some deletions
[dotfiles/.git] / .config / coc / extensions / node_modules / coc-html / node_modules / typescript / lib / tsc.js
diff --git a/.config/coc/extensions/node_modules/coc-html/node_modules/typescript/lib/tsc.js b/.config/coc/extensions/node_modules/coc-html/node_modules/typescript/lib/tsc.js
deleted file mode 100644 (file)
index aa044c8..0000000
+++ /dev/null
@@ -1,93553 +0,0 @@
-/*! *****************************************************************************
-Copyright (c) Microsoft Corporation. All rights reserved.
-Licensed under the Apache License, Version 2.0 (the "License"); you may not use
-this file except in compliance with the License. You may obtain a copy of the
-License at http://www.apache.org/licenses/LICENSE-2.0
-
-THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
-WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
-MERCHANTABLITY OR NON-INFRINGEMENT.
-
-See the Apache Version 2.0 License for specific language governing permissions
-and limitations under the License.
-***************************************************************************** */
-
-
-"use strict";
-var __spreadArrays = (this && this.__spreadArrays) || function () {
-    for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
-    for (var r = Array(s), k = 0, i = 0; i < il; i++)
-        for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
-            r[k] = a[j];
-    return r;
-};
-var __assign = (this && this.__assign) || function () {
-    __assign = Object.assign || function(t) {
-        for (var s, i = 1, n = arguments.length; i < n; i++) {
-            s = arguments[i];
-            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
-                t[p] = s[p];
-        }
-        return t;
-    };
-    return __assign.apply(this, arguments);
-};
-var __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {
-    if (Object.defineProperty) { Object.defineProperty(cooked, "raw", { value: raw }); } else { cooked.raw = raw; }
-    return cooked;
-};
-var __generator = (this && this.__generator) || function (thisArg, body) {
-    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
-    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
-    function verb(n) { return function (v) { return step([n, v]); }; }
-    function step(op) {
-        if (f) throw new TypeError("Generator is already executing.");
-        while (_) try {
-            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
-            if (y = 0, t) op = [op[0] & 2, t.value];
-            switch (op[0]) {
-                case 0: case 1: t = op; break;
-                case 4: _.label++; return { value: op[1], done: false };
-                case 5: _.label++; y = op[1]; op = [0]; continue;
-                case 7: op = _.ops.pop(); _.trys.pop(); continue;
-                default:
-                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
-                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
-                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
-                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
-                    if (t[2]) _.ops.pop();
-                    _.trys.pop(); continue;
-            }
-            op = body.call(thisArg, _);
-        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
-        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
-    }
-};
-var ts;
-(function (ts) {
-    ts.versionMajorMinor = "4.1";
-    ts.version = "4.1.3";
-    var NativeCollections;
-    (function (NativeCollections) {
-        function tryGetNativeMap() {
-            return typeof Map !== "undefined" && "entries" in Map.prototype && new Map([[0, 0]]).size === 1 ? Map : undefined;
-        }
-        NativeCollections.tryGetNativeMap = tryGetNativeMap;
-        function tryGetNativeSet() {
-            return typeof Set !== "undefined" && "entries" in Set.prototype && new Set([0]).size === 1 ? Set : undefined;
-        }
-        NativeCollections.tryGetNativeSet = tryGetNativeSet;
-    })(NativeCollections = ts.NativeCollections || (ts.NativeCollections = {}));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getCollectionImplementation(name, nativeFactory, shimFactory) {
-        var _a;
-        var constructor = (_a = ts.NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](getIterator);
-        if (constructor)
-            return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
-    }
-    ts.Map = getCollectionImplementation("Map", "tryGetNativeMap", "createMapShim");
-    ts.Set = getCollectionImplementation("Set", "tryGetNativeSet", "createSetShim");
-    function getIterator(iterable) {
-        if (iterable) {
-            if (isArray(iterable))
-                return arrayIterator(iterable);
-            if (iterable instanceof ts.Map)
-                return iterable.entries();
-            if (iterable instanceof ts.Set)
-                return iterable.values();
-            throw new Error("Iteration not supported.");
-        }
-    }
-    ts.getIterator = getIterator;
-    ts.emptyArray = [];
-    ts.emptyMap = new ts.Map();
-    ts.emptySet = new ts.Set();
-    function createMap() {
-        return new ts.Map();
-    }
-    ts.createMap = createMap;
-    function createMapFromTemplate(template) {
-        var map = new ts.Map();
-        for (var key in template) {
-            if (hasOwnProperty.call(template, key)) {
-                map.set(key, template[key]);
-            }
-        }
-        return map;
-    }
-    ts.createMapFromTemplate = createMapFromTemplate;
-    function length(array) {
-        return array ? array.length : 0;
-    }
-    ts.length = length;
-    function forEach(array, callback) {
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var result = callback(array[i], i);
-                if (result) {
-                    return result;
-                }
-            }
-        }
-        return undefined;
-    }
-    ts.forEach = forEach;
-    function forEachRight(array, callback) {
-        if (array) {
-            for (var i = array.length - 1; i >= 0; i--) {
-                var result = callback(array[i], i);
-                if (result) {
-                    return result;
-                }
-            }
-        }
-        return undefined;
-    }
-    ts.forEachRight = forEachRight;
-    function firstDefined(array, callback) {
-        if (array === undefined) {
-            return undefined;
-        }
-        for (var i = 0; i < array.length; i++) {
-            var result = callback(array[i], i);
-            if (result !== undefined) {
-                return result;
-            }
-        }
-        return undefined;
-    }
-    ts.firstDefined = firstDefined;
-    function firstDefinedIterator(iter, callback) {
-        while (true) {
-            var iterResult = iter.next();
-            if (iterResult.done) {
-                return undefined;
-            }
-            var result = callback(iterResult.value);
-            if (result !== undefined) {
-                return result;
-            }
-        }
-    }
-    ts.firstDefinedIterator = firstDefinedIterator;
-    function reduceLeftIterator(iterator, f, initial) {
-        var result = initial;
-        if (iterator) {
-            for (var step = iterator.next(), pos = 0; !step.done; step = iterator.next(), pos++) {
-                result = f(result, step.value, pos);
-            }
-        }
-        return result;
-    }
-    ts.reduceLeftIterator = reduceLeftIterator;
-    function zipWith(arrayA, arrayB, callback) {
-        var result = [];
-        ts.Debug.assertEqual(arrayA.length, arrayB.length);
-        for (var i = 0; i < arrayA.length; i++) {
-            result.push(callback(arrayA[i], arrayB[i], i));
-        }
-        return result;
-    }
-    ts.zipWith = zipWith;
-    function zipToIterator(arrayA, arrayB) {
-        ts.Debug.assertEqual(arrayA.length, arrayB.length);
-        var i = 0;
-        return {
-            next: function () {
-                if (i === arrayA.length) {
-                    return { value: undefined, done: true };
-                }
-                i++;
-                return { value: [arrayA[i - 1], arrayB[i - 1]], done: false };
-            }
-        };
-    }
-    ts.zipToIterator = zipToIterator;
-    function zipToMap(keys, values) {
-        ts.Debug.assert(keys.length === values.length);
-        var map = new ts.Map();
-        for (var i = 0; i < keys.length; ++i) {
-            map.set(keys[i], values[i]);
-        }
-        return map;
-    }
-    ts.zipToMap = zipToMap;
-    function intersperse(input, element) {
-        if (input.length <= 1) {
-            return input;
-        }
-        var result = [];
-        for (var i = 0, n = input.length; i < n; i++) {
-            if (i)
-                result.push(element);
-            result.push(input[i]);
-        }
-        return result;
-    }
-    ts.intersperse = intersperse;
-    function every(array, callback) {
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                if (!callback(array[i], i)) {
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-    ts.every = every;
-    function find(array, predicate) {
-        for (var i = 0; i < array.length; i++) {
-            var value = array[i];
-            if (predicate(value, i)) {
-                return value;
-            }
-        }
-        return undefined;
-    }
-    ts.find = find;
-    function findLast(array, predicate) {
-        for (var i = array.length - 1; i >= 0; i--) {
-            var value = array[i];
-            if (predicate(value, i)) {
-                return value;
-            }
-        }
-        return undefined;
-    }
-    ts.findLast = findLast;
-    function findIndex(array, predicate, startIndex) {
-        for (var i = startIndex || 0; i < array.length; i++) {
-            if (predicate(array[i], i)) {
-                return i;
-            }
-        }
-        return -1;
-    }
-    ts.findIndex = findIndex;
-    function findLastIndex(array, predicate, startIndex) {
-        for (var i = startIndex === undefined ? array.length - 1 : startIndex; i >= 0; i--) {
-            if (predicate(array[i], i)) {
-                return i;
-            }
-        }
-        return -1;
-    }
-    ts.findLastIndex = findLastIndex;
-    function findMap(array, callback) {
-        for (var i = 0; i < array.length; i++) {
-            var result = callback(array[i], i);
-            if (result) {
-                return result;
-            }
-        }
-        return ts.Debug.fail();
-    }
-    ts.findMap = findMap;
-    function contains(array, value, equalityComparer) {
-        if (equalityComparer === void 0) { equalityComparer = equateValues; }
-        if (array) {
-            for (var _i = 0, array_1 = array; _i < array_1.length; _i++) {
-                var v = array_1[_i];
-                if (equalityComparer(v, value)) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-    ts.contains = contains;
-    function arraysEqual(a, b, equalityComparer) {
-        if (equalityComparer === void 0) { equalityComparer = equateValues; }
-        return a.length === b.length && a.every(function (x, i) { return equalityComparer(x, b[i]); });
-    }
-    ts.arraysEqual = arraysEqual;
-    function indexOfAnyCharCode(text, charCodes, start) {
-        for (var i = start || 0; i < text.length; i++) {
-            if (contains(charCodes, text.charCodeAt(i))) {
-                return i;
-            }
-        }
-        return -1;
-    }
-    ts.indexOfAnyCharCode = indexOfAnyCharCode;
-    function countWhere(array, predicate) {
-        var count = 0;
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var v = array[i];
-                if (predicate(v, i)) {
-                    count++;
-                }
-            }
-        }
-        return count;
-    }
-    ts.countWhere = countWhere;
-    function filter(array, f) {
-        if (array) {
-            var len = array.length;
-            var i = 0;
-            while (i < len && f(array[i]))
-                i++;
-            if (i < len) {
-                var result = array.slice(0, i);
-                i++;
-                while (i < len) {
-                    var item = array[i];
-                    if (f(item)) {
-                        result.push(item);
-                    }
-                    i++;
-                }
-                return result;
-            }
-        }
-        return array;
-    }
-    ts.filter = filter;
-    function filterMutate(array, f) {
-        var outIndex = 0;
-        for (var i = 0; i < array.length; i++) {
-            if (f(array[i], i, array)) {
-                array[outIndex] = array[i];
-                outIndex++;
-            }
-        }
-        array.length = outIndex;
-    }
-    ts.filterMutate = filterMutate;
-    function clear(array) {
-        array.length = 0;
-    }
-    ts.clear = clear;
-    function map(array, f) {
-        var result;
-        if (array) {
-            result = [];
-            for (var i = 0; i < array.length; i++) {
-                result.push(f(array[i], i));
-            }
-        }
-        return result;
-    }
-    ts.map = map;
-    function mapIterator(iter, mapFn) {
-        return {
-            next: function () {
-                var iterRes = iter.next();
-                return iterRes.done ? iterRes : { value: mapFn(iterRes.value), done: false };
-            }
-        };
-    }
-    ts.mapIterator = mapIterator;
-    function sameMap(array, f) {
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var item = array[i];
-                var mapped = f(item, i);
-                if (item !== mapped) {
-                    var result = array.slice(0, i);
-                    result.push(mapped);
-                    for (i++; i < array.length; i++) {
-                        result.push(f(array[i], i));
-                    }
-                    return result;
-                }
-            }
-        }
-        return array;
-    }
-    ts.sameMap = sameMap;
-    function flatten(array) {
-        var result = [];
-        for (var _i = 0, array_2 = array; _i < array_2.length; _i++) {
-            var v = array_2[_i];
-            if (v) {
-                if (isArray(v)) {
-                    addRange(result, v);
-                }
-                else {
-                    result.push(v);
-                }
-            }
-        }
-        return result;
-    }
-    ts.flatten = flatten;
-    function flatMap(array, mapfn) {
-        var result;
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var v = mapfn(array[i], i);
-                if (v) {
-                    if (isArray(v)) {
-                        result = addRange(result, v);
-                    }
-                    else {
-                        result = append(result, v);
-                    }
-                }
-            }
-        }
-        return result || ts.emptyArray;
-    }
-    ts.flatMap = flatMap;
-    function flatMapToMutable(array, mapfn) {
-        var result = [];
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var v = mapfn(array[i], i);
-                if (v) {
-                    if (isArray(v)) {
-                        addRange(result, v);
-                    }
-                    else {
-                        result.push(v);
-                    }
-                }
-            }
-        }
-        return result;
-    }
-    ts.flatMapToMutable = flatMapToMutable;
-    function flatMapIterator(iter, mapfn) {
-        var first = iter.next();
-        if (first.done) {
-            return ts.emptyIterator;
-        }
-        var currentIter = getIterator(first.value);
-        return {
-            next: function () {
-                while (true) {
-                    var currentRes = currentIter.next();
-                    if (!currentRes.done) {
-                        return currentRes;
-                    }
-                    var iterRes = iter.next();
-                    if (iterRes.done) {
-                        return iterRes;
-                    }
-                    currentIter = getIterator(iterRes.value);
-                }
-            },
-        };
-        function getIterator(x) {
-            var res = mapfn(x);
-            return res === undefined ? ts.emptyIterator : isArray(res) ? arrayIterator(res) : res;
-        }
-    }
-    ts.flatMapIterator = flatMapIterator;
-    function sameFlatMap(array, mapfn) {
-        var result;
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var item = array[i];
-                var mapped = mapfn(item, i);
-                if (result || item !== mapped || isArray(mapped)) {
-                    if (!result) {
-                        result = array.slice(0, i);
-                    }
-                    if (isArray(mapped)) {
-                        addRange(result, mapped);
-                    }
-                    else {
-                        result.push(mapped);
-                    }
-                }
-            }
-        }
-        return result || array;
-    }
-    ts.sameFlatMap = sameFlatMap;
-    function mapAllOrFail(array, mapFn) {
-        var result = [];
-        for (var i = 0; i < array.length; i++) {
-            var mapped = mapFn(array[i], i);
-            if (mapped === undefined) {
-                return undefined;
-            }
-            result.push(mapped);
-        }
-        return result;
-    }
-    ts.mapAllOrFail = mapAllOrFail;
-    function mapDefined(array, mapFn) {
-        var result = [];
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var mapped = mapFn(array[i], i);
-                if (mapped !== undefined) {
-                    result.push(mapped);
-                }
-            }
-        }
-        return result;
-    }
-    ts.mapDefined = mapDefined;
-    function mapDefinedIterator(iter, mapFn) {
-        return {
-            next: function () {
-                while (true) {
-                    var res = iter.next();
-                    if (res.done) {
-                        return res;
-                    }
-                    var value = mapFn(res.value);
-                    if (value !== undefined) {
-                        return { value: value, done: false };
-                    }
-                }
-            }
-        };
-    }
-    ts.mapDefinedIterator = mapDefinedIterator;
-    function mapDefinedEntries(map, f) {
-        if (!map) {
-            return undefined;
-        }
-        var result = new ts.Map();
-        map.forEach(function (value, key) {
-            var entry = f(key, value);
-            if (entry !== undefined) {
-                var newKey = entry[0], newValue = entry[1];
-                if (newKey !== undefined && newValue !== undefined) {
-                    result.set(newKey, newValue);
-                }
-            }
-        });
-        return result;
-    }
-    ts.mapDefinedEntries = mapDefinedEntries;
-    function mapDefinedValues(set, f) {
-        if (set) {
-            var result_1 = new ts.Set();
-            set.forEach(function (value) {
-                var newValue = f(value);
-                if (newValue !== undefined) {
-                    result_1.add(newValue);
-                }
-            });
-            return result_1;
-        }
-    }
-    ts.mapDefinedValues = mapDefinedValues;
-    function getOrUpdate(map, key, callback) {
-        if (map.has(key)) {
-            return map.get(key);
-        }
-        var value = callback();
-        map.set(key, value);
-        return value;
-    }
-    ts.getOrUpdate = getOrUpdate;
-    function tryAddToSet(set, value) {
-        if (!set.has(value)) {
-            set.add(value);
-            return true;
-        }
-        return false;
-    }
-    ts.tryAddToSet = tryAddToSet;
-    ts.emptyIterator = { next: function () { return ({ value: undefined, done: true }); } };
-    function singleIterator(value) {
-        var done = false;
-        return {
-            next: function () {
-                var wasDone = done;
-                done = true;
-                return wasDone ? { value: undefined, done: true } : { value: value, done: false };
-            }
-        };
-    }
-    ts.singleIterator = singleIterator;
-    function spanMap(array, keyfn, mapfn) {
-        var result;
-        if (array) {
-            result = [];
-            var len = array.length;
-            var previousKey = void 0;
-            var key = void 0;
-            var start = 0;
-            var pos = 0;
-            while (start < len) {
-                while (pos < len) {
-                    var value = array[pos];
-                    key = keyfn(value, pos);
-                    if (pos === 0) {
-                        previousKey = key;
-                    }
-                    else if (key !== previousKey) {
-                        break;
-                    }
-                    pos++;
-                }
-                if (start < pos) {
-                    var v = mapfn(array.slice(start, pos), previousKey, start, pos);
-                    if (v) {
-                        result.push(v);
-                    }
-                    start = pos;
-                }
-                previousKey = key;
-                pos++;
-            }
-        }
-        return result;
-    }
-    ts.spanMap = spanMap;
-    function mapEntries(map, f) {
-        if (!map) {
-            return undefined;
-        }
-        var result = new ts.Map();
-        map.forEach(function (value, key) {
-            var _a = f(key, value), newKey = _a[0], newValue = _a[1];
-            result.set(newKey, newValue);
-        });
-        return result;
-    }
-    ts.mapEntries = mapEntries;
-    function some(array, predicate) {
-        if (array) {
-            if (predicate) {
-                for (var _i = 0, array_3 = array; _i < array_3.length; _i++) {
-                    var v = array_3[_i];
-                    if (predicate(v)) {
-                        return true;
-                    }
-                }
-            }
-            else {
-                return array.length > 0;
-            }
-        }
-        return false;
-    }
-    ts.some = some;
-    function getRangesWhere(arr, pred, cb) {
-        var start;
-        for (var i = 0; i < arr.length; i++) {
-            if (pred(arr[i])) {
-                start = start === undefined ? i : start;
-            }
-            else {
-                if (start !== undefined) {
-                    cb(start, i);
-                    start = undefined;
-                }
-            }
-        }
-        if (start !== undefined)
-            cb(start, arr.length);
-    }
-    ts.getRangesWhere = getRangesWhere;
-    function concatenate(array1, array2) {
-        if (!some(array2))
-            return array1;
-        if (!some(array1))
-            return array2;
-        return __spreadArrays(array1, array2);
-    }
-    ts.concatenate = concatenate;
-    function selectIndex(_, i) {
-        return i;
-    }
-    function indicesOf(array) {
-        return array.map(selectIndex);
-    }
-    ts.indicesOf = indicesOf;
-    function deduplicateRelational(array, equalityComparer, comparer) {
-        var indices = indicesOf(array);
-        stableSortIndices(array, indices, comparer);
-        var last = array[indices[0]];
-        var deduplicated = [indices[0]];
-        for (var i = 1; i < indices.length; i++) {
-            var index = indices[i];
-            var item = array[index];
-            if (!equalityComparer(last, item)) {
-                deduplicated.push(index);
-                last = item;
-            }
-        }
-        deduplicated.sort();
-        return deduplicated.map(function (i) { return array[i]; });
-    }
-    function deduplicateEquality(array, equalityComparer) {
-        var result = [];
-        for (var _i = 0, array_4 = array; _i < array_4.length; _i++) {
-            var item = array_4[_i];
-            pushIfUnique(result, item, equalityComparer);
-        }
-        return result;
-    }
-    function deduplicate(array, equalityComparer, comparer) {
-        return array.length === 0 ? [] :
-            array.length === 1 ? array.slice() :
-                comparer ? deduplicateRelational(array, equalityComparer, comparer) :
-                    deduplicateEquality(array, equalityComparer);
-    }
-    ts.deduplicate = deduplicate;
-    function deduplicateSorted(array, comparer) {
-        if (array.length === 0)
-            return ts.emptyArray;
-        var last = array[0];
-        var deduplicated = [last];
-        for (var i = 1; i < array.length; i++) {
-            var next = array[i];
-            switch (comparer(next, last)) {
-                case true:
-                case 0:
-                    continue;
-                case -1:
-                    return ts.Debug.fail("Array is unsorted.");
-            }
-            deduplicated.push(last = next);
-        }
-        return deduplicated;
-    }
-    function insertSorted(array, insert, compare) {
-        if (array.length === 0) {
-            array.push(insert);
-            return;
-        }
-        var insertIndex = binarySearch(array, insert, identity, compare);
-        if (insertIndex < 0) {
-            array.splice(~insertIndex, 0, insert);
-        }
-    }
-    ts.insertSorted = insertSorted;
-    function sortAndDeduplicate(array, comparer, equalityComparer) {
-        return deduplicateSorted(sort(array, comparer), equalityComparer || comparer || compareStringsCaseSensitive);
-    }
-    ts.sortAndDeduplicate = sortAndDeduplicate;
-    function arrayIsSorted(array, comparer) {
-        if (array.length < 2)
-            return true;
-        var prevElement = array[0];
-        for (var _i = 0, _a = array.slice(1); _i < _a.length; _i++) {
-            var element = _a[_i];
-            if (comparer(prevElement, element) === 1) {
-                return false;
-            }
-            prevElement = element;
-        }
-        return true;
-    }
-    ts.arrayIsSorted = arrayIsSorted;
-    function arrayIsEqualTo(array1, array2, equalityComparer) {
-        if (equalityComparer === void 0) { equalityComparer = equateValues; }
-        if (!array1 || !array2) {
-            return array1 === array2;
-        }
-        if (array1.length !== array2.length) {
-            return false;
-        }
-        for (var i = 0; i < array1.length; i++) {
-            if (!equalityComparer(array1[i], array2[i], i)) {
-                return false;
-            }
-        }
-        return true;
-    }
-    ts.arrayIsEqualTo = arrayIsEqualTo;
-    function compact(array) {
-        var result;
-        if (array) {
-            for (var i = 0; i < array.length; i++) {
-                var v = array[i];
-                if (result || !v) {
-                    if (!result) {
-                        result = array.slice(0, i);
-                    }
-                    if (v) {
-                        result.push(v);
-                    }
-                }
-            }
-        }
-        return result || array;
-    }
-    ts.compact = compact;
-    function relativeComplement(arrayA, arrayB, comparer) {
-        if (!arrayB || !arrayA || arrayB.length === 0 || arrayA.length === 0)
-            return arrayB;
-        var result = [];
-        loopB: for (var offsetA = 0, offsetB = 0; offsetB < arrayB.length; offsetB++) {
-            if (offsetB > 0) {
-                ts.Debug.assertGreaterThanOrEqual(comparer(arrayB[offsetB], arrayB[offsetB - 1]), 0);
-            }
-            loopA: for (var startA = offsetA; offsetA < arrayA.length; offsetA++) {
-                if (offsetA > startA) {
-                    ts.Debug.assertGreaterThanOrEqual(comparer(arrayA[offsetA], arrayA[offsetA - 1]), 0);
-                }
-                switch (comparer(arrayB[offsetB], arrayA[offsetA])) {
-                    case -1:
-                        result.push(arrayB[offsetB]);
-                        continue loopB;
-                    case 0:
-                        continue loopB;
-                    case 1:
-                        continue loopA;
-                }
-            }
-        }
-        return result;
-    }
-    ts.relativeComplement = relativeComplement;
-    function sum(array, prop) {
-        var result = 0;
-        for (var _i = 0, array_5 = array; _i < array_5.length; _i++) {
-            var v = array_5[_i];
-            result += v[prop];
-        }
-        return result;
-    }
-    ts.sum = sum;
-    function append(to, value) {
-        if (value === undefined)
-            return to;
-        if (to === undefined)
-            return [value];
-        to.push(value);
-        return to;
-    }
-    ts.append = append;
-    function combine(xs, ys) {
-        if (xs === undefined)
-            return ys;
-        if (ys === undefined)
-            return xs;
-        if (isArray(xs))
-            return isArray(ys) ? concatenate(xs, ys) : append(xs, ys);
-        if (isArray(ys))
-            return append(ys, xs);
-        return [xs, ys];
-    }
-    ts.combine = combine;
-    function toOffset(array, offset) {
-        return offset < 0 ? array.length + offset : offset;
-    }
-    function addRange(to, from, start, end) {
-        if (from === undefined || from.length === 0)
-            return to;
-        if (to === undefined)
-            return from.slice(start, end);
-        start = start === undefined ? 0 : toOffset(from, start);
-        end = end === undefined ? from.length : toOffset(from, end);
-        for (var i = start; i < end && i < from.length; i++) {
-            if (from[i] !== undefined) {
-                to.push(from[i]);
-            }
-        }
-        return to;
-    }
-    ts.addRange = addRange;
-    function pushIfUnique(array, toAdd, equalityComparer) {
-        if (contains(array, toAdd, equalityComparer)) {
-            return false;
-        }
-        else {
-            array.push(toAdd);
-            return true;
-        }
-    }
-    ts.pushIfUnique = pushIfUnique;
-    function appendIfUnique(array, toAdd, equalityComparer) {
-        if (array) {
-            pushIfUnique(array, toAdd, equalityComparer);
-            return array;
-        }
-        else {
-            return [toAdd];
-        }
-    }
-    ts.appendIfUnique = appendIfUnique;
-    function stableSortIndices(array, indices, comparer) {
-        indices.sort(function (x, y) { return comparer(array[x], array[y]) || compareValues(x, y); });
-    }
-    function sort(array, comparer) {
-        return (array.length === 0 ? array : array.slice().sort(comparer));
-    }
-    ts.sort = sort;
-    function arrayIterator(array) {
-        var i = 0;
-        return { next: function () {
-                if (i === array.length) {
-                    return { value: undefined, done: true };
-                }
-                else {
-                    i++;
-                    return { value: array[i - 1], done: false };
-                }
-            } };
-    }
-    ts.arrayIterator = arrayIterator;
-    function arrayReverseIterator(array) {
-        var i = array.length;
-        return {
-            next: function () {
-                if (i === 0) {
-                    return { value: undefined, done: true };
-                }
-                else {
-                    i--;
-                    return { value: array[i], done: false };
-                }
-            }
-        };
-    }
-    ts.arrayReverseIterator = arrayReverseIterator;
-    function stableSort(array, comparer) {
-        var indices = indicesOf(array);
-        stableSortIndices(array, indices, comparer);
-        return indices.map(function (i) { return array[i]; });
-    }
-    ts.stableSort = stableSort;
-    function rangeEquals(array1, array2, pos, end) {
-        while (pos < end) {
-            if (array1[pos] !== array2[pos]) {
-                return false;
-            }
-            pos++;
-        }
-        return true;
-    }
-    ts.rangeEquals = rangeEquals;
-    function elementAt(array, offset) {
-        if (array) {
-            offset = toOffset(array, offset);
-            if (offset < array.length) {
-                return array[offset];
-            }
-        }
-        return undefined;
-    }
-    ts.elementAt = elementAt;
-    function firstOrUndefined(array) {
-        return array.length === 0 ? undefined : array[0];
-    }
-    ts.firstOrUndefined = firstOrUndefined;
-    function first(array) {
-        ts.Debug.assert(array.length !== 0);
-        return array[0];
-    }
-    ts.first = first;
-    function lastOrUndefined(array) {
-        return array.length === 0 ? undefined : array[array.length - 1];
-    }
-    ts.lastOrUndefined = lastOrUndefined;
-    function last(array) {
-        ts.Debug.assert(array.length !== 0);
-        return array[array.length - 1];
-    }
-    ts.last = last;
-    function singleOrUndefined(array) {
-        return array && array.length === 1
-            ? array[0]
-            : undefined;
-    }
-    ts.singleOrUndefined = singleOrUndefined;
-    function singleOrMany(array) {
-        return array && array.length === 1
-            ? array[0]
-            : array;
-    }
-    ts.singleOrMany = singleOrMany;
-    function replaceElement(array, index, value) {
-        var result = array.slice(0);
-        result[index] = value;
-        return result;
-    }
-    ts.replaceElement = replaceElement;
-    function binarySearch(array, value, keySelector, keyComparer, offset) {
-        return binarySearchKey(array, keySelector(value), keySelector, keyComparer, offset);
-    }
-    ts.binarySearch = binarySearch;
-    function binarySearchKey(array, key, keySelector, keyComparer, offset) {
-        if (!some(array)) {
-            return -1;
-        }
-        var low = offset || 0;
-        var high = array.length - 1;
-        while (low <= high) {
-            var middle = low + ((high - low) >> 1);
-            var midKey = keySelector(array[middle], middle);
-            switch (keyComparer(midKey, key)) {
-                case -1:
-                    low = middle + 1;
-                    break;
-                case 0:
-                    return middle;
-                case 1:
-                    high = middle - 1;
-                    break;
-            }
-        }
-        return ~low;
-    }
-    ts.binarySearchKey = binarySearchKey;
-    function reduceLeft(array, f, initial, start, count) {
-        if (array && array.length > 0) {
-            var size = array.length;
-            if (size > 0) {
-                var pos = start === undefined || start < 0 ? 0 : start;
-                var end = count === undefined || pos + count > size - 1 ? size - 1 : pos + count;
-                var result = void 0;
-                if (arguments.length <= 2) {
-                    result = array[pos];
-                    pos++;
-                }
-                else {
-                    result = initial;
-                }
-                while (pos <= end) {
-                    result = f(result, array[pos], pos);
-                    pos++;
-                }
-                return result;
-            }
-        }
-        return initial;
-    }
-    ts.reduceLeft = reduceLeft;
-    var hasOwnProperty = Object.prototype.hasOwnProperty;
-    function hasProperty(map, key) {
-        return hasOwnProperty.call(map, key);
-    }
-    ts.hasProperty = hasProperty;
-    function getProperty(map, key) {
-        return hasOwnProperty.call(map, key) ? map[key] : undefined;
-    }
-    ts.getProperty = getProperty;
-    function getOwnKeys(map) {
-        var keys = [];
-        for (var key in map) {
-            if (hasOwnProperty.call(map, key)) {
-                keys.push(key);
-            }
-        }
-        return keys;
-    }
-    ts.getOwnKeys = getOwnKeys;
-    function getAllKeys(obj) {
-        var result = [];
-        do {
-            var names = Object.getOwnPropertyNames(obj);
-            for (var _i = 0, names_1 = names; _i < names_1.length; _i++) {
-                var name = names_1[_i];
-                pushIfUnique(result, name);
-            }
-        } while (obj = Object.getPrototypeOf(obj));
-        return result;
-    }
-    ts.getAllKeys = getAllKeys;
-    function getOwnValues(sparseArray) {
-        var values = [];
-        for (var key in sparseArray) {
-            if (hasOwnProperty.call(sparseArray, key)) {
-                values.push(sparseArray[key]);
-            }
-        }
-        return values;
-    }
-    ts.getOwnValues = getOwnValues;
-    var _entries = Object.entries || (function (obj) {
-        var keys = getOwnKeys(obj);
-        var result = Array(keys.length);
-        for (var i = 0; i < keys.length; i++) {
-            result[i] = [keys[i], obj[keys[i]]];
-        }
-        return result;
-    });
-    function getEntries(obj) {
-        return obj ? _entries(obj) : [];
-    }
-    ts.getEntries = getEntries;
-    function arrayOf(count, f) {
-        var result = new Array(count);
-        for (var i = 0; i < count; i++) {
-            result[i] = f(i);
-        }
-        return result;
-    }
-    ts.arrayOf = arrayOf;
-    function arrayFrom(iterator, map) {
-        var result = [];
-        for (var iterResult = iterator.next(); !iterResult.done; iterResult = iterator.next()) {
-            result.push(map ? map(iterResult.value) : iterResult.value);
-        }
-        return result;
-    }
-    ts.arrayFrom = arrayFrom;
-    function assign(t) {
-        var args = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            args[_i - 1] = arguments[_i];
-        }
-        for (var _a = 0, args_1 = args; _a < args_1.length; _a++) {
-            var arg = args_1[_a];
-            if (arg === undefined)
-                continue;
-            for (var p in arg) {
-                if (hasProperty(arg, p)) {
-                    t[p] = arg[p];
-                }
-            }
-        }
-        return t;
-    }
-    ts.assign = assign;
-    function equalOwnProperties(left, right, equalityComparer) {
-        if (equalityComparer === void 0) { equalityComparer = equateValues; }
-        if (left === right)
-            return true;
-        if (!left || !right)
-            return false;
-        for (var key in left) {
-            if (hasOwnProperty.call(left, key)) {
-                if (!hasOwnProperty.call(right, key))
-                    return false;
-                if (!equalityComparer(left[key], right[key]))
-                    return false;
-            }
-        }
-        for (var key in right) {
-            if (hasOwnProperty.call(right, key)) {
-                if (!hasOwnProperty.call(left, key))
-                    return false;
-            }
-        }
-        return true;
-    }
-    ts.equalOwnProperties = equalOwnProperties;
-    function arrayToMap(array, makeKey, makeValue) {
-        if (makeValue === void 0) { makeValue = identity; }
-        var result = new ts.Map();
-        for (var _i = 0, array_6 = array; _i < array_6.length; _i++) {
-            var value = array_6[_i];
-            var key = makeKey(value);
-            if (key !== undefined)
-                result.set(key, makeValue(value));
-        }
-        return result;
-    }
-    ts.arrayToMap = arrayToMap;
-    function arrayToNumericMap(array, makeKey, makeValue) {
-        if (makeValue === void 0) { makeValue = identity; }
-        var result = [];
-        for (var _i = 0, array_7 = array; _i < array_7.length; _i++) {
-            var value = array_7[_i];
-            result[makeKey(value)] = makeValue(value);
-        }
-        return result;
-    }
-    ts.arrayToNumericMap = arrayToNumericMap;
-    function arrayToMultiMap(values, makeKey, makeValue) {
-        if (makeValue === void 0) { makeValue = identity; }
-        var result = createMultiMap();
-        for (var _i = 0, values_1 = values; _i < values_1.length; _i++) {
-            var value = values_1[_i];
-            result.add(makeKey(value), makeValue(value));
-        }
-        return result;
-    }
-    ts.arrayToMultiMap = arrayToMultiMap;
-    function group(values, getGroupId, resultSelector) {
-        if (resultSelector === void 0) { resultSelector = identity; }
-        return arrayFrom(arrayToMultiMap(values, getGroupId).values(), resultSelector);
-    }
-    ts.group = group;
-    function clone(object) {
-        var result = {};
-        for (var id in object) {
-            if (hasOwnProperty.call(object, id)) {
-                result[id] = object[id];
-            }
-        }
-        return result;
-    }
-    ts.clone = clone;
-    function extend(first, second) {
-        var result = {};
-        for (var id in second) {
-            if (hasOwnProperty.call(second, id)) {
-                result[id] = second[id];
-            }
-        }
-        for (var id in first) {
-            if (hasOwnProperty.call(first, id)) {
-                result[id] = first[id];
-            }
-        }
-        return result;
-    }
-    ts.extend = extend;
-    function copyProperties(first, second) {
-        for (var id in second) {
-            if (hasOwnProperty.call(second, id)) {
-                first[id] = second[id];
-            }
-        }
-    }
-    ts.copyProperties = copyProperties;
-    function maybeBind(obj, fn) {
-        return fn ? fn.bind(obj) : undefined;
-    }
-    ts.maybeBind = maybeBind;
-    function createMultiMap() {
-        var map = new ts.Map();
-        map.add = multiMapAdd;
-        map.remove = multiMapRemove;
-        return map;
-    }
-    ts.createMultiMap = createMultiMap;
-    function multiMapAdd(key, value) {
-        var values = this.get(key);
-        if (values) {
-            values.push(value);
-        }
-        else {
-            this.set(key, values = [value]);
-        }
-        return values;
-    }
-    function multiMapRemove(key, value) {
-        var values = this.get(key);
-        if (values) {
-            unorderedRemoveItem(values, value);
-            if (!values.length) {
-                this.delete(key);
-            }
-        }
-    }
-    function createUnderscoreEscapedMultiMap() {
-        return createMultiMap();
-    }
-    ts.createUnderscoreEscapedMultiMap = createUnderscoreEscapedMultiMap;
-    function isArray(value) {
-        return Array.isArray ? Array.isArray(value) : value instanceof Array;
-    }
-    ts.isArray = isArray;
-    function toArray(value) {
-        return isArray(value) ? value : [value];
-    }
-    ts.toArray = toArray;
-    function isString(text) {
-        return typeof text === "string";
-    }
-    ts.isString = isString;
-    function isNumber(x) {
-        return typeof x === "number";
-    }
-    ts.isNumber = isNumber;
-    function tryCast(value, test) {
-        return value !== undefined && test(value) ? value : undefined;
-    }
-    ts.tryCast = tryCast;
-    function cast(value, test) {
-        if (value !== undefined && test(value))
-            return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
-    }
-    ts.cast = cast;
-    function noop(_) { }
-    ts.noop = noop;
-    function returnFalse() { return false; }
-    ts.returnFalse = returnFalse;
-    function returnTrue() { return true; }
-    ts.returnTrue = returnTrue;
-    function returnUndefined() { return undefined; }
-    ts.returnUndefined = returnUndefined;
-    function identity(x) { return x; }
-    ts.identity = identity;
-    function toLowerCase(x) { return x.toLowerCase(); }
-    ts.toLowerCase = toLowerCase;
-    var fileNameLowerCaseRegExp = /[^\u0130\u0131\u00DFa-z0-9\\/:\-_\. ]+/g;
-    function toFileNameLowerCase(x) {
-        return fileNameLowerCaseRegExp.test(x) ?
-            x.replace(fileNameLowerCaseRegExp, toLowerCase) :
-            x;
-    }
-    ts.toFileNameLowerCase = toFileNameLowerCase;
-    function notImplemented() {
-        throw new Error("Not implemented");
-    }
-    ts.notImplemented = notImplemented;
-    function memoize(callback) {
-        var value;
-        return function () {
-            if (callback) {
-                value = callback();
-                callback = undefined;
-            }
-            return value;
-        };
-    }
-    ts.memoize = memoize;
-    function memoizeOne(callback) {
-        var map = new ts.Map();
-        return function (arg) {
-            var key = typeof arg + ":" + arg;
-            var value = map.get(key);
-            if (value === undefined && !map.has(key)) {
-                value = callback(arg);
-                map.set(key, value);
-            }
-            return value;
-        };
-    }
-    ts.memoizeOne = memoizeOne;
-    function compose(a, b, c, d, e) {
-        if (!!e) {
-            var args_2 = [];
-            for (var i = 0; i < arguments.length; i++) {
-                args_2[i] = arguments[i];
-            }
-            return function (t) { return reduceLeft(args_2, function (u, f) { return f(u); }, t); };
-        }
-        else if (d) {
-            return function (t) { return d(c(b(a(t)))); };
-        }
-        else if (c) {
-            return function (t) { return c(b(a(t))); };
-        }
-        else if (b) {
-            return function (t) { return b(a(t)); };
-        }
-        else if (a) {
-            return function (t) { return a(t); };
-        }
-        else {
-            return function (t) { return t; };
-        }
-    }
-    ts.compose = compose;
-    function equateValues(a, b) {
-        return a === b;
-    }
-    ts.equateValues = equateValues;
-    function equateStringsCaseInsensitive(a, b) {
-        return a === b
-            || a !== undefined
-                && b !== undefined
-                && a.toUpperCase() === b.toUpperCase();
-    }
-    ts.equateStringsCaseInsensitive = equateStringsCaseInsensitive;
-    function equateStringsCaseSensitive(a, b) {
-        return equateValues(a, b);
-    }
-    ts.equateStringsCaseSensitive = equateStringsCaseSensitive;
-    function compareComparableValues(a, b) {
-        return a === b ? 0 :
-            a === undefined ? -1 :
-                b === undefined ? 1 :
-                    a < b ? -1 :
-                        1;
-    }
-    function compareValues(a, b) {
-        return compareComparableValues(a, b);
-    }
-    ts.compareValues = compareValues;
-    function compareTextSpans(a, b) {
-        return compareValues(a === null || a === void 0 ? void 0 : a.start, b === null || b === void 0 ? void 0 : b.start) || compareValues(a === null || a === void 0 ? void 0 : a.length, b === null || b === void 0 ? void 0 : b.length);
-    }
-    ts.compareTextSpans = compareTextSpans;
-    function min(a, b, compare) {
-        return compare(a, b) === -1 ? a : b;
-    }
-    ts.min = min;
-    function compareStringsCaseInsensitive(a, b) {
-        if (a === b)
-            return 0;
-        if (a === undefined)
-            return -1;
-        if (b === undefined)
-            return 1;
-        a = a.toUpperCase();
-        b = b.toUpperCase();
-        return a < b ? -1 : a > b ? 1 : 0;
-    }
-    ts.compareStringsCaseInsensitive = compareStringsCaseInsensitive;
-    function compareStringsCaseSensitive(a, b) {
-        return compareComparableValues(a, b);
-    }
-    ts.compareStringsCaseSensitive = compareStringsCaseSensitive;
-    function getStringComparer(ignoreCase) {
-        return ignoreCase ? compareStringsCaseInsensitive : compareStringsCaseSensitive;
-    }
-    ts.getStringComparer = getStringComparer;
-    var createUIStringComparer = (function () {
-        var defaultComparer;
-        var enUSComparer;
-        var stringComparerFactory = getStringComparerFactory();
-        return createStringComparer;
-        function compareWithCallback(a, b, comparer) {
-            if (a === b)
-                return 0;
-            if (a === undefined)
-                return -1;
-            if (b === undefined)
-                return 1;
-            var value = comparer(a, b);
-            return value < 0 ? -1 : value > 0 ? 1 : 0;
-        }
-        function createIntlCollatorStringComparer(locale) {
-            var comparer = new Intl.Collator(locale, { usage: "sort", sensitivity: "variant" }).compare;
-            return function (a, b) { return compareWithCallback(a, b, comparer); };
-        }
-        function createLocaleCompareStringComparer(locale) {
-            if (locale !== undefined)
-                return createFallbackStringComparer();
-            return function (a, b) { return compareWithCallback(a, b, compareStrings); };
-            function compareStrings(a, b) {
-                return a.localeCompare(b);
-            }
-        }
-        function createFallbackStringComparer() {
-            return function (a, b) { return compareWithCallback(a, b, compareDictionaryOrder); };
-            function compareDictionaryOrder(a, b) {
-                return compareStrings(a.toUpperCase(), b.toUpperCase()) || compareStrings(a, b);
-            }
-            function compareStrings(a, b) {
-                return a < b ? -1 : a > b ? 1 : 0;
-            }
-        }
-        function getStringComparerFactory() {
-            if (typeof Intl === "object" && typeof Intl.Collator === "function") {
-                return createIntlCollatorStringComparer;
-            }
-            if (typeof String.prototype.localeCompare === "function" &&
-                typeof String.prototype.toLocaleUpperCase === "function" &&
-                "a".localeCompare("B") < 0) {
-                return createLocaleCompareStringComparer;
-            }
-            return createFallbackStringComparer;
-        }
-        function createStringComparer(locale) {
-            if (locale === undefined) {
-                return defaultComparer || (defaultComparer = stringComparerFactory(locale));
-            }
-            else if (locale === "en-US") {
-                return enUSComparer || (enUSComparer = stringComparerFactory(locale));
-            }
-            else {
-                return stringComparerFactory(locale);
-            }
-        }
-    })();
-    var uiComparerCaseSensitive;
-    var uiLocale;
-    function getUILocale() {
-        return uiLocale;
-    }
-    ts.getUILocale = getUILocale;
-    function setUILocale(value) {
-        if (uiLocale !== value) {
-            uiLocale = value;
-            uiComparerCaseSensitive = undefined;
-        }
-    }
-    ts.setUILocale = setUILocale;
-    function compareStringsCaseSensitiveUI(a, b) {
-        var comparer = uiComparerCaseSensitive || (uiComparerCaseSensitive = createUIStringComparer(uiLocale));
-        return comparer(a, b);
-    }
-    ts.compareStringsCaseSensitiveUI = compareStringsCaseSensitiveUI;
-    function compareProperties(a, b, key, comparer) {
-        return a === b ? 0 :
-            a === undefined ? -1 :
-                b === undefined ? 1 :
-                    comparer(a[key], b[key]);
-    }
-    ts.compareProperties = compareProperties;
-    function compareBooleans(a, b) {
-        return compareValues(a ? 1 : 0, b ? 1 : 0);
-    }
-    ts.compareBooleans = compareBooleans;
-    function getSpellingSuggestion(name, candidates, getName) {
-        var maximumLengthDifference = Math.min(2, Math.floor(name.length * 0.34));
-        var bestDistance = Math.floor(name.length * 0.4) + 1;
-        var bestCandidate;
-        var justCheckExactMatches = false;
-        var nameLowerCase = name.toLowerCase();
-        for (var _i = 0, candidates_1 = candidates; _i < candidates_1.length; _i++) {
-            var candidate = candidates_1[_i];
-            var candidateName = getName(candidate);
-            if (candidateName !== undefined && Math.abs(candidateName.length - nameLowerCase.length) <= maximumLengthDifference) {
-                var candidateNameLowerCase = candidateName.toLowerCase();
-                if (candidateNameLowerCase === nameLowerCase) {
-                    if (candidateName === name) {
-                        continue;
-                    }
-                    return candidate;
-                }
-                if (justCheckExactMatches) {
-                    continue;
-                }
-                if (candidateName.length < 3) {
-                    continue;
-                }
-                var distance = levenshteinWithMax(nameLowerCase, candidateNameLowerCase, bestDistance - 1);
-                if (distance === undefined) {
-                    continue;
-                }
-                if (distance < 3) {
-                    justCheckExactMatches = true;
-                    bestCandidate = candidate;
-                }
-                else {
-                    ts.Debug.assert(distance < bestDistance);
-                    bestDistance = distance;
-                    bestCandidate = candidate;
-                }
-            }
-        }
-        return bestCandidate;
-    }
-    ts.getSpellingSuggestion = getSpellingSuggestion;
-    function levenshteinWithMax(s1, s2, max) {
-        var previous = new Array(s2.length + 1);
-        var current = new Array(s2.length + 1);
-        var big = max + 1;
-        for (var i = 0; i <= s2.length; i++) {
-            previous[i] = i;
-        }
-        for (var i = 1; i <= s1.length; i++) {
-            var c1 = s1.charCodeAt(i - 1);
-            var minJ = i > max ? i - max : 1;
-            var maxJ = s2.length > max + i ? max + i : s2.length;
-            current[0] = i;
-            var colMin = i;
-            for (var j = 1; j < minJ; j++) {
-                current[j] = big;
-            }
-            for (var j = minJ; j <= maxJ; j++) {
-                var dist = c1 === s2.charCodeAt(j - 1)
-                    ? previous[j - 1]
-                    : Math.min(previous[j] + 1, current[j - 1] + 1, previous[j - 1] + 2);
-                current[j] = dist;
-                colMin = Math.min(colMin, dist);
-            }
-            for (var j = maxJ + 1; j <= s2.length; j++) {
-                current[j] = big;
-            }
-            if (colMin > max) {
-                return undefined;
-            }
-            var temp = previous;
-            previous = current;
-            current = temp;
-        }
-        var res = previous[s2.length];
-        return res > max ? undefined : res;
-    }
-    function endsWith(str, suffix) {
-        var expectedPos = str.length - suffix.length;
-        return expectedPos >= 0 && str.indexOf(suffix, expectedPos) === expectedPos;
-    }
-    ts.endsWith = endsWith;
-    function removeSuffix(str, suffix) {
-        return endsWith(str, suffix) ? str.slice(0, str.length - suffix.length) : str;
-    }
-    ts.removeSuffix = removeSuffix;
-    function tryRemoveSuffix(str, suffix) {
-        return endsWith(str, suffix) ? str.slice(0, str.length - suffix.length) : undefined;
-    }
-    ts.tryRemoveSuffix = tryRemoveSuffix;
-    function stringContains(str, substring) {
-        return str.indexOf(substring) !== -1;
-    }
-    ts.stringContains = stringContains;
-    function removeMinAndVersionNumbers(fileName) {
-        var trailingMinOrVersion = /[.-]((min)|(\d+(\.\d+)*))$/;
-        return fileName.replace(trailingMinOrVersion, "").replace(trailingMinOrVersion, "");
-    }
-    ts.removeMinAndVersionNumbers = removeMinAndVersionNumbers;
-    function orderedRemoveItem(array, item) {
-        for (var i = 0; i < array.length; i++) {
-            if (array[i] === item) {
-                orderedRemoveItemAt(array, i);
-                return true;
-            }
-        }
-        return false;
-    }
-    ts.orderedRemoveItem = orderedRemoveItem;
-    function orderedRemoveItemAt(array, index) {
-        for (var i = index; i < array.length - 1; i++) {
-            array[i] = array[i + 1];
-        }
-        array.pop();
-    }
-    ts.orderedRemoveItemAt = orderedRemoveItemAt;
-    function unorderedRemoveItemAt(array, index) {
-        array[index] = array[array.length - 1];
-        array.pop();
-    }
-    ts.unorderedRemoveItemAt = unorderedRemoveItemAt;
-    function unorderedRemoveItem(array, item) {
-        return unorderedRemoveFirstItemWhere(array, function (element) { return element === item; });
-    }
-    ts.unorderedRemoveItem = unorderedRemoveItem;
-    function unorderedRemoveFirstItemWhere(array, predicate) {
-        for (var i = 0; i < array.length; i++) {
-            if (predicate(array[i])) {
-                unorderedRemoveItemAt(array, i);
-                return true;
-            }
-        }
-        return false;
-    }
-    function createGetCanonicalFileName(useCaseSensitiveFileNames) {
-        return useCaseSensitiveFileNames ? identity : toFileNameLowerCase;
-    }
-    ts.createGetCanonicalFileName = createGetCanonicalFileName;
-    function patternText(_a) {
-        var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
-    }
-    ts.patternText = patternText;
-    function matchedText(pattern, candidate) {
-        ts.Debug.assert(isPatternMatch(pattern, candidate));
-        return candidate.substring(pattern.prefix.length, candidate.length - pattern.suffix.length);
-    }
-    ts.matchedText = matchedText;
-    function findBestPatternMatch(values, getPattern, candidate) {
-        var matchedValue;
-        var longestMatchPrefixLength = -1;
-        for (var _i = 0, values_2 = values; _i < values_2.length; _i++) {
-            var v = values_2[_i];
-            var pattern = getPattern(v);
-            if (isPatternMatch(pattern, candidate) && pattern.prefix.length > longestMatchPrefixLength) {
-                longestMatchPrefixLength = pattern.prefix.length;
-                matchedValue = v;
-            }
-        }
-        return matchedValue;
-    }
-    ts.findBestPatternMatch = findBestPatternMatch;
-    function startsWith(str, prefix) {
-        return str.lastIndexOf(prefix, 0) === 0;
-    }
-    ts.startsWith = startsWith;
-    function removePrefix(str, prefix) {
-        return startsWith(str, prefix) ? str.substr(prefix.length) : str;
-    }
-    ts.removePrefix = removePrefix;
-    function tryRemovePrefix(str, prefix, getCanonicalFileName) {
-        if (getCanonicalFileName === void 0) { getCanonicalFileName = identity; }
-        return startsWith(getCanonicalFileName(str), getCanonicalFileName(prefix)) ? str.substring(prefix.length) : undefined;
-    }
-    ts.tryRemovePrefix = tryRemovePrefix;
-    function isPatternMatch(_a, candidate) {
-        var prefix = _a.prefix, suffix = _a.suffix;
-        return candidate.length >= prefix.length + suffix.length &&
-            startsWith(candidate, prefix) &&
-            endsWith(candidate, suffix);
-    }
-    function and(f, g) {
-        return function (arg) { return f(arg) && g(arg); };
-    }
-    ts.and = and;
-    function or() {
-        var fs = [];
-        for (var _i = 0; _i < arguments.length; _i++) {
-            fs[_i] = arguments[_i];
-        }
-        return function () {
-            var args = [];
-            for (var _i = 0; _i < arguments.length; _i++) {
-                args[_i] = arguments[_i];
-            }
-            for (var _a = 0, fs_1 = fs; _a < fs_1.length; _a++) {
-                var f = fs_1[_a];
-                if (f.apply(void 0, args)) {
-                    return true;
-                }
-            }
-            return false;
-        };
-    }
-    ts.or = or;
-    function not(fn) {
-        return function () {
-            var args = [];
-            for (var _i = 0; _i < arguments.length; _i++) {
-                args[_i] = arguments[_i];
-            }
-            return !fn.apply(void 0, args);
-        };
-    }
-    ts.not = not;
-    function assertType(_) { }
-    ts.assertType = assertType;
-    function singleElementArray(t) {
-        return t === undefined ? undefined : [t];
-    }
-    ts.singleElementArray = singleElementArray;
-    function enumerateInsertsAndDeletes(newItems, oldItems, comparer, inserted, deleted, unchanged) {
-        unchanged = unchanged || noop;
-        var newIndex = 0;
-        var oldIndex = 0;
-        var newLen = newItems.length;
-        var oldLen = oldItems.length;
-        var hasChanges = false;
-        while (newIndex < newLen && oldIndex < oldLen) {
-            var newItem = newItems[newIndex];
-            var oldItem = oldItems[oldIndex];
-            var compareResult = comparer(newItem, oldItem);
-            if (compareResult === -1) {
-                inserted(newItem);
-                newIndex++;
-                hasChanges = true;
-            }
-            else if (compareResult === 1) {
-                deleted(oldItem);
-                oldIndex++;
-                hasChanges = true;
-            }
-            else {
-                unchanged(oldItem, newItem);
-                newIndex++;
-                oldIndex++;
-            }
-        }
-        while (newIndex < newLen) {
-            inserted(newItems[newIndex++]);
-            hasChanges = true;
-        }
-        while (oldIndex < oldLen) {
-            deleted(oldItems[oldIndex++]);
-            hasChanges = true;
-        }
-        return hasChanges;
-    }
-    ts.enumerateInsertsAndDeletes = enumerateInsertsAndDeletes;
-    function fill(length, cb) {
-        var result = Array(length);
-        for (var i = 0; i < length; i++) {
-            result[i] = cb(i);
-        }
-        return result;
-    }
-    ts.fill = fill;
-    function cartesianProduct(arrays) {
-        var result = [];
-        cartesianProductWorker(arrays, result, undefined, 0);
-        return result;
-    }
-    ts.cartesianProduct = cartesianProduct;
-    function cartesianProductWorker(arrays, result, outer, index) {
-        for (var _i = 0, _a = arrays[index]; _i < _a.length; _i++) {
-            var element = _a[_i];
-            var inner = void 0;
-            if (outer) {
-                inner = outer.slice();
-                inner.push(element);
-            }
-            else {
-                inner = [element];
-            }
-            if (index === arrays.length - 1) {
-                result.push(inner);
-            }
-            else {
-                cartesianProductWorker(arrays, result, inner, index + 1);
-            }
-        }
-    }
-    function padLeft(s, length, padString) {
-        if (padString === void 0) { padString = " "; }
-        return length <= s.length ? s : padString.repeat(length - s.length) + s;
-    }
-    ts.padLeft = padLeft;
-    function padRight(s, length, padString) {
-        if (padString === void 0) { padString = " "; }
-        return length <= s.length ? s : s + padString.repeat(length - s.length);
-    }
-    ts.padRight = padRight;
-    function takeWhile(array, predicate) {
-        var len = array.length;
-        var index = 0;
-        while (index < len && predicate(array[index])) {
-            index++;
-        }
-        return array.slice(0, index);
-    }
-    ts.takeWhile = takeWhile;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var LogLevel;
-    (function (LogLevel) {
-        LogLevel[LogLevel["Off"] = 0] = "Off";
-        LogLevel[LogLevel["Error"] = 1] = "Error";
-        LogLevel[LogLevel["Warning"] = 2] = "Warning";
-        LogLevel[LogLevel["Info"] = 3] = "Info";
-        LogLevel[LogLevel["Verbose"] = 4] = "Verbose";
-    })(LogLevel = ts.LogLevel || (ts.LogLevel = {}));
-    var Debug;
-    (function (Debug) {
-        var typeScriptVersion;
-        var currentAssertionLevel = 0;
-        Debug.currentLogLevel = LogLevel.Warning;
-        Debug.isDebugging = false;
-        function getTypeScriptVersion() {
-            return typeScriptVersion !== null && typeScriptVersion !== void 0 ? typeScriptVersion : (typeScriptVersion = new ts.Version(ts.version));
-        }
-        Debug.getTypeScriptVersion = getTypeScriptVersion;
-        function shouldLog(level) {
-            return Debug.currentLogLevel <= level;
-        }
-        Debug.shouldLog = shouldLog;
-        function logMessage(level, s) {
-            if (Debug.loggingHost && shouldLog(level)) {
-                Debug.loggingHost.log(level, s);
-            }
-        }
-        function log(s) {
-            logMessage(LogLevel.Info, s);
-        }
-        Debug.log = log;
-        (function (log_1) {
-            function error(s) {
-                logMessage(LogLevel.Error, s);
-            }
-            log_1.error = error;
-            function warn(s) {
-                logMessage(LogLevel.Warning, s);
-            }
-            log_1.warn = warn;
-            function log(s) {
-                logMessage(LogLevel.Info, s);
-            }
-            log_1.log = log;
-            function trace(s) {
-                logMessage(LogLevel.Verbose, s);
-            }
-            log_1.trace = trace;
-        })(log = Debug.log || (Debug.log = {}));
-        var assertionCache = {};
-        function getAssertionLevel() {
-            return currentAssertionLevel;
-        }
-        Debug.getAssertionLevel = getAssertionLevel;
-        function setAssertionLevel(level) {
-            var prevAssertionLevel = currentAssertionLevel;
-            currentAssertionLevel = level;
-            if (level > prevAssertionLevel) {
-                for (var _i = 0, _a = ts.getOwnKeys(assertionCache); _i < _a.length; _i++) {
-                    var key = _a[_i];
-                    var cachedFunc = assertionCache[key];
-                    if (cachedFunc !== undefined && Debug[key] !== cachedFunc.assertion && level >= cachedFunc.level) {
-                        Debug[key] = cachedFunc;
-                        assertionCache[key] = undefined;
-                    }
-                }
-            }
-        }
-        Debug.setAssertionLevel = setAssertionLevel;
-        function shouldAssert(level) {
-            return currentAssertionLevel >= level;
-        }
-        Debug.shouldAssert = shouldAssert;
-        function shouldAssertFunction(level, name) {
-            if (!shouldAssert(level)) {
-                assertionCache[name] = { level: level, assertion: Debug[name] };
-                Debug[name] = ts.noop;
-                return false;
-            }
-            return true;
-        }
-        function fail(message, stackCrawlMark) {
-            debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
-            if (Error.captureStackTrace) {
-                Error.captureStackTrace(e, stackCrawlMark || fail);
-            }
-            throw e;
-        }
-        Debug.fail = fail;
-        function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
-        }
-        Debug.failBadSyntaxKind = failBadSyntaxKind;
-        function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
-            if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
-                if (verboseDebugInfo) {
-                    message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
-                }
-                fail(message, stackCrawlMark || assert);
-            }
-        }
-        Debug.assert = assert;
-        function assertEqual(a, b, msg, msg2, stackCrawlMark) {
-            if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
-            }
-        }
-        Debug.assertEqual = assertEqual;
-        function assertLessThan(a, b, msg, stackCrawlMark) {
-            if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
-            }
-        }
-        Debug.assertLessThan = assertLessThan;
-        function assertLessThanOrEqual(a, b, stackCrawlMark) {
-            if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
-            }
-        }
-        Debug.assertLessThanOrEqual = assertLessThanOrEqual;
-        function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
-            if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
-            }
-        }
-        Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
-        function assertIsDefined(value, message, stackCrawlMark) {
-            if (value === undefined || value === null) {
-                fail(message, stackCrawlMark || assertIsDefined);
-            }
-        }
-        Debug.assertIsDefined = assertIsDefined;
-        function checkDefined(value, message, stackCrawlMark) {
-            assertIsDefined(value, message, stackCrawlMark || checkDefined);
-            return value;
-        }
-        Debug.checkDefined = checkDefined;
-        Debug.assertDefined = checkDefined;
-        function assertEachIsDefined(value, message, stackCrawlMark) {
-            for (var _i = 0, value_1 = value; _i < value_1.length; _i++) {
-                var v = value_1[_i];
-                assertIsDefined(v, message, stackCrawlMark || assertEachIsDefined);
-            }
-        }
-        Debug.assertEachIsDefined = assertEachIsDefined;
-        function checkEachDefined(value, message, stackCrawlMark) {
-            assertEachIsDefined(value, message, stackCrawlMark || checkEachDefined);
-            return value;
-        }
-        Debug.checkEachDefined = checkEachDefined;
-        Debug.assertEachDefined = checkEachDefined;
-        function assertNever(member, message, stackCrawlMark) {
-            if (message === void 0) { message = "Illegal value:"; }
-            var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
-        }
-        Debug.assertNever = assertNever;
-        function assertEachNode(nodes, test, message, stackCrawlMark) {
-            if (shouldAssertFunction(1, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
-            }
-        }
-        Debug.assertEachNode = assertEachNode;
-        function assertNode(node, test, message, stackCrawlMark) {
-            if (shouldAssertFunction(1, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
-            }
-        }
-        Debug.assertNode = assertNode;
-        function assertNotNode(node, test, message, stackCrawlMark) {
-            if (shouldAssertFunction(1, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
-            }
-        }
-        Debug.assertNotNode = assertNotNode;
-        function assertOptionalNode(node, test, message, stackCrawlMark) {
-            if (shouldAssertFunction(1, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
-            }
-        }
-        Debug.assertOptionalNode = assertOptionalNode;
-        function assertOptionalToken(node, kind, message, stackCrawlMark) {
-            if (shouldAssertFunction(1, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
-            }
-        }
-        Debug.assertOptionalToken = assertOptionalToken;
-        function assertMissingNode(node, message, stackCrawlMark) {
-            if (shouldAssertFunction(1, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
-            }
-        }
-        Debug.assertMissingNode = assertMissingNode;
-        function getFunctionName(func) {
-            if (typeof func !== "function") {
-                return "";
-            }
-            else if (func.hasOwnProperty("name")) {
-                return func.name;
-            }
-            else {
-                var text = Function.prototype.toString.call(func);
-                var match = /^function\s+([\w\$]+)\s*\(/.exec(text);
-                return match ? match[1] : "";
-            }
-        }
-        Debug.getFunctionName = getFunctionName;
-        function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
-        }
-        Debug.formatSymbol = formatSymbol;
-        function formatEnum(value, enumObject, isFlags) {
-            if (value === void 0) { value = 0; }
-            var members = getEnumMembers(enumObject);
-            if (value === 0) {
-                return members.length > 0 && members[0][0] === 0 ? members[0][1] : "0";
-            }
-            if (isFlags) {
-                var result = "";
-                var remainingFlags = value;
-                for (var _i = 0, members_1 = members; _i < members_1.length; _i++) {
-                    var _a = members_1[_i], enumValue = _a[0], enumName = _a[1];
-                    if (enumValue > value) {
-                        break;
-                    }
-                    if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
-                        remainingFlags &= ~enumValue;
-                    }
-                }
-                if (remainingFlags === 0) {
-                    return result;
-                }
-            }
-            else {
-                for (var _b = 0, members_2 = members; _b < members_2.length; _b++) {
-                    var _c = members_2[_b], enumValue = _c[0], enumName = _c[1];
-                    if (enumValue === value) {
-                        return enumName;
-                    }
-                }
-            }
-            return value.toString();
-        }
-        Debug.formatEnum = formatEnum;
-        function getEnumMembers(enumObject) {
-            var result = [];
-            for (var name in enumObject) {
-                var value = enumObject[name];
-                if (typeof value === "number") {
-                    result.push([value, name]);
-                }
-            }
-            return ts.stableSort(result, function (x, y) { return ts.compareValues(x[0], y[0]); });
-        }
-        function formatSyntaxKind(kind) {
-            return formatEnum(kind, ts.SyntaxKind, false);
-        }
-        Debug.formatSyntaxKind = formatSyntaxKind;
-        function formatNodeFlags(flags) {
-            return formatEnum(flags, ts.NodeFlags, true);
-        }
-        Debug.formatNodeFlags = formatNodeFlags;
-        function formatModifierFlags(flags) {
-            return formatEnum(flags, ts.ModifierFlags, true);
-        }
-        Debug.formatModifierFlags = formatModifierFlags;
-        function formatTransformFlags(flags) {
-            return formatEnum(flags, ts.TransformFlags, true);
-        }
-        Debug.formatTransformFlags = formatTransformFlags;
-        function formatEmitFlags(flags) {
-            return formatEnum(flags, ts.EmitFlags, true);
-        }
-        Debug.formatEmitFlags = formatEmitFlags;
-        function formatSymbolFlags(flags) {
-            return formatEnum(flags, ts.SymbolFlags, true);
-        }
-        Debug.formatSymbolFlags = formatSymbolFlags;
-        function formatTypeFlags(flags) {
-            return formatEnum(flags, ts.TypeFlags, true);
-        }
-        Debug.formatTypeFlags = formatTypeFlags;
-        function formatObjectFlags(flags) {
-            return formatEnum(flags, ts.ObjectFlags, true);
-        }
-        Debug.formatObjectFlags = formatObjectFlags;
-        function formatFlowFlags(flags) {
-            return formatEnum(flags, ts.FlowFlags, true);
-        }
-        Debug.formatFlowFlags = formatFlowFlags;
-        var isDebugInfoEnabled = false;
-        var extendedDebugModule;
-        function extendedDebug() {
-            enableDebugInfo();
-            if (!extendedDebugModule) {
-                throw new Error("Debugging helpers could not be loaded.");
-            }
-            return extendedDebugModule;
-        }
-        function printControlFlowGraph(flowNode) {
-            return console.log(formatControlFlowGraph(flowNode));
-        }
-        Debug.printControlFlowGraph = printControlFlowGraph;
-        function formatControlFlowGraph(flowNode) {
-            return extendedDebug().formatControlFlowGraph(flowNode);
-        }
-        Debug.formatControlFlowGraph = formatControlFlowGraph;
-        var flowNodeProto;
-        function attachFlowNodeDebugInfoWorker(flowNode) {
-            if (!("__debugFlowFlags" in flowNode)) {
-                Object.defineProperties(flowNode, {
-                    __tsDebuggerDisplay: {
-                        value: function () {
-                            var flowHeader = this.flags & 2 ? "FlowStart" :
-                                this.flags & 4 ? "FlowBranchLabel" :
-                                    this.flags & 8 ? "FlowLoopLabel" :
-                                        this.flags & 16 ? "FlowAssignment" :
-                                            this.flags & 32 ? "FlowTrueCondition" :
-                                                this.flags & 64 ? "FlowFalseCondition" :
-                                                    this.flags & 128 ? "FlowSwitchClause" :
-                                                        this.flags & 256 ? "FlowArrayMutation" :
-                                                            this.flags & 512 ? "FlowCall" :
-                                                                this.flags & 1024 ? "FlowReduceLabel" :
-                                                                    this.flags & 1 ? "FlowUnreachable" :
-                                                                        "UnknownFlow";
-                            var remainingFlags = this.flags & ~(2048 - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
-                        }
-                    },
-                    __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, true); } },
-                    __debugToString: { value: function () { return formatControlFlowGraph(this); } }
-                });
-            }
-        }
-        function attachFlowNodeDebugInfo(flowNode) {
-            if (isDebugInfoEnabled) {
-                if (typeof Object.setPrototypeOf === "function") {
-                    if (!flowNodeProto) {
-                        flowNodeProto = Object.create(Object.prototype);
-                        attachFlowNodeDebugInfoWorker(flowNodeProto);
-                    }
-                    Object.setPrototypeOf(flowNode, flowNodeProto);
-                }
-                else {
-                    attachFlowNodeDebugInfoWorker(flowNode);
-                }
-            }
-        }
-        Debug.attachFlowNodeDebugInfo = attachFlowNodeDebugInfo;
-        var nodeArrayProto;
-        function attachNodeArrayDebugInfoWorker(array) {
-            if (!("__tsDebuggerDisplay" in array)) {
-                Object.defineProperties(array, {
-                    __tsDebuggerDisplay: {
-                        value: function (defaultValue) {
-                            defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
-                        }
-                    }
-                });
-            }
-        }
-        function attachNodeArrayDebugInfo(array) {
-            if (isDebugInfoEnabled) {
-                if (typeof Object.setPrototypeOf === "function") {
-                    if (!nodeArrayProto) {
-                        nodeArrayProto = Object.create(Array.prototype);
-                        attachNodeArrayDebugInfoWorker(nodeArrayProto);
-                    }
-                    Object.setPrototypeOf(array, nodeArrayProto);
-                }
-                else {
-                    attachNodeArrayDebugInfoWorker(array);
-                }
-            }
-        }
-        Debug.attachNodeArrayDebugInfo = attachNodeArrayDebugInfo;
-        function enableDebugInfo() {
-            if (isDebugInfoEnabled)
-                return;
-            var weakTypeTextMap;
-            var weakNodeTextMap;
-            function getWeakTypeTextMap() {
-                if (weakTypeTextMap === undefined) {
-                    if (typeof WeakMap === "function")
-                        weakTypeTextMap = new WeakMap();
-                }
-                return weakTypeTextMap;
-            }
-            function getWeakNodeTextMap() {
-                if (weakNodeTextMap === undefined) {
-                    if (typeof WeakMap === "function")
-                        weakNodeTextMap = new WeakMap();
-                }
-                return weakNodeTextMap;
-            }
-            Object.defineProperties(ts.objectAllocator.getSymbolConstructor().prototype, {
-                __tsDebuggerDisplay: {
-                    value: function () {
-                        var symbolHeader = this.flags & 33554432 ? "TransientSymbol" :
-                            "Symbol";
-                        var remainingSymbolFlags = this.flags & ~33554432;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
-                    }
-                },
-                __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
-            });
-            Object.defineProperties(ts.objectAllocator.getTypeConstructor().prototype, {
-                __tsDebuggerDisplay: {
-                    value: function () {
-                        var typeHeader = this.flags & 98304 ? "NullableType" :
-                            this.flags & 384 ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
-                                    this.flags & 8192 ? "UniqueESSymbolType" :
-                                        this.flags & 32 ? "EnumType" :
-                                            this.flags & 67359327 ? "IntrinsicType " + this.intrinsicName :
-                                                this.flags & 1048576 ? "UnionType" :
-                                                    this.flags & 2097152 ? "IntersectionType" :
-                                                        this.flags & 4194304 ? "IndexType" :
-                                                            this.flags & 8388608 ? "IndexedAccessType" :
-                                                                this.flags & 16777216 ? "ConditionalType" :
-                                                                    this.flags & 33554432 ? "SubstitutionType" :
-                                                                        this.flags & 262144 ? "TypeParameter" :
-                                                                            this.flags & 524288 ?
-                                                                                this.objectFlags & 3 ? "InterfaceType" :
-                                                                                    this.objectFlags & 4 ? "TypeReference" :
-                                                                                        this.objectFlags & 8 ? "TupleType" :
-                                                                                            this.objectFlags & 16 ? "AnonymousType" :
-                                                                                                this.objectFlags & 32 ? "MappedType" :
-                                                                                                    this.objectFlags & 2048 ? "ReverseMappedType" :
-                                                                                                        this.objectFlags & 256 ? "EvolvingArrayType" :
-                                                                                                            "ObjectType" :
-                                                                                "Type";
-                        var remainingObjectFlags = this.flags & 524288 ? this.objectFlags & ~2367 : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
-                    }
-                },
-                __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
-                __debugObjectFlags: { get: function () { return this.flags & 524288 ? formatObjectFlags(this.objectFlags) : ""; } },
-                __debugTypeToString: {
-                    value: function () {
-                        var map = getWeakTypeTextMap();
-                        var text = map === null || map === void 0 ? void 0 : map.get(this);
-                        if (text === undefined) {
-                            text = this.checker.typeToString(this);
-                            map === null || map === void 0 ? void 0 : map.set(this, text);
-                        }
-                        return text;
-                    }
-                },
-            });
-            var nodeConstructors = [
-                ts.objectAllocator.getNodeConstructor(),
-                ts.objectAllocator.getIdentifierConstructor(),
-                ts.objectAllocator.getTokenConstructor(),
-                ts.objectAllocator.getSourceFileConstructor()
-            ];
-            for (var _i = 0, nodeConstructors_1 = nodeConstructors; _i < nodeConstructors_1.length; _i++) {
-                var ctor = nodeConstructors_1[_i];
-                if (!ctor.prototype.hasOwnProperty("__debugKind")) {
-                    Object.defineProperties(ctor.prototype, {
-                        __tsDebuggerDisplay: {
-                            value: function () {
-                                var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
-                                                        ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
-                                                            ts.isParameter(this) ? "ParameterDeclaration" :
-                                                                ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
-                                                                    ts.isGetAccessorDeclaration(this) ? "GetAccessorDeclaration" :
-                                                                        ts.isSetAccessorDeclaration(this) ? "SetAccessorDeclaration" :
-                                                                            ts.isCallSignatureDeclaration(this) ? "CallSignatureDeclaration" :
-                                                                                ts.isConstructSignatureDeclaration(this) ? "ConstructSignatureDeclaration" :
-                                                                                    ts.isIndexSignatureDeclaration(this) ? "IndexSignatureDeclaration" :
-                                                                                        ts.isTypePredicateNode(this) ? "TypePredicateNode" :
-                                                                                            ts.isTypeReferenceNode(this) ? "TypeReferenceNode" :
-                                                                                                ts.isFunctionTypeNode(this) ? "FunctionTypeNode" :
-                                                                                                    ts.isConstructorTypeNode(this) ? "ConstructorTypeNode" :
-                                                                                                        ts.isTypeQueryNode(this) ? "TypeQueryNode" :
-                                                                                                            ts.isTypeLiteralNode(this) ? "TypeLiteralNode" :
-                                                                                                                ts.isArrayTypeNode(this) ? "ArrayTypeNode" :
-                                                                                                                    ts.isTupleTypeNode(this) ? "TupleTypeNode" :
-                                                                                                                        ts.isOptionalTypeNode(this) ? "OptionalTypeNode" :
-                                                                                                                            ts.isRestTypeNode(this) ? "RestTypeNode" :
-                                                                                                                                ts.isUnionTypeNode(this) ? "UnionTypeNode" :
-                                                                                                                                    ts.isIntersectionTypeNode(this) ? "IntersectionTypeNode" :
-                                                                                                                                        ts.isConditionalTypeNode(this) ? "ConditionalTypeNode" :
-                                                                                                                                            ts.isInferTypeNode(this) ? "InferTypeNode" :
-                                                                                                                                                ts.isParenthesizedTypeNode(this) ? "ParenthesizedTypeNode" :
-                                                                                                                                                    ts.isThisTypeNode(this) ? "ThisTypeNode" :
-                                                                                                                                                        ts.isTypeOperatorNode(this) ? "TypeOperatorNode" :
-                                                                                                                                                            ts.isIndexedAccessTypeNode(this) ? "IndexedAccessTypeNode" :
-                                                                                                                                                                ts.isMappedTypeNode(this) ? "MappedTypeNode" :
-                                                                                                                                                                    ts.isLiteralTypeNode(this) ? "LiteralTypeNode" :
-                                                                                                                                                                        ts.isNamedTupleMember(this) ? "NamedTupleMember" :
-                                                                                                                                                                            ts.isImportTypeNode(this) ? "ImportTypeNode" :
-                                                                                                                                                                                formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
-                            }
-                        },
-                        __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
-                        __debugNodeFlags: { get: function () { return formatNodeFlags(this.flags); } },
-                        __debugModifierFlags: { get: function () { return formatModifierFlags(ts.getEffectiveModifierFlagsNoCache(this)); } },
-                        __debugTransformFlags: { get: function () { return formatTransformFlags(this.transformFlags); } },
-                        __debugIsParseTreeNode: { get: function () { return ts.isParseTreeNode(this); } },
-                        __debugEmitFlags: { get: function () { return formatEmitFlags(ts.getEmitFlags(this)); } },
-                        __debugGetText: {
-                            value: function (includeTrivia) {
-                                if (ts.nodeIsSynthesized(this))
-                                    return "";
-                                var map = getWeakNodeTextMap();
-                                var text = map === null || map === void 0 ? void 0 : map.get(this);
-                                if (text === undefined) {
-                                    var parseNode = ts.getParseTreeNode(this);
-                                    var sourceFile = parseNode && ts.getSourceFileOfNode(parseNode);
-                                    text = sourceFile ? ts.getSourceTextOfNodeFromSourceFile(sourceFile, parseNode, includeTrivia) : "";
-                                    map === null || map === void 0 ? void 0 : map.set(this, text);
-                                }
-                                return text;
-                            }
-                        }
-                    });
-                }
-            }
-            try {
-                if (ts.sys && ts.sys.require) {
-                    var basePath = ts.getDirectoryPath(ts.resolvePath(ts.sys.getExecutingFilePath()));
-                    var result = ts.sys.require(basePath, "./compiler-debug");
-                    if (!result.error) {
-                        result.module.init(ts);
-                        extendedDebugModule = result.module;
-                    }
-                }
-            }
-            catch (_a) {
-            }
-            isDebugInfoEnabled = true;
-        }
-        Debug.enableDebugInfo = enableDebugInfo;
-        function formatDeprecationMessage(name, error, errorAfter, since, message) {
-            var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
-            return deprecationMessage;
-        }
-        function createErrorDeprecation(name, errorAfter, since, message) {
-            var deprecationMessage = formatDeprecationMessage(name, true, errorAfter, since, message);
-            return function () {
-                throw new TypeError(deprecationMessage);
-            };
-        }
-        function createWarningDeprecation(name, errorAfter, since, message) {
-            var hasWrittenDeprecation = false;
-            return function () {
-                if (!hasWrittenDeprecation) {
-                    log.warn(formatDeprecationMessage(name, false, errorAfter, since, message));
-                    hasWrittenDeprecation = true;
-                }
-            };
-        }
-        function createDeprecation(name, options) {
-            var _a, _b;
-            if (options === void 0) { options = {}; }
-            var version = typeof options.typeScriptVersion === "string" ? new ts.Version(options.typeScriptVersion) : (_a = options.typeScriptVersion) !== null && _a !== void 0 ? _a : getTypeScriptVersion();
-            var errorAfter = typeof options.errorAfter === "string" ? new ts.Version(options.errorAfter) : options.errorAfter;
-            var warnAfter = typeof options.warnAfter === "string" ? new ts.Version(options.warnAfter) : options.warnAfter;
-            var since = typeof options.since === "string" ? new ts.Version(options.since) : (_b = options.since) !== null && _b !== void 0 ? _b : warnAfter;
-            var error = options.error || errorAfter && version.compareTo(errorAfter) <= 0;
-            var warn = !warnAfter || version.compareTo(warnAfter) >= 0;
-            return error ? createErrorDeprecation(name, errorAfter, since, options.message) :
-                warn ? createWarningDeprecation(name, errorAfter, since, options.message) :
-                    ts.noop;
-        }
-        function wrapFunction(deprecation, func) {
-            return function () {
-                deprecation();
-                return func.apply(this, arguments);
-            };
-        }
-        function deprecate(func, options) {
-            var deprecation = createDeprecation(getFunctionName(func), options);
-            return wrapFunction(deprecation, func);
-        }
-        Debug.deprecate = deprecate;
-    })(Debug = ts.Debug || (ts.Debug = {}));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var versionRegExp = /^(0|[1-9]\d*)(?:\.(0|[1-9]\d*)(?:\.(0|[1-9]\d*)(?:\-([a-z0-9-.]+))?(?:\+([a-z0-9-.]+))?)?)?$/i;
-    var prereleaseRegExp = /^(?:0|[1-9]\d*|[a-z-][a-z0-9-]*)(?:\.(?:0|[1-9]\d*|[a-z-][a-z0-9-]*))*$/i;
-    var buildRegExp = /^[a-z0-9-]+(?:\.[a-z0-9-]+)*$/i;
-    var numericIdentifierRegExp = /^(0|[1-9]\d*)$/;
-    var Version = (function () {
-        function Version(major, minor, patch, prerelease, build) {
-            if (minor === void 0) { minor = 0; }
-            if (patch === void 0) { patch = 0; }
-            if (prerelease === void 0) { prerelease = ""; }
-            if (build === void 0) { build = ""; }
-            if (typeof major === "string") {
-                var result = ts.Debug.checkDefined(tryParseComponents(major), "Invalid version");
-                (major = result.major, minor = result.minor, patch = result.patch, prerelease = result.prerelease, build = result.build);
-            }
-            ts.Debug.assert(major >= 0, "Invalid argument: major");
-            ts.Debug.assert(minor >= 0, "Invalid argument: minor");
-            ts.Debug.assert(patch >= 0, "Invalid argument: patch");
-            ts.Debug.assert(!prerelease || prereleaseRegExp.test(prerelease), "Invalid argument: prerelease");
-            ts.Debug.assert(!build || buildRegExp.test(build), "Invalid argument: build");
-            this.major = major;
-            this.minor = minor;
-            this.patch = patch;
-            this.prerelease = prerelease ? prerelease.split(".") : ts.emptyArray;
-            this.build = build ? build.split(".") : ts.emptyArray;
-        }
-        Version.tryParse = function (text) {
-            var result = tryParseComponents(text);
-            if (!result)
-                return undefined;
-            var major = result.major, minor = result.minor, patch = result.patch, prerelease = result.prerelease, build = result.build;
-            return new Version(major, minor, patch, prerelease, build);
-        };
-        Version.prototype.compareTo = function (other) {
-            if (this === other)
-                return 0;
-            if (other === undefined)
-                return 1;
-            return ts.compareValues(this.major, other.major)
-                || ts.compareValues(this.minor, other.minor)
-                || ts.compareValues(this.patch, other.patch)
-                || comparePrereleaseIdentifiers(this.prerelease, other.prerelease);
-        };
-        Version.prototype.increment = function (field) {
-            switch (field) {
-                case "major": return new Version(this.major + 1, 0, 0);
-                case "minor": return new Version(this.major, this.minor + 1, 0);
-                case "patch": return new Version(this.major, this.minor, this.patch + 1);
-                default: return ts.Debug.assertNever(field);
-            }
-        };
-        Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
-            if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
-            if (ts.some(this.build))
-                result += "+" + this.build.join(".");
-            return result;
-        };
-        Version.zero = new Version(0, 0, 0);
-        return Version;
-    }());
-    ts.Version = Version;
-    function tryParseComponents(text) {
-        var match = versionRegExp.exec(text);
-        if (!match)
-            return undefined;
-        var major = match[1], _a = match[2], minor = _a === void 0 ? "0" : _a, _b = match[3], patch = _b === void 0 ? "0" : _b, _c = match[4], prerelease = _c === void 0 ? "" : _c, _d = match[5], build = _d === void 0 ? "" : _d;
-        if (prerelease && !prereleaseRegExp.test(prerelease))
-            return undefined;
-        if (build && !buildRegExp.test(build))
-            return undefined;
-        return {
-            major: parseInt(major, 10),
-            minor: parseInt(minor, 10),
-            patch: parseInt(patch, 10),
-            prerelease: prerelease,
-            build: build
-        };
-    }
-    function comparePrereleaseIdentifiers(left, right) {
-        if (left === right)
-            return 0;
-        if (left.length === 0)
-            return right.length === 0 ? 0 : 1;
-        if (right.length === 0)
-            return -1;
-        var length = Math.min(left.length, right.length);
-        for (var i = 0; i < length; i++) {
-            var leftIdentifier = left[i];
-            var rightIdentifier = right[i];
-            if (leftIdentifier === rightIdentifier)
-                continue;
-            var leftIsNumeric = numericIdentifierRegExp.test(leftIdentifier);
-            var rightIsNumeric = numericIdentifierRegExp.test(rightIdentifier);
-            if (leftIsNumeric || rightIsNumeric) {
-                if (leftIsNumeric !== rightIsNumeric)
-                    return leftIsNumeric ? -1 : 1;
-                var result = ts.compareValues(+leftIdentifier, +rightIdentifier);
-                if (result)
-                    return result;
-            }
-            else {
-                var result = ts.compareStringsCaseSensitive(leftIdentifier, rightIdentifier);
-                if (result)
-                    return result;
-            }
-        }
-        return ts.compareValues(left.length, right.length);
-    }
-    var VersionRange = (function () {
-        function VersionRange(spec) {
-            this._alternatives = spec ? ts.Debug.checkDefined(parseRange(spec), "Invalid range spec.") : ts.emptyArray;
-        }
-        VersionRange.tryParse = function (text) {
-            var sets = parseRange(text);
-            if (sets) {
-                var range = new VersionRange("");
-                range._alternatives = sets;
-                return range;
-            }
-            return undefined;
-        };
-        VersionRange.prototype.test = function (version) {
-            if (typeof version === "string")
-                version = new Version(version);
-            return testDisjunction(version, this._alternatives);
-        };
-        VersionRange.prototype.toString = function () {
-            return formatDisjunction(this._alternatives);
-        };
-        return VersionRange;
-    }());
-    ts.VersionRange = VersionRange;
-    var logicalOrRegExp = /\s*\|\|\s*/g;
-    var whitespaceRegExp = /\s+/g;
-    var partialRegExp = /^([xX*0]|[1-9]\d*)(?:\.([xX*0]|[1-9]\d*)(?:\.([xX*0]|[1-9]\d*)(?:-([a-z0-9-.]+))?(?:\+([a-z0-9-.]+))?)?)?$/i;
-    var hyphenRegExp = /^\s*([a-z0-9-+.*]+)\s+-\s+([a-z0-9-+.*]+)\s*$/i;
-    var rangeRegExp = /^\s*(~|\^|<|<=|>|>=|=)?\s*([a-z0-9-+.*]+)$/i;
-    function parseRange(text) {
-        var alternatives = [];
-        for (var _i = 0, _a = text.trim().split(logicalOrRegExp); _i < _a.length; _i++) {
-            var range = _a[_i];
-            if (!range)
-                continue;
-            var comparators = [];
-            var match = hyphenRegExp.exec(range);
-            if (match) {
-                if (!parseHyphen(match[1], match[2], comparators))
-                    return undefined;
-            }
-            else {
-                for (var _b = 0, _c = range.split(whitespaceRegExp); _b < _c.length; _b++) {
-                    var simple = _c[_b];
-                    var match_1 = rangeRegExp.exec(simple);
-                    if (!match_1 || !parseComparator(match_1[1], match_1[2], comparators))
-                        return undefined;
-                }
-            }
-            alternatives.push(comparators);
-        }
-        return alternatives;
-    }
-    function parsePartial(text) {
-        var match = partialRegExp.exec(text);
-        if (!match)
-            return undefined;
-        var major = match[1], _a = match[2], minor = _a === void 0 ? "*" : _a, _b = match[3], patch = _b === void 0 ? "*" : _b, prerelease = match[4], build = match[5];
-        var version = new Version(isWildcard(major) ? 0 : parseInt(major, 10), isWildcard(major) || isWildcard(minor) ? 0 : parseInt(minor, 10), isWildcard(major) || isWildcard(minor) || isWildcard(patch) ? 0 : parseInt(patch, 10), prerelease, build);
-        return { version: version, major: major, minor: minor, patch: patch };
-    }
-    function parseHyphen(left, right, comparators) {
-        var leftResult = parsePartial(left);
-        if (!leftResult)
-            return false;
-        var rightResult = parsePartial(right);
-        if (!rightResult)
-            return false;
-        if (!isWildcard(leftResult.major)) {
-            comparators.push(createComparator(">=", leftResult.version));
-        }
-        if (!isWildcard(rightResult.major)) {
-            comparators.push(isWildcard(rightResult.minor) ? createComparator("<", rightResult.version.increment("major")) :
-                isWildcard(rightResult.patch) ? createComparator("<", rightResult.version.increment("minor")) :
-                    createComparator("<=", rightResult.version));
-        }
-        return true;
-    }
-    function parseComparator(operator, text, comparators) {
-        var result = parsePartial(text);
-        if (!result)
-            return false;
-        var version = result.version, major = result.major, minor = result.minor, patch = result.patch;
-        if (!isWildcard(major)) {
-            switch (operator) {
-                case "~":
-                    comparators.push(createComparator(">=", version));
-                    comparators.push(createComparator("<", version.increment(isWildcard(minor) ? "major" :
-                        "minor")));
-                    break;
-                case "^":
-                    comparators.push(createComparator(">=", version));
-                    comparators.push(createComparator("<", version.increment(version.major > 0 || isWildcard(minor) ? "major" :
-                        version.minor > 0 || isWildcard(patch) ? "minor" :
-                            "patch")));
-                    break;
-                case "<":
-                case ">=":
-                    comparators.push(createComparator(operator, version));
-                    break;
-                case "<=":
-                case ">":
-                    comparators.push(isWildcard(minor) ? createComparator(operator === "<=" ? "<" : ">=", version.increment("major")) :
-                        isWildcard(patch) ? createComparator(operator === "<=" ? "<" : ">=", version.increment("minor")) :
-                            createComparator(operator, version));
-                    break;
-                case "=":
-                case undefined:
-                    if (isWildcard(minor) || isWildcard(patch)) {
-                        comparators.push(createComparator(">=", version));
-                        comparators.push(createComparator("<", version.increment(isWildcard(minor) ? "major" : "minor")));
-                    }
-                    else {
-                        comparators.push(createComparator("=", version));
-                    }
-                    break;
-                default:
-                    return false;
-            }
-        }
-        else if (operator === "<" || operator === ">") {
-            comparators.push(createComparator("<", Version.zero));
-        }
-        return true;
-    }
-    function isWildcard(part) {
-        return part === "*" || part === "x" || part === "X";
-    }
-    function createComparator(operator, operand) {
-        return { operator: operator, operand: operand };
-    }
-    function testDisjunction(version, alternatives) {
-        if (alternatives.length === 0)
-            return true;
-        for (var _i = 0, alternatives_1 = alternatives; _i < alternatives_1.length; _i++) {
-            var alternative = alternatives_1[_i];
-            if (testAlternative(version, alternative))
-                return true;
-        }
-        return false;
-    }
-    function testAlternative(version, comparators) {
-        for (var _i = 0, comparators_1 = comparators; _i < comparators_1.length; _i++) {
-            var comparator = comparators_1[_i];
-            if (!testComparator(version, comparator.operator, comparator.operand))
-                return false;
-        }
-        return true;
-    }
-    function testComparator(version, operator, operand) {
-        var cmp = version.compareTo(operand);
-        switch (operator) {
-            case "<": return cmp < 0;
-            case "<=": return cmp <= 0;
-            case ">": return cmp > 0;
-            case ">=": return cmp >= 0;
-            case "=": return cmp === 0;
-            default: return ts.Debug.assertNever(operator);
-        }
-    }
-    function formatDisjunction(alternatives) {
-        return ts.map(alternatives, formatAlternative).join(" || ") || "*";
-    }
-    function formatAlternative(comparators) {
-        return ts.map(comparators, formatComparator).join(" ");
-    }
-    function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function hasRequiredAPI(performance, PerformanceObserver) {
-        return typeof performance === "object" &&
-            typeof performance.timeOrigin === "number" &&
-            typeof performance.mark === "function" &&
-            typeof performance.measure === "function" &&
-            typeof performance.now === "function" &&
-            typeof PerformanceObserver === "function";
-    }
-    function tryGetWebPerformanceHooks() {
-        if (typeof performance === "object" &&
-            typeof PerformanceObserver === "function" &&
-            hasRequiredAPI(performance, PerformanceObserver)) {
-            return {
-                performance: performance,
-                PerformanceObserver: PerformanceObserver
-            };
-        }
-    }
-    function tryGetNodePerformanceHooks() {
-        if (typeof module === "object" && typeof require === "function") {
-            try {
-                var _a = require("perf_hooks"), performance_1 = _a.performance, PerformanceObserver_1 = _a.PerformanceObserver;
-                if (hasRequiredAPI(performance_1, PerformanceObserver_1)) {
-                    var version_1 = new ts.Version(process.versions.node);
-                    var range = new ts.VersionRange("<12.16.3 || 13 <13.13");
-                    if (range.test(version_1)) {
-                        return {
-                            performance: {
-                                get timeOrigin() { return performance_1.timeOrigin; },
-                                now: function () { return performance_1.now(); },
-                                mark: function (name) { return performance_1.mark(name); },
-                                measure: function (name, start, end) {
-                                    if (start === void 0) { start = "nodeStart"; }
-                                    if (end === undefined) {
-                                        end = "__performance.measure-fix__";
-                                        performance_1.mark(end);
-                                    }
-                                    performance_1.measure(name, start, end);
-                                    if (end === "__performance.measure-fix__") {
-                                        performance_1.clearMarks("__performance.measure-fix__");
-                                    }
-                                }
-                            },
-                            PerformanceObserver: PerformanceObserver_1
-                        };
-                    }
-                    return {
-                        performance: performance_1,
-                        PerformanceObserver: PerformanceObserver_1
-                    };
-                }
-            }
-            catch (_b) {
-            }
-        }
-    }
-    var nativePerformanceHooks = tryGetWebPerformanceHooks() || tryGetNodePerformanceHooks();
-    var nativePerformance = nativePerformanceHooks === null || nativePerformanceHooks === void 0 ? void 0 : nativePerformanceHooks.performance;
-    function tryGetNativePerformanceHooks() {
-        return nativePerformanceHooks;
-    }
-    ts.tryGetNativePerformanceHooks = tryGetNativePerformanceHooks;
-    ts.timestamp = nativePerformance ? function () { return nativePerformance.now(); } :
-        Date.now ? Date.now :
-            function () { return +(new Date()); };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var performance;
-    (function (performance) {
-        var perfHooks;
-        var perfObserver;
-        var performanceImpl;
-        function createTimerIf(condition, measureName, startMarkName, endMarkName) {
-            return condition ? createTimer(measureName, startMarkName, endMarkName) : performance.nullTimer;
-        }
-        performance.createTimerIf = createTimerIf;
-        function createTimer(measureName, startMarkName, endMarkName) {
-            var enterCount = 0;
-            return {
-                enter: enter,
-                exit: exit
-            };
-            function enter() {
-                if (++enterCount === 1) {
-                    mark(startMarkName);
-                }
-            }
-            function exit() {
-                if (--enterCount === 0) {
-                    mark(endMarkName);
-                    measure(measureName, startMarkName, endMarkName);
-                }
-                else if (enterCount < 0) {
-                    ts.Debug.fail("enter/exit count does not match.");
-                }
-            }
-        }
-        performance.createTimer = createTimer;
-        performance.nullTimer = { enter: ts.noop, exit: ts.noop };
-        var counts = new ts.Map();
-        var durations = new ts.Map();
-        function mark(markName) {
-            performanceImpl === null || performanceImpl === void 0 ? void 0 : performanceImpl.mark(markName);
-        }
-        performance.mark = mark;
-        function measure(measureName, startMarkName, endMarkName) {
-            performanceImpl === null || performanceImpl === void 0 ? void 0 : performanceImpl.measure(measureName, startMarkName, endMarkName);
-        }
-        performance.measure = measure;
-        function getCount(markName) {
-            return counts.get(markName) || 0;
-        }
-        performance.getCount = getCount;
-        function getDuration(measureName) {
-            return durations.get(measureName) || 0;
-        }
-        performance.getDuration = getDuration;
-        function forEachMeasure(cb) {
-            durations.forEach(function (duration, measureName) { return cb(measureName, duration); });
-        }
-        performance.forEachMeasure = forEachMeasure;
-        function isEnabled() {
-            return !!performanceImpl;
-        }
-        performance.isEnabled = isEnabled;
-        function enable() {
-            if (!performanceImpl) {
-                perfHooks || (perfHooks = ts.tryGetNativePerformanceHooks());
-                if (!perfHooks)
-                    return false;
-                perfObserver || (perfObserver = new perfHooks.PerformanceObserver(updateStatisticsFromList));
-                perfObserver.observe({ entryTypes: ["mark", "measure"] });
-                performanceImpl = perfHooks.performance;
-            }
-            return true;
-        }
-        performance.enable = enable;
-        function disable() {
-            perfObserver === null || perfObserver === void 0 ? void 0 : perfObserver.disconnect();
-            performanceImpl = undefined;
-            counts.clear();
-            durations.clear();
-        }
-        performance.disable = disable;
-        function updateStatisticsFromList(list) {
-            for (var _i = 0, _a = list.getEntriesByType("mark"); _i < _a.length; _i++) {
-                var mark_1 = _a[_i];
-                counts.set(mark_1.name, (counts.get(mark_1.name) || 0) + 1);
-            }
-            for (var _b = 0, _c = list.getEntriesByType("measure"); _b < _c.length; _b++) {
-                var measure_1 = _c[_b];
-                durations.set(measure_1.name, (durations.get(measure_1.name) || 0) + measure_1.duration);
-            }
-        }
-    })(performance = ts.performance || (ts.performance = {}));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var _a;
-    var nullLogger = {
-        logEvent: ts.noop,
-        logErrEvent: ts.noop,
-        logPerfEvent: ts.noop,
-        logInfoEvent: ts.noop,
-        logStartCommand: ts.noop,
-        logStopCommand: ts.noop,
-        logStartUpdateProgram: ts.noop,
-        logStopUpdateProgram: ts.noop,
-        logStartUpdateGraph: ts.noop,
-        logStopUpdateGraph: ts.noop,
-        logStartResolveModule: ts.noop,
-        logStopResolveModule: ts.noop,
-        logStartParseSourceFile: ts.noop,
-        logStopParseSourceFile: ts.noop,
-        logStartReadFile: ts.noop,
-        logStopReadFile: ts.noop,
-        logStartBindFile: ts.noop,
-        logStopBindFile: ts.noop,
-        logStartScheduledOperation: ts.noop,
-        logStopScheduledOperation: ts.noop,
-    };
-    var etwModule;
-    try {
-        var etwModulePath = (_a = process.env.TS_ETW_MODULE_PATH) !== null && _a !== void 0 ? _a : "./node_modules/@microsoft/typescript-etw";
-        etwModule = require(etwModulePath);
-    }
-    catch (e) {
-        etwModule = undefined;
-    }
-    ts.perfLogger = etwModule && etwModule.logEvent ? etwModule : nullLogger;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var tracing;
-    (function (tracing) {
-        var fs;
-        var traceCount = 0;
-        var traceFd;
-        var legendPath;
-        var legend = [];
-        function startTracing(configFilePath, traceDir, isBuildMode) {
-            ts.Debug.assert(!traceFd, "Tracing already started");
-            if (fs === undefined) {
-                try {
-                    fs = require("fs");
-                }
-                catch (_a) {
-                    fs = false;
-                }
-            }
-            if (!fs) {
-                return;
-            }
-            if (legendPath === undefined) {
-                legendPath = ts.combinePaths(traceDir, "legend.json");
-            }
-            if (!fs.existsSync(traceDir)) {
-                fs.mkdirSync(traceDir, { recursive: true });
-            }
-            var countPart = isBuildMode ? "." + ++traceCount : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
-            legend.push({
-                configFilePath: configFilePath,
-                tracePath: tracePath,
-                typesPath: typesPath,
-            });
-            traceFd = fs.openSync(tracePath, "w");
-            var meta = { cat: "__metadata", ph: "M", ts: 1000 * ts.timestamp(), pid: 1, tid: 1 };
-            fs.writeSync(traceFd, "[\n"
-                + [__assign({ name: "process_name", args: { name: "tsc" } }, meta), __assign({ name: "thread_name", args: { name: "Main" } }, meta), __assign(__assign({ name: "TracingStartedInBrowser" }, meta), { cat: "disabled-by-default-devtools.timeline" })]
-                    .map(function (v) { return JSON.stringify(v); }).join(",\n"));
-        }
-        tracing.startTracing = startTracing;
-        function stopTracing(typeCatalog) {
-            if (!traceFd) {
-                ts.Debug.assert(!fs, "Tracing is not in progress");
-                return;
-            }
-            ts.Debug.assert(fs);
-            fs.writeSync(traceFd, "\n]\n");
-            fs.closeSync(traceFd);
-            traceFd = undefined;
-            if (typeCatalog) {
-                dumpTypes(typeCatalog);
-            }
-            else {
-                legend[legend.length - 1].typesPath = undefined;
-            }
-        }
-        tracing.stopTracing = stopTracing;
-        function isTracing() {
-            return !!traceFd;
-        }
-        tracing.isTracing = isTracing;
-        function begin(phase, name, args) {
-            if (!traceFd)
-                return;
-            writeEvent("B", phase, name, args);
-        }
-        tracing.begin = begin;
-        function end(phase, name, args) {
-            if (!traceFd)
-                return;
-            writeEvent("E", phase, name, args);
-        }
-        tracing.end = end;
-        function instant(phase, name, args) {
-            if (!traceFd)
-                return;
-            writeEvent("I", phase, name, args, "\"s\":\"g\"");
-        }
-        tracing.instant = instant;
-        var completeEvents = [];
-        function push(phase, name, args) {
-            if (!traceFd)
-                return;
-            completeEvents.push({ phase: phase, name: name, args: args, time: 1000 * ts.timestamp() });
-        }
-        tracing.push = push;
-        function pop() {
-            if (!traceFd)
-                return;
-            ts.Debug.assert(completeEvents.length > 0);
-            var _a = completeEvents.pop(), phase = _a.phase, name = _a.name, args = _a.args, time = _a.time;
-            var dur = 1000 * ts.timestamp() - time;
-            writeEvent("X", phase, name, args, "\"dur\":" + dur, time);
-        }
-        tracing.pop = pop;
-        function writeEvent(eventType, phase, name, args, extras, time) {
-            if (time === void 0) { time = 1000 * ts.timestamp(); }
-            ts.Debug.assert(traceFd);
-            ts.Debug.assert(fs);
-            ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
-            if (extras)
-                fs.writeSync(traceFd, "," + extras);
-            if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
-            fs.writeSync(traceFd, "}");
-            ts.performance.mark("endTracing");
-            ts.performance.measure("Tracing", "beginTracing", "endTracing");
-        }
-        function indexFromOne(lc) {
-            return {
-                line: lc.line + 1,
-                character: lc.character + 1,
-            };
-        }
-        function dumpTypes(types) {
-            var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r;
-            ts.Debug.assert(fs);
-            ts.performance.mark("beginDumpTypes");
-            var typesPath = legend[legend.length - 1].typesPath;
-            var typesFd = fs.openSync(typesPath, "w");
-            var recursionIdentityMap = new ts.Map();
-            fs.writeSync(typesFd, "[");
-            var numTypes = types.length;
-            for (var i = 0; i < numTypes; i++) {
-                var type = types[i];
-                var objectFlags = type.objectFlags;
-                var symbol = (_a = type.aliasSymbol) !== null && _a !== void 0 ? _a : type.symbol;
-                var firstDeclaration = (_b = symbol === null || symbol === void 0 ? void 0 : symbol.declarations) === null || _b === void 0 ? void 0 : _b[0];
-                var firstFile = firstDeclaration && ts.getSourceFileOfNode(firstDeclaration);
-                var display = void 0;
-                if ((objectFlags & 16) | (type.flags & 2944)) {
-                    try {
-                        display = (_c = type.checker) === null || _c === void 0 ? void 0 : _c.typeToString(type);
-                    }
-                    catch (_s) {
-                        display = undefined;
-                    }
-                }
-                var indexedAccessProperties = {};
-                if (type.flags & 8388608) {
-                    var indexedAccessType = type;
-                    indexedAccessProperties = {
-                        indexedAccessObjectType: (_d = indexedAccessType.objectType) === null || _d === void 0 ? void 0 : _d.id,
-                        indexedAccessIndexType: (_e = indexedAccessType.indexType) === null || _e === void 0 ? void 0 : _e.id,
-                    };
-                }
-                var referenceProperties = {};
-                if (objectFlags & 4) {
-                    var referenceType = type;
-                    referenceProperties = {
-                        instantiatedType: (_f = referenceType.target) === null || _f === void 0 ? void 0 : _f.id,
-                        typeArguments: (_g = referenceType.resolvedTypeArguments) === null || _g === void 0 ? void 0 : _g.map(function (t) { return t.id; }),
-                    };
-                }
-                var conditionalProperties = {};
-                if (type.flags & 16777216) {
-                    var conditionalType = type;
-                    conditionalProperties = {
-                        conditionalCheckType: (_h = conditionalType.checkType) === null || _h === void 0 ? void 0 : _h.id,
-                        conditionalExtendsType: (_j = conditionalType.extendsType) === null || _j === void 0 ? void 0 : _j.id,
-                        conditionalTrueType: (_l = (_k = conditionalType.resolvedTrueType) === null || _k === void 0 ? void 0 : _k.id) !== null && _l !== void 0 ? _l : -1,
-                        conditionalFalseType: (_o = (_m = conditionalType.resolvedFalseType) === null || _m === void 0 ? void 0 : _m.id) !== null && _o !== void 0 ? _o : -1,
-                    };
-                }
-                var recursionToken = void 0;
-                var recursionIdentity = type.checker.getRecursionIdentity(type);
-                if (recursionIdentity) {
-                    recursionToken = recursionIdentityMap.get(recursionIdentity);
-                    if (!recursionToken) {
-                        recursionToken = recursionIdentityMap.size;
-                        recursionIdentityMap.set(recursionIdentity, recursionToken);
-                    }
-                }
-                var descriptor = __assign(__assign(__assign(__assign({ id: type.id, intrinsicName: type.intrinsicName, symbolName: (symbol === null || symbol === void 0 ? void 0 : symbol.escapedName) && ts.unescapeLeadingUnderscores(symbol.escapedName), recursionId: recursionToken, unionTypes: (type.flags & 1048576) ? (_p = type.types) === null || _p === void 0 ? void 0 : _p.map(function (t) { return t.id; }) : undefined, intersectionTypes: (type.flags & 2097152) ? type.types.map(function (t) { return t.id; }) : undefined, aliasTypeArguments: (_q = type.aliasTypeArguments) === null || _q === void 0 ? void 0 : _q.map(function (t) { return t.id; }), keyofType: (type.flags & 4194304) ? (_r = type.type) === null || _r === void 0 ? void 0 : _r.id : undefined }, indexedAccessProperties), referenceProperties), conditionalProperties), { firstDeclaration: firstDeclaration && {
-                        path: firstFile.path,
-                        start: indexFromOne(ts.getLineAndCharacterOfPosition(firstFile, firstDeclaration.pos)),
-                        end: indexFromOne(ts.getLineAndCharacterOfPosition(ts.getSourceFileOfNode(firstDeclaration), firstDeclaration.end)),
-                    }, flags: ts.Debug.formatTypeFlags(type.flags).split("|"), display: display });
-                fs.writeSync(typesFd, JSON.stringify(descriptor));
-                if (i < numTypes - 1) {
-                    fs.writeSync(typesFd, ",\n");
-                }
-            }
-            fs.writeSync(typesFd, "]\n");
-            fs.closeSync(typesFd);
-            ts.performance.mark("endDumpTypes");
-            ts.performance.measure("Dump types", "beginDumpTypes", "endDumpTypes");
-        }
-        function dumpLegend() {
-            if (!legendPath) {
-                return;
-            }
-            ts.Debug.assert(fs);
-            fs.writeFileSync(legendPath, JSON.stringify(legend));
-        }
-        tracing.dumpLegend = dumpLegend;
-    })(tracing = ts.tracing || (ts.tracing = {}));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var OperationCanceledException = (function () {
-        function OperationCanceledException() {
-        }
-        return OperationCanceledException;
-    }());
-    ts.OperationCanceledException = OperationCanceledException;
-    var RefFileKind;
-    (function (RefFileKind) {
-        RefFileKind[RefFileKind["Import"] = 0] = "Import";
-        RefFileKind[RefFileKind["ReferenceFile"] = 1] = "ReferenceFile";
-        RefFileKind[RefFileKind["TypeReferenceDirective"] = 2] = "TypeReferenceDirective";
-    })(RefFileKind = ts.RefFileKind || (ts.RefFileKind = {}));
-    var ExitStatus;
-    (function (ExitStatus) {
-        ExitStatus[ExitStatus["Success"] = 0] = "Success";
-        ExitStatus[ExitStatus["DiagnosticsPresent_OutputsSkipped"] = 1] = "DiagnosticsPresent_OutputsSkipped";
-        ExitStatus[ExitStatus["DiagnosticsPresent_OutputsGenerated"] = 2] = "DiagnosticsPresent_OutputsGenerated";
-        ExitStatus[ExitStatus["InvalidProject_OutputsSkipped"] = 3] = "InvalidProject_OutputsSkipped";
-        ExitStatus[ExitStatus["ProjectReferenceCycle_OutputsSkipped"] = 4] = "ProjectReferenceCycle_OutputsSkipped";
-        ExitStatus[ExitStatus["ProjectReferenceCycle_OutputsSkupped"] = 4] = "ProjectReferenceCycle_OutputsSkupped";
-    })(ExitStatus = ts.ExitStatus || (ts.ExitStatus = {}));
-    var TypeReferenceSerializationKind;
-    (function (TypeReferenceSerializationKind) {
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["Unknown"] = 0] = "Unknown";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["TypeWithConstructSignatureAndValue"] = 1] = "TypeWithConstructSignatureAndValue";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["VoidNullableOrNeverType"] = 2] = "VoidNullableOrNeverType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["NumberLikeType"] = 3] = "NumberLikeType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["BigIntLikeType"] = 4] = "BigIntLikeType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["StringLikeType"] = 5] = "StringLikeType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["BooleanType"] = 6] = "BooleanType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["ArrayLikeType"] = 7] = "ArrayLikeType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["ESSymbolType"] = 8] = "ESSymbolType";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["Promise"] = 9] = "Promise";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["TypeWithCallSignature"] = 10] = "TypeWithCallSignature";
-        TypeReferenceSerializationKind[TypeReferenceSerializationKind["ObjectType"] = 11] = "ObjectType";
-    })(TypeReferenceSerializationKind = ts.TypeReferenceSerializationKind || (ts.TypeReferenceSerializationKind = {}));
-    var DiagnosticCategory;
-    (function (DiagnosticCategory) {
-        DiagnosticCategory[DiagnosticCategory["Warning"] = 0] = "Warning";
-        DiagnosticCategory[DiagnosticCategory["Error"] = 1] = "Error";
-        DiagnosticCategory[DiagnosticCategory["Suggestion"] = 2] = "Suggestion";
-        DiagnosticCategory[DiagnosticCategory["Message"] = 3] = "Message";
-    })(DiagnosticCategory = ts.DiagnosticCategory || (ts.DiagnosticCategory = {}));
-    function diagnosticCategoryName(d, lowerCase) {
-        if (lowerCase === void 0) { lowerCase = true; }
-        var name = DiagnosticCategory[d.category];
-        return lowerCase ? name.toLowerCase() : name;
-    }
-    ts.diagnosticCategoryName = diagnosticCategoryName;
-    var ModuleResolutionKind;
-    (function (ModuleResolutionKind) {
-        ModuleResolutionKind[ModuleResolutionKind["Classic"] = 1] = "Classic";
-        ModuleResolutionKind[ModuleResolutionKind["NodeJs"] = 2] = "NodeJs";
-    })(ModuleResolutionKind = ts.ModuleResolutionKind || (ts.ModuleResolutionKind = {}));
-    var WatchFileKind;
-    (function (WatchFileKind) {
-        WatchFileKind[WatchFileKind["FixedPollingInterval"] = 0] = "FixedPollingInterval";
-        WatchFileKind[WatchFileKind["PriorityPollingInterval"] = 1] = "PriorityPollingInterval";
-        WatchFileKind[WatchFileKind["DynamicPriorityPolling"] = 2] = "DynamicPriorityPolling";
-        WatchFileKind[WatchFileKind["UseFsEvents"] = 3] = "UseFsEvents";
-        WatchFileKind[WatchFileKind["UseFsEventsOnParentDirectory"] = 4] = "UseFsEventsOnParentDirectory";
-    })(WatchFileKind = ts.WatchFileKind || (ts.WatchFileKind = {}));
-    var WatchDirectoryKind;
-    (function (WatchDirectoryKind) {
-        WatchDirectoryKind[WatchDirectoryKind["UseFsEvents"] = 0] = "UseFsEvents";
-        WatchDirectoryKind[WatchDirectoryKind["FixedPollingInterval"] = 1] = "FixedPollingInterval";
-        WatchDirectoryKind[WatchDirectoryKind["DynamicPriorityPolling"] = 2] = "DynamicPriorityPolling";
-    })(WatchDirectoryKind = ts.WatchDirectoryKind || (ts.WatchDirectoryKind = {}));
-    var PollingWatchKind;
-    (function (PollingWatchKind) {
-        PollingWatchKind[PollingWatchKind["FixedInterval"] = 0] = "FixedInterval";
-        PollingWatchKind[PollingWatchKind["PriorityInterval"] = 1] = "PriorityInterval";
-        PollingWatchKind[PollingWatchKind["DynamicPriority"] = 2] = "DynamicPriority";
-    })(PollingWatchKind = ts.PollingWatchKind || (ts.PollingWatchKind = {}));
-    var ModuleKind;
-    (function (ModuleKind) {
-        ModuleKind[ModuleKind["None"] = 0] = "None";
-        ModuleKind[ModuleKind["CommonJS"] = 1] = "CommonJS";
-        ModuleKind[ModuleKind["AMD"] = 2] = "AMD";
-        ModuleKind[ModuleKind["UMD"] = 3] = "UMD";
-        ModuleKind[ModuleKind["System"] = 4] = "System";
-        ModuleKind[ModuleKind["ES2015"] = 5] = "ES2015";
-        ModuleKind[ModuleKind["ES2020"] = 6] = "ES2020";
-        ModuleKind[ModuleKind["ESNext"] = 99] = "ESNext";
-    })(ModuleKind = ts.ModuleKind || (ts.ModuleKind = {}));
-    ts.commentPragmas = {
-        "reference": {
-            args: [
-                { name: "types", optional: true, captureSpan: true },
-                { name: "lib", optional: true, captureSpan: true },
-                { name: "path", optional: true, captureSpan: true },
-                { name: "no-default-lib", optional: true }
-            ],
-            kind: 1
-        },
-        "amd-dependency": {
-            args: [{ name: "path" }, { name: "name", optional: true }],
-            kind: 1
-        },
-        "amd-module": {
-            args: [{ name: "name" }],
-            kind: 1
-        },
-        "ts-check": {
-            kind: 2
-        },
-        "ts-nocheck": {
-            kind: 2
-        },
-        "jsx": {
-            args: [{ name: "factory" }],
-            kind: 4
-        },
-        "jsxfrag": {
-            args: [{ name: "factory" }],
-            kind: 4
-        },
-        "jsximportsource": {
-            args: [{ name: "factory" }],
-            kind: 4
-        },
-        "jsxruntime": {
-            args: [{ name: "factory" }],
-            kind: 4
-        },
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    ts.directorySeparator = "/";
-    var altDirectorySeparator = "\\";
-    var urlSchemeSeparator = "://";
-    var backslashRegExp = /\\/g;
-    function isAnyDirectorySeparator(charCode) {
-        return charCode === 47 || charCode === 92;
-    }
-    ts.isAnyDirectorySeparator = isAnyDirectorySeparator;
-    function isUrl(path) {
-        return getEncodedRootLength(path) < 0;
-    }
-    ts.isUrl = isUrl;
-    function isRootedDiskPath(path) {
-        return getEncodedRootLength(path) > 0;
-    }
-    ts.isRootedDiskPath = isRootedDiskPath;
-    function isDiskPathRoot(path) {
-        var rootLength = getEncodedRootLength(path);
-        return rootLength > 0 && rootLength === path.length;
-    }
-    ts.isDiskPathRoot = isDiskPathRoot;
-    function pathIsAbsolute(path) {
-        return getEncodedRootLength(path) !== 0;
-    }
-    ts.pathIsAbsolute = pathIsAbsolute;
-    function pathIsRelative(path) {
-        return /^\.\.?($|[\\/])/.test(path);
-    }
-    ts.pathIsRelative = pathIsRelative;
-    function pathIsBareSpecifier(path) {
-        return !pathIsAbsolute(path) && !pathIsRelative(path);
-    }
-    ts.pathIsBareSpecifier = pathIsBareSpecifier;
-    function hasExtension(fileName) {
-        return ts.stringContains(getBaseFileName(fileName), ".");
-    }
-    ts.hasExtension = hasExtension;
-    function fileExtensionIs(path, extension) {
-        return path.length > extension.length && ts.endsWith(path, extension);
-    }
-    ts.fileExtensionIs = fileExtensionIs;
-    function fileExtensionIsOneOf(path, extensions) {
-        for (var _i = 0, extensions_1 = extensions; _i < extensions_1.length; _i++) {
-            var extension = extensions_1[_i];
-            if (fileExtensionIs(path, extension)) {
-                return true;
-            }
-        }
-        return false;
-    }
-    ts.fileExtensionIsOneOf = fileExtensionIsOneOf;
-    function hasTrailingDirectorySeparator(path) {
-        return path.length > 0 && isAnyDirectorySeparator(path.charCodeAt(path.length - 1));
-    }
-    ts.hasTrailingDirectorySeparator = hasTrailingDirectorySeparator;
-    function isVolumeCharacter(charCode) {
-        return (charCode >= 97 && charCode <= 122) ||
-            (charCode >= 65 && charCode <= 90);
-    }
-    function getFileUrlVolumeSeparatorEnd(url, start) {
-        var ch0 = url.charCodeAt(start);
-        if (ch0 === 58)
-            return start + 1;
-        if (ch0 === 37 && url.charCodeAt(start + 1) === 51) {
-            var ch2 = url.charCodeAt(start + 2);
-            if (ch2 === 97 || ch2 === 65)
-                return start + 3;
-        }
-        return -1;
-    }
-    function getEncodedRootLength(path) {
-        if (!path)
-            return 0;
-        var ch0 = path.charCodeAt(0);
-        if (ch0 === 47 || ch0 === 92) {
-            if (path.charCodeAt(1) !== ch0)
-                return 1;
-            var p1 = path.indexOf(ch0 === 47 ? ts.directorySeparator : altDirectorySeparator, 2);
-            if (p1 < 0)
-                return path.length;
-            return p1 + 1;
-        }
-        if (isVolumeCharacter(ch0) && path.charCodeAt(1) === 58) {
-            var ch2 = path.charCodeAt(2);
-            if (ch2 === 47 || ch2 === 92)
-                return 3;
-            if (path.length === 2)
-                return 2;
-        }
-        var schemeEnd = path.indexOf(urlSchemeSeparator);
-        if (schemeEnd !== -1) {
-            var authorityStart = schemeEnd + urlSchemeSeparator.length;
-            var authorityEnd = path.indexOf(ts.directorySeparator, authorityStart);
-            if (authorityEnd !== -1) {
-                var scheme = path.slice(0, schemeEnd);
-                var authority = path.slice(authorityStart, authorityEnd);
-                if (scheme === "file" && (authority === "" || authority === "localhost") &&
-                    isVolumeCharacter(path.charCodeAt(authorityEnd + 1))) {
-                    var volumeSeparatorEnd = getFileUrlVolumeSeparatorEnd(path, authorityEnd + 2);
-                    if (volumeSeparatorEnd !== -1) {
-                        if (path.charCodeAt(volumeSeparatorEnd) === 47) {
-                            return ~(volumeSeparatorEnd + 1);
-                        }
-                        if (volumeSeparatorEnd === path.length) {
-                            return ~volumeSeparatorEnd;
-                        }
-                    }
-                }
-                return ~(authorityEnd + 1);
-            }
-            return ~path.length;
-        }
-        return 0;
-    }
-    function getRootLength(path) {
-        var rootLength = getEncodedRootLength(path);
-        return rootLength < 0 ? ~rootLength : rootLength;
-    }
-    ts.getRootLength = getRootLength;
-    function getDirectoryPath(path) {
-        path = normalizeSlashes(path);
-        var rootLength = getRootLength(path);
-        if (rootLength === path.length)
-            return path;
-        path = removeTrailingDirectorySeparator(path);
-        return path.slice(0, Math.max(rootLength, path.lastIndexOf(ts.directorySeparator)));
-    }
-    ts.getDirectoryPath = getDirectoryPath;
-    function getBaseFileName(path, extensions, ignoreCase) {
-        path = normalizeSlashes(path);
-        var rootLength = getRootLength(path);
-        if (rootLength === path.length)
-            return "";
-        path = removeTrailingDirectorySeparator(path);
-        var name = path.slice(Math.max(getRootLength(path), path.lastIndexOf(ts.directorySeparator) + 1));
-        var extension = extensions !== undefined && ignoreCase !== undefined ? getAnyExtensionFromPath(name, extensions, ignoreCase) : undefined;
-        return extension ? name.slice(0, name.length - extension.length) : name;
-    }
-    ts.getBaseFileName = getBaseFileName;
-    function tryGetExtensionFromPath(path, extension, stringEqualityComparer) {
-        if (!ts.startsWith(extension, "."))
-            extension = "." + extension;
-        if (path.length >= extension.length && path.charCodeAt(path.length - extension.length) === 46) {
-            var pathExtension = path.slice(path.length - extension.length);
-            if (stringEqualityComparer(pathExtension, extension)) {
-                return pathExtension;
-            }
-        }
-    }
-    function getAnyExtensionFromPathWorker(path, extensions, stringEqualityComparer) {
-        if (typeof extensions === "string") {
-            return tryGetExtensionFromPath(path, extensions, stringEqualityComparer) || "";
-        }
-        for (var _i = 0, extensions_2 = extensions; _i < extensions_2.length; _i++) {
-            var extension = extensions_2[_i];
-            var result = tryGetExtensionFromPath(path, extension, stringEqualityComparer);
-            if (result)
-                return result;
-        }
-        return "";
-    }
-    function getAnyExtensionFromPath(path, extensions, ignoreCase) {
-        if (extensions) {
-            return getAnyExtensionFromPathWorker(removeTrailingDirectorySeparator(path), extensions, ignoreCase ? ts.equateStringsCaseInsensitive : ts.equateStringsCaseSensitive);
-        }
-        var baseFileName = getBaseFileName(path);
-        var extensionIndex = baseFileName.lastIndexOf(".");
-        if (extensionIndex >= 0) {
-            return baseFileName.substring(extensionIndex);
-        }
-        return "";
-    }
-    ts.getAnyExtensionFromPath = getAnyExtensionFromPath;
-    function pathComponents(path, rootLength) {
-        var root = path.substring(0, rootLength);
-        var rest = path.substring(rootLength).split(ts.directorySeparator);
-        if (rest.length && !ts.lastOrUndefined(rest))
-            rest.pop();
-        return __spreadArrays([root], rest);
-    }
-    function getPathComponents(path, currentDirectory) {
-        if (currentDirectory === void 0) { currentDirectory = ""; }
-        path = combinePaths(currentDirectory, path);
-        return pathComponents(path, getRootLength(path));
-    }
-    ts.getPathComponents = getPathComponents;
-    function getPathFromPathComponents(pathComponents) {
-        if (pathComponents.length === 0)
-            return "";
-        var root = pathComponents[0] && ensureTrailingDirectorySeparator(pathComponents[0]);
-        return root + pathComponents.slice(1).join(ts.directorySeparator);
-    }
-    ts.getPathFromPathComponents = getPathFromPathComponents;
-    function normalizeSlashes(path) {
-        return path.replace(backslashRegExp, ts.directorySeparator);
-    }
-    ts.normalizeSlashes = normalizeSlashes;
-    function reducePathComponents(components) {
-        if (!ts.some(components))
-            return [];
-        var reduced = [components[0]];
-        for (var i = 1; i < components.length; i++) {
-            var component = components[i];
-            if (!component)
-                continue;
-            if (component === ".")
-                continue;
-            if (component === "..") {
-                if (reduced.length > 1) {
-                    if (reduced[reduced.length - 1] !== "..") {
-                        reduced.pop();
-                        continue;
-                    }
-                }
-                else if (reduced[0])
-                    continue;
-            }
-            reduced.push(component);
-        }
-        return reduced;
-    }
-    ts.reducePathComponents = reducePathComponents;
-    function combinePaths(path) {
-        var paths = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            paths[_i - 1] = arguments[_i];
-        }
-        if (path)
-            path = normalizeSlashes(path);
-        for (var _a = 0, paths_1 = paths; _a < paths_1.length; _a++) {
-            var relativePath = paths_1[_a];
-            if (!relativePath)
-                continue;
-            relativePath = normalizeSlashes(relativePath);
-            if (!path || getRootLength(relativePath) !== 0) {
-                path = relativePath;
-            }
-            else {
-                path = ensureTrailingDirectorySeparator(path) + relativePath;
-            }
-        }
-        return path;
-    }
-    ts.combinePaths = combinePaths;
-    function resolvePath(path) {
-        var paths = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            paths[_i - 1] = arguments[_i];
-        }
-        return normalizePath(ts.some(paths) ? combinePaths.apply(void 0, __spreadArrays([path], paths)) : normalizeSlashes(path));
-    }
-    ts.resolvePath = resolvePath;
-    function getNormalizedPathComponents(path, currentDirectory) {
-        return reducePathComponents(getPathComponents(path, currentDirectory));
-    }
-    ts.getNormalizedPathComponents = getNormalizedPathComponents;
-    function getNormalizedAbsolutePath(fileName, currentDirectory) {
-        return getPathFromPathComponents(getNormalizedPathComponents(fileName, currentDirectory));
-    }
-    ts.getNormalizedAbsolutePath = getNormalizedAbsolutePath;
-    function normalizePath(path) {
-        path = normalizeSlashes(path);
-        var normalized = getPathFromPathComponents(reducePathComponents(getPathComponents(path)));
-        return normalized && hasTrailingDirectorySeparator(path) ? ensureTrailingDirectorySeparator(normalized) : normalized;
-    }
-    ts.normalizePath = normalizePath;
-    function getPathWithoutRoot(pathComponents) {
-        if (pathComponents.length === 0)
-            return "";
-        return pathComponents.slice(1).join(ts.directorySeparator);
-    }
-    function getNormalizedAbsolutePathWithoutRoot(fileName, currentDirectory) {
-        return getPathWithoutRoot(getNormalizedPathComponents(fileName, currentDirectory));
-    }
-    ts.getNormalizedAbsolutePathWithoutRoot = getNormalizedAbsolutePathWithoutRoot;
-    function toPath(fileName, basePath, getCanonicalFileName) {
-        var nonCanonicalizedPath = isRootedDiskPath(fileName)
-            ? normalizePath(fileName)
-            : getNormalizedAbsolutePath(fileName, basePath);
-        return getCanonicalFileName(nonCanonicalizedPath);
-    }
-    ts.toPath = toPath;
-    function normalizePathAndParts(path) {
-        path = normalizeSlashes(path);
-        var _a = reducePathComponents(getPathComponents(path)), root = _a[0], parts = _a.slice(1);
-        if (parts.length) {
-            var joinedParts = root + parts.join(ts.directorySeparator);
-            return { path: hasTrailingDirectorySeparator(path) ? ensureTrailingDirectorySeparator(joinedParts) : joinedParts, parts: parts };
-        }
-        else {
-            return { path: root, parts: parts };
-        }
-    }
-    ts.normalizePathAndParts = normalizePathAndParts;
-    function removeTrailingDirectorySeparator(path) {
-        if (hasTrailingDirectorySeparator(path)) {
-            return path.substr(0, path.length - 1);
-        }
-        return path;
-    }
-    ts.removeTrailingDirectorySeparator = removeTrailingDirectorySeparator;
-    function ensureTrailingDirectorySeparator(path) {
-        if (!hasTrailingDirectorySeparator(path)) {
-            return path + ts.directorySeparator;
-        }
-        return path;
-    }
-    ts.ensureTrailingDirectorySeparator = ensureTrailingDirectorySeparator;
-    function ensurePathIsNonModuleName(path) {
-        return !pathIsAbsolute(path) && !pathIsRelative(path) ? "./" + path : path;
-    }
-    ts.ensurePathIsNonModuleName = ensurePathIsNonModuleName;
-    function changeAnyExtension(path, ext, extensions, ignoreCase) {
-        var pathext = extensions !== undefined && ignoreCase !== undefined ? getAnyExtensionFromPath(path, extensions, ignoreCase) : getAnyExtensionFromPath(path);
-        return pathext ? path.slice(0, path.length - pathext.length) + (ts.startsWith(ext, ".") ? ext : "." + ext) : path;
-    }
-    ts.changeAnyExtension = changeAnyExtension;
-    var relativePathSegmentRegExp = /(^|\/)\.{0,2}($|\/)/;
-    function comparePathsWorker(a, b, componentComparer) {
-        if (a === b)
-            return 0;
-        if (a === undefined)
-            return -1;
-        if (b === undefined)
-            return 1;
-        var aRoot = a.substring(0, getRootLength(a));
-        var bRoot = b.substring(0, getRootLength(b));
-        var result = ts.compareStringsCaseInsensitive(aRoot, bRoot);
-        if (result !== 0) {
-            return result;
-        }
-        var aRest = a.substring(aRoot.length);
-        var bRest = b.substring(bRoot.length);
-        if (!relativePathSegmentRegExp.test(aRest) && !relativePathSegmentRegExp.test(bRest)) {
-            return componentComparer(aRest, bRest);
-        }
-        var aComponents = reducePathComponents(getPathComponents(a));
-        var bComponents = reducePathComponents(getPathComponents(b));
-        var sharedLength = Math.min(aComponents.length, bComponents.length);
-        for (var i = 1; i < sharedLength; i++) {
-            var result_2 = componentComparer(aComponents[i], bComponents[i]);
-            if (result_2 !== 0) {
-                return result_2;
-            }
-        }
-        return ts.compareValues(aComponents.length, bComponents.length);
-    }
-    function comparePathsCaseSensitive(a, b) {
-        return comparePathsWorker(a, b, ts.compareStringsCaseSensitive);
-    }
-    ts.comparePathsCaseSensitive = comparePathsCaseSensitive;
-    function comparePathsCaseInsensitive(a, b) {
-        return comparePathsWorker(a, b, ts.compareStringsCaseInsensitive);
-    }
-    ts.comparePathsCaseInsensitive = comparePathsCaseInsensitive;
-    function comparePaths(a, b, currentDirectory, ignoreCase) {
-        if (typeof currentDirectory === "string") {
-            a = combinePaths(currentDirectory, a);
-            b = combinePaths(currentDirectory, b);
-        }
-        else if (typeof currentDirectory === "boolean") {
-            ignoreCase = currentDirectory;
-        }
-        return comparePathsWorker(a, b, ts.getStringComparer(ignoreCase));
-    }
-    ts.comparePaths = comparePaths;
-    function containsPath(parent, child, currentDirectory, ignoreCase) {
-        if (typeof currentDirectory === "string") {
-            parent = combinePaths(currentDirectory, parent);
-            child = combinePaths(currentDirectory, child);
-        }
-        else if (typeof currentDirectory === "boolean") {
-            ignoreCase = currentDirectory;
-        }
-        if (parent === undefined || child === undefined)
-            return false;
-        if (parent === child)
-            return true;
-        var parentComponents = reducePathComponents(getPathComponents(parent));
-        var childComponents = reducePathComponents(getPathComponents(child));
-        if (childComponents.length < parentComponents.length) {
-            return false;
-        }
-        var componentEqualityComparer = ignoreCase ? ts.equateStringsCaseInsensitive : ts.equateStringsCaseSensitive;
-        for (var i = 0; i < parentComponents.length; i++) {
-            var equalityComparer = i === 0 ? ts.equateStringsCaseInsensitive : componentEqualityComparer;
-            if (!equalityComparer(parentComponents[i], childComponents[i])) {
-                return false;
-            }
-        }
-        return true;
-    }
-    ts.containsPath = containsPath;
-    function startsWithDirectory(fileName, directoryName, getCanonicalFileName) {
-        var canonicalFileName = getCanonicalFileName(fileName);
-        var canonicalDirectoryName = getCanonicalFileName(directoryName);
-        return ts.startsWith(canonicalFileName, canonicalDirectoryName + "/") || ts.startsWith(canonicalFileName, canonicalDirectoryName + "\\");
-    }
-    ts.startsWithDirectory = startsWithDirectory;
-    function getPathComponentsRelativeTo(from, to, stringEqualityComparer, getCanonicalFileName) {
-        var fromComponents = reducePathComponents(getPathComponents(from));
-        var toComponents = reducePathComponents(getPathComponents(to));
-        var start;
-        for (start = 0; start < fromComponents.length && start < toComponents.length; start++) {
-            var fromComponent = getCanonicalFileName(fromComponents[start]);
-            var toComponent = getCanonicalFileName(toComponents[start]);
-            var comparer = start === 0 ? ts.equateStringsCaseInsensitive : stringEqualityComparer;
-            if (!comparer(fromComponent, toComponent))
-                break;
-        }
-        if (start === 0) {
-            return toComponents;
-        }
-        var components = toComponents.slice(start);
-        var relative = [];
-        for (; start < fromComponents.length; start++) {
-            relative.push("..");
-        }
-        return __spreadArrays([""], relative, components);
-    }
-    ts.getPathComponentsRelativeTo = getPathComponentsRelativeTo;
-    function getRelativePathFromDirectory(fromDirectory, to, getCanonicalFileNameOrIgnoreCase) {
-        ts.Debug.assert((getRootLength(fromDirectory) > 0) === (getRootLength(to) > 0), "Paths must either both be absolute or both be relative");
-        var getCanonicalFileName = typeof getCanonicalFileNameOrIgnoreCase === "function" ? getCanonicalFileNameOrIgnoreCase : ts.identity;
-        var ignoreCase = typeof getCanonicalFileNameOrIgnoreCase === "boolean" ? getCanonicalFileNameOrIgnoreCase : false;
-        var pathComponents = getPathComponentsRelativeTo(fromDirectory, to, ignoreCase ? ts.equateStringsCaseInsensitive : ts.equateStringsCaseSensitive, getCanonicalFileName);
-        return getPathFromPathComponents(pathComponents);
-    }
-    ts.getRelativePathFromDirectory = getRelativePathFromDirectory;
-    function convertToRelativePath(absoluteOrRelativePath, basePath, getCanonicalFileName) {
-        return !isRootedDiskPath(absoluteOrRelativePath)
-            ? absoluteOrRelativePath
-            : getRelativePathToDirectoryOrUrl(basePath, absoluteOrRelativePath, basePath, getCanonicalFileName, false);
-    }
-    ts.convertToRelativePath = convertToRelativePath;
-    function getRelativePathFromFile(from, to, getCanonicalFileName) {
-        return ensurePathIsNonModuleName(getRelativePathFromDirectory(getDirectoryPath(from), to, getCanonicalFileName));
-    }
-    ts.getRelativePathFromFile = getRelativePathFromFile;
-    function getRelativePathToDirectoryOrUrl(directoryPathOrUrl, relativeOrAbsolutePath, currentDirectory, getCanonicalFileName, isAbsolutePathAnUrl) {
-        var pathComponents = getPathComponentsRelativeTo(resolvePath(currentDirectory, directoryPathOrUrl), resolvePath(currentDirectory, relativeOrAbsolutePath), ts.equateStringsCaseSensitive, getCanonicalFileName);
-        var firstComponent = pathComponents[0];
-        if (isAbsolutePathAnUrl && isRootedDiskPath(firstComponent)) {
-            var prefix = firstComponent.charAt(0) === ts.directorySeparator ? "file://" : "file:///";
-            pathComponents[0] = prefix + firstComponent;
-        }
-        return getPathFromPathComponents(pathComponents);
-    }
-    ts.getRelativePathToDirectoryOrUrl = getRelativePathToDirectoryOrUrl;
-    function forEachAncestorDirectory(directory, callback) {
-        while (true) {
-            var result = callback(directory);
-            if (result !== undefined) {
-                return result;
-            }
-            var parentPath = getDirectoryPath(directory);
-            if (parentPath === directory) {
-                return undefined;
-            }
-            directory = parentPath;
-        }
-    }
-    ts.forEachAncestorDirectory = forEachAncestorDirectory;
-    function isNodeModulesDirectory(dirPath) {
-        return ts.endsWith(dirPath, "/node_modules");
-    }
-    ts.isNodeModulesDirectory = isNodeModulesDirectory;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function generateDjb2Hash(data) {
-        var acc = 5381;
-        for (var i = 0; i < data.length; i++) {
-            acc = ((acc << 5) + acc) + data.charCodeAt(i);
-        }
-        return acc.toString();
-    }
-    ts.generateDjb2Hash = generateDjb2Hash;
-    function setStackTraceLimit() {
-        if (Error.stackTraceLimit < 100) {
-            Error.stackTraceLimit = 100;
-        }
-    }
-    ts.setStackTraceLimit = setStackTraceLimit;
-    var FileWatcherEventKind;
-    (function (FileWatcherEventKind) {
-        FileWatcherEventKind[FileWatcherEventKind["Created"] = 0] = "Created";
-        FileWatcherEventKind[FileWatcherEventKind["Changed"] = 1] = "Changed";
-        FileWatcherEventKind[FileWatcherEventKind["Deleted"] = 2] = "Deleted";
-    })(FileWatcherEventKind = ts.FileWatcherEventKind || (ts.FileWatcherEventKind = {}));
-    var PollingInterval;
-    (function (PollingInterval) {
-        PollingInterval[PollingInterval["High"] = 2000] = "High";
-        PollingInterval[PollingInterval["Medium"] = 500] = "Medium";
-        PollingInterval[PollingInterval["Low"] = 250] = "Low";
-    })(PollingInterval = ts.PollingInterval || (ts.PollingInterval = {}));
-    ts.missingFileModifiedTime = new Date(0);
-    function createPollingIntervalBasedLevels(levels) {
-        var _a;
-        return _a = {},
-            _a[PollingInterval.Low] = levels.Low,
-            _a[PollingInterval.Medium] = levels.Medium,
-            _a[PollingInterval.High] = levels.High,
-            _a;
-    }
-    var defaultChunkLevels = { Low: 32, Medium: 64, High: 256 };
-    var pollingChunkSize = createPollingIntervalBasedLevels(defaultChunkLevels);
-    ts.unchangedPollThresholds = createPollingIntervalBasedLevels(defaultChunkLevels);
-    function setCustomPollingValues(system) {
-        if (!system.getEnvironmentVariable) {
-            return;
-        }
-        var pollingIntervalChanged = setCustomLevels("TSC_WATCH_POLLINGINTERVAL", PollingInterval);
-        pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
-        ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
-        function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
-        }
-        function getCustomLevels(baseVariable) {
-            var customLevels;
-            setCustomLevel("Low");
-            setCustomLevel("Medium");
-            setCustomLevel("High");
-            return customLevels;
-            function setCustomLevel(level) {
-                var customLevel = getLevel(baseVariable, level);
-                if (customLevel) {
-                    (customLevels || (customLevels = {}))[level] = Number(customLevel);
-                }
-            }
-        }
-        function setCustomLevels(baseVariable, levels) {
-            var customLevels = getCustomLevels(baseVariable);
-            if (customLevels) {
-                setLevel("Low");
-                setLevel("Medium");
-                setLevel("High");
-                return true;
-            }
-            return false;
-            function setLevel(level) {
-                levels[level] = customLevels[level] || levels[level];
-            }
-        }
-        function getCustomPollingBasedLevels(baseVariable, defaultLevels) {
-            var customLevels = getCustomLevels(baseVariable);
-            return (pollingIntervalChanged || customLevels) &&
-                createPollingIntervalBasedLevels(customLevels ? __assign(__assign({}, defaultLevels), customLevels) : defaultLevels);
-        }
-    }
-    ts.setCustomPollingValues = setCustomPollingValues;
-    function createDynamicPriorityPollingWatchFile(host) {
-        var watchedFiles = [];
-        var changedFilesInLastPoll = [];
-        var lowPollingIntervalQueue = createPollingIntervalQueue(PollingInterval.Low);
-        var mediumPollingIntervalQueue = createPollingIntervalQueue(PollingInterval.Medium);
-        var highPollingIntervalQueue = createPollingIntervalQueue(PollingInterval.High);
-        return watchFile;
-        function watchFile(fileName, callback, defaultPollingInterval) {
-            var file = {
-                fileName: fileName,
-                callback: callback,
-                unchangedPolls: 0,
-                mtime: getModifiedTime(fileName)
-            };
-            watchedFiles.push(file);
-            addToPollingIntervalQueue(file, defaultPollingInterval);
-            return {
-                close: function () {
-                    file.isClosed = true;
-                    ts.unorderedRemoveItem(watchedFiles, file);
-                }
-            };
-        }
-        function createPollingIntervalQueue(pollingInterval) {
-            var queue = [];
-            queue.pollingInterval = pollingInterval;
-            queue.pollIndex = 0;
-            queue.pollScheduled = false;
-            return queue;
-        }
-        function pollPollingIntervalQueue(queue) {
-            queue.pollIndex = pollQueue(queue, queue.pollingInterval, queue.pollIndex, pollingChunkSize[queue.pollingInterval]);
-            if (queue.length) {
-                scheduleNextPoll(queue.pollingInterval);
-            }
-            else {
-                ts.Debug.assert(queue.pollIndex === 0);
-                queue.pollScheduled = false;
-            }
-        }
-        function pollLowPollingIntervalQueue(queue) {
-            pollQueue(changedFilesInLastPoll, PollingInterval.Low, 0, changedFilesInLastPoll.length);
-            pollPollingIntervalQueue(queue);
-            if (!queue.pollScheduled && changedFilesInLastPoll.length) {
-                scheduleNextPoll(PollingInterval.Low);
-            }
-        }
-        function pollQueue(queue, pollingInterval, pollIndex, chunkSize) {
-            var needsVisit = queue.length;
-            var definedValueCopyToIndex = pollIndex;
-            for (var polled = 0; polled < chunkSize && needsVisit > 0; nextPollIndex(), needsVisit--) {
-                var watchedFile = queue[pollIndex];
-                if (!watchedFile) {
-                    continue;
-                }
-                else if (watchedFile.isClosed) {
-                    queue[pollIndex] = undefined;
-                    continue;
-                }
-                polled++;
-                var fileChanged = onWatchedFileStat(watchedFile, getModifiedTime(watchedFile.fileName));
-                if (watchedFile.isClosed) {
-                    queue[pollIndex] = undefined;
-                }
-                else if (fileChanged) {
-                    watchedFile.unchangedPolls = 0;
-                    if (queue !== changedFilesInLastPoll) {
-                        queue[pollIndex] = undefined;
-                        addChangedFileToLowPollingIntervalQueue(watchedFile);
-                    }
-                }
-                else if (watchedFile.unchangedPolls !== ts.unchangedPollThresholds[pollingInterval]) {
-                    watchedFile.unchangedPolls++;
-                }
-                else if (queue === changedFilesInLastPoll) {
-                    watchedFile.unchangedPolls = 1;
-                    queue[pollIndex] = undefined;
-                    addToPollingIntervalQueue(watchedFile, PollingInterval.Low);
-                }
-                else if (pollingInterval !== PollingInterval.High) {
-                    watchedFile.unchangedPolls++;
-                    queue[pollIndex] = undefined;
-                    addToPollingIntervalQueue(watchedFile, pollingInterval === PollingInterval.Low ? PollingInterval.Medium : PollingInterval.High);
-                }
-                if (queue[pollIndex]) {
-                    if (definedValueCopyToIndex < pollIndex) {
-                        queue[definedValueCopyToIndex] = watchedFile;
-                        queue[pollIndex] = undefined;
-                    }
-                    definedValueCopyToIndex++;
-                }
-            }
-            return pollIndex;
-            function nextPollIndex() {
-                pollIndex++;
-                if (pollIndex === queue.length) {
-                    if (definedValueCopyToIndex < pollIndex) {
-                        queue.length = definedValueCopyToIndex;
-                    }
-                    pollIndex = 0;
-                    definedValueCopyToIndex = 0;
-                }
-            }
-        }
-        function pollingIntervalQueue(pollingInterval) {
-            switch (pollingInterval) {
-                case PollingInterval.Low:
-                    return lowPollingIntervalQueue;
-                case PollingInterval.Medium:
-                    return mediumPollingIntervalQueue;
-                case PollingInterval.High:
-                    return highPollingIntervalQueue;
-            }
-        }
-        function addToPollingIntervalQueue(file, pollingInterval) {
-            pollingIntervalQueue(pollingInterval).push(file);
-            scheduleNextPollIfNotAlreadyScheduled(pollingInterval);
-        }
-        function addChangedFileToLowPollingIntervalQueue(file) {
-            changedFilesInLastPoll.push(file);
-            scheduleNextPollIfNotAlreadyScheduled(PollingInterval.Low);
-        }
-        function scheduleNextPollIfNotAlreadyScheduled(pollingInterval) {
-            if (!pollingIntervalQueue(pollingInterval).pollScheduled) {
-                scheduleNextPoll(pollingInterval);
-            }
-        }
-        function scheduleNextPoll(pollingInterval) {
-            pollingIntervalQueue(pollingInterval).pollScheduled = host.setTimeout(pollingInterval === PollingInterval.Low ? pollLowPollingIntervalQueue : pollPollingIntervalQueue, pollingInterval, pollingIntervalQueue(pollingInterval));
-        }
-        function getModifiedTime(fileName) {
-            return host.getModifiedTime(fileName) || ts.missingFileModifiedTime;
-        }
-    }
-    ts.createDynamicPriorityPollingWatchFile = createDynamicPriorityPollingWatchFile;
-    function createUseFsEventsOnParentDirectoryWatchFile(fsWatch, useCaseSensitiveFileNames) {
-        var fileWatcherCallbacks = ts.createMultiMap();
-        var dirWatchers = new ts.Map();
-        var toCanonicalName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        return nonPollingWatchFile;
-        function nonPollingWatchFile(fileName, callback, _pollingInterval, fallbackOptions) {
-            var filePath = toCanonicalName(fileName);
-            fileWatcherCallbacks.add(filePath, callback);
-            var dirPath = ts.getDirectoryPath(filePath) || ".";
-            var watcher = dirWatchers.get(dirPath) ||
-                createDirectoryWatcher(ts.getDirectoryPath(fileName) || ".", dirPath, fallbackOptions);
-            watcher.referenceCount++;
-            return {
-                close: function () {
-                    if (watcher.referenceCount === 1) {
-                        watcher.close();
-                        dirWatchers.delete(dirPath);
-                    }
-                    else {
-                        watcher.referenceCount--;
-                    }
-                    fileWatcherCallbacks.remove(filePath, callback);
-                }
-            };
-        }
-        function createDirectoryWatcher(dirName, dirPath, fallbackOptions) {
-            var watcher = fsWatch(dirName, 1, function (_eventName, relativeFileName) {
-                if (!ts.isString(relativeFileName)) {
-                    return;
-                }
-                var fileName = ts.getNormalizedAbsolutePath(relativeFileName, dirName);
-                var callbacks = fileName && fileWatcherCallbacks.get(toCanonicalName(fileName));
-                if (callbacks) {
-                    for (var _i = 0, callbacks_1 = callbacks; _i < callbacks_1.length; _i++) {
-                        var fileCallback = callbacks_1[_i];
-                        fileCallback(fileName, FileWatcherEventKind.Changed);
-                    }
-                }
-            }, false, PollingInterval.Medium, fallbackOptions);
-            watcher.referenceCount = 0;
-            dirWatchers.set(dirPath, watcher);
-            return watcher;
-        }
-    }
-    function createSingleFileWatcherPerName(watchFile, useCaseSensitiveFileNames) {
-        var cache = new ts.Map();
-        var callbacksCache = ts.createMultiMap();
-        var toCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        return function (fileName, callback, pollingInterval, options) {
-            var path = toCanonicalFileName(fileName);
-            var existing = cache.get(path);
-            if (existing) {
-                existing.refCount++;
-            }
-            else {
-                cache.set(path, {
-                    watcher: watchFile(fileName, function (fileName, eventKind) { return ts.forEach(callbacksCache.get(path), function (cb) { return cb(fileName, eventKind); }); }, pollingInterval, options),
-                    refCount: 1
-                });
-            }
-            callbacksCache.add(path, callback);
-            return {
-                close: function () {
-                    var watcher = ts.Debug.checkDefined(cache.get(path));
-                    callbacksCache.remove(path, callback);
-                    watcher.refCount--;
-                    if (watcher.refCount)
-                        return;
-                    cache.delete(path);
-                    ts.closeFileWatcherOf(watcher);
-                }
-            };
-        };
-    }
-    ts.createSingleFileWatcherPerName = createSingleFileWatcherPerName;
-    function onWatchedFileStat(watchedFile, modifiedTime) {
-        var oldTime = watchedFile.mtime.getTime();
-        var newTime = modifiedTime.getTime();
-        if (oldTime !== newTime) {
-            watchedFile.mtime = modifiedTime;
-            watchedFile.callback(watchedFile.fileName, getFileWatcherEventKind(oldTime, newTime));
-            return true;
-        }
-        return false;
-    }
-    ts.onWatchedFileStat = onWatchedFileStat;
-    function getFileWatcherEventKind(oldTime, newTime) {
-        return oldTime === 0
-            ? FileWatcherEventKind.Created
-            : newTime === 0
-                ? FileWatcherEventKind.Deleted
-                : FileWatcherEventKind.Changed;
-    }
-    ts.getFileWatcherEventKind = getFileWatcherEventKind;
-    ts.ignoredPaths = ["/node_modules/.", "/.git", "/.#"];
-    ts.sysLog = ts.noop;
-    function setSysLog(logger) {
-        ts.sysLog = logger;
-    }
-    ts.setSysLog = setSysLog;
-    function createDirectoryWatcherSupportingRecursive(host) {
-        var cache = new ts.Map();
-        var callbackCache = ts.createMultiMap();
-        var cacheToUpdateChildWatches = new ts.Map();
-        var timerToUpdateChildWatches;
-        var filePathComparer = ts.getStringComparer(!host.useCaseSensitiveFileNames);
-        var toCanonicalFilePath = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames);
-        return function (dirName, callback, recursive, options) { return recursive ?
-            createDirectoryWatcher(dirName, options, callback) :
-            host.watchDirectory(dirName, callback, recursive, options); };
-        function createDirectoryWatcher(dirName, options, callback) {
-            var dirPath = toCanonicalFilePath(dirName);
-            var directoryWatcher = cache.get(dirPath);
-            if (directoryWatcher) {
-                directoryWatcher.refCount++;
-            }
-            else {
-                directoryWatcher = {
-                    watcher: host.watchDirectory(dirName, function (fileName) {
-                        if (isIgnoredPath(fileName))
-                            return;
-                        if (options === null || options === void 0 ? void 0 : options.synchronousWatchDirectory) {
-                            invokeCallbacks(dirPath, fileName);
-                            updateChildWatches(dirName, dirPath, options);
-                        }
-                        else {
-                            nonSyncUpdateChildWatches(dirName, dirPath, fileName, options);
-                        }
-                    }, false, options),
-                    refCount: 1,
-                    childWatches: ts.emptyArray
-                };
-                cache.set(dirPath, directoryWatcher);
-                updateChildWatches(dirName, dirPath, options);
-            }
-            var callbackToAdd = callback && { dirName: dirName, callback: callback };
-            if (callbackToAdd) {
-                callbackCache.add(dirPath, callbackToAdd);
-            }
-            return {
-                dirName: dirName,
-                close: function () {
-                    var directoryWatcher = ts.Debug.checkDefined(cache.get(dirPath));
-                    if (callbackToAdd)
-                        callbackCache.remove(dirPath, callbackToAdd);
-                    directoryWatcher.refCount--;
-                    if (directoryWatcher.refCount)
-                        return;
-                    cache.delete(dirPath);
-                    ts.closeFileWatcherOf(directoryWatcher);
-                    directoryWatcher.childWatches.forEach(ts.closeFileWatcher);
-                }
-            };
-        }
-        function invokeCallbacks(dirPath, fileNameOrInvokeMap, fileNames) {
-            var fileName;
-            var invokeMap;
-            if (ts.isString(fileNameOrInvokeMap)) {
-                fileName = fileNameOrInvokeMap;
-            }
-            else {
-                invokeMap = fileNameOrInvokeMap;
-            }
-            callbackCache.forEach(function (callbacks, rootDirName) {
-                var _a;
-                if (invokeMap && invokeMap.get(rootDirName) === true)
-                    return;
-                if (rootDirName === dirPath || (ts.startsWith(dirPath, rootDirName) && dirPath[rootDirName.length] === ts.directorySeparator)) {
-                    if (invokeMap) {
-                        if (fileNames) {
-                            var existing = invokeMap.get(rootDirName);
-                            if (existing) {
-                                (_a = existing).push.apply(_a, fileNames);
-                            }
-                            else {
-                                invokeMap.set(rootDirName, fileNames.slice());
-                            }
-                        }
-                        else {
-                            invokeMap.set(rootDirName, true);
-                        }
-                    }
-                    else {
-                        callbacks.forEach(function (_a) {
-                            var callback = _a.callback;
-                            return callback(fileName);
-                        });
-                    }
-                }
-            });
-        }
-        function nonSyncUpdateChildWatches(dirName, dirPath, fileName, options) {
-            var parentWatcher = cache.get(dirPath);
-            if (parentWatcher && host.directoryExists(dirName)) {
-                scheduleUpdateChildWatches(dirName, dirPath, fileName, options);
-                return;
-            }
-            invokeCallbacks(dirPath, fileName);
-            removeChildWatches(parentWatcher);
-        }
-        function scheduleUpdateChildWatches(dirName, dirPath, fileName, options) {
-            var existing = cacheToUpdateChildWatches.get(dirPath);
-            if (existing) {
-                existing.fileNames.push(fileName);
-            }
-            else {
-                cacheToUpdateChildWatches.set(dirPath, { dirName: dirName, options: options, fileNames: [fileName] });
-            }
-            if (timerToUpdateChildWatches) {
-                host.clearTimeout(timerToUpdateChildWatches);
-                timerToUpdateChildWatches = undefined;
-            }
-            timerToUpdateChildWatches = host.setTimeout(onTimerToUpdateChildWatches, 1000);
-        }
-        function onTimerToUpdateChildWatches() {
-            timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
-            var start = ts.timestamp();
-            var invokeMap = new ts.Map();
-            while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
-                var _a = cacheToUpdateChildWatches.entries().next(), _b = _a.value, dirPath = _b[0], _c = _b[1], dirName = _c.dirName, options = _c.options, fileNames = _c.fileNames, done = _a.done;
-                ts.Debug.assert(!done);
-                cacheToUpdateChildWatches.delete(dirPath);
-                var hasChanges = updateChildWatches(dirName, dirPath, options);
-                invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
-            }
-            ts.sysLog("sysLog:: invokingWatchers:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
-            callbackCache.forEach(function (callbacks, rootDirName) {
-                var existing = invokeMap.get(rootDirName);
-                if (existing) {
-                    callbacks.forEach(function (_a) {
-                        var callback = _a.callback, dirName = _a.dirName;
-                        if (ts.isArray(existing)) {
-                            existing.forEach(callback);
-                        }
-                        else {
-                            callback(dirName);
-                        }
-                    });
-                }
-            });
-            var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
-        }
-        function removeChildWatches(parentWatcher) {
-            if (!parentWatcher)
-                return;
-            var existingChildWatches = parentWatcher.childWatches;
-            parentWatcher.childWatches = ts.emptyArray;
-            for (var _i = 0, existingChildWatches_1 = existingChildWatches; _i < existingChildWatches_1.length; _i++) {
-                var childWatcher = existingChildWatches_1[_i];
-                childWatcher.close();
-                removeChildWatches(cache.get(toCanonicalFilePath(childWatcher.dirName)));
-            }
-        }
-        function updateChildWatches(parentDir, parentDirPath, options) {
-            var parentWatcher = cache.get(parentDirPath);
-            if (!parentWatcher)
-                return false;
-            var newChildWatches;
-            var hasChanges = ts.enumerateInsertsAndDeletes(host.directoryExists(parentDir) ? ts.mapDefined(host.getAccessibleSortedChildDirectories(parentDir), function (child) {
-                var childFullName = ts.getNormalizedAbsolutePath(child, parentDir);
-                return !isIgnoredPath(childFullName) && filePathComparer(childFullName, ts.normalizePath(host.realpath(childFullName))) === 0 ? childFullName : undefined;
-            }) : ts.emptyArray, parentWatcher.childWatches, function (child, childWatcher) { return filePathComparer(child, childWatcher.dirName); }, createAndAddChildDirectoryWatcher, ts.closeFileWatcher, addChildDirectoryWatcher);
-            parentWatcher.childWatches = newChildWatches || ts.emptyArray;
-            return hasChanges;
-            function createAndAddChildDirectoryWatcher(childName) {
-                var result = createDirectoryWatcher(childName, options);
-                addChildDirectoryWatcher(result);
-            }
-            function addChildDirectoryWatcher(childWatcher) {
-                (newChildWatches || (newChildWatches = [])).push(childWatcher);
-            }
-        }
-        function isIgnoredPath(path) {
-            return ts.some(ts.ignoredPaths, function (searchPath) { return isInPath(path, searchPath); });
-        }
-        function isInPath(path, searchPath) {
-            if (ts.stringContains(path, searchPath))
-                return true;
-            if (host.useCaseSensitiveFileNames)
-                return false;
-            return ts.stringContains(toCanonicalFilePath(path), searchPath);
-        }
-    }
-    ts.createDirectoryWatcherSupportingRecursive = createDirectoryWatcherSupportingRecursive;
-    function createFileWatcherCallback(callback) {
-        return function (_fileName, eventKind) { return callback(eventKind === FileWatcherEventKind.Changed ? "change" : "rename", ""); };
-    }
-    ts.createFileWatcherCallback = createFileWatcherCallback;
-    function createFsWatchCallbackForFileWatcherCallback(fileName, callback, fileExists) {
-        return function (eventName) {
-            if (eventName === "rename") {
-                callback(fileName, fileExists(fileName) ? FileWatcherEventKind.Created : FileWatcherEventKind.Deleted);
-            }
-            else {
-                callback(fileName, FileWatcherEventKind.Changed);
-            }
-        };
-    }
-    function createFsWatchCallbackForDirectoryWatcherCallback(directoryName, callback) {
-        return function (eventName, relativeFileName) {
-            if (eventName === "rename") {
-                callback(!relativeFileName ? directoryName : ts.normalizePath(ts.combinePaths(directoryName, relativeFileName)));
-            }
-        };
-    }
-    function createSystemWatchFunctions(_a) {
-        var pollingWatchFile = _a.pollingWatchFile, getModifiedTime = _a.getModifiedTime, setTimeout = _a.setTimeout, clearTimeout = _a.clearTimeout, fsWatch = _a.fsWatch, fileExists = _a.fileExists, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, fsSupportsRecursiveFsWatch = _a.fsSupportsRecursiveFsWatch, directoryExists = _a.directoryExists, getAccessibleSortedChildDirectories = _a.getAccessibleSortedChildDirectories, realpath = _a.realpath, tscWatchFile = _a.tscWatchFile, useNonPollingWatchers = _a.useNonPollingWatchers, tscWatchDirectory = _a.tscWatchDirectory;
-        var dynamicPollingWatchFile;
-        var nonPollingWatchFile;
-        var hostRecursiveDirectoryWatcher;
-        return {
-            watchFile: watchFile,
-            watchDirectory: watchDirectory
-        };
-        function watchFile(fileName, callback, pollingInterval, options) {
-            options = updateOptionsForWatchFile(options, useNonPollingWatchers);
-            var watchFileKind = ts.Debug.checkDefined(options.watchFile);
-            switch (watchFileKind) {
-                case ts.WatchFileKind.FixedPollingInterval:
-                    return pollingWatchFile(fileName, callback, PollingInterval.Low, undefined);
-                case ts.WatchFileKind.PriorityPollingInterval:
-                    return pollingWatchFile(fileName, callback, pollingInterval, undefined);
-                case ts.WatchFileKind.DynamicPriorityPolling:
-                    return ensureDynamicPollingWatchFile()(fileName, callback, pollingInterval, undefined);
-                case ts.WatchFileKind.UseFsEvents:
-                    return fsWatch(fileName, 0, createFsWatchCallbackForFileWatcherCallback(fileName, callback, fileExists), false, pollingInterval, ts.getFallbackOptions(options));
-                case ts.WatchFileKind.UseFsEventsOnParentDirectory:
-                    if (!nonPollingWatchFile) {
-                        nonPollingWatchFile = createUseFsEventsOnParentDirectoryWatchFile(fsWatch, useCaseSensitiveFileNames);
-                    }
-                    return nonPollingWatchFile(fileName, callback, pollingInterval, ts.getFallbackOptions(options));
-                default:
-                    ts.Debug.assertNever(watchFileKind);
-            }
-        }
-        function ensureDynamicPollingWatchFile() {
-            return dynamicPollingWatchFile ||
-                (dynamicPollingWatchFile = createDynamicPriorityPollingWatchFile({ getModifiedTime: getModifiedTime, setTimeout: setTimeout }));
-        }
-        function updateOptionsForWatchFile(options, useNonPollingWatchers) {
-            if (options && options.watchFile !== undefined)
-                return options;
-            switch (tscWatchFile) {
-                case "PriorityPollingInterval":
-                    return { watchFile: ts.WatchFileKind.PriorityPollingInterval };
-                case "DynamicPriorityPolling":
-                    return { watchFile: ts.WatchFileKind.DynamicPriorityPolling };
-                case "UseFsEvents":
-                    return generateWatchFileOptions(ts.WatchFileKind.UseFsEvents, ts.PollingWatchKind.PriorityInterval, options);
-                case "UseFsEventsWithFallbackDynamicPolling":
-                    return generateWatchFileOptions(ts.WatchFileKind.UseFsEvents, ts.PollingWatchKind.DynamicPriority, options);
-                case "UseFsEventsOnParentDirectory":
-                    useNonPollingWatchers = true;
-                default:
-                    return useNonPollingWatchers ?
-                        generateWatchFileOptions(ts.WatchFileKind.UseFsEventsOnParentDirectory, ts.PollingWatchKind.PriorityInterval, options) :
-                        { watchFile: ts.WatchFileKind.FixedPollingInterval };
-            }
-        }
-        function generateWatchFileOptions(watchFile, fallbackPolling, options) {
-            var defaultFallbackPolling = options === null || options === void 0 ? void 0 : options.fallbackPolling;
-            return {
-                watchFile: watchFile,
-                fallbackPolling: defaultFallbackPolling === undefined ?
-                    fallbackPolling :
-                    defaultFallbackPolling
-            };
-        }
-        function watchDirectory(directoryName, callback, recursive, options) {
-            if (fsSupportsRecursiveFsWatch) {
-                return fsWatch(directoryName, 1, createFsWatchCallbackForDirectoryWatcherCallback(directoryName, callback), recursive, PollingInterval.Medium, ts.getFallbackOptions(options));
-            }
-            if (!hostRecursiveDirectoryWatcher) {
-                hostRecursiveDirectoryWatcher = createDirectoryWatcherSupportingRecursive({
-                    useCaseSensitiveFileNames: useCaseSensitiveFileNames,
-                    directoryExists: directoryExists,
-                    getAccessibleSortedChildDirectories: getAccessibleSortedChildDirectories,
-                    watchDirectory: nonRecursiveWatchDirectory,
-                    realpath: realpath,
-                    setTimeout: setTimeout,
-                    clearTimeout: clearTimeout
-                });
-            }
-            return hostRecursiveDirectoryWatcher(directoryName, callback, recursive, options);
-        }
-        function nonRecursiveWatchDirectory(directoryName, callback, recursive, options) {
-            ts.Debug.assert(!recursive);
-            options = updateOptionsForWatchDirectory(options);
-            var watchDirectoryKind = ts.Debug.checkDefined(options.watchDirectory);
-            switch (watchDirectoryKind) {
-                case ts.WatchDirectoryKind.FixedPollingInterval:
-                    return pollingWatchFile(directoryName, function () { return callback(directoryName); }, PollingInterval.Medium, undefined);
-                case ts.WatchDirectoryKind.DynamicPriorityPolling:
-                    return ensureDynamicPollingWatchFile()(directoryName, function () { return callback(directoryName); }, PollingInterval.Medium, undefined);
-                case ts.WatchDirectoryKind.UseFsEvents:
-                    return fsWatch(directoryName, 1, createFsWatchCallbackForDirectoryWatcherCallback(directoryName, callback), recursive, PollingInterval.Medium, ts.getFallbackOptions(options));
-                default:
-                    ts.Debug.assertNever(watchDirectoryKind);
-            }
-        }
-        function updateOptionsForWatchDirectory(options) {
-            if (options && options.watchDirectory !== undefined)
-                return options;
-            switch (tscWatchDirectory) {
-                case "RecursiveDirectoryUsingFsWatchFile":
-                    return { watchDirectory: ts.WatchDirectoryKind.FixedPollingInterval };
-                case "RecursiveDirectoryUsingDynamicPriorityPolling":
-                    return { watchDirectory: ts.WatchDirectoryKind.DynamicPriorityPolling };
-                default:
-                    var defaultFallbackPolling = options === null || options === void 0 ? void 0 : options.fallbackPolling;
-                    return {
-                        watchDirectory: ts.WatchDirectoryKind.UseFsEvents,
-                        fallbackPolling: defaultFallbackPolling !== undefined ?
-                            defaultFallbackPolling :
-                            undefined
-                    };
-            }
-        }
-    }
-    ts.createSystemWatchFunctions = createSystemWatchFunctions;
-    function patchWriteFileEnsuringDirectory(sys) {
-        var originalWriteFile = sys.writeFile;
-        sys.writeFile = function (path, data, writeBom) {
-            return ts.writeFileEnsuringDirectories(path, data, !!writeBom, function (path, data, writeByteOrderMark) { return originalWriteFile.call(sys, path, data, writeByteOrderMark); }, function (path) { return sys.createDirectory(path); }, function (path) { return sys.directoryExists(path); });
-        };
-    }
-    ts.patchWriteFileEnsuringDirectory = patchWriteFileEnsuringDirectory;
-    function getNodeMajorVersion() {
-        if (typeof process === "undefined") {
-            return undefined;
-        }
-        var version = process.version;
-        if (!version) {
-            return undefined;
-        }
-        var dot = version.indexOf(".");
-        if (dot === -1) {
-            return undefined;
-        }
-        return parseInt(version.substring(1, dot));
-    }
-    ts.getNodeMajorVersion = getNodeMajorVersion;
-    ts.sys = (function () {
-        var byteOrderMarkIndicator = "\uFEFF";
-        function getNodeSystem() {
-            var nativePattern = /^native |^\([^)]+\)$|^(internal[\\/]|[a-zA-Z0-9_\s]+(\.js)?$)/;
-            var _fs = require("fs");
-            var _path = require("path");
-            var _os = require("os");
-            var _crypto;
-            try {
-                _crypto = require("crypto");
-            }
-            catch (_a) {
-                _crypto = undefined;
-            }
-            var activeSession;
-            var profilePath = "./profile.cpuprofile";
-            var Buffer = require("buffer").Buffer;
-            var nodeVersion = getNodeMajorVersion();
-            var isNode4OrLater = nodeVersion >= 4;
-            var isLinuxOrMacOs = process.platform === "linux" || process.platform === "darwin";
-            var platform = _os.platform();
-            var useCaseSensitiveFileNames = isFileSystemCaseSensitive();
-            var fsSupportsRecursiveFsWatch = isNode4OrLater && (process.platform === "win32" || process.platform === "darwin");
-            var _b = createSystemWatchFunctions({
-                pollingWatchFile: createSingleFileWatcherPerName(fsWatchFileWorker, useCaseSensitiveFileNames),
-                getModifiedTime: getModifiedTime,
-                setTimeout: setTimeout,
-                clearTimeout: clearTimeout,
-                fsWatch: fsWatch,
-                useCaseSensitiveFileNames: useCaseSensitiveFileNames,
-                fileExists: fileExists,
-                fsSupportsRecursiveFsWatch: fsSupportsRecursiveFsWatch,
-                directoryExists: directoryExists,
-                getAccessibleSortedChildDirectories: function (path) { return getAccessibleFileSystemEntries(path).directories; },
-                realpath: realpath,
-                tscWatchFile: process.env.TSC_WATCHFILE,
-                useNonPollingWatchers: process.env.TSC_NONPOLLING_WATCHER,
-                tscWatchDirectory: process.env.TSC_WATCHDIRECTORY,
-            }), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory;
-            var nodeSystem = {
-                args: process.argv.slice(2),
-                newLine: _os.EOL,
-                useCaseSensitiveFileNames: useCaseSensitiveFileNames,
-                write: function (s) {
-                    process.stdout.write(s);
-                },
-                writeOutputIsTTY: function () {
-                    return process.stdout.isTTY;
-                },
-                readFile: readFile,
-                writeFile: writeFile,
-                watchFile: watchFile,
-                watchDirectory: watchDirectory,
-                resolvePath: function (path) { return _path.resolve(path); },
-                fileExists: fileExists,
-                directoryExists: directoryExists,
-                createDirectory: function (directoryName) {
-                    if (!nodeSystem.directoryExists(directoryName)) {
-                        try {
-                            _fs.mkdirSync(directoryName);
-                        }
-                        catch (e) {
-                            if (e.code !== "EEXIST") {
-                                throw e;
-                            }
-                        }
-                    }
-                },
-                getExecutingFilePath: function () {
-                    return __filename;
-                },
-                getCurrentDirectory: function () {
-                    return process.cwd();
-                },
-                getDirectories: getDirectories,
-                getEnvironmentVariable: function (name) {
-                    return process.env[name] || "";
-                },
-                readDirectory: readDirectory,
-                getModifiedTime: getModifiedTime,
-                setModifiedTime: setModifiedTime,
-                deleteFile: deleteFile,
-                createHash: _crypto ? createSHA256Hash : generateDjb2Hash,
-                createSHA256Hash: _crypto ? createSHA256Hash : undefined,
-                getMemoryUsage: function () {
-                    if (global.gc) {
-                        global.gc();
-                    }
-                    return process.memoryUsage().heapUsed;
-                },
-                getFileSize: function (path) {
-                    try {
-                        var stat = _fs.statSync(path);
-                        if (stat.isFile()) {
-                            return stat.size;
-                        }
-                    }
-                    catch (_a) { }
-                    return 0;
-                },
-                exit: function (exitCode) {
-                    disableCPUProfiler(function () { return process.exit(exitCode); });
-                },
-                enableCPUProfiler: enableCPUProfiler,
-                disableCPUProfiler: disableCPUProfiler,
-                realpath: realpath,
-                debugMode: !!process.env.NODE_INSPECTOR_IPC || !!process.env.VSCODE_INSPECTOR_OPTIONS || ts.some(process.execArgv, function (arg) { return /^--(inspect|debug)(-brk)?(=\d+)?$/i.test(arg); }),
-                tryEnableSourceMapsForHost: function () {
-                    try {
-                        require("source-map-support").install();
-                    }
-                    catch (_a) {
-                    }
-                },
-                setTimeout: setTimeout,
-                clearTimeout: clearTimeout,
-                clearScreen: function () {
-                    process.stdout.write("\x1Bc");
-                },
-                setBlocking: function () {
-                    if (process.stdout && process.stdout._handle && process.stdout._handle.setBlocking) {
-                        process.stdout._handle.setBlocking(true);
-                    }
-                },
-                bufferFrom: bufferFrom,
-                base64decode: function (input) { return bufferFrom(input, "base64").toString("utf8"); },
-                base64encode: function (input) { return bufferFrom(input).toString("base64"); },
-                require: function (baseDir, moduleName) {
-                    try {
-                        var modulePath = ts.resolveJSModule(moduleName, baseDir, nodeSystem);
-                        return { module: require(modulePath), modulePath: modulePath, error: undefined };
-                    }
-                    catch (error) {
-                        return { module: undefined, modulePath: undefined, error: error };
-                    }
-                }
-            };
-            return nodeSystem;
-            function enableCPUProfiler(path, cb) {
-                if (activeSession) {
-                    cb();
-                    return false;
-                }
-                var inspector = require("inspector");
-                if (!inspector || !inspector.Session) {
-                    cb();
-                    return false;
-                }
-                var session = new inspector.Session();
-                session.connect();
-                session.post("Profiler.enable", function () {
-                    session.post("Profiler.start", function () {
-                        activeSession = session;
-                        profilePath = path;
-                        cb();
-                    });
-                });
-                return true;
-            }
-            function cleanupPaths(profile) {
-                var externalFileCounter = 0;
-                var remappedPaths = new ts.Map();
-                var normalizedDir = ts.normalizeSlashes(__dirname);
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
-                for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
-                    var node = _a[_i];
-                    if (node.callFrame.url) {
-                        var url = ts.normalizeSlashes(node.callFrame.url);
-                        if (ts.containsPath(fileUrlRoot, url, useCaseSensitiveFileNames)) {
-                            node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), true);
-                        }
-                        else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
-                            externalFileCounter++;
-                        }
-                    }
-                }
-                return profile;
-            }
-            function disableCPUProfiler(cb) {
-                if (activeSession && activeSession !== "stopping") {
-                    var s_1 = activeSession;
-                    activeSession.post("Profiler.stop", function (err, _a) {
-                        var profile = _a.profile;
-                        if (!err) {
-                            try {
-                                if (_fs.statSync(profilePath).isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
-                                }
-                            }
-                            catch (_b) {
-                            }
-                            try {
-                                _fs.mkdirSync(_path.dirname(profilePath), { recursive: true });
-                            }
-                            catch (_c) {
-                            }
-                            _fs.writeFileSync(profilePath, JSON.stringify(cleanupPaths(profile)));
-                        }
-                        activeSession = undefined;
-                        s_1.disconnect();
-                        cb();
-                    });
-                    activeSession = "stopping";
-                    return true;
-                }
-                else {
-                    cb();
-                    return false;
-                }
-            }
-            function bufferFrom(input, encoding) {
-                return Buffer.from && Buffer.from !== Int8Array.from
-                    ? Buffer.from(input, encoding)
-                    : new Buffer(input, encoding);
-            }
-            function isFileSystemCaseSensitive() {
-                if (platform === "win32" || platform === "win64") {
-                    return false;
-                }
-                return !fileExists(swapCase(__filename));
-            }
-            function swapCase(s) {
-                return s.replace(/\w/g, function (ch) {
-                    var up = ch.toUpperCase();
-                    return ch === up ? ch.toLowerCase() : up;
-                });
-            }
-            function fsWatchFileWorker(fileName, callback, pollingInterval) {
-                _fs.watchFile(fileName, { persistent: true, interval: pollingInterval }, fileChanged);
-                var eventKind;
-                return {
-                    close: function () { return _fs.unwatchFile(fileName, fileChanged); }
-                };
-                function fileChanged(curr, prev) {
-                    var isPreviouslyDeleted = +prev.mtime === 0 || eventKind === FileWatcherEventKind.Deleted;
-                    if (+curr.mtime === 0) {
-                        if (isPreviouslyDeleted) {
-                            return;
-                        }
-                        eventKind = FileWatcherEventKind.Deleted;
-                    }
-                    else if (isPreviouslyDeleted) {
-                        eventKind = FileWatcherEventKind.Created;
-                    }
-                    else if (+curr.mtime === +prev.mtime) {
-                        return;
-                    }
-                    else {
-                        eventKind = FileWatcherEventKind.Changed;
-                    }
-                    callback(fileName, eventKind);
-                }
-            }
-            function fsWatch(fileOrDirectory, entryKind, callback, recursive, fallbackPollingInterval, fallbackOptions) {
-                var options;
-                var lastDirectoryPartWithDirectorySeparator;
-                var lastDirectoryPart;
-                if (isLinuxOrMacOs) {
-                    lastDirectoryPartWithDirectorySeparator = fileOrDirectory.substr(fileOrDirectory.lastIndexOf(ts.directorySeparator));
-                    lastDirectoryPart = lastDirectoryPartWithDirectorySeparator.slice(ts.directorySeparator.length);
-                }
-                var watcher = !fileSystemEntryExists(fileOrDirectory, entryKind) ?
-                    watchMissingFileSystemEntry() :
-                    watchPresentFileSystemEntry();
-                return {
-                    close: function () {
-                        watcher.close();
-                        watcher = undefined;
-                    }
-                };
-                function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
-                    callback("rename", "");
-                    if (watcher) {
-                        watcher.close();
-                        watcher = createWatcher();
-                    }
-                }
-                function watchPresentFileSystemEntry() {
-                    if (options === undefined) {
-                        if (fsSupportsRecursiveFsWatch) {
-                            options = { persistent: true, recursive: !!recursive };
-                        }
-                        else {
-                            options = { persistent: true };
-                        }
-                    }
-                    try {
-                        var presentWatcher = _fs.watch(fileOrDirectory, options, isLinuxOrMacOs ?
-                            callbackChangingToMissingFileSystemEntry :
-                            callback);
-                        presentWatcher.on("error", function () { return invokeCallbackAndUpdateWatcher(watchMissingFileSystemEntry); });
-                        return presentWatcher;
-                    }
-                    catch (e) {
-                        return watchPresentFileSystemEntryWithFsWatchFile();
-                    }
-                }
-                function callbackChangingToMissingFileSystemEntry(event, relativeName) {
-                    return event === "rename" &&
-                        (!relativeName ||
-                            relativeName === lastDirectoryPart ||
-                            relativeName.lastIndexOf(lastDirectoryPartWithDirectorySeparator) === relativeName.length - lastDirectoryPartWithDirectorySeparator.length) &&
-                        !fileSystemEntryExists(fileOrDirectory, entryKind) ?
-                        invokeCallbackAndUpdateWatcher(watchMissingFileSystemEntry) :
-                        callback(event, relativeName);
-                }
-                function watchPresentFileSystemEntryWithFsWatchFile() {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
-                    return watchFile(fileOrDirectory, createFileWatcherCallback(callback), fallbackPollingInterval, fallbackOptions);
-                }
-                function watchMissingFileSystemEntry() {
-                    return watchFile(fileOrDirectory, function (_fileName, eventKind) {
-                        if (eventKind === FileWatcherEventKind.Created && fileSystemEntryExists(fileOrDirectory, entryKind)) {
-                            invokeCallbackAndUpdateWatcher(watchPresentFileSystemEntry);
-                        }
-                    }, fallbackPollingInterval, fallbackOptions);
-                }
-            }
-            function readFileWorker(fileName, _encoding) {
-                var buffer;
-                try {
-                    buffer = _fs.readFileSync(fileName);
-                }
-                catch (e) {
-                    return undefined;
-                }
-                var len = buffer.length;
-                if (len >= 2 && buffer[0] === 0xFE && buffer[1] === 0xFF) {
-                    len &= ~1;
-                    for (var i = 0; i < len; i += 2) {
-                        var temp = buffer[i];
-                        buffer[i] = buffer[i + 1];
-                        buffer[i + 1] = temp;
-                    }
-                    return buffer.toString("utf16le", 2);
-                }
-                if (len >= 2 && buffer[0] === 0xFF && buffer[1] === 0xFE) {
-                    return buffer.toString("utf16le", 2);
-                }
-                if (len >= 3 && buffer[0] === 0xEF && buffer[1] === 0xBB && buffer[2] === 0xBF) {
-                    return buffer.toString("utf8", 3);
-                }
-                return buffer.toString("utf8");
-            }
-            function readFile(fileName, _encoding) {
-                ts.perfLogger.logStartReadFile(fileName);
-                var file = readFileWorker(fileName, _encoding);
-                ts.perfLogger.logStopReadFile();
-                return file;
-            }
-            function writeFile(fileName, data, writeByteOrderMark) {
-                ts.perfLogger.logEvent("WriteFile: " + fileName);
-                if (writeByteOrderMark) {
-                    data = byteOrderMarkIndicator + data;
-                }
-                var fd;
-                try {
-                    fd = _fs.openSync(fileName, "w");
-                    _fs.writeSync(fd, data, undefined, "utf8");
-                }
-                finally {
-                    if (fd !== undefined) {
-                        _fs.closeSync(fd);
-                    }
-                }
-            }
-            function getAccessibleFileSystemEntries(path) {
-                ts.perfLogger.logEvent("ReadDir: " + (path || "."));
-                try {
-                    var entries = _fs.readdirSync(path || ".", { withFileTypes: true });
-                    var files = [];
-                    var directories = [];
-                    for (var _i = 0, entries_1 = entries; _i < entries_1.length; _i++) {
-                        var dirent = entries_1[_i];
-                        var entry = typeof dirent === "string" ? dirent : dirent.name;
-                        if (entry === "." || entry === "..") {
-                            continue;
-                        }
-                        var stat = void 0;
-                        if (typeof dirent === "string" || dirent.isSymbolicLink()) {
-                            var name = ts.combinePaths(path, entry);
-                            try {
-                                stat = _fs.statSync(name);
-                            }
-                            catch (e) {
-                                continue;
-                            }
-                        }
-                        else {
-                            stat = dirent;
-                        }
-                        if (stat.isFile()) {
-                            files.push(entry);
-                        }
-                        else if (stat.isDirectory()) {
-                            directories.push(entry);
-                        }
-                    }
-                    files.sort();
-                    directories.sort();
-                    return { files: files, directories: directories };
-                }
-                catch (e) {
-                    return ts.emptyFileSystemEntries;
-                }
-            }
-            function readDirectory(path, extensions, excludes, includes, depth) {
-                return ts.matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, process.cwd(), depth, getAccessibleFileSystemEntries, realpath);
-            }
-            function fileSystemEntryExists(path, entryKind) {
-                var originalStackTraceLimit = Error.stackTraceLimit;
-                Error.stackTraceLimit = 0;
-                try {
-                    var stat = _fs.statSync(path);
-                    switch (entryKind) {
-                        case 0: return stat.isFile();
-                        case 1: return stat.isDirectory();
-                        default: return false;
-                    }
-                }
-                catch (e) {
-                    return false;
-                }
-                finally {
-                    Error.stackTraceLimit = originalStackTraceLimit;
-                }
-            }
-            function fileExists(path) {
-                return fileSystemEntryExists(path, 0);
-            }
-            function directoryExists(path) {
-                return fileSystemEntryExists(path, 1);
-            }
-            function getDirectories(path) {
-                return getAccessibleFileSystemEntries(path).directories.slice();
-            }
-            function realpath(path) {
-                try {
-                    return _fs.realpathSync(path);
-                }
-                catch (_a) {
-                    return path;
-                }
-            }
-            function getModifiedTime(path) {
-                try {
-                    return _fs.statSync(path).mtime;
-                }
-                catch (e) {
-                    return undefined;
-                }
-            }
-            function setModifiedTime(path, time) {
-                try {
-                    _fs.utimesSync(path, time, time);
-                }
-                catch (e) {
-                    return;
-                }
-            }
-            function deleteFile(path) {
-                try {
-                    return _fs.unlinkSync(path);
-                }
-                catch (e) {
-                    return;
-                }
-            }
-            function createSHA256Hash(data) {
-                var hash = _crypto.createHash("sha256");
-                hash.update(data);
-                return hash.digest("hex");
-            }
-        }
-        var sys;
-        if (typeof process !== "undefined" && process.nextTick && !process.browser && typeof require !== "undefined") {
-            sys = getNodeSystem();
-        }
-        if (sys) {
-            patchWriteFileEnsuringDirectory(sys);
-        }
-        return sys;
-    })();
-    if (ts.sys && ts.sys.getEnvironmentVariable) {
-        setCustomPollingValues(ts.sys);
-        ts.Debug.setAssertionLevel(/^development$/i.test(ts.sys.getEnvironmentVariable("NODE_ENV"))
-            ? 1
-            : 0);
-    }
-    if (ts.sys && ts.sys.debugMode) {
-        ts.Debug.isDebugging = true;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function diag(code, category, key, message, reportsUnnecessary, elidedInCompatabilityPyramid, reportsDeprecated) {
-        return { code: code, category: category, key: key, message: message, reportsUnnecessary: reportsUnnecessary, elidedInCompatabilityPyramid: elidedInCompatabilityPyramid, reportsDeprecated: reportsDeprecated };
-    }
-    ts.Diagnostics = {
-        Unterminated_string_literal: diag(1002, ts.DiagnosticCategory.Error, "Unterminated_string_literal_1002", "Unterminated string literal."),
-        Identifier_expected: diag(1003, ts.DiagnosticCategory.Error, "Identifier_expected_1003", "Identifier expected."),
-        _0_expected: diag(1005, ts.DiagnosticCategory.Error, "_0_expected_1005", "'{0}' expected."),
-        A_file_cannot_have_a_reference_to_itself: diag(1006, ts.DiagnosticCategory.Error, "A_file_cannot_have_a_reference_to_itself_1006", "A file cannot have a reference to itself."),
-        The_parser_expected_to_find_a_to_match_the_token_here: diag(1007, ts.DiagnosticCategory.Error, "The_parser_expected_to_find_a_to_match_the_token_here_1007", "The parser expected to find a '}' to match the '{' token here."),
-        Trailing_comma_not_allowed: diag(1009, ts.DiagnosticCategory.Error, "Trailing_comma_not_allowed_1009", "Trailing comma not allowed."),
-        Asterisk_Slash_expected: diag(1010, ts.DiagnosticCategory.Error, "Asterisk_Slash_expected_1010", "'*/' expected."),
-        An_element_access_expression_should_take_an_argument: diag(1011, ts.DiagnosticCategory.Error, "An_element_access_expression_should_take_an_argument_1011", "An element access expression should take an argument."),
-        Unexpected_token: diag(1012, ts.DiagnosticCategory.Error, "Unexpected_token_1012", "Unexpected token."),
-        A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma: diag(1013, ts.DiagnosticCategory.Error, "A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma_1013", "A rest parameter or binding pattern may not have a trailing comma."),
-        A_rest_parameter_must_be_last_in_a_parameter_list: diag(1014, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_last_in_a_parameter_list_1014", "A rest parameter must be last in a parameter list."),
-        Parameter_cannot_have_question_mark_and_initializer: diag(1015, ts.DiagnosticCategory.Error, "Parameter_cannot_have_question_mark_and_initializer_1015", "Parameter cannot have question mark and initializer."),
-        A_required_parameter_cannot_follow_an_optional_parameter: diag(1016, ts.DiagnosticCategory.Error, "A_required_parameter_cannot_follow_an_optional_parameter_1016", "A required parameter cannot follow an optional parameter."),
-        An_index_signature_cannot_have_a_rest_parameter: diag(1017, ts.DiagnosticCategory.Error, "An_index_signature_cannot_have_a_rest_parameter_1017", "An index signature cannot have a rest parameter."),
-        An_index_signature_parameter_cannot_have_an_accessibility_modifier: diag(1018, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_accessibility_modifier_1018", "An index signature parameter cannot have an accessibility modifier."),
-        An_index_signature_parameter_cannot_have_a_question_mark: diag(1019, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_a_question_mark_1019", "An index signature parameter cannot have a question mark."),
-        An_index_signature_parameter_cannot_have_an_initializer: diag(1020, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_initializer_1020", "An index signature parameter cannot have an initializer."),
-        An_index_signature_must_have_a_type_annotation: diag(1021, ts.DiagnosticCategory.Error, "An_index_signature_must_have_a_type_annotation_1021", "An index signature must have a type annotation."),
-        An_index_signature_parameter_must_have_a_type_annotation: diag(1022, ts.DiagnosticCategory.Error, "An_index_signature_parameter_must_have_a_type_annotation_1022", "An index signature parameter must have a type annotation."),
-        An_index_signature_parameter_type_must_be_either_string_or_number: diag(1023, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_must_be_either_string_or_number_1023", "An index signature parameter type must be either 'string' or 'number'."),
-        readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature: diag(1024, ts.DiagnosticCategory.Error, "readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature_1024", "'readonly' modifier can only appear on a property declaration or index signature."),
-        An_index_signature_cannot_have_a_trailing_comma: diag(1025, ts.DiagnosticCategory.Error, "An_index_signature_cannot_have_a_trailing_comma_1025", "An index signature cannot have a trailing comma."),
-        Accessibility_modifier_already_seen: diag(1028, ts.DiagnosticCategory.Error, "Accessibility_modifier_already_seen_1028", "Accessibility modifier already seen."),
-        _0_modifier_must_precede_1_modifier: diag(1029, ts.DiagnosticCategory.Error, "_0_modifier_must_precede_1_modifier_1029", "'{0}' modifier must precede '{1}' modifier."),
-        _0_modifier_already_seen: diag(1030, ts.DiagnosticCategory.Error, "_0_modifier_already_seen_1030", "'{0}' modifier already seen."),
-        _0_modifier_cannot_appear_on_class_elements_of_this_kind: diag(1031, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_class_elements_of_this_kind_1031", "'{0}' modifier cannot appear on class elements of this kind."),
-        super_must_be_followed_by_an_argument_list_or_member_access: diag(1034, ts.DiagnosticCategory.Error, "super_must_be_followed_by_an_argument_list_or_member_access_1034", "'super' must be followed by an argument list or member access."),
-        Only_ambient_modules_can_use_quoted_names: diag(1035, ts.DiagnosticCategory.Error, "Only_ambient_modules_can_use_quoted_names_1035", "Only ambient modules can use quoted names."),
-        Statements_are_not_allowed_in_ambient_contexts: diag(1036, ts.DiagnosticCategory.Error, "Statements_are_not_allowed_in_ambient_contexts_1036", "Statements are not allowed in ambient contexts."),
-        A_declare_modifier_cannot_be_used_in_an_already_ambient_context: diag(1038, ts.DiagnosticCategory.Error, "A_declare_modifier_cannot_be_used_in_an_already_ambient_context_1038", "A 'declare' modifier cannot be used in an already ambient context."),
-        Initializers_are_not_allowed_in_ambient_contexts: diag(1039, ts.DiagnosticCategory.Error, "Initializers_are_not_allowed_in_ambient_contexts_1039", "Initializers are not allowed in ambient contexts."),
-        _0_modifier_cannot_be_used_in_an_ambient_context: diag(1040, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_in_an_ambient_context_1040", "'{0}' modifier cannot be used in an ambient context."),
-        _0_modifier_cannot_be_used_with_a_class_declaration: diag(1041, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_a_class_declaration_1041", "'{0}' modifier cannot be used with a class declaration."),
-        _0_modifier_cannot_be_used_here: diag(1042, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_here_1042", "'{0}' modifier cannot be used here."),
-        _0_modifier_cannot_appear_on_a_data_property: diag(1043, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_data_property_1043", "'{0}' modifier cannot appear on a data property."),
-        _0_modifier_cannot_appear_on_a_module_or_namespace_element: diag(1044, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_module_or_namespace_element_1044", "'{0}' modifier cannot appear on a module or namespace element."),
-        A_0_modifier_cannot_be_used_with_an_interface_declaration: diag(1045, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_interface_declaration_1045", "A '{0}' modifier cannot be used with an interface declaration."),
-        Top_level_declarations_in_d_ts_files_must_start_with_either_a_declare_or_export_modifier: diag(1046, ts.DiagnosticCategory.Error, "Top_level_declarations_in_d_ts_files_must_start_with_either_a_declare_or_export_modifier_1046", "Top-level declarations in .d.ts files must start with either a 'declare' or 'export' modifier."),
-        A_rest_parameter_cannot_be_optional: diag(1047, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_be_optional_1047", "A rest parameter cannot be optional."),
-        A_rest_parameter_cannot_have_an_initializer: diag(1048, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_have_an_initializer_1048", "A rest parameter cannot have an initializer."),
-        A_set_accessor_must_have_exactly_one_parameter: diag(1049, ts.DiagnosticCategory.Error, "A_set_accessor_must_have_exactly_one_parameter_1049", "A 'set' accessor must have exactly one parameter."),
-        A_set_accessor_cannot_have_an_optional_parameter: diag(1051, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_an_optional_parameter_1051", "A 'set' accessor cannot have an optional parameter."),
-        A_set_accessor_parameter_cannot_have_an_initializer: diag(1052, ts.DiagnosticCategory.Error, "A_set_accessor_parameter_cannot_have_an_initializer_1052", "A 'set' accessor parameter cannot have an initializer."),
-        A_set_accessor_cannot_have_rest_parameter: diag(1053, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_rest_parameter_1053", "A 'set' accessor cannot have rest parameter."),
-        A_get_accessor_cannot_have_parameters: diag(1054, ts.DiagnosticCategory.Error, "A_get_accessor_cannot_have_parameters_1054", "A 'get' accessor cannot have parameters."),
-        Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: diag(1055, ts.DiagnosticCategory.Error, "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value."),
-        Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: diag(1056, ts.DiagnosticCategory.Error, "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", "Accessors are only available when targeting ECMAScript 5 and higher."),
-        An_async_function_or_method_must_have_a_valid_awaitable_return_type: diag(1057, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", "An async function or method must have a valid awaitable return type."),
-        The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1058, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_t_1058", "The return type of an async function must either be a valid promise or must not contain a callable 'then' member."),
-        A_promise_must_have_a_then_method: diag(1059, ts.DiagnosticCategory.Error, "A_promise_must_have_a_then_method_1059", "A promise must have a 'then' method."),
-        The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback: diag(1060, ts.DiagnosticCategory.Error, "The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback_1060", "The first parameter of the 'then' method of a promise must be a callback."),
-        Enum_member_must_have_initializer: diag(1061, ts.DiagnosticCategory.Error, "Enum_member_must_have_initializer_1061", "Enum member must have initializer."),
-        Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: diag(1062, ts.DiagnosticCategory.Error, "Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", "Type is referenced directly or indirectly in the fulfillment callback of its own 'then' method."),
-        An_export_assignment_cannot_be_used_in_a_namespace: diag(1063, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_namespace_1063", "An export assignment cannot be used in a namespace."),
-        The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_Did_you_mean_to_write_Promise_0: diag(1064, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_Did_you_mean_to_wri_1064", "The return type of an async function or method must be the global Promise<T> type. Did you mean to write 'Promise<{0}>'?"),
-        In_ambient_enum_declarations_member_initializer_must_be_constant_expression: diag(1066, ts.DiagnosticCategory.Error, "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", "In ambient enum declarations member initializer must be constant expression."),
-        Unexpected_token_A_constructor_method_accessor_or_property_was_expected: diag(1068, ts.DiagnosticCategory.Error, "Unexpected_token_A_constructor_method_accessor_or_property_was_expected_1068", "Unexpected token. A constructor, method, accessor, or property was expected."),
-        Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces: diag(1069, ts.DiagnosticCategory.Error, "Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces_1069", "Unexpected token. A type parameter name was expected without curly braces."),
-        _0_modifier_cannot_appear_on_a_type_member: diag(1070, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_type_member_1070", "'{0}' modifier cannot appear on a type member."),
-        _0_modifier_cannot_appear_on_an_index_signature: diag(1071, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_an_index_signature_1071", "'{0}' modifier cannot appear on an index signature."),
-        A_0_modifier_cannot_be_used_with_an_import_declaration: diag(1079, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", "A '{0}' modifier cannot be used with an import declaration."),
-        Invalid_reference_directive_syntax: diag(1084, ts.DiagnosticCategory.Error, "Invalid_reference_directive_syntax_1084", "Invalid 'reference' directive syntax."),
-        Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: diag(1085, ts.DiagnosticCategory.Error, "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'."),
-        _0_modifier_cannot_appear_on_a_constructor_declaration: diag(1089, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", "'{0}' modifier cannot appear on a constructor declaration."),
-        _0_modifier_cannot_appear_on_a_parameter: diag(1090, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_parameter_1090", "'{0}' modifier cannot appear on a parameter."),
-        Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: diag(1091, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement_1091", "Only a single variable declaration is allowed in a 'for...in' statement."),
-        Type_parameters_cannot_appear_on_a_constructor_declaration: diag(1092, ts.DiagnosticCategory.Error, "Type_parameters_cannot_appear_on_a_constructor_declaration_1092", "Type parameters cannot appear on a constructor declaration."),
-        Type_annotation_cannot_appear_on_a_constructor_declaration: diag(1093, ts.DiagnosticCategory.Error, "Type_annotation_cannot_appear_on_a_constructor_declaration_1093", "Type annotation cannot appear on a constructor declaration."),
-        An_accessor_cannot_have_type_parameters: diag(1094, ts.DiagnosticCategory.Error, "An_accessor_cannot_have_type_parameters_1094", "An accessor cannot have type parameters."),
-        A_set_accessor_cannot_have_a_return_type_annotation: diag(1095, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_a_return_type_annotation_1095", "A 'set' accessor cannot have a return type annotation."),
-        An_index_signature_must_have_exactly_one_parameter: diag(1096, ts.DiagnosticCategory.Error, "An_index_signature_must_have_exactly_one_parameter_1096", "An index signature must have exactly one parameter."),
-        _0_list_cannot_be_empty: diag(1097, ts.DiagnosticCategory.Error, "_0_list_cannot_be_empty_1097", "'{0}' list cannot be empty."),
-        Type_parameter_list_cannot_be_empty: diag(1098, ts.DiagnosticCategory.Error, "Type_parameter_list_cannot_be_empty_1098", "Type parameter list cannot be empty."),
-        Type_argument_list_cannot_be_empty: diag(1099, ts.DiagnosticCategory.Error, "Type_argument_list_cannot_be_empty_1099", "Type argument list cannot be empty."),
-        Invalid_use_of_0_in_strict_mode: diag(1100, ts.DiagnosticCategory.Error, "Invalid_use_of_0_in_strict_mode_1100", "Invalid use of '{0}' in strict mode."),
-        with_statements_are_not_allowed_in_strict_mode: diag(1101, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_strict_mode_1101", "'with' statements are not allowed in strict mode."),
-        delete_cannot_be_called_on_an_identifier_in_strict_mode: diag(1102, ts.DiagnosticCategory.Error, "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", "'delete' cannot be called on an identifier in strict mode."),
-        A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator: diag(1103, ts.DiagnosticCategory.Error, "A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator_1103", "A 'for-await-of' statement is only allowed within an async function or async generator."),
-        A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: diag(1104, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", "A 'continue' statement can only be used within an enclosing iteration statement."),
-        A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: diag(1105, ts.DiagnosticCategory.Error, "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", "A 'break' statement can only be used within an enclosing iteration or switch statement."),
-        Jump_target_cannot_cross_function_boundary: diag(1107, ts.DiagnosticCategory.Error, "Jump_target_cannot_cross_function_boundary_1107", "Jump target cannot cross function boundary."),
-        A_return_statement_can_only_be_used_within_a_function_body: diag(1108, ts.DiagnosticCategory.Error, "A_return_statement_can_only_be_used_within_a_function_body_1108", "A 'return' statement can only be used within a function body."),
-        Expression_expected: diag(1109, ts.DiagnosticCategory.Error, "Expression_expected_1109", "Expression expected."),
-        Type_expected: diag(1110, ts.DiagnosticCategory.Error, "Type_expected_1110", "Type expected."),
-        A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: diag(1113, ts.DiagnosticCategory.Error, "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", "A 'default' clause cannot appear more than once in a 'switch' statement."),
-        Duplicate_label_0: diag(1114, ts.DiagnosticCategory.Error, "Duplicate_label_0_1114", "Duplicate label '{0}'."),
-        A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: diag(1115, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", "A 'continue' statement can only jump to a label of an enclosing iteration statement."),
-        A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: diag(1116, ts.DiagnosticCategory.Error, "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", "A 'break' statement can only jump to a label of an enclosing statement."),
-        An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: diag(1117, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", "An object literal cannot have multiple properties with the same name in strict mode."),
-        An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name: diag(1118, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name_1118", "An object literal cannot have multiple get/set accessors with the same name."),
-        An_object_literal_cannot_have_property_and_accessor_with_the_same_name: diag(1119, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_property_and_accessor_with_the_same_name_1119", "An object literal cannot have property and accessor with the same name."),
-        An_export_assignment_cannot_have_modifiers: diag(1120, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_have_modifiers_1120", "An export assignment cannot have modifiers."),
-        Octal_literals_are_not_allowed_in_strict_mode: diag(1121, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_strict_mode_1121", "Octal literals are not allowed in strict mode."),
-        Variable_declaration_list_cannot_be_empty: diag(1123, ts.DiagnosticCategory.Error, "Variable_declaration_list_cannot_be_empty_1123", "Variable declaration list cannot be empty."),
-        Digit_expected: diag(1124, ts.DiagnosticCategory.Error, "Digit_expected_1124", "Digit expected."),
-        Hexadecimal_digit_expected: diag(1125, ts.DiagnosticCategory.Error, "Hexadecimal_digit_expected_1125", "Hexadecimal digit expected."),
-        Unexpected_end_of_text: diag(1126, ts.DiagnosticCategory.Error, "Unexpected_end_of_text_1126", "Unexpected end of text."),
-        Invalid_character: diag(1127, ts.DiagnosticCategory.Error, "Invalid_character_1127", "Invalid character."),
-        Declaration_or_statement_expected: diag(1128, ts.DiagnosticCategory.Error, "Declaration_or_statement_expected_1128", "Declaration or statement expected."),
-        Statement_expected: diag(1129, ts.DiagnosticCategory.Error, "Statement_expected_1129", "Statement expected."),
-        case_or_default_expected: diag(1130, ts.DiagnosticCategory.Error, "case_or_default_expected_1130", "'case' or 'default' expected."),
-        Property_or_signature_expected: diag(1131, ts.DiagnosticCategory.Error, "Property_or_signature_expected_1131", "Property or signature expected."),
-        Enum_member_expected: diag(1132, ts.DiagnosticCategory.Error, "Enum_member_expected_1132", "Enum member expected."),
-        Variable_declaration_expected: diag(1134, ts.DiagnosticCategory.Error, "Variable_declaration_expected_1134", "Variable declaration expected."),
-        Argument_expression_expected: diag(1135, ts.DiagnosticCategory.Error, "Argument_expression_expected_1135", "Argument expression expected."),
-        Property_assignment_expected: diag(1136, ts.DiagnosticCategory.Error, "Property_assignment_expected_1136", "Property assignment expected."),
-        Expression_or_comma_expected: diag(1137, ts.DiagnosticCategory.Error, "Expression_or_comma_expected_1137", "Expression or comma expected."),
-        Parameter_declaration_expected: diag(1138, ts.DiagnosticCategory.Error, "Parameter_declaration_expected_1138", "Parameter declaration expected."),
-        Type_parameter_declaration_expected: diag(1139, ts.DiagnosticCategory.Error, "Type_parameter_declaration_expected_1139", "Type parameter declaration expected."),
-        Type_argument_expected: diag(1140, ts.DiagnosticCategory.Error, "Type_argument_expected_1140", "Type argument expected."),
-        String_literal_expected: diag(1141, ts.DiagnosticCategory.Error, "String_literal_expected_1141", "String literal expected."),
-        Line_break_not_permitted_here: diag(1142, ts.DiagnosticCategory.Error, "Line_break_not_permitted_here_1142", "Line break not permitted here."),
-        or_expected: diag(1144, ts.DiagnosticCategory.Error, "or_expected_1144", "'{' or ';' expected."),
-        Declaration_expected: diag(1146, ts.DiagnosticCategory.Error, "Declaration_expected_1146", "Declaration expected."),
-        Import_declarations_in_a_namespace_cannot_reference_a_module: diag(1147, ts.DiagnosticCategory.Error, "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", "Import declarations in a namespace cannot reference a module."),
-        Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: diag(1148, ts.DiagnosticCategory.Error, "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", "Cannot use imports, exports, or module augmentations when '--module' is 'none'."),
-        File_name_0_differs_from_already_included_file_name_1_only_in_casing: diag(1149, ts.DiagnosticCategory.Error, "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", "File name '{0}' differs from already included file name '{1}' only in casing."),
-        const_declarations_must_be_initialized: diag(1155, ts.DiagnosticCategory.Error, "const_declarations_must_be_initialized_1155", "'const' declarations must be initialized."),
-        const_declarations_can_only_be_declared_inside_a_block: diag(1156, ts.DiagnosticCategory.Error, "const_declarations_can_only_be_declared_inside_a_block_1156", "'const' declarations can only be declared inside a block."),
-        let_declarations_can_only_be_declared_inside_a_block: diag(1157, ts.DiagnosticCategory.Error, "let_declarations_can_only_be_declared_inside_a_block_1157", "'let' declarations can only be declared inside a block."),
-        Unterminated_template_literal: diag(1160, ts.DiagnosticCategory.Error, "Unterminated_template_literal_1160", "Unterminated template literal."),
-        Unterminated_regular_expression_literal: diag(1161, ts.DiagnosticCategory.Error, "Unterminated_regular_expression_literal_1161", "Unterminated regular expression literal."),
-        An_object_member_cannot_be_declared_optional: diag(1162, ts.DiagnosticCategory.Error, "An_object_member_cannot_be_declared_optional_1162", "An object member cannot be declared optional."),
-        A_yield_expression_is_only_allowed_in_a_generator_body: diag(1163, ts.DiagnosticCategory.Error, "A_yield_expression_is_only_allowed_in_a_generator_body_1163", "A 'yield' expression is only allowed in a generator body."),
-        Computed_property_names_are_not_allowed_in_enums: diag(1164, ts.DiagnosticCategory.Error, "Computed_property_names_are_not_allowed_in_enums_1164", "Computed property names are not allowed in enums."),
-        A_computed_property_name_in_an_ambient_context_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1165, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_ambient_context_must_refer_to_an_expression_whose_type_is_a_literal_t_1165", "A computed property name in an ambient context must refer to an expression whose type is a literal type or a 'unique symbol' type."),
-        A_computed_property_name_in_a_class_property_declaration_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1166, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_class_property_declaration_must_refer_to_an_expression_whose_type_is_a_1166", "A computed property name in a class property declaration must refer to an expression whose type is a literal type or a 'unique symbol' type."),
-        A_computed_property_name_in_a_method_overload_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1168, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_method_overload_must_refer_to_an_expression_whose_type_is_a_literal_ty_1168", "A computed property name in a method overload must refer to an expression whose type is a literal type or a 'unique symbol' type."),
-        A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1169, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_1169", "A computed property name in an interface must refer to an expression whose type is a literal type or a 'unique symbol' type."),
-        A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type: diag(1170, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type__1170", "A computed property name in a type literal must refer to an expression whose type is a literal type or a 'unique symbol' type."),
-        A_comma_expression_is_not_allowed_in_a_computed_property_name: diag(1171, ts.DiagnosticCategory.Error, "A_comma_expression_is_not_allowed_in_a_computed_property_name_1171", "A comma expression is not allowed in a computed property name."),
-        extends_clause_already_seen: diag(1172, ts.DiagnosticCategory.Error, "extends_clause_already_seen_1172", "'extends' clause already seen."),
-        extends_clause_must_precede_implements_clause: diag(1173, ts.DiagnosticCategory.Error, "extends_clause_must_precede_implements_clause_1173", "'extends' clause must precede 'implements' clause."),
-        Classes_can_only_extend_a_single_class: diag(1174, ts.DiagnosticCategory.Error, "Classes_can_only_extend_a_single_class_1174", "Classes can only extend a single class."),
-        implements_clause_already_seen: diag(1175, ts.DiagnosticCategory.Error, "implements_clause_already_seen_1175", "'implements' clause already seen."),
-        Interface_declaration_cannot_have_implements_clause: diag(1176, ts.DiagnosticCategory.Error, "Interface_declaration_cannot_have_implements_clause_1176", "Interface declaration cannot have 'implements' clause."),
-        Binary_digit_expected: diag(1177, ts.DiagnosticCategory.Error, "Binary_digit_expected_1177", "Binary digit expected."),
-        Octal_digit_expected: diag(1178, ts.DiagnosticCategory.Error, "Octal_digit_expected_1178", "Octal digit expected."),
-        Unexpected_token_expected: diag(1179, ts.DiagnosticCategory.Error, "Unexpected_token_expected_1179", "Unexpected token. '{' expected."),
-        Property_destructuring_pattern_expected: diag(1180, ts.DiagnosticCategory.Error, "Property_destructuring_pattern_expected_1180", "Property destructuring pattern expected."),
-        Array_element_destructuring_pattern_expected: diag(1181, ts.DiagnosticCategory.Error, "Array_element_destructuring_pattern_expected_1181", "Array element destructuring pattern expected."),
-        A_destructuring_declaration_must_have_an_initializer: diag(1182, ts.DiagnosticCategory.Error, "A_destructuring_declaration_must_have_an_initializer_1182", "A destructuring declaration must have an initializer."),
-        An_implementation_cannot_be_declared_in_ambient_contexts: diag(1183, ts.DiagnosticCategory.Error, "An_implementation_cannot_be_declared_in_ambient_contexts_1183", "An implementation cannot be declared in ambient contexts."),
-        Modifiers_cannot_appear_here: diag(1184, ts.DiagnosticCategory.Error, "Modifiers_cannot_appear_here_1184", "Modifiers cannot appear here."),
-        Merge_conflict_marker_encountered: diag(1185, ts.DiagnosticCategory.Error, "Merge_conflict_marker_encountered_1185", "Merge conflict marker encountered."),
-        A_rest_element_cannot_have_an_initializer: diag(1186, ts.DiagnosticCategory.Error, "A_rest_element_cannot_have_an_initializer_1186", "A rest element cannot have an initializer."),
-        A_parameter_property_may_not_be_declared_using_a_binding_pattern: diag(1187, ts.DiagnosticCategory.Error, "A_parameter_property_may_not_be_declared_using_a_binding_pattern_1187", "A parameter property may not be declared using a binding pattern."),
-        Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement: diag(1188, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement_1188", "Only a single variable declaration is allowed in a 'for...of' statement."),
-        The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer: diag(1189, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer_1189", "The variable declaration of a 'for...in' statement cannot have an initializer."),
-        The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer: diag(1190, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer_1190", "The variable declaration of a 'for...of' statement cannot have an initializer."),
-        An_import_declaration_cannot_have_modifiers: diag(1191, ts.DiagnosticCategory.Error, "An_import_declaration_cannot_have_modifiers_1191", "An import declaration cannot have modifiers."),
-        Module_0_has_no_default_export: diag(1192, ts.DiagnosticCategory.Error, "Module_0_has_no_default_export_1192", "Module '{0}' has no default export."),
-        An_export_declaration_cannot_have_modifiers: diag(1193, ts.DiagnosticCategory.Error, "An_export_declaration_cannot_have_modifiers_1193", "An export declaration cannot have modifiers."),
-        Export_declarations_are_not_permitted_in_a_namespace: diag(1194, ts.DiagnosticCategory.Error, "Export_declarations_are_not_permitted_in_a_namespace_1194", "Export declarations are not permitted in a namespace."),
-        export_Asterisk_does_not_re_export_a_default: diag(1195, ts.DiagnosticCategory.Error, "export_Asterisk_does_not_re_export_a_default_1195", "'export *' does not re-export a default."),
-        Catch_clause_variable_type_annotation_must_be_any_or_unknown_if_specified: diag(1196, ts.DiagnosticCategory.Error, "Catch_clause_variable_type_annotation_must_be_any_or_unknown_if_specified_1196", "Catch clause variable type annotation must be 'any' or 'unknown' if specified."),
-        Catch_clause_variable_cannot_have_an_initializer: diag(1197, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_an_initializer_1197", "Catch clause variable cannot have an initializer."),
-        An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive: diag(1198, ts.DiagnosticCategory.Error, "An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive_1198", "An extended Unicode escape value must be between 0x0 and 0x10FFFF inclusive."),
-        Unterminated_Unicode_escape_sequence: diag(1199, ts.DiagnosticCategory.Error, "Unterminated_Unicode_escape_sequence_1199", "Unterminated Unicode escape sequence."),
-        Line_terminator_not_permitted_before_arrow: diag(1200, ts.DiagnosticCategory.Error, "Line_terminator_not_permitted_before_arrow_1200", "Line terminator not permitted before arrow."),
-        Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead: diag(1202, ts.DiagnosticCategory.Error, "Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_1202", "Import assignment cannot be used when targeting ECMAScript modules. Consider using 'import * as ns from \"mod\"', 'import {a} from \"mod\"', 'import d from \"mod\"', or another module format instead."),
-        Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead: diag(1203, ts.DiagnosticCategory.Error, "Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or__1203", "Export assignment cannot be used when targeting ECMAScript modules. Consider using 'export default' or another module format instead."),
-        Re_exporting_a_type_when_the_isolatedModules_flag_is_provided_requires_using_export_type: diag(1205, ts.DiagnosticCategory.Error, "Re_exporting_a_type_when_the_isolatedModules_flag_is_provided_requires_using_export_type_1205", "Re-exporting a type when the '--isolatedModules' flag is provided requires using 'export type'."),
-        Decorators_are_not_valid_here: diag(1206, ts.DiagnosticCategory.Error, "Decorators_are_not_valid_here_1206", "Decorators are not valid here."),
-        Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name: diag(1207, ts.DiagnosticCategory.Error, "Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name_1207", "Decorators cannot be applied to multiple get/set accessors of the same name."),
-        _0_cannot_be_compiled_under_isolatedModules_because_it_is_considered_a_global_script_file_Add_an_import_export_or_an_empty_export_statement_to_make_it_a_module: diag(1208, ts.DiagnosticCategory.Error, "_0_cannot_be_compiled_under_isolatedModules_because_it_is_considered_a_global_script_file_Add_an_imp_1208", "'{0}' cannot be compiled under '--isolatedModules' because it is considered a global script file. Add an import, export, or an empty 'export {}' statement to make it a module."),
-        Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: diag(1210, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", "Invalid use of '{0}'. Class definitions are automatically in strict mode."),
-        A_class_declaration_without_the_default_modifier_must_have_a_name: diag(1211, ts.DiagnosticCategory.Error, "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", "A class declaration without the 'default' modifier must have a name."),
-        Identifier_expected_0_is_a_reserved_word_in_strict_mode: diag(1212, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", "Identifier expected. '{0}' is a reserved word in strict mode."),
-        Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: diag(1213, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode."),
-        Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: diag(1214, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode."),
-        Invalid_use_of_0_Modules_are_automatically_in_strict_mode: diag(1215, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", "Invalid use of '{0}'. Modules are automatically in strict mode."),
-        Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules: diag(1216, ts.DiagnosticCategory.Error, "Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules_1216", "Identifier expected. '__esModule' is reserved as an exported marker when transforming ECMAScript modules."),
-        Export_assignment_is_not_supported_when_module_flag_is_system: diag(1218, ts.DiagnosticCategory.Error, "Export_assignment_is_not_supported_when_module_flag_is_system_1218", "Export assignment is not supported when '--module' flag is 'system'."),
-        Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_in_your_tsconfig_or_jsconfig_to_remove_this_warning: diag(1219, ts.DiagnosticCategory.Error, "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option in your 'tsconfig' or 'jsconfig' to remove this warning."),
-        Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: diag(1220, ts.DiagnosticCategory.Error, "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", "Generators are only available when targeting ECMAScript 2015 or higher."),
-        Generators_are_not_allowed_in_an_ambient_context: diag(1221, ts.DiagnosticCategory.Error, "Generators_are_not_allowed_in_an_ambient_context_1221", "Generators are not allowed in an ambient context."),
-        An_overload_signature_cannot_be_declared_as_a_generator: diag(1222, ts.DiagnosticCategory.Error, "An_overload_signature_cannot_be_declared_as_a_generator_1222", "An overload signature cannot be declared as a generator."),
-        _0_tag_already_specified: diag(1223, ts.DiagnosticCategory.Error, "_0_tag_already_specified_1223", "'{0}' tag already specified."),
-        Signature_0_must_be_a_type_predicate: diag(1224, ts.DiagnosticCategory.Error, "Signature_0_must_be_a_type_predicate_1224", "Signature '{0}' must be a type predicate."),
-        Cannot_find_parameter_0: diag(1225, ts.DiagnosticCategory.Error, "Cannot_find_parameter_0_1225", "Cannot find parameter '{0}'."),
-        Type_predicate_0_is_not_assignable_to_1: diag(1226, ts.DiagnosticCategory.Error, "Type_predicate_0_is_not_assignable_to_1_1226", "Type predicate '{0}' is not assignable to '{1}'."),
-        Parameter_0_is_not_in_the_same_position_as_parameter_1: diag(1227, ts.DiagnosticCategory.Error, "Parameter_0_is_not_in_the_same_position_as_parameter_1_1227", "Parameter '{0}' is not in the same position as parameter '{1}'."),
-        A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods: diag(1228, ts.DiagnosticCategory.Error, "A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods_1228", "A type predicate is only allowed in return type position for functions and methods."),
-        A_type_predicate_cannot_reference_a_rest_parameter: diag(1229, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_a_rest_parameter_1229", "A type predicate cannot reference a rest parameter."),
-        A_type_predicate_cannot_reference_element_0_in_a_binding_pattern: diag(1230, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_element_0_in_a_binding_pattern_1230", "A type predicate cannot reference element '{0}' in a binding pattern."),
-        An_export_assignment_can_only_be_used_in_a_module: diag(1231, ts.DiagnosticCategory.Error, "An_export_assignment_can_only_be_used_in_a_module_1231", "An export assignment can only be used in a module."),
-        An_import_declaration_can_only_be_used_in_a_namespace_or_module: diag(1232, ts.DiagnosticCategory.Error, "An_import_declaration_can_only_be_used_in_a_namespace_or_module_1232", "An import declaration can only be used in a namespace or module."),
-        An_export_declaration_can_only_be_used_in_a_module: diag(1233, ts.DiagnosticCategory.Error, "An_export_declaration_can_only_be_used_in_a_module_1233", "An export declaration can only be used in a module."),
-        An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file: diag(1234, ts.DiagnosticCategory.Error, "An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file_1234", "An ambient module declaration is only allowed at the top level in a file."),
-        A_namespace_declaration_is_only_allowed_in_a_namespace_or_module: diag(1235, ts.DiagnosticCategory.Error, "A_namespace_declaration_is_only_allowed_in_a_namespace_or_module_1235", "A namespace declaration is only allowed in a namespace or module."),
-        The_return_type_of_a_property_decorator_function_must_be_either_void_or_any: diag(1236, ts.DiagnosticCategory.Error, "The_return_type_of_a_property_decorator_function_must_be_either_void_or_any_1236", "The return type of a property decorator function must be either 'void' or 'any'."),
-        The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any: diag(1237, ts.DiagnosticCategory.Error, "The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any_1237", "The return type of a parameter decorator function must be either 'void' or 'any'."),
-        Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression: diag(1238, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression_1238", "Unable to resolve signature of class decorator when called as an expression."),
-        Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression: diag(1239, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression_1239", "Unable to resolve signature of parameter decorator when called as an expression."),
-        Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression: diag(1240, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression_1240", "Unable to resolve signature of property decorator when called as an expression."),
-        Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression: diag(1241, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression_1241", "Unable to resolve signature of method decorator when called as an expression."),
-        abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration: diag(1242, ts.DiagnosticCategory.Error, "abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration_1242", "'abstract' modifier can only appear on a class, method, or property declaration."),
-        _0_modifier_cannot_be_used_with_1_modifier: diag(1243, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_1_modifier_1243", "'{0}' modifier cannot be used with '{1}' modifier."),
-        Abstract_methods_can_only_appear_within_an_abstract_class: diag(1244, ts.DiagnosticCategory.Error, "Abstract_methods_can_only_appear_within_an_abstract_class_1244", "Abstract methods can only appear within an abstract class."),
-        Method_0_cannot_have_an_implementation_because_it_is_marked_abstract: diag(1245, ts.DiagnosticCategory.Error, "Method_0_cannot_have_an_implementation_because_it_is_marked_abstract_1245", "Method '{0}' cannot have an implementation because it is marked abstract."),
-        An_interface_property_cannot_have_an_initializer: diag(1246, ts.DiagnosticCategory.Error, "An_interface_property_cannot_have_an_initializer_1246", "An interface property cannot have an initializer."),
-        A_type_literal_property_cannot_have_an_initializer: diag(1247, ts.DiagnosticCategory.Error, "A_type_literal_property_cannot_have_an_initializer_1247", "A type literal property cannot have an initializer."),
-        A_class_member_cannot_have_the_0_keyword: diag(1248, ts.DiagnosticCategory.Error, "A_class_member_cannot_have_the_0_keyword_1248", "A class member cannot have the '{0}' keyword."),
-        A_decorator_can_only_decorate_a_method_implementation_not_an_overload: diag(1249, ts.DiagnosticCategory.Error, "A_decorator_can_only_decorate_a_method_implementation_not_an_overload_1249", "A decorator can only decorate a method implementation, not an overload."),
-        Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5: diag(1250, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_1250", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'."),
-        Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode: diag(1251, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_d_1251", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Class definitions are automatically in strict mode."),
-        Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode: diag(1252, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_1252", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Modules are automatically in strict mode."),
-        _0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag: diag(1253, ts.DiagnosticCategory.Error, "_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag_1253", "'{0}' tag cannot be used independently as a top level JSDoc tag."),
-        A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_or_literal_enum_reference: diag(1254, ts.DiagnosticCategory.Error, "A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_or_literal_enum_refere_1254", "A 'const' initializer in an ambient context must be a string or numeric literal or literal enum reference."),
-        A_definite_assignment_assertion_is_not_permitted_in_this_context: diag(1255, ts.DiagnosticCategory.Error, "A_definite_assignment_assertion_is_not_permitted_in_this_context_1255", "A definite assignment assertion '!' is not permitted in this context."),
-        A_rest_element_must_be_last_in_a_tuple_type: diag(1256, ts.DiagnosticCategory.Error, "A_rest_element_must_be_last_in_a_tuple_type_1256", "A rest element must be last in a tuple type."),
-        A_required_element_cannot_follow_an_optional_element: diag(1257, ts.DiagnosticCategory.Error, "A_required_element_cannot_follow_an_optional_element_1257", "A required element cannot follow an optional element."),
-        Module_0_can_only_be_default_imported_using_the_1_flag: diag(1259, ts.DiagnosticCategory.Error, "Module_0_can_only_be_default_imported_using_the_1_flag_1259", "Module '{0}' can only be default-imported using the '{1}' flag"),
-        Keywords_cannot_contain_escape_characters: diag(1260, ts.DiagnosticCategory.Error, "Keywords_cannot_contain_escape_characters_1260", "Keywords cannot contain escape characters."),
-        Already_included_file_name_0_differs_from_file_name_1_only_in_casing: diag(1261, ts.DiagnosticCategory.Error, "Already_included_file_name_0_differs_from_file_name_1_only_in_casing_1261", "Already included file name '{0}' differs from file name '{1}' only in casing."),
-        Identifier_expected_0_is_a_reserved_word_at_the_top_level_of_a_module: diag(1262, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_at_the_top_level_of_a_module_1262", "Identifier expected. '{0}' is a reserved word at the top-level of a module."),
-        Declarations_with_initializers_cannot_also_have_definite_assignment_assertions: diag(1263, ts.DiagnosticCategory.Error, "Declarations_with_initializers_cannot_also_have_definite_assignment_assertions_1263", "Declarations with initializers cannot also have definite assignment assertions."),
-        Declarations_with_definite_assignment_assertions_must_also_have_type_annotations: diag(1264, ts.DiagnosticCategory.Error, "Declarations_with_definite_assignment_assertions_must_also_have_type_annotations_1264", "Declarations with definite assignment assertions must also have type annotations."),
-        with_statements_are_not_allowed_in_an_async_function_block: diag(1300, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_an_async_function_block_1300", "'with' statements are not allowed in an async function block."),
-        await_expressions_are_only_allowed_within_async_functions_and_at_the_top_levels_of_modules: diag(1308, ts.DiagnosticCategory.Error, "await_expressions_are_only_allowed_within_async_functions_and_at_the_top_levels_of_modules_1308", "'await' expressions are only allowed within async functions and at the top levels of modules."),
-        Did_you_mean_to_use_a_Colon_An_can_only_follow_a_property_name_when_the_containing_object_literal_is_part_of_a_destructuring_pattern: diag(1312, ts.DiagnosticCategory.Error, "Did_you_mean_to_use_a_Colon_An_can_only_follow_a_property_name_when_the_containing_object_literal_is_1312", "Did you mean to use a ':'? An '=' can only follow a property name when the containing object literal is part of a destructuring pattern."),
-        The_body_of_an_if_statement_cannot_be_the_empty_statement: diag(1313, ts.DiagnosticCategory.Error, "The_body_of_an_if_statement_cannot_be_the_empty_statement_1313", "The body of an 'if' statement cannot be the empty statement."),
-        Global_module_exports_may_only_appear_in_module_files: diag(1314, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_module_files_1314", "Global module exports may only appear in module files."),
-        Global_module_exports_may_only_appear_in_declaration_files: diag(1315, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_declaration_files_1315", "Global module exports may only appear in declaration files."),
-        Global_module_exports_may_only_appear_at_top_level: diag(1316, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_at_top_level_1316", "Global module exports may only appear at top level."),
-        A_parameter_property_cannot_be_declared_using_a_rest_parameter: diag(1317, ts.DiagnosticCategory.Error, "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", "A parameter property cannot be declared using a rest parameter."),
-        An_abstract_accessor_cannot_have_an_implementation: diag(1318, ts.DiagnosticCategory.Error, "An_abstract_accessor_cannot_have_an_implementation_1318", "An abstract accessor cannot have an implementation."),
-        A_default_export_can_only_be_used_in_an_ECMAScript_style_module: diag(1319, ts.DiagnosticCategory.Error, "A_default_export_can_only_be_used_in_an_ECMAScript_style_module_1319", "A default export can only be used in an ECMAScript-style module."),
-        Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1320, ts.DiagnosticCategory.Error, "Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member_1320", "Type of 'await' operand must either be a valid promise or must not contain a callable 'then' member."),
-        Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1321, ts.DiagnosticCategory.Error, "Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_cal_1321", "Type of 'yield' operand in an async generator must either be a valid promise or must not contain a callable 'then' member."),
-        Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1322, ts.DiagnosticCategory.Error, "Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_con_1322", "Type of iterated elements of a 'yield*' operand must either be a valid promise or must not contain a callable 'then' member."),
-        Dynamic_imports_are_only_supported_when_the_module_flag_is_set_to_es2020_esnext_commonjs_amd_system_or_umd: diag(1323, ts.DiagnosticCategory.Error, "Dynamic_imports_are_only_supported_when_the_module_flag_is_set_to_es2020_esnext_commonjs_amd_system__1323", "Dynamic imports are only supported when the '--module' flag is set to 'es2020', 'esnext', 'commonjs', 'amd', 'system', or 'umd'."),
-        Dynamic_import_must_have_one_specifier_as_an_argument: diag(1324, ts.DiagnosticCategory.Error, "Dynamic_import_must_have_one_specifier_as_an_argument_1324", "Dynamic import must have one specifier as an argument."),
-        Specifier_of_dynamic_import_cannot_be_spread_element: diag(1325, ts.DiagnosticCategory.Error, "Specifier_of_dynamic_import_cannot_be_spread_element_1325", "Specifier of dynamic import cannot be spread element."),
-        Dynamic_import_cannot_have_type_arguments: diag(1326, ts.DiagnosticCategory.Error, "Dynamic_import_cannot_have_type_arguments_1326", "Dynamic import cannot have type arguments."),
-        String_literal_with_double_quotes_expected: diag(1327, ts.DiagnosticCategory.Error, "String_literal_with_double_quotes_expected_1327", "String literal with double quotes expected."),
-        Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal: diag(1328, ts.DiagnosticCategory.Error, "Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_li_1328", "Property value can only be string literal, numeric literal, 'true', 'false', 'null', object literal or array literal."),
-        _0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0: diag(1329, ts.DiagnosticCategory.Error, "_0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write__1329", "'{0}' accepts too few arguments to be used as a decorator here. Did you mean to call it first and write '@{0}()'?"),
-        A_property_of_an_interface_or_type_literal_whose_type_is_a_unique_symbol_type_must_be_readonly: diag(1330, ts.DiagnosticCategory.Error, "A_property_of_an_interface_or_type_literal_whose_type_is_a_unique_symbol_type_must_be_readonly_1330", "A property of an interface or type literal whose type is a 'unique symbol' type must be 'readonly'."),
-        A_property_of_a_class_whose_type_is_a_unique_symbol_type_must_be_both_static_and_readonly: diag(1331, ts.DiagnosticCategory.Error, "A_property_of_a_class_whose_type_is_a_unique_symbol_type_must_be_both_static_and_readonly_1331", "A property of a class whose type is a 'unique symbol' type must be both 'static' and 'readonly'."),
-        A_variable_whose_type_is_a_unique_symbol_type_must_be_const: diag(1332, ts.DiagnosticCategory.Error, "A_variable_whose_type_is_a_unique_symbol_type_must_be_const_1332", "A variable whose type is a 'unique symbol' type must be 'const'."),
-        unique_symbol_types_may_not_be_used_on_a_variable_declaration_with_a_binding_name: diag(1333, ts.DiagnosticCategory.Error, "unique_symbol_types_may_not_be_used_on_a_variable_declaration_with_a_binding_name_1333", "'unique symbol' types may not be used on a variable declaration with a binding name."),
-        unique_symbol_types_are_only_allowed_on_variables_in_a_variable_statement: diag(1334, ts.DiagnosticCategory.Error, "unique_symbol_types_are_only_allowed_on_variables_in_a_variable_statement_1334", "'unique symbol' types are only allowed on variables in a variable statement."),
-        unique_symbol_types_are_not_allowed_here: diag(1335, ts.DiagnosticCategory.Error, "unique_symbol_types_are_not_allowed_here_1335", "'unique symbol' types are not allowed here."),
-        An_index_signature_parameter_type_cannot_be_a_type_alias_Consider_writing_0_Colon_1_Colon_2_instead: diag(1336, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_cannot_be_a_type_alias_Consider_writing_0_Colon_1_Colon_2_instead_1336", "An index signature parameter type cannot be a type alias. Consider writing '[{0}: {1}]: {2}' instead."),
-        An_index_signature_parameter_type_cannot_be_a_union_type_Consider_using_a_mapped_object_type_instead: diag(1337, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_cannot_be_a_union_type_Consider_using_a_mapped_object_type_instead_1337", "An index signature parameter type cannot be a union type. Consider using a mapped object type instead."),
-        infer_declarations_are_only_permitted_in_the_extends_clause_of_a_conditional_type: diag(1338, ts.DiagnosticCategory.Error, "infer_declarations_are_only_permitted_in_the_extends_clause_of_a_conditional_type_1338", "'infer' declarations are only permitted in the 'extends' clause of a conditional type."),
-        Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here: diag(1339, ts.DiagnosticCategory.Error, "Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here_1339", "Module '{0}' does not refer to a value, but is used as a value here."),
-        Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_Did_you_mean_typeof_import_0: diag(1340, ts.DiagnosticCategory.Error, "Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_Did_you_mean_typeof_import_0_1340", "Module '{0}' does not refer to a type, but is used as a type here. Did you mean 'typeof import('{0}')'?"),
-        Type_arguments_cannot_be_used_here: diag(1342, ts.DiagnosticCategory.Error, "Type_arguments_cannot_be_used_here_1342", "Type arguments cannot be used here."),
-        The_import_meta_meta_property_is_only_allowed_when_the_module_option_is_es2020_esnext_or_system: diag(1343, ts.DiagnosticCategory.Error, "The_import_meta_meta_property_is_only_allowed_when_the_module_option_is_es2020_esnext_or_system_1343", "The 'import.meta' meta-property is only allowed when the '--module' option is 'es2020', 'esnext', or 'system'."),
-        A_label_is_not_allowed_here: diag(1344, ts.DiagnosticCategory.Error, "A_label_is_not_allowed_here_1344", "'A label is not allowed here."),
-        An_expression_of_type_void_cannot_be_tested_for_truthiness: diag(1345, ts.DiagnosticCategory.Error, "An_expression_of_type_void_cannot_be_tested_for_truthiness_1345", "An expression of type 'void' cannot be tested for truthiness."),
-        This_parameter_is_not_allowed_with_use_strict_directive: diag(1346, ts.DiagnosticCategory.Error, "This_parameter_is_not_allowed_with_use_strict_directive_1346", "This parameter is not allowed with 'use strict' directive."),
-        use_strict_directive_cannot_be_used_with_non_simple_parameter_list: diag(1347, ts.DiagnosticCategory.Error, "use_strict_directive_cannot_be_used_with_non_simple_parameter_list_1347", "'use strict' directive cannot be used with non-simple parameter list."),
-        Non_simple_parameter_declared_here: diag(1348, ts.DiagnosticCategory.Error, "Non_simple_parameter_declared_here_1348", "Non-simple parameter declared here."),
-        use_strict_directive_used_here: diag(1349, ts.DiagnosticCategory.Error, "use_strict_directive_used_here_1349", "'use strict' directive used here."),
-        Print_the_final_configuration_instead_of_building: diag(1350, ts.DiagnosticCategory.Message, "Print_the_final_configuration_instead_of_building_1350", "Print the final configuration instead of building."),
-        An_identifier_or_keyword_cannot_immediately_follow_a_numeric_literal: diag(1351, ts.DiagnosticCategory.Error, "An_identifier_or_keyword_cannot_immediately_follow_a_numeric_literal_1351", "An identifier or keyword cannot immediately follow a numeric literal."),
-        A_bigint_literal_cannot_use_exponential_notation: diag(1352, ts.DiagnosticCategory.Error, "A_bigint_literal_cannot_use_exponential_notation_1352", "A bigint literal cannot use exponential notation."),
-        A_bigint_literal_must_be_an_integer: diag(1353, ts.DiagnosticCategory.Error, "A_bigint_literal_must_be_an_integer_1353", "A bigint literal must be an integer."),
-        readonly_type_modifier_is_only_permitted_on_array_and_tuple_literal_types: diag(1354, ts.DiagnosticCategory.Error, "readonly_type_modifier_is_only_permitted_on_array_and_tuple_literal_types_1354", "'readonly' type modifier is only permitted on array and tuple literal types."),
-        A_const_assertions_can_only_be_applied_to_references_to_enum_members_or_string_number_boolean_array_or_object_literals: diag(1355, ts.DiagnosticCategory.Error, "A_const_assertions_can_only_be_applied_to_references_to_enum_members_or_string_number_boolean_array__1355", "A 'const' assertions can only be applied to references to enum members, or string, number, boolean, array, or object literals."),
-        Did_you_mean_to_mark_this_function_as_async: diag(1356, ts.DiagnosticCategory.Error, "Did_you_mean_to_mark_this_function_as_async_1356", "Did you mean to mark this function as 'async'?"),
-        An_enum_member_name_must_be_followed_by_a_or: diag(1357, ts.DiagnosticCategory.Error, "An_enum_member_name_must_be_followed_by_a_or_1357", "An enum member name must be followed by a ',', '=', or '}'."),
-        Tagged_template_expressions_are_not_permitted_in_an_optional_chain: diag(1358, ts.DiagnosticCategory.Error, "Tagged_template_expressions_are_not_permitted_in_an_optional_chain_1358", "Tagged template expressions are not permitted in an optional chain."),
-        Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here: diag(1359, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here_1359", "Identifier expected. '{0}' is a reserved word that cannot be used here."),
-        Did_you_mean_to_parenthesize_this_function_type: diag(1360, ts.DiagnosticCategory.Error, "Did_you_mean_to_parenthesize_this_function_type_1360", "Did you mean to parenthesize this function type?"),
-        _0_cannot_be_used_as_a_value_because_it_was_imported_using_import_type: diag(1361, ts.DiagnosticCategory.Error, "_0_cannot_be_used_as_a_value_because_it_was_imported_using_import_type_1361", "'{0}' cannot be used as a value because it was imported using 'import type'."),
-        _0_cannot_be_used_as_a_value_because_it_was_exported_using_export_type: diag(1362, ts.DiagnosticCategory.Error, "_0_cannot_be_used_as_a_value_because_it_was_exported_using_export_type_1362", "'{0}' cannot be used as a value because it was exported using 'export type'."),
-        A_type_only_import_can_specify_a_default_import_or_named_bindings_but_not_both: diag(1363, ts.DiagnosticCategory.Error, "A_type_only_import_can_specify_a_default_import_or_named_bindings_but_not_both_1363", "A type-only import can specify a default import or named bindings, but not both."),
-        Convert_to_type_only_export: diag(1364, ts.DiagnosticCategory.Message, "Convert_to_type_only_export_1364", "Convert to type-only export"),
-        Convert_all_re_exported_types_to_type_only_exports: diag(1365, ts.DiagnosticCategory.Message, "Convert_all_re_exported_types_to_type_only_exports_1365", "Convert all re-exported types to type-only exports"),
-        Split_into_two_separate_import_declarations: diag(1366, ts.DiagnosticCategory.Message, "Split_into_two_separate_import_declarations_1366", "Split into two separate import declarations"),
-        Split_all_invalid_type_only_imports: diag(1367, ts.DiagnosticCategory.Message, "Split_all_invalid_type_only_imports_1367", "Split all invalid type-only imports"),
-        Specify_emit_Slashchecking_behavior_for_imports_that_are_only_used_for_types: diag(1368, ts.DiagnosticCategory.Message, "Specify_emit_Slashchecking_behavior_for_imports_that_are_only_used_for_types_1368", "Specify emit/checking behavior for imports that are only used for types"),
-        Did_you_mean_0: diag(1369, ts.DiagnosticCategory.Message, "Did_you_mean_0_1369", "Did you mean '{0}'?"),
-        Only_ECMAScript_imports_may_use_import_type: diag(1370, ts.DiagnosticCategory.Error, "Only_ECMAScript_imports_may_use_import_type_1370", "Only ECMAScript imports may use 'import type'."),
-        This_import_is_never_used_as_a_value_and_must_use_import_type_because_the_importsNotUsedAsValues_is_set_to_error: diag(1371, ts.DiagnosticCategory.Error, "This_import_is_never_used_as_a_value_and_must_use_import_type_because_the_importsNotUsedAsValues_is__1371", "This import is never used as a value and must use 'import type' because the 'importsNotUsedAsValues' is set to 'error'."),
-        Convert_to_type_only_import: diag(1373, ts.DiagnosticCategory.Message, "Convert_to_type_only_import_1373", "Convert to type-only import"),
-        Convert_all_imports_not_used_as_a_value_to_type_only_imports: diag(1374, ts.DiagnosticCategory.Message, "Convert_all_imports_not_used_as_a_value_to_type_only_imports_1374", "Convert all imports not used as a value to type-only imports"),
-        await_expressions_are_only_allowed_at_the_top_level_of_a_file_when_that_file_is_a_module_but_this_file_has_no_imports_or_exports_Consider_adding_an_empty_export_to_make_this_file_a_module: diag(1375, ts.DiagnosticCategory.Error, "await_expressions_are_only_allowed_at_the_top_level_of_a_file_when_that_file_is_a_module_but_this_fi_1375", "'await' expressions are only allowed at the top level of a file when that file is a module, but this file has no imports or exports. Consider adding an empty 'export {}' to make this file a module."),
-        _0_was_imported_here: diag(1376, ts.DiagnosticCategory.Message, "_0_was_imported_here_1376", "'{0}' was imported here."),
-        _0_was_exported_here: diag(1377, ts.DiagnosticCategory.Message, "_0_was_exported_here_1377", "'{0}' was exported here."),
-        Top_level_await_expressions_are_only_allowed_when_the_module_option_is_set_to_esnext_or_system_and_the_target_option_is_set_to_es2017_or_higher: diag(1378, ts.DiagnosticCategory.Error, "Top_level_await_expressions_are_only_allowed_when_the_module_option_is_set_to_esnext_or_system_and_t_1378", "Top-level 'await' expressions are only allowed when the 'module' option is set to 'esnext' or 'system', and the 'target' option is set to 'es2017' or higher."),
-        An_import_alias_cannot_reference_a_declaration_that_was_exported_using_export_type: diag(1379, ts.DiagnosticCategory.Error, "An_import_alias_cannot_reference_a_declaration_that_was_exported_using_export_type_1379", "An import alias cannot reference a declaration that was exported using 'export type'."),
-        An_import_alias_cannot_reference_a_declaration_that_was_imported_using_import_type: diag(1380, ts.DiagnosticCategory.Error, "An_import_alias_cannot_reference_a_declaration_that_was_imported_using_import_type_1380", "An import alias cannot reference a declaration that was imported using 'import type'."),
-        Unexpected_token_Did_you_mean_or_rbrace: diag(1381, ts.DiagnosticCategory.Error, "Unexpected_token_Did_you_mean_or_rbrace_1381", "Unexpected token. Did you mean `{'}'}` or `&rbrace;`?"),
-        Unexpected_token_Did_you_mean_or_gt: diag(1382, ts.DiagnosticCategory.Error, "Unexpected_token_Did_you_mean_or_gt_1382", "Unexpected token. Did you mean `{'>'}` or `&gt;`?"),
-        Only_named_exports_may_use_export_type: diag(1383, ts.DiagnosticCategory.Error, "Only_named_exports_may_use_export_type_1383", "Only named exports may use 'export type'."),
-        A_new_expression_with_type_arguments_must_always_be_followed_by_a_parenthesized_argument_list: diag(1384, ts.DiagnosticCategory.Error, "A_new_expression_with_type_arguments_must_always_be_followed_by_a_parenthesized_argument_list_1384", "A 'new' expression with type arguments must always be followed by a parenthesized argument list."),
-        Function_type_notation_must_be_parenthesized_when_used_in_a_union_type: diag(1385, ts.DiagnosticCategory.Error, "Function_type_notation_must_be_parenthesized_when_used_in_a_union_type_1385", "Function type notation must be parenthesized when used in a union type."),
-        Constructor_type_notation_must_be_parenthesized_when_used_in_a_union_type: diag(1386, ts.DiagnosticCategory.Error, "Constructor_type_notation_must_be_parenthesized_when_used_in_a_union_type_1386", "Constructor type notation must be parenthesized when used in a union type."),
-        Function_type_notation_must_be_parenthesized_when_used_in_an_intersection_type: diag(1387, ts.DiagnosticCategory.Error, "Function_type_notation_must_be_parenthesized_when_used_in_an_intersection_type_1387", "Function type notation must be parenthesized when used in an intersection type."),
-        Constructor_type_notation_must_be_parenthesized_when_used_in_an_intersection_type: diag(1388, ts.DiagnosticCategory.Error, "Constructor_type_notation_must_be_parenthesized_when_used_in_an_intersection_type_1388", "Constructor type notation must be parenthesized when used in an intersection type."),
-        _0_is_not_allowed_as_a_variable_declaration_name: diag(1389, ts.DiagnosticCategory.Error, "_0_is_not_allowed_as_a_variable_declaration_name_1389", "'{0}' is not allowed as a variable declaration name."),
-        The_types_of_0_are_incompatible_between_these_types: diag(2200, ts.DiagnosticCategory.Error, "The_types_of_0_are_incompatible_between_these_types_2200", "The types of '{0}' are incompatible between these types."),
-        The_types_returned_by_0_are_incompatible_between_these_types: diag(2201, ts.DiagnosticCategory.Error, "The_types_returned_by_0_are_incompatible_between_these_types_2201", "The types returned by '{0}' are incompatible between these types."),
-        Call_signature_return_types_0_and_1_are_incompatible: diag(2202, ts.DiagnosticCategory.Error, "Call_signature_return_types_0_and_1_are_incompatible_2202", "Call signature return types '{0}' and '{1}' are incompatible.", undefined, true),
-        Construct_signature_return_types_0_and_1_are_incompatible: diag(2203, ts.DiagnosticCategory.Error, "Construct_signature_return_types_0_and_1_are_incompatible_2203", "Construct signature return types '{0}' and '{1}' are incompatible.", undefined, true),
-        Call_signatures_with_no_arguments_have_incompatible_return_types_0_and_1: diag(2204, ts.DiagnosticCategory.Error, "Call_signatures_with_no_arguments_have_incompatible_return_types_0_and_1_2204", "Call signatures with no arguments have incompatible return types '{0}' and '{1}'.", undefined, true),
-        Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1: diag(2205, ts.DiagnosticCategory.Error, "Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1_2205", "Construct signatures with no arguments have incompatible return types '{0}' and '{1}'.", undefined, true),
-        Duplicate_identifier_0: diag(2300, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_2300", "Duplicate identifier '{0}'."),
-        Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: diag(2301, ts.DiagnosticCategory.Error, "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor."),
-        Static_members_cannot_reference_class_type_parameters: diag(2302, ts.DiagnosticCategory.Error, "Static_members_cannot_reference_class_type_parameters_2302", "Static members cannot reference class type parameters."),
-        Circular_definition_of_import_alias_0: diag(2303, ts.DiagnosticCategory.Error, "Circular_definition_of_import_alias_0_2303", "Circular definition of import alias '{0}'."),
-        Cannot_find_name_0: diag(2304, ts.DiagnosticCategory.Error, "Cannot_find_name_0_2304", "Cannot find name '{0}'."),
-        Module_0_has_no_exported_member_1: diag(2305, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_2305", "Module '{0}' has no exported member '{1}'."),
-        File_0_is_not_a_module: diag(2306, ts.DiagnosticCategory.Error, "File_0_is_not_a_module_2306", "File '{0}' is not a module."),
-        Cannot_find_module_0_or_its_corresponding_type_declarations: diag(2307, ts.DiagnosticCategory.Error, "Cannot_find_module_0_or_its_corresponding_type_declarations_2307", "Cannot find module '{0}' or its corresponding type declarations."),
-        Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity: diag(2308, ts.DiagnosticCategory.Error, "Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308", "Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity."),
-        An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: diag(2309, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements_2309", "An export assignment cannot be used in a module with other exported elements."),
-        Type_0_recursively_references_itself_as_a_base_type: diag(2310, ts.DiagnosticCategory.Error, "Type_0_recursively_references_itself_as_a_base_type_2310", "Type '{0}' recursively references itself as a base type."),
-        A_class_may_only_extend_another_class: diag(2311, ts.DiagnosticCategory.Error, "A_class_may_only_extend_another_class_2311", "A class may only extend another class."),
-        An_interface_can_only_extend_an_object_type_or_intersection_of_object_types_with_statically_known_members: diag(2312, ts.DiagnosticCategory.Error, "An_interface_can_only_extend_an_object_type_or_intersection_of_object_types_with_statically_known_me_2312", "An interface can only extend an object type or intersection of object types with statically known members."),
-        Type_parameter_0_has_a_circular_constraint: diag(2313, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_constraint_2313", "Type parameter '{0}' has a circular constraint."),
-        Generic_type_0_requires_1_type_argument_s: diag(2314, ts.DiagnosticCategory.Error, "Generic_type_0_requires_1_type_argument_s_2314", "Generic type '{0}' requires {1} type argument(s)."),
-        Type_0_is_not_generic: diag(2315, ts.DiagnosticCategory.Error, "Type_0_is_not_generic_2315", "Type '{0}' is not generic."),
-        Global_type_0_must_be_a_class_or_interface_type: diag(2316, ts.DiagnosticCategory.Error, "Global_type_0_must_be_a_class_or_interface_type_2316", "Global type '{0}' must be a class or interface type."),
-        Global_type_0_must_have_1_type_parameter_s: diag(2317, ts.DiagnosticCategory.Error, "Global_type_0_must_have_1_type_parameter_s_2317", "Global type '{0}' must have {1} type parameter(s)."),
-        Cannot_find_global_type_0: diag(2318, ts.DiagnosticCategory.Error, "Cannot_find_global_type_0_2318", "Cannot find global type '{0}'."),
-        Named_property_0_of_types_1_and_2_are_not_identical: diag(2319, ts.DiagnosticCategory.Error, "Named_property_0_of_types_1_and_2_are_not_identical_2319", "Named property '{0}' of types '{1}' and '{2}' are not identical."),
-        Interface_0_cannot_simultaneously_extend_types_1_and_2: diag(2320, ts.DiagnosticCategory.Error, "Interface_0_cannot_simultaneously_extend_types_1_and_2_2320", "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'."),
-        Excessive_stack_depth_comparing_types_0_and_1: diag(2321, ts.DiagnosticCategory.Error, "Excessive_stack_depth_comparing_types_0_and_1_2321", "Excessive stack depth comparing types '{0}' and '{1}'."),
-        Type_0_is_not_assignable_to_type_1: diag(2322, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_2322", "Type '{0}' is not assignable to type '{1}'."),
-        Cannot_redeclare_exported_variable_0: diag(2323, ts.DiagnosticCategory.Error, "Cannot_redeclare_exported_variable_0_2323", "Cannot redeclare exported variable '{0}'."),
-        Property_0_is_missing_in_type_1: diag(2324, ts.DiagnosticCategory.Error, "Property_0_is_missing_in_type_1_2324", "Property '{0}' is missing in type '{1}'."),
-        Property_0_is_private_in_type_1_but_not_in_type_2: diag(2325, ts.DiagnosticCategory.Error, "Property_0_is_private_in_type_1_but_not_in_type_2_2325", "Property '{0}' is private in type '{1}' but not in type '{2}'."),
-        Types_of_property_0_are_incompatible: diag(2326, ts.DiagnosticCategory.Error, "Types_of_property_0_are_incompatible_2326", "Types of property '{0}' are incompatible."),
-        Property_0_is_optional_in_type_1_but_required_in_type_2: diag(2327, ts.DiagnosticCategory.Error, "Property_0_is_optional_in_type_1_but_required_in_type_2_2327", "Property '{0}' is optional in type '{1}' but required in type '{2}'."),
-        Types_of_parameters_0_and_1_are_incompatible: diag(2328, ts.DiagnosticCategory.Error, "Types_of_parameters_0_and_1_are_incompatible_2328", "Types of parameters '{0}' and '{1}' are incompatible."),
-        Index_signature_is_missing_in_type_0: diag(2329, ts.DiagnosticCategory.Error, "Index_signature_is_missing_in_type_0_2329", "Index signature is missing in type '{0}'."),
-        Index_signatures_are_incompatible: diag(2330, ts.DiagnosticCategory.Error, "Index_signatures_are_incompatible_2330", "Index signatures are incompatible."),
-        this_cannot_be_referenced_in_a_module_or_namespace_body: diag(2331, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_module_or_namespace_body_2331", "'this' cannot be referenced in a module or namespace body."),
-        this_cannot_be_referenced_in_current_location: diag(2332, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_current_location_2332", "'this' cannot be referenced in current location."),
-        this_cannot_be_referenced_in_constructor_arguments: diag(2333, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_constructor_arguments_2333", "'this' cannot be referenced in constructor arguments."),
-        this_cannot_be_referenced_in_a_static_property_initializer: diag(2334, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_static_property_initializer_2334", "'this' cannot be referenced in a static property initializer."),
-        super_can_only_be_referenced_in_a_derived_class: diag(2335, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_a_derived_class_2335", "'super' can only be referenced in a derived class."),
-        super_cannot_be_referenced_in_constructor_arguments: diag(2336, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_constructor_arguments_2336", "'super' cannot be referenced in constructor arguments."),
-        Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: diag(2337, ts.DiagnosticCategory.Error, "Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors_2337", "Super calls are not permitted outside constructors or in nested functions inside constructors."),
-        super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class: diag(2338, ts.DiagnosticCategory.Error, "super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_der_2338", "'super' property access is permitted only in a constructor, member function, or member accessor of a derived class."),
-        Property_0_does_not_exist_on_type_1: diag(2339, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_2339", "Property '{0}' does not exist on type '{1}'."),
-        Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: diag(2340, ts.DiagnosticCategory.Error, "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", "Only public and protected methods of the base class are accessible via the 'super' keyword."),
-        Property_0_is_private_and_only_accessible_within_class_1: diag(2341, ts.DiagnosticCategory.Error, "Property_0_is_private_and_only_accessible_within_class_1_2341", "Property '{0}' is private and only accessible within class '{1}'."),
-        An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: diag(2342, ts.DiagnosticCategory.Error, "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'."),
-        This_syntax_requires_an_imported_helper_named_1_which_does_not_exist_in_0_Consider_upgrading_your_version_of_0: diag(2343, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_named_1_which_does_not_exist_in_0_Consider_upgrading_your_ve_2343", "This syntax requires an imported helper named '{1}' which does not exist in '{0}'. Consider upgrading your version of '{0}'."),
-        Type_0_does_not_satisfy_the_constraint_1: diag(2344, ts.DiagnosticCategory.Error, "Type_0_does_not_satisfy_the_constraint_1_2344", "Type '{0}' does not satisfy the constraint '{1}'."),
-        Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: diag(2345, ts.DiagnosticCategory.Error, "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", "Argument of type '{0}' is not assignable to parameter of type '{1}'."),
-        Call_target_does_not_contain_any_signatures: diag(2346, ts.DiagnosticCategory.Error, "Call_target_does_not_contain_any_signatures_2346", "Call target does not contain any signatures."),
-        Untyped_function_calls_may_not_accept_type_arguments: diag(2347, ts.DiagnosticCategory.Error, "Untyped_function_calls_may_not_accept_type_arguments_2347", "Untyped function calls may not accept type arguments."),
-        Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: diag(2348, ts.DiagnosticCategory.Error, "Value_of_type_0_is_not_callable_Did_you_mean_to_include_new_2348", "Value of type '{0}' is not callable. Did you mean to include 'new'?"),
-        This_expression_is_not_callable: diag(2349, ts.DiagnosticCategory.Error, "This_expression_is_not_callable_2349", "This expression is not callable."),
-        Only_a_void_function_can_be_called_with_the_new_keyword: diag(2350, ts.DiagnosticCategory.Error, "Only_a_void_function_can_be_called_with_the_new_keyword_2350", "Only a void function can be called with the 'new' keyword."),
-        This_expression_is_not_constructable: diag(2351, ts.DiagnosticCategory.Error, "This_expression_is_not_constructable_2351", "This expression is not constructable."),
-        Conversion_of_type_0_to_type_1_may_be_a_mistake_because_neither_type_sufficiently_overlaps_with_the_other_If_this_was_intentional_convert_the_expression_to_unknown_first: diag(2352, ts.DiagnosticCategory.Error, "Conversion_of_type_0_to_type_1_may_be_a_mistake_because_neither_type_sufficiently_overlaps_with_the__2352", "Conversion of type '{0}' to type '{1}' may be a mistake because neither type sufficiently overlaps with the other. If this was intentional, convert the expression to 'unknown' first."),
-        Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: diag(2353, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'."),
-        This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: diag(2354, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", "This syntax requires an imported helper but module '{0}' cannot be found."),
-        A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: diag(2355, ts.DiagnosticCategory.Error, "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", "A function whose declared type is neither 'void' nor 'any' must return a value."),
-        An_arithmetic_operand_must_be_of_type_any_number_bigint_or_an_enum_type: diag(2356, ts.DiagnosticCategory.Error, "An_arithmetic_operand_must_be_of_type_any_number_bigint_or_an_enum_type_2356", "An arithmetic operand must be of type 'any', 'number', 'bigint' or an enum type."),
-        The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: diag(2357, ts.DiagnosticCategory.Error, "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", "The operand of an increment or decrement operator must be a variable or a property access."),
-        The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2358, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter."),
-        The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: diag(2359, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type."),
-        The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: diag(2360, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'."),
-        The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2361, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter."),
-        The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_bigint_or_an_enum_type: diag(2362, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_bigint_or_an_enum_type_2362", "The left-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type."),
-        The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_bigint_or_an_enum_type: diag(2363, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_bigint_or_an_enum_type_2363", "The right-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type."),
-        The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: diag(2364, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", "The left-hand side of an assignment expression must be a variable or a property access."),
-        Operator_0_cannot_be_applied_to_types_1_and_2: diag(2365, ts.DiagnosticCategory.Error, "Operator_0_cannot_be_applied_to_types_1_and_2_2365", "Operator '{0}' cannot be applied to types '{1}' and '{2}'."),
-        Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: diag(2366, ts.DiagnosticCategory.Error, "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", "Function lacks ending return statement and return type does not include 'undefined'."),
-        This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap: diag(2367, ts.DiagnosticCategory.Error, "This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap_2367", "This condition will always return '{0}' since the types '{1}' and '{2}' have no overlap."),
-        Type_parameter_name_cannot_be_0: diag(2368, ts.DiagnosticCategory.Error, "Type_parameter_name_cannot_be_0_2368", "Type parameter name cannot be '{0}'."),
-        A_parameter_property_is_only_allowed_in_a_constructor_implementation: diag(2369, ts.DiagnosticCategory.Error, "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", "A parameter property is only allowed in a constructor implementation."),
-        A_rest_parameter_must_be_of_an_array_type: diag(2370, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_of_an_array_type_2370", "A rest parameter must be of an array type."),
-        A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: diag(2371, ts.DiagnosticCategory.Error, "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", "A parameter initializer is only allowed in a function or constructor implementation."),
-        Parameter_0_cannot_reference_itself: diag(2372, ts.DiagnosticCategory.Error, "Parameter_0_cannot_reference_itself_2372", "Parameter '{0}' cannot reference itself."),
-        Parameter_0_cannot_reference_identifier_1_declared_after_it: diag(2373, ts.DiagnosticCategory.Error, "Parameter_0_cannot_reference_identifier_1_declared_after_it_2373", "Parameter '{0}' cannot reference identifier '{1}' declared after it."),
-        Duplicate_string_index_signature: diag(2374, ts.DiagnosticCategory.Error, "Duplicate_string_index_signature_2374", "Duplicate string index signature."),
-        Duplicate_number_index_signature: diag(2375, ts.DiagnosticCategory.Error, "Duplicate_number_index_signature_2375", "Duplicate number index signature."),
-        A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_parameter_properties_or_private_identifiers: diag(2376, ts.DiagnosticCategory.Error, "A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_proper_2376", "A 'super' call must be the first statement in the constructor when a class contains initialized properties, parameter properties, or private identifiers."),
-        Constructors_for_derived_classes_must_contain_a_super_call: diag(2377, ts.DiagnosticCategory.Error, "Constructors_for_derived_classes_must_contain_a_super_call_2377", "Constructors for derived classes must contain a 'super' call."),
-        A_get_accessor_must_return_a_value: diag(2378, ts.DiagnosticCategory.Error, "A_get_accessor_must_return_a_value_2378", "A 'get' accessor must return a value."),
-        Getter_and_setter_accessors_do_not_agree_in_visibility: diag(2379, ts.DiagnosticCategory.Error, "Getter_and_setter_accessors_do_not_agree_in_visibility_2379", "Getter and setter accessors do not agree in visibility."),
-        get_and_set_accessor_must_have_the_same_type: diag(2380, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_type_2380", "'get' and 'set' accessor must have the same type."),
-        A_signature_with_an_implementation_cannot_use_a_string_literal_type: diag(2381, ts.DiagnosticCategory.Error, "A_signature_with_an_implementation_cannot_use_a_string_literal_type_2381", "A signature with an implementation cannot use a string literal type."),
-        Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: diag(2382, ts.DiagnosticCategory.Error, "Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature_2382", "Specialized overload signature is not assignable to any non-specialized signature."),
-        Overload_signatures_must_all_be_exported_or_non_exported: diag(2383, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_exported_or_non_exported_2383", "Overload signatures must all be exported or non-exported."),
-        Overload_signatures_must_all_be_ambient_or_non_ambient: diag(2384, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_ambient_or_non_ambient_2384", "Overload signatures must all be ambient or non-ambient."),
-        Overload_signatures_must_all_be_public_private_or_protected: diag(2385, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_public_private_or_protected_2385", "Overload signatures must all be public, private or protected."),
-        Overload_signatures_must_all_be_optional_or_required: diag(2386, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_optional_or_required_2386", "Overload signatures must all be optional or required."),
-        Function_overload_must_be_static: diag(2387, ts.DiagnosticCategory.Error, "Function_overload_must_be_static_2387", "Function overload must be static."),
-        Function_overload_must_not_be_static: diag(2388, ts.DiagnosticCategory.Error, "Function_overload_must_not_be_static_2388", "Function overload must not be static."),
-        Function_implementation_name_must_be_0: diag(2389, ts.DiagnosticCategory.Error, "Function_implementation_name_must_be_0_2389", "Function implementation name must be '{0}'."),
-        Constructor_implementation_is_missing: diag(2390, ts.DiagnosticCategory.Error, "Constructor_implementation_is_missing_2390", "Constructor implementation is missing."),
-        Function_implementation_is_missing_or_not_immediately_following_the_declaration: diag(2391, ts.DiagnosticCategory.Error, "Function_implementation_is_missing_or_not_immediately_following_the_declaration_2391", "Function implementation is missing or not immediately following the declaration."),
-        Multiple_constructor_implementations_are_not_allowed: diag(2392, ts.DiagnosticCategory.Error, "Multiple_constructor_implementations_are_not_allowed_2392", "Multiple constructor implementations are not allowed."),
-        Duplicate_function_implementation: diag(2393, ts.DiagnosticCategory.Error, "Duplicate_function_implementation_2393", "Duplicate function implementation."),
-        This_overload_signature_is_not_compatible_with_its_implementation_signature: diag(2394, ts.DiagnosticCategory.Error, "This_overload_signature_is_not_compatible_with_its_implementation_signature_2394", "This overload signature is not compatible with its implementation signature."),
-        Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: diag(2395, ts.DiagnosticCategory.Error, "Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local_2395", "Individual declarations in merged declaration '{0}' must be all exported or all local."),
-        Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: diag(2396, ts.DiagnosticCategory.Error, "Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters_2396", "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters."),
-        Declaration_name_conflicts_with_built_in_global_identifier_0: diag(2397, ts.DiagnosticCategory.Error, "Declaration_name_conflicts_with_built_in_global_identifier_0_2397", "Declaration name conflicts with built-in global identifier '{0}'."),
-        constructor_cannot_be_used_as_a_parameter_property_name: diag(2398, ts.DiagnosticCategory.Error, "constructor_cannot_be_used_as_a_parameter_property_name_2398", "'constructor' cannot be used as a parameter property name."),
-        Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: diag(2399, ts.DiagnosticCategory.Error, "Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference_2399", "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference."),
-        Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: diag(2400, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference_2400", "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference."),
-        Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: diag(2401, ts.DiagnosticCategory.Error, "Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference_2401", "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference."),
-        Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: diag(2402, ts.DiagnosticCategory.Error, "Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference_2402", "Expression resolves to '_super' that compiler uses to capture base class reference."),
-        Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: diag(2403, ts.DiagnosticCategory.Error, "Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_t_2403", "Subsequent variable declarations must have the same type.  Variable '{0}' must be of type '{1}', but here has type '{2}'."),
-        The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: diag(2404, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation_2404", "The left-hand side of a 'for...in' statement cannot use a type annotation."),
-        The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: diag(2405, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any_2405", "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'."),
-        The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: diag(2406, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", "The left-hand side of a 'for...in' statement must be a variable or a property access."),
-        The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_here_has_type_0: diag(2407, ts.DiagnosticCategory.Error, "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_2407", "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter, but here has type '{0}'."),
-        Setters_cannot_return_a_value: diag(2408, ts.DiagnosticCategory.Error, "Setters_cannot_return_a_value_2408", "Setters cannot return a value."),
-        Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: diag(2409, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", "Return type of constructor signature must be assignable to the instance type of the class."),
-        The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: diag(2410, ts.DiagnosticCategory.Error, "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'."),
-        Property_0_of_type_1_is_not_assignable_to_string_index_type_2: diag(2411, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", "Property '{0}' of type '{1}' is not assignable to string index type '{2}'."),
-        Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: diag(2412, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'."),
-        Numeric_index_type_0_is_not_assignable_to_string_index_type_1: diag(2413, ts.DiagnosticCategory.Error, "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", "Numeric index type '{0}' is not assignable to string index type '{1}'."),
-        Class_name_cannot_be_0: diag(2414, ts.DiagnosticCategory.Error, "Class_name_cannot_be_0_2414", "Class name cannot be '{0}'."),
-        Class_0_incorrectly_extends_base_class_1: diag(2415, ts.DiagnosticCategory.Error, "Class_0_incorrectly_extends_base_class_1_2415", "Class '{0}' incorrectly extends base class '{1}'."),
-        Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2: diag(2416, ts.DiagnosticCategory.Error, "Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2_2416", "Property '{0}' in type '{1}' is not assignable to the same property in base type '{2}'."),
-        Class_static_side_0_incorrectly_extends_base_class_static_side_1: diag(2417, ts.DiagnosticCategory.Error, "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", "Class static side '{0}' incorrectly extends base class static side '{1}'."),
-        Type_of_computed_property_s_value_is_0_which_is_not_assignable_to_type_1: diag(2418, ts.DiagnosticCategory.Error, "Type_of_computed_property_s_value_is_0_which_is_not_assignable_to_type_1_2418", "Type of computed property's value is '{0}', which is not assignable to type '{1}'."),
-        Types_of_construct_signatures_are_incompatible: diag(2419, ts.DiagnosticCategory.Error, "Types_of_construct_signatures_are_incompatible_2419", "Types of construct signatures are incompatible."),
-        Class_0_incorrectly_implements_interface_1: diag(2420, ts.DiagnosticCategory.Error, "Class_0_incorrectly_implements_interface_1_2420", "Class '{0}' incorrectly implements interface '{1}'."),
-        A_class_can_only_implement_an_object_type_or_intersection_of_object_types_with_statically_known_members: diag(2422, ts.DiagnosticCategory.Error, "A_class_can_only_implement_an_object_type_or_intersection_of_object_types_with_statically_known_memb_2422", "A class can only implement an object type or intersection of object types with statically known members."),
-        Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor: diag(2423, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_access_2423", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member accessor."),
-        Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2425, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function."),
-        Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2426, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function."),
-        Interface_name_cannot_be_0: diag(2427, ts.DiagnosticCategory.Error, "Interface_name_cannot_be_0_2427", "Interface name cannot be '{0}'."),
-        All_declarations_of_0_must_have_identical_type_parameters: diag(2428, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_type_parameters_2428", "All declarations of '{0}' must have identical type parameters."),
-        Interface_0_incorrectly_extends_interface_1: diag(2430, ts.DiagnosticCategory.Error, "Interface_0_incorrectly_extends_interface_1_2430", "Interface '{0}' incorrectly extends interface '{1}'."),
-        Enum_name_cannot_be_0: diag(2431, ts.DiagnosticCategory.Error, "Enum_name_cannot_be_0_2431", "Enum name cannot be '{0}'."),
-        In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: diag(2432, ts.DiagnosticCategory.Error, "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element."),
-        A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: diag(2433, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", "A namespace declaration cannot be in a different file from a class or function with which it is merged."),
-        A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: diag(2434, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", "A namespace declaration cannot be located prior to a class or function with which it is merged."),
-        Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: diag(2435, ts.DiagnosticCategory.Error, "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", "Ambient modules cannot be nested in other modules or namespaces."),
-        Ambient_module_declaration_cannot_specify_relative_module_name: diag(2436, ts.DiagnosticCategory.Error, "Ambient_module_declaration_cannot_specify_relative_module_name_2436", "Ambient module declaration cannot specify relative module name."),
-        Module_0_is_hidden_by_a_local_declaration_with_the_same_name: diag(2437, ts.DiagnosticCategory.Error, "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", "Module '{0}' is hidden by a local declaration with the same name."),
-        Import_name_cannot_be_0: diag(2438, ts.DiagnosticCategory.Error, "Import_name_cannot_be_0_2438", "Import name cannot be '{0}'."),
-        Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: diag(2439, ts.DiagnosticCategory.Error, "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", "Import or export declaration in an ambient module declaration cannot reference module through relative module name."),
-        Import_declaration_conflicts_with_local_declaration_of_0: diag(2440, ts.DiagnosticCategory.Error, "Import_declaration_conflicts_with_local_declaration_of_0_2440", "Import declaration conflicts with local declaration of '{0}'."),
-        Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: diag(2441, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module."),
-        Types_have_separate_declarations_of_a_private_property_0: diag(2442, ts.DiagnosticCategory.Error, "Types_have_separate_declarations_of_a_private_property_0_2442", "Types have separate declarations of a private property '{0}'."),
-        Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: diag(2443, ts.DiagnosticCategory.Error, "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'."),
-        Property_0_is_protected_in_type_1_but_public_in_type_2: diag(2444, ts.DiagnosticCategory.Error, "Property_0_is_protected_in_type_1_but_public_in_type_2_2444", "Property '{0}' is protected in type '{1}' but public in type '{2}'."),
-        Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses: diag(2445, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses_2445", "Property '{0}' is protected and only accessible within class '{1}' and its subclasses."),
-        Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: diag(2446, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", "Property '{0}' is protected and only accessible through an instance of class '{1}'."),
-        The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: diag(2447, ts.DiagnosticCategory.Error, "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead."),
-        Block_scoped_variable_0_used_before_its_declaration: diag(2448, ts.DiagnosticCategory.Error, "Block_scoped_variable_0_used_before_its_declaration_2448", "Block-scoped variable '{0}' used before its declaration."),
-        Class_0_used_before_its_declaration: diag(2449, ts.DiagnosticCategory.Error, "Class_0_used_before_its_declaration_2449", "Class '{0}' used before its declaration."),
-        Enum_0_used_before_its_declaration: diag(2450, ts.DiagnosticCategory.Error, "Enum_0_used_before_its_declaration_2450", "Enum '{0}' used before its declaration."),
-        Cannot_redeclare_block_scoped_variable_0: diag(2451, ts.DiagnosticCategory.Error, "Cannot_redeclare_block_scoped_variable_0_2451", "Cannot redeclare block-scoped variable '{0}'."),
-        An_enum_member_cannot_have_a_numeric_name: diag(2452, ts.DiagnosticCategory.Error, "An_enum_member_cannot_have_a_numeric_name_2452", "An enum member cannot have a numeric name."),
-        The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: diag(2453, ts.DiagnosticCategory.Error, "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly."),
-        Variable_0_is_used_before_being_assigned: diag(2454, ts.DiagnosticCategory.Error, "Variable_0_is_used_before_being_assigned_2454", "Variable '{0}' is used before being assigned."),
-        Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: diag(2455, ts.DiagnosticCategory.Error, "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'."),
-        Type_alias_0_circularly_references_itself: diag(2456, ts.DiagnosticCategory.Error, "Type_alias_0_circularly_references_itself_2456", "Type alias '{0}' circularly references itself."),
-        Type_alias_name_cannot_be_0: diag(2457, ts.DiagnosticCategory.Error, "Type_alias_name_cannot_be_0_2457", "Type alias name cannot be '{0}'."),
-        An_AMD_module_cannot_have_multiple_name_assignments: diag(2458, ts.DiagnosticCategory.Error, "An_AMD_module_cannot_have_multiple_name_assignments_2458", "An AMD module cannot have multiple name assignments."),
-        Module_0_declares_1_locally_but_it_is_not_exported: diag(2459, ts.DiagnosticCategory.Error, "Module_0_declares_1_locally_but_it_is_not_exported_2459", "Module '{0}' declares '{1}' locally, but it is not exported."),
-        Module_0_declares_1_locally_but_it_is_exported_as_2: diag(2460, ts.DiagnosticCategory.Error, "Module_0_declares_1_locally_but_it_is_exported_as_2_2460", "Module '{0}' declares '{1}' locally, but it is exported as '{2}'."),
-        Type_0_is_not_an_array_type: diag(2461, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_2461", "Type '{0}' is not an array type."),
-        A_rest_element_must_be_last_in_a_destructuring_pattern: diag(2462, ts.DiagnosticCategory.Error, "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", "A rest element must be last in a destructuring pattern."),
-        A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: diag(2463, ts.DiagnosticCategory.Error, "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", "A binding pattern parameter cannot be optional in an implementation signature."),
-        A_computed_property_name_must_be_of_type_string_number_symbol_or_any: diag(2464, ts.DiagnosticCategory.Error, "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", "A computed property name must be of type 'string', 'number', 'symbol', or 'any'."),
-        this_cannot_be_referenced_in_a_computed_property_name: diag(2465, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_computed_property_name_2465", "'this' cannot be referenced in a computed property name."),
-        super_cannot_be_referenced_in_a_computed_property_name: diag(2466, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_a_computed_property_name_2466", "'super' cannot be referenced in a computed property name."),
-        A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type: diag(2467, ts.DiagnosticCategory.Error, "A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type_2467", "A computed property name cannot reference a type parameter from its containing type."),
-        Cannot_find_global_value_0: diag(2468, ts.DiagnosticCategory.Error, "Cannot_find_global_value_0_2468", "Cannot find global value '{0}'."),
-        The_0_operator_cannot_be_applied_to_type_symbol: diag(2469, ts.DiagnosticCategory.Error, "The_0_operator_cannot_be_applied_to_type_symbol_2469", "The '{0}' operator cannot be applied to type 'symbol'."),
-        Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object: diag(2470, ts.DiagnosticCategory.Error, "Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object_2470", "'Symbol' reference does not refer to the global Symbol constructor object."),
-        A_computed_property_name_of_the_form_0_must_be_of_type_symbol: diag(2471, ts.DiagnosticCategory.Error, "A_computed_property_name_of_the_form_0_must_be_of_type_symbol_2471", "A computed property name of the form '{0}' must be of type 'symbol'."),
-        Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher: diag(2472, ts.DiagnosticCategory.Error, "Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher_2472", "Spread operator in 'new' expressions is only available when targeting ECMAScript 5 and higher."),
-        Enum_declarations_must_all_be_const_or_non_const: diag(2473, ts.DiagnosticCategory.Error, "Enum_declarations_must_all_be_const_or_non_const_2473", "Enum declarations must all be const or non-const."),
-        const_enum_member_initializers_can_only_contain_literal_values_and_other_computed_enum_values: diag(2474, ts.DiagnosticCategory.Error, "const_enum_member_initializers_can_only_contain_literal_values_and_other_computed_enum_values_2474", "const enum member initializers can only contain literal values and other computed enum values."),
-        const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment_or_type_query: diag(2475, ts.DiagnosticCategory.Error, "const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_im_2475", "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment or type query."),
-        A_const_enum_member_can_only_be_accessed_using_a_string_literal: diag(2476, ts.DiagnosticCategory.Error, "A_const_enum_member_can_only_be_accessed_using_a_string_literal_2476", "A const enum member can only be accessed using a string literal."),
-        const_enum_member_initializer_was_evaluated_to_a_non_finite_value: diag(2477, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_a_non_finite_value_2477", "'const' enum member initializer was evaluated to a non-finite value."),
-        const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: diag(2478, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN_2478", "'const' enum member initializer was evaluated to disallowed value 'NaN'."),
-        Property_0_does_not_exist_on_const_enum_1: diag(2479, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_const_enum_1_2479", "Property '{0}' does not exist on 'const' enum '{1}'."),
-        let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: diag(2480, ts.DiagnosticCategory.Error, "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", "'let' is not allowed to be used as a name in 'let' or 'const' declarations."),
-        Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: diag(2481, ts.DiagnosticCategory.Error, "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'."),
-        The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: diag(2483, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", "The left-hand side of a 'for...of' statement cannot use a type annotation."),
-        Export_declaration_conflicts_with_exported_declaration_of_0: diag(2484, ts.DiagnosticCategory.Error, "Export_declaration_conflicts_with_exported_declaration_of_0_2484", "Export declaration conflicts with exported declaration of '{0}'."),
-        The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: diag(2487, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", "The left-hand side of a 'for...of' statement must be a variable or a property access."),
-        Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2488, ts.DiagnosticCategory.Error, "Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", "Type '{0}' must have a '[Symbol.iterator]()' method that returns an iterator."),
-        An_iterator_must_have_a_next_method: diag(2489, ts.DiagnosticCategory.Error, "An_iterator_must_have_a_next_method_2489", "An iterator must have a 'next()' method."),
-        The_type_returned_by_the_0_method_of_an_iterator_must_have_a_value_property: diag(2490, ts.DiagnosticCategory.Error, "The_type_returned_by_the_0_method_of_an_iterator_must_have_a_value_property_2490", "The type returned by the '{0}()' method of an iterator must have a 'value' property."),
-        The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: diag(2491, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", "The left-hand side of a 'for...in' statement cannot be a destructuring pattern."),
-        Cannot_redeclare_identifier_0_in_catch_clause: diag(2492, ts.DiagnosticCategory.Error, "Cannot_redeclare_identifier_0_in_catch_clause_2492", "Cannot redeclare identifier '{0}' in catch clause."),
-        Tuple_type_0_of_length_1_has_no_element_at_index_2: diag(2493, ts.DiagnosticCategory.Error, "Tuple_type_0_of_length_1_has_no_element_at_index_2_2493", "Tuple type '{0}' of length '{1}' has no element at index '{2}'."),
-        Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: diag(2494, ts.DiagnosticCategory.Error, "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher."),
-        Type_0_is_not_an_array_type_or_a_string_type: diag(2495, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_2495", "Type '{0}' is not an array type or a string type."),
-        The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression: diag(2496, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_stand_2496", "The 'arguments' object cannot be referenced in an arrow function in ES3 and ES5. Consider using a standard function expression."),
-        This_module_can_only_be_referenced_with_ECMAScript_imports_Slashexports_by_turning_on_the_0_flag_and_referencing_its_default_export: diag(2497, ts.DiagnosticCategory.Error, "This_module_can_only_be_referenced_with_ECMAScript_imports_Slashexports_by_turning_on_the_0_flag_and_2497", "This module can only be referenced with ECMAScript imports/exports by turning on the '{0}' flag and referencing its default export."),
-        Module_0_uses_export_and_cannot_be_used_with_export_Asterisk: diag(2498, ts.DiagnosticCategory.Error, "Module_0_uses_export_and_cannot_be_used_with_export_Asterisk_2498", "Module '{0}' uses 'export =' and cannot be used with 'export *'."),
-        An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2499, ts.DiagnosticCategory.Error, "An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments_2499", "An interface can only extend an identifier/qualified-name with optional type arguments."),
-        A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2500, ts.DiagnosticCategory.Error, "A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments_2500", "A class can only implement an identifier/qualified-name with optional type arguments."),
-        A_rest_element_cannot_contain_a_binding_pattern: diag(2501, ts.DiagnosticCategory.Error, "A_rest_element_cannot_contain_a_binding_pattern_2501", "A rest element cannot contain a binding pattern."),
-        _0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: diag(2502, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", "'{0}' is referenced directly or indirectly in its own type annotation."),
-        Cannot_find_namespace_0: diag(2503, ts.DiagnosticCategory.Error, "Cannot_find_namespace_0_2503", "Cannot find namespace '{0}'."),
-        Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator: diag(2504, ts.DiagnosticCategory.Error, "Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504", "Type '{0}' must have a '[Symbol.asyncIterator]()' method that returns an async iterator."),
-        A_generator_cannot_have_a_void_type_annotation: diag(2505, ts.DiagnosticCategory.Error, "A_generator_cannot_have_a_void_type_annotation_2505", "A generator cannot have a 'void' type annotation."),
-        _0_is_referenced_directly_or_indirectly_in_its_own_base_expression: diag(2506, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", "'{0}' is referenced directly or indirectly in its own base expression."),
-        Type_0_is_not_a_constructor_function_type: diag(2507, ts.DiagnosticCategory.Error, "Type_0_is_not_a_constructor_function_type_2507", "Type '{0}' is not a constructor function type."),
-        No_base_constructor_has_the_specified_number_of_type_arguments: diag(2508, ts.DiagnosticCategory.Error, "No_base_constructor_has_the_specified_number_of_type_arguments_2508", "No base constructor has the specified number of type arguments."),
-        Base_constructor_return_type_0_is_not_an_object_type_or_intersection_of_object_types_with_statically_known_members: diag(2509, ts.DiagnosticCategory.Error, "Base_constructor_return_type_0_is_not_an_object_type_or_intersection_of_object_types_with_statically_2509", "Base constructor return type '{0}' is not an object type or intersection of object types with statically known members."),
-        Base_constructors_must_all_have_the_same_return_type: diag(2510, ts.DiagnosticCategory.Error, "Base_constructors_must_all_have_the_same_return_type_2510", "Base constructors must all have the same return type."),
-        Cannot_create_an_instance_of_an_abstract_class: diag(2511, ts.DiagnosticCategory.Error, "Cannot_create_an_instance_of_an_abstract_class_2511", "Cannot create an instance of an abstract class."),
-        Overload_signatures_must_all_be_abstract_or_non_abstract: diag(2512, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_abstract_or_non_abstract_2512", "Overload signatures must all be abstract or non-abstract."),
-        Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression: diag(2513, ts.DiagnosticCategory.Error, "Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression_2513", "Abstract method '{0}' in class '{1}' cannot be accessed via super expression."),
-        Classes_containing_abstract_methods_must_be_marked_abstract: diag(2514, ts.DiagnosticCategory.Error, "Classes_containing_abstract_methods_must_be_marked_abstract_2514", "Classes containing abstract methods must be marked abstract."),
-        Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2: diag(2515, ts.DiagnosticCategory.Error, "Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2_2515", "Non-abstract class '{0}' does not implement inherited abstract member '{1}' from class '{2}'."),
-        All_declarations_of_an_abstract_method_must_be_consecutive: diag(2516, ts.DiagnosticCategory.Error, "All_declarations_of_an_abstract_method_must_be_consecutive_2516", "All declarations of an abstract method must be consecutive."),
-        Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: diag(2517, ts.DiagnosticCategory.Error, "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", "Cannot assign an abstract constructor type to a non-abstract constructor type."),
-        A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: diag(2518, ts.DiagnosticCategory.Error, "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", "A 'this'-based type guard is not compatible with a parameter-based type guard."),
-        An_async_iterator_must_have_a_next_method: diag(2519, ts.DiagnosticCategory.Error, "An_async_iterator_must_have_a_next_method_2519", "An async iterator must have a 'next()' method."),
-        Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: diag(2520, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions."),
-        Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: diag(2521, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", "Expression resolves to variable declaration '{0}' that compiler uses to support async functions."),
-        The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: diag(2522, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method."),
-        yield_expressions_cannot_be_used_in_a_parameter_initializer: diag(2523, ts.DiagnosticCategory.Error, "yield_expressions_cannot_be_used_in_a_parameter_initializer_2523", "'yield' expressions cannot be used in a parameter initializer."),
-        await_expressions_cannot_be_used_in_a_parameter_initializer: diag(2524, ts.DiagnosticCategory.Error, "await_expressions_cannot_be_used_in_a_parameter_initializer_2524", "'await' expressions cannot be used in a parameter initializer."),
-        Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value: diag(2525, ts.DiagnosticCategory.Error, "Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value_2525", "Initializer provides no value for this binding element and the binding element has no default value."),
-        A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface: diag(2526, ts.DiagnosticCategory.Error, "A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface_2526", "A 'this' type is available only in a non-static member of a class or interface."),
-        The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary: diag(2527, ts.DiagnosticCategory.Error, "The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary_2527", "The inferred type of '{0}' references an inaccessible '{1}' type. A type annotation is necessary."),
-        A_module_cannot_have_multiple_default_exports: diag(2528, ts.DiagnosticCategory.Error, "A_module_cannot_have_multiple_default_exports_2528", "A module cannot have multiple default exports."),
-        Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions: diag(2529, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_func_2529", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module containing async functions."),
-        Property_0_is_incompatible_with_index_signature: diag(2530, ts.DiagnosticCategory.Error, "Property_0_is_incompatible_with_index_signature_2530", "Property '{0}' is incompatible with index signature."),
-        Object_is_possibly_null: diag(2531, ts.DiagnosticCategory.Error, "Object_is_possibly_null_2531", "Object is possibly 'null'."),
-        Object_is_possibly_undefined: diag(2532, ts.DiagnosticCategory.Error, "Object_is_possibly_undefined_2532", "Object is possibly 'undefined'."),
-        Object_is_possibly_null_or_undefined: diag(2533, ts.DiagnosticCategory.Error, "Object_is_possibly_null_or_undefined_2533", "Object is possibly 'null' or 'undefined'."),
-        A_function_returning_never_cannot_have_a_reachable_end_point: diag(2534, ts.DiagnosticCategory.Error, "A_function_returning_never_cannot_have_a_reachable_end_point_2534", "A function returning 'never' cannot have a reachable end point."),
-        Enum_type_0_has_members_with_initializers_that_are_not_literals: diag(2535, ts.DiagnosticCategory.Error, "Enum_type_0_has_members_with_initializers_that_are_not_literals_2535", "Enum type '{0}' has members with initializers that are not literals."),
-        Type_0_cannot_be_used_to_index_type_1: diag(2536, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_to_index_type_1_2536", "Type '{0}' cannot be used to index type '{1}'."),
-        Type_0_has_no_matching_index_signature_for_type_1: diag(2537, ts.DiagnosticCategory.Error, "Type_0_has_no_matching_index_signature_for_type_1_2537", "Type '{0}' has no matching index signature for type '{1}'."),
-        Type_0_cannot_be_used_as_an_index_type: diag(2538, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_as_an_index_type_2538", "Type '{0}' cannot be used as an index type."),
-        Cannot_assign_to_0_because_it_is_not_a_variable: diag(2539, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_not_a_variable_2539", "Cannot assign to '{0}' because it is not a variable."),
-        Cannot_assign_to_0_because_it_is_a_read_only_property: diag(2540, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_a_read_only_property_2540", "Cannot assign to '{0}' because it is a read-only property."),
-        The_target_of_an_assignment_must_be_a_variable_or_a_property_access: diag(2541, ts.DiagnosticCategory.Error, "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", "The target of an assignment must be a variable or a property access."),
-        Index_signature_in_type_0_only_permits_reading: diag(2542, ts.DiagnosticCategory.Error, "Index_signature_in_type_0_only_permits_reading_2542", "Index signature in type '{0}' only permits reading."),
-        Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference: diag(2543, ts.DiagnosticCategory.Error, "Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_me_2543", "Duplicate identifier '_newTarget'. Compiler uses variable declaration '_newTarget' to capture 'new.target' meta-property reference."),
-        Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference: diag(2544, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta__2544", "Expression resolves to variable declaration '_newTarget' that compiler uses to capture 'new.target' meta-property reference."),
-        A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any: diag(2545, ts.DiagnosticCategory.Error, "A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any_2545", "A mixin class must have a constructor with a single rest parameter of type 'any[]'."),
-        The_type_returned_by_the_0_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property: diag(2547, ts.DiagnosticCategory.Error, "The_type_returned_by_the_0_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_pro_2547", "The type returned by the '{0}()' method of an async iterator must be a promise for a type with a 'value' property."),
-        Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2548, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator_2548", "Type '{0}' is not an array type or does not have a '[Symbol.iterator]()' method that returns an iterator."),
-        Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2549, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns__2549", "Type '{0}' is not an array type or a string type or does not have a '[Symbol.iterator]()' method that returns an iterator."),
-        Property_0_does_not_exist_on_type_1_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_2_or_later: diag(2550, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_Do_you_need_to_change_your_target_library_Try_changing_the_lib_c_2550", "Property '{0}' does not exist on type '{1}'. Do you need to change your target library? Try changing the `lib` compiler option to '{2}' or later."),
-        Property_0_does_not_exist_on_type_1_Did_you_mean_2: diag(2551, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551", "Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?"),
-        Cannot_find_name_0_Did_you_mean_1: diag(2552, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_1_2552", "Cannot find name '{0}'. Did you mean '{1}'?"),
-        Computed_values_are_not_permitted_in_an_enum_with_string_valued_members: diag(2553, ts.DiagnosticCategory.Error, "Computed_values_are_not_permitted_in_an_enum_with_string_valued_members_2553", "Computed values are not permitted in an enum with string valued members."),
-        Expected_0_arguments_but_got_1: diag(2554, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_2554", "Expected {0} arguments, but got {1}."),
-        Expected_at_least_0_arguments_but_got_1: diag(2555, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_1_2555", "Expected at least {0} arguments, but got {1}."),
-        Expected_0_arguments_but_got_1_or_more: diag(2556, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_or_more_2556", "Expected {0} arguments, but got {1} or more."),
-        Expected_at_least_0_arguments_but_got_1_or_more: diag(2557, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_1_or_more_2557", "Expected at least {0} arguments, but got {1} or more."),
-        Expected_0_type_arguments_but_got_1: diag(2558, ts.DiagnosticCategory.Error, "Expected_0_type_arguments_but_got_1_2558", "Expected {0} type arguments, but got {1}."),
-        Type_0_has_no_properties_in_common_with_type_1: diag(2559, ts.DiagnosticCategory.Error, "Type_0_has_no_properties_in_common_with_type_1_2559", "Type '{0}' has no properties in common with type '{1}'."),
-        Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it: diag(2560, ts.DiagnosticCategory.Error, "Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it_2560", "Value of type '{0}' has no properties in common with type '{1}'. Did you mean to call it?"),
-        Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2: diag(2561, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_writ_2561", "Object literal may only specify known properties, but '{0}' does not exist in type '{1}'. Did you mean to write '{2}'?"),
-        Base_class_expressions_cannot_reference_class_type_parameters: diag(2562, ts.DiagnosticCategory.Error, "Base_class_expressions_cannot_reference_class_type_parameters_2562", "Base class expressions cannot reference class type parameters."),
-        The_containing_function_or_module_body_is_too_large_for_control_flow_analysis: diag(2563, ts.DiagnosticCategory.Error, "The_containing_function_or_module_body_is_too_large_for_control_flow_analysis_2563", "The containing function or module body is too large for control flow analysis."),
-        Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor: diag(2564, ts.DiagnosticCategory.Error, "Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor_2564", "Property '{0}' has no initializer and is not definitely assigned in the constructor."),
-        Property_0_is_used_before_being_assigned: diag(2565, ts.DiagnosticCategory.Error, "Property_0_is_used_before_being_assigned_2565", "Property '{0}' is used before being assigned."),
-        A_rest_element_cannot_have_a_property_name: diag(2566, ts.DiagnosticCategory.Error, "A_rest_element_cannot_have_a_property_name_2566", "A rest element cannot have a property name."),
-        Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations: diag(2567, ts.DiagnosticCategory.Error, "Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations_2567", "Enum declarations can only merge with namespace or other enum declarations."),
-        Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators: diag(2569, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterati_2569", "Type '{0}' is not an array type or a string type. Use compiler option '--downlevelIteration' to allow iterating of iterators."),
-        Object_is_of_type_unknown: diag(2571, ts.DiagnosticCategory.Error, "Object_is_of_type_unknown_2571", "Object is of type 'unknown'."),
-        Rest_signatures_are_incompatible: diag(2572, ts.DiagnosticCategory.Error, "Rest_signatures_are_incompatible_2572", "Rest signatures are incompatible."),
-        Property_0_is_incompatible_with_rest_element_type: diag(2573, ts.DiagnosticCategory.Error, "Property_0_is_incompatible_with_rest_element_type_2573", "Property '{0}' is incompatible with rest element type."),
-        A_rest_element_type_must_be_an_array_type: diag(2574, ts.DiagnosticCategory.Error, "A_rest_element_type_must_be_an_array_type_2574", "A rest element type must be an array type."),
-        No_overload_expects_0_arguments_but_overloads_do_exist_that_expect_either_1_or_2_arguments: diag(2575, ts.DiagnosticCategory.Error, "No_overload_expects_0_arguments_but_overloads_do_exist_that_expect_either_1_or_2_arguments_2575", "No overload expects {0} arguments, but overloads do exist that expect either {1} or {2} arguments."),
-        Property_0_is_a_static_member_of_type_1: diag(2576, ts.DiagnosticCategory.Error, "Property_0_is_a_static_member_of_type_1_2576", "Property '{0}' is a static member of type '{1}'."),
-        Return_type_annotation_circularly_references_itself: diag(2577, ts.DiagnosticCategory.Error, "Return_type_annotation_circularly_references_itself_2577", "Return type annotation circularly references itself."),
-        Unused_ts_expect_error_directive: diag(2578, ts.DiagnosticCategory.Error, "Unused_ts_expect_error_directive_2578", "Unused '@ts-expect-error' directive."),
-        Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_save_dev_types_Slashnode: diag(2580, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_save_dev_types_Slashno_2580", "Cannot find name '{0}'. Do you need to install type definitions for node? Try `npm i --save-dev @types/node`."),
-        Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_save_dev_types_Slashjquery: diag(2581, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_save_dev_types_Slash_2581", "Cannot find name '{0}'. Do you need to install type definitions for jQuery? Try `npm i --save-dev @types/jquery`."),
-        Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_save_dev_types_Slashjest_or_npm_i_save_dev_types_Slashmocha: diag(2582, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_save_dev_type_2582", "Cannot find name '{0}'. Do you need to install type definitions for a test runner? Try `npm i --save-dev @types/jest` or `npm i --save-dev @types/mocha`."),
-        Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_1_or_later: diag(2583, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_2583", "Cannot find name '{0}'. Do you need to change your target library? Try changing the `lib` compiler option to '{1}' or later."),
-        Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_include_dom: diag(2584, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_2584", "Cannot find name '{0}'. Do you need to change your target library? Try changing the `lib` compiler option to include 'dom'."),
-        _0_only_refers_to_a_type_but_is_being_used_as_a_value_here_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_es2015_or_later: diag(2585, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_Do_you_need_to_change_your_target_library_2585", "'{0}' only refers to a type, but is being used as a value here. Do you need to change your target library? Try changing the `lib` compiler option to es2015 or later."),
-        Enum_type_0_circularly_references_itself: diag(2586, ts.DiagnosticCategory.Error, "Enum_type_0_circularly_references_itself_2586", "Enum type '{0}' circularly references itself."),
-        JSDoc_type_0_circularly_references_itself: diag(2587, ts.DiagnosticCategory.Error, "JSDoc_type_0_circularly_references_itself_2587", "JSDoc type '{0}' circularly references itself."),
-        Cannot_assign_to_0_because_it_is_a_constant: diag(2588, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_a_constant_2588", "Cannot assign to '{0}' because it is a constant."),
-        Type_instantiation_is_excessively_deep_and_possibly_infinite: diag(2589, ts.DiagnosticCategory.Error, "Type_instantiation_is_excessively_deep_and_possibly_infinite_2589", "Type instantiation is excessively deep and possibly infinite."),
-        Expression_produces_a_union_type_that_is_too_complex_to_represent: diag(2590, ts.DiagnosticCategory.Error, "Expression_produces_a_union_type_that_is_too_complex_to_represent_2590", "Expression produces a union type that is too complex to represent."),
-        Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_save_dev_types_Slashnode_and_then_add_node_to_the_types_field_in_your_tsconfig: diag(2591, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_save_dev_types_Slashno_2591", "Cannot find name '{0}'. Do you need to install type definitions for node? Try `npm i --save-dev @types/node` and then add `node` to the types field in your tsconfig."),
-        Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_save_dev_types_Slashjquery_and_then_add_jquery_to_the_types_field_in_your_tsconfig: diag(2592, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_save_dev_types_Slash_2592", "Cannot find name '{0}'. Do you need to install type definitions for jQuery? Try `npm i --save-dev @types/jquery` and then add `jquery` to the types field in your tsconfig."),
-        Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_save_dev_types_Slashjest_or_npm_i_save_dev_types_Slashmocha_and_then_add_jest_or_mocha_to_the_types_field_in_your_tsconfig: diag(2593, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_save_dev_type_2593", "Cannot find name '{0}'. Do you need to install type definitions for a test runner? Try `npm i --save-dev @types/jest` or `npm i --save-dev @types/mocha` and then add `jest` or `mocha` to the types field in your tsconfig."),
-        This_module_is_declared_with_using_export_and_can_only_be_used_with_a_default_import_when_using_the_0_flag: diag(2594, ts.DiagnosticCategory.Error, "This_module_is_declared_with_using_export_and_can_only_be_used_with_a_default_import_when_using_the__2594", "This module is declared with using 'export =', and can only be used with a default import when using the '{0}' flag."),
-        _0_can_only_be_imported_by_using_a_default_import: diag(2595, ts.DiagnosticCategory.Error, "_0_can_only_be_imported_by_using_a_default_import_2595", "'{0}' can only be imported by using a default import."),
-        _0_can_only_be_imported_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import: diag(2596, ts.DiagnosticCategory.Error, "_0_can_only_be_imported_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import_2596", "'{0}' can only be imported by turning on the 'esModuleInterop' flag and using a default import."),
-        _0_can_only_be_imported_by_using_a_require_call_or_by_using_a_default_import: diag(2597, ts.DiagnosticCategory.Error, "_0_can_only_be_imported_by_using_a_require_call_or_by_using_a_default_import_2597", "'{0}' can only be imported by using a 'require' call or by using a default import."),
-        _0_can_only_be_imported_by_using_a_require_call_or_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import: diag(2598, ts.DiagnosticCategory.Error, "_0_can_only_be_imported_by_using_a_require_call_or_by_turning_on_the_esModuleInterop_flag_and_using__2598", "'{0}' can only be imported by using a 'require' call or by turning on the 'esModuleInterop' flag and using a default import."),
-        JSX_element_attributes_type_0_may_not_be_a_union_type: diag(2600, ts.DiagnosticCategory.Error, "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", "JSX element attributes type '{0}' may not be a union type."),
-        The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: diag(2601, ts.DiagnosticCategory.Error, "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", "The return type of a JSX element constructor must return an object type."),
-        JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: diag(2602, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist."),
-        Property_0_in_type_1_is_not_assignable_to_type_2: diag(2603, ts.DiagnosticCategory.Error, "Property_0_in_type_1_is_not_assignable_to_type_2_2603", "Property '{0}' in type '{1}' is not assignable to type '{2}'."),
-        JSX_element_type_0_does_not_have_any_construct_or_call_signatures: diag(2604, ts.DiagnosticCategory.Error, "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", "JSX element type '{0}' does not have any construct or call signatures."),
-        JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: diag(2605, ts.DiagnosticCategory.Error, "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", "JSX element type '{0}' is not a constructor function for JSX elements."),
-        Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: diag(2606, ts.DiagnosticCategory.Error, "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", "Property '{0}' of JSX spread attribute is not assignable to target property."),
-        JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: diag(2607, ts.DiagnosticCategory.Error, "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", "JSX element class does not support attributes because it does not have a '{0}' property."),
-        The_global_type_JSX_0_may_not_have_more_than_one_property: diag(2608, ts.DiagnosticCategory.Error, "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", "The global type 'JSX.{0}' may not have more than one property."),
-        JSX_spread_child_must_be_an_array_type: diag(2609, ts.DiagnosticCategory.Error, "JSX_spread_child_must_be_an_array_type_2609", "JSX spread child must be an array type."),
-        _0_is_defined_as_an_accessor_in_class_1_but_is_overridden_here_in_2_as_an_instance_property: diag(2610, ts.DiagnosticCategory.Error, "_0_is_defined_as_an_accessor_in_class_1_but_is_overridden_here_in_2_as_an_instance_property_2610", "'{0}' is defined as an accessor in class '{1}', but is overridden here in '{2}' as an instance property."),
-        _0_is_defined_as_a_property_in_class_1_but_is_overridden_here_in_2_as_an_accessor: diag(2611, ts.DiagnosticCategory.Error, "_0_is_defined_as_a_property_in_class_1_but_is_overridden_here_in_2_as_an_accessor_2611", "'{0}' is defined as a property in class '{1}', but is overridden here in '{2}' as an accessor."),
-        Property_0_will_overwrite_the_base_property_in_1_If_this_is_intentional_add_an_initializer_Otherwise_add_a_declare_modifier_or_remove_the_redundant_declaration: diag(2612, ts.DiagnosticCategory.Error, "Property_0_will_overwrite_the_base_property_in_1_If_this_is_intentional_add_an_initializer_Otherwise_2612", "Property '{0}' will overwrite the base property in '{1}'. If this is intentional, add an initializer. Otherwise, add a 'declare' modifier or remove the redundant declaration."),
-        Module_0_has_no_default_export_Did_you_mean_to_use_import_1_from_0_instead: diag(2613, ts.DiagnosticCategory.Error, "Module_0_has_no_default_export_Did_you_mean_to_use_import_1_from_0_instead_2613", "Module '{0}' has no default export. Did you mean to use 'import { {1} } from {0}' instead?"),
-        Module_0_has_no_exported_member_1_Did_you_mean_to_use_import_1_from_0_instead: diag(2614, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_Did_you_mean_to_use_import_1_from_0_instead_2614", "Module '{0}' has no exported member '{1}'. Did you mean to use 'import {1} from {0}' instead?"),
-        Type_of_property_0_circularly_references_itself_in_mapped_type_1: diag(2615, ts.DiagnosticCategory.Error, "Type_of_property_0_circularly_references_itself_in_mapped_type_1_2615", "Type of property '{0}' circularly references itself in mapped type '{1}'."),
-        _0_can_only_be_imported_by_using_import_1_require_2_or_a_default_import: diag(2616, ts.DiagnosticCategory.Error, "_0_can_only_be_imported_by_using_import_1_require_2_or_a_default_import_2616", "'{0}' can only be imported by using 'import {1} = require({2})' or a default import."),
-        _0_can_only_be_imported_by_using_import_1_require_2_or_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import: diag(2617, ts.DiagnosticCategory.Error, "_0_can_only_be_imported_by_using_import_1_require_2_or_by_turning_on_the_esModuleInterop_flag_and_us_2617", "'{0}' can only be imported by using 'import {1} = require({2})' or by turning on the 'esModuleInterop' flag and using a default import."),
-        Source_has_0_element_s_but_target_requires_1: diag(2618, ts.DiagnosticCategory.Error, "Source_has_0_element_s_but_target_requires_1_2618", "Source has {0} element(s) but target requires {1}."),
-        Source_has_0_element_s_but_target_allows_only_1: diag(2619, ts.DiagnosticCategory.Error, "Source_has_0_element_s_but_target_allows_only_1_2619", "Source has {0} element(s) but target allows only {1}."),
-        Target_requires_0_element_s_but_source_may_have_fewer: diag(2620, ts.DiagnosticCategory.Error, "Target_requires_0_element_s_but_source_may_have_fewer_2620", "Target requires {0} element(s) but source may have fewer."),
-        Target_allows_only_0_element_s_but_source_may_have_more: diag(2621, ts.DiagnosticCategory.Error, "Target_allows_only_0_element_s_but_source_may_have_more_2621", "Target allows only {0} element(s) but source may have more."),
-        Element_at_index_0_is_variadic_in_one_type_but_not_in_the_other: diag(2622, ts.DiagnosticCategory.Error, "Element_at_index_0_is_variadic_in_one_type_but_not_in_the_other_2622", "Element at index {0} is variadic in one type but not in the other."),
-        Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity: diag(2649, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity_2649", "Cannot augment module '{0}' with value exports because it resolves to a non-module entity."),
-        A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: diag(2651, ts.DiagnosticCategory.Error, "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums."),
-        Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: diag(2652, ts.DiagnosticCategory.Error, "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead."),
-        Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: diag(2653, ts.DiagnosticCategory.Error, "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'."),
-        Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: diag(2654, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition."),
-        Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: diag(2656, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition."),
-        JSX_expressions_must_have_one_parent_element: diag(2657, ts.DiagnosticCategory.Error, "JSX_expressions_must_have_one_parent_element_2657", "JSX expressions must have one parent element."),
-        Type_0_provides_no_match_for_the_signature_1: diag(2658, ts.DiagnosticCategory.Error, "Type_0_provides_no_match_for_the_signature_1_2658", "Type '{0}' provides no match for the signature '{1}'."),
-        super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: diag(2659, ts.DiagnosticCategory.Error, "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher."),
-        super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: diag(2660, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", "'super' can only be referenced in members of derived classes or object literal expressions."),
-        Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: diag(2661, ts.DiagnosticCategory.Error, "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", "Cannot export '{0}'. Only local declarations can be exported from a module."),
-        Cannot_find_name_0_Did_you_mean_the_static_member_1_0: diag(2662, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_static_member_1_0_2662", "Cannot find name '{0}'. Did you mean the static member '{1}.{0}'?"),
-        Cannot_find_name_0_Did_you_mean_the_instance_member_this_0: diag(2663, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_instance_member_this_0_2663", "Cannot find name '{0}'. Did you mean the instance member 'this.{0}'?"),
-        Invalid_module_name_in_augmentation_module_0_cannot_be_found: diag(2664, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_module_0_cannot_be_found_2664", "Invalid module name in augmentation, module '{0}' cannot be found."),
-        Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented: diag(2665, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augm_2665", "Invalid module name in augmentation. Module '{0}' resolves to an untyped module at '{1}', which cannot be augmented."),
-        Exports_and_export_assignments_are_not_permitted_in_module_augmentations: diag(2666, ts.DiagnosticCategory.Error, "Exports_and_export_assignments_are_not_permitted_in_module_augmentations_2666", "Exports and export assignments are not permitted in module augmentations."),
-        Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module: diag(2667, ts.DiagnosticCategory.Error, "Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_mod_2667", "Imports are not permitted in module augmentations. Consider moving them to the enclosing external module."),
-        export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible: diag(2668, ts.DiagnosticCategory.Error, "export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always__2668", "'export' modifier cannot be applied to ambient modules and module augmentations since they are always visible."),
-        Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations: diag(2669, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_2669", "Augmentations for the global scope can only be directly nested in external modules or ambient module declarations."),
-        Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context: diag(2670, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambien_2670", "Augmentations for the global scope should have 'declare' modifier unless they appear in already ambient context."),
-        Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity: diag(2671, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity_2671", "Cannot augment module '{0}' because it resolves to a non-module entity."),
-        Cannot_assign_a_0_constructor_type_to_a_1_constructor_type: diag(2672, ts.DiagnosticCategory.Error, "Cannot_assign_a_0_constructor_type_to_a_1_constructor_type_2672", "Cannot assign a '{0}' constructor type to a '{1}' constructor type."),
-        Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration: diag(2673, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration_2673", "Constructor of class '{0}' is private and only accessible within the class declaration."),
-        Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration: diag(2674, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration_2674", "Constructor of class '{0}' is protected and only accessible within the class declaration."),
-        Cannot_extend_a_class_0_Class_constructor_is_marked_as_private: diag(2675, ts.DiagnosticCategory.Error, "Cannot_extend_a_class_0_Class_constructor_is_marked_as_private_2675", "Cannot extend a class '{0}'. Class constructor is marked as private."),
-        Accessors_must_both_be_abstract_or_non_abstract: diag(2676, ts.DiagnosticCategory.Error, "Accessors_must_both_be_abstract_or_non_abstract_2676", "Accessors must both be abstract or non-abstract."),
-        A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type: diag(2677, ts.DiagnosticCategory.Error, "A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type_2677", "A type predicate's type must be assignable to its parameter's type."),
-        Type_0_is_not_comparable_to_type_1: diag(2678, ts.DiagnosticCategory.Error, "Type_0_is_not_comparable_to_type_1_2678", "Type '{0}' is not comparable to type '{1}'."),
-        A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void: diag(2679, ts.DiagnosticCategory.Error, "A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void_2679", "A function that is called with the 'new' keyword cannot have a 'this' type that is 'void'."),
-        A_0_parameter_must_be_the_first_parameter: diag(2680, ts.DiagnosticCategory.Error, "A_0_parameter_must_be_the_first_parameter_2680", "A '{0}' parameter must be the first parameter."),
-        A_constructor_cannot_have_a_this_parameter: diag(2681, ts.DiagnosticCategory.Error, "A_constructor_cannot_have_a_this_parameter_2681", "A constructor cannot have a 'this' parameter."),
-        get_and_set_accessor_must_have_the_same_this_type: diag(2682, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_this_type_2682", "'get' and 'set' accessor must have the same 'this' type."),
-        this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation: diag(2683, ts.DiagnosticCategory.Error, "this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_2683", "'this' implicitly has type 'any' because it does not have a type annotation."),
-        The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1: diag(2684, ts.DiagnosticCategory.Error, "The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1_2684", "The 'this' context of type '{0}' is not assignable to method's 'this' of type '{1}'."),
-        The_this_types_of_each_signature_are_incompatible: diag(2685, ts.DiagnosticCategory.Error, "The_this_types_of_each_signature_are_incompatible_2685", "The 'this' types of each signature are incompatible."),
-        _0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead: diag(2686, ts.DiagnosticCategory.Error, "_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead_2686", "'{0}' refers to a UMD global, but the current file is a module. Consider adding an import instead."),
-        All_declarations_of_0_must_have_identical_modifiers: diag(2687, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_modifiers_2687", "All declarations of '{0}' must have identical modifiers."),
-        Cannot_find_type_definition_file_for_0: diag(2688, ts.DiagnosticCategory.Error, "Cannot_find_type_definition_file_for_0_2688", "Cannot find type definition file for '{0}'."),
-        Cannot_extend_an_interface_0_Did_you_mean_implements: diag(2689, ts.DiagnosticCategory.Error, "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", "Cannot extend an interface '{0}'. Did you mean 'implements'?"),
-        _0_only_refers_to_a_type_but_is_being_used_as_a_value_here_Did_you_mean_to_use_1_in_0: diag(2690, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_Did_you_mean_to_use_1_in_0_2690", "'{0}' only refers to a type, but is being used as a value here. Did you mean to use '{1} in {0}'?"),
-        An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: diag(2691, ts.DiagnosticCategory.Error, "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead."),
-        _0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: diag(2692, ts.DiagnosticCategory.Error, "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible."),
-        _0_only_refers_to_a_type_but_is_being_used_as_a_value_here: diag(2693, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", "'{0}' only refers to a type, but is being used as a value here."),
-        Namespace_0_has_no_exported_member_1: diag(2694, ts.DiagnosticCategory.Error, "Namespace_0_has_no_exported_member_1_2694", "Namespace '{0}' has no exported member '{1}'."),
-        Left_side_of_comma_operator_is_unused_and_has_no_side_effects: diag(2695, ts.DiagnosticCategory.Error, "Left_side_of_comma_operator_is_unused_and_has_no_side_effects_2695", "Left side of comma operator is unused and has no side effects.", true),
-        The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: diag(2696, ts.DiagnosticCategory.Error, "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?"),
-        An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2697, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."),
-        Spread_types_may_only_be_created_from_object_types: diag(2698, ts.DiagnosticCategory.Error, "Spread_types_may_only_be_created_from_object_types_2698", "Spread types may only be created from object types."),
-        Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1: diag(2699, ts.DiagnosticCategory.Error, "Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1_2699", "Static property '{0}' conflicts with built-in property 'Function.{0}' of constructor function '{1}'."),
-        Rest_types_may_only_be_created_from_object_types: diag(2700, ts.DiagnosticCategory.Error, "Rest_types_may_only_be_created_from_object_types_2700", "Rest types may only be created from object types."),
-        The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: diag(2701, ts.DiagnosticCategory.Error, "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", "The target of an object rest assignment must be a variable or a property access."),
-        _0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: diag(2702, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", "'{0}' only refers to a type, but is being used as a namespace here."),
-        The_operand_of_a_delete_operator_must_be_a_property_reference: diag(2703, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_must_be_a_property_reference_2703", "The operand of a 'delete' operator must be a property reference."),
-        The_operand_of_a_delete_operator_cannot_be_a_read_only_property: diag(2704, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_cannot_be_a_read_only_property_2704", "The operand of a 'delete' operator cannot be a read-only property."),
-        An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2705, ts.DiagnosticCategory.Error, "An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_de_2705", "An async function or method in ES5/ES3 requires the 'Promise' constructor.  Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."),
-        Required_type_parameters_may_not_follow_optional_type_parameters: diag(2706, ts.DiagnosticCategory.Error, "Required_type_parameters_may_not_follow_optional_type_parameters_2706", "Required type parameters may not follow optional type parameters."),
-        Generic_type_0_requires_between_1_and_2_type_arguments: diag(2707, ts.DiagnosticCategory.Error, "Generic_type_0_requires_between_1_and_2_type_arguments_2707", "Generic type '{0}' requires between {1} and {2} type arguments."),
-        Cannot_use_namespace_0_as_a_value: diag(2708, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_value_2708", "Cannot use namespace '{0}' as a value."),
-        Cannot_use_namespace_0_as_a_type: diag(2709, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_type_2709", "Cannot use namespace '{0}' as a type."),
-        _0_are_specified_twice_The_attribute_named_0_will_be_overwritten: diag(2710, ts.DiagnosticCategory.Error, "_0_are_specified_twice_The_attribute_named_0_will_be_overwritten_2710", "'{0}' are specified twice. The attribute named '{0}' will be overwritten."),
-        A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2711, ts.DiagnosticCategory.Error, "A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES20_2711", "A dynamic import call returns a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."),
-        A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2712, ts.DiagnosticCategory.Error, "A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declarat_2712", "A dynamic import call in ES5/ES3 requires the 'Promise' constructor.  Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."),
-        Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1: diag(2713, ts.DiagnosticCategory.Error, "Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_p_2713", "Cannot access '{0}.{1}' because '{0}' is a type, but not a namespace. Did you mean to retrieve the type of the property '{1}' in '{0}' with '{0}[\"{1}\"]'?"),
-        The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context: diag(2714, ts.DiagnosticCategory.Error, "The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context_2714", "The expression of an export assignment must be an identifier or qualified name in an ambient context."),
-        Abstract_property_0_in_class_1_cannot_be_accessed_in_the_constructor: diag(2715, ts.DiagnosticCategory.Error, "Abstract_property_0_in_class_1_cannot_be_accessed_in_the_constructor_2715", "Abstract property '{0}' in class '{1}' cannot be accessed in the constructor."),
-        Type_parameter_0_has_a_circular_default: diag(2716, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_default_2716", "Type parameter '{0}' has a circular default."),
-        Subsequent_property_declarations_must_have_the_same_type_Property_0_must_be_of_type_1_but_here_has_type_2: diag(2717, ts.DiagnosticCategory.Error, "Subsequent_property_declarations_must_have_the_same_type_Property_0_must_be_of_type_1_but_here_has_t_2717", "Subsequent property declarations must have the same type.  Property '{0}' must be of type '{1}', but here has type '{2}'."),
-        Duplicate_property_0: diag(2718, ts.DiagnosticCategory.Error, "Duplicate_property_0_2718", "Duplicate property '{0}'."),
-        Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: diag(2719, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_2719", "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated."),
-        Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclass: diag(2720, ts.DiagnosticCategory.Error, "Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclas_2720", "Class '{0}' incorrectly implements class '{1}'. Did you mean to extend '{1}' and inherit its members as a subclass?"),
-        Cannot_invoke_an_object_which_is_possibly_null: diag(2721, ts.DiagnosticCategory.Error, "Cannot_invoke_an_object_which_is_possibly_null_2721", "Cannot invoke an object which is possibly 'null'."),
-        Cannot_invoke_an_object_which_is_possibly_undefined: diag(2722, ts.DiagnosticCategory.Error, "Cannot_invoke_an_object_which_is_possibly_undefined_2722", "Cannot invoke an object which is possibly 'undefined'."),
-        Cannot_invoke_an_object_which_is_possibly_null_or_undefined: diag(2723, ts.DiagnosticCategory.Error, "Cannot_invoke_an_object_which_is_possibly_null_or_undefined_2723", "Cannot invoke an object which is possibly 'null' or 'undefined'."),
-        _0_has_no_exported_member_named_1_Did_you_mean_2: diag(2724, ts.DiagnosticCategory.Error, "_0_has_no_exported_member_named_1_Did_you_mean_2_2724", "'{0}' has no exported member named '{1}'. Did you mean '{2}'?"),
-        Class_name_cannot_be_Object_when_targeting_ES5_with_module_0: diag(2725, ts.DiagnosticCategory.Error, "Class_name_cannot_be_Object_when_targeting_ES5_with_module_0_2725", "Class name cannot be 'Object' when targeting ES5 with module {0}."),
-        Cannot_find_lib_definition_for_0: diag(2726, ts.DiagnosticCategory.Error, "Cannot_find_lib_definition_for_0_2726", "Cannot find lib definition for '{0}'."),
-        Cannot_find_lib_definition_for_0_Did_you_mean_1: diag(2727, ts.DiagnosticCategory.Error, "Cannot_find_lib_definition_for_0_Did_you_mean_1_2727", "Cannot find lib definition for '{0}'. Did you mean '{1}'?"),
-        _0_is_declared_here: diag(2728, ts.DiagnosticCategory.Message, "_0_is_declared_here_2728", "'{0}' is declared here."),
-        Property_0_is_used_before_its_initialization: diag(2729, ts.DiagnosticCategory.Error, "Property_0_is_used_before_its_initialization_2729", "Property '{0}' is used before its initialization."),
-        An_arrow_function_cannot_have_a_this_parameter: diag(2730, ts.DiagnosticCategory.Error, "An_arrow_function_cannot_have_a_this_parameter_2730", "An arrow function cannot have a 'this' parameter."),
-        Implicit_conversion_of_a_symbol_to_a_string_will_fail_at_runtime_Consider_wrapping_this_expression_in_String: diag(2731, ts.DiagnosticCategory.Error, "Implicit_conversion_of_a_symbol_to_a_string_will_fail_at_runtime_Consider_wrapping_this_expression_i_2731", "Implicit conversion of a 'symbol' to a 'string' will fail at runtime. Consider wrapping this expression in 'String(...)'."),
-        Cannot_find_module_0_Consider_using_resolveJsonModule_to_import_module_with_json_extension: diag(2732, ts.DiagnosticCategory.Error, "Cannot_find_module_0_Consider_using_resolveJsonModule_to_import_module_with_json_extension_2732", "Cannot find module '{0}'. Consider using '--resolveJsonModule' to import module with '.json' extension."),
-        Property_0_was_also_declared_here: diag(2733, ts.DiagnosticCategory.Error, "Property_0_was_also_declared_here_2733", "Property '{0}' was also declared here."),
-        Are_you_missing_a_semicolon: diag(2734, ts.DiagnosticCategory.Error, "Are_you_missing_a_semicolon_2734", "Are you missing a semicolon?"),
-        Did_you_mean_for_0_to_be_constrained_to_type_new_args_Colon_any_1: diag(2735, ts.DiagnosticCategory.Error, "Did_you_mean_for_0_to_be_constrained_to_type_new_args_Colon_any_1_2735", "Did you mean for '{0}' to be constrained to type 'new (...args: any[]) => {1}'?"),
-        Operator_0_cannot_be_applied_to_type_1: diag(2736, ts.DiagnosticCategory.Error, "Operator_0_cannot_be_applied_to_type_1_2736", "Operator '{0}' cannot be applied to type '{1}'."),
-        BigInt_literals_are_not_available_when_targeting_lower_than_ES2020: diag(2737, ts.DiagnosticCategory.Error, "BigInt_literals_are_not_available_when_targeting_lower_than_ES2020_2737", "BigInt literals are not available when targeting lower than ES2020."),
-        An_outer_value_of_this_is_shadowed_by_this_container: diag(2738, ts.DiagnosticCategory.Message, "An_outer_value_of_this_is_shadowed_by_this_container_2738", "An outer value of 'this' is shadowed by this container."),
-        Type_0_is_missing_the_following_properties_from_type_1_Colon_2: diag(2739, ts.DiagnosticCategory.Error, "Type_0_is_missing_the_following_properties_from_type_1_Colon_2_2739", "Type '{0}' is missing the following properties from type '{1}': {2}"),
-        Type_0_is_missing_the_following_properties_from_type_1_Colon_2_and_3_more: diag(2740, ts.DiagnosticCategory.Error, "Type_0_is_missing_the_following_properties_from_type_1_Colon_2_and_3_more_2740", "Type '{0}' is missing the following properties from type '{1}': {2}, and {3} more."),
-        Property_0_is_missing_in_type_1_but_required_in_type_2: diag(2741, ts.DiagnosticCategory.Error, "Property_0_is_missing_in_type_1_but_required_in_type_2_2741", "Property '{0}' is missing in type '{1}' but required in type '{2}'."),
-        The_inferred_type_of_0_cannot_be_named_without_a_reference_to_1_This_is_likely_not_portable_A_type_annotation_is_necessary: diag(2742, ts.DiagnosticCategory.Error, "The_inferred_type_of_0_cannot_be_named_without_a_reference_to_1_This_is_likely_not_portable_A_type_a_2742", "The inferred type of '{0}' cannot be named without a reference to '{1}'. This is likely not portable. A type annotation is necessary."),
-        No_overload_expects_0_type_arguments_but_overloads_do_exist_that_expect_either_1_or_2_type_arguments: diag(2743, ts.DiagnosticCategory.Error, "No_overload_expects_0_type_arguments_but_overloads_do_exist_that_expect_either_1_or_2_type_arguments_2743", "No overload expects {0} type arguments, but overloads do exist that expect either {1} or {2} type arguments."),
-        Type_parameter_defaults_can_only_reference_previously_declared_type_parameters: diag(2744, ts.DiagnosticCategory.Error, "Type_parameter_defaults_can_only_reference_previously_declared_type_parameters_2744", "Type parameter defaults can only reference previously declared type parameters."),
-        This_JSX_tag_s_0_prop_expects_type_1_which_requires_multiple_children_but_only_a_single_child_was_provided: diag(2745, ts.DiagnosticCategory.Error, "This_JSX_tag_s_0_prop_expects_type_1_which_requires_multiple_children_but_only_a_single_child_was_pr_2745", "This JSX tag's '{0}' prop expects type '{1}' which requires multiple children, but only a single child was provided."),
-        This_JSX_tag_s_0_prop_expects_a_single_child_of_type_1_but_multiple_children_were_provided: diag(2746, ts.DiagnosticCategory.Error, "This_JSX_tag_s_0_prop_expects_a_single_child_of_type_1_but_multiple_children_were_provided_2746", "This JSX tag's '{0}' prop expects a single child of type '{1}', but multiple children were provided."),
-        _0_components_don_t_accept_text_as_child_elements_Text_in_JSX_has_the_type_string_but_the_expected_type_of_1_is_2: diag(2747, ts.DiagnosticCategory.Error, "_0_components_don_t_accept_text_as_child_elements_Text_in_JSX_has_the_type_string_but_the_expected_t_2747", "'{0}' components don't accept text as child elements. Text in JSX has the type 'string', but the expected type of '{1}' is '{2}'."),
-        Cannot_access_ambient_const_enums_when_the_isolatedModules_flag_is_provided: diag(2748, ts.DiagnosticCategory.Error, "Cannot_access_ambient_const_enums_when_the_isolatedModules_flag_is_provided_2748", "Cannot access ambient const enums when the '--isolatedModules' flag is provided."),
-        _0_refers_to_a_value_but_is_being_used_as_a_type_here_Did_you_mean_typeof_0: diag(2749, ts.DiagnosticCategory.Error, "_0_refers_to_a_value_but_is_being_used_as_a_type_here_Did_you_mean_typeof_0_2749", "'{0}' refers to a value, but is being used as a type here. Did you mean 'typeof {0}'?"),
-        The_implementation_signature_is_declared_here: diag(2750, ts.DiagnosticCategory.Error, "The_implementation_signature_is_declared_here_2750", "The implementation signature is declared here."),
-        Circularity_originates_in_type_at_this_location: diag(2751, ts.DiagnosticCategory.Error, "Circularity_originates_in_type_at_this_location_2751", "Circularity originates in type at this location."),
-        The_first_export_default_is_here: diag(2752, ts.DiagnosticCategory.Error, "The_first_export_default_is_here_2752", "The first export default is here."),
-        Another_export_default_is_here: diag(2753, ts.DiagnosticCategory.Error, "Another_export_default_is_here_2753", "Another export default is here."),
-        super_may_not_use_type_arguments: diag(2754, ts.DiagnosticCategory.Error, "super_may_not_use_type_arguments_2754", "'super' may not use type arguments."),
-        No_constituent_of_type_0_is_callable: diag(2755, ts.DiagnosticCategory.Error, "No_constituent_of_type_0_is_callable_2755", "No constituent of type '{0}' is callable."),
-        Not_all_constituents_of_type_0_are_callable: diag(2756, ts.DiagnosticCategory.Error, "Not_all_constituents_of_type_0_are_callable_2756", "Not all constituents of type '{0}' are callable."),
-        Type_0_has_no_call_signatures: diag(2757, ts.DiagnosticCategory.Error, "Type_0_has_no_call_signatures_2757", "Type '{0}' has no call signatures."),
-        Each_member_of_the_union_type_0_has_signatures_but_none_of_those_signatures_are_compatible_with_each_other: diag(2758, ts.DiagnosticCategory.Error, "Each_member_of_the_union_type_0_has_signatures_but_none_of_those_signatures_are_compatible_with_each_2758", "Each member of the union type '{0}' has signatures, but none of those signatures are compatible with each other."),
-        No_constituent_of_type_0_is_constructable: diag(2759, ts.DiagnosticCategory.Error, "No_constituent_of_type_0_is_constructable_2759", "No constituent of type '{0}' is constructable."),
-        Not_all_constituents_of_type_0_are_constructable: diag(2760, ts.DiagnosticCategory.Error, "Not_all_constituents_of_type_0_are_constructable_2760", "Not all constituents of type '{0}' are constructable."),
-        Type_0_has_no_construct_signatures: diag(2761, ts.DiagnosticCategory.Error, "Type_0_has_no_construct_signatures_2761", "Type '{0}' has no construct signatures."),
-        Each_member_of_the_union_type_0_has_construct_signatures_but_none_of_those_signatures_are_compatible_with_each_other: diag(2762, ts.DiagnosticCategory.Error, "Each_member_of_the_union_type_0_has_construct_signatures_but_none_of_those_signatures_are_compatible_2762", "Each member of the union type '{0}' has construct signatures, but none of those signatures are compatible with each other."),
-        Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_for_of_will_always_send_0: diag(2763, ts.DiagnosticCategory.Error, "Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_for_of_will_always_s_2763", "Cannot iterate value because the 'next' method of its iterator expects type '{1}', but for-of will always send '{0}'."),
-        Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_array_spread_will_always_send_0: diag(2764, ts.DiagnosticCategory.Error, "Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_array_spread_will_al_2764", "Cannot iterate value because the 'next' method of its iterator expects type '{1}', but array spread will always send '{0}'."),
-        Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_array_destructuring_will_always_send_0: diag(2765, ts.DiagnosticCategory.Error, "Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_array_destructuring__2765", "Cannot iterate value because the 'next' method of its iterator expects type '{1}', but array destructuring will always send '{0}'."),
-        Cannot_delegate_iteration_to_value_because_the_next_method_of_its_iterator_expects_type_1_but_the_containing_generator_will_always_send_0: diag(2766, ts.DiagnosticCategory.Error, "Cannot_delegate_iteration_to_value_because_the_next_method_of_its_iterator_expects_type_1_but_the_co_2766", "Cannot delegate iteration to value because the 'next' method of its iterator expects type '{1}', but the containing generator will always send '{0}'."),
-        The_0_property_of_an_iterator_must_be_a_method: diag(2767, ts.DiagnosticCategory.Error, "The_0_property_of_an_iterator_must_be_a_method_2767", "The '{0}' property of an iterator must be a method."),
-        The_0_property_of_an_async_iterator_must_be_a_method: diag(2768, ts.DiagnosticCategory.Error, "The_0_property_of_an_async_iterator_must_be_a_method_2768", "The '{0}' property of an async iterator must be a method."),
-        No_overload_matches_this_call: diag(2769, ts.DiagnosticCategory.Error, "No_overload_matches_this_call_2769", "No overload matches this call."),
-        The_last_overload_gave_the_following_error: diag(2770, ts.DiagnosticCategory.Error, "The_last_overload_gave_the_following_error_2770", "The last overload gave the following error."),
-        The_last_overload_is_declared_here: diag(2771, ts.DiagnosticCategory.Error, "The_last_overload_is_declared_here_2771", "The last overload is declared here."),
-        Overload_0_of_1_2_gave_the_following_error: diag(2772, ts.DiagnosticCategory.Error, "Overload_0_of_1_2_gave_the_following_error_2772", "Overload {0} of {1}, '{2}', gave the following error."),
-        Did_you_forget_to_use_await: diag(2773, ts.DiagnosticCategory.Error, "Did_you_forget_to_use_await_2773", "Did you forget to use 'await'?"),
-        This_condition_will_always_return_true_since_the_function_is_always_defined_Did_you_mean_to_call_it_instead: diag(2774, ts.DiagnosticCategory.Error, "This_condition_will_always_return_true_since_the_function_is_always_defined_Did_you_mean_to_call_it__2774", "This condition will always return true since the function is always defined. Did you mean to call it instead?"),
-        Assertions_require_every_name_in_the_call_target_to_be_declared_with_an_explicit_type_annotation: diag(2775, ts.DiagnosticCategory.Error, "Assertions_require_every_name_in_the_call_target_to_be_declared_with_an_explicit_type_annotation_2775", "Assertions require every name in the call target to be declared with an explicit type annotation."),
-        Assertions_require_the_call_target_to_be_an_identifier_or_qualified_name: diag(2776, ts.DiagnosticCategory.Error, "Assertions_require_the_call_target_to_be_an_identifier_or_qualified_name_2776", "Assertions require the call target to be an identifier or qualified name."),
-        The_operand_of_an_increment_or_decrement_operator_may_not_be_an_optional_property_access: diag(2777, ts.DiagnosticCategory.Error, "The_operand_of_an_increment_or_decrement_operator_may_not_be_an_optional_property_access_2777", "The operand of an increment or decrement operator may not be an optional property access."),
-        The_target_of_an_object_rest_assignment_may_not_be_an_optional_property_access: diag(2778, ts.DiagnosticCategory.Error, "The_target_of_an_object_rest_assignment_may_not_be_an_optional_property_access_2778", "The target of an object rest assignment may not be an optional property access."),
-        The_left_hand_side_of_an_assignment_expression_may_not_be_an_optional_property_access: diag(2779, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_assignment_expression_may_not_be_an_optional_property_access_2779", "The left-hand side of an assignment expression may not be an optional property access."),
-        The_left_hand_side_of_a_for_in_statement_may_not_be_an_optional_property_access: diag(2780, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_may_not_be_an_optional_property_access_2780", "The left-hand side of a 'for...in' statement may not be an optional property access."),
-        The_left_hand_side_of_a_for_of_statement_may_not_be_an_optional_property_access: diag(2781, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_may_not_be_an_optional_property_access_2781", "The left-hand side of a 'for...of' statement may not be an optional property access."),
-        _0_needs_an_explicit_type_annotation: diag(2782, ts.DiagnosticCategory.Message, "_0_needs_an_explicit_type_annotation_2782", "'{0}' needs an explicit type annotation."),
-        _0_is_specified_more_than_once_so_this_usage_will_be_overwritten: diag(2783, ts.DiagnosticCategory.Error, "_0_is_specified_more_than_once_so_this_usage_will_be_overwritten_2783", "'{0}' is specified more than once, so this usage will be overwritten."),
-        get_and_set_accessors_cannot_declare_this_parameters: diag(2784, ts.DiagnosticCategory.Error, "get_and_set_accessors_cannot_declare_this_parameters_2784", "'get' and 'set' accessors cannot declare 'this' parameters."),
-        This_spread_always_overwrites_this_property: diag(2785, ts.DiagnosticCategory.Error, "This_spread_always_overwrites_this_property_2785", "This spread always overwrites this property."),
-        _0_cannot_be_used_as_a_JSX_component: diag(2786, ts.DiagnosticCategory.Error, "_0_cannot_be_used_as_a_JSX_component_2786", "'{0}' cannot be used as a JSX component."),
-        Its_return_type_0_is_not_a_valid_JSX_element: diag(2787, ts.DiagnosticCategory.Error, "Its_return_type_0_is_not_a_valid_JSX_element_2787", "Its return type '{0}' is not a valid JSX element."),
-        Its_instance_type_0_is_not_a_valid_JSX_element: diag(2788, ts.DiagnosticCategory.Error, "Its_instance_type_0_is_not_a_valid_JSX_element_2788", "Its instance type '{0}' is not a valid JSX element."),
-        Its_element_type_0_is_not_a_valid_JSX_element: diag(2789, ts.DiagnosticCategory.Error, "Its_element_type_0_is_not_a_valid_JSX_element_2789", "Its element type '{0}' is not a valid JSX element."),
-        The_operand_of_a_delete_operator_must_be_optional: diag(2790, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_must_be_optional_2790", "The operand of a 'delete' operator must be optional."),
-        Exponentiation_cannot_be_performed_on_bigint_values_unless_the_target_option_is_set_to_es2016_or_later: diag(2791, ts.DiagnosticCategory.Error, "Exponentiation_cannot_be_performed_on_bigint_values_unless_the_target_option_is_set_to_es2016_or_lat_2791", "Exponentiation cannot be performed on 'bigint' values unless the 'target' option is set to 'es2016' or later."),
-        Cannot_find_module_0_Did_you_mean_to_set_the_moduleResolution_option_to_node_or_to_add_aliases_to_the_paths_option: diag(2792, ts.DiagnosticCategory.Error, "Cannot_find_module_0_Did_you_mean_to_set_the_moduleResolution_option_to_node_or_to_add_aliases_to_th_2792", "Cannot find module '{0}'. Did you mean to set the 'moduleResolution' option to 'node', or to add aliases to the 'paths' option?"),
-        The_call_would_have_succeeded_against_this_implementation_but_implementation_signatures_of_overloads_are_not_externally_visible: diag(2793, ts.DiagnosticCategory.Error, "The_call_would_have_succeeded_against_this_implementation_but_implementation_signatures_of_overloads_2793", "The call would have succeeded against this implementation, but implementation signatures of overloads are not externally visible."),
-        Expected_0_arguments_but_got_1_Did_you_forget_to_include_void_in_your_type_argument_to_Promise: diag(2794, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_Did_you_forget_to_include_void_in_your_type_argument_to_Promise_2794", "Expected {0} arguments, but got {1}. Did you forget to include 'void' in your type argument to 'Promise'?"),
-        The_intrinsic_keyword_can_only_be_used_to_declare_compiler_provided_intrinsic_types: diag(2795, ts.DiagnosticCategory.Error, "The_intrinsic_keyword_can_only_be_used_to_declare_compiler_provided_intrinsic_types_2795", "The 'intrinsic' keyword can only be used to declare compiler provided intrinsic types."),
-        It_is_likely_that_you_are_missing_a_comma_to_separate_these_two_template_expressions_They_form_a_tagged_template_expression_which_cannot_be_invoked: diag(2796, ts.DiagnosticCategory.Error, "It_is_likely_that_you_are_missing_a_comma_to_separate_these_two_template_expressions_They_form_a_tag_2796", "It is likely that you are missing a comma to separate these two template expressions. They form a tagged template expression which cannot be invoked."),
-        Import_declaration_0_is_using_private_name_1: diag(4000, ts.DiagnosticCategory.Error, "Import_declaration_0_is_using_private_name_1_4000", "Import declaration '{0}' is using private name '{1}'."),
-        Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: diag(4002, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", "Type parameter '{0}' of exported class has or is using private name '{1}'."),
-        Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: diag(4004, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", "Type parameter '{0}' of exported interface has or is using private name '{1}'."),
-        Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4006, ts.DiagnosticCategory.Error, "Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4006", "Type parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."),
-        Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4008, ts.DiagnosticCategory.Error, "Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4008", "Type parameter '{0}' of call signature from exported interface has or is using private name '{1}'."),
-        Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4010, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4010", "Type parameter '{0}' of public static method from exported class has or is using private name '{1}'."),
-        Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4012, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4012", "Type parameter '{0}' of public method from exported class has or is using private name '{1}'."),
-        Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4014, ts.DiagnosticCategory.Error, "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", "Type parameter '{0}' of method from exported interface has or is using private name '{1}'."),
-        Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4016, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", "Type parameter '{0}' of exported function has or is using private name '{1}'."),
-        Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4019, ts.DiagnosticCategory.Error, "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", "Implements clause of exported class '{0}' has or is using private name '{1}'."),
-        extends_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4020, ts.DiagnosticCategory.Error, "extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", "'extends' clause of exported class '{0}' has or is using private name '{1}'."),
-        extends_clause_of_exported_class_has_or_is_using_private_name_0: diag(4021, ts.DiagnosticCategory.Error, "extends_clause_of_exported_class_has_or_is_using_private_name_0_4021", "'extends' clause of exported class has or is using private name '{0}'."),
-        extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: diag(4022, ts.DiagnosticCategory.Error, "extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", "'extends' clause of exported interface '{0}' has or is using private name '{1}'."),
-        Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4023, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named."),
-        Exported_variable_0_has_or_is_using_name_1_from_private_module_2: diag(4024, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", "Exported variable '{0}' has or is using name '{1}' from private module '{2}'."),
-        Exported_variable_0_has_or_is_using_private_name_1: diag(4025, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_private_name_1_4025", "Exported variable '{0}' has or is using private name '{1}'."),
-        Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4026, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot__4026", "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4027, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4027", "Public static property '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
-        Public_static_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4028, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_private_name_1_4028", "Public static property '{0}' of exported class has or is using private name '{1}'."),
-        Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4029, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_name_4029", "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4030, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4030", "Public property '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
-        Public_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4031, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_private_name_1_4031", "Public property '{0}' of exported class has or is using private name '{1}'."),
-        Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4032, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4032", "Property '{0}' of exported interface has or is using name '{1}' from private module '{2}'."),
-        Property_0_of_exported_interface_has_or_is_using_private_name_1: diag(4033, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_private_name_1_4033", "Property '{0}' of exported interface has or is using private name '{1}'."),
-        Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4034, ts.DiagnosticCategory.Error, "Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_name_1_from_private_mod_4034", "Parameter type of public static setter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
-        Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_private_name_1: diag(4035, ts.DiagnosticCategory.Error, "Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_private_name_1_4035", "Parameter type of public static setter '{0}' from exported class has or is using private name '{1}'."),
-        Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4036, ts.DiagnosticCategory.Error, "Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2_4036", "Parameter type of public setter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
-        Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_private_name_1: diag(4037, ts.DiagnosticCategory.Error, "Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_private_name_1_4037", "Parameter type of public setter '{0}' from exported class has or is using private name '{1}'."),
-        Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4038, ts.DiagnosticCategory.Error, "Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_external_modul_4038", "Return type of public static getter '{0}' from exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4039, ts.DiagnosticCategory.Error, "Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_4039", "Return type of public static getter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
-        Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_private_name_1: diag(4040, ts.DiagnosticCategory.Error, "Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_private_name_1_4040", "Return type of public static getter '{0}' from exported class has or is using private name '{1}'."),
-        Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4041, ts.DiagnosticCategory.Error, "Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_4041", "Return type of public getter '{0}' from exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4042, ts.DiagnosticCategory.Error, "Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2_4042", "Return type of public getter '{0}' from exported class has or is using name '{1}' from private module '{2}'."),
-        Return_type_of_public_getter_0_from_exported_class_has_or_is_using_private_name_1: diag(4043, ts.DiagnosticCategory.Error, "Return_type_of_public_getter_0_from_exported_class_has_or_is_using_private_name_1_4043", "Return type of public getter '{0}' from exported class has or is using private name '{1}'."),
-        Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4044, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_mod_4044", "Return type of constructor signature from exported interface has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4045, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0_4045", "Return type of constructor signature from exported interface has or is using private name '{0}'."),
-        Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4046, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4046", "Return type of call signature from exported interface has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4047, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0_4047", "Return type of call signature from exported interface has or is using private name '{0}'."),
-        Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4048, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4048", "Return type of index signature from exported interface has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4049, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0_4049", "Return type of index signature from exported interface has or is using private name '{0}'."),
-        Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4050, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module__4050", "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named."),
-        Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4051, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4051", "Return type of public static method from exported class has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0: diag(4052, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0_4052", "Return type of public static method from exported class has or is using private name '{0}'."),
-        Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4053, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_c_4053", "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named."),
-        Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4054, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4054", "Return type of public method from exported class has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0: diag(4055, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0_4055", "Return type of public method from exported class has or is using private name '{0}'."),
-        Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4056, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4056", "Return type of method from exported interface has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0: diag(4057, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0_4057", "Return type of method from exported interface has or is using private name '{0}'."),
-        Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4058, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named_4058", "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named."),
-        Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1: diag(4059, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1_4059", "Return type of exported function has or is using name '{0}' from private module '{1}'."),
-        Return_type_of_exported_function_has_or_is_using_private_name_0: diag(4060, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_private_name_0_4060", "Return type of exported function has or is using private name '{0}'."),
-        Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4061, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_can_4061", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4062, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2_4062", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1: diag(4063, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1_4063", "Parameter '{0}' of constructor from exported class has or is using private name '{1}'."),
-        Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4064, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_mod_4064", "Parameter '{0}' of constructor signature from exported interface has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4065, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4065", "Parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."),
-        Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4066, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4066", "Parameter '{0}' of call signature from exported interface has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4067, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4067", "Parameter '{0}' of call signature from exported interface has or is using private name '{1}'."),
-        Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4068, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module__4068", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4069, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4069", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4070, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4070", "Parameter '{0}' of public static method from exported class has or is using private name '{1}'."),
-        Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4071, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_c_4071", "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4072, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4072", "Parameter '{0}' of public method from exported class has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4073, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4073", "Parameter '{0}' of public method from exported class has or is using private name '{1}'."),
-        Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4074, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4074", "Parameter '{0}' of method from exported interface has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4075, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4075", "Parameter '{0}' of method from exported interface has or is using private name '{1}'."),
-        Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4076, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4076", "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named."),
-        Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2: diag(4077, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2_4077", "Parameter '{0}' of exported function has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4078, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_private_name_1_4078", "Parameter '{0}' of exported function has or is using private name '{1}'."),
-        Exported_type_alias_0_has_or_is_using_private_name_1: diag(4081, ts.DiagnosticCategory.Error, "Exported_type_alias_0_has_or_is_using_private_name_1_4081", "Exported type alias '{0}' has or is using private name '{1}'."),
-        Default_export_of_the_module_has_or_is_using_private_name_0: diag(4082, ts.DiagnosticCategory.Error, "Default_export_of_the_module_has_or_is_using_private_name_0_4082", "Default export of the module has or is using private name '{0}'."),
-        Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: diag(4083, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", "Type parameter '{0}' of exported type alias has or is using private name '{1}'."),
-        Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: diag(4090, ts.DiagnosticCategory.Error, "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict."),
-        Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4091, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4092, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'."),
-        Property_0_of_exported_class_expression_may_not_be_private_or_protected: diag(4094, ts.DiagnosticCategory.Error, "Property_0_of_exported_class_expression_may_not_be_private_or_protected_4094", "Property '{0}' of exported class expression may not be private or protected."),
-        Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4095, ts.DiagnosticCategory.Error, "Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_4095", "Public static method '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4096, ts.DiagnosticCategory.Error, "Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4096", "Public static method '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
-        Public_static_method_0_of_exported_class_has_or_is_using_private_name_1: diag(4097, ts.DiagnosticCategory.Error, "Public_static_method_0_of_exported_class_has_or_is_using_private_name_1_4097", "Public static method '{0}' of exported class has or is using private name '{1}'."),
-        Public_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4098, ts.DiagnosticCategory.Error, "Public_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4098", "Public method '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."),
-        Public_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4099, ts.DiagnosticCategory.Error, "Public_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4099", "Public method '{0}' of exported class has or is using name '{1}' from private module '{2}'."),
-        Public_method_0_of_exported_class_has_or_is_using_private_name_1: diag(4100, ts.DiagnosticCategory.Error, "Public_method_0_of_exported_class_has_or_is_using_private_name_1_4100", "Public method '{0}' of exported class has or is using private name '{1}'."),
-        Method_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4101, ts.DiagnosticCategory.Error, "Method_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4101", "Method '{0}' of exported interface has or is using name '{1}' from private module '{2}'."),
-        Method_0_of_exported_interface_has_or_is_using_private_name_1: diag(4102, ts.DiagnosticCategory.Error, "Method_0_of_exported_interface_has_or_is_using_private_name_1_4102", "Method '{0}' of exported interface has or is using private name '{1}'."),
-        Type_parameter_0_of_exported_mapped_object_type_is_using_private_name_1: diag(4103, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_mapped_object_type_is_using_private_name_1_4103", "Type parameter '{0}' of exported mapped object type is using private name '{1}'."),
-        The_type_0_is_readonly_and_cannot_be_assigned_to_the_mutable_type_1: diag(4104, ts.DiagnosticCategory.Error, "The_type_0_is_readonly_and_cannot_be_assigned_to_the_mutable_type_1_4104", "The type '{0}' is 'readonly' and cannot be assigned to the mutable type '{1}'."),
-        Private_or_protected_member_0_cannot_be_accessed_on_a_type_parameter: diag(4105, ts.DiagnosticCategory.Error, "Private_or_protected_member_0_cannot_be_accessed_on_a_type_parameter_4105", "Private or protected member '{0}' cannot be accessed on a type parameter."),
-        Parameter_0_of_accessor_has_or_is_using_private_name_1: diag(4106, ts.DiagnosticCategory.Error, "Parameter_0_of_accessor_has_or_is_using_private_name_1_4106", "Parameter '{0}' of accessor has or is using private name '{1}'."),
-        Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2: diag(4107, ts.DiagnosticCategory.Error, "Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2_4107", "Parameter '{0}' of accessor has or is using name '{1}' from private module '{2}'."),
-        Parameter_0_of_accessor_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4108, ts.DiagnosticCategory.Error, "Parameter_0_of_accessor_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4108", "Parameter '{0}' of accessor has or is using name '{1}' from external module '{2}' but cannot be named."),
-        Type_arguments_for_0_circularly_reference_themselves: diag(4109, ts.DiagnosticCategory.Error, "Type_arguments_for_0_circularly_reference_themselves_4109", "Type arguments for '{0}' circularly reference themselves."),
-        Tuple_type_arguments_circularly_reference_themselves: diag(4110, ts.DiagnosticCategory.Error, "Tuple_type_arguments_circularly_reference_themselves_4110", "Tuple type arguments circularly reference themselves."),
-        The_current_host_does_not_support_the_0_option: diag(5001, ts.DiagnosticCategory.Error, "The_current_host_does_not_support_the_0_option_5001", "The current host does not support the '{0}' option."),
-        Cannot_find_the_common_subdirectory_path_for_the_input_files: diag(5009, ts.DiagnosticCategory.Error, "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", "Cannot find the common subdirectory path for the input files."),
-        File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5010, ts.DiagnosticCategory.Error, "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", "File specification cannot end in a recursive directory wildcard ('**'): '{0}'."),
-        Cannot_read_file_0_Colon_1: diag(5012, ts.DiagnosticCategory.Error, "Cannot_read_file_0_Colon_1_5012", "Cannot read file '{0}': {1}."),
-        Failed_to_parse_file_0_Colon_1: diag(5014, ts.DiagnosticCategory.Error, "Failed_to_parse_file_0_Colon_1_5014", "Failed to parse file '{0}': {1}."),
-        Unknown_compiler_option_0: diag(5023, ts.DiagnosticCategory.Error, "Unknown_compiler_option_0_5023", "Unknown compiler option '{0}'."),
-        Compiler_option_0_requires_a_value_of_type_1: diag(5024, ts.DiagnosticCategory.Error, "Compiler_option_0_requires_a_value_of_type_1_5024", "Compiler option '{0}' requires a value of type {1}."),
-        Unknown_compiler_option_0_Did_you_mean_1: diag(5025, ts.DiagnosticCategory.Error, "Unknown_compiler_option_0_Did_you_mean_1_5025", "Unknown compiler option '{0}'. Did you mean '{1}'?"),
-        Could_not_write_file_0_Colon_1: diag(5033, ts.DiagnosticCategory.Error, "Could_not_write_file_0_Colon_1_5033", "Could not write file '{0}': {1}."),
-        Option_project_cannot_be_mixed_with_source_files_on_a_command_line: diag(5042, ts.DiagnosticCategory.Error, "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", "Option 'project' cannot be mixed with source files on a command line."),
-        Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: diag(5047, ts.DiagnosticCategory.Error, "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher."),
-        Option_0_cannot_be_specified_when_option_target_is_ES3: diag(5048, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_when_option_target_is_ES3_5048", "Option '{0}' cannot be specified when option 'target' is 'ES3'."),
-        Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: diag(5051, ts.DiagnosticCategory.Error, "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided."),
-        Option_0_cannot_be_specified_without_specifying_option_1: diag(5052, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_without_specifying_option_1_5052", "Option '{0}' cannot be specified without specifying option '{1}'."),
-        Option_0_cannot_be_specified_with_option_1: diag(5053, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_with_option_1_5053", "Option '{0}' cannot be specified with option '{1}'."),
-        A_tsconfig_json_file_is_already_defined_at_Colon_0: diag(5054, ts.DiagnosticCategory.Error, "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", "A 'tsconfig.json' file is already defined at: '{0}'."),
-        Cannot_write_file_0_because_it_would_overwrite_input_file: diag(5055, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", "Cannot write file '{0}' because it would overwrite input file."),
-        Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: diag(5056, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", "Cannot write file '{0}' because it would be overwritten by multiple input files."),
-        Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: diag(5057, ts.DiagnosticCategory.Error, "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", "Cannot find a tsconfig.json file at the specified directory: '{0}'."),
-        The_specified_path_does_not_exist_Colon_0: diag(5058, ts.DiagnosticCategory.Error, "The_specified_path_does_not_exist_Colon_0_5058", "The specified path does not exist: '{0}'."),
-        Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: diag(5059, ts.DiagnosticCategory.Error, "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier."),
-        Pattern_0_can_have_at_most_one_Asterisk_character: diag(5061, ts.DiagnosticCategory.Error, "Pattern_0_can_have_at_most_one_Asterisk_character_5061", "Pattern '{0}' can have at most one '*' character."),
-        Substitution_0_in_pattern_1_can_have_at_most_one_Asterisk_character: diag(5062, ts.DiagnosticCategory.Error, "Substitution_0_in_pattern_1_can_have_at_most_one_Asterisk_character_5062", "Substitution '{0}' in pattern '{1}' can have at most one '*' character."),
-        Substitutions_for_pattern_0_should_be_an_array: diag(5063, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_should_be_an_array_5063", "Substitutions for pattern '{0}' should be an array."),
-        Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: diag(5064, ts.DiagnosticCategory.Error, "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'."),
-        File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5065, ts.DiagnosticCategory.Error, "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'."),
-        Substitutions_for_pattern_0_shouldn_t_be_an_empty_array: diag(5066, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_shouldn_t_be_an_empty_array_5066", "Substitutions for pattern '{0}' shouldn't be an empty array."),
-        Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name: diag(5067, ts.DiagnosticCategory.Error, "Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name_5067", "Invalid value for 'jsxFactory'. '{0}' is not a valid identifier or qualified-name."),
-        Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: diag(5068, ts.DiagnosticCategory.Error, "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__5068", "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig."),
-        Option_0_cannot_be_specified_without_specifying_option_1_or_option_2: diag(5069, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_without_specifying_option_1_or_option_2_5069", "Option '{0}' cannot be specified without specifying option '{1}' or option '{2}'."),
-        Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy: diag(5070, ts.DiagnosticCategory.Error, "Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy_5070", "Option '--resolveJsonModule' cannot be specified without 'node' module resolution strategy."),
-        Option_resolveJsonModule_can_only_be_specified_when_module_code_generation_is_commonjs_amd_es2015_or_esNext: diag(5071, ts.DiagnosticCategory.Error, "Option_resolveJsonModule_can_only_be_specified_when_module_code_generation_is_commonjs_amd_es2015_or_5071", "Option '--resolveJsonModule' can only be specified when module code generation is 'commonjs', 'amd', 'es2015' or 'esNext'."),
-        Unknown_build_option_0: diag(5072, ts.DiagnosticCategory.Error, "Unknown_build_option_0_5072", "Unknown build option '{0}'."),
-        Build_option_0_requires_a_value_of_type_1: diag(5073, ts.DiagnosticCategory.Error, "Build_option_0_requires_a_value_of_type_1_5073", "Build option '{0}' requires a value of type {1}."),
-        Option_incremental_can_only_be_specified_using_tsconfig_emitting_to_single_file_or_when_option_tsBuildInfoFile_is_specified: diag(5074, ts.DiagnosticCategory.Error, "Option_incremental_can_only_be_specified_using_tsconfig_emitting_to_single_file_or_when_option_tsBui_5074", "Option '--incremental' can only be specified using tsconfig, emitting to single file or when option `--tsBuildInfoFile` is specified."),
-        _0_is_assignable_to_the_constraint_of_type_1_but_1_could_be_instantiated_with_a_different_subtype_of_constraint_2: diag(5075, ts.DiagnosticCategory.Error, "_0_is_assignable_to_the_constraint_of_type_1_but_1_could_be_instantiated_with_a_different_subtype_of_5075", "'{0}' is assignable to the constraint of type '{1}', but '{1}' could be instantiated with a different subtype of constraint '{2}'."),
-        _0_and_1_operations_cannot_be_mixed_without_parentheses: diag(5076, ts.DiagnosticCategory.Error, "_0_and_1_operations_cannot_be_mixed_without_parentheses_5076", "'{0}' and '{1}' operations cannot be mixed without parentheses."),
-        Unknown_build_option_0_Did_you_mean_1: diag(5077, ts.DiagnosticCategory.Error, "Unknown_build_option_0_Did_you_mean_1_5077", "Unknown build option '{0}'. Did you mean '{1}'?"),
-        Unknown_watch_option_0: diag(5078, ts.DiagnosticCategory.Error, "Unknown_watch_option_0_5078", "Unknown watch option '{0}'."),
-        Unknown_watch_option_0_Did_you_mean_1: diag(5079, ts.DiagnosticCategory.Error, "Unknown_watch_option_0_Did_you_mean_1_5079", "Unknown watch option '{0}'. Did you mean '{1}'?"),
-        Watch_option_0_requires_a_value_of_type_1: diag(5080, ts.DiagnosticCategory.Error, "Watch_option_0_requires_a_value_of_type_1_5080", "Watch option '{0}' requires a value of type {1}."),
-        Cannot_find_a_tsconfig_json_file_at_the_current_directory_Colon_0: diag(5081, ts.DiagnosticCategory.Error, "Cannot_find_a_tsconfig_json_file_at_the_current_directory_Colon_0_5081", "Cannot find a tsconfig.json file at the current directory: {0}."),
-        _0_could_be_instantiated_with_an_arbitrary_type_which_could_be_unrelated_to_1: diag(5082, ts.DiagnosticCategory.Error, "_0_could_be_instantiated_with_an_arbitrary_type_which_could_be_unrelated_to_1_5082", "'{0}' could be instantiated with an arbitrary type which could be unrelated to '{1}'."),
-        Cannot_read_file_0: diag(5083, ts.DiagnosticCategory.Error, "Cannot_read_file_0_5083", "Cannot read file '{0}'."),
-        Tuple_members_must_all_have_names_or_all_not_have_names: diag(5084, ts.DiagnosticCategory.Error, "Tuple_members_must_all_have_names_or_all_not_have_names_5084", "Tuple members must all have names or all not have names."),
-        A_tuple_member_cannot_be_both_optional_and_rest: diag(5085, ts.DiagnosticCategory.Error, "A_tuple_member_cannot_be_both_optional_and_rest_5085", "A tuple member cannot be both optional and rest."),
-        A_labeled_tuple_element_is_declared_as_optional_with_a_question_mark_after_the_name_and_before_the_colon_rather_than_after_the_type: diag(5086, ts.DiagnosticCategory.Error, "A_labeled_tuple_element_is_declared_as_optional_with_a_question_mark_after_the_name_and_before_the_c_5086", "A labeled tuple element is declared as optional with a question mark after the name and before the colon, rather than after the type."),
-        A_labeled_tuple_element_is_declared_as_rest_with_a_before_the_name_rather_than_before_the_type: diag(5087, ts.DiagnosticCategory.Error, "A_labeled_tuple_element_is_declared_as_rest_with_a_before_the_name_rather_than_before_the_type_5087", "A labeled tuple element is declared as rest with a `...` before the name, rather than before the type."),
-        The_inferred_type_of_0_references_a_type_with_a_cyclic_structure_which_cannot_be_trivially_serialized_A_type_annotation_is_necessary: diag(5088, ts.DiagnosticCategory.Error, "The_inferred_type_of_0_references_a_type_with_a_cyclic_structure_which_cannot_be_trivially_serialize_5088", "The inferred type of '{0}' references a type with a cyclic structure which cannot be trivially serialized. A type annotation is necessary."),
-        Option_0_cannot_be_specified_when_option_jsx_is_1: diag(5089, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_when_option_jsx_is_1_5089", "Option '{0}' cannot be specified when option 'jsx' is '{1}'."),
-        Non_relative_paths_are_not_allowed_when_baseUrl_is_not_set_Did_you_forget_a_leading_Slash: diag(5090, ts.DiagnosticCategory.Error, "Non_relative_paths_are_not_allowed_when_baseUrl_is_not_set_Did_you_forget_a_leading_Slash_5090", "Non-relative paths are not allowed when 'baseUrl' is not set. Did you forget a leading './'?"),
-        Generates_a_sourcemap_for_each_corresponding_d_ts_file: diag(6000, ts.DiagnosticCategory.Message, "Generates_a_sourcemap_for_each_corresponding_d_ts_file_6000", "Generates a sourcemap for each corresponding '.d.ts' file."),
-        Concatenate_and_emit_output_to_single_file: diag(6001, ts.DiagnosticCategory.Message, "Concatenate_and_emit_output_to_single_file_6001", "Concatenate and emit output to single file."),
-        Generates_corresponding_d_ts_file: diag(6002, ts.DiagnosticCategory.Message, "Generates_corresponding_d_ts_file_6002", "Generates corresponding '.d.ts' file."),
-        Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: diag(6003, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations_6003", "Specify the location where debugger should locate map files instead of generated locations."),
-        Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: diag(6004, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations_6004", "Specify the location where debugger should locate TypeScript files instead of source locations."),
-        Watch_input_files: diag(6005, ts.DiagnosticCategory.Message, "Watch_input_files_6005", "Watch input files."),
-        Redirect_output_structure_to_the_directory: diag(6006, ts.DiagnosticCategory.Message, "Redirect_output_structure_to_the_directory_6006", "Redirect output structure to the directory."),
-        Do_not_erase_const_enum_declarations_in_generated_code: diag(6007, ts.DiagnosticCategory.Message, "Do_not_erase_const_enum_declarations_in_generated_code_6007", "Do not erase const enum declarations in generated code."),
-        Do_not_emit_outputs_if_any_errors_were_reported: diag(6008, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_if_any_errors_were_reported_6008", "Do not emit outputs if any errors were reported."),
-        Do_not_emit_comments_to_output: diag(6009, ts.DiagnosticCategory.Message, "Do_not_emit_comments_to_output_6009", "Do not emit comments to output."),
-        Do_not_emit_outputs: diag(6010, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_6010", "Do not emit outputs."),
-        Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: diag(6011, ts.DiagnosticCategory.Message, "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", "Allow default imports from modules with no default export. This does not affect code emit, just typechecking."),
-        Skip_type_checking_of_declaration_files: diag(6012, ts.DiagnosticCategory.Message, "Skip_type_checking_of_declaration_files_6012", "Skip type checking of declaration files."),
-        Do_not_resolve_the_real_path_of_symlinks: diag(6013, ts.DiagnosticCategory.Message, "Do_not_resolve_the_real_path_of_symlinks_6013", "Do not resolve the real path of symlinks."),
-        Only_emit_d_ts_declaration_files: diag(6014, ts.DiagnosticCategory.Message, "Only_emit_d_ts_declaration_files_6014", "Only emit '.d.ts' declaration files."),
-        Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_ES2018_ES2019_ES2020_or_ESNEXT: diag(6015, ts.DiagnosticCategory.Message, "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_ES2018_ES2019_ES2020_or_6015", "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'."),
-        Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_es2020_or_ESNext: diag(6016, ts.DiagnosticCategory.Message, "Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_es2020_or_ESNext_6016", "Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'."),
-        Print_this_message: diag(6017, ts.DiagnosticCategory.Message, "Print_this_message_6017", "Print this message."),
-        Print_the_compiler_s_version: diag(6019, ts.DiagnosticCategory.Message, "Print_the_compiler_s_version_6019", "Print the compiler's version."),
-        Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json: diag(6020, ts.DiagnosticCategory.Message, "Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json_6020", "Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'."),
-        Syntax_Colon_0: diag(6023, ts.DiagnosticCategory.Message, "Syntax_Colon_0_6023", "Syntax: {0}"),
-        options: diag(6024, ts.DiagnosticCategory.Message, "options_6024", "options"),
-        file: diag(6025, ts.DiagnosticCategory.Message, "file_6025", "file"),
-        Examples_Colon_0: diag(6026, ts.DiagnosticCategory.Message, "Examples_Colon_0_6026", "Examples: {0}"),
-        Options_Colon: diag(6027, ts.DiagnosticCategory.Message, "Options_Colon_6027", "Options:"),
-        Version_0: diag(6029, ts.DiagnosticCategory.Message, "Version_0_6029", "Version {0}"),
-        Insert_command_line_options_and_files_from_a_file: diag(6030, ts.DiagnosticCategory.Message, "Insert_command_line_options_and_files_from_a_file_6030", "Insert command line options and files from a file."),
-        Starting_compilation_in_watch_mode: diag(6031, ts.DiagnosticCategory.Message, "Starting_compilation_in_watch_mode_6031", "Starting compilation in watch mode..."),
-        File_change_detected_Starting_incremental_compilation: diag(6032, ts.DiagnosticCategory.Message, "File_change_detected_Starting_incremental_compilation_6032", "File change detected. Starting incremental compilation..."),
-        KIND: diag(6034, ts.DiagnosticCategory.Message, "KIND_6034", "KIND"),
-        FILE: diag(6035, ts.DiagnosticCategory.Message, "FILE_6035", "FILE"),
-        VERSION: diag(6036, ts.DiagnosticCategory.Message, "VERSION_6036", "VERSION"),
-        LOCATION: diag(6037, ts.DiagnosticCategory.Message, "LOCATION_6037", "LOCATION"),
-        DIRECTORY: diag(6038, ts.DiagnosticCategory.Message, "DIRECTORY_6038", "DIRECTORY"),
-        STRATEGY: diag(6039, ts.DiagnosticCategory.Message, "STRATEGY_6039", "STRATEGY"),
-        FILE_OR_DIRECTORY: diag(6040, ts.DiagnosticCategory.Message, "FILE_OR_DIRECTORY_6040", "FILE OR DIRECTORY"),
-        Generates_corresponding_map_file: diag(6043, ts.DiagnosticCategory.Message, "Generates_corresponding_map_file_6043", "Generates corresponding '.map' file."),
-        Compiler_option_0_expects_an_argument: diag(6044, ts.DiagnosticCategory.Error, "Compiler_option_0_expects_an_argument_6044", "Compiler option '{0}' expects an argument."),
-        Unterminated_quoted_string_in_response_file_0: diag(6045, ts.DiagnosticCategory.Error, "Unterminated_quoted_string_in_response_file_0_6045", "Unterminated quoted string in response file '{0}'."),
-        Argument_for_0_option_must_be_Colon_1: diag(6046, ts.DiagnosticCategory.Error, "Argument_for_0_option_must_be_Colon_1_6046", "Argument for '{0}' option must be: {1}."),
-        Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: diag(6048, ts.DiagnosticCategory.Error, "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", "Locale must be of the form <language> or <language>-<territory>. For example '{0}' or '{1}'."),
-        Unsupported_locale_0: diag(6049, ts.DiagnosticCategory.Error, "Unsupported_locale_0_6049", "Unsupported locale '{0}'."),
-        Unable_to_open_file_0: diag(6050, ts.DiagnosticCategory.Error, "Unable_to_open_file_0_6050", "Unable to open file '{0}'."),
-        Corrupted_locale_file_0: diag(6051, ts.DiagnosticCategory.Error, "Corrupted_locale_file_0_6051", "Corrupted locale file {0}."),
-        Raise_error_on_expressions_and_declarations_with_an_implied_any_type: diag(6052, ts.DiagnosticCategory.Message, "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052", "Raise error on expressions and declarations with an implied 'any' type."),
-        File_0_not_found: diag(6053, ts.DiagnosticCategory.Error, "File_0_not_found_6053", "File '{0}' not found."),
-        File_0_has_an_unsupported_extension_The_only_supported_extensions_are_1: diag(6054, ts.DiagnosticCategory.Error, "File_0_has_an_unsupported_extension_The_only_supported_extensions_are_1_6054", "File '{0}' has an unsupported extension. The only supported extensions are {1}."),
-        Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: diag(6055, ts.DiagnosticCategory.Message, "Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures_6055", "Suppress noImplicitAny errors for indexing objects lacking index signatures."),
-        Do_not_emit_declarations_for_code_that_has_an_internal_annotation: diag(6056, ts.DiagnosticCategory.Message, "Do_not_emit_declarations_for_code_that_has_an_internal_annotation_6056", "Do not emit declarations for code that has an '@internal' annotation."),
-        Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir: diag(6058, ts.DiagnosticCategory.Message, "Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir_6058", "Specify the root directory of input files. Use to control the output directory structure with --outDir."),
-        File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files: diag(6059, ts.DiagnosticCategory.Error, "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059", "File '{0}' is not under 'rootDir' '{1}'. 'rootDir' is expected to contain all source files."),
-        Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix: diag(6060, ts.DiagnosticCategory.Message, "Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix_6060", "Specify the end of line sequence to be used when emitting files: 'CRLF' (dos) or 'LF' (unix)."),
-        NEWLINE: diag(6061, ts.DiagnosticCategory.Message, "NEWLINE_6061", "NEWLINE"),
-        Option_0_can_only_be_specified_in_tsconfig_json_file_or_set_to_null_on_command_line: diag(6064, ts.DiagnosticCategory.Error, "Option_0_can_only_be_specified_in_tsconfig_json_file_or_set_to_null_on_command_line_6064", "Option '{0}' can only be specified in 'tsconfig.json' file or set to 'null' on command line."),
-        Enables_experimental_support_for_ES7_decorators: diag(6065, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_decorators_6065", "Enables experimental support for ES7 decorators."),
-        Enables_experimental_support_for_emitting_type_metadata_for_decorators: diag(6066, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_emitting_type_metadata_for_decorators_6066", "Enables experimental support for emitting type metadata for decorators."),
-        Enables_experimental_support_for_ES7_async_functions: diag(6068, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_async_functions_6068", "Enables experimental support for ES7 async functions."),
-        Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6: diag(6069, ts.DiagnosticCategory.Message, "Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6_6069", "Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6)."),
-        Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: diag(6070, ts.DiagnosticCategory.Message, "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", "Initializes a TypeScript project and creates a tsconfig.json file."),
-        Successfully_created_a_tsconfig_json_file: diag(6071, ts.DiagnosticCategory.Message, "Successfully_created_a_tsconfig_json_file_6071", "Successfully created a tsconfig.json file."),
-        Suppress_excess_property_checks_for_object_literals: diag(6072, ts.DiagnosticCategory.Message, "Suppress_excess_property_checks_for_object_literals_6072", "Suppress excess property checks for object literals."),
-        Stylize_errors_and_messages_using_color_and_context_experimental: diag(6073, ts.DiagnosticCategory.Message, "Stylize_errors_and_messages_using_color_and_context_experimental_6073", "Stylize errors and messages using color and context (experimental)."),
-        Do_not_report_errors_on_unused_labels: diag(6074, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unused_labels_6074", "Do not report errors on unused labels."),
-        Report_error_when_not_all_code_paths_in_function_return_a_value: diag(6075, ts.DiagnosticCategory.Message, "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", "Report error when not all code paths in function return a value."),
-        Report_errors_for_fallthrough_cases_in_switch_statement: diag(6076, ts.DiagnosticCategory.Message, "Report_errors_for_fallthrough_cases_in_switch_statement_6076", "Report errors for fallthrough cases in switch statement."),
-        Do_not_report_errors_on_unreachable_code: diag(6077, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unreachable_code_6077", "Do not report errors on unreachable code."),
-        Disallow_inconsistently_cased_references_to_the_same_file: diag(6078, ts.DiagnosticCategory.Message, "Disallow_inconsistently_cased_references_to_the_same_file_6078", "Disallow inconsistently-cased references to the same file."),
-        Specify_library_files_to_be_included_in_the_compilation: diag(6079, ts.DiagnosticCategory.Message, "Specify_library_files_to_be_included_in_the_compilation_6079", "Specify library files to be included in the compilation."),
-        Specify_JSX_code_generation_Colon_preserve_react_native_or_react: diag(6080, ts.DiagnosticCategory.Message, "Specify_JSX_code_generation_Colon_preserve_react_native_or_react_6080", "Specify JSX code generation: 'preserve', 'react-native', or 'react'."),
-        File_0_has_an_unsupported_extension_so_skipping_it: diag(6081, ts.DiagnosticCategory.Message, "File_0_has_an_unsupported_extension_so_skipping_it_6081", "File '{0}' has an unsupported extension, so skipping it."),
-        Only_amd_and_system_modules_are_supported_alongside_0: diag(6082, ts.DiagnosticCategory.Error, "Only_amd_and_system_modules_are_supported_alongside_0_6082", "Only 'amd' and 'system' modules are supported alongside --{0}."),
-        Base_directory_to_resolve_non_absolute_module_names: diag(6083, ts.DiagnosticCategory.Message, "Base_directory_to_resolve_non_absolute_module_names_6083", "Base directory to resolve non-absolute module names."),
-        Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit: diag(6084, ts.DiagnosticCategory.Message, "Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react__6084", "[Deprecated] Use '--jsxFactory' instead. Specify the object invoked for createElement when targeting 'react' JSX emit"),
-        Enable_tracing_of_the_name_resolution_process: diag(6085, ts.DiagnosticCategory.Message, "Enable_tracing_of_the_name_resolution_process_6085", "Enable tracing of the name resolution process."),
-        Resolving_module_0_from_1: diag(6086, ts.DiagnosticCategory.Message, "Resolving_module_0_from_1_6086", "======== Resolving module '{0}' from '{1}'. ========"),
-        Explicitly_specified_module_resolution_kind_Colon_0: diag(6087, ts.DiagnosticCategory.Message, "Explicitly_specified_module_resolution_kind_Colon_0_6087", "Explicitly specified module resolution kind: '{0}'."),
-        Module_resolution_kind_is_not_specified_using_0: diag(6088, ts.DiagnosticCategory.Message, "Module_resolution_kind_is_not_specified_using_0_6088", "Module resolution kind is not specified, using '{0}'."),
-        Module_name_0_was_successfully_resolved_to_1: diag(6089, ts.DiagnosticCategory.Message, "Module_name_0_was_successfully_resolved_to_1_6089", "======== Module name '{0}' was successfully resolved to '{1}'. ========"),
-        Module_name_0_was_not_resolved: diag(6090, ts.DiagnosticCategory.Message, "Module_name_0_was_not_resolved_6090", "======== Module name '{0}' was not resolved. ========"),
-        paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0: diag(6091, ts.DiagnosticCategory.Message, "paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0_6091", "'paths' option is specified, looking for a pattern to match module name '{0}'."),
-        Module_name_0_matched_pattern_1: diag(6092, ts.DiagnosticCategory.Message, "Module_name_0_matched_pattern_1_6092", "Module name '{0}', matched pattern '{1}'."),
-        Trying_substitution_0_candidate_module_location_Colon_1: diag(6093, ts.DiagnosticCategory.Message, "Trying_substitution_0_candidate_module_location_Colon_1_6093", "Trying substitution '{0}', candidate module location: '{1}'."),
-        Resolving_module_name_0_relative_to_base_url_1_2: diag(6094, ts.DiagnosticCategory.Message, "Resolving_module_name_0_relative_to_base_url_1_2_6094", "Resolving module name '{0}' relative to base url '{1}' - '{2}'."),
-        Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1: diag(6095, ts.DiagnosticCategory.Message, "Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1_6095", "Loading module as file / folder, candidate module location '{0}', target file type '{1}'."),
-        File_0_does_not_exist: diag(6096, ts.DiagnosticCategory.Message, "File_0_does_not_exist_6096", "File '{0}' does not exist."),
-        File_0_exist_use_it_as_a_name_resolution_result: diag(6097, ts.DiagnosticCategory.Message, "File_0_exist_use_it_as_a_name_resolution_result_6097", "File '{0}' exist - use it as a name resolution result."),
-        Loading_module_0_from_node_modules_folder_target_file_type_1: diag(6098, ts.DiagnosticCategory.Message, "Loading_module_0_from_node_modules_folder_target_file_type_1_6098", "Loading module '{0}' from 'node_modules' folder, target file type '{1}'."),
-        Found_package_json_at_0: diag(6099, ts.DiagnosticCategory.Message, "Found_package_json_at_0_6099", "Found 'package.json' at '{0}'."),
-        package_json_does_not_have_a_0_field: diag(6100, ts.DiagnosticCategory.Message, "package_json_does_not_have_a_0_field_6100", "'package.json' does not have a '{0}' field."),
-        package_json_has_0_field_1_that_references_2: diag(6101, ts.DiagnosticCategory.Message, "package_json_has_0_field_1_that_references_2_6101", "'package.json' has '{0}' field '{1}' that references '{2}'."),
-        Allow_javascript_files_to_be_compiled: diag(6102, ts.DiagnosticCategory.Message, "Allow_javascript_files_to_be_compiled_6102", "Allow javascript files to be compiled."),
-        Option_0_should_have_array_of_strings_as_a_value: diag(6103, ts.DiagnosticCategory.Error, "Option_0_should_have_array_of_strings_as_a_value_6103", "Option '{0}' should have array of strings as a value."),
-        Checking_if_0_is_the_longest_matching_prefix_for_1_2: diag(6104, ts.DiagnosticCategory.Message, "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'."),
-        Expected_type_of_0_field_in_package_json_to_be_1_got_2: diag(6105, ts.DiagnosticCategory.Message, "Expected_type_of_0_field_in_package_json_to_be_1_got_2_6105", "Expected type of '{0}' field in 'package.json' to be '{1}', got '{2}'."),
-        baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: diag(6106, ts.DiagnosticCategory.Message, "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'."),
-        rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: diag(6107, ts.DiagnosticCategory.Message, "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", "'rootDirs' option is set, using it to resolve relative module name '{0}'."),
-        Longest_matching_prefix_for_0_is_1: diag(6108, ts.DiagnosticCategory.Message, "Longest_matching_prefix_for_0_is_1_6108", "Longest matching prefix for '{0}' is '{1}'."),
-        Loading_0_from_the_root_dir_1_candidate_location_2: diag(6109, ts.DiagnosticCategory.Message, "Loading_0_from_the_root_dir_1_candidate_location_2_6109", "Loading '{0}' from the root dir '{1}', candidate location '{2}'."),
-        Trying_other_entries_in_rootDirs: diag(6110, ts.DiagnosticCategory.Message, "Trying_other_entries_in_rootDirs_6110", "Trying other entries in 'rootDirs'."),
-        Module_resolution_using_rootDirs_has_failed: diag(6111, ts.DiagnosticCategory.Message, "Module_resolution_using_rootDirs_has_failed_6111", "Module resolution using 'rootDirs' has failed."),
-        Do_not_emit_use_strict_directives_in_module_output: diag(6112, ts.DiagnosticCategory.Message, "Do_not_emit_use_strict_directives_in_module_output_6112", "Do not emit 'use strict' directives in module output."),
-        Enable_strict_null_checks: diag(6113, ts.DiagnosticCategory.Message, "Enable_strict_null_checks_6113", "Enable strict null checks."),
-        Unknown_option_excludes_Did_you_mean_exclude: diag(6114, ts.DiagnosticCategory.Error, "Unknown_option_excludes_Did_you_mean_exclude_6114", "Unknown option 'excludes'. Did you mean 'exclude'?"),
-        Raise_error_on_this_expressions_with_an_implied_any_type: diag(6115, ts.DiagnosticCategory.Message, "Raise_error_on_this_expressions_with_an_implied_any_type_6115", "Raise error on 'this' expressions with an implied 'any' type."),
-        Resolving_type_reference_directive_0_containing_file_1_root_directory_2: diag(6116, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_2_6116", "======== Resolving type reference directive '{0}', containing file '{1}', root directory '{2}'. ========"),
-        Resolving_using_primary_search_paths: diag(6117, ts.DiagnosticCategory.Message, "Resolving_using_primary_search_paths_6117", "Resolving using primary search paths..."),
-        Resolving_from_node_modules_folder: diag(6118, ts.DiagnosticCategory.Message, "Resolving_from_node_modules_folder_6118", "Resolving from node_modules folder..."),
-        Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: diag(6119, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========"),
-        Type_reference_directive_0_was_not_resolved: diag(6120, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_not_resolved_6120", "======== Type reference directive '{0}' was not resolved. ========"),
-        Resolving_with_primary_search_path_0: diag(6121, ts.DiagnosticCategory.Message, "Resolving_with_primary_search_path_0_6121", "Resolving with primary search path '{0}'."),
-        Root_directory_cannot_be_determined_skipping_primary_search_paths: diag(6122, ts.DiagnosticCategory.Message, "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", "Root directory cannot be determined, skipping primary search paths."),
-        Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: diag(6123, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========"),
-        Type_declaration_files_to_be_included_in_compilation: diag(6124, ts.DiagnosticCategory.Message, "Type_declaration_files_to_be_included_in_compilation_6124", "Type declaration files to be included in compilation."),
-        Looking_up_in_node_modules_folder_initial_location_0: diag(6125, ts.DiagnosticCategory.Message, "Looking_up_in_node_modules_folder_initial_location_0_6125", "Looking up in 'node_modules' folder, initial location '{0}'."),
-        Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: diag(6126, ts.DiagnosticCategory.Message, "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder."),
-        Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: diag(6127, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========"),
-        Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: diag(6128, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========"),
-        Resolving_real_path_for_0_result_1: diag(6130, ts.DiagnosticCategory.Message, "Resolving_real_path_for_0_result_1_6130", "Resolving real path for '{0}', result '{1}'."),
-        Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: diag(6131, ts.DiagnosticCategory.Error, "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'."),
-        File_name_0_has_a_1_extension_stripping_it: diag(6132, ts.DiagnosticCategory.Message, "File_name_0_has_a_1_extension_stripping_it_6132", "File name '{0}' has a '{1}' extension - stripping it."),
-        _0_is_declared_but_its_value_is_never_read: diag(6133, ts.DiagnosticCategory.Error, "_0_is_declared_but_its_value_is_never_read_6133", "'{0}' is declared but its value is never read.", true),
-        Report_errors_on_unused_locals: diag(6134, ts.DiagnosticCategory.Message, "Report_errors_on_unused_locals_6134", "Report errors on unused locals."),
-        Report_errors_on_unused_parameters: diag(6135, ts.DiagnosticCategory.Message, "Report_errors_on_unused_parameters_6135", "Report errors on unused parameters."),
-        The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: diag(6136, ts.DiagnosticCategory.Message, "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", "The maximum dependency depth to search under node_modules and load JavaScript files."),
-        Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1: diag(6137, ts.DiagnosticCategory.Error, "Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1_6137", "Cannot import type declaration files. Consider importing '{0}' instead of '{1}'."),
-        Property_0_is_declared_but_its_value_is_never_read: diag(6138, ts.DiagnosticCategory.Error, "Property_0_is_declared_but_its_value_is_never_read_6138", "Property '{0}' is declared but its value is never read.", true),
-        Import_emit_helpers_from_tslib: diag(6139, ts.DiagnosticCategory.Message, "Import_emit_helpers_from_tslib_6139", "Import emit helpers from 'tslib'."),
-        Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: diag(6140, ts.DiagnosticCategory.Error, "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'."),
-        Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: diag(6141, ts.DiagnosticCategory.Message, "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", "Parse in strict mode and emit \"use strict\" for each source file."),
-        Module_0_was_resolved_to_1_but_jsx_is_not_set: diag(6142, ts.DiagnosticCategory.Error, "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", "Module '{0}' was resolved to '{1}', but '--jsx' is not set."),
-        Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: diag(6144, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", "Module '{0}' was resolved as locally declared ambient module in file '{1}'."),
-        Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: diag(6145, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified."),
-        Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: diag(6146, ts.DiagnosticCategory.Message, "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'."),
-        Resolution_for_module_0_was_found_in_cache_from_location_1: diag(6147, ts.DiagnosticCategory.Message, "Resolution_for_module_0_was_found_in_cache_from_location_1_6147", "Resolution for module '{0}' was found in cache from location '{1}'."),
-        Directory_0_does_not_exist_skipping_all_lookups_in_it: diag(6148, ts.DiagnosticCategory.Message, "Directory_0_does_not_exist_skipping_all_lookups_in_it_6148", "Directory '{0}' does not exist, skipping all lookups in it."),
-        Show_diagnostic_information: diag(6149, ts.DiagnosticCategory.Message, "Show_diagnostic_information_6149", "Show diagnostic information."),
-        Show_verbose_diagnostic_information: diag(6150, ts.DiagnosticCategory.Message, "Show_verbose_diagnostic_information_6150", "Show verbose diagnostic information."),
-        Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file: diag(6151, ts.DiagnosticCategory.Message, "Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file_6151", "Emit a single file with source maps instead of having a separate file."),
-        Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set: diag(6152, ts.DiagnosticCategory.Message, "Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap__6152", "Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set."),
-        Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule: diag(6153, ts.DiagnosticCategory.Message, "Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule_6153", "Transpile each file as a separate module (similar to 'ts.transpileModule')."),
-        Print_names_of_generated_files_part_of_the_compilation: diag(6154, ts.DiagnosticCategory.Message, "Print_names_of_generated_files_part_of_the_compilation_6154", "Print names of generated files part of the compilation."),
-        Print_names_of_files_part_of_the_compilation: diag(6155, ts.DiagnosticCategory.Message, "Print_names_of_files_part_of_the_compilation_6155", "Print names of files part of the compilation."),
-        The_locale_used_when_displaying_messages_to_the_user_e_g_en_us: diag(6156, ts.DiagnosticCategory.Message, "The_locale_used_when_displaying_messages_to_the_user_e_g_en_us_6156", "The locale used when displaying messages to the user (e.g. 'en-us')"),
-        Do_not_generate_custom_helper_functions_like_extends_in_compiled_output: diag(6157, ts.DiagnosticCategory.Message, "Do_not_generate_custom_helper_functions_like_extends_in_compiled_output_6157", "Do not generate custom helper functions like '__extends' in compiled output."),
-        Do_not_include_the_default_library_file_lib_d_ts: diag(6158, ts.DiagnosticCategory.Message, "Do_not_include_the_default_library_file_lib_d_ts_6158", "Do not include the default library file (lib.d.ts)."),
-        Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files: diag(6159, ts.DiagnosticCategory.Message, "Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files_6159", "Do not add triple-slash references or imported modules to the list of compiled files."),
-        Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files: diag(6160, ts.DiagnosticCategory.Message, "Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files_6160", "[Deprecated] Use '--skipLibCheck' instead. Skip type checking of default library declaration files."),
-        List_of_folders_to_include_type_definitions_from: diag(6161, ts.DiagnosticCategory.Message, "List_of_folders_to_include_type_definitions_from_6161", "List of folders to include type definitions from."),
-        Disable_size_limitations_on_JavaScript_projects: diag(6162, ts.DiagnosticCategory.Message, "Disable_size_limitations_on_JavaScript_projects_6162", "Disable size limitations on JavaScript projects."),
-        The_character_set_of_the_input_files: diag(6163, ts.DiagnosticCategory.Message, "The_character_set_of_the_input_files_6163", "The character set of the input files."),
-        Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files: diag(6164, ts.DiagnosticCategory.Message, "Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files_6164", "Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files."),
-        Do_not_truncate_error_messages: diag(6165, ts.DiagnosticCategory.Message, "Do_not_truncate_error_messages_6165", "Do not truncate error messages."),
-        Output_directory_for_generated_declaration_files: diag(6166, ts.DiagnosticCategory.Message, "Output_directory_for_generated_declaration_files_6166", "Output directory for generated declaration files."),
-        A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl: diag(6167, ts.DiagnosticCategory.Message, "A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167", "A series of entries which re-map imports to lookup locations relative to the 'baseUrl'."),
-        List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime: diag(6168, ts.DiagnosticCategory.Message, "List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime_6168", "List of root folders whose combined content represents the structure of the project at runtime."),
-        Show_all_compiler_options: diag(6169, ts.DiagnosticCategory.Message, "Show_all_compiler_options_6169", "Show all compiler options."),
-        Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file: diag(6170, ts.DiagnosticCategory.Message, "Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file_6170", "[Deprecated] Use '--outFile' instead. Concatenate and emit output to single file"),
-        Command_line_Options: diag(6171, ts.DiagnosticCategory.Message, "Command_line_Options_6171", "Command-line Options"),
-        Basic_Options: diag(6172, ts.DiagnosticCategory.Message, "Basic_Options_6172", "Basic Options"),
-        Strict_Type_Checking_Options: diag(6173, ts.DiagnosticCategory.Message, "Strict_Type_Checking_Options_6173", "Strict Type-Checking Options"),
-        Module_Resolution_Options: diag(6174, ts.DiagnosticCategory.Message, "Module_Resolution_Options_6174", "Module Resolution Options"),
-        Source_Map_Options: diag(6175, ts.DiagnosticCategory.Message, "Source_Map_Options_6175", "Source Map Options"),
-        Additional_Checks: diag(6176, ts.DiagnosticCategory.Message, "Additional_Checks_6176", "Additional Checks"),
-        Experimental_Options: diag(6177, ts.DiagnosticCategory.Message, "Experimental_Options_6177", "Experimental Options"),
-        Advanced_Options: diag(6178, ts.DiagnosticCategory.Message, "Advanced_Options_6178", "Advanced Options"),
-        Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3: diag(6179, ts.DiagnosticCategory.Message, "Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3_6179", "Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'."),
-        Enable_all_strict_type_checking_options: diag(6180, ts.DiagnosticCategory.Message, "Enable_all_strict_type_checking_options_6180", "Enable all strict type-checking options."),
-        List_of_language_service_plugins: diag(6181, ts.DiagnosticCategory.Message, "List_of_language_service_plugins_6181", "List of language service plugins."),
-        Scoped_package_detected_looking_in_0: diag(6182, ts.DiagnosticCategory.Message, "Scoped_package_detected_looking_in_0_6182", "Scoped package detected, looking in '{0}'"),
-        Reusing_resolution_of_module_0_to_file_1_from_old_program: diag(6183, ts.DiagnosticCategory.Message, "Reusing_resolution_of_module_0_to_file_1_from_old_program_6183", "Reusing resolution of module '{0}' to file '{1}' from old program."),
-        Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program: diag(6184, ts.DiagnosticCategory.Message, "Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program_6184", "Reusing module resolutions originating in '{0}' since resolutions are unchanged from old program."),
-        Disable_strict_checking_of_generic_signatures_in_function_types: diag(6185, ts.DiagnosticCategory.Message, "Disable_strict_checking_of_generic_signatures_in_function_types_6185", "Disable strict checking of generic signatures in function types."),
-        Enable_strict_checking_of_function_types: diag(6186, ts.DiagnosticCategory.Message, "Enable_strict_checking_of_function_types_6186", "Enable strict checking of function types."),
-        Enable_strict_checking_of_property_initialization_in_classes: diag(6187, ts.DiagnosticCategory.Message, "Enable_strict_checking_of_property_initialization_in_classes_6187", "Enable strict checking of property initialization in classes."),
-        Numeric_separators_are_not_allowed_here: diag(6188, ts.DiagnosticCategory.Error, "Numeric_separators_are_not_allowed_here_6188", "Numeric separators are not allowed here."),
-        Multiple_consecutive_numeric_separators_are_not_permitted: diag(6189, ts.DiagnosticCategory.Error, "Multiple_consecutive_numeric_separators_are_not_permitted_6189", "Multiple consecutive numeric separators are not permitted."),
-        Whether_to_keep_outdated_console_output_in_watch_mode_instead_of_clearing_the_screen: diag(6191, ts.DiagnosticCategory.Message, "Whether_to_keep_outdated_console_output_in_watch_mode_instead_of_clearing_the_screen_6191", "Whether to keep outdated console output in watch mode instead of clearing the screen."),
-        All_imports_in_import_declaration_are_unused: diag(6192, ts.DiagnosticCategory.Error, "All_imports_in_import_declaration_are_unused_6192", "All imports in import declaration are unused.", true),
-        Found_1_error_Watching_for_file_changes: diag(6193, ts.DiagnosticCategory.Message, "Found_1_error_Watching_for_file_changes_6193", "Found 1 error. Watching for file changes."),
-        Found_0_errors_Watching_for_file_changes: diag(6194, ts.DiagnosticCategory.Message, "Found_0_errors_Watching_for_file_changes_6194", "Found {0} errors. Watching for file changes."),
-        Resolve_keyof_to_string_valued_property_names_only_no_numbers_or_symbols: diag(6195, ts.DiagnosticCategory.Message, "Resolve_keyof_to_string_valued_property_names_only_no_numbers_or_symbols_6195", "Resolve 'keyof' to string valued property names only (no numbers or symbols)."),
-        _0_is_declared_but_never_used: diag(6196, ts.DiagnosticCategory.Error, "_0_is_declared_but_never_used_6196", "'{0}' is declared but never used.", true),
-        Include_modules_imported_with_json_extension: diag(6197, ts.DiagnosticCategory.Message, "Include_modules_imported_with_json_extension_6197", "Include modules imported with '.json' extension"),
-        All_destructured_elements_are_unused: diag(6198, ts.DiagnosticCategory.Error, "All_destructured_elements_are_unused_6198", "All destructured elements are unused.", true),
-        All_variables_are_unused: diag(6199, ts.DiagnosticCategory.Error, "All_variables_are_unused_6199", "All variables are unused.", true),
-        Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0: diag(6200, ts.DiagnosticCategory.Error, "Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0_6200", "Definitions of the following identifiers conflict with those in another file: {0}"),
-        Conflicts_are_in_this_file: diag(6201, ts.DiagnosticCategory.Message, "Conflicts_are_in_this_file_6201", "Conflicts are in this file."),
-        Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0: diag(6202, ts.DiagnosticCategory.Error, "Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0_6202", "Project references may not form a circular graph. Cycle detected: {0}"),
-        _0_was_also_declared_here: diag(6203, ts.DiagnosticCategory.Message, "_0_was_also_declared_here_6203", "'{0}' was also declared here."),
-        and_here: diag(6204, ts.DiagnosticCategory.Message, "and_here_6204", "and here."),
-        All_type_parameters_are_unused: diag(6205, ts.DiagnosticCategory.Error, "All_type_parameters_are_unused_6205", "All type parameters are unused."),
-        package_json_has_a_typesVersions_field_with_version_specific_path_mappings: diag(6206, ts.DiagnosticCategory.Message, "package_json_has_a_typesVersions_field_with_version_specific_path_mappings_6206", "'package.json' has a 'typesVersions' field with version-specific path mappings."),
-        package_json_does_not_have_a_typesVersions_entry_that_matches_version_0: diag(6207, ts.DiagnosticCategory.Message, "package_json_does_not_have_a_typesVersions_entry_that_matches_version_0_6207", "'package.json' does not have a 'typesVersions' entry that matches version '{0}'."),
-        package_json_has_a_typesVersions_entry_0_that_matches_compiler_version_1_looking_for_a_pattern_to_match_module_name_2: diag(6208, ts.DiagnosticCategory.Message, "package_json_has_a_typesVersions_entry_0_that_matches_compiler_version_1_looking_for_a_pattern_to_ma_6208", "'package.json' has a 'typesVersions' entry '{0}' that matches compiler version '{1}', looking for a pattern to match module name '{2}'."),
-        package_json_has_a_typesVersions_entry_0_that_is_not_a_valid_semver_range: diag(6209, ts.DiagnosticCategory.Message, "package_json_has_a_typesVersions_entry_0_that_is_not_a_valid_semver_range_6209", "'package.json' has a 'typesVersions' entry '{0}' that is not a valid semver range."),
-        An_argument_for_0_was_not_provided: diag(6210, ts.DiagnosticCategory.Message, "An_argument_for_0_was_not_provided_6210", "An argument for '{0}' was not provided."),
-        An_argument_matching_this_binding_pattern_was_not_provided: diag(6211, ts.DiagnosticCategory.Message, "An_argument_matching_this_binding_pattern_was_not_provided_6211", "An argument matching this binding pattern was not provided."),
-        Did_you_mean_to_call_this_expression: diag(6212, ts.DiagnosticCategory.Message, "Did_you_mean_to_call_this_expression_6212", "Did you mean to call this expression?"),
-        Did_you_mean_to_use_new_with_this_expression: diag(6213, ts.DiagnosticCategory.Message, "Did_you_mean_to_use_new_with_this_expression_6213", "Did you mean to use 'new' with this expression?"),
-        Enable_strict_bind_call_and_apply_methods_on_functions: diag(6214, ts.DiagnosticCategory.Message, "Enable_strict_bind_call_and_apply_methods_on_functions_6214", "Enable strict 'bind', 'call', and 'apply' methods on functions."),
-        Using_compiler_options_of_project_reference_redirect_0: diag(6215, ts.DiagnosticCategory.Message, "Using_compiler_options_of_project_reference_redirect_0_6215", "Using compiler options of project reference redirect '{0}'."),
-        Found_1_error: diag(6216, ts.DiagnosticCategory.Message, "Found_1_error_6216", "Found 1 error."),
-        Found_0_errors: diag(6217, ts.DiagnosticCategory.Message, "Found_0_errors_6217", "Found {0} errors."),
-        Module_name_0_was_successfully_resolved_to_1_with_Package_ID_2: diag(6218, ts.DiagnosticCategory.Message, "Module_name_0_was_successfully_resolved_to_1_with_Package_ID_2_6218", "======== Module name '{0}' was successfully resolved to '{1}' with Package ID '{2}'. ========"),
-        Type_reference_directive_0_was_successfully_resolved_to_1_with_Package_ID_2_primary_Colon_3: diag(6219, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_successfully_resolved_to_1_with_Package_ID_2_primary_Colon_3_6219", "======== Type reference directive '{0}' was successfully resolved to '{1}' with Package ID '{2}', primary: {3}. ========"),
-        package_json_had_a_falsy_0_field: diag(6220, ts.DiagnosticCategory.Message, "package_json_had_a_falsy_0_field_6220", "'package.json' had a falsy '{0}' field."),
-        Disable_use_of_source_files_instead_of_declaration_files_from_referenced_projects: diag(6221, ts.DiagnosticCategory.Message, "Disable_use_of_source_files_instead_of_declaration_files_from_referenced_projects_6221", "Disable use of source files instead of declaration files from referenced projects."),
-        Emit_class_fields_with_Define_instead_of_Set: diag(6222, ts.DiagnosticCategory.Message, "Emit_class_fields_with_Define_instead_of_Set_6222", "Emit class fields with Define instead of Set."),
-        Generates_a_CPU_profile: diag(6223, ts.DiagnosticCategory.Message, "Generates_a_CPU_profile_6223", "Generates a CPU profile."),
-        Disable_solution_searching_for_this_project: diag(6224, ts.DiagnosticCategory.Message, "Disable_solution_searching_for_this_project_6224", "Disable solution searching for this project."),
-        Specify_strategy_for_watching_file_Colon_FixedPollingInterval_default_PriorityPollingInterval_DynamicPriorityPolling_UseFsEvents_UseFsEventsOnParentDirectory: diag(6225, ts.DiagnosticCategory.Message, "Specify_strategy_for_watching_file_Colon_FixedPollingInterval_default_PriorityPollingInterval_Dynami_6225", "Specify strategy for watching file: 'FixedPollingInterval' (default), 'PriorityPollingInterval', 'DynamicPriorityPolling', 'UseFsEvents', 'UseFsEventsOnParentDirectory'."),
-        Specify_strategy_for_watching_directory_on_platforms_that_don_t_support_recursive_watching_natively_Colon_UseFsEvents_default_FixedPollingInterval_DynamicPriorityPolling: diag(6226, ts.DiagnosticCategory.Message, "Specify_strategy_for_watching_directory_on_platforms_that_don_t_support_recursive_watching_natively__6226", "Specify strategy for watching directory on platforms that don't support recursive watching natively: 'UseFsEvents' (default), 'FixedPollingInterval', 'DynamicPriorityPolling'."),
-        Specify_strategy_for_creating_a_polling_watch_when_it_fails_to_create_using_file_system_events_Colon_FixedInterval_default_PriorityInterval_DynamicPriority: diag(6227, ts.DiagnosticCategory.Message, "Specify_strategy_for_creating_a_polling_watch_when_it_fails_to_create_using_file_system_events_Colon_6227", "Specify strategy for creating a polling watch when it fails to create using file system events: 'FixedInterval' (default), 'PriorityInterval', 'DynamicPriority'."),
-        Synchronously_call_callbacks_and_update_the_state_of_directory_watchers_on_platforms_that_don_t_support_recursive_watching_natively: diag(6228, ts.DiagnosticCategory.Message, "Synchronously_call_callbacks_and_update_the_state_of_directory_watchers_on_platforms_that_don_t_supp_6228", "Synchronously call callbacks and update the state of directory watchers on platforms that don't support recursive watching natively."),
-        Tag_0_expects_at_least_1_arguments_but_the_JSX_factory_2_provides_at_most_3: diag(6229, ts.DiagnosticCategory.Error, "Tag_0_expects_at_least_1_arguments_but_the_JSX_factory_2_provides_at_most_3_6229", "Tag '{0}' expects at least '{1}' arguments, but the JSX factory '{2}' provides at most '{3}'."),
-        Option_0_can_only_be_specified_in_tsconfig_json_file_or_set_to_false_or_null_on_command_line: diag(6230, ts.DiagnosticCategory.Error, "Option_0_can_only_be_specified_in_tsconfig_json_file_or_set_to_false_or_null_on_command_line_6230", "Option '{0}' can only be specified in 'tsconfig.json' file or set to 'false' or 'null' on command line."),
-        Could_not_resolve_the_path_0_with_the_extensions_Colon_1: diag(6231, ts.DiagnosticCategory.Error, "Could_not_resolve_the_path_0_with_the_extensions_Colon_1_6231", "Could not resolve the path '{0}' with the extensions: {1}."),
-        Declaration_augments_declaration_in_another_file_This_cannot_be_serialized: diag(6232, ts.DiagnosticCategory.Error, "Declaration_augments_declaration_in_another_file_This_cannot_be_serialized_6232", "Declaration augments declaration in another file. This cannot be serialized."),
-        This_is_the_declaration_being_augmented_Consider_moving_the_augmenting_declaration_into_the_same_file: diag(6233, ts.DiagnosticCategory.Error, "This_is_the_declaration_being_augmented_Consider_moving_the_augmenting_declaration_into_the_same_fil_6233", "This is the declaration being augmented. Consider moving the augmenting declaration into the same file."),
-        This_expression_is_not_callable_because_it_is_a_get_accessor_Did_you_mean_to_use_it_without: diag(6234, ts.DiagnosticCategory.Error, "This_expression_is_not_callable_because_it_is_a_get_accessor_Did_you_mean_to_use_it_without_6234", "This expression is not callable because it is a 'get' accessor. Did you mean to use it without '()'?"),
-        Disable_loading_referenced_projects: diag(6235, ts.DiagnosticCategory.Message, "Disable_loading_referenced_projects_6235", "Disable loading referenced projects."),
-        Arguments_for_the_rest_parameter_0_were_not_provided: diag(6236, ts.DiagnosticCategory.Error, "Arguments_for_the_rest_parameter_0_were_not_provided_6236", "Arguments for the rest parameter '{0}' were not provided."),
-        Generates_an_event_trace_and_a_list_of_types: diag(6237, ts.DiagnosticCategory.Message, "Generates_an_event_trace_and_a_list_of_types_6237", "Generates an event trace and a list of types."),
-        Specify_the_module_specifier_to_be_used_to_import_the_jsx_and_jsxs_factory_functions_from_eg_react: diag(6238, ts.DiagnosticCategory.Error, "Specify_the_module_specifier_to_be_used_to_import_the_jsx_and_jsxs_factory_functions_from_eg_react_6238", "Specify the module specifier to be used to import the `jsx` and `jsxs` factory functions from. eg, react"),
-        Projects_to_reference: diag(6300, ts.DiagnosticCategory.Message, "Projects_to_reference_6300", "Projects to reference"),
-        Enable_project_compilation: diag(6302, ts.DiagnosticCategory.Message, "Enable_project_compilation_6302", "Enable project compilation"),
-        Composite_projects_may_not_disable_declaration_emit: diag(6304, ts.DiagnosticCategory.Error, "Composite_projects_may_not_disable_declaration_emit_6304", "Composite projects may not disable declaration emit."),
-        Output_file_0_has_not_been_built_from_source_file_1: diag(6305, ts.DiagnosticCategory.Error, "Output_file_0_has_not_been_built_from_source_file_1_6305", "Output file '{0}' has not been built from source file '{1}'."),
-        Referenced_project_0_must_have_setting_composite_Colon_true: diag(6306, ts.DiagnosticCategory.Error, "Referenced_project_0_must_have_setting_composite_Colon_true_6306", "Referenced project '{0}' must have setting \"composite\": true."),
-        File_0_is_not_listed_within_the_file_list_of_project_1_Projects_must_list_all_files_or_use_an_include_pattern: diag(6307, ts.DiagnosticCategory.Error, "File_0_is_not_listed_within_the_file_list_of_project_1_Projects_must_list_all_files_or_use_an_includ_6307", "File '{0}' is not listed within the file list of project '{1}'. Projects must list all files or use an 'include' pattern."),
-        Cannot_prepend_project_0_because_it_does_not_have_outFile_set: diag(6308, ts.DiagnosticCategory.Error, "Cannot_prepend_project_0_because_it_does_not_have_outFile_set_6308", "Cannot prepend project '{0}' because it does not have 'outFile' set"),
-        Output_file_0_from_project_1_does_not_exist: diag(6309, ts.DiagnosticCategory.Error, "Output_file_0_from_project_1_does_not_exist_6309", "Output file '{0}' from project '{1}' does not exist"),
-        Referenced_project_0_may_not_disable_emit: diag(6310, ts.DiagnosticCategory.Error, "Referenced_project_0_may_not_disable_emit_6310", "Referenced project '{0}' may not disable emit."),
-        Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2: diag(6350, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2_6350", "Project '{0}' is out of date because oldest output '{1}' is older than newest input '{2}'"),
-        Project_0_is_up_to_date_because_newest_input_1_is_older_than_oldest_output_2: diag(6351, ts.DiagnosticCategory.Message, "Project_0_is_up_to_date_because_newest_input_1_is_older_than_oldest_output_2_6351", "Project '{0}' is up to date because newest input '{1}' is older than oldest output '{2}'"),
-        Project_0_is_out_of_date_because_output_file_1_does_not_exist: diag(6352, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_output_file_1_does_not_exist_6352", "Project '{0}' is out of date because output file '{1}' does not exist"),
-        Project_0_is_out_of_date_because_its_dependency_1_is_out_of_date: diag(6353, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_its_dependency_1_is_out_of_date_6353", "Project '{0}' is out of date because its dependency '{1}' is out of date"),
-        Project_0_is_up_to_date_with_d_ts_files_from_its_dependencies: diag(6354, ts.DiagnosticCategory.Message, "Project_0_is_up_to_date_with_d_ts_files_from_its_dependencies_6354", "Project '{0}' is up to date with .d.ts files from its dependencies"),
-        Projects_in_this_build_Colon_0: diag(6355, ts.DiagnosticCategory.Message, "Projects_in_this_build_Colon_0_6355", "Projects in this build: {0}"),
-        A_non_dry_build_would_delete_the_following_files_Colon_0: diag(6356, ts.DiagnosticCategory.Message, "A_non_dry_build_would_delete_the_following_files_Colon_0_6356", "A non-dry build would delete the following files: {0}"),
-        A_non_dry_build_would_build_project_0: diag(6357, ts.DiagnosticCategory.Message, "A_non_dry_build_would_build_project_0_6357", "A non-dry build would build project '{0}'"),
-        Building_project_0: diag(6358, ts.DiagnosticCategory.Message, "Building_project_0_6358", "Building project '{0}'..."),
-        Updating_output_timestamps_of_project_0: diag(6359, ts.DiagnosticCategory.Message, "Updating_output_timestamps_of_project_0_6359", "Updating output timestamps of project '{0}'..."),
-        delete_this_Project_0_is_up_to_date_because_it_was_previously_built: diag(6360, ts.DiagnosticCategory.Message, "delete_this_Project_0_is_up_to_date_because_it_was_previously_built_6360", "delete this - Project '{0}' is up to date because it was previously built"),
-        Project_0_is_up_to_date: diag(6361, ts.DiagnosticCategory.Message, "Project_0_is_up_to_date_6361", "Project '{0}' is up to date"),
-        Skipping_build_of_project_0_because_its_dependency_1_has_errors: diag(6362, ts.DiagnosticCategory.Message, "Skipping_build_of_project_0_because_its_dependency_1_has_errors_6362", "Skipping build of project '{0}' because its dependency '{1}' has errors"),
-        Project_0_can_t_be_built_because_its_dependency_1_has_errors: diag(6363, ts.DiagnosticCategory.Message, "Project_0_can_t_be_built_because_its_dependency_1_has_errors_6363", "Project '{0}' can't be built because its dependency '{1}' has errors"),
-        Build_one_or_more_projects_and_their_dependencies_if_out_of_date: diag(6364, ts.DiagnosticCategory.Message, "Build_one_or_more_projects_and_their_dependencies_if_out_of_date_6364", "Build one or more projects and their dependencies, if out of date"),
-        Delete_the_outputs_of_all_projects: diag(6365, ts.DiagnosticCategory.Message, "Delete_the_outputs_of_all_projects_6365", "Delete the outputs of all projects"),
-        Enable_verbose_logging: diag(6366, ts.DiagnosticCategory.Message, "Enable_verbose_logging_6366", "Enable verbose logging"),
-        Show_what_would_be_built_or_deleted_if_specified_with_clean: diag(6367, ts.DiagnosticCategory.Message, "Show_what_would_be_built_or_deleted_if_specified_with_clean_6367", "Show what would be built (or deleted, if specified with '--clean')"),
-        Build_all_projects_including_those_that_appear_to_be_up_to_date: diag(6368, ts.DiagnosticCategory.Message, "Build_all_projects_including_those_that_appear_to_be_up_to_date_6368", "Build all projects, including those that appear to be up to date"),
-        Option_build_must_be_the_first_command_line_argument: diag(6369, ts.DiagnosticCategory.Error, "Option_build_must_be_the_first_command_line_argument_6369", "Option '--build' must be the first command line argument."),
-        Options_0_and_1_cannot_be_combined: diag(6370, ts.DiagnosticCategory.Error, "Options_0_and_1_cannot_be_combined_6370", "Options '{0}' and '{1}' cannot be combined."),
-        Updating_unchanged_output_timestamps_of_project_0: diag(6371, ts.DiagnosticCategory.Message, "Updating_unchanged_output_timestamps_of_project_0_6371", "Updating unchanged output timestamps of project '{0}'..."),
-        Project_0_is_out_of_date_because_output_of_its_dependency_1_has_changed: diag(6372, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_output_of_its_dependency_1_has_changed_6372", "Project '{0}' is out of date because output of its dependency '{1}' has changed"),
-        Updating_output_of_project_0: diag(6373, ts.DiagnosticCategory.Message, "Updating_output_of_project_0_6373", "Updating output of project '{0}'..."),
-        A_non_dry_build_would_update_timestamps_for_output_of_project_0: diag(6374, ts.DiagnosticCategory.Message, "A_non_dry_build_would_update_timestamps_for_output_of_project_0_6374", "A non-dry build would update timestamps for output of project '{0}'"),
-        A_non_dry_build_would_update_output_of_project_0: diag(6375, ts.DiagnosticCategory.Message, "A_non_dry_build_would_update_output_of_project_0_6375", "A non-dry build would update output of project '{0}'"),
-        Cannot_update_output_of_project_0_because_there_was_error_reading_file_1: diag(6376, ts.DiagnosticCategory.Message, "Cannot_update_output_of_project_0_because_there_was_error_reading_file_1_6376", "Cannot update output of project '{0}' because there was error reading file '{1}'"),
-        Cannot_write_file_0_because_it_will_overwrite_tsbuildinfo_file_generated_by_referenced_project_1: diag(6377, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_will_overwrite_tsbuildinfo_file_generated_by_referenced_project_1_6377", "Cannot write file '{0}' because it will overwrite '.tsbuildinfo' file generated by referenced project '{1}'"),
-        Enable_incremental_compilation: diag(6378, ts.DiagnosticCategory.Message, "Enable_incremental_compilation_6378", "Enable incremental compilation"),
-        Composite_projects_may_not_disable_incremental_compilation: diag(6379, ts.DiagnosticCategory.Error, "Composite_projects_may_not_disable_incremental_compilation_6379", "Composite projects may not disable incremental compilation."),
-        Specify_file_to_store_incremental_compilation_information: diag(6380, ts.DiagnosticCategory.Message, "Specify_file_to_store_incremental_compilation_information_6380", "Specify file to store incremental compilation information"),
-        Project_0_is_out_of_date_because_output_for_it_was_generated_with_version_1_that_differs_with_current_version_2: diag(6381, ts.DiagnosticCategory.Message, "Project_0_is_out_of_date_because_output_for_it_was_generated_with_version_1_that_differs_with_curren_6381", "Project '{0}' is out of date because output for it was generated with version '{1}' that differs with current version '{2}'"),
-        Skipping_build_of_project_0_because_its_dependency_1_was_not_built: diag(6382, ts.DiagnosticCategory.Message, "Skipping_build_of_project_0_because_its_dependency_1_was_not_built_6382", "Skipping build of project '{0}' because its dependency '{1}' was not built"),
-        Project_0_can_t_be_built_because_its_dependency_1_was_not_built: diag(6383, ts.DiagnosticCategory.Message, "Project_0_can_t_be_built_because_its_dependency_1_was_not_built_6383", "Project '{0}' can't be built because its dependency '{1}' was not built"),
-        Have_recompiles_in_incremental_and_watch_assume_that_changes_within_a_file_will_only_affect_files_directly_depending_on_it: diag(6384, ts.DiagnosticCategory.Message, "Have_recompiles_in_incremental_and_watch_assume_that_changes_within_a_file_will_only_affect_files_di_6384", "Have recompiles in '--incremental' and '--watch' assume that changes within a file will only affect files directly depending on it."),
-        _0_is_deprecated: diag(6385, ts.DiagnosticCategory.Suggestion, "_0_is_deprecated_6385", "'{0}' is deprecated", undefined, undefined, true),
-        Performance_timings_for_diagnostics_or_extendedDiagnostics_are_not_available_in_this_session_A_native_implementation_of_the_Web_Performance_API_could_not_be_found: diag(6386, ts.DiagnosticCategory.Message, "Performance_timings_for_diagnostics_or_extendedDiagnostics_are_not_available_in_this_session_A_nativ_6386", "Performance timings for '--diagnostics' or '--extendedDiagnostics' are not available in this session. A native implementation of the Web Performance API could not be found."),
-        The_expected_type_comes_from_property_0_which_is_declared_here_on_type_1: diag(6500, ts.DiagnosticCategory.Message, "The_expected_type_comes_from_property_0_which_is_declared_here_on_type_1_6500", "The expected type comes from property '{0}' which is declared here on type '{1}'"),
-        The_expected_type_comes_from_this_index_signature: diag(6501, ts.DiagnosticCategory.Message, "The_expected_type_comes_from_this_index_signature_6501", "The expected type comes from this index signature."),
-        The_expected_type_comes_from_the_return_type_of_this_signature: diag(6502, ts.DiagnosticCategory.Message, "The_expected_type_comes_from_the_return_type_of_this_signature_6502", "The expected type comes from the return type of this signature."),
-        Print_names_of_files_that_are_part_of_the_compilation_and_then_stop_processing: diag(6503, ts.DiagnosticCategory.Message, "Print_names_of_files_that_are_part_of_the_compilation_and_then_stop_processing_6503", "Print names of files that are part of the compilation and then stop processing."),
-        File_0_is_a_JavaScript_file_Did_you_mean_to_enable_the_allowJs_option: diag(6504, ts.DiagnosticCategory.Error, "File_0_is_a_JavaScript_file_Did_you_mean_to_enable_the_allowJs_option_6504", "File '{0}' is a JavaScript file. Did you mean to enable the 'allowJs' option?"),
-        Include_undefined_in_index_signature_results: diag(6800, ts.DiagnosticCategory.Message, "Include_undefined_in_index_signature_results_6800", "Include 'undefined' in index signature results"),
-        Variable_0_implicitly_has_an_1_type: diag(7005, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_an_1_type_7005", "Variable '{0}' implicitly has an '{1}' type."),
-        Parameter_0_implicitly_has_an_1_type: diag(7006, ts.DiagnosticCategory.Error, "Parameter_0_implicitly_has_an_1_type_7006", "Parameter '{0}' implicitly has an '{1}' type."),
-        Member_0_implicitly_has_an_1_type: diag(7008, ts.DiagnosticCategory.Error, "Member_0_implicitly_has_an_1_type_7008", "Member '{0}' implicitly has an '{1}' type."),
-        new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: diag(7009, ts.DiagnosticCategory.Error, "new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type_7009", "'new' expression, whose target lacks a construct signature, implicitly has an 'any' type."),
-        _0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type: diag(7010, ts.DiagnosticCategory.Error, "_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type_7010", "'{0}', which lacks return-type annotation, implicitly has an '{1}' return type."),
-        Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: diag(7011, ts.DiagnosticCategory.Error, "Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7011", "Function expression, which lacks return-type annotation, implicitly has an '{0}' return type."),
-        Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7013, ts.DiagnosticCategory.Error, "Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7013", "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type."),
-        Function_type_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: diag(7014, ts.DiagnosticCategory.Error, "Function_type_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7014", "Function type, which lacks return-type annotation, implicitly has an '{0}' return type."),
-        Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number: diag(7015, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015", "Element implicitly has an 'any' type because index expression is not of type 'number'."),
-        Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type: diag(7016, ts.DiagnosticCategory.Error, "Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type_7016", "Could not find a declaration file for module '{0}'. '{1}' implicitly has an 'any' type."),
-        Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature: diag(7017, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_7017", "Element implicitly has an 'any' type because type '{0}' has no index signature."),
-        Object_literal_s_property_0_implicitly_has_an_1_type: diag(7018, ts.DiagnosticCategory.Error, "Object_literal_s_property_0_implicitly_has_an_1_type_7018", "Object literal's property '{0}' implicitly has an '{1}' type."),
-        Rest_parameter_0_implicitly_has_an_any_type: diag(7019, ts.DiagnosticCategory.Error, "Rest_parameter_0_implicitly_has_an_any_type_7019", "Rest parameter '{0}' implicitly has an 'any[]' type."),
-        Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7020, ts.DiagnosticCategory.Error, "Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7020", "Call signature, which lacks return-type annotation, implicitly has an 'any' return type."),
-        _0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: diag(7022, ts.DiagnosticCategory.Error, "_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or__7022", "'{0}' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer."),
-        _0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7023, ts.DiagnosticCategory.Error, "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."),
-        Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7024, ts.DiagnosticCategory.Error, "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."),
-        Generator_implicitly_has_yield_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type_annotation: diag(7025, ts.DiagnosticCategory.Error, "Generator_implicitly_has_yield_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_retu_7025", "Generator implicitly has yield type '{0}' because it does not yield any values. Consider supplying a return type annotation."),
-        JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: diag(7026, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists."),
-        Unreachable_code_detected: diag(7027, ts.DiagnosticCategory.Error, "Unreachable_code_detected_7027", "Unreachable code detected.", true),
-        Unused_label: diag(7028, ts.DiagnosticCategory.Error, "Unused_label_7028", "Unused label.", true),
-        Fallthrough_case_in_switch: diag(7029, ts.DiagnosticCategory.Error, "Fallthrough_case_in_switch_7029", "Fallthrough case in switch."),
-        Not_all_code_paths_return_a_value: diag(7030, ts.DiagnosticCategory.Error, "Not_all_code_paths_return_a_value_7030", "Not all code paths return a value."),
-        Binding_element_0_implicitly_has_an_1_type: diag(7031, ts.DiagnosticCategory.Error, "Binding_element_0_implicitly_has_an_1_type_7031", "Binding element '{0}' implicitly has an '{1}' type."),
-        Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation: diag(7032, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation_7032", "Property '{0}' implicitly has type 'any', because its set accessor lacks a parameter type annotation."),
-        Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation: diag(7033, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation_7033", "Property '{0}' implicitly has type 'any', because its get accessor lacks a return type annotation."),
-        Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined: diag(7034, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined_7034", "Variable '{0}' implicitly has type '{1}' in some locations where its type cannot be determined."),
-        Try_npm_i_save_dev_types_Slash_1_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0: diag(7035, ts.DiagnosticCategory.Error, "Try_npm_i_save_dev_types_Slash_1_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare__7035", "Try `npm i --save-dev @types/{1}` if it exists or add a new declaration (.d.ts) file containing `declare module '{0}';`"),
-        Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0: diag(7036, ts.DiagnosticCategory.Error, "Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0_7036", "Dynamic import's specifier must be of type 'string', but here has type '{0}'."),
-        Enables_emit_interoperability_between_CommonJS_and_ES_Modules_via_creation_of_namespace_objects_for_all_imports_Implies_allowSyntheticDefaultImports: diag(7037, ts.DiagnosticCategory.Message, "Enables_emit_interoperability_between_CommonJS_and_ES_Modules_via_creation_of_namespace_objects_for__7037", "Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'."),
-        Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime_Consider_using_a_default_import_or_import_require_here_instead: diag(7038, ts.DiagnosticCategory.Message, "Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cau_7038", "Type originates at this import. A namespace-style import cannot be called or constructed, and will cause a failure at runtime. Consider using a default import or import require here instead."),
-        Mapped_object_type_implicitly_has_an_any_template_type: diag(7039, ts.DiagnosticCategory.Error, "Mapped_object_type_implicitly_has_an_any_template_type_7039", "Mapped object type implicitly has an 'any' template type."),
-        If_the_0_package_actually_exposes_this_module_consider_sending_a_pull_request_to_amend_https_Colon_Slash_Slashgithub_com_SlashDefinitelyTyped_SlashDefinitelyTyped_Slashtree_Slashmaster_Slashtypes_Slash_1: diag(7040, ts.DiagnosticCategory.Error, "If_the_0_package_actually_exposes_this_module_consider_sending_a_pull_request_to_amend_https_Colon_S_7040", "If the '{0}' package actually exposes this module, consider sending a pull request to amend 'https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/{1}`"),
-        The_containing_arrow_function_captures_the_global_value_of_this: diag(7041, ts.DiagnosticCategory.Error, "The_containing_arrow_function_captures_the_global_value_of_this_7041", "The containing arrow function captures the global value of 'this'."),
-        Module_0_was_resolved_to_1_but_resolveJsonModule_is_not_used: diag(7042, ts.DiagnosticCategory.Error, "Module_0_was_resolved_to_1_but_resolveJsonModule_is_not_used_7042", "Module '{0}' was resolved to '{1}', but '--resolveJsonModule' is not used."),
-        Variable_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage: diag(7043, ts.DiagnosticCategory.Suggestion, "Variable_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage_7043", "Variable '{0}' implicitly has an '{1}' type, but a better type may be inferred from usage."),
-        Parameter_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage: diag(7044, ts.DiagnosticCategory.Suggestion, "Parameter_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage_7044", "Parameter '{0}' implicitly has an '{1}' type, but a better type may be inferred from usage."),
-        Member_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage: diag(7045, ts.DiagnosticCategory.Suggestion, "Member_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage_7045", "Member '{0}' implicitly has an '{1}' type, but a better type may be inferred from usage."),
-        Variable_0_implicitly_has_type_1_in_some_locations_but_a_better_type_may_be_inferred_from_usage: diag(7046, ts.DiagnosticCategory.Suggestion, "Variable_0_implicitly_has_type_1_in_some_locations_but_a_better_type_may_be_inferred_from_usage_7046", "Variable '{0}' implicitly has type '{1}' in some locations, but a better type may be inferred from usage."),
-        Rest_parameter_0_implicitly_has_an_any_type_but_a_better_type_may_be_inferred_from_usage: diag(7047, ts.DiagnosticCategory.Suggestion, "Rest_parameter_0_implicitly_has_an_any_type_but_a_better_type_may_be_inferred_from_usage_7047", "Rest parameter '{0}' implicitly has an 'any[]' type, but a better type may be inferred from usage."),
-        Property_0_implicitly_has_type_any_but_a_better_type_for_its_get_accessor_may_be_inferred_from_usage: diag(7048, ts.DiagnosticCategory.Suggestion, "Property_0_implicitly_has_type_any_but_a_better_type_for_its_get_accessor_may_be_inferred_from_usage_7048", "Property '{0}' implicitly has type 'any', but a better type for its get accessor may be inferred from usage."),
-        Property_0_implicitly_has_type_any_but_a_better_type_for_its_set_accessor_may_be_inferred_from_usage: diag(7049, ts.DiagnosticCategory.Suggestion, "Property_0_implicitly_has_type_any_but_a_better_type_for_its_set_accessor_may_be_inferred_from_usage_7049", "Property '{0}' implicitly has type 'any', but a better type for its set accessor may be inferred from usage."),
-        _0_implicitly_has_an_1_return_type_but_a_better_type_may_be_inferred_from_usage: diag(7050, ts.DiagnosticCategory.Suggestion, "_0_implicitly_has_an_1_return_type_but_a_better_type_may_be_inferred_from_usage_7050", "'{0}' implicitly has an '{1}' return type, but a better type may be inferred from usage."),
-        Parameter_has_a_name_but_no_type_Did_you_mean_0_Colon_1: diag(7051, ts.DiagnosticCategory.Error, "Parameter_has_a_name_but_no_type_Did_you_mean_0_Colon_1_7051", "Parameter has a name but no type. Did you mean '{0}: {1}'?"),
-        Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_Did_you_mean_to_call_1: diag(7052, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_Did_you_mean_to_call_1_7052", "Element implicitly has an 'any' type because type '{0}' has no index signature. Did you mean to call '{1}'?"),
-        Element_implicitly_has_an_any_type_because_expression_of_type_0_can_t_be_used_to_index_type_1: diag(7053, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_expression_of_type_0_can_t_be_used_to_index_type_1_7053", "Element implicitly has an 'any' type because expression of type '{0}' can't be used to index type '{1}'."),
-        No_index_signature_with_a_parameter_of_type_0_was_found_on_type_1: diag(7054, ts.DiagnosticCategory.Error, "No_index_signature_with_a_parameter_of_type_0_was_found_on_type_1_7054", "No index signature with a parameter of type '{0}' was found on type '{1}'."),
-        _0_which_lacks_return_type_annotation_implicitly_has_an_1_yield_type: diag(7055, ts.DiagnosticCategory.Error, "_0_which_lacks_return_type_annotation_implicitly_has_an_1_yield_type_7055", "'{0}', which lacks return-type annotation, implicitly has an '{1}' yield type."),
-        The_inferred_type_of_this_node_exceeds_the_maximum_length_the_compiler_will_serialize_An_explicit_type_annotation_is_needed: diag(7056, ts.DiagnosticCategory.Error, "The_inferred_type_of_this_node_exceeds_the_maximum_length_the_compiler_will_serialize_An_explicit_ty_7056", "The inferred type of this node exceeds the maximum length the compiler will serialize. An explicit type annotation is needed."),
-        You_cannot_rename_this_element: diag(8000, ts.DiagnosticCategory.Error, "You_cannot_rename_this_element_8000", "You cannot rename this element."),
-        You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library: diag(8001, ts.DiagnosticCategory.Error, "You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library_8001", "You cannot rename elements that are defined in the standard TypeScript library."),
-        import_can_only_be_used_in_TypeScript_files: diag(8002, ts.DiagnosticCategory.Error, "import_can_only_be_used_in_TypeScript_files_8002", "'import ... =' can only be used in TypeScript files."),
-        export_can_only_be_used_in_TypeScript_files: diag(8003, ts.DiagnosticCategory.Error, "export_can_only_be_used_in_TypeScript_files_8003", "'export =' can only be used in TypeScript files."),
-        Type_parameter_declarations_can_only_be_used_in_TypeScript_files: diag(8004, ts.DiagnosticCategory.Error, "Type_parameter_declarations_can_only_be_used_in_TypeScript_files_8004", "Type parameter declarations can only be used in TypeScript files."),
-        implements_clauses_can_only_be_used_in_TypeScript_files: diag(8005, ts.DiagnosticCategory.Error, "implements_clauses_can_only_be_used_in_TypeScript_files_8005", "'implements' clauses can only be used in TypeScript files."),
-        _0_declarations_can_only_be_used_in_TypeScript_files: diag(8006, ts.DiagnosticCategory.Error, "_0_declarations_can_only_be_used_in_TypeScript_files_8006", "'{0}' declarations can only be used in TypeScript files."),
-        Type_aliases_can_only_be_used_in_TypeScript_files: diag(8008, ts.DiagnosticCategory.Error, "Type_aliases_can_only_be_used_in_TypeScript_files_8008", "Type aliases can only be used in TypeScript files."),
-        The_0_modifier_can_only_be_used_in_TypeScript_files: diag(8009, ts.DiagnosticCategory.Error, "The_0_modifier_can_only_be_used_in_TypeScript_files_8009", "The '{0}' modifier can only be used in TypeScript files."),
-        Type_annotations_can_only_be_used_in_TypeScript_files: diag(8010, ts.DiagnosticCategory.Error, "Type_annotations_can_only_be_used_in_TypeScript_files_8010", "Type annotations can only be used in TypeScript files."),
-        Type_arguments_can_only_be_used_in_TypeScript_files: diag(8011, ts.DiagnosticCategory.Error, "Type_arguments_can_only_be_used_in_TypeScript_files_8011", "Type arguments can only be used in TypeScript files."),
-        Parameter_modifiers_can_only_be_used_in_TypeScript_files: diag(8012, ts.DiagnosticCategory.Error, "Parameter_modifiers_can_only_be_used_in_TypeScript_files_8012", "Parameter modifiers can only be used in TypeScript files."),
-        Non_null_assertions_can_only_be_used_in_TypeScript_files: diag(8013, ts.DiagnosticCategory.Error, "Non_null_assertions_can_only_be_used_in_TypeScript_files_8013", "Non-null assertions can only be used in TypeScript files."),
-        Type_assertion_expressions_can_only_be_used_in_TypeScript_files: diag(8016, ts.DiagnosticCategory.Error, "Type_assertion_expressions_can_only_be_used_in_TypeScript_files_8016", "Type assertion expressions can only be used in TypeScript files."),
-        Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: diag(8017, ts.DiagnosticCategory.Error, "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", "Octal literal types must use ES2015 syntax. Use the syntax '{0}'."),
-        Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0: diag(8018, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0_8018", "Octal literals are not allowed in enums members initializer. Use the syntax '{0}'."),
-        Report_errors_in_js_files: diag(8019, ts.DiagnosticCategory.Message, "Report_errors_in_js_files_8019", "Report errors in .js files."),
-        JSDoc_types_can_only_be_used_inside_documentation_comments: diag(8020, ts.DiagnosticCategory.Error, "JSDoc_types_can_only_be_used_inside_documentation_comments_8020", "JSDoc types can only be used inside documentation comments."),
-        JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags: diag(8021, ts.DiagnosticCategory.Error, "JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags_8021", "JSDoc '@typedef' tag should either have a type annotation or be followed by '@property' or '@member' tags."),
-        JSDoc_0_is_not_attached_to_a_class: diag(8022, ts.DiagnosticCategory.Error, "JSDoc_0_is_not_attached_to_a_class_8022", "JSDoc '@{0}' is not attached to a class."),
-        JSDoc_0_1_does_not_match_the_extends_2_clause: diag(8023, ts.DiagnosticCategory.Error, "JSDoc_0_1_does_not_match_the_extends_2_clause_8023", "JSDoc '@{0} {1}' does not match the 'extends {2}' clause."),
-        JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name: diag(8024, ts.DiagnosticCategory.Error, "JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_8024", "JSDoc '@param' tag has name '{0}', but there is no parameter with that name."),
-        Class_declarations_cannot_have_more_than_one_augments_or_extends_tag: diag(8025, ts.DiagnosticCategory.Error, "Class_declarations_cannot_have_more_than_one_augments_or_extends_tag_8025", "Class declarations cannot have more than one `@augments` or `@extends` tag."),
-        Expected_0_type_arguments_provide_these_with_an_extends_tag: diag(8026, ts.DiagnosticCategory.Error, "Expected_0_type_arguments_provide_these_with_an_extends_tag_8026", "Expected {0} type arguments; provide these with an '@extends' tag."),
-        Expected_0_1_type_arguments_provide_these_with_an_extends_tag: diag(8027, ts.DiagnosticCategory.Error, "Expected_0_1_type_arguments_provide_these_with_an_extends_tag_8027", "Expected {0}-{1} type arguments; provide these with an '@extends' tag."),
-        JSDoc_may_only_appear_in_the_last_parameter_of_a_signature: diag(8028, ts.DiagnosticCategory.Error, "JSDoc_may_only_appear_in_the_last_parameter_of_a_signature_8028", "JSDoc '...' may only appear in the last parameter of a signature."),
-        JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_It_would_match_arguments_if_it_had_an_array_type: diag(8029, ts.DiagnosticCategory.Error, "JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_It_would_match_arguments_if_it_h_8029", "JSDoc '@param' tag has name '{0}', but there is no parameter with that name. It would match 'arguments' if it had an array type."),
-        The_type_of_a_function_declaration_must_match_the_function_s_signature: diag(8030, ts.DiagnosticCategory.Error, "The_type_of_a_function_declaration_must_match_the_function_s_signature_8030", "The type of a function declaration must match the function's signature."),
-        You_cannot_rename_a_module_via_a_global_import: diag(8031, ts.DiagnosticCategory.Error, "You_cannot_rename_a_module_via_a_global_import_8031", "You cannot rename a module via a global import."),
-        Qualified_name_0_is_not_allowed_without_a_leading_param_object_1: diag(8032, ts.DiagnosticCategory.Error, "Qualified_name_0_is_not_allowed_without_a_leading_param_object_1_8032", "Qualified name '{0}' is not allowed without a leading '@param {object} {1}'."),
-        A_JSDoc_typedef_comment_may_not_contain_multiple_type_tags: diag(8033, ts.DiagnosticCategory.Error, "A_JSDoc_typedef_comment_may_not_contain_multiple_type_tags_8033", "A JSDoc '@typedef' comment may not contain multiple '@type' tags."),
-        The_tag_was_first_specified_here: diag(8034, ts.DiagnosticCategory.Error, "The_tag_was_first_specified_here_8034", "The tag was first specified here."),
-        Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clause: diag(9002, ts.DiagnosticCategory.Error, "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clause."),
-        class_expressions_are_not_currently_supported: diag(9003, ts.DiagnosticCategory.Error, "class_expressions_are_not_currently_supported_9003", "'class' expressions are not currently supported."),
-        Language_service_is_disabled: diag(9004, ts.DiagnosticCategory.Error, "Language_service_is_disabled_9004", "Language service is disabled."),
-        Declaration_emit_for_this_file_requires_using_private_name_0_An_explicit_type_annotation_may_unblock_declaration_emit: diag(9005, ts.DiagnosticCategory.Error, "Declaration_emit_for_this_file_requires_using_private_name_0_An_explicit_type_annotation_may_unblock_9005", "Declaration emit for this file requires using private name '{0}'. An explicit type annotation may unblock declaration emit."),
-        Declaration_emit_for_this_file_requires_using_private_name_0_from_module_1_An_explicit_type_annotation_may_unblock_declaration_emit: diag(9006, ts.DiagnosticCategory.Error, "Declaration_emit_for_this_file_requires_using_private_name_0_from_module_1_An_explicit_type_annotati_9006", "Declaration emit for this file requires using private name '{0}' from module '{1}'. An explicit type annotation may unblock declaration emit."),
-        JSX_attributes_must_only_be_assigned_a_non_empty_expression: diag(17000, ts.DiagnosticCategory.Error, "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", "JSX attributes must only be assigned a non-empty 'expression'."),
-        JSX_elements_cannot_have_multiple_attributes_with_the_same_name: diag(17001, ts.DiagnosticCategory.Error, "JSX_elements_cannot_have_multiple_attributes_with_the_same_name_17001", "JSX elements cannot have multiple attributes with the same name."),
-        Expected_corresponding_JSX_closing_tag_for_0: diag(17002, ts.DiagnosticCategory.Error, "Expected_corresponding_JSX_closing_tag_for_0_17002", "Expected corresponding JSX closing tag for '{0}'."),
-        JSX_attribute_expected: diag(17003, ts.DiagnosticCategory.Error, "JSX_attribute_expected_17003", "JSX attribute expected."),
-        Cannot_use_JSX_unless_the_jsx_flag_is_provided: diag(17004, ts.DiagnosticCategory.Error, "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", "Cannot use JSX unless the '--jsx' flag is provided."),
-        A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: diag(17005, ts.DiagnosticCategory.Error, "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", "A constructor cannot contain a 'super' call when its class extends 'null'."),
-        An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17006, ts.DiagnosticCategory.Error, "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."),
-        A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17007, ts.DiagnosticCategory.Error, "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."),
-        JSX_element_0_has_no_corresponding_closing_tag: diag(17008, ts.DiagnosticCategory.Error, "JSX_element_0_has_no_corresponding_closing_tag_17008", "JSX element '{0}' has no corresponding closing tag."),
-        super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: diag(17009, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", "'super' must be called before accessing 'this' in the constructor of a derived class."),
-        Unknown_type_acquisition_option_0: diag(17010, ts.DiagnosticCategory.Error, "Unknown_type_acquisition_option_0_17010", "Unknown type acquisition option '{0}'."),
-        super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: diag(17011, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", "'super' must be called before accessing a property of 'super' in the constructor of a derived class."),
-        _0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2: diag(17012, ts.DiagnosticCategory.Error, "_0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2_17012", "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?"),
-        Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor: diag(17013, ts.DiagnosticCategory.Error, "Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constru_17013", "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor."),
-        JSX_fragment_has_no_corresponding_closing_tag: diag(17014, ts.DiagnosticCategory.Error, "JSX_fragment_has_no_corresponding_closing_tag_17014", "JSX fragment has no corresponding closing tag."),
-        Expected_corresponding_closing_tag_for_JSX_fragment: diag(17015, ts.DiagnosticCategory.Error, "Expected_corresponding_closing_tag_for_JSX_fragment_17015", "Expected corresponding closing tag for JSX fragment."),
-        The_jsxFragmentFactory_compiler_option_must_be_provided_to_use_JSX_fragments_with_the_jsxFactory_compiler_option: diag(17016, ts.DiagnosticCategory.Error, "The_jsxFragmentFactory_compiler_option_must_be_provided_to_use_JSX_fragments_with_the_jsxFactory_com_17016", "The 'jsxFragmentFactory' compiler option must be provided to use JSX fragments with the 'jsxFactory' compiler option."),
-        An_jsxFrag_pragma_is_required_when_using_an_jsx_pragma_with_JSX_fragments: diag(17017, ts.DiagnosticCategory.Error, "An_jsxFrag_pragma_is_required_when_using_an_jsx_pragma_with_JSX_fragments_17017", "An @jsxFrag pragma is required when using an @jsx pragma with JSX fragments."),
-        Unknown_type_acquisition_option_0_Did_you_mean_1: diag(17018, ts.DiagnosticCategory.Error, "Unknown_type_acquisition_option_0_Did_you_mean_1_17018", "Unknown type acquisition option '{0}'. Did you mean '{1}'?"),
-        Circularity_detected_while_resolving_configuration_Colon_0: diag(18000, ts.DiagnosticCategory.Error, "Circularity_detected_while_resolving_configuration_Colon_0_18000", "Circularity detected while resolving configuration: {0}"),
-        A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: diag(18001, ts.DiagnosticCategory.Error, "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", "A path in an 'extends' option must be relative or rooted, but '{0}' is not."),
-        The_files_list_in_config_file_0_is_empty: diag(18002, ts.DiagnosticCategory.Error, "The_files_list_in_config_file_0_is_empty_18002", "The 'files' list in config file '{0}' is empty."),
-        No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: diag(18003, ts.DiagnosticCategory.Error, "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'."),
-        File_is_a_CommonJS_module_it_may_be_converted_to_an_ES6_module: diag(80001, ts.DiagnosticCategory.Suggestion, "File_is_a_CommonJS_module_it_may_be_converted_to_an_ES6_module_80001", "File is a CommonJS module; it may be converted to an ES6 module."),
-        This_constructor_function_may_be_converted_to_a_class_declaration: diag(80002, ts.DiagnosticCategory.Suggestion, "This_constructor_function_may_be_converted_to_a_class_declaration_80002", "This constructor function may be converted to a class declaration."),
-        Import_may_be_converted_to_a_default_import: diag(80003, ts.DiagnosticCategory.Suggestion, "Import_may_be_converted_to_a_default_import_80003", "Import may be converted to a default import."),
-        JSDoc_types_may_be_moved_to_TypeScript_types: diag(80004, ts.DiagnosticCategory.Suggestion, "JSDoc_types_may_be_moved_to_TypeScript_types_80004", "JSDoc types may be moved to TypeScript types."),
-        require_call_may_be_converted_to_an_import: diag(80005, ts.DiagnosticCategory.Suggestion, "require_call_may_be_converted_to_an_import_80005", "'require' call may be converted to an import."),
-        This_may_be_converted_to_an_async_function: diag(80006, ts.DiagnosticCategory.Suggestion, "This_may_be_converted_to_an_async_function_80006", "This may be converted to an async function."),
-        await_has_no_effect_on_the_type_of_this_expression: diag(80007, ts.DiagnosticCategory.Suggestion, "await_has_no_effect_on_the_type_of_this_expression_80007", "'await' has no effect on the type of this expression."),
-        Numeric_literals_with_absolute_values_equal_to_2_53_or_greater_are_too_large_to_be_represented_accurately_as_integers: diag(80008, ts.DiagnosticCategory.Suggestion, "Numeric_literals_with_absolute_values_equal_to_2_53_or_greater_are_too_large_to_be_represented_accur_80008", "Numeric literals with absolute values equal to 2^53 or greater are too large to be represented accurately as integers."),
-        Add_missing_super_call: diag(90001, ts.DiagnosticCategory.Message, "Add_missing_super_call_90001", "Add missing 'super()' call"),
-        Make_super_call_the_first_statement_in_the_constructor: diag(90002, ts.DiagnosticCategory.Message, "Make_super_call_the_first_statement_in_the_constructor_90002", "Make 'super()' call the first statement in the constructor"),
-        Change_extends_to_implements: diag(90003, ts.DiagnosticCategory.Message, "Change_extends_to_implements_90003", "Change 'extends' to 'implements'"),
-        Remove_unused_declaration_for_Colon_0: diag(90004, ts.DiagnosticCategory.Message, "Remove_unused_declaration_for_Colon_0_90004", "Remove unused declaration for: '{0}'"),
-        Remove_import_from_0: diag(90005, ts.DiagnosticCategory.Message, "Remove_import_from_0_90005", "Remove import from '{0}'"),
-        Implement_interface_0: diag(90006, ts.DiagnosticCategory.Message, "Implement_interface_0_90006", "Implement interface '{0}'"),
-        Implement_inherited_abstract_class: diag(90007, ts.DiagnosticCategory.Message, "Implement_inherited_abstract_class_90007", "Implement inherited abstract class"),
-        Add_0_to_unresolved_variable: diag(90008, ts.DiagnosticCategory.Message, "Add_0_to_unresolved_variable_90008", "Add '{0}.' to unresolved variable"),
-        Remove_variable_statement: diag(90010, ts.DiagnosticCategory.Message, "Remove_variable_statement_90010", "Remove variable statement"),
-        Remove_template_tag: diag(90011, ts.DiagnosticCategory.Message, "Remove_template_tag_90011", "Remove template tag"),
-        Remove_type_parameters: diag(90012, ts.DiagnosticCategory.Message, "Remove_type_parameters_90012", "Remove type parameters"),
-        Import_0_from_module_1: diag(90013, ts.DiagnosticCategory.Message, "Import_0_from_module_1_90013", "Import '{0}' from module \"{1}\""),
-        Change_0_to_1: diag(90014, ts.DiagnosticCategory.Message, "Change_0_to_1_90014", "Change '{0}' to '{1}'"),
-        Add_0_to_existing_import_declaration_from_1: diag(90015, ts.DiagnosticCategory.Message, "Add_0_to_existing_import_declaration_from_1_90015", "Add '{0}' to existing import declaration from \"{1}\""),
-        Declare_property_0: diag(90016, ts.DiagnosticCategory.Message, "Declare_property_0_90016", "Declare property '{0}'"),
-        Add_index_signature_for_property_0: diag(90017, ts.DiagnosticCategory.Message, "Add_index_signature_for_property_0_90017", "Add index signature for property '{0}'"),
-        Disable_checking_for_this_file: diag(90018, ts.DiagnosticCategory.Message, "Disable_checking_for_this_file_90018", "Disable checking for this file"),
-        Ignore_this_error_message: diag(90019, ts.DiagnosticCategory.Message, "Ignore_this_error_message_90019", "Ignore this error message"),
-        Initialize_property_0_in_the_constructor: diag(90020, ts.DiagnosticCategory.Message, "Initialize_property_0_in_the_constructor_90020", "Initialize property '{0}' in the constructor"),
-        Initialize_static_property_0: diag(90021, ts.DiagnosticCategory.Message, "Initialize_static_property_0_90021", "Initialize static property '{0}'"),
-        Change_spelling_to_0: diag(90022, ts.DiagnosticCategory.Message, "Change_spelling_to_0_90022", "Change spelling to '{0}'"),
-        Declare_method_0: diag(90023, ts.DiagnosticCategory.Message, "Declare_method_0_90023", "Declare method '{0}'"),
-        Declare_static_method_0: diag(90024, ts.DiagnosticCategory.Message, "Declare_static_method_0_90024", "Declare static method '{0}'"),
-        Prefix_0_with_an_underscore: diag(90025, ts.DiagnosticCategory.Message, "Prefix_0_with_an_underscore_90025", "Prefix '{0}' with an underscore"),
-        Rewrite_as_the_indexed_access_type_0: diag(90026, ts.DiagnosticCategory.Message, "Rewrite_as_the_indexed_access_type_0_90026", "Rewrite as the indexed access type '{0}'"),
-        Declare_static_property_0: diag(90027, ts.DiagnosticCategory.Message, "Declare_static_property_0_90027", "Declare static property '{0}'"),
-        Call_decorator_expression: diag(90028, ts.DiagnosticCategory.Message, "Call_decorator_expression_90028", "Call decorator expression"),
-        Add_async_modifier_to_containing_function: diag(90029, ts.DiagnosticCategory.Message, "Add_async_modifier_to_containing_function_90029", "Add async modifier to containing function"),
-        Replace_infer_0_with_unknown: diag(90030, ts.DiagnosticCategory.Message, "Replace_infer_0_with_unknown_90030", "Replace 'infer {0}' with 'unknown'"),
-        Replace_all_unused_infer_with_unknown: diag(90031, ts.DiagnosticCategory.Message, "Replace_all_unused_infer_with_unknown_90031", "Replace all unused 'infer' with 'unknown'"),
-        Import_default_0_from_module_1: diag(90032, ts.DiagnosticCategory.Message, "Import_default_0_from_module_1_90032", "Import default '{0}' from module \"{1}\""),
-        Add_default_import_0_to_existing_import_declaration_from_1: diag(90033, ts.DiagnosticCategory.Message, "Add_default_import_0_to_existing_import_declaration_from_1_90033", "Add default import '{0}' to existing import declaration from \"{1}\""),
-        Add_parameter_name: diag(90034, ts.DiagnosticCategory.Message, "Add_parameter_name_90034", "Add parameter name"),
-        Declare_private_property_0: diag(90035, ts.DiagnosticCategory.Message, "Declare_private_property_0_90035", "Declare private property '{0}'"),
-        Replace_0_with_Promise_1: diag(90036, ts.DiagnosticCategory.Message, "Replace_0_with_Promise_1_90036", "Replace '{0}' with 'Promise<{1}>'"),
-        Fix_all_incorrect_return_type_of_an_async_functions: diag(90037, ts.DiagnosticCategory.Message, "Fix_all_incorrect_return_type_of_an_async_functions_90037", "Fix all incorrect return type of an async functions"),
-        Declare_private_method_0: diag(90038, ts.DiagnosticCategory.Message, "Declare_private_method_0_90038", "Declare private method '{0}'"),
-        Remove_unused_destructuring_declaration: diag(90039, ts.DiagnosticCategory.Message, "Remove_unused_destructuring_declaration_90039", "Remove unused destructuring declaration"),
-        Remove_unused_declarations_for_Colon_0: diag(90041, ts.DiagnosticCategory.Message, "Remove_unused_declarations_for_Colon_0_90041", "Remove unused declarations for: '{0}'"),
-        Declare_a_private_field_named_0: diag(90053, ts.DiagnosticCategory.Message, "Declare_a_private_field_named_0_90053", "Declare a private field named '{0}'."),
-        Convert_function_to_an_ES2015_class: diag(95001, ts.DiagnosticCategory.Message, "Convert_function_to_an_ES2015_class_95001", "Convert function to an ES2015 class"),
-        Convert_function_0_to_class: diag(95002, ts.DiagnosticCategory.Message, "Convert_function_0_to_class_95002", "Convert function '{0}' to class"),
-        Convert_0_to_1_in_0: diag(95003, ts.DiagnosticCategory.Message, "Convert_0_to_1_in_0_95003", "Convert '{0}' to '{1} in {0}'"),
-        Extract_to_0_in_1: diag(95004, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_95004", "Extract to {0} in {1}"),
-        Extract_function: diag(95005, ts.DiagnosticCategory.Message, "Extract_function_95005", "Extract function"),
-        Extract_constant: diag(95006, ts.DiagnosticCategory.Message, "Extract_constant_95006", "Extract constant"),
-        Extract_to_0_in_enclosing_scope: diag(95007, ts.DiagnosticCategory.Message, "Extract_to_0_in_enclosing_scope_95007", "Extract to {0} in enclosing scope"),
-        Extract_to_0_in_1_scope: diag(95008, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_scope_95008", "Extract to {0} in {1} scope"),
-        Annotate_with_type_from_JSDoc: diag(95009, ts.DiagnosticCategory.Message, "Annotate_with_type_from_JSDoc_95009", "Annotate with type from JSDoc"),
-        Annotate_with_types_from_JSDoc: diag(95010, ts.DiagnosticCategory.Message, "Annotate_with_types_from_JSDoc_95010", "Annotate with types from JSDoc"),
-        Infer_type_of_0_from_usage: diag(95011, ts.DiagnosticCategory.Message, "Infer_type_of_0_from_usage_95011", "Infer type of '{0}' from usage"),
-        Infer_parameter_types_from_usage: diag(95012, ts.DiagnosticCategory.Message, "Infer_parameter_types_from_usage_95012", "Infer parameter types from usage"),
-        Convert_to_default_import: diag(95013, ts.DiagnosticCategory.Message, "Convert_to_default_import_95013", "Convert to default import"),
-        Install_0: diag(95014, ts.DiagnosticCategory.Message, "Install_0_95014", "Install '{0}'"),
-        Replace_import_with_0: diag(95015, ts.DiagnosticCategory.Message, "Replace_import_with_0_95015", "Replace import with '{0}'."),
-        Use_synthetic_default_member: diag(95016, ts.DiagnosticCategory.Message, "Use_synthetic_default_member_95016", "Use synthetic 'default' member."),
-        Convert_to_ES6_module: diag(95017, ts.DiagnosticCategory.Message, "Convert_to_ES6_module_95017", "Convert to ES6 module"),
-        Add_undefined_type_to_property_0: diag(95018, ts.DiagnosticCategory.Message, "Add_undefined_type_to_property_0_95018", "Add 'undefined' type to property '{0}'"),
-        Add_initializer_to_property_0: diag(95019, ts.DiagnosticCategory.Message, "Add_initializer_to_property_0_95019", "Add initializer to property '{0}'"),
-        Add_definite_assignment_assertion_to_property_0: diag(95020, ts.DiagnosticCategory.Message, "Add_definite_assignment_assertion_to_property_0_95020", "Add definite assignment assertion to property '{0}'"),
-        Convert_all_type_literals_to_mapped_type: diag(95021, ts.DiagnosticCategory.Message, "Convert_all_type_literals_to_mapped_type_95021", "Convert all type literals to mapped type"),
-        Add_all_missing_members: diag(95022, ts.DiagnosticCategory.Message, "Add_all_missing_members_95022", "Add all missing members"),
-        Infer_all_types_from_usage: diag(95023, ts.DiagnosticCategory.Message, "Infer_all_types_from_usage_95023", "Infer all types from usage"),
-        Delete_all_unused_declarations: diag(95024, ts.DiagnosticCategory.Message, "Delete_all_unused_declarations_95024", "Delete all unused declarations"),
-        Prefix_all_unused_declarations_with_where_possible: diag(95025, ts.DiagnosticCategory.Message, "Prefix_all_unused_declarations_with_where_possible_95025", "Prefix all unused declarations with '_' where possible"),
-        Fix_all_detected_spelling_errors: diag(95026, ts.DiagnosticCategory.Message, "Fix_all_detected_spelling_errors_95026", "Fix all detected spelling errors"),
-        Add_initializers_to_all_uninitialized_properties: diag(95027, ts.DiagnosticCategory.Message, "Add_initializers_to_all_uninitialized_properties_95027", "Add initializers to all uninitialized properties"),
-        Add_definite_assignment_assertions_to_all_uninitialized_properties: diag(95028, ts.DiagnosticCategory.Message, "Add_definite_assignment_assertions_to_all_uninitialized_properties_95028", "Add definite assignment assertions to all uninitialized properties"),
-        Add_undefined_type_to_all_uninitialized_properties: diag(95029, ts.DiagnosticCategory.Message, "Add_undefined_type_to_all_uninitialized_properties_95029", "Add undefined type to all uninitialized properties"),
-        Change_all_jsdoc_style_types_to_TypeScript: diag(95030, ts.DiagnosticCategory.Message, "Change_all_jsdoc_style_types_to_TypeScript_95030", "Change all jsdoc-style types to TypeScript"),
-        Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types: diag(95031, ts.DiagnosticCategory.Message, "Change_all_jsdoc_style_types_to_TypeScript_and_add_undefined_to_nullable_types_95031", "Change all jsdoc-style types to TypeScript (and add '| undefined' to nullable types)"),
-        Implement_all_unimplemented_interfaces: diag(95032, ts.DiagnosticCategory.Message, "Implement_all_unimplemented_interfaces_95032", "Implement all unimplemented interfaces"),
-        Install_all_missing_types_packages: diag(95033, ts.DiagnosticCategory.Message, "Install_all_missing_types_packages_95033", "Install all missing types packages"),
-        Rewrite_all_as_indexed_access_types: diag(95034, ts.DiagnosticCategory.Message, "Rewrite_all_as_indexed_access_types_95034", "Rewrite all as indexed access types"),
-        Convert_all_to_default_imports: diag(95035, ts.DiagnosticCategory.Message, "Convert_all_to_default_imports_95035", "Convert all to default imports"),
-        Make_all_super_calls_the_first_statement_in_their_constructor: diag(95036, ts.DiagnosticCategory.Message, "Make_all_super_calls_the_first_statement_in_their_constructor_95036", "Make all 'super()' calls the first statement in their constructor"),
-        Add_qualifier_to_all_unresolved_variables_matching_a_member_name: diag(95037, ts.DiagnosticCategory.Message, "Add_qualifier_to_all_unresolved_variables_matching_a_member_name_95037", "Add qualifier to all unresolved variables matching a member name"),
-        Change_all_extended_interfaces_to_implements: diag(95038, ts.DiagnosticCategory.Message, "Change_all_extended_interfaces_to_implements_95038", "Change all extended interfaces to 'implements'"),
-        Add_all_missing_super_calls: diag(95039, ts.DiagnosticCategory.Message, "Add_all_missing_super_calls_95039", "Add all missing super calls"),
-        Implement_all_inherited_abstract_classes: diag(95040, ts.DiagnosticCategory.Message, "Implement_all_inherited_abstract_classes_95040", "Implement all inherited abstract classes"),
-        Add_all_missing_async_modifiers: diag(95041, ts.DiagnosticCategory.Message, "Add_all_missing_async_modifiers_95041", "Add all missing 'async' modifiers"),
-        Add_ts_ignore_to_all_error_messages: diag(95042, ts.DiagnosticCategory.Message, "Add_ts_ignore_to_all_error_messages_95042", "Add '@ts-ignore' to all error messages"),
-        Annotate_everything_with_types_from_JSDoc: diag(95043, ts.DiagnosticCategory.Message, "Annotate_everything_with_types_from_JSDoc_95043", "Annotate everything with types from JSDoc"),
-        Add_to_all_uncalled_decorators: diag(95044, ts.DiagnosticCategory.Message, "Add_to_all_uncalled_decorators_95044", "Add '()' to all uncalled decorators"),
-        Convert_all_constructor_functions_to_classes: diag(95045, ts.DiagnosticCategory.Message, "Convert_all_constructor_functions_to_classes_95045", "Convert all constructor functions to classes"),
-        Generate_get_and_set_accessors: diag(95046, ts.DiagnosticCategory.Message, "Generate_get_and_set_accessors_95046", "Generate 'get' and 'set' accessors"),
-        Convert_require_to_import: diag(95047, ts.DiagnosticCategory.Message, "Convert_require_to_import_95047", "Convert 'require' to 'import'"),
-        Convert_all_require_to_import: diag(95048, ts.DiagnosticCategory.Message, "Convert_all_require_to_import_95048", "Convert all 'require' to 'import'"),
-        Move_to_a_new_file: diag(95049, ts.DiagnosticCategory.Message, "Move_to_a_new_file_95049", "Move to a new file"),
-        Remove_unreachable_code: diag(95050, ts.DiagnosticCategory.Message, "Remove_unreachable_code_95050", "Remove unreachable code"),
-        Remove_all_unreachable_code: diag(95051, ts.DiagnosticCategory.Message, "Remove_all_unreachable_code_95051", "Remove all unreachable code"),
-        Add_missing_typeof: diag(95052, ts.DiagnosticCategory.Message, "Add_missing_typeof_95052", "Add missing 'typeof'"),
-        Remove_unused_label: diag(95053, ts.DiagnosticCategory.Message, "Remove_unused_label_95053", "Remove unused label"),
-        Remove_all_unused_labels: diag(95054, ts.DiagnosticCategory.Message, "Remove_all_unused_labels_95054", "Remove all unused labels"),
-        Convert_0_to_mapped_object_type: diag(95055, ts.DiagnosticCategory.Message, "Convert_0_to_mapped_object_type_95055", "Convert '{0}' to mapped object type"),
-        Convert_namespace_import_to_named_imports: diag(95056, ts.DiagnosticCategory.Message, "Convert_namespace_import_to_named_imports_95056", "Convert namespace import to named imports"),
-        Convert_named_imports_to_namespace_import: diag(95057, ts.DiagnosticCategory.Message, "Convert_named_imports_to_namespace_import_95057", "Convert named imports to namespace import"),
-        Add_or_remove_braces_in_an_arrow_function: diag(95058, ts.DiagnosticCategory.Message, "Add_or_remove_braces_in_an_arrow_function_95058", "Add or remove braces in an arrow function"),
-        Add_braces_to_arrow_function: diag(95059, ts.DiagnosticCategory.Message, "Add_braces_to_arrow_function_95059", "Add braces to arrow function"),
-        Remove_braces_from_arrow_function: diag(95060, ts.DiagnosticCategory.Message, "Remove_braces_from_arrow_function_95060", "Remove braces from arrow function"),
-        Convert_default_export_to_named_export: diag(95061, ts.DiagnosticCategory.Message, "Convert_default_export_to_named_export_95061", "Convert default export to named export"),
-        Convert_named_export_to_default_export: diag(95062, ts.DiagnosticCategory.Message, "Convert_named_export_to_default_export_95062", "Convert named export to default export"),
-        Add_missing_enum_member_0: diag(95063, ts.DiagnosticCategory.Message, "Add_missing_enum_member_0_95063", "Add missing enum member '{0}'"),
-        Add_all_missing_imports: diag(95064, ts.DiagnosticCategory.Message, "Add_all_missing_imports_95064", "Add all missing imports"),
-        Convert_to_async_function: diag(95065, ts.DiagnosticCategory.Message, "Convert_to_async_function_95065", "Convert to async function"),
-        Convert_all_to_async_functions: diag(95066, ts.DiagnosticCategory.Message, "Convert_all_to_async_functions_95066", "Convert all to async functions"),
-        Add_missing_call_parentheses: diag(95067, ts.DiagnosticCategory.Message, "Add_missing_call_parentheses_95067", "Add missing call parentheses"),
-        Add_all_missing_call_parentheses: diag(95068, ts.DiagnosticCategory.Message, "Add_all_missing_call_parentheses_95068", "Add all missing call parentheses"),
-        Add_unknown_conversion_for_non_overlapping_types: diag(95069, ts.DiagnosticCategory.Message, "Add_unknown_conversion_for_non_overlapping_types_95069", "Add 'unknown' conversion for non-overlapping types"),
-        Add_unknown_to_all_conversions_of_non_overlapping_types: diag(95070, ts.DiagnosticCategory.Message, "Add_unknown_to_all_conversions_of_non_overlapping_types_95070", "Add 'unknown' to all conversions of non-overlapping types"),
-        Add_missing_new_operator_to_call: diag(95071, ts.DiagnosticCategory.Message, "Add_missing_new_operator_to_call_95071", "Add missing 'new' operator to call"),
-        Add_missing_new_operator_to_all_calls: diag(95072, ts.DiagnosticCategory.Message, "Add_missing_new_operator_to_all_calls_95072", "Add missing 'new' operator to all calls"),
-        Add_names_to_all_parameters_without_names: diag(95073, ts.DiagnosticCategory.Message, "Add_names_to_all_parameters_without_names_95073", "Add names to all parameters without names"),
-        Enable_the_experimentalDecorators_option_in_your_configuration_file: diag(95074, ts.DiagnosticCategory.Message, "Enable_the_experimentalDecorators_option_in_your_configuration_file_95074", "Enable the 'experimentalDecorators' option in your configuration file"),
-        Convert_parameters_to_destructured_object: diag(95075, ts.DiagnosticCategory.Message, "Convert_parameters_to_destructured_object_95075", "Convert parameters to destructured object"),
-        Allow_accessing_UMD_globals_from_modules: diag(95076, ts.DiagnosticCategory.Message, "Allow_accessing_UMD_globals_from_modules_95076", "Allow accessing UMD globals from modules."),
-        Extract_type: diag(95077, ts.DiagnosticCategory.Message, "Extract_type_95077", "Extract type"),
-        Extract_to_type_alias: diag(95078, ts.DiagnosticCategory.Message, "Extract_to_type_alias_95078", "Extract to type alias"),
-        Extract_to_typedef: diag(95079, ts.DiagnosticCategory.Message, "Extract_to_typedef_95079", "Extract to typedef"),
-        Infer_this_type_of_0_from_usage: diag(95080, ts.DiagnosticCategory.Message, "Infer_this_type_of_0_from_usage_95080", "Infer 'this' type of '{0}' from usage"),
-        Add_const_to_unresolved_variable: diag(95081, ts.DiagnosticCategory.Message, "Add_const_to_unresolved_variable_95081", "Add 'const' to unresolved variable"),
-        Add_const_to_all_unresolved_variables: diag(95082, ts.DiagnosticCategory.Message, "Add_const_to_all_unresolved_variables_95082", "Add 'const' to all unresolved variables"),
-        Add_await: diag(95083, ts.DiagnosticCategory.Message, "Add_await_95083", "Add 'await'"),
-        Add_await_to_initializer_for_0: diag(95084, ts.DiagnosticCategory.Message, "Add_await_to_initializer_for_0_95084", "Add 'await' to initializer for '{0}'"),
-        Fix_all_expressions_possibly_missing_await: diag(95085, ts.DiagnosticCategory.Message, "Fix_all_expressions_possibly_missing_await_95085", "Fix all expressions possibly missing 'await'"),
-        Remove_unnecessary_await: diag(95086, ts.DiagnosticCategory.Message, "Remove_unnecessary_await_95086", "Remove unnecessary 'await'"),
-        Remove_all_unnecessary_uses_of_await: diag(95087, ts.DiagnosticCategory.Message, "Remove_all_unnecessary_uses_of_await_95087", "Remove all unnecessary uses of 'await'"),
-        Enable_the_jsx_flag_in_your_configuration_file: diag(95088, ts.DiagnosticCategory.Message, "Enable_the_jsx_flag_in_your_configuration_file_95088", "Enable the '--jsx' flag in your configuration file"),
-        Add_await_to_initializers: diag(95089, ts.DiagnosticCategory.Message, "Add_await_to_initializers_95089", "Add 'await' to initializers"),
-        Extract_to_interface: diag(95090, ts.DiagnosticCategory.Message, "Extract_to_interface_95090", "Extract to interface"),
-        Convert_to_a_bigint_numeric_literal: diag(95091, ts.DiagnosticCategory.Message, "Convert_to_a_bigint_numeric_literal_95091", "Convert to a bigint numeric literal"),
-        Convert_all_to_bigint_numeric_literals: diag(95092, ts.DiagnosticCategory.Message, "Convert_all_to_bigint_numeric_literals_95092", "Convert all to bigint numeric literals"),
-        Convert_const_to_let: diag(95093, ts.DiagnosticCategory.Message, "Convert_const_to_let_95093", "Convert 'const' to 'let'"),
-        Prefix_with_declare: diag(95094, ts.DiagnosticCategory.Message, "Prefix_with_declare_95094", "Prefix with 'declare'"),
-        Prefix_all_incorrect_property_declarations_with_declare: diag(95095, ts.DiagnosticCategory.Message, "Prefix_all_incorrect_property_declarations_with_declare_95095", "Prefix all incorrect property declarations with 'declare'"),
-        Convert_to_template_string: diag(95096, ts.DiagnosticCategory.Message, "Convert_to_template_string_95096", "Convert to template string"),
-        Add_export_to_make_this_file_into_a_module: diag(95097, ts.DiagnosticCategory.Message, "Add_export_to_make_this_file_into_a_module_95097", "Add 'export {}' to make this file into a module"),
-        Set_the_target_option_in_your_configuration_file_to_0: diag(95098, ts.DiagnosticCategory.Message, "Set_the_target_option_in_your_configuration_file_to_0_95098", "Set the 'target' option in your configuration file to '{0}'"),
-        Set_the_module_option_in_your_configuration_file_to_0: diag(95099, ts.DiagnosticCategory.Message, "Set_the_module_option_in_your_configuration_file_to_0_95099", "Set the 'module' option in your configuration file to '{0}'"),
-        Convert_invalid_character_to_its_html_entity_code: diag(95100, ts.DiagnosticCategory.Message, "Convert_invalid_character_to_its_html_entity_code_95100", "Convert invalid character to its html entity code"),
-        Convert_all_invalid_characters_to_HTML_entity_code: diag(95101, ts.DiagnosticCategory.Message, "Convert_all_invalid_characters_to_HTML_entity_code_95101", "Convert all invalid characters to HTML entity code"),
-        Add_class_tag: diag(95102, ts.DiagnosticCategory.Message, "Add_class_tag_95102", "Add '@class' tag"),
-        Add_this_tag: diag(95103, ts.DiagnosticCategory.Message, "Add_this_tag_95103", "Add '@this' tag"),
-        Add_this_parameter: diag(95104, ts.DiagnosticCategory.Message, "Add_this_parameter_95104", "Add 'this' parameter."),
-        Convert_function_expression_0_to_arrow_function: diag(95105, ts.DiagnosticCategory.Message, "Convert_function_expression_0_to_arrow_function_95105", "Convert function expression '{0}' to arrow function"),
-        Convert_function_declaration_0_to_arrow_function: diag(95106, ts.DiagnosticCategory.Message, "Convert_function_declaration_0_to_arrow_function_95106", "Convert function declaration '{0}' to arrow function"),
-        Fix_all_implicit_this_errors: diag(95107, ts.DiagnosticCategory.Message, "Fix_all_implicit_this_errors_95107", "Fix all implicit-'this' errors"),
-        Wrap_invalid_character_in_an_expression_container: diag(95108, ts.DiagnosticCategory.Message, "Wrap_invalid_character_in_an_expression_container_95108", "Wrap invalid character in an expression container"),
-        Wrap_all_invalid_characters_in_an_expression_container: diag(95109, ts.DiagnosticCategory.Message, "Wrap_all_invalid_characters_in_an_expression_container_95109", "Wrap all invalid characters in an expression container"),
-        Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file: diag(95110, ts.DiagnosticCategory.Message, "Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file_95110", "Visit https://aka.ms/tsconfig.json to read more about this file"),
-        Add_a_return_statement: diag(95111, ts.DiagnosticCategory.Message, "Add_a_return_statement_95111", "Add a return statement"),
-        Remove_braces_from_arrow_function_body: diag(95112, ts.DiagnosticCategory.Message, "Remove_braces_from_arrow_function_body_95112", "Remove braces from arrow function body"),
-        Wrap_the_following_body_with_parentheses_which_should_be_an_object_literal: diag(95113, ts.DiagnosticCategory.Message, "Wrap_the_following_body_with_parentheses_which_should_be_an_object_literal_95113", "Wrap the following body with parentheses which should be an object literal"),
-        Add_all_missing_return_statement: diag(95114, ts.DiagnosticCategory.Message, "Add_all_missing_return_statement_95114", "Add all missing return statement"),
-        Remove_braces_from_all_arrow_function_bodies_with_relevant_issues: diag(95115, ts.DiagnosticCategory.Message, "Remove_braces_from_all_arrow_function_bodies_with_relevant_issues_95115", "Remove braces from all arrow function bodies with relevant issues"),
-        Wrap_all_object_literal_with_parentheses: diag(95116, ts.DiagnosticCategory.Message, "Wrap_all_object_literal_with_parentheses_95116", "Wrap all object literal with parentheses"),
-        Move_labeled_tuple_element_modifiers_to_labels: diag(95117, ts.DiagnosticCategory.Message, "Move_labeled_tuple_element_modifiers_to_labels_95117", "Move labeled tuple element modifiers to labels"),
-        Convert_overload_list_to_single_signature: diag(95118, ts.DiagnosticCategory.Message, "Convert_overload_list_to_single_signature_95118", "Convert overload list to single signature"),
-        Generate_get_and_set_accessors_for_all_overriding_properties: diag(95119, ts.DiagnosticCategory.Message, "Generate_get_and_set_accessors_for_all_overriding_properties_95119", "Generate 'get' and 'set' accessors for all overriding properties"),
-        Wrap_in_JSX_fragment: diag(95120, ts.DiagnosticCategory.Message, "Wrap_in_JSX_fragment_95120", "Wrap in JSX fragment"),
-        Wrap_all_unparented_JSX_in_JSX_fragment: diag(95121, ts.DiagnosticCategory.Message, "Wrap_all_unparented_JSX_in_JSX_fragment_95121", "Wrap all unparented JSX in JSX fragment"),
-        Convert_arrow_function_or_function_expression: diag(95122, ts.DiagnosticCategory.Message, "Convert_arrow_function_or_function_expression_95122", "Convert arrow function or function expression"),
-        Convert_to_anonymous_function: diag(95123, ts.DiagnosticCategory.Message, "Convert_to_anonymous_function_95123", "Convert to anonymous function"),
-        Convert_to_named_function: diag(95124, ts.DiagnosticCategory.Message, "Convert_to_named_function_95124", "Convert to named function"),
-        Convert_to_arrow_function: diag(95125, ts.DiagnosticCategory.Message, "Convert_to_arrow_function_95125", "Convert to arrow function"),
-        Remove_parentheses: diag(95126, ts.DiagnosticCategory.Message, "Remove_parentheses_95126", "Remove parentheses"),
-        Could_not_find_a_containing_arrow_function: diag(95127, ts.DiagnosticCategory.Message, "Could_not_find_a_containing_arrow_function_95127", "Could not find a containing arrow function"),
-        Containing_function_is_not_an_arrow_function: diag(95128, ts.DiagnosticCategory.Message, "Containing_function_is_not_an_arrow_function_95128", "Containing function is not an arrow function"),
-        Could_not_find_export_statement: diag(95129, ts.DiagnosticCategory.Message, "Could_not_find_export_statement_95129", "Could not find export statement"),
-        This_file_already_has_a_default_export: diag(95130, ts.DiagnosticCategory.Message, "This_file_already_has_a_default_export_95130", "This file already has a default export"),
-        Could_not_find_import_clause: diag(95131, ts.DiagnosticCategory.Message, "Could_not_find_import_clause_95131", "Could not find import clause"),
-        Could_not_find_namespace_import_or_named_imports: diag(95132, ts.DiagnosticCategory.Message, "Could_not_find_namespace_import_or_named_imports_95132", "Could not find namespace import or named imports"),
-        Selection_is_not_a_valid_type_node: diag(95133, ts.DiagnosticCategory.Message, "Selection_is_not_a_valid_type_node_95133", "Selection is not a valid type node"),
-        No_type_could_be_extracted_from_this_type_node: diag(95134, ts.DiagnosticCategory.Message, "No_type_could_be_extracted_from_this_type_node_95134", "No type could be extracted from this type node"),
-        Could_not_find_property_for_which_to_generate_accessor: diag(95135, ts.DiagnosticCategory.Message, "Could_not_find_property_for_which_to_generate_accessor_95135", "Could not find property for which to generate accessor"),
-        Name_is_not_valid: diag(95136, ts.DiagnosticCategory.Message, "Name_is_not_valid_95136", "Name is not valid"),
-        Can_only_convert_property_with_modifier: diag(95137, ts.DiagnosticCategory.Message, "Can_only_convert_property_with_modifier_95137", "Can only convert property with modifier"),
-        Switch_each_misused_0_to_1: diag(95138, ts.DiagnosticCategory.Message, "Switch_each_misused_0_to_1_95138", "Switch each misused '{0}' to '{1}'"),
-        Convert_to_optional_chain_expression: diag(95139, ts.DiagnosticCategory.Message, "Convert_to_optional_chain_expression_95139", "Convert to optional chain expression"),
-        Could_not_find_convertible_access_expression: diag(95140, ts.DiagnosticCategory.Message, "Could_not_find_convertible_access_expression_95140", "Could not find convertible access expression"),
-        Could_not_find_matching_access_expressions: diag(95141, ts.DiagnosticCategory.Message, "Could_not_find_matching_access_expressions_95141", "Could not find matching access expressions"),
-        Can_only_convert_logical_AND_access_chains: diag(95142, ts.DiagnosticCategory.Message, "Can_only_convert_logical_AND_access_chains_95142", "Can only convert logical AND access chains"),
-        Add_void_to_Promise_resolved_without_a_value: diag(95143, ts.DiagnosticCategory.Message, "Add_void_to_Promise_resolved_without_a_value_95143", "Add 'void' to Promise resolved without a value"),
-        Add_void_to_all_Promises_resolved_without_a_value: diag(95144, ts.DiagnosticCategory.Message, "Add_void_to_all_Promises_resolved_without_a_value_95144", "Add 'void' to all Promises resolved without a value"),
-        No_value_exists_in_scope_for_the_shorthand_property_0_Either_declare_one_or_provide_an_initializer: diag(18004, ts.DiagnosticCategory.Error, "No_value_exists_in_scope_for_the_shorthand_property_0_Either_declare_one_or_provide_an_initializer_18004", "No value exists in scope for the shorthand property '{0}'. Either declare one or provide an initializer."),
-        Classes_may_not_have_a_field_named_constructor: diag(18006, ts.DiagnosticCategory.Error, "Classes_may_not_have_a_field_named_constructor_18006", "Classes may not have a field named 'constructor'."),
-        JSX_expressions_may_not_use_the_comma_operator_Did_you_mean_to_write_an_array: diag(18007, ts.DiagnosticCategory.Error, "JSX_expressions_may_not_use_the_comma_operator_Did_you_mean_to_write_an_array_18007", "JSX expressions may not use the comma operator. Did you mean to write an array?"),
-        Private_identifiers_cannot_be_used_as_parameters: diag(18009, ts.DiagnosticCategory.Error, "Private_identifiers_cannot_be_used_as_parameters_18009", "Private identifiers cannot be used as parameters."),
-        An_accessibility_modifier_cannot_be_used_with_a_private_identifier: diag(18010, ts.DiagnosticCategory.Error, "An_accessibility_modifier_cannot_be_used_with_a_private_identifier_18010", "An accessibility modifier cannot be used with a private identifier."),
-        The_operand_of_a_delete_operator_cannot_be_a_private_identifier: diag(18011, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_cannot_be_a_private_identifier_18011", "The operand of a 'delete' operator cannot be a private identifier."),
-        constructor_is_a_reserved_word: diag(18012, ts.DiagnosticCategory.Error, "constructor_is_a_reserved_word_18012", "'#constructor' is a reserved word."),
-        Property_0_is_not_accessible_outside_class_1_because_it_has_a_private_identifier: diag(18013, ts.DiagnosticCategory.Error, "Property_0_is_not_accessible_outside_class_1_because_it_has_a_private_identifier_18013", "Property '{0}' is not accessible outside class '{1}' because it has a private identifier."),
-        The_property_0_cannot_be_accessed_on_type_1_within_this_class_because_it_is_shadowed_by_another_private_identifier_with_the_same_spelling: diag(18014, ts.DiagnosticCategory.Error, "The_property_0_cannot_be_accessed_on_type_1_within_this_class_because_it_is_shadowed_by_another_priv_18014", "The property '{0}' cannot be accessed on type '{1}' within this class because it is shadowed by another private identifier with the same spelling."),
-        Property_0_in_type_1_refers_to_a_different_member_that_cannot_be_accessed_from_within_type_2: diag(18015, ts.DiagnosticCategory.Error, "Property_0_in_type_1_refers_to_a_different_member_that_cannot_be_accessed_from_within_type_2_18015", "Property '{0}' in type '{1}' refers to a different member that cannot be accessed from within type '{2}'."),
-        Private_identifiers_are_not_allowed_outside_class_bodies: diag(18016, ts.DiagnosticCategory.Error, "Private_identifiers_are_not_allowed_outside_class_bodies_18016", "Private identifiers are not allowed outside class bodies."),
-        The_shadowing_declaration_of_0_is_defined_here: diag(18017, ts.DiagnosticCategory.Error, "The_shadowing_declaration_of_0_is_defined_here_18017", "The shadowing declaration of '{0}' is defined here"),
-        The_declaration_of_0_that_you_probably_intended_to_use_is_defined_here: diag(18018, ts.DiagnosticCategory.Error, "The_declaration_of_0_that_you_probably_intended_to_use_is_defined_here_18018", "The declaration of '{0}' that you probably intended to use is defined here"),
-        _0_modifier_cannot_be_used_with_a_private_identifier: diag(18019, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_a_private_identifier_18019", "'{0}' modifier cannot be used with a private identifier."),
-        A_method_cannot_be_named_with_a_private_identifier: diag(18022, ts.DiagnosticCategory.Error, "A_method_cannot_be_named_with_a_private_identifier_18022", "A method cannot be named with a private identifier."),
-        An_accessor_cannot_be_named_with_a_private_identifier: diag(18023, ts.DiagnosticCategory.Error, "An_accessor_cannot_be_named_with_a_private_identifier_18023", "An accessor cannot be named with a private identifier."),
-        An_enum_member_cannot_be_named_with_a_private_identifier: diag(18024, ts.DiagnosticCategory.Error, "An_enum_member_cannot_be_named_with_a_private_identifier_18024", "An enum member cannot be named with a private identifier."),
-        can_only_be_used_at_the_start_of_a_file: diag(18026, ts.DiagnosticCategory.Error, "can_only_be_used_at_the_start_of_a_file_18026", "'#!' can only be used at the start of a file."),
-        Compiler_reserves_name_0_when_emitting_private_identifier_downlevel: diag(18027, ts.DiagnosticCategory.Error, "Compiler_reserves_name_0_when_emitting_private_identifier_downlevel_18027", "Compiler reserves name '{0}' when emitting private identifier downlevel."),
-        Private_identifiers_are_only_available_when_targeting_ECMAScript_2015_and_higher: diag(18028, ts.DiagnosticCategory.Error, "Private_identifiers_are_only_available_when_targeting_ECMAScript_2015_and_higher_18028", "Private identifiers are only available when targeting ECMAScript 2015 and higher."),
-        Private_identifiers_are_not_allowed_in_variable_declarations: diag(18029, ts.DiagnosticCategory.Error, "Private_identifiers_are_not_allowed_in_variable_declarations_18029", "Private identifiers are not allowed in variable declarations."),
-        An_optional_chain_cannot_contain_private_identifiers: diag(18030, ts.DiagnosticCategory.Error, "An_optional_chain_cannot_contain_private_identifiers_18030", "An optional chain cannot contain private identifiers."),
-        The_intersection_0_was_reduced_to_never_because_property_1_has_conflicting_types_in_some_constituents: diag(18031, ts.DiagnosticCategory.Error, "The_intersection_0_was_reduced_to_never_because_property_1_has_conflicting_types_in_some_constituent_18031", "The intersection '{0}' was reduced to 'never' because property '{1}' has conflicting types in some constituents."),
-        The_intersection_0_was_reduced_to_never_because_property_1_exists_in_multiple_constituents_and_is_private_in_some: diag(18032, ts.DiagnosticCategory.Error, "The_intersection_0_was_reduced_to_never_because_property_1_exists_in_multiple_constituents_and_is_pr_18032", "The intersection '{0}' was reduced to 'never' because property '{1}' exists in multiple constituents and is private in some."),
-        Only_numeric_enums_can_have_computed_members_but_this_expression_has_type_0_If_you_do_not_need_exhaustiveness_checks_consider_using_an_object_literal_instead: diag(18033, ts.DiagnosticCategory.Error, "Only_numeric_enums_can_have_computed_members_but_this_expression_has_type_0_If_you_do_not_need_exhau_18033", "Only numeric enums can have computed members, but this expression has type '{0}'. If you do not need exhaustiveness checks, consider using an object literal instead."),
-        Specify_the_JSX_fragment_factory_function_to_use_when_targeting_react_JSX_emit_with_jsxFactory_compiler_option_is_specified_e_g_Fragment: diag(18034, ts.DiagnosticCategory.Message, "Specify_the_JSX_fragment_factory_function_to_use_when_targeting_react_JSX_emit_with_jsxFactory_compi_18034", "Specify the JSX fragment factory function to use when targeting 'react' JSX emit with 'jsxFactory' compiler option is specified, e.g. 'Fragment'."),
-        Invalid_value_for_jsxFragmentFactory_0_is_not_a_valid_identifier_or_qualified_name: diag(18035, ts.DiagnosticCategory.Error, "Invalid_value_for_jsxFragmentFactory_0_is_not_a_valid_identifier_or_qualified_name_18035", "Invalid value for 'jsxFragmentFactory'. '{0}' is not a valid identifier or qualified-name."),
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var _a;
-    function tokenIsIdentifierOrKeyword(token) {
-        return token >= 78;
-    }
-    ts.tokenIsIdentifierOrKeyword = tokenIsIdentifierOrKeyword;
-    function tokenIsIdentifierOrKeywordOrGreaterThan(token) {
-        return token === 31 || tokenIsIdentifierOrKeyword(token);
-    }
-    ts.tokenIsIdentifierOrKeywordOrGreaterThan = tokenIsIdentifierOrKeywordOrGreaterThan;
-    var textToKeywordObj = (_a = {
-            abstract: 125,
-            any: 128,
-            as: 126,
-            asserts: 127,
-            bigint: 155,
-            boolean: 131,
-            break: 80,
-            case: 81,
-            catch: 82,
-            class: 83,
-            continue: 85,
-            const: 84
-        },
-        _a["" + "constructor"] = 132,
-        _a.debugger = 86,
-        _a.declare = 133,
-        _a.default = 87,
-        _a.delete = 88,
-        _a.do = 89,
-        _a.else = 90,
-        _a.enum = 91,
-        _a.export = 92,
-        _a.extends = 93,
-        _a.false = 94,
-        _a.finally = 95,
-        _a.for = 96,
-        _a.from = 153,
-        _a.function = 97,
-        _a.get = 134,
-        _a.if = 98,
-        _a.implements = 116,
-        _a.import = 99,
-        _a.in = 100,
-        _a.infer = 135,
-        _a.instanceof = 101,
-        _a.interface = 117,
-        _a.intrinsic = 136,
-        _a.is = 137,
-        _a.keyof = 138,
-        _a.let = 118,
-        _a.module = 139,
-        _a.namespace = 140,
-        _a.never = 141,
-        _a.new = 102,
-        _a.null = 103,
-        _a.number = 144,
-        _a.object = 145,
-        _a.package = 119,
-        _a.private = 120,
-        _a.protected = 121,
-        _a.public = 122,
-        _a.readonly = 142,
-        _a.require = 143,
-        _a.global = 154,
-        _a.return = 104,
-        _a.set = 146,
-        _a.static = 123,
-        _a.string = 147,
-        _a.super = 105,
-        _a.switch = 106,
-        _a.symbol = 148,
-        _a.this = 107,
-        _a.throw = 108,
-        _a.true = 109,
-        _a.try = 110,
-        _a.type = 149,
-        _a.typeof = 111,
-        _a.undefined = 150,
-        _a.unique = 151,
-        _a.unknown = 152,
-        _a.var = 112,
-        _a.void = 113,
-        _a.while = 114,
-        _a.with = 115,
-        _a.yield = 124,
-        _a.async = 129,
-        _a.await = 130,
-        _a.of = 156,
-        _a);
-    var textToKeyword = new ts.Map(ts.getEntries(textToKeywordObj));
-    var textToToken = new ts.Map(ts.getEntries(__assign(__assign({}, textToKeywordObj), { "{": 18, "}": 19, "(": 20, ")": 21, "[": 22, "]": 23, ".": 24, "...": 25, ";": 26, ",": 27, "<": 29, ">": 31, "<=": 32, ">=": 33, "==": 34, "!=": 35, "===": 36, "!==": 37, "=>": 38, "+": 39, "-": 40, "**": 42, "*": 41, "/": 43, "%": 44, "++": 45, "--": 46, "<<": 47, "</": 30, ">>": 48, ">>>": 49, "&": 50, "|": 51, "^": 52, "!": 53, "~": 54, "&&": 55, "||": 56, "?": 57, "??": 60, "?.": 28, ":": 58, "=": 62, "+=": 63, "-=": 64, "*=": 65, "**=": 66, "/=": 67, "%=": 68, "<<=": 69, ">>=": 70, ">>>=": 71, "&=": 72, "|=": 73, "^=": 77, "||=": 74, "&&=": 75, "??=": 76, "@": 59, "`": 61 })));
-    var unicodeES3IdentifierStart = [170, 170, 181, 181, 186, 186, 192, 214, 216, 246, 248, 543, 546, 563, 592, 685, 688, 696, 699, 705, 720, 721, 736, 740, 750, 750, 890, 890, 902, 902, 904, 906, 908, 908, 910, 929, 931, 974, 976, 983, 986, 1011, 1024, 1153, 1164, 1220, 1223, 1224, 1227, 1228, 1232, 1269, 1272, 1273, 1329, 1366, 1369, 1369, 1377, 1415, 1488, 1514, 1520, 1522, 1569, 1594, 1600, 1610, 1649, 1747, 1749, 1749, 1765, 1766, 1786, 1788, 1808, 1808, 1810, 1836, 1920, 1957, 2309, 2361, 2365, 2365, 2384, 2384, 2392, 2401, 2437, 2444, 2447, 2448, 2451, 2472, 2474, 2480, 2482, 2482, 2486, 2489, 2524, 2525, 2527, 2529, 2544, 2545, 2565, 2570, 2575, 2576, 2579, 2600, 2602, 2608, 2610, 2611, 2613, 2614, 2616, 2617, 2649, 2652, 2654, 2654, 2674, 2676, 2693, 2699, 2701, 2701, 2703, 2705, 2707, 2728, 2730, 2736, 2738, 2739, 2741, 2745, 2749, 2749, 2768, 2768, 2784, 2784, 2821, 2828, 2831, 2832, 2835, 2856, 2858, 2864, 2866, 2867, 2870, 2873, 2877, 2877, 2908, 2909, 2911, 2913, 2949, 2954, 2958, 2960, 2962, 2965, 2969, 2970, 2972, 2972, 2974, 2975, 2979, 2980, 2984, 2986, 2990, 2997, 2999, 3001, 3077, 3084, 3086, 3088, 3090, 3112, 3114, 3123, 3125, 3129, 3168, 3169, 3205, 3212, 3214, 3216, 3218, 3240, 3242, 3251, 3253, 3257, 3294, 3294, 3296, 3297, 3333, 3340, 3342, 3344, 3346, 3368, 3370, 3385, 3424, 3425, 3461, 3478, 3482, 3505, 3507, 3515, 3517, 3517, 3520, 3526, 3585, 3632, 3634, 3635, 3648, 3654, 3713, 3714, 3716, 3716, 3719, 3720, 3722, 3722, 3725, 3725, 3732, 3735, 3737, 3743, 3745, 3747, 3749, 3749, 3751, 3751, 3754, 3755, 3757, 3760, 3762, 3763, 3773, 3773, 3776, 3780, 3782, 3782, 3804, 3805, 3840, 3840, 3904, 3911, 3913, 3946, 3976, 3979, 4096, 4129, 4131, 4135, 4137, 4138, 4176, 4181, 4256, 4293, 4304, 4342, 4352, 4441, 4447, 4514, 4520, 4601, 4608, 4614, 4616, 4678, 4680, 4680, 4682, 4685, 4688, 4694, 4696, 4696, 4698, 4701, 4704, 4742, 4744, 4744, 4746, 4749, 4752, 4782, 4784, 4784, 4786, 4789, 4792, 4798, 4800, 4800, 4802, 4805, 4808, 4814, 4816, 4822, 4824, 4846, 4848, 4878, 4880, 4880, 4882, 4885, 4888, 4894, 4896, 4934, 4936, 4954, 5024, 5108, 5121, 5740, 5743, 5750, 5761, 5786, 5792, 5866, 6016, 6067, 6176, 6263, 6272, 6312, 7680, 7835, 7840, 7929, 7936, 7957, 7960, 7965, 7968, 8005, 8008, 8013, 8016, 8023, 8025, 8025, 8027, 8027, 8029, 8029, 8031, 8061, 8064, 8116, 8118, 8124, 8126, 8126, 8130, 8132, 8134, 8140, 8144, 8147, 8150, 8155, 8160, 8172, 8178, 8180, 8182, 8188, 8319, 8319, 8450, 8450, 8455, 8455, 8458, 8467, 8469, 8469, 8473, 8477, 8484, 8484, 8486, 8486, 8488, 8488, 8490, 8493, 8495, 8497, 8499, 8505, 8544, 8579, 12293, 12295, 12321, 12329, 12337, 12341, 12344, 12346, 12353, 12436, 12445, 12446, 12449, 12538, 12540, 12542, 12549, 12588, 12593, 12686, 12704, 12727, 13312, 19893, 19968, 40869, 40960, 42124, 44032, 55203, 63744, 64045, 64256, 64262, 64275, 64279, 64285, 64285, 64287, 64296, 64298, 64310, 64312, 64316, 64318, 64318, 64320, 64321, 64323, 64324, 64326, 64433, 64467, 64829, 64848, 64911, 64914, 64967, 65008, 65019, 65136, 65138, 65140, 65140, 65142, 65276, 65313, 65338, 65345, 65370, 65382, 65470, 65474, 65479, 65482, 65487, 65490, 65495, 65498, 65500,];
-    var unicodeES3IdentifierPart = [170, 170, 181, 181, 186, 186, 192, 214, 216, 246, 248, 543, 546, 563, 592, 685, 688, 696, 699, 705, 720, 721, 736, 740, 750, 750, 768, 846, 864, 866, 890, 890, 902, 902, 904, 906, 908, 908, 910, 929, 931, 974, 976, 983, 986, 1011, 1024, 1153, 1155, 1158, 1164, 1220, 1223, 1224, 1227, 1228, 1232, 1269, 1272, 1273, 1329, 1366, 1369, 1369, 1377, 1415, 1425, 1441, 1443, 1465, 1467, 1469, 1471, 1471, 1473, 1474, 1476, 1476, 1488, 1514, 1520, 1522, 1569, 1594, 1600, 1621, 1632, 1641, 1648, 1747, 1749, 1756, 1759, 1768, 1770, 1773, 1776, 1788, 1808, 1836, 1840, 1866, 1920, 1968, 2305, 2307, 2309, 2361, 2364, 2381, 2384, 2388, 2392, 2403, 2406, 2415, 2433, 2435, 2437, 2444, 2447, 2448, 2451, 2472, 2474, 2480, 2482, 2482, 2486, 2489, 2492, 2492, 2494, 2500, 2503, 2504, 2507, 2509, 2519, 2519, 2524, 2525, 2527, 2531, 2534, 2545, 2562, 2562, 2565, 2570, 2575, 2576, 2579, 2600, 2602, 2608, 2610, 2611, 2613, 2614, 2616, 2617, 2620, 2620, 2622, 2626, 2631, 2632, 2635, 2637, 2649, 2652, 2654, 2654, 2662, 2676, 2689, 2691, 2693, 2699, 2701, 2701, 2703, 2705, 2707, 2728, 2730, 2736, 2738, 2739, 2741, 2745, 2748, 2757, 2759, 2761, 2763, 2765, 2768, 2768, 2784, 2784, 2790, 2799, 2817, 2819, 2821, 2828, 2831, 2832, 2835, 2856, 2858, 2864, 2866, 2867, 2870, 2873, 2876, 2883, 2887, 2888, 2891, 2893, 2902, 2903, 2908, 2909, 2911, 2913, 2918, 2927, 2946, 2947, 2949, 2954, 2958, 2960, 2962, 2965, 2969, 2970, 2972, 2972, 2974, 2975, 2979, 2980, 2984, 2986, 2990, 2997, 2999, 3001, 3006, 3010, 3014, 3016, 3018, 3021, 3031, 3031, 3047, 3055, 3073, 3075, 3077, 3084, 3086, 3088, 3090, 3112, 3114, 3123, 3125, 3129, 3134, 3140, 3142, 3144, 3146, 3149, 3157, 3158, 3168, 3169, 3174, 3183, 3202, 3203, 3205, 3212, 3214, 3216, 3218, 3240, 3242, 3251, 3253, 3257, 3262, 3268, 3270, 3272, 3274, 3277, 3285, 3286, 3294, 3294, 3296, 3297, 3302, 3311, 3330, 3331, 3333, 3340, 3342, 3344, 3346, 3368, 3370, 3385, 3390, 3395, 3398, 3400, 3402, 3405, 3415, 3415, 3424, 3425, 3430, 3439, 3458, 3459, 3461, 3478, 3482, 3505, 3507, 3515, 3517, 3517, 3520, 3526, 3530, 3530, 3535, 3540, 3542, 3542, 3544, 3551, 3570, 3571, 3585, 3642, 3648, 3662, 3664, 3673, 3713, 3714, 3716, 3716, 3719, 3720, 3722, 3722, 3725, 3725, 3732, 3735, 3737, 3743, 3745, 3747, 3749, 3749, 3751, 3751, 3754, 3755, 3757, 3769, 3771, 3773, 3776, 3780, 3782, 3782, 3784, 3789, 3792, 3801, 3804, 3805, 3840, 3840, 3864, 3865, 3872, 3881, 3893, 3893, 3895, 3895, 3897, 3897, 3902, 3911, 3913, 3946, 3953, 3972, 3974, 3979, 3984, 3991, 3993, 4028, 4038, 4038, 4096, 4129, 4131, 4135, 4137, 4138, 4140, 4146, 4150, 4153, 4160, 4169, 4176, 4185, 4256, 4293, 4304, 4342, 4352, 4441, 4447, 4514, 4520, 4601, 4608, 4614, 4616, 4678, 4680, 4680, 4682, 4685, 4688, 4694, 4696, 4696, 4698, 4701, 4704, 4742, 4744, 4744, 4746, 4749, 4752, 4782, 4784, 4784, 4786, 4789, 4792, 4798, 4800, 4800, 4802, 4805, 4808, 4814, 4816, 4822, 4824, 4846, 4848, 4878, 4880, 4880, 4882, 4885, 4888, 4894, 4896, 4934, 4936, 4954, 4969, 4977, 5024, 5108, 5121, 5740, 5743, 5750, 5761, 5786, 5792, 5866, 6016, 6099, 6112, 6121, 6160, 6169, 6176, 6263, 6272, 6313, 7680, 7835, 7840, 7929, 7936, 7957, 7960, 7965, 7968, 8005, 8008, 8013, 8016, 8023, 8025, 8025, 8027, 8027, 8029, 8029, 8031, 8061, 8064, 8116, 8118, 8124, 8126, 8126, 8130, 8132, 8134, 8140, 8144, 8147, 8150, 8155, 8160, 8172, 8178, 8180, 8182, 8188, 8255, 8256, 8319, 8319, 8400, 8412, 8417, 8417, 8450, 8450, 8455, 8455, 8458, 8467, 8469, 8469, 8473, 8477, 8484, 8484, 8486, 8486, 8488, 8488, 8490, 8493, 8495, 8497, 8499, 8505, 8544, 8579, 12293, 12295, 12321, 12335, 12337, 12341, 12344, 12346, 12353, 12436, 12441, 12442, 12445, 12446, 12449, 12542, 12549, 12588, 12593, 12686, 12704, 12727, 13312, 19893, 19968, 40869, 40960, 42124, 44032, 55203, 63744, 64045, 64256, 64262, 64275, 64279, 64285, 64296, 64298, 64310, 64312, 64316, 64318, 64318, 64320, 64321, 64323, 64324, 64326, 64433, 64467, 64829, 64848, 64911, 64914, 64967, 65008, 65019, 65056, 65059, 65075, 65076, 65101, 65103, 65136, 65138, 65140, 65140, 65142, 65276, 65296, 65305, 65313, 65338, 65343, 65343, 65345, 65370, 65381, 65470, 65474, 65479, 65482, 65487, 65490, 65495, 65498, 65500,];
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-    var unicodeESNextIdentifierPart = [48, 57, 65, 90, 95, 95, 97, 122, 170, 170, 181, 181, 183, 183, 186, 186, 192, 214, 216, 246, 248, 705, 710, 721, 736, 740, 748, 748, 750, 750, 768, 884, 886, 887, 890, 893, 895, 895, 902, 906, 908, 908, 910, 929, 931, 1013, 1015, 1153, 1155, 1159, 1162, 1327, 1329, 1366, 1369, 1369, 1376, 1416, 1425, 1469, 1471, 1471, 1473, 1474, 1476, 1477, 1479, 1479, 1488, 1514, 1519, 1522, 1552, 1562, 1568, 1641, 1646, 1747, 1749, 1756, 1759, 1768, 1770, 1788, 1791, 1791, 1808, 1866, 1869, 1969, 1984, 2037, 2042, 2042, 2045, 2045, 2048, 2093, 2112, 2139, 2144, 2154, 2208, 2228, 2230, 2237, 2259, 2273, 2275, 2403, 2406, 2415, 2417, 2435, 2437, 2444, 2447, 2448, 2451, 2472, 2474, 2480, 2482, 2482, 2486, 2489, 2492, 2500, 2503, 2504, 2507, 2510, 2519, 2519, 2524, 2525, 2527, 2531, 2534, 2545, 2556, 2556, 2558, 2558, 2561, 2563, 2565, 2570, 2575, 2576, 2579, 2600, 2602, 2608, 2610, 2611, 2613, 2614, 2616, 2617, 2620, 2620, 2622, 2626, 2631, 2632, 2635, 2637, 2641, 2641, 2649, 2652, 2654, 2654, 2662, 2677, 2689, 2691, 2693, 2701, 2703, 2705, 2707, 2728, 2730, 2736, 2738, 2739, 2741, 2745, 2748, 2757, 2759, 2761, 2763, 2765, 2768, 2768, 2784, 2787, 2790, 2799, 2809, 2815, 2817, 2819, 2821, 2828, 2831, 2832, 2835, 2856, 2858, 2864, 2866, 2867, 2869, 2873, 2876, 2884, 2887, 2888, 2891, 2893, 2902, 2903, 2908, 2909, 2911, 2915, 2918, 2927, 2929, 2929, 2946, 2947, 2949, 2954, 2958, 2960, 2962, 2965, 2969, 2970, 2972, 2972, 2974, 2975, 2979, 2980, 2984, 2986, 2990, 3001, 3006, 3010, 3014, 3016, 3018, 3021, 3024, 3024, 3031, 3031, 3046, 3055, 3072, 3084, 3086, 3088, 3090, 3112, 3114, 3129, 3133, 3140, 3142, 3144, 3146, 3149, 3157, 3158, 3160, 3162, 3168, 3171, 3174, 3183, 3200, 3203, 3205, 3212, 3214, 3216, 3218, 3240, 3242, 3251, 3253, 3257, 3260, 3268, 3270, 3272, 3274, 3277, 3285, 3286, 3294, 3294, 3296, 3299, 3302, 3311, 3313, 3314, 3328, 3331, 3333, 3340, 3342, 3344, 3346, 3396, 3398, 3400, 3402, 3406, 3412, 3415, 3423, 3427, 3430, 3439, 3450, 3455, 3458, 3459, 3461, 3478, 3482, 3505, 3507, 3515, 3517, 3517, 3520, 3526, 3530, 3530, 3535, 3540, 3542, 3542, 3544, 3551, 3558, 3567, 3570, 3571, 3585, 3642, 3648, 3662, 3664, 3673, 3713, 3714, 3716, 3716, 3718, 3722, 3724, 3747, 3749, 3749, 3751, 3773, 3776, 3780, 3782, 3782, 3784, 3789, 3792, 3801, 3804, 3807, 3840, 3840, 3864, 3865, 3872, 3881, 3893, 3893, 3895, 3895, 3897, 3897, 3902, 3911, 3913, 3948, 3953, 3972, 3974, 3991, 3993, 4028, 4038, 4038, 4096, 4169, 4176, 4253, 4256, 4293, 4295, 4295, 4301, 4301, 4304, 4346, 4348, 4680, 4682, 4685, 4688, 4694, 4696, 4696, 4698, 4701, 4704, 4744, 4746, 4749, 4752, 4784, 4786, 4789, 4792, 4798, 4800, 4800, 4802, 4805, 4808, 4822, 4824, 4880, 4882, 4885, 4888, 4954, 4957, 4959, 4969, 4977, 4992, 5007, 5024, 5109, 5112, 5117, 5121, 5740, 5743, 5759, 5761, 5786, 5792, 5866, 5870, 5880, 5888, 5900, 5902, 5908, 5920, 5940, 5952, 5971, 5984, 5996, 5998, 6000, 6002, 6003, 6016, 6099, 6103, 6103, 6108, 6109, 6112, 6121, 6155, 6157, 6160, 6169, 6176, 6264, 6272, 6314, 6320, 6389, 6400, 6430, 6432, 6443, 6448, 6459, 6470, 6509, 6512, 6516, 6528, 6571, 6576, 6601, 6608, 6618, 6656, 6683, 6688, 6750, 6752, 6780, 6783, 6793, 6800, 6809, 6823, 6823, 6832, 6845, 6912, 6987, 6992, 7001, 7019, 7027, 7040, 7155, 7168, 7223, 7232, 7241, 7245, 7293, 7296, 7304, 7312, 7354, 7357, 7359, 7376, 7378, 7380, 7418, 7424, 7673, 7675, 7957, 7960, 7965, 7968, 8005, 8008, 8013, 8016, 8023, 8025, 8025, 8027, 8027, 8029, 8029, 8031, 8061, 8064, 8116, 8118, 8124, 8126, 8126, 8130, 8132, 8134, 8140, 8144, 8147, 8150, 8155, 8160, 8172, 8178, 8180, 8182, 8188, 8255, 8256, 8276, 8276, 8305, 8305, 8319, 8319, 8336, 8348, 8400, 8412, 8417, 8417, 8421, 8432, 8450, 8450, 8455, 8455, 8458, 8467, 8469, 8469, 8472, 8477, 8484, 8484, 8486, 8486, 8488, 8488, 8490, 8505, 8508, 8511, 8517, 8521, 8526, 8526, 8544, 8584, 11264, 11310, 11312, 11358, 11360, 11492, 11499, 11507, 11520, 11557, 11559, 11559, 11565, 11565, 11568, 11623, 11631, 11631, 11647, 11670, 11680, 11686, 11688, 11694, 11696, 11702, 11704, 11710, 11712, 11718, 11720, 11726, 11728, 11734, 11736, 11742, 11744, 11775, 12293, 12295, 12321, 12335, 12337, 12341, 12344, 12348, 12353, 12438, 12441, 12447, 12449, 12538, 12540, 12543, 12549, 12591, 12593, 12686, 12704, 12730, 12784, 12799, 13312, 19893, 19968, 40943, 40960, 42124, 42192, 42237, 42240, 42508, 42512, 42539, 42560, 42607, 42612, 42621, 42623, 42737, 42775, 42783, 42786, 42888, 42891, 42943, 42946, 42950, 42999, 43047, 43072, 43123, 43136, 43205, 43216, 43225, 43232, 43255, 43259, 43259, 43261, 43309, 43312, 43347, 43360, 43388, 43392, 43456, 43471, 43481, 43488, 43518, 43520, 43574, 43584, 43597, 43600, 43609, 43616, 43638, 43642, 43714, 43739, 43741, 43744, 43759, 43762, 43766, 43777, 43782, 43785, 43790, 43793, 43798, 43808, 43814, 43816, 43822, 43824, 43866, 43868, 43879, 43888, 44010, 44012, 44013, 44016, 44025, 44032, 55203, 55216, 55238, 55243, 55291, 63744, 64109, 64112, 64217, 64256, 64262, 64275, 64279, 64285, 64296, 64298, 64310, 64312, 64316, 64318, 64318, 64320, 64321, 64323, 64324, 64326, 64433, 64467, 64829, 64848, 64911, 64914, 64967, 65008, 65019, 65024, 65039, 65056, 65071, 65075, 65076, 65101, 65103, 65136, 65140, 65142, 65276, 65296, 65305, 65313, 65338, 65343, 65343, 65345, 65370, 65382, 65470, 65474, 65479, 65482, 65487, 65490, 65495, 65498, 65500, 65536, 65547, 65549, 65574, 65576, 65594, 65596, 65597, 65599, 65613, 65616, 65629, 65664, 65786, 65856, 65908, 66045, 66045, 66176, 66204, 66208, 66256, 66272, 66272, 66304, 66335, 66349, 66378, 66384, 66426, 66432, 66461, 66464, 66499, 66504, 66511, 66513, 66517, 66560, 66717, 66720, 66729, 66736, 66771, 66776, 66811, 66816, 66855, 66864, 66915, 67072, 67382, 67392, 67413, 67424, 67431, 67584, 67589, 67592, 67592, 67594, 67637, 67639, 67640, 67644, 67644, 67647, 67669, 67680, 67702, 67712, 67742, 67808, 67826, 67828, 67829, 67840, 67861, 67872, 67897, 67968, 68023, 68030, 68031, 68096, 68099, 68101, 68102, 68108, 68115, 68117, 68119, 68121, 68149, 68152, 68154, 68159, 68159, 68192, 68220, 68224, 68252, 68288, 68295, 68297, 68326, 68352, 68405, 68416, 68437, 68448, 68466, 68480, 68497, 68608, 68680, 68736, 68786, 68800, 68850, 68864, 68903, 68912, 68921, 69376, 69404, 69415, 69415, 69424, 69456, 69600, 69622, 69632, 69702, 69734, 69743, 69759, 69818, 69840, 69864, 69872, 69881, 69888, 69940, 69942, 69951, 69956, 69958, 69968, 70003, 70006, 70006, 70016, 70084, 70089, 70092, 70096, 70106, 70108, 70108, 70144, 70161, 70163, 70199, 70206, 70206, 70272, 70278, 70280, 70280, 70282, 70285, 70287, 70301, 70303, 70312, 70320, 70378, 70384, 70393, 70400, 70403, 70405, 70412, 70415, 70416, 70419, 70440, 70442, 70448, 70450, 70451, 70453, 70457, 70459, 70468, 70471, 70472, 70475, 70477, 70480, 70480, 70487, 70487, 70493, 70499, 70502, 70508, 70512, 70516, 70656, 70730, 70736, 70745, 70750, 70751, 70784, 70853, 70855, 70855, 70864, 70873, 71040, 71093, 71096, 71104, 71128, 71133, 71168, 71232, 71236, 71236, 71248, 71257, 71296, 71352, 71360, 71369, 71424, 71450, 71453, 71467, 71472, 71481, 71680, 71738, 71840, 71913, 71935, 71935, 72096, 72103, 72106, 72151, 72154, 72161, 72163, 72164, 72192, 72254, 72263, 72263, 72272, 72345, 72349, 72349, 72384, 72440, 72704, 72712, 72714, 72758, 72760, 72768, 72784, 72793, 72818, 72847, 72850, 72871, 72873, 72886, 72960, 72966, 72968, 72969, 72971, 73014, 73018, 73018, 73020, 73021, 73023, 73031, 73040, 73049, 73056, 73061, 73063, 73064, 73066, 73102, 73104, 73105, 73107, 73112, 73120, 73129, 73440, 73462, 73728, 74649, 74752, 74862, 74880, 75075, 77824, 78894, 82944, 83526, 92160, 92728, 92736, 92766, 92768, 92777, 92880, 92909, 92912, 92916, 92928, 92982, 92992, 92995, 93008, 93017, 93027, 93047, 93053, 93071, 93760, 93823, 93952, 94026, 94031, 94087, 94095, 94111, 94176, 94177, 94179, 94179, 94208, 100343, 100352, 101106, 110592, 110878, 110928, 110930, 110948, 110951, 110960, 111355, 113664, 113770, 113776, 113788, 113792, 113800, 113808, 113817, 113821, 113822, 119141, 119145, 119149, 119154, 119163, 119170, 119173, 119179, 119210, 119213, 119362, 119364, 119808, 119892, 119894, 119964, 119966, 119967, 119970, 119970, 119973, 119974, 119977, 119980, 119982, 119993, 119995, 119995, 119997, 120003, 120005, 120069, 120071, 120074, 120077, 120084, 120086, 120092, 120094, 120121, 120123, 120126, 120128, 120132, 120134, 120134, 120138, 120144, 120146, 120485, 120488, 120512, 120514, 120538, 120540, 120570, 120572, 120596, 120598, 120628, 120630, 120654, 120656, 120686, 120688, 120712, 120714, 120744, 120746, 120770, 120772, 120779, 120782, 120831, 121344, 121398, 121403, 121452, 121461, 121461, 121476, 121476, 121499, 121503, 121505, 121519, 122880, 122886, 122888, 122904, 122907, 122913, 122915, 122916, 122918, 122922, 123136, 123180, 123184, 123197, 123200, 123209, 123214, 123214, 123584, 123641, 124928, 125124, 125136, 125142, 125184, 125259, 125264, 125273, 126464, 126467, 126469, 126495, 126497, 126498, 126500, 126500, 126503, 126503, 126505, 126514, 126516, 126519, 126521, 126521, 126523, 126523, 126530, 126530, 126535, 126535, 126537, 126537, 126539, 126539, 126541, 126543, 126545, 126546, 126548, 126548, 126551, 126551, 126553, 126553, 126555, 126555, 126557, 126557, 126559, 126559, 126561, 126562, 126564, 126564, 126567, 126570, 126572, 126578, 126580, 126583, 126585, 126588, 126590, 126590, 126592, 126601, 126603, 126619, 126625, 126627, 126629, 126633, 126635, 126651, 131072, 173782, 173824, 177972, 177984, 178205, 178208, 183969, 183984, 191456, 194560, 195101, 917760, 917999];
-    var commentDirectiveRegExSingleLine = /^\s*\/\/\/?\s*@(ts-expect-error|ts-ignore)/;
-    var commentDirectiveRegExMultiLine = /^\s*(?:\/|\*)*\s*@(ts-expect-error|ts-ignore)/;
-    function lookupInUnicodeMap(code, map) {
-        if (code < map[0]) {
-            return false;
-        }
-        var lo = 0;
-        var hi = map.length;
-        var mid;
-        while (lo + 1 < hi) {
-            mid = lo + (hi - lo) / 2;
-            mid -= mid % 2;
-            if (map[mid] <= code && code <= map[mid + 1]) {
-                return true;
-            }
-            if (code < map[mid]) {
-                hi = mid;
-            }
-            else {
-                lo = mid + 2;
-            }
-        }
-        return false;
-    }
-    function isUnicodeIdentifierStart(code, languageVersion) {
-        return languageVersion >= 2 ?
-            lookupInUnicodeMap(code, unicodeESNextIdentifierStart) :
-            languageVersion === 1 ? lookupInUnicodeMap(code, unicodeES5IdentifierStart) :
-                lookupInUnicodeMap(code, unicodeES3IdentifierStart);
-    }
-    ts.isUnicodeIdentifierStart = isUnicodeIdentifierStart;
-    function isUnicodeIdentifierPart(code, languageVersion) {
-        return languageVersion >= 2 ?
-            lookupInUnicodeMap(code, unicodeESNextIdentifierPart) :
-            languageVersion === 1 ? lookupInUnicodeMap(code, unicodeES5IdentifierPart) :
-                lookupInUnicodeMap(code, unicodeES3IdentifierPart);
-    }
-    function makeReverseMap(source) {
-        var result = [];
-        source.forEach(function (value, name) {
-            result[value] = name;
-        });
-        return result;
-    }
-    var tokenStrings = makeReverseMap(textToToken);
-    function tokenToString(t) {
-        return tokenStrings[t];
-    }
-    ts.tokenToString = tokenToString;
-    function stringToToken(s) {
-        return textToToken.get(s);
-    }
-    ts.stringToToken = stringToToken;
-    function computeLineStarts(text) {
-        var result = new Array();
-        var pos = 0;
-        var lineStart = 0;
-        while (pos < text.length) {
-            var ch = text.charCodeAt(pos);
-            pos++;
-            switch (ch) {
-                case 13:
-                    if (text.charCodeAt(pos) === 10) {
-                        pos++;
-                    }
-                case 10:
-                    result.push(lineStart);
-                    lineStart = pos;
-                    break;
-                default:
-                    if (ch > 127 && isLineBreak(ch)) {
-                        result.push(lineStart);
-                        lineStart = pos;
-                    }
-                    break;
-            }
-        }
-        result.push(lineStart);
-        return result;
-    }
-    ts.computeLineStarts = computeLineStarts;
-    function getPositionOfLineAndCharacter(sourceFile, line, character, allowEdits) {
-        return sourceFile.getPositionOfLineAndCharacter ?
-            sourceFile.getPositionOfLineAndCharacter(line, character, allowEdits) :
-            computePositionOfLineAndCharacter(getLineStarts(sourceFile), line, character, sourceFile.text, allowEdits);
-    }
-    ts.getPositionOfLineAndCharacter = getPositionOfLineAndCharacter;
-    function computePositionOfLineAndCharacter(lineStarts, line, character, debugText, allowEdits) {
-        if (line < 0 || line >= lineStarts.length) {
-            if (allowEdits) {
-                line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
-            }
-            else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
-            }
-        }
-        var res = lineStarts[line] + character;
-        if (allowEdits) {
-            return res > lineStarts[line + 1] ? lineStarts[line + 1] : typeof debugText === "string" && res > debugText.length ? debugText.length : res;
-        }
-        if (line < lineStarts.length - 1) {
-            ts.Debug.assert(res < lineStarts[line + 1]);
-        }
-        else if (debugText !== undefined) {
-            ts.Debug.assert(res <= debugText.length);
-        }
-        return res;
-    }
-    ts.computePositionOfLineAndCharacter = computePositionOfLineAndCharacter;
-    function getLineStarts(sourceFile) {
-        return sourceFile.lineMap || (sourceFile.lineMap = computeLineStarts(sourceFile.text));
-    }
-    ts.getLineStarts = getLineStarts;
-    function computeLineAndCharacterOfPosition(lineStarts, position) {
-        var lineNumber = computeLineOfPosition(lineStarts, position);
-        return {
-            line: lineNumber,
-            character: position - lineStarts[lineNumber]
-        };
-    }
-    ts.computeLineAndCharacterOfPosition = computeLineAndCharacterOfPosition;
-    function computeLineOfPosition(lineStarts, position, lowerBound) {
-        var lineNumber = ts.binarySearch(lineStarts, position, ts.identity, ts.compareValues, lowerBound);
-        if (lineNumber < 0) {
-            lineNumber = ~lineNumber - 1;
-            ts.Debug.assert(lineNumber !== -1, "position cannot precede the beginning of the file");
-        }
-        return lineNumber;
-    }
-    ts.computeLineOfPosition = computeLineOfPosition;
-    function getLinesBetweenPositions(sourceFile, pos1, pos2) {
-        if (pos1 === pos2)
-            return 0;
-        var lineStarts = getLineStarts(sourceFile);
-        var lower = Math.min(pos1, pos2);
-        var isNegative = lower === pos2;
-        var upper = isNegative ? pos1 : pos2;
-        var lowerLine = computeLineOfPosition(lineStarts, lower);
-        var upperLine = computeLineOfPosition(lineStarts, upper, lowerLine);
-        return isNegative ? lowerLine - upperLine : upperLine - lowerLine;
-    }
-    ts.getLinesBetweenPositions = getLinesBetweenPositions;
-    function getLineAndCharacterOfPosition(sourceFile, position) {
-        return computeLineAndCharacterOfPosition(getLineStarts(sourceFile), position);
-    }
-    ts.getLineAndCharacterOfPosition = getLineAndCharacterOfPosition;
-    function isWhiteSpaceLike(ch) {
-        return isWhiteSpaceSingleLine(ch) || isLineBreak(ch);
-    }
-    ts.isWhiteSpaceLike = isWhiteSpaceLike;
-    function isWhiteSpaceSingleLine(ch) {
-        return ch === 32 ||
-            ch === 9 ||
-            ch === 11 ||
-            ch === 12 ||
-            ch === 160 ||
-            ch === 133 ||
-            ch === 5760 ||
-            ch >= 8192 && ch <= 8203 ||
-            ch === 8239 ||
-            ch === 8287 ||
-            ch === 12288 ||
-            ch === 65279;
-    }
-    ts.isWhiteSpaceSingleLine = isWhiteSpaceSingleLine;
-    function isLineBreak(ch) {
-        return ch === 10 ||
-            ch === 13 ||
-            ch === 8232 ||
-            ch === 8233;
-    }
-    ts.isLineBreak = isLineBreak;
-    function isDigit(ch) {
-        return ch >= 48 && ch <= 57;
-    }
-    function isHexDigit(ch) {
-        return isDigit(ch) || ch >= 65 && ch <= 70 || ch >= 97 && ch <= 102;
-    }
-    function isCodePoint(code) {
-        return code <= 0x10FFFF;
-    }
-    function isOctalDigit(ch) {
-        return ch >= 48 && ch <= 55;
-    }
-    ts.isOctalDigit = isOctalDigit;
-    function couldStartTrivia(text, pos) {
-        var ch = text.charCodeAt(pos);
-        switch (ch) {
-            case 13:
-            case 10:
-            case 9:
-            case 11:
-            case 12:
-            case 32:
-            case 47:
-            case 60:
-            case 124:
-            case 61:
-            case 62:
-                return true;
-            case 35:
-                return pos === 0;
-            default:
-                return ch > 127;
-        }
-    }
-    ts.couldStartTrivia = couldStartTrivia;
-    function skipTrivia(text, pos, stopAfterLineBreak, stopAtComments) {
-        if (stopAtComments === void 0) { stopAtComments = false; }
-        if (ts.positionIsSynthesized(pos)) {
-            return pos;
-        }
-        while (true) {
-            var ch = text.charCodeAt(pos);
-            switch (ch) {
-                case 13:
-                    if (text.charCodeAt(pos + 1) === 10) {
-                        pos++;
-                    }
-                case 10:
-                    pos++;
-                    if (stopAfterLineBreak) {
-                        return pos;
-                    }
-                    continue;
-                case 9:
-                case 11:
-                case 12:
-                case 32:
-                    pos++;
-                    continue;
-                case 47:
-                    if (stopAtComments) {
-                        break;
-                    }
-                    if (text.charCodeAt(pos + 1) === 47) {
-                        pos += 2;
-                        while (pos < text.length) {
-                            if (isLineBreak(text.charCodeAt(pos))) {
-                                break;
-                            }
-                            pos++;
-                        }
-                        continue;
-                    }
-                    if (text.charCodeAt(pos + 1) === 42) {
-                        pos += 2;
-                        while (pos < text.length) {
-                            if (text.charCodeAt(pos) === 42 && text.charCodeAt(pos + 1) === 47) {
-                                pos += 2;
-                                break;
-                            }
-                            pos++;
-                        }
-                        continue;
-                    }
-                    break;
-                case 60:
-                case 124:
-                case 61:
-                case 62:
-                    if (isConflictMarkerTrivia(text, pos)) {
-                        pos = scanConflictMarkerTrivia(text, pos);
-                        continue;
-                    }
-                    break;
-                case 35:
-                    if (pos === 0 && isShebangTrivia(text, pos)) {
-                        pos = scanShebangTrivia(text, pos);
-                        continue;
-                    }
-                    break;
-                default:
-                    if (ch > 127 && (isWhiteSpaceLike(ch))) {
-                        pos++;
-                        continue;
-                    }
-                    break;
-            }
-            return pos;
-        }
-    }
-    ts.skipTrivia = skipTrivia;
-    var mergeConflictMarkerLength = "<<<<<<<".length;
-    function isConflictMarkerTrivia(text, pos) {
-        ts.Debug.assert(pos >= 0);
-        if (pos === 0 || isLineBreak(text.charCodeAt(pos - 1))) {
-            var ch = text.charCodeAt(pos);
-            if ((pos + mergeConflictMarkerLength) < text.length) {
-                for (var i = 0; i < mergeConflictMarkerLength; i++) {
-                    if (text.charCodeAt(pos + i) !== ch) {
-                        return false;
-                    }
-                }
-                return ch === 61 ||
-                    text.charCodeAt(pos + mergeConflictMarkerLength) === 32;
-            }
-        }
-        return false;
-    }
-    function scanConflictMarkerTrivia(text, pos, error) {
-        if (error) {
-            error(ts.Diagnostics.Merge_conflict_marker_encountered, pos, mergeConflictMarkerLength);
-        }
-        var ch = text.charCodeAt(pos);
-        var len = text.length;
-        if (ch === 60 || ch === 62) {
-            while (pos < len && !isLineBreak(text.charCodeAt(pos))) {
-                pos++;
-            }
-        }
-        else {
-            ts.Debug.assert(ch === 124 || ch === 61);
-            while (pos < len) {
-                var currentChar = text.charCodeAt(pos);
-                if ((currentChar === 61 || currentChar === 62) && currentChar !== ch && isConflictMarkerTrivia(text, pos)) {
-                    break;
-                }
-                pos++;
-            }
-        }
-        return pos;
-    }
-    var shebangTriviaRegex = /^#!.*/;
-    function isShebangTrivia(text, pos) {
-        ts.Debug.assert(pos === 0);
-        return shebangTriviaRegex.test(text);
-    }
-    ts.isShebangTrivia = isShebangTrivia;
-    function scanShebangTrivia(text, pos) {
-        var shebang = shebangTriviaRegex.exec(text)[0];
-        pos = pos + shebang.length;
-        return pos;
-    }
-    ts.scanShebangTrivia = scanShebangTrivia;
-    function iterateCommentRanges(reduce, text, pos, trailing, cb, state, initial) {
-        var pendingPos;
-        var pendingEnd;
-        var pendingKind;
-        var pendingHasTrailingNewLine;
-        var hasPendingCommentRange = false;
-        var collecting = trailing;
-        var accumulator = initial;
-        if (pos === 0) {
-            collecting = true;
-            var shebang = getShebang(text);
-            if (shebang) {
-                pos = shebang.length;
-            }
-        }
-        scan: while (pos >= 0 && pos < text.length) {
-            var ch = text.charCodeAt(pos);
-            switch (ch) {
-                case 13:
-                    if (text.charCodeAt(pos + 1) === 10) {
-                        pos++;
-                    }
-                case 10:
-                    pos++;
-                    if (trailing) {
-                        break scan;
-                    }
-                    collecting = true;
-                    if (hasPendingCommentRange) {
-                        pendingHasTrailingNewLine = true;
-                    }
-                    continue;
-                case 9:
-                case 11:
-                case 12:
-                case 32:
-                    pos++;
-                    continue;
-                case 47:
-                    var nextChar = text.charCodeAt(pos + 1);
-                    var hasTrailingNewLine = false;
-                    if (nextChar === 47 || nextChar === 42) {
-                        var kind = nextChar === 47 ? 2 : 3;
-                        var startPos = pos;
-                        pos += 2;
-                        if (nextChar === 47) {
-                            while (pos < text.length) {
-                                if (isLineBreak(text.charCodeAt(pos))) {
-                                    hasTrailingNewLine = true;
-                                    break;
-                                }
-                                pos++;
-                            }
-                        }
-                        else {
-                            while (pos < text.length) {
-                                if (text.charCodeAt(pos) === 42 && text.charCodeAt(pos + 1) === 47) {
-                                    pos += 2;
-                                    break;
-                                }
-                                pos++;
-                            }
-                        }
-                        if (collecting) {
-                            if (hasPendingCommentRange) {
-                                accumulator = cb(pendingPos, pendingEnd, pendingKind, pendingHasTrailingNewLine, state, accumulator);
-                                if (!reduce && accumulator) {
-                                    return accumulator;
-                                }
-                            }
-                            pendingPos = startPos;
-                            pendingEnd = pos;
-                            pendingKind = kind;
-                            pendingHasTrailingNewLine = hasTrailingNewLine;
-                            hasPendingCommentRange = true;
-                        }
-                        continue;
-                    }
-                    break scan;
-                default:
-                    if (ch > 127 && (isWhiteSpaceLike(ch))) {
-                        if (hasPendingCommentRange && isLineBreak(ch)) {
-                            pendingHasTrailingNewLine = true;
-                        }
-                        pos++;
-                        continue;
-                    }
-                    break scan;
-            }
-        }
-        if (hasPendingCommentRange) {
-            accumulator = cb(pendingPos, pendingEnd, pendingKind, pendingHasTrailingNewLine, state, accumulator);
-        }
-        return accumulator;
-    }
-    function forEachLeadingCommentRange(text, pos, cb, state) {
-        return iterateCommentRanges(false, text, pos, false, cb, state);
-    }
-    ts.forEachLeadingCommentRange = forEachLeadingCommentRange;
-    function forEachTrailingCommentRange(text, pos, cb, state) {
-        return iterateCommentRanges(false, text, pos, true, cb, state);
-    }
-    ts.forEachTrailingCommentRange = forEachTrailingCommentRange;
-    function reduceEachLeadingCommentRange(text, pos, cb, state, initial) {
-        return iterateCommentRanges(true, text, pos, false, cb, state, initial);
-    }
-    ts.reduceEachLeadingCommentRange = reduceEachLeadingCommentRange;
-    function reduceEachTrailingCommentRange(text, pos, cb, state, initial) {
-        return iterateCommentRanges(true, text, pos, true, cb, state, initial);
-    }
-    ts.reduceEachTrailingCommentRange = reduceEachTrailingCommentRange;
-    function appendCommentRange(pos, end, kind, hasTrailingNewLine, _state, comments) {
-        if (!comments) {
-            comments = [];
-        }
-        comments.push({ kind: kind, pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine });
-        return comments;
-    }
-    function getLeadingCommentRanges(text, pos) {
-        return reduceEachLeadingCommentRange(text, pos, appendCommentRange, undefined, undefined);
-    }
-    ts.getLeadingCommentRanges = getLeadingCommentRanges;
-    function getTrailingCommentRanges(text, pos) {
-        return reduceEachTrailingCommentRange(text, pos, appendCommentRange, undefined, undefined);
-    }
-    ts.getTrailingCommentRanges = getTrailingCommentRanges;
-    function getShebang(text) {
-        var match = shebangTriviaRegex.exec(text);
-        if (match) {
-            return match[0];
-        }
-    }
-    ts.getShebang = getShebang;
-    function isIdentifierStart(ch, languageVersion) {
-        return ch >= 65 && ch <= 90 || ch >= 97 && ch <= 122 ||
-            ch === 36 || ch === 95 ||
-            ch > 127 && isUnicodeIdentifierStart(ch, languageVersion);
-    }
-    ts.isIdentifierStart = isIdentifierStart;
-    function isIdentifierPart(ch, languageVersion, identifierVariant) {
-        return ch >= 65 && ch <= 90 || ch >= 97 && ch <= 122 ||
-            ch >= 48 && ch <= 57 || ch === 36 || ch === 95 ||
-            (identifierVariant === 1 ? (ch === 45 || ch === 58) : false) ||
-            ch > 127 && isUnicodeIdentifierPart(ch, languageVersion);
-    }
-    ts.isIdentifierPart = isIdentifierPart;
-    function isIdentifierText(name, languageVersion, identifierVariant) {
-        var ch = codePointAt(name, 0);
-        if (!isIdentifierStart(ch, languageVersion)) {
-            return false;
-        }
-        for (var i = charSize(ch); i < name.length; i += charSize(ch)) {
-            if (!isIdentifierPart(ch = codePointAt(name, i), languageVersion, identifierVariant)) {
-                return false;
-            }
-        }
-        return true;
-    }
-    ts.isIdentifierText = isIdentifierText;
-    function createScanner(languageVersion, skipTrivia, languageVariant, textInitial, onError, start, length) {
-        if (languageVariant === void 0) { languageVariant = 0; }
-        var text = textInitial;
-        var pos;
-        var end;
-        var startPos;
-        var tokenPos;
-        var token;
-        var tokenValue;
-        var tokenFlags;
-        var commentDirectives;
-        var inJSDocType = 0;
-        setText(text, start, length);
-        var scanner = {
-            getStartPos: function () { return startPos; },
-            getTextPos: function () { return pos; },
-            getToken: function () { return token; },
-            getTokenPos: function () { return tokenPos; },
-            getTokenText: function () { return text.substring(tokenPos, pos); },
-            getTokenValue: function () { return tokenValue; },
-            hasUnicodeEscape: function () { return (tokenFlags & 1024) !== 0; },
-            hasExtendedUnicodeEscape: function () { return (tokenFlags & 8) !== 0; },
-            hasPrecedingLineBreak: function () { return (tokenFlags & 1) !== 0; },
-            hasPrecedingJSDocComment: function () { return (tokenFlags & 2) !== 0; },
-            isIdentifier: function () { return token === 78 || token > 115; },
-            isReservedWord: function () { return token >= 80 && token <= 115; },
-            isUnterminated: function () { return (tokenFlags & 4) !== 0; },
-            getCommentDirectives: function () { return commentDirectives; },
-            getNumericLiteralFlags: function () { return tokenFlags & 1008; },
-            getTokenFlags: function () { return tokenFlags; },
-            reScanGreaterToken: reScanGreaterToken,
-            reScanAsteriskEqualsToken: reScanAsteriskEqualsToken,
-            reScanSlashToken: reScanSlashToken,
-            reScanTemplateToken: reScanTemplateToken,
-            reScanTemplateHeadOrNoSubstitutionTemplate: reScanTemplateHeadOrNoSubstitutionTemplate,
-            scanJsxIdentifier: scanJsxIdentifier,
-            scanJsxAttributeValue: scanJsxAttributeValue,
-            reScanJsxAttributeValue: reScanJsxAttributeValue,
-            reScanJsxToken: reScanJsxToken,
-            reScanLessThanToken: reScanLessThanToken,
-            reScanQuestionToken: reScanQuestionToken,
-            scanJsxToken: scanJsxToken,
-            scanJsDocToken: scanJsDocToken,
-            scan: scan,
-            getText: getText,
-            clearCommentDirectives: clearCommentDirectives,
-            setText: setText,
-            setScriptTarget: setScriptTarget,
-            setLanguageVariant: setLanguageVariant,
-            setOnError: setOnError,
-            setTextPos: setTextPos,
-            setInJSDocType: setInJSDocType,
-            tryScan: tryScan,
-            lookAhead: lookAhead,
-            scanRange: scanRange,
-        };
-        if (ts.Debug.isDebugging) {
-            Object.defineProperty(scanner, "__debugShowCurrentPositionInText", {
-                get: function () {
-                    var text = scanner.getText();
-                    return text.slice(0, scanner.getStartPos()) + "â•‘" + text.slice(scanner.getStartPos());
-                },
-            });
-        }
-        return scanner;
-        function error(message, errPos, length) {
-            if (errPos === void 0) { errPos = pos; }
-            if (onError) {
-                var oldPos = pos;
-                pos = errPos;
-                onError(message, length || 0);
-                pos = oldPos;
-            }
-        }
-        function scanNumberFragment() {
-            var start = pos;
-            var allowSeparator = false;
-            var isPreviousTokenSeparator = false;
-            var result = "";
-            while (true) {
-                var ch = text.charCodeAt(pos);
-                if (ch === 95) {
-                    tokenFlags |= 512;
-                    if (allowSeparator) {
-                        allowSeparator = false;
-                        isPreviousTokenSeparator = true;
-                        result += text.substring(start, pos);
-                    }
-                    else if (isPreviousTokenSeparator) {
-                        error(ts.Diagnostics.Multiple_consecutive_numeric_separators_are_not_permitted, pos, 1);
-                    }
-                    else {
-                        error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos, 1);
-                    }
-                    pos++;
-                    start = pos;
-                    continue;
-                }
-                if (isDigit(ch)) {
-                    allowSeparator = true;
-                    isPreviousTokenSeparator = false;
-                    pos++;
-                    continue;
-                }
-                break;
-            }
-            if (text.charCodeAt(pos - 1) === 95) {
-                error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos - 1, 1);
-            }
-            return result + text.substring(start, pos);
-        }
-        function scanNumber() {
-            var start = pos;
-            var mainFragment = scanNumberFragment();
-            var decimalFragment;
-            var scientificFragment;
-            if (text.charCodeAt(pos) === 46) {
-                pos++;
-                decimalFragment = scanNumberFragment();
-            }
-            var end = pos;
-            if (text.charCodeAt(pos) === 69 || text.charCodeAt(pos) === 101) {
-                pos++;
-                tokenFlags |= 16;
-                if (text.charCodeAt(pos) === 43 || text.charCodeAt(pos) === 45)
-                    pos++;
-                var preNumericPart = pos;
-                var finalFragment = scanNumberFragment();
-                if (!finalFragment) {
-                    error(ts.Diagnostics.Digit_expected);
-                }
-                else {
-                    scientificFragment = text.substring(end, preNumericPart) + finalFragment;
-                    end = pos;
-                }
-            }
-            var result;
-            if (tokenFlags & 512) {
-                result = mainFragment;
-                if (decimalFragment) {
-                    result += "." + decimalFragment;
-                }
-                if (scientificFragment) {
-                    result += scientificFragment;
-                }
-            }
-            else {
-                result = text.substring(start, end);
-            }
-            if (decimalFragment !== undefined || tokenFlags & 16) {
-                checkForIdentifierStartAfterNumericLiteral(start, decimalFragment === undefined && !!(tokenFlags & 16));
-                return {
-                    type: 8,
-                    value: "" + +result
-                };
-            }
-            else {
-                tokenValue = result;
-                var type = checkBigIntSuffix();
-                checkForIdentifierStartAfterNumericLiteral(start);
-                return { type: type, value: tokenValue };
-            }
-        }
-        function checkForIdentifierStartAfterNumericLiteral(numericStart, isScientific) {
-            if (!isIdentifierStart(codePointAt(text, pos), languageVersion)) {
-                return;
-            }
-            var identifierStart = pos;
-            var length = scanIdentifierParts().length;
-            if (length === 1 && text[identifierStart] === "n") {
-                if (isScientific) {
-                    error(ts.Diagnostics.A_bigint_literal_cannot_use_exponential_notation, numericStart, identifierStart - numericStart + 1);
-                }
-                else {
-                    error(ts.Diagnostics.A_bigint_literal_must_be_an_integer, numericStart, identifierStart - numericStart + 1);
-                }
-            }
-            else {
-                error(ts.Diagnostics.An_identifier_or_keyword_cannot_immediately_follow_a_numeric_literal, identifierStart, length);
-                pos = identifierStart;
-            }
-        }
-        function scanOctalDigits() {
-            var start = pos;
-            while (isOctalDigit(text.charCodeAt(pos))) {
-                pos++;
-            }
-            return +(text.substring(start, pos));
-        }
-        function scanExactNumberOfHexDigits(count, canHaveSeparators) {
-            var valueString = scanHexDigits(count, false, canHaveSeparators);
-            return valueString ? parseInt(valueString, 16) : -1;
-        }
-        function scanMinimumNumberOfHexDigits(count, canHaveSeparators) {
-            return scanHexDigits(count, true, canHaveSeparators);
-        }
-        function scanHexDigits(minCount, scanAsManyAsPossible, canHaveSeparators) {
-            var valueChars = [];
-            var allowSeparator = false;
-            var isPreviousTokenSeparator = false;
-            while (valueChars.length < minCount || scanAsManyAsPossible) {
-                var ch = text.charCodeAt(pos);
-                if (canHaveSeparators && ch === 95) {
-                    tokenFlags |= 512;
-                    if (allowSeparator) {
-                        allowSeparator = false;
-                        isPreviousTokenSeparator = true;
-                    }
-                    else if (isPreviousTokenSeparator) {
-                        error(ts.Diagnostics.Multiple_consecutive_numeric_separators_are_not_permitted, pos, 1);
-                    }
-                    else {
-                        error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos, 1);
-                    }
-                    pos++;
-                    continue;
-                }
-                allowSeparator = canHaveSeparators;
-                if (ch >= 65 && ch <= 70) {
-                    ch += 97 - 65;
-                }
-                else if (!((ch >= 48 && ch <= 57) ||
-                    (ch >= 97 && ch <= 102))) {
-                    break;
-                }
-                valueChars.push(ch);
-                pos++;
-                isPreviousTokenSeparator = false;
-            }
-            if (valueChars.length < minCount) {
-                valueChars = [];
-            }
-            if (text.charCodeAt(pos - 1) === 95) {
-                error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos - 1, 1);
-            }
-            return String.fromCharCode.apply(String, valueChars);
-        }
-        function scanString(jsxAttributeString) {
-            if (jsxAttributeString === void 0) { jsxAttributeString = false; }
-            var quote = text.charCodeAt(pos);
-            pos++;
-            var result = "";
-            var start = pos;
-            while (true) {
-                if (pos >= end) {
-                    result += text.substring(start, pos);
-                    tokenFlags |= 4;
-                    error(ts.Diagnostics.Unterminated_string_literal);
-                    break;
-                }
-                var ch = text.charCodeAt(pos);
-                if (ch === quote) {
-                    result += text.substring(start, pos);
-                    pos++;
-                    break;
-                }
-                if (ch === 92 && !jsxAttributeString) {
-                    result += text.substring(start, pos);
-                    result += scanEscapeSequence();
-                    start = pos;
-                    continue;
-                }
-                if (isLineBreak(ch) && !jsxAttributeString) {
-                    result += text.substring(start, pos);
-                    tokenFlags |= 4;
-                    error(ts.Diagnostics.Unterminated_string_literal);
-                    break;
-                }
-                pos++;
-            }
-            return result;
-        }
-        function scanTemplateAndSetTokenValue(isTaggedTemplate) {
-            var startedWithBacktick = text.charCodeAt(pos) === 96;
-            pos++;
-            var start = pos;
-            var contents = "";
-            var resultingToken;
-            while (true) {
-                if (pos >= end) {
-                    contents += text.substring(start, pos);
-                    tokenFlags |= 4;
-                    error(ts.Diagnostics.Unterminated_template_literal);
-                    resultingToken = startedWithBacktick ? 14 : 17;
-                    break;
-                }
-                var currChar = text.charCodeAt(pos);
-                if (currChar === 96) {
-                    contents += text.substring(start, pos);
-                    pos++;
-                    resultingToken = startedWithBacktick ? 14 : 17;
-                    break;
-                }
-                if (currChar === 36 && pos + 1 < end && text.charCodeAt(pos + 1) === 123) {
-                    contents += text.substring(start, pos);
-                    pos += 2;
-                    resultingToken = startedWithBacktick ? 15 : 16;
-                    break;
-                }
-                if (currChar === 92) {
-                    contents += text.substring(start, pos);
-                    contents += scanEscapeSequence(isTaggedTemplate);
-                    start = pos;
-                    continue;
-                }
-                if (currChar === 13) {
-                    contents += text.substring(start, pos);
-                    pos++;
-                    if (pos < end && text.charCodeAt(pos) === 10) {
-                        pos++;
-                    }
-                    contents += "\n";
-                    start = pos;
-                    continue;
-                }
-                pos++;
-            }
-            ts.Debug.assert(resultingToken !== undefined);
-            tokenValue = contents;
-            return resultingToken;
-        }
-        function scanEscapeSequence(isTaggedTemplate) {
-            var start = pos;
-            pos++;
-            if (pos >= end) {
-                error(ts.Diagnostics.Unexpected_end_of_text);
-                return "";
-            }
-            var ch = text.charCodeAt(pos);
-            pos++;
-            switch (ch) {
-                case 48:
-                    if (isTaggedTemplate && pos < end && isDigit(text.charCodeAt(pos))) {
-                        pos++;
-                        tokenFlags |= 2048;
-                        return text.substring(start, pos);
-                    }
-                    return "\0";
-                case 98:
-                    return "\b";
-                case 116:
-                    return "\t";
-                case 110:
-                    return "\n";
-                case 118:
-                    return "\v";
-                case 102:
-                    return "\f";
-                case 114:
-                    return "\r";
-                case 39:
-                    return "\'";
-                case 34:
-                    return "\"";
-                case 117:
-                    if (isTaggedTemplate) {
-                        for (var escapePos = pos; escapePos < pos + 4; escapePos++) {
-                            if (escapePos < end && !isHexDigit(text.charCodeAt(escapePos)) && text.charCodeAt(escapePos) !== 123) {
-                                pos = escapePos;
-                                tokenFlags |= 2048;
-                                return text.substring(start, pos);
-                            }
-                        }
-                    }
-                    if (pos < end && text.charCodeAt(pos) === 123) {
-                        pos++;
-                        if (isTaggedTemplate && !isHexDigit(text.charCodeAt(pos))) {
-                            tokenFlags |= 2048;
-                            return text.substring(start, pos);
-                        }
-                        if (isTaggedTemplate) {
-                            var savePos = pos;
-                            var escapedValueString = scanMinimumNumberOfHexDigits(1, false);
-                            var escapedValue = escapedValueString ? parseInt(escapedValueString, 16) : -1;
-                            if (!isCodePoint(escapedValue) || text.charCodeAt(pos) !== 125) {
-                                tokenFlags |= 2048;
-                                return text.substring(start, pos);
-                            }
-                            else {
-                                pos = savePos;
-                            }
-                        }
-                        tokenFlags |= 8;
-                        return scanExtendedUnicodeEscape();
-                    }
-                    tokenFlags |= 1024;
-                    return scanHexadecimalEscape(4);
-                case 120:
-                    if (isTaggedTemplate) {
-                        if (!isHexDigit(text.charCodeAt(pos))) {
-                            tokenFlags |= 2048;
-                            return text.substring(start, pos);
-                        }
-                        else if (!isHexDigit(text.charCodeAt(pos + 1))) {
-                            pos++;
-                            tokenFlags |= 2048;
-                            return text.substring(start, pos);
-                        }
-                    }
-                    return scanHexadecimalEscape(2);
-                case 13:
-                    if (pos < end && text.charCodeAt(pos) === 10) {
-                        pos++;
-                    }
-                case 10:
-                case 8232:
-                case 8233:
-                    return "";
-                default:
-                    return String.fromCharCode(ch);
-            }
-        }
-        function scanHexadecimalEscape(numDigits) {
-            var escapedValue = scanExactNumberOfHexDigits(numDigits, false);
-            if (escapedValue >= 0) {
-                return String.fromCharCode(escapedValue);
-            }
-            else {
-                error(ts.Diagnostics.Hexadecimal_digit_expected);
-                return "";
-            }
-        }
-        function scanExtendedUnicodeEscape() {
-            var escapedValueString = scanMinimumNumberOfHexDigits(1, false);
-            var escapedValue = escapedValueString ? parseInt(escapedValueString, 16) : -1;
-            var isInvalidExtendedEscape = false;
-            if (escapedValue < 0) {
-                error(ts.Diagnostics.Hexadecimal_digit_expected);
-                isInvalidExtendedEscape = true;
-            }
-            else if (escapedValue > 0x10FFFF) {
-                error(ts.Diagnostics.An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive);
-                isInvalidExtendedEscape = true;
-            }
-            if (pos >= end) {
-                error(ts.Diagnostics.Unexpected_end_of_text);
-                isInvalidExtendedEscape = true;
-            }
-            else if (text.charCodeAt(pos) === 125) {
-                pos++;
-            }
-            else {
-                error(ts.Diagnostics.Unterminated_Unicode_escape_sequence);
-                isInvalidExtendedEscape = true;
-            }
-            if (isInvalidExtendedEscape) {
-                return "";
-            }
-            return utf16EncodeAsString(escapedValue);
-        }
-        function peekUnicodeEscape() {
-            if (pos + 5 < end && text.charCodeAt(pos + 1) === 117) {
-                var start_1 = pos;
-                pos += 2;
-                var value = scanExactNumberOfHexDigits(4, false);
-                pos = start_1;
-                return value;
-            }
-            return -1;
-        }
-        function peekExtendedUnicodeEscape() {
-            if (languageVersion >= 2 && codePointAt(text, pos + 1) === 117 && codePointAt(text, pos + 2) === 123) {
-                var start_2 = pos;
-                pos += 3;
-                var escapedValueString = scanMinimumNumberOfHexDigits(1, false);
-                var escapedValue = escapedValueString ? parseInt(escapedValueString, 16) : -1;
-                pos = start_2;
-                return escapedValue;
-            }
-            return -1;
-        }
-        function scanIdentifierParts() {
-            var result = "";
-            var start = pos;
-            while (pos < end) {
-                var ch = codePointAt(text, pos);
-                if (isIdentifierPart(ch, languageVersion)) {
-                    pos += charSize(ch);
-                }
-                else if (ch === 92) {
-                    ch = peekExtendedUnicodeEscape();
-                    if (ch >= 0 && isIdentifierPart(ch, languageVersion)) {
-                        pos += 3;
-                        tokenFlags |= 8;
-                        result += scanExtendedUnicodeEscape();
-                        start = pos;
-                        continue;
-                    }
-                    ch = peekUnicodeEscape();
-                    if (!(ch >= 0 && isIdentifierPart(ch, languageVersion))) {
-                        break;
-                    }
-                    tokenFlags |= 1024;
-                    result += text.substring(start, pos);
-                    result += utf16EncodeAsString(ch);
-                    pos += 6;
-                    start = pos;
-                }
-                else {
-                    break;
-                }
-            }
-            result += text.substring(start, pos);
-            return result;
-        }
-        function getIdentifierToken() {
-            var len = tokenValue.length;
-            if (len >= 2 && len <= 12) {
-                var ch = tokenValue.charCodeAt(0);
-                if (ch >= 97 && ch <= 122) {
-                    var keyword = textToKeyword.get(tokenValue);
-                    if (keyword !== undefined) {
-                        return token = keyword;
-                    }
-                }
-            }
-            return token = 78;
-        }
-        function scanBinaryOrOctalDigits(base) {
-            var value = "";
-            var separatorAllowed = false;
-            var isPreviousTokenSeparator = false;
-            while (true) {
-                var ch = text.charCodeAt(pos);
-                if (ch === 95) {
-                    tokenFlags |= 512;
-                    if (separatorAllowed) {
-                        separatorAllowed = false;
-                        isPreviousTokenSeparator = true;
-                    }
-                    else if (isPreviousTokenSeparator) {
-                        error(ts.Diagnostics.Multiple_consecutive_numeric_separators_are_not_permitted, pos, 1);
-                    }
-                    else {
-                        error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos, 1);
-                    }
-                    pos++;
-                    continue;
-                }
-                separatorAllowed = true;
-                if (!isDigit(ch) || ch - 48 >= base) {
-                    break;
-                }
-                value += text[pos];
-                pos++;
-                isPreviousTokenSeparator = false;
-            }
-            if (text.charCodeAt(pos - 1) === 95) {
-                error(ts.Diagnostics.Numeric_separators_are_not_allowed_here, pos - 1, 1);
-            }
-            return value;
-        }
-        function checkBigIntSuffix() {
-            if (text.charCodeAt(pos) === 110) {
-                tokenValue += "n";
-                if (tokenFlags & 384) {
-                    tokenValue = ts.parsePseudoBigInt(tokenValue) + "n";
-                }
-                pos++;
-                return 9;
-            }
-            else {
-                var numericValue = tokenFlags & 128
-                    ? parseInt(tokenValue.slice(2), 2)
-                    : tokenFlags & 256
-                        ? parseInt(tokenValue.slice(2), 8)
-                        : +tokenValue;
-                tokenValue = "" + numericValue;
-                return 8;
-            }
-        }
-        function scan() {
-            var _a;
-            startPos = pos;
-            tokenFlags = 0;
-            var asteriskSeen = false;
-            while (true) {
-                tokenPos = pos;
-                if (pos >= end) {
-                    return token = 1;
-                }
-                var ch = codePointAt(text, pos);
-                if (ch === 35 && pos === 0 && isShebangTrivia(text, pos)) {
-                    pos = scanShebangTrivia(text, pos);
-                    if (skipTrivia) {
-                        continue;
-                    }
-                    else {
-                        return token = 6;
-                    }
-                }
-                switch (ch) {
-                    case 10:
-                    case 13:
-                        tokenFlags |= 1;
-                        if (skipTrivia) {
-                            pos++;
-                            continue;
-                        }
-                        else {
-                            if (ch === 13 && pos + 1 < end && text.charCodeAt(pos + 1) === 10) {
-                                pos += 2;
-                            }
-                            else {
-                                pos++;
-                            }
-                            return token = 4;
-                        }
-                    case 9:
-                    case 11:
-                    case 12:
-                    case 32:
-                    case 160:
-                    case 5760:
-                    case 8192:
-                    case 8193:
-                    case 8194:
-                    case 8195:
-                    case 8196:
-                    case 8197:
-                    case 8198:
-                    case 8199:
-                    case 8200:
-                    case 8201:
-                    case 8202:
-                    case 8203:
-                    case 8239:
-                    case 8287:
-                    case 12288:
-                    case 65279:
-                        if (skipTrivia) {
-                            pos++;
-                            continue;
-                        }
-                        else {
-                            while (pos < end && isWhiteSpaceSingleLine(text.charCodeAt(pos))) {
-                                pos++;
-                            }
-                            return token = 5;
-                        }
-                    case 33:
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 37;
-                            }
-                            return pos += 2, token = 35;
-                        }
-                        pos++;
-                        return token = 53;
-                    case 34:
-                    case 39:
-                        tokenValue = scanString();
-                        return token = 10;
-                    case 96:
-                        return token = scanTemplateAndSetTokenValue(false);
-                    case 37:
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 68;
-                        }
-                        pos++;
-                        return token = 44;
-                    case 38:
-                        if (text.charCodeAt(pos + 1) === 38) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 75;
-                            }
-                            return pos += 2, token = 55;
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 72;
-                        }
-                        pos++;
-                        return token = 50;
-                    case 40:
-                        pos++;
-                        return token = 20;
-                    case 41:
-                        pos++;
-                        return token = 21;
-                    case 42:
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 65;
-                        }
-                        if (text.charCodeAt(pos + 1) === 42) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 66;
-                            }
-                            return pos += 2, token = 42;
-                        }
-                        pos++;
-                        if (inJSDocType && !asteriskSeen && (tokenFlags & 1)) {
-                            asteriskSeen = true;
-                            continue;
-                        }
-                        return token = 41;
-                    case 43:
-                        if (text.charCodeAt(pos + 1) === 43) {
-                            return pos += 2, token = 45;
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 63;
-                        }
-                        pos++;
-                        return token = 39;
-                    case 44:
-                        pos++;
-                        return token = 27;
-                    case 45:
-                        if (text.charCodeAt(pos + 1) === 45) {
-                            return pos += 2, token = 46;
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 64;
-                        }
-                        pos++;
-                        return token = 40;
-                    case 46:
-                        if (isDigit(text.charCodeAt(pos + 1))) {
-                            tokenValue = scanNumber().value;
-                            return token = 8;
-                        }
-                        if (text.charCodeAt(pos + 1) === 46 && text.charCodeAt(pos + 2) === 46) {
-                            return pos += 3, token = 25;
-                        }
-                        pos++;
-                        return token = 24;
-                    case 47:
-                        if (text.charCodeAt(pos + 1) === 47) {
-                            pos += 2;
-                            while (pos < end) {
-                                if (isLineBreak(text.charCodeAt(pos))) {
-                                    break;
-                                }
-                                pos++;
-                            }
-                            commentDirectives = appendIfCommentDirective(commentDirectives, text.slice(tokenPos, pos), commentDirectiveRegExSingleLine, tokenPos);
-                            if (skipTrivia) {
-                                continue;
-                            }
-                            else {
-                                return token = 2;
-                            }
-                        }
-                        if (text.charCodeAt(pos + 1) === 42) {
-                            pos += 2;
-                            if (text.charCodeAt(pos) === 42 && text.charCodeAt(pos + 1) !== 47) {
-                                tokenFlags |= 2;
-                            }
-                            var commentClosed = false;
-                            var lastLineStart = tokenPos;
-                            while (pos < end) {
-                                var ch_1 = text.charCodeAt(pos);
-                                if (ch_1 === 42 && text.charCodeAt(pos + 1) === 47) {
-                                    pos += 2;
-                                    commentClosed = true;
-                                    break;
-                                }
-                                pos++;
-                                if (isLineBreak(ch_1)) {
-                                    lastLineStart = pos;
-                                    tokenFlags |= 1;
-                                }
-                            }
-                            commentDirectives = appendIfCommentDirective(commentDirectives, text.slice(lastLineStart, pos), commentDirectiveRegExMultiLine, lastLineStart);
-                            if (!commentClosed) {
-                                error(ts.Diagnostics.Asterisk_Slash_expected);
-                            }
-                            if (skipTrivia) {
-                                continue;
-                            }
-                            else {
-                                if (!commentClosed) {
-                                    tokenFlags |= 4;
-                                }
-                                return token = 3;
-                            }
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 67;
-                        }
-                        pos++;
-                        return token = 43;
-                    case 48:
-                        if (pos + 2 < end && (text.charCodeAt(pos + 1) === 88 || text.charCodeAt(pos + 1) === 120)) {
-                            pos += 2;
-                            tokenValue = scanMinimumNumberOfHexDigits(1, true);
-                            if (!tokenValue) {
-                                error(ts.Diagnostics.Hexadecimal_digit_expected);
-                                tokenValue = "0";
-                            }
-                            tokenValue = "0x" + tokenValue;
-                            tokenFlags |= 64;
-                            return token = checkBigIntSuffix();
-                        }
-                        else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 66 || text.charCodeAt(pos + 1) === 98)) {
-                            pos += 2;
-                            tokenValue = scanBinaryOrOctalDigits(2);
-                            if (!tokenValue) {
-                                error(ts.Diagnostics.Binary_digit_expected);
-                                tokenValue = "0";
-                            }
-                            tokenValue = "0b" + tokenValue;
-                            tokenFlags |= 128;
-                            return token = checkBigIntSuffix();
-                        }
-                        else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 79 || text.charCodeAt(pos + 1) === 111)) {
-                            pos += 2;
-                            tokenValue = scanBinaryOrOctalDigits(8);
-                            if (!tokenValue) {
-                                error(ts.Diagnostics.Octal_digit_expected);
-                                tokenValue = "0";
-                            }
-                            tokenValue = "0o" + tokenValue;
-                            tokenFlags |= 256;
-                            return token = checkBigIntSuffix();
-                        }
-                        if (pos + 1 < end && isOctalDigit(text.charCodeAt(pos + 1))) {
-                            tokenValue = "" + scanOctalDigits();
-                            tokenFlags |= 32;
-                            return token = 8;
-                        }
-                    case 49:
-                    case 50:
-                    case 51:
-                    case 52:
-                    case 53:
-                    case 54:
-                    case 55:
-                    case 56:
-                    case 57:
-                        (_a = scanNumber(), token = _a.type, tokenValue = _a.value);
-                        return token;
-                    case 58:
-                        pos++;
-                        return token = 58;
-                    case 59:
-                        pos++;
-                        return token = 26;
-                    case 60:
-                        if (isConflictMarkerTrivia(text, pos)) {
-                            pos = scanConflictMarkerTrivia(text, pos, error);
-                            if (skipTrivia) {
-                                continue;
-                            }
-                            else {
-                                return token = 7;
-                            }
-                        }
-                        if (text.charCodeAt(pos + 1) === 60) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 69;
-                            }
-                            return pos += 2, token = 47;
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 32;
-                        }
-                        if (languageVariant === 1 &&
-                            text.charCodeAt(pos + 1) === 47 &&
-                            text.charCodeAt(pos + 2) !== 42) {
-                            return pos += 2, token = 30;
-                        }
-                        pos++;
-                        return token = 29;
-                    case 61:
-                        if (isConflictMarkerTrivia(text, pos)) {
-                            pos = scanConflictMarkerTrivia(text, pos, error);
-                            if (skipTrivia) {
-                                continue;
-                            }
-                            else {
-                                return token = 7;
-                            }
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 36;
-                            }
-                            return pos += 2, token = 34;
-                        }
-                        if (text.charCodeAt(pos + 1) === 62) {
-                            return pos += 2, token = 38;
-                        }
-                        pos++;
-                        return token = 62;
-                    case 62:
-                        if (isConflictMarkerTrivia(text, pos)) {
-                            pos = scanConflictMarkerTrivia(text, pos, error);
-                            if (skipTrivia) {
-                                continue;
-                            }
-                            else {
-                                return token = 7;
-                            }
-                        }
-                        pos++;
-                        return token = 31;
-                    case 63:
-                        if (text.charCodeAt(pos + 1) === 46 && !isDigit(text.charCodeAt(pos + 2))) {
-                            return pos += 2, token = 28;
-                        }
-                        if (text.charCodeAt(pos + 1) === 63) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 76;
-                            }
-                            return pos += 2, token = 60;
-                        }
-                        pos++;
-                        return token = 57;
-                    case 91:
-                        pos++;
-                        return token = 22;
-                    case 93:
-                        pos++;
-                        return token = 23;
-                    case 94:
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 77;
-                        }
-                        pos++;
-                        return token = 52;
-                    case 123:
-                        pos++;
-                        return token = 18;
-                    case 124:
-                        if (isConflictMarkerTrivia(text, pos)) {
-                            pos = scanConflictMarkerTrivia(text, pos, error);
-                            if (skipTrivia) {
-                                continue;
-                            }
-                            else {
-                                return token = 7;
-                            }
-                        }
-                        if (text.charCodeAt(pos + 1) === 124) {
-                            if (text.charCodeAt(pos + 2) === 61) {
-                                return pos += 3, token = 74;
-                            }
-                            return pos += 2, token = 56;
-                        }
-                        if (text.charCodeAt(pos + 1) === 61) {
-                            return pos += 2, token = 73;
-                        }
-                        pos++;
-                        return token = 51;
-                    case 125:
-                        pos++;
-                        return token = 19;
-                    case 126:
-                        pos++;
-                        return token = 54;
-                    case 64:
-                        pos++;
-                        return token = 59;
-                    case 92:
-                        var extendedCookedChar = peekExtendedUnicodeEscape();
-                        if (extendedCookedChar >= 0 && isIdentifierStart(extendedCookedChar, languageVersion)) {
-                            pos += 3;
-                            tokenFlags |= 8;
-                            tokenValue = scanExtendedUnicodeEscape() + scanIdentifierParts();
-                            return token = getIdentifierToken();
-                        }
-                        var cookedChar = peekUnicodeEscape();
-                        if (cookedChar >= 0 && isIdentifierStart(cookedChar, languageVersion)) {
-                            pos += 6;
-                            tokenFlags |= 1024;
-                            tokenValue = String.fromCharCode(cookedChar) + scanIdentifierParts();
-                            return token = getIdentifierToken();
-                        }
-                        error(ts.Diagnostics.Invalid_character);
-                        pos++;
-                        return token = 0;
-                    case 35:
-                        if (pos !== 0 && text[pos + 1] === "!") {
-                            error(ts.Diagnostics.can_only_be_used_at_the_start_of_a_file);
-                            pos++;
-                            return token = 0;
-                        }
-                        pos++;
-                        if (isIdentifierStart(ch = text.charCodeAt(pos), languageVersion)) {
-                            pos++;
-                            while (pos < end && isIdentifierPart(ch = text.charCodeAt(pos), languageVersion))
-                                pos++;
-                            tokenValue = text.substring(tokenPos, pos);
-                            if (ch === 92) {
-                                tokenValue += scanIdentifierParts();
-                            }
-                        }
-                        else {
-                            tokenValue = "#";
-                            error(ts.Diagnostics.Invalid_character);
-                        }
-                        return token = 79;
-                    default:
-                        if (isIdentifierStart(ch, languageVersion)) {
-                            pos += charSize(ch);
-                            while (pos < end && isIdentifierPart(ch = codePointAt(text, pos), languageVersion))
-                                pos += charSize(ch);
-                            tokenValue = text.substring(tokenPos, pos);
-                            if (ch === 92) {
-                                tokenValue += scanIdentifierParts();
-                            }
-                            return token = getIdentifierToken();
-                        }
-                        else if (isWhiteSpaceSingleLine(ch)) {
-                            pos += charSize(ch);
-                            continue;
-                        }
-                        else if (isLineBreak(ch)) {
-                            tokenFlags |= 1;
-                            pos += charSize(ch);
-                            continue;
-                        }
-                        error(ts.Diagnostics.Invalid_character);
-                        pos += charSize(ch);
-                        return token = 0;
-                }
-            }
-        }
-        function reScanGreaterToken() {
-            if (token === 31) {
-                if (text.charCodeAt(pos) === 62) {
-                    if (text.charCodeAt(pos + 1) === 62) {
-                        if (text.charCodeAt(pos + 2) === 61) {
-                            return pos += 3, token = 71;
-                        }
-                        return pos += 2, token = 49;
-                    }
-                    if (text.charCodeAt(pos + 1) === 61) {
-                        return pos += 2, token = 70;
-                    }
-                    pos++;
-                    return token = 48;
-                }
-                if (text.charCodeAt(pos) === 61) {
-                    pos++;
-                    return token = 33;
-                }
-            }
-            return token;
-        }
-        function reScanAsteriskEqualsToken() {
-            ts.Debug.assert(token === 65, "'reScanAsteriskEqualsToken' should only be called on a '*='");
-            pos = tokenPos + 1;
-            return token = 62;
-        }
-        function reScanSlashToken() {
-            if (token === 43 || token === 67) {
-                var p = tokenPos + 1;
-                var inEscape = false;
-                var inCharacterClass = false;
-                while (true) {
-                    if (p >= end) {
-                        tokenFlags |= 4;
-                        error(ts.Diagnostics.Unterminated_regular_expression_literal);
-                        break;
-                    }
-                    var ch = text.charCodeAt(p);
-                    if (isLineBreak(ch)) {
-                        tokenFlags |= 4;
-                        error(ts.Diagnostics.Unterminated_regular_expression_literal);
-                        break;
-                    }
-                    if (inEscape) {
-                        inEscape = false;
-                    }
-                    else if (ch === 47 && !inCharacterClass) {
-                        p++;
-                        break;
-                    }
-                    else if (ch === 91) {
-                        inCharacterClass = true;
-                    }
-                    else if (ch === 92) {
-                        inEscape = true;
-                    }
-                    else if (ch === 93) {
-                        inCharacterClass = false;
-                    }
-                    p++;
-                }
-                while (p < end && isIdentifierPart(text.charCodeAt(p), languageVersion)) {
-                    p++;
-                }
-                pos = p;
-                tokenValue = text.substring(tokenPos, pos);
-                token = 13;
-            }
-            return token;
-        }
-        function appendIfCommentDirective(commentDirectives, text, commentDirectiveRegEx, lineStart) {
-            var type = getDirectiveFromComment(text, commentDirectiveRegEx);
-            if (type === undefined) {
-                return commentDirectives;
-            }
-            return ts.append(commentDirectives, {
-                range: { pos: lineStart, end: pos },
-                type: type,
-            });
-        }
-        function getDirectiveFromComment(text, commentDirectiveRegEx) {
-            var match = commentDirectiveRegEx.exec(text);
-            if (!match) {
-                return undefined;
-            }
-            switch (match[1]) {
-                case "ts-expect-error":
-                    return 0;
-                case "ts-ignore":
-                    return 1;
-            }
-            return undefined;
-        }
-        function reScanTemplateToken(isTaggedTemplate) {
-            ts.Debug.assert(token === 19, "'reScanTemplateToken' should only be called on a '}'");
-            pos = tokenPos;
-            return token = scanTemplateAndSetTokenValue(isTaggedTemplate);
-        }
-        function reScanTemplateHeadOrNoSubstitutionTemplate() {
-            pos = tokenPos;
-            return token = scanTemplateAndSetTokenValue(true);
-        }
-        function reScanJsxToken() {
-            pos = tokenPos = startPos;
-            return token = scanJsxToken();
-        }
-        function reScanLessThanToken() {
-            if (token === 47) {
-                pos = tokenPos + 1;
-                return token = 29;
-            }
-            return token;
-        }
-        function reScanQuestionToken() {
-            ts.Debug.assert(token === 60, "'reScanQuestionToken' should only be called on a '??'");
-            pos = tokenPos + 1;
-            return token = 57;
-        }
-        function scanJsxToken() {
-            startPos = tokenPos = pos;
-            if (pos >= end) {
-                return token = 1;
-            }
-            var char = text.charCodeAt(pos);
-            if (char === 60) {
-                if (text.charCodeAt(pos + 1) === 47) {
-                    pos += 2;
-                    return token = 30;
-                }
-                pos++;
-                return token = 29;
-            }
-            if (char === 123) {
-                pos++;
-                return token = 18;
-            }
-            var firstNonWhitespace = 0;
-            var lastNonWhitespace = -1;
-            while (pos < end) {
-                if (!isWhiteSpaceSingleLine(char)) {
-                    lastNonWhitespace = pos;
-                }
-                char = text.charCodeAt(pos);
-                if (char === 123) {
-                    break;
-                }
-                if (char === 60) {
-                    if (isConflictMarkerTrivia(text, pos)) {
-                        pos = scanConflictMarkerTrivia(text, pos, error);
-                        return token = 7;
-                    }
-                    break;
-                }
-                if (char === 62) {
-                    error(ts.Diagnostics.Unexpected_token_Did_you_mean_or_gt, pos, 1);
-                }
-                if (char === 125) {
-                    error(ts.Diagnostics.Unexpected_token_Did_you_mean_or_rbrace, pos, 1);
-                }
-                if (lastNonWhitespace > 0)
-                    lastNonWhitespace++;
-                if (isLineBreak(char) && firstNonWhitespace === 0) {
-                    firstNonWhitespace = -1;
-                }
-                else if (!isWhiteSpaceLike(char)) {
-                    firstNonWhitespace = pos;
-                }
-                pos++;
-            }
-            var endPosition = lastNonWhitespace === -1 ? pos : lastNonWhitespace;
-            tokenValue = text.substring(startPos, endPosition);
-            return firstNonWhitespace === -1 ? 12 : 11;
-        }
-        function scanJsxIdentifier() {
-            if (tokenIsIdentifierOrKeyword(token)) {
-                while (pos < end) {
-                    var ch = text.charCodeAt(pos);
-                    if (ch === 45) {
-                        tokenValue += "-";
-                        pos++;
-                        continue;
-                    }
-                    var oldPos = pos;
-                    tokenValue += scanIdentifierParts();
-                    if (pos === oldPos) {
-                        break;
-                    }
-                }
-            }
-            return token;
-        }
-        function scanJsxAttributeValue() {
-            startPos = pos;
-            switch (text.charCodeAt(pos)) {
-                case 34:
-                case 39:
-                    tokenValue = scanString(true);
-                    return token = 10;
-                default:
-                    return scan();
-            }
-        }
-        function reScanJsxAttributeValue() {
-            pos = tokenPos = startPos;
-            return scanJsxAttributeValue();
-        }
-        function scanJsDocToken() {
-            startPos = tokenPos = pos;
-            tokenFlags = 0;
-            if (pos >= end) {
-                return token = 1;
-            }
-            var ch = codePointAt(text, pos);
-            pos += charSize(ch);
-            switch (ch) {
-                case 9:
-                case 11:
-                case 12:
-                case 32:
-                    while (pos < end && isWhiteSpaceSingleLine(text.charCodeAt(pos))) {
-                        pos++;
-                    }
-                    return token = 5;
-                case 64:
-                    return token = 59;
-                case 13:
-                    if (text.charCodeAt(pos) === 10) {
-                        pos++;
-                    }
-                case 10:
-                    tokenFlags |= 1;
-                    return token = 4;
-                case 42:
-                    return token = 41;
-                case 123:
-                    return token = 18;
-                case 125:
-                    return token = 19;
-                case 91:
-                    return token = 22;
-                case 93:
-                    return token = 23;
-                case 60:
-                    return token = 29;
-                case 62:
-                    return token = 31;
-                case 61:
-                    return token = 62;
-                case 44:
-                    return token = 27;
-                case 46:
-                    return token = 24;
-                case 96:
-                    return token = 61;
-                case 92:
-                    pos--;
-                    var extendedCookedChar = peekExtendedUnicodeEscape();
-                    if (extendedCookedChar >= 0 && isIdentifierStart(extendedCookedChar, languageVersion)) {
-                        pos += 3;
-                        tokenFlags |= 8;
-                        tokenValue = scanExtendedUnicodeEscape() + scanIdentifierParts();
-                        return token = getIdentifierToken();
-                    }
-                    var cookedChar = peekUnicodeEscape();
-                    if (cookedChar >= 0 && isIdentifierStart(cookedChar, languageVersion)) {
-                        pos += 6;
-                        tokenFlags |= 1024;
-                        tokenValue = String.fromCharCode(cookedChar) + scanIdentifierParts();
-                        return token = getIdentifierToken();
-                    }
-                    pos++;
-                    return token = 0;
-            }
-            if (isIdentifierStart(ch, languageVersion)) {
-                var char = ch;
-                while (pos < end && isIdentifierPart(char = codePointAt(text, pos), languageVersion) || text.charCodeAt(pos) === 45)
-                    pos += charSize(char);
-                tokenValue = text.substring(tokenPos, pos);
-                if (char === 92) {
-                    tokenValue += scanIdentifierParts();
-                }
-                return token = getIdentifierToken();
-            }
-            else {
-                return token = 0;
-            }
-        }
-        function speculationHelper(callback, isLookahead) {
-            var savePos = pos;
-            var saveStartPos = startPos;
-            var saveTokenPos = tokenPos;
-            var saveToken = token;
-            var saveTokenValue = tokenValue;
-            var saveTokenFlags = tokenFlags;
-            var result = callback();
-            if (!result || isLookahead) {
-                pos = savePos;
-                startPos = saveStartPos;
-                tokenPos = saveTokenPos;
-                token = saveToken;
-                tokenValue = saveTokenValue;
-                tokenFlags = saveTokenFlags;
-            }
-            return result;
-        }
-        function scanRange(start, length, callback) {
-            var saveEnd = end;
-            var savePos = pos;
-            var saveStartPos = startPos;
-            var saveTokenPos = tokenPos;
-            var saveToken = token;
-            var saveTokenValue = tokenValue;
-            var saveTokenFlags = tokenFlags;
-            var saveErrorExpectations = commentDirectives;
-            setText(text, start, length);
-            var result = callback();
-            end = saveEnd;
-            pos = savePos;
-            startPos = saveStartPos;
-            tokenPos = saveTokenPos;
-            token = saveToken;
-            tokenValue = saveTokenValue;
-            tokenFlags = saveTokenFlags;
-            commentDirectives = saveErrorExpectations;
-            return result;
-        }
-        function lookAhead(callback) {
-            return speculationHelper(callback, true);
-        }
-        function tryScan(callback) {
-            return speculationHelper(callback, false);
-        }
-        function getText() {
-            return text;
-        }
-        function clearCommentDirectives() {
-            commentDirectives = undefined;
-        }
-        function setText(newText, start, length) {
-            text = newText || "";
-            end = length === undefined ? text.length : start + length;
-            setTextPos(start || 0);
-        }
-        function setOnError(errorCallback) {
-            onError = errorCallback;
-        }
-        function setScriptTarget(scriptTarget) {
-            languageVersion = scriptTarget;
-        }
-        function setLanguageVariant(variant) {
-            languageVariant = variant;
-        }
-        function setTextPos(textPos) {
-            ts.Debug.assert(textPos >= 0);
-            pos = textPos;
-            startPos = textPos;
-            tokenPos = textPos;
-            token = 0;
-            tokenValue = undefined;
-            tokenFlags = 0;
-        }
-        function setInJSDocType(inType) {
-            inJSDocType += inType ? 1 : -1;
-        }
-    }
-    ts.createScanner = createScanner;
-    var codePointAt = String.prototype.codePointAt ? function (s, i) { return s.codePointAt(i); } : function codePointAt(str, i) {
-        var size = str.length;
-        if (i < 0 || i >= size) {
-            return undefined;
-        }
-        var first = str.charCodeAt(i);
-        if (first >= 0xD800 && first <= 0xDBFF && size > i + 1) {
-            var second = str.charCodeAt(i + 1);
-            if (second >= 0xDC00 && second <= 0xDFFF) {
-                return (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000;
-            }
-        }
-        return first;
-    };
-    function charSize(ch) {
-        if (ch >= 0x10000) {
-            return 2;
-        }
-        return 1;
-    }
-    function utf16EncodeAsStringFallback(codePoint) {
-        ts.Debug.assert(0x0 <= codePoint && codePoint <= 0x10FFFF);
-        if (codePoint <= 65535) {
-            return String.fromCharCode(codePoint);
-        }
-        var codeUnit1 = Math.floor((codePoint - 65536) / 1024) + 0xD800;
-        var codeUnit2 = ((codePoint - 65536) % 1024) + 0xDC00;
-        return String.fromCharCode(codeUnit1, codeUnit2);
-    }
-    var utf16EncodeAsStringWorker = String.fromCodePoint ? function (codePoint) { return String.fromCodePoint(codePoint); } : utf16EncodeAsStringFallback;
-    function utf16EncodeAsString(codePoint) {
-        return utf16EncodeAsStringWorker(codePoint);
-    }
-    ts.utf16EncodeAsString = utf16EncodeAsString;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function isExternalModuleNameRelative(moduleName) {
-        return ts.pathIsRelative(moduleName) || ts.isRootedDiskPath(moduleName);
-    }
-    ts.isExternalModuleNameRelative = isExternalModuleNameRelative;
-    function sortAndDeduplicateDiagnostics(diagnostics) {
-        return ts.sortAndDeduplicate(diagnostics, ts.compareDiagnostics);
-    }
-    ts.sortAndDeduplicateDiagnostics = sortAndDeduplicateDiagnostics;
-    function getDefaultLibFileName(options) {
-        switch (options.target) {
-            case 99:
-                return "lib.esnext.full.d.ts";
-            case 7:
-                return "lib.es2020.full.d.ts";
-            case 6:
-                return "lib.es2019.full.d.ts";
-            case 5:
-                return "lib.es2018.full.d.ts";
-            case 4:
-                return "lib.es2017.full.d.ts";
-            case 3:
-                return "lib.es2016.full.d.ts";
-            case 2:
-                return "lib.es6.d.ts";
-            default:
-                return "lib.d.ts";
-        }
-    }
-    ts.getDefaultLibFileName = getDefaultLibFileName;
-    function textSpanEnd(span) {
-        return span.start + span.length;
-    }
-    ts.textSpanEnd = textSpanEnd;
-    function textSpanIsEmpty(span) {
-        return span.length === 0;
-    }
-    ts.textSpanIsEmpty = textSpanIsEmpty;
-    function textSpanContainsPosition(span, position) {
-        return position >= span.start && position < textSpanEnd(span);
-    }
-    ts.textSpanContainsPosition = textSpanContainsPosition;
-    function textRangeContainsPositionInclusive(span, position) {
-        return position >= span.pos && position <= span.end;
-    }
-    ts.textRangeContainsPositionInclusive = textRangeContainsPositionInclusive;
-    function textSpanContainsTextSpan(span, other) {
-        return other.start >= span.start && textSpanEnd(other) <= textSpanEnd(span);
-    }
-    ts.textSpanContainsTextSpan = textSpanContainsTextSpan;
-    function textSpanOverlapsWith(span, other) {
-        return textSpanOverlap(span, other) !== undefined;
-    }
-    ts.textSpanOverlapsWith = textSpanOverlapsWith;
-    function textSpanOverlap(span1, span2) {
-        var overlap = textSpanIntersection(span1, span2);
-        return overlap && overlap.length === 0 ? undefined : overlap;
-    }
-    ts.textSpanOverlap = textSpanOverlap;
-    function textSpanIntersectsWithTextSpan(span, other) {
-        return decodedTextSpanIntersectsWith(span.start, span.length, other.start, other.length);
-    }
-    ts.textSpanIntersectsWithTextSpan = textSpanIntersectsWithTextSpan;
-    function textSpanIntersectsWith(span, start, length) {
-        return decodedTextSpanIntersectsWith(span.start, span.length, start, length);
-    }
-    ts.textSpanIntersectsWith = textSpanIntersectsWith;
-    function decodedTextSpanIntersectsWith(start1, length1, start2, length2) {
-        var end1 = start1 + length1;
-        var end2 = start2 + length2;
-        return start2 <= end1 && end2 >= start1;
-    }
-    ts.decodedTextSpanIntersectsWith = decodedTextSpanIntersectsWith;
-    function textSpanIntersectsWithPosition(span, position) {
-        return position <= textSpanEnd(span) && position >= span.start;
-    }
-    ts.textSpanIntersectsWithPosition = textSpanIntersectsWithPosition;
-    function textSpanIntersection(span1, span2) {
-        var start = Math.max(span1.start, span2.start);
-        var end = Math.min(textSpanEnd(span1), textSpanEnd(span2));
-        return start <= end ? createTextSpanFromBounds(start, end) : undefined;
-    }
-    ts.textSpanIntersection = textSpanIntersection;
-    function createTextSpan(start, length) {
-        if (start < 0) {
-            throw new Error("start < 0");
-        }
-        if (length < 0) {
-            throw new Error("length < 0");
-        }
-        return { start: start, length: length };
-    }
-    ts.createTextSpan = createTextSpan;
-    function createTextSpanFromBounds(start, end) {
-        return createTextSpan(start, end - start);
-    }
-    ts.createTextSpanFromBounds = createTextSpanFromBounds;
-    function textChangeRangeNewSpan(range) {
-        return createTextSpan(range.span.start, range.newLength);
-    }
-    ts.textChangeRangeNewSpan = textChangeRangeNewSpan;
-    function textChangeRangeIsUnchanged(range) {
-        return textSpanIsEmpty(range.span) && range.newLength === 0;
-    }
-    ts.textChangeRangeIsUnchanged = textChangeRangeIsUnchanged;
-    function createTextChangeRange(span, newLength) {
-        if (newLength < 0) {
-            throw new Error("newLength < 0");
-        }
-        return { span: span, newLength: newLength };
-    }
-    ts.createTextChangeRange = createTextChangeRange;
-    ts.unchangedTextChangeRange = createTextChangeRange(createTextSpan(0, 0), 0);
-    function collapseTextChangeRangesAcrossMultipleVersions(changes) {
-        if (changes.length === 0) {
-            return ts.unchangedTextChangeRange;
-        }
-        if (changes.length === 1) {
-            return changes[0];
-        }
-        var change0 = changes[0];
-        var oldStartN = change0.span.start;
-        var oldEndN = textSpanEnd(change0.span);
-        var newEndN = oldStartN + change0.newLength;
-        for (var i = 1; i < changes.length; i++) {
-            var nextChange = changes[i];
-            var oldStart1 = oldStartN;
-            var oldEnd1 = oldEndN;
-            var newEnd1 = newEndN;
-            var oldStart2 = nextChange.span.start;
-            var oldEnd2 = textSpanEnd(nextChange.span);
-            var newEnd2 = oldStart2 + nextChange.newLength;
-            oldStartN = Math.min(oldStart1, oldStart2);
-            oldEndN = Math.max(oldEnd1, oldEnd1 + (oldEnd2 - newEnd1));
-            newEndN = Math.max(newEnd2, newEnd2 + (newEnd1 - oldEnd2));
-        }
-        return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), newEndN - oldStartN);
-    }
-    ts.collapseTextChangeRangesAcrossMultipleVersions = collapseTextChangeRangesAcrossMultipleVersions;
-    function getTypeParameterOwner(d) {
-        if (d && d.kind === 159) {
-            for (var current = d; current; current = current.parent) {
-                if (isFunctionLike(current) || isClassLike(current) || current.kind === 253) {
-                    return current;
-                }
-            }
-        }
-    }
-    ts.getTypeParameterOwner = getTypeParameterOwner;
-    function isParameterPropertyDeclaration(node, parent) {
-        return ts.hasSyntacticModifier(node, 92) && parent.kind === 166;
-    }
-    ts.isParameterPropertyDeclaration = isParameterPropertyDeclaration;
-    function isEmptyBindingPattern(node) {
-        if (isBindingPattern(node)) {
-            return ts.every(node.elements, isEmptyBindingElement);
-        }
-        return false;
-    }
-    ts.isEmptyBindingPattern = isEmptyBindingPattern;
-    function isEmptyBindingElement(node) {
-        if (ts.isOmittedExpression(node)) {
-            return true;
-        }
-        return isEmptyBindingPattern(node.name);
-    }
-    ts.isEmptyBindingElement = isEmptyBindingElement;
-    function walkUpBindingElementsAndPatterns(binding) {
-        var node = binding.parent;
-        while (ts.isBindingElement(node.parent)) {
-            node = node.parent.parent;
-        }
-        return node.parent;
-    }
-    ts.walkUpBindingElementsAndPatterns = walkUpBindingElementsAndPatterns;
-    function getCombinedFlags(node, getFlags) {
-        if (ts.isBindingElement(node)) {
-            node = walkUpBindingElementsAndPatterns(node);
-        }
-        var flags = getFlags(node);
-        if (node.kind === 249) {
-            node = node.parent;
-        }
-        if (node && node.kind === 250) {
-            flags |= getFlags(node);
-            node = node.parent;
-        }
-        if (node && node.kind === 232) {
-            flags |= getFlags(node);
-        }
-        return flags;
-    }
-    function getCombinedModifierFlags(node) {
-        return getCombinedFlags(node, ts.getEffectiveModifierFlags);
-    }
-    ts.getCombinedModifierFlags = getCombinedModifierFlags;
-    function getCombinedNodeFlagsAlwaysIncludeJSDoc(node) {
-        return getCombinedFlags(node, ts.getEffectiveModifierFlagsAlwaysIncludeJSDoc);
-    }
-    ts.getCombinedNodeFlagsAlwaysIncludeJSDoc = getCombinedNodeFlagsAlwaysIncludeJSDoc;
-    function getCombinedNodeFlags(node) {
-        return getCombinedFlags(node, function (n) { return n.flags; });
-    }
-    ts.getCombinedNodeFlags = getCombinedNodeFlags;
-    function validateLocaleAndSetLanguage(locale, sys, errors) {
-        var matchResult = /^([a-z]+)([_\-]([a-z]+))?$/.exec(locale.toLowerCase());
-        if (!matchResult) {
-            if (errors) {
-                errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1, "en", "ja-jp"));
-            }
-            return;
-        }
-        var language = matchResult[1];
-        var territory = matchResult[3];
-        if (!trySetLanguageAndTerritory(language, territory, errors)) {
-            trySetLanguageAndTerritory(language, undefined, errors);
-        }
-        ts.setUILocale(locale);
-        function trySetLanguageAndTerritory(language, territory, errors) {
-            var compilerFilePath = ts.normalizePath(sys.getExecutingFilePath());
-            var containingDirectoryPath = ts.getDirectoryPath(compilerFilePath);
-            var filePath = ts.combinePaths(containingDirectoryPath, language);
-            if (territory) {
-                filePath = filePath + "-" + territory;
-            }
-            filePath = sys.resolvePath(ts.combinePaths(filePath, "diagnosticMessages.generated.json"));
-            if (!sys.fileExists(filePath)) {
-                return false;
-            }
-            var fileContents = "";
-            try {
-                fileContents = sys.readFile(filePath);
-            }
-            catch (e) {
-                if (errors) {
-                    errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unable_to_open_file_0, filePath));
-                }
-                return false;
-            }
-            try {
-                ts.setLocalizedDiagnosticMessages(JSON.parse(fileContents));
-            }
-            catch (_a) {
-                if (errors) {
-                    errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Corrupted_locale_file_0, filePath));
-                }
-                return false;
-            }
-            return true;
-        }
-    }
-    ts.validateLocaleAndSetLanguage = validateLocaleAndSetLanguage;
-    function getOriginalNode(node, nodeTest) {
-        if (node) {
-            while (node.original !== undefined) {
-                node = node.original;
-            }
-        }
-        return !nodeTest || nodeTest(node) ? node : undefined;
-    }
-    ts.getOriginalNode = getOriginalNode;
-    function findAncestor(node, callback) {
-        while (node) {
-            var result = callback(node);
-            if (result === "quit") {
-                return undefined;
-            }
-            else if (result) {
-                return node;
-            }
-            node = node.parent;
-        }
-        return undefined;
-    }
-    ts.findAncestor = findAncestor;
-    function isParseTreeNode(node) {
-        return (node.flags & 8) === 0;
-    }
-    ts.isParseTreeNode = isParseTreeNode;
-    function getParseTreeNode(node, nodeTest) {
-        if (node === undefined || isParseTreeNode(node)) {
-            return node;
-        }
-        node = node.original;
-        while (node) {
-            if (isParseTreeNode(node)) {
-                return !nodeTest || nodeTest(node) ? node : undefined;
-            }
-            node = node.original;
-        }
-    }
-    ts.getParseTreeNode = getParseTreeNode;
-    function escapeLeadingUnderscores(identifier) {
-        return (identifier.length >= 2 && identifier.charCodeAt(0) === 95 && identifier.charCodeAt(1) === 95 ? "_" + identifier : identifier);
-    }
-    ts.escapeLeadingUnderscores = escapeLeadingUnderscores;
-    function unescapeLeadingUnderscores(identifier) {
-        var id = identifier;
-        return id.length >= 3 && id.charCodeAt(0) === 95 && id.charCodeAt(1) === 95 && id.charCodeAt(2) === 95 ? id.substr(1) : id;
-    }
-    ts.unescapeLeadingUnderscores = unescapeLeadingUnderscores;
-    function idText(identifierOrPrivateName) {
-        return unescapeLeadingUnderscores(identifierOrPrivateName.escapedText);
-    }
-    ts.idText = idText;
-    function symbolName(symbol) {
-        if (symbol.valueDeclaration && isPrivateIdentifierPropertyDeclaration(symbol.valueDeclaration)) {
-            return idText(symbol.valueDeclaration.name);
-        }
-        return unescapeLeadingUnderscores(symbol.escapedName);
-    }
-    ts.symbolName = symbolName;
-    function nameForNamelessJSDocTypedef(declaration) {
-        var hostNode = declaration.parent.parent;
-        if (!hostNode) {
-            return undefined;
-        }
-        if (isDeclaration(hostNode)) {
-            return getDeclarationIdentifier(hostNode);
-        }
-        switch (hostNode.kind) {
-            case 232:
-                if (hostNode.declarationList && hostNode.declarationList.declarations[0]) {
-                    return getDeclarationIdentifier(hostNode.declarationList.declarations[0]);
-                }
-                break;
-            case 233:
-                var expr = hostNode.expression;
-                if (expr.kind === 216 && expr.operatorToken.kind === 62) {
-                    expr = expr.left;
-                }
-                switch (expr.kind) {
-                    case 201:
-                        return expr.name;
-                    case 202:
-                        var arg = expr.argumentExpression;
-                        if (ts.isIdentifier(arg)) {
-                            return arg;
-                        }
-                }
-                break;
-            case 207: {
-                return getDeclarationIdentifier(hostNode.expression);
-            }
-            case 245: {
-                if (isDeclaration(hostNode.statement) || isExpression(hostNode.statement)) {
-                    return getDeclarationIdentifier(hostNode.statement);
-                }
-                break;
-            }
-        }
-    }
-    function getDeclarationIdentifier(node) {
-        var name = getNameOfDeclaration(node);
-        return name && ts.isIdentifier(name) ? name : undefined;
-    }
-    function nodeHasName(statement, name) {
-        if (isNamedDeclaration(statement) && ts.isIdentifier(statement.name) && idText(statement.name) === idText(name)) {
-            return true;
-        }
-        if (ts.isVariableStatement(statement) && ts.some(statement.declarationList.declarations, function (d) { return nodeHasName(d, name); })) {
-            return true;
-        }
-        return false;
-    }
-    ts.nodeHasName = nodeHasName;
-    function getNameOfJSDocTypedef(declaration) {
-        return declaration.name || nameForNamelessJSDocTypedef(declaration);
-    }
-    ts.getNameOfJSDocTypedef = getNameOfJSDocTypedef;
-    function isNamedDeclaration(node) {
-        return !!node.name;
-    }
-    ts.isNamedDeclaration = isNamedDeclaration;
-    function getNonAssignedNameOfDeclaration(declaration) {
-        switch (declaration.kind) {
-            case 78:
-                return declaration;
-            case 333:
-            case 326: {
-                var name = declaration.name;
-                if (name.kind === 157) {
-                    return name.right;
-                }
-                break;
-            }
-            case 203:
-            case 216: {
-                var expr_1 = declaration;
-                switch (ts.getAssignmentDeclarationKind(expr_1)) {
-                    case 1:
-                    case 4:
-                    case 5:
-                    case 3:
-                        return ts.getElementOrPropertyAccessArgumentExpressionOrName(expr_1.left);
-                    case 7:
-                    case 8:
-                    case 9:
-                        return expr_1.arguments[1];
-                    default:
-                        return undefined;
-                }
-            }
-            case 331:
-                return getNameOfJSDocTypedef(declaration);
-            case 325:
-                return nameForNamelessJSDocTypedef(declaration);
-            case 266: {
-                var expression = declaration.expression;
-                return ts.isIdentifier(expression) ? expression : undefined;
-            }
-            case 202:
-                var expr = declaration;
-                if (ts.isBindableStaticElementAccessExpression(expr)) {
-                    return expr.argumentExpression;
-                }
-        }
-        return declaration.name;
-    }
-    ts.getNonAssignedNameOfDeclaration = getNonAssignedNameOfDeclaration;
-    function getNameOfDeclaration(declaration) {
-        if (declaration === undefined)
-            return undefined;
-        return getNonAssignedNameOfDeclaration(declaration) ||
-            (ts.isFunctionExpression(declaration) || ts.isClassExpression(declaration) ? getAssignedName(declaration) : undefined);
-    }
-    ts.getNameOfDeclaration = getNameOfDeclaration;
-    function getAssignedName(node) {
-        if (!node.parent) {
-            return undefined;
-        }
-        else if (ts.isPropertyAssignment(node.parent) || ts.isBindingElement(node.parent)) {
-            return node.parent.name;
-        }
-        else if (ts.isBinaryExpression(node.parent) && node === node.parent.right) {
-            if (ts.isIdentifier(node.parent.left)) {
-                return node.parent.left;
-            }
-            else if (ts.isAccessExpression(node.parent.left)) {
-                return ts.getElementOrPropertyAccessArgumentExpressionOrName(node.parent.left);
-            }
-        }
-        else if (ts.isVariableDeclaration(node.parent) && ts.isIdentifier(node.parent.name)) {
-            return node.parent.name;
-        }
-    }
-    ts.getAssignedName = getAssignedName;
-    function getJSDocParameterTagsWorker(param, noCache) {
-        if (param.name) {
-            if (ts.isIdentifier(param.name)) {
-                var name_1 = param.name.escapedText;
-                return getJSDocTagsWorker(param.parent, noCache).filter(function (tag) { return ts.isJSDocParameterTag(tag) && ts.isIdentifier(tag.name) && tag.name.escapedText === name_1; });
-            }
-            else {
-                var i = param.parent.parameters.indexOf(param);
-                ts.Debug.assert(i > -1, "Parameters should always be in their parents' parameter list");
-                var paramTags = getJSDocTagsWorker(param.parent, noCache).filter(ts.isJSDocParameterTag);
-                if (i < paramTags.length) {
-                    return [paramTags[i]];
-                }
-            }
-        }
-        return ts.emptyArray;
-    }
-    function getJSDocParameterTags(param) {
-        return getJSDocParameterTagsWorker(param, false);
-    }
-    ts.getJSDocParameterTags = getJSDocParameterTags;
-    function getJSDocParameterTagsNoCache(param) {
-        return getJSDocParameterTagsWorker(param, true);
-    }
-    ts.getJSDocParameterTagsNoCache = getJSDocParameterTagsNoCache;
-    function getJSDocTypeParameterTagsWorker(param, noCache) {
-        var name = param.name.escapedText;
-        return getJSDocTagsWorker(param.parent, noCache).filter(function (tag) {
-            return ts.isJSDocTemplateTag(tag) && tag.typeParameters.some(function (tp) { return tp.name.escapedText === name; });
-        });
-    }
-    function getJSDocTypeParameterTags(param) {
-        return getJSDocTypeParameterTagsWorker(param, false);
-    }
-    ts.getJSDocTypeParameterTags = getJSDocTypeParameterTags;
-    function getJSDocTypeParameterTagsNoCache(param) {
-        return getJSDocTypeParameterTagsWorker(param, true);
-    }
-    ts.getJSDocTypeParameterTagsNoCache = getJSDocTypeParameterTagsNoCache;
-    function hasJSDocParameterTags(node) {
-        return !!getFirstJSDocTag(node, ts.isJSDocParameterTag);
-    }
-    ts.hasJSDocParameterTags = hasJSDocParameterTags;
-    function getJSDocAugmentsTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocAugmentsTag);
-    }
-    ts.getJSDocAugmentsTag = getJSDocAugmentsTag;
-    function getJSDocImplementsTags(node) {
-        return getAllJSDocTags(node, ts.isJSDocImplementsTag);
-    }
-    ts.getJSDocImplementsTags = getJSDocImplementsTags;
-    function getJSDocClassTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocClassTag);
-    }
-    ts.getJSDocClassTag = getJSDocClassTag;
-    function getJSDocPublicTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocPublicTag);
-    }
-    ts.getJSDocPublicTag = getJSDocPublicTag;
-    function getJSDocPublicTagNoCache(node) {
-        return getFirstJSDocTag(node, ts.isJSDocPublicTag, true);
-    }
-    ts.getJSDocPublicTagNoCache = getJSDocPublicTagNoCache;
-    function getJSDocPrivateTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocPrivateTag);
-    }
-    ts.getJSDocPrivateTag = getJSDocPrivateTag;
-    function getJSDocPrivateTagNoCache(node) {
-        return getFirstJSDocTag(node, ts.isJSDocPrivateTag, true);
-    }
-    ts.getJSDocPrivateTagNoCache = getJSDocPrivateTagNoCache;
-    function getJSDocProtectedTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocProtectedTag);
-    }
-    ts.getJSDocProtectedTag = getJSDocProtectedTag;
-    function getJSDocProtectedTagNoCache(node) {
-        return getFirstJSDocTag(node, ts.isJSDocProtectedTag, true);
-    }
-    ts.getJSDocProtectedTagNoCache = getJSDocProtectedTagNoCache;
-    function getJSDocReadonlyTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocReadonlyTag);
-    }
-    ts.getJSDocReadonlyTag = getJSDocReadonlyTag;
-    function getJSDocReadonlyTagNoCache(node) {
-        return getFirstJSDocTag(node, ts.isJSDocReadonlyTag, true);
-    }
-    ts.getJSDocReadonlyTagNoCache = getJSDocReadonlyTagNoCache;
-    function getJSDocDeprecatedTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocDeprecatedTag);
-    }
-    ts.getJSDocDeprecatedTag = getJSDocDeprecatedTag;
-    function getJSDocDeprecatedTagNoCache(node) {
-        return getFirstJSDocTag(node, ts.isJSDocDeprecatedTag, true);
-    }
-    ts.getJSDocDeprecatedTagNoCache = getJSDocDeprecatedTagNoCache;
-    function getJSDocEnumTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocEnumTag);
-    }
-    ts.getJSDocEnumTag = getJSDocEnumTag;
-    function getJSDocThisTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocThisTag);
-    }
-    ts.getJSDocThisTag = getJSDocThisTag;
-    function getJSDocReturnTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocReturnTag);
-    }
-    ts.getJSDocReturnTag = getJSDocReturnTag;
-    function getJSDocTemplateTag(node) {
-        return getFirstJSDocTag(node, ts.isJSDocTemplateTag);
-    }
-    ts.getJSDocTemplateTag = getJSDocTemplateTag;
-    function getJSDocTypeTag(node) {
-        var tag = getFirstJSDocTag(node, ts.isJSDocTypeTag);
-        if (tag && tag.typeExpression && tag.typeExpression.type) {
-            return tag;
-        }
-        return undefined;
-    }
-    ts.getJSDocTypeTag = getJSDocTypeTag;
-    function getJSDocType(node) {
-        var tag = getFirstJSDocTag(node, ts.isJSDocTypeTag);
-        if (!tag && ts.isParameter(node)) {
-            tag = ts.find(getJSDocParameterTags(node), function (tag) { return !!tag.typeExpression; });
-        }
-        return tag && tag.typeExpression && tag.typeExpression.type;
-    }
-    ts.getJSDocType = getJSDocType;
-    function getJSDocReturnType(node) {
-        var returnTag = getJSDocReturnTag(node);
-        if (returnTag && returnTag.typeExpression) {
-            return returnTag.typeExpression.type;
-        }
-        var typeTag = getJSDocTypeTag(node);
-        if (typeTag && typeTag.typeExpression) {
-            var type = typeTag.typeExpression.type;
-            if (ts.isTypeLiteralNode(type)) {
-                var sig = ts.find(type.members, ts.isCallSignatureDeclaration);
-                return sig && sig.type;
-            }
-            if (ts.isFunctionTypeNode(type) || ts.isJSDocFunctionType(type)) {
-                return type.type;
-            }
-        }
-    }
-    ts.getJSDocReturnType = getJSDocReturnType;
-    function getJSDocTagsWorker(node, noCache) {
-        var tags = node.jsDocCache;
-        if (tags === undefined || noCache) {
-            var comments = ts.getJSDocCommentsAndTags(node, noCache);
-            ts.Debug.assert(comments.length < 2 || comments[0] !== comments[1]);
-            tags = ts.flatMap(comments, function (j) { return ts.isJSDoc(j) ? j.tags : j; });
-            if (!noCache) {
-                node.jsDocCache = tags;
-            }
-        }
-        return tags;
-    }
-    function getJSDocTags(node) {
-        return getJSDocTagsWorker(node, false);
-    }
-    ts.getJSDocTags = getJSDocTags;
-    function getJSDocTagsNoCache(node) {
-        return getJSDocTagsWorker(node, true);
-    }
-    ts.getJSDocTagsNoCache = getJSDocTagsNoCache;
-    function getFirstJSDocTag(node, predicate, noCache) {
-        return ts.find(getJSDocTagsWorker(node, noCache), predicate);
-    }
-    function getAllJSDocTags(node, predicate) {
-        return getJSDocTags(node).filter(predicate);
-    }
-    ts.getAllJSDocTags = getAllJSDocTags;
-    function getAllJSDocTagsOfKind(node, kind) {
-        return getJSDocTags(node).filter(function (doc) { return doc.kind === kind; });
-    }
-    ts.getAllJSDocTagsOfKind = getAllJSDocTagsOfKind;
-    function getEffectiveTypeParameterDeclarations(node) {
-        if (ts.isJSDocSignature(node)) {
-            return ts.emptyArray;
-        }
-        if (ts.isJSDocTypeAlias(node)) {
-            ts.Debug.assert(node.parent.kind === 311);
-            return ts.flatMap(node.parent.tags, function (tag) { return ts.isJSDocTemplateTag(tag) ? tag.typeParameters : undefined; });
-        }
-        if (node.typeParameters) {
-            return node.typeParameters;
-        }
-        if (ts.isInJSFile(node)) {
-            var decls = ts.getJSDocTypeParameterDeclarations(node);
-            if (decls.length) {
-                return decls;
-            }
-            var typeTag = getJSDocType(node);
-            if (typeTag && ts.isFunctionTypeNode(typeTag) && typeTag.typeParameters) {
-                return typeTag.typeParameters;
-            }
-        }
-        return ts.emptyArray;
-    }
-    ts.getEffectiveTypeParameterDeclarations = getEffectiveTypeParameterDeclarations;
-    function getEffectiveConstraintOfTypeParameter(node) {
-        return node.constraint ? node.constraint :
-            ts.isJSDocTemplateTag(node.parent) && node === node.parent.typeParameters[0] ? node.parent.constraint :
-                undefined;
-    }
-    ts.getEffectiveConstraintOfTypeParameter = getEffectiveConstraintOfTypeParameter;
-    function isIdentifierOrPrivateIdentifier(node) {
-        return node.kind === 78 || node.kind === 79;
-    }
-    ts.isIdentifierOrPrivateIdentifier = isIdentifierOrPrivateIdentifier;
-    function isGetOrSetAccessorDeclaration(node) {
-        return node.kind === 168 || node.kind === 167;
-    }
-    ts.isGetOrSetAccessorDeclaration = isGetOrSetAccessorDeclaration;
-    function isPropertyAccessChain(node) {
-        return ts.isPropertyAccessExpression(node) && !!(node.flags & 32);
-    }
-    ts.isPropertyAccessChain = isPropertyAccessChain;
-    function isElementAccessChain(node) {
-        return ts.isElementAccessExpression(node) && !!(node.flags & 32);
-    }
-    ts.isElementAccessChain = isElementAccessChain;
-    function isCallChain(node) {
-        return ts.isCallExpression(node) && !!(node.flags & 32);
-    }
-    ts.isCallChain = isCallChain;
-    function isOptionalChain(node) {
-        var kind = node.kind;
-        return !!(node.flags & 32) &&
-            (kind === 201
-                || kind === 202
-                || kind === 203
-                || kind === 225);
-    }
-    ts.isOptionalChain = isOptionalChain;
-    function isOptionalChainRoot(node) {
-        return isOptionalChain(node) && !ts.isNonNullExpression(node) && !!node.questionDotToken;
-    }
-    ts.isOptionalChainRoot = isOptionalChainRoot;
-    function isExpressionOfOptionalChainRoot(node) {
-        return isOptionalChainRoot(node.parent) && node.parent.expression === node;
-    }
-    ts.isExpressionOfOptionalChainRoot = isExpressionOfOptionalChainRoot;
-    function isOutermostOptionalChain(node) {
-        return !isOptionalChain(node.parent)
-            || isOptionalChainRoot(node.parent)
-            || node !== node.parent.expression;
-    }
-    ts.isOutermostOptionalChain = isOutermostOptionalChain;
-    function isNullishCoalesce(node) {
-        return node.kind === 216 && node.operatorToken.kind === 60;
-    }
-    ts.isNullishCoalesce = isNullishCoalesce;
-    function isConstTypeReference(node) {
-        return ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) &&
-            node.typeName.escapedText === "const" && !node.typeArguments;
-    }
-    ts.isConstTypeReference = isConstTypeReference;
-    function skipPartiallyEmittedExpressions(node) {
-        return ts.skipOuterExpressions(node, 8);
-    }
-    ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions;
-    function isNonNullChain(node) {
-        return ts.isNonNullExpression(node) && !!(node.flags & 32);
-    }
-    ts.isNonNullChain = isNonNullChain;
-    function isBreakOrContinueStatement(node) {
-        return node.kind === 241 || node.kind === 240;
-    }
-    ts.isBreakOrContinueStatement = isBreakOrContinueStatement;
-    function isNamedExportBindings(node) {
-        return node.kind === 269 || node.kind === 268;
-    }
-    ts.isNamedExportBindings = isNamedExportBindings;
-    function isUnparsedTextLike(node) {
-        switch (node.kind) {
-            case 294:
-            case 295:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isUnparsedTextLike = isUnparsedTextLike;
-    function isUnparsedNode(node) {
-        return isUnparsedTextLike(node) ||
-            node.kind === 292 ||
-            node.kind === 296;
-    }
-    ts.isUnparsedNode = isUnparsedNode;
-    function isJSDocPropertyLikeTag(node) {
-        return node.kind === 333 || node.kind === 326;
-    }
-    ts.isJSDocPropertyLikeTag = isJSDocPropertyLikeTag;
-    function isNode(node) {
-        return isNodeKind(node.kind);
-    }
-    ts.isNode = isNode;
-    function isNodeKind(kind) {
-        return kind >= 157;
-    }
-    ts.isNodeKind = isNodeKind;
-    function isToken(n) {
-        return n.kind >= 0 && n.kind <= 156;
-    }
-    ts.isToken = isToken;
-    function isNodeArray(array) {
-        return array.hasOwnProperty("pos") && array.hasOwnProperty("end");
-    }
-    ts.isNodeArray = isNodeArray;
-    function isLiteralKind(kind) {
-        return 8 <= kind && kind <= 14;
-    }
-    ts.isLiteralKind = isLiteralKind;
-    function isLiteralExpression(node) {
-        return isLiteralKind(node.kind);
-    }
-    ts.isLiteralExpression = isLiteralExpression;
-    function isTemplateLiteralKind(kind) {
-        return 14 <= kind && kind <= 17;
-    }
-    ts.isTemplateLiteralKind = isTemplateLiteralKind;
-    function isTemplateLiteralToken(node) {
-        return isTemplateLiteralKind(node.kind);
-    }
-    ts.isTemplateLiteralToken = isTemplateLiteralToken;
-    function isTemplateMiddleOrTemplateTail(node) {
-        var kind = node.kind;
-        return kind === 16
-            || kind === 17;
-    }
-    ts.isTemplateMiddleOrTemplateTail = isTemplateMiddleOrTemplateTail;
-    function isImportOrExportSpecifier(node) {
-        return ts.isImportSpecifier(node) || ts.isExportSpecifier(node);
-    }
-    ts.isImportOrExportSpecifier = isImportOrExportSpecifier;
-    function isTypeOnlyImportOrExportDeclaration(node) {
-        switch (node.kind) {
-            case 265:
-            case 270:
-                return node.parent.parent.isTypeOnly;
-            case 263:
-                return node.parent.isTypeOnly;
-            case 262:
-                return node.isTypeOnly;
-            default:
-                return false;
-        }
-    }
-    ts.isTypeOnlyImportOrExportDeclaration = isTypeOnlyImportOrExportDeclaration;
-    function isStringTextContainingNode(node) {
-        return node.kind === 10 || isTemplateLiteralKind(node.kind);
-    }
-    ts.isStringTextContainingNode = isStringTextContainingNode;
-    function isGeneratedIdentifier(node) {
-        return ts.isIdentifier(node) && (node.autoGenerateFlags & 7) > 0;
-    }
-    ts.isGeneratedIdentifier = isGeneratedIdentifier;
-    function isPrivateIdentifierPropertyDeclaration(node) {
-        return ts.isPropertyDeclaration(node) && ts.isPrivateIdentifier(node.name);
-    }
-    ts.isPrivateIdentifierPropertyDeclaration = isPrivateIdentifierPropertyDeclaration;
-    function isPrivateIdentifierPropertyAccessExpression(node) {
-        return ts.isPropertyAccessExpression(node) && ts.isPrivateIdentifier(node.name);
-    }
-    ts.isPrivateIdentifierPropertyAccessExpression = isPrivateIdentifierPropertyAccessExpression;
-    function isModifierKind(token) {
-        switch (token) {
-            case 125:
-            case 129:
-            case 84:
-            case 133:
-            case 87:
-            case 92:
-            case 122:
-            case 120:
-            case 121:
-            case 142:
-            case 123:
-                return true;
-        }
-        return false;
-    }
-    ts.isModifierKind = isModifierKind;
-    function isParameterPropertyModifier(kind) {
-        return !!(ts.modifierToFlag(kind) & 92);
-    }
-    ts.isParameterPropertyModifier = isParameterPropertyModifier;
-    function isClassMemberModifier(idToken) {
-        return isParameterPropertyModifier(idToken) || idToken === 123;
-    }
-    ts.isClassMemberModifier = isClassMemberModifier;
-    function isModifier(node) {
-        return isModifierKind(node.kind);
-    }
-    ts.isModifier = isModifier;
-    function isEntityName(node) {
-        var kind = node.kind;
-        return kind === 157
-            || kind === 78;
-    }
-    ts.isEntityName = isEntityName;
-    function isPropertyName(node) {
-        var kind = node.kind;
-        return kind === 78
-            || kind === 79
-            || kind === 10
-            || kind === 8
-            || kind === 158;
-    }
-    ts.isPropertyName = isPropertyName;
-    function isBindingName(node) {
-        var kind = node.kind;
-        return kind === 78
-            || kind === 196
-            || kind === 197;
-    }
-    ts.isBindingName = isBindingName;
-    function isFunctionLike(node) {
-        return node && isFunctionLikeKind(node.kind);
-    }
-    ts.isFunctionLike = isFunctionLike;
-    function isFunctionLikeDeclaration(node) {
-        return node && isFunctionLikeDeclarationKind(node.kind);
-    }
-    ts.isFunctionLikeDeclaration = isFunctionLikeDeclaration;
-    function isFunctionLikeDeclarationKind(kind) {
-        switch (kind) {
-            case 251:
-            case 165:
-            case 166:
-            case 167:
-            case 168:
-            case 208:
-            case 209:
-                return true;
-            default:
-                return false;
-        }
-    }
-    function isFunctionLikeKind(kind) {
-        switch (kind) {
-            case 164:
-            case 169:
-            case 313:
-            case 170:
-            case 171:
-            case 174:
-            case 308:
-            case 175:
-                return true;
-            default:
-                return isFunctionLikeDeclarationKind(kind);
-        }
-    }
-    ts.isFunctionLikeKind = isFunctionLikeKind;
-    function isFunctionOrModuleBlock(node) {
-        return ts.isSourceFile(node) || ts.isModuleBlock(node) || ts.isBlock(node) && isFunctionLike(node.parent);
-    }
-    ts.isFunctionOrModuleBlock = isFunctionOrModuleBlock;
-    function isClassElement(node) {
-        var kind = node.kind;
-        return kind === 166
-            || kind === 163
-            || kind === 165
-            || kind === 167
-            || kind === 168
-            || kind === 171
-            || kind === 229;
-    }
-    ts.isClassElement = isClassElement;
-    function isClassLike(node) {
-        return node && (node.kind === 252 || node.kind === 221);
-    }
-    ts.isClassLike = isClassLike;
-    function isAccessor(node) {
-        return node && (node.kind === 167 || node.kind === 168);
-    }
-    ts.isAccessor = isAccessor;
-    function isMethodOrAccessor(node) {
-        switch (node.kind) {
-            case 165:
-            case 167:
-            case 168:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isMethodOrAccessor = isMethodOrAccessor;
-    function isTypeElement(node) {
-        var kind = node.kind;
-        return kind === 170
-            || kind === 169
-            || kind === 162
-            || kind === 164
-            || kind === 171;
-    }
-    ts.isTypeElement = isTypeElement;
-    function isClassOrTypeElement(node) {
-        return isTypeElement(node) || isClassElement(node);
-    }
-    ts.isClassOrTypeElement = isClassOrTypeElement;
-    function isObjectLiteralElementLike(node) {
-        var kind = node.kind;
-        return kind === 288
-            || kind === 289
-            || kind === 290
-            || kind === 165
-            || kind === 167
-            || kind === 168;
-    }
-    ts.isObjectLiteralElementLike = isObjectLiteralElementLike;
-    function isTypeNode(node) {
-        return ts.isTypeNodeKind(node.kind);
-    }
-    ts.isTypeNode = isTypeNode;
-    function isFunctionOrConstructorTypeNode(node) {
-        switch (node.kind) {
-            case 174:
-            case 175:
-                return true;
-        }
-        return false;
-    }
-    ts.isFunctionOrConstructorTypeNode = isFunctionOrConstructorTypeNode;
-    function isBindingPattern(node) {
-        if (node) {
-            var kind = node.kind;
-            return kind === 197
-                || kind === 196;
-        }
-        return false;
-    }
-    ts.isBindingPattern = isBindingPattern;
-    function isAssignmentPattern(node) {
-        var kind = node.kind;
-        return kind === 199
-            || kind === 200;
-    }
-    ts.isAssignmentPattern = isAssignmentPattern;
-    function isArrayBindingElement(node) {
-        var kind = node.kind;
-        return kind === 198
-            || kind === 222;
-    }
-    ts.isArrayBindingElement = isArrayBindingElement;
-    function isDeclarationBindingElement(bindingElement) {
-        switch (bindingElement.kind) {
-            case 249:
-            case 160:
-            case 198:
-                return true;
-        }
-        return false;
-    }
-    ts.isDeclarationBindingElement = isDeclarationBindingElement;
-    function isBindingOrAssignmentPattern(node) {
-        return isObjectBindingOrAssignmentPattern(node)
-            || isArrayBindingOrAssignmentPattern(node);
-    }
-    ts.isBindingOrAssignmentPattern = isBindingOrAssignmentPattern;
-    function isObjectBindingOrAssignmentPattern(node) {
-        switch (node.kind) {
-            case 196:
-            case 200:
-                return true;
-        }
-        return false;
-    }
-    ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern;
-    function isArrayBindingOrAssignmentPattern(node) {
-        switch (node.kind) {
-            case 197:
-            case 199:
-                return true;
-        }
-        return false;
-    }
-    ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern;
-    function isPropertyAccessOrQualifiedNameOrImportTypeNode(node) {
-        var kind = node.kind;
-        return kind === 201
-            || kind === 157
-            || kind === 195;
-    }
-    ts.isPropertyAccessOrQualifiedNameOrImportTypeNode = isPropertyAccessOrQualifiedNameOrImportTypeNode;
-    function isPropertyAccessOrQualifiedName(node) {
-        var kind = node.kind;
-        return kind === 201
-            || kind === 157;
-    }
-    ts.isPropertyAccessOrQualifiedName = isPropertyAccessOrQualifiedName;
-    function isCallLikeExpression(node) {
-        switch (node.kind) {
-            case 275:
-            case 274:
-            case 203:
-            case 204:
-            case 205:
-            case 161:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isCallLikeExpression = isCallLikeExpression;
-    function isCallOrNewExpression(node) {
-        return node.kind === 203 || node.kind === 204;
-    }
-    ts.isCallOrNewExpression = isCallOrNewExpression;
-    function isTemplateLiteral(node) {
-        var kind = node.kind;
-        return kind === 218
-            || kind === 14;
-    }
-    ts.isTemplateLiteral = isTemplateLiteral;
-    function isLeftHandSideExpression(node) {
-        return isLeftHandSideExpressionKind(skipPartiallyEmittedExpressions(node).kind);
-    }
-    ts.isLeftHandSideExpression = isLeftHandSideExpression;
-    function isLeftHandSideExpressionKind(kind) {
-        switch (kind) {
-            case 201:
-            case 202:
-            case 204:
-            case 203:
-            case 273:
-            case 274:
-            case 277:
-            case 205:
-            case 199:
-            case 207:
-            case 200:
-            case 221:
-            case 208:
-            case 78:
-            case 13:
-            case 8:
-            case 9:
-            case 10:
-            case 14:
-            case 218:
-            case 94:
-            case 103:
-            case 107:
-            case 109:
-            case 105:
-            case 225:
-            case 226:
-            case 99:
-                return true;
-            default:
-                return false;
-        }
-    }
-    function isUnaryExpression(node) {
-        return isUnaryExpressionKind(skipPartiallyEmittedExpressions(node).kind);
-    }
-    ts.isUnaryExpression = isUnaryExpression;
-    function isUnaryExpressionKind(kind) {
-        switch (kind) {
-            case 214:
-            case 215:
-            case 210:
-            case 211:
-            case 212:
-            case 213:
-            case 206:
-                return true;
-            default:
-                return isLeftHandSideExpressionKind(kind);
-        }
-    }
-    function isUnaryExpressionWithWrite(expr) {
-        switch (expr.kind) {
-            case 215:
-                return true;
-            case 214:
-                return expr.operator === 45 ||
-                    expr.operator === 46;
-            default:
-                return false;
-        }
-    }
-    ts.isUnaryExpressionWithWrite = isUnaryExpressionWithWrite;
-    function isExpression(node) {
-        return isExpressionKind(skipPartiallyEmittedExpressions(node).kind);
-    }
-    ts.isExpression = isExpression;
-    function isExpressionKind(kind) {
-        switch (kind) {
-            case 217:
-            case 219:
-            case 209:
-            case 216:
-            case 220:
-            case 224:
-            case 222:
-            case 337:
-            case 336:
-                return true;
-            default:
-                return isUnaryExpressionKind(kind);
-        }
-    }
-    function isAssertionExpression(node) {
-        var kind = node.kind;
-        return kind === 206
-            || kind === 224;
-    }
-    ts.isAssertionExpression = isAssertionExpression;
-    function isNotEmittedOrPartiallyEmittedNode(node) {
-        return ts.isNotEmittedStatement(node)
-            || ts.isPartiallyEmittedExpression(node);
-    }
-    ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode;
-    function isIterationStatement(node, lookInLabeledStatements) {
-        switch (node.kind) {
-            case 237:
-            case 238:
-            case 239:
-            case 235:
-            case 236:
-                return true;
-            case 245:
-                return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements);
-        }
-        return false;
-    }
-    ts.isIterationStatement = isIterationStatement;
-    function isScopeMarker(node) {
-        return ts.isExportAssignment(node) || ts.isExportDeclaration(node);
-    }
-    ts.isScopeMarker = isScopeMarker;
-    function hasScopeMarker(statements) {
-        return ts.some(statements, isScopeMarker);
-    }
-    ts.hasScopeMarker = hasScopeMarker;
-    function needsScopeMarker(result) {
-        return !ts.isAnyImportOrReExport(result) && !ts.isExportAssignment(result) && !ts.hasSyntacticModifier(result, 1) && !ts.isAmbientModule(result);
-    }
-    ts.needsScopeMarker = needsScopeMarker;
-    function isExternalModuleIndicator(result) {
-        return ts.isAnyImportOrReExport(result) || ts.isExportAssignment(result) || ts.hasSyntacticModifier(result, 1);
-    }
-    ts.isExternalModuleIndicator = isExternalModuleIndicator;
-    function isForInOrOfStatement(node) {
-        return node.kind === 238 || node.kind === 239;
-    }
-    ts.isForInOrOfStatement = isForInOrOfStatement;
-    function isConciseBody(node) {
-        return ts.isBlock(node)
-            || isExpression(node);
-    }
-    ts.isConciseBody = isConciseBody;
-    function isFunctionBody(node) {
-        return ts.isBlock(node);
-    }
-    ts.isFunctionBody = isFunctionBody;
-    function isForInitializer(node) {
-        return ts.isVariableDeclarationList(node)
-            || isExpression(node);
-    }
-    ts.isForInitializer = isForInitializer;
-    function isModuleBody(node) {
-        var kind = node.kind;
-        return kind === 257
-            || kind === 256
-            || kind === 78;
-    }
-    ts.isModuleBody = isModuleBody;
-    function isNamespaceBody(node) {
-        var kind = node.kind;
-        return kind === 257
-            || kind === 256;
-    }
-    ts.isNamespaceBody = isNamespaceBody;
-    function isJSDocNamespaceBody(node) {
-        var kind = node.kind;
-        return kind === 78
-            || kind === 256;
-    }
-    ts.isJSDocNamespaceBody = isJSDocNamespaceBody;
-    function isNamedImportBindings(node) {
-        var kind = node.kind;
-        return kind === 264
-            || kind === 263;
-    }
-    ts.isNamedImportBindings = isNamedImportBindings;
-    function isModuleOrEnumDeclaration(node) {
-        return node.kind === 256 || node.kind === 255;
-    }
-    ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration;
-    function isDeclarationKind(kind) {
-        return kind === 209
-            || kind === 198
-            || kind === 252
-            || kind === 221
-            || kind === 166
-            || kind === 255
-            || kind === 291
-            || kind === 270
-            || kind === 251
-            || kind === 208
-            || kind === 167
-            || kind === 262
-            || kind === 260
-            || kind === 265
-            || kind === 253
-            || kind === 280
-            || kind === 165
-            || kind === 164
-            || kind === 256
-            || kind === 259
-            || kind === 263
-            || kind === 269
-            || kind === 160
-            || kind === 288
-            || kind === 163
-            || kind === 162
-            || kind === 168
-            || kind === 289
-            || kind === 254
-            || kind === 159
-            || kind === 249
-            || kind === 331
-            || kind === 324
-            || kind === 333;
-    }
-    function isDeclarationStatementKind(kind) {
-        return kind === 251
-            || kind === 271
-            || kind === 252
-            || kind === 253
-            || kind === 254
-            || kind === 255
-            || kind === 256
-            || kind === 261
-            || kind === 260
-            || kind === 267
-            || kind === 266
-            || kind === 259;
-    }
-    function isStatementKindButNotDeclarationKind(kind) {
-        return kind === 241
-            || kind === 240
-            || kind === 248
-            || kind === 235
-            || kind === 233
-            || kind === 231
-            || kind === 238
-            || kind === 239
-            || kind === 237
-            || kind === 234
-            || kind === 245
-            || kind === 242
-            || kind === 244
-            || kind === 246
-            || kind === 247
-            || kind === 232
-            || kind === 236
-            || kind === 243
-            || kind === 335
-            || kind === 339
-            || kind === 338;
-    }
-    function isDeclaration(node) {
-        if (node.kind === 159) {
-            return (node.parent && node.parent.kind !== 330) || ts.isInJSFile(node);
-        }
-        return isDeclarationKind(node.kind);
-    }
-    ts.isDeclaration = isDeclaration;
-    function isDeclarationStatement(node) {
-        return isDeclarationStatementKind(node.kind);
-    }
-    ts.isDeclarationStatement = isDeclarationStatement;
-    function isStatementButNotDeclaration(node) {
-        return isStatementKindButNotDeclarationKind(node.kind);
-    }
-    ts.isStatementButNotDeclaration = isStatementButNotDeclaration;
-    function isStatement(node) {
-        var kind = node.kind;
-        return isStatementKindButNotDeclarationKind(kind)
-            || isDeclarationStatementKind(kind)
-            || isBlockStatement(node);
-    }
-    ts.isStatement = isStatement;
-    function isBlockStatement(node) {
-        if (node.kind !== 230)
-            return false;
-        if (node.parent !== undefined) {
-            if (node.parent.kind === 247 || node.parent.kind === 287) {
-                return false;
-            }
-        }
-        return !ts.isFunctionBlock(node);
-    }
-    function isStatementOrBlock(node) {
-        var kind = node.kind;
-        return isStatementKindButNotDeclarationKind(kind)
-            || isDeclarationStatementKind(kind)
-            || kind === 230;
-    }
-    ts.isStatementOrBlock = isStatementOrBlock;
-    function isModuleReference(node) {
-        var kind = node.kind;
-        return kind === 272
-            || kind === 157
-            || kind === 78;
-    }
-    ts.isModuleReference = isModuleReference;
-    function isJsxTagNameExpression(node) {
-        var kind = node.kind;
-        return kind === 107
-            || kind === 78
-            || kind === 201;
-    }
-    ts.isJsxTagNameExpression = isJsxTagNameExpression;
-    function isJsxChild(node) {
-        var kind = node.kind;
-        return kind === 273
-            || kind === 283
-            || kind === 274
-            || kind === 11
-            || kind === 277;
-    }
-    ts.isJsxChild = isJsxChild;
-    function isJsxAttributeLike(node) {
-        var kind = node.kind;
-        return kind === 280
-            || kind === 282;
-    }
-    ts.isJsxAttributeLike = isJsxAttributeLike;
-    function isStringLiteralOrJsxExpression(node) {
-        var kind = node.kind;
-        return kind === 10
-            || kind === 283;
-    }
-    ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression;
-    function isJsxOpeningLikeElement(node) {
-        var kind = node.kind;
-        return kind === 275
-            || kind === 274;
-    }
-    ts.isJsxOpeningLikeElement = isJsxOpeningLikeElement;
-    function isCaseOrDefaultClause(node) {
-        var kind = node.kind;
-        return kind === 284
-            || kind === 285;
-    }
-    ts.isCaseOrDefaultClause = isCaseOrDefaultClause;
-    function isJSDocNode(node) {
-        return node.kind >= 301 && node.kind <= 333;
-    }
-    ts.isJSDocNode = isJSDocNode;
-    function isJSDocCommentContainingNode(node) {
-        return node.kind === 311 || node.kind === 310 || isJSDocTag(node) || ts.isJSDocTypeLiteral(node) || ts.isJSDocSignature(node);
-    }
-    ts.isJSDocCommentContainingNode = isJSDocCommentContainingNode;
-    function isJSDocTag(node) {
-        return node.kind >= 314 && node.kind <= 333;
-    }
-    ts.isJSDocTag = isJSDocTag;
-    function isSetAccessor(node) {
-        return node.kind === 168;
-    }
-    ts.isSetAccessor = isSetAccessor;
-    function isGetAccessor(node) {
-        return node.kind === 167;
-    }
-    ts.isGetAccessor = isGetAccessor;
-    function hasJSDocNodes(node) {
-        var jsDoc = node.jsDoc;
-        return !!jsDoc && jsDoc.length > 0;
-    }
-    ts.hasJSDocNodes = hasJSDocNodes;
-    function hasType(node) {
-        return !!node.type;
-    }
-    ts.hasType = hasType;
-    function hasInitializer(node) {
-        return !!node.initializer;
-    }
-    ts.hasInitializer = hasInitializer;
-    function hasOnlyExpressionInitializer(node) {
-        switch (node.kind) {
-            case 249:
-            case 160:
-            case 198:
-            case 162:
-            case 163:
-            case 288:
-            case 291:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.hasOnlyExpressionInitializer = hasOnlyExpressionInitializer;
-    function isObjectLiteralElement(node) {
-        return node.kind === 280 || node.kind === 282 || isObjectLiteralElementLike(node);
-    }
-    ts.isObjectLiteralElement = isObjectLiteralElement;
-    function isTypeReferenceType(node) {
-        return node.kind === 173 || node.kind === 223;
-    }
-    ts.isTypeReferenceType = isTypeReferenceType;
-    var MAX_SMI_X86 = 1073741823;
-    function guessIndentation(lines) {
-        var indentation = MAX_SMI_X86;
-        for (var _i = 0, lines_1 = lines; _i < lines_1.length; _i++) {
-            var line = lines_1[_i];
-            if (!line.length) {
-                continue;
-            }
-            var i = 0;
-            for (; i < line.length && i < indentation; i++) {
-                if (!ts.isWhiteSpaceLike(line.charCodeAt(i))) {
-                    break;
-                }
-            }
-            if (i < indentation) {
-                indentation = i;
-            }
-            if (indentation === 0) {
-                return 0;
-            }
-        }
-        return indentation === MAX_SMI_X86 ? undefined : indentation;
-    }
-    ts.guessIndentation = guessIndentation;
-    function isStringLiteralLike(node) {
-        return node.kind === 10 || node.kind === 14;
-    }
-    ts.isStringLiteralLike = isStringLiteralLike;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    ts.resolvingEmptyArray = [];
-    ts.externalHelpersModuleNameText = "tslib";
-    ts.defaultMaximumTruncationLength = 160;
-    ts.noTruncationMaximumTruncationLength = 1000000;
-    function getDeclarationOfKind(symbol, kind) {
-        var declarations = symbol.declarations;
-        if (declarations) {
-            for (var _i = 0, declarations_1 = declarations; _i < declarations_1.length; _i++) {
-                var declaration = declarations_1[_i];
-                if (declaration.kind === kind) {
-                    return declaration;
-                }
-            }
-        }
-        return undefined;
-    }
-    ts.getDeclarationOfKind = getDeclarationOfKind;
-    function createUnderscoreEscapedMap() {
-        return new ts.Map();
-    }
-    ts.createUnderscoreEscapedMap = createUnderscoreEscapedMap;
-    function hasEntries(map) {
-        return !!map && !!map.size;
-    }
-    ts.hasEntries = hasEntries;
-    function createSymbolTable(symbols) {
-        var result = new ts.Map();
-        if (symbols) {
-            for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) {
-                var symbol = symbols_1[_i];
-                result.set(symbol.escapedName, symbol);
-            }
-        }
-        return result;
-    }
-    ts.createSymbolTable = createSymbolTable;
-    function isTransientSymbol(symbol) {
-        return (symbol.flags & 33554432) !== 0;
-    }
-    ts.isTransientSymbol = isTransientSymbol;
-    var stringWriter = createSingleLineStringWriter();
-    function createSingleLineStringWriter() {
-        var str = "";
-        var writeText = function (text) { return str += text; };
-        return {
-            getText: function () { return str; },
-            write: writeText,
-            rawWrite: writeText,
-            writeKeyword: writeText,
-            writeOperator: writeText,
-            writePunctuation: writeText,
-            writeSpace: writeText,
-            writeStringLiteral: writeText,
-            writeLiteral: writeText,
-            writeParameter: writeText,
-            writeProperty: writeText,
-            writeSymbol: function (s, _) { return writeText(s); },
-            writeTrailingSemicolon: writeText,
-            writeComment: writeText,
-            getTextPos: function () { return str.length; },
-            getLine: function () { return 0; },
-            getColumn: function () { return 0; },
-            getIndent: function () { return 0; },
-            isAtStartOfLine: function () { return false; },
-            hasTrailingComment: function () { return false; },
-            hasTrailingWhitespace: function () { return !!str.length && ts.isWhiteSpaceLike(str.charCodeAt(str.length - 1)); },
-            writeLine: function () { return str += " "; },
-            increaseIndent: ts.noop,
-            decreaseIndent: ts.noop,
-            clear: function () { return str = ""; },
-            trackSymbol: ts.noop,
-            reportInaccessibleThisError: ts.noop,
-            reportInaccessibleUniqueSymbolError: ts.noop,
-            reportPrivateInBaseOfClassExpression: ts.noop,
-        };
-    }
-    function changesAffectModuleResolution(oldOptions, newOptions) {
-        return oldOptions.configFilePath !== newOptions.configFilePath ||
-            optionsHaveModuleResolutionChanges(oldOptions, newOptions);
-    }
-    ts.changesAffectModuleResolution = changesAffectModuleResolution;
-    function optionsHaveModuleResolutionChanges(oldOptions, newOptions) {
-        return ts.moduleResolutionOptionDeclarations.some(function (o) {
-            return !isJsonEqual(getCompilerOptionValue(oldOptions, o), getCompilerOptionValue(newOptions, o));
-        });
-    }
-    ts.optionsHaveModuleResolutionChanges = optionsHaveModuleResolutionChanges;
-    function forEachAncestor(node, callback) {
-        while (true) {
-            var res = callback(node);
-            if (res === "quit")
-                return undefined;
-            if (res !== undefined)
-                return res;
-            if (ts.isSourceFile(node))
-                return undefined;
-            node = node.parent;
-        }
-    }
-    ts.forEachAncestor = forEachAncestor;
-    function forEachEntry(map, callback) {
-        var iterator = map.entries();
-        for (var iterResult = iterator.next(); !iterResult.done; iterResult = iterator.next()) {
-            var _a = iterResult.value, key = _a[0], value = _a[1];
-            var result = callback(value, key);
-            if (result) {
-                return result;
-            }
-        }
-        return undefined;
-    }
-    ts.forEachEntry = forEachEntry;
-    function forEachKey(map, callback) {
-        var iterator = map.keys();
-        for (var iterResult = iterator.next(); !iterResult.done; iterResult = iterator.next()) {
-            var result = callback(iterResult.value);
-            if (result) {
-                return result;
-            }
-        }
-        return undefined;
-    }
-    ts.forEachKey = forEachKey;
-    function copyEntries(source, target) {
-        source.forEach(function (value, key) {
-            target.set(key, value);
-        });
-    }
-    ts.copyEntries = copyEntries;
-    function usingSingleLineStringWriter(action) {
-        var oldString = stringWriter.getText();
-        try {
-            action(stringWriter);
-            return stringWriter.getText();
-        }
-        finally {
-            stringWriter.clear();
-            stringWriter.writeKeyword(oldString);
-        }
-    }
-    ts.usingSingleLineStringWriter = usingSingleLineStringWriter;
-    function getFullWidth(node) {
-        return node.end - node.pos;
-    }
-    ts.getFullWidth = getFullWidth;
-    function getResolvedModule(sourceFile, moduleNameText) {
-        return sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules.get(moduleNameText);
-    }
-    ts.getResolvedModule = getResolvedModule;
-    function setResolvedModule(sourceFile, moduleNameText, resolvedModule) {
-        if (!sourceFile.resolvedModules) {
-            sourceFile.resolvedModules = new ts.Map();
-        }
-        sourceFile.resolvedModules.set(moduleNameText, resolvedModule);
-    }
-    ts.setResolvedModule = setResolvedModule;
-    function setResolvedTypeReferenceDirective(sourceFile, typeReferenceDirectiveName, resolvedTypeReferenceDirective) {
-        if (!sourceFile.resolvedTypeReferenceDirectiveNames) {
-            sourceFile.resolvedTypeReferenceDirectiveNames = new ts.Map();
-        }
-        sourceFile.resolvedTypeReferenceDirectiveNames.set(typeReferenceDirectiveName, resolvedTypeReferenceDirective);
-    }
-    ts.setResolvedTypeReferenceDirective = setResolvedTypeReferenceDirective;
-    function projectReferenceIsEqualTo(oldRef, newRef) {
-        return oldRef.path === newRef.path &&
-            !oldRef.prepend === !newRef.prepend &&
-            !oldRef.circular === !newRef.circular;
-    }
-    ts.projectReferenceIsEqualTo = projectReferenceIsEqualTo;
-    function moduleResolutionIsEqualTo(oldResolution, newResolution) {
-        return oldResolution.isExternalLibraryImport === newResolution.isExternalLibraryImport &&
-            oldResolution.extension === newResolution.extension &&
-            oldResolution.resolvedFileName === newResolution.resolvedFileName &&
-            oldResolution.originalPath === newResolution.originalPath &&
-            packageIdIsEqual(oldResolution.packageId, newResolution.packageId);
-    }
-    ts.moduleResolutionIsEqualTo = moduleResolutionIsEqualTo;
-    function packageIdIsEqual(a, b) {
-        return a === b || !!a && !!b && a.name === b.name && a.subModuleName === b.subModuleName && a.version === b.version;
-    }
-    function packageIdToString(_a) {
-        var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
-    }
-    ts.packageIdToString = packageIdToString;
-    function typeDirectiveIsEqualTo(oldResolution, newResolution) {
-        return oldResolution.resolvedFileName === newResolution.resolvedFileName && oldResolution.primary === newResolution.primary;
-    }
-    ts.typeDirectiveIsEqualTo = typeDirectiveIsEqualTo;
-    function hasChangesInResolutions(names, newResolutions, oldResolutions, comparer) {
-        ts.Debug.assert(names.length === newResolutions.length);
-        for (var i = 0; i < names.length; i++) {
-            var newResolution = newResolutions[i];
-            var oldResolution = oldResolutions && oldResolutions.get(names[i]);
-            var changed = oldResolution
-                ? !newResolution || !comparer(oldResolution, newResolution)
-                : newResolution;
-            if (changed) {
-                return true;
-            }
-        }
-        return false;
-    }
-    ts.hasChangesInResolutions = hasChangesInResolutions;
-    function containsParseError(node) {
-        aggregateChildData(node);
-        return (node.flags & 262144) !== 0;
-    }
-    ts.containsParseError = containsParseError;
-    function aggregateChildData(node) {
-        if (!(node.flags & 524288)) {
-            var thisNodeOrAnySubNodesHasError = ((node.flags & 65536) !== 0) ||
-                ts.forEachChild(node, containsParseError);
-            if (thisNodeOrAnySubNodesHasError) {
-                node.flags |= 262144;
-            }
-            node.flags |= 524288;
-        }
-    }
-    function getSourceFileOfNode(node) {
-        while (node && node.kind !== 297) {
-            node = node.parent;
-        }
-        return node;
-    }
-    ts.getSourceFileOfNode = getSourceFileOfNode;
-    function isStatementWithLocals(node) {
-        switch (node.kind) {
-            case 230:
-            case 258:
-            case 237:
-            case 238:
-            case 239:
-                return true;
-        }
-        return false;
-    }
-    ts.isStatementWithLocals = isStatementWithLocals;
-    function getStartPositionOfLine(line, sourceFile) {
-        ts.Debug.assert(line >= 0);
-        return ts.getLineStarts(sourceFile)[line];
-    }
-    ts.getStartPositionOfLine = getStartPositionOfLine;
-    function nodePosToString(node) {
-        var file = getSourceFileOfNode(node);
-        var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
-    }
-    ts.nodePosToString = nodePosToString;
-    function getEndLinePosition(line, sourceFile) {
-        ts.Debug.assert(line >= 0);
-        var lineStarts = ts.getLineStarts(sourceFile);
-        var lineIndex = line;
-        var sourceText = sourceFile.text;
-        if (lineIndex + 1 === lineStarts.length) {
-            return sourceText.length - 1;
-        }
-        else {
-            var start = lineStarts[lineIndex];
-            var pos = lineStarts[lineIndex + 1] - 1;
-            ts.Debug.assert(ts.isLineBreak(sourceText.charCodeAt(pos)));
-            while (start <= pos && ts.isLineBreak(sourceText.charCodeAt(pos))) {
-                pos--;
-            }
-            return pos;
-        }
-    }
-    ts.getEndLinePosition = getEndLinePosition;
-    function isFileLevelUniqueName(sourceFile, name, hasGlobalName) {
-        return !(hasGlobalName && hasGlobalName(name)) && !sourceFile.identifiers.has(name);
-    }
-    ts.isFileLevelUniqueName = isFileLevelUniqueName;
-    function nodeIsMissing(node) {
-        if (node === undefined) {
-            return true;
-        }
-        return node.pos === node.end && node.pos >= 0 && node.kind !== 1;
-    }
-    ts.nodeIsMissing = nodeIsMissing;
-    function nodeIsPresent(node) {
-        return !nodeIsMissing(node);
-    }
-    ts.nodeIsPresent = nodeIsPresent;
-    function insertStatementsAfterPrologue(to, from, isPrologueDirective) {
-        if (from === undefined || from.length === 0)
-            return to;
-        var statementIndex = 0;
-        for (; statementIndex < to.length; ++statementIndex) {
-            if (!isPrologueDirective(to[statementIndex])) {
-                break;
-            }
-        }
-        to.splice.apply(to, __spreadArrays([statementIndex, 0], from));
-        return to;
-    }
-    function insertStatementAfterPrologue(to, statement, isPrologueDirective) {
-        if (statement === undefined)
-            return to;
-        var statementIndex = 0;
-        for (; statementIndex < to.length; ++statementIndex) {
-            if (!isPrologueDirective(to[statementIndex])) {
-                break;
-            }
-        }
-        to.splice(statementIndex, 0, statement);
-        return to;
-    }
-    function isAnyPrologueDirective(node) {
-        return isPrologueDirective(node) || !!(getEmitFlags(node) & 1048576);
-    }
-    function insertStatementsAfterStandardPrologue(to, from) {
-        return insertStatementsAfterPrologue(to, from, isPrologueDirective);
-    }
-    ts.insertStatementsAfterStandardPrologue = insertStatementsAfterStandardPrologue;
-    function insertStatementsAfterCustomPrologue(to, from) {
-        return insertStatementsAfterPrologue(to, from, isAnyPrologueDirective);
-    }
-    ts.insertStatementsAfterCustomPrologue = insertStatementsAfterCustomPrologue;
-    function insertStatementAfterStandardPrologue(to, statement) {
-        return insertStatementAfterPrologue(to, statement, isPrologueDirective);
-    }
-    ts.insertStatementAfterStandardPrologue = insertStatementAfterStandardPrologue;
-    function insertStatementAfterCustomPrologue(to, statement) {
-        return insertStatementAfterPrologue(to, statement, isAnyPrologueDirective);
-    }
-    ts.insertStatementAfterCustomPrologue = insertStatementAfterCustomPrologue;
-    function isRecognizedTripleSlashComment(text, commentPos, commentEnd) {
-        if (text.charCodeAt(commentPos + 1) === 47 &&
-            commentPos + 2 < commentEnd &&
-            text.charCodeAt(commentPos + 2) === 47) {
-            var textSubStr = text.substring(commentPos, commentEnd);
-            return textSubStr.match(ts.fullTripleSlashReferencePathRegEx) ||
-                textSubStr.match(ts.fullTripleSlashAMDReferencePathRegEx) ||
-                textSubStr.match(fullTripleSlashReferenceTypeReferenceDirectiveRegEx) ||
-                textSubStr.match(defaultLibReferenceRegEx) ?
-                true : false;
-        }
-        return false;
-    }
-    ts.isRecognizedTripleSlashComment = isRecognizedTripleSlashComment;
-    function isPinnedComment(text, start) {
-        return text.charCodeAt(start + 1) === 42 &&
-            text.charCodeAt(start + 2) === 33;
-    }
-    ts.isPinnedComment = isPinnedComment;
-    function createCommentDirectivesMap(sourceFile, commentDirectives) {
-        var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
-            commentDirective,
-        ]); }));
-        var usedLines = new ts.Map();
-        return { getUnusedExpectations: getUnusedExpectations, markUsed: markUsed };
-        function getUnusedExpectations() {
-            return ts.arrayFrom(directivesByLine.entries())
-                .filter(function (_a) {
-                var line = _a[0], directive = _a[1];
-                return directive.type === 0 && !usedLines.get(line);
-            })
-                .map(function (_a) {
-                var _ = _a[0], directive = _a[1];
-                return directive;
-            });
-        }
-        function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
-                return false;
-            }
-            usedLines.set("" + line, true);
-            return true;
-        }
-    }
-    ts.createCommentDirectivesMap = createCommentDirectivesMap;
-    function getTokenPosOfNode(node, sourceFile, includeJsDoc) {
-        if (nodeIsMissing(node)) {
-            return node.pos;
-        }
-        if (ts.isJSDocNode(node) || node.kind === 11) {
-            return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos, false, true);
-        }
-        if (includeJsDoc && ts.hasJSDocNodes(node)) {
-            return getTokenPosOfNode(node.jsDoc[0], sourceFile);
-        }
-        if (node.kind === 334 && node._children.length > 0) {
-            return getTokenPosOfNode(node._children[0], sourceFile, includeJsDoc);
-        }
-        return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos);
-    }
-    ts.getTokenPosOfNode = getTokenPosOfNode;
-    function getNonDecoratorTokenPosOfNode(node, sourceFile) {
-        if (nodeIsMissing(node) || !node.decorators) {
-            return getTokenPosOfNode(node, sourceFile);
-        }
-        return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.decorators.end);
-    }
-    ts.getNonDecoratorTokenPosOfNode = getNonDecoratorTokenPosOfNode;
-    function getSourceTextOfNodeFromSourceFile(sourceFile, node, includeTrivia) {
-        if (includeTrivia === void 0) { includeTrivia = false; }
-        return getTextOfNodeFromSourceText(sourceFile.text, node, includeTrivia);
-    }
-    ts.getSourceTextOfNodeFromSourceFile = getSourceTextOfNodeFromSourceFile;
-    function isJSDocTypeExpressionOrChild(node) {
-        return !!ts.findAncestor(node, ts.isJSDocTypeExpression);
-    }
-    function isExportNamespaceAsDefaultDeclaration(node) {
-        return !!(ts.isExportDeclaration(node) && node.exportClause && ts.isNamespaceExport(node.exportClause) && node.exportClause.name.escapedText === "default");
-    }
-    ts.isExportNamespaceAsDefaultDeclaration = isExportNamespaceAsDefaultDeclaration;
-    function getTextOfNodeFromSourceText(sourceText, node, includeTrivia) {
-        if (includeTrivia === void 0) { includeTrivia = false; }
-        if (nodeIsMissing(node)) {
-            return "";
-        }
-        var text = sourceText.substring(includeTrivia ? node.pos : ts.skipTrivia(sourceText, node.pos), node.end);
-        if (isJSDocTypeExpressionOrChild(node)) {
-            text = text.replace(/(^|\r?\n|\r)\s*\*\s*/g, "$1");
-        }
-        return text;
-    }
-    ts.getTextOfNodeFromSourceText = getTextOfNodeFromSourceText;
-    function getTextOfNode(node, includeTrivia) {
-        if (includeTrivia === void 0) { includeTrivia = false; }
-        return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia);
-    }
-    ts.getTextOfNode = getTextOfNode;
-    function getPos(range) {
-        return range.pos;
-    }
-    function indexOfNode(nodeArray, node) {
-        return ts.binarySearch(nodeArray, node, getPos, ts.compareValues);
-    }
-    ts.indexOfNode = indexOfNode;
-    function getEmitFlags(node) {
-        var emitNode = node.emitNode;
-        return emitNode && emitNode.flags || 0;
-    }
-    ts.getEmitFlags = getEmitFlags;
-    ;
-    function getScriptTargetFeatures() {
-        return {
-            es2015: {
-                Array: ["find", "findIndex", "fill", "copyWithin", "entries", "keys", "values"],
-                RegExp: ["flags", "sticky", "unicode"],
-                Reflect: ["apply", "construct", "defineProperty", "deleteProperty", "get", " getOwnPropertyDescriptor", "getPrototypeOf", "has", "isExtensible", "ownKeys", "preventExtensions", "set", "setPrototypeOf"],
-                ArrayConstructor: ["from", "of"],
-                ObjectConstructor: ["assign", "getOwnPropertySymbols", "keys", "is", "setPrototypeOf"],
-                NumberConstructor: ["isFinite", "isInteger", "isNaN", "isSafeInteger", "parseFloat", "parseInt"],
-                Math: ["clz32", "imul", "sign", "log10", "log2", "log1p", "expm1", "cosh", "sinh", "tanh", "acosh", "asinh", "atanh", "hypot", "trunc", "fround", "cbrt"],
-                Map: ["entries", "keys", "values"],
-                Set: ["entries", "keys", "values"],
-                Promise: ts.emptyArray,
-                PromiseConstructor: ["all", "race", "reject", "resolve"],
-                Symbol: ["for", "keyFor"],
-                WeakMap: ["entries", "keys", "values"],
-                WeakSet: ["entries", "keys", "values"],
-                Iterator: ts.emptyArray,
-                AsyncIterator: ts.emptyArray,
-                String: ["codePointAt", "includes", "endsWith", "normalize", "repeat", "startsWith", "anchor", "big", "blink", "bold", "fixed", "fontcolor", "fontsize", "italics", "link", "small", "strike", "sub", "sup"],
-                StringConstructor: ["fromCodePoint", "raw"]
-            },
-            es2016: {
-                Array: ["includes"]
-            },
-            es2017: {
-                Atomics: ts.emptyArray,
-                SharedArrayBuffer: ts.emptyArray,
-                String: ["padStart", "padEnd"],
-                ObjectConstructor: ["values", "entries", "getOwnPropertyDescriptors"],
-                DateTimeFormat: ["formatToParts"]
-            },
-            es2018: {
-                Promise: ["finally"],
-                RegExpMatchArray: ["groups"],
-                RegExpExecArray: ["groups"],
-                RegExp: ["dotAll"],
-                Intl: ["PluralRules"],
-                AsyncIterable: ts.emptyArray,
-                AsyncIterableIterator: ts.emptyArray,
-                AsyncGenerator: ts.emptyArray,
-                AsyncGeneratorFunction: ts.emptyArray,
-            },
-            es2019: {
-                Array: ["flat", "flatMap"],
-                ObjectConstructor: ["fromEntries"],
-                String: ["trimStart", "trimEnd", "trimLeft", "trimRight"],
-                Symbol: ["description"]
-            },
-            es2020: {
-                BigInt: ts.emptyArray,
-                BigInt64Array: ts.emptyArray,
-                BigUint64Array: ts.emptyArray,
-                PromiseConstructor: ["allSettled"],
-                SymbolConstructor: ["matchAll"],
-                String: ["matchAll"],
-                DataView: ["setBigInt64", "setBigUint64", "getBigInt64", "getBigUint64"],
-                RelativeTimeFormat: ["format", "formatToParts", "resolvedOptions"]
-            },
-            esnext: {
-                PromiseConstructor: ["any"],
-                String: ["replaceAll"],
-                NumberFormat: ["formatToParts"]
-            }
-        };
-    }
-    ts.getScriptTargetFeatures = getScriptTargetFeatures;
-    function getLiteralText(node, sourceFile, flags) {
-        if (!nodeIsSynthesized(node) && node.parent && !(flags & 4 && node.isUnterminated) && !((ts.isNumericLiteral(node) && node.numericLiteralFlags & 512) ||
-            ts.isBigIntLiteral(node))) {
-            return getSourceTextOfNodeFromSourceFile(sourceFile, node);
-        }
-        switch (node.kind) {
-            case 10: {
-                var escapeText = flags & 2 ? escapeJsxAttributeString :
-                    flags & 1 || (getEmitFlags(node) & 16777216) ? escapeString :
-                        escapeNonAsciiString;
-                if (node.singleQuote) {
-                    return "'" + escapeText(node.text, 39) + "'";
-                }
-                else {
-                    return '"' + escapeText(node.text, 34) + '"';
-                }
-            }
-            case 14:
-            case 15:
-            case 16:
-            case 17: {
-                var escapeText = flags & 1 || (getEmitFlags(node) & 16777216) ? escapeString :
-                    escapeNonAsciiString;
-                var rawText = node.rawText || escapeTemplateSubstitution(escapeText(node.text, 96));
-                switch (node.kind) {
-                    case 14:
-                        return "`" + rawText + "`";
-                    case 15:
-                        return "`" + rawText + "${";
-                    case 16:
-                        return "}" + rawText + "${";
-                    case 17:
-                        return "}" + rawText + "`";
-                }
-                break;
-            }
-            case 8:
-            case 9:
-                return node.text;
-            case 13:
-                if (flags & 4 && node.isUnterminated) {
-                    return node.text + (node.text.charCodeAt(node.text.length - 1) === 92 ? " /" : "/");
-                }
-                return node.text;
-        }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
-    }
-    ts.getLiteralText = getLiteralText;
-    function getTextOfConstantValue(value) {
-        return ts.isString(value) ? '"' + escapeNonAsciiString(value) + '"' : "" + value;
-    }
-    ts.getTextOfConstantValue = getTextOfConstantValue;
-    function makeIdentifierFromModuleName(moduleName) {
-        return ts.getBaseFileName(moduleName).replace(/^(\d)/, "_$1").replace(/\W/g, "_");
-    }
-    ts.makeIdentifierFromModuleName = makeIdentifierFromModuleName;
-    function isBlockOrCatchScoped(declaration) {
-        return (ts.getCombinedNodeFlags(declaration) & 3) !== 0 ||
-            isCatchClauseVariableDeclarationOrBindingElement(declaration);
-    }
-    ts.isBlockOrCatchScoped = isBlockOrCatchScoped;
-    function isCatchClauseVariableDeclarationOrBindingElement(declaration) {
-        var node = getRootDeclaration(declaration);
-        return node.kind === 249 && node.parent.kind === 287;
-    }
-    ts.isCatchClauseVariableDeclarationOrBindingElement = isCatchClauseVariableDeclarationOrBindingElement;
-    function isAmbientModule(node) {
-        return ts.isModuleDeclaration(node) && (node.name.kind === 10 || isGlobalScopeAugmentation(node));
-    }
-    ts.isAmbientModule = isAmbientModule;
-    function isModuleWithStringLiteralName(node) {
-        return ts.isModuleDeclaration(node) && node.name.kind === 10;
-    }
-    ts.isModuleWithStringLiteralName = isModuleWithStringLiteralName;
-    function isNonGlobalAmbientModule(node) {
-        return ts.isModuleDeclaration(node) && ts.isStringLiteral(node.name);
-    }
-    ts.isNonGlobalAmbientModule = isNonGlobalAmbientModule;
-    function isEffectiveModuleDeclaration(node) {
-        return ts.isModuleDeclaration(node) || ts.isIdentifier(node);
-    }
-    ts.isEffectiveModuleDeclaration = isEffectiveModuleDeclaration;
-    function isShorthandAmbientModuleSymbol(moduleSymbol) {
-        return isShorthandAmbientModule(moduleSymbol.valueDeclaration);
-    }
-    ts.isShorthandAmbientModuleSymbol = isShorthandAmbientModuleSymbol;
-    function isShorthandAmbientModule(node) {
-        return node && node.kind === 256 && (!node.body);
-    }
-    function isBlockScopedContainerTopLevel(node) {
-        return node.kind === 297 ||
-            node.kind === 256 ||
-            ts.isFunctionLike(node);
-    }
-    ts.isBlockScopedContainerTopLevel = isBlockScopedContainerTopLevel;
-    function isGlobalScopeAugmentation(module) {
-        return !!(module.flags & 1024);
-    }
-    ts.isGlobalScopeAugmentation = isGlobalScopeAugmentation;
-    function isExternalModuleAugmentation(node) {
-        return isAmbientModule(node) && isModuleAugmentationExternal(node);
-    }
-    ts.isExternalModuleAugmentation = isExternalModuleAugmentation;
-    function isModuleAugmentationExternal(node) {
-        switch (node.parent.kind) {
-            case 297:
-                return ts.isExternalModule(node.parent);
-            case 257:
-                return isAmbientModule(node.parent.parent) && ts.isSourceFile(node.parent.parent.parent) && !ts.isExternalModule(node.parent.parent.parent);
-        }
-        return false;
-    }
-    ts.isModuleAugmentationExternal = isModuleAugmentationExternal;
-    function getNonAugmentationDeclaration(symbol) {
-        return ts.find(symbol.declarations, function (d) { return !isExternalModuleAugmentation(d) && !(ts.isModuleDeclaration(d) && isGlobalScopeAugmentation(d)); });
-    }
-    ts.getNonAugmentationDeclaration = getNonAugmentationDeclaration;
-    function isEffectiveExternalModule(node, compilerOptions) {
-        return ts.isExternalModule(node) || compilerOptions.isolatedModules || ((getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS) && !!node.commonJsModuleIndicator);
-    }
-    ts.isEffectiveExternalModule = isEffectiveExternalModule;
-    function isEffectiveStrictModeSourceFile(node, compilerOptions) {
-        switch (node.scriptKind) {
-            case 1:
-            case 3:
-            case 2:
-            case 4:
-                break;
-            default:
-                return false;
-        }
-        if (node.isDeclarationFile) {
-            return false;
-        }
-        if (getStrictOptionValue(compilerOptions, "alwaysStrict")) {
-            return true;
-        }
-        if (ts.startsWithUseStrict(node.statements)) {
-            return true;
-        }
-        if (ts.isExternalModule(node) || compilerOptions.isolatedModules) {
-            if (getEmitModuleKind(compilerOptions) >= ts.ModuleKind.ES2015) {
-                return true;
-            }
-            return !compilerOptions.noImplicitUseStrict;
-        }
-        return false;
-    }
-    ts.isEffectiveStrictModeSourceFile = isEffectiveStrictModeSourceFile;
-    function isBlockScope(node, parentNode) {
-        switch (node.kind) {
-            case 297:
-            case 258:
-            case 287:
-            case 256:
-            case 237:
-            case 238:
-            case 239:
-            case 166:
-            case 165:
-            case 167:
-            case 168:
-            case 251:
-            case 208:
-            case 209:
-                return true;
-            case 230:
-                return !ts.isFunctionLike(parentNode);
-        }
-        return false;
-    }
-    ts.isBlockScope = isBlockScope;
-    function isDeclarationWithTypeParameters(node) {
-        switch (node.kind) {
-            case 324:
-            case 331:
-            case 313:
-                return true;
-            default:
-                ts.assertType(node);
-                return isDeclarationWithTypeParameterChildren(node);
-        }
-    }
-    ts.isDeclarationWithTypeParameters = isDeclarationWithTypeParameters;
-    function isDeclarationWithTypeParameterChildren(node) {
-        switch (node.kind) {
-            case 169:
-            case 170:
-            case 164:
-            case 171:
-            case 174:
-            case 175:
-            case 308:
-            case 252:
-            case 221:
-            case 253:
-            case 254:
-            case 330:
-            case 251:
-            case 165:
-            case 166:
-            case 167:
-            case 168:
-            case 208:
-            case 209:
-                return true;
-            default:
-                ts.assertType(node);
-                return false;
-        }
-    }
-    ts.isDeclarationWithTypeParameterChildren = isDeclarationWithTypeParameterChildren;
-    function isAnyImportSyntax(node) {
-        switch (node.kind) {
-            case 261:
-            case 260:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isAnyImportSyntax = isAnyImportSyntax;
-    function isLateVisibilityPaintedStatement(node) {
-        switch (node.kind) {
-            case 261:
-            case 260:
-            case 232:
-            case 252:
-            case 251:
-            case 256:
-            case 254:
-            case 253:
-            case 255:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isLateVisibilityPaintedStatement = isLateVisibilityPaintedStatement;
-    function isAnyImportOrReExport(node) {
-        return isAnyImportSyntax(node) || ts.isExportDeclaration(node);
-    }
-    ts.isAnyImportOrReExport = isAnyImportOrReExport;
-    function getEnclosingBlockScopeContainer(node) {
-        return ts.findAncestor(node.parent, function (current) { return isBlockScope(current, current.parent); });
-    }
-    ts.getEnclosingBlockScopeContainer = getEnclosingBlockScopeContainer;
-    function declarationNameToString(name) {
-        return !name || getFullWidth(name) === 0 ? "(Missing)" : getTextOfNode(name);
-    }
-    ts.declarationNameToString = declarationNameToString;
-    function getNameFromIndexInfo(info) {
-        return info.declaration ? declarationNameToString(info.declaration.parameters[0].name) : undefined;
-    }
-    ts.getNameFromIndexInfo = getNameFromIndexInfo;
-    function isComputedNonLiteralName(name) {
-        return name.kind === 158 && !isStringOrNumericLiteralLike(name.expression);
-    }
-    ts.isComputedNonLiteralName = isComputedNonLiteralName;
-    function getTextOfPropertyName(name) {
-        switch (name.kind) {
-            case 78:
-            case 79:
-                return name.escapedText;
-            case 10:
-            case 8:
-            case 14:
-                return ts.escapeLeadingUnderscores(name.text);
-            case 158:
-                if (isStringOrNumericLiteralLike(name.expression))
-                    return ts.escapeLeadingUnderscores(name.expression.text);
-                return ts.Debug.fail("Text of property name cannot be read from non-literal-valued ComputedPropertyNames");
-            default:
-                return ts.Debug.assertNever(name);
-        }
-    }
-    ts.getTextOfPropertyName = getTextOfPropertyName;
-    function entityNameToString(name) {
-        switch (name.kind) {
-            case 107:
-                return "this";
-            case 79:
-            case 78:
-                return getFullWidth(name) === 0 ? ts.idText(name) : getTextOfNode(name);
-            case 157:
-                return entityNameToString(name.left) + "." + entityNameToString(name.right);
-            case 201:
-                if (ts.isIdentifier(name.name) || ts.isPrivateIdentifier(name.name)) {
-                    return entityNameToString(name.expression) + "." + entityNameToString(name.name);
-                }
-                else {
-                    return ts.Debug.assertNever(name.name);
-                }
-            default:
-                return ts.Debug.assertNever(name);
-        }
-    }
-    ts.entityNameToString = entityNameToString;
-    function createDiagnosticForNode(node, message, arg0, arg1, arg2, arg3) {
-        var sourceFile = getSourceFileOfNode(node);
-        return createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2, arg3);
-    }
-    ts.createDiagnosticForNode = createDiagnosticForNode;
-    function createDiagnosticForNodeArray(sourceFile, nodes, message, arg0, arg1, arg2, arg3) {
-        var start = ts.skipTrivia(sourceFile.text, nodes.pos);
-        return createFileDiagnostic(sourceFile, start, nodes.end - start, message, arg0, arg1, arg2, arg3);
-    }
-    ts.createDiagnosticForNodeArray = createDiagnosticForNodeArray;
-    function createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2, arg3) {
-        var span = getErrorSpanForNode(sourceFile, node);
-        return createFileDiagnostic(sourceFile, span.start, span.length, message, arg0, arg1, arg2, arg3);
-    }
-    ts.createDiagnosticForNodeInSourceFile = createDiagnosticForNodeInSourceFile;
-    function createDiagnosticForNodeFromMessageChain(node, messageChain, relatedInformation) {
-        var sourceFile = getSourceFileOfNode(node);
-        var span = getErrorSpanForNode(sourceFile, node);
-        return {
-            file: sourceFile,
-            start: span.start,
-            length: span.length,
-            code: messageChain.code,
-            category: messageChain.category,
-            messageText: messageChain.next ? messageChain : messageChain.messageText,
-            relatedInformation: relatedInformation
-        };
-    }
-    ts.createDiagnosticForNodeFromMessageChain = createDiagnosticForNodeFromMessageChain;
-    function createDiagnosticForFileFromMessageChain(sourceFile, messageChain, relatedInformation) {
-        return {
-            file: sourceFile,
-            start: 0,
-            length: 0,
-            code: messageChain.code,
-            category: messageChain.category,
-            messageText: messageChain.next ? messageChain : messageChain.messageText,
-            relatedInformation: relatedInformation
-        };
-    }
-    ts.createDiagnosticForFileFromMessageChain = createDiagnosticForFileFromMessageChain;
-    function createDiagnosticForRange(sourceFile, range, message) {
-        return {
-            file: sourceFile,
-            start: range.pos,
-            length: range.end - range.pos,
-            code: message.code,
-            category: message.category,
-            messageText: message.message,
-        };
-    }
-    ts.createDiagnosticForRange = createDiagnosticForRange;
-    function getSpanOfTokenAtPosition(sourceFile, pos) {
-        var scanner = ts.createScanner(sourceFile.languageVersion, true, sourceFile.languageVariant, sourceFile.text, undefined, pos);
-        scanner.scan();
-        var start = scanner.getTokenPos();
-        return ts.createTextSpanFromBounds(start, scanner.getTextPos());
-    }
-    ts.getSpanOfTokenAtPosition = getSpanOfTokenAtPosition;
-    function getErrorSpanForArrowFunction(sourceFile, node) {
-        var pos = ts.skipTrivia(sourceFile.text, node.pos);
-        if (node.body && node.body.kind === 230) {
-            var startLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.pos).line;
-            var endLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.end).line;
-            if (startLine < endLine) {
-                return ts.createTextSpan(pos, getEndLinePosition(startLine, sourceFile) - pos + 1);
-            }
-        }
-        return ts.createTextSpanFromBounds(pos, node.end);
-    }
-    function getErrorSpanForNode(sourceFile, node) {
-        var errorNode = node;
-        switch (node.kind) {
-            case 297:
-                var pos_1 = ts.skipTrivia(sourceFile.text, 0, false);
-                if (pos_1 === sourceFile.text.length) {
-                    return ts.createTextSpan(0, 0);
-                }
-                return getSpanOfTokenAtPosition(sourceFile, pos_1);
-            case 249:
-            case 198:
-            case 252:
-            case 221:
-            case 253:
-            case 256:
-            case 255:
-            case 291:
-            case 251:
-            case 208:
-            case 165:
-            case 167:
-            case 168:
-            case 254:
-            case 163:
-            case 162:
-                errorNode = node.name;
-                break;
-            case 209:
-                return getErrorSpanForArrowFunction(sourceFile, node);
-            case 284:
-            case 285:
-                var start = ts.skipTrivia(sourceFile.text, node.pos);
-                var end = node.statements.length > 0 ? node.statements[0].pos : node.end;
-                return ts.createTextSpanFromBounds(start, end);
-        }
-        if (errorNode === undefined) {
-            return getSpanOfTokenAtPosition(sourceFile, node.pos);
-        }
-        ts.Debug.assert(!ts.isJSDoc(errorNode));
-        var isMissing = nodeIsMissing(errorNode);
-        var pos = isMissing || ts.isJsxText(node)
-            ? errorNode.pos
-            : ts.skipTrivia(sourceFile.text, errorNode.pos);
-        if (isMissing) {
-            ts.Debug.assert(pos === errorNode.pos, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
-            ts.Debug.assert(pos === errorNode.end, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
-        }
-        else {
-            ts.Debug.assert(pos >= errorNode.pos, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
-            ts.Debug.assert(pos <= errorNode.end, "This failure could trigger https://github.com/Microsoft/TypeScript/issues/20809");
-        }
-        return ts.createTextSpanFromBounds(pos, errorNode.end);
-    }
-    ts.getErrorSpanForNode = getErrorSpanForNode;
-    function isExternalOrCommonJsModule(file) {
-        return (file.externalModuleIndicator || file.commonJsModuleIndicator) !== undefined;
-    }
-    ts.isExternalOrCommonJsModule = isExternalOrCommonJsModule;
-    function isJsonSourceFile(file) {
-        return file.scriptKind === 6;
-    }
-    ts.isJsonSourceFile = isJsonSourceFile;
-    function isEnumConst(node) {
-        return !!(ts.getCombinedModifierFlags(node) & 2048);
-    }
-    ts.isEnumConst = isEnumConst;
-    function isDeclarationReadonly(declaration) {
-        return !!(ts.getCombinedModifierFlags(declaration) & 64 && !ts.isParameterPropertyDeclaration(declaration, declaration.parent));
-    }
-    ts.isDeclarationReadonly = isDeclarationReadonly;
-    function isVarConst(node) {
-        return !!(ts.getCombinedNodeFlags(node) & 2);
-    }
-    ts.isVarConst = isVarConst;
-    function isLet(node) {
-        return !!(ts.getCombinedNodeFlags(node) & 1);
-    }
-    ts.isLet = isLet;
-    function isSuperCall(n) {
-        return n.kind === 203 && n.expression.kind === 105;
-    }
-    ts.isSuperCall = isSuperCall;
-    function isImportCall(n) {
-        return n.kind === 203 && n.expression.kind === 99;
-    }
-    ts.isImportCall = isImportCall;
-    function isImportMeta(n) {
-        return ts.isMetaProperty(n)
-            && n.keywordToken === 99
-            && n.name.escapedText === "meta";
-    }
-    ts.isImportMeta = isImportMeta;
-    function isLiteralImportTypeNode(n) {
-        return ts.isImportTypeNode(n) && ts.isLiteralTypeNode(n.argument) && ts.isStringLiteral(n.argument.literal);
-    }
-    ts.isLiteralImportTypeNode = isLiteralImportTypeNode;
-    function isPrologueDirective(node) {
-        return node.kind === 233
-            && node.expression.kind === 10;
-    }
-    ts.isPrologueDirective = isPrologueDirective;
-    function isCustomPrologue(node) {
-        return !!(getEmitFlags(node) & 1048576);
-    }
-    ts.isCustomPrologue = isCustomPrologue;
-    function isHoistedFunction(node) {
-        return isCustomPrologue(node)
-            && ts.isFunctionDeclaration(node);
-    }
-    ts.isHoistedFunction = isHoistedFunction;
-    function isHoistedVariable(node) {
-        return ts.isIdentifier(node.name)
-            && !node.initializer;
-    }
-    function isHoistedVariableStatement(node) {
-        return isCustomPrologue(node)
-            && ts.isVariableStatement(node)
-            && ts.every(node.declarationList.declarations, isHoistedVariable);
-    }
-    ts.isHoistedVariableStatement = isHoistedVariableStatement;
-    function getLeadingCommentRangesOfNode(node, sourceFileOfNode) {
-        return node.kind !== 11 ? ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos) : undefined;
-    }
-    ts.getLeadingCommentRangesOfNode = getLeadingCommentRangesOfNode;
-    function getJSDocCommentRanges(node, text) {
-        var commentRanges = (node.kind === 160 ||
-            node.kind === 159 ||
-            node.kind === 208 ||
-            node.kind === 209 ||
-            node.kind === 207) ?
-            ts.concatenate(ts.getTrailingCommentRanges(text, node.pos), ts.getLeadingCommentRanges(text, node.pos)) :
-            ts.getLeadingCommentRanges(text, node.pos);
-        return ts.filter(commentRanges, function (comment) {
-            return text.charCodeAt(comment.pos + 1) === 42 &&
-                text.charCodeAt(comment.pos + 2) === 42 &&
-                text.charCodeAt(comment.pos + 3) !== 47;
-        });
-    }
-    ts.getJSDocCommentRanges = getJSDocCommentRanges;
-    ts.fullTripleSlashReferencePathRegEx = /^(\/\/\/\s*<reference\s+path\s*=\s*)('|")(.+?)\2.*?\/>/;
-    var fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*<reference\s+types\s*=\s*)('|")(.+?)\2.*?\/>/;
-    ts.fullTripleSlashAMDReferencePathRegEx = /^(\/\/\/\s*<amd-dependency\s+path\s*=\s*)('|")(.+?)\2.*?\/>/;
-    var defaultLibReferenceRegEx = /^(\/\/\/\s*<reference\s+no-default-lib\s*=\s*)('|")(.+?)\2\s*\/>/;
-    function isPartOfTypeNode(node) {
-        if (172 <= node.kind && node.kind <= 195) {
-            return true;
-        }
-        switch (node.kind) {
-            case 128:
-            case 152:
-            case 144:
-            case 155:
-            case 147:
-            case 131:
-            case 148:
-            case 145:
-            case 150:
-            case 141:
-                return true;
-            case 113:
-                return node.parent.kind !== 212;
-            case 223:
-                return !isExpressionWithTypeArgumentsInClassExtendsClause(node);
-            case 159:
-                return node.parent.kind === 190 || node.parent.kind === 185;
-            case 78:
-                if (node.parent.kind === 157 && node.parent.right === node) {
-                    node = node.parent;
-                }
-                else if (node.parent.kind === 201 && node.parent.name === node) {
-                    node = node.parent;
-                }
-                ts.Debug.assert(node.kind === 78 || node.kind === 157 || node.kind === 201, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'.");
-            case 157:
-            case 201:
-            case 107: {
-                var parent = node.parent;
-                if (parent.kind === 176) {
-                    return false;
-                }
-                if (parent.kind === 195) {
-                    return !parent.isTypeOf;
-                }
-                if (172 <= parent.kind && parent.kind <= 195) {
-                    return true;
-                }
-                switch (parent.kind) {
-                    case 223:
-                        return !isExpressionWithTypeArgumentsInClassExtendsClause(parent);
-                    case 159:
-                        return node === parent.constraint;
-                    case 330:
-                        return node === parent.constraint;
-                    case 163:
-                    case 162:
-                    case 160:
-                    case 249:
-                        return node === parent.type;
-                    case 251:
-                    case 208:
-                    case 209:
-                    case 166:
-                    case 165:
-                    case 164:
-                    case 167:
-                    case 168:
-                        return node === parent.type;
-                    case 169:
-                    case 170:
-                    case 171:
-                        return node === parent.type;
-                    case 206:
-                        return node === parent.type;
-                    case 203:
-                    case 204:
-                        return ts.contains(parent.typeArguments, node);
-                    case 205:
-                        return false;
-                }
-            }
-        }
-        return false;
-    }
-    ts.isPartOfTypeNode = isPartOfTypeNode;
-    function isChildOfNodeWithKind(node, kind) {
-        while (node) {
-            if (node.kind === kind) {
-                return true;
-            }
-            node = node.parent;
-        }
-        return false;
-    }
-    ts.isChildOfNodeWithKind = isChildOfNodeWithKind;
-    function forEachReturnStatement(body, visitor) {
-        return traverse(body);
-        function traverse(node) {
-            switch (node.kind) {
-                case 242:
-                    return visitor(node);
-                case 258:
-                case 230:
-                case 234:
-                case 235:
-                case 236:
-                case 237:
-                case 238:
-                case 239:
-                case 243:
-                case 244:
-                case 284:
-                case 285:
-                case 245:
-                case 247:
-                case 287:
-                    return ts.forEachChild(node, traverse);
-            }
-        }
-    }
-    ts.forEachReturnStatement = forEachReturnStatement;
-    function forEachYieldExpression(body, visitor) {
-        return traverse(body);
-        function traverse(node) {
-            switch (node.kind) {
-                case 219:
-                    visitor(node);
-                    var operand = node.expression;
-                    if (operand) {
-                        traverse(operand);
-                    }
-                    return;
-                case 255:
-                case 253:
-                case 256:
-                case 254:
-                    return;
-                default:
-                    if (ts.isFunctionLike(node)) {
-                        if (node.name && node.name.kind === 158) {
-                            traverse(node.name.expression);
-                            return;
-                        }
-                    }
-                    else if (!isPartOfTypeNode(node)) {
-                        ts.forEachChild(node, traverse);
-                    }
-            }
-        }
-    }
-    ts.forEachYieldExpression = forEachYieldExpression;
-    function getRestParameterElementType(node) {
-        if (node && node.kind === 178) {
-            return node.elementType;
-        }
-        else if (node && node.kind === 173) {
-            return ts.singleOrUndefined(node.typeArguments);
-        }
-        else {
-            return undefined;
-        }
-    }
-    ts.getRestParameterElementType = getRestParameterElementType;
-    function getMembersOfDeclaration(node) {
-        switch (node.kind) {
-            case 253:
-            case 252:
-            case 221:
-            case 177:
-                return node.members;
-            case 200:
-                return node.properties;
-        }
-    }
-    ts.getMembersOfDeclaration = getMembersOfDeclaration;
-    function isVariableLike(node) {
-        if (node) {
-            switch (node.kind) {
-                case 198:
-                case 291:
-                case 160:
-                case 288:
-                case 163:
-                case 162:
-                case 289:
-                case 249:
-                    return true;
-            }
-        }
-        return false;
-    }
-    ts.isVariableLike = isVariableLike;
-    function isVariableLikeOrAccessor(node) {
-        return isVariableLike(node) || ts.isAccessor(node);
-    }
-    ts.isVariableLikeOrAccessor = isVariableLikeOrAccessor;
-    function isVariableDeclarationInVariableStatement(node) {
-        return node.parent.kind === 250
-            && node.parent.parent.kind === 232;
-    }
-    ts.isVariableDeclarationInVariableStatement = isVariableDeclarationInVariableStatement;
-    function isValidESSymbolDeclaration(node) {
-        return ts.isVariableDeclaration(node) ? isVarConst(node) && ts.isIdentifier(node.name) && isVariableDeclarationInVariableStatement(node) :
-            ts.isPropertyDeclaration(node) ? hasEffectiveReadonlyModifier(node) && hasStaticModifier(node) :
-                ts.isPropertySignature(node) && hasEffectiveReadonlyModifier(node);
-    }
-    ts.isValidESSymbolDeclaration = isValidESSymbolDeclaration;
-    function introducesArgumentsExoticObject(node) {
-        switch (node.kind) {
-            case 165:
-            case 164:
-            case 166:
-            case 167:
-            case 168:
-            case 251:
-            case 208:
-                return true;
-        }
-        return false;
-    }
-    ts.introducesArgumentsExoticObject = introducesArgumentsExoticObject;
-    function unwrapInnermostStatementOfLabel(node, beforeUnwrapLabelCallback) {
-        while (true) {
-            if (beforeUnwrapLabelCallback) {
-                beforeUnwrapLabelCallback(node);
-            }
-            if (node.statement.kind !== 245) {
-                return node.statement;
-            }
-            node = node.statement;
-        }
-    }
-    ts.unwrapInnermostStatementOfLabel = unwrapInnermostStatementOfLabel;
-    function isFunctionBlock(node) {
-        return node && node.kind === 230 && ts.isFunctionLike(node.parent);
-    }
-    ts.isFunctionBlock = isFunctionBlock;
-    function isObjectLiteralMethod(node) {
-        return node && node.kind === 165 && node.parent.kind === 200;
-    }
-    ts.isObjectLiteralMethod = isObjectLiteralMethod;
-    function isObjectLiteralOrClassExpressionMethod(node) {
-        return node.kind === 165 &&
-            (node.parent.kind === 200 ||
-                node.parent.kind === 221);
-    }
-    ts.isObjectLiteralOrClassExpressionMethod = isObjectLiteralOrClassExpressionMethod;
-    function isIdentifierTypePredicate(predicate) {
-        return predicate && predicate.kind === 1;
-    }
-    ts.isIdentifierTypePredicate = isIdentifierTypePredicate;
-    function isThisTypePredicate(predicate) {
-        return predicate && predicate.kind === 0;
-    }
-    ts.isThisTypePredicate = isThisTypePredicate;
-    function getPropertyAssignment(objectLiteral, key, key2) {
-        return objectLiteral.properties.filter(function (property) {
-            if (property.kind === 288) {
-                var propName = getTextOfPropertyName(property.name);
-                return key === propName || (!!key2 && key2 === propName);
-            }
-            return false;
-        });
-    }
-    ts.getPropertyAssignment = getPropertyAssignment;
-    function getTsConfigObjectLiteralExpression(tsConfigSourceFile) {
-        if (tsConfigSourceFile && tsConfigSourceFile.statements.length) {
-            var expression = tsConfigSourceFile.statements[0].expression;
-            return ts.tryCast(expression, ts.isObjectLiteralExpression);
-        }
-    }
-    ts.getTsConfigObjectLiteralExpression = getTsConfigObjectLiteralExpression;
-    function getTsConfigPropArrayElementValue(tsConfigSourceFile, propKey, elementValue) {
-        return ts.firstDefined(getTsConfigPropArray(tsConfigSourceFile, propKey), function (property) {
-            return ts.isArrayLiteralExpression(property.initializer) ?
-                ts.find(property.initializer.elements, function (element) { return ts.isStringLiteral(element) && element.text === elementValue; }) :
-                undefined;
-        });
-    }
-    ts.getTsConfigPropArrayElementValue = getTsConfigPropArrayElementValue;
-    function getTsConfigPropArray(tsConfigSourceFile, propKey) {
-        var jsonObjectLiteral = getTsConfigObjectLiteralExpression(tsConfigSourceFile);
-        return jsonObjectLiteral ? getPropertyAssignment(jsonObjectLiteral, propKey) : ts.emptyArray;
-    }
-    ts.getTsConfigPropArray = getTsConfigPropArray;
-    function getContainingFunction(node) {
-        return ts.findAncestor(node.parent, ts.isFunctionLike);
-    }
-    ts.getContainingFunction = getContainingFunction;
-    function getContainingFunctionDeclaration(node) {
-        return ts.findAncestor(node.parent, ts.isFunctionLikeDeclaration);
-    }
-    ts.getContainingFunctionDeclaration = getContainingFunctionDeclaration;
-    function getContainingClass(node) {
-        return ts.findAncestor(node.parent, ts.isClassLike);
-    }
-    ts.getContainingClass = getContainingClass;
-    function getThisContainer(node, includeArrowFunctions) {
-        ts.Debug.assert(node.kind !== 297);
-        while (true) {
-            node = node.parent;
-            if (!node) {
-                return ts.Debug.fail();
-            }
-            switch (node.kind) {
-                case 158:
-                    if (ts.isClassLike(node.parent.parent)) {
-                        return node;
-                    }
-                    node = node.parent;
-                    break;
-                case 161:
-                    if (node.parent.kind === 160 && ts.isClassElement(node.parent.parent)) {
-                        node = node.parent.parent;
-                    }
-                    else if (ts.isClassElement(node.parent)) {
-                        node = node.parent;
-                    }
-                    break;
-                case 209:
-                    if (!includeArrowFunctions) {
-                        continue;
-                    }
-                case 251:
-                case 208:
-                case 256:
-                case 163:
-                case 162:
-                case 165:
-                case 164:
-                case 166:
-                case 167:
-                case 168:
-                case 169:
-                case 170:
-                case 171:
-                case 255:
-                case 297:
-                    return node;
-            }
-        }
-    }
-    ts.getThisContainer = getThisContainer;
-    function isInTopLevelContext(node) {
-        if (ts.isIdentifier(node) && (ts.isClassDeclaration(node.parent) || ts.isFunctionDeclaration(node.parent)) && node.parent.name === node) {
-            node = node.parent;
-        }
-        var container = getThisContainer(node, true);
-        return ts.isSourceFile(container);
-    }
-    ts.isInTopLevelContext = isInTopLevelContext;
-    function getNewTargetContainer(node) {
-        var container = getThisContainer(node, false);
-        if (container) {
-            switch (container.kind) {
-                case 166:
-                case 251:
-                case 208:
-                    return container;
-            }
-        }
-        return undefined;
-    }
-    ts.getNewTargetContainer = getNewTargetContainer;
-    function getSuperContainer(node, stopOnFunctions) {
-        while (true) {
-            node = node.parent;
-            if (!node) {
-                return node;
-            }
-            switch (node.kind) {
-                case 158:
-                    node = node.parent;
-                    break;
-                case 251:
-                case 208:
-                case 209:
-                    if (!stopOnFunctions) {
-                        continue;
-                    }
-                case 163:
-                case 162:
-                case 165:
-                case 164:
-                case 166:
-                case 167:
-                case 168:
-                    return node;
-                case 161:
-                    if (node.parent.kind === 160 && ts.isClassElement(node.parent.parent)) {
-                        node = node.parent.parent;
-                    }
-                    else if (ts.isClassElement(node.parent)) {
-                        node = node.parent;
-                    }
-                    break;
-            }
-        }
-    }
-    ts.getSuperContainer = getSuperContainer;
-    function getImmediatelyInvokedFunctionExpression(func) {
-        if (func.kind === 208 || func.kind === 209) {
-            var prev = func;
-            var parent = func.parent;
-            while (parent.kind === 207) {
-                prev = parent;
-                parent = parent.parent;
-            }
-            if (parent.kind === 203 && parent.expression === prev) {
-                return parent;
-            }
-        }
-    }
-    ts.getImmediatelyInvokedFunctionExpression = getImmediatelyInvokedFunctionExpression;
-    function isSuperOrSuperProperty(node) {
-        return node.kind === 105
-            || isSuperProperty(node);
-    }
-    ts.isSuperOrSuperProperty = isSuperOrSuperProperty;
-    function isSuperProperty(node) {
-        var kind = node.kind;
-        return (kind === 201 || kind === 202)
-            && node.expression.kind === 105;
-    }
-    ts.isSuperProperty = isSuperProperty;
-    function isThisProperty(node) {
-        var kind = node.kind;
-        return (kind === 201 || kind === 202)
-            && node.expression.kind === 107;
-    }
-    ts.isThisProperty = isThisProperty;
-    function isThisInitializedDeclaration(node) {
-        var _a;
-        return !!node && ts.isVariableDeclaration(node) && ((_a = node.initializer) === null || _a === void 0 ? void 0 : _a.kind) === 107;
-    }
-    ts.isThisInitializedDeclaration = isThisInitializedDeclaration;
-    function getEntityNameFromTypeNode(node) {
-        switch (node.kind) {
-            case 173:
-                return node.typeName;
-            case 223:
-                return isEntityNameExpression(node.expression)
-                    ? node.expression
-                    : undefined;
-            case 78:
-            case 157:
-                return node;
-        }
-        return undefined;
-    }
-    ts.getEntityNameFromTypeNode = getEntityNameFromTypeNode;
-    function getInvokedExpression(node) {
-        switch (node.kind) {
-            case 205:
-                return node.tag;
-            case 275:
-            case 274:
-                return node.tagName;
-            default:
-                return node.expression;
-        }
-    }
-    ts.getInvokedExpression = getInvokedExpression;
-    function nodeCanBeDecorated(node, parent, grandparent) {
-        if (ts.isNamedDeclaration(node) && ts.isPrivateIdentifier(node.name)) {
-            return false;
-        }
-        switch (node.kind) {
-            case 252:
-                return true;
-            case 163:
-                return parent.kind === 252;
-            case 167:
-            case 168:
-            case 165:
-                return node.body !== undefined
-                    && parent.kind === 252;
-            case 160:
-                return parent.body !== undefined
-                    && (parent.kind === 166
-                        || parent.kind === 165
-                        || parent.kind === 168)
-                    && grandparent.kind === 252;
-        }
-        return false;
-    }
-    ts.nodeCanBeDecorated = nodeCanBeDecorated;
-    function nodeIsDecorated(node, parent, grandparent) {
-        return node.decorators !== undefined
-            && nodeCanBeDecorated(node, parent, grandparent);
-    }
-    ts.nodeIsDecorated = nodeIsDecorated;
-    function nodeOrChildIsDecorated(node, parent, grandparent) {
-        return nodeIsDecorated(node, parent, grandparent) || childIsDecorated(node, parent);
-    }
-    ts.nodeOrChildIsDecorated = nodeOrChildIsDecorated;
-    function childIsDecorated(node, parent) {
-        switch (node.kind) {
-            case 252:
-                return ts.some(node.members, function (m) { return nodeOrChildIsDecorated(m, node, parent); });
-            case 165:
-            case 168:
-                return ts.some(node.parameters, function (p) { return nodeIsDecorated(p, node, parent); });
-            default:
-                return false;
-        }
-    }
-    ts.childIsDecorated = childIsDecorated;
-    function isJSXTagName(node) {
-        var parent = node.parent;
-        if (parent.kind === 275 ||
-            parent.kind === 274 ||
-            parent.kind === 276) {
-            return parent.tagName === node;
-        }
-        return false;
-    }
-    ts.isJSXTagName = isJSXTagName;
-    function isExpressionNode(node) {
-        switch (node.kind) {
-            case 105:
-            case 103:
-            case 109:
-            case 94:
-            case 13:
-            case 199:
-            case 200:
-            case 201:
-            case 202:
-            case 203:
-            case 204:
-            case 205:
-            case 224:
-            case 206:
-            case 225:
-            case 207:
-            case 208:
-            case 221:
-            case 209:
-            case 212:
-            case 210:
-            case 211:
-            case 214:
-            case 215:
-            case 216:
-            case 217:
-            case 220:
-            case 218:
-            case 222:
-            case 273:
-            case 274:
-            case 277:
-            case 219:
-            case 213:
-            case 226:
-                return true;
-            case 157:
-                while (node.parent.kind === 157) {
-                    node = node.parent;
-                }
-                return node.parent.kind === 176 || isJSXTagName(node);
-            case 78:
-                if (node.parent.kind === 176 || isJSXTagName(node)) {
-                    return true;
-                }
-            case 8:
-            case 9:
-            case 10:
-            case 14:
-            case 107:
-                return isInExpressionContext(node);
-            default:
-                return false;
-        }
-    }
-    ts.isExpressionNode = isExpressionNode;
-    function isInExpressionContext(node) {
-        var parent = node.parent;
-        switch (parent.kind) {
-            case 249:
-            case 160:
-            case 163:
-            case 162:
-            case 291:
-            case 288:
-            case 198:
-                return parent.initializer === node;
-            case 233:
-            case 234:
-            case 235:
-            case 236:
-            case 242:
-            case 243:
-            case 244:
-            case 284:
-            case 246:
-                return parent.expression === node;
-            case 237:
-                var forStatement = parent;
-                return (forStatement.initializer === node && forStatement.initializer.kind !== 250) ||
-                    forStatement.condition === node ||
-                    forStatement.incrementor === node;
-            case 238:
-            case 239:
-                var forInStatement = parent;
-                return (forInStatement.initializer === node && forInStatement.initializer.kind !== 250) ||
-                    forInStatement.expression === node;
-            case 206:
-            case 224:
-                return node === parent.expression;
-            case 228:
-                return node === parent.expression;
-            case 158:
-                return node === parent.expression;
-            case 161:
-            case 283:
-            case 282:
-            case 290:
-                return true;
-            case 223:
-                return parent.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent);
-            case 289:
-                return parent.objectAssignmentInitializer === node;
-            default:
-                return isExpressionNode(parent);
-        }
-    }
-    ts.isInExpressionContext = isInExpressionContext;
-    function isPartOfTypeQuery(node) {
-        while (node.kind === 157 || node.kind === 78) {
-            node = node.parent;
-        }
-        return node.kind === 176;
-    }
-    ts.isPartOfTypeQuery = isPartOfTypeQuery;
-    function isExternalModuleImportEqualsDeclaration(node) {
-        return node.kind === 260 && node.moduleReference.kind === 272;
-    }
-    ts.isExternalModuleImportEqualsDeclaration = isExternalModuleImportEqualsDeclaration;
-    function getExternalModuleImportEqualsDeclarationExpression(node) {
-        ts.Debug.assert(isExternalModuleImportEqualsDeclaration(node));
-        return node.moduleReference.expression;
-    }
-    ts.getExternalModuleImportEqualsDeclarationExpression = getExternalModuleImportEqualsDeclarationExpression;
-    function getExternalModuleRequireArgument(node) {
-        return isRequireVariableDeclaration(node, true)
-            && getLeftmostAccessExpression(node.initializer).arguments[0];
-    }
-    ts.getExternalModuleRequireArgument = getExternalModuleRequireArgument;
-    function isInternalModuleImportEqualsDeclaration(node) {
-        return node.kind === 260 && node.moduleReference.kind !== 272;
-    }
-    ts.isInternalModuleImportEqualsDeclaration = isInternalModuleImportEqualsDeclaration;
-    function isSourceFileJS(file) {
-        return isInJSFile(file);
-    }
-    ts.isSourceFileJS = isSourceFileJS;
-    function isSourceFileNotJS(file) {
-        return !isInJSFile(file);
-    }
-    ts.isSourceFileNotJS = isSourceFileNotJS;
-    function isInJSFile(node) {
-        return !!node && !!(node.flags & 131072);
-    }
-    ts.isInJSFile = isInJSFile;
-    function isInJsonFile(node) {
-        return !!node && !!(node.flags & 33554432);
-    }
-    ts.isInJsonFile = isInJsonFile;
-    function isSourceFileNotJson(file) {
-        return !isJsonSourceFile(file);
-    }
-    ts.isSourceFileNotJson = isSourceFileNotJson;
-    function isInJSDoc(node) {
-        return !!node && !!(node.flags & 4194304);
-    }
-    ts.isInJSDoc = isInJSDoc;
-    function isJSDocIndexSignature(node) {
-        return ts.isTypeReferenceNode(node) &&
-            ts.isIdentifier(node.typeName) &&
-            node.typeName.escapedText === "Object" &&
-            node.typeArguments && node.typeArguments.length === 2 &&
-            (node.typeArguments[0].kind === 147 || node.typeArguments[0].kind === 144);
-    }
-    ts.isJSDocIndexSignature = isJSDocIndexSignature;
-    function isRequireCall(callExpression, requireStringLiteralLikeArgument) {
-        if (callExpression.kind !== 203) {
-            return false;
-        }
-        var _a = callExpression, expression = _a.expression, args = _a.arguments;
-        if (expression.kind !== 78 || expression.escapedText !== "require") {
-            return false;
-        }
-        if (args.length !== 1) {
-            return false;
-        }
-        var arg = args[0];
-        return !requireStringLiteralLikeArgument || ts.isStringLiteralLike(arg);
-    }
-    ts.isRequireCall = isRequireCall;
-    function isRequireVariableDeclaration(node, requireStringLiteralLikeArgument) {
-        if (node.kind === 198) {
-            node = node.parent.parent;
-        }
-        return ts.isVariableDeclaration(node) && !!node.initializer && isRequireCall(getLeftmostAccessExpression(node.initializer), requireStringLiteralLikeArgument);
-    }
-    ts.isRequireVariableDeclaration = isRequireVariableDeclaration;
-    function isRequireVariableStatement(node, requireStringLiteralLikeArgument) {
-        if (requireStringLiteralLikeArgument === void 0) { requireStringLiteralLikeArgument = true; }
-        return ts.isVariableStatement(node)
-            && node.declarationList.declarations.length > 0
-            && ts.every(node.declarationList.declarations, function (decl) { return isRequireVariableDeclaration(decl, requireStringLiteralLikeArgument); });
-    }
-    ts.isRequireVariableStatement = isRequireVariableStatement;
-    function isSingleOrDoubleQuote(charCode) {
-        return charCode === 39 || charCode === 34;
-    }
-    ts.isSingleOrDoubleQuote = isSingleOrDoubleQuote;
-    function isStringDoubleQuoted(str, sourceFile) {
-        return getSourceTextOfNodeFromSourceFile(sourceFile, str).charCodeAt(0) === 34;
-    }
-    ts.isStringDoubleQuoted = isStringDoubleQuoted;
-    function isAssignmentDeclaration(decl) {
-        return ts.isBinaryExpression(decl) || isAccessExpression(decl) || ts.isIdentifier(decl) || ts.isCallExpression(decl);
-    }
-    ts.isAssignmentDeclaration = isAssignmentDeclaration;
-    function getEffectiveInitializer(node) {
-        if (isInJSFile(node) && node.initializer &&
-            ts.isBinaryExpression(node.initializer) &&
-            (node.initializer.operatorToken.kind === 56 || node.initializer.operatorToken.kind === 60) &&
-            node.name && isEntityNameExpression(node.name) && isSameEntityName(node.name, node.initializer.left)) {
-            return node.initializer.right;
-        }
-        return node.initializer;
-    }
-    ts.getEffectiveInitializer = getEffectiveInitializer;
-    function getDeclaredExpandoInitializer(node) {
-        var init = getEffectiveInitializer(node);
-        return init && getExpandoInitializer(init, isPrototypeAccess(node.name));
-    }
-    ts.getDeclaredExpandoInitializer = getDeclaredExpandoInitializer;
-    function hasExpandoValueProperty(node, isPrototypeAssignment) {
-        return ts.forEach(node.properties, function (p) {
-            return ts.isPropertyAssignment(p) &&
-                ts.isIdentifier(p.name) &&
-                p.name.escapedText === "value" &&
-                p.initializer &&
-                getExpandoInitializer(p.initializer, isPrototypeAssignment);
-        });
-    }
-    function getAssignedExpandoInitializer(node) {
-        if (node && node.parent && ts.isBinaryExpression(node.parent) && node.parent.operatorToken.kind === 62) {
-            var isPrototypeAssignment = isPrototypeAccess(node.parent.left);
-            return getExpandoInitializer(node.parent.right, isPrototypeAssignment) ||
-                getDefaultedExpandoInitializer(node.parent.left, node.parent.right, isPrototypeAssignment);
-        }
-        if (node && ts.isCallExpression(node) && isBindableObjectDefinePropertyCall(node)) {
-            var result = hasExpandoValueProperty(node.arguments[2], node.arguments[1].text === "prototype");
-            if (result) {
-                return result;
-            }
-        }
-    }
-    ts.getAssignedExpandoInitializer = getAssignedExpandoInitializer;
-    function getExpandoInitializer(initializer, isPrototypeAssignment) {
-        if (ts.isCallExpression(initializer)) {
-            var e = skipParentheses(initializer.expression);
-            return e.kind === 208 || e.kind === 209 ? initializer : undefined;
-        }
-        if (initializer.kind === 208 ||
-            initializer.kind === 221 ||
-            initializer.kind === 209) {
-            return initializer;
-        }
-        if (ts.isObjectLiteralExpression(initializer) && (initializer.properties.length === 0 || isPrototypeAssignment)) {
-            return initializer;
-        }
-    }
-    ts.getExpandoInitializer = getExpandoInitializer;
-    function getDefaultedExpandoInitializer(name, initializer, isPrototypeAssignment) {
-        var e = ts.isBinaryExpression(initializer)
-            && (initializer.operatorToken.kind === 56 || initializer.operatorToken.kind === 60)
-            && getExpandoInitializer(initializer.right, isPrototypeAssignment);
-        if (e && isSameEntityName(name, initializer.left)) {
-            return e;
-        }
-    }
-    function isDefaultedExpandoInitializer(node) {
-        var name = ts.isVariableDeclaration(node.parent) ? node.parent.name :
-            ts.isBinaryExpression(node.parent) && node.parent.operatorToken.kind === 62 ? node.parent.left :
-                undefined;
-        return name && getExpandoInitializer(node.right, isPrototypeAccess(name)) && isEntityNameExpression(name) && isSameEntityName(name, node.left);
-    }
-    ts.isDefaultedExpandoInitializer = isDefaultedExpandoInitializer;
-    function getNameOfExpando(node) {
-        if (ts.isBinaryExpression(node.parent)) {
-            var parent = ((node.parent.operatorToken.kind === 56 || node.parent.operatorToken.kind === 60) && ts.isBinaryExpression(node.parent.parent)) ? node.parent.parent : node.parent;
-            if (parent.operatorToken.kind === 62 && ts.isIdentifier(parent.left)) {
-                return parent.left;
-            }
-        }
-        else if (ts.isVariableDeclaration(node.parent)) {
-            return node.parent.name;
-        }
-    }
-    ts.getNameOfExpando = getNameOfExpando;
-    function isSameEntityName(name, initializer) {
-        if (isPropertyNameLiteral(name) && isPropertyNameLiteral(initializer)) {
-            return getTextOfIdentifierOrLiteral(name) === getTextOfIdentifierOrLiteral(initializer);
-        }
-        if (ts.isIdentifier(name) && isLiteralLikeAccess(initializer) &&
-            (initializer.expression.kind === 107 ||
-                ts.isIdentifier(initializer.expression) &&
-                    (initializer.expression.escapedText === "window" ||
-                        initializer.expression.escapedText === "self" ||
-                        initializer.expression.escapedText === "global"))) {
-            var nameOrArgument = getNameOrArgument(initializer);
-            if (ts.isPrivateIdentifier(nameOrArgument)) {
-                ts.Debug.fail("Unexpected PrivateIdentifier in name expression with literal-like access.");
-            }
-            return isSameEntityName(name, nameOrArgument);
-        }
-        if (isLiteralLikeAccess(name) && isLiteralLikeAccess(initializer)) {
-            return getElementOrPropertyAccessName(name) === getElementOrPropertyAccessName(initializer)
-                && isSameEntityName(name.expression, initializer.expression);
-        }
-        return false;
-    }
-    ts.isSameEntityName = isSameEntityName;
-    function getRightMostAssignedExpression(node) {
-        while (isAssignmentExpression(node, true)) {
-            node = node.right;
-        }
-        return node;
-    }
-    ts.getRightMostAssignedExpression = getRightMostAssignedExpression;
-    function isExportsIdentifier(node) {
-        return ts.isIdentifier(node) && node.escapedText === "exports";
-    }
-    ts.isExportsIdentifier = isExportsIdentifier;
-    function isModuleIdentifier(node) {
-        return ts.isIdentifier(node) && node.escapedText === "module";
-    }
-    ts.isModuleIdentifier = isModuleIdentifier;
-    function isModuleExportsAccessExpression(node) {
-        return (ts.isPropertyAccessExpression(node) || isLiteralLikeElementAccess(node))
-            && isModuleIdentifier(node.expression)
-            && getElementOrPropertyAccessName(node) === "exports";
-    }
-    ts.isModuleExportsAccessExpression = isModuleExportsAccessExpression;
-    function getAssignmentDeclarationKind(expr) {
-        var special = getAssignmentDeclarationKindWorker(expr);
-        return special === 5 || isInJSFile(expr) ? special : 0;
-    }
-    ts.getAssignmentDeclarationKind = getAssignmentDeclarationKind;
-    function isBindableObjectDefinePropertyCall(expr) {
-        return ts.length(expr.arguments) === 3 &&
-            ts.isPropertyAccessExpression(expr.expression) &&
-            ts.isIdentifier(expr.expression.expression) &&
-            ts.idText(expr.expression.expression) === "Object" &&
-            ts.idText(expr.expression.name) === "defineProperty" &&
-            isStringOrNumericLiteralLike(expr.arguments[1]) &&
-            isBindableStaticNameExpression(expr.arguments[0], true);
-    }
-    ts.isBindableObjectDefinePropertyCall = isBindableObjectDefinePropertyCall;
-    function isLiteralLikeAccess(node) {
-        return ts.isPropertyAccessExpression(node) || isLiteralLikeElementAccess(node);
-    }
-    ts.isLiteralLikeAccess = isLiteralLikeAccess;
-    function isLiteralLikeElementAccess(node) {
-        return ts.isElementAccessExpression(node) && (isStringOrNumericLiteralLike(node.argumentExpression) ||
-            isWellKnownSymbolSyntactically(node.argumentExpression));
-    }
-    ts.isLiteralLikeElementAccess = isLiteralLikeElementAccess;
-    function isBindableStaticAccessExpression(node, excludeThisKeyword) {
-        return ts.isPropertyAccessExpression(node) && (!excludeThisKeyword && node.expression.kind === 107 || ts.isIdentifier(node.name) && isBindableStaticNameExpression(node.expression, true))
-            || isBindableStaticElementAccessExpression(node, excludeThisKeyword);
-    }
-    ts.isBindableStaticAccessExpression = isBindableStaticAccessExpression;
-    function isBindableStaticElementAccessExpression(node, excludeThisKeyword) {
-        return isLiteralLikeElementAccess(node)
-            && ((!excludeThisKeyword && node.expression.kind === 107) ||
-                isEntityNameExpression(node.expression) ||
-                isBindableStaticAccessExpression(node.expression, true));
-    }
-    ts.isBindableStaticElementAccessExpression = isBindableStaticElementAccessExpression;
-    function isBindableStaticNameExpression(node, excludeThisKeyword) {
-        return isEntityNameExpression(node) || isBindableStaticAccessExpression(node, excludeThisKeyword);
-    }
-    ts.isBindableStaticNameExpression = isBindableStaticNameExpression;
-    function getNameOrArgument(expr) {
-        if (ts.isPropertyAccessExpression(expr)) {
-            return expr.name;
-        }
-        return expr.argumentExpression;
-    }
-    ts.getNameOrArgument = getNameOrArgument;
-    function getAssignmentDeclarationKindWorker(expr) {
-        if (ts.isCallExpression(expr)) {
-            if (!isBindableObjectDefinePropertyCall(expr)) {
-                return 0;
-            }
-            var entityName = expr.arguments[0];
-            if (isExportsIdentifier(entityName) || isModuleExportsAccessExpression(entityName)) {
-                return 8;
-            }
-            if (isBindableStaticAccessExpression(entityName) && getElementOrPropertyAccessName(entityName) === "prototype") {
-                return 9;
-            }
-            return 7;
-        }
-        if (expr.operatorToken.kind !== 62 || !isAccessExpression(expr.left) || isVoidZero(getRightMostAssignedExpression(expr))) {
-            return 0;
-        }
-        if (isBindableStaticNameExpression(expr.left.expression, true) && getElementOrPropertyAccessName(expr.left) === "prototype" && ts.isObjectLiteralExpression(getInitializerOfBinaryExpression(expr))) {
-            return 6;
-        }
-        return getAssignmentDeclarationPropertyAccessKind(expr.left);
-    }
-    function isVoidZero(node) {
-        return ts.isVoidExpression(node) && ts.isNumericLiteral(node.expression) && node.expression.text === "0";
-    }
-    function getElementOrPropertyAccessArgumentExpressionOrName(node) {
-        if (ts.isPropertyAccessExpression(node)) {
-            return node.name;
-        }
-        var arg = skipParentheses(node.argumentExpression);
-        if (ts.isNumericLiteral(arg) || ts.isStringLiteralLike(arg)) {
-            return arg;
-        }
-        return node;
-    }
-    ts.getElementOrPropertyAccessArgumentExpressionOrName = getElementOrPropertyAccessArgumentExpressionOrName;
-    function getElementOrPropertyAccessName(node) {
-        var name = getElementOrPropertyAccessArgumentExpressionOrName(node);
-        if (name) {
-            if (ts.isIdentifier(name)) {
-                return name.escapedText;
-            }
-            if (ts.isStringLiteralLike(name) || ts.isNumericLiteral(name)) {
-                return ts.escapeLeadingUnderscores(name.text);
-            }
-        }
-        if (ts.isElementAccessExpression(node) && isWellKnownSymbolSyntactically(node.argumentExpression)) {
-            return getPropertyNameForKnownSymbolName(ts.idText(node.argumentExpression.name));
-        }
-        return undefined;
-    }
-    ts.getElementOrPropertyAccessName = getElementOrPropertyAccessName;
-    function getAssignmentDeclarationPropertyAccessKind(lhs) {
-        if (lhs.expression.kind === 107) {
-            return 4;
-        }
-        else if (isModuleExportsAccessExpression(lhs)) {
-            return 2;
-        }
-        else if (isBindableStaticNameExpression(lhs.expression, true)) {
-            if (isPrototypeAccess(lhs.expression)) {
-                return 3;
-            }
-            var nextToLast = lhs;
-            while (!ts.isIdentifier(nextToLast.expression)) {
-                nextToLast = nextToLast.expression;
-            }
-            var id = nextToLast.expression;
-            if ((id.escapedText === "exports" ||
-                id.escapedText === "module" && getElementOrPropertyAccessName(nextToLast) === "exports") &&
-                isBindableStaticAccessExpression(lhs)) {
-                return 1;
-            }
-            if (isBindableStaticNameExpression(lhs, true) || (ts.isElementAccessExpression(lhs) && isDynamicName(lhs))) {
-                return 5;
-            }
-        }
-        return 0;
-    }
-    ts.getAssignmentDeclarationPropertyAccessKind = getAssignmentDeclarationPropertyAccessKind;
-    function getInitializerOfBinaryExpression(expr) {
-        while (ts.isBinaryExpression(expr.right)) {
-            expr = expr.right;
-        }
-        return expr.right;
-    }
-    ts.getInitializerOfBinaryExpression = getInitializerOfBinaryExpression;
-    function isPrototypePropertyAssignment(node) {
-        return ts.isBinaryExpression(node) && getAssignmentDeclarationKind(node) === 3;
-    }
-    ts.isPrototypePropertyAssignment = isPrototypePropertyAssignment;
-    function isSpecialPropertyDeclaration(expr) {
-        return isInJSFile(expr) &&
-            expr.parent && expr.parent.kind === 233 &&
-            (!ts.isElementAccessExpression(expr) || isLiteralLikeElementAccess(expr)) &&
-            !!ts.getJSDocTypeTag(expr.parent);
-    }
-    ts.isSpecialPropertyDeclaration = isSpecialPropertyDeclaration;
-    function setValueDeclaration(symbol, node) {
-        var valueDeclaration = symbol.valueDeclaration;
-        if (!valueDeclaration ||
-            !(node.flags & 8388608 && !(valueDeclaration.flags & 8388608)) &&
-                (isAssignmentDeclaration(valueDeclaration) && !isAssignmentDeclaration(node)) ||
-            (valueDeclaration.kind !== node.kind && isEffectiveModuleDeclaration(valueDeclaration))) {
-            symbol.valueDeclaration = node;
-        }
-    }
-    ts.setValueDeclaration = setValueDeclaration;
-    function isFunctionSymbol(symbol) {
-        if (!symbol || !symbol.valueDeclaration) {
-            return false;
-        }
-        var decl = symbol.valueDeclaration;
-        return decl.kind === 251 || ts.isVariableDeclaration(decl) && decl.initializer && ts.isFunctionLike(decl.initializer);
-    }
-    ts.isFunctionSymbol = isFunctionSymbol;
-    function importFromModuleSpecifier(node) {
-        return tryGetImportFromModuleSpecifier(node) || ts.Debug.failBadSyntaxKind(node.parent);
-    }
-    ts.importFromModuleSpecifier = importFromModuleSpecifier;
-    function tryGetImportFromModuleSpecifier(node) {
-        switch (node.parent.kind) {
-            case 261:
-            case 267:
-                return node.parent;
-            case 272:
-                return node.parent.parent;
-            case 203:
-                return isImportCall(node.parent) || isRequireCall(node.parent, false) ? node.parent : undefined;
-            case 191:
-                ts.Debug.assert(ts.isStringLiteral(node));
-                return ts.tryCast(node.parent.parent, ts.isImportTypeNode);
-            default:
-                return undefined;
-        }
-    }
-    ts.tryGetImportFromModuleSpecifier = tryGetImportFromModuleSpecifier;
-    function getExternalModuleName(node) {
-        switch (node.kind) {
-            case 261:
-            case 267:
-                return node.moduleSpecifier;
-            case 260:
-                return node.moduleReference.kind === 272 ? node.moduleReference.expression : undefined;
-            case 195:
-                return isLiteralImportTypeNode(node) ? node.argument.literal : undefined;
-            default:
-                return ts.Debug.assertNever(node);
-        }
-    }
-    ts.getExternalModuleName = getExternalModuleName;
-    function getNamespaceDeclarationNode(node) {
-        switch (node.kind) {
-            case 261:
-                return node.importClause && ts.tryCast(node.importClause.namedBindings, ts.isNamespaceImport);
-            case 260:
-                return node;
-            case 267:
-                return node.exportClause && ts.tryCast(node.exportClause, ts.isNamespaceExport);
-            default:
-                return ts.Debug.assertNever(node);
-        }
-    }
-    ts.getNamespaceDeclarationNode = getNamespaceDeclarationNode;
-    function isDefaultImport(node) {
-        return node.kind === 261 && !!node.importClause && !!node.importClause.name;
-    }
-    ts.isDefaultImport = isDefaultImport;
-    function forEachImportClauseDeclaration(node, action) {
-        if (node.name) {
-            var result = action(node);
-            if (result)
-                return result;
-        }
-        if (node.namedBindings) {
-            var result = ts.isNamespaceImport(node.namedBindings)
-                ? action(node.namedBindings)
-                : ts.forEach(node.namedBindings.elements, action);
-            if (result)
-                return result;
-        }
-    }
-    ts.forEachImportClauseDeclaration = forEachImportClauseDeclaration;
-    function hasQuestionToken(node) {
-        if (node) {
-            switch (node.kind) {
-                case 160:
-                case 165:
-                case 164:
-                case 289:
-                case 288:
-                case 163:
-                case 162:
-                    return node.questionToken !== undefined;
-            }
-        }
-        return false;
-    }
-    ts.hasQuestionToken = hasQuestionToken;
-    function isJSDocConstructSignature(node) {
-        var param = ts.isJSDocFunctionType(node) ? ts.firstOrUndefined(node.parameters) : undefined;
-        var name = ts.tryCast(param && param.name, ts.isIdentifier);
-        return !!name && name.escapedText === "new";
-    }
-    ts.isJSDocConstructSignature = isJSDocConstructSignature;
-    function isJSDocTypeAlias(node) {
-        return node.kind === 331 || node.kind === 324 || node.kind === 325;
-    }
-    ts.isJSDocTypeAlias = isJSDocTypeAlias;
-    function isTypeAlias(node) {
-        return isJSDocTypeAlias(node) || ts.isTypeAliasDeclaration(node);
-    }
-    ts.isTypeAlias = isTypeAlias;
-    function getSourceOfAssignment(node) {
-        return ts.isExpressionStatement(node) &&
-            ts.isBinaryExpression(node.expression) &&
-            node.expression.operatorToken.kind === 62
-            ? getRightMostAssignedExpression(node.expression)
-            : undefined;
-    }
-    function getSourceOfDefaultedAssignment(node) {
-        return ts.isExpressionStatement(node) &&
-            ts.isBinaryExpression(node.expression) &&
-            getAssignmentDeclarationKind(node.expression) !== 0 &&
-            ts.isBinaryExpression(node.expression.right) &&
-            (node.expression.right.operatorToken.kind === 56 || node.expression.right.operatorToken.kind === 60)
-            ? node.expression.right.right
-            : undefined;
-    }
-    function getSingleInitializerOfVariableStatementOrPropertyDeclaration(node) {
-        switch (node.kind) {
-            case 232:
-                var v = getSingleVariableOfVariableStatement(node);
-                return v && v.initializer;
-            case 163:
-                return node.initializer;
-            case 288:
-                return node.initializer;
-        }
-    }
-    ts.getSingleInitializerOfVariableStatementOrPropertyDeclaration = getSingleInitializerOfVariableStatementOrPropertyDeclaration;
-    function getSingleVariableOfVariableStatement(node) {
-        return ts.isVariableStatement(node) ? ts.firstOrUndefined(node.declarationList.declarations) : undefined;
-    }
-    ts.getSingleVariableOfVariableStatement = getSingleVariableOfVariableStatement;
-    function getNestedModuleDeclaration(node) {
-        return ts.isModuleDeclaration(node) &&
-            node.body &&
-            node.body.kind === 256
-            ? node.body
-            : undefined;
-    }
-    function getJSDocCommentsAndTags(hostNode, noCache) {
-        var result;
-        if (isVariableLike(hostNode) && ts.hasInitializer(hostNode) && ts.hasJSDocNodes(hostNode.initializer)) {
-            result = ts.append(result, ts.last(hostNode.initializer.jsDoc));
-        }
-        var node = hostNode;
-        while (node && node.parent) {
-            if (ts.hasJSDocNodes(node)) {
-                result = ts.append(result, ts.last(node.jsDoc));
-            }
-            if (node.kind === 160) {
-                result = ts.addRange(result, (noCache ? ts.getJSDocParameterTagsNoCache : ts.getJSDocParameterTags)(node));
-                break;
-            }
-            if (node.kind === 159) {
-                result = ts.addRange(result, (noCache ? ts.getJSDocTypeParameterTagsNoCache : ts.getJSDocTypeParameterTags)(node));
-                break;
-            }
-            node = getNextJSDocCommentLocation(node);
-        }
-        return result || ts.emptyArray;
-    }
-    ts.getJSDocCommentsAndTags = getJSDocCommentsAndTags;
-    function getNextJSDocCommentLocation(node) {
-        var parent = node.parent;
-        if (parent.kind === 288 ||
-            parent.kind === 266 ||
-            parent.kind === 163 ||
-            parent.kind === 233 && node.kind === 201 ||
-            getNestedModuleDeclaration(parent) ||
-            ts.isBinaryExpression(node) && node.operatorToken.kind === 62) {
-            return parent;
-        }
-        else if (parent.parent &&
-            (getSingleVariableOfVariableStatement(parent.parent) === node ||
-                ts.isBinaryExpression(parent) && parent.operatorToken.kind === 62)) {
-            return parent.parent;
-        }
-        else if (parent.parent && parent.parent.parent &&
-            (getSingleVariableOfVariableStatement(parent.parent.parent) ||
-                getSingleInitializerOfVariableStatementOrPropertyDeclaration(parent.parent.parent) === node ||
-                getSourceOfDefaultedAssignment(parent.parent.parent))) {
-            return parent.parent.parent;
-        }
-    }
-    function getParameterSymbolFromJSDoc(node) {
-        if (node.symbol) {
-            return node.symbol;
-        }
-        if (!ts.isIdentifier(node.name)) {
-            return undefined;
-        }
-        var name = node.name.escapedText;
-        var decl = getHostSignatureFromJSDoc(node);
-        if (!decl) {
-            return undefined;
-        }
-        var parameter = ts.find(decl.parameters, function (p) { return p.name.kind === 78 && p.name.escapedText === name; });
-        return parameter && parameter.symbol;
-    }
-    ts.getParameterSymbolFromJSDoc = getParameterSymbolFromJSDoc;
-    function getHostSignatureFromJSDoc(node) {
-        var host = getEffectiveJSDocHost(node);
-        return host && ts.isFunctionLike(host) ? host : undefined;
-    }
-    ts.getHostSignatureFromJSDoc = getHostSignatureFromJSDoc;
-    function getEffectiveJSDocHost(node) {
-        var host = getJSDocHost(node);
-        var decl = getSourceOfDefaultedAssignment(host) ||
-            getSourceOfAssignment(host) ||
-            getSingleInitializerOfVariableStatementOrPropertyDeclaration(host) ||
-            getSingleVariableOfVariableStatement(host) ||
-            getNestedModuleDeclaration(host) ||
-            host;
-        return decl;
-    }
-    ts.getEffectiveJSDocHost = getEffectiveJSDocHost;
-    function getJSDocHost(node) {
-        return ts.Debug.checkDefined(ts.findAncestor(node.parent, ts.isJSDoc)).parent;
-    }
-    ts.getJSDocHost = getJSDocHost;
-    function getTypeParameterFromJsDoc(node) {
-        var name = node.name.escapedText;
-        var typeParameters = node.parent.parent.parent.typeParameters;
-        return typeParameters && ts.find(typeParameters, function (p) { return p.name.escapedText === name; });
-    }
-    ts.getTypeParameterFromJsDoc = getTypeParameterFromJsDoc;
-    function hasRestParameter(s) {
-        var last = ts.lastOrUndefined(s.parameters);
-        return !!last && isRestParameter(last);
-    }
-    ts.hasRestParameter = hasRestParameter;
-    function isRestParameter(node) {
-        var type = ts.isJSDocParameterTag(node) ? (node.typeExpression && node.typeExpression.type) : node.type;
-        return node.dotDotDotToken !== undefined || !!type && type.kind === 309;
-    }
-    ts.isRestParameter = isRestParameter;
-    function hasTypeArguments(node) {
-        return !!node.typeArguments;
-    }
-    ts.hasTypeArguments = hasTypeArguments;
-    function getAssignmentTargetKind(node) {
-        var parent = node.parent;
-        while (true) {
-            switch (parent.kind) {
-                case 216:
-                    var binaryOperator = parent.operatorToken.kind;
-                    return isAssignmentOperator(binaryOperator) && parent.left === node ?
-                        binaryOperator === 62 || isLogicalOrCoalescingAssignmentOperator(binaryOperator) ? 1 : 2 :
-                        0;
-                case 214:
-                case 215:
-                    var unaryOperator = parent.operator;
-                    return unaryOperator === 45 || unaryOperator === 46 ? 2 : 0;
-                case 238:
-                case 239:
-                    return parent.initializer === node ? 1 : 0;
-                case 207:
-                case 199:
-                case 220:
-                case 225:
-                    node = parent;
-                    break;
-                case 289:
-                    if (parent.name !== node) {
-                        return 0;
-                    }
-                    node = parent.parent;
-                    break;
-                case 288:
-                    if (parent.name === node) {
-                        return 0;
-                    }
-                    node = parent.parent;
-                    break;
-                default:
-                    return 0;
-            }
-            parent = node.parent;
-        }
-    }
-    ts.getAssignmentTargetKind = getAssignmentTargetKind;
-    function isAssignmentTarget(node) {
-        return getAssignmentTargetKind(node) !== 0;
-    }
-    ts.isAssignmentTarget = isAssignmentTarget;
-    function isNodeWithPossibleHoistedDeclaration(node) {
-        switch (node.kind) {
-            case 230:
-            case 232:
-            case 243:
-            case 234:
-            case 244:
-            case 258:
-            case 284:
-            case 285:
-            case 245:
-            case 237:
-            case 238:
-            case 239:
-            case 235:
-            case 236:
-            case 247:
-            case 287:
-                return true;
-        }
-        return false;
-    }
-    ts.isNodeWithPossibleHoistedDeclaration = isNodeWithPossibleHoistedDeclaration;
-    function isValueSignatureDeclaration(node) {
-        return ts.isFunctionExpression(node) || ts.isArrowFunction(node) || ts.isMethodOrAccessor(node) || ts.isFunctionDeclaration(node) || ts.isConstructorDeclaration(node);
-    }
-    ts.isValueSignatureDeclaration = isValueSignatureDeclaration;
-    function walkUp(node, kind) {
-        while (node && node.kind === kind) {
-            node = node.parent;
-        }
-        return node;
-    }
-    function walkUpParenthesizedTypes(node) {
-        return walkUp(node, 186);
-    }
-    ts.walkUpParenthesizedTypes = walkUpParenthesizedTypes;
-    function walkUpParenthesizedExpressions(node) {
-        return walkUp(node, 207);
-    }
-    ts.walkUpParenthesizedExpressions = walkUpParenthesizedExpressions;
-    function walkUpParenthesizedTypesAndGetParentAndChild(node) {
-        var child;
-        while (node && node.kind === 186) {
-            child = node;
-            node = node.parent;
-        }
-        return [child, node];
-    }
-    ts.walkUpParenthesizedTypesAndGetParentAndChild = walkUpParenthesizedTypesAndGetParentAndChild;
-    function skipParentheses(node) {
-        return ts.skipOuterExpressions(node, 1);
-    }
-    ts.skipParentheses = skipParentheses;
-    function skipParenthesesUp(node) {
-        while (node.kind === 207) {
-            node = node.parent;
-        }
-        return node;
-    }
-    function isDeleteTarget(node) {
-        if (node.kind !== 201 && node.kind !== 202) {
-            return false;
-        }
-        node = walkUpParenthesizedExpressions(node.parent);
-        return node && node.kind === 210;
-    }
-    ts.isDeleteTarget = isDeleteTarget;
-    function isNodeDescendantOf(node, ancestor) {
-        while (node) {
-            if (node === ancestor)
-                return true;
-            node = node.parent;
-        }
-        return false;
-    }
-    ts.isNodeDescendantOf = isNodeDescendantOf;
-    function isDeclarationName(name) {
-        return !ts.isSourceFile(name) && !ts.isBindingPattern(name) && ts.isDeclaration(name.parent) && name.parent.name === name;
-    }
-    ts.isDeclarationName = isDeclarationName;
-    function getDeclarationFromName(name) {
-        var parent = name.parent;
-        switch (name.kind) {
-            case 10:
-            case 14:
-            case 8:
-                if (ts.isComputedPropertyName(parent))
-                    return parent.parent;
-            case 78:
-                if (ts.isDeclaration(parent)) {
-                    return parent.name === name ? parent : undefined;
-                }
-                else if (ts.isQualifiedName(parent)) {
-                    var tag = parent.parent;
-                    return ts.isJSDocParameterTag(tag) && tag.name === parent ? tag : undefined;
-                }
-                else {
-                    var binExp = parent.parent;
-                    return ts.isBinaryExpression(binExp) &&
-                        getAssignmentDeclarationKind(binExp) !== 0 &&
-                        (binExp.left.symbol || binExp.symbol) &&
-                        ts.getNameOfDeclaration(binExp) === name
-                        ? binExp
-                        : undefined;
-                }
-            case 79:
-                return ts.isDeclaration(parent) && parent.name === name ? parent : undefined;
-            default:
-                return undefined;
-        }
-    }
-    ts.getDeclarationFromName = getDeclarationFromName;
-    function isLiteralComputedPropertyDeclarationName(node) {
-        return isStringOrNumericLiteralLike(node) &&
-            node.parent.kind === 158 &&
-            ts.isDeclaration(node.parent.parent);
-    }
-    ts.isLiteralComputedPropertyDeclarationName = isLiteralComputedPropertyDeclarationName;
-    function isIdentifierName(node) {
-        var parent = node.parent;
-        switch (parent.kind) {
-            case 163:
-            case 162:
-            case 165:
-            case 164:
-            case 167:
-            case 168:
-            case 291:
-            case 288:
-            case 201:
-                return parent.name === node;
-            case 157:
-                return parent.right === node;
-            case 198:
-            case 265:
-                return parent.propertyName === node;
-            case 270:
-            case 280:
-                return true;
-        }
-        return false;
-    }
-    ts.isIdentifierName = isIdentifierName;
-    function isAliasSymbolDeclaration(node) {
-        return node.kind === 260 ||
-            node.kind === 259 ||
-            node.kind === 262 && !!node.name ||
-            node.kind === 263 ||
-            node.kind === 269 ||
-            node.kind === 265 ||
-            node.kind === 270 ||
-            node.kind === 266 && exportAssignmentIsAlias(node) ||
-            ts.isBinaryExpression(node) && getAssignmentDeclarationKind(node) === 2 && exportAssignmentIsAlias(node) ||
-            ts.isPropertyAccessExpression(node) && ts.isBinaryExpression(node.parent) && node.parent.left === node && node.parent.operatorToken.kind === 62 && isAliasableExpression(node.parent.right) ||
-            node.kind === 289 ||
-            node.kind === 288 && isAliasableExpression(node.initializer);
-    }
-    ts.isAliasSymbolDeclaration = isAliasSymbolDeclaration;
-    function getAliasDeclarationFromName(node) {
-        switch (node.parent.kind) {
-            case 262:
-            case 265:
-            case 263:
-            case 270:
-            case 266:
-            case 260:
-                return node.parent;
-            case 157:
-                do {
-                    node = node.parent;
-                } while (node.parent.kind === 157);
-                return getAliasDeclarationFromName(node);
-        }
-    }
-    ts.getAliasDeclarationFromName = getAliasDeclarationFromName;
-    function isAliasableExpression(e) {
-        return isEntityNameExpression(e) || ts.isClassExpression(e);
-    }
-    ts.isAliasableExpression = isAliasableExpression;
-    function exportAssignmentIsAlias(node) {
-        var e = getExportAssignmentExpression(node);
-        return isAliasableExpression(e);
-    }
-    ts.exportAssignmentIsAlias = exportAssignmentIsAlias;
-    function getExportAssignmentExpression(node) {
-        return ts.isExportAssignment(node) ? node.expression : node.right;
-    }
-    ts.getExportAssignmentExpression = getExportAssignmentExpression;
-    function getPropertyAssignmentAliasLikeExpression(node) {
-        return node.kind === 289 ? node.name : node.kind === 288 ? node.initializer :
-            node.parent.right;
-    }
-    ts.getPropertyAssignmentAliasLikeExpression = getPropertyAssignmentAliasLikeExpression;
-    function getEffectiveBaseTypeNode(node) {
-        var baseType = getClassExtendsHeritageElement(node);
-        if (baseType && isInJSFile(node)) {
-            var tag = ts.getJSDocAugmentsTag(node);
-            if (tag) {
-                return tag.class;
-            }
-        }
-        return baseType;
-    }
-    ts.getEffectiveBaseTypeNode = getEffectiveBaseTypeNode;
-    function getClassExtendsHeritageElement(node) {
-        var heritageClause = getHeritageClause(node.heritageClauses, 93);
-        return heritageClause && heritageClause.types.length > 0 ? heritageClause.types[0] : undefined;
-    }
-    ts.getClassExtendsHeritageElement = getClassExtendsHeritageElement;
-    function getEffectiveImplementsTypeNodes(node) {
-        if (isInJSFile(node)) {
-            return ts.getJSDocImplementsTags(node).map(function (n) { return n.class; });
-        }
-        else {
-            var heritageClause = getHeritageClause(node.heritageClauses, 116);
-            return heritageClause === null || heritageClause === void 0 ? void 0 : heritageClause.types;
-        }
-    }
-    ts.getEffectiveImplementsTypeNodes = getEffectiveImplementsTypeNodes;
-    function getAllSuperTypeNodes(node) {
-        return ts.isInterfaceDeclaration(node) ? getInterfaceBaseTypeNodes(node) || ts.emptyArray :
-            ts.isClassLike(node) ? ts.concatenate(ts.singleElementArray(getEffectiveBaseTypeNode(node)), getEffectiveImplementsTypeNodes(node)) || ts.emptyArray :
-                ts.emptyArray;
-    }
-    ts.getAllSuperTypeNodes = getAllSuperTypeNodes;
-    function getInterfaceBaseTypeNodes(node) {
-        var heritageClause = getHeritageClause(node.heritageClauses, 93);
-        return heritageClause ? heritageClause.types : undefined;
-    }
-    ts.getInterfaceBaseTypeNodes = getInterfaceBaseTypeNodes;
-    function getHeritageClause(clauses, kind) {
-        if (clauses) {
-            for (var _i = 0, clauses_1 = clauses; _i < clauses_1.length; _i++) {
-                var clause = clauses_1[_i];
-                if (clause.token === kind) {
-                    return clause;
-                }
-            }
-        }
-        return undefined;
-    }
-    ts.getHeritageClause = getHeritageClause;
-    function getAncestor(node, kind) {
-        while (node) {
-            if (node.kind === kind) {
-                return node;
-            }
-            node = node.parent;
-        }
-        return undefined;
-    }
-    ts.getAncestor = getAncestor;
-    function isKeyword(token) {
-        return 80 <= token && token <= 156;
-    }
-    ts.isKeyword = isKeyword;
-    function isContextualKeyword(token) {
-        return 125 <= token && token <= 156;
-    }
-    ts.isContextualKeyword = isContextualKeyword;
-    function isNonContextualKeyword(token) {
-        return isKeyword(token) && !isContextualKeyword(token);
-    }
-    ts.isNonContextualKeyword = isNonContextualKeyword;
-    function isFutureReservedKeyword(token) {
-        return 116 <= token && token <= 124;
-    }
-    ts.isFutureReservedKeyword = isFutureReservedKeyword;
-    function isStringANonContextualKeyword(name) {
-        var token = ts.stringToToken(name);
-        return token !== undefined && isNonContextualKeyword(token);
-    }
-    ts.isStringANonContextualKeyword = isStringANonContextualKeyword;
-    function isStringAKeyword(name) {
-        var token = ts.stringToToken(name);
-        return token !== undefined && isKeyword(token);
-    }
-    ts.isStringAKeyword = isStringAKeyword;
-    function isIdentifierANonContextualKeyword(_a) {
-        var originalKeywordKind = _a.originalKeywordKind;
-        return !!originalKeywordKind && !isContextualKeyword(originalKeywordKind);
-    }
-    ts.isIdentifierANonContextualKeyword = isIdentifierANonContextualKeyword;
-    function isTrivia(token) {
-        return 2 <= token && token <= 7;
-    }
-    ts.isTrivia = isTrivia;
-    function getFunctionFlags(node) {
-        if (!node) {
-            return 4;
-        }
-        var flags = 0;
-        switch (node.kind) {
-            case 251:
-            case 208:
-            case 165:
-                if (node.asteriskToken) {
-                    flags |= 1;
-                }
-            case 209:
-                if (hasSyntacticModifier(node, 256)) {
-                    flags |= 2;
-                }
-                break;
-        }
-        if (!node.body) {
-            flags |= 4;
-        }
-        return flags;
-    }
-    ts.getFunctionFlags = getFunctionFlags;
-    function isAsyncFunction(node) {
-        switch (node.kind) {
-            case 251:
-            case 208:
-            case 209:
-            case 165:
-                return node.body !== undefined
-                    && node.asteriskToken === undefined
-                    && hasSyntacticModifier(node, 256);
-        }
-        return false;
-    }
-    ts.isAsyncFunction = isAsyncFunction;
-    function isStringOrNumericLiteralLike(node) {
-        return ts.isStringLiteralLike(node) || ts.isNumericLiteral(node);
-    }
-    ts.isStringOrNumericLiteralLike = isStringOrNumericLiteralLike;
-    function isSignedNumericLiteral(node) {
-        return ts.isPrefixUnaryExpression(node) && (node.operator === 39 || node.operator === 40) && ts.isNumericLiteral(node.operand);
-    }
-    ts.isSignedNumericLiteral = isSignedNumericLiteral;
-    function hasDynamicName(declaration) {
-        var name = ts.getNameOfDeclaration(declaration);
-        return !!name && isDynamicName(name);
-    }
-    ts.hasDynamicName = hasDynamicName;
-    function isDynamicName(name) {
-        if (!(name.kind === 158 || name.kind === 202)) {
-            return false;
-        }
-        var expr = ts.isElementAccessExpression(name) ? skipParentheses(name.argumentExpression) : name.expression;
-        return !isStringOrNumericLiteralLike(expr) &&
-            !isSignedNumericLiteral(expr) &&
-            !isWellKnownSymbolSyntactically(expr);
-    }
-    ts.isDynamicName = isDynamicName;
-    function isWellKnownSymbolSyntactically(node) {
-        return ts.isPropertyAccessExpression(node) && isESSymbolIdentifier(node.expression);
-    }
-    ts.isWellKnownSymbolSyntactically = isWellKnownSymbolSyntactically;
-    function getPropertyNameForPropertyNameNode(name) {
-        switch (name.kind) {
-            case 78:
-            case 79:
-                return name.escapedText;
-            case 10:
-            case 8:
-                return ts.escapeLeadingUnderscores(name.text);
-            case 158:
-                var nameExpression = name.expression;
-                if (isWellKnownSymbolSyntactically(nameExpression)) {
-                    return getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name));
-                }
-                else if (isStringOrNumericLiteralLike(nameExpression)) {
-                    return ts.escapeLeadingUnderscores(nameExpression.text);
-                }
-                else if (isSignedNumericLiteral(nameExpression)) {
-                    if (nameExpression.operator === 40) {
-                        return ts.tokenToString(nameExpression.operator) + nameExpression.operand.text;
-                    }
-                    return nameExpression.operand.text;
-                }
-                return undefined;
-            default:
-                return ts.Debug.assertNever(name);
-        }
-    }
-    ts.getPropertyNameForPropertyNameNode = getPropertyNameForPropertyNameNode;
-    function isPropertyNameLiteral(node) {
-        switch (node.kind) {
-            case 78:
-            case 10:
-            case 14:
-            case 8:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isPropertyNameLiteral = isPropertyNameLiteral;
-    function getTextOfIdentifierOrLiteral(node) {
-        return ts.isIdentifierOrPrivateIdentifier(node) ? ts.idText(node) : node.text;
-    }
-    ts.getTextOfIdentifierOrLiteral = getTextOfIdentifierOrLiteral;
-    function getEscapedTextOfIdentifierOrLiteral(node) {
-        return ts.isIdentifierOrPrivateIdentifier(node) ? node.escapedText : ts.escapeLeadingUnderscores(node.text);
-    }
-    ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
-    function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
-    }
-    ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
-    function getPropertyNameForKnownSymbolName(symbolName) {
-        return "__@" + symbolName;
-    }
-    ts.getPropertyNameForKnownSymbolName = getPropertyNameForKnownSymbolName;
-    function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
-    }
-    ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
-    function isKnownSymbol(symbol) {
-        return ts.startsWith(symbol.escapedName, "__@");
-    }
-    ts.isKnownSymbol = isKnownSymbol;
-    function isESSymbolIdentifier(node) {
-        return node.kind === 78 && node.escapedText === "Symbol";
-    }
-    ts.isESSymbolIdentifier = isESSymbolIdentifier;
-    function isPushOrUnshiftIdentifier(node) {
-        return node.escapedText === "push" || node.escapedText === "unshift";
-    }
-    ts.isPushOrUnshiftIdentifier = isPushOrUnshiftIdentifier;
-    function isParameterDeclaration(node) {
-        var root = getRootDeclaration(node);
-        return root.kind === 160;
-    }
-    ts.isParameterDeclaration = isParameterDeclaration;
-    function getRootDeclaration(node) {
-        while (node.kind === 198) {
-            node = node.parent.parent;
-        }
-        return node;
-    }
-    ts.getRootDeclaration = getRootDeclaration;
-    function nodeStartsNewLexicalEnvironment(node) {
-        var kind = node.kind;
-        return kind === 166
-            || kind === 208
-            || kind === 251
-            || kind === 209
-            || kind === 165
-            || kind === 167
-            || kind === 168
-            || kind === 256
-            || kind === 297;
-    }
-    ts.nodeStartsNewLexicalEnvironment = nodeStartsNewLexicalEnvironment;
-    function nodeIsSynthesized(range) {
-        return positionIsSynthesized(range.pos)
-            || positionIsSynthesized(range.end);
-    }
-    ts.nodeIsSynthesized = nodeIsSynthesized;
-    function getOriginalSourceFile(sourceFile) {
-        return ts.getParseTreeNode(sourceFile, ts.isSourceFile) || sourceFile;
-    }
-    ts.getOriginalSourceFile = getOriginalSourceFile;
-    function getExpressionAssociativity(expression) {
-        var operator = getOperator(expression);
-        var hasArguments = expression.kind === 204 && expression.arguments !== undefined;
-        return getOperatorAssociativity(expression.kind, operator, hasArguments);
-    }
-    ts.getExpressionAssociativity = getExpressionAssociativity;
-    function getOperatorAssociativity(kind, operator, hasArguments) {
-        switch (kind) {
-            case 204:
-                return hasArguments ? 0 : 1;
-            case 214:
-            case 211:
-            case 212:
-            case 210:
-            case 213:
-            case 217:
-            case 219:
-                return 1;
-            case 216:
-                switch (operator) {
-                    case 42:
-                    case 62:
-                    case 63:
-                    case 64:
-                    case 66:
-                    case 65:
-                    case 67:
-                    case 68:
-                    case 69:
-                    case 70:
-                    case 71:
-                    case 72:
-                    case 77:
-                    case 73:
-                    case 74:
-                    case 75:
-                    case 76:
-                        return 1;
-                }
-        }
-        return 0;
-    }
-    ts.getOperatorAssociativity = getOperatorAssociativity;
-    function getExpressionPrecedence(expression) {
-        var operator = getOperator(expression);
-        var hasArguments = expression.kind === 204 && expression.arguments !== undefined;
-        return getOperatorPrecedence(expression.kind, operator, hasArguments);
-    }
-    ts.getExpressionPrecedence = getExpressionPrecedence;
-    function getOperator(expression) {
-        if (expression.kind === 216) {
-            return expression.operatorToken.kind;
-        }
-        else if (expression.kind === 214 || expression.kind === 215) {
-            return expression.operator;
-        }
-        else {
-            return expression.kind;
-        }
-    }
-    ts.getOperator = getOperator;
-    function getOperatorPrecedence(nodeKind, operatorKind, hasArguments) {
-        switch (nodeKind) {
-            case 337:
-                return 0;
-            case 220:
-                return 1;
-            case 219:
-                return 2;
-            case 217:
-                return 4;
-            case 216:
-                switch (operatorKind) {
-                    case 27:
-                        return 0;
-                    case 62:
-                    case 63:
-                    case 64:
-                    case 66:
-                    case 65:
-                    case 67:
-                    case 68:
-                    case 69:
-                    case 70:
-                    case 71:
-                    case 72:
-                    case 77:
-                    case 73:
-                    case 74:
-                    case 75:
-                    case 76:
-                        return 3;
-                    default:
-                        return getBinaryOperatorPrecedence(operatorKind);
-                }
-            case 214:
-            case 211:
-            case 212:
-            case 210:
-            case 213:
-                return 16;
-            case 215:
-                return 17;
-            case 203:
-                return 18;
-            case 204:
-                return hasArguments ? 19 : 18;
-            case 205:
-            case 201:
-            case 202:
-                return 19;
-            case 107:
-            case 105:
-            case 78:
-            case 103:
-            case 109:
-            case 94:
-            case 8:
-            case 9:
-            case 10:
-            case 199:
-            case 200:
-            case 208:
-            case 209:
-            case 221:
-            case 13:
-            case 14:
-            case 218:
-            case 207:
-            case 222:
-            case 273:
-            case 274:
-            case 277:
-                return 20;
-            default:
-                return -1;
-        }
-    }
-    ts.getOperatorPrecedence = getOperatorPrecedence;
-    function getBinaryOperatorPrecedence(kind) {
-        switch (kind) {
-            case 60:
-                return 4;
-            case 56:
-                return 5;
-            case 55:
-                return 6;
-            case 51:
-                return 7;
-            case 52:
-                return 8;
-            case 50:
-                return 9;
-            case 34:
-            case 35:
-            case 36:
-            case 37:
-                return 10;
-            case 29:
-            case 31:
-            case 32:
-            case 33:
-            case 101:
-            case 100:
-            case 126:
-                return 11;
-            case 47:
-            case 48:
-            case 49:
-                return 12;
-            case 39:
-            case 40:
-                return 13;
-            case 41:
-            case 43:
-            case 44:
-                return 14;
-            case 42:
-                return 15;
-        }
-        return -1;
-    }
-    ts.getBinaryOperatorPrecedence = getBinaryOperatorPrecedence;
-    function getSemanticJsxChildren(children) {
-        return ts.filter(children, function (i) {
-            switch (i.kind) {
-                case 283:
-                    return !!i.expression;
-                case 11:
-                    return !i.containsOnlyTriviaWhiteSpaces;
-                default:
-                    return true;
-            }
-        });
-    }
-    ts.getSemanticJsxChildren = getSemanticJsxChildren;
-    function createDiagnosticCollection() {
-        var nonFileDiagnostics = [];
-        var filesWithDiagnostics = [];
-        var fileDiagnostics = new ts.Map();
-        var hasReadNonFileDiagnostics = false;
-        return {
-            add: add,
-            lookup: lookup,
-            getGlobalDiagnostics: getGlobalDiagnostics,
-            getDiagnostics: getDiagnostics,
-            reattachFileDiagnostics: reattachFileDiagnostics
-        };
-        function reattachFileDiagnostics(newFile) {
-            ts.forEach(fileDiagnostics.get(newFile.fileName), function (diagnostic) { return diagnostic.file = newFile; });
-        }
-        function lookup(diagnostic) {
-            var diagnostics;
-            if (diagnostic.file) {
-                diagnostics = fileDiagnostics.get(diagnostic.file.fileName);
-            }
-            else {
-                diagnostics = nonFileDiagnostics;
-            }
-            if (!diagnostics) {
-                return undefined;
-            }
-            var result = ts.binarySearch(diagnostics, diagnostic, ts.identity, compareDiagnosticsSkipRelatedInformation);
-            if (result >= 0) {
-                return diagnostics[result];
-            }
-            return undefined;
-        }
-        function add(diagnostic) {
-            var diagnostics;
-            if (diagnostic.file) {
-                diagnostics = fileDiagnostics.get(diagnostic.file.fileName);
-                if (!diagnostics) {
-                    diagnostics = [];
-                    fileDiagnostics.set(diagnostic.file.fileName, diagnostics);
-                    ts.insertSorted(filesWithDiagnostics, diagnostic.file.fileName, ts.compareStringsCaseSensitive);
-                }
-            }
-            else {
-                if (hasReadNonFileDiagnostics) {
-                    hasReadNonFileDiagnostics = false;
-                    nonFileDiagnostics = nonFileDiagnostics.slice();
-                }
-                diagnostics = nonFileDiagnostics;
-            }
-            ts.insertSorted(diagnostics, diagnostic, compareDiagnostics);
-        }
-        function getGlobalDiagnostics() {
-            hasReadNonFileDiagnostics = true;
-            return nonFileDiagnostics;
-        }
-        function getDiagnostics(fileName) {
-            if (fileName) {
-                return fileDiagnostics.get(fileName) || [];
-            }
-            var fileDiags = ts.flatMapToMutable(filesWithDiagnostics, function (f) { return fileDiagnostics.get(f); });
-            if (!nonFileDiagnostics.length) {
-                return fileDiags;
-            }
-            fileDiags.unshift.apply(fileDiags, nonFileDiagnostics);
-            return fileDiags;
-        }
-    }
-    ts.createDiagnosticCollection = createDiagnosticCollection;
-    var templateSubstitutionRegExp = /\$\{/g;
-    function escapeTemplateSubstitution(str) {
-        return str.replace(templateSubstitutionRegExp, "\\${");
-    }
-    function hasInvalidEscape(template) {
-        return template && !!(ts.isNoSubstitutionTemplateLiteral(template)
-            ? template.templateFlags
-            : (template.head.templateFlags || ts.some(template.templateSpans, function (span) { return !!span.literal.templateFlags; })));
-    }
-    ts.hasInvalidEscape = hasInvalidEscape;
-    var doubleQuoteEscapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g;
-    var singleQuoteEscapedCharsRegExp = /[\\\'\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g;
-    var backtickQuoteEscapedCharsRegExp = /[\\`]/g;
-    var escapedCharsMap = new ts.Map(ts.getEntries({
-        "\t": "\\t",
-        "\v": "\\v",
-        "\f": "\\f",
-        "\b": "\\b",
-        "\r": "\\r",
-        "\n": "\\n",
-        "\\": "\\\\",
-        "\"": "\\\"",
-        "\'": "\\\'",
-        "\`": "\\\`",
-        "\u2028": "\\u2028",
-        "\u2029": "\\u2029",
-        "\u0085": "\\u0085"
-    }));
-    function encodeUtf16EscapeSequence(charCode) {
-        var hexCharCode = charCode.toString(16).toUpperCase();
-        var paddedHexCode = ("0000" + hexCharCode).slice(-4);
-        return "\\u" + paddedHexCode;
-    }
-    function getReplacement(c, offset, input) {
-        if (c.charCodeAt(0) === 0) {
-            var lookAhead = input.charCodeAt(offset + c.length);
-            if (lookAhead >= 48 && lookAhead <= 57) {
-                return "\\x00";
-            }
-            return "\\0";
-        }
-        return escapedCharsMap.get(c) || encodeUtf16EscapeSequence(c.charCodeAt(0));
-    }
-    function escapeString(s, quoteChar) {
-        var escapedCharsRegExp = quoteChar === 96 ? backtickQuoteEscapedCharsRegExp :
-            quoteChar === 39 ? singleQuoteEscapedCharsRegExp :
-                doubleQuoteEscapedCharsRegExp;
-        return s.replace(escapedCharsRegExp, getReplacement);
-    }
-    ts.escapeString = escapeString;
-    var nonAsciiCharacters = /[^\u0000-\u007F]/g;
-    function escapeNonAsciiString(s, quoteChar) {
-        s = escapeString(s, quoteChar);
-        return nonAsciiCharacters.test(s) ?
-            s.replace(nonAsciiCharacters, function (c) { return encodeUtf16EscapeSequence(c.charCodeAt(0)); }) :
-            s;
-    }
-    ts.escapeNonAsciiString = escapeNonAsciiString;
-    var jsxDoubleQuoteEscapedCharsRegExp = /[\"\u0000-\u001f\u2028\u2029\u0085]/g;
-    var jsxSingleQuoteEscapedCharsRegExp = /[\'\u0000-\u001f\u2028\u2029\u0085]/g;
-    var jsxEscapedCharsMap = new ts.Map(ts.getEntries({
-        "\"": "&quot;",
-        "\'": "&apos;"
-    }));
-    function encodeJsxCharacterEntity(charCode) {
-        var hexCharCode = charCode.toString(16).toUpperCase();
-        return "&#x" + hexCharCode + ";";
-    }
-    function getJsxAttributeStringReplacement(c) {
-        if (c.charCodeAt(0) === 0) {
-            return "&#0;";
-        }
-        return jsxEscapedCharsMap.get(c) || encodeJsxCharacterEntity(c.charCodeAt(0));
-    }
-    function escapeJsxAttributeString(s, quoteChar) {
-        var escapedCharsRegExp = quoteChar === 39 ? jsxSingleQuoteEscapedCharsRegExp :
-            jsxDoubleQuoteEscapedCharsRegExp;
-        return s.replace(escapedCharsRegExp, getJsxAttributeStringReplacement);
-    }
-    ts.escapeJsxAttributeString = escapeJsxAttributeString;
-    function stripQuotes(name) {
-        var length = name.length;
-        if (length >= 2 && name.charCodeAt(0) === name.charCodeAt(length - 1) && isQuoteOrBacktick(name.charCodeAt(0))) {
-            return name.substring(1, length - 1);
-        }
-        return name;
-    }
-    ts.stripQuotes = stripQuotes;
-    function isQuoteOrBacktick(charCode) {
-        return charCode === 39 ||
-            charCode === 34 ||
-            charCode === 96;
-    }
-    function isIntrinsicJsxName(name) {
-        var ch = name.charCodeAt(0);
-        return (ch >= 97 && ch <= 122) || ts.stringContains(name, "-");
-    }
-    ts.isIntrinsicJsxName = isIntrinsicJsxName;
-    var indentStrings = ["", "    "];
-    function getIndentString(level) {
-        var singleLevel = indentStrings[1];
-        for (var current = indentStrings.length; current <= level; current++) {
-            indentStrings.push(indentStrings[current - 1] + singleLevel);
-        }
-        return indentStrings[level];
-    }
-    ts.getIndentString = getIndentString;
-    function getIndentSize() {
-        return indentStrings[1].length;
-    }
-    ts.getIndentSize = getIndentSize;
-    function createTextWriter(newLine) {
-        var output;
-        var indent;
-        var lineStart;
-        var lineCount;
-        var linePos;
-        var hasTrailingComment = false;
-        function updateLineCountAndPosFor(s) {
-            var lineStartsOfS = ts.computeLineStarts(s);
-            if (lineStartsOfS.length > 1) {
-                lineCount = lineCount + lineStartsOfS.length - 1;
-                linePos = output.length - s.length + ts.last(lineStartsOfS);
-                lineStart = (linePos - output.length) === 0;
-            }
-            else {
-                lineStart = false;
-            }
-        }
-        function writeText(s) {
-            if (s && s.length) {
-                if (lineStart) {
-                    s = getIndentString(indent) + s;
-                    lineStart = false;
-                }
-                output += s;
-                updateLineCountAndPosFor(s);
-            }
-        }
-        function write(s) {
-            if (s)
-                hasTrailingComment = false;
-            writeText(s);
-        }
-        function writeComment(s) {
-            if (s)
-                hasTrailingComment = true;
-            writeText(s);
-        }
-        function reset() {
-            output = "";
-            indent = 0;
-            lineStart = true;
-            lineCount = 0;
-            linePos = 0;
-            hasTrailingComment = false;
-        }
-        function rawWrite(s) {
-            if (s !== undefined) {
-                output += s;
-                updateLineCountAndPosFor(s);
-                hasTrailingComment = false;
-            }
-        }
-        function writeLiteral(s) {
-            if (s && s.length) {
-                write(s);
-            }
-        }
-        function writeLine(force) {
-            if (!lineStart || force) {
-                output += newLine;
-                lineCount++;
-                linePos = output.length;
-                lineStart = true;
-                hasTrailingComment = false;
-            }
-        }
-        function getTextPosWithWriteLine() {
-            return lineStart ? output.length : (output.length + newLine.length);
-        }
-        reset();
-        return {
-            write: write,
-            rawWrite: rawWrite,
-            writeLiteral: writeLiteral,
-            writeLine: writeLine,
-            increaseIndent: function () { indent++; },
-            decreaseIndent: function () { indent--; },
-            getIndent: function () { return indent; },
-            getTextPos: function () { return output.length; },
-            getLine: function () { return lineCount; },
-            getColumn: function () { return lineStart ? indent * getIndentSize() : output.length - linePos; },
-            getText: function () { return output; },
-            isAtStartOfLine: function () { return lineStart; },
-            hasTrailingComment: function () { return hasTrailingComment; },
-            hasTrailingWhitespace: function () { return !!output.length && ts.isWhiteSpaceLike(output.charCodeAt(output.length - 1)); },
-            clear: reset,
-            reportInaccessibleThisError: ts.noop,
-            reportPrivateInBaseOfClassExpression: ts.noop,
-            reportInaccessibleUniqueSymbolError: ts.noop,
-            trackSymbol: ts.noop,
-            writeKeyword: write,
-            writeOperator: write,
-            writeParameter: write,
-            writeProperty: write,
-            writePunctuation: write,
-            writeSpace: write,
-            writeStringLiteral: write,
-            writeSymbol: function (s, _) { return write(s); },
-            writeTrailingSemicolon: write,
-            writeComment: writeComment,
-            getTextPosWithWriteLine: getTextPosWithWriteLine
-        };
-    }
-    ts.createTextWriter = createTextWriter;
-    function getTrailingSemicolonDeferringWriter(writer) {
-        var pendingTrailingSemicolon = false;
-        function commitPendingTrailingSemicolon() {
-            if (pendingTrailingSemicolon) {
-                writer.writeTrailingSemicolon(";");
-                pendingTrailingSemicolon = false;
-            }
-        }
-        return __assign(__assign({}, writer), { writeTrailingSemicolon: function () {
-                pendingTrailingSemicolon = true;
-            },
-            writeLiteral: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeLiteral(s);
-            },
-            writeStringLiteral: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeStringLiteral(s);
-            },
-            writeSymbol: function (s, sym) {
-                commitPendingTrailingSemicolon();
-                writer.writeSymbol(s, sym);
-            },
-            writePunctuation: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writePunctuation(s);
-            },
-            writeKeyword: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeKeyword(s);
-            },
-            writeOperator: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeOperator(s);
-            },
-            writeParameter: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeParameter(s);
-            },
-            writeSpace: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeSpace(s);
-            },
-            writeProperty: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeProperty(s);
-            },
-            writeComment: function (s) {
-                commitPendingTrailingSemicolon();
-                writer.writeComment(s);
-            },
-            writeLine: function () {
-                commitPendingTrailingSemicolon();
-                writer.writeLine();
-            },
-            increaseIndent: function () {
-                commitPendingTrailingSemicolon();
-                writer.increaseIndent();
-            },
-            decreaseIndent: function () {
-                commitPendingTrailingSemicolon();
-                writer.decreaseIndent();
-            } });
-    }
-    ts.getTrailingSemicolonDeferringWriter = getTrailingSemicolonDeferringWriter;
-    function hostUsesCaseSensitiveFileNames(host) {
-        return host.useCaseSensitiveFileNames ? host.useCaseSensitiveFileNames() : false;
-    }
-    ts.hostUsesCaseSensitiveFileNames = hostUsesCaseSensitiveFileNames;
-    function hostGetCanonicalFileName(host) {
-        return ts.createGetCanonicalFileName(hostUsesCaseSensitiveFileNames(host));
-    }
-    ts.hostGetCanonicalFileName = hostGetCanonicalFileName;
-    function getResolvedExternalModuleName(host, file, referenceFile) {
-        return file.moduleName || getExternalModuleNameFromPath(host, file.fileName, referenceFile && referenceFile.fileName);
-    }
-    ts.getResolvedExternalModuleName = getResolvedExternalModuleName;
-    function getExternalModuleNameFromDeclaration(host, resolver, declaration) {
-        var file = resolver.getExternalModuleFileFromDeclaration(declaration);
-        if (!file || file.isDeclarationFile) {
-            return undefined;
-        }
-        return getResolvedExternalModuleName(host, file);
-    }
-    ts.getExternalModuleNameFromDeclaration = getExternalModuleNameFromDeclaration;
-    function getExternalModuleNameFromPath(host, fileName, referencePath) {
-        var getCanonicalFileName = function (f) { return host.getCanonicalFileName(f); };
-        var dir = ts.toPath(referencePath ? ts.getDirectoryPath(referencePath) : host.getCommonSourceDirectory(), host.getCurrentDirectory(), getCanonicalFileName);
-        var filePath = ts.getNormalizedAbsolutePath(fileName, host.getCurrentDirectory());
-        var relativePath = ts.getRelativePathToDirectoryOrUrl(dir, filePath, dir, getCanonicalFileName, false);
-        var extensionless = removeFileExtension(relativePath);
-        return referencePath ? ts.ensurePathIsNonModuleName(extensionless) : extensionless;
-    }
-    ts.getExternalModuleNameFromPath = getExternalModuleNameFromPath;
-    function getOwnEmitOutputFilePath(fileName, host, extension) {
-        var compilerOptions = host.getCompilerOptions();
-        var emitOutputFilePathWithoutExtension;
-        if (compilerOptions.outDir) {
-            emitOutputFilePathWithoutExtension = removeFileExtension(getSourceFilePathInNewDir(fileName, host, compilerOptions.outDir));
-        }
-        else {
-            emitOutputFilePathWithoutExtension = removeFileExtension(fileName);
-        }
-        return emitOutputFilePathWithoutExtension + extension;
-    }
-    ts.getOwnEmitOutputFilePath = getOwnEmitOutputFilePath;
-    function getDeclarationEmitOutputFilePath(fileName, host) {
-        return getDeclarationEmitOutputFilePathWorker(fileName, host.getCompilerOptions(), host.getCurrentDirectory(), host.getCommonSourceDirectory(), function (f) { return host.getCanonicalFileName(f); });
-    }
-    ts.getDeclarationEmitOutputFilePath = getDeclarationEmitOutputFilePath;
-    function getDeclarationEmitOutputFilePathWorker(fileName, options, currentDirectory, commonSourceDirectory, getCanonicalFileName) {
-        var outputDir = options.declarationDir || options.outDir;
-        var path = outputDir
-            ? getSourceFilePathInNewDirWorker(fileName, outputDir, currentDirectory, commonSourceDirectory, getCanonicalFileName)
-            : fileName;
-        return removeFileExtension(path) + ".d.ts";
-    }
-    ts.getDeclarationEmitOutputFilePathWorker = getDeclarationEmitOutputFilePathWorker;
-    function outFile(options) {
-        return options.outFile || options.out;
-    }
-    ts.outFile = outFile;
-    function getPathsBasePath(options, host) {
-        var _a, _b;
-        if (!options.paths)
-            return undefined;
-        return (_a = options.baseUrl) !== null && _a !== void 0 ? _a : ts.Debug.checkDefined(options.pathsBasePath || ((_b = host.getCurrentDirectory) === null || _b === void 0 ? void 0 : _b.call(host)), "Encountered 'paths' without a 'baseUrl', config file, or host 'getCurrentDirectory'.");
-    }
-    ts.getPathsBasePath = getPathsBasePath;
-    function getSourceFilesToEmit(host, targetSourceFile, forceDtsEmit) {
-        var options = host.getCompilerOptions();
-        if (outFile(options)) {
-            var moduleKind = getEmitModuleKind(options);
-            var moduleEmitEnabled_1 = options.emitDeclarationOnly || moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System;
-            return ts.filter(host.getSourceFiles(), function (sourceFile) {
-                return (moduleEmitEnabled_1 || !ts.isExternalModule(sourceFile)) &&
-                    sourceFileMayBeEmitted(sourceFile, host, forceDtsEmit);
-            });
-        }
-        else {
-            var sourceFiles = targetSourceFile === undefined ? host.getSourceFiles() : [targetSourceFile];
-            return ts.filter(sourceFiles, function (sourceFile) { return sourceFileMayBeEmitted(sourceFile, host, forceDtsEmit); });
-        }
-    }
-    ts.getSourceFilesToEmit = getSourceFilesToEmit;
-    function sourceFileMayBeEmitted(sourceFile, host, forceDtsEmit) {
-        var options = host.getCompilerOptions();
-        return !(options.noEmitForJsFiles && isSourceFileJS(sourceFile)) &&
-            !sourceFile.isDeclarationFile &&
-            !host.isSourceFileFromExternalLibrary(sourceFile) &&
-            !(isJsonSourceFile(sourceFile) && host.getResolvedProjectReferenceToRedirect(sourceFile.fileName)) &&
-            (forceDtsEmit || !host.isSourceOfProjectReferenceRedirect(sourceFile.fileName));
-    }
-    ts.sourceFileMayBeEmitted = sourceFileMayBeEmitted;
-    function getSourceFilePathInNewDir(fileName, host, newDirPath) {
-        return getSourceFilePathInNewDirWorker(fileName, newDirPath, host.getCurrentDirectory(), host.getCommonSourceDirectory(), function (f) { return host.getCanonicalFileName(f); });
-    }
-    ts.getSourceFilePathInNewDir = getSourceFilePathInNewDir;
-    function getSourceFilePathInNewDirWorker(fileName, newDirPath, currentDirectory, commonSourceDirectory, getCanonicalFileName) {
-        var sourceFilePath = ts.getNormalizedAbsolutePath(fileName, currentDirectory);
-        var isSourceFileInCommonSourceDirectory = getCanonicalFileName(sourceFilePath).indexOf(getCanonicalFileName(commonSourceDirectory)) === 0;
-        sourceFilePath = isSourceFileInCommonSourceDirectory ? sourceFilePath.substring(commonSourceDirectory.length) : sourceFilePath;
-        return ts.combinePaths(newDirPath, sourceFilePath);
-    }
-    ts.getSourceFilePathInNewDirWorker = getSourceFilePathInNewDirWorker;
-    function writeFile(host, diagnostics, fileName, data, writeByteOrderMark, sourceFiles) {
-        host.writeFile(fileName, data, writeByteOrderMark, function (hostErrorMessage) {
-            diagnostics.add(createCompilerDiagnostic(ts.Diagnostics.Could_not_write_file_0_Colon_1, fileName, hostErrorMessage));
-        }, sourceFiles);
-    }
-    ts.writeFile = writeFile;
-    function ensureDirectoriesExist(directoryPath, createDirectory, directoryExists) {
-        if (directoryPath.length > ts.getRootLength(directoryPath) && !directoryExists(directoryPath)) {
-            var parentDirectory = ts.getDirectoryPath(directoryPath);
-            ensureDirectoriesExist(parentDirectory, createDirectory, directoryExists);
-            createDirectory(directoryPath);
-        }
-    }
-    function writeFileEnsuringDirectories(path, data, writeByteOrderMark, writeFile, createDirectory, directoryExists) {
-        try {
-            writeFile(path, data, writeByteOrderMark);
-        }
-        catch (_a) {
-            ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(path)), createDirectory, directoryExists);
-            writeFile(path, data, writeByteOrderMark);
-        }
-    }
-    ts.writeFileEnsuringDirectories = writeFileEnsuringDirectories;
-    function getLineOfLocalPosition(sourceFile, pos) {
-        var lineStarts = ts.getLineStarts(sourceFile);
-        return ts.computeLineOfPosition(lineStarts, pos);
-    }
-    ts.getLineOfLocalPosition = getLineOfLocalPosition;
-    function getLineOfLocalPositionFromLineMap(lineMap, pos) {
-        return ts.computeLineOfPosition(lineMap, pos);
-    }
-    ts.getLineOfLocalPositionFromLineMap = getLineOfLocalPositionFromLineMap;
-    function getFirstConstructorWithBody(node) {
-        return ts.find(node.members, function (member) { return ts.isConstructorDeclaration(member) && nodeIsPresent(member.body); });
-    }
-    ts.getFirstConstructorWithBody = getFirstConstructorWithBody;
-    function getSetAccessorValueParameter(accessor) {
-        if (accessor && accessor.parameters.length > 0) {
-            var hasThis = accessor.parameters.length === 2 && parameterIsThisKeyword(accessor.parameters[0]);
-            return accessor.parameters[hasThis ? 1 : 0];
-        }
-    }
-    ts.getSetAccessorValueParameter = getSetAccessorValueParameter;
-    function getSetAccessorTypeAnnotationNode(accessor) {
-        var parameter = getSetAccessorValueParameter(accessor);
-        return parameter && parameter.type;
-    }
-    ts.getSetAccessorTypeAnnotationNode = getSetAccessorTypeAnnotationNode;
-    function getThisParameter(signature) {
-        if (signature.parameters.length && !ts.isJSDocSignature(signature)) {
-            var thisParameter = signature.parameters[0];
-            if (parameterIsThisKeyword(thisParameter)) {
-                return thisParameter;
-            }
-        }
-    }
-    ts.getThisParameter = getThisParameter;
-    function parameterIsThisKeyword(parameter) {
-        return isThisIdentifier(parameter.name);
-    }
-    ts.parameterIsThisKeyword = parameterIsThisKeyword;
-    function isThisIdentifier(node) {
-        return !!node && node.kind === 78 && identifierIsThisKeyword(node);
-    }
-    ts.isThisIdentifier = isThisIdentifier;
-    function identifierIsThisKeyword(id) {
-        return id.originalKeywordKind === 107;
-    }
-    ts.identifierIsThisKeyword = identifierIsThisKeyword;
-    function getAllAccessorDeclarations(declarations, accessor) {
-        var firstAccessor;
-        var secondAccessor;
-        var getAccessor;
-        var setAccessor;
-        if (hasDynamicName(accessor)) {
-            firstAccessor = accessor;
-            if (accessor.kind === 167) {
-                getAccessor = accessor;
-            }
-            else if (accessor.kind === 168) {
-                setAccessor = accessor;
-            }
-            else {
-                ts.Debug.fail("Accessor has wrong kind");
-            }
-        }
-        else {
-            ts.forEach(declarations, function (member) {
-                if (ts.isAccessor(member)
-                    && hasSyntacticModifier(member, 32) === hasSyntacticModifier(accessor, 32)) {
-                    var memberName = getPropertyNameForPropertyNameNode(member.name);
-                    var accessorName = getPropertyNameForPropertyNameNode(accessor.name);
-                    if (memberName === accessorName) {
-                        if (!firstAccessor) {
-                            firstAccessor = member;
-                        }
-                        else if (!secondAccessor) {
-                            secondAccessor = member;
-                        }
-                        if (member.kind === 167 && !getAccessor) {
-                            getAccessor = member;
-                        }
-                        if (member.kind === 168 && !setAccessor) {
-                            setAccessor = member;
-                        }
-                    }
-                }
-            });
-        }
-        return {
-            firstAccessor: firstAccessor,
-            secondAccessor: secondAccessor,
-            getAccessor: getAccessor,
-            setAccessor: setAccessor
-        };
-    }
-    ts.getAllAccessorDeclarations = getAllAccessorDeclarations;
-    function getEffectiveTypeAnnotationNode(node) {
-        if (!isInJSFile(node) && ts.isFunctionDeclaration(node))
-            return undefined;
-        var type = node.type;
-        if (type || !isInJSFile(node))
-            return type;
-        return ts.isJSDocPropertyLikeTag(node) ? node.typeExpression && node.typeExpression.type : ts.getJSDocType(node);
-    }
-    ts.getEffectiveTypeAnnotationNode = getEffectiveTypeAnnotationNode;
-    function getTypeAnnotationNode(node) {
-        return node.type;
-    }
-    ts.getTypeAnnotationNode = getTypeAnnotationNode;
-    function getEffectiveReturnTypeNode(node) {
-        return ts.isJSDocSignature(node) ?
-            node.type && node.type.typeExpression && node.type.typeExpression.type :
-            node.type || (isInJSFile(node) ? ts.getJSDocReturnType(node) : undefined);
-    }
-    ts.getEffectiveReturnTypeNode = getEffectiveReturnTypeNode;
-    function getJSDocTypeParameterDeclarations(node) {
-        return ts.flatMap(ts.getJSDocTags(node), function (tag) { return isNonTypeAliasTemplate(tag) ? tag.typeParameters : undefined; });
-    }
-    ts.getJSDocTypeParameterDeclarations = getJSDocTypeParameterDeclarations;
-    function isNonTypeAliasTemplate(tag) {
-        return ts.isJSDocTemplateTag(tag) && !(tag.parent.kind === 311 && tag.parent.tags.some(isJSDocTypeAlias));
-    }
-    function getEffectiveSetAccessorTypeAnnotationNode(node) {
-        var parameter = getSetAccessorValueParameter(node);
-        return parameter && getEffectiveTypeAnnotationNode(parameter);
-    }
-    ts.getEffectiveSetAccessorTypeAnnotationNode = getEffectiveSetAccessorTypeAnnotationNode;
-    function emitNewLineBeforeLeadingComments(lineMap, writer, node, leadingComments) {
-        emitNewLineBeforeLeadingCommentsOfPosition(lineMap, writer, node.pos, leadingComments);
-    }
-    ts.emitNewLineBeforeLeadingComments = emitNewLineBeforeLeadingComments;
-    function emitNewLineBeforeLeadingCommentsOfPosition(lineMap, writer, pos, leadingComments) {
-        if (leadingComments && leadingComments.length && pos !== leadingComments[0].pos &&
-            getLineOfLocalPositionFromLineMap(lineMap, pos) !== getLineOfLocalPositionFromLineMap(lineMap, leadingComments[0].pos)) {
-            writer.writeLine();
-        }
-    }
-    ts.emitNewLineBeforeLeadingCommentsOfPosition = emitNewLineBeforeLeadingCommentsOfPosition;
-    function emitNewLineBeforeLeadingCommentOfPosition(lineMap, writer, pos, commentPos) {
-        if (pos !== commentPos &&
-            getLineOfLocalPositionFromLineMap(lineMap, pos) !== getLineOfLocalPositionFromLineMap(lineMap, commentPos)) {
-            writer.writeLine();
-        }
-    }
-    ts.emitNewLineBeforeLeadingCommentOfPosition = emitNewLineBeforeLeadingCommentOfPosition;
-    function emitComments(text, lineMap, writer, comments, leadingSeparator, trailingSeparator, newLine, writeComment) {
-        if (comments && comments.length > 0) {
-            if (leadingSeparator) {
-                writer.writeSpace(" ");
-            }
-            var emitInterveningSeparator = false;
-            for (var _i = 0, comments_1 = comments; _i < comments_1.length; _i++) {
-                var comment = comments_1[_i];
-                if (emitInterveningSeparator) {
-                    writer.writeSpace(" ");
-                    emitInterveningSeparator = false;
-                }
-                writeComment(text, lineMap, writer, comment.pos, comment.end, newLine);
-                if (comment.hasTrailingNewLine) {
-                    writer.writeLine();
-                }
-                else {
-                    emitInterveningSeparator = true;
-                }
-            }
-            if (emitInterveningSeparator && trailingSeparator) {
-                writer.writeSpace(" ");
-            }
-        }
-    }
-    ts.emitComments = emitComments;
-    function emitDetachedComments(text, lineMap, writer, writeComment, node, newLine, removeComments) {
-        var leadingComments;
-        var currentDetachedCommentInfo;
-        if (removeComments) {
-            if (node.pos === 0) {
-                leadingComments = ts.filter(ts.getLeadingCommentRanges(text, node.pos), isPinnedCommentLocal);
-            }
-        }
-        else {
-            leadingComments = ts.getLeadingCommentRanges(text, node.pos);
-        }
-        if (leadingComments) {
-            var detachedComments = [];
-            var lastComment = void 0;
-            for (var _i = 0, leadingComments_1 = leadingComments; _i < leadingComments_1.length; _i++) {
-                var comment = leadingComments_1[_i];
-                if (lastComment) {
-                    var lastCommentLine = getLineOfLocalPositionFromLineMap(lineMap, lastComment.end);
-                    var commentLine = getLineOfLocalPositionFromLineMap(lineMap, comment.pos);
-                    if (commentLine >= lastCommentLine + 2) {
-                        break;
-                    }
-                }
-                detachedComments.push(comment);
-                lastComment = comment;
-            }
-            if (detachedComments.length) {
-                var lastCommentLine = getLineOfLocalPositionFromLineMap(lineMap, ts.last(detachedComments).end);
-                var nodeLine = getLineOfLocalPositionFromLineMap(lineMap, ts.skipTrivia(text, node.pos));
-                if (nodeLine >= lastCommentLine + 2) {
-                    emitNewLineBeforeLeadingComments(lineMap, writer, node, leadingComments);
-                    emitComments(text, lineMap, writer, detachedComments, false, true, newLine, writeComment);
-                    currentDetachedCommentInfo = { nodePos: node.pos, detachedCommentEndPos: ts.last(detachedComments).end };
-                }
-            }
-        }
-        return currentDetachedCommentInfo;
-        function isPinnedCommentLocal(comment) {
-            return isPinnedComment(text, comment.pos);
-        }
-    }
-    ts.emitDetachedComments = emitDetachedComments;
-    function writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine) {
-        if (text.charCodeAt(commentPos + 1) === 42) {
-            var firstCommentLineAndCharacter = ts.computeLineAndCharacterOfPosition(lineMap, commentPos);
-            var lineCount = lineMap.length;
-            var firstCommentLineIndent = void 0;
-            for (var pos = commentPos, currentLine = firstCommentLineAndCharacter.line; pos < commentEnd; currentLine++) {
-                var nextLineStart = (currentLine + 1) === lineCount
-                    ? text.length + 1
-                    : lineMap[currentLine + 1];
-                if (pos !== commentPos) {
-                    if (firstCommentLineIndent === undefined) {
-                        firstCommentLineIndent = calculateIndent(text, lineMap[firstCommentLineAndCharacter.line], commentPos);
-                    }
-                    var currentWriterIndentSpacing = writer.getIndent() * getIndentSize();
-                    var spacesToEmit = currentWriterIndentSpacing - firstCommentLineIndent + calculateIndent(text, pos, nextLineStart);
-                    if (spacesToEmit > 0) {
-                        var numberOfSingleSpacesToEmit = spacesToEmit % getIndentSize();
-                        var indentSizeSpaceString = getIndentString((spacesToEmit - numberOfSingleSpacesToEmit) / getIndentSize());
-                        writer.rawWrite(indentSizeSpaceString);
-                        while (numberOfSingleSpacesToEmit) {
-                            writer.rawWrite(" ");
-                            numberOfSingleSpacesToEmit--;
-                        }
-                    }
-                    else {
-                        writer.rawWrite("");
-                    }
-                }
-                writeTrimmedCurrentLine(text, commentEnd, writer, newLine, pos, nextLineStart);
-                pos = nextLineStart;
-            }
-        }
-        else {
-            writer.writeComment(text.substring(commentPos, commentEnd));
-        }
-    }
-    ts.writeCommentRange = writeCommentRange;
-    function writeTrimmedCurrentLine(text, commentEnd, writer, newLine, pos, nextLineStart) {
-        var end = Math.min(commentEnd, nextLineStart - 1);
-        var currentLineText = text.substring(pos, end).replace(/^\s+|\s+$/g, "");
-        if (currentLineText) {
-            writer.writeComment(currentLineText);
-            if (end !== commentEnd) {
-                writer.writeLine();
-            }
-        }
-        else {
-            writer.rawWrite(newLine);
-        }
-    }
-    function calculateIndent(text, pos, end) {
-        var currentLineIndent = 0;
-        for (; pos < end && ts.isWhiteSpaceSingleLine(text.charCodeAt(pos)); pos++) {
-            if (text.charCodeAt(pos) === 9) {
-                currentLineIndent += getIndentSize() - (currentLineIndent % getIndentSize());
-            }
-            else {
-                currentLineIndent++;
-            }
-        }
-        return currentLineIndent;
-    }
-    function hasEffectiveModifiers(node) {
-        return getEffectiveModifierFlags(node) !== 0;
-    }
-    ts.hasEffectiveModifiers = hasEffectiveModifiers;
-    function hasSyntacticModifiers(node) {
-        return getSyntacticModifierFlags(node) !== 0;
-    }
-    ts.hasSyntacticModifiers = hasSyntacticModifiers;
-    function hasEffectiveModifier(node, flags) {
-        return !!getSelectedEffectiveModifierFlags(node, flags);
-    }
-    ts.hasEffectiveModifier = hasEffectiveModifier;
-    function hasSyntacticModifier(node, flags) {
-        return !!getSelectedSyntacticModifierFlags(node, flags);
-    }
-    ts.hasSyntacticModifier = hasSyntacticModifier;
-    function hasStaticModifier(node) {
-        return hasSyntacticModifier(node, 32);
-    }
-    ts.hasStaticModifier = hasStaticModifier;
-    function hasEffectiveReadonlyModifier(node) {
-        return hasEffectiveModifier(node, 64);
-    }
-    ts.hasEffectiveReadonlyModifier = hasEffectiveReadonlyModifier;
-    function getSelectedEffectiveModifierFlags(node, flags) {
-        return getEffectiveModifierFlags(node) & flags;
-    }
-    ts.getSelectedEffectiveModifierFlags = getSelectedEffectiveModifierFlags;
-    function getSelectedSyntacticModifierFlags(node, flags) {
-        return getSyntacticModifierFlags(node) & flags;
-    }
-    ts.getSelectedSyntacticModifierFlags = getSelectedSyntacticModifierFlags;
-    function getModifierFlagsWorker(node, includeJSDoc, alwaysIncludeJSDoc) {
-        if (node.kind >= 0 && node.kind <= 156) {
-            return 0;
-        }
-        if (!(node.modifierFlagsCache & 536870912)) {
-            node.modifierFlagsCache = getSyntacticModifierFlagsNoCache(node) | 536870912;
-        }
-        if (includeJSDoc && !(node.modifierFlagsCache & 4096) && (alwaysIncludeJSDoc || isInJSFile(node)) && node.parent) {
-            node.modifierFlagsCache |= getJSDocModifierFlagsNoCache(node) | 4096;
-        }
-        return node.modifierFlagsCache & ~(536870912 | 4096);
-    }
-    function getEffectiveModifierFlags(node) {
-        return getModifierFlagsWorker(node, true);
-    }
-    ts.getEffectiveModifierFlags = getEffectiveModifierFlags;
-    function getEffectiveModifierFlagsAlwaysIncludeJSDoc(node) {
-        return getModifierFlagsWorker(node, true, true);
-    }
-    ts.getEffectiveModifierFlagsAlwaysIncludeJSDoc = getEffectiveModifierFlagsAlwaysIncludeJSDoc;
-    function getSyntacticModifierFlags(node) {
-        return getModifierFlagsWorker(node, false);
-    }
-    ts.getSyntacticModifierFlags = getSyntacticModifierFlags;
-    function getJSDocModifierFlagsNoCache(node) {
-        var flags = 0;
-        if (!!node.parent && !ts.isParameter(node)) {
-            if (isInJSFile(node)) {
-                if (ts.getJSDocPublicTagNoCache(node))
-                    flags |= 4;
-                if (ts.getJSDocPrivateTagNoCache(node))
-                    flags |= 8;
-                if (ts.getJSDocProtectedTagNoCache(node))
-                    flags |= 16;
-                if (ts.getJSDocReadonlyTagNoCache(node))
-                    flags |= 64;
-            }
-            if (ts.getJSDocDeprecatedTagNoCache(node))
-                flags |= 8192;
-        }
-        return flags;
-    }
-    function getEffectiveModifierFlagsNoCache(node) {
-        return getSyntacticModifierFlagsNoCache(node) | getJSDocModifierFlagsNoCache(node);
-    }
-    ts.getEffectiveModifierFlagsNoCache = getEffectiveModifierFlagsNoCache;
-    function getSyntacticModifierFlagsNoCache(node) {
-        var flags = modifiersToFlags(node.modifiers);
-        if (node.flags & 4 || (node.kind === 78 && node.isInJSDocNamespace)) {
-            flags |= 1;
-        }
-        return flags;
-    }
-    ts.getSyntacticModifierFlagsNoCache = getSyntacticModifierFlagsNoCache;
-    function modifiersToFlags(modifiers) {
-        var flags = 0;
-        if (modifiers) {
-            for (var _i = 0, modifiers_1 = modifiers; _i < modifiers_1.length; _i++) {
-                var modifier = modifiers_1[_i];
-                flags |= modifierToFlag(modifier.kind);
-            }
-        }
-        return flags;
-    }
-    ts.modifiersToFlags = modifiersToFlags;
-    function modifierToFlag(token) {
-        switch (token) {
-            case 123: return 32;
-            case 122: return 4;
-            case 121: return 16;
-            case 120: return 8;
-            case 125: return 128;
-            case 92: return 1;
-            case 133: return 2;
-            case 84: return 2048;
-            case 87: return 512;
-            case 129: return 256;
-            case 142: return 64;
-        }
-        return 0;
-    }
-    ts.modifierToFlag = modifierToFlag;
-    function isLogicalOperator(token) {
-        return token === 56
-            || token === 55
-            || token === 53;
-    }
-    ts.isLogicalOperator = isLogicalOperator;
-    function isLogicalOrCoalescingAssignmentOperator(token) {
-        return token === 74
-            || token === 75
-            || token === 76;
-    }
-    ts.isLogicalOrCoalescingAssignmentOperator = isLogicalOrCoalescingAssignmentOperator;
-    function isLogicalOrCoalescingAssignmentExpression(expr) {
-        return isLogicalOrCoalescingAssignmentOperator(expr.operatorToken.kind);
-    }
-    ts.isLogicalOrCoalescingAssignmentExpression = isLogicalOrCoalescingAssignmentExpression;
-    function isAssignmentOperator(token) {
-        return token >= 62 && token <= 77;
-    }
-    ts.isAssignmentOperator = isAssignmentOperator;
-    function tryGetClassExtendingExpressionWithTypeArguments(node) {
-        var cls = tryGetClassImplementingOrExtendingExpressionWithTypeArguments(node);
-        return cls && !cls.isImplements ? cls.class : undefined;
-    }
-    ts.tryGetClassExtendingExpressionWithTypeArguments = tryGetClassExtendingExpressionWithTypeArguments;
-    function tryGetClassImplementingOrExtendingExpressionWithTypeArguments(node) {
-        return ts.isExpressionWithTypeArguments(node)
-            && ts.isHeritageClause(node.parent)
-            && ts.isClassLike(node.parent.parent)
-            ? { class: node.parent.parent, isImplements: node.parent.token === 116 }
-            : undefined;
-    }
-    ts.tryGetClassImplementingOrExtendingExpressionWithTypeArguments = tryGetClassImplementingOrExtendingExpressionWithTypeArguments;
-    function isAssignmentExpression(node, excludeCompoundAssignment) {
-        return ts.isBinaryExpression(node)
-            && (excludeCompoundAssignment
-                ? node.operatorToken.kind === 62
-                : isAssignmentOperator(node.operatorToken.kind))
-            && ts.isLeftHandSideExpression(node.left);
-    }
-    ts.isAssignmentExpression = isAssignmentExpression;
-    function isDestructuringAssignment(node) {
-        if (isAssignmentExpression(node, true)) {
-            var kind = node.left.kind;
-            return kind === 200
-                || kind === 199;
-        }
-        return false;
-    }
-    ts.isDestructuringAssignment = isDestructuringAssignment;
-    function isExpressionWithTypeArgumentsInClassExtendsClause(node) {
-        return tryGetClassExtendingExpressionWithTypeArguments(node) !== undefined;
-    }
-    ts.isExpressionWithTypeArgumentsInClassExtendsClause = isExpressionWithTypeArgumentsInClassExtendsClause;
-    function isEntityNameExpression(node) {
-        return node.kind === 78 || isPropertyAccessEntityNameExpression(node);
-    }
-    ts.isEntityNameExpression = isEntityNameExpression;
-    function getFirstIdentifier(node) {
-        switch (node.kind) {
-            case 78:
-                return node;
-            case 157:
-                do {
-                    node = node.left;
-                } while (node.kind !== 78);
-                return node;
-            case 201:
-                do {
-                    node = node.expression;
-                } while (node.kind !== 78);
-                return node;
-        }
-    }
-    ts.getFirstIdentifier = getFirstIdentifier;
-    function isDottedName(node) {
-        return node.kind === 78 || node.kind === 107 || node.kind === 105 ||
-            node.kind === 201 && isDottedName(node.expression) ||
-            node.kind === 207 && isDottedName(node.expression);
-    }
-    ts.isDottedName = isDottedName;
-    function isPropertyAccessEntityNameExpression(node) {
-        return ts.isPropertyAccessExpression(node) && ts.isIdentifier(node.name) && isEntityNameExpression(node.expression);
-    }
-    ts.isPropertyAccessEntityNameExpression = isPropertyAccessEntityNameExpression;
-    function tryGetPropertyAccessOrIdentifierToString(expr) {
-        if (ts.isPropertyAccessExpression(expr)) {
-            var baseStr = tryGetPropertyAccessOrIdentifierToString(expr.expression);
-            if (baseStr !== undefined) {
-                return baseStr + "." + entityNameToString(expr.name);
-            }
-        }
-        else if (ts.isIdentifier(expr)) {
-            return ts.unescapeLeadingUnderscores(expr.escapedText);
-        }
-        return undefined;
-    }
-    ts.tryGetPropertyAccessOrIdentifierToString = tryGetPropertyAccessOrIdentifierToString;
-    function isPrototypeAccess(node) {
-        return isBindableStaticAccessExpression(node) && getElementOrPropertyAccessName(node) === "prototype";
-    }
-    ts.isPrototypeAccess = isPrototypeAccess;
-    function isRightSideOfQualifiedNameOrPropertyAccess(node) {
-        return (node.parent.kind === 157 && node.parent.right === node) ||
-            (node.parent.kind === 201 && node.parent.name === node);
-    }
-    ts.isRightSideOfQualifiedNameOrPropertyAccess = isRightSideOfQualifiedNameOrPropertyAccess;
-    function isEmptyObjectLiteral(expression) {
-        return expression.kind === 200 &&
-            expression.properties.length === 0;
-    }
-    ts.isEmptyObjectLiteral = isEmptyObjectLiteral;
-    function isEmptyArrayLiteral(expression) {
-        return expression.kind === 199 &&
-            expression.elements.length === 0;
-    }
-    ts.isEmptyArrayLiteral = isEmptyArrayLiteral;
-    function getLocalSymbolForExportDefault(symbol) {
-        if (!isExportDefaultSymbol(symbol))
-            return undefined;
-        for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-            var decl = _a[_i];
-            if (decl.localSymbol)
-                return decl.localSymbol;
-        }
-        return undefined;
-    }
-    ts.getLocalSymbolForExportDefault = getLocalSymbolForExportDefault;
-    function isExportDefaultSymbol(symbol) {
-        return symbol && ts.length(symbol.declarations) > 0 && hasSyntacticModifier(symbol.declarations[0], 512);
-    }
-    function tryExtractTSExtension(fileName) {
-        return ts.find(ts.supportedTSExtensionsForExtractExtension, function (extension) { return ts.fileExtensionIs(fileName, extension); });
-    }
-    ts.tryExtractTSExtension = tryExtractTSExtension;
-    function getExpandedCharCodes(input) {
-        var output = [];
-        var length = input.length;
-        for (var i = 0; i < length; i++) {
-            var charCode = input.charCodeAt(i);
-            if (charCode < 0x80) {
-                output.push(charCode);
-            }
-            else if (charCode < 0x800) {
-                output.push((charCode >> 6) | 192);
-                output.push((charCode & 63) | 128);
-            }
-            else if (charCode < 0x10000) {
-                output.push((charCode >> 12) | 224);
-                output.push(((charCode >> 6) & 63) | 128);
-                output.push((charCode & 63) | 128);
-            }
-            else if (charCode < 0x20000) {
-                output.push((charCode >> 18) | 240);
-                output.push(((charCode >> 12) & 63) | 128);
-                output.push(((charCode >> 6) & 63) | 128);
-                output.push((charCode & 63) | 128);
-            }
-            else {
-                ts.Debug.assert(false, "Unexpected code point");
-            }
-        }
-        return output;
-    }
-    var base64Digits = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
-    function convertToBase64(input) {
-        var result = "";
-        var charCodes = getExpandedCharCodes(input);
-        var i = 0;
-        var length = charCodes.length;
-        var byte1, byte2, byte3, byte4;
-        while (i < length) {
-            byte1 = charCodes[i] >> 2;
-            byte2 = (charCodes[i] & 3) << 4 | charCodes[i + 1] >> 4;
-            byte3 = (charCodes[i + 1] & 15) << 2 | charCodes[i + 2] >> 6;
-            byte4 = charCodes[i + 2] & 63;
-            if (i + 1 >= length) {
-                byte3 = byte4 = 64;
-            }
-            else if (i + 2 >= length) {
-                byte4 = 64;
-            }
-            result += base64Digits.charAt(byte1) + base64Digits.charAt(byte2) + base64Digits.charAt(byte3) + base64Digits.charAt(byte4);
-            i += 3;
-        }
-        return result;
-    }
-    ts.convertToBase64 = convertToBase64;
-    function getStringFromExpandedCharCodes(codes) {
-        var output = "";
-        var i = 0;
-        var length = codes.length;
-        while (i < length) {
-            var charCode = codes[i];
-            if (charCode < 0x80) {
-                output += String.fromCharCode(charCode);
-                i++;
-            }
-            else if ((charCode & 192) === 192) {
-                var value = charCode & 63;
-                i++;
-                var nextCode = codes[i];
-                while ((nextCode & 192) === 128) {
-                    value = (value << 6) | (nextCode & 63);
-                    i++;
-                    nextCode = codes[i];
-                }
-                output += String.fromCharCode(value);
-            }
-            else {
-                output += String.fromCharCode(charCode);
-                i++;
-            }
-        }
-        return output;
-    }
-    function base64encode(host, input) {
-        if (host && host.base64encode) {
-            return host.base64encode(input);
-        }
-        return convertToBase64(input);
-    }
-    ts.base64encode = base64encode;
-    function base64decode(host, input) {
-        if (host && host.base64decode) {
-            return host.base64decode(input);
-        }
-        var length = input.length;
-        var expandedCharCodes = [];
-        var i = 0;
-        while (i < length) {
-            if (input.charCodeAt(i) === base64Digits.charCodeAt(64)) {
-                break;
-            }
-            var ch1 = base64Digits.indexOf(input[i]);
-            var ch2 = base64Digits.indexOf(input[i + 1]);
-            var ch3 = base64Digits.indexOf(input[i + 2]);
-            var ch4 = base64Digits.indexOf(input[i + 3]);
-            var code1 = ((ch1 & 63) << 2) | ((ch2 >> 4) & 3);
-            var code2 = ((ch2 & 15) << 4) | ((ch3 >> 2) & 15);
-            var code3 = ((ch3 & 3) << 6) | (ch4 & 63);
-            if (code2 === 0 && ch3 !== 0) {
-                expandedCharCodes.push(code1);
-            }
-            else if (code3 === 0 && ch4 !== 0) {
-                expandedCharCodes.push(code1, code2);
-            }
-            else {
-                expandedCharCodes.push(code1, code2, code3);
-            }
-            i += 4;
-        }
-        return getStringFromExpandedCharCodes(expandedCharCodes);
-    }
-    ts.base64decode = base64decode;
-    function readJson(path, host) {
-        try {
-            var jsonText = host.readFile(path);
-            if (!jsonText)
-                return {};
-            var result = ts.parseConfigFileTextToJson(path, jsonText);
-            if (result.error) {
-                return {};
-            }
-            return result.config;
-        }
-        catch (e) {
-            return {};
-        }
-    }
-    ts.readJson = readJson;
-    function directoryProbablyExists(directoryName, host) {
-        return !host.directoryExists || host.directoryExists(directoryName);
-    }
-    ts.directoryProbablyExists = directoryProbablyExists;
-    var carriageReturnLineFeed = "\r\n";
-    var lineFeed = "\n";
-    function getNewLineCharacter(options, getNewLine) {
-        switch (options.newLine) {
-            case 0:
-                return carriageReturnLineFeed;
-            case 1:
-                return lineFeed;
-        }
-        return getNewLine ? getNewLine() : ts.sys ? ts.sys.newLine : carriageReturnLineFeed;
-    }
-    ts.getNewLineCharacter = getNewLineCharacter;
-    function createRange(pos, end) {
-        if (end === void 0) { end = pos; }
-        ts.Debug.assert(end >= pos || end === -1);
-        return { pos: pos, end: end };
-    }
-    ts.createRange = createRange;
-    function moveRangeEnd(range, end) {
-        return createRange(range.pos, end);
-    }
-    ts.moveRangeEnd = moveRangeEnd;
-    function moveRangePos(range, pos) {
-        return createRange(pos, range.end);
-    }
-    ts.moveRangePos = moveRangePos;
-    function moveRangePastDecorators(node) {
-        return node.decorators && node.decorators.length > 0
-            ? moveRangePos(node, node.decorators.end)
-            : node;
-    }
-    ts.moveRangePastDecorators = moveRangePastDecorators;
-    function moveRangePastModifiers(node) {
-        return node.modifiers && node.modifiers.length > 0
-            ? moveRangePos(node, node.modifiers.end)
-            : moveRangePastDecorators(node);
-    }
-    ts.moveRangePastModifiers = moveRangePastModifiers;
-    function isCollapsedRange(range) {
-        return range.pos === range.end;
-    }
-    ts.isCollapsedRange = isCollapsedRange;
-    function createTokenRange(pos, token) {
-        return createRange(pos, pos + ts.tokenToString(token).length);
-    }
-    ts.createTokenRange = createTokenRange;
-    function rangeIsOnSingleLine(range, sourceFile) {
-        return rangeStartIsOnSameLineAsRangeEnd(range, range, sourceFile);
-    }
-    ts.rangeIsOnSingleLine = rangeIsOnSingleLine;
-    function rangeStartPositionsAreOnSameLine(range1, range2, sourceFile) {
-        return positionsAreOnSameLine(getStartPositionOfRange(range1, sourceFile, false), getStartPositionOfRange(range2, sourceFile, false), sourceFile);
-    }
-    ts.rangeStartPositionsAreOnSameLine = rangeStartPositionsAreOnSameLine;
-    function rangeEndPositionsAreOnSameLine(range1, range2, sourceFile) {
-        return positionsAreOnSameLine(range1.end, range2.end, sourceFile);
-    }
-    ts.rangeEndPositionsAreOnSameLine = rangeEndPositionsAreOnSameLine;
-    function rangeStartIsOnSameLineAsRangeEnd(range1, range2, sourceFile) {
-        return positionsAreOnSameLine(getStartPositionOfRange(range1, sourceFile, false), range2.end, sourceFile);
-    }
-    ts.rangeStartIsOnSameLineAsRangeEnd = rangeStartIsOnSameLineAsRangeEnd;
-    function rangeEndIsOnSameLineAsRangeStart(range1, range2, sourceFile) {
-        return positionsAreOnSameLine(range1.end, getStartPositionOfRange(range2, sourceFile, false), sourceFile);
-    }
-    ts.rangeEndIsOnSameLineAsRangeStart = rangeEndIsOnSameLineAsRangeStart;
-    function getLinesBetweenRangeEndAndRangeStart(range1, range2, sourceFile, includeSecondRangeComments) {
-        var range2Start = getStartPositionOfRange(range2, sourceFile, includeSecondRangeComments);
-        return ts.getLinesBetweenPositions(sourceFile, range1.end, range2Start);
-    }
-    ts.getLinesBetweenRangeEndAndRangeStart = getLinesBetweenRangeEndAndRangeStart;
-    function getLinesBetweenRangeEndPositions(range1, range2, sourceFile) {
-        return ts.getLinesBetweenPositions(sourceFile, range1.end, range2.end);
-    }
-    ts.getLinesBetweenRangeEndPositions = getLinesBetweenRangeEndPositions;
-    function isNodeArrayMultiLine(list, sourceFile) {
-        return !positionsAreOnSameLine(list.pos, list.end, sourceFile);
-    }
-    ts.isNodeArrayMultiLine = isNodeArrayMultiLine;
-    function positionsAreOnSameLine(pos1, pos2, sourceFile) {
-        return ts.getLinesBetweenPositions(sourceFile, pos1, pos2) === 0;
-    }
-    ts.positionsAreOnSameLine = positionsAreOnSameLine;
-    function getStartPositionOfRange(range, sourceFile, includeComments) {
-        return positionIsSynthesized(range.pos) ? -1 : ts.skipTrivia(sourceFile.text, range.pos, false, includeComments);
-    }
-    ts.getStartPositionOfRange = getStartPositionOfRange;
-    function getLinesBetweenPositionAndPrecedingNonWhitespaceCharacter(pos, stopPos, sourceFile, includeComments) {
-        var startPos = ts.skipTrivia(sourceFile.text, pos, false, includeComments);
-        var prevPos = getPreviousNonWhitespacePosition(startPos, stopPos, sourceFile);
-        return ts.getLinesBetweenPositions(sourceFile, prevPos !== null && prevPos !== void 0 ? prevPos : stopPos, startPos);
-    }
-    ts.getLinesBetweenPositionAndPrecedingNonWhitespaceCharacter = getLinesBetweenPositionAndPrecedingNonWhitespaceCharacter;
-    function getLinesBetweenPositionAndNextNonWhitespaceCharacter(pos, stopPos, sourceFile, includeComments) {
-        var nextPos = ts.skipTrivia(sourceFile.text, pos, false, includeComments);
-        return ts.getLinesBetweenPositions(sourceFile, pos, Math.min(stopPos, nextPos));
-    }
-    ts.getLinesBetweenPositionAndNextNonWhitespaceCharacter = getLinesBetweenPositionAndNextNonWhitespaceCharacter;
-    function getPreviousNonWhitespacePosition(pos, stopPos, sourceFile) {
-        if (stopPos === void 0) { stopPos = 0; }
-        while (pos-- > stopPos) {
-            if (!ts.isWhiteSpaceLike(sourceFile.text.charCodeAt(pos))) {
-                return pos;
-            }
-        }
-    }
-    function isDeclarationNameOfEnumOrNamespace(node) {
-        var parseNode = ts.getParseTreeNode(node);
-        if (parseNode) {
-            switch (parseNode.parent.kind) {
-                case 255:
-                case 256:
-                    return parseNode === parseNode.parent.name;
-            }
-        }
-        return false;
-    }
-    ts.isDeclarationNameOfEnumOrNamespace = isDeclarationNameOfEnumOrNamespace;
-    function getInitializedVariables(node) {
-        return ts.filter(node.declarations, isInitializedVariable);
-    }
-    ts.getInitializedVariables = getInitializedVariables;
-    function isInitializedVariable(node) {
-        return node.initializer !== undefined;
-    }
-    function isWatchSet(options) {
-        return options.watch && options.hasOwnProperty("watch");
-    }
-    ts.isWatchSet = isWatchSet;
-    function closeFileWatcher(watcher) {
-        watcher.close();
-    }
-    ts.closeFileWatcher = closeFileWatcher;
-    function getCheckFlags(symbol) {
-        return symbol.flags & 33554432 ? symbol.checkFlags : 0;
-    }
-    ts.getCheckFlags = getCheckFlags;
-    function getDeclarationModifierFlagsFromSymbol(s) {
-        if (s.valueDeclaration) {
-            var flags = ts.getCombinedModifierFlags(s.valueDeclaration);
-            return s.parent && s.parent.flags & 32 ? flags : flags & ~28;
-        }
-        if (getCheckFlags(s) & 6) {
-            var checkFlags = s.checkFlags;
-            var accessModifier = checkFlags & 1024 ? 8 :
-                checkFlags & 256 ? 4 :
-                    16;
-            var staticModifier = checkFlags & 2048 ? 32 : 0;
-            return accessModifier | staticModifier;
-        }
-        if (s.flags & 4194304) {
-            return 4 | 32;
-        }
-        return 0;
-    }
-    ts.getDeclarationModifierFlagsFromSymbol = getDeclarationModifierFlagsFromSymbol;
-    function skipAlias(symbol, checker) {
-        return symbol.flags & 2097152 ? checker.getAliasedSymbol(symbol) : symbol;
-    }
-    ts.skipAlias = skipAlias;
-    function getCombinedLocalAndExportSymbolFlags(symbol) {
-        return symbol.exportSymbol ? symbol.exportSymbol.flags | symbol.flags : symbol.flags;
-    }
-    ts.getCombinedLocalAndExportSymbolFlags = getCombinedLocalAndExportSymbolFlags;
-    function isWriteOnlyAccess(node) {
-        return accessKind(node) === 1;
-    }
-    ts.isWriteOnlyAccess = isWriteOnlyAccess;
-    function isWriteAccess(node) {
-        return accessKind(node) !== 0;
-    }
-    ts.isWriteAccess = isWriteAccess;
-    function accessKind(node) {
-        var parent = node.parent;
-        if (!parent)
-            return 0;
-        switch (parent.kind) {
-            case 207:
-                return accessKind(parent);
-            case 215:
-            case 214:
-                var operator = parent.operator;
-                return operator === 45 || operator === 46 ? writeOrReadWrite() : 0;
-            case 216:
-                var _a = parent, left = _a.left, operatorToken = _a.operatorToken;
-                return left === node && isAssignmentOperator(operatorToken.kind) ?
-                    operatorToken.kind === 62 ? 1 : writeOrReadWrite()
-                    : 0;
-            case 201:
-                return parent.name !== node ? 0 : accessKind(parent);
-            case 288: {
-                var parentAccess = accessKind(parent.parent);
-                return node === parent.name ? reverseAccessKind(parentAccess) : parentAccess;
-            }
-            case 289:
-                return node === parent.objectAssignmentInitializer ? 0 : accessKind(parent.parent);
-            case 199:
-                return accessKind(parent);
-            default:
-                return 0;
-        }
-        function writeOrReadWrite() {
-            return parent.parent && skipParenthesesUp(parent.parent).kind === 233 ? 1 : 2;
-        }
-    }
-    function reverseAccessKind(a) {
-        switch (a) {
-            case 0:
-                return 1;
-            case 1:
-                return 0;
-            case 2:
-                return 2;
-            default:
-                return ts.Debug.assertNever(a);
-        }
-    }
-    function compareDataObjects(dst, src) {
-        if (!dst || !src || Object.keys(dst).length !== Object.keys(src).length) {
-            return false;
-        }
-        for (var e in dst) {
-            if (typeof dst[e] === "object") {
-                if (!compareDataObjects(dst[e], src[e])) {
-                    return false;
-                }
-            }
-            else if (typeof dst[e] !== "function") {
-                if (dst[e] !== src[e]) {
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-    ts.compareDataObjects = compareDataObjects;
-    function clearMap(map, onDeleteValue) {
-        map.forEach(onDeleteValue);
-        map.clear();
-    }
-    ts.clearMap = clearMap;
-    function mutateMapSkippingNewValues(map, newMap, options) {
-        var onDeleteValue = options.onDeleteValue, onExistingValue = options.onExistingValue;
-        map.forEach(function (existingValue, key) {
-            var valueInNewMap = newMap.get(key);
-            if (valueInNewMap === undefined) {
-                map.delete(key);
-                onDeleteValue(existingValue, key);
-            }
-            else if (onExistingValue) {
-                onExistingValue(existingValue, valueInNewMap, key);
-            }
-        });
-    }
-    ts.mutateMapSkippingNewValues = mutateMapSkippingNewValues;
-    function mutateMap(map, newMap, options) {
-        mutateMapSkippingNewValues(map, newMap, options);
-        var createNewValue = options.createNewValue;
-        newMap.forEach(function (valueInNewMap, key) {
-            if (!map.has(key)) {
-                map.set(key, createNewValue(key, valueInNewMap));
-            }
-        });
-    }
-    ts.mutateMap = mutateMap;
-    function isAbstractConstructorType(type) {
-        return !!(getObjectFlags(type) & 16) && !!type.symbol && isAbstractConstructorSymbol(type.symbol);
-    }
-    ts.isAbstractConstructorType = isAbstractConstructorType;
-    function isAbstractConstructorSymbol(symbol) {
-        if (symbol.flags & 32) {
-            var declaration = getClassLikeDeclarationOfSymbol(symbol);
-            return !!declaration && hasSyntacticModifier(declaration, 128);
-        }
-        return false;
-    }
-    ts.isAbstractConstructorSymbol = isAbstractConstructorSymbol;
-    function getClassLikeDeclarationOfSymbol(symbol) {
-        return ts.find(symbol.declarations, ts.isClassLike);
-    }
-    ts.getClassLikeDeclarationOfSymbol = getClassLikeDeclarationOfSymbol;
-    function getObjectFlags(type) {
-        return type.flags & 3899393 ? type.objectFlags : 0;
-    }
-    ts.getObjectFlags = getObjectFlags;
-    function typeHasCallOrConstructSignatures(type, checker) {
-        return checker.getSignaturesOfType(type, 0).length !== 0 || checker.getSignaturesOfType(type, 1).length !== 0;
-    }
-    ts.typeHasCallOrConstructSignatures = typeHasCallOrConstructSignatures;
-    function forSomeAncestorDirectory(directory, callback) {
-        return !!ts.forEachAncestorDirectory(directory, function (d) { return callback(d) ? true : undefined; });
-    }
-    ts.forSomeAncestorDirectory = forSomeAncestorDirectory;
-    function isUMDExportSymbol(symbol) {
-        return !!symbol && !!symbol.declarations && !!symbol.declarations[0] && ts.isNamespaceExportDeclaration(symbol.declarations[0]);
-    }
-    ts.isUMDExportSymbol = isUMDExportSymbol;
-    function showModuleSpecifier(_a) {
-        var moduleSpecifier = _a.moduleSpecifier;
-        return ts.isStringLiteral(moduleSpecifier) ? moduleSpecifier.text : getTextOfNode(moduleSpecifier);
-    }
-    ts.showModuleSpecifier = showModuleSpecifier;
-    function getLastChild(node) {
-        var lastChild;
-        ts.forEachChild(node, function (child) {
-            if (nodeIsPresent(child))
-                lastChild = child;
-        }, function (children) {
-            for (var i = children.length - 1; i >= 0; i--) {
-                if (nodeIsPresent(children[i])) {
-                    lastChild = children[i];
-                    break;
-                }
-            }
-        });
-        return lastChild;
-    }
-    ts.getLastChild = getLastChild;
-    function addToSeen(seen, key, value) {
-        if (value === void 0) { value = true; }
-        key = String(key);
-        if (seen.has(key)) {
-            return false;
-        }
-        seen.set(key, value);
-        return true;
-    }
-    ts.addToSeen = addToSeen;
-    function isObjectTypeDeclaration(node) {
-        return ts.isClassLike(node) || ts.isInterfaceDeclaration(node) || ts.isTypeLiteralNode(node);
-    }
-    ts.isObjectTypeDeclaration = isObjectTypeDeclaration;
-    function isTypeNodeKind(kind) {
-        return (kind >= 172 && kind <= 195)
-            || kind === 128
-            || kind === 152
-            || kind === 144
-            || kind === 155
-            || kind === 145
-            || kind === 131
-            || kind === 147
-            || kind === 148
-            || kind === 113
-            || kind === 150
-            || kind === 141
-            || kind === 223
-            || kind === 303
-            || kind === 304
-            || kind === 305
-            || kind === 306
-            || kind === 307
-            || kind === 308
-            || kind === 309;
-    }
-    ts.isTypeNodeKind = isTypeNodeKind;
-    function isAccessExpression(node) {
-        return node.kind === 201 || node.kind === 202;
-    }
-    ts.isAccessExpression = isAccessExpression;
-    function getNameOfAccessExpression(node) {
-        if (node.kind === 201) {
-            return node.name;
-        }
-        ts.Debug.assert(node.kind === 202);
-        return node.argumentExpression;
-    }
-    ts.getNameOfAccessExpression = getNameOfAccessExpression;
-    function isBundleFileTextLike(section) {
-        switch (section.kind) {
-            case "text":
-            case "internal":
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.isBundleFileTextLike = isBundleFileTextLike;
-    function isNamedImportsOrExports(node) {
-        return node.kind === 264 || node.kind === 268;
-    }
-    ts.isNamedImportsOrExports = isNamedImportsOrExports;
-    function getLeftmostAccessExpression(expr) {
-        while (isAccessExpression(expr)) {
-            expr = expr.expression;
-        }
-        return expr;
-    }
-    ts.getLeftmostAccessExpression = getLeftmostAccessExpression;
-    function getLeftmostExpression(node, stopAtCallExpressions) {
-        while (true) {
-            switch (node.kind) {
-                case 215:
-                    node = node.operand;
-                    continue;
-                case 216:
-                    node = node.left;
-                    continue;
-                case 217:
-                    node = node.condition;
-                    continue;
-                case 205:
-                    node = node.tag;
-                    continue;
-                case 203:
-                    if (stopAtCallExpressions) {
-                        return node;
-                    }
-                case 224:
-                case 202:
-                case 201:
-                case 225:
-                case 336:
-                    node = node.expression;
-                    continue;
-            }
-            return node;
-        }
-    }
-    ts.getLeftmostExpression = getLeftmostExpression;
-    function Symbol(flags, name) {
-        this.flags = flags;
-        this.escapedName = name;
-        this.declarations = undefined;
-        this.valueDeclaration = undefined;
-        this.id = undefined;
-        this.mergeId = undefined;
-        this.parent = undefined;
-    }
-    function Type(checker, flags) {
-        this.flags = flags;
-        if (ts.Debug.isDebugging || ts.tracing.isTracing()) {
-            this.checker = checker;
-        }
-    }
-    function Signature(checker, flags) {
-        this.flags = flags;
-        if (ts.Debug.isDebugging) {
-            this.checker = checker;
-        }
-    }
-    function Node(kind, pos, end) {
-        this.pos = pos;
-        this.end = end;
-        this.kind = kind;
-        this.id = 0;
-        this.flags = 0;
-        this.modifierFlagsCache = 0;
-        this.transformFlags = 0;
-        this.parent = undefined;
-        this.original = undefined;
-    }
-    function Token(kind, pos, end) {
-        this.pos = pos;
-        this.end = end;
-        this.kind = kind;
-        this.id = 0;
-        this.flags = 0;
-        this.transformFlags = 0;
-        this.parent = undefined;
-    }
-    function Identifier(kind, pos, end) {
-        this.pos = pos;
-        this.end = end;
-        this.kind = kind;
-        this.id = 0;
-        this.flags = 0;
-        this.transformFlags = 0;
-        this.parent = undefined;
-        this.original = undefined;
-        this.flowNode = undefined;
-    }
-    function SourceMapSource(fileName, text, skipTrivia) {
-        this.fileName = fileName;
-        this.text = text;
-        this.skipTrivia = skipTrivia || (function (pos) { return pos; });
-    }
-    ts.objectAllocator = {
-        getNodeConstructor: function () { return Node; },
-        getTokenConstructor: function () { return Token; },
-        getIdentifierConstructor: function () { return Identifier; },
-        getPrivateIdentifierConstructor: function () { return Node; },
-        getSourceFileConstructor: function () { return Node; },
-        getSymbolConstructor: function () { return Symbol; },
-        getTypeConstructor: function () { return Type; },
-        getSignatureConstructor: function () { return Signature; },
-        getSourceMapSourceConstructor: function () { return SourceMapSource; },
-    };
-    function setObjectAllocator(alloc) {
-        ts.objectAllocator = alloc;
-    }
-    ts.setObjectAllocator = setObjectAllocator;
-    function formatStringFromArgs(text, args, baseIndex) {
-        if (baseIndex === void 0) { baseIndex = 0; }
-        return text.replace(/{(\d+)}/g, function (_match, index) { return "" + ts.Debug.checkDefined(args[+index + baseIndex]); });
-    }
-    ts.formatStringFromArgs = formatStringFromArgs;
-    function setLocalizedDiagnosticMessages(messages) {
-        ts.localizedDiagnosticMessages = messages;
-    }
-    ts.setLocalizedDiagnosticMessages = setLocalizedDiagnosticMessages;
-    function getLocaleSpecificMessage(message) {
-        return ts.localizedDiagnosticMessages && ts.localizedDiagnosticMessages[message.key] || message.message;
-    }
-    ts.getLocaleSpecificMessage = getLocaleSpecificMessage;
-    function createDetachedDiagnostic(fileName, start, length, message) {
-        ts.Debug.assertGreaterThanOrEqual(start, 0);
-        ts.Debug.assertGreaterThanOrEqual(length, 0);
-        var text = getLocaleSpecificMessage(message);
-        if (arguments.length > 4) {
-            text = formatStringFromArgs(text, arguments, 4);
-        }
-        return {
-            file: undefined,
-            start: start,
-            length: length,
-            messageText: text,
-            category: message.category,
-            code: message.code,
-            reportsUnnecessary: message.reportsUnnecessary,
-            fileName: fileName,
-        };
-    }
-    ts.createDetachedDiagnostic = createDetachedDiagnostic;
-    function isDiagnosticWithDetachedLocation(diagnostic) {
-        return diagnostic.file === undefined
-            && diagnostic.start !== undefined
-            && diagnostic.length !== undefined
-            && typeof diagnostic.fileName === "string";
-    }
-    function attachFileToDiagnostic(diagnostic, file) {
-        var fileName = file.fileName || "";
-        var length = file.text.length;
-        ts.Debug.assertEqual(diagnostic.fileName, fileName);
-        ts.Debug.assertLessThanOrEqual(diagnostic.start, length);
-        ts.Debug.assertLessThanOrEqual(diagnostic.start + diagnostic.length, length);
-        var diagnosticWithLocation = {
-            file: file,
-            start: diagnostic.start,
-            length: diagnostic.length,
-            messageText: diagnostic.messageText,
-            category: diagnostic.category,
-            code: diagnostic.code,
-            reportsUnnecessary: diagnostic.reportsUnnecessary
-        };
-        if (diagnostic.relatedInformation) {
-            diagnosticWithLocation.relatedInformation = [];
-            for (var _i = 0, _a = diagnostic.relatedInformation; _i < _a.length; _i++) {
-                var related = _a[_i];
-                if (isDiagnosticWithDetachedLocation(related) && related.fileName === fileName) {
-                    ts.Debug.assertLessThanOrEqual(related.start, length);
-                    ts.Debug.assertLessThanOrEqual(related.start + related.length, length);
-                    diagnosticWithLocation.relatedInformation.push(attachFileToDiagnostic(related, file));
-                }
-                else {
-                    diagnosticWithLocation.relatedInformation.push(related);
-                }
-            }
-        }
-        return diagnosticWithLocation;
-    }
-    function attachFileToDiagnostics(diagnostics, file) {
-        var diagnosticsWithLocation = [];
-        for (var _i = 0, diagnostics_1 = diagnostics; _i < diagnostics_1.length; _i++) {
-            var diagnostic = diagnostics_1[_i];
-            diagnosticsWithLocation.push(attachFileToDiagnostic(diagnostic, file));
-        }
-        return diagnosticsWithLocation;
-    }
-    ts.attachFileToDiagnostics = attachFileToDiagnostics;
-    function createFileDiagnostic(file, start, length, message) {
-        ts.Debug.assertGreaterThanOrEqual(start, 0);
-        ts.Debug.assertGreaterThanOrEqual(length, 0);
-        if (file) {
-            ts.Debug.assertLessThanOrEqual(start, file.text.length);
-            ts.Debug.assertLessThanOrEqual(start + length, file.text.length);
-        }
-        var text = getLocaleSpecificMessage(message);
-        if (arguments.length > 4) {
-            text = formatStringFromArgs(text, arguments, 4);
-        }
-        return {
-            file: file,
-            start: start,
-            length: length,
-            messageText: text,
-            category: message.category,
-            code: message.code,
-            reportsUnnecessary: message.reportsUnnecessary,
-            reportsDeprecated: message.reportsDeprecated
-        };
-    }
-    ts.createFileDiagnostic = createFileDiagnostic;
-    function formatMessage(_dummy, message) {
-        var text = getLocaleSpecificMessage(message);
-        if (arguments.length > 2) {
-            text = formatStringFromArgs(text, arguments, 2);
-        }
-        return text;
-    }
-    ts.formatMessage = formatMessage;
-    function createCompilerDiagnostic(message) {
-        var text = getLocaleSpecificMessage(message);
-        if (arguments.length > 1) {
-            text = formatStringFromArgs(text, arguments, 1);
-        }
-        return {
-            file: undefined,
-            start: undefined,
-            length: undefined,
-            messageText: text,
-            category: message.category,
-            code: message.code,
-            reportsUnnecessary: message.reportsUnnecessary,
-            reportsDeprecated: message.reportsDeprecated
-        };
-    }
-    ts.createCompilerDiagnostic = createCompilerDiagnostic;
-    function createCompilerDiagnosticFromMessageChain(chain) {
-        return {
-            file: undefined,
-            start: undefined,
-            length: undefined,
-            code: chain.code,
-            category: chain.category,
-            messageText: chain.next ? chain : chain.messageText,
-        };
-    }
-    ts.createCompilerDiagnosticFromMessageChain = createCompilerDiagnosticFromMessageChain;
-    function chainDiagnosticMessages(details, message) {
-        var text = getLocaleSpecificMessage(message);
-        if (arguments.length > 2) {
-            text = formatStringFromArgs(text, arguments, 2);
-        }
-        return {
-            messageText: text,
-            category: message.category,
-            code: message.code,
-            next: details === undefined || Array.isArray(details) ? details : [details]
-        };
-    }
-    ts.chainDiagnosticMessages = chainDiagnosticMessages;
-    function concatenateDiagnosticMessageChains(headChain, tailChain) {
-        var lastChain = headChain;
-        while (lastChain.next) {
-            lastChain = lastChain.next[0];
-        }
-        lastChain.next = [tailChain];
-    }
-    ts.concatenateDiagnosticMessageChains = concatenateDiagnosticMessageChains;
-    function getDiagnosticFilePath(diagnostic) {
-        return diagnostic.file ? diagnostic.file.path : undefined;
-    }
-    function compareDiagnostics(d1, d2) {
-        return compareDiagnosticsSkipRelatedInformation(d1, d2) ||
-            compareRelatedInformation(d1, d2) ||
-            0;
-    }
-    ts.compareDiagnostics = compareDiagnostics;
-    function compareDiagnosticsSkipRelatedInformation(d1, d2) {
-        return ts.compareStringsCaseSensitive(getDiagnosticFilePath(d1), getDiagnosticFilePath(d2)) ||
-            ts.compareValues(d1.start, d2.start) ||
-            ts.compareValues(d1.length, d2.length) ||
-            ts.compareValues(d1.code, d2.code) ||
-            compareMessageText(d1.messageText, d2.messageText) ||
-            0;
-    }
-    ts.compareDiagnosticsSkipRelatedInformation = compareDiagnosticsSkipRelatedInformation;
-    function compareRelatedInformation(d1, d2) {
-        if (!d1.relatedInformation && !d2.relatedInformation) {
-            return 0;
-        }
-        if (d1.relatedInformation && d2.relatedInformation) {
-            return ts.compareValues(d1.relatedInformation.length, d2.relatedInformation.length) || ts.forEach(d1.relatedInformation, function (d1i, index) {
-                var d2i = d2.relatedInformation[index];
-                return compareDiagnostics(d1i, d2i);
-            }) || 0;
-        }
-        return d1.relatedInformation ? -1 : 1;
-    }
-    function compareMessageText(t1, t2) {
-        if (typeof t1 === "string" && typeof t2 === "string") {
-            return ts.compareStringsCaseSensitive(t1, t2);
-        }
-        else if (typeof t1 === "string") {
-            return -1;
-        }
-        else if (typeof t2 === "string") {
-            return 1;
-        }
-        var res = ts.compareStringsCaseSensitive(t1.messageText, t2.messageText);
-        if (res) {
-            return res;
-        }
-        if (!t1.next && !t2.next) {
-            return 0;
-        }
-        if (!t1.next) {
-            return -1;
-        }
-        if (!t2.next) {
-            return 1;
-        }
-        var len = Math.min(t1.next.length, t2.next.length);
-        for (var i = 0; i < len; i++) {
-            res = compareMessageText(t1.next[i], t2.next[i]);
-            if (res) {
-                return res;
-            }
-        }
-        if (t1.next.length < t2.next.length) {
-            return -1;
-        }
-        else if (t1.next.length > t2.next.length) {
-            return 1;
-        }
-        return 0;
-    }
-    function getLanguageVariant(scriptKind) {
-        return scriptKind === 4 || scriptKind === 2 || scriptKind === 1 || scriptKind === 6 ? 1 : 0;
-    }
-    ts.getLanguageVariant = getLanguageVariant;
-    function getEmitScriptTarget(compilerOptions) {
-        return compilerOptions.target || 0;
-    }
-    ts.getEmitScriptTarget = getEmitScriptTarget;
-    function getEmitModuleKind(compilerOptions) {
-        return typeof compilerOptions.module === "number" ?
-            compilerOptions.module :
-            getEmitScriptTarget(compilerOptions) >= 2 ? ts.ModuleKind.ES2015 : ts.ModuleKind.CommonJS;
-    }
-    ts.getEmitModuleKind = getEmitModuleKind;
-    function getEmitModuleResolutionKind(compilerOptions) {
-        var moduleResolution = compilerOptions.moduleResolution;
-        if (moduleResolution === undefined) {
-            moduleResolution = getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS ? ts.ModuleResolutionKind.NodeJs : ts.ModuleResolutionKind.Classic;
-        }
-        return moduleResolution;
-    }
-    ts.getEmitModuleResolutionKind = getEmitModuleResolutionKind;
-    function hasJsonModuleEmitEnabled(options) {
-        switch (getEmitModuleKind(options)) {
-            case ts.ModuleKind.CommonJS:
-            case ts.ModuleKind.AMD:
-            case ts.ModuleKind.ES2015:
-            case ts.ModuleKind.ES2020:
-            case ts.ModuleKind.ESNext:
-                return true;
-            default:
-                return false;
-        }
-    }
-    ts.hasJsonModuleEmitEnabled = hasJsonModuleEmitEnabled;
-    function unreachableCodeIsError(options) {
-        return options.allowUnreachableCode === false;
-    }
-    ts.unreachableCodeIsError = unreachableCodeIsError;
-    function unusedLabelIsError(options) {
-        return options.allowUnusedLabels === false;
-    }
-    ts.unusedLabelIsError = unusedLabelIsError;
-    function getAreDeclarationMapsEnabled(options) {
-        return !!(getEmitDeclarations(options) && options.declarationMap);
-    }
-    ts.getAreDeclarationMapsEnabled = getAreDeclarationMapsEnabled;
-    function getAllowSyntheticDefaultImports(compilerOptions) {
-        var moduleKind = getEmitModuleKind(compilerOptions);
-        return compilerOptions.allowSyntheticDefaultImports !== undefined
-            ? compilerOptions.allowSyntheticDefaultImports
-            : compilerOptions.esModuleInterop ||
-                moduleKind === ts.ModuleKind.System;
-    }
-    ts.getAllowSyntheticDefaultImports = getAllowSyntheticDefaultImports;
-    function getEmitDeclarations(compilerOptions) {
-        return !!(compilerOptions.declaration || compilerOptions.composite);
-    }
-    ts.getEmitDeclarations = getEmitDeclarations;
-    function isIncrementalCompilation(options) {
-        return !!(options.incremental || options.composite);
-    }
-    ts.isIncrementalCompilation = isIncrementalCompilation;
-    function getStrictOptionValue(compilerOptions, flag) {
-        return compilerOptions[flag] === undefined ? !!compilerOptions.strict : !!compilerOptions[flag];
-    }
-    ts.getStrictOptionValue = getStrictOptionValue;
-    function getAllowJSCompilerOption(compilerOptions) {
-        return compilerOptions.allowJs === undefined ? !!compilerOptions.checkJs : compilerOptions.allowJs;
-    }
-    ts.getAllowJSCompilerOption = getAllowJSCompilerOption;
-    function compilerOptionsAffectSemanticDiagnostics(newOptions, oldOptions) {
-        return oldOptions !== newOptions &&
-            ts.semanticDiagnosticsOptionDeclarations.some(function (option) { return !isJsonEqual(getCompilerOptionValue(oldOptions, option), getCompilerOptionValue(newOptions, option)); });
-    }
-    ts.compilerOptionsAffectSemanticDiagnostics = compilerOptionsAffectSemanticDiagnostics;
-    function compilerOptionsAffectEmit(newOptions, oldOptions) {
-        return oldOptions !== newOptions &&
-            ts.affectsEmitOptionDeclarations.some(function (option) { return !isJsonEqual(getCompilerOptionValue(oldOptions, option), getCompilerOptionValue(newOptions, option)); });
-    }
-    ts.compilerOptionsAffectEmit = compilerOptionsAffectEmit;
-    function getCompilerOptionValue(options, option) {
-        return option.strictFlag ? getStrictOptionValue(options, option.name) : options[option.name];
-    }
-    ts.getCompilerOptionValue = getCompilerOptionValue;
-    function getJSXTransformEnabled(options) {
-        var jsx = options.jsx;
-        return jsx === 2 || jsx === 4 || jsx === 5;
-    }
-    ts.getJSXTransformEnabled = getJSXTransformEnabled;
-    function getJSXImplicitImportBase(compilerOptions, file) {
-        var jsxImportSourcePragmas = file === null || file === void 0 ? void 0 : file.pragmas.get("jsximportsource");
-        var jsxImportSourcePragma = ts.isArray(jsxImportSourcePragmas) ? jsxImportSourcePragmas[0] : jsxImportSourcePragmas;
-        return compilerOptions.jsx === 4 ||
-            compilerOptions.jsx === 5 ||
-            compilerOptions.jsxImportSource ||
-            jsxImportSourcePragma ?
-            (jsxImportSourcePragma === null || jsxImportSourcePragma === void 0 ? void 0 : jsxImportSourcePragma.arguments.factory) || compilerOptions.jsxImportSource || "react" :
-            undefined;
-    }
-    ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
-    function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
-    }
-    ts.getJSXRuntimeImport = getJSXRuntimeImport;
-    function hasZeroOrOneAsteriskCharacter(str) {
-        var seenAsterisk = false;
-        for (var i = 0; i < str.length; i++) {
-            if (str.charCodeAt(i) === 42) {
-                if (!seenAsterisk) {
-                    seenAsterisk = true;
-                }
-                else {
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-    ts.hasZeroOrOneAsteriskCharacter = hasZeroOrOneAsteriskCharacter;
-    function createSymlinkCache() {
-        var symlinkedDirectories;
-        var symlinkedFiles;
-        return {
-            getSymlinkedFiles: function () { return symlinkedFiles; },
-            getSymlinkedDirectories: function () { return symlinkedDirectories; },
-            setSymlinkedFile: function (path, real) { return (symlinkedFiles || (symlinkedFiles = new ts.Map())).set(path, real); },
-            setSymlinkedDirectory: function (path, directory) { return (symlinkedDirectories || (symlinkedDirectories = new ts.Map())).set(path, directory); },
-        };
-    }
-    ts.createSymlinkCache = createSymlinkCache;
-    function discoverProbableSymlinks(files, getCanonicalFileName, cwd) {
-        var cache = createSymlinkCache();
-        var symlinks = ts.flatten(ts.mapDefined(files, function (sf) {
-            return sf.resolvedModules && ts.compact(ts.arrayFrom(ts.mapIterator(sf.resolvedModules.values(), function (res) {
-                return res && res.originalPath && res.resolvedFileName !== res.originalPath ? [res.resolvedFileName, res.originalPath] : undefined;
-            })));
-        }));
-        for (var _i = 0, symlinks_1 = symlinks; _i < symlinks_1.length; _i++) {
-            var _a = symlinks_1[_i], resolvedPath = _a[0], originalPath = _a[1];
-            var _b = guessDirectorySymlink(resolvedPath, originalPath, cwd, getCanonicalFileName) || ts.emptyArray, commonResolved = _b[0], commonOriginal = _b[1];
-            if (commonResolved && commonOriginal) {
-                cache.setSymlinkedDirectory(ts.toPath(commonOriginal, cwd, getCanonicalFileName), { real: commonResolved, realPath: ts.toPath(commonResolved, cwd, getCanonicalFileName) });
-            }
-        }
-        return cache;
-    }
-    ts.discoverProbableSymlinks = discoverProbableSymlinks;
-    function guessDirectorySymlink(a, b, cwd, getCanonicalFileName) {
-        var aParts = ts.getPathComponents(ts.toPath(a, cwd, getCanonicalFileName));
-        var bParts = ts.getPathComponents(ts.toPath(b, cwd, getCanonicalFileName));
-        var isDirectory = false;
-        while (!isNodeModulesOrScopedPackageDirectory(aParts[aParts.length - 2], getCanonicalFileName) &&
-            !isNodeModulesOrScopedPackageDirectory(bParts[bParts.length - 2], getCanonicalFileName) &&
-            getCanonicalFileName(aParts[aParts.length - 1]) === getCanonicalFileName(bParts[bParts.length - 1])) {
-            aParts.pop();
-            bParts.pop();
-            isDirectory = true;
-        }
-        return isDirectory ? [ts.getPathFromPathComponents(aParts), ts.getPathFromPathComponents(bParts)] : undefined;
-    }
-    function isNodeModulesOrScopedPackageDirectory(s, getCanonicalFileName) {
-        return getCanonicalFileName(s) === "node_modules" || ts.startsWith(s, "@");
-    }
-    function stripLeadingDirectorySeparator(s) {
-        return ts.isAnyDirectorySeparator(s.charCodeAt(0)) ? s.slice(1) : undefined;
-    }
-    function tryRemoveDirectoryPrefix(path, dirPath, getCanonicalFileName) {
-        var withoutPrefix = ts.tryRemovePrefix(path, dirPath, getCanonicalFileName);
-        return withoutPrefix === undefined ? undefined : stripLeadingDirectorySeparator(withoutPrefix);
-    }
-    ts.tryRemoveDirectoryPrefix = tryRemoveDirectoryPrefix;
-    var reservedCharacterPattern = /[^\w\s\/]/g;
-    function regExpEscape(text) {
-        return text.replace(reservedCharacterPattern, escapeRegExpCharacter);
-    }
-    ts.regExpEscape = regExpEscape;
-    function escapeRegExpCharacter(match) {
-        return "\\" + match;
-    }
-    var wildcardCharCodes = [42, 63];
-    ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
-    var filesMatcher = {
-        singleAsteriskRegexFragment: "([^./]|(\\.(?!min\\.js$))?)*",
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
-        replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
-    };
-    var directoriesMatcher = {
-        singleAsteriskRegexFragment: "[^/]*",
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
-        replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
-    };
-    var excludeMatcher = {
-        singleAsteriskRegexFragment: "[^/]*",
-        doubleAsteriskRegexFragment: "(/.+?)?",
-        replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, excludeMatcher.singleAsteriskRegexFragment); }
-    };
-    var wildcardMatchers = {
-        files: filesMatcher,
-        directories: directoriesMatcher,
-        exclude: excludeMatcher
-    };
-    function getRegularExpressionForWildcard(specs, basePath, usage) {
-        var patterns = getRegularExpressionsForWildcards(specs, basePath, usage);
-        if (!patterns || !patterns.length) {
-            return undefined;
-        }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
-        var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
-    }
-    ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
-    function getRegularExpressionsForWildcards(specs, basePath, usage) {
-        if (specs === undefined || specs.length === 0) {
-            return undefined;
-        }
-        return ts.flatMap(specs, function (spec) {
-            return spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        });
-    }
-    ts.getRegularExpressionsForWildcards = getRegularExpressionsForWildcards;
-    function isImplicitGlob(lastPathComponent) {
-        return !/[.*?]/.test(lastPathComponent);
-    }
-    ts.isImplicitGlob = isImplicitGlob;
-    function getSubPatternFromSpec(spec, basePath, usage, _a) {
-        var singleAsteriskRegexFragment = _a.singleAsteriskRegexFragment, doubleAsteriskRegexFragment = _a.doubleAsteriskRegexFragment, replaceWildcardCharacter = _a.replaceWildcardCharacter;
-        var subpattern = "";
-        var hasWrittenComponent = false;
-        var components = ts.getNormalizedPathComponents(spec, basePath);
-        var lastComponent = ts.last(components);
-        if (usage !== "exclude" && lastComponent === "**") {
-            return undefined;
-        }
-        components[0] = ts.removeTrailingDirectorySeparator(components[0]);
-        if (isImplicitGlob(lastComponent)) {
-            components.push("**", "*");
-        }
-        var optionalCount = 0;
-        for (var _i = 0, components_1 = components; _i < components_1.length; _i++) {
-            var component = components_1[_i];
-            if (component === "**") {
-                subpattern += doubleAsteriskRegexFragment;
-            }
-            else {
-                if (usage === "directories") {
-                    subpattern += "(";
-                    optionalCount++;
-                }
-                if (hasWrittenComponent) {
-                    subpattern += ts.directorySeparator;
-                }
-                if (usage !== "exclude") {
-                    var componentPattern = "";
-                    if (component.charCodeAt(0) === 42) {
-                        componentPattern += "([^./]" + singleAsteriskRegexFragment + ")?";
-                        component = component.substr(1);
-                    }
-                    else if (component.charCodeAt(0) === 63) {
-                        componentPattern += "[^./]";
-                        component = component.substr(1);
-                    }
-                    componentPattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter);
-                    if (componentPattern !== component) {
-                        subpattern += implicitExcludePathRegexPattern;
-                    }
-                    subpattern += componentPattern;
-                }
-                else {
-                    subpattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter);
-                }
-            }
-            hasWrittenComponent = true;
-        }
-        while (optionalCount > 0) {
-            subpattern += ")?";
-            optionalCount--;
-        }
-        return subpattern;
-    }
-    function replaceWildcardCharacter(match, singleAsteriskRegexFragment) {
-        return match === "*" ? singleAsteriskRegexFragment : match === "?" ? "[^/]" : "\\" + match;
-    }
-    function getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory) {
-        path = ts.normalizePath(path);
-        currentDirectory = ts.normalizePath(currentDirectory);
-        var absolutePath = ts.combinePaths(currentDirectory, path);
-        return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
-            includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
-            includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
-            excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
-            basePaths: getBasePaths(path, includes, useCaseSensitiveFileNames)
-        };
-    }
-    ts.getFileMatcherPatterns = getFileMatcherPatterns;
-    function getRegexFromPattern(pattern, useCaseSensitiveFileNames) {
-        return new RegExp(pattern, useCaseSensitiveFileNames ? "" : "i");
-    }
-    ts.getRegexFromPattern = getRegexFromPattern;
-    function matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, depth, getFileSystemEntries, realpath) {
-        path = ts.normalizePath(path);
-        currentDirectory = ts.normalizePath(currentDirectory);
-        var patterns = getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory);
-        var includeFileRegexes = patterns.includeFilePatterns && patterns.includeFilePatterns.map(function (pattern) { return getRegexFromPattern(pattern, useCaseSensitiveFileNames); });
-        var includeDirectoryRegex = patterns.includeDirectoryPattern && getRegexFromPattern(patterns.includeDirectoryPattern, useCaseSensitiveFileNames);
-        var excludeRegex = patterns.excludePattern && getRegexFromPattern(patterns.excludePattern, useCaseSensitiveFileNames);
-        var results = includeFileRegexes ? includeFileRegexes.map(function () { return []; }) : [[]];
-        var visited = new ts.Map();
-        var toCanonical = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        for (var _i = 0, _a = patterns.basePaths; _i < _a.length; _i++) {
-            var basePath = _a[_i];
-            visitDirectory(basePath, ts.combinePaths(currentDirectory, basePath), depth);
-        }
-        return ts.flatten(results);
-        function visitDirectory(path, absolutePath, depth) {
-            var canonicalPath = toCanonical(realpath(absolutePath));
-            if (visited.has(canonicalPath))
-                return;
-            visited.set(canonicalPath, true);
-            var _a = getFileSystemEntries(path), files = _a.files, directories = _a.directories;
-            var _loop_1 = function (current) {
-                var name = ts.combinePaths(path, current);
-                var absoluteName = ts.combinePaths(absolutePath, current);
-                if (extensions && !ts.fileExtensionIsOneOf(name, extensions))
-                    return "continue";
-                if (excludeRegex && excludeRegex.test(absoluteName))
-                    return "continue";
-                if (!includeFileRegexes) {
-                    results[0].push(name);
-                }
-                else {
-                    var includeIndex = ts.findIndex(includeFileRegexes, function (re) { return re.test(absoluteName); });
-                    if (includeIndex !== -1) {
-                        results[includeIndex].push(name);
-                    }
-                }
-            };
-            for (var _i = 0, _b = ts.sort(files, ts.compareStringsCaseSensitive); _i < _b.length; _i++) {
-                var current = _b[_i];
-                _loop_1(current);
-            }
-            if (depth !== undefined) {
-                depth--;
-                if (depth === 0) {
-                    return;
-                }
-            }
-            for (var _c = 0, _d = ts.sort(directories, ts.compareStringsCaseSensitive); _c < _d.length; _c++) {
-                var current = _d[_c];
-                var name = ts.combinePaths(path, current);
-                var absoluteName = ts.combinePaths(absolutePath, current);
-                if ((!includeDirectoryRegex || includeDirectoryRegex.test(absoluteName)) &&
-                    (!excludeRegex || !excludeRegex.test(absoluteName))) {
-                    visitDirectory(name, absoluteName, depth);
-                }
-            }
-        }
-    }
-    ts.matchFiles = matchFiles;
-    function getBasePaths(path, includes, useCaseSensitiveFileNames) {
-        var basePaths = [path];
-        if (includes) {
-            var includeBasePaths = [];
-            for (var _i = 0, includes_1 = includes; _i < includes_1.length; _i++) {
-                var include = includes_1[_i];
-                var absolute = ts.isRootedDiskPath(include) ? include : ts.normalizePath(ts.combinePaths(path, include));
-                includeBasePaths.push(getIncludeBasePath(absolute));
-            }
-            includeBasePaths.sort(ts.getStringComparer(!useCaseSensitiveFileNames));
-            var _loop_2 = function (includeBasePath) {
-                if (ts.every(basePaths, function (basePath) { return !ts.containsPath(basePath, includeBasePath, path, !useCaseSensitiveFileNames); })) {
-                    basePaths.push(includeBasePath);
-                }
-            };
-            for (var _a = 0, includeBasePaths_1 = includeBasePaths; _a < includeBasePaths_1.length; _a++) {
-                var includeBasePath = includeBasePaths_1[_a];
-                _loop_2(includeBasePath);
-            }
-        }
-        return basePaths;
-    }
-    function getIncludeBasePath(absolute) {
-        var wildcardOffset = ts.indexOfAnyCharCode(absolute, wildcardCharCodes);
-        if (wildcardOffset < 0) {
-            return !ts.hasExtension(absolute)
-                ? absolute
-                : ts.removeTrailingDirectorySeparator(ts.getDirectoryPath(absolute));
-        }
-        return absolute.substring(0, absolute.lastIndexOf(ts.directorySeparator, wildcardOffset));
-    }
-    function ensureScriptKind(fileName, scriptKind) {
-        return scriptKind || getScriptKindFromFileName(fileName) || 3;
-    }
-    ts.ensureScriptKind = ensureScriptKind;
-    function getScriptKindFromFileName(fileName) {
-        var ext = fileName.substr(fileName.lastIndexOf("."));
-        switch (ext.toLowerCase()) {
-            case ".js":
-                return 1;
-            case ".jsx":
-                return 2;
-            case ".ts":
-                return 3;
-            case ".tsx":
-                return 4;
-            case ".json":
-                return 6;
-            default:
-                return 0;
-        }
-    }
-    ts.getScriptKindFromFileName = getScriptKindFromFileName;
-    ts.supportedTSExtensions = [".ts", ".tsx", ".d.ts"];
-    ts.supportedTSExtensionsWithJson = [".ts", ".tsx", ".d.ts", ".json"];
-    ts.supportedTSExtensionsForExtractExtension = [".d.ts", ".ts", ".tsx"];
-    ts.supportedJSExtensions = [".js", ".jsx"];
-    ts.supportedJSAndJsonExtensions = [".js", ".jsx", ".json"];
-    var allSupportedExtensions = __spreadArrays(ts.supportedTSExtensions, ts.supportedJSExtensions);
-    var allSupportedExtensionsWithJson = __spreadArrays(ts.supportedTSExtensions, ts.supportedJSExtensions, [".json"]);
-    function getSupportedExtensions(options, extraFileExtensions) {
-        var needJsExtensions = options && getAllowJSCompilerOption(options);
-        if (!extraFileExtensions || extraFileExtensions.length === 0) {
-            return needJsExtensions ? allSupportedExtensions : ts.supportedTSExtensions;
-        }
-        var extensions = __spreadArrays(needJsExtensions ? allSupportedExtensions : ts.supportedTSExtensions, ts.mapDefined(extraFileExtensions, function (x) { return x.scriptKind === 7 || needJsExtensions && isJSLike(x.scriptKind) ? x.extension : undefined; }));
-        return ts.deduplicate(extensions, ts.equateStringsCaseSensitive, ts.compareStringsCaseSensitive);
-    }
-    ts.getSupportedExtensions = getSupportedExtensions;
-    function getSuppoertedExtensionsWithJsonIfResolveJsonModule(options, supportedExtensions) {
-        if (!options || !options.resolveJsonModule) {
-            return supportedExtensions;
-        }
-        if (supportedExtensions === allSupportedExtensions) {
-            return allSupportedExtensionsWithJson;
-        }
-        if (supportedExtensions === ts.supportedTSExtensions) {
-            return ts.supportedTSExtensionsWithJson;
-        }
-        return __spreadArrays(supportedExtensions, [".json"]);
-    }
-    ts.getSuppoertedExtensionsWithJsonIfResolveJsonModule = getSuppoertedExtensionsWithJsonIfResolveJsonModule;
-    function isJSLike(scriptKind) {
-        return scriptKind === 1 || scriptKind === 2;
-    }
-    function hasJSFileExtension(fileName) {
-        return ts.some(ts.supportedJSExtensions, function (extension) { return ts.fileExtensionIs(fileName, extension); });
-    }
-    ts.hasJSFileExtension = hasJSFileExtension;
-    function hasTSFileExtension(fileName) {
-        return ts.some(ts.supportedTSExtensions, function (extension) { return ts.fileExtensionIs(fileName, extension); });
-    }
-    ts.hasTSFileExtension = hasTSFileExtension;
-    function isSupportedSourceFileName(fileName, compilerOptions, extraFileExtensions) {
-        if (!fileName) {
-            return false;
-        }
-        var supportedExtensions = getSupportedExtensions(compilerOptions, extraFileExtensions);
-        for (var _i = 0, _a = getSuppoertedExtensionsWithJsonIfResolveJsonModule(compilerOptions, supportedExtensions); _i < _a.length; _i++) {
-            var extension = _a[_i];
-            if (ts.fileExtensionIs(fileName, extension)) {
-                return true;
-            }
-        }
-        return false;
-    }
-    ts.isSupportedSourceFileName = isSupportedSourceFileName;
-    function getExtensionPriority(path, supportedExtensions) {
-        for (var i = supportedExtensions.length - 1; i >= 0; i--) {
-            if (ts.fileExtensionIs(path, supportedExtensions[i])) {
-                return adjustExtensionPriority(i, supportedExtensions);
-            }
-        }
-        return 0;
-    }
-    ts.getExtensionPriority = getExtensionPriority;
-    function adjustExtensionPriority(extensionPriority, supportedExtensions) {
-        if (extensionPriority < 2) {
-            return 0;
-        }
-        else if (extensionPriority < supportedExtensions.length) {
-            return 2;
-        }
-        else {
-            return supportedExtensions.length;
-        }
-    }
-    ts.adjustExtensionPriority = adjustExtensionPriority;
-    function getNextLowestExtensionPriority(extensionPriority, supportedExtensions) {
-        if (extensionPriority < 2) {
-            return 2;
-        }
-        else {
-            return supportedExtensions.length;
-        }
-    }
-    ts.getNextLowestExtensionPriority = getNextLowestExtensionPriority;
-    var extensionsToRemove = [".d.ts", ".ts", ".js", ".tsx", ".jsx", ".json"];
-    function removeFileExtension(path) {
-        for (var _i = 0, extensionsToRemove_1 = extensionsToRemove; _i < extensionsToRemove_1.length; _i++) {
-            var ext = extensionsToRemove_1[_i];
-            var extensionless = tryRemoveExtension(path, ext);
-            if (extensionless !== undefined) {
-                return extensionless;
-            }
-        }
-        return path;
-    }
-    ts.removeFileExtension = removeFileExtension;
-    function tryRemoveExtension(path, extension) {
-        return ts.fileExtensionIs(path, extension) ? removeExtension(path, extension) : undefined;
-    }
-    ts.tryRemoveExtension = tryRemoveExtension;
-    function removeExtension(path, extension) {
-        return path.substring(0, path.length - extension.length);
-    }
-    ts.removeExtension = removeExtension;
-    function changeExtension(path, newExtension) {
-        return ts.changeAnyExtension(path, newExtension, extensionsToRemove, false);
-    }
-    ts.changeExtension = changeExtension;
-    function tryParsePattern(pattern) {
-        ts.Debug.assert(hasZeroOrOneAsteriskCharacter(pattern));
-        var indexOfStar = pattern.indexOf("*");
-        return indexOfStar === -1 ? undefined : {
-            prefix: pattern.substr(0, indexOfStar),
-            suffix: pattern.substr(indexOfStar + 1)
-        };
-    }
-    ts.tryParsePattern = tryParsePattern;
-    function positionIsSynthesized(pos) {
-        return !(pos >= 0);
-    }
-    ts.positionIsSynthesized = positionIsSynthesized;
-    function extensionIsTS(ext) {
-        return ext === ".ts" || ext === ".tsx" || ext === ".d.ts";
-    }
-    ts.extensionIsTS = extensionIsTS;
-    function resolutionExtensionIsTSOrJson(ext) {
-        return extensionIsTS(ext) || ext === ".json";
-    }
-    ts.resolutionExtensionIsTSOrJson = resolutionExtensionIsTSOrJson;
-    function extensionFromPath(path) {
-        var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
-    }
-    ts.extensionFromPath = extensionFromPath;
-    function isAnySupportedFileExtension(path) {
-        return tryGetExtensionFromPath(path) !== undefined;
-    }
-    ts.isAnySupportedFileExtension = isAnySupportedFileExtension;
-    function tryGetExtensionFromPath(path) {
-        return ts.find(extensionsToRemove, function (e) { return ts.fileExtensionIs(path, e); });
-    }
-    ts.tryGetExtensionFromPath = tryGetExtensionFromPath;
-    function isCheckJsEnabledForFile(sourceFile, compilerOptions) {
-        return sourceFile.checkJsDirective ? sourceFile.checkJsDirective.enabled : compilerOptions.checkJs;
-    }
-    ts.isCheckJsEnabledForFile = isCheckJsEnabledForFile;
-    ts.emptyFileSystemEntries = {
-        files: ts.emptyArray,
-        directories: ts.emptyArray
-    };
-    function matchPatternOrExact(patternStrings, candidate) {
-        var patterns = [];
-        for (var _i = 0, patternStrings_1 = patternStrings; _i < patternStrings_1.length; _i++) {
-            var patternString = patternStrings_1[_i];
-            if (!hasZeroOrOneAsteriskCharacter(patternString))
-                continue;
-            var pattern = tryParsePattern(patternString);
-            if (pattern) {
-                patterns.push(pattern);
-            }
-            else if (patternString === candidate) {
-                return patternString;
-            }
-        }
-        return ts.findBestPatternMatch(patterns, function (_) { return _; }, candidate);
-    }
-    ts.matchPatternOrExact = matchPatternOrExact;
-    function sliceAfter(arr, value) {
-        var index = arr.indexOf(value);
-        ts.Debug.assert(index !== -1);
-        return arr.slice(index);
-    }
-    ts.sliceAfter = sliceAfter;
-    function addRelatedInfo(diagnostic) {
-        var _a;
-        var relatedInformation = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            relatedInformation[_i - 1] = arguments[_i];
-        }
-        if (!relatedInformation.length) {
-            return diagnostic;
-        }
-        if (!diagnostic.relatedInformation) {
-            diagnostic.relatedInformation = [];
-        }
-        ts.Debug.assert(diagnostic.relatedInformation !== ts.emptyArray, "Diagnostic had empty array singleton for related info, but is still being constructed!");
-        (_a = diagnostic.relatedInformation).push.apply(_a, relatedInformation);
-        return diagnostic;
-    }
-    ts.addRelatedInfo = addRelatedInfo;
-    function minAndMax(arr, getValue) {
-        ts.Debug.assert(arr.length !== 0);
-        var min = getValue(arr[0]);
-        var max = min;
-        for (var i = 1; i < arr.length; i++) {
-            var value = getValue(arr[i]);
-            if (value < min) {
-                min = value;
-            }
-            else if (value > max) {
-                max = value;
-            }
-        }
-        return { min: min, max: max };
-    }
-    ts.minAndMax = minAndMax;
-    function rangeOfNode(node) {
-        return { pos: getTokenPosOfNode(node), end: node.end };
-    }
-    ts.rangeOfNode = rangeOfNode;
-    function rangeOfTypeParameters(typeParameters) {
-        return { pos: typeParameters.pos - 1, end: typeParameters.end + 1 };
-    }
-    ts.rangeOfTypeParameters = rangeOfTypeParameters;
-    function skipTypeChecking(sourceFile, options, host) {
-        return (options.skipLibCheck && sourceFile.isDeclarationFile ||
-            options.skipDefaultLibCheck && sourceFile.hasNoDefaultLib) ||
-            host.isSourceOfProjectReferenceRedirect(sourceFile.fileName);
-    }
-    ts.skipTypeChecking = skipTypeChecking;
-    function isJsonEqual(a, b) {
-        return a === b || typeof a === "object" && a !== null && typeof b === "object" && b !== null && ts.equalOwnProperties(a, b, isJsonEqual);
-    }
-    ts.isJsonEqual = isJsonEqual;
-    function parsePseudoBigInt(stringValue) {
-        var log2Base;
-        switch (stringValue.charCodeAt(1)) {
-            case 98:
-            case 66:
-                log2Base = 1;
-                break;
-            case 111:
-            case 79:
-                log2Base = 3;
-                break;
-            case 120:
-            case 88:
-                log2Base = 4;
-                break;
-            default:
-                var nIndex = stringValue.length - 1;
-                var nonZeroStart = 0;
-                while (stringValue.charCodeAt(nonZeroStart) === 48) {
-                    nonZeroStart++;
-                }
-                return stringValue.slice(nonZeroStart, nIndex) || "0";
-        }
-        var startIndex = 2, endIndex = stringValue.length - 1;
-        var bitsNeeded = (endIndex - startIndex) * log2Base;
-        var segments = new Uint16Array((bitsNeeded >>> 4) + (bitsNeeded & 15 ? 1 : 0));
-        for (var i = endIndex - 1, bitOffset = 0; i >= startIndex; i--, bitOffset += log2Base) {
-            var segment = bitOffset >>> 4;
-            var digitChar = stringValue.charCodeAt(i);
-            var digit = digitChar <= 57
-                ? digitChar - 48
-                : 10 + digitChar -
-                    (digitChar <= 70 ? 65 : 97);
-            var shiftedDigit = digit << (bitOffset & 15);
-            segments[segment] |= shiftedDigit;
-            var residual = shiftedDigit >>> 16;
-            if (residual)
-                segments[segment + 1] |= residual;
-        }
-        var base10Value = "";
-        var firstNonzeroSegment = segments.length - 1;
-        var segmentsRemaining = true;
-        while (segmentsRemaining) {
-            var mod10 = 0;
-            segmentsRemaining = false;
-            for (var segment = firstNonzeroSegment; segment >= 0; segment--) {
-                var newSegment = mod10 << 16 | segments[segment];
-                var segmentValue = (newSegment / 10) | 0;
-                segments[segment] = segmentValue;
-                mod10 = newSegment - segmentValue * 10;
-                if (segmentValue && !segmentsRemaining) {
-                    firstNonzeroSegment = segment;
-                    segmentsRemaining = true;
-                }
-            }
-            base10Value = mod10 + base10Value;
-        }
-        return base10Value;
-    }
-    ts.parsePseudoBigInt = parsePseudoBigInt;
-    function pseudoBigIntToString(_a) {
-        var negative = _a.negative, base10Value = _a.base10Value;
-        return (negative && base10Value !== "0" ? "-" : "") + base10Value;
-    }
-    ts.pseudoBigIntToString = pseudoBigIntToString;
-    function isValidTypeOnlyAliasUseSite(useSite) {
-        return !!(useSite.flags & 8388608)
-            || isPartOfTypeQuery(useSite)
-            || isIdentifierInNonEmittingHeritageClause(useSite)
-            || isPartOfPossiblyValidTypeOrAbstractComputedPropertyName(useSite)
-            || !isExpressionNode(useSite);
-    }
-    ts.isValidTypeOnlyAliasUseSite = isValidTypeOnlyAliasUseSite;
-    function typeOnlyDeclarationIsExport(typeOnlyDeclaration) {
-        return typeOnlyDeclaration.kind === 270;
-    }
-    ts.typeOnlyDeclarationIsExport = typeOnlyDeclarationIsExport;
-    function isPartOfPossiblyValidTypeOrAbstractComputedPropertyName(node) {
-        while (node.kind === 78 || node.kind === 201) {
-            node = node.parent;
-        }
-        if (node.kind !== 158) {
-            return false;
-        }
-        if (hasSyntacticModifier(node.parent, 128)) {
-            return true;
-        }
-        var containerKind = node.parent.parent.kind;
-        return containerKind === 253 || containerKind === 177;
-    }
-    function isIdentifierInNonEmittingHeritageClause(node) {
-        if (node.kind !== 78)
-            return false;
-        var heritageClause = ts.findAncestor(node.parent, function (parent) {
-            switch (parent.kind) {
-                case 286:
-                    return true;
-                case 201:
-                case 223:
-                    return false;
-                default:
-                    return "quit";
-            }
-        });
-        return (heritageClause === null || heritageClause === void 0 ? void 0 : heritageClause.token) === 116 || (heritageClause === null || heritageClause === void 0 ? void 0 : heritageClause.parent.kind) === 253;
-    }
-    function isIdentifierTypeReference(node) {
-        return ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName);
-    }
-    ts.isIdentifierTypeReference = isIdentifierTypeReference;
-    function arrayIsHomogeneous(array, comparer) {
-        if (comparer === void 0) { comparer = ts.equateValues; }
-        if (array.length < 2)
-            return true;
-        var first = array[0];
-        for (var i = 1, length_1 = array.length; i < length_1; i++) {
-            var target = array[i];
-            if (!comparer(first, target))
-                return false;
-        }
-        return true;
-    }
-    ts.arrayIsHomogeneous = arrayIsHomogeneous;
-    function setTextRangePos(range, pos) {
-        range.pos = pos;
-        return range;
-    }
-    ts.setTextRangePos = setTextRangePos;
-    function setTextRangeEnd(range, end) {
-        range.end = end;
-        return range;
-    }
-    ts.setTextRangeEnd = setTextRangeEnd;
-    function setTextRangePosEnd(range, pos, end) {
-        return setTextRangeEnd(setTextRangePos(range, pos), end);
-    }
-    ts.setTextRangePosEnd = setTextRangePosEnd;
-    function setTextRangePosWidth(range, pos, width) {
-        return setTextRangePosEnd(range, pos, pos + width);
-    }
-    ts.setTextRangePosWidth = setTextRangePosWidth;
-    function setNodeFlags(node, newFlags) {
-        if (node) {
-            node.flags = newFlags;
-        }
-        return node;
-    }
-    ts.setNodeFlags = setNodeFlags;
-    function setParent(child, parent) {
-        if (child && parent) {
-            child.parent = parent;
-        }
-        return child;
-    }
-    ts.setParent = setParent;
-    function setEachParent(children, parent) {
-        if (children) {
-            for (var _i = 0, children_1 = children; _i < children_1.length; _i++) {
-                var child = children_1[_i];
-                setParent(child, parent);
-            }
-        }
-        return children;
-    }
-    ts.setEachParent = setEachParent;
-    function setParentRecursive(rootNode, incremental) {
-        if (!rootNode)
-            return rootNode;
-        ts.forEachChildRecursively(rootNode, ts.isJSDocNode(rootNode) ? bindParentToChildIgnoringJSDoc : bindParentToChild);
-        return rootNode;
-        function bindParentToChildIgnoringJSDoc(child, parent) {
-            if (incremental && child.parent === parent) {
-                return "skip";
-            }
-            setParent(child, parent);
-        }
-        function bindJSDoc(child) {
-            if (ts.hasJSDocNodes(child)) {
-                for (var _i = 0, _a = child.jsDoc; _i < _a.length; _i++) {
-                    var doc = _a[_i];
-                    bindParentToChildIgnoringJSDoc(doc, child);
-                    ts.forEachChildRecursively(doc, bindParentToChildIgnoringJSDoc);
-                }
-            }
-        }
-        function bindParentToChild(child, parent) {
-            return bindParentToChildIgnoringJSDoc(child, parent) || bindJSDoc(child);
-        }
-    }
-    ts.setParentRecursive = setParentRecursive;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createBaseNodeFactory() {
-        var NodeConstructor;
-        var TokenConstructor;
-        var IdentifierConstructor;
-        var PrivateIdentifierConstructor;
-        var SourceFileConstructor;
-        return {
-            createBaseSourceFileNode: createBaseSourceFileNode,
-            createBaseIdentifierNode: createBaseIdentifierNode,
-            createBasePrivateIdentifierNode: createBasePrivateIdentifierNode,
-            createBaseTokenNode: createBaseTokenNode,
-            createBaseNode: createBaseNode
-        };
-        function createBaseSourceFileNode(kind) {
-            return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, -1, -1);
-        }
-        function createBaseIdentifierNode(kind) {
-            return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, -1, -1);
-        }
-        function createBasePrivateIdentifierNode(kind) {
-            return new (PrivateIdentifierConstructor || (PrivateIdentifierConstructor = ts.objectAllocator.getPrivateIdentifierConstructor()))(kind, -1, -1);
-        }
-        function createBaseTokenNode(kind) {
-            return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, -1, -1);
-        }
-        function createBaseNode(kind) {
-            return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, -1, -1);
-        }
-    }
-    ts.createBaseNodeFactory = createBaseNodeFactory;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createParenthesizerRules(factory) {
-        return {
-            parenthesizeLeftSideOfBinary: parenthesizeLeftSideOfBinary,
-            parenthesizeRightSideOfBinary: parenthesizeRightSideOfBinary,
-            parenthesizeExpressionOfComputedPropertyName: parenthesizeExpressionOfComputedPropertyName,
-            parenthesizeConditionOfConditionalExpression: parenthesizeConditionOfConditionalExpression,
-            parenthesizeBranchOfConditionalExpression: parenthesizeBranchOfConditionalExpression,
-            parenthesizeExpressionOfExportDefault: parenthesizeExpressionOfExportDefault,
-            parenthesizeExpressionOfNew: parenthesizeExpressionOfNew,
-            parenthesizeLeftSideOfAccess: parenthesizeLeftSideOfAccess,
-            parenthesizeOperandOfPostfixUnary: parenthesizeOperandOfPostfixUnary,
-            parenthesizeOperandOfPrefixUnary: parenthesizeOperandOfPrefixUnary,
-            parenthesizeExpressionsOfCommaDelimitedList: parenthesizeExpressionsOfCommaDelimitedList,
-            parenthesizeExpressionForDisallowedComma: parenthesizeExpressionForDisallowedComma,
-            parenthesizeExpressionOfExpressionStatement: parenthesizeExpressionOfExpressionStatement,
-            parenthesizeConciseBodyOfArrowFunction: parenthesizeConciseBodyOfArrowFunction,
-            parenthesizeMemberOfConditionalType: parenthesizeMemberOfConditionalType,
-            parenthesizeMemberOfElementType: parenthesizeMemberOfElementType,
-            parenthesizeElementTypeOfArrayType: parenthesizeElementTypeOfArrayType,
-            parenthesizeConstituentTypesOfUnionOrIntersectionType: parenthesizeConstituentTypesOfUnionOrIntersectionType,
-            parenthesizeTypeArguments: parenthesizeTypeArguments,
-        };
-        function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) {
-            var binaryOperatorPrecedence = ts.getOperatorPrecedence(216, binaryOperator);
-            var binaryOperatorAssociativity = ts.getOperatorAssociativity(216, binaryOperator);
-            var emittedOperand = ts.skipPartiallyEmittedExpressions(operand);
-            if (!isLeftSideOfBinary && operand.kind === 209 && binaryOperatorPrecedence > 3) {
-                return true;
-            }
-            var operandPrecedence = ts.getExpressionPrecedence(emittedOperand);
-            switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) {
-                case -1:
-                    if (!isLeftSideOfBinary
-                        && binaryOperatorAssociativity === 1
-                        && operand.kind === 219) {
-                        return false;
-                    }
-                    return true;
-                case 1:
-                    return false;
-                case 0:
-                    if (isLeftSideOfBinary) {
-                        return binaryOperatorAssociativity === 1;
-                    }
-                    else {
-                        if (ts.isBinaryExpression(emittedOperand)
-                            && emittedOperand.operatorToken.kind === binaryOperator) {
-                            if (operatorHasAssociativeProperty(binaryOperator)) {
-                                return false;
-                            }
-                            if (binaryOperator === 39) {
-                                var leftKind = leftOperand ? getLiteralKindOfBinaryPlusOperand(leftOperand) : 0;
-                                if (ts.isLiteralKind(leftKind) && leftKind === getLiteralKindOfBinaryPlusOperand(emittedOperand)) {
-                                    return false;
-                                }
-                            }
-                        }
-                        var operandAssociativity = ts.getExpressionAssociativity(emittedOperand);
-                        return operandAssociativity === 0;
-                    }
-            }
-        }
-        function operatorHasAssociativeProperty(binaryOperator) {
-            return binaryOperator === 41
-                || binaryOperator === 51
-                || binaryOperator === 50
-                || binaryOperator === 52;
-        }
-        function getLiteralKindOfBinaryPlusOperand(node) {
-            node = ts.skipPartiallyEmittedExpressions(node);
-            if (ts.isLiteralKind(node.kind)) {
-                return node.kind;
-            }
-            if (node.kind === 216 && node.operatorToken.kind === 39) {
-                if (node.cachedLiteralKind !== undefined) {
-                    return node.cachedLiteralKind;
-                }
-                var leftKind = getLiteralKindOfBinaryPlusOperand(node.left);
-                var literalKind = ts.isLiteralKind(leftKind)
-                    && leftKind === getLiteralKindOfBinaryPlusOperand(node.right)
-                    ? leftKind
-                    : 0;
-                node.cachedLiteralKind = literalKind;
-                return literalKind;
-            }
-            return 0;
-        }
-        function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) {
-            var skipped = ts.skipPartiallyEmittedExpressions(operand);
-            if (skipped.kind === 207) {
-                return operand;
-            }
-            return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand)
-                ? factory.createParenthesizedExpression(operand)
-                : operand;
-        }
-        function parenthesizeLeftSideOfBinary(binaryOperator, leftSide) {
-            return parenthesizeBinaryOperand(binaryOperator, leftSide, true);
-        }
-        function parenthesizeRightSideOfBinary(binaryOperator, leftSide, rightSide) {
-            return parenthesizeBinaryOperand(binaryOperator, rightSide, false, leftSide);
-        }
-        function parenthesizeExpressionOfComputedPropertyName(expression) {
-            return ts.isCommaSequence(expression) ? factory.createParenthesizedExpression(expression) : expression;
-        }
-        function parenthesizeConditionOfConditionalExpression(condition) {
-            var conditionalPrecedence = ts.getOperatorPrecedence(217, 57);
-            var emittedCondition = ts.skipPartiallyEmittedExpressions(condition);
-            var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition);
-            if (ts.compareValues(conditionPrecedence, conditionalPrecedence) !== 1) {
-                return factory.createParenthesizedExpression(condition);
-            }
-            return condition;
-        }
-        function parenthesizeBranchOfConditionalExpression(branch) {
-            var emittedExpression = ts.skipPartiallyEmittedExpressions(branch);
-            return ts.isCommaSequence(emittedExpression)
-                ? factory.createParenthesizedExpression(branch)
-                : branch;
-        }
-        function parenthesizeExpressionOfExportDefault(expression) {
-            var check = ts.skipPartiallyEmittedExpressions(expression);
-            var needsParens = ts.isCommaSequence(check);
-            if (!needsParens) {
-                switch (ts.getLeftmostExpression(check, false).kind) {
-                    case 221:
-                    case 208:
-                        needsParens = true;
-                }
-            }
-            return needsParens ? factory.createParenthesizedExpression(expression) : expression;
-        }
-        function parenthesizeExpressionOfNew(expression) {
-            var leftmostExpr = ts.getLeftmostExpression(expression, true);
-            switch (leftmostExpr.kind) {
-                case 203:
-                    return factory.createParenthesizedExpression(expression);
-                case 204:
-                    return !leftmostExpr.arguments
-                        ? factory.createParenthesizedExpression(expression)
-                        : expression;
-            }
-            return parenthesizeLeftSideOfAccess(expression);
-        }
-        function parenthesizeLeftSideOfAccess(expression) {
-            var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
-            if (ts.isLeftHandSideExpression(emittedExpression)
-                && (emittedExpression.kind !== 204 || emittedExpression.arguments)) {
-                return expression;
-            }
-            return ts.setTextRange(factory.createParenthesizedExpression(expression), expression);
-        }
-        function parenthesizeOperandOfPostfixUnary(operand) {
-            return ts.isLeftHandSideExpression(operand) ? operand : ts.setTextRange(factory.createParenthesizedExpression(operand), operand);
-        }
-        function parenthesizeOperandOfPrefixUnary(operand) {
-            return ts.isUnaryExpression(operand) ? operand : ts.setTextRange(factory.createParenthesizedExpression(operand), operand);
-        }
-        function parenthesizeExpressionsOfCommaDelimitedList(elements) {
-            var result = ts.sameMap(elements, parenthesizeExpressionForDisallowedComma);
-            return ts.setTextRange(factory.createNodeArray(result, elements.hasTrailingComma), elements);
-        }
-        function parenthesizeExpressionForDisallowedComma(expression) {
-            var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
-            var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression);
-            var commaPrecedence = ts.getOperatorPrecedence(216, 27);
-            return expressionPrecedence > commaPrecedence ? expression : ts.setTextRange(factory.createParenthesizedExpression(expression), expression);
-        }
-        function parenthesizeExpressionOfExpressionStatement(expression) {
-            var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
-            if (ts.isCallExpression(emittedExpression)) {
-                var callee = emittedExpression.expression;
-                var kind = ts.skipPartiallyEmittedExpressions(callee).kind;
-                if (kind === 208 || kind === 209) {
-                    var updated = factory.updateCallExpression(emittedExpression, ts.setTextRange(factory.createParenthesizedExpression(callee), callee), emittedExpression.typeArguments, emittedExpression.arguments);
-                    return factory.restoreOuterExpressions(expression, updated, 8);
-                }
-            }
-            var leftmostExpressionKind = ts.getLeftmostExpression(emittedExpression, false).kind;
-            if (leftmostExpressionKind === 200 || leftmostExpressionKind === 208) {
-                return ts.setTextRange(factory.createParenthesizedExpression(expression), expression);
-            }
-            return expression;
-        }
-        function parenthesizeConciseBodyOfArrowFunction(body) {
-            if (!ts.isBlock(body) && (ts.isCommaSequence(body) || ts.getLeftmostExpression(body, false).kind === 200)) {
-                return ts.setTextRange(factory.createParenthesizedExpression(body), body);
-            }
-            return body;
-        }
-        function parenthesizeMemberOfConditionalType(member) {
-            return member.kind === 184 ? factory.createParenthesizedType(member) : member;
-        }
-        function parenthesizeMemberOfElementType(member) {
-            switch (member.kind) {
-                case 182:
-                case 183:
-                case 174:
-                case 175:
-                    return factory.createParenthesizedType(member);
-            }
-            return parenthesizeMemberOfConditionalType(member);
-        }
-        function parenthesizeElementTypeOfArrayType(member) {
-            switch (member.kind) {
-                case 176:
-                case 188:
-                case 185:
-                    return factory.createParenthesizedType(member);
-            }
-            return parenthesizeMemberOfElementType(member);
-        }
-        function parenthesizeConstituentTypesOfUnionOrIntersectionType(members) {
-            return factory.createNodeArray(ts.sameMap(members, parenthesizeMemberOfElementType));
-        }
-        function parenthesizeOrdinalTypeArgument(node, i) {
-            return i === 0 && ts.isFunctionOrConstructorTypeNode(node) && node.typeParameters ? factory.createParenthesizedType(node) : node;
-        }
-        function parenthesizeTypeArguments(typeArguments) {
-            if (ts.some(typeArguments)) {
-                return factory.createNodeArray(ts.sameMap(typeArguments, parenthesizeOrdinalTypeArgument));
-            }
-        }
-    }
-    ts.createParenthesizerRules = createParenthesizerRules;
-    ts.nullParenthesizerRules = {
-        parenthesizeLeftSideOfBinary: function (_binaryOperator, leftSide) { return leftSide; },
-        parenthesizeRightSideOfBinary: function (_binaryOperator, _leftSide, rightSide) { return rightSide; },
-        parenthesizeExpressionOfComputedPropertyName: ts.identity,
-        parenthesizeConditionOfConditionalExpression: ts.identity,
-        parenthesizeBranchOfConditionalExpression: ts.identity,
-        parenthesizeExpressionOfExportDefault: ts.identity,
-        parenthesizeExpressionOfNew: function (expression) { return ts.cast(expression, ts.isLeftHandSideExpression); },
-        parenthesizeLeftSideOfAccess: function (expression) { return ts.cast(expression, ts.isLeftHandSideExpression); },
-        parenthesizeOperandOfPostfixUnary: function (operand) { return ts.cast(operand, ts.isLeftHandSideExpression); },
-        parenthesizeOperandOfPrefixUnary: function (operand) { return ts.cast(operand, ts.isUnaryExpression); },
-        parenthesizeExpressionsOfCommaDelimitedList: function (nodes) { return ts.cast(nodes, ts.isNodeArray); },
-        parenthesizeExpressionForDisallowedComma: ts.identity,
-        parenthesizeExpressionOfExpressionStatement: ts.identity,
-        parenthesizeConciseBodyOfArrowFunction: ts.identity,
-        parenthesizeMemberOfConditionalType: ts.identity,
-        parenthesizeMemberOfElementType: ts.identity,
-        parenthesizeElementTypeOfArrayType: ts.identity,
-        parenthesizeConstituentTypesOfUnionOrIntersectionType: function (nodes) { return ts.cast(nodes, ts.isNodeArray); },
-        parenthesizeTypeArguments: function (nodes) { return nodes && ts.cast(nodes, ts.isNodeArray); },
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createNodeConverters(factory) {
-        return {
-            convertToFunctionBlock: convertToFunctionBlock,
-            convertToFunctionExpression: convertToFunctionExpression,
-            convertToArrayAssignmentElement: convertToArrayAssignmentElement,
-            convertToObjectAssignmentElement: convertToObjectAssignmentElement,
-            convertToAssignmentPattern: convertToAssignmentPattern,
-            convertToObjectAssignmentPattern: convertToObjectAssignmentPattern,
-            convertToArrayAssignmentPattern: convertToArrayAssignmentPattern,
-            convertToAssignmentElementTarget: convertToAssignmentElementTarget,
-        };
-        function convertToFunctionBlock(node, multiLine) {
-            if (ts.isBlock(node))
-                return node;
-            var returnStatement = factory.createReturnStatement(node);
-            ts.setTextRange(returnStatement, node);
-            var body = factory.createBlock([returnStatement], multiLine);
-            ts.setTextRange(body, node);
-            return body;
-        }
-        function convertToFunctionExpression(node) {
-            if (!node.body)
-                return ts.Debug.fail("Cannot convert a FunctionDeclaration without a body");
-            var updated = factory.createFunctionExpression(node.modifiers, node.asteriskToken, node.name, node.typeParameters, node.parameters, node.type, node.body);
-            ts.setOriginalNode(updated, node);
-            ts.setTextRange(updated, node);
-            if (ts.getStartsOnNewLine(node)) {
-                ts.setStartsOnNewLine(updated, true);
-            }
-            return updated;
-        }
-        function convertToArrayAssignmentElement(element) {
-            if (ts.isBindingElement(element)) {
-                if (element.dotDotDotToken) {
-                    ts.Debug.assertNode(element.name, ts.isIdentifier);
-                    return ts.setOriginalNode(ts.setTextRange(factory.createSpreadElement(element.name), element), element);
-                }
-                var expression = convertToAssignmentElementTarget(element.name);
-                return element.initializer
-                    ? ts.setOriginalNode(ts.setTextRange(factory.createAssignment(expression, element.initializer), element), element)
-                    : expression;
-            }
-            return ts.cast(element, ts.isExpression);
-        }
-        function convertToObjectAssignmentElement(element) {
-            if (ts.isBindingElement(element)) {
-                if (element.dotDotDotToken) {
-                    ts.Debug.assertNode(element.name, ts.isIdentifier);
-                    return ts.setOriginalNode(ts.setTextRange(factory.createSpreadAssignment(element.name), element), element);
-                }
-                if (element.propertyName) {
-                    var expression = convertToAssignmentElementTarget(element.name);
-                    return ts.setOriginalNode(ts.setTextRange(factory.createPropertyAssignment(element.propertyName, element.initializer ? factory.createAssignment(expression, element.initializer) : expression), element), element);
-                }
-                ts.Debug.assertNode(element.name, ts.isIdentifier);
-                return ts.setOriginalNode(ts.setTextRange(factory.createShorthandPropertyAssignment(element.name, element.initializer), element), element);
-            }
-            return ts.cast(element, ts.isObjectLiteralElementLike);
-        }
-        function convertToAssignmentPattern(node) {
-            switch (node.kind) {
-                case 197:
-                case 199:
-                    return convertToArrayAssignmentPattern(node);
-                case 196:
-                case 200:
-                    return convertToObjectAssignmentPattern(node);
-            }
-        }
-        function convertToObjectAssignmentPattern(node) {
-            if (ts.isObjectBindingPattern(node)) {
-                return ts.setOriginalNode(ts.setTextRange(factory.createObjectLiteralExpression(ts.map(node.elements, convertToObjectAssignmentElement)), node), node);
-            }
-            return ts.cast(node, ts.isObjectLiteralExpression);
-        }
-        function convertToArrayAssignmentPattern(node) {
-            if (ts.isArrayBindingPattern(node)) {
-                return ts.setOriginalNode(ts.setTextRange(factory.createArrayLiteralExpression(ts.map(node.elements, convertToArrayAssignmentElement)), node), node);
-            }
-            return ts.cast(node, ts.isArrayLiteralExpression);
-        }
-        function convertToAssignmentElementTarget(node) {
-            if (ts.isBindingPattern(node)) {
-                return convertToAssignmentPattern(node);
-            }
-            return ts.cast(node, ts.isExpression);
-        }
-    }
-    ts.createNodeConverters = createNodeConverters;
-    ts.nullNodeConverters = {
-        convertToFunctionBlock: ts.notImplemented,
-        convertToFunctionExpression: ts.notImplemented,
-        convertToArrayAssignmentElement: ts.notImplemented,
-        convertToObjectAssignmentElement: ts.notImplemented,
-        convertToAssignmentPattern: ts.notImplemented,
-        convertToObjectAssignmentPattern: ts.notImplemented,
-        convertToArrayAssignmentPattern: ts.notImplemented,
-        convertToAssignmentElementTarget: ts.notImplemented,
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var nextAutoGenerateId = 0;
-    function createNodeFactory(flags, baseFactory) {
-        var update = flags & 8 ? updateWithoutOriginal : updateWithOriginal;
-        var parenthesizerRules = ts.memoize(function () { return flags & 1 ? ts.nullParenthesizerRules : ts.createParenthesizerRules(factory); });
-        var converters = ts.memoize(function () { return flags & 2 ? ts.nullNodeConverters : ts.createNodeConverters(factory); });
-        var getBinaryCreateFunction = ts.memoizeOne(function (operator) { return function (left, right) { return createBinaryExpression(left, operator, right); }; });
-        var getPrefixUnaryCreateFunction = ts.memoizeOne(function (operator) { return function (operand) { return createPrefixUnaryExpression(operator, operand); }; });
-        var getPostfixUnaryCreateFunction = ts.memoizeOne(function (operator) { return function (operand) { return createPostfixUnaryExpression(operand, operator); }; });
-        var getJSDocPrimaryTypeCreateFunction = ts.memoizeOne(function (kind) { return function () { return createJSDocPrimaryTypeWorker(kind); }; });
-        var getJSDocUnaryTypeCreateFunction = ts.memoizeOne(function (kind) { return function (type) { return createJSDocUnaryTypeWorker(kind, type); }; });
-        var getJSDocUnaryTypeUpdateFunction = ts.memoizeOne(function (kind) { return function (node, type) { return updateJSDocUnaryTypeWorker(kind, node, type); }; });
-        var getJSDocSimpleTagCreateFunction = ts.memoizeOne(function (kind) { return function (tagName, comment) { return createJSDocSimpleTagWorker(kind, tagName, comment); }; });
-        var getJSDocSimpleTagUpdateFunction = ts.memoizeOne(function (kind) { return function (node, tagName, comment) { return updateJSDocSimpleTagWorker(kind, node, tagName, comment); }; });
-        var getJSDocTypeLikeTagCreateFunction = ts.memoizeOne(function (kind) { return function (tagName, typeExpression, comment) { return createJSDocTypeLikeTagWorker(kind, tagName, typeExpression, comment); }; });
-        var getJSDocTypeLikeTagUpdateFunction = ts.memoizeOne(function (kind) { return function (node, tagName, typeExpression, comment) { return updateJSDocTypeLikeTagWorker(kind, node, tagName, typeExpression, comment); }; });
-        var factory = {
-            get parenthesizer() { return parenthesizerRules(); },
-            get converters() { return converters(); },
-            createNodeArray: createNodeArray,
-            createNumericLiteral: createNumericLiteral,
-            createBigIntLiteral: createBigIntLiteral,
-            createStringLiteral: createStringLiteral,
-            createStringLiteralFromNode: createStringLiteralFromNode,
-            createRegularExpressionLiteral: createRegularExpressionLiteral,
-            createLiteralLikeNode: createLiteralLikeNode,
-            createIdentifier: createIdentifier,
-            updateIdentifier: updateIdentifier,
-            createTempVariable: createTempVariable,
-            createLoopVariable: createLoopVariable,
-            createUniqueName: createUniqueName,
-            getGeneratedNameForNode: getGeneratedNameForNode,
-            createPrivateIdentifier: createPrivateIdentifier,
-            createToken: createToken,
-            createSuper: createSuper,
-            createThis: createThis,
-            createNull: createNull,
-            createTrue: createTrue,
-            createFalse: createFalse,
-            createModifier: createModifier,
-            createModifiersFromModifierFlags: createModifiersFromModifierFlags,
-            createQualifiedName: createQualifiedName,
-            updateQualifiedName: updateQualifiedName,
-            createComputedPropertyName: createComputedPropertyName,
-            updateComputedPropertyName: updateComputedPropertyName,
-            createTypeParameterDeclaration: createTypeParameterDeclaration,
-            updateTypeParameterDeclaration: updateTypeParameterDeclaration,
-            createParameterDeclaration: createParameterDeclaration,
-            updateParameterDeclaration: updateParameterDeclaration,
-            createDecorator: createDecorator,
-            updateDecorator: updateDecorator,
-            createPropertySignature: createPropertySignature,
-            updatePropertySignature: updatePropertySignature,
-            createPropertyDeclaration: createPropertyDeclaration,
-            updatePropertyDeclaration: updatePropertyDeclaration,
-            createMethodSignature: createMethodSignature,
-            updateMethodSignature: updateMethodSignature,
-            createMethodDeclaration: createMethodDeclaration,
-            updateMethodDeclaration: updateMethodDeclaration,
-            createConstructorDeclaration: createConstructorDeclaration,
-            updateConstructorDeclaration: updateConstructorDeclaration,
-            createGetAccessorDeclaration: createGetAccessorDeclaration,
-            updateGetAccessorDeclaration: updateGetAccessorDeclaration,
-            createSetAccessorDeclaration: createSetAccessorDeclaration,
-            updateSetAccessorDeclaration: updateSetAccessorDeclaration,
-            createCallSignature: createCallSignature,
-            updateCallSignature: updateCallSignature,
-            createConstructSignature: createConstructSignature,
-            updateConstructSignature: updateConstructSignature,
-            createIndexSignature: createIndexSignature,
-            updateIndexSignature: updateIndexSignature,
-            createTemplateLiteralTypeSpan: createTemplateLiteralTypeSpan,
-            updateTemplateLiteralTypeSpan: updateTemplateLiteralTypeSpan,
-            createKeywordTypeNode: createKeywordTypeNode,
-            createTypePredicateNode: createTypePredicateNode,
-            updateTypePredicateNode: updateTypePredicateNode,
-            createTypeReferenceNode: createTypeReferenceNode,
-            updateTypeReferenceNode: updateTypeReferenceNode,
-            createFunctionTypeNode: createFunctionTypeNode,
-            updateFunctionTypeNode: updateFunctionTypeNode,
-            createConstructorTypeNode: createConstructorTypeNode,
-            updateConstructorTypeNode: updateConstructorTypeNode,
-            createTypeQueryNode: createTypeQueryNode,
-            updateTypeQueryNode: updateTypeQueryNode,
-            createTypeLiteralNode: createTypeLiteralNode,
-            updateTypeLiteralNode: updateTypeLiteralNode,
-            createArrayTypeNode: createArrayTypeNode,
-            updateArrayTypeNode: updateArrayTypeNode,
-            createTupleTypeNode: createTupleTypeNode,
-            updateTupleTypeNode: updateTupleTypeNode,
-            createNamedTupleMember: createNamedTupleMember,
-            updateNamedTupleMember: updateNamedTupleMember,
-            createOptionalTypeNode: createOptionalTypeNode,
-            updateOptionalTypeNode: updateOptionalTypeNode,
-            createRestTypeNode: createRestTypeNode,
-            updateRestTypeNode: updateRestTypeNode,
-            createUnionTypeNode: createUnionTypeNode,
-            updateUnionTypeNode: updateUnionTypeNode,
-            createIntersectionTypeNode: createIntersectionTypeNode,
-            updateIntersectionTypeNode: updateIntersectionTypeNode,
-            createConditionalTypeNode: createConditionalTypeNode,
-            updateConditionalTypeNode: updateConditionalTypeNode,
-            createInferTypeNode: createInferTypeNode,
-            updateInferTypeNode: updateInferTypeNode,
-            createImportTypeNode: createImportTypeNode,
-            updateImportTypeNode: updateImportTypeNode,
-            createParenthesizedType: createParenthesizedType,
-            updateParenthesizedType: updateParenthesizedType,
-            createThisTypeNode: createThisTypeNode,
-            createTypeOperatorNode: createTypeOperatorNode,
-            updateTypeOperatorNode: updateTypeOperatorNode,
-            createIndexedAccessTypeNode: createIndexedAccessTypeNode,
-            updateIndexedAccessTypeNode: updateIndexedAccessTypeNode,
-            createMappedTypeNode: createMappedTypeNode,
-            updateMappedTypeNode: updateMappedTypeNode,
-            createLiteralTypeNode: createLiteralTypeNode,
-            updateLiteralTypeNode: updateLiteralTypeNode,
-            createTemplateLiteralType: createTemplateLiteralType,
-            updateTemplateLiteralType: updateTemplateLiteralType,
-            createObjectBindingPattern: createObjectBindingPattern,
-            updateObjectBindingPattern: updateObjectBindingPattern,
-            createArrayBindingPattern: createArrayBindingPattern,
-            updateArrayBindingPattern: updateArrayBindingPattern,
-            createBindingElement: createBindingElement,
-            updateBindingElement: updateBindingElement,
-            createArrayLiteralExpression: createArrayLiteralExpression,
-            updateArrayLiteralExpression: updateArrayLiteralExpression,
-            createObjectLiteralExpression: createObjectLiteralExpression,
-            updateObjectLiteralExpression: updateObjectLiteralExpression,
-            createPropertyAccessExpression: flags & 4 ?
-                function (expression, name) { return ts.setEmitFlags(createPropertyAccessExpression(expression, name), 131072); } :
-                createPropertyAccessExpression,
-            updatePropertyAccessExpression: updatePropertyAccessExpression,
-            createPropertyAccessChain: flags & 4 ?
-                function (expression, questionDotToken, name) { return ts.setEmitFlags(createPropertyAccessChain(expression, questionDotToken, name), 131072); } :
-                createPropertyAccessChain,
-            updatePropertyAccessChain: updatePropertyAccessChain,
-            createElementAccessExpression: createElementAccessExpression,
-            updateElementAccessExpression: updateElementAccessExpression,
-            createElementAccessChain: createElementAccessChain,
-            updateElementAccessChain: updateElementAccessChain,
-            createCallExpression: createCallExpression,
-            updateCallExpression: updateCallExpression,
-            createCallChain: createCallChain,
-            updateCallChain: updateCallChain,
-            createNewExpression: createNewExpression,
-            updateNewExpression: updateNewExpression,
-            createTaggedTemplateExpression: createTaggedTemplateExpression,
-            updateTaggedTemplateExpression: updateTaggedTemplateExpression,
-            createTypeAssertion: createTypeAssertion,
-            updateTypeAssertion: updateTypeAssertion,
-            createParenthesizedExpression: createParenthesizedExpression,
-            updateParenthesizedExpression: updateParenthesizedExpression,
-            createFunctionExpression: createFunctionExpression,
-            updateFunctionExpression: updateFunctionExpression,
-            createArrowFunction: createArrowFunction,
-            updateArrowFunction: updateArrowFunction,
-            createDeleteExpression: createDeleteExpression,
-            updateDeleteExpression: updateDeleteExpression,
-            createTypeOfExpression: createTypeOfExpression,
-            updateTypeOfExpression: updateTypeOfExpression,
-            createVoidExpression: createVoidExpression,
-            updateVoidExpression: updateVoidExpression,
-            createAwaitExpression: createAwaitExpression,
-            updateAwaitExpression: updateAwaitExpression,
-            createPrefixUnaryExpression: createPrefixUnaryExpression,
-            updatePrefixUnaryExpression: updatePrefixUnaryExpression,
-            createPostfixUnaryExpression: createPostfixUnaryExpression,
-            updatePostfixUnaryExpression: updatePostfixUnaryExpression,
-            createBinaryExpression: createBinaryExpression,
-            updateBinaryExpression: updateBinaryExpression,
-            createConditionalExpression: createConditionalExpression,
-            updateConditionalExpression: updateConditionalExpression,
-            createTemplateExpression: createTemplateExpression,
-            updateTemplateExpression: updateTemplateExpression,
-            createTemplateHead: createTemplateHead,
-            createTemplateMiddle: createTemplateMiddle,
-            createTemplateTail: createTemplateTail,
-            createNoSubstitutionTemplateLiteral: createNoSubstitutionTemplateLiteral,
-            createTemplateLiteralLikeNode: createTemplateLiteralLikeNode,
-            createYieldExpression: createYieldExpression,
-            updateYieldExpression: updateYieldExpression,
-            createSpreadElement: createSpreadElement,
-            updateSpreadElement: updateSpreadElement,
-            createClassExpression: createClassExpression,
-            updateClassExpression: updateClassExpression,
-            createOmittedExpression: createOmittedExpression,
-            createExpressionWithTypeArguments: createExpressionWithTypeArguments,
-            updateExpressionWithTypeArguments: updateExpressionWithTypeArguments,
-            createAsExpression: createAsExpression,
-            updateAsExpression: updateAsExpression,
-            createNonNullExpression: createNonNullExpression,
-            updateNonNullExpression: updateNonNullExpression,
-            createNonNullChain: createNonNullChain,
-            updateNonNullChain: updateNonNullChain,
-            createMetaProperty: createMetaProperty,
-            updateMetaProperty: updateMetaProperty,
-            createTemplateSpan: createTemplateSpan,
-            updateTemplateSpan: updateTemplateSpan,
-            createSemicolonClassElement: createSemicolonClassElement,
-            createBlock: createBlock,
-            updateBlock: updateBlock,
-            createVariableStatement: createVariableStatement,
-            updateVariableStatement: updateVariableStatement,
-            createEmptyStatement: createEmptyStatement,
-            createExpressionStatement: createExpressionStatement,
-            updateExpressionStatement: updateExpressionStatement,
-            createIfStatement: createIfStatement,
-            updateIfStatement: updateIfStatement,
-            createDoStatement: createDoStatement,
-            updateDoStatement: updateDoStatement,
-            createWhileStatement: createWhileStatement,
-            updateWhileStatement: updateWhileStatement,
-            createForStatement: createForStatement,
-            updateForStatement: updateForStatement,
-            createForInStatement: createForInStatement,
-            updateForInStatement: updateForInStatement,
-            createForOfStatement: createForOfStatement,
-            updateForOfStatement: updateForOfStatement,
-            createContinueStatement: createContinueStatement,
-            updateContinueStatement: updateContinueStatement,
-            createBreakStatement: createBreakStatement,
-            updateBreakStatement: updateBreakStatement,
-            createReturnStatement: createReturnStatement,
-            updateReturnStatement: updateReturnStatement,
-            createWithStatement: createWithStatement,
-            updateWithStatement: updateWithStatement,
-            createSwitchStatement: createSwitchStatement,
-            updateSwitchStatement: updateSwitchStatement,
-            createLabeledStatement: createLabeledStatement,
-            updateLabeledStatement: updateLabeledStatement,
-            createThrowStatement: createThrowStatement,
-            updateThrowStatement: updateThrowStatement,
-            createTryStatement: createTryStatement,
-            updateTryStatement: updateTryStatement,
-            createDebuggerStatement: createDebuggerStatement,
-            createVariableDeclaration: createVariableDeclaration,
-            updateVariableDeclaration: updateVariableDeclaration,
-            createVariableDeclarationList: createVariableDeclarationList,
-            updateVariableDeclarationList: updateVariableDeclarationList,
-            createFunctionDeclaration: createFunctionDeclaration,
-            updateFunctionDeclaration: updateFunctionDeclaration,
-            createClassDeclaration: createClassDeclaration,
-            updateClassDeclaration: updateClassDeclaration,
-            createInterfaceDeclaration: createInterfaceDeclaration,
-            updateInterfaceDeclaration: updateInterfaceDeclaration,
-            createTypeAliasDeclaration: createTypeAliasDeclaration,
-            updateTypeAliasDeclaration: updateTypeAliasDeclaration,
-            createEnumDeclaration: createEnumDeclaration,
-            updateEnumDeclaration: updateEnumDeclaration,
-            createModuleDeclaration: createModuleDeclaration,
-            updateModuleDeclaration: updateModuleDeclaration,
-            createModuleBlock: createModuleBlock,
-            updateModuleBlock: updateModuleBlock,
-            createCaseBlock: createCaseBlock,
-            updateCaseBlock: updateCaseBlock,
-            createNamespaceExportDeclaration: createNamespaceExportDeclaration,
-            updateNamespaceExportDeclaration: updateNamespaceExportDeclaration,
-            createImportEqualsDeclaration: createImportEqualsDeclaration,
-            updateImportEqualsDeclaration: updateImportEqualsDeclaration,
-            createImportDeclaration: createImportDeclaration,
-            updateImportDeclaration: updateImportDeclaration,
-            createImportClause: createImportClause,
-            updateImportClause: updateImportClause,
-            createNamespaceImport: createNamespaceImport,
-            updateNamespaceImport: updateNamespaceImport,
-            createNamespaceExport: createNamespaceExport,
-            updateNamespaceExport: updateNamespaceExport,
-            createNamedImports: createNamedImports,
-            updateNamedImports: updateNamedImports,
-            createImportSpecifier: createImportSpecifier,
-            updateImportSpecifier: updateImportSpecifier,
-            createExportAssignment: createExportAssignment,
-            updateExportAssignment: updateExportAssignment,
-            createExportDeclaration: createExportDeclaration,
-            updateExportDeclaration: updateExportDeclaration,
-            createNamedExports: createNamedExports,
-            updateNamedExports: updateNamedExports,
-            createExportSpecifier: createExportSpecifier,
-            updateExportSpecifier: updateExportSpecifier,
-            createMissingDeclaration: createMissingDeclaration,
-            createExternalModuleReference: createExternalModuleReference,
-            updateExternalModuleReference: updateExternalModuleReference,
-            get createJSDocAllType() { return getJSDocPrimaryTypeCreateFunction(303); },
-            get createJSDocUnknownType() { return getJSDocPrimaryTypeCreateFunction(304); },
-            get createJSDocNonNullableType() { return getJSDocUnaryTypeCreateFunction(306); },
-            get updateJSDocNonNullableType() { return getJSDocUnaryTypeUpdateFunction(306); },
-            get createJSDocNullableType() { return getJSDocUnaryTypeCreateFunction(305); },
-            get updateJSDocNullableType() { return getJSDocUnaryTypeUpdateFunction(305); },
-            get createJSDocOptionalType() { return getJSDocUnaryTypeCreateFunction(307); },
-            get updateJSDocOptionalType() { return getJSDocUnaryTypeUpdateFunction(307); },
-            get createJSDocVariadicType() { return getJSDocUnaryTypeCreateFunction(309); },
-            get updateJSDocVariadicType() { return getJSDocUnaryTypeUpdateFunction(309); },
-            get createJSDocNamepathType() { return getJSDocUnaryTypeCreateFunction(310); },
-            get updateJSDocNamepathType() { return getJSDocUnaryTypeUpdateFunction(310); },
-            createJSDocFunctionType: createJSDocFunctionType,
-            updateJSDocFunctionType: updateJSDocFunctionType,
-            createJSDocTypeLiteral: createJSDocTypeLiteral,
-            updateJSDocTypeLiteral: updateJSDocTypeLiteral,
-            createJSDocTypeExpression: createJSDocTypeExpression,
-            updateJSDocTypeExpression: updateJSDocTypeExpression,
-            createJSDocSignature: createJSDocSignature,
-            updateJSDocSignature: updateJSDocSignature,
-            createJSDocTemplateTag: createJSDocTemplateTag,
-            updateJSDocTemplateTag: updateJSDocTemplateTag,
-            createJSDocTypedefTag: createJSDocTypedefTag,
-            updateJSDocTypedefTag: updateJSDocTypedefTag,
-            createJSDocParameterTag: createJSDocParameterTag,
-            updateJSDocParameterTag: updateJSDocParameterTag,
-            createJSDocPropertyTag: createJSDocPropertyTag,
-            updateJSDocPropertyTag: updateJSDocPropertyTag,
-            createJSDocCallbackTag: createJSDocCallbackTag,
-            updateJSDocCallbackTag: updateJSDocCallbackTag,
-            createJSDocAugmentsTag: createJSDocAugmentsTag,
-            updateJSDocAugmentsTag: updateJSDocAugmentsTag,
-            createJSDocImplementsTag: createJSDocImplementsTag,
-            updateJSDocImplementsTag: updateJSDocImplementsTag,
-            createJSDocSeeTag: createJSDocSeeTag,
-            updateJSDocSeeTag: updateJSDocSeeTag,
-            createJSDocNameReference: createJSDocNameReference,
-            updateJSDocNameReference: updateJSDocNameReference,
-            get createJSDocTypeTag() { return getJSDocTypeLikeTagCreateFunction(329); },
-            get updateJSDocTypeTag() { return getJSDocTypeLikeTagUpdateFunction(329); },
-            get createJSDocReturnTag() { return getJSDocTypeLikeTagCreateFunction(327); },
-            get updateJSDocReturnTag() { return getJSDocTypeLikeTagUpdateFunction(327); },
-            get createJSDocThisTag() { return getJSDocTypeLikeTagCreateFunction(328); },
-            get updateJSDocThisTag() { return getJSDocTypeLikeTagUpdateFunction(328); },
-            get createJSDocEnumTag() { return getJSDocTypeLikeTagCreateFunction(325); },
-            get updateJSDocEnumTag() { return getJSDocTypeLikeTagUpdateFunction(325); },
-            get createJSDocAuthorTag() { return getJSDocSimpleTagCreateFunction(317); },
-            get updateJSDocAuthorTag() { return getJSDocSimpleTagUpdateFunction(317); },
-            get createJSDocClassTag() { return getJSDocSimpleTagCreateFunction(319); },
-            get updateJSDocClassTag() { return getJSDocSimpleTagUpdateFunction(319); },
-            get createJSDocPublicTag() { return getJSDocSimpleTagCreateFunction(320); },
-            get updateJSDocPublicTag() { return getJSDocSimpleTagUpdateFunction(320); },
-            get createJSDocPrivateTag() { return getJSDocSimpleTagCreateFunction(321); },
-            get updateJSDocPrivateTag() { return getJSDocSimpleTagUpdateFunction(321); },
-            get createJSDocProtectedTag() { return getJSDocSimpleTagCreateFunction(322); },
-            get updateJSDocProtectedTag() { return getJSDocSimpleTagUpdateFunction(322); },
-            get createJSDocReadonlyTag() { return getJSDocSimpleTagCreateFunction(323); },
-            get updateJSDocReadonlyTag() { return getJSDocSimpleTagUpdateFunction(323); },
-            get createJSDocDeprecatedTag() { return getJSDocSimpleTagCreateFunction(318); },
-            get updateJSDocDeprecatedTag() { return getJSDocSimpleTagUpdateFunction(318); },
-            createJSDocUnknownTag: createJSDocUnknownTag,
-            updateJSDocUnknownTag: updateJSDocUnknownTag,
-            createJSDocComment: createJSDocComment,
-            updateJSDocComment: updateJSDocComment,
-            createJsxElement: createJsxElement,
-            updateJsxElement: updateJsxElement,
-            createJsxSelfClosingElement: createJsxSelfClosingElement,
-            updateJsxSelfClosingElement: updateJsxSelfClosingElement,
-            createJsxOpeningElement: createJsxOpeningElement,
-            updateJsxOpeningElement: updateJsxOpeningElement,
-            createJsxClosingElement: createJsxClosingElement,
-            updateJsxClosingElement: updateJsxClosingElement,
-            createJsxFragment: createJsxFragment,
-            createJsxText: createJsxText,
-            updateJsxText: updateJsxText,
-            createJsxOpeningFragment: createJsxOpeningFragment,
-            createJsxJsxClosingFragment: createJsxJsxClosingFragment,
-            updateJsxFragment: updateJsxFragment,
-            createJsxAttribute: createJsxAttribute,
-            updateJsxAttribute: updateJsxAttribute,
-            createJsxAttributes: createJsxAttributes,
-            updateJsxAttributes: updateJsxAttributes,
-            createJsxSpreadAttribute: createJsxSpreadAttribute,
-            updateJsxSpreadAttribute: updateJsxSpreadAttribute,
-            createJsxExpression: createJsxExpression,
-            updateJsxExpression: updateJsxExpression,
-            createCaseClause: createCaseClause,
-            updateCaseClause: updateCaseClause,
-            createDefaultClause: createDefaultClause,
-            updateDefaultClause: updateDefaultClause,
-            createHeritageClause: createHeritageClause,
-            updateHeritageClause: updateHeritageClause,
-            createCatchClause: createCatchClause,
-            updateCatchClause: updateCatchClause,
-            createPropertyAssignment: createPropertyAssignment,
-            updatePropertyAssignment: updatePropertyAssignment,
-            createShorthandPropertyAssignment: createShorthandPropertyAssignment,
-            updateShorthandPropertyAssignment: updateShorthandPropertyAssignment,
-            createSpreadAssignment: createSpreadAssignment,
-            updateSpreadAssignment: updateSpreadAssignment,
-            createEnumMember: createEnumMember,
-            updateEnumMember: updateEnumMember,
-            createSourceFile: createSourceFile,
-            updateSourceFile: updateSourceFile,
-            createBundle: createBundle,
-            updateBundle: updateBundle,
-            createUnparsedSource: createUnparsedSource,
-            createUnparsedPrologue: createUnparsedPrologue,
-            createUnparsedPrepend: createUnparsedPrepend,
-            createUnparsedTextLike: createUnparsedTextLike,
-            createUnparsedSyntheticReference: createUnparsedSyntheticReference,
-            createInputFiles: createInputFiles,
-            createSyntheticExpression: createSyntheticExpression,
-            createSyntaxList: createSyntaxList,
-            createNotEmittedStatement: createNotEmittedStatement,
-            createPartiallyEmittedExpression: createPartiallyEmittedExpression,
-            updatePartiallyEmittedExpression: updatePartiallyEmittedExpression,
-            createCommaListExpression: createCommaListExpression,
-            updateCommaListExpression: updateCommaListExpression,
-            createEndOfDeclarationMarker: createEndOfDeclarationMarker,
-            createMergeDeclarationMarker: createMergeDeclarationMarker,
-            createSyntheticReferenceExpression: createSyntheticReferenceExpression,
-            updateSyntheticReferenceExpression: updateSyntheticReferenceExpression,
-            cloneNode: cloneNode,
-            get createComma() { return getBinaryCreateFunction(27); },
-            get createAssignment() { return getBinaryCreateFunction(62); },
-            get createLogicalOr() { return getBinaryCreateFunction(56); },
-            get createLogicalAnd() { return getBinaryCreateFunction(55); },
-            get createBitwiseOr() { return getBinaryCreateFunction(51); },
-            get createBitwiseXor() { return getBinaryCreateFunction(52); },
-            get createBitwiseAnd() { return getBinaryCreateFunction(50); },
-            get createStrictEquality() { return getBinaryCreateFunction(36); },
-            get createStrictInequality() { return getBinaryCreateFunction(37); },
-            get createEquality() { return getBinaryCreateFunction(34); },
-            get createInequality() { return getBinaryCreateFunction(35); },
-            get createLessThan() { return getBinaryCreateFunction(29); },
-            get createLessThanEquals() { return getBinaryCreateFunction(32); },
-            get createGreaterThan() { return getBinaryCreateFunction(31); },
-            get createGreaterThanEquals() { return getBinaryCreateFunction(33); },
-            get createLeftShift() { return getBinaryCreateFunction(47); },
-            get createRightShift() { return getBinaryCreateFunction(48); },
-            get createUnsignedRightShift() { return getBinaryCreateFunction(49); },
-            get createAdd() { return getBinaryCreateFunction(39); },
-            get createSubtract() { return getBinaryCreateFunction(40); },
-            get createMultiply() { return getBinaryCreateFunction(41); },
-            get createDivide() { return getBinaryCreateFunction(43); },
-            get createModulo() { return getBinaryCreateFunction(44); },
-            get createExponent() { return getBinaryCreateFunction(42); },
-            get createPrefixPlus() { return getPrefixUnaryCreateFunction(39); },
-            get createPrefixMinus() { return getPrefixUnaryCreateFunction(40); },
-            get createPrefixIncrement() { return getPrefixUnaryCreateFunction(45); },
-            get createPrefixDecrement() { return getPrefixUnaryCreateFunction(46); },
-            get createBitwiseNot() { return getPrefixUnaryCreateFunction(54); },
-            get createLogicalNot() { return getPrefixUnaryCreateFunction(53); },
-            get createPostfixIncrement() { return getPostfixUnaryCreateFunction(45); },
-            get createPostfixDecrement() { return getPostfixUnaryCreateFunction(46); },
-            createImmediatelyInvokedFunctionExpression: createImmediatelyInvokedFunctionExpression,
-            createImmediatelyInvokedArrowFunction: createImmediatelyInvokedArrowFunction,
-            createVoidZero: createVoidZero,
-            createExportDefault: createExportDefault,
-            createExternalModuleExport: createExternalModuleExport,
-            createTypeCheck: createTypeCheck,
-            createMethodCall: createMethodCall,
-            createGlobalMethodCall: createGlobalMethodCall,
-            createFunctionBindCall: createFunctionBindCall,
-            createFunctionCallCall: createFunctionCallCall,
-            createFunctionApplyCall: createFunctionApplyCall,
-            createArraySliceCall: createArraySliceCall,
-            createArrayConcatCall: createArrayConcatCall,
-            createObjectDefinePropertyCall: createObjectDefinePropertyCall,
-            createPropertyDescriptor: createPropertyDescriptor,
-            createCallBinding: createCallBinding,
-            inlineExpressions: inlineExpressions,
-            getInternalName: getInternalName,
-            getLocalName: getLocalName,
-            getExportName: getExportName,
-            getDeclarationName: getDeclarationName,
-            getNamespaceMemberName: getNamespaceMemberName,
-            getExternalModuleOrNamespaceExportName: getExternalModuleOrNamespaceExportName,
-            restoreOuterExpressions: restoreOuterExpressions,
-            restoreEnclosingLabel: restoreEnclosingLabel,
-            createUseStrictPrologue: createUseStrictPrologue,
-            copyPrologue: copyPrologue,
-            copyStandardPrologue: copyStandardPrologue,
-            copyCustomPrologue: copyCustomPrologue,
-            ensureUseStrict: ensureUseStrict,
-            liftToBlock: liftToBlock,
-            mergeLexicalEnvironment: mergeLexicalEnvironment,
-            updateModifiers: updateModifiers,
-        };
-        return factory;
-        function createNodeArray(elements, hasTrailingComma) {
-            if (elements === undefined || elements === ts.emptyArray) {
-                elements = [];
-            }
-            else if (ts.isNodeArray(elements)) {
-                if (elements.transformFlags === undefined) {
-                    aggregateChildrenFlags(elements);
-                }
-                ts.Debug.attachNodeArrayDebugInfo(elements);
-                return elements;
-            }
-            var length = elements.length;
-            var array = (length >= 1 && length <= 4 ? elements.slice() : elements);
-            ts.setTextRangePosEnd(array, -1, -1);
-            array.hasTrailingComma = !!hasTrailingComma;
-            aggregateChildrenFlags(array);
-            ts.Debug.attachNodeArrayDebugInfo(array);
-            return array;
-        }
-        function createBaseNode(kind) {
-            return baseFactory.createBaseNode(kind);
-        }
-        function createBaseDeclaration(kind, decorators, modifiers) {
-            var node = createBaseNode(kind);
-            node.decorators = asNodeArray(decorators);
-            node.modifiers = asNodeArray(modifiers);
-            node.transformFlags |=
-                propagateChildrenFlags(node.decorators) |
-                    propagateChildrenFlags(node.modifiers);
-            node.symbol = undefined;
-            node.localSymbol = undefined;
-            node.locals = undefined;
-            node.nextContainer = undefined;
-            return node;
-        }
-        function createBaseNamedDeclaration(kind, decorators, modifiers, name) {
-            var node = createBaseDeclaration(kind, decorators, modifiers);
-            name = asName(name);
-            node.name = name;
-            if (name) {
-                switch (node.kind) {
-                    case 165:
-                    case 167:
-                    case 168:
-                    case 163:
-                    case 288:
-                        if (ts.isIdentifier(name)) {
-                            node.transformFlags |= propagateIdentifierNameFlags(name);
-                            break;
-                        }
-                    default:
-                        node.transformFlags |= propagateChildFlags(name);
-                        break;
-                }
-            }
-            return node;
-        }
-        function createBaseGenericNamedDeclaration(kind, decorators, modifiers, name, typeParameters) {
-            var node = createBaseNamedDeclaration(kind, decorators, modifiers, name);
-            node.typeParameters = asNodeArray(typeParameters);
-            node.transformFlags |= propagateChildrenFlags(node.typeParameters);
-            if (typeParameters)
-                node.transformFlags |= 1;
-            return node;
-        }
-        function createBaseSignatureDeclaration(kind, decorators, modifiers, name, typeParameters, parameters, type) {
-            var node = createBaseGenericNamedDeclaration(kind, decorators, modifiers, name, typeParameters);
-            node.parameters = createNodeArray(parameters);
-            node.type = type;
-            node.transformFlags |=
-                propagateChildrenFlags(node.parameters) |
-                    propagateChildFlags(node.type);
-            if (type)
-                node.transformFlags |= 1;
-            return node;
-        }
-        function updateBaseSignatureDeclaration(updated, original) {
-            if (original.typeArguments)
-                updated.typeArguments = original.typeArguments;
-            return update(updated, original);
-        }
-        function createBaseFunctionLikeDeclaration(kind, decorators, modifiers, name, typeParameters, parameters, type, body) {
-            var node = createBaseSignatureDeclaration(kind, decorators, modifiers, name, typeParameters, parameters, type);
-            node.body = body;
-            node.transformFlags |= propagateChildFlags(node.body) & ~8388608;
-            if (!body)
-                node.transformFlags |= 1;
-            return node;
-        }
-        function updateBaseFunctionLikeDeclaration(updated, original) {
-            if (original.exclamationToken)
-                updated.exclamationToken = original.exclamationToken;
-            if (original.typeArguments)
-                updated.typeArguments = original.typeArguments;
-            return updateBaseSignatureDeclaration(updated, original);
-        }
-        function createBaseInterfaceOrClassLikeDeclaration(kind, decorators, modifiers, name, typeParameters, heritageClauses) {
-            var node = createBaseGenericNamedDeclaration(kind, decorators, modifiers, name, typeParameters);
-            node.heritageClauses = asNodeArray(heritageClauses);
-            node.transformFlags |= propagateChildrenFlags(node.heritageClauses);
-            return node;
-        }
-        function createBaseClassLikeDeclaration(kind, decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            var node = createBaseInterfaceOrClassLikeDeclaration(kind, decorators, modifiers, name, typeParameters, heritageClauses);
-            node.members = createNodeArray(members);
-            node.transformFlags |= propagateChildrenFlags(node.members);
-            return node;
-        }
-        function createBaseBindingLikeDeclaration(kind, decorators, modifiers, name, initializer) {
-            var node = createBaseNamedDeclaration(kind, decorators, modifiers, name);
-            node.initializer = initializer;
-            node.transformFlags |= propagateChildFlags(node.initializer);
-            return node;
-        }
-        function createBaseVariableLikeDeclaration(kind, decorators, modifiers, name, type, initializer) {
-            var node = createBaseBindingLikeDeclaration(kind, decorators, modifiers, name, initializer);
-            node.type = type;
-            node.transformFlags |= propagateChildFlags(type);
-            if (type)
-                node.transformFlags |= 1;
-            return node;
-        }
-        function createBaseLiteral(kind, text) {
-            var node = createBaseToken(kind);
-            node.text = text;
-            return node;
-        }
-        function createNumericLiteral(value, numericLiteralFlags) {
-            if (numericLiteralFlags === void 0) { numericLiteralFlags = 0; }
-            var node = createBaseLiteral(8, typeof value === "number" ? value + "" : value);
-            node.numericLiteralFlags = numericLiteralFlags;
-            if (numericLiteralFlags & 384)
-                node.transformFlags |= 256;
-            return node;
-        }
-        function createBigIntLiteral(value) {
-            var node = createBaseLiteral(9, typeof value === "string" ? value : ts.pseudoBigIntToString(value) + "n");
-            node.transformFlags |= 4;
-            return node;
-        }
-        function createBaseStringLiteral(text, isSingleQuote) {
-            var node = createBaseLiteral(10, text);
-            node.singleQuote = isSingleQuote;
-            return node;
-        }
-        function createStringLiteral(text, isSingleQuote, hasExtendedUnicodeEscape) {
-            var node = createBaseStringLiteral(text, isSingleQuote);
-            node.hasExtendedUnicodeEscape = hasExtendedUnicodeEscape;
-            if (hasExtendedUnicodeEscape)
-                node.transformFlags |= 256;
-            return node;
-        }
-        function createStringLiteralFromNode(sourceNode) {
-            var node = createBaseStringLiteral(ts.getTextOfIdentifierOrLiteral(sourceNode), undefined);
-            node.textSourceNode = sourceNode;
-            return node;
-        }
-        function createRegularExpressionLiteral(text) {
-            var node = createBaseLiteral(13, text);
-            return node;
-        }
-        function createLiteralLikeNode(kind, text) {
-            switch (kind) {
-                case 8: return createNumericLiteral(text, 0);
-                case 9: return createBigIntLiteral(text);
-                case 10: return createStringLiteral(text, undefined);
-                case 11: return createJsxText(text, false);
-                case 12: return createJsxText(text, true);
-                case 13: return createRegularExpressionLiteral(text);
-                case 14: return createTemplateLiteralLikeNode(kind, text, undefined, 0);
-            }
-        }
-        function createBaseIdentifier(text, originalKeywordKind) {
-            if (originalKeywordKind === undefined && text) {
-                originalKeywordKind = ts.stringToToken(text);
-            }
-            if (originalKeywordKind === 78) {
-                originalKeywordKind = undefined;
-            }
-            var node = baseFactory.createBaseIdentifierNode(78);
-            node.originalKeywordKind = originalKeywordKind;
-            node.escapedText = ts.escapeLeadingUnderscores(text);
-            return node;
-        }
-        function createBaseGeneratedIdentifier(text, autoGenerateFlags) {
-            var node = createBaseIdentifier(text, undefined);
-            node.autoGenerateFlags = autoGenerateFlags;
-            node.autoGenerateId = nextAutoGenerateId;
-            nextAutoGenerateId++;
-            return node;
-        }
-        function createIdentifier(text, typeArguments, originalKeywordKind) {
-            var node = createBaseIdentifier(text, originalKeywordKind);
-            if (typeArguments) {
-                node.typeArguments = createNodeArray(typeArguments);
-            }
-            if (node.originalKeywordKind === 130) {
-                node.transformFlags |= 8388608;
-            }
-            return node;
-        }
-        function updateIdentifier(node, typeArguments) {
-            return node.typeArguments !== typeArguments
-                ? update(createIdentifier(ts.idText(node), typeArguments), node)
-                : node;
-        }
-        function createTempVariable(recordTempVariable, reservedInNestedScopes) {
-            var flags = 1;
-            if (reservedInNestedScopes)
-                flags |= 8;
-            var name = createBaseGeneratedIdentifier("", flags);
-            if (recordTempVariable) {
-                recordTempVariable(name);
-            }
-            return name;
-        }
-        function createLoopVariable() {
-            return createBaseGeneratedIdentifier("", 2);
-        }
-        function createUniqueName(text, flags) {
-            if (flags === void 0) { flags = 0; }
-            ts.Debug.assert(!(flags & 7), "Argument out of range: flags");
-            ts.Debug.assert((flags & (16 | 32)) !== 32, "GeneratedIdentifierFlags.FileLevel cannot be set without also setting GeneratedIdentifierFlags.Optimistic");
-            return createBaseGeneratedIdentifier(text, 3 | flags);
-        }
-        function getGeneratedNameForNode(node, flags) {
-            if (flags === void 0) { flags = 0; }
-            ts.Debug.assert(!(flags & 7), "Argument out of range: flags");
-            var name = createBaseGeneratedIdentifier(node && ts.isIdentifier(node) ? ts.idText(node) : "", 4 | flags);
-            name.original = node;
-            return name;
-        }
-        function createPrivateIdentifier(text) {
-            if (!ts.startsWith(text, "#"))
-                ts.Debug.fail("First character of private identifier must be #: " + text);
-            var node = baseFactory.createBasePrivateIdentifierNode(79);
-            node.escapedText = ts.escapeLeadingUnderscores(text);
-            node.transformFlags |= 4194304;
-            return node;
-        }
-        function createBaseToken(kind) {
-            return baseFactory.createBaseTokenNode(kind);
-        }
-        function createToken(token) {
-            ts.Debug.assert(token >= 0 && token <= 156, "Invalid token");
-            ts.Debug.assert(token <= 14 || token >= 17, "Invalid token. Use 'createTemplateLiteralLikeNode' to create template literals.");
-            ts.Debug.assert(token <= 8 || token >= 14, "Invalid token. Use 'createLiteralLikeNode' to create literals.");
-            ts.Debug.assert(token !== 78, "Invalid token. Use 'createIdentifier' to create identifiers");
-            var node = createBaseToken(token);
-            var transformFlags = 0;
-            switch (token) {
-                case 129:
-                    transformFlags =
-                        64 |
-                            32;
-                    break;
-                case 122:
-                case 120:
-                case 121:
-                case 142:
-                case 125:
-                case 133:
-                case 84:
-                case 128:
-                case 144:
-                case 155:
-                case 141:
-                case 145:
-                case 147:
-                case 131:
-                case 148:
-                case 113:
-                case 152:
-                case 150:
-                    transformFlags = 1;
-                    break;
-                case 123:
-                case 105:
-                    transformFlags = 256;
-                    break;
-                case 107:
-                    transformFlags = 4096;
-                    break;
-            }
-            if (transformFlags) {
-                node.transformFlags |= transformFlags;
-            }
-            return node;
-        }
-        function createSuper() {
-            return createToken(105);
-        }
-        function createThis() {
-            return createToken(107);
-        }
-        function createNull() {
-            return createToken(103);
-        }
-        function createTrue() {
-            return createToken(109);
-        }
-        function createFalse() {
-            return createToken(94);
-        }
-        function createModifier(kind) {
-            return createToken(kind);
-        }
-        function createModifiersFromModifierFlags(flags) {
-            var result = [];
-            if (flags & 1) {
-                result.push(createModifier(92));
-            }
-            if (flags & 2) {
-                result.push(createModifier(133));
-            }
-            if (flags & 512) {
-                result.push(createModifier(87));
-            }
-            if (flags & 2048) {
-                result.push(createModifier(84));
-            }
-            if (flags & 4) {
-                result.push(createModifier(122));
-            }
-            if (flags & 8) {
-                result.push(createModifier(120));
-            }
-            if (flags & 16) {
-                result.push(createModifier(121));
-            }
-            if (flags & 128) {
-                result.push(createModifier(125));
-            }
-            if (flags & 32) {
-                result.push(createModifier(123));
-            }
-            if (flags & 64) {
-                result.push(createModifier(142));
-            }
-            if (flags & 256) {
-                result.push(createModifier(129));
-            }
-            return result;
-        }
-        function createQualifiedName(left, right) {
-            var node = createBaseNode(157);
-            node.left = left;
-            node.right = asName(right);
-            node.transformFlags |=
-                propagateChildFlags(node.left) |
-                    propagateIdentifierNameFlags(node.right);
-            return node;
-        }
-        function updateQualifiedName(node, left, right) {
-            return node.left !== left
-                || node.right !== right
-                ? update(createQualifiedName(left, right), node)
-                : node;
-        }
-        function createComputedPropertyName(expression) {
-            var node = createBaseNode(158);
-            node.expression = parenthesizerRules().parenthesizeExpressionOfComputedPropertyName(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    256 |
-                    32768;
-            return node;
-        }
-        function updateComputedPropertyName(node, expression) {
-            return node.expression !== expression
-                ? update(createComputedPropertyName(expression), node)
-                : node;
-        }
-        function createTypeParameterDeclaration(name, constraint, defaultType) {
-            var node = createBaseNamedDeclaration(159, undefined, undefined, name);
-            node.constraint = constraint;
-            node.default = defaultType;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypeParameterDeclaration(node, name, constraint, defaultType) {
-            return node.name !== name
-                || node.constraint !== constraint
-                || node.default !== defaultType
-                ? update(createTypeParameterDeclaration(name, constraint, defaultType), node)
-                : node;
-        }
-        function createParameterDeclaration(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) {
-            var node = createBaseVariableLikeDeclaration(160, decorators, modifiers, name, type, initializer && parenthesizerRules().parenthesizeExpressionForDisallowedComma(initializer));
-            node.dotDotDotToken = dotDotDotToken;
-            node.questionToken = questionToken;
-            if (ts.isThisIdentifier(node.name)) {
-                node.transformFlags = 1;
-            }
-            else {
-                node.transformFlags |=
-                    propagateChildFlags(node.dotDotDotToken) |
-                        propagateChildFlags(node.questionToken);
-                if (questionToken)
-                    node.transformFlags |= 1;
-                if (ts.modifiersToFlags(node.modifiers) & 92)
-                    node.transformFlags |= 2048;
-                if (initializer || dotDotDotToken)
-                    node.transformFlags |= 256;
-            }
-            return node;
-        }
-        function updateParameterDeclaration(node, decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.dotDotDotToken !== dotDotDotToken
-                || node.name !== name
-                || node.questionToken !== questionToken
-                || node.type !== type
-                || node.initializer !== initializer
-                ? update(createParameterDeclaration(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer), node)
-                : node;
-        }
-        function createDecorator(expression) {
-            var node = createBaseNode(161);
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    1 |
-                    2048;
-            return node;
-        }
-        function updateDecorator(node, expression) {
-            return node.expression !== expression
-                ? update(createDecorator(expression), node)
-                : node;
-        }
-        function createPropertySignature(modifiers, name, questionToken, type) {
-            var node = createBaseNamedDeclaration(162, undefined, modifiers, name);
-            node.type = type;
-            node.questionToken = questionToken;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updatePropertySignature(node, modifiers, name, questionToken, type) {
-            return node.modifiers !== modifiers
-                || node.name !== name
-                || node.questionToken !== questionToken
-                || node.type !== type
-                ? update(createPropertySignature(modifiers, name, questionToken, type), node)
-                : node;
-        }
-        function createPropertyDeclaration(decorators, modifiers, name, questionOrExclamationToken, type, initializer) {
-            var node = createBaseVariableLikeDeclaration(163, decorators, modifiers, name, type, initializer);
-            node.questionToken = questionOrExclamationToken && ts.isQuestionToken(questionOrExclamationToken) ? questionOrExclamationToken : undefined;
-            node.exclamationToken = questionOrExclamationToken && ts.isExclamationToken(questionOrExclamationToken) ? questionOrExclamationToken : undefined;
-            node.transformFlags |=
-                propagateChildFlags(node.questionToken) |
-                    propagateChildFlags(node.exclamationToken) |
-                    4194304;
-            if (ts.isComputedPropertyName(node.name) || (ts.hasStaticModifier(node) && node.initializer)) {
-                node.transformFlags |= 2048;
-            }
-            if (questionOrExclamationToken || ts.modifiersToFlags(node.modifiers) & 2) {
-                node.transformFlags |= 1;
-            }
-            return node;
-        }
-        function updatePropertyDeclaration(node, decorators, modifiers, name, questionOrExclamationToken, type, initializer) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.questionToken !== (questionOrExclamationToken !== undefined && ts.isQuestionToken(questionOrExclamationToken) ? questionOrExclamationToken : undefined)
-                || node.exclamationToken !== (questionOrExclamationToken !== undefined && ts.isExclamationToken(questionOrExclamationToken) ? questionOrExclamationToken : undefined)
-                || node.type !== type
-                || node.initializer !== initializer
-                ? update(createPropertyDeclaration(decorators, modifiers, name, questionOrExclamationToken, type, initializer), node)
-                : node;
-        }
-        function createMethodSignature(modifiers, name, questionToken, typeParameters, parameters, type) {
-            var node = createBaseSignatureDeclaration(164, undefined, modifiers, name, typeParameters, parameters, type);
-            node.questionToken = questionToken;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateMethodSignature(node, modifiers, name, questionToken, typeParameters, parameters, type) {
-            return node.modifiers !== modifiers
-                || node.name !== name
-                || node.questionToken !== questionToken
-                || node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                ? updateBaseSignatureDeclaration(createMethodSignature(modifiers, name, questionToken, typeParameters, parameters, type), node)
-                : node;
-        }
-        function createMethodDeclaration(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) {
-            var node = createBaseFunctionLikeDeclaration(165, decorators, modifiers, name, typeParameters, parameters, type, body);
-            node.asteriskToken = asteriskToken;
-            node.questionToken = questionToken;
-            node.transformFlags |=
-                propagateChildFlags(node.asteriskToken) |
-                    propagateChildFlags(node.questionToken) |
-                    256;
-            if (questionToken) {
-                node.transformFlags |= 1;
-            }
-            if (ts.modifiersToFlags(node.modifiers) & 256) {
-                if (asteriskToken) {
-                    node.transformFlags |= 32;
-                }
-                else {
-                    node.transformFlags |= 64;
-                }
-            }
-            else if (asteriskToken) {
-                node.transformFlags |= 512;
-            }
-            return node;
-        }
-        function updateMethodDeclaration(node, decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.asteriskToken !== asteriskToken
-                || node.name !== name
-                || node.questionToken !== questionToken
-                || node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createMethodDeclaration(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body), node)
-                : node;
-        }
-        function createConstructorDeclaration(decorators, modifiers, parameters, body) {
-            var node = createBaseFunctionLikeDeclaration(166, decorators, modifiers, undefined, undefined, parameters, undefined, body);
-            node.transformFlags |= 256;
-            return node;
-        }
-        function updateConstructorDeclaration(node, decorators, modifiers, parameters, body) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.parameters !== parameters
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createConstructorDeclaration(decorators, modifiers, parameters, body), node)
-                : node;
-        }
-        function createGetAccessorDeclaration(decorators, modifiers, name, parameters, type, body) {
-            return createBaseFunctionLikeDeclaration(167, decorators, modifiers, name, undefined, parameters, type, body);
-        }
-        function updateGetAccessorDeclaration(node, decorators, modifiers, name, parameters, type, body) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.parameters !== parameters
-                || node.type !== type
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createGetAccessorDeclaration(decorators, modifiers, name, parameters, type, body), node)
-                : node;
-        }
-        function createSetAccessorDeclaration(decorators, modifiers, name, parameters, body) {
-            return createBaseFunctionLikeDeclaration(168, decorators, modifiers, name, undefined, parameters, undefined, body);
-        }
-        function updateSetAccessorDeclaration(node, decorators, modifiers, name, parameters, body) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.parameters !== parameters
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createSetAccessorDeclaration(decorators, modifiers, name, parameters, body), node)
-                : node;
-        }
-        function createCallSignature(typeParameters, parameters, type) {
-            var node = createBaseSignatureDeclaration(169, undefined, undefined, undefined, typeParameters, parameters, type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateCallSignature(node, typeParameters, parameters, type) {
-            return node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                ? updateBaseSignatureDeclaration(createCallSignature(typeParameters, parameters, type), node)
-                : node;
-        }
-        function createConstructSignature(typeParameters, parameters, type) {
-            var node = createBaseSignatureDeclaration(170, undefined, undefined, undefined, typeParameters, parameters, type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateConstructSignature(node, typeParameters, parameters, type) {
-            return node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                ? updateBaseSignatureDeclaration(createConstructSignature(typeParameters, parameters, type), node)
-                : node;
-        }
-        function createIndexSignature(decorators, modifiers, parameters, type) {
-            var node = createBaseSignatureDeclaration(171, decorators, modifiers, undefined, undefined, parameters, type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateIndexSignature(node, decorators, modifiers, parameters, type) {
-            return node.parameters !== parameters
-                || node.type !== type
-                || node.decorators !== decorators
-                || node.modifiers !== modifiers
-                ? updateBaseSignatureDeclaration(createIndexSignature(decorators, modifiers, parameters, type), node)
-                : node;
-        }
-        function createTemplateLiteralTypeSpan(type, literal) {
-            var node = createBaseNode(194);
-            node.type = type;
-            node.literal = literal;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTemplateLiteralTypeSpan(node, type, literal) {
-            return node.type !== type
-                || node.literal !== literal
-                ? update(createTemplateLiteralTypeSpan(type, literal), node)
-                : node;
-        }
-        function createKeywordTypeNode(kind) {
-            return createToken(kind);
-        }
-        function createTypePredicateNode(assertsModifier, parameterName, type) {
-            var node = createBaseNode(172);
-            node.assertsModifier = assertsModifier;
-            node.parameterName = asName(parameterName);
-            node.type = type;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypePredicateNode(node, assertsModifier, parameterName, type) {
-            return node.assertsModifier !== assertsModifier
-                || node.parameterName !== parameterName
-                || node.type !== type
-                ? update(createTypePredicateNode(assertsModifier, parameterName, type), node)
-                : node;
-        }
-        function createTypeReferenceNode(typeName, typeArguments) {
-            var node = createBaseNode(173);
-            node.typeName = asName(typeName);
-            node.typeArguments = typeArguments && parenthesizerRules().parenthesizeTypeArguments(createNodeArray(typeArguments));
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypeReferenceNode(node, typeName, typeArguments) {
-            return node.typeName !== typeName
-                || node.typeArguments !== typeArguments
-                ? update(createTypeReferenceNode(typeName, typeArguments), node)
-                : node;
-        }
-        function createFunctionTypeNode(typeParameters, parameters, type) {
-            var node = createBaseSignatureDeclaration(174, undefined, undefined, undefined, typeParameters, parameters, type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateFunctionTypeNode(node, typeParameters, parameters, type) {
-            return node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                ? updateBaseSignatureDeclaration(createFunctionTypeNode(typeParameters, parameters, type), node)
-                : node;
-        }
-        function createConstructorTypeNode(typeParameters, parameters, type) {
-            var node = createBaseSignatureDeclaration(175, undefined, undefined, undefined, typeParameters, parameters, type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateConstructorTypeNode(node, typeParameters, parameters, type) {
-            return node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                ? updateBaseSignatureDeclaration(createConstructorTypeNode(typeParameters, parameters, type), node)
-                : node;
-        }
-        function createTypeQueryNode(exprName) {
-            var node = createBaseNode(176);
-            node.exprName = exprName;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypeQueryNode(node, exprName) {
-            return node.exprName !== exprName
-                ? update(createTypeQueryNode(exprName), node)
-                : node;
-        }
-        function createTypeLiteralNode(members) {
-            var node = createBaseNode(177);
-            node.members = createNodeArray(members);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypeLiteralNode(node, members) {
-            return node.members !== members
-                ? update(createTypeLiteralNode(members), node)
-                : node;
-        }
-        function createArrayTypeNode(elementType) {
-            var node = createBaseNode(178);
-            node.elementType = parenthesizerRules().parenthesizeElementTypeOfArrayType(elementType);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateArrayTypeNode(node, elementType) {
-            return node.elementType !== elementType
-                ? update(createArrayTypeNode(elementType), node)
-                : node;
-        }
-        function createTupleTypeNode(elements) {
-            var node = createBaseNode(179);
-            node.elements = createNodeArray(elements);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTupleTypeNode(node, elements) {
-            return node.elements !== elements
-                ? update(createTupleTypeNode(elements), node)
-                : node;
-        }
-        function createNamedTupleMember(dotDotDotToken, name, questionToken, type) {
-            var node = createBaseNode(192);
-            node.dotDotDotToken = dotDotDotToken;
-            node.name = name;
-            node.questionToken = questionToken;
-            node.type = type;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateNamedTupleMember(node, dotDotDotToken, name, questionToken, type) {
-            return node.dotDotDotToken !== dotDotDotToken
-                || node.name !== name
-                || node.questionToken !== questionToken
-                || node.type !== type
-                ? update(createNamedTupleMember(dotDotDotToken, name, questionToken, type), node)
-                : node;
-        }
-        function createOptionalTypeNode(type) {
-            var node = createBaseNode(180);
-            node.type = parenthesizerRules().parenthesizeElementTypeOfArrayType(type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateOptionalTypeNode(node, type) {
-            return node.type !== type
-                ? update(createOptionalTypeNode(type), node)
-                : node;
-        }
-        function createRestTypeNode(type) {
-            var node = createBaseNode(181);
-            node.type = type;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateRestTypeNode(node, type) {
-            return node.type !== type
-                ? update(createRestTypeNode(type), node)
-                : node;
-        }
-        function createUnionOrIntersectionTypeNode(kind, types) {
-            var node = createBaseNode(kind);
-            node.types = parenthesizerRules().parenthesizeConstituentTypesOfUnionOrIntersectionType(types);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateUnionOrIntersectionTypeNode(node, types) {
-            return node.types !== types
-                ? update(createUnionOrIntersectionTypeNode(node.kind, types), node)
-                : node;
-        }
-        function createUnionTypeNode(types) {
-            return createUnionOrIntersectionTypeNode(182, types);
-        }
-        function updateUnionTypeNode(node, types) {
-            return updateUnionOrIntersectionTypeNode(node, types);
-        }
-        function createIntersectionTypeNode(types) {
-            return createUnionOrIntersectionTypeNode(183, types);
-        }
-        function updateIntersectionTypeNode(node, types) {
-            return updateUnionOrIntersectionTypeNode(node, types);
-        }
-        function createConditionalTypeNode(checkType, extendsType, trueType, falseType) {
-            var node = createBaseNode(184);
-            node.checkType = parenthesizerRules().parenthesizeMemberOfConditionalType(checkType);
-            node.extendsType = parenthesizerRules().parenthesizeMemberOfConditionalType(extendsType);
-            node.trueType = trueType;
-            node.falseType = falseType;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateConditionalTypeNode(node, checkType, extendsType, trueType, falseType) {
-            return node.checkType !== checkType
-                || node.extendsType !== extendsType
-                || node.trueType !== trueType
-                || node.falseType !== falseType
-                ? update(createConditionalTypeNode(checkType, extendsType, trueType, falseType), node)
-                : node;
-        }
-        function createInferTypeNode(typeParameter) {
-            var node = createBaseNode(185);
-            node.typeParameter = typeParameter;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateInferTypeNode(node, typeParameter) {
-            return node.typeParameter !== typeParameter
-                ? update(createInferTypeNode(typeParameter), node)
-                : node;
-        }
-        function createTemplateLiteralType(head, templateSpans) {
-            var node = createBaseNode(193);
-            node.head = head;
-            node.templateSpans = createNodeArray(templateSpans);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTemplateLiteralType(node, head, templateSpans) {
-            return node.head !== head
-                || node.templateSpans !== templateSpans
-                ? update(createTemplateLiteralType(head, templateSpans), node)
-                : node;
-        }
-        function createImportTypeNode(argument, qualifier, typeArguments, isTypeOf) {
-            if (isTypeOf === void 0) { isTypeOf = false; }
-            var node = createBaseNode(195);
-            node.argument = argument;
-            node.qualifier = qualifier;
-            node.typeArguments = typeArguments && parenthesizerRules().parenthesizeTypeArguments(typeArguments);
-            node.isTypeOf = isTypeOf;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateImportTypeNode(node, argument, qualifier, typeArguments, isTypeOf) {
-            if (isTypeOf === void 0) { isTypeOf = node.isTypeOf; }
-            return node.argument !== argument
-                || node.qualifier !== qualifier
-                || node.typeArguments !== typeArguments
-                || node.isTypeOf !== isTypeOf
-                ? update(createImportTypeNode(argument, qualifier, typeArguments, isTypeOf), node)
-                : node;
-        }
-        function createParenthesizedType(type) {
-            var node = createBaseNode(186);
-            node.type = type;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateParenthesizedType(node, type) {
-            return node.type !== type
-                ? update(createParenthesizedType(type), node)
-                : node;
-        }
-        function createThisTypeNode() {
-            var node = createBaseNode(187);
-            node.transformFlags = 1;
-            return node;
-        }
-        function createTypeOperatorNode(operator, type) {
-            var node = createBaseNode(188);
-            node.operator = operator;
-            node.type = parenthesizerRules().parenthesizeMemberOfElementType(type);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypeOperatorNode(node, type) {
-            return node.type !== type
-                ? update(createTypeOperatorNode(node.operator, type), node)
-                : node;
-        }
-        function createIndexedAccessTypeNode(objectType, indexType) {
-            var node = createBaseNode(189);
-            node.objectType = parenthesizerRules().parenthesizeMemberOfElementType(objectType);
-            node.indexType = indexType;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateIndexedAccessTypeNode(node, objectType, indexType) {
-            return node.objectType !== objectType
-                || node.indexType !== indexType
-                ? update(createIndexedAccessTypeNode(objectType, indexType), node)
-                : node;
-        }
-        function createMappedTypeNode(readonlyToken, typeParameter, nameType, questionToken, type) {
-            var node = createBaseNode(190);
-            node.readonlyToken = readonlyToken;
-            node.typeParameter = typeParameter;
-            node.nameType = nameType;
-            node.questionToken = questionToken;
-            node.type = type;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateMappedTypeNode(node, readonlyToken, typeParameter, nameType, questionToken, type) {
-            return node.readonlyToken !== readonlyToken
-                || node.typeParameter !== typeParameter
-                || node.nameType !== nameType
-                || node.questionToken !== questionToken
-                || node.type !== type
-                ? update(createMappedTypeNode(readonlyToken, typeParameter, nameType, questionToken, type), node)
-                : node;
-        }
-        function createLiteralTypeNode(literal) {
-            var node = createBaseNode(191);
-            node.literal = literal;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateLiteralTypeNode(node, literal) {
-            return node.literal !== literal
-                ? update(createLiteralTypeNode(literal), node)
-                : node;
-        }
-        function createObjectBindingPattern(elements) {
-            var node = createBaseNode(196);
-            node.elements = createNodeArray(elements);
-            node.transformFlags |=
-                propagateChildrenFlags(node.elements) |
-                    256 |
-                    131072;
-            if (node.transformFlags & 8192) {
-                node.transformFlags |=
-                    32 |
-                        16384;
-            }
-            return node;
-        }
-        function updateObjectBindingPattern(node, elements) {
-            return node.elements !== elements
-                ? update(createObjectBindingPattern(elements), node)
-                : node;
-        }
-        function createArrayBindingPattern(elements) {
-            var node = createBaseNode(197);
-            node.elements = createNodeArray(elements);
-            node.transformFlags |=
-                propagateChildrenFlags(node.elements) |
-                    256 |
-                    131072;
-            return node;
-        }
-        function updateArrayBindingPattern(node, elements) {
-            return node.elements !== elements
-                ? update(createArrayBindingPattern(elements), node)
-                : node;
-        }
-        function createBindingElement(dotDotDotToken, propertyName, name, initializer) {
-            var node = createBaseBindingLikeDeclaration(198, undefined, undefined, name, initializer);
-            node.propertyName = asName(propertyName);
-            node.dotDotDotToken = dotDotDotToken;
-            node.transformFlags |=
-                propagateChildFlags(node.dotDotDotToken) |
-                    256;
-            if (node.propertyName) {
-                node.transformFlags |= ts.isIdentifier(node.propertyName) ?
-                    propagateIdentifierNameFlags(node.propertyName) :
-                    propagateChildFlags(node.propertyName);
-            }
-            if (dotDotDotToken)
-                node.transformFlags |= 8192;
-            return node;
-        }
-        function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) {
-            return node.propertyName !== propertyName
-                || node.dotDotDotToken !== dotDotDotToken
-                || node.name !== name
-                || node.initializer !== initializer
-                ? update(createBindingElement(dotDotDotToken, propertyName, name, initializer), node)
-                : node;
-        }
-        function createBaseExpression(kind) {
-            var node = createBaseNode(kind);
-            return node;
-        }
-        function createArrayLiteralExpression(elements, multiLine) {
-            var node = createBaseExpression(199);
-            node.elements = parenthesizerRules().parenthesizeExpressionsOfCommaDelimitedList(createNodeArray(elements));
-            node.multiLine = multiLine;
-            node.transformFlags |= propagateChildrenFlags(node.elements);
-            return node;
-        }
-        function updateArrayLiteralExpression(node, elements) {
-            return node.elements !== elements
-                ? update(createArrayLiteralExpression(elements, node.multiLine), node)
-                : node;
-        }
-        function createObjectLiteralExpression(properties, multiLine) {
-            var node = createBaseExpression(200);
-            node.properties = createNodeArray(properties);
-            node.multiLine = multiLine;
-            node.transformFlags |= propagateChildrenFlags(node.properties);
-            return node;
-        }
-        function updateObjectLiteralExpression(node, properties) {
-            return node.properties !== properties
-                ? update(createObjectLiteralExpression(properties, node.multiLine), node)
-                : node;
-        }
-        function createPropertyAccessExpression(expression, name) {
-            var node = createBaseExpression(201);
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.name = asName(name);
-            node.transformFlags =
-                propagateChildFlags(node.expression) |
-                    (ts.isIdentifier(node.name) ?
-                        propagateIdentifierNameFlags(node.name) :
-                        propagateChildFlags(node.name));
-            if (ts.isSuperKeyword(expression)) {
-                node.transformFlags |=
-                    64 |
-                        32;
-            }
-            return node;
-        }
-        function updatePropertyAccessExpression(node, expression, name) {
-            if (ts.isPropertyAccessChain(node)) {
-                return updatePropertyAccessChain(node, expression, node.questionDotToken, ts.cast(name, ts.isIdentifier));
-            }
-            return node.expression !== expression
-                || node.name !== name
-                ? update(createPropertyAccessExpression(expression, name), node)
-                : node;
-        }
-        function createPropertyAccessChain(expression, questionDotToken, name) {
-            var node = createBaseExpression(201);
-            node.flags |= 32;
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.questionDotToken = questionDotToken;
-            node.name = asName(name);
-            node.transformFlags |=
-                8 |
-                    propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.questionDotToken) |
-                    (ts.isIdentifier(node.name) ?
-                        propagateIdentifierNameFlags(node.name) :
-                        propagateChildFlags(node.name));
-            return node;
-        }
-        function updatePropertyAccessChain(node, expression, questionDotToken, name) {
-            ts.Debug.assert(!!(node.flags & 32), "Cannot update a PropertyAccessExpression using updatePropertyAccessChain. Use updatePropertyAccess instead.");
-            return node.expression !== expression
-                || node.questionDotToken !== questionDotToken
-                || node.name !== name
-                ? update(createPropertyAccessChain(expression, questionDotToken, name), node)
-                : node;
-        }
-        function createElementAccessExpression(expression, index) {
-            var node = createBaseExpression(202);
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.argumentExpression = asExpression(index);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.argumentExpression);
-            if (ts.isSuperKeyword(expression)) {
-                node.transformFlags |=
-                    64 |
-                        32;
-            }
-            return node;
-        }
-        function updateElementAccessExpression(node, expression, argumentExpression) {
-            if (ts.isElementAccessChain(node)) {
-                return updateElementAccessChain(node, expression, node.questionDotToken, argumentExpression);
-            }
-            return node.expression !== expression
-                || node.argumentExpression !== argumentExpression
-                ? update(createElementAccessExpression(expression, argumentExpression), node)
-                : node;
-        }
-        function createElementAccessChain(expression, questionDotToken, index) {
-            var node = createBaseExpression(202);
-            node.flags |= 32;
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.questionDotToken = questionDotToken;
-            node.argumentExpression = asExpression(index);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.questionDotToken) |
-                    propagateChildFlags(node.argumentExpression) |
-                    8;
-            return node;
-        }
-        function updateElementAccessChain(node, expression, questionDotToken, argumentExpression) {
-            ts.Debug.assert(!!(node.flags & 32), "Cannot update a ElementAccessExpression using updateElementAccessChain. Use updateElementAccess instead.");
-            return node.expression !== expression
-                || node.questionDotToken !== questionDotToken
-                || node.argumentExpression !== argumentExpression
-                ? update(createElementAccessChain(expression, questionDotToken, argumentExpression), node)
-                : node;
-        }
-        function createCallExpression(expression, typeArguments, argumentsArray) {
-            var node = createBaseExpression(203);
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.typeArguments = asNodeArray(typeArguments);
-            node.arguments = parenthesizerRules().parenthesizeExpressionsOfCommaDelimitedList(createNodeArray(argumentsArray));
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    propagateChildrenFlags(node.arguments);
-            if (node.typeArguments) {
-                node.transformFlags |= 1;
-            }
-            if (ts.isImportKeyword(node.expression)) {
-                node.transformFlags |= 2097152;
-            }
-            else if (ts.isSuperProperty(node.expression)) {
-                node.transformFlags |= 4096;
-            }
-            return node;
-        }
-        function updateCallExpression(node, expression, typeArguments, argumentsArray) {
-            if (ts.isCallChain(node)) {
-                return updateCallChain(node, expression, node.questionDotToken, typeArguments, argumentsArray);
-            }
-            return node.expression !== expression
-                || node.typeArguments !== typeArguments
-                || node.arguments !== argumentsArray
-                ? update(createCallExpression(expression, typeArguments, argumentsArray), node)
-                : node;
-        }
-        function createCallChain(expression, questionDotToken, typeArguments, argumentsArray) {
-            var node = createBaseExpression(203);
-            node.flags |= 32;
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.questionDotToken = questionDotToken;
-            node.typeArguments = asNodeArray(typeArguments);
-            node.arguments = parenthesizerRules().parenthesizeExpressionsOfCommaDelimitedList(createNodeArray(argumentsArray));
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.questionDotToken) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    propagateChildrenFlags(node.arguments) |
-                    8;
-            if (node.typeArguments) {
-                node.transformFlags |= 1;
-            }
-            if (ts.isSuperProperty(node.expression)) {
-                node.transformFlags |= 4096;
-            }
-            return node;
-        }
-        function updateCallChain(node, expression, questionDotToken, typeArguments, argumentsArray) {
-            ts.Debug.assert(!!(node.flags & 32), "Cannot update a CallExpression using updateCallChain. Use updateCall instead.");
-            return node.expression !== expression
-                || node.questionDotToken !== questionDotToken
-                || node.typeArguments !== typeArguments
-                || node.arguments !== argumentsArray
-                ? update(createCallChain(expression, questionDotToken, typeArguments, argumentsArray), node)
-                : node;
-        }
-        function createNewExpression(expression, typeArguments, argumentsArray) {
-            var node = createBaseExpression(204);
-            node.expression = parenthesizerRules().parenthesizeExpressionOfNew(expression);
-            node.typeArguments = asNodeArray(typeArguments);
-            node.arguments = argumentsArray ? parenthesizerRules().parenthesizeExpressionsOfCommaDelimitedList(argumentsArray) : undefined;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    propagateChildrenFlags(node.arguments) |
-                    8;
-            if (node.typeArguments) {
-                node.transformFlags |= 1;
-            }
-            return node;
-        }
-        function updateNewExpression(node, expression, typeArguments, argumentsArray) {
-            return node.expression !== expression
-                || node.typeArguments !== typeArguments
-                || node.arguments !== argumentsArray
-                ? update(createNewExpression(expression, typeArguments, argumentsArray), node)
-                : node;
-        }
-        function createTaggedTemplateExpression(tag, typeArguments, template) {
-            var node = createBaseExpression(205);
-            node.tag = parenthesizerRules().parenthesizeLeftSideOfAccess(tag);
-            node.typeArguments = asNodeArray(typeArguments);
-            node.template = template;
-            node.transformFlags |=
-                propagateChildFlags(node.tag) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    propagateChildFlags(node.template) |
-                    256;
-            if (node.typeArguments) {
-                node.transformFlags |= 1;
-            }
-            if (ts.hasInvalidEscape(node.template)) {
-                node.transformFlags |= 32;
-            }
-            return node;
-        }
-        function updateTaggedTemplateExpression(node, tag, typeArguments, template) {
-            return node.tag !== tag
-                || node.typeArguments !== typeArguments
-                || node.template !== template
-                ? update(createTaggedTemplateExpression(tag, typeArguments, template), node)
-                : node;
-        }
-        function createTypeAssertion(type, expression) {
-            var node = createBaseExpression(206);
-            node.expression = parenthesizerRules().parenthesizeOperandOfPrefixUnary(expression);
-            node.type = type;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.type) |
-                    1;
-            return node;
-        }
-        function updateTypeAssertion(node, type, expression) {
-            return node.type !== type
-                || node.expression !== expression
-                ? update(createTypeAssertion(type, expression), node)
-                : node;
-        }
-        function createParenthesizedExpression(expression) {
-            var node = createBaseExpression(207);
-            node.expression = expression;
-            node.transformFlags = propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateParenthesizedExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createParenthesizedExpression(expression), node)
-                : node;
-        }
-        function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
-            var node = createBaseFunctionLikeDeclaration(208, undefined, modifiers, name, typeParameters, parameters, type, body);
-            node.asteriskToken = asteriskToken;
-            node.transformFlags |= propagateChildFlags(node.asteriskToken);
-            if (node.typeParameters) {
-                node.transformFlags |= 1;
-            }
-            if (ts.modifiersToFlags(node.modifiers) & 256) {
-                if (node.asteriskToken) {
-                    node.transformFlags |= 32;
-                }
-                else {
-                    node.transformFlags |= 64;
-                }
-            }
-            else if (node.asteriskToken) {
-                node.transformFlags |= 512;
-            }
-            return node;
-        }
-        function updateFunctionExpression(node, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
-            return node.name !== name
-                || node.modifiers !== modifiers
-                || node.asteriskToken !== asteriskToken
-                || node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body), node)
-                : node;
-        }
-        function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) {
-            var node = createBaseFunctionLikeDeclaration(209, undefined, modifiers, undefined, typeParameters, parameters, type, parenthesizerRules().parenthesizeConciseBodyOfArrowFunction(body));
-            node.equalsGreaterThanToken = equalsGreaterThanToken !== null && equalsGreaterThanToken !== void 0 ? equalsGreaterThanToken : createToken(38);
-            node.transformFlags |=
-                propagateChildFlags(node.equalsGreaterThanToken) |
-                    256;
-            if (ts.modifiersToFlags(node.modifiers) & 256) {
-                node.transformFlags |= 64;
-            }
-            return node;
-        }
-        function updateArrowFunction(node, modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) {
-            return node.modifiers !== modifiers
-                || node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                || node.equalsGreaterThanToken !== equalsGreaterThanToken
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body), node)
-                : node;
-        }
-        function createDeleteExpression(expression) {
-            var node = createBaseExpression(210);
-            node.expression = parenthesizerRules().parenthesizeOperandOfPrefixUnary(expression);
-            node.transformFlags |= propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateDeleteExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createDeleteExpression(expression), node)
-                : node;
-        }
-        function createTypeOfExpression(expression) {
-            var node = createBaseExpression(211);
-            node.expression = parenthesizerRules().parenthesizeOperandOfPrefixUnary(expression);
-            node.transformFlags |= propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateTypeOfExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createTypeOfExpression(expression), node)
-                : node;
-        }
-        function createVoidExpression(expression) {
-            var node = createBaseExpression(212);
-            node.expression = parenthesizerRules().parenthesizeOperandOfPrefixUnary(expression);
-            node.transformFlags |= propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateVoidExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createVoidExpression(expression), node)
-                : node;
-        }
-        function createAwaitExpression(expression) {
-            var node = createBaseExpression(213);
-            node.expression = parenthesizerRules().parenthesizeOperandOfPrefixUnary(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    64 |
-                    32 |
-                    524288;
-            return node;
-        }
-        function updateAwaitExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createAwaitExpression(expression), node)
-                : node;
-        }
-        function createPrefixUnaryExpression(operator, operand) {
-            var node = createBaseExpression(214);
-            node.operator = operator;
-            node.operand = parenthesizerRules().parenthesizeOperandOfPrefixUnary(operand);
-            node.transformFlags |= propagateChildFlags(node.operand);
-            return node;
-        }
-        function updatePrefixUnaryExpression(node, operand) {
-            return node.operand !== operand
-                ? update(createPrefixUnaryExpression(node.operator, operand), node)
-                : node;
-        }
-        function createPostfixUnaryExpression(operand, operator) {
-            var node = createBaseExpression(215);
-            node.operator = operator;
-            node.operand = parenthesizerRules().parenthesizeOperandOfPostfixUnary(operand);
-            node.transformFlags = propagateChildFlags(node.operand);
-            return node;
-        }
-        function updatePostfixUnaryExpression(node, operand) {
-            return node.operand !== operand
-                ? update(createPostfixUnaryExpression(operand, node.operator), node)
-                : node;
-        }
-        function createBinaryExpression(left, operator, right) {
-            var node = createBaseExpression(216);
-            var operatorToken = asToken(operator);
-            var operatorKind = operatorToken.kind;
-            node.left = parenthesizerRules().parenthesizeLeftSideOfBinary(operatorKind, left);
-            node.operatorToken = operatorToken;
-            node.right = parenthesizerRules().parenthesizeRightSideOfBinary(operatorKind, node.left, right);
-            node.transformFlags |=
-                propagateChildFlags(node.left) |
-                    propagateChildFlags(node.operatorToken) |
-                    propagateChildFlags(node.right);
-            if (operatorKind === 60) {
-                node.transformFlags |= 8;
-            }
-            else if (operatorKind === 62) {
-                if (ts.isObjectLiteralExpression(node.left)) {
-                    node.transformFlags |=
-                        256 |
-                            32 |
-                            1024 |
-                            propagateAssignmentPatternFlags(node.left);
-                }
-                else if (ts.isArrayLiteralExpression(node.left)) {
-                    node.transformFlags |=
-                        256 |
-                            1024 |
-                            propagateAssignmentPatternFlags(node.left);
-                }
-            }
-            else if (operatorKind === 42 || operatorKind === 66) {
-                node.transformFlags |= 128;
-            }
-            else if (ts.isLogicalOrCoalescingAssignmentOperator(operatorKind)) {
-                node.transformFlags |= 4;
-            }
-            return node;
-        }
-        function propagateAssignmentPatternFlags(node) {
-            if (node.transformFlags & 16384)
-                return 16384;
-            if (node.transformFlags & 32) {
-                for (var _i = 0, _a = ts.getElementsOfBindingOrAssignmentPattern(node); _i < _a.length; _i++) {
-                    var element = _a[_i];
-                    var target = ts.getTargetOfBindingOrAssignmentElement(element);
-                    if (target && ts.isAssignmentPattern(target)) {
-                        if (target.transformFlags & 16384) {
-                            return 16384;
-                        }
-                        if (target.transformFlags & 32) {
-                            var flags_1 = propagateAssignmentPatternFlags(target);
-                            if (flags_1)
-                                return flags_1;
-                        }
-                    }
-                }
-            }
-            return 0;
-        }
-        function updateBinaryExpression(node, left, operator, right) {
-            return node.left !== left
-                || node.operatorToken !== operator
-                || node.right !== right
-                ? update(createBinaryExpression(left, operator, right), node)
-                : node;
-        }
-        function createConditionalExpression(condition, questionToken, whenTrue, colonToken, whenFalse) {
-            var node = createBaseExpression(217);
-            node.condition = parenthesizerRules().parenthesizeConditionOfConditionalExpression(condition);
-            node.questionToken = questionToken !== null && questionToken !== void 0 ? questionToken : createToken(57);
-            node.whenTrue = parenthesizerRules().parenthesizeBranchOfConditionalExpression(whenTrue);
-            node.colonToken = colonToken !== null && colonToken !== void 0 ? colonToken : createToken(58);
-            node.whenFalse = parenthesizerRules().parenthesizeBranchOfConditionalExpression(whenFalse);
-            node.transformFlags |=
-                propagateChildFlags(node.condition) |
-                    propagateChildFlags(node.questionToken) |
-                    propagateChildFlags(node.whenTrue) |
-                    propagateChildFlags(node.colonToken) |
-                    propagateChildFlags(node.whenFalse);
-            return node;
-        }
-        function updateConditionalExpression(node, condition, questionToken, whenTrue, colonToken, whenFalse) {
-            return node.condition !== condition
-                || node.questionToken !== questionToken
-                || node.whenTrue !== whenTrue
-                || node.colonToken !== colonToken
-                || node.whenFalse !== whenFalse
-                ? update(createConditionalExpression(condition, questionToken, whenTrue, colonToken, whenFalse), node)
-                : node;
-        }
-        function createTemplateExpression(head, templateSpans) {
-            var node = createBaseExpression(218);
-            node.head = head;
-            node.templateSpans = createNodeArray(templateSpans);
-            node.transformFlags |=
-                propagateChildFlags(node.head) |
-                    propagateChildrenFlags(node.templateSpans) |
-                    256;
-            return node;
-        }
-        function updateTemplateExpression(node, head, templateSpans) {
-            return node.head !== head
-                || node.templateSpans !== templateSpans
-                ? update(createTemplateExpression(head, templateSpans), node)
-                : node;
-        }
-        function createTemplateLiteralLikeNodeChecked(kind, text, rawText, templateFlags) {
-            if (templateFlags === void 0) { templateFlags = 0; }
-            ts.Debug.assert(!(templateFlags & ~2048), "Unsupported template flags.");
-            var cooked = undefined;
-            if (rawText !== undefined && rawText !== text) {
-                cooked = getCookedText(kind, rawText);
-                if (typeof cooked === "object") {
-                    return ts.Debug.fail("Invalid raw text");
-                }
-            }
-            if (text === undefined) {
-                if (cooked === undefined) {
-                    return ts.Debug.fail("Arguments 'text' and 'rawText' may not both be undefined.");
-                }
-                text = cooked;
-            }
-            else if (cooked !== undefined) {
-                ts.Debug.assert(text === cooked, "Expected argument 'text' to be the normalized (i.e. 'cooked') version of argument 'rawText'.");
-            }
-            return createTemplateLiteralLikeNode(kind, text, rawText, templateFlags);
-        }
-        function createTemplateLiteralLikeNode(kind, text, rawText, templateFlags) {
-            var node = createBaseToken(kind);
-            node.text = text;
-            node.rawText = rawText;
-            node.templateFlags = templateFlags & 2048;
-            node.transformFlags |= 256;
-            if (node.templateFlags) {
-                node.transformFlags |= 32;
-            }
-            return node;
-        }
-        function createTemplateHead(text, rawText, templateFlags) {
-            return createTemplateLiteralLikeNodeChecked(15, text, rawText, templateFlags);
-        }
-        function createTemplateMiddle(text, rawText, templateFlags) {
-            return createTemplateLiteralLikeNodeChecked(16, text, rawText, templateFlags);
-        }
-        function createTemplateTail(text, rawText, templateFlags) {
-            return createTemplateLiteralLikeNodeChecked(17, text, rawText, templateFlags);
-        }
-        function createNoSubstitutionTemplateLiteral(text, rawText, templateFlags) {
-            return createTemplateLiteralLikeNodeChecked(14, text, rawText, templateFlags);
-        }
-        function createYieldExpression(asteriskToken, expression) {
-            ts.Debug.assert(!asteriskToken || !!expression, "A `YieldExpression` with an asteriskToken must have an expression.");
-            var node = createBaseExpression(219);
-            node.expression = expression && parenthesizerRules().parenthesizeExpressionForDisallowedComma(expression);
-            node.asteriskToken = asteriskToken;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.asteriskToken) |
-                    256 |
-                    32 |
-                    262144;
-            return node;
-        }
-        function updateYieldExpression(node, asteriskToken, expression) {
-            return node.expression !== expression
-                || node.asteriskToken !== asteriskToken
-                ? update(createYieldExpression(asteriskToken, expression), node)
-                : node;
-        }
-        function createSpreadElement(expression) {
-            var node = createBaseExpression(220);
-            node.expression = parenthesizerRules().parenthesizeExpressionForDisallowedComma(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    256 |
-                    8192;
-            return node;
-        }
-        function updateSpreadElement(node, expression) {
-            return node.expression !== expression
-                ? update(createSpreadElement(expression), node)
-                : node;
-        }
-        function createClassExpression(decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            var node = createBaseClassLikeDeclaration(221, decorators, modifiers, name, typeParameters, heritageClauses, members);
-            node.transformFlags |= 256;
-            return node;
-        }
-        function updateClassExpression(node, decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.typeParameters !== typeParameters
-                || node.heritageClauses !== heritageClauses
-                || node.members !== members
-                ? update(createClassExpression(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
-                : node;
-        }
-        function createOmittedExpression() {
-            return createBaseExpression(222);
-        }
-        function createExpressionWithTypeArguments(expression, typeArguments) {
-            var node = createBaseNode(223);
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.typeArguments = typeArguments && parenthesizerRules().parenthesizeTypeArguments(typeArguments);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    256;
-            return node;
-        }
-        function updateExpressionWithTypeArguments(node, expression, typeArguments) {
-            return node.expression !== expression
-                || node.typeArguments !== typeArguments
-                ? update(createExpressionWithTypeArguments(expression, typeArguments), node)
-                : node;
-        }
-        function createAsExpression(expression, type) {
-            var node = createBaseExpression(224);
-            node.expression = expression;
-            node.type = type;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.type) |
-                    1;
-            return node;
-        }
-        function updateAsExpression(node, expression, type) {
-            return node.expression !== expression
-                || node.type !== type
-                ? update(createAsExpression(expression, type), node)
-                : node;
-        }
-        function createNonNullExpression(expression) {
-            var node = createBaseExpression(225);
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    1;
-            return node;
-        }
-        function updateNonNullExpression(node, expression) {
-            if (ts.isNonNullChain(node)) {
-                return updateNonNullChain(node, expression);
-            }
-            return node.expression !== expression
-                ? update(createNonNullExpression(expression), node)
-                : node;
-        }
-        function createNonNullChain(expression) {
-            var node = createBaseExpression(225);
-            node.flags |= 32;
-            node.expression = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    1;
-            return node;
-        }
-        function updateNonNullChain(node, expression) {
-            ts.Debug.assert(!!(node.flags & 32), "Cannot update a NonNullExpression using updateNonNullChain. Use updateNonNullExpression instead.");
-            return node.expression !== expression
-                ? update(createNonNullChain(expression), node)
-                : node;
-        }
-        function createMetaProperty(keywordToken, name) {
-            var node = createBaseExpression(226);
-            node.keywordToken = keywordToken;
-            node.name = name;
-            node.transformFlags |= propagateChildFlags(node.name);
-            switch (keywordToken) {
-                case 102:
-                    node.transformFlags |= 256;
-                    break;
-                case 99:
-                    node.transformFlags |= 4;
-                    break;
-                default:
-                    return ts.Debug.assertNever(keywordToken);
-            }
-            return node;
-        }
-        function updateMetaProperty(node, name) {
-            return node.name !== name
-                ? update(createMetaProperty(node.keywordToken, name), node)
-                : node;
-        }
-        function createTemplateSpan(expression, literal) {
-            var node = createBaseNode(228);
-            node.expression = expression;
-            node.literal = literal;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.literal) |
-                    256;
-            return node;
-        }
-        function updateTemplateSpan(node, expression, literal) {
-            return node.expression !== expression
-                || node.literal !== literal
-                ? update(createTemplateSpan(expression, literal), node)
-                : node;
-        }
-        function createSemicolonClassElement() {
-            var node = createBaseNode(229);
-            node.transformFlags |= 256;
-            return node;
-        }
-        function createBlock(statements, multiLine) {
-            var node = createBaseNode(230);
-            node.statements = createNodeArray(statements);
-            node.multiLine = multiLine;
-            node.transformFlags |= propagateChildrenFlags(node.statements);
-            return node;
-        }
-        function updateBlock(node, statements) {
-            return node.statements !== statements
-                ? update(createBlock(statements, node.multiLine), node)
-                : node;
-        }
-        function createVariableStatement(modifiers, declarationList) {
-            var node = createBaseDeclaration(232, undefined, modifiers);
-            node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList;
-            node.transformFlags |=
-                propagateChildFlags(node.declarationList);
-            if (ts.modifiersToFlags(node.modifiers) & 2) {
-                node.transformFlags = 1;
-            }
-            return node;
-        }
-        function updateVariableStatement(node, modifiers, declarationList) {
-            return node.modifiers !== modifiers
-                || node.declarationList !== declarationList
-                ? update(createVariableStatement(modifiers, declarationList), node)
-                : node;
-        }
-        function createEmptyStatement() {
-            return createBaseNode(231);
-        }
-        function createExpressionStatement(expression) {
-            var node = createBaseNode(233);
-            node.expression = parenthesizerRules().parenthesizeExpressionOfExpressionStatement(expression);
-            node.transformFlags |= propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateExpressionStatement(node, expression) {
-            return node.expression !== expression
-                ? update(createExpressionStatement(expression), node)
-                : node;
-        }
-        function createIfStatement(expression, thenStatement, elseStatement) {
-            var node = createBaseNode(234);
-            node.expression = expression;
-            node.thenStatement = asEmbeddedStatement(thenStatement);
-            node.elseStatement = asEmbeddedStatement(elseStatement);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.thenStatement) |
-                    propagateChildFlags(node.elseStatement);
-            return node;
-        }
-        function updateIfStatement(node, expression, thenStatement, elseStatement) {
-            return node.expression !== expression
-                || node.thenStatement !== thenStatement
-                || node.elseStatement !== elseStatement
-                ? update(createIfStatement(expression, thenStatement, elseStatement), node)
-                : node;
-        }
-        function createDoStatement(statement, expression) {
-            var node = createBaseNode(235);
-            node.statement = asEmbeddedStatement(statement);
-            node.expression = expression;
-            node.transformFlags |=
-                propagateChildFlags(node.statement) |
-                    propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateDoStatement(node, statement, expression) {
-            return node.statement !== statement
-                || node.expression !== expression
-                ? update(createDoStatement(statement, expression), node)
-                : node;
-        }
-        function createWhileStatement(expression, statement) {
-            var node = createBaseNode(236);
-            node.expression = expression;
-            node.statement = asEmbeddedStatement(statement);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.statement);
-            return node;
-        }
-        function updateWhileStatement(node, expression, statement) {
-            return node.expression !== expression
-                || node.statement !== statement
-                ? update(createWhileStatement(expression, statement), node)
-                : node;
-        }
-        function createForStatement(initializer, condition, incrementor, statement) {
-            var node = createBaseNode(237);
-            node.initializer = initializer;
-            node.condition = condition;
-            node.incrementor = incrementor;
-            node.statement = asEmbeddedStatement(statement);
-            node.transformFlags |=
-                propagateChildFlags(node.initializer) |
-                    propagateChildFlags(node.condition) |
-                    propagateChildFlags(node.incrementor) |
-                    propagateChildFlags(node.statement);
-            return node;
-        }
-        function updateForStatement(node, initializer, condition, incrementor, statement) {
-            return node.initializer !== initializer
-                || node.condition !== condition
-                || node.incrementor !== incrementor
-                || node.statement !== statement
-                ? update(createForStatement(initializer, condition, incrementor, statement), node)
-                : node;
-        }
-        function createForInStatement(initializer, expression, statement) {
-            var node = createBaseNode(238);
-            node.initializer = initializer;
-            node.expression = expression;
-            node.statement = asEmbeddedStatement(statement);
-            node.transformFlags |=
-                propagateChildFlags(node.initializer) |
-                    propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.statement);
-            return node;
-        }
-        function updateForInStatement(node, initializer, expression, statement) {
-            return node.initializer !== initializer
-                || node.expression !== expression
-                || node.statement !== statement
-                ? update(createForInStatement(initializer, expression, statement), node)
-                : node;
-        }
-        function createForOfStatement(awaitModifier, initializer, expression, statement) {
-            var node = createBaseNode(239);
-            node.awaitModifier = awaitModifier;
-            node.initializer = initializer;
-            node.expression = parenthesizerRules().parenthesizeExpressionForDisallowedComma(expression);
-            node.statement = asEmbeddedStatement(statement);
-            node.transformFlags |=
-                propagateChildFlags(node.awaitModifier) |
-                    propagateChildFlags(node.initializer) |
-                    propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.statement) |
-                    256;
-            if (awaitModifier)
-                node.transformFlags |= 32;
-            return node;
-        }
-        function updateForOfStatement(node, awaitModifier, initializer, expression, statement) {
-            return node.awaitModifier !== awaitModifier
-                || node.initializer !== initializer
-                || node.expression !== expression
-                || node.statement !== statement
-                ? update(createForOfStatement(awaitModifier, initializer, expression, statement), node)
-                : node;
-        }
-        function createContinueStatement(label) {
-            var node = createBaseNode(240);
-            node.label = asName(label);
-            node.transformFlags |=
-                propagateChildFlags(node.label) |
-                    1048576;
-            return node;
-        }
-        function updateContinueStatement(node, label) {
-            return node.label !== label
-                ? update(createContinueStatement(label), node)
-                : node;
-        }
-        function createBreakStatement(label) {
-            var node = createBaseNode(241);
-            node.label = asName(label);
-            node.transformFlags |=
-                propagateChildFlags(node.label) |
-                    1048576;
-            return node;
-        }
-        function updateBreakStatement(node, label) {
-            return node.label !== label
-                ? update(createBreakStatement(label), node)
-                : node;
-        }
-        function createReturnStatement(expression) {
-            var node = createBaseNode(242);
-            node.expression = expression;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    32 |
-                    1048576;
-            return node;
-        }
-        function updateReturnStatement(node, expression) {
-            return node.expression !== expression
-                ? update(createReturnStatement(expression), node)
-                : node;
-        }
-        function createWithStatement(expression, statement) {
-            var node = createBaseNode(243);
-            node.expression = expression;
-            node.statement = asEmbeddedStatement(statement);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.statement);
-            return node;
-        }
-        function updateWithStatement(node, expression, statement) {
-            return node.expression !== expression
-                || node.statement !== statement
-                ? update(createWithStatement(expression, statement), node)
-                : node;
-        }
-        function createSwitchStatement(expression, caseBlock) {
-            var node = createBaseNode(244);
-            node.expression = parenthesizerRules().parenthesizeExpressionForDisallowedComma(expression);
-            node.caseBlock = caseBlock;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.caseBlock);
-            return node;
-        }
-        function updateSwitchStatement(node, expression, caseBlock) {
-            return node.expression !== expression
-                || node.caseBlock !== caseBlock
-                ? update(createSwitchStatement(expression, caseBlock), node)
-                : node;
-        }
-        function createLabeledStatement(label, statement) {
-            var node = createBaseNode(245);
-            node.label = asName(label);
-            node.statement = asEmbeddedStatement(statement);
-            node.transformFlags |=
-                propagateChildFlags(node.label) |
-                    propagateChildFlags(node.statement);
-            return node;
-        }
-        function updateLabeledStatement(node, label, statement) {
-            return node.label !== label
-                || node.statement !== statement
-                ? update(createLabeledStatement(label, statement), node)
-                : node;
-        }
-        function createThrowStatement(expression) {
-            var node = createBaseNode(246);
-            node.expression = expression;
-            node.transformFlags |= propagateChildFlags(node.expression);
-            return node;
-        }
-        function updateThrowStatement(node, expression) {
-            return node.expression !== expression
-                ? update(createThrowStatement(expression), node)
-                : node;
-        }
-        function createTryStatement(tryBlock, catchClause, finallyBlock) {
-            var node = createBaseNode(247);
-            node.tryBlock = tryBlock;
-            node.catchClause = catchClause;
-            node.finallyBlock = finallyBlock;
-            node.transformFlags |=
-                propagateChildFlags(node.tryBlock) |
-                    propagateChildFlags(node.catchClause) |
-                    propagateChildFlags(node.finallyBlock);
-            return node;
-        }
-        function updateTryStatement(node, tryBlock, catchClause, finallyBlock) {
-            return node.tryBlock !== tryBlock
-                || node.catchClause !== catchClause
-                || node.finallyBlock !== finallyBlock
-                ? update(createTryStatement(tryBlock, catchClause, finallyBlock), node)
-                : node;
-        }
-        function createDebuggerStatement() {
-            return createBaseNode(248);
-        }
-        function createVariableDeclaration(name, exclamationToken, type, initializer) {
-            var node = createBaseVariableLikeDeclaration(249, undefined, undefined, name, type, initializer && parenthesizerRules().parenthesizeExpressionForDisallowedComma(initializer));
-            node.exclamationToken = exclamationToken;
-            node.transformFlags |= propagateChildFlags(node.exclamationToken);
-            if (exclamationToken) {
-                node.transformFlags |= 1;
-            }
-            return node;
-        }
-        function updateVariableDeclaration(node, name, exclamationToken, type, initializer) {
-            return node.name !== name
-                || node.type !== type
-                || node.exclamationToken !== exclamationToken
-                || node.initializer !== initializer
-                ? update(createVariableDeclaration(name, exclamationToken, type, initializer), node)
-                : node;
-        }
-        function createVariableDeclarationList(declarations, flags) {
-            if (flags === void 0) { flags = 0; }
-            var node = createBaseNode(250);
-            node.flags |= flags & 3;
-            node.declarations = createNodeArray(declarations);
-            node.transformFlags |=
-                propagateChildrenFlags(node.declarations) |
-                    1048576;
-            if (flags & 3) {
-                node.transformFlags |=
-                    256 |
-                        65536;
-            }
-            return node;
-        }
-        function updateVariableDeclarationList(node, declarations) {
-            return node.declarations !== declarations
-                ? update(createVariableDeclarationList(declarations, node.flags), node)
-                : node;
-        }
-        function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
-            var node = createBaseFunctionLikeDeclaration(251, decorators, modifiers, name, typeParameters, parameters, type, body);
-            node.asteriskToken = asteriskToken;
-            if (!node.body || ts.modifiersToFlags(node.modifiers) & 2) {
-                node.transformFlags = 1;
-            }
-            else {
-                node.transformFlags |=
-                    propagateChildFlags(node.asteriskToken) |
-                        1048576;
-                if (ts.modifiersToFlags(node.modifiers) & 256) {
-                    if (node.asteriskToken) {
-                        node.transformFlags |= 32;
-                    }
-                    else {
-                        node.transformFlags |= 64;
-                    }
-                }
-                else if (node.asteriskToken) {
-                    node.transformFlags |= 512;
-                }
-            }
-            return node;
-        }
-        function updateFunctionDeclaration(node, decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.asteriskToken !== asteriskToken
-                || node.name !== name
-                || node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                || node.body !== body
-                ? updateBaseFunctionLikeDeclaration(createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body), node)
-                : node;
-        }
-        function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            var node = createBaseClassLikeDeclaration(252, decorators, modifiers, name, typeParameters, heritageClauses, members);
-            if (ts.modifiersToFlags(node.modifiers) & 2) {
-                node.transformFlags = 1;
-            }
-            else {
-                node.transformFlags |= 256;
-                if (node.transformFlags & 2048) {
-                    node.transformFlags |= 1;
-                }
-            }
-            return node;
-        }
-        function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.typeParameters !== typeParameters
-                || node.heritageClauses !== heritageClauses
-                || node.members !== members
-                ? update(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
-                : node;
-        }
-        function createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            var node = createBaseInterfaceOrClassLikeDeclaration(253, decorators, modifiers, name, typeParameters, heritageClauses);
-            node.members = createNodeArray(members);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateInterfaceDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.typeParameters !== typeParameters
-                || node.heritageClauses !== heritageClauses
-                || node.members !== members
-                ? update(createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
-                : node;
-        }
-        function createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type) {
-            var node = createBaseGenericNamedDeclaration(254, decorators, modifiers, name, typeParameters);
-            node.type = type;
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateTypeAliasDeclaration(node, decorators, modifiers, name, typeParameters, type) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.typeParameters !== typeParameters
-                || node.type !== type
-                ? update(createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type), node)
-                : node;
-        }
-        function createEnumDeclaration(decorators, modifiers, name, members) {
-            var node = createBaseNamedDeclaration(255, decorators, modifiers, name);
-            node.members = createNodeArray(members);
-            node.transformFlags |=
-                propagateChildrenFlags(node.members) |
-                    1;
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateEnumDeclaration(node, decorators, modifiers, name, members) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.members !== members
-                ? update(createEnumDeclaration(decorators, modifiers, name, members), node)
-                : node;
-        }
-        function createModuleDeclaration(decorators, modifiers, name, body, flags) {
-            if (flags === void 0) { flags = 0; }
-            var node = createBaseDeclaration(256, decorators, modifiers);
-            node.flags |= flags & (16 | 4 | 1024);
-            node.name = name;
-            node.body = body;
-            if (ts.modifiersToFlags(node.modifiers) & 2) {
-                node.transformFlags = 1;
-            }
-            else {
-                node.transformFlags |=
-                    propagateChildFlags(node.name) |
-                        propagateChildFlags(node.body) |
-                        1;
-            }
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateModuleDeclaration(node, decorators, modifiers, name, body) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.body !== body
-                ? update(createModuleDeclaration(decorators, modifiers, name, body, node.flags), node)
-                : node;
-        }
-        function createModuleBlock(statements) {
-            var node = createBaseNode(257);
-            node.statements = createNodeArray(statements);
-            node.transformFlags |= propagateChildrenFlags(node.statements);
-            return node;
-        }
-        function updateModuleBlock(node, statements) {
-            return node.statements !== statements
-                ? update(createModuleBlock(statements), node)
-                : node;
-        }
-        function createCaseBlock(clauses) {
-            var node = createBaseNode(258);
-            node.clauses = createNodeArray(clauses);
-            node.transformFlags |= propagateChildrenFlags(node.clauses);
-            return node;
-        }
-        function updateCaseBlock(node, clauses) {
-            return node.clauses !== clauses
-                ? update(createCaseBlock(clauses), node)
-                : node;
-        }
-        function createNamespaceExportDeclaration(name) {
-            var node = createBaseNamedDeclaration(259, undefined, undefined, name);
-            node.transformFlags = 1;
-            return node;
-        }
-        function updateNamespaceExportDeclaration(node, name) {
-            return node.name !== name
-                ? update(createNamespaceExportDeclaration(name), node)
-                : node;
-        }
-        function createImportEqualsDeclaration(decorators, modifiers, name, moduleReference) {
-            var node = createBaseNamedDeclaration(260, decorators, modifiers, name);
-            node.moduleReference = moduleReference;
-            node.transformFlags |= propagateChildFlags(node.moduleReference);
-            if (!ts.isExternalModuleReference(node.moduleReference))
-                node.transformFlags |= 1;
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateImportEqualsDeclaration(node, decorators, modifiers, name, moduleReference) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.name !== name
-                || node.moduleReference !== moduleReference
-                ? update(createImportEqualsDeclaration(decorators, modifiers, name, moduleReference), node)
-                : node;
-        }
-        function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier) {
-            var node = createBaseDeclaration(261, decorators, modifiers);
-            node.importClause = importClause;
-            node.moduleSpecifier = moduleSpecifier;
-            node.transformFlags |=
-                propagateChildFlags(node.importClause) |
-                    propagateChildFlags(node.moduleSpecifier);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.importClause !== importClause
-                || node.moduleSpecifier !== moduleSpecifier
-                ? update(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier), node)
-                : node;
-        }
-        function createImportClause(isTypeOnly, name, namedBindings) {
-            var node = createBaseNode(262);
-            node.isTypeOnly = isTypeOnly;
-            node.name = name;
-            node.namedBindings = namedBindings;
-            node.transformFlags |=
-                propagateChildFlags(node.name) |
-                    propagateChildFlags(node.namedBindings);
-            if (isTypeOnly) {
-                node.transformFlags |= 1;
-            }
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateImportClause(node, isTypeOnly, name, namedBindings) {
-            return node.isTypeOnly !== isTypeOnly
-                || node.name !== name
-                || node.namedBindings !== namedBindings
-                ? update(createImportClause(isTypeOnly, name, namedBindings), node)
-                : node;
-        }
-        function createNamespaceImport(name) {
-            var node = createBaseNode(263);
-            node.name = name;
-            node.transformFlags |= propagateChildFlags(node.name);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateNamespaceImport(node, name) {
-            return node.name !== name
-                ? update(createNamespaceImport(name), node)
-                : node;
-        }
-        function createNamespaceExport(name) {
-            var node = createBaseNode(269);
-            node.name = name;
-            node.transformFlags |=
-                propagateChildFlags(node.name) |
-                    4;
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateNamespaceExport(node, name) {
-            return node.name !== name
-                ? update(createNamespaceExport(name), node)
-                : node;
-        }
-        function createNamedImports(elements) {
-            var node = createBaseNode(264);
-            node.elements = createNodeArray(elements);
-            node.transformFlags |= propagateChildrenFlags(node.elements);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateNamedImports(node, elements) {
-            return node.elements !== elements
-                ? update(createNamedImports(elements), node)
-                : node;
-        }
-        function createImportSpecifier(propertyName, name) {
-            var node = createBaseNode(265);
-            node.propertyName = propertyName;
-            node.name = name;
-            node.transformFlags |=
-                propagateChildFlags(node.propertyName) |
-                    propagateChildFlags(node.name);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateImportSpecifier(node, propertyName, name) {
-            return node.propertyName !== propertyName
-                || node.name !== name
-                ? update(createImportSpecifier(propertyName, name), node)
-                : node;
-        }
-        function createExportAssignment(decorators, modifiers, isExportEquals, expression) {
-            var node = createBaseDeclaration(266, decorators, modifiers);
-            node.isExportEquals = isExportEquals;
-            node.expression = isExportEquals
-                ? parenthesizerRules().parenthesizeRightSideOfBinary(62, undefined, expression)
-                : parenthesizerRules().parenthesizeExpressionOfExportDefault(expression);
-            node.transformFlags |= propagateChildFlags(node.expression);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateExportAssignment(node, decorators, modifiers, expression) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.expression !== expression
-                ? update(createExportAssignment(decorators, modifiers, node.isExportEquals, expression), node)
-                : node;
-        }
-        function createExportDeclaration(decorators, modifiers, isTypeOnly, exportClause, moduleSpecifier) {
-            var node = createBaseDeclaration(267, decorators, modifiers);
-            node.isTypeOnly = isTypeOnly;
-            node.exportClause = exportClause;
-            node.moduleSpecifier = moduleSpecifier;
-            node.transformFlags |=
-                propagateChildFlags(node.exportClause) |
-                    propagateChildFlags(node.moduleSpecifier);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateExportDeclaration(node, decorators, modifiers, isTypeOnly, exportClause, moduleSpecifier) {
-            return node.decorators !== decorators
-                || node.modifiers !== modifiers
-                || node.isTypeOnly !== isTypeOnly
-                || node.exportClause !== exportClause
-                || node.moduleSpecifier !== moduleSpecifier
-                ? update(createExportDeclaration(decorators, modifiers, isTypeOnly, exportClause, moduleSpecifier), node)
-                : node;
-        }
-        function createNamedExports(elements) {
-            var node = createBaseNode(268);
-            node.elements = createNodeArray(elements);
-            node.transformFlags |= propagateChildrenFlags(node.elements);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateNamedExports(node, elements) {
-            return node.elements !== elements
-                ? update(createNamedExports(elements), node)
-                : node;
-        }
-        function createExportSpecifier(propertyName, name) {
-            var node = createBaseNode(270);
-            node.propertyName = asName(propertyName);
-            node.name = asName(name);
-            node.transformFlags |=
-                propagateChildFlags(node.propertyName) |
-                    propagateChildFlags(node.name);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateExportSpecifier(node, propertyName, name) {
-            return node.propertyName !== propertyName
-                || node.name !== name
-                ? update(createExportSpecifier(propertyName, name), node)
-                : node;
-        }
-        function createMissingDeclaration() {
-            var node = createBaseDeclaration(271, undefined, undefined);
-            return node;
-        }
-        function createExternalModuleReference(expression) {
-            var node = createBaseNode(272);
-            node.expression = expression;
-            node.transformFlags |= propagateChildFlags(node.expression);
-            node.transformFlags &= ~8388608;
-            return node;
-        }
-        function updateExternalModuleReference(node, expression) {
-            return node.expression !== expression
-                ? update(createExternalModuleReference(expression), node)
-                : node;
-        }
-        function createJSDocPrimaryTypeWorker(kind) {
-            return createBaseNode(kind);
-        }
-        function createJSDocUnaryTypeWorker(kind, type) {
-            var node = createBaseNode(kind);
-            node.type = type;
-            return node;
-        }
-        function updateJSDocUnaryTypeWorker(kind, node, type) {
-            return node.type !== type
-                ? update(createJSDocUnaryTypeWorker(kind, type), node)
-                : node;
-        }
-        function createJSDocFunctionType(parameters, type) {
-            var node = createBaseSignatureDeclaration(308, undefined, undefined, undefined, undefined, parameters, type);
-            return node;
-        }
-        function updateJSDocFunctionType(node, parameters, type) {
-            return node.parameters !== parameters
-                || node.type !== type
-                ? update(createJSDocFunctionType(parameters, type), node)
-                : node;
-        }
-        function createJSDocTypeLiteral(propertyTags, isArrayType) {
-            if (isArrayType === void 0) { isArrayType = false; }
-            var node = createBaseNode(312);
-            node.jsDocPropertyTags = asNodeArray(propertyTags);
-            node.isArrayType = isArrayType;
-            return node;
-        }
-        function updateJSDocTypeLiteral(node, propertyTags, isArrayType) {
-            return node.jsDocPropertyTags !== propertyTags
-                || node.isArrayType !== isArrayType
-                ? update(createJSDocTypeLiteral(propertyTags, isArrayType), node)
-                : node;
-        }
-        function createJSDocTypeExpression(type) {
-            var node = createBaseNode(301);
-            node.type = type;
-            return node;
-        }
-        function updateJSDocTypeExpression(node, type) {
-            return node.type !== type
-                ? update(createJSDocTypeExpression(type), node)
-                : node;
-        }
-        function createJSDocSignature(typeParameters, parameters, type) {
-            var node = createBaseNode(313);
-            node.typeParameters = asNodeArray(typeParameters);
-            node.parameters = createNodeArray(parameters);
-            node.type = type;
-            return node;
-        }
-        function updateJSDocSignature(node, typeParameters, parameters, type) {
-            return node.typeParameters !== typeParameters
-                || node.parameters !== parameters
-                || node.type !== type
-                ? update(createJSDocSignature(typeParameters, parameters, type), node)
-                : node;
-        }
-        function getDefaultTagName(node) {
-            var defaultTagName = getDefaultTagNameForKind(node.kind);
-            return node.tagName.escapedText === ts.escapeLeadingUnderscores(defaultTagName)
-                ? node.tagName
-                : createIdentifier(defaultTagName);
-        }
-        function createBaseJSDocTag(kind, tagName, comment) {
-            var node = createBaseNode(kind);
-            node.tagName = tagName;
-            node.comment = comment;
-            return node;
-        }
-        function createJSDocTemplateTag(tagName, constraint, typeParameters, comment) {
-            var node = createBaseJSDocTag(330, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("template"), comment);
-            node.constraint = constraint;
-            node.typeParameters = createNodeArray(typeParameters);
-            return node;
-        }
-        function updateJSDocTemplateTag(node, tagName, constraint, typeParameters, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.constraint !== constraint
-                || node.typeParameters !== typeParameters
-                || node.comment !== comment
-                ? update(createJSDocTemplateTag(tagName, constraint, typeParameters, comment), node)
-                : node;
-        }
-        function createJSDocTypedefTag(tagName, typeExpression, fullName, comment) {
-            var node = createBaseJSDocTag(331, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("typedef"), comment);
-            node.typeExpression = typeExpression;
-            node.fullName = fullName;
-            node.name = ts.getJSDocTypeAliasName(fullName);
-            return node;
-        }
-        function updateJSDocTypedefTag(node, tagName, typeExpression, fullName, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.typeExpression !== typeExpression
-                || node.fullName !== fullName
-                || node.comment !== comment
-                ? update(createJSDocTypedefTag(tagName, typeExpression, fullName, comment), node)
-                : node;
-        }
-        function createJSDocParameterTag(tagName, name, isBracketed, typeExpression, isNameFirst, comment) {
-            var node = createBaseJSDocTag(326, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("param"), comment);
-            node.typeExpression = typeExpression;
-            node.name = name;
-            node.isNameFirst = !!isNameFirst;
-            node.isBracketed = isBracketed;
-            return node;
-        }
-        function updateJSDocParameterTag(node, tagName, name, isBracketed, typeExpression, isNameFirst, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.name !== name
-                || node.isBracketed !== isBracketed
-                || node.typeExpression !== typeExpression
-                || node.isNameFirst !== isNameFirst
-                || node.comment !== comment
-                ? update(createJSDocParameterTag(tagName, name, isBracketed, typeExpression, isNameFirst, comment), node)
-                : node;
-        }
-        function createJSDocPropertyTag(tagName, name, isBracketed, typeExpression, isNameFirst, comment) {
-            var node = createBaseJSDocTag(333, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("prop"), comment);
-            node.typeExpression = typeExpression;
-            node.name = name;
-            node.isNameFirst = !!isNameFirst;
-            node.isBracketed = isBracketed;
-            return node;
-        }
-        function updateJSDocPropertyTag(node, tagName, name, isBracketed, typeExpression, isNameFirst, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.name !== name
-                || node.isBracketed !== isBracketed
-                || node.typeExpression !== typeExpression
-                || node.isNameFirst !== isNameFirst
-                || node.comment !== comment
-                ? update(createJSDocPropertyTag(tagName, name, isBracketed, typeExpression, isNameFirst, comment), node)
-                : node;
-        }
-        function createJSDocCallbackTag(tagName, typeExpression, fullName, comment) {
-            var node = createBaseJSDocTag(324, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("callback"), comment);
-            node.typeExpression = typeExpression;
-            node.fullName = fullName;
-            node.name = ts.getJSDocTypeAliasName(fullName);
-            return node;
-        }
-        function updateJSDocCallbackTag(node, tagName, typeExpression, fullName, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.typeExpression !== typeExpression
-                || node.fullName !== fullName
-                || node.comment !== comment
-                ? update(createJSDocCallbackTag(tagName, typeExpression, fullName, comment), node)
-                : node;
-        }
-        function createJSDocAugmentsTag(tagName, className, comment) {
-            var node = createBaseJSDocTag(315, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("augments"), comment);
-            node.class = className;
-            return node;
-        }
-        function updateJSDocAugmentsTag(node, tagName, className, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.class !== className
-                || node.comment !== comment
-                ? update(createJSDocAugmentsTag(tagName, className, comment), node)
-                : node;
-        }
-        function createJSDocImplementsTag(tagName, className, comment) {
-            var node = createBaseJSDocTag(316, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("implements"), comment);
-            node.class = className;
-            return node;
-        }
-        function createJSDocSeeTag(tagName, name, comment) {
-            var node = createBaseJSDocTag(332, tagName !== null && tagName !== void 0 ? tagName : createIdentifier("see"), comment);
-            node.name = name;
-            return node;
-        }
-        function updateJSDocSeeTag(node, tagName, name, comment) {
-            return node.tagName !== tagName
-                || node.name !== name
-                || node.comment !== comment
-                ? update(createJSDocSeeTag(tagName, name, comment), node)
-                : node;
-        }
-        function createJSDocNameReference(name) {
-            var node = createBaseNode(302);
-            node.name = name;
-            return node;
-        }
-        function updateJSDocNameReference(node, name) {
-            return node.name !== name
-                ? update(createJSDocNameReference(name), node)
-                : node;
-        }
-        function updateJSDocImplementsTag(node, tagName, className, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.class !== className
-                || node.comment !== comment
-                ? update(createJSDocImplementsTag(tagName, className, comment), node)
-                : node;
-        }
-        function createJSDocSimpleTagWorker(kind, tagName, comment) {
-            var node = createBaseJSDocTag(kind, tagName !== null && tagName !== void 0 ? tagName : createIdentifier(getDefaultTagNameForKind(kind)), comment);
-            return node;
-        }
-        function updateJSDocSimpleTagWorker(kind, node, tagName, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.comment !== comment
-                ? update(createJSDocSimpleTagWorker(kind, tagName, comment), node) :
-                node;
-        }
-        function createJSDocTypeLikeTagWorker(kind, tagName, typeExpression, comment) {
-            var node = createBaseJSDocTag(kind, tagName !== null && tagName !== void 0 ? tagName : createIdentifier(getDefaultTagNameForKind(kind)), comment);
-            node.typeExpression = typeExpression;
-            return node;
-        }
-        function updateJSDocTypeLikeTagWorker(kind, node, tagName, typeExpression, comment) {
-            if (tagName === void 0) { tagName = getDefaultTagName(node); }
-            return node.tagName !== tagName
-                || node.typeExpression !== typeExpression
-                || node.comment !== comment
-                ? update(createJSDocTypeLikeTagWorker(kind, tagName, typeExpression, comment), node)
-                : node;
-        }
-        function createJSDocUnknownTag(tagName, comment) {
-            var node = createBaseJSDocTag(314, tagName, comment);
-            return node;
-        }
-        function updateJSDocUnknownTag(node, tagName, comment) {
-            return node.tagName !== tagName
-                || node.comment !== comment
-                ? update(createJSDocUnknownTag(tagName, comment), node)
-                : node;
-        }
-        function createJSDocComment(comment, tags) {
-            var node = createBaseNode(311);
-            node.comment = comment;
-            node.tags = asNodeArray(tags);
-            return node;
-        }
-        function updateJSDocComment(node, comment, tags) {
-            return node.comment !== comment
-                || node.tags !== tags
-                ? update(createJSDocComment(comment, tags), node)
-                : node;
-        }
-        function createJsxElement(openingElement, children, closingElement) {
-            var node = createBaseNode(273);
-            node.openingElement = openingElement;
-            node.children = createNodeArray(children);
-            node.closingElement = closingElement;
-            node.transformFlags |=
-                propagateChildFlags(node.openingElement) |
-                    propagateChildrenFlags(node.children) |
-                    propagateChildFlags(node.closingElement) |
-                    2;
-            return node;
-        }
-        function updateJsxElement(node, openingElement, children, closingElement) {
-            return node.openingElement !== openingElement
-                || node.children !== children
-                || node.closingElement !== closingElement
-                ? update(createJsxElement(openingElement, children, closingElement), node)
-                : node;
-        }
-        function createJsxSelfClosingElement(tagName, typeArguments, attributes) {
-            var node = createBaseNode(274);
-            node.tagName = tagName;
-            node.typeArguments = asNodeArray(typeArguments);
-            node.attributes = attributes;
-            node.transformFlags |=
-                propagateChildFlags(node.tagName) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    propagateChildFlags(node.attributes) |
-                    2;
-            if (node.typeArguments) {
-                node.transformFlags |= 1;
-            }
-            return node;
-        }
-        function updateJsxSelfClosingElement(node, tagName, typeArguments, attributes) {
-            return node.tagName !== tagName
-                || node.typeArguments !== typeArguments
-                || node.attributes !== attributes
-                ? update(createJsxSelfClosingElement(tagName, typeArguments, attributes), node)
-                : node;
-        }
-        function createJsxOpeningElement(tagName, typeArguments, attributes) {
-            var node = createBaseNode(275);
-            node.tagName = tagName;
-            node.typeArguments = asNodeArray(typeArguments);
-            node.attributes = attributes;
-            node.transformFlags |=
-                propagateChildFlags(node.tagName) |
-                    propagateChildrenFlags(node.typeArguments) |
-                    propagateChildFlags(node.attributes) |
-                    2;
-            if (typeArguments) {
-                node.transformFlags |= 1;
-            }
-            return node;
-        }
-        function updateJsxOpeningElement(node, tagName, typeArguments, attributes) {
-            return node.tagName !== tagName
-                || node.typeArguments !== typeArguments
-                || node.attributes !== attributes
-                ? update(createJsxOpeningElement(tagName, typeArguments, attributes), node)
-                : node;
-        }
-        function createJsxClosingElement(tagName) {
-            var node = createBaseNode(276);
-            node.tagName = tagName;
-            node.transformFlags |=
-                propagateChildFlags(node.tagName) |
-                    2;
-            return node;
-        }
-        function updateJsxClosingElement(node, tagName) {
-            return node.tagName !== tagName
-                ? update(createJsxClosingElement(tagName), node)
-                : node;
-        }
-        function createJsxFragment(openingFragment, children, closingFragment) {
-            var node = createBaseNode(277);
-            node.openingFragment = openingFragment;
-            node.children = createNodeArray(children);
-            node.closingFragment = closingFragment;
-            node.transformFlags |=
-                propagateChildFlags(node.openingFragment) |
-                    propagateChildrenFlags(node.children) |
-                    propagateChildFlags(node.closingFragment) |
-                    2;
-            return node;
-        }
-        function updateJsxFragment(node, openingFragment, children, closingFragment) {
-            return node.openingFragment !== openingFragment
-                || node.children !== children
-                || node.closingFragment !== closingFragment
-                ? update(createJsxFragment(openingFragment, children, closingFragment), node)
-                : node;
-        }
-        function createJsxText(text, containsOnlyTriviaWhiteSpaces) {
-            var node = createBaseNode(11);
-            node.text = text;
-            node.containsOnlyTriviaWhiteSpaces = !!containsOnlyTriviaWhiteSpaces;
-            node.transformFlags |= 2;
-            return node;
-        }
-        function updateJsxText(node, text, containsOnlyTriviaWhiteSpaces) {
-            return node.text !== text
-                || node.containsOnlyTriviaWhiteSpaces !== containsOnlyTriviaWhiteSpaces
-                ? update(createJsxText(text, containsOnlyTriviaWhiteSpaces), node)
-                : node;
-        }
-        function createJsxOpeningFragment() {
-            var node = createBaseNode(278);
-            node.transformFlags |= 2;
-            return node;
-        }
-        function createJsxJsxClosingFragment() {
-            var node = createBaseNode(279);
-            node.transformFlags |= 2;
-            return node;
-        }
-        function createJsxAttribute(name, initializer) {
-            var node = createBaseNode(280);
-            node.name = name;
-            node.initializer = initializer;
-            node.transformFlags |=
-                propagateChildFlags(node.name) |
-                    propagateChildFlags(node.initializer) |
-                    2;
-            return node;
-        }
-        function updateJsxAttribute(node, name, initializer) {
-            return node.name !== name
-                || node.initializer !== initializer
-                ? update(createJsxAttribute(name, initializer), node)
-                : node;
-        }
-        function createJsxAttributes(properties) {
-            var node = createBaseNode(281);
-            node.properties = createNodeArray(properties);
-            node.transformFlags |=
-                propagateChildrenFlags(node.properties) |
-                    2;
-            return node;
-        }
-        function updateJsxAttributes(node, properties) {
-            return node.properties !== properties
-                ? update(createJsxAttributes(properties), node)
-                : node;
-        }
-        function createJsxSpreadAttribute(expression) {
-            var node = createBaseNode(282);
-            node.expression = expression;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    2;
-            return node;
-        }
-        function updateJsxSpreadAttribute(node, expression) {
-            return node.expression !== expression
-                ? update(createJsxSpreadAttribute(expression), node)
-                : node;
-        }
-        function createJsxExpression(dotDotDotToken, expression) {
-            var node = createBaseNode(283);
-            node.dotDotDotToken = dotDotDotToken;
-            node.expression = expression;
-            node.transformFlags |=
-                propagateChildFlags(node.dotDotDotToken) |
-                    propagateChildFlags(node.expression) |
-                    2;
-            return node;
-        }
-        function updateJsxExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createJsxExpression(node.dotDotDotToken, expression), node)
-                : node;
-        }
-        function createCaseClause(expression, statements) {
-            var node = createBaseNode(284);
-            node.expression = parenthesizerRules().parenthesizeExpressionForDisallowedComma(expression);
-            node.statements = createNodeArray(statements);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildrenFlags(node.statements);
-            return node;
-        }
-        function updateCaseClause(node, expression, statements) {
-            return node.expression !== expression
-                || node.statements !== statements
-                ? update(createCaseClause(expression, statements), node)
-                : node;
-        }
-        function createDefaultClause(statements) {
-            var node = createBaseNode(285);
-            node.statements = createNodeArray(statements);
-            node.transformFlags = propagateChildrenFlags(node.statements);
-            return node;
-        }
-        function updateDefaultClause(node, statements) {
-            return node.statements !== statements
-                ? update(createDefaultClause(statements), node)
-                : node;
-        }
-        function createHeritageClause(token, types) {
-            var node = createBaseNode(286);
-            node.token = token;
-            node.types = createNodeArray(types);
-            node.transformFlags |= propagateChildrenFlags(node.types);
-            switch (token) {
-                case 93:
-                    node.transformFlags |= 256;
-                    break;
-                case 116:
-                    node.transformFlags |= 1;
-                    break;
-                default:
-                    return ts.Debug.assertNever(token);
-            }
-            return node;
-        }
-        function updateHeritageClause(node, types) {
-            return node.types !== types
-                ? update(createHeritageClause(node.token, types), node)
-                : node;
-        }
-        function createCatchClause(variableDeclaration, block) {
-            var node = createBaseNode(287);
-            variableDeclaration = !ts.isString(variableDeclaration) ? variableDeclaration : createVariableDeclaration(variableDeclaration, undefined, undefined, undefined);
-            node.variableDeclaration = variableDeclaration;
-            node.block = block;
-            node.transformFlags |=
-                propagateChildFlags(node.variableDeclaration) |
-                    propagateChildFlags(node.block);
-            if (!variableDeclaration)
-                node.transformFlags |= 16;
-            return node;
-        }
-        function updateCatchClause(node, variableDeclaration, block) {
-            return node.variableDeclaration !== variableDeclaration
-                || node.block !== block
-                ? update(createCatchClause(variableDeclaration, block), node)
-                : node;
-        }
-        function createPropertyAssignment(name, initializer) {
-            var node = createBaseNamedDeclaration(288, undefined, undefined, name);
-            node.initializer = parenthesizerRules().parenthesizeExpressionForDisallowedComma(initializer);
-            node.transformFlags |=
-                propagateChildFlags(node.name) |
-                    propagateChildFlags(node.initializer);
-            return node;
-        }
-        function finishUpdatePropertyAssignment(updated, original) {
-            if (original.decorators)
-                updated.decorators = original.decorators;
-            if (original.modifiers)
-                updated.modifiers = original.modifiers;
-            if (original.questionToken)
-                updated.questionToken = original.questionToken;
-            if (original.exclamationToken)
-                updated.exclamationToken = original.exclamationToken;
-            return update(updated, original);
-        }
-        function updatePropertyAssignment(node, name, initializer) {
-            return node.name !== name
-                || node.initializer !== initializer
-                ? finishUpdatePropertyAssignment(createPropertyAssignment(name, initializer), node)
-                : node;
-        }
-        function createShorthandPropertyAssignment(name, objectAssignmentInitializer) {
-            var node = createBaseNamedDeclaration(289, undefined, undefined, name);
-            node.objectAssignmentInitializer = objectAssignmentInitializer && parenthesizerRules().parenthesizeExpressionForDisallowedComma(objectAssignmentInitializer);
-            node.transformFlags |=
-                propagateChildFlags(node.objectAssignmentInitializer) |
-                    256;
-            return node;
-        }
-        function finishUpdateShorthandPropertyAssignment(updated, original) {
-            if (original.decorators)
-                updated.decorators = original.decorators;
-            if (original.modifiers)
-                updated.modifiers = original.modifiers;
-            if (original.equalsToken)
-                updated.equalsToken = original.equalsToken;
-            if (original.questionToken)
-                updated.questionToken = original.questionToken;
-            if (original.exclamationToken)
-                updated.exclamationToken = original.exclamationToken;
-            return update(updated, original);
-        }
-        function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) {
-            return node.name !== name
-                || node.objectAssignmentInitializer !== objectAssignmentInitializer
-                ? finishUpdateShorthandPropertyAssignment(createShorthandPropertyAssignment(name, objectAssignmentInitializer), node)
-                : node;
-        }
-        function createSpreadAssignment(expression) {
-            var node = createBaseNode(290);
-            node.expression = parenthesizerRules().parenthesizeExpressionForDisallowedComma(expression);
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    32 |
-                    16384;
-            return node;
-        }
-        function updateSpreadAssignment(node, expression) {
-            return node.expression !== expression
-                ? update(createSpreadAssignment(expression), node)
-                : node;
-        }
-        function createEnumMember(name, initializer) {
-            var node = createBaseNode(291);
-            node.name = asName(name);
-            node.initializer = initializer && parenthesizerRules().parenthesizeExpressionForDisallowedComma(initializer);
-            node.transformFlags |=
-                propagateChildFlags(node.name) |
-                    propagateChildFlags(node.initializer) |
-                    1;
-            return node;
-        }
-        function updateEnumMember(node, name, initializer) {
-            return node.name !== name
-                || node.initializer !== initializer
-                ? update(createEnumMember(name, initializer), node)
-                : node;
-        }
-        function createSourceFile(statements, endOfFileToken, flags) {
-            var node = baseFactory.createBaseSourceFileNode(297);
-            node.statements = createNodeArray(statements);
-            node.endOfFileToken = endOfFileToken;
-            node.flags |= flags;
-            node.fileName = "";
-            node.text = "";
-            node.languageVersion = 0;
-            node.languageVariant = 0;
-            node.scriptKind = 0;
-            node.isDeclarationFile = false;
-            node.hasNoDefaultLib = false;
-            node.transformFlags |=
-                propagateChildrenFlags(node.statements) |
-                    propagateChildFlags(node.endOfFileToken);
-            return node;
-        }
-        function cloneSourceFileWithChanges(source, statements, isDeclarationFile, referencedFiles, typeReferences, hasNoDefaultLib, libReferences) {
-            var node = baseFactory.createBaseSourceFileNode(297);
-            for (var p in source) {
-                if (p === "emitNode" || ts.hasProperty(node, p) || !ts.hasProperty(source, p))
-                    continue;
-                node[p] = source[p];
-            }
-            node.flags |= source.flags;
-            node.statements = createNodeArray(statements);
-            node.endOfFileToken = source.endOfFileToken;
-            node.isDeclarationFile = isDeclarationFile;
-            node.referencedFiles = referencedFiles;
-            node.typeReferenceDirectives = typeReferences;
-            node.hasNoDefaultLib = hasNoDefaultLib;
-            node.libReferenceDirectives = libReferences;
-            node.transformFlags =
-                propagateChildrenFlags(node.statements) |
-                    propagateChildFlags(node.endOfFileToken);
-            return node;
-        }
-        function updateSourceFile(node, statements, isDeclarationFile, referencedFiles, typeReferenceDirectives, hasNoDefaultLib, libReferenceDirectives) {
-            if (isDeclarationFile === void 0) { isDeclarationFile = node.isDeclarationFile; }
-            if (referencedFiles === void 0) { referencedFiles = node.referencedFiles; }
-            if (typeReferenceDirectives === void 0) { typeReferenceDirectives = node.typeReferenceDirectives; }
-            if (hasNoDefaultLib === void 0) { hasNoDefaultLib = node.hasNoDefaultLib; }
-            if (libReferenceDirectives === void 0) { libReferenceDirectives = node.libReferenceDirectives; }
-            return node.statements !== statements
-                || node.isDeclarationFile !== isDeclarationFile
-                || node.referencedFiles !== referencedFiles
-                || node.typeReferenceDirectives !== typeReferenceDirectives
-                || node.hasNoDefaultLib !== hasNoDefaultLib
-                || node.libReferenceDirectives !== libReferenceDirectives
-                ? update(cloneSourceFileWithChanges(node, statements, isDeclarationFile, referencedFiles, typeReferenceDirectives, hasNoDefaultLib, libReferenceDirectives), node)
-                : node;
-        }
-        function createBundle(sourceFiles, prepends) {
-            if (prepends === void 0) { prepends = ts.emptyArray; }
-            var node = createBaseNode(298);
-            node.prepends = prepends;
-            node.sourceFiles = sourceFiles;
-            return node;
-        }
-        function updateBundle(node, sourceFiles, prepends) {
-            if (prepends === void 0) { prepends = ts.emptyArray; }
-            return node.sourceFiles !== sourceFiles
-                || node.prepends !== prepends
-                ? update(createBundle(sourceFiles, prepends), node)
-                : node;
-        }
-        function createUnparsedSource(prologues, syntheticReferences, texts) {
-            var node = createBaseNode(299);
-            node.prologues = prologues;
-            node.syntheticReferences = syntheticReferences;
-            node.texts = texts;
-            node.fileName = "";
-            node.text = "";
-            node.referencedFiles = ts.emptyArray;
-            node.libReferenceDirectives = ts.emptyArray;
-            node.getLineAndCharacterOfPosition = function (pos) { return ts.getLineAndCharacterOfPosition(node, pos); };
-            return node;
-        }
-        function createBaseUnparsedNode(kind, data) {
-            var node = createBaseNode(kind);
-            node.data = data;
-            return node;
-        }
-        function createUnparsedPrologue(data) {
-            return createBaseUnparsedNode(292, data);
-        }
-        function createUnparsedPrepend(data, texts) {
-            var node = createBaseUnparsedNode(293, data);
-            node.texts = texts;
-            return node;
-        }
-        function createUnparsedTextLike(data, internal) {
-            return createBaseUnparsedNode(internal ? 295 : 294, data);
-        }
-        function createUnparsedSyntheticReference(section) {
-            var node = createBaseNode(296);
-            node.data = section.data;
-            node.section = section;
-            return node;
-        }
-        function createInputFiles() {
-            var node = createBaseNode(300);
-            node.javascriptText = "";
-            node.declarationText = "";
-            return node;
-        }
-        function createSyntheticExpression(type, isSpread, tupleNameSource) {
-            if (isSpread === void 0) { isSpread = false; }
-            var node = createBaseNode(227);
-            node.type = type;
-            node.isSpread = isSpread;
-            node.tupleNameSource = tupleNameSource;
-            return node;
-        }
-        function createSyntaxList(children) {
-            var node = createBaseNode(334);
-            node._children = children;
-            return node;
-        }
-        function createNotEmittedStatement(original) {
-            var node = createBaseNode(335);
-            node.original = original;
-            ts.setTextRange(node, original);
-            return node;
-        }
-        function createPartiallyEmittedExpression(expression, original) {
-            var node = createBaseNode(336);
-            node.expression = expression;
-            node.original = original;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    1;
-            ts.setTextRange(node, original);
-            return node;
-        }
-        function updatePartiallyEmittedExpression(node, expression) {
-            return node.expression !== expression
-                ? update(createPartiallyEmittedExpression(expression, node.original), node)
-                : node;
-        }
-        function flattenCommaElements(node) {
-            if (ts.nodeIsSynthesized(node) && !ts.isParseTreeNode(node) && !node.original && !node.emitNode && !node.id) {
-                if (ts.isCommaListExpression(node)) {
-                    return node.elements;
-                }
-                if (ts.isBinaryExpression(node) && ts.isCommaToken(node.operatorToken)) {
-                    return [node.left, node.right];
-                }
-            }
-            return node;
-        }
-        function createCommaListExpression(elements) {
-            var node = createBaseNode(337);
-            node.elements = createNodeArray(ts.sameFlatMap(elements, flattenCommaElements));
-            node.transformFlags |= propagateChildrenFlags(node.elements);
-            return node;
-        }
-        function updateCommaListExpression(node, elements) {
-            return node.elements !== elements
-                ? update(createCommaListExpression(elements), node)
-                : node;
-        }
-        function createEndOfDeclarationMarker(original) {
-            var node = createBaseNode(339);
-            node.emitNode = {};
-            node.original = original;
-            return node;
-        }
-        function createMergeDeclarationMarker(original) {
-            var node = createBaseNode(338);
-            node.emitNode = {};
-            node.original = original;
-            return node;
-        }
-        function createSyntheticReferenceExpression(expression, thisArg) {
-            var node = createBaseNode(340);
-            node.expression = expression;
-            node.thisArg = thisArg;
-            node.transformFlags |=
-                propagateChildFlags(node.expression) |
-                    propagateChildFlags(node.thisArg);
-            return node;
-        }
-        function updateSyntheticReferenceExpression(node, expression, thisArg) {
-            return node.expression !== expression
-                || node.thisArg !== thisArg
-                ? update(createSyntheticReferenceExpression(expression, thisArg), node)
-                : node;
-        }
-        function cloneNode(node) {
-            if (node === undefined) {
-                return node;
-            }
-            var clone = ts.isSourceFile(node) ? baseFactory.createBaseSourceFileNode(297) :
-                ts.isIdentifier(node) ? baseFactory.createBaseIdentifierNode(78) :
-                    ts.isPrivateIdentifier(node) ? baseFactory.createBasePrivateIdentifierNode(79) :
-                        !ts.isNodeKind(node.kind) ? baseFactory.createBaseTokenNode(node.kind) :
-                            baseFactory.createBaseNode(node.kind);
-            clone.flags |= (node.flags & ~8);
-            clone.transformFlags = node.transformFlags;
-            setOriginalNode(clone, node);
-            for (var key in node) {
-                if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) {
-                    continue;
-                }
-                clone[key] = node[key];
-            }
-            return clone;
-        }
-        function createImmediatelyInvokedFunctionExpression(statements, param, paramValue) {
-            return createCallExpression(createFunctionExpression(undefined, undefined, undefined, undefined, param ? [param] : [], undefined, createBlock(statements, true)), undefined, paramValue ? [paramValue] : []);
-        }
-        function createImmediatelyInvokedArrowFunction(statements, param, paramValue) {
-            return createCallExpression(createArrowFunction(undefined, undefined, param ? [param] : [], undefined, undefined, createBlock(statements, true)), undefined, paramValue ? [paramValue] : []);
-        }
-        function createVoidZero() {
-            return createVoidExpression(createNumericLiteral("0"));
-        }
-        function createExportDefault(expression) {
-            return createExportAssignment(undefined, undefined, false, expression);
-        }
-        function createExternalModuleExport(exportName) {
-            return createExportDeclaration(undefined, undefined, false, createNamedExports([
-                createExportSpecifier(undefined, exportName)
-            ]));
-        }
-        function createTypeCheck(value, tag) {
-            return tag === "undefined"
-                ? factory.createStrictEquality(value, createVoidZero())
-                : factory.createStrictEquality(createTypeOfExpression(value), createStringLiteral(tag));
-        }
-        function createMethodCall(object, methodName, argumentsList) {
-            return createCallExpression(createPropertyAccessExpression(object, methodName), undefined, argumentsList);
-        }
-        function createFunctionBindCall(target, thisArg, argumentsList) {
-            return createMethodCall(target, "bind", __spreadArrays([thisArg], argumentsList));
-        }
-        function createFunctionCallCall(target, thisArg, argumentsList) {
-            return createMethodCall(target, "call", __spreadArrays([thisArg], argumentsList));
-        }
-        function createFunctionApplyCall(target, thisArg, argumentsExpression) {
-            return createMethodCall(target, "apply", [thisArg, argumentsExpression]);
-        }
-        function createGlobalMethodCall(globalObjectName, methodName, argumentsList) {
-            return createMethodCall(createIdentifier(globalObjectName), methodName, argumentsList);
-        }
-        function createArraySliceCall(array, start) {
-            return createMethodCall(array, "slice", start === undefined ? [] : [asExpression(start)]);
-        }
-        function createArrayConcatCall(array, argumentsList) {
-            return createMethodCall(array, "concat", argumentsList);
-        }
-        function createObjectDefinePropertyCall(target, propertyName, attributes) {
-            return createGlobalMethodCall("Object", "defineProperty", [target, asExpression(propertyName), attributes]);
-        }
-        function tryAddPropertyAssignment(properties, propertyName, expression) {
-            if (expression) {
-                properties.push(createPropertyAssignment(propertyName, expression));
-                return true;
-            }
-            return false;
-        }
-        function createPropertyDescriptor(attributes, singleLine) {
-            var properties = [];
-            tryAddPropertyAssignment(properties, "enumerable", asExpression(attributes.enumerable));
-            tryAddPropertyAssignment(properties, "configurable", asExpression(attributes.configurable));
-            var isData = tryAddPropertyAssignment(properties, "writable", asExpression(attributes.writable));
-            isData = tryAddPropertyAssignment(properties, "value", attributes.value) || isData;
-            var isAccessor = tryAddPropertyAssignment(properties, "get", attributes.get);
-            isAccessor = tryAddPropertyAssignment(properties, "set", attributes.set) || isAccessor;
-            ts.Debug.assert(!(isData && isAccessor), "A PropertyDescriptor may not be both an accessor descriptor and a data descriptor.");
-            return createObjectLiteralExpression(properties, !singleLine);
-        }
-        function updateOuterExpression(outerExpression, expression) {
-            switch (outerExpression.kind) {
-                case 207: return updateParenthesizedExpression(outerExpression, expression);
-                case 206: return updateTypeAssertion(outerExpression, outerExpression.type, expression);
-                case 224: return updateAsExpression(outerExpression, expression, outerExpression.type);
-                case 225: return updateNonNullExpression(outerExpression, expression);
-                case 336: return updatePartiallyEmittedExpression(outerExpression, expression);
-            }
-        }
-        function isIgnorableParen(node) {
-            return ts.isParenthesizedExpression(node)
-                && ts.nodeIsSynthesized(node)
-                && ts.nodeIsSynthesized(ts.getSourceMapRange(node))
-                && ts.nodeIsSynthesized(ts.getCommentRange(node))
-                && !ts.some(ts.getSyntheticLeadingComments(node))
-                && !ts.some(ts.getSyntheticTrailingComments(node));
-        }
-        function restoreOuterExpressions(outerExpression, innerExpression, kinds) {
-            if (kinds === void 0) { kinds = 15; }
-            if (outerExpression && ts.isOuterExpression(outerExpression, kinds) && !isIgnorableParen(outerExpression)) {
-                return updateOuterExpression(outerExpression, restoreOuterExpressions(outerExpression.expression, innerExpression));
-            }
-            return innerExpression;
-        }
-        function restoreEnclosingLabel(node, outermostLabeledStatement, afterRestoreLabelCallback) {
-            if (!outermostLabeledStatement) {
-                return node;
-            }
-            var updated = updateLabeledStatement(outermostLabeledStatement, outermostLabeledStatement.label, ts.isLabeledStatement(outermostLabeledStatement.statement)
-                ? restoreEnclosingLabel(node, outermostLabeledStatement.statement)
-                : node);
-            if (afterRestoreLabelCallback) {
-                afterRestoreLabelCallback(outermostLabeledStatement);
-            }
-            return updated;
-        }
-        function shouldBeCapturedInTempVariable(node, cacheIdentifiers) {
-            var target = ts.skipParentheses(node);
-            switch (target.kind) {
-                case 78:
-                    return cacheIdentifiers;
-                case 107:
-                case 8:
-                case 9:
-                case 10:
-                    return false;
-                case 199:
-                    var elements = target.elements;
-                    if (elements.length === 0) {
-                        return false;
-                    }
-                    return true;
-                case 200:
-                    return target.properties.length > 0;
-                default:
-                    return true;
-            }
-        }
-        function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) {
-            if (cacheIdentifiers === void 0) { cacheIdentifiers = false; }
-            var callee = ts.skipOuterExpressions(expression, 15);
-            var thisArg;
-            var target;
-            if (ts.isSuperProperty(callee)) {
-                thisArg = createThis();
-                target = callee;
-            }
-            else if (ts.isSuperKeyword(callee)) {
-                thisArg = createThis();
-                target = languageVersion !== undefined && languageVersion < 2
-                    ? ts.setTextRange(createIdentifier("_super"), callee)
-                    : callee;
-            }
-            else if (ts.getEmitFlags(callee) & 4096) {
-                thisArg = createVoidZero();
-                target = parenthesizerRules().parenthesizeLeftSideOfAccess(callee);
-            }
-            else if (ts.isPropertyAccessExpression(callee)) {
-                if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) {
-                    thisArg = createTempVariable(recordTempVariable);
-                    target = createPropertyAccessExpression(ts.setTextRange(factory.createAssignment(thisArg, callee.expression), callee.expression), callee.name);
-                    ts.setTextRange(target, callee);
-                }
-                else {
-                    thisArg = callee.expression;
-                    target = callee;
-                }
-            }
-            else if (ts.isElementAccessExpression(callee)) {
-                if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) {
-                    thisArg = createTempVariable(recordTempVariable);
-                    target = createElementAccessExpression(ts.setTextRange(factory.createAssignment(thisArg, callee.expression), callee.expression), callee.argumentExpression);
-                    ts.setTextRange(target, callee);
-                }
-                else {
-                    thisArg = callee.expression;
-                    target = callee;
-                }
-            }
-            else {
-                thisArg = createVoidZero();
-                target = parenthesizerRules().parenthesizeLeftSideOfAccess(expression);
-            }
-            return { target: target, thisArg: thisArg };
-        }
-        function inlineExpressions(expressions) {
-            return expressions.length > 10
-                ? createCommaListExpression(expressions)
-                : ts.reduceLeft(expressions, factory.createComma);
-        }
-        function getName(node, allowComments, allowSourceMaps, emitFlags) {
-            if (emitFlags === void 0) { emitFlags = 0; }
-            var nodeName = ts.getNameOfDeclaration(node);
-            if (nodeName && ts.isIdentifier(nodeName) && !ts.isGeneratedIdentifier(nodeName)) {
-                var name = ts.setParent(ts.setTextRange(cloneNode(nodeName), nodeName), nodeName.parent);
-                emitFlags |= ts.getEmitFlags(nodeName);
-                if (!allowSourceMaps)
-                    emitFlags |= 48;
-                if (!allowComments)
-                    emitFlags |= 1536;
-                if (emitFlags)
-                    ts.setEmitFlags(name, emitFlags);
-                return name;
-            }
-            return getGeneratedNameForNode(node);
-        }
-        function getInternalName(node, allowComments, allowSourceMaps) {
-            return getName(node, allowComments, allowSourceMaps, 16384 | 32768);
-        }
-        function getLocalName(node, allowComments, allowSourceMaps) {
-            return getName(node, allowComments, allowSourceMaps, 16384);
-        }
-        function getExportName(node, allowComments, allowSourceMaps) {
-            return getName(node, allowComments, allowSourceMaps, 8192);
-        }
-        function getDeclarationName(node, allowComments, allowSourceMaps) {
-            return getName(node, allowComments, allowSourceMaps);
-        }
-        function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) {
-            var qualifiedName = createPropertyAccessExpression(ns, ts.nodeIsSynthesized(name) ? name : cloneNode(name));
-            ts.setTextRange(qualifiedName, name);
-            var emitFlags = 0;
-            if (!allowSourceMaps)
-                emitFlags |= 48;
-            if (!allowComments)
-                emitFlags |= 1536;
-            if (emitFlags)
-                ts.setEmitFlags(qualifiedName, emitFlags);
-            return qualifiedName;
-        }
-        function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) {
-            if (ns && ts.hasSyntacticModifier(node, 1)) {
-                return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps);
-            }
-            return getExportName(node, allowComments, allowSourceMaps);
-        }
-        function copyPrologue(source, target, ensureUseStrict, visitor) {
-            var offset = copyStandardPrologue(source, target, ensureUseStrict);
-            return copyCustomPrologue(source, target, offset, visitor);
-        }
-        function isUseStrictPrologue(node) {
-            return ts.isStringLiteral(node.expression) && node.expression.text === "use strict";
-        }
-        function createUseStrictPrologue() {
-            return ts.startOnNewLine(createExpressionStatement(createStringLiteral("use strict")));
-        }
-        function copyStandardPrologue(source, target, ensureUseStrict) {
-            ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array");
-            var foundUseStrict = false;
-            var statementOffset = 0;
-            var numStatements = source.length;
-            while (statementOffset < numStatements) {
-                var statement = source[statementOffset];
-                if (ts.isPrologueDirective(statement)) {
-                    if (isUseStrictPrologue(statement)) {
-                        foundUseStrict = true;
-                    }
-                    target.push(statement);
-                }
-                else {
-                    break;
-                }
-                statementOffset++;
-            }
-            if (ensureUseStrict && !foundUseStrict) {
-                target.push(createUseStrictPrologue());
-            }
-            return statementOffset;
-        }
-        function copyCustomPrologue(source, target, statementOffset, visitor, filter) {
-            if (filter === void 0) { filter = ts.returnTrue; }
-            var numStatements = source.length;
-            while (statementOffset !== undefined && statementOffset < numStatements) {
-                var statement = source[statementOffset];
-                if (ts.getEmitFlags(statement) & 1048576 && filter(statement)) {
-                    ts.append(target, visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement);
-                }
-                else {
-                    break;
-                }
-                statementOffset++;
-            }
-            return statementOffset;
-        }
-        function ensureUseStrict(statements) {
-            var foundUseStrict = ts.findUseStrictPrologue(statements);
-            if (!foundUseStrict) {
-                return ts.setTextRange(createNodeArray(__spreadArrays([createUseStrictPrologue()], statements)), statements);
-            }
-            return statements;
-        }
-        function liftToBlock(nodes) {
-            ts.Debug.assert(ts.every(nodes, ts.isStatementOrBlock), "Cannot lift nodes to a Block.");
-            return ts.singleOrUndefined(nodes) || createBlock(nodes);
-        }
-        function findSpanEnd(array, test, start) {
-            var i = start;
-            while (i < array.length && test(array[i])) {
-                i++;
-            }
-            return i;
-        }
-        function mergeLexicalEnvironment(statements, declarations) {
-            if (!ts.some(declarations)) {
-                return statements;
-            }
-            var leftStandardPrologueEnd = findSpanEnd(statements, ts.isPrologueDirective, 0);
-            var leftHoistedFunctionsEnd = findSpanEnd(statements, ts.isHoistedFunction, leftStandardPrologueEnd);
-            var leftHoistedVariablesEnd = findSpanEnd(statements, ts.isHoistedVariableStatement, leftHoistedFunctionsEnd);
-            var rightStandardPrologueEnd = findSpanEnd(declarations, ts.isPrologueDirective, 0);
-            var rightHoistedFunctionsEnd = findSpanEnd(declarations, ts.isHoistedFunction, rightStandardPrologueEnd);
-            var rightHoistedVariablesEnd = findSpanEnd(declarations, ts.isHoistedVariableStatement, rightHoistedFunctionsEnd);
-            var rightCustomPrologueEnd = findSpanEnd(declarations, ts.isCustomPrologue, rightHoistedVariablesEnd);
-            ts.Debug.assert(rightCustomPrologueEnd === declarations.length, "Expected declarations to be valid standard or custom prologues");
-            var left = ts.isNodeArray(statements) ? statements.slice() : statements;
-            if (rightCustomPrologueEnd > rightHoistedVariablesEnd) {
-                left.splice.apply(left, __spreadArrays([leftHoistedVariablesEnd, 0], declarations.slice(rightHoistedVariablesEnd, rightCustomPrologueEnd)));
-            }
-            if (rightHoistedVariablesEnd > rightHoistedFunctionsEnd) {
-                left.splice.apply(left, __spreadArrays([leftHoistedFunctionsEnd, 0], declarations.slice(rightHoistedFunctionsEnd, rightHoistedVariablesEnd)));
-            }
-            if (rightHoistedFunctionsEnd > rightStandardPrologueEnd) {
-                left.splice.apply(left, __spreadArrays([leftStandardPrologueEnd, 0], declarations.slice(rightStandardPrologueEnd, rightHoistedFunctionsEnd)));
-            }
-            if (rightStandardPrologueEnd > 0) {
-                if (leftStandardPrologueEnd === 0) {
-                    left.splice.apply(left, __spreadArrays([0, 0], declarations.slice(0, rightStandardPrologueEnd)));
-                }
-                else {
-                    var leftPrologues = new ts.Map();
-                    for (var i = 0; i < leftStandardPrologueEnd; i++) {
-                        var leftPrologue = statements[i];
-                        leftPrologues.set(leftPrologue.expression.text, true);
-                    }
-                    for (var i = rightStandardPrologueEnd - 1; i >= 0; i--) {
-                        var rightPrologue = declarations[i];
-                        if (!leftPrologues.has(rightPrologue.expression.text)) {
-                            left.unshift(rightPrologue);
-                        }
-                    }
-                }
-            }
-            if (ts.isNodeArray(statements)) {
-                return ts.setTextRange(createNodeArray(left, statements.hasTrailingComma), statements);
-            }
-            return statements;
-        }
-        function updateModifiers(node, modifiers) {
-            var _a;
-            if (typeof modifiers === "number") {
-                modifiers = createModifiersFromModifierFlags(modifiers);
-            }
-            return ts.isParameter(node) ? updateParameterDeclaration(node, node.decorators, modifiers, node.dotDotDotToken, node.name, node.questionToken, node.type, node.initializer) :
-                ts.isPropertySignature(node) ? updatePropertySignature(node, modifiers, node.name, node.questionToken, node.type) :
-                    ts.isPropertyDeclaration(node) ? updatePropertyDeclaration(node, node.decorators, modifiers, node.name, (_a = node.questionToken) !== null && _a !== void 0 ? _a : node.exclamationToken, node.type, node.initializer) :
-                        ts.isMethodSignature(node) ? updateMethodSignature(node, modifiers, node.name, node.questionToken, node.typeParameters, node.parameters, node.type) :
-                            ts.isMethodDeclaration(node) ? updateMethodDeclaration(node, node.decorators, modifiers, node.asteriskToken, node.name, node.questionToken, node.typeParameters, node.parameters, node.type, node.body) :
-                                ts.isConstructorDeclaration(node) ? updateConstructorDeclaration(node, node.decorators, modifiers, node.parameters, node.body) :
-                                    ts.isGetAccessorDeclaration(node) ? updateGetAccessorDeclaration(node, node.decorators, modifiers, node.name, node.parameters, node.type, node.body) :
-                                        ts.isSetAccessorDeclaration(node) ? updateSetAccessorDeclaration(node, node.decorators, modifiers, node.name, node.parameters, node.body) :
-                                            ts.isIndexSignatureDeclaration(node) ? updateIndexSignature(node, node.decorators, modifiers, node.parameters, node.type) :
-                                                ts.isFunctionExpression(node) ? updateFunctionExpression(node, modifiers, node.asteriskToken, node.name, node.typeParameters, node.parameters, node.type, node.body) :
-                                                    ts.isArrowFunction(node) ? updateArrowFunction(node, modifiers, node.typeParameters, node.parameters, node.type, node.equalsGreaterThanToken, node.body) :
-                                                        ts.isClassExpression(node) ? updateClassExpression(node, node.decorators, modifiers, node.name, node.typeParameters, node.heritageClauses, node.members) :
-                                                            ts.isVariableStatement(node) ? updateVariableStatement(node, modifiers, node.declarationList) :
-                                                                ts.isFunctionDeclaration(node) ? updateFunctionDeclaration(node, node.decorators, modifiers, node.asteriskToken, node.name, node.typeParameters, node.parameters, node.type, node.body) :
-                                                                    ts.isClassDeclaration(node) ? updateClassDeclaration(node, node.decorators, modifiers, node.name, node.typeParameters, node.heritageClauses, node.members) :
-                                                                        ts.isInterfaceDeclaration(node) ? updateInterfaceDeclaration(node, node.decorators, modifiers, node.name, node.typeParameters, node.heritageClauses, node.members) :
-                                                                            ts.isTypeAliasDeclaration(node) ? updateTypeAliasDeclaration(node, node.decorators, modifiers, node.name, node.typeParameters, node.type) :
-                                                                                ts.isEnumDeclaration(node) ? updateEnumDeclaration(node, node.decorators, modifiers, node.name, node.members) :
-                                                                                    ts.isModuleDeclaration(node) ? updateModuleDeclaration(node, node.decorators, modifiers, node.name, node.body) :
-                                                                                        ts.isImportEqualsDeclaration(node) ? updateImportEqualsDeclaration(node, node.decorators, modifiers, node.name, node.moduleReference) :
-                                                                                            ts.isImportDeclaration(node) ? updateImportDeclaration(node, node.decorators, modifiers, node.importClause, node.moduleSpecifier) :
-                                                                                                ts.isExportAssignment(node) ? updateExportAssignment(node, node.decorators, modifiers, node.expression) :
-                                                                                                    ts.isExportDeclaration(node) ? updateExportDeclaration(node, node.decorators, modifiers, node.isTypeOnly, node.exportClause, node.moduleSpecifier) :
-                                                                                                        ts.Debug.assertNever(node);
-        }
-        function asNodeArray(array) {
-            return array ? createNodeArray(array) : undefined;
-        }
-        function asName(name) {
-            return typeof name === "string" ? createIdentifier(name) :
-                name;
-        }
-        function asExpression(value) {
-            return typeof value === "string" ? createStringLiteral(value) :
-                typeof value === "number" ? createNumericLiteral(value) :
-                    typeof value === "boolean" ? value ? createTrue() : createFalse() :
-                        value;
-        }
-        function asToken(value) {
-            return typeof value === "number" ? createToken(value) : value;
-        }
-        function asEmbeddedStatement(statement) {
-            return statement && ts.isNotEmittedStatement(statement) ? ts.setTextRange(setOriginalNode(createEmptyStatement(), statement), statement) : statement;
-        }
-    }
-    ts.createNodeFactory = createNodeFactory;
-    function updateWithoutOriginal(updated, original) {
-        if (updated !== original) {
-            ts.setTextRange(updated, original);
-        }
-        return updated;
-    }
-    function updateWithOriginal(updated, original) {
-        if (updated !== original) {
-            setOriginalNode(updated, original);
-            ts.setTextRange(updated, original);
-        }
-        return updated;
-    }
-    function getDefaultTagNameForKind(kind) {
-        switch (kind) {
-            case 329: return "type";
-            case 327: return "returns";
-            case 328: return "this";
-            case 325: return "enum";
-            case 317: return "author";
-            case 319: return "class";
-            case 320: return "public";
-            case 321: return "private";
-            case 322: return "protected";
-            case 323: return "readonly";
-            case 330: return "template";
-            case 331: return "typedef";
-            case 326: return "param";
-            case 333: return "prop";
-            case 324: return "callback";
-            case 315: return "augments";
-            case 316: return "implements";
-            default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
-        }
-    }
-    var rawTextScanner;
-    var invalidValueSentinel = {};
-    function getCookedText(kind, rawText) {
-        if (!rawTextScanner) {
-            rawTextScanner = ts.createScanner(99, false, 0);
-        }
-        switch (kind) {
-            case 14:
-                rawTextScanner.setText("`" + rawText + "`");
-                break;
-            case 15:
-                rawTextScanner.setText("`" + rawText + "${");
-                break;
-            case 16:
-                rawTextScanner.setText("}" + rawText + "${");
-                break;
-            case 17:
-                rawTextScanner.setText("}" + rawText + "`");
-                break;
-        }
-        var token = rawTextScanner.scan();
-        if (token === 23) {
-            token = rawTextScanner.reScanTemplateToken(false);
-        }
-        if (rawTextScanner.isUnterminated()) {
-            rawTextScanner.setText(undefined);
-            return invalidValueSentinel;
-        }
-        var tokenValue;
-        switch (token) {
-            case 14:
-            case 15:
-            case 16:
-            case 17:
-                tokenValue = rawTextScanner.getTokenValue();
-                break;
-        }
-        if (tokenValue === undefined || rawTextScanner.scan() !== 1) {
-            rawTextScanner.setText(undefined);
-            return invalidValueSentinel;
-        }
-        rawTextScanner.setText(undefined);
-        return tokenValue;
-    }
-    function propagateIdentifierNameFlags(node) {
-        return propagateChildFlags(node) & ~8388608;
-    }
-    function propagatePropertyNameFlagsOfChild(node, transformFlags) {
-        return transformFlags | (node.transformFlags & 4096);
-    }
-    function propagateChildFlags(child) {
-        if (!child)
-            return 0;
-        var childFlags = child.transformFlags & ~getTransformFlagsSubtreeExclusions(child.kind);
-        return ts.isNamedDeclaration(child) && ts.isPropertyName(child.name) ? propagatePropertyNameFlagsOfChild(child.name, childFlags) : childFlags;
-    }
-    function propagateChildrenFlags(children) {
-        return children ? children.transformFlags : 0;
-    }
-    function aggregateChildrenFlags(children) {
-        var subtreeFlags = 0;
-        for (var _i = 0, children_2 = children; _i < children_2.length; _i++) {
-            var child = children_2[_i];
-            subtreeFlags |= propagateChildFlags(child);
-        }
-        children.transformFlags = subtreeFlags;
-    }
-    function getTransformFlagsSubtreeExclusions(kind) {
-        if (kind >= 172 && kind <= 195) {
-            return -2;
-        }
-        switch (kind) {
-            case 203:
-            case 204:
-            case 199:
-                return 536879104;
-            case 256:
-                return 546379776;
-            case 160:
-                return 536870912;
-            case 209:
-                return 547309568;
-            case 208:
-            case 251:
-                return 547313664;
-            case 250:
-                return 537018368;
-            case 252:
-            case 221:
-                return 536905728;
-            case 166:
-                return 547311616;
-            case 163:
-                return 536875008;
-            case 165:
-            case 167:
-            case 168:
-                return 538923008;
-            case 128:
-            case 144:
-            case 155:
-            case 141:
-            case 147:
-            case 145:
-            case 131:
-            case 148:
-            case 113:
-            case 159:
-            case 162:
-            case 164:
-            case 169:
-            case 170:
-            case 171:
-            case 253:
-            case 254:
-                return -2;
-            case 200:
-                return 536922112;
-            case 287:
-                return 536887296;
-            case 196:
-            case 197:
-                return 536879104;
-            case 206:
-            case 224:
-            case 336:
-            case 207:
-            case 105:
-                return 536870912;
-            case 201:
-            case 202:
-                return 536870912;
-            default:
-                return 536870912;
-        }
-    }
-    ts.getTransformFlagsSubtreeExclusions = getTransformFlagsSubtreeExclusions;
-    var baseFactory = ts.createBaseNodeFactory();
-    function makeSynthetic(node) {
-        node.flags |= 8;
-        return node;
-    }
-    var syntheticFactory = {
-        createBaseSourceFileNode: function (kind) { return makeSynthetic(baseFactory.createBaseSourceFileNode(kind)); },
-        createBaseIdentifierNode: function (kind) { return makeSynthetic(baseFactory.createBaseIdentifierNode(kind)); },
-        createBasePrivateIdentifierNode: function (kind) { return makeSynthetic(baseFactory.createBasePrivateIdentifierNode(kind)); },
-        createBaseTokenNode: function (kind) { return makeSynthetic(baseFactory.createBaseTokenNode(kind)); },
-        createBaseNode: function (kind) { return makeSynthetic(baseFactory.createBaseNode(kind)); },
-    };
-    ts.factory = createNodeFactory(4, syntheticFactory);
-    function createUnparsedSourceFile(textOrInputFiles, mapPathOrType, mapTextOrStripInternal) {
-        var stripInternal;
-        var bundleFileInfo;
-        var fileName;
-        var text;
-        var length;
-        var sourceMapPath;
-        var sourceMapText;
-        var getText;
-        var getSourceMapText;
-        var oldFileOfCurrentEmit;
-        if (!ts.isString(textOrInputFiles)) {
-            ts.Debug.assert(mapPathOrType === "js" || mapPathOrType === "dts");
-            fileName = (mapPathOrType === "js" ? textOrInputFiles.javascriptPath : textOrInputFiles.declarationPath) || "";
-            sourceMapPath = mapPathOrType === "js" ? textOrInputFiles.javascriptMapPath : textOrInputFiles.declarationMapPath;
-            getText = function () { return mapPathOrType === "js" ? textOrInputFiles.javascriptText : textOrInputFiles.declarationText; };
-            getSourceMapText = function () { return mapPathOrType === "js" ? textOrInputFiles.javascriptMapText : textOrInputFiles.declarationMapText; };
-            length = function () { return getText().length; };
-            if (textOrInputFiles.buildInfo && textOrInputFiles.buildInfo.bundle) {
-                ts.Debug.assert(mapTextOrStripInternal === undefined || typeof mapTextOrStripInternal === "boolean");
-                stripInternal = mapTextOrStripInternal;
-                bundleFileInfo = mapPathOrType === "js" ? textOrInputFiles.buildInfo.bundle.js : textOrInputFiles.buildInfo.bundle.dts;
-                oldFileOfCurrentEmit = textOrInputFiles.oldFileOfCurrentEmit;
-            }
-        }
-        else {
-            fileName = "";
-            text = textOrInputFiles;
-            length = textOrInputFiles.length;
-            sourceMapPath = mapPathOrType;
-            sourceMapText = mapTextOrStripInternal;
-        }
-        var node = oldFileOfCurrentEmit ?
-            parseOldFileOfCurrentEmit(ts.Debug.assertDefined(bundleFileInfo)) :
-            parseUnparsedSourceFile(bundleFileInfo, stripInternal, length);
-        node.fileName = fileName;
-        node.sourceMapPath = sourceMapPath;
-        node.oldFileOfCurrentEmit = oldFileOfCurrentEmit;
-        if (getText && getSourceMapText) {
-            Object.defineProperty(node, "text", { get: getText });
-            Object.defineProperty(node, "sourceMapText", { get: getSourceMapText });
-        }
-        else {
-            ts.Debug.assert(!oldFileOfCurrentEmit);
-            node.text = text !== null && text !== void 0 ? text : "";
-            node.sourceMapText = sourceMapText;
-        }
-        return node;
-    }
-    ts.createUnparsedSourceFile = createUnparsedSourceFile;
-    function parseUnparsedSourceFile(bundleFileInfo, stripInternal, length) {
-        var prologues;
-        var helpers;
-        var referencedFiles;
-        var typeReferenceDirectives;
-        var libReferenceDirectives;
-        var prependChildren;
-        var texts;
-        var hasNoDefaultLib;
-        for (var _i = 0, _a = bundleFileInfo ? bundleFileInfo.sections : ts.emptyArray; _i < _a.length; _i++) {
-            var section = _a[_i];
-            switch (section.kind) {
-                case "prologue":
-                    prologues = ts.append(prologues, ts.setTextRange(ts.factory.createUnparsedPrologue(section.data), section));
-                    break;
-                case "emitHelpers":
-                    helpers = ts.append(helpers, ts.getAllUnscopedEmitHelpers().get(section.data));
-                    break;
-                case "no-default-lib":
-                    hasNoDefaultLib = true;
-                    break;
-                case "reference":
-                    referencedFiles = ts.append(referencedFiles, { pos: -1, end: -1, fileName: section.data });
-                    break;
-                case "type":
-                    typeReferenceDirectives = ts.append(typeReferenceDirectives, section.data);
-                    break;
-                case "lib":
-                    libReferenceDirectives = ts.append(libReferenceDirectives, { pos: -1, end: -1, fileName: section.data });
-                    break;
-                case "prepend":
-                    var prependTexts = void 0;
-                    for (var _b = 0, _c = section.texts; _b < _c.length; _b++) {
-                        var text = _c[_b];
-                        if (!stripInternal || text.kind !== "internal") {
-                            prependTexts = ts.append(prependTexts, ts.setTextRange(ts.factory.createUnparsedTextLike(text.data, text.kind === "internal"), text));
-                        }
-                    }
-                    prependChildren = ts.addRange(prependChildren, prependTexts);
-                    texts = ts.append(texts, ts.factory.createUnparsedPrepend(section.data, prependTexts !== null && prependTexts !== void 0 ? prependTexts : ts.emptyArray));
-                    break;
-                case "internal":
-                    if (stripInternal) {
-                        if (!texts)
-                            texts = [];
-                        break;
-                    }
-                case "text":
-                    texts = ts.append(texts, ts.setTextRange(ts.factory.createUnparsedTextLike(section.data, section.kind === "internal"), section));
-                    break;
-                default:
-                    ts.Debug.assertNever(section);
-            }
-        }
-        if (!texts) {
-            var textNode = ts.factory.createUnparsedTextLike(undefined, false);
-            ts.setTextRangePosWidth(textNode, 0, typeof length === "function" ? length() : length);
-            texts = [textNode];
-        }
-        var node = ts.parseNodeFactory.createUnparsedSource(prologues !== null && prologues !== void 0 ? prologues : ts.emptyArray, undefined, texts);
-        ts.setEachParent(prologues, node);
-        ts.setEachParent(texts, node);
-        ts.setEachParent(prependChildren, node);
-        node.hasNoDefaultLib = hasNoDefaultLib;
-        node.helpers = helpers;
-        node.referencedFiles = referencedFiles || ts.emptyArray;
-        node.typeReferenceDirectives = typeReferenceDirectives;
-        node.libReferenceDirectives = libReferenceDirectives || ts.emptyArray;
-        return node;
-    }
-    function parseOldFileOfCurrentEmit(bundleFileInfo) {
-        var texts;
-        var syntheticReferences;
-        for (var _i = 0, _a = bundleFileInfo.sections; _i < _a.length; _i++) {
-            var section = _a[_i];
-            switch (section.kind) {
-                case "internal":
-                case "text":
-                    texts = ts.append(texts, ts.setTextRange(ts.factory.createUnparsedTextLike(section.data, section.kind === "internal"), section));
-                    break;
-                case "no-default-lib":
-                case "reference":
-                case "type":
-                case "lib":
-                    syntheticReferences = ts.append(syntheticReferences, ts.setTextRange(ts.factory.createUnparsedSyntheticReference(section), section));
-                    break;
-                case "prologue":
-                case "emitHelpers":
-                case "prepend":
-                    break;
-                default:
-                    ts.Debug.assertNever(section);
-            }
-        }
-        var node = ts.factory.createUnparsedSource(ts.emptyArray, syntheticReferences, texts !== null && texts !== void 0 ? texts : ts.emptyArray);
-        ts.setEachParent(syntheticReferences, node);
-        ts.setEachParent(texts, node);
-        node.helpers = ts.map(bundleFileInfo.sources && bundleFileInfo.sources.helpers, function (name) { return ts.getAllUnscopedEmitHelpers().get(name); });
-        return node;
-    }
-    function createInputFiles(javascriptTextOrReadFileText, declarationTextOrJavascriptPath, javascriptMapPath, javascriptMapTextOrDeclarationPath, declarationMapPath, declarationMapTextOrBuildInfoPath, javascriptPath, declarationPath, buildInfoPath, buildInfo, oldFileOfCurrentEmit) {
-        var node = ts.parseNodeFactory.createInputFiles();
-        if (!ts.isString(javascriptTextOrReadFileText)) {
-            var cache_1 = new ts.Map();
-            var textGetter_1 = function (path) {
-                if (path === undefined)
-                    return undefined;
-                var value = cache_1.get(path);
-                if (value === undefined) {
-                    value = javascriptTextOrReadFileText(path);
-                    cache_1.set(path, value !== undefined ? value : false);
-                }
-                return value !== false ? value : undefined;
-            };
-            var definedTextGetter_1 = function (path) {
-                var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
-            };
-            var buildInfo_1;
-            var getAndCacheBuildInfo_1 = function (getText) {
-                if (buildInfo_1 === undefined) {
-                    var result = getText();
-                    buildInfo_1 = result !== undefined ? ts.getBuildInfo(result) : false;
-                }
-                return buildInfo_1 || undefined;
-            };
-            node.javascriptPath = declarationTextOrJavascriptPath;
-            node.javascriptMapPath = javascriptMapPath;
-            node.declarationPath = ts.Debug.assertDefined(javascriptMapTextOrDeclarationPath);
-            node.declarationMapPath = declarationMapPath;
-            node.buildInfoPath = declarationMapTextOrBuildInfoPath;
-            Object.defineProperties(node, {
-                javascriptText: { get: function () { return definedTextGetter_1(declarationTextOrJavascriptPath); } },
-                javascriptMapText: { get: function () { return textGetter_1(javascriptMapPath); } },
-                declarationText: { get: function () { return definedTextGetter_1(ts.Debug.assertDefined(javascriptMapTextOrDeclarationPath)); } },
-                declarationMapText: { get: function () { return textGetter_1(declarationMapPath); } },
-                buildInfo: { get: function () { return getAndCacheBuildInfo_1(function () { return textGetter_1(declarationMapTextOrBuildInfoPath); }); } }
-            });
-        }
-        else {
-            node.javascriptText = javascriptTextOrReadFileText;
-            node.javascriptMapPath = javascriptMapPath;
-            node.javascriptMapText = javascriptMapTextOrDeclarationPath;
-            node.declarationText = declarationTextOrJavascriptPath;
-            node.declarationMapPath = declarationMapPath;
-            node.declarationMapText = declarationMapTextOrBuildInfoPath;
-            node.javascriptPath = javascriptPath;
-            node.declarationPath = declarationPath;
-            node.buildInfoPath = buildInfoPath;
-            node.buildInfo = buildInfo;
-            node.oldFileOfCurrentEmit = oldFileOfCurrentEmit;
-        }
-        return node;
-    }
-    ts.createInputFiles = createInputFiles;
-    var SourceMapSource;
-    function createSourceMapSource(fileName, text, skipTrivia) {
-        return new (SourceMapSource || (SourceMapSource = ts.objectAllocator.getSourceMapSourceConstructor()))(fileName, text, skipTrivia);
-    }
-    ts.createSourceMapSource = createSourceMapSource;
-    function setOriginalNode(node, original) {
-        node.original = original;
-        if (original) {
-            var emitNode = original.emitNode;
-            if (emitNode)
-                node.emitNode = mergeEmitNode(emitNode, node.emitNode);
-        }
-        return node;
-    }
-    ts.setOriginalNode = setOriginalNode;
-    function mergeEmitNode(sourceEmitNode, destEmitNode) {
-        var flags = sourceEmitNode.flags, leadingComments = sourceEmitNode.leadingComments, trailingComments = sourceEmitNode.trailingComments, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers, startsOnNewLine = sourceEmitNode.startsOnNewLine;
-        if (!destEmitNode)
-            destEmitNode = {};
-        if (leadingComments)
-            destEmitNode.leadingComments = ts.addRange(leadingComments.slice(), destEmitNode.leadingComments);
-        if (trailingComments)
-            destEmitNode.trailingComments = ts.addRange(trailingComments.slice(), destEmitNode.trailingComments);
-        if (flags)
-            destEmitNode.flags = flags;
-        if (commentRange)
-            destEmitNode.commentRange = commentRange;
-        if (sourceMapRange)
-            destEmitNode.sourceMapRange = sourceMapRange;
-        if (tokenSourceMapRanges)
-            destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges);
-        if (constantValue !== undefined)
-            destEmitNode.constantValue = constantValue;
-        if (helpers) {
-            for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) {
-                var helper = helpers_1[_i];
-                destEmitNode.helpers = ts.appendIfUnique(destEmitNode.helpers, helper);
-            }
-        }
-        if (startsOnNewLine !== undefined)
-            destEmitNode.startsOnNewLine = startsOnNewLine;
-        return destEmitNode;
-    }
-    function mergeTokenSourceMapRanges(sourceRanges, destRanges) {
-        if (!destRanges)
-            destRanges = [];
-        for (var key in sourceRanges) {
-            destRanges[key] = sourceRanges[key];
-        }
-        return destRanges;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getOrCreateEmitNode(node) {
-        var _a;
-        if (!node.emitNode) {
-            if (ts.isParseTreeNode(node)) {
-                if (node.kind === 297) {
-                    return node.emitNode = { annotatedNodes: [node] };
-                }
-                var sourceFile = (_a = ts.getSourceFileOfNode(ts.getParseTreeNode(ts.getSourceFileOfNode(node)))) !== null && _a !== void 0 ? _a : ts.Debug.fail("Could not determine parsed source file.");
-                getOrCreateEmitNode(sourceFile).annotatedNodes.push(node);
-            }
-            node.emitNode = {};
-        }
-        return node.emitNode;
-    }
-    ts.getOrCreateEmitNode = getOrCreateEmitNode;
-    function disposeEmitNodes(sourceFile) {
-        var _a, _b;
-        var annotatedNodes = (_b = (_a = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile))) === null || _a === void 0 ? void 0 : _a.emitNode) === null || _b === void 0 ? void 0 : _b.annotatedNodes;
-        if (annotatedNodes) {
-            for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) {
-                var node = annotatedNodes_1[_i];
-                node.emitNode = undefined;
-            }
-        }
-    }
-    ts.disposeEmitNodes = disposeEmitNodes;
-    function removeAllComments(node) {
-        var emitNode = getOrCreateEmitNode(node);
-        emitNode.flags |= 1536;
-        emitNode.leadingComments = undefined;
-        emitNode.trailingComments = undefined;
-        return node;
-    }
-    ts.removeAllComments = removeAllComments;
-    function setEmitFlags(node, emitFlags) {
-        getOrCreateEmitNode(node).flags = emitFlags;
-        return node;
-    }
-    ts.setEmitFlags = setEmitFlags;
-    function addEmitFlags(node, emitFlags) {
-        var emitNode = getOrCreateEmitNode(node);
-        emitNode.flags = emitNode.flags | emitFlags;
-        return node;
-    }
-    ts.addEmitFlags = addEmitFlags;
-    function getSourceMapRange(node) {
-        var _a, _b;
-        return (_b = (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.sourceMapRange) !== null && _b !== void 0 ? _b : node;
-    }
-    ts.getSourceMapRange = getSourceMapRange;
-    function setSourceMapRange(node, range) {
-        getOrCreateEmitNode(node).sourceMapRange = range;
-        return node;
-    }
-    ts.setSourceMapRange = setSourceMapRange;
-    function getTokenSourceMapRange(node, token) {
-        var _a, _b;
-        return (_b = (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.tokenSourceMapRanges) === null || _b === void 0 ? void 0 : _b[token];
-    }
-    ts.getTokenSourceMapRange = getTokenSourceMapRange;
-    function setTokenSourceMapRange(node, token, range) {
-        var _a;
-        var emitNode = getOrCreateEmitNode(node);
-        var tokenSourceMapRanges = (_a = emitNode.tokenSourceMapRanges) !== null && _a !== void 0 ? _a : (emitNode.tokenSourceMapRanges = []);
-        tokenSourceMapRanges[token] = range;
-        return node;
-    }
-    ts.setTokenSourceMapRange = setTokenSourceMapRange;
-    function getStartsOnNewLine(node) {
-        var _a;
-        return (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.startsOnNewLine;
-    }
-    ts.getStartsOnNewLine = getStartsOnNewLine;
-    function setStartsOnNewLine(node, newLine) {
-        getOrCreateEmitNode(node).startsOnNewLine = newLine;
-        return node;
-    }
-    ts.setStartsOnNewLine = setStartsOnNewLine;
-    function getCommentRange(node) {
-        var _a, _b;
-        return (_b = (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.commentRange) !== null && _b !== void 0 ? _b : node;
-    }
-    ts.getCommentRange = getCommentRange;
-    function setCommentRange(node, range) {
-        getOrCreateEmitNode(node).commentRange = range;
-        return node;
-    }
-    ts.setCommentRange = setCommentRange;
-    function getSyntheticLeadingComments(node) {
-        var _a;
-        return (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.leadingComments;
-    }
-    ts.getSyntheticLeadingComments = getSyntheticLeadingComments;
-    function setSyntheticLeadingComments(node, comments) {
-        getOrCreateEmitNode(node).leadingComments = comments;
-        return node;
-    }
-    ts.setSyntheticLeadingComments = setSyntheticLeadingComments;
-    function addSyntheticLeadingComment(node, kind, text, hasTrailingNewLine) {
-        return setSyntheticLeadingComments(node, ts.append(getSyntheticLeadingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text }));
-    }
-    ts.addSyntheticLeadingComment = addSyntheticLeadingComment;
-    function getSyntheticTrailingComments(node) {
-        var _a;
-        return (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.trailingComments;
-    }
-    ts.getSyntheticTrailingComments = getSyntheticTrailingComments;
-    function setSyntheticTrailingComments(node, comments) {
-        getOrCreateEmitNode(node).trailingComments = comments;
-        return node;
-    }
-    ts.setSyntheticTrailingComments = setSyntheticTrailingComments;
-    function addSyntheticTrailingComment(node, kind, text, hasTrailingNewLine) {
-        return setSyntheticTrailingComments(node, ts.append(getSyntheticTrailingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text }));
-    }
-    ts.addSyntheticTrailingComment = addSyntheticTrailingComment;
-    function moveSyntheticComments(node, original) {
-        setSyntheticLeadingComments(node, getSyntheticLeadingComments(original));
-        setSyntheticTrailingComments(node, getSyntheticTrailingComments(original));
-        var emit = getOrCreateEmitNode(original);
-        emit.leadingComments = undefined;
-        emit.trailingComments = undefined;
-        return node;
-    }
-    ts.moveSyntheticComments = moveSyntheticComments;
-    function getConstantValue(node) {
-        var _a;
-        return (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.constantValue;
-    }
-    ts.getConstantValue = getConstantValue;
-    function setConstantValue(node, value) {
-        var emitNode = getOrCreateEmitNode(node);
-        emitNode.constantValue = value;
-        return node;
-    }
-    ts.setConstantValue = setConstantValue;
-    function addEmitHelper(node, helper) {
-        var emitNode = getOrCreateEmitNode(node);
-        emitNode.helpers = ts.append(emitNode.helpers, helper);
-        return node;
-    }
-    ts.addEmitHelper = addEmitHelper;
-    function addEmitHelpers(node, helpers) {
-        if (ts.some(helpers)) {
-            var emitNode = getOrCreateEmitNode(node);
-            for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) {
-                var helper = helpers_2[_i];
-                emitNode.helpers = ts.appendIfUnique(emitNode.helpers, helper);
-            }
-        }
-        return node;
-    }
-    ts.addEmitHelpers = addEmitHelpers;
-    function removeEmitHelper(node, helper) {
-        var _a;
-        var helpers = (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.helpers;
-        if (helpers) {
-            return ts.orderedRemoveItem(helpers, helper);
-        }
-        return false;
-    }
-    ts.removeEmitHelper = removeEmitHelper;
-    function getEmitHelpers(node) {
-        var _a;
-        return (_a = node.emitNode) === null || _a === void 0 ? void 0 : _a.helpers;
-    }
-    ts.getEmitHelpers = getEmitHelpers;
-    function moveEmitHelpers(source, target, predicate) {
-        var sourceEmitNode = source.emitNode;
-        var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers;
-        if (!ts.some(sourceEmitHelpers))
-            return;
-        var targetEmitNode = getOrCreateEmitNode(target);
-        var helpersRemoved = 0;
-        for (var i = 0; i < sourceEmitHelpers.length; i++) {
-            var helper = sourceEmitHelpers[i];
-            if (predicate(helper)) {
-                helpersRemoved++;
-                targetEmitNode.helpers = ts.appendIfUnique(targetEmitNode.helpers, helper);
-            }
-            else if (helpersRemoved > 0) {
-                sourceEmitHelpers[i - helpersRemoved] = helper;
-            }
-        }
-        if (helpersRemoved > 0) {
-            sourceEmitHelpers.length -= helpersRemoved;
-        }
-    }
-    ts.moveEmitHelpers = moveEmitHelpers;
-    function ignoreSourceNewlines(node) {
-        getOrCreateEmitNode(node).flags |= 134217728;
-        return node;
-    }
-    ts.ignoreSourceNewlines = ignoreSourceNewlines;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createEmitHelperFactory(context) {
-        var factory = context.factory;
-        return {
-            getUnscopedHelperName: getUnscopedHelperName,
-            createDecorateHelper: createDecorateHelper,
-            createMetadataHelper: createMetadataHelper,
-            createParamHelper: createParamHelper,
-            createAssignHelper: createAssignHelper,
-            createAwaitHelper: createAwaitHelper,
-            createAsyncGeneratorHelper: createAsyncGeneratorHelper,
-            createAsyncDelegatorHelper: createAsyncDelegatorHelper,
-            createAsyncValuesHelper: createAsyncValuesHelper,
-            createRestHelper: createRestHelper,
-            createAwaiterHelper: createAwaiterHelper,
-            createExtendsHelper: createExtendsHelper,
-            createTemplateObjectHelper: createTemplateObjectHelper,
-            createSpreadHelper: createSpreadHelper,
-            createSpreadArraysHelper: createSpreadArraysHelper,
-            createValuesHelper: createValuesHelper,
-            createReadHelper: createReadHelper,
-            createGeneratorHelper: createGeneratorHelper,
-            createCreateBindingHelper: createCreateBindingHelper,
-            createImportStarHelper: createImportStarHelper,
-            createImportStarCallbackHelper: createImportStarCallbackHelper,
-            createImportDefaultHelper: createImportDefaultHelper,
-            createExportStarHelper: createExportStarHelper,
-            createClassPrivateFieldGetHelper: createClassPrivateFieldGetHelper,
-            createClassPrivateFieldSetHelper: createClassPrivateFieldSetHelper,
-        };
-        function getUnscopedHelperName(name) {
-            return ts.setEmitFlags(factory.createIdentifier(name), 4096 | 2);
-        }
-        function createDecorateHelper(decoratorExpressions, target, memberName, descriptor) {
-            context.requestEmitHelper(ts.decorateHelper);
-            var argumentsArray = [];
-            argumentsArray.push(factory.createArrayLiteralExpression(decoratorExpressions, true));
-            argumentsArray.push(target);
-            if (memberName) {
-                argumentsArray.push(memberName);
-                if (descriptor) {
-                    argumentsArray.push(descriptor);
-                }
-            }
-            return factory.createCallExpression(getUnscopedHelperName("__decorate"), undefined, argumentsArray);
-        }
-        function createMetadataHelper(metadataKey, metadataValue) {
-            context.requestEmitHelper(ts.metadataHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__metadata"), undefined, [
-                factory.createStringLiteral(metadataKey),
-                metadataValue
-            ]);
-        }
-        function createParamHelper(expression, parameterOffset, location) {
-            context.requestEmitHelper(ts.paramHelper);
-            return ts.setTextRange(factory.createCallExpression(getUnscopedHelperName("__param"), undefined, [
-                factory.createNumericLiteral(parameterOffset + ""),
-                expression
-            ]), location);
-        }
-        function createAssignHelper(attributesSegments) {
-            if (context.getCompilerOptions().target >= 2) {
-                return factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "assign"), undefined, attributesSegments);
-            }
-            context.requestEmitHelper(ts.assignHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__assign"), undefined, attributesSegments);
-        }
-        function createAwaitHelper(expression) {
-            context.requestEmitHelper(ts.awaitHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__await"), undefined, [expression]);
-        }
-        function createAsyncGeneratorHelper(generatorFunc, hasLexicalThis) {
-            context.requestEmitHelper(ts.awaitHelper);
-            context.requestEmitHelper(ts.asyncGeneratorHelper);
-            (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 | 524288;
-            return factory.createCallExpression(getUnscopedHelperName("__asyncGenerator"), undefined, [
-                hasLexicalThis ? factory.createThis() : factory.createVoidZero(),
-                factory.createIdentifier("arguments"),
-                generatorFunc
-            ]);
-        }
-        function createAsyncDelegatorHelper(expression) {
-            context.requestEmitHelper(ts.awaitHelper);
-            context.requestEmitHelper(ts.asyncDelegator);
-            return factory.createCallExpression(getUnscopedHelperName("__asyncDelegator"), undefined, [expression]);
-        }
-        function createAsyncValuesHelper(expression) {
-            context.requestEmitHelper(ts.asyncValues);
-            return factory.createCallExpression(getUnscopedHelperName("__asyncValues"), undefined, [expression]);
-        }
-        function createRestHelper(value, elements, computedTempVariables, location) {
-            context.requestEmitHelper(ts.restHelper);
-            var propertyNames = [];
-            var computedTempVariableOffset = 0;
-            for (var i = 0; i < elements.length - 1; i++) {
-                var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(elements[i]);
-                if (propertyName) {
-                    if (ts.isComputedPropertyName(propertyName)) {
-                        ts.Debug.assertIsDefined(computedTempVariables, "Encountered computed property name but 'computedTempVariables' argument was not provided.");
-                        var temp = computedTempVariables[computedTempVariableOffset];
-                        computedTempVariableOffset++;
-                        propertyNames.push(factory.createConditionalExpression(factory.createTypeCheck(temp, "symbol"), undefined, temp, undefined, factory.createAdd(temp, factory.createStringLiteral(""))));
-                    }
-                    else {
-                        propertyNames.push(factory.createStringLiteralFromNode(propertyName));
-                    }
-                }
-            }
-            return factory.createCallExpression(getUnscopedHelperName("__rest"), undefined, [
-                value,
-                ts.setTextRange(factory.createArrayLiteralExpression(propertyNames), location)
-            ]);
-        }
-        function createAwaiterHelper(hasLexicalThis, hasLexicalArguments, promiseConstructor, body) {
-            context.requestEmitHelper(ts.awaiterHelper);
-            var generatorFunc = factory.createFunctionExpression(undefined, factory.createToken(41), undefined, undefined, [], undefined, body);
-            (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 | 524288;
-            return factory.createCallExpression(getUnscopedHelperName("__awaiter"), undefined, [
-                hasLexicalThis ? factory.createThis() : factory.createVoidZero(),
-                hasLexicalArguments ? factory.createIdentifier("arguments") : factory.createVoidZero(),
-                promiseConstructor ? ts.createExpressionFromEntityName(factory, promiseConstructor) : factory.createVoidZero(),
-                generatorFunc
-            ]);
-        }
-        function createExtendsHelper(name) {
-            context.requestEmitHelper(ts.extendsHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__extends"), undefined, [name, factory.createUniqueName("_super", 16 | 32)]);
-        }
-        function createTemplateObjectHelper(cooked, raw) {
-            context.requestEmitHelper(ts.templateObjectHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__makeTemplateObject"), undefined, [cooked, raw]);
-        }
-        function createSpreadHelper(argumentList) {
-            context.requestEmitHelper(ts.readHelper);
-            context.requestEmitHelper(ts.spreadHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__spread"), undefined, argumentList);
-        }
-        function createSpreadArraysHelper(argumentList) {
-            context.requestEmitHelper(ts.spreadArraysHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__spreadArrays"), undefined, argumentList);
-        }
-        function createValuesHelper(expression) {
-            context.requestEmitHelper(ts.valuesHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__values"), undefined, [expression]);
-        }
-        function createReadHelper(iteratorRecord, count) {
-            context.requestEmitHelper(ts.readHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__read"), undefined, count !== undefined
-                ? [iteratorRecord, factory.createNumericLiteral(count + "")]
-                : [iteratorRecord]);
-        }
-        function createGeneratorHelper(body) {
-            context.requestEmitHelper(ts.generatorHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__generator"), undefined, [factory.createThis(), body]);
-        }
-        function createCreateBindingHelper(module, inputName, outputName) {
-            context.requestEmitHelper(ts.createBindingHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__createBinding"), undefined, __spreadArrays([factory.createIdentifier("exports"), module, inputName], (outputName ? [outputName] : [])));
-        }
-        function createImportStarHelper(expression) {
-            context.requestEmitHelper(ts.importStarHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__importStar"), undefined, [expression]);
-        }
-        function createImportStarCallbackHelper() {
-            context.requestEmitHelper(ts.importStarHelper);
-            return getUnscopedHelperName("__importStar");
-        }
-        function createImportDefaultHelper(expression) {
-            context.requestEmitHelper(ts.importDefaultHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__importDefault"), undefined, [expression]);
-        }
-        function createExportStarHelper(moduleExpression, exportsExpression) {
-            if (exportsExpression === void 0) { exportsExpression = factory.createIdentifier("exports"); }
-            context.requestEmitHelper(ts.exportStarHelper);
-            context.requestEmitHelper(ts.createBindingHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__exportStar"), undefined, [moduleExpression, exportsExpression]);
-        }
-        function createClassPrivateFieldGetHelper(receiver, privateField) {
-            context.requestEmitHelper(ts.classPrivateFieldGetHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__classPrivateFieldGet"), undefined, [receiver, privateField]);
-        }
-        function createClassPrivateFieldSetHelper(receiver, privateField, value) {
-            context.requestEmitHelper(ts.classPrivateFieldSetHelper);
-            return factory.createCallExpression(getUnscopedHelperName("__classPrivateFieldSet"), undefined, [receiver, privateField, value]);
-        }
-    }
-    ts.createEmitHelperFactory = createEmitHelperFactory;
-    function compareEmitHelpers(x, y) {
-        if (x === y)
-            return 0;
-        if (x.priority === y.priority)
-            return 0;
-        if (x.priority === undefined)
-            return 1;
-        if (y.priority === undefined)
-            return -1;
-        return ts.compareValues(x.priority, y.priority);
-    }
-    ts.compareEmitHelpers = compareEmitHelpers;
-    function helperString(input) {
-        var args = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            args[_i - 1] = arguments[_i];
-        }
-        return function (uniqueName) {
-            var result = "";
-            for (var i = 0; i < args.length; i++) {
-                result += input[i];
-                result += uniqueName(args[i]);
-            }
-            result += input[input.length - 1];
-            return result;
-        };
-    }
-    ts.helperString = helperString;
-    ts.decorateHelper = {
-        name: "typescript:decorate",
-        importName: "__decorate",
-        scoped: false,
-        priority: 2,
-        text: "\n            var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n                var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n                if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n                else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n                return c > 3 && r && Object.defineProperty(target, key, r), r;\n            };"
-    };
-    ts.metadataHelper = {
-        name: "typescript:metadata",
-        importName: "__metadata",
-        scoped: false,
-        priority: 3,
-        text: "\n            var __metadata = (this && this.__metadata) || function (k, v) {\n                if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n            };"
-    };
-    ts.paramHelper = {
-        name: "typescript:param",
-        importName: "__param",
-        scoped: false,
-        priority: 4,
-        text: "\n            var __param = (this && this.__param) || function (paramIndex, decorator) {\n                return function (target, key) { decorator(target, key, paramIndex); }\n            };"
-    };
-    ts.assignHelper = {
-        name: "typescript:assign",
-        importName: "__assign",
-        scoped: false,
-        priority: 1,
-        text: "\n            var __assign = (this && this.__assign) || function () {\n                __assign = Object.assign || function(t) {\n                    for (var s, i = 1, n = arguments.length; i < n; i++) {\n                        s = arguments[i];\n                        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n                            t[p] = s[p];\n                    }\n                    return t;\n                };\n                return __assign.apply(this, arguments);\n            };"
-    };
-    ts.awaitHelper = {
-        name: "typescript:await",
-        importName: "__await",
-        scoped: false,
-        text: "\n            var __await = (this && this.__await) || function (v) { return this instanceof __await ? (this.v = v, this) : new __await(v); }"
-    };
-    ts.asyncGeneratorHelper = {
-        name: "typescript:asyncGenerator",
-        importName: "__asyncGenerator",
-        scoped: false,
-        dependencies: [ts.awaitHelper],
-        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
-    };
-    ts.asyncDelegator = {
-        name: "typescript:asyncDelegator",
-        importName: "__asyncDelegator",
-        scoped: false,
-        dependencies: [ts.awaitHelper],
-        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n            };"
-    };
-    ts.asyncValues = {
-        name: "typescript:asyncValues",
-        importName: "__asyncValues",
-        scoped: false,
-        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator], i;\n                return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n                function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n                function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n            };"
-    };
-    ts.restHelper = {
-        name: "typescript:rest",
-        importName: "__rest",
-        scoped: false,
-        text: "\n            var __rest = (this && this.__rest) || function (s, e) {\n                var t = {};\n                for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n                    t[p] = s[p];\n                if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\n                    for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {\n                        if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))\n                            t[p[i]] = s[p[i]];\n                    }\n                return t;\n            };"
-    };
-    ts.awaiterHelper = {
-        name: "typescript:awaiter",
-        importName: "__awaiter",
-        scoped: false,
-        priority: 5,
-        text: "\n            var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n                function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }\n                return new (P || (P = Promise))(function (resolve, reject) {\n                    function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n                    function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n                    function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }\n                    step((generator = generator.apply(thisArg, _arguments || [])).next());\n                });\n            };"
-    };
-    ts.extendsHelper = {
-        name: "typescript:extends",
-        importName: "__extends",
-        scoped: false,
-        priority: 0,
-        text: "\n            var __extends = (this && this.__extends) || (function () {\n                var extendStatics = function (d, b) {\n                    extendStatics = Object.setPrototypeOf ||\n                        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\n                        function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };\n                    return extendStatics(d, b);\n                };\n\n                return function (d, b) {\n                    extendStatics(d, b);\n                    function __() { this.constructor = d; }\n                    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n                };\n            })();"
-    };
-    ts.templateObjectHelper = {
-        name: "typescript:makeTemplateObject",
-        importName: "__makeTemplateObject",
-        scoped: false,
-        priority: 0,
-        text: "\n            var __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {\n                if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\n                return cooked;\n            };"
-    };
-    ts.readHelper = {
-        name: "typescript:read",
-        importName: "__read",
-        scoped: false,
-        text: "\n            var __read = (this && this.__read) || function (o, n) {\n                var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n                if (!m) return o;\n                var i = m.call(o), r, ar = [], e;\n                try {\n                    while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n                }\n                catch (error) { e = { error: error }; }\n                finally {\n                    try {\n                        if (r && !r.done && (m = i[\"return\"])) m.call(i);\n                    }\n                    finally { if (e) throw e.error; }\n                }\n                return ar;\n            };"
-    };
-    ts.spreadHelper = {
-        name: "typescript:spread",
-        importName: "__spread",
-        scoped: false,
-        dependencies: [ts.readHelper],
-        text: "\n            var __spread = (this && this.__spread) || function () {\n                for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));\n                return ar;\n            };"
-    };
-    ts.spreadArraysHelper = {
-        name: "typescript:spreadArrays",
-        importName: "__spreadArrays",
-        scoped: false,
-        text: "\n            var __spreadArrays = (this && this.__spreadArrays) || function () {\n                for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;\n                for (var r = Array(s), k = 0, i = 0; i < il; i++)\n                    for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)\n                        r[k] = a[j];\n                return r;\n            };"
-    };
-    ts.valuesHelper = {
-        name: "typescript:values",
-        importName: "__values",
-        scoped: false,
-        text: "\n            var __values = (this && this.__values) || function(o) {\n                var s = typeof Symbol === \"function\" && Symbol.iterator, m = s && o[s], i = 0;\n                if (m) return m.call(o);\n                if (o && typeof o.length === \"number\") return {\n                    next: function () {\n                        if (o && i >= o.length) o = void 0;\n                        return { value: o && o[i++], done: !o };\n                    }\n                };\n                throw new TypeError(s ? \"Object is not iterable.\" : \"Symbol.iterator is not defined.\");\n            };"
-    };
-    ts.generatorHelper = {
-        name: "typescript:generator",
-        importName: "__generator",
-        scoped: false,
-        priority: 6,
-        text: "\n            var __generator = (this && this.__generator) || function (thisArg, body) {\n                var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\n                return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\n                function verb(n) { return function (v) { return step([n, v]); }; }\n                function step(op) {\n                    if (f) throw new TypeError(\"Generator is already executing.\");\n                    while (_) try {\n                        if (f = 1, y && (t = op[0] & 2 ? y[\"return\"] : op[0] ? y[\"throw\"] || ((t = y[\"return\"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;\n                        if (y = 0, t) op = [op[0] & 2, t.value];\n                        switch (op[0]) {\n                            case 0: case 1: t = op; break;\n                            case 4: _.label++; return { value: op[1], done: false };\n                            case 5: _.label++; y = op[1]; op = [0]; continue;\n                            case 7: op = _.ops.pop(); _.trys.pop(); continue;\n                            default:\n                                if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n                                if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n                                if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n                                if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n                                if (t[2]) _.ops.pop();\n                                _.trys.pop(); continue;\n                        }\n                        op = body.call(thisArg, _);\n                    } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n                    if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n                }\n            };"
-    };
-    ts.createBindingHelper = {
-        name: "typescript:commonjscreatebinding",
-        importName: "__createBinding",
-        scoped: false,
-        priority: 1,
-        text: "\n            var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {\n                if (k2 === undefined) k2 = k;\n                Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });\n            }) : (function(o, m, k, k2) {\n                if (k2 === undefined) k2 = k;\n                o[k2] = m[k];\n            }));"
-    };
-    ts.setModuleDefaultHelper = {
-        name: "typescript:commonjscreatevalue",
-        importName: "__setModuleDefault",
-        scoped: false,
-        priority: 1,
-        text: "\n            var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {\n                Object.defineProperty(o, \"default\", { enumerable: true, value: v });\n            }) : function(o, v) {\n                o[\"default\"] = v;\n            });"
-    };
-    ts.importStarHelper = {
-        name: "typescript:commonjsimportstar",
-        importName: "__importStar",
-        scoped: false,
-        dependencies: [ts.createBindingHelper, ts.setModuleDefaultHelper],
-        priority: 2,
-        text: "\n            var __importStar = (this && this.__importStar) || function (mod) {\n                if (mod && mod.__esModule) return mod;\n                var result = {};\n                if (mod != null) for (var k in mod) if (k !== \"default\" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);\n                __setModuleDefault(result, mod);\n                return result;\n            };"
-    };
-    ts.importDefaultHelper = {
-        name: "typescript:commonjsimportdefault",
-        importName: "__importDefault",
-        scoped: false,
-        text: "\n            var __importDefault = (this && this.__importDefault) || function (mod) {\n                return (mod && mod.__esModule) ? mod : { \"default\": mod };\n            };"
-    };
-    ts.exportStarHelper = {
-        name: "typescript:export-star",
-        importName: "__exportStar",
-        scoped: false,
-        dependencies: [ts.createBindingHelper],
-        priority: 2,
-        text: "\n            var __exportStar = (this && this.__exportStar) || function(m, exports) {\n                for (var p in m) if (p !== \"default\" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);\n            };"
-    };
-    ts.classPrivateFieldGetHelper = {
-        name: "typescript:classPrivateFieldGet",
-        importName: "__classPrivateFieldGet",
-        scoped: false,
-        text: "\n            var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, privateMap) {\n                if (!privateMap.has(receiver)) {\n                    throw new TypeError(\"attempted to get private field on non-instance\");\n                }\n                return privateMap.get(receiver);\n            };"
-    };
-    ts.classPrivateFieldSetHelper = {
-        name: "typescript:classPrivateFieldSet",
-        importName: "__classPrivateFieldSet",
-        scoped: false,
-        text: "\n            var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, privateMap, value) {\n                if (!privateMap.has(receiver)) {\n                    throw new TypeError(\"attempted to set private field on non-instance\");\n                }\n                privateMap.set(receiver, value);\n                return value;\n            };"
-    };
-    var allUnscopedEmitHelpers;
-    function getAllUnscopedEmitHelpers() {
-        return allUnscopedEmitHelpers || (allUnscopedEmitHelpers = ts.arrayToMap([
-            ts.decorateHelper,
-            ts.metadataHelper,
-            ts.paramHelper,
-            ts.assignHelper,
-            ts.awaitHelper,
-            ts.asyncGeneratorHelper,
-            ts.asyncDelegator,
-            ts.asyncValues,
-            ts.restHelper,
-            ts.awaiterHelper,
-            ts.extendsHelper,
-            ts.templateObjectHelper,
-            ts.spreadHelper,
-            ts.spreadArraysHelper,
-            ts.valuesHelper,
-            ts.readHelper,
-            ts.generatorHelper,
-            ts.importStarHelper,
-            ts.importDefaultHelper,
-            ts.exportStarHelper,
-            ts.classPrivateFieldGetHelper,
-            ts.classPrivateFieldSetHelper,
-            ts.createBindingHelper,
-            ts.setModuleDefaultHelper
-        ], function (helper) { return helper.name; }));
-    }
-    ts.getAllUnscopedEmitHelpers = getAllUnscopedEmitHelpers;
-    ts.asyncSuperHelper = {
-        name: "typescript:async-super",
-        scoped: true,
-        text: helperString(__makeTemplateObject(["\n            const ", " = name => super[name];"], ["\n            const ", " = name => super[name];"]), "_superIndex")
-    };
-    ts.advancedAsyncSuperHelper = {
-        name: "typescript:advanced-async-super",
-        scoped: true,
-        text: helperString(__makeTemplateObject(["\n            const ", " = (function (geti, seti) {\n                const cache = Object.create(null);\n                return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n            })(name => super[name], (name, value) => super[name] = value);"], ["\n            const ", " = (function (geti, seti) {\n                const cache = Object.create(null);\n                return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n            })(name => super[name], (name, value) => super[name] = value);"]), "_superIndex")
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function isNumericLiteral(node) {
-        return node.kind === 8;
-    }
-    ts.isNumericLiteral = isNumericLiteral;
-    function isBigIntLiteral(node) {
-        return node.kind === 9;
-    }
-    ts.isBigIntLiteral = isBigIntLiteral;
-    function isStringLiteral(node) {
-        return node.kind === 10;
-    }
-    ts.isStringLiteral = isStringLiteral;
-    function isJsxText(node) {
-        return node.kind === 11;
-    }
-    ts.isJsxText = isJsxText;
-    function isRegularExpressionLiteral(node) {
-        return node.kind === 13;
-    }
-    ts.isRegularExpressionLiteral = isRegularExpressionLiteral;
-    function isNoSubstitutionTemplateLiteral(node) {
-        return node.kind === 14;
-    }
-    ts.isNoSubstitutionTemplateLiteral = isNoSubstitutionTemplateLiteral;
-    function isTemplateHead(node) {
-        return node.kind === 15;
-    }
-    ts.isTemplateHead = isTemplateHead;
-    function isTemplateMiddle(node) {
-        return node.kind === 16;
-    }
-    ts.isTemplateMiddle = isTemplateMiddle;
-    function isTemplateTail(node) {
-        return node.kind === 17;
-    }
-    ts.isTemplateTail = isTemplateTail;
-    function isIdentifier(node) {
-        return node.kind === 78;
-    }
-    ts.isIdentifier = isIdentifier;
-    function isQualifiedName(node) {
-        return node.kind === 157;
-    }
-    ts.isQualifiedName = isQualifiedName;
-    function isComputedPropertyName(node) {
-        return node.kind === 158;
-    }
-    ts.isComputedPropertyName = isComputedPropertyName;
-    function isPrivateIdentifier(node) {
-        return node.kind === 79;
-    }
-    ts.isPrivateIdentifier = isPrivateIdentifier;
-    function isSuperKeyword(node) {
-        return node.kind === 105;
-    }
-    ts.isSuperKeyword = isSuperKeyword;
-    function isImportKeyword(node) {
-        return node.kind === 99;
-    }
-    ts.isImportKeyword = isImportKeyword;
-    function isCommaToken(node) {
-        return node.kind === 27;
-    }
-    ts.isCommaToken = isCommaToken;
-    function isQuestionToken(node) {
-        return node.kind === 57;
-    }
-    ts.isQuestionToken = isQuestionToken;
-    function isExclamationToken(node) {
-        return node.kind === 53;
-    }
-    ts.isExclamationToken = isExclamationToken;
-    function isTypeParameterDeclaration(node) {
-        return node.kind === 159;
-    }
-    ts.isTypeParameterDeclaration = isTypeParameterDeclaration;
-    function isParameter(node) {
-        return node.kind === 160;
-    }
-    ts.isParameter = isParameter;
-    function isDecorator(node) {
-        return node.kind === 161;
-    }
-    ts.isDecorator = isDecorator;
-    function isPropertySignature(node) {
-        return node.kind === 162;
-    }
-    ts.isPropertySignature = isPropertySignature;
-    function isPropertyDeclaration(node) {
-        return node.kind === 163;
-    }
-    ts.isPropertyDeclaration = isPropertyDeclaration;
-    function isMethodSignature(node) {
-        return node.kind === 164;
-    }
-    ts.isMethodSignature = isMethodSignature;
-    function isMethodDeclaration(node) {
-        return node.kind === 165;
-    }
-    ts.isMethodDeclaration = isMethodDeclaration;
-    function isConstructorDeclaration(node) {
-        return node.kind === 166;
-    }
-    ts.isConstructorDeclaration = isConstructorDeclaration;
-    function isGetAccessorDeclaration(node) {
-        return node.kind === 167;
-    }
-    ts.isGetAccessorDeclaration = isGetAccessorDeclaration;
-    function isSetAccessorDeclaration(node) {
-        return node.kind === 168;
-    }
-    ts.isSetAccessorDeclaration = isSetAccessorDeclaration;
-    function isCallSignatureDeclaration(node) {
-        return node.kind === 169;
-    }
-    ts.isCallSignatureDeclaration = isCallSignatureDeclaration;
-    function isConstructSignatureDeclaration(node) {
-        return node.kind === 170;
-    }
-    ts.isConstructSignatureDeclaration = isConstructSignatureDeclaration;
-    function isIndexSignatureDeclaration(node) {
-        return node.kind === 171;
-    }
-    ts.isIndexSignatureDeclaration = isIndexSignatureDeclaration;
-    function isTypePredicateNode(node) {
-        return node.kind === 172;
-    }
-    ts.isTypePredicateNode = isTypePredicateNode;
-    function isTypeReferenceNode(node) {
-        return node.kind === 173;
-    }
-    ts.isTypeReferenceNode = isTypeReferenceNode;
-    function isFunctionTypeNode(node) {
-        return node.kind === 174;
-    }
-    ts.isFunctionTypeNode = isFunctionTypeNode;
-    function isConstructorTypeNode(node) {
-        return node.kind === 175;
-    }
-    ts.isConstructorTypeNode = isConstructorTypeNode;
-    function isTypeQueryNode(node) {
-        return node.kind === 176;
-    }
-    ts.isTypeQueryNode = isTypeQueryNode;
-    function isTypeLiteralNode(node) {
-        return node.kind === 177;
-    }
-    ts.isTypeLiteralNode = isTypeLiteralNode;
-    function isArrayTypeNode(node) {
-        return node.kind === 178;
-    }
-    ts.isArrayTypeNode = isArrayTypeNode;
-    function isTupleTypeNode(node) {
-        return node.kind === 179;
-    }
-    ts.isTupleTypeNode = isTupleTypeNode;
-    function isNamedTupleMember(node) {
-        return node.kind === 192;
-    }
-    ts.isNamedTupleMember = isNamedTupleMember;
-    function isOptionalTypeNode(node) {
-        return node.kind === 180;
-    }
-    ts.isOptionalTypeNode = isOptionalTypeNode;
-    function isRestTypeNode(node) {
-        return node.kind === 181;
-    }
-    ts.isRestTypeNode = isRestTypeNode;
-    function isUnionTypeNode(node) {
-        return node.kind === 182;
-    }
-    ts.isUnionTypeNode = isUnionTypeNode;
-    function isIntersectionTypeNode(node) {
-        return node.kind === 183;
-    }
-    ts.isIntersectionTypeNode = isIntersectionTypeNode;
-    function isConditionalTypeNode(node) {
-        return node.kind === 184;
-    }
-    ts.isConditionalTypeNode = isConditionalTypeNode;
-    function isInferTypeNode(node) {
-        return node.kind === 185;
-    }
-    ts.isInferTypeNode = isInferTypeNode;
-    function isParenthesizedTypeNode(node) {
-        return node.kind === 186;
-    }
-    ts.isParenthesizedTypeNode = isParenthesizedTypeNode;
-    function isThisTypeNode(node) {
-        return node.kind === 187;
-    }
-    ts.isThisTypeNode = isThisTypeNode;
-    function isTypeOperatorNode(node) {
-        return node.kind === 188;
-    }
-    ts.isTypeOperatorNode = isTypeOperatorNode;
-    function isIndexedAccessTypeNode(node) {
-        return node.kind === 189;
-    }
-    ts.isIndexedAccessTypeNode = isIndexedAccessTypeNode;
-    function isMappedTypeNode(node) {
-        return node.kind === 190;
-    }
-    ts.isMappedTypeNode = isMappedTypeNode;
-    function isLiteralTypeNode(node) {
-        return node.kind === 191;
-    }
-    ts.isLiteralTypeNode = isLiteralTypeNode;
-    function isImportTypeNode(node) {
-        return node.kind === 195;
-    }
-    ts.isImportTypeNode = isImportTypeNode;
-    function isTemplateLiteralTypeSpan(node) {
-        return node.kind === 194;
-    }
-    ts.isTemplateLiteralTypeSpan = isTemplateLiteralTypeSpan;
-    function isTemplateLiteralTypeNode(node) {
-        return node.kind === 193;
-    }
-    ts.isTemplateLiteralTypeNode = isTemplateLiteralTypeNode;
-    function isObjectBindingPattern(node) {
-        return node.kind === 196;
-    }
-    ts.isObjectBindingPattern = isObjectBindingPattern;
-    function isArrayBindingPattern(node) {
-        return node.kind === 197;
-    }
-    ts.isArrayBindingPattern = isArrayBindingPattern;
-    function isBindingElement(node) {
-        return node.kind === 198;
-    }
-    ts.isBindingElement = isBindingElement;
-    function isArrayLiteralExpression(node) {
-        return node.kind === 199;
-    }
-    ts.isArrayLiteralExpression = isArrayLiteralExpression;
-    function isObjectLiteralExpression(node) {
-        return node.kind === 200;
-    }
-    ts.isObjectLiteralExpression = isObjectLiteralExpression;
-    function isPropertyAccessExpression(node) {
-        return node.kind === 201;
-    }
-    ts.isPropertyAccessExpression = isPropertyAccessExpression;
-    function isElementAccessExpression(node) {
-        return node.kind === 202;
-    }
-    ts.isElementAccessExpression = isElementAccessExpression;
-    function isCallExpression(node) {
-        return node.kind === 203;
-    }
-    ts.isCallExpression = isCallExpression;
-    function isNewExpression(node) {
-        return node.kind === 204;
-    }
-    ts.isNewExpression = isNewExpression;
-    function isTaggedTemplateExpression(node) {
-        return node.kind === 205;
-    }
-    ts.isTaggedTemplateExpression = isTaggedTemplateExpression;
-    function isTypeAssertionExpression(node) {
-        return node.kind === 206;
-    }
-    ts.isTypeAssertionExpression = isTypeAssertionExpression;
-    function isParenthesizedExpression(node) {
-        return node.kind === 207;
-    }
-    ts.isParenthesizedExpression = isParenthesizedExpression;
-    function isFunctionExpression(node) {
-        return node.kind === 208;
-    }
-    ts.isFunctionExpression = isFunctionExpression;
-    function isArrowFunction(node) {
-        return node.kind === 209;
-    }
-    ts.isArrowFunction = isArrowFunction;
-    function isDeleteExpression(node) {
-        return node.kind === 210;
-    }
-    ts.isDeleteExpression = isDeleteExpression;
-    function isTypeOfExpression(node) {
-        return node.kind === 211;
-    }
-    ts.isTypeOfExpression = isTypeOfExpression;
-    function isVoidExpression(node) {
-        return node.kind === 212;
-    }
-    ts.isVoidExpression = isVoidExpression;
-    function isAwaitExpression(node) {
-        return node.kind === 213;
-    }
-    ts.isAwaitExpression = isAwaitExpression;
-    function isPrefixUnaryExpression(node) {
-        return node.kind === 214;
-    }
-    ts.isPrefixUnaryExpression = isPrefixUnaryExpression;
-    function isPostfixUnaryExpression(node) {
-        return node.kind === 215;
-    }
-    ts.isPostfixUnaryExpression = isPostfixUnaryExpression;
-    function isBinaryExpression(node) {
-        return node.kind === 216;
-    }
-    ts.isBinaryExpression = isBinaryExpression;
-    function isConditionalExpression(node) {
-        return node.kind === 217;
-    }
-    ts.isConditionalExpression = isConditionalExpression;
-    function isTemplateExpression(node) {
-        return node.kind === 218;
-    }
-    ts.isTemplateExpression = isTemplateExpression;
-    function isYieldExpression(node) {
-        return node.kind === 219;
-    }
-    ts.isYieldExpression = isYieldExpression;
-    function isSpreadElement(node) {
-        return node.kind === 220;
-    }
-    ts.isSpreadElement = isSpreadElement;
-    function isClassExpression(node) {
-        return node.kind === 221;
-    }
-    ts.isClassExpression = isClassExpression;
-    function isOmittedExpression(node) {
-        return node.kind === 222;
-    }
-    ts.isOmittedExpression = isOmittedExpression;
-    function isExpressionWithTypeArguments(node) {
-        return node.kind === 223;
-    }
-    ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments;
-    function isAsExpression(node) {
-        return node.kind === 224;
-    }
-    ts.isAsExpression = isAsExpression;
-    function isNonNullExpression(node) {
-        return node.kind === 225;
-    }
-    ts.isNonNullExpression = isNonNullExpression;
-    function isMetaProperty(node) {
-        return node.kind === 226;
-    }
-    ts.isMetaProperty = isMetaProperty;
-    function isSyntheticExpression(node) {
-        return node.kind === 227;
-    }
-    ts.isSyntheticExpression = isSyntheticExpression;
-    function isPartiallyEmittedExpression(node) {
-        return node.kind === 336;
-    }
-    ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression;
-    function isCommaListExpression(node) {
-        return node.kind === 337;
-    }
-    ts.isCommaListExpression = isCommaListExpression;
-    function isTemplateSpan(node) {
-        return node.kind === 228;
-    }
-    ts.isTemplateSpan = isTemplateSpan;
-    function isSemicolonClassElement(node) {
-        return node.kind === 229;
-    }
-    ts.isSemicolonClassElement = isSemicolonClassElement;
-    function isBlock(node) {
-        return node.kind === 230;
-    }
-    ts.isBlock = isBlock;
-    function isVariableStatement(node) {
-        return node.kind === 232;
-    }
-    ts.isVariableStatement = isVariableStatement;
-    function isEmptyStatement(node) {
-        return node.kind === 231;
-    }
-    ts.isEmptyStatement = isEmptyStatement;
-    function isExpressionStatement(node) {
-        return node.kind === 233;
-    }
-    ts.isExpressionStatement = isExpressionStatement;
-    function isIfStatement(node) {
-        return node.kind === 234;
-    }
-    ts.isIfStatement = isIfStatement;
-    function isDoStatement(node) {
-        return node.kind === 235;
-    }
-    ts.isDoStatement = isDoStatement;
-    function isWhileStatement(node) {
-        return node.kind === 236;
-    }
-    ts.isWhileStatement = isWhileStatement;
-    function isForStatement(node) {
-        return node.kind === 237;
-    }
-    ts.isForStatement = isForStatement;
-    function isForInStatement(node) {
-        return node.kind === 238;
-    }
-    ts.isForInStatement = isForInStatement;
-    function isForOfStatement(node) {
-        return node.kind === 239;
-    }
-    ts.isForOfStatement = isForOfStatement;
-    function isContinueStatement(node) {
-        return node.kind === 240;
-    }
-    ts.isContinueStatement = isContinueStatement;
-    function isBreakStatement(node) {
-        return node.kind === 241;
-    }
-    ts.isBreakStatement = isBreakStatement;
-    function isReturnStatement(node) {
-        return node.kind === 242;
-    }
-    ts.isReturnStatement = isReturnStatement;
-    function isWithStatement(node) {
-        return node.kind === 243;
-    }
-    ts.isWithStatement = isWithStatement;
-    function isSwitchStatement(node) {
-        return node.kind === 244;
-    }
-    ts.isSwitchStatement = isSwitchStatement;
-    function isLabeledStatement(node) {
-        return node.kind === 245;
-    }
-    ts.isLabeledStatement = isLabeledStatement;
-    function isThrowStatement(node) {
-        return node.kind === 246;
-    }
-    ts.isThrowStatement = isThrowStatement;
-    function isTryStatement(node) {
-        return node.kind === 247;
-    }
-    ts.isTryStatement = isTryStatement;
-    function isDebuggerStatement(node) {
-        return node.kind === 248;
-    }
-    ts.isDebuggerStatement = isDebuggerStatement;
-    function isVariableDeclaration(node) {
-        return node.kind === 249;
-    }
-    ts.isVariableDeclaration = isVariableDeclaration;
-    function isVariableDeclarationList(node) {
-        return node.kind === 250;
-    }
-    ts.isVariableDeclarationList = isVariableDeclarationList;
-    function isFunctionDeclaration(node) {
-        return node.kind === 251;
-    }
-    ts.isFunctionDeclaration = isFunctionDeclaration;
-    function isClassDeclaration(node) {
-        return node.kind === 252;
-    }
-    ts.isClassDeclaration = isClassDeclaration;
-    function isInterfaceDeclaration(node) {
-        return node.kind === 253;
-    }
-    ts.isInterfaceDeclaration = isInterfaceDeclaration;
-    function isTypeAliasDeclaration(node) {
-        return node.kind === 254;
-    }
-    ts.isTypeAliasDeclaration = isTypeAliasDeclaration;
-    function isEnumDeclaration(node) {
-        return node.kind === 255;
-    }
-    ts.isEnumDeclaration = isEnumDeclaration;
-    function isModuleDeclaration(node) {
-        return node.kind === 256;
-    }
-    ts.isModuleDeclaration = isModuleDeclaration;
-    function isModuleBlock(node) {
-        return node.kind === 257;
-    }
-    ts.isModuleBlock = isModuleBlock;
-    function isCaseBlock(node) {
-        return node.kind === 258;
-    }
-    ts.isCaseBlock = isCaseBlock;
-    function isNamespaceExportDeclaration(node) {
-        return node.kind === 259;
-    }
-    ts.isNamespaceExportDeclaration = isNamespaceExportDeclaration;
-    function isImportEqualsDeclaration(node) {
-        return node.kind === 260;
-    }
-    ts.isImportEqualsDeclaration = isImportEqualsDeclaration;
-    function isImportDeclaration(node) {
-        return node.kind === 261;
-    }
-    ts.isImportDeclaration = isImportDeclaration;
-    function isImportClause(node) {
-        return node.kind === 262;
-    }
-    ts.isImportClause = isImportClause;
-    function isNamespaceImport(node) {
-        return node.kind === 263;
-    }
-    ts.isNamespaceImport = isNamespaceImport;
-    function isNamespaceExport(node) {
-        return node.kind === 269;
-    }
-    ts.isNamespaceExport = isNamespaceExport;
-    function isNamedImports(node) {
-        return node.kind === 264;
-    }
-    ts.isNamedImports = isNamedImports;
-    function isImportSpecifier(node) {
-        return node.kind === 265;
-    }
-    ts.isImportSpecifier = isImportSpecifier;
-    function isExportAssignment(node) {
-        return node.kind === 266;
-    }
-    ts.isExportAssignment = isExportAssignment;
-    function isExportDeclaration(node) {
-        return node.kind === 267;
-    }
-    ts.isExportDeclaration = isExportDeclaration;
-    function isNamedExports(node) {
-        return node.kind === 268;
-    }
-    ts.isNamedExports = isNamedExports;
-    function isExportSpecifier(node) {
-        return node.kind === 270;
-    }
-    ts.isExportSpecifier = isExportSpecifier;
-    function isMissingDeclaration(node) {
-        return node.kind === 271;
-    }
-    ts.isMissingDeclaration = isMissingDeclaration;
-    function isNotEmittedStatement(node) {
-        return node.kind === 335;
-    }
-    ts.isNotEmittedStatement = isNotEmittedStatement;
-    function isSyntheticReference(node) {
-        return node.kind === 340;
-    }
-    ts.isSyntheticReference = isSyntheticReference;
-    function isMergeDeclarationMarker(node) {
-        return node.kind === 338;
-    }
-    ts.isMergeDeclarationMarker = isMergeDeclarationMarker;
-    function isEndOfDeclarationMarker(node) {
-        return node.kind === 339;
-    }
-    ts.isEndOfDeclarationMarker = isEndOfDeclarationMarker;
-    function isExternalModuleReference(node) {
-        return node.kind === 272;
-    }
-    ts.isExternalModuleReference = isExternalModuleReference;
-    function isJsxElement(node) {
-        return node.kind === 273;
-    }
-    ts.isJsxElement = isJsxElement;
-    function isJsxSelfClosingElement(node) {
-        return node.kind === 274;
-    }
-    ts.isJsxSelfClosingElement = isJsxSelfClosingElement;
-    function isJsxOpeningElement(node) {
-        return node.kind === 275;
-    }
-    ts.isJsxOpeningElement = isJsxOpeningElement;
-    function isJsxClosingElement(node) {
-        return node.kind === 276;
-    }
-    ts.isJsxClosingElement = isJsxClosingElement;
-    function isJsxFragment(node) {
-        return node.kind === 277;
-    }
-    ts.isJsxFragment = isJsxFragment;
-    function isJsxOpeningFragment(node) {
-        return node.kind === 278;
-    }
-    ts.isJsxOpeningFragment = isJsxOpeningFragment;
-    function isJsxClosingFragment(node) {
-        return node.kind === 279;
-    }
-    ts.isJsxClosingFragment = isJsxClosingFragment;
-    function isJsxAttribute(node) {
-        return node.kind === 280;
-    }
-    ts.isJsxAttribute = isJsxAttribute;
-    function isJsxAttributes(node) {
-        return node.kind === 281;
-    }
-    ts.isJsxAttributes = isJsxAttributes;
-    function isJsxSpreadAttribute(node) {
-        return node.kind === 282;
-    }
-    ts.isJsxSpreadAttribute = isJsxSpreadAttribute;
-    function isJsxExpression(node) {
-        return node.kind === 283;
-    }
-    ts.isJsxExpression = isJsxExpression;
-    function isCaseClause(node) {
-        return node.kind === 284;
-    }
-    ts.isCaseClause = isCaseClause;
-    function isDefaultClause(node) {
-        return node.kind === 285;
-    }
-    ts.isDefaultClause = isDefaultClause;
-    function isHeritageClause(node) {
-        return node.kind === 286;
-    }
-    ts.isHeritageClause = isHeritageClause;
-    function isCatchClause(node) {
-        return node.kind === 287;
-    }
-    ts.isCatchClause = isCatchClause;
-    function isPropertyAssignment(node) {
-        return node.kind === 288;
-    }
-    ts.isPropertyAssignment = isPropertyAssignment;
-    function isShorthandPropertyAssignment(node) {
-        return node.kind === 289;
-    }
-    ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment;
-    function isSpreadAssignment(node) {
-        return node.kind === 290;
-    }
-    ts.isSpreadAssignment = isSpreadAssignment;
-    function isEnumMember(node) {
-        return node.kind === 291;
-    }
-    ts.isEnumMember = isEnumMember;
-    function isUnparsedPrepend(node) {
-        return node.kind === 293;
-    }
-    ts.isUnparsedPrepend = isUnparsedPrepend;
-    function isSourceFile(node) {
-        return node.kind === 297;
-    }
-    ts.isSourceFile = isSourceFile;
-    function isBundle(node) {
-        return node.kind === 298;
-    }
-    ts.isBundle = isBundle;
-    function isUnparsedSource(node) {
-        return node.kind === 299;
-    }
-    ts.isUnparsedSource = isUnparsedSource;
-    function isJSDocTypeExpression(node) {
-        return node.kind === 301;
-    }
-    ts.isJSDocTypeExpression = isJSDocTypeExpression;
-    function isJSDocNameReference(node) {
-        return node.kind === 302;
-    }
-    ts.isJSDocNameReference = isJSDocNameReference;
-    function isJSDocAllType(node) {
-        return node.kind === 303;
-    }
-    ts.isJSDocAllType = isJSDocAllType;
-    function isJSDocUnknownType(node) {
-        return node.kind === 304;
-    }
-    ts.isJSDocUnknownType = isJSDocUnknownType;
-    function isJSDocNullableType(node) {
-        return node.kind === 305;
-    }
-    ts.isJSDocNullableType = isJSDocNullableType;
-    function isJSDocNonNullableType(node) {
-        return node.kind === 306;
-    }
-    ts.isJSDocNonNullableType = isJSDocNonNullableType;
-    function isJSDocOptionalType(node) {
-        return node.kind === 307;
-    }
-    ts.isJSDocOptionalType = isJSDocOptionalType;
-    function isJSDocFunctionType(node) {
-        return node.kind === 308;
-    }
-    ts.isJSDocFunctionType = isJSDocFunctionType;
-    function isJSDocVariadicType(node) {
-        return node.kind === 309;
-    }
-    ts.isJSDocVariadicType = isJSDocVariadicType;
-    function isJSDocNamepathType(node) {
-        return node.kind === 310;
-    }
-    ts.isJSDocNamepathType = isJSDocNamepathType;
-    function isJSDoc(node) {
-        return node.kind === 311;
-    }
-    ts.isJSDoc = isJSDoc;
-    function isJSDocTypeLiteral(node) {
-        return node.kind === 312;
-    }
-    ts.isJSDocTypeLiteral = isJSDocTypeLiteral;
-    function isJSDocSignature(node) {
-        return node.kind === 313;
-    }
-    ts.isJSDocSignature = isJSDocSignature;
-    function isJSDocAugmentsTag(node) {
-        return node.kind === 315;
-    }
-    ts.isJSDocAugmentsTag = isJSDocAugmentsTag;
-    function isJSDocAuthorTag(node) {
-        return node.kind === 317;
-    }
-    ts.isJSDocAuthorTag = isJSDocAuthorTag;
-    function isJSDocClassTag(node) {
-        return node.kind === 319;
-    }
-    ts.isJSDocClassTag = isJSDocClassTag;
-    function isJSDocCallbackTag(node) {
-        return node.kind === 324;
-    }
-    ts.isJSDocCallbackTag = isJSDocCallbackTag;
-    function isJSDocPublicTag(node) {
-        return node.kind === 320;
-    }
-    ts.isJSDocPublicTag = isJSDocPublicTag;
-    function isJSDocPrivateTag(node) {
-        return node.kind === 321;
-    }
-    ts.isJSDocPrivateTag = isJSDocPrivateTag;
-    function isJSDocProtectedTag(node) {
-        return node.kind === 322;
-    }
-    ts.isJSDocProtectedTag = isJSDocProtectedTag;
-    function isJSDocReadonlyTag(node) {
-        return node.kind === 323;
-    }
-    ts.isJSDocReadonlyTag = isJSDocReadonlyTag;
-    function isJSDocDeprecatedTag(node) {
-        return node.kind === 318;
-    }
-    ts.isJSDocDeprecatedTag = isJSDocDeprecatedTag;
-    function isJSDocEnumTag(node) {
-        return node.kind === 325;
-    }
-    ts.isJSDocEnumTag = isJSDocEnumTag;
-    function isJSDocParameterTag(node) {
-        return node.kind === 326;
-    }
-    ts.isJSDocParameterTag = isJSDocParameterTag;
-    function isJSDocReturnTag(node) {
-        return node.kind === 327;
-    }
-    ts.isJSDocReturnTag = isJSDocReturnTag;
-    function isJSDocThisTag(node) {
-        return node.kind === 328;
-    }
-    ts.isJSDocThisTag = isJSDocThisTag;
-    function isJSDocTypeTag(node) {
-        return node.kind === 329;
-    }
-    ts.isJSDocTypeTag = isJSDocTypeTag;
-    function isJSDocTemplateTag(node) {
-        return node.kind === 330;
-    }
-    ts.isJSDocTemplateTag = isJSDocTemplateTag;
-    function isJSDocTypedefTag(node) {
-        return node.kind === 331;
-    }
-    ts.isJSDocTypedefTag = isJSDocTypedefTag;
-    function isJSDocUnknownTag(node) {
-        return node.kind === 314;
-    }
-    ts.isJSDocUnknownTag = isJSDocUnknownTag;
-    function isJSDocPropertyTag(node) {
-        return node.kind === 333;
-    }
-    ts.isJSDocPropertyTag = isJSDocPropertyTag;
-    function isJSDocImplementsTag(node) {
-        return node.kind === 316;
-    }
-    ts.isJSDocImplementsTag = isJSDocImplementsTag;
-    function isSyntaxList(n) {
-        return n.kind === 334;
-    }
-    ts.isSyntaxList = isSyntaxList;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createEmptyExports(factory) {
-        return factory.createExportDeclaration(undefined, undefined, false, factory.createNamedExports([]), undefined);
-    }
-    ts.createEmptyExports = createEmptyExports;
-    function createMemberAccessForPropertyName(factory, target, memberName, location) {
-        if (ts.isComputedPropertyName(memberName)) {
-            return ts.setTextRange(factory.createElementAccessExpression(target, memberName.expression), location);
-        }
-        else {
-            var expression = ts.setTextRange(ts.isIdentifierOrPrivateIdentifier(memberName)
-                ? factory.createPropertyAccessExpression(target, memberName)
-                : factory.createElementAccessExpression(target, memberName), memberName);
-            ts.getOrCreateEmitNode(expression).flags |= 64;
-            return expression;
-        }
-    }
-    ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName;
-    function createReactNamespace(reactNamespace, parent) {
-        var react = ts.parseNodeFactory.createIdentifier(reactNamespace || "React");
-        ts.setParent(react, ts.getParseTreeNode(parent));
-        return react;
-    }
-    function createJsxFactoryExpressionFromEntityName(factory, jsxFactory, parent) {
-        if (ts.isQualifiedName(jsxFactory)) {
-            var left = createJsxFactoryExpressionFromEntityName(factory, jsxFactory.left, parent);
-            var right = factory.createIdentifier(ts.idText(jsxFactory.right));
-            right.escapedText = jsxFactory.right.escapedText;
-            return factory.createPropertyAccessExpression(left, right);
-        }
-        else {
-            return createReactNamespace(ts.idText(jsxFactory), parent);
-        }
-    }
-    function createJsxFactoryExpression(factory, jsxFactoryEntity, reactNamespace, parent) {
-        return jsxFactoryEntity ?
-            createJsxFactoryExpressionFromEntityName(factory, jsxFactoryEntity, parent) :
-            factory.createPropertyAccessExpression(createReactNamespace(reactNamespace, parent), "createElement");
-    }
-    ts.createJsxFactoryExpression = createJsxFactoryExpression;
-    function createJsxFragmentFactoryExpression(factory, jsxFragmentFactoryEntity, reactNamespace, parent) {
-        return jsxFragmentFactoryEntity ?
-            createJsxFactoryExpressionFromEntityName(factory, jsxFragmentFactoryEntity, parent) :
-            factory.createPropertyAccessExpression(createReactNamespace(reactNamespace, parent), "Fragment");
-    }
-    function createExpressionForJsxElement(factory, callee, tagName, props, children, location) {
-        var argumentsList = [tagName];
-        if (props) {
-            argumentsList.push(props);
-        }
-        if (children && children.length > 0) {
-            if (!props) {
-                argumentsList.push(factory.createNull());
-            }
-            if (children.length > 1) {
-                for (var _i = 0, children_3 = children; _i < children_3.length; _i++) {
-                    var child = children_3[_i];
-                    startOnNewLine(child);
-                    argumentsList.push(child);
-                }
-            }
-            else {
-                argumentsList.push(children[0]);
-            }
-        }
-        return ts.setTextRange(factory.createCallExpression(callee, undefined, argumentsList), location);
-    }
-    ts.createExpressionForJsxElement = createExpressionForJsxElement;
-    function createExpressionForJsxFragment(factory, jsxFactoryEntity, jsxFragmentFactoryEntity, reactNamespace, children, parentElement, location) {
-        var tagName = createJsxFragmentFactoryExpression(factory, jsxFragmentFactoryEntity, reactNamespace, parentElement);
-        var argumentsList = [tagName, factory.createNull()];
-        if (children && children.length > 0) {
-            if (children.length > 1) {
-                for (var _i = 0, children_4 = children; _i < children_4.length; _i++) {
-                    var child = children_4[_i];
-                    startOnNewLine(child);
-                    argumentsList.push(child);
-                }
-            }
-            else {
-                argumentsList.push(children[0]);
-            }
-        }
-        return ts.setTextRange(factory.createCallExpression(createJsxFactoryExpression(factory, jsxFactoryEntity, reactNamespace, parentElement), undefined, argumentsList), location);
-    }
-    ts.createExpressionForJsxFragment = createExpressionForJsxFragment;
-    function createForOfBindingStatement(factory, node, boundValue) {
-        if (ts.isVariableDeclarationList(node)) {
-            var firstDeclaration = ts.first(node.declarations);
-            var updatedDeclaration = factory.updateVariableDeclaration(firstDeclaration, firstDeclaration.name, undefined, undefined, boundValue);
-            return ts.setTextRange(factory.createVariableStatement(undefined, factory.updateVariableDeclarationList(node, [updatedDeclaration])), node);
-        }
-        else {
-            var updatedExpression = ts.setTextRange(factory.createAssignment(node, boundValue), node);
-            return ts.setTextRange(factory.createExpressionStatement(updatedExpression), node);
-        }
-    }
-    ts.createForOfBindingStatement = createForOfBindingStatement;
-    function insertLeadingStatement(factory, dest, source) {
-        if (ts.isBlock(dest)) {
-            return factory.updateBlock(dest, ts.setTextRange(factory.createNodeArray(__spreadArrays([source], dest.statements)), dest.statements));
-        }
-        else {
-            return factory.createBlock(factory.createNodeArray([dest, source]), true);
-        }
-    }
-    ts.insertLeadingStatement = insertLeadingStatement;
-    function createExpressionFromEntityName(factory, node) {
-        if (ts.isQualifiedName(node)) {
-            var left = createExpressionFromEntityName(factory, node.left);
-            var right = ts.setParent(ts.setTextRange(factory.cloneNode(node.right), node.right), node.right.parent);
-            return ts.setTextRange(factory.createPropertyAccessExpression(left, right), node);
-        }
-        else {
-            return ts.setParent(ts.setTextRange(factory.cloneNode(node), node), node.parent);
-        }
-    }
-    ts.createExpressionFromEntityName = createExpressionFromEntityName;
-    function createExpressionForPropertyName(factory, memberName) {
-        if (ts.isIdentifier(memberName)) {
-            return factory.createStringLiteralFromNode(memberName);
-        }
-        else if (ts.isComputedPropertyName(memberName)) {
-            return ts.setParent(ts.setTextRange(factory.cloneNode(memberName.expression), memberName.expression), memberName.expression.parent);
-        }
-        else {
-            return ts.setParent(ts.setTextRange(factory.cloneNode(memberName), memberName), memberName.parent);
-        }
-    }
-    ts.createExpressionForPropertyName = createExpressionForPropertyName;
-    function createExpressionForAccessorDeclaration(factory, properties, property, receiver, multiLine) {
-        var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor;
-        if (property === firstAccessor) {
-            return ts.setTextRange(factory.createObjectDefinePropertyCall(receiver, createExpressionForPropertyName(factory, property.name), factory.createPropertyDescriptor({
-                enumerable: factory.createFalse(),
-                configurable: true,
-                get: getAccessor && ts.setTextRange(ts.setOriginalNode(factory.createFunctionExpression(getAccessor.modifiers, undefined, undefined, undefined, getAccessor.parameters, undefined, getAccessor.body), getAccessor), getAccessor),
-                set: setAccessor && ts.setTextRange(ts.setOriginalNode(factory.createFunctionExpression(setAccessor.modifiers, undefined, undefined, undefined, setAccessor.parameters, undefined, setAccessor.body), setAccessor), setAccessor)
-            }, !multiLine)), firstAccessor);
-        }
-        return undefined;
-    }
-    function createExpressionForPropertyAssignment(factory, property, receiver) {
-        return ts.setOriginalNode(ts.setTextRange(factory.createAssignment(createMemberAccessForPropertyName(factory, receiver, property.name, property.name), property.initializer), property), property);
-    }
-    function createExpressionForShorthandPropertyAssignment(factory, property, receiver) {
-        return ts.setOriginalNode(ts.setTextRange(factory.createAssignment(createMemberAccessForPropertyName(factory, receiver, property.name, property.name), factory.cloneNode(property.name)), property), property);
-    }
-    function createExpressionForMethodDeclaration(factory, method, receiver) {
-        return ts.setOriginalNode(ts.setTextRange(factory.createAssignment(createMemberAccessForPropertyName(factory, receiver, method.name, method.name), ts.setOriginalNode(ts.setTextRange(factory.createFunctionExpression(method.modifiers, method.asteriskToken, undefined, undefined, method.parameters, undefined, method.body), method), method)), method), method);
-    }
-    function createExpressionForObjectLiteralElementLike(factory, node, property, receiver) {
-        if (property.name && ts.isPrivateIdentifier(property.name)) {
-            ts.Debug.failBadSyntaxKind(property.name, "Private identifiers are not allowed in object literals.");
-        }
-        switch (property.kind) {
-            case 167:
-            case 168:
-                return createExpressionForAccessorDeclaration(factory, node.properties, property, receiver, !!node.multiLine);
-            case 288:
-                return createExpressionForPropertyAssignment(factory, property, receiver);
-            case 289:
-                return createExpressionForShorthandPropertyAssignment(factory, property, receiver);
-            case 165:
-                return createExpressionForMethodDeclaration(factory, property, receiver);
-        }
-    }
-    ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike;
-    function isInternalName(node) {
-        return (ts.getEmitFlags(node) & 32768) !== 0;
-    }
-    ts.isInternalName = isInternalName;
-    function isLocalName(node) {
-        return (ts.getEmitFlags(node) & 16384) !== 0;
-    }
-    ts.isLocalName = isLocalName;
-    function isExportName(node) {
-        return (ts.getEmitFlags(node) & 8192) !== 0;
-    }
-    ts.isExportName = isExportName;
-    function isUseStrictPrologue(node) {
-        return ts.isStringLiteral(node.expression) && node.expression.text === "use strict";
-    }
-    function findUseStrictPrologue(statements) {
-        for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) {
-            var statement = statements_1[_i];
-            if (ts.isPrologueDirective(statement)) {
-                if (isUseStrictPrologue(statement)) {
-                    return statement;
-                }
-            }
-            else {
-                break;
-            }
-        }
-        return undefined;
-    }
-    ts.findUseStrictPrologue = findUseStrictPrologue;
-    function startsWithUseStrict(statements) {
-        var firstStatement = ts.firstOrUndefined(statements);
-        return firstStatement !== undefined
-            && ts.isPrologueDirective(firstStatement)
-            && isUseStrictPrologue(firstStatement);
-    }
-    ts.startsWithUseStrict = startsWithUseStrict;
-    function isCommaSequence(node) {
-        return node.kind === 216 && node.operatorToken.kind === 27 ||
-            node.kind === 337;
-    }
-    ts.isCommaSequence = isCommaSequence;
-    function isOuterExpression(node, kinds) {
-        if (kinds === void 0) { kinds = 15; }
-        switch (node.kind) {
-            case 207:
-                return (kinds & 1) !== 0;
-            case 206:
-            case 224:
-                return (kinds & 2) !== 0;
-            case 225:
-                return (kinds & 4) !== 0;
-            case 336:
-                return (kinds & 8) !== 0;
-        }
-        return false;
-    }
-    ts.isOuterExpression = isOuterExpression;
-    function skipOuterExpressions(node, kinds) {
-        if (kinds === void 0) { kinds = 15; }
-        while (isOuterExpression(node, kinds)) {
-            node = node.expression;
-        }
-        return node;
-    }
-    ts.skipOuterExpressions = skipOuterExpressions;
-    function skipAssertions(node) {
-        return skipOuterExpressions(node, 6);
-    }
-    ts.skipAssertions = skipAssertions;
-    function startOnNewLine(node) {
-        return ts.setStartsOnNewLine(node, true);
-    }
-    ts.startOnNewLine = startOnNewLine;
-    function getExternalHelpersModuleName(node) {
-        var parseNode = ts.getOriginalNode(node, ts.isSourceFile);
-        var emitNode = parseNode && parseNode.emitNode;
-        return emitNode && emitNode.externalHelpersModuleName;
-    }
-    ts.getExternalHelpersModuleName = getExternalHelpersModuleName;
-    function hasRecordedExternalHelpers(sourceFile) {
-        var parseNode = ts.getOriginalNode(sourceFile, ts.isSourceFile);
-        var emitNode = parseNode && parseNode.emitNode;
-        return !!emitNode && (!!emitNode.externalHelpersModuleName || !!emitNode.externalHelpers);
-    }
-    ts.hasRecordedExternalHelpers = hasRecordedExternalHelpers;
-    function createExternalHelpersImportDeclarationIfNeeded(nodeFactory, helperFactory, sourceFile, compilerOptions, hasExportStarsToExportValues, hasImportStar, hasImportDefault) {
-        if (compilerOptions.importHelpers && ts.isEffectiveExternalModule(sourceFile, compilerOptions)) {
-            var namedBindings = void 0;
-            var moduleKind = ts.getEmitModuleKind(compilerOptions);
-            if (moduleKind >= ts.ModuleKind.ES2015 && moduleKind <= ts.ModuleKind.ESNext) {
-                var helpers = ts.getEmitHelpers(sourceFile);
-                if (helpers) {
-                    var helperNames = [];
-                    for (var _i = 0, helpers_3 = helpers; _i < helpers_3.length; _i++) {
-                        var helper = helpers_3[_i];
-                        if (!helper.scoped) {
-                            var importName = helper.importName;
-                            if (importName) {
-                                ts.pushIfUnique(helperNames, importName);
-                            }
-                        }
-                    }
-                    if (ts.some(helperNames)) {
-                        helperNames.sort(ts.compareStringsCaseSensitive);
-                        namedBindings = nodeFactory.createNamedImports(ts.map(helperNames, function (name) { return ts.isFileLevelUniqueName(sourceFile, name)
-                            ? nodeFactory.createImportSpecifier(undefined, nodeFactory.createIdentifier(name))
-                            : nodeFactory.createImportSpecifier(nodeFactory.createIdentifier(name), helperFactory.getUnscopedHelperName(name)); }));
-                        var parseNode = ts.getOriginalNode(sourceFile, ts.isSourceFile);
-                        var emitNode = ts.getOrCreateEmitNode(parseNode);
-                        emitNode.externalHelpers = true;
-                    }
-                }
-            }
-            else {
-                var externalHelpersModuleName = getOrCreateExternalHelpersModuleNameIfNeeded(nodeFactory, sourceFile, compilerOptions, hasExportStarsToExportValues, hasImportStar || hasImportDefault);
-                if (externalHelpersModuleName) {
-                    namedBindings = nodeFactory.createNamespaceImport(externalHelpersModuleName);
-                }
-            }
-            if (namedBindings) {
-                var externalHelpersImportDeclaration = nodeFactory.createImportDeclaration(undefined, undefined, nodeFactory.createImportClause(false, undefined, namedBindings), nodeFactory.createStringLiteral(ts.externalHelpersModuleNameText));
-                ts.addEmitFlags(externalHelpersImportDeclaration, 67108864);
-                return externalHelpersImportDeclaration;
-            }
-        }
-    }
-    ts.createExternalHelpersImportDeclarationIfNeeded = createExternalHelpersImportDeclarationIfNeeded;
-    function getOrCreateExternalHelpersModuleNameIfNeeded(factory, node, compilerOptions, hasExportStarsToExportValues, hasImportStarOrImportDefault) {
-        if (compilerOptions.importHelpers && ts.isEffectiveExternalModule(node, compilerOptions)) {
-            var externalHelpersModuleName = getExternalHelpersModuleName(node);
-            if (externalHelpersModuleName) {
-                return externalHelpersModuleName;
-            }
-            var moduleKind = ts.getEmitModuleKind(compilerOptions);
-            var create = (hasExportStarsToExportValues || (compilerOptions.esModuleInterop && hasImportStarOrImportDefault))
-                && moduleKind !== ts.ModuleKind.System
-                && moduleKind < ts.ModuleKind.ES2015;
-            if (!create) {
-                var helpers = ts.getEmitHelpers(node);
-                if (helpers) {
-                    for (var _i = 0, helpers_4 = helpers; _i < helpers_4.length; _i++) {
-                        var helper = helpers_4[_i];
-                        if (!helper.scoped) {
-                            create = true;
-                            break;
-                        }
-                    }
-                }
-            }
-            if (create) {
-                var parseNode = ts.getOriginalNode(node, ts.isSourceFile);
-                var emitNode = ts.getOrCreateEmitNode(parseNode);
-                return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = factory.createUniqueName(ts.externalHelpersModuleNameText));
-            }
-        }
-    }
-    ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded;
-    function getLocalNameForExternalImport(factory, node, sourceFile) {
-        var namespaceDeclaration = ts.getNamespaceDeclarationNode(node);
-        if (namespaceDeclaration && !ts.isDefaultImport(node) && !ts.isExportNamespaceAsDefaultDeclaration(node)) {
-            var name = namespaceDeclaration.name;
-            return ts.isGeneratedIdentifier(name) ? name : factory.createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, name) || ts.idText(name));
-        }
-        if (node.kind === 261 && node.importClause) {
-            return factory.getGeneratedNameForNode(node);
-        }
-        if (node.kind === 267 && node.moduleSpecifier) {
-            return factory.getGeneratedNameForNode(node);
-        }
-        return undefined;
-    }
-    ts.getLocalNameForExternalImport = getLocalNameForExternalImport;
-    function getExternalModuleNameLiteral(factory, importNode, sourceFile, host, resolver, compilerOptions) {
-        var moduleName = ts.getExternalModuleName(importNode);
-        if (moduleName.kind === 10) {
-            return tryGetModuleNameFromDeclaration(importNode, host, factory, resolver, compilerOptions)
-                || tryRenameExternalModule(factory, moduleName, sourceFile)
-                || factory.cloneNode(moduleName);
-        }
-        return undefined;
-    }
-    ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral;
-    function tryRenameExternalModule(factory, moduleName, sourceFile) {
-        var rename = sourceFile.renamedDependencies && sourceFile.renamedDependencies.get(moduleName.text);
-        return rename && factory.createStringLiteral(rename);
-    }
-    function tryGetModuleNameFromFile(factory, file, host, options) {
-        if (!file) {
-            return undefined;
-        }
-        if (file.moduleName) {
-            return factory.createStringLiteral(file.moduleName);
-        }
-        if (!file.isDeclarationFile && ts.outFile(options)) {
-            return factory.createStringLiteral(ts.getExternalModuleNameFromPath(host, file.fileName));
-        }
-        return undefined;
-    }
-    ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile;
-    function tryGetModuleNameFromDeclaration(declaration, host, factory, resolver, compilerOptions) {
-        return tryGetModuleNameFromFile(factory, resolver.getExternalModuleFileFromDeclaration(declaration), host, compilerOptions);
-    }
-    function getInitializerOfBindingOrAssignmentElement(bindingElement) {
-        if (ts.isDeclarationBindingElement(bindingElement)) {
-            return bindingElement.initializer;
-        }
-        if (ts.isPropertyAssignment(bindingElement)) {
-            var initializer = bindingElement.initializer;
-            return ts.isAssignmentExpression(initializer, true)
-                ? initializer.right
-                : undefined;
-        }
-        if (ts.isShorthandPropertyAssignment(bindingElement)) {
-            return bindingElement.objectAssignmentInitializer;
-        }
-        if (ts.isAssignmentExpression(bindingElement, true)) {
-            return bindingElement.right;
-        }
-        if (ts.isSpreadElement(bindingElement)) {
-            return getInitializerOfBindingOrAssignmentElement(bindingElement.expression);
-        }
-    }
-    ts.getInitializerOfBindingOrAssignmentElement = getInitializerOfBindingOrAssignmentElement;
-    function getTargetOfBindingOrAssignmentElement(bindingElement) {
-        if (ts.isDeclarationBindingElement(bindingElement)) {
-            return bindingElement.name;
-        }
-        if (ts.isObjectLiteralElementLike(bindingElement)) {
-            switch (bindingElement.kind) {
-                case 288:
-                    return getTargetOfBindingOrAssignmentElement(bindingElement.initializer);
-                case 289:
-                    return bindingElement.name;
-                case 290:
-                    return getTargetOfBindingOrAssignmentElement(bindingElement.expression);
-            }
-            return undefined;
-        }
-        if (ts.isAssignmentExpression(bindingElement, true)) {
-            return getTargetOfBindingOrAssignmentElement(bindingElement.left);
-        }
-        if (ts.isSpreadElement(bindingElement)) {
-            return getTargetOfBindingOrAssignmentElement(bindingElement.expression);
-        }
-        return bindingElement;
-    }
-    ts.getTargetOfBindingOrAssignmentElement = getTargetOfBindingOrAssignmentElement;
-    function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) {
-        switch (bindingElement.kind) {
-            case 160:
-            case 198:
-                return bindingElement.dotDotDotToken;
-            case 220:
-            case 290:
-                return bindingElement;
-        }
-        return undefined;
-    }
-    ts.getRestIndicatorOfBindingOrAssignmentElement = getRestIndicatorOfBindingOrAssignmentElement;
-    function getPropertyNameOfBindingOrAssignmentElement(bindingElement) {
-        var propertyName = tryGetPropertyNameOfBindingOrAssignmentElement(bindingElement);
-        ts.Debug.assert(!!propertyName || ts.isSpreadAssignment(bindingElement), "Invalid property name for binding element.");
-        return propertyName;
-    }
-    ts.getPropertyNameOfBindingOrAssignmentElement = getPropertyNameOfBindingOrAssignmentElement;
-    function tryGetPropertyNameOfBindingOrAssignmentElement(bindingElement) {
-        switch (bindingElement.kind) {
-            case 198:
-                if (bindingElement.propertyName) {
-                    var propertyName = bindingElement.propertyName;
-                    if (ts.isPrivateIdentifier(propertyName)) {
-                        return ts.Debug.failBadSyntaxKind(propertyName);
-                    }
-                    return ts.isComputedPropertyName(propertyName) && isStringOrNumericLiteral(propertyName.expression)
-                        ? propertyName.expression
-                        : propertyName;
-                }
-                break;
-            case 288:
-                if (bindingElement.name) {
-                    var propertyName = bindingElement.name;
-                    if (ts.isPrivateIdentifier(propertyName)) {
-                        return ts.Debug.failBadSyntaxKind(propertyName);
-                    }
-                    return ts.isComputedPropertyName(propertyName) && isStringOrNumericLiteral(propertyName.expression)
-                        ? propertyName.expression
-                        : propertyName;
-                }
-                break;
-            case 290:
-                if (bindingElement.name && ts.isPrivateIdentifier(bindingElement.name)) {
-                    return ts.Debug.failBadSyntaxKind(bindingElement.name);
-                }
-                return bindingElement.name;
-        }
-        var target = getTargetOfBindingOrAssignmentElement(bindingElement);
-        if (target && ts.isPropertyName(target)) {
-            return target;
-        }
-    }
-    ts.tryGetPropertyNameOfBindingOrAssignmentElement = tryGetPropertyNameOfBindingOrAssignmentElement;
-    function isStringOrNumericLiteral(node) {
-        var kind = node.kind;
-        return kind === 10
-            || kind === 8;
-    }
-    function getElementsOfBindingOrAssignmentPattern(name) {
-        switch (name.kind) {
-            case 196:
-            case 197:
-            case 199:
-                return name.elements;
-            case 200:
-                return name.properties;
-        }
-    }
-    ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern;
-    function getJSDocTypeAliasName(fullName) {
-        if (fullName) {
-            var rightNode = fullName;
-            while (true) {
-                if (ts.isIdentifier(rightNode) || !rightNode.body) {
-                    return ts.isIdentifier(rightNode) ? rightNode : rightNode.name;
-                }
-                rightNode = rightNode.body;
-            }
-        }
-    }
-    ts.getJSDocTypeAliasName = getJSDocTypeAliasName;
-    function canHaveModifiers(node) {
-        var kind = node.kind;
-        return kind === 160
-            || kind === 162
-            || kind === 163
-            || kind === 164
-            || kind === 165
-            || kind === 166
-            || kind === 167
-            || kind === 168
-            || kind === 171
-            || kind === 208
-            || kind === 209
-            || kind === 221
-            || kind === 232
-            || kind === 251
-            || kind === 252
-            || kind === 253
-            || kind === 254
-            || kind === 255
-            || kind === 256
-            || kind === 260
-            || kind === 261
-            || kind === 266
-            || kind === 267;
-    }
-    ts.canHaveModifiers = canHaveModifiers;
-    function isExportModifier(node) {
-        return node.kind === 92;
-    }
-    ts.isExportModifier = isExportModifier;
-    function isAsyncModifier(node) {
-        return node.kind === 129;
-    }
-    ts.isAsyncModifier = isAsyncModifier;
-    function isStaticModifier(node) {
-        return node.kind === 123;
-    }
-    ts.isStaticModifier = isStaticModifier;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function setTextRange(range, location) {
-        return location ? ts.setTextRangePosEnd(range, location.pos, location.end) : range;
-    }
-    ts.setTextRange = setTextRange;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var NodeConstructor;
-    var TokenConstructor;
-    var IdentifierConstructor;
-    var PrivateIdentifierConstructor;
-    var SourceFileConstructor;
-    ts.parseBaseNodeFactory = {
-        createBaseSourceFileNode: function (kind) { return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, -1, -1); },
-        createBaseIdentifierNode: function (kind) { return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, -1, -1); },
-        createBasePrivateIdentifierNode: function (kind) { return new (PrivateIdentifierConstructor || (PrivateIdentifierConstructor = ts.objectAllocator.getPrivateIdentifierConstructor()))(kind, -1, -1); },
-        createBaseTokenNode: function (kind) { return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, -1, -1); },
-        createBaseNode: function (kind) { return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, -1, -1); },
-    };
-    ts.parseNodeFactory = ts.createNodeFactory(1, ts.parseBaseNodeFactory);
-    function visitNode(cbNode, node) {
-        return node && cbNode(node);
-    }
-    function visitNodes(cbNode, cbNodes, nodes) {
-        if (nodes) {
-            if (cbNodes) {
-                return cbNodes(nodes);
-            }
-            for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) {
-                var node = nodes_1[_i];
-                var result = cbNode(node);
-                if (result) {
-                    return result;
-                }
-            }
-        }
-    }
-    function isJSDocLikeText(text, start) {
-        return text.charCodeAt(start + 1) === 42 &&
-            text.charCodeAt(start + 2) === 42 &&
-            text.charCodeAt(start + 3) !== 47;
-    }
-    ts.isJSDocLikeText = isJSDocLikeText;
-    function forEachChild(node, cbNode, cbNodes) {
-        if (!node || node.kind <= 156) {
-            return;
-        }
-        switch (node.kind) {
-            case 157:
-                return visitNode(cbNode, node.left) ||
-                    visitNode(cbNode, node.right);
-            case 159:
-                return visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.constraint) ||
-                    visitNode(cbNode, node.default) ||
-                    visitNode(cbNode, node.expression);
-            case 289:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.exclamationToken) ||
-                    visitNode(cbNode, node.equalsToken) ||
-                    visitNode(cbNode, node.objectAssignmentInitializer);
-            case 290:
-                return visitNode(cbNode, node.expression);
-            case 160:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.dotDotDotToken) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.type) ||
-                    visitNode(cbNode, node.initializer);
-            case 163:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.exclamationToken) ||
-                    visitNode(cbNode, node.type) ||
-                    visitNode(cbNode, node.initializer);
-            case 162:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.type) ||
-                    visitNode(cbNode, node.initializer);
-            case 288:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.initializer);
-            case 249:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.exclamationToken) ||
-                    visitNode(cbNode, node.type) ||
-                    visitNode(cbNode, node.initializer);
-            case 198:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.dotDotDotToken) ||
-                    visitNode(cbNode, node.propertyName) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.initializer);
-            case 174:
-            case 175:
-            case 169:
-            case 170:
-            case 171:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNodes(cbNode, cbNodes, node.typeParameters) ||
-                    visitNodes(cbNode, cbNodes, node.parameters) ||
-                    visitNode(cbNode, node.type);
-            case 165:
-            case 164:
-            case 166:
-            case 167:
-            case 168:
-            case 208:
-            case 251:
-            case 209:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.asteriskToken) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.exclamationToken) ||
-                    visitNodes(cbNode, cbNodes, node.typeParameters) ||
-                    visitNodes(cbNode, cbNodes, node.parameters) ||
-                    visitNode(cbNode, node.type) ||
-                    visitNode(cbNode, node.equalsGreaterThanToken) ||
-                    visitNode(cbNode, node.body);
-            case 173:
-                return visitNode(cbNode, node.typeName) ||
-                    visitNodes(cbNode, cbNodes, node.typeArguments);
-            case 172:
-                return visitNode(cbNode, node.assertsModifier) ||
-                    visitNode(cbNode, node.parameterName) ||
-                    visitNode(cbNode, node.type);
-            case 176:
-                return visitNode(cbNode, node.exprName);
-            case 177:
-                return visitNodes(cbNode, cbNodes, node.members);
-            case 178:
-                return visitNode(cbNode, node.elementType);
-            case 179:
-                return visitNodes(cbNode, cbNodes, node.elements);
-            case 182:
-            case 183:
-                return visitNodes(cbNode, cbNodes, node.types);
-            case 184:
-                return visitNode(cbNode, node.checkType) ||
-                    visitNode(cbNode, node.extendsType) ||
-                    visitNode(cbNode, node.trueType) ||
-                    visitNode(cbNode, node.falseType);
-            case 185:
-                return visitNode(cbNode, node.typeParameter);
-            case 195:
-                return visitNode(cbNode, node.argument) ||
-                    visitNode(cbNode, node.qualifier) ||
-                    visitNodes(cbNode, cbNodes, node.typeArguments);
-            case 186:
-            case 188:
-                return visitNode(cbNode, node.type);
-            case 189:
-                return visitNode(cbNode, node.objectType) ||
-                    visitNode(cbNode, node.indexType);
-            case 190:
-                return visitNode(cbNode, node.readonlyToken) ||
-                    visitNode(cbNode, node.typeParameter) ||
-                    visitNode(cbNode, node.nameType) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.type);
-            case 191:
-                return visitNode(cbNode, node.literal);
-            case 192:
-                return visitNode(cbNode, node.dotDotDotToken) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.type);
-            case 196:
-            case 197:
-                return visitNodes(cbNode, cbNodes, node.elements);
-            case 199:
-                return visitNodes(cbNode, cbNodes, node.elements);
-            case 200:
-                return visitNodes(cbNode, cbNodes, node.properties);
-            case 201:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.questionDotToken) ||
-                    visitNode(cbNode, node.name);
-            case 202:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.questionDotToken) ||
-                    visitNode(cbNode, node.argumentExpression);
-            case 203:
-            case 204:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.questionDotToken) ||
-                    visitNodes(cbNode, cbNodes, node.typeArguments) ||
-                    visitNodes(cbNode, cbNodes, node.arguments);
-            case 205:
-                return visitNode(cbNode, node.tag) ||
-                    visitNode(cbNode, node.questionDotToken) ||
-                    visitNodes(cbNode, cbNodes, node.typeArguments) ||
-                    visitNode(cbNode, node.template);
-            case 206:
-                return visitNode(cbNode, node.type) ||
-                    visitNode(cbNode, node.expression);
-            case 207:
-                return visitNode(cbNode, node.expression);
-            case 210:
-                return visitNode(cbNode, node.expression);
-            case 211:
-                return visitNode(cbNode, node.expression);
-            case 212:
-                return visitNode(cbNode, node.expression);
-            case 214:
-                return visitNode(cbNode, node.operand);
-            case 219:
-                return visitNode(cbNode, node.asteriskToken) ||
-                    visitNode(cbNode, node.expression);
-            case 213:
-                return visitNode(cbNode, node.expression);
-            case 215:
-                return visitNode(cbNode, node.operand);
-            case 216:
-                return visitNode(cbNode, node.left) ||
-                    visitNode(cbNode, node.operatorToken) ||
-                    visitNode(cbNode, node.right);
-            case 224:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.type);
-            case 225:
-                return visitNode(cbNode, node.expression);
-            case 226:
-                return visitNode(cbNode, node.name);
-            case 217:
-                return visitNode(cbNode, node.condition) ||
-                    visitNode(cbNode, node.questionToken) ||
-                    visitNode(cbNode, node.whenTrue) ||
-                    visitNode(cbNode, node.colonToken) ||
-                    visitNode(cbNode, node.whenFalse);
-            case 220:
-                return visitNode(cbNode, node.expression);
-            case 230:
-            case 257:
-                return visitNodes(cbNode, cbNodes, node.statements);
-            case 297:
-                return visitNodes(cbNode, cbNodes, node.statements) ||
-                    visitNode(cbNode, node.endOfFileToken);
-            case 232:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.declarationList);
-            case 250:
-                return visitNodes(cbNode, cbNodes, node.declarations);
-            case 233:
-                return visitNode(cbNode, node.expression);
-            case 234:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.thenStatement) ||
-                    visitNode(cbNode, node.elseStatement);
-            case 235:
-                return visitNode(cbNode, node.statement) ||
-                    visitNode(cbNode, node.expression);
-            case 236:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.statement);
-            case 237:
-                return visitNode(cbNode, node.initializer) ||
-                    visitNode(cbNode, node.condition) ||
-                    visitNode(cbNode, node.incrementor) ||
-                    visitNode(cbNode, node.statement);
-            case 238:
-                return visitNode(cbNode, node.initializer) ||
-                    visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.statement);
-            case 239:
-                return visitNode(cbNode, node.awaitModifier) ||
-                    visitNode(cbNode, node.initializer) ||
-                    visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.statement);
-            case 240:
-            case 241:
-                return visitNode(cbNode, node.label);
-            case 242:
-                return visitNode(cbNode, node.expression);
-            case 243:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.statement);
-            case 244:
-                return visitNode(cbNode, node.expression) ||
-                    visitNode(cbNode, node.caseBlock);
-            case 258:
-                return visitNodes(cbNode, cbNodes, node.clauses);
-            case 284:
-                return visitNode(cbNode, node.expression) ||
-                    visitNodes(cbNode, cbNodes, node.statements);
-            case 285:
-                return visitNodes(cbNode, cbNodes, node.statements);
-            case 245:
-                return visitNode(cbNode, node.label) ||
-                    visitNode(cbNode, node.statement);
-            case 246:
-                return visitNode(cbNode, node.expression);
-            case 247:
-                return visitNode(cbNode, node.tryBlock) ||
-                    visitNode(cbNode, node.catchClause) ||
-                    visitNode(cbNode, node.finallyBlock);
-            case 287:
-                return visitNode(cbNode, node.variableDeclaration) ||
-                    visitNode(cbNode, node.block);
-            case 161:
-                return visitNode(cbNode, node.expression);
-            case 252:
-            case 221:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNodes(cbNode, cbNodes, node.typeParameters) ||
-                    visitNodes(cbNode, cbNodes, node.heritageClauses) ||
-                    visitNodes(cbNode, cbNodes, node.members);
-            case 253:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNodes(cbNode, cbNodes, node.typeParameters) ||
-                    visitNodes(cbNode, cbNodes, node.heritageClauses) ||
-                    visitNodes(cbNode, cbNodes, node.members);
-            case 254:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNodes(cbNode, cbNodes, node.typeParameters) ||
-                    visitNode(cbNode, node.type);
-            case 255:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNodes(cbNode, cbNodes, node.members);
-            case 291:
-                return visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.initializer);
-            case 256:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.body);
-            case 260:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.moduleReference);
-            case 261:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.importClause) ||
-                    visitNode(cbNode, node.moduleSpecifier);
-            case 262:
-                return visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.namedBindings);
-            case 259:
-                return visitNode(cbNode, node.name);
-            case 263:
-                return visitNode(cbNode, node.name);
-            case 269:
-                return visitNode(cbNode, node.name);
-            case 264:
-            case 268:
-                return visitNodes(cbNode, cbNodes, node.elements);
-            case 267:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.exportClause) ||
-                    visitNode(cbNode, node.moduleSpecifier);
-            case 265:
-            case 270:
-                return visitNode(cbNode, node.propertyName) ||
-                    visitNode(cbNode, node.name);
-            case 266:
-                return visitNodes(cbNode, cbNodes, node.decorators) ||
-                    visitNodes(cbNode, cbNodes, node.modifiers) ||
-                    visitNode(cbNode, node.expression);
-            case 218:
-                return visitNode(cbNode, node.head) || visitNodes(cbNode, cbNodes, node.templateSpans);
-            case 228:
-                return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal);
-            case 193:
-                return visitNode(cbNode, node.head) || visitNodes(cbNode, cbNodes, node.templateSpans);
-            case 194:
-                return visitNode(cbNode, node.type) || visitNode(cbNode, node.literal);
-            case 158:
-                return visitNode(cbNode, node.expression);
-            case 286:
-                return visitNodes(cbNode, cbNodes, node.types);
-            case 223:
-                return visitNode(cbNode, node.expression) ||
-                    visitNodes(cbNode, cbNodes, node.typeArguments);
-            case 272:
-                return visitNode(cbNode, node.expression);
-            case 271:
-                return visitNodes(cbNode, cbNodes, node.decorators);
-            case 337:
-                return visitNodes(cbNode, cbNodes, node.elements);
-            case 273:
-                return visitNode(cbNode, node.openingElement) ||
-                    visitNodes(cbNode, cbNodes, node.children) ||
-                    visitNode(cbNode, node.closingElement);
-            case 277:
-                return visitNode(cbNode, node.openingFragment) ||
-                    visitNodes(cbNode, cbNodes, node.children) ||
-                    visitNode(cbNode, node.closingFragment);
-            case 274:
-            case 275:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNodes(cbNode, cbNodes, node.typeArguments) ||
-                    visitNode(cbNode, node.attributes);
-            case 281:
-                return visitNodes(cbNode, cbNodes, node.properties);
-            case 280:
-                return visitNode(cbNode, node.name) ||
-                    visitNode(cbNode, node.initializer);
-            case 282:
-                return visitNode(cbNode, node.expression);
-            case 283:
-                return visitNode(cbNode, node.dotDotDotToken) ||
-                    visitNode(cbNode, node.expression);
-            case 276:
-                return visitNode(cbNode, node.tagName);
-            case 180:
-            case 181:
-            case 301:
-            case 306:
-            case 305:
-            case 307:
-            case 309:
-                return visitNode(cbNode, node.type);
-            case 308:
-                return visitNodes(cbNode, cbNodes, node.parameters) ||
-                    visitNode(cbNode, node.type);
-            case 311:
-                return visitNodes(cbNode, cbNodes, node.tags);
-            case 332:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNode(cbNode, node.name);
-            case 302:
-                return visitNode(cbNode, node.name);
-            case 326:
-            case 333:
-                return visitNode(cbNode, node.tagName) ||
-                    (node.isNameFirst
-                        ? visitNode(cbNode, node.name) ||
-                            visitNode(cbNode, node.typeExpression)
-                        : visitNode(cbNode, node.typeExpression) ||
-                            visitNode(cbNode, node.name));
-            case 317:
-                return visitNode(cbNode, node.tagName);
-            case 316:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNode(cbNode, node.class);
-            case 315:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNode(cbNode, node.class);
-            case 330:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNode(cbNode, node.constraint) ||
-                    visitNodes(cbNode, cbNodes, node.typeParameters);
-            case 331:
-                return visitNode(cbNode, node.tagName) ||
-                    (node.typeExpression &&
-                        node.typeExpression.kind === 301
-                        ? visitNode(cbNode, node.typeExpression) ||
-                            visitNode(cbNode, node.fullName)
-                        : visitNode(cbNode, node.fullName) ||
-                            visitNode(cbNode, node.typeExpression));
-            case 324:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNode(cbNode, node.fullName) ||
-                    visitNode(cbNode, node.typeExpression);
-            case 327:
-            case 329:
-            case 328:
-            case 325:
-                return visitNode(cbNode, node.tagName) ||
-                    visitNode(cbNode, node.typeExpression);
-            case 313:
-                return ts.forEach(node.typeParameters, cbNode) ||
-                    ts.forEach(node.parameters, cbNode) ||
-                    visitNode(cbNode, node.type);
-            case 312:
-                return ts.forEach(node.jsDocPropertyTags, cbNode);
-            case 314:
-            case 319:
-            case 320:
-            case 321:
-            case 322:
-            case 323:
-                return visitNode(cbNode, node.tagName);
-            case 336:
-                return visitNode(cbNode, node.expression);
-        }
-    }
-    ts.forEachChild = forEachChild;
-    function forEachChildRecursively(rootNode, cbNode, cbNodes) {
-        var stack = [rootNode];
-        while (stack.length) {
-            var parent = stack.pop();
-            var res = visitAllPossibleChildren(parent, gatherPossibleChildren(parent));
-            if (res) {
-                return res;
-            }
-        }
-        return;
-        function gatherPossibleChildren(node) {
-            var children = [];
-            forEachChild(node, addWorkItem, addWorkItem);
-            return children;
-            function addWorkItem(n) {
-                children.unshift(n);
-            }
-        }
-        function visitAllPossibleChildren(parent, children) {
-            for (var _i = 0, children_5 = children; _i < children_5.length; _i++) {
-                var child = children_5[_i];
-                if (ts.isArray(child)) {
-                    if (cbNodes) {
-                        var res = cbNodes(child, parent);
-                        if (res) {
-                            if (res === "skip")
-                                continue;
-                            return res;
-                        }
-                    }
-                    for (var i = child.length - 1; i >= 0; i--) {
-                        var realChild = child[i];
-                        var res = cbNode(realChild, parent);
-                        if (res) {
-                            if (res === "skip")
-                                continue;
-                            return res;
-                        }
-                        stack.push(realChild);
-                    }
-                }
-                else {
-                    stack.push(child);
-                    var res = cbNode(child, parent);
-                    if (res) {
-                        if (res === "skip")
-                            continue;
-                        return res;
-                    }
-                }
-            }
-        }
-    }
-    ts.forEachChildRecursively = forEachChildRecursively;
-    function createSourceFile(fileName, sourceText, languageVersion, setParentNodes, scriptKind) {
-        if (setParentNodes === void 0) { setParentNodes = false; }
-        var tracingData = ["parse", "createSourceFile", { path: fileName }];
-        ts.tracing.begin.apply(ts.tracing, tracingData);
-        ts.performance.mark("beforeParse");
-        var result;
-        ts.perfLogger.logStartParseSourceFile(fileName);
-        if (languageVersion === 100) {
-            result = Parser.parseSourceFile(fileName, sourceText, languageVersion, undefined, setParentNodes, 6);
-        }
-        else {
-            result = Parser.parseSourceFile(fileName, sourceText, languageVersion, undefined, setParentNodes, scriptKind);
-        }
-        ts.perfLogger.logStopParseSourceFile();
-        ts.performance.mark("afterParse");
-        ts.performance.measure("Parse", "beforeParse", "afterParse");
-        ts.tracing.end.apply(ts.tracing, tracingData);
-        return result;
-    }
-    ts.createSourceFile = createSourceFile;
-    function parseIsolatedEntityName(text, languageVersion) {
-        return Parser.parseIsolatedEntityName(text, languageVersion);
-    }
-    ts.parseIsolatedEntityName = parseIsolatedEntityName;
-    function parseJsonText(fileName, sourceText) {
-        return Parser.parseJsonText(fileName, sourceText);
-    }
-    ts.parseJsonText = parseJsonText;
-    function isExternalModule(file) {
-        return file.externalModuleIndicator !== undefined;
-    }
-    ts.isExternalModule = isExternalModule;
-    function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) {
-        if (aggressiveChecks === void 0) { aggressiveChecks = false; }
-        var newSourceFile = IncrementalParser.updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks);
-        newSourceFile.flags |= (sourceFile.flags & 3145728);
-        return newSourceFile;
-    }
-    ts.updateSourceFile = updateSourceFile;
-    function parseIsolatedJSDocComment(content, start, length) {
-        var result = Parser.JSDocParser.parseIsolatedJSDocComment(content, start, length);
-        if (result && result.jsDoc) {
-            Parser.fixupParentReferences(result.jsDoc);
-        }
-        return result;
-    }
-    ts.parseIsolatedJSDocComment = parseIsolatedJSDocComment;
-    function parseJSDocTypeExpressionForTests(content, start, length) {
-        return Parser.JSDocParser.parseJSDocTypeExpressionForTests(content, start, length);
-    }
-    ts.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests;
-    var Parser;
-    (function (Parser) {
-        var scanner = ts.createScanner(99, true);
-        var disallowInAndDecoratorContext = 4096 | 16384;
-        var NodeConstructor;
-        var TokenConstructor;
-        var IdentifierConstructor;
-        var PrivateIdentifierConstructor;
-        var SourceFileConstructor;
-        function countNode(node) {
-            nodeCount++;
-            return node;
-        }
-        var baseNodeFactory = {
-            createBaseSourceFileNode: function (kind) { return countNode(new SourceFileConstructor(kind, 0, 0)); },
-            createBaseIdentifierNode: function (kind) { return countNode(new IdentifierConstructor(kind, 0, 0)); },
-            createBasePrivateIdentifierNode: function (kind) { return countNode(new PrivateIdentifierConstructor(kind, 0, 0)); },
-            createBaseTokenNode: function (kind) { return countNode(new TokenConstructor(kind, 0, 0)); },
-            createBaseNode: function (kind) { return countNode(new NodeConstructor(kind, 0, 0)); }
-        };
-        var factory = ts.createNodeFactory(1 | 2 | 8, baseNodeFactory);
-        var fileName;
-        var sourceFlags;
-        var sourceText;
-        var languageVersion;
-        var scriptKind;
-        var languageVariant;
-        var parseDiagnostics;
-        var jsDocDiagnostics;
-        var syntaxCursor;
-        var currentToken;
-        var nodeCount;
-        var identifiers;
-        var privateIdentifiers;
-        var identifierCount;
-        var parsingContext;
-        var notParenthesizedArrow;
-        var contextFlags;
-        var topLevel = true;
-        var parseErrorBeforeNextFinishedNode = false;
-        function parseSourceFile(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes, scriptKind) {
-            if (setParentNodes === void 0) { setParentNodes = false; }
-            scriptKind = ts.ensureScriptKind(fileName, scriptKind);
-            if (scriptKind === 6) {
-                var result_3 = parseJsonText(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes);
-                ts.convertToObjectWorker(result_3, result_3.parseDiagnostics, false, undefined, undefined);
-                result_3.referencedFiles = ts.emptyArray;
-                result_3.typeReferenceDirectives = ts.emptyArray;
-                result_3.libReferenceDirectives = ts.emptyArray;
-                result_3.amdDependencies = ts.emptyArray;
-                result_3.hasNoDefaultLib = false;
-                result_3.pragmas = ts.emptyMap;
-                return result_3;
-            }
-            initializeState(fileName, sourceText, languageVersion, syntaxCursor, scriptKind);
-            var result = parseSourceFileWorker(languageVersion, setParentNodes, scriptKind);
-            clearState();
-            return result;
-        }
-        Parser.parseSourceFile = parseSourceFile;
-        function parseIsolatedEntityName(content, languageVersion) {
-            initializeState("", content, languageVersion, undefined, 1);
-            nextToken();
-            var entityName = parseEntityName(true);
-            var isInvalid = token() === 1 && !parseDiagnostics.length;
-            clearState();
-            return isInvalid ? entityName : undefined;
-        }
-        Parser.parseIsolatedEntityName = parseIsolatedEntityName;
-        function parseJsonText(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes) {
-            if (languageVersion === void 0) { languageVersion = 2; }
-            if (setParentNodes === void 0) { setParentNodes = false; }
-            initializeState(fileName, sourceText, languageVersion, syntaxCursor, 6);
-            sourceFlags = contextFlags;
-            nextToken();
-            var pos = getNodePos();
-            var statements, endOfFileToken;
-            if (token() === 1) {
-                statements = createNodeArray([], pos, pos);
-                endOfFileToken = parseTokenNode();
-            }
-            else {
-                var expression = void 0;
-                switch (token()) {
-                    case 22:
-                        expression = parseArrayLiteralExpression();
-                        break;
-                    case 109:
-                    case 94:
-                    case 103:
-                        expression = parseTokenNode();
-                        break;
-                    case 40:
-                        if (lookAhead(function () { return nextToken() === 8 && nextToken() !== 58; })) {
-                            expression = parsePrefixUnaryExpression();
-                        }
-                        else {
-                            expression = parseObjectLiteralExpression();
-                        }
-                        break;
-                    case 8:
-                    case 10:
-                        if (lookAhead(function () { return nextToken() !== 58; })) {
-                            expression = parseLiteralNode();
-                            break;
-                        }
-                    default:
-                        expression = parseObjectLiteralExpression();
-                        break;
-                }
-                var statement = factory.createExpressionStatement(expression);
-                finishNode(statement, pos);
-                statements = createNodeArray([statement], pos);
-                endOfFileToken = parseExpectedToken(1, ts.Diagnostics.Unexpected_token);
-            }
-            var sourceFile = createSourceFile(fileName, 2, 6, false, statements, endOfFileToken, sourceFlags);
-            if (setParentNodes) {
-                fixupParentReferences(sourceFile);
-            }
-            sourceFile.nodeCount = nodeCount;
-            sourceFile.identifierCount = identifierCount;
-            sourceFile.identifiers = identifiers;
-            sourceFile.parseDiagnostics = ts.attachFileToDiagnostics(parseDiagnostics, sourceFile);
-            if (jsDocDiagnostics) {
-                sourceFile.jsDocDiagnostics = ts.attachFileToDiagnostics(jsDocDiagnostics, sourceFile);
-            }
-            var result = sourceFile;
-            clearState();
-            return result;
-        }
-        Parser.parseJsonText = parseJsonText;
-        function initializeState(_fileName, _sourceText, _languageVersion, _syntaxCursor, _scriptKind) {
-            NodeConstructor = ts.objectAllocator.getNodeConstructor();
-            TokenConstructor = ts.objectAllocator.getTokenConstructor();
-            IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor();
-            PrivateIdentifierConstructor = ts.objectAllocator.getPrivateIdentifierConstructor();
-            SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor();
-            fileName = ts.normalizePath(_fileName);
-            sourceText = _sourceText;
-            languageVersion = _languageVersion;
-            syntaxCursor = _syntaxCursor;
-            scriptKind = _scriptKind;
-            languageVariant = ts.getLanguageVariant(_scriptKind);
-            parseDiagnostics = [];
-            parsingContext = 0;
-            identifiers = new ts.Map();
-            privateIdentifiers = new ts.Map();
-            identifierCount = 0;
-            nodeCount = 0;
-            sourceFlags = 0;
-            topLevel = true;
-            switch (scriptKind) {
-                case 1:
-                case 2:
-                    contextFlags = 131072;
-                    break;
-                case 6:
-                    contextFlags = 131072 | 33554432;
-                    break;
-                default:
-                    contextFlags = 0;
-                    break;
-            }
-            parseErrorBeforeNextFinishedNode = false;
-            scanner.setText(sourceText);
-            scanner.setOnError(scanError);
-            scanner.setScriptTarget(languageVersion);
-            scanner.setLanguageVariant(languageVariant);
-        }
-        function clearState() {
-            scanner.clearCommentDirectives();
-            scanner.setText("");
-            scanner.setOnError(undefined);
-            sourceText = undefined;
-            languageVersion = undefined;
-            syntaxCursor = undefined;
-            scriptKind = undefined;
-            languageVariant = undefined;
-            sourceFlags = 0;
-            parseDiagnostics = undefined;
-            jsDocDiagnostics = undefined;
-            parsingContext = 0;
-            identifiers = undefined;
-            notParenthesizedArrow = undefined;
-            topLevel = true;
-        }
-        function parseSourceFileWorker(languageVersion, setParentNodes, scriptKind) {
-            var isDeclarationFile = isDeclarationFileName(fileName);
-            if (isDeclarationFile) {
-                contextFlags |= 8388608;
-            }
-            sourceFlags = contextFlags;
-            nextToken();
-            var statements = parseList(0, parseStatement);
-            ts.Debug.assert(token() === 1);
-            var endOfFileToken = addJSDocComment(parseTokenNode());
-            var sourceFile = createSourceFile(fileName, languageVersion, scriptKind, isDeclarationFile, statements, endOfFileToken, sourceFlags);
-            processCommentPragmas(sourceFile, sourceText);
-            processPragmasIntoFields(sourceFile, reportPragmaDiagnostic);
-            sourceFile.commentDirectives = scanner.getCommentDirectives();
-            sourceFile.nodeCount = nodeCount;
-            sourceFile.identifierCount = identifierCount;
-            sourceFile.identifiers = identifiers;
-            sourceFile.parseDiagnostics = ts.attachFileToDiagnostics(parseDiagnostics, sourceFile);
-            if (jsDocDiagnostics) {
-                sourceFile.jsDocDiagnostics = ts.attachFileToDiagnostics(jsDocDiagnostics, sourceFile);
-            }
-            if (setParentNodes) {
-                fixupParentReferences(sourceFile);
-            }
-            return sourceFile;
-            function reportPragmaDiagnostic(pos, end, diagnostic) {
-                parseDiagnostics.push(ts.createDetachedDiagnostic(fileName, pos, end, diagnostic));
-            }
-        }
-        function withJSDoc(node, hasJSDoc) {
-            return hasJSDoc ? addJSDocComment(node) : node;
-        }
-        var hasDeprecatedTag = false;
-        function addJSDocComment(node) {
-            ts.Debug.assert(!node.jsDoc);
-            var jsDoc = ts.mapDefined(ts.getJSDocCommentRanges(node, sourceText), function (comment) { return JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); });
-            if (jsDoc.length)
-                node.jsDoc = jsDoc;
-            if (hasDeprecatedTag) {
-                hasDeprecatedTag = false;
-                node.flags |= 134217728;
-            }
-            return node;
-        }
-        function reparseTopLevelAwait(sourceFile) {
-            var savedSyntaxCursor = syntaxCursor;
-            var baseSyntaxCursor = IncrementalParser.createSyntaxCursor(sourceFile);
-            syntaxCursor = { currentNode: currentNode };
-            var statements = [];
-            var savedParseDiagnostics = parseDiagnostics;
-            parseDiagnostics = [];
-            var pos = 0;
-            var start = findNextStatementWithAwait(sourceFile.statements, 0);
-            var _loop_3 = function () {
-                var prevStatement = sourceFile.statements[pos];
-                var nextStatement = sourceFile.statements[start];
-                ts.addRange(statements, sourceFile.statements, pos, start);
-                pos = findNextStatementWithoutAwait(sourceFile.statements, start);
-                var diagnosticStart = ts.findIndex(savedParseDiagnostics, function (diagnostic) { return diagnostic.start >= prevStatement.pos; });
-                var diagnosticEnd = diagnosticStart >= 0 ? ts.findIndex(savedParseDiagnostics, function (diagnostic) { return diagnostic.start >= nextStatement.pos; }, diagnosticStart) : -1;
-                if (diagnosticStart >= 0) {
-                    ts.addRange(parseDiagnostics, savedParseDiagnostics, diagnosticStart, diagnosticEnd >= 0 ? diagnosticEnd : undefined);
-                }
-                speculationHelper(function () {
-                    var savedContextFlags = contextFlags;
-                    contextFlags |= 32768;
-                    scanner.setTextPos(nextStatement.pos);
-                    nextToken();
-                    while (token() !== 1) {
-                        var startPos = scanner.getStartPos();
-                        var statement = parseListElement(0, parseStatement);
-                        statements.push(statement);
-                        if (startPos === scanner.getStartPos()) {
-                            nextToken();
-                        }
-                        if (pos >= 0) {
-                            var nonAwaitStatement = sourceFile.statements[pos];
-                            if (statement.end === nonAwaitStatement.pos) {
-                                break;
-                            }
-                            if (statement.end > nonAwaitStatement.pos) {
-                                pos = findNextStatementWithoutAwait(sourceFile.statements, pos + 1);
-                            }
-                        }
-                    }
-                    contextFlags = savedContextFlags;
-                }, 2);
-                start = pos >= 0 ? findNextStatementWithAwait(sourceFile.statements, pos) : -1;
-            };
-            while (start !== -1) {
-                _loop_3();
-            }
-            if (pos >= 0) {
-                var prevStatement_1 = sourceFile.statements[pos];
-                ts.addRange(statements, sourceFile.statements, pos);
-                var diagnosticStart = ts.findIndex(savedParseDiagnostics, function (diagnostic) { return diagnostic.start >= prevStatement_1.pos; });
-                if (diagnosticStart >= 0) {
-                    ts.addRange(parseDiagnostics, savedParseDiagnostics, diagnosticStart);
-                }
-            }
-            syntaxCursor = savedSyntaxCursor;
-            return factory.updateSourceFile(sourceFile, ts.setTextRange(factory.createNodeArray(statements), sourceFile.statements));
-            function containsPossibleTopLevelAwait(node) {
-                return !(node.flags & 32768)
-                    && !!(node.transformFlags & 8388608);
-            }
-            function findNextStatementWithAwait(statements, start) {
-                for (var i = start; i < statements.length; i++) {
-                    if (containsPossibleTopLevelAwait(statements[i])) {
-                        return i;
-                    }
-                }
-                return -1;
-            }
-            function findNextStatementWithoutAwait(statements, start) {
-                for (var i = start; i < statements.length; i++) {
-                    if (!containsPossibleTopLevelAwait(statements[i])) {
-                        return i;
-                    }
-                }
-                return -1;
-            }
-            function currentNode(position) {
-                var node = baseSyntaxCursor.currentNode(position);
-                if (topLevel && node && containsPossibleTopLevelAwait(node)) {
-                    node.intersectsChange = true;
-                }
-                return node;
-            }
-        }
-        function fixupParentReferences(rootNode) {
-            ts.setParentRecursive(rootNode, true);
-        }
-        Parser.fixupParentReferences = fixupParentReferences;
-        function createSourceFile(fileName, languageVersion, scriptKind, isDeclarationFile, statements, endOfFileToken, flags) {
-            var sourceFile = factory.createSourceFile(statements, endOfFileToken, flags);
-            ts.setTextRangePosWidth(sourceFile, 0, sourceText.length);
-            setExternalModuleIndicator(sourceFile);
-            if (!isDeclarationFile && isExternalModule(sourceFile) && sourceFile.transformFlags & 8388608) {
-                sourceFile = reparseTopLevelAwait(sourceFile);
-            }
-            sourceFile.text = sourceText;
-            sourceFile.bindDiagnostics = [];
-            sourceFile.bindSuggestionDiagnostics = undefined;
-            sourceFile.languageVersion = languageVersion;
-            sourceFile.fileName = fileName;
-            sourceFile.languageVariant = ts.getLanguageVariant(scriptKind);
-            sourceFile.isDeclarationFile = isDeclarationFile;
-            sourceFile.scriptKind = scriptKind;
-            return sourceFile;
-        }
-        function setContextFlag(val, flag) {
-            if (val) {
-                contextFlags |= flag;
-            }
-            else {
-                contextFlags &= ~flag;
-            }
-        }
-        function setDisallowInContext(val) {
-            setContextFlag(val, 4096);
-        }
-        function setYieldContext(val) {
-            setContextFlag(val, 8192);
-        }
-        function setDecoratorContext(val) {
-            setContextFlag(val, 16384);
-        }
-        function setAwaitContext(val) {
-            setContextFlag(val, 32768);
-        }
-        function doOutsideOfContext(context, func) {
-            var contextFlagsToClear = context & contextFlags;
-            if (contextFlagsToClear) {
-                setContextFlag(false, contextFlagsToClear);
-                var result = func();
-                setContextFlag(true, contextFlagsToClear);
-                return result;
-            }
-            return func();
-        }
-        function doInsideOfContext(context, func) {
-            var contextFlagsToSet = context & ~contextFlags;
-            if (contextFlagsToSet) {
-                setContextFlag(true, contextFlagsToSet);
-                var result = func();
-                setContextFlag(false, contextFlagsToSet);
-                return result;
-            }
-            return func();
-        }
-        function allowInAnd(func) {
-            return doOutsideOfContext(4096, func);
-        }
-        function disallowInAnd(func) {
-            return doInsideOfContext(4096, func);
-        }
-        function doInYieldContext(func) {
-            return doInsideOfContext(8192, func);
-        }
-        function doInDecoratorContext(func) {
-            return doInsideOfContext(16384, func);
-        }
-        function doInAwaitContext(func) {
-            return doInsideOfContext(32768, func);
-        }
-        function doOutsideOfAwaitContext(func) {
-            return doOutsideOfContext(32768, func);
-        }
-        function doInYieldAndAwaitContext(func) {
-            return doInsideOfContext(8192 | 32768, func);
-        }
-        function doOutsideOfYieldAndAwaitContext(func) {
-            return doOutsideOfContext(8192 | 32768, func);
-        }
-        function inContext(flags) {
-            return (contextFlags & flags) !== 0;
-        }
-        function inYieldContext() {
-            return inContext(8192);
-        }
-        function inDisallowInContext() {
-            return inContext(4096);
-        }
-        function inDecoratorContext() {
-            return inContext(16384);
-        }
-        function inAwaitContext() {
-            return inContext(32768);
-        }
-        function parseErrorAtCurrentToken(message, arg0) {
-            parseErrorAt(scanner.getTokenPos(), scanner.getTextPos(), message, arg0);
-        }
-        function parseErrorAtPosition(start, length, message, arg0) {
-            var lastError = ts.lastOrUndefined(parseDiagnostics);
-            if (!lastError || start !== lastError.start) {
-                parseDiagnostics.push(ts.createDetachedDiagnostic(fileName, start, length, message, arg0));
-            }
-            parseErrorBeforeNextFinishedNode = true;
-        }
-        function parseErrorAt(start, end, message, arg0) {
-            parseErrorAtPosition(start, end - start, message, arg0);
-        }
-        function parseErrorAtRange(range, message, arg0) {
-            parseErrorAt(range.pos, range.end, message, arg0);
-        }
-        function scanError(message, length) {
-            parseErrorAtPosition(scanner.getTextPos(), length, message);
-        }
-        function getNodePos() {
-            return scanner.getStartPos();
-        }
-        function hasPrecedingJSDocComment() {
-            return scanner.hasPrecedingJSDocComment();
-        }
-        function token() {
-            return currentToken;
-        }
-        function nextTokenWithoutCheck() {
-            return currentToken = scanner.scan();
-        }
-        function nextTokenAnd(func) {
-            nextToken();
-            return func();
-        }
-        function nextToken() {
-            if (ts.isKeyword(currentToken) && (scanner.hasUnicodeEscape() || scanner.hasExtendedUnicodeEscape())) {
-                parseErrorAt(scanner.getTokenPos(), scanner.getTextPos(), ts.Diagnostics.Keywords_cannot_contain_escape_characters);
-            }
-            return nextTokenWithoutCheck();
-        }
-        function nextTokenJSDoc() {
-            return currentToken = scanner.scanJsDocToken();
-        }
-        function reScanGreaterToken() {
-            return currentToken = scanner.reScanGreaterToken();
-        }
-        function reScanSlashToken() {
-            return currentToken = scanner.reScanSlashToken();
-        }
-        function reScanTemplateToken(isTaggedTemplate) {
-            return currentToken = scanner.reScanTemplateToken(isTaggedTemplate);
-        }
-        function reScanTemplateHeadOrNoSubstitutionTemplate() {
-            return currentToken = scanner.reScanTemplateHeadOrNoSubstitutionTemplate();
-        }
-        function reScanLessThanToken() {
-            return currentToken = scanner.reScanLessThanToken();
-        }
-        function scanJsxIdentifier() {
-            return currentToken = scanner.scanJsxIdentifier();
-        }
-        function scanJsxText() {
-            return currentToken = scanner.scanJsxToken();
-        }
-        function scanJsxAttributeValue() {
-            return currentToken = scanner.scanJsxAttributeValue();
-        }
-        function speculationHelper(callback, speculationKind) {
-            var saveToken = currentToken;
-            var saveParseDiagnosticsLength = parseDiagnostics.length;
-            var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode;
-            var saveContextFlags = contextFlags;
-            var result = speculationKind !== 0
-                ? scanner.lookAhead(callback)
-                : scanner.tryScan(callback);
-            ts.Debug.assert(saveContextFlags === contextFlags);
-            if (!result || speculationKind !== 0) {
-                currentToken = saveToken;
-                if (speculationKind !== 2) {
-                    parseDiagnostics.length = saveParseDiagnosticsLength;
-                }
-                parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode;
-            }
-            return result;
-        }
-        function lookAhead(callback) {
-            return speculationHelper(callback, 1);
-        }
-        function tryParse(callback) {
-            return speculationHelper(callback, 0);
-        }
-        function isBindingIdentifier() {
-            if (token() === 78) {
-                return true;
-            }
-            return token() > 115;
-        }
-        function isIdentifier() {
-            if (token() === 78) {
-                return true;
-            }
-            if (token() === 124 && inYieldContext()) {
-                return false;
-            }
-            if (token() === 130 && inAwaitContext()) {
-                return false;
-            }
-            return token() > 115;
-        }
-        function parseExpected(kind, diagnosticMessage, shouldAdvance) {
-            if (shouldAdvance === void 0) { shouldAdvance = true; }
-            if (token() === kind) {
-                if (shouldAdvance) {
-                    nextToken();
-                }
-                return true;
-            }
-            if (diagnosticMessage) {
-                parseErrorAtCurrentToken(diagnosticMessage);
-            }
-            else {
-                parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind));
-            }
-            return false;
-        }
-        function parseExpectedJSDoc(kind) {
-            if (token() === kind) {
-                nextTokenJSDoc();
-                return true;
-            }
-            parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind));
-            return false;
-        }
-        function parseOptional(t) {
-            if (token() === t) {
-                nextToken();
-                return true;
-            }
-            return false;
-        }
-        function parseOptionalToken(t) {
-            if (token() === t) {
-                return parseTokenNode();
-            }
-            return undefined;
-        }
-        function parseOptionalTokenJSDoc(t) {
-            if (token() === t) {
-                return parseTokenNodeJSDoc();
-            }
-            return undefined;
-        }
-        function parseExpectedToken(t, diagnosticMessage, arg0) {
-            return parseOptionalToken(t) ||
-                createMissingNode(t, false, diagnosticMessage || ts.Diagnostics._0_expected, arg0 || ts.tokenToString(t));
-        }
-        function parseExpectedTokenJSDoc(t) {
-            return parseOptionalTokenJSDoc(t) ||
-                createMissingNode(t, false, ts.Diagnostics._0_expected, ts.tokenToString(t));
-        }
-        function parseTokenNode() {
-            var pos = getNodePos();
-            var kind = token();
-            nextToken();
-            return finishNode(factory.createToken(kind), pos);
-        }
-        function parseTokenNodeJSDoc() {
-            var pos = getNodePos();
-            var kind = token();
-            nextTokenJSDoc();
-            return finishNode(factory.createToken(kind), pos);
-        }
-        function canParseSemicolon() {
-            if (token() === 26) {
-                return true;
-            }
-            return token() === 19 || token() === 1 || scanner.hasPrecedingLineBreak();
-        }
-        function parseSemicolon() {
-            if (canParseSemicolon()) {
-                if (token() === 26) {
-                    nextToken();
-                }
-                return true;
-            }
-            else {
-                return parseExpected(26);
-            }
-        }
-        function createNodeArray(elements, pos, end, hasTrailingComma) {
-            var array = factory.createNodeArray(elements, hasTrailingComma);
-            ts.setTextRangePosEnd(array, pos, end !== null && end !== void 0 ? end : scanner.getStartPos());
-            return array;
-        }
-        function finishNode(node, pos, end) {
-            ts.setTextRangePosEnd(node, pos, end !== null && end !== void 0 ? end : scanner.getStartPos());
-            if (contextFlags) {
-                node.flags |= contextFlags;
-            }
-            if (parseErrorBeforeNextFinishedNode) {
-                parseErrorBeforeNextFinishedNode = false;
-                node.flags |= 65536;
-            }
-            return node;
-        }
-        function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) {
-            if (reportAtCurrentPosition) {
-                parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0);
-            }
-            else if (diagnosticMessage) {
-                parseErrorAtCurrentToken(diagnosticMessage, arg0);
-            }
-            var pos = getNodePos();
-            var result = kind === 78 ? factory.createIdentifier("", undefined, undefined) :
-                ts.isTemplateLiteralKind(kind) ? factory.createTemplateLiteralLikeNode(kind, "", "", undefined) :
-                    kind === 8 ? factory.createNumericLiteral("", undefined) :
-                        kind === 10 ? factory.createStringLiteral("", undefined) :
-                            kind === 271 ? factory.createMissingDeclaration() :
-                                factory.createToken(kind);
-            return finishNode(result, pos);
-        }
-        function internIdentifier(text) {
-            var identifier = identifiers.get(text);
-            if (identifier === undefined) {
-                identifiers.set(text, identifier = text);
-            }
-            return identifier;
-        }
-        function createIdentifier(isIdentifier, diagnosticMessage, privateIdentifierDiagnosticMessage) {
-            identifierCount++;
-            if (isIdentifier) {
-                var pos = getNodePos();
-                var originalKeywordKind = token();
-                var text = internIdentifier(scanner.getTokenValue());
-                nextTokenWithoutCheck();
-                return finishNode(factory.createIdentifier(text, undefined, originalKeywordKind), pos);
-            }
-            if (token() === 79) {
-                parseErrorAtCurrentToken(privateIdentifierDiagnosticMessage || ts.Diagnostics.Private_identifiers_are_not_allowed_outside_class_bodies);
-                return createIdentifier(true);
-            }
-            var reportAtCurrentPosition = token() === 1;
-            var isReservedWord = scanner.isReservedWord();
-            var msgArg = scanner.getTokenText();
-            var defaultMessage = isReservedWord ?
-                ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here :
-                ts.Diagnostics.Identifier_expected;
-            return createMissingNode(78, reportAtCurrentPosition, diagnosticMessage || defaultMessage, msgArg);
-        }
-        function parseBindingIdentifier(privateIdentifierDiagnosticMessage) {
-            return createIdentifier(isBindingIdentifier(), undefined, privateIdentifierDiagnosticMessage);
-        }
-        function parseIdentifier(diagnosticMessage, privateIdentifierDiagnosticMessage) {
-            return createIdentifier(isIdentifier(), diagnosticMessage, privateIdentifierDiagnosticMessage);
-        }
-        function parseIdentifierName(diagnosticMessage) {
-            return createIdentifier(ts.tokenIsIdentifierOrKeyword(token()), diagnosticMessage);
-        }
-        function isLiteralPropertyName() {
-            return ts.tokenIsIdentifierOrKeyword(token()) ||
-                token() === 10 ||
-                token() === 8;
-        }
-        function parsePropertyNameWorker(allowComputedPropertyNames) {
-            if (token() === 10 || token() === 8) {
-                var node = parseLiteralNode();
-                node.text = internIdentifier(node.text);
-                return node;
-            }
-            if (allowComputedPropertyNames && token() === 22) {
-                return parseComputedPropertyName();
-            }
-            if (token() === 79) {
-                return parsePrivateIdentifier();
-            }
-            return parseIdentifierName();
-        }
-        function parsePropertyName() {
-            return parsePropertyNameWorker(true);
-        }
-        function parseComputedPropertyName() {
-            var pos = getNodePos();
-            parseExpected(22);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(23);
-            return finishNode(factory.createComputedPropertyName(expression), pos);
-        }
-        function internPrivateIdentifier(text) {
-            var privateIdentifier = privateIdentifiers.get(text);
-            if (privateIdentifier === undefined) {
-                privateIdentifiers.set(text, privateIdentifier = text);
-            }
-            return privateIdentifier;
-        }
-        function parsePrivateIdentifier() {
-            var pos = getNodePos();
-            var node = factory.createPrivateIdentifier(internPrivateIdentifier(scanner.getTokenText()));
-            nextToken();
-            return finishNode(node, pos);
-        }
-        function parseContextualModifier(t) {
-            return token() === t && tryParse(nextTokenCanFollowModifier);
-        }
-        function nextTokenIsOnSameLineAndCanFollowModifier() {
-            nextToken();
-            if (scanner.hasPrecedingLineBreak()) {
-                return false;
-            }
-            return canFollowModifier();
-        }
-        function nextTokenCanFollowModifier() {
-            switch (token()) {
-                case 84:
-                    return nextToken() === 91;
-                case 92:
-                    nextToken();
-                    if (token() === 87) {
-                        return lookAhead(nextTokenCanFollowDefaultKeyword);
-                    }
-                    if (token() === 149) {
-                        return lookAhead(nextTokenCanFollowExportModifier);
-                    }
-                    return canFollowExportModifier();
-                case 87:
-                    return nextTokenCanFollowDefaultKeyword();
-                case 123:
-                case 134:
-                case 146:
-                    nextToken();
-                    return canFollowModifier();
-                default:
-                    return nextTokenIsOnSameLineAndCanFollowModifier();
-            }
-        }
-        function canFollowExportModifier() {
-            return token() !== 41
-                && token() !== 126
-                && token() !== 18
-                && canFollowModifier();
-        }
-        function nextTokenCanFollowExportModifier() {
-            nextToken();
-            return canFollowExportModifier();
-        }
-        function parseAnyContextualModifier() {
-            return ts.isModifierKind(token()) && tryParse(nextTokenCanFollowModifier);
-        }
-        function canFollowModifier() {
-            return token() === 22
-                || token() === 18
-                || token() === 41
-                || token() === 25
-                || isLiteralPropertyName();
-        }
-        function nextTokenCanFollowDefaultKeyword() {
-            nextToken();
-            return token() === 83 || token() === 97 ||
-                token() === 117 ||
-                (token() === 125 && lookAhead(nextTokenIsClassKeywordOnSameLine)) ||
-                (token() === 129 && lookAhead(nextTokenIsFunctionKeywordOnSameLine));
-        }
-        function isListElement(parsingContext, inErrorRecovery) {
-            var node = currentNode(parsingContext);
-            if (node) {
-                return true;
-            }
-            switch (parsingContext) {
-                case 0:
-                case 1:
-                case 3:
-                    return !(token() === 26 && inErrorRecovery) && isStartOfStatement();
-                case 2:
-                    return token() === 81 || token() === 87;
-                case 4:
-                    return lookAhead(isTypeMemberStart);
-                case 5:
-                    return lookAhead(isClassMemberStart) || (token() === 26 && !inErrorRecovery);
-                case 6:
-                    return token() === 22 || isLiteralPropertyName();
-                case 12:
-                    switch (token()) {
-                        case 22:
-                        case 41:
-                        case 25:
-                        case 24:
-                            return true;
-                        default:
-                            return isLiteralPropertyName();
-                    }
-                case 18:
-                    return isLiteralPropertyName();
-                case 9:
-                    return token() === 22 || token() === 25 || isLiteralPropertyName();
-                case 7:
-                    if (token() === 18) {
-                        return lookAhead(isValidHeritageClauseObjectLiteral);
-                    }
-                    if (!inErrorRecovery) {
-                        return isStartOfLeftHandSideExpression() && !isHeritageClauseExtendsOrImplementsKeyword();
-                    }
-                    else {
-                        return isIdentifier() && !isHeritageClauseExtendsOrImplementsKeyword();
-                    }
-                case 8:
-                    return isBindingIdentifierOrPrivateIdentifierOrPattern();
-                case 10:
-                    return token() === 27 || token() === 25 || isBindingIdentifierOrPrivateIdentifierOrPattern();
-                case 19:
-                    return isIdentifier();
-                case 15:
-                    switch (token()) {
-                        case 27:
-                        case 24:
-                            return true;
-                    }
-                case 11:
-                    return token() === 25 || isStartOfExpression();
-                case 16:
-                    return isStartOfParameter(false);
-                case 17:
-                    return isStartOfParameter(true);
-                case 20:
-                case 21:
-                    return token() === 27 || isStartOfType();
-                case 22:
-                    return isHeritageClause();
-                case 23:
-                    return ts.tokenIsIdentifierOrKeyword(token());
-                case 13:
-                    return ts.tokenIsIdentifierOrKeyword(token()) || token() === 18;
-                case 14:
-                    return true;
-            }
-            return ts.Debug.fail("Non-exhaustive case in 'isListElement'.");
-        }
-        function isValidHeritageClauseObjectLiteral() {
-            ts.Debug.assert(token() === 18);
-            if (nextToken() === 19) {
-                var next = nextToken();
-                return next === 27 || next === 18 || next === 93 || next === 116;
-            }
-            return true;
-        }
-        function nextTokenIsIdentifier() {
-            nextToken();
-            return isIdentifier();
-        }
-        function nextTokenIsIdentifierOrKeyword() {
-            nextToken();
-            return ts.tokenIsIdentifierOrKeyword(token());
-        }
-        function nextTokenIsIdentifierOrKeywordOrGreaterThan() {
-            nextToken();
-            return ts.tokenIsIdentifierOrKeywordOrGreaterThan(token());
-        }
-        function isHeritageClauseExtendsOrImplementsKeyword() {
-            if (token() === 116 ||
-                token() === 93) {
-                return lookAhead(nextTokenIsStartOfExpression);
-            }
-            return false;
-        }
-        function nextTokenIsStartOfExpression() {
-            nextToken();
-            return isStartOfExpression();
-        }
-        function nextTokenIsStartOfType() {
-            nextToken();
-            return isStartOfType();
-        }
-        function isListTerminator(kind) {
-            if (token() === 1) {
-                return true;
-            }
-            switch (kind) {
-                case 1:
-                case 2:
-                case 4:
-                case 5:
-                case 6:
-                case 12:
-                case 9:
-                case 23:
-                    return token() === 19;
-                case 3:
-                    return token() === 19 || token() === 81 || token() === 87;
-                case 7:
-                    return token() === 18 || token() === 93 || token() === 116;
-                case 8:
-                    return isVariableDeclaratorListTerminator();
-                case 19:
-                    return token() === 31 || token() === 20 || token() === 18 || token() === 93 || token() === 116;
-                case 11:
-                    return token() === 21 || token() === 26;
-                case 15:
-                case 21:
-                case 10:
-                    return token() === 23;
-                case 17:
-                case 16:
-                case 18:
-                    return token() === 21 || token() === 23;
-                case 20:
-                    return token() !== 27;
-                case 22:
-                    return token() === 18 || token() === 19;
-                case 13:
-                    return token() === 31 || token() === 43;
-                case 14:
-                    return token() === 29 && lookAhead(nextTokenIsSlash);
-                default:
-                    return false;
-            }
-        }
-        function isVariableDeclaratorListTerminator() {
-            if (canParseSemicolon()) {
-                return true;
-            }
-            if (isInOrOfKeyword(token())) {
-                return true;
-            }
-            if (token() === 38) {
-                return true;
-            }
-            return false;
-        }
-        function isInSomeParsingContext() {
-            for (var kind = 0; kind < 24; kind++) {
-                if (parsingContext & (1 << kind)) {
-                    if (isListElement(kind, true) || isListTerminator(kind)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function parseList(kind, parseElement) {
-            var saveParsingContext = parsingContext;
-            parsingContext |= 1 << kind;
-            var list = [];
-            var listPos = getNodePos();
-            while (!isListTerminator(kind)) {
-                if (isListElement(kind, false)) {
-                    var element = parseListElement(kind, parseElement);
-                    list.push(element);
-                    continue;
-                }
-                if (abortParsingListOrMoveToNextToken(kind)) {
-                    break;
-                }
-            }
-            parsingContext = saveParsingContext;
-            return createNodeArray(list, listPos);
-        }
-        function parseListElement(parsingContext, parseElement) {
-            var node = currentNode(parsingContext);
-            if (node) {
-                return consumeNode(node);
-            }
-            return parseElement();
-        }
-        function currentNode(parsingContext) {
-            if (!syntaxCursor || !isReusableParsingContext(parsingContext) || parseErrorBeforeNextFinishedNode) {
-                return undefined;
-            }
-            var node = syntaxCursor.currentNode(scanner.getStartPos());
-            if (ts.nodeIsMissing(node) || node.intersectsChange || ts.containsParseError(node)) {
-                return undefined;
-            }
-            var nodeContextFlags = node.flags & 25358336;
-            if (nodeContextFlags !== contextFlags) {
-                return undefined;
-            }
-            if (!canReuseNode(node, parsingContext)) {
-                return undefined;
-            }
-            if (node.jsDocCache) {
-                node.jsDocCache = undefined;
-            }
-            return node;
-        }
-        function consumeNode(node) {
-            scanner.setTextPos(node.end);
-            nextToken();
-            return node;
-        }
-        function isReusableParsingContext(parsingContext) {
-            switch (parsingContext) {
-                case 5:
-                case 2:
-                case 0:
-                case 1:
-                case 3:
-                case 6:
-                case 4:
-                case 8:
-                case 17:
-                case 16:
-                    return true;
-            }
-            return false;
-        }
-        function canReuseNode(node, parsingContext) {
-            switch (parsingContext) {
-                case 5:
-                    return isReusableClassMember(node);
-                case 2:
-                    return isReusableSwitchClause(node);
-                case 0:
-                case 1:
-                case 3:
-                    return isReusableStatement(node);
-                case 6:
-                    return isReusableEnumMember(node);
-                case 4:
-                    return isReusableTypeMember(node);
-                case 8:
-                    return isReusableVariableDeclaration(node);
-                case 17:
-                case 16:
-                    return isReusableParameter(node);
-            }
-            return false;
-        }
-        function isReusableClassMember(node) {
-            if (node) {
-                switch (node.kind) {
-                    case 166:
-                    case 171:
-                    case 167:
-                    case 168:
-                    case 163:
-                    case 229:
-                        return true;
-                    case 165:
-                        var methodDeclaration = node;
-                        var nameIsConstructor = methodDeclaration.name.kind === 78 &&
-                            methodDeclaration.name.originalKeywordKind === 132;
-                        return !nameIsConstructor;
-                }
-            }
-            return false;
-        }
-        function isReusableSwitchClause(node) {
-            if (node) {
-                switch (node.kind) {
-                    case 284:
-                    case 285:
-                        return true;
-                }
-            }
-            return false;
-        }
-        function isReusableStatement(node) {
-            if (node) {
-                switch (node.kind) {
-                    case 251:
-                    case 232:
-                    case 230:
-                    case 234:
-                    case 233:
-                    case 246:
-                    case 242:
-                    case 244:
-                    case 241:
-                    case 240:
-                    case 238:
-                    case 239:
-                    case 237:
-                    case 236:
-                    case 243:
-                    case 231:
-                    case 247:
-                    case 245:
-                    case 235:
-                    case 248:
-                    case 261:
-                    case 260:
-                    case 267:
-                    case 266:
-                    case 256:
-                    case 252:
-                    case 253:
-                    case 255:
-                    case 254:
-                        return true;
-                }
-            }
-            return false;
-        }
-        function isReusableEnumMember(node) {
-            return node.kind === 291;
-        }
-        function isReusableTypeMember(node) {
-            if (node) {
-                switch (node.kind) {
-                    case 170:
-                    case 164:
-                    case 171:
-                    case 162:
-                    case 169:
-                        return true;
-                }
-            }
-            return false;
-        }
-        function isReusableVariableDeclaration(node) {
-            if (node.kind !== 249) {
-                return false;
-            }
-            var variableDeclarator = node;
-            return variableDeclarator.initializer === undefined;
-        }
-        function isReusableParameter(node) {
-            if (node.kind !== 160) {
-                return false;
-            }
-            var parameter = node;
-            return parameter.initializer === undefined;
-        }
-        function abortParsingListOrMoveToNextToken(kind) {
-            parsingContextErrors(kind);
-            if (isInSomeParsingContext()) {
-                return true;
-            }
-            nextToken();
-            return false;
-        }
-        function parsingContextErrors(context) {
-            switch (context) {
-                case 0: return parseErrorAtCurrentToken(ts.Diagnostics.Declaration_or_statement_expected);
-                case 1: return parseErrorAtCurrentToken(ts.Diagnostics.Declaration_or_statement_expected);
-                case 2: return parseErrorAtCurrentToken(ts.Diagnostics.case_or_default_expected);
-                case 3: return parseErrorAtCurrentToken(ts.Diagnostics.Statement_expected);
-                case 18:
-                case 4: return parseErrorAtCurrentToken(ts.Diagnostics.Property_or_signature_expected);
-                case 5: return parseErrorAtCurrentToken(ts.Diagnostics.Unexpected_token_A_constructor_method_accessor_or_property_was_expected);
-                case 6: return parseErrorAtCurrentToken(ts.Diagnostics.Enum_member_expected);
-                case 7: return parseErrorAtCurrentToken(ts.Diagnostics.Expression_expected);
-                case 8:
-                    return ts.isKeyword(token())
-                        ? parseErrorAtCurrentToken(ts.Diagnostics._0_is_not_allowed_as_a_variable_declaration_name, ts.tokenToString(token()))
-                        : parseErrorAtCurrentToken(ts.Diagnostics.Variable_declaration_expected);
-                case 9: return parseErrorAtCurrentToken(ts.Diagnostics.Property_destructuring_pattern_expected);
-                case 10: return parseErrorAtCurrentToken(ts.Diagnostics.Array_element_destructuring_pattern_expected);
-                case 11: return parseErrorAtCurrentToken(ts.Diagnostics.Argument_expression_expected);
-                case 12: return parseErrorAtCurrentToken(ts.Diagnostics.Property_assignment_expected);
-                case 15: return parseErrorAtCurrentToken(ts.Diagnostics.Expression_or_comma_expected);
-                case 17: return parseErrorAtCurrentToken(ts.Diagnostics.Parameter_declaration_expected);
-                case 16: return parseErrorAtCurrentToken(ts.Diagnostics.Parameter_declaration_expected);
-                case 19: return parseErrorAtCurrentToken(ts.Diagnostics.Type_parameter_declaration_expected);
-                case 20: return parseErrorAtCurrentToken(ts.Diagnostics.Type_argument_expected);
-                case 21: return parseErrorAtCurrentToken(ts.Diagnostics.Type_expected);
-                case 22: return parseErrorAtCurrentToken(ts.Diagnostics.Unexpected_token_expected);
-                case 23: return parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected);
-                case 13: return parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected);
-                case 14: return parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected);
-                default: return [undefined];
-            }
-        }
-        function parseDelimitedList(kind, parseElement, considerSemicolonAsDelimiter) {
-            var saveParsingContext = parsingContext;
-            parsingContext |= 1 << kind;
-            var list = [];
-            var listPos = getNodePos();
-            var commaStart = -1;
-            while (true) {
-                if (isListElement(kind, false)) {
-                    var startPos = scanner.getStartPos();
-                    list.push(parseListElement(kind, parseElement));
-                    commaStart = scanner.getTokenPos();
-                    if (parseOptional(27)) {
-                        continue;
-                    }
-                    commaStart = -1;
-                    if (isListTerminator(kind)) {
-                        break;
-                    }
-                    parseExpected(27, getExpectedCommaDiagnostic(kind));
-                    if (considerSemicolonAsDelimiter && token() === 26 && !scanner.hasPrecedingLineBreak()) {
-                        nextToken();
-                    }
-                    if (startPos === scanner.getStartPos()) {
-                        nextToken();
-                    }
-                    continue;
-                }
-                if (isListTerminator(kind)) {
-                    break;
-                }
-                if (abortParsingListOrMoveToNextToken(kind)) {
-                    break;
-                }
-            }
-            parsingContext = saveParsingContext;
-            return createNodeArray(list, listPos, undefined, commaStart >= 0);
-        }
-        function getExpectedCommaDiagnostic(kind) {
-            return kind === 6 ? ts.Diagnostics.An_enum_member_name_must_be_followed_by_a_or : undefined;
-        }
-        function createMissingList() {
-            var list = createNodeArray([], getNodePos());
-            list.isMissingList = true;
-            return list;
-        }
-        function isMissingList(arr) {
-            return !!arr.isMissingList;
-        }
-        function parseBracketedList(kind, parseElement, open, close) {
-            if (parseExpected(open)) {
-                var result = parseDelimitedList(kind, parseElement);
-                parseExpected(close);
-                return result;
-            }
-            return createMissingList();
-        }
-        function parseEntityName(allowReservedWords, diagnosticMessage) {
-            var pos = getNodePos();
-            var entity = allowReservedWords ? parseIdentifierName(diagnosticMessage) : parseIdentifier(diagnosticMessage);
-            var dotPos = getNodePos();
-            while (parseOptional(24)) {
-                if (token() === 29) {
-                    entity.jsdocDotPos = dotPos;
-                    break;
-                }
-                dotPos = getNodePos();
-                entity = finishNode(factory.createQualifiedName(entity, parseRightSideOfDot(allowReservedWords, false)), pos);
-            }
-            return entity;
-        }
-        function createQualifiedName(entity, name) {
-            return finishNode(factory.createQualifiedName(entity, name), entity.pos);
-        }
-        function parseRightSideOfDot(allowIdentifierNames, allowPrivateIdentifiers) {
-            if (scanner.hasPrecedingLineBreak() && ts.tokenIsIdentifierOrKeyword(token())) {
-                var matchesPattern = lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
-                if (matchesPattern) {
-                    return createMissingNode(78, true, ts.Diagnostics.Identifier_expected);
-                }
-            }
-            if (token() === 79) {
-                var node = parsePrivateIdentifier();
-                return allowPrivateIdentifiers ? node : createMissingNode(78, true, ts.Diagnostics.Identifier_expected);
-            }
-            return allowIdentifierNames ? parseIdentifierName() : parseIdentifier();
-        }
-        function parseTemplateSpans(isTaggedTemplate) {
-            var pos = getNodePos();
-            var list = [];
-            var node;
-            do {
-                node = parseTemplateSpan(isTaggedTemplate);
-                list.push(node);
-            } while (node.literal.kind === 16);
-            return createNodeArray(list, pos);
-        }
-        function parseTemplateExpression(isTaggedTemplate) {
-            var pos = getNodePos();
-            return finishNode(factory.createTemplateExpression(parseTemplateHead(isTaggedTemplate), parseTemplateSpans(isTaggedTemplate)), pos);
-        }
-        function parseTemplateType() {
-            var pos = getNodePos();
-            return finishNode(factory.createTemplateLiteralType(parseTemplateHead(false), parseTemplateTypeSpans()), pos);
-        }
-        function parseTemplateTypeSpans() {
-            var pos = getNodePos();
-            var list = [];
-            var node;
-            do {
-                node = parseTemplateTypeSpan();
-                list.push(node);
-            } while (node.literal.kind === 16);
-            return createNodeArray(list, pos);
-        }
-        function parseTemplateTypeSpan() {
-            var pos = getNodePos();
-            return finishNode(factory.createTemplateLiteralTypeSpan(parseType(), parseLiteralOfTemplateSpan(false)), pos);
-        }
-        function parseLiteralOfTemplateSpan(isTaggedTemplate) {
-            if (token() === 19) {
-                reScanTemplateToken(isTaggedTemplate);
-                return parseTemplateMiddleOrTemplateTail();
-            }
-            else {
-                return parseExpectedToken(17, ts.Diagnostics._0_expected, ts.tokenToString(19));
-            }
-        }
-        function parseTemplateSpan(isTaggedTemplate) {
-            var pos = getNodePos();
-            return finishNode(factory.createTemplateSpan(allowInAnd(parseExpression), parseLiteralOfTemplateSpan(isTaggedTemplate)), pos);
-        }
-        function parseLiteralNode() {
-            return parseLiteralLikeNode(token());
-        }
-        function parseTemplateHead(isTaggedTemplate) {
-            if (isTaggedTemplate) {
-                reScanTemplateHeadOrNoSubstitutionTemplate();
-            }
-            var fragment = parseLiteralLikeNode(token());
-            ts.Debug.assert(fragment.kind === 15, "Template head has wrong token kind");
-            return fragment;
-        }
-        function parseTemplateMiddleOrTemplateTail() {
-            var fragment = parseLiteralLikeNode(token());
-            ts.Debug.assert(fragment.kind === 16 || fragment.kind === 17, "Template fragment has wrong token kind");
-            return fragment;
-        }
-        function getTemplateLiteralRawText(kind) {
-            var isLast = kind === 14 || kind === 17;
-            var tokenText = scanner.getTokenText();
-            return tokenText.substring(1, tokenText.length - (scanner.isUnterminated() ? 0 : isLast ? 1 : 2));
-        }
-        function parseLiteralLikeNode(kind) {
-            var pos = getNodePos();
-            var node = ts.isTemplateLiteralKind(kind) ? factory.createTemplateLiteralLikeNode(kind, scanner.getTokenValue(), getTemplateLiteralRawText(kind), scanner.getTokenFlags() & 2048) :
-                kind === 8 ? factory.createNumericLiteral(scanner.getTokenValue(), scanner.getNumericLiteralFlags()) :
-                    kind === 10 ? factory.createStringLiteral(scanner.getTokenValue(), undefined, scanner.hasExtendedUnicodeEscape()) :
-                        ts.isLiteralKind(kind) ? factory.createLiteralLikeNode(kind, scanner.getTokenValue()) :
-                            ts.Debug.fail();
-            if (scanner.hasExtendedUnicodeEscape()) {
-                node.hasExtendedUnicodeEscape = true;
-            }
-            if (scanner.isUnterminated()) {
-                node.isUnterminated = true;
-            }
-            nextToken();
-            return finishNode(node, pos);
-        }
-        function parseEntityNameOfTypeReference() {
-            return parseEntityName(true, ts.Diagnostics.Type_expected);
-        }
-        function parseTypeArgumentsOfTypeReference() {
-            if (!scanner.hasPrecedingLineBreak() && reScanLessThanToken() === 29) {
-                return parseBracketedList(20, parseType, 29, 31);
-            }
-        }
-        function parseTypeReference() {
-            var pos = getNodePos();
-            return finishNode(factory.createTypeReferenceNode(parseEntityNameOfTypeReference(), parseTypeArgumentsOfTypeReference()), pos);
-        }
-        function typeHasArrowFunctionBlockingParseError(node) {
-            switch (node.kind) {
-                case 173:
-                    return ts.nodeIsMissing(node.typeName);
-                case 174:
-                case 175: {
-                    var _a = node, parameters = _a.parameters, type = _a.type;
-                    return isMissingList(parameters) || typeHasArrowFunctionBlockingParseError(type);
-                }
-                case 186:
-                    return typeHasArrowFunctionBlockingParseError(node.type);
-                default:
-                    return false;
-            }
-        }
-        function parseThisTypePredicate(lhs) {
-            nextToken();
-            return finishNode(factory.createTypePredicateNode(undefined, lhs, parseType()), lhs.pos);
-        }
-        function parseThisTypeNode() {
-            var pos = getNodePos();
-            nextToken();
-            return finishNode(factory.createThisTypeNode(), pos);
-        }
-        function parseJSDocAllType() {
-            var pos = getNodePos();
-            nextToken();
-            return finishNode(factory.createJSDocAllType(), pos);
-        }
-        function parseJSDocNonNullableType() {
-            var pos = getNodePos();
-            nextToken();
-            return finishNode(factory.createJSDocNonNullableType(parseNonArrayType()), pos);
-        }
-        function parseJSDocUnknownOrNullableType() {
-            var pos = getNodePos();
-            nextToken();
-            if (token() === 27 ||
-                token() === 19 ||
-                token() === 21 ||
-                token() === 31 ||
-                token() === 62 ||
-                token() === 51) {
-                return finishNode(factory.createJSDocUnknownType(), pos);
-            }
-            else {
-                return finishNode(factory.createJSDocNullableType(parseType()), pos);
-            }
-        }
-        function parseJSDocFunctionType() {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            if (lookAhead(nextTokenIsOpenParen)) {
-                nextToken();
-                var parameters = parseParameters(4 | 32);
-                var type = parseReturnType(58, false);
-                return withJSDoc(finishNode(factory.createJSDocFunctionType(parameters, type), pos), hasJSDoc);
-            }
-            return finishNode(factory.createTypeReferenceNode(parseIdentifierName(), undefined), pos);
-        }
-        function parseJSDocParameter() {
-            var pos = getNodePos();
-            var name;
-            if (token() === 107 || token() === 102) {
-                name = parseIdentifierName();
-                parseExpected(58);
-            }
-            return finishNode(factory.createParameterDeclaration(undefined, undefined, undefined, name, undefined, parseJSDocType(), undefined), pos);
-        }
-        function parseJSDocType() {
-            scanner.setInJSDocType(true);
-            var pos = getNodePos();
-            if (parseOptional(139)) {
-                var moduleTag = factory.createJSDocNamepathType(undefined);
-                terminate: while (true) {
-                    switch (token()) {
-                        case 19:
-                        case 1:
-                        case 27:
-                        case 5:
-                            break terminate;
-                        default:
-                            nextTokenJSDoc();
-                    }
-                }
-                scanner.setInJSDocType(false);
-                return finishNode(moduleTag, pos);
-            }
-            var hasDotDotDot = parseOptional(25);
-            var type = parseTypeOrTypePredicate();
-            scanner.setInJSDocType(false);
-            if (hasDotDotDot) {
-                type = finishNode(factory.createJSDocVariadicType(type), pos);
-            }
-            if (token() === 62) {
-                nextToken();
-                return finishNode(factory.createJSDocOptionalType(type), pos);
-            }
-            return type;
-        }
-        function parseTypeQuery() {
-            var pos = getNodePos();
-            parseExpected(111);
-            return finishNode(factory.createTypeQueryNode(parseEntityName(true)), pos);
-        }
-        function parseTypeParameter() {
-            var pos = getNodePos();
-            var name = parseIdentifier();
-            var constraint;
-            var expression;
-            if (parseOptional(93)) {
-                if (isStartOfType() || !isStartOfExpression()) {
-                    constraint = parseType();
-                }
-                else {
-                    expression = parseUnaryExpressionOrHigher();
-                }
-            }
-            var defaultType = parseOptional(62) ? parseType() : undefined;
-            var node = factory.createTypeParameterDeclaration(name, constraint, defaultType);
-            node.expression = expression;
-            return finishNode(node, pos);
-        }
-        function parseTypeParameters() {
-            if (token() === 29) {
-                return parseBracketedList(19, parseTypeParameter, 29, 31);
-            }
-        }
-        function isStartOfParameter(isJSDocParameter) {
-            return token() === 25 ||
-                isBindingIdentifierOrPrivateIdentifierOrPattern() ||
-                ts.isModifierKind(token()) ||
-                token() === 59 ||
-                isStartOfType(!isJSDocParameter);
-        }
-        function parseNameOfParameter(modifiers) {
-            var name = parseIdentifierOrPattern(ts.Diagnostics.Private_identifiers_cannot_be_used_as_parameters);
-            if (ts.getFullWidth(name) === 0 && !ts.some(modifiers) && ts.isModifierKind(token())) {
-                nextToken();
-            }
-            return name;
-        }
-        function parseParameterInOuterAwaitContext() {
-            return parseParameterWorker(true);
-        }
-        function parseParameter() {
-            return parseParameterWorker(false);
-        }
-        function parseParameterWorker(inOuterAwaitContext) {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            if (token() === 107) {
-                var node_1 = factory.createParameterDeclaration(undefined, undefined, undefined, createIdentifier(true), undefined, parseTypeAnnotation(), undefined);
-                return withJSDoc(finishNode(node_1, pos), hasJSDoc);
-            }
-            var decorators = inOuterAwaitContext ? doInAwaitContext(parseDecorators) : parseDecorators();
-            var savedTopLevel = topLevel;
-            topLevel = false;
-            var modifiers = parseModifiers();
-            var node = withJSDoc(finishNode(factory.createParameterDeclaration(decorators, modifiers, parseOptionalToken(25), parseNameOfParameter(modifiers), parseOptionalToken(57), parseTypeAnnotation(), parseInitializer()), pos), hasJSDoc);
-            topLevel = savedTopLevel;
-            return node;
-        }
-        function parseReturnType(returnToken, isType) {
-            if (shouldParseReturnType(returnToken, isType)) {
-                return parseTypeOrTypePredicate();
-            }
-        }
-        function shouldParseReturnType(returnToken, isType) {
-            if (returnToken === 38) {
-                parseExpected(returnToken);
-                return true;
-            }
-            else if (parseOptional(58)) {
-                return true;
-            }
-            else if (isType && token() === 38) {
-                parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(58));
-                nextToken();
-                return true;
-            }
-            return false;
-        }
-        function parseParametersWorker(flags) {
-            var savedYieldContext = inYieldContext();
-            var savedAwaitContext = inAwaitContext();
-            setYieldContext(!!(flags & 1));
-            setAwaitContext(!!(flags & 2));
-            var parameters = flags & 32 ?
-                parseDelimitedList(17, parseJSDocParameter) :
-                parseDelimitedList(16, savedAwaitContext ? parseParameterInOuterAwaitContext : parseParameter);
-            setYieldContext(savedYieldContext);
-            setAwaitContext(savedAwaitContext);
-            return parameters;
-        }
-        function parseParameters(flags) {
-            if (!parseExpected(20)) {
-                return createMissingList();
-            }
-            var parameters = parseParametersWorker(flags);
-            parseExpected(21);
-            return parameters;
-        }
-        function parseTypeMemberSemicolon() {
-            if (parseOptional(27)) {
-                return;
-            }
-            parseSemicolon();
-        }
-        function parseSignatureMember(kind) {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            if (kind === 170) {
-                parseExpected(102);
-            }
-            var typeParameters = parseTypeParameters();
-            var parameters = parseParameters(4);
-            var type = parseReturnType(58, true);
-            parseTypeMemberSemicolon();
-            var node = kind === 169
-                ? factory.createCallSignature(typeParameters, parameters, type)
-                : factory.createConstructSignature(typeParameters, parameters, type);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function isIndexSignature() {
-            return token() === 22 && lookAhead(isUnambiguouslyIndexSignature);
-        }
-        function isUnambiguouslyIndexSignature() {
-            nextToken();
-            if (token() === 25 || token() === 23) {
-                return true;
-            }
-            if (ts.isModifierKind(token())) {
-                nextToken();
-                if (isIdentifier()) {
-                    return true;
-                }
-            }
-            else if (!isIdentifier()) {
-                return false;
-            }
-            else {
-                nextToken();
-            }
-            if (token() === 58 || token() === 27) {
-                return true;
-            }
-            if (token() !== 57) {
-                return false;
-            }
-            nextToken();
-            return token() === 58 || token() === 27 || token() === 23;
-        }
-        function parseIndexSignatureDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            var parameters = parseBracketedList(16, parseParameter, 22, 23);
-            var type = parseTypeAnnotation();
-            parseTypeMemberSemicolon();
-            var node = factory.createIndexSignature(decorators, modifiers, parameters, type);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parsePropertyOrMethodSignature(pos, hasJSDoc, modifiers) {
-            var name = parsePropertyName();
-            var questionToken = parseOptionalToken(57);
-            var node;
-            if (token() === 20 || token() === 29) {
-                var typeParameters = parseTypeParameters();
-                var parameters = parseParameters(4);
-                var type = parseReturnType(58, true);
-                node = factory.createMethodSignature(modifiers, name, questionToken, typeParameters, parameters, type);
-            }
-            else {
-                var type = parseTypeAnnotation();
-                node = factory.createPropertySignature(modifiers, name, questionToken, type);
-                if (token() === 62)
-                    node.initializer = parseInitializer();
-            }
-            parseTypeMemberSemicolon();
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function isTypeMemberStart() {
-            if (token() === 20 || token() === 29) {
-                return true;
-            }
-            var idToken = false;
-            while (ts.isModifierKind(token())) {
-                idToken = true;
-                nextToken();
-            }
-            if (token() === 22) {
-                return true;
-            }
-            if (isLiteralPropertyName()) {
-                idToken = true;
-                nextToken();
-            }
-            if (idToken) {
-                return token() === 20 ||
-                    token() === 29 ||
-                    token() === 57 ||
-                    token() === 58 ||
-                    token() === 27 ||
-                    canParseSemicolon();
-            }
-            return false;
-        }
-        function parseTypeMember() {
-            if (token() === 20 || token() === 29) {
-                return parseSignatureMember(169);
-            }
-            if (token() === 102 && lookAhead(nextTokenIsOpenParenOrLessThan)) {
-                return parseSignatureMember(170);
-            }
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var modifiers = parseModifiers();
-            if (isIndexSignature()) {
-                return parseIndexSignatureDeclaration(pos, hasJSDoc, undefined, modifiers);
-            }
-            return parsePropertyOrMethodSignature(pos, hasJSDoc, modifiers);
-        }
-        function nextTokenIsOpenParenOrLessThan() {
-            nextToken();
-            return token() === 20 || token() === 29;
-        }
-        function nextTokenIsDot() {
-            return nextToken() === 24;
-        }
-        function nextTokenIsOpenParenOrLessThanOrDot() {
-            switch (nextToken()) {
-                case 20:
-                case 29:
-                case 24:
-                    return true;
-            }
-            return false;
-        }
-        function parseTypeLiteral() {
-            var pos = getNodePos();
-            return finishNode(factory.createTypeLiteralNode(parseObjectTypeMembers()), pos);
-        }
-        function parseObjectTypeMembers() {
-            var members;
-            if (parseExpected(18)) {
-                members = parseList(4, parseTypeMember);
-                parseExpected(19);
-            }
-            else {
-                members = createMissingList();
-            }
-            return members;
-        }
-        function isStartOfMappedType() {
-            nextToken();
-            if (token() === 39 || token() === 40) {
-                return nextToken() === 142;
-            }
-            if (token() === 142) {
-                nextToken();
-            }
-            return token() === 22 && nextTokenIsIdentifier() && nextToken() === 100;
-        }
-        function parseMappedTypeParameter() {
-            var pos = getNodePos();
-            var name = parseIdentifierName();
-            parseExpected(100);
-            var type = parseType();
-            return finishNode(factory.createTypeParameterDeclaration(name, type, undefined), pos);
-        }
-        function parseMappedType() {
-            var pos = getNodePos();
-            parseExpected(18);
-            var readonlyToken;
-            if (token() === 142 || token() === 39 || token() === 40) {
-                readonlyToken = parseTokenNode();
-                if (readonlyToken.kind !== 142) {
-                    parseExpected(142);
-                }
-            }
-            parseExpected(22);
-            var typeParameter = parseMappedTypeParameter();
-            var nameType = parseOptional(126) ? parseType() : undefined;
-            parseExpected(23);
-            var questionToken;
-            if (token() === 57 || token() === 39 || token() === 40) {
-                questionToken = parseTokenNode();
-                if (questionToken.kind !== 57) {
-                    parseExpected(57);
-                }
-            }
-            var type = parseTypeAnnotation();
-            parseSemicolon();
-            parseExpected(19);
-            return finishNode(factory.createMappedTypeNode(readonlyToken, typeParameter, nameType, questionToken, type), pos);
-        }
-        function parseTupleElementType() {
-            var pos = getNodePos();
-            if (parseOptional(25)) {
-                return finishNode(factory.createRestTypeNode(parseType()), pos);
-            }
-            var type = parseType();
-            if (ts.isJSDocNullableType(type) && type.pos === type.type.pos) {
-                var node = factory.createOptionalTypeNode(type.type);
-                ts.setTextRange(node, type);
-                node.flags = type.flags;
-                return node;
-            }
-            return type;
-        }
-        function isNextTokenColonOrQuestionColon() {
-            return nextToken() === 58 || (token() === 57 && nextToken() === 58);
-        }
-        function isTupleElementName() {
-            if (token() === 25) {
-                return ts.tokenIsIdentifierOrKeyword(nextToken()) && isNextTokenColonOrQuestionColon();
-            }
-            return ts.tokenIsIdentifierOrKeyword(token()) && isNextTokenColonOrQuestionColon();
-        }
-        function parseTupleElementNameOrTupleElementType() {
-            if (lookAhead(isTupleElementName)) {
-                var pos = getNodePos();
-                var hasJSDoc = hasPrecedingJSDocComment();
-                var dotDotDotToken = parseOptionalToken(25);
-                var name = parseIdentifierName();
-                var questionToken = parseOptionalToken(57);
-                parseExpected(58);
-                var type = parseTupleElementType();
-                var node = factory.createNamedTupleMember(dotDotDotToken, name, questionToken, type);
-                return withJSDoc(finishNode(node, pos), hasJSDoc);
-            }
-            return parseTupleElementType();
-        }
-        function parseTupleType() {
-            var pos = getNodePos();
-            return finishNode(factory.createTupleTypeNode(parseBracketedList(21, parseTupleElementNameOrTupleElementType, 22, 23)), pos);
-        }
-        function parseParenthesizedType() {
-            var pos = getNodePos();
-            parseExpected(20);
-            var type = parseType();
-            parseExpected(21);
-            return finishNode(factory.createParenthesizedType(type), pos);
-        }
-        function parseFunctionOrConstructorType() {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var isConstructorType = parseOptional(102);
-            var typeParameters = parseTypeParameters();
-            var parameters = parseParameters(4);
-            var type = parseReturnType(38, false);
-            var node = isConstructorType
-                ? factory.createConstructorTypeNode(typeParameters, parameters, type)
-                : factory.createFunctionTypeNode(typeParameters, parameters, type);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseKeywordAndNoDot() {
-            var node = parseTokenNode();
-            return token() === 24 ? undefined : node;
-        }
-        function parseLiteralTypeNode(negative) {
-            var pos = getNodePos();
-            if (negative) {
-                nextToken();
-            }
-            var expression = token() === 109 || token() === 94 || token() === 103 ?
-                parseTokenNode() :
-                parseLiteralLikeNode(token());
-            if (negative) {
-                expression = finishNode(factory.createPrefixUnaryExpression(40, expression), pos);
-            }
-            return finishNode(factory.createLiteralTypeNode(expression), pos);
-        }
-        function isStartOfTypeOfImportType() {
-            nextToken();
-            return token() === 99;
-        }
-        function parseImportType() {
-            sourceFlags |= 1048576;
-            var pos = getNodePos();
-            var isTypeOf = parseOptional(111);
-            parseExpected(99);
-            parseExpected(20);
-            var type = parseType();
-            parseExpected(21);
-            var qualifier = parseOptional(24) ? parseEntityNameOfTypeReference() : undefined;
-            var typeArguments = parseTypeArgumentsOfTypeReference();
-            return finishNode(factory.createImportTypeNode(type, qualifier, typeArguments, isTypeOf), pos);
-        }
-        function nextTokenIsNumericOrBigIntLiteral() {
-            nextToken();
-            return token() === 8 || token() === 9;
-        }
-        function parseNonArrayType() {
-            switch (token()) {
-                case 128:
-                case 152:
-                case 147:
-                case 144:
-                case 155:
-                case 148:
-                case 131:
-                case 150:
-                case 141:
-                case 145:
-                    return tryParse(parseKeywordAndNoDot) || parseTypeReference();
-                case 65:
-                    scanner.reScanAsteriskEqualsToken();
-                case 41:
-                    return parseJSDocAllType();
-                case 60:
-                    scanner.reScanQuestionToken();
-                case 57:
-                    return parseJSDocUnknownOrNullableType();
-                case 97:
-                    return parseJSDocFunctionType();
-                case 53:
-                    return parseJSDocNonNullableType();
-                case 14:
-                case 10:
-                case 8:
-                case 9:
-                case 109:
-                case 94:
-                case 103:
-                    return parseLiteralTypeNode();
-                case 40:
-                    return lookAhead(nextTokenIsNumericOrBigIntLiteral) ? parseLiteralTypeNode(true) : parseTypeReference();
-                case 113:
-                    return parseTokenNode();
-                case 107: {
-                    var thisKeyword = parseThisTypeNode();
-                    if (token() === 137 && !scanner.hasPrecedingLineBreak()) {
-                        return parseThisTypePredicate(thisKeyword);
-                    }
-                    else {
-                        return thisKeyword;
-                    }
-                }
-                case 111:
-                    return lookAhead(isStartOfTypeOfImportType) ? parseImportType() : parseTypeQuery();
-                case 18:
-                    return lookAhead(isStartOfMappedType) ? parseMappedType() : parseTypeLiteral();
-                case 22:
-                    return parseTupleType();
-                case 20:
-                    return parseParenthesizedType();
-                case 99:
-                    return parseImportType();
-                case 127:
-                    return lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine) ? parseAssertsTypePredicate() : parseTypeReference();
-                case 15:
-                    return parseTemplateType();
-                default:
-                    return parseTypeReference();
-            }
-        }
-        function isStartOfType(inStartOfParameter) {
-            switch (token()) {
-                case 128:
-                case 152:
-                case 147:
-                case 144:
-                case 155:
-                case 131:
-                case 142:
-                case 148:
-                case 151:
-                case 113:
-                case 150:
-                case 103:
-                case 107:
-                case 111:
-                case 141:
-                case 18:
-                case 22:
-                case 29:
-                case 51:
-                case 50:
-                case 102:
-                case 10:
-                case 8:
-                case 9:
-                case 109:
-                case 94:
-                case 145:
-                case 41:
-                case 57:
-                case 53:
-                case 25:
-                case 135:
-                case 99:
-                case 127:
-                case 14:
-                case 15:
-                    return true;
-                case 97:
-                    return !inStartOfParameter;
-                case 40:
-                    return !inStartOfParameter && lookAhead(nextTokenIsNumericOrBigIntLiteral);
-                case 20:
-                    return !inStartOfParameter && lookAhead(isStartOfParenthesizedOrFunctionType);
-                default:
-                    return isIdentifier();
-            }
-        }
-        function isStartOfParenthesizedOrFunctionType() {
-            nextToken();
-            return token() === 21 || isStartOfParameter(false) || isStartOfType();
-        }
-        function parsePostfixTypeOrHigher() {
-            var pos = getNodePos();
-            var type = parseNonArrayType();
-            while (!scanner.hasPrecedingLineBreak()) {
-                switch (token()) {
-                    case 53:
-                        nextToken();
-                        type = finishNode(factory.createJSDocNonNullableType(type), pos);
-                        break;
-                    case 57:
-                        if (lookAhead(nextTokenIsStartOfType)) {
-                            return type;
-                        }
-                        nextToken();
-                        type = finishNode(factory.createJSDocNullableType(type), pos);
-                        break;
-                    case 22:
-                        parseExpected(22);
-                        if (isStartOfType()) {
-                            var indexType = parseType();
-                            parseExpected(23);
-                            type = finishNode(factory.createIndexedAccessTypeNode(type, indexType), pos);
-                        }
-                        else {
-                            parseExpected(23);
-                            type = finishNode(factory.createArrayTypeNode(type), pos);
-                        }
-                        break;
-                    default:
-                        return type;
-                }
-            }
-            return type;
-        }
-        function parseTypeOperator(operator) {
-            var pos = getNodePos();
-            parseExpected(operator);
-            return finishNode(factory.createTypeOperatorNode(operator, parseTypeOperatorOrHigher()), pos);
-        }
-        function parseTypeParameterOfInferType() {
-            var pos = getNodePos();
-            return finishNode(factory.createTypeParameterDeclaration(parseIdentifier(), undefined, undefined), pos);
-        }
-        function parseInferType() {
-            var pos = getNodePos();
-            parseExpected(135);
-            return finishNode(factory.createInferTypeNode(parseTypeParameterOfInferType()), pos);
-        }
-        function parseTypeOperatorOrHigher() {
-            var operator = token();
-            switch (operator) {
-                case 138:
-                case 151:
-                case 142:
-                    return parseTypeOperator(operator);
-                case 135:
-                    return parseInferType();
-            }
-            return parsePostfixTypeOrHigher();
-        }
-        function parseFunctionOrConstructorTypeToError(isInUnionType) {
-            if (isStartOfFunctionTypeOrConstructorType()) {
-                var type = parseFunctionOrConstructorType();
-                var diagnostic = void 0;
-                if (ts.isFunctionTypeNode(type)) {
-                    diagnostic = isInUnionType
-                        ? ts.Diagnostics.Function_type_notation_must_be_parenthesized_when_used_in_a_union_type
-                        : ts.Diagnostics.Function_type_notation_must_be_parenthesized_when_used_in_an_intersection_type;
-                }
-                else {
-                    diagnostic = isInUnionType
-                        ? ts.Diagnostics.Constructor_type_notation_must_be_parenthesized_when_used_in_a_union_type
-                        : ts.Diagnostics.Constructor_type_notation_must_be_parenthesized_when_used_in_an_intersection_type;
-                }
-                parseErrorAtRange(type, diagnostic);
-                return type;
-            }
-            return undefined;
-        }
-        function parseUnionOrIntersectionType(operator, parseConstituentType, createTypeNode) {
-            var pos = getNodePos();
-            var isUnionType = operator === 51;
-            var hasLeadingOperator = parseOptional(operator);
-            var type = hasLeadingOperator && parseFunctionOrConstructorTypeToError(isUnionType)
-                || parseConstituentType();
-            if (token() === operator || hasLeadingOperator) {
-                var types = [type];
-                while (parseOptional(operator)) {
-                    types.push(parseFunctionOrConstructorTypeToError(isUnionType) || parseConstituentType());
-                }
-                type = finishNode(createTypeNode(createNodeArray(types, pos)), pos);
-            }
-            return type;
-        }
-        function parseIntersectionTypeOrHigher() {
-            return parseUnionOrIntersectionType(50, parseTypeOperatorOrHigher, factory.createIntersectionTypeNode);
-        }
-        function parseUnionTypeOrHigher() {
-            return parseUnionOrIntersectionType(51, parseIntersectionTypeOrHigher, factory.createUnionTypeNode);
-        }
-        function isStartOfFunctionTypeOrConstructorType() {
-            if (token() === 29) {
-                return true;
-            }
-            if (token() === 20 && lookAhead(isUnambiguouslyStartOfFunctionType)) {
-                return true;
-            }
-            return token() === 102;
-        }
-        function skipParameterStart() {
-            if (ts.isModifierKind(token())) {
-                parseModifiers();
-            }
-            if (isIdentifier() || token() === 107) {
-                nextToken();
-                return true;
-            }
-            if (token() === 22 || token() === 18) {
-                var previousErrorCount = parseDiagnostics.length;
-                parseIdentifierOrPattern();
-                return previousErrorCount === parseDiagnostics.length;
-            }
-            return false;
-        }
-        function isUnambiguouslyStartOfFunctionType() {
-            nextToken();
-            if (token() === 21 || token() === 25) {
-                return true;
-            }
-            if (skipParameterStart()) {
-                if (token() === 58 || token() === 27 ||
-                    token() === 57 || token() === 62) {
-                    return true;
-                }
-                if (token() === 21) {
-                    nextToken();
-                    if (token() === 38) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function parseTypeOrTypePredicate() {
-            var pos = getNodePos();
-            var typePredicateVariable = isIdentifier() && tryParse(parseTypePredicatePrefix);
-            var type = parseType();
-            if (typePredicateVariable) {
-                return finishNode(factory.createTypePredicateNode(undefined, typePredicateVariable, type), pos);
-            }
-            else {
-                return type;
-            }
-        }
-        function parseTypePredicatePrefix() {
-            var id = parseIdentifier();
-            if (token() === 137 && !scanner.hasPrecedingLineBreak()) {
-                nextToken();
-                return id;
-            }
-        }
-        function parseAssertsTypePredicate() {
-            var pos = getNodePos();
-            var assertsModifier = parseExpectedToken(127);
-            var parameterName = token() === 107 ? parseThisTypeNode() : parseIdentifier();
-            var type = parseOptional(137) ? parseType() : undefined;
-            return finishNode(factory.createTypePredicateNode(assertsModifier, parameterName, type), pos);
-        }
-        function parseType() {
-            return doOutsideOfContext(40960, parseTypeWorker);
-        }
-        function parseTypeWorker(noConditionalTypes) {
-            if (isStartOfFunctionTypeOrConstructorType()) {
-                return parseFunctionOrConstructorType();
-            }
-            var pos = getNodePos();
-            var type = parseUnionTypeOrHigher();
-            if (!noConditionalTypes && !scanner.hasPrecedingLineBreak() && parseOptional(93)) {
-                var extendsType = parseTypeWorker(true);
-                parseExpected(57);
-                var trueType = parseTypeWorker();
-                parseExpected(58);
-                var falseType = parseTypeWorker();
-                return finishNode(factory.createConditionalTypeNode(type, extendsType, trueType, falseType), pos);
-            }
-            return type;
-        }
-        function parseTypeAnnotation() {
-            return parseOptional(58) ? parseType() : undefined;
-        }
-        function isStartOfLeftHandSideExpression() {
-            switch (token()) {
-                case 107:
-                case 105:
-                case 103:
-                case 109:
-                case 94:
-                case 8:
-                case 9:
-                case 10:
-                case 14:
-                case 15:
-                case 20:
-                case 22:
-                case 18:
-                case 97:
-                case 83:
-                case 102:
-                case 43:
-                case 67:
-                case 78:
-                    return true;
-                case 99:
-                    return lookAhead(nextTokenIsOpenParenOrLessThanOrDot);
-                default:
-                    return isIdentifier();
-            }
-        }
-        function isStartOfExpression() {
-            if (isStartOfLeftHandSideExpression()) {
-                return true;
-            }
-            switch (token()) {
-                case 39:
-                case 40:
-                case 54:
-                case 53:
-                case 88:
-                case 111:
-                case 113:
-                case 45:
-                case 46:
-                case 29:
-                case 130:
-                case 124:
-                case 79:
-                    return true;
-                default:
-                    if (isBinaryOperator()) {
-                        return true;
-                    }
-                    return isIdentifier();
-            }
-        }
-        function isStartOfExpressionStatement() {
-            return token() !== 18 &&
-                token() !== 97 &&
-                token() !== 83 &&
-                token() !== 59 &&
-                isStartOfExpression();
-        }
-        function parseExpression() {
-            var saveDecoratorContext = inDecoratorContext();
-            if (saveDecoratorContext) {
-                setDecoratorContext(false);
-            }
-            var pos = getNodePos();
-            var expr = parseAssignmentExpressionOrHigher();
-            var operatorToken;
-            while ((operatorToken = parseOptionalToken(27))) {
-                expr = makeBinaryExpression(expr, operatorToken, parseAssignmentExpressionOrHigher(), pos);
-            }
-            if (saveDecoratorContext) {
-                setDecoratorContext(true);
-            }
-            return expr;
-        }
-        function parseInitializer() {
-            return parseOptional(62) ? parseAssignmentExpressionOrHigher() : undefined;
-        }
-        function parseAssignmentExpressionOrHigher() {
-            if (isYieldExpression()) {
-                return parseYieldExpression();
-            }
-            var arrowExpression = tryParseParenthesizedArrowFunctionExpression() || tryParseAsyncSimpleArrowFunctionExpression();
-            if (arrowExpression) {
-                return arrowExpression;
-            }
-            var pos = getNodePos();
-            var expr = parseBinaryExpressionOrHigher(0);
-            if (expr.kind === 78 && token() === 38) {
-                return parseSimpleArrowFunctionExpression(pos, expr, undefined);
-            }
-            if (ts.isLeftHandSideExpression(expr) && ts.isAssignmentOperator(reScanGreaterToken())) {
-                return makeBinaryExpression(expr, parseTokenNode(), parseAssignmentExpressionOrHigher(), pos);
-            }
-            return parseConditionalExpressionRest(expr, pos);
-        }
-        function isYieldExpression() {
-            if (token() === 124) {
-                if (inYieldContext()) {
-                    return true;
-                }
-                return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine);
-            }
-            return false;
-        }
-        function nextTokenIsIdentifierOnSameLine() {
-            nextToken();
-            return !scanner.hasPrecedingLineBreak() && isIdentifier();
-        }
-        function parseYieldExpression() {
-            var pos = getNodePos();
-            nextToken();
-            if (!scanner.hasPrecedingLineBreak() &&
-                (token() === 41 || isStartOfExpression())) {
-                return finishNode(factory.createYieldExpression(parseOptionalToken(41), parseAssignmentExpressionOrHigher()), pos);
-            }
-            else {
-                return finishNode(factory.createYieldExpression(undefined, undefined), pos);
-            }
-        }
-        function parseSimpleArrowFunctionExpression(pos, identifier, asyncModifier) {
-            ts.Debug.assert(token() === 38, "parseSimpleArrowFunctionExpression should only have been called if we had a =>");
-            var parameter = factory.createParameterDeclaration(undefined, undefined, undefined, identifier, undefined, undefined, undefined);
-            finishNode(parameter, identifier.pos);
-            var parameters = createNodeArray([parameter], parameter.pos, parameter.end);
-            var equalsGreaterThanToken = parseExpectedToken(38);
-            var body = parseArrowFunctionExpressionBody(!!asyncModifier);
-            var node = factory.createArrowFunction(asyncModifier, undefined, parameters, undefined, equalsGreaterThanToken, body);
-            return addJSDocComment(finishNode(node, pos));
-        }
-        function tryParseParenthesizedArrowFunctionExpression() {
-            var triState = isParenthesizedArrowFunctionExpression();
-            if (triState === 0) {
-                return undefined;
-            }
-            return triState === 1 ?
-                parseParenthesizedArrowFunctionExpression(true) :
-                tryParse(parsePossibleParenthesizedArrowFunctionExpression);
-        }
-        function isParenthesizedArrowFunctionExpression() {
-            if (token() === 20 || token() === 29 || token() === 129) {
-                return lookAhead(isParenthesizedArrowFunctionExpressionWorker);
-            }
-            if (token() === 38) {
-                return 1;
-            }
-            return 0;
-        }
-        function isParenthesizedArrowFunctionExpressionWorker() {
-            if (token() === 129) {
-                nextToken();
-                if (scanner.hasPrecedingLineBreak()) {
-                    return 0;
-                }
-                if (token() !== 20 && token() !== 29) {
-                    return 0;
-                }
-            }
-            var first = token();
-            var second = nextToken();
-            if (first === 20) {
-                if (second === 21) {
-                    var third = nextToken();
-                    switch (third) {
-                        case 38:
-                        case 58:
-                        case 18:
-                            return 1;
-                        default:
-                            return 0;
-                    }
-                }
-                if (second === 22 || second === 18) {
-                    return 2;
-                }
-                if (second === 25) {
-                    return 1;
-                }
-                if (ts.isModifierKind(second) && second !== 129 && lookAhead(nextTokenIsIdentifier)) {
-                    return 1;
-                }
-                if (!isIdentifier() && second !== 107) {
-                    return 0;
-                }
-                switch (nextToken()) {
-                    case 58:
-                        return 1;
-                    case 57:
-                        nextToken();
-                        if (token() === 58 || token() === 27 || token() === 62 || token() === 21) {
-                            return 1;
-                        }
-                        return 0;
-                    case 27:
-                    case 62:
-                    case 21:
-                        return 2;
-                }
-                return 0;
-            }
-            else {
-                ts.Debug.assert(first === 29);
-                if (!isIdentifier()) {
-                    return 0;
-                }
-                if (languageVariant === 1) {
-                    var isArrowFunctionInJsx = lookAhead(function () {
-                        var third = nextToken();
-                        if (third === 93) {
-                            var fourth = nextToken();
-                            switch (fourth) {
-                                case 62:
-                                case 31:
-                                    return false;
-                                default:
-                                    return true;
-                            }
-                        }
-                        else if (third === 27) {
-                            return true;
-                        }
-                        return false;
-                    });
-                    if (isArrowFunctionInJsx) {
-                        return 1;
-                    }
-                    return 0;
-                }
-                return 2;
-            }
-        }
-        function parsePossibleParenthesizedArrowFunctionExpression() {
-            var tokenPos = scanner.getTokenPos();
-            if (notParenthesizedArrow === null || notParenthesizedArrow === void 0 ? void 0 : notParenthesizedArrow.has(tokenPos)) {
-                return undefined;
-            }
-            var result = parseParenthesizedArrowFunctionExpression(false);
-            if (!result) {
-                (notParenthesizedArrow || (notParenthesizedArrow = new ts.Set())).add(tokenPos);
-            }
-            return result;
-        }
-        function tryParseAsyncSimpleArrowFunctionExpression() {
-            if (token() === 129) {
-                if (lookAhead(isUnParenthesizedAsyncArrowFunctionWorker) === 1) {
-                    var pos = getNodePos();
-                    var asyncModifier = parseModifiersForArrowFunction();
-                    var expr = parseBinaryExpressionOrHigher(0);
-                    return parseSimpleArrowFunctionExpression(pos, expr, asyncModifier);
-                }
-            }
-            return undefined;
-        }
-        function isUnParenthesizedAsyncArrowFunctionWorker() {
-            if (token() === 129) {
-                nextToken();
-                if (scanner.hasPrecedingLineBreak() || token() === 38) {
-                    return 0;
-                }
-                var expr = parseBinaryExpressionOrHigher(0);
-                if (!scanner.hasPrecedingLineBreak() && expr.kind === 78 && token() === 38) {
-                    return 1;
-                }
-            }
-            return 0;
-        }
-        function parseParenthesizedArrowFunctionExpression(allowAmbiguity) {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var modifiers = parseModifiersForArrowFunction();
-            var isAsync = ts.some(modifiers, ts.isAsyncModifier) ? 2 : 0;
-            var typeParameters = parseTypeParameters();
-            var parameters;
-            if (!parseExpected(20)) {
-                if (!allowAmbiguity) {
-                    return undefined;
-                }
-                parameters = createMissingList();
-            }
-            else {
-                parameters = parseParametersWorker(isAsync);
-                if (!parseExpected(21) && !allowAmbiguity) {
-                    return undefined;
-                }
-            }
-            var type = parseReturnType(58, false);
-            if (type && !allowAmbiguity && typeHasArrowFunctionBlockingParseError(type)) {
-                return undefined;
-            }
-            var hasJSDocFunctionType = type && ts.isJSDocFunctionType(type);
-            if (!allowAmbiguity && token() !== 38 && (hasJSDocFunctionType || token() !== 18)) {
-                return undefined;
-            }
-            var lastToken = token();
-            var equalsGreaterThanToken = parseExpectedToken(38);
-            var body = (lastToken === 38 || lastToken === 18)
-                ? parseArrowFunctionExpressionBody(ts.some(modifiers, ts.isAsyncModifier))
-                : parseIdentifier();
-            var node = factory.createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseArrowFunctionExpressionBody(isAsync) {
-            if (token() === 18) {
-                return parseFunctionBlock(isAsync ? 2 : 0);
-            }
-            if (token() !== 26 &&
-                token() !== 97 &&
-                token() !== 83 &&
-                isStartOfStatement() &&
-                !isStartOfExpressionStatement()) {
-                return parseFunctionBlock(16 | (isAsync ? 2 : 0));
-            }
-            var savedTopLevel = topLevel;
-            topLevel = false;
-            var node = isAsync
-                ? doInAwaitContext(parseAssignmentExpressionOrHigher)
-                : doOutsideOfAwaitContext(parseAssignmentExpressionOrHigher);
-            topLevel = savedTopLevel;
-            return node;
-        }
-        function parseConditionalExpressionRest(leftOperand, pos) {
-            var questionToken = parseOptionalToken(57);
-            if (!questionToken) {
-                return leftOperand;
-            }
-            var colonToken;
-            return finishNode(factory.createConditionalExpression(leftOperand, questionToken, doOutsideOfContext(disallowInAndDecoratorContext, parseAssignmentExpressionOrHigher), colonToken = parseExpectedToken(58), ts.nodeIsPresent(colonToken)
-                ? parseAssignmentExpressionOrHigher()
-                : createMissingNode(78, false, ts.Diagnostics._0_expected, ts.tokenToString(58))), pos);
-        }
-        function parseBinaryExpressionOrHigher(precedence) {
-            var pos = getNodePos();
-            var leftOperand = parseUnaryExpressionOrHigher();
-            return parseBinaryExpressionRest(precedence, leftOperand, pos);
-        }
-        function isInOrOfKeyword(t) {
-            return t === 100 || t === 156;
-        }
-        function parseBinaryExpressionRest(precedence, leftOperand, pos) {
-            while (true) {
-                reScanGreaterToken();
-                var newPrecedence = ts.getBinaryOperatorPrecedence(token());
-                var consumeCurrentOperator = token() === 42 ?
-                    newPrecedence >= precedence :
-                    newPrecedence > precedence;
-                if (!consumeCurrentOperator) {
-                    break;
-                }
-                if (token() === 100 && inDisallowInContext()) {
-                    break;
-                }
-                if (token() === 126) {
-                    if (scanner.hasPrecedingLineBreak()) {
-                        break;
-                    }
-                    else {
-                        nextToken();
-                        leftOperand = makeAsExpression(leftOperand, parseType());
-                    }
-                }
-                else {
-                    leftOperand = makeBinaryExpression(leftOperand, parseTokenNode(), parseBinaryExpressionOrHigher(newPrecedence), pos);
-                }
-            }
-            return leftOperand;
-        }
-        function isBinaryOperator() {
-            if (inDisallowInContext() && token() === 100) {
-                return false;
-            }
-            return ts.getBinaryOperatorPrecedence(token()) > 0;
-        }
-        function makeBinaryExpression(left, operatorToken, right, pos) {
-            return finishNode(factory.createBinaryExpression(left, operatorToken, right), pos);
-        }
-        function makeAsExpression(left, right) {
-            return finishNode(factory.createAsExpression(left, right), left.pos);
-        }
-        function parsePrefixUnaryExpression() {
-            var pos = getNodePos();
-            return finishNode(factory.createPrefixUnaryExpression(token(), nextTokenAnd(parseSimpleUnaryExpression)), pos);
-        }
-        function parseDeleteExpression() {
-            var pos = getNodePos();
-            return finishNode(factory.createDeleteExpression(nextTokenAnd(parseSimpleUnaryExpression)), pos);
-        }
-        function parseTypeOfExpression() {
-            var pos = getNodePos();
-            return finishNode(factory.createTypeOfExpression(nextTokenAnd(parseSimpleUnaryExpression)), pos);
-        }
-        function parseVoidExpression() {
-            var pos = getNodePos();
-            return finishNode(factory.createVoidExpression(nextTokenAnd(parseSimpleUnaryExpression)), pos);
-        }
-        function isAwaitExpression() {
-            if (token() === 130) {
-                if (inAwaitContext()) {
-                    return true;
-                }
-                return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine);
-            }
-            return false;
-        }
-        function parseAwaitExpression() {
-            var pos = getNodePos();
-            return finishNode(factory.createAwaitExpression(nextTokenAnd(parseSimpleUnaryExpression)), pos);
-        }
-        function parseUnaryExpressionOrHigher() {
-            if (isUpdateExpression()) {
-                var pos = getNodePos();
-                var updateExpression = parseUpdateExpression();
-                return token() === 42 ?
-                    parseBinaryExpressionRest(ts.getBinaryOperatorPrecedence(token()), updateExpression, pos) :
-                    updateExpression;
-            }
-            var unaryOperator = token();
-            var simpleUnaryExpression = parseSimpleUnaryExpression();
-            if (token() === 42) {
-                var pos = ts.skipTrivia(sourceText, simpleUnaryExpression.pos);
-                var end = simpleUnaryExpression.end;
-                if (simpleUnaryExpression.kind === 206) {
-                    parseErrorAt(pos, end, ts.Diagnostics.A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses);
-                }
-                else {
-                    parseErrorAt(pos, end, ts.Diagnostics.An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses, ts.tokenToString(unaryOperator));
-                }
-            }
-            return simpleUnaryExpression;
-        }
-        function parseSimpleUnaryExpression() {
-            switch (token()) {
-                case 39:
-                case 40:
-                case 54:
-                case 53:
-                    return parsePrefixUnaryExpression();
-                case 88:
-                    return parseDeleteExpression();
-                case 111:
-                    return parseTypeOfExpression();
-                case 113:
-                    return parseVoidExpression();
-                case 29:
-                    return parseTypeAssertion();
-                case 130:
-                    if (isAwaitExpression()) {
-                        return parseAwaitExpression();
-                    }
-                default:
-                    return parseUpdateExpression();
-            }
-        }
-        function isUpdateExpression() {
-            switch (token()) {
-                case 39:
-                case 40:
-                case 54:
-                case 53:
-                case 88:
-                case 111:
-                case 113:
-                case 130:
-                    return false;
-                case 29:
-                    if (languageVariant !== 1) {
-                        return false;
-                    }
-                default:
-                    return true;
-            }
-        }
-        function parseUpdateExpression() {
-            if (token() === 45 || token() === 46) {
-                var pos = getNodePos();
-                return finishNode(factory.createPrefixUnaryExpression(token(), nextTokenAnd(parseLeftHandSideExpressionOrHigher)), pos);
-            }
-            else if (languageVariant === 1 && token() === 29 && lookAhead(nextTokenIsIdentifierOrKeywordOrGreaterThan)) {
-                return parseJsxElementOrSelfClosingElementOrFragment(true);
-            }
-            var expression = parseLeftHandSideExpressionOrHigher();
-            ts.Debug.assert(ts.isLeftHandSideExpression(expression));
-            if ((token() === 45 || token() === 46) && !scanner.hasPrecedingLineBreak()) {
-                var operator = token();
-                nextToken();
-                return finishNode(factory.createPostfixUnaryExpression(expression, operator), expression.pos);
-            }
-            return expression;
-        }
-        function parseLeftHandSideExpressionOrHigher() {
-            var pos = getNodePos();
-            var expression;
-            if (token() === 99) {
-                if (lookAhead(nextTokenIsOpenParenOrLessThan)) {
-                    sourceFlags |= 1048576;
-                    expression = parseTokenNode();
-                }
-                else if (lookAhead(nextTokenIsDot)) {
-                    nextToken();
-                    nextToken();
-                    expression = finishNode(factory.createMetaProperty(99, parseIdentifierName()), pos);
-                    sourceFlags |= 2097152;
-                }
-                else {
-                    expression = parseMemberExpressionOrHigher();
-                }
-            }
-            else {
-                expression = token() === 105 ? parseSuperExpression() : parseMemberExpressionOrHigher();
-            }
-            return parseCallExpressionRest(pos, expression);
-        }
-        function parseMemberExpressionOrHigher() {
-            var pos = getNodePos();
-            var expression = parsePrimaryExpression();
-            return parseMemberExpressionRest(pos, expression, true);
-        }
-        function parseSuperExpression() {
-            var pos = getNodePos();
-            var expression = parseTokenNode();
-            if (token() === 29) {
-                var startPos = getNodePos();
-                var typeArguments = tryParse(parseTypeArgumentsInExpression);
-                if (typeArguments !== undefined) {
-                    parseErrorAt(startPos, getNodePos(), ts.Diagnostics.super_may_not_use_type_arguments);
-                }
-            }
-            if (token() === 20 || token() === 24 || token() === 22) {
-                return expression;
-            }
-            parseExpectedToken(24, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access);
-            return finishNode(factory.createPropertyAccessExpression(expression, parseRightSideOfDot(true, true)), pos);
-        }
-        function parseJsxElementOrSelfClosingElementOrFragment(inExpressionContext, topInvalidNodePosition) {
-            var pos = getNodePos();
-            var opening = parseJsxOpeningOrSelfClosingElementOrOpeningFragment(inExpressionContext);
-            var result;
-            if (opening.kind === 275) {
-                var children = parseJsxChildren(opening);
-                var closingElement = parseJsxClosingElement(inExpressionContext);
-                if (!tagNamesAreEquivalent(opening.tagName, closingElement.tagName)) {
-                    parseErrorAtRange(closingElement, ts.Diagnostics.Expected_corresponding_JSX_closing_tag_for_0, ts.getTextOfNodeFromSourceText(sourceText, opening.tagName));
-                }
-                result = finishNode(factory.createJsxElement(opening, children, closingElement), pos);
-            }
-            else if (opening.kind === 278) {
-                result = finishNode(factory.createJsxFragment(opening, parseJsxChildren(opening), parseJsxClosingFragment(inExpressionContext)), pos);
-            }
-            else {
-                ts.Debug.assert(opening.kind === 274);
-                result = opening;
-            }
-            if (inExpressionContext && token() === 29) {
-                var topBadPos_1 = typeof topInvalidNodePosition === "undefined" ? result.pos : topInvalidNodePosition;
-                var invalidElement = tryParse(function () { return parseJsxElementOrSelfClosingElementOrFragment(true, topBadPos_1); });
-                if (invalidElement) {
-                    var operatorToken = createMissingNode(27, false);
-                    ts.setTextRangePosWidth(operatorToken, invalidElement.pos, 0);
-                    parseErrorAt(ts.skipTrivia(sourceText, topBadPos_1), invalidElement.end, ts.Diagnostics.JSX_expressions_must_have_one_parent_element);
-                    return finishNode(factory.createBinaryExpression(result, operatorToken, invalidElement), pos);
-                }
-            }
-            return result;
-        }
-        function parseJsxText() {
-            var pos = getNodePos();
-            var node = factory.createJsxText(scanner.getTokenValue(), currentToken === 12);
-            currentToken = scanner.scanJsxToken();
-            return finishNode(node, pos);
-        }
-        function parseJsxChild(openingTag, token) {
-            switch (token) {
-                case 1:
-                    if (ts.isJsxOpeningFragment(openingTag)) {
-                        parseErrorAtRange(openingTag, ts.Diagnostics.JSX_fragment_has_no_corresponding_closing_tag);
-                    }
-                    else {
-                        var tag = openingTag.tagName;
-                        var start = ts.skipTrivia(sourceText, tag.pos);
-                        parseErrorAt(start, tag.end, ts.Diagnostics.JSX_element_0_has_no_corresponding_closing_tag, ts.getTextOfNodeFromSourceText(sourceText, openingTag.tagName));
-                    }
-                    return undefined;
-                case 30:
-                case 7:
-                    return undefined;
-                case 11:
-                case 12:
-                    return parseJsxText();
-                case 18:
-                    return parseJsxExpression(false);
-                case 29:
-                    return parseJsxElementOrSelfClosingElementOrFragment(false);
-                default:
-                    return ts.Debug.assertNever(token);
-            }
-        }
-        function parseJsxChildren(openingTag) {
-            var list = [];
-            var listPos = getNodePos();
-            var saveParsingContext = parsingContext;
-            parsingContext |= 1 << 14;
-            while (true) {
-                var child = parseJsxChild(openingTag, currentToken = scanner.reScanJsxToken());
-                if (!child)
-                    break;
-                list.push(child);
-            }
-            parsingContext = saveParsingContext;
-            return createNodeArray(list, listPos);
-        }
-        function parseJsxAttributes() {
-            var pos = getNodePos();
-            return finishNode(factory.createJsxAttributes(parseList(13, parseJsxAttribute)), pos);
-        }
-        function parseJsxOpeningOrSelfClosingElementOrOpeningFragment(inExpressionContext) {
-            var pos = getNodePos();
-            parseExpected(29);
-            if (token() === 31) {
-                scanJsxText();
-                return finishNode(factory.createJsxOpeningFragment(), pos);
-            }
-            var tagName = parseJsxElementName();
-            var typeArguments = tryParseTypeArguments();
-            var attributes = parseJsxAttributes();
-            var node;
-            if (token() === 31) {
-                scanJsxText();
-                node = factory.createJsxOpeningElement(tagName, typeArguments, attributes);
-            }
-            else {
-                parseExpected(43);
-                if (inExpressionContext) {
-                    parseExpected(31);
-                }
-                else {
-                    parseExpected(31, undefined, false);
-                    scanJsxText();
-                }
-                node = factory.createJsxSelfClosingElement(tagName, typeArguments, attributes);
-            }
-            return finishNode(node, pos);
-        }
-        function parseJsxElementName() {
-            var pos = getNodePos();
-            scanJsxIdentifier();
-            var expression = token() === 107 ?
-                parseTokenNode() : parseIdentifierName();
-            while (parseOptional(24)) {
-                expression = finishNode(factory.createPropertyAccessExpression(expression, parseRightSideOfDot(true, false)), pos);
-            }
-            return expression;
-        }
-        function parseJsxExpression(inExpressionContext) {
-            var pos = getNodePos();
-            if (!parseExpected(18)) {
-                return undefined;
-            }
-            var dotDotDotToken;
-            var expression;
-            if (token() !== 19) {
-                dotDotDotToken = parseOptionalToken(25);
-                expression = parseExpression();
-            }
-            if (inExpressionContext) {
-                parseExpected(19);
-            }
-            else {
-                if (parseExpected(19, undefined, false)) {
-                    scanJsxText();
-                }
-            }
-            return finishNode(factory.createJsxExpression(dotDotDotToken, expression), pos);
-        }
-        function parseJsxAttribute() {
-            if (token() === 18) {
-                return parseJsxSpreadAttribute();
-            }
-            scanJsxIdentifier();
-            var pos = getNodePos();
-            return finishNode(factory.createJsxAttribute(parseIdentifierName(), token() !== 62 ? undefined :
-                scanJsxAttributeValue() === 10 ? parseLiteralNode() :
-                    parseJsxExpression(true)), pos);
-        }
-        function parseJsxSpreadAttribute() {
-            var pos = getNodePos();
-            parseExpected(18);
-            parseExpected(25);
-            var expression = parseExpression();
-            parseExpected(19);
-            return finishNode(factory.createJsxSpreadAttribute(expression), pos);
-        }
-        function parseJsxClosingElement(inExpressionContext) {
-            var pos = getNodePos();
-            parseExpected(30);
-            var tagName = parseJsxElementName();
-            if (inExpressionContext) {
-                parseExpected(31);
-            }
-            else {
-                parseExpected(31, undefined, false);
-                scanJsxText();
-            }
-            return finishNode(factory.createJsxClosingElement(tagName), pos);
-        }
-        function parseJsxClosingFragment(inExpressionContext) {
-            var pos = getNodePos();
-            parseExpected(30);
-            if (ts.tokenIsIdentifierOrKeyword(token())) {
-                parseErrorAtRange(parseJsxElementName(), ts.Diagnostics.Expected_corresponding_closing_tag_for_JSX_fragment);
-            }
-            if (inExpressionContext) {
-                parseExpected(31);
-            }
-            else {
-                parseExpected(31, undefined, false);
-                scanJsxText();
-            }
-            return finishNode(factory.createJsxJsxClosingFragment(), pos);
-        }
-        function parseTypeAssertion() {
-            var pos = getNodePos();
-            parseExpected(29);
-            var type = parseType();
-            parseExpected(31);
-            var expression = parseSimpleUnaryExpression();
-            return finishNode(factory.createTypeAssertion(type, expression), pos);
-        }
-        function nextTokenIsIdentifierOrKeywordOrOpenBracketOrTemplate() {
-            nextToken();
-            return ts.tokenIsIdentifierOrKeyword(token())
-                || token() === 22
-                || isTemplateStartOfTaggedTemplate();
-        }
-        function isStartOfOptionalPropertyOrElementAccessChain() {
-            return token() === 28
-                && lookAhead(nextTokenIsIdentifierOrKeywordOrOpenBracketOrTemplate);
-        }
-        function tryReparseOptionalChain(node) {
-            if (node.flags & 32) {
-                return true;
-            }
-            if (ts.isNonNullExpression(node)) {
-                var expr = node.expression;
-                while (ts.isNonNullExpression(expr) && !(expr.flags & 32)) {
-                    expr = expr.expression;
-                }
-                if (expr.flags & 32) {
-                    while (ts.isNonNullExpression(node)) {
-                        node.flags |= 32;
-                        node = node.expression;
-                    }
-                    return true;
-                }
-            }
-            return false;
-        }
-        function parsePropertyAccessExpressionRest(pos, expression, questionDotToken) {
-            var name = parseRightSideOfDot(true, true);
-            var isOptionalChain = questionDotToken || tryReparseOptionalChain(expression);
-            var propertyAccess = isOptionalChain ?
-                factory.createPropertyAccessChain(expression, questionDotToken, name) :
-                factory.createPropertyAccessExpression(expression, name);
-            if (isOptionalChain && ts.isPrivateIdentifier(propertyAccess.name)) {
-                parseErrorAtRange(propertyAccess.name, ts.Diagnostics.An_optional_chain_cannot_contain_private_identifiers);
-            }
-            return finishNode(propertyAccess, pos);
-        }
-        function parseElementAccessExpressionRest(pos, expression, questionDotToken) {
-            var argumentExpression;
-            if (token() === 23) {
-                argumentExpression = createMissingNode(78, true, ts.Diagnostics.An_element_access_expression_should_take_an_argument);
-            }
-            else {
-                var argument = allowInAnd(parseExpression);
-                if (ts.isStringOrNumericLiteralLike(argument)) {
-                    argument.text = internIdentifier(argument.text);
-                }
-                argumentExpression = argument;
-            }
-            parseExpected(23);
-            var indexedAccess = questionDotToken || tryReparseOptionalChain(expression) ?
-                factory.createElementAccessChain(expression, questionDotToken, argumentExpression) :
-                factory.createElementAccessExpression(expression, argumentExpression);
-            return finishNode(indexedAccess, pos);
-        }
-        function parseMemberExpressionRest(pos, expression, allowOptionalChain) {
-            while (true) {
-                var questionDotToken = void 0;
-                var isPropertyAccess = false;
-                if (allowOptionalChain && isStartOfOptionalPropertyOrElementAccessChain()) {
-                    questionDotToken = parseExpectedToken(28);
-                    isPropertyAccess = ts.tokenIsIdentifierOrKeyword(token());
-                }
-                else {
-                    isPropertyAccess = parseOptional(24);
-                }
-                if (isPropertyAccess) {
-                    expression = parsePropertyAccessExpressionRest(pos, expression, questionDotToken);
-                    continue;
-                }
-                if (!questionDotToken && token() === 53 && !scanner.hasPrecedingLineBreak()) {
-                    nextToken();
-                    expression = finishNode(factory.createNonNullExpression(expression), pos);
-                    continue;
-                }
-                if ((questionDotToken || !inDecoratorContext()) && parseOptional(22)) {
-                    expression = parseElementAccessExpressionRest(pos, expression, questionDotToken);
-                    continue;
-                }
-                if (isTemplateStartOfTaggedTemplate()) {
-                    expression = parseTaggedTemplateRest(pos, expression, questionDotToken, undefined);
-                    continue;
-                }
-                return expression;
-            }
-        }
-        function isTemplateStartOfTaggedTemplate() {
-            return token() === 14 || token() === 15;
-        }
-        function parseTaggedTemplateRest(pos, tag, questionDotToken, typeArguments) {
-            var tagExpression = factory.createTaggedTemplateExpression(tag, typeArguments, token() === 14 ?
-                (reScanTemplateHeadOrNoSubstitutionTemplate(), parseLiteralNode()) :
-                parseTemplateExpression(true));
-            if (questionDotToken || tag.flags & 32) {
-                tagExpression.flags |= 32;
-            }
-            tagExpression.questionDotToken = questionDotToken;
-            return finishNode(tagExpression, pos);
-        }
-        function parseCallExpressionRest(pos, expression) {
-            while (true) {
-                expression = parseMemberExpressionRest(pos, expression, true);
-                var questionDotToken = parseOptionalToken(28);
-                if (token() === 29 || token() === 47) {
-                    var typeArguments = tryParse(parseTypeArgumentsInExpression);
-                    if (typeArguments) {
-                        if (isTemplateStartOfTaggedTemplate()) {
-                            expression = parseTaggedTemplateRest(pos, expression, questionDotToken, typeArguments);
-                            continue;
-                        }
-                        var argumentList = parseArgumentList();
-                        var callExpr = questionDotToken || tryReparseOptionalChain(expression) ?
-                            factory.createCallChain(expression, questionDotToken, typeArguments, argumentList) :
-                            factory.createCallExpression(expression, typeArguments, argumentList);
-                        expression = finishNode(callExpr, pos);
-                        continue;
-                    }
-                }
-                else if (token() === 20) {
-                    var argumentList = parseArgumentList();
-                    var callExpr = questionDotToken || tryReparseOptionalChain(expression) ?
-                        factory.createCallChain(expression, questionDotToken, undefined, argumentList) :
-                        factory.createCallExpression(expression, undefined, argumentList);
-                    expression = finishNode(callExpr, pos);
-                    continue;
-                }
-                if (questionDotToken) {
-                    var name = createMissingNode(78, false, ts.Diagnostics.Identifier_expected);
-                    expression = finishNode(factory.createPropertyAccessChain(expression, questionDotToken, name), pos);
-                }
-                break;
-            }
-            return expression;
-        }
-        function parseArgumentList() {
-            parseExpected(20);
-            var result = parseDelimitedList(11, parseArgumentExpression);
-            parseExpected(21);
-            return result;
-        }
-        function parseTypeArgumentsInExpression() {
-            if (reScanLessThanToken() !== 29) {
-                return undefined;
-            }
-            nextToken();
-            var typeArguments = parseDelimitedList(20, parseType);
-            if (!parseExpected(31)) {
-                return undefined;
-            }
-            return typeArguments && canFollowTypeArgumentsInExpression()
-                ? typeArguments
-                : undefined;
-        }
-        function canFollowTypeArgumentsInExpression() {
-            switch (token()) {
-                case 20:
-                case 14:
-                case 15:
-                case 24:
-                case 21:
-                case 23:
-                case 58:
-                case 26:
-                case 57:
-                case 34:
-                case 36:
-                case 35:
-                case 37:
-                case 55:
-                case 56:
-                case 60:
-                case 52:
-                case 50:
-                case 51:
-                case 19:
-                case 1:
-                    return true;
-                case 27:
-                case 18:
-                default:
-                    return false;
-            }
-        }
-        function parsePrimaryExpression() {
-            switch (token()) {
-                case 8:
-                case 9:
-                case 10:
-                case 14:
-                    return parseLiteralNode();
-                case 107:
-                case 105:
-                case 103:
-                case 109:
-                case 94:
-                    return parseTokenNode();
-                case 20:
-                    return parseParenthesizedExpression();
-                case 22:
-                    return parseArrayLiteralExpression();
-                case 18:
-                    return parseObjectLiteralExpression();
-                case 129:
-                    if (!lookAhead(nextTokenIsFunctionKeywordOnSameLine)) {
-                        break;
-                    }
-                    return parseFunctionExpression();
-                case 83:
-                    return parseClassExpression();
-                case 97:
-                    return parseFunctionExpression();
-                case 102:
-                    return parseNewExpressionOrNewDotTarget();
-                case 43:
-                case 67:
-                    if (reScanSlashToken() === 13) {
-                        return parseLiteralNode();
-                    }
-                    break;
-                case 15:
-                    return parseTemplateExpression(false);
-            }
-            return parseIdentifier(ts.Diagnostics.Expression_expected);
-        }
-        function parseParenthesizedExpression() {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            parseExpected(20);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(21);
-            return withJSDoc(finishNode(factory.createParenthesizedExpression(expression), pos), hasJSDoc);
-        }
-        function parseSpreadElement() {
-            var pos = getNodePos();
-            parseExpected(25);
-            var expression = parseAssignmentExpressionOrHigher();
-            return finishNode(factory.createSpreadElement(expression), pos);
-        }
-        function parseArgumentOrArrayLiteralElement() {
-            return token() === 25 ? parseSpreadElement() :
-                token() === 27 ? finishNode(factory.createOmittedExpression(), getNodePos()) :
-                    parseAssignmentExpressionOrHigher();
-        }
-        function parseArgumentExpression() {
-            return doOutsideOfContext(disallowInAndDecoratorContext, parseArgumentOrArrayLiteralElement);
-        }
-        function parseArrayLiteralExpression() {
-            var pos = getNodePos();
-            parseExpected(22);
-            var multiLine = scanner.hasPrecedingLineBreak();
-            var elements = parseDelimitedList(15, parseArgumentOrArrayLiteralElement);
-            parseExpected(23);
-            return finishNode(factory.createArrayLiteralExpression(elements, multiLine), pos);
-        }
-        function parseObjectLiteralElement() {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            if (parseOptionalToken(25)) {
-                var expression = parseAssignmentExpressionOrHigher();
-                return withJSDoc(finishNode(factory.createSpreadAssignment(expression), pos), hasJSDoc);
-            }
-            var decorators = parseDecorators();
-            var modifiers = parseModifiers();
-            if (parseContextualModifier(134)) {
-                return parseAccessorDeclaration(pos, hasJSDoc, decorators, modifiers, 167);
-            }
-            if (parseContextualModifier(146)) {
-                return parseAccessorDeclaration(pos, hasJSDoc, decorators, modifiers, 168);
-            }
-            var asteriskToken = parseOptionalToken(41);
-            var tokenIsIdentifier = isIdentifier();
-            var name = parsePropertyName();
-            var questionToken = parseOptionalToken(57);
-            var exclamationToken = parseOptionalToken(53);
-            if (asteriskToken || token() === 20 || token() === 29) {
-                return parseMethodDeclaration(pos, hasJSDoc, decorators, modifiers, asteriskToken, name, questionToken, exclamationToken);
-            }
-            var node;
-            var isShorthandPropertyAssignment = tokenIsIdentifier && (token() !== 58);
-            if (isShorthandPropertyAssignment) {
-                var equalsToken = parseOptionalToken(62);
-                var objectAssignmentInitializer = equalsToken ? allowInAnd(parseAssignmentExpressionOrHigher) : undefined;
-                node = factory.createShorthandPropertyAssignment(name, objectAssignmentInitializer);
-                node.equalsToken = equalsToken;
-            }
-            else {
-                parseExpected(58);
-                var initializer = allowInAnd(parseAssignmentExpressionOrHigher);
-                node = factory.createPropertyAssignment(name, initializer);
-            }
-            node.decorators = decorators;
-            node.modifiers = modifiers;
-            node.questionToken = questionToken;
-            node.exclamationToken = exclamationToken;
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseObjectLiteralExpression() {
-            var pos = getNodePos();
-            var openBracePosition = scanner.getTokenPos();
-            parseExpected(18);
-            var multiLine = scanner.hasPrecedingLineBreak();
-            var properties = parseDelimitedList(12, parseObjectLiteralElement, true);
-            if (!parseExpected(19)) {
-                var lastError = ts.lastOrUndefined(parseDiagnostics);
-                if (lastError && lastError.code === ts.Diagnostics._0_expected.code) {
-                    ts.addRelatedInfo(lastError, ts.createDetachedDiagnostic(fileName, openBracePosition, 1, ts.Diagnostics.The_parser_expected_to_find_a_to_match_the_token_here));
-                }
-            }
-            return finishNode(factory.createObjectLiteralExpression(properties, multiLine), pos);
-        }
-        function parseFunctionExpression() {
-            var saveDecoratorContext = inDecoratorContext();
-            if (saveDecoratorContext) {
-                setDecoratorContext(false);
-            }
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var modifiers = parseModifiers();
-            parseExpected(97);
-            var asteriskToken = parseOptionalToken(41);
-            var isGenerator = asteriskToken ? 1 : 0;
-            var isAsync = ts.some(modifiers, ts.isAsyncModifier) ? 2 : 0;
-            var name = isGenerator && isAsync ? doInYieldAndAwaitContext(parseOptionalBindingIdentifier) :
-                isGenerator ? doInYieldContext(parseOptionalBindingIdentifier) :
-                    isAsync ? doInAwaitContext(parseOptionalBindingIdentifier) :
-                        parseOptionalBindingIdentifier();
-            var typeParameters = parseTypeParameters();
-            var parameters = parseParameters(isGenerator | isAsync);
-            var type = parseReturnType(58, false);
-            var body = parseFunctionBlock(isGenerator | isAsync);
-            if (saveDecoratorContext) {
-                setDecoratorContext(true);
-            }
-            var node = factory.createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseOptionalBindingIdentifier() {
-            return isBindingIdentifier() ? parseBindingIdentifier() : undefined;
-        }
-        function parseNewExpressionOrNewDotTarget() {
-            var pos = getNodePos();
-            parseExpected(102);
-            if (parseOptional(24)) {
-                var name = parseIdentifierName();
-                return finishNode(factory.createMetaProperty(102, name), pos);
-            }
-            var expressionPos = getNodePos();
-            var expression = parsePrimaryExpression();
-            var typeArguments;
-            while (true) {
-                expression = parseMemberExpressionRest(expressionPos, expression, false);
-                typeArguments = tryParse(parseTypeArgumentsInExpression);
-                if (isTemplateStartOfTaggedTemplate()) {
-                    ts.Debug.assert(!!typeArguments, "Expected a type argument list; all plain tagged template starts should be consumed in 'parseMemberExpressionRest'");
-                    expression = parseTaggedTemplateRest(expressionPos, expression, undefined, typeArguments);
-                    typeArguments = undefined;
-                }
-                break;
-            }
-            var argumentsArray;
-            if (token() === 20) {
-                argumentsArray = parseArgumentList();
-            }
-            else if (typeArguments) {
-                parseErrorAt(pos, scanner.getStartPos(), ts.Diagnostics.A_new_expression_with_type_arguments_must_always_be_followed_by_a_parenthesized_argument_list);
-            }
-            return finishNode(factory.createNewExpression(expression, typeArguments, argumentsArray), pos);
-        }
-        function parseBlock(ignoreMissingOpenBrace, diagnosticMessage) {
-            var pos = getNodePos();
-            var openBracePosition = scanner.getTokenPos();
-            if (parseExpected(18, diagnosticMessage) || ignoreMissingOpenBrace) {
-                var multiLine = scanner.hasPrecedingLineBreak();
-                var statements = parseList(1, parseStatement);
-                if (!parseExpected(19)) {
-                    var lastError = ts.lastOrUndefined(parseDiagnostics);
-                    if (lastError && lastError.code === ts.Diagnostics._0_expected.code) {
-                        ts.addRelatedInfo(lastError, ts.createDetachedDiagnostic(fileName, openBracePosition, 1, ts.Diagnostics.The_parser_expected_to_find_a_to_match_the_token_here));
-                    }
-                }
-                return finishNode(factory.createBlock(statements, multiLine), pos);
-            }
-            else {
-                var statements = createMissingList();
-                return finishNode(factory.createBlock(statements, undefined), pos);
-            }
-        }
-        function parseFunctionBlock(flags, diagnosticMessage) {
-            var savedYieldContext = inYieldContext();
-            setYieldContext(!!(flags & 1));
-            var savedAwaitContext = inAwaitContext();
-            setAwaitContext(!!(flags & 2));
-            var savedTopLevel = topLevel;
-            topLevel = false;
-            var saveDecoratorContext = inDecoratorContext();
-            if (saveDecoratorContext) {
-                setDecoratorContext(false);
-            }
-            var block = parseBlock(!!(flags & 16), diagnosticMessage);
-            if (saveDecoratorContext) {
-                setDecoratorContext(true);
-            }
-            topLevel = savedTopLevel;
-            setYieldContext(savedYieldContext);
-            setAwaitContext(savedAwaitContext);
-            return block;
-        }
-        function parseEmptyStatement() {
-            var pos = getNodePos();
-            parseExpected(26);
-            return finishNode(factory.createEmptyStatement(), pos);
-        }
-        function parseIfStatement() {
-            var pos = getNodePos();
-            parseExpected(98);
-            parseExpected(20);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(21);
-            var thenStatement = parseStatement();
-            var elseStatement = parseOptional(90) ? parseStatement() : undefined;
-            return finishNode(factory.createIfStatement(expression, thenStatement, elseStatement), pos);
-        }
-        function parseDoStatement() {
-            var pos = getNodePos();
-            parseExpected(89);
-            var statement = parseStatement();
-            parseExpected(114);
-            parseExpected(20);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(21);
-            parseOptional(26);
-            return finishNode(factory.createDoStatement(statement, expression), pos);
-        }
-        function parseWhileStatement() {
-            var pos = getNodePos();
-            parseExpected(114);
-            parseExpected(20);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(21);
-            var statement = parseStatement();
-            return finishNode(factory.createWhileStatement(expression, statement), pos);
-        }
-        function parseForOrForInOrForOfStatement() {
-            var pos = getNodePos();
-            parseExpected(96);
-            var awaitToken = parseOptionalToken(130);
-            parseExpected(20);
-            var initializer;
-            if (token() !== 26) {
-                if (token() === 112 || token() === 118 || token() === 84) {
-                    initializer = parseVariableDeclarationList(true);
-                }
-                else {
-                    initializer = disallowInAnd(parseExpression);
-                }
-            }
-            var node;
-            if (awaitToken ? parseExpected(156) : parseOptional(156)) {
-                var expression = allowInAnd(parseAssignmentExpressionOrHigher);
-                parseExpected(21);
-                node = factory.createForOfStatement(awaitToken, initializer, expression, parseStatement());
-            }
-            else if (parseOptional(100)) {
-                var expression = allowInAnd(parseExpression);
-                parseExpected(21);
-                node = factory.createForInStatement(initializer, expression, parseStatement());
-            }
-            else {
-                parseExpected(26);
-                var condition = token() !== 26 && token() !== 21
-                    ? allowInAnd(parseExpression)
-                    : undefined;
-                parseExpected(26);
-                var incrementor = token() !== 21
-                    ? allowInAnd(parseExpression)
-                    : undefined;
-                parseExpected(21);
-                node = factory.createForStatement(initializer, condition, incrementor, parseStatement());
-            }
-            return finishNode(node, pos);
-        }
-        function parseBreakOrContinueStatement(kind) {
-            var pos = getNodePos();
-            parseExpected(kind === 241 ? 80 : 85);
-            var label = canParseSemicolon() ? undefined : parseIdentifier();
-            parseSemicolon();
-            var node = kind === 241
-                ? factory.createBreakStatement(label)
-                : factory.createContinueStatement(label);
-            return finishNode(node, pos);
-        }
-        function parseReturnStatement() {
-            var pos = getNodePos();
-            parseExpected(104);
-            var expression = canParseSemicolon() ? undefined : allowInAnd(parseExpression);
-            parseSemicolon();
-            return finishNode(factory.createReturnStatement(expression), pos);
-        }
-        function parseWithStatement() {
-            var pos = getNodePos();
-            parseExpected(115);
-            parseExpected(20);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(21);
-            var statement = doInsideOfContext(16777216, parseStatement);
-            return finishNode(factory.createWithStatement(expression, statement), pos);
-        }
-        function parseCaseClause() {
-            var pos = getNodePos();
-            parseExpected(81);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(58);
-            var statements = parseList(3, parseStatement);
-            return finishNode(factory.createCaseClause(expression, statements), pos);
-        }
-        function parseDefaultClause() {
-            var pos = getNodePos();
-            parseExpected(87);
-            parseExpected(58);
-            var statements = parseList(3, parseStatement);
-            return finishNode(factory.createDefaultClause(statements), pos);
-        }
-        function parseCaseOrDefaultClause() {
-            return token() === 81 ? parseCaseClause() : parseDefaultClause();
-        }
-        function parseCaseBlock() {
-            var pos = getNodePos();
-            parseExpected(18);
-            var clauses = parseList(2, parseCaseOrDefaultClause);
-            parseExpected(19);
-            return finishNode(factory.createCaseBlock(clauses), pos);
-        }
-        function parseSwitchStatement() {
-            var pos = getNodePos();
-            parseExpected(106);
-            parseExpected(20);
-            var expression = allowInAnd(parseExpression);
-            parseExpected(21);
-            var caseBlock = parseCaseBlock();
-            return finishNode(factory.createSwitchStatement(expression, caseBlock), pos);
-        }
-        function parseThrowStatement() {
-            var pos = getNodePos();
-            parseExpected(108);
-            var expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression);
-            if (expression === undefined) {
-                identifierCount++;
-                expression = finishNode(factory.createIdentifier(""), getNodePos());
-            }
-            parseSemicolon();
-            return finishNode(factory.createThrowStatement(expression), pos);
-        }
-        function parseTryStatement() {
-            var pos = getNodePos();
-            parseExpected(110);
-            var tryBlock = parseBlock(false);
-            var catchClause = token() === 82 ? parseCatchClause() : undefined;
-            var finallyBlock;
-            if (!catchClause || token() === 95) {
-                parseExpected(95);
-                finallyBlock = parseBlock(false);
-            }
-            return finishNode(factory.createTryStatement(tryBlock, catchClause, finallyBlock), pos);
-        }
-        function parseCatchClause() {
-            var pos = getNodePos();
-            parseExpected(82);
-            var variableDeclaration;
-            if (parseOptional(20)) {
-                variableDeclaration = parseVariableDeclaration();
-                parseExpected(21);
-            }
-            else {
-                variableDeclaration = undefined;
-            }
-            var block = parseBlock(false);
-            return finishNode(factory.createCatchClause(variableDeclaration, block), pos);
-        }
-        function parseDebuggerStatement() {
-            var pos = getNodePos();
-            parseExpected(86);
-            parseSemicolon();
-            return finishNode(factory.createDebuggerStatement(), pos);
-        }
-        function parseExpressionOrLabeledStatement() {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var node;
-            var hasParen = token() === 20;
-            var expression = allowInAnd(parseExpression);
-            if (ts.isIdentifier(expression) && parseOptional(58)) {
-                node = factory.createLabeledStatement(expression, parseStatement());
-            }
-            else {
-                parseSemicolon();
-                node = factory.createExpressionStatement(expression);
-                if (hasParen) {
-                    hasJSDoc = false;
-                }
-            }
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function nextTokenIsIdentifierOrKeywordOnSameLine() {
-            nextToken();
-            return ts.tokenIsIdentifierOrKeyword(token()) && !scanner.hasPrecedingLineBreak();
-        }
-        function nextTokenIsClassKeywordOnSameLine() {
-            nextToken();
-            return token() === 83 && !scanner.hasPrecedingLineBreak();
-        }
-        function nextTokenIsFunctionKeywordOnSameLine() {
-            nextToken();
-            return token() === 97 && !scanner.hasPrecedingLineBreak();
-        }
-        function nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine() {
-            nextToken();
-            return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 || token() === 9 || token() === 10) && !scanner.hasPrecedingLineBreak();
-        }
-        function isDeclaration() {
-            while (true) {
-                switch (token()) {
-                    case 112:
-                    case 118:
-                    case 84:
-                    case 97:
-                    case 83:
-                    case 91:
-                        return true;
-                    case 117:
-                    case 149:
-                        return nextTokenIsIdentifierOnSameLine();
-                    case 139:
-                    case 140:
-                        return nextTokenIsIdentifierOrStringLiteralOnSameLine();
-                    case 125:
-                    case 129:
-                    case 133:
-                    case 120:
-                    case 121:
-                    case 122:
-                    case 142:
-                        nextToken();
-                        if (scanner.hasPrecedingLineBreak()) {
-                            return false;
-                        }
-                        continue;
-                    case 154:
-                        nextToken();
-                        return token() === 18 || token() === 78 || token() === 92;
-                    case 99:
-                        nextToken();
-                        return token() === 10 || token() === 41 ||
-                            token() === 18 || ts.tokenIsIdentifierOrKeyword(token());
-                    case 92:
-                        var currentToken_1 = nextToken();
-                        if (currentToken_1 === 149) {
-                            currentToken_1 = lookAhead(nextToken);
-                        }
-                        if (currentToken_1 === 62 || currentToken_1 === 41 ||
-                            currentToken_1 === 18 || currentToken_1 === 87 ||
-                            currentToken_1 === 126) {
-                            return true;
-                        }
-                        continue;
-                    case 123:
-                        nextToken();
-                        continue;
-                    default:
-                        return false;
-                }
-            }
-        }
-        function isStartOfDeclaration() {
-            return lookAhead(isDeclaration);
-        }
-        function isStartOfStatement() {
-            switch (token()) {
-                case 59:
-                case 26:
-                case 18:
-                case 112:
-                case 118:
-                case 97:
-                case 83:
-                case 91:
-                case 98:
-                case 89:
-                case 114:
-                case 96:
-                case 85:
-                case 80:
-                case 104:
-                case 115:
-                case 106:
-                case 108:
-                case 110:
-                case 86:
-                case 82:
-                case 95:
-                    return true;
-                case 99:
-                    return isStartOfDeclaration() || lookAhead(nextTokenIsOpenParenOrLessThanOrDot);
-                case 84:
-                case 92:
-                    return isStartOfDeclaration();
-                case 129:
-                case 133:
-                case 117:
-                case 139:
-                case 140:
-                case 149:
-                case 154:
-                    return true;
-                case 122:
-                case 120:
-                case 121:
-                case 123:
-                case 142:
-                    return isStartOfDeclaration() || !lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
-                default:
-                    return isStartOfExpression();
-            }
-        }
-        function nextTokenIsIdentifierOrStartOfDestructuring() {
-            nextToken();
-            return isIdentifier() || token() === 18 || token() === 22;
-        }
-        function isLetDeclaration() {
-            return lookAhead(nextTokenIsIdentifierOrStartOfDestructuring);
-        }
-        function parseStatement() {
-            switch (token()) {
-                case 26:
-                    return parseEmptyStatement();
-                case 18:
-                    return parseBlock(false);
-                case 112:
-                    return parseVariableStatement(getNodePos(), hasPrecedingJSDocComment(), undefined, undefined);
-                case 118:
-                    if (isLetDeclaration()) {
-                        return parseVariableStatement(getNodePos(), hasPrecedingJSDocComment(), undefined, undefined);
-                    }
-                    break;
-                case 97:
-                    return parseFunctionDeclaration(getNodePos(), hasPrecedingJSDocComment(), undefined, undefined);
-                case 83:
-                    return parseClassDeclaration(getNodePos(), hasPrecedingJSDocComment(), undefined, undefined);
-                case 98:
-                    return parseIfStatement();
-                case 89:
-                    return parseDoStatement();
-                case 114:
-                    return parseWhileStatement();
-                case 96:
-                    return parseForOrForInOrForOfStatement();
-                case 85:
-                    return parseBreakOrContinueStatement(240);
-                case 80:
-                    return parseBreakOrContinueStatement(241);
-                case 104:
-                    return parseReturnStatement();
-                case 115:
-                    return parseWithStatement();
-                case 106:
-                    return parseSwitchStatement();
-                case 108:
-                    return parseThrowStatement();
-                case 110:
-                case 82:
-                case 95:
-                    return parseTryStatement();
-                case 86:
-                    return parseDebuggerStatement();
-                case 59:
-                    return parseDeclaration();
-                case 129:
-                case 117:
-                case 149:
-                case 139:
-                case 140:
-                case 133:
-                case 84:
-                case 91:
-                case 92:
-                case 99:
-                case 120:
-                case 121:
-                case 122:
-                case 125:
-                case 123:
-                case 142:
-                case 154:
-                    if (isStartOfDeclaration()) {
-                        return parseDeclaration();
-                    }
-                    break;
-            }
-            return parseExpressionOrLabeledStatement();
-        }
-        function isDeclareModifier(modifier) {
-            return modifier.kind === 133;
-        }
-        function parseDeclaration() {
-            var isAmbient = ts.some(lookAhead(function () { return (parseDecorators(), parseModifiers()); }), isDeclareModifier);
-            if (isAmbient) {
-                var node = tryReuseAmbientDeclaration();
-                if (node) {
-                    return node;
-                }
-            }
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var decorators = parseDecorators();
-            var modifiers = parseModifiers();
-            if (isAmbient) {
-                for (var _i = 0, _a = modifiers; _i < _a.length; _i++) {
-                    var m = _a[_i];
-                    m.flags |= 8388608;
-                }
-                return doInsideOfContext(8388608, function () { return parseDeclarationWorker(pos, hasJSDoc, decorators, modifiers); });
-            }
-            else {
-                return parseDeclarationWorker(pos, hasJSDoc, decorators, modifiers);
-            }
-        }
-        function tryReuseAmbientDeclaration() {
-            return doInsideOfContext(8388608, function () {
-                var node = currentNode(parsingContext);
-                if (node) {
-                    return consumeNode(node);
-                }
-            });
-        }
-        function parseDeclarationWorker(pos, hasJSDoc, decorators, modifiers) {
-            switch (token()) {
-                case 112:
-                case 118:
-                case 84:
-                    return parseVariableStatement(pos, hasJSDoc, decorators, modifiers);
-                case 97:
-                    return parseFunctionDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 83:
-                    return parseClassDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 117:
-                    return parseInterfaceDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 149:
-                    return parseTypeAliasDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 91:
-                    return parseEnumDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 154:
-                case 139:
-                case 140:
-                    return parseModuleDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 99:
-                    return parseImportDeclarationOrImportEqualsDeclaration(pos, hasJSDoc, decorators, modifiers);
-                case 92:
-                    nextToken();
-                    switch (token()) {
-                        case 87:
-                        case 62:
-                            return parseExportAssignment(pos, hasJSDoc, decorators, modifiers);
-                        case 126:
-                            return parseNamespaceExportDeclaration(pos, hasJSDoc, decorators, modifiers);
-                        default:
-                            return parseExportDeclaration(pos, hasJSDoc, decorators, modifiers);
-                    }
-                default:
-                    if (decorators || modifiers) {
-                        var missing = createMissingNode(271, true, ts.Diagnostics.Declaration_expected);
-                        ts.setTextRangePos(missing, pos);
-                        missing.decorators = decorators;
-                        missing.modifiers = modifiers;
-                        return missing;
-                    }
-                    return undefined;
-            }
-        }
-        function nextTokenIsIdentifierOrStringLiteralOnSameLine() {
-            nextToken();
-            return !scanner.hasPrecedingLineBreak() && (isIdentifier() || token() === 10);
-        }
-        function parseFunctionBlockOrSemicolon(flags, diagnosticMessage) {
-            if (token() !== 18 && canParseSemicolon()) {
-                parseSemicolon();
-                return;
-            }
-            return parseFunctionBlock(flags, diagnosticMessage);
-        }
-        function parseArrayBindingElement() {
-            var pos = getNodePos();
-            if (token() === 27) {
-                return finishNode(factory.createOmittedExpression(), pos);
-            }
-            var dotDotDotToken = parseOptionalToken(25);
-            var name = parseIdentifierOrPattern();
-            var initializer = parseInitializer();
-            return finishNode(factory.createBindingElement(dotDotDotToken, undefined, name, initializer), pos);
-        }
-        function parseObjectBindingElement() {
-            var pos = getNodePos();
-            var dotDotDotToken = parseOptionalToken(25);
-            var tokenIsIdentifier = isBindingIdentifier();
-            var propertyName = parsePropertyName();
-            var name;
-            if (tokenIsIdentifier && token() !== 58) {
-                name = propertyName;
-                propertyName = undefined;
-            }
-            else {
-                parseExpected(58);
-                name = parseIdentifierOrPattern();
-            }
-            var initializer = parseInitializer();
-            return finishNode(factory.createBindingElement(dotDotDotToken, propertyName, name, initializer), pos);
-        }
-        function parseObjectBindingPattern() {
-            var pos = getNodePos();
-            parseExpected(18);
-            var elements = parseDelimitedList(9, parseObjectBindingElement);
-            parseExpected(19);
-            return finishNode(factory.createObjectBindingPattern(elements), pos);
-        }
-        function parseArrayBindingPattern() {
-            var pos = getNodePos();
-            parseExpected(22);
-            var elements = parseDelimitedList(10, parseArrayBindingElement);
-            parseExpected(23);
-            return finishNode(factory.createArrayBindingPattern(elements), pos);
-        }
-        function isBindingIdentifierOrPrivateIdentifierOrPattern() {
-            return token() === 18
-                || token() === 22
-                || token() === 79
-                || isBindingIdentifier();
-        }
-        function parseIdentifierOrPattern(privateIdentifierDiagnosticMessage) {
-            if (token() === 22) {
-                return parseArrayBindingPattern();
-            }
-            if (token() === 18) {
-                return parseObjectBindingPattern();
-            }
-            return parseBindingIdentifier(privateIdentifierDiagnosticMessage);
-        }
-        function parseVariableDeclarationAllowExclamation() {
-            return parseVariableDeclaration(true);
-        }
-        function parseVariableDeclaration(allowExclamation) {
-            var pos = getNodePos();
-            var name = parseIdentifierOrPattern(ts.Diagnostics.Private_identifiers_are_not_allowed_in_variable_declarations);
-            var exclamationToken;
-            if (allowExclamation && name.kind === 78 &&
-                token() === 53 && !scanner.hasPrecedingLineBreak()) {
-                exclamationToken = parseTokenNode();
-            }
-            var type = parseTypeAnnotation();
-            var initializer = isInOrOfKeyword(token()) ? undefined : parseInitializer();
-            var node = factory.createVariableDeclaration(name, exclamationToken, type, initializer);
-            return finishNode(node, pos);
-        }
-        function parseVariableDeclarationList(inForStatementInitializer) {
-            var pos = getNodePos();
-            var flags = 0;
-            switch (token()) {
-                case 112:
-                    break;
-                case 118:
-                    flags |= 1;
-                    break;
-                case 84:
-                    flags |= 2;
-                    break;
-                default:
-                    ts.Debug.fail();
-            }
-            nextToken();
-            var declarations;
-            if (token() === 156 && lookAhead(canFollowContextualOfKeyword)) {
-                declarations = createMissingList();
-            }
-            else {
-                var savedDisallowIn = inDisallowInContext();
-                setDisallowInContext(inForStatementInitializer);
-                declarations = parseDelimitedList(8, inForStatementInitializer ? parseVariableDeclaration : parseVariableDeclarationAllowExclamation);
-                setDisallowInContext(savedDisallowIn);
-            }
-            return finishNode(factory.createVariableDeclarationList(declarations, flags), pos);
-        }
-        function canFollowContextualOfKeyword() {
-            return nextTokenIsIdentifier() && nextToken() === 21;
-        }
-        function parseVariableStatement(pos, hasJSDoc, decorators, modifiers) {
-            var declarationList = parseVariableDeclarationList(false);
-            parseSemicolon();
-            var node = factory.createVariableStatement(modifiers, declarationList);
-            node.decorators = decorators;
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseFunctionDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            var savedAwaitContext = inAwaitContext();
-            var modifierFlags = ts.modifiersToFlags(modifiers);
-            parseExpected(97);
-            var asteriskToken = parseOptionalToken(41);
-            var name = modifierFlags & 512 ? parseOptionalBindingIdentifier() : parseBindingIdentifier();
-            var isGenerator = asteriskToken ? 1 : 0;
-            var isAsync = modifierFlags & 256 ? 2 : 0;
-            var typeParameters = parseTypeParameters();
-            if (modifierFlags & 1)
-                setAwaitContext(true);
-            var parameters = parseParameters(isGenerator | isAsync);
-            var type = parseReturnType(58, false);
-            var body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, ts.Diagnostics.or_expected);
-            setAwaitContext(savedAwaitContext);
-            var node = factory.createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseConstructorName() {
-            if (token() === 132) {
-                return parseExpected(132);
-            }
-            if (token() === 10 && lookAhead(nextToken) === 20) {
-                return tryParse(function () {
-                    var literalNode = parseLiteralNode();
-                    return literalNode.text === "constructor" ? literalNode : undefined;
-                });
-            }
-        }
-        function tryParseConstructorDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            return tryParse(function () {
-                if (parseConstructorName()) {
-                    var typeParameters = parseTypeParameters();
-                    var parameters = parseParameters(0);
-                    var type = parseReturnType(58, false);
-                    var body = parseFunctionBlockOrSemicolon(0, ts.Diagnostics.or_expected);
-                    var node = factory.createConstructorDeclaration(decorators, modifiers, parameters, body);
-                    node.typeParameters = typeParameters;
-                    node.type = type;
-                    return withJSDoc(finishNode(node, pos), hasJSDoc);
-                }
-            });
-        }
-        function parseMethodDeclaration(pos, hasJSDoc, decorators, modifiers, asteriskToken, name, questionToken, exclamationToken, diagnosticMessage) {
-            var isGenerator = asteriskToken ? 1 : 0;
-            var isAsync = ts.some(modifiers, ts.isAsyncModifier) ? 2 : 0;
-            var typeParameters = parseTypeParameters();
-            var parameters = parseParameters(isGenerator | isAsync);
-            var type = parseReturnType(58, false);
-            var body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, diagnosticMessage);
-            var node = factory.createMethodDeclaration(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body);
-            node.exclamationToken = exclamationToken;
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parsePropertyDeclaration(pos, hasJSDoc, decorators, modifiers, name, questionToken) {
-            var exclamationToken = !questionToken && !scanner.hasPrecedingLineBreak() ? parseOptionalToken(53) : undefined;
-            var type = parseTypeAnnotation();
-            var initializer = doOutsideOfContext(8192 | 32768 | 4096, parseInitializer);
-            parseSemicolon();
-            var node = factory.createPropertyDeclaration(decorators, modifiers, name, questionToken || exclamationToken, type, initializer);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parsePropertyOrMethodDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            var asteriskToken = parseOptionalToken(41);
-            var name = parsePropertyName();
-            var questionToken = parseOptionalToken(57);
-            if (asteriskToken || token() === 20 || token() === 29) {
-                return parseMethodDeclaration(pos, hasJSDoc, decorators, modifiers, asteriskToken, name, questionToken, undefined, ts.Diagnostics.or_expected);
-            }
-            return parsePropertyDeclaration(pos, hasJSDoc, decorators, modifiers, name, questionToken);
-        }
-        function parseAccessorDeclaration(pos, hasJSDoc, decorators, modifiers, kind) {
-            var name = parsePropertyName();
-            var typeParameters = parseTypeParameters();
-            var parameters = parseParameters(0);
-            var type = parseReturnType(58, false);
-            var body = parseFunctionBlockOrSemicolon(0);
-            var node = kind === 167
-                ? factory.createGetAccessorDeclaration(decorators, modifiers, name, parameters, type, body)
-                : factory.createSetAccessorDeclaration(decorators, modifiers, name, parameters, body);
-            node.typeParameters = typeParameters;
-            if (type && node.kind === 168)
-                node.type = type;
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function isClassMemberStart() {
-            var idToken;
-            if (token() === 59) {
-                return true;
-            }
-            while (ts.isModifierKind(token())) {
-                idToken = token();
-                if (ts.isClassMemberModifier(idToken)) {
-                    return true;
-                }
-                nextToken();
-            }
-            if (token() === 41) {
-                return true;
-            }
-            if (isLiteralPropertyName()) {
-                idToken = token();
-                nextToken();
-            }
-            if (token() === 22) {
-                return true;
-            }
-            if (idToken !== undefined) {
-                if (!ts.isKeyword(idToken) || idToken === 146 || idToken === 134) {
-                    return true;
-                }
-                switch (token()) {
-                    case 20:
-                    case 29:
-                    case 53:
-                    case 58:
-                    case 62:
-                    case 57:
-                        return true;
-                    default:
-                        return canParseSemicolon();
-                }
-            }
-            return false;
-        }
-        function parseDecoratorExpression() {
-            if (inAwaitContext() && token() === 130) {
-                var pos = getNodePos();
-                var awaitExpression = parseIdentifier(ts.Diagnostics.Expression_expected);
-                nextToken();
-                var memberExpression = parseMemberExpressionRest(pos, awaitExpression, true);
-                return parseCallExpressionRest(pos, memberExpression);
-            }
-            return parseLeftHandSideExpressionOrHigher();
-        }
-        function tryParseDecorator() {
-            var pos = getNodePos();
-            if (!parseOptional(59)) {
-                return undefined;
-            }
-            var expression = doInDecoratorContext(parseDecoratorExpression);
-            return finishNode(factory.createDecorator(expression), pos);
-        }
-        function parseDecorators() {
-            var pos = getNodePos();
-            var list, decorator;
-            while (decorator = tryParseDecorator()) {
-                list = ts.append(list, decorator);
-            }
-            return list && createNodeArray(list, pos);
-        }
-        function tryParseModifier(permitInvalidConstAsModifier) {
-            var pos = getNodePos();
-            var kind = token();
-            if (token() === 84 && permitInvalidConstAsModifier) {
-                if (!tryParse(nextTokenIsOnSameLineAndCanFollowModifier)) {
-                    return undefined;
-                }
-            }
-            else {
-                if (!parseAnyContextualModifier()) {
-                    return undefined;
-                }
-            }
-            return finishNode(factory.createToken(kind), pos);
-        }
-        function parseModifiers(permitInvalidConstAsModifier) {
-            var pos = getNodePos();
-            var list, modifier;
-            while (modifier = tryParseModifier(permitInvalidConstAsModifier)) {
-                list = ts.append(list, modifier);
-            }
-            return list && createNodeArray(list, pos);
-        }
-        function parseModifiersForArrowFunction() {
-            var modifiers;
-            if (token() === 129) {
-                var pos = getNodePos();
-                nextToken();
-                var modifier = finishNode(factory.createToken(129), pos);
-                modifiers = createNodeArray([modifier], pos);
-            }
-            return modifiers;
-        }
-        function parseClassElement() {
-            var pos = getNodePos();
-            if (token() === 26) {
-                nextToken();
-                return finishNode(factory.createSemicolonClassElement(), pos);
-            }
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var decorators = parseDecorators();
-            var modifiers = parseModifiers(true);
-            if (parseContextualModifier(134)) {
-                return parseAccessorDeclaration(pos, hasJSDoc, decorators, modifiers, 167);
-            }
-            if (parseContextualModifier(146)) {
-                return parseAccessorDeclaration(pos, hasJSDoc, decorators, modifiers, 168);
-            }
-            if (token() === 132 || token() === 10) {
-                var constructorDeclaration = tryParseConstructorDeclaration(pos, hasJSDoc, decorators, modifiers);
-                if (constructorDeclaration) {
-                    return constructorDeclaration;
-                }
-            }
-            if (isIndexSignature()) {
-                return parseIndexSignatureDeclaration(pos, hasJSDoc, decorators, modifiers);
-            }
-            if (ts.tokenIsIdentifierOrKeyword(token()) ||
-                token() === 10 ||
-                token() === 8 ||
-                token() === 41 ||
-                token() === 22) {
-                var isAmbient = ts.some(modifiers, isDeclareModifier);
-                if (isAmbient) {
-                    for (var _i = 0, _a = modifiers; _i < _a.length; _i++) {
-                        var m = _a[_i];
-                        m.flags |= 8388608;
-                    }
-                    return doInsideOfContext(8388608, function () { return parsePropertyOrMethodDeclaration(pos, hasJSDoc, decorators, modifiers); });
-                }
-                else {
-                    return parsePropertyOrMethodDeclaration(pos, hasJSDoc, decorators, modifiers);
-                }
-            }
-            if (decorators || modifiers) {
-                var name = createMissingNode(78, true, ts.Diagnostics.Declaration_expected);
-                return parsePropertyDeclaration(pos, hasJSDoc, decorators, modifiers, name, undefined);
-            }
-            return ts.Debug.fail("Should not have attempted to parse class member declaration.");
-        }
-        function parseClassExpression() {
-            return parseClassDeclarationOrExpression(getNodePos(), hasPrecedingJSDocComment(), undefined, undefined, 221);
-        }
-        function parseClassDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            return parseClassDeclarationOrExpression(pos, hasJSDoc, decorators, modifiers, 252);
-        }
-        function parseClassDeclarationOrExpression(pos, hasJSDoc, decorators, modifiers, kind) {
-            var savedAwaitContext = inAwaitContext();
-            parseExpected(83);
-            var name = parseNameOfClassDeclarationOrExpression();
-            var typeParameters = parseTypeParameters();
-            if (ts.some(modifiers, ts.isExportModifier))
-                setAwaitContext(true);
-            var heritageClauses = parseHeritageClauses();
-            var members;
-            if (parseExpected(18)) {
-                members = parseClassMembers();
-                parseExpected(19);
-            }
-            else {
-                members = createMissingList();
-            }
-            setAwaitContext(savedAwaitContext);
-            var node = kind === 252
-                ? factory.createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members)
-                : factory.createClassExpression(decorators, modifiers, name, typeParameters, heritageClauses, members);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseNameOfClassDeclarationOrExpression() {
-            return isBindingIdentifier() && !isImplementsClause()
-                ? createIdentifier(isBindingIdentifier())
-                : undefined;
-        }
-        function isImplementsClause() {
-            return token() === 116 && lookAhead(nextTokenIsIdentifierOrKeyword);
-        }
-        function parseHeritageClauses() {
-            if (isHeritageClause()) {
-                return parseList(22, parseHeritageClause);
-            }
-            return undefined;
-        }
-        function parseHeritageClause() {
-            var pos = getNodePos();
-            var tok = token();
-            ts.Debug.assert(tok === 93 || tok === 116);
-            nextToken();
-            var types = parseDelimitedList(7, parseExpressionWithTypeArguments);
-            return finishNode(factory.createHeritageClause(tok, types), pos);
-        }
-        function parseExpressionWithTypeArguments() {
-            var pos = getNodePos();
-            var expression = parseLeftHandSideExpressionOrHigher();
-            var typeArguments = tryParseTypeArguments();
-            return finishNode(factory.createExpressionWithTypeArguments(expression, typeArguments), pos);
-        }
-        function tryParseTypeArguments() {
-            return token() === 29 ?
-                parseBracketedList(20, parseType, 29, 31) : undefined;
-        }
-        function isHeritageClause() {
-            return token() === 93 || token() === 116;
-        }
-        function parseClassMembers() {
-            return parseList(5, parseClassElement);
-        }
-        function parseInterfaceDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            parseExpected(117);
-            var name = parseIdentifier();
-            var typeParameters = parseTypeParameters();
-            var heritageClauses = parseHeritageClauses();
-            var members = parseObjectTypeMembers();
-            var node = factory.createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseTypeAliasDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            parseExpected(149);
-            var name = parseIdentifier();
-            var typeParameters = parseTypeParameters();
-            parseExpected(62);
-            var type = token() === 136 && tryParse(parseKeywordAndNoDot) || parseType();
-            parseSemicolon();
-            var node = factory.createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseEnumMember() {
-            var pos = getNodePos();
-            var hasJSDoc = hasPrecedingJSDocComment();
-            var name = parsePropertyName();
-            var initializer = allowInAnd(parseInitializer);
-            return withJSDoc(finishNode(factory.createEnumMember(name, initializer), pos), hasJSDoc);
-        }
-        function parseEnumDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            parseExpected(91);
-            var name = parseIdentifier();
-            var members;
-            if (parseExpected(18)) {
-                members = doOutsideOfYieldAndAwaitContext(function () { return parseDelimitedList(6, parseEnumMember); });
-                parseExpected(19);
-            }
-            else {
-                members = createMissingList();
-            }
-            var node = factory.createEnumDeclaration(decorators, modifiers, name, members);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseModuleBlock() {
-            var pos = getNodePos();
-            var statements;
-            if (parseExpected(18)) {
-                statements = parseList(1, parseStatement);
-                parseExpected(19);
-            }
-            else {
-                statements = createMissingList();
-            }
-            return finishNode(factory.createModuleBlock(statements), pos);
-        }
-        function parseModuleOrNamespaceDeclaration(pos, hasJSDoc, decorators, modifiers, flags) {
-            var namespaceFlag = flags & 16;
-            var name = parseIdentifier();
-            var body = parseOptional(24)
-                ? parseModuleOrNamespaceDeclaration(getNodePos(), false, undefined, undefined, 4 | namespaceFlag)
-                : parseModuleBlock();
-            var node = factory.createModuleDeclaration(decorators, modifiers, name, body, flags);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseAmbientExternalModuleDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            var flags = 0;
-            var name;
-            if (token() === 154) {
-                name = parseIdentifier();
-                flags |= 1024;
-            }
-            else {
-                name = parseLiteralNode();
-                name.text = internIdentifier(name.text);
-            }
-            var body;
-            if (token() === 18) {
-                body = parseModuleBlock();
-            }
-            else {
-                parseSemicolon();
-            }
-            var node = factory.createModuleDeclaration(decorators, modifiers, name, body, flags);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseModuleDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            var flags = 0;
-            if (token() === 154) {
-                return parseAmbientExternalModuleDeclaration(pos, hasJSDoc, decorators, modifiers);
-            }
-            else if (parseOptional(140)) {
-                flags |= 16;
-            }
-            else {
-                parseExpected(139);
-                if (token() === 10) {
-                    return parseAmbientExternalModuleDeclaration(pos, hasJSDoc, decorators, modifiers);
-                }
-            }
-            return parseModuleOrNamespaceDeclaration(pos, hasJSDoc, decorators, modifiers, flags);
-        }
-        function isExternalModuleReference() {
-            return token() === 143 &&
-                lookAhead(nextTokenIsOpenParen);
-        }
-        function nextTokenIsOpenParen() {
-            return nextToken() === 20;
-        }
-        function nextTokenIsSlash() {
-            return nextToken() === 43;
-        }
-        function parseNamespaceExportDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            parseExpected(126);
-            parseExpected(140);
-            var name = parseIdentifier();
-            parseSemicolon();
-            var node = factory.createNamespaceExportDeclaration(name);
-            node.decorators = decorators;
-            node.modifiers = modifiers;
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseImportDeclarationOrImportEqualsDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            parseExpected(99);
-            var afterImportPos = scanner.getStartPos();
-            var identifier;
-            if (isIdentifier()) {
-                identifier = parseIdentifier();
-            }
-            var isTypeOnly = false;
-            if (token() !== 153 &&
-                (identifier === null || identifier === void 0 ? void 0 : identifier.escapedText) === "type" &&
-                (isIdentifier() || tokenAfterImportDefinitelyProducesImportDeclaration())) {
-                isTypeOnly = true;
-                identifier = isIdentifier() ? parseIdentifier() : undefined;
-            }
-            if (identifier && !tokenAfterImportedIdentifierDefinitelyProducesImportDeclaration()) {
-                return parseImportEqualsDeclaration(pos, hasJSDoc, decorators, modifiers, identifier, isTypeOnly);
-            }
-            var importClause;
-            if (identifier ||
-                token() === 41 ||
-                token() === 18) {
-                importClause = parseImportClause(identifier, afterImportPos, isTypeOnly);
-                parseExpected(153);
-            }
-            var moduleSpecifier = parseModuleSpecifier();
-            parseSemicolon();
-            var node = factory.createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function tokenAfterImportDefinitelyProducesImportDeclaration() {
-            return token() === 41 || token() === 18;
-        }
-        function tokenAfterImportedIdentifierDefinitelyProducesImportDeclaration() {
-            return token() === 27 || token() === 153;
-        }
-        function parseImportEqualsDeclaration(pos, hasJSDoc, decorators, modifiers, identifier, isTypeOnly) {
-            parseExpected(62);
-            var moduleReference = parseModuleReference();
-            parseSemicolon();
-            var node = factory.createImportEqualsDeclaration(decorators, modifiers, identifier, moduleReference);
-            var finished = withJSDoc(finishNode(node, pos), hasJSDoc);
-            if (isTypeOnly) {
-                parseErrorAtRange(finished, ts.Diagnostics.Only_ECMAScript_imports_may_use_import_type);
-            }
-            return finished;
-        }
-        function parseImportClause(identifier, pos, isTypeOnly) {
-            var namedBindings;
-            if (!identifier ||
-                parseOptional(27)) {
-                namedBindings = token() === 41 ? parseNamespaceImport() : parseNamedImportsOrExports(264);
-            }
-            return finishNode(factory.createImportClause(isTypeOnly, identifier, namedBindings), pos);
-        }
-        function parseModuleReference() {
-            return isExternalModuleReference()
-                ? parseExternalModuleReference()
-                : parseEntityName(false);
-        }
-        function parseExternalModuleReference() {
-            var pos = getNodePos();
-            parseExpected(143);
-            parseExpected(20);
-            var expression = parseModuleSpecifier();
-            parseExpected(21);
-            return finishNode(factory.createExternalModuleReference(expression), pos);
-        }
-        function parseModuleSpecifier() {
-            if (token() === 10) {
-                var result = parseLiteralNode();
-                result.text = internIdentifier(result.text);
-                return result;
-            }
-            else {
-                return parseExpression();
-            }
-        }
-        function parseNamespaceImport() {
-            var pos = getNodePos();
-            parseExpected(41);
-            parseExpected(126);
-            var name = parseIdentifier();
-            return finishNode(factory.createNamespaceImport(name), pos);
-        }
-        function parseNamedImportsOrExports(kind) {
-            var pos = getNodePos();
-            var node = kind === 264
-                ? factory.createNamedImports(parseBracketedList(23, parseImportSpecifier, 18, 19))
-                : factory.createNamedExports(parseBracketedList(23, parseExportSpecifier, 18, 19));
-            return finishNode(node, pos);
-        }
-        function parseExportSpecifier() {
-            return parseImportOrExportSpecifier(270);
-        }
-        function parseImportSpecifier() {
-            return parseImportOrExportSpecifier(265);
-        }
-        function parseImportOrExportSpecifier(kind) {
-            var pos = getNodePos();
-            var checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier();
-            var checkIdentifierStart = scanner.getTokenPos();
-            var checkIdentifierEnd = scanner.getTextPos();
-            var identifierName = parseIdentifierName();
-            var propertyName;
-            var name;
-            if (token() === 126) {
-                propertyName = identifierName;
-                parseExpected(126);
-                checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier();
-                checkIdentifierStart = scanner.getTokenPos();
-                checkIdentifierEnd = scanner.getTextPos();
-                name = parseIdentifierName();
-            }
-            else {
-                name = identifierName;
-            }
-            if (kind === 265 && checkIdentifierIsKeyword) {
-                parseErrorAt(checkIdentifierStart, checkIdentifierEnd, ts.Diagnostics.Identifier_expected);
-            }
-            var node = kind === 265
-                ? factory.createImportSpecifier(propertyName, name)
-                : factory.createExportSpecifier(propertyName, name);
-            return finishNode(node, pos);
-        }
-        function parseNamespaceExport(pos) {
-            return finishNode(factory.createNamespaceExport(parseIdentifierName()), pos);
-        }
-        function parseExportDeclaration(pos, hasJSDoc, decorators, modifiers) {
-            var savedAwaitContext = inAwaitContext();
-            setAwaitContext(true);
-            var exportClause;
-            var moduleSpecifier;
-            var isTypeOnly = parseOptional(149);
-            var namespaceExportPos = getNodePos();
-            if (parseOptional(41)) {
-                if (parseOptional(126)) {
-                    exportClause = parseNamespaceExport(namespaceExportPos);
-                }
-                parseExpected(153);
-                moduleSpecifier = parseModuleSpecifier();
-            }
-            else {
-                exportClause = parseNamedImportsOrExports(268);
-                if (token() === 153 || (token() === 10 && !scanner.hasPrecedingLineBreak())) {
-                    parseExpected(153);
-                    moduleSpecifier = parseModuleSpecifier();
-                }
-            }
-            parseSemicolon();
-            setAwaitContext(savedAwaitContext);
-            var node = factory.createExportDeclaration(decorators, modifiers, isTypeOnly, exportClause, moduleSpecifier);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function parseExportAssignment(pos, hasJSDoc, decorators, modifiers) {
-            var savedAwaitContext = inAwaitContext();
-            setAwaitContext(true);
-            var isExportEquals;
-            if (parseOptional(62)) {
-                isExportEquals = true;
-            }
-            else {
-                parseExpected(87);
-            }
-            var expression = parseAssignmentExpressionOrHigher();
-            parseSemicolon();
-            setAwaitContext(savedAwaitContext);
-            var node = factory.createExportAssignment(decorators, modifiers, isExportEquals, expression);
-            return withJSDoc(finishNode(node, pos), hasJSDoc);
-        }
-        function setExternalModuleIndicator(sourceFile) {
-            sourceFile.externalModuleIndicator =
-                ts.forEach(sourceFile.statements, isAnExternalModuleIndicatorNode) ||
-                    getImportMetaIfNecessary(sourceFile);
-        }
-        function isAnExternalModuleIndicatorNode(node) {
-            return hasModifierOfKind(node, 92)
-                || ts.isImportEqualsDeclaration(node) && ts.isExternalModuleReference(node.moduleReference)
-                || ts.isImportDeclaration(node)
-                || ts.isExportAssignment(node)
-                || ts.isExportDeclaration(node) ? node : undefined;
-        }
-        function getImportMetaIfNecessary(sourceFile) {
-            return sourceFile.flags & 2097152 ?
-                walkTreeForExternalModuleIndicators(sourceFile) :
-                undefined;
-        }
-        function walkTreeForExternalModuleIndicators(node) {
-            return isImportMeta(node) ? node : forEachChild(node, walkTreeForExternalModuleIndicators);
-        }
-        function hasModifierOfKind(node, kind) {
-            return ts.some(node.modifiers, function (m) { return m.kind === kind; });
-        }
-        function isImportMeta(node) {
-            return ts.isMetaProperty(node) && node.keywordToken === 99 && node.name.escapedText === "meta";
-        }
-        var JSDocParser;
-        (function (JSDocParser) {
-            function parseJSDocTypeExpressionForTests(content, start, length) {
-                initializeState("file.js", content, 99, undefined, 1);
-                scanner.setText(content, start, length);
-                currentToken = scanner.scan();
-                var jsDocTypeExpression = parseJSDocTypeExpression();
-                var sourceFile = createSourceFile("file.js", 99, 1, false, [], factory.createToken(1), 0);
-                var diagnostics = ts.attachFileToDiagnostics(parseDiagnostics, sourceFile);
-                if (jsDocDiagnostics) {
-                    sourceFile.jsDocDiagnostics = ts.attachFileToDiagnostics(jsDocDiagnostics, sourceFile);
-                }
-                clearState();
-                return jsDocTypeExpression ? { jsDocTypeExpression: jsDocTypeExpression, diagnostics: diagnostics } : undefined;
-            }
-            JSDocParser.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests;
-            function parseJSDocTypeExpression(mayOmitBraces) {
-                var pos = getNodePos();
-                var hasBrace = (mayOmitBraces ? parseOptional : parseExpected)(18);
-                var type = doInsideOfContext(4194304, parseJSDocType);
-                if (!mayOmitBraces || hasBrace) {
-                    parseExpectedJSDoc(19);
-                }
-                var result = factory.createJSDocTypeExpression(type);
-                fixupParentReferences(result);
-                return finishNode(result, pos);
-            }
-            JSDocParser.parseJSDocTypeExpression = parseJSDocTypeExpression;
-            function parseJSDocNameReference() {
-                var pos = getNodePos();
-                var hasBrace = parseOptional(18);
-                var entityName = parseEntityName(false);
-                if (hasBrace) {
-                    parseExpectedJSDoc(19);
-                }
-                var result = factory.createJSDocNameReference(entityName);
-                fixupParentReferences(result);
-                return finishNode(result, pos);
-            }
-            JSDocParser.parseJSDocNameReference = parseJSDocNameReference;
-            function parseIsolatedJSDocComment(content, start, length) {
-                initializeState("", content, 99, undefined, 1);
-                var jsDoc = doInsideOfContext(4194304, function () { return parseJSDocCommentWorker(start, length); });
-                var sourceFile = { languageVariant: 0, text: content };
-                var diagnostics = ts.attachFileToDiagnostics(parseDiagnostics, sourceFile);
-                clearState();
-                return jsDoc ? { jsDoc: jsDoc, diagnostics: diagnostics } : undefined;
-            }
-            JSDocParser.parseIsolatedJSDocComment = parseIsolatedJSDocComment;
-            function parseJSDocComment(parent, start, length) {
-                var saveToken = currentToken;
-                var saveParseDiagnosticsLength = parseDiagnostics.length;
-                var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode;
-                var comment = doInsideOfContext(4194304, function () { return parseJSDocCommentWorker(start, length); });
-                ts.setParent(comment, parent);
-                if (contextFlags & 131072) {
-                    if (!jsDocDiagnostics) {
-                        jsDocDiagnostics = [];
-                    }
-                    jsDocDiagnostics.push.apply(jsDocDiagnostics, parseDiagnostics);
-                }
-                currentToken = saveToken;
-                parseDiagnostics.length = saveParseDiagnosticsLength;
-                parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode;
-                return comment;
-            }
-            JSDocParser.parseJSDocComment = parseJSDocComment;
-            function parseJSDocCommentWorker(start, length) {
-                if (start === void 0) { start = 0; }
-                var content = sourceText;
-                var end = length === undefined ? content.length : start + length;
-                length = end - start;
-                ts.Debug.assert(start >= 0);
-                ts.Debug.assert(start <= end);
-                ts.Debug.assert(end <= content.length);
-                if (!isJSDocLikeText(content, start)) {
-                    return undefined;
-                }
-                var tags;
-                var tagsPos;
-                var tagsEnd;
-                var comments = [];
-                return scanner.scanRange(start + 3, length - 5, function () {
-                    var state = 1;
-                    var margin;
-                    var indent = start - (content.lastIndexOf("\n", start) + 1) + 4;
-                    function pushComment(text) {
-                        if (!margin) {
-                            margin = indent;
-                        }
-                        comments.push(text);
-                        indent += text.length;
-                    }
-                    nextTokenJSDoc();
-                    while (parseOptionalJsdoc(5))
-                        ;
-                    if (parseOptionalJsdoc(4)) {
-                        state = 0;
-                        indent = 0;
-                    }
-                    loop: while (true) {
-                        switch (token()) {
-                            case 59:
-                                if (state === 0 || state === 1) {
-                                    removeTrailingWhitespace(comments);
-                                    addTag(parseTag(indent));
-                                    state = 0;
-                                    margin = undefined;
-                                }
-                                else {
-                                    pushComment(scanner.getTokenText());
-                                }
-                                break;
-                            case 4:
-                                comments.push(scanner.getTokenText());
-                                state = 0;
-                                indent = 0;
-                                break;
-                            case 41:
-                                var asterisk = scanner.getTokenText();
-                                if (state === 1 || state === 2) {
-                                    state = 2;
-                                    pushComment(asterisk);
-                                }
-                                else {
-                                    state = 1;
-                                    indent += asterisk.length;
-                                }
-                                break;
-                            case 5:
-                                var whitespace = scanner.getTokenText();
-                                if (state === 2) {
-                                    comments.push(whitespace);
-                                }
-                                else if (margin !== undefined && indent + whitespace.length > margin) {
-                                    comments.push(whitespace.slice(margin - indent));
-                                }
-                                indent += whitespace.length;
-                                break;
-                            case 1:
-                                break loop;
-                            default:
-                                state = 2;
-                                pushComment(scanner.getTokenText());
-                                break;
-                        }
-                        nextTokenJSDoc();
-                    }
-                    removeLeadingNewlines(comments);
-                    removeTrailingWhitespace(comments);
-                    return createJSDocComment();
-                });
-                function removeLeadingNewlines(comments) {
-                    while (comments.length && (comments[0] === "\n" || comments[0] === "\r")) {
-                        comments.shift();
-                    }
-                }
-                function removeTrailingWhitespace(comments) {
-                    while (comments.length && comments[comments.length - 1].trim() === "") {
-                        comments.pop();
-                    }
-                }
-                function createJSDocComment() {
-                    var comment = comments.length ? comments.join("") : undefined;
-                    var tagsArray = tags && createNodeArray(tags, tagsPos, tagsEnd);
-                    return finishNode(factory.createJSDocComment(comment, tagsArray), start, end);
-                }
-                function isNextNonwhitespaceTokenEndOfFile() {
-                    while (true) {
-                        nextTokenJSDoc();
-                        if (token() === 1) {
-                            return true;
-                        }
-                        if (!(token() === 5 || token() === 4)) {
-                            return false;
-                        }
-                    }
-                }
-                function skipWhitespace() {
-                    if (token() === 5 || token() === 4) {
-                        if (lookAhead(isNextNonwhitespaceTokenEndOfFile)) {
-                            return;
-                        }
-                    }
-                    while (token() === 5 || token() === 4) {
-                        nextTokenJSDoc();
-                    }
-                }
-                function skipWhitespaceOrAsterisk() {
-                    if (token() === 5 || token() === 4) {
-                        if (lookAhead(isNextNonwhitespaceTokenEndOfFile)) {
-                            return "";
-                        }
-                    }
-                    var precedingLineBreak = scanner.hasPrecedingLineBreak();
-                    var seenLineBreak = false;
-                    var indentText = "";
-                    while ((precedingLineBreak && token() === 41) || token() === 5 || token() === 4) {
-                        indentText += scanner.getTokenText();
-                        if (token() === 4) {
-                            precedingLineBreak = true;
-                            seenLineBreak = true;
-                            indentText = "";
-                        }
-                        else if (token() === 41) {
-                            precedingLineBreak = false;
-                        }
-                        nextTokenJSDoc();
-                    }
-                    return seenLineBreak ? indentText : "";
-                }
-                function parseTag(margin) {
-                    ts.Debug.assert(token() === 59);
-                    var start = scanner.getTokenPos();
-                    nextTokenJSDoc();
-                    var tagName = parseJSDocIdentifierName(undefined);
-                    var indentText = skipWhitespaceOrAsterisk();
-                    var tag;
-                    switch (tagName.escapedText) {
-                        case "author":
-                            tag = parseAuthorTag(start, tagName, margin, indentText);
-                            break;
-                        case "implements":
-                            tag = parseImplementsTag(start, tagName, margin, indentText);
-                            break;
-                        case "augments":
-                        case "extends":
-                            tag = parseAugmentsTag(start, tagName, margin, indentText);
-                            break;
-                        case "class":
-                        case "constructor":
-                            tag = parseSimpleTag(start, factory.createJSDocClassTag, tagName, margin, indentText);
-                            break;
-                        case "public":
-                            tag = parseSimpleTag(start, factory.createJSDocPublicTag, tagName, margin, indentText);
-                            break;
-                        case "private":
-                            tag = parseSimpleTag(start, factory.createJSDocPrivateTag, tagName, margin, indentText);
-                            break;
-                        case "protected":
-                            tag = parseSimpleTag(start, factory.createJSDocProtectedTag, tagName, margin, indentText);
-                            break;
-                        case "readonly":
-                            tag = parseSimpleTag(start, factory.createJSDocReadonlyTag, tagName, margin, indentText);
-                            break;
-                        case "deprecated":
-                            hasDeprecatedTag = true;
-                            tag = parseSimpleTag(start, factory.createJSDocDeprecatedTag, tagName, margin, indentText);
-                            break;
-                        case "this":
-                            tag = parseThisTag(start, tagName, margin, indentText);
-                            break;
-                        case "enum":
-                            tag = parseEnumTag(start, tagName, margin, indentText);
-                            break;
-                        case "arg":
-                        case "argument":
-                        case "param":
-                            return parseParameterOrPropertyTag(start, tagName, 2, margin);
-                        case "return":
-                        case "returns":
-                            tag = parseReturnTag(start, tagName, margin, indentText);
-                            break;
-                        case "template":
-                            tag = parseTemplateTag(start, tagName, margin, indentText);
-                            break;
-                        case "type":
-                            tag = parseTypeTag(start, tagName, margin, indentText);
-                            break;
-                        case "typedef":
-                            tag = parseTypedefTag(start, tagName, margin, indentText);
-                            break;
-                        case "callback":
-                            tag = parseCallbackTag(start, tagName, margin, indentText);
-                            break;
-                        case "see":
-                            tag = parseSeeTag(start, tagName, margin, indentText);
-                            break;
-                        default:
-                            tag = parseUnknownTag(start, tagName, margin, indentText);
-                            break;
-                    }
-                    return tag;
-                }
-                function parseTrailingTagComments(pos, end, margin, indentText) {
-                    if (!indentText) {
-                        margin += end - pos;
-                    }
-                    return parseTagComments(margin, indentText.slice(margin));
-                }
-                function parseTagComments(indent, initialMargin) {
-                    var comments = [];
-                    var state = 0;
-                    var margin;
-                    function pushComment(text) {
-                        if (!margin) {
-                            margin = indent;
-                        }
-                        comments.push(text);
-                        indent += text.length;
-                    }
-                    if (initialMargin !== undefined) {
-                        if (initialMargin !== "") {
-                            pushComment(initialMargin);
-                        }
-                        state = 1;
-                    }
-                    var tok = token();
-                    loop: while (true) {
-                        switch (tok) {
-                            case 4:
-                                state = 0;
-                                comments.push(scanner.getTokenText());
-                                indent = 0;
-                                break;
-                            case 59:
-                                if (state === 3) {
-                                    comments.push(scanner.getTokenText());
-                                    break;
-                                }
-                                scanner.setTextPos(scanner.getTextPos() - 1);
-                            case 1:
-                                break loop;
-                            case 5:
-                                if (state === 2 || state === 3) {
-                                    pushComment(scanner.getTokenText());
-                                }
-                                else {
-                                    var whitespace = scanner.getTokenText();
-                                    if (margin !== undefined && indent + whitespace.length > margin) {
-                                        comments.push(whitespace.slice(margin - indent));
-                                    }
-                                    indent += whitespace.length;
-                                }
-                                break;
-                            case 18:
-                                state = 2;
-                                if (lookAhead(function () { return nextTokenJSDoc() === 59 && ts.tokenIsIdentifierOrKeyword(nextTokenJSDoc()) && scanner.getTokenText() === "link"; })) {
-                                    pushComment(scanner.getTokenText());
-                                    nextTokenJSDoc();
-                                    pushComment(scanner.getTokenText());
-                                    nextTokenJSDoc();
-                                }
-                                pushComment(scanner.getTokenText());
-                                break;
-                            case 61:
-                                if (state === 3) {
-                                    state = 2;
-                                }
-                                else {
-                                    state = 3;
-                                }
-                                pushComment(scanner.getTokenText());
-                                break;
-                            case 41:
-                                if (state === 0) {
-                                    state = 1;
-                                    indent += 1;
-                                    break;
-                                }
-                            default:
-                                if (state !== 3) {
-                                    state = 2;
-                                }
-                                pushComment(scanner.getTokenText());
-                                break;
-                        }
-                        tok = nextTokenJSDoc();
-                    }
-                    removeLeadingNewlines(comments);
-                    removeTrailingWhitespace(comments);
-                    return comments.length === 0 ? undefined : comments.join("");
-                }
-                function parseUnknownTag(start, tagName, indent, indentText) {
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocUnknownTag(tagName, parseTrailingTagComments(start, end, indent, indentText)), start, end);
-                }
-                function addTag(tag) {
-                    if (!tag) {
-                        return;
-                    }
-                    if (!tags) {
-                        tags = [tag];
-                        tagsPos = tag.pos;
-                    }
-                    else {
-                        tags.push(tag);
-                    }
-                    tagsEnd = tag.end;
-                }
-                function tryParseTypeExpression() {
-                    skipWhitespaceOrAsterisk();
-                    return token() === 18 ? parseJSDocTypeExpression() : undefined;
-                }
-                function parseBracketNameInPropertyAndParamTag() {
-                    var isBracketed = parseOptionalJsdoc(22);
-                    if (isBracketed) {
-                        skipWhitespace();
-                    }
-                    var isBackquoted = parseOptionalJsdoc(61);
-                    var name = parseJSDocEntityName();
-                    if (isBackquoted) {
-                        parseExpectedTokenJSDoc(61);
-                    }
-                    if (isBracketed) {
-                        skipWhitespace();
-                        if (parseOptionalToken(62)) {
-                            parseExpression();
-                        }
-                        parseExpected(23);
-                    }
-                    return { name: name, isBracketed: isBracketed };
-                }
-                function isObjectOrObjectArrayTypeReference(node) {
-                    switch (node.kind) {
-                        case 145:
-                            return true;
-                        case 178:
-                            return isObjectOrObjectArrayTypeReference(node.elementType);
-                        default:
-                            return ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) && node.typeName.escapedText === "Object" && !node.typeArguments;
-                    }
-                }
-                function parseParameterOrPropertyTag(start, tagName, target, indent) {
-                    var typeExpression = tryParseTypeExpression();
-                    var isNameFirst = !typeExpression;
-                    skipWhitespaceOrAsterisk();
-                    var _a = parseBracketNameInPropertyAndParamTag(), name = _a.name, isBracketed = _a.isBracketed;
-                    skipWhitespace();
-                    if (isNameFirst) {
-                        typeExpression = tryParseTypeExpression();
-                    }
-                    var comment = parseTagComments(indent + scanner.getStartPos() - start);
-                    var nestedTypeLiteral = target !== 4 && parseNestedTypeLiteral(typeExpression, name, target, indent);
-                    if (nestedTypeLiteral) {
-                        typeExpression = nestedTypeLiteral;
-                        isNameFirst = true;
-                    }
-                    var result = target === 1
-                        ? factory.createJSDocPropertyTag(tagName, name, isBracketed, typeExpression, isNameFirst, comment)
-                        : factory.createJSDocParameterTag(tagName, name, isBracketed, typeExpression, isNameFirst, comment);
-                    return finishNode(result, start);
-                }
-                function parseNestedTypeLiteral(typeExpression, name, target, indent) {
-                    if (typeExpression && isObjectOrObjectArrayTypeReference(typeExpression.type)) {
-                        var pos = getNodePos();
-                        var child = void 0;
-                        var children = void 0;
-                        while (child = tryParse(function () { return parseChildParameterOrPropertyTag(target, indent, name); })) {
-                            if (child.kind === 326 || child.kind === 333) {
-                                children = ts.append(children, child);
-                            }
-                        }
-                        if (children) {
-                            var literal = finishNode(factory.createJSDocTypeLiteral(children, typeExpression.type.kind === 178), pos);
-                            return finishNode(factory.createJSDocTypeExpression(literal), pos);
-                        }
-                    }
-                }
-                function parseReturnTag(start, tagName, indent, indentText) {
-                    if (ts.some(tags, ts.isJSDocReturnTag)) {
-                        parseErrorAt(tagName.pos, scanner.getTokenPos(), ts.Diagnostics._0_tag_already_specified, tagName.escapedText);
-                    }
-                    var typeExpression = tryParseTypeExpression();
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocReturnTag(tagName, typeExpression, parseTrailingTagComments(start, end, indent, indentText)), start, end);
-                }
-                function parseTypeTag(start, tagName, indent, indentText) {
-                    if (ts.some(tags, ts.isJSDocTypeTag)) {
-                        parseErrorAt(tagName.pos, scanner.getTokenPos(), ts.Diagnostics._0_tag_already_specified, tagName.escapedText);
-                    }
-                    var typeExpression = parseJSDocTypeExpression(true);
-                    var end = getNodePos();
-                    var comments = indent !== undefined && indentText !== undefined ? parseTrailingTagComments(start, end, indent, indentText) : undefined;
-                    return finishNode(factory.createJSDocTypeTag(tagName, typeExpression, comments), start, end);
-                }
-                function parseSeeTag(start, tagName, indent, indentText) {
-                    var nameExpression = parseJSDocNameReference();
-                    var end = getNodePos();
-                    var comments = indent !== undefined && indentText !== undefined ? parseTrailingTagComments(start, end, indent, indentText) : undefined;
-                    return finishNode(factory.createJSDocSeeTag(tagName, nameExpression, comments), start, end);
-                }
-                function parseAuthorTag(start, tagName, indent, indentText) {
-                    var authorInfoWithEmail = tryParse(function () { return tryParseAuthorNameAndEmail(); });
-                    if (!authorInfoWithEmail) {
-                        var end_1 = getNodePos();
-                        return finishNode(factory.createJSDocAuthorTag(tagName, parseTrailingTagComments(start, end_1, indent, indentText)), start, end_1);
-                    }
-                    var comments = authorInfoWithEmail;
-                    if (lookAhead(function () { return nextToken() !== 4; })) {
-                        var comment = parseTagComments(indent);
-                        if (comment) {
-                            comments += comment;
-                        }
-                    }
-                    return finishNode(factory.createJSDocAuthorTag(tagName, comments), start);
-                }
-                function tryParseAuthorNameAndEmail() {
-                    var comments = [];
-                    var seenLessThan = false;
-                    var seenGreaterThan = false;
-                    var token = scanner.getToken();
-                    loop: while (true) {
-                        switch (token) {
-                            case 78:
-                            case 5:
-                            case 24:
-                            case 59:
-                                comments.push(scanner.getTokenText());
-                                break;
-                            case 29:
-                                if (seenLessThan || seenGreaterThan) {
-                                    return;
-                                }
-                                seenLessThan = true;
-                                comments.push(scanner.getTokenText());
-                                break;
-                            case 31:
-                                if (!seenLessThan || seenGreaterThan) {
-                                    return;
-                                }
-                                seenGreaterThan = true;
-                                comments.push(scanner.getTokenText());
-                                scanner.setTextPos(scanner.getTokenPos() + 1);
-                                break loop;
-                            case 4:
-                            case 1:
-                                break loop;
-                        }
-                        token = nextTokenJSDoc();
-                    }
-                    if (seenLessThan && seenGreaterThan) {
-                        return comments.length === 0 ? undefined : comments.join("");
-                    }
-                }
-                function parseImplementsTag(start, tagName, margin, indentText) {
-                    var className = parseExpressionWithTypeArgumentsForAugments();
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocImplementsTag(tagName, className, parseTrailingTagComments(start, end, margin, indentText)), start, end);
-                }
-                function parseAugmentsTag(start, tagName, margin, indentText) {
-                    var className = parseExpressionWithTypeArgumentsForAugments();
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocAugmentsTag(tagName, className, parseTrailingTagComments(start, end, margin, indentText)), start, end);
-                }
-                function parseExpressionWithTypeArgumentsForAugments() {
-                    var usedBrace = parseOptional(18);
-                    var pos = getNodePos();
-                    var expression = parsePropertyAccessEntityNameExpression();
-                    var typeArguments = tryParseTypeArguments();
-                    var node = factory.createExpressionWithTypeArguments(expression, typeArguments);
-                    var res = finishNode(node, pos);
-                    if (usedBrace) {
-                        parseExpected(19);
-                    }
-                    return res;
-                }
-                function parsePropertyAccessEntityNameExpression() {
-                    var pos = getNodePos();
-                    var node = parseJSDocIdentifierName();
-                    while (parseOptional(24)) {
-                        var name = parseJSDocIdentifierName();
-                        node = finishNode(factory.createPropertyAccessExpression(node, name), pos);
-                    }
-                    return node;
-                }
-                function parseSimpleTag(start, createTag, tagName, margin, indentText) {
-                    var end = getNodePos();
-                    return finishNode(createTag(tagName, parseTrailingTagComments(start, end, margin, indentText)), start, end);
-                }
-                function parseThisTag(start, tagName, margin, indentText) {
-                    var typeExpression = parseJSDocTypeExpression(true);
-                    skipWhitespace();
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocThisTag(tagName, typeExpression, parseTrailingTagComments(start, end, margin, indentText)), start, end);
-                }
-                function parseEnumTag(start, tagName, margin, indentText) {
-                    var typeExpression = parseJSDocTypeExpression(true);
-                    skipWhitespace();
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocEnumTag(tagName, typeExpression, parseTrailingTagComments(start, end, margin, indentText)), start, end);
-                }
-                function parseTypedefTag(start, tagName, indent, indentText) {
-                    var _a;
-                    var typeExpression = tryParseTypeExpression();
-                    skipWhitespaceOrAsterisk();
-                    var fullName = parseJSDocTypeNameWithNamespace();
-                    skipWhitespace();
-                    var comment = parseTagComments(indent);
-                    var end;
-                    if (!typeExpression || isObjectOrObjectArrayTypeReference(typeExpression.type)) {
-                        var child = void 0;
-                        var childTypeTag = void 0;
-                        var jsDocPropertyTags = void 0;
-                        var hasChildren = false;
-                        while (child = tryParse(function () { return parseChildPropertyTag(indent); })) {
-                            hasChildren = true;
-                            if (child.kind === 329) {
-                                if (childTypeTag) {
-                                    parseErrorAtCurrentToken(ts.Diagnostics.A_JSDoc_typedef_comment_may_not_contain_multiple_type_tags);
-                                    var lastError = ts.lastOrUndefined(parseDiagnostics);
-                                    if (lastError) {
-                                        ts.addRelatedInfo(lastError, ts.createDetachedDiagnostic(fileName, 0, 0, ts.Diagnostics.The_tag_was_first_specified_here));
-                                    }
-                                    break;
-                                }
-                                else {
-                                    childTypeTag = child;
-                                }
-                            }
-                            else {
-                                jsDocPropertyTags = ts.append(jsDocPropertyTags, child);
-                            }
-                        }
-                        if (hasChildren) {
-                            var isArrayType = typeExpression && typeExpression.type.kind === 178;
-                            var jsdocTypeLiteral = factory.createJSDocTypeLiteral(jsDocPropertyTags, isArrayType);
-                            typeExpression = childTypeTag && childTypeTag.typeExpression && !isObjectOrObjectArrayTypeReference(childTypeTag.typeExpression.type) ?
-                                childTypeTag.typeExpression :
-                                finishNode(jsdocTypeLiteral, start);
-                            end = typeExpression.end;
-                        }
-                    }
-                    end = end || comment !== undefined ?
-                        getNodePos() :
-                        ((_a = fullName !== null && fullName !== void 0 ? fullName : typeExpression) !== null && _a !== void 0 ? _a : tagName).end;
-                    if (!comment) {
-                        comment = parseTrailingTagComments(start, end, indent, indentText);
-                    }
-                    var typedefTag = factory.createJSDocTypedefTag(tagName, typeExpression, fullName, comment);
-                    return finishNode(typedefTag, start, end);
-                }
-                function parseJSDocTypeNameWithNamespace(nested) {
-                    var pos = scanner.getTokenPos();
-                    if (!ts.tokenIsIdentifierOrKeyword(token())) {
-                        return undefined;
-                    }
-                    var typeNameOrNamespaceName = parseJSDocIdentifierName();
-                    if (parseOptional(24)) {
-                        var body = parseJSDocTypeNameWithNamespace(true);
-                        var jsDocNamespaceNode = factory.createModuleDeclaration(undefined, undefined, typeNameOrNamespaceName, body, nested ? 4 : undefined);
-                        return finishNode(jsDocNamespaceNode, pos);
-                    }
-                    if (nested) {
-                        typeNameOrNamespaceName.isInJSDocNamespace = true;
-                    }
-                    return typeNameOrNamespaceName;
-                }
-                function parseCallbackTagParameters(indent) {
-                    var pos = getNodePos();
-                    var child;
-                    var parameters;
-                    while (child = tryParse(function () { return parseChildParameterOrPropertyTag(4, indent); })) {
-                        parameters = ts.append(parameters, child);
-                    }
-                    return createNodeArray(parameters || [], pos);
-                }
-                function parseCallbackTag(start, tagName, indent, indentText) {
-                    var fullName = parseJSDocTypeNameWithNamespace();
-                    skipWhitespace();
-                    var comment = parseTagComments(indent);
-                    var parameters = parseCallbackTagParameters(indent);
-                    var returnTag = tryParse(function () {
-                        if (parseOptionalJsdoc(59)) {
-                            var tag = parseTag(indent);
-                            if (tag && tag.kind === 327) {
-                                return tag;
-                            }
-                        }
-                    });
-                    var typeExpression = finishNode(factory.createJSDocSignature(undefined, parameters, returnTag), start);
-                    var end = getNodePos();
-                    if (!comment) {
-                        comment = parseTrailingTagComments(start, end, indent, indentText);
-                    }
-                    return finishNode(factory.createJSDocCallbackTag(tagName, typeExpression, fullName, comment), start, end);
-                }
-                function escapedTextsEqual(a, b) {
-                    while (!ts.isIdentifier(a) || !ts.isIdentifier(b)) {
-                        if (!ts.isIdentifier(a) && !ts.isIdentifier(b) && a.right.escapedText === b.right.escapedText) {
-                            a = a.left;
-                            b = b.left;
-                        }
-                        else {
-                            return false;
-                        }
-                    }
-                    return a.escapedText === b.escapedText;
-                }
-                function parseChildPropertyTag(indent) {
-                    return parseChildParameterOrPropertyTag(1, indent);
-                }
-                function parseChildParameterOrPropertyTag(target, indent, name) {
-                    var canParseTag = true;
-                    var seenAsterisk = false;
-                    while (true) {
-                        switch (nextTokenJSDoc()) {
-                            case 59:
-                                if (canParseTag) {
-                                    var child = tryParseChildTag(target, indent);
-                                    if (child && (child.kind === 326 || child.kind === 333) &&
-                                        target !== 4 &&
-                                        name && (ts.isIdentifier(child.name) || !escapedTextsEqual(name, child.name.left))) {
-                                        return false;
-                                    }
-                                    return child;
-                                }
-                                seenAsterisk = false;
-                                break;
-                            case 4:
-                                canParseTag = true;
-                                seenAsterisk = false;
-                                break;
-                            case 41:
-                                if (seenAsterisk) {
-                                    canParseTag = false;
-                                }
-                                seenAsterisk = true;
-                                break;
-                            case 78:
-                                canParseTag = false;
-                                break;
-                            case 1:
-                                return false;
-                        }
-                    }
-                }
-                function tryParseChildTag(target, indent) {
-                    ts.Debug.assert(token() === 59);
-                    var start = scanner.getStartPos();
-                    nextTokenJSDoc();
-                    var tagName = parseJSDocIdentifierName();
-                    skipWhitespace();
-                    var t;
-                    switch (tagName.escapedText) {
-                        case "type":
-                            return target === 1 && parseTypeTag(start, tagName);
-                        case "prop":
-                        case "property":
-                            t = 1;
-                            break;
-                        case "arg":
-                        case "argument":
-                        case "param":
-                            t = 2 | 4;
-                            break;
-                        default:
-                            return false;
-                    }
-                    if (!(target & t)) {
-                        return false;
-                    }
-                    return parseParameterOrPropertyTag(start, tagName, target, indent);
-                }
-                function parseTemplateTagTypeParameter() {
-                    var typeParameterPos = getNodePos();
-                    var name = parseJSDocIdentifierName(ts.Diagnostics.Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces);
-                    return finishNode(factory.createTypeParameterDeclaration(name, undefined, undefined), typeParameterPos);
-                }
-                function parseTemplateTagTypeParameters() {
-                    var pos = getNodePos();
-                    var typeParameters = [];
-                    do {
-                        skipWhitespace();
-                        typeParameters.push(parseTemplateTagTypeParameter());
-                        skipWhitespaceOrAsterisk();
-                    } while (parseOptionalJsdoc(27));
-                    return createNodeArray(typeParameters, pos);
-                }
-                function parseTemplateTag(start, tagName, indent, indentText) {
-                    var constraint = token() === 18 ? parseJSDocTypeExpression() : undefined;
-                    var typeParameters = parseTemplateTagTypeParameters();
-                    var end = getNodePos();
-                    return finishNode(factory.createJSDocTemplateTag(tagName, constraint, typeParameters, parseTrailingTagComments(start, end, indent, indentText)), start, end);
-                }
-                function parseOptionalJsdoc(t) {
-                    if (token() === t) {
-                        nextTokenJSDoc();
-                        return true;
-                    }
-                    return false;
-                }
-                function parseJSDocEntityName() {
-                    var entity = parseJSDocIdentifierName();
-                    if (parseOptional(22)) {
-                        parseExpected(23);
-                    }
-                    while (parseOptional(24)) {
-                        var name = parseJSDocIdentifierName();
-                        if (parseOptional(22)) {
-                            parseExpected(23);
-                        }
-                        entity = createQualifiedName(entity, name);
-                    }
-                    return entity;
-                }
-                function parseJSDocIdentifierName(message) {
-                    if (!ts.tokenIsIdentifierOrKeyword(token())) {
-                        return createMissingNode(78, !message, message || ts.Diagnostics.Identifier_expected);
-                    }
-                    identifierCount++;
-                    var pos = scanner.getTokenPos();
-                    var end = scanner.getTextPos();
-                    var originalKeywordKind = token();
-                    var text = internIdentifier(scanner.getTokenValue());
-                    var result = finishNode(factory.createIdentifier(text, undefined, originalKeywordKind), pos, end);
-                    nextTokenJSDoc();
-                    return result;
-                }
-            }
-        })(JSDocParser = Parser.JSDocParser || (Parser.JSDocParser = {}));
-    })(Parser || (Parser = {}));
-    var IncrementalParser;
-    (function (IncrementalParser) {
-        function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) {
-            aggressiveChecks = aggressiveChecks || ts.Debug.shouldAssert(2);
-            checkChangeRange(sourceFile, newText, textChangeRange, aggressiveChecks);
-            if (ts.textChangeRangeIsUnchanged(textChangeRange)) {
-                return sourceFile;
-            }
-            if (sourceFile.statements.length === 0) {
-                return Parser.parseSourceFile(sourceFile.fileName, newText, sourceFile.languageVersion, undefined, true, sourceFile.scriptKind);
-            }
-            var incrementalSourceFile = sourceFile;
-            ts.Debug.assert(!incrementalSourceFile.hasBeenIncrementallyParsed);
-            incrementalSourceFile.hasBeenIncrementallyParsed = true;
-            Parser.fixupParentReferences(incrementalSourceFile);
-            var oldText = sourceFile.text;
-            var syntaxCursor = createSyntaxCursor(sourceFile);
-            var changeRange = extendToAffectedRange(sourceFile, textChangeRange);
-            checkChangeRange(sourceFile, newText, changeRange, aggressiveChecks);
-            ts.Debug.assert(changeRange.span.start <= textChangeRange.span.start);
-            ts.Debug.assert(ts.textSpanEnd(changeRange.span) === ts.textSpanEnd(textChangeRange.span));
-            ts.Debug.assert(ts.textSpanEnd(ts.textChangeRangeNewSpan(changeRange)) === ts.textSpanEnd(ts.textChangeRangeNewSpan(textChangeRange)));
-            var delta = ts.textChangeRangeNewSpan(changeRange).length - changeRange.span.length;
-            updateTokenPositionsAndMarkElements(incrementalSourceFile, changeRange.span.start, ts.textSpanEnd(changeRange.span), ts.textSpanEnd(ts.textChangeRangeNewSpan(changeRange)), delta, oldText, newText, aggressiveChecks);
-            var result = Parser.parseSourceFile(sourceFile.fileName, newText, sourceFile.languageVersion, syntaxCursor, true, sourceFile.scriptKind);
-            result.commentDirectives = getNewCommentDirectives(sourceFile.commentDirectives, result.commentDirectives, changeRange.span.start, ts.textSpanEnd(changeRange.span), delta, oldText, newText, aggressiveChecks);
-            return result;
-        }
-        IncrementalParser.updateSourceFile = updateSourceFile;
-        function getNewCommentDirectives(oldDirectives, newDirectives, changeStart, changeRangeOldEnd, delta, oldText, newText, aggressiveChecks) {
-            if (!oldDirectives)
-                return newDirectives;
-            var commentDirectives;
-            var addedNewlyScannedDirectives = false;
-            for (var _i = 0, oldDirectives_1 = oldDirectives; _i < oldDirectives_1.length; _i++) {
-                var directive = oldDirectives_1[_i];
-                var range = directive.range, type = directive.type;
-                if (range.end < changeStart) {
-                    commentDirectives = ts.append(commentDirectives, directive);
-                }
-                else if (range.pos > changeRangeOldEnd) {
-                    addNewlyScannedDirectives();
-                    var updatedDirective = {
-                        range: { pos: range.pos + delta, end: range.end + delta },
-                        type: type
-                    };
-                    commentDirectives = ts.append(commentDirectives, updatedDirective);
-                    if (aggressiveChecks) {
-                        ts.Debug.assert(oldText.substring(range.pos, range.end) === newText.substring(updatedDirective.range.pos, updatedDirective.range.end));
-                    }
-                }
-            }
-            addNewlyScannedDirectives();
-            return commentDirectives;
-            function addNewlyScannedDirectives() {
-                if (addedNewlyScannedDirectives)
-                    return;
-                addedNewlyScannedDirectives = true;
-                if (!commentDirectives) {
-                    commentDirectives = newDirectives;
-                }
-                else if (newDirectives) {
-                    commentDirectives.push.apply(commentDirectives, newDirectives);
-                }
-            }
-        }
-        function moveElementEntirelyPastChangeRange(element, isArray, delta, oldText, newText, aggressiveChecks) {
-            if (isArray) {
-                visitArray(element);
-            }
-            else {
-                visitNode(element);
-            }
-            return;
-            function visitNode(node) {
-                var text = "";
-                if (aggressiveChecks && shouldCheckNode(node)) {
-                    text = oldText.substring(node.pos, node.end);
-                }
-                if (node._children) {
-                    node._children = undefined;
-                }
-                ts.setTextRangePosEnd(node, node.pos + delta, node.end + delta);
-                if (aggressiveChecks && shouldCheckNode(node)) {
-                    ts.Debug.assert(text === newText.substring(node.pos, node.end));
-                }
-                forEachChild(node, visitNode, visitArray);
-                if (ts.hasJSDocNodes(node)) {
-                    for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) {
-                        var jsDocComment = _a[_i];
-                        visitNode(jsDocComment);
-                    }
-                }
-                checkNodePositions(node, aggressiveChecks);
-            }
-            function visitArray(array) {
-                array._children = undefined;
-                ts.setTextRangePosEnd(array, array.pos + delta, array.end + delta);
-                for (var _i = 0, array_8 = array; _i < array_8.length; _i++) {
-                    var node = array_8[_i];
-                    visitNode(node);
-                }
-            }
-        }
-        function shouldCheckNode(node) {
-            switch (node.kind) {
-                case 10:
-                case 8:
-                case 78:
-                    return true;
-            }
-            return false;
-        }
-        function adjustIntersectingElement(element, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta) {
-            ts.Debug.assert(element.end >= changeStart, "Adjusting an element that was entirely before the change range");
-            ts.Debug.assert(element.pos <= changeRangeOldEnd, "Adjusting an element that was entirely after the change range");
-            ts.Debug.assert(element.pos <= element.end);
-            var pos = Math.min(element.pos, changeRangeNewEnd);
-            var end = element.end >= changeRangeOldEnd ?
-                element.end + delta :
-                Math.min(element.end, changeRangeNewEnd);
-            ts.Debug.assert(pos <= end);
-            if (element.parent) {
-                ts.Debug.assertGreaterThanOrEqual(pos, element.parent.pos);
-                ts.Debug.assertLessThanOrEqual(end, element.parent.end);
-            }
-            ts.setTextRangePosEnd(element, pos, end);
-        }
-        function checkNodePositions(node, aggressiveChecks) {
-            if (aggressiveChecks) {
-                var pos_2 = node.pos;
-                var visitNode_1 = function (child) {
-                    ts.Debug.assert(child.pos >= pos_2);
-                    pos_2 = child.end;
-                };
-                if (ts.hasJSDocNodes(node)) {
-                    for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) {
-                        var jsDocComment = _a[_i];
-                        visitNode_1(jsDocComment);
-                    }
-                }
-                forEachChild(node, visitNode_1);
-                ts.Debug.assert(pos_2 <= node.end);
-            }
-        }
-        function updateTokenPositionsAndMarkElements(sourceFile, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta, oldText, newText, aggressiveChecks) {
-            visitNode(sourceFile);
-            return;
-            function visitNode(child) {
-                ts.Debug.assert(child.pos <= child.end);
-                if (child.pos > changeRangeOldEnd) {
-                    moveElementEntirelyPastChangeRange(child, false, delta, oldText, newText, aggressiveChecks);
-                    return;
-                }
-                var fullEnd = child.end;
-                if (fullEnd >= changeStart) {
-                    child.intersectsChange = true;
-                    child._children = undefined;
-                    adjustIntersectingElement(child, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta);
-                    forEachChild(child, visitNode, visitArray);
-                    if (ts.hasJSDocNodes(child)) {
-                        for (var _i = 0, _a = child.jsDoc; _i < _a.length; _i++) {
-                            var jsDocComment = _a[_i];
-                            visitNode(jsDocComment);
-                        }
-                    }
-                    checkNodePositions(child, aggressiveChecks);
-                    return;
-                }
-                ts.Debug.assert(fullEnd < changeStart);
-            }
-            function visitArray(array) {
-                ts.Debug.assert(array.pos <= array.end);
-                if (array.pos > changeRangeOldEnd) {
-                    moveElementEntirelyPastChangeRange(array, true, delta, oldText, newText, aggressiveChecks);
-                    return;
-                }
-                var fullEnd = array.end;
-                if (fullEnd >= changeStart) {
-                    array.intersectsChange = true;
-                    array._children = undefined;
-                    adjustIntersectingElement(array, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta);
-                    for (var _i = 0, array_9 = array; _i < array_9.length; _i++) {
-                        var node = array_9[_i];
-                        visitNode(node);
-                    }
-                    return;
-                }
-                ts.Debug.assert(fullEnd < changeStart);
-            }
-        }
-        function extendToAffectedRange(sourceFile, changeRange) {
-            var maxLookahead = 1;
-            var start = changeRange.span.start;
-            for (var i = 0; start > 0 && i <= maxLookahead; i++) {
-                var nearestNode = findNearestNodeStartingBeforeOrAtPosition(sourceFile, start);
-                ts.Debug.assert(nearestNode.pos <= start);
-                var position = nearestNode.pos;
-                start = Math.max(0, position - 1);
-            }
-            var finalSpan = ts.createTextSpanFromBounds(start, ts.textSpanEnd(changeRange.span));
-            var finalLength = changeRange.newLength + (changeRange.span.start - start);
-            return ts.createTextChangeRange(finalSpan, finalLength);
-        }
-        function findNearestNodeStartingBeforeOrAtPosition(sourceFile, position) {
-            var bestResult = sourceFile;
-            var lastNodeEntirelyBeforePosition;
-            forEachChild(sourceFile, visit);
-            if (lastNodeEntirelyBeforePosition) {
-                var lastChildOfLastEntireNodeBeforePosition = getLastDescendant(lastNodeEntirelyBeforePosition);
-                if (lastChildOfLastEntireNodeBeforePosition.pos > bestResult.pos) {
-                    bestResult = lastChildOfLastEntireNodeBeforePosition;
-                }
-            }
-            return bestResult;
-            function getLastDescendant(node) {
-                while (true) {
-                    var lastChild = ts.getLastChild(node);
-                    if (lastChild) {
-                        node = lastChild;
-                    }
-                    else {
-                        return node;
-                    }
-                }
-            }
-            function visit(child) {
-                if (ts.nodeIsMissing(child)) {
-                    return;
-                }
-                if (child.pos <= position) {
-                    if (child.pos >= bestResult.pos) {
-                        bestResult = child;
-                    }
-                    if (position < child.end) {
-                        forEachChild(child, visit);
-                        return true;
-                    }
-                    else {
-                        ts.Debug.assert(child.end <= position);
-                        lastNodeEntirelyBeforePosition = child;
-                    }
-                }
-                else {
-                    ts.Debug.assert(child.pos > position);
-                    return true;
-                }
-            }
-        }
-        function checkChangeRange(sourceFile, newText, textChangeRange, aggressiveChecks) {
-            var oldText = sourceFile.text;
-            if (textChangeRange) {
-                ts.Debug.assert((oldText.length - textChangeRange.span.length + textChangeRange.newLength) === newText.length);
-                if (aggressiveChecks || ts.Debug.shouldAssert(3)) {
-                    var oldTextPrefix = oldText.substr(0, textChangeRange.span.start);
-                    var newTextPrefix = newText.substr(0, textChangeRange.span.start);
-                    ts.Debug.assert(oldTextPrefix === newTextPrefix);
-                    var oldTextSuffix = oldText.substring(ts.textSpanEnd(textChangeRange.span), oldText.length);
-                    var newTextSuffix = newText.substring(ts.textSpanEnd(ts.textChangeRangeNewSpan(textChangeRange)), newText.length);
-                    ts.Debug.assert(oldTextSuffix === newTextSuffix);
-                }
-            }
-        }
-        function createSyntaxCursor(sourceFile) {
-            var currentArray = sourceFile.statements;
-            var currentArrayIndex = 0;
-            ts.Debug.assert(currentArrayIndex < currentArray.length);
-            var current = currentArray[currentArrayIndex];
-            var lastQueriedPosition = -1;
-            return {
-                currentNode: function (position) {
-                    if (position !== lastQueriedPosition) {
-                        if (current && current.end === position && currentArrayIndex < (currentArray.length - 1)) {
-                            currentArrayIndex++;
-                            current = currentArray[currentArrayIndex];
-                        }
-                        if (!current || current.pos !== position) {
-                            findHighestListElementThatStartsAtPosition(position);
-                        }
-                    }
-                    lastQueriedPosition = position;
-                    ts.Debug.assert(!current || current.pos === position);
-                    return current;
-                }
-            };
-            function findHighestListElementThatStartsAtPosition(position) {
-                currentArray = undefined;
-                currentArrayIndex = -1;
-                current = undefined;
-                forEachChild(sourceFile, visitNode, visitArray);
-                return;
-                function visitNode(node) {
-                    if (position >= node.pos && position < node.end) {
-                        forEachChild(node, visitNode, visitArray);
-                        return true;
-                    }
-                    return false;
-                }
-                function visitArray(array) {
-                    if (position >= array.pos && position < array.end) {
-                        for (var i = 0; i < array.length; i++) {
-                            var child = array[i];
-                            if (child) {
-                                if (child.pos === position) {
-                                    currentArray = array;
-                                    currentArrayIndex = i;
-                                    current = child;
-                                    return true;
-                                }
-                                else {
-                                    if (child.pos < position && position < child.end) {
-                                        forEachChild(child, visitNode, visitArray);
-                                        return true;
-                                    }
-                                }
-                            }
-                        }
-                    }
-                    return false;
-                }
-            }
-        }
-        IncrementalParser.createSyntaxCursor = createSyntaxCursor;
-    })(IncrementalParser || (IncrementalParser = {}));
-    function isDeclarationFileName(fileName) {
-        return ts.fileExtensionIs(fileName, ".d.ts");
-    }
-    ts.isDeclarationFileName = isDeclarationFileName;
-    function processCommentPragmas(context, sourceText) {
-        var pragmas = [];
-        for (var _i = 0, _a = ts.getLeadingCommentRanges(sourceText, 0) || ts.emptyArray; _i < _a.length; _i++) {
-            var range = _a[_i];
-            var comment = sourceText.substring(range.pos, range.end);
-            extractPragmas(pragmas, range, comment);
-        }
-        context.pragmas = new ts.Map();
-        for (var _b = 0, pragmas_1 = pragmas; _b < pragmas_1.length; _b++) {
-            var pragma = pragmas_1[_b];
-            if (context.pragmas.has(pragma.name)) {
-                var currentValue = context.pragmas.get(pragma.name);
-                if (currentValue instanceof Array) {
-                    currentValue.push(pragma.args);
-                }
-                else {
-                    context.pragmas.set(pragma.name, [currentValue, pragma.args]);
-                }
-                continue;
-            }
-            context.pragmas.set(pragma.name, pragma.args);
-        }
-    }
-    ts.processCommentPragmas = processCommentPragmas;
-    function processPragmasIntoFields(context, reportDiagnostic) {
-        context.checkJsDirective = undefined;
-        context.referencedFiles = [];
-        context.typeReferenceDirectives = [];
-        context.libReferenceDirectives = [];
-        context.amdDependencies = [];
-        context.hasNoDefaultLib = false;
-        context.pragmas.forEach(function (entryOrList, key) {
-            switch (key) {
-                case "reference": {
-                    var referencedFiles_1 = context.referencedFiles;
-                    var typeReferenceDirectives_1 = context.typeReferenceDirectives;
-                    var libReferenceDirectives_1 = context.libReferenceDirectives;
-                    ts.forEach(ts.toArray(entryOrList), function (arg) {
-                        var _a = arg.arguments, types = _a.types, lib = _a.lib, path = _a.path;
-                        if (arg.arguments["no-default-lib"]) {
-                            context.hasNoDefaultLib = true;
-                        }
-                        else if (types) {
-                            typeReferenceDirectives_1.push({ pos: types.pos, end: types.end, fileName: types.value });
-                        }
-                        else if (lib) {
-                            libReferenceDirectives_1.push({ pos: lib.pos, end: lib.end, fileName: lib.value });
-                        }
-                        else if (path) {
-                            referencedFiles_1.push({ pos: path.pos, end: path.end, fileName: path.value });
-                        }
-                        else {
-                            reportDiagnostic(arg.range.pos, arg.range.end - arg.range.pos, ts.Diagnostics.Invalid_reference_directive_syntax);
-                        }
-                    });
-                    break;
-                }
-                case "amd-dependency": {
-                    context.amdDependencies = ts.map(ts.toArray(entryOrList), function (x) { return ({ name: x.arguments.name, path: x.arguments.path }); });
-                    break;
-                }
-                case "amd-module": {
-                    if (entryOrList instanceof Array) {
-                        for (var _i = 0, entryOrList_1 = entryOrList; _i < entryOrList_1.length; _i++) {
-                            var entry = entryOrList_1[_i];
-                            if (context.moduleName) {
-                                reportDiagnostic(entry.range.pos, entry.range.end - entry.range.pos, ts.Diagnostics.An_AMD_module_cannot_have_multiple_name_assignments);
-                            }
-                            context.moduleName = entry.arguments.name;
-                        }
-                    }
-                    else {
-                        context.moduleName = entryOrList.arguments.name;
-                    }
-                    break;
-                }
-                case "ts-nocheck":
-                case "ts-check": {
-                    ts.forEach(ts.toArray(entryOrList), function (entry) {
-                        if (!context.checkJsDirective || entry.range.pos > context.checkJsDirective.pos) {
-                            context.checkJsDirective = {
-                                enabled: key === "ts-check",
-                                end: entry.range.end,
-                                pos: entry.range.pos
-                            };
-                        }
-                    });
-                    break;
-                }
-                case "jsx":
-                case "jsxfrag":
-                case "jsximportsource":
-                case "jsxruntime":
-                    return;
-                default: ts.Debug.fail("Unhandled pragma kind");
-            }
-        });
-    }
-    ts.processPragmasIntoFields = processPragmasIntoFields;
-    var namedArgRegExCache = new ts.Map();
-    function getNamedArgRegEx(name) {
-        if (namedArgRegExCache.has(name)) {
-            return namedArgRegExCache.get(name);
-        }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)('|\")(.+?)\\2", "im");
-        namedArgRegExCache.set(name, result);
-        return result;
-    }
-    var tripleSlashXMLCommentStartRegEx = /^\/\/\/\s*<(\S+)\s.*?\/>/im;
-    var singleLinePragmaRegEx = /^\/\/\/?\s*@(\S+)\s*(.*)\s*$/im;
-    function extractPragmas(pragmas, range, text) {
-        var tripleSlash = range.kind === 2 && tripleSlashXMLCommentStartRegEx.exec(text);
-        if (tripleSlash) {
-            var name = tripleSlash[1].toLowerCase();
-            var pragma = ts.commentPragmas[name];
-            if (!pragma || !(pragma.kind & 1)) {
-                return;
-            }
-            if (pragma.args) {
-                var argument = {};
-                for (var _i = 0, _a = pragma.args; _i < _a.length; _i++) {
-                    var arg = _a[_i];
-                    var matcher = getNamedArgRegEx(arg.name);
-                    var matchResult = matcher.exec(text);
-                    if (!matchResult && !arg.optional) {
-                        return;
-                    }
-                    else if (matchResult) {
-                        if (arg.captureSpan) {
-                            var startPos = range.pos + matchResult.index + matchResult[1].length + matchResult[2].length;
-                            argument[arg.name] = {
-                                value: matchResult[3],
-                                pos: startPos,
-                                end: startPos + matchResult[3].length
-                            };
-                        }
-                        else {
-                            argument[arg.name] = matchResult[3];
-                        }
-                    }
-                }
-                pragmas.push({ name: name, args: { arguments: argument, range: range } });
-            }
-            else {
-                pragmas.push({ name: name, args: { arguments: {}, range: range } });
-            }
-            return;
-        }
-        var singleLine = range.kind === 2 && singleLinePragmaRegEx.exec(text);
-        if (singleLine) {
-            return addPragmaForMatch(pragmas, range, 2, singleLine);
-        }
-        if (range.kind === 3) {
-            var multiLinePragmaRegEx = /\s*@(\S+)\s*(.*)\s*$/gim;
-            var multiLineMatch = void 0;
-            while (multiLineMatch = multiLinePragmaRegEx.exec(text)) {
-                addPragmaForMatch(pragmas, range, 4, multiLineMatch);
-            }
-        }
-    }
-    function addPragmaForMatch(pragmas, range, kind, match) {
-        if (!match)
-            return;
-        var name = match[1].toLowerCase();
-        var pragma = ts.commentPragmas[name];
-        if (!pragma || !(pragma.kind & kind)) {
-            return;
-        }
-        var args = match[2];
-        var argument = getNamedPragmaArguments(pragma, args);
-        if (argument === "fail")
-            return;
-        pragmas.push({ name: name, args: { arguments: argument, range: range } });
-        return;
-    }
-    function getNamedPragmaArguments(pragma, text) {
-        if (!text)
-            return {};
-        if (!pragma.args)
-            return {};
-        var args = text.split(/\s+/);
-        var argMap = {};
-        for (var i = 0; i < pragma.args.length; i++) {
-            var argument = pragma.args[i];
-            if (!args[i] && !argument.optional) {
-                return "fail";
-            }
-            if (argument.captureSpan) {
-                return ts.Debug.fail("Capture spans not yet implemented for non-xml pragmas");
-            }
-            argMap[argument.name] = args[i];
-        }
-        return argMap;
-    }
-    function tagNamesAreEquivalent(lhs, rhs) {
-        if (lhs.kind !== rhs.kind) {
-            return false;
-        }
-        if (lhs.kind === 78) {
-            return lhs.escapedText === rhs.escapedText;
-        }
-        if (lhs.kind === 107) {
-            return true;
-        }
-        return lhs.name.escapedText === rhs.name.escapedText &&
-            tagNamesAreEquivalent(lhs.expression, rhs.expression);
-    }
-    ts.tagNamesAreEquivalent = tagNamesAreEquivalent;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    ts.compileOnSaveCommandLineOption = { name: "compileOnSave", type: "boolean" };
-    var jsxOptionMap = new ts.Map(ts.getEntries({
-        "preserve": 1,
-        "react-native": 3,
-        "react": 2,
-        "react-jsx": 4,
-        "react-jsxdev": 5,
-    }));
-    ts.inverseJsxOptionMap = new ts.Map(ts.arrayFrom(ts.mapIterator(jsxOptionMap.entries(), function (_a) {
-        var key = _a[0], value = _a[1];
-        return ["" + value, key];
-    })));
-    var libEntries = [
-        ["es5", "lib.es5.d.ts"],
-        ["es6", "lib.es2015.d.ts"],
-        ["es2015", "lib.es2015.d.ts"],
-        ["es7", "lib.es2016.d.ts"],
-        ["es2016", "lib.es2016.d.ts"],
-        ["es2017", "lib.es2017.d.ts"],
-        ["es2018", "lib.es2018.d.ts"],
-        ["es2019", "lib.es2019.d.ts"],
-        ["es2020", "lib.es2020.d.ts"],
-        ["esnext", "lib.esnext.d.ts"],
-        ["dom", "lib.dom.d.ts"],
-        ["dom.iterable", "lib.dom.iterable.d.ts"],
-        ["webworker", "lib.webworker.d.ts"],
-        ["webworker.importscripts", "lib.webworker.importscripts.d.ts"],
-        ["webworker.iterable", "lib.webworker.iterable.d.ts"],
-        ["scripthost", "lib.scripthost.d.ts"],
-        ["es2015.core", "lib.es2015.core.d.ts"],
-        ["es2015.collection", "lib.es2015.collection.d.ts"],
-        ["es2015.generator", "lib.es2015.generator.d.ts"],
-        ["es2015.iterable", "lib.es2015.iterable.d.ts"],
-        ["es2015.promise", "lib.es2015.promise.d.ts"],
-        ["es2015.proxy", "lib.es2015.proxy.d.ts"],
-        ["es2015.reflect", "lib.es2015.reflect.d.ts"],
-        ["es2015.symbol", "lib.es2015.symbol.d.ts"],
-        ["es2015.symbol.wellknown", "lib.es2015.symbol.wellknown.d.ts"],
-        ["es2016.array.include", "lib.es2016.array.include.d.ts"],
-        ["es2017.object", "lib.es2017.object.d.ts"],
-        ["es2017.sharedmemory", "lib.es2017.sharedmemory.d.ts"],
-        ["es2017.string", "lib.es2017.string.d.ts"],
-        ["es2017.intl", "lib.es2017.intl.d.ts"],
-        ["es2017.typedarrays", "lib.es2017.typedarrays.d.ts"],
-        ["es2018.asyncgenerator", "lib.es2018.asyncgenerator.d.ts"],
-        ["es2018.asynciterable", "lib.es2018.asynciterable.d.ts"],
-        ["es2018.intl", "lib.es2018.intl.d.ts"],
-        ["es2018.promise", "lib.es2018.promise.d.ts"],
-        ["es2018.regexp", "lib.es2018.regexp.d.ts"],
-        ["es2019.array", "lib.es2019.array.d.ts"],
-        ["es2019.object", "lib.es2019.object.d.ts"],
-        ["es2019.string", "lib.es2019.string.d.ts"],
-        ["es2019.symbol", "lib.es2019.symbol.d.ts"],
-        ["es2020.bigint", "lib.es2020.bigint.d.ts"],
-        ["es2020.promise", "lib.es2020.promise.d.ts"],
-        ["es2020.sharedmemory", "lib.es2020.sharedmemory.d.ts"],
-        ["es2020.string", "lib.es2020.string.d.ts"],
-        ["es2020.symbol.wellknown", "lib.es2020.symbol.wellknown.d.ts"],
-        ["es2020.intl", "lib.es2020.intl.d.ts"],
-        ["esnext.array", "lib.es2019.array.d.ts"],
-        ["esnext.symbol", "lib.es2019.symbol.d.ts"],
-        ["esnext.asynciterable", "lib.es2018.asynciterable.d.ts"],
-        ["esnext.intl", "lib.esnext.intl.d.ts"],
-        ["esnext.bigint", "lib.es2020.bigint.d.ts"],
-        ["esnext.string", "lib.esnext.string.d.ts"],
-        ["esnext.promise", "lib.esnext.promise.d.ts"],
-        ["esnext.weakref", "lib.esnext.weakref.d.ts"]
-    ];
-    ts.libs = libEntries.map(function (entry) { return entry[0]; });
-    ts.libMap = new ts.Map(libEntries);
-    ts.optionsForWatch = [
-        {
-            name: "watchFile",
-            type: new ts.Map(ts.getEntries({
-                fixedpollinginterval: ts.WatchFileKind.FixedPollingInterval,
-                prioritypollinginterval: ts.WatchFileKind.PriorityPollingInterval,
-                dynamicprioritypolling: ts.WatchFileKind.DynamicPriorityPolling,
-                usefsevents: ts.WatchFileKind.UseFsEvents,
-                usefseventsonparentdirectory: ts.WatchFileKind.UseFsEventsOnParentDirectory,
-            })),
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_strategy_for_watching_file_Colon_FixedPollingInterval_default_PriorityPollingInterval_DynamicPriorityPolling_UseFsEvents_UseFsEventsOnParentDirectory,
-        },
-        {
-            name: "watchDirectory",
-            type: new ts.Map(ts.getEntries({
-                usefsevents: ts.WatchDirectoryKind.UseFsEvents,
-                fixedpollinginterval: ts.WatchDirectoryKind.FixedPollingInterval,
-                dynamicprioritypolling: ts.WatchDirectoryKind.DynamicPriorityPolling,
-            })),
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_strategy_for_watching_directory_on_platforms_that_don_t_support_recursive_watching_natively_Colon_UseFsEvents_default_FixedPollingInterval_DynamicPriorityPolling,
-        },
-        {
-            name: "fallbackPolling",
-            type: new ts.Map(ts.getEntries({
-                fixedinterval: ts.PollingWatchKind.FixedInterval,
-                priorityinterval: ts.PollingWatchKind.PriorityInterval,
-                dynamicpriority: ts.PollingWatchKind.DynamicPriority,
-            })),
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_strategy_for_creating_a_polling_watch_when_it_fails_to_create_using_file_system_events_Colon_FixedInterval_default_PriorityInterval_DynamicPriority,
-        },
-        {
-            name: "synchronousWatchDirectory",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Synchronously_call_callbacks_and_update_the_state_of_directory_watchers_on_platforms_that_don_t_support_recursive_watching_natively,
-        },
-    ];
-    ts.commonOptionsWithBuild = [
-        {
-            name: "help",
-            shortName: "h",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Print_this_message,
-        },
-        {
-            name: "help",
-            shortName: "?",
-            type: "boolean"
-        },
-        {
-            name: "watch",
-            shortName: "w",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Watch_input_files,
-        },
-        {
-            name: "preserveWatchOutput",
-            type: "boolean",
-            showInSimplifiedHelpView: false,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Whether_to_keep_outdated_console_output_in_watch_mode_instead_of_clearing_the_screen,
-        },
-        {
-            name: "listFiles",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Print_names_of_files_part_of_the_compilation
-        },
-        {
-            name: "listEmittedFiles",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Print_names_of_generated_files_part_of_the_compilation
-        },
-        {
-            name: "pretty",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental
-        },
-        {
-            name: "traceResolution",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Enable_tracing_of_the_name_resolution_process
-        },
-        {
-            name: "diagnostics",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Show_diagnostic_information
-        },
-        {
-            name: "extendedDiagnostics",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Show_verbose_diagnostic_information
-        },
-        {
-            name: "generateCpuProfile",
-            type: "string",
-            isFilePath: true,
-            paramType: ts.Diagnostics.FILE_OR_DIRECTORY,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Generates_a_CPU_profile
-        },
-        {
-            name: "generateTrace",
-            type: "string",
-            isFilePath: true,
-            isCommandLineOnly: true,
-            paramType: ts.Diagnostics.DIRECTORY,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Generates_an_event_trace_and_a_list_of_types
-        },
-        {
-            name: "incremental",
-            shortName: "i",
-            type: "boolean",
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Enable_incremental_compilation,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "assumeChangesOnlyAffectDirectDependencies",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Have_recompiles_in_incremental_and_watch_assume_that_changes_within_a_file_will_only_affect_files_directly_depending_on_it
-        },
-        {
-            name: "locale",
-            type: "string",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.The_locale_used_when_displaying_messages_to_the_user_e_g_en_us
-        },
-    ];
-    ts.optionDeclarations = __spreadArrays(ts.commonOptionsWithBuild, [
-        {
-            name: "all",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Show_all_compiler_options,
-        },
-        {
-            name: "version",
-            shortName: "v",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Print_the_compiler_s_version,
-        },
-        {
-            name: "init",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file,
-        },
-        {
-            name: "project",
-            shortName: "p",
-            type: "string",
-            isFilePath: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            paramType: ts.Diagnostics.FILE_OR_DIRECTORY,
-            description: ts.Diagnostics.Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json,
-        },
-        {
-            name: "build",
-            type: "boolean",
-            shortName: "b",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Build_one_or_more_projects_and_their_dependencies_if_out_of_date
-        },
-        {
-            name: "showConfig",
-            type: "boolean",
-            category: ts.Diagnostics.Command_line_Options,
-            isCommandLineOnly: true,
-            description: ts.Diagnostics.Print_the_final_configuration_instead_of_building
-        },
-        {
-            name: "listFilesOnly",
-            type: "boolean",
-            category: ts.Diagnostics.Command_line_Options,
-            affectsSemanticDiagnostics: true,
-            affectsEmit: true,
-            isCommandLineOnly: true,
-            description: ts.Diagnostics.Print_names_of_files_that_are_part_of_the_compilation_and_then_stop_processing
-        },
-        {
-            name: "target",
-            shortName: "t",
-            type: new ts.Map(ts.getEntries({
-                es3: 0,
-                es5: 1,
-                es6: 2,
-                es2015: 2,
-                es2016: 3,
-                es2017: 4,
-                es2018: 5,
-                es2019: 6,
-                es2020: 7,
-                esnext: 99,
-            })),
-            affectsSourceFile: true,
-            affectsModuleResolution: true,
-            affectsEmit: true,
-            paramType: ts.Diagnostics.VERSION,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_ES2018_ES2019_ES2020_or_ESNEXT,
-        },
-        {
-            name: "module",
-            shortName: "m",
-            type: new ts.Map(ts.getEntries({
-                none: ts.ModuleKind.None,
-                commonjs: ts.ModuleKind.CommonJS,
-                amd: ts.ModuleKind.AMD,
-                system: ts.ModuleKind.System,
-                umd: ts.ModuleKind.UMD,
-                es6: ts.ModuleKind.ES2015,
-                es2015: ts.ModuleKind.ES2015,
-                es2020: ts.ModuleKind.ES2020,
-                esnext: ts.ModuleKind.ESNext
-            })),
-            affectsModuleResolution: true,
-            affectsEmit: true,
-            paramType: ts.Diagnostics.KIND,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_es2020_or_ESNext,
-        },
-        {
-            name: "lib",
-            type: "list",
-            element: {
-                name: "lib",
-                type: ts.libMap
-            },
-            affectsModuleResolution: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "allowJs",
-            type: "boolean",
-            affectsModuleResolution: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Allow_javascript_files_to_be_compiled
-        },
-        {
-            name: "checkJs",
-            type: "boolean",
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Report_errors_in_js_files
-        },
-        {
-            name: "jsx",
-            type: jsxOptionMap,
-            affectsSourceFile: true,
-            affectsEmit: true,
-            affectsModuleResolution: true,
-            paramType: ts.Diagnostics.KIND,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_react_native_or_react,
-        },
-        {
-            name: "declaration",
-            shortName: "d",
-            type: "boolean",
-            affectsEmit: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Generates_corresponding_d_ts_file,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "declarationMap",
-            type: "boolean",
-            affectsEmit: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Generates_a_sourcemap_for_each_corresponding_d_ts_file,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "emitDeclarationOnly",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Only_emit_d_ts_declaration_files,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "sourceMap",
-            type: "boolean",
-            affectsEmit: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Generates_corresponding_map_file,
-        },
-        {
-            name: "outFile",
-            type: "string",
-            affectsEmit: true,
-            isFilePath: true,
-            paramType: ts.Diagnostics.FILE,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "outDir",
-            type: "string",
-            affectsEmit: true,
-            isFilePath: true,
-            paramType: ts.Diagnostics.DIRECTORY,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Redirect_output_structure_to_the_directory,
-        },
-        {
-            name: "rootDir",
-            type: "string",
-            affectsEmit: true,
-            isFilePath: true,
-            paramType: ts.Diagnostics.LOCATION,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir,
-        },
-        {
-            name: "composite",
-            type: "boolean",
-            affectsEmit: true,
-            isTSConfigOnly: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Enable_project_compilation,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "tsBuildInfoFile",
-            type: "string",
-            affectsEmit: true,
-            isFilePath: true,
-            paramType: ts.Diagnostics.FILE,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Specify_file_to_store_incremental_compilation_information,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "removeComments",
-            type: "boolean",
-            affectsEmit: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Do_not_emit_comments_to_output,
-        },
-        {
-            name: "noEmit",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Do_not_emit_outputs,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "importHelpers",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Import_emit_helpers_from_tslib
-        },
-        {
-            name: "importsNotUsedAsValues",
-            type: new ts.Map(ts.getEntries({
-                remove: 0,
-                preserve: 1,
-                error: 2
-            })),
-            affectsEmit: true,
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_emit_Slashchecking_behavior_for_imports_that_are_only_used_for_types
-        },
-        {
-            name: "downlevelIteration",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3
-        },
-        {
-            name: "isolatedModules",
-            type: "boolean",
-            category: ts.Diagnostics.Basic_Options,
-            description: ts.Diagnostics.Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule,
-            transpileOptionValue: true
-        },
-        {
-            name: "strict",
-            type: "boolean",
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Enable_all_strict_type_checking_options
-        },
-        {
-            name: "noImplicitAny",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type
-        },
-        {
-            name: "strictNullChecks",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Enable_strict_null_checks
-        },
-        {
-            name: "strictFunctionTypes",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Enable_strict_checking_of_function_types
-        },
-        {
-            name: "strictBindCallApply",
-            type: "boolean",
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Enable_strict_bind_call_and_apply_methods_on_functions
-        },
-        {
-            name: "strictPropertyInitialization",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Enable_strict_checking_of_property_initialization_in_classes
-        },
-        {
-            name: "noImplicitThis",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type,
-        },
-        {
-            name: "alwaysStrict",
-            type: "boolean",
-            affectsSourceFile: true,
-            strictFlag: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Strict_Type_Checking_Options,
-            description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file
-        },
-        {
-            name: "noUnusedLocals",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Additional_Checks,
-            description: ts.Diagnostics.Report_errors_on_unused_locals,
-        },
-        {
-            name: "noUnusedParameters",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Additional_Checks,
-            description: ts.Diagnostics.Report_errors_on_unused_parameters,
-        },
-        {
-            name: "noImplicitReturns",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Additional_Checks,
-            description: ts.Diagnostics.Report_error_when_not_all_code_paths_in_function_return_a_value
-        },
-        {
-            name: "noFallthroughCasesInSwitch",
-            type: "boolean",
-            affectsBindDiagnostics: true,
-            affectsSemanticDiagnostics: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Additional_Checks,
-            description: ts.Diagnostics.Report_errors_for_fallthrough_cases_in_switch_statement
-        },
-        {
-            name: "noUncheckedIndexedAccess",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            showInSimplifiedHelpView: false,
-            category: ts.Diagnostics.Additional_Checks,
-            description: ts.Diagnostics.Include_undefined_in_index_signature_results
-        },
-        {
-            name: "moduleResolution",
-            type: new ts.Map(ts.getEntries({
-                node: ts.ModuleResolutionKind.NodeJs,
-                classic: ts.ModuleResolutionKind.Classic,
-            })),
-            affectsModuleResolution: true,
-            paramType: ts.Diagnostics.STRATEGY,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6,
-        },
-        {
-            name: "baseUrl",
-            type: "string",
-            affectsModuleResolution: true,
-            isFilePath: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Base_directory_to_resolve_non_absolute_module_names
-        },
-        {
-            name: "paths",
-            type: "object",
-            affectsModuleResolution: true,
-            isTSConfigOnly: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "rootDirs",
-            type: "list",
-            isTSConfigOnly: true,
-            element: {
-                name: "rootDirs",
-                type: "string",
-                isFilePath: true
-            },
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "typeRoots",
-            type: "list",
-            element: {
-                name: "typeRoots",
-                type: "string",
-                isFilePath: true
-            },
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.List_of_folders_to_include_type_definitions_from
-        },
-        {
-            name: "types",
-            type: "list",
-            element: {
-                name: "types",
-                type: "string"
-            },
-            affectsModuleResolution: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Type_declaration_files_to_be_included_in_compilation,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "allowSyntheticDefaultImports",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking
-        },
-        {
-            name: "esModuleInterop",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            affectsEmit: true,
-            showInSimplifiedHelpView: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Enables_emit_interoperability_between_CommonJS_and_ES_Modules_via_creation_of_namespace_objects_for_all_imports_Implies_allowSyntheticDefaultImports
-        },
-        {
-            name: "preserveSymlinks",
-            type: "boolean",
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Do_not_resolve_the_real_path_of_symlinks,
-        },
-        {
-            name: "allowUmdGlobalAccess",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Module_Resolution_Options,
-            description: ts.Diagnostics.Allow_accessing_UMD_globals_from_modules,
-        },
-        {
-            name: "sourceRoot",
-            type: "string",
-            affectsEmit: true,
-            paramType: ts.Diagnostics.LOCATION,
-            category: ts.Diagnostics.Source_Map_Options,
-            description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations,
-        },
-        {
-            name: "mapRoot",
-            type: "string",
-            affectsEmit: true,
-            paramType: ts.Diagnostics.LOCATION,
-            category: ts.Diagnostics.Source_Map_Options,
-            description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations,
-        },
-        {
-            name: "inlineSourceMap",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Source_Map_Options,
-            description: ts.Diagnostics.Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file
-        },
-        {
-            name: "inlineSources",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Source_Map_Options,
-            description: ts.Diagnostics.Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set
-        },
-        {
-            name: "experimentalDecorators",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Experimental_Options,
-            description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators
-        },
-        {
-            name: "emitDecoratorMetadata",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            affectsEmit: true,
-            category: ts.Diagnostics.Experimental_Options,
-            description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators
-        },
-        {
-            name: "jsxFactory",
-            type: "string",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h
-        },
-        {
-            name: "jsxFragmentFactory",
-            type: "string",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_the_JSX_fragment_factory_function_to_use_when_targeting_react_JSX_emit_with_jsxFactory_compiler_option_is_specified_e_g_Fragment
-        },
-        {
-            name: "jsxImportSource",
-            type: "string",
-            affectsSemanticDiagnostics: true,
-            affectsEmit: true,
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_the_module_specifier_to_be_used_to_import_the_jsx_and_jsxs_factory_functions_from_eg_react
-        },
-        {
-            name: "resolveJsonModule",
-            type: "boolean",
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Include_modules_imported_with_json_extension
-        },
-        {
-            name: "out",
-            type: "string",
-            affectsEmit: true,
-            isFilePath: false,
-            category: ts.Diagnostics.Advanced_Options,
-            paramType: ts.Diagnostics.FILE,
-            description: ts.Diagnostics.Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "reactNamespace",
-            type: "string",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit
-        },
-        {
-            name: "skipDefaultLibCheck",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files
-        },
-        {
-            name: "charset",
-            type: "string",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.The_character_set_of_the_input_files
-        },
-        {
-            name: "emitBOM",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files
-        },
-        {
-            name: "newLine",
-            type: new ts.Map(ts.getEntries({
-                crlf: 0,
-                lf: 1
-            })),
-            affectsEmit: true,
-            paramType: ts.Diagnostics.NEWLINE,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix,
-        },
-        {
-            name: "noErrorTruncation",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_truncate_error_messages
-        },
-        {
-            name: "noLib",
-            type: "boolean",
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_include_the_default_library_file_lib_d_ts,
-            transpileOptionValue: true
-        },
-        {
-            name: "noResolve",
-            type: "boolean",
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files,
-            transpileOptionValue: true
-        },
-        {
-            name: "stripInternal",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation,
-        },
-        {
-            name: "disableSizeLimit",
-            type: "boolean",
-            affectsSourceFile: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Disable_size_limitations_on_JavaScript_projects
-        },
-        {
-            name: "disableSourceOfProjectReferenceRedirect",
-            type: "boolean",
-            isTSConfigOnly: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Disable_use_of_source_files_instead_of_declaration_files_from_referenced_projects
-        },
-        {
-            name: "disableSolutionSearching",
-            type: "boolean",
-            isTSConfigOnly: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Disable_solution_searching_for_this_project
-        },
-        {
-            name: "disableReferencedProjectLoad",
-            type: "boolean",
-            isTSConfigOnly: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Disable_loading_referenced_projects
-        },
-        {
-            name: "noImplicitUseStrict",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_emit_use_strict_directives_in_module_output
-        },
-        {
-            name: "noEmitHelpers",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_generate_custom_helper_functions_like_extends_in_compiled_output
-        },
-        {
-            name: "noEmitOnError",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "preserveConstEnums",
-            type: "boolean",
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code
-        },
-        {
-            name: "declarationDir",
-            type: "string",
-            affectsEmit: true,
-            isFilePath: true,
-            paramType: ts.Diagnostics.DIRECTORY,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Output_directory_for_generated_declaration_files,
-            transpileOptionValue: undefined
-        },
-        {
-            name: "skipLibCheck",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Skip_type_checking_of_declaration_files,
-        },
-        {
-            name: "allowUnusedLabels",
-            type: "boolean",
-            affectsBindDiagnostics: true,
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_report_errors_on_unused_labels
-        },
-        {
-            name: "allowUnreachableCode",
-            type: "boolean",
-            affectsBindDiagnostics: true,
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code
-        },
-        {
-            name: "suppressExcessPropertyErrors",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals,
-        },
-        {
-            name: "suppressImplicitAnyIndexErrors",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures,
-        },
-        {
-            name: "forceConsistentCasingInFileNames",
-            type: "boolean",
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file
-        },
-        {
-            name: "maxNodeModuleJsDepth",
-            type: "number",
-            affectsModuleResolution: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files
-        },
-        {
-            name: "noStrictGenericChecks",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Disable_strict_checking_of_generic_signatures_in_function_types,
-        },
-        {
-            name: "useDefineForClassFields",
-            type: "boolean",
-            affectsSemanticDiagnostics: true,
-            affectsEmit: true,
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Emit_class_fields_with_Define_instead_of_Set,
-        },
-        {
-            name: "keyofStringsOnly",
-            type: "boolean",
-            category: ts.Diagnostics.Advanced_Options,
-            description: ts.Diagnostics.Resolve_keyof_to_string_valued_property_names_only_no_numbers_or_symbols,
-        },
-        {
-            name: "plugins",
-            type: "list",
-            isTSConfigOnly: true,
-            element: {
-                name: "plugin",
-                type: "object"
-            },
-            description: ts.Diagnostics.List_of_language_service_plugins
-        },
-    ]);
-    ts.semanticDiagnosticsOptionDeclarations = ts.optionDeclarations.filter(function (option) { return !!option.affectsSemanticDiagnostics; });
-    ts.affectsEmitOptionDeclarations = ts.optionDeclarations.filter(function (option) { return !!option.affectsEmit; });
-    ts.moduleResolutionOptionDeclarations = ts.optionDeclarations.filter(function (option) { return !!option.affectsModuleResolution; });
-    ts.sourceFileAffectingCompilerOptions = ts.optionDeclarations.filter(function (option) {
-        return !!option.affectsSourceFile || !!option.affectsModuleResolution || !!option.affectsBindDiagnostics;
-    });
-    ts.transpileOptionValueCompilerOptions = ts.optionDeclarations.filter(function (option) {
-        return ts.hasProperty(option, "transpileOptionValue");
-    });
-    ts.buildOpts = __spreadArrays(ts.commonOptionsWithBuild, [
-        {
-            name: "verbose",
-            shortName: "v",
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Enable_verbose_logging,
-            type: "boolean"
-        },
-        {
-            name: "dry",
-            shortName: "d",
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Show_what_would_be_built_or_deleted_if_specified_with_clean,
-            type: "boolean"
-        },
-        {
-            name: "force",
-            shortName: "f",
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Build_all_projects_including_those_that_appear_to_be_up_to_date,
-            type: "boolean"
-        },
-        {
-            name: "clean",
-            category: ts.Diagnostics.Command_line_Options,
-            description: ts.Diagnostics.Delete_the_outputs_of_all_projects,
-            type: "boolean"
-        }
-    ]);
-    ts.typeAcquisitionDeclarations = [
-        {
-            name: "enableAutoDiscovery",
-            type: "boolean",
-        },
-        {
-            name: "enable",
-            type: "boolean",
-        },
-        {
-            name: "include",
-            type: "list",
-            element: {
-                name: "include",
-                type: "string"
-            }
-        },
-        {
-            name: "exclude",
-            type: "list",
-            element: {
-                name: "exclude",
-                type: "string"
-            }
-        },
-        {
-            name: "disableFilenameBasedTypeAcquisition",
-            type: "boolean",
-        },
-    ];
-    function createOptionNameMap(optionDeclarations) {
-        var optionsNameMap = new ts.Map();
-        var shortOptionNames = new ts.Map();
-        ts.forEach(optionDeclarations, function (option) {
-            optionsNameMap.set(option.name.toLowerCase(), option);
-            if (option.shortName) {
-                shortOptionNames.set(option.shortName, option.name);
-            }
-        });
-        return { optionsNameMap: optionsNameMap, shortOptionNames: shortOptionNames };
-    }
-    ts.createOptionNameMap = createOptionNameMap;
-    var optionsNameMapCache;
-    function getOptionsNameMap() {
-        return optionsNameMapCache || (optionsNameMapCache = createOptionNameMap(ts.optionDeclarations));
-    }
-    ts.getOptionsNameMap = getOptionsNameMap;
-    ts.defaultInitCompilerOptions = {
-        module: ts.ModuleKind.CommonJS,
-        target: 1,
-        strict: true,
-        esModuleInterop: true,
-        forceConsistentCasingInFileNames: true,
-        skipLibCheck: true
-    };
-    function convertEnableAutoDiscoveryToEnable(typeAcquisition) {
-        if (typeAcquisition && typeAcquisition.enableAutoDiscovery !== undefined && typeAcquisition.enable === undefined) {
-            return {
-                enable: typeAcquisition.enableAutoDiscovery,
-                include: typeAcquisition.include || [],
-                exclude: typeAcquisition.exclude || []
-            };
-        }
-        return typeAcquisition;
-    }
-    ts.convertEnableAutoDiscoveryToEnable = convertEnableAutoDiscoveryToEnable;
-    function createCompilerDiagnosticForInvalidCustomType(opt) {
-        return createDiagnosticForInvalidCustomType(opt, ts.createCompilerDiagnostic);
-    }
-    ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
-    function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
-    }
-    function parseCustomTypeOption(opt, value, errors) {
-        return convertJsonOptionOfCustomType(opt, trimString(value || ""), errors);
-    }
-    ts.parseCustomTypeOption = parseCustomTypeOption;
-    function parseListTypeOption(opt, value, errors) {
-        if (value === void 0) { value = ""; }
-        value = trimString(value);
-        if (ts.startsWith(value, "-")) {
-            return undefined;
-        }
-        if (value === "") {
-            return [];
-        }
-        var values = value.split(",");
-        switch (opt.element.type) {
-            case "number":
-                return ts.map(values, parseInt);
-            case "string":
-                return ts.map(values, function (v) { return v || ""; });
-            default:
-                return ts.mapDefined(values, function (v) { return parseCustomTypeOption(opt.element, v, errors); });
-        }
-    }
-    ts.parseListTypeOption = parseListTypeOption;
-    function getOptionName(option) {
-        return option.name;
-    }
-    function createUnknownOptionError(unknownOption, diagnostics, createDiagnostics, unknownOptionErrorText) {
-        var possibleOption = ts.getSpellingSuggestion(unknownOption, diagnostics.optionDeclarations, getOptionName);
-        return possibleOption ?
-            createDiagnostics(diagnostics.unknownDidYouMeanDiagnostic, unknownOptionErrorText || unknownOption, possibleOption.name) :
-            createDiagnostics(diagnostics.unknownOptionDiagnostic, unknownOptionErrorText || unknownOption);
-    }
-    function parseCommandLineWorker(diagnostics, commandLine, readFile) {
-        var options = {};
-        var watchOptions;
-        var fileNames = [];
-        var errors = [];
-        parseStrings(commandLine);
-        return {
-            options: options,
-            watchOptions: watchOptions,
-            fileNames: fileNames,
-            errors: errors
-        };
-        function parseStrings(args) {
-            var i = 0;
-            while (i < args.length) {
-                var s = args[i];
-                i++;
-                if (s.charCodeAt(0) === 64) {
-                    parseResponseFile(s.slice(1));
-                }
-                else if (s.charCodeAt(0) === 45) {
-                    var inputOptionName = s.slice(s.charCodeAt(1) === 45 ? 2 : 1);
-                    var opt = getOptionDeclarationFromName(diagnostics.getOptionsNameMap, inputOptionName, true);
-                    if (opt) {
-                        i = parseOptionValue(args, i, diagnostics, opt, options, errors);
-                    }
-                    else {
-                        var watchOpt = getOptionDeclarationFromName(watchOptionsDidYouMeanDiagnostics.getOptionsNameMap, inputOptionName, true);
-                        if (watchOpt) {
-                            i = parseOptionValue(args, i, watchOptionsDidYouMeanDiagnostics, watchOpt, watchOptions || (watchOptions = {}), errors);
-                        }
-                        else {
-                            errors.push(createUnknownOptionError(inputOptionName, diagnostics, ts.createCompilerDiagnostic, s));
-                        }
-                    }
-                }
-                else {
-                    fileNames.push(s);
-                }
-            }
-        }
-        function parseResponseFile(fileName) {
-            var text = tryReadFile(fileName, readFile || (function (fileName) { return ts.sys.readFile(fileName); }));
-            if (!ts.isString(text)) {
-                errors.push(text);
-                return;
-            }
-            var args = [];
-            var pos = 0;
-            while (true) {
-                while (pos < text.length && text.charCodeAt(pos) <= 32)
-                    pos++;
-                if (pos >= text.length)
-                    break;
-                var start = pos;
-                if (text.charCodeAt(start) === 34) {
-                    pos++;
-                    while (pos < text.length && text.charCodeAt(pos) !== 34)
-                        pos++;
-                    if (pos < text.length) {
-                        args.push(text.substring(start + 1, pos));
-                        pos++;
-                    }
-                    else {
-                        errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unterminated_quoted_string_in_response_file_0, fileName));
-                    }
-                }
-                else {
-                    while (text.charCodeAt(pos) > 32)
-                        pos++;
-                    args.push(text.substring(start, pos));
-                }
-            }
-            parseStrings(args);
-        }
-    }
-    ts.parseCommandLineWorker = parseCommandLineWorker;
-    function parseOptionValue(args, i, diagnostics, opt, options, errors) {
-        if (opt.isTSConfigOnly) {
-            var optValue = args[i];
-            if (optValue === "null") {
-                options[opt.name] = undefined;
-                i++;
-            }
-            else if (opt.type === "boolean") {
-                if (optValue === "false") {
-                    options[opt.name] = false;
-                    i++;
-                }
-                else {
-                    if (optValue === "true")
-                        i++;
-                    errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file_or_set_to_false_or_null_on_command_line, opt.name));
-                }
-            }
-            else {
-                errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file_or_set_to_null_on_command_line, opt.name));
-                if (optValue && !ts.startsWith(optValue, "-"))
-                    i++;
-            }
-        }
-        else {
-            if (!args[i] && opt.type !== "boolean") {
-                errors.push(ts.createCompilerDiagnostic(diagnostics.optionTypeMismatchDiagnostic, opt.name, getCompilerOptionValueTypeString(opt)));
-            }
-            if (args[i] !== "null") {
-                switch (opt.type) {
-                    case "number":
-                        options[opt.name] = parseInt(args[i]);
-                        i++;
-                        break;
-                    case "boolean":
-                        var optValue = args[i];
-                        options[opt.name] = optValue !== "false";
-                        if (optValue === "false" || optValue === "true") {
-                            i++;
-                        }
-                        break;
-                    case "string":
-                        options[opt.name] = args[i] || "";
-                        i++;
-                        break;
-                    case "list":
-                        var result = parseListTypeOption(opt, args[i], errors);
-                        options[opt.name] = result || [];
-                        if (result) {
-                            i++;
-                        }
-                        break;
-                    default:
-                        options[opt.name] = parseCustomTypeOption(opt, args[i], errors);
-                        i++;
-                        break;
-                }
-            }
-            else {
-                options[opt.name] = undefined;
-                i++;
-            }
-        }
-        return i;
-    }
-    ts.compilerOptionsDidYouMeanDiagnostics = {
-        getOptionsNameMap: getOptionsNameMap,
-        optionDeclarations: ts.optionDeclarations,
-        unknownOptionDiagnostic: ts.Diagnostics.Unknown_compiler_option_0,
-        unknownDidYouMeanDiagnostic: ts.Diagnostics.Unknown_compiler_option_0_Did_you_mean_1,
-        optionTypeMismatchDiagnostic: ts.Diagnostics.Compiler_option_0_expects_an_argument
-    };
-    function parseCommandLine(commandLine, readFile) {
-        return parseCommandLineWorker(ts.compilerOptionsDidYouMeanDiagnostics, commandLine, readFile);
-    }
-    ts.parseCommandLine = parseCommandLine;
-    function getOptionFromName(optionName, allowShort) {
-        return getOptionDeclarationFromName(getOptionsNameMap, optionName, allowShort);
-    }
-    ts.getOptionFromName = getOptionFromName;
-    function getOptionDeclarationFromName(getOptionNameMap, optionName, allowShort) {
-        if (allowShort === void 0) { allowShort = false; }
-        optionName = optionName.toLowerCase();
-        var _a = getOptionNameMap(), optionsNameMap = _a.optionsNameMap, shortOptionNames = _a.shortOptionNames;
-        if (allowShort) {
-            var short = shortOptionNames.get(optionName);
-            if (short !== undefined) {
-                optionName = short;
-            }
-        }
-        return optionsNameMap.get(optionName);
-    }
-    var buildOptionsNameMapCache;
-    function getBuildOptionsNameMap() {
-        return buildOptionsNameMapCache || (buildOptionsNameMapCache = createOptionNameMap(ts.buildOpts));
-    }
-    var buildOptionsDidYouMeanDiagnostics = {
-        getOptionsNameMap: getBuildOptionsNameMap,
-        optionDeclarations: ts.buildOpts,
-        unknownOptionDiagnostic: ts.Diagnostics.Unknown_build_option_0,
-        unknownDidYouMeanDiagnostic: ts.Diagnostics.Unknown_build_option_0_Did_you_mean_1,
-        optionTypeMismatchDiagnostic: ts.Diagnostics.Build_option_0_requires_a_value_of_type_1
-    };
-    function parseBuildCommand(args) {
-        var _a = parseCommandLineWorker(buildOptionsDidYouMeanDiagnostics, args), options = _a.options, watchOptions = _a.watchOptions, projects = _a.fileNames, errors = _a.errors;
-        var buildOptions = options;
-        if (projects.length === 0) {
-            projects.push(".");
-        }
-        if (buildOptions.clean && buildOptions.force) {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "clean", "force"));
-        }
-        if (buildOptions.clean && buildOptions.verbose) {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "clean", "verbose"));
-        }
-        if (buildOptions.clean && buildOptions.watch) {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "clean", "watch"));
-        }
-        if (buildOptions.watch && buildOptions.dry) {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "watch", "dry"));
-        }
-        return { buildOptions: buildOptions, watchOptions: watchOptions, projects: projects, errors: errors };
-    }
-    ts.parseBuildCommand = parseBuildCommand;
-    function getDiagnosticText(_message) {
-        var _args = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            _args[_i - 1] = arguments[_i];
-        }
-        var diagnostic = ts.createCompilerDiagnostic.apply(undefined, arguments);
-        return diagnostic.messageText;
-    }
-    ts.getDiagnosticText = getDiagnosticText;
-    function getParsedCommandLineOfConfigFile(configFileName, optionsToExtend, host, extendedConfigCache, watchOptionsToExtend, extraFileExtensions) {
-        var configFileText = tryReadFile(configFileName, function (fileName) { return host.readFile(fileName); });
-        if (!ts.isString(configFileText)) {
-            host.onUnRecoverableConfigFileDiagnostic(configFileText);
-            return undefined;
-        }
-        var result = ts.parseJsonText(configFileName, configFileText);
-        var cwd = host.getCurrentDirectory();
-        result.path = ts.toPath(configFileName, cwd, ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames));
-        result.resolvedPath = result.path;
-        result.originalFileName = result.fileName;
-        return parseJsonSourceFileConfigFileContent(result, host, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), cwd), optionsToExtend, ts.getNormalizedAbsolutePath(configFileName, cwd), undefined, extraFileExtensions, extendedConfigCache, watchOptionsToExtend);
-    }
-    ts.getParsedCommandLineOfConfigFile = getParsedCommandLineOfConfigFile;
-    function readConfigFile(fileName, readFile) {
-        var textOrDiagnostic = tryReadFile(fileName, readFile);
-        return ts.isString(textOrDiagnostic) ? parseConfigFileTextToJson(fileName, textOrDiagnostic) : { config: {}, error: textOrDiagnostic };
-    }
-    ts.readConfigFile = readConfigFile;
-    function parseConfigFileTextToJson(fileName, jsonText) {
-        var jsonSourceFile = ts.parseJsonText(fileName, jsonText);
-        return {
-            config: convertToObject(jsonSourceFile, jsonSourceFile.parseDiagnostics),
-            error: jsonSourceFile.parseDiagnostics.length ? jsonSourceFile.parseDiagnostics[0] : undefined
-        };
-    }
-    ts.parseConfigFileTextToJson = parseConfigFileTextToJson;
-    function readJsonConfigFile(fileName, readFile) {
-        var textOrDiagnostic = tryReadFile(fileName, readFile);
-        return ts.isString(textOrDiagnostic) ? ts.parseJsonText(fileName, textOrDiagnostic) : { fileName: fileName, parseDiagnostics: [textOrDiagnostic] };
-    }
-    ts.readJsonConfigFile = readJsonConfigFile;
-    function tryReadFile(fileName, readFile) {
-        var text;
-        try {
-            text = readFile(fileName);
-        }
-        catch (e) {
-            return ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, e.message);
-        }
-        return text === undefined ? ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0, fileName) : text;
-    }
-    ts.tryReadFile = tryReadFile;
-    function commandLineOptionsToMap(options) {
-        return ts.arrayToMap(options, getOptionName);
-    }
-    var typeAcquisitionDidYouMeanDiagnostics = {
-        optionDeclarations: ts.typeAcquisitionDeclarations,
-        unknownOptionDiagnostic: ts.Diagnostics.Unknown_type_acquisition_option_0,
-        unknownDidYouMeanDiagnostic: ts.Diagnostics.Unknown_type_acquisition_option_0_Did_you_mean_1,
-    };
-    var watchOptionsNameMapCache;
-    function getWatchOptionsNameMap() {
-        return watchOptionsNameMapCache || (watchOptionsNameMapCache = createOptionNameMap(ts.optionsForWatch));
-    }
-    var watchOptionsDidYouMeanDiagnostics = {
-        getOptionsNameMap: getWatchOptionsNameMap,
-        optionDeclarations: ts.optionsForWatch,
-        unknownOptionDiagnostic: ts.Diagnostics.Unknown_watch_option_0,
-        unknownDidYouMeanDiagnostic: ts.Diagnostics.Unknown_watch_option_0_Did_you_mean_1,
-        optionTypeMismatchDiagnostic: ts.Diagnostics.Watch_option_0_requires_a_value_of_type_1
-    };
-    var commandLineCompilerOptionsMapCache;
-    function getCommandLineCompilerOptionsMap() {
-        return commandLineCompilerOptionsMapCache || (commandLineCompilerOptionsMapCache = commandLineOptionsToMap(ts.optionDeclarations));
-    }
-    var commandLineWatchOptionsMapCache;
-    function getCommandLineWatchOptionsMap() {
-        return commandLineWatchOptionsMapCache || (commandLineWatchOptionsMapCache = commandLineOptionsToMap(ts.optionsForWatch));
-    }
-    var commandLineTypeAcquisitionMapCache;
-    function getCommandLineTypeAcquisitionMap() {
-        return commandLineTypeAcquisitionMapCache || (commandLineTypeAcquisitionMapCache = commandLineOptionsToMap(ts.typeAcquisitionDeclarations));
-    }
-    var _tsconfigRootOptions;
-    function getTsconfigRootOptionsMap() {
-        if (_tsconfigRootOptions === undefined) {
-            _tsconfigRootOptions = {
-                name: undefined,
-                type: "object",
-                elementOptions: commandLineOptionsToMap([
-                    {
-                        name: "compilerOptions",
-                        type: "object",
-                        elementOptions: getCommandLineCompilerOptionsMap(),
-                        extraKeyDiagnostics: ts.compilerOptionsDidYouMeanDiagnostics,
-                    },
-                    {
-                        name: "watchOptions",
-                        type: "object",
-                        elementOptions: getCommandLineWatchOptionsMap(),
-                        extraKeyDiagnostics: watchOptionsDidYouMeanDiagnostics,
-                    },
-                    {
-                        name: "typingOptions",
-                        type: "object",
-                        elementOptions: getCommandLineTypeAcquisitionMap(),
-                        extraKeyDiagnostics: typeAcquisitionDidYouMeanDiagnostics,
-                    },
-                    {
-                        name: "typeAcquisition",
-                        type: "object",
-                        elementOptions: getCommandLineTypeAcquisitionMap(),
-                        extraKeyDiagnostics: typeAcquisitionDidYouMeanDiagnostics
-                    },
-                    {
-                        name: "extends",
-                        type: "string"
-                    },
-                    {
-                        name: "references",
-                        type: "list",
-                        element: {
-                            name: "references",
-                            type: "object"
-                        }
-                    },
-                    {
-                        name: "files",
-                        type: "list",
-                        element: {
-                            name: "files",
-                            type: "string"
-                        }
-                    },
-                    {
-                        name: "include",
-                        type: "list",
-                        element: {
-                            name: "include",
-                            type: "string"
-                        }
-                    },
-                    {
-                        name: "exclude",
-                        type: "list",
-                        element: {
-                            name: "exclude",
-                            type: "string"
-                        }
-                    },
-                    ts.compileOnSaveCommandLineOption
-                ])
-            };
-        }
-        return _tsconfigRootOptions;
-    }
-    function convertToObject(sourceFile, errors) {
-        return convertToObjectWorker(sourceFile, errors, true, undefined, undefined);
-    }
-    ts.convertToObject = convertToObject;
-    function convertToObjectWorker(sourceFile, errors, returnValue, knownRootOptions, jsonConversionNotifier) {
-        if (!sourceFile.statements.length) {
-            return returnValue ? {} : undefined;
-        }
-        return convertPropertyValueToJson(sourceFile.statements[0].expression, knownRootOptions);
-        function isRootOptionMap(knownOptions) {
-            return knownRootOptions && knownRootOptions.elementOptions === knownOptions;
-        }
-        function convertObjectLiteralExpressionToJson(node, knownOptions, extraKeyDiagnostics, parentOption) {
-            var result = returnValue ? {} : undefined;
-            var _loop_4 = function (element) {
-                if (element.kind !== 288) {
-                    errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element, ts.Diagnostics.Property_assignment_expected));
-                    return "continue";
-                }
-                if (element.questionToken) {
-                    errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.questionToken, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, "?"));
-                }
-                if (!isDoubleQuotedString(element.name)) {
-                    errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, ts.Diagnostics.String_literal_with_double_quotes_expected));
-                }
-                var textOfKey = ts.isComputedNonLiteralName(element.name) ? undefined : ts.getTextOfPropertyName(element.name);
-                var keyText = textOfKey && ts.unescapeLeadingUnderscores(textOfKey);
-                var option = keyText && knownOptions ? knownOptions.get(keyText) : undefined;
-                if (keyText && extraKeyDiagnostics && !option) {
-                    if (knownOptions) {
-                        errors.push(createUnknownOptionError(keyText, extraKeyDiagnostics, function (message, arg0, arg1) { return ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, message, arg0, arg1); }));
-                    }
-                    else {
-                        errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, extraKeyDiagnostics.unknownOptionDiagnostic, keyText));
-                    }
-                }
-                var value = convertPropertyValueToJson(element.initializer, option);
-                if (typeof keyText !== "undefined") {
-                    if (returnValue) {
-                        result[keyText] = value;
-                    }
-                    if (jsonConversionNotifier &&
-                        (parentOption || isRootOptionMap(knownOptions))) {
-                        var isValidOptionValue = isCompilerOptionsValue(option, value);
-                        if (parentOption) {
-                            if (isValidOptionValue) {
-                                jsonConversionNotifier.onSetValidOptionKeyValueInParent(parentOption, option, value);
-                            }
-                        }
-                        else if (isRootOptionMap(knownOptions)) {
-                            if (isValidOptionValue) {
-                                jsonConversionNotifier.onSetValidOptionKeyValueInRoot(keyText, element.name, value, element.initializer);
-                            }
-                            else if (!option) {
-                                jsonConversionNotifier.onSetUnknownOptionKeyValueInRoot(keyText, element.name, value, element.initializer);
-                            }
-                        }
-                    }
-                }
-            };
-            for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
-                var element = _a[_i];
-                _loop_4(element);
-            }
-            return result;
-        }
-        function convertArrayLiteralExpressionToJson(elements, elementOption) {
-            if (!returnValue) {
-                return elements.forEach(function (element) { return convertPropertyValueToJson(element, elementOption); });
-            }
-            return ts.filter(elements.map(function (element) { return convertPropertyValueToJson(element, elementOption); }), function (v) { return v !== undefined; });
-        }
-        function convertPropertyValueToJson(valueExpression, option) {
-            switch (valueExpression.kind) {
-                case 109:
-                    reportInvalidOptionValue(option && option.type !== "boolean");
-                    return true;
-                case 94:
-                    reportInvalidOptionValue(option && option.type !== "boolean");
-                    return false;
-                case 103:
-                    reportInvalidOptionValue(option && option.name === "extends");
-                    return null;
-                case 10:
-                    if (!isDoubleQuotedString(valueExpression)) {
-                        errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.String_literal_with_double_quotes_expected));
-                    }
-                    reportInvalidOptionValue(option && (ts.isString(option.type) && option.type !== "string"));
-                    var text = valueExpression.text;
-                    if (option && !ts.isString(option.type)) {
-                        var customOption = option;
-                        if (!customOption.type.has(text.toLowerCase())) {
-                            errors.push(createDiagnosticForInvalidCustomType(customOption, function (message, arg0, arg1) { return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, message, arg0, arg1); }));
-                        }
-                    }
-                    return text;
-                case 8:
-                    reportInvalidOptionValue(option && option.type !== "number");
-                    return Number(valueExpression.text);
-                case 214:
-                    if (valueExpression.operator !== 40 || valueExpression.operand.kind !== 8) {
-                        break;
-                    }
-                    reportInvalidOptionValue(option && option.type !== "number");
-                    return -Number(valueExpression.operand.text);
-                case 200:
-                    reportInvalidOptionValue(option && option.type !== "object");
-                    var objectLiteralExpression = valueExpression;
-                    if (option) {
-                        var _a = option, elementOptions = _a.elementOptions, extraKeyDiagnostics = _a.extraKeyDiagnostics, optionName = _a.name;
-                        return convertObjectLiteralExpressionToJson(objectLiteralExpression, elementOptions, extraKeyDiagnostics, optionName);
-                    }
-                    else {
-                        return convertObjectLiteralExpressionToJson(objectLiteralExpression, undefined, undefined, undefined);
-                    }
-                case 199:
-                    reportInvalidOptionValue(option && option.type !== "list");
-                    return convertArrayLiteralExpressionToJson(valueExpression.elements, option && option.element);
-            }
-            if (option) {
-                reportInvalidOptionValue(true);
-            }
-            else {
-                errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal));
-            }
-            return undefined;
-            function reportInvalidOptionValue(isError) {
-                if (isError) {
-                    errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, option.name, getCompilerOptionValueTypeString(option)));
-                }
-            }
-        }
-        function isDoubleQuotedString(node) {
-            return ts.isStringLiteral(node) && ts.isStringDoubleQuoted(node, sourceFile);
-        }
-    }
-    ts.convertToObjectWorker = convertToObjectWorker;
-    function getCompilerOptionValueTypeString(option) {
-        return option.type === "list" ?
-            "Array" :
-            ts.isString(option.type) ? option.type : "string";
-    }
-    function isCompilerOptionsValue(option, value) {
-        if (option) {
-            if (isNullOrUndefined(value))
-                return true;
-            if (option.type === "list") {
-                return ts.isArray(value);
-            }
-            var expectedType = ts.isString(option.type) ? option.type : "string";
-            return typeof value === expectedType;
-        }
-        return false;
-    }
-    function convertToTSConfig(configParseResult, configFileName, host) {
-        var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames);
-        var files = ts.map(ts.filter(configParseResult.fileNames, (!configParseResult.configFileSpecs || !configParseResult.configFileSpecs.validatedIncludeSpecs) ? function (_) { return true; } : matchesSpecs(configFileName, configParseResult.configFileSpecs.validatedIncludeSpecs, configParseResult.configFileSpecs.validatedExcludeSpecs, host)), function (f) { return ts.getRelativePathFromFile(ts.getNormalizedAbsolutePath(configFileName, host.getCurrentDirectory()), ts.getNormalizedAbsolutePath(f, host.getCurrentDirectory()), getCanonicalFileName); });
-        var optionMap = serializeCompilerOptions(configParseResult.options, { configFilePath: ts.getNormalizedAbsolutePath(configFileName, host.getCurrentDirectory()), useCaseSensitiveFileNames: host.useCaseSensitiveFileNames });
-        var watchOptionMap = configParseResult.watchOptions && serializeWatchOptions(configParseResult.watchOptions);
-        var config = __assign(__assign({ compilerOptions: __assign(__assign({}, optionMapToObject(optionMap)), { showConfig: undefined, configFile: undefined, configFilePath: undefined, help: undefined, init: undefined, listFiles: undefined, listEmittedFiles: undefined, project: undefined, build: undefined, version: undefined }), watchOptions: watchOptionMap && optionMapToObject(watchOptionMap), references: ts.map(configParseResult.projectReferences, function (r) { return (__assign(__assign({}, r), { path: r.originalPath ? r.originalPath : "", originalPath: undefined })); }), files: ts.length(files) ? files : undefined }, (configParseResult.configFileSpecs ? {
-            include: filterSameAsDefaultInclude(configParseResult.configFileSpecs.validatedIncludeSpecs),
-            exclude: configParseResult.configFileSpecs.validatedExcludeSpecs
-        } : {})), { compileOnSave: !!configParseResult.compileOnSave ? true : undefined });
-        return config;
-    }
-    ts.convertToTSConfig = convertToTSConfig;
-    function optionMapToObject(optionMap) {
-        return __assign({}, ts.arrayFrom(optionMap.entries()).reduce(function (prev, cur) {
-            var _a;
-            return (__assign(__assign({}, prev), (_a = {}, _a[cur[0]] = cur[1], _a)));
-        }, {}));
-    }
-    function filterSameAsDefaultInclude(specs) {
-        if (!ts.length(specs))
-            return undefined;
-        if (ts.length(specs) !== 1)
-            return specs;
-        if (specs[0] === "**/*")
-            return undefined;
-        return specs;
-    }
-    function matchesSpecs(path, includeSpecs, excludeSpecs, host) {
-        if (!includeSpecs)
-            return function (_) { return true; };
-        var patterns = ts.getFileMatcherPatterns(path, excludeSpecs, includeSpecs, host.useCaseSensitiveFileNames, host.getCurrentDirectory());
-        var excludeRe = patterns.excludePattern && ts.getRegexFromPattern(patterns.excludePattern, host.useCaseSensitiveFileNames);
-        var includeRe = patterns.includeFilePattern && ts.getRegexFromPattern(patterns.includeFilePattern, host.useCaseSensitiveFileNames);
-        if (includeRe) {
-            if (excludeRe) {
-                return function (path) { return !(includeRe.test(path) && !excludeRe.test(path)); };
-            }
-            return function (path) { return !includeRe.test(path); };
-        }
-        if (excludeRe) {
-            return function (path) { return excludeRe.test(path); };
-        }
-        return function (_) { return true; };
-    }
-    function getCustomTypeMapOfCommandLineOption(optionDefinition) {
-        if (optionDefinition.type === "string" || optionDefinition.type === "number" || optionDefinition.type === "boolean" || optionDefinition.type === "object") {
-            return undefined;
-        }
-        else if (optionDefinition.type === "list") {
-            return getCustomTypeMapOfCommandLineOption(optionDefinition.element);
-        }
-        else {
-            return optionDefinition.type;
-        }
-    }
-    function getNameOfCompilerOptionValue(value, customTypeMap) {
-        return ts.forEachEntry(customTypeMap, function (mapValue, key) {
-            if (mapValue === value) {
-                return key;
-            }
-        });
-    }
-    function serializeCompilerOptions(options, pathOptions) {
-        return serializeOptionBaseObject(options, getOptionsNameMap(), pathOptions);
-    }
-    function serializeWatchOptions(options) {
-        return serializeOptionBaseObject(options, getWatchOptionsNameMap());
-    }
-    function serializeOptionBaseObject(options, _a, pathOptions) {
-        var optionsNameMap = _a.optionsNameMap;
-        var result = new ts.Map();
-        var getCanonicalFileName = pathOptions && ts.createGetCanonicalFileName(pathOptions.useCaseSensitiveFileNames);
-        var _loop_5 = function (name) {
-            if (ts.hasProperty(options, name)) {
-                if (optionsNameMap.has(name) && optionsNameMap.get(name).category === ts.Diagnostics.Command_line_Options) {
-                    return "continue";
-                }
-                var value = options[name];
-                var optionDefinition = optionsNameMap.get(name.toLowerCase());
-                if (optionDefinition) {
-                    var customTypeMap_1 = getCustomTypeMapOfCommandLineOption(optionDefinition);
-                    if (!customTypeMap_1) {
-                        if (pathOptions && optionDefinition.isFilePath) {
-                            result.set(name, ts.getRelativePathFromFile(pathOptions.configFilePath, ts.getNormalizedAbsolutePath(value, ts.getDirectoryPath(pathOptions.configFilePath)), getCanonicalFileName));
-                        }
-                        else {
-                            result.set(name, value);
-                        }
-                    }
-                    else {
-                        if (optionDefinition.type === "list") {
-                            result.set(name, value.map(function (element) { return getNameOfCompilerOptionValue(element, customTypeMap_1); }));
-                        }
-                        else {
-                            result.set(name, getNameOfCompilerOptionValue(value, customTypeMap_1));
-                        }
-                    }
-                }
-            }
-        };
-        for (var name in options) {
-            _loop_5(name);
-        }
-        return result;
-    }
-    function generateTSConfig(options, fileNames, newLine) {
-        var compilerOptions = ts.extend(options, ts.defaultInitCompilerOptions);
-        var compilerOptionsMap = serializeCompilerOptions(compilerOptions);
-        return writeConfigurations();
-        function getDefaultValueForOption(option) {
-            switch (option.type) {
-                case "number":
-                    return 1;
-                case "boolean":
-                    return true;
-                case "string":
-                    return option.isFilePath ? "./" : "";
-                case "list":
-                    return [];
-                case "object":
-                    return {};
-                default:
-                    var iterResult = option.type.keys().next();
-                    if (!iterResult.done)
-                        return iterResult.value;
-                    return ts.Debug.fail("Expected 'option.type' to have entries.");
-            }
-        }
-        function makePadding(paddingLength) {
-            return Array(paddingLength + 1).join(" ");
-        }
-        function isAllowedOption(_a) {
-            var category = _a.category, name = _a.name;
-            return category !== undefined
-                && category !== ts.Diagnostics.Command_line_Options
-                && (category !== ts.Diagnostics.Advanced_Options || compilerOptionsMap.has(name));
-        }
-        function writeConfigurations() {
-            var categorizedOptions = ts.createMultiMap();
-            for (var _i = 0, optionDeclarations_1 = ts.optionDeclarations; _i < optionDeclarations_1.length; _i++) {
-                var option = optionDeclarations_1[_i];
-                var category = option.category;
-                if (isAllowedOption(option)) {
-                    categorizedOptions.add(ts.getLocaleSpecificMessage(category), option);
-                }
-            }
-            var marginLength = 0;
-            var seenKnownKeys = 0;
-            var entries = [];
-            categorizedOptions.forEach(function (options, category) {
-                if (entries.length !== 0) {
-                    entries.push({ value: "" });
-                }
-                entries.push({ value: "/* " + category + " */" });
-                for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
-                    var option = options_1[_i];
-                    var optionName = void 0;
-                    if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
-                    }
-                    else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
-                    }
-                    entries.push({
-                        value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
-                    });
-                    marginLength = Math.max(optionName.length, marginLength);
-                }
-            });
-            var tab = makePadding(2);
-            var result = [];
-            result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
-            result.push("");
-            for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
-                var entry = entries_2[_a];
-                var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
-            }
-            if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
-                for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
-                }
-                result.push(tab + "]");
-            }
-            else {
-                result.push(tab + "}");
-            }
-            result.push("}");
-            return result.join(newLine) + newLine;
-        }
-    }
-    ts.generateTSConfig = generateTSConfig;
-    function convertToOptionsWithAbsolutePaths(options, toAbsolutePath) {
-        var result = {};
-        var optionsNameMap = getOptionsNameMap().optionsNameMap;
-        for (var name in options) {
-            if (ts.hasProperty(options, name)) {
-                result[name] = convertToOptionValueWithAbsolutePaths(optionsNameMap.get(name.toLowerCase()), options[name], toAbsolutePath);
-            }
-        }
-        if (result.configFilePath) {
-            result.configFilePath = toAbsolutePath(result.configFilePath);
-        }
-        return result;
-    }
-    ts.convertToOptionsWithAbsolutePaths = convertToOptionsWithAbsolutePaths;
-    function convertToOptionValueWithAbsolutePaths(option, value, toAbsolutePath) {
-        if (option && !isNullOrUndefined(value)) {
-            if (option.type === "list") {
-                var values = value;
-                if (option.element.isFilePath && values.length) {
-                    return values.map(toAbsolutePath);
-                }
-            }
-            else if (option.isFilePath) {
-                return toAbsolutePath(value);
-            }
-        }
-        return value;
-    }
-    function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache, existingWatchOptions) {
-        return parseJsonConfigFileContentWorker(json, undefined, host, basePath, existingOptions, existingWatchOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache);
-    }
-    ts.parseJsonConfigFileContent = parseJsonConfigFileContent;
-    function parseJsonSourceFileConfigFileContent(sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache, existingWatchOptions) {
-        return parseJsonConfigFileContentWorker(undefined, sourceFile, host, basePath, existingOptions, existingWatchOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache);
-    }
-    ts.parseJsonSourceFileConfigFileContent = parseJsonSourceFileConfigFileContent;
-    function setConfigFileInOptions(options, configFile) {
-        if (configFile) {
-            Object.defineProperty(options, "configFile", { enumerable: false, writable: false, value: configFile });
-        }
-    }
-    ts.setConfigFileInOptions = setConfigFileInOptions;
-    function isNullOrUndefined(x) {
-        return x === undefined || x === null;
-    }
-    function directoryOfCombinedPath(fileName, basePath) {
-        return ts.getDirectoryPath(ts.getNormalizedAbsolutePath(fileName, basePath));
-    }
-    function parseJsonConfigFileContentWorker(json, sourceFile, host, basePath, existingOptions, existingWatchOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache) {
-        if (existingOptions === void 0) { existingOptions = {}; }
-        if (resolutionStack === void 0) { resolutionStack = []; }
-        if (extraFileExtensions === void 0) { extraFileExtensions = []; }
-        ts.Debug.assert((json === undefined && sourceFile !== undefined) || (json !== undefined && sourceFile === undefined));
-        var errors = [];
-        var parsedConfig = parseConfig(json, sourceFile, host, basePath, configFileName, resolutionStack, errors, extendedConfigCache);
-        var raw = parsedConfig.raw;
-        var options = ts.extend(existingOptions, parsedConfig.options || {});
-        var watchOptions = existingWatchOptions && parsedConfig.watchOptions ?
-            ts.extend(existingWatchOptions, parsedConfig.watchOptions) :
-            parsedConfig.watchOptions || existingWatchOptions;
-        options.configFilePath = configFileName && ts.normalizeSlashes(configFileName);
-        setConfigFileInOptions(options, sourceFile);
-        var projectReferences;
-        var _a = getFileNames(), fileNames = _a.fileNames, wildcardDirectories = _a.wildcardDirectories, spec = _a.spec;
-        return {
-            options: options,
-            watchOptions: watchOptions,
-            fileNames: fileNames,
-            projectReferences: projectReferences,
-            typeAcquisition: parsedConfig.typeAcquisition || getDefaultTypeAcquisition(),
-            raw: raw,
-            errors: errors,
-            wildcardDirectories: wildcardDirectories,
-            compileOnSave: !!raw.compileOnSave,
-            configFileSpecs: spec
-        };
-        function getFileNames() {
-            var referencesOfRaw = getPropFromRaw("references", function (element) { return typeof element === "object"; }, "object");
-            if (ts.isArray(referencesOfRaw)) {
-                for (var _i = 0, referencesOfRaw_1 = referencesOfRaw; _i < referencesOfRaw_1.length; _i++) {
-                    var ref = referencesOfRaw_1[_i];
-                    if (typeof ref.path !== "string") {
-                        createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "reference.path", "string");
-                    }
-                    else {
-                        (projectReferences || (projectReferences = [])).push({
-                            path: ts.getNormalizedAbsolutePath(ref.path, basePath),
-                            originalPath: ref.path,
-                            prepend: ref.prepend,
-                            circular: ref.circular
-                        });
-                    }
-                }
-            }
-            var filesSpecs = toPropValue(getSpecsFromRaw("files"));
-            if (filesSpecs) {
-                var hasZeroOrNoReferences = referencesOfRaw === "no-prop" || ts.isArray(referencesOfRaw) && referencesOfRaw.length === 0;
-                var hasExtends = ts.hasProperty(raw, "extends");
-                if (filesSpecs.length === 0 && hasZeroOrNoReferences && !hasExtends) {
-                    if (sourceFile) {
-                        var fileName = configFileName || "tsconfig.json";
-                        var diagnosticMessage = ts.Diagnostics.The_files_list_in_config_file_0_is_empty;
-                        var nodeValue = ts.firstDefined(ts.getTsConfigPropArray(sourceFile, "files"), function (property) { return property.initializer; });
-                        var error = nodeValue
-                            ? ts.createDiagnosticForNodeInSourceFile(sourceFile, nodeValue, diagnosticMessage, fileName)
-                            : ts.createCompilerDiagnostic(diagnosticMessage, fileName);
-                        errors.push(error);
-                    }
-                    else {
-                        createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json");
-                    }
-                }
-            }
-            var includeSpecs = toPropValue(getSpecsFromRaw("include"));
-            var excludeOfRaw = getSpecsFromRaw("exclude");
-            var excludeSpecs = toPropValue(excludeOfRaw);
-            if (excludeOfRaw === "no-prop" && raw.compilerOptions) {
-                var outDir = raw.compilerOptions.outDir;
-                var declarationDir = raw.compilerOptions.declarationDir;
-                if (outDir || declarationDir) {
-                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
-                }
-            }
-            if (filesSpecs === undefined && includeSpecs === undefined) {
-                includeSpecs = ["**/*"];
-            }
-            var result = matchFileNames(filesSpecs, includeSpecs, excludeSpecs, configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath, options, host, errors, extraFileExtensions, sourceFile);
-            if (shouldReportNoInputFiles(result, canJsonReportNoInputFiles(raw), resolutionStack)) {
-                errors.push(getErrorForNoInputFiles(result.spec, configFileName));
-            }
-            return result;
-        }
-        function toPropValue(specResult) {
-            return ts.isArray(specResult) ? specResult : undefined;
-        }
-        function getSpecsFromRaw(prop) {
-            return getPropFromRaw(prop, ts.isString, "string");
-        }
-        function getPropFromRaw(prop, validateElement, elementTypeName) {
-            if (ts.hasProperty(raw, prop) && !isNullOrUndefined(raw[prop])) {
-                if (ts.isArray(raw[prop])) {
-                    var result = raw[prop];
-                    if (!sourceFile && !ts.every(result, validateElement)) {
-                        errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, prop, elementTypeName));
-                    }
-                    return result;
-                }
-                else {
-                    createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, prop, "Array");
-                    return "not-array";
-                }
-            }
-            return "no-prop";
-        }
-        function createCompilerDiagnosticOnlyIfJson(message, arg0, arg1) {
-            if (!sourceFile) {
-                errors.push(ts.createCompilerDiagnostic(message, arg0, arg1));
-            }
-        }
-    }
-    function isErrorNoInputFiles(error) {
-        return error.code === ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2.code;
-    }
-    function getErrorForNoInputFiles(_a, configFileName) {
-        var includeSpecs = _a.includeSpecs, excludeSpecs = _a.excludeSpecs;
-        return ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || []));
-    }
-    function shouldReportNoInputFiles(result, canJsonReportNoInutFiles, resolutionStack) {
-        return result.fileNames.length === 0 && canJsonReportNoInutFiles && (!resolutionStack || resolutionStack.length === 0);
-    }
-    function canJsonReportNoInputFiles(raw) {
-        return !ts.hasProperty(raw, "files") && !ts.hasProperty(raw, "references");
-    }
-    ts.canJsonReportNoInputFiles = canJsonReportNoInputFiles;
-    function updateErrorForNoInputFiles(result, configFileName, configFileSpecs, configParseDiagnostics, canJsonReportNoInutFiles) {
-        var existingErrors = configParseDiagnostics.length;
-        if (shouldReportNoInputFiles(result, canJsonReportNoInutFiles)) {
-            configParseDiagnostics.push(getErrorForNoInputFiles(configFileSpecs, configFileName));
-        }
-        else {
-            ts.filterMutate(configParseDiagnostics, function (error) { return !isErrorNoInputFiles(error); });
-        }
-        return existingErrors !== configParseDiagnostics.length;
-    }
-    ts.updateErrorForNoInputFiles = updateErrorForNoInputFiles;
-    function isSuccessfulParsedTsconfig(value) {
-        return !!value.options;
-    }
-    function parseConfig(json, sourceFile, host, basePath, configFileName, resolutionStack, errors, extendedConfigCache) {
-        var _a;
-        basePath = ts.normalizeSlashes(basePath);
-        var resolvedPath = ts.getNormalizedAbsolutePath(configFileName || "", basePath);
-        if (resolutionStack.indexOf(resolvedPath) >= 0) {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Circularity_detected_while_resolving_configuration_Colon_0, __spreadArrays(resolutionStack, [resolvedPath]).join(" -> ")));
-            return { raw: json || convertToObject(sourceFile, errors) };
-        }
-        var ownConfig = json ?
-            parseOwnConfigOfJson(json, host, basePath, configFileName, errors) :
-            parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, configFileName, errors);
-        if ((_a = ownConfig.options) === null || _a === void 0 ? void 0 : _a.paths) {
-            ownConfig.options.pathsBasePath = basePath;
-        }
-        if (ownConfig.extendedConfigPath) {
-            resolutionStack = resolutionStack.concat([resolvedPath]);
-            var extendedConfig = getExtendedConfig(sourceFile, ownConfig.extendedConfigPath, host, basePath, resolutionStack, errors, extendedConfigCache);
-            if (extendedConfig && isSuccessfulParsedTsconfig(extendedConfig)) {
-                var baseRaw_1 = extendedConfig.raw;
-                var raw_1 = ownConfig.raw;
-                var setPropertyInRawIfNotUndefined = function (propertyName) {
-                    var value = raw_1[propertyName] || baseRaw_1[propertyName];
-                    if (value) {
-                        raw_1[propertyName] = value;
-                    }
-                };
-                setPropertyInRawIfNotUndefined("include");
-                setPropertyInRawIfNotUndefined("exclude");
-                setPropertyInRawIfNotUndefined("files");
-                if (raw_1.compileOnSave === undefined) {
-                    raw_1.compileOnSave = baseRaw_1.compileOnSave;
-                }
-                ownConfig.options = ts.assign({}, extendedConfig.options, ownConfig.options);
-                ownConfig.watchOptions = ownConfig.watchOptions && extendedConfig.watchOptions ?
-                    ts.assign({}, extendedConfig.watchOptions, ownConfig.watchOptions) :
-                    ownConfig.watchOptions || extendedConfig.watchOptions;
-            }
-        }
-        return ownConfig;
-    }
-    function parseOwnConfigOfJson(json, host, basePath, configFileName, errors) {
-        if (ts.hasProperty(json, "excludes")) {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude));
-        }
-        var options = convertCompilerOptionsFromJsonWorker(json.compilerOptions, basePath, errors, configFileName);
-        var typeAcquisition = convertTypeAcquisitionFromJsonWorker(json.typeAcquisition || json.typingOptions, basePath, errors, configFileName);
-        var watchOptions = convertWatchOptionsFromJsonWorker(json.watchOptions, basePath, errors);
-        json.compileOnSave = convertCompileOnSaveOptionFromJson(json, basePath, errors);
-        var extendedConfigPath;
-        if (json.extends) {
-            if (!ts.isString(json.extends)) {
-                errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "extends", "string"));
-            }
-            else {
-                var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath;
-                extendedConfigPath = getExtendsConfigPath(json.extends, host, newBase, errors, ts.createCompilerDiagnostic);
-            }
-        }
-        return { raw: json, options: options, watchOptions: watchOptions, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath };
-    }
-    function parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, configFileName, errors) {
-        var options = getDefaultCompilerOptions(configFileName);
-        var typeAcquisition, typingOptionstypeAcquisition;
-        var watchOptions;
-        var extendedConfigPath;
-        var optionsIterator = {
-            onSetValidOptionKeyValueInParent: function (parentOption, option, value) {
-                var currentOption;
-                switch (parentOption) {
-                    case "compilerOptions":
-                        currentOption = options;
-                        break;
-                    case "watchOptions":
-                        currentOption = (watchOptions || (watchOptions = {}));
-                        break;
-                    case "typeAcquisition":
-                        currentOption = (typeAcquisition || (typeAcquisition = getDefaultTypeAcquisition(configFileName)));
-                        break;
-                    case "typingOptions":
-                        currentOption = (typingOptionstypeAcquisition || (typingOptionstypeAcquisition = getDefaultTypeAcquisition(configFileName)));
-                        break;
-                    default:
-                        ts.Debug.fail("Unknown option");
-                }
-                currentOption[option.name] = normalizeOptionValue(option, basePath, value);
-            },
-            onSetValidOptionKeyValueInRoot: function (key, _keyNode, value, valueNode) {
-                switch (key) {
-                    case "extends":
-                        var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath;
-                        extendedConfigPath = getExtendsConfigPath(value, host, newBase, errors, function (message, arg0) {
-                            return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, message, arg0);
-                        });
-                        return;
-                }
-            },
-            onSetUnknownOptionKeyValueInRoot: function (key, keyNode, _value, _valueNode) {
-                if (key === "excludes") {
-                    errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, keyNode, ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude));
-                }
-            }
-        };
-        var json = convertToObjectWorker(sourceFile, errors, true, getTsconfigRootOptionsMap(), optionsIterator);
-        if (!typeAcquisition) {
-            if (typingOptionstypeAcquisition) {
-                typeAcquisition = (typingOptionstypeAcquisition.enableAutoDiscovery !== undefined) ?
-                    {
-                        enable: typingOptionstypeAcquisition.enableAutoDiscovery,
-                        include: typingOptionstypeAcquisition.include,
-                        exclude: typingOptionstypeAcquisition.exclude
-                    } :
-                    typingOptionstypeAcquisition;
-            }
-            else {
-                typeAcquisition = getDefaultTypeAcquisition(configFileName);
-            }
-        }
-        return { raw: json, options: options, watchOptions: watchOptions, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath };
-    }
-    function getExtendsConfigPath(extendedConfig, host, basePath, errors, createDiagnostic) {
-        extendedConfig = ts.normalizeSlashes(extendedConfig);
-        if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
-            var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
-            if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json")) {
-                extendedConfigPath = extendedConfigPath + ".json";
-                if (!host.fileExists(extendedConfigPath)) {
-                    errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
-                    return undefined;
-                }
-            }
-            return extendedConfigPath;
-        }
-        var resolved = ts.nodeModuleNameResolver(extendedConfig, ts.combinePaths(basePath, "tsconfig.json"), { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, undefined, undefined, true);
-        if (resolved.resolvedModule) {
-            return resolved.resolvedModule.resolvedFileName;
-        }
-        errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
-        return undefined;
-    }
-    function getExtendedConfig(sourceFile, extendedConfigPath, host, basePath, resolutionStack, errors, extendedConfigCache) {
-        var _a;
-        var path = host.useCaseSensitiveFileNames ? extendedConfigPath : ts.toFileNameLowerCase(extendedConfigPath);
-        var value;
-        var extendedResult;
-        var extendedConfig;
-        if (extendedConfigCache && (value = extendedConfigCache.get(path))) {
-            (extendedResult = value.extendedResult, extendedConfig = value.extendedConfig);
-        }
-        else {
-            extendedResult = readJsonConfigFile(extendedConfigPath, function (path) { return host.readFile(path); });
-            if (!extendedResult.parseDiagnostics.length) {
-                var extendedDirname = ts.getDirectoryPath(extendedConfigPath);
-                extendedConfig = parseConfig(undefined, extendedResult, host, extendedDirname, ts.getBaseFileName(extendedConfigPath), resolutionStack, errors, extendedConfigCache);
-                if (isSuccessfulParsedTsconfig(extendedConfig)) {
-                    var relativeDifference_1 = ts.convertToRelativePath(extendedDirname, basePath, ts.identity);
-                    var updatePath_1 = function (path) { return ts.isRootedDiskPath(path) ? path : ts.combinePaths(relativeDifference_1, path); };
-                    var mapPropertiesInRawIfNotUndefined = function (propertyName) {
-                        if (raw_2[propertyName]) {
-                            raw_2[propertyName] = ts.map(raw_2[propertyName], updatePath_1);
-                        }
-                    };
-                    var raw_2 = extendedConfig.raw;
-                    mapPropertiesInRawIfNotUndefined("include");
-                    mapPropertiesInRawIfNotUndefined("exclude");
-                    mapPropertiesInRawIfNotUndefined("files");
-                }
-            }
-            if (extendedConfigCache) {
-                extendedConfigCache.set(path, { extendedResult: extendedResult, extendedConfig: extendedConfig });
-            }
-        }
-        if (sourceFile) {
-            sourceFile.extendedSourceFiles = [extendedResult.fileName];
-            if (extendedResult.extendedSourceFiles) {
-                (_a = sourceFile.extendedSourceFiles).push.apply(_a, extendedResult.extendedSourceFiles);
-            }
-        }
-        if (extendedResult.parseDiagnostics.length) {
-            errors.push.apply(errors, extendedResult.parseDiagnostics);
-            return undefined;
-        }
-        return extendedConfig;
-    }
-    function convertCompileOnSaveOptionFromJson(jsonOption, basePath, errors) {
-        if (!ts.hasProperty(jsonOption, ts.compileOnSaveCommandLineOption.name)) {
-            return false;
-        }
-        var result = convertJsonOption(ts.compileOnSaveCommandLineOption, jsonOption.compileOnSave, basePath, errors);
-        return typeof result === "boolean" && result;
-    }
-    function convertCompilerOptionsFromJson(jsonOptions, basePath, configFileName) {
-        var errors = [];
-        var options = convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName);
-        return { options: options, errors: errors };
-    }
-    ts.convertCompilerOptionsFromJson = convertCompilerOptionsFromJson;
-    function convertTypeAcquisitionFromJson(jsonOptions, basePath, configFileName) {
-        var errors = [];
-        var options = convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName);
-        return { options: options, errors: errors };
-    }
-    ts.convertTypeAcquisitionFromJson = convertTypeAcquisitionFromJson;
-    function getDefaultCompilerOptions(configFileName) {
-        var options = configFileName && ts.getBaseFileName(configFileName) === "jsconfig.json"
-            ? { allowJs: true, maxNodeModuleJsDepth: 2, allowSyntheticDefaultImports: true, skipLibCheck: true, noEmit: true }
-            : {};
-        return options;
-    }
-    function convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName) {
-        var options = getDefaultCompilerOptions(configFileName);
-        convertOptionsFromJson(getCommandLineCompilerOptionsMap(), jsonOptions, basePath, options, ts.compilerOptionsDidYouMeanDiagnostics, errors);
-        if (configFileName) {
-            options.configFilePath = ts.normalizeSlashes(configFileName);
-        }
-        return options;
-    }
-    function getDefaultTypeAcquisition(configFileName) {
-        return { enable: !!configFileName && ts.getBaseFileName(configFileName) === "jsconfig.json", include: [], exclude: [] };
-    }
-    function convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName) {
-        var options = getDefaultTypeAcquisition(configFileName);
-        var typeAcquisition = convertEnableAutoDiscoveryToEnable(jsonOptions);
-        convertOptionsFromJson(getCommandLineTypeAcquisitionMap(), typeAcquisition, basePath, options, typeAcquisitionDidYouMeanDiagnostics, errors);
-        return options;
-    }
-    function convertWatchOptionsFromJsonWorker(jsonOptions, basePath, errors) {
-        return convertOptionsFromJson(getCommandLineWatchOptionsMap(), jsonOptions, basePath, undefined, watchOptionsDidYouMeanDiagnostics, errors);
-    }
-    function convertOptionsFromJson(optionsNameMap, jsonOptions, basePath, defaultOptions, diagnostics, errors) {
-        if (!jsonOptions) {
-            return;
-        }
-        for (var id in jsonOptions) {
-            var opt = optionsNameMap.get(id);
-            if (opt) {
-                (defaultOptions || (defaultOptions = {}))[opt.name] = convertJsonOption(opt, jsonOptions[id], basePath, errors);
-            }
-            else {
-                errors.push(createUnknownOptionError(id, diagnostics, ts.createCompilerDiagnostic));
-            }
-        }
-        return defaultOptions;
-    }
-    function convertJsonOption(opt, value, basePath, errors) {
-        if (isCompilerOptionsValue(opt, value)) {
-            var optType = opt.type;
-            if (optType === "list" && ts.isArray(value)) {
-                return convertJsonOptionOfListType(opt, value, basePath, errors);
-            }
-            else if (!ts.isString(optType)) {
-                return convertJsonOptionOfCustomType(opt, value, errors);
-            }
-            return normalizeNonListOptionValue(opt, basePath, value);
-        }
-        else {
-            errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, opt.name, getCompilerOptionValueTypeString(opt)));
-        }
-    }
-    function normalizeOptionValue(option, basePath, value) {
-        if (isNullOrUndefined(value))
-            return undefined;
-        if (option.type === "list") {
-            var listOption_1 = option;
-            if (listOption_1.element.isFilePath || !ts.isString(listOption_1.element.type)) {
-                return ts.filter(ts.map(value, function (v) { return normalizeOptionValue(listOption_1.element, basePath, v); }), function (v) { return !!v; });
-            }
-            return value;
-        }
-        else if (!ts.isString(option.type)) {
-            return option.type.get(ts.isString(value) ? value.toLowerCase() : value);
-        }
-        return normalizeNonListOptionValue(option, basePath, value);
-    }
-    function normalizeNonListOptionValue(option, basePath, value) {
-        if (option.isFilePath) {
-            value = ts.getNormalizedAbsolutePath(value, basePath);
-            if (value === "") {
-                value = ".";
-            }
-        }
-        return value;
-    }
-    function convertJsonOptionOfCustomType(opt, value, errors) {
-        if (isNullOrUndefined(value))
-            return undefined;
-        var key = value.toLowerCase();
-        var val = opt.type.get(key);
-        if (val !== undefined) {
-            return val;
-        }
-        else {
-            errors.push(createCompilerDiagnosticForInvalidCustomType(opt));
-        }
-    }
-    function convertJsonOptionOfListType(option, values, basePath, errors) {
-        return ts.filter(ts.map(values, function (v) { return convertJsonOption(option.element, v, basePath, errors); }), function (v) { return !!v; });
-    }
-    function trimString(s) {
-        return typeof s.trim === "function" ? s.trim() : s.replace(/^[\s]+|[\s]+$/g, "");
-    }
-    var invalidTrailingRecursionPattern = /(^|\/)\*\*\/?$/;
-    var invalidDotDotAfterRecursiveWildcardPattern = /(^|\/)\*\*\/(.*\/)?\.\.($|\/)/;
-    var watchRecursivePattern = /\/[^/]*?[*?][^/]*\//;
-    var wildcardDirectoryPattern = /^[^*?]*(?=\/[^/]*[*?])/;
-    function matchFileNames(filesSpecs, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions, jsonSourceFile) {
-        basePath = ts.normalizePath(basePath);
-        var validatedIncludeSpecs, validatedExcludeSpecs;
-        if (includeSpecs) {
-            validatedIncludeSpecs = validateSpecs(includeSpecs, errors, false, jsonSourceFile, "include");
-        }
-        if (excludeSpecs) {
-            validatedExcludeSpecs = validateSpecs(excludeSpecs, errors, true, jsonSourceFile, "exclude");
-        }
-        var wildcardDirectories = getWildcardDirectories(validatedIncludeSpecs, validatedExcludeSpecs, basePath, host.useCaseSensitiveFileNames);
-        var spec = {
-            filesSpecs: filesSpecs,
-            includeSpecs: includeSpecs,
-            excludeSpecs: excludeSpecs,
-            validatedFilesSpec: ts.filter(filesSpecs, ts.isString),
-            validatedIncludeSpecs: validatedIncludeSpecs,
-            validatedExcludeSpecs: validatedExcludeSpecs,
-            wildcardDirectories: wildcardDirectories
-        };
-        return getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions);
-    }
-    function getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions) {
-        if (extraFileExtensions === void 0) { extraFileExtensions = ts.emptyArray; }
-        basePath = ts.normalizePath(basePath);
-        var keyMapper = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames);
-        var literalFileMap = new ts.Map();
-        var wildcardFileMap = new ts.Map();
-        var wildCardJsonFileMap = new ts.Map();
-        var validatedFilesSpec = spec.validatedFilesSpec, validatedIncludeSpecs = spec.validatedIncludeSpecs, validatedExcludeSpecs = spec.validatedExcludeSpecs, wildcardDirectories = spec.wildcardDirectories;
-        var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions);
-        var supportedExtensionsWithJsonIfResolveJsonModule = ts.getSuppoertedExtensionsWithJsonIfResolveJsonModule(options, supportedExtensions);
-        if (validatedFilesSpec) {
-            for (var _i = 0, validatedFilesSpec_1 = validatedFilesSpec; _i < validatedFilesSpec_1.length; _i++) {
-                var fileName = validatedFilesSpec_1[_i];
-                var file = ts.getNormalizedAbsolutePath(fileName, basePath);
-                literalFileMap.set(keyMapper(file), file);
-            }
-        }
-        var jsonOnlyIncludeRegexes;
-        if (validatedIncludeSpecs && validatedIncludeSpecs.length > 0) {
-            var _loop_6 = function (file) {
-                if (ts.fileExtensionIs(file, ".json")) {
-                    if (!jsonOnlyIncludeRegexes) {
-                        var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json"); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
-                        jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
-                    }
-                    var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
-                    if (includeIndex !== -1) {
-                        var key_1 = keyMapper(file);
-                        if (!literalFileMap.has(key_1) && !wildCardJsonFileMap.has(key_1)) {
-                            wildCardJsonFileMap.set(key_1, file);
-                        }
-                    }
-                    return "continue";
-                }
-                if (hasFileWithHigherPriorityExtension(file, literalFileMap, wildcardFileMap, supportedExtensions, keyMapper)) {
-                    return "continue";
-                }
-                removeWildcardFilesWithLowerPriorityExtension(file, wildcardFileMap, supportedExtensions, keyMapper);
-                var key = keyMapper(file);
-                if (!literalFileMap.has(key) && !wildcardFileMap.has(key)) {
-                    wildcardFileMap.set(key, file);
-                }
-            };
-            for (var _a = 0, _b = host.readDirectory(basePath, supportedExtensionsWithJsonIfResolveJsonModule, validatedExcludeSpecs, validatedIncludeSpecs, undefined); _a < _b.length; _a++) {
-                var file = _b[_a];
-                _loop_6(file);
-            }
-        }
-        var literalFiles = ts.arrayFrom(literalFileMap.values());
-        var wildcardFiles = ts.arrayFrom(wildcardFileMap.values());
-        return {
-            fileNames: literalFiles.concat(wildcardFiles, ts.arrayFrom(wildCardJsonFileMap.values())),
-            wildcardDirectories: wildcardDirectories,
-            spec: spec
-        };
-    }
-    ts.getFileNamesFromConfigSpecs = getFileNamesFromConfigSpecs;
-    function isExcludedFile(pathToCheck, spec, basePath, useCaseSensitiveFileNames, currentDirectory) {
-        var validatedFilesSpec = spec.validatedFilesSpec, validatedIncludeSpecs = spec.validatedIncludeSpecs, validatedExcludeSpecs = spec.validatedExcludeSpecs;
-        if (!ts.length(validatedIncludeSpecs) || !ts.length(validatedExcludeSpecs))
-            return false;
-        basePath = ts.normalizePath(basePath);
-        var keyMapper = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        if (validatedFilesSpec) {
-            for (var _i = 0, validatedFilesSpec_2 = validatedFilesSpec; _i < validatedFilesSpec_2.length; _i++) {
-                var fileName = validatedFilesSpec_2[_i];
-                if (keyMapper(ts.getNormalizedAbsolutePath(fileName, basePath)) === pathToCheck)
-                    return false;
-            }
-        }
-        var excludePattern = ts.getRegularExpressionForWildcard(validatedExcludeSpecs, ts.combinePaths(ts.normalizePath(currentDirectory), basePath), "exclude");
-        var excludeRegex = excludePattern && ts.getRegexFromPattern(excludePattern, useCaseSensitiveFileNames);
-        if (!excludeRegex)
-            return false;
-        if (excludeRegex.test(pathToCheck))
-            return true;
-        return !ts.hasExtension(pathToCheck) && excludeRegex.test(ts.ensureTrailingDirectorySeparator(pathToCheck));
-    }
-    ts.isExcludedFile = isExcludedFile;
-    function validateSpecs(specs, errors, allowTrailingRecursion, jsonSourceFile, specKey) {
-        return specs.filter(function (spec) {
-            if (!ts.isString(spec))
-                return false;
-            var diag = specToDiagnostic(spec, allowTrailingRecursion);
-            if (diag !== undefined) {
-                errors.push(createDiagnostic(diag, spec));
-            }
-            return diag === undefined;
-        });
-        function createDiagnostic(message, spec) {
-            var element = ts.getTsConfigPropArrayElementValue(jsonSourceFile, specKey, spec);
-            return element ?
-                ts.createDiagnosticForNodeInSourceFile(jsonSourceFile, element, message, spec) :
-                ts.createCompilerDiagnostic(message, spec);
-        }
-    }
-    function specToDiagnostic(spec, allowTrailingRecursion) {
-        if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) {
-            return ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0;
-        }
-        else if (invalidDotDotAfterRecursiveWildcardPattern.test(spec)) {
-            return ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0;
-        }
-    }
-    function getWildcardDirectories(include, exclude, path, useCaseSensitiveFileNames) {
-        var rawExcludeRegex = ts.getRegularExpressionForWildcard(exclude, path, "exclude");
-        var excludeRegex = rawExcludeRegex && new RegExp(rawExcludeRegex, useCaseSensitiveFileNames ? "" : "i");
-        var wildcardDirectories = {};
-        if (include !== undefined) {
-            var recursiveKeys = [];
-            for (var _i = 0, include_1 = include; _i < include_1.length; _i++) {
-                var file = include_1[_i];
-                var spec = ts.normalizePath(ts.combinePaths(path, file));
-                if (excludeRegex && excludeRegex.test(spec)) {
-                    continue;
-                }
-                var match = getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames);
-                if (match) {
-                    var key = match.key, flags = match.flags;
-                    var existingFlags = wildcardDirectories[key];
-                    if (existingFlags === undefined || existingFlags < flags) {
-                        wildcardDirectories[key] = flags;
-                        if (flags === 1) {
-                            recursiveKeys.push(key);
-                        }
-                    }
-                }
-            }
-            for (var key in wildcardDirectories) {
-                if (ts.hasProperty(wildcardDirectories, key)) {
-                    for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) {
-                        var recursiveKey = recursiveKeys_1[_a];
-                        if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) {
-                            delete wildcardDirectories[key];
-                        }
-                    }
-                }
-            }
-        }
-        return wildcardDirectories;
-    }
-    function getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames) {
-        var match = wildcardDirectoryPattern.exec(spec);
-        if (match) {
-            return {
-                key: useCaseSensitiveFileNames ? match[0] : ts.toFileNameLowerCase(match[0]),
-                flags: watchRecursivePattern.test(spec) ? 1 : 0
-            };
-        }
-        if (ts.isImplicitGlob(spec)) {
-            return {
-                key: useCaseSensitiveFileNames ? spec : ts.toFileNameLowerCase(spec),
-                flags: 1
-            };
-        }
-        return undefined;
-    }
-    function hasFileWithHigherPriorityExtension(file, literalFiles, wildcardFiles, extensions, keyMapper) {
-        var extensionPriority = ts.getExtensionPriority(file, extensions);
-        var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority, extensions);
-        for (var i = 0; i < adjustedExtensionPriority; i++) {
-            var higherPriorityExtension = extensions[i];
-            var higherPriorityPath = keyMapper(ts.changeExtension(file, higherPriorityExtension));
-            if (literalFiles.has(higherPriorityPath) || wildcardFiles.has(higherPriorityPath)) {
-                return true;
-            }
-        }
-        return false;
-    }
-    function removeWildcardFilesWithLowerPriorityExtension(file, wildcardFiles, extensions, keyMapper) {
-        var extensionPriority = ts.getExtensionPriority(file, extensions);
-        var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority, extensions);
-        for (var i = nextExtensionPriority; i < extensions.length; i++) {
-            var lowerPriorityExtension = extensions[i];
-            var lowerPriorityPath = keyMapper(ts.changeExtension(file, lowerPriorityExtension));
-            wildcardFiles.delete(lowerPriorityPath);
-        }
-    }
-    function convertCompilerOptionsForTelemetry(opts) {
-        var out = {};
-        for (var key in opts) {
-            if (opts.hasOwnProperty(key)) {
-                var type = getOptionFromName(key);
-                if (type !== undefined) {
-                    out[key] = getOptionValueWithEmptyStrings(opts[key], type);
-                }
-            }
-        }
-        return out;
-    }
-    ts.convertCompilerOptionsForTelemetry = convertCompilerOptionsForTelemetry;
-    function getOptionValueWithEmptyStrings(value, option) {
-        switch (option.type) {
-            case "object":
-                return "";
-            case "string":
-                return "";
-            case "number":
-                return typeof value === "number" ? value : "";
-            case "boolean":
-                return typeof value === "boolean" ? value : "";
-            case "list":
-                var elementType_1 = option.element;
-                return ts.isArray(value) ? value.map(function (v) { return getOptionValueWithEmptyStrings(v, elementType_1); }) : "";
-            default:
-                return ts.forEachEntry(option.type, function (optionEnumValue, optionStringValue) {
-                    if (optionEnumValue === value) {
-                        return optionStringValue;
-                    }
-                });
-        }
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function trace(host) {
-        host.trace(ts.formatMessage.apply(undefined, arguments));
-    }
-    ts.trace = trace;
-    function isTraceEnabled(compilerOptions, host) {
-        return !!compilerOptions.traceResolution && host.trace !== undefined;
-    }
-    ts.isTraceEnabled = isTraceEnabled;
-    function withPackageId(packageInfo, r) {
-        var packageId;
-        if (r && packageInfo) {
-            var packageJsonContent = packageInfo.packageJsonContent;
-            if (typeof packageJsonContent.name === "string" && typeof packageJsonContent.version === "string") {
-                packageId = {
-                    name: packageJsonContent.name,
-                    subModuleName: r.path.slice(packageInfo.packageDirectory.length + ts.directorySeparator.length),
-                    version: packageJsonContent.version
-                };
-            }
-        }
-        return r && { path: r.path, extension: r.ext, packageId: packageId };
-    }
-    function noPackageId(r) {
-        return withPackageId(undefined, r);
-    }
-    function removeIgnoredPackageId(r) {
-        if (r) {
-            ts.Debug.assert(r.packageId === undefined);
-            return { path: r.path, ext: r.extension };
-        }
-    }
-    var Extensions;
-    (function (Extensions) {
-        Extensions[Extensions["TypeScript"] = 0] = "TypeScript";
-        Extensions[Extensions["JavaScript"] = 1] = "JavaScript";
-        Extensions[Extensions["Json"] = 2] = "Json";
-        Extensions[Extensions["TSConfig"] = 3] = "TSConfig";
-        Extensions[Extensions["DtsOnly"] = 4] = "DtsOnly";
-    })(Extensions || (Extensions = {}));
-    function resolvedTypeScriptOnly(resolved) {
-        if (!resolved) {
-            return undefined;
-        }
-        ts.Debug.assert(ts.extensionIsTS(resolved.extension));
-        return { fileName: resolved.path, packageId: resolved.packageId };
-    }
-    function createResolvedModuleWithFailedLookupLocations(resolved, isExternalLibraryImport, failedLookupLocations, resultFromCache) {
-        var _a;
-        if (resultFromCache) {
-            (_a = resultFromCache.failedLookupLocations).push.apply(_a, failedLookupLocations);
-            return resultFromCache;
-        }
-        return {
-            resolvedModule: resolved && { resolvedFileName: resolved.path, originalPath: resolved.originalPath === true ? undefined : resolved.originalPath, extension: resolved.extension, isExternalLibraryImport: isExternalLibraryImport, packageId: resolved.packageId },
-            failedLookupLocations: failedLookupLocations
-        };
-    }
-    function readPackageJsonField(jsonContent, fieldName, typeOfTag, state) {
-        if (!ts.hasProperty(jsonContent, fieldName)) {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.package_json_does_not_have_a_0_field, fieldName);
-            }
-            return;
-        }
-        var value = jsonContent[fieldName];
-        if (typeof value !== typeOfTag || value === null) {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, fieldName, typeOfTag, value === null ? "null" : typeof value);
-            }
-            return;
-        }
-        return value;
-    }
-    function readPackageJsonPathField(jsonContent, fieldName, baseDirectory, state) {
-        var fileName = readPackageJsonField(jsonContent, fieldName, "string", state);
-        if (fileName === undefined) {
-            return;
-        }
-        if (!fileName) {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.package_json_had_a_falsy_0_field, fieldName);
-            }
-            return;
-        }
-        var path = ts.normalizePath(ts.combinePaths(baseDirectory, fileName));
-        if (state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, fileName, path);
-        }
-        return path;
-    }
-    function readPackageJsonTypesFields(jsonContent, baseDirectory, state) {
-        return readPackageJsonPathField(jsonContent, "typings", baseDirectory, state)
-            || readPackageJsonPathField(jsonContent, "types", baseDirectory, state);
-    }
-    function readPackageJsonTSConfigField(jsonContent, baseDirectory, state) {
-        return readPackageJsonPathField(jsonContent, "tsconfig", baseDirectory, state);
-    }
-    function readPackageJsonMainField(jsonContent, baseDirectory, state) {
-        return readPackageJsonPathField(jsonContent, "main", baseDirectory, state);
-    }
-    function readPackageJsonTypesVersionsField(jsonContent, state) {
-        var typesVersions = readPackageJsonField(jsonContent, "typesVersions", "object", state);
-        if (typesVersions === undefined)
-            return;
-        if (state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.package_json_has_a_typesVersions_field_with_version_specific_path_mappings);
-        }
-        return typesVersions;
-    }
-    function readPackageJsonTypesVersionPaths(jsonContent, state) {
-        var typesVersions = readPackageJsonTypesVersionsField(jsonContent, state);
-        if (typesVersions === undefined)
-            return;
-        if (state.traceEnabled) {
-            for (var key in typesVersions) {
-                if (ts.hasProperty(typesVersions, key) && !ts.VersionRange.tryParse(key)) {
-                    trace(state.host, ts.Diagnostics.package_json_has_a_typesVersions_entry_0_that_is_not_a_valid_semver_range, key);
-                }
-            }
-        }
-        var result = getPackageJsonTypesVersionsPaths(typesVersions);
-        if (!result) {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.package_json_does_not_have_a_typesVersions_entry_that_matches_version_0, ts.versionMajorMinor);
-            }
-            return;
-        }
-        var bestVersionKey = result.version, bestVersionPaths = result.paths;
-        if (typeof bestVersionPaths !== "object") {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
-            }
-            return;
-        }
-        return result;
-    }
-    var typeScriptVersion;
-    function getPackageJsonTypesVersionsPaths(typesVersions) {
-        if (!typeScriptVersion)
-            typeScriptVersion = new ts.Version(ts.version);
-        for (var key in typesVersions) {
-            if (!ts.hasProperty(typesVersions, key))
-                continue;
-            var keyRange = ts.VersionRange.tryParse(key);
-            if (keyRange === undefined) {
-                continue;
-            }
-            if (keyRange.test(typeScriptVersion)) {
-                return { version: key, paths: typesVersions[key] };
-            }
-        }
-    }
-    ts.getPackageJsonTypesVersionsPaths = getPackageJsonTypesVersionsPaths;
-    function getEffectiveTypeRoots(options, host) {
-        if (options.typeRoots) {
-            return options.typeRoots;
-        }
-        var currentDirectory;
-        if (options.configFilePath) {
-            currentDirectory = ts.getDirectoryPath(options.configFilePath);
-        }
-        else if (host.getCurrentDirectory) {
-            currentDirectory = host.getCurrentDirectory();
-        }
-        if (currentDirectory !== undefined) {
-            return getDefaultTypeRoots(currentDirectory, host);
-        }
-    }
-    ts.getEffectiveTypeRoots = getEffectiveTypeRoots;
-    function getDefaultTypeRoots(currentDirectory, host) {
-        if (!host.directoryExists) {
-            return [ts.combinePaths(currentDirectory, nodeModulesAtTypes)];
-        }
-        var typeRoots;
-        ts.forEachAncestorDirectory(ts.normalizePath(currentDirectory), function (directory) {
-            var atTypes = ts.combinePaths(directory, nodeModulesAtTypes);
-            if (host.directoryExists(atTypes)) {
-                (typeRoots || (typeRoots = [])).push(atTypes);
-            }
-            return undefined;
-        });
-        return typeRoots;
-    }
-    var nodeModulesAtTypes = ts.combinePaths("node_modules", "@types");
-    function resolveTypeReferenceDirective(typeReferenceDirectiveName, containingFile, options, host, redirectedReference) {
-        var traceEnabled = isTraceEnabled(options, host);
-        if (redirectedReference) {
-            options = redirectedReference.commandLine.options;
-        }
-        var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations };
-        var typeRoots = getEffectiveTypeRoots(options, host);
-        if (traceEnabled) {
-            if (containingFile === undefined) {
-                if (typeRoots === undefined) {
-                    trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set, typeReferenceDirectiveName);
-                }
-                else {
-                    trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1, typeReferenceDirectiveName, typeRoots);
-                }
-            }
-            else {
-                if (typeRoots === undefined) {
-                    trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set, typeReferenceDirectiveName, containingFile);
-                }
-                else {
-                    trace(host, ts.Diagnostics.Resolving_type_reference_directive_0_containing_file_1_root_directory_2, typeReferenceDirectiveName, containingFile, typeRoots);
-                }
-            }
-            if (redirectedReference) {
-                trace(host, ts.Diagnostics.Using_compiler_options_of_project_reference_redirect_0, redirectedReference.sourceFile.fileName);
-            }
-        }
-        var resolved = primaryLookup();
-        var primary = true;
-        if (!resolved) {
-            resolved = secondaryLookup();
-            primary = false;
-        }
-        var resolvedTypeReferenceDirective;
-        if (resolved) {
-            var fileName = resolved.fileName, packageId = resolved.packageId;
-            var resolvedFileName = options.preserveSymlinks ? fileName : realPath(fileName, host, traceEnabled);
-            if (traceEnabled) {
-                if (packageId) {
-                    trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_with_Package_ID_2_primary_Colon_3, typeReferenceDirectiveName, resolvedFileName, ts.packageIdToString(packageId), primary);
-                }
-                else {
-                    trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2, typeReferenceDirectiveName, resolvedFileName, primary);
-                }
-            }
-            resolvedTypeReferenceDirective = { primary: primary, resolvedFileName: resolvedFileName, packageId: packageId, isExternalLibraryImport: pathContainsNodeModules(fileName) };
-        }
-        return { resolvedTypeReferenceDirective: resolvedTypeReferenceDirective, failedLookupLocations: failedLookupLocations };
-        function primaryLookup() {
-            if (typeRoots && typeRoots.length) {
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Resolving_with_primary_search_path_0, typeRoots.join(", "));
-                }
-                return ts.firstDefined(typeRoots, function (typeRoot) {
-                    var candidate = ts.combinePaths(typeRoot, typeReferenceDirectiveName);
-                    var candidateDirectory = ts.getDirectoryPath(candidate);
-                    var directoryExists = ts.directoryProbablyExists(candidateDirectory, host);
-                    if (!directoryExists && traceEnabled) {
-                        trace(host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidateDirectory);
-                    }
-                    return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(Extensions.DtsOnly, candidate, !directoryExists, moduleResolutionState));
-                });
-            }
-            else {
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Root_directory_cannot_be_determined_skipping_primary_search_paths);
-                }
-            }
-        }
-        function secondaryLookup() {
-            var initialLocationForSecondaryLookup = containingFile && ts.getDirectoryPath(containingFile);
-            if (initialLocationForSecondaryLookup !== undefined) {
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Looking_up_in_node_modules_folder_initial_location_0, initialLocationForSecondaryLookup);
-                }
-                var result = void 0;
-                if (!ts.isExternalModuleNameRelative(typeReferenceDirectiveName)) {
-                    var searchResult = loadModuleFromNearestNodeModulesDirectory(Extensions.DtsOnly, typeReferenceDirectiveName, initialLocationForSecondaryLookup, moduleResolutionState, undefined, undefined);
-                    result = searchResult && searchResult.value;
-                }
-                else {
-                    var candidate = ts.normalizePathAndParts(ts.combinePaths(initialLocationForSecondaryLookup, typeReferenceDirectiveName)).path;
-                    result = nodeLoadModuleByRelativeName(Extensions.DtsOnly, candidate, false, moduleResolutionState, true);
-                }
-                var resolvedFile = resolvedTypeScriptOnly(result);
-                if (!resolvedFile && traceEnabled) {
-                    trace(host, ts.Diagnostics.Type_reference_directive_0_was_not_resolved, typeReferenceDirectiveName);
-                }
-                return resolvedFile;
-            }
-            else {
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder);
-                }
-            }
-        }
-    }
-    ts.resolveTypeReferenceDirective = resolveTypeReferenceDirective;
-    function getAutomaticTypeDirectiveNames(options, host) {
-        if (options.types) {
-            return options.types;
-        }
-        var result = [];
-        if (host.directoryExists && host.getDirectories) {
-            var typeRoots = getEffectiveTypeRoots(options, host);
-            if (typeRoots) {
-                for (var _i = 0, typeRoots_1 = typeRoots; _i < typeRoots_1.length; _i++) {
-                    var root = typeRoots_1[_i];
-                    if (host.directoryExists(root)) {
-                        for (var _a = 0, _b = host.getDirectories(root); _a < _b.length; _a++) {
-                            var typeDirectivePath = _b[_a];
-                            var normalized = ts.normalizePath(typeDirectivePath);
-                            var packageJsonPath = ts.combinePaths(root, normalized, "package.json");
-                            var isNotNeededPackage = host.fileExists(packageJsonPath) && ts.readJson(packageJsonPath, host).typings === null;
-                            if (!isNotNeededPackage) {
-                                var baseFileName = ts.getBaseFileName(normalized);
-                                if (baseFileName.charCodeAt(0) !== 46) {
-                                    result.push(baseFileName);
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        return result;
-    }
-    ts.getAutomaticTypeDirectiveNames = getAutomaticTypeDirectiveNames;
-    function createModuleResolutionCache(currentDirectory, getCanonicalFileName, options) {
-        return createModuleResolutionCacheWithMaps(createCacheWithRedirects(options), createCacheWithRedirects(options), currentDirectory, getCanonicalFileName);
-    }
-    ts.createModuleResolutionCache = createModuleResolutionCache;
-    function createCacheWithRedirects(options) {
-        var ownMap = new ts.Map();
-        var redirectsMap = new ts.Map();
-        return {
-            ownMap: ownMap,
-            redirectsMap: redirectsMap,
-            getOrCreateMapOfCacheRedirects: getOrCreateMapOfCacheRedirects,
-            clear: clear,
-            setOwnOptions: setOwnOptions,
-            setOwnMap: setOwnMap
-        };
-        function setOwnOptions(newOptions) {
-            options = newOptions;
-        }
-        function setOwnMap(newOwnMap) {
-            ownMap = newOwnMap;
-        }
-        function getOrCreateMapOfCacheRedirects(redirectedReference) {
-            if (!redirectedReference) {
-                return ownMap;
-            }
-            var path = redirectedReference.sourceFile.path;
-            var redirects = redirectsMap.get(path);
-            if (!redirects) {
-                redirects = !options || ts.optionsHaveModuleResolutionChanges(options, redirectedReference.commandLine.options) ? new ts.Map() : ownMap;
-                redirectsMap.set(path, redirects);
-            }
-            return redirects;
-        }
-        function clear() {
-            ownMap.clear();
-            redirectsMap.clear();
-        }
-    }
-    ts.createCacheWithRedirects = createCacheWithRedirects;
-    function createModuleResolutionCacheWithMaps(directoryToModuleNameMap, moduleNameToDirectoryMap, currentDirectory, getCanonicalFileName) {
-        return { getOrCreateCacheForDirectory: getOrCreateCacheForDirectory, getOrCreateCacheForModuleName: getOrCreateCacheForModuleName, directoryToModuleNameMap: directoryToModuleNameMap, moduleNameToDirectoryMap: moduleNameToDirectoryMap };
-        function getOrCreateCacheForDirectory(directoryName, redirectedReference) {
-            var path = ts.toPath(directoryName, currentDirectory, getCanonicalFileName);
-            return getOrCreateCache(directoryToModuleNameMap, redirectedReference, path, function () { return new ts.Map(); });
-        }
-        function getOrCreateCacheForModuleName(nonRelativeModuleName, redirectedReference) {
-            ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, nonRelativeModuleName, createPerModuleNameCache);
-        }
-        function getOrCreateCache(cacheWithRedirects, redirectedReference, key, create) {
-            var cache = cacheWithRedirects.getOrCreateMapOfCacheRedirects(redirectedReference);
-            var result = cache.get(key);
-            if (!result) {
-                result = create();
-                cache.set(key, result);
-            }
-            return result;
-        }
-        function createPerModuleNameCache() {
-            var directoryPathMap = new ts.Map();
-            return { get: get, set: set };
-            function get(directory) {
-                return directoryPathMap.get(ts.toPath(directory, currentDirectory, getCanonicalFileName));
-            }
-            function set(directory, result) {
-                var path = ts.toPath(directory, currentDirectory, getCanonicalFileName);
-                if (directoryPathMap.has(path)) {
-                    return;
-                }
-                directoryPathMap.set(path, result);
-                var resolvedFileName = result.resolvedModule &&
-                    (result.resolvedModule.originalPath || result.resolvedModule.resolvedFileName);
-                var commonPrefix = resolvedFileName && getCommonPrefix(path, resolvedFileName);
-                var current = path;
-                while (current !== commonPrefix) {
-                    var parent = ts.getDirectoryPath(current);
-                    if (parent === current || directoryPathMap.has(parent)) {
-                        break;
-                    }
-                    directoryPathMap.set(parent, result);
-                    current = parent;
-                }
-            }
-            function getCommonPrefix(directory, resolution) {
-                var resolutionDirectory = ts.toPath(ts.getDirectoryPath(resolution), currentDirectory, getCanonicalFileName);
-                var i = 0;
-                var limit = Math.min(directory.length, resolutionDirectory.length);
-                while (i < limit && directory.charCodeAt(i) === resolutionDirectory.charCodeAt(i)) {
-                    i++;
-                }
-                if (i === directory.length && (resolutionDirectory.length === i || resolutionDirectory[i] === ts.directorySeparator)) {
-                    return directory;
-                }
-                var rootLength = ts.getRootLength(directory);
-                if (i < rootLength) {
-                    return undefined;
-                }
-                var sep = directory.lastIndexOf(ts.directorySeparator, i - 1);
-                if (sep === -1) {
-                    return undefined;
-                }
-                return directory.substr(0, Math.max(sep, rootLength));
-            }
-        }
-    }
-    ts.createModuleResolutionCacheWithMaps = createModuleResolutionCacheWithMaps;
-    function resolveModuleNameFromCache(moduleName, containingFile, cache) {
-        var containingDirectory = ts.getDirectoryPath(containingFile);
-        var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory);
-        return perFolderCache && perFolderCache.get(moduleName);
-    }
-    ts.resolveModuleNameFromCache = resolveModuleNameFromCache;
-    function resolveModuleName(moduleName, containingFile, compilerOptions, host, cache, redirectedReference) {
-        var traceEnabled = isTraceEnabled(compilerOptions, host);
-        if (redirectedReference) {
-            compilerOptions = redirectedReference.commandLine.options;
-        }
-        if (traceEnabled) {
-            trace(host, ts.Diagnostics.Resolving_module_0_from_1, moduleName, containingFile);
-            if (redirectedReference) {
-                trace(host, ts.Diagnostics.Using_compiler_options_of_project_reference_redirect_0, redirectedReference.sourceFile.fileName);
-            }
-        }
-        var containingDirectory = ts.getDirectoryPath(containingFile);
-        var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory, redirectedReference);
-        var result = perFolderCache && perFolderCache.get(moduleName);
-        if (result) {
-            if (traceEnabled) {
-                trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache_from_location_1, moduleName, containingDirectory);
-            }
-        }
-        else {
-            var moduleResolution = compilerOptions.moduleResolution;
-            if (moduleResolution === undefined) {
-                moduleResolution = ts.getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS ? ts.ModuleResolutionKind.NodeJs : ts.ModuleResolutionKind.Classic;
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Module_resolution_kind_is_not_specified_using_0, ts.ModuleResolutionKind[moduleResolution]);
-                }
-            }
-            else {
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Explicitly_specified_module_resolution_kind_Colon_0, ts.ModuleResolutionKind[moduleResolution]);
-                }
-            }
-            ts.perfLogger.logStartResolveModule(moduleName);
-            switch (moduleResolution) {
-                case ts.ModuleResolutionKind.NodeJs:
-                    result = nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
-                    break;
-                case ts.ModuleResolutionKind.Classic:
-                    result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
-                    break;
-                default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
-            }
-            if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
-            ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
-            if (perFolderCache) {
-                perFolderCache.set(moduleName, result);
-                if (!ts.isExternalModuleNameRelative(moduleName)) {
-                    cache.getOrCreateCacheForModuleName(moduleName, redirectedReference).set(containingDirectory, result);
-                }
-            }
-        }
-        if (traceEnabled) {
-            if (result.resolvedModule) {
-                if (result.resolvedModule.packageId) {
-                    trace(host, ts.Diagnostics.Module_name_0_was_successfully_resolved_to_1_with_Package_ID_2, moduleName, result.resolvedModule.resolvedFileName, ts.packageIdToString(result.resolvedModule.packageId));
-                }
-                else {
-                    trace(host, ts.Diagnostics.Module_name_0_was_successfully_resolved_to_1, moduleName, result.resolvedModule.resolvedFileName);
-                }
-            }
-            else {
-                trace(host, ts.Diagnostics.Module_name_0_was_not_resolved, moduleName);
-            }
-        }
-        return result;
-    }
-    ts.resolveModuleName = resolveModuleName;
-    function tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, state) {
-        var resolved = tryLoadModuleUsingPathsIfEligible(extensions, moduleName, loader, state);
-        if (resolved)
-            return resolved.value;
-        if (!ts.isExternalModuleNameRelative(moduleName)) {
-            return tryLoadModuleUsingBaseUrl(extensions, moduleName, loader, state);
-        }
-        else {
-            return tryLoadModuleUsingRootDirs(extensions, moduleName, containingDirectory, loader, state);
-        }
-    }
-    function tryLoadModuleUsingPathsIfEligible(extensions, moduleName, loader, state) {
-        var _a = state.compilerOptions, baseUrl = _a.baseUrl, paths = _a.paths;
-        if (paths && !ts.pathIsRelative(moduleName)) {
-            if (state.traceEnabled) {
-                if (baseUrl) {
-                    trace(state.host, ts.Diagnostics.baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1, baseUrl, moduleName);
-                }
-                trace(state.host, ts.Diagnostics.paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0, moduleName);
-            }
-            var baseDirectory = ts.getPathsBasePath(state.compilerOptions, state.host);
-            return tryLoadModuleUsingPaths(extensions, moduleName, baseDirectory, paths, loader, false, state);
-        }
-    }
-    function tryLoadModuleUsingRootDirs(extensions, moduleName, containingDirectory, loader, state) {
-        if (!state.compilerOptions.rootDirs) {
-            return undefined;
-        }
-        if (state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0, moduleName);
-        }
-        var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName));
-        var matchedRootDir;
-        var matchedNormalizedPrefix;
-        for (var _i = 0, _a = state.compilerOptions.rootDirs; _i < _a.length; _i++) {
-            var rootDir = _a[_i];
-            var normalizedRoot = ts.normalizePath(rootDir);
-            if (!ts.endsWith(normalizedRoot, ts.directorySeparator)) {
-                normalizedRoot += ts.directorySeparator;
-            }
-            var isLongestMatchingPrefix = ts.startsWith(candidate, normalizedRoot) &&
-                (matchedNormalizedPrefix === undefined || matchedNormalizedPrefix.length < normalizedRoot.length);
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Checking_if_0_is_the_longest_matching_prefix_for_1_2, normalizedRoot, candidate, isLongestMatchingPrefix);
-            }
-            if (isLongestMatchingPrefix) {
-                matchedNormalizedPrefix = normalizedRoot;
-                matchedRootDir = rootDir;
-            }
-        }
-        if (matchedNormalizedPrefix) {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Longest_matching_prefix_for_0_is_1, candidate, matchedNormalizedPrefix);
-            }
-            var suffix = candidate.substr(matchedNormalizedPrefix.length);
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Loading_0_from_the_root_dir_1_candidate_location_2, suffix, matchedNormalizedPrefix, candidate);
-            }
-            var resolvedFileName = loader(extensions, candidate, !ts.directoryProbablyExists(containingDirectory, state.host), state);
-            if (resolvedFileName) {
-                return resolvedFileName;
-            }
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Trying_other_entries_in_rootDirs);
-            }
-            for (var _b = 0, _c = state.compilerOptions.rootDirs; _b < _c.length; _b++) {
-                var rootDir = _c[_b];
-                if (rootDir === matchedRootDir) {
-                    continue;
-                }
-                var candidate_1 = ts.combinePaths(ts.normalizePath(rootDir), suffix);
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.Loading_0_from_the_root_dir_1_candidate_location_2, suffix, rootDir, candidate_1);
-                }
-                var baseDirectory = ts.getDirectoryPath(candidate_1);
-                var resolvedFileName_1 = loader(extensions, candidate_1, !ts.directoryProbablyExists(baseDirectory, state.host), state);
-                if (resolvedFileName_1) {
-                    return resolvedFileName_1;
-                }
-            }
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Module_resolution_using_rootDirs_has_failed);
-            }
-        }
-        return undefined;
-    }
-    function tryLoadModuleUsingBaseUrl(extensions, moduleName, loader, state) {
-        var baseUrl = state.compilerOptions.baseUrl;
-        if (!baseUrl) {
-            return undefined;
-        }
-        if (state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1, baseUrl, moduleName);
-        }
-        var candidate = ts.normalizePath(ts.combinePaths(baseUrl, moduleName));
-        if (state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.Resolving_module_name_0_relative_to_base_url_1_2, moduleName, baseUrl, candidate);
-        }
-        return loader(extensions, candidate, !ts.directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state);
-    }
-    function resolveJSModule(moduleName, initialDir, host) {
-        var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
-        if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
-        }
-        return resolvedModule.resolvedFileName;
-    }
-    ts.resolveJSModule = resolveJSModule;
-    function tryResolveJSModule(moduleName, initialDir, host) {
-        var resolvedModule = tryResolveJSModuleWorker(moduleName, initialDir, host).resolvedModule;
-        return resolvedModule && resolvedModule.resolvedFileName;
-    }
-    ts.tryResolveJSModule = tryResolveJSModule;
-    var jsOnlyExtensions = [Extensions.JavaScript];
-    var tsExtensions = [Extensions.TypeScript, Extensions.JavaScript];
-    var tsPlusJsonExtensions = __spreadArrays(tsExtensions, [Extensions.Json]);
-    var tsconfigExtensions = [Extensions.TSConfig];
-    function tryResolveJSModuleWorker(moduleName, initialDir, host) {
-        return nodeModuleNameResolverWorker(moduleName, initialDir, { moduleResolution: ts.ModuleResolutionKind.NodeJs, allowJs: true }, host, undefined, jsOnlyExtensions, undefined);
-    }
-    function nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, lookupConfig) {
-        return nodeModuleNameResolverWorker(moduleName, ts.getDirectoryPath(containingFile), compilerOptions, host, cache, lookupConfig ? tsconfigExtensions : (compilerOptions.resolveJsonModule ? tsPlusJsonExtensions : tsExtensions), redirectedReference);
-    }
-    ts.nodeModuleNameResolver = nodeModuleNameResolver;
-    function nodeModuleNameResolverWorker(moduleName, containingDirectory, compilerOptions, host, cache, extensions, redirectedReference) {
-        var _a, _b;
-        var traceEnabled = isTraceEnabled(compilerOptions, host);
-        var failedLookupLocations = [];
-        var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations };
-        var result = ts.forEach(extensions, function (ext) { return tryResolve(ext); });
-        return createResolvedModuleWithFailedLookupLocations((_a = result === null || result === void 0 ? void 0 : result.value) === null || _a === void 0 ? void 0 : _a.resolved, (_b = result === null || result === void 0 ? void 0 : result.value) === null || _b === void 0 ? void 0 : _b.isExternalLibraryImport, failedLookupLocations, state.resultFromCache);
-        function tryResolve(extensions) {
-            var loader = function (extensions, candidate, onlyRecordFailures, state) { return nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, true); };
-            var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, state);
-            if (resolved) {
-                return toSearchResult({ resolved: resolved, isExternalLibraryImport: pathContainsNodeModules(resolved.path) });
-            }
-            if (!ts.isExternalModuleNameRelative(moduleName)) {
-                if (traceEnabled) {
-                    trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder_target_file_type_1, moduleName, Extensions[extensions]);
-                }
-                var resolved_1 = loadModuleFromNearestNodeModulesDirectory(extensions, moduleName, containingDirectory, state, cache, redirectedReference);
-                if (!resolved_1)
-                    return undefined;
-                var resolvedValue = resolved_1.value;
-                if (!compilerOptions.preserveSymlinks && resolvedValue && !resolvedValue.originalPath) {
-                    var path = realPath(resolvedValue.path, host, traceEnabled);
-                    var originalPath = path === resolvedValue.path ? undefined : resolvedValue.path;
-                    resolvedValue = __assign(__assign({}, resolvedValue), { path: path, originalPath: originalPath });
-                }
-                return { value: resolvedValue && { resolved: resolvedValue, isExternalLibraryImport: true } };
-            }
-            else {
-                var _a = ts.normalizePathAndParts(ts.combinePaths(containingDirectory, moduleName)), candidate = _a.path, parts = _a.parts;
-                var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, false, state, true);
-                return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: ts.contains(parts, "node_modules") });
-            }
-        }
-    }
-    function realPath(path, host, traceEnabled) {
-        if (!host.realpath) {
-            return path;
-        }
-        var real = ts.normalizePath(host.realpath(path));
-        if (traceEnabled) {
-            trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
-        }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
-        return real;
-    }
-    function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
-        if (state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1, candidate, Extensions[extensions]);
-        }
-        if (!ts.hasTrailingDirectorySeparator(candidate)) {
-            if (!onlyRecordFailures) {
-                var parentOfCandidate = ts.getDirectoryPath(candidate);
-                if (!ts.directoryProbablyExists(parentOfCandidate, state.host)) {
-                    if (state.traceEnabled) {
-                        trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, parentOfCandidate);
-                    }
-                    onlyRecordFailures = true;
-                }
-            }
-            var resolvedFromFile = loadModuleFromFile(extensions, candidate, onlyRecordFailures, state);
-            if (resolvedFromFile) {
-                var packageDirectory = considerPackageJson ? parseNodeModuleFromPath(resolvedFromFile) : undefined;
-                var packageInfo = packageDirectory ? getPackageJsonInfo(packageDirectory, false, state) : undefined;
-                return withPackageId(packageInfo, resolvedFromFile);
-            }
-        }
-        if (!onlyRecordFailures) {
-            var candidateExists = ts.directoryProbablyExists(candidate, state.host);
-            if (!candidateExists) {
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidate);
-                }
-                onlyRecordFailures = true;
-            }
-        }
-        return loadNodeModuleFromDirectory(extensions, candidate, onlyRecordFailures, state, considerPackageJson);
-    }
-    ts.nodeModulesPathPart = "/node_modules/";
-    function pathContainsNodeModules(path) {
-        return ts.stringContains(path, ts.nodeModulesPathPart);
-    }
-    ts.pathContainsNodeModules = pathContainsNodeModules;
-    function parseNodeModuleFromPath(resolved) {
-        var path = ts.normalizePath(resolved.path);
-        var idx = path.lastIndexOf(ts.nodeModulesPathPart);
-        if (idx === -1) {
-            return undefined;
-        }
-        var indexAfterNodeModules = idx + ts.nodeModulesPathPart.length;
-        var indexAfterPackageName = moveToNextDirectorySeparatorIfAvailable(path, indexAfterNodeModules);
-        if (path.charCodeAt(indexAfterNodeModules) === 64) {
-            indexAfterPackageName = moveToNextDirectorySeparatorIfAvailable(path, indexAfterPackageName);
-        }
-        return path.slice(0, indexAfterPackageName);
-    }
-    function moveToNextDirectorySeparatorIfAvailable(path, prevSeparatorIndex) {
-        var nextSeparatorIndex = path.indexOf(ts.directorySeparator, prevSeparatorIndex + 1);
-        return nextSeparatorIndex === -1 ? prevSeparatorIndex : nextSeparatorIndex;
-    }
-    function loadModuleFromFileNoPackageId(extensions, candidate, onlyRecordFailures, state) {
-        return noPackageId(loadModuleFromFile(extensions, candidate, onlyRecordFailures, state));
-    }
-    function loadModuleFromFile(extensions, candidate, onlyRecordFailures, state) {
-        if (extensions === Extensions.Json || extensions === Extensions.TSConfig) {
-            var extensionLess = ts.tryRemoveExtension(candidate, ".json");
-            return (extensionLess === undefined && extensions === Extensions.Json) ? undefined : tryAddingExtensions(extensionLess || candidate, extensions, onlyRecordFailures, state);
-        }
-        var resolvedByAddingExtension = tryAddingExtensions(candidate, extensions, onlyRecordFailures, state);
-        if (resolvedByAddingExtension) {
-            return resolvedByAddingExtension;
-        }
-        if (ts.hasJSFileExtension(candidate)) {
-            var extensionless = ts.removeFileExtension(candidate);
-            if (state.traceEnabled) {
-                var extension = candidate.substring(extensionless.length);
-                trace(state.host, ts.Diagnostics.File_name_0_has_a_1_extension_stripping_it, candidate, extension);
-            }
-            return tryAddingExtensions(extensionless, extensions, onlyRecordFailures, state);
-        }
-    }
-    function tryAddingExtensions(candidate, extensions, onlyRecordFailures, state) {
-        if (!onlyRecordFailures) {
-            var directory = ts.getDirectoryPath(candidate);
-            if (directory) {
-                onlyRecordFailures = !ts.directoryProbablyExists(directory, state.host);
-            }
-        }
-        switch (extensions) {
-            case Extensions.DtsOnly:
-                return tryExtension(".d.ts");
-            case Extensions.TypeScript:
-                return tryExtension(".ts") || tryExtension(".tsx") || tryExtension(".d.ts");
-            case Extensions.JavaScript:
-                return tryExtension(".js") || tryExtension(".jsx");
-            case Extensions.TSConfig:
-            case Extensions.Json:
-                return tryExtension(".json");
-        }
-        function tryExtension(ext) {
-            var path = tryFile(candidate + ext, onlyRecordFailures, state);
-            return path === undefined ? undefined : { path: path, ext: ext };
-        }
-    }
-    function tryFile(fileName, onlyRecordFailures, state) {
-        if (!onlyRecordFailures) {
-            if (state.host.fileExists(fileName)) {
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName);
-                }
-                return fileName;
-            }
-            else {
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName);
-                }
-            }
-        }
-        state.failedLookupLocations.push(fileName);
-        return undefined;
-    }
-    function loadNodeModuleFromDirectory(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
-        if (considerPackageJson === void 0) { considerPackageJson = true; }
-        var packageInfo = considerPackageJson ? getPackageJsonInfo(candidate, onlyRecordFailures, state) : undefined;
-        var packageJsonContent = packageInfo && packageInfo.packageJsonContent;
-        var versionPaths = packageInfo && packageInfo.versionPaths;
-        return withPackageId(packageInfo, loadNodeModuleFromDirectoryWorker(extensions, candidate, onlyRecordFailures, state, packageJsonContent, versionPaths));
-    }
-    function getPackageJsonInfo(packageDirectory, onlyRecordFailures, state) {
-        var host = state.host, traceEnabled = state.traceEnabled;
-        var directoryExists = !onlyRecordFailures && ts.directoryProbablyExists(packageDirectory, host);
-        var packageJsonPath = ts.combinePaths(packageDirectory, "package.json");
-        if (directoryExists && host.fileExists(packageJsonPath)) {
-            var packageJsonContent = ts.readJson(packageJsonPath, host);
-            if (traceEnabled) {
-                trace(host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath);
-            }
-            var versionPaths = readPackageJsonTypesVersionPaths(packageJsonContent, state);
-            return { packageDirectory: packageDirectory, packageJsonContent: packageJsonContent, versionPaths: versionPaths };
-        }
-        else {
-            if (directoryExists && traceEnabled) {
-                trace(host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath);
-            }
-            state.failedLookupLocations.push(packageJsonPath);
-        }
-    }
-    function loadNodeModuleFromDirectoryWorker(extensions, candidate, onlyRecordFailures, state, jsonContent, versionPaths) {
-        var packageFile;
-        if (jsonContent) {
-            switch (extensions) {
-                case Extensions.JavaScript:
-                case Extensions.Json:
-                    packageFile = readPackageJsonMainField(jsonContent, candidate, state);
-                    break;
-                case Extensions.TypeScript:
-                    packageFile = readPackageJsonTypesFields(jsonContent, candidate, state) || readPackageJsonMainField(jsonContent, candidate, state);
-                    break;
-                case Extensions.DtsOnly:
-                    packageFile = readPackageJsonTypesFields(jsonContent, candidate, state);
-                    break;
-                case Extensions.TSConfig:
-                    packageFile = readPackageJsonTSConfigField(jsonContent, candidate, state);
-                    break;
-                default:
-                    return ts.Debug.assertNever(extensions);
-            }
-        }
-        var loader = function (extensions, candidate, onlyRecordFailures, state) {
-            var fromFile = tryFile(candidate, onlyRecordFailures, state);
-            if (fromFile) {
-                var resolved = resolvedIfExtensionMatches(extensions, fromFile);
-                if (resolved) {
-                    return noPackageId(resolved);
-                }
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromFile);
-                }
-            }
-            var nextExtensions = extensions === Extensions.DtsOnly ? Extensions.TypeScript : extensions;
-            return nodeLoadModuleByRelativeName(nextExtensions, candidate, onlyRecordFailures, state, false);
-        };
-        var onlyRecordFailuresForPackageFile = packageFile ? !ts.directoryProbablyExists(ts.getDirectoryPath(packageFile), state.host) : undefined;
-        var onlyRecordFailuresForIndex = onlyRecordFailures || !ts.directoryProbablyExists(candidate, state.host);
-        var indexPath = ts.combinePaths(candidate, extensions === Extensions.TSConfig ? "tsconfig" : "index");
-        if (versionPaths && (!packageFile || ts.containsPath(candidate, packageFile))) {
-            var moduleName = ts.getRelativePathFromDirectory(candidate, packageFile || indexPath, false);
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.package_json_has_a_typesVersions_entry_0_that_matches_compiler_version_1_looking_for_a_pattern_to_match_module_name_2, versionPaths.version, ts.version, moduleName);
-            }
-            var result = tryLoadModuleUsingPaths(extensions, moduleName, candidate, versionPaths.paths, loader, onlyRecordFailuresForPackageFile || onlyRecordFailuresForIndex, state);
-            if (result) {
-                return removeIgnoredPackageId(result.value);
-            }
-        }
-        var packageFileResult = packageFile && removeIgnoredPackageId(loader(extensions, packageFile, onlyRecordFailuresForPackageFile, state));
-        if (packageFileResult)
-            return packageFileResult;
-        return loadModuleFromFile(extensions, indexPath, onlyRecordFailuresForIndex, state);
-    }
-    function resolvedIfExtensionMatches(extensions, path) {
-        var ext = ts.tryGetExtensionFromPath(path);
-        return ext !== undefined && extensionIsOk(extensions, ext) ? { path: path, ext: ext } : undefined;
-    }
-    function extensionIsOk(extensions, extension) {
-        switch (extensions) {
-            case Extensions.JavaScript:
-                return extension === ".js" || extension === ".jsx";
-            case Extensions.TSConfig:
-            case Extensions.Json:
-                return extension === ".json";
-            case Extensions.TypeScript:
-                return extension === ".ts" || extension === ".tsx" || extension === ".d.ts";
-            case Extensions.DtsOnly:
-                return extension === ".d.ts";
-        }
-    }
-    function parsePackageName(moduleName) {
-        var idx = moduleName.indexOf(ts.directorySeparator);
-        if (moduleName[0] === "@") {
-            idx = moduleName.indexOf(ts.directorySeparator, idx + 1);
-        }
-        return idx === -1 ? { packageName: moduleName, rest: "" } : { packageName: moduleName.slice(0, idx), rest: moduleName.slice(idx + 1) };
-    }
-    ts.parsePackageName = parsePackageName;
-    function loadModuleFromNearestNodeModulesDirectory(extensions, moduleName, directory, state, cache, redirectedReference) {
-        return loadModuleFromNearestNodeModulesDirectoryWorker(extensions, moduleName, directory, state, false, cache, redirectedReference);
-    }
-    function loadModuleFromNearestNodeModulesDirectoryTypesScope(moduleName, directory, state) {
-        return loadModuleFromNearestNodeModulesDirectoryWorker(Extensions.DtsOnly, moduleName, directory, state, true, undefined, undefined);
-    }
-    function loadModuleFromNearestNodeModulesDirectoryWorker(extensions, moduleName, directory, state, typesScopeOnly, cache, redirectedReference) {
-        var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName, redirectedReference);
-        return ts.forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) {
-            if (ts.getBaseFileName(ancestorDirectory) !== "node_modules") {
-                var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, ancestorDirectory, state);
-                if (resolutionFromCache) {
-                    return resolutionFromCache;
-                }
-                return toSearchResult(loadModuleFromImmediateNodeModulesDirectory(extensions, moduleName, ancestorDirectory, state, typesScopeOnly));
-            }
-        });
-    }
-    function loadModuleFromImmediateNodeModulesDirectory(extensions, moduleName, directory, state, typesScopeOnly) {
-        var nodeModulesFolder = ts.combinePaths(directory, "node_modules");
-        var nodeModulesFolderExists = ts.directoryProbablyExists(nodeModulesFolder, state.host);
-        if (!nodeModulesFolderExists && state.traceEnabled) {
-            trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesFolder);
-        }
-        var packageResult = typesScopeOnly ? undefined : loadModuleFromSpecificNodeModulesDirectory(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, state);
-        if (packageResult) {
-            return packageResult;
-        }
-        if (extensions === Extensions.TypeScript || extensions === Extensions.DtsOnly) {
-            var nodeModulesAtTypes_1 = ts.combinePaths(nodeModulesFolder, "@types");
-            var nodeModulesAtTypesExists = nodeModulesFolderExists;
-            if (nodeModulesFolderExists && !ts.directoryProbablyExists(nodeModulesAtTypes_1, state.host)) {
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesAtTypes_1);
-                }
-                nodeModulesAtTypesExists = false;
-            }
-            return loadModuleFromSpecificNodeModulesDirectory(Extensions.DtsOnly, mangleScopedPackageNameWithTrace(moduleName, state), nodeModulesAtTypes_1, nodeModulesAtTypesExists, state);
-        }
-    }
-    function loadModuleFromSpecificNodeModulesDirectory(extensions, moduleName, nodeModulesDirectory, nodeModulesDirectoryExists, state) {
-        var candidate = ts.normalizePath(ts.combinePaths(nodeModulesDirectory, moduleName));
-        var packageInfo = getPackageJsonInfo(candidate, !nodeModulesDirectoryExists, state);
-        if (packageInfo) {
-            var fromFile = loadModuleFromFile(extensions, candidate, !nodeModulesDirectoryExists, state);
-            if (fromFile) {
-                return noPackageId(fromFile);
-            }
-            var fromDirectory = loadNodeModuleFromDirectoryWorker(extensions, candidate, !nodeModulesDirectoryExists, state, packageInfo.packageJsonContent, packageInfo.versionPaths);
-            return withPackageId(packageInfo, fromDirectory);
-        }
-        var loader = function (extensions, candidate, onlyRecordFailures, state) {
-            var pathAndExtension = loadModuleFromFile(extensions, candidate, onlyRecordFailures, state) ||
-                loadNodeModuleFromDirectoryWorker(extensions, candidate, onlyRecordFailures, state, packageInfo && packageInfo.packageJsonContent, packageInfo && packageInfo.versionPaths);
-            return withPackageId(packageInfo, pathAndExtension);
-        };
-        var _a = parsePackageName(moduleName), packageName = _a.packageName, rest = _a.rest;
-        if (rest !== "") {
-            var packageDirectory = ts.combinePaths(nodeModulesDirectory, packageName);
-            packageInfo = getPackageJsonInfo(packageDirectory, !nodeModulesDirectoryExists, state);
-            if (packageInfo && packageInfo.versionPaths) {
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.package_json_has_a_typesVersions_entry_0_that_matches_compiler_version_1_looking_for_a_pattern_to_match_module_name_2, packageInfo.versionPaths.version, ts.version, rest);
-                }
-                var packageDirectoryExists = nodeModulesDirectoryExists && ts.directoryProbablyExists(packageDirectory, state.host);
-                var fromPaths = tryLoadModuleUsingPaths(extensions, rest, packageDirectory, packageInfo.versionPaths.paths, loader, !packageDirectoryExists, state);
-                if (fromPaths) {
-                    return fromPaths.value;
-                }
-            }
-        }
-        return loader(extensions, candidate, !nodeModulesDirectoryExists, state);
-    }
-    function tryLoadModuleUsingPaths(extensions, moduleName, baseDirectory, paths, loader, onlyRecordFailures, state) {
-        var matchedPattern = ts.matchPatternOrExact(ts.getOwnKeys(paths), moduleName);
-        if (matchedPattern) {
-            var matchedStar_1 = ts.isString(matchedPattern) ? undefined : ts.matchedText(matchedPattern, moduleName);
-            var matchedPatternText = ts.isString(matchedPattern) ? matchedPattern : ts.patternText(matchedPattern);
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Module_name_0_matched_pattern_1, moduleName, matchedPatternText);
-            }
-            var resolved = ts.forEach(paths[matchedPatternText], function (subst) {
-                var path = matchedStar_1 ? subst.replace("*", matchedStar_1) : subst;
-                var candidate = ts.normalizePath(ts.combinePaths(baseDirectory, path));
-                if (state.traceEnabled) {
-                    trace(state.host, ts.Diagnostics.Trying_substitution_0_candidate_module_location_Colon_1, subst, path);
-                }
-                var extension = ts.tryGetExtensionFromPath(candidate);
-                if (extension !== undefined) {
-                    var path_1 = tryFile(candidate, onlyRecordFailures, state);
-                    if (path_1 !== undefined) {
-                        return noPackageId({ path: path_1, ext: extension });
-                    }
-                }
-                return loader(extensions, candidate, onlyRecordFailures || !ts.directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state);
-            });
-            return { value: resolved };
-        }
-    }
-    var mangledScopedPackageSeparator = "__";
-    function mangleScopedPackageNameWithTrace(packageName, state) {
-        var mangled = mangleScopedPackageName(packageName);
-        if (state.traceEnabled && mangled !== packageName) {
-            trace(state.host, ts.Diagnostics.Scoped_package_detected_looking_in_0, mangled);
-        }
-        return mangled;
-    }
-    function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
-    }
-    ts.getTypesPackageName = getTypesPackageName;
-    function mangleScopedPackageName(packageName) {
-        if (ts.startsWith(packageName, "@")) {
-            var replaceSlash = packageName.replace(ts.directorySeparator, mangledScopedPackageSeparator);
-            if (replaceSlash !== packageName) {
-                return replaceSlash.slice(1);
-            }
-        }
-        return packageName;
-    }
-    ts.mangleScopedPackageName = mangleScopedPackageName;
-    function getPackageNameFromTypesPackageName(mangledName) {
-        var withoutAtTypePrefix = ts.removePrefix(mangledName, "@types/");
-        if (withoutAtTypePrefix !== mangledName) {
-            return unmangleScopedPackageName(withoutAtTypePrefix);
-        }
-        return mangledName;
-    }
-    ts.getPackageNameFromTypesPackageName = getPackageNameFromTypesPackageName;
-    function unmangleScopedPackageName(typesPackageName) {
-        return ts.stringContains(typesPackageName, mangledScopedPackageSeparator) ?
-            "@" + typesPackageName.replace(mangledScopedPackageSeparator, ts.directorySeparator) :
-            typesPackageName;
-    }
-    ts.unmangleScopedPackageName = unmangleScopedPackageName;
-    function tryFindNonRelativeModuleNameInCache(cache, moduleName, containingDirectory, state) {
-        var result = cache && cache.get(containingDirectory);
-        if (result) {
-            if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache_from_location_1, moduleName, containingDirectory);
-            }
-            state.resultFromCache = result;
-            return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, originalPath: result.resolvedModule.originalPath || true, extension: result.resolvedModule.extension, packageId: result.resolvedModule.packageId } };
-        }
-    }
-    function classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference) {
-        var traceEnabled = isTraceEnabled(compilerOptions, host);
-        var failedLookupLocations = [];
-        var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations };
-        var containingDirectory = ts.getDirectoryPath(containingFile);
-        var resolved = tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript);
-        return createResolvedModuleWithFailedLookupLocations(resolved && resolved.value, false, failedLookupLocations, state.resultFromCache);
-        function tryResolve(extensions) {
-            var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFileNoPackageId, state);
-            if (resolvedUsingSettings) {
-                return { value: resolvedUsingSettings };
-            }
-            if (!ts.isExternalModuleNameRelative(moduleName)) {
-                var perModuleNameCache_1 = cache && cache.getOrCreateCacheForModuleName(moduleName, redirectedReference);
-                var resolved_3 = ts.forEachAncestorDirectory(containingDirectory, function (directory) {
-                    var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache_1, moduleName, directory, state);
-                    if (resolutionFromCache) {
-                        return resolutionFromCache;
-                    }
-                    var searchName = ts.normalizePath(ts.combinePaths(directory, moduleName));
-                    return toSearchResult(loadModuleFromFileNoPackageId(extensions, searchName, false, state));
-                });
-                if (resolved_3) {
-                    return resolved_3;
-                }
-                if (extensions === Extensions.TypeScript) {
-                    return loadModuleFromNearestNodeModulesDirectoryTypesScope(moduleName, containingDirectory, state);
-                }
-            }
-            else {
-                var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName));
-                return toSearchResult(loadModuleFromFileNoPackageId(extensions, candidate, false, state));
-            }
-        }
-    }
-    ts.classicNameResolver = classicNameResolver;
-    function loadModuleFromGlobalCache(moduleName, projectName, compilerOptions, host, globalCache) {
-        var traceEnabled = isTraceEnabled(compilerOptions, host);
-        if (traceEnabled) {
-            trace(host, ts.Diagnostics.Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2, projectName, moduleName, globalCache);
-        }
-        var failedLookupLocations = [];
-        var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations };
-        var resolved = loadModuleFromImmediateNodeModulesDirectory(Extensions.DtsOnly, moduleName, globalCache, state, false);
-        return createResolvedModuleWithFailedLookupLocations(resolved, true, failedLookupLocations, state.resultFromCache);
-    }
-    ts.loadModuleFromGlobalCache = loadModuleFromGlobalCache;
-    function toSearchResult(value) {
-        return value !== undefined ? { value: value } : undefined;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getModuleInstanceState(node, visited) {
-        if (node.body && !node.body.parent) {
-            ts.setParent(node.body, node);
-            ts.setParentRecursive(node.body, false);
-        }
-        return node.body ? getModuleInstanceStateCached(node.body, visited) : 1;
-    }
-    ts.getModuleInstanceState = getModuleInstanceState;
-    function getModuleInstanceStateCached(node, visited) {
-        if (visited === void 0) { visited = new ts.Map(); }
-        var nodeId = ts.getNodeId(node);
-        if (visited.has(nodeId)) {
-            return visited.get(nodeId) || 0;
-        }
-        visited.set(nodeId, undefined);
-        var result = getModuleInstanceStateWorker(node, visited);
-        visited.set(nodeId, result);
-        return result;
-    }
-    function getModuleInstanceStateWorker(node, visited) {
-        switch (node.kind) {
-            case 253:
-            case 254:
-                return 0;
-            case 255:
-                if (ts.isEnumConst(node)) {
-                    return 2;
-                }
-                break;
-            case 261:
-            case 260:
-                if (!(ts.hasSyntacticModifier(node, 1))) {
-                    return 0;
-                }
-                break;
-            case 267:
-                var exportDeclaration = node;
-                if (!exportDeclaration.moduleSpecifier && exportDeclaration.exportClause && exportDeclaration.exportClause.kind === 268) {
-                    var state = 0;
-                    for (var _i = 0, _a = exportDeclaration.exportClause.elements; _i < _a.length; _i++) {
-                        var specifier = _a[_i];
-                        var specifierState = getModuleInstanceStateForAliasTarget(specifier, visited);
-                        if (specifierState > state) {
-                            state = specifierState;
-                        }
-                        if (state === 1) {
-                            return state;
-                        }
-                    }
-                    return state;
-                }
-                break;
-            case 257: {
-                var state_1 = 0;
-                ts.forEachChild(node, function (n) {
-                    var childState = getModuleInstanceStateCached(n, visited);
-                    switch (childState) {
-                        case 0:
-                            return;
-                        case 2:
-                            state_1 = 2;
-                            return;
-                        case 1:
-                            state_1 = 1;
-                            return true;
-                        default:
-                            ts.Debug.assertNever(childState);
-                    }
-                });
-                return state_1;
-            }
-            case 256:
-                return getModuleInstanceState(node, visited);
-            case 78:
-                if (node.isInJSDocNamespace) {
-                    return 0;
-                }
-        }
-        return 1;
-    }
-    function getModuleInstanceStateForAliasTarget(specifier, visited) {
-        var name = specifier.propertyName || specifier.name;
-        var p = specifier.parent;
-        while (p) {
-            if (ts.isBlock(p) || ts.isModuleBlock(p) || ts.isSourceFile(p)) {
-                var statements = p.statements;
-                var found = void 0;
-                for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) {
-                    var statement = statements_2[_i];
-                    if (ts.nodeHasName(statement, name)) {
-                        if (!statement.parent) {
-                            ts.setParent(statement, p);
-                            ts.setParentRecursive(statement, false);
-                        }
-                        var state = getModuleInstanceStateCached(statement, visited);
-                        if (found === undefined || state > found) {
-                            found = state;
-                        }
-                        if (found === 1) {
-                            return found;
-                        }
-                    }
-                }
-                if (found !== undefined) {
-                    return found;
-                }
-            }
-            p = p.parent;
-        }
-        return 1;
-    }
-    function initFlowNode(node) {
-        ts.Debug.attachFlowNodeDebugInfo(node);
-        return node;
-    }
-    var binder = createBinder();
-    function bindSourceFile(file, options) {
-        var tracingData = ["bind", "bindSourceFile", { path: file.path }];
-        ts.tracing.begin.apply(ts.tracing, tracingData);
-        ts.performance.mark("beforeBind");
-        ts.perfLogger.logStartBindFile("" + file.fileName);
-        binder(file, options);
-        ts.perfLogger.logStopBindFile();
-        ts.performance.mark("afterBind");
-        ts.performance.measure("Bind", "beforeBind", "afterBind");
-        ts.tracing.end.apply(ts.tracing, tracingData);
-    }
-    ts.bindSourceFile = bindSourceFile;
-    function createBinder() {
-        var file;
-        var options;
-        var languageVersion;
-        var parent;
-        var container;
-        var thisParentContainer;
-        var blockScopeContainer;
-        var lastContainer;
-        var delayedTypeAliases;
-        var seenThisKeyword;
-        var currentFlow;
-        var currentBreakTarget;
-        var currentContinueTarget;
-        var currentReturnTarget;
-        var currentTrueTarget;
-        var currentFalseTarget;
-        var currentExceptionTarget;
-        var preSwitchCaseFlow;
-        var activeLabelList;
-        var hasExplicitReturn;
-        var emitFlags;
-        var inStrictMode;
-        var inAssignmentPattern = false;
-        var symbolCount = 0;
-        var Symbol;
-        var classifiableNames;
-        var unreachableFlow = { flags: 1 };
-        var reportedUnreachableFlow = { flags: 1 };
-        function createDiagnosticForNode(node, message, arg0, arg1, arg2) {
-            return ts.createDiagnosticForNodeInSourceFile(ts.getSourceFileOfNode(node) || file, node, message, arg0, arg1, arg2);
-        }
-        function bindSourceFile(f, opts) {
-            file = f;
-            options = opts;
-            languageVersion = ts.getEmitScriptTarget(options);
-            inStrictMode = bindInStrictMode(file, opts);
-            classifiableNames = new ts.Set();
-            symbolCount = 0;
-            Symbol = ts.objectAllocator.getSymbolConstructor();
-            ts.Debug.attachFlowNodeDebugInfo(unreachableFlow);
-            ts.Debug.attachFlowNodeDebugInfo(reportedUnreachableFlow);
-            if (!file.locals) {
-                bind(file);
-                file.symbolCount = symbolCount;
-                file.classifiableNames = classifiableNames;
-                delayedBindJSDocTypedefTag();
-            }
-            file = undefined;
-            options = undefined;
-            languageVersion = undefined;
-            parent = undefined;
-            container = undefined;
-            thisParentContainer = undefined;
-            blockScopeContainer = undefined;
-            lastContainer = undefined;
-            delayedTypeAliases = undefined;
-            seenThisKeyword = false;
-            currentFlow = undefined;
-            currentBreakTarget = undefined;
-            currentContinueTarget = undefined;
-            currentReturnTarget = undefined;
-            currentTrueTarget = undefined;
-            currentFalseTarget = undefined;
-            currentExceptionTarget = undefined;
-            activeLabelList = undefined;
-            hasExplicitReturn = false;
-            inAssignmentPattern = false;
-            emitFlags = 0;
-        }
-        return bindSourceFile;
-        function bindInStrictMode(file, opts) {
-            if (ts.getStrictOptionValue(opts, "alwaysStrict") && !file.isDeclarationFile) {
-                return true;
-            }
-            else {
-                return !!file.externalModuleIndicator;
-            }
-        }
-        function createSymbol(flags, name) {
-            symbolCount++;
-            return new Symbol(flags, name);
-        }
-        function addDeclarationToSymbol(symbol, node, symbolFlags) {
-            symbol.flags |= symbolFlags;
-            node.symbol = symbol;
-            symbol.declarations = ts.appendIfUnique(symbol.declarations, node);
-            if (symbolFlags & (32 | 384 | 1536 | 3) && !symbol.exports) {
-                symbol.exports = ts.createSymbolTable();
-            }
-            if (symbolFlags & (32 | 64 | 2048 | 4096) && !symbol.members) {
-                symbol.members = ts.createSymbolTable();
-            }
-            if (symbol.constEnumOnlyModule && (symbol.flags & (16 | 32 | 256))) {
-                symbol.constEnumOnlyModule = false;
-            }
-            if (symbolFlags & 111551) {
-                ts.setValueDeclaration(symbol, node);
-            }
-        }
-        function getDeclarationName(node) {
-            if (node.kind === 266) {
-                return node.isExportEquals ? "export=" : "default";
-            }
-            var name = ts.getNameOfDeclaration(node);
-            if (name) {
-                if (ts.isAmbientModule(node)) {
-                    var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
-                }
-                if (name.kind === 158) {
-                    var nameExpression = name.expression;
-                    if (ts.isStringOrNumericLiteralLike(nameExpression)) {
-                        return ts.escapeLeadingUnderscores(nameExpression.text);
-                    }
-                    if (ts.isSignedNumericLiteral(nameExpression)) {
-                        return ts.tokenToString(nameExpression.operator) + nameExpression.operand.text;
-                    }
-                    ts.Debug.assert(ts.isWellKnownSymbolSyntactically(nameExpression));
-                    return ts.getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name));
-                }
-                if (ts.isWellKnownSymbolSyntactically(name)) {
-                    return ts.getPropertyNameForKnownSymbolName(ts.idText(name.name));
-                }
-                if (ts.isPrivateIdentifier(name)) {
-                    var containingClass = ts.getContainingClass(node);
-                    if (!containingClass) {
-                        return undefined;
-                    }
-                    var containingClassSymbol = containingClass.symbol;
-                    return ts.getSymbolNameForPrivateIdentifier(containingClassSymbol, name.escapedText);
-                }
-                return ts.isPropertyNameLiteral(name) ? ts.getEscapedTextOfIdentifierOrLiteral(name) : undefined;
-            }
-            switch (node.kind) {
-                case 166:
-                    return "__constructor";
-                case 174:
-                case 169:
-                case 313:
-                    return "__call";
-                case 175:
-                case 170:
-                    return "__new";
-                case 171:
-                    return "__index";
-                case 267:
-                    return "__export";
-                case 297:
-                    return "export=";
-                case 216:
-                    if (ts.getAssignmentDeclarationKind(node) === 2) {
-                        return "export=";
-                    }
-                    ts.Debug.fail("Unknown binary declaration kind");
-                    break;
-                case 308:
-                    return (ts.isJSDocConstructSignature(node) ? "__new" : "__call");
-                case 160:
-                    ts.Debug.assert(node.parent.kind === 308, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
-                    var functionType = node.parent;
-                    var index = functionType.parameters.indexOf(node);
-                    return "arg" + index;
-            }
-        }
-        function getDisplayName(node) {
-            return ts.isNamedDeclaration(node) ? ts.declarationNameToString(node.name) : ts.unescapeLeadingUnderscores(ts.Debug.checkDefined(getDeclarationName(node)));
-        }
-        function declareSymbol(symbolTable, parent, node, includes, excludes, isReplaceableByMethod) {
-            ts.Debug.assert(!ts.hasDynamicName(node));
-            var isDefaultExport = ts.hasSyntacticModifier(node, 512) || ts.isExportSpecifier(node) && node.name.escapedText === "default";
-            var name = isDefaultExport && parent ? "default" : getDeclarationName(node);
-            var symbol;
-            if (name === undefined) {
-                symbol = createSymbol(0, "__missing");
-            }
-            else {
-                symbol = symbolTable.get(name);
-                if (includes & 2885600) {
-                    classifiableNames.add(name);
-                }
-                if (!symbol) {
-                    symbolTable.set(name, symbol = createSymbol(0, name));
-                    if (isReplaceableByMethod)
-                        symbol.isReplaceableByMethod = true;
-                }
-                else if (isReplaceableByMethod && !symbol.isReplaceableByMethod) {
-                    return symbol;
-                }
-                else if (symbol.flags & excludes) {
-                    if (symbol.isReplaceableByMethod) {
-                        symbolTable.set(name, symbol = createSymbol(0, name));
-                    }
-                    else if (!(includes & 3 && symbol.flags & 67108864)) {
-                        if (ts.isNamedDeclaration(node)) {
-                            ts.setParent(node.name, node);
-                        }
-                        var message_1 = symbol.flags & 2
-                            ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0
-                            : ts.Diagnostics.Duplicate_identifier_0;
-                        var messageNeedsName_1 = true;
-                        if (symbol.flags & 384 || includes & 384) {
-                            message_1 = ts.Diagnostics.Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations;
-                            messageNeedsName_1 = false;
-                        }
-                        var multipleDefaultExports_1 = false;
-                        if (ts.length(symbol.declarations)) {
-                            if (isDefaultExport) {
-                                message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports;
-                                messageNeedsName_1 = false;
-                                multipleDefaultExports_1 = true;
-                            }
-                            else {
-                                if (symbol.declarations && symbol.declarations.length &&
-                                    (node.kind === 266 && !node.isExportEquals)) {
-                                    message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports;
-                                    messageNeedsName_1 = false;
-                                    multipleDefaultExports_1 = true;
-                                }
-                            }
-                        }
-                        var relatedInformation_1 = [];
-                        if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1) && symbol.flags & (2097152 | 788968 | 1920)) {
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
-                        }
-                        var declarationName_1 = ts.getNameOfDeclaration(node) || node;
-                        ts.forEach(symbol.declarations, function (declaration, index) {
-                            var decl = ts.getNameOfDeclaration(declaration) || declaration;
-                            var diag = createDiagnosticForNode(decl, message_1, messageNeedsName_1 ? getDisplayName(declaration) : undefined);
-                            file.bindDiagnostics.push(multipleDefaultExports_1 ? ts.addRelatedInfo(diag, createDiagnosticForNode(declarationName_1, index === 0 ? ts.Diagnostics.Another_export_default_is_here : ts.Diagnostics.and_here)) : diag);
-                            if (multipleDefaultExports_1) {
-                                relatedInformation_1.push(createDiagnosticForNode(decl, ts.Diagnostics.The_first_export_default_is_here));
-                            }
-                        });
-                        var diag = createDiagnosticForNode(declarationName_1, message_1, messageNeedsName_1 ? getDisplayName(node) : undefined);
-                        file.bindDiagnostics.push(ts.addRelatedInfo.apply(void 0, __spreadArrays([diag], relatedInformation_1)));
-                        symbol = createSymbol(0, name);
-                    }
-                }
-            }
-            addDeclarationToSymbol(symbol, node, includes);
-            if (symbol.parent) {
-                ts.Debug.assert(symbol.parent === parent, "Existing symbol parent should match new one");
-            }
-            else {
-                symbol.parent = parent;
-            }
-            return symbol;
-        }
-        function declareModuleMember(node, symbolFlags, symbolExcludes) {
-            var hasExportModifier = !!(ts.getCombinedModifierFlags(node) & 1) || jsdocTreatAsExported(node);
-            if (symbolFlags & 2097152) {
-                if (node.kind === 270 || (node.kind === 260 && hasExportModifier)) {
-                    return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
-                }
-                else {
-                    return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
-                }
-            }
-            else {
-                if (ts.isJSDocTypeAlias(node))
-                    ts.Debug.assert(ts.isInJSFile(node));
-                if (!ts.isAmbientModule(node) && (hasExportModifier || container.flags & 64)) {
-                    if (!container.locals || (ts.hasSyntacticModifier(node, 512) && !getDeclarationName(node))) {
-                        return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
-                    }
-                    var exportKind = symbolFlags & 111551 ? 1048576 : 0;
-                    var local = declareSymbol(container.locals, undefined, node, exportKind, symbolExcludes);
-                    local.exportSymbol = declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
-                    node.localSymbol = local;
-                    return local;
-                }
-                else {
-                    return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
-                }
-            }
-        }
-        function jsdocTreatAsExported(node) {
-            if (node.parent && ts.isModuleDeclaration(node)) {
-                node = node.parent;
-            }
-            if (!ts.isJSDocTypeAlias(node))
-                return false;
-            if (!ts.isJSDocEnumTag(node) && !!node.fullName)
-                return true;
-            var declName = ts.getNameOfDeclaration(node);
-            if (!declName)
-                return false;
-            if (ts.isPropertyAccessEntityNameExpression(declName.parent) && isTopLevelNamespaceAssignment(declName.parent))
-                return true;
-            if (ts.isDeclaration(declName.parent) && ts.getCombinedModifierFlags(declName.parent) & 1)
-                return true;
-            return false;
-        }
-        function bindContainer(node, containerFlags) {
-            var saveContainer = container;
-            var saveThisParentContainer = thisParentContainer;
-            var savedBlockScopeContainer = blockScopeContainer;
-            if (containerFlags & 1) {
-                if (node.kind !== 209) {
-                    thisParentContainer = container;
-                }
-                container = blockScopeContainer = node;
-                if (containerFlags & 32) {
-                    container.locals = ts.createSymbolTable();
-                }
-                addToContainerChain(container);
-            }
-            else if (containerFlags & 2) {
-                blockScopeContainer = node;
-                blockScopeContainer.locals = undefined;
-            }
-            if (containerFlags & 4) {
-                var saveCurrentFlow = currentFlow;
-                var saveBreakTarget = currentBreakTarget;
-                var saveContinueTarget = currentContinueTarget;
-                var saveReturnTarget = currentReturnTarget;
-                var saveExceptionTarget = currentExceptionTarget;
-                var saveActiveLabelList = activeLabelList;
-                var saveHasExplicitReturn = hasExplicitReturn;
-                var isIIFE = containerFlags & 16 && !ts.hasSyntacticModifier(node, 256) &&
-                    !node.asteriskToken && !!ts.getImmediatelyInvokedFunctionExpression(node);
-                if (!isIIFE) {
-                    currentFlow = initFlowNode({ flags: 2 });
-                    if (containerFlags & (16 | 128)) {
-                        currentFlow.node = node;
-                    }
-                }
-                currentReturnTarget = isIIFE || node.kind === 166 || (ts.isInJSFile && (node.kind === 251 || node.kind === 208)) ? createBranchLabel() : undefined;
-                currentExceptionTarget = undefined;
-                currentBreakTarget = undefined;
-                currentContinueTarget = undefined;
-                activeLabelList = undefined;
-                hasExplicitReturn = false;
-                bindChildren(node);
-                node.flags &= ~2816;
-                if (!(currentFlow.flags & 1) && containerFlags & 8 && ts.nodeIsPresent(node.body)) {
-                    node.flags |= 256;
-                    if (hasExplicitReturn)
-                        node.flags |= 512;
-                    node.endFlowNode = currentFlow;
-                }
-                if (node.kind === 297) {
-                    node.flags |= emitFlags;
-                }
-                if (currentReturnTarget) {
-                    addAntecedent(currentReturnTarget, currentFlow);
-                    currentFlow = finishFlowLabel(currentReturnTarget);
-                    if (node.kind === 166 || (ts.isInJSFile && (node.kind === 251 || node.kind === 208))) {
-                        node.returnFlowNode = currentFlow;
-                    }
-                }
-                if (!isIIFE) {
-                    currentFlow = saveCurrentFlow;
-                }
-                currentBreakTarget = saveBreakTarget;
-                currentContinueTarget = saveContinueTarget;
-                currentReturnTarget = saveReturnTarget;
-                currentExceptionTarget = saveExceptionTarget;
-                activeLabelList = saveActiveLabelList;
-                hasExplicitReturn = saveHasExplicitReturn;
-            }
-            else if (containerFlags & 64) {
-                seenThisKeyword = false;
-                bindChildren(node);
-                node.flags = seenThisKeyword ? node.flags | 128 : node.flags & ~128;
-            }
-            else {
-                bindChildren(node);
-            }
-            container = saveContainer;
-            thisParentContainer = saveThisParentContainer;
-            blockScopeContainer = savedBlockScopeContainer;
-        }
-        function bindEachFunctionsFirst(nodes) {
-            bindEach(nodes, function (n) { return n.kind === 251 ? bind(n) : undefined; });
-            bindEach(nodes, function (n) { return n.kind !== 251 ? bind(n) : undefined; });
-        }
-        function bindEach(nodes, bindFunction) {
-            if (bindFunction === void 0) { bindFunction = bind; }
-            if (nodes === undefined) {
-                return;
-            }
-            ts.forEach(nodes, bindFunction);
-        }
-        function bindEachChild(node) {
-            ts.forEachChild(node, bind, bindEach);
-        }
-        function bindChildren(node) {
-            var saveInAssignmentPattern = inAssignmentPattern;
-            inAssignmentPattern = false;
-            if (checkUnreachable(node)) {
-                bindEachChild(node);
-                bindJSDoc(node);
-                inAssignmentPattern = saveInAssignmentPattern;
-                return;
-            }
-            if (node.kind >= 232 && node.kind <= 248 && !options.allowUnreachableCode) {
-                node.flowNode = currentFlow;
-            }
-            switch (node.kind) {
-                case 236:
-                    bindWhileStatement(node);
-                    break;
-                case 235:
-                    bindDoStatement(node);
-                    break;
-                case 237:
-                    bindForStatement(node);
-                    break;
-                case 238:
-                case 239:
-                    bindForInOrForOfStatement(node);
-                    break;
-                case 234:
-                    bindIfStatement(node);
-                    break;
-                case 242:
-                case 246:
-                    bindReturnOrThrow(node);
-                    break;
-                case 241:
-                case 240:
-                    bindBreakOrContinueStatement(node);
-                    break;
-                case 247:
-                    bindTryStatement(node);
-                    break;
-                case 244:
-                    bindSwitchStatement(node);
-                    break;
-                case 258:
-                    bindCaseBlock(node);
-                    break;
-                case 284:
-                    bindCaseClause(node);
-                    break;
-                case 233:
-                    bindExpressionStatement(node);
-                    break;
-                case 245:
-                    bindLabeledStatement(node);
-                    break;
-                case 214:
-                    bindPrefixUnaryExpressionFlow(node);
-                    break;
-                case 215:
-                    bindPostfixUnaryExpressionFlow(node);
-                    break;
-                case 216:
-                    if (ts.isDestructuringAssignment(node)) {
-                        inAssignmentPattern = saveInAssignmentPattern;
-                        bindDestructuringAssignmentFlow(node);
-                        return;
-                    }
-                    bindBinaryExpressionFlow(node);
-                    break;
-                case 210:
-                    bindDeleteExpressionFlow(node);
-                    break;
-                case 217:
-                    bindConditionalExpressionFlow(node);
-                    break;
-                case 249:
-                    bindVariableDeclarationFlow(node);
-                    break;
-                case 201:
-                case 202:
-                    bindAccessExpressionFlow(node);
-                    break;
-                case 203:
-                    bindCallExpressionFlow(node);
-                    break;
-                case 225:
-                    bindNonNullExpressionFlow(node);
-                    break;
-                case 331:
-                case 324:
-                case 325:
-                    bindJSDocTypeAlias(node);
-                    break;
-                case 297: {
-                    bindEachFunctionsFirst(node.statements);
-                    bind(node.endOfFileToken);
-                    break;
-                }
-                case 230:
-                case 257:
-                    bindEachFunctionsFirst(node.statements);
-                    break;
-                case 198:
-                    bindBindingElementFlow(node);
-                    break;
-                case 200:
-                case 199:
-                case 288:
-                case 220:
-                    inAssignmentPattern = saveInAssignmentPattern;
-                default:
-                    bindEachChild(node);
-                    break;
-            }
-            bindJSDoc(node);
-            inAssignmentPattern = saveInAssignmentPattern;
-        }
-        function isNarrowingExpression(expr) {
-            switch (expr.kind) {
-                case 78:
-                case 79:
-                case 107:
-                case 201:
-                case 202:
-                    return containsNarrowableReference(expr);
-                case 203:
-                    return hasNarrowableArgument(expr);
-                case 207:
-                case 225:
-                    return isNarrowingExpression(expr.expression);
-                case 216:
-                    return isNarrowingBinaryExpression(expr);
-                case 214:
-                    return expr.operator === 53 && isNarrowingExpression(expr.operand);
-                case 211:
-                    return isNarrowingExpression(expr.expression);
-            }
-            return false;
-        }
-        function isNarrowableReference(expr) {
-            return expr.kind === 78 || expr.kind === 79 || expr.kind === 107 || expr.kind === 105 ||
-                (ts.isPropertyAccessExpression(expr) || ts.isNonNullExpression(expr) || ts.isParenthesizedExpression(expr)) && isNarrowableReference(expr.expression) ||
-                ts.isBinaryExpression(expr) && expr.operatorToken.kind === 27 && isNarrowableReference(expr.right) ||
-                ts.isElementAccessExpression(expr) && ts.isStringOrNumericLiteralLike(expr.argumentExpression) && isNarrowableReference(expr.expression) ||
-                ts.isAssignmentExpression(expr) && isNarrowableReference(expr.left);
-        }
-        function containsNarrowableReference(expr) {
-            return isNarrowableReference(expr) || ts.isOptionalChain(expr) && containsNarrowableReference(expr.expression);
-        }
-        function hasNarrowableArgument(expr) {
-            if (expr.arguments) {
-                for (var _i = 0, _a = expr.arguments; _i < _a.length; _i++) {
-                    var argument = _a[_i];
-                    if (containsNarrowableReference(argument)) {
-                        return true;
-                    }
-                }
-            }
-            if (expr.expression.kind === 201 &&
-                containsNarrowableReference(expr.expression.expression)) {
-                return true;
-            }
-            return false;
-        }
-        function isNarrowingTypeofOperands(expr1, expr2) {
-            return ts.isTypeOfExpression(expr1) && isNarrowableOperand(expr1.expression) && ts.isStringLiteralLike(expr2);
-        }
-        function isNarrowableInOperands(left, right) {
-            return ts.isStringLiteralLike(left) && isNarrowingExpression(right);
-        }
-        function isNarrowingBinaryExpression(expr) {
-            switch (expr.operatorToken.kind) {
-                case 62:
-                case 74:
-                case 75:
-                case 76:
-                    return containsNarrowableReference(expr.left);
-                case 34:
-                case 35:
-                case 36:
-                case 37:
-                    return isNarrowableOperand(expr.left) || isNarrowableOperand(expr.right) ||
-                        isNarrowingTypeofOperands(expr.right, expr.left) || isNarrowingTypeofOperands(expr.left, expr.right);
-                case 101:
-                    return isNarrowableOperand(expr.left);
-                case 100:
-                    return isNarrowableInOperands(expr.left, expr.right);
-                case 27:
-                    return isNarrowingExpression(expr.right);
-            }
-            return false;
-        }
-        function isNarrowableOperand(expr) {
-            switch (expr.kind) {
-                case 207:
-                    return isNarrowableOperand(expr.expression);
-                case 216:
-                    switch (expr.operatorToken.kind) {
-                        case 62:
-                            return isNarrowableOperand(expr.left);
-                        case 27:
-                            return isNarrowableOperand(expr.right);
-                    }
-            }
-            return containsNarrowableReference(expr);
-        }
-        function createBranchLabel() {
-            return initFlowNode({ flags: 4, antecedents: undefined });
-        }
-        function createLoopLabel() {
-            return initFlowNode({ flags: 8, antecedents: undefined });
-        }
-        function createReduceLabel(target, antecedents, antecedent) {
-            return initFlowNode({ flags: 1024, target: target, antecedents: antecedents, antecedent: antecedent });
-        }
-        function setFlowNodeReferenced(flow) {
-            flow.flags |= flow.flags & 2048 ? 4096 : 2048;
-        }
-        function addAntecedent(label, antecedent) {
-            if (!(antecedent.flags & 1) && !ts.contains(label.antecedents, antecedent)) {
-                (label.antecedents || (label.antecedents = [])).push(antecedent);
-                setFlowNodeReferenced(antecedent);
-            }
-        }
-        function createFlowCondition(flags, antecedent, expression) {
-            if (antecedent.flags & 1) {
-                return antecedent;
-            }
-            if (!expression) {
-                return flags & 32 ? antecedent : unreachableFlow;
-            }
-            if ((expression.kind === 109 && flags & 64 ||
-                expression.kind === 94 && flags & 32) &&
-                !ts.isExpressionOfOptionalChainRoot(expression) && !ts.isNullishCoalesce(expression.parent)) {
-                return unreachableFlow;
-            }
-            if (!isNarrowingExpression(expression)) {
-                return antecedent;
-            }
-            setFlowNodeReferenced(antecedent);
-            return initFlowNode({ flags: flags, antecedent: antecedent, node: expression });
-        }
-        function createFlowSwitchClause(antecedent, switchStatement, clauseStart, clauseEnd) {
-            setFlowNodeReferenced(antecedent);
-            return initFlowNode({ flags: 128, antecedent: antecedent, switchStatement: switchStatement, clauseStart: clauseStart, clauseEnd: clauseEnd });
-        }
-        function createFlowMutation(flags, antecedent, node) {
-            setFlowNodeReferenced(antecedent);
-            var result = initFlowNode({ flags: flags, antecedent: antecedent, node: node });
-            if (currentExceptionTarget) {
-                addAntecedent(currentExceptionTarget, result);
-            }
-            return result;
-        }
-        function createFlowCall(antecedent, node) {
-            setFlowNodeReferenced(antecedent);
-            return initFlowNode({ flags: 512, antecedent: antecedent, node: node });
-        }
-        function finishFlowLabel(flow) {
-            var antecedents = flow.antecedents;
-            if (!antecedents) {
-                return unreachableFlow;
-            }
-            if (antecedents.length === 1) {
-                return antecedents[0];
-            }
-            return flow;
-        }
-        function isStatementCondition(node) {
-            var parent = node.parent;
-            switch (parent.kind) {
-                case 234:
-                case 236:
-                case 235:
-                    return parent.expression === node;
-                case 237:
-                case 217:
-                    return parent.condition === node;
-            }
-            return false;
-        }
-        function isLogicalExpression(node) {
-            while (true) {
-                if (node.kind === 207) {
-                    node = node.expression;
-                }
-                else if (node.kind === 214 && node.operator === 53) {
-                    node = node.operand;
-                }
-                else {
-                    return node.kind === 216 && (node.operatorToken.kind === 55 ||
-                        node.operatorToken.kind === 56 ||
-                        node.operatorToken.kind === 60);
-                }
-            }
-        }
-        function isLogicalAssignmentExpression(node) {
-            node = ts.skipParentheses(node);
-            return ts.isBinaryExpression(node) && ts.isLogicalOrCoalescingAssignmentOperator(node.operatorToken.kind);
-        }
-        function isTopLevelLogicalExpression(node) {
-            while (ts.isParenthesizedExpression(node.parent) ||
-                ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 53) {
-                node = node.parent;
-            }
-            return !isStatementCondition(node) &&
-                !isLogicalAssignmentExpression(node.parent) &&
-                !isLogicalExpression(node.parent) &&
-                !(ts.isOptionalChain(node.parent) && node.parent.expression === node);
-        }
-        function doWithConditionalBranches(action, value, trueTarget, falseTarget) {
-            var savedTrueTarget = currentTrueTarget;
-            var savedFalseTarget = currentFalseTarget;
-            currentTrueTarget = trueTarget;
-            currentFalseTarget = falseTarget;
-            action(value);
-            currentTrueTarget = savedTrueTarget;
-            currentFalseTarget = savedFalseTarget;
-        }
-        function bindCondition(node, trueTarget, falseTarget) {
-            doWithConditionalBranches(bind, node, trueTarget, falseTarget);
-            if (!node || !isLogicalAssignmentExpression(node) && !isLogicalExpression(node) && !(ts.isOptionalChain(node) && ts.isOutermostOptionalChain(node))) {
-                addAntecedent(trueTarget, createFlowCondition(32, currentFlow, node));
-                addAntecedent(falseTarget, createFlowCondition(64, currentFlow, node));
-            }
-        }
-        function bindIterativeStatement(node, breakTarget, continueTarget) {
-            var saveBreakTarget = currentBreakTarget;
-            var saveContinueTarget = currentContinueTarget;
-            currentBreakTarget = breakTarget;
-            currentContinueTarget = continueTarget;
-            bind(node);
-            currentBreakTarget = saveBreakTarget;
-            currentContinueTarget = saveContinueTarget;
-        }
-        function setContinueTarget(node, target) {
-            var label = activeLabelList;
-            while (label && node.parent.kind === 245) {
-                label.continueTarget = target;
-                label = label.next;
-                node = node.parent;
-            }
-            return target;
-        }
-        function bindWhileStatement(node) {
-            var preWhileLabel = setContinueTarget(node, createLoopLabel());
-            var preBodyLabel = createBranchLabel();
-            var postWhileLabel = createBranchLabel();
-            addAntecedent(preWhileLabel, currentFlow);
-            currentFlow = preWhileLabel;
-            bindCondition(node.expression, preBodyLabel, postWhileLabel);
-            currentFlow = finishFlowLabel(preBodyLabel);
-            bindIterativeStatement(node.statement, postWhileLabel, preWhileLabel);
-            addAntecedent(preWhileLabel, currentFlow);
-            currentFlow = finishFlowLabel(postWhileLabel);
-        }
-        function bindDoStatement(node) {
-            var preDoLabel = createLoopLabel();
-            var preConditionLabel = setContinueTarget(node, createBranchLabel());
-            var postDoLabel = createBranchLabel();
-            addAntecedent(preDoLabel, currentFlow);
-            currentFlow = preDoLabel;
-            bindIterativeStatement(node.statement, postDoLabel, preConditionLabel);
-            addAntecedent(preConditionLabel, currentFlow);
-            currentFlow = finishFlowLabel(preConditionLabel);
-            bindCondition(node.expression, preDoLabel, postDoLabel);
-            currentFlow = finishFlowLabel(postDoLabel);
-        }
-        function bindForStatement(node) {
-            var preLoopLabel = setContinueTarget(node, createLoopLabel());
-            var preBodyLabel = createBranchLabel();
-            var postLoopLabel = createBranchLabel();
-            bind(node.initializer);
-            addAntecedent(preLoopLabel, currentFlow);
-            currentFlow = preLoopLabel;
-            bindCondition(node.condition, preBodyLabel, postLoopLabel);
-            currentFlow = finishFlowLabel(preBodyLabel);
-            bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel);
-            bind(node.incrementor);
-            addAntecedent(preLoopLabel, currentFlow);
-            currentFlow = finishFlowLabel(postLoopLabel);
-        }
-        function bindForInOrForOfStatement(node) {
-            var preLoopLabel = setContinueTarget(node, createLoopLabel());
-            var postLoopLabel = createBranchLabel();
-            bind(node.expression);
-            addAntecedent(preLoopLabel, currentFlow);
-            currentFlow = preLoopLabel;
-            if (node.kind === 239) {
-                bind(node.awaitModifier);
-            }
-            addAntecedent(postLoopLabel, currentFlow);
-            bind(node.initializer);
-            if (node.initializer.kind !== 250) {
-                bindAssignmentTargetFlow(node.initializer);
-            }
-            bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel);
-            addAntecedent(preLoopLabel, currentFlow);
-            currentFlow = finishFlowLabel(postLoopLabel);
-        }
-        function bindIfStatement(node) {
-            var thenLabel = createBranchLabel();
-            var elseLabel = createBranchLabel();
-            var postIfLabel = createBranchLabel();
-            bindCondition(node.expression, thenLabel, elseLabel);
-            currentFlow = finishFlowLabel(thenLabel);
-            bind(node.thenStatement);
-            addAntecedent(postIfLabel, currentFlow);
-            currentFlow = finishFlowLabel(elseLabel);
-            bind(node.elseStatement);
-            addAntecedent(postIfLabel, currentFlow);
-            currentFlow = finishFlowLabel(postIfLabel);
-        }
-        function bindReturnOrThrow(node) {
-            bind(node.expression);
-            if (node.kind === 242) {
-                hasExplicitReturn = true;
-                if (currentReturnTarget) {
-                    addAntecedent(currentReturnTarget, currentFlow);
-                }
-            }
-            currentFlow = unreachableFlow;
-        }
-        function findActiveLabel(name) {
-            for (var label = activeLabelList; label; label = label.next) {
-                if (label.name === name) {
-                    return label;
-                }
-            }
-            return undefined;
-        }
-        function bindBreakOrContinueFlow(node, breakTarget, continueTarget) {
-            var flowLabel = node.kind === 241 ? breakTarget : continueTarget;
-            if (flowLabel) {
-                addAntecedent(flowLabel, currentFlow);
-                currentFlow = unreachableFlow;
-            }
-        }
-        function bindBreakOrContinueStatement(node) {
-            bind(node.label);
-            if (node.label) {
-                var activeLabel = findActiveLabel(node.label.escapedText);
-                if (activeLabel) {
-                    activeLabel.referenced = true;
-                    bindBreakOrContinueFlow(node, activeLabel.breakTarget, activeLabel.continueTarget);
-                }
-            }
-            else {
-                bindBreakOrContinueFlow(node, currentBreakTarget, currentContinueTarget);
-            }
-        }
-        function bindTryStatement(node) {
-            var saveReturnTarget = currentReturnTarget;
-            var saveExceptionTarget = currentExceptionTarget;
-            var normalExitLabel = createBranchLabel();
-            var returnLabel = createBranchLabel();
-            var exceptionLabel = createBranchLabel();
-            if (node.finallyBlock) {
-                currentReturnTarget = returnLabel;
-            }
-            addAntecedent(exceptionLabel, currentFlow);
-            currentExceptionTarget = exceptionLabel;
-            bind(node.tryBlock);
-            addAntecedent(normalExitLabel, currentFlow);
-            if (node.catchClause) {
-                currentFlow = finishFlowLabel(exceptionLabel);
-                exceptionLabel = createBranchLabel();
-                addAntecedent(exceptionLabel, currentFlow);
-                currentExceptionTarget = exceptionLabel;
-                bind(node.catchClause);
-                addAntecedent(normalExitLabel, currentFlow);
-            }
-            currentReturnTarget = saveReturnTarget;
-            currentExceptionTarget = saveExceptionTarget;
-            if (node.finallyBlock) {
-                var finallyLabel = createBranchLabel();
-                finallyLabel.antecedents = ts.concatenate(ts.concatenate(normalExitLabel.antecedents, exceptionLabel.antecedents), returnLabel.antecedents);
-                currentFlow = finallyLabel;
-                bind(node.finallyBlock);
-                if (currentFlow.flags & 1) {
-                    currentFlow = unreachableFlow;
-                }
-                else {
-                    if (currentReturnTarget && returnLabel.antecedents) {
-                        addAntecedent(currentReturnTarget, createReduceLabel(finallyLabel, returnLabel.antecedents, currentFlow));
-                    }
-                    if (currentExceptionTarget && exceptionLabel.antecedents) {
-                        addAntecedent(currentExceptionTarget, createReduceLabel(finallyLabel, exceptionLabel.antecedents, currentFlow));
-                    }
-                    currentFlow = normalExitLabel.antecedents ? createReduceLabel(finallyLabel, normalExitLabel.antecedents, currentFlow) : unreachableFlow;
-                }
-            }
-            else {
-                currentFlow = finishFlowLabel(normalExitLabel);
-            }
-        }
-        function bindSwitchStatement(node) {
-            var postSwitchLabel = createBranchLabel();
-            bind(node.expression);
-            var saveBreakTarget = currentBreakTarget;
-            var savePreSwitchCaseFlow = preSwitchCaseFlow;
-            currentBreakTarget = postSwitchLabel;
-            preSwitchCaseFlow = currentFlow;
-            bind(node.caseBlock);
-            addAntecedent(postSwitchLabel, currentFlow);
-            var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 285; });
-            node.possiblyExhaustive = !hasDefault && !postSwitchLabel.antecedents;
-            if (!hasDefault) {
-                addAntecedent(postSwitchLabel, createFlowSwitchClause(preSwitchCaseFlow, node, 0, 0));
-            }
-            currentBreakTarget = saveBreakTarget;
-            preSwitchCaseFlow = savePreSwitchCaseFlow;
-            currentFlow = finishFlowLabel(postSwitchLabel);
-        }
-        function bindCaseBlock(node) {
-            var clauses = node.clauses;
-            var isNarrowingSwitch = isNarrowingExpression(node.parent.expression);
-            var fallthroughFlow = unreachableFlow;
-            for (var i = 0; i < clauses.length; i++) {
-                var clauseStart = i;
-                while (!clauses[i].statements.length && i + 1 < clauses.length) {
-                    bind(clauses[i]);
-                    i++;
-                }
-                var preCaseLabel = createBranchLabel();
-                addAntecedent(preCaseLabel, isNarrowingSwitch ? createFlowSwitchClause(preSwitchCaseFlow, node.parent, clauseStart, i + 1) : preSwitchCaseFlow);
-                addAntecedent(preCaseLabel, fallthroughFlow);
-                currentFlow = finishFlowLabel(preCaseLabel);
-                var clause = clauses[i];
-                bind(clause);
-                fallthroughFlow = currentFlow;
-                if (!(currentFlow.flags & 1) && i !== clauses.length - 1 && options.noFallthroughCasesInSwitch) {
-                    clause.fallthroughFlowNode = currentFlow;
-                }
-            }
-        }
-        function bindCaseClause(node) {
-            var saveCurrentFlow = currentFlow;
-            currentFlow = preSwitchCaseFlow;
-            bind(node.expression);
-            currentFlow = saveCurrentFlow;
-            bindEach(node.statements);
-        }
-        function bindExpressionStatement(node) {
-            bind(node.expression);
-            maybeBindExpressionFlowIfCall(node.expression);
-        }
-        function maybeBindExpressionFlowIfCall(node) {
-            if (node.kind === 203) {
-                var call = node;
-                if (ts.isDottedName(call.expression) && call.expression.kind !== 105) {
-                    currentFlow = createFlowCall(currentFlow, call);
-                }
-            }
-        }
-        function bindLabeledStatement(node) {
-            var postStatementLabel = createBranchLabel();
-            activeLabelList = {
-                next: activeLabelList,
-                name: node.label.escapedText,
-                breakTarget: postStatementLabel,
-                continueTarget: undefined,
-                referenced: false
-            };
-            bind(node.label);
-            bind(node.statement);
-            if (!activeLabelList.referenced && !options.allowUnusedLabels) {
-                errorOrSuggestionOnNode(ts.unusedLabelIsError(options), node.label, ts.Diagnostics.Unused_label);
-            }
-            activeLabelList = activeLabelList.next;
-            addAntecedent(postStatementLabel, currentFlow);
-            currentFlow = finishFlowLabel(postStatementLabel);
-        }
-        function bindDestructuringTargetFlow(node) {
-            if (node.kind === 216 && node.operatorToken.kind === 62) {
-                bindAssignmentTargetFlow(node.left);
-            }
-            else {
-                bindAssignmentTargetFlow(node);
-            }
-        }
-        function bindAssignmentTargetFlow(node) {
-            if (isNarrowableReference(node)) {
-                currentFlow = createFlowMutation(16, currentFlow, node);
-            }
-            else if (node.kind === 199) {
-                for (var _i = 0, _a = node.elements; _i < _a.length; _i++) {
-                    var e = _a[_i];
-                    if (e.kind === 220) {
-                        bindAssignmentTargetFlow(e.expression);
-                    }
-                    else {
-                        bindDestructuringTargetFlow(e);
-                    }
-                }
-            }
-            else if (node.kind === 200) {
-                for (var _b = 0, _c = node.properties; _b < _c.length; _b++) {
-                    var p = _c[_b];
-                    if (p.kind === 288) {
-                        bindDestructuringTargetFlow(p.initializer);
-                    }
-                    else if (p.kind === 289) {
-                        bindAssignmentTargetFlow(p.name);
-                    }
-                    else if (p.kind === 290) {
-                        bindAssignmentTargetFlow(p.expression);
-                    }
-                }
-            }
-        }
-        function bindLogicalLikeExpression(node, trueTarget, falseTarget) {
-            var preRightLabel = createBranchLabel();
-            if (node.operatorToken.kind === 55 || node.operatorToken.kind === 75) {
-                bindCondition(node.left, preRightLabel, falseTarget);
-            }
-            else {
-                bindCondition(node.left, trueTarget, preRightLabel);
-            }
-            currentFlow = finishFlowLabel(preRightLabel);
-            bind(node.operatorToken);
-            if (ts.isLogicalOrCoalescingAssignmentOperator(node.operatorToken.kind)) {
-                doWithConditionalBranches(bind, node.right, trueTarget, falseTarget);
-                bindAssignmentTargetFlow(node.left);
-                addAntecedent(trueTarget, createFlowCondition(32, currentFlow, node));
-                addAntecedent(falseTarget, createFlowCondition(64, currentFlow, node));
-            }
-            else {
-                bindCondition(node.right, trueTarget, falseTarget);
-            }
-        }
-        function bindPrefixUnaryExpressionFlow(node) {
-            if (node.operator === 53) {
-                var saveTrueTarget = currentTrueTarget;
-                currentTrueTarget = currentFalseTarget;
-                currentFalseTarget = saveTrueTarget;
-                bindEachChild(node);
-                currentFalseTarget = currentTrueTarget;
-                currentTrueTarget = saveTrueTarget;
-            }
-            else {
-                bindEachChild(node);
-                if (node.operator === 45 || node.operator === 46) {
-                    bindAssignmentTargetFlow(node.operand);
-                }
-            }
-        }
-        function bindPostfixUnaryExpressionFlow(node) {
-            bindEachChild(node);
-            if (node.operator === 45 || node.operator === 46) {
-                bindAssignmentTargetFlow(node.operand);
-            }
-        }
-        function bindDestructuringAssignmentFlow(node) {
-            if (inAssignmentPattern) {
-                inAssignmentPattern = false;
-                bind(node.operatorToken);
-                bind(node.right);
-                inAssignmentPattern = true;
-                bind(node.left);
-            }
-            else {
-                inAssignmentPattern = true;
-                bind(node.left);
-                inAssignmentPattern = false;
-                bind(node.operatorToken);
-                bind(node.right);
-            }
-            bindAssignmentTargetFlow(node.left);
-        }
-        function bindBinaryExpressionFlow(node) {
-            var workStacks = {
-                expr: [node],
-                state: [1],
-                inStrictMode: [undefined],
-                parent: [undefined],
-            };
-            var stackIndex = 0;
-            while (stackIndex >= 0) {
-                node = workStacks.expr[stackIndex];
-                switch (workStacks.state[stackIndex]) {
-                    case 0: {
-                        ts.setParent(node, parent);
-                        var saveInStrictMode = inStrictMode;
-                        bindWorker(node);
-                        var saveParent = parent;
-                        parent = node;
-                        advanceState(1, saveInStrictMode, saveParent);
-                        break;
-                    }
-                    case 1: {
-                        var operator = node.operatorToken.kind;
-                        if (operator === 55 || operator === 56 || operator === 60 ||
-                            ts.isLogicalOrCoalescingAssignmentOperator(operator)) {
-                            if (isTopLevelLogicalExpression(node)) {
-                                var postExpressionLabel = createBranchLabel();
-                                bindLogicalLikeExpression(node, postExpressionLabel, postExpressionLabel);
-                                currentFlow = finishFlowLabel(postExpressionLabel);
-                            }
-                            else {
-                                bindLogicalLikeExpression(node, currentTrueTarget, currentFalseTarget);
-                            }
-                            completeNode();
-                        }
-                        else {
-                            advanceState(2);
-                            maybeBind(node.left);
-                        }
-                        break;
-                    }
-                    case 2: {
-                        if (node.operatorToken.kind === 27) {
-                            maybeBindExpressionFlowIfCall(node.left);
-                        }
-                        advanceState(3);
-                        maybeBind(node.operatorToken);
-                        break;
-                    }
-                    case 3: {
-                        advanceState(4);
-                        maybeBind(node.right);
-                        break;
-                    }
-                    case 4: {
-                        var operator = node.operatorToken.kind;
-                        if (ts.isAssignmentOperator(operator) && !ts.isAssignmentTarget(node)) {
-                            bindAssignmentTargetFlow(node.left);
-                            if (operator === 62 && node.left.kind === 202) {
-                                var elementAccess = node.left;
-                                if (isNarrowableOperand(elementAccess.expression)) {
-                                    currentFlow = createFlowMutation(256, currentFlow, node);
-                                }
-                            }
-                        }
-                        completeNode();
-                        break;
-                    }
-                    default: return ts.Debug.fail("Invalid state " + workStacks.state[stackIndex] + " for bindBinaryExpressionFlow");
-                }
-            }
-            function advanceState(state, isInStrictMode, parent) {
-                workStacks.state[stackIndex] = state;
-                if (isInStrictMode !== undefined) {
-                    workStacks.inStrictMode[stackIndex] = isInStrictMode;
-                }
-                if (parent !== undefined) {
-                    workStacks.parent[stackIndex] = parent;
-                }
-            }
-            function completeNode() {
-                if (workStacks.inStrictMode[stackIndex] !== undefined) {
-                    inStrictMode = workStacks.inStrictMode[stackIndex];
-                    parent = workStacks.parent[stackIndex];
-                }
-                stackIndex--;
-            }
-            function maybeBind(node) {
-                if (node && ts.isBinaryExpression(node) && !ts.isDestructuringAssignment(node)) {
-                    stackIndex++;
-                    workStacks.expr[stackIndex] = node;
-                    workStacks.state[stackIndex] = 0;
-                    workStacks.inStrictMode[stackIndex] = undefined;
-                    workStacks.parent[stackIndex] = undefined;
-                }
-                else {
-                    bind(node);
-                }
-            }
-        }
-        function bindDeleteExpressionFlow(node) {
-            bindEachChild(node);
-            if (node.expression.kind === 201) {
-                bindAssignmentTargetFlow(node.expression);
-            }
-        }
-        function bindConditionalExpressionFlow(node) {
-            var trueLabel = createBranchLabel();
-            var falseLabel = createBranchLabel();
-            var postExpressionLabel = createBranchLabel();
-            bindCondition(node.condition, trueLabel, falseLabel);
-            currentFlow = finishFlowLabel(trueLabel);
-            bind(node.questionToken);
-            bind(node.whenTrue);
-            addAntecedent(postExpressionLabel, currentFlow);
-            currentFlow = finishFlowLabel(falseLabel);
-            bind(node.colonToken);
-            bind(node.whenFalse);
-            addAntecedent(postExpressionLabel, currentFlow);
-            currentFlow = finishFlowLabel(postExpressionLabel);
-        }
-        function bindInitializedVariableFlow(node) {
-            var name = !ts.isOmittedExpression(node) ? node.name : undefined;
-            if (ts.isBindingPattern(name)) {
-                for (var _i = 0, _a = name.elements; _i < _a.length; _i++) {
-                    var child = _a[_i];
-                    bindInitializedVariableFlow(child);
-                }
-            }
-            else {
-                currentFlow = createFlowMutation(16, currentFlow, node);
-            }
-        }
-        function bindVariableDeclarationFlow(node) {
-            bindEachChild(node);
-            if (node.initializer || ts.isForInOrOfStatement(node.parent.parent)) {
-                bindInitializedVariableFlow(node);
-            }
-        }
-        function bindBindingElementFlow(node) {
-            if (ts.isBindingPattern(node.name)) {
-                bindEach(node.decorators);
-                bindEach(node.modifiers);
-                bind(node.dotDotDotToken);
-                bind(node.propertyName);
-                bind(node.initializer);
-                bind(node.name);
-            }
-            else {
-                bindEachChild(node);
-            }
-        }
-        function bindJSDocTypeAlias(node) {
-            ts.setParent(node.tagName, node);
-            if (node.kind !== 325 && node.fullName) {
-                ts.setParent(node.fullName, node);
-                ts.setParentRecursive(node.fullName, false);
-            }
-        }
-        function bindJSDocClassTag(node) {
-            bindEachChild(node);
-            var host = ts.getHostSignatureFromJSDoc(node);
-            if (host && host.kind !== 165) {
-                addDeclarationToSymbol(host.symbol, host, 32);
-            }
-        }
-        function bindOptionalExpression(node, trueTarget, falseTarget) {
-            doWithConditionalBranches(bind, node, trueTarget, falseTarget);
-            if (!ts.isOptionalChain(node) || ts.isOutermostOptionalChain(node)) {
-                addAntecedent(trueTarget, createFlowCondition(32, currentFlow, node));
-                addAntecedent(falseTarget, createFlowCondition(64, currentFlow, node));
-            }
-        }
-        function bindOptionalChainRest(node) {
-            switch (node.kind) {
-                case 201:
-                    bind(node.questionDotToken);
-                    bind(node.name);
-                    break;
-                case 202:
-                    bind(node.questionDotToken);
-                    bind(node.argumentExpression);
-                    break;
-                case 203:
-                    bind(node.questionDotToken);
-                    bindEach(node.typeArguments);
-                    bindEach(node.arguments);
-                    break;
-            }
-        }
-        function bindOptionalChain(node, trueTarget, falseTarget) {
-            var preChainLabel = ts.isOptionalChainRoot(node) ? createBranchLabel() : undefined;
-            bindOptionalExpression(node.expression, preChainLabel || trueTarget, falseTarget);
-            if (preChainLabel) {
-                currentFlow = finishFlowLabel(preChainLabel);
-            }
-            doWithConditionalBranches(bindOptionalChainRest, node, trueTarget, falseTarget);
-            if (ts.isOutermostOptionalChain(node)) {
-                addAntecedent(trueTarget, createFlowCondition(32, currentFlow, node));
-                addAntecedent(falseTarget, createFlowCondition(64, currentFlow, node));
-            }
-        }
-        function bindOptionalChainFlow(node) {
-            if (isTopLevelLogicalExpression(node)) {
-                var postExpressionLabel = createBranchLabel();
-                bindOptionalChain(node, postExpressionLabel, postExpressionLabel);
-                currentFlow = finishFlowLabel(postExpressionLabel);
-            }
-            else {
-                bindOptionalChain(node, currentTrueTarget, currentFalseTarget);
-            }
-        }
-        function bindNonNullExpressionFlow(node) {
-            if (ts.isOptionalChain(node)) {
-                bindOptionalChainFlow(node);
-            }
-            else {
-                bindEachChild(node);
-            }
-        }
-        function bindAccessExpressionFlow(node) {
-            if (ts.isOptionalChain(node)) {
-                bindOptionalChainFlow(node);
-            }
-            else {
-                bindEachChild(node);
-            }
-        }
-        function bindCallExpressionFlow(node) {
-            if (ts.isOptionalChain(node)) {
-                bindOptionalChainFlow(node);
-            }
-            else {
-                var expr = ts.skipParentheses(node.expression);
-                if (expr.kind === 208 || expr.kind === 209) {
-                    bindEach(node.typeArguments);
-                    bindEach(node.arguments);
-                    bind(node.expression);
-                }
-                else {
-                    bindEachChild(node);
-                    if (node.expression.kind === 105) {
-                        currentFlow = createFlowCall(currentFlow, node);
-                    }
-                }
-            }
-            if (node.expression.kind === 201) {
-                var propertyAccess = node.expression;
-                if (ts.isIdentifier(propertyAccess.name) && isNarrowableOperand(propertyAccess.expression) && ts.isPushOrUnshiftIdentifier(propertyAccess.name)) {
-                    currentFlow = createFlowMutation(256, currentFlow, node);
-                }
-            }
-        }
-        function getContainerFlags(node) {
-            switch (node.kind) {
-                case 221:
-                case 252:
-                case 255:
-                case 200:
-                case 177:
-                case 312:
-                case 281:
-                    return 1;
-                case 253:
-                    return 1 | 64;
-                case 256:
-                case 254:
-                case 190:
-                    return 1 | 32;
-                case 297:
-                    return 1 | 4 | 32;
-                case 165:
-                    if (ts.isObjectLiteralOrClassExpressionMethod(node)) {
-                        return 1 | 4 | 32 | 8 | 128;
-                    }
-                case 166:
-                case 251:
-                case 164:
-                case 167:
-                case 168:
-                case 169:
-                case 313:
-                case 308:
-                case 174:
-                case 170:
-                case 171:
-                case 175:
-                    return 1 | 4 | 32 | 8;
-                case 208:
-                case 209:
-                    return 1 | 4 | 32 | 8 | 16;
-                case 257:
-                    return 4;
-                case 163:
-                    return node.initializer ? 4 : 0;
-                case 287:
-                case 237:
-                case 238:
-                case 239:
-                case 258:
-                    return 2;
-                case 230:
-                    return ts.isFunctionLike(node.parent) ? 0 : 2;
-            }
-            return 0;
-        }
-        function addToContainerChain(next) {
-            if (lastContainer) {
-                lastContainer.nextContainer = next;
-            }
-            lastContainer = next;
-        }
-        function declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes) {
-            switch (container.kind) {
-                case 256:
-                    return declareModuleMember(node, symbolFlags, symbolExcludes);
-                case 297:
-                    return declareSourceFileMember(node, symbolFlags, symbolExcludes);
-                case 221:
-                case 252:
-                    return declareClassMember(node, symbolFlags, symbolExcludes);
-                case 255:
-                    return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
-                case 177:
-                case 312:
-                case 200:
-                case 253:
-                case 281:
-                    return declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes);
-                case 174:
-                case 175:
-                case 169:
-                case 170:
-                case 313:
-                case 171:
-                case 165:
-                case 164:
-                case 166:
-                case 167:
-                case 168:
-                case 251:
-                case 208:
-                case 209:
-                case 308:
-                case 331:
-                case 324:
-                case 254:
-                case 190:
-                    return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
-            }
-        }
-        function declareClassMember(node, symbolFlags, symbolExcludes) {
-            return ts.hasSyntacticModifier(node, 32)
-                ? declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes)
-                : declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes);
-        }
-        function declareSourceFileMember(node, symbolFlags, symbolExcludes) {
-            return ts.isExternalModule(file)
-                ? declareModuleMember(node, symbolFlags, symbolExcludes)
-                : declareSymbol(file.locals, undefined, node, symbolFlags, symbolExcludes);
-        }
-        function hasExportDeclarations(node) {
-            var body = ts.isSourceFile(node) ? node : ts.tryCast(node.body, ts.isModuleBlock);
-            return !!body && body.statements.some(function (s) { return ts.isExportDeclaration(s) || ts.isExportAssignment(s); });
-        }
-        function setExportContextFlag(node) {
-            if (node.flags & 8388608 && !hasExportDeclarations(node)) {
-                node.flags |= 64;
-            }
-            else {
-                node.flags &= ~64;
-            }
-        }
-        function bindModuleDeclaration(node) {
-            setExportContextFlag(node);
-            if (ts.isAmbientModule(node)) {
-                if (ts.hasSyntacticModifier(node, 1)) {
-                    errorOnFirstToken(node, ts.Diagnostics.export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible);
-                }
-                if (ts.isModuleAugmentationExternal(node)) {
-                    declareModuleSymbol(node);
-                }
-                else {
-                    var pattern = void 0;
-                    if (node.name.kind === 10) {
-                        var text = node.name.text;
-                        if (ts.hasZeroOrOneAsteriskCharacter(text)) {
-                            pattern = ts.tryParsePattern(text);
-                        }
-                        else {
-                            errorOnFirstToken(node.name, ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, text);
-                        }
-                    }
-                    var symbol = declareSymbolAndAddToSymbolTable(node, 512, 110735);
-                    file.patternAmbientModules = ts.append(file.patternAmbientModules, pattern && { pattern: pattern, symbol: symbol });
-                }
-            }
-            else {
-                var state = declareModuleSymbol(node);
-                if (state !== 0) {
-                    var symbol = node.symbol;
-                    symbol.constEnumOnlyModule = (!(symbol.flags & (16 | 32 | 256)))
-                        && state === 2
-                        && symbol.constEnumOnlyModule !== false;
-                }
-            }
-        }
-        function declareModuleSymbol(node) {
-            var state = getModuleInstanceState(node);
-            var instantiated = state !== 0;
-            declareSymbolAndAddToSymbolTable(node, instantiated ? 512 : 1024, instantiated ? 110735 : 0);
-            return state;
-        }
-        function bindFunctionOrConstructorType(node) {
-            var symbol = createSymbol(131072, getDeclarationName(node));
-            addDeclarationToSymbol(symbol, node, 131072);
-            var typeLiteralSymbol = createSymbol(2048, "__type");
-            addDeclarationToSymbol(typeLiteralSymbol, node, 2048);
-            typeLiteralSymbol.members = ts.createSymbolTable();
-            typeLiteralSymbol.members.set(symbol.escapedName, symbol);
-        }
-        function bindObjectLiteralExpression(node) {
-            if (inStrictMode && !ts.isAssignmentTarget(node)) {
-                var seen = new ts.Map();
-                for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
-                    var prop = _a[_i];
-                    if (prop.kind === 290 || prop.name.kind !== 78) {
-                        continue;
-                    }
-                    var identifier = prop.name;
-                    var currentKind = prop.kind === 288 || prop.kind === 289 || prop.kind === 165
-                        ? 1
-                        : 2;
-                    var existingKind = seen.get(identifier.escapedText);
-                    if (!existingKind) {
-                        seen.set(identifier.escapedText, currentKind);
-                        continue;
-                    }
-                    if (currentKind === 1 && existingKind === 1) {
-                        var span = ts.getErrorSpanForNode(file, identifier);
-                        file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, ts.Diagnostics.An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode));
-                    }
-                }
-            }
-            return bindAnonymousDeclaration(node, 4096, "__object");
-        }
-        function bindJsxAttributes(node) {
-            return bindAnonymousDeclaration(node, 4096, "__jsxAttributes");
-        }
-        function bindJsxAttribute(node, symbolFlags, symbolExcludes) {
-            return declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes);
-        }
-        function bindAnonymousDeclaration(node, symbolFlags, name) {
-            var symbol = createSymbol(symbolFlags, name);
-            if (symbolFlags & (8 | 106500)) {
-                symbol.parent = container.symbol;
-            }
-            addDeclarationToSymbol(symbol, node, symbolFlags);
-            return symbol;
-        }
-        function bindBlockScopedDeclaration(node, symbolFlags, symbolExcludes) {
-            switch (blockScopeContainer.kind) {
-                case 256:
-                    declareModuleMember(node, symbolFlags, symbolExcludes);
-                    break;
-                case 297:
-                    if (ts.isExternalOrCommonJsModule(container)) {
-                        declareModuleMember(node, symbolFlags, symbolExcludes);
-                        break;
-                    }
-                default:
-                    if (!blockScopeContainer.locals) {
-                        blockScopeContainer.locals = ts.createSymbolTable();
-                        addToContainerChain(blockScopeContainer);
-                    }
-                    declareSymbol(blockScopeContainer.locals, undefined, node, symbolFlags, symbolExcludes);
-            }
-        }
-        function delayedBindJSDocTypedefTag() {
-            if (!delayedTypeAliases) {
-                return;
-            }
-            var saveContainer = container;
-            var saveLastContainer = lastContainer;
-            var saveBlockScopeContainer = blockScopeContainer;
-            var saveParent = parent;
-            var saveCurrentFlow = currentFlow;
-            for (var _i = 0, delayedTypeAliases_1 = delayedTypeAliases; _i < delayedTypeAliases_1.length; _i++) {
-                var typeAlias = delayedTypeAliases_1[_i];
-                var host = ts.getJSDocHost(typeAlias);
-                container = ts.findAncestor(host.parent, function (n) { return !!(getContainerFlags(n) & 1); }) || file;
-                blockScopeContainer = ts.getEnclosingBlockScopeContainer(host) || file;
-                currentFlow = initFlowNode({ flags: 2 });
-                parent = typeAlias;
-                bind(typeAlias.typeExpression);
-                var declName = ts.getNameOfDeclaration(typeAlias);
-                if ((ts.isJSDocEnumTag(typeAlias) || !typeAlias.fullName) && declName && ts.isPropertyAccessEntityNameExpression(declName.parent)) {
-                    var isTopLevel = isTopLevelNamespaceAssignment(declName.parent);
-                    if (isTopLevel) {
-                        bindPotentiallyMissingNamespaces(file.symbol, declName.parent, isTopLevel, !!ts.findAncestor(declName, function (d) { return ts.isPropertyAccessExpression(d) && d.name.escapedText === "prototype"; }), false);
-                        var oldContainer = container;
-                        switch (ts.getAssignmentDeclarationPropertyAccessKind(declName.parent)) {
-                            case 1:
-                            case 2:
-                                if (!ts.isExternalOrCommonJsModule(file)) {
-                                    container = undefined;
-                                }
-                                else {
-                                    container = file;
-                                }
-                                break;
-                            case 4:
-                                container = declName.parent.expression;
-                                break;
-                            case 3:
-                                container = declName.parent.expression.name;
-                                break;
-                            case 5:
-                                container = isExportsOrModuleExportsOrAlias(file, declName.parent.expression) ? file
-                                    : ts.isPropertyAccessExpression(declName.parent.expression) ? declName.parent.expression.name
-                                        : declName.parent.expression;
-                                break;
-                            case 0:
-                                return ts.Debug.fail("Shouldn't have detected typedef or enum on non-assignment declaration");
-                        }
-                        if (container) {
-                            declareModuleMember(typeAlias, 524288, 788968);
-                        }
-                        container = oldContainer;
-                    }
-                }
-                else if (ts.isJSDocEnumTag(typeAlias) || !typeAlias.fullName || typeAlias.fullName.kind === 78) {
-                    parent = typeAlias.parent;
-                    bindBlockScopedDeclaration(typeAlias, 524288, 788968);
-                }
-                else {
-                    bind(typeAlias.fullName);
-                }
-            }
-            container = saveContainer;
-            lastContainer = saveLastContainer;
-            blockScopeContainer = saveBlockScopeContainer;
-            parent = saveParent;
-            currentFlow = saveCurrentFlow;
-        }
-        function checkContextualIdentifier(node) {
-            if (!file.parseDiagnostics.length &&
-                !(node.flags & 8388608) &&
-                !(node.flags & 4194304) &&
-                !ts.isIdentifierName(node)) {
-                if (inStrictMode &&
-                    node.originalKeywordKind >= 116 &&
-                    node.originalKeywordKind <= 124) {
-                    file.bindDiagnostics.push(createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), ts.declarationNameToString(node)));
-                }
-                else if (node.originalKeywordKind === 130) {
-                    if (ts.isExternalModule(file) && ts.isInTopLevelContext(node)) {
-                        file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_at_the_top_level_of_a_module, ts.declarationNameToString(node)));
-                    }
-                    else if (node.flags & 32768) {
-                        file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here, ts.declarationNameToString(node)));
-                    }
-                }
-                else if (node.originalKeywordKind === 124 && node.flags & 8192) {
-                    file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_that_cannot_be_used_here, ts.declarationNameToString(node)));
-                }
-            }
-        }
-        function getStrictModeIdentifierMessage(node) {
-            if (ts.getContainingClass(node)) {
-                return ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode;
-            }
-            if (file.externalModuleIndicator) {
-                return ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode;
-            }
-            return ts.Diagnostics.Identifier_expected_0_is_a_reserved_word_in_strict_mode;
-        }
-        function checkPrivateIdentifier(node) {
-            if (node.escapedText === "#constructor") {
-                if (!file.parseDiagnostics.length) {
-                    file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.constructor_is_a_reserved_word, ts.declarationNameToString(node)));
-                }
-            }
-        }
-        function checkStrictModeBinaryExpression(node) {
-            if (inStrictMode && ts.isLeftHandSideExpression(node.left) && ts.isAssignmentOperator(node.operatorToken.kind)) {
-                checkStrictModeEvalOrArguments(node, node.left);
-            }
-        }
-        function checkStrictModeCatchClause(node) {
-            if (inStrictMode && node.variableDeclaration) {
-                checkStrictModeEvalOrArguments(node, node.variableDeclaration.name);
-            }
-        }
-        function checkStrictModeDeleteExpression(node) {
-            if (inStrictMode && node.expression.kind === 78) {
-                var span = ts.getErrorSpanForNode(file, node.expression);
-                file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, ts.Diagnostics.delete_cannot_be_called_on_an_identifier_in_strict_mode));
-            }
-        }
-        function isEvalOrArgumentsIdentifier(node) {
-            return ts.isIdentifier(node) && (node.escapedText === "eval" || node.escapedText === "arguments");
-        }
-        function checkStrictModeEvalOrArguments(contextNode, name) {
-            if (name && name.kind === 78) {
-                var identifier = name;
-                if (isEvalOrArgumentsIdentifier(identifier)) {
-                    var span = ts.getErrorSpanForNode(file, name);
-                    file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, getStrictModeEvalOrArgumentsMessage(contextNode), ts.idText(identifier)));
-                }
-            }
-        }
-        function getStrictModeEvalOrArgumentsMessage(node) {
-            if (ts.getContainingClass(node)) {
-                return ts.Diagnostics.Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode;
-            }
-            if (file.externalModuleIndicator) {
-                return ts.Diagnostics.Invalid_use_of_0_Modules_are_automatically_in_strict_mode;
-            }
-            return ts.Diagnostics.Invalid_use_of_0_in_strict_mode;
-        }
-        function checkStrictModeFunctionName(node) {
-            if (inStrictMode) {
-                checkStrictModeEvalOrArguments(node, node.name);
-            }
-        }
-        function getStrictModeBlockScopeFunctionDeclarationMessage(node) {
-            if (ts.getContainingClass(node)) {
-                return ts.Diagnostics.Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode;
-            }
-            if (file.externalModuleIndicator) {
-                return ts.Diagnostics.Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode;
-            }
-            return ts.Diagnostics.Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5;
-        }
-        function checkStrictModeFunctionDeclaration(node) {
-            if (languageVersion < 2) {
-                if (blockScopeContainer.kind !== 297 &&
-                    blockScopeContainer.kind !== 256 &&
-                    !ts.isFunctionLike(blockScopeContainer)) {
-                    var errorSpan = ts.getErrorSpanForNode(file, node);
-                    file.bindDiagnostics.push(ts.createFileDiagnostic(file, errorSpan.start, errorSpan.length, getStrictModeBlockScopeFunctionDeclarationMessage(node)));
-                }
-            }
-        }
-        function checkStrictModeNumericLiteral(node) {
-            if (inStrictMode && node.numericLiteralFlags & 32) {
-                file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode));
-            }
-        }
-        function checkStrictModePostfixUnaryExpression(node) {
-            if (inStrictMode) {
-                checkStrictModeEvalOrArguments(node, node.operand);
-            }
-        }
-        function checkStrictModePrefixUnaryExpression(node) {
-            if (inStrictMode) {
-                if (node.operator === 45 || node.operator === 46) {
-                    checkStrictModeEvalOrArguments(node, node.operand);
-                }
-            }
-        }
-        function checkStrictModeWithStatement(node) {
-            if (inStrictMode) {
-                errorOnFirstToken(node, ts.Diagnostics.with_statements_are_not_allowed_in_strict_mode);
-            }
-        }
-        function checkStrictModeLabeledStatement(node) {
-            if (inStrictMode && options.target >= 2) {
-                if (ts.isDeclarationStatement(node.statement) || ts.isVariableStatement(node.statement)) {
-                    errorOnFirstToken(node.label, ts.Diagnostics.A_label_is_not_allowed_here);
-                }
-            }
-        }
-        function errorOnFirstToken(node, message, arg0, arg1, arg2) {
-            var span = ts.getSpanOfTokenAtPosition(file, node.pos);
-            file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, message, arg0, arg1, arg2));
-        }
-        function errorOrSuggestionOnNode(isError, node, message) {
-            errorOrSuggestionOnRange(isError, node, node, message);
-        }
-        function errorOrSuggestionOnRange(isError, startNode, endNode, message) {
-            addErrorOrSuggestionDiagnostic(isError, { pos: ts.getTokenPosOfNode(startNode, file), end: endNode.end }, message);
-        }
-        function addErrorOrSuggestionDiagnostic(isError, range, message) {
-            var diag = ts.createFileDiagnostic(file, range.pos, range.end - range.pos, message);
-            if (isError) {
-                file.bindDiagnostics.push(diag);
-            }
-            else {
-                file.bindSuggestionDiagnostics = ts.append(file.bindSuggestionDiagnostics, __assign(__assign({}, diag), { category: ts.DiagnosticCategory.Suggestion }));
-            }
-        }
-        function bind(node) {
-            if (!node) {
-                return;
-            }
-            ts.setParent(node, parent);
-            var saveInStrictMode = inStrictMode;
-            bindWorker(node);
-            if (node.kind > 156) {
-                var saveParent = parent;
-                parent = node;
-                var containerFlags = getContainerFlags(node);
-                if (containerFlags === 0) {
-                    bindChildren(node);
-                }
-                else {
-                    bindContainer(node, containerFlags);
-                }
-                parent = saveParent;
-            }
-            else {
-                var saveParent = parent;
-                if (node.kind === 1)
-                    parent = node;
-                bindJSDoc(node);
-                parent = saveParent;
-            }
-            inStrictMode = saveInStrictMode;
-        }
-        function bindJSDoc(node) {
-            if (ts.hasJSDocNodes(node)) {
-                if (ts.isInJSFile(node)) {
-                    for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) {
-                        var j = _a[_i];
-                        bind(j);
-                    }
-                }
-                else {
-                    for (var _b = 0, _c = node.jsDoc; _b < _c.length; _b++) {
-                        var j = _c[_b];
-                        ts.setParent(j, node);
-                        ts.setParentRecursive(j, false);
-                    }
-                }
-            }
-        }
-        function updateStrictModeStatementList(statements) {
-            if (!inStrictMode) {
-                for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) {
-                    var statement = statements_3[_i];
-                    if (!ts.isPrologueDirective(statement)) {
-                        return;
-                    }
-                    if (isUseStrictPrologueDirective(statement)) {
-                        inStrictMode = true;
-                        return;
-                    }
-                }
-            }
-        }
-        function isUseStrictPrologueDirective(node) {
-            var nodeText = ts.getSourceTextOfNodeFromSourceFile(file, node.expression);
-            return nodeText === '"use strict"' || nodeText === "'use strict'";
-        }
-        function bindWorker(node) {
-            switch (node.kind) {
-                case 78:
-                    if (node.isInJSDocNamespace) {
-                        var parentNode = node.parent;
-                        while (parentNode && !ts.isJSDocTypeAlias(parentNode)) {
-                            parentNode = parentNode.parent;
-                        }
-                        bindBlockScopedDeclaration(parentNode, 524288, 788968);
-                        break;
-                    }
-                case 107:
-                    if (currentFlow && (ts.isExpression(node) || parent.kind === 289)) {
-                        node.flowNode = currentFlow;
-                    }
-                    return checkContextualIdentifier(node);
-                case 105:
-                    node.flowNode = currentFlow;
-                    break;
-                case 79:
-                    return checkPrivateIdentifier(node);
-                case 201:
-                case 202:
-                    var expr = node;
-                    if (currentFlow && isNarrowableReference(expr)) {
-                        expr.flowNode = currentFlow;
-                    }
-                    if (ts.isSpecialPropertyDeclaration(expr)) {
-                        bindSpecialPropertyDeclaration(expr);
-                    }
-                    if (ts.isInJSFile(expr) &&
-                        file.commonJsModuleIndicator &&
-                        ts.isModuleExportsAccessExpression(expr) &&
-                        !lookupSymbolForName(blockScopeContainer, "module")) {
-                        declareSymbol(file.locals, undefined, expr.expression, 1 | 134217728, 111550);
-                    }
-                    break;
-                case 216:
-                    var specialKind = ts.getAssignmentDeclarationKind(node);
-                    switch (specialKind) {
-                        case 1:
-                            bindExportsPropertyAssignment(node);
-                            break;
-                        case 2:
-                            bindModuleExportsAssignment(node);
-                            break;
-                        case 3:
-                            bindPrototypePropertyAssignment(node.left, node);
-                            break;
-                        case 6:
-                            bindPrototypeAssignment(node);
-                            break;
-                        case 4:
-                            bindThisPropertyAssignment(node);
-                            break;
-                        case 5:
-                            var expression = node.left.expression;
-                            if (ts.isInJSFile(node) && ts.isIdentifier(expression)) {
-                                var symbol = lookupSymbolForName(blockScopeContainer, expression.escapedText);
-                                if (ts.isThisInitializedDeclaration(symbol === null || symbol === void 0 ? void 0 : symbol.valueDeclaration)) {
-                                    bindThisPropertyAssignment(node);
-                                    break;
-                                }
-                            }
-                            bindSpecialPropertyAssignment(node);
-                            break;
-                        case 0:
-                            break;
-                        default:
-                            ts.Debug.fail("Unknown binary expression special property assignment kind");
-                    }
-                    return checkStrictModeBinaryExpression(node);
-                case 287:
-                    return checkStrictModeCatchClause(node);
-                case 210:
-                    return checkStrictModeDeleteExpression(node);
-                case 8:
-                    return checkStrictModeNumericLiteral(node);
-                case 215:
-                    return checkStrictModePostfixUnaryExpression(node);
-                case 214:
-                    return checkStrictModePrefixUnaryExpression(node);
-                case 243:
-                    return checkStrictModeWithStatement(node);
-                case 245:
-                    return checkStrictModeLabeledStatement(node);
-                case 187:
-                    seenThisKeyword = true;
-                    return;
-                case 172:
-                    break;
-                case 159:
-                    return bindTypeParameter(node);
-                case 160:
-                    return bindParameter(node);
-                case 249:
-                    return bindVariableDeclarationOrBindingElement(node);
-                case 198:
-                    node.flowNode = currentFlow;
-                    return bindVariableDeclarationOrBindingElement(node);
-                case 163:
-                case 162:
-                    return bindPropertyWorker(node);
-                case 288:
-                case 289:
-                    return bindPropertyOrMethodOrAccessor(node, 4, 0);
-                case 291:
-                    return bindPropertyOrMethodOrAccessor(node, 8, 900095);
-                case 169:
-                case 170:
-                case 171:
-                    return declareSymbolAndAddToSymbolTable(node, 131072, 0);
-                case 165:
-                case 164:
-                    return bindPropertyOrMethodOrAccessor(node, 8192 | (node.questionToken ? 16777216 : 0), ts.isObjectLiteralMethod(node) ? 0 : 103359);
-                case 251:
-                    return bindFunctionDeclaration(node);
-                case 166:
-                    return declareSymbolAndAddToSymbolTable(node, 16384, 0);
-                case 167:
-                    return bindPropertyOrMethodOrAccessor(node, 32768, 46015);
-                case 168:
-                    return bindPropertyOrMethodOrAccessor(node, 65536, 78783);
-                case 174:
-                case 308:
-                case 313:
-                case 175:
-                    return bindFunctionOrConstructorType(node);
-                case 177:
-                case 312:
-                case 190:
-                    return bindAnonymousTypeWorker(node);
-                case 319:
-                    return bindJSDocClassTag(node);
-                case 200:
-                    return bindObjectLiteralExpression(node);
-                case 208:
-                case 209:
-                    return bindFunctionExpression(node);
-                case 203:
-                    var assignmentKind = ts.getAssignmentDeclarationKind(node);
-                    switch (assignmentKind) {
-                        case 7:
-                            return bindObjectDefinePropertyAssignment(node);
-                        case 8:
-                            return bindObjectDefinePropertyExport(node);
-                        case 9:
-                            return bindObjectDefinePrototypeProperty(node);
-                        case 0:
-                            break;
-                        default:
-                            return ts.Debug.fail("Unknown call expression assignment declaration kind");
-                    }
-                    if (ts.isInJSFile(node)) {
-                        bindCallExpression(node);
-                    }
-                    break;
-                case 221:
-                case 252:
-                    inStrictMode = true;
-                    return bindClassLikeDeclaration(node);
-                case 253:
-                    return bindBlockScopedDeclaration(node, 64, 788872);
-                case 254:
-                    return bindBlockScopedDeclaration(node, 524288, 788968);
-                case 255:
-                    return bindEnumDeclaration(node);
-                case 256:
-                    return bindModuleDeclaration(node);
-                case 281:
-                    return bindJsxAttributes(node);
-                case 280:
-                    return bindJsxAttribute(node, 4, 0);
-                case 260:
-                case 263:
-                case 265:
-                case 270:
-                    return declareSymbolAndAddToSymbolTable(node, 2097152, 2097152);
-                case 259:
-                    return bindNamespaceExportDeclaration(node);
-                case 262:
-                    return bindImportClause(node);
-                case 267:
-                    return bindExportDeclaration(node);
-                case 266:
-                    return bindExportAssignment(node);
-                case 297:
-                    updateStrictModeStatementList(node.statements);
-                    return bindSourceFileIfExternalModule();
-                case 230:
-                    if (!ts.isFunctionLike(node.parent)) {
-                        return;
-                    }
-                case 257:
-                    return updateStrictModeStatementList(node.statements);
-                case 326:
-                    if (node.parent.kind === 313) {
-                        return bindParameter(node);
-                    }
-                    if (node.parent.kind !== 312) {
-                        break;
-                    }
-                case 333:
-                    var propTag = node;
-                    var flags = propTag.isBracketed || propTag.typeExpression && propTag.typeExpression.type.kind === 307 ?
-                        4 | 16777216 :
-                        4;
-                    return declareSymbolAndAddToSymbolTable(propTag, flags, 0);
-                case 331:
-                case 324:
-                case 325:
-                    return (delayedTypeAliases || (delayedTypeAliases = [])).push(node);
-            }
-        }
-        function bindPropertyWorker(node) {
-            return bindPropertyOrMethodOrAccessor(node, 4 | (node.questionToken ? 16777216 : 0), 0);
-        }
-        function bindAnonymousTypeWorker(node) {
-            return bindAnonymousDeclaration(node, 2048, "__type");
-        }
-        function bindSourceFileIfExternalModule() {
-            setExportContextFlag(file);
-            if (ts.isExternalModule(file)) {
-                bindSourceFileAsExternalModule();
-            }
-            else if (ts.isJsonSourceFile(file)) {
-                bindSourceFileAsExternalModule();
-                var originalSymbol = file.symbol;
-                declareSymbol(file.symbol.exports, file.symbol, file, 4, 67108863);
-                file.symbol = originalSymbol;
-            }
-        }
-        function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512, "\"" + ts.removeFileExtension(file.fileName) + "\"");
-        }
-        function bindExportAssignment(node) {
-            if (!container.symbol || !container.symbol.exports) {
-                bindAnonymousDeclaration(node, 2097152, getDeclarationName(node));
-            }
-            else {
-                var flags = ts.exportAssignmentIsAlias(node)
-                    ? 2097152
-                    : 4;
-                var symbol = declareSymbol(container.symbol.exports, container.symbol, node, flags, 67108863);
-                if (node.isExportEquals) {
-                    ts.setValueDeclaration(symbol, node);
-                }
-            }
-        }
-        function bindNamespaceExportDeclaration(node) {
-            if (node.modifiers && node.modifiers.length) {
-                file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here));
-            }
-            var diag = !ts.isSourceFile(node.parent) ? ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level
-                : !ts.isExternalModule(node.parent) ? ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files
-                    : !node.parent.isDeclarationFile ? ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files
-                        : undefined;
-            if (diag) {
-                file.bindDiagnostics.push(createDiagnosticForNode(node, diag));
-            }
-            else {
-                file.symbol.globalExports = file.symbol.globalExports || ts.createSymbolTable();
-                declareSymbol(file.symbol.globalExports, file.symbol, node, 2097152, 2097152);
-            }
-        }
-        function bindExportDeclaration(node) {
-            if (!container.symbol || !container.symbol.exports) {
-                bindAnonymousDeclaration(node, 8388608, getDeclarationName(node));
-            }
-            else if (!node.exportClause) {
-                declareSymbol(container.symbol.exports, container.symbol, node, 8388608, 0);
-            }
-            else if (ts.isNamespaceExport(node.exportClause)) {
-                ts.setParent(node.exportClause, node);
-                declareSymbol(container.symbol.exports, container.symbol, node.exportClause, 2097152, 2097152);
-            }
-        }
-        function bindImportClause(node) {
-            if (node.name) {
-                declareSymbolAndAddToSymbolTable(node, 2097152, 2097152);
-            }
-        }
-        function setCommonJsModuleIndicator(node) {
-            if (file.externalModuleIndicator) {
-                return false;
-            }
-            if (!file.commonJsModuleIndicator) {
-                file.commonJsModuleIndicator = node;
-                bindSourceFileAsExternalModule();
-            }
-            return true;
-        }
-        function bindObjectDefinePropertyExport(node) {
-            if (!setCommonJsModuleIndicator(node)) {
-                return;
-            }
-            var symbol = forEachIdentifierInEntityName(node.arguments[0], undefined, function (id, symbol) {
-                if (symbol) {
-                    addDeclarationToSymbol(symbol, id, 1536 | 67108864);
-                }
-                return symbol;
-            });
-            if (symbol) {
-                var flags = 4 | 1048576;
-                declareSymbol(symbol.exports, symbol, node, flags, 0);
-            }
-        }
-        function bindExportsPropertyAssignment(node) {
-            if (!setCommonJsModuleIndicator(node)) {
-                return;
-            }
-            var symbol = forEachIdentifierInEntityName(node.left.expression, undefined, function (id, symbol) {
-                if (symbol) {
-                    addDeclarationToSymbol(symbol, id, 1536 | 67108864);
-                }
-                return symbol;
-            });
-            if (symbol) {
-                var isAlias = ts.isAliasableExpression(node.right) && (ts.isExportsIdentifier(node.left.expression) || ts.isModuleExportsAccessExpression(node.left.expression));
-                var flags = isAlias ? 2097152 : 4 | 1048576;
-                ts.setParent(node.left, node);
-                declareSymbol(symbol.exports, symbol, node.left, flags, 0);
-            }
-        }
-        function bindModuleExportsAssignment(node) {
-            if (!setCommonJsModuleIndicator(node)) {
-                return;
-            }
-            var assignedExpression = ts.getRightMostAssignedExpression(node.right);
-            if (ts.isEmptyObjectLiteral(assignedExpression) || container === file && isExportsOrModuleExportsOrAlias(file, assignedExpression)) {
-                return;
-            }
-            if (ts.isObjectLiteralExpression(assignedExpression) && ts.every(assignedExpression.properties, ts.isShorthandPropertyAssignment)) {
-                ts.forEach(assignedExpression.properties, bindExportAssignedObjectMemberAlias);
-                return;
-            }
-            var flags = ts.exportAssignmentIsAlias(node)
-                ? 2097152
-                : 4 | 1048576 | 512;
-            var symbol = declareSymbol(file.symbol.exports, file.symbol, node, flags | 67108864, 0);
-            ts.setValueDeclaration(symbol, node);
-        }
-        function bindExportAssignedObjectMemberAlias(node) {
-            declareSymbol(file.symbol.exports, file.symbol, node, 2097152 | 67108864, 0);
-        }
-        function bindThisPropertyAssignment(node) {
-            ts.Debug.assert(ts.isInJSFile(node));
-            var hasPrivateIdentifier = (ts.isBinaryExpression(node) && ts.isPropertyAccessExpression(node.left) && ts.isPrivateIdentifier(node.left.name))
-                || (ts.isPropertyAccessExpression(node) && ts.isPrivateIdentifier(node.name));
-            if (hasPrivateIdentifier) {
-                return;
-            }
-            var thisContainer = ts.getThisContainer(node, false);
-            switch (thisContainer.kind) {
-                case 251:
-                case 208:
-                    var constructorSymbol = thisContainer.symbol;
-                    if (ts.isBinaryExpression(thisContainer.parent) && thisContainer.parent.operatorToken.kind === 62) {
-                        var l = thisContainer.parent.left;
-                        if (ts.isBindableStaticAccessExpression(l) && ts.isPrototypeAccess(l.expression)) {
-                            constructorSymbol = lookupSymbolForPropertyAccess(l.expression.expression, thisParentContainer);
-                        }
-                    }
-                    if (constructorSymbol && constructorSymbol.valueDeclaration) {
-                        constructorSymbol.members = constructorSymbol.members || ts.createSymbolTable();
-                        if (ts.hasDynamicName(node)) {
-                            bindDynamicallyNamedThisPropertyAssignment(node, constructorSymbol);
-                        }
-                        else {
-                            declareSymbol(constructorSymbol.members, constructorSymbol, node, 4 | 67108864, 0 & ~4);
-                        }
-                        addDeclarationToSymbol(constructorSymbol, constructorSymbol.valueDeclaration, 32);
-                    }
-                    break;
-                case 166:
-                case 163:
-                case 165:
-                case 167:
-                case 168:
-                    var containingClass = thisContainer.parent;
-                    var symbolTable = ts.hasSyntacticModifier(thisContainer, 32) ? containingClass.symbol.exports : containingClass.symbol.members;
-                    if (ts.hasDynamicName(node)) {
-                        bindDynamicallyNamedThisPropertyAssignment(node, containingClass.symbol);
-                    }
-                    else {
-                        declareSymbol(symbolTable, containingClass.symbol, node, 4 | 67108864, 0, true);
-                    }
-                    break;
-                case 297:
-                    if (ts.hasDynamicName(node)) {
-                        break;
-                    }
-                    else if (thisContainer.commonJsModuleIndicator) {
-                        declareSymbol(thisContainer.symbol.exports, thisContainer.symbol, node, 4 | 1048576, 0);
-                    }
-                    else {
-                        declareSymbolAndAddToSymbolTable(node, 1, 111550);
-                    }
-                    break;
-                default:
-                    ts.Debug.failBadSyntaxKind(thisContainer);
-            }
-        }
-        function bindDynamicallyNamedThisPropertyAssignment(node, symbol) {
-            bindAnonymousDeclaration(node, 4, "__computed");
-            addLateBoundAssignmentDeclarationToSymbol(node, symbol);
-        }
-        function addLateBoundAssignmentDeclarationToSymbol(node, symbol) {
-            if (symbol) {
-                (symbol.assignmentDeclarationMembers || (symbol.assignmentDeclarationMembers = new ts.Map())).set(ts.getNodeId(node), node);
-            }
-        }
-        function bindSpecialPropertyDeclaration(node) {
-            if (node.expression.kind === 107) {
-                bindThisPropertyAssignment(node);
-            }
-            else if (ts.isBindableStaticAccessExpression(node) && node.parent.parent.kind === 297) {
-                if (ts.isPrototypeAccess(node.expression)) {
-                    bindPrototypePropertyAssignment(node, node.parent);
-                }
-                else {
-                    bindStaticPropertyAssignment(node);
-                }
-            }
-        }
-        function bindPrototypeAssignment(node) {
-            ts.setParent(node.left, node);
-            ts.setParent(node.right, node);
-            bindPropertyAssignment(node.left.expression, node.left, false, true);
-        }
-        function bindObjectDefinePrototypeProperty(node) {
-            var namespaceSymbol = lookupSymbolForPropertyAccess(node.arguments[0].expression);
-            if (namespaceSymbol && namespaceSymbol.valueDeclaration) {
-                addDeclarationToSymbol(namespaceSymbol, namespaceSymbol.valueDeclaration, 32);
-            }
-            bindPotentiallyNewExpandoMemberToNamespace(node, namespaceSymbol, true);
-        }
-        function bindPrototypePropertyAssignment(lhs, parent) {
-            var classPrototype = lhs.expression;
-            var constructorFunction = classPrototype.expression;
-            ts.setParent(constructorFunction, classPrototype);
-            ts.setParent(classPrototype, lhs);
-            ts.setParent(lhs, parent);
-            bindPropertyAssignment(constructorFunction, lhs, true, true);
-        }
-        function bindObjectDefinePropertyAssignment(node) {
-            var namespaceSymbol = lookupSymbolForPropertyAccess(node.arguments[0]);
-            var isToplevel = node.parent.parent.kind === 297;
-            namespaceSymbol = bindPotentiallyMissingNamespaces(namespaceSymbol, node.arguments[0], isToplevel, false, false);
-            bindPotentiallyNewExpandoMemberToNamespace(node, namespaceSymbol, false);
-        }
-        function bindSpecialPropertyAssignment(node) {
-            var _a;
-            var parentSymbol = lookupSymbolForPropertyAccess(node.left.expression, container) || lookupSymbolForPropertyAccess(node.left.expression, blockScopeContainer);
-            if (!ts.isInJSFile(node) && !ts.isFunctionSymbol(parentSymbol)) {
-                return;
-            }
-            var rootExpr = ts.getLeftmostAccessExpression(node.left);
-            if (ts.isIdentifier(rootExpr) && ((_a = lookupSymbolForName(container, rootExpr.escapedText)) === null || _a === void 0 ? void 0 : _a.flags) & 2097152) {
-                return;
-            }
-            ts.setParent(node.left, node);
-            ts.setParent(node.right, node);
-            if (ts.isIdentifier(node.left.expression) && container === file && isExportsOrModuleExportsOrAlias(file, node.left.expression)) {
-                bindExportsPropertyAssignment(node);
-            }
-            else if (ts.hasDynamicName(node)) {
-                bindAnonymousDeclaration(node, 4 | 67108864, "__computed");
-                var sym = bindPotentiallyMissingNamespaces(parentSymbol, node.left.expression, isTopLevelNamespaceAssignment(node.left), false, false);
-                addLateBoundAssignmentDeclarationToSymbol(node, sym);
-            }
-            else {
-                bindStaticPropertyAssignment(ts.cast(node.left, ts.isBindableStaticNameExpression));
-            }
-        }
-        function bindStaticPropertyAssignment(node) {
-            ts.Debug.assert(!ts.isIdentifier(node));
-            ts.setParent(node.expression, node);
-            bindPropertyAssignment(node.expression, node, false, false);
-        }
-        function bindPotentiallyMissingNamespaces(namespaceSymbol, entityName, isToplevel, isPrototypeProperty, containerIsClass) {
-            if ((namespaceSymbol === null || namespaceSymbol === void 0 ? void 0 : namespaceSymbol.flags) & 2097152) {
-                return namespaceSymbol;
-            }
-            if (isToplevel && !isPrototypeProperty) {
-                var flags_2 = 1536 | 67108864;
-                var excludeFlags_1 = 110735 & ~67108864;
-                namespaceSymbol = forEachIdentifierInEntityName(entityName, namespaceSymbol, function (id, symbol, parent) {
-                    if (symbol) {
-                        addDeclarationToSymbol(symbol, id, flags_2);
-                        return symbol;
-                    }
-                    else {
-                        var table = parent ? parent.exports :
-                            file.jsGlobalAugmentations || (file.jsGlobalAugmentations = ts.createSymbolTable());
-                        return declareSymbol(table, parent, id, flags_2, excludeFlags_1);
-                    }
-                });
-            }
-            if (containerIsClass && namespaceSymbol && namespaceSymbol.valueDeclaration) {
-                addDeclarationToSymbol(namespaceSymbol, namespaceSymbol.valueDeclaration, 32);
-            }
-            return namespaceSymbol;
-        }
-        function bindPotentiallyNewExpandoMemberToNamespace(declaration, namespaceSymbol, isPrototypeProperty) {
-            if (!namespaceSymbol || !isExpandoSymbol(namespaceSymbol)) {
-                return;
-            }
-            var symbolTable = isPrototypeProperty ?
-                (namespaceSymbol.members || (namespaceSymbol.members = ts.createSymbolTable())) :
-                (namespaceSymbol.exports || (namespaceSymbol.exports = ts.createSymbolTable()));
-            var includes = 0;
-            var excludes = 0;
-            if (ts.isFunctionLikeDeclaration(ts.getAssignedExpandoInitializer(declaration))) {
-                includes = 8192;
-                excludes = 103359;
-            }
-            else if (ts.isCallExpression(declaration) && ts.isBindableObjectDefinePropertyCall(declaration)) {
-                if (ts.some(declaration.arguments[2].properties, function (p) {
-                    var id = ts.getNameOfDeclaration(p);
-                    return !!id && ts.isIdentifier(id) && ts.idText(id) === "set";
-                })) {
-                    includes |= 65536 | 4;
-                    excludes |= 78783;
-                }
-                if (ts.some(declaration.arguments[2].properties, function (p) {
-                    var id = ts.getNameOfDeclaration(p);
-                    return !!id && ts.isIdentifier(id) && ts.idText(id) === "get";
-                })) {
-                    includes |= 32768 | 4;
-                    excludes |= 46015;
-                }
-            }
-            if (includes === 0) {
-                includes = 4;
-                excludes = 0;
-            }
-            declareSymbol(symbolTable, namespaceSymbol, declaration, includes | 67108864, excludes & ~67108864);
-        }
-        function isTopLevelNamespaceAssignment(propertyAccess) {
-            return ts.isBinaryExpression(propertyAccess.parent)
-                ? getParentOfBinaryExpression(propertyAccess.parent).parent.kind === 297
-                : propertyAccess.parent.parent.kind === 297;
-        }
-        function bindPropertyAssignment(name, propertyAccess, isPrototypeProperty, containerIsClass) {
-            var namespaceSymbol = lookupSymbolForPropertyAccess(name, container) || lookupSymbolForPropertyAccess(name, blockScopeContainer);
-            var isToplevel = isTopLevelNamespaceAssignment(propertyAccess);
-            namespaceSymbol = bindPotentiallyMissingNamespaces(namespaceSymbol, propertyAccess.expression, isToplevel, isPrototypeProperty, containerIsClass);
-            bindPotentiallyNewExpandoMemberToNamespace(propertyAccess, namespaceSymbol, isPrototypeProperty);
-        }
-        function isExpandoSymbol(symbol) {
-            if (symbol.flags & (16 | 32 | 1024)) {
-                return true;
-            }
-            var node = symbol.valueDeclaration;
-            if (node && ts.isCallExpression(node)) {
-                return !!ts.getAssignedExpandoInitializer(node);
-            }
-            var init = !node ? undefined :
-                ts.isVariableDeclaration(node) ? node.initializer :
-                    ts.isBinaryExpression(node) ? node.right :
-                        ts.isPropertyAccessExpression(node) && ts.isBinaryExpression(node.parent) ? node.parent.right :
-                            undefined;
-            init = init && ts.getRightMostAssignedExpression(init);
-            if (init) {
-                var isPrototypeAssignment = ts.isPrototypeAccess(ts.isVariableDeclaration(node) ? node.name : ts.isBinaryExpression(node) ? node.left : node);
-                return !!ts.getExpandoInitializer(ts.isBinaryExpression(init) && (init.operatorToken.kind === 56 || init.operatorToken.kind === 60) ? init.right : init, isPrototypeAssignment);
-            }
-            return false;
-        }
-        function getParentOfBinaryExpression(expr) {
-            while (ts.isBinaryExpression(expr.parent)) {
-                expr = expr.parent;
-            }
-            return expr.parent;
-        }
-        function lookupSymbolForPropertyAccess(node, lookupContainer) {
-            if (lookupContainer === void 0) { lookupContainer = container; }
-            if (ts.isIdentifier(node)) {
-                return lookupSymbolForName(lookupContainer, node.escapedText);
-            }
-            else {
-                var symbol = lookupSymbolForPropertyAccess(node.expression);
-                return symbol && symbol.exports && symbol.exports.get(ts.getElementOrPropertyAccessName(node));
-            }
-        }
-        function forEachIdentifierInEntityName(e, parent, action) {
-            if (isExportsOrModuleExportsOrAlias(file, e)) {
-                return file.symbol;
-            }
-            else if (ts.isIdentifier(e)) {
-                return action(e, lookupSymbolForPropertyAccess(e), parent);
-            }
-            else {
-                var s = forEachIdentifierInEntityName(e.expression, parent, action);
-                var name = ts.getNameOrArgument(e);
-                if (ts.isPrivateIdentifier(name)) {
-                    ts.Debug.fail("unexpected PrivateIdentifier");
-                }
-                return action(name, s && s.exports && s.exports.get(ts.getElementOrPropertyAccessName(e)), s);
-            }
-        }
-        function bindCallExpression(node) {
-            if (!file.commonJsModuleIndicator && ts.isRequireCall(node, false)) {
-                setCommonJsModuleIndicator(node);
-            }
-        }
-        function bindClassLikeDeclaration(node) {
-            if (node.kind === 252) {
-                bindBlockScopedDeclaration(node, 32, 899503);
-            }
-            else {
-                var bindingName = node.name ? node.name.escapedText : "__class";
-                bindAnonymousDeclaration(node, 32, bindingName);
-                if (node.name) {
-                    classifiableNames.add(node.name.escapedText);
-                }
-            }
-            var symbol = node.symbol;
-            var prototypeSymbol = createSymbol(4 | 4194304, "prototype");
-            var symbolExport = symbol.exports.get(prototypeSymbol.escapedName);
-            if (symbolExport) {
-                if (node.name) {
-                    ts.setParent(node.name, node);
-                }
-                file.bindDiagnostics.push(createDiagnosticForNode(symbolExport.declarations[0], ts.Diagnostics.Duplicate_identifier_0, ts.symbolName(prototypeSymbol)));
-            }
-            symbol.exports.set(prototypeSymbol.escapedName, prototypeSymbol);
-            prototypeSymbol.parent = symbol;
-        }
-        function bindEnumDeclaration(node) {
-            return ts.isEnumConst(node)
-                ? bindBlockScopedDeclaration(node, 128, 899967)
-                : bindBlockScopedDeclaration(node, 256, 899327);
-        }
-        function bindVariableDeclarationOrBindingElement(node) {
-            if (inStrictMode) {
-                checkStrictModeEvalOrArguments(node, node.name);
-            }
-            if (!ts.isBindingPattern(node.name)) {
-                if (ts.isInJSFile(node) && ts.isRequireVariableDeclaration(node, true) && !ts.getJSDocTypeTag(node)) {
-                    declareSymbolAndAddToSymbolTable(node, 2097152, 2097152);
-                }
-                else if (ts.isBlockOrCatchScoped(node)) {
-                    bindBlockScopedDeclaration(node, 2, 111551);
-                }
-                else if (ts.isParameterDeclaration(node)) {
-                    declareSymbolAndAddToSymbolTable(node, 1, 111551);
-                }
-                else {
-                    declareSymbolAndAddToSymbolTable(node, 1, 111550);
-                }
-            }
-        }
-        function bindParameter(node) {
-            if (node.kind === 326 && container.kind !== 313) {
-                return;
-            }
-            if (inStrictMode && !(node.flags & 8388608)) {
-                checkStrictModeEvalOrArguments(node, node.name);
-            }
-            if (ts.isBindingPattern(node.name)) {
-                bindAnonymousDeclaration(node, 1, "__" + node.parent.parameters.indexOf(node));
-            }
-            else {
-                declareSymbolAndAddToSymbolTable(node, 1, 111551);
-            }
-            if (ts.isParameterPropertyDeclaration(node, node.parent)) {
-                var classDeclaration = node.parent.parent;
-                declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 | (node.questionToken ? 16777216 : 0), 0);
-            }
-        }
-        function bindFunctionDeclaration(node) {
-            if (!file.isDeclarationFile && !(node.flags & 8388608)) {
-                if (ts.isAsyncFunction(node)) {
-                    emitFlags |= 2048;
-                }
-            }
-            checkStrictModeFunctionName(node);
-            if (inStrictMode) {
-                checkStrictModeFunctionDeclaration(node);
-                bindBlockScopedDeclaration(node, 16, 110991);
-            }
-            else {
-                declareSymbolAndAddToSymbolTable(node, 16, 110991);
-            }
-        }
-        function bindFunctionExpression(node) {
-            if (!file.isDeclarationFile && !(node.flags & 8388608)) {
-                if (ts.isAsyncFunction(node)) {
-                    emitFlags |= 2048;
-                }
-            }
-            if (currentFlow) {
-                node.flowNode = currentFlow;
-            }
-            checkStrictModeFunctionName(node);
-            var bindingName = node.name ? node.name.escapedText : "__function";
-            return bindAnonymousDeclaration(node, 16, bindingName);
-        }
-        function bindPropertyOrMethodOrAccessor(node, symbolFlags, symbolExcludes) {
-            if (!file.isDeclarationFile && !(node.flags & 8388608) && ts.isAsyncFunction(node)) {
-                emitFlags |= 2048;
-            }
-            if (currentFlow && ts.isObjectLiteralOrClassExpressionMethod(node)) {
-                node.flowNode = currentFlow;
-            }
-            return ts.hasDynamicName(node)
-                ? bindAnonymousDeclaration(node, symbolFlags, "__computed")
-                : declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes);
-        }
-        function getInferTypeContainer(node) {
-            var extendsType = ts.findAncestor(node, function (n) { return n.parent && ts.isConditionalTypeNode(n.parent) && n.parent.extendsType === n; });
-            return extendsType && extendsType.parent;
-        }
-        function bindTypeParameter(node) {
-            if (ts.isJSDocTemplateTag(node.parent)) {
-                var container_1 = ts.find(node.parent.parent.tags, ts.isJSDocTypeAlias) || ts.getHostSignatureFromJSDoc(node.parent);
-                if (container_1) {
-                    if (!container_1.locals) {
-                        container_1.locals = ts.createSymbolTable();
-                    }
-                    declareSymbol(container_1.locals, undefined, node, 262144, 526824);
-                }
-                else {
-                    declareSymbolAndAddToSymbolTable(node, 262144, 526824);
-                }
-            }
-            else if (node.parent.kind === 185) {
-                var container_2 = getInferTypeContainer(node.parent);
-                if (container_2) {
-                    if (!container_2.locals) {
-                        container_2.locals = ts.createSymbolTable();
-                    }
-                    declareSymbol(container_2.locals, undefined, node, 262144, 526824);
-                }
-                else {
-                    bindAnonymousDeclaration(node, 262144, getDeclarationName(node));
-                }
-            }
-            else {
-                declareSymbolAndAddToSymbolTable(node, 262144, 526824);
-            }
-        }
-        function shouldReportErrorOnModuleDeclaration(node) {
-            var instanceState = getModuleInstanceState(node);
-            return instanceState === 1 || (instanceState === 2 && !!options.preserveConstEnums);
-        }
-        function checkUnreachable(node) {
-            if (!(currentFlow.flags & 1)) {
-                return false;
-            }
-            if (currentFlow === unreachableFlow) {
-                var reportError = (ts.isStatementButNotDeclaration(node) && node.kind !== 231) ||
-                    node.kind === 252 ||
-                    (node.kind === 256 && shouldReportErrorOnModuleDeclaration(node));
-                if (reportError) {
-                    currentFlow = reportedUnreachableFlow;
-                    if (!options.allowUnreachableCode) {
-                        var isError_1 = ts.unreachableCodeIsError(options) &&
-                            !(node.flags & 8388608) &&
-                            (!ts.isVariableStatement(node) ||
-                                !!(ts.getCombinedNodeFlags(node.declarationList) & 3) ||
-                                node.declarationList.declarations.some(function (d) { return !!d.initializer; }));
-                        eachUnreachableRange(node, function (start, end) { return errorOrSuggestionOnRange(isError_1, start, end, ts.Diagnostics.Unreachable_code_detected); });
-                    }
-                }
-            }
-            return true;
-        }
-    }
-    function eachUnreachableRange(node, cb) {
-        if (ts.isStatement(node) && isExecutableStatement(node) && ts.isBlock(node.parent)) {
-            var statements = node.parent.statements;
-            var slice_1 = ts.sliceAfter(statements, node);
-            ts.getRangesWhere(slice_1, isExecutableStatement, function (start, afterEnd) { return cb(slice_1[start], slice_1[afterEnd - 1]); });
-        }
-        else {
-            cb(node, node);
-        }
-    }
-    function isExecutableStatement(s) {
-        return !ts.isFunctionDeclaration(s) && !isPurelyTypeDeclaration(s) && !ts.isEnumDeclaration(s) &&
-            !(ts.isVariableStatement(s) && !(ts.getCombinedNodeFlags(s) & (1 | 2)) && s.declarationList.declarations.some(function (d) { return !d.initializer; }));
-    }
-    function isPurelyTypeDeclaration(s) {
-        switch (s.kind) {
-            case 253:
-            case 254:
-                return true;
-            case 256:
-                return getModuleInstanceState(s) !== 1;
-            case 255:
-                return ts.hasSyntacticModifier(s, 2048);
-            default:
-                return false;
-        }
-    }
-    function isExportsOrModuleExportsOrAlias(sourceFile, node) {
-        var i = 0;
-        var q = [node];
-        while (q.length && i < 100) {
-            i++;
-            node = q.shift();
-            if (ts.isExportsIdentifier(node) || ts.isModuleExportsAccessExpression(node)) {
-                return true;
-            }
-            else if (ts.isIdentifier(node)) {
-                var symbol = lookupSymbolForName(sourceFile, node.escapedText);
-                if (!!symbol && !!symbol.valueDeclaration && ts.isVariableDeclaration(symbol.valueDeclaration) && !!symbol.valueDeclaration.initializer) {
-                    var init = symbol.valueDeclaration.initializer;
-                    q.push(init);
-                    if (ts.isAssignmentExpression(init, true)) {
-                        q.push(init.left);
-                        q.push(init.right);
-                    }
-                }
-            }
-        }
-        return false;
-    }
-    ts.isExportsOrModuleExportsOrAlias = isExportsOrModuleExportsOrAlias;
-    function lookupSymbolForName(container, name) {
-        var local = container.locals && container.locals.get(name);
-        if (local) {
-            return local.exportSymbol || local;
-        }
-        if (ts.isSourceFile(container) && container.jsGlobalAugmentations && container.jsGlobalAugmentations.has(name)) {
-            return container.jsGlobalAugmentations.get(name);
-        }
-        return container.symbol && container.symbol.exports && container.symbol.exports.get(name);
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createGetSymbolWalker(getRestTypeOfSignature, getTypePredicateOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintOfTypeParameter, getFirstIdentifier, getTypeArguments) {
-        return getSymbolWalker;
-        function getSymbolWalker(accept) {
-            if (accept === void 0) { accept = function () { return true; }; }
-            var visitedTypes = [];
-            var visitedSymbols = [];
-            return {
-                walkType: function (type) {
-                    try {
-                        visitType(type);
-                        return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) };
-                    }
-                    finally {
-                        ts.clear(visitedTypes);
-                        ts.clear(visitedSymbols);
-                    }
-                },
-                walkSymbol: function (symbol) {
-                    try {
-                        visitSymbol(symbol);
-                        return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) };
-                    }
-                    finally {
-                        ts.clear(visitedTypes);
-                        ts.clear(visitedSymbols);
-                    }
-                },
-            };
-            function visitType(type) {
-                if (!type) {
-                    return;
-                }
-                if (visitedTypes[type.id]) {
-                    return;
-                }
-                visitedTypes[type.id] = type;
-                var shouldBail = visitSymbol(type.symbol);
-                if (shouldBail)
-                    return;
-                if (type.flags & 524288) {
-                    var objectType = type;
-                    var objectFlags = objectType.objectFlags;
-                    if (objectFlags & 4) {
-                        visitTypeReference(type);
-                    }
-                    if (objectFlags & 32) {
-                        visitMappedType(type);
-                    }
-                    if (objectFlags & (1 | 2)) {
-                        visitInterfaceType(type);
-                    }
-                    if (objectFlags & (8 | 16)) {
-                        visitObjectType(objectType);
-                    }
-                }
-                if (type.flags & 262144) {
-                    visitTypeParameter(type);
-                }
-                if (type.flags & 3145728) {
-                    visitUnionOrIntersectionType(type);
-                }
-                if (type.flags & 4194304) {
-                    visitIndexType(type);
-                }
-                if (type.flags & 8388608) {
-                    visitIndexedAccessType(type);
-                }
-            }
-            function visitTypeReference(type) {
-                visitType(type.target);
-                ts.forEach(getTypeArguments(type), visitType);
-            }
-            function visitTypeParameter(type) {
-                visitType(getConstraintOfTypeParameter(type));
-            }
-            function visitUnionOrIntersectionType(type) {
-                ts.forEach(type.types, visitType);
-            }
-            function visitIndexType(type) {
-                visitType(type.type);
-            }
-            function visitIndexedAccessType(type) {
-                visitType(type.objectType);
-                visitType(type.indexType);
-                visitType(type.constraint);
-            }
-            function visitMappedType(type) {
-                visitType(type.typeParameter);
-                visitType(type.constraintType);
-                visitType(type.templateType);
-                visitType(type.modifiersType);
-            }
-            function visitSignature(signature) {
-                var typePredicate = getTypePredicateOfSignature(signature);
-                if (typePredicate) {
-                    visitType(typePredicate.type);
-                }
-                ts.forEach(signature.typeParameters, visitType);
-                for (var _i = 0, _a = signature.parameters; _i < _a.length; _i++) {
-                    var parameter = _a[_i];
-                    visitSymbol(parameter);
-                }
-                visitType(getRestTypeOfSignature(signature));
-                visitType(getReturnTypeOfSignature(signature));
-            }
-            function visitInterfaceType(interfaceT) {
-                visitObjectType(interfaceT);
-                ts.forEach(interfaceT.typeParameters, visitType);
-                ts.forEach(getBaseTypes(interfaceT), visitType);
-                visitType(interfaceT.thisType);
-            }
-            function visitObjectType(type) {
-                var stringIndexType = getIndexTypeOfStructuredType(type, 0);
-                visitType(stringIndexType);
-                var numberIndexType = getIndexTypeOfStructuredType(type, 1);
-                visitType(numberIndexType);
-                var resolved = resolveStructuredTypeMembers(type);
-                for (var _i = 0, _a = resolved.callSignatures; _i < _a.length; _i++) {
-                    var signature = _a[_i];
-                    visitSignature(signature);
-                }
-                for (var _b = 0, _c = resolved.constructSignatures; _b < _c.length; _b++) {
-                    var signature = _c[_b];
-                    visitSignature(signature);
-                }
-                for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) {
-                    var p = _e[_d];
-                    visitSymbol(p);
-                }
-            }
-            function visitSymbol(symbol) {
-                if (!symbol) {
-                    return false;
-                }
-                var symbolId = ts.getSymbolId(symbol);
-                if (visitedSymbols[symbolId]) {
-                    return false;
-                }
-                visitedSymbols[symbolId] = symbol;
-                if (!accept(symbol)) {
-                    return true;
-                }
-                var t = getTypeOfSymbol(symbol);
-                visitType(t);
-                if (symbol.exports) {
-                    symbol.exports.forEach(visitSymbol);
-                }
-                ts.forEach(symbol.declarations, function (d) {
-                    if (d.type && d.type.kind === 176) {
-                        var query = d.type;
-                        var entity = getResolvedSymbol(getFirstIdentifier(query.exprName));
-                        visitSymbol(entity);
-                    }
-                });
-                return false;
-            }
-        }
-    }
-    ts.createGetSymbolWalker = createGetSymbolWalker;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var ambientModuleSymbolRegex = /^".+"$/;
-    var anon = "(anonymous)";
-    var nextSymbolId = 1;
-    var nextNodeId = 1;
-    var nextMergeId = 1;
-    var nextFlowId = 1;
-    var typeofEQFacts = new ts.Map(ts.getEntries({
-        string: 1,
-        number: 2,
-        bigint: 4,
-        boolean: 8,
-        symbol: 16,
-        undefined: 65536,
-        object: 32,
-        function: 64
-    }));
-    var typeofNEFacts = new ts.Map(ts.getEntries({
-        string: 256,
-        number: 512,
-        bigint: 1024,
-        boolean: 2048,
-        symbol: 4096,
-        undefined: 524288,
-        object: 8192,
-        function: 16384
-    }));
-    var isNotOverloadAndNotAccessor = ts.and(isNotOverload, isNotAccessor);
-    var intrinsicTypeKinds = new ts.Map(ts.getEntries({
-        Uppercase: 0,
-        Lowercase: 1,
-        Capitalize: 2,
-        Uncapitalize: 3
-    }));
-    function SymbolLinks() {
-    }
-    function NodeLinks() {
-        this.flags = 0;
-    }
-    function getNodeId(node) {
-        if (!node.id) {
-            node.id = nextNodeId;
-            nextNodeId++;
-        }
-        return node.id;
-    }
-    ts.getNodeId = getNodeId;
-    function getSymbolId(symbol) {
-        if (!symbol.id) {
-            symbol.id = nextSymbolId;
-            nextSymbolId++;
-        }
-        return symbol.id;
-    }
-    ts.getSymbolId = getSymbolId;
-    function isInstantiatedModule(node, preserveConstEnums) {
-        var moduleState = ts.getModuleInstanceState(node);
-        return moduleState === 1 ||
-            (preserveConstEnums && moduleState === 2);
-    }
-    ts.isInstantiatedModule = isInstantiatedModule;
-    function createTypeChecker(host, produceDiagnostics) {
-        var getPackagesSet = ts.memoize(function () {
-            var set = new ts.Set();
-            host.getSourceFiles().forEach(function (sf) {
-                if (!sf.resolvedModules)
-                    return;
-                ts.forEachEntry(sf.resolvedModules, function (r) {
-                    if (r && r.packageId)
-                        set.add(r.packageId.name);
-                });
-            });
-            return set;
-        });
-        var cancellationToken;
-        var requestedExternalEmitHelpers;
-        var externalHelpersModule;
-        var Symbol = ts.objectAllocator.getSymbolConstructor();
-        var Type = ts.objectAllocator.getTypeConstructor();
-        var Signature = ts.objectAllocator.getSignatureConstructor();
-        var typeCount = 0;
-        var symbolCount = 0;
-        var enumCount = 0;
-        var totalInstantiationCount = 0;
-        var instantiationCount = 0;
-        var instantiationDepth = 0;
-        var constraintDepth = 0;
-        var currentNode;
-        var typeCatalog = [];
-        var emptySymbols = ts.createSymbolTable();
-        var arrayVariances = [1];
-        var compilerOptions = host.getCompilerOptions();
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var moduleKind = ts.getEmitModuleKind(compilerOptions);
-        var allowSyntheticDefaultImports = ts.getAllowSyntheticDefaultImports(compilerOptions);
-        var strictNullChecks = ts.getStrictOptionValue(compilerOptions, "strictNullChecks");
-        var strictFunctionTypes = ts.getStrictOptionValue(compilerOptions, "strictFunctionTypes");
-        var strictBindCallApply = ts.getStrictOptionValue(compilerOptions, "strictBindCallApply");
-        var strictPropertyInitialization = ts.getStrictOptionValue(compilerOptions, "strictPropertyInitialization");
-        var noImplicitAny = ts.getStrictOptionValue(compilerOptions, "noImplicitAny");
-        var noImplicitThis = ts.getStrictOptionValue(compilerOptions, "noImplicitThis");
-        var keyofStringsOnly = !!compilerOptions.keyofStringsOnly;
-        var freshObjectLiteralFlag = compilerOptions.suppressExcessPropertyErrors ? 0 : 32768;
-        var emitResolver = createResolver();
-        var nodeBuilder = createNodeBuilder();
-        var globals = ts.createSymbolTable();
-        var undefinedSymbol = createSymbol(4, "undefined");
-        undefinedSymbol.declarations = [];
-        var globalThisSymbol = createSymbol(1536, "globalThis", 8);
-        globalThisSymbol.exports = globals;
-        globalThisSymbol.declarations = [];
-        globals.set(globalThisSymbol.escapedName, globalThisSymbol);
-        var argumentsSymbol = createSymbol(4, "arguments");
-        var requireSymbol = createSymbol(4, "require");
-        var apparentArgumentCount;
-        var checker = {
-            getNodeCount: function () { return ts.sum(host.getSourceFiles(), "nodeCount"); },
-            getIdentifierCount: function () { return ts.sum(host.getSourceFiles(), "identifierCount"); },
-            getSymbolCount: function () { return ts.sum(host.getSourceFiles(), "symbolCount") + symbolCount; },
-            getTypeCatalog: function () { return typeCatalog; },
-            getTypeCount: function () { return typeCount; },
-            getInstantiationCount: function () { return totalInstantiationCount; },
-            getRelationCacheSizes: function () { return ({
-                assignable: assignableRelation.size,
-                identity: identityRelation.size,
-                subtype: subtypeRelation.size,
-                strictSubtype: strictSubtypeRelation.size,
-            }); },
-            isUndefinedSymbol: function (symbol) { return symbol === undefinedSymbol; },
-            isArgumentsSymbol: function (symbol) { return symbol === argumentsSymbol; },
-            isUnknownSymbol: function (symbol) { return symbol === unknownSymbol; },
-            getMergedSymbol: getMergedSymbol,
-            getDiagnostics: getDiagnostics,
-            getGlobalDiagnostics: getGlobalDiagnostics,
-            getRecursionIdentity: getRecursionIdentity,
-            getTypeOfSymbolAtLocation: function (symbol, locationIn) {
-                var location = ts.getParseTreeNode(locationIn);
-                return location ? getTypeOfSymbolAtLocation(symbol, location) : errorType;
-            },
-            getSymbolsOfParameterPropertyDeclaration: function (parameterIn, parameterName) {
-                var parameter = ts.getParseTreeNode(parameterIn, ts.isParameter);
-                if (parameter === undefined)
-                    return ts.Debug.fail("Cannot get symbols of a synthetic parameter that cannot be resolved to a parse-tree node.");
-                return getSymbolsOfParameterPropertyDeclaration(parameter, ts.escapeLeadingUnderscores(parameterName));
-            },
-            getDeclaredTypeOfSymbol: getDeclaredTypeOfSymbol,
-            getPropertiesOfType: getPropertiesOfType,
-            getPropertyOfType: function (type, name) { return getPropertyOfType(type, ts.escapeLeadingUnderscores(name)); },
-            getPrivateIdentifierPropertyOfType: function (leftType, name, location) {
-                var node = ts.getParseTreeNode(location);
-                if (!node) {
-                    return undefined;
-                }
-                var propName = ts.escapeLeadingUnderscores(name);
-                var lexicallyScopedIdentifier = lookupSymbolForPrivateIdentifierDeclaration(propName, node);
-                return lexicallyScopedIdentifier ? getPrivateIdentifierPropertyOfType(leftType, lexicallyScopedIdentifier) : undefined;
-            },
-            getTypeOfPropertyOfType: function (type, name) { return getTypeOfPropertyOfType(type, ts.escapeLeadingUnderscores(name)); },
-            getIndexInfoOfType: getIndexInfoOfType,
-            getSignaturesOfType: getSignaturesOfType,
-            getIndexTypeOfType: getIndexTypeOfType,
-            getBaseTypes: getBaseTypes,
-            getBaseTypeOfLiteralType: getBaseTypeOfLiteralType,
-            getWidenedType: getWidenedType,
-            getTypeFromTypeNode: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isTypeNode);
-                return node ? getTypeFromTypeNode(node) : errorType;
-            },
-            getParameterType: getTypeAtPosition,
-            getPromisedTypeOfPromise: getPromisedTypeOfPromise,
-            getAwaitedType: function (type) { return getAwaitedType(type); },
-            getReturnTypeOfSignature: getReturnTypeOfSignature,
-            isNullableType: isNullableType,
-            getNullableType: getNullableType,
-            getNonNullableType: getNonNullableType,
-            getNonOptionalType: removeOptionalTypeMarker,
-            getTypeArguments: getTypeArguments,
-            typeToTypeNode: nodeBuilder.typeToTypeNode,
-            indexInfoToIndexSignatureDeclaration: nodeBuilder.indexInfoToIndexSignatureDeclaration,
-            signatureToSignatureDeclaration: nodeBuilder.signatureToSignatureDeclaration,
-            symbolToEntityName: nodeBuilder.symbolToEntityName,
-            symbolToExpression: nodeBuilder.symbolToExpression,
-            symbolToTypeParameterDeclarations: nodeBuilder.symbolToTypeParameterDeclarations,
-            symbolToParameterDeclaration: nodeBuilder.symbolToParameterDeclaration,
-            typeParameterToDeclaration: nodeBuilder.typeParameterToDeclaration,
-            getSymbolsInScope: function (locationIn, meaning) {
-                var location = ts.getParseTreeNode(locationIn);
-                return location ? getSymbolsInScope(location, meaning) : [];
-            },
-            getSymbolAtLocation: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn);
-                return node ? getSymbolAtLocation(node, true) : undefined;
-            },
-            getShorthandAssignmentValueSymbol: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn);
-                return node ? getShorthandAssignmentValueSymbol(node) : undefined;
-            },
-            getExportSpecifierLocalTargetSymbol: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isExportSpecifier);
-                return node ? getExportSpecifierLocalTargetSymbol(node) : undefined;
-            },
-            getExportSymbolOfSymbol: function (symbol) {
-                return getMergedSymbol(symbol.exportSymbol || symbol);
-            },
-            getTypeAtLocation: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn);
-                return node ? getTypeOfNode(node) : errorType;
-            },
-            getTypeOfAssignmentPattern: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isAssignmentPattern);
-                return node && getTypeOfAssignmentPattern(node) || errorType;
-            },
-            getPropertySymbolOfDestructuringAssignment: function (locationIn) {
-                var location = ts.getParseTreeNode(locationIn, ts.isIdentifier);
-                return location ? getPropertySymbolOfDestructuringAssignment(location) : undefined;
-            },
-            signatureToString: function (signature, enclosingDeclaration, flags, kind) {
-                return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind);
-            },
-            typeToString: function (type, enclosingDeclaration, flags) {
-                return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags);
-            },
-            symbolToString: function (symbol, enclosingDeclaration, meaning, flags) {
-                return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning, flags);
-            },
-            typePredicateToString: function (predicate, enclosingDeclaration, flags) {
-                return typePredicateToString(predicate, ts.getParseTreeNode(enclosingDeclaration), flags);
-            },
-            writeSignature: function (signature, enclosingDeclaration, flags, kind, writer) {
-                return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind, writer);
-            },
-            writeType: function (type, enclosingDeclaration, flags, writer) {
-                return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags, writer);
-            },
-            writeSymbol: function (symbol, enclosingDeclaration, meaning, flags, writer) {
-                return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning, flags, writer);
-            },
-            writeTypePredicate: function (predicate, enclosingDeclaration, flags, writer) {
-                return typePredicateToString(predicate, ts.getParseTreeNode(enclosingDeclaration), flags, writer);
-            },
-            getAugmentedPropertiesOfType: getAugmentedPropertiesOfType,
-            getRootSymbols: getRootSymbols,
-            getSymbolOfExpando: getSymbolOfExpando,
-            getContextualType: function (nodeIn, contextFlags) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isExpression);
-                if (!node) {
-                    return undefined;
-                }
-                var containingCall = ts.findAncestor(node, ts.isCallLikeExpression);
-                var containingCallResolvedSignature = containingCall && getNodeLinks(containingCall).resolvedSignature;
-                if (contextFlags & 4 && containingCall) {
-                    var toMarkSkip = node;
-                    do {
-                        getNodeLinks(toMarkSkip).skipDirectInference = true;
-                        toMarkSkip = toMarkSkip.parent;
-                    } while (toMarkSkip && toMarkSkip !== containingCall);
-                    getNodeLinks(containingCall).resolvedSignature = undefined;
-                }
-                var result = getContextualType(node, contextFlags);
-                if (contextFlags & 4 && containingCall) {
-                    var toMarkSkip = node;
-                    do {
-                        getNodeLinks(toMarkSkip).skipDirectInference = undefined;
-                        toMarkSkip = toMarkSkip.parent;
-                    } while (toMarkSkip && toMarkSkip !== containingCall);
-                    getNodeLinks(containingCall).resolvedSignature = containingCallResolvedSignature;
-                }
-                return result;
-            },
-            getContextualTypeForObjectLiteralElement: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isObjectLiteralElementLike);
-                return node ? getContextualTypeForObjectLiteralElement(node) : undefined;
-            },
-            getContextualTypeForArgumentAtIndex: function (nodeIn, argIndex) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isCallLikeExpression);
-                return node && getContextualTypeForArgumentAtIndex(node, argIndex);
-            },
-            getContextualTypeForJsxAttribute: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isJsxAttributeLike);
-                return node && getContextualTypeForJsxAttribute(node);
-            },
-            isContextSensitive: isContextSensitive,
-            getFullyQualifiedName: getFullyQualifiedName,
-            getResolvedSignature: function (node, candidatesOutArray, argumentCount) {
-                return getResolvedSignatureWorker(node, candidatesOutArray, argumentCount, 0);
-            },
-            getResolvedSignatureForSignatureHelp: function (node, candidatesOutArray, argumentCount) {
-                return getResolvedSignatureWorker(node, candidatesOutArray, argumentCount, 16);
-            },
-            getExpandedParameters: getExpandedParameters,
-            hasEffectiveRestParameter: hasEffectiveRestParameter,
-            getConstantValue: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, canHaveConstantValue);
-                return node ? getConstantValue(node) : undefined;
-            },
-            isValidPropertyAccess: function (nodeIn, propertyName) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isPropertyAccessOrQualifiedNameOrImportTypeNode);
-                return !!node && isValidPropertyAccess(node, ts.escapeLeadingUnderscores(propertyName));
-            },
-            isValidPropertyAccessForCompletions: function (nodeIn, type, property) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isPropertyAccessExpression);
-                return !!node && isValidPropertyAccessForCompletions(node, type, property);
-            },
-            getSignatureFromDeclaration: function (declarationIn) {
-                var declaration = ts.getParseTreeNode(declarationIn, ts.isFunctionLike);
-                return declaration ? getSignatureFromDeclaration(declaration) : undefined;
-            },
-            isImplementationOfOverload: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isFunctionLike);
-                return node ? isImplementationOfOverload(node) : undefined;
-            },
-            getImmediateAliasedSymbol: getImmediateAliasedSymbol,
-            getAliasedSymbol: resolveAlias,
-            getEmitResolver: getEmitResolver,
-            getExportsOfModule: getExportsOfModuleAsArray,
-            getExportsAndPropertiesOfModule: getExportsAndPropertiesOfModule,
-            getSymbolWalker: ts.createGetSymbolWalker(getRestTypeOfSignature, getTypePredicateOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintOfTypeParameter, ts.getFirstIdentifier, getTypeArguments),
-            getAmbientModules: getAmbientModules,
-            getJsxIntrinsicTagNamesAt: getJsxIntrinsicTagNamesAt,
-            isOptionalParameter: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isParameter);
-                return node ? isOptionalParameter(node) : false;
-            },
-            tryGetMemberInModuleExports: function (name, symbol) { return tryGetMemberInModuleExports(ts.escapeLeadingUnderscores(name), symbol); },
-            tryGetMemberInModuleExportsAndProperties: function (name, symbol) { return tryGetMemberInModuleExportsAndProperties(ts.escapeLeadingUnderscores(name), symbol); },
-            tryFindAmbientModuleWithoutAugmentations: function (moduleName) {
-                return tryFindAmbientModule(moduleName, false);
-            },
-            getApparentType: getApparentType,
-            getUnionType: getUnionType,
-            isTypeAssignableTo: isTypeAssignableTo,
-            createAnonymousType: createAnonymousType,
-            createSignature: createSignature,
-            createSymbol: createSymbol,
-            createIndexInfo: createIndexInfo,
-            getAnyType: function () { return anyType; },
-            getStringType: function () { return stringType; },
-            getNumberType: function () { return numberType; },
-            createPromiseType: createPromiseType,
-            createArrayType: createArrayType,
-            getElementTypeOfArrayType: getElementTypeOfArrayType,
-            getBooleanType: function () { return booleanType; },
-            getFalseType: function (fresh) { return fresh ? falseType : regularFalseType; },
-            getTrueType: function (fresh) { return fresh ? trueType : regularTrueType; },
-            getVoidType: function () { return voidType; },
-            getUndefinedType: function () { return undefinedType; },
-            getNullType: function () { return nullType; },
-            getESSymbolType: function () { return esSymbolType; },
-            getNeverType: function () { return neverType; },
-            getOptionalType: function () { return optionalType; },
-            isSymbolAccessible: isSymbolAccessible,
-            isArrayType: isArrayType,
-            isTupleType: isTupleType,
-            isArrayLikeType: isArrayLikeType,
-            isTypeInvalidDueToUnionDiscriminant: isTypeInvalidDueToUnionDiscriminant,
-            getAllPossiblePropertiesOfTypes: getAllPossiblePropertiesOfTypes,
-            getSuggestedSymbolForNonexistentProperty: getSuggestedSymbolForNonexistentProperty,
-            getSuggestionForNonexistentProperty: getSuggestionForNonexistentProperty,
-            getSuggestedSymbolForNonexistentJSXAttribute: getSuggestedSymbolForNonexistentJSXAttribute,
-            getSuggestedSymbolForNonexistentSymbol: function (location, name, meaning) { return getSuggestedSymbolForNonexistentSymbol(location, ts.escapeLeadingUnderscores(name), meaning); },
-            getSuggestionForNonexistentSymbol: function (location, name, meaning) { return getSuggestionForNonexistentSymbol(location, ts.escapeLeadingUnderscores(name), meaning); },
-            getSuggestedSymbolForNonexistentModule: getSuggestedSymbolForNonexistentModule,
-            getSuggestionForNonexistentExport: getSuggestionForNonexistentExport,
-            getBaseConstraintOfType: getBaseConstraintOfType,
-            getDefaultFromTypeParameter: function (type) { return type && type.flags & 262144 ? getDefaultFromTypeParameter(type) : undefined; },
-            resolveName: function (name, location, meaning, excludeGlobals) {
-                return resolveName(location, ts.escapeLeadingUnderscores(name), meaning, undefined, undefined, false, excludeGlobals);
-            },
-            getJsxNamespace: function (n) { return ts.unescapeLeadingUnderscores(getJsxNamespace(n)); },
-            getAccessibleSymbolChain: getAccessibleSymbolChain,
-            getTypePredicateOfSignature: getTypePredicateOfSignature,
-            resolveExternalModuleName: function (moduleSpecifierIn) {
-                var moduleSpecifier = ts.getParseTreeNode(moduleSpecifierIn, ts.isExpression);
-                return moduleSpecifier && resolveExternalModuleName(moduleSpecifier, moduleSpecifier, true);
-            },
-            resolveExternalModuleSymbol: resolveExternalModuleSymbol,
-            tryGetThisTypeAt: function (nodeIn, includeGlobalThis) {
-                var node = ts.getParseTreeNode(nodeIn);
-                return node && tryGetThisTypeAt(node, includeGlobalThis);
-            },
-            getTypeArgumentConstraint: function (nodeIn) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isTypeNode);
-                return node && getTypeArgumentConstraint(node);
-            },
-            getSuggestionDiagnostics: function (fileIn, ct) {
-                var file = ts.getParseTreeNode(fileIn, ts.isSourceFile) || ts.Debug.fail("Could not determine parsed source file.");
-                if (ts.skipTypeChecking(file, compilerOptions, host)) {
-                    return ts.emptyArray;
-                }
-                var diagnostics;
-                try {
-                    cancellationToken = ct;
-                    checkSourceFile(file);
-                    ts.Debug.assert(!!(getNodeLinks(file).flags & 1));
-                    diagnostics = ts.addRange(diagnostics, suggestionDiagnostics.getDiagnostics(file.fileName));
-                    checkUnusedIdentifiers(getPotentiallyUnusedIdentifiers(file), function (containingNode, kind, diag) {
-                        if (!ts.containsParseError(containingNode) && !unusedIsError(kind, !!(containingNode.flags & 8388608))) {
-                            (diagnostics || (diagnostics = [])).push(__assign(__assign({}, diag), { category: ts.DiagnosticCategory.Suggestion }));
-                        }
-                    });
-                    return diagnostics || ts.emptyArray;
-                }
-                finally {
-                    cancellationToken = undefined;
-                }
-            },
-            runWithCancellationToken: function (token, callback) {
-                try {
-                    cancellationToken = token;
-                    return callback(checker);
-                }
-                finally {
-                    cancellationToken = undefined;
-                }
-            },
-            getLocalTypeParametersOfClassOrInterfaceOrTypeAlias: getLocalTypeParametersOfClassOrInterfaceOrTypeAlias,
-            isDeclarationVisible: isDeclarationVisible,
-        };
-        function getResolvedSignatureWorker(nodeIn, candidatesOutArray, argumentCount, checkMode) {
-            var node = ts.getParseTreeNode(nodeIn, ts.isCallLikeExpression);
-            apparentArgumentCount = argumentCount;
-            var res = node ? getResolvedSignature(node, candidatesOutArray, checkMode) : undefined;
-            apparentArgumentCount = undefined;
-            return res;
-        }
-        var tupleTypes = new ts.Map();
-        var unionTypes = new ts.Map();
-        var intersectionTypes = new ts.Map();
-        var literalTypes = new ts.Map();
-        var indexedAccessTypes = new ts.Map();
-        var templateLiteralTypes = new ts.Map();
-        var stringMappingTypes = new ts.Map();
-        var substitutionTypes = new ts.Map();
-        var evolvingArrayTypes = [];
-        var undefinedProperties = new ts.Map();
-        var unknownSymbol = createSymbol(4, "unknown");
-        var resolvingSymbol = createSymbol(0, "__resolving__");
-        var anyType = createIntrinsicType(1, "any");
-        var autoType = createIntrinsicType(1, "any");
-        var wildcardType = createIntrinsicType(1, "any");
-        var errorType = createIntrinsicType(1, "error");
-        var nonInferrableAnyType = createIntrinsicType(1, "any", 524288);
-        var intrinsicMarkerType = createIntrinsicType(1, "intrinsic");
-        var unknownType = createIntrinsicType(2, "unknown");
-        var undefinedType = createIntrinsicType(32768, "undefined");
-        var undefinedWideningType = strictNullChecks ? undefinedType : createIntrinsicType(32768, "undefined", 524288);
-        var optionalType = createIntrinsicType(32768, "undefined");
-        var nullType = createIntrinsicType(65536, "null");
-        var nullWideningType = strictNullChecks ? nullType : createIntrinsicType(65536, "null", 524288);
-        var stringType = createIntrinsicType(4, "string");
-        var numberType = createIntrinsicType(8, "number");
-        var bigintType = createIntrinsicType(64, "bigint");
-        var falseType = createIntrinsicType(512, "false");
-        var regularFalseType = createIntrinsicType(512, "false");
-        var trueType = createIntrinsicType(512, "true");
-        var regularTrueType = createIntrinsicType(512, "true");
-        trueType.regularType = regularTrueType;
-        trueType.freshType = trueType;
-        regularTrueType.regularType = regularTrueType;
-        regularTrueType.freshType = trueType;
-        falseType.regularType = regularFalseType;
-        falseType.freshType = falseType;
-        regularFalseType.regularType = regularFalseType;
-        regularFalseType.freshType = falseType;
-        var booleanType = createBooleanType([regularFalseType, regularTrueType]);
-        createBooleanType([regularFalseType, trueType]);
-        createBooleanType([falseType, regularTrueType]);
-        createBooleanType([falseType, trueType]);
-        var esSymbolType = createIntrinsicType(4096, "symbol");
-        var voidType = createIntrinsicType(16384, "void");
-        var neverType = createIntrinsicType(131072, "never");
-        var silentNeverType = createIntrinsicType(131072, "never");
-        var nonInferrableType = createIntrinsicType(131072, "never", 2097152);
-        var implicitNeverType = createIntrinsicType(131072, "never");
-        var unreachableNeverType = createIntrinsicType(131072, "never");
-        var nonPrimitiveType = createIntrinsicType(67108864, "object");
-        var stringNumberSymbolType = getUnionType([stringType, numberType, esSymbolType]);
-        var keyofConstraintType = keyofStringsOnly ? stringType : stringNumberSymbolType;
-        var numberOrBigIntType = getUnionType([numberType, bigintType]);
-        var templateConstraintType = getUnionType([stringType, numberType, booleanType, bigintType, nullType, undefinedType]);
-        var restrictiveMapper = makeFunctionTypeMapper(function (t) { return t.flags & 262144 ? getRestrictiveTypeParameter(t) : t; });
-        var permissiveMapper = makeFunctionTypeMapper(function (t) { return t.flags & 262144 ? wildcardType : t; });
-        var emptyObjectType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        var emptyJsxObjectType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        emptyJsxObjectType.objectFlags |= 4096;
-        var emptyTypeLiteralSymbol = createSymbol(2048, "__type");
-        emptyTypeLiteralSymbol.members = ts.createSymbolTable();
-        var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        var emptyGenericType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        emptyGenericType.instantiations = new ts.Map();
-        var anyFunctionType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        anyFunctionType.objectFlags |= 2097152;
-        var noConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        var circularConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        var resolvingDefaultType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-        var markerSuperType = createTypeParameter();
-        var markerSubType = createTypeParameter();
-        markerSubType.constraint = markerSuperType;
-        var markerOtherType = createTypeParameter();
-        var noTypePredicate = createTypePredicate(1, "<<unresolved>>", 0, anyType);
-        var anySignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, undefined, 0, 0);
-        var unknownSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, errorType, undefined, 0, 0);
-        var resolvingSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, undefined, 0, 0);
-        var silentNeverSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, silentNeverType, undefined, 0, 0);
-        var enumNumberIndexInfo = createIndexInfo(stringType, true);
-        var iterationTypesCache = new ts.Map();
-        var noIterationTypes = {
-            get yieldType() { return ts.Debug.fail("Not supported"); },
-            get returnType() { return ts.Debug.fail("Not supported"); },
-            get nextType() { return ts.Debug.fail("Not supported"); },
-        };
-        var anyIterationTypes = createIterationTypes(anyType, anyType, anyType);
-        var anyIterationTypesExceptNext = createIterationTypes(anyType, anyType, unknownType);
-        var defaultIterationTypes = createIterationTypes(neverType, anyType, undefinedType);
-        var asyncIterationTypesResolver = {
-            iterableCacheKey: "iterationTypesOfAsyncIterable",
-            iteratorCacheKey: "iterationTypesOfAsyncIterator",
-            iteratorSymbolName: "asyncIterator",
-            getGlobalIteratorType: getGlobalAsyncIteratorType,
-            getGlobalIterableType: getGlobalAsyncIterableType,
-            getGlobalIterableIteratorType: getGlobalAsyncIterableIteratorType,
-            getGlobalGeneratorType: getGlobalAsyncGeneratorType,
-            resolveIterationType: getAwaitedType,
-            mustHaveANextMethodDiagnostic: ts.Diagnostics.An_async_iterator_must_have_a_next_method,
-            mustBeAMethodDiagnostic: ts.Diagnostics.The_0_property_of_an_async_iterator_must_be_a_method,
-            mustHaveAValueDiagnostic: ts.Diagnostics.The_type_returned_by_the_0_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property,
-        };
-        var syncIterationTypesResolver = {
-            iterableCacheKey: "iterationTypesOfIterable",
-            iteratorCacheKey: "iterationTypesOfIterator",
-            iteratorSymbolName: "iterator",
-            getGlobalIteratorType: getGlobalIteratorType,
-            getGlobalIterableType: getGlobalIterableType,
-            getGlobalIterableIteratorType: getGlobalIterableIteratorType,
-            getGlobalGeneratorType: getGlobalGeneratorType,
-            resolveIterationType: function (type, _errorNode) { return type; },
-            mustHaveANextMethodDiagnostic: ts.Diagnostics.An_iterator_must_have_a_next_method,
-            mustBeAMethodDiagnostic: ts.Diagnostics.The_0_property_of_an_iterator_must_be_a_method,
-            mustHaveAValueDiagnostic: ts.Diagnostics.The_type_returned_by_the_0_method_of_an_iterator_must_have_a_value_property,
-        };
-        var amalgamatedDuplicates;
-        var reverseMappedCache = new ts.Map();
-        var inInferTypeForHomomorphicMappedType = false;
-        var ambientModulesCache;
-        var patternAmbientModules;
-        var patternAmbientModuleAugmentations;
-        var globalObjectType;
-        var globalFunctionType;
-        var globalCallableFunctionType;
-        var globalNewableFunctionType;
-        var globalArrayType;
-        var globalReadonlyArrayType;
-        var globalStringType;
-        var globalNumberType;
-        var globalBooleanType;
-        var globalRegExpType;
-        var globalThisType;
-        var anyArrayType;
-        var autoArrayType;
-        var anyReadonlyArrayType;
-        var deferredGlobalNonNullableTypeAlias;
-        var deferredGlobalESSymbolConstructorSymbol;
-        var deferredGlobalESSymbolType;
-        var deferredGlobalTypedPropertyDescriptorType;
-        var deferredGlobalPromiseType;
-        var deferredGlobalPromiseLikeType;
-        var deferredGlobalPromiseConstructorSymbol;
-        var deferredGlobalPromiseConstructorLikeType;
-        var deferredGlobalIterableType;
-        var deferredGlobalIteratorType;
-        var deferredGlobalIterableIteratorType;
-        var deferredGlobalGeneratorType;
-        var deferredGlobalIteratorYieldResultType;
-        var deferredGlobalIteratorReturnResultType;
-        var deferredGlobalAsyncIterableType;
-        var deferredGlobalAsyncIteratorType;
-        var deferredGlobalAsyncIterableIteratorType;
-        var deferredGlobalAsyncGeneratorType;
-        var deferredGlobalTemplateStringsArrayType;
-        var deferredGlobalImportMetaType;
-        var deferredGlobalExtractSymbol;
-        var deferredGlobalOmitSymbol;
-        var deferredGlobalBigIntType;
-        var allPotentiallyUnusedIdentifiers = new ts.Map();
-        var flowLoopStart = 0;
-        var flowLoopCount = 0;
-        var sharedFlowCount = 0;
-        var flowAnalysisDisabled = false;
-        var flowInvocationCount = 0;
-        var lastFlowNode;
-        var lastFlowNodeReachable;
-        var flowTypeCache;
-        var emptyStringType = getLiteralType("");
-        var zeroType = getLiteralType(0);
-        var zeroBigIntType = getLiteralType({ negative: false, base10Value: "0" });
-        var resolutionTargets = [];
-        var resolutionResults = [];
-        var resolutionPropertyNames = [];
-        var suggestionCount = 0;
-        var maximumSuggestionCount = 10;
-        var mergedSymbols = [];
-        var symbolLinks = [];
-        var nodeLinks = [];
-        var flowLoopCaches = [];
-        var flowLoopNodes = [];
-        var flowLoopKeys = [];
-        var flowLoopTypes = [];
-        var sharedFlowNodes = [];
-        var sharedFlowTypes = [];
-        var flowNodeReachable = [];
-        var flowNodePostSuper = [];
-        var potentialThisCollisions = [];
-        var potentialNewTargetCollisions = [];
-        var potentialWeakMapCollisions = [];
-        var awaitedTypeStack = [];
-        var diagnostics = ts.createDiagnosticCollection();
-        var suggestionDiagnostics = ts.createDiagnosticCollection();
-        var typeofTypesByName = new ts.Map(ts.getEntries({
-            string: stringType,
-            number: numberType,
-            bigint: bigintType,
-            boolean: booleanType,
-            symbol: esSymbolType,
-            undefined: undefinedType
-        }));
-        var typeofType = createTypeofType();
-        var _jsxNamespace;
-        var _jsxFactoryEntity;
-        var outofbandVarianceMarkerHandler;
-        var subtypeRelation = new ts.Map();
-        var strictSubtypeRelation = new ts.Map();
-        var assignableRelation = new ts.Map();
-        var comparableRelation = new ts.Map();
-        var identityRelation = new ts.Map();
-        var enumRelation = new ts.Map();
-        var builtinGlobals = ts.createSymbolTable();
-        builtinGlobals.set(undefinedSymbol.escapedName, undefinedSymbol);
-        initializeTypeChecker();
-        return checker;
-        function getJsxNamespace(location) {
-            if (location) {
-                var file = ts.getSourceFileOfNode(location);
-                if (file) {
-                    if (ts.isJsxOpeningFragment(location)) {
-                        if (file.localJsxFragmentNamespace) {
-                            return file.localJsxFragmentNamespace;
-                        }
-                        var jsxFragmentPragma = file.pragmas.get("jsxfrag");
-                        if (jsxFragmentPragma) {
-                            var chosenPragma = ts.isArray(jsxFragmentPragma) ? jsxFragmentPragma[0] : jsxFragmentPragma;
-                            file.localJsxFragmentFactory = ts.parseIsolatedEntityName(chosenPragma.arguments.factory, languageVersion);
-                            ts.visitNode(file.localJsxFragmentFactory, markAsSynthetic);
-                            if (file.localJsxFragmentFactory) {
-                                return file.localJsxFragmentNamespace = ts.getFirstIdentifier(file.localJsxFragmentFactory).escapedText;
-                            }
-                        }
-                        var entity = getJsxFragmentFactoryEntity(location);
-                        if (entity) {
-                            file.localJsxFragmentFactory = entity;
-                            return file.localJsxFragmentNamespace = ts.getFirstIdentifier(entity).escapedText;
-                        }
-                    }
-                    else {
-                        if (file.localJsxNamespace) {
-                            return file.localJsxNamespace;
-                        }
-                        var jsxPragma = file.pragmas.get("jsx");
-                        if (jsxPragma) {
-                            var chosenPragma = ts.isArray(jsxPragma) ? jsxPragma[0] : jsxPragma;
-                            file.localJsxFactory = ts.parseIsolatedEntityName(chosenPragma.arguments.factory, languageVersion);
-                            ts.visitNode(file.localJsxFactory, markAsSynthetic);
-                            if (file.localJsxFactory) {
-                                return file.localJsxNamespace = ts.getFirstIdentifier(file.localJsxFactory).escapedText;
-                            }
-                        }
-                    }
-                }
-            }
-            if (!_jsxNamespace) {
-                _jsxNamespace = "React";
-                if (compilerOptions.jsxFactory) {
-                    _jsxFactoryEntity = ts.parseIsolatedEntityName(compilerOptions.jsxFactory, languageVersion);
-                    ts.visitNode(_jsxFactoryEntity, markAsSynthetic);
-                    if (_jsxFactoryEntity) {
-                        _jsxNamespace = ts.getFirstIdentifier(_jsxFactoryEntity).escapedText;
-                    }
-                }
-                else if (compilerOptions.reactNamespace) {
-                    _jsxNamespace = ts.escapeLeadingUnderscores(compilerOptions.reactNamespace);
-                }
-            }
-            if (!_jsxFactoryEntity) {
-                _jsxFactoryEntity = ts.factory.createQualifiedName(ts.factory.createIdentifier(ts.unescapeLeadingUnderscores(_jsxNamespace)), "createElement");
-            }
-            return _jsxNamespace;
-            function markAsSynthetic(node) {
-                ts.setTextRangePosEnd(node, -1, -1);
-                return ts.visitEachChild(node, markAsSynthetic, ts.nullTransformationContext);
-            }
-        }
-        function getEmitResolver(sourceFile, cancellationToken) {
-            getDiagnostics(sourceFile, cancellationToken);
-            return emitResolver;
-        }
-        function lookupOrIssueError(location, message, arg0, arg1, arg2, arg3) {
-            var diagnostic = location
-                ? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2, arg3)
-                : ts.createCompilerDiagnostic(message, arg0, arg1, arg2, arg3);
-            var existing = diagnostics.lookup(diagnostic);
-            if (existing) {
-                return existing;
-            }
-            else {
-                diagnostics.add(diagnostic);
-                return diagnostic;
-            }
-        }
-        function errorSkippedOn(key, location, message, arg0, arg1, arg2, arg3) {
-            var diagnostic = error(location, message, arg0, arg1, arg2, arg3);
-            diagnostic.skippedOn = key;
-            return diagnostic;
-        }
-        function error(location, message, arg0, arg1, arg2, arg3) {
-            var diagnostic = location
-                ? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2, arg3)
-                : ts.createCompilerDiagnostic(message, arg0, arg1, arg2, arg3);
-            diagnostics.add(diagnostic);
-            return diagnostic;
-        }
-        function addErrorOrSuggestion(isError, diagnostic) {
-            if (isError) {
-                diagnostics.add(diagnostic);
-            }
-            else {
-                suggestionDiagnostics.add(__assign(__assign({}, diagnostic), { category: ts.DiagnosticCategory.Suggestion }));
-            }
-        }
-        function errorOrSuggestion(isError, location, message, arg0, arg1, arg2, arg3) {
-            if (location.pos < 0 || location.end < 0) {
-                if (!isError) {
-                    return;
-                }
-                var file = ts.getSourceFileOfNode(location);
-                addErrorOrSuggestion(isError, "message" in message ? ts.createFileDiagnostic(file, 0, 0, message, arg0, arg1, arg2, arg3) : ts.createDiagnosticForFileFromMessageChain(file, message));
-                return;
-            }
-            addErrorOrSuggestion(isError, "message" in message ? ts.createDiagnosticForNode(location, message, arg0, arg1, arg2, arg3) : ts.createDiagnosticForNodeFromMessageChain(location, message));
-        }
-        function errorAndMaybeSuggestAwait(location, maybeMissingAwait, message, arg0, arg1, arg2, arg3) {
-            var diagnostic = error(location, message, arg0, arg1, arg2, arg3);
-            if (maybeMissingAwait) {
-                var related = ts.createDiagnosticForNode(location, ts.Diagnostics.Did_you_forget_to_use_await);
-                ts.addRelatedInfo(diagnostic, related);
-            }
-            return diagnostic;
-        }
-        function createSymbol(flags, name, checkFlags) {
-            symbolCount++;
-            var symbol = (new Symbol(flags | 33554432, name));
-            symbol.checkFlags = checkFlags || 0;
-            return symbol;
-        }
-        function getExcludedSymbolFlags(flags) {
-            var result = 0;
-            if (flags & 2)
-                result |= 111551;
-            if (flags & 1)
-                result |= 111550;
-            if (flags & 4)
-                result |= 0;
-            if (flags & 8)
-                result |= 900095;
-            if (flags & 16)
-                result |= 110991;
-            if (flags & 32)
-                result |= 899503;
-            if (flags & 64)
-                result |= 788872;
-            if (flags & 256)
-                result |= 899327;
-            if (flags & 128)
-                result |= 899967;
-            if (flags & 512)
-                result |= 110735;
-            if (flags & 8192)
-                result |= 103359;
-            if (flags & 32768)
-                result |= 46015;
-            if (flags & 65536)
-                result |= 78783;
-            if (flags & 262144)
-                result |= 526824;
-            if (flags & 524288)
-                result |= 788968;
-            if (flags & 2097152)
-                result |= 2097152;
-            return result;
-        }
-        function recordMergedSymbol(target, source) {
-            if (!source.mergeId) {
-                source.mergeId = nextMergeId;
-                nextMergeId++;
-            }
-            mergedSymbols[source.mergeId] = target;
-        }
-        function cloneSymbol(symbol) {
-            var result = createSymbol(symbol.flags, symbol.escapedName);
-            result.declarations = symbol.declarations ? symbol.declarations.slice() : [];
-            result.parent = symbol.parent;
-            if (symbol.valueDeclaration)
-                result.valueDeclaration = symbol.valueDeclaration;
-            if (symbol.constEnumOnlyModule)
-                result.constEnumOnlyModule = true;
-            if (symbol.members)
-                result.members = new ts.Map(symbol.members);
-            if (symbol.exports)
-                result.exports = new ts.Map(symbol.exports);
-            recordMergedSymbol(result, symbol);
-            return result;
-        }
-        function mergeSymbol(target, source, unidirectional) {
-            if (unidirectional === void 0) { unidirectional = false; }
-            if (!(target.flags & getExcludedSymbolFlags(source.flags)) ||
-                (source.flags | target.flags) & 67108864) {
-                if (source === target) {
-                    return target;
-                }
-                if (!(target.flags & 33554432)) {
-                    var resolvedTarget = resolveSymbol(target);
-                    if (resolvedTarget === unknownSymbol) {
-                        return source;
-                    }
-                    target = cloneSymbol(resolvedTarget);
-                }
-                if (source.flags & 512 && target.flags & 512 && target.constEnumOnlyModule && !source.constEnumOnlyModule) {
-                    target.constEnumOnlyModule = false;
-                }
-                target.flags |= source.flags;
-                if (source.valueDeclaration) {
-                    ts.setValueDeclaration(target, source.valueDeclaration);
-                }
-                ts.addRange(target.declarations, source.declarations);
-                if (source.members) {
-                    if (!target.members)
-                        target.members = ts.createSymbolTable();
-                    mergeSymbolTable(target.members, source.members, unidirectional);
-                }
-                if (source.exports) {
-                    if (!target.exports)
-                        target.exports = ts.createSymbolTable();
-                    mergeSymbolTable(target.exports, source.exports, unidirectional);
-                }
-                if (!unidirectional) {
-                    recordMergedSymbol(target, source);
-                }
-            }
-            else if (target.flags & 1024) {
-                if (target !== globalThisSymbol) {
-                    error(ts.getNameOfDeclaration(source.declarations[0]), ts.Diagnostics.Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity, symbolToString(target));
-                }
-            }
-            else {
-                var isEitherEnum = !!(target.flags & 384 || source.flags & 384);
-                var isEitherBlockScoped_1 = !!(target.flags & 2 || source.flags & 2);
-                var message = isEitherEnum
-                    ? ts.Diagnostics.Enum_declarations_can_only_merge_with_namespace_or_other_enum_declarations
-                    : isEitherBlockScoped_1
-                        ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0
-                        : ts.Diagnostics.Duplicate_identifier_0;
-                var sourceSymbolFile = source.declarations && ts.getSourceFileOfNode(source.declarations[0]);
-                var targetSymbolFile = target.declarations && ts.getSourceFileOfNode(target.declarations[0]);
-                var symbolName_1 = symbolToString(source);
-                if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
-                    var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 ? sourceSymbolFile : targetSymbolFile;
-                    var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
-                        return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
-                    });
-                    var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
-                        return ({ isBlockScoped: isEitherBlockScoped_1, firstFileLocations: [], secondFileLocations: [] });
-                    });
-                    addDuplicateLocations(conflictingSymbolInfo.firstFileLocations, source);
-                    addDuplicateLocations(conflictingSymbolInfo.secondFileLocations, target);
-                }
-                else {
-                    addDuplicateDeclarationErrorsForSymbols(source, message, symbolName_1, target);
-                    addDuplicateDeclarationErrorsForSymbols(target, message, symbolName_1, source);
-                }
-            }
-            return target;
-            function addDuplicateLocations(locs, symbol) {
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    ts.pushIfUnique(locs, decl);
-                }
-            }
-        }
-        function addDuplicateDeclarationErrorsForSymbols(target, message, symbolName, source) {
-            ts.forEach(target.declarations, function (node) {
-                addDuplicateDeclarationError(node, message, symbolName, source.declarations);
-            });
-        }
-        function addDuplicateDeclarationError(node, message, symbolName, relatedNodes) {
-            var errorNode = (ts.getExpandoInitializer(node, false) ? ts.getNameOfExpando(node) : ts.getNameOfDeclaration(node)) || node;
-            var err = lookupOrIssueError(errorNode, message, symbolName);
-            var _loop_7 = function (relatedNode) {
-                var adjustedNode = (ts.getExpandoInitializer(relatedNode, false) ? ts.getNameOfExpando(relatedNode) : ts.getNameOfDeclaration(relatedNode)) || relatedNode;
-                if (adjustedNode === errorNode)
-                    return "continue";
-                err.relatedInformation = err.relatedInformation || [];
-                var leadingMessage = ts.createDiagnosticForNode(adjustedNode, ts.Diagnostics._0_was_also_declared_here, symbolName);
-                var followOnMessage = ts.createDiagnosticForNode(adjustedNode, ts.Diagnostics.and_here);
-                if (ts.length(err.relatedInformation) >= 5 || ts.some(err.relatedInformation, function (r) { return ts.compareDiagnostics(r, followOnMessage) === 0 || ts.compareDiagnostics(r, leadingMessage) === 0; }))
-                    return "continue";
-                ts.addRelatedInfo(err, !ts.length(err.relatedInformation) ? leadingMessage : followOnMessage);
-            };
-            for (var _i = 0, _a = relatedNodes || ts.emptyArray; _i < _a.length; _i++) {
-                var relatedNode = _a[_i];
-                _loop_7(relatedNode);
-            }
-        }
-        function combineSymbolTables(first, second) {
-            if (!(first === null || first === void 0 ? void 0 : first.size))
-                return second;
-            if (!(second === null || second === void 0 ? void 0 : second.size))
-                return first;
-            var combined = ts.createSymbolTable();
-            mergeSymbolTable(combined, first);
-            mergeSymbolTable(combined, second);
-            return combined;
-        }
-        function mergeSymbolTable(target, source, unidirectional) {
-            if (unidirectional === void 0) { unidirectional = false; }
-            source.forEach(function (sourceSymbol, id) {
-                var targetSymbol = target.get(id);
-                target.set(id, targetSymbol ? mergeSymbol(targetSymbol, sourceSymbol, unidirectional) : sourceSymbol);
-            });
-        }
-        function mergeModuleAugmentation(moduleName) {
-            var _a, _b;
-            var moduleAugmentation = moduleName.parent;
-            if (moduleAugmentation.symbol.declarations[0] !== moduleAugmentation) {
-                ts.Debug.assert(moduleAugmentation.symbol.declarations.length > 1);
-                return;
-            }
-            if (ts.isGlobalScopeAugmentation(moduleAugmentation)) {
-                mergeSymbolTable(globals, moduleAugmentation.symbol.exports);
-            }
-            else {
-                var moduleNotFoundError = !(moduleName.parent.parent.flags & 8388608)
-                    ? ts.Diagnostics.Invalid_module_name_in_augmentation_module_0_cannot_be_found
-                    : undefined;
-                var mainModule_1 = resolveExternalModuleNameWorker(moduleName, moduleName, moduleNotFoundError, true);
-                if (!mainModule_1) {
-                    return;
-                }
-                mainModule_1 = resolveExternalModuleSymbol(mainModule_1);
-                if (mainModule_1.flags & 1920) {
-                    if (ts.some(patternAmbientModules, function (module) { return mainModule_1 === module.symbol; })) {
-                        var merged = mergeSymbol(moduleAugmentation.symbol, mainModule_1, true);
-                        if (!patternAmbientModuleAugmentations) {
-                            patternAmbientModuleAugmentations = new ts.Map();
-                        }
-                        patternAmbientModuleAugmentations.set(moduleName.text, merged);
-                    }
-                    else {
-                        if (((_a = mainModule_1.exports) === null || _a === void 0 ? void 0 : _a.get("__export")) && ((_b = moduleAugmentation.symbol.exports) === null || _b === void 0 ? void 0 : _b.size)) {
-                            var resolvedExports = getResolvedMembersOrExportsOfSymbol(mainModule_1, "resolvedExports");
-                            for (var _i = 0, _c = ts.arrayFrom(moduleAugmentation.symbol.exports.entries()); _i < _c.length; _i++) {
-                                var _d = _c[_i], key = _d[0], value = _d[1];
-                                if (resolvedExports.has(key) && !mainModule_1.exports.has(key)) {
-                                    mergeSymbol(resolvedExports.get(key), value);
-                                }
-                            }
-                        }
-                        mergeSymbol(mainModule_1, moduleAugmentation.symbol);
-                    }
-                }
-                else {
-                    error(moduleName, ts.Diagnostics.Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity, moduleName.text);
-                }
-            }
-        }
-        function addToSymbolTable(target, source, message) {
-            source.forEach(function (sourceSymbol, id) {
-                var targetSymbol = target.get(id);
-                if (targetSymbol) {
-                    ts.forEach(targetSymbol.declarations, addDeclarationDiagnostic(ts.unescapeLeadingUnderscores(id), message));
-                }
-                else {
-                    target.set(id, sourceSymbol);
-                }
-            });
-            function addDeclarationDiagnostic(id, message) {
-                return function (declaration) { return diagnostics.add(ts.createDiagnosticForNode(declaration, message, id)); };
-            }
-        }
-        function getSymbolLinks(symbol) {
-            if (symbol.flags & 33554432)
-                return symbol;
-            var id = getSymbolId(symbol);
-            return symbolLinks[id] || (symbolLinks[id] = new SymbolLinks());
-        }
-        function getNodeLinks(node) {
-            var nodeId = getNodeId(node);
-            return nodeLinks[nodeId] || (nodeLinks[nodeId] = new NodeLinks());
-        }
-        function isGlobalSourceFile(node) {
-            return node.kind === 297 && !ts.isExternalOrCommonJsModule(node);
-        }
-        function getSymbol(symbols, name, meaning) {
-            if (meaning) {
-                var symbol = getMergedSymbol(symbols.get(name));
-                if (symbol) {
-                    ts.Debug.assert((ts.getCheckFlags(symbol) & 1) === 0, "Should never get an instantiated symbol here.");
-                    if (symbol.flags & meaning) {
-                        return symbol;
-                    }
-                    if (symbol.flags & 2097152) {
-                        var target = resolveAlias(symbol);
-                        if (target === unknownSymbol || target.flags & meaning) {
-                            return symbol;
-                        }
-                    }
-                }
-            }
-        }
-        function getSymbolsOfParameterPropertyDeclaration(parameter, parameterName) {
-            var constructorDeclaration = parameter.parent;
-            var classDeclaration = parameter.parent.parent;
-            var parameterSymbol = getSymbol(constructorDeclaration.locals, parameterName, 111551);
-            var propertySymbol = getSymbol(getMembersOfSymbol(classDeclaration.symbol), parameterName, 111551);
-            if (parameterSymbol && propertySymbol) {
-                return [parameterSymbol, propertySymbol];
-            }
-            return ts.Debug.fail("There should exist two symbols, one as property declaration and one as parameter declaration");
-        }
-        function isBlockScopedNameDeclaredBeforeUse(declaration, usage) {
-            var declarationFile = ts.getSourceFileOfNode(declaration);
-            var useFile = ts.getSourceFileOfNode(usage);
-            var declContainer = ts.getEnclosingBlockScopeContainer(declaration);
-            if (declarationFile !== useFile) {
-                if ((moduleKind && (declarationFile.externalModuleIndicator || useFile.externalModuleIndicator)) ||
-                    (!ts.outFile(compilerOptions)) ||
-                    isInTypeQuery(usage) ||
-                    declaration.flags & 8388608) {
-                    return true;
-                }
-                if (isUsedInFunctionOrInstanceProperty(usage, declaration)) {
-                    return true;
-                }
-                var sourceFiles = host.getSourceFiles();
-                return sourceFiles.indexOf(declarationFile) <= sourceFiles.indexOf(useFile);
-            }
-            if (declaration.pos <= usage.pos && !(ts.isPropertyDeclaration(declaration) && ts.isThisProperty(usage.parent) && !declaration.initializer && !declaration.exclamationToken)) {
-                if (declaration.kind === 198) {
-                    var errorBindingElement = ts.getAncestor(usage, 198);
-                    if (errorBindingElement) {
-                        return ts.findAncestor(errorBindingElement, ts.isBindingElement) !== ts.findAncestor(declaration, ts.isBindingElement) ||
-                            declaration.pos < errorBindingElement.pos;
-                    }
-                    return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 249), usage);
-                }
-                else if (declaration.kind === 249) {
-                    return !isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage);
-                }
-                else if (ts.isClassDeclaration(declaration)) {
-                    return !ts.findAncestor(usage, function (n) { return ts.isComputedPropertyName(n) && n.parent.parent === declaration; });
-                }
-                else if (ts.isPropertyDeclaration(declaration)) {
-                    return !isPropertyImmediatelyReferencedWithinDeclaration(declaration, usage, false);
-                }
-                else if (ts.isParameterPropertyDeclaration(declaration, declaration.parent)) {
-                    return !(compilerOptions.target === 99 && !!compilerOptions.useDefineForClassFields
-                        && ts.getContainingClass(declaration) === ts.getContainingClass(usage)
-                        && isUsedInFunctionOrInstanceProperty(usage, declaration));
-                }
-                return true;
-            }
-            if (usage.parent.kind === 270 || (usage.parent.kind === 266 && usage.parent.isExportEquals)) {
-                return true;
-            }
-            if (usage.kind === 266 && usage.isExportEquals) {
-                return true;
-            }
-            if (!!(usage.flags & 4194304) || isInTypeQuery(usage) || usageInTypeDeclaration()) {
-                return true;
-            }
-            if (isUsedInFunctionOrInstanceProperty(usage, declaration)) {
-                if (compilerOptions.target === 99 && !!compilerOptions.useDefineForClassFields
-                    && ts.getContainingClass(declaration)
-                    && (ts.isPropertyDeclaration(declaration) || ts.isParameterPropertyDeclaration(declaration, declaration.parent))) {
-                    return !isPropertyImmediatelyReferencedWithinDeclaration(declaration, usage, true);
-                }
-                else {
-                    return true;
-                }
-            }
-            return false;
-            function usageInTypeDeclaration() {
-                return !!ts.findAncestor(usage, function (node) { return ts.isInterfaceDeclaration(node) || ts.isTypeAliasDeclaration(node); });
-            }
-            function isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage) {
-                switch (declaration.parent.parent.kind) {
-                    case 232:
-                    case 237:
-                    case 239:
-                        if (isSameScopeDescendentOf(usage, declaration, declContainer)) {
-                            return true;
-                        }
-                        break;
-                }
-                var grandparent = declaration.parent.parent;
-                return ts.isForInOrOfStatement(grandparent) && isSameScopeDescendentOf(usage, grandparent.expression, declContainer);
-            }
-            function isUsedInFunctionOrInstanceProperty(usage, declaration) {
-                return !!ts.findAncestor(usage, function (current) {
-                    if (current === declContainer) {
-                        return "quit";
-                    }
-                    if (ts.isFunctionLike(current)) {
-                        return true;
-                    }
-                    var initializerOfProperty = current.parent &&
-                        current.parent.kind === 163 &&
-                        current.parent.initializer === current;
-                    if (initializerOfProperty) {
-                        if (ts.hasSyntacticModifier(current.parent, 32)) {
-                            if (declaration.kind === 165) {
-                                return true;
-                            }
-                        }
-                        else {
-                            var isDeclarationInstanceProperty = declaration.kind === 163 && !ts.hasSyntacticModifier(declaration, 32);
-                            if (!isDeclarationInstanceProperty || ts.getContainingClass(usage) !== ts.getContainingClass(declaration)) {
-                                return true;
-                            }
-                        }
-                    }
-                    return false;
-                });
-            }
-            function isPropertyImmediatelyReferencedWithinDeclaration(declaration, usage, stopAtAnyPropertyDeclaration) {
-                if (usage.end > declaration.end) {
-                    return false;
-                }
-                var ancestorChangingReferenceScope = ts.findAncestor(usage, function (node) {
-                    if (node === declaration) {
-                        return "quit";
-                    }
-                    switch (node.kind) {
-                        case 209:
-                            return true;
-                        case 163:
-                            return stopAtAnyPropertyDeclaration &&
-                                (ts.isPropertyDeclaration(declaration) && node.parent === declaration.parent
-                                    || ts.isParameterPropertyDeclaration(declaration, declaration.parent) && node.parent === declaration.parent.parent)
-                                ? "quit" : true;
-                        case 230:
-                            switch (node.parent.kind) {
-                                case 167:
-                                case 165:
-                                case 168:
-                                    return true;
-                                default:
-                                    return false;
-                            }
-                        default:
-                            return false;
-                    }
-                });
-                return ancestorChangingReferenceScope === undefined;
-            }
-        }
-        function useOuterVariableScopeInParameter(result, location, lastLocation) {
-            var target = ts.getEmitScriptTarget(compilerOptions);
-            var functionLocation = location;
-            if (ts.isParameter(lastLocation) && functionLocation.body && result.valueDeclaration.pos >= functionLocation.body.pos && result.valueDeclaration.end <= functionLocation.body.end) {
-                if (target >= 2) {
-                    var links = getNodeLinks(functionLocation);
-                    if (links.declarationRequiresScopeChange === undefined) {
-                        links.declarationRequiresScopeChange = ts.forEach(functionLocation.parameters, requiresScopeChange) || false;
-                    }
-                    return !links.declarationRequiresScopeChange;
-                }
-            }
-            return false;
-            function requiresScopeChange(node) {
-                return requiresScopeChangeWorker(node.name)
-                    || !!node.initializer && requiresScopeChangeWorker(node.initializer);
-            }
-            function requiresScopeChangeWorker(node) {
-                switch (node.kind) {
-                    case 209:
-                    case 208:
-                    case 251:
-                    case 166:
-                        return false;
-                    case 165:
-                    case 167:
-                    case 168:
-                    case 288:
-                        return requiresScopeChangeWorker(node.name);
-                    case 163:
-                        if (ts.hasStaticModifier(node)) {
-                            return target < 99 || !compilerOptions.useDefineForClassFields;
-                        }
-                        return requiresScopeChangeWorker(node.name);
-                    default:
-                        if (ts.isNullishCoalesce(node) || ts.isOptionalChain(node)) {
-                            return target < 7;
-                        }
-                        if (ts.isBindingElement(node) && node.dotDotDotToken && ts.isObjectBindingPattern(node.parent)) {
-                            return target < 4;
-                        }
-                        if (ts.isTypeNode(node))
-                            return false;
-                        return ts.forEachChild(node, requiresScopeChangeWorker) || false;
-                }
-            }
-        }
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, suggestedNameNotFoundMessage) {
-            if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol, suggestedNameNotFoundMessage);
-        }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup, suggestedNameNotFoundMessage) {
-            var originalLocation = location;
-            var result;
-            var lastLocation;
-            var lastSelfReferenceLocation;
-            var propertyWithInvalidInitializer;
-            var associatedDeclarationForContainingInitializerOrBindingName;
-            var withinDeferredContext = false;
-            var errorLocation = location;
-            var grandparent;
-            var isInExternalModule = false;
-            loop: while (location) {
-                if (location.locals && !isGlobalSourceFile(location)) {
-                    if (result = lookup(location.locals, name, meaning)) {
-                        var useResult = true;
-                        if (ts.isFunctionLike(location) && lastLocation && lastLocation !== location.body) {
-                            if (meaning & result.flags & 788968 && lastLocation.kind !== 311) {
-                                useResult = result.flags & 262144
-                                    ? lastLocation === location.type ||
-                                        lastLocation.kind === 160 ||
-                                        lastLocation.kind === 159
-                                    : false;
-                            }
-                            if (meaning & result.flags & 3) {
-                                if (useOuterVariableScopeInParameter(result, location, lastLocation)) {
-                                    useResult = false;
-                                }
-                                else if (result.flags & 1) {
-                                    useResult =
-                                        lastLocation.kind === 160 ||
-                                            (lastLocation === location.type &&
-                                                !!ts.findAncestor(result.valueDeclaration, ts.isParameter));
-                                }
-                            }
-                        }
-                        else if (location.kind === 184) {
-                            useResult = lastLocation === location.trueType;
-                        }
-                        if (useResult) {
-                            break loop;
-                        }
-                        else {
-                            result = undefined;
-                        }
-                    }
-                }
-                withinDeferredContext = withinDeferredContext || getIsDeferredContext(location, lastLocation);
-                switch (location.kind) {
-                    case 297:
-                        if (!ts.isExternalOrCommonJsModule(location))
-                            break;
-                        isInExternalModule = true;
-                    case 256:
-                        var moduleExports = getSymbolOfNode(location).exports || emptySymbols;
-                        if (location.kind === 297 || (ts.isModuleDeclaration(location) && location.flags & 8388608 && !ts.isGlobalScopeAugmentation(location))) {
-                            if (result = moduleExports.get("default")) {
-                                var localSymbol = ts.getLocalSymbolForExportDefault(result);
-                                if (localSymbol && (result.flags & meaning) && localSymbol.escapedName === name) {
-                                    break loop;
-                                }
-                                result = undefined;
-                            }
-                            var moduleExport = moduleExports.get(name);
-                            if (moduleExport &&
-                                moduleExport.flags === 2097152 &&
-                                (ts.getDeclarationOfKind(moduleExport, 270) || ts.getDeclarationOfKind(moduleExport, 269))) {
-                                break;
-                            }
-                        }
-                        if (name !== "default" && (result = lookup(moduleExports, name, meaning & 2623475))) {
-                            if (ts.isSourceFile(location) && location.commonJsModuleIndicator && !result.declarations.some(ts.isJSDocTypeAlias)) {
-                                result = undefined;
-                            }
-                            else {
-                                break loop;
-                            }
-                        }
-                        break;
-                    case 255:
-                        if (result = lookup(getSymbolOfNode(location).exports, name, meaning & 8)) {
-                            break loop;
-                        }
-                        break;
-                    case 163:
-                        if (!ts.hasSyntacticModifier(location, 32)) {
-                            var ctor = findConstructorDeclaration(location.parent);
-                            if (ctor && ctor.locals) {
-                                if (lookup(ctor.locals, name, meaning & 111551)) {
-                                    propertyWithInvalidInitializer = location;
-                                }
-                            }
-                        }
-                        break;
-                    case 252:
-                    case 221:
-                    case 253:
-                        if (result = lookup(getSymbolOfNode(location).members || emptySymbols, name, meaning & 788968)) {
-                            if (!isTypeParameterSymbolDeclaredInContainer(result, location)) {
-                                result = undefined;
-                                break;
-                            }
-                            if (lastLocation && ts.hasSyntacticModifier(lastLocation, 32)) {
-                                error(errorLocation, ts.Diagnostics.Static_members_cannot_reference_class_type_parameters);
-                                return undefined;
-                            }
-                            break loop;
-                        }
-                        if (location.kind === 221 && meaning & 32) {
-                            var className = location.name;
-                            if (className && name === className.escapedText) {
-                                result = location.symbol;
-                                break loop;
-                            }
-                        }
-                        break;
-                    case 223:
-                        if (lastLocation === location.expression && location.parent.token === 93) {
-                            var container = location.parent.parent;
-                            if (ts.isClassLike(container) && (result = lookup(getSymbolOfNode(container).members, name, meaning & 788968))) {
-                                if (nameNotFoundMessage) {
-                                    error(errorLocation, ts.Diagnostics.Base_class_expressions_cannot_reference_class_type_parameters);
-                                }
-                                return undefined;
-                            }
-                        }
-                        break;
-                    case 158:
-                        grandparent = location.parent.parent;
-                        if (ts.isClassLike(grandparent) || grandparent.kind === 253) {
-                            if (result = lookup(getSymbolOfNode(grandparent).members, name, meaning & 788968)) {
-                                error(errorLocation, ts.Diagnostics.A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type);
-                                return undefined;
-                            }
-                        }
-                        break;
-                    case 209:
-                        if (compilerOptions.target >= 2) {
-                            break;
-                        }
-                    case 165:
-                    case 166:
-                    case 167:
-                    case 168:
-                    case 251:
-                        if (meaning & 3 && name === "arguments") {
-                            result = argumentsSymbol;
-                            break loop;
-                        }
-                        break;
-                    case 208:
-                        if (meaning & 3 && name === "arguments") {
-                            result = argumentsSymbol;
-                            break loop;
-                        }
-                        if (meaning & 16) {
-                            var functionName = location.name;
-                            if (functionName && name === functionName.escapedText) {
-                                result = location.symbol;
-                                break loop;
-                            }
-                        }
-                        break;
-                    case 161:
-                        if (location.parent && location.parent.kind === 160) {
-                            location = location.parent;
-                        }
-                        if (location.parent && (ts.isClassElement(location.parent) || location.parent.kind === 252)) {
-                            location = location.parent;
-                        }
-                        break;
-                    case 331:
-                    case 324:
-                    case 325:
-                        location = ts.getJSDocHost(location);
-                        break;
-                    case 160:
-                        if (lastLocation && (lastLocation === location.initializer ||
-                            lastLocation === location.name && ts.isBindingPattern(lastLocation))) {
-                            if (!associatedDeclarationForContainingInitializerOrBindingName) {
-                                associatedDeclarationForContainingInitializerOrBindingName = location;
-                            }
-                        }
-                        break;
-                    case 198:
-                        if (lastLocation && (lastLocation === location.initializer ||
-                            lastLocation === location.name && ts.isBindingPattern(lastLocation))) {
-                            if (ts.isParameterDeclaration(location) && !associatedDeclarationForContainingInitializerOrBindingName) {
-                                associatedDeclarationForContainingInitializerOrBindingName = location;
-                            }
-                        }
-                        break;
-                    case 185:
-                        if (meaning & 262144) {
-                            var parameterName = location.typeParameter.name;
-                            if (parameterName && name === parameterName.escapedText) {
-                                result = location.typeParameter.symbol;
-                                break loop;
-                            }
-                        }
-                        break;
-                }
-                if (isSelfReferenceLocation(location)) {
-                    lastSelfReferenceLocation = location;
-                }
-                lastLocation = location;
-                location = location.parent;
-            }
-            if (isUse && result && (!lastSelfReferenceLocation || result !== lastSelfReferenceLocation.symbol)) {
-                result.isReferenced |= meaning;
-            }
-            if (!result) {
-                if (lastLocation) {
-                    ts.Debug.assert(lastLocation.kind === 297);
-                    if (lastLocation.commonJsModuleIndicator && name === "exports" && meaning & lastLocation.symbol.flags) {
-                        return lastLocation.symbol;
-                    }
-                }
-                if (!excludeGlobals) {
-                    result = lookup(globals, name, meaning);
-                }
-            }
-            if (!result) {
-                if (originalLocation && ts.isInJSFile(originalLocation) && originalLocation.parent) {
-                    if (ts.isRequireCall(originalLocation.parent, false)) {
-                        return requireSymbol;
-                    }
-                }
-            }
-            if (!result) {
-                if (nameNotFoundMessage) {
-                    if (!errorLocation ||
-                        !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) &&
-                            !checkAndReportErrorForExtendingInterface(errorLocation) &&
-                            !checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) &&
-                            !checkAndReportErrorForExportingPrimitiveType(errorLocation, name) &&
-                            !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) &&
-                            !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
-                            !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
-                        var suggestion = void 0;
-                        if (suggestedNameNotFoundMessage && suggestionCount < maximumSuggestionCount) {
-                            suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
-                            if (suggestion) {
-                                var suggestionName = symbolToString(suggestion);
-                                var diagnostic = error(errorLocation, suggestedNameNotFoundMessage, diagnosticName(nameArg), suggestionName);
-                                if (suggestion.valueDeclaration) {
-                                    ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(suggestion.valueDeclaration, ts.Diagnostics._0_is_declared_here, suggestionName));
-                                }
-                            }
-                        }
-                        if (!suggestion) {
-                            if (nameArg) {
-                                var lib = getSuggestedLibForNonExistentName(nameArg);
-                                if (lib) {
-                                    error(errorLocation, nameNotFoundMessage, diagnosticName(nameArg), lib);
-                                }
-                                else {
-                                    error(errorLocation, nameNotFoundMessage, diagnosticName(nameArg));
-                                }
-                            }
-                        }
-                        suggestionCount++;
-                    }
-                }
-                return undefined;
-            }
-            if (nameNotFoundMessage) {
-                if (propertyWithInvalidInitializer && !(compilerOptions.target === 99 && compilerOptions.useDefineForClassFields)) {
-                    var propertyName = propertyWithInvalidInitializer.name;
-                    error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), diagnosticName(nameArg));
-                    return undefined;
-                }
-                if (errorLocation &&
-                    (meaning & 2 ||
-                        ((meaning & 32 || meaning & 384) && (meaning & 111551) === 111551))) {
-                    var exportOrLocalSymbol = getExportSymbolOfValueSymbolIfExported(result);
-                    if (exportOrLocalSymbol.flags & 2 || exportOrLocalSymbol.flags & 32 || exportOrLocalSymbol.flags & 384) {
-                        checkResolvedBlockScopedVariable(exportOrLocalSymbol, errorLocation);
-                    }
-                }
-                if (result && isInExternalModule && (meaning & 111551) === 111551 && !(originalLocation.flags & 4194304)) {
-                    var merged = getMergedSymbol(result);
-                    if (ts.length(merged.declarations) && ts.every(merged.declarations, function (d) { return ts.isNamespaceExportDeclaration(d) || ts.isSourceFile(d) && !!d.symbol.globalExports; })) {
-                        errorOrSuggestion(!compilerOptions.allowUmdGlobalAccess, errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, ts.unescapeLeadingUnderscores(name));
-                    }
-                }
-                if (result && associatedDeclarationForContainingInitializerOrBindingName && !withinDeferredContext && (meaning & 111551) === 111551) {
-                    var candidate = getMergedSymbol(getLateBoundSymbol(result));
-                    var root = ts.getRootDeclaration(associatedDeclarationForContainingInitializerOrBindingName);
-                    if (candidate === getSymbolOfNode(associatedDeclarationForContainingInitializerOrBindingName)) {
-                        error(errorLocation, ts.Diagnostics.Parameter_0_cannot_reference_itself, ts.declarationNameToString(associatedDeclarationForContainingInitializerOrBindingName.name));
-                    }
-                    else if (candidate.valueDeclaration && candidate.valueDeclaration.pos > associatedDeclarationForContainingInitializerOrBindingName.pos && root.parent.locals && lookup(root.parent.locals, candidate.escapedName, meaning) === candidate) {
-                        error(errorLocation, ts.Diagnostics.Parameter_0_cannot_reference_identifier_1_declared_after_it, ts.declarationNameToString(associatedDeclarationForContainingInitializerOrBindingName.name), ts.declarationNameToString(errorLocation));
-                    }
-                }
-                if (result && errorLocation && meaning & 111551 && result.flags & 2097152) {
-                    checkSymbolUsageInExpressionContext(result, name, errorLocation);
-                }
-            }
-            return result;
-        }
-        function checkSymbolUsageInExpressionContext(symbol, name, useSite) {
-            if (!ts.isValidTypeOnlyAliasUseSite(useSite)) {
-                var typeOnlyDeclaration = getTypeOnlyAliasDeclaration(symbol);
-                if (typeOnlyDeclaration) {
-                    var isExport = ts.typeOnlyDeclarationIsExport(typeOnlyDeclaration);
-                    var message = isExport
-                        ? ts.Diagnostics._0_cannot_be_used_as_a_value_because_it_was_exported_using_export_type
-                        : ts.Diagnostics._0_cannot_be_used_as_a_value_because_it_was_imported_using_import_type;
-                    var relatedMessage = isExport
-                        ? ts.Diagnostics._0_was_exported_here
-                        : ts.Diagnostics._0_was_imported_here;
-                    var unescapedName = ts.unescapeLeadingUnderscores(name);
-                    ts.addRelatedInfo(error(useSite, message, unescapedName), ts.createDiagnosticForNode(typeOnlyDeclaration, relatedMessage, unescapedName));
-                }
-            }
-        }
-        function getIsDeferredContext(location, lastLocation) {
-            if (location.kind !== 209 && location.kind !== 208) {
-                return ts.isTypeQueryNode(location) || ((ts.isFunctionLikeDeclaration(location) ||
-                    (location.kind === 163 && !ts.hasSyntacticModifier(location, 32))) && (!lastLocation || lastLocation !== location.name));
-            }
-            if (lastLocation && lastLocation === location.name) {
-                return false;
-            }
-            if (location.asteriskToken || ts.hasSyntacticModifier(location, 256)) {
-                return true;
-            }
-            return !ts.getImmediatelyInvokedFunctionExpression(location);
-        }
-        function isSelfReferenceLocation(node) {
-            switch (node.kind) {
-                case 251:
-                case 252:
-                case 253:
-                case 255:
-                case 254:
-                case 256:
-                    return true;
-                default:
-                    return false;
-            }
-        }
-        function diagnosticName(nameArg) {
-            return ts.isString(nameArg) ? ts.unescapeLeadingUnderscores(nameArg) : ts.declarationNameToString(nameArg);
-        }
-        function isTypeParameterSymbolDeclaredInContainer(symbol, container) {
-            for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                var decl = _a[_i];
-                if (decl.kind === 159) {
-                    var parent = ts.isJSDocTemplateTag(decl.parent) ? ts.getJSDocHost(decl.parent) : decl.parent;
-                    if (parent === container) {
-                        return !(ts.isJSDocTemplateTag(decl.parent) && ts.find(decl.parent.parent.tags, ts.isJSDocTypeAlias));
-                    }
-                }
-            }
-            return false;
-        }
-        function checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) {
-            if (!ts.isIdentifier(errorLocation) || errorLocation.escapedText !== name || isTypeReferenceIdentifier(errorLocation) || isInTypeQuery(errorLocation)) {
-                return false;
-            }
-            var container = ts.getThisContainer(errorLocation, false);
-            var location = container;
-            while (location) {
-                if (ts.isClassLike(location.parent)) {
-                    var classSymbol = getSymbolOfNode(location.parent);
-                    if (!classSymbol) {
-                        break;
-                    }
-                    var constructorType = getTypeOfSymbol(classSymbol);
-                    if (getPropertyOfType(constructorType, name)) {
-                        error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_static_member_1_0, diagnosticName(nameArg), symbolToString(classSymbol));
-                        return true;
-                    }
-                    if (location === container && !ts.hasSyntacticModifier(location, 32)) {
-                        var instanceType = getDeclaredTypeOfSymbol(classSymbol).thisType;
-                        if (getPropertyOfType(instanceType, name)) {
-                            error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0, diagnosticName(nameArg));
-                            return true;
-                        }
-                    }
-                }
-                location = location.parent;
-            }
-            return false;
-        }
-        function checkAndReportErrorForExtendingInterface(errorLocation) {
-            var expression = getEntityNameForExtendingInterface(errorLocation);
-            if (expression && resolveEntityName(expression, 64, true)) {
-                error(errorLocation, ts.Diagnostics.Cannot_extend_an_interface_0_Did_you_mean_implements, ts.getTextOfNode(expression));
-                return true;
-            }
-            return false;
-        }
-        function getEntityNameForExtendingInterface(node) {
-            switch (node.kind) {
-                case 78:
-                case 201:
-                    return node.parent ? getEntityNameForExtendingInterface(node.parent) : undefined;
-                case 223:
-                    if (ts.isEntityNameExpression(node.expression)) {
-                        return node.expression;
-                    }
-                default:
-                    return undefined;
-            }
-        }
-        function checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) {
-            var namespaceMeaning = 1920 | (ts.isInJSFile(errorLocation) ? 111551 : 0);
-            if (meaning === namespaceMeaning) {
-                var symbol = resolveSymbol(resolveName(errorLocation, name, 788968 & ~namespaceMeaning, undefined, undefined, false));
-                var parent = errorLocation.parent;
-                if (symbol) {
-                    if (ts.isQualifiedName(parent)) {
-                        ts.Debug.assert(parent.left === errorLocation, "Should only be resolving left side of qualified name as a namespace");
-                        var propName = parent.right.escapedText;
-                        var propType = getPropertyOfType(getDeclaredTypeOfSymbol(symbol), propName);
-                        if (propType) {
-                            error(parent, ts.Diagnostics.Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1, ts.unescapeLeadingUnderscores(name), ts.unescapeLeadingUnderscores(propName));
-                            return true;
-                        }
-                    }
-                    error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here, ts.unescapeLeadingUnderscores(name));
-                    return true;
-                }
-            }
-            return false;
-        }
-        function checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning) {
-            if (meaning & (788968 & ~1920)) {
-                var symbol = resolveSymbol(resolveName(errorLocation, name, ~788968 & 111551, undefined, undefined, false));
-                if (symbol && !(symbol.flags & 1920)) {
-                    error(errorLocation, ts.Diagnostics._0_refers_to_a_value_but_is_being_used_as_a_type_here_Did_you_mean_typeof_0, ts.unescapeLeadingUnderscores(name));
-                    return true;
-                }
-            }
-            return false;
-        }
-        function isPrimitiveTypeName(name) {
-            return name === "any" || name === "string" || name === "number" || name === "boolean" || name === "never" || name === "unknown";
-        }
-        function checkAndReportErrorForExportingPrimitiveType(errorLocation, name) {
-            if (isPrimitiveTypeName(name) && errorLocation.parent.kind === 270) {
-                error(errorLocation, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, name);
-                return true;
-            }
-            return false;
-        }
-        function checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) {
-            if (meaning & (111551 & ~1024)) {
-                if (isPrimitiveTypeName(name)) {
-                    error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name));
-                    return true;
-                }
-                var symbol = resolveSymbol(resolveName(errorLocation, name, 788968 & ~111551, undefined, undefined, false));
-                if (symbol && !(symbol.flags & 1024)) {
-                    var rawName = ts.unescapeLeadingUnderscores(name);
-                    if (isES2015OrLaterConstructorName(name)) {
-                        error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_es2015_or_later, rawName);
-                    }
-                    else if (maybeMappedType(errorLocation, symbol)) {
-                        error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here_Did_you_mean_to_use_1_in_0, rawName, rawName === "K" ? "P" : "K");
-                    }
-                    else {
-                        error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, rawName);
-                    }
-                    return true;
-                }
-            }
-            return false;
-        }
-        function maybeMappedType(node, symbol) {
-            var container = ts.findAncestor(node.parent, function (n) {
-                return ts.isComputedPropertyName(n) || ts.isPropertySignature(n) ? false : ts.isTypeLiteralNode(n) || "quit";
-            });
-            if (container && container.members.length === 1) {
-                var type = getDeclaredTypeOfSymbol(symbol);
-                return !!(type.flags & 1048576) && allTypesAssignableToKind(type, 384, true);
-            }
-            return false;
-        }
-        function isES2015OrLaterConstructorName(n) {
-            switch (n) {
-                case "Promise":
-                case "Symbol":
-                case "Map":
-                case "WeakMap":
-                case "Set":
-                case "WeakSet":
-                    return true;
-            }
-            return false;
-        }
-        function checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) {
-            if (meaning & (111551 & ~1024 & ~788968)) {
-                var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 & ~111551, undefined, undefined, false));
-                if (symbol) {
-                    error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_value, ts.unescapeLeadingUnderscores(name));
-                    return true;
-                }
-            }
-            else if (meaning & (788968 & ~1024 & ~111551)) {
-                var symbol = resolveSymbol(resolveName(errorLocation, name, (512 | 1024) & ~788968, undefined, undefined, false));
-                if (symbol) {
-                    error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_type, ts.unescapeLeadingUnderscores(name));
-                    return true;
-                }
-            }
-            return false;
-        }
-        function checkResolvedBlockScopedVariable(result, errorLocation) {
-            ts.Debug.assert(!!(result.flags & 2 || result.flags & 32 || result.flags & 384));
-            if (result.flags & (16 | 1 | 67108864) && result.flags & 32) {
-                return;
-            }
-            var declaration = ts.find(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) || ts.isClassLike(d) || (d.kind === 255); });
-            if (declaration === undefined)
-                return ts.Debug.fail("checkResolvedBlockScopedVariable could not find block-scoped declaration");
-            if (!(declaration.flags & 8388608) && !isBlockScopedNameDeclaredBeforeUse(declaration, errorLocation)) {
-                var diagnosticMessage = void 0;
-                var declarationName = ts.declarationNameToString(ts.getNameOfDeclaration(declaration));
-                if (result.flags & 2) {
-                    diagnosticMessage = error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, declarationName);
-                }
-                else if (result.flags & 32) {
-                    diagnosticMessage = error(errorLocation, ts.Diagnostics.Class_0_used_before_its_declaration, declarationName);
-                }
-                else if (result.flags & 256) {
-                    diagnosticMessage = error(errorLocation, ts.Diagnostics.Enum_0_used_before_its_declaration, declarationName);
-                }
-                else {
-                    ts.Debug.assert(!!(result.flags & 128));
-                    if (compilerOptions.preserveConstEnums) {
-                        diagnosticMessage = error(errorLocation, ts.Diagnostics.Enum_0_used_before_its_declaration, declarationName);
-                    }
-                }
-                if (diagnosticMessage) {
-                    ts.addRelatedInfo(diagnosticMessage, ts.createDiagnosticForNode(declaration, ts.Diagnostics._0_is_declared_here, declarationName));
-                }
-            }
-        }
-        function isSameScopeDescendentOf(initial, parent, stopAt) {
-            return !!parent && !!ts.findAncestor(initial, function (n) { return n === stopAt || ts.isFunctionLike(n) ? "quit" : n === parent; });
-        }
-        function getAnyImportSyntax(node) {
-            switch (node.kind) {
-                case 260:
-                    return node;
-                case 262:
-                    return node.parent;
-                case 263:
-                    return node.parent.parent;
-                case 265:
-                    return node.parent.parent.parent;
-                default:
-                    return undefined;
-            }
-        }
-        function getDeclarationOfAliasSymbol(symbol) {
-            return ts.find(symbol.declarations, isAliasSymbolDeclaration);
-        }
-        function isAliasSymbolDeclaration(node) {
-            return node.kind === 260
-                || node.kind === 259
-                || node.kind === 262 && !!node.name
-                || node.kind === 263
-                || node.kind === 269
-                || node.kind === 265
-                || node.kind === 270
-                || node.kind === 266 && ts.exportAssignmentIsAlias(node)
-                || ts.isBinaryExpression(node) && ts.getAssignmentDeclarationKind(node) === 2 && ts.exportAssignmentIsAlias(node)
-                || ts.isAccessExpression(node)
-                    && ts.isBinaryExpression(node.parent)
-                    && node.parent.left === node
-                    && node.parent.operatorToken.kind === 62
-                    && isAliasableOrJsExpression(node.parent.right)
-                || node.kind === 289
-                || node.kind === 288 && isAliasableOrJsExpression(node.initializer)
-                || ts.isRequireVariableDeclaration(node, true);
-        }
-        function isAliasableOrJsExpression(e) {
-            return ts.isAliasableExpression(e) || ts.isFunctionExpression(e) && isJSConstructor(e);
-        }
-        function getTargetOfImportEqualsDeclaration(node, dontResolveAlias) {
-            var commonJSPropertyAccess = getCommonJSPropertyAccess(node);
-            if (commonJSPropertyAccess) {
-                var name = ts.getLeftmostAccessExpression(commonJSPropertyAccess.expression).arguments[0];
-                return ts.isIdentifier(commonJSPropertyAccess.name)
-                    ? resolveSymbol(getPropertyOfType(resolveExternalModuleTypeByLiteral(name), commonJSPropertyAccess.name.escapedText))
-                    : undefined;
-            }
-            if (ts.isVariableDeclaration(node) || node.moduleReference.kind === 272) {
-                var immediate = resolveExternalModuleName(node, ts.getExternalModuleRequireArgument(node) || ts.getExternalModuleImportEqualsDeclarationExpression(node));
-                var resolved_4 = resolveExternalModuleSymbol(immediate);
-                markSymbolOfAliasDeclarationIfTypeOnly(node, immediate, resolved_4, false);
-                return resolved_4;
-            }
-            var resolved = getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference, dontResolveAlias);
-            checkAndReportErrorForResolvingImportAliasToTypeOnlySymbol(node, resolved);
-            return resolved;
-        }
-        function checkAndReportErrorForResolvingImportAliasToTypeOnlySymbol(node, resolved) {
-            if (markSymbolOfAliasDeclarationIfTypeOnly(node, undefined, resolved, false)) {
-                var typeOnlyDeclaration = getTypeOnlyAliasDeclaration(getSymbolOfNode(node));
-                var isExport = ts.typeOnlyDeclarationIsExport(typeOnlyDeclaration);
-                var message = isExport
-                    ? ts.Diagnostics.An_import_alias_cannot_reference_a_declaration_that_was_exported_using_export_type
-                    : ts.Diagnostics.An_import_alias_cannot_reference_a_declaration_that_was_imported_using_import_type;
-                var relatedMessage = isExport
-                    ? ts.Diagnostics._0_was_exported_here
-                    : ts.Diagnostics._0_was_imported_here;
-                var name = ts.unescapeLeadingUnderscores(typeOnlyDeclaration.name.escapedText);
-                ts.addRelatedInfo(error(node.moduleReference, message), ts.createDiagnosticForNode(typeOnlyDeclaration, relatedMessage, name));
-            }
-        }
-        function resolveExportByName(moduleSymbol, name, sourceNode, dontResolveAlias) {
-            var exportValue = moduleSymbol.exports.get("export=");
-            var exportSymbol = exportValue ? getPropertyOfType(getTypeOfSymbol(exportValue), name) : moduleSymbol.exports.get(name);
-            var resolved = resolveSymbol(exportSymbol, dontResolveAlias);
-            markSymbolOfAliasDeclarationIfTypeOnly(sourceNode, exportSymbol, resolved, false);
-            return resolved;
-        }
-        function isSyntacticDefault(node) {
-            return ((ts.isExportAssignment(node) && !node.isExportEquals) || ts.hasSyntacticModifier(node, 512) || ts.isExportSpecifier(node));
-        }
-        function canHaveSyntheticDefault(file, moduleSymbol, dontResolveAlias) {
-            if (!allowSyntheticDefaultImports) {
-                return false;
-            }
-            if (!file || file.isDeclarationFile) {
-                var defaultExportSymbol = resolveExportByName(moduleSymbol, "default", undefined, true);
-                if (defaultExportSymbol && ts.some(defaultExportSymbol.declarations, isSyntacticDefault)) {
-                    return false;
-                }
-                if (resolveExportByName(moduleSymbol, ts.escapeLeadingUnderscores("__esModule"), undefined, dontResolveAlias)) {
-                    return false;
-                }
-                return true;
-            }
-            if (!ts.isSourceFileJS(file)) {
-                return hasExportAssignmentSymbol(moduleSymbol);
-            }
-            return !file.externalModuleIndicator && !resolveExportByName(moduleSymbol, ts.escapeLeadingUnderscores("__esModule"), undefined, dontResolveAlias);
-        }
-        function getTargetOfImportClause(node, dontResolveAlias) {
-            var moduleSymbol = resolveExternalModuleName(node, node.parent.moduleSpecifier);
-            if (moduleSymbol) {
-                var exportDefaultSymbol = void 0;
-                if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) {
-                    exportDefaultSymbol = moduleSymbol;
-                }
-                else {
-                    exportDefaultSymbol = resolveExportByName(moduleSymbol, "default", node, dontResolveAlias);
-                }
-                var file = ts.find(moduleSymbol.declarations, ts.isSourceFile);
-                var hasSyntheticDefault = canHaveSyntheticDefault(file, moduleSymbol, dontResolveAlias);
-                if (!exportDefaultSymbol && !hasSyntheticDefault) {
-                    if (hasExportAssignmentSymbol(moduleSymbol)) {
-                        var compilerOptionName = moduleKind >= ts.ModuleKind.ES2015 ? "allowSyntheticDefaultImports" : "esModuleInterop";
-                        var exportEqualsSymbol = moduleSymbol.exports.get("export=");
-                        var exportAssignment = exportEqualsSymbol.valueDeclaration;
-                        var err = error(node.name, ts.Diagnostics.Module_0_can_only_be_default_imported_using_the_1_flag, symbolToString(moduleSymbol), compilerOptionName);
-                        ts.addRelatedInfo(err, ts.createDiagnosticForNode(exportAssignment, ts.Diagnostics.This_module_is_declared_with_using_export_and_can_only_be_used_with_a_default_import_when_using_the_0_flag, compilerOptionName));
-                    }
-                    else {
-                        reportNonDefaultExport(moduleSymbol, node);
-                    }
-                }
-                else if (hasSyntheticDefault) {
-                    var resolved = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias);
-                    markSymbolOfAliasDeclarationIfTypeOnly(node, moduleSymbol, resolved, false);
-                    return resolved;
-                }
-                markSymbolOfAliasDeclarationIfTypeOnly(node, exportDefaultSymbol, undefined, false);
-                return exportDefaultSymbol;
-            }
-        }
-        function reportNonDefaultExport(moduleSymbol, node) {
-            var _a, _b;
-            if ((_a = moduleSymbol.exports) === null || _a === void 0 ? void 0 : _a.has(node.symbol.escapedName)) {
-                error(node.name, ts.Diagnostics.Module_0_has_no_default_export_Did_you_mean_to_use_import_1_from_0_instead, symbolToString(moduleSymbol), symbolToString(node.symbol));
-            }
-            else {
-                var diagnostic = error(node.name, ts.Diagnostics.Module_0_has_no_default_export, symbolToString(moduleSymbol));
-                var exportStar = (_b = moduleSymbol.exports) === null || _b === void 0 ? void 0 : _b.get("__export");
-                if (exportStar) {
-                    var defaultExport = ts.find(exportStar.declarations, function (decl) {
-                        var _a, _b;
-                        return !!(ts.isExportDeclaration(decl) && decl.moduleSpecifier && ((_b = (_a = resolveExternalModuleName(decl, decl.moduleSpecifier)) === null || _a === void 0 ? void 0 : _a.exports) === null || _b === void 0 ? void 0 : _b.has("default")));
-                    });
-                    if (defaultExport) {
-                        ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(defaultExport, ts.Diagnostics.export_Asterisk_does_not_re_export_a_default));
-                    }
-                }
-            }
-        }
-        function getTargetOfNamespaceImport(node, dontResolveAlias) {
-            var moduleSpecifier = node.parent.parent.moduleSpecifier;
-            var immediate = resolveExternalModuleName(node, moduleSpecifier);
-            var resolved = resolveESModuleSymbol(immediate, moduleSpecifier, dontResolveAlias, false);
-            markSymbolOfAliasDeclarationIfTypeOnly(node, immediate, resolved, false);
-            return resolved;
-        }
-        function getTargetOfNamespaceExport(node, dontResolveAlias) {
-            var moduleSpecifier = node.parent.moduleSpecifier;
-            var immediate = moduleSpecifier && resolveExternalModuleName(node, moduleSpecifier);
-            var resolved = moduleSpecifier && resolveESModuleSymbol(immediate, moduleSpecifier, dontResolveAlias, false);
-            markSymbolOfAliasDeclarationIfTypeOnly(node, immediate, resolved, false);
-            return resolved;
-        }
-        function combineValueAndTypeSymbols(valueSymbol, typeSymbol) {
-            if (valueSymbol === unknownSymbol && typeSymbol === unknownSymbol) {
-                return unknownSymbol;
-            }
-            if (valueSymbol.flags & (788968 | 1920)) {
-                return valueSymbol;
-            }
-            var result = createSymbol(valueSymbol.flags | typeSymbol.flags, valueSymbol.escapedName);
-            result.declarations = ts.deduplicate(ts.concatenate(valueSymbol.declarations, typeSymbol.declarations), ts.equateValues);
-            result.parent = valueSymbol.parent || typeSymbol.parent;
-            if (valueSymbol.valueDeclaration)
-                result.valueDeclaration = valueSymbol.valueDeclaration;
-            if (typeSymbol.members)
-                result.members = new ts.Map(typeSymbol.members);
-            if (valueSymbol.exports)
-                result.exports = new ts.Map(valueSymbol.exports);
-            return result;
-        }
-        function getExportOfModule(symbol, name, specifier, dontResolveAlias) {
-            if (symbol.flags & 1536) {
-                var exportSymbol = getExportsOfSymbol(symbol).get(name.escapedText);
-                var resolved = resolveSymbol(exportSymbol, dontResolveAlias);
-                markSymbolOfAliasDeclarationIfTypeOnly(specifier, exportSymbol, resolved, false);
-                return resolved;
-            }
-        }
-        function getPropertyOfVariable(symbol, name) {
-            if (symbol.flags & 3) {
-                var typeAnnotation = symbol.valueDeclaration.type;
-                if (typeAnnotation) {
-                    return resolveSymbol(getPropertyOfType(getTypeFromTypeNode(typeAnnotation), name));
-                }
-            }
-        }
-        function getExternalModuleMember(node, specifier, dontResolveAlias) {
-            var _a;
-            if (dontResolveAlias === void 0) { dontResolveAlias = false; }
-            var moduleSpecifier = ts.getExternalModuleRequireArgument(node) || node.moduleSpecifier;
-            var moduleSymbol = resolveExternalModuleName(node, moduleSpecifier);
-            var name = !ts.isPropertyAccessExpression(specifier) && specifier.propertyName || specifier.name;
-            if (!ts.isIdentifier(name)) {
-                return undefined;
-            }
-            var suppressInteropError = name.escapedText === "default" && !!(compilerOptions.allowSyntheticDefaultImports || compilerOptions.esModuleInterop);
-            var targetSymbol = resolveESModuleSymbol(moduleSymbol, moduleSpecifier, dontResolveAlias, suppressInteropError);
-            if (targetSymbol) {
-                if (name.escapedText) {
-                    if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) {
-                        return moduleSymbol;
-                    }
-                    var symbolFromVariable = void 0;
-                    if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports.get("export=")) {
-                        symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name.escapedText);
-                    }
-                    else {
-                        symbolFromVariable = getPropertyOfVariable(targetSymbol, name.escapedText);
-                    }
-                    symbolFromVariable = resolveSymbol(symbolFromVariable, dontResolveAlias);
-                    var symbolFromModule = getExportOfModule(targetSymbol, name, specifier, dontResolveAlias);
-                    if (symbolFromModule === undefined && name.escapedText === "default") {
-                        var file = ts.find(moduleSymbol.declarations, ts.isSourceFile);
-                        if (canHaveSyntheticDefault(file, moduleSymbol, dontResolveAlias)) {
-                            symbolFromModule = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias);
-                        }
-                    }
-                    var symbol = symbolFromModule && symbolFromVariable && symbolFromModule !== symbolFromVariable ?
-                        combineValueAndTypeSymbols(symbolFromVariable, symbolFromModule) :
-                        symbolFromModule || symbolFromVariable;
-                    if (!symbol) {
-                        var moduleName = getFullyQualifiedName(moduleSymbol, node);
-                        var declarationName = ts.declarationNameToString(name);
-                        var suggestion = getSuggestedSymbolForNonexistentModule(name, targetSymbol);
-                        if (suggestion !== undefined) {
-                            var suggestionName = symbolToString(suggestion);
-                            var diagnostic = error(name, ts.Diagnostics._0_has_no_exported_member_named_1_Did_you_mean_2, moduleName, declarationName, suggestionName);
-                            if (suggestion.valueDeclaration) {
-                                ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(suggestion.valueDeclaration, ts.Diagnostics._0_is_declared_here, suggestionName));
-                            }
-                        }
-                        else {
-                            if ((_a = moduleSymbol.exports) === null || _a === void 0 ? void 0 : _a.has("default")) {
-                                error(name, ts.Diagnostics.Module_0_has_no_exported_member_1_Did_you_mean_to_use_import_1_from_0_instead, moduleName, declarationName);
-                            }
-                            else {
-                                reportNonExportedMember(node, name, declarationName, moduleSymbol, moduleName);
-                            }
-                        }
-                    }
-                    return symbol;
-                }
-            }
-        }
-        function reportNonExportedMember(node, name, declarationName, moduleSymbol, moduleName) {
-            var _a;
-            var localSymbol = (_a = moduleSymbol.valueDeclaration.locals) === null || _a === void 0 ? void 0 : _a.get(name.escapedText);
-            var exports = moduleSymbol.exports;
-            if (localSymbol) {
-                var exportedEqualsSymbol = exports === null || exports === void 0 ? void 0 : exports.get("export=");
-                if (exportedEqualsSymbol) {
-                    getSymbolIfSameReference(exportedEqualsSymbol, localSymbol) ? reportInvalidImportEqualsExportMember(node, name, declarationName, moduleName) :
-                        error(name, ts.Diagnostics.Module_0_has_no_exported_member_1, moduleName, declarationName);
-                }
-                else {
-                    var exportedSymbol = exports ? ts.find(symbolsToArray(exports), function (symbol) { return !!getSymbolIfSameReference(symbol, localSymbol); }) : undefined;
-                    var diagnostic = exportedSymbol ? error(name, ts.Diagnostics.Module_0_declares_1_locally_but_it_is_exported_as_2, moduleName, declarationName, symbolToString(exportedSymbol)) :
-                        error(name, ts.Diagnostics.Module_0_declares_1_locally_but_it_is_not_exported, moduleName, declarationName);
-                    ts.addRelatedInfo.apply(void 0, __spreadArrays([diagnostic], ts.map(localSymbol.declarations, function (decl, index) {
-                        return ts.createDiagnosticForNode(decl, index === 0 ? ts.Diagnostics._0_is_declared_here : ts.Diagnostics.and_here, declarationName);
-                    })));
-                }
-            }
-            else {
-                error(name, ts.Diagnostics.Module_0_has_no_exported_member_1, moduleName, declarationName);
-            }
-        }
-        function reportInvalidImportEqualsExportMember(node, name, declarationName, moduleName) {
-            if (moduleKind >= ts.ModuleKind.ES2015) {
-                var message = compilerOptions.esModuleInterop ? ts.Diagnostics._0_can_only_be_imported_by_using_a_default_import :
-                    ts.Diagnostics._0_can_only_be_imported_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import;
-                error(name, message, declarationName);
-            }
-            else {
-                if (ts.isInJSFile(node)) {
-                    var message = compilerOptions.esModuleInterop ? ts.Diagnostics._0_can_only_be_imported_by_using_a_require_call_or_by_using_a_default_import :
-                        ts.Diagnostics._0_can_only_be_imported_by_using_a_require_call_or_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import;
-                    error(name, message, declarationName);
-                }
-                else {
-                    var message = compilerOptions.esModuleInterop ? ts.Diagnostics._0_can_only_be_imported_by_using_import_1_require_2_or_a_default_import :
-                        ts.Diagnostics._0_can_only_be_imported_by_using_import_1_require_2_or_by_turning_on_the_esModuleInterop_flag_and_using_a_default_import;
-                    error(name, message, declarationName, declarationName, moduleName);
-                }
-            }
-        }
-        function getTargetOfImportSpecifier(node, dontResolveAlias) {
-            var root = ts.isBindingElement(node) ? ts.getRootDeclaration(node) : node.parent.parent.parent;
-            var commonJSPropertyAccess = getCommonJSPropertyAccess(root);
-            var resolved = getExternalModuleMember(root, commonJSPropertyAccess || node, dontResolveAlias);
-            var name = node.propertyName || node.name;
-            if (commonJSPropertyAccess && resolved && ts.isIdentifier(name)) {
-                return resolveSymbol(getPropertyOfType(getTypeOfSymbol(resolved), name.escapedText), dontResolveAlias);
-            }
-            markSymbolOfAliasDeclarationIfTypeOnly(node, undefined, resolved, false);
-            return resolved;
-        }
-        function getCommonJSPropertyAccess(node) {
-            if (ts.isVariableDeclaration(node) && node.initializer && ts.isPropertyAccessExpression(node.initializer)) {
-                return node.initializer;
-            }
-        }
-        function getTargetOfNamespaceExportDeclaration(node, dontResolveAlias) {
-            var resolved = resolveExternalModuleSymbol(node.parent.symbol, dontResolveAlias);
-            markSymbolOfAliasDeclarationIfTypeOnly(node, undefined, resolved, false);
-            return resolved;
-        }
-        function getTargetOfExportSpecifier(node, meaning, dontResolveAlias) {
-            var resolved = node.parent.parent.moduleSpecifier ?
-                getExternalModuleMember(node.parent.parent, node, dontResolveAlias) :
-                resolveEntityName(node.propertyName || node.name, meaning, false, dontResolveAlias);
-            markSymbolOfAliasDeclarationIfTypeOnly(node, undefined, resolved, false);
-            return resolved;
-        }
-        function getTargetOfExportAssignment(node, dontResolveAlias) {
-            var expression = ts.isExportAssignment(node) ? node.expression : node.right;
-            var resolved = getTargetOfAliasLikeExpression(expression, dontResolveAlias);
-            markSymbolOfAliasDeclarationIfTypeOnly(node, undefined, resolved, false);
-            return resolved;
-        }
-        function getTargetOfAliasLikeExpression(expression, dontResolveAlias) {
-            if (ts.isClassExpression(expression)) {
-                return checkExpressionCached(expression).symbol;
-            }
-            if (!ts.isEntityName(expression) && !ts.isEntityNameExpression(expression)) {
-                return undefined;
-            }
-            var aliasLike = resolveEntityName(expression, 111551 | 788968 | 1920, true, dontResolveAlias);
-            if (aliasLike) {
-                return aliasLike;
-            }
-            checkExpressionCached(expression);
-            return getNodeLinks(expression).resolvedSymbol;
-        }
-        function getTargetOfPropertyAssignment(node, dontRecursivelyResolve) {
-            var expression = node.initializer;
-            return getTargetOfAliasLikeExpression(expression, dontRecursivelyResolve);
-        }
-        function getTargetOfAccessExpression(node, dontRecursivelyResolve) {
-            if (!(ts.isBinaryExpression(node.parent) && node.parent.left === node && node.parent.operatorToken.kind === 62)) {
-                return undefined;
-            }
-            return getTargetOfAliasLikeExpression(node.parent.right, dontRecursivelyResolve);
-        }
-        function getTargetOfAliasDeclaration(node, dontRecursivelyResolve) {
-            if (dontRecursivelyResolve === void 0) { dontRecursivelyResolve = false; }
-            switch (node.kind) {
-                case 260:
-                case 249:
-                    return getTargetOfImportEqualsDeclaration(node, dontRecursivelyResolve);
-                case 262:
-                    return getTargetOfImportClause(node, dontRecursivelyResolve);
-                case 263:
-                    return getTargetOfNamespaceImport(node, dontRecursivelyResolve);
-                case 269:
-                    return getTargetOfNamespaceExport(node, dontRecursivelyResolve);
-                case 265:
-                case 198:
-                    return getTargetOfImportSpecifier(node, dontRecursivelyResolve);
-                case 270:
-                    return getTargetOfExportSpecifier(node, 111551 | 788968 | 1920, dontRecursivelyResolve);
-                case 266:
-                case 216:
-                    return getTargetOfExportAssignment(node, dontRecursivelyResolve);
-                case 259:
-                    return getTargetOfNamespaceExportDeclaration(node, dontRecursivelyResolve);
-                case 289:
-                    return resolveEntityName(node.name, 111551 | 788968 | 1920, true, dontRecursivelyResolve);
-                case 288:
-                    return getTargetOfPropertyAssignment(node, dontRecursivelyResolve);
-                case 202:
-                case 201:
-                    return getTargetOfAccessExpression(node, dontRecursivelyResolve);
-                default:
-                    return ts.Debug.fail();
-            }
-        }
-        function isNonLocalAlias(symbol, excludes) {
-            if (excludes === void 0) { excludes = 111551 | 788968 | 1920; }
-            if (!symbol)
-                return false;
-            return (symbol.flags & (2097152 | excludes)) === 2097152 || !!(symbol.flags & 2097152 && symbol.flags & 67108864);
-        }
-        function resolveSymbol(symbol, dontResolveAlias) {
-            return !dontResolveAlias && isNonLocalAlias(symbol) ? resolveAlias(symbol) : symbol;
-        }
-        function resolveAlias(symbol) {
-            ts.Debug.assert((symbol.flags & 2097152) !== 0, "Should only get Alias here.");
-            var links = getSymbolLinks(symbol);
-            if (!links.target) {
-                links.target = resolvingSymbol;
-                var node = getDeclarationOfAliasSymbol(symbol);
-                if (!node)
-                    return ts.Debug.fail();
-                var target = getTargetOfAliasDeclaration(node);
-                if (links.target === resolvingSymbol) {
-                    links.target = target || unknownSymbol;
-                }
-                else {
-                    error(node, ts.Diagnostics.Circular_definition_of_import_alias_0, symbolToString(symbol));
-                }
-            }
-            else if (links.target === resolvingSymbol) {
-                links.target = unknownSymbol;
-            }
-            return links.target;
-        }
-        function tryResolveAlias(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (links.target !== resolvingSymbol) {
-                return resolveAlias(symbol);
-            }
-            return undefined;
-        }
-        function markSymbolOfAliasDeclarationIfTypeOnly(aliasDeclaration, immediateTarget, finalTarget, overwriteEmpty) {
-            if (!aliasDeclaration || ts.isPropertyAccessExpression(aliasDeclaration))
-                return false;
-            var sourceSymbol = getSymbolOfNode(aliasDeclaration);
-            if (ts.isTypeOnlyImportOrExportDeclaration(aliasDeclaration)) {
-                var links_1 = getSymbolLinks(sourceSymbol);
-                links_1.typeOnlyDeclaration = aliasDeclaration;
-                return true;
-            }
-            var links = getSymbolLinks(sourceSymbol);
-            return markSymbolOfAliasDeclarationIfTypeOnlyWorker(links, immediateTarget, overwriteEmpty)
-                || markSymbolOfAliasDeclarationIfTypeOnlyWorker(links, finalTarget, overwriteEmpty);
-        }
-        function markSymbolOfAliasDeclarationIfTypeOnlyWorker(aliasDeclarationLinks, target, overwriteEmpty) {
-            var _a, _b, _c;
-            if (target && (aliasDeclarationLinks.typeOnlyDeclaration === undefined || overwriteEmpty && aliasDeclarationLinks.typeOnlyDeclaration === false)) {
-                var exportSymbol = (_b = (_a = target.exports) === null || _a === void 0 ? void 0 : _a.get("export=")) !== null && _b !== void 0 ? _b : target;
-                var typeOnly = exportSymbol.declarations && ts.find(exportSymbol.declarations, ts.isTypeOnlyImportOrExportDeclaration);
-                aliasDeclarationLinks.typeOnlyDeclaration = (_c = typeOnly !== null && typeOnly !== void 0 ? typeOnly : getSymbolLinks(exportSymbol).typeOnlyDeclaration) !== null && _c !== void 0 ? _c : false;
-            }
-            return !!aliasDeclarationLinks.typeOnlyDeclaration;
-        }
-        function getTypeOnlyAliasDeclaration(symbol) {
-            if (!(symbol.flags & 2097152)) {
-                return undefined;
-            }
-            var links = getSymbolLinks(symbol);
-            return links.typeOnlyDeclaration || undefined;
-        }
-        function markExportAsReferenced(node) {
-            var symbol = getSymbolOfNode(node);
-            var target = resolveAlias(symbol);
-            if (target) {
-                var markAlias = target === unknownSymbol ||
-                    ((target.flags & 111551) && !isConstEnumOrConstEnumOnlyModule(target) && !getTypeOnlyAliasDeclaration(symbol));
-                if (markAlias) {
-                    markAliasSymbolAsReferenced(symbol);
-                }
-            }
-        }
-        function markAliasSymbolAsReferenced(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.referenced) {
-                links.referenced = true;
-                var node = getDeclarationOfAliasSymbol(symbol);
-                if (!node)
-                    return ts.Debug.fail();
-                if (ts.isInternalModuleImportEqualsDeclaration(node)) {
-                    var target = resolveSymbol(symbol);
-                    if (target === unknownSymbol || target.flags & 111551) {
-                        checkExpressionCached(node.moduleReference);
-                    }
-                }
-            }
-        }
-        function markConstEnumAliasAsReferenced(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.constEnumReferenced) {
-                links.constEnumReferenced = true;
-            }
-        }
-        function getSymbolOfPartOfRightHandSideOfImportEquals(entityName, dontResolveAlias) {
-            if (entityName.kind === 78 && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) {
-                entityName = entityName.parent;
-            }
-            if (entityName.kind === 78 || entityName.parent.kind === 157) {
-                return resolveEntityName(entityName, 1920, false, dontResolveAlias);
-            }
-            else {
-                ts.Debug.assert(entityName.parent.kind === 260);
-                return resolveEntityName(entityName, 111551 | 788968 | 1920, false, dontResolveAlias);
-            }
-        }
-        function getFullyQualifiedName(symbol, containingLocation) {
-            return symbol.parent ? getFullyQualifiedName(symbol.parent, containingLocation) + "." + symbolToString(symbol) : symbolToString(symbol, containingLocation, undefined, 16 | 4);
-        }
-        function resolveEntityName(name, meaning, ignoreErrors, dontResolveAlias, location) {
-            if (ts.nodeIsMissing(name)) {
-                return undefined;
-            }
-            var namespaceMeaning = 1920 | (ts.isInJSFile(name) ? meaning & 111551 : 0);
-            var symbol;
-            if (name.kind === 78) {
-                var message = meaning === namespaceMeaning || ts.nodeIsSynthesized(name) ? ts.Diagnostics.Cannot_find_namespace_0 : getCannotFindNameDiagnosticForName(ts.getFirstIdentifier(name));
-                var symbolFromJSPrototype = ts.isInJSFile(name) && !ts.nodeIsSynthesized(name) ? resolveEntityNameFromAssignmentDeclaration(name, meaning) : undefined;
-                symbol = getMergedSymbol(resolveName(location || name, name.escapedText, meaning, ignoreErrors || symbolFromJSPrototype ? undefined : message, name, true));
-                if (!symbol) {
-                    return getMergedSymbol(symbolFromJSPrototype);
-                }
-            }
-            else if (name.kind === 157 || name.kind === 201) {
-                var left = name.kind === 157 ? name.left : name.expression;
-                var right = name.kind === 157 ? name.right : name.name;
-                var namespace = resolveEntityName(left, namespaceMeaning, ignoreErrors, false, location);
-                if (!namespace || ts.nodeIsMissing(right)) {
-                    return undefined;
-                }
-                else if (namespace === unknownSymbol) {
-                    return namespace;
-                }
-                if (ts.isInJSFile(name)) {
-                    if (namespace.valueDeclaration &&
-                        ts.isVariableDeclaration(namespace.valueDeclaration) &&
-                        namespace.valueDeclaration.initializer &&
-                        isCommonJsRequire(namespace.valueDeclaration.initializer)) {
-                        var moduleName = namespace.valueDeclaration.initializer.arguments[0];
-                        var moduleSym = resolveExternalModuleName(moduleName, moduleName);
-                        if (moduleSym) {
-                            var resolvedModuleSymbol = resolveExternalModuleSymbol(moduleSym);
-                            if (resolvedModuleSymbol) {
-                                namespace = resolvedModuleSymbol;
-                            }
-                        }
-                    }
-                }
-                symbol = getMergedSymbol(getSymbol(getExportsOfSymbol(namespace), right.escapedText, meaning));
-                if (!symbol) {
-                    if (!ignoreErrors) {
-                        var namespaceName = getFullyQualifiedName(namespace);
-                        var declarationName = ts.declarationNameToString(right);
-                        var suggestion = getSuggestedSymbolForNonexistentModule(right, namespace);
-                        suggestion ?
-                            error(right, ts.Diagnostics._0_has_no_exported_member_named_1_Did_you_mean_2, namespaceName, declarationName, symbolToString(suggestion)) :
-                            error(right, ts.Diagnostics.Namespace_0_has_no_exported_member_1, namespaceName, declarationName);
-                    }
-                    return undefined;
-                }
-            }
-            else {
-                throw ts.Debug.assertNever(name, "Unknown entity name kind.");
-            }
-            ts.Debug.assert((ts.getCheckFlags(symbol) & 1) === 0, "Should never get an instantiated symbol here.");
-            if (!ts.nodeIsSynthesized(name) && ts.isEntityName(name) && (symbol.flags & 2097152 || name.parent.kind === 266)) {
-                markSymbolOfAliasDeclarationIfTypeOnly(ts.getAliasDeclarationFromName(name), symbol, undefined, true);
-            }
-            return (symbol.flags & meaning) || dontResolveAlias ? symbol : resolveAlias(symbol);
-        }
-        function resolveEntityNameFromAssignmentDeclaration(name, meaning) {
-            if (isJSDocTypeReference(name.parent)) {
-                var secondaryLocation = getAssignmentDeclarationLocation(name.parent);
-                if (secondaryLocation) {
-                    return resolveName(secondaryLocation, name.escapedText, meaning, undefined, name, true);
-                }
-            }
-        }
-        function getAssignmentDeclarationLocation(node) {
-            var typeAlias = ts.findAncestor(node, function (node) { return !(ts.isJSDocNode(node) || node.flags & 4194304) ? "quit" : ts.isJSDocTypeAlias(node); });
-            if (typeAlias) {
-                return;
-            }
-            var host = ts.getJSDocHost(node);
-            if (ts.isExpressionStatement(host) &&
-                ts.isBinaryExpression(host.expression) &&
-                ts.getAssignmentDeclarationKind(host.expression) === 3) {
-                var symbol = getSymbolOfNode(host.expression.left);
-                if (symbol) {
-                    return getDeclarationOfJSPrototypeContainer(symbol);
-                }
-            }
-            if ((ts.isObjectLiteralMethod(host) || ts.isPropertyAssignment(host)) &&
-                ts.isBinaryExpression(host.parent.parent) &&
-                ts.getAssignmentDeclarationKind(host.parent.parent) === 6) {
-                var symbol = getSymbolOfNode(host.parent.parent.left);
-                if (symbol) {
-                    return getDeclarationOfJSPrototypeContainer(symbol);
-                }
-            }
-            var sig = ts.getEffectiveJSDocHost(node);
-            if (sig && ts.isFunctionLike(sig)) {
-                var symbol = getSymbolOfNode(sig);
-                return symbol && symbol.valueDeclaration;
-            }
-        }
-        function getDeclarationOfJSPrototypeContainer(symbol) {
-            var decl = symbol.parent.valueDeclaration;
-            if (!decl) {
-                return undefined;
-            }
-            var initializer = ts.isAssignmentDeclaration(decl) ? ts.getAssignedExpandoInitializer(decl) :
-                ts.hasOnlyExpressionInitializer(decl) ? ts.getDeclaredExpandoInitializer(decl) :
-                    undefined;
-            return initializer || decl;
-        }
-        function getExpandoSymbol(symbol) {
-            var decl = symbol.valueDeclaration;
-            if (!decl || !ts.isInJSFile(decl) || symbol.flags & 524288 || ts.getExpandoInitializer(decl, false)) {
-                return undefined;
-            }
-            var init = ts.isVariableDeclaration(decl) ? ts.getDeclaredExpandoInitializer(decl) : ts.getAssignedExpandoInitializer(decl);
-            if (init) {
-                var initSymbol = getSymbolOfNode(init);
-                if (initSymbol) {
-                    return mergeJSSymbols(initSymbol, symbol);
-                }
-            }
-        }
-        function resolveExternalModuleName(location, moduleReferenceExpression, ignoreErrors) {
-            var isClassic = ts.getEmitModuleResolutionKind(compilerOptions) === ts.ModuleResolutionKind.Classic;
-            var errorMessage = isClassic ?
-                ts.Diagnostics.Cannot_find_module_0_Did_you_mean_to_set_the_moduleResolution_option_to_node_or_to_add_aliases_to_the_paths_option
-                : ts.Diagnostics.Cannot_find_module_0_or_its_corresponding_type_declarations;
-            return resolveExternalModuleNameWorker(location, moduleReferenceExpression, ignoreErrors ? undefined : errorMessage);
-        }
-        function resolveExternalModuleNameWorker(location, moduleReferenceExpression, moduleNotFoundError, isForAugmentation) {
-            if (isForAugmentation === void 0) { isForAugmentation = false; }
-            return ts.isStringLiteralLike(moduleReferenceExpression)
-                ? resolveExternalModule(location, moduleReferenceExpression.text, moduleNotFoundError, moduleReferenceExpression, isForAugmentation)
-                : undefined;
-        }
-        function resolveExternalModule(location, moduleReference, moduleNotFoundError, errorNode, isForAugmentation) {
-            if (isForAugmentation === void 0) { isForAugmentation = false; }
-            if (ts.startsWith(moduleReference, "@types/")) {
-                var diag = ts.Diagnostics.Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1;
-                var withoutAtTypePrefix = ts.removePrefix(moduleReference, "@types/");
-                error(errorNode, diag, withoutAtTypePrefix, moduleReference);
-            }
-            var ambientModule = tryFindAmbientModule(moduleReference, true);
-            if (ambientModule) {
-                return ambientModule;
-            }
-            var currentSourceFile = ts.getSourceFileOfNode(location);
-            var resolvedModule = ts.getResolvedModule(currentSourceFile, moduleReference);
-            var resolutionDiagnostic = resolvedModule && ts.getResolutionDiagnostic(compilerOptions, resolvedModule);
-            var sourceFile = resolvedModule && !resolutionDiagnostic && host.getSourceFile(resolvedModule.resolvedFileName);
-            if (sourceFile) {
-                if (sourceFile.symbol) {
-                    if (resolvedModule.isExternalLibraryImport && !ts.resolutionExtensionIsTSOrJson(resolvedModule.extension)) {
-                        errorOnImplicitAnyModule(false, errorNode, resolvedModule, moduleReference);
-                    }
-                    return getMergedSymbol(sourceFile.symbol);
-                }
-                if (moduleNotFoundError) {
-                    error(errorNode, ts.Diagnostics.File_0_is_not_a_module, sourceFile.fileName);
-                }
-                return undefined;
-            }
-            if (patternAmbientModules) {
-                var pattern = ts.findBestPatternMatch(patternAmbientModules, function (_) { return _.pattern; }, moduleReference);
-                if (pattern) {
-                    var augmentation = patternAmbientModuleAugmentations && patternAmbientModuleAugmentations.get(moduleReference);
-                    if (augmentation) {
-                        return getMergedSymbol(augmentation);
-                    }
-                    return getMergedSymbol(pattern.symbol);
-                }
-            }
-            if (resolvedModule && !ts.resolutionExtensionIsTSOrJson(resolvedModule.extension) && resolutionDiagnostic === undefined || resolutionDiagnostic === ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type) {
-                if (isForAugmentation) {
-                    var diag = ts.Diagnostics.Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented;
-                    error(errorNode, diag, moduleReference, resolvedModule.resolvedFileName);
-                }
-                else {
-                    errorOnImplicitAnyModule(noImplicitAny && !!moduleNotFoundError, errorNode, resolvedModule, moduleReference);
-                }
-                return undefined;
-            }
-            if (moduleNotFoundError) {
-                if (resolvedModule) {
-                    var redirect = host.getProjectReferenceRedirect(resolvedModule.resolvedFileName);
-                    if (redirect) {
-                        error(errorNode, ts.Diagnostics.Output_file_0_has_not_been_built_from_source_file_1, redirect, resolvedModule.resolvedFileName);
-                        return undefined;
-                    }
-                }
-                if (resolutionDiagnostic) {
-                    error(errorNode, resolutionDiagnostic, moduleReference, resolvedModule.resolvedFileName);
-                }
-                else {
-                    var tsExtension = ts.tryExtractTSExtension(moduleReference);
-                    if (tsExtension) {
-                        var diag = ts.Diagnostics.An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead;
-                        error(errorNode, diag, tsExtension, ts.removeExtension(moduleReference, tsExtension));
-                    }
-                    else if (!compilerOptions.resolveJsonModule &&
-                        ts.fileExtensionIs(moduleReference, ".json") &&
-                        ts.getEmitModuleResolutionKind(compilerOptions) === ts.ModuleResolutionKind.NodeJs &&
-                        ts.hasJsonModuleEmitEnabled(compilerOptions)) {
-                        error(errorNode, ts.Diagnostics.Cannot_find_module_0_Consider_using_resolveJsonModule_to_import_module_with_json_extension, moduleReference);
-                    }
-                    else {
-                        error(errorNode, moduleNotFoundError, moduleReference);
-                    }
-                }
-            }
-            return undefined;
-        }
-        function errorOnImplicitAnyModule(isError, errorNode, _a, moduleReference) {
-            var packageId = _a.packageId, resolvedFileName = _a.resolvedFileName;
-            var errorInfo = !ts.isExternalModuleNameRelative(moduleReference) && packageId
-                ? typesPackageExists(packageId.name)
-                    ? ts.chainDiagnosticMessages(undefined, ts.Diagnostics.If_the_0_package_actually_exposes_this_module_consider_sending_a_pull_request_to_amend_https_Colon_Slash_Slashgithub_com_SlashDefinitelyTyped_SlashDefinitelyTyped_Slashtree_Slashmaster_Slashtypes_Slash_1, packageId.name, ts.mangleScopedPackageName(packageId.name))
-                    : ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Try_npm_i_save_dev_types_Slash_1_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0, moduleReference, ts.mangleScopedPackageName(packageId.name))
-                : undefined;
-            errorOrSuggestion(isError, errorNode, ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedFileName));
-        }
-        function typesPackageExists(packageName) {
-            return getPackagesSet().has(ts.getTypesPackageName(packageName));
-        }
-        function resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) {
-            if (moduleSymbol === null || moduleSymbol === void 0 ? void 0 : moduleSymbol.exports) {
-                var exportEquals = resolveSymbol(moduleSymbol.exports.get("export="), dontResolveAlias);
-                var exported = getCommonJsExportEquals(getMergedSymbol(exportEquals), getMergedSymbol(moduleSymbol));
-                return getMergedSymbol(exported) || moduleSymbol;
-            }
-            return undefined;
-        }
-        function getCommonJsExportEquals(exported, moduleSymbol) {
-            if (!exported || exported === unknownSymbol || exported === moduleSymbol || moduleSymbol.exports.size === 1 || exported.flags & 2097152) {
-                return exported;
-            }
-            var links = getSymbolLinks(exported);
-            if (links.cjsExportMerged) {
-                return links.cjsExportMerged;
-            }
-            var merged = exported.flags & 33554432 ? exported : cloneSymbol(exported);
-            merged.flags = merged.flags | 512;
-            if (merged.exports === undefined) {
-                merged.exports = ts.createSymbolTable();
-            }
-            moduleSymbol.exports.forEach(function (s, name) {
-                if (name === "export=")
-                    return;
-                merged.exports.set(name, merged.exports.has(name) ? mergeSymbol(merged.exports.get(name), s) : s);
-            });
-            getSymbolLinks(merged).cjsExportMerged = merged;
-            return links.cjsExportMerged = merged;
-        }
-        function resolveESModuleSymbol(moduleSymbol, referencingLocation, dontResolveAlias, suppressInteropError) {
-            var symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias);
-            if (!dontResolveAlias && symbol) {
-                if (!suppressInteropError && !(symbol.flags & (1536 | 3)) && !ts.getDeclarationOfKind(symbol, 297)) {
-                    var compilerOptionName = moduleKind >= ts.ModuleKind.ES2015
-                        ? "allowSyntheticDefaultImports"
-                        : "esModuleInterop";
-                    error(referencingLocation, ts.Diagnostics.This_module_can_only_be_referenced_with_ECMAScript_imports_Slashexports_by_turning_on_the_0_flag_and_referencing_its_default_export, compilerOptionName);
-                    return symbol;
-                }
-                if (compilerOptions.esModuleInterop) {
-                    var referenceParent = referencingLocation.parent;
-                    if ((ts.isImportDeclaration(referenceParent) && ts.getNamespaceDeclarationNode(referenceParent)) ||
-                        ts.isImportCall(referenceParent)) {
-                        var type = getTypeOfSymbol(symbol);
-                        var sigs = getSignaturesOfStructuredType(type, 0);
-                        if (!sigs || !sigs.length) {
-                            sigs = getSignaturesOfStructuredType(type, 1);
-                        }
-                        if (sigs && sigs.length) {
-                            var moduleType = getTypeWithSyntheticDefaultImportType(type, symbol, moduleSymbol);
-                            var result = createSymbol(symbol.flags, symbol.escapedName);
-                            result.declarations = symbol.declarations ? symbol.declarations.slice() : [];
-                            result.parent = symbol.parent;
-                            result.target = symbol;
-                            result.originatingImport = referenceParent;
-                            if (symbol.valueDeclaration)
-                                result.valueDeclaration = symbol.valueDeclaration;
-                            if (symbol.constEnumOnlyModule)
-                                result.constEnumOnlyModule = true;
-                            if (symbol.members)
-                                result.members = new ts.Map(symbol.members);
-                            if (symbol.exports)
-                                result.exports = new ts.Map(symbol.exports);
-                            var resolvedModuleType = resolveStructuredTypeMembers(moduleType);
-                            result.type = createAnonymousType(result, resolvedModuleType.members, ts.emptyArray, ts.emptyArray, resolvedModuleType.stringIndexInfo, resolvedModuleType.numberIndexInfo);
-                            return result;
-                        }
-                    }
-                }
-            }
-            return symbol;
-        }
-        function hasExportAssignmentSymbol(moduleSymbol) {
-            return moduleSymbol.exports.get("export=") !== undefined;
-        }
-        function getExportsOfModuleAsArray(moduleSymbol) {
-            return symbolsToArray(getExportsOfModule(moduleSymbol));
-        }
-        function getExportsAndPropertiesOfModule(moduleSymbol) {
-            var exports = getExportsOfModuleAsArray(moduleSymbol);
-            var exportEquals = resolveExternalModuleSymbol(moduleSymbol);
-            if (exportEquals !== moduleSymbol) {
-                ts.addRange(exports, getPropertiesOfType(getTypeOfSymbol(exportEquals)));
-            }
-            return exports;
-        }
-        function tryGetMemberInModuleExports(memberName, moduleSymbol) {
-            var symbolTable = getExportsOfModule(moduleSymbol);
-            if (symbolTable) {
-                return symbolTable.get(memberName);
-            }
-        }
-        function tryGetMemberInModuleExportsAndProperties(memberName, moduleSymbol) {
-            var symbol = tryGetMemberInModuleExports(memberName, moduleSymbol);
-            if (symbol) {
-                return symbol;
-            }
-            var exportEquals = resolveExternalModuleSymbol(moduleSymbol);
-            if (exportEquals === moduleSymbol) {
-                return undefined;
-            }
-            var type = getTypeOfSymbol(exportEquals);
-            return type.flags & 131068 ||
-                ts.getObjectFlags(type) & 1 ||
-                isArrayOrTupleLikeType(type)
-                ? undefined
-                : getPropertyOfType(type, memberName);
-        }
-        function getExportsOfSymbol(symbol) {
-            return symbol.flags & 6256 ? getResolvedMembersOrExportsOfSymbol(symbol, "resolvedExports") :
-                symbol.flags & 1536 ? getExportsOfModule(symbol) :
-                    symbol.exports || emptySymbols;
-        }
-        function getExportsOfModule(moduleSymbol) {
-            var links = getSymbolLinks(moduleSymbol);
-            return links.resolvedExports || (links.resolvedExports = getExportsOfModuleWorker(moduleSymbol));
-        }
-        function extendExportSymbols(target, source, lookupTable, exportNode) {
-            if (!source)
-                return;
-            source.forEach(function (sourceSymbol, id) {
-                if (id === "default")
-                    return;
-                var targetSymbol = target.get(id);
-                if (!targetSymbol) {
-                    target.set(id, sourceSymbol);
-                    if (lookupTable && exportNode) {
-                        lookupTable.set(id, {
-                            specifierText: ts.getTextOfNode(exportNode.moduleSpecifier)
-                        });
-                    }
-                }
-                else if (lookupTable && exportNode && targetSymbol && resolveSymbol(targetSymbol) !== resolveSymbol(sourceSymbol)) {
-                    var collisionTracker = lookupTable.get(id);
-                    if (!collisionTracker.exportsWithDuplicate) {
-                        collisionTracker.exportsWithDuplicate = [exportNode];
-                    }
-                    else {
-                        collisionTracker.exportsWithDuplicate.push(exportNode);
-                    }
-                }
-            });
-        }
-        function getExportsOfModuleWorker(moduleSymbol) {
-            var visitedSymbols = [];
-            moduleSymbol = resolveExternalModuleSymbol(moduleSymbol);
-            return visit(moduleSymbol) || emptySymbols;
-            function visit(symbol) {
-                if (!(symbol && symbol.exports && ts.pushIfUnique(visitedSymbols, symbol))) {
-                    return;
-                }
-                var symbols = new ts.Map(symbol.exports);
-                var exportStars = symbol.exports.get("__export");
-                if (exportStars) {
-                    var nestedSymbols = ts.createSymbolTable();
-                    var lookupTable_1 = new ts.Map();
-                    for (var _i = 0, _a = exportStars.declarations; _i < _a.length; _i++) {
-                        var node = _a[_i];
-                        var resolvedModule = resolveExternalModuleName(node, node.moduleSpecifier);
-                        var exportedSymbols = visit(resolvedModule);
-                        extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable_1, node);
-                    }
-                    lookupTable_1.forEach(function (_a, id) {
-                        var exportsWithDuplicate = _a.exportsWithDuplicate;
-                        if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols.has(id)) {
-                            return;
-                        }
-                        for (var _i = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _i < exportsWithDuplicate_1.length; _i++) {
-                            var node = exportsWithDuplicate_1[_i];
-                            diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable_1.get(id).specifierText, ts.unescapeLeadingUnderscores(id)));
-                        }
-                    });
-                    extendExportSymbols(symbols, nestedSymbols);
-                }
-                return symbols;
-            }
-        }
-        function getMergedSymbol(symbol) {
-            var merged;
-            return symbol && symbol.mergeId && (merged = mergedSymbols[symbol.mergeId]) ? merged : symbol;
-        }
-        function getSymbolOfNode(node) {
-            return getMergedSymbol(node.symbol && getLateBoundSymbol(node.symbol));
-        }
-        function getParentOfSymbol(symbol) {
-            return getMergedSymbol(symbol.parent && getLateBoundSymbol(symbol.parent));
-        }
-        function getAlternativeContainingModules(symbol, enclosingDeclaration) {
-            var containingFile = ts.getSourceFileOfNode(enclosingDeclaration);
-            var id = getNodeId(containingFile);
-            var links = getSymbolLinks(symbol);
-            var results;
-            if (links.extendedContainersByFile && (results = links.extendedContainersByFile.get(id))) {
-                return results;
-            }
-            if (containingFile && containingFile.imports) {
-                for (var _i = 0, _a = containingFile.imports; _i < _a.length; _i++) {
-                    var importRef = _a[_i];
-                    if (ts.nodeIsSynthesized(importRef))
-                        continue;
-                    var resolvedModule = resolveExternalModuleName(enclosingDeclaration, importRef, true);
-                    if (!resolvedModule)
-                        continue;
-                    var ref = getAliasForSymbolInContainer(resolvedModule, symbol);
-                    if (!ref)
-                        continue;
-                    results = ts.append(results, resolvedModule);
-                }
-                if (ts.length(results)) {
-                    (links.extendedContainersByFile || (links.extendedContainersByFile = new ts.Map())).set(id, results);
-                    return results;
-                }
-            }
-            if (links.extendedContainers) {
-                return links.extendedContainers;
-            }
-            var otherFiles = host.getSourceFiles();
-            for (var _b = 0, otherFiles_1 = otherFiles; _b < otherFiles_1.length; _b++) {
-                var file = otherFiles_1[_b];
-                if (!ts.isExternalModule(file))
-                    continue;
-                var sym = getSymbolOfNode(file);
-                var ref = getAliasForSymbolInContainer(sym, symbol);
-                if (!ref)
-                    continue;
-                results = ts.append(results, sym);
-            }
-            return links.extendedContainers = results || ts.emptyArray;
-        }
-        function getContainersOfSymbol(symbol, enclosingDeclaration, meaning) {
-            var container = getParentOfSymbol(symbol);
-            if (container && !(symbol.flags & 262144)) {
-                var additionalContainers = ts.mapDefined(container.declarations, fileSymbolIfFileSymbolExportEqualsContainer);
-                var reexportContainers = enclosingDeclaration && getAlternativeContainingModules(symbol, enclosingDeclaration);
-                var objectLiteralContainer = getVariableDeclarationOfObjectLiteral(container, meaning);
-                if (enclosingDeclaration && getAccessibleSymbolChain(container, enclosingDeclaration, 1920, false)) {
-                    return ts.append(ts.concatenate(ts.concatenate([container], additionalContainers), reexportContainers), objectLiteralContainer);
-                }
-                var res = ts.append(ts.append(additionalContainers, container), objectLiteralContainer);
-                return ts.concatenate(res, reexportContainers);
-            }
-            var candidates = ts.mapDefined(symbol.declarations, function (d) {
-                if (!ts.isAmbientModule(d) && d.parent && hasNonGlobalAugmentationExternalModuleSymbol(d.parent)) {
-                    return getSymbolOfNode(d.parent);
-                }
-                if (ts.isClassExpression(d) && ts.isBinaryExpression(d.parent) && d.parent.operatorToken.kind === 62 && ts.isAccessExpression(d.parent.left) && ts.isEntityNameExpression(d.parent.left.expression)) {
-                    if (ts.isModuleExportsAccessExpression(d.parent.left) || ts.isExportsIdentifier(d.parent.left.expression)) {
-                        return getSymbolOfNode(ts.getSourceFileOfNode(d));
-                    }
-                    checkExpressionCached(d.parent.left.expression);
-                    return getNodeLinks(d.parent.left.expression).resolvedSymbol;
-                }
-            });
-            if (!ts.length(candidates)) {
-                return undefined;
-            }
-            return ts.mapDefined(candidates, function (candidate) { return getAliasForSymbolInContainer(candidate, symbol) ? candidate : undefined; });
-            function fileSymbolIfFileSymbolExportEqualsContainer(d) {
-                return container && getFileSymbolIfFileSymbolExportEqualsContainer(d, container);
-            }
-        }
-        function getVariableDeclarationOfObjectLiteral(symbol, meaning) {
-            var firstDecl = !!ts.length(symbol.declarations) && ts.first(symbol.declarations);
-            if (meaning & 111551 && firstDecl && firstDecl.parent && ts.isVariableDeclaration(firstDecl.parent)) {
-                if (ts.isObjectLiteralExpression(firstDecl) && firstDecl === firstDecl.parent.initializer || ts.isTypeLiteralNode(firstDecl) && firstDecl === firstDecl.parent.type) {
-                    return getSymbolOfNode(firstDecl.parent);
-                }
-            }
-        }
-        function getFileSymbolIfFileSymbolExportEqualsContainer(d, container) {
-            var fileSymbol = getExternalModuleContainer(d);
-            var exported = fileSymbol && fileSymbol.exports && fileSymbol.exports.get("export=");
-            return exported && getSymbolIfSameReference(exported, container) ? fileSymbol : undefined;
-        }
-        function getAliasForSymbolInContainer(container, symbol) {
-            if (container === getParentOfSymbol(symbol)) {
-                return symbol;
-            }
-            var exportEquals = container.exports && container.exports.get("export=");
-            if (exportEquals && getSymbolIfSameReference(exportEquals, symbol)) {
-                return container;
-            }
-            var exports = getExportsOfSymbol(container);
-            var quick = exports.get(symbol.escapedName);
-            if (quick && getSymbolIfSameReference(quick, symbol)) {
-                return quick;
-            }
-            return ts.forEachEntry(exports, function (exported) {
-                if (getSymbolIfSameReference(exported, symbol)) {
-                    return exported;
-                }
-            });
-        }
-        function getSymbolIfSameReference(s1, s2) {
-            if (getMergedSymbol(resolveSymbol(getMergedSymbol(s1))) === getMergedSymbol(resolveSymbol(getMergedSymbol(s2)))) {
-                return s1;
-            }
-        }
-        function getExportSymbolOfValueSymbolIfExported(symbol) {
-            return getMergedSymbol(symbol && (symbol.flags & 1048576) !== 0 ? symbol.exportSymbol : symbol);
-        }
-        function symbolIsValue(symbol) {
-            return !!(symbol.flags & 111551 || symbol.flags & 2097152 && resolveAlias(symbol).flags & 111551 && !getTypeOnlyAliasDeclaration(symbol));
-        }
-        function findConstructorDeclaration(node) {
-            var members = node.members;
-            for (var _i = 0, members_3 = members; _i < members_3.length; _i++) {
-                var member = members_3[_i];
-                if (member.kind === 166 && ts.nodeIsPresent(member.body)) {
-                    return member;
-                }
-            }
-        }
-        function createType(flags) {
-            var result = new Type(checker, flags);
-            typeCount++;
-            result.id = typeCount;
-            typeCatalog.push(result);
-            return result;
-        }
-        function createIntrinsicType(kind, intrinsicName, objectFlags) {
-            if (objectFlags === void 0) { objectFlags = 0; }
-            var type = createType(kind);
-            type.intrinsicName = intrinsicName;
-            type.objectFlags = objectFlags;
-            return type;
-        }
-        function createBooleanType(trueFalseTypes) {
-            var type = getUnionType(trueFalseTypes);
-            type.flags |= 16;
-            type.intrinsicName = "boolean";
-            return type;
-        }
-        function createObjectType(objectFlags, symbol) {
-            var type = createType(524288);
-            type.objectFlags = objectFlags;
-            type.symbol = symbol;
-            type.members = undefined;
-            type.properties = undefined;
-            type.callSignatures = undefined;
-            type.constructSignatures = undefined;
-            type.stringIndexInfo = undefined;
-            type.numberIndexInfo = undefined;
-            return type;
-        }
-        function createTypeofType() {
-            return getUnionType(ts.arrayFrom(typeofEQFacts.keys(), getLiteralType));
-        }
-        function createTypeParameter(symbol) {
-            var type = createType(262144);
-            if (symbol)
-                type.symbol = symbol;
-            return type;
-        }
-        function isReservedMemberName(name) {
-            return name.charCodeAt(0) === 95 &&
-                name.charCodeAt(1) === 95 &&
-                name.charCodeAt(2) !== 95 &&
-                name.charCodeAt(2) !== 64 &&
-                name.charCodeAt(2) !== 35;
-        }
-        function getNamedMembers(members) {
-            var result;
-            members.forEach(function (symbol, id) {
-                if (!isReservedMemberName(id) && symbolIsValue(symbol)) {
-                    (result || (result = [])).push(symbol);
-                }
-            });
-            return result || ts.emptyArray;
-        }
-        function setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) {
-            type.members = members;
-            type.properties = members === emptySymbols ? ts.emptyArray : getNamedMembers(members);
-            type.callSignatures = callSignatures;
-            type.constructSignatures = constructSignatures;
-            type.stringIndexInfo = stringIndexInfo;
-            type.numberIndexInfo = numberIndexInfo;
-            return type;
-        }
-        function createAnonymousType(symbol, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) {
-            return setStructuredTypeMembers(createObjectType(16, symbol), members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
-        }
-        function forEachSymbolTableInScope(enclosingDeclaration, callback) {
-            var result;
-            var _loop_8 = function (location) {
-                if (location.locals && !isGlobalSourceFile(location)) {
-                    if (result = callback(location.locals)) {
-                        return { value: result };
-                    }
-                }
-                switch (location.kind) {
-                    case 297:
-                        if (!ts.isExternalOrCommonJsModule(location)) {
-                            break;
-                        }
-                    case 256:
-                        var sym = getSymbolOfNode(location);
-                        if (result = callback((sym === null || sym === void 0 ? void 0 : sym.exports) || emptySymbols)) {
-                            return { value: result };
-                        }
-                        break;
-                    case 252:
-                    case 221:
-                    case 253:
-                        var table_1;
-                        (getSymbolOfNode(location).members || emptySymbols).forEach(function (memberSymbol, key) {
-                            if (memberSymbol.flags & (788968 & ~67108864)) {
-                                (table_1 || (table_1 = ts.createSymbolTable())).set(key, memberSymbol);
-                            }
-                        });
-                        if (table_1 && (result = callback(table_1))) {
-                            return { value: result };
-                        }
-                        break;
-                }
-            };
-            for (var location = enclosingDeclaration; location; location = location.parent) {
-                var state_2 = _loop_8(location);
-                if (typeof state_2 === "object")
-                    return state_2.value;
-            }
-            return callback(globals);
-        }
-        function getQualifiedLeftMeaning(rightMeaning) {
-            return rightMeaning === 111551 ? 111551 : 1920;
-        }
-        function getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, useOnlyExternalAliasing, visitedSymbolTablesMap) {
-            if (visitedSymbolTablesMap === void 0) { visitedSymbolTablesMap = new ts.Map(); }
-            if (!(symbol && !isPropertyOrMethodDeclarationSymbol(symbol))) {
-                return undefined;
-            }
-            var id = getSymbolId(symbol);
-            var visitedSymbolTables = visitedSymbolTablesMap.get(id);
-            if (!visitedSymbolTables) {
-                visitedSymbolTablesMap.set(id, visitedSymbolTables = []);
-            }
-            return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable);
-            function getAccessibleSymbolChainFromSymbolTable(symbols, ignoreQualification) {
-                if (!ts.pushIfUnique(visitedSymbolTables, symbols)) {
-                    return undefined;
-                }
-                var result = trySymbolTable(symbols, ignoreQualification);
-                visitedSymbolTables.pop();
-                return result;
-            }
-            function canQualifySymbol(symbolFromSymbolTable, meaning) {
-                return !needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning) ||
-                    !!getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing, visitedSymbolTablesMap);
-            }
-            function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol, ignoreQualification) {
-                return (symbol === (resolvedAliasSymbol || symbolFromSymbolTable) || getMergedSymbol(symbol) === getMergedSymbol(resolvedAliasSymbol || symbolFromSymbolTable)) &&
-                    !ts.some(symbolFromSymbolTable.declarations, hasNonGlobalAugmentationExternalModuleSymbol) &&
-                    (ignoreQualification || canQualifySymbol(getMergedSymbol(symbolFromSymbolTable), meaning));
-            }
-            function trySymbolTable(symbols, ignoreQualification) {
-                if (isAccessible(symbols.get(symbol.escapedName), undefined, ignoreQualification)) {
-                    return [symbol];
-                }
-                var result = ts.forEachEntry(symbols, function (symbolFromSymbolTable) {
-                    if (symbolFromSymbolTable.flags & 2097152
-                        && symbolFromSymbolTable.escapedName !== "export="
-                        && symbolFromSymbolTable.escapedName !== "default"
-                        && !(ts.isUMDExportSymbol(symbolFromSymbolTable) && enclosingDeclaration && ts.isExternalModule(ts.getSourceFileOfNode(enclosingDeclaration)))
-                        && (!useOnlyExternalAliasing || ts.some(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration))
-                        && (ignoreQualification || !ts.getDeclarationOfKind(symbolFromSymbolTable, 270))) {
-                        var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable);
-                        var candidate = getCandidateListForSymbol(symbolFromSymbolTable, resolvedImportedSymbol, ignoreQualification);
-                        if (candidate) {
-                            return candidate;
-                        }
-                    }
-                    if (symbolFromSymbolTable.escapedName === symbol.escapedName && symbolFromSymbolTable.exportSymbol) {
-                        if (isAccessible(getMergedSymbol(symbolFromSymbolTable.exportSymbol), undefined, ignoreQualification)) {
-                            return [symbol];
-                        }
-                    }
-                });
-                return result || (symbols === globals ? getCandidateListForSymbol(globalThisSymbol, globalThisSymbol, ignoreQualification) : undefined);
-            }
-            function getCandidateListForSymbol(symbolFromSymbolTable, resolvedImportedSymbol, ignoreQualification) {
-                if (isAccessible(symbolFromSymbolTable, resolvedImportedSymbol, ignoreQualification)) {
-                    return [symbolFromSymbolTable];
-                }
-                var candidateTable = getExportsOfSymbol(resolvedImportedSymbol);
-                var accessibleSymbolsFromExports = candidateTable && getAccessibleSymbolChainFromSymbolTable(candidateTable, true);
-                if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) {
-                    return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports);
-                }
-            }
-        }
-        function needsQualification(symbol, enclosingDeclaration, meaning) {
-            var qualify = false;
-            forEachSymbolTableInScope(enclosingDeclaration, function (symbolTable) {
-                var symbolFromSymbolTable = getMergedSymbol(symbolTable.get(symbol.escapedName));
-                if (!symbolFromSymbolTable) {
-                    return false;
-                }
-                if (symbolFromSymbolTable === symbol) {
-                    return true;
-                }
-                symbolFromSymbolTable = (symbolFromSymbolTable.flags & 2097152 && !ts.getDeclarationOfKind(symbolFromSymbolTable, 270)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable;
-                if (symbolFromSymbolTable.flags & meaning) {
-                    qualify = true;
-                    return true;
-                }
-                return false;
-            });
-            return qualify;
-        }
-        function isPropertyOrMethodDeclarationSymbol(symbol) {
-            if (symbol.declarations && symbol.declarations.length) {
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var declaration = _a[_i];
-                    switch (declaration.kind) {
-                        case 163:
-                        case 165:
-                        case 167:
-                        case 168:
-                            continue;
-                        default:
-                            return false;
-                    }
-                }
-                return true;
-            }
-            return false;
-        }
-        function isTypeSymbolAccessible(typeSymbol, enclosingDeclaration) {
-            var access = isSymbolAccessibleWorker(typeSymbol, enclosingDeclaration, 788968, false, true);
-            return access.accessibility === 0;
-        }
-        function isValueSymbolAccessible(typeSymbol, enclosingDeclaration) {
-            var access = isSymbolAccessibleWorker(typeSymbol, enclosingDeclaration, 111551, false, true);
-            return access.accessibility === 0;
-        }
-        function isSymbolAccessibleByFlags(typeSymbol, enclosingDeclaration, flags) {
-            var access = isSymbolAccessibleWorker(typeSymbol, enclosingDeclaration, flags, false, false);
-            return access.accessibility === 0;
-        }
-        function isAnySymbolAccessible(symbols, enclosingDeclaration, initialSymbol, meaning, shouldComputeAliasesToMakeVisible, allowModules) {
-            if (!ts.length(symbols))
-                return;
-            var hadAccessibleChain;
-            var earlyModuleBail = false;
-            for (var _i = 0, _a = symbols; _i < _a.length; _i++) {
-                var symbol = _a[_i];
-                var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, false);
-                if (accessibleSymbolChain) {
-                    hadAccessibleChain = symbol;
-                    var hasAccessibleDeclarations = hasVisibleDeclarations(accessibleSymbolChain[0], shouldComputeAliasesToMakeVisible);
-                    if (hasAccessibleDeclarations) {
-                        return hasAccessibleDeclarations;
-                    }
-                }
-                else if (allowModules) {
-                    if (ts.some(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
-                        if (shouldComputeAliasesToMakeVisible) {
-                            earlyModuleBail = true;
-                            continue;
-                        }
-                        return {
-                            accessibility: 0
-                        };
-                    }
-                }
-                var containers = getContainersOfSymbol(symbol, enclosingDeclaration, meaning);
-                var parentResult = isAnySymbolAccessible(containers, enclosingDeclaration, initialSymbol, initialSymbol === symbol ? getQualifiedLeftMeaning(meaning) : meaning, shouldComputeAliasesToMakeVisible, allowModules);
-                if (parentResult) {
-                    return parentResult;
-                }
-            }
-            if (earlyModuleBail) {
-                return {
-                    accessibility: 0
-                };
-            }
-            if (hadAccessibleChain) {
-                return {
-                    accessibility: 1,
-                    errorSymbolName: symbolToString(initialSymbol, enclosingDeclaration, meaning),
-                    errorModuleName: hadAccessibleChain !== initialSymbol ? symbolToString(hadAccessibleChain, enclosingDeclaration, 1920) : undefined,
-                };
-            }
-        }
-        function isSymbolAccessible(symbol, enclosingDeclaration, meaning, shouldComputeAliasesToMakeVisible) {
-            return isSymbolAccessibleWorker(symbol, enclosingDeclaration, meaning, shouldComputeAliasesToMakeVisible, true);
-        }
-        function isSymbolAccessibleWorker(symbol, enclosingDeclaration, meaning, shouldComputeAliasesToMakeVisible, allowModules) {
-            if (symbol && enclosingDeclaration) {
-                var result = isAnySymbolAccessible([symbol], enclosingDeclaration, symbol, meaning, shouldComputeAliasesToMakeVisible, allowModules);
-                if (result) {
-                    return result;
-                }
-                var symbolExternalModule = ts.forEach(symbol.declarations, getExternalModuleContainer);
-                if (symbolExternalModule) {
-                    var enclosingExternalModule = getExternalModuleContainer(enclosingDeclaration);
-                    if (symbolExternalModule !== enclosingExternalModule) {
-                        return {
-                            accessibility: 2,
-                            errorSymbolName: symbolToString(symbol, enclosingDeclaration, meaning),
-                            errorModuleName: symbolToString(symbolExternalModule)
-                        };
-                    }
-                }
-                return {
-                    accessibility: 1,
-                    errorSymbolName: symbolToString(symbol, enclosingDeclaration, meaning),
-                };
-            }
-            return { accessibility: 0 };
-        }
-        function getExternalModuleContainer(declaration) {
-            var node = ts.findAncestor(declaration, hasExternalModuleSymbol);
-            return node && getSymbolOfNode(node);
-        }
-        function hasExternalModuleSymbol(declaration) {
-            return ts.isAmbientModule(declaration) || (declaration.kind === 297 && ts.isExternalOrCommonJsModule(declaration));
-        }
-        function hasNonGlobalAugmentationExternalModuleSymbol(declaration) {
-            return ts.isModuleWithStringLiteralName(declaration) || (declaration.kind === 297 && ts.isExternalOrCommonJsModule(declaration));
-        }
-        function hasVisibleDeclarations(symbol, shouldComputeAliasToMakeVisible) {
-            var aliasesToMakeVisible;
-            if (!ts.every(ts.filter(symbol.declarations, function (d) { return d.kind !== 78; }), getIsDeclarationVisible)) {
-                return undefined;
-            }
-            return { accessibility: 0, aliasesToMakeVisible: aliasesToMakeVisible };
-            function getIsDeclarationVisible(declaration) {
-                var _a, _b;
-                if (!isDeclarationVisible(declaration)) {
-                    var anyImportSyntax = getAnyImportSyntax(declaration);
-                    if (anyImportSyntax &&
-                        !ts.hasSyntacticModifier(anyImportSyntax, 1) &&
-                        isDeclarationVisible(anyImportSyntax.parent)) {
-                        return addVisibleAlias(declaration, anyImportSyntax);
-                    }
-                    else if (ts.isVariableDeclaration(declaration) && ts.isVariableStatement(declaration.parent.parent) &&
-                        !ts.hasSyntacticModifier(declaration.parent.parent, 1) &&
-                        isDeclarationVisible(declaration.parent.parent.parent)) {
-                        return addVisibleAlias(declaration, declaration.parent.parent);
-                    }
-                    else if (ts.isLateVisibilityPaintedStatement(declaration)
-                        && !ts.hasSyntacticModifier(declaration, 1)
-                        && isDeclarationVisible(declaration.parent)) {
-                        return addVisibleAlias(declaration, declaration);
-                    }
-                    else if (symbol.flags & 2097152 && ts.isBindingElement(declaration) && ts.isInJSFile(declaration) && ((_a = declaration.parent) === null || _a === void 0 ? void 0 : _a.parent)
-                        && ts.isVariableDeclaration(declaration.parent.parent)
-                        && ((_b = declaration.parent.parent.parent) === null || _b === void 0 ? void 0 : _b.parent) && ts.isVariableStatement(declaration.parent.parent.parent.parent)
-                        && !ts.hasSyntacticModifier(declaration.parent.parent.parent.parent, 1)
-                        && declaration.parent.parent.parent.parent.parent
-                        && isDeclarationVisible(declaration.parent.parent.parent.parent.parent)) {
-                        return addVisibleAlias(declaration, declaration.parent.parent.parent.parent);
-                    }
-                    return false;
-                }
-                return true;
-            }
-            function addVisibleAlias(declaration, aliasingStatement) {
-                if (shouldComputeAliasToMakeVisible) {
-                    getNodeLinks(declaration).isVisible = true;
-                    aliasesToMakeVisible = ts.appendIfUnique(aliasesToMakeVisible, aliasingStatement);
-                }
-                return true;
-            }
-        }
-        function isEntityNameVisible(entityName, enclosingDeclaration) {
-            var meaning;
-            if (entityName.parent.kind === 176 ||
-                ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent) ||
-                entityName.parent.kind === 158) {
-                meaning = 111551 | 1048576;
-            }
-            else if (entityName.kind === 157 || entityName.kind === 201 ||
-                entityName.parent.kind === 260) {
-                meaning = 1920;
-            }
-            else {
-                meaning = 788968;
-            }
-            var firstIdentifier = ts.getFirstIdentifier(entityName);
-            var symbol = resolveName(enclosingDeclaration, firstIdentifier.escapedText, meaning, undefined, undefined, false);
-            if (symbol && symbol.flags & 262144 && meaning & 788968) {
-                return { accessibility: 0 };
-            }
-            return (symbol && hasVisibleDeclarations(symbol, true)) || {
-                accessibility: 1,
-                errorSymbolName: ts.getTextOfNode(firstIdentifier),
-                errorNode: firstIdentifier
-            };
-        }
-        function symbolToString(symbol, enclosingDeclaration, meaning, flags, writer) {
-            if (flags === void 0) { flags = 4; }
-            var nodeFlags = 70221824;
-            if (flags & 2) {
-                nodeFlags |= 128;
-            }
-            if (flags & 1) {
-                nodeFlags |= 512;
-            }
-            if (flags & 8) {
-                nodeFlags |= 16384;
-            }
-            if (flags & 16) {
-                nodeFlags |= 134217728;
-            }
-            var builder = flags & 4 ? nodeBuilder.symbolToExpression : nodeBuilder.symbolToEntityName;
-            return writer ? symbolToStringWorker(writer).getText() : ts.usingSingleLineStringWriter(symbolToStringWorker);
-            function symbolToStringWorker(writer) {
-                var entity = builder(symbol, meaning, enclosingDeclaration, nodeFlags);
-                var printer = (enclosingDeclaration === null || enclosingDeclaration === void 0 ? void 0 : enclosingDeclaration.kind) === 297 ? ts.createPrinter({ removeComments: true, neverAsciiEscape: true }) : ts.createPrinter({ removeComments: true });
-                var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
-                printer.writeNode(4, entity, sourceFile, writer);
-                return writer;
-            }
-        }
-        function signatureToString(signature, enclosingDeclaration, flags, kind, writer) {
-            if (flags === void 0) { flags = 0; }
-            return writer ? signatureToStringWorker(writer).getText() : ts.usingSingleLineStringWriter(signatureToStringWorker);
-            function signatureToStringWorker(writer) {
-                var sigOutput;
-                if (flags & 262144) {
-                    sigOutput = kind === 1 ? 175 : 174;
-                }
-                else {
-                    sigOutput = kind === 1 ? 170 : 169;
-                }
-                var sig = nodeBuilder.signatureToSignatureDeclaration(signature, sigOutput, enclosingDeclaration, toNodeBuilderFlags(flags) | 70221824 | 512);
-                var printer = ts.createPrinter({ removeComments: true, omitTrailingSemicolon: true });
-                var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
-                printer.writeNode(4, sig, sourceFile, ts.getTrailingSemicolonDeferringWriter(writer));
-                return writer;
-            }
-        }
-        function typeToString(type, enclosingDeclaration, flags, writer) {
-            if (flags === void 0) { flags = 1048576 | 16384; }
-            if (writer === void 0) { writer = ts.createTextWriter(""); }
-            var noTruncation = compilerOptions.noErrorTruncation || flags & 1;
-            var typeNode = nodeBuilder.typeToTypeNode(type, enclosingDeclaration, toNodeBuilderFlags(flags) | 70221824 | (noTruncation ? 1 : 0), writer);
-            if (typeNode === undefined)
-                return ts.Debug.fail("should always get typenode");
-            var options = { removeComments: true };
-            var printer = ts.createPrinter(options);
-            var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
-            printer.writeNode(4, typeNode, sourceFile, writer);
-            var result = writer.getText();
-            var maxLength = noTruncation ? ts.noTruncationMaximumTruncationLength * 2 : ts.defaultMaximumTruncationLength * 2;
-            if (maxLength && result && result.length >= maxLength) {
-                return result.substr(0, maxLength - "...".length) + "...";
-            }
-            return result;
-        }
-        function getTypeNamesForErrorDisplay(left, right) {
-            var leftStr = symbolValueDeclarationIsContextSensitive(left.symbol) ? typeToString(left, left.symbol.valueDeclaration) : typeToString(left);
-            var rightStr = symbolValueDeclarationIsContextSensitive(right.symbol) ? typeToString(right, right.symbol.valueDeclaration) : typeToString(right);
-            if (leftStr === rightStr) {
-                leftStr = getTypeNameForErrorDisplay(left);
-                rightStr = getTypeNameForErrorDisplay(right);
-            }
-            return [leftStr, rightStr];
-        }
-        function getTypeNameForErrorDisplay(type) {
-            return typeToString(type, undefined, 64);
-        }
-        function symbolValueDeclarationIsContextSensitive(symbol) {
-            return symbol && symbol.valueDeclaration && ts.isExpression(symbol.valueDeclaration) && !isContextSensitive(symbol.valueDeclaration);
-        }
-        function toNodeBuilderFlags(flags) {
-            if (flags === void 0) { flags = 0; }
-            return flags & 814775659;
-        }
-        function isClassInstanceSide(type) {
-            return !!type.symbol && !!(type.symbol.flags & 32) && (type === getDeclaredTypeOfClassOrInterface(type.symbol) || !!(ts.getObjectFlags(type) & 1073741824));
-        }
-        function createNodeBuilder() {
-            return {
-                typeToTypeNode: function (type, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return typeToTypeNodeHelper(type, context); });
-                },
-                indexInfoToIndexSignatureDeclaration: function (indexInfo, kind, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context, undefined); });
-                },
-                signatureToSignatureDeclaration: function (signature, kind, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return signatureToSignatureDeclarationHelper(signature, kind, context); });
-                },
-                symbolToEntityName: function (symbol, meaning, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolToName(symbol, context, meaning, false); });
-                },
-                symbolToExpression: function (symbol, meaning, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolToExpression(symbol, context, meaning); });
-                },
-                symbolToTypeParameterDeclarations: function (symbol, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return typeParametersToTypeParameterDeclarations(symbol, context); });
-                },
-                symbolToParameterDeclaration: function (symbol, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolToParameterDeclaration(symbol, context); });
-                },
-                typeParameterToDeclaration: function (parameter, enclosingDeclaration, flags, tracker) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return typeParameterToDeclaration(parameter, context); });
-                },
-                symbolTableToDeclarationStatements: function (symbolTable, enclosingDeclaration, flags, tracker, bundled) {
-                    return withContext(enclosingDeclaration, flags, tracker, function (context) { return symbolTableToDeclarationStatements(symbolTable, context, bundled); });
-                },
-            };
-            function withContext(enclosingDeclaration, flags, tracker, cb) {
-                var _a, _b;
-                ts.Debug.assert(enclosingDeclaration === undefined || (enclosingDeclaration.flags & 8) === 0);
-                var context = {
-                    enclosingDeclaration: enclosingDeclaration,
-                    flags: flags || 0,
-                    tracker: tracker && tracker.trackSymbol ? tracker : { trackSymbol: ts.noop, moduleResolverHost: flags & 134217728 ? {
-                            getCommonSourceDirectory: !!host.getCommonSourceDirectory ? function () { return host.getCommonSourceDirectory(); } : function () { return ""; },
-                            getSourceFiles: function () { return host.getSourceFiles(); },
-                            getCurrentDirectory: function () { return host.getCurrentDirectory(); },
-                            getSymlinkCache: ts.maybeBind(host, host.getSymlinkCache),
-                            useCaseSensitiveFileNames: ts.maybeBind(host, host.useCaseSensitiveFileNames),
-                            redirectTargetsMap: host.redirectTargetsMap,
-                            getProjectReferenceRedirect: function (fileName) { return host.getProjectReferenceRedirect(fileName); },
-                            isSourceOfProjectReferenceRedirect: function (fileName) { return host.isSourceOfProjectReferenceRedirect(fileName); },
-                            fileExists: function (fileName) { return host.fileExists(fileName); },
-                        } : undefined },
-                    encounteredError: false,
-                    visitedTypes: undefined,
-                    symbolDepth: undefined,
-                    inferTypeParameters: undefined,
-                    approximateLength: 0
-                };
-                var resultingNode = cb(context);
-                if (context.truncating && context.flags & 1) {
-                    (_b = (_a = context.tracker) === null || _a === void 0 ? void 0 : _a.reportTruncationError) === null || _b === void 0 ? void 0 : _b.call(_a);
-                }
-                return context.encounteredError ? undefined : resultingNode;
-            }
-            function checkTruncationLength(context) {
-                if (context.truncating)
-                    return context.truncating;
-                return context.truncating = context.approximateLength > ((context.flags & 1) ? ts.noTruncationMaximumTruncationLength : ts.defaultMaximumTruncationLength);
-            }
-            function typeToTypeNodeHelper(type, context) {
-                if (cancellationToken && cancellationToken.throwIfCancellationRequested) {
-                    cancellationToken.throwIfCancellationRequested();
-                }
-                var inTypeAlias = context.flags & 8388608;
-                context.flags &= ~8388608;
-                if (!type) {
-                    if (!(context.flags & 262144)) {
-                        context.encounteredError = true;
-                        return undefined;
-                    }
-                    context.approximateLength += 3;
-                    return ts.factory.createKeywordTypeNode(128);
-                }
-                if (!(context.flags & 536870912)) {
-                    type = getReducedType(type);
-                }
-                if (type.flags & 1) {
-                    context.approximateLength += 3;
-                    return ts.factory.createKeywordTypeNode(type === intrinsicMarkerType ? 136 : 128);
-                }
-                if (type.flags & 2) {
-                    return ts.factory.createKeywordTypeNode(152);
-                }
-                if (type.flags & 4) {
-                    context.approximateLength += 6;
-                    return ts.factory.createKeywordTypeNode(147);
-                }
-                if (type.flags & 8) {
-                    context.approximateLength += 6;
-                    return ts.factory.createKeywordTypeNode(144);
-                }
-                if (type.flags & 64) {
-                    context.approximateLength += 6;
-                    return ts.factory.createKeywordTypeNode(155);
-                }
-                if (type.flags & 16) {
-                    context.approximateLength += 7;
-                    return ts.factory.createKeywordTypeNode(131);
-                }
-                if (type.flags & 1024 && !(type.flags & 1048576)) {
-                    var parentSymbol = getParentOfSymbol(type.symbol);
-                    var parentName = symbolToTypeNode(parentSymbol, context, 788968);
-                    if (getDeclaredTypeOfSymbol(parentSymbol) === type) {
-                        return parentName;
-                    }
-                    var memberName = ts.symbolName(type.symbol);
-                    if (ts.isIdentifierText(memberName, 0)) {
-                        return appendReferenceToType(parentName, ts.factory.createTypeReferenceNode(memberName, undefined));
-                    }
-                    if (ts.isImportTypeNode(parentName)) {
-                        parentName.isTypeOf = true;
-                        return ts.factory.createIndexedAccessTypeNode(parentName, ts.factory.createLiteralTypeNode(ts.factory.createStringLiteral(memberName)));
-                    }
-                    else if (ts.isTypeReferenceNode(parentName)) {
-                        return ts.factory.createIndexedAccessTypeNode(ts.factory.createTypeQueryNode(parentName.typeName), ts.factory.createLiteralTypeNode(ts.factory.createStringLiteral(memberName)));
-                    }
-                    else {
-                        return ts.Debug.fail("Unhandled type node kind returned from `symbolToTypeNode`.");
-                    }
-                }
-                if (type.flags & 1056) {
-                    return symbolToTypeNode(type.symbol, context, 788968);
-                }
-                if (type.flags & 128) {
-                    context.approximateLength += (type.value.length + 2);
-                    return ts.factory.createLiteralTypeNode(ts.setEmitFlags(ts.factory.createStringLiteral(type.value, !!(context.flags & 268435456)), 16777216));
-                }
-                if (type.flags & 256) {
-                    var value = type.value;
-                    context.approximateLength += ("" + value).length;
-                    return ts.factory.createLiteralTypeNode(value < 0 ? ts.factory.createPrefixUnaryExpression(40, ts.factory.createNumericLiteral(-value)) : ts.factory.createNumericLiteral(value));
-                }
-                if (type.flags & 2048) {
-                    context.approximateLength += (ts.pseudoBigIntToString(type.value).length) + 1;
-                    return ts.factory.createLiteralTypeNode((ts.factory.createBigIntLiteral(type.value)));
-                }
-                if (type.flags & 512) {
-                    context.approximateLength += type.intrinsicName.length;
-                    return ts.factory.createLiteralTypeNode(type.intrinsicName === "true" ? ts.factory.createTrue() : ts.factory.createFalse());
-                }
-                if (type.flags & 8192) {
-                    if (!(context.flags & 1048576)) {
-                        if (isValueSymbolAccessible(type.symbol, context.enclosingDeclaration)) {
-                            context.approximateLength += 6;
-                            return symbolToTypeNode(type.symbol, context, 111551);
-                        }
-                        if (context.tracker.reportInaccessibleUniqueSymbolError) {
-                            context.tracker.reportInaccessibleUniqueSymbolError();
-                        }
-                    }
-                    context.approximateLength += 13;
-                    return ts.factory.createTypeOperatorNode(151, ts.factory.createKeywordTypeNode(148));
-                }
-                if (type.flags & 16384) {
-                    context.approximateLength += 4;
-                    return ts.factory.createKeywordTypeNode(113);
-                }
-                if (type.flags & 32768) {
-                    context.approximateLength += 9;
-                    return ts.factory.createKeywordTypeNode(150);
-                }
-                if (type.flags & 65536) {
-                    context.approximateLength += 4;
-                    return ts.factory.createLiteralTypeNode(ts.factory.createNull());
-                }
-                if (type.flags & 131072) {
-                    context.approximateLength += 5;
-                    return ts.factory.createKeywordTypeNode(141);
-                }
-                if (type.flags & 4096) {
-                    context.approximateLength += 6;
-                    return ts.factory.createKeywordTypeNode(148);
-                }
-                if (type.flags & 67108864) {
-                    context.approximateLength += 6;
-                    return ts.factory.createKeywordTypeNode(145);
-                }
-                if (isThisTypeParameter(type)) {
-                    if (context.flags & 4194304) {
-                        if (!context.encounteredError && !(context.flags & 32768)) {
-                            context.encounteredError = true;
-                        }
-                        if (context.tracker.reportInaccessibleThisError) {
-                            context.tracker.reportInaccessibleThisError();
-                        }
-                    }
-                    context.approximateLength += 4;
-                    return ts.factory.createThisTypeNode();
-                }
-                if (!inTypeAlias && type.aliasSymbol && (context.flags & 16384 || isTypeSymbolAccessible(type.aliasSymbol, context.enclosingDeclaration))) {
-                    var typeArgumentNodes = mapToTypeNodes(type.aliasTypeArguments, context);
-                    if (isReservedMemberName(type.aliasSymbol.escapedName) && !(type.aliasSymbol.flags & 32))
-                        return ts.factory.createTypeReferenceNode(ts.factory.createIdentifier(""), typeArgumentNodes);
-                    return symbolToTypeNode(type.aliasSymbol, context, 788968, typeArgumentNodes);
-                }
-                var objectFlags = ts.getObjectFlags(type);
-                if (objectFlags & 4) {
-                    ts.Debug.assert(!!(type.flags & 524288));
-                    return type.node ? visitAndTransformType(type, typeReferenceToTypeNode) : typeReferenceToTypeNode(type);
-                }
-                if (type.flags & 262144 || objectFlags & 3) {
-                    if (type.flags & 262144 && ts.contains(context.inferTypeParameters, type)) {
-                        context.approximateLength += (ts.symbolName(type.symbol).length + 6);
-                        return ts.factory.createInferTypeNode(typeParameterToDeclarationWithConstraint(type, context, undefined));
-                    }
-                    if (context.flags & 4 &&
-                        type.flags & 262144 &&
-                        !isTypeSymbolAccessible(type.symbol, context.enclosingDeclaration)) {
-                        var name = typeParameterToName(type, context);
-                        context.approximateLength += ts.idText(name).length;
-                        return ts.factory.createTypeReferenceNode(ts.factory.createIdentifier(ts.idText(name)), undefined);
-                    }
-                    return type.symbol
-                        ? symbolToTypeNode(type.symbol, context, 788968)
-                        : ts.factory.createTypeReferenceNode(ts.factory.createIdentifier("?"), undefined);
-                }
-                if (type.flags & (1048576 | 2097152)) {
-                    var types = type.flags & 1048576 ? formatUnionTypes(type.types) : type.types;
-                    if (ts.length(types) === 1) {
-                        return typeToTypeNodeHelper(types[0], context);
-                    }
-                    var typeNodes = mapToTypeNodes(types, context, true);
-                    if (typeNodes && typeNodes.length > 0) {
-                        var unionOrIntersectionTypeNode = type.flags & 1048576 ? ts.factory.createUnionTypeNode(typeNodes) : ts.factory.createIntersectionTypeNode(typeNodes);
-                        return unionOrIntersectionTypeNode;
-                    }
-                    else {
-                        if (!context.encounteredError && !(context.flags & 262144)) {
-                            context.encounteredError = true;
-                        }
-                        return undefined;
-                    }
-                }
-                if (objectFlags & (16 | 32)) {
-                    ts.Debug.assert(!!(type.flags & 524288));
-                    return createAnonymousTypeNode(type);
-                }
-                if (type.flags & 4194304) {
-                    var indexedType = type.type;
-                    context.approximateLength += 6;
-                    var indexTypeNode = typeToTypeNodeHelper(indexedType, context);
-                    return ts.factory.createTypeOperatorNode(138, indexTypeNode);
-                }
-                if (type.flags & 134217728) {
-                    var texts_1 = type.texts;
-                    var types_1 = type.types;
-                    var templateHead = ts.factory.createTemplateHead(texts_1[0]);
-                    var templateSpans = ts.factory.createNodeArray(ts.map(types_1, function (t, i) { return ts.factory.createTemplateLiteralTypeSpan(typeToTypeNodeHelper(t, context), (i < types_1.length - 1 ? ts.factory.createTemplateMiddle : ts.factory.createTemplateTail)(texts_1[i + 1])); }));
-                    context.approximateLength += 2;
-                    return ts.factory.createTemplateLiteralType(templateHead, templateSpans);
-                }
-                if (type.flags & 268435456) {
-                    var typeNode = typeToTypeNodeHelper(type.type, context);
-                    return symbolToTypeNode(type.symbol, context, 788968, [typeNode]);
-                }
-                if (type.flags & 8388608) {
-                    var objectTypeNode = typeToTypeNodeHelper(type.objectType, context);
-                    var indexTypeNode = typeToTypeNodeHelper(type.indexType, context);
-                    context.approximateLength += 2;
-                    return ts.factory.createIndexedAccessTypeNode(objectTypeNode, indexTypeNode);
-                }
-                if (type.flags & 16777216) {
-                    var checkTypeNode = typeToTypeNodeHelper(type.checkType, context);
-                    var saveInferTypeParameters = context.inferTypeParameters;
-                    context.inferTypeParameters = type.root.inferTypeParameters;
-                    var extendsTypeNode = typeToTypeNodeHelper(type.extendsType, context);
-                    context.inferTypeParameters = saveInferTypeParameters;
-                    var trueTypeNode = typeToTypeNodeOrCircularityElision(getTrueTypeFromConditionalType(type));
-                    var falseTypeNode = typeToTypeNodeOrCircularityElision(getFalseTypeFromConditionalType(type));
-                    context.approximateLength += 15;
-                    return ts.factory.createConditionalTypeNode(checkTypeNode, extendsTypeNode, trueTypeNode, falseTypeNode);
-                }
-                if (type.flags & 33554432) {
-                    return typeToTypeNodeHelper(type.baseType, context);
-                }
-                return ts.Debug.fail("Should be unreachable.");
-                function typeToTypeNodeOrCircularityElision(type) {
-                    var _a, _b, _c;
-                    if (type.flags & 1048576) {
-                        if ((_a = context.visitedTypes) === null || _a === void 0 ? void 0 : _a.has(getTypeId(type))) {
-                            if (!(context.flags & 131072)) {
-                                context.encounteredError = true;
-                                (_c = (_b = context.tracker) === null || _b === void 0 ? void 0 : _b.reportCyclicStructureError) === null || _c === void 0 ? void 0 : _c.call(_b);
-                            }
-                            return createElidedInformationPlaceholder(context);
-                        }
-                        return visitAndTransformType(type, function (type) { return typeToTypeNodeHelper(type, context); });
-                    }
-                    return typeToTypeNodeHelper(type, context);
-                }
-                function createMappedTypeNodeFromType(type) {
-                    ts.Debug.assert(!!(type.flags & 524288));
-                    var readonlyToken = type.declaration.readonlyToken ? ts.factory.createToken(type.declaration.readonlyToken.kind) : undefined;
-                    var questionToken = type.declaration.questionToken ? ts.factory.createToken(type.declaration.questionToken.kind) : undefined;
-                    var appropriateConstraintTypeNode;
-                    if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
-                        appropriateConstraintTypeNode = ts.factory.createTypeOperatorNode(138, typeToTypeNodeHelper(getModifiersTypeFromMappedType(type), context));
-                    }
-                    else {
-                        appropriateConstraintTypeNode = typeToTypeNodeHelper(getConstraintTypeFromMappedType(type), context);
-                    }
-                    var typeParameterNode = typeParameterToDeclarationWithConstraint(getTypeParameterFromMappedType(type), context, appropriateConstraintTypeNode);
-                    var nameTypeNode = type.declaration.nameType ? typeToTypeNodeHelper(getNameTypeFromMappedType(type), context) : undefined;
-                    var templateTypeNode = typeToTypeNodeHelper(getTemplateTypeFromMappedType(type), context);
-                    var mappedTypeNode = ts.factory.createMappedTypeNode(readonlyToken, typeParameterNode, nameTypeNode, questionToken, templateTypeNode);
-                    context.approximateLength += 10;
-                    return ts.setEmitFlags(mappedTypeNode, 1);
-                }
-                function createAnonymousTypeNode(type) {
-                    var _a;
-                    var typeId = type.id;
-                    var symbol = type.symbol;
-                    if (symbol) {
-                        var isInstanceType = isClassInstanceSide(type) ? 788968 : 111551;
-                        if (isJSConstructor(symbol.valueDeclaration)) {
-                            return symbolToTypeNode(symbol, context, isInstanceType);
-                        }
-                        else if (symbol.flags & 32 && !getBaseTypeVariableOfClass(symbol) && !(symbol.valueDeclaration.kind === 221 && context.flags & 2048) ||
-                            symbol.flags & (384 | 512) ||
-                            shouldWriteTypeOfFunctionSymbol()) {
-                            return symbolToTypeNode(symbol, context, isInstanceType);
-                        }
-                        else if ((_a = context.visitedTypes) === null || _a === void 0 ? void 0 : _a.has(typeId)) {
-                            var typeAlias = getTypeAliasForTypeLiteral(type);
-                            if (typeAlias) {
-                                return symbolToTypeNode(typeAlias, context, 788968);
-                            }
-                            else {
-                                return createElidedInformationPlaceholder(context);
-                            }
-                        }
-                        else {
-                            return visitAndTransformType(type, createTypeNodeFromObjectType);
-                        }
-                    }
-                    else {
-                        return createTypeNodeFromObjectType(type);
-                    }
-                    function shouldWriteTypeOfFunctionSymbol() {
-                        var _a;
-                        var isStaticMethodSymbol = !!(symbol.flags & 8192) &&
-                            ts.some(symbol.declarations, function (declaration) { return ts.hasSyntacticModifier(declaration, 32); });
-                        var isNonLocalFunctionSymbol = !!(symbol.flags & 16) &&
-                            (symbol.parent ||
-                                ts.forEach(symbol.declarations, function (declaration) {
-                                    return declaration.parent.kind === 297 || declaration.parent.kind === 257;
-                                }));
-                        if (isStaticMethodSymbol || isNonLocalFunctionSymbol) {
-                            return (!!(context.flags & 4096) || ((_a = context.visitedTypes) === null || _a === void 0 ? void 0 : _a.has(typeId))) &&
-                                (!(context.flags & 8) || isValueSymbolAccessible(symbol, context.enclosingDeclaration));
-                        }
-                    }
-                }
-                function visitAndTransformType(type, transform) {
-                    var typeId = type.id;
-                    var isConstructorObject = ts.getObjectFlags(type) & 16 && type.symbol && type.symbol.flags & 32;
-                    var id = ts.getObjectFlags(type) & 4 && type.node ? "N" + getNodeId(type.node) :
-                        type.symbol ? (isConstructorObject ? "+" : "") + getSymbolId(type.symbol) :
-                            undefined;
-                    if (!context.visitedTypes) {
-                        context.visitedTypes = new ts.Set();
-                    }
-                    if (id && !context.symbolDepth) {
-                        context.symbolDepth = new ts.Map();
-                    }
-                    var depth;
-                    if (id) {
-                        depth = context.symbolDepth.get(id) || 0;
-                        if (depth > 10) {
-                            return createElidedInformationPlaceholder(context);
-                        }
-                        context.symbolDepth.set(id, depth + 1);
-                    }
-                    context.visitedTypes.add(typeId);
-                    var result = transform(type);
-                    context.visitedTypes.delete(typeId);
-                    if (id) {
-                        context.symbolDepth.set(id, depth);
-                    }
-                    return result;
-                }
-                function createTypeNodeFromObjectType(type) {
-                    if (isGenericMappedType(type) || type.containsError) {
-                        return createMappedTypeNodeFromType(type);
-                    }
-                    var resolved = resolveStructuredTypeMembers(type);
-                    if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) {
-                        if (!resolved.callSignatures.length && !resolved.constructSignatures.length) {
-                            context.approximateLength += 2;
-                            return ts.setEmitFlags(ts.factory.createTypeLiteralNode(undefined), 1);
-                        }
-                        if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) {
-                            var signature = resolved.callSignatures[0];
-                            var signatureNode = signatureToSignatureDeclarationHelper(signature, 174, context);
-                            return signatureNode;
-                        }
-                        if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) {
-                            var signature = resolved.constructSignatures[0];
-                            var signatureNode = signatureToSignatureDeclarationHelper(signature, 175, context);
-                            return signatureNode;
-                        }
-                    }
-                    var savedFlags = context.flags;
-                    context.flags |= 4194304;
-                    var members = createTypeNodesFromResolvedType(resolved);
-                    context.flags = savedFlags;
-                    var typeLiteralNode = ts.factory.createTypeLiteralNode(members);
-                    context.approximateLength += 2;
-                    return ts.setEmitFlags(typeLiteralNode, (context.flags & 1024) ? 0 : 1);
-                }
-                function typeReferenceToTypeNode(type) {
-                    var typeArguments = getTypeArguments(type);
-                    if (type.target === globalArrayType || type.target === globalReadonlyArrayType) {
-                        if (context.flags & 2) {
-                            var typeArgumentNode = typeToTypeNodeHelper(typeArguments[0], context);
-                            return ts.factory.createTypeReferenceNode(type.target === globalArrayType ? "Array" : "ReadonlyArray", [typeArgumentNode]);
-                        }
-                        var elementType = typeToTypeNodeHelper(typeArguments[0], context);
-                        var arrayType = ts.factory.createArrayTypeNode(elementType);
-                        return type.target === globalArrayType ? arrayType : ts.factory.createTypeOperatorNode(142, arrayType);
-                    }
-                    else if (type.target.objectFlags & 8) {
-                        if (typeArguments.length > 0) {
-                            var arity = getTypeReferenceArity(type);
-                            var tupleConstituentNodes = mapToTypeNodes(typeArguments.slice(0, arity), context);
-                            if (tupleConstituentNodes) {
-                                if (type.target.labeledElementDeclarations) {
-                                    for (var i = 0; i < tupleConstituentNodes.length; i++) {
-                                        var flags = type.target.elementFlags[i];
-                                        tupleConstituentNodes[i] = ts.factory.createNamedTupleMember(flags & 12 ? ts.factory.createToken(25) : undefined, ts.factory.createIdentifier(ts.unescapeLeadingUnderscores(getTupleElementLabel(type.target.labeledElementDeclarations[i]))), flags & 2 ? ts.factory.createToken(57) : undefined, flags & 4 ? ts.factory.createArrayTypeNode(tupleConstituentNodes[i]) :
-                                            tupleConstituentNodes[i]);
-                                    }
-                                }
-                                else {
-                                    for (var i = 0; i < Math.min(arity, tupleConstituentNodes.length); i++) {
-                                        var flags = type.target.elementFlags[i];
-                                        tupleConstituentNodes[i] =
-                                            flags & 12 ? ts.factory.createRestTypeNode(flags & 4 ? ts.factory.createArrayTypeNode(tupleConstituentNodes[i]) : tupleConstituentNodes[i]) :
-                                                flags & 2 ? ts.factory.createOptionalTypeNode(tupleConstituentNodes[i]) :
-                                                    tupleConstituentNodes[i];
-                                    }
-                                }
-                                var tupleTypeNode = ts.setEmitFlags(ts.factory.createTupleTypeNode(tupleConstituentNodes), 1);
-                                return type.target.readonly ? ts.factory.createTypeOperatorNode(142, tupleTypeNode) : tupleTypeNode;
-                            }
-                        }
-                        if (context.encounteredError || (context.flags & 524288)) {
-                            var tupleTypeNode = ts.setEmitFlags(ts.factory.createTupleTypeNode([]), 1);
-                            return type.target.readonly ? ts.factory.createTypeOperatorNode(142, tupleTypeNode) : tupleTypeNode;
-                        }
-                        context.encounteredError = true;
-                        return undefined;
-                    }
-                    else if (context.flags & 2048 &&
-                        type.symbol.valueDeclaration &&
-                        ts.isClassLike(type.symbol.valueDeclaration) &&
-                        !isValueSymbolAccessible(type.symbol, context.enclosingDeclaration)) {
-                        return createAnonymousTypeNode(type);
-                    }
-                    else {
-                        var outerTypeParameters = type.target.outerTypeParameters;
-                        var i = 0;
-                        var resultType = void 0;
-                        if (outerTypeParameters) {
-                            var length_2 = outerTypeParameters.length;
-                            while (i < length_2) {
-                                var start = i;
-                                var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]);
-                                do {
-                                    i++;
-                                } while (i < length_2 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent);
-                                if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) {
-                                    var typeArgumentSlice = mapToTypeNodes(typeArguments.slice(start, i), context);
-                                    var flags_3 = context.flags;
-                                    context.flags |= 16;
-                                    var ref = symbolToTypeNode(parent, context, 788968, typeArgumentSlice);
-                                    context.flags = flags_3;
-                                    resultType = !resultType ? ref : appendReferenceToType(resultType, ref);
-                                }
-                            }
-                        }
-                        var typeArgumentNodes = void 0;
-                        if (typeArguments.length > 0) {
-                            var typeParameterCount = (type.target.typeParameters || ts.emptyArray).length;
-                            typeArgumentNodes = mapToTypeNodes(typeArguments.slice(i, typeParameterCount), context);
-                        }
-                        var flags = context.flags;
-                        context.flags |= 16;
-                        var finalRef = symbolToTypeNode(type.symbol, context, 788968, typeArgumentNodes);
-                        context.flags = flags;
-                        return !resultType ? finalRef : appendReferenceToType(resultType, finalRef);
-                    }
-                }
-                function appendReferenceToType(root, ref) {
-                    if (ts.isImportTypeNode(root)) {
-                        var typeArguments = root.typeArguments;
-                        var qualifier = root.qualifier;
-                        if (qualifier) {
-                            if (ts.isIdentifier(qualifier)) {
-                                qualifier = ts.factory.updateIdentifier(qualifier, typeArguments);
-                            }
-                            else {
-                                qualifier = ts.factory.updateQualifiedName(qualifier, qualifier.left, ts.factory.updateIdentifier(qualifier.right, typeArguments));
-                            }
-                        }
-                        typeArguments = ref.typeArguments;
-                        var ids = getAccessStack(ref);
-                        for (var _i = 0, ids_1 = ids; _i < ids_1.length; _i++) {
-                            var id = ids_1[_i];
-                            qualifier = qualifier ? ts.factory.createQualifiedName(qualifier, id) : id;
-                        }
-                        return ts.factory.updateImportTypeNode(root, root.argument, qualifier, typeArguments, root.isTypeOf);
-                    }
-                    else {
-                        var typeArguments = root.typeArguments;
-                        var typeName = root.typeName;
-                        if (ts.isIdentifier(typeName)) {
-                            typeName = ts.factory.updateIdentifier(typeName, typeArguments);
-                        }
-                        else {
-                            typeName = ts.factory.updateQualifiedName(typeName, typeName.left, ts.factory.updateIdentifier(typeName.right, typeArguments));
-                        }
-                        typeArguments = ref.typeArguments;
-                        var ids = getAccessStack(ref);
-                        for (var _a = 0, ids_2 = ids; _a < ids_2.length; _a++) {
-                            var id = ids_2[_a];
-                            typeName = ts.factory.createQualifiedName(typeName, id);
-                        }
-                        return ts.factory.updateTypeReferenceNode(root, typeName, typeArguments);
-                    }
-                }
-                function getAccessStack(ref) {
-                    var state = ref.typeName;
-                    var ids = [];
-                    while (!ts.isIdentifier(state)) {
-                        ids.unshift(state.right);
-                        state = state.left;
-                    }
-                    ids.unshift(state);
-                    return ids;
-                }
-                function createTypeNodesFromResolvedType(resolvedType) {
-                    if (checkTruncationLength(context)) {
-                        return [ts.factory.createPropertySignature(undefined, "...", undefined, undefined)];
-                    }
-                    var typeElements = [];
-                    for (var _i = 0, _a = resolvedType.callSignatures; _i < _a.length; _i++) {
-                        var signature = _a[_i];
-                        typeElements.push(signatureToSignatureDeclarationHelper(signature, 169, context));
-                    }
-                    for (var _b = 0, _c = resolvedType.constructSignatures; _b < _c.length; _b++) {
-                        var signature = _c[_b];
-                        typeElements.push(signatureToSignatureDeclarationHelper(signature, 170, context));
-                    }
-                    if (resolvedType.stringIndexInfo) {
-                        var indexSignature = void 0;
-                        if (resolvedType.objectFlags & 2048) {
-                            indexSignature = indexInfoToIndexSignatureDeclarationHelper(createIndexInfo(anyType, resolvedType.stringIndexInfo.isReadonly, resolvedType.stringIndexInfo.declaration), 0, context, createElidedInformationPlaceholder(context));
-                        }
-                        else {
-                            indexSignature = indexInfoToIndexSignatureDeclarationHelper(resolvedType.stringIndexInfo, 0, context, undefined);
-                        }
-                        typeElements.push(indexSignature);
-                    }
-                    if (resolvedType.numberIndexInfo) {
-                        typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.numberIndexInfo, 1, context, undefined));
-                    }
-                    var properties = resolvedType.properties;
-                    if (!properties) {
-                        return typeElements;
-                    }
-                    var i = 0;
-                    for (var _d = 0, properties_1 = properties; _d < properties_1.length; _d++) {
-                        var propertySymbol = properties_1[_d];
-                        i++;
-                        if (context.flags & 2048) {
-                            if (propertySymbol.flags & 4194304) {
-                                continue;
-                            }
-                            if (ts.getDeclarationModifierFlagsFromSymbol(propertySymbol) & (8 | 16) && context.tracker.reportPrivateInBaseOfClassExpression) {
-                                context.tracker.reportPrivateInBaseOfClassExpression(ts.unescapeLeadingUnderscores(propertySymbol.escapedName));
-                            }
-                        }
-                        if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(undefined, "... " + (properties.length - i) + " more ...", undefined, undefined));
-                            addPropertyToElementList(properties[properties.length - 1], context, typeElements);
-                            break;
-                        }
-                        addPropertyToElementList(propertySymbol, context, typeElements);
-                    }
-                    return typeElements.length ? typeElements : undefined;
-                }
-            }
-            function createElidedInformationPlaceholder(context) {
-                context.approximateLength += 3;
-                if (!(context.flags & 1)) {
-                    return ts.factory.createTypeReferenceNode(ts.factory.createIdentifier("..."), undefined);
-                }
-                return ts.factory.createKeywordTypeNode(128);
-            }
-            function addPropertyToElementList(propertySymbol, context, typeElements) {
-                var propertyIsReverseMapped = !!(ts.getCheckFlags(propertySymbol) & 8192);
-                var propertyType = propertyIsReverseMapped && context.flags & 33554432 ?
-                    anyType : getTypeOfSymbol(propertySymbol);
-                var saveEnclosingDeclaration = context.enclosingDeclaration;
-                context.enclosingDeclaration = undefined;
-                if (context.tracker.trackSymbol && ts.getCheckFlags(propertySymbol) & 4096) {
-                    var decl = ts.first(propertySymbol.declarations);
-                    if (hasLateBindableName(decl)) {
-                        if (ts.isBinaryExpression(decl)) {
-                            var name = ts.getNameOfDeclaration(decl);
-                            if (name && ts.isElementAccessExpression(name) && ts.isPropertyAccessEntityNameExpression(name.argumentExpression)) {
-                                trackComputedName(name.argumentExpression, saveEnclosingDeclaration, context);
-                            }
-                        }
-                        else {
-                            trackComputedName(decl.name.expression, saveEnclosingDeclaration, context);
-                        }
-                    }
-                }
-                context.enclosingDeclaration = saveEnclosingDeclaration;
-                var propertyName = getPropertyNameNodeForSymbol(propertySymbol, context);
-                context.approximateLength += (ts.symbolName(propertySymbol).length + 1);
-                var optionalToken = propertySymbol.flags & 16777216 ? ts.factory.createToken(57) : undefined;
-                if (propertySymbol.flags & (16 | 8192) && !getPropertiesOfObjectType(propertyType).length && !isReadonlySymbol(propertySymbol)) {
-                    var signatures = getSignaturesOfType(filterType(propertyType, function (t) { return !(t.flags & 32768); }), 0);
-                    for (var _i = 0, signatures_1 = signatures; _i < signatures_1.length; _i++) {
-                        var signature = signatures_1[_i];
-                        var methodDeclaration = signatureToSignatureDeclarationHelper(signature, 164, context, { name: propertyName, questionToken: optionalToken });
-                        typeElements.push(preserveCommentsOn(methodDeclaration));
-                    }
-                }
-                else {
-                    var savedFlags = context.flags;
-                    context.flags |= propertyIsReverseMapped ? 33554432 : 0;
-                    var propertyTypeNode = void 0;
-                    if (propertyIsReverseMapped && !!(savedFlags & 33554432)) {
-                        propertyTypeNode = createElidedInformationPlaceholder(context);
-                    }
-                    else {
-                        propertyTypeNode = propertyType ? serializeTypeForDeclaration(context, propertyType, propertySymbol, saveEnclosingDeclaration) : ts.factory.createKeywordTypeNode(128);
-                    }
-                    context.flags = savedFlags;
-                    var modifiers = isReadonlySymbol(propertySymbol) ? [ts.factory.createToken(142)] : undefined;
-                    if (modifiers) {
-                        context.approximateLength += 9;
-                    }
-                    var propertySignature = ts.factory.createPropertySignature(modifiers, propertyName, optionalToken, propertyTypeNode);
-                    typeElements.push(preserveCommentsOn(propertySignature));
-                }
-                function preserveCommentsOn(node) {
-                    if (ts.some(propertySymbol.declarations, function (d) { return d.kind === 333; })) {
-                        var d = ts.find(propertySymbol.declarations, function (d) { return d.kind === 333; });
-                        var commentText = d.comment;
-                        if (commentText) {
-                            ts.setSyntheticLeadingComments(node, [{ kind: 3, text: "*\n * " + commentText.replace(/\n/g, "\n * ") + "\n ", pos: -1, end: -1, hasTrailingNewLine: true }]);
-                        }
-                    }
-                    else if (propertySymbol.valueDeclaration) {
-                        ts.setCommentRange(node, propertySymbol.valueDeclaration);
-                    }
-                    return node;
-                }
-            }
-            function mapToTypeNodes(types, context, isBareList) {
-                if (ts.some(types)) {
-                    if (checkTruncationLength(context)) {
-                        if (!isBareList) {
-                            return [ts.factory.createTypeReferenceNode("...", undefined)];
-                        }
-                        else if (types.length > 2) {
-                            return [
-                                typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", undefined),
-                                typeToTypeNodeHelper(types[types.length - 1], context)
-                            ];
-                        }
-                    }
-                    var mayHaveNameCollisions = !(context.flags & 64);
-                    var seenNames = mayHaveNameCollisions ? ts.createUnderscoreEscapedMultiMap() : undefined;
-                    var result_4 = [];
-                    var i = 0;
-                    for (var _i = 0, types_2 = types; _i < types_2.length; _i++) {
-                        var type = types_2[_i];
-                        i++;
-                        if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_4.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", undefined));
-                            var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
-                            if (typeNode_1) {
-                                result_4.push(typeNode_1);
-                            }
-                            break;
-                        }
-                        context.approximateLength += 2;
-                        var typeNode = typeToTypeNodeHelper(type, context);
-                        if (typeNode) {
-                            result_4.push(typeNode);
-                            if (seenNames && ts.isIdentifierTypeReference(typeNode)) {
-                                seenNames.add(typeNode.typeName.escapedText, [type, result_4.length - 1]);
-                            }
-                        }
-                    }
-                    if (seenNames) {
-                        var saveContextFlags = context.flags;
-                        context.flags |= 64;
-                        seenNames.forEach(function (types) {
-                            if (!ts.arrayIsHomogeneous(types, function (_a, _b) {
-                                var a = _a[0];
-                                var b = _b[0];
-                                return typesAreSameReference(a, b);
-                            })) {
-                                for (var _i = 0, types_3 = types; _i < types_3.length; _i++) {
-                                    var _a = types_3[_i], type = _a[0], resultIndex = _a[1];
-                                    result_4[resultIndex] = typeToTypeNodeHelper(type, context);
-                                }
-                            }
-                        });
-                        context.flags = saveContextFlags;
-                    }
-                    return result_4;
-                }
-            }
-            function typesAreSameReference(a, b) {
-                return a === b
-                    || !!a.symbol && a.symbol === b.symbol
-                    || !!a.aliasSymbol && a.aliasSymbol === b.aliasSymbol;
-            }
-            function indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context, typeNode) {
-                var name = ts.getNameFromIndexInfo(indexInfo) || "x";
-                var indexerTypeNode = ts.factory.createKeywordTypeNode(kind === 0 ? 147 : 144);
-                var indexingParameter = ts.factory.createParameterDeclaration(undefined, undefined, undefined, name, undefined, indexerTypeNode, undefined);
-                if (!typeNode) {
-                    typeNode = typeToTypeNodeHelper(indexInfo.type || anyType, context);
-                }
-                if (!indexInfo.type && !(context.flags & 2097152)) {
-                    context.encounteredError = true;
-                }
-                context.approximateLength += (name.length + 4);
-                return ts.factory.createIndexSignature(undefined, indexInfo.isReadonly ? [ts.factory.createToken(142)] : undefined, [indexingParameter], typeNode);
-            }
-            function signatureToSignatureDeclarationHelper(signature, kind, context, options) {
-                var _a, _b, _c, _d;
-                var suppressAny = context.flags & 256;
-                if (suppressAny)
-                    context.flags &= ~256;
-                var typeParameters;
-                var typeArguments;
-                if (context.flags & 32 && signature.target && signature.mapper && signature.target.typeParameters) {
-                    typeArguments = signature.target.typeParameters.map(function (parameter) { return typeToTypeNodeHelper(instantiateType(parameter, signature.mapper), context); });
-                }
-                else {
-                    typeParameters = signature.typeParameters && signature.typeParameters.map(function (parameter) { return typeParameterToDeclaration(parameter, context); });
-                }
-                var expandedParams = getExpandedParameters(signature, true)[0];
-                var parameters = (ts.some(expandedParams, function (p) { return p !== expandedParams[expandedParams.length - 1] && !!(ts.getCheckFlags(p) & 32768); }) ? signature.parameters : expandedParams).map(function (parameter) { return symbolToParameterDeclaration(parameter, context, kind === 166, options === null || options === void 0 ? void 0 : options.privateSymbolVisitor, options === null || options === void 0 ? void 0 : options.bundledImports); });
-                if (signature.thisParameter) {
-                    var thisParameter = symbolToParameterDeclaration(signature.thisParameter, context);
-                    parameters.unshift(thisParameter);
-                }
-                var returnTypeNode;
-                var typePredicate = getTypePredicateOfSignature(signature);
-                if (typePredicate) {
-                    var assertsModifier = typePredicate.kind === 2 || typePredicate.kind === 3 ?
-                        ts.factory.createToken(127) :
-                        undefined;
-                    var parameterName = typePredicate.kind === 1 || typePredicate.kind === 3 ?
-                        ts.setEmitFlags(ts.factory.createIdentifier(typePredicate.parameterName), 16777216) :
-                        ts.factory.createThisTypeNode();
-                    var typeNode = typePredicate.type && typeToTypeNodeHelper(typePredicate.type, context);
-                    returnTypeNode = ts.factory.createTypePredicateNode(assertsModifier, parameterName, typeNode);
-                }
-                else {
-                    var returnType = getReturnTypeOfSignature(signature);
-                    if (returnType && !(suppressAny && isTypeAny(returnType))) {
-                        returnTypeNode = serializeReturnTypeForSignature(context, returnType, signature, options === null || options === void 0 ? void 0 : options.privateSymbolVisitor, options === null || options === void 0 ? void 0 : options.bundledImports);
-                    }
-                    else if (!suppressAny) {
-                        returnTypeNode = ts.factory.createKeywordTypeNode(128);
-                    }
-                }
-                context.approximateLength += 3;
-                var node = kind === 169 ? ts.factory.createCallSignature(typeParameters, parameters, returnTypeNode) :
-                    kind === 170 ? ts.factory.createConstructSignature(typeParameters, parameters, returnTypeNode) :
-                        kind === 164 ? ts.factory.createMethodSignature(options === null || options === void 0 ? void 0 : options.modifiers, (_a = options === null || options === void 0 ? void 0 : options.name) !== null && _a !== void 0 ? _a : ts.factory.createIdentifier(""), options === null || options === void 0 ? void 0 : options.questionToken, typeParameters, parameters, returnTypeNode) :
-                            kind === 165 ? ts.factory.createMethodDeclaration(undefined, options === null || options === void 0 ? void 0 : options.modifiers, undefined, (_b = options === null || options === void 0 ? void 0 : options.name) !== null && _b !== void 0 ? _b : ts.factory.createIdentifier(""), undefined, typeParameters, parameters, returnTypeNode, undefined) :
-                                kind === 166 ? ts.factory.createConstructorDeclaration(undefined, options === null || options === void 0 ? void 0 : options.modifiers, parameters, undefined) :
-                                    kind === 167 ? ts.factory.createGetAccessorDeclaration(undefined, options === null || options === void 0 ? void 0 : options.modifiers, (_c = options === null || options === void 0 ? void 0 : options.name) !== null && _c !== void 0 ? _c : ts.factory.createIdentifier(""), parameters, returnTypeNode, undefined) :
-                                        kind === 168 ? ts.factory.createSetAccessorDeclaration(undefined, options === null || options === void 0 ? void 0 : options.modifiers, (_d = options === null || options === void 0 ? void 0 : options.name) !== null && _d !== void 0 ? _d : ts.factory.createIdentifier(""), parameters, undefined) :
-                                            kind === 171 ? ts.factory.createIndexSignature(undefined, options === null || options === void 0 ? void 0 : options.modifiers, parameters, returnTypeNode) :
-                                                kind === 308 ? ts.factory.createJSDocFunctionType(parameters, returnTypeNode) :
-                                                    kind === 174 ? ts.factory.createFunctionTypeNode(typeParameters, parameters, returnTypeNode !== null && returnTypeNode !== void 0 ? returnTypeNode : ts.factory.createTypeReferenceNode(ts.factory.createIdentifier(""))) :
-                                                        kind === 175 ? ts.factory.createConstructorTypeNode(typeParameters, parameters, returnTypeNode !== null && returnTypeNode !== void 0 ? returnTypeNode : ts.factory.createTypeReferenceNode(ts.factory.createIdentifier(""))) :
-                                                            kind === 251 ? ts.factory.createFunctionDeclaration(undefined, options === null || options === void 0 ? void 0 : options.modifiers, undefined, (options === null || options === void 0 ? void 0 : options.name) ? ts.cast(options.name, ts.isIdentifier) : ts.factory.createIdentifier(""), typeParameters, parameters, returnTypeNode, undefined) :
-                                                                kind === 208 ? ts.factory.createFunctionExpression(options === null || options === void 0 ? void 0 : options.modifiers, undefined, (options === null || options === void 0 ? void 0 : options.name) ? ts.cast(options.name, ts.isIdentifier) : ts.factory.createIdentifier(""), typeParameters, parameters, returnTypeNode, ts.factory.createBlock([])) :
-                                                                    kind === 209 ? ts.factory.createArrowFunction(options === null || options === void 0 ? void 0 : options.modifiers, typeParameters, parameters, returnTypeNode, undefined, ts.factory.createBlock([])) :
-                                                                        ts.Debug.assertNever(kind);
-                if (typeArguments) {
-                    node.typeArguments = ts.factory.createNodeArray(typeArguments);
-                }
-                return node;
-            }
-            function typeParameterToDeclarationWithConstraint(type, context, constraintNode) {
-                var savedContextFlags = context.flags;
-                context.flags &= ~512;
-                var name = typeParameterToName(type, context);
-                var defaultParameter = getDefaultFromTypeParameter(type);
-                var defaultParameterNode = defaultParameter && typeToTypeNodeHelper(defaultParameter, context);
-                context.flags = savedContextFlags;
-                return ts.factory.createTypeParameterDeclaration(name, constraintNode, defaultParameterNode);
-            }
-            function typeParameterToDeclaration(type, context, constraint) {
-                if (constraint === void 0) { constraint = getConstraintOfTypeParameter(type); }
-                var constraintNode = constraint && typeToTypeNodeHelper(constraint, context);
-                return typeParameterToDeclarationWithConstraint(type, context, constraintNode);
-            }
-            function symbolToParameterDeclaration(parameterSymbol, context, preserveModifierFlags, privateSymbolVisitor, bundledImports) {
-                var parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 160);
-                if (!parameterDeclaration && !ts.isTransientSymbol(parameterSymbol)) {
-                    parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 326);
-                }
-                var parameterType = getTypeOfSymbol(parameterSymbol);
-                if (parameterDeclaration && isRequiredInitializedParameter(parameterDeclaration)) {
-                    parameterType = getOptionalType(parameterType);
-                }
-                if ((context.flags & 1073741824) && parameterDeclaration && !ts.isJSDocParameterTag(parameterDeclaration) && isOptionalUninitializedParameter(parameterDeclaration)) {
-                    parameterType = getTypeWithFacts(parameterType, 524288);
-                }
-                var parameterTypeNode = serializeTypeForDeclaration(context, parameterType, parameterSymbol, context.enclosingDeclaration, privateSymbolVisitor, bundledImports);
-                var modifiers = !(context.flags & 8192) && preserveModifierFlags && parameterDeclaration && parameterDeclaration.modifiers ? parameterDeclaration.modifiers.map(ts.factory.cloneNode) : undefined;
-                var isRest = parameterDeclaration && ts.isRestParameter(parameterDeclaration) || ts.getCheckFlags(parameterSymbol) & 32768;
-                var dotDotDotToken = isRest ? ts.factory.createToken(25) : undefined;
-                var name = parameterDeclaration ? parameterDeclaration.name ?
-                    parameterDeclaration.name.kind === 78 ? ts.setEmitFlags(ts.factory.cloneNode(parameterDeclaration.name), 16777216) :
-                        parameterDeclaration.name.kind === 157 ? ts.setEmitFlags(ts.factory.cloneNode(parameterDeclaration.name.right), 16777216) :
-                            cloneBindingName(parameterDeclaration.name) :
-                    ts.symbolName(parameterSymbol) :
-                    ts.symbolName(parameterSymbol);
-                var isOptional = parameterDeclaration && isOptionalParameter(parameterDeclaration) || ts.getCheckFlags(parameterSymbol) & 16384;
-                var questionToken = isOptional ? ts.factory.createToken(57) : undefined;
-                var parameterNode = ts.factory.createParameterDeclaration(undefined, modifiers, dotDotDotToken, name, questionToken, parameterTypeNode, undefined);
-                context.approximateLength += ts.symbolName(parameterSymbol).length + 3;
-                return parameterNode;
-                function cloneBindingName(node) {
-                    return elideInitializerAndSetEmitFlags(node);
-                    function elideInitializerAndSetEmitFlags(node) {
-                        if (context.tracker.trackSymbol && ts.isComputedPropertyName(node) && isLateBindableName(node)) {
-                            trackComputedName(node.expression, context.enclosingDeclaration, context);
-                        }
-                        var visited = ts.visitEachChild(node, elideInitializerAndSetEmitFlags, ts.nullTransformationContext, undefined, elideInitializerAndSetEmitFlags);
-                        if (ts.isBindingElement(visited)) {
-                            visited = ts.factory.updateBindingElement(visited, visited.dotDotDotToken, visited.propertyName, visited.name, undefined);
-                        }
-                        if (!ts.nodeIsSynthesized(visited)) {
-                            visited = ts.factory.cloneNode(visited);
-                        }
-                        return ts.setEmitFlags(visited, 1 | 16777216);
-                    }
-                }
-            }
-            function trackComputedName(accessExpression, enclosingDeclaration, context) {
-                if (!context.tracker.trackSymbol)
-                    return;
-                var firstIdentifier = ts.getFirstIdentifier(accessExpression);
-                var name = resolveName(firstIdentifier, firstIdentifier.escapedText, 111551 | 1048576, undefined, undefined, true);
-                if (name) {
-                    context.tracker.trackSymbol(name, enclosingDeclaration, 111551);
-                }
-            }
-            function lookupSymbolChain(symbol, context, meaning, yieldModuleSymbol) {
-                context.tracker.trackSymbol(symbol, context.enclosingDeclaration, meaning);
-                return lookupSymbolChainWorker(symbol, context, meaning, yieldModuleSymbol);
-            }
-            function lookupSymbolChainWorker(symbol, context, meaning, yieldModuleSymbol) {
-                var chain;
-                var isTypeParameter = symbol.flags & 262144;
-                if (!isTypeParameter && (context.enclosingDeclaration || context.flags & 64) && !(context.flags & 134217728)) {
-                    chain = ts.Debug.checkDefined(getSymbolChain(symbol, meaning, true));
-                    ts.Debug.assert(chain && chain.length > 0);
-                }
-                else {
-                    chain = [symbol];
-                }
-                return chain;
-                function getSymbolChain(symbol, meaning, endOfChain) {
-                    var accessibleSymbolChain = getAccessibleSymbolChain(symbol, context.enclosingDeclaration, meaning, !!(context.flags & 128));
-                    var parentSpecifiers;
-                    if (!accessibleSymbolChain ||
-                        needsQualification(accessibleSymbolChain[0], context.enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) {
-                        var parents_1 = getContainersOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol, context.enclosingDeclaration, meaning);
-                        if (ts.length(parents_1)) {
-                            parentSpecifiers = parents_1.map(function (symbol) {
-                                return ts.some(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol)
-                                    ? getSpecifierForModuleSymbol(symbol, context)
-                                    : undefined;
-                            });
-                            var indices = parents_1.map(function (_, i) { return i; });
-                            indices.sort(sortByBestName);
-                            var sortedParents = indices.map(function (i) { return parents_1[i]; });
-                            for (var _i = 0, sortedParents_1 = sortedParents; _i < sortedParents_1.length; _i++) {
-                                var parent = sortedParents_1[_i];
-                                var parentChain = getSymbolChain(parent, getQualifiedLeftMeaning(meaning), false);
-                                if (parentChain) {
-                                    if (parent.exports && parent.exports.get("export=") &&
-                                        getSymbolIfSameReference(parent.exports.get("export="), symbol)) {
-                                        accessibleSymbolChain = parentChain;
-                                        break;
-                                    }
-                                    accessibleSymbolChain = parentChain.concat(accessibleSymbolChain || [getAliasForSymbolInContainer(parent, symbol) || symbol]);
-                                    break;
-                                }
-                            }
-                        }
-                    }
-                    if (accessibleSymbolChain) {
-                        return accessibleSymbolChain;
-                    }
-                    if (endOfChain ||
-                        !(symbol.flags & (2048 | 4096))) {
-                        if (!endOfChain && !yieldModuleSymbol && !!ts.forEach(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
-                            return;
-                        }
-                        return [symbol];
-                    }
-                    function sortByBestName(a, b) {
-                        var specifierA = parentSpecifiers[a];
-                        var specifierB = parentSpecifiers[b];
-                        if (specifierA && specifierB) {
-                            var isBRelative = ts.pathIsRelative(specifierB);
-                            if (ts.pathIsRelative(specifierA) === isBRelative) {
-                                return ts.moduleSpecifiers.countPathComponents(specifierA) - ts.moduleSpecifiers.countPathComponents(specifierB);
-                            }
-                            if (isBRelative) {
-                                return -1;
-                            }
-                            return 1;
-                        }
-                        return 0;
-                    }
-                }
-            }
-            function typeParametersToTypeParameterDeclarations(symbol, context) {
-                var typeParameterNodes;
-                var targetSymbol = getTargetSymbol(symbol);
-                if (targetSymbol.flags & (32 | 64 | 524288)) {
-                    typeParameterNodes = ts.factory.createNodeArray(ts.map(getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol), function (tp) { return typeParameterToDeclaration(tp, context); }));
-                }
-                return typeParameterNodes;
-            }
-            function lookupTypeParameterNodes(chain, index, context) {
-                var _a;
-                ts.Debug.assert(chain && 0 <= index && index < chain.length);
-                var symbol = chain[index];
-                var symbolId = getSymbolId(symbol);
-                if ((_a = context.typeParameterSymbolList) === null || _a === void 0 ? void 0 : _a.has(symbolId)) {
-                    return undefined;
-                }
-                (context.typeParameterSymbolList || (context.typeParameterSymbolList = new ts.Set())).add(symbolId);
-                var typeParameterNodes;
-                if (context.flags & 512 && index < (chain.length - 1)) {
-                    var parentSymbol = symbol;
-                    var nextSymbol_1 = chain[index + 1];
-                    if (ts.getCheckFlags(nextSymbol_1) & 1) {
-                        var params = getTypeParametersOfClassOrInterface(parentSymbol.flags & 2097152 ? resolveAlias(parentSymbol) : parentSymbol);
-                        typeParameterNodes = mapToTypeNodes(ts.map(params, function (t) { return getMappedType(t, nextSymbol_1.mapper); }), context);
-                    }
-                    else {
-                        typeParameterNodes = typeParametersToTypeParameterDeclarations(symbol, context);
-                    }
-                }
-                return typeParameterNodes;
-            }
-            function getTopmostIndexedAccessType(top) {
-                if (ts.isIndexedAccessTypeNode(top.objectType)) {
-                    return getTopmostIndexedAccessType(top.objectType);
-                }
-                return top;
-            }
-            function getSpecifierForModuleSymbol(symbol, context) {
-                var _a;
-                var file = ts.getDeclarationOfKind(symbol, 297);
-                if (!file) {
-                    var equivalentFileSymbol = ts.firstDefined(symbol.declarations, function (d) { return getFileSymbolIfFileSymbolExportEqualsContainer(d, symbol); });
-                    if (equivalentFileSymbol) {
-                        file = ts.getDeclarationOfKind(equivalentFileSymbol, 297);
-                    }
-                }
-                if (file && file.moduleName !== undefined) {
-                    return file.moduleName;
-                }
-                if (!file) {
-                    if (context.tracker.trackReferencedAmbientModule) {
-                        var ambientDecls = ts.filter(symbol.declarations, ts.isAmbientModule);
-                        if (ts.length(ambientDecls)) {
-                            for (var _i = 0, ambientDecls_1 = ambientDecls; _i < ambientDecls_1.length; _i++) {
-                                var decl = ambientDecls_1[_i];
-                                context.tracker.trackReferencedAmbientModule(decl, symbol);
-                            }
-                        }
-                    }
-                    if (ambientModuleSymbolRegex.test(symbol.escapedName)) {
-                        return symbol.escapedName.substring(1, symbol.escapedName.length - 1);
-                    }
-                }
-                if (!context.enclosingDeclaration || !context.tracker.moduleResolverHost) {
-                    if (ambientModuleSymbolRegex.test(symbol.escapedName)) {
-                        return symbol.escapedName.substring(1, symbol.escapedName.length - 1);
-                    }
-                    return ts.getSourceFileOfNode(ts.getNonAugmentationDeclaration(symbol)).fileName;
-                }
-                var contextFile = ts.getSourceFileOfNode(ts.getOriginalNode(context.enclosingDeclaration));
-                var links = getSymbolLinks(symbol);
-                var specifier = links.specifierCache && links.specifierCache.get(contextFile.path);
-                if (!specifier) {
-                    var isBundle_1 = !!ts.outFile(compilerOptions);
-                    var moduleResolverHost = context.tracker.moduleResolverHost;
-                    var specifierCompilerOptions = isBundle_1 ? __assign(__assign({}, compilerOptions), { baseUrl: moduleResolverHost.getCommonSourceDirectory() }) : compilerOptions;
-                    specifier = ts.first(ts.moduleSpecifiers.getModuleSpecifiers(symbol, specifierCompilerOptions, contextFile, moduleResolverHost, { importModuleSpecifierPreference: isBundle_1 ? "non-relative" : "relative", importModuleSpecifierEnding: isBundle_1 ? "minimal" : undefined }));
-                    (_a = links.specifierCache) !== null && _a !== void 0 ? _a : (links.specifierCache = new ts.Map());
-                    links.specifierCache.set(contextFile.path, specifier);
-                }
-                return specifier;
-            }
-            function symbolToTypeNode(symbol, context, meaning, overrideTypeArguments) {
-                var chain = lookupSymbolChain(symbol, context, meaning, !(context.flags & 16384));
-                var isTypeOf = meaning === 111551;
-                if (ts.some(chain[0].declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
-                    var nonRootParts = chain.length > 1 ? createAccessFromSymbolChain(chain, chain.length - 1, 1) : undefined;
-                    var typeParameterNodes = overrideTypeArguments || lookupTypeParameterNodes(chain, 0, context);
-                    var specifier = getSpecifierForModuleSymbol(chain[0], context);
-                    if (!(context.flags & 67108864) && ts.getEmitModuleResolutionKind(compilerOptions) === ts.ModuleResolutionKind.NodeJs && specifier.indexOf("/node_modules/") >= 0) {
-                        context.encounteredError = true;
-                        if (context.tracker.reportLikelyUnsafeImportRequiredError) {
-                            context.tracker.reportLikelyUnsafeImportRequiredError(specifier);
-                        }
-                    }
-                    var lit = ts.factory.createLiteralTypeNode(ts.factory.createStringLiteral(specifier));
-                    if (context.tracker.trackExternalModuleSymbolOfImportTypeNode)
-                        context.tracker.trackExternalModuleSymbolOfImportTypeNode(chain[0]);
-                    context.approximateLength += specifier.length + 10;
-                    if (!nonRootParts || ts.isEntityName(nonRootParts)) {
-                        if (nonRootParts) {
-                            var lastId = ts.isIdentifier(nonRootParts) ? nonRootParts : nonRootParts.right;
-                            lastId.typeArguments = undefined;
-                        }
-                        return ts.factory.createImportTypeNode(lit, nonRootParts, typeParameterNodes, isTypeOf);
-                    }
-                    else {
-                        var splitNode = getTopmostIndexedAccessType(nonRootParts);
-                        var qualifier = splitNode.objectType.typeName;
-                        return ts.factory.createIndexedAccessTypeNode(ts.factory.createImportTypeNode(lit, qualifier, typeParameterNodes, isTypeOf), splitNode.indexType);
-                    }
-                }
-                var entityName = createAccessFromSymbolChain(chain, chain.length - 1, 0);
-                if (ts.isIndexedAccessTypeNode(entityName)) {
-                    return entityName;
-                }
-                if (isTypeOf) {
-                    return ts.factory.createTypeQueryNode(entityName);
-                }
-                else {
-                    var lastId = ts.isIdentifier(entityName) ? entityName : entityName.right;
-                    var lastTypeArgs = lastId.typeArguments;
-                    lastId.typeArguments = undefined;
-                    return ts.factory.createTypeReferenceNode(entityName, lastTypeArgs);
-                }
-                function createAccessFromSymbolChain(chain, index, stopper) {
-                    var typeParameterNodes = index === (chain.length - 1) ? overrideTypeArguments : lookupTypeParameterNodes(chain, index, context);
-                    var symbol = chain[index];
-                    var parent = chain[index - 1];
-                    var symbolName;
-                    if (index === 0) {
-                        context.flags |= 16777216;
-                        symbolName = getNameOfSymbolAsWritten(symbol, context);
-                        context.approximateLength += (symbolName ? symbolName.length : 0) + 1;
-                        context.flags ^= 16777216;
-                    }
-                    else {
-                        if (parent && getExportsOfSymbol(parent)) {
-                            var exports_1 = getExportsOfSymbol(parent);
-                            ts.forEachEntry(exports_1, function (ex, name) {
-                                if (getSymbolIfSameReference(ex, symbol) && !isLateBoundName(name) && name !== "export=") {
-                                    symbolName = ts.unescapeLeadingUnderscores(name);
-                                    return true;
-                                }
-                            });
-                        }
-                    }
-                    if (!symbolName) {
-                        symbolName = getNameOfSymbolAsWritten(symbol, context);
-                    }
-                    context.approximateLength += symbolName.length + 1;
-                    if (!(context.flags & 16) && parent &&
-                        getMembersOfSymbol(parent) && getMembersOfSymbol(parent).get(symbol.escapedName) &&
-                        getSymbolIfSameReference(getMembersOfSymbol(parent).get(symbol.escapedName), symbol)) {
-                        var LHS = createAccessFromSymbolChain(chain, index - 1, stopper);
-                        if (ts.isIndexedAccessTypeNode(LHS)) {
-                            return ts.factory.createIndexedAccessTypeNode(LHS, ts.factory.createLiteralTypeNode(ts.factory.createStringLiteral(symbolName)));
-                        }
-                        else {
-                            return ts.factory.createIndexedAccessTypeNode(ts.factory.createTypeReferenceNode(LHS, typeParameterNodes), ts.factory.createLiteralTypeNode(ts.factory.createStringLiteral(symbolName)));
-                        }
-                    }
-                    var identifier = ts.setEmitFlags(ts.factory.createIdentifier(symbolName, typeParameterNodes), 16777216);
-                    identifier.symbol = symbol;
-                    if (index > stopper) {
-                        var LHS = createAccessFromSymbolChain(chain, index - 1, stopper);
-                        if (!ts.isEntityName(LHS)) {
-                            return ts.Debug.fail("Impossible construct - an export of an indexed access cannot be reachable");
-                        }
-                        return ts.factory.createQualifiedName(LHS, identifier);
-                    }
-                    return identifier;
-                }
-            }
-            function typeParameterShadowsNameInScope(escapedName, context, type) {
-                var result = resolveName(context.enclosingDeclaration, escapedName, 788968, undefined, escapedName, false);
-                if (result) {
-                    if (result.flags & 262144 && result === type.symbol) {
-                        return false;
-                    }
-                    return true;
-                }
-                return false;
-            }
-            function typeParameterToName(type, context) {
-                var _a;
-                if (context.flags & 4 && context.typeParameterNames) {
-                    var cached = context.typeParameterNames.get(getTypeId(type));
-                    if (cached) {
-                        return cached;
-                    }
-                }
-                var result = symbolToName(type.symbol, context, 788968, true);
-                if (!(result.kind & 78)) {
-                    return ts.factory.createIdentifier("(Missing type parameter)");
-                }
-                if (context.flags & 4) {
-                    var rawtext = result.escapedText;
-                    var i = 0;
-                    var text = rawtext;
-                    while (((_a = context.typeParameterNamesByText) === null || _a === void 0 ? void 0 : _a.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
-                        i++;
-                        text = rawtext + "_" + i;
-                    }
-                    if (text !== rawtext) {
-                        result = ts.factory.createIdentifier(text, result.typeArguments);
-                    }
-                    (context.typeParameterNames || (context.typeParameterNames = new ts.Map())).set(getTypeId(type), result);
-                    (context.typeParameterNamesByText || (context.typeParameterNamesByText = new ts.Set())).add(result.escapedText);
-                }
-                return result;
-            }
-            function symbolToName(symbol, context, meaning, expectsIdentifier) {
-                var chain = lookupSymbolChain(symbol, context, meaning);
-                if (expectsIdentifier && chain.length !== 1
-                    && !context.encounteredError
-                    && !(context.flags & 65536)) {
-                    context.encounteredError = true;
-                }
-                return createEntityNameFromSymbolChain(chain, chain.length - 1);
-                function createEntityNameFromSymbolChain(chain, index) {
-                    var typeParameterNodes = lookupTypeParameterNodes(chain, index, context);
-                    var symbol = chain[index];
-                    if (index === 0) {
-                        context.flags |= 16777216;
-                    }
-                    var symbolName = getNameOfSymbolAsWritten(symbol, context);
-                    if (index === 0) {
-                        context.flags ^= 16777216;
-                    }
-                    var identifier = ts.setEmitFlags(ts.factory.createIdentifier(symbolName, typeParameterNodes), 16777216);
-                    identifier.symbol = symbol;
-                    return index > 0 ? ts.factory.createQualifiedName(createEntityNameFromSymbolChain(chain, index - 1), identifier) : identifier;
-                }
-            }
-            function symbolToExpression(symbol, context, meaning) {
-                var chain = lookupSymbolChain(symbol, context, meaning);
-                return createExpressionFromSymbolChain(chain, chain.length - 1);
-                function createExpressionFromSymbolChain(chain, index) {
-                    var typeParameterNodes = lookupTypeParameterNodes(chain, index, context);
-                    var symbol = chain[index];
-                    if (index === 0) {
-                        context.flags |= 16777216;
-                    }
-                    var symbolName = getNameOfSymbolAsWritten(symbol, context);
-                    if (index === 0) {
-                        context.flags ^= 16777216;
-                    }
-                    var firstChar = symbolName.charCodeAt(0);
-                    if (ts.isSingleOrDoubleQuote(firstChar) && ts.some(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
-                        return ts.factory.createStringLiteral(getSpecifierForModuleSymbol(symbol, context));
-                    }
-                    var canUsePropertyAccess = firstChar === 35 ?
-                        symbolName.length > 1 && ts.isIdentifierStart(symbolName.charCodeAt(1), languageVersion) :
-                        ts.isIdentifierStart(firstChar, languageVersion);
-                    if (index === 0 || canUsePropertyAccess) {
-                        var identifier = ts.setEmitFlags(ts.factory.createIdentifier(symbolName, typeParameterNodes), 16777216);
-                        identifier.symbol = symbol;
-                        return index > 0 ? ts.factory.createPropertyAccessExpression(createExpressionFromSymbolChain(chain, index - 1), identifier) : identifier;
-                    }
-                    else {
-                        if (firstChar === 91) {
-                            symbolName = symbolName.substring(1, symbolName.length - 1);
-                            firstChar = symbolName.charCodeAt(0);
-                        }
-                        var expression = void 0;
-                        if (ts.isSingleOrDoubleQuote(firstChar)) {
-                            expression = ts.factory.createStringLiteral(symbolName
-                                .substring(1, symbolName.length - 1)
-                                .replace(/\\./g, function (s) { return s.substring(1); }), firstChar === 39);
-                        }
-                        else if (("" + +symbolName) === symbolName) {
-                            expression = ts.factory.createNumericLiteral(+symbolName);
-                        }
-                        if (!expression) {
-                            expression = ts.setEmitFlags(ts.factory.createIdentifier(symbolName, typeParameterNodes), 16777216);
-                            expression.symbol = symbol;
-                        }
-                        return ts.factory.createElementAccessExpression(createExpressionFromSymbolChain(chain, index - 1), expression);
-                    }
-                }
-            }
-            function isStringNamed(d) {
-                var name = ts.getNameOfDeclaration(d);
-                return !!name && ts.isStringLiteral(name);
-            }
-            function isSingleQuotedStringNamed(d) {
-                var name = ts.getNameOfDeclaration(d);
-                return !!(name && ts.isStringLiteral(name) && (name.singleQuote || !ts.nodeIsSynthesized(name) && ts.startsWith(ts.getTextOfNode(name, false), "'")));
-            }
-            function getPropertyNameNodeForSymbol(symbol, context) {
-                var singleQuote = !!ts.length(symbol.declarations) && ts.every(symbol.declarations, isSingleQuotedStringNamed);
-                var fromNameType = getPropertyNameNodeForSymbolFromNameType(symbol, context, singleQuote);
-                if (fromNameType) {
-                    return fromNameType;
-                }
-                if (ts.isKnownSymbol(symbol)) {
-                    return ts.factory.createComputedPropertyName(ts.factory.createPropertyAccessExpression(ts.factory.createIdentifier("Symbol"), symbol.escapedName.substr(3)));
-                }
-                var rawName = ts.unescapeLeadingUnderscores(symbol.escapedName);
-                var stringNamed = !!ts.length(symbol.declarations) && ts.every(symbol.declarations, isStringNamed);
-                return createPropertyNameNodeForIdentifierOrLiteral(rawName, stringNamed, singleQuote);
-            }
-            function getPropertyNameNodeForSymbolFromNameType(symbol, context, singleQuote) {
-                var nameType = getSymbolLinks(symbol).nameType;
-                if (nameType) {
-                    if (nameType.flags & 384) {
-                        var name = "" + nameType.value;
-                        if (!ts.isIdentifierText(name, compilerOptions.target) && !isNumericLiteralName(name)) {
-                            return ts.factory.createStringLiteral(name, !!singleQuote);
-                        }
-                        if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                            return ts.factory.createComputedPropertyName(ts.factory.createNumericLiteral(+name));
-                        }
-                        return createPropertyNameNodeForIdentifierOrLiteral(name);
-                    }
-                    if (nameType.flags & 8192) {
-                        return ts.factory.createComputedPropertyName(symbolToExpression(nameType.symbol, context, 111551));
-                    }
-                }
-            }
-            function createPropertyNameNodeForIdentifierOrLiteral(name, stringNamed, singleQuote) {
-                return ts.isIdentifierText(name, compilerOptions.target) ? ts.factory.createIdentifier(name) :
-                    !stringNamed && isNumericLiteralName(name) && +name >= 0 ? ts.factory.createNumericLiteral(+name) :
-                        ts.factory.createStringLiteral(name, !!singleQuote);
-            }
-            function cloneNodeBuilderContext(context) {
-                var initial = __assign({}, context);
-                if (initial.typeParameterNames) {
-                    initial.typeParameterNames = new ts.Map(initial.typeParameterNames);
-                }
-                if (initial.typeParameterNamesByText) {
-                    initial.typeParameterNamesByText = new ts.Set(initial.typeParameterNamesByText);
-                }
-                if (initial.typeParameterSymbolList) {
-                    initial.typeParameterSymbolList = new ts.Set(initial.typeParameterSymbolList);
-                }
-                return initial;
-            }
-            function getDeclarationWithTypeAnnotation(symbol, enclosingDeclaration) {
-                return symbol.declarations && ts.find(symbol.declarations, function (s) { return !!ts.getEffectiveTypeAnnotationNode(s) && (!enclosingDeclaration || !!ts.findAncestor(s, function (n) { return n === enclosingDeclaration; })); });
-            }
-            function existingTypeNodeIsNotReferenceOrIsReferenceWithCompatibleTypeArgumentCount(existing, type) {
-                return !(ts.getObjectFlags(type) & 4) || !ts.isTypeReferenceNode(existing) || ts.length(existing.typeArguments) >= getMinTypeArgumentCount(type.target.typeParameters);
-            }
-            function serializeTypeForDeclaration(context, type, symbol, enclosingDeclaration, includePrivateSymbol, bundled) {
-                if (type !== errorType && enclosingDeclaration) {
-                    var declWithExistingAnnotation = getDeclarationWithTypeAnnotation(symbol, enclosingDeclaration);
-                    if (declWithExistingAnnotation && !ts.isFunctionLikeDeclaration(declWithExistingAnnotation)) {
-                        var existing = ts.getEffectiveTypeAnnotationNode(declWithExistingAnnotation);
-                        if (getTypeFromTypeNode(existing) === type && existingTypeNodeIsNotReferenceOrIsReferenceWithCompatibleTypeArgumentCount(existing, type)) {
-                            var result_5 = serializeExistingTypeNode(context, existing, includePrivateSymbol, bundled);
-                            if (result_5) {
-                                return result_5;
-                            }
-                        }
-                    }
-                }
-                var oldFlags = context.flags;
-                if (type.flags & 8192 &&
-                    type.symbol === symbol && (!context.enclosingDeclaration || ts.some(symbol.declarations, function (d) { return ts.getSourceFileOfNode(d) === ts.getSourceFileOfNode(context.enclosingDeclaration); }))) {
-                    context.flags |= 1048576;
-                }
-                var result = typeToTypeNodeHelper(type, context);
-                context.flags = oldFlags;
-                return result;
-            }
-            function serializeReturnTypeForSignature(context, type, signature, includePrivateSymbol, bundled) {
-                if (type !== errorType && context.enclosingDeclaration) {
-                    var annotation = signature.declaration && ts.getEffectiveReturnTypeNode(signature.declaration);
-                    if (!!ts.findAncestor(annotation, function (n) { return n === context.enclosingDeclaration; }) && annotation && instantiateType(getTypeFromTypeNode(annotation), signature.mapper) === type && existingTypeNodeIsNotReferenceOrIsReferenceWithCompatibleTypeArgumentCount(annotation, type)) {
-                        var result = serializeExistingTypeNode(context, annotation, includePrivateSymbol, bundled);
-                        if (result) {
-                            return result;
-                        }
-                    }
-                }
-                return typeToTypeNodeHelper(type, context);
-            }
-            function serializeExistingTypeNode(context, existing, includePrivateSymbol, bundled) {
-                if (cancellationToken && cancellationToken.throwIfCancellationRequested) {
-                    cancellationToken.throwIfCancellationRequested();
-                }
-                var hadError = false;
-                var file = ts.getSourceFileOfNode(existing);
-                var transformed = ts.visitNode(existing, visitExistingNodeTreeSymbols);
-                if (hadError) {
-                    return undefined;
-                }
-                return transformed === existing ? ts.setTextRange(ts.factory.cloneNode(existing), existing) : transformed;
-                function visitExistingNodeTreeSymbols(node) {
-                    var _a, _b;
-                    if (ts.isJSDocAllType(node) || node.kind === 310) {
-                        return ts.factory.createKeywordTypeNode(128);
-                    }
-                    if (ts.isJSDocUnknownType(node)) {
-                        return ts.factory.createKeywordTypeNode(152);
-                    }
-                    if (ts.isJSDocNullableType(node)) {
-                        return ts.factory.createUnionTypeNode([ts.visitNode(node.type, visitExistingNodeTreeSymbols), ts.factory.createLiteralTypeNode(ts.factory.createNull())]);
-                    }
-                    if (ts.isJSDocOptionalType(node)) {
-                        return ts.factory.createUnionTypeNode([ts.visitNode(node.type, visitExistingNodeTreeSymbols), ts.factory.createKeywordTypeNode(150)]);
-                    }
-                    if (ts.isJSDocNonNullableType(node)) {
-                        return ts.visitNode(node.type, visitExistingNodeTreeSymbols);
-                    }
-                    if (ts.isJSDocVariadicType(node)) {
-                        return ts.factory.createArrayTypeNode(ts.visitNode(node.type, visitExistingNodeTreeSymbols));
-                    }
-                    if (ts.isJSDocTypeLiteral(node)) {
-                        return ts.factory.createTypeLiteralNode(ts.map(node.jsDocPropertyTags, function (t) {
-                            var name = ts.isIdentifier(t.name) ? t.name : t.name.right;
-                            var typeViaParent = getTypeOfPropertyOfType(getTypeFromTypeNode(node), name.escapedText);
-                            var overrideTypeNode = typeViaParent && t.typeExpression && getTypeFromTypeNode(t.typeExpression.type) !== typeViaParent ? typeToTypeNodeHelper(typeViaParent, context) : undefined;
-                            return ts.factory.createPropertySignature(undefined, name, t.typeExpression && ts.isJSDocOptionalType(t.typeExpression.type) ? ts.factory.createToken(57) : undefined, overrideTypeNode || (t.typeExpression && ts.visitNode(t.typeExpression.type, visitExistingNodeTreeSymbols)) || ts.factory.createKeywordTypeNode(128));
-                        }));
-                    }
-                    if (ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) && node.typeName.escapedText === "") {
-                        return ts.setOriginalNode(ts.factory.createKeywordTypeNode(128), node);
-                    }
-                    if ((ts.isExpressionWithTypeArguments(node) || ts.isTypeReferenceNode(node)) && ts.isJSDocIndexSignature(node)) {
-                        return ts.factory.createTypeLiteralNode([ts.factory.createIndexSignature(undefined, undefined, [ts.factory.createParameterDeclaration(undefined, undefined, undefined, "x", undefined, ts.visitNode(node.typeArguments[0], visitExistingNodeTreeSymbols))], ts.visitNode(node.typeArguments[1], visitExistingNodeTreeSymbols))]);
-                    }
-                    if (ts.isJSDocFunctionType(node)) {
-                        if (ts.isJSDocConstructSignature(node)) {
-                            var newTypeNode_1;
-                            return ts.factory.createConstructorTypeNode(ts.visitNodes(node.typeParameters, visitExistingNodeTreeSymbols), ts.mapDefined(node.parameters, function (p, i) { return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "new" ? (newTypeNode_1 = p.type, undefined) : ts.factory.createParameterDeclaration(undefined, undefined, getEffectiveDotDotDotForParameter(p), getNameForJSDocFunctionParameter(p, i), p.questionToken, ts.visitNode(p.type, visitExistingNodeTreeSymbols), undefined); }), ts.visitNode(newTypeNode_1 || node.type, visitExistingNodeTreeSymbols) || ts.factory.createKeywordTypeNode(128));
-                        }
-                        else {
-                            return ts.factory.createFunctionTypeNode(ts.visitNodes(node.typeParameters, visitExistingNodeTreeSymbols), ts.map(node.parameters, function (p, i) { return ts.factory.createParameterDeclaration(undefined, undefined, getEffectiveDotDotDotForParameter(p), getNameForJSDocFunctionParameter(p, i), p.questionToken, ts.visitNode(p.type, visitExistingNodeTreeSymbols), undefined); }), ts.visitNode(node.type, visitExistingNodeTreeSymbols) || ts.factory.createKeywordTypeNode(128));
-                        }
-                    }
-                    if (ts.isTypeReferenceNode(node) && ts.isInJSDoc(node) && (!existingTypeNodeIsNotReferenceOrIsReferenceWithCompatibleTypeArgumentCount(node, getTypeFromTypeNode(node)) || getIntendedTypeFromJSDocTypeReference(node) || unknownSymbol === resolveTypeReferenceName(getTypeReferenceName(node), 788968, true))) {
-                        return ts.setOriginalNode(typeToTypeNodeHelper(getTypeFromTypeNode(node), context), node);
-                    }
-                    if (ts.isLiteralImportTypeNode(node)) {
-                        return ts.factory.updateImportTypeNode(node, ts.factory.updateLiteralTypeNode(node.argument, rewriteModuleSpecifier(node, node.argument.literal)), node.qualifier, ts.visitNodes(node.typeArguments, visitExistingNodeTreeSymbols, ts.isTypeNode), node.isTypeOf);
-                    }
-                    if (ts.isEntityName(node) || ts.isEntityNameExpression(node)) {
-                        var leftmost = ts.getFirstIdentifier(node);
-                        if (ts.isInJSFile(node) && (ts.isExportsIdentifier(leftmost) || ts.isModuleExportsAccessExpression(leftmost.parent) || (ts.isQualifiedName(leftmost.parent) && ts.isModuleIdentifier(leftmost.parent.left) && ts.isExportsIdentifier(leftmost.parent.right)))) {
-                            hadError = true;
-                            return node;
-                        }
-                        var sym = resolveEntityName(leftmost, 67108863, true, true);
-                        if (sym) {
-                            if (isSymbolAccessible(sym, context.enclosingDeclaration, 67108863, false).accessibility !== 0) {
-                                hadError = true;
-                            }
-                            else {
-                                (_b = (_a = context.tracker) === null || _a === void 0 ? void 0 : _a.trackSymbol) === null || _b === void 0 ? void 0 : _b.call(_a, sym, context.enclosingDeclaration, 67108863);
-                                includePrivateSymbol === null || includePrivateSymbol === void 0 ? void 0 : includePrivateSymbol(sym);
-                            }
-                            if (ts.isIdentifier(node)) {
-                                var name = sym.flags & 262144 ? typeParameterToName(getDeclaredTypeOfSymbol(sym), context) : ts.factory.cloneNode(node);
-                                name.symbol = sym;
-                                return ts.setEmitFlags(ts.setOriginalNode(name, node), 16777216);
-                            }
-                        }
-                    }
-                    if (file && ts.isTupleTypeNode(node) && (ts.getLineAndCharacterOfPosition(file, node.pos).line === ts.getLineAndCharacterOfPosition(file, node.end).line)) {
-                        ts.setEmitFlags(node, 1);
-                    }
-                    return ts.visitEachChild(node, visitExistingNodeTreeSymbols, ts.nullTransformationContext);
-                    function getEffectiveDotDotDotForParameter(p) {
-                        return p.dotDotDotToken || (p.type && ts.isJSDocVariadicType(p.type) ? ts.factory.createToken(25) : undefined);
-                    }
-                    function getNameForJSDocFunctionParameter(p, index) {
-                        return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
-                            : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
-                    }
-                    function rewriteModuleSpecifier(parent, lit) {
-                        if (bundled) {
-                            if (context.tracker && context.tracker.moduleResolverHost) {
-                                var targetFile = getExternalModuleFileFromDeclaration(parent);
-                                if (targetFile) {
-                                    var getCanonicalFileName = ts.createGetCanonicalFileName(!!host.useCaseSensitiveFileNames);
-                                    var resolverHost = {
-                                        getCanonicalFileName: getCanonicalFileName,
-                                        getCurrentDirectory: function () { return context.tracker.moduleResolverHost.getCurrentDirectory(); },
-                                        getCommonSourceDirectory: function () { return context.tracker.moduleResolverHost.getCommonSourceDirectory(); }
-                                    };
-                                    var newName = ts.getResolvedExternalModuleName(resolverHost, targetFile);
-                                    return ts.factory.createStringLiteral(newName);
-                                }
-                            }
-                        }
-                        else {
-                            if (context.tracker && context.tracker.trackExternalModuleSymbolOfImportTypeNode) {
-                                var moduleSym = resolveExternalModuleNameWorker(lit, lit, undefined);
-                                if (moduleSym) {
-                                    context.tracker.trackExternalModuleSymbolOfImportTypeNode(moduleSym);
-                                }
-                            }
-                        }
-                        return lit;
-                    }
-                }
-            }
-            function symbolTableToDeclarationStatements(symbolTable, context, bundled) {
-                var serializePropertySymbolForClass = makeSerializePropertySymbol(ts.factory.createPropertyDeclaration, 165, true);
-                var serializePropertySymbolForInterfaceWorker = makeSerializePropertySymbol(function (_decorators, mods, name, question, type) { return ts.factory.createPropertySignature(mods, name, question, type); }, 164, false);
-                var enclosingDeclaration = context.enclosingDeclaration;
-                var results = [];
-                var visitedSymbols = new ts.Set();
-                var deferredPrivatesStack = [];
-                var oldcontext = context;
-                context = __assign(__assign({}, oldcontext), { usedSymbolNames: new ts.Set(oldcontext.usedSymbolNames), remappedSymbolNames: new ts.Map(), tracker: __assign(__assign({}, oldcontext.tracker), { trackSymbol: function (sym, decl, meaning) {
-                            var accessibleResult = isSymbolAccessible(sym, decl, meaning, false);
-                            if (accessibleResult.accessibility === 0) {
-                                var chain = lookupSymbolChainWorker(sym, context, meaning);
-                                if (!(sym.flags & 4)) {
-                                    includePrivateSymbol(chain[0]);
-                                }
-                            }
-                            else if (oldcontext.tracker && oldcontext.tracker.trackSymbol) {
-                                oldcontext.tracker.trackSymbol(sym, decl, meaning);
-                            }
-                        } }) });
-                ts.forEachEntry(symbolTable, function (symbol, name) {
-                    var baseName = ts.unescapeLeadingUnderscores(name);
-                    void getInternalSymbolName(symbol, baseName);
-                });
-                var addingDeclare = !bundled;
-                var exportEquals = symbolTable.get("export=");
-                if (exportEquals && symbolTable.size > 1 && exportEquals.flags & 2097152) {
-                    symbolTable = ts.createSymbolTable();
-                    symbolTable.set("export=", exportEquals);
-                }
-                visitSymbolTable(symbolTable);
-                return mergeRedundantStatements(results);
-                function isIdentifierAndNotUndefined(node) {
-                    return !!node && node.kind === 78;
-                }
-                function getNamesOfDeclaration(statement) {
-                    if (ts.isVariableStatement(statement)) {
-                        return ts.filter(ts.map(statement.declarationList.declarations, ts.getNameOfDeclaration), isIdentifierAndNotUndefined);
-                    }
-                    return ts.filter([ts.getNameOfDeclaration(statement)], isIdentifierAndNotUndefined);
-                }
-                function flattenExportAssignedNamespace(statements) {
-                    var exportAssignment = ts.find(statements, ts.isExportAssignment);
-                    var nsIndex = ts.findIndex(statements, ts.isModuleDeclaration);
-                    var ns = nsIndex !== -1 ? statements[nsIndex] : undefined;
-                    if (ns && exportAssignment && exportAssignment.isExportEquals &&
-                        ts.isIdentifier(exportAssignment.expression) && ts.isIdentifier(ns.name) && ts.idText(ns.name) === ts.idText(exportAssignment.expression) &&
-                        ns.body && ts.isModuleBlock(ns.body)) {
-                        var excessExports = ts.filter(statements, function (s) { return !!(ts.getEffectiveModifierFlags(s) & 1); });
-                        var name_2 = ns.name;
-                        var body = ns.body;
-                        if (ts.length(excessExports)) {
-                            ns = ts.factory.updateModuleDeclaration(ns, ns.decorators, ns.modifiers, ns.name, body = ts.factory.updateModuleBlock(body, ts.factory.createNodeArray(__spreadArrays(ns.body.statements, [ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports(ts.map(ts.flatMap(excessExports, function (e) { return getNamesOfDeclaration(e); }), function (id) { return ts.factory.createExportSpecifier(undefined, id); })), undefined)]))));
-                            statements = __spreadArrays(statements.slice(0, nsIndex), [ns], statements.slice(nsIndex + 1));
-                        }
-                        if (!ts.find(statements, function (s) { return s !== ns && ts.nodeHasName(s, name_2); })) {
-                            results = [];
-                            var mixinExportFlag_1 = !ts.some(body.statements, function (s) { return ts.hasSyntacticModifier(s, 1) || ts.isExportAssignment(s) || ts.isExportDeclaration(s); });
-                            ts.forEach(body.statements, function (s) {
-                                addResult(s, mixinExportFlag_1 ? 1 : 0);
-                            });
-                            statements = __spreadArrays(ts.filter(statements, function (s) { return s !== ns && s !== exportAssignment; }), results);
-                        }
-                    }
-                    return statements;
-                }
-                function mergeExportDeclarations(statements) {
-                    var exports = ts.filter(statements, function (d) { return ts.isExportDeclaration(d) && !d.moduleSpecifier && !!d.exportClause && ts.isNamedExports(d.exportClause); });
-                    if (ts.length(exports) > 1) {
-                        var nonExports = ts.filter(statements, function (d) { return !ts.isExportDeclaration(d) || !!d.moduleSpecifier || !d.exportClause; });
-                        statements = __spreadArrays(nonExports, [ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports(ts.flatMap(exports, function (e) { return ts.cast(e.exportClause, ts.isNamedExports).elements; })), undefined)]);
-                    }
-                    var reexports = ts.filter(statements, function (d) { return ts.isExportDeclaration(d) && !!d.moduleSpecifier && !!d.exportClause && ts.isNamedExports(d.exportClause); });
-                    if (ts.length(reexports) > 1) {
-                        var groups = ts.group(reexports, function (decl) { return ts.isStringLiteral(decl.moduleSpecifier) ? ">" + decl.moduleSpecifier.text : ">"; });
-                        if (groups.length !== reexports.length) {
-                            var _loop_9 = function (group_1) {
-                                if (group_1.length > 1) {
-                                    statements = __spreadArrays(ts.filter(statements, function (s) { return group_1.indexOf(s) === -1; }), [
-                                        ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports(ts.flatMap(group_1, function (e) { return ts.cast(e.exportClause, ts.isNamedExports).elements; })), group_1[0].moduleSpecifier)
-                                    ]);
-                                }
-                            };
-                            for (var _i = 0, groups_1 = groups; _i < groups_1.length; _i++) {
-                                var group_1 = groups_1[_i];
-                                _loop_9(group_1);
-                            }
-                        }
-                    }
-                    return statements;
-                }
-                function inlineExportModifiers(statements) {
-                    var index = ts.findIndex(statements, function (d) { return ts.isExportDeclaration(d) && !d.moduleSpecifier && !!d.exportClause && ts.isNamedExports(d.exportClause); });
-                    if (index >= 0) {
-                        var exportDecl = statements[index];
-                        var replacements = ts.mapDefined(exportDecl.exportClause.elements, function (e) {
-                            if (!e.propertyName) {
-                                var indices = ts.indicesOf(statements);
-                                var associatedIndices = ts.filter(indices, function (i) { return ts.nodeHasName(statements[i], e.name); });
-                                if (ts.length(associatedIndices) && ts.every(associatedIndices, function (i) { return canHaveExportModifier(statements[i]); })) {
-                                    for (var _i = 0, associatedIndices_1 = associatedIndices; _i < associatedIndices_1.length; _i++) {
-                                        var index_1 = associatedIndices_1[_i];
-                                        statements[index_1] = addExportModifier(statements[index_1]);
-                                    }
-                                    return undefined;
-                                }
-                            }
-                            return e;
-                        });
-                        if (!ts.length(replacements)) {
-                            ts.orderedRemoveItemAt(statements, index);
-                        }
-                        else {
-                            statements[index] = ts.factory.updateExportDeclaration(exportDecl, exportDecl.decorators, exportDecl.modifiers, exportDecl.isTypeOnly, ts.factory.updateNamedExports(exportDecl.exportClause, replacements), exportDecl.moduleSpecifier);
-                        }
-                    }
-                    return statements;
-                }
-                function mergeRedundantStatements(statements) {
-                    statements = flattenExportAssignedNamespace(statements);
-                    statements = mergeExportDeclarations(statements);
-                    statements = inlineExportModifiers(statements);
-                    if (enclosingDeclaration &&
-                        ((ts.isSourceFile(enclosingDeclaration) && ts.isExternalOrCommonJsModule(enclosingDeclaration)) || ts.isModuleDeclaration(enclosingDeclaration)) &&
-                        (!ts.some(statements, ts.isExternalModuleIndicator) || (!ts.hasScopeMarker(statements) && ts.some(statements, ts.needsScopeMarker)))) {
-                        statements.push(ts.createEmptyExports(ts.factory));
-                    }
-                    return statements;
-                }
-                function canHaveExportModifier(node) {
-                    return ts.isEnumDeclaration(node) ||
-                        ts.isVariableStatement(node) ||
-                        ts.isFunctionDeclaration(node) ||
-                        ts.isClassDeclaration(node) ||
-                        (ts.isModuleDeclaration(node) && !ts.isExternalModuleAugmentation(node) && !ts.isGlobalScopeAugmentation(node)) ||
-                        ts.isInterfaceDeclaration(node) ||
-                        isTypeDeclaration(node);
-                }
-                function addExportModifier(node) {
-                    var flags = (ts.getEffectiveModifierFlags(node) | 1) & ~2;
-                    return ts.factory.updateModifiers(node, flags);
-                }
-                function removeExportModifier(node) {
-                    var flags = ts.getEffectiveModifierFlags(node) & ~1;
-                    return ts.factory.updateModifiers(node, flags);
-                }
-                function visitSymbolTable(symbolTable, suppressNewPrivateContext, propertyAsAlias) {
-                    if (!suppressNewPrivateContext) {
-                        deferredPrivatesStack.push(new ts.Map());
-                    }
-                    symbolTable.forEach(function (symbol) {
-                        serializeSymbol(symbol, false, !!propertyAsAlias);
-                    });
-                    if (!suppressNewPrivateContext) {
-                        deferredPrivatesStack[deferredPrivatesStack.length - 1].forEach(function (symbol) {
-                            serializeSymbol(symbol, true, !!propertyAsAlias);
-                        });
-                        deferredPrivatesStack.pop();
-                    }
-                }
-                function serializeSymbol(symbol, isPrivate, propertyAsAlias) {
-                    var visitedSym = getMergedSymbol(symbol);
-                    if (visitedSymbols.has(getSymbolId(visitedSym))) {
-                        return;
-                    }
-                    visitedSymbols.add(getSymbolId(visitedSym));
-                    var skipMembershipCheck = !isPrivate;
-                    if (skipMembershipCheck || (!!ts.length(symbol.declarations) && ts.some(symbol.declarations, function (d) { return !!ts.findAncestor(d, function (n) { return n === enclosingDeclaration; }); }))) {
-                        var oldContext = context;
-                        context = cloneNodeBuilderContext(context);
-                        var result = serializeSymbolWorker(symbol, isPrivate, propertyAsAlias);
-                        context = oldContext;
-                        return result;
-                    }
-                }
-                function serializeSymbolWorker(symbol, isPrivate, propertyAsAlias) {
-                    var symbolName = ts.unescapeLeadingUnderscores(symbol.escapedName);
-                    var isDefault = symbol.escapedName === "default";
-                    if (isPrivate && !(context.flags & 131072) && ts.isStringANonContextualKeyword(symbolName) && !isDefault) {
-                        context.encounteredError = true;
-                        return;
-                    }
-                    var needsPostExportDefault = isDefault && !!(symbol.flags & -113
-                        || (symbol.flags & 16 && ts.length(getPropertiesOfType(getTypeOfSymbol(symbol))))) && !(symbol.flags & 2097152);
-                    var needsExportDeclaration = !needsPostExportDefault && !isPrivate && ts.isStringANonContextualKeyword(symbolName) && !isDefault;
-                    if (needsPostExportDefault || needsExportDeclaration) {
-                        isPrivate = true;
-                    }
-                    var modifierFlags = (!isPrivate ? 1 : 0) | (isDefault && !needsPostExportDefault ? 512 : 0);
-                    var isConstMergedWithNS = symbol.flags & 1536 &&
-                        symbol.flags & (2 | 1 | 4) &&
-                        symbol.escapedName !== "export=";
-                    var isConstMergedWithNSPrintableAsSignatureMerge = isConstMergedWithNS && isTypeRepresentableAsFunctionNamespaceMerge(getTypeOfSymbol(symbol), symbol);
-                    if (symbol.flags & (16 | 8192) || isConstMergedWithNSPrintableAsSignatureMerge) {
-                        serializeAsFunctionNamespaceMerge(getTypeOfSymbol(symbol), symbol, getInternalSymbolName(symbol, symbolName), modifierFlags);
-                    }
-                    if (symbol.flags & 524288) {
-                        serializeTypeAlias(symbol, symbolName, modifierFlags);
-                    }
-                    if (symbol.flags & (2 | 1 | 4)
-                        && symbol.escapedName !== "export="
-                        && !(symbol.flags & 4194304)
-                        && !(symbol.flags & 32)
-                        && !isConstMergedWithNSPrintableAsSignatureMerge) {
-                        if (propertyAsAlias) {
-                            var createdExport = serializeMaybeAliasAssignment(symbol);
-                            if (createdExport) {
-                                needsExportDeclaration = false;
-                                needsPostExportDefault = false;
-                            }
-                        }
-                        else {
-                            var type = getTypeOfSymbol(symbol);
-                            var localName = getInternalSymbolName(symbol, symbolName);
-                            if (!(symbol.flags & 16) && isTypeRepresentableAsFunctionNamespaceMerge(type, symbol)) {
-                                serializeAsFunctionNamespaceMerge(type, symbol, localName, modifierFlags);
-                            }
-                            else {
-                                var flags = !(symbol.flags & 2) ? undefined
-                                    : isConstVariable(symbol) ? 2
-                                        : 1;
-                                var name = (needsPostExportDefault || !(symbol.flags & 4)) ? localName : getUnusedName(localName, symbol);
-                                var textRange = symbol.declarations && ts.find(symbol.declarations, function (d) { return ts.isVariableDeclaration(d); });
-                                if (textRange && ts.isVariableDeclarationList(textRange.parent) && textRange.parent.declarations.length === 1) {
-                                    textRange = textRange.parent.parent;
-                                }
-                                var propertyAccessRequire = ts.find(symbol.declarations, ts.isPropertyAccessExpression);
-                                if (propertyAccessRequire && ts.isBinaryExpression(propertyAccessRequire.parent) && ts.isIdentifier(propertyAccessRequire.parent.right)
-                                    && type.symbol && ts.isSourceFile(type.symbol.valueDeclaration)) {
-                                    var alias = localName === propertyAccessRequire.parent.right.escapedText ? undefined : propertyAccessRequire.parent.right;
-                                    addResult(ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports([ts.factory.createExportSpecifier(alias, localName)])), 0);
-                                    context.tracker.trackSymbol(type.symbol, context.enclosingDeclaration, 111551);
-                                }
-                                else {
-                                    var statement = ts.setTextRange(ts.factory.createVariableStatement(undefined, ts.factory.createVariableDeclarationList([
-                                        ts.factory.createVariableDeclaration(name, undefined, serializeTypeForDeclaration(context, type, symbol, enclosingDeclaration, includePrivateSymbol, bundled))
-                                    ], flags)), textRange);
-                                    addResult(statement, name !== localName ? modifierFlags & ~1 : modifierFlags);
-                                    if (name !== localName && !isPrivate) {
-                                        addResult(ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports([ts.factory.createExportSpecifier(name, localName)])), 0);
-                                        needsExportDeclaration = false;
-                                        needsPostExportDefault = false;
-                                    }
-                                }
-                            }
-                        }
-                    }
-                    if (symbol.flags & 384) {
-                        serializeEnum(symbol, symbolName, modifierFlags);
-                    }
-                    if (symbol.flags & 32) {
-                        if (symbol.flags & 4 && ts.isBinaryExpression(symbol.valueDeclaration.parent) && ts.isClassExpression(symbol.valueDeclaration.parent.right)) {
-                            serializeAsAlias(symbol, getInternalSymbolName(symbol, symbolName), modifierFlags);
-                        }
-                        else {
-                            serializeAsClass(symbol, getInternalSymbolName(symbol, symbolName), modifierFlags);
-                        }
-                    }
-                    if ((symbol.flags & (512 | 1024) && (!isConstMergedWithNS || isTypeOnlyNamespace(symbol))) || isConstMergedWithNSPrintableAsSignatureMerge) {
-                        serializeModule(symbol, symbolName, modifierFlags);
-                    }
-                    if (symbol.flags & 64 && !(symbol.flags & 32)) {
-                        serializeInterface(symbol, symbolName, modifierFlags);
-                    }
-                    if (symbol.flags & 2097152) {
-                        serializeAsAlias(symbol, getInternalSymbolName(symbol, symbolName), modifierFlags);
-                    }
-                    if (symbol.flags & 4 && symbol.escapedName === "export=") {
-                        serializeMaybeAliasAssignment(symbol);
-                    }
-                    if (symbol.flags & 8388608) {
-                        for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                            var node = _a[_i];
-                            var resolvedModule = resolveExternalModuleName(node, node.moduleSpecifier);
-                            if (!resolvedModule)
-                                continue;
-                            addResult(ts.factory.createExportDeclaration(undefined, undefined, false, undefined, ts.factory.createStringLiteral(getSpecifierForModuleSymbol(resolvedModule, context))), 0);
-                        }
-                    }
-                    if (needsPostExportDefault) {
-                        addResult(ts.factory.createExportAssignment(undefined, undefined, false, ts.factory.createIdentifier(getInternalSymbolName(symbol, symbolName))), 0);
-                    }
-                    else if (needsExportDeclaration) {
-                        addResult(ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports([ts.factory.createExportSpecifier(getInternalSymbolName(symbol, symbolName), symbolName)])), 0);
-                    }
-                }
-                function includePrivateSymbol(symbol) {
-                    if (ts.some(symbol.declarations, ts.isParameterDeclaration))
-                        return;
-                    ts.Debug.assertIsDefined(deferredPrivatesStack[deferredPrivatesStack.length - 1]);
-                    getUnusedName(ts.unescapeLeadingUnderscores(symbol.escapedName), symbol);
-                    var isExternalImportAlias = !!(symbol.flags & 2097152) && !ts.some(symbol.declarations, function (d) {
-                        return !!ts.findAncestor(d, ts.isExportDeclaration) ||
-                            ts.isNamespaceExport(d) ||
-                            (ts.isImportEqualsDeclaration(d) && !ts.isExternalModuleReference(d.moduleReference));
-                    });
-                    deferredPrivatesStack[isExternalImportAlias ? 0 : (deferredPrivatesStack.length - 1)].set(getSymbolId(symbol), symbol);
-                }
-                function isExportingScope(enclosingDeclaration) {
-                    return ((ts.isSourceFile(enclosingDeclaration) && (ts.isExternalOrCommonJsModule(enclosingDeclaration) || ts.isJsonSourceFile(enclosingDeclaration))) ||
-                        (ts.isAmbientModule(enclosingDeclaration) && !ts.isGlobalScopeAugmentation(enclosingDeclaration)));
-                }
-                function addResult(node, additionalModifierFlags) {
-                    if (ts.canHaveModifiers(node)) {
-                        var newModifierFlags = 0;
-                        if (additionalModifierFlags & 1 &&
-                            context.enclosingDeclaration &&
-                            (isExportingScope(context.enclosingDeclaration) || ts.isModuleDeclaration(context.enclosingDeclaration)) &&
-                            canHaveExportModifier(node)) {
-                            newModifierFlags |= 1;
-                        }
-                        if (addingDeclare && !(newModifierFlags & 1) &&
-                            (!context.enclosingDeclaration || !(context.enclosingDeclaration.flags & 8388608)) &&
-                            (ts.isEnumDeclaration(node) || ts.isVariableStatement(node) || ts.isFunctionDeclaration(node) || ts.isClassDeclaration(node) || ts.isModuleDeclaration(node))) {
-                            newModifierFlags |= 2;
-                        }
-                        if ((additionalModifierFlags & 512) && (ts.isClassDeclaration(node) || ts.isInterfaceDeclaration(node) || ts.isFunctionDeclaration(node))) {
-                            newModifierFlags |= 512;
-                        }
-                        if (newModifierFlags) {
-                            node = ts.factory.updateModifiers(node, newModifierFlags | ts.getEffectiveModifierFlags(node));
-                        }
-                    }
-                    results.push(node);
-                }
-                function serializeTypeAlias(symbol, symbolName, modifierFlags) {
-                    var aliasType = getDeclaredTypeOfTypeAlias(symbol);
-                    var typeParams = getSymbolLinks(symbol).typeParameters;
-                    var typeParamDecls = ts.map(typeParams, function (p) { return typeParameterToDeclaration(p, context); });
-                    var jsdocAliasDecl = ts.find(symbol.declarations, ts.isJSDocTypeAlias);
-                    var commentText = jsdocAliasDecl ? jsdocAliasDecl.comment || jsdocAliasDecl.parent.comment : undefined;
-                    var oldFlags = context.flags;
-                    context.flags |= 8388608;
-                    addResult(ts.setSyntheticLeadingComments(ts.factory.createTypeAliasDeclaration(undefined, undefined, getInternalSymbolName(symbol, symbolName), typeParamDecls, typeToTypeNodeHelper(aliasType, context)), !commentText ? [] : [{ kind: 3, text: "*\n * " + commentText.replace(/\n/g, "\n * ") + "\n ", pos: -1, end: -1, hasTrailingNewLine: true }]), modifierFlags);
-                    context.flags = oldFlags;
-                }
-                function serializeInterface(symbol, symbolName, modifierFlags) {
-                    var interfaceType = getDeclaredTypeOfClassOrInterface(symbol);
-                    var localParams = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
-                    var typeParamDecls = ts.map(localParams, function (p) { return typeParameterToDeclaration(p, context); });
-                    var baseTypes = getBaseTypes(interfaceType);
-                    var baseType = ts.length(baseTypes) ? getIntersectionType(baseTypes) : undefined;
-                    var members = ts.flatMap(getPropertiesOfType(interfaceType), function (p) { return serializePropertySymbolForInterface(p, baseType); });
-                    var callSignatures = serializeSignatures(0, interfaceType, baseType, 169);
-                    var constructSignatures = serializeSignatures(1, interfaceType, baseType, 170);
-                    var indexSignatures = serializeIndexSignatures(interfaceType, baseType);
-                    var heritageClauses = !ts.length(baseTypes) ? undefined : [ts.factory.createHeritageClause(93, ts.mapDefined(baseTypes, function (b) { return trySerializeAsTypeReference(b, 111551); }))];
-                    addResult(ts.factory.createInterfaceDeclaration(undefined, undefined, getInternalSymbolName(symbol, symbolName), typeParamDecls, heritageClauses, __spreadArrays(indexSignatures, constructSignatures, callSignatures, members)), modifierFlags);
-                }
-                function getNamespaceMembersForSerialization(symbol) {
-                    return !symbol.exports ? [] : ts.filter(ts.arrayFrom(symbol.exports.values()), isNamespaceMember);
-                }
-                function isTypeOnlyNamespace(symbol) {
-                    return ts.every(getNamespaceMembersForSerialization(symbol), function (m) { return !(resolveSymbol(m).flags & 111551); });
-                }
-                function serializeModule(symbol, symbolName, modifierFlags) {
-                    var members = getNamespaceMembersForSerialization(symbol);
-                    var locationMap = ts.arrayToMultiMap(members, function (m) { return m.parent && m.parent === symbol ? "real" : "merged"; });
-                    var realMembers = locationMap.get("real") || ts.emptyArray;
-                    var mergedMembers = locationMap.get("merged") || ts.emptyArray;
-                    if (ts.length(realMembers)) {
-                        var localName = getInternalSymbolName(symbol, symbolName);
-                        serializeAsNamespaceDeclaration(realMembers, localName, modifierFlags, !!(symbol.flags & (16 | 67108864)));
-                    }
-                    if (ts.length(mergedMembers)) {
-                        var containingFile_1 = ts.getSourceFileOfNode(context.enclosingDeclaration);
-                        var localName = getInternalSymbolName(symbol, symbolName);
-                        var nsBody = ts.factory.createModuleBlock([ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports(ts.mapDefined(ts.filter(mergedMembers, function (n) { return n.escapedName !== "export="; }), function (s) {
-                                var _a, _b;
-                                var name = ts.unescapeLeadingUnderscores(s.escapedName);
-                                var localName = getInternalSymbolName(s, name);
-                                var aliasDecl = s.declarations && getDeclarationOfAliasSymbol(s);
-                                if (containingFile_1 && (aliasDecl ? containingFile_1 !== ts.getSourceFileOfNode(aliasDecl) : !ts.some(s.declarations, function (d) { return ts.getSourceFileOfNode(d) === containingFile_1; }))) {
-                                    (_b = (_a = context.tracker) === null || _a === void 0 ? void 0 : _a.reportNonlocalAugmentation) === null || _b === void 0 ? void 0 : _b.call(_a, containingFile_1, symbol, s);
-                                    return undefined;
-                                }
-                                var target = aliasDecl && getTargetOfAliasDeclaration(aliasDecl, true);
-                                includePrivateSymbol(target || s);
-                                var targetName = target ? getInternalSymbolName(target, ts.unescapeLeadingUnderscores(target.escapedName)) : localName;
-                                return ts.factory.createExportSpecifier(name === targetName ? undefined : targetName, name);
-                            })))]);
-                        addResult(ts.factory.createModuleDeclaration(undefined, undefined, ts.factory.createIdentifier(localName), nsBody, 16), 0);
-                    }
-                }
-                function serializeEnum(symbol, symbolName, modifierFlags) {
-                    addResult(ts.factory.createEnumDeclaration(undefined, ts.factory.createModifiersFromModifierFlags(isConstEnumSymbol(symbol) ? 2048 : 0), getInternalSymbolName(symbol, symbolName), ts.map(ts.filter(getPropertiesOfType(getTypeOfSymbol(symbol)), function (p) { return !!(p.flags & 8); }), function (p) {
-                        var initializedValue = p.declarations && p.declarations[0] && ts.isEnumMember(p.declarations[0]) ? getConstantValue(p.declarations[0]) : undefined;
-                        return ts.factory.createEnumMember(ts.unescapeLeadingUnderscores(p.escapedName), initializedValue === undefined ? undefined :
-                            typeof initializedValue === "string" ? ts.factory.createStringLiteral(initializedValue) :
-                                ts.factory.createNumericLiteral(initializedValue));
-                    })), modifierFlags);
-                }
-                function serializeAsFunctionNamespaceMerge(type, symbol, localName, modifierFlags) {
-                    var signatures = getSignaturesOfType(type, 0);
-                    for (var _i = 0, signatures_2 = signatures; _i < signatures_2.length; _i++) {
-                        var sig = signatures_2[_i];
-                        var decl = signatureToSignatureDeclarationHelper(sig, 251, context, { name: ts.factory.createIdentifier(localName), privateSymbolVisitor: includePrivateSymbol, bundledImports: bundled });
-                        addResult(ts.setTextRange(decl, sig.declaration && ts.isVariableDeclaration(sig.declaration.parent) && sig.declaration.parent.parent || sig.declaration), modifierFlags);
-                    }
-                    if (!(symbol.flags & (512 | 1024) && !!symbol.exports && !!symbol.exports.size)) {
-                        var props = ts.filter(getPropertiesOfType(type), isNamespaceMember);
-                        serializeAsNamespaceDeclaration(props, localName, modifierFlags, true);
-                    }
-                }
-                function serializeAsNamespaceDeclaration(props, localName, modifierFlags, suppressNewPrivateContext) {
-                    if (ts.length(props)) {
-                        var localVsRemoteMap = ts.arrayToMultiMap(props, function (p) {
-                            return !ts.length(p.declarations) || ts.some(p.declarations, function (d) {
-                                return ts.getSourceFileOfNode(d) === ts.getSourceFileOfNode(context.enclosingDeclaration);
-                            }) ? "local" : "remote";
-                        });
-                        var localProps = localVsRemoteMap.get("local") || ts.emptyArray;
-                        var fakespace = ts.parseNodeFactory.createModuleDeclaration(undefined, undefined, ts.factory.createIdentifier(localName), ts.factory.createModuleBlock([]), 16);
-                        ts.setParent(fakespace, enclosingDeclaration);
-                        fakespace.locals = ts.createSymbolTable(props);
-                        fakespace.symbol = props[0].parent;
-                        var oldResults = results;
-                        results = [];
-                        var oldAddingDeclare = addingDeclare;
-                        addingDeclare = false;
-                        var subcontext = __assign(__assign({}, context), { enclosingDeclaration: fakespace });
-                        var oldContext = context;
-                        context = subcontext;
-                        visitSymbolTable(ts.createSymbolTable(localProps), suppressNewPrivateContext, true);
-                        context = oldContext;
-                        addingDeclare = oldAddingDeclare;
-                        var declarations = results;
-                        results = oldResults;
-                        var defaultReplaced = ts.map(declarations, function (d) { return ts.isExportAssignment(d) && !d.isExportEquals && ts.isIdentifier(d.expression) ? ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports([ts.factory.createExportSpecifier(d.expression, ts.factory.createIdentifier("default"))])) : d; });
-                        var exportModifierStripped = ts.every(defaultReplaced, function (d) { return ts.hasSyntacticModifier(d, 1); }) ? ts.map(defaultReplaced, removeExportModifier) : defaultReplaced;
-                        fakespace = ts.factory.updateModuleDeclaration(fakespace, fakespace.decorators, fakespace.modifiers, fakespace.name, ts.factory.createModuleBlock(exportModifierStripped));
-                        addResult(fakespace, modifierFlags);
-                    }
-                }
-                function isNamespaceMember(p) {
-                    return !!(p.flags & (788968 | 1920 | 2097152)) ||
-                        !(p.flags & 4194304 || p.escapedName === "prototype" || p.valueDeclaration && ts.getEffectiveModifierFlags(p.valueDeclaration) & 32 && ts.isClassLike(p.valueDeclaration.parent));
-                }
-                function serializeAsClass(symbol, localName, modifierFlags) {
-                    var _a;
-                    var localParams = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
-                    var typeParamDecls = ts.map(localParams, function (p) { return typeParameterToDeclaration(p, context); });
-                    var classType = getDeclaredTypeOfClassOrInterface(symbol);
-                    var baseTypes = getBaseTypes(classType);
-                    var implementsExpressions = ts.mapDefined(getImplementsTypes(classType), serializeImplementedType);
-                    var staticType = getTypeOfSymbol(symbol);
-                    var isClass = !!((_a = staticType.symbol) === null || _a === void 0 ? void 0 : _a.valueDeclaration) && ts.isClassLike(staticType.symbol.valueDeclaration);
-                    var staticBaseType = isClass
-                        ? getBaseConstructorTypeOfClass(staticType)
-                        : anyType;
-                    var heritageClauses = __spreadArrays(!ts.length(baseTypes) ? [] : [ts.factory.createHeritageClause(93, ts.map(baseTypes, function (b) { return serializeBaseType(b, staticBaseType, localName); }))], !ts.length(implementsExpressions) ? [] : [ts.factory.createHeritageClause(116, implementsExpressions)]);
-                    var symbolProps = getNonInterhitedProperties(classType, baseTypes, getPropertiesOfType(classType));
-                    var publicSymbolProps = ts.filter(symbolProps, function (s) {
-                        var valueDecl = s.valueDeclaration;
-                        return valueDecl && !(ts.isNamedDeclaration(valueDecl) && ts.isPrivateIdentifier(valueDecl.name));
-                    });
-                    var hasPrivateIdentifier = ts.some(symbolProps, function (s) {
-                        var valueDecl = s.valueDeclaration;
-                        return valueDecl && ts.isNamedDeclaration(valueDecl) && ts.isPrivateIdentifier(valueDecl.name);
-                    });
-                    var privateProperties = hasPrivateIdentifier ?
-                        [ts.factory.createPropertyDeclaration(undefined, undefined, ts.factory.createPrivateIdentifier("#private"), undefined, undefined, undefined)] :
-                        ts.emptyArray;
-                    var publicProperties = ts.flatMap(publicSymbolProps, function (p) { return serializePropertySymbolForClass(p, false, baseTypes[0]); });
-                    var staticMembers = ts.flatMap(ts.filter(getPropertiesOfType(staticType), function (p) { return !(p.flags & 4194304) && p.escapedName !== "prototype" && !isNamespaceMember(p); }), function (p) { return serializePropertySymbolForClass(p, true, staticBaseType); });
-                    var isNonConstructableClassLikeInJsFile = !isClass &&
-                        !!symbol.valueDeclaration &&
-                        ts.isInJSFile(symbol.valueDeclaration) &&
-                        !ts.some(getSignaturesOfType(staticType, 1));
-                    var constructors = isNonConstructableClassLikeInJsFile ?
-                        [ts.factory.createConstructorDeclaration(undefined, ts.factory.createModifiersFromModifierFlags(8), [], undefined)] :
-                        serializeSignatures(1, staticType, baseTypes[0], 166);
-                    var indexSignatures = serializeIndexSignatures(classType, baseTypes[0]);
-                    addResult(ts.setTextRange(ts.factory.createClassDeclaration(undefined, undefined, localName, typeParamDecls, heritageClauses, __spreadArrays(indexSignatures, staticMembers, constructors, publicProperties, privateProperties)), symbol.declarations && ts.filter(symbol.declarations, function (d) { return ts.isClassDeclaration(d) || ts.isClassExpression(d); })[0]), modifierFlags);
-                }
-                function serializeAsAlias(symbol, localName, modifierFlags) {
-                    var _a, _b, _c, _d, _e;
-                    var node = getDeclarationOfAliasSymbol(symbol);
-                    if (!node)
-                        return ts.Debug.fail();
-                    var target = getMergedSymbol(getTargetOfAliasDeclaration(node, true));
-                    if (!target) {
-                        return;
-                    }
-                    var verbatimTargetName = ts.unescapeLeadingUnderscores(target.escapedName);
-                    if (verbatimTargetName === "export=" && (compilerOptions.esModuleInterop || compilerOptions.allowSyntheticDefaultImports)) {
-                        verbatimTargetName = "default";
-                    }
-                    var targetName = getInternalSymbolName(target, verbatimTargetName);
-                    includePrivateSymbol(target);
-                    switch (node.kind) {
-                        case 198:
-                            if (((_b = (_a = node.parent) === null || _a === void 0 ? void 0 : _a.parent) === null || _b === void 0 ? void 0 : _b.kind) === 249) {
-                                var specifier_1 = getSpecifierForModuleSymbol(target.parent || target, context);
-                                var propertyName = node.propertyName;
-                                addResult(ts.factory.createImportDeclaration(undefined, undefined, ts.factory.createImportClause(false, undefined, ts.factory.createNamedImports([ts.factory.createImportSpecifier(propertyName && ts.isIdentifier(propertyName) ? ts.factory.createIdentifier(ts.idText(propertyName)) : undefined, ts.factory.createIdentifier(localName))])), ts.factory.createStringLiteral(specifier_1)), 0);
-                                break;
-                            }
-                            ts.Debug.failBadSyntaxKind(((_c = node.parent) === null || _c === void 0 ? void 0 : _c.parent) || node, "Unhandled binding element grandparent kind in declaration serialization");
-                            break;
-                        case 289:
-                            if (((_e = (_d = node.parent) === null || _d === void 0 ? void 0 : _d.parent) === null || _e === void 0 ? void 0 : _e.kind) === 216) {
-                                serializeExportSpecifier(ts.unescapeLeadingUnderscores(symbol.escapedName), targetName);
-                            }
-                            break;
-                        case 249:
-                            if (ts.isPropertyAccessExpression(node.initializer)) {
-                                var initializer = node.initializer;
-                                var uniqueName = ts.factory.createUniqueName(localName);
-                                var specifier_2 = getSpecifierForModuleSymbol(target.parent || target, context);
-                                addResult(ts.factory.createImportEqualsDeclaration(undefined, undefined, uniqueName, ts.factory.createExternalModuleReference(ts.factory.createStringLiteral(specifier_2))), 0);
-                                addResult(ts.factory.createImportEqualsDeclaration(undefined, undefined, ts.factory.createIdentifier(localName), ts.factory.createQualifiedName(uniqueName, initializer.name)), modifierFlags);
-                                break;
-                            }
-                        case 260:
-                            if (target.escapedName === "export=" && ts.some(target.declarations, ts.isJsonSourceFile)) {
-                                serializeMaybeAliasAssignment(symbol);
-                                break;
-                            }
-                            var isLocalImport = !(target.flags & 512) && !ts.isVariableDeclaration(node);
-                            addResult(ts.factory.createImportEqualsDeclaration(undefined, undefined, ts.factory.createIdentifier(localName), isLocalImport
-                                ? symbolToName(target, context, 67108863, false)
-                                : ts.factory.createExternalModuleReference(ts.factory.createStringLiteral(getSpecifierForModuleSymbol(target, context)))), isLocalImport ? modifierFlags : 0);
-                            break;
-                        case 259:
-                            addResult(ts.factory.createNamespaceExportDeclaration(ts.idText(node.name)), 0);
-                            break;
-                        case 262:
-                            addResult(ts.factory.createImportDeclaration(undefined, undefined, ts.factory.createImportClause(false, ts.factory.createIdentifier(localName), undefined), ts.factory.createStringLiteral(getSpecifierForModuleSymbol(target.parent || target, context))), 0);
-                            break;
-                        case 263:
-                            addResult(ts.factory.createImportDeclaration(undefined, undefined, ts.factory.createImportClause(false, undefined, ts.factory.createNamespaceImport(ts.factory.createIdentifier(localName))), ts.factory.createStringLiteral(getSpecifierForModuleSymbol(target, context))), 0);
-                            break;
-                        case 269:
-                            addResult(ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamespaceExport(ts.factory.createIdentifier(localName)), ts.factory.createStringLiteral(getSpecifierForModuleSymbol(target, context))), 0);
-                            break;
-                        case 265:
-                            addResult(ts.factory.createImportDeclaration(undefined, undefined, ts.factory.createImportClause(false, undefined, ts.factory.createNamedImports([
-                                ts.factory.createImportSpecifier(localName !== verbatimTargetName ? ts.factory.createIdentifier(verbatimTargetName) : undefined, ts.factory.createIdentifier(localName))
-                            ])), ts.factory.createStringLiteral(getSpecifierForModuleSymbol(target.parent || target, context))), 0);
-                            break;
-                        case 270:
-                            var specifier = node.parent.parent.moduleSpecifier;
-                            serializeExportSpecifier(ts.unescapeLeadingUnderscores(symbol.escapedName), specifier ? verbatimTargetName : targetName, specifier && ts.isStringLiteralLike(specifier) ? ts.factory.createStringLiteral(specifier.text) : undefined);
-                            break;
-                        case 266:
-                            serializeMaybeAliasAssignment(symbol);
-                            break;
-                        case 216:
-                        case 201:
-                        case 202:
-                            if (symbol.escapedName === "default" || symbol.escapedName === "export=") {
-                                serializeMaybeAliasAssignment(symbol);
-                            }
-                            else {
-                                serializeExportSpecifier(localName, targetName);
-                            }
-                            break;
-                        default:
-                            return ts.Debug.failBadSyntaxKind(node, "Unhandled alias declaration kind in symbol serializer!");
-                    }
-                }
-                function serializeExportSpecifier(localName, targetName, specifier) {
-                    addResult(ts.factory.createExportDeclaration(undefined, undefined, false, ts.factory.createNamedExports([ts.factory.createExportSpecifier(localName !== targetName ? targetName : undefined, localName)]), specifier), 0);
-                }
-                function serializeMaybeAliasAssignment(symbol) {
-                    if (symbol.flags & 4194304) {
-                        return false;
-                    }
-                    var name = ts.unescapeLeadingUnderscores(symbol.escapedName);
-                    var isExportEquals = name === "export=";
-                    var isDefault = name === "default";
-                    var isExportAssignmentCompatibleSymbolName = isExportEquals || isDefault;
-                    var aliasDecl = symbol.declarations && getDeclarationOfAliasSymbol(symbol);
-                    var target = aliasDecl && getTargetOfAliasDeclaration(aliasDecl, true);
-                    if (target && ts.length(target.declarations) && ts.some(target.declarations, function (d) { return ts.getSourceFileOfNode(d) === ts.getSourceFileOfNode(enclosingDeclaration); })) {
-                        var expr = aliasDecl && ((ts.isExportAssignment(aliasDecl) || ts.isBinaryExpression(aliasDecl)) ? ts.getExportAssignmentExpression(aliasDecl) : ts.getPropertyAssignmentAliasLikeExpression(aliasDecl));
-                        var first_1 = expr && ts.isEntityNameExpression(expr) ? getFirstNonModuleExportsIdentifier(expr) : undefined;
-                        var referenced = first_1 && resolveEntityName(first_1, 67108863, true, true, enclosingDeclaration);
-                        if (referenced || target) {
-                            includePrivateSymbol(referenced || target);
-                        }
-                        var oldTrack = context.tracker.trackSymbol;
-                        context.tracker.trackSymbol = ts.noop;
-                        if (isExportAssignmentCompatibleSymbolName) {
-                            results.push(ts.factory.createExportAssignment(undefined, undefined, isExportEquals, symbolToExpression(target, context, 67108863)));
-                        }
-                        else {
-                            if (first_1 === expr && first_1) {
-                                serializeExportSpecifier(name, ts.idText(first_1));
-                            }
-                            else if (expr && ts.isClassExpression(expr)) {
-                                serializeExportSpecifier(name, getInternalSymbolName(target, ts.symbolName(target)));
-                            }
-                            else {
-                                var varName = getUnusedName(name, symbol);
-                                addResult(ts.factory.createImportEqualsDeclaration(undefined, undefined, ts.factory.createIdentifier(varName), symbolToName(target, context, 67108863, false)), 0);
-                                serializeExportSpecifier(name, varName);
-                            }
-                        }
-                        context.tracker.trackSymbol = oldTrack;
-                        return true;
-                    }
-                    else {
-                        var varName = getUnusedName(name, symbol);
-                        var typeToSerialize = getWidenedType(getTypeOfSymbol(getMergedSymbol(symbol)));
-                        if (isTypeRepresentableAsFunctionNamespaceMerge(typeToSerialize, symbol)) {
-                            serializeAsFunctionNamespaceMerge(typeToSerialize, symbol, varName, isExportAssignmentCompatibleSymbolName ? 0 : 1);
-                        }
-                        else {
-                            var statement = ts.factory.createVariableStatement(undefined, ts.factory.createVariableDeclarationList([
-                                ts.factory.createVariableDeclaration(varName, undefined, serializeTypeForDeclaration(context, typeToSerialize, symbol, enclosingDeclaration, includePrivateSymbol, bundled))
-                            ], 2));
-                            addResult(statement, target && target.flags & 4 && target.escapedName === "export=" ? 2
-                                : name === varName ? 1
-                                    : 0);
-                        }
-                        if (isExportAssignmentCompatibleSymbolName) {
-                            results.push(ts.factory.createExportAssignment(undefined, undefined, isExportEquals, ts.factory.createIdentifier(varName)));
-                            return true;
-                        }
-                        else if (name !== varName) {
-                            serializeExportSpecifier(name, varName);
-                            return true;
-                        }
-                        return false;
-                    }
-                }
-                function isTypeRepresentableAsFunctionNamespaceMerge(typeToSerialize, hostSymbol) {
-                    var ctxSrc = ts.getSourceFileOfNode(context.enclosingDeclaration);
-                    return ts.getObjectFlags(typeToSerialize) & (16 | 32) &&
-                        !getIndexInfoOfType(typeToSerialize, 0) &&
-                        !getIndexInfoOfType(typeToSerialize, 1) &&
-                        !isClassInstanceSide(typeToSerialize) &&
-                        !!(ts.length(ts.filter(getPropertiesOfType(typeToSerialize), isNamespaceMember)) || ts.length(getSignaturesOfType(typeToSerialize, 0))) &&
-                        !ts.length(getSignaturesOfType(typeToSerialize, 1)) &&
-                        !getDeclarationWithTypeAnnotation(hostSymbol, enclosingDeclaration) &&
-                        !(typeToSerialize.symbol && ts.some(typeToSerialize.symbol.declarations, function (d) { return ts.getSourceFileOfNode(d) !== ctxSrc; })) &&
-                        !ts.some(getPropertiesOfType(typeToSerialize), function (p) { return isLateBoundName(p.escapedName); }) &&
-                        !ts.some(getPropertiesOfType(typeToSerialize), function (p) { return ts.some(p.declarations, function (d) { return ts.getSourceFileOfNode(d) !== ctxSrc; }); }) &&
-                        ts.every(getPropertiesOfType(typeToSerialize), function (p) { return ts.isIdentifierText(ts.symbolName(p), languageVersion); });
-                }
-                function makeSerializePropertySymbol(createProperty, methodKind, useAccessors) {
-                    return function serializePropertySymbol(p, isStatic, baseType) {
-                        var modifierFlags = ts.getDeclarationModifierFlagsFromSymbol(p);
-                        var isPrivate = !!(modifierFlags & 8);
-                        if (isStatic && (p.flags & (788968 | 1920 | 2097152))) {
-                            return [];
-                        }
-                        if (p.flags & 4194304 ||
-                            (baseType && getPropertyOfType(baseType, p.escapedName)
-                                && isReadonlySymbol(getPropertyOfType(baseType, p.escapedName)) === isReadonlySymbol(p)
-                                && (p.flags & 16777216) === (getPropertyOfType(baseType, p.escapedName).flags & 16777216)
-                                && isTypeIdenticalTo(getTypeOfSymbol(p), getTypeOfPropertyOfType(baseType, p.escapedName)))) {
-                            return [];
-                        }
-                        var flag = (modifierFlags & ~256) | (isStatic ? 32 : 0);
-                        var name = getPropertyNameNodeForSymbol(p, context);
-                        var firstPropertyLikeDecl = ts.find(p.declarations, ts.or(ts.isPropertyDeclaration, ts.isAccessor, ts.isVariableDeclaration, ts.isPropertySignature, ts.isBinaryExpression, ts.isPropertyAccessExpression));
-                        if (p.flags & 98304 && useAccessors) {
-                            var result = [];
-                            if (p.flags & 65536) {
-                                result.push(ts.setTextRange(ts.factory.createSetAccessorDeclaration(undefined, ts.factory.createModifiersFromModifierFlags(flag), name, [ts.factory.createParameterDeclaration(undefined, undefined, undefined, "arg", undefined, isPrivate ? undefined : serializeTypeForDeclaration(context, getTypeOfSymbol(p), p, enclosingDeclaration, includePrivateSymbol, bundled))], undefined), ts.find(p.declarations, ts.isSetAccessor) || firstPropertyLikeDecl));
-                            }
-                            if (p.flags & 32768) {
-                                var isPrivate_1 = modifierFlags & 8;
-                                result.push(ts.setTextRange(ts.factory.createGetAccessorDeclaration(undefined, ts.factory.createModifiersFromModifierFlags(flag), name, [], isPrivate_1 ? undefined : serializeTypeForDeclaration(context, getTypeOfSymbol(p), p, enclosingDeclaration, includePrivateSymbol, bundled), undefined), ts.find(p.declarations, ts.isGetAccessor) || firstPropertyLikeDecl));
-                            }
-                            return result;
-                        }
-                        else if (p.flags & (4 | 3 | 98304)) {
-                            return ts.setTextRange(createProperty(undefined, ts.factory.createModifiersFromModifierFlags((isReadonlySymbol(p) ? 64 : 0) | flag), name, p.flags & 16777216 ? ts.factory.createToken(57) : undefined, isPrivate ? undefined : serializeTypeForDeclaration(context, getTypeOfSymbol(p), p, enclosingDeclaration, includePrivateSymbol, bundled), undefined), ts.find(p.declarations, ts.or(ts.isPropertyDeclaration, ts.isVariableDeclaration)) || firstPropertyLikeDecl);
-                        }
-                        if (p.flags & (8192 | 16)) {
-                            var type = getTypeOfSymbol(p);
-                            var signatures = getSignaturesOfType(type, 0);
-                            if (flag & 8) {
-                                return ts.setTextRange(createProperty(undefined, ts.factory.createModifiersFromModifierFlags((isReadonlySymbol(p) ? 64 : 0) | flag), name, p.flags & 16777216 ? ts.factory.createToken(57) : undefined, undefined, undefined), ts.find(p.declarations, ts.isFunctionLikeDeclaration) || signatures[0] && signatures[0].declaration || p.declarations[0]);
-                            }
-                            var results_1 = [];
-                            for (var _i = 0, signatures_3 = signatures; _i < signatures_3.length; _i++) {
-                                var sig = signatures_3[_i];
-                                var decl = signatureToSignatureDeclarationHelper(sig, methodKind, context, {
-                                    name: name,
-                                    questionToken: p.flags & 16777216 ? ts.factory.createToken(57) : undefined,
-                                    modifiers: flag ? ts.factory.createModifiersFromModifierFlags(flag) : undefined
-                                });
-                                results_1.push(ts.setTextRange(decl, sig.declaration));
-                            }
-                            return results_1;
-                        }
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
-                    };
-                }
-                function serializePropertySymbolForInterface(p, baseType) {
-                    return serializePropertySymbolForInterfaceWorker(p, false, baseType);
-                }
-                function serializeSignatures(kind, input, baseType, outputKind) {
-                    var signatures = getSignaturesOfType(input, kind);
-                    if (kind === 1) {
-                        if (!baseType && ts.every(signatures, function (s) { return ts.length(s.parameters) === 0; })) {
-                            return [];
-                        }
-                        if (baseType) {
-                            var baseSigs = getSignaturesOfType(baseType, 1);
-                            if (!ts.length(baseSigs) && ts.every(signatures, function (s) { return ts.length(s.parameters) === 0; })) {
-                                return [];
-                            }
-                            if (baseSigs.length === signatures.length) {
-                                var failed = false;
-                                for (var i = 0; i < baseSigs.length; i++) {
-                                    if (!compareSignaturesIdentical(signatures[i], baseSigs[i], false, false, true, compareTypesIdentical)) {
-                                        failed = true;
-                                        break;
-                                    }
-                                }
-                                if (!failed) {
-                                    return [];
-                                }
-                            }
-                        }
-                        var privateProtected = 0;
-                        for (var _i = 0, signatures_4 = signatures; _i < signatures_4.length; _i++) {
-                            var s = signatures_4[_i];
-                            if (s.declaration) {
-                                privateProtected |= ts.getSelectedEffectiveModifierFlags(s.declaration, 8 | 16);
-                            }
-                        }
-                        if (privateProtected) {
-                            return [ts.setTextRange(ts.factory.createConstructorDeclaration(undefined, ts.factory.createModifiersFromModifierFlags(privateProtected), [], undefined), signatures[0].declaration)];
-                        }
-                    }
-                    var results = [];
-                    for (var _a = 0, signatures_5 = signatures; _a < signatures_5.length; _a++) {
-                        var sig = signatures_5[_a];
-                        var decl = signatureToSignatureDeclarationHelper(sig, outputKind, context);
-                        results.push(ts.setTextRange(decl, sig.declaration));
-                    }
-                    return results;
-                }
-                function serializeIndexSignatures(input, baseType) {
-                    var results = [];
-                    for (var _i = 0, _a = [0, 1]; _i < _a.length; _i++) {
-                        var type = _a[_i];
-                        var info = getIndexInfoOfType(input, type);
-                        if (info) {
-                            if (baseType) {
-                                var baseInfo = getIndexInfoOfType(baseType, type);
-                                if (baseInfo) {
-                                    if (isTypeIdenticalTo(info.type, baseInfo.type)) {
-                                        continue;
-                                    }
-                                }
-                            }
-                            results.push(indexInfoToIndexSignatureDeclarationHelper(info, type, context, undefined));
-                        }
-                    }
-                    return results;
-                }
-                function serializeBaseType(t, staticType, rootName) {
-                    var ref = trySerializeAsTypeReference(t, 111551);
-                    if (ref) {
-                        return ref;
-                    }
-                    var tempName = getUnusedName(rootName + "_base");
-                    var statement = ts.factory.createVariableStatement(undefined, ts.factory.createVariableDeclarationList([
-                        ts.factory.createVariableDeclaration(tempName, undefined, typeToTypeNodeHelper(staticType, context))
-                    ], 2));
-                    addResult(statement, 0);
-                    return ts.factory.createExpressionWithTypeArguments(ts.factory.createIdentifier(tempName), undefined);
-                }
-                function trySerializeAsTypeReference(t, flags) {
-                    var typeArgs;
-                    var reference;
-                    if (t.target && isSymbolAccessibleByFlags(t.target.symbol, enclosingDeclaration, flags)) {
-                        typeArgs = ts.map(getTypeArguments(t), function (t) { return typeToTypeNodeHelper(t, context); });
-                        reference = symbolToExpression(t.target.symbol, context, 788968);
-                    }
-                    else if (t.symbol && isSymbolAccessibleByFlags(t.symbol, enclosingDeclaration, flags)) {
-                        reference = symbolToExpression(t.symbol, context, 788968);
-                    }
-                    if (reference) {
-                        return ts.factory.createExpressionWithTypeArguments(reference, typeArgs);
-                    }
-                }
-                function serializeImplementedType(t) {
-                    var ref = trySerializeAsTypeReference(t, 788968);
-                    if (ref) {
-                        return ref;
-                    }
-                    if (t.symbol) {
-                        return ts.factory.createExpressionWithTypeArguments(symbolToExpression(t.symbol, context, 788968), undefined);
-                    }
-                }
-                function getUnusedName(input, symbol) {
-                    var _a, _b;
-                    var id = symbol ? getSymbolId(symbol) : undefined;
-                    if (id) {
-                        if (context.remappedSymbolNames.has(id)) {
-                            return context.remappedSymbolNames.get(id);
-                        }
-                    }
-                    if (symbol) {
-                        input = getNameCandidateWorker(symbol, input);
-                    }
-                    var i = 0;
-                    var original = input;
-                    while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
-                        i++;
-                        input = original + "_" + i;
-                    }
-                    (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
-                    if (id) {
-                        context.remappedSymbolNames.set(id, input);
-                    }
-                    return input;
-                }
-                function getNameCandidateWorker(symbol, localName) {
-                    if (localName === "default" || localName === "__class" || localName === "__function") {
-                        var flags = context.flags;
-                        context.flags |= 16777216;
-                        var nameCandidate = getNameOfSymbolAsWritten(symbol, context);
-                        context.flags = flags;
-                        localName = nameCandidate.length > 0 && ts.isSingleOrDoubleQuote(nameCandidate.charCodeAt(0)) ? ts.stripQuotes(nameCandidate) : nameCandidate;
-                    }
-                    if (localName === "default") {
-                        localName = "_default";
-                    }
-                    else if (localName === "export=") {
-                        localName = "_exports";
-                    }
-                    localName = ts.isIdentifierText(localName, languageVersion) && !ts.isStringANonContextualKeyword(localName) ? localName : "_" + localName.replace(/[^a-zA-Z0-9]/g, "_");
-                    return localName;
-                }
-                function getInternalSymbolName(symbol, localName) {
-                    var id = getSymbolId(symbol);
-                    if (context.remappedSymbolNames.has(id)) {
-                        return context.remappedSymbolNames.get(id);
-                    }
-                    localName = getNameCandidateWorker(symbol, localName);
-                    context.remappedSymbolNames.set(id, localName);
-                    return localName;
-                }
-            }
-        }
-        function typePredicateToString(typePredicate, enclosingDeclaration, flags, writer) {
-            if (flags === void 0) { flags = 16384; }
-            return writer ? typePredicateToStringWorker(writer).getText() : ts.usingSingleLineStringWriter(typePredicateToStringWorker);
-            function typePredicateToStringWorker(writer) {
-                var predicate = ts.factory.createTypePredicateNode(typePredicate.kind === 2 || typePredicate.kind === 3 ? ts.factory.createToken(127) : undefined, typePredicate.kind === 1 || typePredicate.kind === 3 ? ts.factory.createIdentifier(typePredicate.parameterName) : ts.factory.createThisTypeNode(), typePredicate.type && nodeBuilder.typeToTypeNode(typePredicate.type, enclosingDeclaration, toNodeBuilderFlags(flags) | 70221824 | 512));
-                var printer = ts.createPrinter({ removeComments: true });
-                var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration);
-                printer.writeNode(4, predicate, sourceFile, writer);
-                return writer;
-            }
-        }
-        function formatUnionTypes(types) {
-            var result = [];
-            var flags = 0;
-            for (var i = 0; i < types.length; i++) {
-                var t = types[i];
-                flags |= t.flags;
-                if (!(t.flags & 98304)) {
-                    if (t.flags & (512 | 1024)) {
-                        var baseType = t.flags & 512 ? booleanType : getBaseTypeOfEnumLiteralType(t);
-                        if (baseType.flags & 1048576) {
-                            var count = baseType.types.length;
-                            if (i + count <= types.length && getRegularTypeOfLiteralType(types[i + count - 1]) === getRegularTypeOfLiteralType(baseType.types[count - 1])) {
-                                result.push(baseType);
-                                i += count - 1;
-                                continue;
-                            }
-                        }
-                    }
-                    result.push(t);
-                }
-            }
-            if (flags & 65536)
-                result.push(nullType);
-            if (flags & 32768)
-                result.push(undefinedType);
-            return result || types;
-        }
-        function visibilityToString(flags) {
-            if (flags === 8) {
-                return "private";
-            }
-            if (flags === 16) {
-                return "protected";
-            }
-            return "public";
-        }
-        function getTypeAliasForTypeLiteral(type) {
-            if (type.symbol && type.symbol.flags & 2048) {
-                var node = ts.walkUpParenthesizedTypes(type.symbol.declarations[0].parent);
-                if (node.kind === 254) {
-                    return getSymbolOfNode(node);
-                }
-            }
-            return undefined;
-        }
-        function isTopLevelInExternalModuleAugmentation(node) {
-            return node && node.parent &&
-                node.parent.kind === 257 &&
-                ts.isExternalModuleAugmentation(node.parent.parent);
-        }
-        function isDefaultBindingContext(location) {
-            return location.kind === 297 || ts.isAmbientModule(location);
-        }
-        function getNameOfSymbolFromNameType(symbol, context) {
-            var nameType = getSymbolLinks(symbol).nameType;
-            if (nameType) {
-                if (nameType.flags & 384) {
-                    var name = "" + nameType.value;
-                    if (!ts.isIdentifierText(name, compilerOptions.target) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34) + "\"";
-                    }
-                    if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
-                    }
-                    return name;
-                }
-                if (nameType.flags & 8192) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
-                }
-            }
-        }
-        function getNameOfSymbolAsWritten(symbol, context) {
-            if (context && symbol.escapedName === "default" && !(context.flags & 16384) &&
-                (!(context.flags & 16777216) ||
-                    !symbol.declarations ||
-                    (context.enclosingDeclaration && ts.findAncestor(symbol.declarations[0], isDefaultBindingContext) !== ts.findAncestor(context.enclosingDeclaration, isDefaultBindingContext)))) {
-                return "default";
-            }
-            if (symbol.declarations && symbol.declarations.length) {
-                var declaration = ts.firstDefined(symbol.declarations, function (d) { return ts.getNameOfDeclaration(d) ? d : undefined; });
-                var name_3 = declaration && ts.getNameOfDeclaration(declaration);
-                if (declaration && name_3) {
-                    if (ts.isCallExpression(declaration) && ts.isBindableObjectDefinePropertyCall(declaration)) {
-                        return ts.symbolName(symbol);
-                    }
-                    if (ts.isComputedPropertyName(name_3) && !(ts.getCheckFlags(symbol) & 4096)) {
-                        var nameType = getSymbolLinks(symbol).nameType;
-                        if (nameType && nameType.flags & 384) {
-                            var result = getNameOfSymbolFromNameType(symbol, context);
-                            if (result !== undefined) {
-                                return result;
-                            }
-                        }
-                    }
-                    return ts.declarationNameToString(name_3);
-                }
-                if (!declaration) {
-                    declaration = symbol.declarations[0];
-                }
-                if (declaration.parent && declaration.parent.kind === 249) {
-                    return ts.declarationNameToString(declaration.parent.name);
-                }
-                switch (declaration.kind) {
-                    case 221:
-                    case 208:
-                    case 209:
-                        if (context && !context.encounteredError && !(context.flags & 131072)) {
-                            context.encounteredError = true;
-                        }
-                        return declaration.kind === 221 ? "(Anonymous class)" : "(Anonymous function)";
-                }
-            }
-            var name = getNameOfSymbolFromNameType(symbol, context);
-            return name !== undefined ? name : ts.symbolName(symbol);
-        }
-        function isDeclarationVisible(node) {
-            if (node) {
-                var links = getNodeLinks(node);
-                if (links.isVisible === undefined) {
-                    links.isVisible = !!determineIfDeclarationIsVisible();
-                }
-                return links.isVisible;
-            }
-            return false;
-            function determineIfDeclarationIsVisible() {
-                switch (node.kind) {
-                    case 324:
-                    case 331:
-                    case 325:
-                        return !!(node.parent && node.parent.parent && node.parent.parent.parent && ts.isSourceFile(node.parent.parent.parent));
-                    case 198:
-                        return isDeclarationVisible(node.parent.parent);
-                    case 249:
-                        if (ts.isBindingPattern(node.name) &&
-                            !node.name.elements.length) {
-                            return false;
-                        }
-                    case 256:
-                    case 252:
-                    case 253:
-                    case 254:
-                    case 251:
-                    case 255:
-                    case 260:
-                        if (ts.isExternalModuleAugmentation(node)) {
-                            return true;
-                        }
-                        var parent = getDeclarationContainer(node);
-                        if (!(ts.getCombinedModifierFlags(node) & 1) &&
-                            !(node.kind !== 260 && parent.kind !== 297 && parent.flags & 8388608)) {
-                            return isGlobalSourceFile(parent);
-                        }
-                        return isDeclarationVisible(parent);
-                    case 163:
-                    case 162:
-                    case 167:
-                    case 168:
-                    case 165:
-                    case 164:
-                        if (ts.hasEffectiveModifier(node, 8 | 16)) {
-                            return false;
-                        }
-                    case 166:
-                    case 170:
-                    case 169:
-                    case 171:
-                    case 160:
-                    case 257:
-                    case 174:
-                    case 175:
-                    case 177:
-                    case 173:
-                    case 178:
-                    case 179:
-                    case 182:
-                    case 183:
-                    case 186:
-                    case 192:
-                        return isDeclarationVisible(node.parent);
-                    case 262:
-                    case 263:
-                    case 265:
-                        return false;
-                    case 159:
-                    case 297:
-                    case 259:
-                        return true;
-                    case 266:
-                        return false;
-                    default:
-                        return false;
-                }
-            }
-        }
-        function collectLinkedAliases(node, setVisibility) {
-            var exportSymbol;
-            if (node.parent && node.parent.kind === 266) {
-                exportSymbol = resolveName(node, node.escapedText, 111551 | 788968 | 1920 | 2097152, undefined, node, false);
-            }
-            else if (node.parent.kind === 270) {
-                exportSymbol = getTargetOfExportSpecifier(node.parent, 111551 | 788968 | 1920 | 2097152);
-            }
-            var result;
-            var visited;
-            if (exportSymbol) {
-                visited = new ts.Set();
-                visited.add(getSymbolId(exportSymbol));
-                buildVisibleNodeList(exportSymbol.declarations);
-            }
-            return result;
-            function buildVisibleNodeList(declarations) {
-                ts.forEach(declarations, function (declaration) {
-                    var resultNode = getAnyImportSyntax(declaration) || declaration;
-                    if (setVisibility) {
-                        getNodeLinks(declaration).isVisible = true;
-                    }
-                    else {
-                        result = result || [];
-                        ts.pushIfUnique(result, resultNode);
-                    }
-                    if (ts.isInternalModuleImportEqualsDeclaration(declaration)) {
-                        var internalModuleReference = declaration.moduleReference;
-                        var firstIdentifier = ts.getFirstIdentifier(internalModuleReference);
-                        var importSymbol = resolveName(declaration, firstIdentifier.escapedText, 111551 | 788968 | 1920, undefined, undefined, false);
-                        if (importSymbol && visited) {
-                            if (ts.tryAddToSet(visited, getSymbolId(importSymbol))) {
-                                buildVisibleNodeList(importSymbol.declarations);
-                            }
-                        }
-                    }
-                });
-            }
-        }
-        function pushTypeResolution(target, propertyName) {
-            var resolutionCycleStartIndex = findResolutionCycleStartIndex(target, propertyName);
-            if (resolutionCycleStartIndex >= 0) {
-                var length_3 = resolutionTargets.length;
-                for (var i = resolutionCycleStartIndex; i < length_3; i++) {
-                    resolutionResults[i] = false;
-                }
-                return false;
-            }
-            resolutionTargets.push(target);
-            resolutionResults.push(true);
-            resolutionPropertyNames.push(propertyName);
-            return true;
-        }
-        function findResolutionCycleStartIndex(target, propertyName) {
-            for (var i = resolutionTargets.length - 1; i >= 0; i--) {
-                if (hasType(resolutionTargets[i], resolutionPropertyNames[i])) {
-                    return -1;
-                }
-                if (resolutionTargets[i] === target && resolutionPropertyNames[i] === propertyName) {
-                    return i;
-                }
-            }
-            return -1;
-        }
-        function hasType(target, propertyName) {
-            switch (propertyName) {
-                case 0:
-                    return !!getSymbolLinks(target).type;
-                case 5:
-                    return !!(getNodeLinks(target).resolvedEnumType);
-                case 2:
-                    return !!getSymbolLinks(target).declaredType;
-                case 1:
-                    return !!target.resolvedBaseConstructorType;
-                case 3:
-                    return !!target.resolvedReturnType;
-                case 4:
-                    return !!target.immediateBaseConstraint;
-                case 6:
-                    return !!target.resolvedTypeArguments;
-                case 7:
-                    return !!target.baseTypesResolved;
-            }
-            return ts.Debug.assertNever(propertyName);
-        }
-        function popTypeResolution() {
-            resolutionTargets.pop();
-            resolutionPropertyNames.pop();
-            return resolutionResults.pop();
-        }
-        function getDeclarationContainer(node) {
-            return ts.findAncestor(ts.getRootDeclaration(node), function (node) {
-                switch (node.kind) {
-                    case 249:
-                    case 250:
-                    case 265:
-                    case 264:
-                    case 263:
-                    case 262:
-                        return false;
-                    default:
-                        return true;
-                }
-            }).parent;
-        }
-        function getTypeOfPrototypeProperty(prototype) {
-            var classType = getDeclaredTypeOfSymbol(getParentOfSymbol(prototype));
-            return classType.typeParameters ? createTypeReference(classType, ts.map(classType.typeParameters, function (_) { return anyType; })) : classType;
-        }
-        function getTypeOfPropertyOfType(type, name) {
-            var prop = getPropertyOfType(type, name);
-            return prop ? getTypeOfSymbol(prop) : undefined;
-        }
-        function getTypeOfPropertyOrIndexSignature(type, name) {
-            return getTypeOfPropertyOfType(type, name) || isNumericLiteralName(name) && getIndexTypeOfType(type, 1) || getIndexTypeOfType(type, 0) || unknownType;
-        }
-        function isTypeAny(type) {
-            return type && (type.flags & 1) !== 0;
-        }
-        function getTypeForBindingElementParent(node) {
-            var symbol = getSymbolOfNode(node);
-            return symbol && getSymbolLinks(symbol).type || getTypeForVariableLikeDeclaration(node, false);
-        }
-        function getRestType(source, properties, symbol) {
-            source = filterType(source, function (t) { return !(t.flags & 98304); });
-            if (source.flags & 131072) {
-                return emptyObjectType;
-            }
-            if (source.flags & 1048576) {
-                return mapType(source, function (t) { return getRestType(t, properties, symbol); });
-            }
-            var omitKeyType = getUnionType(ts.map(properties, getLiteralTypeFromPropertyName));
-            if (isGenericObjectType(source) || isGenericIndexType(omitKeyType)) {
-                if (omitKeyType.flags & 131072) {
-                    return source;
-                }
-                var omitTypeAlias = getGlobalOmitSymbol();
-                if (!omitTypeAlias) {
-                    return errorType;
-                }
-                return getTypeAliasInstantiation(omitTypeAlias, [source, omitKeyType]);
-            }
-            var members = ts.createSymbolTable();
-            for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) {
-                var prop = _a[_i];
-                if (!isTypeAssignableTo(getLiteralTypeFromProperty(prop, 8576), omitKeyType)
-                    && !(ts.getDeclarationModifierFlagsFromSymbol(prop) & (8 | 16))
-                    && isSpreadableProperty(prop)) {
-                    members.set(prop.escapedName, getSpreadSymbol(prop, false));
-                }
-            }
-            var stringIndexInfo = getIndexInfoOfType(source, 0);
-            var numberIndexInfo = getIndexInfoOfType(source, 1);
-            var result = createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
-            result.objectFlags |= 131072;
-            return result;
-        }
-        function getFlowTypeOfDestructuring(node, declaredType) {
-            var reference = getSyntheticElementAccess(node);
-            return reference ? getFlowTypeOfReference(reference, declaredType) : declaredType;
-        }
-        function getSyntheticElementAccess(node) {
-            var parentAccess = getParentElementAccess(node);
-            if (parentAccess && parentAccess.flowNode) {
-                var propName = getDestructuringPropertyName(node);
-                if (propName) {
-                    var literal = ts.setTextRange(ts.parseNodeFactory.createStringLiteral(propName), node);
-                    var lhsExpr = ts.isLeftHandSideExpression(parentAccess) ? parentAccess : ts.parseNodeFactory.createParenthesizedExpression(parentAccess);
-                    var result = ts.setTextRange(ts.parseNodeFactory.createElementAccessExpression(lhsExpr, literal), node);
-                    ts.setParent(literal, result);
-                    ts.setParent(result, node);
-                    if (lhsExpr !== parentAccess) {
-                        ts.setParent(lhsExpr, result);
-                    }
-                    result.flowNode = parentAccess.flowNode;
-                    return result;
-                }
-            }
-        }
-        function getParentElementAccess(node) {
-            var ancestor = node.parent.parent;
-            switch (ancestor.kind) {
-                case 198:
-                case 288:
-                    return getSyntheticElementAccess(ancestor);
-                case 199:
-                    return getSyntheticElementAccess(node.parent);
-                case 249:
-                    return ancestor.initializer;
-                case 216:
-                    return ancestor.right;
-            }
-        }
-        function getDestructuringPropertyName(node) {
-            var parent = node.parent;
-            if (node.kind === 198 && parent.kind === 196) {
-                return getLiteralPropertyNameText(node.propertyName || node.name);
-            }
-            if (node.kind === 288 || node.kind === 289) {
-                return getLiteralPropertyNameText(node.name);
-            }
-            return "" + parent.elements.indexOf(node);
-        }
-        function getLiteralPropertyNameText(name) {
-            var type = getLiteralTypeFromPropertyName(name);
-            return type.flags & (128 | 256) ? "" + type.value : undefined;
-        }
-        function getTypeForBindingElement(declaration) {
-            var pattern = declaration.parent;
-            var parentType = getTypeForBindingElementParent(pattern.parent);
-            if (!parentType || isTypeAny(parentType)) {
-                return parentType;
-            }
-            if (strictNullChecks && declaration.flags & 8388608 && ts.isParameterDeclaration(declaration)) {
-                parentType = getNonNullableType(parentType);
-            }
-            else if (strictNullChecks && pattern.parent.initializer && !(getTypeFacts(getTypeOfInitializer(pattern.parent.initializer)) & 65536)) {
-                parentType = getTypeWithFacts(parentType, 524288);
-            }
-            var type;
-            if (pattern.kind === 196) {
-                if (declaration.dotDotDotToken) {
-                    parentType = getReducedType(parentType);
-                    if (parentType.flags & 2 || !isValidSpreadType(parentType)) {
-                        error(declaration, ts.Diagnostics.Rest_types_may_only_be_created_from_object_types);
-                        return errorType;
-                    }
-                    var literalMembers = [];
-                    for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
-                        var element = _a[_i];
-                        if (!element.dotDotDotToken) {
-                            literalMembers.push(element.propertyName || element.name);
-                        }
-                    }
-                    type = getRestType(parentType, literalMembers, declaration.symbol);
-                }
-                else {
-                    var name = declaration.propertyName || declaration.name;
-                    var indexType = getLiteralTypeFromPropertyName(name);
-                    var declaredType = getConstraintForLocation(getIndexedAccessType(parentType, indexType, undefined, name, undefined, undefined, 16), declaration.name);
-                    type = getFlowTypeOfDestructuring(declaration, declaredType);
-                }
-            }
-            else {
-                var elementType = checkIteratedTypeOrElementType(65 | (declaration.dotDotDotToken ? 0 : 128), parentType, undefinedType, pattern);
-                var index_2 = pattern.elements.indexOf(declaration);
-                if (declaration.dotDotDotToken) {
-                    type = everyType(parentType, isTupleType) ?
-                        mapType(parentType, function (t) { return sliceTupleType(t, index_2); }) :
-                        createArrayType(elementType);
-                }
-                else if (isArrayLikeType(parentType)) {
-                    var indexType = getLiteralType(index_2);
-                    var accessFlags = hasDefaultValue(declaration) ? 8 : 0;
-                    var declaredType = getConstraintForLocation(getIndexedAccessTypeOrUndefined(parentType, indexType, undefined, declaration.name, accessFlags | 16) || errorType, declaration.name);
-                    type = getFlowTypeOfDestructuring(declaration, declaredType);
-                }
-                else {
-                    type = elementType;
-                }
-            }
-            if (!declaration.initializer) {
-                return type;
-            }
-            if (ts.getEffectiveTypeAnnotationNode(ts.walkUpBindingElementsAndPatterns(declaration))) {
-                return strictNullChecks && !(getFalsyFlags(checkDeclarationInitializer(declaration)) & 32768) ?
-                    getTypeWithFacts(type, 524288) :
-                    type;
-            }
-            return widenTypeInferredFromInitializer(declaration, getUnionType([getTypeWithFacts(type, 524288), checkDeclarationInitializer(declaration)], 2));
-        }
-        function getTypeForDeclarationFromJSDocComment(declaration) {
-            var jsdocType = ts.getJSDocType(declaration);
-            if (jsdocType) {
-                return getTypeFromTypeNode(jsdocType);
-            }
-            return undefined;
-        }
-        function isNullOrUndefined(node) {
-            var expr = ts.skipParentheses(node);
-            return expr.kind === 103 || expr.kind === 78 && getResolvedSymbol(expr) === undefinedSymbol;
-        }
-        function isEmptyArrayLiteral(node) {
-            var expr = ts.skipParentheses(node);
-            return expr.kind === 199 && expr.elements.length === 0;
-        }
-        function addOptionality(type, optional) {
-            if (optional === void 0) { optional = true; }
-            return strictNullChecks && optional ? getOptionalType(type) : type;
-        }
-        function getTypeForVariableLikeDeclaration(declaration, includeOptionality) {
-            if (ts.isVariableDeclaration(declaration) && declaration.parent.parent.kind === 238) {
-                var indexType = getIndexType(getNonNullableTypeIfNeeded(checkExpression(declaration.parent.parent.expression)));
-                return indexType.flags & (262144 | 4194304) ? getExtractStringType(indexType) : stringType;
-            }
-            if (ts.isVariableDeclaration(declaration) && declaration.parent.parent.kind === 239) {
-                var forOfStatement = declaration.parent.parent;
-                return checkRightHandSideOfForOf(forOfStatement) || anyType;
-            }
-            if (ts.isBindingPattern(declaration.parent)) {
-                return getTypeForBindingElement(declaration);
-            }
-            var isOptional = includeOptionality && (ts.isParameter(declaration) && isJSDocOptionalParameter(declaration)
-                || isOptionalJSDocPropertyLikeTag(declaration)
-                || !ts.isBindingElement(declaration) && !ts.isVariableDeclaration(declaration) && !!declaration.questionToken);
-            var declaredType = tryGetTypeFromEffectiveTypeNode(declaration);
-            if (declaredType) {
-                return addOptionality(declaredType, isOptional);
-            }
-            if ((noImplicitAny || ts.isInJSFile(declaration)) &&
-                ts.isVariableDeclaration(declaration) && !ts.isBindingPattern(declaration.name) &&
-                !(ts.getCombinedModifierFlags(declaration) & 1) && !(declaration.flags & 8388608)) {
-                if (!(ts.getCombinedNodeFlags(declaration) & 2) && (!declaration.initializer || isNullOrUndefined(declaration.initializer))) {
-                    return autoType;
-                }
-                if (declaration.initializer && isEmptyArrayLiteral(declaration.initializer)) {
-                    return autoArrayType;
-                }
-            }
-            if (ts.isParameter(declaration)) {
-                var func = declaration.parent;
-                if (func.kind === 168 && !hasNonBindableDynamicName(func)) {
-                    var getter = ts.getDeclarationOfKind(getSymbolOfNode(declaration.parent), 167);
-                    if (getter) {
-                        var getterSignature = getSignatureFromDeclaration(getter);
-                        var thisParameter = getAccessorThisParameter(func);
-                        if (thisParameter && declaration === thisParameter) {
-                            ts.Debug.assert(!thisParameter.type);
-                            return getTypeOfSymbol(getterSignature.thisParameter);
-                        }
-                        return getReturnTypeOfSignature(getterSignature);
-                    }
-                }
-                if (ts.isInJSFile(declaration)) {
-                    var typeTag = ts.getJSDocType(func);
-                    if (typeTag && ts.isFunctionTypeNode(typeTag)) {
-                        var signature = getSignatureFromDeclaration(typeTag);
-                        var pos = func.parameters.indexOf(declaration);
-                        return declaration.dotDotDotToken ? getRestTypeAtPosition(signature, pos) : getTypeAtPosition(signature, pos);
-                    }
-                }
-                var type = declaration.symbol.escapedName === "this" ? getContextualThisParameterType(func) : getContextuallyTypedParameterType(declaration);
-                if (type) {
-                    return addOptionality(type, isOptional);
-                }
-            }
-            if (ts.hasOnlyExpressionInitializer(declaration) && !!declaration.initializer) {
-                if (ts.isInJSFile(declaration) && !ts.isParameter(declaration)) {
-                    var containerObjectType = getJSContainerObjectType(declaration, getSymbolOfNode(declaration), ts.getDeclaredExpandoInitializer(declaration));
-                    if (containerObjectType) {
-                        return containerObjectType;
-                    }
-                }
-                var type = widenTypeInferredFromInitializer(declaration, checkDeclarationInitializer(declaration));
-                return addOptionality(type, isOptional);
-            }
-            if (ts.isPropertyDeclaration(declaration) && !ts.hasStaticModifier(declaration) && (noImplicitAny || ts.isInJSFile(declaration))) {
-                var constructor = findConstructorDeclaration(declaration.parent);
-                var type = constructor ? getFlowTypeInConstructor(declaration.symbol, constructor) :
-                    ts.getEffectiveModifierFlags(declaration) & 2 ? getTypeOfPropertyInBaseClass(declaration.symbol) :
-                        undefined;
-                return type && addOptionality(type, isOptional);
-            }
-            if (ts.isJsxAttribute(declaration)) {
-                return trueType;
-            }
-            if (ts.isBindingPattern(declaration.name)) {
-                return getTypeFromBindingPattern(declaration.name, false, true);
-            }
-            return undefined;
-        }
-        function isConstructorDeclaredProperty(symbol) {
-            if (symbol.valueDeclaration && ts.isBinaryExpression(symbol.valueDeclaration)) {
-                var links = getSymbolLinks(symbol);
-                if (links.isConstructorDeclaredProperty === undefined) {
-                    links.isConstructorDeclaredProperty = false;
-                    links.isConstructorDeclaredProperty = !!getDeclaringConstructor(symbol) && ts.every(symbol.declarations, function (declaration) {
-                        return ts.isBinaryExpression(declaration) &&
-                            isPossiblyAliasedThisProperty(declaration) &&
-                            (declaration.left.kind !== 202 || ts.isStringOrNumericLiteralLike(declaration.left.argumentExpression)) &&
-                            !getAnnotatedTypeForAssignmentDeclaration(undefined, declaration, symbol, declaration);
-                    });
-                }
-                return links.isConstructorDeclaredProperty;
-            }
-            return false;
-        }
-        function isAutoTypedProperty(symbol) {
-            var declaration = symbol.valueDeclaration;
-            return declaration && ts.isPropertyDeclaration(declaration) && !ts.getEffectiveTypeAnnotationNode(declaration) &&
-                !declaration.initializer && (noImplicitAny || ts.isInJSFile(declaration));
-        }
-        function getDeclaringConstructor(symbol) {
-            for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                var declaration = _a[_i];
-                var container = ts.getThisContainer(declaration, false);
-                if (container && (container.kind === 166 || isJSConstructor(container))) {
-                    return container;
-                }
-            }
-        }
-        function getFlowTypeInConstructor(symbol, constructor) {
-            var accessName = ts.startsWith(symbol.escapedName, "__#")
-                ? ts.factory.createPrivateIdentifier(symbol.escapedName.split("@")[1])
-                : ts.unescapeLeadingUnderscores(symbol.escapedName);
-            var reference = ts.factory.createPropertyAccessExpression(ts.factory.createThis(), accessName);
-            ts.setParent(reference.expression, reference);
-            ts.setParent(reference, constructor);
-            reference.flowNode = constructor.returnFlowNode;
-            var flowType = getFlowTypeOfProperty(reference, symbol);
-            if (noImplicitAny && (flowType === autoType || flowType === autoArrayType)) {
-                error(symbol.valueDeclaration, ts.Diagnostics.Member_0_implicitly_has_an_1_type, symbolToString(symbol), typeToString(flowType));
-            }
-            return everyType(flowType, isNullableType) ? undefined : convertAutoToAny(flowType);
-        }
-        function getFlowTypeOfProperty(reference, prop) {
-            var initialType = prop && (!isAutoTypedProperty(prop) || ts.getEffectiveModifierFlags(prop.valueDeclaration) & 2) && getTypeOfPropertyInBaseClass(prop) || undefinedType;
-            return getFlowTypeOfReference(reference, autoType, initialType);
-        }
-        function getWidenedTypeForAssignmentDeclaration(symbol, resolvedSymbol) {
-            var container = ts.getAssignedExpandoInitializer(symbol.valueDeclaration);
-            if (container) {
-                var tag = ts.getJSDocTypeTag(container);
-                if (tag && tag.typeExpression) {
-                    return getTypeFromTypeNode(tag.typeExpression);
-                }
-                var containerObjectType = getJSContainerObjectType(symbol.valueDeclaration, symbol, container);
-                return containerObjectType || getWidenedLiteralType(checkExpressionCached(container));
-            }
-            var type;
-            var definedInConstructor = false;
-            var definedInMethod = false;
-            if (isConstructorDeclaredProperty(symbol)) {
-                type = getFlowTypeInConstructor(symbol, getDeclaringConstructor(symbol));
-            }
-            if (!type) {
-                var jsdocType = void 0;
-                var types = void 0;
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var declaration = _a[_i];
-                    var expression = (ts.isBinaryExpression(declaration) || ts.isCallExpression(declaration)) ? declaration :
-                        ts.isAccessExpression(declaration) ? ts.isBinaryExpression(declaration.parent) ? declaration.parent : declaration :
-                            undefined;
-                    if (!expression) {
-                        continue;
-                    }
-                    var kind = ts.isAccessExpression(expression)
-                        ? ts.getAssignmentDeclarationPropertyAccessKind(expression)
-                        : ts.getAssignmentDeclarationKind(expression);
-                    if (kind === 4 || ts.isBinaryExpression(expression) && isPossiblyAliasedThisProperty(expression, kind)) {
-                        if (isDeclarationInConstructor(expression)) {
-                            definedInConstructor = true;
-                        }
-                        else {
-                            definedInMethod = true;
-                        }
-                    }
-                    if (!ts.isCallExpression(expression)) {
-                        jsdocType = getAnnotatedTypeForAssignmentDeclaration(jsdocType, expression, symbol, declaration);
-                    }
-                    if (!jsdocType) {
-                        (types || (types = [])).push((ts.isBinaryExpression(expression) || ts.isCallExpression(expression)) ? getInitializerTypeFromAssignmentDeclaration(symbol, resolvedSymbol, expression, kind) : neverType);
-                    }
-                }
-                type = jsdocType;
-                if (!type) {
-                    if (!ts.length(types)) {
-                        return errorType;
-                    }
-                    var constructorTypes = definedInConstructor ? getConstructorDefinedThisAssignmentTypes(types, symbol.declarations) : undefined;
-                    if (definedInMethod) {
-                        var propType = getTypeOfPropertyInBaseClass(symbol);
-                        if (propType) {
-                            (constructorTypes || (constructorTypes = [])).push(propType);
-                            definedInConstructor = true;
-                        }
-                    }
-                    var sourceTypes = ts.some(constructorTypes, function (t) { return !!(t.flags & ~98304); }) ? constructorTypes : types;
-                    type = getUnionType(sourceTypes, 2);
-                }
-            }
-            var widened = getWidenedType(addOptionality(type, definedInMethod && !definedInConstructor));
-            if (filterType(widened, function (t) { return !!(t.flags & ~98304); }) === neverType) {
-                reportImplicitAny(symbol.valueDeclaration, anyType);
-                return anyType;
-            }
-            return widened;
-        }
-        function getJSContainerObjectType(decl, symbol, init) {
-            var _a, _b;
-            if (!ts.isInJSFile(decl) || !init || !ts.isObjectLiteralExpression(init) || init.properties.length) {
-                return undefined;
-            }
-            var exports = ts.createSymbolTable();
-            while (ts.isBinaryExpression(decl) || ts.isPropertyAccessExpression(decl)) {
-                var s_2 = getSymbolOfNode(decl);
-                if ((_a = s_2 === null || s_2 === void 0 ? void 0 : s_2.exports) === null || _a === void 0 ? void 0 : _a.size) {
-                    mergeSymbolTable(exports, s_2.exports);
-                }
-                decl = ts.isBinaryExpression(decl) ? decl.parent : decl.parent.parent;
-            }
-            var s = getSymbolOfNode(decl);
-            if ((_b = s === null || s === void 0 ? void 0 : s.exports) === null || _b === void 0 ? void 0 : _b.size) {
-                mergeSymbolTable(exports, s.exports);
-            }
-            var type = createAnonymousType(symbol, exports, ts.emptyArray, ts.emptyArray, undefined, undefined);
-            type.objectFlags |= 16384;
-            return type;
-        }
-        function getAnnotatedTypeForAssignmentDeclaration(declaredType, expression, symbol, declaration) {
-            var typeNode = ts.getEffectiveTypeAnnotationNode(expression.parent);
-            if (typeNode) {
-                var type = getWidenedType(getTypeFromTypeNode(typeNode));
-                if (!declaredType) {
-                    return type;
-                }
-                else if (declaredType !== errorType && type !== errorType && !isTypeIdenticalTo(declaredType, type)) {
-                    errorNextVariableOrPropertyDeclarationMustHaveSameType(undefined, declaredType, declaration, type);
-                }
-            }
-            if (symbol.parent) {
-                var typeNode_2 = ts.getEffectiveTypeAnnotationNode(symbol.parent.valueDeclaration);
-                if (typeNode_2) {
-                    return getTypeOfPropertyOfType(getTypeFromTypeNode(typeNode_2), symbol.escapedName);
-                }
-            }
-            return declaredType;
-        }
-        function getInitializerTypeFromAssignmentDeclaration(symbol, resolvedSymbol, expression, kind) {
-            if (ts.isCallExpression(expression)) {
-                if (resolvedSymbol) {
-                    return getTypeOfSymbol(resolvedSymbol);
-                }
-                var objectLitType = checkExpressionCached(expression.arguments[2]);
-                var valueType = getTypeOfPropertyOfType(objectLitType, "value");
-                if (valueType) {
-                    return valueType;
-                }
-                var getFunc = getTypeOfPropertyOfType(objectLitType, "get");
-                if (getFunc) {
-                    var getSig = getSingleCallSignature(getFunc);
-                    if (getSig) {
-                        return getReturnTypeOfSignature(getSig);
-                    }
-                }
-                var setFunc = getTypeOfPropertyOfType(objectLitType, "set");
-                if (setFunc) {
-                    var setSig = getSingleCallSignature(setFunc);
-                    if (setSig) {
-                        return getTypeOfFirstParameterOfSignature(setSig);
-                    }
-                }
-                return anyType;
-            }
-            if (containsSameNamedThisProperty(expression.left, expression.right)) {
-                return anyType;
-            }
-            var type = resolvedSymbol ? getTypeOfSymbol(resolvedSymbol) : getWidenedLiteralType(checkExpressionCached(expression.right));
-            if (type.flags & 524288 &&
-                kind === 2 &&
-                symbol.escapedName === "export=") {
-                var exportedType = resolveStructuredTypeMembers(type);
-                var members_4 = ts.createSymbolTable();
-                ts.copyEntries(exportedType.members, members_4);
-                var initialSize = members_4.size;
-                if (resolvedSymbol && !resolvedSymbol.exports) {
-                    resolvedSymbol.exports = ts.createSymbolTable();
-                }
-                (resolvedSymbol || symbol).exports.forEach(function (s, name) {
-                    var _a;
-                    var exportedMember = members_4.get(name);
-                    if (exportedMember && exportedMember !== s) {
-                        if (s.flags & 111551 && exportedMember.flags & 111551) {
-                            if (ts.getSourceFileOfNode(s.valueDeclaration) !== ts.getSourceFileOfNode(exportedMember.valueDeclaration)) {
-                                var unescapedName = ts.unescapeLeadingUnderscores(s.escapedName);
-                                var exportedMemberName = ((_a = ts.tryCast(exportedMember.valueDeclaration, ts.isNamedDeclaration)) === null || _a === void 0 ? void 0 : _a.name) || exportedMember.valueDeclaration;
-                                ts.addRelatedInfo(error(s.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0, unescapedName), ts.createDiagnosticForNode(exportedMemberName, ts.Diagnostics._0_was_also_declared_here, unescapedName));
-                                ts.addRelatedInfo(error(exportedMemberName, ts.Diagnostics.Duplicate_identifier_0, unescapedName), ts.createDiagnosticForNode(s.valueDeclaration, ts.Diagnostics._0_was_also_declared_here, unescapedName));
-                            }
-                            var union = createSymbol(s.flags | exportedMember.flags, name);
-                            union.type = getUnionType([getTypeOfSymbol(s), getTypeOfSymbol(exportedMember)]);
-                            union.valueDeclaration = exportedMember.valueDeclaration;
-                            union.declarations = ts.concatenate(exportedMember.declarations, s.declarations);
-                            members_4.set(name, union);
-                        }
-                        else {
-                            members_4.set(name, mergeSymbol(s, exportedMember));
-                        }
-                    }
-                    else {
-                        members_4.set(name, s);
-                    }
-                });
-                var result = createAnonymousType(initialSize !== members_4.size ? undefined : exportedType.symbol, members_4, exportedType.callSignatures, exportedType.constructSignatures, exportedType.stringIndexInfo, exportedType.numberIndexInfo);
-                result.objectFlags |= (ts.getObjectFlags(type) & 16384);
-                if (result.symbol && result.symbol.flags & 32 && type === getDeclaredTypeOfClassOrInterface(result.symbol)) {
-                    result.objectFlags |= 1073741824;
-                }
-                return result;
-            }
-            if (isEmptyArrayLiteralType(type)) {
-                reportImplicitAny(expression, anyArrayType);
-                return anyArrayType;
-            }
-            return type;
-        }
-        function containsSameNamedThisProperty(thisProperty, expression) {
-            return ts.isPropertyAccessExpression(thisProperty)
-                && thisProperty.expression.kind === 107
-                && ts.forEachChildRecursively(expression, function (n) { return isMatchingReference(thisProperty, n); });
-        }
-        function isDeclarationInConstructor(expression) {
-            var thisContainer = ts.getThisContainer(expression, false);
-            return thisContainer.kind === 166 ||
-                thisContainer.kind === 251 ||
-                (thisContainer.kind === 208 && !ts.isPrototypePropertyAssignment(thisContainer.parent));
-        }
-        function getConstructorDefinedThisAssignmentTypes(types, declarations) {
-            ts.Debug.assert(types.length === declarations.length);
-            return types.filter(function (_, i) {
-                var declaration = declarations[i];
-                var expression = ts.isBinaryExpression(declaration) ? declaration :
-                    ts.isBinaryExpression(declaration.parent) ? declaration.parent : undefined;
-                return expression && isDeclarationInConstructor(expression);
-            });
-        }
-        function getTypeFromBindingElement(element, includePatternInType, reportErrors) {
-            if (element.initializer) {
-                var contextualType = ts.isBindingPattern(element.name) ? getTypeFromBindingPattern(element.name, true, false) : unknownType;
-                return addOptionality(widenTypeInferredFromInitializer(element, checkDeclarationInitializer(element, contextualType)));
-            }
-            if (ts.isBindingPattern(element.name)) {
-                return getTypeFromBindingPattern(element.name, includePatternInType, reportErrors);
-            }
-            if (reportErrors && !declarationBelongsToPrivateAmbientMember(element)) {
-                reportImplicitAny(element, anyType);
-            }
-            return includePatternInType ? nonInferrableAnyType : anyType;
-        }
-        function getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) {
-            var members = ts.createSymbolTable();
-            var stringIndexInfo;
-            var objectFlags = 128 | 1048576;
-            ts.forEach(pattern.elements, function (e) {
-                var name = e.propertyName || e.name;
-                if (e.dotDotDotToken) {
-                    stringIndexInfo = createIndexInfo(anyType, false);
-                    return;
-                }
-                var exprType = getLiteralTypeFromPropertyName(name);
-                if (!isTypeUsableAsPropertyName(exprType)) {
-                    objectFlags |= 512;
-                    return;
-                }
-                var text = getPropertyNameFromType(exprType);
-                var flags = 4 | (e.initializer ? 16777216 : 0);
-                var symbol = createSymbol(flags, text);
-                symbol.type = getTypeFromBindingElement(e, includePatternInType, reportErrors);
-                symbol.bindingElement = e;
-                members.set(symbol.escapedName, symbol);
-            });
-            var result = createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined);
-            result.objectFlags |= objectFlags;
-            if (includePatternInType) {
-                result.pattern = pattern;
-                result.objectFlags |= 1048576;
-            }
-            return result;
-        }
-        function getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors) {
-            var elements = pattern.elements;
-            var lastElement = ts.lastOrUndefined(elements);
-            var restElement = lastElement && lastElement.kind === 198 && lastElement.dotDotDotToken ? lastElement : undefined;
-            if (elements.length === 0 || elements.length === 1 && restElement) {
-                return languageVersion >= 2 ? createIterableType(anyType) : anyArrayType;
-            }
-            var elementTypes = ts.map(elements, function (e) { return ts.isOmittedExpression(e) ? anyType : getTypeFromBindingElement(e, includePatternInType, reportErrors); });
-            var minLength = ts.findLastIndex(elements, function (e) { return !(e === restElement || ts.isOmittedExpression(e) || hasDefaultValue(e)); }, elements.length - 1) + 1;
-            var elementFlags = ts.map(elements, function (e, i) { return e === restElement ? 4 : i >= minLength ? 2 : 1; });
-            var result = createTupleType(elementTypes, elementFlags);
-            if (includePatternInType) {
-                result = cloneTypeReference(result);
-                result.pattern = pattern;
-                result.objectFlags |= 1048576;
-            }
-            return result;
-        }
-        function getTypeFromBindingPattern(pattern, includePatternInType, reportErrors) {
-            if (includePatternInType === void 0) { includePatternInType = false; }
-            if (reportErrors === void 0) { reportErrors = false; }
-            return pattern.kind === 196
-                ? getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors)
-                : getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors);
-        }
-        function getWidenedTypeForVariableLikeDeclaration(declaration, reportErrors) {
-            return widenTypeForVariableLikeDeclaration(getTypeForVariableLikeDeclaration(declaration, true), declaration, reportErrors);
-        }
-        function widenTypeForVariableLikeDeclaration(type, declaration, reportErrors) {
-            if (type) {
-                if (reportErrors) {
-                    reportErrorsFromWidening(declaration, type);
-                }
-                if (type.flags & 8192 && (ts.isBindingElement(declaration) || !declaration.type) && type.symbol !== getSymbolOfNode(declaration)) {
-                    type = esSymbolType;
-                }
-                return getWidenedType(type);
-            }
-            type = ts.isParameter(declaration) && declaration.dotDotDotToken ? anyArrayType : anyType;
-            if (reportErrors) {
-                if (!declarationBelongsToPrivateAmbientMember(declaration)) {
-                    reportImplicitAny(declaration, type);
-                }
-            }
-            return type;
-        }
-        function declarationBelongsToPrivateAmbientMember(declaration) {
-            var root = ts.getRootDeclaration(declaration);
-            var memberDeclaration = root.kind === 160 ? root.parent : root;
-            return isPrivateWithinAmbient(memberDeclaration);
-        }
-        function tryGetTypeFromEffectiveTypeNode(declaration) {
-            var typeNode = ts.getEffectiveTypeAnnotationNode(declaration);
-            if (typeNode) {
-                return getTypeFromTypeNode(typeNode);
-            }
-        }
-        function getTypeOfVariableOrParameterOrProperty(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.type) {
-                var type = getTypeOfVariableOrParameterOrPropertyWorker(symbol);
-                if (!links.type) {
-                    links.type = type;
-                }
-            }
-            return links.type;
-        }
-        function getTypeOfVariableOrParameterOrPropertyWorker(symbol) {
-            if (symbol.flags & 4194304) {
-                return getTypeOfPrototypeProperty(symbol);
-            }
-            if (symbol === requireSymbol) {
-                return anyType;
-            }
-            if (symbol.flags & 134217728) {
-                var fileSymbol = getSymbolOfNode(ts.getSourceFileOfNode(symbol.valueDeclaration));
-                var members = ts.createSymbolTable();
-                members.set("exports", fileSymbol);
-                return createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, undefined, undefined);
-            }
-            var declaration = symbol.valueDeclaration;
-            if (ts.isCatchClauseVariableDeclarationOrBindingElement(declaration)) {
-                var decl = declaration;
-                if (!decl.type)
-                    return anyType;
-                var type_1 = getTypeOfNode(decl.type);
-                return isTypeAny(type_1) || type_1 === unknownType ? type_1 : errorType;
-            }
-            if (ts.isSourceFile(declaration) && ts.isJsonSourceFile(declaration)) {
-                if (!declaration.statements.length) {
-                    return emptyObjectType;
-                }
-                return getWidenedType(getWidenedLiteralType(checkExpression(declaration.statements[0].expression)));
-            }
-            if (!pushTypeResolution(symbol, 0)) {
-                if (symbol.flags & 512 && !(symbol.flags & 67108864)) {
-                    return getTypeOfFuncClassEnumModule(symbol);
-                }
-                return reportCircularityError(symbol);
-            }
-            var type;
-            if (declaration.kind === 266) {
-                type = widenTypeForVariableLikeDeclaration(checkExpressionCached(declaration.expression), declaration);
-            }
-            else if (ts.isBinaryExpression(declaration) ||
-                (ts.isInJSFile(declaration) &&
-                    (ts.isCallExpression(declaration) || (ts.isPropertyAccessExpression(declaration) || ts.isBindableStaticElementAccessExpression(declaration)) && ts.isBinaryExpression(declaration.parent)))) {
-                type = getWidenedTypeForAssignmentDeclaration(symbol);
-            }
-            else if (ts.isPropertyAccessExpression(declaration)
-                || ts.isElementAccessExpression(declaration)
-                || ts.isIdentifier(declaration)
-                || ts.isStringLiteralLike(declaration)
-                || ts.isNumericLiteral(declaration)
-                || ts.isClassDeclaration(declaration)
-                || ts.isFunctionDeclaration(declaration)
-                || (ts.isMethodDeclaration(declaration) && !ts.isObjectLiteralMethod(declaration))
-                || ts.isMethodSignature(declaration)
-                || ts.isSourceFile(declaration)) {
-                if (symbol.flags & (16 | 8192 | 32 | 384 | 512)) {
-                    return getTypeOfFuncClassEnumModule(symbol);
-                }
-                type = ts.isBinaryExpression(declaration.parent) ?
-                    getWidenedTypeForAssignmentDeclaration(symbol) :
-                    tryGetTypeFromEffectiveTypeNode(declaration) || anyType;
-            }
-            else if (ts.isPropertyAssignment(declaration)) {
-                type = tryGetTypeFromEffectiveTypeNode(declaration) || checkPropertyAssignment(declaration);
-            }
-            else if (ts.isJsxAttribute(declaration)) {
-                type = tryGetTypeFromEffectiveTypeNode(declaration) || checkJsxAttribute(declaration);
-            }
-            else if (ts.isShorthandPropertyAssignment(declaration)) {
-                type = tryGetTypeFromEffectiveTypeNode(declaration) || checkExpressionForMutableLocation(declaration.name, 0);
-            }
-            else if (ts.isObjectLiteralMethod(declaration)) {
-                type = tryGetTypeFromEffectiveTypeNode(declaration) || checkObjectLiteralMethod(declaration, 0);
-            }
-            else if (ts.isParameter(declaration)
-                || ts.isPropertyDeclaration(declaration)
-                || ts.isPropertySignature(declaration)
-                || ts.isVariableDeclaration(declaration)
-                || ts.isBindingElement(declaration)
-                || ts.isJSDocPropertyLikeTag(declaration)) {
-                type = getWidenedTypeForVariableLikeDeclaration(declaration, true);
-            }
-            else if (ts.isEnumDeclaration(declaration)) {
-                type = getTypeOfFuncClassEnumModule(symbol);
-            }
-            else if (ts.isEnumMember(declaration)) {
-                type = getTypeOfEnumMember(symbol);
-            }
-            else if (ts.isAccessor(declaration)) {
-                type = resolveTypeOfAccessors(symbol);
-            }
-            else {
-                return ts.Debug.fail("Unhandled declaration kind! " + ts.Debug.formatSyntaxKind(declaration.kind) + " for " + ts.Debug.formatSymbol(symbol));
-            }
-            if (!popTypeResolution()) {
-                if (symbol.flags & 512 && !(symbol.flags & 67108864)) {
-                    return getTypeOfFuncClassEnumModule(symbol);
-                }
-                return reportCircularityError(symbol);
-            }
-            return type;
-        }
-        function getAnnotatedAccessorTypeNode(accessor) {
-            if (accessor) {
-                if (accessor.kind === 167) {
-                    var getterTypeAnnotation = ts.getEffectiveReturnTypeNode(accessor);
-                    return getterTypeAnnotation;
-                }
-                else {
-                    var setterTypeAnnotation = ts.getEffectiveSetAccessorTypeAnnotationNode(accessor);
-                    return setterTypeAnnotation;
-                }
-            }
-            return undefined;
-        }
-        function getAnnotatedAccessorType(accessor) {
-            var node = getAnnotatedAccessorTypeNode(accessor);
-            return node && getTypeFromTypeNode(node);
-        }
-        function getAnnotatedAccessorThisParameter(accessor) {
-            var parameter = getAccessorThisParameter(accessor);
-            return parameter && parameter.symbol;
-        }
-        function getThisTypeOfDeclaration(declaration) {
-            return getThisTypeOfSignature(getSignatureFromDeclaration(declaration));
-        }
-        function getTypeOfAccessors(symbol) {
-            var links = getSymbolLinks(symbol);
-            return links.type || (links.type = getTypeOfAccessorsWorker(symbol));
-        }
-        function getTypeOfAccessorsWorker(symbol) {
-            if (!pushTypeResolution(symbol, 0)) {
-                return errorType;
-            }
-            var type = resolveTypeOfAccessors(symbol);
-            if (!popTypeResolution()) {
-                type = anyType;
-                if (noImplicitAny) {
-                    var getter = ts.getDeclarationOfKind(symbol, 167);
-                    error(getter, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, symbolToString(symbol));
-                }
-            }
-            return type;
-        }
-        function resolveTypeOfAccessors(symbol) {
-            var getter = ts.getDeclarationOfKind(symbol, 167);
-            var setter = ts.getDeclarationOfKind(symbol, 168);
-            if (getter && ts.isInJSFile(getter)) {
-                var jsDocType = getTypeForDeclarationFromJSDocComment(getter);
-                if (jsDocType) {
-                    return jsDocType;
-                }
-            }
-            var getterReturnType = getAnnotatedAccessorType(getter);
-            if (getterReturnType) {
-                return getterReturnType;
-            }
-            else {
-                var setterParameterType = getAnnotatedAccessorType(setter);
-                if (setterParameterType) {
-                    return setterParameterType;
-                }
-                else {
-                    if (getter && getter.body) {
-                        return getReturnTypeFromBody(getter);
-                    }
-                    else {
-                        if (setter) {
-                            if (!isPrivateWithinAmbient(setter)) {
-                                errorOrSuggestion(noImplicitAny, setter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation, symbolToString(symbol));
-                            }
-                        }
-                        else {
-                            ts.Debug.assert(!!getter, "there must exist a getter as we are current checking either setter or getter in this function");
-                            if (!isPrivateWithinAmbient(getter)) {
-                                errorOrSuggestion(noImplicitAny, getter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation, symbolToString(symbol));
-                            }
-                        }
-                        return anyType;
-                    }
-                }
-            }
-        }
-        function getBaseTypeVariableOfClass(symbol) {
-            var baseConstructorType = getBaseConstructorTypeOfClass(getDeclaredTypeOfClassOrInterface(symbol));
-            return baseConstructorType.flags & 8650752 ? baseConstructorType :
-                baseConstructorType.flags & 2097152 ? ts.find(baseConstructorType.types, function (t) { return !!(t.flags & 8650752); }) :
-                    undefined;
-        }
-        function getTypeOfFuncClassEnumModule(symbol) {
-            var links = getSymbolLinks(symbol);
-            var originalLinks = links;
-            if (!links.type) {
-                var expando = symbol.valueDeclaration && getSymbolOfExpando(symbol.valueDeclaration, false);
-                if (expando) {
-                    var merged = mergeJSSymbols(symbol, expando);
-                    if (merged) {
-                        symbol = links = merged;
-                    }
-                }
-                originalLinks.type = links.type = getTypeOfFuncClassEnumModuleWorker(symbol);
-            }
-            return links.type;
-        }
-        function getTypeOfFuncClassEnumModuleWorker(symbol) {
-            var declaration = symbol.valueDeclaration;
-            if (symbol.flags & 1536 && ts.isShorthandAmbientModuleSymbol(symbol)) {
-                return anyType;
-            }
-            else if (declaration && (declaration.kind === 216 ||
-                ts.isAccessExpression(declaration) &&
-                    declaration.parent.kind === 216)) {
-                return getWidenedTypeForAssignmentDeclaration(symbol);
-            }
-            else if (symbol.flags & 512 && declaration && ts.isSourceFile(declaration) && declaration.commonJsModuleIndicator) {
-                var resolvedModule = resolveExternalModuleSymbol(symbol);
-                if (resolvedModule !== symbol) {
-                    if (!pushTypeResolution(symbol, 0)) {
-                        return errorType;
-                    }
-                    var exportEquals = getMergedSymbol(symbol.exports.get("export="));
-                    var type_2 = getWidenedTypeForAssignmentDeclaration(exportEquals, exportEquals === resolvedModule ? undefined : resolvedModule);
-                    if (!popTypeResolution()) {
-                        return reportCircularityError(symbol);
-                    }
-                    return type_2;
-                }
-            }
-            var type = createObjectType(16, symbol);
-            if (symbol.flags & 32) {
-                var baseTypeVariable = getBaseTypeVariableOfClass(symbol);
-                return baseTypeVariable ? getIntersectionType([type, baseTypeVariable]) : type;
-            }
-            else {
-                return strictNullChecks && symbol.flags & 16777216 ? getOptionalType(type) : type;
-            }
-        }
-        function getTypeOfEnumMember(symbol) {
-            var links = getSymbolLinks(symbol);
-            return links.type || (links.type = getDeclaredTypeOfEnumMember(symbol));
-        }
-        function getTypeOfAlias(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.type) {
-                var targetSymbol = resolveAlias(symbol);
-                links.type = targetSymbol.flags & 111551
-                    ? getTypeOfSymbol(targetSymbol)
-                    : errorType;
-            }
-            return links.type;
-        }
-        function getTypeOfInstantiatedSymbol(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.type) {
-                if (!pushTypeResolution(symbol, 0)) {
-                    return links.type = errorType;
-                }
-                var type = instantiateType(getTypeOfSymbol(links.target), links.mapper);
-                if (!popTypeResolution()) {
-                    type = reportCircularityError(symbol);
-                }
-                links.type = type;
-            }
-            return links.type;
-        }
-        function reportCircularityError(symbol) {
-            var declaration = symbol.valueDeclaration;
-            if (ts.getEffectiveTypeAnnotationNode(declaration)) {
-                error(symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_type_annotation, symbolToString(symbol));
-                return errorType;
-            }
-            if (noImplicitAny && (declaration.kind !== 160 || declaration.initializer)) {
-                error(symbol.valueDeclaration, ts.Diagnostics._0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer, symbolToString(symbol));
-            }
-            return anyType;
-        }
-        function getTypeOfSymbolWithDeferredType(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.type) {
-                ts.Debug.assertIsDefined(links.deferralParent);
-                ts.Debug.assertIsDefined(links.deferralConstituents);
-                links.type = links.deferralParent.flags & 1048576 ? getUnionType(links.deferralConstituents) : getIntersectionType(links.deferralConstituents);
-            }
-            return links.type;
-        }
-        function getTypeOfSymbol(symbol) {
-            var checkFlags = ts.getCheckFlags(symbol);
-            if (checkFlags & 65536) {
-                return getTypeOfSymbolWithDeferredType(symbol);
-            }
-            if (checkFlags & 1) {
-                return getTypeOfInstantiatedSymbol(symbol);
-            }
-            if (checkFlags & 262144) {
-                return getTypeOfMappedSymbol(symbol);
-            }
-            if (checkFlags & 8192) {
-                return getTypeOfReverseMappedSymbol(symbol);
-            }
-            if (symbol.flags & (3 | 4)) {
-                return getTypeOfVariableOrParameterOrProperty(symbol);
-            }
-            if (symbol.flags & (16 | 8192 | 32 | 384 | 512)) {
-                return getTypeOfFuncClassEnumModule(symbol);
-            }
-            if (symbol.flags & 8) {
-                return getTypeOfEnumMember(symbol);
-            }
-            if (symbol.flags & 98304) {
-                return getTypeOfAccessors(symbol);
-            }
-            if (symbol.flags & 2097152) {
-                return getTypeOfAlias(symbol);
-            }
-            return errorType;
-        }
-        function isReferenceToType(type, target) {
-            return type !== undefined
-                && target !== undefined
-                && (ts.getObjectFlags(type) & 4) !== 0
-                && type.target === target;
-        }
-        function getTargetType(type) {
-            return ts.getObjectFlags(type) & 4 ? type.target : type;
-        }
-        function hasBaseType(type, checkBase) {
-            return check(type);
-            function check(type) {
-                if (ts.getObjectFlags(type) & (3 | 4)) {
-                    var target = getTargetType(type);
-                    return target === checkBase || ts.some(getBaseTypes(target), check);
-                }
-                else if (type.flags & 2097152) {
-                    return ts.some(type.types, check);
-                }
-                return false;
-            }
-        }
-        function appendTypeParameters(typeParameters, declarations) {
-            for (var _i = 0, declarations_2 = declarations; _i < declarations_2.length; _i++) {
-                var declaration = declarations_2[_i];
-                typeParameters = ts.appendIfUnique(typeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(declaration)));
-            }
-            return typeParameters;
-        }
-        function getOuterTypeParameters(node, includeThisTypes) {
-            while (true) {
-                node = node.parent;
-                if (node && ts.isBinaryExpression(node)) {
-                    var assignmentKind = ts.getAssignmentDeclarationKind(node);
-                    if (assignmentKind === 6 || assignmentKind === 3) {
-                        var symbol = getSymbolOfNode(node.left);
-                        if (symbol && symbol.parent && !ts.findAncestor(symbol.parent.valueDeclaration, function (d) { return node === d; })) {
-                            node = symbol.parent.valueDeclaration;
-                        }
-                    }
-                }
-                if (!node) {
-                    return undefined;
-                }
-                switch (node.kind) {
-                    case 232:
-                    case 252:
-                    case 221:
-                    case 253:
-                    case 169:
-                    case 170:
-                    case 164:
-                    case 174:
-                    case 175:
-                    case 308:
-                    case 251:
-                    case 165:
-                    case 208:
-                    case 209:
-                    case 254:
-                    case 330:
-                    case 331:
-                    case 325:
-                    case 324:
-                    case 190:
-                    case 184:
-                        var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes);
-                        if (node.kind === 190) {
-                            return ts.append(outerTypeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter)));
-                        }
-                        else if (node.kind === 184) {
-                            return ts.concatenate(outerTypeParameters, getInferTypeParameters(node));
-                        }
-                        else if (node.kind === 232 && !ts.isInJSFile(node)) {
-                            break;
-                        }
-                        var outerAndOwnTypeParameters = appendTypeParameters(outerTypeParameters, ts.getEffectiveTypeParameterDeclarations(node));
-                        var thisType = includeThisTypes &&
-                            (node.kind === 252 || node.kind === 221 || node.kind === 253 || isJSConstructor(node)) &&
-                            getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType;
-                        return thisType ? ts.append(outerAndOwnTypeParameters, thisType) : outerAndOwnTypeParameters;
-                    case 326:
-                        var paramSymbol = ts.getParameterSymbolFromJSDoc(node);
-                        if (paramSymbol) {
-                            node = paramSymbol.valueDeclaration;
-                        }
-                        break;
-                }
-            }
-        }
-        function getOuterTypeParametersOfClassOrInterface(symbol) {
-            var declaration = symbol.flags & 32 ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 253);
-            ts.Debug.assert(!!declaration, "Class was missing valueDeclaration -OR- non-class had no interface declarations");
-            return getOuterTypeParameters(declaration);
-        }
-        function getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol) {
-            var result;
-            for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                var node = _a[_i];
-                if (node.kind === 253 ||
-                    node.kind === 252 ||
-                    node.kind === 221 ||
-                    isJSConstructor(node) ||
-                    ts.isTypeAlias(node)) {
-                    var declaration = node;
-                    result = appendTypeParameters(result, ts.getEffectiveTypeParameterDeclarations(declaration));
-                }
-            }
-            return result;
-        }
-        function getTypeParametersOfClassOrInterface(symbol) {
-            return ts.concatenate(getOuterTypeParametersOfClassOrInterface(symbol), getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol));
-        }
-        function isMixinConstructorType(type) {
-            var signatures = getSignaturesOfType(type, 1);
-            if (signatures.length === 1) {
-                var s = signatures[0];
-                return !s.typeParameters && s.parameters.length === 1 && signatureHasRestParameter(s) && getElementTypeOfArrayType(getTypeOfParameter(s.parameters[0])) === anyType;
-            }
-            return false;
-        }
-        function isConstructorType(type) {
-            if (getSignaturesOfType(type, 1).length > 0) {
-                return true;
-            }
-            if (type.flags & 8650752) {
-                var constraint = getBaseConstraintOfType(type);
-                return !!constraint && isMixinConstructorType(constraint);
-            }
-            return false;
-        }
-        function getBaseTypeNodeOfClass(type) {
-            return ts.getEffectiveBaseTypeNode(type.symbol.valueDeclaration);
-        }
-        function getConstructorsForTypeArguments(type, typeArgumentNodes, location) {
-            var typeArgCount = ts.length(typeArgumentNodes);
-            var isJavascript = ts.isInJSFile(location);
-            return ts.filter(getSignaturesOfType(type, 1), function (sig) { return (isJavascript || typeArgCount >= getMinTypeArgumentCount(sig.typeParameters)) && typeArgCount <= ts.length(sig.typeParameters); });
-        }
-        function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes, location) {
-            var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes, location);
-            var typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode);
-            return ts.sameMap(signatures, function (sig) { return ts.some(sig.typeParameters) ? getSignatureInstantiation(sig, typeArguments, ts.isInJSFile(location)) : sig; });
-        }
-        function getBaseConstructorTypeOfClass(type) {
-            if (!type.resolvedBaseConstructorType) {
-                var decl = type.symbol.valueDeclaration;
-                var extended = ts.getEffectiveBaseTypeNode(decl);
-                var baseTypeNode = getBaseTypeNodeOfClass(type);
-                if (!baseTypeNode) {
-                    return type.resolvedBaseConstructorType = undefinedType;
-                }
-                if (!pushTypeResolution(type, 1)) {
-                    return errorType;
-                }
-                var baseConstructorType = checkExpression(baseTypeNode.expression);
-                if (extended && baseTypeNode !== extended) {
-                    ts.Debug.assert(!extended.typeArguments);
-                    checkExpression(extended.expression);
-                }
-                if (baseConstructorType.flags & (524288 | 2097152)) {
-                    resolveStructuredTypeMembers(baseConstructorType);
-                }
-                if (!popTypeResolution()) {
-                    error(type.symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_base_expression, symbolToString(type.symbol));
-                    return type.resolvedBaseConstructorType = errorType;
-                }
-                if (!(baseConstructorType.flags & 1) && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) {
-                    var err = error(baseTypeNode.expression, ts.Diagnostics.Type_0_is_not_a_constructor_function_type, typeToString(baseConstructorType));
-                    if (baseConstructorType.flags & 262144) {
-                        var constraint = getConstraintFromTypeParameter(baseConstructorType);
-                        var ctorReturn = unknownType;
-                        if (constraint) {
-                            var ctorSig = getSignaturesOfType(constraint, 1);
-                            if (ctorSig[0]) {
-                                ctorReturn = getReturnTypeOfSignature(ctorSig[0]);
-                            }
-                        }
-                        ts.addRelatedInfo(err, ts.createDiagnosticForNode(baseConstructorType.symbol.declarations[0], ts.Diagnostics.Did_you_mean_for_0_to_be_constrained_to_type_new_args_Colon_any_1, symbolToString(baseConstructorType.symbol), typeToString(ctorReturn)));
-                    }
-                    return type.resolvedBaseConstructorType = errorType;
-                }
-                type.resolvedBaseConstructorType = baseConstructorType;
-            }
-            return type.resolvedBaseConstructorType;
-        }
-        function getImplementsTypes(type) {
-            var resolvedImplementsTypes = ts.emptyArray;
-            for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) {
-                var declaration = _a[_i];
-                var implementsTypeNodes = ts.getEffectiveImplementsTypeNodes(declaration);
-                if (!implementsTypeNodes)
-                    continue;
-                for (var _b = 0, implementsTypeNodes_1 = implementsTypeNodes; _b < implementsTypeNodes_1.length; _b++) {
-                    var node = implementsTypeNodes_1[_b];
-                    var implementsType = getTypeFromTypeNode(node);
-                    if (implementsType !== errorType) {
-                        if (resolvedImplementsTypes === ts.emptyArray) {
-                            resolvedImplementsTypes = [implementsType];
-                        }
-                        else {
-                            resolvedImplementsTypes.push(implementsType);
-                        }
-                    }
-                }
-            }
-            return resolvedImplementsTypes;
-        }
-        function reportCircularBaseType(node, type) {
-            error(node, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 2));
-        }
-        function getBaseTypes(type) {
-            if (!type.baseTypesResolved) {
-                if (pushTypeResolution(type, 7)) {
-                    if (type.objectFlags & 8) {
-                        type.resolvedBaseTypes = [getTupleBaseType(type)];
-                    }
-                    else if (type.symbol.flags & (32 | 64)) {
-                        if (type.symbol.flags & 32) {
-                            resolveBaseTypesOfClass(type);
-                        }
-                        if (type.symbol.flags & 64) {
-                            resolveBaseTypesOfInterface(type);
-                        }
-                    }
-                    else {
-                        ts.Debug.fail("type must be class or interface");
-                    }
-                    if (!popTypeResolution()) {
-                        for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) {
-                            var declaration = _a[_i];
-                            if (declaration.kind === 252 || declaration.kind === 253) {
-                                reportCircularBaseType(declaration, type);
-                            }
-                        }
-                    }
-                }
-                type.baseTypesResolved = true;
-            }
-            return type.resolvedBaseTypes;
-        }
-        function getTupleBaseType(type) {
-            var elementTypes = ts.sameMap(type.typeParameters, function (t, i) { return type.elementFlags[i] & 8 ? getIndexedAccessType(t, numberType) : t; });
-            return createArrayType(getUnionType(elementTypes || ts.emptyArray), type.readonly);
-        }
-        function resolveBaseTypesOfClass(type) {
-            type.resolvedBaseTypes = ts.resolvingEmptyArray;
-            var baseConstructorType = getApparentType(getBaseConstructorTypeOfClass(type));
-            if (!(baseConstructorType.flags & (524288 | 2097152 | 1))) {
-                return type.resolvedBaseTypes = ts.emptyArray;
-            }
-            var baseTypeNode = getBaseTypeNodeOfClass(type);
-            var baseType;
-            var originalBaseType = baseConstructorType.symbol ? getDeclaredTypeOfSymbol(baseConstructorType.symbol) : undefined;
-            if (baseConstructorType.symbol && baseConstructorType.symbol.flags & 32 &&
-                areAllOuterTypeParametersApplied(originalBaseType)) {
-                baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol);
-            }
-            else if (baseConstructorType.flags & 1) {
-                baseType = baseConstructorType;
-            }
-            else {
-                var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments, baseTypeNode);
-                if (!constructors.length) {
-                    error(baseTypeNode.expression, ts.Diagnostics.No_base_constructor_has_the_specified_number_of_type_arguments);
-                    return type.resolvedBaseTypes = ts.emptyArray;
-                }
-                baseType = getReturnTypeOfSignature(constructors[0]);
-            }
-            if (baseType === errorType) {
-                return type.resolvedBaseTypes = ts.emptyArray;
-            }
-            var reducedBaseType = getReducedType(baseType);
-            if (!isValidBaseType(reducedBaseType)) {
-                var elaboration = elaborateNeverIntersection(undefined, baseType);
-                var diagnostic = ts.chainDiagnosticMessages(elaboration, ts.Diagnostics.Base_constructor_return_type_0_is_not_an_object_type_or_intersection_of_object_types_with_statically_known_members, typeToString(reducedBaseType));
-                diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(baseTypeNode.expression, diagnostic));
-                return type.resolvedBaseTypes = ts.emptyArray;
-            }
-            if (type === reducedBaseType || hasBaseType(reducedBaseType, type)) {
-                error(type.symbol.valueDeclaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 2));
-                return type.resolvedBaseTypes = ts.emptyArray;
-            }
-            if (type.resolvedBaseTypes === ts.resolvingEmptyArray) {
-                type.members = undefined;
-            }
-            return type.resolvedBaseTypes = [reducedBaseType];
-        }
-        function areAllOuterTypeParametersApplied(type) {
-            var outerTypeParameters = type.outerTypeParameters;
-            if (outerTypeParameters) {
-                var last_1 = outerTypeParameters.length - 1;
-                var typeArguments = getTypeArguments(type);
-                return outerTypeParameters[last_1].symbol !== typeArguments[last_1].symbol;
-            }
-            return true;
-        }
-        function isValidBaseType(type) {
-            if (type.flags & 262144) {
-                var constraint = getBaseConstraintOfType(type);
-                if (constraint) {
-                    return isValidBaseType(constraint);
-                }
-            }
-            return !!(type.flags & (524288 | 67108864 | 1) && !isGenericMappedType(type) ||
-                type.flags & 2097152 && ts.every(type.types, isValidBaseType));
-        }
-        function resolveBaseTypesOfInterface(type) {
-            type.resolvedBaseTypes = type.resolvedBaseTypes || ts.emptyArray;
-            for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) {
-                var declaration = _a[_i];
-                if (declaration.kind === 253 && ts.getInterfaceBaseTypeNodes(declaration)) {
-                    for (var _b = 0, _c = ts.getInterfaceBaseTypeNodes(declaration); _b < _c.length; _b++) {
-                        var node = _c[_b];
-                        var baseType = getReducedType(getTypeFromTypeNode(node));
-                        if (baseType !== errorType) {
-                            if (isValidBaseType(baseType)) {
-                                if (type !== baseType && !hasBaseType(baseType, type)) {
-                                    if (type.resolvedBaseTypes === ts.emptyArray) {
-                                        type.resolvedBaseTypes = [baseType];
-                                    }
-                                    else {
-                                        type.resolvedBaseTypes.push(baseType);
-                                    }
-                                }
-                                else {
-                                    reportCircularBaseType(declaration, type);
-                                }
-                            }
-                            else {
-                                error(node, ts.Diagnostics.An_interface_can_only_extend_an_object_type_or_intersection_of_object_types_with_statically_known_members);
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        function isThislessInterface(symbol) {
-            for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                var declaration = _a[_i];
-                if (declaration.kind === 253) {
-                    if (declaration.flags & 128) {
-                        return false;
-                    }
-                    var baseTypeNodes = ts.getInterfaceBaseTypeNodes(declaration);
-                    if (baseTypeNodes) {
-                        for (var _b = 0, baseTypeNodes_1 = baseTypeNodes; _b < baseTypeNodes_1.length; _b++) {
-                            var node = baseTypeNodes_1[_b];
-                            if (ts.isEntityNameExpression(node.expression)) {
-                                var baseSymbol = resolveEntityName(node.expression, 788968, true);
-                                if (!baseSymbol || !(baseSymbol.flags & 64) || getDeclaredTypeOfClassOrInterface(baseSymbol).thisType) {
-                                    return false;
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-            return true;
-        }
-        function getDeclaredTypeOfClassOrInterface(symbol) {
-            var links = getSymbolLinks(symbol);
-            var originalLinks = links;
-            if (!links.declaredType) {
-                var kind = symbol.flags & 32 ? 1 : 2;
-                var merged = mergeJSSymbols(symbol, getAssignedClassSymbol(symbol.valueDeclaration));
-                if (merged) {
-                    symbol = links = merged;
-                }
-                var type = originalLinks.declaredType = links.declaredType = createObjectType(kind, symbol);
-                var outerTypeParameters = getOuterTypeParametersOfClassOrInterface(symbol);
-                var localTypeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
-                if (outerTypeParameters || localTypeParameters || kind === 1 || !isThislessInterface(symbol)) {
-                    type.objectFlags |= 4;
-                    type.typeParameters = ts.concatenate(outerTypeParameters, localTypeParameters);
-                    type.outerTypeParameters = outerTypeParameters;
-                    type.localTypeParameters = localTypeParameters;
-                    type.instantiations = new ts.Map();
-                    type.instantiations.set(getTypeListId(type.typeParameters), type);
-                    type.target = type;
-                    type.resolvedTypeArguments = type.typeParameters;
-                    type.thisType = createTypeParameter(symbol);
-                    type.thisType.isThisType = true;
-                    type.thisType.constraint = type;
-                }
-            }
-            return links.declaredType;
-        }
-        function getDeclaredTypeOfTypeAlias(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.declaredType) {
-                if (!pushTypeResolution(symbol, 2)) {
-                    return errorType;
-                }
-                var declaration = ts.Debug.checkDefined(ts.find(symbol.declarations, ts.isTypeAlias), "Type alias symbol with no valid declaration found");
-                var typeNode = ts.isJSDocTypeAlias(declaration) ? declaration.typeExpression : declaration.type;
-                var type = typeNode ? getTypeFromTypeNode(typeNode) : errorType;
-                if (popTypeResolution()) {
-                    var typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
-                    if (typeParameters) {
-                        links.typeParameters = typeParameters;
-                        links.instantiations = new ts.Map();
-                        links.instantiations.set(getTypeListId(typeParameters), type);
-                    }
-                }
-                else {
-                    type = errorType;
-                    error(ts.isNamedDeclaration(declaration) ? declaration.name : declaration || declaration, ts.Diagnostics.Type_alias_0_circularly_references_itself, symbolToString(symbol));
-                }
-                links.declaredType = type;
-            }
-            return links.declaredType;
-        }
-        function isStringConcatExpression(expr) {
-            if (ts.isStringLiteralLike(expr)) {
-                return true;
-            }
-            else if (expr.kind === 216) {
-                return isStringConcatExpression(expr.left) && isStringConcatExpression(expr.right);
-            }
-            return false;
-        }
-        function isLiteralEnumMember(member) {
-            var expr = member.initializer;
-            if (!expr) {
-                return !(member.flags & 8388608);
-            }
-            switch (expr.kind) {
-                case 10:
-                case 8:
-                case 14:
-                    return true;
-                case 214:
-                    return expr.operator === 40 &&
-                        expr.operand.kind === 8;
-                case 78:
-                    return ts.nodeIsMissing(expr) || !!getSymbolOfNode(member.parent).exports.get(expr.escapedText);
-                case 216:
-                    return isStringConcatExpression(expr);
-                default:
-                    return false;
-            }
-        }
-        function getEnumKind(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (links.enumKind !== undefined) {
-                return links.enumKind;
-            }
-            var hasNonLiteralMember = false;
-            for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                var declaration = _a[_i];
-                if (declaration.kind === 255) {
-                    for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) {
-                        var member = _c[_b];
-                        if (member.initializer && ts.isStringLiteralLike(member.initializer)) {
-                            return links.enumKind = 1;
-                        }
-                        if (!isLiteralEnumMember(member)) {
-                            hasNonLiteralMember = true;
-                        }
-                    }
-                }
-            }
-            return links.enumKind = hasNonLiteralMember ? 0 : 1;
-        }
-        function getBaseTypeOfEnumLiteralType(type) {
-            return type.flags & 1024 && !(type.flags & 1048576) ? getDeclaredTypeOfSymbol(getParentOfSymbol(type.symbol)) : type;
-        }
-        function getDeclaredTypeOfEnum(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (links.declaredType) {
-                return links.declaredType;
-            }
-            if (getEnumKind(symbol) === 1) {
-                enumCount++;
-                var memberTypeList = [];
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var declaration = _a[_i];
-                    if (declaration.kind === 255) {
-                        for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) {
-                            var member = _c[_b];
-                            var value = getEnumMemberValue(member);
-                            var memberType = getFreshTypeOfLiteralType(getLiteralType(value !== undefined ? value : 0, enumCount, getSymbolOfNode(member)));
-                            getSymbolLinks(getSymbolOfNode(member)).declaredType = memberType;
-                            memberTypeList.push(getRegularTypeOfLiteralType(memberType));
-                        }
-                    }
-                }
-                if (memberTypeList.length) {
-                    var enumType_1 = getUnionType(memberTypeList, 1, symbol, undefined);
-                    if (enumType_1.flags & 1048576) {
-                        enumType_1.flags |= 1024;
-                        enumType_1.symbol = symbol;
-                    }
-                    return links.declaredType = enumType_1;
-                }
-            }
-            var enumType = createType(32);
-            enumType.symbol = symbol;
-            return links.declaredType = enumType;
-        }
-        function getDeclaredTypeOfEnumMember(symbol) {
-            var links = getSymbolLinks(symbol);
-            if (!links.declaredType) {
-                var enumType = getDeclaredTypeOfEnum(getParentOfSymbol(symbol));
-                if (!links.declaredType) {
-                    links.declaredType = enumType;
-                }
-            }
-            return links.declaredType;
-        }
-        function getDeclaredTypeOfTypeParameter(symbol) {
-            var links = getSymbolLinks(symbol);
-            return links.declaredType || (links.declaredType = createTypeParameter(symbol));
-        }
-        function getDeclaredTypeOfAlias(symbol) {
-            var links = getSymbolLinks(symbol);
-            return links.declaredType || (links.declaredType = getDeclaredTypeOfSymbol(resolveAlias(symbol)));
-        }
-        function getDeclaredTypeOfSymbol(symbol) {
-            return tryGetDeclaredTypeOfSymbol(symbol) || errorType;
-        }
-        function tryGetDeclaredTypeOfSymbol(symbol) {
-            if (symbol.flags & (32 | 64)) {
-                return getDeclaredTypeOfClassOrInterface(symbol);
-            }
-            if (symbol.flags & 524288) {
-                return getDeclaredTypeOfTypeAlias(symbol);
-            }
-            if (symbol.flags & 262144) {
-                return getDeclaredTypeOfTypeParameter(symbol);
-            }
-            if (symbol.flags & 384) {
-                return getDeclaredTypeOfEnum(symbol);
-            }
-            if (symbol.flags & 8) {
-                return getDeclaredTypeOfEnumMember(symbol);
-            }
-            if (symbol.flags & 2097152) {
-                return getDeclaredTypeOfAlias(symbol);
-            }
-            return undefined;
-        }
-        function isThislessType(node) {
-            switch (node.kind) {
-                case 128:
-                case 152:
-                case 147:
-                case 144:
-                case 155:
-                case 131:
-                case 148:
-                case 145:
-                case 113:
-                case 150:
-                case 141:
-                case 191:
-                    return true;
-                case 178:
-                    return isThislessType(node.elementType);
-                case 173:
-                    return !node.typeArguments || node.typeArguments.every(isThislessType);
-            }
-            return false;
-        }
-        function isThislessTypeParameter(node) {
-            var constraint = ts.getEffectiveConstraintOfTypeParameter(node);
-            return !constraint || isThislessType(constraint);
-        }
-        function isThislessVariableLikeDeclaration(node) {
-            var typeNode = ts.getEffectiveTypeAnnotationNode(node);
-            return typeNode ? isThislessType(typeNode) : !ts.hasInitializer(node);
-        }
-        function isThislessFunctionLikeDeclaration(node) {
-            var returnType = ts.getEffectiveReturnTypeNode(node);
-            var typeParameters = ts.getEffectiveTypeParameterDeclarations(node);
-            return (node.kind === 166 || (!!returnType && isThislessType(returnType))) &&
-                node.parameters.every(isThislessVariableLikeDeclaration) &&
-                typeParameters.every(isThislessTypeParameter);
-        }
-        function isThisless(symbol) {
-            if (symbol.declarations && symbol.declarations.length === 1) {
-                var declaration = symbol.declarations[0];
-                if (declaration) {
-                    switch (declaration.kind) {
-                        case 163:
-                        case 162:
-                            return isThislessVariableLikeDeclaration(declaration);
-                        case 165:
-                        case 164:
-                        case 166:
-                        case 167:
-                        case 168:
-                            return isThislessFunctionLikeDeclaration(declaration);
-                    }
-                }
-            }
-            return false;
-        }
-        function createInstantiatedSymbolTable(symbols, mapper, mappingThisOnly) {
-            var result = ts.createSymbolTable();
-            for (var _i = 0, symbols_2 = symbols; _i < symbols_2.length; _i++) {
-                var symbol = symbols_2[_i];
-                result.set(symbol.escapedName, mappingThisOnly && isThisless(symbol) ? symbol : instantiateSymbol(symbol, mapper));
-            }
-            return result;
-        }
-        function addInheritedMembers(symbols, baseSymbols) {
-            for (var _i = 0, baseSymbols_1 = baseSymbols; _i < baseSymbols_1.length; _i++) {
-                var s = baseSymbols_1[_i];
-                if (!symbols.has(s.escapedName) && !isStaticPrivateIdentifierProperty(s)) {
-                    symbols.set(s.escapedName, s);
-                }
-            }
-        }
-        function isStaticPrivateIdentifierProperty(s) {
-            return !!s.valueDeclaration && ts.isPrivateIdentifierPropertyDeclaration(s.valueDeclaration) && ts.hasSyntacticModifier(s.valueDeclaration, 32);
-        }
-        function resolveDeclaredMembers(type) {
-            if (!type.declaredProperties) {
-                var symbol = type.symbol;
-                var members = getMembersOfSymbol(symbol);
-                type.declaredProperties = getNamedMembers(members);
-                type.declaredCallSignatures = ts.emptyArray;
-                type.declaredConstructSignatures = ts.emptyArray;
-                type.declaredCallSignatures = getSignaturesOfSymbol(members.get("__call"));
-                type.declaredConstructSignatures = getSignaturesOfSymbol(members.get("__new"));
-                type.declaredStringIndexInfo = getIndexInfoOfSymbol(symbol, 0);
-                type.declaredNumberIndexInfo = getIndexInfoOfSymbol(symbol, 1);
-            }
-            return type;
-        }
-        function isTypeUsableAsPropertyName(type) {
-            return !!(type.flags & 8576);
-        }
-        function isLateBindableName(node) {
-            if (!ts.isComputedPropertyName(node) && !ts.isElementAccessExpression(node)) {
-                return false;
-            }
-            var expr = ts.isComputedPropertyName(node) ? node.expression : node.argumentExpression;
-            return ts.isEntityNameExpression(expr)
-                && isTypeUsableAsPropertyName(ts.isComputedPropertyName(node) ? checkComputedPropertyName(node) : checkExpressionCached(expr));
-        }
-        function isLateBoundName(name) {
-            return name.charCodeAt(0) === 95 &&
-                name.charCodeAt(1) === 95 &&
-                name.charCodeAt(2) === 64;
-        }
-        function hasLateBindableName(node) {
-            var name = ts.getNameOfDeclaration(node);
-            return !!name && isLateBindableName(name);
-        }
-        function hasNonBindableDynamicName(node) {
-            return ts.hasDynamicName(node) && !hasLateBindableName(node);
-        }
-        function isNonBindableDynamicName(node) {
-            return ts.isDynamicName(node) && !isLateBindableName(node);
-        }
-        function getPropertyNameFromType(type) {
-            if (type.flags & 8192) {
-                return type.escapedName;
-            }
-            if (type.flags & (128 | 256)) {
-                return ts.escapeLeadingUnderscores("" + type.value);
-            }
-            return ts.Debug.fail();
-        }
-        function addDeclarationToLateBoundSymbol(symbol, member, symbolFlags) {
-            ts.Debug.assert(!!(ts.getCheckFlags(symbol) & 4096), "Expected a late-bound symbol.");
-            symbol.flags |= symbolFlags;
-            getSymbolLinks(member.symbol).lateSymbol = symbol;
-            if (!symbol.declarations) {
-                symbol.declarations = [member];
-            }
-            else {
-                symbol.declarations.push(member);
-            }
-            if (symbolFlags & 111551) {
-                if (!symbol.valueDeclaration || symbol.valueDeclaration.kind !== member.kind) {
-                    symbol.valueDeclaration = member;
-                }
-            }
-        }
-        function lateBindMember(parent, earlySymbols, lateSymbols, decl) {
-            ts.Debug.assert(!!decl.symbol, "The member is expected to have a symbol.");
-            var links = getNodeLinks(decl);
-            if (!links.resolvedSymbol) {
-                links.resolvedSymbol = decl.symbol;
-                var declName = ts.isBinaryExpression(decl) ? decl.left : decl.name;
-                var type = ts.isElementAccessExpression(declName) ? checkExpressionCached(declName.argumentExpression) : checkComputedPropertyName(declName);
-                if (isTypeUsableAsPropertyName(type)) {
-                    var memberName = getPropertyNameFromType(type);
-                    var symbolFlags = decl.symbol.flags;
-                    var lateSymbol = lateSymbols.get(memberName);
-                    if (!lateSymbol)
-                        lateSymbols.set(memberName, lateSymbol = createSymbol(0, memberName, 4096));
-                    var earlySymbol = earlySymbols && earlySymbols.get(memberName);
-                    if (lateSymbol.flags & getExcludedSymbolFlags(symbolFlags) || earlySymbol) {
-                        var declarations = earlySymbol ? ts.concatenate(earlySymbol.declarations, lateSymbol.declarations) : lateSymbol.declarations;
-                        var name_4 = !(type.flags & 8192) && ts.unescapeLeadingUnderscores(memberName) || ts.declarationNameToString(declName);
-                        ts.forEach(declarations, function (declaration) { return error(ts.getNameOfDeclaration(declaration) || declaration, ts.Diagnostics.Property_0_was_also_declared_here, name_4); });
-                        error(declName || decl, ts.Diagnostics.Duplicate_property_0, name_4);
-                        lateSymbol = createSymbol(0, memberName, 4096);
-                    }
-                    lateSymbol.nameType = type;
-                    addDeclarationToLateBoundSymbol(lateSymbol, decl, symbolFlags);
-                    if (lateSymbol.parent) {
-                        ts.Debug.assert(lateSymbol.parent === parent, "Existing symbol parent should match new one");
-                    }
-                    else {
-                        lateSymbol.parent = parent;
-                    }
-                    return links.resolvedSymbol = lateSymbol;
-                }
-            }
-            return links.resolvedSymbol;
-        }
-        function getResolvedMembersOrExportsOfSymbol(symbol, resolutionKind) {
-            var links = getSymbolLinks(symbol);
-            if (!links[resolutionKind]) {
-                var isStatic = resolutionKind === "resolvedExports";
-                var earlySymbols = !isStatic ? symbol.members :
-                    symbol.flags & 1536 ? getExportsOfModuleWorker(symbol) :
-                        symbol.exports;
-                links[resolutionKind] = earlySymbols || emptySymbols;
-                var lateSymbols = ts.createSymbolTable();
-                for (var _i = 0, _a = symbol.declarations || ts.emptyArray; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    var members = ts.getMembersOfDeclaration(decl);
-                    if (members) {
-                        for (var _b = 0, members_5 = members; _b < members_5.length; _b++) {
-                            var member = members_5[_b];
-                            if (isStatic === ts.hasStaticModifier(member) && hasLateBindableName(member)) {
-                                lateBindMember(symbol, earlySymbols, lateSymbols, member);
-                            }
-                        }
-                    }
-                }
-                var assignments = symbol.assignmentDeclarationMembers;
-                if (assignments) {
-                    var decls = ts.arrayFrom(assignments.values());
-                    for (var _c = 0, decls_1 = decls; _c < decls_1.length; _c++) {
-                        var member = decls_1[_c];
-                        var assignmentKind = ts.getAssignmentDeclarationKind(member);
-                        var isInstanceMember = assignmentKind === 3
-                            || ts.isBinaryExpression(member) && isPossiblyAliasedThisProperty(member, assignmentKind)
-                            || assignmentKind === 9
-                            || assignmentKind === 6;
-                        if (isStatic === !isInstanceMember && hasLateBindableName(member)) {
-                            lateBindMember(symbol, earlySymbols, lateSymbols, member);
-                        }
-                    }
-                }
-                links[resolutionKind] = combineSymbolTables(earlySymbols, lateSymbols) || emptySymbols;
-            }
-            return links[resolutionKind];
-        }
-        function getMembersOfSymbol(symbol) {
-            return symbol.flags & 6256
-                ? getResolvedMembersOrExportsOfSymbol(symbol, "resolvedMembers")
-                : symbol.members || emptySymbols;
-        }
-        function getLateBoundSymbol(symbol) {
-            if (symbol.flags & 106500 && symbol.escapedName === "__computed") {
-                var links = getSymbolLinks(symbol);
-                if (!links.lateSymbol && ts.some(symbol.declarations, hasLateBindableName)) {
-                    var parent = getMergedSymbol(symbol.parent);
-                    if (ts.some(symbol.declarations, ts.hasStaticModifier)) {
-                        getExportsOfSymbol(parent);
-                    }
-                    else {
-                        getMembersOfSymbol(parent);
-                    }
-                }
-                return links.lateSymbol || (links.lateSymbol = symbol);
-            }
-            return symbol;
-        }
-        function getTypeWithThisArgument(type, thisArgument, needApparentType) {
-            if (ts.getObjectFlags(type) & 4) {
-                var target = type.target;
-                var typeArguments = getTypeArguments(type);
-                if (ts.length(target.typeParameters) === ts.length(typeArguments)) {
-                    var ref = createTypeReference(target, ts.concatenate(typeArguments, [thisArgument || target.thisType]));
-                    return needApparentType ? getApparentType(ref) : ref;
-                }
-            }
-            else if (type.flags & 2097152) {
-                return getIntersectionType(ts.map(type.types, function (t) { return getTypeWithThisArgument(t, thisArgument, needApparentType); }));
-            }
-            return needApparentType ? getApparentType(type) : type;
-        }
-        function resolveObjectTypeMembers(type, source, typeParameters, typeArguments) {
-            var mapper;
-            var members;
-            var callSignatures;
-            var constructSignatures;
-            var stringIndexInfo;
-            var numberIndexInfo;
-            if (ts.rangeEquals(typeParameters, typeArguments, 0, typeParameters.length)) {
-                members = source.symbol ? getMembersOfSymbol(source.symbol) : ts.createSymbolTable(source.declaredProperties);
-                callSignatures = source.declaredCallSignatures;
-                constructSignatures = source.declaredConstructSignatures;
-                stringIndexInfo = source.declaredStringIndexInfo;
-                numberIndexInfo = source.declaredNumberIndexInfo;
-            }
-            else {
-                mapper = createTypeMapper(typeParameters, typeArguments);
-                members = createInstantiatedSymbolTable(source.declaredProperties, mapper, typeParameters.length === 1);
-                callSignatures = instantiateSignatures(source.declaredCallSignatures, mapper);
-                constructSignatures = instantiateSignatures(source.declaredConstructSignatures, mapper);
-                stringIndexInfo = instantiateIndexInfo(source.declaredStringIndexInfo, mapper);
-                numberIndexInfo = instantiateIndexInfo(source.declaredNumberIndexInfo, mapper);
-            }
-            var baseTypes = getBaseTypes(source);
-            if (baseTypes.length) {
-                if (source.symbol && members === getMembersOfSymbol(source.symbol)) {
-                    members = ts.createSymbolTable(source.declaredProperties);
-                }
-                setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
-                var thisArgument = ts.lastOrUndefined(typeArguments);
-                for (var _i = 0, baseTypes_1 = baseTypes; _i < baseTypes_1.length; _i++) {
-                    var baseType = baseTypes_1[_i];
-                    var instantiatedBaseType = thisArgument ? getTypeWithThisArgument(instantiateType(baseType, mapper), thisArgument) : baseType;
-                    addInheritedMembers(members, getPropertiesOfType(instantiatedBaseType));
-                    callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(instantiatedBaseType, 0));
-                    constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(instantiatedBaseType, 1));
-                    if (!stringIndexInfo) {
-                        stringIndexInfo = instantiatedBaseType === anyType ?
-                            createIndexInfo(anyType, false) :
-                            getIndexInfoOfType(instantiatedBaseType, 0);
-                    }
-                    numberIndexInfo = numberIndexInfo || getIndexInfoOfType(instantiatedBaseType, 1);
-                }
-            }
-            setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
-        }
-        function resolveClassOrInterfaceMembers(type) {
-            resolveObjectTypeMembers(type, resolveDeclaredMembers(type), ts.emptyArray, ts.emptyArray);
-        }
-        function resolveTypeReferenceMembers(type) {
-            var source = resolveDeclaredMembers(type.target);
-            var typeParameters = ts.concatenate(source.typeParameters, [source.thisType]);
-            var typeArguments = getTypeArguments(type);
-            var paddedTypeArguments = typeArguments.length === typeParameters.length ? typeArguments : ts.concatenate(typeArguments, [type]);
-            resolveObjectTypeMembers(type, source, typeParameters, paddedTypeArguments);
-        }
-        function createSignature(declaration, typeParameters, thisParameter, parameters, resolvedReturnType, resolvedTypePredicate, minArgumentCount, flags) {
-            var sig = new Signature(checker, flags);
-            sig.declaration = declaration;
-            sig.typeParameters = typeParameters;
-            sig.parameters = parameters;
-            sig.thisParameter = thisParameter;
-            sig.resolvedReturnType = resolvedReturnType;
-            sig.resolvedTypePredicate = resolvedTypePredicate;
-            sig.minArgumentCount = minArgumentCount;
-            sig.resolvedMinArgumentCount = undefined;
-            sig.target = undefined;
-            sig.mapper = undefined;
-            sig.unionSignatures = undefined;
-            return sig;
-        }
-        function cloneSignature(sig) {
-            var result = createSignature(sig.declaration, sig.typeParameters, sig.thisParameter, sig.parameters, undefined, undefined, sig.minArgumentCount, sig.flags & 19);
-            result.target = sig.target;
-            result.mapper = sig.mapper;
-            result.unionSignatures = sig.unionSignatures;
-            return result;
-        }
-        function createUnionSignature(signature, unionSignatures) {
-            var result = cloneSignature(signature);
-            result.unionSignatures = unionSignatures;
-            result.target = undefined;
-            result.mapper = undefined;
-            return result;
-        }
-        function getOptionalCallSignature(signature, callChainFlags) {
-            if ((signature.flags & 12) === callChainFlags) {
-                return signature;
-            }
-            if (!signature.optionalCallSignatureCache) {
-                signature.optionalCallSignatureCache = {};
-            }
-            var key = callChainFlags === 4 ? "inner" : "outer";
-            return signature.optionalCallSignatureCache[key]
-                || (signature.optionalCallSignatureCache[key] = createOptionalCallSignature(signature, callChainFlags));
-        }
-        function createOptionalCallSignature(signature, callChainFlags) {
-            ts.Debug.assert(callChainFlags === 4 || callChainFlags === 8, "An optional call signature can either be for an inner call chain or an outer call chain, but not both.");
-            var result = cloneSignature(signature);
-            result.flags |= callChainFlags;
-            return result;
-        }
-        function getExpandedParameters(sig, skipUnionExpanding) {
-            if (signatureHasRestParameter(sig)) {
-                var restIndex_1 = sig.parameters.length - 1;
-                var restType = getTypeOfSymbol(sig.parameters[restIndex_1]);
-                if (isTupleType(restType)) {
-                    return [expandSignatureParametersWithTupleMembers(restType, restIndex_1)];
-                }
-                else if (!skipUnionExpanding && restType.flags & 1048576 && ts.every(restType.types, isTupleType)) {
-                    return ts.map(restType.types, function (t) { return expandSignatureParametersWithTupleMembers(t, restIndex_1); });
-                }
-            }
-            return [sig.parameters];
-            function expandSignatureParametersWithTupleMembers(restType, restIndex) {
-                var elementTypes = getTypeArguments(restType);
-                var associatedNames = restType.target.labeledElementDeclarations;
-                var restParams = ts.map(elementTypes, function (t, i) {
-                    var tupleLabelName = !!associatedNames && getTupleElementLabel(associatedNames[i]);
-                    var name = tupleLabelName || getParameterNameAtPosition(sig, restIndex + i, restType);
-                    var flags = restType.target.elementFlags[i];
-                    var checkFlags = flags & 12 ? 32768 :
-                        flags & 2 ? 16384 : 0;
-                    var symbol = createSymbol(1, name, checkFlags);
-                    symbol.type = flags & 4 ? createArrayType(t) : t;
-                    return symbol;
-                });
-                return ts.concatenate(sig.parameters.slice(0, restIndex), restParams);
-            }
-        }
-        function getDefaultConstructSignatures(classType) {
-            var baseConstructorType = getBaseConstructorTypeOfClass(classType);
-            var baseSignatures = getSignaturesOfType(baseConstructorType, 1);
-            if (baseSignatures.length === 0) {
-                return [createSignature(undefined, classType.localTypeParameters, undefined, ts.emptyArray, classType, undefined, 0, 0)];
-            }
-            var baseTypeNode = getBaseTypeNodeOfClass(classType);
-            var isJavaScript = ts.isInJSFile(baseTypeNode);
-            var typeArguments = typeArgumentsFromTypeReferenceNode(baseTypeNode);
-            var typeArgCount = ts.length(typeArguments);
-            var result = [];
-            for (var _i = 0, baseSignatures_1 = baseSignatures; _i < baseSignatures_1.length; _i++) {
-                var baseSig = baseSignatures_1[_i];
-                var minTypeArgumentCount = getMinTypeArgumentCount(baseSig.typeParameters);
-                var typeParamCount = ts.length(baseSig.typeParameters);
-                if (isJavaScript || typeArgCount >= minTypeArgumentCount && typeArgCount <= typeParamCount) {
-                    var sig = typeParamCount ? createSignatureInstantiation(baseSig, fillMissingTypeArguments(typeArguments, baseSig.typeParameters, minTypeArgumentCount, isJavaScript)) : cloneSignature(baseSig);
-                    sig.typeParameters = classType.localTypeParameters;
-                    sig.resolvedReturnType = classType;
-                    result.push(sig);
-                }
-            }
-            return result;
-        }
-        function findMatchingSignature(signatureList, signature, partialMatch, ignoreThisTypes, ignoreReturnTypes) {
-            for (var _i = 0, signatureList_1 = signatureList; _i < signatureList_1.length; _i++) {
-                var s = signatureList_1[_i];
-                if (compareSignaturesIdentical(s, signature, partialMatch, ignoreThisTypes, ignoreReturnTypes, partialMatch ? compareTypesSubtypeOf : compareTypesIdentical)) {
-                    return s;
-                }
-            }
-        }
-        function findMatchingSignatures(signatureLists, signature, listIndex) {
-            if (signature.typeParameters) {
-                if (listIndex > 0) {
-                    return undefined;
-                }
-                for (var i = 1; i < signatureLists.length; i++) {
-                    if (!findMatchingSignature(signatureLists[i], signature, false, false, false)) {
-                        return undefined;
-                    }
-                }
-                return [signature];
-            }
-            var result;
-            for (var i = 0; i < signatureLists.length; i++) {
-                var match = i === listIndex ? signature : findMatchingSignature(signatureLists[i], signature, true, false, true);
-                if (!match) {
-                    return undefined;
-                }
-                result = ts.appendIfUnique(result, match);
-            }
-            return result;
-        }
-        function getUnionSignatures(signatureLists) {
-            var result;
-            var indexWithLengthOverOne;
-            for (var i = 0; i < signatureLists.length; i++) {
-                if (signatureLists[i].length === 0)
-                    return ts.emptyArray;
-                if (signatureLists[i].length > 1) {
-                    indexWithLengthOverOne = indexWithLengthOverOne === undefined ? i : -1;
-                }
-                for (var _i = 0, _a = signatureLists[i]; _i < _a.length; _i++) {
-                    var signature = _a[_i];
-                    if (!result || !findMatchingSignature(result, signature, false, false, true)) {
-                        var unionSignatures = findMatchingSignatures(signatureLists, signature, i);
-                        if (unionSignatures) {
-                            var s = signature;
-                            if (unionSignatures.length > 1) {
-                                var thisParameter = signature.thisParameter;
-                                var firstThisParameterOfUnionSignatures = ts.forEach(unionSignatures, function (sig) { return sig.thisParameter; });
-                                if (firstThisParameterOfUnionSignatures) {
-                                    var thisType = getIntersectionType(ts.mapDefined(unionSignatures, function (sig) { return sig.thisParameter && getTypeOfSymbol(sig.thisParameter); }));
-                                    thisParameter = createSymbolWithType(firstThisParameterOfUnionSignatures, thisType);
-                                }
-                                s = createUnionSignature(signature, unionSignatures);
-                                s.thisParameter = thisParameter;
-                            }
-                            (result || (result = [])).push(s);
-                        }
-                    }
-                }
-            }
-            if (!ts.length(result) && indexWithLengthOverOne !== -1) {
-                var masterList = signatureLists[indexWithLengthOverOne !== undefined ? indexWithLengthOverOne : 0];
-                var results = masterList.slice();
-                var _loop_10 = function (signatures) {
-                    if (signatures !== masterList) {
-                        var signature_1 = signatures[0];
-                        ts.Debug.assert(!!signature_1, "getUnionSignatures bails early on empty signature lists and should not have empty lists on second pass");
-                        results = signature_1.typeParameters && ts.some(results, function (s) { return !!s.typeParameters; }) ? undefined : ts.map(results, function (sig) { return combineSignaturesOfUnionMembers(sig, signature_1); });
-                        if (!results) {
-                            return "break";
-                        }
-                    }
-                };
-                for (var _b = 0, signatureLists_1 = signatureLists; _b < signatureLists_1.length; _b++) {
-                    var signatures = signatureLists_1[_b];
-                    var state_3 = _loop_10(signatures);
-                    if (state_3 === "break")
-                        break;
-                }
-                result = results;
-            }
-            return result || ts.emptyArray;
-        }
-        function combineUnionThisParam(left, right) {
-            if (!left || !right) {
-                return left || right;
-            }
-            var thisType = getIntersectionType([getTypeOfSymbol(left), getTypeOfSymbol(right)]);
-            return createSymbolWithType(left, thisType);
-        }
-        function combineUnionParameters(left, right) {
-            var leftCount = getParameterCount(left);
-            var rightCount = getParameterCount(right);
-            var longest = leftCount >= rightCount ? left : right;
-            var shorter = longest === left ? right : left;
-            var longestCount = longest === left ? leftCount : rightCount;
-            var eitherHasEffectiveRest = (hasEffectiveRestParameter(left) || hasEffectiveRestParameter(right));
-            var needsExtraRestElement = eitherHasEffectiveRest && !hasEffectiveRestParameter(longest);
-            var params = new Array(longestCount + (needsExtraRestElement ? 1 : 0));
-            for (var i = 0; i < longestCount; i++) {
-                var longestParamType = tryGetTypeAtPosition(longest, i);
-                var shorterParamType = tryGetTypeAtPosition(shorter, i) || unknownType;
-                var unionParamType = getIntersectionType([longestParamType, shorterParamType]);
-                var isRestParam = eitherHasEffectiveRest && !needsExtraRestElement && i === (longestCount - 1);
-                var isOptional = i >= getMinArgumentCount(longest) && i >= getMinArgumentCount(shorter);
-                var leftName = i >= leftCount ? undefined : getParameterNameAtPosition(left, i);
-                var rightName = i >= rightCount ? undefined : getParameterNameAtPosition(right, i);
-                var paramName = leftName === rightName ? leftName :
-                    !leftName ? rightName :
-                        !rightName ? leftName :
-                            undefined;
-                var paramSymbol = createSymbol(1 | (isOptional && !isRestParam ? 16777216 : 0), paramName || "arg" + i);
-                paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
-                params[i] = paramSymbol;
-            }
-            if (needsExtraRestElement) {
-                var restParamSymbol = createSymbol(1, "args");
-                restParamSymbol.type = createArrayType(getTypeAtPosition(shorter, longestCount));
-                params[longestCount] = restParamSymbol;
-            }
-            return params;
-        }
-        function combineSignaturesOfUnionMembers(left, right) {
-            var declaration = left.declaration;
-            var params = combineUnionParameters(left, right);
-            var thisParam = combineUnionThisParam(left.thisParameter, right.thisParameter);
-            var minArgCount = Math.max(left.minArgumentCount, right.minArgumentCount);
-            var result = createSignature(declaration, left.typeParameters || right.typeParameters, thisParam, params, undefined, undefined, minArgCount, (left.flags | right.flags) & 19);
-            result.unionSignatures = ts.concatenate(left.unionSignatures || [left], [right]);
-            return result;
-        }
-        function getUnionIndexInfo(types, kind) {
-            var indexTypes = [];
-            var isAnyReadonly = false;
-            for (var _i = 0, types_4 = types; _i < types_4.length; _i++) {
-                var type = types_4[_i];
-                var indexInfo = getIndexInfoOfType(getApparentType(type), kind);
-                if (!indexInfo) {
-                    return undefined;
-                }
-                indexTypes.push(indexInfo.type);
-                isAnyReadonly = isAnyReadonly || indexInfo.isReadonly;
-            }
-            return createIndexInfo(getUnionType(indexTypes, 2), isAnyReadonly);
-        }
-        function resolveUnionTypeMembers(type) {
-            var callSignatures = getUnionSignatures(ts.map(type.types, function (t) { return t === globalFunctionType ? [unknownSignature] : getSignaturesOfType(t, 0); }));
-            var constructSignatures = getUnionSignatures(ts.map(type.types, function (t) { return getSignaturesOfType(t, 1); }));
-            var stringIndexInfo = getUnionIndexInfo(type.types, 0);
-            var numberIndexInfo = getUnionIndexInfo(type.types, 1);
-            setStructuredTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
-        }
-        function intersectTypes(type1, type2) {
-            return !type1 ? type2 : !type2 ? type1 : getIntersectionType([type1, type2]);
-        }
-        function intersectIndexInfos(info1, info2) {
-            return !info1 ? info2 : !info2 ? info1 : createIndexInfo(getIntersectionType([info1.type, info2.type]), info1.isReadonly && info2.isReadonly);
-        }
-        function unionSpreadIndexInfos(info1, info2) {
-            return info1 && info2 && createIndexInfo(getUnionType([info1.type, info2.type]), info1.isReadonly || info2.isReadonly);
-        }
-        function findMixins(types) {
-            var constructorTypeCount = ts.countWhere(types, function (t) { return getSignaturesOfType(t, 1).length > 0; });
-            var mixinFlags = ts.map(types, isMixinConstructorType);
-            if (constructorTypeCount > 0 && constructorTypeCount === ts.countWhere(mixinFlags, function (b) { return b; })) {
-                var firstMixinIndex = mixinFlags.indexOf(true);
-                mixinFlags[firstMixinIndex] = false;
-            }
-            return mixinFlags;
-        }
-        function includeMixinType(type, types, mixinFlags, index) {
-            var mixedTypes = [];
-            for (var i = 0; i < types.length; i++) {
-                if (i === index) {
-                    mixedTypes.push(type);
-                }
-                else if (mixinFlags[i]) {
-                    mixedTypes.push(getReturnTypeOfSignature(getSignaturesOfType(types[i], 1)[0]));
-                }
-            }
-            return getIntersectionType(mixedTypes);
-        }
-        function resolveIntersectionTypeMembers(type) {
-            var callSignatures;
-            var constructSignatures;
-            var stringIndexInfo;
-            var numberIndexInfo;
-            var types = type.types;
-            var mixinFlags = findMixins(types);
-            var mixinCount = ts.countWhere(mixinFlags, function (b) { return b; });
-            var _loop_11 = function (i) {
-                var t = type.types[i];
-                if (!mixinFlags[i]) {
-                    var signatures = getSignaturesOfType(t, 1);
-                    if (signatures.length && mixinCount > 0) {
-                        signatures = ts.map(signatures, function (s) {
-                            var clone = cloneSignature(s);
-                            clone.resolvedReturnType = includeMixinType(getReturnTypeOfSignature(s), types, mixinFlags, i);
-                            return clone;
-                        });
-                    }
-                    constructSignatures = appendSignatures(constructSignatures, signatures);
-                }
-                callSignatures = appendSignatures(callSignatures, getSignaturesOfType(t, 0));
-                stringIndexInfo = intersectIndexInfos(stringIndexInfo, getIndexInfoOfType(t, 0));
-                numberIndexInfo = intersectIndexInfos(numberIndexInfo, getIndexInfoOfType(t, 1));
-            };
-            for (var i = 0; i < types.length; i++) {
-                _loop_11(i);
-            }
-            setStructuredTypeMembers(type, emptySymbols, callSignatures || ts.emptyArray, constructSignatures || ts.emptyArray, stringIndexInfo, numberIndexInfo);
-        }
-        function appendSignatures(signatures, newSignatures) {
-            var _loop_12 = function (sig) {
-                if (!signatures || ts.every(signatures, function (s) { return !compareSignaturesIdentical(s, sig, false, false, false, compareTypesIdentical); })) {
-                    signatures = ts.append(signatures, sig);
-                }
-            };
-            for (var _i = 0, newSignatures_1 = newSignatures; _i < newSignatures_1.length; _i++) {
-                var sig = newSignatures_1[_i];
-                _loop_12(sig);
-            }
-            return signatures;
-        }
-        function resolveAnonymousTypeMembers(type) {
-            var symbol = getMergedSymbol(type.symbol);
-            if (type.target) {
-                setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-                var members = createInstantiatedSymbolTable(getPropertiesOfObjectType(type.target), type.mapper, false);
-                var callSignatures = instantiateSignatures(getSignaturesOfType(type.target, 0), type.mapper);
-                var constructSignatures = instantiateSignatures(getSignaturesOfType(type.target, 1), type.mapper);
-                var stringIndexInfo = instantiateIndexInfo(getIndexInfoOfType(type.target, 0), type.mapper);
-                var numberIndexInfo = instantiateIndexInfo(getIndexInfoOfType(type.target, 1), type.mapper);
-                setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
-            }
-            else if (symbol.flags & 2048) {
-                setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-                var members = getMembersOfSymbol(symbol);
-                var callSignatures = getSignaturesOfSymbol(members.get("__call"));
-                var constructSignatures = getSignaturesOfSymbol(members.get("__new"));
-                var stringIndexInfo = getIndexInfoOfSymbol(symbol, 0);
-                var numberIndexInfo = getIndexInfoOfSymbol(symbol, 1);
-                setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo);
-            }
-            else {
-                var members = emptySymbols;
-                var stringIndexInfo = void 0;
-                if (symbol.exports) {
-                    members = getExportsOfSymbol(symbol);
-                    if (symbol === globalThisSymbol) {
-                        var varsOnly_1 = new ts.Map();
-                        members.forEach(function (p) {
-                            if (!(p.flags & 418)) {
-                                varsOnly_1.set(p.escapedName, p);
-                            }
-                        });
-                        members = varsOnly_1;
-                    }
-                }
-                setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, undefined, undefined);
-                if (symbol.flags & 32) {
-                    var classType = getDeclaredTypeOfClassOrInterface(symbol);
-                    var baseConstructorType = getBaseConstructorTypeOfClass(classType);
-                    if (baseConstructorType.flags & (524288 | 2097152 | 8650752)) {
-                        members = ts.createSymbolTable(getNamedMembers(members));
-                        addInheritedMembers(members, getPropertiesOfType(baseConstructorType));
-                    }
-                    else if (baseConstructorType === anyType) {
-                        stringIndexInfo = createIndexInfo(anyType, false);
-                    }
-                }
-                var numberIndexInfo = symbol.flags & 384 && (getDeclaredTypeOfSymbol(symbol).flags & 32 ||
-                    ts.some(type.properties, function (prop) { return !!(getTypeOfSymbol(prop).flags & 296); })) ? enumNumberIndexInfo : undefined;
-                setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
-                if (symbol.flags & (16 | 8192)) {
-                    type.callSignatures = getSignaturesOfSymbol(symbol);
-                }
-                if (symbol.flags & 32) {
-                    var classType_1 = getDeclaredTypeOfClassOrInterface(symbol);
-                    var constructSignatures = symbol.members ? getSignaturesOfSymbol(symbol.members.get("__constructor")) : ts.emptyArray;
-                    if (symbol.flags & 16) {
-                        constructSignatures = ts.addRange(constructSignatures.slice(), ts.mapDefined(type.callSignatures, function (sig) { return isJSConstructor(sig.declaration) ?
-                            createSignature(sig.declaration, sig.typeParameters, sig.thisParameter, sig.parameters, classType_1, undefined, sig.minArgumentCount, sig.flags & 19) :
-                            undefined; }));
-                    }
-                    if (!constructSignatures.length) {
-                        constructSignatures = getDefaultConstructSignatures(classType_1);
-                    }
-                    type.constructSignatures = constructSignatures;
-                }
-            }
-        }
-        function resolveReverseMappedTypeMembers(type) {
-            var indexInfo = getIndexInfoOfType(type.source, 0);
-            var modifiers = getMappedTypeModifiers(type.mappedType);
-            var readonlyMask = modifiers & 1 ? false : true;
-            var optionalMask = modifiers & 4 ? 0 : 16777216;
-            var stringIndexInfo = indexInfo && createIndexInfo(inferReverseMappedType(indexInfo.type, type.mappedType, type.constraintType), readonlyMask && indexInfo.isReadonly);
-            var members = ts.createSymbolTable();
-            for (var _i = 0, _a = getPropertiesOfType(type.source); _i < _a.length; _i++) {
-                var prop = _a[_i];
-                var checkFlags = 8192 | (readonlyMask && isReadonlySymbol(prop) ? 8 : 0);
-                var inferredProp = createSymbol(4 | prop.flags & optionalMask, prop.escapedName, checkFlags);
-                inferredProp.declarations = prop.declarations;
-                inferredProp.nameType = getSymbolLinks(prop).nameType;
-                inferredProp.propertyType = getTypeOfSymbol(prop);
-                inferredProp.mappedType = type.mappedType;
-                inferredProp.constraintType = type.constraintType;
-                members.set(prop.escapedName, inferredProp);
-            }
-            setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined);
-        }
-        function getLowerBoundOfKeyType(type) {
-            if (type.flags & 4194304) {
-                var t = getApparentType(type.type);
-                return isGenericTupleType(t) ? getKnownKeysOfTupleType(t) : getIndexType(t);
-            }
-            if (type.flags & 16777216) {
-                if (type.root.isDistributive) {
-                    var checkType = type.checkType;
-                    var constraint = getLowerBoundOfKeyType(checkType);
-                    if (constraint !== checkType) {
-                        return getConditionalTypeInstantiation(type, prependTypeMapping(type.root.checkType, constraint, type.mapper));
-                    }
-                }
-                return type;
-            }
-            if (type.flags & 1048576) {
-                return getUnionType(ts.sameMap(type.types, getLowerBoundOfKeyType));
-            }
-            if (type.flags & 2097152) {
-                return getIntersectionType(ts.sameMap(type.types, getLowerBoundOfKeyType));
-            }
-            return type;
-        }
-        function resolveMappedTypeMembers(type) {
-            var members = ts.createSymbolTable();
-            var stringIndexInfo;
-            var numberIndexInfo;
-            setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-            var typeParameter = getTypeParameterFromMappedType(type);
-            var constraintType = getConstraintTypeFromMappedType(type);
-            var nameType = getNameTypeFromMappedType(type.target || type);
-            var templateType = getTemplateTypeFromMappedType(type.target || type);
-            var modifiersType = getApparentType(getModifiersTypeFromMappedType(type));
-            var templateModifiers = getMappedTypeModifiers(type);
-            var include = keyofStringsOnly ? 128 : 8576;
-            if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
-                for (var _i = 0, _a = getPropertiesOfType(modifiersType); _i < _a.length; _i++) {
-                    var prop = _a[_i];
-                    addMemberForKeyType(getLiteralTypeFromProperty(prop, include));
-                }
-                if (modifiersType.flags & 1 || getIndexInfoOfType(modifiersType, 0)) {
-                    addMemberForKeyType(stringType);
-                }
-                if (!keyofStringsOnly && getIndexInfoOfType(modifiersType, 1)) {
-                    addMemberForKeyType(numberType);
-                }
-            }
-            else {
-                forEachType(getLowerBoundOfKeyType(constraintType), addMemberForKeyType);
-            }
-            setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
-            function addMemberForKeyType(keyType) {
-                var propNameType = nameType ? instantiateType(nameType, appendTypeMapping(type.mapper, typeParameter, keyType)) : keyType;
-                forEachType(propNameType, function (t) { return addMemberForKeyTypeWorker(keyType, t); });
-            }
-            function addMemberForKeyTypeWorker(keyType, propNameType) {
-                if (isTypeUsableAsPropertyName(propNameType)) {
-                    var propName = getPropertyNameFromType(propNameType);
-                    var existingProp = members.get(propName);
-                    if (existingProp) {
-                        existingProp.nameType = getUnionType([existingProp.nameType, propNameType]);
-                        existingProp.keyType = getUnionType([existingProp.keyType, keyType]);
-                    }
-                    else {
-                        var modifiersProp = isTypeUsableAsPropertyName(keyType) ? getPropertyOfType(modifiersType, getPropertyNameFromType(keyType)) : undefined;
-                        var isOptional = !!(templateModifiers & 4 ||
-                            !(templateModifiers & 8) && modifiersProp && modifiersProp.flags & 16777216);
-                        var isReadonly = !!(templateModifiers & 1 ||
-                            !(templateModifiers & 2) && modifiersProp && isReadonlySymbol(modifiersProp));
-                        var stripOptional = strictNullChecks && !isOptional && modifiersProp && modifiersProp.flags & 16777216;
-                        var prop = createSymbol(4 | (isOptional ? 16777216 : 0), propName, 262144 | (isReadonly ? 8 : 0) | (stripOptional ? 524288 : 0));
-                        prop.mappedType = type;
-                        prop.nameType = propNameType;
-                        prop.keyType = keyType;
-                        if (modifiersProp) {
-                            prop.syntheticOrigin = modifiersProp;
-                            prop.declarations = modifiersProp.declarations;
-                        }
-                        members.set(propName, prop);
-                    }
-                }
-                else if (propNameType.flags & (1 | 4 | 8 | 32)) {
-                    var propType = instantiateType(templateType, appendTypeMapping(type.mapper, typeParameter, keyType));
-                    if (propNameType.flags & (1 | 4)) {
-                        stringIndexInfo = createIndexInfo(stringIndexInfo ? getUnionType([stringIndexInfo.type, propType]) : propType, !!(templateModifiers & 1));
-                    }
-                    else {
-                        numberIndexInfo = createIndexInfo(numberIndexInfo ? getUnionType([numberIndexInfo.type, propType]) : propType, !!(templateModifiers & 1));
-                    }
-                }
-            }
-        }
-        function getTypeOfMappedSymbol(symbol) {
-            if (!symbol.type) {
-                var mappedType = symbol.mappedType;
-                if (!pushTypeResolution(symbol, 0)) {
-                    mappedType.containsError = true;
-                    return errorType;
-                }
-                var templateType = getTemplateTypeFromMappedType(mappedType.target || mappedType);
-                var mapper = appendTypeMapping(mappedType.mapper, getTypeParameterFromMappedType(mappedType), symbol.keyType);
-                var propType = instantiateType(templateType, mapper);
-                var type = strictNullChecks && symbol.flags & 16777216 && !maybeTypeOfKind(propType, 32768 | 16384) ? getOptionalType(propType) :
-                    symbol.checkFlags & 524288 ? getTypeWithFacts(propType, 524288) :
-                        propType;
-                if (!popTypeResolution()) {
-                    error(currentNode, ts.Diagnostics.Type_of_property_0_circularly_references_itself_in_mapped_type_1, symbolToString(symbol), typeToString(mappedType));
-                    type = errorType;
-                }
-                symbol.type = type;
-            }
-            return symbol.type;
-        }
-        function getTypeParameterFromMappedType(type) {
-            return type.typeParameter ||
-                (type.typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(type.declaration.typeParameter)));
-        }
-        function getConstraintTypeFromMappedType(type) {
-            return type.constraintType ||
-                (type.constraintType = getConstraintOfTypeParameter(getTypeParameterFromMappedType(type)) || errorType);
-        }
-        function getNameTypeFromMappedType(type) {
-            return type.declaration.nameType ?
-                type.nameType || (type.nameType = instantiateType(getTypeFromTypeNode(type.declaration.nameType), type.mapper)) :
-                undefined;
-        }
-        function getTemplateTypeFromMappedType(type) {
-            return type.templateType ||
-                (type.templateType = type.declaration.type ?
-                    instantiateType(addOptionality(getTypeFromTypeNode(type.declaration.type), !!(getMappedTypeModifiers(type) & 4)), type.mapper) :
-                    errorType);
-        }
-        function getConstraintDeclarationForMappedType(type) {
-            return ts.getEffectiveConstraintOfTypeParameter(type.declaration.typeParameter);
-        }
-        function isMappedTypeWithKeyofConstraintDeclaration(type) {
-            var constraintDeclaration = getConstraintDeclarationForMappedType(type);
-            return constraintDeclaration.kind === 188 &&
-                constraintDeclaration.operator === 138;
-        }
-        function getModifiersTypeFromMappedType(type) {
-            if (!type.modifiersType) {
-                if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
-                    type.modifiersType = instantiateType(getTypeFromTypeNode(getConstraintDeclarationForMappedType(type).type), type.mapper);
-                }
-                else {
-                    var declaredType = getTypeFromMappedTypeNode(type.declaration);
-                    var constraint = getConstraintTypeFromMappedType(declaredType);
-                    var extendedConstraint = constraint && constraint.flags & 262144 ? getConstraintOfTypeParameter(constraint) : constraint;
-                    type.modifiersType = extendedConstraint && extendedConstraint.flags & 4194304 ? instantiateType(extendedConstraint.type, type.mapper) : unknownType;
-                }
-            }
-            return type.modifiersType;
-        }
-        function getMappedTypeModifiers(type) {
-            var declaration = type.declaration;
-            return (declaration.readonlyToken ? declaration.readonlyToken.kind === 40 ? 2 : 1 : 0) |
-                (declaration.questionToken ? declaration.questionToken.kind === 40 ? 8 : 4 : 0);
-        }
-        function getMappedTypeOptionality(type) {
-            var modifiers = getMappedTypeModifiers(type);
-            return modifiers & 8 ? -1 : modifiers & 4 ? 1 : 0;
-        }
-        function getCombinedMappedTypeOptionality(type) {
-            var optionality = getMappedTypeOptionality(type);
-            var modifiersType = getModifiersTypeFromMappedType(type);
-            return optionality || (isGenericMappedType(modifiersType) ? getMappedTypeOptionality(modifiersType) : 0);
-        }
-        function isPartialMappedType(type) {
-            return !!(ts.getObjectFlags(type) & 32 && getMappedTypeModifiers(type) & 4);
-        }
-        function isGenericMappedType(type) {
-            return !!(ts.getObjectFlags(type) & 32) && isGenericIndexType(getConstraintTypeFromMappedType(type));
-        }
-        function resolveStructuredTypeMembers(type) {
-            if (!type.members) {
-                if (type.flags & 524288) {
-                    if (type.objectFlags & 4) {
-                        resolveTypeReferenceMembers(type);
-                    }
-                    else if (type.objectFlags & 3) {
-                        resolveClassOrInterfaceMembers(type);
-                    }
-                    else if (type.objectFlags & 2048) {
-                        resolveReverseMappedTypeMembers(type);
-                    }
-                    else if (type.objectFlags & 16) {
-                        resolveAnonymousTypeMembers(type);
-                    }
-                    else if (type.objectFlags & 32) {
-                        resolveMappedTypeMembers(type);
-                    }
-                }
-                else if (type.flags & 1048576) {
-                    resolveUnionTypeMembers(type);
-                }
-                else if (type.flags & 2097152) {
-                    resolveIntersectionTypeMembers(type);
-                }
-            }
-            return type;
-        }
-        function getPropertiesOfObjectType(type) {
-            if (type.flags & 524288) {
-                return resolveStructuredTypeMembers(type).properties;
-            }
-            return ts.emptyArray;
-        }
-        function getPropertyOfObjectType(type, name) {
-            if (type.flags & 524288) {
-                var resolved = resolveStructuredTypeMembers(type);
-                var symbol = resolved.members.get(name);
-                if (symbol && symbolIsValue(symbol)) {
-                    return symbol;
-                }
-            }
-        }
-        function getPropertiesOfUnionOrIntersectionType(type) {
-            if (!type.resolvedProperties) {
-                var members = ts.createSymbolTable();
-                for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
-                    var current = _a[_i];
-                    for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) {
-                        var prop = _c[_b];
-                        if (!members.has(prop.escapedName)) {
-                            var combinedProp = getPropertyOfUnionOrIntersectionType(type, prop.escapedName);
-                            if (combinedProp) {
-                                members.set(prop.escapedName, combinedProp);
-                            }
-                        }
-                    }
-                    if (type.flags & 1048576 && !getIndexInfoOfType(current, 0) && !getIndexInfoOfType(current, 1)) {
-                        break;
-                    }
-                }
-                type.resolvedProperties = getNamedMembers(members);
-            }
-            return type.resolvedProperties;
-        }
-        function getPropertiesOfType(type) {
-            type = getReducedApparentType(type);
-            return type.flags & 3145728 ?
-                getPropertiesOfUnionOrIntersectionType(type) :
-                getPropertiesOfObjectType(type);
-        }
-        function isTypeInvalidDueToUnionDiscriminant(contextualType, obj) {
-            var list = obj.properties;
-            return list.some(function (property) {
-                var nameType = property.name && getLiteralTypeFromPropertyName(property.name);
-                var name = nameType && isTypeUsableAsPropertyName(nameType) ? getPropertyNameFromType(nameType) : undefined;
-                var expected = name === undefined ? undefined : getTypeOfPropertyOfType(contextualType, name);
-                return !!expected && isLiteralType(expected) && !isTypeAssignableTo(getTypeOfNode(property), expected);
-            });
-        }
-        function getAllPossiblePropertiesOfTypes(types) {
-            var unionType = getUnionType(types);
-            if (!(unionType.flags & 1048576)) {
-                return getAugmentedPropertiesOfType(unionType);
-            }
-            var props = ts.createSymbolTable();
-            for (var _i = 0, types_5 = types; _i < types_5.length; _i++) {
-                var memberType = types_5[_i];
-                for (var _a = 0, _b = getAugmentedPropertiesOfType(memberType); _a < _b.length; _a++) {
-                    var escapedName = _b[_a].escapedName;
-                    if (!props.has(escapedName)) {
-                        var prop = createUnionOrIntersectionProperty(unionType, escapedName);
-                        if (prop)
-                            props.set(escapedName, prop);
-                    }
-                }
-            }
-            return ts.arrayFrom(props.values());
-        }
-        function getConstraintOfType(type) {
-            return type.flags & 262144 ? getConstraintOfTypeParameter(type) :
-                type.flags & 8388608 ? getConstraintOfIndexedAccess(type) :
-                    type.flags & 16777216 ? getConstraintOfConditionalType(type) :
-                        getBaseConstraintOfType(type);
-        }
-        function getConstraintOfTypeParameter(typeParameter) {
-            return hasNonCircularBaseConstraint(typeParameter) ? getConstraintFromTypeParameter(typeParameter) : undefined;
-        }
-        function getConstraintOfIndexedAccess(type) {
-            return hasNonCircularBaseConstraint(type) ? getConstraintFromIndexedAccess(type) : undefined;
-        }
-        function getSimplifiedTypeOrConstraint(type) {
-            var simplified = getSimplifiedType(type, false);
-            return simplified !== type ? simplified : getConstraintOfType(type);
-        }
-        function getConstraintFromIndexedAccess(type) {
-            var indexConstraint = getSimplifiedTypeOrConstraint(type.indexType);
-            if (indexConstraint && indexConstraint !== type.indexType) {
-                var indexedAccess = getIndexedAccessTypeOrUndefined(type.objectType, indexConstraint, type.noUncheckedIndexedAccessCandidate);
-                if (indexedAccess) {
-                    return indexedAccess;
-                }
-            }
-            var objectConstraint = getSimplifiedTypeOrConstraint(type.objectType);
-            if (objectConstraint && objectConstraint !== type.objectType) {
-                return getIndexedAccessTypeOrUndefined(objectConstraint, type.indexType, type.noUncheckedIndexedAccessCandidate);
-            }
-            return undefined;
-        }
-        function getDefaultConstraintOfConditionalType(type) {
-            if (!type.resolvedDefaultConstraint) {
-                var trueConstraint = getInferredTrueTypeFromConditionalType(type);
-                var falseConstraint = getFalseTypeFromConditionalType(type);
-                type.resolvedDefaultConstraint = isTypeAny(trueConstraint) ? falseConstraint : isTypeAny(falseConstraint) ? trueConstraint : getUnionType([trueConstraint, falseConstraint]);
-            }
-            return type.resolvedDefaultConstraint;
-        }
-        function getConstraintOfDistributiveConditionalType(type) {
-            if (type.root.isDistributive && type.restrictiveInstantiation !== type) {
-                var simplified = getSimplifiedType(type.checkType, false);
-                var constraint = simplified === type.checkType ? getConstraintOfType(simplified) : simplified;
-                if (constraint && constraint !== type.checkType) {
-                    var instantiated = getConditionalTypeInstantiation(type, prependTypeMapping(type.root.checkType, constraint, type.mapper));
-                    if (!(instantiated.flags & 131072)) {
-                        return instantiated;
-                    }
-                }
-            }
-            return undefined;
-        }
-        function getConstraintFromConditionalType(type) {
-            return getConstraintOfDistributiveConditionalType(type) || getDefaultConstraintOfConditionalType(type);
-        }
-        function getConstraintOfConditionalType(type) {
-            return hasNonCircularBaseConstraint(type) ? getConstraintFromConditionalType(type) : undefined;
-        }
-        function getEffectiveConstraintOfIntersection(types, targetIsUnion) {
-            var constraints;
-            var hasDisjointDomainType = false;
-            for (var _i = 0, types_6 = types; _i < types_6.length; _i++) {
-                var t = types_6[_i];
-                if (t.flags & 465829888) {
-                    var constraint = getConstraintOfType(t);
-                    while (constraint && constraint.flags & (262144 | 4194304 | 16777216)) {
-                        constraint = getConstraintOfType(constraint);
-                    }
-                    if (constraint) {
-                        constraints = ts.append(constraints, constraint);
-                        if (targetIsUnion) {
-                            constraints = ts.append(constraints, t);
-                        }
-                    }
-                }
-                else if (t.flags & 469892092) {
-                    hasDisjointDomainType = true;
-                }
-            }
-            if (constraints && (targetIsUnion || hasDisjointDomainType)) {
-                if (hasDisjointDomainType) {
-                    for (var _a = 0, types_7 = types; _a < types_7.length; _a++) {
-                        var t = types_7[_a];
-                        if (t.flags & 469892092) {
-                            constraints = ts.append(constraints, t);
-                        }
-                    }
-                }
-                return getIntersectionType(constraints);
-            }
-            return undefined;
-        }
-        function getBaseConstraintOfType(type) {
-            if (type.flags & (58982400 | 3145728 | 134217728 | 268435456)) {
-                var constraint = getResolvedBaseConstraint(type);
-                return constraint !== noConstraintType && constraint !== circularConstraintType ? constraint : undefined;
-            }
-            return type.flags & 4194304 ? keyofConstraintType : undefined;
-        }
-        function getBaseConstraintOrType(type) {
-            return getBaseConstraintOfType(type) || type;
-        }
-        function hasNonCircularBaseConstraint(type) {
-            return getResolvedBaseConstraint(type) !== circularConstraintType;
-        }
-        function getResolvedBaseConstraint(type) {
-            if (type.resolvedBaseConstraint) {
-                return type.resolvedBaseConstraint;
-            }
-            var nonTerminating = false;
-            var stack = [];
-            return type.resolvedBaseConstraint = getTypeWithThisArgument(getImmediateBaseConstraint(type), type);
-            function getImmediateBaseConstraint(t) {
-                if (!t.immediateBaseConstraint) {
-                    if (!pushTypeResolution(t, 4)) {
-                        return circularConstraintType;
-                    }
-                    if (constraintDepth >= 50) {
-                        ts.tracing.instant("check", "getImmediateBaseConstraint_DepthLimit", { typeId: t.id, originalTypeId: type.id, depth: constraintDepth });
-                        error(currentNode, ts.Diagnostics.Type_instantiation_is_excessively_deep_and_possibly_infinite);
-                        nonTerminating = true;
-                        return t.immediateBaseConstraint = noConstraintType;
-                    }
-                    var result = void 0;
-                    if (!isDeeplyNestedType(t, stack, stack.length)) {
-                        stack.push(t);
-                        constraintDepth++;
-                        result = computeBaseConstraint(getSimplifiedType(t, false));
-                        constraintDepth--;
-                        stack.pop();
-                    }
-                    if (!popTypeResolution()) {
-                        if (t.flags & 262144) {
-                            var errorNode = getConstraintDeclaration(t);
-                            if (errorNode) {
-                                var diagnostic = error(errorNode, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(t));
-                                if (currentNode && !ts.isNodeDescendantOf(errorNode, currentNode) && !ts.isNodeDescendantOf(currentNode, errorNode)) {
-                                    ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(currentNode, ts.Diagnostics.Circularity_originates_in_type_at_this_location));
-                                }
-                            }
-                        }
-                        result = circularConstraintType;
-                    }
-                    if (nonTerminating) {
-                        result = circularConstraintType;
-                    }
-                    t.immediateBaseConstraint = result || noConstraintType;
-                }
-                return t.immediateBaseConstraint;
-            }
-            function getBaseConstraint(t) {
-                var c = getImmediateBaseConstraint(t);
-                return c !== noConstraintType && c !== circularConstraintType ? c : undefined;
-            }
-            function computeBaseConstraint(t) {
-                if (t.flags & 262144) {
-                    var constraint = getConstraintFromTypeParameter(t);
-                    return t.isThisType || !constraint ?
-                        constraint :
-                        getBaseConstraint(constraint);
-                }
-                if (t.flags & 3145728) {
-                    var types = t.types;
-                    var baseTypes = [];
-                    for (var _i = 0, types_8 = types; _i < types_8.length; _i++) {
-                        var type_3 = types_8[_i];
-                        var baseType = getBaseConstraint(type_3);
-                        if (baseType) {
-                            baseTypes.push(baseType);
-                        }
-                    }
-                    return t.flags & 1048576 && baseTypes.length === types.length ? getUnionType(baseTypes) :
-                        t.flags & 2097152 && baseTypes.length ? getIntersectionType(baseTypes) :
-                            undefined;
-                }
-                if (t.flags & 4194304) {
-                    return keyofConstraintType;
-                }
-                if (t.flags & 134217728) {
-                    var types = t.types;
-                    var constraints = ts.mapDefined(types, getBaseConstraint);
-                    return constraints.length === types.length ? getTemplateLiteralType(t.texts, constraints) : stringType;
-                }
-                if (t.flags & 268435456) {
-                    var constraint = getBaseConstraint(t.type);
-                    return constraint ? getStringMappingType(t.symbol, constraint) : stringType;
-                }
-                if (t.flags & 8388608) {
-                    var baseObjectType = getBaseConstraint(t.objectType);
-                    var baseIndexType = getBaseConstraint(t.indexType);
-                    var baseIndexedAccess = baseObjectType && baseIndexType && getIndexedAccessTypeOrUndefined(baseObjectType, baseIndexType, t.noUncheckedIndexedAccessCandidate);
-                    return baseIndexedAccess && getBaseConstraint(baseIndexedAccess);
-                }
-                if (t.flags & 16777216) {
-                    var constraint = getConstraintFromConditionalType(t);
-                    constraintDepth++;
-                    var result = constraint && getBaseConstraint(constraint);
-                    constraintDepth--;
-                    return result;
-                }
-                if (t.flags & 33554432) {
-                    return getBaseConstraint(t.substitute);
-                }
-                return t;
-            }
-        }
-        function getApparentTypeOfIntersectionType(type) {
-            return type.resolvedApparentType || (type.resolvedApparentType = getTypeWithThisArgument(type, type, true));
-        }
-        function getResolvedTypeParameterDefault(typeParameter) {
-            if (!typeParameter.default) {
-                if (typeParameter.target) {
-                    var targetDefault = getResolvedTypeParameterDefault(typeParameter.target);
-                    typeParameter.default = targetDefault ? instantiateType(targetDefault, typeParameter.mapper) : noConstraintType;
-                }
-                else {
-                    typeParameter.default = resolvingDefaultType;
-                    var defaultDeclaration = typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; });
-                    var defaultType = defaultDeclaration ? getTypeFromTypeNode(defaultDeclaration) : noConstraintType;
-                    if (typeParameter.default === resolvingDefaultType) {
-                        typeParameter.default = defaultType;
-                    }
-                }
-            }
-            else if (typeParameter.default === resolvingDefaultType) {
-                typeParameter.default = circularConstraintType;
-            }
-            return typeParameter.default;
-        }
-        function getDefaultFromTypeParameter(typeParameter) {
-            var defaultType = getResolvedTypeParameterDefault(typeParameter);
-            return defaultType !== noConstraintType && defaultType !== circularConstraintType ? defaultType : undefined;
-        }
-        function hasNonCircularTypeParameterDefault(typeParameter) {
-            return getResolvedTypeParameterDefault(typeParameter) !== circularConstraintType;
-        }
-        function hasTypeParameterDefault(typeParameter) {
-            return !!(typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; }));
-        }
-        function getApparentTypeOfMappedType(type) {
-            return type.resolvedApparentType || (type.resolvedApparentType = getResolvedApparentTypeOfMappedType(type));
-        }
-        function getResolvedApparentTypeOfMappedType(type) {
-            var typeVariable = getHomomorphicTypeVariable(type);
-            if (typeVariable && !type.declaration.nameType) {
-                var constraint = getConstraintOfTypeParameter(typeVariable);
-                if (constraint && (isArrayType(constraint) || isTupleType(constraint))) {
-                    return instantiateType(type, prependTypeMapping(typeVariable, constraint, type.mapper));
-                }
-            }
-            return type;
-        }
-        function getApparentType(type) {
-            var t = type.flags & 465829888 ? getBaseConstraintOfType(type) || unknownType : type;
-            return ts.getObjectFlags(t) & 32 ? getApparentTypeOfMappedType(t) :
-                t.flags & 2097152 ? getApparentTypeOfIntersectionType(t) :
-                    t.flags & 402653316 ? globalStringType :
-                        t.flags & 296 ? globalNumberType :
-                            t.flags & 2112 ? getGlobalBigIntType(languageVersion >= 7) :
-                                t.flags & 528 ? globalBooleanType :
-                                    t.flags & 12288 ? getGlobalESSymbolType(languageVersion >= 2) :
-                                        t.flags & 67108864 ? emptyObjectType :
-                                            t.flags & 4194304 ? keyofConstraintType :
-                                                t.flags & 2 && !strictNullChecks ? emptyObjectType :
-                                                    t;
-        }
-        function getReducedApparentType(type) {
-            return getReducedType(getApparentType(getReducedType(type)));
-        }
-        function createUnionOrIntersectionProperty(containingType, name) {
-            var singleProp;
-            var propSet;
-            var indexTypes;
-            var isUnion = containingType.flags & 1048576;
-            var optionalFlag = isUnion ? 0 : 16777216;
-            var syntheticFlag = 4;
-            var checkFlags = 0;
-            for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) {
-                var current = _a[_i];
-                var type = getApparentType(current);
-                if (!(type === errorType || type.flags & 131072)) {
-                    var prop = getPropertyOfType(type, name);
-                    var modifiers = prop ? ts.getDeclarationModifierFlagsFromSymbol(prop) : 0;
-                    if (prop) {
-                        if (isUnion) {
-                            optionalFlag |= (prop.flags & 16777216);
-                        }
-                        else {
-                            optionalFlag &= prop.flags;
-                        }
-                        if (!singleProp) {
-                            singleProp = prop;
-                        }
-                        else if (prop !== singleProp) {
-                            if (!propSet) {
-                                propSet = new ts.Map();
-                                propSet.set(getSymbolId(singleProp), singleProp);
-                            }
-                            var id = getSymbolId(prop);
-                            if (!propSet.has(id)) {
-                                propSet.set(id, prop);
-                            }
-                        }
-                        checkFlags |= (isReadonlySymbol(prop) ? 8 : 0) |
-                            (!(modifiers & 24) ? 256 : 0) |
-                            (modifiers & 16 ? 512 : 0) |
-                            (modifiers & 8 ? 1024 : 0) |
-                            (modifiers & 32 ? 2048 : 0);
-                        if (!isPrototypeProperty(prop)) {
-                            syntheticFlag = 2;
-                        }
-                    }
-                    else if (isUnion) {
-                        var indexInfo = !isLateBoundName(name) && (isNumericLiteralName(name) && getIndexInfoOfType(type, 1) || getIndexInfoOfType(type, 0));
-                        if (indexInfo) {
-                            checkFlags |= 32 | (indexInfo.isReadonly ? 8 : 0);
-                            indexTypes = ts.append(indexTypes, isTupleType(type) ? getRestTypeOfTupleType(type) || undefinedType : indexInfo.type);
-                        }
-                        else if (isObjectLiteralType(type)) {
-                            checkFlags |= 32;
-                            indexTypes = ts.append(indexTypes, undefinedType);
-                        }
-                        else {
-                            checkFlags |= 16;
-                        }
-                    }
-                }
-            }
-            if (!singleProp || isUnion && (propSet || checkFlags & 48) && checkFlags & (1024 | 512)) {
-                return undefined;
-            }
-            if (!propSet && !(checkFlags & 16) && !indexTypes) {
-                return singleProp;
-            }
-            var props = propSet ? ts.arrayFrom(propSet.values()) : [singleProp];
-            var declarations;
-            var firstType;
-            var nameType;
-            var propTypes = [];
-            var firstValueDeclaration;
-            var hasNonUniformValueDeclaration = false;
-            for (var _b = 0, props_1 = props; _b < props_1.length; _b++) {
-                var prop = props_1[_b];
-                if (!firstValueDeclaration) {
-                    firstValueDeclaration = prop.valueDeclaration;
-                }
-                else if (prop.valueDeclaration && prop.valueDeclaration !== firstValueDeclaration) {
-                    hasNonUniformValueDeclaration = true;
-                }
-                declarations = ts.addRange(declarations, prop.declarations);
-                var type = getTypeOfSymbol(prop);
-                if (!firstType) {
-                    firstType = type;
-                    nameType = getSymbolLinks(prop).nameType;
-                }
-                else if (type !== firstType) {
-                    checkFlags |= 64;
-                }
-                if (isLiteralType(type)) {
-                    checkFlags |= 128;
-                }
-                if (type.flags & 131072) {
-                    checkFlags |= 131072;
-                }
-                propTypes.push(type);
-            }
-            ts.addRange(propTypes, indexTypes);
-            var result = createSymbol(4 | optionalFlag, name, syntheticFlag | checkFlags);
-            result.containingType = containingType;
-            if (!hasNonUniformValueDeclaration && firstValueDeclaration) {
-                result.valueDeclaration = firstValueDeclaration;
-                if (firstValueDeclaration.symbol.parent) {
-                    result.parent = firstValueDeclaration.symbol.parent;
-                }
-            }
-            result.declarations = declarations;
-            result.nameType = nameType;
-            if (propTypes.length > 2) {
-                result.checkFlags |= 65536;
-                result.deferralParent = containingType;
-                result.deferralConstituents = propTypes;
-            }
-            else {
-                result.type = isUnion ? getUnionType(propTypes) : getIntersectionType(propTypes);
-            }
-            return result;
-        }
-        function getUnionOrIntersectionProperty(type, name) {
-            var properties = type.propertyCache || (type.propertyCache = ts.createSymbolTable());
-            var property = properties.get(name);
-            if (!property) {
-                property = createUnionOrIntersectionProperty(type, name);
-                if (property) {
-                    properties.set(name, property);
-                }
-            }
-            return property;
-        }
-        function getPropertyOfUnionOrIntersectionType(type, name) {
-            var property = getUnionOrIntersectionProperty(type, name);
-            return property && !(ts.getCheckFlags(property) & 16) ? property : undefined;
-        }
-        function getReducedType(type) {
-            if (type.flags & 1048576 && type.objectFlags & 268435456) {
-                return type.resolvedReducedType || (type.resolvedReducedType = getReducedUnionType(type));
-            }
-            else if (type.flags & 2097152) {
-                if (!(type.objectFlags & 268435456)) {
-                    type.objectFlags |= 268435456 |
-                        (ts.some(getPropertiesOfUnionOrIntersectionType(type), isNeverReducedProperty) ? 536870912 : 0);
-                }
-                return type.objectFlags & 536870912 ? neverType : type;
-            }
-            return type;
-        }
-        function getReducedUnionType(unionType) {
-            var reducedTypes = ts.sameMap(unionType.types, getReducedType);
-            if (reducedTypes === unionType.types) {
-                return unionType;
-            }
-            var reduced = getUnionType(reducedTypes);
-            if (reduced.flags & 1048576) {
-                reduced.resolvedReducedType = reduced;
-            }
-            return reduced;
-        }
-        function isNeverReducedProperty(prop) {
-            return isDiscriminantWithNeverType(prop) || isConflictingPrivateProperty(prop);
-        }
-        function isDiscriminantWithNeverType(prop) {
-            return !(prop.flags & 16777216) &&
-                (ts.getCheckFlags(prop) & (192 | 131072)) === 192 &&
-                !!(getTypeOfSymbol(prop).flags & 131072);
-        }
-        function isConflictingPrivateProperty(prop) {
-            return !prop.valueDeclaration && !!(ts.getCheckFlags(prop) & 1024);
-        }
-        function elaborateNeverIntersection(errorInfo, type) {
-            if (ts.getObjectFlags(type) & 536870912) {
-                var neverProp = ts.find(getPropertiesOfUnionOrIntersectionType(type), isDiscriminantWithNeverType);
-                if (neverProp) {
-                    return ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_intersection_0_was_reduced_to_never_because_property_1_has_conflicting_types_in_some_constituents, typeToString(type, undefined, 536870912), symbolToString(neverProp));
-                }
-                var privateProp = ts.find(getPropertiesOfUnionOrIntersectionType(type), isConflictingPrivateProperty);
-                if (privateProp) {
-                    return ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_intersection_0_was_reduced_to_never_because_property_1_exists_in_multiple_constituents_and_is_private_in_some, typeToString(type, undefined, 536870912), symbolToString(privateProp));
-                }
-            }
-            return errorInfo;
-        }
-        function getPropertyOfType(type, name) {
-            type = getReducedApparentType(type);
-            if (type.flags & 524288) {
-                var resolved = resolveStructuredTypeMembers(type);
-                var symbol = resolved.members.get(name);
-                if (symbol && symbolIsValue(symbol)) {
-                    return symbol;
-                }
-                var functionType = resolved === anyFunctionType ? globalFunctionType :
-                    resolved.callSignatures.length ? globalCallableFunctionType :
-                        resolved.constructSignatures.length ? globalNewableFunctionType :
-                            undefined;
-                if (functionType) {
-                    var symbol_1 = getPropertyOfObjectType(functionType, name);
-                    if (symbol_1) {
-                        return symbol_1;
-                    }
-                }
-                return getPropertyOfObjectType(globalObjectType, name);
-            }
-            if (type.flags & 3145728) {
-                return getPropertyOfUnionOrIntersectionType(type, name);
-            }
-            return undefined;
-        }
-        function getSignaturesOfStructuredType(type, kind) {
-            if (type.flags & 3670016) {
-                var resolved = resolveStructuredTypeMembers(type);
-                return kind === 0 ? resolved.callSignatures : resolved.constructSignatures;
-            }
-            return ts.emptyArray;
-        }
-        function getSignaturesOfType(type, kind) {
-            return getSignaturesOfStructuredType(getReducedApparentType(type), kind);
-        }
-        function getIndexInfoOfStructuredType(type, kind) {
-            if (type.flags & 3670016) {
-                var resolved = resolveStructuredTypeMembers(type);
-                return kind === 0 ? resolved.stringIndexInfo : resolved.numberIndexInfo;
-            }
-        }
-        function getIndexTypeOfStructuredType(type, kind) {
-            var info = getIndexInfoOfStructuredType(type, kind);
-            return info && info.type;
-        }
-        function getIndexInfoOfType(type, kind) {
-            return getIndexInfoOfStructuredType(getReducedApparentType(type), kind);
-        }
-        function getIndexTypeOfType(type, kind) {
-            return getIndexTypeOfStructuredType(getReducedApparentType(type), kind);
-        }
-        function getImplicitIndexTypeOfType(type, kind) {
-            if (isObjectTypeWithInferableIndex(type)) {
-                var propTypes = [];
-                for (var _i = 0, _a = getPropertiesOfType(type); _i < _a.length; _i++) {
-                    var prop = _a[_i];
-                    if (kind === 0 || isNumericLiteralName(prop.escapedName)) {
-                        propTypes.push(getTypeOfSymbol(prop));
-                    }
-                }
-                if (kind === 0) {
-                    ts.append(propTypes, getIndexTypeOfType(type, 1));
-                }
-                if (propTypes.length) {
-                    return getUnionType(propTypes);
-                }
-            }
-            return undefined;
-        }
-        function getTypeParametersFromDeclaration(declaration) {
-            var result;
-            for (var _i = 0, _a = ts.getEffectiveTypeParameterDeclarations(declaration); _i < _a.length; _i++) {
-                var node = _a[_i];
-                result = ts.appendIfUnique(result, getDeclaredTypeOfTypeParameter(node.symbol));
-            }
-            return result;
-        }
-        function symbolsToArray(symbols) {
-            var result = [];
-            symbols.forEach(function (symbol, id) {
-                if (!isReservedMemberName(id)) {
-                    result.push(symbol);
-                }
-            });
-            return result;
-        }
-        function isJSDocOptionalParameter(node) {
-            return ts.isInJSFile(node) && (node.type && node.type.kind === 307
-                || ts.getJSDocParameterTags(node).some(function (_a) {
-                    var isBracketed = _a.isBracketed, typeExpression = _a.typeExpression;
-                    return isBracketed || !!typeExpression && typeExpression.type.kind === 307;
-                }));
-        }
-        function tryFindAmbientModule(moduleName, withAugmentations) {
-            if (ts.isExternalModuleNameRelative(moduleName)) {
-                return undefined;
-            }
-            var symbol = getSymbol(globals, '"' + moduleName + '"', 512);
-            return symbol && withAugmentations ? getMergedSymbol(symbol) : symbol;
-        }
-        function isOptionalParameter(node) {
-            if (ts.hasQuestionToken(node) || isOptionalJSDocPropertyLikeTag(node) || isJSDocOptionalParameter(node)) {
-                return true;
-            }
-            if (node.initializer) {
-                var signature = getSignatureFromDeclaration(node.parent);
-                var parameterIndex = node.parent.parameters.indexOf(node);
-                ts.Debug.assert(parameterIndex >= 0);
-                return parameterIndex >= getMinArgumentCount(signature, 1 | 2);
-            }
-            var iife = ts.getImmediatelyInvokedFunctionExpression(node.parent);
-            if (iife) {
-                return !node.type &&
-                    !node.dotDotDotToken &&
-                    node.parent.parameters.indexOf(node) >= iife.arguments.length;
-            }
-            return false;
-        }
-        function isOptionalJSDocPropertyLikeTag(node) {
-            if (!ts.isJSDocPropertyLikeTag(node)) {
-                return false;
-            }
-            var isBracketed = node.isBracketed, typeExpression = node.typeExpression;
-            return isBracketed || !!typeExpression && typeExpression.type.kind === 307;
-        }
-        function createTypePredicate(kind, parameterName, parameterIndex, type) {
-            return { kind: kind, parameterName: parameterName, parameterIndex: parameterIndex, type: type };
-        }
-        function getMinTypeArgumentCount(typeParameters) {
-            var minTypeArgumentCount = 0;
-            if (typeParameters) {
-                for (var i = 0; i < typeParameters.length; i++) {
-                    if (!hasTypeParameterDefault(typeParameters[i])) {
-                        minTypeArgumentCount = i + 1;
-                    }
-                }
-            }
-            return minTypeArgumentCount;
-        }
-        function fillMissingTypeArguments(typeArguments, typeParameters, minTypeArgumentCount, isJavaScriptImplicitAny) {
-            var numTypeParameters = ts.length(typeParameters);
-            if (!numTypeParameters) {
-                return [];
-            }
-            var numTypeArguments = ts.length(typeArguments);
-            if (isJavaScriptImplicitAny || (numTypeArguments >= minTypeArgumentCount && numTypeArguments <= numTypeParameters)) {
-                var result = typeArguments ? typeArguments.slice() : [];
-                for (var i = numTypeArguments; i < numTypeParameters; i++) {
-                    result[i] = errorType;
-                }
-                var baseDefaultType = getDefaultTypeArgumentType(isJavaScriptImplicitAny);
-                for (var i = numTypeArguments; i < numTypeParameters; i++) {
-                    var defaultType = getDefaultFromTypeParameter(typeParameters[i]);
-                    if (isJavaScriptImplicitAny && defaultType && (isTypeIdenticalTo(defaultType, unknownType) || isTypeIdenticalTo(defaultType, emptyObjectType))) {
-                        defaultType = anyType;
-                    }
-                    result[i] = defaultType ? instantiateType(defaultType, createTypeMapper(typeParameters, result)) : baseDefaultType;
-                }
-                result.length = typeParameters.length;
-                return result;
-            }
-            return typeArguments && typeArguments.slice();
-        }
-        function getSignatureFromDeclaration(declaration) {
-            var links = getNodeLinks(declaration);
-            if (!links.resolvedSignature) {
-                var parameters = [];
-                var flags = 0;
-                var minArgumentCount = 0;
-                var thisParameter = void 0;
-                var hasThisParameter = false;
-                var iife = ts.getImmediatelyInvokedFunctionExpression(declaration);
-                var isJSConstructSignature = ts.isJSDocConstructSignature(declaration);
-                var isUntypedSignatureInJSFile = !iife &&
-                    ts.isInJSFile(declaration) &&
-                    ts.isValueSignatureDeclaration(declaration) &&
-                    !ts.hasJSDocParameterTags(declaration) &&
-                    !ts.getJSDocType(declaration);
-                if (isUntypedSignatureInJSFile) {
-                    flags |= 16;
-                }
-                for (var i = isJSConstructSignature ? 1 : 0; i < declaration.parameters.length; i++) {
-                    var param = declaration.parameters[i];
-                    var paramSymbol = param.symbol;
-                    var type = ts.isJSDocParameterTag(param) ? (param.typeExpression && param.typeExpression.type) : param.type;
-                    if (paramSymbol && !!(paramSymbol.flags & 4) && !ts.isBindingPattern(param.name)) {
-                        var resolvedSymbol = resolveName(param, paramSymbol.escapedName, 111551, undefined, undefined, false);
-                        paramSymbol = resolvedSymbol;
-                    }
-                    if (i === 0 && paramSymbol.escapedName === "this") {
-                        hasThisParameter = true;
-                        thisParameter = param.symbol;
-                    }
-                    else {
-                        parameters.push(paramSymbol);
-                    }
-                    if (type && type.kind === 191) {
-                        flags |= 2;
-                    }
-                    var isOptionalParameter_1 = isOptionalJSDocPropertyLikeTag(param) ||
-                        param.initializer || param.questionToken || param.dotDotDotToken ||
-                        iife && parameters.length > iife.arguments.length && !type ||
-                        isJSDocOptionalParameter(param);
-                    if (!isOptionalParameter_1) {
-                        minArgumentCount = parameters.length;
-                    }
-                }
-                if ((declaration.kind === 167 || declaration.kind === 168) &&
-                    !hasNonBindableDynamicName(declaration) &&
-                    (!hasThisParameter || !thisParameter)) {
-                    var otherKind = declaration.kind === 167 ? 168 : 167;
-                    var other = ts.getDeclarationOfKind(getSymbolOfNode(declaration), otherKind);
-                    if (other) {
-                        thisParameter = getAnnotatedAccessorThisParameter(other);
-                    }
-                }
-                var classType = declaration.kind === 166 ?
-                    getDeclaredTypeOfClassOrInterface(getMergedSymbol(declaration.parent.symbol))
-                    : undefined;
-                var typeParameters = classType ? classType.localTypeParameters : getTypeParametersFromDeclaration(declaration);
-                if (ts.hasRestParameter(declaration) || ts.isInJSFile(declaration) && maybeAddJsSyntheticRestParameter(declaration, parameters)) {
-                    flags |= 1;
-                }
-                links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, undefined, undefined, minArgumentCount, flags);
-            }
-            return links.resolvedSignature;
-        }
-        function maybeAddJsSyntheticRestParameter(declaration, parameters) {
-            if (ts.isJSDocSignature(declaration) || !containsArgumentsReference(declaration)) {
-                return false;
-            }
-            var lastParam = ts.lastOrUndefined(declaration.parameters);
-            var lastParamTags = lastParam ? ts.getJSDocParameterTags(lastParam) : ts.getJSDocTags(declaration).filter(ts.isJSDocParameterTag);
-            var lastParamVariadicType = ts.firstDefined(lastParamTags, function (p) {
-                return p.typeExpression && ts.isJSDocVariadicType(p.typeExpression.type) ? p.typeExpression.type : undefined;
-            });
-            var syntheticArgsSymbol = createSymbol(3, "args", 32768);
-            syntheticArgsSymbol.type = lastParamVariadicType ? createArrayType(getTypeFromTypeNode(lastParamVariadicType.type)) : anyArrayType;
-            if (lastParamVariadicType) {
-                parameters.pop();
-            }
-            parameters.push(syntheticArgsSymbol);
-            return true;
-        }
-        function getSignatureOfTypeTag(node) {
-            if (!(ts.isInJSFile(node) && ts.isFunctionLikeDeclaration(node)))
-                return undefined;
-            var typeTag = ts.getJSDocTypeTag(node);
-            var signature = typeTag && typeTag.typeExpression && getSingleCallSignature(getTypeFromTypeNode(typeTag.typeExpression));
-            return signature && getErasedSignature(signature);
-        }
-        function getReturnTypeOfTypeTag(node) {
-            var signature = getSignatureOfTypeTag(node);
-            return signature && getReturnTypeOfSignature(signature);
-        }
-        function containsArgumentsReference(declaration) {
-            var links = getNodeLinks(declaration);
-            if (links.containsArgumentsReference === undefined) {
-                if (links.flags & 8192) {
-                    links.containsArgumentsReference = true;
-                }
-                else {
-                    links.containsArgumentsReference = traverse(declaration.body);
-                }
-            }
-            return links.containsArgumentsReference;
-            function traverse(node) {
-                if (!node)
-                    return false;
-                switch (node.kind) {
-                    case 78:
-                        return node.escapedText === "arguments" && ts.isExpressionNode(node);
-                    case 163:
-                    case 165:
-                    case 167:
-                    case 168:
-                        return node.name.kind === 158
-                            && traverse(node.name);
-                    default:
-                        return !ts.nodeStartsNewLexicalEnvironment(node) && !ts.isPartOfTypeNode(node) && !!ts.forEachChild(node, traverse);
-                }
-            }
-        }
-        function getSignaturesOfSymbol(symbol) {
-            if (!symbol)
-                return ts.emptyArray;
-            var result = [];
-            for (var i = 0; i < symbol.declarations.length; i++) {
-                var decl = symbol.declarations[i];
-                if (!ts.isFunctionLike(decl))
-                    continue;
-                if (i > 0 && decl.body) {
-                    var previous = symbol.declarations[i - 1];
-                    if (decl.parent === previous.parent && decl.kind === previous.kind && decl.pos === previous.end) {
-                        continue;
-                    }
-                }
-                result.push(getSignatureFromDeclaration(decl));
-            }
-            return result;
-        }
-        function resolveExternalModuleTypeByLiteral(name) {
-            var moduleSym = resolveExternalModuleName(name, name);
-            if (moduleSym) {
-                var resolvedModuleSymbol = resolveExternalModuleSymbol(moduleSym);
-                if (resolvedModuleSymbol) {
-                    return getTypeOfSymbol(resolvedModuleSymbol);
-                }
-            }
-            return anyType;
-        }
-        function getThisTypeOfSignature(signature) {
-            if (signature.thisParameter) {
-                return getTypeOfSymbol(signature.thisParameter);
-            }
-        }
-        function getTypePredicateOfSignature(signature) {
-            if (!signature.resolvedTypePredicate) {
-                if (signature.target) {
-                    var targetTypePredicate = getTypePredicateOfSignature(signature.target);
-                    signature.resolvedTypePredicate = targetTypePredicate ? instantiateTypePredicate(targetTypePredicate, signature.mapper) : noTypePredicate;
-                }
-                else if (signature.unionSignatures) {
-                    signature.resolvedTypePredicate = getUnionTypePredicate(signature.unionSignatures) || noTypePredicate;
-                }
-                else {
-                    var type = signature.declaration && ts.getEffectiveReturnTypeNode(signature.declaration);
-                    var jsdocPredicate = void 0;
-                    if (!type && ts.isInJSFile(signature.declaration)) {
-                        var jsdocSignature = getSignatureOfTypeTag(signature.declaration);
-                        if (jsdocSignature && signature !== jsdocSignature) {
-                            jsdocPredicate = getTypePredicateOfSignature(jsdocSignature);
-                        }
-                    }
-                    signature.resolvedTypePredicate = type && ts.isTypePredicateNode(type) ?
-                        createTypePredicateFromTypePredicateNode(type, signature) :
-                        jsdocPredicate || noTypePredicate;
-                }
-                ts.Debug.assert(!!signature.resolvedTypePredicate);
-            }
-            return signature.resolvedTypePredicate === noTypePredicate ? undefined : signature.resolvedTypePredicate;
-        }
-        function createTypePredicateFromTypePredicateNode(node, signature) {
-            var parameterName = node.parameterName;
-            var type = node.type && getTypeFromTypeNode(node.type);
-            return parameterName.kind === 187 ?
-                createTypePredicate(node.assertsModifier ? 2 : 0, undefined, undefined, type) :
-                createTypePredicate(node.assertsModifier ? 3 : 1, parameterName.escapedText, ts.findIndex(signature.parameters, function (p) { return p.escapedName === parameterName.escapedText; }), type);
-        }
-        function getReturnTypeOfSignature(signature) {
-            if (!signature.resolvedReturnType) {
-                if (!pushTypeResolution(signature, 3)) {
-                    return errorType;
-                }
-                var type = signature.target ? instantiateType(getReturnTypeOfSignature(signature.target), signature.mapper) :
-                    signature.unionSignatures ? getUnionType(ts.map(signature.unionSignatures, getReturnTypeOfSignature), 2) :
-                        getReturnTypeFromAnnotation(signature.declaration) ||
-                            (ts.nodeIsMissing(signature.declaration.body) ? anyType : getReturnTypeFromBody(signature.declaration));
-                if (signature.flags & 4) {
-                    type = addOptionalTypeMarker(type);
-                }
-                else if (signature.flags & 8) {
-                    type = getOptionalType(type);
-                }
-                if (!popTypeResolution()) {
-                    if (signature.declaration) {
-                        var typeNode = ts.getEffectiveReturnTypeNode(signature.declaration);
-                        if (typeNode) {
-                            error(typeNode, ts.Diagnostics.Return_type_annotation_circularly_references_itself);
-                        }
-                        else if (noImplicitAny) {
-                            var declaration = signature.declaration;
-                            var name = ts.getNameOfDeclaration(declaration);
-                            if (name) {
-                                error(name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(name));
-                            }
-                            else {
-                                error(declaration, ts.Diagnostics.Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions);
-                            }
-                        }
-                    }
-                    type = anyType;
-                }
-                signature.resolvedReturnType = type;
-            }
-            return signature.resolvedReturnType;
-        }
-        function getReturnTypeFromAnnotation(declaration) {
-            if (declaration.kind === 166) {
-                return getDeclaredTypeOfClassOrInterface(getMergedSymbol(declaration.parent.symbol));
-            }
-            if (ts.isJSDocConstructSignature(declaration)) {
-                return getTypeFromTypeNode(declaration.parameters[0].type);
-            }
-            var typeNode = ts.getEffectiveReturnTypeNode(declaration);
-            if (typeNode) {
-                return getTypeFromTypeNode(typeNode);
-            }
-            if (declaration.kind === 167 && !hasNonBindableDynamicName(declaration)) {
-                var jsDocType = ts.isInJSFile(declaration) && getTypeForDeclarationFromJSDocComment(declaration);
-                if (jsDocType) {
-                    return jsDocType;
-                }
-                var setter = ts.getDeclarationOfKind(getSymbolOfNode(declaration), 168);
-                var setterType = getAnnotatedAccessorType(setter);
-                if (setterType) {
-                    return setterType;
-                }
-            }
-            return getReturnTypeOfTypeTag(declaration);
-        }
-        function isResolvingReturnTypeOfSignature(signature) {
-            return !signature.resolvedReturnType && findResolutionCycleStartIndex(signature, 3) >= 0;
-        }
-        function getRestTypeOfSignature(signature) {
-            return tryGetRestTypeOfSignature(signature) || anyType;
-        }
-        function tryGetRestTypeOfSignature(signature) {
-            if (signatureHasRestParameter(signature)) {
-                var sigRestType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
-                var restType = isTupleType(sigRestType) ? getRestTypeOfTupleType(sigRestType) : sigRestType;
-                return restType && getIndexTypeOfType(restType, 1);
-            }
-            return undefined;
-        }
-        function getSignatureInstantiation(signature, typeArguments, isJavascript, inferredTypeParameters) {
-            var instantiatedSignature = getSignatureInstantiationWithoutFillingInTypeArguments(signature, fillMissingTypeArguments(typeArguments, signature.typeParameters, getMinTypeArgumentCount(signature.typeParameters), isJavascript));
-            if (inferredTypeParameters) {
-                var returnSignature = getSingleCallOrConstructSignature(getReturnTypeOfSignature(instantiatedSignature));
-                if (returnSignature) {
-                    var newReturnSignature = cloneSignature(returnSignature);
-                    newReturnSignature.typeParameters = inferredTypeParameters;
-                    var newInstantiatedSignature = cloneSignature(instantiatedSignature);
-                    newInstantiatedSignature.resolvedReturnType = getOrCreateTypeFromSignature(newReturnSignature);
-                    return newInstantiatedSignature;
-                }
-            }
-            return instantiatedSignature;
-        }
-        function getSignatureInstantiationWithoutFillingInTypeArguments(signature, typeArguments) {
-            var instantiations = signature.instantiations || (signature.instantiations = new ts.Map());
-            var id = getTypeListId(typeArguments);
-            var instantiation = instantiations.get(id);
-            if (!instantiation) {
-                instantiations.set(id, instantiation = createSignatureInstantiation(signature, typeArguments));
-            }
-            return instantiation;
-        }
-        function createSignatureInstantiation(signature, typeArguments) {
-            return instantiateSignature(signature, createSignatureTypeMapper(signature, typeArguments), true);
-        }
-        function createSignatureTypeMapper(signature, typeArguments) {
-            return createTypeMapper(signature.typeParameters, typeArguments);
-        }
-        function getErasedSignature(signature) {
-            return signature.typeParameters ?
-                signature.erasedSignatureCache || (signature.erasedSignatureCache = createErasedSignature(signature)) :
-                signature;
-        }
-        function createErasedSignature(signature) {
-            return instantiateSignature(signature, createTypeEraser(signature.typeParameters), true);
-        }
-        function getCanonicalSignature(signature) {
-            return signature.typeParameters ?
-                signature.canonicalSignatureCache || (signature.canonicalSignatureCache = createCanonicalSignature(signature)) :
-                signature;
-        }
-        function createCanonicalSignature(signature) {
-            return getSignatureInstantiation(signature, ts.map(signature.typeParameters, function (tp) { return tp.target && !getConstraintOfTypeParameter(tp.target) ? tp.target : tp; }), ts.isInJSFile(signature.declaration));
-        }
-        function getBaseSignature(signature) {
-            var typeParameters = signature.typeParameters;
-            if (typeParameters) {
-                var typeEraser_1 = createTypeEraser(typeParameters);
-                var baseConstraints = ts.map(typeParameters, function (tp) { return instantiateType(getBaseConstraintOfType(tp), typeEraser_1) || unknownType; });
-                return instantiateSignature(signature, createTypeMapper(typeParameters, baseConstraints), true);
-            }
-            return signature;
-        }
-        function getOrCreateTypeFromSignature(signature) {
-            if (!signature.isolatedSignatureType) {
-                var kind = signature.declaration ? signature.declaration.kind : 0;
-                var isConstructor = kind === 166 || kind === 170 || kind === 175;
-                var type = createObjectType(16);
-                type.members = emptySymbols;
-                type.properties = ts.emptyArray;
-                type.callSignatures = !isConstructor ? [signature] : ts.emptyArray;
-                type.constructSignatures = isConstructor ? [signature] : ts.emptyArray;
-                signature.isolatedSignatureType = type;
-            }
-            return signature.isolatedSignatureType;
-        }
-        function getIndexSymbol(symbol) {
-            return symbol.members.get("__index");
-        }
-        function getIndexDeclarationOfSymbol(symbol, kind) {
-            var syntaxKind = kind === 1 ? 144 : 147;
-            var indexSymbol = getIndexSymbol(symbol);
-            if (indexSymbol) {
-                for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    var node = ts.cast(decl, ts.isIndexSignatureDeclaration);
-                    if (node.parameters.length === 1) {
-                        var parameter = node.parameters[0];
-                        if (parameter.type && parameter.type.kind === syntaxKind) {
-                            return node;
-                        }
-                    }
-                }
-            }
-            return undefined;
-        }
-        function createIndexInfo(type, isReadonly, declaration) {
-            return { type: type, isReadonly: isReadonly, declaration: declaration };
-        }
-        function getIndexInfoOfSymbol(symbol, kind) {
-            var declaration = getIndexDeclarationOfSymbol(symbol, kind);
-            if (declaration) {
-                return createIndexInfo(declaration.type ? getTypeFromTypeNode(declaration.type) : anyType, ts.hasEffectiveModifier(declaration, 64), declaration);
-            }
-            return undefined;
-        }
-        function getConstraintDeclaration(type) {
-            return ts.mapDefined(ts.filter(type.symbol && type.symbol.declarations, ts.isTypeParameterDeclaration), ts.getEffectiveConstraintOfTypeParameter)[0];
-        }
-        function getInferredTypeParameterConstraint(typeParameter) {
-            var inferences;
-            if (typeParameter.symbol) {
-                for (var _i = 0, _a = typeParameter.symbol.declarations; _i < _a.length; _i++) {
-                    var declaration = _a[_i];
-                    if (declaration.parent.kind === 185) {
-                        var _b = ts.walkUpParenthesizedTypesAndGetParentAndChild(declaration.parent.parent), _c = _b[0], childTypeParameter = _c === void 0 ? declaration.parent : _c, grandParent = _b[1];
-                        if (grandParent.kind === 173) {
-                            var typeReference = grandParent;
-                            var typeParameters = getTypeParametersForTypeReference(typeReference);
-                            if (typeParameters) {
-                                var index = typeReference.typeArguments.indexOf(childTypeParameter);
-                                if (index < typeParameters.length) {
-                                    var declaredConstraint = getConstraintOfTypeParameter(typeParameters[index]);
-                                    if (declaredConstraint) {
-                                        var mapper = createTypeMapper(typeParameters, getEffectiveTypeArguments(typeReference, typeParameters));
-                                        var constraint = instantiateType(declaredConstraint, mapper);
-                                        if (constraint !== typeParameter) {
-                                            inferences = ts.append(inferences, constraint);
-                                        }
-                                    }
-                                }
-                            }
-                        }
-                        else if (grandParent.kind === 160 && grandParent.dotDotDotToken ||
-                            grandParent.kind === 181 ||
-                            grandParent.kind === 192 && grandParent.dotDotDotToken) {
-                            inferences = ts.append(inferences, createArrayType(unknownType));
-                        }
-                        else if (grandParent.kind === 194) {
-                            inferences = ts.append(inferences, stringType);
-                        }
-                    }
-                }
-            }
-            return inferences && getIntersectionType(inferences);
-        }
-        function getConstraintFromTypeParameter(typeParameter) {
-            if (!typeParameter.constraint) {
-                if (typeParameter.target) {
-                    var targetConstraint = getConstraintOfTypeParameter(typeParameter.target);
-                    typeParameter.constraint = targetConstraint ? instantiateType(targetConstraint, typeParameter.mapper) : noConstraintType;
-                }
-                else {
-                    var constraintDeclaration = getConstraintDeclaration(typeParameter);
-                    if (!constraintDeclaration) {
-                        typeParameter.constraint = getInferredTypeParameterConstraint(typeParameter) || noConstraintType;
-                    }
-                    else {
-                        var type = getTypeFromTypeNode(constraintDeclaration);
-                        if (type.flags & 1 && type !== errorType) {
-                            type = constraintDeclaration.parent.parent.kind === 190 ? keyofConstraintType : unknownType;
-                        }
-                        typeParameter.constraint = type;
-                    }
-                }
-            }
-            return typeParameter.constraint === noConstraintType ? undefined : typeParameter.constraint;
-        }
-        function getParentSymbolOfTypeParameter(typeParameter) {
-            var tp = ts.getDeclarationOfKind(typeParameter.symbol, 159);
-            var host = ts.isJSDocTemplateTag(tp.parent) ? ts.getHostSignatureFromJSDoc(tp.parent) : tp.parent;
-            return host && getSymbolOfNode(host);
-        }
-        function getTypeListId(types) {
-            var result = "";
-            if (types) {
-                var length_4 = types.length;
-                var i = 0;
-                while (i < length_4) {
-                    var startId = types[i].id;
-                    var count = 1;
-                    while (i + count < length_4 && types[i + count].id === startId + count) {
-                        count++;
-                    }
-                    if (result.length) {
-                        result += ",";
-                    }
-                    result += startId;
-                    if (count > 1) {
-                        result += ":" + count;
-                    }
-                    i += count;
-                }
-            }
-            return result;
-        }
-        function getPropagatingFlagsOfTypes(types, excludeKinds) {
-            var result = 0;
-            for (var _i = 0, types_9 = types; _i < types_9.length; _i++) {
-                var type = types_9[_i];
-                if (!(type.flags & excludeKinds)) {
-                    result |= ts.getObjectFlags(type);
-                }
-            }
-            return result & 3670016;
-        }
-        function createTypeReference(target, typeArguments) {
-            var id = getTypeListId(typeArguments);
-            var type = target.instantiations.get(id);
-            if (!type) {
-                type = createObjectType(4, target.symbol);
-                target.instantiations.set(id, type);
-                type.objectFlags |= typeArguments ? getPropagatingFlagsOfTypes(typeArguments, 0) : 0;
-                type.target = target;
-                type.resolvedTypeArguments = typeArguments;
-            }
-            return type;
-        }
-        function cloneTypeReference(source) {
-            var type = createType(source.flags);
-            type.symbol = source.symbol;
-            type.objectFlags = source.objectFlags;
-            type.target = source.target;
-            type.resolvedTypeArguments = source.resolvedTypeArguments;
-            return type;
-        }
-        function createDeferredTypeReference(target, node, mapper) {
-            var aliasSymbol = getAliasSymbolForTypeNode(node);
-            var aliasTypeArguments = getTypeArgumentsForAliasSymbol(aliasSymbol);
-            var type = createObjectType(4, target.symbol);
-            type.target = target;
-            type.node = node;
-            type.mapper = mapper;
-            type.aliasSymbol = aliasSymbol;
-            type.aliasTypeArguments = mapper ? instantiateTypes(aliasTypeArguments, mapper) : aliasTypeArguments;
-            return type;
-        }
-        function getTypeArguments(type) {
-            var _a, _b;
-            if (!type.resolvedTypeArguments) {
-                if (!pushTypeResolution(type, 6)) {
-                    return ((_a = type.target.localTypeParameters) === null || _a === void 0 ? void 0 : _a.map(function () { return errorType; })) || ts.emptyArray;
-                }
-                var node = type.node;
-                var typeArguments = !node ? ts.emptyArray :
-                    node.kind === 173 ? ts.concatenate(type.target.outerTypeParameters, getEffectiveTypeArguments(node, type.target.localTypeParameters)) :
-                        node.kind === 178 ? [getTypeFromTypeNode(node.elementType)] :
-                            ts.map(node.elements, getTypeFromTypeNode);
-                if (popTypeResolution()) {
-                    type.resolvedTypeArguments = type.mapper ? instantiateTypes(typeArguments, type.mapper) : typeArguments;
-                }
-                else {
-                    type.resolvedTypeArguments = ((_b = type.target.localTypeParameters) === null || _b === void 0 ? void 0 : _b.map(function () { return errorType; })) || ts.emptyArray;
-                    error(type.node || currentNode, type.target.symbol ? ts.Diagnostics.Type_arguments_for_0_circularly_reference_themselves : ts.Diagnostics.Tuple_type_arguments_circularly_reference_themselves, type.target.symbol && symbolToString(type.target.symbol));
-                }
-            }
-            return type.resolvedTypeArguments;
-        }
-        function getTypeReferenceArity(type) {
-            return ts.length(type.target.typeParameters);
-        }
-        function getTypeFromClassOrInterfaceReference(node, symbol) {
-            var type = getDeclaredTypeOfSymbol(getMergedSymbol(symbol));
-            var typeParameters = type.localTypeParameters;
-            if (typeParameters) {
-                var numTypeArguments = ts.length(node.typeArguments);
-                var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters);
-                var isJs = ts.isInJSFile(node);
-                var isJsImplicitAny = !noImplicitAny && isJs;
-                if (!isJsImplicitAny && (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length)) {
-                    var missingAugmentsTag = isJs && ts.isExpressionWithTypeArguments(node) && !ts.isJSDocAugmentsTag(node.parent);
-                    var diag = minTypeArgumentCount === typeParameters.length ?
-                        missingAugmentsTag ?
-                            ts.Diagnostics.Expected_0_type_arguments_provide_these_with_an_extends_tag :
-                            ts.Diagnostics.Generic_type_0_requires_1_type_argument_s :
-                        missingAugmentsTag ?
-                            ts.Diagnostics.Expected_0_1_type_arguments_provide_these_with_an_extends_tag :
-                            ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments;
-                    var typeStr = typeToString(type, undefined, 2);
-                    error(node, diag, typeStr, minTypeArgumentCount, typeParameters.length);
-                    if (!isJs) {
-                        return errorType;
-                    }
-                }
-                if (node.kind === 173 && isDeferredTypeReferenceNode(node, ts.length(node.typeArguments) !== typeParameters.length)) {
-                    return createDeferredTypeReference(type, node, undefined);
-                }
-                var typeArguments = ts.concatenate(type.outerTypeParameters, fillMissingTypeArguments(typeArgumentsFromTypeReferenceNode(node), typeParameters, minTypeArgumentCount, isJs));
-                return createTypeReference(type, typeArguments);
-            }
-            return checkNoTypeArguments(node, symbol) ? type : errorType;
-        }
-        function getTypeAliasInstantiation(symbol, typeArguments) {
-            var type = getDeclaredTypeOfSymbol(symbol);
-            if (type === intrinsicMarkerType && intrinsicTypeKinds.has(symbol.escapedName) && typeArguments && typeArguments.length === 1) {
-                return getStringMappingType(symbol, typeArguments[0]);
-            }
-            var links = getSymbolLinks(symbol);
-            var typeParameters = links.typeParameters;
-            var id = getTypeListId(typeArguments);
-            var instantiation = links.instantiations.get(id);
-            if (!instantiation) {
-                links.instantiations.set(id, instantiation = instantiateType(type, createTypeMapper(typeParameters, fillMissingTypeArguments(typeArguments, typeParameters, getMinTypeArgumentCount(typeParameters), ts.isInJSFile(symbol.valueDeclaration)))));
-            }
-            return instantiation;
-        }
-        function getTypeFromTypeAliasReference(node, symbol) {
-            var type = getDeclaredTypeOfSymbol(symbol);
-            var typeParameters = getSymbolLinks(symbol).typeParameters;
-            if (typeParameters) {
-                var numTypeArguments = ts.length(node.typeArguments);
-                var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters);
-                if (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length) {
-                    error(node, minTypeArgumentCount === typeParameters.length ?
-                        ts.Diagnostics.Generic_type_0_requires_1_type_argument_s :
-                        ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, symbolToString(symbol), minTypeArgumentCount, typeParameters.length);
-                    return errorType;
-                }
-                return getTypeAliasInstantiation(symbol, typeArgumentsFromTypeReferenceNode(node));
-            }
-            return checkNoTypeArguments(node, symbol) ? type : errorType;
-        }
-        function getTypeReferenceName(node) {
-            switch (node.kind) {
-                case 173:
-                    return node.typeName;
-                case 223:
-                    var expr = node.expression;
-                    if (ts.isEntityNameExpression(expr)) {
-                        return expr;
-                    }
-            }
-            return undefined;
-        }
-        function resolveTypeReferenceName(typeReferenceName, meaning, ignoreErrors) {
-            if (!typeReferenceName) {
-                return unknownSymbol;
-            }
-            return resolveEntityName(typeReferenceName, meaning, ignoreErrors) || unknownSymbol;
-        }
-        function getTypeReferenceType(node, symbol) {
-            if (symbol === unknownSymbol) {
-                return errorType;
-            }
-            symbol = getExpandoSymbol(symbol) || symbol;
-            if (symbol.flags & (32 | 64)) {
-                return getTypeFromClassOrInterfaceReference(node, symbol);
-            }
-            if (symbol.flags & 524288) {
-                return getTypeFromTypeAliasReference(node, symbol);
-            }
-            var res = tryGetDeclaredTypeOfSymbol(symbol);
-            if (res) {
-                return checkNoTypeArguments(node, symbol) ? getRegularTypeOfLiteralType(res) : errorType;
-            }
-            if (symbol.flags & 111551 && isJSDocTypeReference(node)) {
-                var jsdocType = getTypeFromJSDocValueReference(node, symbol);
-                if (jsdocType) {
-                    return jsdocType;
-                }
-                else {
-                    resolveTypeReferenceName(getTypeReferenceName(node), 788968);
-                    return getTypeOfSymbol(symbol);
-                }
-            }
-            return errorType;
-        }
-        function getTypeFromJSDocValueReference(node, symbol) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedJSDocType) {
-                var valueType = getTypeOfSymbol(symbol);
-                var typeType = valueType;
-                if (symbol.valueDeclaration) {
-                    var isImportTypeWithQualifier = node.kind === 195 && node.qualifier;
-                    if (valueType.symbol && valueType.symbol !== symbol && isImportTypeWithQualifier) {
-                        typeType = getTypeReferenceType(node, valueType.symbol);
-                    }
-                }
-                links.resolvedJSDocType = typeType;
-            }
-            return links.resolvedJSDocType;
-        }
-        function getSubstitutionType(baseType, substitute) {
-            if (substitute.flags & 3 || substitute === baseType) {
-                return baseType;
-            }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
-            var cached = substitutionTypes.get(id);
-            if (cached) {
-                return cached;
-            }
-            var result = createType(33554432);
-            result.baseType = baseType;
-            result.substitute = substitute;
-            substitutionTypes.set(id, result);
-            return result;
-        }
-        function isUnaryTupleTypeNode(node) {
-            return node.kind === 179 && node.elements.length === 1;
-        }
-        function getImpliedConstraint(type, checkNode, extendsNode) {
-            return isUnaryTupleTypeNode(checkNode) && isUnaryTupleTypeNode(extendsNode) ? getImpliedConstraint(type, checkNode.elements[0], extendsNode.elements[0]) :
-                getActualTypeVariable(getTypeFromTypeNode(checkNode)) === type ? getTypeFromTypeNode(extendsNode) :
-                    undefined;
-        }
-        function getConditionalFlowTypeOfType(type, node) {
-            var constraints;
-            while (node && !ts.isStatement(node) && node.kind !== 311) {
-                var parent = node.parent;
-                if (parent.kind === 184 && node === parent.trueType) {
-                    var constraint = getImpliedConstraint(type, parent.checkType, parent.extendsType);
-                    if (constraint) {
-                        constraints = ts.append(constraints, constraint);
-                    }
-                }
-                node = parent;
-            }
-            return constraints ? getSubstitutionType(type, getIntersectionType(ts.append(constraints, type))) : type;
-        }
-        function isJSDocTypeReference(node) {
-            return !!(node.flags & 4194304) && (node.kind === 173 || node.kind === 195);
-        }
-        function checkNoTypeArguments(node, symbol) {
-            if (node.typeArguments) {
-                error(node, ts.Diagnostics.Type_0_is_not_generic, symbol ? symbolToString(symbol) : node.typeName ? ts.declarationNameToString(node.typeName) : anon);
-                return false;
-            }
-            return true;
-        }
-        function getIntendedTypeFromJSDocTypeReference(node) {
-            if (ts.isIdentifier(node.typeName)) {
-                var typeArgs = node.typeArguments;
-                switch (node.typeName.escapedText) {
-                    case "String":
-                        checkNoTypeArguments(node);
-                        return stringType;
-                    case "Number":
-                        checkNoTypeArguments(node);
-                        return numberType;
-                    case "Boolean":
-                        checkNoTypeArguments(node);
-                        return booleanType;
-                    case "Void":
-                        checkNoTypeArguments(node);
-                        return voidType;
-                    case "Undefined":
-                        checkNoTypeArguments(node);
-                        return undefinedType;
-                    case "Null":
-                        checkNoTypeArguments(node);
-                        return nullType;
-                    case "Function":
-                    case "function":
-                        checkNoTypeArguments(node);
-                        return globalFunctionType;
-                    case "array":
-                        return (!typeArgs || !typeArgs.length) && !noImplicitAny ? anyArrayType : undefined;
-                    case "promise":
-                        return (!typeArgs || !typeArgs.length) && !noImplicitAny ? createPromiseType(anyType) : undefined;
-                    case "Object":
-                        if (typeArgs && typeArgs.length === 2) {
-                            if (ts.isJSDocIndexSignature(node)) {
-                                var indexed = getTypeFromTypeNode(typeArgs[0]);
-                                var target = getTypeFromTypeNode(typeArgs[1]);
-                                var index = createIndexInfo(target, false);
-                                return createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, indexed === stringType ? index : undefined, indexed === numberType ? index : undefined);
-                            }
-                            return anyType;
-                        }
-                        checkNoTypeArguments(node);
-                        return !noImplicitAny ? anyType : undefined;
-                }
-            }
-        }
-        function getTypeFromJSDocNullableTypeNode(node) {
-            var type = getTypeFromTypeNode(node.type);
-            return strictNullChecks ? getNullableType(type, 65536) : type;
-        }
-        function getTypeFromTypeReference(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                if (ts.isConstTypeReference(node) && ts.isAssertionExpression(node.parent)) {
-                    links.resolvedSymbol = unknownSymbol;
-                    return links.resolvedType = checkExpressionCached(node.parent.expression);
-                }
-                var symbol = void 0;
-                var type = void 0;
-                var meaning = 788968;
-                if (isJSDocTypeReference(node)) {
-                    type = getIntendedTypeFromJSDocTypeReference(node);
-                    if (!type) {
-                        symbol = resolveTypeReferenceName(getTypeReferenceName(node), meaning, true);
-                        if (symbol === unknownSymbol) {
-                            symbol = resolveTypeReferenceName(getTypeReferenceName(node), meaning | 111551);
-                        }
-                        else {
-                            resolveTypeReferenceName(getTypeReferenceName(node), meaning);
-                        }
-                        type = getTypeReferenceType(node, symbol);
-                    }
-                }
-                if (!type) {
-                    symbol = resolveTypeReferenceName(getTypeReferenceName(node), meaning);
-                    type = getTypeReferenceType(node, symbol);
-                }
-                links.resolvedSymbol = symbol;
-                links.resolvedType = type;
-            }
-            return links.resolvedType;
-        }
-        function typeArgumentsFromTypeReferenceNode(node) {
-            return ts.map(node.typeArguments, getTypeFromTypeNode);
-        }
-        function getTypeFromTypeQueryNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                links.resolvedType = getRegularTypeOfLiteralType(getWidenedType(checkExpression(node.exprName)));
-            }
-            return links.resolvedType;
-        }
-        function getTypeOfGlobalSymbol(symbol, arity) {
-            function getTypeDeclaration(symbol) {
-                var declarations = symbol.declarations;
-                for (var _i = 0, declarations_3 = declarations; _i < declarations_3.length; _i++) {
-                    var declaration = declarations_3[_i];
-                    switch (declaration.kind) {
-                        case 252:
-                        case 253:
-                        case 255:
-                            return declaration;
-                    }
-                }
-            }
-            if (!symbol) {
-                return arity ? emptyGenericType : emptyObjectType;
-            }
-            var type = getDeclaredTypeOfSymbol(symbol);
-            if (!(type.flags & 524288)) {
-                error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, ts.symbolName(symbol));
-                return arity ? emptyGenericType : emptyObjectType;
-            }
-            if (ts.length(type.typeParameters) !== arity) {
-                error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, ts.symbolName(symbol), arity);
-                return arity ? emptyGenericType : emptyObjectType;
-            }
-            return type;
-        }
-        function getGlobalValueSymbol(name, reportErrors) {
-            return getGlobalSymbol(name, 111551, reportErrors ? ts.Diagnostics.Cannot_find_global_value_0 : undefined);
-        }
-        function getGlobalTypeSymbol(name, reportErrors) {
-            return getGlobalSymbol(name, 788968, reportErrors ? ts.Diagnostics.Cannot_find_global_type_0 : undefined);
-        }
-        function getGlobalSymbol(name, meaning, diagnostic) {
-            return resolveName(undefined, name, meaning, diagnostic, name, false);
-        }
-        function getGlobalType(name, arity, reportErrors) {
-            var symbol = getGlobalTypeSymbol(name, reportErrors);
-            return symbol || reportErrors ? getTypeOfGlobalSymbol(symbol, arity) : undefined;
-        }
-        function getGlobalTypedPropertyDescriptorType() {
-            return deferredGlobalTypedPropertyDescriptorType || (deferredGlobalTypedPropertyDescriptorType = getGlobalType("TypedPropertyDescriptor", 1, true)) || emptyGenericType;
-        }
-        function getGlobalTemplateStringsArrayType() {
-            return deferredGlobalTemplateStringsArrayType || (deferredGlobalTemplateStringsArrayType = getGlobalType("TemplateStringsArray", 0, true)) || emptyObjectType;
-        }
-        function getGlobalImportMetaType() {
-            return deferredGlobalImportMetaType || (deferredGlobalImportMetaType = getGlobalType("ImportMeta", 0, true)) || emptyObjectType;
-        }
-        function getGlobalESSymbolConstructorSymbol(reportErrors) {
-            return deferredGlobalESSymbolConstructorSymbol || (deferredGlobalESSymbolConstructorSymbol = getGlobalValueSymbol("Symbol", reportErrors));
-        }
-        function getGlobalESSymbolType(reportErrors) {
-            return deferredGlobalESSymbolType || (deferredGlobalESSymbolType = getGlobalType("Symbol", 0, reportErrors)) || emptyObjectType;
-        }
-        function getGlobalPromiseType(reportErrors) {
-            return deferredGlobalPromiseType || (deferredGlobalPromiseType = getGlobalType("Promise", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalPromiseLikeType(reportErrors) {
-            return deferredGlobalPromiseLikeType || (deferredGlobalPromiseLikeType = getGlobalType("PromiseLike", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalPromiseConstructorSymbol(reportErrors) {
-            return deferredGlobalPromiseConstructorSymbol || (deferredGlobalPromiseConstructorSymbol = getGlobalValueSymbol("Promise", reportErrors));
-        }
-        function getGlobalPromiseConstructorLikeType(reportErrors) {
-            return deferredGlobalPromiseConstructorLikeType || (deferredGlobalPromiseConstructorLikeType = getGlobalType("PromiseConstructorLike", 0, reportErrors)) || emptyObjectType;
-        }
-        function getGlobalAsyncIterableType(reportErrors) {
-            return deferredGlobalAsyncIterableType || (deferredGlobalAsyncIterableType = getGlobalType("AsyncIterable", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalAsyncIteratorType(reportErrors) {
-            return deferredGlobalAsyncIteratorType || (deferredGlobalAsyncIteratorType = getGlobalType("AsyncIterator", 3, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalAsyncIterableIteratorType(reportErrors) {
-            return deferredGlobalAsyncIterableIteratorType || (deferredGlobalAsyncIterableIteratorType = getGlobalType("AsyncIterableIterator", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalAsyncGeneratorType(reportErrors) {
-            return deferredGlobalAsyncGeneratorType || (deferredGlobalAsyncGeneratorType = getGlobalType("AsyncGenerator", 3, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalIterableType(reportErrors) {
-            return deferredGlobalIterableType || (deferredGlobalIterableType = getGlobalType("Iterable", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalIteratorType(reportErrors) {
-            return deferredGlobalIteratorType || (deferredGlobalIteratorType = getGlobalType("Iterator", 3, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalIterableIteratorType(reportErrors) {
-            return deferredGlobalIterableIteratorType || (deferredGlobalIterableIteratorType = getGlobalType("IterableIterator", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalGeneratorType(reportErrors) {
-            return deferredGlobalGeneratorType || (deferredGlobalGeneratorType = getGlobalType("Generator", 3, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalIteratorYieldResultType(reportErrors) {
-            return deferredGlobalIteratorYieldResultType || (deferredGlobalIteratorYieldResultType = getGlobalType("IteratorYieldResult", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalIteratorReturnResultType(reportErrors) {
-            return deferredGlobalIteratorReturnResultType || (deferredGlobalIteratorReturnResultType = getGlobalType("IteratorReturnResult", 1, reportErrors)) || emptyGenericType;
-        }
-        function getGlobalTypeOrUndefined(name, arity) {
-            if (arity === void 0) { arity = 0; }
-            var symbol = getGlobalSymbol(name, 788968, undefined);
-            return symbol && getTypeOfGlobalSymbol(symbol, arity);
-        }
-        function getGlobalExtractSymbol() {
-            return deferredGlobalExtractSymbol || (deferredGlobalExtractSymbol = getGlobalSymbol("Extract", 524288, ts.Diagnostics.Cannot_find_global_type_0));
-        }
-        function getGlobalOmitSymbol() {
-            return deferredGlobalOmitSymbol || (deferredGlobalOmitSymbol = getGlobalSymbol("Omit", 524288, ts.Diagnostics.Cannot_find_global_type_0));
-        }
-        function getGlobalBigIntType(reportErrors) {
-            return deferredGlobalBigIntType || (deferredGlobalBigIntType = getGlobalType("BigInt", 0, reportErrors)) || emptyObjectType;
-        }
-        function createTypeFromGenericGlobalType(genericGlobalType, typeArguments) {
-            return genericGlobalType !== emptyGenericType ? createTypeReference(genericGlobalType, typeArguments) : emptyObjectType;
-        }
-        function createTypedPropertyDescriptorType(propertyType) {
-            return createTypeFromGenericGlobalType(getGlobalTypedPropertyDescriptorType(), [propertyType]);
-        }
-        function createIterableType(iteratedType) {
-            return createTypeFromGenericGlobalType(getGlobalIterableType(true), [iteratedType]);
-        }
-        function createArrayType(elementType, readonly) {
-            return createTypeFromGenericGlobalType(readonly ? globalReadonlyArrayType : globalArrayType, [elementType]);
-        }
-        function getTupleElementFlags(node) {
-            switch (node.kind) {
-                case 180:
-                    return 2;
-                case 181:
-                    return getRestTypeElementFlags(node);
-                case 192:
-                    return node.questionToken ? 2 :
-                        node.dotDotDotToken ? getRestTypeElementFlags(node) :
-                            1;
-                default:
-                    return 1;
-            }
-        }
-        function getRestTypeElementFlags(node) {
-            return getArrayElementTypeNode(node.type) ? 4 : 8;
-        }
-        function getArrayOrTupleTargetType(node) {
-            var readonly = isReadonlyTypeOperator(node.parent);
-            var elementType = getArrayElementTypeNode(node);
-            if (elementType) {
-                return readonly ? globalReadonlyArrayType : globalArrayType;
-            }
-            var elementFlags = ts.map(node.elements, getTupleElementFlags);
-            var missingName = ts.some(node.elements, function (e) { return e.kind !== 192; });
-            return getTupleTargetType(elementFlags, readonly, missingName ? undefined : node.elements);
-        }
-        function isDeferredTypeReferenceNode(node, hasDefaultTypeArguments) {
-            return !!getAliasSymbolForTypeNode(node) || isResolvedByTypeAlias(node) && (node.kind === 178 ? mayResolveTypeAlias(node.elementType) :
-                node.kind === 179 ? ts.some(node.elements, mayResolveTypeAlias) :
-                    hasDefaultTypeArguments || ts.some(node.typeArguments, mayResolveTypeAlias));
-        }
-        function isResolvedByTypeAlias(node) {
-            var parent = node.parent;
-            switch (parent.kind) {
-                case 186:
-                case 192:
-                case 173:
-                case 182:
-                case 183:
-                case 189:
-                case 184:
-                case 188:
-                case 178:
-                case 179:
-                    return isResolvedByTypeAlias(parent);
-                case 254:
-                    return true;
-            }
-            return false;
-        }
-        function mayResolveTypeAlias(node) {
-            switch (node.kind) {
-                case 173:
-                    return isJSDocTypeReference(node) || !!(resolveTypeReferenceName(node.typeName, 788968).flags & 524288);
-                case 176:
-                    return true;
-                case 188:
-                    return node.operator !== 151 && mayResolveTypeAlias(node.type);
-                case 186:
-                case 180:
-                case 192:
-                case 307:
-                case 305:
-                case 306:
-                case 301:
-                    return mayResolveTypeAlias(node.type);
-                case 181:
-                    return node.type.kind !== 178 || mayResolveTypeAlias(node.type.elementType);
-                case 182:
-                case 183:
-                    return ts.some(node.types, mayResolveTypeAlias);
-                case 189:
-                    return mayResolveTypeAlias(node.objectType) || mayResolveTypeAlias(node.indexType);
-                case 184:
-                    return mayResolveTypeAlias(node.checkType) || mayResolveTypeAlias(node.extendsType) ||
-                        mayResolveTypeAlias(node.trueType) || mayResolveTypeAlias(node.falseType);
-            }
-            return false;
-        }
-        function getTypeFromArrayOrTupleTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var target = getArrayOrTupleTargetType(node);
-                if (target === emptyGenericType) {
-                    links.resolvedType = emptyObjectType;
-                }
-                else if (!(node.kind === 179 && ts.some(node.elements, function (e) { return !!(getTupleElementFlags(e) & 8); })) && isDeferredTypeReferenceNode(node)) {
-                    links.resolvedType = node.kind === 179 && node.elements.length === 0 ? target :
-                        createDeferredTypeReference(target, node, undefined);
-                }
-                else {
-                    var elementTypes = node.kind === 178 ? [getTypeFromTypeNode(node.elementType)] : ts.map(node.elements, getTypeFromTypeNode);
-                    links.resolvedType = createNormalizedTypeReference(target, elementTypes);
-                }
-            }
-            return links.resolvedType;
-        }
-        function isReadonlyTypeOperator(node) {
-            return ts.isTypeOperatorNode(node) && node.operator === 142;
-        }
-        function createTupleType(elementTypes, elementFlags, readonly, namedMemberDeclarations) {
-            if (readonly === void 0) { readonly = false; }
-            var tupleTarget = getTupleTargetType(elementFlags || ts.map(elementTypes, function (_) { return 1; }), readonly, namedMemberDeclarations);
-            return tupleTarget === emptyGenericType ? emptyObjectType :
-                elementTypes.length ? createNormalizedTypeReference(tupleTarget, elementTypes) :
-                    tupleTarget;
-        }
-        function getTupleTargetType(elementFlags, readonly, namedMemberDeclarations) {
-            if (elementFlags.length === 1 && elementFlags[0] & 4) {
-                return readonly ? globalReadonlyArrayType : globalArrayType;
-            }
-            var key = ts.map(elementFlags, function (f) { return f & 1 ? "#" : f & 2 ? "?" : f & 4 ? "." : "*"; }).join() +
-                (readonly ? "R" : "") +
-                (namedMemberDeclarations && namedMemberDeclarations.length ? "," + ts.map(namedMemberDeclarations, getNodeId).join(",") : "");
-            var type = tupleTypes.get(key);
-            if (!type) {
-                tupleTypes.set(key, type = createTupleTargetType(elementFlags, readonly, namedMemberDeclarations));
-            }
-            return type;
-        }
-        function createTupleTargetType(elementFlags, readonly, namedMemberDeclarations) {
-            var arity = elementFlags.length;
-            var minLength = ts.findLastIndex(elementFlags, function (f) { return !!(f & (1 | 8)); }) + 1;
-            var typeParameters;
-            var properties = [];
-            var combinedFlags = 0;
-            if (arity) {
-                typeParameters = new Array(arity);
-                for (var i = 0; i < arity; i++) {
-                    var typeParameter = typeParameters[i] = createTypeParameter();
-                    var flags = elementFlags[i];
-                    combinedFlags |= flags;
-                    if (!(combinedFlags & 12)) {
-                        var property = createSymbol(4 | (flags & 2 ? 16777216 : 0), "" + i, readonly ? 8 : 0);
-                        property.tupleLabelDeclaration = namedMemberDeclarations === null || namedMemberDeclarations === void 0 ? void 0 : namedMemberDeclarations[i];
-                        property.type = typeParameter;
-                        properties.push(property);
-                    }
-                }
-            }
-            var fixedLength = properties.length;
-            var lengthSymbol = createSymbol(4, "length");
-            if (combinedFlags & 12) {
-                lengthSymbol.type = numberType;
-            }
-            else {
-                var literalTypes_1 = [];
-                for (var i = minLength; i <= arity; i++)
-                    literalTypes_1.push(getLiteralType(i));
-                lengthSymbol.type = getUnionType(literalTypes_1);
-            }
-            properties.push(lengthSymbol);
-            var type = createObjectType(8 | 4);
-            type.typeParameters = typeParameters;
-            type.outerTypeParameters = undefined;
-            type.localTypeParameters = typeParameters;
-            type.instantiations = new ts.Map();
-            type.instantiations.set(getTypeListId(type.typeParameters), type);
-            type.target = type;
-            type.resolvedTypeArguments = type.typeParameters;
-            type.thisType = createTypeParameter();
-            type.thisType.isThisType = true;
-            type.thisType.constraint = type;
-            type.declaredProperties = properties;
-            type.declaredCallSignatures = ts.emptyArray;
-            type.declaredConstructSignatures = ts.emptyArray;
-            type.declaredStringIndexInfo = undefined;
-            type.declaredNumberIndexInfo = undefined;
-            type.elementFlags = elementFlags;
-            type.minLength = minLength;
-            type.fixedLength = fixedLength;
-            type.hasRestElement = !!(combinedFlags & 12);
-            type.combinedFlags = combinedFlags;
-            type.readonly = readonly;
-            type.labeledElementDeclarations = namedMemberDeclarations;
-            return type;
-        }
-        function createNormalizedTypeReference(target, typeArguments) {
-            return target.objectFlags & 8 && target.combinedFlags & 8 ?
-                createNormalizedTupleType(target, typeArguments) :
-                createTypeReference(target, typeArguments);
-        }
-        function createNormalizedTupleType(target, elementTypes) {
-            var _a, _b, _c;
-            var unionIndex = ts.findIndex(elementTypes, function (t, i) { return !!(target.elementFlags[i] & 8 && t.flags & (131072 | 1048576)); });
-            if (unionIndex >= 0) {
-                return checkCrossProductUnion(ts.map(elementTypes, function (t, i) { return target.elementFlags[i] & 8 ? t : unknownType; })) ?
-                    mapType(elementTypes[unionIndex], function (t) { return createNormalizedTupleType(target, ts.replaceElement(elementTypes, unionIndex, t)); }) :
-                    errorType;
-            }
-            var spreadIndex = ts.findIndex(elementTypes, function (t, i) { return !!(target.elementFlags[i] & 8) && !(t.flags & 58982400) && !isGenericMappedType(t); });
-            if (spreadIndex < 0) {
-                return createTypeReference(target, elementTypes);
-            }
-            var expandedTypes = [];
-            var expandedFlags = [];
-            var expandedDeclarations = [];
-            var optionalIndex = -1;
-            var restTypes;
-            var _loop_13 = function (i) {
-                var type = elementTypes[i];
-                var flags = target.elementFlags[i];
-                if (flags & 8) {
-                    if (type.flags & 58982400 || isGenericMappedType(type)) {
-                        addElementOrRest(type, 8, (_a = target.labeledElementDeclarations) === null || _a === void 0 ? void 0 : _a[i]);
-                    }
-                    else if (isTupleType(type)) {
-                        ts.forEach(getTypeArguments(type), function (t, n) { var _a; return addElementOrRest(t, type.target.elementFlags[n], (_a = type.target.labeledElementDeclarations) === null || _a === void 0 ? void 0 : _a[n]); });
-                    }
-                    else {
-                        addElementOrRest(isArrayLikeType(type) && getIndexTypeOfType(type, 1) || errorType, 4, (_b = target.labeledElementDeclarations) === null || _b === void 0 ? void 0 : _b[i]);
-                    }
-                }
-                else {
-                    addElementOrRest(type, flags, (_c = target.labeledElementDeclarations) === null || _c === void 0 ? void 0 : _c[i]);
-                }
-            };
-            for (var i = 0; i < elementTypes.length; i++) {
-                _loop_13(i);
-            }
-            if (restTypes) {
-                expandedTypes[expandedTypes.length - 1] = getUnionType(restTypes);
-            }
-            var tupleTarget = getTupleTargetType(expandedFlags, target.readonly, expandedDeclarations);
-            return tupleTarget === emptyGenericType ? emptyObjectType :
-                expandedFlags.length ? createTypeReference(tupleTarget, expandedTypes) :
-                    tupleTarget;
-            function addElementOrRest(type, flags, declaration) {
-                if (restTypes) {
-                    restTypes.push(flags & 8 ? getIndexedAccessType(type, numberType) : type);
-                }
-                else {
-                    if (flags & 1 && optionalIndex >= 0) {
-                        for (var i = optionalIndex; i < expandedFlags.length; i++) {
-                            if (expandedFlags[i] & 2)
-                                expandedFlags[i] = 1;
-                        }
-                        optionalIndex = -1;
-                    }
-                    else if (flags & 2 && optionalIndex < 0) {
-                        optionalIndex = expandedFlags.length;
-                    }
-                    else if (flags & 4) {
-                        restTypes = [type];
-                    }
-                    expandedTypes.push(type);
-                    expandedFlags.push(flags);
-                    if (expandedDeclarations && declaration) {
-                        expandedDeclarations.push(declaration);
-                    }
-                    else {
-                        expandedDeclarations = undefined;
-                    }
-                }
-            }
-        }
-        function sliceTupleType(type, index, endSkipCount) {
-            if (endSkipCount === void 0) { endSkipCount = 0; }
-            var target = type.target;
-            var endIndex = getTypeReferenceArity(type) - endSkipCount;
-            return index > target.fixedLength ? getRestArrayTypeOfTupleType(type) || createTupleType(ts.emptyArray) :
-                createTupleType(getTypeArguments(type).slice(index, endIndex), target.elementFlags.slice(index, endIndex), false, target.labeledElementDeclarations && target.labeledElementDeclarations.slice(index, endIndex));
-        }
-        function getKnownKeysOfTupleType(type) {
-            return getUnionType(ts.append(ts.arrayOf(type.target.fixedLength, function (i) { return getLiteralType("" + i); }), getIndexType(type.target.readonly ? globalReadonlyArrayType : globalArrayType)));
-        }
-        function getTypeFromOptionalTypeNode(node) {
-            var type = getTypeFromTypeNode(node.type);
-            return strictNullChecks ? getOptionalType(type) : type;
-        }
-        function getTypeId(type) {
-            return type.id;
-        }
-        function containsType(types, type) {
-            return ts.binarySearch(types, type, getTypeId, ts.compareValues) >= 0;
-        }
-        function insertType(types, type) {
-            var index = ts.binarySearch(types, type, getTypeId, ts.compareValues);
-            if (index < 0) {
-                types.splice(~index, 0, type);
-                return true;
-            }
-            return false;
-        }
-        function addTypeToUnion(typeSet, includes, type) {
-            var flags = type.flags;
-            if (flags & 1048576) {
-                return addTypesToUnion(typeSet, includes, type.types);
-            }
-            if (!(flags & 131072)) {
-                includes |= flags & 205258751;
-                if (flags & 469499904)
-                    includes |= 262144;
-                if (type === wildcardType)
-                    includes |= 8388608;
-                if (!strictNullChecks && flags & 98304) {
-                    if (!(ts.getObjectFlags(type) & 524288))
-                        includes |= 4194304;
-                }
-                else {
-                    var len = typeSet.length;
-                    var index = len && type.id > typeSet[len - 1].id ? ~len : ts.binarySearch(typeSet, type, getTypeId, ts.compareValues);
-                    if (index < 0) {
-                        typeSet.splice(~index, 0, type);
-                    }
-                }
-            }
-            return includes;
-        }
-        function addTypesToUnion(typeSet, includes, types) {
-            for (var _i = 0, types_10 = types; _i < types_10.length; _i++) {
-                var type = types_10[_i];
-                includes = addTypeToUnion(typeSet, includes, type);
-            }
-            return includes;
-        }
-        function isSetOfLiteralsFromSameEnum(types) {
-            var first = types[0];
-            if (first.flags & 1024) {
-                var firstEnum = getParentOfSymbol(first.symbol);
-                for (var i = 1; i < types.length; i++) {
-                    var other = types[i];
-                    if (!(other.flags & 1024) || (firstEnum !== getParentOfSymbol(other.symbol))) {
-                        return false;
-                    }
-                }
-                return true;
-            }
-            return false;
-        }
-        function removeSubtypes(types, primitivesOnly) {
-            var len = types.length;
-            if (len === 0 || isSetOfLiteralsFromSameEnum(types)) {
-                return true;
-            }
-            var i = len;
-            var count = 0;
-            while (i > 0) {
-                i--;
-                var source = types[i];
-                for (var _i = 0, types_11 = types; _i < types_11.length; _i++) {
-                    var target = types_11[_i];
-                    if (source !== target) {
-                        if (count === 100000) {
-                            var estimatedCount = (count / (len - i)) * len;
-                            if (estimatedCount > (primitivesOnly ? 25000000 : 1000000)) {
-                                ts.tracing.instant("check", "removeSubtypes_DepthLimit", { typeIds: types.map(function (t) { return t.id; }) });
-                                error(currentNode, ts.Diagnostics.Expression_produces_a_union_type_that_is_too_complex_to_represent);
-                                return false;
-                            }
-                        }
-                        count++;
-                        if (isTypeRelatedTo(source, target, strictSubtypeRelation) && (!(ts.getObjectFlags(getTargetType(source)) & 1) ||
-                            !(ts.getObjectFlags(getTargetType(target)) & 1) ||
-                            isTypeDerivedFrom(source, target))) {
-                            ts.orderedRemoveItemAt(types, i);
-                            break;
-                        }
-                    }
-                }
-            }
-            return true;
-        }
-        function removeRedundantLiteralTypes(types, includes) {
-            var i = types.length;
-            while (i > 0) {
-                i--;
-                var t = types[i];
-                var remove = t.flags & 128 && includes & 4 ||
-                    t.flags & 256 && includes & 8 ||
-                    t.flags & 2048 && includes & 64 ||
-                    t.flags & 8192 && includes & 4096 ||
-                    isFreshLiteralType(t) && containsType(types, t.regularType);
-                if (remove) {
-                    ts.orderedRemoveItemAt(types, i);
-                }
-            }
-        }
-        function removeStringLiteralsMatchedByTemplateLiterals(types) {
-            var templates = ts.filter(types, isPatternLiteralType);
-            if (templates.length) {
-                var i = types.length;
-                var _loop_14 = function () {
-                    i--;
-                    var t = types[i];
-                    if (t.flags & 128 && ts.some(templates, function (template) { return isTypeSubtypeOf(t, template); })) {
-                        ts.orderedRemoveItemAt(types, i);
-                    }
-                };
-                while (i > 0) {
-                    _loop_14();
-                }
-            }
-        }
-        function getUnionType(types, unionReduction, aliasSymbol, aliasTypeArguments) {
-            if (unionReduction === void 0) { unionReduction = 1; }
-            if (types.length === 0) {
-                return neverType;
-            }
-            if (types.length === 1) {
-                return types[0];
-            }
-            var typeSet = [];
-            var includes = addTypesToUnion(typeSet, 0, types);
-            if (unionReduction !== 0) {
-                if (includes & 3) {
-                    return includes & 1 ? includes & 8388608 ? wildcardType : anyType : unknownType;
-                }
-                switch (unionReduction) {
-                    case 1:
-                        if (includes & (2944 | 8192)) {
-                            removeRedundantLiteralTypes(typeSet, includes);
-                        }
-                        if (includes & 128 && includes & 134217728) {
-                            removeStringLiteralsMatchedByTemplateLiterals(typeSet);
-                        }
-                        break;
-                    case 2:
-                        if (!removeSubtypes(typeSet, !(includes & 262144))) {
-                            return errorType;
-                        }
-                        break;
-                }
-                if (typeSet.length === 0) {
-                    return includes & 65536 ? includes & 4194304 ? nullType : nullWideningType :
-                        includes & 32768 ? includes & 4194304 ? undefinedType : undefinedWideningType :
-                            neverType;
-                }
-            }
-            var objectFlags = (includes & 469647395 ? 0 : 262144) |
-                (includes & 2097152 ? 268435456 : 0);
-            return getUnionTypeFromSortedList(typeSet, objectFlags, aliasSymbol, aliasTypeArguments);
-        }
-        function getUnionTypePredicate(signatures) {
-            var first;
-            var types = [];
-            for (var _i = 0, signatures_6 = signatures; _i < signatures_6.length; _i++) {
-                var sig = signatures_6[_i];
-                var pred = getTypePredicateOfSignature(sig);
-                if (!pred || pred.kind === 2 || pred.kind === 3) {
-                    continue;
-                }
-                if (first) {
-                    if (!typePredicateKindsMatch(first, pred)) {
-                        return undefined;
-                    }
-                }
-                else {
-                    first = pred;
-                }
-                types.push(pred.type);
-            }
-            if (!first) {
-                return undefined;
-            }
-            var unionType = getUnionType(types);
-            return createTypePredicate(first.kind, first.parameterName, first.parameterIndex, unionType);
-        }
-        function typePredicateKindsMatch(a, b) {
-            return a.kind === b.kind && a.parameterIndex === b.parameterIndex;
-        }
-        function getUnionTypeFromSortedList(types, objectFlags, aliasSymbol, aliasTypeArguments) {
-            if (types.length === 0) {
-                return neverType;
-            }
-            if (types.length === 1) {
-                return types[0];
-            }
-            var id = getTypeListId(types);
-            var type = unionTypes.get(id);
-            if (!type) {
-                type = createType(1048576);
-                unionTypes.set(id, type);
-                type.objectFlags = objectFlags | getPropagatingFlagsOfTypes(types, 98304);
-                type.types = types;
-                type.aliasSymbol = aliasSymbol;
-                type.aliasTypeArguments = aliasTypeArguments;
-            }
-            return type;
-        }
-        function getTypeFromUnionTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var aliasSymbol = getAliasSymbolForTypeNode(node);
-                links.resolvedType = getUnionType(ts.map(node.types, getTypeFromTypeNode), 1, aliasSymbol, getTypeArgumentsForAliasSymbol(aliasSymbol));
-            }
-            return links.resolvedType;
-        }
-        function addTypeToIntersection(typeSet, includes, type) {
-            var flags = type.flags;
-            if (flags & 2097152) {
-                return addTypesToIntersection(typeSet, includes, type.types);
-            }
-            if (isEmptyAnonymousObjectType(type)) {
-                if (!(includes & 16777216)) {
-                    includes |= 16777216;
-                    typeSet.set(type.id.toString(), type);
-                }
-            }
-            else {
-                if (flags & 3) {
-                    if (type === wildcardType)
-                        includes |= 8388608;
-                }
-                else if ((strictNullChecks || !(flags & 98304)) && !typeSet.has(type.id.toString())) {
-                    if (type.flags & 109440 && includes & 109440) {
-                        includes |= 67108864;
-                    }
-                    typeSet.set(type.id.toString(), type);
-                }
-                includes |= flags & 205258751;
-            }
-            return includes;
-        }
-        function addTypesToIntersection(typeSet, includes, types) {
-            for (var _i = 0, types_12 = types; _i < types_12.length; _i++) {
-                var type = types_12[_i];
-                includes = addTypeToIntersection(typeSet, includes, getRegularTypeOfLiteralType(type));
-            }
-            return includes;
-        }
-        function removeRedundantPrimitiveTypes(types, includes) {
-            var i = types.length;
-            while (i > 0) {
-                i--;
-                var t = types[i];
-                var remove = t.flags & 4 && includes & 128 ||
-                    t.flags & 8 && includes & 256 ||
-                    t.flags & 64 && includes & 2048 ||
-                    t.flags & 4096 && includes & 8192;
-                if (remove) {
-                    ts.orderedRemoveItemAt(types, i);
-                }
-            }
-        }
-        function eachUnionContains(unionTypes, type) {
-            for (var _i = 0, unionTypes_1 = unionTypes; _i < unionTypes_1.length; _i++) {
-                var u = unionTypes_1[_i];
-                if (!containsType(u.types, type)) {
-                    var primitive = type.flags & 128 ? stringType :
-                        type.flags & 256 ? numberType :
-                            type.flags & 2048 ? bigintType :
-                                type.flags & 8192 ? esSymbolType :
-                                    undefined;
-                    if (!primitive || !containsType(u.types, primitive)) {
-                        return false;
-                    }
-                }
-            }
-            return true;
-        }
-        function extractRedundantTemplateLiterals(types) {
-            var i = types.length;
-            var literals = ts.filter(types, function (t) { return !!(t.flags & 128); });
-            while (i > 0) {
-                i--;
-                var t = types[i];
-                if (!(t.flags & 134217728))
-                    continue;
-                for (var _i = 0, literals_1 = literals; _i < literals_1.length; _i++) {
-                    var t2 = literals_1[_i];
-                    if (isTypeSubtypeOf(t2, t)) {
-                        ts.orderedRemoveItemAt(types, i);
-                        break;
-                    }
-                    else if (isPatternLiteralType(t)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function extractIrreducible(types, flag) {
-            if (ts.every(types, function (t) { return !!(t.flags & 1048576) && ts.some(t.types, function (tt) { return !!(tt.flags & flag); }); })) {
-                for (var i = 0; i < types.length; i++) {
-                    types[i] = filterType(types[i], function (t) { return !(t.flags & flag); });
-                }
-                return true;
-            }
-            return false;
-        }
-        function intersectUnionsOfPrimitiveTypes(types) {
-            var unionTypes;
-            var index = ts.findIndex(types, function (t) { return !!(ts.getObjectFlags(t) & 262144); });
-            if (index < 0) {
-                return false;
-            }
-            var i = index + 1;
-            while (i < types.length) {
-                var t = types[i];
-                if (ts.getObjectFlags(t) & 262144) {
-                    (unionTypes || (unionTypes = [types[index]])).push(t);
-                    ts.orderedRemoveItemAt(types, i);
-                }
-                else {
-                    i++;
-                }
-            }
-            if (!unionTypes) {
-                return false;
-            }
-            var checked = [];
-            var result = [];
-            for (var _i = 0, unionTypes_2 = unionTypes; _i < unionTypes_2.length; _i++) {
-                var u = unionTypes_2[_i];
-                for (var _a = 0, _b = u.types; _a < _b.length; _a++) {
-                    var t = _b[_a];
-                    if (insertType(checked, t)) {
-                        if (eachUnionContains(unionTypes, t)) {
-                            insertType(result, t);
-                        }
-                    }
-                }
-            }
-            types[index] = getUnionTypeFromSortedList(result, 262144);
-            return true;
-        }
-        function createIntersectionType(types, aliasSymbol, aliasTypeArguments) {
-            var result = createType(2097152);
-            result.objectFlags = getPropagatingFlagsOfTypes(types, 98304);
-            result.types = types;
-            result.aliasSymbol = aliasSymbol;
-            result.aliasTypeArguments = aliasTypeArguments;
-            return result;
-        }
-        function getIntersectionType(types, aliasSymbol, aliasTypeArguments) {
-            var typeMembershipMap = new ts.Map();
-            var includes = addTypesToIntersection(typeMembershipMap, 0, types);
-            var typeSet = ts.arrayFrom(typeMembershipMap.values());
-            if (includes & 131072 ||
-                strictNullChecks && includes & 98304 && includes & (524288 | 67108864 | 16777216) ||
-                includes & 67108864 && includes & (469892092 & ~67108864) ||
-                includes & 402653316 && includes & (469892092 & ~402653316) ||
-                includes & 296 && includes & (469892092 & ~296) ||
-                includes & 2112 && includes & (469892092 & ~2112) ||
-                includes & 12288 && includes & (469892092 & ~12288) ||
-                includes & 49152 && includes & (469892092 & ~49152)) {
-                return neverType;
-            }
-            if (includes & 134217728 && includes & 128 && extractRedundantTemplateLiterals(typeSet)) {
-                return neverType;
-            }
-            if (includes & 1) {
-                return includes & 8388608 ? wildcardType : anyType;
-            }
-            if (!strictNullChecks && includes & 98304) {
-                return includes & 32768 ? undefinedType : nullType;
-            }
-            if (includes & 4 && includes & 128 ||
-                includes & 8 && includes & 256 ||
-                includes & 64 && includes & 2048 ||
-                includes & 4096 && includes & 8192) {
-                removeRedundantPrimitiveTypes(typeSet, includes);
-            }
-            if (includes & 16777216 && includes & 524288) {
-                ts.orderedRemoveItemAt(typeSet, ts.findIndex(typeSet, isEmptyAnonymousObjectType));
-            }
-            if (typeSet.length === 0) {
-                return unknownType;
-            }
-            if (typeSet.length === 1) {
-                return typeSet[0];
-            }
-            var id = getTypeListId(typeSet);
-            var result = intersectionTypes.get(id);
-            if (!result) {
-                if (includes & 1048576) {
-                    if (intersectUnionsOfPrimitiveTypes(typeSet)) {
-                        result = getIntersectionType(typeSet, aliasSymbol, aliasTypeArguments);
-                    }
-                    else if (extractIrreducible(typeSet, 32768)) {
-                        result = getUnionType([getIntersectionType(typeSet), undefinedType], 1, aliasSymbol, aliasTypeArguments);
-                    }
-                    else if (extractIrreducible(typeSet, 65536)) {
-                        result = getUnionType([getIntersectionType(typeSet), nullType], 1, aliasSymbol, aliasTypeArguments);
-                    }
-                    else {
-                        if (!checkCrossProductUnion(typeSet)) {
-                            return errorType;
-                        }
-                        var unionIndex_1 = ts.findIndex(typeSet, function (t) { return (t.flags & 1048576) !== 0; });
-                        var unionType = typeSet[unionIndex_1];
-                        result = getUnionType(ts.map(unionType.types, function (t) { return getIntersectionType(ts.replaceElement(typeSet, unionIndex_1, t)); }), 1, aliasSymbol, aliasTypeArguments);
-                    }
-                }
-                else {
-                    result = createIntersectionType(typeSet, aliasSymbol, aliasTypeArguments);
-                }
-                intersectionTypes.set(id, result);
-            }
-            return result;
-        }
-        function checkCrossProductUnion(types) {
-            var size = ts.reduceLeft(types, function (n, t) { return n * (t.flags & 1048576 ? t.types.length : t.flags & 131072 ? 0 : 1); }, 1);
-            if (size >= 100000) {
-                ts.tracing.instant("check", "checkCrossProductUnion_DepthLimit", { typeIds: types.map(function (t) { return t.id; }), size: size });
-                error(currentNode, ts.Diagnostics.Expression_produces_a_union_type_that_is_too_complex_to_represent);
-                return false;
-            }
-            return true;
-        }
-        function getTypeFromIntersectionTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var aliasSymbol = getAliasSymbolForTypeNode(node);
-                links.resolvedType = getIntersectionType(ts.map(node.types, getTypeFromTypeNode), aliasSymbol, getTypeArgumentsForAliasSymbol(aliasSymbol));
-            }
-            return links.resolvedType;
-        }
-        function createIndexType(type, stringsOnly) {
-            var result = createType(4194304);
-            result.type = type;
-            result.stringsOnly = stringsOnly;
-            return result;
-        }
-        function getIndexTypeForGenericType(type, stringsOnly) {
-            return stringsOnly ?
-                type.resolvedStringIndexType || (type.resolvedStringIndexType = createIndexType(type, true)) :
-                type.resolvedIndexType || (type.resolvedIndexType = createIndexType(type, false));
-        }
-        function getIndexTypeForMappedType(type, noIndexSignatures) {
-            var constraint = filterType(getConstraintTypeFromMappedType(type), function (t) { return !(noIndexSignatures && t.flags & (1 | 4)); });
-            var nameType = type.declaration.nameType && getTypeFromTypeNode(type.declaration.nameType);
-            return nameType ?
-                mapType(constraint, function (t) { return instantiateType(nameType, appendTypeMapping(type.mapper, getTypeParameterFromMappedType(type), t)); }) :
-                constraint;
-        }
-        function isNonDistributiveNameType(type) {
-            return !!(type && (type.flags & 16777216 && !type.root.isDistributive ||
-                type.flags & (3145728 | 134217728) && ts.some(type.types, isNonDistributiveNameType) ||
-                type.flags & (4194304 | 268435456) && isNonDistributiveNameType(type.type) ||
-                type.flags & 8388608 && isNonDistributiveNameType(type.indexType) ||
-                type.flags & 33554432 && isNonDistributiveNameType(type.substitute)));
-        }
-        function getLiteralTypeFromPropertyName(name) {
-            if (ts.isPrivateIdentifier(name)) {
-                return neverType;
-            }
-            return ts.isIdentifier(name) ? getLiteralType(ts.unescapeLeadingUnderscores(name.escapedText)) :
-                getRegularTypeOfLiteralType(ts.isComputedPropertyName(name) ? checkComputedPropertyName(name) : checkExpression(name));
-        }
-        function getBigIntLiteralType(node) {
-            return getLiteralType({
-                negative: false,
-                base10Value: ts.parsePseudoBigInt(node.text)
-            });
-        }
-        function getLiteralTypeFromProperty(prop, include) {
-            if (!(ts.getDeclarationModifierFlagsFromSymbol(prop) & 24)) {
-                var type = getSymbolLinks(getLateBoundSymbol(prop)).nameType;
-                if (!type && !ts.isKnownSymbol(prop)) {
-                    if (prop.escapedName === "default") {
-                        type = getLiteralType("default");
-                    }
-                    else {
-                        var name = prop.valueDeclaration && ts.getNameOfDeclaration(prop.valueDeclaration);
-                        type = name && getLiteralTypeFromPropertyName(name) || getLiteralType(ts.symbolName(prop));
-                    }
-                }
-                if (type && type.flags & include) {
-                    return type;
-                }
-            }
-            return neverType;
-        }
-        function getLiteralTypeFromProperties(type, include) {
-            return getUnionType(ts.map(getPropertiesOfType(type), function (p) { return getLiteralTypeFromProperty(p, include); }));
-        }
-        function getNonEnumNumberIndexInfo(type) {
-            var numberIndexInfo = getIndexInfoOfType(type, 1);
-            return numberIndexInfo !== enumNumberIndexInfo ? numberIndexInfo : undefined;
-        }
-        function getIndexType(type, stringsOnly, noIndexSignatures) {
-            if (stringsOnly === void 0) { stringsOnly = keyofStringsOnly; }
-            type = getReducedType(type);
-            return type.flags & 1048576 ? getIntersectionType(ts.map(type.types, function (t) { return getIndexType(t, stringsOnly, noIndexSignatures); })) :
-                type.flags & 2097152 ? getUnionType(ts.map(type.types, function (t) { return getIndexType(t, stringsOnly, noIndexSignatures); })) :
-                    type.flags & 58982400 || isGenericTupleType(type) || isGenericMappedType(type) && isNonDistributiveNameType(getNameTypeFromMappedType(type)) ? getIndexTypeForGenericType(type, stringsOnly) :
-                        ts.getObjectFlags(type) & 32 ? getIndexTypeForMappedType(type, noIndexSignatures) :
-                            type === wildcardType ? wildcardType :
-                                type.flags & 2 ? neverType :
-                                    type.flags & (1 | 131072) ? keyofConstraintType :
-                                        stringsOnly ? !noIndexSignatures && getIndexInfoOfType(type, 0) ? stringType : getLiteralTypeFromProperties(type, 128) :
-                                            !noIndexSignatures && getIndexInfoOfType(type, 0) ? getUnionType([stringType, numberType, getLiteralTypeFromProperties(type, 8192)]) :
-                                                getNonEnumNumberIndexInfo(type) ? getUnionType([numberType, getLiteralTypeFromProperties(type, 128 | 8192)]) :
-                                                    getLiteralTypeFromProperties(type, 8576);
-        }
-        function getExtractStringType(type) {
-            if (keyofStringsOnly) {
-                return type;
-            }
-            var extractTypeAlias = getGlobalExtractSymbol();
-            return extractTypeAlias ? getTypeAliasInstantiation(extractTypeAlias, [type, stringType]) : stringType;
-        }
-        function getIndexTypeOrString(type) {
-            var indexType = getExtractStringType(getIndexType(type));
-            return indexType.flags & 131072 ? stringType : indexType;
-        }
-        function getTypeFromTypeOperatorNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                switch (node.operator) {
-                    case 138:
-                        links.resolvedType = getIndexType(getTypeFromTypeNode(node.type));
-                        break;
-                    case 151:
-                        links.resolvedType = node.type.kind === 148
-                            ? getESSymbolLikeTypeForNode(ts.walkUpParenthesizedTypes(node.parent))
-                            : errorType;
-                        break;
-                    case 142:
-                        links.resolvedType = getTypeFromTypeNode(node.type);
-                        break;
-                    default:
-                        throw ts.Debug.assertNever(node.operator);
-                }
-            }
-            return links.resolvedType;
-        }
-        function getTypeFromTemplateTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                links.resolvedType = getTemplateLiteralType(__spreadArrays([node.head.text], ts.map(node.templateSpans, function (span) { return span.literal.text; })), ts.map(node.templateSpans, function (span) { return getTypeFromTypeNode(span.type); }));
-            }
-            return links.resolvedType;
-        }
-        function getTemplateLiteralType(texts, types) {
-            var unionIndex = ts.findIndex(types, function (t) { return !!(t.flags & (131072 | 1048576)); });
-            if (unionIndex >= 0) {
-                return checkCrossProductUnion(types) ?
-                    mapType(types[unionIndex], function (t) { return getTemplateLiteralType(texts, ts.replaceElement(types, unionIndex, t)); }) :
-                    errorType;
-            }
-            if (ts.contains(types, wildcardType)) {
-                return wildcardType;
-            }
-            var newTypes = [];
-            var newTexts = [];
-            var text = texts[0];
-            if (!addSpans(texts, types)) {
-                return stringType;
-            }
-            if (newTypes.length === 0) {
-                return getLiteralType(text);
-            }
-            newTexts.push(text);
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
-            var type = templateLiteralTypes.get(id);
-            if (!type) {
-                templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
-            }
-            return type;
-            function addSpans(texts, types) {
-                for (var i = 0; i < types.length; i++) {
-                    var t = types[i];
-                    if (t.flags & (2944 | 65536 | 32768)) {
-                        text += getTemplateStringForType(t) || "";
-                        text += texts[i + 1];
-                    }
-                    else if (t.flags & 134217728) {
-                        text += t.texts[0];
-                        if (!addSpans(t.texts, t.types))
-                            return false;
-                        text += texts[i + 1];
-                    }
-                    else if (isGenericIndexType(t) || isPatternLiteralPlaceholderType(t)) {
-                        newTypes.push(t);
-                        newTexts.push(text);
-                        text = texts[i + 1];
-                    }
-                    else {
-                        return false;
-                    }
-                }
-                return true;
-            }
-        }
-        function getTemplateStringForType(type) {
-            return type.flags & 128 ? type.value :
-                type.flags & 256 ? "" + type.value :
-                    type.flags & 2048 ? ts.pseudoBigIntToString(type.value) :
-                        type.flags & 512 ? type.intrinsicName :
-                            type.flags & 65536 ? "null" :
-                                type.flags & 32768 ? "undefined" :
-                                    undefined;
-        }
-        function createTemplateLiteralType(texts, types) {
-            var type = createType(134217728);
-            type.texts = texts;
-            type.types = types;
-            return type;
-        }
-        function getStringMappingType(symbol, type) {
-            return type.flags & (1048576 | 131072) ? mapType(type, function (t) { return getStringMappingType(symbol, t); }) :
-                isGenericIndexType(type) ? getStringMappingTypeForGenericType(symbol, type) :
-                    type.flags & 128 ? getLiteralType(applyStringMapping(symbol, type.value)) :
-                        type;
-        }
-        function applyStringMapping(symbol, str) {
-            switch (intrinsicTypeKinds.get(symbol.escapedName)) {
-                case 0: return str.toUpperCase();
-                case 1: return str.toLowerCase();
-                case 2: return str.charAt(0).toUpperCase() + str.slice(1);
-                case 3: return str.charAt(0).toLowerCase() + str.slice(1);
-            }
-            return str;
-        }
-        function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
-            var result = stringMappingTypes.get(id);
-            if (!result) {
-                stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
-            }
-            return result;
-        }
-        function createStringMappingType(symbol, type) {
-            var result = createType(268435456);
-            result.symbol = symbol;
-            result.type = type;
-            return result;
-        }
-        function createIndexedAccessType(objectType, indexType, aliasSymbol, aliasTypeArguments, shouldIncludeUndefined) {
-            var type = createType(8388608);
-            type.objectType = objectType;
-            type.indexType = indexType;
-            type.aliasSymbol = aliasSymbol;
-            type.aliasTypeArguments = aliasTypeArguments;
-            type.noUncheckedIndexedAccessCandidate = shouldIncludeUndefined;
-            return type;
-        }
-        function isJSLiteralType(type) {
-            if (noImplicitAny) {
-                return false;
-            }
-            if (ts.getObjectFlags(type) & 16384) {
-                return true;
-            }
-            if (type.flags & 1048576) {
-                return ts.every(type.types, isJSLiteralType);
-            }
-            if (type.flags & 2097152) {
-                return ts.some(type.types, isJSLiteralType);
-            }
-            if (type.flags & 465829888) {
-                return isJSLiteralType(getResolvedBaseConstraint(type));
-            }
-            return false;
-        }
-        function getPropertyNameFromIndex(indexType, accessNode) {
-            var accessExpression = accessNode && accessNode.kind === 202 ? accessNode : undefined;
-            return isTypeUsableAsPropertyName(indexType) ?
-                getPropertyNameFromType(indexType) :
-                accessExpression && checkThatExpressionIsProperSymbolReference(accessExpression.argumentExpression, indexType, false) ?
-                    ts.getPropertyNameForKnownSymbolName(ts.idText(accessExpression.argumentExpression.name)) :
-                    accessNode && ts.isPropertyName(accessNode) ?
-                        ts.getPropertyNameForPropertyNameNode(accessNode) :
-                        undefined;
-        }
-        function isUncalledFunctionReference(node, symbol) {
-            return !(symbol.flags & (16 | 8192))
-                || !ts.isCallLikeExpression(ts.findAncestor(node, function (n) { return !ts.isAccessExpression(n); }) || node.parent)
-                    && ts.every(symbol.declarations, function (d) { return !ts.isFunctionLike(d) || !!(ts.getCombinedNodeFlags(d) & 134217728); });
-        }
-        function getPropertyTypeForIndexType(originalObjectType, objectType, indexType, fullIndexType, suppressNoImplicitAnyError, accessNode, accessFlags, noUncheckedIndexedAccessCandidate, reportDeprecated) {
-            var _a;
-            var accessExpression = accessNode && accessNode.kind === 202 ? accessNode : undefined;
-            var propName = accessNode && ts.isPrivateIdentifier(accessNode) ? undefined : getPropertyNameFromIndex(indexType, accessNode);
-            if (propName !== undefined) {
-                var prop = getPropertyOfType(objectType, propName);
-                if (prop) {
-                    if (reportDeprecated && accessNode && getDeclarationNodeFlagsFromSymbol(prop) & 134217728 && isUncalledFunctionReference(accessNode, prop)) {
-                        var deprecatedNode = (_a = accessExpression === null || accessExpression === void 0 ? void 0 : accessExpression.argumentExpression) !== null && _a !== void 0 ? _a : (ts.isIndexedAccessTypeNode(accessNode) ? accessNode.indexType : accessNode);
-                        errorOrSuggestion(false, deprecatedNode, ts.Diagnostics._0_is_deprecated, propName);
-                    }
-                    if (accessExpression) {
-                        markPropertyAsReferenced(prop, accessExpression, accessExpression.expression.kind === 107);
-                        if (isAssignmentToReadonlyEntity(accessExpression, prop, ts.getAssignmentTargetKind(accessExpression))) {
-                            error(accessExpression.argumentExpression, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_read_only_property, symbolToString(prop));
-                            return undefined;
-                        }
-                        if (accessFlags & 4) {
-                            getNodeLinks(accessNode).resolvedSymbol = prop;
-                        }
-                        if (isThisPropertyAccessInConstructor(accessExpression, prop)) {
-                            return autoType;
-                        }
-                    }
-                    var propType = getTypeOfSymbol(prop);
-                    return accessExpression && ts.getAssignmentTargetKind(accessExpression) !== 1 ?
-                        getFlowTypeOfReference(accessExpression, propType) :
-                        propType;
-                }
-                if (everyType(objectType, isTupleType) && isNumericLiteralName(propName) && +propName >= 0) {
-                    if (accessNode && everyType(objectType, function (t) { return !t.target.hasRestElement; }) && !(accessFlags & 8)) {
-                        var indexNode = getIndexNodeForAccessExpression(accessNode);
-                        if (isTupleType(objectType)) {
-                            error(indexNode, ts.Diagnostics.Tuple_type_0_of_length_1_has_no_element_at_index_2, typeToString(objectType), getTypeReferenceArity(objectType), ts.unescapeLeadingUnderscores(propName));
-                        }
-                        else {
-                            error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.unescapeLeadingUnderscores(propName), typeToString(objectType));
-                        }
-                    }
-                    errorIfWritingToReadonlyIndex(getIndexInfoOfType(objectType, 1));
-                    return mapType(objectType, function (t) {
-                        var restType = getRestTypeOfTupleType(t) || undefinedType;
-                        return noUncheckedIndexedAccessCandidate ? getUnionType([restType, undefinedType]) : restType;
-                    });
-                }
-            }
-            if (!(indexType.flags & 98304) && isTypeAssignableToKind(indexType, 402653316 | 296 | 12288)) {
-                if (objectType.flags & (1 | 131072)) {
-                    return objectType;
-                }
-                var stringIndexInfo = getIndexInfoOfType(objectType, 0);
-                var indexInfo = isTypeAssignableToKind(indexType, 296) && getIndexInfoOfType(objectType, 1) || stringIndexInfo;
-                if (indexInfo) {
-                    if (accessFlags & 1 && indexInfo === stringIndexInfo) {
-                        if (accessExpression) {
-                            error(accessExpression, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(originalObjectType));
-                        }
-                        return undefined;
-                    }
-                    if (accessNode && !isTypeAssignableToKind(indexType, 4 | 8)) {
-                        var indexNode = getIndexNodeForAccessExpression(accessNode);
-                        error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType));
-                        return noUncheckedIndexedAccessCandidate ? getUnionType([indexInfo.type, undefinedType]) : indexInfo.type;
-                    }
-                    errorIfWritingToReadonlyIndex(indexInfo);
-                    return noUncheckedIndexedAccessCandidate ? getUnionType([indexInfo.type, undefinedType]) : indexInfo.type;
-                }
-                if (indexType.flags & 131072) {
-                    return neverType;
-                }
-                if (isJSLiteralType(objectType)) {
-                    return anyType;
-                }
-                if (accessExpression && !isConstEnumObjectType(objectType)) {
-                    if (objectType.symbol === globalThisSymbol && propName !== undefined && globalThisSymbol.exports.has(propName) && (globalThisSymbol.exports.get(propName).flags & 418)) {
-                        error(accessExpression, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.unescapeLeadingUnderscores(propName), typeToString(objectType));
-                    }
-                    else if (noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors && !suppressNoImplicitAnyError) {
-                        if (propName !== undefined && typeHasStaticProperty(propName, objectType)) {
-                            error(accessExpression, ts.Diagnostics.Property_0_is_a_static_member_of_type_1, propName, typeToString(objectType));
-                        }
-                        else if (getIndexTypeOfType(objectType, 1)) {
-                            error(accessExpression.argumentExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number);
-                        }
-                        else {
-                            var suggestion = void 0;
-                            if (propName !== undefined && (suggestion = getSuggestionForNonexistentProperty(propName, objectType))) {
-                                if (suggestion !== undefined) {
-                                    error(accessExpression.argumentExpression, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, propName, typeToString(objectType), suggestion);
-                                }
-                            }
-                            else {
-                                var suggestion_1 = getSuggestionForNonexistentIndexSignature(objectType, accessExpression, indexType);
-                                if (suggestion_1 !== undefined) {
-                                    error(accessExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_Did_you_mean_to_call_1, typeToString(objectType), suggestion_1);
-                                }
-                                else {
-                                    var errorInfo = void 0;
-                                    if (indexType.flags & 1024) {
-                                        errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_does_not_exist_on_type_1, "[" + typeToString(indexType) + "]", typeToString(objectType));
-                                    }
-                                    else if (indexType.flags & 8192) {
-                                        var symbolName_2 = getFullyQualifiedName(indexType.symbol, accessExpression);
-                                        errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_does_not_exist_on_type_1, "[" + symbolName_2 + "]", typeToString(objectType));
-                                    }
-                                    else if (indexType.flags & 128) {
-                                        errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_does_not_exist_on_type_1, indexType.value, typeToString(objectType));
-                                    }
-                                    else if (indexType.flags & 256) {
-                                        errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_does_not_exist_on_type_1, indexType.value, typeToString(objectType));
-                                    }
-                                    else if (indexType.flags & (8 | 4)) {
-                                        errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.No_index_signature_with_a_parameter_of_type_0_was_found_on_type_1, typeToString(indexType), typeToString(objectType));
-                                    }
-                                    errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Element_implicitly_has_an_any_type_because_expression_of_type_0_can_t_be_used_to_index_type_1, typeToString(fullIndexType), typeToString(objectType));
-                                    diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(accessExpression, errorInfo));
-                                }
-                            }
-                        }
-                    }
-                    return undefined;
-                }
-            }
-            if (isJSLiteralType(objectType)) {
-                return anyType;
-            }
-            if (accessNode) {
-                var indexNode = getIndexNodeForAccessExpression(accessNode);
-                if (indexType.flags & (128 | 256)) {
-                    error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, "" + indexType.value, typeToString(objectType));
-                }
-                else if (indexType.flags & (4 | 8)) {
-                    error(indexNode, ts.Diagnostics.Type_0_has_no_matching_index_signature_for_type_1, typeToString(objectType), typeToString(indexType));
-                }
-                else {
-                    error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType));
-                }
-            }
-            if (isTypeAny(indexType)) {
-                return indexType;
-            }
-            return undefined;
-            function errorIfWritingToReadonlyIndex(indexInfo) {
-                if (indexInfo && indexInfo.isReadonly && accessExpression && (ts.isAssignmentTarget(accessExpression) || ts.isDeleteTarget(accessExpression))) {
-                    error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType));
-                }
-            }
-        }
-        function getIndexNodeForAccessExpression(accessNode) {
-            return accessNode.kind === 202 ? accessNode.argumentExpression :
-                accessNode.kind === 189 ? accessNode.indexType :
-                    accessNode.kind === 158 ? accessNode.expression :
-                        accessNode;
-        }
-        function isPatternLiteralPlaceholderType(type) {
-            return templateConstraintType.types.indexOf(type) !== -1 || !!(type.flags & 1);
-        }
-        function isPatternLiteralType(type) {
-            return !!(type.flags & 134217728) && ts.every(type.types, isPatternLiteralPlaceholderType);
-        }
-        function isGenericObjectType(type) {
-            if (type.flags & 3145728) {
-                if (!(type.objectFlags & 4194304)) {
-                    type.objectFlags |= 4194304 |
-                        (ts.some(type.types, isGenericObjectType) ? 8388608 : 0);
-                }
-                return !!(type.objectFlags & 8388608);
-            }
-            return !!(type.flags & 58982400) || isGenericMappedType(type) || isGenericTupleType(type);
-        }
-        function isGenericIndexType(type) {
-            if (type.flags & 3145728) {
-                if (!(type.objectFlags & 16777216)) {
-                    type.objectFlags |= 16777216 |
-                        (ts.some(type.types, isGenericIndexType) ? 33554432 : 0);
-                }
-                return !!(type.objectFlags & 33554432);
-            }
-            return !!(type.flags & (58982400 | 4194304 | 134217728 | 268435456)) && !isPatternLiteralType(type);
-        }
-        function isThisTypeParameter(type) {
-            return !!(type.flags & 262144 && type.isThisType);
-        }
-        function getSimplifiedType(type, writing) {
-            return type.flags & 8388608 ? getSimplifiedIndexedAccessType(type, writing) :
-                type.flags & 16777216 ? getSimplifiedConditionalType(type, writing) :
-                    type;
-        }
-        function distributeIndexOverObjectType(objectType, indexType, writing) {
-            if (objectType.flags & 3145728) {
-                var types = ts.map(objectType.types, function (t) { return getSimplifiedType(getIndexedAccessType(t, indexType), writing); });
-                return objectType.flags & 2097152 || writing ? getIntersectionType(types) : getUnionType(types);
-            }
-        }
-        function distributeObjectOverIndexType(objectType, indexType, writing) {
-            if (indexType.flags & 1048576) {
-                var types = ts.map(indexType.types, function (t) { return getSimplifiedType(getIndexedAccessType(objectType, t), writing); });
-                return writing ? getIntersectionType(types) : getUnionType(types);
-            }
-        }
-        function unwrapSubstitution(type) {
-            if (type.flags & 33554432) {
-                return type.substitute;
-            }
-            return type;
-        }
-        function getSimplifiedIndexedAccessType(type, writing) {
-            var cache = writing ? "simplifiedForWriting" : "simplifiedForReading";
-            if (type[cache]) {
-                return type[cache] === circularConstraintType ? type : type[cache];
-            }
-            type[cache] = circularConstraintType;
-            var objectType = unwrapSubstitution(getSimplifiedType(type.objectType, writing));
-            var indexType = getSimplifiedType(type.indexType, writing);
-            var distributedOverIndex = distributeObjectOverIndexType(objectType, indexType, writing);
-            if (distributedOverIndex) {
-                return type[cache] = distributedOverIndex;
-            }
-            if (!(indexType.flags & 465829888)) {
-                var distributedOverObject = distributeIndexOverObjectType(objectType, indexType, writing);
-                if (distributedOverObject) {
-                    return type[cache] = distributedOverObject;
-                }
-            }
-            if (isGenericTupleType(objectType) && indexType.flags & 296) {
-                var elementType = getElementTypeOfSliceOfTupleType(objectType, indexType.flags & 8 ? 0 : objectType.target.fixedLength, 0, writing);
-                if (elementType) {
-                    return type[cache] = elementType;
-                }
-            }
-            if (isGenericMappedType(objectType)) {
-                return type[cache] = mapType(substituteIndexedMappedType(objectType, type.indexType), function (t) { return getSimplifiedType(t, writing); });
-            }
-            return type[cache] = type;
-        }
-        function getSimplifiedConditionalType(type, writing) {
-            var checkType = type.checkType;
-            var extendsType = type.extendsType;
-            var trueType = getTrueTypeFromConditionalType(type);
-            var falseType = getFalseTypeFromConditionalType(type);
-            if (falseType.flags & 131072 && getActualTypeVariable(trueType) === getActualTypeVariable(checkType)) {
-                if (checkType.flags & 1 || isTypeAssignableTo(getRestrictiveInstantiation(checkType), getRestrictiveInstantiation(extendsType))) {
-                    return getSimplifiedType(trueType, writing);
-                }
-                else if (isIntersectionEmpty(checkType, extendsType)) {
-                    return neverType;
-                }
-            }
-            else if (trueType.flags & 131072 && getActualTypeVariable(falseType) === getActualTypeVariable(checkType)) {
-                if (!(checkType.flags & 1) && isTypeAssignableTo(getRestrictiveInstantiation(checkType), getRestrictiveInstantiation(extendsType))) {
-                    return neverType;
-                }
-                else if (checkType.flags & 1 || isIntersectionEmpty(checkType, extendsType)) {
-                    return getSimplifiedType(falseType, writing);
-                }
-            }
-            return type;
-        }
-        function isIntersectionEmpty(type1, type2) {
-            return !!(getUnionType([intersectTypes(type1, type2), neverType]).flags & 131072);
-        }
-        function substituteIndexedMappedType(objectType, index) {
-            var mapper = createTypeMapper([getTypeParameterFromMappedType(objectType)], [index]);
-            var templateMapper = combineTypeMappers(objectType.mapper, mapper);
-            return instantiateType(getTemplateTypeFromMappedType(objectType), templateMapper);
-        }
-        function getIndexedAccessType(objectType, indexType, noUncheckedIndexedAccessCandidate, accessNode, aliasSymbol, aliasTypeArguments, accessFlags) {
-            if (accessFlags === void 0) { accessFlags = 0; }
-            return getIndexedAccessTypeOrUndefined(objectType, indexType, noUncheckedIndexedAccessCandidate, accessNode, accessFlags, aliasSymbol, aliasTypeArguments) || (accessNode ? errorType : unknownType);
-        }
-        function indexTypeLessThan(indexType, limit) {
-            return everyType(indexType, function (t) {
-                if (t.flags & 384) {
-                    var propName = getPropertyNameFromType(t);
-                    if (isNumericLiteralName(propName)) {
-                        var index = +propName;
-                        return index >= 0 && index < limit;
-                    }
-                }
-                return false;
-            });
-        }
-        function getIndexedAccessTypeOrUndefined(objectType, indexType, noUncheckedIndexedAccessCandidate, accessNode, accessFlags, aliasSymbol, aliasTypeArguments) {
-            if (accessFlags === void 0) { accessFlags = 0; }
-            if (objectType === wildcardType || indexType === wildcardType) {
-                return wildcardType;
-            }
-            var shouldIncludeUndefined = noUncheckedIndexedAccessCandidate ||
-                (!!compilerOptions.noUncheckedIndexedAccess &&
-                    (accessFlags & (2 | 16)) === 16);
-            if (isStringIndexSignatureOnlyType(objectType) && !(indexType.flags & 98304) && isTypeAssignableToKind(indexType, 4 | 8)) {
-                indexType = stringType;
-            }
-            if (isGenericIndexType(indexType) || (accessNode && accessNode.kind !== 189 ?
-                isGenericTupleType(objectType) && !indexTypeLessThan(indexType, objectType.target.fixedLength) :
-                isGenericObjectType(objectType) && !(isTupleType(objectType) && indexTypeLessThan(indexType, objectType.target.fixedLength)))) {
-                if (objectType.flags & 3) {
-                    return objectType;
-                }
-                var id = objectType.id + "," + indexType.id + (shouldIncludeUndefined ? "?" : "");
-                var type = indexedAccessTypes.get(id);
-                if (!type) {
-                    indexedAccessTypes.set(id, type = createIndexedAccessType(objectType, indexType, aliasSymbol, aliasTypeArguments, shouldIncludeUndefined));
-                }
-                return type;
-            }
-            var apparentObjectType = getReducedApparentType(objectType);
-            if (indexType.flags & 1048576 && !(indexType.flags & 16)) {
-                var propTypes = [];
-                var wasMissingProp = false;
-                for (var _i = 0, _a = indexType.types; _i < _a.length; _i++) {
-                    var t = _a[_i];
-                    var propType = getPropertyTypeForIndexType(objectType, apparentObjectType, t, indexType, wasMissingProp, accessNode, accessFlags, shouldIncludeUndefined);
-                    if (propType) {
-                        propTypes.push(propType);
-                    }
-                    else if (!accessNode) {
-                        return undefined;
-                    }
-                    else {
-                        wasMissingProp = true;
-                    }
-                }
-                if (wasMissingProp) {
-                    return undefined;
-                }
-                return accessFlags & 2
-                    ? getIntersectionType(propTypes, aliasSymbol, aliasTypeArguments)
-                    : getUnionType(propTypes, 1, aliasSymbol, aliasTypeArguments);
-            }
-            return getPropertyTypeForIndexType(objectType, apparentObjectType, indexType, indexType, false, accessNode, accessFlags | 4, shouldIncludeUndefined, true);
-        }
-        function getTypeFromIndexedAccessTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var objectType = getTypeFromTypeNode(node.objectType);
-                var indexType = getTypeFromTypeNode(node.indexType);
-                var potentialAlias = getAliasSymbolForTypeNode(node);
-                var resolved = getIndexedAccessType(objectType, indexType, undefined, node, potentialAlias, getTypeArgumentsForAliasSymbol(potentialAlias));
-                links.resolvedType = resolved.flags & 8388608 &&
-                    resolved.objectType === objectType &&
-                    resolved.indexType === indexType ?
-                    getConditionalFlowTypeOfType(resolved, node) : resolved;
-            }
-            return links.resolvedType;
-        }
-        function getTypeFromMappedTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var type = createObjectType(32, node.symbol);
-                type.declaration = node;
-                type.aliasSymbol = getAliasSymbolForTypeNode(node);
-                type.aliasTypeArguments = getTypeArgumentsForAliasSymbol(type.aliasSymbol);
-                links.resolvedType = type;
-                getConstraintTypeFromMappedType(type);
-            }
-            return links.resolvedType;
-        }
-        function getActualTypeVariable(type) {
-            if (type.flags & 33554432) {
-                return type.baseType;
-            }
-            if (type.flags & 8388608 && (type.objectType.flags & 33554432 ||
-                type.indexType.flags & 33554432)) {
-                return getIndexedAccessType(getActualTypeVariable(type.objectType), getActualTypeVariable(type.indexType));
-            }
-            return type;
-        }
-        function getConditionalType(root, mapper) {
-            var result;
-            var extraTypes;
-            var _loop_15 = function () {
-                var checkType = instantiateType(root.checkType, mapper);
-                var checkTypeInstantiable = isGenericObjectType(checkType) || isGenericIndexType(checkType);
-                var extendsType = instantiateType(root.extendsType, mapper);
-                if (checkType === wildcardType || extendsType === wildcardType) {
-                    return { value: wildcardType };
-                }
-                var combinedMapper = void 0;
-                if (root.inferTypeParameters) {
-                    var context = createInferenceContext(root.inferTypeParameters, undefined, 0);
-                    if (!checkTypeInstantiable || !ts.some(root.inferTypeParameters, function (t) { return t === extendsType; })) {
-                        inferTypes(context.inferences, checkType, extendsType, 256 | 512);
-                    }
-                    combinedMapper = mergeTypeMappers(mapper, context.mapper);
-                }
-                var inferredExtendsType = combinedMapper ? instantiateType(root.extendsType, combinedMapper) : extendsType;
-                if (!checkTypeInstantiable && !isGenericObjectType(inferredExtendsType) && !isGenericIndexType(inferredExtendsType)) {
-                    if (!(inferredExtendsType.flags & 3) && (checkType.flags & 1 || !isTypeAssignableTo(getPermissiveInstantiation(checkType), getPermissiveInstantiation(inferredExtendsType)))) {
-                        if (checkType.flags & 1) {
-                            (extraTypes || (extraTypes = [])).push(instantiateType(getTypeFromTypeNode(root.node.trueType), combinedMapper || mapper));
-                        }
-                        var falseType_1 = getTypeFromTypeNode(root.node.falseType);
-                        if (falseType_1.flags & 16777216) {
-                            var newRoot = falseType_1.root;
-                            if (newRoot.node.parent === root.node && (!newRoot.isDistributive || newRoot.checkType === root.checkType)) {
-                                root = newRoot;
-                                return "continue";
-                            }
-                        }
-                        result = instantiateType(falseType_1, mapper);
-                        return "break";
-                    }
-                    if (inferredExtendsType.flags & 3 || isTypeAssignableTo(getRestrictiveInstantiation(checkType), getRestrictiveInstantiation(inferredExtendsType))) {
-                        result = instantiateType(getTypeFromTypeNode(root.node.trueType), combinedMapper || mapper);
-                        return "break";
-                    }
-                }
-                var erasedCheckType = getActualTypeVariable(checkType);
-                result = createType(16777216);
-                result.root = root;
-                result.checkType = erasedCheckType;
-                result.extendsType = extendsType;
-                result.mapper = mapper;
-                result.combinedMapper = combinedMapper;
-                result.aliasSymbol = root.aliasSymbol;
-                result.aliasTypeArguments = instantiateTypes(root.aliasTypeArguments, mapper);
-                return "break";
-            };
-            while (true) {
-                var state_4 = _loop_15();
-                if (typeof state_4 === "object")
-                    return state_4.value;
-                if (state_4 === "break")
-                    break;
-            }
-            return extraTypes ? getUnionType(ts.append(extraTypes, result)) : result;
-        }
-        function getTrueTypeFromConditionalType(type) {
-            return type.resolvedTrueType || (type.resolvedTrueType = instantiateType(getTypeFromTypeNode(type.root.node.trueType), type.mapper));
-        }
-        function getFalseTypeFromConditionalType(type) {
-            return type.resolvedFalseType || (type.resolvedFalseType = instantiateType(getTypeFromTypeNode(type.root.node.falseType), type.mapper));
-        }
-        function getInferredTrueTypeFromConditionalType(type) {
-            return type.resolvedInferredTrueType || (type.resolvedInferredTrueType = type.combinedMapper ? instantiateType(getTypeFromTypeNode(type.root.node.trueType), type.combinedMapper) : getTrueTypeFromConditionalType(type));
-        }
-        function getInferTypeParameters(node) {
-            var result;
-            if (node.locals) {
-                node.locals.forEach(function (symbol) {
-                    if (symbol.flags & 262144) {
-                        result = ts.append(result, getDeclaredTypeOfSymbol(symbol));
-                    }
-                });
-            }
-            return result;
-        }
-        function getTypeFromConditionalTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var checkType = getTypeFromTypeNode(node.checkType);
-                var aliasSymbol = getAliasSymbolForTypeNode(node);
-                var aliasTypeArguments = getTypeArgumentsForAliasSymbol(aliasSymbol);
-                var allOuterTypeParameters = getOuterTypeParameters(node, true);
-                var outerTypeParameters = aliasTypeArguments ? allOuterTypeParameters : ts.filter(allOuterTypeParameters, function (tp) { return isTypeParameterPossiblyReferenced(tp, node); });
-                var root = {
-                    node: node,
-                    checkType: checkType,
-                    extendsType: getTypeFromTypeNode(node.extendsType),
-                    isDistributive: !!(checkType.flags & 262144),
-                    inferTypeParameters: getInferTypeParameters(node),
-                    outerTypeParameters: outerTypeParameters,
-                    instantiations: undefined,
-                    aliasSymbol: aliasSymbol,
-                    aliasTypeArguments: aliasTypeArguments
-                };
-                links.resolvedType = getConditionalType(root, undefined);
-                if (outerTypeParameters) {
-                    root.instantiations = new ts.Map();
-                    root.instantiations.set(getTypeListId(outerTypeParameters), links.resolvedType);
-                }
-            }
-            return links.resolvedType;
-        }
-        function getTypeFromInferTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                links.resolvedType = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter));
-            }
-            return links.resolvedType;
-        }
-        function getIdentifierChain(node) {
-            if (ts.isIdentifier(node)) {
-                return [node];
-            }
-            else {
-                return ts.append(getIdentifierChain(node.left), node.right);
-            }
-        }
-        function getTypeFromImportTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                if (node.isTypeOf && node.typeArguments) {
-                    error(node, ts.Diagnostics.Type_arguments_cannot_be_used_here);
-                    links.resolvedSymbol = unknownSymbol;
-                    return links.resolvedType = errorType;
-                }
-                if (!ts.isLiteralImportTypeNode(node)) {
-                    error(node.argument, ts.Diagnostics.String_literal_expected);
-                    links.resolvedSymbol = unknownSymbol;
-                    return links.resolvedType = errorType;
-                }
-                var targetMeaning = node.isTypeOf ? 111551 : node.flags & 4194304 ? 111551 | 788968 : 788968;
-                var innerModuleSymbol = resolveExternalModuleName(node, node.argument.literal);
-                if (!innerModuleSymbol) {
-                    links.resolvedSymbol = unknownSymbol;
-                    return links.resolvedType = errorType;
-                }
-                var moduleSymbol = resolveExternalModuleSymbol(innerModuleSymbol, false);
-                if (!ts.nodeIsMissing(node.qualifier)) {
-                    var nameStack = getIdentifierChain(node.qualifier);
-                    var currentNamespace = moduleSymbol;
-                    var current = void 0;
-                    while (current = nameStack.shift()) {
-                        var meaning = nameStack.length ? 1920 : targetMeaning;
-                        var mergedResolvedSymbol = getMergedSymbol(resolveSymbol(currentNamespace));
-                        var next = node.isTypeOf
-                            ? getPropertyOfType(getTypeOfSymbol(mergedResolvedSymbol), current.escapedText)
-                            : getSymbol(getExportsOfSymbol(mergedResolvedSymbol), current.escapedText, meaning);
-                        if (!next) {
-                            error(current, ts.Diagnostics.Namespace_0_has_no_exported_member_1, getFullyQualifiedName(currentNamespace), ts.declarationNameToString(current));
-                            return links.resolvedType = errorType;
-                        }
-                        getNodeLinks(current).resolvedSymbol = next;
-                        getNodeLinks(current.parent).resolvedSymbol = next;
-                        currentNamespace = next;
-                    }
-                    links.resolvedType = resolveImportSymbolType(node, links, currentNamespace, targetMeaning);
-                }
-                else {
-                    if (moduleSymbol.flags & targetMeaning) {
-                        links.resolvedType = resolveImportSymbolType(node, links, moduleSymbol, targetMeaning);
-                    }
-                    else {
-                        var errorMessage = targetMeaning === 111551
-                            ? ts.Diagnostics.Module_0_does_not_refer_to_a_value_but_is_used_as_a_value_here
-                            : ts.Diagnostics.Module_0_does_not_refer_to_a_type_but_is_used_as_a_type_here_Did_you_mean_typeof_import_0;
-                        error(node, errorMessage, node.argument.literal.text);
-                        links.resolvedSymbol = unknownSymbol;
-                        links.resolvedType = errorType;
-                    }
-                }
-            }
-            return links.resolvedType;
-        }
-        function resolveImportSymbolType(node, links, symbol, meaning) {
-            var resolvedSymbol = resolveSymbol(symbol);
-            links.resolvedSymbol = resolvedSymbol;
-            if (meaning === 111551) {
-                return getTypeOfSymbol(symbol);
-            }
-            else {
-                return getTypeReferenceType(node, resolvedSymbol);
-            }
-        }
-        function getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                var aliasSymbol = getAliasSymbolForTypeNode(node);
-                if (getMembersOfSymbol(node.symbol).size === 0 && !aliasSymbol) {
-                    links.resolvedType = emptyTypeLiteralType;
-                }
-                else {
-                    var type = createObjectType(16, node.symbol);
-                    type.aliasSymbol = aliasSymbol;
-                    type.aliasTypeArguments = getTypeArgumentsForAliasSymbol(aliasSymbol);
-                    if (ts.isJSDocTypeLiteral(node) && node.isArrayType) {
-                        type = createArrayType(type);
-                    }
-                    links.resolvedType = type;
-                }
-            }
-            return links.resolvedType;
-        }
-        function getAliasSymbolForTypeNode(node) {
-            var host = node.parent;
-            while (ts.isParenthesizedTypeNode(host) || ts.isJSDocTypeExpression(host) || ts.isTypeOperatorNode(host) && host.operator === 142) {
-                host = host.parent;
-            }
-            return ts.isTypeAlias(host) ? getSymbolOfNode(host) : undefined;
-        }
-        function getTypeArgumentsForAliasSymbol(symbol) {
-            return symbol ? getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol) : undefined;
-        }
-        function isNonGenericObjectType(type) {
-            return !!(type.flags & 524288) && !isGenericMappedType(type);
-        }
-        function isEmptyObjectTypeOrSpreadsIntoEmptyObject(type) {
-            return isEmptyObjectType(type) || !!(type.flags & (65536 | 32768 | 528 | 296 | 2112 | 402653316 | 1056 | 67108864 | 4194304));
-        }
-        function tryMergeUnionOfObjectTypeAndEmptyObject(type, readonly) {
-            if (type.types.length === 2) {
-                var firstType = type.types[0];
-                var secondType = type.types[1];
-                if (ts.every(type.types, isEmptyObjectTypeOrSpreadsIntoEmptyObject)) {
-                    return isEmptyObjectType(firstType) ? firstType : isEmptyObjectType(secondType) ? secondType : emptyObjectType;
-                }
-                if (isEmptyObjectTypeOrSpreadsIntoEmptyObject(firstType)) {
-                    return getAnonymousPartialType(secondType);
-                }
-                if (isEmptyObjectTypeOrSpreadsIntoEmptyObject(secondType)) {
-                    return getAnonymousPartialType(firstType);
-                }
-            }
-            function getAnonymousPartialType(type) {
-                var members = ts.createSymbolTable();
-                for (var _i = 0, _a = getPropertiesOfType(type); _i < _a.length; _i++) {
-                    var prop = _a[_i];
-                    if (ts.getDeclarationModifierFlagsFromSymbol(prop) & (8 | 16)) {
-                    }
-                    else if (isSpreadableProperty(prop)) {
-                        var isSetonlyAccessor = prop.flags & 65536 && !(prop.flags & 32768);
-                        var flags = 4 | 16777216;
-                        var result = createSymbol(flags, prop.escapedName, readonly ? 8 : 0);
-                        result.type = isSetonlyAccessor ? undefinedType : getTypeOfSymbol(prop);
-                        result.declarations = prop.declarations;
-                        result.nameType = getSymbolLinks(prop).nameType;
-                        result.syntheticOrigin = prop;
-                        members.set(prop.escapedName, result);
-                    }
-                }
-                var spread = createAnonymousType(type.symbol, members, ts.emptyArray, ts.emptyArray, getIndexInfoOfType(type, 0), getIndexInfoOfType(type, 1));
-                spread.objectFlags |= 128 | 1048576;
-                return spread;
-            }
-        }
-        function getSpreadType(left, right, symbol, objectFlags, readonly) {
-            if (left.flags & 1 || right.flags & 1) {
-                return anyType;
-            }
-            if (left.flags & 2 || right.flags & 2) {
-                return unknownType;
-            }
-            if (left.flags & 131072) {
-                return right;
-            }
-            if (right.flags & 131072) {
-                return left;
-            }
-            if (left.flags & 1048576) {
-                var merged = tryMergeUnionOfObjectTypeAndEmptyObject(left, readonly);
-                if (merged) {
-                    return getSpreadType(merged, right, symbol, objectFlags, readonly);
-                }
-                return checkCrossProductUnion([left, right])
-                    ? mapType(left, function (t) { return getSpreadType(t, right, symbol, objectFlags, readonly); })
-                    : errorType;
-            }
-            if (right.flags & 1048576) {
-                var merged = tryMergeUnionOfObjectTypeAndEmptyObject(right, readonly);
-                if (merged) {
-                    return getSpreadType(left, merged, symbol, objectFlags, readonly);
-                }
-                return checkCrossProductUnion([left, right])
-                    ? mapType(right, function (t) { return getSpreadType(left, t, symbol, objectFlags, readonly); })
-                    : errorType;
-            }
-            if (right.flags & (528 | 296 | 2112 | 402653316 | 1056 | 67108864 | 4194304)) {
-                return left;
-            }
-            if (isGenericObjectType(left) || isGenericObjectType(right)) {
-                if (isEmptyObjectType(left)) {
-                    return right;
-                }
-                if (left.flags & 2097152) {
-                    var types = left.types;
-                    var lastLeft = types[types.length - 1];
-                    if (isNonGenericObjectType(lastLeft) && isNonGenericObjectType(right)) {
-                        return getIntersectionType(ts.concatenate(types.slice(0, types.length - 1), [getSpreadType(lastLeft, right, symbol, objectFlags, readonly)]));
-                    }
-                }
-                return getIntersectionType([left, right]);
-            }
-            var members = ts.createSymbolTable();
-            var skippedPrivateMembers = new ts.Set();
-            var stringIndexInfo;
-            var numberIndexInfo;
-            if (left === emptyObjectType) {
-                stringIndexInfo = getIndexInfoOfType(right, 0);
-                numberIndexInfo = getIndexInfoOfType(right, 1);
-            }
-            else {
-                stringIndexInfo = unionSpreadIndexInfos(getIndexInfoOfType(left, 0), getIndexInfoOfType(right, 0));
-                numberIndexInfo = unionSpreadIndexInfos(getIndexInfoOfType(left, 1), getIndexInfoOfType(right, 1));
-            }
-            for (var _i = 0, _a = getPropertiesOfType(right); _i < _a.length; _i++) {
-                var rightProp = _a[_i];
-                if (ts.getDeclarationModifierFlagsFromSymbol(rightProp) & (8 | 16)) {
-                    skippedPrivateMembers.add(rightProp.escapedName);
-                }
-                else if (isSpreadableProperty(rightProp)) {
-                    members.set(rightProp.escapedName, getSpreadSymbol(rightProp, readonly));
-                }
-            }
-            for (var _b = 0, _c = getPropertiesOfType(left); _b < _c.length; _b++) {
-                var leftProp = _c[_b];
-                if (skippedPrivateMembers.has(leftProp.escapedName) || !isSpreadableProperty(leftProp)) {
-                    continue;
-                }
-                if (members.has(leftProp.escapedName)) {
-                    var rightProp = members.get(leftProp.escapedName);
-                    var rightType = getTypeOfSymbol(rightProp);
-                    if (rightProp.flags & 16777216) {
-                        var declarations = ts.concatenate(leftProp.declarations, rightProp.declarations);
-                        var flags = 4 | (leftProp.flags & 16777216);
-                        var result = createSymbol(flags, leftProp.escapedName);
-                        result.type = getUnionType([getTypeOfSymbol(leftProp), getTypeWithFacts(rightType, 524288)]);
-                        result.leftSpread = leftProp;
-                        result.rightSpread = rightProp;
-                        result.declarations = declarations;
-                        result.nameType = getSymbolLinks(leftProp).nameType;
-                        members.set(leftProp.escapedName, result);
-                    }
-                }
-                else {
-                    members.set(leftProp.escapedName, getSpreadSymbol(leftProp, readonly));
-                }
-            }
-            var spread = createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, getIndexInfoWithReadonly(stringIndexInfo, readonly), getIndexInfoWithReadonly(numberIndexInfo, readonly));
-            spread.objectFlags |= 128 | 1048576 | 1024 | objectFlags;
-            return spread;
-        }
-        function isSpreadableProperty(prop) {
-            return !ts.some(prop.declarations, ts.isPrivateIdentifierPropertyDeclaration) &&
-                (!(prop.flags & (8192 | 32768 | 65536)) ||
-                    !prop.declarations.some(function (decl) { return ts.isClassLike(decl.parent); }));
-        }
-        function getSpreadSymbol(prop, readonly) {
-            var isSetonlyAccessor = prop.flags & 65536 && !(prop.flags & 32768);
-            if (!isSetonlyAccessor && readonly === isReadonlySymbol(prop)) {
-                return prop;
-            }
-            var flags = 4 | (prop.flags & 16777216);
-            var result = createSymbol(flags, prop.escapedName, readonly ? 8 : 0);
-            result.type = isSetonlyAccessor ? undefinedType : getTypeOfSymbol(prop);
-            result.declarations = prop.declarations;
-            result.nameType = getSymbolLinks(prop).nameType;
-            result.syntheticOrigin = prop;
-            return result;
-        }
-        function getIndexInfoWithReadonly(info, readonly) {
-            return info && info.isReadonly !== readonly ? createIndexInfo(info.type, readonly, info.declaration) : info;
-        }
-        function createLiteralType(flags, value, symbol) {
-            var type = createType(flags);
-            type.symbol = symbol;
-            type.value = value;
-            return type;
-        }
-        function getFreshTypeOfLiteralType(type) {
-            if (type.flags & 2944) {
-                if (!type.freshType) {
-                    var freshType = createLiteralType(type.flags, type.value, type.symbol);
-                    freshType.regularType = type;
-                    freshType.freshType = freshType;
-                    type.freshType = freshType;
-                }
-                return type.freshType;
-            }
-            return type;
-        }
-        function getRegularTypeOfLiteralType(type) {
-            return type.flags & 2944 ? type.regularType :
-                type.flags & 1048576 ? (type.regularType || (type.regularType = getUnionType(ts.sameMap(type.types, getRegularTypeOfLiteralType)))) :
-                    type;
-        }
-        function isFreshLiteralType(type) {
-            return !!(type.flags & 2944) && type.freshType === type;
-        }
-        function getLiteralType(value, enumId, symbol) {
-            var qualifier = typeof value === "number" ? "#" : typeof value === "string" ? "@" : "n";
-            var key = (enumId ? enumId : "") + qualifier + (typeof value === "object" ? ts.pseudoBigIntToString(value) : value);
-            var type = literalTypes.get(key);
-            if (!type) {
-                var flags = (typeof value === "number" ? 256 :
-                    typeof value === "string" ? 128 : 2048) |
-                    (enumId ? 1024 : 0);
-                literalTypes.set(key, type = createLiteralType(flags, value, symbol));
-                type.regularType = type;
-            }
-            return type;
-        }
-        function getTypeFromLiteralTypeNode(node) {
-            if (node.literal.kind === 103) {
-                return nullType;
-            }
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                links.resolvedType = getRegularTypeOfLiteralType(checkExpression(node.literal));
-            }
-            return links.resolvedType;
-        }
-        function createUniqueESSymbolType(symbol) {
-            var type = createType(8192);
-            type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
-            return type;
-        }
-        function getESSymbolLikeTypeForNode(node) {
-            if (ts.isValidESSymbolDeclaration(node)) {
-                var symbol = getSymbolOfNode(node);
-                var links = getSymbolLinks(symbol);
-                return links.uniqueESSymbolType || (links.uniqueESSymbolType = createUniqueESSymbolType(symbol));
-            }
-            return esSymbolType;
-        }
-        function getThisType(node) {
-            var container = ts.getThisContainer(node, false);
-            var parent = container && container.parent;
-            if (parent && (ts.isClassLike(parent) || parent.kind === 253)) {
-                if (!ts.hasSyntacticModifier(container, 32) &&
-                    (!ts.isConstructorDeclaration(container) || ts.isNodeDescendantOf(node, container.body))) {
-                    return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(parent)).thisType;
-                }
-            }
-            if (parent && ts.isObjectLiteralExpression(parent) && ts.isBinaryExpression(parent.parent) && ts.getAssignmentDeclarationKind(parent.parent) === 6) {
-                return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(parent.parent.left).parent).thisType;
-            }
-            var host = node.flags & 4194304 ? ts.getHostSignatureFromJSDoc(node) : undefined;
-            if (host && ts.isFunctionExpression(host) && ts.isBinaryExpression(host.parent) && ts.getAssignmentDeclarationKind(host.parent) === 3) {
-                return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(host.parent.left).parent).thisType;
-            }
-            if (isJSConstructor(container) && ts.isNodeDescendantOf(node, container.body)) {
-                return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(container)).thisType;
-            }
-            error(node, ts.Diagnostics.A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface);
-            return errorType;
-        }
-        function getTypeFromThisTypeNode(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                links.resolvedType = getThisType(node);
-            }
-            return links.resolvedType;
-        }
-        function getTypeFromRestTypeNode(node) {
-            return getTypeFromTypeNode(getArrayElementTypeNode(node.type) || node.type);
-        }
-        function getArrayElementTypeNode(node) {
-            switch (node.kind) {
-                case 186:
-                    return getArrayElementTypeNode(node.type);
-                case 179:
-                    if (node.elements.length === 1) {
-                        node = node.elements[0];
-                        if (node.kind === 181 || node.kind === 192 && node.dotDotDotToken) {
-                            return getArrayElementTypeNode(node.type);
-                        }
-                    }
-                    break;
-                case 178:
-                    return node.elementType;
-            }
-            return undefined;
-        }
-        function getTypeFromNamedTupleTypeNode(node) {
-            var links = getNodeLinks(node);
-            return links.resolvedType || (links.resolvedType =
-                node.dotDotDotToken ? getTypeFromRestTypeNode(node) :
-                    node.questionToken && strictNullChecks ? getOptionalType(getTypeFromTypeNode(node.type)) :
-                        getTypeFromTypeNode(node.type));
-        }
-        function getTypeFromTypeNode(node) {
-            return getConditionalFlowTypeOfType(getTypeFromTypeNodeWorker(node), node);
-        }
-        function getTypeFromTypeNodeWorker(node) {
-            switch (node.kind) {
-                case 128:
-                case 303:
-                case 304:
-                    return anyType;
-                case 152:
-                    return unknownType;
-                case 147:
-                    return stringType;
-                case 144:
-                    return numberType;
-                case 155:
-                    return bigintType;
-                case 131:
-                    return booleanType;
-                case 148:
-                    return esSymbolType;
-                case 113:
-                    return voidType;
-                case 150:
-                    return undefinedType;
-                case 103:
-                    return nullType;
-                case 141:
-                    return neverType;
-                case 145:
-                    return node.flags & 131072 && !noImplicitAny ? anyType : nonPrimitiveType;
-                case 136:
-                    return intrinsicMarkerType;
-                case 187:
-                case 107:
-                    return getTypeFromThisTypeNode(node);
-                case 191:
-                    return getTypeFromLiteralTypeNode(node);
-                case 173:
-                    return getTypeFromTypeReference(node);
-                case 172:
-                    return node.assertsModifier ? voidType : booleanType;
-                case 223:
-                    return getTypeFromTypeReference(node);
-                case 176:
-                    return getTypeFromTypeQueryNode(node);
-                case 178:
-                case 179:
-                    return getTypeFromArrayOrTupleTypeNode(node);
-                case 180:
-                    return getTypeFromOptionalTypeNode(node);
-                case 182:
-                    return getTypeFromUnionTypeNode(node);
-                case 183:
-                    return getTypeFromIntersectionTypeNode(node);
-                case 305:
-                    return getTypeFromJSDocNullableTypeNode(node);
-                case 307:
-                    return addOptionality(getTypeFromTypeNode(node.type));
-                case 192:
-                    return getTypeFromNamedTupleTypeNode(node);
-                case 186:
-                case 306:
-                case 301:
-                    return getTypeFromTypeNode(node.type);
-                case 181:
-                    return getTypeFromRestTypeNode(node);
-                case 309:
-                    return getTypeFromJSDocVariadicType(node);
-                case 174:
-                case 175:
-                case 177:
-                case 312:
-                case 308:
-                case 313:
-                    return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
-                case 188:
-                    return getTypeFromTypeOperatorNode(node);
-                case 189:
-                    return getTypeFromIndexedAccessTypeNode(node);
-                case 190:
-                    return getTypeFromMappedTypeNode(node);
-                case 184:
-                    return getTypeFromConditionalTypeNode(node);
-                case 185:
-                    return getTypeFromInferTypeNode(node);
-                case 193:
-                    return getTypeFromTemplateTypeNode(node);
-                case 195:
-                    return getTypeFromImportTypeNode(node);
-                case 78:
-                case 157:
-                case 201:
-                    var symbol = getSymbolAtLocation(node);
-                    return symbol ? getDeclaredTypeOfSymbol(symbol) : errorType;
-                default:
-                    return errorType;
-            }
-        }
-        function instantiateList(items, mapper, instantiator) {
-            if (items && items.length) {
-                for (var i = 0; i < items.length; i++) {
-                    var item = items[i];
-                    var mapped = instantiator(item, mapper);
-                    if (item !== mapped) {
-                        var result = i === 0 ? [] : items.slice(0, i);
-                        result.push(mapped);
-                        for (i++; i < items.length; i++) {
-                            result.push(instantiator(items[i], mapper));
-                        }
-                        return result;
-                    }
-                }
-            }
-            return items;
-        }
-        function instantiateTypes(types, mapper) {
-            return instantiateList(types, mapper, instantiateType);
-        }
-        function instantiateSignatures(signatures, mapper) {
-            return instantiateList(signatures, mapper, instantiateSignature);
-        }
-        function createTypeMapper(sources, targets) {
-            return sources.length === 1 ? makeUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : makeArrayTypeMapper(sources, targets);
-        }
-        function getMappedType(type, mapper) {
-            switch (mapper.kind) {
-                case 0:
-                    return type === mapper.source ? mapper.target : type;
-                case 1:
-                    var sources = mapper.sources;
-                    var targets = mapper.targets;
-                    for (var i = 0; i < sources.length; i++) {
-                        if (type === sources[i]) {
-                            return targets ? targets[i] : anyType;
-                        }
-                    }
-                    return type;
-                case 2:
-                    return mapper.func(type);
-                case 3:
-                case 4:
-                    var t1 = getMappedType(type, mapper.mapper1);
-                    return t1 !== type && mapper.kind === 3 ? instantiateType(t1, mapper.mapper2) : getMappedType(t1, mapper.mapper2);
-            }
-        }
-        function makeUnaryTypeMapper(source, target) {
-            return { kind: 0, source: source, target: target };
-        }
-        function makeArrayTypeMapper(sources, targets) {
-            return { kind: 1, sources: sources, targets: targets };
-        }
-        function makeFunctionTypeMapper(func) {
-            return { kind: 2, func: func };
-        }
-        function makeCompositeTypeMapper(kind, mapper1, mapper2) {
-            return { kind: kind, mapper1: mapper1, mapper2: mapper2 };
-        }
-        function createTypeEraser(sources) {
-            return createTypeMapper(sources, undefined);
-        }
-        function createBackreferenceMapper(context, index) {
-            return makeFunctionTypeMapper(function (t) { return ts.findIndex(context.inferences, function (info) { return info.typeParameter === t; }) >= index ? unknownType : t; });
-        }
-        function combineTypeMappers(mapper1, mapper2) {
-            return mapper1 ? makeCompositeTypeMapper(3, mapper1, mapper2) : mapper2;
-        }
-        function mergeTypeMappers(mapper1, mapper2) {
-            return mapper1 ? makeCompositeTypeMapper(4, mapper1, mapper2) : mapper2;
-        }
-        function prependTypeMapping(source, target, mapper) {
-            return !mapper ? makeUnaryTypeMapper(source, target) : makeCompositeTypeMapper(4, makeUnaryTypeMapper(source, target), mapper);
-        }
-        function appendTypeMapping(mapper, source, target) {
-            return !mapper ? makeUnaryTypeMapper(source, target) : makeCompositeTypeMapper(4, mapper, makeUnaryTypeMapper(source, target));
-        }
-        function getRestrictiveTypeParameter(tp) {
-            return tp.constraint === unknownType ? tp : tp.restrictiveInstantiation || (tp.restrictiveInstantiation = createTypeParameter(tp.symbol),
-                tp.restrictiveInstantiation.constraint = unknownType,
-                tp.restrictiveInstantiation);
-        }
-        function cloneTypeParameter(typeParameter) {
-            var result = createTypeParameter(typeParameter.symbol);
-            result.target = typeParameter;
-            return result;
-        }
-        function instantiateTypePredicate(predicate, mapper) {
-            return createTypePredicate(predicate.kind, predicate.parameterName, predicate.parameterIndex, instantiateType(predicate.type, mapper));
-        }
-        function instantiateSignature(signature, mapper, eraseTypeParameters) {
-            var freshTypeParameters;
-            if (signature.typeParameters && !eraseTypeParameters) {
-                freshTypeParameters = ts.map(signature.typeParameters, cloneTypeParameter);
-                mapper = combineTypeMappers(createTypeMapper(signature.typeParameters, freshTypeParameters), mapper);
-                for (var _i = 0, freshTypeParameters_1 = freshTypeParameters; _i < freshTypeParameters_1.length; _i++) {
-                    var tp = freshTypeParameters_1[_i];
-                    tp.mapper = mapper;
-                }
-            }
-            var result = createSignature(signature.declaration, freshTypeParameters, signature.thisParameter && instantiateSymbol(signature.thisParameter, mapper), instantiateList(signature.parameters, mapper, instantiateSymbol), undefined, undefined, signature.minArgumentCount, signature.flags & 19);
-            result.target = signature;
-            result.mapper = mapper;
-            return result;
-        }
-        function instantiateSymbol(symbol, mapper) {
-            var links = getSymbolLinks(symbol);
-            if (links.type && !couldContainTypeVariables(links.type)) {
-                return symbol;
-            }
-            if (ts.getCheckFlags(symbol) & 1) {
-                symbol = links.target;
-                mapper = combineTypeMappers(links.mapper, mapper);
-            }
-            var result = createSymbol(symbol.flags, symbol.escapedName, 1 | ts.getCheckFlags(symbol) & (8 | 4096 | 16384 | 32768));
-            result.declarations = symbol.declarations;
-            result.parent = symbol.parent;
-            result.target = symbol;
-            result.mapper = mapper;
-            if (symbol.valueDeclaration) {
-                result.valueDeclaration = symbol.valueDeclaration;
-            }
-            if (links.nameType) {
-                result.nameType = links.nameType;
-            }
-            return result;
-        }
-        function getObjectTypeInstantiation(type, mapper) {
-            var declaration = type.objectFlags & 4 ? type.node : type.symbol.declarations[0];
-            var links = getNodeLinks(declaration);
-            var target = type.objectFlags & 4 ? links.resolvedType :
-                type.objectFlags & 64 ? type.target : type;
-            var typeParameters = links.outerTypeParameters;
-            if (!typeParameters) {
-                var outerTypeParameters = getOuterTypeParameters(declaration, true);
-                if (isJSConstructor(declaration)) {
-                    var templateTagParameters = getTypeParametersFromDeclaration(declaration);
-                    outerTypeParameters = ts.addRange(outerTypeParameters, templateTagParameters);
-                }
-                typeParameters = outerTypeParameters || ts.emptyArray;
-                typeParameters = (target.objectFlags & 4 || target.symbol.flags & 2048) && !target.aliasTypeArguments ?
-                    ts.filter(typeParameters, function (tp) { return isTypeParameterPossiblyReferenced(tp, declaration); }) :
-                    typeParameters;
-                links.outerTypeParameters = typeParameters;
-            }
-            if (typeParameters.length) {
-                var combinedMapper_1 = combineTypeMappers(type.mapper, mapper);
-                var typeArguments = ts.map(typeParameters, function (t) { return getMappedType(t, combinedMapper_1); });
-                var id = getTypeListId(typeArguments);
-                if (!target.instantiations) {
-                    target.instantiations = new ts.Map();
-                    target.instantiations.set(getTypeListId(typeParameters), target);
-                }
-                var result = target.instantiations.get(id);
-                if (!result) {
-                    var newMapper = createTypeMapper(typeParameters, typeArguments);
-                    result = target.objectFlags & 4 ? createDeferredTypeReference(type.target, type.node, newMapper) :
-                        target.objectFlags & 32 ? instantiateMappedType(target, newMapper) :
-                            instantiateAnonymousType(target, newMapper);
-                    target.instantiations.set(id, result);
-                }
-                return result;
-            }
-            return type;
-        }
-        function maybeTypeParameterReference(node) {
-            return !(node.kind === 157 ||
-                node.parent.kind === 173 && node.parent.typeArguments && node === node.parent.typeName ||
-                node.parent.kind === 195 && node.parent.typeArguments && node === node.parent.qualifier);
-        }
-        function isTypeParameterPossiblyReferenced(tp, node) {
-            if (tp.symbol && tp.symbol.declarations && tp.symbol.declarations.length === 1) {
-                var container = tp.symbol.declarations[0].parent;
-                for (var n = node; n !== container; n = n.parent) {
-                    if (!n || n.kind === 230 || n.kind === 184 && ts.forEachChild(n.extendsType, containsReference)) {
-                        return true;
-                    }
-                }
-                return !!ts.forEachChild(node, containsReference);
-            }
-            return true;
-            function containsReference(node) {
-                switch (node.kind) {
-                    case 187:
-                        return !!tp.isThisType;
-                    case 78:
-                        return !tp.isThisType && ts.isPartOfTypeNode(node) && maybeTypeParameterReference(node) &&
-                            getTypeFromTypeNodeWorker(node) === tp;
-                    case 176:
-                        return true;
-                }
-                return !!ts.forEachChild(node, containsReference);
-            }
-        }
-        function getHomomorphicTypeVariable(type) {
-            var constraintType = getConstraintTypeFromMappedType(type);
-            if (constraintType.flags & 4194304) {
-                var typeVariable = getActualTypeVariable(constraintType.type);
-                if (typeVariable.flags & 262144) {
-                    return typeVariable;
-                }
-            }
-            return undefined;
-        }
-        function instantiateMappedType(type, mapper) {
-            var typeVariable = getHomomorphicTypeVariable(type);
-            if (typeVariable) {
-                var mappedTypeVariable = instantiateType(typeVariable, mapper);
-                if (typeVariable !== mappedTypeVariable) {
-                    return mapType(getReducedType(mappedTypeVariable), function (t) {
-                        if (t.flags & (3 | 58982400 | 524288 | 2097152) && t !== wildcardType && t !== errorType) {
-                            if (!type.declaration.nameType) {
-                                if (isArrayType(t)) {
-                                    return instantiateMappedArrayType(t, type, prependTypeMapping(typeVariable, t, mapper));
-                                }
-                                if (isGenericTupleType(t)) {
-                                    return instantiateMappedGenericTupleType(t, type, typeVariable, mapper);
-                                }
-                                if (isTupleType(t)) {
-                                    return instantiateMappedTupleType(t, type, prependTypeMapping(typeVariable, t, mapper));
-                                }
-                            }
-                            return instantiateAnonymousType(type, prependTypeMapping(typeVariable, t, mapper));
-                        }
-                        return t;
-                    });
-                }
-            }
-            return instantiateAnonymousType(type, mapper);
-        }
-        function getModifiedReadonlyState(state, modifiers) {
-            return modifiers & 1 ? true : modifiers & 2 ? false : state;
-        }
-        function instantiateMappedGenericTupleType(tupleType, mappedType, typeVariable, mapper) {
-            var elementFlags = tupleType.target.elementFlags;
-            var elementTypes = ts.map(getTypeArguments(tupleType), function (t, i) {
-                var singleton = elementFlags[i] & 8 ? t :
-                    elementFlags[i] & 4 ? createArrayType(t) :
-                        createTupleType([t], [elementFlags[i]]);
-                return instantiateMappedType(mappedType, prependTypeMapping(typeVariable, singleton, mapper));
-            });
-            var newReadonly = getModifiedReadonlyState(tupleType.target.readonly, getMappedTypeModifiers(mappedType));
-            return createTupleType(elementTypes, ts.map(elementTypes, function (_) { return 8; }), newReadonly);
-        }
-        function instantiateMappedArrayType(arrayType, mappedType, mapper) {
-            var elementType = instantiateMappedTypeTemplate(mappedType, numberType, true, mapper);
-            return elementType === errorType ? errorType :
-                createArrayType(elementType, getModifiedReadonlyState(isReadonlyArrayType(arrayType), getMappedTypeModifiers(mappedType)));
-        }
-        function instantiateMappedTupleType(tupleType, mappedType, mapper) {
-            var elementFlags = tupleType.target.elementFlags;
-            var elementTypes = ts.map(getTypeArguments(tupleType), function (_, i) {
-                return instantiateMappedTypeTemplate(mappedType, getLiteralType("" + i), !!(elementFlags[i] & 2), mapper);
-            });
-            var modifiers = getMappedTypeModifiers(mappedType);
-            var newTupleModifiers = modifiers & 4 ? ts.map(elementFlags, function (f) { return f & 1 ? 2 : f; }) :
-                modifiers & 8 ? ts.map(elementFlags, function (f) { return f & 2 ? 1 : f; }) :
-                    elementFlags;
-            var newReadonly = getModifiedReadonlyState(tupleType.target.readonly, modifiers);
-            return ts.contains(elementTypes, errorType) ? errorType :
-                createTupleType(elementTypes, newTupleModifiers, newReadonly, tupleType.target.labeledElementDeclarations);
-        }
-        function instantiateMappedTypeTemplate(type, key, isOptional, mapper) {
-            var templateMapper = appendTypeMapping(mapper, getTypeParameterFromMappedType(type), key);
-            var propType = instantiateType(getTemplateTypeFromMappedType(type.target || type), templateMapper);
-            var modifiers = getMappedTypeModifiers(type);
-            return strictNullChecks && modifiers & 4 && !maybeTypeOfKind(propType, 32768 | 16384) ? getOptionalType(propType) :
-                strictNullChecks && modifiers & 8 && isOptional ? getTypeWithFacts(propType, 524288) :
-                    propType;
-        }
-        function instantiateAnonymousType(type, mapper) {
-            var result = createObjectType(type.objectFlags | 64, type.symbol);
-            if (type.objectFlags & 32) {
-                result.declaration = type.declaration;
-                var origTypeParameter = getTypeParameterFromMappedType(type);
-                var freshTypeParameter = cloneTypeParameter(origTypeParameter);
-                result.typeParameter = freshTypeParameter;
-                mapper = combineTypeMappers(makeUnaryTypeMapper(origTypeParameter, freshTypeParameter), mapper);
-                freshTypeParameter.mapper = mapper;
-            }
-            result.target = type;
-            result.mapper = mapper;
-            result.aliasSymbol = type.aliasSymbol;
-            result.aliasTypeArguments = instantiateTypes(type.aliasTypeArguments, mapper);
-            return result;
-        }
-        function getConditionalTypeInstantiation(type, mapper) {
-            var root = type.root;
-            if (root.outerTypeParameters) {
-                var typeArguments = ts.map(root.outerTypeParameters, function (t) { return getMappedType(t, mapper); });
-                var id = getTypeListId(typeArguments);
-                var result = root.instantiations.get(id);
-                if (!result) {
-                    var newMapper = createTypeMapper(root.outerTypeParameters, typeArguments);
-                    result = instantiateConditionalType(root, newMapper);
-                    root.instantiations.set(id, result);
-                }
-                return result;
-            }
-            return type;
-        }
-        function instantiateConditionalType(root, mapper) {
-            if (root.isDistributive) {
-                var checkType_1 = root.checkType;
-                var instantiatedType = getMappedType(checkType_1, mapper);
-                if (checkType_1 !== instantiatedType && instantiatedType.flags & (1048576 | 131072)) {
-                    return mapType(instantiatedType, function (t) { return getConditionalType(root, prependTypeMapping(checkType_1, t, mapper)); });
-                }
-            }
-            return getConditionalType(root, mapper);
-        }
-        function instantiateType(type, mapper) {
-            if (!(type && mapper && couldContainTypeVariables(type))) {
-                return type;
-            }
-            if (instantiationDepth === 50 || instantiationCount >= 5000000) {
-                ts.tracing.instant("check", "instantiateType_DepthLimit", { typeId: type.id, instantiationDepth: instantiationDepth, instantiationCount: instantiationCount });
-                error(currentNode, ts.Diagnostics.Type_instantiation_is_excessively_deep_and_possibly_infinite);
-                return errorType;
-            }
-            totalInstantiationCount++;
-            instantiationCount++;
-            instantiationDepth++;
-            var result = instantiateTypeWorker(type, mapper);
-            instantiationDepth--;
-            return result;
-        }
-        function instantiateTypeWorker(type, mapper) {
-            var flags = type.flags;
-            if (flags & 262144) {
-                return getMappedType(type, mapper);
-            }
-            if (flags & 524288) {
-                var objectFlags = type.objectFlags;
-                if (objectFlags & (4 | 16 | 32)) {
-                    if (objectFlags & 4 && !(type.node)) {
-                        var resolvedTypeArguments = type.resolvedTypeArguments;
-                        var newTypeArguments = instantiateTypes(resolvedTypeArguments, mapper);
-                        return newTypeArguments !== resolvedTypeArguments ? createNormalizedTypeReference(type.target, newTypeArguments) : type;
-                    }
-                    return getObjectTypeInstantiation(type, mapper);
-                }
-                return type;
-            }
-            if (flags & 3145728) {
-                var types = type.types;
-                var newTypes = instantiateTypes(types, mapper);
-                return newTypes === types ? type :
-                    flags & 2097152 ?
-                        getIntersectionType(newTypes, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)) :
-                        getUnionType(newTypes, 1, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper));
-            }
-            if (flags & 4194304) {
-                return getIndexType(instantiateType(type.type, mapper));
-            }
-            if (flags & 134217728) {
-                return getTemplateLiteralType(type.texts, instantiateTypes(type.types, mapper));
-            }
-            if (flags & 268435456) {
-                return getStringMappingType(type.symbol, instantiateType(type.type, mapper));
-            }
-            if (flags & 8388608) {
-                return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper), type.noUncheckedIndexedAccessCandidate, undefined, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper));
-            }
-            if (flags & 16777216) {
-                return getConditionalTypeInstantiation(type, combineTypeMappers(type.mapper, mapper));
-            }
-            if (flags & 33554432) {
-                var maybeVariable = instantiateType(type.baseType, mapper);
-                if (maybeVariable.flags & 8650752) {
-                    return getSubstitutionType(maybeVariable, instantiateType(type.substitute, mapper));
-                }
-                else {
-                    var sub = instantiateType(type.substitute, mapper);
-                    if (sub.flags & 3 || isTypeAssignableTo(getRestrictiveInstantiation(maybeVariable), getRestrictiveInstantiation(sub))) {
-                        return maybeVariable;
-                    }
-                    return sub;
-                }
-            }
-            return type;
-        }
-        function getPermissiveInstantiation(type) {
-            return type.flags & (131068 | 3 | 131072) ? type :
-                type.permissiveInstantiation || (type.permissiveInstantiation = instantiateType(type, permissiveMapper));
-        }
-        function getRestrictiveInstantiation(type) {
-            if (type.flags & (131068 | 3 | 131072)) {
-                return type;
-            }
-            if (type.restrictiveInstantiation) {
-                return type.restrictiveInstantiation;
-            }
-            type.restrictiveInstantiation = instantiateType(type, restrictiveMapper);
-            type.restrictiveInstantiation.restrictiveInstantiation = type.restrictiveInstantiation;
-            return type.restrictiveInstantiation;
-        }
-        function instantiateIndexInfo(info, mapper) {
-            return info && createIndexInfo(instantiateType(info.type, mapper), info.isReadonly, info.declaration);
-        }
-        function isContextSensitive(node) {
-            ts.Debug.assert(node.kind !== 165 || ts.isObjectLiteralMethod(node));
-            switch (node.kind) {
-                case 208:
-                case 209:
-                case 165:
-                case 251:
-                    return isContextSensitiveFunctionLikeDeclaration(node);
-                case 200:
-                    return ts.some(node.properties, isContextSensitive);
-                case 199:
-                    return ts.some(node.elements, isContextSensitive);
-                case 217:
-                    return isContextSensitive(node.whenTrue) ||
-                        isContextSensitive(node.whenFalse);
-                case 216:
-                    return (node.operatorToken.kind === 56 || node.operatorToken.kind === 60) &&
-                        (isContextSensitive(node.left) || isContextSensitive(node.right));
-                case 288:
-                    return isContextSensitive(node.initializer);
-                case 207:
-                    return isContextSensitive(node.expression);
-                case 281:
-                    return ts.some(node.properties, isContextSensitive) || ts.isJsxOpeningElement(node.parent) && ts.some(node.parent.parent.children, isContextSensitive);
-                case 280: {
-                    var initializer = node.initializer;
-                    return !!initializer && isContextSensitive(initializer);
-                }
-                case 283: {
-                    var expression = node.expression;
-                    return !!expression && isContextSensitive(expression);
-                }
-            }
-            return false;
-        }
-        function isContextSensitiveFunctionLikeDeclaration(node) {
-            return (!ts.isFunctionDeclaration(node) || ts.isInJSFile(node) && !!getTypeForDeclarationFromJSDocComment(node)) &&
-                (hasContextSensitiveParameters(node) || hasContextSensitiveReturnExpression(node));
-        }
-        function hasContextSensitiveParameters(node) {
-            if (!node.typeParameters) {
-                if (ts.some(node.parameters, function (p) { return !ts.getEffectiveTypeAnnotationNode(p); })) {
-                    return true;
-                }
-                if (node.kind !== 209) {
-                    var parameter = ts.firstOrUndefined(node.parameters);
-                    if (!(parameter && ts.parameterIsThisKeyword(parameter))) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function hasContextSensitiveReturnExpression(node) {
-            return !node.typeParameters && !ts.getEffectiveReturnTypeNode(node) && !!node.body && node.body.kind !== 230 && isContextSensitive(node.body);
-        }
-        function isContextSensitiveFunctionOrObjectLiteralMethod(func) {
-            return (ts.isInJSFile(func) && ts.isFunctionDeclaration(func) || isFunctionExpressionOrArrowFunction(func) || ts.isObjectLiteralMethod(func)) &&
-                isContextSensitiveFunctionLikeDeclaration(func);
-        }
-        function getTypeWithoutSignatures(type) {
-            if (type.flags & 524288) {
-                var resolved = resolveStructuredTypeMembers(type);
-                if (resolved.constructSignatures.length || resolved.callSignatures.length) {
-                    var result = createObjectType(16, type.symbol);
-                    result.members = resolved.members;
-                    result.properties = resolved.properties;
-                    result.callSignatures = ts.emptyArray;
-                    result.constructSignatures = ts.emptyArray;
-                    return result;
-                }
-            }
-            else if (type.flags & 2097152) {
-                return getIntersectionType(ts.map(type.types, getTypeWithoutSignatures));
-            }
-            return type;
-        }
-        function isTypeIdenticalTo(source, target) {
-            return isTypeRelatedTo(source, target, identityRelation);
-        }
-        function compareTypesIdentical(source, target) {
-            return isTypeRelatedTo(source, target, identityRelation) ? -1 : 0;
-        }
-        function compareTypesAssignable(source, target) {
-            return isTypeRelatedTo(source, target, assignableRelation) ? -1 : 0;
-        }
-        function compareTypesSubtypeOf(source, target) {
-            return isTypeRelatedTo(source, target, subtypeRelation) ? -1 : 0;
-        }
-        function isTypeSubtypeOf(source, target) {
-            return isTypeRelatedTo(source, target, subtypeRelation);
-        }
-        function isTypeAssignableTo(source, target) {
-            return isTypeRelatedTo(source, target, assignableRelation);
-        }
-        function isTypeDerivedFrom(source, target) {
-            return source.flags & 1048576 ? ts.every(source.types, function (t) { return isTypeDerivedFrom(t, target); }) :
-                target.flags & 1048576 ? ts.some(target.types, function (t) { return isTypeDerivedFrom(source, t); }) :
-                    source.flags & 58982400 ? isTypeDerivedFrom(getBaseConstraintOfType(source) || unknownType, target) :
-                        target === globalObjectType ? !!(source.flags & (524288 | 67108864)) :
-                            target === globalFunctionType ? !!(source.flags & 524288) && isFunctionObjectType(source) :
-                                hasBaseType(source, getTargetType(target)) || (isArrayType(target) && !isReadonlyArrayType(target) && isTypeDerivedFrom(source, globalReadonlyArrayType));
-        }
-        function isTypeComparableTo(source, target) {
-            return isTypeRelatedTo(source, target, comparableRelation);
-        }
-        function areTypesComparable(type1, type2) {
-            return isTypeComparableTo(type1, type2) || isTypeComparableTo(type2, type1);
-        }
-        function checkTypeAssignableTo(source, target, errorNode, headMessage, containingMessageChain, errorOutputObject) {
-            return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage, containingMessageChain, errorOutputObject);
-        }
-        function checkTypeAssignableToAndOptionallyElaborate(source, target, errorNode, expr, headMessage, containingMessageChain) {
-            return checkTypeRelatedToAndOptionallyElaborate(source, target, assignableRelation, errorNode, expr, headMessage, containingMessageChain, undefined);
-        }
-        function checkTypeRelatedToAndOptionallyElaborate(source, target, relation, errorNode, expr, headMessage, containingMessageChain, errorOutputContainer) {
-            if (isTypeRelatedTo(source, target, relation))
-                return true;
-            if (!errorNode || !elaborateError(expr, source, target, relation, headMessage, containingMessageChain, errorOutputContainer)) {
-                return checkTypeRelatedTo(source, target, relation, errorNode, headMessage, containingMessageChain, errorOutputContainer);
-            }
-            return false;
-        }
-        function isOrHasGenericConditional(type) {
-            return !!(type.flags & 16777216 || (type.flags & 2097152 && ts.some(type.types, isOrHasGenericConditional)));
-        }
-        function elaborateError(node, source, target, relation, headMessage, containingMessageChain, errorOutputContainer) {
-            if (!node || isOrHasGenericConditional(target))
-                return false;
-            if (!checkTypeRelatedTo(source, target, relation, undefined)
-                && elaborateDidYouMeanToCallOrConstruct(node, source, target, relation, headMessage, containingMessageChain, errorOutputContainer)) {
-                return true;
-            }
-            switch (node.kind) {
-                case 283:
-                case 207:
-                    return elaborateError(node.expression, source, target, relation, headMessage, containingMessageChain, errorOutputContainer);
-                case 216:
-                    switch (node.operatorToken.kind) {
-                        case 62:
-                        case 27:
-                            return elaborateError(node.right, source, target, relation, headMessage, containingMessageChain, errorOutputContainer);
-                    }
-                    break;
-                case 200:
-                    return elaborateObjectLiteral(node, source, target, relation, containingMessageChain, errorOutputContainer);
-                case 199:
-                    return elaborateArrayLiteral(node, source, target, relation, containingMessageChain, errorOutputContainer);
-                case 281:
-                    return elaborateJsxComponents(node, source, target, relation, containingMessageChain, errorOutputContainer);
-                case 209:
-                    return elaborateArrowFunction(node, source, target, relation, containingMessageChain, errorOutputContainer);
-            }
-            return false;
-        }
-        function elaborateDidYouMeanToCallOrConstruct(node, source, target, relation, headMessage, containingMessageChain, errorOutputContainer) {
-            var callSignatures = getSignaturesOfType(source, 0);
-            var constructSignatures = getSignaturesOfType(source, 1);
-            for (var _i = 0, _a = [constructSignatures, callSignatures]; _i < _a.length; _i++) {
-                var signatures = _a[_i];
-                if (ts.some(signatures, function (s) {
-                    var returnType = getReturnTypeOfSignature(s);
-                    return !(returnType.flags & (1 | 131072)) && checkTypeRelatedTo(returnType, target, relation, undefined);
-                })) {
-                    var resultObj = errorOutputContainer || {};
-                    checkTypeAssignableTo(source, target, node, headMessage, containingMessageChain, resultObj);
-                    var diagnostic = resultObj.errors[resultObj.errors.length - 1];
-                    ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(node, signatures === constructSignatures ? ts.Diagnostics.Did_you_mean_to_use_new_with_this_expression : ts.Diagnostics.Did_you_mean_to_call_this_expression));
-                    return true;
-                }
-            }
-            return false;
-        }
-        function elaborateArrowFunction(node, source, target, relation, containingMessageChain, errorOutputContainer) {
-            if (ts.isBlock(node.body)) {
-                return false;
-            }
-            if (ts.some(node.parameters, ts.hasType)) {
-                return false;
-            }
-            var sourceSig = getSingleCallSignature(source);
-            if (!sourceSig) {
-                return false;
-            }
-            var targetSignatures = getSignaturesOfType(target, 0);
-            if (!ts.length(targetSignatures)) {
-                return false;
-            }
-            var returnExpression = node.body;
-            var sourceReturn = getReturnTypeOfSignature(sourceSig);
-            var targetReturn = getUnionType(ts.map(targetSignatures, getReturnTypeOfSignature));
-            if (!checkTypeRelatedTo(sourceReturn, targetReturn, relation, undefined)) {
-                var elaborated = returnExpression && elaborateError(returnExpression, sourceReturn, targetReturn, relation, undefined, containingMessageChain, errorOutputContainer);
-                if (elaborated) {
-                    return elaborated;
-                }
-                var resultObj = errorOutputContainer || {};
-                checkTypeRelatedTo(sourceReturn, targetReturn, relation, returnExpression, undefined, containingMessageChain, resultObj);
-                if (resultObj.errors) {
-                    if (target.symbol && ts.length(target.symbol.declarations)) {
-                        ts.addRelatedInfo(resultObj.errors[resultObj.errors.length - 1], ts.createDiagnosticForNode(target.symbol.declarations[0], ts.Diagnostics.The_expected_type_comes_from_the_return_type_of_this_signature));
-                    }
-                    if ((ts.getFunctionFlags(node) & 2) === 0
-                        && !getTypeOfPropertyOfType(sourceReturn, "then")
-                        && checkTypeRelatedTo(createPromiseType(sourceReturn), targetReturn, relation, undefined)) {
-                        ts.addRelatedInfo(resultObj.errors[resultObj.errors.length - 1], ts.createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_to_mark_this_function_as_async));
-                    }
-                    return true;
-                }
-            }
-            return false;
-        }
-        function getBestMatchIndexedAccessTypeOrUndefined(source, target, nameType) {
-            var idx = getIndexedAccessTypeOrUndefined(target, nameType);
-            if (idx) {
-                return idx;
-            }
-            if (target.flags & 1048576) {
-                var best = getBestMatchingType(source, target);
-                if (best) {
-                    return getIndexedAccessTypeOrUndefined(best, nameType);
-                }
-            }
-        }
-        function checkExpressionForMutableLocationWithContextualType(next, sourcePropType) {
-            next.contextualType = sourcePropType;
-            try {
-                return checkExpressionForMutableLocation(next, 1, sourcePropType);
-            }
-            finally {
-                next.contextualType = undefined;
-            }
-        }
-        function elaborateElementwise(iterator, source, target, relation, containingMessageChain, errorOutputContainer) {
-            var reportedError = false;
-            for (var status = iterator.next(); !status.done; status = iterator.next()) {
-                var _a = status.value, prop = _a.errorNode, next = _a.innerExpression, nameType = _a.nameType, errorMessage = _a.errorMessage;
-                var targetPropType = getBestMatchIndexedAccessTypeOrUndefined(source, target, nameType);
-                if (!targetPropType || targetPropType.flags & 8388608)
-                    continue;
-                var sourcePropType = getIndexedAccessTypeOrUndefined(source, nameType);
-                if (sourcePropType && !checkTypeRelatedTo(sourcePropType, targetPropType, relation, undefined)) {
-                    var elaborated = next && elaborateError(next, sourcePropType, targetPropType, relation, undefined, containingMessageChain, errorOutputContainer);
-                    if (elaborated) {
-                        reportedError = true;
-                    }
-                    else {
-                        var resultObj = errorOutputContainer || {};
-                        var specificSource = next ? checkExpressionForMutableLocationWithContextualType(next, sourcePropType) : sourcePropType;
-                        var result = checkTypeRelatedTo(specificSource, targetPropType, relation, prop, errorMessage, containingMessageChain, resultObj);
-                        if (result && specificSource !== sourcePropType) {
-                            checkTypeRelatedTo(sourcePropType, targetPropType, relation, prop, errorMessage, containingMessageChain, resultObj);
-                        }
-                        if (resultObj.errors) {
-                            var reportedDiag = resultObj.errors[resultObj.errors.length - 1];
-                            var propertyName = isTypeUsableAsPropertyName(nameType) ? getPropertyNameFromType(nameType) : undefined;
-                            var targetProp = propertyName !== undefined ? getPropertyOfType(target, propertyName) : undefined;
-                            var issuedElaboration = false;
-                            if (!targetProp) {
-                                var indexInfo = isTypeAssignableToKind(nameType, 296) && getIndexInfoOfType(target, 1) ||
-                                    getIndexInfoOfType(target, 0) ||
-                                    undefined;
-                                if (indexInfo && indexInfo.declaration && !ts.getSourceFileOfNode(indexInfo.declaration).hasNoDefaultLib) {
-                                    issuedElaboration = true;
-                                    ts.addRelatedInfo(reportedDiag, ts.createDiagnosticForNode(indexInfo.declaration, ts.Diagnostics.The_expected_type_comes_from_this_index_signature));
-                                }
-                            }
-                            if (!issuedElaboration && (targetProp && ts.length(targetProp.declarations) || target.symbol && ts.length(target.symbol.declarations))) {
-                                var targetNode = targetProp && ts.length(targetProp.declarations) ? targetProp.declarations[0] : target.symbol.declarations[0];
-                                if (!ts.getSourceFileOfNode(targetNode).hasNoDefaultLib) {
-                                    ts.addRelatedInfo(reportedDiag, ts.createDiagnosticForNode(targetNode, ts.Diagnostics.The_expected_type_comes_from_property_0_which_is_declared_here_on_type_1, propertyName && !(nameType.flags & 8192) ? ts.unescapeLeadingUnderscores(propertyName) : typeToString(nameType), typeToString(target)));
-                                }
-                            }
-                        }
-                        reportedError = true;
-                    }
-                }
-            }
-            return reportedError;
-        }
-        function generateJsxAttributes(node) {
-            var _i, _a, prop;
-            return __generator(this, function (_b) {
-                switch (_b.label) {
-                    case 0:
-                        if (!ts.length(node.properties))
-                            return [2];
-                        _i = 0, _a = node.properties;
-                        _b.label = 1;
-                    case 1:
-                        if (!(_i < _a.length)) return [3, 4];
-                        prop = _a[_i];
-                        if (ts.isJsxSpreadAttribute(prop))
-                            return [3, 3];
-                        return [4, { errorNode: prop.name, innerExpression: prop.initializer, nameType: getLiteralType(ts.idText(prop.name)) }];
-                    case 2:
-                        _b.sent();
-                        _b.label = 3;
-                    case 3:
-                        _i++;
-                        return [3, 1];
-                    case 4: return [2];
-                }
-            });
-        }
-        function generateJsxChildren(node, getInvalidTextDiagnostic) {
-            var memberOffset, i, child, nameType, elem;
-            return __generator(this, function (_a) {
-                switch (_a.label) {
-                    case 0:
-                        if (!ts.length(node.children))
-                            return [2];
-                        memberOffset = 0;
-                        i = 0;
-                        _a.label = 1;
-                    case 1:
-                        if (!(i < node.children.length)) return [3, 5];
-                        child = node.children[i];
-                        nameType = getLiteralType(i - memberOffset);
-                        elem = getElaborationElementForJsxChild(child, nameType, getInvalidTextDiagnostic);
-                        if (!elem) return [3, 3];
-                        return [4, elem];
-                    case 2:
-                        _a.sent();
-                        return [3, 4];
-                    case 3:
-                        memberOffset++;
-                        _a.label = 4;
-                    case 4:
-                        i++;
-                        return [3, 1];
-                    case 5: return [2];
-                }
-            });
-        }
-        function getElaborationElementForJsxChild(child, nameType, getInvalidTextDiagnostic) {
-            switch (child.kind) {
-                case 283:
-                    return { errorNode: child, innerExpression: child.expression, nameType: nameType };
-                case 11:
-                    if (child.containsOnlyTriviaWhiteSpaces) {
-                        break;
-                    }
-                    return { errorNode: child, innerExpression: undefined, nameType: nameType, errorMessage: getInvalidTextDiagnostic() };
-                case 273:
-                case 274:
-                case 277:
-                    return { errorNode: child, innerExpression: child, nameType: nameType };
-                default:
-                    return ts.Debug.assertNever(child, "Found invalid jsx child");
-            }
-        }
-        function elaborateJsxComponents(node, source, target, relation, containingMessageChain, errorOutputContainer) {
-            var result = elaborateElementwise(generateJsxAttributes(node), source, target, relation, containingMessageChain, errorOutputContainer);
-            var invalidTextDiagnostic;
-            if (ts.isJsxOpeningElement(node.parent) && ts.isJsxElement(node.parent.parent)) {
-                var containingElement = node.parent.parent;
-                var childPropName = getJsxElementChildrenPropertyName(getJsxNamespaceAt(node));
-                var childrenPropName = childPropName === undefined ? "children" : ts.unescapeLeadingUnderscores(childPropName);
-                var childrenNameType = getLiteralType(childrenPropName);
-                var childrenTargetType = getIndexedAccessType(target, childrenNameType);
-                var validChildren = ts.getSemanticJsxChildren(containingElement.children);
-                if (!ts.length(validChildren)) {
-                    return result;
-                }
-                var moreThanOneRealChildren = ts.length(validChildren) > 1;
-                var arrayLikeTargetParts = filterType(childrenTargetType, isArrayOrTupleLikeType);
-                var nonArrayLikeTargetParts = filterType(childrenTargetType, function (t) { return !isArrayOrTupleLikeType(t); });
-                if (moreThanOneRealChildren) {
-                    if (arrayLikeTargetParts !== neverType) {
-                        var realSource = createTupleType(checkJsxChildren(containingElement, 0));
-                        var children = generateJsxChildren(containingElement, getInvalidTextualChildDiagnostic);
-                        result = elaborateElementwise(children, realSource, arrayLikeTargetParts, relation, containingMessageChain, errorOutputContainer) || result;
-                    }
-                    else if (!isTypeRelatedTo(getIndexedAccessType(source, childrenNameType), childrenTargetType, relation)) {
-                        result = true;
-                        var diag = error(containingElement.openingElement.tagName, ts.Diagnostics.This_JSX_tag_s_0_prop_expects_a_single_child_of_type_1_but_multiple_children_were_provided, childrenPropName, typeToString(childrenTargetType));
-                        if (errorOutputContainer && errorOutputContainer.skipLogging) {
-                            (errorOutputContainer.errors || (errorOutputContainer.errors = [])).push(diag);
-                        }
-                    }
-                }
-                else {
-                    if (nonArrayLikeTargetParts !== neverType) {
-                        var child = validChildren[0];
-                        var elem_1 = getElaborationElementForJsxChild(child, childrenNameType, getInvalidTextualChildDiagnostic);
-                        if (elem_1) {
-                            result = elaborateElementwise((function () { return __generator(this, function (_a) {
-                                switch (_a.label) {
-                                    case 0: return [4, elem_1];
-                                    case 1:
-                                        _a.sent();
-                                        return [2];
-                                }
-                            }); })(), source, target, relation, containingMessageChain, errorOutputContainer) || result;
-                        }
-                    }
-                    else if (!isTypeRelatedTo(getIndexedAccessType(source, childrenNameType), childrenTargetType, relation)) {
-                        result = true;
-                        var diag = error(containingElement.openingElement.tagName, ts.Diagnostics.This_JSX_tag_s_0_prop_expects_type_1_which_requires_multiple_children_but_only_a_single_child_was_provided, childrenPropName, typeToString(childrenTargetType));
-                        if (errorOutputContainer && errorOutputContainer.skipLogging) {
-                            (errorOutputContainer.errors || (errorOutputContainer.errors = [])).push(diag);
-                        }
-                    }
-                }
-            }
-            return result;
-            function getInvalidTextualChildDiagnostic() {
-                if (!invalidTextDiagnostic) {
-                    var tagNameText = ts.getTextOfNode(node.parent.tagName);
-                    var childPropName = getJsxElementChildrenPropertyName(getJsxNamespaceAt(node));
-                    var childrenPropName = childPropName === undefined ? "children" : ts.unescapeLeadingUnderscores(childPropName);
-                    var childrenTargetType = getIndexedAccessType(target, getLiteralType(childrenPropName));
-                    var diagnostic = ts.Diagnostics._0_components_don_t_accept_text_as_child_elements_Text_in_JSX_has_the_type_string_but_the_expected_type_of_1_is_2;
-                    invalidTextDiagnostic = __assign(__assign({}, diagnostic), { key: "!!ALREADY FORMATTED!!", message: ts.formatMessage(undefined, diagnostic, tagNameText, childrenPropName, typeToString(childrenTargetType)) });
-                }
-                return invalidTextDiagnostic;
-            }
-        }
-        function generateLimitedTupleElements(node, target) {
-            var len, i, elem, nameType;
-            return __generator(this, function (_a) {
-                switch (_a.label) {
-                    case 0:
-                        len = ts.length(node.elements);
-                        if (!len)
-                            return [2];
-                        i = 0;
-                        _a.label = 1;
-                    case 1:
-                        if (!(i < len)) return [3, 4];
-                        if (isTupleLikeType(target) && !getPropertyOfType(target, ("" + i)))
-                            return [3, 3];
-                        elem = node.elements[i];
-                        if (ts.isOmittedExpression(elem))
-                            return [3, 3];
-                        nameType = getLiteralType(i);
-                        return [4, { errorNode: elem, innerExpression: elem, nameType: nameType }];
-                    case 2:
-                        _a.sent();
-                        _a.label = 3;
-                    case 3:
-                        i++;
-                        return [3, 1];
-                    case 4: return [2];
-                }
-            });
-        }
-        function elaborateArrayLiteral(node, source, target, relation, containingMessageChain, errorOutputContainer) {
-            if (target.flags & 131068)
-                return false;
-            if (isTupleLikeType(source)) {
-                return elaborateElementwise(generateLimitedTupleElements(node, target), source, target, relation, containingMessageChain, errorOutputContainer);
-            }
-            var oldContext = node.contextualType;
-            node.contextualType = target;
-            try {
-                var tupleizedType = checkArrayLiteral(node, 1, true);
-                node.contextualType = oldContext;
-                if (isTupleLikeType(tupleizedType)) {
-                    return elaborateElementwise(generateLimitedTupleElements(node, target), tupleizedType, target, relation, containingMessageChain, errorOutputContainer);
-                }
-                return false;
-            }
-            finally {
-                node.contextualType = oldContext;
-            }
-        }
-        function generateObjectLiteralElements(node) {
-            var _i, _a, prop, type, _b;
-            return __generator(this, function (_c) {
-                switch (_c.label) {
-                    case 0:
-                        if (!ts.length(node.properties))
-                            return [2];
-                        _i = 0, _a = node.properties;
-                        _c.label = 1;
-                    case 1:
-                        if (!(_i < _a.length)) return [3, 8];
-                        prop = _a[_i];
-                        if (ts.isSpreadAssignment(prop))
-                            return [3, 7];
-                        type = getLiteralTypeFromProperty(getSymbolOfNode(prop), 8576);
-                        if (!type || (type.flags & 131072)) {
-                            return [3, 7];
-                        }
-                        _b = prop.kind;
-                        switch (_b) {
-                            case 168: return [3, 2];
-                            case 167: return [3, 2];
-                            case 165: return [3, 2];
-                            case 289: return [3, 2];
-                            case 288: return [3, 4];
-                        }
-                        return [3, 6];
-                    case 2: return [4, { errorNode: prop.name, innerExpression: undefined, nameType: type }];
-                    case 3:
-                        _c.sent();
-                        return [3, 7];
-                    case 4: return [4, { errorNode: prop.name, innerExpression: prop.initializer, nameType: type, errorMessage: ts.isComputedNonLiteralName(prop.name) ? ts.Diagnostics.Type_of_computed_property_s_value_is_0_which_is_not_assignable_to_type_1 : undefined }];
-                    case 5:
-                        _c.sent();
-                        return [3, 7];
-                    case 6:
-                        ts.Debug.assertNever(prop);
-                        _c.label = 7;
-                    case 7:
-                        _i++;
-                        return [3, 1];
-                    case 8: return [2];
-                }
-            });
-        }
-        function elaborateObjectLiteral(node, source, target, relation, containingMessageChain, errorOutputContainer) {
-            if (target.flags & 131068)
-                return false;
-            return elaborateElementwise(generateObjectLiteralElements(node), source, target, relation, containingMessageChain, errorOutputContainer);
-        }
-        function checkTypeComparableTo(source, target, errorNode, headMessage, containingMessageChain) {
-            return checkTypeRelatedTo(source, target, comparableRelation, errorNode, headMessage, containingMessageChain);
-        }
-        function isSignatureAssignableTo(source, target, ignoreReturnTypes) {
-            return compareSignaturesRelated(source, target, ignoreReturnTypes ? 4 : 0, false, undefined, undefined, compareTypesAssignable, undefined) !== 0;
-        }
-        function isAnySignature(s) {
-            return !s.typeParameters && (!s.thisParameter || isTypeAny(getTypeOfParameter(s.thisParameter))) && s.parameters.length === 1 &&
-                signatureHasRestParameter(s) && (getTypeOfParameter(s.parameters[0]) === anyArrayType || isTypeAny(getTypeOfParameter(s.parameters[0]))) &&
-                isTypeAny(getReturnTypeOfSignature(s));
-        }
-        function compareSignaturesRelated(source, target, checkMode, reportErrors, errorReporter, incompatibleErrorReporter, compareTypes, reportUnreliableMarkers) {
-            if (source === target) {
-                return -1;
-            }
-            if (isAnySignature(target)) {
-                return -1;
-            }
-            var targetCount = getParameterCount(target);
-            var sourceHasMoreParameters = !hasEffectiveRestParameter(target) &&
-                (checkMode & 8 ? hasEffectiveRestParameter(source) || getParameterCount(source) > targetCount : getMinArgumentCount(source) > targetCount);
-            if (sourceHasMoreParameters) {
-                return 0;
-            }
-            if (source.typeParameters && source.typeParameters !== target.typeParameters) {
-                target = getCanonicalSignature(target);
-                source = instantiateSignatureInContextOf(source, target, undefined, compareTypes);
-            }
-            var sourceCount = getParameterCount(source);
-            var sourceRestType = getNonArrayRestType(source);
-            var targetRestType = getNonArrayRestType(target);
-            if (sourceRestType || targetRestType) {
-                void instantiateType(sourceRestType || targetRestType, reportUnreliableMarkers);
-            }
-            if (sourceRestType && targetRestType && sourceCount !== targetCount) {
-                return 0;
-            }
-            var kind = target.declaration ? target.declaration.kind : 0;
-            var strictVariance = !(checkMode & 3) && strictFunctionTypes && kind !== 165 &&
-                kind !== 164 && kind !== 166;
-            var result = -1;
-            var sourceThisType = getThisTypeOfSignature(source);
-            if (sourceThisType && sourceThisType !== voidType) {
-                var targetThisType = getThisTypeOfSignature(target);
-                if (targetThisType) {
-                    var related = !strictVariance && compareTypes(sourceThisType, targetThisType, false)
-                        || compareTypes(targetThisType, sourceThisType, reportErrors);
-                    if (!related) {
-                        if (reportErrors) {
-                            errorReporter(ts.Diagnostics.The_this_types_of_each_signature_are_incompatible);
-                        }
-                        return 0;
-                    }
-                    result &= related;
-                }
-            }
-            var paramCount = sourceRestType || targetRestType ? Math.min(sourceCount, targetCount) : Math.max(sourceCount, targetCount);
-            var restIndex = sourceRestType || targetRestType ? paramCount - 1 : -1;
-            for (var i = 0; i < paramCount; i++) {
-                var sourceType = i === restIndex ? getRestTypeAtPosition(source, i) : tryGetTypeAtPosition(source, i);
-                var targetType = i === restIndex ? getRestTypeAtPosition(target, i) : tryGetTypeAtPosition(target, i);
-                if (sourceType && targetType) {
-                    var sourceSig = checkMode & 3 ? undefined : getSingleCallSignature(getNonNullableType(sourceType));
-                    var targetSig = checkMode & 3 ? undefined : getSingleCallSignature(getNonNullableType(targetType));
-                    var callbacks = sourceSig && targetSig && !getTypePredicateOfSignature(sourceSig) && !getTypePredicateOfSignature(targetSig) &&
-                        (getFalsyFlags(sourceType) & 98304) === (getFalsyFlags(targetType) & 98304);
-                    var related = callbacks ?
-                        compareSignaturesRelated(targetSig, sourceSig, (checkMode & 8) | (strictVariance ? 2 : 1), reportErrors, errorReporter, incompatibleErrorReporter, compareTypes, reportUnreliableMarkers) :
-                        !(checkMode & 3) && !strictVariance && compareTypes(sourceType, targetType, false) || compareTypes(targetType, sourceType, reportErrors);
-                    if (related && checkMode & 8 && i >= getMinArgumentCount(source) && i < getMinArgumentCount(target) && compareTypes(sourceType, targetType, false)) {
-                        related = 0;
-                    }
-                    if (!related) {
-                        if (reportErrors) {
-                            errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, ts.unescapeLeadingUnderscores(getParameterNameAtPosition(source, i)), ts.unescapeLeadingUnderscores(getParameterNameAtPosition(target, i)));
-                        }
-                        return 0;
-                    }
-                    result &= related;
-                }
-            }
-            if (!(checkMode & 4)) {
-                var targetReturnType = isResolvingReturnTypeOfSignature(target) ? anyType
-                    : target.declaration && isJSConstructor(target.declaration) ? getDeclaredTypeOfClassOrInterface(getMergedSymbol(target.declaration.symbol))
-                        : getReturnTypeOfSignature(target);
-                if (targetReturnType === voidType) {
-                    return result;
-                }
-                var sourceReturnType = isResolvingReturnTypeOfSignature(source) ? anyType
-                    : source.declaration && isJSConstructor(source.declaration) ? getDeclaredTypeOfClassOrInterface(getMergedSymbol(source.declaration.symbol))
-                        : getReturnTypeOfSignature(source);
-                var targetTypePredicate = getTypePredicateOfSignature(target);
-                if (targetTypePredicate) {
-                    var sourceTypePredicate = getTypePredicateOfSignature(source);
-                    if (sourceTypePredicate) {
-                        result &= compareTypePredicateRelatedTo(sourceTypePredicate, targetTypePredicate, reportErrors, errorReporter, compareTypes);
-                    }
-                    else if (ts.isIdentifierTypePredicate(targetTypePredicate)) {
-                        if (reportErrors) {
-                            errorReporter(ts.Diagnostics.Signature_0_must_be_a_type_predicate, signatureToString(source));
-                        }
-                        return 0;
-                    }
-                }
-                else {
-                    result &= checkMode & 1 && compareTypes(targetReturnType, sourceReturnType, false) ||
-                        compareTypes(sourceReturnType, targetReturnType, reportErrors);
-                    if (!result && reportErrors && incompatibleErrorReporter) {
-                        incompatibleErrorReporter(sourceReturnType, targetReturnType);
-                    }
-                }
-            }
-            return result;
-        }
-        function compareTypePredicateRelatedTo(source, target, reportErrors, errorReporter, compareTypes) {
-            if (source.kind !== target.kind) {
-                if (reportErrors) {
-                    errorReporter(ts.Diagnostics.A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard);
-                    errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target));
-                }
-                return 0;
-            }
-            if (source.kind === 1 || source.kind === 3) {
-                if (source.parameterIndex !== target.parameterIndex) {
-                    if (reportErrors) {
-                        errorReporter(ts.Diagnostics.Parameter_0_is_not_in_the_same_position_as_parameter_1, source.parameterName, target.parameterName);
-                        errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target));
-                    }
-                    return 0;
-                }
-            }
-            var related = source.type === target.type ? -1 :
-                source.type && target.type ? compareTypes(source.type, target.type, reportErrors) :
-                    0;
-            if (related === 0 && reportErrors) {
-                errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target));
-            }
-            return related;
-        }
-        function isImplementationCompatibleWithOverload(implementation, overload) {
-            var erasedSource = getErasedSignature(implementation);
-            var erasedTarget = getErasedSignature(overload);
-            var sourceReturnType = getReturnTypeOfSignature(erasedSource);
-            var targetReturnType = getReturnTypeOfSignature(erasedTarget);
-            if (targetReturnType === voidType
-                || isTypeRelatedTo(targetReturnType, sourceReturnType, assignableRelation)
-                || isTypeRelatedTo(sourceReturnType, targetReturnType, assignableRelation)) {
-                return isSignatureAssignableTo(erasedSource, erasedTarget, true);
-            }
-            return false;
-        }
-        function isEmptyResolvedType(t) {
-            return t !== anyFunctionType &&
-                t.properties.length === 0 &&
-                t.callSignatures.length === 0 &&
-                t.constructSignatures.length === 0 &&
-                !t.stringIndexInfo &&
-                !t.numberIndexInfo;
-        }
-        function isEmptyObjectType(type) {
-            return type.flags & 524288 ? !isGenericMappedType(type) && isEmptyResolvedType(resolveStructuredTypeMembers(type)) :
-                type.flags & 67108864 ? true :
-                    type.flags & 1048576 ? ts.some(type.types, isEmptyObjectType) :
-                        type.flags & 2097152 ? ts.every(type.types, isEmptyObjectType) :
-                            false;
-        }
-        function isEmptyAnonymousObjectType(type) {
-            return !!(ts.getObjectFlags(type) & 16 && (type.members && isEmptyResolvedType(type) ||
-                type.symbol && type.symbol.flags & 2048 && getMembersOfSymbol(type.symbol).size === 0));
-        }
-        function isStringIndexSignatureOnlyType(type) {
-            return type.flags & 524288 && !isGenericMappedType(type) && getPropertiesOfType(type).length === 0 && getIndexInfoOfType(type, 0) && !getIndexInfoOfType(type, 1) ||
-                type.flags & 3145728 && ts.every(type.types, isStringIndexSignatureOnlyType) ||
-                false;
-        }
-        function isEnumTypeRelatedTo(sourceSymbol, targetSymbol, errorReporter) {
-            if (sourceSymbol === targetSymbol) {
-                return true;
-            }
-            var id = getSymbolId(sourceSymbol) + "," + getSymbolId(targetSymbol);
-            var entry = enumRelation.get(id);
-            if (entry !== undefined && !(!(entry & 4) && entry & 2 && errorReporter)) {
-                return !!(entry & 1);
-            }
-            if (sourceSymbol.escapedName !== targetSymbol.escapedName || !(sourceSymbol.flags & 256) || !(targetSymbol.flags & 256)) {
-                enumRelation.set(id, 2 | 4);
-                return false;
-            }
-            var targetEnumType = getTypeOfSymbol(targetSymbol);
-            for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(sourceSymbol)); _i < _a.length; _i++) {
-                var property = _a[_i];
-                if (property.flags & 8) {
-                    var targetProperty = getPropertyOfType(targetEnumType, property.escapedName);
-                    if (!targetProperty || !(targetProperty.flags & 8)) {
-                        if (errorReporter) {
-                            errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, ts.symbolName(property), typeToString(getDeclaredTypeOfSymbol(targetSymbol), undefined, 64));
-                            enumRelation.set(id, 2 | 4);
-                        }
-                        else {
-                            enumRelation.set(id, 2);
-                        }
-                        return false;
-                    }
-                }
-            }
-            enumRelation.set(id, 1);
-            return true;
-        }
-        function isSimpleTypeRelatedTo(source, target, relation, errorReporter) {
-            var s = source.flags;
-            var t = target.flags;
-            if (t & 3 || s & 131072 || source === wildcardType)
-                return true;
-            if (t & 131072)
-                return false;
-            if (s & 402653316 && t & 4)
-                return true;
-            if (s & 128 && s & 1024 &&
-                t & 128 && !(t & 1024) &&
-                source.value === target.value)
-                return true;
-            if (s & 296 && t & 8)
-                return true;
-            if (s & 256 && s & 1024 &&
-                t & 256 && !(t & 1024) &&
-                source.value === target.value)
-                return true;
-            if (s & 2112 && t & 64)
-                return true;
-            if (s & 528 && t & 16)
-                return true;
-            if (s & 12288 && t & 4096)
-                return true;
-            if (s & 32 && t & 32 && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter))
-                return true;
-            if (s & 1024 && t & 1024) {
-                if (s & 1048576 && t & 1048576 && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter))
-                    return true;
-                if (s & 2944 && t & 2944 &&
-                    source.value === target.value &&
-                    isEnumTypeRelatedTo(getParentOfSymbol(source.symbol), getParentOfSymbol(target.symbol), errorReporter))
-                    return true;
-            }
-            if (s & 32768 && (!strictNullChecks || t & (32768 | 16384)))
-                return true;
-            if (s & 65536 && (!strictNullChecks || t & 65536))
-                return true;
-            if (s & 524288 && t & 67108864)
-                return true;
-            if (relation === assignableRelation || relation === comparableRelation) {
-                if (s & 1)
-                    return true;
-                if (s & (8 | 256) && !(s & 1024) && (t & 32 || t & 256 && t & 1024))
-                    return true;
-            }
-            return false;
-        }
-        function isTypeRelatedTo(source, target, relation) {
-            if (isFreshLiteralType(source)) {
-                source = source.regularType;
-            }
-            if (isFreshLiteralType(target)) {
-                target = target.regularType;
-            }
-            if (source === target) {
-                return true;
-            }
-            if (relation !== identityRelation) {
-                if (relation === comparableRelation && !(target.flags & 131072) && isSimpleTypeRelatedTo(target, source, relation) || isSimpleTypeRelatedTo(source, target, relation)) {
-                    return true;
-                }
-            }
-            else {
-                if (!(source.flags & 3145728) && !(target.flags & 3145728) &&
-                    source.flags !== target.flags && !(source.flags & 469237760))
-                    return false;
-            }
-            if (source.flags & 524288 && target.flags & 524288) {
-                var related = relation.get(getRelationKey(source, target, 0, relation));
-                if (related !== undefined) {
-                    return !!(related & 1);
-                }
-            }
-            if (source.flags & 469499904 || target.flags & 469499904) {
-                return checkTypeRelatedTo(source, target, relation, undefined);
-            }
-            return false;
-        }
-        function isIgnoredJsxProperty(source, sourceProp) {
-            return ts.getObjectFlags(source) & 4096 && !isUnhyphenatedJsxName(sourceProp.escapedName);
-        }
-        function getNormalizedType(type, writing) {
-            while (true) {
-                var t = isFreshLiteralType(type) ? type.regularType :
-                    ts.getObjectFlags(type) & 4 && type.node ? createTypeReference(type.target, getTypeArguments(type)) :
-                        type.flags & 3145728 ? getReducedType(type) :
-                            type.flags & 33554432 ? writing ? type.baseType : type.substitute :
-                                type.flags & 25165824 ? getSimplifiedType(type, writing) :
-                                    type;
-                if (t === type)
-                    break;
-                type = t;
-            }
-            return type;
-        }
-        function checkTypeRelatedTo(source, target, relation, errorNode, headMessage, containingMessageChain, errorOutputContainer) {
-            var errorInfo;
-            var relatedInfo;
-            var maybeKeys;
-            var sourceStack;
-            var targetStack;
-            var maybeCount = 0;
-            var depth = 0;
-            var expandingFlags = 0;
-            var overflow = false;
-            var overrideNextErrorInfo = 0;
-            var lastSkippedInfo;
-            var incompatibleStack = [];
-            var inPropertyCheck = false;
-            ts.Debug.assert(relation !== identityRelation || !errorNode, "no error reporting in identity checking");
-            var result = isRelatedTo(source, target, !!errorNode, headMessage);
-            if (incompatibleStack.length) {
-                reportIncompatibleStack();
-            }
-            if (overflow) {
-                ts.tracing.instant("check", "checkTypeRelatedTo_DepthLimit", { sourceId: source.id, targetId: target.id, depth: depth });
-                var diag = error(errorNode || currentNode, ts.Diagnostics.Excessive_stack_depth_comparing_types_0_and_1, typeToString(source), typeToString(target));
-                if (errorOutputContainer) {
-                    (errorOutputContainer.errors || (errorOutputContainer.errors = [])).push(diag);
-                }
-            }
-            else if (errorInfo) {
-                if (containingMessageChain) {
-                    var chain = containingMessageChain();
-                    if (chain) {
-                        ts.concatenateDiagnosticMessageChains(chain, errorInfo);
-                        errorInfo = chain;
-                    }
-                }
-                var relatedInformation = void 0;
-                if (headMessage && errorNode && !result && source.symbol) {
-                    var links = getSymbolLinks(source.symbol);
-                    if (links.originatingImport && !ts.isImportCall(links.originatingImport)) {
-                        var helpfulRetry = checkTypeRelatedTo(getTypeOfSymbol(links.target), target, relation, undefined);
-                        if (helpfulRetry) {
-                            var diag_1 = ts.createDiagnosticForNode(links.originatingImport, ts.Diagnostics.Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime_Consider_using_a_default_import_or_import_require_here_instead);
-                            relatedInformation = ts.append(relatedInformation, diag_1);
-                        }
-                    }
-                }
-                var diag = ts.createDiagnosticForNodeFromMessageChain(errorNode, errorInfo, relatedInformation);
-                if (relatedInfo) {
-                    ts.addRelatedInfo.apply(void 0, __spreadArrays([diag], relatedInfo));
-                }
-                if (errorOutputContainer) {
-                    (errorOutputContainer.errors || (errorOutputContainer.errors = [])).push(diag);
-                }
-                if (!errorOutputContainer || !errorOutputContainer.skipLogging) {
-                    diagnostics.add(diag);
-                }
-            }
-            if (errorNode && errorOutputContainer && errorOutputContainer.skipLogging && result === 0) {
-                ts.Debug.assert(!!errorOutputContainer.errors, "missed opportunity to interact with error.");
-            }
-            return result !== 0;
-            function resetErrorInfo(saved) {
-                errorInfo = saved.errorInfo;
-                lastSkippedInfo = saved.lastSkippedInfo;
-                incompatibleStack = saved.incompatibleStack;
-                overrideNextErrorInfo = saved.overrideNextErrorInfo;
-                relatedInfo = saved.relatedInfo;
-            }
-            function captureErrorCalculationState() {
-                return {
-                    errorInfo: errorInfo,
-                    lastSkippedInfo: lastSkippedInfo,
-                    incompatibleStack: incompatibleStack.slice(),
-                    overrideNextErrorInfo: overrideNextErrorInfo,
-                    relatedInfo: !relatedInfo ? undefined : relatedInfo.slice()
-                };
-            }
-            function reportIncompatibleError(message, arg0, arg1, arg2, arg3) {
-                overrideNextErrorInfo++;
-                lastSkippedInfo = undefined;
-                incompatibleStack.push([message, arg0, arg1, arg2, arg3]);
-            }
-            function reportIncompatibleStack() {
-                var stack = incompatibleStack;
-                incompatibleStack = [];
-                var info = lastSkippedInfo;
-                lastSkippedInfo = undefined;
-                if (stack.length === 1) {
-                    reportError.apply(void 0, stack[0]);
-                    if (info) {
-                        reportRelationError.apply(void 0, __spreadArrays([undefined], info));
-                    }
-                    return;
-                }
-                var path = "";
-                var secondaryRootErrors = [];
-                while (stack.length) {
-                    var _a = stack.pop(), msg = _a[0], args = _a.slice(1);
-                    switch (msg.code) {
-                        case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
-                            if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
-                            }
-                            var str = "" + args[0];
-                            if (path.length === 0) {
-                                path = "" + str;
-                            }
-                            else if (ts.isIdentifierText(str, compilerOptions.target)) {
-                                path = path + "." + str;
-                            }
-                            else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
-                            }
-                            else {
-                                path = path + "[" + str + "]";
-                            }
-                            break;
-                        }
-                        case ts.Diagnostics.Call_signature_return_types_0_and_1_are_incompatible.code:
-                        case ts.Diagnostics.Construct_signature_return_types_0_and_1_are_incompatible.code:
-                        case ts.Diagnostics.Call_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code:
-                        case ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code: {
-                            if (path.length === 0) {
-                                var mappedMsg = msg;
-                                if (msg.code === ts.Diagnostics.Call_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code) {
-                                    mappedMsg = ts.Diagnostics.Call_signature_return_types_0_and_1_are_incompatible;
-                                }
-                                else if (msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code) {
-                                    mappedMsg = ts.Diagnostics.Construct_signature_return_types_0_and_1_are_incompatible;
-                                }
-                                secondaryRootErrors.unshift([mappedMsg, args[0], args[1]]);
-                            }
-                            else {
-                                var prefix = (msg.code === ts.Diagnostics.Construct_signature_return_types_0_and_1_are_incompatible.code ||
-                                    msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
-                                    ? "new "
-                                    : "";
-                                var params = (msg.code === ts.Diagnostics.Call_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code ||
-                                    msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
-                                    ? ""
-                                    : "...";
-                                path = "" + prefix + path + "(" + params + ")";
-                            }
-                            break;
-                        }
-                        default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
-                    }
-                }
-                if (path) {
-                    reportError(path[path.length - 1] === ")"
-                        ? ts.Diagnostics.The_types_returned_by_0_are_incompatible_between_these_types
-                        : ts.Diagnostics.The_types_of_0_are_incompatible_between_these_types, path);
-                }
-                else {
-                    secondaryRootErrors.shift();
-                }
-                for (var _i = 0, secondaryRootErrors_1 = secondaryRootErrors; _i < secondaryRootErrors_1.length; _i++) {
-                    var _b = secondaryRootErrors_1[_i], msg = _b[0], args = _b.slice(1);
-                    var originalValue = msg.elidedInCompatabilityPyramid;
-                    msg.elidedInCompatabilityPyramid = false;
-                    reportError.apply(void 0, __spreadArrays([msg], args));
-                    msg.elidedInCompatabilityPyramid = originalValue;
-                }
-                if (info) {
-                    reportRelationError.apply(void 0, __spreadArrays([undefined], info));
-                }
-            }
-            function reportError(message, arg0, arg1, arg2, arg3) {
-                ts.Debug.assert(!!errorNode);
-                if (incompatibleStack.length)
-                    reportIncompatibleStack();
-                if (message.elidedInCompatabilityPyramid)
-                    return;
-                errorInfo = ts.chainDiagnosticMessages(errorInfo, message, arg0, arg1, arg2, arg3);
-            }
-            function associateRelatedInfo(info) {
-                ts.Debug.assert(!!errorInfo);
-                if (!relatedInfo) {
-                    relatedInfo = [info];
-                }
-                else {
-                    relatedInfo.push(info);
-                }
-            }
-            function reportRelationError(message, source, target) {
-                if (incompatibleStack.length)
-                    reportIncompatibleStack();
-                var _a = getTypeNamesForErrorDisplay(source, target), sourceType = _a[0], targetType = _a[1];
-                var generalizedSource = source;
-                var generalizedSourceType = sourceType;
-                if (isLiteralType(source) && !typeCouldHaveTopLevelSingletonTypes(target)) {
-                    generalizedSource = getBaseTypeOfLiteralType(source);
-                    ts.Debug.assert(!isTypeAssignableTo(generalizedSource, target), "generalized source shouldn't be assignable");
-                    generalizedSourceType = getTypeNameForErrorDisplay(generalizedSource);
-                }
-                if (target.flags & 262144) {
-                    var constraint = getBaseConstraintOfType(target);
-                    var needsOriginalSource = void 0;
-                    if (constraint && (isTypeAssignableTo(generalizedSource, constraint) || (needsOriginalSource = isTypeAssignableTo(source, constraint)))) {
-                        reportError(ts.Diagnostics._0_is_assignable_to_the_constraint_of_type_1_but_1_could_be_instantiated_with_a_different_subtype_of_constraint_2, needsOriginalSource ? sourceType : generalizedSourceType, targetType, typeToString(constraint));
-                    }
-                    else {
-                        reportError(ts.Diagnostics._0_could_be_instantiated_with_an_arbitrary_type_which_could_be_unrelated_to_1, targetType, generalizedSourceType);
-                    }
-                }
-                if (!message) {
-                    if (relation === comparableRelation) {
-                        message = ts.Diagnostics.Type_0_is_not_comparable_to_type_1;
-                    }
-                    else if (sourceType === targetType) {
-                        message = ts.Diagnostics.Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated;
-                    }
-                    else {
-                        message = ts.Diagnostics.Type_0_is_not_assignable_to_type_1;
-                    }
-                }
-                reportError(message, generalizedSourceType, targetType);
-            }
-            function tryElaborateErrorsForPrimitivesAndObjects(source, target) {
-                var sourceType = symbolValueDeclarationIsContextSensitive(source.symbol) ? typeToString(source, source.symbol.valueDeclaration) : typeToString(source);
-                var targetType = symbolValueDeclarationIsContextSensitive(target.symbol) ? typeToString(target, target.symbol.valueDeclaration) : typeToString(target);
-                if ((globalStringType === source && stringType === target) ||
-                    (globalNumberType === source && numberType === target) ||
-                    (globalBooleanType === source && booleanType === target) ||
-                    (getGlobalESSymbolType(false) === source && esSymbolType === target)) {
-                    reportError(ts.Diagnostics._0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible, targetType, sourceType);
-                }
-            }
-            function tryElaborateArrayLikeErrors(source, target, reportErrors) {
-                if (isTupleType(source)) {
-                    if (source.target.readonly && isMutableArrayOrTuple(target)) {
-                        if (reportErrors) {
-                            reportError(ts.Diagnostics.The_type_0_is_readonly_and_cannot_be_assigned_to_the_mutable_type_1, typeToString(source), typeToString(target));
-                        }
-                        return false;
-                    }
-                    return isTupleType(target) || isArrayType(target);
-                }
-                if (isReadonlyArrayType(source) && isMutableArrayOrTuple(target)) {
-                    if (reportErrors) {
-                        reportError(ts.Diagnostics.The_type_0_is_readonly_and_cannot_be_assigned_to_the_mutable_type_1, typeToString(source), typeToString(target));
-                    }
-                    return false;
-                }
-                if (isTupleType(target)) {
-                    return isArrayType(source);
-                }
-                return true;
-            }
-            function isRelatedTo(originalSource, originalTarget, reportErrors, headMessage, intersectionState) {
-                if (reportErrors === void 0) { reportErrors = false; }
-                if (intersectionState === void 0) { intersectionState = 0; }
-                if (originalSource.flags & 524288 && originalTarget.flags & 131068) {
-                    if (isSimpleTypeRelatedTo(originalSource, originalTarget, relation, reportErrors ? reportError : undefined)) {
-                        return -1;
-                    }
-                    reportErrorResults(originalSource, originalTarget, 0, !!(ts.getObjectFlags(originalSource) & 4096));
-                    return 0;
-                }
-                var source = getNormalizedType(originalSource, false);
-                var target = getNormalizedType(originalTarget, true);
-                if (source === target)
-                    return -1;
-                if (relation === identityRelation) {
-                    return isIdenticalTo(source, target);
-                }
-                if (source.flags & 262144 && getConstraintOfType(source) === target) {
-                    return -1;
-                }
-                if (target.flags & 1048576 && source.flags & 524288 &&
-                    target.types.length <= 3 && maybeTypeOfKind(target, 98304)) {
-                    var nullStrippedTarget = extractTypesOfKind(target, ~98304);
-                    if (!(nullStrippedTarget.flags & (1048576 | 131072))) {
-                        if (source === nullStrippedTarget)
-                            return -1;
-                        target = nullStrippedTarget;
-                    }
-                }
-                if (relation === comparableRelation && !(target.flags & 131072) && isSimpleTypeRelatedTo(target, source, relation) ||
-                    isSimpleTypeRelatedTo(source, target, relation, reportErrors ? reportError : undefined))
-                    return -1;
-                var isComparingJsxAttributes = !!(ts.getObjectFlags(source) & 4096);
-                var isPerformingExcessPropertyChecks = !(intersectionState & 2) && (isObjectLiteralType(source) && ts.getObjectFlags(source) & 32768);
-                if (isPerformingExcessPropertyChecks) {
-                    if (hasExcessProperties(source, target, reportErrors)) {
-                        if (reportErrors) {
-                            reportRelationError(headMessage, source, target);
-                        }
-                        return 0;
-                    }
-                }
-                var isPerformingCommonPropertyChecks = relation !== comparableRelation && !(intersectionState & 2) &&
-                    source.flags & (131068 | 524288 | 2097152) && source !== globalObjectType &&
-                    target.flags & (524288 | 2097152) && isWeakType(target) &&
-                    (getPropertiesOfType(source).length > 0 || typeHasCallOrConstructSignatures(source));
-                if (isPerformingCommonPropertyChecks && !hasCommonProperties(source, target, isComparingJsxAttributes)) {
-                    if (reportErrors) {
-                        var calls = getSignaturesOfType(source, 0);
-                        var constructs = getSignaturesOfType(source, 1);
-                        if (calls.length > 0 && isRelatedTo(getReturnTypeOfSignature(calls[0]), target, false) ||
-                            constructs.length > 0 && isRelatedTo(getReturnTypeOfSignature(constructs[0]), target, false)) {
-                            reportError(ts.Diagnostics.Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it, typeToString(source), typeToString(target));
-                        }
-                        else {
-                            reportError(ts.Diagnostics.Type_0_has_no_properties_in_common_with_type_1, typeToString(source), typeToString(target));
-                        }
-                    }
-                    return 0;
-                }
-                var result = 0;
-                var saveErrorInfo = captureErrorCalculationState();
-                if (source.flags & 1048576) {
-                    result = relation === comparableRelation ?
-                        someTypeRelatedToType(source, target, reportErrors && !(source.flags & 131068), intersectionState) :
-                        eachTypeRelatedToType(source, target, reportErrors && !(source.flags & 131068), intersectionState);
-                }
-                else {
-                    if (target.flags & 1048576) {
-                        result = typeRelatedToSomeType(getRegularTypeOfObjectLiteral(source), target, reportErrors && !(source.flags & 131068) && !(target.flags & 131068));
-                    }
-                    else if (target.flags & 2097152) {
-                        result = typeRelatedToEachType(getRegularTypeOfObjectLiteral(source), target, reportErrors, 2);
-                    }
-                    else if (source.flags & 2097152) {
-                        result = someTypeRelatedToType(source, target, false, 1);
-                    }
-                    if (!result && (source.flags & 469499904 || target.flags & 469499904)) {
-                        if (result = recursiveTypeRelatedTo(source, target, reportErrors, intersectionState)) {
-                            resetErrorInfo(saveErrorInfo);
-                        }
-                    }
-                }
-                if (!result && source.flags & (2097152 | 262144)) {
-                    var constraint = getEffectiveConstraintOfIntersection(source.flags & 2097152 ? source.types : [source], !!(target.flags & 1048576));
-                    if (constraint && (source.flags & 2097152 || target.flags & 1048576)) {
-                        if (everyType(constraint, function (c) { return c !== source; })) {
-                            if (result = isRelatedTo(constraint, target, false, undefined, intersectionState)) {
-                                resetErrorInfo(saveErrorInfo);
-                            }
-                        }
-                    }
-                }
-                if (result && !inPropertyCheck && (target.flags & 2097152 && (isPerformingExcessPropertyChecks || isPerformingCommonPropertyChecks) ||
-                    isNonGenericObjectType(target) && !isArrayType(target) && !isTupleType(target) && source.flags & 2097152 && getApparentType(source).flags & 3670016 && !ts.some(source.types, function (t) { return !!(ts.getObjectFlags(t) & 2097152); }))) {
-                    inPropertyCheck = true;
-                    result &= recursiveTypeRelatedTo(source, target, reportErrors, 4);
-                    inPropertyCheck = false;
-                }
-                reportErrorResults(source, target, result, isComparingJsxAttributes);
-                return result;
-                function reportErrorResults(source, target, result, isComparingJsxAttributes) {
-                    if (!result && reportErrors) {
-                        source = originalSource.aliasSymbol ? originalSource : source;
-                        target = originalTarget.aliasSymbol ? originalTarget : target;
-                        var maybeSuppress = overrideNextErrorInfo > 0;
-                        if (maybeSuppress) {
-                            overrideNextErrorInfo--;
-                        }
-                        if (source.flags & 524288 && target.flags & 524288) {
-                            var currentError = errorInfo;
-                            tryElaborateArrayLikeErrors(source, target, reportErrors);
-                            if (errorInfo !== currentError) {
-                                maybeSuppress = !!errorInfo;
-                            }
-                        }
-                        if (source.flags & 524288 && target.flags & 131068) {
-                            tryElaborateErrorsForPrimitivesAndObjects(source, target);
-                        }
-                        else if (source.symbol && source.flags & 524288 && globalObjectType === source) {
-                            reportError(ts.Diagnostics.The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead);
-                        }
-                        else if (isComparingJsxAttributes && target.flags & 2097152) {
-                            var targetTypes = target.types;
-                            var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes, errorNode);
-                            var intrinsicClassAttributes = getJsxType(JsxNames.IntrinsicClassAttributes, errorNode);
-                            if (intrinsicAttributes !== errorType && intrinsicClassAttributes !== errorType &&
-                                (ts.contains(targetTypes, intrinsicAttributes) || ts.contains(targetTypes, intrinsicClassAttributes))) {
-                                return result;
-                            }
-                        }
-                        else {
-                            errorInfo = elaborateNeverIntersection(errorInfo, originalTarget);
-                        }
-                        if (!headMessage && maybeSuppress) {
-                            lastSkippedInfo = [source, target];
-                            return result;
-                        }
-                        reportRelationError(headMessage, source, target);
-                    }
-                }
-            }
-            function isIdenticalTo(source, target) {
-                var flags = source.flags & target.flags;
-                if (!(flags & 469237760)) {
-                    return 0;
-                }
-                if (flags & 3145728) {
-                    var result_6 = eachTypeRelatedToSomeType(source, target);
-                    if (result_6) {
-                        result_6 &= eachTypeRelatedToSomeType(target, source);
-                    }
-                    return result_6;
-                }
-                return recursiveTypeRelatedTo(source, target, false, 0);
-            }
-            function getTypeOfPropertyInTypes(types, name) {
-                var appendPropType = function (propTypes, type) {
-                    type = getApparentType(type);
-                    var prop = type.flags & 3145728 ? getPropertyOfUnionOrIntersectionType(type, name) : getPropertyOfObjectType(type, name);
-                    var propType = prop && getTypeOfSymbol(prop) || isNumericLiteralName(name) && getIndexTypeOfType(type, 1) || getIndexTypeOfType(type, 0) || undefinedType;
-                    return ts.append(propTypes, propType);
-                };
-                return getUnionType(ts.reduceLeft(types, appendPropType, undefined) || ts.emptyArray);
-            }
-            function hasExcessProperties(source, target, reportErrors) {
-                if (!isExcessPropertyCheckTarget(target) || !noImplicitAny && ts.getObjectFlags(target) & 16384) {
-                    return false;
-                }
-                var isComparingJsxAttributes = !!(ts.getObjectFlags(source) & 4096);
-                if ((relation === assignableRelation || relation === comparableRelation) &&
-                    (isTypeSubsetOf(globalObjectType, target) || (!isComparingJsxAttributes && isEmptyObjectType(target)))) {
-                    return false;
-                }
-                var reducedTarget = target;
-                var checkTypes;
-                if (target.flags & 1048576) {
-                    reducedTarget = findMatchingDiscriminantType(source, target, isRelatedTo) || filterPrimitivesIfContainsNonPrimitive(target);
-                    checkTypes = reducedTarget.flags & 1048576 ? reducedTarget.types : [reducedTarget];
-                }
-                var _loop_16 = function (prop) {
-                    if (shouldCheckAsExcessProperty(prop, source.symbol) && !isIgnoredJsxProperty(source, prop)) {
-                        if (!isKnownProperty(reducedTarget, prop.escapedName, isComparingJsxAttributes)) {
-                            if (reportErrors) {
-                                var errorTarget = filterType(reducedTarget, isExcessPropertyCheckTarget);
-                                if (!errorNode)
-                                    return { value: ts.Debug.fail() };
-                                if (ts.isJsxAttributes(errorNode) || ts.isJsxOpeningLikeElement(errorNode) || ts.isJsxOpeningLikeElement(errorNode.parent)) {
-                                    if (prop.valueDeclaration && ts.isJsxAttribute(prop.valueDeclaration) && ts.getSourceFileOfNode(errorNode) === ts.getSourceFileOfNode(prop.valueDeclaration.name)) {
-                                        errorNode = prop.valueDeclaration.name;
-                                    }
-                                    var propName = symbolToString(prop);
-                                    var suggestionSymbol = getSuggestedSymbolForNonexistentJSXAttribute(propName, errorTarget);
-                                    var suggestion = suggestionSymbol ? symbolToString(suggestionSymbol) : undefined;
-                                    if (suggestion) {
-                                        reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, propName, typeToString(errorTarget), suggestion);
-                                    }
-                                    else {
-                                        reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, propName, typeToString(errorTarget));
-                                    }
-                                }
-                                else {
-                                    var objectLiteralDeclaration_1 = source.symbol && ts.firstOrUndefined(source.symbol.declarations);
-                                    var suggestion = void 0;
-                                    if (prop.valueDeclaration && ts.findAncestor(prop.valueDeclaration, function (d) { return d === objectLiteralDeclaration_1; }) && ts.getSourceFileOfNode(objectLiteralDeclaration_1) === ts.getSourceFileOfNode(errorNode)) {
-                                        var propDeclaration = prop.valueDeclaration;
-                                        ts.Debug.assertNode(propDeclaration, ts.isObjectLiteralElementLike);
-                                        errorNode = propDeclaration;
-                                        var name = propDeclaration.name;
-                                        if (ts.isIdentifier(name)) {
-                                            suggestion = getSuggestionForNonexistentProperty(name, errorTarget);
-                                        }
-                                    }
-                                    if (suggestion !== undefined) {
-                                        reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2, symbolToString(prop), typeToString(errorTarget), suggestion);
-                                    }
-                                    else {
-                                        reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(errorTarget));
-                                    }
-                                }
-                            }
-                            return { value: true };
-                        }
-                        if (checkTypes && !isRelatedTo(getTypeOfSymbol(prop), getTypeOfPropertyInTypes(checkTypes, prop.escapedName), reportErrors)) {
-                            if (reportErrors) {
-                                reportIncompatibleError(ts.Diagnostics.Types_of_property_0_are_incompatible, symbolToString(prop));
-                            }
-                            return { value: true };
-                        }
-                    }
-                };
-                for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) {
-                    var prop = _a[_i];
-                    var state_5 = _loop_16(prop);
-                    if (typeof state_5 === "object")
-                        return state_5.value;
-                }
-                return false;
-            }
-            function shouldCheckAsExcessProperty(prop, container) {
-                return prop.valueDeclaration && container.valueDeclaration && prop.valueDeclaration.parent === container.valueDeclaration;
-            }
-            function eachTypeRelatedToSomeType(source, target) {
-                var result = -1;
-                var sourceTypes = source.types;
-                for (var _i = 0, sourceTypes_1 = sourceTypes; _i < sourceTypes_1.length; _i++) {
-                    var sourceType = sourceTypes_1[_i];
-                    var related = typeRelatedToSomeType(sourceType, target, false);
-                    if (!related) {
-                        return 0;
-                    }
-                    result &= related;
-                }
-                return result;
-            }
-            function typeRelatedToSomeType(source, target, reportErrors) {
-                var targetTypes = target.types;
-                if (target.flags & 1048576 && containsType(targetTypes, source)) {
-                    return -1;
-                }
-                for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) {
-                    var type = targetTypes_1[_i];
-                    var related = isRelatedTo(source, type, false);
-                    if (related) {
-                        return related;
-                    }
-                }
-                if (reportErrors) {
-                    var bestMatchingType = getBestMatchingType(source, target, isRelatedTo);
-                    isRelatedTo(source, bestMatchingType || targetTypes[targetTypes.length - 1], true);
-                }
-                return 0;
-            }
-            function typeRelatedToEachType(source, target, reportErrors, intersectionState) {
-                var result = -1;
-                var targetTypes = target.types;
-                for (var _i = 0, targetTypes_2 = targetTypes; _i < targetTypes_2.length; _i++) {
-                    var targetType = targetTypes_2[_i];
-                    var related = isRelatedTo(source, targetType, reportErrors, undefined, intersectionState);
-                    if (!related) {
-                        return 0;
-                    }
-                    result &= related;
-                }
-                return result;
-            }
-            function someTypeRelatedToType(source, target, reportErrors, intersectionState) {
-                var sourceTypes = source.types;
-                if (source.flags & 1048576 && containsType(sourceTypes, target)) {
-                    return -1;
-                }
-                var len = sourceTypes.length;
-                for (var i = 0; i < len; i++) {
-                    var related = isRelatedTo(sourceTypes[i], target, reportErrors && i === len - 1, undefined, intersectionState);
-                    if (related) {
-                        return related;
-                    }
-                }
-                return 0;
-            }
-            function eachTypeRelatedToType(source, target, reportErrors, intersectionState) {
-                var result = -1;
-                var sourceTypes = source.types;
-                for (var i = 0; i < sourceTypes.length; i++) {
-                    var sourceType = sourceTypes[i];
-                    if (target.flags & 1048576 && target.types.length === sourceTypes.length) {
-                        var related_1 = isRelatedTo(sourceType, target.types[i], false, undefined, intersectionState);
-                        if (related_1) {
-                            result &= related_1;
-                            continue;
-                        }
-                    }
-                    var related = isRelatedTo(sourceType, target, reportErrors, undefined, intersectionState);
-                    if (!related) {
-                        return 0;
-                    }
-                    result &= related;
-                }
-                return result;
-            }
-            function typeArgumentsRelatedTo(sources, targets, variances, reportErrors, intersectionState) {
-                if (sources === void 0) { sources = ts.emptyArray; }
-                if (targets === void 0) { targets = ts.emptyArray; }
-                if (variances === void 0) { variances = ts.emptyArray; }
-                if (sources.length !== targets.length && relation === identityRelation) {
-                    return 0;
-                }
-                var length = sources.length <= targets.length ? sources.length : targets.length;
-                var result = -1;
-                for (var i = 0; i < length; i++) {
-                    var varianceFlags = i < variances.length ? variances[i] : 1;
-                    var variance = varianceFlags & 7;
-                    if (variance !== 4) {
-                        var s = sources[i];
-                        var t = targets[i];
-                        var related = -1;
-                        if (varianceFlags & 8) {
-                            related = relation === identityRelation ? isRelatedTo(s, t, false) : compareTypesIdentical(s, t);
-                        }
-                        else if (variance === 1) {
-                            related = isRelatedTo(s, t, reportErrors, undefined, intersectionState);
-                        }
-                        else if (variance === 2) {
-                            related = isRelatedTo(t, s, reportErrors, undefined, intersectionState);
-                        }
-                        else if (variance === 3) {
-                            related = isRelatedTo(t, s, false);
-                            if (!related) {
-                                related = isRelatedTo(s, t, reportErrors, undefined, intersectionState);
-                            }
-                        }
-                        else {
-                            related = isRelatedTo(s, t, reportErrors, undefined, intersectionState);
-                            if (related) {
-                                related &= isRelatedTo(t, s, reportErrors, undefined, intersectionState);
-                            }
-                        }
-                        if (!related) {
-                            return 0;
-                        }
-                        result &= related;
-                    }
-                }
-                return result;
-            }
-            function recursiveTypeRelatedTo(source, target, reportErrors, intersectionState) {
-                if (overflow) {
-                    return 0;
-                }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 8 : 0), relation);
-                var entry = relation.get(id);
-                if (entry !== undefined) {
-                    if (reportErrors && entry & 2 && !(entry & 4)) {
-                    }
-                    else {
-                        if (outofbandVarianceMarkerHandler) {
-                            var saved = entry & 24;
-                            if (saved & 8) {
-                                instantiateType(source, makeFunctionTypeMapper(reportUnmeasurableMarkers));
-                            }
-                            if (saved & 16) {
-                                instantiateType(source, makeFunctionTypeMapper(reportUnreliableMarkers));
-                            }
-                        }
-                        return entry & 1 ? -1 : 0;
-                    }
-                }
-                if (!maybeKeys) {
-                    maybeKeys = [];
-                    sourceStack = [];
-                    targetStack = [];
-                }
-                else {
-                    for (var i = 0; i < maybeCount; i++) {
-                        if (id === maybeKeys[i]) {
-                            return 3;
-                        }
-                    }
-                    if (depth === 100) {
-                        overflow = true;
-                        return 0;
-                    }
-                }
-                var maybeStart = maybeCount;
-                maybeKeys[maybeCount] = id;
-                maybeCount++;
-                sourceStack[depth] = source;
-                targetStack[depth] = target;
-                depth++;
-                var saveExpandingFlags = expandingFlags;
-                if (!(expandingFlags & 1) && isDeeplyNestedType(source, sourceStack, depth))
-                    expandingFlags |= 1;
-                if (!(expandingFlags & 2) && isDeeplyNestedType(target, targetStack, depth))
-                    expandingFlags |= 2;
-                var originalHandler;
-                var propagatingVarianceFlags = 0;
-                if (outofbandVarianceMarkerHandler) {
-                    originalHandler = outofbandVarianceMarkerHandler;
-                    outofbandVarianceMarkerHandler = function (onlyUnreliable) {
-                        propagatingVarianceFlags |= onlyUnreliable ? 16 : 8;
-                        return originalHandler(onlyUnreliable);
-                    };
-                }
-                if (expandingFlags === 3) {
-                    ts.tracing.instant("check", "recursiveTypeRelatedTo_DepthLimit", {
-                        sourceId: source.id,
-                        sourceIdStack: sourceStack.map(function (t) { return t.id; }),
-                        targetId: target.id,
-                        targetIdStack: targetStack.map(function (t) { return t.id; }),
-                        depth: depth,
-                    });
-                }
-                var result = expandingFlags !== 3 ? structuredTypeRelatedTo(source, target, reportErrors, intersectionState) : 3;
-                if (outofbandVarianceMarkerHandler) {
-                    outofbandVarianceMarkerHandler = originalHandler;
-                }
-                expandingFlags = saveExpandingFlags;
-                depth--;
-                if (result) {
-                    if (result === -1 || depth === 0) {
-                        if (result === -1 || result === 3) {
-                            for (var i = maybeStart; i < maybeCount; i++) {
-                                relation.set(maybeKeys[i], 1 | propagatingVarianceFlags);
-                            }
-                        }
-                        maybeCount = maybeStart;
-                    }
-                }
-                else {
-                    relation.set(id, (reportErrors ? 4 : 0) | 2 | propagatingVarianceFlags);
-                    maybeCount = maybeStart;
-                }
-                return result;
-            }
-            function structuredTypeRelatedTo(source, target, reportErrors, intersectionState) {
-                ts.tracing.push("check", "structuredTypeRelatedTo", { sourceId: source.id, targetId: target.id });
-                var result = structuredTypeRelatedToWorker(source, target, reportErrors, intersectionState);
-                ts.tracing.pop();
-                return result;
-            }
-            function structuredTypeRelatedToWorker(source, target, reportErrors, intersectionState) {
-                if (intersectionState & 4) {
-                    return propertiesRelatedTo(source, target, reportErrors, undefined, 0);
-                }
-                var flags = source.flags & target.flags;
-                if (relation === identityRelation && !(flags & 524288)) {
-                    if (flags & 4194304) {
-                        return isRelatedTo(source.type, target.type, false);
-                    }
-                    var result_7 = 0;
-                    if (flags & 8388608) {
-                        if (result_7 = isRelatedTo(source.objectType, target.objectType, false)) {
-                            if (result_7 &= isRelatedTo(source.indexType, target.indexType, false)) {
-                                return result_7;
-                            }
-                        }
-                    }
-                    if (flags & 16777216) {
-                        if (source.root.isDistributive === target.root.isDistributive) {
-                            if (result_7 = isRelatedTo(source.checkType, target.checkType, false)) {
-                                if (result_7 &= isRelatedTo(source.extendsType, target.extendsType, false)) {
-                                    if (result_7 &= isRelatedTo(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target), false)) {
-                                        if (result_7 &= isRelatedTo(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target), false)) {
-                                            return result_7;
-                                        }
-                                    }
-                                }
-                            }
-                        }
-                    }
-                    if (flags & 33554432) {
-                        return isRelatedTo(source.substitute, target.substitute, false);
-                    }
-                    return 0;
-                }
-                var result;
-                var originalErrorInfo;
-                var varianceCheckFailed = false;
-                var saveErrorInfo = captureErrorCalculationState();
-                if (source.flags & (524288 | 16777216) && source.aliasSymbol &&
-                    source.aliasTypeArguments && source.aliasSymbol === target.aliasSymbol &&
-                    !(source.aliasTypeArgumentsContainsMarker || target.aliasTypeArgumentsContainsMarker)) {
-                    var variances = getAliasVariances(source.aliasSymbol);
-                    if (variances === ts.emptyArray) {
-                        return 1;
-                    }
-                    var varianceResult = relateVariances(source.aliasTypeArguments, target.aliasTypeArguments, variances, intersectionState);
-                    if (varianceResult !== undefined) {
-                        return varianceResult;
-                    }
-                }
-                if (isSingleElementGenericTupleType(source) && !source.target.readonly && (result = isRelatedTo(getTypeArguments(source)[0], target)) ||
-                    isSingleElementGenericTupleType(target) && (target.target.readonly || isMutableArrayOrTuple(getBaseConstraintOfType(source) || source)) && (result = isRelatedTo(source, getTypeArguments(target)[0]))) {
-                    return result;
-                }
-                if (target.flags & 262144) {
-                    if (ts.getObjectFlags(source) & 32 && !source.declaration.nameType && isRelatedTo(getIndexType(target), getConstraintTypeFromMappedType(source))) {
-                        if (!(getMappedTypeModifiers(source) & 4)) {
-                            var templateType = getTemplateTypeFromMappedType(source);
-                            var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source));
-                            if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) {
-                                return result;
-                            }
-                        }
-                    }
-                }
-                else if (target.flags & 4194304) {
-                    var targetType = target.type;
-                    if (source.flags & 4194304) {
-                        if (result = isRelatedTo(targetType, source.type, false)) {
-                            return result;
-                        }
-                    }
-                    if (isTupleType(targetType)) {
-                        if (result = isRelatedTo(source, getKnownKeysOfTupleType(targetType), reportErrors)) {
-                            return result;
-                        }
-                    }
-                    else {
-                        var constraint = getSimplifiedTypeOrConstraint(targetType);
-                        if (constraint) {
-                            if (isRelatedTo(source, getIndexType(constraint, target.stringsOnly), reportErrors) === -1) {
-                                return -1;
-                            }
-                        }
-                    }
-                }
-                else if (target.flags & 8388608) {
-                    if (relation === assignableRelation || relation === comparableRelation) {
-                        var objectType = target.objectType;
-                        var indexType = target.indexType;
-                        var baseObjectType = getBaseConstraintOfType(objectType) || objectType;
-                        var baseIndexType = getBaseConstraintOfType(indexType) || indexType;
-                        if (!isGenericObjectType(baseObjectType) && !isGenericIndexType(baseIndexType)) {
-                            var accessFlags = 2 | (baseObjectType !== objectType ? 1 : 0);
-                            var constraint = getIndexedAccessTypeOrUndefined(baseObjectType, baseIndexType, target.noUncheckedIndexedAccessCandidate, undefined, accessFlags);
-                            if (constraint && (result = isRelatedTo(source, constraint, reportErrors))) {
-                                return result;
-                            }
-                        }
-                    }
-                }
-                else if (isGenericMappedType(target) && !target.declaration.nameType) {
-                    var template = getTemplateTypeFromMappedType(target);
-                    var modifiers = getMappedTypeModifiers(target);
-                    if (!(modifiers & 8)) {
-                        if (template.flags & 8388608 && template.objectType === source &&
-                            template.indexType === getTypeParameterFromMappedType(target)) {
-                            return -1;
-                        }
-                        if (!isGenericMappedType(source)) {
-                            var targetConstraint = getConstraintTypeFromMappedType(target);
-                            var sourceKeys = getIndexType(source, undefined, true);
-                            var includeOptional = modifiers & 4;
-                            var filteredByApplicability = includeOptional ? intersectTypes(targetConstraint, sourceKeys) : undefined;
-                            if (includeOptional
-                                ? !(filteredByApplicability.flags & 131072)
-                                : isRelatedTo(targetConstraint, sourceKeys)) {
-                                var templateType = getTemplateTypeFromMappedType(target);
-                                var typeParameter = getTypeParameterFromMappedType(target);
-                                var nonNullComponent = extractTypesOfKind(templateType, ~98304);
-                                if (nonNullComponent.flags & 8388608 && nonNullComponent.indexType === typeParameter) {
-                                    if (result = isRelatedTo(source, nonNullComponent.objectType, reportErrors)) {
-                                        return result;
-                                    }
-                                }
-                                else {
-                                    var indexingType = filteredByApplicability ? getIntersectionType([filteredByApplicability, typeParameter]) : typeParameter;
-                                    var indexedAccessType = getIndexedAccessType(source, indexingType);
-                                    if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) {
-                                        return result;
-                                    }
-                                }
-                            }
-                            originalErrorInfo = errorInfo;
-                            resetErrorInfo(saveErrorInfo);
-                        }
-                    }
-                }
-                else if (target.flags & 134217728 && source.flags & 128) {
-                    if (isPatternLiteralType(target)) {
-                        var result_8 = inferLiteralsFromTemplateLiteralType(source, target);
-                        if (result_8 && ts.every(result_8, function (r, i) { return isStringLiteralTypeValueParsableAsType(r, target.types[i]); })) {
-                            return -1;
-                        }
-                    }
-                }
-                if (source.flags & 8650752) {
-                    if (source.flags & 8388608 && target.flags & 8388608) {
-                        if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) {
-                            result &= isRelatedTo(source.indexType, target.indexType, reportErrors);
-                        }
-                        if (result) {
-                            resetErrorInfo(saveErrorInfo);
-                            return result;
-                        }
-                    }
-                    else {
-                        var constraint = getConstraintOfType(source);
-                        if (!constraint || (source.flags & 262144 && constraint.flags & 1)) {
-                            if (result = isRelatedTo(emptyObjectType, extractTypesOfKind(target, ~67108864))) {
-                                resetErrorInfo(saveErrorInfo);
-                                return result;
-                            }
-                        }
-                        else if (result = isRelatedTo(constraint, target, false, undefined, intersectionState)) {
-                            resetErrorInfo(saveErrorInfo);
-                            return result;
-                        }
-                        else if (result = isRelatedTo(getTypeWithThisArgument(constraint, source), target, reportErrors, undefined, intersectionState)) {
-                            resetErrorInfo(saveErrorInfo);
-                            return result;
-                        }
-                    }
-                }
-                else if (source.flags & 4194304) {
-                    if (result = isRelatedTo(keyofConstraintType, target, reportErrors)) {
-                        resetErrorInfo(saveErrorInfo);
-                        return result;
-                    }
-                }
-                else if (source.flags & 134217728) {
-                    if (target.flags & 134217728 &&
-                        source.texts.length === target.texts.length &&
-                        source.types.length === target.types.length &&
-                        ts.every(source.texts, function (t, i) { return t === target.texts[i]; }) &&
-                        ts.every(instantiateType(source, makeFunctionTypeMapper(reportUnreliableMarkers)).types, function (t, i) { return !!(target.types[i].flags & (1 | 4)) || !!isRelatedTo(t, target.types[i], false); })) {
-                        return -1;
-                    }
-                    var constraint = getBaseConstraintOfType(source);
-                    if (constraint && constraint !== source && (result = isRelatedTo(constraint, target, reportErrors))) {
-                        resetErrorInfo(saveErrorInfo);
-                        return result;
-                    }
-                }
-                else if (source.flags & 268435456) {
-                    if (target.flags & 268435456 && source.symbol === target.symbol) {
-                        if (result = isRelatedTo(source.type, target.type, reportErrors)) {
-                            resetErrorInfo(saveErrorInfo);
-                            return result;
-                        }
-                    }
-                    else {
-                        var constraint = getBaseConstraintOfType(source);
-                        if (constraint && (result = isRelatedTo(constraint, target, reportErrors))) {
-                            resetErrorInfo(saveErrorInfo);
-                            return result;
-                        }
-                    }
-                }
-                else if (source.flags & 16777216) {
-                    if (target.flags & 16777216) {
-                        var sourceParams = source.root.inferTypeParameters;
-                        var sourceExtends = source.extendsType;
-                        var mapper = void 0;
-                        if (sourceParams) {
-                            var ctx = createInferenceContext(sourceParams, undefined, 0, isRelatedTo);
-                            inferTypes(ctx.inferences, target.extendsType, sourceExtends, 256 | 512);
-                            sourceExtends = instantiateType(sourceExtends, ctx.mapper);
-                            mapper = ctx.mapper;
-                        }
-                        if (isTypeIdenticalTo(sourceExtends, target.extendsType) &&
-                            (isRelatedTo(source.checkType, target.checkType) || isRelatedTo(target.checkType, source.checkType))) {
-                            if (result = isRelatedTo(instantiateType(getTrueTypeFromConditionalType(source), mapper), getTrueTypeFromConditionalType(target), reportErrors)) {
-                                result &= isRelatedTo(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target), reportErrors);
-                            }
-                            if (result) {
-                                resetErrorInfo(saveErrorInfo);
-                                return result;
-                            }
-                        }
-                    }
-                    else {
-                        var distributiveConstraint = getConstraintOfDistributiveConditionalType(source);
-                        if (distributiveConstraint) {
-                            if (result = isRelatedTo(distributiveConstraint, target, reportErrors)) {
-                                resetErrorInfo(saveErrorInfo);
-                                return result;
-                            }
-                        }
-                    }
-                    var defaultConstraint = getDefaultConstraintOfConditionalType(source);
-                    if (defaultConstraint) {
-                        if (result = isRelatedTo(defaultConstraint, target, reportErrors)) {
-                            resetErrorInfo(saveErrorInfo);
-                            return result;
-                        }
-                    }
-                }
-                else {
-                    if (relation !== subtypeRelation && relation !== strictSubtypeRelation && isPartialMappedType(target) && isEmptyObjectType(source)) {
-                        return -1;
-                    }
-                    if (isGenericMappedType(target)) {
-                        if (isGenericMappedType(source)) {
-                            if (result = mappedTypeRelatedTo(source, target, reportErrors)) {
-                                resetErrorInfo(saveErrorInfo);
-                                return result;
-                            }
-                        }
-                        return 0;
-                    }
-                    var sourceIsPrimitive = !!(source.flags & 131068);
-                    if (relation !== identityRelation) {
-                        source = getApparentType(source);
-                    }
-                    else if (isGenericMappedType(source)) {
-                        return 0;
-                    }
-                    if (ts.getObjectFlags(source) & 4 && ts.getObjectFlags(target) & 4 && source.target === target.target &&
-                        !(ts.getObjectFlags(source) & 8192 || ts.getObjectFlags(target) & 8192)) {
-                        var variances = getVariances(source.target);
-                        if (variances === ts.emptyArray) {
-                            return 1;
-                        }
-                        var varianceResult = relateVariances(getTypeArguments(source), getTypeArguments(target), variances, intersectionState);
-                        if (varianceResult !== undefined) {
-                            return varianceResult;
-                        }
-                    }
-                    else if (isReadonlyArrayType(target) ? isArrayType(source) || isTupleType(source) : isArrayType(target) && isTupleType(source) && !source.target.readonly) {
-                        if (relation !== identityRelation) {
-                            return isRelatedTo(getIndexTypeOfType(source, 1) || anyType, getIndexTypeOfType(target, 1) || anyType, reportErrors);
-                        }
-                        else {
-                            return 0;
-                        }
-                    }
-                    else if ((relation === subtypeRelation || relation === strictSubtypeRelation) && isEmptyObjectType(target) && ts.getObjectFlags(target) & 32768 && !isEmptyObjectType(source)) {
-                        return 0;
-                    }
-                    if (source.flags & (524288 | 2097152) && target.flags & 524288) {
-                        var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo.errorInfo && !sourceIsPrimitive;
-                        result = propertiesRelatedTo(source, target, reportStructuralErrors, undefined, intersectionState);
-                        if (result) {
-                            result &= signaturesRelatedTo(source, target, 0, reportStructuralErrors);
-                            if (result) {
-                                result &= signaturesRelatedTo(source, target, 1, reportStructuralErrors);
-                                if (result) {
-                                    result &= indexTypesRelatedTo(source, target, 0, sourceIsPrimitive, reportStructuralErrors, intersectionState);
-                                    if (result) {
-                                        result &= indexTypesRelatedTo(source, target, 1, sourceIsPrimitive, reportStructuralErrors, intersectionState);
-                                    }
-                                }
-                            }
-                        }
-                        if (varianceCheckFailed && result) {
-                            errorInfo = originalErrorInfo || errorInfo || saveErrorInfo.errorInfo;
-                        }
-                        else if (result) {
-                            return result;
-                        }
-                    }
-                    if (source.flags & (524288 | 2097152) && target.flags & 1048576) {
-                        var objectOnlyTarget = extractTypesOfKind(target, 524288 | 2097152 | 33554432);
-                        if (objectOnlyTarget.flags & 1048576) {
-                            var result_9 = typeRelatedToDiscriminatedType(source, objectOnlyTarget);
-                            if (result_9) {
-                                return result_9;
-                            }
-                        }
-                    }
-                }
-                return 0;
-                function relateVariances(sourceTypeArguments, targetTypeArguments, variances, intersectionState) {
-                    if (result = typeArgumentsRelatedTo(sourceTypeArguments, targetTypeArguments, variances, reportErrors, intersectionState)) {
-                        return result;
-                    }
-                    if (ts.some(variances, function (v) { return !!(v & 24); })) {
-                        originalErrorInfo = undefined;
-                        resetErrorInfo(saveErrorInfo);
-                        return undefined;
-                    }
-                    var allowStructuralFallback = targetTypeArguments && hasCovariantVoidArgument(targetTypeArguments, variances);
-                    varianceCheckFailed = !allowStructuralFallback;
-                    if (variances !== ts.emptyArray && !allowStructuralFallback) {
-                        if (varianceCheckFailed && !(reportErrors && ts.some(variances, function (v) { return (v & 7) === 0; }))) {
-                            return 0;
-                        }
-                        originalErrorInfo = errorInfo;
-                        resetErrorInfo(saveErrorInfo);
-                    }
-                }
-            }
-            function reportUnmeasurableMarkers(p) {
-                if (outofbandVarianceMarkerHandler && (p === markerSuperType || p === markerSubType || p === markerOtherType)) {
-                    outofbandVarianceMarkerHandler(false);
-                }
-                return p;
-            }
-            function reportUnreliableMarkers(p) {
-                if (outofbandVarianceMarkerHandler && (p === markerSuperType || p === markerSubType || p === markerOtherType)) {
-                    outofbandVarianceMarkerHandler(true);
-                }
-                return p;
-            }
-            function mappedTypeRelatedTo(source, target, reportErrors) {
-                var modifiersRelated = relation === comparableRelation || (relation === identityRelation ? getMappedTypeModifiers(source) === getMappedTypeModifiers(target) :
-                    getCombinedMappedTypeOptionality(source) <= getCombinedMappedTypeOptionality(target));
-                if (modifiersRelated) {
-                    var result_10;
-                    var targetConstraint = getConstraintTypeFromMappedType(target);
-                    var sourceConstraint = instantiateType(getConstraintTypeFromMappedType(source), makeFunctionTypeMapper(getCombinedMappedTypeOptionality(source) < 0 ? reportUnmeasurableMarkers : reportUnreliableMarkers));
-                    if (result_10 = isRelatedTo(targetConstraint, sourceConstraint, reportErrors)) {
-                        var mapper = createTypeMapper([getTypeParameterFromMappedType(source)], [getTypeParameterFromMappedType(target)]);
-                        if (instantiateType(getNameTypeFromMappedType(source), mapper) === instantiateType(getNameTypeFromMappedType(target), mapper)) {
-                            return result_10 & isRelatedTo(instantiateType(getTemplateTypeFromMappedType(source), mapper), getTemplateTypeFromMappedType(target), reportErrors);
-                        }
-                    }
-                }
-                return 0;
-            }
-            function typeRelatedToDiscriminatedType(source, target) {
-                var sourceProperties = getPropertiesOfType(source);
-                var sourcePropertiesFiltered = findDiscriminantProperties(sourceProperties, target);
-                if (!sourcePropertiesFiltered)
-                    return 0;
-                var numCombinations = 1;
-                for (var _i = 0, sourcePropertiesFiltered_1 = sourcePropertiesFiltered; _i < sourcePropertiesFiltered_1.length; _i++) {
-                    var sourceProperty = sourcePropertiesFiltered_1[_i];
-                    numCombinations *= countTypes(getTypeOfSymbol(sourceProperty));
-                    if (numCombinations > 25) {
-                        ts.tracing.instant("check", "typeRelatedToDiscriminatedType_DepthLimit", { sourceId: source.id, targetId: target.id, numCombinations: numCombinations });
-                        return 0;
-                    }
-                }
-                var sourceDiscriminantTypes = new Array(sourcePropertiesFiltered.length);
-                var excludedProperties = new ts.Set();
-                for (var i = 0; i < sourcePropertiesFiltered.length; i++) {
-                    var sourceProperty = sourcePropertiesFiltered[i];
-                    var sourcePropertyType = getTypeOfSymbol(sourceProperty);
-                    sourceDiscriminantTypes[i] = sourcePropertyType.flags & 1048576
-                        ? sourcePropertyType.types
-                        : [sourcePropertyType];
-                    excludedProperties.add(sourceProperty.escapedName);
-                }
-                var discriminantCombinations = ts.cartesianProduct(sourceDiscriminantTypes);
-                var matchingTypes = [];
-                var _loop_17 = function (combination) {
-                    var hasMatch = false;
-                    outer: for (var _i = 0, _a = target.types; _i < _a.length; _i++) {
-                        var type = _a[_i];
-                        var _loop_18 = function (i) {
-                            var sourceProperty = sourcePropertiesFiltered[i];
-                            var targetProperty = getPropertyOfType(type, sourceProperty.escapedName);
-                            if (!targetProperty)
-                                return "continue-outer";
-                            if (sourceProperty === targetProperty)
-                                return "continue";
-                            var related = propertyRelatedTo(source, target, sourceProperty, targetProperty, function (_) { return combination[i]; }, false, 0, strictNullChecks || relation === comparableRelation);
-                            if (!related) {
-                                return "continue-outer";
-                            }
-                        };
-                        for (var i = 0; i < sourcePropertiesFiltered.length; i++) {
-                            var state_7 = _loop_18(i);
-                            switch (state_7) {
-                                case "continue-outer": continue outer;
-                            }
-                        }
-                        ts.pushIfUnique(matchingTypes, type, ts.equateValues);
-                        hasMatch = true;
-                    }
-                    if (!hasMatch) {
-                        return { value: 0 };
-                    }
-                };
-                for (var _a = 0, discriminantCombinations_1 = discriminantCombinations; _a < discriminantCombinations_1.length; _a++) {
-                    var combination = discriminantCombinations_1[_a];
-                    var state_6 = _loop_17(combination);
-                    if (typeof state_6 === "object")
-                        return state_6.value;
-                }
-                var result = -1;
-                for (var _b = 0, matchingTypes_1 = matchingTypes; _b < matchingTypes_1.length; _b++) {
-                    var type = matchingTypes_1[_b];
-                    result &= propertiesRelatedTo(source, type, false, excludedProperties, 0);
-                    if (result) {
-                        result &= signaturesRelatedTo(source, type, 0, false);
-                        if (result) {
-                            result &= signaturesRelatedTo(source, type, 1, false);
-                            if (result) {
-                                result &= indexTypesRelatedTo(source, type, 0, false, false, 0);
-                                if (result && !(isTupleType(source) && isTupleType(type))) {
-                                    result &= indexTypesRelatedTo(source, type, 1, false, false, 0);
-                                }
-                            }
-                        }
-                    }
-                    if (!result) {
-                        return result;
-                    }
-                }
-                return result;
-            }
-            function excludeProperties(properties, excludedProperties) {
-                if (!excludedProperties || properties.length === 0)
-                    return properties;
-                var result;
-                for (var i = 0; i < properties.length; i++) {
-                    if (!excludedProperties.has(properties[i].escapedName)) {
-                        if (result) {
-                            result.push(properties[i]);
-                        }
-                    }
-                    else if (!result) {
-                        result = properties.slice(0, i);
-                    }
-                }
-                return result || properties;
-            }
-            function isPropertySymbolTypeRelated(sourceProp, targetProp, getTypeOfSourceProperty, reportErrors, intersectionState) {
-                var targetIsOptional = strictNullChecks && !!(ts.getCheckFlags(targetProp) & 48);
-                var source = getTypeOfSourceProperty(sourceProp);
-                if (ts.getCheckFlags(targetProp) & 65536 && !getSymbolLinks(targetProp).type) {
-                    var links = getSymbolLinks(targetProp);
-                    ts.Debug.assertIsDefined(links.deferralParent);
-                    ts.Debug.assertIsDefined(links.deferralConstituents);
-                    var unionParent = !!(links.deferralParent.flags & 1048576);
-                    var result_11 = unionParent ? 0 : -1;
-                    var targetTypes = links.deferralConstituents;
-                    for (var _i = 0, targetTypes_3 = targetTypes; _i < targetTypes_3.length; _i++) {
-                        var targetType = targetTypes_3[_i];
-                        var related = isRelatedTo(source, targetType, false, undefined, unionParent ? 0 : 2);
-                        if (!unionParent) {
-                            if (!related) {
-                                return isRelatedTo(source, addOptionality(getTypeOfSymbol(targetProp), targetIsOptional), reportErrors);
-                            }
-                            result_11 &= related;
-                        }
-                        else {
-                            if (related) {
-                                return related;
-                            }
-                        }
-                    }
-                    if (unionParent && !result_11 && targetIsOptional) {
-                        result_11 = isRelatedTo(source, undefinedType);
-                    }
-                    if (unionParent && !result_11 && reportErrors) {
-                        return isRelatedTo(source, addOptionality(getTypeOfSymbol(targetProp), targetIsOptional), reportErrors);
-                    }
-                    return result_11;
-                }
-                else {
-                    return isRelatedTo(source, addOptionality(getTypeOfSymbol(targetProp), targetIsOptional), reportErrors, undefined, intersectionState);
-                }
-            }
-            function propertyRelatedTo(source, target, sourceProp, targetProp, getTypeOfSourceProperty, reportErrors, intersectionState, skipOptional) {
-                var sourcePropFlags = ts.getDeclarationModifierFlagsFromSymbol(sourceProp);
-                var targetPropFlags = ts.getDeclarationModifierFlagsFromSymbol(targetProp);
-                if (sourcePropFlags & 8 || targetPropFlags & 8) {
-                    if (sourceProp.valueDeclaration !== targetProp.valueDeclaration) {
-                        if (reportErrors) {
-                            if (sourcePropFlags & 8 && targetPropFlags & 8) {
-                                reportError(ts.Diagnostics.Types_have_separate_declarations_of_a_private_property_0, symbolToString(targetProp));
-                            }
-                            else {
-                                reportError(ts.Diagnostics.Property_0_is_private_in_type_1_but_not_in_type_2, symbolToString(targetProp), typeToString(sourcePropFlags & 8 ? source : target), typeToString(sourcePropFlags & 8 ? target : source));
-                            }
-                        }
-                        return 0;
-                    }
-                }
-                else if (targetPropFlags & 16) {
-                    if (!isValidOverrideOf(sourceProp, targetProp)) {
-                        if (reportErrors) {
-                            reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(getDeclaringClass(sourceProp) || source), typeToString(getDeclaringClass(targetProp) || target));
-                        }
-                        return 0;
-                    }
-                }
-                else if (sourcePropFlags & 16) {
-                    if (reportErrors) {
-                        reportError(ts.Diagnostics.Property_0_is_protected_in_type_1_but_public_in_type_2, symbolToString(targetProp), typeToString(source), typeToString(target));
-                    }
-                    return 0;
-                }
-                var related = isPropertySymbolTypeRelated(sourceProp, targetProp, getTypeOfSourceProperty, reportErrors, intersectionState);
-                if (!related) {
-                    if (reportErrors) {
-                        reportIncompatibleError(ts.Diagnostics.Types_of_property_0_are_incompatible, symbolToString(targetProp));
-                    }
-                    return 0;
-                }
-                if (!skipOptional && sourceProp.flags & 16777216 && !(targetProp.flags & 16777216)) {
-                    if (reportErrors) {
-                        reportError(ts.Diagnostics.Property_0_is_optional_in_type_1_but_required_in_type_2, symbolToString(targetProp), typeToString(source), typeToString(target));
-                    }
-                    return 0;
-                }
-                return related;
-            }
-            function reportUnmatchedProperty(source, target, unmatchedProperty, requireOptionalProperties) {
-                var shouldSkipElaboration = false;
-                if (unmatchedProperty.valueDeclaration
-                    && ts.isNamedDeclaration(unmatchedProperty.valueDeclaration)
-                    && ts.isPrivateIdentifier(unmatchedProperty.valueDeclaration.name)
-                    && source.symbol
-                    && source.symbol.flags & 32) {
-                    var privateIdentifierDescription = unmatchedProperty.valueDeclaration.name.escapedText;
-                    var symbolTableKey = ts.getSymbolNameForPrivateIdentifier(source.symbol, privateIdentifierDescription);
-                    if (symbolTableKey && getPropertyOfType(source, symbolTableKey)) {
-                        var sourceName = ts.factory.getDeclarationName(source.symbol.valueDeclaration);
-                        var targetName = ts.factory.getDeclarationName(target.symbol.valueDeclaration);
-                        reportError(ts.Diagnostics.Property_0_in_type_1_refers_to_a_different_member_that_cannot_be_accessed_from_within_type_2, diagnosticName(privateIdentifierDescription), diagnosticName(sourceName.escapedText === "" ? anon : sourceName), diagnosticName(targetName.escapedText === "" ? anon : targetName));
-                        return;
-                    }
-                }
-                var props = ts.arrayFrom(getUnmatchedProperties(source, target, requireOptionalProperties, false));
-                if (!headMessage || (headMessage.code !== ts.Diagnostics.Class_0_incorrectly_implements_interface_1.code &&
-                    headMessage.code !== ts.Diagnostics.Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclass.code)) {
-                    shouldSkipElaboration = true;
-                }
-                if (props.length === 1) {
-                    var propName = symbolToString(unmatchedProperty);
-                    reportError.apply(void 0, __spreadArrays([ts.Diagnostics.Property_0_is_missing_in_type_1_but_required_in_type_2, propName], getTypeNamesForErrorDisplay(source, target)));
-                    if (ts.length(unmatchedProperty.declarations)) {
-                        associateRelatedInfo(ts.createDiagnosticForNode(unmatchedProperty.declarations[0], ts.Diagnostics._0_is_declared_here, propName));
-                    }
-                    if (shouldSkipElaboration && errorInfo) {
-                        overrideNextErrorInfo++;
-                    }
-                }
-                else if (tryElaborateArrayLikeErrors(source, target, false)) {
-                    if (props.length > 5) {
-                        reportError(ts.Diagnostics.Type_0_is_missing_the_following_properties_from_type_1_Colon_2_and_3_more, typeToString(source), typeToString(target), ts.map(props.slice(0, 4), function (p) { return symbolToString(p); }).join(", "), props.length - 4);
-                    }
-                    else {
-                        reportError(ts.Diagnostics.Type_0_is_missing_the_following_properties_from_type_1_Colon_2, typeToString(source), typeToString(target), ts.map(props, function (p) { return symbolToString(p); }).join(", "));
-                    }
-                    if (shouldSkipElaboration && errorInfo) {
-                        overrideNextErrorInfo++;
-                    }
-                }
-            }
-            function propertiesRelatedTo(source, target, reportErrors, excludedProperties, intersectionState) {
-                if (relation === identityRelation) {
-                    return propertiesIdenticalTo(source, target, excludedProperties);
-                }
-                var result = -1;
-                if (isTupleType(target)) {
-                    if (isArrayType(source) || isTupleType(source)) {
-                        if (!target.target.readonly && (isReadonlyArrayType(source) || isTupleType(source) && source.target.readonly)) {
-                            return 0;
-                        }
-                        var sourceArity = getTypeReferenceArity(source);
-                        var targetArity = getTypeReferenceArity(target);
-                        var sourceRestFlag = isTupleType(source) ? source.target.combinedFlags & 4 : 4;
-                        var targetRestFlag = target.target.combinedFlags & 4;
-                        var sourceMinLength = isTupleType(source) ? source.target.minLength : 0;
-                        var targetMinLength = target.target.minLength;
-                        if (!sourceRestFlag && sourceArity < targetMinLength) {
-                            if (reportErrors) {
-                                reportError(ts.Diagnostics.Source_has_0_element_s_but_target_requires_1, sourceArity, targetMinLength);
-                            }
-                            return 0;
-                        }
-                        if (!targetRestFlag && targetArity < sourceMinLength) {
-                            if (reportErrors) {
-                                reportError(ts.Diagnostics.Source_has_0_element_s_but_target_allows_only_1, sourceMinLength, targetArity);
-                            }
-                            return 0;
-                        }
-                        if (!targetRestFlag && sourceRestFlag) {
-                            if (reportErrors) {
-                                if (sourceMinLength < targetMinLength) {
-                                    reportError(ts.Diagnostics.Target_requires_0_element_s_but_source_may_have_fewer, targetMinLength);
-                                }
-                                else {
-                                    reportError(ts.Diagnostics.Target_allows_only_0_element_s_but_source_may_have_more, targetArity);
-                                }
-                            }
-                            return 0;
-                        }
-                        var maxArity = Math.max(sourceArity, targetArity);
-                        for (var i = 0; i < maxArity; i++) {
-                            var targetFlags = i < targetArity ? target.target.elementFlags[i] : targetRestFlag;
-                            var sourceFlags = isTupleType(source) && i < sourceArity ? source.target.elementFlags[i] : sourceRestFlag;
-                            var canExcludeDiscriminants = !!excludedProperties;
-                            if (sourceFlags && targetFlags) {
-                                if (targetFlags & 8 && !(sourceFlags & 8) ||
-                                    (sourceFlags & 8 && !(targetFlags & 12))) {
-                                    if (reportErrors) {
-                                        reportError(ts.Diagnostics.Element_at_index_0_is_variadic_in_one_type_but_not_in_the_other, i);
-                                    }
-                                    return 0;
-                                }
-                                if (targetFlags & 1) {
-                                    if (!(sourceFlags & 1)) {
-                                        if (reportErrors) {
-                                            reportError(ts.Diagnostics.Property_0_is_optional_in_type_1_but_required_in_type_2, i, typeToString(source), typeToString(target));
-                                        }
-                                        return 0;
-                                    }
-                                }
-                                if (canExcludeDiscriminants) {
-                                    if (sourceFlags & 12 || targetFlags & 12) {
-                                        canExcludeDiscriminants = false;
-                                    }
-                                    if (canExcludeDiscriminants && (excludedProperties === null || excludedProperties === void 0 ? void 0 : excludedProperties.has(("" + i)))) {
-                                        continue;
-                                    }
-                                }
-                                var sourceType = getTypeArguments(source)[Math.min(i, sourceArity - 1)];
-                                var targetType = getTypeArguments(target)[Math.min(i, targetArity - 1)];
-                                var targetCheckType = sourceFlags & 8 && targetFlags & 4 ? createArrayType(targetType) : targetType;
-                                var related = isRelatedTo(sourceType, targetCheckType, reportErrors, undefined, intersectionState);
-                                if (!related) {
-                                    if (reportErrors) {
-                                        reportIncompatibleError(ts.Diagnostics.Types_of_property_0_are_incompatible, i);
-                                    }
-                                    return 0;
-                                }
-                                result &= related;
-                            }
-                        }
-                        return result;
-                    }
-                    if (target.target.combinedFlags & 12) {
-                        return 0;
-                    }
-                }
-                var requireOptionalProperties = (relation === subtypeRelation || relation === strictSubtypeRelation) && !isObjectLiteralType(source) && !isEmptyArrayLiteralType(source) && !isTupleType(source);
-                var unmatchedProperty = getUnmatchedProperty(source, target, requireOptionalProperties, false);
-                if (unmatchedProperty) {
-                    if (reportErrors) {
-                        reportUnmatchedProperty(source, target, unmatchedProperty, requireOptionalProperties);
-                    }
-                    return 0;
-                }
-                if (isObjectLiteralType(target)) {
-                    for (var _i = 0, _a = excludeProperties(getPropertiesOfType(source), excludedProperties); _i < _a.length; _i++) {
-                        var sourceProp = _a[_i];
-                        if (!getPropertyOfObjectType(target, sourceProp.escapedName)) {
-                            var sourceType = getTypeOfSymbol(sourceProp);
-                            if (!(sourceType === undefinedType || sourceType === undefinedWideningType || sourceType === optionalType)) {
-                                if (reportErrors) {
-                                    reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(sourceProp), typeToString(target));
-                                }
-                                return 0;
-                            }
-                        }
-                    }
-                }
-                var properties = getPropertiesOfType(target);
-                var numericNamesOnly = isTupleType(source) && isTupleType(target);
-                for (var _b = 0, _c = excludeProperties(properties, excludedProperties); _b < _c.length; _b++) {
-                    var targetProp = _c[_b];
-                    var name = targetProp.escapedName;
-                    if (!(targetProp.flags & 4194304) && (!numericNamesOnly || isNumericLiteralName(name) || name === "length")) {
-                        var sourceProp = getPropertyOfType(source, name);
-                        if (sourceProp && sourceProp !== targetProp) {
-                            var related = propertyRelatedTo(source, target, sourceProp, targetProp, getTypeOfSymbol, reportErrors, intersectionState, relation === comparableRelation);
-                            if (!related) {
-                                return 0;
-                            }
-                            result &= related;
-                        }
-                    }
-                }
-                return result;
-            }
-            function propertiesIdenticalTo(source, target, excludedProperties) {
-                if (!(source.flags & 524288 && target.flags & 524288)) {
-                    return 0;
-                }
-                var sourceProperties = excludeProperties(getPropertiesOfObjectType(source), excludedProperties);
-                var targetProperties = excludeProperties(getPropertiesOfObjectType(target), excludedProperties);
-                if (sourceProperties.length !== targetProperties.length) {
-                    return 0;
-                }
-                var result = -1;
-                for (var _i = 0, sourceProperties_1 = sourceProperties; _i < sourceProperties_1.length; _i++) {
-                    var sourceProp = sourceProperties_1[_i];
-                    var targetProp = getPropertyOfObjectType(target, sourceProp.escapedName);
-                    if (!targetProp) {
-                        return 0;
-                    }
-                    var related = compareProperties(sourceProp, targetProp, isRelatedTo);
-                    if (!related) {
-                        return 0;
-                    }
-                    result &= related;
-                }
-                return result;
-            }
-            function signaturesRelatedTo(source, target, kind, reportErrors) {
-                var _a, _b;
-                if (relation === identityRelation) {
-                    return signaturesIdenticalTo(source, target, kind);
-                }
-                if (target === anyFunctionType || source === anyFunctionType) {
-                    return -1;
-                }
-                var sourceIsJSConstructor = source.symbol && isJSConstructor(source.symbol.valueDeclaration);
-                var targetIsJSConstructor = target.symbol && isJSConstructor(target.symbol.valueDeclaration);
-                var sourceSignatures = getSignaturesOfType(source, (sourceIsJSConstructor && kind === 1) ?
-                    0 : kind);
-                var targetSignatures = getSignaturesOfType(target, (targetIsJSConstructor && kind === 1) ?
-                    0 : kind);
-                if (kind === 1 && sourceSignatures.length && targetSignatures.length) {
-                    if (ts.isAbstractConstructorType(source) && !ts.isAbstractConstructorType(target)) {
-                        if (reportErrors) {
-                            reportError(ts.Diagnostics.Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type);
-                        }
-                        return 0;
-                    }
-                    if (!constructorVisibilitiesAreCompatible(sourceSignatures[0], targetSignatures[0], reportErrors)) {
-                        return 0;
-                    }
-                }
-                var result = -1;
-                var saveErrorInfo = captureErrorCalculationState();
-                var incompatibleReporter = kind === 1 ? reportIncompatibleConstructSignatureReturn : reportIncompatibleCallSignatureReturn;
-                var sourceObjectFlags = ts.getObjectFlags(source);
-                var targetObjectFlags = ts.getObjectFlags(target);
-                if (sourceObjectFlags & 64 && targetObjectFlags & 64 && source.symbol === target.symbol) {
-                    for (var i = 0; i < targetSignatures.length; i++) {
-                        var related = signatureRelatedTo(sourceSignatures[i], targetSignatures[i], true, reportErrors, incompatibleReporter(sourceSignatures[i], targetSignatures[i]));
-                        if (!related) {
-                            return 0;
-                        }
-                        result &= related;
-                    }
-                }
-                else if (sourceSignatures.length === 1 && targetSignatures.length === 1) {
-                    var eraseGenerics = relation === comparableRelation || !!compilerOptions.noStrictGenericChecks;
-                    var sourceSignature = ts.first(sourceSignatures);
-                    var targetSignature = ts.first(targetSignatures);
-                    result = signatureRelatedTo(sourceSignature, targetSignature, eraseGenerics, reportErrors, incompatibleReporter(sourceSignature, targetSignature));
-                    if (!result && reportErrors && kind === 1 && (sourceObjectFlags & targetObjectFlags) &&
-                        (((_a = targetSignature.declaration) === null || _a === void 0 ? void 0 : _a.kind) === 166 || ((_b = sourceSignature.declaration) === null || _b === void 0 ? void 0 : _b.kind) === 166)) {
-                        var constructSignatureToString = function (signature) {
-                            return signatureToString(signature, undefined, 262144, kind);
-                        };
-                        reportError(ts.Diagnostics.Type_0_is_not_assignable_to_type_1, constructSignatureToString(sourceSignature), constructSignatureToString(targetSignature));
-                        reportError(ts.Diagnostics.Types_of_construct_signatures_are_incompatible);
-                        return result;
-                    }
-                }
-                else {
-                    outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) {
-                        var t = targetSignatures_1[_i];
-                        var shouldElaborateErrors = reportErrors;
-                        for (var _c = 0, sourceSignatures_1 = sourceSignatures; _c < sourceSignatures_1.length; _c++) {
-                            var s = sourceSignatures_1[_c];
-                            var related = signatureRelatedTo(s, t, true, shouldElaborateErrors, incompatibleReporter(s, t));
-                            if (related) {
-                                result &= related;
-                                resetErrorInfo(saveErrorInfo);
-                                continue outer;
-                            }
-                            shouldElaborateErrors = false;
-                        }
-                        if (shouldElaborateErrors) {
-                            reportError(ts.Diagnostics.Type_0_provides_no_match_for_the_signature_1, typeToString(source), signatureToString(t, undefined, undefined, kind));
-                        }
-                        return 0;
-                    }
-                }
-                return result;
-            }
-            function reportIncompatibleCallSignatureReturn(siga, sigb) {
-                if (siga.parameters.length === 0 && sigb.parameters.length === 0) {
-                    return function (source, target) { return reportIncompatibleError(ts.Diagnostics.Call_signatures_with_no_arguments_have_incompatible_return_types_0_and_1, typeToString(source), typeToString(target)); };
-                }
-                return function (source, target) { return reportIncompatibleError(ts.Diagnostics.Call_signature_return_types_0_and_1_are_incompatible, typeToString(source), typeToString(target)); };
-            }
-            function reportIncompatibleConstructSignatureReturn(siga, sigb) {
-                if (siga.parameters.length === 0 && sigb.parameters.length === 0) {
-                    return function (source, target) { return reportIncompatibleError(ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1, typeToString(source), typeToString(target)); };
-                }
-                return function (source, target) { return reportIncompatibleError(ts.Diagnostics.Construct_signature_return_types_0_and_1_are_incompatible, typeToString(source), typeToString(target)); };
-            }
-            function signatureRelatedTo(source, target, erase, reportErrors, incompatibleReporter) {
-                return compareSignaturesRelated(erase ? getErasedSignature(source) : source, erase ? getErasedSignature(target) : target, relation === strictSubtypeRelation ? 8 : 0, reportErrors, reportError, incompatibleReporter, isRelatedTo, makeFunctionTypeMapper(reportUnreliableMarkers));
-            }
-            function signaturesIdenticalTo(source, target, kind) {
-                var sourceSignatures = getSignaturesOfType(source, kind);
-                var targetSignatures = getSignaturesOfType(target, kind);
-                if (sourceSignatures.length !== targetSignatures.length) {
-                    return 0;
-                }
-                var result = -1;
-                for (var i = 0; i < sourceSignatures.length; i++) {
-                    var related = compareSignaturesIdentical(sourceSignatures[i], targetSignatures[i], false, false, false, isRelatedTo);
-                    if (!related) {
-                        return 0;
-                    }
-                    result &= related;
-                }
-                return result;
-            }
-            function eachPropertyRelatedTo(source, target, kind, reportErrors) {
-                var result = -1;
-                var props = source.flags & 2097152 ? getPropertiesOfUnionOrIntersectionType(source) : getPropertiesOfObjectType(source);
-                for (var _i = 0, props_2 = props; _i < props_2.length; _i++) {
-                    var prop = props_2[_i];
-                    if (isIgnoredJsxProperty(source, prop)) {
-                        continue;
-                    }
-                    var nameType = getSymbolLinks(prop).nameType;
-                    if (nameType && nameType.flags & 8192) {
-                        continue;
-                    }
-                    if (kind === 0 || isNumericLiteralName(prop.escapedName)) {
-                        var related = isRelatedTo(getTypeOfSymbol(prop), target, reportErrors);
-                        if (!related) {
-                            if (reportErrors) {
-                                reportError(ts.Diagnostics.Property_0_is_incompatible_with_index_signature, symbolToString(prop));
-                            }
-                            return 0;
-                        }
-                        result &= related;
-                    }
-                }
-                return result;
-            }
-            function indexTypeRelatedTo(sourceType, targetType, reportErrors) {
-                var related = isRelatedTo(sourceType, targetType, reportErrors);
-                if (!related && reportErrors) {
-                    reportError(ts.Diagnostics.Index_signatures_are_incompatible);
-                }
-                return related;
-            }
-            function indexTypesRelatedTo(source, target, kind, sourceIsPrimitive, reportErrors, intersectionState) {
-                if (relation === identityRelation) {
-                    return indexTypesIdenticalTo(source, target, kind);
-                }
-                var targetType = getIndexTypeOfType(target, kind);
-                if (!targetType || targetType.flags & 1 && !sourceIsPrimitive) {
-                    return -1;
-                }
-                if (isGenericMappedType(source)) {
-                    return getIndexTypeOfType(target, 0) ? isRelatedTo(getTemplateTypeFromMappedType(source), targetType, reportErrors) : 0;
-                }
-                var indexType = getIndexTypeOfType(source, kind) || kind === 1 && getIndexTypeOfType(source, 0);
-                if (indexType) {
-                    return indexTypeRelatedTo(indexType, targetType, reportErrors);
-                }
-                if (!(intersectionState & 1) && isObjectTypeWithInferableIndex(source)) {
-                    var related = eachPropertyRelatedTo(source, targetType, kind, reportErrors);
-                    if (related && kind === 0) {
-                        var numberIndexType = getIndexTypeOfType(source, 1);
-                        if (numberIndexType) {
-                            related &= indexTypeRelatedTo(numberIndexType, targetType, reportErrors);
-                        }
-                    }
-                    return related;
-                }
-                if (reportErrors) {
-                    reportError(ts.Diagnostics.Index_signature_is_missing_in_type_0, typeToString(source));
-                }
-                return 0;
-            }
-            function indexTypesIdenticalTo(source, target, indexKind) {
-                var targetInfo = getIndexInfoOfType(target, indexKind);
-                var sourceInfo = getIndexInfoOfType(source, indexKind);
-                if (!sourceInfo && !targetInfo) {
-                    return -1;
-                }
-                if (sourceInfo && targetInfo && sourceInfo.isReadonly === targetInfo.isReadonly) {
-                    return isRelatedTo(sourceInfo.type, targetInfo.type);
-                }
-                return 0;
-            }
-            function constructorVisibilitiesAreCompatible(sourceSignature, targetSignature, reportErrors) {
-                if (!sourceSignature.declaration || !targetSignature.declaration) {
-                    return true;
-                }
-                var sourceAccessibility = ts.getSelectedEffectiveModifierFlags(sourceSignature.declaration, 24);
-                var targetAccessibility = ts.getSelectedEffectiveModifierFlags(targetSignature.declaration, 24);
-                if (targetAccessibility === 8) {
-                    return true;
-                }
-                if (targetAccessibility === 16 && sourceAccessibility !== 8) {
-                    return true;
-                }
-                if (targetAccessibility !== 16 && !sourceAccessibility) {
-                    return true;
-                }
-                if (reportErrors) {
-                    reportError(ts.Diagnostics.Cannot_assign_a_0_constructor_type_to_a_1_constructor_type, visibilityToString(sourceAccessibility), visibilityToString(targetAccessibility));
-                }
-                return false;
-            }
-        }
-        function typeCouldHaveTopLevelSingletonTypes(type) {
-            if (type.flags & 16) {
-                return false;
-            }
-            if (type.flags & 3145728) {
-                return !!ts.forEach(type.types, typeCouldHaveTopLevelSingletonTypes);
-            }
-            if (type.flags & 465829888) {
-                var constraint = getConstraintOfType(type);
-                if (constraint && constraint !== type) {
-                    return typeCouldHaveTopLevelSingletonTypes(constraint);
-                }
-            }
-            return isUnitType(type) || !!(type.flags & 134217728);
-        }
-        function getBestMatchingType(source, target, isRelatedTo) {
-            if (isRelatedTo === void 0) { isRelatedTo = compareTypesAssignable; }
-            return findMatchingDiscriminantType(source, target, isRelatedTo, true) ||
-                findMatchingTypeReferenceOrTypeAliasReference(source, target) ||
-                findBestTypeForObjectLiteral(source, target) ||
-                findBestTypeForInvokable(source, target) ||
-                findMostOverlappyType(source, target);
-        }
-        function discriminateTypeByDiscriminableItems(target, discriminators, related, defaultValue, skipPartial) {
-            var discriminable = target.types.map(function (_) { return undefined; });
-            for (var _i = 0, discriminators_1 = discriminators; _i < discriminators_1.length; _i++) {
-                var _a = discriminators_1[_i], getDiscriminatingType = _a[0], propertyName = _a[1];
-                var targetProp = getUnionOrIntersectionProperty(target, propertyName);
-                if (skipPartial && targetProp && ts.getCheckFlags(targetProp) & 16) {
-                    continue;
-                }
-                var i = 0;
-                for (var _b = 0, _c = target.types; _b < _c.length; _b++) {
-                    var type = _c[_b];
-                    var targetType = getTypeOfPropertyOfType(type, propertyName);
-                    if (targetType && related(getDiscriminatingType(), targetType)) {
-                        discriminable[i] = discriminable[i] === undefined ? true : discriminable[i];
-                    }
-                    else {
-                        discriminable[i] = false;
-                    }
-                    i++;
-                }
-            }
-            var match = discriminable.indexOf(true);
-            if (match === -1) {
-                return defaultValue;
-            }
-            var nextMatch = discriminable.indexOf(true, match + 1);
-            while (nextMatch !== -1) {
-                if (!isTypeIdenticalTo(target.types[match], target.types[nextMatch])) {
-                    return defaultValue;
-                }
-                nextMatch = discriminable.indexOf(true, nextMatch + 1);
-            }
-            return target.types[match];
-        }
-        function isWeakType(type) {
-            if (type.flags & 524288) {
-                var resolved = resolveStructuredTypeMembers(type);
-                return resolved.callSignatures.length === 0 && resolved.constructSignatures.length === 0 &&
-                    !resolved.stringIndexInfo && !resolved.numberIndexInfo &&
-                    resolved.properties.length > 0 &&
-                    ts.every(resolved.properties, function (p) { return !!(p.flags & 16777216); });
-            }
-            if (type.flags & 2097152) {
-                return ts.every(type.types, isWeakType);
-            }
-            return false;
-        }
-        function hasCommonProperties(source, target, isComparingJsxAttributes) {
-            for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) {
-                var prop = _a[_i];
-                if (isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function getMarkerTypeReference(type, source, target) {
-            var result = createTypeReference(type, ts.map(type.typeParameters, function (t) { return t === source ? target : t; }));
-            result.objectFlags |= 8192;
-            return result;
-        }
-        function getAliasVariances(symbol) {
-            var links = getSymbolLinks(symbol);
-            return getVariancesWorker(links.typeParameters, links, function (_links, param, marker) {
-                var type = getTypeAliasInstantiation(symbol, instantiateTypes(links.typeParameters, makeUnaryTypeMapper(param, marker)));
-                type.aliasTypeArgumentsContainsMarker = true;
-                return type;
-            });
-        }
-        function getVariancesWorker(typeParameters, cache, createMarkerType) {
-            var _a, _b, _c;
-            if (typeParameters === void 0) { typeParameters = ts.emptyArray; }
-            var variances = cache.variances;
-            if (!variances) {
-                ts.tracing.push("check", "getVariancesWorker", { arity: typeParameters.length, id: (_c = (_a = cache.id) !== null && _a !== void 0 ? _a : (_b = cache.declaredType) === null || _b === void 0 ? void 0 : _b.id) !== null && _c !== void 0 ? _c : -1 });
-                cache.variances = ts.emptyArray;
-                variances = [];
-                var _loop_19 = function (tp) {
-                    var unmeasurable = false;
-                    var unreliable = false;
-                    var oldHandler = outofbandVarianceMarkerHandler;
-                    outofbandVarianceMarkerHandler = function (onlyUnreliable) { return onlyUnreliable ? unreliable = true : unmeasurable = true; };
-                    var typeWithSuper = createMarkerType(cache, tp, markerSuperType);
-                    var typeWithSub = createMarkerType(cache, tp, markerSubType);
-                    var variance = (isTypeAssignableTo(typeWithSub, typeWithSuper) ? 1 : 0) |
-                        (isTypeAssignableTo(typeWithSuper, typeWithSub) ? 2 : 0);
-                    if (variance === 3 && isTypeAssignableTo(createMarkerType(cache, tp, markerOtherType), typeWithSuper)) {
-                        variance = 4;
-                    }
-                    outofbandVarianceMarkerHandler = oldHandler;
-                    if (unmeasurable || unreliable) {
-                        if (unmeasurable) {
-                            variance |= 8;
-                        }
-                        if (unreliable) {
-                            variance |= 16;
-                        }
-                    }
-                    variances.push(variance);
-                };
-                for (var _i = 0, typeParameters_1 = typeParameters; _i < typeParameters_1.length; _i++) {
-                    var tp = typeParameters_1[_i];
-                    _loop_19(tp);
-                }
-                cache.variances = variances;
-                ts.tracing.pop();
-            }
-            return variances;
-        }
-        function getVariances(type) {
-            if (type === globalArrayType || type === globalReadonlyArrayType || type.objectFlags & 8) {
-                return arrayVariances;
-            }
-            return getVariancesWorker(type.typeParameters, type, getMarkerTypeReference);
-        }
-        function hasCovariantVoidArgument(typeArguments, variances) {
-            for (var i = 0; i < variances.length; i++) {
-                if ((variances[i] & 7) === 1 && typeArguments[i].flags & 16384) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function isUnconstrainedTypeParameter(type) {
-            return type.flags & 262144 && !getConstraintOfTypeParameter(type);
-        }
-        function isNonDeferredTypeReference(type) {
-            return !!(ts.getObjectFlags(type) & 4) && !type.node;
-        }
-        function isTypeReferenceWithGenericArguments(type) {
-            return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return isUnconstrainedTypeParameter(t) || isTypeReferenceWithGenericArguments(t); });
-        }
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
-                    }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
-                    result += "-" + t.id;
-                }
-            }
-            return result;
-        }
-        function getRelationKey(source, target, intersectionState, relation) {
-            if (relation === identityRelation && source.id > target.id) {
-                var temp = source;
-                source = target;
-                target = temp;
-            }
-            var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
-        }
-        function forEachProperty(prop, callback) {
-            if (ts.getCheckFlags(prop) & 6) {
-                for (var _i = 0, _a = prop.containingType.types; _i < _a.length; _i++) {
-                    var t = _a[_i];
-                    var p = getPropertyOfType(t, prop.escapedName);
-                    var result = p && forEachProperty(p, callback);
-                    if (result) {
-                        return result;
-                    }
-                }
-                return undefined;
-            }
-            return callback(prop);
-        }
-        function getDeclaringClass(prop) {
-            return prop.parent && prop.parent.flags & 32 ? getDeclaredTypeOfSymbol(getParentOfSymbol(prop)) : undefined;
-        }
-        function getTypeOfPropertyInBaseClass(property) {
-            var classType = getDeclaringClass(property);
-            var baseClassType = classType && getBaseTypes(classType)[0];
-            return baseClassType && getTypeOfPropertyOfType(baseClassType, property.escapedName);
-        }
-        function isPropertyInClassDerivedFrom(prop, baseClass) {
-            return forEachProperty(prop, function (sp) {
-                var sourceClass = getDeclaringClass(sp);
-                return sourceClass ? hasBaseType(sourceClass, baseClass) : false;
-            });
-        }
-        function isValidOverrideOf(sourceProp, targetProp) {
-            return !forEachProperty(targetProp, function (tp) { return ts.getDeclarationModifierFlagsFromSymbol(tp) & 16 ?
-                !isPropertyInClassDerivedFrom(sourceProp, getDeclaringClass(tp)) : false; });
-        }
-        function isClassDerivedFromDeclaringClasses(checkClass, prop) {
-            return forEachProperty(prop, function (p) { return ts.getDeclarationModifierFlagsFromSymbol(p) & 16 ?
-                !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
-        }
-        function isDeeplyNestedType(type, stack, depth) {
-            if (depth >= 5) {
-                var identity_1 = getRecursionIdentity(type);
-                if (identity_1) {
-                    var count = 0;
-                    for (var i = 0; i < depth; i++) {
-                        if (getRecursionIdentity(stack[i]) === identity_1) {
-                            count++;
-                            if (count >= 5) {
-                                return true;
-                            }
-                        }
-                    }
-                }
-            }
-            return false;
-        }
-        function getRecursionIdentity(type) {
-            if (type.flags & 524288 && !isObjectOrArrayLiteralType(type)) {
-                if (ts.getObjectFlags(type) && 4 && type.node) {
-                    return type.node;
-                }
-                if (type.symbol && !(ts.getObjectFlags(type) & 16 && type.symbol.flags & 32)) {
-                    return type.symbol;
-                }
-                if (isTupleType(type)) {
-                    return type.target;
-                }
-            }
-            if (type.flags & 8388608) {
-                do {
-                    type = type.objectType;
-                } while (type.flags & 8388608);
-                return type;
-            }
-            if (type.flags & 16777216) {
-                return type.root;
-            }
-            return undefined;
-        }
-        function isPropertyIdenticalTo(sourceProp, targetProp) {
-            return compareProperties(sourceProp, targetProp, compareTypesIdentical) !== 0;
-        }
-        function compareProperties(sourceProp, targetProp, compareTypes) {
-            if (sourceProp === targetProp) {
-                return -1;
-            }
-            var sourcePropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(sourceProp) & 24;
-            var targetPropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(targetProp) & 24;
-            if (sourcePropAccessibility !== targetPropAccessibility) {
-                return 0;
-            }
-            if (sourcePropAccessibility) {
-                if (getTargetSymbol(sourceProp) !== getTargetSymbol(targetProp)) {
-                    return 0;
-                }
-            }
-            else {
-                if ((sourceProp.flags & 16777216) !== (targetProp.flags & 16777216)) {
-                    return 0;
-                }
-            }
-            if (isReadonlySymbol(sourceProp) !== isReadonlySymbol(targetProp)) {
-                return 0;
-            }
-            return compareTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp));
-        }
-        function isMatchingSignature(source, target, partialMatch) {
-            var sourceParameterCount = getParameterCount(source);
-            var targetParameterCount = getParameterCount(target);
-            var sourceMinArgumentCount = getMinArgumentCount(source);
-            var targetMinArgumentCount = getMinArgumentCount(target);
-            var sourceHasRestParameter = hasEffectiveRestParameter(source);
-            var targetHasRestParameter = hasEffectiveRestParameter(target);
-            if (sourceParameterCount === targetParameterCount &&
-                sourceMinArgumentCount === targetMinArgumentCount &&
-                sourceHasRestParameter === targetHasRestParameter) {
-                return true;
-            }
-            if (partialMatch && sourceMinArgumentCount <= targetMinArgumentCount) {
-                return true;
-            }
-            return false;
-        }
-        function compareSignaturesIdentical(source, target, partialMatch, ignoreThisTypes, ignoreReturnTypes, compareTypes) {
-            if (source === target) {
-                return -1;
-            }
-            if (!(isMatchingSignature(source, target, partialMatch))) {
-                return 0;
-            }
-            if (ts.length(source.typeParameters) !== ts.length(target.typeParameters)) {
-                return 0;
-            }
-            if (target.typeParameters) {
-                var mapper = createTypeMapper(source.typeParameters, target.typeParameters);
-                for (var i = 0; i < target.typeParameters.length; i++) {
-                    var s = source.typeParameters[i];
-                    var t = target.typeParameters[i];
-                    if (!(s === t || compareTypes(instantiateType(getConstraintFromTypeParameter(s), mapper) || unknownType, getConstraintFromTypeParameter(t) || unknownType) &&
-                        compareTypes(instantiateType(getDefaultFromTypeParameter(s), mapper) || unknownType, getDefaultFromTypeParameter(t) || unknownType))) {
-                        return 0;
-                    }
-                }
-                source = instantiateSignature(source, mapper, true);
-            }
-            var result = -1;
-            if (!ignoreThisTypes) {
-                var sourceThisType = getThisTypeOfSignature(source);
-                if (sourceThisType) {
-                    var targetThisType = getThisTypeOfSignature(target);
-                    if (targetThisType) {
-                        var related = compareTypes(sourceThisType, targetThisType);
-                        if (!related) {
-                            return 0;
-                        }
-                        result &= related;
-                    }
-                }
-            }
-            var targetLen = getParameterCount(target);
-            for (var i = 0; i < targetLen; i++) {
-                var s = getTypeAtPosition(source, i);
-                var t = getTypeAtPosition(target, i);
-                var related = compareTypes(t, s);
-                if (!related) {
-                    return 0;
-                }
-                result &= related;
-            }
-            if (!ignoreReturnTypes) {
-                var sourceTypePredicate = getTypePredicateOfSignature(source);
-                var targetTypePredicate = getTypePredicateOfSignature(target);
-                result &= sourceTypePredicate || targetTypePredicate ?
-                    compareTypePredicatesIdentical(sourceTypePredicate, targetTypePredicate, compareTypes) :
-                    compareTypes(getReturnTypeOfSignature(source), getReturnTypeOfSignature(target));
-            }
-            return result;
-        }
-        function compareTypePredicatesIdentical(source, target, compareTypes) {
-            return !(source && target && typePredicateKindsMatch(source, target)) ? 0 :
-                source.type === target.type ? -1 :
-                    source.type && target.type ? compareTypes(source.type, target.type) :
-                        0;
-        }
-        function literalTypesWithSameBaseType(types) {
-            var commonBaseType;
-            for (var _i = 0, types_13 = types; _i < types_13.length; _i++) {
-                var t = types_13[_i];
-                var baseType = getBaseTypeOfLiteralType(t);
-                if (!commonBaseType) {
-                    commonBaseType = baseType;
-                }
-                if (baseType === t || baseType !== commonBaseType) {
-                    return false;
-                }
-            }
-            return true;
-        }
-        function getSupertypeOrUnion(types) {
-            return literalTypesWithSameBaseType(types) ?
-                getUnionType(types) :
-                ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(s, t) ? t : s; });
-        }
-        function getCommonSupertype(types) {
-            if (!strictNullChecks) {
-                return getSupertypeOrUnion(types);
-            }
-            var primaryTypes = ts.filter(types, function (t) { return !(t.flags & 98304); });
-            return primaryTypes.length ?
-                getNullableType(getSupertypeOrUnion(primaryTypes), getFalsyFlagsOfTypes(types) & 98304) :
-                getUnionType(types, 2);
-        }
-        function getCommonSubtype(types) {
-            return ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(t, s) ? t : s; });
-        }
-        function isArrayType(type) {
-            return !!(ts.getObjectFlags(type) & 4) && (type.target === globalArrayType || type.target === globalReadonlyArrayType);
-        }
-        function isReadonlyArrayType(type) {
-            return !!(ts.getObjectFlags(type) & 4) && type.target === globalReadonlyArrayType;
-        }
-        function isMutableArrayOrTuple(type) {
-            return isArrayType(type) && !isReadonlyArrayType(type) || isTupleType(type) && !type.target.readonly;
-        }
-        function getElementTypeOfArrayType(type) {
-            return isArrayType(type) ? getTypeArguments(type)[0] : undefined;
-        }
-        function isArrayLikeType(type) {
-            return isArrayType(type) || !(type.flags & 98304) && isTypeAssignableTo(type, anyReadonlyArrayType);
-        }
-        function isEmptyArrayLiteralType(type) {
-            var elementType = isArrayType(type) ? getTypeArguments(type)[0] : undefined;
-            return elementType === undefinedWideningType || elementType === implicitNeverType;
-        }
-        function isTupleLikeType(type) {
-            return isTupleType(type) || !!getPropertyOfType(type, "0");
-        }
-        function isArrayOrTupleLikeType(type) {
-            return isArrayLikeType(type) || isTupleLikeType(type);
-        }
-        function getTupleElementType(type, index) {
-            var propType = getTypeOfPropertyOfType(type, "" + index);
-            if (propType) {
-                return propType;
-            }
-            if (everyType(type, isTupleType)) {
-                return mapType(type, function (t) { return getRestTypeOfTupleType(t) || undefinedType; });
-            }
-            return undefined;
-        }
-        function isNeitherUnitTypeNorNever(type) {
-            return !(type.flags & (109440 | 131072));
-        }
-        function isUnitType(type) {
-            return !!(type.flags & 109440);
-        }
-        function isLiteralType(type) {
-            return type.flags & 16 ? true :
-                type.flags & 1048576 ? type.flags & 1024 ? true : ts.every(type.types, isUnitType) :
-                    isUnitType(type);
-        }
-        function getBaseTypeOfLiteralType(type) {
-            return type.flags & 1024 ? getBaseTypeOfEnumLiteralType(type) :
-                type.flags & 128 ? stringType :
-                    type.flags & 256 ? numberType :
-                        type.flags & 2048 ? bigintType :
-                            type.flags & 512 ? booleanType :
-                                type.flags & 1048576 ? getUnionType(ts.sameMap(type.types, getBaseTypeOfLiteralType)) :
-                                    type;
-        }
-        function getWidenedLiteralType(type) {
-            return type.flags & 1024 && isFreshLiteralType(type) ? getBaseTypeOfEnumLiteralType(type) :
-                type.flags & 128 && isFreshLiteralType(type) ? stringType :
-                    type.flags & 256 && isFreshLiteralType(type) ? numberType :
-                        type.flags & 2048 && isFreshLiteralType(type) ? bigintType :
-                            type.flags & 512 && isFreshLiteralType(type) ? booleanType :
-                                type.flags & 1048576 ? getUnionType(ts.sameMap(type.types, getWidenedLiteralType)) :
-                                    type;
-        }
-        function getWidenedUniqueESSymbolType(type) {
-            return type.flags & 8192 ? esSymbolType :
-                type.flags & 1048576 ? getUnionType(ts.sameMap(type.types, getWidenedUniqueESSymbolType)) :
-                    type;
-        }
-        function getWidenedLiteralLikeTypeForContextualType(type, contextualType) {
-            if (!isLiteralOfContextualType(type, contextualType)) {
-                type = getWidenedUniqueESSymbolType(getWidenedLiteralType(type));
-            }
-            return type;
-        }
-        function getWidenedLiteralLikeTypeForContextualReturnTypeIfNeeded(type, contextualSignatureReturnType, isAsync) {
-            if (type && isUnitType(type)) {
-                var contextualType = !contextualSignatureReturnType ? undefined :
-                    isAsync ? getPromisedTypeOfPromise(contextualSignatureReturnType) :
-                        contextualSignatureReturnType;
-                type = getWidenedLiteralLikeTypeForContextualType(type, contextualType);
-            }
-            return type;
-        }
-        function getWidenedLiteralLikeTypeForContextualIterationTypeIfNeeded(type, contextualSignatureReturnType, kind, isAsyncGenerator) {
-            if (type && isUnitType(type)) {
-                var contextualType = !contextualSignatureReturnType ? undefined :
-                    getIterationTypeOfGeneratorFunctionReturnType(kind, contextualSignatureReturnType, isAsyncGenerator);
-                type = getWidenedLiteralLikeTypeForContextualType(type, contextualType);
-            }
-            return type;
-        }
-        function isTupleType(type) {
-            return !!(ts.getObjectFlags(type) & 4 && type.target.objectFlags & 8);
-        }
-        function isGenericTupleType(type) {
-            return isTupleType(type) && !!(type.target.combinedFlags & 8);
-        }
-        function isSingleElementGenericTupleType(type) {
-            return isGenericTupleType(type) && type.target.elementFlags.length === 1;
-        }
-        function getRestTypeOfTupleType(type) {
-            return getElementTypeOfSliceOfTupleType(type, type.target.fixedLength);
-        }
-        function getRestArrayTypeOfTupleType(type) {
-            var restType = getRestTypeOfTupleType(type);
-            return restType && createArrayType(restType);
-        }
-        function getEndLengthOfType(type) {
-            return isTupleType(type) ? getTypeReferenceArity(type) - ts.findLastIndex(type.target.elementFlags, function (f) { return !(f & (1 | 2)); }) - 1 : 0;
-        }
-        function getElementTypeOfSliceOfTupleType(type, index, endSkipCount, writing) {
-            if (endSkipCount === void 0) { endSkipCount = 0; }
-            if (writing === void 0) { writing = false; }
-            var length = getTypeReferenceArity(type) - endSkipCount;
-            if (index < length) {
-                var typeArguments = getTypeArguments(type);
-                var elementTypes = [];
-                for (var i = index; i < length; i++) {
-                    var t = typeArguments[i];
-                    elementTypes.push(type.target.elementFlags[i] & 8 ? getIndexedAccessType(t, numberType) : t);
-                }
-                return writing ? getIntersectionType(elementTypes) : getUnionType(elementTypes);
-            }
-            return undefined;
-        }
-        function isTupleTypeStructureMatching(t1, t2) {
-            return getTypeReferenceArity(t1) === getTypeReferenceArity(t2) &&
-                ts.every(t1.target.elementFlags, function (f, i) { return (f & 12) === (t2.target.elementFlags[i] & 12); });
-        }
-        function isZeroBigInt(_a) {
-            var value = _a.value;
-            return value.base10Value === "0";
-        }
-        function getFalsyFlagsOfTypes(types) {
-            var result = 0;
-            for (var _i = 0, types_14 = types; _i < types_14.length; _i++) {
-                var t = types_14[_i];
-                result |= getFalsyFlags(t);
-            }
-            return result;
-        }
-        function getFalsyFlags(type) {
-            return type.flags & 1048576 ? getFalsyFlagsOfTypes(type.types) :
-                type.flags & 128 ? type.value === "" ? 128 : 0 :
-                    type.flags & 256 ? type.value === 0 ? 256 : 0 :
-                        type.flags & 2048 ? isZeroBigInt(type) ? 2048 : 0 :
-                            type.flags & 512 ? (type === falseType || type === regularFalseType) ? 512 : 0 :
-                                type.flags & 117724;
-        }
-        function removeDefinitelyFalsyTypes(type) {
-            return getFalsyFlags(type) & 117632 ?
-                filterType(type, function (t) { return !(getFalsyFlags(t) & 117632); }) :
-                type;
-        }
-        function extractDefinitelyFalsyTypes(type) {
-            return mapType(type, getDefinitelyFalsyPartOfType);
-        }
-        function getDefinitelyFalsyPartOfType(type) {
-            return type.flags & 4 ? emptyStringType :
-                type.flags & 8 ? zeroType :
-                    type.flags & 64 ? zeroBigIntType :
-                        type === regularFalseType ||
-                            type === falseType ||
-                            type.flags & (16384 | 32768 | 65536 | 3) ||
-                            type.flags & 128 && type.value === "" ||
-                            type.flags & 256 && type.value === 0 ||
-                            type.flags & 2048 && isZeroBigInt(type) ? type :
-                            neverType;
-        }
-        function getNullableType(type, flags) {
-            var missing = (flags & ~type.flags) & (32768 | 65536);
-            return missing === 0 ? type :
-                missing === 32768 ? getUnionType([type, undefinedType]) :
-                    missing === 65536 ? getUnionType([type, nullType]) :
-                        getUnionType([type, undefinedType, nullType]);
-        }
-        function getOptionalType(type) {
-            ts.Debug.assert(strictNullChecks);
-            return type.flags & 32768 ? type : getUnionType([type, undefinedType]);
-        }
-        function getGlobalNonNullableTypeInstantiation(type) {
-            if (!deferredGlobalNonNullableTypeAlias) {
-                deferredGlobalNonNullableTypeAlias = getGlobalSymbol("NonNullable", 524288, undefined) || unknownSymbol;
-            }
-            if (deferredGlobalNonNullableTypeAlias !== unknownSymbol) {
-                return getTypeAliasInstantiation(deferredGlobalNonNullableTypeAlias, [type]);
-            }
-            return getTypeWithFacts(type, 2097152);
-        }
-        function getNonNullableType(type) {
-            return strictNullChecks ? getGlobalNonNullableTypeInstantiation(type) : type;
-        }
-        function addOptionalTypeMarker(type) {
-            return strictNullChecks ? getUnionType([type, optionalType]) : type;
-        }
-        function isNotOptionalTypeMarker(type) {
-            return type !== optionalType;
-        }
-        function removeOptionalTypeMarker(type) {
-            return strictNullChecks ? filterType(type, isNotOptionalTypeMarker) : type;
-        }
-        function propagateOptionalTypeMarker(type, node, wasOptional) {
-            return wasOptional ? ts.isOutermostOptionalChain(node) ? getOptionalType(type) : addOptionalTypeMarker(type) : type;
-        }
-        function getOptionalExpressionType(exprType, expression) {
-            return ts.isExpressionOfOptionalChainRoot(expression) ? getNonNullableType(exprType) :
-                ts.isOptionalChain(expression) ? removeOptionalTypeMarker(exprType) :
-                    exprType;
-        }
-        function isCoercibleUnderDoubleEquals(source, target) {
-            return ((source.flags & (8 | 4 | 512)) !== 0)
-                && ((target.flags & (8 | 4 | 16)) !== 0);
-        }
-        function isObjectTypeWithInferableIndex(type) {
-            return type.flags & 2097152 ? ts.every(type.types, isObjectTypeWithInferableIndex) :
-                !!(type.symbol && (type.symbol.flags & (4096 | 2048 | 384 | 512)) !== 0 &&
-                    !typeHasCallOrConstructSignatures(type)) || !!(ts.getObjectFlags(type) & 2048 && isObjectTypeWithInferableIndex(type.source));
-        }
-        function createSymbolWithType(source, type) {
-            var symbol = createSymbol(source.flags, source.escapedName, ts.getCheckFlags(source) & 8);
-            symbol.declarations = source.declarations;
-            symbol.parent = source.parent;
-            symbol.type = type;
-            symbol.target = source;
-            if (source.valueDeclaration) {
-                symbol.valueDeclaration = source.valueDeclaration;
-            }
-            var nameType = getSymbolLinks(source).nameType;
-            if (nameType) {
-                symbol.nameType = nameType;
-            }
-            return symbol;
-        }
-        function transformTypeOfMembers(type, f) {
-            var members = ts.createSymbolTable();
-            for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) {
-                var property = _a[_i];
-                var original = getTypeOfSymbol(property);
-                var updated = f(original);
-                members.set(property.escapedName, updated === original ? property : createSymbolWithType(property, updated));
-            }
-            return members;
-        }
-        function getRegularTypeOfObjectLiteral(type) {
-            if (!(isObjectLiteralType(type) && ts.getObjectFlags(type) & 32768)) {
-                return type;
-            }
-            var regularType = type.regularType;
-            if (regularType) {
-                return regularType;
-            }
-            var resolved = type;
-            var members = transformTypeOfMembers(type, getRegularTypeOfObjectLiteral);
-            var regularNew = createAnonymousType(resolved.symbol, members, resolved.callSignatures, resolved.constructSignatures, resolved.stringIndexInfo, resolved.numberIndexInfo);
-            regularNew.flags = resolved.flags;
-            regularNew.objectFlags |= resolved.objectFlags & ~32768;
-            type.regularType = regularNew;
-            return regularNew;
-        }
-        function createWideningContext(parent, propertyName, siblings) {
-            return { parent: parent, propertyName: propertyName, siblings: siblings, resolvedProperties: undefined };
-        }
-        function getSiblingsOfContext(context) {
-            if (!context.siblings) {
-                var siblings_1 = [];
-                for (var _i = 0, _a = getSiblingsOfContext(context.parent); _i < _a.length; _i++) {
-                    var type = _a[_i];
-                    if (isObjectLiteralType(type)) {
-                        var prop = getPropertyOfObjectType(type, context.propertyName);
-                        if (prop) {
-                            forEachType(getTypeOfSymbol(prop), function (t) {
-                                siblings_1.push(t);
-                            });
-                        }
-                    }
-                }
-                context.siblings = siblings_1;
-            }
-            return context.siblings;
-        }
-        function getPropertiesOfContext(context) {
-            if (!context.resolvedProperties) {
-                var names = new ts.Map();
-                for (var _i = 0, _a = getSiblingsOfContext(context); _i < _a.length; _i++) {
-                    var t = _a[_i];
-                    if (isObjectLiteralType(t) && !(ts.getObjectFlags(t) & 1024)) {
-                        for (var _b = 0, _c = getPropertiesOfType(t); _b < _c.length; _b++) {
-                            var prop = _c[_b];
-                            names.set(prop.escapedName, prop);
-                        }
-                    }
-                }
-                context.resolvedProperties = ts.arrayFrom(names.values());
-            }
-            return context.resolvedProperties;
-        }
-        function getWidenedProperty(prop, context) {
-            if (!(prop.flags & 4)) {
-                return prop;
-            }
-            var original = getTypeOfSymbol(prop);
-            var propContext = context && createWideningContext(context, prop.escapedName, undefined);
-            var widened = getWidenedTypeWithContext(original, propContext);
-            return widened === original ? prop : createSymbolWithType(prop, widened);
-        }
-        function getUndefinedProperty(prop) {
-            var cached = undefinedProperties.get(prop.escapedName);
-            if (cached) {
-                return cached;
-            }
-            var result = createSymbolWithType(prop, undefinedType);
-            result.flags |= 16777216;
-            undefinedProperties.set(prop.escapedName, result);
-            return result;
-        }
-        function getWidenedTypeOfObjectLiteral(type, context) {
-            var members = ts.createSymbolTable();
-            for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) {
-                var prop = _a[_i];
-                members.set(prop.escapedName, getWidenedProperty(prop, context));
-            }
-            if (context) {
-                for (var _b = 0, _c = getPropertiesOfContext(context); _b < _c.length; _b++) {
-                    var prop = _c[_b];
-                    if (!members.has(prop.escapedName)) {
-                        members.set(prop.escapedName, getUndefinedProperty(prop));
-                    }
-                }
-            }
-            var stringIndexInfo = getIndexInfoOfType(type, 0);
-            var numberIndexInfo = getIndexInfoOfType(type, 1);
-            var result = createAnonymousType(type.symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly));
-            result.objectFlags |= (ts.getObjectFlags(type) & (16384 | 2097152));
-            return result;
-        }
-        function getWidenedType(type) {
-            return getWidenedTypeWithContext(type, undefined);
-        }
-        function getWidenedTypeWithContext(type, context) {
-            if (ts.getObjectFlags(type) & 1572864) {
-                if (context === undefined && type.widened) {
-                    return type.widened;
-                }
-                var result = void 0;
-                if (type.flags & (1 | 98304)) {
-                    result = anyType;
-                }
-                else if (isObjectLiteralType(type)) {
-                    result = getWidenedTypeOfObjectLiteral(type, context);
-                }
-                else if (type.flags & 1048576) {
-                    var unionContext_1 = context || createWideningContext(undefined, undefined, type.types);
-                    var widenedTypes = ts.sameMap(type.types, function (t) { return t.flags & 98304 ? t : getWidenedTypeWithContext(t, unionContext_1); });
-                    result = getUnionType(widenedTypes, ts.some(widenedTypes, isEmptyObjectType) ? 2 : 1);
-                }
-                else if (type.flags & 2097152) {
-                    result = getIntersectionType(ts.sameMap(type.types, getWidenedType));
-                }
-                else if (isArrayType(type) || isTupleType(type)) {
-                    result = createTypeReference(type.target, ts.sameMap(getTypeArguments(type), getWidenedType));
-                }
-                if (result && context === undefined) {
-                    type.widened = result;
-                }
-                return result || type;
-            }
-            return type;
-        }
-        function reportWideningErrorsInType(type) {
-            var errorReported = false;
-            if (ts.getObjectFlags(type) & 524288) {
-                if (type.flags & 1048576) {
-                    if (ts.some(type.types, isEmptyObjectType)) {
-                        errorReported = true;
-                    }
-                    else {
-                        for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
-                            var t = _a[_i];
-                            if (reportWideningErrorsInType(t)) {
-                                errorReported = true;
-                            }
-                        }
-                    }
-                }
-                if (isArrayType(type) || isTupleType(type)) {
-                    for (var _b = 0, _c = getTypeArguments(type); _b < _c.length; _b++) {
-                        var t = _c[_b];
-                        if (reportWideningErrorsInType(t)) {
-                            errorReported = true;
-                        }
-                    }
-                }
-                if (isObjectLiteralType(type)) {
-                    for (var _d = 0, _e = getPropertiesOfObjectType(type); _d < _e.length; _d++) {
-                        var p = _e[_d];
-                        var t = getTypeOfSymbol(p);
-                        if (ts.getObjectFlags(t) & 524288) {
-                            if (!reportWideningErrorsInType(t)) {
-                                error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, symbolToString(p), typeToString(getWidenedType(t)));
-                            }
-                            errorReported = true;
-                        }
-                    }
-                }
-            }
-            return errorReported;
-        }
-        function reportImplicitAny(declaration, type, wideningKind) {
-            var typeAsString = typeToString(getWidenedType(type));
-            if (ts.isInJSFile(declaration) && !ts.isCheckJsEnabledForFile(ts.getSourceFileOfNode(declaration), compilerOptions)) {
-                return;
-            }
-            var diagnostic;
-            switch (declaration.kind) {
-                case 216:
-                case 163:
-                case 162:
-                    diagnostic = noImplicitAny ? ts.Diagnostics.Member_0_implicitly_has_an_1_type : ts.Diagnostics.Member_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage;
-                    break;
-                case 160:
-                    var param = declaration;
-                    if (ts.isIdentifier(param.name) &&
-                        (ts.isCallSignatureDeclaration(param.parent) || ts.isMethodSignature(param.parent) || ts.isFunctionTypeNode(param.parent)) &&
-                        param.parent.parameters.indexOf(param) > -1 &&
-                        (resolveName(param, param.name.escapedText, 788968, undefined, param.name.escapedText, true) ||
-                            param.name.originalKeywordKind && ts.isTypeNodeKind(param.name.originalKeywordKind))) {
-                        var newName = "arg" + param.parent.parameters.indexOf(param);
-                        errorOrSuggestion(noImplicitAny, declaration, ts.Diagnostics.Parameter_has_a_name_but_no_type_Did_you_mean_0_Colon_1, newName, ts.declarationNameToString(param.name));
-                        return;
-                    }
-                    diagnostic = declaration.dotDotDotToken ?
-                        noImplicitAny ? ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type : ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type_but_a_better_type_may_be_inferred_from_usage :
-                        noImplicitAny ? ts.Diagnostics.Parameter_0_implicitly_has_an_1_type : ts.Diagnostics.Parameter_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage;
-                    break;
-                case 198:
-                    diagnostic = ts.Diagnostics.Binding_element_0_implicitly_has_an_1_type;
-                    if (!noImplicitAny) {
-                        return;
-                    }
-                    break;
-                case 308:
-                    error(declaration, ts.Diagnostics.Function_type_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString);
-                    return;
-                case 251:
-                case 165:
-                case 164:
-                case 167:
-                case 168:
-                case 208:
-                case 209:
-                    if (noImplicitAny && !declaration.name) {
-                        if (wideningKind === 3) {
-                            error(declaration, ts.Diagnostics.Generator_implicitly_has_yield_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type_annotation, typeAsString);
-                        }
-                        else {
-                            error(declaration, ts.Diagnostics.Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString);
-                        }
-                        return;
-                    }
-                    diagnostic = !noImplicitAny ? ts.Diagnostics._0_implicitly_has_an_1_return_type_but_a_better_type_may_be_inferred_from_usage :
-                        wideningKind === 3 ? ts.Diagnostics._0_which_lacks_return_type_annotation_implicitly_has_an_1_yield_type :
-                            ts.Diagnostics._0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type;
-                    break;
-                case 190:
-                    if (noImplicitAny) {
-                        error(declaration, ts.Diagnostics.Mapped_object_type_implicitly_has_an_any_template_type);
-                    }
-                    return;
-                default:
-                    diagnostic = noImplicitAny ? ts.Diagnostics.Variable_0_implicitly_has_an_1_type : ts.Diagnostics.Variable_0_implicitly_has_an_1_type_but_a_better_type_may_be_inferred_from_usage;
-            }
-            errorOrSuggestion(noImplicitAny, declaration, diagnostic, ts.declarationNameToString(ts.getNameOfDeclaration(declaration)), typeAsString);
-        }
-        function reportErrorsFromWidening(declaration, type, wideningKind) {
-            if (produceDiagnostics && noImplicitAny && ts.getObjectFlags(type) & 524288 && (!wideningKind || !getContextualSignatureForFunctionLikeDeclaration(declaration))) {
-                if (!reportWideningErrorsInType(type)) {
-                    reportImplicitAny(declaration, type, wideningKind);
-                }
-            }
-        }
-        function applyToParameterTypes(source, target, callback) {
-            var sourceCount = getParameterCount(source);
-            var targetCount = getParameterCount(target);
-            var sourceRestType = getEffectiveRestType(source);
-            var targetRestType = getEffectiveRestType(target);
-            var targetNonRestCount = targetRestType ? targetCount - 1 : targetCount;
-            var paramCount = sourceRestType ? targetNonRestCount : Math.min(sourceCount, targetNonRestCount);
-            var sourceThisType = getThisTypeOfSignature(source);
-            if (sourceThisType) {
-                var targetThisType = getThisTypeOfSignature(target);
-                if (targetThisType) {
-                    callback(sourceThisType, targetThisType);
-                }
-            }
-            for (var i = 0; i < paramCount; i++) {
-                callback(getTypeAtPosition(source, i), getTypeAtPosition(target, i));
-            }
-            if (targetRestType) {
-                callback(getRestTypeAtPosition(source, paramCount), targetRestType);
-            }
-        }
-        function applyToReturnTypes(source, target, callback) {
-            var sourceTypePredicate = getTypePredicateOfSignature(source);
-            var targetTypePredicate = getTypePredicateOfSignature(target);
-            if (sourceTypePredicate && targetTypePredicate && typePredicateKindsMatch(sourceTypePredicate, targetTypePredicate) && sourceTypePredicate.type && targetTypePredicate.type) {
-                callback(sourceTypePredicate.type, targetTypePredicate.type);
-            }
-            else {
-                callback(getReturnTypeOfSignature(source), getReturnTypeOfSignature(target));
-            }
-        }
-        function createInferenceContext(typeParameters, signature, flags, compareTypes) {
-            return createInferenceContextWorker(typeParameters.map(createInferenceInfo), signature, flags, compareTypes || compareTypesAssignable);
-        }
-        function cloneInferenceContext(context, extraFlags) {
-            if (extraFlags === void 0) { extraFlags = 0; }
-            return context && createInferenceContextWorker(ts.map(context.inferences, cloneInferenceInfo), context.signature, context.flags | extraFlags, context.compareTypes);
-        }
-        function createInferenceContextWorker(inferences, signature, flags, compareTypes) {
-            var context = {
-                inferences: inferences,
-                signature: signature,
-                flags: flags,
-                compareTypes: compareTypes,
-                mapper: makeFunctionTypeMapper(function (t) { return mapToInferredType(context, t, true); }),
-                nonFixingMapper: makeFunctionTypeMapper(function (t) { return mapToInferredType(context, t, false); }),
-            };
-            return context;
-        }
-        function mapToInferredType(context, t, fix) {
-            var inferences = context.inferences;
-            for (var i = 0; i < inferences.length; i++) {
-                var inference = inferences[i];
-                if (t === inference.typeParameter) {
-                    if (fix && !inference.isFixed) {
-                        clearCachedInferences(inferences);
-                        inference.isFixed = true;
-                    }
-                    return getInferredType(context, i);
-                }
-            }
-            return t;
-        }
-        function clearCachedInferences(inferences) {
-            for (var _i = 0, inferences_1 = inferences; _i < inferences_1.length; _i++) {
-                var inference = inferences_1[_i];
-                if (!inference.isFixed) {
-                    inference.inferredType = undefined;
-                }
-            }
-        }
-        function createInferenceInfo(typeParameter) {
-            return {
-                typeParameter: typeParameter,
-                candidates: undefined,
-                contraCandidates: undefined,
-                inferredType: undefined,
-                priority: undefined,
-                topLevel: true,
-                isFixed: false,
-                impliedArity: undefined
-            };
-        }
-        function cloneInferenceInfo(inference) {
-            return {
-                typeParameter: inference.typeParameter,
-                candidates: inference.candidates && inference.candidates.slice(),
-                contraCandidates: inference.contraCandidates && inference.contraCandidates.slice(),
-                inferredType: inference.inferredType,
-                priority: inference.priority,
-                topLevel: inference.topLevel,
-                isFixed: inference.isFixed,
-                impliedArity: inference.impliedArity
-            };
-        }
-        function cloneInferredPartOfContext(context) {
-            var inferences = ts.filter(context.inferences, hasInferenceCandidates);
-            return inferences.length ?
-                createInferenceContextWorker(ts.map(inferences, cloneInferenceInfo), context.signature, context.flags, context.compareTypes) :
-                undefined;
-        }
-        function getMapperFromContext(context) {
-            return context && context.mapper;
-        }
-        function couldContainTypeVariables(type) {
-            var objectFlags = ts.getObjectFlags(type);
-            if (objectFlags & 67108864) {
-                return !!(objectFlags & 134217728);
-            }
-            var result = !!(type.flags & 465829888 ||
-                type.flags & 524288 && !isNonGenericTopLevelType(type) && (objectFlags & 4 && (type.node || ts.forEach(getTypeArguments(type), couldContainTypeVariables)) ||
-                    objectFlags & 16 && type.symbol && type.symbol.flags & (16 | 8192 | 32 | 2048 | 4096) && type.symbol.declarations ||
-                    objectFlags & (32 | 131072)) ||
-                type.flags & 3145728 && !(type.flags & 1024) && !isNonGenericTopLevelType(type) && ts.some(type.types, couldContainTypeVariables));
-            if (type.flags & 3899393) {
-                type.objectFlags |= 67108864 | (result ? 134217728 : 0);
-            }
-            return result;
-        }
-        function isNonGenericTopLevelType(type) {
-            if (type.aliasSymbol && !type.aliasTypeArguments) {
-                var declaration = ts.getDeclarationOfKind(type.aliasSymbol, 254);
-                return !!(declaration && ts.findAncestor(declaration.parent, function (n) { return n.kind === 297 ? true : n.kind === 256 ? false : "quit"; }));
-            }
-            return false;
-        }
-        function isTypeParameterAtTopLevel(type, typeParameter) {
-            return !!(type === typeParameter ||
-                type.flags & 3145728 && ts.some(type.types, function (t) { return isTypeParameterAtTopLevel(t, typeParameter); }) ||
-                type.flags & 16777216 && (getTrueTypeFromConditionalType(type) === typeParameter || getFalseTypeFromConditionalType(type) === typeParameter));
-        }
-        function createEmptyObjectTypeFromStringLiteral(type) {
-            var members = ts.createSymbolTable();
-            forEachType(type, function (t) {
-                if (!(t.flags & 128)) {
-                    return;
-                }
-                var name = ts.escapeLeadingUnderscores(t.value);
-                var literalProp = createSymbol(4, name);
-                literalProp.type = anyType;
-                if (t.symbol) {
-                    literalProp.declarations = t.symbol.declarations;
-                    literalProp.valueDeclaration = t.symbol.valueDeclaration;
-                }
-                members.set(name, literalProp);
-            });
-            var indexInfo = type.flags & 4 ? createIndexInfo(emptyObjectType, false) : undefined;
-            return createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, indexInfo, undefined);
-        }
-        function inferTypeForHomomorphicMappedType(source, target, constraint) {
-            if (inInferTypeForHomomorphicMappedType) {
-                return undefined;
-            }
-            var key = source.id + "," + target.id + "," + constraint.id;
-            if (reverseMappedCache.has(key)) {
-                return reverseMappedCache.get(key);
-            }
-            inInferTypeForHomomorphicMappedType = true;
-            var type = createReverseMappedType(source, target, constraint);
-            inInferTypeForHomomorphicMappedType = false;
-            reverseMappedCache.set(key, type);
-            return type;
-        }
-        function isPartiallyInferableType(type) {
-            return !(ts.getObjectFlags(type) & 2097152) ||
-                isObjectLiteralType(type) && ts.some(getPropertiesOfType(type), function (prop) { return isPartiallyInferableType(getTypeOfSymbol(prop)); }) ||
-                isTupleType(type) && ts.some(getTypeArguments(type), isPartiallyInferableType);
-        }
-        function createReverseMappedType(source, target, constraint) {
-            if (!(getIndexInfoOfType(source, 0) || getPropertiesOfType(source).length !== 0 && isPartiallyInferableType(source))) {
-                return undefined;
-            }
-            if (isArrayType(source)) {
-                return createArrayType(inferReverseMappedType(getTypeArguments(source)[0], target, constraint), isReadonlyArrayType(source));
-            }
-            if (isTupleType(source)) {
-                var elementTypes = ts.map(getTypeArguments(source), function (t) { return inferReverseMappedType(t, target, constraint); });
-                var elementFlags = getMappedTypeModifiers(target) & 4 ?
-                    ts.sameMap(source.target.elementFlags, function (f) { return f & 2 ? 1 : f; }) :
-                    source.target.elementFlags;
-                return createTupleType(elementTypes, elementFlags, source.target.readonly, source.target.labeledElementDeclarations);
-            }
-            var reversed = createObjectType(2048 | 16, undefined);
-            reversed.source = source;
-            reversed.mappedType = target;
-            reversed.constraintType = constraint;
-            return reversed;
-        }
-        function getTypeOfReverseMappedSymbol(symbol) {
-            return inferReverseMappedType(symbol.propertyType, symbol.mappedType, symbol.constraintType);
-        }
-        function inferReverseMappedType(sourceType, target, constraint) {
-            var typeParameter = getIndexedAccessType(constraint.type, getTypeParameterFromMappedType(target));
-            var templateType = getTemplateTypeFromMappedType(target);
-            var inference = createInferenceInfo(typeParameter);
-            inferTypes([inference], sourceType, templateType);
-            return getTypeFromInference(inference) || unknownType;
-        }
-        function getUnmatchedProperties(source, target, requireOptionalProperties, matchDiscriminantProperties) {
-            var properties, _i, properties_2, targetProp, sourceProp, targetType, sourceType;
-            return __generator(this, function (_a) {
-                switch (_a.label) {
-                    case 0:
-                        properties = getPropertiesOfType(target);
-                        _i = 0, properties_2 = properties;
-                        _a.label = 1;
-                    case 1:
-                        if (!(_i < properties_2.length)) return [3, 6];
-                        targetProp = properties_2[_i];
-                        if (isStaticPrivateIdentifierProperty(targetProp)) {
-                            return [3, 5];
-                        }
-                        if (!(requireOptionalProperties || !(targetProp.flags & 16777216 || ts.getCheckFlags(targetProp) & 48))) return [3, 5];
-                        sourceProp = getPropertyOfType(source, targetProp.escapedName);
-                        if (!!sourceProp) return [3, 3];
-                        return [4, targetProp];
-                    case 2:
-                        _a.sent();
-                        return [3, 5];
-                    case 3:
-                        if (!matchDiscriminantProperties) return [3, 5];
-                        targetType = getTypeOfSymbol(targetProp);
-                        if (!(targetType.flags & 109440)) return [3, 5];
-                        sourceType = getTypeOfSymbol(sourceProp);
-                        if (!!(sourceType.flags & 1 || getRegularTypeOfLiteralType(sourceType) === getRegularTypeOfLiteralType(targetType))) return [3, 5];
-                        return [4, targetProp];
-                    case 4:
-                        _a.sent();
-                        _a.label = 5;
-                    case 5:
-                        _i++;
-                        return [3, 1];
-                    case 6: return [2];
-                }
-            });
-        }
-        function getUnmatchedProperty(source, target, requireOptionalProperties, matchDiscriminantProperties) {
-            var result = getUnmatchedProperties(source, target, requireOptionalProperties, matchDiscriminantProperties).next();
-            if (!result.done)
-                return result.value;
-        }
-        function tupleTypesDefinitelyUnrelated(source, target) {
-            return !(target.target.combinedFlags & 8) && target.target.minLength > source.target.minLength ||
-                !target.target.hasRestElement && (source.target.hasRestElement || target.target.fixedLength < source.target.fixedLength);
-        }
-        function typesDefinitelyUnrelated(source, target) {
-            return isTupleType(source) && isTupleType(target) ? tupleTypesDefinitelyUnrelated(source, target) :
-                !!getUnmatchedProperty(source, target, false, true) &&
-                    !!getUnmatchedProperty(target, source, false, true);
-        }
-        function getTypeFromInference(inference) {
-            return inference.candidates ? getUnionType(inference.candidates, 2) :
-                inference.contraCandidates ? getIntersectionType(inference.contraCandidates) :
-                    undefined;
-        }
-        function hasSkipDirectInferenceFlag(node) {
-            return !!getNodeLinks(node).skipDirectInference;
-        }
-        function isFromInferenceBlockedSource(type) {
-            return !!(type.symbol && ts.some(type.symbol.declarations, hasSkipDirectInferenceFlag));
-        }
-        function isValidBigIntString(s) {
-            var scanner = ts.createScanner(99, false);
-            var success = true;
-            scanner.setOnError(function () { return success = false; });
-            scanner.setText(s + "n");
-            var result = scanner.scan();
-            if (result === 40) {
-                result = scanner.scan();
-            }
-            var flags = scanner.getTokenFlags();
-            return success && result === 9 && scanner.getTextPos() === (s.length + 1) && !(flags & 512);
-        }
-        function isStringLiteralTypeValueParsableAsType(s, target) {
-            if (target.flags & 1048576) {
-                return !!forEachType(target, function (t) { return isStringLiteralTypeValueParsableAsType(s, t); });
-            }
-            switch (target) {
-                case stringType: return true;
-                case numberType: return s.value !== "" && isFinite(+(s.value));
-                case bigintType: return s.value !== "" && isValidBigIntString(s.value);
-                case trueType: return s.value === "true";
-                case falseType: return s.value === "false";
-                case undefinedType: return s.value === "undefined";
-                case nullType: return s.value === "null";
-                default: return !!(target.flags & 1);
-            }
-        }
-        function inferLiteralsFromTemplateLiteralType(source, target) {
-            var value = source.value;
-            var texts = target.texts;
-            var lastIndex = texts.length - 1;
-            var startText = texts[0];
-            var endText = texts[lastIndex];
-            if (!(value.startsWith(startText) && value.slice(startText.length).endsWith(endText)))
-                return undefined;
-            var matches = [];
-            var str = value.slice(startText.length, value.length - endText.length);
-            var pos = 0;
-            for (var i = 1; i < lastIndex; i++) {
-                var delim = texts[i];
-                var delimPos = delim.length > 0 ? str.indexOf(delim, pos) : pos < str.length ? pos + 1 : -1;
-                if (delimPos < 0)
-                    return undefined;
-                matches.push(getLiteralType(str.slice(pos, delimPos)));
-                pos = delimPos + delim.length;
-            }
-            matches.push(getLiteralType(str.slice(pos)));
-            return matches;
-        }
-        function inferTypes(inferences, originalSource, originalTarget, priority, contravariant) {
-            if (priority === void 0) { priority = 0; }
-            if (contravariant === void 0) { contravariant = false; }
-            var bivariant = false;
-            var propagationType;
-            var inferencePriority = 1024;
-            var allowComplexConstraintInference = true;
-            var visited;
-            var sourceStack;
-            var targetStack;
-            var expandingFlags = 0;
-            inferFromTypes(originalSource, originalTarget);
-            function inferFromTypes(source, target) {
-                if (!couldContainTypeVariables(target)) {
-                    return;
-                }
-                if (source === wildcardType) {
-                    var savePropagationType = propagationType;
-                    propagationType = source;
-                    inferFromTypes(target, target);
-                    propagationType = savePropagationType;
-                    return;
-                }
-                if (source.aliasSymbol && source.aliasTypeArguments && source.aliasSymbol === target.aliasSymbol) {
-                    inferFromTypeArguments(source.aliasTypeArguments, target.aliasTypeArguments, getAliasVariances(source.aliasSymbol));
-                    return;
-                }
-                if (source === target && source.flags & 3145728) {
-                    for (var _i = 0, _a = source.types; _i < _a.length; _i++) {
-                        var t = _a[_i];
-                        inferFromTypes(t, t);
-                    }
-                    return;
-                }
-                if (target.flags & 1048576) {
-                    var _b = inferFromMatchingTypes(source.flags & 1048576 ? source.types : [source], target.types, isTypeOrBaseIdenticalTo), tempSources = _b[0], tempTargets = _b[1];
-                    var _c = inferFromMatchingTypes(tempSources, tempTargets, isTypeCloselyMatchedBy), sources = _c[0], targets = _c[1];
-                    if (targets.length === 0) {
-                        return;
-                    }
-                    target = getUnionType(targets);
-                    if (sources.length === 0) {
-                        inferWithPriority(source, target, 1);
-                        return;
-                    }
-                    source = getUnionType(sources);
-                }
-                else if (target.flags & 2097152 && ts.some(target.types, function (t) { return !!getInferenceInfoForType(t) || (isGenericMappedType(t) && !!getInferenceInfoForType(getHomomorphicTypeVariable(t) || neverType)); })) {
-                    if (!(source.flags & 1048576)) {
-                        var _d = inferFromMatchingTypes(source.flags & 2097152 ? source.types : [source], target.types, isTypeIdenticalTo), sources = _d[0], targets = _d[1];
-                        if (sources.length === 0 || targets.length === 0) {
-                            return;
-                        }
-                        source = getIntersectionType(sources);
-                        target = getIntersectionType(targets);
-                    }
-                }
-                else if (target.flags & (8388608 | 33554432)) {
-                    target = getActualTypeVariable(target);
-                }
-                if (target.flags & 8650752) {
-                    if (ts.getObjectFlags(source) & 2097152 || source === nonInferrableAnyType || source === silentNeverType ||
-                        (priority & 64 && (source === autoType || source === autoArrayType)) || isFromInferenceBlockedSource(source)) {
-                        return;
-                    }
-                    var inference = getInferenceInfoForType(target);
-                    if (inference) {
-                        if (!inference.isFixed) {
-                            if (inference.priority === undefined || priority < inference.priority) {
-                                inference.candidates = undefined;
-                                inference.contraCandidates = undefined;
-                                inference.topLevel = true;
-                                inference.priority = priority;
-                            }
-                            if (priority === inference.priority) {
-                                var candidate = propagationType || source;
-                                if (contravariant && !bivariant) {
-                                    if (!ts.contains(inference.contraCandidates, candidate)) {
-                                        inference.contraCandidates = ts.append(inference.contraCandidates, candidate);
-                                        clearCachedInferences(inferences);
-                                    }
-                                }
-                                else if (!ts.contains(inference.candidates, candidate)) {
-                                    inference.candidates = ts.append(inference.candidates, candidate);
-                                    clearCachedInferences(inferences);
-                                }
-                            }
-                            if (!(priority & 64) && target.flags & 262144 && inference.topLevel && !isTypeParameterAtTopLevel(originalTarget, target)) {
-                                inference.topLevel = false;
-                                clearCachedInferences(inferences);
-                            }
-                        }
-                        inferencePriority = Math.min(inferencePriority, priority);
-                        return;
-                    }
-                    else {
-                        var simplified = getSimplifiedType(target, false);
-                        if (simplified !== target) {
-                            invokeOnce(source, simplified, inferFromTypes);
-                        }
-                        else if (target.flags & 8388608) {
-                            var indexType = getSimplifiedType(target.indexType, false);
-                            if (indexType.flags & 465829888) {
-                                var simplified_1 = distributeIndexOverObjectType(getSimplifiedType(target.objectType, false), indexType, false);
-                                if (simplified_1 && simplified_1 !== target) {
-                                    invokeOnce(source, simplified_1, inferFromTypes);
-                                }
-                            }
-                        }
-                    }
-                }
-                if (ts.getObjectFlags(source) & 4 && ts.getObjectFlags(target) & 4 && (source.target === target.target || isArrayType(source) && isArrayType(target)) &&
-                    !(source.node && target.node)) {
-                    inferFromTypeArguments(getTypeArguments(source), getTypeArguments(target), getVariances(source.target));
-                }
-                else if (source.flags & 4194304 && target.flags & 4194304) {
-                    contravariant = !contravariant;
-                    inferFromTypes(source.type, target.type);
-                    contravariant = !contravariant;
-                }
-                else if ((isLiteralType(source) || source.flags & 4) && target.flags & 4194304) {
-                    var empty = createEmptyObjectTypeFromStringLiteral(source);
-                    contravariant = !contravariant;
-                    inferWithPriority(empty, target.type, 128);
-                    contravariant = !contravariant;
-                }
-                else if (source.flags & 8388608 && target.flags & 8388608) {
-                    inferFromTypes(source.objectType, target.objectType);
-                    inferFromTypes(source.indexType, target.indexType);
-                }
-                else if (source.flags & 268435456 && target.flags & 268435456) {
-                    if (source.symbol === target.symbol) {
-                        inferFromTypes(source.type, target.type);
-                    }
-                }
-                else if (target.flags & 16777216) {
-                    invokeOnce(source, target, inferToConditionalType);
-                }
-                else if (target.flags & 3145728) {
-                    inferToMultipleTypes(source, target.types, target.flags);
-                }
-                else if (source.flags & 1048576) {
-                    var sourceTypes = source.types;
-                    for (var _e = 0, sourceTypes_2 = sourceTypes; _e < sourceTypes_2.length; _e++) {
-                        var sourceType = sourceTypes_2[_e];
-                        inferFromTypes(sourceType, target);
-                    }
-                }
-                else if (target.flags & 134217728) {
-                    inferToTemplateLiteralType(source, target);
-                }
-                else {
-                    source = getReducedType(source);
-                    if (!(priority & 256 && source.flags & (2097152 | 465829888))) {
-                        var apparentSource = getApparentType(source);
-                        if (apparentSource !== source && allowComplexConstraintInference && !(apparentSource.flags & (524288 | 2097152))) {
-                            allowComplexConstraintInference = false;
-                            return inferFromTypes(apparentSource, target);
-                        }
-                        source = apparentSource;
-                    }
-                    if (source.flags & (524288 | 2097152)) {
-                        invokeOnce(source, target, inferFromObjectTypes);
-                    }
-                }
-                if (source.flags & 25165824) {
-                    var simplified = getSimplifiedType(source, contravariant);
-                    if (simplified !== source) {
-                        inferFromTypes(simplified, target);
-                    }
-                }
-            }
-            function inferWithPriority(source, target, newPriority) {
-                var savePriority = priority;
-                priority |= newPriority;
-                inferFromTypes(source, target);
-                priority = savePriority;
-            }
-            function invokeOnce(source, target, action) {
-                var key = source.id + "," + target.id;
-                var status = visited && visited.get(key);
-                if (status !== undefined) {
-                    inferencePriority = Math.min(inferencePriority, status);
-                    return;
-                }
-                (visited || (visited = new ts.Map())).set(key, -1);
-                var saveInferencePriority = inferencePriority;
-                inferencePriority = 1024;
-                var saveExpandingFlags = expandingFlags;
-                var sourceIdentity = getRecursionIdentity(source) || source;
-                var targetIdentity = getRecursionIdentity(target) || target;
-                if (sourceIdentity && ts.contains(sourceStack, sourceIdentity))
-                    expandingFlags |= 1;
-                if (targetIdentity && ts.contains(targetStack, targetIdentity))
-                    expandingFlags |= 2;
-                if (expandingFlags !== 3) {
-                    if (sourceIdentity)
-                        (sourceStack || (sourceStack = [])).push(sourceIdentity);
-                    if (targetIdentity)
-                        (targetStack || (targetStack = [])).push(targetIdentity);
-                    action(source, target);
-                    if (targetIdentity)
-                        targetStack.pop();
-                    if (sourceIdentity)
-                        sourceStack.pop();
-                }
-                else {
-                    inferencePriority = -1;
-                }
-                expandingFlags = saveExpandingFlags;
-                visited.set(key, inferencePriority);
-                inferencePriority = Math.min(inferencePriority, saveInferencePriority);
-            }
-            function inferFromMatchingTypes(sources, targets, matches) {
-                var matchedSources;
-                var matchedTargets;
-                for (var _i = 0, targets_1 = targets; _i < targets_1.length; _i++) {
-                    var t = targets_1[_i];
-                    for (var _a = 0, sources_1 = sources; _a < sources_1.length; _a++) {
-                        var s = sources_1[_a];
-                        if (matches(s, t)) {
-                            inferFromTypes(s, t);
-                            matchedSources = ts.appendIfUnique(matchedSources, s);
-                            matchedTargets = ts.appendIfUnique(matchedTargets, t);
-                        }
-                    }
-                }
-                return [
-                    matchedSources ? ts.filter(sources, function (t) { return !ts.contains(matchedSources, t); }) : sources,
-                    matchedTargets ? ts.filter(targets, function (t) { return !ts.contains(matchedTargets, t); }) : targets,
-                ];
-            }
-            function inferFromTypeArguments(sourceTypes, targetTypes, variances) {
-                var count = sourceTypes.length < targetTypes.length ? sourceTypes.length : targetTypes.length;
-                for (var i = 0; i < count; i++) {
-                    if (i < variances.length && (variances[i] & 7) === 2) {
-                        inferFromContravariantTypes(sourceTypes[i], targetTypes[i]);
-                    }
-                    else {
-                        inferFromTypes(sourceTypes[i], targetTypes[i]);
-                    }
-                }
-            }
-            function inferFromContravariantTypes(source, target) {
-                if (strictFunctionTypes || priority & 512) {
-                    contravariant = !contravariant;
-                    inferFromTypes(source, target);
-                    contravariant = !contravariant;
-                }
-                else {
-                    inferFromTypes(source, target);
-                }
-            }
-            function getInferenceInfoForType(type) {
-                if (type.flags & 8650752) {
-                    for (var _i = 0, inferences_2 = inferences; _i < inferences_2.length; _i++) {
-                        var inference = inferences_2[_i];
-                        if (type === inference.typeParameter) {
-                            return inference;
-                        }
-                    }
-                }
-                return undefined;
-            }
-            function getSingleTypeVariableFromIntersectionTypes(types) {
-                var typeVariable;
-                for (var _i = 0, types_15 = types; _i < types_15.length; _i++) {
-                    var type = types_15[_i];
-                    var t = type.flags & 2097152 && ts.find(type.types, function (t) { return !!getInferenceInfoForType(t); });
-                    if (!t || typeVariable && t !== typeVariable) {
-                        return undefined;
-                    }
-                    typeVariable = t;
-                }
-                return typeVariable;
-            }
-            function inferToMultipleTypes(source, targets, targetFlags) {
-                var typeVariableCount = 0;
-                if (targetFlags & 1048576) {
-                    var nakedTypeVariable = void 0;
-                    var sources = source.flags & 1048576 ? source.types : [source];
-                    var matched_1 = new Array(sources.length);
-                    var inferenceCircularity = false;
-                    for (var _i = 0, targets_2 = targets; _i < targets_2.length; _i++) {
-                        var t = targets_2[_i];
-                        if (getInferenceInfoForType(t)) {
-                            nakedTypeVariable = t;
-                            typeVariableCount++;
-                        }
-                        else {
-                            for (var i = 0; i < sources.length; i++) {
-                                var saveInferencePriority = inferencePriority;
-                                inferencePriority = 1024;
-                                inferFromTypes(sources[i], t);
-                                if (inferencePriority === priority)
-                                    matched_1[i] = true;
-                                inferenceCircularity = inferenceCircularity || inferencePriority === -1;
-                                inferencePriority = Math.min(inferencePriority, saveInferencePriority);
-                            }
-                        }
-                    }
-                    if (typeVariableCount === 0) {
-                        var intersectionTypeVariable = getSingleTypeVariableFromIntersectionTypes(targets);
-                        if (intersectionTypeVariable) {
-                            inferWithPriority(source, intersectionTypeVariable, 1);
-                        }
-                        return;
-                    }
-                    if (typeVariableCount === 1 && !inferenceCircularity) {
-                        var unmatched = ts.flatMap(sources, function (s, i) { return matched_1[i] ? undefined : s; });
-                        if (unmatched.length) {
-                            inferFromTypes(getUnionType(unmatched), nakedTypeVariable);
-                            return;
-                        }
-                    }
-                }
-                else {
-                    for (var _a = 0, targets_3 = targets; _a < targets_3.length; _a++) {
-                        var t = targets_3[_a];
-                        if (getInferenceInfoForType(t)) {
-                            typeVariableCount++;
-                        }
-                        else {
-                            inferFromTypes(source, t);
-                        }
-                    }
-                }
-                if (targetFlags & 2097152 ? typeVariableCount === 1 : typeVariableCount > 0) {
-                    for (var _b = 0, targets_4 = targets; _b < targets_4.length; _b++) {
-                        var t = targets_4[_b];
-                        if (getInferenceInfoForType(t)) {
-                            inferWithPriority(source, t, 1);
-                        }
-                    }
-                }
-            }
-            function inferToMappedType(source, target, constraintType) {
-                if (constraintType.flags & 1048576) {
-                    var result = false;
-                    for (var _i = 0, _a = constraintType.types; _i < _a.length; _i++) {
-                        var type = _a[_i];
-                        result = inferToMappedType(source, target, type) || result;
-                    }
-                    return result;
-                }
-                if (constraintType.flags & 4194304) {
-                    var inference = getInferenceInfoForType(constraintType.type);
-                    if (inference && !inference.isFixed && !isFromInferenceBlockedSource(source)) {
-                        var inferredType = inferTypeForHomomorphicMappedType(source, target, constraintType);
-                        if (inferredType) {
-                            inferWithPriority(inferredType, inference.typeParameter, ts.getObjectFlags(source) & 2097152 ?
-                                8 :
-                                4);
-                        }
-                    }
-                    return true;
-                }
-                if (constraintType.flags & 262144) {
-                    inferWithPriority(getIndexType(source), constraintType, 16);
-                    var extendedConstraint = getConstraintOfType(constraintType);
-                    if (extendedConstraint && inferToMappedType(source, target, extendedConstraint)) {
-                        return true;
-                    }
-                    var propTypes = ts.map(getPropertiesOfType(source), getTypeOfSymbol);
-                    var stringIndexType = getIndexTypeOfType(source, 0);
-                    var numberIndexInfo = getNonEnumNumberIndexInfo(source);
-                    var numberIndexType = numberIndexInfo && numberIndexInfo.type;
-                    inferFromTypes(getUnionType(ts.append(ts.append(propTypes, stringIndexType), numberIndexType)), getTemplateTypeFromMappedType(target));
-                    return true;
-                }
-                return false;
-            }
-            function inferToConditionalType(source, target) {
-                if (source.flags & 16777216) {
-                    inferFromTypes(source.checkType, target.checkType);
-                    inferFromTypes(source.extendsType, target.extendsType);
-                    inferFromTypes(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target));
-                    inferFromTypes(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target));
-                }
-                else {
-                    var savePriority = priority;
-                    priority |= contravariant ? 32 : 0;
-                    var targetTypes = [getTrueTypeFromConditionalType(target), getFalseTypeFromConditionalType(target)];
-                    inferToMultipleTypes(source, targetTypes, target.flags);
-                    priority = savePriority;
-                }
-            }
-            function inferToTemplateLiteralType(source, target) {
-                var matches = source.flags & 128 ? inferLiteralsFromTemplateLiteralType(source, target) :
-                    source.flags & 134217728 && ts.arraysEqual(source.texts, target.texts) ? source.types :
-                        undefined;
-                var types = target.types;
-                for (var i = 0; i < types.length; i++) {
-                    inferFromTypes(matches ? matches[i] : neverType, types[i]);
-                }
-            }
-            function inferFromObjectTypes(source, target) {
-                if (ts.getObjectFlags(source) & 4 && ts.getObjectFlags(target) & 4 && (source.target === target.target || isArrayType(source) && isArrayType(target))) {
-                    inferFromTypeArguments(getTypeArguments(source), getTypeArguments(target), getVariances(source.target));
-                    return;
-                }
-                if (isGenericMappedType(source) && isGenericMappedType(target)) {
-                    inferFromTypes(getConstraintTypeFromMappedType(source), getConstraintTypeFromMappedType(target));
-                    inferFromTypes(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target));
-                    var sourceNameType = getNameTypeFromMappedType(source);
-                    var targetNameType = getNameTypeFromMappedType(target);
-                    if (sourceNameType && targetNameType)
-                        inferFromTypes(sourceNameType, targetNameType);
-                }
-                if (ts.getObjectFlags(target) & 32 && !target.declaration.nameType) {
-                    var constraintType = getConstraintTypeFromMappedType(target);
-                    if (inferToMappedType(source, target, constraintType)) {
-                        return;
-                    }
-                }
-                if (!typesDefinitelyUnrelated(source, target)) {
-                    if (isArrayType(source) || isTupleType(source)) {
-                        if (isTupleType(target)) {
-                            var sourceArity = getTypeReferenceArity(source);
-                            var targetArity = getTypeReferenceArity(target);
-                            var elementTypes = getTypeArguments(target);
-                            var elementFlags = target.target.elementFlags;
-                            if (isTupleType(source) && isTupleTypeStructureMatching(source, target)) {
-                                for (var i = 0; i < targetArity; i++) {
-                                    inferFromTypes(getTypeArguments(source)[i], elementTypes[i]);
-                                }
-                                return;
-                            }
-                            var startLength = isTupleType(source) ? Math.min(source.target.fixedLength, target.target.fixedLength) : 0;
-                            var sourceRestType = !isTupleType(source) || sourceArity > 0 && source.target.elementFlags[sourceArity - 1] & 4 ?
-                                getTypeArguments(source)[sourceArity - 1] : undefined;
-                            var endLength = !(target.target.combinedFlags & 12) ? 0 :
-                                sourceRestType ? getEndLengthOfType(target) :
-                                    Math.min(getEndLengthOfType(source), getEndLengthOfType(target));
-                            var sourceEndLength = sourceRestType ? 0 : endLength;
-                            for (var i = 0; i < startLength; i++) {
-                                inferFromTypes(getTypeArguments(source)[i], elementTypes[i]);
-                            }
-                            if (sourceRestType && sourceArity - startLength === 1) {
-                                for (var i = startLength; i < targetArity - endLength; i++) {
-                                    inferFromTypes(elementFlags[i] & 8 ? createArrayType(sourceRestType) : sourceRestType, elementTypes[i]);
-                                }
-                            }
-                            else {
-                                var middleLength = targetArity - startLength - endLength;
-                                if (middleLength === 2 && elementFlags[startLength] & elementFlags[startLength + 1] & 8 && isTupleType(source)) {
-                                    var targetInfo = getInferenceInfoForType(elementTypes[startLength]);
-                                    if (targetInfo && targetInfo.impliedArity !== undefined) {
-                                        inferFromTypes(sliceTupleType(source, startLength, sourceEndLength + sourceArity - targetInfo.impliedArity), elementTypes[startLength]);
-                                        inferFromTypes(sliceTupleType(source, startLength + targetInfo.impliedArity, sourceEndLength), elementTypes[startLength + 1]);
-                                    }
-                                }
-                                else if (middleLength === 1 && elementFlags[startLength] & 8) {
-                                    var endsInOptional = target.target.elementFlags[targetArity - 1] & 2;
-                                    var sourceSlice = isTupleType(source) ? sliceTupleType(source, startLength, sourceEndLength) : createArrayType(sourceRestType);
-                                    inferWithPriority(sourceSlice, elementTypes[startLength], endsInOptional ? 2 : 0);
-                                }
-                                else if (middleLength === 1 && elementFlags[startLength] & 4) {
-                                    var restType = isTupleType(source) ? getElementTypeOfSliceOfTupleType(source, startLength, sourceEndLength) : sourceRestType;
-                                    if (restType) {
-                                        inferFromTypes(restType, elementTypes[startLength]);
-                                    }
-                                }
-                            }
-                            for (var i = 0; i < endLength; i++) {
-                                inferFromTypes(sourceRestType || getTypeArguments(source)[sourceArity - i - 1], elementTypes[targetArity - i - 1]);
-                            }
-                            return;
-                        }
-                        if (isArrayType(target)) {
-                            inferFromIndexTypes(source, target);
-                            return;
-                        }
-                    }
-                    inferFromProperties(source, target);
-                    inferFromSignatures(source, target, 0);
-                    inferFromSignatures(source, target, 1);
-                    inferFromIndexTypes(source, target);
-                }
-            }
-            function inferFromProperties(source, target) {
-                var properties = getPropertiesOfObjectType(target);
-                for (var _i = 0, properties_3 = properties; _i < properties_3.length; _i++) {
-                    var targetProp = properties_3[_i];
-                    var sourceProp = getPropertyOfType(source, targetProp.escapedName);
-                    if (sourceProp) {
-                        inferFromTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp));
-                    }
-                }
-            }
-            function inferFromSignatures(source, target, kind) {
-                var sourceSignatures = getSignaturesOfType(source, kind);
-                var targetSignatures = getSignaturesOfType(target, kind);
-                var sourceLen = sourceSignatures.length;
-                var targetLen = targetSignatures.length;
-                var len = sourceLen < targetLen ? sourceLen : targetLen;
-                var skipParameters = !!(ts.getObjectFlags(source) & 2097152);
-                for (var i = 0; i < len; i++) {
-                    inferFromSignature(getBaseSignature(sourceSignatures[sourceLen - len + i]), getErasedSignature(targetSignatures[targetLen - len + i]), skipParameters);
-                }
-            }
-            function inferFromSignature(source, target, skipParameters) {
-                if (!skipParameters) {
-                    var saveBivariant = bivariant;
-                    var kind = target.declaration ? target.declaration.kind : 0;
-                    bivariant = bivariant || kind === 165 || kind === 164 || kind === 166;
-                    applyToParameterTypes(source, target, inferFromContravariantTypes);
-                    bivariant = saveBivariant;
-                }
-                applyToReturnTypes(source, target, inferFromTypes);
-            }
-            function inferFromIndexTypes(source, target) {
-                var targetStringIndexType = getIndexTypeOfType(target, 0);
-                if (targetStringIndexType) {
-                    var sourceIndexType = getIndexTypeOfType(source, 0) ||
-                        getImplicitIndexTypeOfType(source, 0);
-                    if (sourceIndexType) {
-                        inferFromTypes(sourceIndexType, targetStringIndexType);
-                    }
-                }
-                var targetNumberIndexType = getIndexTypeOfType(target, 1);
-                if (targetNumberIndexType) {
-                    var sourceIndexType = getIndexTypeOfType(source, 1) ||
-                        getIndexTypeOfType(source, 0) ||
-                        getImplicitIndexTypeOfType(source, 1);
-                    if (sourceIndexType) {
-                        inferFromTypes(sourceIndexType, targetNumberIndexType);
-                    }
-                }
-            }
-        }
-        function isTypeOrBaseIdenticalTo(s, t) {
-            return isTypeIdenticalTo(s, t) || !!(t.flags & 4 && s.flags & 128 || t.flags & 8 && s.flags & 256);
-        }
-        function isTypeCloselyMatchedBy(s, t) {
-            return !!(s.flags & 524288 && t.flags & 524288 && s.symbol && s.symbol === t.symbol ||
-                s.aliasSymbol && s.aliasTypeArguments && s.aliasSymbol === t.aliasSymbol);
-        }
-        function hasPrimitiveConstraint(type) {
-            var constraint = getConstraintOfTypeParameter(type);
-            return !!constraint && maybeTypeOfKind(constraint.flags & 16777216 ? getDefaultConstraintOfConditionalType(constraint) : constraint, 131068 | 4194304 | 134217728 | 268435456);
-        }
-        function isObjectLiteralType(type) {
-            return !!(ts.getObjectFlags(type) & 128);
-        }
-        function isObjectOrArrayLiteralType(type) {
-            return !!(ts.getObjectFlags(type) & (128 | 65536));
-        }
-        function unionObjectAndArrayLiteralCandidates(candidates) {
-            if (candidates.length > 1) {
-                var objectLiterals = ts.filter(candidates, isObjectOrArrayLiteralType);
-                if (objectLiterals.length) {
-                    var literalsType = getUnionType(objectLiterals, 2);
-                    return ts.concatenate(ts.filter(candidates, function (t) { return !isObjectOrArrayLiteralType(t); }), [literalsType]);
-                }
-            }
-            return candidates;
-        }
-        function getContravariantInference(inference) {
-            return inference.priority & 208 ? getIntersectionType(inference.contraCandidates) : getCommonSubtype(inference.contraCandidates);
-        }
-        function getCovariantInference(inference, signature) {
-            var candidates = unionObjectAndArrayLiteralCandidates(inference.candidates);
-            var primitiveConstraint = hasPrimitiveConstraint(inference.typeParameter);
-            var widenLiteralTypes = !primitiveConstraint && inference.topLevel &&
-                (inference.isFixed || !isTypeParameterAtTopLevel(getReturnTypeOfSignature(signature), inference.typeParameter));
-            var baseCandidates = primitiveConstraint ? ts.sameMap(candidates, getRegularTypeOfLiteralType) :
-                widenLiteralTypes ? ts.sameMap(candidates, getWidenedLiteralType) :
-                    candidates;
-            var unwidenedType = inference.priority & 208 ?
-                getUnionType(baseCandidates, 2) :
-                getCommonSupertype(baseCandidates);
-            return getWidenedType(unwidenedType);
-        }
-        function getInferredType(context, index) {
-            var inference = context.inferences[index];
-            if (!inference.inferredType) {
-                var inferredType = void 0;
-                var signature = context.signature;
-                if (signature) {
-                    var inferredCovariantType = inference.candidates ? getCovariantInference(inference, signature) : undefined;
-                    if (inference.contraCandidates) {
-                        var inferredContravariantType = getContravariantInference(inference);
-                        inferredType = inferredCovariantType && !(inferredCovariantType.flags & 131072) &&
-                            isTypeSubtypeOf(inferredCovariantType, inferredContravariantType) ?
-                            inferredCovariantType : inferredContravariantType;
-                    }
-                    else if (inferredCovariantType) {
-                        inferredType = inferredCovariantType;
-                    }
-                    else if (context.flags & 1) {
-                        inferredType = silentNeverType;
-                    }
-                    else {
-                        var defaultType = getDefaultFromTypeParameter(inference.typeParameter);
-                        if (defaultType) {
-                            inferredType = instantiateType(defaultType, mergeTypeMappers(createBackreferenceMapper(context, index), context.nonFixingMapper));
-                        }
-                    }
-                }
-                else {
-                    inferredType = getTypeFromInference(inference);
-                }
-                inference.inferredType = inferredType || getDefaultTypeArgumentType(!!(context.flags & 2));
-                var constraint = getConstraintOfTypeParameter(inference.typeParameter);
-                if (constraint) {
-                    var instantiatedConstraint = instantiateType(constraint, context.nonFixingMapper);
-                    if (!inferredType || !context.compareTypes(inferredType, getTypeWithThisArgument(instantiatedConstraint, inferredType))) {
-                        inference.inferredType = inferredType = instantiatedConstraint;
-                    }
-                }
-            }
-            return inference.inferredType;
-        }
-        function getDefaultTypeArgumentType(isInJavaScriptFile) {
-            return isInJavaScriptFile ? anyType : unknownType;
-        }
-        function getInferredTypes(context) {
-            var result = [];
-            for (var i = 0; i < context.inferences.length; i++) {
-                result.push(getInferredType(context, i));
-            }
-            return result;
-        }
-        function getCannotFindNameDiagnosticForName(node) {
-            switch (node.escapedText) {
-                case "document":
-                case "console":
-                    return ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_include_dom;
-                case "$":
-                    return compilerOptions.types
-                        ? ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_save_dev_types_Slashjquery_and_then_add_jquery_to_the_types_field_in_your_tsconfig
-                        : ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_save_dev_types_Slashjquery;
-                case "describe":
-                case "suite":
-                case "it":
-                case "test":
-                    return compilerOptions.types
-                        ? ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_save_dev_types_Slashjest_or_npm_i_save_dev_types_Slashmocha_and_then_add_jest_or_mocha_to_the_types_field_in_your_tsconfig
-                        : ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_save_dev_types_Slashjest_or_npm_i_save_dev_types_Slashmocha;
-                case "process":
-                case "require":
-                case "Buffer":
-                case "module":
-                    return compilerOptions.types
-                        ? ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_save_dev_types_Slashnode_and_then_add_node_to_the_types_field_in_your_tsconfig
-                        : ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_save_dev_types_Slashnode;
-                case "Map":
-                case "Set":
-                case "Promise":
-                case "Symbol":
-                case "WeakMap":
-                case "WeakSet":
-                case "Iterator":
-                case "AsyncIterator":
-                case "SharedArrayBuffer":
-                case "Atomics":
-                case "AsyncIterable":
-                case "AsyncIterableIterator":
-                case "AsyncGenerator":
-                case "AsyncGeneratorFunction":
-                case "BigInt":
-                case "Reflect":
-                case "BigInt64Array":
-                case "BigUint64Array":
-                    return ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_1_or_later;
-                default:
-                    if (node.parent.kind === 289) {
-                        return ts.Diagnostics.No_value_exists_in_scope_for_the_shorthand_property_0_Either_declare_one_or_provide_an_initializer;
-                    }
-                    else {
-                        return ts.Diagnostics.Cannot_find_name_0;
-                    }
-            }
-        }
-        function getResolvedSymbol(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedSymbol) {
-                links.resolvedSymbol = !ts.nodeIsMissing(node) &&
-                    resolveName(node, node.escapedText, 111551 | 1048576, getCannotFindNameDiagnosticForName(node), node, !ts.isWriteOnlyAccess(node), false, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_1) || unknownSymbol;
-            }
-            return links.resolvedSymbol;
-        }
-        function isInTypeQuery(node) {
-            return !!ts.findAncestor(node, function (n) { return n.kind === 176 ? true : n.kind === 78 || n.kind === 157 ? false : "quit"; });
-        }
-        function getFlowCacheKey(node, declaredType, initialType, flowContainer) {
-            switch (node.kind) {
-                case 78:
-                    var symbol = getResolvedSymbol(node);
-                    return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + (isConstraintPosition(node) ? "@" : "") + getSymbolId(symbol) : undefined;
-                case 107:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
-                case 225:
-                case 207:
-                    return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
-                case 201:
-                case 202:
-                    var propName = getAccessedPropertyName(node);
-                    if (propName !== undefined) {
-                        var key = getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
-                        return key && key + "." + propName;
-                    }
-            }
-            return undefined;
-        }
-        function isMatchingReference(source, target) {
-            switch (target.kind) {
-                case 207:
-                case 225:
-                    return isMatchingReference(source, target.expression);
-                case 216:
-                    return (ts.isAssignmentExpression(target) && isMatchingReference(source, target.left)) ||
-                        (ts.isBinaryExpression(target) && target.operatorToken.kind === 27 && isMatchingReference(source, target.right));
-            }
-            switch (source.kind) {
-                case 78:
-                case 79:
-                    return target.kind === 78 && getResolvedSymbol(source) === getResolvedSymbol(target) ||
-                        (target.kind === 249 || target.kind === 198) &&
-                            getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(source)) === getSymbolOfNode(target);
-                case 107:
-                    return target.kind === 107;
-                case 105:
-                    return target.kind === 105;
-                case 225:
-                case 207:
-                    return isMatchingReference(source.expression, target);
-                case 201:
-                case 202:
-                    return ts.isAccessExpression(target) &&
-                        getAccessedPropertyName(source) === getAccessedPropertyName(target) &&
-                        isMatchingReference(source.expression, target.expression);
-            }
-            return false;
-        }
-        function containsTruthyCheck(source, target) {
-            return isMatchingReference(source, target) ||
-                (target.kind === 216 && target.operatorToken.kind === 55 &&
-                    (containsTruthyCheck(source, target.left) || containsTruthyCheck(source, target.right)));
-        }
-        function getAccessedPropertyName(access) {
-            return access.kind === 201 ? access.name.escapedText :
-                ts.isStringOrNumericLiteralLike(access.argumentExpression) ? ts.escapeLeadingUnderscores(access.argumentExpression.text) :
-                    undefined;
-        }
-        function containsMatchingReference(source, target) {
-            while (ts.isAccessExpression(source)) {
-                source = source.expression;
-                if (isMatchingReference(source, target)) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function optionalChainContainsReference(source, target) {
-            while (ts.isOptionalChain(source)) {
-                source = source.expression;
-                if (isMatchingReference(source, target)) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function isDiscriminantProperty(type, name) {
-            if (type && type.flags & 1048576) {
-                var prop = getUnionOrIntersectionProperty(type, name);
-                if (prop && ts.getCheckFlags(prop) & 2) {
-                    if (prop.isDiscriminantProperty === undefined) {
-                        prop.isDiscriminantProperty =
-                            (prop.checkFlags & 192) === 192 &&
-                                !maybeTypeOfKind(getTypeOfSymbol(prop), 465829888);
-                    }
-                    return !!prop.isDiscriminantProperty;
-                }
-            }
-            return false;
-        }
-        function findDiscriminantProperties(sourceProperties, target) {
-            var result;
-            for (var _i = 0, sourceProperties_2 = sourceProperties; _i < sourceProperties_2.length; _i++) {
-                var sourceProperty = sourceProperties_2[_i];
-                if (isDiscriminantProperty(target, sourceProperty.escapedName)) {
-                    if (result) {
-                        result.push(sourceProperty);
-                        continue;
-                    }
-                    result = [sourceProperty];
-                }
-            }
-            return result;
-        }
-        function isOrContainsMatchingReference(source, target) {
-            return isMatchingReference(source, target) || containsMatchingReference(source, target);
-        }
-        function hasMatchingArgument(callExpression, reference) {
-            if (callExpression.arguments) {
-                for (var _i = 0, _a = callExpression.arguments; _i < _a.length; _i++) {
-                    var argument = _a[_i];
-                    if (isOrContainsMatchingReference(reference, argument)) {
-                        return true;
-                    }
-                }
-            }
-            if (callExpression.expression.kind === 201 &&
-                isOrContainsMatchingReference(reference, callExpression.expression.expression)) {
-                return true;
-            }
-            return false;
-        }
-        function getFlowNodeId(flow) {
-            if (!flow.id || flow.id < 0) {
-                flow.id = nextFlowId;
-                nextFlowId++;
-            }
-            return flow.id;
-        }
-        function typeMaybeAssignableTo(source, target) {
-            if (!(source.flags & 1048576)) {
-                return isTypeAssignableTo(source, target);
-            }
-            for (var _i = 0, _a = source.types; _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isTypeAssignableTo(t, target)) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function getAssignmentReducedType(declaredType, assignedType) {
-            if (declaredType !== assignedType) {
-                if (assignedType.flags & 131072) {
-                    return assignedType;
-                }
-                var reducedType = filterType(declaredType, function (t) { return typeMaybeAssignableTo(assignedType, t); });
-                if (assignedType.flags & 512 && isFreshLiteralType(assignedType)) {
-                    reducedType = mapType(reducedType, getFreshTypeOfLiteralType);
-                }
-                if (isTypeAssignableTo(assignedType, reducedType)) {
-                    return reducedType;
-                }
-            }
-            return declaredType;
-        }
-        function getTypeFactsOfTypes(types) {
-            var result = 0;
-            for (var _i = 0, types_16 = types; _i < types_16.length; _i++) {
-                var t = types_16[_i];
-                result |= getTypeFacts(t);
-            }
-            return result;
-        }
-        function isFunctionObjectType(type) {
-            var resolved = resolveStructuredTypeMembers(type);
-            return !!(resolved.callSignatures.length || resolved.constructSignatures.length ||
-                resolved.members.get("bind") && isTypeSubtypeOf(type, globalFunctionType));
-        }
-        function getTypeFacts(type) {
-            var flags = type.flags;
-            if (flags & 4) {
-                return strictNullChecks ? 16317953 : 16776705;
-            }
-            if (flags & 128) {
-                var isEmpty = type.value === "";
-                return strictNullChecks ?
-                    isEmpty ? 12123649 : 7929345 :
-                    isEmpty ? 12582401 : 16776705;
-            }
-            if (flags & (8 | 32)) {
-                return strictNullChecks ? 16317698 : 16776450;
-            }
-            if (flags & 256) {
-                var isZero = type.value === 0;
-                return strictNullChecks ?
-                    isZero ? 12123394 : 7929090 :
-                    isZero ? 12582146 : 16776450;
-            }
-            if (flags & 64) {
-                return strictNullChecks ? 16317188 : 16775940;
-            }
-            if (flags & 2048) {
-                var isZero = isZeroBigInt(type);
-                return strictNullChecks ?
-                    isZero ? 12122884 : 7928580 :
-                    isZero ? 12581636 : 16775940;
-            }
-            if (flags & 16) {
-                return strictNullChecks ? 16316168 : 16774920;
-            }
-            if (flags & 528) {
-                return strictNullChecks ?
-                    (type === falseType || type === regularFalseType) ? 12121864 : 7927560 :
-                    (type === falseType || type === regularFalseType) ? 12580616 : 16774920;
-            }
-            if (flags & 524288) {
-                return ts.getObjectFlags(type) & 16 && isEmptyObjectType(type) ?
-                    strictNullChecks ? 16318463 : 16777215 :
-                    isFunctionObjectType(type) ?
-                        strictNullChecks ? 7880640 : 16728000 :
-                        strictNullChecks ? 7888800 : 16736160;
-            }
-            if (flags & (16384 | 32768)) {
-                return 9830144;
-            }
-            if (flags & 65536) {
-                return 9363232;
-            }
-            if (flags & 12288) {
-                return strictNullChecks ? 7925520 : 16772880;
-            }
-            if (flags & 67108864) {
-                return strictNullChecks ? 7888800 : 16736160;
-            }
-            if (flags & 131072) {
-                return 0;
-            }
-            if (flags & 465829888) {
-                return getTypeFacts(getBaseConstraintOfType(type) || unknownType);
-            }
-            if (flags & 3145728) {
-                return getTypeFactsOfTypes(type.types);
-            }
-            return 16777215;
-        }
-        function getTypeWithFacts(type, include) {
-            return filterType(type, function (t) { return (getTypeFacts(t) & include) !== 0; });
-        }
-        function getTypeWithDefault(type, defaultExpression) {
-            if (defaultExpression) {
-                var defaultType = getTypeOfExpression(defaultExpression);
-                return getUnionType([getTypeWithFacts(type, 524288), defaultType]);
-            }
-            return type;
-        }
-        function getTypeOfDestructuredProperty(type, name) {
-            var nameType = getLiteralTypeFromPropertyName(name);
-            if (!isTypeUsableAsPropertyName(nameType))
-                return errorType;
-            var text = getPropertyNameFromType(nameType);
-            return getConstraintForLocation(getTypeOfPropertyOfType(type, text), name) ||
-                isNumericLiteralName(text) && includeUndefinedInIndexSignature(getIndexTypeOfType(type, 1)) ||
-                includeUndefinedInIndexSignature(getIndexTypeOfType(type, 0)) ||
-                errorType;
-        }
-        function getTypeOfDestructuredArrayElement(type, index) {
-            return everyType(type, isTupleLikeType) && getTupleElementType(type, index) ||
-                includeUndefinedInIndexSignature(checkIteratedTypeOrElementType(65, type, undefinedType, undefined)) ||
-                errorType;
-        }
-        function includeUndefinedInIndexSignature(type) {
-            if (!type)
-                return type;
-            return compilerOptions.noUncheckedIndexedAccess ?
-                getUnionType([type, undefinedType]) :
-                type;
-        }
-        function getTypeOfDestructuredSpreadExpression(type) {
-            return createArrayType(checkIteratedTypeOrElementType(65, type, undefinedType, undefined) || errorType);
-        }
-        function getAssignedTypeOfBinaryExpression(node) {
-            var isDestructuringDefaultAssignment = node.parent.kind === 199 && isDestructuringAssignmentTarget(node.parent) ||
-                node.parent.kind === 288 && isDestructuringAssignmentTarget(node.parent.parent);
-            return isDestructuringDefaultAssignment ?
-                getTypeWithDefault(getAssignedType(node), node.right) :
-                getTypeOfExpression(node.right);
-        }
-        function isDestructuringAssignmentTarget(parent) {
-            return parent.parent.kind === 216 && parent.parent.left === parent ||
-                parent.parent.kind === 239 && parent.parent.initializer === parent;
-        }
-        function getAssignedTypeOfArrayLiteralElement(node, element) {
-            return getTypeOfDestructuredArrayElement(getAssignedType(node), node.elements.indexOf(element));
-        }
-        function getAssignedTypeOfSpreadExpression(node) {
-            return getTypeOfDestructuredSpreadExpression(getAssignedType(node.parent));
-        }
-        function getAssignedTypeOfPropertyAssignment(node) {
-            return getTypeOfDestructuredProperty(getAssignedType(node.parent), node.name);
-        }
-        function getAssignedTypeOfShorthandPropertyAssignment(node) {
-            return getTypeWithDefault(getAssignedTypeOfPropertyAssignment(node), node.objectAssignmentInitializer);
-        }
-        function getAssignedType(node) {
-            var parent = node.parent;
-            switch (parent.kind) {
-                case 238:
-                    return stringType;
-                case 239:
-                    return checkRightHandSideOfForOf(parent) || errorType;
-                case 216:
-                    return getAssignedTypeOfBinaryExpression(parent);
-                case 210:
-                    return undefinedType;
-                case 199:
-                    return getAssignedTypeOfArrayLiteralElement(parent, node);
-                case 220:
-                    return getAssignedTypeOfSpreadExpression(parent);
-                case 288:
-                    return getAssignedTypeOfPropertyAssignment(parent);
-                case 289:
-                    return getAssignedTypeOfShorthandPropertyAssignment(parent);
-            }
-            return errorType;
-        }
-        function getInitialTypeOfBindingElement(node) {
-            var pattern = node.parent;
-            var parentType = getInitialType(pattern.parent);
-            var type = pattern.kind === 196 ?
-                getTypeOfDestructuredProperty(parentType, node.propertyName || node.name) :
-                !node.dotDotDotToken ?
-                    getTypeOfDestructuredArrayElement(parentType, pattern.elements.indexOf(node)) :
-                    getTypeOfDestructuredSpreadExpression(parentType);
-            return getTypeWithDefault(type, node.initializer);
-        }
-        function getTypeOfInitializer(node) {
-            var links = getNodeLinks(node);
-            return links.resolvedType || getTypeOfExpression(node);
-        }
-        function getInitialTypeOfVariableDeclaration(node) {
-            if (node.initializer) {
-                return getTypeOfInitializer(node.initializer);
-            }
-            if (node.parent.parent.kind === 238) {
-                return stringType;
-            }
-            if (node.parent.parent.kind === 239) {
-                return checkRightHandSideOfForOf(node.parent.parent) || errorType;
-            }
-            return errorType;
-        }
-        function getInitialType(node) {
-            return node.kind === 249 ?
-                getInitialTypeOfVariableDeclaration(node) :
-                getInitialTypeOfBindingElement(node);
-        }
-        function isEmptyArrayAssignment(node) {
-            return node.kind === 249 && node.initializer &&
-                isEmptyArrayLiteral(node.initializer) ||
-                node.kind !== 198 && node.parent.kind === 216 &&
-                    isEmptyArrayLiteral(node.parent.right);
-        }
-        function getReferenceCandidate(node) {
-            switch (node.kind) {
-                case 207:
-                    return getReferenceCandidate(node.expression);
-                case 216:
-                    switch (node.operatorToken.kind) {
-                        case 62:
-                        case 74:
-                        case 75:
-                        case 76:
-                            return getReferenceCandidate(node.left);
-                        case 27:
-                            return getReferenceCandidate(node.right);
-                    }
-            }
-            return node;
-        }
-        function getReferenceRoot(node) {
-            var parent = node.parent;
-            return parent.kind === 207 ||
-                parent.kind === 216 && parent.operatorToken.kind === 62 && parent.left === node ||
-                parent.kind === 216 && parent.operatorToken.kind === 27 && parent.right === node ?
-                getReferenceRoot(parent) : node;
-        }
-        function getTypeOfSwitchClause(clause) {
-            if (clause.kind === 284) {
-                return getRegularTypeOfLiteralType(getTypeOfExpression(clause.expression));
-            }
-            return neverType;
-        }
-        function getSwitchClauseTypes(switchStatement) {
-            var links = getNodeLinks(switchStatement);
-            if (!links.switchTypes) {
-                links.switchTypes = [];
-                for (var _i = 0, _a = switchStatement.caseBlock.clauses; _i < _a.length; _i++) {
-                    var clause = _a[_i];
-                    links.switchTypes.push(getTypeOfSwitchClause(clause));
-                }
-            }
-            return links.switchTypes;
-        }
-        function getSwitchClauseTypeOfWitnesses(switchStatement, retainDefault) {
-            var witnesses = [];
-            for (var _i = 0, _a = switchStatement.caseBlock.clauses; _i < _a.length; _i++) {
-                var clause = _a[_i];
-                if (clause.kind === 284) {
-                    if (ts.isStringLiteralLike(clause.expression)) {
-                        witnesses.push(clause.expression.text);
-                        continue;
-                    }
-                    return ts.emptyArray;
-                }
-                if (retainDefault)
-                    witnesses.push(undefined);
-            }
-            return witnesses;
-        }
-        function eachTypeContainedIn(source, types) {
-            return source.flags & 1048576 ? !ts.forEach(source.types, function (t) { return !ts.contains(types, t); }) : ts.contains(types, source);
-        }
-        function isTypeSubsetOf(source, target) {
-            return source === target || target.flags & 1048576 && isTypeSubsetOfUnion(source, target);
-        }
-        function isTypeSubsetOfUnion(source, target) {
-            if (source.flags & 1048576) {
-                for (var _i = 0, _a = source.types; _i < _a.length; _i++) {
-                    var t = _a[_i];
-                    if (!containsType(target.types, t)) {
-                        return false;
-                    }
-                }
-                return true;
-            }
-            if (source.flags & 1024 && getBaseTypeOfEnumLiteralType(source) === target) {
-                return true;
-            }
-            return containsType(target.types, source);
-        }
-        function forEachType(type, f) {
-            return type.flags & 1048576 ? ts.forEach(type.types, f) : f(type);
-        }
-        function everyType(type, f) {
-            return type.flags & 1048576 ? ts.every(type.types, f) : f(type);
-        }
-        function filterType(type, f) {
-            if (type.flags & 1048576) {
-                var types = type.types;
-                var filtered = ts.filter(types, f);
-                return filtered === types ? type : getUnionTypeFromSortedList(filtered, type.objectFlags);
-            }
-            return type.flags & 131072 || f(type) ? type : neverType;
-        }
-        function countTypes(type) {
-            return type.flags & 1048576 ? type.types.length : 1;
-        }
-        function mapType(type, mapper, noReductions) {
-            if (type.flags & 131072) {
-                return type;
-            }
-            if (!(type.flags & 1048576)) {
-                return mapper(type);
-            }
-            var mappedTypes;
-            for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
-                var t = _a[_i];
-                var mapped = mapper(t);
-                if (mapped) {
-                    if (!mappedTypes) {
-                        mappedTypes = [mapped];
-                    }
-                    else {
-                        mappedTypes.push(mapped);
-                    }
-                }
-            }
-            return mappedTypes && getUnionType(mappedTypes, noReductions ? 0 : 1);
-        }
-        function extractTypesOfKind(type, kind) {
-            return filterType(type, function (t) { return (t.flags & kind) !== 0; });
-        }
-        function replacePrimitivesWithLiterals(typeWithPrimitives, typeWithLiterals) {
-            if (isTypeSubsetOf(stringType, typeWithPrimitives) && maybeTypeOfKind(typeWithLiterals, 128) ||
-                isTypeSubsetOf(numberType, typeWithPrimitives) && maybeTypeOfKind(typeWithLiterals, 256) ||
-                isTypeSubsetOf(bigintType, typeWithPrimitives) && maybeTypeOfKind(typeWithLiterals, 2048)) {
-                return mapType(typeWithPrimitives, function (t) {
-                    return t.flags & 4 ? extractTypesOfKind(typeWithLiterals, 4 | 128) :
-                        t.flags & 8 ? extractTypesOfKind(typeWithLiterals, 8 | 256) :
-                            t.flags & 64 ? extractTypesOfKind(typeWithLiterals, 64 | 2048) : t;
-                });
-            }
-            return typeWithPrimitives;
-        }
-        function isIncomplete(flowType) {
-            return flowType.flags === 0;
-        }
-        function getTypeFromFlowType(flowType) {
-            return flowType.flags === 0 ? flowType.type : flowType;
-        }
-        function createFlowType(type, incomplete) {
-            return incomplete ? { flags: 0, type: type.flags & 131072 ? silentNeverType : type } : type;
-        }
-        function createEvolvingArrayType(elementType) {
-            var result = createObjectType(256);
-            result.elementType = elementType;
-            return result;
-        }
-        function getEvolvingArrayType(elementType) {
-            return evolvingArrayTypes[elementType.id] || (evolvingArrayTypes[elementType.id] = createEvolvingArrayType(elementType));
-        }
-        function addEvolvingArrayElementType(evolvingArrayType, node) {
-            var elementType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(getContextFreeTypeOfExpression(node)));
-            return isTypeSubsetOf(elementType, evolvingArrayType.elementType) ? evolvingArrayType : getEvolvingArrayType(getUnionType([evolvingArrayType.elementType, elementType]));
-        }
-        function createFinalArrayType(elementType) {
-            return elementType.flags & 131072 ?
-                autoArrayType :
-                createArrayType(elementType.flags & 1048576 ?
-                    getUnionType(elementType.types, 2) :
-                    elementType);
-        }
-        function getFinalArrayType(evolvingArrayType) {
-            return evolvingArrayType.finalArrayType || (evolvingArrayType.finalArrayType = createFinalArrayType(evolvingArrayType.elementType));
-        }
-        function finalizeEvolvingArrayType(type) {
-            return ts.getObjectFlags(type) & 256 ? getFinalArrayType(type) : type;
-        }
-        function getElementTypeOfEvolvingArrayType(type) {
-            return ts.getObjectFlags(type) & 256 ? type.elementType : neverType;
-        }
-        function isEvolvingArrayTypeList(types) {
-            var hasEvolvingArrayType = false;
-            for (var _i = 0, types_17 = types; _i < types_17.length; _i++) {
-                var t = types_17[_i];
-                if (!(t.flags & 131072)) {
-                    if (!(ts.getObjectFlags(t) & 256)) {
-                        return false;
-                    }
-                    hasEvolvingArrayType = true;
-                }
-            }
-            return hasEvolvingArrayType;
-        }
-        function getUnionOrEvolvingArrayType(types, subtypeReduction) {
-            return isEvolvingArrayTypeList(types) ?
-                getEvolvingArrayType(getUnionType(ts.map(types, getElementTypeOfEvolvingArrayType))) :
-                getUnionType(ts.sameMap(types, finalizeEvolvingArrayType), subtypeReduction);
-        }
-        function isEvolvingArrayOperationTarget(node) {
-            var root = getReferenceRoot(node);
-            var parent = root.parent;
-            var isLengthPushOrUnshift = ts.isPropertyAccessExpression(parent) && (parent.name.escapedText === "length" ||
-                parent.parent.kind === 203
-                    && ts.isIdentifier(parent.name)
-                    && ts.isPushOrUnshiftIdentifier(parent.name));
-            var isElementAssignment = parent.kind === 202 &&
-                parent.expression === root &&
-                parent.parent.kind === 216 &&
-                parent.parent.operatorToken.kind === 62 &&
-                parent.parent.left === parent &&
-                !ts.isAssignmentTarget(parent.parent) &&
-                isTypeAssignableToKind(getTypeOfExpression(parent.argumentExpression), 296);
-            return isLengthPushOrUnshift || isElementAssignment;
-        }
-        function isDeclarationWithExplicitTypeAnnotation(declaration) {
-            return (declaration.kind === 249 || declaration.kind === 160 ||
-                declaration.kind === 163 || declaration.kind === 162) &&
-                !!ts.getEffectiveTypeAnnotationNode(declaration);
-        }
-        function getExplicitTypeOfSymbol(symbol, diagnostic) {
-            if (symbol.flags & (16 | 8192 | 32 | 512)) {
-                return getTypeOfSymbol(symbol);
-            }
-            if (symbol.flags & (3 | 4)) {
-                if (ts.getCheckFlags(symbol) & 262144) {
-                    var origin = symbol.syntheticOrigin;
-                    if (origin && getExplicitTypeOfSymbol(origin)) {
-                        return getTypeOfSymbol(symbol);
-                    }
-                }
-                var declaration = symbol.valueDeclaration;
-                if (declaration) {
-                    if (isDeclarationWithExplicitTypeAnnotation(declaration)) {
-                        return getTypeOfSymbol(symbol);
-                    }
-                    if (ts.isVariableDeclaration(declaration) && declaration.parent.parent.kind === 239) {
-                        var statement = declaration.parent.parent;
-                        var expressionType = getTypeOfDottedName(statement.expression, undefined);
-                        if (expressionType) {
-                            var use = statement.awaitModifier ? 15 : 13;
-                            return checkIteratedTypeOrElementType(use, expressionType, undefinedType, undefined);
-                        }
-                    }
-                    if (diagnostic) {
-                        ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(declaration, ts.Diagnostics._0_needs_an_explicit_type_annotation, symbolToString(symbol)));
-                    }
-                }
-            }
-        }
-        function getTypeOfDottedName(node, diagnostic) {
-            if (!(node.flags & 16777216)) {
-                switch (node.kind) {
-                    case 78:
-                        var symbol = getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(node));
-                        return getExplicitTypeOfSymbol(symbol.flags & 2097152 ? resolveAlias(symbol) : symbol, diagnostic);
-                    case 107:
-                        return getExplicitThisType(node);
-                    case 105:
-                        return checkSuperExpression(node);
-                    case 201:
-                        var type = getTypeOfDottedName(node.expression, diagnostic);
-                        var prop = type && getPropertyOfType(type, node.name.escapedText);
-                        return prop && getExplicitTypeOfSymbol(prop, diagnostic);
-                    case 207:
-                        return getTypeOfDottedName(node.expression, diagnostic);
-                }
-            }
-        }
-        function getEffectsSignature(node) {
-            var links = getNodeLinks(node);
-            var signature = links.effectsSignature;
-            if (signature === undefined) {
-                var funcType = void 0;
-                if (node.parent.kind === 233) {
-                    funcType = getTypeOfDottedName(node.expression, undefined);
-                }
-                else if (node.expression.kind !== 105) {
-                    if (ts.isOptionalChain(node)) {
-                        funcType = checkNonNullType(getOptionalExpressionType(checkExpression(node.expression), node.expression), node.expression);
-                    }
-                    else {
-                        funcType = checkNonNullExpression(node.expression);
-                    }
-                }
-                var signatures = getSignaturesOfType(funcType && getApparentType(funcType) || unknownType, 0);
-                var candidate = signatures.length === 1 && !signatures[0].typeParameters ? signatures[0] :
-                    ts.some(signatures, hasTypePredicateOrNeverReturnType) ? getResolvedSignature(node) :
-                        undefined;
-                signature = links.effectsSignature = candidate && hasTypePredicateOrNeverReturnType(candidate) ? candidate : unknownSignature;
-            }
-            return signature === unknownSignature ? undefined : signature;
-        }
-        function hasTypePredicateOrNeverReturnType(signature) {
-            return !!(getTypePredicateOfSignature(signature) ||
-                signature.declaration && (getReturnTypeFromAnnotation(signature.declaration) || unknownType).flags & 131072);
-        }
-        function getTypePredicateArgument(predicate, callExpression) {
-            if (predicate.kind === 1 || predicate.kind === 3) {
-                return callExpression.arguments[predicate.parameterIndex];
-            }
-            var invokedExpression = ts.skipParentheses(callExpression.expression);
-            return ts.isAccessExpression(invokedExpression) ? ts.skipParentheses(invokedExpression.expression) : undefined;
-        }
-        function reportFlowControlError(node) {
-            var block = ts.findAncestor(node, ts.isFunctionOrModuleBlock);
-            var sourceFile = ts.getSourceFileOfNode(node);
-            var span = ts.getSpanOfTokenAtPosition(sourceFile, block.statements.pos);
-            diagnostics.add(ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.The_containing_function_or_module_body_is_too_large_for_control_flow_analysis));
-        }
-        function isReachableFlowNode(flow) {
-            var result = isReachableFlowNodeWorker(flow, false);
-            lastFlowNode = flow;
-            lastFlowNodeReachable = result;
-            return result;
-        }
-        function isFalseExpression(expr) {
-            var node = ts.skipParentheses(expr);
-            return node.kind === 94 || node.kind === 216 && (node.operatorToken.kind === 55 && (isFalseExpression(node.left) || isFalseExpression(node.right)) ||
-                node.operatorToken.kind === 56 && isFalseExpression(node.left) && isFalseExpression(node.right));
-        }
-        function isReachableFlowNodeWorker(flow, noCacheCheck) {
-            while (true) {
-                if (flow === lastFlowNode) {
-                    return lastFlowNodeReachable;
-                }
-                var flags = flow.flags;
-                if (flags & 4096) {
-                    if (!noCacheCheck) {
-                        var id = getFlowNodeId(flow);
-                        var reachable = flowNodeReachable[id];
-                        return reachable !== undefined ? reachable : (flowNodeReachable[id] = isReachableFlowNodeWorker(flow, true));
-                    }
-                    noCacheCheck = false;
-                }
-                if (flags & (16 | 96 | 256)) {
-                    flow = flow.antecedent;
-                }
-                else if (flags & 512) {
-                    var signature = getEffectsSignature(flow.node);
-                    if (signature) {
-                        var predicate = getTypePredicateOfSignature(signature);
-                        if (predicate && predicate.kind === 3 && !predicate.type) {
-                            var predicateArgument = flow.node.arguments[predicate.parameterIndex];
-                            if (predicateArgument && isFalseExpression(predicateArgument)) {
-                                return false;
-                            }
-                        }
-                        if (getReturnTypeOfSignature(signature).flags & 131072) {
-                            return false;
-                        }
-                    }
-                    flow = flow.antecedent;
-                }
-                else if (flags & 4) {
-                    return ts.some(flow.antecedents, function (f) { return isReachableFlowNodeWorker(f, false); });
-                }
-                else if (flags & 8) {
-                    flow = flow.antecedents[0];
-                }
-                else if (flags & 128) {
-                    if (flow.clauseStart === flow.clauseEnd && isExhaustiveSwitchStatement(flow.switchStatement)) {
-                        return false;
-                    }
-                    flow = flow.antecedent;
-                }
-                else if (flags & 1024) {
-                    lastFlowNode = undefined;
-                    var target = flow.target;
-                    var saveAntecedents = target.antecedents;
-                    target.antecedents = flow.antecedents;
-                    var result = isReachableFlowNodeWorker(flow.antecedent, false);
-                    target.antecedents = saveAntecedents;
-                    return result;
-                }
-                else {
-                    return !(flags & 1);
-                }
-            }
-        }
-        function isPostSuperFlowNode(flow, noCacheCheck) {
-            while (true) {
-                var flags = flow.flags;
-                if (flags & 4096) {
-                    if (!noCacheCheck) {
-                        var id = getFlowNodeId(flow);
-                        var postSuper = flowNodePostSuper[id];
-                        return postSuper !== undefined ? postSuper : (flowNodePostSuper[id] = isPostSuperFlowNode(flow, true));
-                    }
-                    noCacheCheck = false;
-                }
-                if (flags & (16 | 96 | 256 | 128)) {
-                    flow = flow.antecedent;
-                }
-                else if (flags & 512) {
-                    if (flow.node.expression.kind === 105) {
-                        return true;
-                    }
-                    flow = flow.antecedent;
-                }
-                else if (flags & 4) {
-                    return ts.every(flow.antecedents, function (f) { return isPostSuperFlowNode(f, false); });
-                }
-                else if (flags & 8) {
-                    flow = flow.antecedents[0];
-                }
-                else if (flags & 1024) {
-                    var target = flow.target;
-                    var saveAntecedents = target.antecedents;
-                    target.antecedents = flow.antecedents;
-                    var result = isPostSuperFlowNode(flow.antecedent, false);
-                    target.antecedents = saveAntecedents;
-                    return result;
-                }
-                else {
-                    return !!(flags & 1);
-                }
-            }
-        }
-        function getFlowTypeOfReference(reference, declaredType, initialType, flowContainer, couldBeUninitialized) {
-            if (initialType === void 0) { initialType = declaredType; }
-            var key;
-            var isKeySet = false;
-            var flowDepth = 0;
-            if (flowAnalysisDisabled) {
-                return errorType;
-            }
-            if (!reference.flowNode || !couldBeUninitialized && !(declaredType.flags & 536624127)) {
-                return declaredType;
-            }
-            flowInvocationCount++;
-            var sharedFlowStart = sharedFlowCount;
-            var evolvedType = getTypeFromFlowType(getTypeAtFlowNode(reference.flowNode));
-            sharedFlowCount = sharedFlowStart;
-            var resultType = ts.getObjectFlags(evolvedType) & 256 && isEvolvingArrayOperationTarget(reference) ? autoArrayType : finalizeEvolvingArrayType(evolvedType);
-            if (resultType === unreachableNeverType || reference.parent && reference.parent.kind === 225 && getTypeWithFacts(resultType, 2097152).flags & 131072) {
-                return declaredType;
-            }
-            return resultType;
-            function getOrSetCacheKey() {
-                if (isKeySet) {
-                    return key;
-                }
-                isKeySet = true;
-                return key = getFlowCacheKey(reference, declaredType, initialType, flowContainer);
-            }
-            function getTypeAtFlowNode(flow) {
-                if (flowDepth === 2000) {
-                    ts.tracing.instant("check", "getTypeAtFlowNode_DepthLimit", { flowId: flow.id });
-                    flowAnalysisDisabled = true;
-                    reportFlowControlError(reference);
-                    return errorType;
-                }
-                flowDepth++;
-                var sharedFlow;
-                while (true) {
-                    var flags = flow.flags;
-                    if (flags & 4096) {
-                        for (var i = sharedFlowStart; i < sharedFlowCount; i++) {
-                            if (sharedFlowNodes[i] === flow) {
-                                flowDepth--;
-                                return sharedFlowTypes[i];
-                            }
-                        }
-                        sharedFlow = flow;
-                    }
-                    var type = void 0;
-                    if (flags & 16) {
-                        type = getTypeAtFlowAssignment(flow);
-                        if (!type) {
-                            flow = flow.antecedent;
-                            continue;
-                        }
-                    }
-                    else if (flags & 512) {
-                        type = getTypeAtFlowCall(flow);
-                        if (!type) {
-                            flow = flow.antecedent;
-                            continue;
-                        }
-                    }
-                    else if (flags & 96) {
-                        type = getTypeAtFlowCondition(flow);
-                    }
-                    else if (flags & 128) {
-                        type = getTypeAtSwitchClause(flow);
-                    }
-                    else if (flags & 12) {
-                        if (flow.antecedents.length === 1) {
-                            flow = flow.antecedents[0];
-                            continue;
-                        }
-                        type = flags & 4 ?
-                            getTypeAtFlowBranchLabel(flow) :
-                            getTypeAtFlowLoopLabel(flow);
-                    }
-                    else if (flags & 256) {
-                        type = getTypeAtFlowArrayMutation(flow);
-                        if (!type) {
-                            flow = flow.antecedent;
-                            continue;
-                        }
-                    }
-                    else if (flags & 1024) {
-                        var target = flow.target;
-                        var saveAntecedents = target.antecedents;
-                        target.antecedents = flow.antecedents;
-                        type = getTypeAtFlowNode(flow.antecedent);
-                        target.antecedents = saveAntecedents;
-                    }
-                    else if (flags & 2) {
-                        var container = flow.node;
-                        if (container && container !== flowContainer &&
-                            reference.kind !== 201 &&
-                            reference.kind !== 202 &&
-                            reference.kind !== 107) {
-                            flow = container.flowNode;
-                            continue;
-                        }
-                        type = initialType;
-                    }
-                    else {
-                        type = convertAutoToAny(declaredType);
-                    }
-                    if (sharedFlow) {
-                        sharedFlowNodes[sharedFlowCount] = sharedFlow;
-                        sharedFlowTypes[sharedFlowCount] = type;
-                        sharedFlowCount++;
-                    }
-                    flowDepth--;
-                    return type;
-                }
-            }
-            function getInitialOrAssignedType(flow) {
-                var node = flow.node;
-                return getConstraintForLocation(node.kind === 249 || node.kind === 198 ?
-                    getInitialType(node) :
-                    getAssignedType(node), reference);
-            }
-            function getTypeAtFlowAssignment(flow) {
-                var node = flow.node;
-                if (isMatchingReference(reference, node)) {
-                    if (!isReachableFlowNode(flow)) {
-                        return unreachableNeverType;
-                    }
-                    if (ts.getAssignmentTargetKind(node) === 2) {
-                        var flowType = getTypeAtFlowNode(flow.antecedent);
-                        return createFlowType(getBaseTypeOfLiteralType(getTypeFromFlowType(flowType)), isIncomplete(flowType));
-                    }
-                    if (declaredType === autoType || declaredType === autoArrayType) {
-                        if (isEmptyArrayAssignment(node)) {
-                            return getEvolvingArrayType(neverType);
-                        }
-                        var assignedType = getWidenedLiteralType(getInitialOrAssignedType(flow));
-                        return isTypeAssignableTo(assignedType, declaredType) ? assignedType : anyArrayType;
-                    }
-                    if (declaredType.flags & 1048576) {
-                        return getAssignmentReducedType(declaredType, getInitialOrAssignedType(flow));
-                    }
-                    return declaredType;
-                }
-                if (containsMatchingReference(reference, node)) {
-                    if (!isReachableFlowNode(flow)) {
-                        return unreachableNeverType;
-                    }
-                    if (ts.isVariableDeclaration(node) && (ts.isInJSFile(node) || ts.isVarConst(node))) {
-                        var init = ts.getDeclaredExpandoInitializer(node);
-                        if (init && (init.kind === 208 || init.kind === 209)) {
-                            return getTypeAtFlowNode(flow.antecedent);
-                        }
-                    }
-                    return declaredType;
-                }
-                if (ts.isVariableDeclaration(node) && node.parent.parent.kind === 238 && isMatchingReference(reference, node.parent.parent.expression)) {
-                    return getNonNullableTypeIfNeeded(getTypeFromFlowType(getTypeAtFlowNode(flow.antecedent)));
-                }
-                return undefined;
-            }
-            function narrowTypeByAssertion(type, expr) {
-                var node = ts.skipParentheses(expr);
-                if (node.kind === 94) {
-                    return unreachableNeverType;
-                }
-                if (node.kind === 216) {
-                    if (node.operatorToken.kind === 55) {
-                        return narrowTypeByAssertion(narrowTypeByAssertion(type, node.left), node.right);
-                    }
-                    if (node.operatorToken.kind === 56) {
-                        return getUnionType([narrowTypeByAssertion(type, node.left), narrowTypeByAssertion(type, node.right)]);
-                    }
-                }
-                return narrowType(type, node, true);
-            }
-            function getTypeAtFlowCall(flow) {
-                var signature = getEffectsSignature(flow.node);
-                if (signature) {
-                    var predicate = getTypePredicateOfSignature(signature);
-                    if (predicate && (predicate.kind === 2 || predicate.kind === 3)) {
-                        var flowType = getTypeAtFlowNode(flow.antecedent);
-                        var type = finalizeEvolvingArrayType(getTypeFromFlowType(flowType));
-                        var narrowedType = predicate.type ? narrowTypeByTypePredicate(type, predicate, flow.node, true) :
-                            predicate.kind === 3 && predicate.parameterIndex >= 0 && predicate.parameterIndex < flow.node.arguments.length ? narrowTypeByAssertion(type, flow.node.arguments[predicate.parameterIndex]) :
-                                type;
-                        return narrowedType === type ? flowType : createFlowType(narrowedType, isIncomplete(flowType));
-                    }
-                    if (getReturnTypeOfSignature(signature).flags & 131072) {
-                        return unreachableNeverType;
-                    }
-                }
-                return undefined;
-            }
-            function getTypeAtFlowArrayMutation(flow) {
-                if (declaredType === autoType || declaredType === autoArrayType) {
-                    var node = flow.node;
-                    var expr = node.kind === 203 ?
-                        node.expression.expression :
-                        node.left.expression;
-                    if (isMatchingReference(reference, getReferenceCandidate(expr))) {
-                        var flowType = getTypeAtFlowNode(flow.antecedent);
-                        var type = getTypeFromFlowType(flowType);
-                        if (ts.getObjectFlags(type) & 256) {
-                            var evolvedType_1 = type;
-                            if (node.kind === 203) {
-                                for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) {
-                                    var arg = _a[_i];
-                                    evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg);
-                                }
-                            }
-                            else {
-                                var indexType = getContextFreeTypeOfExpression(node.left.argumentExpression);
-                                if (isTypeAssignableToKind(indexType, 296)) {
-                                    evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, node.right);
-                                }
-                            }
-                            return evolvedType_1 === type ? flowType : createFlowType(evolvedType_1, isIncomplete(flowType));
-                        }
-                        return flowType;
-                    }
-                }
-                return undefined;
-            }
-            function getTypeAtFlowCondition(flow) {
-                var flowType = getTypeAtFlowNode(flow.antecedent);
-                var type = getTypeFromFlowType(flowType);
-                if (type.flags & 131072) {
-                    return flowType;
-                }
-                var assumeTrue = (flow.flags & 32) !== 0;
-                var nonEvolvingType = finalizeEvolvingArrayType(type);
-                var narrowedType = narrowType(nonEvolvingType, flow.node, assumeTrue);
-                if (narrowedType === nonEvolvingType) {
-                    return flowType;
-                }
-                return createFlowType(narrowedType, isIncomplete(flowType));
-            }
-            function getTypeAtSwitchClause(flow) {
-                var expr = flow.switchStatement.expression;
-                var flowType = getTypeAtFlowNode(flow.antecedent);
-                var type = getTypeFromFlowType(flowType);
-                if (isMatchingReference(reference, expr)) {
-                    type = narrowTypeBySwitchOnDiscriminant(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd);
-                }
-                else if (expr.kind === 211 && isMatchingReference(reference, expr.expression)) {
-                    type = narrowBySwitchOnTypeOf(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd);
-                }
-                else {
-                    if (strictNullChecks) {
-                        if (optionalChainContainsReference(expr, reference)) {
-                            type = narrowTypeBySwitchOptionalChainContainment(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd, function (t) { return !(t.flags & (32768 | 131072)); });
-                        }
-                        else if (expr.kind === 211 && optionalChainContainsReference(expr.expression, reference)) {
-                            type = narrowTypeBySwitchOptionalChainContainment(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd, function (t) { return !(t.flags & 131072 || t.flags & 128 && t.value === "undefined"); });
-                        }
-                    }
-                    if (isMatchingReferenceDiscriminant(expr, type)) {
-                        type = narrowTypeByDiscriminant(type, expr, function (t) { return narrowTypeBySwitchOnDiscriminant(t, flow.switchStatement, flow.clauseStart, flow.clauseEnd); });
-                    }
-                }
-                return createFlowType(type, isIncomplete(flowType));
-            }
-            function getTypeAtFlowBranchLabel(flow) {
-                var antecedentTypes = [];
-                var subtypeReduction = false;
-                var seenIncomplete = false;
-                var bypassFlow;
-                for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) {
-                    var antecedent = _a[_i];
-                    if (!bypassFlow && antecedent.flags & 128 && antecedent.clauseStart === antecedent.clauseEnd) {
-                        bypassFlow = antecedent;
-                        continue;
-                    }
-                    var flowType = getTypeAtFlowNode(antecedent);
-                    var type = getTypeFromFlowType(flowType);
-                    if (type === declaredType && declaredType === initialType) {
-                        return type;
-                    }
-                    ts.pushIfUnique(antecedentTypes, type);
-                    if (!isTypeSubsetOf(type, declaredType)) {
-                        subtypeReduction = true;
-                    }
-                    if (isIncomplete(flowType)) {
-                        seenIncomplete = true;
-                    }
-                }
-                if (bypassFlow) {
-                    var flowType = getTypeAtFlowNode(bypassFlow);
-                    var type = getTypeFromFlowType(flowType);
-                    if (!ts.contains(antecedentTypes, type) && !isExhaustiveSwitchStatement(bypassFlow.switchStatement)) {
-                        if (type === declaredType && declaredType === initialType) {
-                            return type;
-                        }
-                        antecedentTypes.push(type);
-                        if (!isTypeSubsetOf(type, declaredType)) {
-                            subtypeReduction = true;
-                        }
-                        if (isIncomplete(flowType)) {
-                            seenIncomplete = true;
-                        }
-                    }
-                }
-                return createFlowType(getUnionOrEvolvingArrayType(antecedentTypes, subtypeReduction ? 2 : 1), seenIncomplete);
-            }
-            function getTypeAtFlowLoopLabel(flow) {
-                var id = getFlowNodeId(flow);
-                var cache = flowLoopCaches[id] || (flowLoopCaches[id] = new ts.Map());
-                var key = getOrSetCacheKey();
-                if (!key) {
-                    return declaredType;
-                }
-                var cached = cache.get(key);
-                if (cached) {
-                    return cached;
-                }
-                for (var i = flowLoopStart; i < flowLoopCount; i++) {
-                    if (flowLoopNodes[i] === flow && flowLoopKeys[i] === key && flowLoopTypes[i].length) {
-                        return createFlowType(getUnionOrEvolvingArrayType(flowLoopTypes[i], 1), true);
-                    }
-                }
-                var antecedentTypes = [];
-                var subtypeReduction = false;
-                var firstAntecedentType;
-                for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) {
-                    var antecedent = _a[_i];
-                    var flowType = void 0;
-                    if (!firstAntecedentType) {
-                        flowType = firstAntecedentType = getTypeAtFlowNode(antecedent);
-                    }
-                    else {
-                        flowLoopNodes[flowLoopCount] = flow;
-                        flowLoopKeys[flowLoopCount] = key;
-                        flowLoopTypes[flowLoopCount] = antecedentTypes;
-                        flowLoopCount++;
-                        var saveFlowTypeCache = flowTypeCache;
-                        flowTypeCache = undefined;
-                        flowType = getTypeAtFlowNode(antecedent);
-                        flowTypeCache = saveFlowTypeCache;
-                        flowLoopCount--;
-                        var cached_1 = cache.get(key);
-                        if (cached_1) {
-                            return cached_1;
-                        }
-                    }
-                    var type = getTypeFromFlowType(flowType);
-                    ts.pushIfUnique(antecedentTypes, type);
-                    if (!isTypeSubsetOf(type, declaredType)) {
-                        subtypeReduction = true;
-                    }
-                    if (type === declaredType) {
-                        break;
-                    }
-                }
-                var result = getUnionOrEvolvingArrayType(antecedentTypes, subtypeReduction ? 2 : 1);
-                if (isIncomplete(firstAntecedentType)) {
-                    return createFlowType(result, true);
-                }
-                cache.set(key, result);
-                return result;
-            }
-            function isMatchingReferenceDiscriminant(expr, computedType) {
-                var type = declaredType.flags & 1048576 ? declaredType : computedType;
-                if (!(type.flags & 1048576) || !ts.isAccessExpression(expr)) {
-                    return false;
-                }
-                var name = getAccessedPropertyName(expr);
-                if (name === undefined) {
-                    return false;
-                }
-                return isMatchingReference(reference, expr.expression) && isDiscriminantProperty(type, name);
-            }
-            function narrowTypeByDiscriminant(type, access, narrowType) {
-                var propName = getAccessedPropertyName(access);
-                if (propName === undefined) {
-                    return type;
-                }
-                var propType = getTypeOfPropertyOfType(type, propName);
-                if (!propType) {
-                    return type;
-                }
-                var narrowedPropType = narrowType(propType);
-                return filterType(type, function (t) {
-                    var discriminantType = getTypeOfPropertyOrIndexSignature(t, propName);
-                    return !(discriminantType.flags & 131072) && isTypeComparableTo(discriminantType, narrowedPropType);
-                });
-            }
-            function narrowTypeByTruthiness(type, expr, assumeTrue) {
-                if (isMatchingReference(reference, expr)) {
-                    return getTypeWithFacts(type, assumeTrue ? 4194304 : 8388608);
-                }
-                if (strictNullChecks && assumeTrue && optionalChainContainsReference(expr, reference)) {
-                    type = getTypeWithFacts(type, 2097152);
-                }
-                if (isMatchingReferenceDiscriminant(expr, type)) {
-                    return narrowTypeByDiscriminant(type, expr, function (t) { return getTypeWithFacts(t, assumeTrue ? 4194304 : 8388608); });
-                }
-                return type;
-            }
-            function isTypePresencePossible(type, propName, assumeTrue) {
-                if (getIndexInfoOfType(type, 0)) {
-                    return true;
-                }
-                var prop = getPropertyOfType(type, propName);
-                if (prop) {
-                    return prop.flags & 16777216 ? true : assumeTrue;
-                }
-                return !assumeTrue;
-            }
-            function narrowByInKeyword(type, literal, assumeTrue) {
-                if (type.flags & (1048576 | 524288)
-                    || isThisTypeParameter(type)
-                    || type.flags & 2097152 && ts.every(type.types, function (t) { return t.symbol !== globalThisSymbol; })) {
-                    var propName_1 = ts.escapeLeadingUnderscores(literal.text);
-                    return filterType(type, function (t) { return isTypePresencePossible(t, propName_1, assumeTrue); });
-                }
-                return type;
-            }
-            function narrowTypeByBinaryExpression(type, expr, assumeTrue) {
-                switch (expr.operatorToken.kind) {
-                    case 62:
-                    case 74:
-                    case 75:
-                    case 76:
-                        return narrowTypeByTruthiness(narrowType(type, expr.right, assumeTrue), expr.left, assumeTrue);
-                    case 34:
-                    case 35:
-                    case 36:
-                    case 37:
-                        var operator_1 = expr.operatorToken.kind;
-                        var left_1 = getReferenceCandidate(expr.left);
-                        var right_1 = getReferenceCandidate(expr.right);
-                        if (left_1.kind === 211 && ts.isStringLiteralLike(right_1)) {
-                            return narrowTypeByTypeof(type, left_1, operator_1, right_1, assumeTrue);
-                        }
-                        if (right_1.kind === 211 && ts.isStringLiteralLike(left_1)) {
-                            return narrowTypeByTypeof(type, right_1, operator_1, left_1, assumeTrue);
-                        }
-                        if (isMatchingReference(reference, left_1)) {
-                            return narrowTypeByEquality(type, operator_1, right_1, assumeTrue);
-                        }
-                        if (isMatchingReference(reference, right_1)) {
-                            return narrowTypeByEquality(type, operator_1, left_1, assumeTrue);
-                        }
-                        if (strictNullChecks) {
-                            if (optionalChainContainsReference(left_1, reference)) {
-                                type = narrowTypeByOptionalChainContainment(type, operator_1, right_1, assumeTrue);
-                            }
-                            else if (optionalChainContainsReference(right_1, reference)) {
-                                type = narrowTypeByOptionalChainContainment(type, operator_1, left_1, assumeTrue);
-                            }
-                        }
-                        if (isMatchingReferenceDiscriminant(left_1, type)) {
-                            return narrowTypeByDiscriminant(type, left_1, function (t) { return narrowTypeByEquality(t, operator_1, right_1, assumeTrue); });
-                        }
-                        if (isMatchingReferenceDiscriminant(right_1, type)) {
-                            return narrowTypeByDiscriminant(type, right_1, function (t) { return narrowTypeByEquality(t, operator_1, left_1, assumeTrue); });
-                        }
-                        if (isMatchingConstructorReference(left_1)) {
-                            return narrowTypeByConstructor(type, operator_1, right_1, assumeTrue);
-                        }
-                        if (isMatchingConstructorReference(right_1)) {
-                            return narrowTypeByConstructor(type, operator_1, left_1, assumeTrue);
-                        }
-                        break;
-                    case 101:
-                        return narrowTypeByInstanceof(type, expr, assumeTrue);
-                    case 100:
-                        var target = getReferenceCandidate(expr.right);
-                        if (ts.isStringLiteralLike(expr.left) && isMatchingReference(reference, target)) {
-                            return narrowByInKeyword(type, expr.left, assumeTrue);
-                        }
-                        break;
-                    case 27:
-                        return narrowType(type, expr.right, assumeTrue);
-                }
-                return type;
-            }
-            function narrowTypeByOptionalChainContainment(type, operator, value, assumeTrue) {
-                var equalsOperator = operator === 34 || operator === 36;
-                var nullableFlags = operator === 34 || operator === 35 ? 98304 : 32768;
-                var valueType = getTypeOfExpression(value);
-                var removeNullable = equalsOperator !== assumeTrue && everyType(valueType, function (t) { return !!(t.flags & nullableFlags); }) ||
-                    equalsOperator === assumeTrue && everyType(valueType, function (t) { return !(t.flags & (3 | nullableFlags)); });
-                return removeNullable ? getTypeWithFacts(type, 2097152) : type;
-            }
-            function narrowTypeByEquality(type, operator, value, assumeTrue) {
-                if (type.flags & 1) {
-                    return type;
-                }
-                if (operator === 35 || operator === 37) {
-                    assumeTrue = !assumeTrue;
-                }
-                var valueType = getTypeOfExpression(value);
-                if ((type.flags & 2) && assumeTrue && (operator === 36 || operator === 37)) {
-                    if (valueType.flags & (131068 | 67108864)) {
-                        return valueType;
-                    }
-                    if (valueType.flags & 524288) {
-                        return nonPrimitiveType;
-                    }
-                    return type;
-                }
-                if (valueType.flags & 98304) {
-                    if (!strictNullChecks) {
-                        return type;
-                    }
-                    var doubleEquals = operator === 34 || operator === 35;
-                    var facts = doubleEquals ?
-                        assumeTrue ? 262144 : 2097152 :
-                        valueType.flags & 65536 ?
-                            assumeTrue ? 131072 : 1048576 :
-                            assumeTrue ? 65536 : 524288;
-                    return getTypeWithFacts(type, facts);
-                }
-                if (assumeTrue) {
-                    var filterFn = operator === 34 ?
-                        (function (t) { return areTypesComparable(t, valueType) || isCoercibleUnderDoubleEquals(t, valueType); }) :
-                        function (t) { return areTypesComparable(t, valueType); };
-                    return replacePrimitivesWithLiterals(filterType(type, filterFn), valueType);
-                }
-                if (isUnitType(valueType)) {
-                    var regularType_1 = getRegularTypeOfLiteralType(valueType);
-                    return filterType(type, function (t) { return isUnitType(t) ? !areTypesComparable(t, valueType) : getRegularTypeOfLiteralType(t) !== regularType_1; });
-                }
-                return type;
-            }
-            function narrowTypeByTypeof(type, typeOfExpr, operator, literal, assumeTrue) {
-                if (operator === 35 || operator === 37) {
-                    assumeTrue = !assumeTrue;
-                }
-                var target = getReferenceCandidate(typeOfExpr.expression);
-                if (!isMatchingReference(reference, target)) {
-                    if (strictNullChecks && optionalChainContainsReference(target, reference) && assumeTrue === (literal.text !== "undefined")) {
-                        return getTypeWithFacts(type, 2097152);
-                    }
-                    return type;
-                }
-                if (type.flags & 1 && literal.text === "function") {
-                    return type;
-                }
-                if (assumeTrue && type.flags & 2 && literal.text === "object") {
-                    if (typeOfExpr.parent.parent.kind === 216) {
-                        var expr = typeOfExpr.parent.parent;
-                        if (expr.operatorToken.kind === 55 && expr.right === typeOfExpr.parent && containsTruthyCheck(reference, expr.left)) {
-                            return nonPrimitiveType;
-                        }
-                    }
-                    return getUnionType([nonPrimitiveType, nullType]);
-                }
-                var facts = assumeTrue ?
-                    typeofEQFacts.get(literal.text) || 128 :
-                    typeofNEFacts.get(literal.text) || 32768;
-                var impliedType = getImpliedTypeFromTypeofGuard(type, literal.text);
-                return getTypeWithFacts(assumeTrue && impliedType ? mapType(type, narrowUnionMemberByTypeof(impliedType)) : type, facts);
-            }
-            function narrowTypeBySwitchOptionalChainContainment(type, switchStatement, clauseStart, clauseEnd, clauseCheck) {
-                var everyClauseChecks = clauseStart !== clauseEnd && ts.every(getSwitchClauseTypes(switchStatement).slice(clauseStart, clauseEnd), clauseCheck);
-                return everyClauseChecks ? getTypeWithFacts(type, 2097152) : type;
-            }
-            function narrowTypeBySwitchOnDiscriminant(type, switchStatement, clauseStart, clauseEnd) {
-                var switchTypes = getSwitchClauseTypes(switchStatement);
-                if (!switchTypes.length) {
-                    return type;
-                }
-                var clauseTypes = switchTypes.slice(clauseStart, clauseEnd);
-                var hasDefaultClause = clauseStart === clauseEnd || ts.contains(clauseTypes, neverType);
-                if ((type.flags & 2) && !hasDefaultClause) {
-                    var groundClauseTypes = void 0;
-                    for (var i = 0; i < clauseTypes.length; i += 1) {
-                        var t = clauseTypes[i];
-                        if (t.flags & (131068 | 67108864)) {
-                            if (groundClauseTypes !== undefined) {
-                                groundClauseTypes.push(t);
-                            }
-                        }
-                        else if (t.flags & 524288) {
-                            if (groundClauseTypes === undefined) {
-                                groundClauseTypes = clauseTypes.slice(0, i);
-                            }
-                            groundClauseTypes.push(nonPrimitiveType);
-                        }
-                        else {
-                            return type;
-                        }
-                    }
-                    return getUnionType(groundClauseTypes === undefined ? clauseTypes : groundClauseTypes);
-                }
-                var discriminantType = getUnionType(clauseTypes);
-                var caseType = discriminantType.flags & 131072 ? neverType :
-                    replacePrimitivesWithLiterals(filterType(type, function (t) { return areTypesComparable(discriminantType, t); }), discriminantType);
-                if (!hasDefaultClause) {
-                    return caseType;
-                }
-                var defaultType = filterType(type, function (t) { return !(isUnitType(t) && ts.contains(switchTypes, getRegularTypeOfLiteralType(t))); });
-                return caseType.flags & 131072 ? defaultType : getUnionType([caseType, defaultType]);
-            }
-            function getImpliedTypeFromTypeofGuard(type, text) {
-                switch (text) {
-                    case "function":
-                        return type.flags & 1 ? type : globalFunctionType;
-                    case "object":
-                        return type.flags & 2 ? getUnionType([nonPrimitiveType, nullType]) : type;
-                    default:
-                        return typeofTypesByName.get(text);
-                }
-            }
-            function narrowUnionMemberByTypeof(candidate) {
-                return function (type) {
-                    if (isTypeSubtypeOf(type, candidate)) {
-                        return type;
-                    }
-                    if (isTypeSubtypeOf(candidate, type)) {
-                        return candidate;
-                    }
-                    if (type.flags & 465829888) {
-                        var constraint = getBaseConstraintOfType(type) || anyType;
-                        if (isTypeSubtypeOf(candidate, constraint)) {
-                            return getIntersectionType([type, candidate]);
-                        }
-                    }
-                    return type;
-                };
-            }
-            function narrowBySwitchOnTypeOf(type, switchStatement, clauseStart, clauseEnd) {
-                var switchWitnesses = getSwitchClauseTypeOfWitnesses(switchStatement, true);
-                if (!switchWitnesses.length) {
-                    return type;
-                }
-                var defaultCaseLocation = ts.findIndex(switchWitnesses, function (elem) { return elem === undefined; });
-                var hasDefaultClause = clauseStart === clauseEnd || (defaultCaseLocation >= clauseStart && defaultCaseLocation < clauseEnd);
-                var clauseWitnesses;
-                var switchFacts;
-                if (defaultCaseLocation > -1) {
-                    var witnesses = switchWitnesses.filter(function (witness) { return witness !== undefined; });
-                    var fixedClauseStart = defaultCaseLocation < clauseStart ? clauseStart - 1 : clauseStart;
-                    var fixedClauseEnd = defaultCaseLocation < clauseEnd ? clauseEnd - 1 : clauseEnd;
-                    clauseWitnesses = witnesses.slice(fixedClauseStart, fixedClauseEnd);
-                    switchFacts = getFactsFromTypeofSwitch(fixedClauseStart, fixedClauseEnd, witnesses, hasDefaultClause);
-                }
-                else {
-                    clauseWitnesses = switchWitnesses.slice(clauseStart, clauseEnd);
-                    switchFacts = getFactsFromTypeofSwitch(clauseStart, clauseEnd, switchWitnesses, hasDefaultClause);
-                }
-                if (hasDefaultClause) {
-                    return filterType(type, function (t) { return (getTypeFacts(t) & switchFacts) === switchFacts; });
-                }
-                var impliedType = getTypeWithFacts(getUnionType(clauseWitnesses.map(function (text) { return getImpliedTypeFromTypeofGuard(type, text) || type; })), switchFacts);
-                return getTypeWithFacts(mapType(type, narrowUnionMemberByTypeof(impliedType)), switchFacts);
-            }
-            function isMatchingConstructorReference(expr) {
-                return (ts.isPropertyAccessExpression(expr) && ts.idText(expr.name) === "constructor" ||
-                    ts.isElementAccessExpression(expr) && ts.isStringLiteralLike(expr.argumentExpression) && expr.argumentExpression.text === "constructor") &&
-                    isMatchingReference(reference, expr.expression);
-            }
-            function narrowTypeByConstructor(type, operator, identifier, assumeTrue) {
-                if (assumeTrue ? (operator !== 34 && operator !== 36) : (operator !== 35 && operator !== 37)) {
-                    return type;
-                }
-                var identifierType = getTypeOfExpression(identifier);
-                if (!isFunctionType(identifierType) && !isConstructorType(identifierType)) {
-                    return type;
-                }
-                var prototypeProperty = getPropertyOfType(identifierType, "prototype");
-                if (!prototypeProperty) {
-                    return type;
-                }
-                var prototypeType = getTypeOfSymbol(prototypeProperty);
-                var candidate = !isTypeAny(prototypeType) ? prototypeType : undefined;
-                if (!candidate || candidate === globalObjectType || candidate === globalFunctionType) {
-                    return type;
-                }
-                if (isTypeAny(type)) {
-                    return candidate;
-                }
-                return filterType(type, function (t) { return isConstructedBy(t, candidate); });
-                function isConstructedBy(source, target) {
-                    if (source.flags & 524288 && ts.getObjectFlags(source) & 1 ||
-                        target.flags & 524288 && ts.getObjectFlags(target) & 1) {
-                        return source.symbol === target.symbol;
-                    }
-                    return isTypeSubtypeOf(source, target);
-                }
-            }
-            function narrowTypeByInstanceof(type, expr, assumeTrue) {
-                var left = getReferenceCandidate(expr.left);
-                if (!isMatchingReference(reference, left)) {
-                    if (assumeTrue && strictNullChecks && optionalChainContainsReference(left, reference)) {
-                        return getTypeWithFacts(type, 2097152);
-                    }
-                    return type;
-                }
-                var rightType = getTypeOfExpression(expr.right);
-                if (!isTypeDerivedFrom(rightType, globalFunctionType)) {
-                    return type;
-                }
-                var targetType;
-                var prototypeProperty = getPropertyOfType(rightType, "prototype");
-                if (prototypeProperty) {
-                    var prototypePropertyType = getTypeOfSymbol(prototypeProperty);
-                    if (!isTypeAny(prototypePropertyType)) {
-                        targetType = prototypePropertyType;
-                    }
-                }
-                if (isTypeAny(type) && (targetType === globalObjectType || targetType === globalFunctionType)) {
-                    return type;
-                }
-                if (!targetType) {
-                    var constructSignatures = getSignaturesOfType(rightType, 1);
-                    targetType = constructSignatures.length ?
-                        getUnionType(ts.map(constructSignatures, function (signature) { return getReturnTypeOfSignature(getErasedSignature(signature)); })) :
-                        emptyObjectType;
-                }
-                if (!assumeTrue && rightType.flags & 1048576) {
-                    var nonConstructorTypeInUnion = ts.find(rightType.types, function (t) { return !isConstructorType(t); });
-                    if (!nonConstructorTypeInUnion)
-                        return type;
-                }
-                return getNarrowedType(type, targetType, assumeTrue, isTypeDerivedFrom);
-            }
-            function getNarrowedType(type, candidate, assumeTrue, isRelated) {
-                if (!assumeTrue) {
-                    return filterType(type, function (t) { return !isRelated(t, candidate); });
-                }
-                if (type.flags & 1048576) {
-                    var assignableType = filterType(type, function (t) { return isRelated(t, candidate); });
-                    if (!(assignableType.flags & 131072)) {
-                        return assignableType;
-                    }
-                }
-                return isTypeSubtypeOf(candidate, type) ? candidate : isTypeSubtypeOf(type, candidate) ? type : getIntersectionType([type, candidate]);
-            }
-            function narrowTypeByCallExpression(type, callExpression, assumeTrue) {
-                if (hasMatchingArgument(callExpression, reference)) {
-                    var signature = assumeTrue || !ts.isCallChain(callExpression) ? getEffectsSignature(callExpression) : undefined;
-                    var predicate = signature && getTypePredicateOfSignature(signature);
-                    if (predicate && (predicate.kind === 0 || predicate.kind === 1)) {
-                        return narrowTypeByTypePredicate(type, predicate, callExpression, assumeTrue);
-                    }
-                }
-                return type;
-            }
-            function narrowTypeByTypePredicate(type, predicate, callExpression, assumeTrue) {
-                if (predicate.type && !(isTypeAny(type) && (predicate.type === globalObjectType || predicate.type === globalFunctionType))) {
-                    var predicateArgument = getTypePredicateArgument(predicate, callExpression);
-                    if (predicateArgument) {
-                        if (isMatchingReference(reference, predicateArgument)) {
-                            return getNarrowedType(type, predicate.type, assumeTrue, isTypeSubtypeOf);
-                        }
-                        if (strictNullChecks && assumeTrue && optionalChainContainsReference(predicateArgument, reference) &&
-                            !(getTypeFacts(predicate.type) & 65536)) {
-                            type = getTypeWithFacts(type, 2097152);
-                        }
-                        if (isMatchingReferenceDiscriminant(predicateArgument, type)) {
-                            return narrowTypeByDiscriminant(type, predicateArgument, function (t) { return getNarrowedType(t, predicate.type, assumeTrue, isTypeSubtypeOf); });
-                        }
-                    }
-                }
-                return type;
-            }
-            function narrowType(type, expr, assumeTrue) {
-                if (ts.isExpressionOfOptionalChainRoot(expr) ||
-                    ts.isBinaryExpression(expr.parent) && expr.parent.operatorToken.kind === 60 && expr.parent.left === expr) {
-                    return narrowTypeByOptionality(type, expr, assumeTrue);
-                }
-                switch (expr.kind) {
-                    case 78:
-                    case 107:
-                    case 105:
-                    case 201:
-                    case 202:
-                        return narrowTypeByTruthiness(type, expr, assumeTrue);
-                    case 203:
-                        return narrowTypeByCallExpression(type, expr, assumeTrue);
-                    case 207:
-                    case 225:
-                        return narrowType(type, expr.expression, assumeTrue);
-                    case 216:
-                        return narrowTypeByBinaryExpression(type, expr, assumeTrue);
-                    case 214:
-                        if (expr.operator === 53) {
-                            return narrowType(type, expr.operand, !assumeTrue);
-                        }
-                        break;
-                }
-                return type;
-            }
-            function narrowTypeByOptionality(type, expr, assumePresent) {
-                if (isMatchingReference(reference, expr)) {
-                    return getTypeWithFacts(type, assumePresent ? 2097152 : 262144);
-                }
-                if (isMatchingReferenceDiscriminant(expr, type)) {
-                    return narrowTypeByDiscriminant(type, expr, function (t) { return getTypeWithFacts(t, assumePresent ? 2097152 : 262144); });
-                }
-                return type;
-            }
-        }
-        function getTypeOfSymbolAtLocation(symbol, location) {
-            symbol = symbol.exportSymbol || symbol;
-            if (location.kind === 78) {
-                if (ts.isRightSideOfQualifiedNameOrPropertyAccess(location)) {
-                    location = location.parent;
-                }
-                if (ts.isExpressionNode(location) && !ts.isAssignmentTarget(location)) {
-                    var type = getTypeOfExpression(location);
-                    if (getExportSymbolOfValueSymbolIfExported(getNodeLinks(location).resolvedSymbol) === symbol) {
-                        return type;
-                    }
-                }
-            }
-            return getTypeOfSymbol(symbol);
-        }
-        function getControlFlowContainer(node) {
-            return ts.findAncestor(node.parent, function (node) {
-                return ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) ||
-                    node.kind === 257 ||
-                    node.kind === 297 ||
-                    node.kind === 163;
-            });
-        }
-        function isParameterAssigned(symbol) {
-            var func = ts.getRootDeclaration(symbol.valueDeclaration).parent;
-            var links = getNodeLinks(func);
-            if (!(links.flags & 8388608)) {
-                links.flags |= 8388608;
-                if (!hasParentWithAssignmentsMarked(func)) {
-                    markParameterAssignments(func);
-                }
-            }
-            return symbol.isAssigned || false;
-        }
-        function hasParentWithAssignmentsMarked(node) {
-            return !!ts.findAncestor(node.parent, function (node) { return ts.isFunctionLike(node) && !!(getNodeLinks(node).flags & 8388608); });
-        }
-        function markParameterAssignments(node) {
-            if (node.kind === 78) {
-                if (ts.isAssignmentTarget(node)) {
-                    var symbol = getResolvedSymbol(node);
-                    if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 160) {
-                        symbol.isAssigned = true;
-                    }
-                }
-            }
-            else {
-                ts.forEachChild(node, markParameterAssignments);
-            }
-        }
-        function isConstVariable(symbol) {
-            return symbol.flags & 3 && (getDeclarationNodeFlagsFromSymbol(symbol) & 2) !== 0 && getTypeOfSymbol(symbol) !== autoArrayType;
-        }
-        function removeOptionalityFromDeclaredType(declaredType, declaration) {
-            if (pushTypeResolution(declaration.symbol, 2)) {
-                var annotationIncludesUndefined = strictNullChecks &&
-                    declaration.kind === 160 &&
-                    declaration.initializer &&
-                    getFalsyFlags(declaredType) & 32768 &&
-                    !(getFalsyFlags(checkExpression(declaration.initializer)) & 32768);
-                popTypeResolution();
-                return annotationIncludesUndefined ? getTypeWithFacts(declaredType, 524288) : declaredType;
-            }
-            else {
-                reportCircularityError(declaration.symbol);
-                return declaredType;
-            }
-        }
-        function isConstraintPosition(node) {
-            var parent = node.parent;
-            return parent.kind === 201 ||
-                parent.kind === 203 && parent.expression === node ||
-                parent.kind === 202 && parent.expression === node ||
-                parent.kind === 198 && parent.name === node && !!parent.initializer;
-        }
-        function typeHasNullableConstraint(type) {
-            return type.flags & 58982400 && maybeTypeOfKind(getBaseConstraintOfType(type) || unknownType, 98304);
-        }
-        function getConstraintForLocation(type, node) {
-            if (type && isConstraintPosition(node) && forEachType(type, typeHasNullableConstraint)) {
-                return mapType(getWidenedType(type), getBaseConstraintOrType);
-            }
-            return type;
-        }
-        function isExportOrExportExpression(location) {
-            return !!ts.findAncestor(location, function (e) { return e.parent && ts.isExportAssignment(e.parent) && e.parent.expression === e && ts.isEntityNameExpression(e); });
-        }
-        function markAliasReferenced(symbol, location) {
-            if (isNonLocalAlias(symbol, 111551) && !isInTypeQuery(location) && !getTypeOnlyAliasDeclaration(symbol)) {
-                if (compilerOptions.preserveConstEnums && isExportOrExportExpression(location) || !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) {
-                    markAliasSymbolAsReferenced(symbol);
-                }
-                else {
-                    markConstEnumAliasAsReferenced(symbol);
-                }
-            }
-        }
-        function checkIdentifier(node) {
-            var symbol = getResolvedSymbol(node);
-            if (symbol === unknownSymbol) {
-                return errorType;
-            }
-            if (symbol === argumentsSymbol) {
-                var container = ts.getContainingFunction(node);
-                if (languageVersion < 2) {
-                    if (container.kind === 209) {
-                        error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression);
-                    }
-                    else if (ts.hasSyntacticModifier(container, 256)) {
-                        error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method);
-                    }
-                }
-                getNodeLinks(container).flags |= 8192;
-                return getTypeOfSymbol(symbol);
-            }
-            if (!(node.parent && ts.isPropertyAccessExpression(node.parent) && node.parent.expression === node)) {
-                markAliasReferenced(symbol, node);
-            }
-            var localOrExportSymbol = getExportSymbolOfValueSymbolIfExported(symbol);
-            var sourceSymbol = localOrExportSymbol.flags & 2097152 ? resolveAlias(localOrExportSymbol) : localOrExportSymbol;
-            if (getDeclarationNodeFlagsFromSymbol(sourceSymbol) & 134217728 && isUncalledFunctionReference(node.parent, sourceSymbol)) {
-                errorOrSuggestion(false, node, ts.Diagnostics._0_is_deprecated, node.escapedText);
-            }
-            var declaration = localOrExportSymbol.valueDeclaration;
-            if (localOrExportSymbol.flags & 32) {
-                if (declaration.kind === 252
-                    && ts.nodeIsDecorated(declaration)) {
-                    var container = ts.getContainingClass(node);
-                    while (container !== undefined) {
-                        if (container === declaration && container.name !== node) {
-                            getNodeLinks(declaration).flags |= 16777216;
-                            getNodeLinks(node).flags |= 33554432;
-                            break;
-                        }
-                        container = ts.getContainingClass(container);
-                    }
-                }
-                else if (declaration.kind === 221) {
-                    var container = ts.getThisContainer(node, false);
-                    while (container.kind !== 297) {
-                        if (container.parent === declaration) {
-                            if (container.kind === 163 && ts.hasSyntacticModifier(container, 32)) {
-                                getNodeLinks(declaration).flags |= 16777216;
-                                getNodeLinks(node).flags |= 33554432;
-                            }
-                            break;
-                        }
-                        container = ts.getThisContainer(container, false);
-                    }
-                }
-            }
-            checkNestedBlockScopedBinding(node, symbol);
-            var type = getConstraintForLocation(getTypeOfSymbol(localOrExportSymbol), node);
-            var assignmentKind = ts.getAssignmentTargetKind(node);
-            if (assignmentKind) {
-                if (!(localOrExportSymbol.flags & 3) &&
-                    !(ts.isInJSFile(node) && localOrExportSymbol.flags & 512)) {
-                    error(node, ts.Diagnostics.Cannot_assign_to_0_because_it_is_not_a_variable, symbolToString(symbol));
-                    return errorType;
-                }
-                if (isReadonlySymbol(localOrExportSymbol)) {
-                    if (localOrExportSymbol.flags & 3) {
-                        error(node, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant, symbolToString(symbol));
-                    }
-                    else {
-                        error(node, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_read_only_property, symbolToString(symbol));
-                    }
-                    return errorType;
-                }
-            }
-            var isAlias = localOrExportSymbol.flags & 2097152;
-            if (localOrExportSymbol.flags & 3) {
-                if (assignmentKind === 1) {
-                    return type;
-                }
-            }
-            else if (isAlias) {
-                declaration = ts.find(symbol.declarations, isSomeImportDeclaration);
-            }
-            else {
-                return type;
-            }
-            if (!declaration) {
-                return type;
-            }
-            var isParameter = ts.getRootDeclaration(declaration).kind === 160;
-            var declarationContainer = getControlFlowContainer(declaration);
-            var flowContainer = getControlFlowContainer(node);
-            var isOuterVariable = flowContainer !== declarationContainer;
-            var isSpreadDestructuringAssignmentTarget = node.parent && node.parent.parent && ts.isSpreadAssignment(node.parent) && isDestructuringAssignmentTarget(node.parent.parent);
-            var isModuleExports = symbol.flags & 134217728;
-            while (flowContainer !== declarationContainer && (flowContainer.kind === 208 ||
-                flowContainer.kind === 209 || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) &&
-                (isConstVariable(localOrExportSymbol) || isParameter && !isParameterAssigned(localOrExportSymbol))) {
-                flowContainer = getControlFlowContainer(flowContainer);
-            }
-            var assumeInitialized = isParameter || isAlias || isOuterVariable || isSpreadDestructuringAssignmentTarget || isModuleExports || ts.isBindingElement(declaration) ||
-                type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & (3 | 16384)) !== 0 ||
-                    isInTypeQuery(node) || node.parent.kind === 270) ||
-                node.parent.kind === 225 ||
-                declaration.kind === 249 && declaration.exclamationToken ||
-                declaration.flags & 8388608;
-            var initialType = assumeInitialized ? (isParameter ? removeOptionalityFromDeclaredType(type, declaration) : type) :
-                type === autoType || type === autoArrayType ? undefinedType :
-                    getOptionalType(type);
-            var flowType = getFlowTypeOfReference(node, type, initialType, flowContainer, !assumeInitialized);
-            if (!isEvolvingArrayOperationTarget(node) && (type === autoType || type === autoArrayType)) {
-                if (flowType === autoType || flowType === autoArrayType) {
-                    if (noImplicitAny) {
-                        error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType));
-                        error(node, ts.Diagnostics.Variable_0_implicitly_has_an_1_type, symbolToString(symbol), typeToString(flowType));
-                    }
-                    return convertAutoToAny(flowType);
-                }
-            }
-            else if (!assumeInitialized && !(getFalsyFlags(type) & 32768) && getFalsyFlags(flowType) & 32768) {
-                error(node, ts.Diagnostics.Variable_0_is_used_before_being_assigned, symbolToString(symbol));
-                return type;
-            }
-            return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType;
-        }
-        function isInsideFunction(node, threshold) {
-            return !!ts.findAncestor(node, function (n) { return n === threshold ? "quit" : ts.isFunctionLike(n); });
-        }
-        function getPartOfForStatementContainingNode(node, container) {
-            return ts.findAncestor(node, function (n) { return n === container ? "quit" : n === container.initializer || n === container.condition || n === container.incrementor || n === container.statement; });
-        }
-        function checkNestedBlockScopedBinding(node, symbol) {
-            if (languageVersion >= 2 ||
-                (symbol.flags & (2 | 32)) === 0 ||
-                ts.isSourceFile(symbol.valueDeclaration) ||
-                symbol.valueDeclaration.parent.kind === 287) {
-                return;
-            }
-            var container = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration);
-            var usedInFunction = isInsideFunction(node.parent, container);
-            var current = container;
-            var containedInIterationStatement = false;
-            while (current && !ts.nodeStartsNewLexicalEnvironment(current)) {
-                if (ts.isIterationStatement(current, false)) {
-                    containedInIterationStatement = true;
-                    break;
-                }
-                current = current.parent;
-            }
-            if (containedInIterationStatement) {
-                if (usedInFunction) {
-                    var capturesBlockScopeBindingInLoopBody = true;
-                    if (ts.isForStatement(container)) {
-                        var varDeclList = ts.getAncestor(symbol.valueDeclaration, 250);
-                        if (varDeclList && varDeclList.parent === container) {
-                            var part = getPartOfForStatementContainingNode(node.parent, container);
-                            if (part) {
-                                var links = getNodeLinks(part);
-                                links.flags |= 131072;
-                                var capturedBindings = links.capturedBlockScopeBindings || (links.capturedBlockScopeBindings = []);
-                                ts.pushIfUnique(capturedBindings, symbol);
-                                if (part === container.initializer) {
-                                    capturesBlockScopeBindingInLoopBody = false;
-                                }
-                            }
-                        }
-                    }
-                    if (capturesBlockScopeBindingInLoopBody) {
-                        getNodeLinks(current).flags |= 65536;
-                    }
-                }
-                if (ts.isForStatement(container)) {
-                    var varDeclList = ts.getAncestor(symbol.valueDeclaration, 250);
-                    if (varDeclList && varDeclList.parent === container && isAssignedInBodyOfForStatement(node, container)) {
-                        getNodeLinks(symbol.valueDeclaration).flags |= 4194304;
-                    }
-                }
-                getNodeLinks(symbol.valueDeclaration).flags |= 524288;
-            }
-            if (usedInFunction) {
-                getNodeLinks(symbol.valueDeclaration).flags |= 262144;
-            }
-        }
-        function isBindingCapturedByNode(node, decl) {
-            var links = getNodeLinks(node);
-            return !!links && ts.contains(links.capturedBlockScopeBindings, getSymbolOfNode(decl));
-        }
-        function isAssignedInBodyOfForStatement(node, container) {
-            var current = node;
-            while (current.parent.kind === 207) {
-                current = current.parent;
-            }
-            var isAssigned = false;
-            if (ts.isAssignmentTarget(current)) {
-                isAssigned = true;
-            }
-            else if ((current.parent.kind === 214 || current.parent.kind === 215)) {
-                var expr = current.parent;
-                isAssigned = expr.operator === 45 || expr.operator === 46;
-            }
-            if (!isAssigned) {
-                return false;
-            }
-            return !!ts.findAncestor(current, function (n) { return n === container ? "quit" : n === container.statement; });
-        }
-        function captureLexicalThis(node, container) {
-            getNodeLinks(node).flags |= 2;
-            if (container.kind === 163 || container.kind === 166) {
-                var classNode = container.parent;
-                getNodeLinks(classNode).flags |= 4;
-            }
-            else {
-                getNodeLinks(container).flags |= 4;
-            }
-        }
-        function findFirstSuperCall(node) {
-            return ts.isSuperCall(node) ? node :
-                ts.isFunctionLike(node) ? undefined :
-                    ts.forEachChild(node, findFirstSuperCall);
-        }
-        function classDeclarationExtendsNull(classDecl) {
-            var classSymbol = getSymbolOfNode(classDecl);
-            var classInstanceType = getDeclaredTypeOfSymbol(classSymbol);
-            var baseConstructorType = getBaseConstructorTypeOfClass(classInstanceType);
-            return baseConstructorType === nullWideningType;
-        }
-        function checkThisBeforeSuper(node, container, diagnosticMessage) {
-            var containingClassDecl = container.parent;
-            var baseTypeNode = ts.getClassExtendsHeritageElement(containingClassDecl);
-            if (baseTypeNode && !classDeclarationExtendsNull(containingClassDecl)) {
-                if (node.flowNode && !isPostSuperFlowNode(node.flowNode, false)) {
-                    error(node, diagnosticMessage);
-                }
-            }
-        }
-        function checkThisExpression(node) {
-            var container = ts.getThisContainer(node, true);
-            var capturedByArrowFunction = false;
-            if (container.kind === 166) {
-                checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class);
-            }
-            if (container.kind === 209) {
-                container = ts.getThisContainer(container, false);
-                capturedByArrowFunction = true;
-            }
-            switch (container.kind) {
-                case 256:
-                    error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_or_namespace_body);
-                    break;
-                case 255:
-                    error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location);
-                    break;
-                case 166:
-                    if (isInConstructorArgumentInitializer(node, container)) {
-                        error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments);
-                    }
-                    break;
-                case 163:
-                case 162:
-                    if (ts.hasSyntacticModifier(container, 32) && !(compilerOptions.target === 99 && compilerOptions.useDefineForClassFields)) {
-                        error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer);
-                    }
-                    break;
-                case 158:
-                    error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_computed_property_name);
-                    break;
-            }
-            if (capturedByArrowFunction && languageVersion < 2) {
-                captureLexicalThis(node, container);
-            }
-            var type = tryGetThisTypeAt(node, true, container);
-            if (noImplicitThis) {
-                var globalThisType_1 = getTypeOfSymbol(globalThisSymbol);
-                if (type === globalThisType_1 && capturedByArrowFunction) {
-                    error(node, ts.Diagnostics.The_containing_arrow_function_captures_the_global_value_of_this);
-                }
-                else if (!type) {
-                    var diag = error(node, ts.Diagnostics.this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation);
-                    if (!ts.isSourceFile(container)) {
-                        var outsideThis = tryGetThisTypeAt(container);
-                        if (outsideThis && outsideThis !== globalThisType_1) {
-                            ts.addRelatedInfo(diag, ts.createDiagnosticForNode(container, ts.Diagnostics.An_outer_value_of_this_is_shadowed_by_this_container));
-                        }
-                    }
-                }
-            }
-            return type || anyType;
-        }
-        function tryGetThisTypeAt(node, includeGlobalThis, container) {
-            if (includeGlobalThis === void 0) { includeGlobalThis = true; }
-            if (container === void 0) { container = ts.getThisContainer(node, false); }
-            var isInJS = ts.isInJSFile(node);
-            if (ts.isFunctionLike(container) &&
-                (!isInParameterInitializerBeforeContainingFunction(node) || ts.getThisParameter(container))) {
-                var thisType = getThisTypeOfDeclaration(container) || isInJS && getTypeForThisExpressionFromJSDoc(container);
-                if (!thisType) {
-                    var className = getClassNameFromPrototypeMethod(container);
-                    if (isInJS && className) {
-                        var classSymbol = checkExpression(className).symbol;
-                        if (classSymbol && classSymbol.members && (classSymbol.flags & 16)) {
-                            thisType = getDeclaredTypeOfSymbol(classSymbol).thisType;
-                        }
-                    }
-                    else if (isJSConstructor(container)) {
-                        thisType = getDeclaredTypeOfSymbol(getMergedSymbol(container.symbol)).thisType;
-                    }
-                    thisType || (thisType = getContextualThisParameterType(container));
-                }
-                if (thisType) {
-                    return getFlowTypeOfReference(node, thisType);
-                }
-            }
-            if (ts.isClassLike(container.parent)) {
-                var symbol = getSymbolOfNode(container.parent);
-                var type = ts.hasSyntacticModifier(container, 32) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType;
-                return getFlowTypeOfReference(node, type);
-            }
-            if (ts.isSourceFile(container)) {
-                if (container.commonJsModuleIndicator) {
-                    var fileSymbol = getSymbolOfNode(container);
-                    return fileSymbol && getTypeOfSymbol(fileSymbol);
-                }
-                else if (container.externalModuleIndicator) {
-                    return undefinedType;
-                }
-                else if (includeGlobalThis) {
-                    return getTypeOfSymbol(globalThisSymbol);
-                }
-            }
-        }
-        function getExplicitThisType(node) {
-            var container = ts.getThisContainer(node, false);
-            if (ts.isFunctionLike(container)) {
-                var signature = getSignatureFromDeclaration(container);
-                if (signature.thisParameter) {
-                    return getExplicitTypeOfSymbol(signature.thisParameter);
-                }
-            }
-            if (ts.isClassLike(container.parent)) {
-                var symbol = getSymbolOfNode(container.parent);
-                return ts.hasSyntacticModifier(container, 32) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType;
-            }
-        }
-        function getClassNameFromPrototypeMethod(container) {
-            if (container.kind === 208 &&
-                ts.isBinaryExpression(container.parent) &&
-                ts.getAssignmentDeclarationKind(container.parent) === 3) {
-                return container.parent
-                    .left
-                    .expression
-                    .expression;
-            }
-            else if (container.kind === 165 &&
-                container.parent.kind === 200 &&
-                ts.isBinaryExpression(container.parent.parent) &&
-                ts.getAssignmentDeclarationKind(container.parent.parent) === 6) {
-                return container.parent.parent.left.expression;
-            }
-            else if (container.kind === 208 &&
-                container.parent.kind === 288 &&
-                container.parent.parent.kind === 200 &&
-                ts.isBinaryExpression(container.parent.parent.parent) &&
-                ts.getAssignmentDeclarationKind(container.parent.parent.parent) === 6) {
-                return container.parent.parent.parent.left.expression;
-            }
-            else if (container.kind === 208 &&
-                ts.isPropertyAssignment(container.parent) &&
-                ts.isIdentifier(container.parent.name) &&
-                (container.parent.name.escapedText === "value" || container.parent.name.escapedText === "get" || container.parent.name.escapedText === "set") &&
-                ts.isObjectLiteralExpression(container.parent.parent) &&
-                ts.isCallExpression(container.parent.parent.parent) &&
-                container.parent.parent.parent.arguments[2] === container.parent.parent &&
-                ts.getAssignmentDeclarationKind(container.parent.parent.parent) === 9) {
-                return container.parent.parent.parent.arguments[0].expression;
-            }
-            else if (ts.isMethodDeclaration(container) &&
-                ts.isIdentifier(container.name) &&
-                (container.name.escapedText === "value" || container.name.escapedText === "get" || container.name.escapedText === "set") &&
-                ts.isObjectLiteralExpression(container.parent) &&
-                ts.isCallExpression(container.parent.parent) &&
-                container.parent.parent.arguments[2] === container.parent &&
-                ts.getAssignmentDeclarationKind(container.parent.parent) === 9) {
-                return container.parent.parent.arguments[0].expression;
-            }
-        }
-        function getTypeForThisExpressionFromJSDoc(node) {
-            var jsdocType = ts.getJSDocType(node);
-            if (jsdocType && jsdocType.kind === 308) {
-                var jsDocFunctionType = jsdocType;
-                if (jsDocFunctionType.parameters.length > 0 &&
-                    jsDocFunctionType.parameters[0].name &&
-                    jsDocFunctionType.parameters[0].name.escapedText === "this") {
-                    return getTypeFromTypeNode(jsDocFunctionType.parameters[0].type);
-                }
-            }
-            var thisTag = ts.getJSDocThisTag(node);
-            if (thisTag && thisTag.typeExpression) {
-                return getTypeFromTypeNode(thisTag.typeExpression);
-            }
-        }
-        function isInConstructorArgumentInitializer(node, constructorDecl) {
-            return !!ts.findAncestor(node, function (n) { return ts.isFunctionLikeDeclaration(n) ? "quit" : n.kind === 160 && n.parent === constructorDecl; });
-        }
-        function checkSuperExpression(node) {
-            var isCallExpression = node.parent.kind === 203 && node.parent.expression === node;
-            var immediateContainer = ts.getSuperContainer(node, true);
-            var container = immediateContainer;
-            var needToCaptureLexicalThis = false;
-            if (!isCallExpression) {
-                while (container && container.kind === 209) {
-                    container = ts.getSuperContainer(container, true);
-                    needToCaptureLexicalThis = languageVersion < 2;
-                }
-            }
-            var canUseSuperExpression = isLegalUsageOfSuperExpression(container);
-            var nodeCheckFlag = 0;
-            if (!canUseSuperExpression) {
-                var current = ts.findAncestor(node, function (n) { return n === container ? "quit" : n.kind === 158; });
-                if (current && current.kind === 158) {
-                    error(node, ts.Diagnostics.super_cannot_be_referenced_in_a_computed_property_name);
-                }
-                else if (isCallExpression) {
-                    error(node, ts.Diagnostics.Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors);
-                }
-                else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 200)) {
-                    error(node, ts.Diagnostics.super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions);
-                }
-                else {
-                    error(node, ts.Diagnostics.super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class);
-                }
-                return errorType;
-            }
-            if (!isCallExpression && immediateContainer.kind === 166) {
-                checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class);
-            }
-            if (ts.hasSyntacticModifier(container, 32) || isCallExpression) {
-                nodeCheckFlag = 512;
-            }
-            else {
-                nodeCheckFlag = 256;
-            }
-            getNodeLinks(node).flags |= nodeCheckFlag;
-            if (container.kind === 165 && ts.hasSyntacticModifier(container, 256)) {
-                if (ts.isSuperProperty(node.parent) && ts.isAssignmentTarget(node.parent)) {
-                    getNodeLinks(container).flags |= 4096;
-                }
-                else {
-                    getNodeLinks(container).flags |= 2048;
-                }
-            }
-            if (needToCaptureLexicalThis) {
-                captureLexicalThis(node.parent, container);
-            }
-            if (container.parent.kind === 200) {
-                if (languageVersion < 2) {
-                    error(node, ts.Diagnostics.super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher);
-                    return errorType;
-                }
-                else {
-                    return anyType;
-                }
-            }
-            var classLikeDeclaration = container.parent;
-            if (!ts.getClassExtendsHeritageElement(classLikeDeclaration)) {
-                error(node, ts.Diagnostics.super_can_only_be_referenced_in_a_derived_class);
-                return errorType;
-            }
-            var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(classLikeDeclaration));
-            var baseClassType = classType && getBaseTypes(classType)[0];
-            if (!baseClassType) {
-                return errorType;
-            }
-            if (container.kind === 166 && isInConstructorArgumentInitializer(node, container)) {
-                error(node, ts.Diagnostics.super_cannot_be_referenced_in_constructor_arguments);
-                return errorType;
-            }
-            return nodeCheckFlag === 512
-                ? getBaseConstructorTypeOfClass(classType)
-                : getTypeWithThisArgument(baseClassType, classType.thisType);
-            function isLegalUsageOfSuperExpression(container) {
-                if (!container) {
-                    return false;
-                }
-                if (isCallExpression) {
-                    return container.kind === 166;
-                }
-                else {
-                    if (ts.isClassLike(container.parent) || container.parent.kind === 200) {
-                        if (ts.hasSyntacticModifier(container, 32)) {
-                            return container.kind === 165 ||
-                                container.kind === 164 ||
-                                container.kind === 167 ||
-                                container.kind === 168;
-                        }
-                        else {
-                            return container.kind === 165 ||
-                                container.kind === 164 ||
-                                container.kind === 167 ||
-                                container.kind === 168 ||
-                                container.kind === 163 ||
-                                container.kind === 162 ||
-                                container.kind === 166;
-                        }
-                    }
-                }
-                return false;
-            }
-        }
-        function getContainingObjectLiteral(func) {
-            return (func.kind === 165 ||
-                func.kind === 167 ||
-                func.kind === 168) && func.parent.kind === 200 ? func.parent :
-                func.kind === 208 && func.parent.kind === 288 ? func.parent.parent :
-                    undefined;
-        }
-        function getThisTypeArgument(type) {
-            return ts.getObjectFlags(type) & 4 && type.target === globalThisType ? getTypeArguments(type)[0] : undefined;
-        }
-        function getThisTypeFromContextualType(type) {
-            return mapType(type, function (t) {
-                return t.flags & 2097152 ? ts.forEach(t.types, getThisTypeArgument) : getThisTypeArgument(t);
-            });
-        }
-        function getContextualThisParameterType(func) {
-            if (func.kind === 209) {
-                return undefined;
-            }
-            if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) {
-                var contextualSignature = getContextualSignature(func);
-                if (contextualSignature) {
-                    var thisParameter = contextualSignature.thisParameter;
-                    if (thisParameter) {
-                        return getTypeOfSymbol(thisParameter);
-                    }
-                }
-            }
-            var inJs = ts.isInJSFile(func);
-            if (noImplicitThis || inJs) {
-                var containingLiteral = getContainingObjectLiteral(func);
-                if (containingLiteral) {
-                    var contextualType = getApparentTypeOfContextualType(containingLiteral);
-                    var literal = containingLiteral;
-                    var type = contextualType;
-                    while (type) {
-                        var thisType = getThisTypeFromContextualType(type);
-                        if (thisType) {
-                            return instantiateType(thisType, getMapperFromContext(getInferenceContext(containingLiteral)));
-                        }
-                        if (literal.parent.kind !== 288) {
-                            break;
-                        }
-                        literal = literal.parent.parent;
-                        type = getApparentTypeOfContextualType(literal);
-                    }
-                    return getWidenedType(contextualType ? getNonNullableType(contextualType) : checkExpressionCached(containingLiteral));
-                }
-                var parent = ts.walkUpParenthesizedExpressions(func.parent);
-                if (parent.kind === 216 && parent.operatorToken.kind === 62) {
-                    var target = parent.left;
-                    if (ts.isAccessExpression(target)) {
-                        var expression = target.expression;
-                        if (inJs && ts.isIdentifier(expression)) {
-                            var sourceFile = ts.getSourceFileOfNode(parent);
-                            if (sourceFile.commonJsModuleIndicator && getResolvedSymbol(expression) === sourceFile.symbol) {
-                                return undefined;
-                            }
-                        }
-                        return getWidenedType(checkExpressionCached(expression));
-                    }
-                }
-            }
-            return undefined;
-        }
-        function getContextuallyTypedParameterType(parameter) {
-            var func = parameter.parent;
-            if (!isContextSensitiveFunctionOrObjectLiteralMethod(func)) {
-                return undefined;
-            }
-            var iife = ts.getImmediatelyInvokedFunctionExpression(func);
-            if (iife && iife.arguments) {
-                var args = getEffectiveCallArguments(iife);
-                var indexOfParameter = func.parameters.indexOf(parameter);
-                if (parameter.dotDotDotToken) {
-                    return getSpreadArgumentType(args, indexOfParameter, args.length, anyType, undefined, 0);
-                }
-                var links = getNodeLinks(iife);
-                var cached = links.resolvedSignature;
-                links.resolvedSignature = anySignature;
-                var type = indexOfParameter < args.length ?
-                    getWidenedLiteralType(checkExpression(args[indexOfParameter])) :
-                    parameter.initializer ? undefined : undefinedWideningType;
-                links.resolvedSignature = cached;
-                return type;
-            }
-            var contextualSignature = getContextualSignature(func);
-            if (contextualSignature) {
-                var index = func.parameters.indexOf(parameter) - (ts.getThisParameter(func) ? 1 : 0);
-                return parameter.dotDotDotToken && ts.lastOrUndefined(func.parameters) === parameter ?
-                    getRestTypeAtPosition(contextualSignature, index) :
-                    tryGetTypeAtPosition(contextualSignature, index);
-            }
-        }
-        function getContextualTypeForVariableLikeDeclaration(declaration) {
-            var typeNode = ts.getEffectiveTypeAnnotationNode(declaration);
-            if (typeNode) {
-                return getTypeFromTypeNode(typeNode);
-            }
-            switch (declaration.kind) {
-                case 160:
-                    return getContextuallyTypedParameterType(declaration);
-                case 198:
-                    return getContextualTypeForBindingElement(declaration);
-                case 163:
-                    if (ts.hasSyntacticModifier(declaration, 32)) {
-                        return getContextualTypeForStaticPropertyDeclaration(declaration);
-                    }
-            }
-        }
-        function getContextualTypeForBindingElement(declaration) {
-            var parent = declaration.parent.parent;
-            var name = declaration.propertyName || declaration.name;
-            var parentType = getContextualTypeForVariableLikeDeclaration(parent) ||
-                parent.kind !== 198 && parent.initializer && checkDeclarationInitializer(parent);
-            if (!parentType || ts.isBindingPattern(name) || ts.isComputedNonLiteralName(name))
-                return undefined;
-            if (parent.name.kind === 197) {
-                var index = ts.indexOfNode(declaration.parent.elements, declaration);
-                if (index < 0)
-                    return undefined;
-                return getContextualTypeForElementExpression(parentType, index);
-            }
-            var nameType = getLiteralTypeFromPropertyName(name);
-            if (isTypeUsableAsPropertyName(nameType)) {
-                var text = getPropertyNameFromType(nameType);
-                return getTypeOfPropertyOfType(parentType, text);
-            }
-        }
-        function getContextualTypeForStaticPropertyDeclaration(declaration) {
-            var parentType = ts.isExpression(declaration.parent) && getContextualType(declaration.parent);
-            if (!parentType)
-                return undefined;
-            return getTypeOfPropertyOfContextualType(parentType, getSymbolOfNode(declaration).escapedName);
-        }
-        function getContextualTypeForInitializerExpression(node, contextFlags) {
-            var declaration = node.parent;
-            if (ts.hasInitializer(declaration) && node === declaration.initializer) {
-                var result = getContextualTypeForVariableLikeDeclaration(declaration);
-                if (result) {
-                    return result;
-                }
-                if (!(contextFlags & 8) && ts.isBindingPattern(declaration.name)) {
-                    return getTypeFromBindingPattern(declaration.name, true, false);
-                }
-            }
-            return undefined;
-        }
-        function getContextualTypeForReturnExpression(node) {
-            var func = ts.getContainingFunction(node);
-            if (func) {
-                var contextualReturnType = getContextualReturnType(func);
-                if (contextualReturnType) {
-                    var functionFlags = ts.getFunctionFlags(func);
-                    if (functionFlags & 1) {
-                        var use = functionFlags & 2 ? 2 : 1;
-                        var iterationTypes = getIterationTypesOfIterable(contextualReturnType, use, undefined);
-                        if (!iterationTypes) {
-                            return undefined;
-                        }
-                        contextualReturnType = iterationTypes.returnType;
-                    }
-                    if (functionFlags & 2) {
-                        var contextualAwaitedType = mapType(contextualReturnType, getAwaitedType);
-                        return contextualAwaitedType && getUnionType([contextualAwaitedType, createPromiseLikeType(contextualAwaitedType)]);
-                    }
-                    return contextualReturnType;
-                }
-            }
-            return undefined;
-        }
-        function getContextualTypeForAwaitOperand(node, contextFlags) {
-            var contextualType = getContextualType(node, contextFlags);
-            if (contextualType) {
-                var contextualAwaitedType = getAwaitedType(contextualType);
-                return contextualAwaitedType && getUnionType([contextualAwaitedType, createPromiseLikeType(contextualAwaitedType)]);
-            }
-            return undefined;
-        }
-        function getContextualTypeForYieldOperand(node) {
-            var func = ts.getContainingFunction(node);
-            if (func) {
-                var functionFlags = ts.getFunctionFlags(func);
-                var contextualReturnType = getContextualReturnType(func);
-                if (contextualReturnType) {
-                    return node.asteriskToken
-                        ? contextualReturnType
-                        : getIterationTypeOfGeneratorFunctionReturnType(0, contextualReturnType, (functionFlags & 2) !== 0);
-                }
-            }
-            return undefined;
-        }
-        function isInParameterInitializerBeforeContainingFunction(node) {
-            var inBindingInitializer = false;
-            while (node.parent && !ts.isFunctionLike(node.parent)) {
-                if (ts.isParameter(node.parent) && (inBindingInitializer || node.parent.initializer === node)) {
-                    return true;
-                }
-                if (ts.isBindingElement(node.parent) && node.parent.initializer === node) {
-                    inBindingInitializer = true;
-                }
-                node = node.parent;
-            }
-            return false;
-        }
-        function getContextualIterationType(kind, functionDecl) {
-            var isAsync = !!(ts.getFunctionFlags(functionDecl) & 2);
-            var contextualReturnType = getContextualReturnType(functionDecl);
-            if (contextualReturnType) {
-                return getIterationTypeOfGeneratorFunctionReturnType(kind, contextualReturnType, isAsync)
-                    || undefined;
-            }
-            return undefined;
-        }
-        function getContextualReturnType(functionDecl) {
-            var returnType = getReturnTypeFromAnnotation(functionDecl);
-            if (returnType) {
-                return returnType;
-            }
-            var signature = getContextualSignatureForFunctionLikeDeclaration(functionDecl);
-            if (signature && !isResolvingReturnTypeOfSignature(signature)) {
-                return getReturnTypeOfSignature(signature);
-            }
-            return undefined;
-        }
-        function getContextualTypeForArgument(callTarget, arg) {
-            var args = getEffectiveCallArguments(callTarget);
-            var argIndex = args.indexOf(arg);
-            return argIndex === -1 ? undefined : getContextualTypeForArgumentAtIndex(callTarget, argIndex);
-        }
-        function getContextualTypeForArgumentAtIndex(callTarget, argIndex) {
-            var signature = getNodeLinks(callTarget).resolvedSignature === resolvingSignature ? resolvingSignature : getResolvedSignature(callTarget);
-            if (ts.isJsxOpeningLikeElement(callTarget) && argIndex === 0) {
-                return getEffectiveFirstArgumentForJsxSignature(signature, callTarget);
-            }
-            return getTypeAtPosition(signature, argIndex);
-        }
-        function getContextualTypeForSubstitutionExpression(template, substitutionExpression) {
-            if (template.parent.kind === 205) {
-                return getContextualTypeForArgument(template.parent, substitutionExpression);
-            }
-            return undefined;
-        }
-        function getContextualTypeForBinaryOperand(node, contextFlags) {
-            var binaryExpression = node.parent;
-            var left = binaryExpression.left, operatorToken = binaryExpression.operatorToken, right = binaryExpression.right;
-            switch (operatorToken.kind) {
-                case 62:
-                case 75:
-                case 74:
-                case 76:
-                    return node === right ? getContextualTypeForAssignmentDeclaration(binaryExpression) : undefined;
-                case 56:
-                case 60:
-                    var type = getContextualType(binaryExpression, contextFlags);
-                    return node === right && (type && type.pattern || !type && !ts.isDefaultedExpandoInitializer(binaryExpression)) ?
-                        getTypeOfExpression(left) : type;
-                case 55:
-                case 27:
-                    return node === right ? getContextualType(binaryExpression, contextFlags) : undefined;
-                default:
-                    return undefined;
-            }
-        }
-        function getContextualTypeForAssignmentDeclaration(binaryExpression) {
-            var kind = ts.getAssignmentDeclarationKind(binaryExpression);
-            switch (kind) {
-                case 0:
-                    return getTypeOfExpression(binaryExpression.left);
-                case 5:
-                case 1:
-                case 6:
-                case 3:
-                    if (isPossiblyAliasedThisProperty(binaryExpression, kind)) {
-                        return getContextualTypeForThisPropertyAssignment(binaryExpression, kind);
-                    }
-                    else if (!binaryExpression.left.symbol) {
-                        return getTypeOfExpression(binaryExpression.left);
-                    }
-                    else {
-                        var decl = binaryExpression.left.symbol.valueDeclaration;
-                        if (!decl) {
-                            return undefined;
-                        }
-                        var lhs = ts.cast(binaryExpression.left, ts.isAccessExpression);
-                        var overallAnnotation = ts.getEffectiveTypeAnnotationNode(decl);
-                        if (overallAnnotation) {
-                            return getTypeFromTypeNode(overallAnnotation);
-                        }
-                        else if (ts.isIdentifier(lhs.expression)) {
-                            var id = lhs.expression;
-                            var parentSymbol = resolveName(id, id.escapedText, 111551, undefined, id.escapedText, true);
-                            if (parentSymbol) {
-                                var annotated = parentSymbol.valueDeclaration && ts.getEffectiveTypeAnnotationNode(parentSymbol.valueDeclaration);
-                                if (annotated) {
-                                    var nameStr = ts.getElementOrPropertyAccessName(lhs);
-                                    if (nameStr !== undefined) {
-                                        return getTypeOfPropertyOfContextualType(getTypeFromTypeNode(annotated), nameStr);
-                                    }
-                                }
-                                return undefined;
-                            }
-                        }
-                        return ts.isInJSFile(decl) ? undefined : getTypeOfExpression(binaryExpression.left);
-                    }
-                case 2:
-                case 4:
-                    return getContextualTypeForThisPropertyAssignment(binaryExpression, kind);
-                case 7:
-                case 8:
-                case 9:
-                    return ts.Debug.fail("Does not apply");
-                default:
-                    return ts.Debug.assertNever(kind);
-            }
-        }
-        function isPossiblyAliasedThisProperty(declaration, kind) {
-            if (kind === void 0) { kind = ts.getAssignmentDeclarationKind(declaration); }
-            if (kind === 4) {
-                return true;
-            }
-            if (!ts.isInJSFile(declaration) || kind !== 5 || !ts.isIdentifier(declaration.left.expression)) {
-                return false;
-            }
-            var name = declaration.left.expression.escapedText;
-            var symbol = resolveName(declaration.left, name, 111551, undefined, undefined, true, true);
-            return ts.isThisInitializedDeclaration(symbol === null || symbol === void 0 ? void 0 : symbol.valueDeclaration);
-        }
-        function getContextualTypeForThisPropertyAssignment(binaryExpression, kind) {
-            if (!binaryExpression.symbol)
-                return getTypeOfExpression(binaryExpression.left);
-            if (binaryExpression.symbol.valueDeclaration) {
-                var annotated = ts.getEffectiveTypeAnnotationNode(binaryExpression.symbol.valueDeclaration);
-                if (annotated) {
-                    var type = getTypeFromTypeNode(annotated);
-                    if (type) {
-                        return type;
-                    }
-                }
-            }
-            if (kind === 2)
-                return undefined;
-            var thisAccess = ts.cast(binaryExpression.left, ts.isAccessExpression);
-            if (!ts.isObjectLiteralMethod(ts.getThisContainer(thisAccess.expression, false))) {
-                return undefined;
-            }
-            var thisType = checkThisExpression(thisAccess.expression);
-            var nameStr = ts.getElementOrPropertyAccessName(thisAccess);
-            return nameStr !== undefined && getTypeOfPropertyOfContextualType(thisType, nameStr) || undefined;
-        }
-        function isCircularMappedProperty(symbol) {
-            return !!(ts.getCheckFlags(symbol) & 262144 && !symbol.type && findResolutionCycleStartIndex(symbol, 0) >= 0);
-        }
-        function getTypeOfPropertyOfContextualType(type, name) {
-            return mapType(type, function (t) {
-                if (isGenericMappedType(t)) {
-                    var constraint = getConstraintTypeFromMappedType(t);
-                    var constraintOfConstraint = getBaseConstraintOfType(constraint) || constraint;
-                    var propertyNameType = getLiteralType(ts.unescapeLeadingUnderscores(name));
-                    if (isTypeAssignableTo(propertyNameType, constraintOfConstraint)) {
-                        return substituteIndexedMappedType(t, propertyNameType);
-                    }
-                }
-                else if (t.flags & 3670016) {
-                    var prop = getPropertyOfType(t, name);
-                    if (prop) {
-                        return isCircularMappedProperty(prop) ? undefined : getTypeOfSymbol(prop);
-                    }
-                    if (isTupleType(t)) {
-                        var restType = getRestTypeOfTupleType(t);
-                        if (restType && isNumericLiteralName(name) && +name >= 0) {
-                            return restType;
-                        }
-                    }
-                    return isNumericLiteralName(name) && getIndexTypeOfContextualType(t, 1) ||
-                        getIndexTypeOfContextualType(t, 0);
-                }
-                return undefined;
-            }, true);
-        }
-        function getIndexTypeOfContextualType(type, kind) {
-            return mapType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }, true);
-        }
-        function getContextualTypeForObjectLiteralMethod(node, contextFlags) {
-            ts.Debug.assert(ts.isObjectLiteralMethod(node));
-            if (node.flags & 16777216) {
-                return undefined;
-            }
-            return getContextualTypeForObjectLiteralElement(node, contextFlags);
-        }
-        function getContextualTypeForObjectLiteralElement(element, contextFlags) {
-            var objectLiteral = element.parent;
-            var type = getApparentTypeOfContextualType(objectLiteral, contextFlags);
-            if (type) {
-                if (!hasNonBindableDynamicName(element)) {
-                    var symbolName_3 = getSymbolOfNode(element).escapedName;
-                    var propertyType = getTypeOfPropertyOfContextualType(type, symbolName_3);
-                    if (propertyType) {
-                        return propertyType;
-                    }
-                }
-                return isNumericName(element.name) && getIndexTypeOfContextualType(type, 1) ||
-                    getIndexTypeOfContextualType(type, 0);
-            }
-            return undefined;
-        }
-        function getContextualTypeForElementExpression(arrayContextualType, index) {
-            return arrayContextualType && (getTypeOfPropertyOfContextualType(arrayContextualType, "" + index)
-                || mapType(arrayContextualType, function (t) { return getIteratedTypeOrElementType(1, t, undefinedType, undefined, false); }, true));
-        }
-        function getContextualTypeForConditionalOperand(node, contextFlags) {
-            var conditional = node.parent;
-            return node === conditional.whenTrue || node === conditional.whenFalse ? getContextualType(conditional, contextFlags) : undefined;
-        }
-        function getContextualTypeForChildJsxExpression(node, child) {
-            var attributesType = getApparentTypeOfContextualType(node.openingElement.tagName);
-            var jsxChildrenPropertyName = getJsxElementChildrenPropertyName(getJsxNamespaceAt(node));
-            if (!(attributesType && !isTypeAny(attributesType) && jsxChildrenPropertyName && jsxChildrenPropertyName !== "")) {
-                return undefined;
-            }
-            var realChildren = ts.getSemanticJsxChildren(node.children);
-            var childIndex = realChildren.indexOf(child);
-            var childFieldType = getTypeOfPropertyOfContextualType(attributesType, jsxChildrenPropertyName);
-            return childFieldType && (realChildren.length === 1 ? childFieldType : mapType(childFieldType, function (t) {
-                if (isArrayLikeType(t)) {
-                    return getIndexedAccessType(t, getLiteralType(childIndex));
-                }
-                else {
-                    return t;
-                }
-            }, true));
-        }
-        function getContextualTypeForJsxExpression(node) {
-            var exprParent = node.parent;
-            return ts.isJsxAttributeLike(exprParent)
-                ? getContextualType(node)
-                : ts.isJsxElement(exprParent)
-                    ? getContextualTypeForChildJsxExpression(exprParent, node)
-                    : undefined;
-        }
-        function getContextualTypeForJsxAttribute(attribute) {
-            if (ts.isJsxAttribute(attribute)) {
-                var attributesType = getApparentTypeOfContextualType(attribute.parent);
-                if (!attributesType || isTypeAny(attributesType)) {
-                    return undefined;
-                }
-                return getTypeOfPropertyOfContextualType(attributesType, attribute.name.escapedText);
-            }
-            else {
-                return getContextualType(attribute.parent);
-            }
-        }
-        function isPossiblyDiscriminantValue(node) {
-            switch (node.kind) {
-                case 10:
-                case 8:
-                case 9:
-                case 14:
-                case 109:
-                case 94:
-                case 103:
-                case 78:
-                case 150:
-                    return true;
-                case 201:
-                case 207:
-                    return isPossiblyDiscriminantValue(node.expression);
-                case 283:
-                    return !node.expression || isPossiblyDiscriminantValue(node.expression);
-            }
-            return false;
-        }
-        function discriminateContextualTypeByObjectMembers(node, contextualType) {
-            return discriminateTypeByDiscriminableItems(contextualType, ts.map(ts.filter(node.properties, function (p) { return !!p.symbol && p.kind === 288 && isPossiblyDiscriminantValue(p.initializer) && isDiscriminantProperty(contextualType, p.symbol.escapedName); }), function (prop) { return [function () { return checkExpression(prop.initializer); }, prop.symbol.escapedName]; }), isTypeAssignableTo, contextualType);
-        }
-        function discriminateContextualTypeByJSXAttributes(node, contextualType) {
-            return discriminateTypeByDiscriminableItems(contextualType, ts.map(ts.filter(node.properties, function (p) { return !!p.symbol && p.kind === 280 && isDiscriminantProperty(contextualType, p.symbol.escapedName) && (!p.initializer || isPossiblyDiscriminantValue(p.initializer)); }), function (prop) { return [!prop.initializer ? (function () { return trueType; }) : (function () { return checkExpression(prop.initializer); }), prop.symbol.escapedName]; }), isTypeAssignableTo, contextualType);
-        }
-        function getApparentTypeOfContextualType(node, contextFlags) {
-            var contextualType = ts.isObjectLiteralMethod(node) ?
-                getContextualTypeForObjectLiteralMethod(node, contextFlags) :
-                getContextualType(node, contextFlags);
-            var instantiatedType = instantiateContextualType(contextualType, node, contextFlags);
-            if (instantiatedType && !(contextFlags && contextFlags & 2 && instantiatedType.flags & 8650752)) {
-                var apparentType = mapType(instantiatedType, getApparentType, true);
-                if (apparentType.flags & 1048576) {
-                    if (ts.isObjectLiteralExpression(node)) {
-                        return discriminateContextualTypeByObjectMembers(node, apparentType);
-                    }
-                    else if (ts.isJsxAttributes(node)) {
-                        return discriminateContextualTypeByJSXAttributes(node, apparentType);
-                    }
-                }
-                return apparentType;
-            }
-        }
-        function instantiateContextualType(contextualType, node, contextFlags) {
-            if (contextualType && maybeTypeOfKind(contextualType, 465829888)) {
-                var inferenceContext = getInferenceContext(node);
-                if (inferenceContext && ts.some(inferenceContext.inferences, hasInferenceCandidates)) {
-                    if (contextFlags && contextFlags & 1) {
-                        return instantiateInstantiableTypes(contextualType, inferenceContext.nonFixingMapper);
-                    }
-                    if (inferenceContext.returnMapper) {
-                        return instantiateInstantiableTypes(contextualType, inferenceContext.returnMapper);
-                    }
-                }
-            }
-            return contextualType;
-        }
-        function instantiateInstantiableTypes(type, mapper) {
-            if (type.flags & 465829888) {
-                return instantiateType(type, mapper);
-            }
-            if (type.flags & 1048576) {
-                return getUnionType(ts.map(type.types, function (t) { return instantiateInstantiableTypes(t, mapper); }), 0);
-            }
-            if (type.flags & 2097152) {
-                return getIntersectionType(ts.map(type.types, function (t) { return instantiateInstantiableTypes(t, mapper); }));
-            }
-            return type;
-        }
-        function getContextualType(node, contextFlags) {
-            if (node.flags & 16777216) {
-                return undefined;
-            }
-            if (node.contextualType) {
-                return node.contextualType;
-            }
-            var parent = node.parent;
-            switch (parent.kind) {
-                case 249:
-                case 160:
-                case 163:
-                case 162:
-                case 198:
-                    return getContextualTypeForInitializerExpression(node, contextFlags);
-                case 209:
-                case 242:
-                    return getContextualTypeForReturnExpression(node);
-                case 219:
-                    return getContextualTypeForYieldOperand(parent);
-                case 213:
-                    return getContextualTypeForAwaitOperand(parent, contextFlags);
-                case 203:
-                    if (parent.expression.kind === 99) {
-                        return stringType;
-                    }
-                case 204:
-                    return getContextualTypeForArgument(parent, node);
-                case 206:
-                case 224:
-                    return ts.isConstTypeReference(parent.type) ? tryFindWhenConstTypeReference(parent) : getTypeFromTypeNode(parent.type);
-                case 216:
-                    return getContextualTypeForBinaryOperand(node, contextFlags);
-                case 288:
-                case 289:
-                    return getContextualTypeForObjectLiteralElement(parent, contextFlags);
-                case 290:
-                    return getApparentTypeOfContextualType(parent.parent, contextFlags);
-                case 199: {
-                    var arrayLiteral = parent;
-                    var type = getApparentTypeOfContextualType(arrayLiteral, contextFlags);
-                    return getContextualTypeForElementExpression(type, ts.indexOfNode(arrayLiteral.elements, node));
-                }
-                case 217:
-                    return getContextualTypeForConditionalOperand(node, contextFlags);
-                case 228:
-                    ts.Debug.assert(parent.parent.kind === 218);
-                    return getContextualTypeForSubstitutionExpression(parent.parent, node);
-                case 207: {
-                    var tag = ts.isInJSFile(parent) ? ts.getJSDocTypeTag(parent) : undefined;
-                    return tag ? getTypeFromTypeNode(tag.typeExpression.type) : getContextualType(parent, contextFlags);
-                }
-                case 283:
-                    return getContextualTypeForJsxExpression(parent);
-                case 280:
-                case 282:
-                    return getContextualTypeForJsxAttribute(parent);
-                case 275:
-                case 274:
-                    return getContextualJsxElementAttributesType(parent, contextFlags);
-            }
-            return undefined;
-            function tryFindWhenConstTypeReference(node) {
-                if (ts.isCallLikeExpression(node.parent)) {
-                    return getContextualTypeForArgument(node.parent, node);
-                }
-                return undefined;
-            }
-        }
-        function getInferenceContext(node) {
-            var ancestor = ts.findAncestor(node, function (n) { return !!n.inferenceContext; });
-            return ancestor && ancestor.inferenceContext;
-        }
-        function getContextualJsxElementAttributesType(node, contextFlags) {
-            if (ts.isJsxOpeningElement(node) && node.parent.contextualType && contextFlags !== 4) {
-                return node.parent.contextualType;
-            }
-            return getContextualTypeForArgumentAtIndex(node, 0);
-        }
-        function getEffectiveFirstArgumentForJsxSignature(signature, node) {
-            return getJsxReferenceKind(node) !== 0
-                ? getJsxPropsTypeFromCallSignature(signature, node)
-                : getJsxPropsTypeFromClassType(signature, node);
-        }
-        function getJsxPropsTypeFromCallSignature(sig, context) {
-            var propsType = getTypeOfFirstParameterOfSignatureWithFallback(sig, unknownType);
-            propsType = getJsxManagedAttributesFromLocatedAttributes(context, getJsxNamespaceAt(context), propsType);
-            var intrinsicAttribs = getJsxType(JsxNames.IntrinsicAttributes, context);
-            if (intrinsicAttribs !== errorType) {
-                propsType = intersectTypes(intrinsicAttribs, propsType);
-            }
-            return propsType;
-        }
-        function getJsxPropsTypeForSignatureFromMember(sig, forcedLookupLocation) {
-            if (sig.unionSignatures) {
-                var results = [];
-                for (var _i = 0, _a = sig.unionSignatures; _i < _a.length; _i++) {
-                    var signature = _a[_i];
-                    var instance = getReturnTypeOfSignature(signature);
-                    if (isTypeAny(instance)) {
-                        return instance;
-                    }
-                    var propType = getTypeOfPropertyOfType(instance, forcedLookupLocation);
-                    if (!propType) {
-                        return;
-                    }
-                    results.push(propType);
-                }
-                return getIntersectionType(results);
-            }
-            var instanceType = getReturnTypeOfSignature(sig);
-            return isTypeAny(instanceType) ? instanceType : getTypeOfPropertyOfType(instanceType, forcedLookupLocation);
-        }
-        function getStaticTypeOfReferencedJsxConstructor(context) {
-            if (isJsxIntrinsicIdentifier(context.tagName)) {
-                var result = getIntrinsicAttributesTypeFromJsxOpeningLikeElement(context);
-                var fakeSignature = createSignatureForJSXIntrinsic(context, result);
-                return getOrCreateTypeFromSignature(fakeSignature);
-            }
-            var tagType = checkExpressionCached(context.tagName);
-            if (tagType.flags & 128) {
-                var result = getIntrinsicAttributesTypeFromStringLiteralType(tagType, context);
-                if (!result) {
-                    return errorType;
-                }
-                var fakeSignature = createSignatureForJSXIntrinsic(context, result);
-                return getOrCreateTypeFromSignature(fakeSignature);
-            }
-            return tagType;
-        }
-        function getJsxManagedAttributesFromLocatedAttributes(context, ns, attributesType) {
-            var managedSym = getJsxLibraryManagedAttributes(ns);
-            if (managedSym) {
-                var declaredManagedType = getDeclaredTypeOfSymbol(managedSym);
-                var ctorType = getStaticTypeOfReferencedJsxConstructor(context);
-                if (ts.length(declaredManagedType.typeParameters) >= 2) {
-                    var args = fillMissingTypeArguments([ctorType, attributesType], declaredManagedType.typeParameters, 2, ts.isInJSFile(context));
-                    return createTypeReference(declaredManagedType, args);
-                }
-                else if (ts.length(declaredManagedType.aliasTypeArguments) >= 2) {
-                    var args = fillMissingTypeArguments([ctorType, attributesType], declaredManagedType.aliasTypeArguments, 2, ts.isInJSFile(context));
-                    return getTypeAliasInstantiation(declaredManagedType.aliasSymbol, args);
-                }
-            }
-            return attributesType;
-        }
-        function getJsxPropsTypeFromClassType(sig, context) {
-            var ns = getJsxNamespaceAt(context);
-            var forcedLookupLocation = getJsxElementPropertiesName(ns);
-            var attributesType = forcedLookupLocation === undefined
-                ? getTypeOfFirstParameterOfSignatureWithFallback(sig, unknownType)
-                : forcedLookupLocation === ""
-                    ? getReturnTypeOfSignature(sig)
-                    : getJsxPropsTypeForSignatureFromMember(sig, forcedLookupLocation);
-            if (!attributesType) {
-                if (!!forcedLookupLocation && !!ts.length(context.attributes.properties)) {
-                    error(context, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, ts.unescapeLeadingUnderscores(forcedLookupLocation));
-                }
-                return unknownType;
-            }
-            attributesType = getJsxManagedAttributesFromLocatedAttributes(context, ns, attributesType);
-            if (isTypeAny(attributesType)) {
-                return attributesType;
-            }
-            else {
-                var apparentAttributesType = attributesType;
-                var intrinsicClassAttribs = getJsxType(JsxNames.IntrinsicClassAttributes, context);
-                if (intrinsicClassAttribs !== errorType) {
-                    var typeParams = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(intrinsicClassAttribs.symbol);
-                    var hostClassType = getReturnTypeOfSignature(sig);
-                    apparentAttributesType = intersectTypes(typeParams
-                        ? createTypeReference(intrinsicClassAttribs, fillMissingTypeArguments([hostClassType], typeParams, getMinTypeArgumentCount(typeParams), ts.isInJSFile(context)))
-                        : intrinsicClassAttribs, apparentAttributesType);
-                }
-                var intrinsicAttribs = getJsxType(JsxNames.IntrinsicAttributes, context);
-                if (intrinsicAttribs !== errorType) {
-                    apparentAttributesType = intersectTypes(intrinsicAttribs, apparentAttributesType);
-                }
-                return apparentAttributesType;
-            }
-        }
-        function getContextualCallSignature(type, node) {
-            var signatures = getSignaturesOfType(type, 0);
-            if (signatures.length === 1) {
-                var signature = signatures[0];
-                if (!isAritySmaller(signature, node)) {
-                    return signature;
-                }
-            }
-        }
-        function isAritySmaller(signature, target) {
-            var targetParameterCount = 0;
-            for (; targetParameterCount < target.parameters.length; targetParameterCount++) {
-                var param = target.parameters[targetParameterCount];
-                if (param.initializer || param.questionToken || param.dotDotDotToken || isJSDocOptionalParameter(param)) {
-                    break;
-                }
-            }
-            if (target.parameters.length && ts.parameterIsThisKeyword(target.parameters[0])) {
-                targetParameterCount--;
-            }
-            return !hasEffectiveRestParameter(signature) && getParameterCount(signature) < targetParameterCount;
-        }
-        function isFunctionExpressionOrArrowFunction(node) {
-            return node.kind === 208 || node.kind === 209;
-        }
-        function getContextualSignatureForFunctionLikeDeclaration(node) {
-            return isFunctionExpressionOrArrowFunction(node) || ts.isObjectLiteralMethod(node)
-                ? getContextualSignature(node)
-                : undefined;
-        }
-        function getContextualSignature(node) {
-            ts.Debug.assert(node.kind !== 165 || ts.isObjectLiteralMethod(node));
-            var typeTagSignature = getSignatureOfTypeTag(node);
-            if (typeTagSignature) {
-                return typeTagSignature;
-            }
-            var type = getApparentTypeOfContextualType(node, 1);
-            if (!type) {
-                return undefined;
-            }
-            if (!(type.flags & 1048576)) {
-                return getContextualCallSignature(type, node);
-            }
-            var signatureList;
-            var types = type.types;
-            for (var _i = 0, types_18 = types; _i < types_18.length; _i++) {
-                var current = types_18[_i];
-                var signature = getContextualCallSignature(current, node);
-                if (signature) {
-                    if (!signatureList) {
-                        signatureList = [signature];
-                    }
-                    else if (!compareSignaturesIdentical(signatureList[0], signature, false, true, true, compareTypesIdentical)) {
-                        return undefined;
-                    }
-                    else {
-                        signatureList.push(signature);
-                    }
-                }
-            }
-            if (signatureList) {
-                return signatureList.length === 1 ? signatureList[0] : createUnionSignature(signatureList[0], signatureList);
-            }
-        }
-        function checkSpreadExpression(node, checkMode) {
-            if (languageVersion < 2) {
-                checkExternalEmitHelpers(node, compilerOptions.downlevelIteration ? 1536 : 2048);
-            }
-            var arrayOrIterableType = checkExpression(node.expression, checkMode);
-            return checkIteratedTypeOrElementType(33, arrayOrIterableType, undefinedType, node.expression);
-        }
-        function checkSyntheticExpression(node) {
-            return node.isSpread ? getIndexedAccessType(node.type, numberType) : node.type;
-        }
-        function hasDefaultValue(node) {
-            return (node.kind === 198 && !!node.initializer) ||
-                (node.kind === 216 && node.operatorToken.kind === 62);
-        }
-        function checkArrayLiteral(node, checkMode, forceTuple) {
-            var elements = node.elements;
-            var elementCount = elements.length;
-            var elementTypes = [];
-            var elementFlags = [];
-            var contextualType = getApparentTypeOfContextualType(node);
-            var inDestructuringPattern = ts.isAssignmentTarget(node);
-            var inConstContext = isConstContext(node);
-            for (var i = 0; i < elementCount; i++) {
-                var e = elements[i];
-                if (e.kind === 220) {
-                    if (languageVersion < 2) {
-                        checkExternalEmitHelpers(e, compilerOptions.downlevelIteration ? 1536 : 2048);
-                    }
-                    var spreadType = checkExpression(e.expression, checkMode, forceTuple);
-                    if (isArrayLikeType(spreadType)) {
-                        elementTypes.push(spreadType);
-                        elementFlags.push(8);
-                    }
-                    else if (inDestructuringPattern) {
-                        var restElementType = getIndexTypeOfType(spreadType, 1) ||
-                            getIteratedTypeOrElementType(65, spreadType, undefinedType, undefined, false) ||
-                            unknownType;
-                        elementTypes.push(restElementType);
-                        elementFlags.push(4);
-                    }
-                    else {
-                        elementTypes.push(checkIteratedTypeOrElementType(33, spreadType, undefinedType, e.expression));
-                        elementFlags.push(4);
-                    }
-                }
-                else {
-                    var elementContextualType = getContextualTypeForElementExpression(contextualType, elementTypes.length);
-                    var type = checkExpressionForMutableLocation(e, checkMode, elementContextualType, forceTuple);
-                    elementTypes.push(type);
-                    elementFlags.push(1);
-                }
-            }
-            if (inDestructuringPattern) {
-                return createTupleType(elementTypes, elementFlags);
-            }
-            if (forceTuple || inConstContext || contextualType && forEachType(contextualType, isTupleLikeType)) {
-                return createArrayLiteralType(createTupleType(elementTypes, elementFlags, inConstContext));
-            }
-            return createArrayLiteralType(createArrayType(elementTypes.length ?
-                getUnionType(ts.sameMap(elementTypes, function (t, i) { return elementFlags[i] & 8 ? getIndexedAccessTypeOrUndefined(t, numberType) || anyType : t; }), 2) :
-                strictNullChecks ? implicitNeverType : undefinedWideningType, inConstContext));
-        }
-        function createArrayLiteralType(type) {
-            if (!(ts.getObjectFlags(type) & 4)) {
-                return type;
-            }
-            var literalType = type.literalType;
-            if (!literalType) {
-                literalType = type.literalType = cloneTypeReference(type);
-                literalType.objectFlags |= 65536 | 1048576;
-            }
-            return literalType;
-        }
-        function isNumericName(name) {
-            switch (name.kind) {
-                case 158:
-                    return isNumericComputedName(name);
-                case 78:
-                    return isNumericLiteralName(name.escapedText);
-                case 8:
-                case 10:
-                    return isNumericLiteralName(name.text);
-                default:
-                    return false;
-            }
-        }
-        function isNumericComputedName(name) {
-            return isTypeAssignableToKind(checkComputedPropertyName(name), 296);
-        }
-        function isInfinityOrNaNString(name) {
-            return name === "Infinity" || name === "-Infinity" || name === "NaN";
-        }
-        function isNumericLiteralName(name) {
-            return (+name).toString() === name;
-        }
-        function checkComputedPropertyName(node) {
-            var links = getNodeLinks(node.expression);
-            if (!links.resolvedType) {
-                links.resolvedType = checkExpression(node.expression);
-                if (links.resolvedType.flags & 98304 ||
-                    !isTypeAssignableToKind(links.resolvedType, 402653316 | 296 | 12288) &&
-                        !isTypeAssignableTo(links.resolvedType, stringNumberSymbolType)) {
-                    error(node, ts.Diagnostics.A_computed_property_name_must_be_of_type_string_number_symbol_or_any);
-                }
-                else {
-                    checkThatExpressionIsProperSymbolReference(node.expression, links.resolvedType, true);
-                }
-            }
-            return links.resolvedType;
-        }
-        function isSymbolWithNumericName(symbol) {
-            var _a;
-            var firstDecl = (_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a[0];
-            return isNumericLiteralName(symbol.escapedName) || (firstDecl && ts.isNamedDeclaration(firstDecl) && isNumericName(firstDecl.name));
-        }
-        function getObjectLiteralIndexInfo(node, offset, properties, kind) {
-            var propTypes = [];
-            for (var i = offset; i < properties.length; i++) {
-                if (kind === 0 || isSymbolWithNumericName(properties[i])) {
-                    propTypes.push(getTypeOfSymbol(properties[i]));
-                }
-            }
-            var unionType = propTypes.length ? getUnionType(propTypes, 2) : undefinedType;
-            return createIndexInfo(unionType, isConstContext(node));
-        }
-        function getImmediateAliasedSymbol(symbol) {
-            ts.Debug.assert((symbol.flags & 2097152) !== 0, "Should only get Alias here.");
-            var links = getSymbolLinks(symbol);
-            if (!links.immediateTarget) {
-                var node = getDeclarationOfAliasSymbol(symbol);
-                if (!node)
-                    return ts.Debug.fail();
-                links.immediateTarget = getTargetOfAliasDeclaration(node, true);
-            }
-            return links.immediateTarget;
-        }
-        function checkObjectLiteral(node, checkMode) {
-            var inDestructuringPattern = ts.isAssignmentTarget(node);
-            checkGrammarObjectLiteralExpression(node, inDestructuringPattern);
-            var allPropertiesTable = strictNullChecks ? ts.createSymbolTable() : undefined;
-            var propertiesTable = ts.createSymbolTable();
-            var propertiesArray = [];
-            var spread = emptyObjectType;
-            var contextualType = getApparentTypeOfContextualType(node);
-            var contextualTypeHasPattern = contextualType && contextualType.pattern &&
-                (contextualType.pattern.kind === 196 || contextualType.pattern.kind === 200);
-            var inConstContext = isConstContext(node);
-            var checkFlags = inConstContext ? 8 : 0;
-            var isInJavascript = ts.isInJSFile(node) && !ts.isInJsonFile(node);
-            var enumTag = ts.getJSDocEnumTag(node);
-            var isJSObjectLiteral = !contextualType && isInJavascript && !enumTag;
-            var objectFlags = freshObjectLiteralFlag;
-            var patternWithComputedProperties = false;
-            var hasComputedStringProperty = false;
-            var hasComputedNumberProperty = false;
-            for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
-                var elem = _a[_i];
-                if (elem.name && ts.isComputedPropertyName(elem.name) && !ts.isWellKnownSymbolSyntactically(elem.name)) {
-                    checkComputedPropertyName(elem.name);
-                }
-            }
-            var offset = 0;
-            for (var _b = 0, _c = node.properties; _b < _c.length; _b++) {
-                var memberDecl = _c[_b];
-                var member = getSymbolOfNode(memberDecl);
-                var computedNameType = memberDecl.name && memberDecl.name.kind === 158 && !ts.isWellKnownSymbolSyntactically(memberDecl.name.expression) ?
-                    checkComputedPropertyName(memberDecl.name) : undefined;
-                if (memberDecl.kind === 288 ||
-                    memberDecl.kind === 289 ||
-                    ts.isObjectLiteralMethod(memberDecl)) {
-                    var type = memberDecl.kind === 288 ? checkPropertyAssignment(memberDecl, checkMode) :
-                        memberDecl.kind === 289 ? checkExpressionForMutableLocation(!inDestructuringPattern && memberDecl.objectAssignmentInitializer ? memberDecl.objectAssignmentInitializer : memberDecl.name, checkMode) :
-                            checkObjectLiteralMethod(memberDecl, checkMode);
-                    if (isInJavascript) {
-                        var jsDocType = getTypeForDeclarationFromJSDocComment(memberDecl);
-                        if (jsDocType) {
-                            checkTypeAssignableTo(type, jsDocType, memberDecl);
-                            type = jsDocType;
-                        }
-                        else if (enumTag && enumTag.typeExpression) {
-                            checkTypeAssignableTo(type, getTypeFromTypeNode(enumTag.typeExpression), memberDecl);
-                        }
-                    }
-                    objectFlags |= ts.getObjectFlags(type) & 3670016;
-                    var nameType = computedNameType && isTypeUsableAsPropertyName(computedNameType) ? computedNameType : undefined;
-                    var prop = nameType ?
-                        createSymbol(4 | member.flags, getPropertyNameFromType(nameType), checkFlags | 4096) :
-                        createSymbol(4 | member.flags, member.escapedName, checkFlags);
-                    if (nameType) {
-                        prop.nameType = nameType;
-                    }
-                    if (inDestructuringPattern) {
-                        var isOptional = (memberDecl.kind === 288 && hasDefaultValue(memberDecl.initializer)) ||
-                            (memberDecl.kind === 289 && memberDecl.objectAssignmentInitializer);
-                        if (isOptional) {
-                            prop.flags |= 16777216;
-                        }
-                    }
-                    else if (contextualTypeHasPattern && !(ts.getObjectFlags(contextualType) & 512)) {
-                        var impliedProp = getPropertyOfType(contextualType, member.escapedName);
-                        if (impliedProp) {
-                            prop.flags |= impliedProp.flags & 16777216;
-                        }
-                        else if (!compilerOptions.suppressExcessPropertyErrors && !getIndexInfoOfType(contextualType, 0)) {
-                            error(memberDecl.name, ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(member), typeToString(contextualType));
-                        }
-                    }
-                    prop.declarations = member.declarations;
-                    prop.parent = member.parent;
-                    if (member.valueDeclaration) {
-                        prop.valueDeclaration = member.valueDeclaration;
-                    }
-                    prop.type = type;
-                    prop.target = member;
-                    member = prop;
-                    allPropertiesTable === null || allPropertiesTable === void 0 ? void 0 : allPropertiesTable.set(prop.escapedName, prop);
-                }
-                else if (memberDecl.kind === 290) {
-                    if (languageVersion < 2) {
-                        checkExternalEmitHelpers(memberDecl, 2);
-                    }
-                    if (propertiesArray.length > 0) {
-                        spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, objectFlags, inConstContext);
-                        propertiesArray = [];
-                        propertiesTable = ts.createSymbolTable();
-                        hasComputedStringProperty = false;
-                        hasComputedNumberProperty = false;
-                    }
-                    var type = getReducedType(checkExpression(memberDecl.expression));
-                    if (!isValidSpreadType(type)) {
-                        error(memberDecl, ts.Diagnostics.Spread_types_may_only_be_created_from_object_types);
-                        return errorType;
-                    }
-                    if (allPropertiesTable) {
-                        checkSpreadPropOverrides(type, allPropertiesTable, memberDecl);
-                    }
-                    spread = getSpreadType(spread, type, node.symbol, objectFlags, inConstContext);
-                    offset = propertiesArray.length;
-                    continue;
-                }
-                else {
-                    ts.Debug.assert(memberDecl.kind === 167 || memberDecl.kind === 168);
-                    checkNodeDeferred(memberDecl);
-                }
-                if (computedNameType && !(computedNameType.flags & 8576)) {
-                    if (isTypeAssignableTo(computedNameType, stringNumberSymbolType)) {
-                        if (isTypeAssignableTo(computedNameType, numberType)) {
-                            hasComputedNumberProperty = true;
-                        }
-                        else {
-                            hasComputedStringProperty = true;
-                        }
-                        if (inDestructuringPattern) {
-                            patternWithComputedProperties = true;
-                        }
-                    }
-                }
-                else {
-                    propertiesTable.set(member.escapedName, member);
-                }
-                propertiesArray.push(member);
-            }
-            if (contextualTypeHasPattern && node.parent.kind !== 290) {
-                for (var _d = 0, _e = getPropertiesOfType(contextualType); _d < _e.length; _d++) {
-                    var prop = _e[_d];
-                    if (!propertiesTable.get(prop.escapedName) && !getPropertyOfType(spread, prop.escapedName)) {
-                        if (!(prop.flags & 16777216)) {
-                            error(prop.valueDeclaration || prop.bindingElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value);
-                        }
-                        propertiesTable.set(prop.escapedName, prop);
-                        propertiesArray.push(prop);
-                    }
-                }
-            }
-            if (spread !== emptyObjectType) {
-                if (propertiesArray.length > 0) {
-                    spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, objectFlags, inConstContext);
-                    propertiesArray = [];
-                    propertiesTable = ts.createSymbolTable();
-                    hasComputedStringProperty = false;
-                    hasComputedNumberProperty = false;
-                }
-                return mapType(spread, function (t) { return t === emptyObjectType ? createObjectLiteralType() : t; });
-            }
-            return createObjectLiteralType();
-            function createObjectLiteralType() {
-                var stringIndexInfo = hasComputedStringProperty ? getObjectLiteralIndexInfo(node, offset, propertiesArray, 0) : undefined;
-                var numberIndexInfo = hasComputedNumberProperty ? getObjectLiteralIndexInfo(node, offset, propertiesArray, 1) : undefined;
-                var result = createAnonymousType(node.symbol, propertiesTable, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo);
-                result.objectFlags |= objectFlags | 128 | 1048576;
-                if (isJSObjectLiteral) {
-                    result.objectFlags |= 16384;
-                }
-                if (patternWithComputedProperties) {
-                    result.objectFlags |= 512;
-                }
-                if (inDestructuringPattern) {
-                    result.pattern = node;
-                }
-                return result;
-            }
-        }
-        function isValidSpreadType(type) {
-            if (type.flags & 465829888) {
-                var constraint = getBaseConstraintOfType(type);
-                if (constraint !== undefined) {
-                    return isValidSpreadType(constraint);
-                }
-            }
-            return !!(type.flags & (1 | 67108864 | 524288 | 58982400) ||
-                getFalsyFlags(type) & 117632 && isValidSpreadType(removeDefinitelyFalsyTypes(type)) ||
-                type.flags & 3145728 && ts.every(type.types, isValidSpreadType));
-        }
-        function checkJsxSelfClosingElementDeferred(node) {
-            checkJsxOpeningLikeElementOrOpeningFragment(node);
-        }
-        function checkJsxSelfClosingElement(node, _checkMode) {
-            checkNodeDeferred(node);
-            return getJsxElementTypeAt(node) || anyType;
-        }
-        function checkJsxElementDeferred(node) {
-            checkJsxOpeningLikeElementOrOpeningFragment(node.openingElement);
-            if (isJsxIntrinsicIdentifier(node.closingElement.tagName)) {
-                getIntrinsicTagSymbol(node.closingElement);
-            }
-            else {
-                checkExpression(node.closingElement.tagName);
-            }
-            checkJsxChildren(node);
-        }
-        function checkJsxElement(node, _checkMode) {
-            checkNodeDeferred(node);
-            return getJsxElementTypeAt(node) || anyType;
-        }
-        function checkJsxFragment(node) {
-            checkJsxOpeningLikeElementOrOpeningFragment(node.openingFragment);
-            var nodeSourceFile = ts.getSourceFileOfNode(node);
-            if (ts.getJSXTransformEnabled(compilerOptions) && (compilerOptions.jsxFactory || nodeSourceFile.pragmas.has("jsx"))
-                && !compilerOptions.jsxFragmentFactory && !nodeSourceFile.pragmas.has("jsxfrag")) {
-                error(node, compilerOptions.jsxFactory
-                    ? ts.Diagnostics.The_jsxFragmentFactory_compiler_option_must_be_provided_to_use_JSX_fragments_with_the_jsxFactory_compiler_option
-                    : ts.Diagnostics.An_jsxFrag_pragma_is_required_when_using_an_jsx_pragma_with_JSX_fragments);
-            }
-            checkJsxChildren(node);
-            return getJsxElementTypeAt(node) || anyType;
-        }
-        function isUnhyphenatedJsxName(name) {
-            return !ts.stringContains(name, "-");
-        }
-        function isJsxIntrinsicIdentifier(tagName) {
-            return tagName.kind === 78 && ts.isIntrinsicJsxName(tagName.escapedText);
-        }
-        function checkJsxAttribute(node, checkMode) {
-            return node.initializer
-                ? checkExpressionForMutableLocation(node.initializer, checkMode)
-                : trueType;
-        }
-        function createJsxAttributesTypeFromAttributesProperty(openingLikeElement, checkMode) {
-            var attributes = openingLikeElement.attributes;
-            var allAttributesTable = strictNullChecks ? ts.createSymbolTable() : undefined;
-            var attributesTable = ts.createSymbolTable();
-            var spread = emptyJsxObjectType;
-            var hasSpreadAnyType = false;
-            var typeToIntersect;
-            var explicitlySpecifyChildrenAttribute = false;
-            var objectFlags = 4096;
-            var jsxChildrenPropertyName = getJsxElementChildrenPropertyName(getJsxNamespaceAt(openingLikeElement));
-            for (var _i = 0, _a = attributes.properties; _i < _a.length; _i++) {
-                var attributeDecl = _a[_i];
-                var member = attributeDecl.symbol;
-                if (ts.isJsxAttribute(attributeDecl)) {
-                    var exprType = checkJsxAttribute(attributeDecl, checkMode);
-                    objectFlags |= ts.getObjectFlags(exprType) & 3670016;
-                    var attributeSymbol = createSymbol(4 | member.flags, member.escapedName);
-                    attributeSymbol.declarations = member.declarations;
-                    attributeSymbol.parent = member.parent;
-                    if (member.valueDeclaration) {
-                        attributeSymbol.valueDeclaration = member.valueDeclaration;
-                    }
-                    attributeSymbol.type = exprType;
-                    attributeSymbol.target = member;
-                    attributesTable.set(attributeSymbol.escapedName, attributeSymbol);
-                    allAttributesTable === null || allAttributesTable === void 0 ? void 0 : allAttributesTable.set(attributeSymbol.escapedName, attributeSymbol);
-                    if (attributeDecl.name.escapedText === jsxChildrenPropertyName) {
-                        explicitlySpecifyChildrenAttribute = true;
-                    }
-                }
-                else {
-                    ts.Debug.assert(attributeDecl.kind === 282);
-                    if (attributesTable.size > 0) {
-                        spread = getSpreadType(spread, createJsxAttributesType(), attributes.symbol, objectFlags, false);
-                        attributesTable = ts.createSymbolTable();
-                    }
-                    var exprType = getReducedType(checkExpressionCached(attributeDecl.expression, checkMode));
-                    if (isTypeAny(exprType)) {
-                        hasSpreadAnyType = true;
-                    }
-                    if (isValidSpreadType(exprType)) {
-                        spread = getSpreadType(spread, exprType, attributes.symbol, objectFlags, false);
-                        if (allAttributesTable) {
-                            checkSpreadPropOverrides(exprType, allAttributesTable, attributeDecl);
-                        }
-                    }
-                    else {
-                        typeToIntersect = typeToIntersect ? getIntersectionType([typeToIntersect, exprType]) : exprType;
-                    }
-                }
-            }
-            if (!hasSpreadAnyType) {
-                if (attributesTable.size > 0) {
-                    spread = getSpreadType(spread, createJsxAttributesType(), attributes.symbol, objectFlags, false);
-                }
-            }
-            var parent = openingLikeElement.parent.kind === 273 ? openingLikeElement.parent : undefined;
-            if (parent && parent.openingElement === openingLikeElement && parent.children.length > 0) {
-                var childrenTypes = checkJsxChildren(parent, checkMode);
-                if (!hasSpreadAnyType && jsxChildrenPropertyName && jsxChildrenPropertyName !== "") {
-                    if (explicitlySpecifyChildrenAttribute) {
-                        error(attributes, ts.Diagnostics._0_are_specified_twice_The_attribute_named_0_will_be_overwritten, ts.unescapeLeadingUnderscores(jsxChildrenPropertyName));
-                    }
-                    var contextualType = getApparentTypeOfContextualType(openingLikeElement.attributes);
-                    var childrenContextualType = contextualType && getTypeOfPropertyOfContextualType(contextualType, jsxChildrenPropertyName);
-                    var childrenPropSymbol = createSymbol(4, jsxChildrenPropertyName);
-                    childrenPropSymbol.type = childrenTypes.length === 1 ? childrenTypes[0] :
-                        childrenContextualType && forEachType(childrenContextualType, isTupleLikeType) ? createTupleType(childrenTypes) :
-                            createArrayType(getUnionType(childrenTypes));
-                    childrenPropSymbol.valueDeclaration = ts.factory.createPropertySignature(undefined, ts.unescapeLeadingUnderscores(jsxChildrenPropertyName), undefined, undefined);
-                    ts.setParent(childrenPropSymbol.valueDeclaration, attributes);
-                    childrenPropSymbol.valueDeclaration.symbol = childrenPropSymbol;
-                    var childPropMap = ts.createSymbolTable();
-                    childPropMap.set(jsxChildrenPropertyName, childrenPropSymbol);
-                    spread = getSpreadType(spread, createAnonymousType(attributes.symbol, childPropMap, ts.emptyArray, ts.emptyArray, undefined, undefined), attributes.symbol, objectFlags, false);
-                }
-            }
-            if (hasSpreadAnyType) {
-                return anyType;
-            }
-            if (typeToIntersect && spread !== emptyJsxObjectType) {
-                return getIntersectionType([typeToIntersect, spread]);
-            }
-            return typeToIntersect || (spread === emptyJsxObjectType ? createJsxAttributesType() : spread);
-            function createJsxAttributesType() {
-                objectFlags |= freshObjectLiteralFlag;
-                var result = createAnonymousType(attributes.symbol, attributesTable, ts.emptyArray, ts.emptyArray, undefined, undefined);
-                result.objectFlags |= objectFlags | 128 | 1048576;
-                return result;
-            }
-        }
-        function checkJsxChildren(node, checkMode) {
-            var childrenTypes = [];
-            for (var _i = 0, _a = node.children; _i < _a.length; _i++) {
-                var child = _a[_i];
-                if (child.kind === 11) {
-                    if (!child.containsOnlyTriviaWhiteSpaces) {
-                        childrenTypes.push(stringType);
-                    }
-                }
-                else if (child.kind === 283 && !child.expression) {
-                    continue;
-                }
-                else {
-                    childrenTypes.push(checkExpressionForMutableLocation(child, checkMode));
-                }
-            }
-            return childrenTypes;
-        }
-        function checkSpreadPropOverrides(type, props, spread) {
-            for (var _i = 0, _a = getPropertiesOfType(type); _i < _a.length; _i++) {
-                var right = _a[_i];
-                var left = props.get(right.escapedName);
-                var rightType = getTypeOfSymbol(right);
-                if (left && !maybeTypeOfKind(rightType, 98304) && !(maybeTypeOfKind(rightType, 3) && right.flags & 16777216)) {
-                    var diagnostic = error(left.valueDeclaration, ts.Diagnostics._0_is_specified_more_than_once_so_this_usage_will_be_overwritten, ts.unescapeLeadingUnderscores(left.escapedName));
-                    ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(spread, ts.Diagnostics.This_spread_always_overwrites_this_property));
-                }
-            }
-        }
-        function checkJsxAttributes(node, checkMode) {
-            return createJsxAttributesTypeFromAttributesProperty(node.parent, checkMode);
-        }
-        function getJsxType(name, location) {
-            var namespace = getJsxNamespaceAt(location);
-            var exports = namespace && getExportsOfSymbol(namespace);
-            var typeSymbol = exports && getSymbol(exports, name, 788968);
-            return typeSymbol ? getDeclaredTypeOfSymbol(typeSymbol) : errorType;
-        }
-        function getIntrinsicTagSymbol(node) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedSymbol) {
-                var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements, node);
-                if (intrinsicElementsType !== errorType) {
-                    if (!ts.isIdentifier(node.tagName))
-                        return ts.Debug.fail();
-                    var intrinsicProp = getPropertyOfType(intrinsicElementsType, node.tagName.escapedText);
-                    if (intrinsicProp) {
-                        links.jsxFlags |= 1;
-                        return links.resolvedSymbol = intrinsicProp;
-                    }
-                    var indexSignatureType = getIndexTypeOfType(intrinsicElementsType, 0);
-                    if (indexSignatureType) {
-                        links.jsxFlags |= 2;
-                        return links.resolvedSymbol = intrinsicElementsType.symbol;
-                    }
-                    error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(node.tagName), "JSX." + JsxNames.IntrinsicElements);
-                    return links.resolvedSymbol = unknownSymbol;
-                }
-                else {
-                    if (noImplicitAny) {
-                        error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, ts.unescapeLeadingUnderscores(JsxNames.IntrinsicElements));
-                    }
-                    return links.resolvedSymbol = unknownSymbol;
-                }
-            }
-            return links.resolvedSymbol;
-        }
-        function getJsxNamespaceContainerForImplicitImport(location) {
-            var file = location && ts.getSourceFileOfNode(location);
-            var links = file && getNodeLinks(file);
-            if (links && links.jsxImplicitImportContainer === false) {
-                return undefined;
-            }
-            if (links && links.jsxImplicitImportContainer) {
-                return links.jsxImplicitImportContainer;
-            }
-            var runtimeImportSpecifier = ts.getJSXRuntimeImport(ts.getJSXImplicitImportBase(compilerOptions, file), compilerOptions);
-            if (!runtimeImportSpecifier) {
-                return undefined;
-            }
-            var isClassic = ts.getEmitModuleResolutionKind(compilerOptions) === ts.ModuleResolutionKind.Classic;
-            var errorMessage = isClassic
-                ? ts.Diagnostics.Cannot_find_module_0_Did_you_mean_to_set_the_moduleResolution_option_to_node_or_to_add_aliases_to_the_paths_option
-                : ts.Diagnostics.Cannot_find_module_0_or_its_corresponding_type_declarations;
-            var mod = resolveExternalModule(location, runtimeImportSpecifier, errorMessage, location);
-            var result = mod && mod !== unknownSymbol ? getMergedSymbol(resolveSymbol(mod)) : undefined;
-            if (links) {
-                links.jsxImplicitImportContainer = result || false;
-            }
-            return result;
-        }
-        function getJsxNamespaceAt(location) {
-            var links = location && getNodeLinks(location);
-            if (links && links.jsxNamespace) {
-                return links.jsxNamespace;
-            }
-            if (!links || links.jsxNamespace !== false) {
-                var resolvedNamespace = getJsxNamespaceContainerForImplicitImport(location);
-                if (!resolvedNamespace || resolvedNamespace === unknownSymbol) {
-                    var namespaceName = getJsxNamespace(location);
-                    resolvedNamespace = resolveName(location, namespaceName, 1920, undefined, namespaceName, false);
-                }
-                if (resolvedNamespace) {
-                    var candidate = resolveSymbol(getSymbol(getExportsOfSymbol(resolveSymbol(resolvedNamespace)), JsxNames.JSX, 1920));
-                    if (candidate && candidate !== unknownSymbol) {
-                        if (links) {
-                            links.jsxNamespace = candidate;
-                        }
-                        return candidate;
-                    }
-                }
-                if (links) {
-                    links.jsxNamespace = false;
-                }
-            }
-            var s = resolveSymbol(getGlobalSymbol(JsxNames.JSX, 1920, undefined));
-            if (s === unknownSymbol) {
-                return undefined;
-            }
-            return s;
-        }
-        function getNameFromJsxElementAttributesContainer(nameOfAttribPropContainer, jsxNamespace) {
-            var jsxElementAttribPropInterfaceSym = jsxNamespace && getSymbol(jsxNamespace.exports, nameOfAttribPropContainer, 788968);
-            var jsxElementAttribPropInterfaceType = jsxElementAttribPropInterfaceSym && getDeclaredTypeOfSymbol(jsxElementAttribPropInterfaceSym);
-            var propertiesOfJsxElementAttribPropInterface = jsxElementAttribPropInterfaceType && getPropertiesOfType(jsxElementAttribPropInterfaceType);
-            if (propertiesOfJsxElementAttribPropInterface) {
-                if (propertiesOfJsxElementAttribPropInterface.length === 0) {
-                    return "";
-                }
-                else if (propertiesOfJsxElementAttribPropInterface.length === 1) {
-                    return propertiesOfJsxElementAttribPropInterface[0].escapedName;
-                }
-                else if (propertiesOfJsxElementAttribPropInterface.length > 1) {
-                    error(jsxElementAttribPropInterfaceSym.declarations[0], ts.Diagnostics.The_global_type_JSX_0_may_not_have_more_than_one_property, ts.unescapeLeadingUnderscores(nameOfAttribPropContainer));
-                }
-            }
-            return undefined;
-        }
-        function getJsxLibraryManagedAttributes(jsxNamespace) {
-            return jsxNamespace && getSymbol(jsxNamespace.exports, JsxNames.LibraryManagedAttributes, 788968);
-        }
-        function getJsxElementPropertiesName(jsxNamespace) {
-            return getNameFromJsxElementAttributesContainer(JsxNames.ElementAttributesPropertyNameContainer, jsxNamespace);
-        }
-        function getJsxElementChildrenPropertyName(jsxNamespace) {
-            return getNameFromJsxElementAttributesContainer(JsxNames.ElementChildrenAttributeNameContainer, jsxNamespace);
-        }
-        function getUninstantiatedJsxSignaturesOfType(elementType, caller) {
-            if (elementType.flags & 4) {
-                return [anySignature];
-            }
-            else if (elementType.flags & 128) {
-                var intrinsicType = getIntrinsicAttributesTypeFromStringLiteralType(elementType, caller);
-                if (!intrinsicType) {
-                    error(caller, ts.Diagnostics.Property_0_does_not_exist_on_type_1, elementType.value, "JSX." + JsxNames.IntrinsicElements);
-                    return ts.emptyArray;
-                }
-                else {
-                    var fakeSignature = createSignatureForJSXIntrinsic(caller, intrinsicType);
-                    return [fakeSignature];
-                }
-            }
-            var apparentElemType = getApparentType(elementType);
-            var signatures = getSignaturesOfType(apparentElemType, 1);
-            if (signatures.length === 0) {
-                signatures = getSignaturesOfType(apparentElemType, 0);
-            }
-            if (signatures.length === 0 && apparentElemType.flags & 1048576) {
-                signatures = getUnionSignatures(ts.map(apparentElemType.types, function (t) { return getUninstantiatedJsxSignaturesOfType(t, caller); }));
-            }
-            return signatures;
-        }
-        function getIntrinsicAttributesTypeFromStringLiteralType(type, location) {
-            var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements, location);
-            if (intrinsicElementsType !== errorType) {
-                var stringLiteralTypeName = type.value;
-                var intrinsicProp = getPropertyOfType(intrinsicElementsType, ts.escapeLeadingUnderscores(stringLiteralTypeName));
-                if (intrinsicProp) {
-                    return getTypeOfSymbol(intrinsicProp);
-                }
-                var indexSignatureType = getIndexTypeOfType(intrinsicElementsType, 0);
-                if (indexSignatureType) {
-                    return indexSignatureType;
-                }
-                return undefined;
-            }
-            return anyType;
-        }
-        function checkJsxReturnAssignableToAppropriateBound(refKind, elemInstanceType, openingLikeElement) {
-            if (refKind === 1) {
-                var sfcReturnConstraint = getJsxStatelessElementTypeAt(openingLikeElement);
-                if (sfcReturnConstraint) {
-                    checkTypeRelatedTo(elemInstanceType, sfcReturnConstraint, assignableRelation, openingLikeElement.tagName, ts.Diagnostics.Its_return_type_0_is_not_a_valid_JSX_element, generateInitialErrorChain);
-                }
-            }
-            else if (refKind === 0) {
-                var classConstraint = getJsxElementClassTypeAt(openingLikeElement);
-                if (classConstraint) {
-                    checkTypeRelatedTo(elemInstanceType, classConstraint, assignableRelation, openingLikeElement.tagName, ts.Diagnostics.Its_instance_type_0_is_not_a_valid_JSX_element, generateInitialErrorChain);
-                }
-            }
-            else {
-                var sfcReturnConstraint = getJsxStatelessElementTypeAt(openingLikeElement);
-                var classConstraint = getJsxElementClassTypeAt(openingLikeElement);
-                if (!sfcReturnConstraint || !classConstraint) {
-                    return;
-                }
-                var combined = getUnionType([sfcReturnConstraint, classConstraint]);
-                checkTypeRelatedTo(elemInstanceType, combined, assignableRelation, openingLikeElement.tagName, ts.Diagnostics.Its_element_type_0_is_not_a_valid_JSX_element, generateInitialErrorChain);
-            }
-            function generateInitialErrorChain() {
-                var componentName = ts.getTextOfNode(openingLikeElement.tagName);
-                return ts.chainDiagnosticMessages(undefined, ts.Diagnostics._0_cannot_be_used_as_a_JSX_component, componentName);
-            }
-        }
-        function getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node) {
-            ts.Debug.assert(isJsxIntrinsicIdentifier(node.tagName));
-            var links = getNodeLinks(node);
-            if (!links.resolvedJsxElementAttributesType) {
-                var symbol = getIntrinsicTagSymbol(node);
-                if (links.jsxFlags & 1) {
-                    return links.resolvedJsxElementAttributesType = getTypeOfSymbol(symbol);
-                }
-                else if (links.jsxFlags & 2) {
-                    return links.resolvedJsxElementAttributesType =
-                        getIndexTypeOfType(getDeclaredTypeOfSymbol(symbol), 0);
-                }
-                else {
-                    return links.resolvedJsxElementAttributesType = errorType;
-                }
-            }
-            return links.resolvedJsxElementAttributesType;
-        }
-        function getJsxElementClassTypeAt(location) {
-            var type = getJsxType(JsxNames.ElementClass, location);
-            if (type === errorType)
-                return undefined;
-            return type;
-        }
-        function getJsxElementTypeAt(location) {
-            return getJsxType(JsxNames.Element, location);
-        }
-        function getJsxStatelessElementTypeAt(location) {
-            var jsxElementType = getJsxElementTypeAt(location);
-            if (jsxElementType) {
-                return getUnionType([jsxElementType, nullType]);
-            }
-        }
-        function getJsxIntrinsicTagNamesAt(location) {
-            var intrinsics = getJsxType(JsxNames.IntrinsicElements, location);
-            return intrinsics ? getPropertiesOfType(intrinsics) : ts.emptyArray;
-        }
-        function checkJsxPreconditions(errorNode) {
-            if ((compilerOptions.jsx || 0) === 0) {
-                error(errorNode, ts.Diagnostics.Cannot_use_JSX_unless_the_jsx_flag_is_provided);
-            }
-            if (getJsxElementTypeAt(errorNode) === undefined) {
-                if (noImplicitAny) {
-                    error(errorNode, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist);
-                }
-            }
-        }
-        function checkJsxOpeningLikeElementOrOpeningFragment(node) {
-            var isNodeOpeningLikeElement = ts.isJsxOpeningLikeElement(node);
-            if (isNodeOpeningLikeElement) {
-                checkGrammarJsxElement(node);
-            }
-            checkJsxPreconditions(node);
-            if (!getJsxNamespaceContainerForImplicitImport(node)) {
-                var jsxFactoryRefErr = diagnostics && compilerOptions.jsx === 2 ? ts.Diagnostics.Cannot_find_name_0 : undefined;
-                var jsxFactoryNamespace = getJsxNamespace(node);
-                var jsxFactoryLocation = isNodeOpeningLikeElement ? node.tagName : node;
-                var jsxFactorySym = void 0;
-                if (!(ts.isJsxOpeningFragment(node) && jsxFactoryNamespace === "null")) {
-                    jsxFactorySym = resolveName(jsxFactoryLocation, jsxFactoryNamespace, 111551, jsxFactoryRefErr, jsxFactoryNamespace, true);
-                }
-                if (jsxFactorySym) {
-                    jsxFactorySym.isReferenced = 67108863;
-                    if (jsxFactorySym.flags & 2097152 && !getTypeOnlyAliasDeclaration(jsxFactorySym)) {
-                        markAliasSymbolAsReferenced(jsxFactorySym);
-                    }
-                }
-            }
-            if (isNodeOpeningLikeElement) {
-                var jsxOpeningLikeNode = node;
-                var sig = getResolvedSignature(jsxOpeningLikeNode);
-                checkDeprecatedSignature(sig, node);
-                checkJsxReturnAssignableToAppropriateBound(getJsxReferenceKind(jsxOpeningLikeNode), getReturnTypeOfSignature(sig), jsxOpeningLikeNode);
-            }
-        }
-        function isKnownProperty(targetType, name, isComparingJsxAttributes) {
-            if (targetType.flags & 524288) {
-                var resolved = resolveStructuredTypeMembers(targetType);
-                if (resolved.stringIndexInfo ||
-                    resolved.numberIndexInfo && isNumericLiteralName(name) ||
-                    getPropertyOfObjectType(targetType, name) ||
-                    isComparingJsxAttributes && !isUnhyphenatedJsxName(name)) {
-                    return true;
-                }
-            }
-            else if (targetType.flags & 3145728 && isExcessPropertyCheckTarget(targetType)) {
-                for (var _i = 0, _a = targetType.types; _i < _a.length; _i++) {
-                    var t = _a[_i];
-                    if (isKnownProperty(t, name, isComparingJsxAttributes)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function isExcessPropertyCheckTarget(type) {
-            return !!(type.flags & 524288 && !(ts.getObjectFlags(type) & 512) ||
-                type.flags & 67108864 ||
-                type.flags & 1048576 && ts.some(type.types, isExcessPropertyCheckTarget) ||
-                type.flags & 2097152 && ts.every(type.types, isExcessPropertyCheckTarget));
-        }
-        function checkJsxExpression(node, checkMode) {
-            checkGrammarJsxExpression(node);
-            if (node.expression) {
-                var type = checkExpression(node.expression, checkMode);
-                if (node.dotDotDotToken && type !== anyType && !isArrayType(type)) {
-                    error(node, ts.Diagnostics.JSX_spread_child_must_be_an_array_type);
-                }
-                return type;
-            }
-            else {
-                return errorType;
-            }
-        }
-        function getDeclarationNodeFlagsFromSymbol(s) {
-            return s.valueDeclaration ? ts.getCombinedNodeFlags(s.valueDeclaration) : 0;
-        }
-        function isPrototypeProperty(symbol) {
-            if (symbol.flags & 8192 || ts.getCheckFlags(symbol) & 4) {
-                return true;
-            }
-            if (ts.isInJSFile(symbol.valueDeclaration)) {
-                var parent = symbol.valueDeclaration.parent;
-                return parent && ts.isBinaryExpression(parent) &&
-                    ts.getAssignmentDeclarationKind(parent) === 3;
-            }
-        }
-        function checkPropertyAccessibility(node, isSuper, type, prop) {
-            var flags = ts.getDeclarationModifierFlagsFromSymbol(prop);
-            var errorNode = node.kind === 157 ? node.right : node.kind === 195 ? node : node.name;
-            if (isSuper) {
-                if (languageVersion < 2) {
-                    if (symbolHasNonMethodDeclaration(prop)) {
-                        error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword);
-                        return false;
-                    }
-                }
-                if (flags & 128) {
-                    error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(getDeclaringClass(prop)));
-                    return false;
-                }
-            }
-            if ((flags & 128) && ts.isThisProperty(node) && symbolHasNonMethodDeclaration(prop)) {
-                var declaringClassDeclaration = ts.getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop));
-                if (declaringClassDeclaration && isNodeUsedDuringClassInitialization(node)) {
-                    error(errorNode, ts.Diagnostics.Abstract_property_0_in_class_1_cannot_be_accessed_in_the_constructor, symbolToString(prop), ts.getTextOfIdentifierOrLiteral(declaringClassDeclaration.name));
-                    return false;
-                }
-            }
-            if (ts.isPropertyAccessExpression(node) && ts.isPrivateIdentifier(node.name)) {
-                if (!ts.getContainingClass(node)) {
-                    error(errorNode, ts.Diagnostics.Private_identifiers_are_not_allowed_outside_class_bodies);
-                    return false;
-                }
-                return true;
-            }
-            if (!(flags & 24)) {
-                return true;
-            }
-            if (flags & 8) {
-                var declaringClassDeclaration = ts.getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop));
-                if (!isNodeWithinClass(node, declaringClassDeclaration)) {
-                    error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(getDeclaringClass(prop)));
-                    return false;
-                }
-                return true;
-            }
-            if (isSuper) {
-                return true;
-            }
-            var enclosingClass = forEachEnclosingClass(node, function (enclosingDeclaration) {
-                var enclosingClass = getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingDeclaration));
-                return isClassDerivedFromDeclaringClasses(enclosingClass, prop) ? enclosingClass : undefined;
-            });
-            if (!enclosingClass) {
-                var thisParameter = void 0;
-                if (flags & 32 || !(thisParameter = getThisParameterFromNodeContext(node)) || !thisParameter.type) {
-                    error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(getDeclaringClass(prop) || type));
-                    return false;
-                }
-                var thisType = getTypeFromTypeNode(thisParameter.type);
-                enclosingClass = ((thisType.flags & 262144) ? getConstraintOfTypeParameter(thisType) : thisType).target;
-            }
-            if (flags & 32) {
-                return true;
-            }
-            if (type.flags & 262144) {
-                type = type.isThisType ? getConstraintOfTypeParameter(type) : getBaseConstraintOfType(type);
-            }
-            if (!type || !hasBaseType(type, enclosingClass)) {
-                error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1, symbolToString(prop), typeToString(enclosingClass));
-                return false;
-            }
-            return true;
-        }
-        function getThisParameterFromNodeContext(node) {
-            var thisContainer = ts.getThisContainer(node, false);
-            return thisContainer && ts.isFunctionLike(thisContainer) ? ts.getThisParameter(thisContainer) : undefined;
-        }
-        function symbolHasNonMethodDeclaration(symbol) {
-            return !!forEachProperty(symbol, function (prop) { return !(prop.flags & 8192); });
-        }
-        function checkNonNullExpression(node) {
-            return checkNonNullType(checkExpression(node), node);
-        }
-        function isNullableType(type) {
-            return !!((strictNullChecks ? getFalsyFlags(type) : type.flags) & 98304);
-        }
-        function getNonNullableTypeIfNeeded(type) {
-            return isNullableType(type) ? getNonNullableType(type) : type;
-        }
-        function reportObjectPossiblyNullOrUndefinedError(node, flags) {
-            error(node, flags & 32768 ? flags & 65536 ?
-                ts.Diagnostics.Object_is_possibly_null_or_undefined :
-                ts.Diagnostics.Object_is_possibly_undefined :
-                ts.Diagnostics.Object_is_possibly_null);
-        }
-        function reportCannotInvokePossiblyNullOrUndefinedError(node, flags) {
-            error(node, flags & 32768 ? flags & 65536 ?
-                ts.Diagnostics.Cannot_invoke_an_object_which_is_possibly_null_or_undefined :
-                ts.Diagnostics.Cannot_invoke_an_object_which_is_possibly_undefined :
-                ts.Diagnostics.Cannot_invoke_an_object_which_is_possibly_null);
-        }
-        function checkNonNullTypeWithReporter(type, node, reportError) {
-            if (strictNullChecks && type.flags & 2) {
-                error(node, ts.Diagnostics.Object_is_of_type_unknown);
-                return errorType;
-            }
-            var kind = (strictNullChecks ? getFalsyFlags(type) : type.flags) & 98304;
-            if (kind) {
-                reportError(node, kind);
-                var t = getNonNullableType(type);
-                return t.flags & (98304 | 131072) ? errorType : t;
-            }
-            return type;
-        }
-        function checkNonNullType(type, node) {
-            return checkNonNullTypeWithReporter(type, node, reportObjectPossiblyNullOrUndefinedError);
-        }
-        function checkNonNullNonVoidType(type, node) {
-            var nonNullType = checkNonNullType(type, node);
-            if (nonNullType !== errorType && nonNullType.flags & 16384) {
-                error(node, ts.Diagnostics.Object_is_possibly_undefined);
-            }
-            return nonNullType;
-        }
-        function checkPropertyAccessExpression(node) {
-            return node.flags & 32 ? checkPropertyAccessChain(node) :
-                checkPropertyAccessExpressionOrQualifiedName(node, node.expression, checkNonNullExpression(node.expression), node.name);
-        }
-        function checkPropertyAccessChain(node) {
-            var leftType = checkExpression(node.expression);
-            var nonOptionalType = getOptionalExpressionType(leftType, node.expression);
-            return propagateOptionalTypeMarker(checkPropertyAccessExpressionOrQualifiedName(node, node.expression, checkNonNullType(nonOptionalType, node.expression), node.name), node, nonOptionalType !== leftType);
-        }
-        function checkQualifiedName(node) {
-            return checkPropertyAccessExpressionOrQualifiedName(node, node.left, checkNonNullExpression(node.left), node.right);
-        }
-        function isMethodAccessForCall(node) {
-            while (node.parent.kind === 207) {
-                node = node.parent;
-            }
-            return ts.isCallOrNewExpression(node.parent) && node.parent.expression === node;
-        }
-        function lookupSymbolForPrivateIdentifierDeclaration(propName, location) {
-            for (var containingClass = ts.getContainingClass(location); !!containingClass; containingClass = ts.getContainingClass(containingClass)) {
-                var symbol = containingClass.symbol;
-                var name = ts.getSymbolNameForPrivateIdentifier(symbol, propName);
-                var prop = (symbol.members && symbol.members.get(name)) || (symbol.exports && symbol.exports.get(name));
-                if (prop) {
-                    return prop;
-                }
-            }
-        }
-        function getPrivateIdentifierPropertyOfType(leftType, lexicallyScopedIdentifier) {
-            return getPropertyOfType(leftType, lexicallyScopedIdentifier.escapedName);
-        }
-        function checkPrivateIdentifierPropertyAccess(leftType, right, lexicallyScopedIdentifier) {
-            var propertyOnType;
-            var properties = getPropertiesOfType(leftType);
-            if (properties) {
-                ts.forEach(properties, function (symbol) {
-                    var decl = symbol.valueDeclaration;
-                    if (decl && ts.isNamedDeclaration(decl) && ts.isPrivateIdentifier(decl.name) && decl.name.escapedText === right.escapedText) {
-                        propertyOnType = symbol;
-                        return true;
-                    }
-                });
-            }
-            var diagName = diagnosticName(right);
-            if (propertyOnType) {
-                var typeValueDecl = propertyOnType.valueDeclaration;
-                var typeClass_1 = ts.getContainingClass(typeValueDecl);
-                ts.Debug.assert(!!typeClass_1);
-                if (lexicallyScopedIdentifier) {
-                    var lexicalValueDecl = lexicallyScopedIdentifier.valueDeclaration;
-                    var lexicalClass = ts.getContainingClass(lexicalValueDecl);
-                    ts.Debug.assert(!!lexicalClass);
-                    if (ts.findAncestor(lexicalClass, function (n) { return typeClass_1 === n; })) {
-                        var diagnostic = error(right, ts.Diagnostics.The_property_0_cannot_be_accessed_on_type_1_within_this_class_because_it_is_shadowed_by_another_private_identifier_with_the_same_spelling, diagName, typeToString(leftType));
-                        ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(lexicalValueDecl, ts.Diagnostics.The_shadowing_declaration_of_0_is_defined_here, diagName), ts.createDiagnosticForNode(typeValueDecl, ts.Diagnostics.The_declaration_of_0_that_you_probably_intended_to_use_is_defined_here, diagName));
-                        return true;
-                    }
-                }
-                error(right, ts.Diagnostics.Property_0_is_not_accessible_outside_class_1_because_it_has_a_private_identifier, diagName, diagnosticName(typeClass_1.name || anon));
-                return true;
-            }
-            return false;
-        }
-        function isThisPropertyAccessInConstructor(node, prop) {
-            return (isConstructorDeclaredProperty(prop) || ts.isThisProperty(node) && isAutoTypedProperty(prop))
-                && ts.getThisContainer(node, true) === getDeclaringConstructor(prop);
-        }
-        function checkPropertyAccessExpressionOrQualifiedName(node, left, leftType, right) {
-            var parentSymbol = getNodeLinks(left).resolvedSymbol;
-            var assignmentKind = ts.getAssignmentTargetKind(node);
-            var apparentType = getApparentType(assignmentKind !== 0 || isMethodAccessForCall(node) ? getWidenedType(leftType) : leftType);
-            if (ts.isPrivateIdentifier(right)) {
-                checkExternalEmitHelpers(node, 1048576);
-            }
-            var isAnyLike = isTypeAny(apparentType) || apparentType === silentNeverType;
-            var prop;
-            if (ts.isPrivateIdentifier(right)) {
-                var lexicallyScopedSymbol = lookupSymbolForPrivateIdentifierDeclaration(right.escapedText, right);
-                if (isAnyLike) {
-                    if (lexicallyScopedSymbol) {
-                        return apparentType;
-                    }
-                    if (!ts.getContainingClass(right)) {
-                        grammarErrorOnNode(right, ts.Diagnostics.Private_identifiers_are_not_allowed_outside_class_bodies);
-                        return anyType;
-                    }
-                }
-                prop = lexicallyScopedSymbol ? getPrivateIdentifierPropertyOfType(leftType, lexicallyScopedSymbol) : undefined;
-                if (!prop && checkPrivateIdentifierPropertyAccess(leftType, right, lexicallyScopedSymbol)) {
-                    return errorType;
-                }
-            }
-            else {
-                if (isAnyLike) {
-                    if (ts.isIdentifier(left) && parentSymbol) {
-                        markAliasReferenced(parentSymbol, node);
-                    }
-                    return apparentType;
-                }
-                prop = getPropertyOfType(apparentType, right.escapedText);
-            }
-            if (ts.isIdentifier(left) && parentSymbol && !(prop && isConstEnumOrConstEnumOnlyModule(prop))) {
-                markAliasReferenced(parentSymbol, node);
-            }
-            var propType;
-            if (!prop) {
-                var indexInfo = !ts.isPrivateIdentifier(right) && (assignmentKind === 0 || !isGenericObjectType(leftType) || isThisTypeParameter(leftType)) ? getIndexInfoOfType(apparentType, 0) : undefined;
-                if (!(indexInfo && indexInfo.type)) {
-                    if (isJSLiteralType(leftType)) {
-                        return anyType;
-                    }
-                    if (leftType.symbol === globalThisSymbol) {
-                        if (globalThisSymbol.exports.has(right.escapedText) && (globalThisSymbol.exports.get(right.escapedText).flags & 418)) {
-                            error(right, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.unescapeLeadingUnderscores(right.escapedText), typeToString(leftType));
-                        }
-                        else if (noImplicitAny) {
-                            error(right, ts.Diagnostics.Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature, typeToString(leftType));
-                        }
-                        return anyType;
-                    }
-                    if (right.escapedText && !checkAndReportErrorForExtendingInterface(node)) {
-                        reportNonexistentProperty(right, isThisTypeParameter(leftType) ? apparentType : leftType);
-                    }
-                    return errorType;
-                }
-                if (indexInfo.isReadonly && (ts.isAssignmentTarget(node) || ts.isDeleteTarget(node))) {
-                    error(node, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(apparentType));
-                }
-                propType = (compilerOptions.noUncheckedIndexedAccess && !ts.isAssignmentTarget(node)) ? getUnionType([indexInfo.type, undefinedType]) : indexInfo.type;
-            }
-            else {
-                if (getDeclarationNodeFlagsFromSymbol(prop) & 134217728 && isUncalledFunctionReference(node, prop)) {
-                    errorOrSuggestion(false, right, ts.Diagnostics._0_is_deprecated, right.escapedText);
-                }
-                checkPropertyNotUsedBeforeDeclaration(prop, node, right);
-                markPropertyAsReferenced(prop, node, left.kind === 107);
-                getNodeLinks(node).resolvedSymbol = prop;
-                checkPropertyAccessibility(node, left.kind === 105, apparentType, prop);
-                if (isAssignmentToReadonlyEntity(node, prop, assignmentKind)) {
-                    error(right, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_read_only_property, ts.idText(right));
-                    return errorType;
-                }
-                propType = isThisPropertyAccessInConstructor(node, prop) ? autoType : getConstraintForLocation(getTypeOfSymbol(prop), node);
-            }
-            return getFlowTypeOfAccessExpression(node, prop, propType, right);
-        }
-        function getFlowTypeOfAccessExpression(node, prop, propType, errorNode) {
-            var assignmentKind = ts.getAssignmentTargetKind(node);
-            if (!ts.isAccessExpression(node) ||
-                assignmentKind === 1 ||
-                prop && !(prop.flags & (3 | 4 | 98304)) && !(prop.flags & 8192 && propType.flags & 1048576)) {
-                return propType;
-            }
-            if (propType === autoType) {
-                return getFlowTypeOfProperty(node, prop);
-            }
-            var assumeUninitialized = false;
-            if (strictNullChecks && strictPropertyInitialization && node.expression.kind === 107) {
-                var declaration = prop && prop.valueDeclaration;
-                if (declaration && isInstancePropertyWithoutInitializer(declaration)) {
-                    var flowContainer = getControlFlowContainer(node);
-                    if (flowContainer.kind === 166 && flowContainer.parent === declaration.parent && !(declaration.flags & 8388608)) {
-                        assumeUninitialized = true;
-                    }
-                }
-            }
-            else if (strictNullChecks && prop && prop.valueDeclaration &&
-                ts.isPropertyAccessExpression(prop.valueDeclaration) &&
-                ts.getAssignmentDeclarationPropertyAccessKind(prop.valueDeclaration) &&
-                getControlFlowContainer(node) === getControlFlowContainer(prop.valueDeclaration)) {
-                assumeUninitialized = true;
-            }
-            var flowType = getFlowTypeOfReference(node, propType, assumeUninitialized ? getOptionalType(propType) : propType);
-            if (assumeUninitialized && !(getFalsyFlags(propType) & 32768) && getFalsyFlags(flowType) & 32768) {
-                error(errorNode, ts.Diagnostics.Property_0_is_used_before_being_assigned, symbolToString(prop));
-                return propType;
-            }
-            return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType;
-        }
-        function checkPropertyNotUsedBeforeDeclaration(prop, node, right) {
-            var valueDeclaration = prop.valueDeclaration;
-            if (!valueDeclaration || ts.getSourceFileOfNode(node).isDeclarationFile) {
-                return;
-            }
-            var diagnosticMessage;
-            var declarationName = ts.idText(right);
-            if (isInPropertyInitializer(node)
-                && !(ts.isAccessExpression(node) && ts.isAccessExpression(node.expression))
-                && !isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right)
-                && !isPropertyDeclaredInAncestorClass(prop)) {
-                diagnosticMessage = error(right, ts.Diagnostics.Property_0_is_used_before_its_initialization, declarationName);
-            }
-            else if (valueDeclaration.kind === 252 &&
-                node.parent.kind !== 173 &&
-                !(valueDeclaration.flags & 8388608) &&
-                !isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right)) {
-                diagnosticMessage = error(right, ts.Diagnostics.Class_0_used_before_its_declaration, declarationName);
-            }
-            if (diagnosticMessage) {
-                ts.addRelatedInfo(diagnosticMessage, ts.createDiagnosticForNode(valueDeclaration, ts.Diagnostics._0_is_declared_here, declarationName));
-            }
-        }
-        function isInPropertyInitializer(node) {
-            return !!ts.findAncestor(node, function (node) {
-                switch (node.kind) {
-                    case 163:
-                        return true;
-                    case 288:
-                    case 165:
-                    case 167:
-                    case 168:
-                    case 290:
-                    case 158:
-                    case 228:
-                    case 283:
-                    case 280:
-                    case 281:
-                    case 282:
-                    case 275:
-                    case 223:
-                    case 286:
-                        return false;
-                    default:
-                        return ts.isExpressionNode(node) ? false : "quit";
-                }
-            });
-        }
-        function isPropertyDeclaredInAncestorClass(prop) {
-            if (!(prop.parent.flags & 32)) {
-                return false;
-            }
-            var classType = getTypeOfSymbol(prop.parent);
-            while (true) {
-                classType = classType.symbol && getSuperClass(classType);
-                if (!classType) {
-                    return false;
-                }
-                var superProperty = getPropertyOfType(classType, prop.escapedName);
-                if (superProperty && superProperty.valueDeclaration) {
-                    return true;
-                }
-            }
-        }
-        function getSuperClass(classType) {
-            var x = getBaseTypes(classType);
-            if (x.length === 0) {
-                return undefined;
-            }
-            return getIntersectionType(x);
-        }
-        function reportNonexistentProperty(propNode, containingType) {
-            var errorInfo;
-            var relatedInfo;
-            if (!ts.isPrivateIdentifier(propNode) && containingType.flags & 1048576 && !(containingType.flags & 131068)) {
-                for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) {
-                    var subtype = _a[_i];
-                    if (!getPropertyOfType(subtype, propNode.escapedText) && !getIndexInfoOfType(subtype, 0)) {
-                        errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(subtype));
-                        break;
-                    }
-                }
-            }
-            if (typeHasStaticProperty(propNode.escapedText, containingType)) {
-                errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_is_a_static_member_of_type_1, ts.declarationNameToString(propNode), typeToString(containingType));
-            }
-            else {
-                var promisedType = getPromisedTypeOfPromise(containingType);
-                if (promisedType && getPropertyOfType(promisedType, propNode.escapedText)) {
-                    errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(containingType));
-                    relatedInfo = ts.createDiagnosticForNode(propNode, ts.Diagnostics.Did_you_forget_to_use_await);
-                }
-                else {
-                    var missingProperty = ts.declarationNameToString(propNode);
-                    var container = typeToString(containingType);
-                    var libSuggestion = getSuggestedLibForNonExistentProperty(missingProperty, containingType);
-                    if (libSuggestion !== undefined) {
-                        errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_2_or_later, missingProperty, container, libSuggestion);
-                    }
-                    else {
-                        var suggestion = getSuggestedSymbolForNonexistentProperty(propNode, containingType);
-                        if (suggestion !== undefined) {
-                            var suggestedName = ts.symbolName(suggestion);
-                            errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, missingProperty, container, suggestedName);
-                            relatedInfo = suggestion.valueDeclaration && ts.createDiagnosticForNode(suggestion.valueDeclaration, ts.Diagnostics._0_is_declared_here, suggestedName);
-                        }
-                        else {
-                            errorInfo = ts.chainDiagnosticMessages(elaborateNeverIntersection(errorInfo, containingType), ts.Diagnostics.Property_0_does_not_exist_on_type_1, missingProperty, container);
-                        }
-                    }
-                }
-            }
-            var resultDiagnostic = ts.createDiagnosticForNodeFromMessageChain(propNode, errorInfo);
-            if (relatedInfo) {
-                ts.addRelatedInfo(resultDiagnostic, relatedInfo);
-            }
-            diagnostics.add(resultDiagnostic);
-        }
-        function typeHasStaticProperty(propName, containingType) {
-            var prop = containingType.symbol && getPropertyOfType(getTypeOfSymbol(containingType.symbol), propName);
-            return prop !== undefined && prop.valueDeclaration && ts.hasSyntacticModifier(prop.valueDeclaration, 32);
-        }
-        function getSuggestedLibForNonExistentName(name) {
-            var missingName = diagnosticName(name);
-            var allFeatures = ts.getScriptTargetFeatures();
-            var libTargets = ts.getOwnKeys(allFeatures);
-            for (var _i = 0, libTargets_1 = libTargets; _i < libTargets_1.length; _i++) {
-                var libTarget = libTargets_1[_i];
-                var containingTypes = ts.getOwnKeys(allFeatures[libTarget]);
-                if (containingTypes !== undefined && ts.contains(containingTypes, missingName)) {
-                    return libTarget;
-                }
-            }
-        }
-        function getSuggestedLibForNonExistentProperty(missingProperty, containingType) {
-            var container = getApparentType(containingType).symbol;
-            if (!container) {
-                return undefined;
-            }
-            var allFeatures = ts.getScriptTargetFeatures();
-            var libTargets = ts.getOwnKeys(allFeatures);
-            for (var _i = 0, libTargets_2 = libTargets; _i < libTargets_2.length; _i++) {
-                var libTarget = libTargets_2[_i];
-                var featuresOfLib = allFeatures[libTarget];
-                var featuresOfContainingType = featuresOfLib[ts.symbolName(container)];
-                if (featuresOfContainingType !== undefined && ts.contains(featuresOfContainingType, missingProperty)) {
-                    return libTarget;
-                }
-            }
-        }
-        function getSuggestedSymbolForNonexistentProperty(name, containingType) {
-            return getSpellingSuggestionForName(ts.isString(name) ? name : ts.idText(name), getPropertiesOfType(containingType), 111551);
-        }
-        function getSuggestedSymbolForNonexistentJSXAttribute(name, containingType) {
-            var strName = ts.isString(name) ? name : ts.idText(name);
-            var properties = getPropertiesOfType(containingType);
-            var jsxSpecific = strName === "for" ? ts.find(properties, function (x) { return ts.symbolName(x) === "htmlFor"; })
-                : strName === "class" ? ts.find(properties, function (x) { return ts.symbolName(x) === "className"; })
-                    : undefined;
-            return jsxSpecific !== null && jsxSpecific !== void 0 ? jsxSpecific : getSpellingSuggestionForName(strName, properties, 111551);
-        }
-        function getSuggestionForNonexistentProperty(name, containingType) {
-            var suggestion = getSuggestedSymbolForNonexistentProperty(name, containingType);
-            return suggestion && ts.symbolName(suggestion);
-        }
-        function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
-            ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, undefined, outerName, false, false, function (symbols, name, meaning) {
-                ts.Debug.assertEqual(outerName, name, "name should equal outerName");
-                var symbol = getSymbol(symbols, name, meaning);
-                return symbol || getSpellingSuggestionForName(ts.unescapeLeadingUnderscores(name), ts.arrayFrom(symbols.values()), meaning);
-            });
-            return result;
-        }
-        function getSuggestionForNonexistentSymbol(location, outerName, meaning) {
-            var symbolResult = getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning);
-            return symbolResult && ts.symbolName(symbolResult);
-        }
-        function getSuggestedSymbolForNonexistentModule(name, targetModule) {
-            return targetModule.exports && getSpellingSuggestionForName(ts.idText(name), getExportsOfModuleAsArray(targetModule), 2623475);
-        }
-        function getSuggestionForNonexistentExport(name, targetModule) {
-            var suggestion = getSuggestedSymbolForNonexistentModule(name, targetModule);
-            return suggestion && ts.symbolName(suggestion);
-        }
-        function getSuggestionForNonexistentIndexSignature(objectType, expr, keyedType) {
-            function hasProp(name) {
-                var prop = getPropertyOfObjectType(objectType, name);
-                if (prop) {
-                    var s = getSingleCallSignature(getTypeOfSymbol(prop));
-                    return !!s && getMinArgumentCount(s) >= 1 && isTypeAssignableTo(keyedType, getTypeAtPosition(s, 0));
-                }
-                return false;
-            }
-            ;
-            var suggestedMethod = ts.isAssignmentTarget(expr) ? "set" : "get";
-            if (!hasProp(suggestedMethod)) {
-                return undefined;
-            }
-            var suggestion = ts.tryGetPropertyAccessOrIdentifierToString(expr.expression);
-            if (suggestion === undefined) {
-                suggestion = suggestedMethod;
-            }
-            else {
-                suggestion += "." + suggestedMethod;
-            }
-            return suggestion;
-        }
-        function getSpellingSuggestionForName(name, symbols, meaning) {
-            return ts.getSpellingSuggestion(name, symbols, getCandidateName);
-            function getCandidateName(candidate) {
-                var candidateName = ts.symbolName(candidate);
-                if (ts.startsWith(candidateName, "\"")) {
-                    return undefined;
-                }
-                if (candidate.flags & meaning) {
-                    return candidateName;
-                }
-                if (candidate.flags & 2097152) {
-                    var alias = tryResolveAlias(candidate);
-                    if (alias && alias.flags & meaning) {
-                        return candidateName;
-                    }
-                }
-                return undefined;
-            }
-        }
-        function markPropertyAsReferenced(prop, nodeForCheckWriteOnly, isThisAccess) {
-            var valueDeclaration = prop && (prop.flags & 106500) && prop.valueDeclaration;
-            if (!valueDeclaration) {
-                return;
-            }
-            var hasPrivateModifier = ts.hasEffectiveModifier(valueDeclaration, 8);
-            var hasPrivateIdentifier = ts.isNamedDeclaration(prop.valueDeclaration) && ts.isPrivateIdentifier(prop.valueDeclaration.name);
-            if (!hasPrivateModifier && !hasPrivateIdentifier) {
-                return;
-            }
-            if (nodeForCheckWriteOnly && ts.isWriteOnlyAccess(nodeForCheckWriteOnly) && !(prop.flags & 65536)) {
-                return;
-            }
-            if (isThisAccess) {
-                var containingMethod = ts.findAncestor(nodeForCheckWriteOnly, ts.isFunctionLikeDeclaration);
-                if (containingMethod && containingMethod.symbol === prop) {
-                    return;
-                }
-            }
-            (ts.getCheckFlags(prop) & 1 ? getSymbolLinks(prop).target : prop).isReferenced = 67108863;
-        }
-        function isValidPropertyAccess(node, propertyName) {
-            switch (node.kind) {
-                case 201:
-                    return isValidPropertyAccessWithType(node, node.expression.kind === 105, propertyName, getWidenedType(checkExpression(node.expression)));
-                case 157:
-                    return isValidPropertyAccessWithType(node, false, propertyName, getWidenedType(checkExpression(node.left)));
-                case 195:
-                    return isValidPropertyAccessWithType(node, false, propertyName, getTypeFromTypeNode(node));
-            }
-        }
-        function isValidPropertyAccessForCompletions(node, type, property) {
-            return isValidPropertyAccessWithType(node, node.kind === 201 && node.expression.kind === 105, property.escapedName, type);
-        }
-        function isValidPropertyAccessWithType(node, isSuper, propertyName, type) {
-            if (type === errorType || isTypeAny(type)) {
-                return true;
-            }
-            var prop = getPropertyOfType(type, propertyName);
-            if (prop) {
-                if (ts.isPropertyAccessExpression(node) && prop.valueDeclaration && ts.isPrivateIdentifierPropertyDeclaration(prop.valueDeclaration)) {
-                    var declClass_1 = ts.getContainingClass(prop.valueDeclaration);
-                    return !ts.isOptionalChain(node) && !!ts.findAncestor(node, function (parent) { return parent === declClass_1; });
-                }
-                return checkPropertyAccessibility(node, isSuper, type, prop);
-            }
-            return ts.isInJSFile(node) && (type.flags & 1048576) !== 0 && type.types.some(function (elementType) { return isValidPropertyAccessWithType(node, isSuper, propertyName, elementType); });
-        }
-        function getForInVariableSymbol(node) {
-            var initializer = node.initializer;
-            if (initializer.kind === 250) {
-                var variable = initializer.declarations[0];
-                if (variable && !ts.isBindingPattern(variable.name)) {
-                    return getSymbolOfNode(variable);
-                }
-            }
-            else if (initializer.kind === 78) {
-                return getResolvedSymbol(initializer);
-            }
-            return undefined;
-        }
-        function hasNumericPropertyNames(type) {
-            return getIndexTypeOfType(type, 1) && !getIndexTypeOfType(type, 0);
-        }
-        function isForInVariableForNumericPropertyNames(expr) {
-            var e = ts.skipParentheses(expr);
-            if (e.kind === 78) {
-                var symbol = getResolvedSymbol(e);
-                if (symbol.flags & 3) {
-                    var child = expr;
-                    var node = expr.parent;
-                    while (node) {
-                        if (node.kind === 238 &&
-                            child === node.statement &&
-                            getForInVariableSymbol(node) === symbol &&
-                            hasNumericPropertyNames(getTypeOfExpression(node.expression))) {
-                            return true;
-                        }
-                        child = node;
-                        node = node.parent;
-                    }
-                }
-            }
-            return false;
-        }
-        function checkIndexedAccess(node) {
-            return node.flags & 32 ? checkElementAccessChain(node) :
-                checkElementAccessExpression(node, checkNonNullExpression(node.expression));
-        }
-        function checkElementAccessChain(node) {
-            var exprType = checkExpression(node.expression);
-            var nonOptionalType = getOptionalExpressionType(exprType, node.expression);
-            return propagateOptionalTypeMarker(checkElementAccessExpression(node, checkNonNullType(nonOptionalType, node.expression)), node, nonOptionalType !== exprType);
-        }
-        function checkElementAccessExpression(node, exprType) {
-            var objectType = ts.getAssignmentTargetKind(node) !== 0 || isMethodAccessForCall(node) ? getWidenedType(exprType) : exprType;
-            var indexExpression = node.argumentExpression;
-            var indexType = checkExpression(indexExpression);
-            if (objectType === errorType || objectType === silentNeverType) {
-                return objectType;
-            }
-            if (isConstEnumObjectType(objectType) && !ts.isStringLiteralLike(indexExpression)) {
-                error(indexExpression, ts.Diagnostics.A_const_enum_member_can_only_be_accessed_using_a_string_literal);
-                return errorType;
-            }
-            var effectiveIndexType = isForInVariableForNumericPropertyNames(indexExpression) ? numberType : indexType;
-            var accessFlags = ts.isAssignmentTarget(node) ?
-                2 | (isGenericObjectType(objectType) && !isThisTypeParameter(objectType) ? 1 : 0) :
-                0;
-            var indexedAccessType = getIndexedAccessTypeOrUndefined(objectType, effectiveIndexType, undefined, node, accessFlags | 16) || errorType;
-            return checkIndexedAccessIndexType(getFlowTypeOfAccessExpression(node, indexedAccessType.symbol, indexedAccessType, indexExpression), node);
-        }
-        function checkThatExpressionIsProperSymbolReference(expression, expressionType, reportError) {
-            if (expressionType === errorType) {
-                return false;
-            }
-            if (!ts.isWellKnownSymbolSyntactically(expression)) {
-                return false;
-            }
-            if ((expressionType.flags & 12288) === 0) {
-                if (reportError) {
-                    error(expression, ts.Diagnostics.A_computed_property_name_of_the_form_0_must_be_of_type_symbol, ts.getTextOfNode(expression));
-                }
-                return false;
-            }
-            var leftHandSide = expression.expression;
-            var leftHandSideSymbol = getResolvedSymbol(leftHandSide);
-            if (!leftHandSideSymbol) {
-                return false;
-            }
-            var globalESSymbol = getGlobalESSymbolConstructorSymbol(true);
-            if (!globalESSymbol) {
-                return false;
-            }
-            if (leftHandSideSymbol !== globalESSymbol) {
-                if (reportError) {
-                    error(leftHandSide, ts.Diagnostics.Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object);
-                }
-                return false;
-            }
-            return true;
-        }
-        function callLikeExpressionMayHaveTypeArguments(node) {
-            return ts.isCallOrNewExpression(node) || ts.isTaggedTemplateExpression(node) || ts.isJsxOpeningLikeElement(node);
-        }
-        function resolveUntypedCall(node) {
-            if (callLikeExpressionMayHaveTypeArguments(node)) {
-                ts.forEach(node.typeArguments, checkSourceElement);
-            }
-            if (node.kind === 205) {
-                checkExpression(node.template);
-            }
-            else if (ts.isJsxOpeningLikeElement(node)) {
-                checkExpression(node.attributes);
-            }
-            else if (node.kind !== 161) {
-                ts.forEach(node.arguments, function (argument) {
-                    checkExpression(argument);
-                });
-            }
-            return anySignature;
-        }
-        function resolveErrorCall(node) {
-            resolveUntypedCall(node);
-            return unknownSignature;
-        }
-        function reorderCandidates(signatures, result, callChainFlags) {
-            var lastParent;
-            var lastSymbol;
-            var cutoffIndex = 0;
-            var index;
-            var specializedIndex = -1;
-            var spliceIndex;
-            ts.Debug.assert(!result.length);
-            for (var _i = 0, signatures_7 = signatures; _i < signatures_7.length; _i++) {
-                var signature = signatures_7[_i];
-                var symbol = signature.declaration && getSymbolOfNode(signature.declaration);
-                var parent = signature.declaration && signature.declaration.parent;
-                if (!lastSymbol || symbol === lastSymbol) {
-                    if (lastParent && parent === lastParent) {
-                        index = index + 1;
-                    }
-                    else {
-                        lastParent = parent;
-                        index = cutoffIndex;
-                    }
-                }
-                else {
-                    index = cutoffIndex = result.length;
-                    lastParent = parent;
-                }
-                lastSymbol = symbol;
-                if (signatureHasLiteralTypes(signature)) {
-                    specializedIndex++;
-                    spliceIndex = specializedIndex;
-                    cutoffIndex++;
-                }
-                else {
-                    spliceIndex = index;
-                }
-                result.splice(spliceIndex, 0, callChainFlags ? getOptionalCallSignature(signature, callChainFlags) : signature);
-            }
-        }
-        function isSpreadArgument(arg) {
-            return !!arg && (arg.kind === 220 || arg.kind === 227 && arg.isSpread);
-        }
-        function getSpreadArgumentIndex(args) {
-            return ts.findIndex(args, isSpreadArgument);
-        }
-        function acceptsVoid(t) {
-            return !!(t.flags & 16384);
-        }
-        function acceptsVoidUndefinedUnknownOrAny(t) {
-            return !!(t.flags & (16384 | 32768 | 2 | 1));
-        }
-        function hasCorrectArity(node, args, signature, signatureHelpTrailingComma) {
-            if (signatureHelpTrailingComma === void 0) { signatureHelpTrailingComma = false; }
-            var argCount;
-            var callIsIncomplete = false;
-            var effectiveParameterCount = getParameterCount(signature);
-            var effectiveMinimumArguments = getMinArgumentCount(signature);
-            if (node.kind === 205) {
-                argCount = args.length;
-                if (node.template.kind === 218) {
-                    var lastSpan = ts.last(node.template.templateSpans);
-                    callIsIncomplete = ts.nodeIsMissing(lastSpan.literal) || !!lastSpan.literal.isUnterminated;
-                }
-                else {
-                    var templateLiteral = node.template;
-                    ts.Debug.assert(templateLiteral.kind === 14);
-                    callIsIncomplete = !!templateLiteral.isUnterminated;
-                }
-            }
-            else if (node.kind === 161) {
-                argCount = getDecoratorArgumentCount(node, signature);
-            }
-            else if (ts.isJsxOpeningLikeElement(node)) {
-                callIsIncomplete = node.attributes.end === node.end;
-                if (callIsIncomplete) {
-                    return true;
-                }
-                argCount = effectiveMinimumArguments === 0 ? args.length : 1;
-                effectiveParameterCount = args.length === 0 ? effectiveParameterCount : 1;
-                effectiveMinimumArguments = Math.min(effectiveMinimumArguments, 1);
-            }
-            else if (!node.arguments) {
-                ts.Debug.assert(node.kind === 204);
-                return getMinArgumentCount(signature) === 0;
-            }
-            else {
-                argCount = signatureHelpTrailingComma ? args.length + 1 : args.length;
-                callIsIncomplete = node.arguments.end === node.end;
-                var spreadArgIndex = getSpreadArgumentIndex(args);
-                if (spreadArgIndex >= 0) {
-                    return spreadArgIndex >= getMinArgumentCount(signature) && (hasEffectiveRestParameter(signature) || spreadArgIndex < getParameterCount(signature));
-                }
-            }
-            if (!hasEffectiveRestParameter(signature) && argCount > effectiveParameterCount) {
-                return false;
-            }
-            if (callIsIncomplete || argCount >= effectiveMinimumArguments) {
-                return true;
-            }
-            for (var i = argCount; i < effectiveMinimumArguments; i++) {
-                var type = getTypeAtPosition(signature, i);
-                if (filterType(type, ts.isInJSFile(node) && !strictNullChecks ? acceptsVoidUndefinedUnknownOrAny : acceptsVoid).flags & 131072) {
-                    return false;
-                }
-            }
-            return true;
-        }
-        function hasCorrectTypeArgumentArity(signature, typeArguments) {
-            var numTypeParameters = ts.length(signature.typeParameters);
-            var minTypeArgumentCount = getMinTypeArgumentCount(signature.typeParameters);
-            return !ts.some(typeArguments) ||
-                (typeArguments.length >= minTypeArgumentCount && typeArguments.length <= numTypeParameters);
-        }
-        function getSingleCallSignature(type) {
-            return getSingleSignature(type, 0, false);
-        }
-        function getSingleCallOrConstructSignature(type) {
-            return getSingleSignature(type, 0, false) ||
-                getSingleSignature(type, 1, false);
-        }
-        function getSingleSignature(type, kind, allowMembers) {
-            if (type.flags & 524288) {
-                var resolved = resolveStructuredTypeMembers(type);
-                if (allowMembers || resolved.properties.length === 0 && !resolved.stringIndexInfo && !resolved.numberIndexInfo) {
-                    if (kind === 0 && resolved.callSignatures.length === 1 && resolved.constructSignatures.length === 0) {
-                        return resolved.callSignatures[0];
-                    }
-                    if (kind === 1 && resolved.constructSignatures.length === 1 && resolved.callSignatures.length === 0) {
-                        return resolved.constructSignatures[0];
-                    }
-                }
-            }
-            return undefined;
-        }
-        function instantiateSignatureInContextOf(signature, contextualSignature, inferenceContext, compareTypes) {
-            var context = createInferenceContext(signature.typeParameters, signature, 0, compareTypes);
-            var restType = getEffectiveRestType(contextualSignature);
-            var mapper = inferenceContext && (restType && restType.flags & 262144 ? inferenceContext.nonFixingMapper : inferenceContext.mapper);
-            var sourceSignature = mapper ? instantiateSignature(contextualSignature, mapper) : contextualSignature;
-            applyToParameterTypes(sourceSignature, signature, function (source, target) {
-                inferTypes(context.inferences, source, target);
-            });
-            if (!inferenceContext) {
-                applyToReturnTypes(contextualSignature, signature, function (source, target) {
-                    inferTypes(context.inferences, source, target, 64);
-                });
-            }
-            return getSignatureInstantiation(signature, getInferredTypes(context), ts.isInJSFile(contextualSignature.declaration));
-        }
-        function inferJsxTypeArguments(node, signature, checkMode, context) {
-            var paramType = getEffectiveFirstArgumentForJsxSignature(signature, node);
-            var checkAttrType = checkExpressionWithContextualType(node.attributes, paramType, context, checkMode);
-            inferTypes(context.inferences, checkAttrType, paramType);
-            return getInferredTypes(context);
-        }
-        function inferTypeArguments(node, signature, args, checkMode, context) {
-            if (ts.isJsxOpeningLikeElement(node)) {
-                return inferJsxTypeArguments(node, signature, checkMode, context);
-            }
-            if (node.kind !== 161) {
-                var contextualType = getContextualType(node, ts.every(signature.typeParameters, function (p) { return !!getDefaultFromTypeParameter(p); }) ? 8 : 0);
-                if (contextualType) {
-                    var outerContext = getInferenceContext(node);
-                    var outerMapper = getMapperFromContext(cloneInferenceContext(outerContext, 1));
-                    var instantiatedType = instantiateType(contextualType, outerMapper);
-                    var contextualSignature = getSingleCallSignature(instantiatedType);
-                    var inferenceSourceType = contextualSignature && contextualSignature.typeParameters ?
-                        getOrCreateTypeFromSignature(getSignatureInstantiationWithoutFillingInTypeArguments(contextualSignature, contextualSignature.typeParameters)) :
-                        instantiatedType;
-                    var inferenceTargetType = getReturnTypeOfSignature(signature);
-                    inferTypes(context.inferences, inferenceSourceType, inferenceTargetType, 64);
-                    var returnContext = createInferenceContext(signature.typeParameters, signature, context.flags);
-                    var returnSourceType = instantiateType(contextualType, outerContext && outerContext.returnMapper);
-                    inferTypes(returnContext.inferences, returnSourceType, inferenceTargetType);
-                    context.returnMapper = ts.some(returnContext.inferences, hasInferenceCandidates) ? getMapperFromContext(cloneInferredPartOfContext(returnContext)) : undefined;
-                }
-            }
-            var restType = getNonArrayRestType(signature);
-            var argCount = restType ? Math.min(getParameterCount(signature) - 1, args.length) : args.length;
-            if (restType && restType.flags & 262144) {
-                var info = ts.find(context.inferences, function (info) { return info.typeParameter === restType; });
-                if (info) {
-                    info.impliedArity = ts.findIndex(args, isSpreadArgument, argCount) < 0 ? args.length - argCount : undefined;
-                }
-            }
-            var thisType = getThisTypeOfSignature(signature);
-            if (thisType) {
-                var thisArgumentNode = getThisArgumentOfCall(node);
-                var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType;
-                inferTypes(context.inferences, thisArgumentType, thisType);
-            }
-            for (var i = 0; i < argCount; i++) {
-                var arg = args[i];
-                if (arg.kind !== 222) {
-                    var paramType = getTypeAtPosition(signature, i);
-                    var argType = checkExpressionWithContextualType(arg, paramType, context, checkMode);
-                    inferTypes(context.inferences, argType, paramType);
-                }
-            }
-            if (restType) {
-                var spreadType = getSpreadArgumentType(args, argCount, args.length, restType, context, checkMode);
-                inferTypes(context.inferences, spreadType, restType);
-            }
-            return getInferredTypes(context);
-        }
-        function getMutableArrayOrTupleType(type) {
-            return type.flags & 1048576 ? mapType(type, getMutableArrayOrTupleType) :
-                type.flags & 1 || isMutableArrayOrTuple(getBaseConstraintOfType(type) || type) ? type :
-                    isTupleType(type) ? createTupleType(getTypeArguments(type), type.target.elementFlags, false, type.target.labeledElementDeclarations) :
-                        createTupleType([type], [8]);
-        }
-        function getSpreadArgumentType(args, index, argCount, restType, context, checkMode) {
-            if (index >= argCount - 1) {
-                var arg = args[argCount - 1];
-                if (isSpreadArgument(arg)) {
-                    return getMutableArrayOrTupleType(arg.kind === 227 ? arg.type :
-                        checkExpressionWithContextualType(arg.expression, restType, context, checkMode));
-                }
-            }
-            var types = [];
-            var flags = [];
-            var names = [];
-            for (var i = index; i < argCount; i++) {
-                var arg = args[i];
-                if (isSpreadArgument(arg)) {
-                    var spreadType = arg.kind === 227 ? arg.type : checkExpression(arg.expression);
-                    if (isArrayLikeType(spreadType)) {
-                        types.push(spreadType);
-                        flags.push(8);
-                    }
-                    else {
-                        types.push(checkIteratedTypeOrElementType(33, spreadType, undefinedType, arg.kind === 220 ? arg.expression : arg));
-                        flags.push(4);
-                    }
-                }
-                else {
-                    var contextualType = getIndexedAccessType(restType, getLiteralType(i - index));
-                    var argType = checkExpressionWithContextualType(arg, contextualType, context, checkMode);
-                    var hasPrimitiveContextualType = maybeTypeOfKind(contextualType, 131068 | 4194304 | 134217728 | 268435456);
-                    types.push(hasPrimitiveContextualType ? getRegularTypeOfLiteralType(argType) : getWidenedLiteralType(argType));
-                    flags.push(1);
-                }
-                if (arg.kind === 227 && arg.tupleNameSource) {
-                    names.push(arg.tupleNameSource);
-                }
-            }
-            return createTupleType(types, flags, false, ts.length(names) === ts.length(types) ? names : undefined);
-        }
-        function checkTypeArguments(signature, typeArgumentNodes, reportErrors, headMessage) {
-            var isJavascript = ts.isInJSFile(signature.declaration);
-            var typeParameters = signature.typeParameters;
-            var typeArgumentTypes = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, getMinTypeArgumentCount(typeParameters), isJavascript);
-            var mapper;
-            for (var i = 0; i < typeArgumentNodes.length; i++) {
-                ts.Debug.assert(typeParameters[i] !== undefined, "Should not call checkTypeArguments with too many type arguments");
-                var constraint = getConstraintOfTypeParameter(typeParameters[i]);
-                if (constraint) {
-                    var errorInfo = reportErrors && headMessage ? (function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); }) : undefined;
-                    var typeArgumentHeadMessage = headMessage || ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1;
-                    if (!mapper) {
-                        mapper = createTypeMapper(typeParameters, typeArgumentTypes);
-                    }
-                    var typeArgument = typeArgumentTypes[i];
-                    if (!checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), reportErrors ? typeArgumentNodes[i] : undefined, typeArgumentHeadMessage, errorInfo)) {
-                        return undefined;
-                    }
-                }
-            }
-            return typeArgumentTypes;
-        }
-        function getJsxReferenceKind(node) {
-            if (isJsxIntrinsicIdentifier(node.tagName)) {
-                return 2;
-            }
-            var tagType = getApparentType(checkExpression(node.tagName));
-            if (ts.length(getSignaturesOfType(tagType, 1))) {
-                return 0;
-            }
-            if (ts.length(getSignaturesOfType(tagType, 0))) {
-                return 1;
-            }
-            return 2;
-        }
-        function checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation, checkMode, reportErrors, containingMessageChain, errorOutputContainer) {
-            var paramType = getEffectiveFirstArgumentForJsxSignature(signature, node);
-            var attributesType = checkExpressionWithContextualType(node.attributes, paramType, undefined, checkMode);
-            return checkTagNameDoesNotExpectTooManyArguments() && checkTypeRelatedToAndOptionallyElaborate(attributesType, paramType, relation, reportErrors ? node.tagName : undefined, node.attributes, undefined, containingMessageChain, errorOutputContainer);
-            function checkTagNameDoesNotExpectTooManyArguments() {
-                var _a;
-                var tagType = ts.isJsxOpeningElement(node) || ts.isJsxSelfClosingElement(node) && !isJsxIntrinsicIdentifier(node.tagName) ? checkExpression(node.tagName) : undefined;
-                if (!tagType) {
-                    return true;
-                }
-                var tagCallSignatures = getSignaturesOfType(tagType, 0);
-                if (!ts.length(tagCallSignatures)) {
-                    return true;
-                }
-                var factory = getJsxFactoryEntity(node);
-                if (!factory) {
-                    return true;
-                }
-                var factorySymbol = resolveEntityName(factory, 111551, true, false, node);
-                if (!factorySymbol) {
-                    return true;
-                }
-                var factoryType = getTypeOfSymbol(factorySymbol);
-                var callSignatures = getSignaturesOfType(factoryType, 0);
-                if (!ts.length(callSignatures)) {
-                    return true;
-                }
-                var hasFirstParamSignatures = false;
-                var maxParamCount = 0;
-                for (var _i = 0, callSignatures_1 = callSignatures; _i < callSignatures_1.length; _i++) {
-                    var sig = callSignatures_1[_i];
-                    var firstparam = getTypeAtPosition(sig, 0);
-                    var signaturesOfParam = getSignaturesOfType(firstparam, 0);
-                    if (!ts.length(signaturesOfParam))
-                        continue;
-                    for (var _b = 0, signaturesOfParam_1 = signaturesOfParam; _b < signaturesOfParam_1.length; _b++) {
-                        var paramSig = signaturesOfParam_1[_b];
-                        hasFirstParamSignatures = true;
-                        if (hasEffectiveRestParameter(paramSig)) {
-                            return true;
-                        }
-                        var paramCount = getParameterCount(paramSig);
-                        if (paramCount > maxParamCount) {
-                            maxParamCount = paramCount;
-                        }
-                    }
-                }
-                if (!hasFirstParamSignatures) {
-                    return true;
-                }
-                var absoluteMinArgCount = Infinity;
-                for (var _c = 0, tagCallSignatures_1 = tagCallSignatures; _c < tagCallSignatures_1.length; _c++) {
-                    var tagSig = tagCallSignatures_1[_c];
-                    var tagRequiredArgCount = getMinArgumentCount(tagSig);
-                    if (tagRequiredArgCount < absoluteMinArgCount) {
-                        absoluteMinArgCount = tagRequiredArgCount;
-                    }
-                }
-                if (absoluteMinArgCount <= maxParamCount) {
-                    return true;
-                }
-                if (reportErrors) {
-                    var diag = ts.createDiagnosticForNode(node.tagName, ts.Diagnostics.Tag_0_expects_at_least_1_arguments_but_the_JSX_factory_2_provides_at_most_3, ts.entityNameToString(node.tagName), absoluteMinArgCount, ts.entityNameToString(factory), maxParamCount);
-                    var tagNameDeclaration = (_a = getSymbolAtLocation(node.tagName)) === null || _a === void 0 ? void 0 : _a.valueDeclaration;
-                    if (tagNameDeclaration) {
-                        ts.addRelatedInfo(diag, ts.createDiagnosticForNode(tagNameDeclaration, ts.Diagnostics._0_is_declared_here, ts.entityNameToString(node.tagName)));
-                    }
-                    if (errorOutputContainer && errorOutputContainer.skipLogging) {
-                        (errorOutputContainer.errors || (errorOutputContainer.errors = [])).push(diag);
-                    }
-                    if (!errorOutputContainer.skipLogging) {
-                        diagnostics.add(diag);
-                    }
-                }
-                return false;
-            }
-        }
-        function getSignatureApplicabilityError(node, args, signature, relation, checkMode, reportErrors, containingMessageChain) {
-            var errorOutputContainer = { errors: undefined, skipLogging: true };
-            if (ts.isJsxOpeningLikeElement(node)) {
-                if (!checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation, checkMode, reportErrors, containingMessageChain, errorOutputContainer)) {
-                    ts.Debug.assert(!reportErrors || !!errorOutputContainer.errors, "jsx should have errors when reporting errors");
-                    return errorOutputContainer.errors || ts.emptyArray;
-                }
-                return undefined;
-            }
-            var thisType = getThisTypeOfSignature(signature);
-            if (thisType && thisType !== voidType && node.kind !== 204) {
-                var thisArgumentNode = getThisArgumentOfCall(node);
-                var thisArgumentType = void 0;
-                if (thisArgumentNode) {
-                    thisArgumentType = checkExpression(thisArgumentNode);
-                    if (ts.isOptionalChainRoot(thisArgumentNode.parent)) {
-                        thisArgumentType = getNonNullableType(thisArgumentType);
-                    }
-                    else if (ts.isOptionalChain(thisArgumentNode.parent)) {
-                        thisArgumentType = removeOptionalTypeMarker(thisArgumentType);
-                    }
-                }
-                else {
-                    thisArgumentType = voidType;
-                }
-                var errorNode = reportErrors ? (thisArgumentNode || node) : undefined;
-                var headMessage_1 = ts.Diagnostics.The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1;
-                if (!checkTypeRelatedTo(thisArgumentType, thisType, relation, errorNode, headMessage_1, containingMessageChain, errorOutputContainer)) {
-                    ts.Debug.assert(!reportErrors || !!errorOutputContainer.errors, "this parameter should have errors when reporting errors");
-                    return errorOutputContainer.errors || ts.emptyArray;
-                }
-            }
-            var headMessage = ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1;
-            var restType = getNonArrayRestType(signature);
-            var argCount = restType ? Math.min(getParameterCount(signature) - 1, args.length) : args.length;
-            for (var i = 0; i < argCount; i++) {
-                var arg = args[i];
-                if (arg.kind !== 222) {
-                    var paramType = getTypeAtPosition(signature, i);
-                    var argType = checkExpressionWithContextualType(arg, paramType, undefined, checkMode);
-                    var checkArgType = checkMode & 4 ? getRegularTypeOfObjectLiteral(argType) : argType;
-                    if (!checkTypeRelatedToAndOptionallyElaborate(checkArgType, paramType, relation, reportErrors ? arg : undefined, arg, headMessage, containingMessageChain, errorOutputContainer)) {
-                        ts.Debug.assert(!reportErrors || !!errorOutputContainer.errors, "parameter should have errors when reporting errors");
-                        maybeAddMissingAwaitInfo(arg, checkArgType, paramType);
-                        return errorOutputContainer.errors || ts.emptyArray;
-                    }
-                }
-            }
-            if (restType) {
-                var spreadType = getSpreadArgumentType(args, argCount, args.length, restType, undefined, checkMode);
-                var errorNode = reportErrors ? argCount < args.length ? args[argCount] : node : undefined;
-                if (!checkTypeRelatedTo(spreadType, restType, relation, errorNode, headMessage, undefined, errorOutputContainer)) {
-                    ts.Debug.assert(!reportErrors || !!errorOutputContainer.errors, "rest parameter should have errors when reporting errors");
-                    maybeAddMissingAwaitInfo(errorNode, spreadType, restType);
-                    return errorOutputContainer.errors || ts.emptyArray;
-                }
-            }
-            return undefined;
-            function maybeAddMissingAwaitInfo(errorNode, source, target) {
-                if (errorNode && reportErrors && errorOutputContainer.errors && errorOutputContainer.errors.length) {
-                    if (getAwaitedTypeOfPromise(target)) {
-                        return;
-                    }
-                    var awaitedTypeOfSource = getAwaitedTypeOfPromise(source);
-                    if (awaitedTypeOfSource && isTypeRelatedTo(awaitedTypeOfSource, target, relation)) {
-                        ts.addRelatedInfo(errorOutputContainer.errors[0], ts.createDiagnosticForNode(errorNode, ts.Diagnostics.Did_you_forget_to_use_await));
-                    }
-                }
-            }
-        }
-        function getThisArgumentOfCall(node) {
-            if (node.kind === 203) {
-                var callee = ts.skipOuterExpressions(node.expression);
-                if (ts.isAccessExpression(callee)) {
-                    return callee.expression;
-                }
-            }
-        }
-        function createSyntheticExpression(parent, type, isSpread, tupleNameSource) {
-            var result = ts.parseNodeFactory.createSyntheticExpression(type, isSpread, tupleNameSource);
-            ts.setTextRange(result, parent);
-            ts.setParent(result, parent);
-            return result;
-        }
-        function getEffectiveCallArguments(node) {
-            if (node.kind === 205) {
-                var template = node.template;
-                var args_3 = [createSyntheticExpression(template, getGlobalTemplateStringsArrayType())];
-                if (template.kind === 218) {
-                    ts.forEach(template.templateSpans, function (span) {
-                        args_3.push(span.expression);
-                    });
-                }
-                return args_3;
-            }
-            if (node.kind === 161) {
-                return getEffectiveDecoratorArguments(node);
-            }
-            if (ts.isJsxOpeningLikeElement(node)) {
-                return node.attributes.properties.length > 0 || (ts.isJsxOpeningElement(node) && node.parent.children.length > 0) ? [node.attributes] : ts.emptyArray;
-            }
-            var args = node.arguments || ts.emptyArray;
-            var spreadIndex = getSpreadArgumentIndex(args);
-            if (spreadIndex >= 0) {
-                var effectiveArgs_1 = args.slice(0, spreadIndex);
-                var _loop_20 = function (i) {
-                    var arg = args[i];
-                    var spreadType = arg.kind === 220 && (flowLoopCount ? checkExpression(arg.expression) : checkExpressionCached(arg.expression));
-                    if (spreadType && isTupleType(spreadType)) {
-                        ts.forEach(getTypeArguments(spreadType), function (t, i) {
-                            var _a;
-                            var flags = spreadType.target.elementFlags[i];
-                            var syntheticArg = createSyntheticExpression(arg, flags & 4 ? createArrayType(t) : t, !!(flags & 12), (_a = spreadType.target.labeledElementDeclarations) === null || _a === void 0 ? void 0 : _a[i]);
-                            effectiveArgs_1.push(syntheticArg);
-                        });
-                    }
-                    else {
-                        effectiveArgs_1.push(arg);
-                    }
-                };
-                for (var i = spreadIndex; i < args.length; i++) {
-                    _loop_20(i);
-                }
-                return effectiveArgs_1;
-            }
-            return args;
-        }
-        function getEffectiveDecoratorArguments(node) {
-            var parent = node.parent;
-            var expr = node.expression;
-            switch (parent.kind) {
-                case 252:
-                case 221:
-                    return [
-                        createSyntheticExpression(expr, getTypeOfSymbol(getSymbolOfNode(parent)))
-                    ];
-                case 160:
-                    var func = parent.parent;
-                    return [
-                        createSyntheticExpression(expr, parent.parent.kind === 166 ? getTypeOfSymbol(getSymbolOfNode(func)) : errorType),
-                        createSyntheticExpression(expr, anyType),
-                        createSyntheticExpression(expr, numberType)
-                    ];
-                case 163:
-                case 165:
-                case 167:
-                case 168:
-                    var hasPropDesc = parent.kind !== 163 && languageVersion !== 0;
-                    return [
-                        createSyntheticExpression(expr, getParentTypeOfClassElement(parent)),
-                        createSyntheticExpression(expr, getClassElementPropertyKeyType(parent)),
-                        createSyntheticExpression(expr, hasPropDesc ? createTypedPropertyDescriptorType(getTypeOfNode(parent)) : anyType)
-                    ];
-            }
-            return ts.Debug.fail();
-        }
-        function getDecoratorArgumentCount(node, signature) {
-            switch (node.parent.kind) {
-                case 252:
-                case 221:
-                    return 1;
-                case 163:
-                    return 2;
-                case 165:
-                case 167:
-                case 168:
-                    return languageVersion === 0 || signature.parameters.length <= 2 ? 2 : 3;
-                case 160:
-                    return 3;
-                default:
-                    return ts.Debug.fail();
-            }
-        }
-        function getDiagnosticSpanForCallNode(node, doNotIncludeArguments) {
-            var start;
-            var length;
-            var sourceFile = ts.getSourceFileOfNode(node);
-            if (ts.isPropertyAccessExpression(node.expression)) {
-                var nameSpan = ts.getErrorSpanForNode(sourceFile, node.expression.name);
-                start = nameSpan.start;
-                length = doNotIncludeArguments ? nameSpan.length : node.end - start;
-            }
-            else {
-                var expressionSpan = ts.getErrorSpanForNode(sourceFile, node.expression);
-                start = expressionSpan.start;
-                length = doNotIncludeArguments ? expressionSpan.length : node.end - start;
-            }
-            return { start: start, length: length, sourceFile: sourceFile };
-        }
-        function getDiagnosticForCallNode(node, message, arg0, arg1, arg2, arg3) {
-            if (ts.isCallExpression(node)) {
-                var _a = getDiagnosticSpanForCallNode(node), sourceFile = _a.sourceFile, start = _a.start, length_5 = _a.length;
-                return ts.createFileDiagnostic(sourceFile, start, length_5, message, arg0, arg1, arg2, arg3);
-            }
-            else {
-                return ts.createDiagnosticForNode(node, message, arg0, arg1, arg2, arg3);
-            }
-        }
-        function isPromiseResolveArityError(node) {
-            if (!ts.isCallExpression(node) || !ts.isIdentifier(node.expression))
-                return false;
-            var symbol = resolveName(node.expression, node.expression.escapedText, 111551, undefined, undefined, false);
-            var decl = symbol === null || symbol === void 0 ? void 0 : symbol.valueDeclaration;
-            if (!decl || !ts.isParameter(decl) || !isFunctionExpressionOrArrowFunction(decl.parent) || !ts.isNewExpression(decl.parent.parent) || !ts.isIdentifier(decl.parent.parent.expression)) {
-                return false;
-            }
-            var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(false);
-            if (!globalPromiseSymbol)
-                return false;
-            var constructorSymbol = getSymbolAtLocation(decl.parent.parent.expression, true);
-            return constructorSymbol === globalPromiseSymbol;
-        }
-        function getArgumentArityError(node, signatures, args) {
-            var min = Number.POSITIVE_INFINITY;
-            var max = Number.NEGATIVE_INFINITY;
-            var belowArgCount = Number.NEGATIVE_INFINITY;
-            var aboveArgCount = Number.POSITIVE_INFINITY;
-            var argCount = args.length;
-            var closestSignature;
-            for (var _i = 0, signatures_8 = signatures; _i < signatures_8.length; _i++) {
-                var sig = signatures_8[_i];
-                var minCount = getMinArgumentCount(sig);
-                var maxCount = getParameterCount(sig);
-                if (minCount < argCount && minCount > belowArgCount)
-                    belowArgCount = minCount;
-                if (argCount < maxCount && maxCount < aboveArgCount)
-                    aboveArgCount = maxCount;
-                if (minCount < min) {
-                    min = minCount;
-                    closestSignature = sig;
-                }
-                max = Math.max(max, maxCount);
-            }
-            var hasRestParameter = ts.some(signatures, hasEffectiveRestParameter);
-            var paramRange = hasRestParameter ? min :
-                min < max ? min + "-" + max :
-                    min;
-            var hasSpreadArgument = getSpreadArgumentIndex(args) > -1;
-            if (argCount <= max && hasSpreadArgument) {
-                argCount--;
-            }
-            var spanArray;
-            var related;
-            var error = hasRestParameter || hasSpreadArgument ?
-                hasRestParameter && hasSpreadArgument ?
-                    ts.Diagnostics.Expected_at_least_0_arguments_but_got_1_or_more :
-                    hasRestParameter ?
-                        ts.Diagnostics.Expected_at_least_0_arguments_but_got_1 :
-                        ts.Diagnostics.Expected_0_arguments_but_got_1_or_more :
-                paramRange === 1 && argCount === 0 && isPromiseResolveArityError(node) ?
-                    ts.Diagnostics.Expected_0_arguments_but_got_1_Did_you_forget_to_include_void_in_your_type_argument_to_Promise :
-                    ts.Diagnostics.Expected_0_arguments_but_got_1;
-            if (closestSignature && getMinArgumentCount(closestSignature) > argCount && closestSignature.declaration) {
-                var paramDecl = closestSignature.declaration.parameters[closestSignature.thisParameter ? argCount + 1 : argCount];
-                if (paramDecl) {
-                    related = ts.createDiagnosticForNode(paramDecl, ts.isBindingPattern(paramDecl.name) ? ts.Diagnostics.An_argument_matching_this_binding_pattern_was_not_provided :
-                        ts.isRestParameter(paramDecl) ? ts.Diagnostics.Arguments_for_the_rest_parameter_0_were_not_provided : ts.Diagnostics.An_argument_for_0_was_not_provided, !paramDecl.name ? argCount : !ts.isBindingPattern(paramDecl.name) ? ts.idText(ts.getFirstIdentifier(paramDecl.name)) : undefined);
-                }
-            }
-            if (min < argCount && argCount < max) {
-                return getDiagnosticForCallNode(node, ts.Diagnostics.No_overload_expects_0_arguments_but_overloads_do_exist_that_expect_either_1_or_2_arguments, argCount, belowArgCount, aboveArgCount);
-            }
-            if (!hasSpreadArgument && argCount < min) {
-                var diagnostic_1 = getDiagnosticForCallNode(node, error, paramRange, argCount);
-                return related ? ts.addRelatedInfo(diagnostic_1, related) : diagnostic_1;
-            }
-            if (hasRestParameter || hasSpreadArgument) {
-                spanArray = ts.factory.createNodeArray(args);
-                if (hasSpreadArgument && argCount) {
-                    var nextArg = ts.elementAt(args, getSpreadArgumentIndex(args) + 1) || undefined;
-                    spanArray = ts.factory.createNodeArray(args.slice(max > argCount && nextArg ? args.indexOf(nextArg) : Math.min(max, args.length - 1)));
-                }
-            }
-            else {
-                spanArray = ts.factory.createNodeArray(args.slice(max));
-            }
-            var pos = ts.first(spanArray).pos;
-            var end = ts.last(spanArray).end;
-            if (end === pos) {
-                end++;
-            }
-            ts.setTextRangePosEnd(spanArray, pos, end);
-            var diagnostic = ts.createDiagnosticForNodeArray(ts.getSourceFileOfNode(node), spanArray, error, paramRange, argCount);
-            return related ? ts.addRelatedInfo(diagnostic, related) : diagnostic;
-        }
-        function getTypeArgumentArityError(node, signatures, typeArguments) {
-            var argCount = typeArguments.length;
-            if (signatures.length === 1) {
-                var sig = signatures[0];
-                var min_1 = getMinTypeArgumentCount(sig.typeParameters);
-                var max = ts.length(sig.typeParameters);
-                return ts.createDiagnosticForNodeArray(ts.getSourceFileOfNode(node), typeArguments, ts.Diagnostics.Expected_0_type_arguments_but_got_1, min_1 < max ? min_1 + "-" + max : min_1, argCount);
-            }
-            var belowArgCount = -Infinity;
-            var aboveArgCount = Infinity;
-            for (var _i = 0, signatures_9 = signatures; _i < signatures_9.length; _i++) {
-                var sig = signatures_9[_i];
-                var min_2 = getMinTypeArgumentCount(sig.typeParameters);
-                var max = ts.length(sig.typeParameters);
-                if (min_2 > argCount) {
-                    aboveArgCount = Math.min(aboveArgCount, min_2);
-                }
-                else if (max < argCount) {
-                    belowArgCount = Math.max(belowArgCount, max);
-                }
-            }
-            if (belowArgCount !== -Infinity && aboveArgCount !== Infinity) {
-                return ts.createDiagnosticForNodeArray(ts.getSourceFileOfNode(node), typeArguments, ts.Diagnostics.No_overload_expects_0_type_arguments_but_overloads_do_exist_that_expect_either_1_or_2_type_arguments, argCount, belowArgCount, aboveArgCount);
-            }
-            return ts.createDiagnosticForNodeArray(ts.getSourceFileOfNode(node), typeArguments, ts.Diagnostics.Expected_0_type_arguments_but_got_1, belowArgCount === -Infinity ? aboveArgCount : belowArgCount, argCount);
-        }
-        function resolveCall(node, signatures, candidatesOutArray, checkMode, callChainFlags, fallbackError) {
-            var isTaggedTemplate = node.kind === 205;
-            var isDecorator = node.kind === 161;
-            var isJsxOpeningOrSelfClosingElement = ts.isJsxOpeningLikeElement(node);
-            var reportErrors = !candidatesOutArray && produceDiagnostics;
-            var typeArguments;
-            if (!isDecorator) {
-                typeArguments = node.typeArguments;
-                if (isTaggedTemplate || isJsxOpeningOrSelfClosingElement || node.expression.kind !== 105) {
-                    ts.forEach(typeArguments, checkSourceElement);
-                }
-            }
-            var candidates = candidatesOutArray || [];
-            reorderCandidates(signatures, candidates, callChainFlags);
-            if (!candidates.length) {
-                if (reportErrors) {
-                    diagnostics.add(getDiagnosticForCallNode(node, ts.Diagnostics.Call_target_does_not_contain_any_signatures));
-                }
-                return resolveErrorCall(node);
-            }
-            var args = getEffectiveCallArguments(node);
-            var isSingleNonGenericCandidate = candidates.length === 1 && !candidates[0].typeParameters;
-            var argCheckMode = !isDecorator && !isSingleNonGenericCandidate && ts.some(args, isContextSensitive) ? 4 : 0;
-            var candidatesForArgumentError;
-            var candidateForArgumentArityError;
-            var candidateForTypeArgumentError;
-            var result;
-            var signatureHelpTrailingComma = !!(checkMode & 16) && node.kind === 203 && node.arguments.hasTrailingComma;
-            if (candidates.length > 1) {
-                result = chooseOverload(candidates, subtypeRelation, isSingleNonGenericCandidate, signatureHelpTrailingComma);
-            }
-            if (!result) {
-                result = chooseOverload(candidates, assignableRelation, isSingleNonGenericCandidate, signatureHelpTrailingComma);
-            }
-            if (result) {
-                return result;
-            }
-            if (reportErrors) {
-                if (candidatesForArgumentError) {
-                    if (candidatesForArgumentError.length === 1 || candidatesForArgumentError.length > 3) {
-                        var last_2 = candidatesForArgumentError[candidatesForArgumentError.length - 1];
-                        var chain_1;
-                        if (candidatesForArgumentError.length > 3) {
-                            chain_1 = ts.chainDiagnosticMessages(chain_1, ts.Diagnostics.The_last_overload_gave_the_following_error);
-                            chain_1 = ts.chainDiagnosticMessages(chain_1, ts.Diagnostics.No_overload_matches_this_call);
-                        }
-                        var diags = getSignatureApplicabilityError(node, args, last_2, assignableRelation, 0, true, function () { return chain_1; });
-                        if (diags) {
-                            for (var _i = 0, diags_1 = diags; _i < diags_1.length; _i++) {
-                                var d = diags_1[_i];
-                                if (last_2.declaration && candidatesForArgumentError.length > 3) {
-                                    ts.addRelatedInfo(d, ts.createDiagnosticForNode(last_2.declaration, ts.Diagnostics.The_last_overload_is_declared_here));
-                                }
-                                addImplementationSuccessElaboration(last_2, d);
-                                diagnostics.add(d);
-                            }
-                        }
-                        else {
-                            ts.Debug.fail("No error for last overload signature");
-                        }
-                    }
-                    else {
-                        var allDiagnostics = [];
-                        var max = 0;
-                        var min_3 = Number.MAX_VALUE;
-                        var minIndex = 0;
-                        var i_1 = 0;
-                        var _loop_21 = function (c) {
-                            var chain_2 = function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Overload_0_of_1_2_gave_the_following_error, i_1 + 1, candidates.length, signatureToString(c)); };
-                            var diags_2 = getSignatureApplicabilityError(node, args, c, assignableRelation, 0, true, chain_2);
-                            if (diags_2) {
-                                if (diags_2.length <= min_3) {
-                                    min_3 = diags_2.length;
-                                    minIndex = i_1;
-                                }
-                                max = Math.max(max, diags_2.length);
-                                allDiagnostics.push(diags_2);
-                            }
-                            else {
-                                ts.Debug.fail("No error for 3 or fewer overload signatures");
-                            }
-                            i_1++;
-                        };
-                        for (var _a = 0, candidatesForArgumentError_1 = candidatesForArgumentError; _a < candidatesForArgumentError_1.length; _a++) {
-                            var c = candidatesForArgumentError_1[_a];
-                            _loop_21(c);
-                        }
-                        var diags_3 = max > 1 ? allDiagnostics[minIndex] : ts.flatten(allDiagnostics);
-                        ts.Debug.assert(diags_3.length > 0, "No errors reported for 3 or fewer overload signatures");
-                        var chain = ts.chainDiagnosticMessages(ts.map(diags_3, function (d) { return typeof d.messageText === "string" ? d : d.messageText; }), ts.Diagnostics.No_overload_matches_this_call);
-                        var related = __spreadArrays(ts.flatMap(diags_3, function (d) { return d.relatedInformation; }));
-                        var diag = void 0;
-                        if (ts.every(diags_3, function (d) { return d.start === diags_3[0].start && d.length === diags_3[0].length && d.file === diags_3[0].file; })) {
-                            var _b = diags_3[0], file = _b.file, start = _b.start, length_6 = _b.length;
-                            diag = { file: file, start: start, length: length_6, code: chain.code, category: chain.category, messageText: chain, relatedInformation: related };
-                        }
-                        else {
-                            diag = ts.createDiagnosticForNodeFromMessageChain(node, chain, related);
-                        }
-                        addImplementationSuccessElaboration(candidatesForArgumentError[0], diag);
-                        diagnostics.add(diag);
-                    }
-                }
-                else if (candidateForArgumentArityError) {
-                    diagnostics.add(getArgumentArityError(node, [candidateForArgumentArityError], args));
-                }
-                else if (candidateForTypeArgumentError) {
-                    checkTypeArguments(candidateForTypeArgumentError, node.typeArguments, true, fallbackError);
-                }
-                else {
-                    var signaturesWithCorrectTypeArgumentArity = ts.filter(signatures, function (s) { return hasCorrectTypeArgumentArity(s, typeArguments); });
-                    if (signaturesWithCorrectTypeArgumentArity.length === 0) {
-                        diagnostics.add(getTypeArgumentArityError(node, signatures, typeArguments));
-                    }
-                    else if (!isDecorator) {
-                        diagnostics.add(getArgumentArityError(node, signaturesWithCorrectTypeArgumentArity, args));
-                    }
-                    else if (fallbackError) {
-                        diagnostics.add(getDiagnosticForCallNode(node, fallbackError));
-                    }
-                }
-            }
-            return getCandidateForOverloadFailure(node, candidates, args, !!candidatesOutArray);
-            function addImplementationSuccessElaboration(failed, diagnostic) {
-                var _a, _b;
-                var oldCandidatesForArgumentError = candidatesForArgumentError;
-                var oldCandidateForArgumentArityError = candidateForArgumentArityError;
-                var oldCandidateForTypeArgumentError = candidateForTypeArgumentError;
-                var failedSignatureDeclarations = ((_b = (_a = failed.declaration) === null || _a === void 0 ? void 0 : _a.symbol) === null || _b === void 0 ? void 0 : _b.declarations) || ts.emptyArray;
-                var isOverload = failedSignatureDeclarations.length > 1;
-                var implDecl = isOverload ? ts.find(failedSignatureDeclarations, function (d) { return ts.isFunctionLikeDeclaration(d) && ts.nodeIsPresent(d.body); }) : undefined;
-                if (implDecl) {
-                    var candidate = getSignatureFromDeclaration(implDecl);
-                    var isSingleNonGenericCandidate_1 = !candidate.typeParameters;
-                    if (chooseOverload([candidate], assignableRelation, isSingleNonGenericCandidate_1)) {
-                        ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(implDecl, ts.Diagnostics.The_call_would_have_succeeded_against_this_implementation_but_implementation_signatures_of_overloads_are_not_externally_visible));
-                    }
-                }
-                candidatesForArgumentError = oldCandidatesForArgumentError;
-                candidateForArgumentArityError = oldCandidateForArgumentArityError;
-                candidateForTypeArgumentError = oldCandidateForTypeArgumentError;
-            }
-            function chooseOverload(candidates, relation, isSingleNonGenericCandidate, signatureHelpTrailingComma) {
-                if (signatureHelpTrailingComma === void 0) { signatureHelpTrailingComma = false; }
-                candidatesForArgumentError = undefined;
-                candidateForArgumentArityError = undefined;
-                candidateForTypeArgumentError = undefined;
-                if (isSingleNonGenericCandidate) {
-                    var candidate = candidates[0];
-                    if (ts.some(typeArguments) || !hasCorrectArity(node, args, candidate, signatureHelpTrailingComma)) {
-                        return undefined;
-                    }
-                    if (getSignatureApplicabilityError(node, args, candidate, relation, 0, false, undefined)) {
-                        candidatesForArgumentError = [candidate];
-                        return undefined;
-                    }
-                    return candidate;
-                }
-                for (var candidateIndex = 0; candidateIndex < candidates.length; candidateIndex++) {
-                    var candidate = candidates[candidateIndex];
-                    if (!hasCorrectTypeArgumentArity(candidate, typeArguments) || !hasCorrectArity(node, args, candidate, signatureHelpTrailingComma)) {
-                        continue;
-                    }
-                    var checkCandidate = void 0;
-                    var inferenceContext = void 0;
-                    if (candidate.typeParameters) {
-                        var typeArgumentTypes = void 0;
-                        if (ts.some(typeArguments)) {
-                            typeArgumentTypes = checkTypeArguments(candidate, typeArguments, false);
-                            if (!typeArgumentTypes) {
-                                candidateForTypeArgumentError = candidate;
-                                continue;
-                            }
-                        }
-                        else {
-                            inferenceContext = createInferenceContext(candidate.typeParameters, candidate, ts.isInJSFile(node) ? 2 : 0);
-                            typeArgumentTypes = inferTypeArguments(node, candidate, args, argCheckMode | 8, inferenceContext);
-                            argCheckMode |= inferenceContext.flags & 4 ? 8 : 0;
-                        }
-                        checkCandidate = getSignatureInstantiation(candidate, typeArgumentTypes, ts.isInJSFile(candidate.declaration), inferenceContext && inferenceContext.inferredTypeParameters);
-                        if (getNonArrayRestType(candidate) && !hasCorrectArity(node, args, checkCandidate, signatureHelpTrailingComma)) {
-                            candidateForArgumentArityError = checkCandidate;
-                            continue;
-                        }
-                    }
-                    else {
-                        checkCandidate = candidate;
-                    }
-                    if (getSignatureApplicabilityError(node, args, checkCandidate, relation, argCheckMode, false, undefined)) {
-                        (candidatesForArgumentError || (candidatesForArgumentError = [])).push(checkCandidate);
-                        continue;
-                    }
-                    if (argCheckMode) {
-                        argCheckMode = 0;
-                        if (inferenceContext) {
-                            var typeArgumentTypes = inferTypeArguments(node, candidate, args, argCheckMode, inferenceContext);
-                            checkCandidate = getSignatureInstantiation(candidate, typeArgumentTypes, ts.isInJSFile(candidate.declaration), inferenceContext && inferenceContext.inferredTypeParameters);
-                            if (getNonArrayRestType(candidate) && !hasCorrectArity(node, args, checkCandidate, signatureHelpTrailingComma)) {
-                                candidateForArgumentArityError = checkCandidate;
-                                continue;
-                            }
-                        }
-                        if (getSignatureApplicabilityError(node, args, checkCandidate, relation, argCheckMode, false, undefined)) {
-                            (candidatesForArgumentError || (candidatesForArgumentError = [])).push(checkCandidate);
-                            continue;
-                        }
-                    }
-                    candidates[candidateIndex] = checkCandidate;
-                    return checkCandidate;
-                }
-                return undefined;
-            }
-        }
-        function getCandidateForOverloadFailure(node, candidates, args, hasCandidatesOutArray) {
-            ts.Debug.assert(candidates.length > 0);
-            checkNodeDeferred(node);
-            return hasCandidatesOutArray || candidates.length === 1 || candidates.some(function (c) { return !!c.typeParameters; })
-                ? pickLongestCandidateSignature(node, candidates, args)
-                : createUnionOfSignaturesForOverloadFailure(candidates);
-        }
-        function createUnionOfSignaturesForOverloadFailure(candidates) {
-            var thisParameters = ts.mapDefined(candidates, function (c) { return c.thisParameter; });
-            var thisParameter;
-            if (thisParameters.length) {
-                thisParameter = createCombinedSymbolFromTypes(thisParameters, thisParameters.map(getTypeOfParameter));
-            }
-            var _a = ts.minAndMax(candidates, getNumNonRestParameters), minArgumentCount = _a.min, maxNonRestParam = _a.max;
-            var parameters = [];
-            var _loop_22 = function (i) {
-                var symbols = ts.mapDefined(candidates, function (s) { return signatureHasRestParameter(s) ?
-                    i < s.parameters.length - 1 ? s.parameters[i] : ts.last(s.parameters) :
-                    i < s.parameters.length ? s.parameters[i] : undefined; });
-                ts.Debug.assert(symbols.length !== 0);
-                parameters.push(createCombinedSymbolFromTypes(symbols, ts.mapDefined(candidates, function (candidate) { return tryGetTypeAtPosition(candidate, i); })));
-            };
-            for (var i = 0; i < maxNonRestParam; i++) {
-                _loop_22(i);
-            }
-            var restParameterSymbols = ts.mapDefined(candidates, function (c) { return signatureHasRestParameter(c) ? ts.last(c.parameters) : undefined; });
-            var flags = 0;
-            if (restParameterSymbols.length !== 0) {
-                var type = createArrayType(getUnionType(ts.mapDefined(candidates, tryGetRestTypeOfSignature), 2));
-                parameters.push(createCombinedSymbolForOverloadFailure(restParameterSymbols, type));
-                flags |= 1;
-            }
-            if (candidates.some(signatureHasLiteralTypes)) {
-                flags |= 2;
-            }
-            return createSignature(candidates[0].declaration, undefined, thisParameter, parameters, getIntersectionType(candidates.map(getReturnTypeOfSignature)), undefined, minArgumentCount, flags);
-        }
-        function getNumNonRestParameters(signature) {
-            var numParams = signature.parameters.length;
-            return signatureHasRestParameter(signature) ? numParams - 1 : numParams;
-        }
-        function createCombinedSymbolFromTypes(sources, types) {
-            return createCombinedSymbolForOverloadFailure(sources, getUnionType(types, 2));
-        }
-        function createCombinedSymbolForOverloadFailure(sources, type) {
-            return createSymbolWithType(ts.first(sources), type);
-        }
-        function pickLongestCandidateSignature(node, candidates, args) {
-            var bestIndex = getLongestCandidateIndex(candidates, apparentArgumentCount === undefined ? args.length : apparentArgumentCount);
-            var candidate = candidates[bestIndex];
-            var typeParameters = candidate.typeParameters;
-            if (!typeParameters) {
-                return candidate;
-            }
-            var typeArgumentNodes = callLikeExpressionMayHaveTypeArguments(node) ? node.typeArguments : undefined;
-            var instantiated = typeArgumentNodes
-                ? createSignatureInstantiation(candidate, getTypeArgumentsFromNodes(typeArgumentNodes, typeParameters, ts.isInJSFile(node)))
-                : inferSignatureInstantiationForOverloadFailure(node, typeParameters, candidate, args);
-            candidates[bestIndex] = instantiated;
-            return instantiated;
-        }
-        function getTypeArgumentsFromNodes(typeArgumentNodes, typeParameters, isJs) {
-            var typeArguments = typeArgumentNodes.map(getTypeOfNode);
-            while (typeArguments.length > typeParameters.length) {
-                typeArguments.pop();
-            }
-            while (typeArguments.length < typeParameters.length) {
-                typeArguments.push(getConstraintOfTypeParameter(typeParameters[typeArguments.length]) || getDefaultTypeArgumentType(isJs));
-            }
-            return typeArguments;
-        }
-        function inferSignatureInstantiationForOverloadFailure(node, typeParameters, candidate, args) {
-            var inferenceContext = createInferenceContext(typeParameters, candidate, ts.isInJSFile(node) ? 2 : 0);
-            var typeArgumentTypes = inferTypeArguments(node, candidate, args, 4 | 8, inferenceContext);
-            return createSignatureInstantiation(candidate, typeArgumentTypes);
-        }
-        function getLongestCandidateIndex(candidates, argsCount) {
-            var maxParamsIndex = -1;
-            var maxParams = -1;
-            for (var i = 0; i < candidates.length; i++) {
-                var candidate = candidates[i];
-                var paramCount = getParameterCount(candidate);
-                if (hasEffectiveRestParameter(candidate) || paramCount >= argsCount) {
-                    return i;
-                }
-                if (paramCount > maxParams) {
-                    maxParams = paramCount;
-                    maxParamsIndex = i;
-                }
-            }
-            return maxParamsIndex;
-        }
-        function resolveCallExpression(node, candidatesOutArray, checkMode) {
-            if (node.expression.kind === 105) {
-                var superType = checkSuperExpression(node.expression);
-                if (isTypeAny(superType)) {
-                    for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) {
-                        var arg = _a[_i];
-                        checkExpression(arg);
-                    }
-                    return anySignature;
-                }
-                if (superType !== errorType) {
-                    var baseTypeNode = ts.getEffectiveBaseTypeNode(ts.getContainingClass(node));
-                    if (baseTypeNode) {
-                        var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments, baseTypeNode);
-                        return resolveCall(node, baseConstructors, candidatesOutArray, checkMode, 0);
-                    }
-                }
-                return resolveUntypedCall(node);
-            }
-            var callChainFlags;
-            var funcType = checkExpression(node.expression);
-            if (ts.isCallChain(node)) {
-                var nonOptionalType = getOptionalExpressionType(funcType, node.expression);
-                callChainFlags = nonOptionalType === funcType ? 0 :
-                    ts.isOutermostOptionalChain(node) ? 8 :
-                        4;
-                funcType = nonOptionalType;
-            }
-            else {
-                callChainFlags = 0;
-            }
-            funcType = checkNonNullTypeWithReporter(funcType, node.expression, reportCannotInvokePossiblyNullOrUndefinedError);
-            if (funcType === silentNeverType) {
-                return silentNeverSignature;
-            }
-            var apparentType = getApparentType(funcType);
-            if (apparentType === errorType) {
-                return resolveErrorCall(node);
-            }
-            var callSignatures = getSignaturesOfType(apparentType, 0);
-            var numConstructSignatures = getSignaturesOfType(apparentType, 1).length;
-            if (isUntypedFunctionCall(funcType, apparentType, callSignatures.length, numConstructSignatures)) {
-                if (funcType !== errorType && node.typeArguments) {
-                    error(node, ts.Diagnostics.Untyped_function_calls_may_not_accept_type_arguments);
-                }
-                return resolveUntypedCall(node);
-            }
-            if (!callSignatures.length) {
-                if (numConstructSignatures) {
-                    error(node, ts.Diagnostics.Value_of_type_0_is_not_callable_Did_you_mean_to_include_new, typeToString(funcType));
-                }
-                else {
-                    var relatedInformation = void 0;
-                    if (node.arguments.length === 1) {
-                        var text = ts.getSourceFileOfNode(node).text;
-                        if (ts.isLineBreak(text.charCodeAt(ts.skipTrivia(text, node.expression.end, true) - 1))) {
-                            relatedInformation = ts.createDiagnosticForNode(node.expression, ts.Diagnostics.Are_you_missing_a_semicolon);
-                        }
-                    }
-                    invocationError(node.expression, apparentType, 0, relatedInformation);
-                }
-                return resolveErrorCall(node);
-            }
-            if (checkMode & 8 && !node.typeArguments && callSignatures.some(isGenericFunctionReturningFunction)) {
-                skippedGenericFunction(node, checkMode);
-                return resolvingSignature;
-            }
-            if (callSignatures.some(function (sig) { return ts.isInJSFile(sig.declaration) && !!ts.getJSDocClassTag(sig.declaration); })) {
-                error(node, ts.Diagnostics.Value_of_type_0_is_not_callable_Did_you_mean_to_include_new, typeToString(funcType));
-                return resolveErrorCall(node);
-            }
-            return resolveCall(node, callSignatures, candidatesOutArray, checkMode, callChainFlags);
-        }
-        function isGenericFunctionReturningFunction(signature) {
-            return !!(signature.typeParameters && isFunctionType(getReturnTypeOfSignature(signature)));
-        }
-        function isUntypedFunctionCall(funcType, apparentFuncType, numCallSignatures, numConstructSignatures) {
-            return isTypeAny(funcType) || isTypeAny(apparentFuncType) && !!(funcType.flags & 262144) ||
-                !numCallSignatures && !numConstructSignatures && !(apparentFuncType.flags & (1048576 | 131072)) && isTypeAssignableTo(funcType, globalFunctionType);
-        }
-        function resolveNewExpression(node, candidatesOutArray, checkMode) {
-            if (node.arguments && languageVersion < 1) {
-                var spreadIndex = getSpreadArgumentIndex(node.arguments);
-                if (spreadIndex >= 0) {
-                    error(node.arguments[spreadIndex], ts.Diagnostics.Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher);
-                }
-            }
-            var expressionType = checkNonNullExpression(node.expression);
-            if (expressionType === silentNeverType) {
-                return silentNeverSignature;
-            }
-            expressionType = getApparentType(expressionType);
-            if (expressionType === errorType) {
-                return resolveErrorCall(node);
-            }
-            if (isTypeAny(expressionType)) {
-                if (node.typeArguments) {
-                    error(node, ts.Diagnostics.Untyped_function_calls_may_not_accept_type_arguments);
-                }
-                return resolveUntypedCall(node);
-            }
-            var constructSignatures = getSignaturesOfType(expressionType, 1);
-            if (constructSignatures.length) {
-                if (!isConstructorAccessible(node, constructSignatures[0])) {
-                    return resolveErrorCall(node);
-                }
-                var valueDecl = expressionType.symbol && ts.getClassLikeDeclarationOfSymbol(expressionType.symbol);
-                if (valueDecl && ts.hasSyntacticModifier(valueDecl, 128)) {
-                    error(node, ts.Diagnostics.Cannot_create_an_instance_of_an_abstract_class);
-                    return resolveErrorCall(node);
-                }
-                return resolveCall(node, constructSignatures, candidatesOutArray, checkMode, 0);
-            }
-            var callSignatures = getSignaturesOfType(expressionType, 0);
-            if (callSignatures.length) {
-                var signature = resolveCall(node, callSignatures, candidatesOutArray, checkMode, 0);
-                if (!noImplicitAny) {
-                    if (signature.declaration && !isJSConstructor(signature.declaration) && getReturnTypeOfSignature(signature) !== voidType) {
-                        error(node, ts.Diagnostics.Only_a_void_function_can_be_called_with_the_new_keyword);
-                    }
-                    if (getThisTypeOfSignature(signature) === voidType) {
-                        error(node, ts.Diagnostics.A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void);
-                    }
-                }
-                return signature;
-            }
-            invocationError(node.expression, expressionType, 1);
-            return resolveErrorCall(node);
-        }
-        function typeHasProtectedAccessibleBase(target, type) {
-            var baseTypes = getBaseTypes(type);
-            if (!ts.length(baseTypes)) {
-                return false;
-            }
-            var firstBase = baseTypes[0];
-            if (firstBase.flags & 2097152) {
-                var types = firstBase.types;
-                var mixinFlags = findMixins(types);
-                var i = 0;
-                for (var _i = 0, _a = firstBase.types; _i < _a.length; _i++) {
-                    var intersectionMember = _a[_i];
-                    if (!mixinFlags[i]) {
-                        if (ts.getObjectFlags(intersectionMember) & (1 | 2)) {
-                            if (intersectionMember.symbol === target) {
-                                return true;
-                            }
-                            if (typeHasProtectedAccessibleBase(target, intersectionMember)) {
-                                return true;
-                            }
-                        }
-                    }
-                    i++;
-                }
-                return false;
-            }
-            if (firstBase.symbol === target) {
-                return true;
-            }
-            return typeHasProtectedAccessibleBase(target, firstBase);
-        }
-        function isConstructorAccessible(node, signature) {
-            if (!signature || !signature.declaration) {
-                return true;
-            }
-            var declaration = signature.declaration;
-            var modifiers = ts.getSelectedEffectiveModifierFlags(declaration, 24);
-            if (!modifiers || declaration.kind !== 166) {
-                return true;
-            }
-            var declaringClassDeclaration = ts.getClassLikeDeclarationOfSymbol(declaration.parent.symbol);
-            var declaringClass = getDeclaredTypeOfSymbol(declaration.parent.symbol);
-            if (!isNodeWithinClass(node, declaringClassDeclaration)) {
-                var containingClass = ts.getContainingClass(node);
-                if (containingClass && modifiers & 16) {
-                    var containingType = getTypeOfNode(containingClass);
-                    if (typeHasProtectedAccessibleBase(declaration.parent.symbol, containingType)) {
-                        return true;
-                    }
-                }
-                if (modifiers & 8) {
-                    error(node, ts.Diagnostics.Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration, typeToString(declaringClass));
-                }
-                if (modifiers & 16) {
-                    error(node, ts.Diagnostics.Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration, typeToString(declaringClass));
-                }
-                return false;
-            }
-            return true;
-        }
-        function invocationErrorDetails(errorTarget, apparentType, kind) {
-            var errorInfo;
-            var isCall = kind === 0;
-            var awaitedType = getAwaitedType(apparentType);
-            var maybeMissingAwait = awaitedType && getSignaturesOfType(awaitedType, kind).length > 0;
-            if (apparentType.flags & 1048576) {
-                var types = apparentType.types;
-                var hasSignatures = false;
-                for (var _i = 0, types_19 = types; _i < types_19.length; _i++) {
-                    var constituent = types_19[_i];
-                    var signatures = getSignaturesOfType(constituent, kind);
-                    if (signatures.length !== 0) {
-                        hasSignatures = true;
-                        if (errorInfo) {
-                            break;
-                        }
-                    }
-                    else {
-                        if (!errorInfo) {
-                            errorInfo = ts.chainDiagnosticMessages(errorInfo, isCall ?
-                                ts.Diagnostics.Type_0_has_no_call_signatures :
-                                ts.Diagnostics.Type_0_has_no_construct_signatures, typeToString(constituent));
-                            errorInfo = ts.chainDiagnosticMessages(errorInfo, isCall ?
-                                ts.Diagnostics.Not_all_constituents_of_type_0_are_callable :
-                                ts.Diagnostics.Not_all_constituents_of_type_0_are_constructable, typeToString(apparentType));
-                        }
-                        if (hasSignatures) {
-                            break;
-                        }
-                    }
-                }
-                if (!hasSignatures) {
-                    errorInfo = ts.chainDiagnosticMessages(undefined, isCall ?
-                        ts.Diagnostics.No_constituent_of_type_0_is_callable :
-                        ts.Diagnostics.No_constituent_of_type_0_is_constructable, typeToString(apparentType));
-                }
-                if (!errorInfo) {
-                    errorInfo = ts.chainDiagnosticMessages(errorInfo, isCall ?
-                        ts.Diagnostics.Each_member_of_the_union_type_0_has_signatures_but_none_of_those_signatures_are_compatible_with_each_other :
-                        ts.Diagnostics.Each_member_of_the_union_type_0_has_construct_signatures_but_none_of_those_signatures_are_compatible_with_each_other, typeToString(apparentType));
-                }
-            }
-            else {
-                errorInfo = ts.chainDiagnosticMessages(errorInfo, isCall ?
-                    ts.Diagnostics.Type_0_has_no_call_signatures :
-                    ts.Diagnostics.Type_0_has_no_construct_signatures, typeToString(apparentType));
-            }
-            var headMessage = isCall ? ts.Diagnostics.This_expression_is_not_callable : ts.Diagnostics.This_expression_is_not_constructable;
-            if (ts.isCallExpression(errorTarget.parent) && errorTarget.parent.arguments.length === 0) {
-                var resolvedSymbol = getNodeLinks(errorTarget).resolvedSymbol;
-                if (resolvedSymbol && resolvedSymbol.flags & 32768) {
-                    headMessage = ts.Diagnostics.This_expression_is_not_callable_because_it_is_a_get_accessor_Did_you_mean_to_use_it_without;
-                }
-            }
-            return {
-                messageChain: ts.chainDiagnosticMessages(errorInfo, headMessage),
-                relatedMessage: maybeMissingAwait ? ts.Diagnostics.Did_you_forget_to_use_await : undefined,
-            };
-        }
-        function invocationError(errorTarget, apparentType, kind, relatedInformation) {
-            var _a = invocationErrorDetails(errorTarget, apparentType, kind), messageChain = _a.messageChain, relatedInfo = _a.relatedMessage;
-            var diagnostic = ts.createDiagnosticForNodeFromMessageChain(errorTarget, messageChain);
-            if (relatedInfo) {
-                ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(errorTarget, relatedInfo));
-            }
-            if (ts.isCallExpression(errorTarget.parent)) {
-                var _b = getDiagnosticSpanForCallNode(errorTarget.parent, true), start = _b.start, length_7 = _b.length;
-                diagnostic.start = start;
-                diagnostic.length = length_7;
-            }
-            diagnostics.add(diagnostic);
-            invocationErrorRecovery(apparentType, kind, relatedInformation ? ts.addRelatedInfo(diagnostic, relatedInformation) : diagnostic);
-        }
-        function invocationErrorRecovery(apparentType, kind, diagnostic) {
-            if (!apparentType.symbol) {
-                return;
-            }
-            var importNode = getSymbolLinks(apparentType.symbol).originatingImport;
-            if (importNode && !ts.isImportCall(importNode)) {
-                var sigs = getSignaturesOfType(getTypeOfSymbol(getSymbolLinks(apparentType.symbol).target), kind);
-                if (!sigs || !sigs.length)
-                    return;
-                ts.addRelatedInfo(diagnostic, ts.createDiagnosticForNode(importNode, ts.Diagnostics.Type_originates_at_this_import_A_namespace_style_import_cannot_be_called_or_constructed_and_will_cause_a_failure_at_runtime_Consider_using_a_default_import_or_import_require_here_instead));
-            }
-        }
-        function resolveTaggedTemplateExpression(node, candidatesOutArray, checkMode) {
-            var tagType = checkExpression(node.tag);
-            var apparentType = getApparentType(tagType);
-            if (apparentType === errorType) {
-                return resolveErrorCall(node);
-            }
-            var callSignatures = getSignaturesOfType(apparentType, 0);
-            var numConstructSignatures = getSignaturesOfType(apparentType, 1).length;
-            if (isUntypedFunctionCall(tagType, apparentType, callSignatures.length, numConstructSignatures)) {
-                return resolveUntypedCall(node);
-            }
-            if (!callSignatures.length) {
-                if (ts.isArrayLiteralExpression(node.parent)) {
-                    var diagnostic = ts.createDiagnosticForNode(node.tag, ts.Diagnostics.It_is_likely_that_you_are_missing_a_comma_to_separate_these_two_template_expressions_They_form_a_tagged_template_expression_which_cannot_be_invoked);
-                    diagnostics.add(diagnostic);
-                    return resolveErrorCall(node);
-                }
-                invocationError(node.tag, apparentType, 0);
-                return resolveErrorCall(node);
-            }
-            return resolveCall(node, callSignatures, candidatesOutArray, checkMode, 0);
-        }
-        function getDiagnosticHeadMessageForDecoratorResolution(node) {
-            switch (node.parent.kind) {
-                case 252:
-                case 221:
-                    return ts.Diagnostics.Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression;
-                case 160:
-                    return ts.Diagnostics.Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression;
-                case 163:
-                    return ts.Diagnostics.Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression;
-                case 165:
-                case 167:
-                case 168:
-                    return ts.Diagnostics.Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression;
-                default:
-                    return ts.Debug.fail();
-            }
-        }
-        function resolveDecorator(node, candidatesOutArray, checkMode) {
-            var funcType = checkExpression(node.expression);
-            var apparentType = getApparentType(funcType);
-            if (apparentType === errorType) {
-                return resolveErrorCall(node);
-            }
-            var callSignatures = getSignaturesOfType(apparentType, 0);
-            var numConstructSignatures = getSignaturesOfType(apparentType, 1).length;
-            if (isUntypedFunctionCall(funcType, apparentType, callSignatures.length, numConstructSignatures)) {
-                return resolveUntypedCall(node);
-            }
-            if (isPotentiallyUncalledDecorator(node, callSignatures)) {
-                var nodeStr = ts.getTextOfNode(node.expression, false);
-                error(node, ts.Diagnostics._0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0, nodeStr);
-                return resolveErrorCall(node);
-            }
-            var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node);
-            if (!callSignatures.length) {
-                var errorDetails = invocationErrorDetails(node.expression, apparentType, 0);
-                var messageChain = ts.chainDiagnosticMessages(errorDetails.messageChain, headMessage);
-                var diag = ts.createDiagnosticForNodeFromMessageChain(node.expression, messageChain);
-                if (errorDetails.relatedMessage) {
-                    ts.addRelatedInfo(diag, ts.createDiagnosticForNode(node.expression, errorDetails.relatedMessage));
-                }
-                diagnostics.add(diag);
-                invocationErrorRecovery(apparentType, 0, diag);
-                return resolveErrorCall(node);
-            }
-            return resolveCall(node, callSignatures, candidatesOutArray, checkMode, 0, headMessage);
-        }
-        function createSignatureForJSXIntrinsic(node, result) {
-            var namespace = getJsxNamespaceAt(node);
-            var exports = namespace && getExportsOfSymbol(namespace);
-            var typeSymbol = exports && getSymbol(exports, JsxNames.Element, 788968);
-            var returnNode = typeSymbol && nodeBuilder.symbolToEntityName(typeSymbol, 788968, node);
-            var declaration = ts.factory.createFunctionTypeNode(undefined, [ts.factory.createParameterDeclaration(undefined, undefined, undefined, "props", undefined, nodeBuilder.typeToTypeNode(result, node))], returnNode ? ts.factory.createTypeReferenceNode(returnNode, undefined) : ts.factory.createKeywordTypeNode(128));
-            var parameterSymbol = createSymbol(1, "props");
-            parameterSymbol.type = result;
-            return createSignature(declaration, undefined, undefined, [parameterSymbol], typeSymbol ? getDeclaredTypeOfSymbol(typeSymbol) : errorType, undefined, 1, 0);
-        }
-        function resolveJsxOpeningLikeElement(node, candidatesOutArray, checkMode) {
-            if (isJsxIntrinsicIdentifier(node.tagName)) {
-                var result = getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node);
-                var fakeSignature = createSignatureForJSXIntrinsic(node, result);
-                checkTypeAssignableToAndOptionallyElaborate(checkExpressionWithContextualType(node.attributes, getEffectiveFirstArgumentForJsxSignature(fakeSignature, node), undefined, 0), result, node.tagName, node.attributes);
-                if (ts.length(node.typeArguments)) {
-                    ts.forEach(node.typeArguments, checkSourceElement);
-                    diagnostics.add(ts.createDiagnosticForNodeArray(ts.getSourceFileOfNode(node), node.typeArguments, ts.Diagnostics.Expected_0_type_arguments_but_got_1, 0, ts.length(node.typeArguments)));
-                }
-                return fakeSignature;
-            }
-            var exprTypes = checkExpression(node.tagName);
-            var apparentType = getApparentType(exprTypes);
-            if (apparentType === errorType) {
-                return resolveErrorCall(node);
-            }
-            var signatures = getUninstantiatedJsxSignaturesOfType(exprTypes, node);
-            if (isUntypedFunctionCall(exprTypes, apparentType, signatures.length, 0)) {
-                return resolveUntypedCall(node);
-            }
-            if (signatures.length === 0) {
-                error(node.tagName, ts.Diagnostics.JSX_element_type_0_does_not_have_any_construct_or_call_signatures, ts.getTextOfNode(node.tagName));
-                return resolveErrorCall(node);
-            }
-            return resolveCall(node, signatures, candidatesOutArray, checkMode, 0);
-        }
-        function isPotentiallyUncalledDecorator(decorator, signatures) {
-            return signatures.length && ts.every(signatures, function (signature) {
-                return signature.minArgumentCount === 0 &&
-                    !signatureHasRestParameter(signature) &&
-                    signature.parameters.length < getDecoratorArgumentCount(decorator, signature);
-            });
-        }
-        function resolveSignature(node, candidatesOutArray, checkMode) {
-            switch (node.kind) {
-                case 203:
-                    return resolveCallExpression(node, candidatesOutArray, checkMode);
-                case 204:
-                    return resolveNewExpression(node, candidatesOutArray, checkMode);
-                case 205:
-                    return resolveTaggedTemplateExpression(node, candidatesOutArray, checkMode);
-                case 161:
-                    return resolveDecorator(node, candidatesOutArray, checkMode);
-                case 275:
-                case 274:
-                    return resolveJsxOpeningLikeElement(node, candidatesOutArray, checkMode);
-            }
-            throw ts.Debug.assertNever(node, "Branch in 'resolveSignature' should be unreachable.");
-        }
-        function getResolvedSignature(node, candidatesOutArray, checkMode) {
-            var links = getNodeLinks(node);
-            var cached = links.resolvedSignature;
-            if (cached && cached !== resolvingSignature && !candidatesOutArray) {
-                return cached;
-            }
-            links.resolvedSignature = resolvingSignature;
-            var result = resolveSignature(node, candidatesOutArray, checkMode || 0);
-            if (result !== resolvingSignature) {
-                links.resolvedSignature = flowLoopStart === flowLoopCount ? result : cached;
-            }
-            return result;
-        }
-        function isJSConstructor(node) {
-            var _a;
-            if (!node || !ts.isInJSFile(node)) {
-                return false;
-            }
-            var func = ts.isFunctionDeclaration(node) || ts.isFunctionExpression(node) ? node :
-                ts.isVariableDeclaration(node) && node.initializer && ts.isFunctionExpression(node.initializer) ? node.initializer :
-                    undefined;
-            if (func) {
-                if (ts.getJSDocClassTag(node))
-                    return true;
-                var symbol = getSymbolOfNode(func);
-                return !!((_a = symbol === null || symbol === void 0 ? void 0 : symbol.members) === null || _a === void 0 ? void 0 : _a.size);
-            }
-            return false;
-        }
-        function mergeJSSymbols(target, source) {
-            var _a, _b;
-            if (source) {
-                var links = getSymbolLinks(source);
-                if (!links.inferredClassSymbol || !links.inferredClassSymbol.has(getSymbolId(target))) {
-                    var inferred = ts.isTransientSymbol(target) ? target : cloneSymbol(target);
-                    inferred.exports = inferred.exports || ts.createSymbolTable();
-                    inferred.members = inferred.members || ts.createSymbolTable();
-                    inferred.flags |= source.flags & 32;
-                    if ((_a = source.exports) === null || _a === void 0 ? void 0 : _a.size) {
-                        mergeSymbolTable(inferred.exports, source.exports);
-                    }
-                    if ((_b = source.members) === null || _b === void 0 ? void 0 : _b.size) {
-                        mergeSymbolTable(inferred.members, source.members);
-                    }
-                    (links.inferredClassSymbol || (links.inferredClassSymbol = new ts.Map())).set(getSymbolId(inferred), inferred);
-                    return inferred;
-                }
-                return links.inferredClassSymbol.get(getSymbolId(target));
-            }
-        }
-        function getAssignedClassSymbol(decl) {
-            var _a;
-            var assignmentSymbol = decl && getSymbolOfExpando(decl, true);
-            var prototype = (_a = assignmentSymbol === null || assignmentSymbol === void 0 ? void 0 : assignmentSymbol.exports) === null || _a === void 0 ? void 0 : _a.get("prototype");
-            var init = (prototype === null || prototype === void 0 ? void 0 : prototype.valueDeclaration) && getAssignedJSPrototype(prototype.valueDeclaration);
-            return init ? getSymbolOfNode(init) : undefined;
-        }
-        function getSymbolOfExpando(node, allowDeclaration) {
-            if (!node.parent) {
-                return undefined;
-            }
-            var name;
-            var decl;
-            if (ts.isVariableDeclaration(node.parent) && node.parent.initializer === node) {
-                if (!ts.isInJSFile(node) && !(ts.isVarConst(node.parent) && ts.isFunctionLikeDeclaration(node))) {
-                    return undefined;
-                }
-                name = node.parent.name;
-                decl = node.parent;
-            }
-            else if (ts.isBinaryExpression(node.parent)) {
-                var parentNode = node.parent;
-                var parentNodeOperator = node.parent.operatorToken.kind;
-                if (parentNodeOperator === 62 && (allowDeclaration || parentNode.right === node)) {
-                    name = parentNode.left;
-                    decl = name;
-                }
-                else if (parentNodeOperator === 56 || parentNodeOperator === 60) {
-                    if (ts.isVariableDeclaration(parentNode.parent) && parentNode.parent.initializer === parentNode) {
-                        name = parentNode.parent.name;
-                        decl = parentNode.parent;
-                    }
-                    else if (ts.isBinaryExpression(parentNode.parent) && parentNode.parent.operatorToken.kind === 62 && (allowDeclaration || parentNode.parent.right === parentNode)) {
-                        name = parentNode.parent.left;
-                        decl = name;
-                    }
-                    if (!name || !ts.isBindableStaticNameExpression(name) || !ts.isSameEntityName(name, parentNode.left)) {
-                        return undefined;
-                    }
-                }
-            }
-            else if (allowDeclaration && ts.isFunctionDeclaration(node)) {
-                name = node.name;
-                decl = node;
-            }
-            if (!decl || !name || (!allowDeclaration && !ts.getExpandoInitializer(node, ts.isPrototypeAccess(name)))) {
-                return undefined;
-            }
-            return getSymbolOfNode(decl);
-        }
-        function getAssignedJSPrototype(node) {
-            if (!node.parent) {
-                return false;
-            }
-            var parent = node.parent;
-            while (parent && parent.kind === 201) {
-                parent = parent.parent;
-            }
-            if (parent && ts.isBinaryExpression(parent) && ts.isPrototypeAccess(parent.left) && parent.operatorToken.kind === 62) {
-                var right = ts.getInitializerOfBinaryExpression(parent);
-                return ts.isObjectLiteralExpression(right) && right;
-            }
-        }
-        function checkCallExpression(node, checkMode) {
-            var _a;
-            if (!checkGrammarTypeArguments(node, node.typeArguments))
-                checkGrammarArguments(node.arguments);
-            var signature = getResolvedSignature(node, undefined, checkMode);
-            if (signature === resolvingSignature) {
-                return nonInferrableType;
-            }
-            checkDeprecatedSignature(signature, node);
-            if (node.expression.kind === 105) {
-                return voidType;
-            }
-            if (node.kind === 204) {
-                var declaration = signature.declaration;
-                if (declaration &&
-                    declaration.kind !== 166 &&
-                    declaration.kind !== 170 &&
-                    declaration.kind !== 175 &&
-                    !ts.isJSDocConstructSignature(declaration) &&
-                    !isJSConstructor(declaration)) {
-                    if (noImplicitAny) {
-                        error(node, ts.Diagnostics.new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type);
-                    }
-                    return anyType;
-                }
-            }
-            if (ts.isInJSFile(node) && isCommonJsRequire(node)) {
-                return resolveExternalModuleTypeByLiteral(node.arguments[0]);
-            }
-            var returnType = getReturnTypeOfSignature(signature);
-            if (returnType.flags & 12288 && isSymbolOrSymbolForCall(node)) {
-                return getESSymbolLikeTypeForNode(ts.walkUpParenthesizedExpressions(node.parent));
-            }
-            if (node.kind === 203 && node.parent.kind === 233 &&
-                returnType.flags & 16384 && getTypePredicateOfSignature(signature)) {
-                if (!ts.isDottedName(node.expression)) {
-                    error(node.expression, ts.Diagnostics.Assertions_require_the_call_target_to_be_an_identifier_or_qualified_name);
-                }
-                else if (!getEffectsSignature(node)) {
-                    var diagnostic = error(node.expression, ts.Diagnostics.Assertions_require_every_name_in_the_call_target_to_be_declared_with_an_explicit_type_annotation);
-                    getTypeOfDottedName(node.expression, diagnostic);
-                }
-            }
-            if (ts.isInJSFile(node)) {
-                var jsSymbol = getSymbolOfExpando(node, false);
-                if ((_a = jsSymbol === null || jsSymbol === void 0 ? void 0 : jsSymbol.exports) === null || _a === void 0 ? void 0 : _a.size) {
-                    var jsAssignmentType = createAnonymousType(jsSymbol, jsSymbol.exports, ts.emptyArray, ts.emptyArray, undefined, undefined);
-                    jsAssignmentType.objectFlags |= 16384;
-                    return getIntersectionType([returnType, jsAssignmentType]);
-                }
-            }
-            return returnType;
-        }
-        function checkDeprecatedSignature(signature, node) {
-            if (signature.declaration && signature.declaration.flags & 134217728) {
-                var suggestionNode = getDeprecatedSuggestionNode(node);
-                errorOrSuggestion(false, suggestionNode, ts.Diagnostics._0_is_deprecated, signatureToString(signature));
-            }
-        }
-        function getDeprecatedSuggestionNode(node) {
-            node = ts.skipParentheses(node);
-            switch (node.kind) {
-                case 203:
-                case 161:
-                case 204:
-                    return getDeprecatedSuggestionNode(node.expression);
-                case 205:
-                    return getDeprecatedSuggestionNode(node.tag);
-                case 275:
-                case 274:
-                    return getDeprecatedSuggestionNode(node.tagName);
-                case 202:
-                    return node.argumentExpression;
-                case 201:
-                    return node.name;
-                case 173:
-                    var typeReference = node;
-                    return ts.isQualifiedName(typeReference.typeName) ? typeReference.typeName.right : typeReference;
-                default:
-                    return node;
-            }
-        }
-        function isSymbolOrSymbolForCall(node) {
-            if (!ts.isCallExpression(node))
-                return false;
-            var left = node.expression;
-            if (ts.isPropertyAccessExpression(left) && left.name.escapedText === "for") {
-                left = left.expression;
-            }
-            if (!ts.isIdentifier(left) || left.escapedText !== "Symbol") {
-                return false;
-            }
-            var globalESSymbol = getGlobalESSymbolConstructorSymbol(false);
-            if (!globalESSymbol) {
-                return false;
-            }
-            return globalESSymbol === resolveName(left, "Symbol", 111551, undefined, undefined, false);
-        }
-        function checkImportCallExpression(node) {
-            if (!checkGrammarArguments(node.arguments))
-                checkGrammarImportCallExpression(node);
-            if (node.arguments.length === 0) {
-                return createPromiseReturnType(node, anyType);
-            }
-            var specifier = node.arguments[0];
-            var specifierType = checkExpressionCached(specifier);
-            for (var i = 1; i < node.arguments.length; ++i) {
-                checkExpressionCached(node.arguments[i]);
-            }
-            if (specifierType.flags & 32768 || specifierType.flags & 65536 || !isTypeAssignableTo(specifierType, stringType)) {
-                error(specifier, ts.Diagnostics.Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0, typeToString(specifierType));
-            }
-            var moduleSymbol = resolveExternalModuleName(node, specifier);
-            if (moduleSymbol) {
-                var esModuleSymbol = resolveESModuleSymbol(moduleSymbol, specifier, true, false);
-                if (esModuleSymbol) {
-                    return createPromiseReturnType(node, getTypeWithSyntheticDefaultImportType(getTypeOfSymbol(esModuleSymbol), esModuleSymbol, moduleSymbol));
-                }
-            }
-            return createPromiseReturnType(node, anyType);
-        }
-        function getTypeWithSyntheticDefaultImportType(type, symbol, originalSymbol) {
-            if (allowSyntheticDefaultImports && type && type !== errorType) {
-                var synthType = type;
-                if (!synthType.syntheticType) {
-                    var file = ts.find(originalSymbol.declarations, ts.isSourceFile);
-                    var hasSyntheticDefault = canHaveSyntheticDefault(file, originalSymbol, false);
-                    if (hasSyntheticDefault) {
-                        var memberTable = ts.createSymbolTable();
-                        var newSymbol = createSymbol(2097152, "default");
-                        newSymbol.parent = originalSymbol;
-                        newSymbol.nameType = getLiteralType("default");
-                        newSymbol.target = resolveSymbol(symbol);
-                        memberTable.set("default", newSymbol);
-                        var anonymousSymbol = createSymbol(2048, "__type");
-                        var defaultContainingObject = createAnonymousType(anonymousSymbol, memberTable, ts.emptyArray, ts.emptyArray, undefined, undefined);
-                        anonymousSymbol.type = defaultContainingObject;
-                        synthType.syntheticType = isValidSpreadType(type) ? getSpreadType(type, defaultContainingObject, anonymousSymbol, 0, false) : defaultContainingObject;
-                    }
-                    else {
-                        synthType.syntheticType = type;
-                    }
-                }
-                return synthType.syntheticType;
-            }
-            return type;
-        }
-        function isCommonJsRequire(node) {
-            if (!ts.isRequireCall(node, true)) {
-                return false;
-            }
-            if (!ts.isIdentifier(node.expression))
-                return ts.Debug.fail();
-            var resolvedRequire = resolveName(node.expression, node.expression.escapedText, 111551, undefined, undefined, true);
-            if (resolvedRequire === requireSymbol) {
-                return true;
-            }
-            if (resolvedRequire.flags & 2097152) {
-                return false;
-            }
-            var targetDeclarationKind = resolvedRequire.flags & 16
-                ? 251
-                : resolvedRequire.flags & 3
-                    ? 249
-                    : 0;
-            if (targetDeclarationKind !== 0) {
-                var decl = ts.getDeclarationOfKind(resolvedRequire, targetDeclarationKind);
-                return !!decl && !!(decl.flags & 8388608);
-            }
-            return false;
-        }
-        function checkTaggedTemplateExpression(node) {
-            if (!checkGrammarTaggedTemplateChain(node))
-                checkGrammarTypeArguments(node, node.typeArguments);
-            if (languageVersion < 2) {
-                checkExternalEmitHelpers(node, 524288);
-            }
-            var signature = getResolvedSignature(node);
-            checkDeprecatedSignature(signature, node);
-            return getReturnTypeOfSignature(signature);
-        }
-        function checkAssertion(node) {
-            return checkAssertionWorker(node, node.type, node.expression);
-        }
-        function isValidConstAssertionArgument(node) {
-            switch (node.kind) {
-                case 10:
-                case 14:
-                case 8:
-                case 9:
-                case 109:
-                case 94:
-                case 199:
-                case 200:
-                case 218:
-                    return true;
-                case 207:
-                    return isValidConstAssertionArgument(node.expression);
-                case 214:
-                    var op = node.operator;
-                    var arg = node.operand;
-                    return op === 40 && (arg.kind === 8 || arg.kind === 9) ||
-                        op === 39 && arg.kind === 8;
-                case 201:
-                case 202:
-                    var expr = node.expression;
-                    if (ts.isIdentifier(expr)) {
-                        var symbol = getSymbolAtLocation(expr);
-                        if (symbol && symbol.flags & 2097152) {
-                            symbol = resolveAlias(symbol);
-                        }
-                        return !!(symbol && (symbol.flags & 384) && getEnumKind(symbol) === 1);
-                    }
-            }
-            return false;
-        }
-        function checkAssertionWorker(errNode, type, expression, checkMode) {
-            var exprType = checkExpression(expression, checkMode);
-            if (ts.isConstTypeReference(type)) {
-                if (!isValidConstAssertionArgument(expression)) {
-                    error(expression, ts.Diagnostics.A_const_assertions_can_only_be_applied_to_references_to_enum_members_or_string_number_boolean_array_or_object_literals);
-                }
-                return getRegularTypeOfLiteralType(exprType);
-            }
-            checkSourceElement(type);
-            exprType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(exprType));
-            var targetType = getTypeFromTypeNode(type);
-            if (produceDiagnostics && targetType !== errorType) {
-                var widenedType = getWidenedType(exprType);
-                if (!isTypeComparableTo(targetType, widenedType)) {
-                    checkTypeComparableTo(exprType, targetType, errNode, ts.Diagnostics.Conversion_of_type_0_to_type_1_may_be_a_mistake_because_neither_type_sufficiently_overlaps_with_the_other_If_this_was_intentional_convert_the_expression_to_unknown_first);
-                }
-            }
-            return targetType;
-        }
-        function checkNonNullChain(node) {
-            var leftType = checkExpression(node.expression);
-            var nonOptionalType = getOptionalExpressionType(leftType, node.expression);
-            return propagateOptionalTypeMarker(getNonNullableType(nonOptionalType), node, nonOptionalType !== leftType);
-        }
-        function checkNonNullAssertion(node) {
-            return node.flags & 32 ? checkNonNullChain(node) :
-                getNonNullableType(checkExpression(node.expression));
-        }
-        function checkMetaProperty(node) {
-            checkGrammarMetaProperty(node);
-            if (node.keywordToken === 102) {
-                return checkNewTargetMetaProperty(node);
-            }
-            if (node.keywordToken === 99) {
-                return checkImportMetaProperty(node);
-            }
-            return ts.Debug.assertNever(node.keywordToken);
-        }
-        function checkNewTargetMetaProperty(node) {
-            var container = ts.getNewTargetContainer(node);
-            if (!container) {
-                error(node, ts.Diagnostics.Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor, "new.target");
-                return errorType;
-            }
-            else if (container.kind === 166) {
-                var symbol = getSymbolOfNode(container.parent);
-                return getTypeOfSymbol(symbol);
-            }
-            else {
-                var symbol = getSymbolOfNode(container);
-                return getTypeOfSymbol(symbol);
-            }
-        }
-        function checkImportMetaProperty(node) {
-            if (moduleKind !== ts.ModuleKind.ES2020 && moduleKind !== ts.ModuleKind.ESNext && moduleKind !== ts.ModuleKind.System) {
-                error(node, ts.Diagnostics.The_import_meta_meta_property_is_only_allowed_when_the_module_option_is_es2020_esnext_or_system);
-            }
-            var file = ts.getSourceFileOfNode(node);
-            ts.Debug.assert(!!(file.flags & 2097152), "Containing file is missing import meta node flag.");
-            ts.Debug.assert(!!file.externalModuleIndicator, "Containing file should be a module.");
-            return node.name.escapedText === "meta" ? getGlobalImportMetaType() : errorType;
-        }
-        function getTypeOfParameter(symbol) {
-            var type = getTypeOfSymbol(symbol);
-            if (strictNullChecks) {
-                var declaration = symbol.valueDeclaration;
-                if (declaration && ts.hasInitializer(declaration)) {
-                    return getOptionalType(type);
-                }
-            }
-            return type;
-        }
-        function getTupleElementLabel(d) {
-            ts.Debug.assert(ts.isIdentifier(d.name));
-            return d.name.escapedText;
-        }
-        function getParameterNameAtPosition(signature, pos, overrideRestType) {
-            var paramCount = signature.parameters.length - (signatureHasRestParameter(signature) ? 1 : 0);
-            if (pos < paramCount) {
-                return signature.parameters[pos].escapedName;
-            }
-            var restParameter = signature.parameters[paramCount] || unknownSymbol;
-            var restType = overrideRestType || getTypeOfSymbol(restParameter);
-            if (isTupleType(restType)) {
-                var associatedNames = restType.target.labeledElementDeclarations;
-                var index = pos - paramCount;
-                return associatedNames && getTupleElementLabel(associatedNames[index]) || restParameter.escapedName + "_" + index;
-            }
-            return restParameter.escapedName;
-        }
-        function isValidDeclarationForTupleLabel(d) {
-            return d.kind === 192 || (ts.isParameter(d) && d.name && ts.isIdentifier(d.name));
-        }
-        function getNameableDeclarationAtPosition(signature, pos) {
-            var paramCount = signature.parameters.length - (signatureHasRestParameter(signature) ? 1 : 0);
-            if (pos < paramCount) {
-                var decl = signature.parameters[pos].valueDeclaration;
-                return decl && isValidDeclarationForTupleLabel(decl) ? decl : undefined;
-            }
-            var restParameter = signature.parameters[paramCount] || unknownSymbol;
-            var restType = getTypeOfSymbol(restParameter);
-            if (isTupleType(restType)) {
-                var associatedNames = restType.target.labeledElementDeclarations;
-                var index = pos - paramCount;
-                return associatedNames && associatedNames[index];
-            }
-            return restParameter.valueDeclaration && isValidDeclarationForTupleLabel(restParameter.valueDeclaration) ? restParameter.valueDeclaration : undefined;
-        }
-        function getTypeAtPosition(signature, pos) {
-            return tryGetTypeAtPosition(signature, pos) || anyType;
-        }
-        function tryGetTypeAtPosition(signature, pos) {
-            var paramCount = signature.parameters.length - (signatureHasRestParameter(signature) ? 1 : 0);
-            if (pos < paramCount) {
-                return getTypeOfParameter(signature.parameters[pos]);
-            }
-            if (signatureHasRestParameter(signature)) {
-                var restType = getTypeOfSymbol(signature.parameters[paramCount]);
-                var index = pos - paramCount;
-                if (!isTupleType(restType) || restType.target.hasRestElement || index < restType.target.fixedLength) {
-                    return getIndexedAccessType(restType, getLiteralType(index));
-                }
-            }
-            return undefined;
-        }
-        function getRestTypeAtPosition(source, pos) {
-            var parameterCount = getParameterCount(source);
-            var minArgumentCount = getMinArgumentCount(source);
-            var restType = getEffectiveRestType(source);
-            if (restType && pos >= parameterCount - 1) {
-                return pos === parameterCount - 1 ? restType : createArrayType(getIndexedAccessType(restType, numberType));
-            }
-            var types = [];
-            var flags = [];
-            var names = [];
-            for (var i = pos; i < parameterCount; i++) {
-                if (!restType || i < parameterCount - 1) {
-                    types.push(getTypeAtPosition(source, i));
-                    flags.push(i < minArgumentCount ? 1 : 2);
-                }
-                else {
-                    types.push(restType);
-                    flags.push(8);
-                }
-                var name = getNameableDeclarationAtPosition(source, i);
-                if (name) {
-                    names.push(name);
-                }
-            }
-            return createTupleType(types, flags, false, ts.length(names) === ts.length(types) ? names : undefined);
-        }
-        function getParameterCount(signature) {
-            var length = signature.parameters.length;
-            if (signatureHasRestParameter(signature)) {
-                var restType = getTypeOfSymbol(signature.parameters[length - 1]);
-                if (isTupleType(restType)) {
-                    return length + restType.target.fixedLength - (restType.target.hasRestElement ? 0 : 1);
-                }
-            }
-            return length;
-        }
-        function getMinArgumentCount(signature, flags) {
-            var strongArityForUntypedJS = flags & 1;
-            var voidIsNonOptional = flags & 2;
-            if (voidIsNonOptional || signature.resolvedMinArgumentCount === undefined) {
-                var minArgumentCount = void 0;
-                if (signatureHasRestParameter(signature)) {
-                    var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
-                    if (isTupleType(restType)) {
-                        var firstOptionalIndex = ts.findIndex(restType.target.elementFlags, function (f) { return !(f & 1); });
-                        var requiredCount = firstOptionalIndex < 0 ? restType.target.fixedLength : firstOptionalIndex;
-                        if (requiredCount > 0) {
-                            minArgumentCount = signature.parameters.length - 1 + requiredCount;
-                        }
-                    }
-                }
-                if (minArgumentCount === undefined) {
-                    if (!strongArityForUntypedJS && signature.flags & 16) {
-                        return 0;
-                    }
-                    minArgumentCount = signature.minArgumentCount;
-                }
-                if (voidIsNonOptional) {
-                    return minArgumentCount;
-                }
-                for (var i = minArgumentCount - 1; i >= 0; i--) {
-                    var type = getTypeAtPosition(signature, i);
-                    if (filterType(type, acceptsVoid).flags & 131072) {
-                        break;
-                    }
-                    minArgumentCount = i;
-                }
-                signature.resolvedMinArgumentCount = minArgumentCount;
-            }
-            return signature.resolvedMinArgumentCount;
-        }
-        function hasEffectiveRestParameter(signature) {
-            if (signatureHasRestParameter(signature)) {
-                var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
-                return !isTupleType(restType) || restType.target.hasRestElement;
-            }
-            return false;
-        }
-        function getEffectiveRestType(signature) {
-            if (signatureHasRestParameter(signature)) {
-                var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
-                if (!isTupleType(restType)) {
-                    return restType;
-                }
-                if (restType.target.hasRestElement) {
-                    return sliceTupleType(restType, restType.target.fixedLength);
-                }
-            }
-            return undefined;
-        }
-        function getNonArrayRestType(signature) {
-            var restType = getEffectiveRestType(signature);
-            return restType && !isArrayType(restType) && !isTypeAny(restType) && (getReducedType(restType).flags & 131072) === 0 ? restType : undefined;
-        }
-        function getTypeOfFirstParameterOfSignature(signature) {
-            return getTypeOfFirstParameterOfSignatureWithFallback(signature, neverType);
-        }
-        function getTypeOfFirstParameterOfSignatureWithFallback(signature, fallbackType) {
-            return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : fallbackType;
-        }
-        function inferFromAnnotatedParameters(signature, context, inferenceContext) {
-            var len = signature.parameters.length - (signatureHasRestParameter(signature) ? 1 : 0);
-            for (var i = 0; i < len; i++) {
-                var declaration = signature.parameters[i].valueDeclaration;
-                if (declaration.type) {
-                    var typeNode = ts.getEffectiveTypeAnnotationNode(declaration);
-                    if (typeNode) {
-                        inferTypes(inferenceContext.inferences, getTypeFromTypeNode(typeNode), getTypeAtPosition(context, i));
-                    }
-                }
-            }
-            var restType = getEffectiveRestType(context);
-            if (restType && restType.flags & 262144) {
-                var instantiatedContext = instantiateSignature(context, inferenceContext.nonFixingMapper);
-                assignContextualParameterTypes(signature, instantiatedContext);
-                var restPos = getParameterCount(context) - 1;
-                inferTypes(inferenceContext.inferences, getRestTypeAtPosition(signature, restPos), restType);
-            }
-        }
-        function assignContextualParameterTypes(signature, context) {
-            signature.typeParameters = context.typeParameters;
-            if (context.thisParameter) {
-                var parameter = signature.thisParameter;
-                if (!parameter || parameter.valueDeclaration && !parameter.valueDeclaration.type) {
-                    if (!parameter) {
-                        signature.thisParameter = createSymbolWithType(context.thisParameter, undefined);
-                    }
-                    assignParameterType(signature.thisParameter, getTypeOfSymbol(context.thisParameter));
-                }
-            }
-            var len = signature.parameters.length - (signatureHasRestParameter(signature) ? 1 : 0);
-            for (var i = 0; i < len; i++) {
-                var parameter = signature.parameters[i];
-                if (!ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) {
-                    var contextualParameterType = tryGetTypeAtPosition(context, i);
-                    assignParameterType(parameter, contextualParameterType);
-                }
-            }
-            if (signatureHasRestParameter(signature)) {
-                var parameter = ts.last(signature.parameters);
-                if (ts.isTransientSymbol(parameter) || !ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) {
-                    var contextualParameterType = getRestTypeAtPosition(context, len);
-                    assignParameterType(parameter, contextualParameterType);
-                }
-            }
-        }
-        function assignNonContextualParameterTypes(signature) {
-            if (signature.thisParameter) {
-                assignParameterType(signature.thisParameter);
-            }
-            for (var _i = 0, _a = signature.parameters; _i < _a.length; _i++) {
-                var parameter = _a[_i];
-                assignParameterType(parameter);
-            }
-        }
-        function assignParameterType(parameter, type) {
-            var links = getSymbolLinks(parameter);
-            if (!links.type) {
-                var declaration = parameter.valueDeclaration;
-                links.type = type || getWidenedTypeForVariableLikeDeclaration(declaration, true);
-                if (declaration.name.kind !== 78) {
-                    if (links.type === unknownType) {
-                        links.type = getTypeFromBindingPattern(declaration.name);
-                    }
-                    assignBindingElementTypes(declaration.name);
-                }
-            }
-        }
-        function assignBindingElementTypes(pattern) {
-            for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
-                var element = _a[_i];
-                if (!ts.isOmittedExpression(element)) {
-                    if (element.name.kind === 78) {
-                        getSymbolLinks(getSymbolOfNode(element)).type = getTypeForBindingElement(element);
-                    }
-                    else {
-                        assignBindingElementTypes(element.name);
-                    }
-                }
-            }
-        }
-        function createPromiseType(promisedType) {
-            var globalPromiseType = getGlobalPromiseType(true);
-            if (globalPromiseType !== emptyGenericType) {
-                promisedType = getAwaitedType(promisedType) || unknownType;
-                return createTypeReference(globalPromiseType, [promisedType]);
-            }
-            return unknownType;
-        }
-        function createPromiseLikeType(promisedType) {
-            var globalPromiseLikeType = getGlobalPromiseLikeType(true);
-            if (globalPromiseLikeType !== emptyGenericType) {
-                promisedType = getAwaitedType(promisedType) || unknownType;
-                return createTypeReference(globalPromiseLikeType, [promisedType]);
-            }
-            return unknownType;
-        }
-        function createPromiseReturnType(func, promisedType) {
-            var promiseType = createPromiseType(promisedType);
-            if (promiseType === unknownType) {
-                error(func, ts.isImportCall(func) ?
-                    ts.Diagnostics.A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option :
-                    ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option);
-                return errorType;
-            }
-            else if (!getGlobalPromiseConstructorSymbol(true)) {
-                error(func, ts.isImportCall(func) ?
-                    ts.Diagnostics.A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option :
-                    ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option);
-            }
-            return promiseType;
-        }
-        function getReturnTypeFromBody(func, checkMode) {
-            if (!func.body) {
-                return errorType;
-            }
-            var functionFlags = ts.getFunctionFlags(func);
-            var isAsync = (functionFlags & 2) !== 0;
-            var isGenerator = (functionFlags & 1) !== 0;
-            var returnType;
-            var yieldType;
-            var nextType;
-            var fallbackReturnType = voidType;
-            if (func.body.kind !== 230) {
-                returnType = checkExpressionCached(func.body, checkMode && checkMode & ~8);
-                if (isAsync) {
-                    returnType = checkAwaitedType(returnType, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
-                }
-            }
-            else if (isGenerator) {
-                var returnTypes = checkAndAggregateReturnExpressionTypes(func, checkMode);
-                if (!returnTypes) {
-                    fallbackReturnType = neverType;
-                }
-                else if (returnTypes.length > 0) {
-                    returnType = getUnionType(returnTypes, 2);
-                }
-                var _a = checkAndAggregateYieldOperandTypes(func, checkMode), yieldTypes = _a.yieldTypes, nextTypes = _a.nextTypes;
-                yieldType = ts.some(yieldTypes) ? getUnionType(yieldTypes, 2) : undefined;
-                nextType = ts.some(nextTypes) ? getIntersectionType(nextTypes) : undefined;
-            }
-            else {
-                var types = checkAndAggregateReturnExpressionTypes(func, checkMode);
-                if (!types) {
-                    return functionFlags & 2
-                        ? createPromiseReturnType(func, neverType)
-                        : neverType;
-                }
-                if (types.length === 0) {
-                    return functionFlags & 2
-                        ? createPromiseReturnType(func, voidType)
-                        : voidType;
-                }
-                returnType = getUnionType(types, 2);
-            }
-            if (returnType || yieldType || nextType) {
-                if (yieldType)
-                    reportErrorsFromWidening(func, yieldType, 3);
-                if (returnType)
-                    reportErrorsFromWidening(func, returnType, 1);
-                if (nextType)
-                    reportErrorsFromWidening(func, nextType, 2);
-                if (returnType && isUnitType(returnType) ||
-                    yieldType && isUnitType(yieldType) ||
-                    nextType && isUnitType(nextType)) {
-                    var contextualSignature = getContextualSignatureForFunctionLikeDeclaration(func);
-                    var contextualType = !contextualSignature ? undefined :
-                        contextualSignature === getSignatureFromDeclaration(func) ? isGenerator ? undefined : returnType :
-                            instantiateContextualType(getReturnTypeOfSignature(contextualSignature), func);
-                    if (isGenerator) {
-                        yieldType = getWidenedLiteralLikeTypeForContextualIterationTypeIfNeeded(yieldType, contextualType, 0, isAsync);
-                        returnType = getWidenedLiteralLikeTypeForContextualIterationTypeIfNeeded(returnType, contextualType, 1, isAsync);
-                        nextType = getWidenedLiteralLikeTypeForContextualIterationTypeIfNeeded(nextType, contextualType, 2, isAsync);
-                    }
-                    else {
-                        returnType = getWidenedLiteralLikeTypeForContextualReturnTypeIfNeeded(returnType, contextualType, isAsync);
-                    }
-                }
-                if (yieldType)
-                    yieldType = getWidenedType(yieldType);
-                if (returnType)
-                    returnType = getWidenedType(returnType);
-                if (nextType)
-                    nextType = getWidenedType(nextType);
-            }
-            if (isGenerator) {
-                return createGeneratorReturnType(yieldType || neverType, returnType || fallbackReturnType, nextType || getContextualIterationType(2, func) || unknownType, isAsync);
-            }
-            else {
-                return isAsync
-                    ? createPromiseType(returnType || fallbackReturnType)
-                    : returnType || fallbackReturnType;
-            }
-        }
-        function createGeneratorReturnType(yieldType, returnType, nextType, isAsyncGenerator) {
-            var resolver = isAsyncGenerator ? asyncIterationTypesResolver : syncIterationTypesResolver;
-            var globalGeneratorType = resolver.getGlobalGeneratorType(false);
-            yieldType = resolver.resolveIterationType(yieldType, undefined) || unknownType;
-            returnType = resolver.resolveIterationType(returnType, undefined) || unknownType;
-            nextType = resolver.resolveIterationType(nextType, undefined) || unknownType;
-            if (globalGeneratorType === emptyGenericType) {
-                var globalType = resolver.getGlobalIterableIteratorType(false);
-                var iterationTypes = globalType !== emptyGenericType ? getIterationTypesOfGlobalIterableType(globalType, resolver) : undefined;
-                var iterableIteratorReturnType = iterationTypes ? iterationTypes.returnType : anyType;
-                var iterableIteratorNextType = iterationTypes ? iterationTypes.nextType : undefinedType;
-                if (isTypeAssignableTo(returnType, iterableIteratorReturnType) &&
-                    isTypeAssignableTo(iterableIteratorNextType, nextType)) {
-                    if (globalType !== emptyGenericType) {
-                        return createTypeFromGenericGlobalType(globalType, [yieldType]);
-                    }
-                    resolver.getGlobalIterableIteratorType(true);
-                    return emptyObjectType;
-                }
-                resolver.getGlobalGeneratorType(true);
-                return emptyObjectType;
-            }
-            return createTypeFromGenericGlobalType(globalGeneratorType, [yieldType, returnType, nextType]);
-        }
-        function checkAndAggregateYieldOperandTypes(func, checkMode) {
-            var yieldTypes = [];
-            var nextTypes = [];
-            var isAsync = (ts.getFunctionFlags(func) & 2) !== 0;
-            ts.forEachYieldExpression(func.body, function (yieldExpression) {
-                var yieldExpressionType = yieldExpression.expression ? checkExpression(yieldExpression.expression, checkMode) : undefinedWideningType;
-                ts.pushIfUnique(yieldTypes, getYieldedTypeOfYieldExpression(yieldExpression, yieldExpressionType, anyType, isAsync));
-                var nextType;
-                if (yieldExpression.asteriskToken) {
-                    var iterationTypes = getIterationTypesOfIterable(yieldExpressionType, isAsync ? 19 : 17, yieldExpression.expression);
-                    nextType = iterationTypes && iterationTypes.nextType;
-                }
-                else {
-                    nextType = getContextualType(yieldExpression);
-                }
-                if (nextType)
-                    ts.pushIfUnique(nextTypes, nextType);
-            });
-            return { yieldTypes: yieldTypes, nextTypes: nextTypes };
-        }
-        function getYieldedTypeOfYieldExpression(node, expressionType, sentType, isAsync) {
-            var errorNode = node.expression || node;
-            var yieldedType = node.asteriskToken ? checkIteratedTypeOrElementType(isAsync ? 19 : 17, expressionType, sentType, errorNode) : expressionType;
-            return !isAsync ? yieldedType : getAwaitedType(yieldedType, errorNode, node.asteriskToken
-                ? ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member
-                : ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
-        }
-        function getFactsFromTypeofSwitch(start, end, witnesses, hasDefault) {
-            var facts = 0;
-            if (hasDefault) {
-                for (var i = end; i < witnesses.length; i++) {
-                    facts |= typeofNEFacts.get(witnesses[i]) || 32768;
-                }
-                for (var i = start; i < end; i++) {
-                    facts &= ~(typeofNEFacts.get(witnesses[i]) || 0);
-                }
-                for (var i = 0; i < start; i++) {
-                    facts |= typeofNEFacts.get(witnesses[i]) || 32768;
-                }
-            }
-            else {
-                for (var i = start; i < end; i++) {
-                    facts |= typeofEQFacts.get(witnesses[i]) || 128;
-                }
-                for (var i = 0; i < start; i++) {
-                    facts &= ~(typeofEQFacts.get(witnesses[i]) || 0);
-                }
-            }
-            return facts;
-        }
-        function isExhaustiveSwitchStatement(node) {
-            var links = getNodeLinks(node);
-            return links.isExhaustive !== undefined ? links.isExhaustive : (links.isExhaustive = computeExhaustiveSwitchStatement(node));
-        }
-        function computeExhaustiveSwitchStatement(node) {
-            if (node.expression.kind === 211) {
-                var operandType = getTypeOfExpression(node.expression.expression);
-                var witnesses = getSwitchClauseTypeOfWitnesses(node, false);
-                var notEqualFacts_1 = getFactsFromTypeofSwitch(0, 0, witnesses, true);
-                var type_4 = getBaseConstraintOfType(operandType) || operandType;
-                if (type_4.flags & 3) {
-                    return (556800 & notEqualFacts_1) === 556800;
-                }
-                return !!(filterType(type_4, function (t) { return (getTypeFacts(t) & notEqualFacts_1) === notEqualFacts_1; }).flags & 131072);
-            }
-            var type = getTypeOfExpression(node.expression);
-            if (!isLiteralType(type)) {
-                return false;
-            }
-            var switchTypes = getSwitchClauseTypes(node);
-            if (!switchTypes.length || ts.some(switchTypes, isNeitherUnitTypeNorNever)) {
-                return false;
-            }
-            return eachTypeContainedIn(mapType(type, getRegularTypeOfLiteralType), switchTypes);
-        }
-        function functionHasImplicitReturn(func) {
-            return func.endFlowNode && isReachableFlowNode(func.endFlowNode);
-        }
-        function checkAndAggregateReturnExpressionTypes(func, checkMode) {
-            var functionFlags = ts.getFunctionFlags(func);
-            var aggregatedTypes = [];
-            var hasReturnWithNoExpression = functionHasImplicitReturn(func);
-            var hasReturnOfTypeNever = false;
-            ts.forEachReturnStatement(func.body, function (returnStatement) {
-                var expr = returnStatement.expression;
-                if (expr) {
-                    var type = checkExpressionCached(expr, checkMode && checkMode & ~8);
-                    if (functionFlags & 2) {
-                        type = checkAwaitedType(type, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
-                    }
-                    if (type.flags & 131072) {
-                        hasReturnOfTypeNever = true;
-                    }
-                    ts.pushIfUnique(aggregatedTypes, type);
-                }
-                else {
-                    hasReturnWithNoExpression = true;
-                }
-            });
-            if (aggregatedTypes.length === 0 && !hasReturnWithNoExpression && (hasReturnOfTypeNever || mayReturnNever(func))) {
-                return undefined;
-            }
-            if (strictNullChecks && aggregatedTypes.length && hasReturnWithNoExpression &&
-                !(isJSConstructor(func) && aggregatedTypes.some(function (t) { return t.symbol === func.symbol; }))) {
-                ts.pushIfUnique(aggregatedTypes, undefinedType);
-            }
-            return aggregatedTypes;
-        }
-        function mayReturnNever(func) {
-            switch (func.kind) {
-                case 208:
-                case 209:
-                    return true;
-                case 165:
-                    return func.parent.kind === 200;
-                default:
-                    return false;
-            }
-        }
-        function checkAllCodePathsInNonVoidFunctionReturnOrThrow(func, returnType) {
-            if (!produceDiagnostics) {
-                return;
-            }
-            var functionFlags = ts.getFunctionFlags(func);
-            var type = returnType && unwrapReturnType(returnType, functionFlags);
-            if (type && maybeTypeOfKind(type, 1 | 16384)) {
-                return;
-            }
-            if (func.kind === 164 || ts.nodeIsMissing(func.body) || func.body.kind !== 230 || !functionHasImplicitReturn(func)) {
-                return;
-            }
-            var hasExplicitReturn = func.flags & 512;
-            if (type && type.flags & 131072) {
-                error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_returning_never_cannot_have_a_reachable_end_point);
-            }
-            else if (type && !hasExplicitReturn) {
-                error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value);
-            }
-            else if (type && strictNullChecks && !isTypeAssignableTo(undefinedType, type)) {
-                error(ts.getEffectiveReturnTypeNode(func) || func, ts.Diagnostics.Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined);
-            }
-            else if (compilerOptions.noImplicitReturns) {
-                if (!type) {
-                    if (!hasExplicitReturn) {
-                        return;
-                    }
-                    var inferredReturnType = getReturnTypeOfSignature(getSignatureFromDeclaration(func));
-                    if (isUnwrappedReturnTypeVoidOrAny(func, inferredReturnType)) {
-                        return;
-                    }
-                }
-                error(ts.getEffectiveReturnTypeNode(func) || func, ts.Diagnostics.Not_all_code_paths_return_a_value);
-            }
-        }
-        function checkFunctionExpressionOrObjectLiteralMethod(node, checkMode) {
-            ts.Debug.assert(node.kind !== 165 || ts.isObjectLiteralMethod(node));
-            checkNodeDeferred(node);
-            if (checkMode && checkMode & 4 && isContextSensitive(node)) {
-                if (!ts.getEffectiveReturnTypeNode(node) && !hasContextSensitiveParameters(node)) {
-                    var contextualSignature = getContextualSignature(node);
-                    if (contextualSignature && couldContainTypeVariables(getReturnTypeOfSignature(contextualSignature))) {
-                        var links = getNodeLinks(node);
-                        if (links.contextFreeType) {
-                            return links.contextFreeType;
-                        }
-                        var returnType = getReturnTypeFromBody(node, checkMode);
-                        var returnOnlySignature = createSignature(undefined, undefined, undefined, ts.emptyArray, returnType, undefined, 0, 0);
-                        var returnOnlyType = createAnonymousType(node.symbol, emptySymbols, [returnOnlySignature], ts.emptyArray, undefined, undefined);
-                        returnOnlyType.objectFlags |= 2097152;
-                        return links.contextFreeType = returnOnlyType;
-                    }
-                }
-                return anyFunctionType;
-            }
-            var hasGrammarError = checkGrammarFunctionLikeDeclaration(node);
-            if (!hasGrammarError && node.kind === 208) {
-                checkGrammarForGenerator(node);
-            }
-            contextuallyCheckFunctionExpressionOrObjectLiteralMethod(node, checkMode);
-            return getTypeOfSymbol(getSymbolOfNode(node));
-        }
-        function contextuallyCheckFunctionExpressionOrObjectLiteralMethod(node, checkMode) {
-            var links = getNodeLinks(node);
-            if (!(links.flags & 1024)) {
-                var contextualSignature = getContextualSignature(node);
-                if (!(links.flags & 1024)) {
-                    links.flags |= 1024;
-                    var signature = ts.firstOrUndefined(getSignaturesOfType(getTypeOfSymbol(getSymbolOfNode(node)), 0));
-                    if (!signature) {
-                        return;
-                    }
-                    if (isContextSensitive(node)) {
-                        if (contextualSignature) {
-                            var inferenceContext = getInferenceContext(node);
-                            if (checkMode && checkMode & 2) {
-                                inferFromAnnotatedParameters(signature, contextualSignature, inferenceContext);
-                            }
-                            var instantiatedContextualSignature = inferenceContext ?
-                                instantiateSignature(contextualSignature, inferenceContext.mapper) : contextualSignature;
-                            assignContextualParameterTypes(signature, instantiatedContextualSignature);
-                        }
-                        else {
-                            assignNonContextualParameterTypes(signature);
-                        }
-                    }
-                    if (contextualSignature && !getReturnTypeFromAnnotation(node) && !signature.resolvedReturnType) {
-                        var returnType = getReturnTypeFromBody(node, checkMode);
-                        if (!signature.resolvedReturnType) {
-                            signature.resolvedReturnType = returnType;
-                        }
-                    }
-                    checkSignatureDeclaration(node);
-                }
-            }
-        }
-        function checkFunctionExpressionOrObjectLiteralMethodDeferred(node) {
-            ts.Debug.assert(node.kind !== 165 || ts.isObjectLiteralMethod(node));
-            var functionFlags = ts.getFunctionFlags(node);
-            var returnType = getReturnTypeFromAnnotation(node);
-            checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnType);
-            if (node.body) {
-                if (!ts.getEffectiveReturnTypeNode(node)) {
-                    getReturnTypeOfSignature(getSignatureFromDeclaration(node));
-                }
-                if (node.body.kind === 230) {
-                    checkSourceElement(node.body);
-                }
-                else {
-                    var exprType = checkExpression(node.body);
-                    var returnOrPromisedType = returnType && unwrapReturnType(returnType, functionFlags);
-                    if (returnOrPromisedType) {
-                        if ((functionFlags & 3) === 2) {
-                            var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
-                            checkTypeAssignableToAndOptionallyElaborate(awaitedType, returnOrPromisedType, node.body, node.body);
-                        }
-                        else {
-                            checkTypeAssignableToAndOptionallyElaborate(exprType, returnOrPromisedType, node.body, node.body);
-                        }
-                    }
-                }
-            }
-        }
-        function checkArithmeticOperandType(operand, type, diagnostic, isAwaitValid) {
-            if (isAwaitValid === void 0) { isAwaitValid = false; }
-            if (!isTypeAssignableTo(type, numberOrBigIntType)) {
-                var awaitedType = isAwaitValid && getAwaitedTypeOfPromise(type);
-                errorAndMaybeSuggestAwait(operand, !!awaitedType && isTypeAssignableTo(awaitedType, numberOrBigIntType), diagnostic);
-                return false;
-            }
-            return true;
-        }
-        function isReadonlyAssignmentDeclaration(d) {
-            if (!ts.isCallExpression(d)) {
-                return false;
-            }
-            if (!ts.isBindableObjectDefinePropertyCall(d)) {
-                return false;
-            }
-            var objectLitType = checkExpressionCached(d.arguments[2]);
-            var valueType = getTypeOfPropertyOfType(objectLitType, "value");
-            if (valueType) {
-                var writableProp = getPropertyOfType(objectLitType, "writable");
-                var writableType = writableProp && getTypeOfSymbol(writableProp);
-                if (!writableType || writableType === falseType || writableType === regularFalseType) {
-                    return true;
-                }
-                if (writableProp && writableProp.valueDeclaration && ts.isPropertyAssignment(writableProp.valueDeclaration)) {
-                    var initializer = writableProp.valueDeclaration.initializer;
-                    var rawOriginalType = checkExpression(initializer);
-                    if (rawOriginalType === falseType || rawOriginalType === regularFalseType) {
-                        return true;
-                    }
-                }
-                return false;
-            }
-            var setProp = getPropertyOfType(objectLitType, "set");
-            return !setProp;
-        }
-        function isReadonlySymbol(symbol) {
-            return !!(ts.getCheckFlags(symbol) & 8 ||
-                symbol.flags & 4 && ts.getDeclarationModifierFlagsFromSymbol(symbol) & 64 ||
-                symbol.flags & 3 && getDeclarationNodeFlagsFromSymbol(symbol) & 2 ||
-                symbol.flags & 98304 && !(symbol.flags & 65536) ||
-                symbol.flags & 8 ||
-                ts.some(symbol.declarations, isReadonlyAssignmentDeclaration));
-        }
-        function isAssignmentToReadonlyEntity(expr, symbol, assignmentKind) {
-            var _a, _b;
-            if (assignmentKind === 0) {
-                return false;
-            }
-            if (isReadonlySymbol(symbol)) {
-                if (symbol.flags & 4 &&
-                    ts.isAccessExpression(expr) &&
-                    expr.expression.kind === 107) {
-                    var ctor = ts.getContainingFunction(expr);
-                    if (!(ctor && (ctor.kind === 166 || isJSConstructor(ctor)))) {
-                        return true;
-                    }
-                    if (symbol.valueDeclaration) {
-                        var isAssignmentDeclaration_1 = ts.isBinaryExpression(symbol.valueDeclaration);
-                        var isLocalPropertyDeclaration = ctor.parent === symbol.valueDeclaration.parent;
-                        var isLocalParameterProperty = ctor === symbol.valueDeclaration.parent;
-                        var isLocalThisPropertyAssignment = isAssignmentDeclaration_1 && ((_a = symbol.parent) === null || _a === void 0 ? void 0 : _a.valueDeclaration) === ctor.parent;
-                        var isLocalThisPropertyAssignmentConstructorFunction = isAssignmentDeclaration_1 && ((_b = symbol.parent) === null || _b === void 0 ? void 0 : _b.valueDeclaration) === ctor;
-                        var isWriteableSymbol = isLocalPropertyDeclaration
-                            || isLocalParameterProperty
-                            || isLocalThisPropertyAssignment
-                            || isLocalThisPropertyAssignmentConstructorFunction;
-                        return !isWriteableSymbol;
-                    }
-                }
-                return true;
-            }
-            if (ts.isAccessExpression(expr)) {
-                var node = ts.skipParentheses(expr.expression);
-                if (node.kind === 78) {
-                    var symbol_2 = getNodeLinks(node).resolvedSymbol;
-                    if (symbol_2.flags & 2097152) {
-                        var declaration = getDeclarationOfAliasSymbol(symbol_2);
-                        return !!declaration && declaration.kind === 263;
-                    }
-                }
-            }
-            return false;
-        }
-        function checkReferenceExpression(expr, invalidReferenceMessage, invalidOptionalChainMessage) {
-            var node = ts.skipOuterExpressions(expr, 6 | 1);
-            if (node.kind !== 78 && !ts.isAccessExpression(node)) {
-                error(expr, invalidReferenceMessage);
-                return false;
-            }
-            if (node.flags & 32) {
-                error(expr, invalidOptionalChainMessage);
-                return false;
-            }
-            return true;
-        }
-        function checkDeleteExpression(node) {
-            checkExpression(node.expression);
-            var expr = ts.skipParentheses(node.expression);
-            if (!ts.isAccessExpression(expr)) {
-                error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_must_be_a_property_reference);
-                return booleanType;
-            }
-            if (ts.isPropertyAccessExpression(expr) && ts.isPrivateIdentifier(expr.name)) {
-                error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_private_identifier);
-            }
-            var links = getNodeLinks(expr);
-            var symbol = getExportSymbolOfValueSymbolIfExported(links.resolvedSymbol);
-            if (symbol) {
-                if (isReadonlySymbol(symbol)) {
-                    error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_read_only_property);
-                }
-                checkDeleteExpressionMustBeOptional(expr, getTypeOfSymbol(symbol));
-            }
-            return booleanType;
-        }
-        function checkDeleteExpressionMustBeOptional(expr, type) {
-            var AnyOrUnknownOrNeverFlags = 3 | 131072;
-            if (strictNullChecks && !(type.flags & AnyOrUnknownOrNeverFlags) && !(getFalsyFlags(type) & 32768)) {
-                error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_must_be_optional);
-            }
-        }
-        function checkTypeOfExpression(node) {
-            checkExpression(node.expression);
-            return typeofType;
-        }
-        function checkVoidExpression(node) {
-            checkExpression(node.expression);
-            return undefinedWideningType;
-        }
-        function checkAwaitExpression(node) {
-            if (produceDiagnostics) {
-                if (!(node.flags & 32768)) {
-                    if (ts.isInTopLevelContext(node)) {
-                        var sourceFile = ts.getSourceFileOfNode(node);
-                        if (!hasParseDiagnostics(sourceFile)) {
-                            var span = void 0;
-                            if (!ts.isEffectiveExternalModule(sourceFile, compilerOptions)) {
-                                if (!span)
-                                    span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
-                                var diagnostic = ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.await_expressions_are_only_allowed_at_the_top_level_of_a_file_when_that_file_is_a_module_but_this_file_has_no_imports_or_exports_Consider_adding_an_empty_export_to_make_this_file_a_module);
-                                diagnostics.add(diagnostic);
-                            }
-                            if ((moduleKind !== ts.ModuleKind.ESNext && moduleKind !== ts.ModuleKind.System) || languageVersion < 4) {
-                                span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
-                                var diagnostic = ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.Top_level_await_expressions_are_only_allowed_when_the_module_option_is_set_to_esnext_or_system_and_the_target_option_is_set_to_es2017_or_higher);
-                                diagnostics.add(diagnostic);
-                            }
-                        }
-                    }
-                    else {
-                        var sourceFile = ts.getSourceFileOfNode(node);
-                        if (!hasParseDiagnostics(sourceFile)) {
-                            var span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
-                            var diagnostic = ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.await_expressions_are_only_allowed_within_async_functions_and_at_the_top_levels_of_modules);
-                            var func = ts.getContainingFunction(node);
-                            if (func && func.kind !== 166 && (ts.getFunctionFlags(func) & 2) === 0) {
-                                var relatedInfo = ts.createDiagnosticForNode(func, ts.Diagnostics.Did_you_mean_to_mark_this_function_as_async);
-                                ts.addRelatedInfo(diagnostic, relatedInfo);
-                            }
-                            diagnostics.add(diagnostic);
-                        }
-                    }
-                }
-                if (isInParameterInitializerBeforeContainingFunction(node)) {
-                    error(node, ts.Diagnostics.await_expressions_cannot_be_used_in_a_parameter_initializer);
-                }
-            }
-            var operandType = checkExpression(node.expression);
-            var awaitedType = checkAwaitedType(operandType, node, ts.Diagnostics.Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
-            if (awaitedType === operandType && awaitedType !== errorType && !(operandType.flags & 3)) {
-                addErrorOrSuggestion(false, ts.createDiagnosticForNode(node, ts.Diagnostics.await_has_no_effect_on_the_type_of_this_expression));
-            }
-            return awaitedType;
-        }
-        function checkPrefixUnaryExpression(node) {
-            var operandType = checkExpression(node.operand);
-            if (operandType === silentNeverType) {
-                return silentNeverType;
-            }
-            switch (node.operand.kind) {
-                case 8:
-                    switch (node.operator) {
-                        case 40:
-                            return getFreshTypeOfLiteralType(getLiteralType(-node.operand.text));
-                        case 39:
-                            return getFreshTypeOfLiteralType(getLiteralType(+node.operand.text));
-                    }
-                    break;
-                case 9:
-                    if (node.operator === 40) {
-                        return getFreshTypeOfLiteralType(getLiteralType({
-                            negative: true,
-                            base10Value: ts.parsePseudoBigInt(node.operand.text)
-                        }));
-                    }
-            }
-            switch (node.operator) {
-                case 39:
-                case 40:
-                case 54:
-                    checkNonNullType(operandType, node.operand);
-                    if (maybeTypeOfKind(operandType, 12288)) {
-                        error(node.operand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(node.operator));
-                    }
-                    if (node.operator === 39) {
-                        if (maybeTypeOfKind(operandType, 2112)) {
-                            error(node.operand, ts.Diagnostics.Operator_0_cannot_be_applied_to_type_1, ts.tokenToString(node.operator), typeToString(getBaseTypeOfLiteralType(operandType)));
-                        }
-                        return numberType;
-                    }
-                    return getUnaryResultType(operandType);
-                case 53:
-                    checkTruthinessExpression(node.operand);
-                    var facts = getTypeFacts(operandType) & (4194304 | 8388608);
-                    return facts === 4194304 ? falseType :
-                        facts === 8388608 ? trueType :
-                            booleanType;
-                case 45:
-                case 46:
-                    var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_bigint_or_an_enum_type);
-                    if (ok) {
-                        checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_may_not_be_an_optional_property_access);
-                    }
-                    return getUnaryResultType(operandType);
-            }
-            return errorType;
-        }
-        function checkPostfixUnaryExpression(node) {
-            var operandType = checkExpression(node.operand);
-            if (operandType === silentNeverType) {
-                return silentNeverType;
-            }
-            var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_bigint_or_an_enum_type);
-            if (ok) {
-                checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_may_not_be_an_optional_property_access);
-            }
-            return getUnaryResultType(operandType);
-        }
-        function getUnaryResultType(operandType) {
-            if (maybeTypeOfKind(operandType, 2112)) {
-                return isTypeAssignableToKind(operandType, 3) || maybeTypeOfKind(operandType, 296)
-                    ? numberOrBigIntType
-                    : bigintType;
-            }
-            return numberType;
-        }
-        function maybeTypeOfKind(type, kind) {
-            if (type.flags & kind) {
-                return true;
-            }
-            if (type.flags & 3145728) {
-                var types = type.types;
-                for (var _i = 0, types_20 = types; _i < types_20.length; _i++) {
-                    var t = types_20[_i];
-                    if (maybeTypeOfKind(t, kind)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function isTypeAssignableToKind(source, kind, strict) {
-            if (source.flags & kind) {
-                return true;
-            }
-            if (strict && source.flags & (3 | 16384 | 32768 | 65536)) {
-                return false;
-            }
-            return !!(kind & 296) && isTypeAssignableTo(source, numberType) ||
-                !!(kind & 2112) && isTypeAssignableTo(source, bigintType) ||
-                !!(kind & 402653316) && isTypeAssignableTo(source, stringType) ||
-                !!(kind & 528) && isTypeAssignableTo(source, booleanType) ||
-                !!(kind & 16384) && isTypeAssignableTo(source, voidType) ||
-                !!(kind & 131072) && isTypeAssignableTo(source, neverType) ||
-                !!(kind & 65536) && isTypeAssignableTo(source, nullType) ||
-                !!(kind & 32768) && isTypeAssignableTo(source, undefinedType) ||
-                !!(kind & 4096) && isTypeAssignableTo(source, esSymbolType) ||
-                !!(kind & 67108864) && isTypeAssignableTo(source, nonPrimitiveType);
-        }
-        function allTypesAssignableToKind(source, kind, strict) {
-            return source.flags & 1048576 ?
-                ts.every(source.types, function (subType) { return allTypesAssignableToKind(subType, kind, strict); }) :
-                isTypeAssignableToKind(source, kind, strict);
-        }
-        function isConstEnumObjectType(type) {
-            return !!(ts.getObjectFlags(type) & 16) && !!type.symbol && isConstEnumSymbol(type.symbol);
-        }
-        function isConstEnumSymbol(symbol) {
-            return (symbol.flags & 128) !== 0;
-        }
-        function checkInstanceOfExpression(left, right, leftType, rightType) {
-            if (leftType === silentNeverType || rightType === silentNeverType) {
-                return silentNeverType;
-            }
-            if (!isTypeAny(leftType) &&
-                allTypesAssignableToKind(leftType, 131068)) {
-                error(left, ts.Diagnostics.The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter);
-            }
-            if (!(isTypeAny(rightType) || typeHasCallOrConstructSignatures(rightType) || isTypeSubtypeOf(rightType, globalFunctionType))) {
-                error(right, ts.Diagnostics.The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type);
-            }
-            return booleanType;
-        }
-        function checkInExpression(left, right, leftType, rightType) {
-            if (leftType === silentNeverType || rightType === silentNeverType) {
-                return silentNeverType;
-            }
-            leftType = checkNonNullType(leftType, left);
-            rightType = checkNonNullType(rightType, right);
-            if (!(allTypesAssignableToKind(leftType, 402653316 | 296 | 12288) ||
-                isTypeAssignableToKind(leftType, 4194304 | 134217728 | 268435456 | 262144))) {
-                error(left, ts.Diagnostics.The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol);
-            }
-            if (!allTypesAssignableToKind(rightType, 67108864 | 58982400)) {
-                error(right, ts.Diagnostics.The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter);
-            }
-            return booleanType;
-        }
-        function checkObjectLiteralAssignment(node, sourceType, rightIsThis) {
-            var properties = node.properties;
-            if (strictNullChecks && properties.length === 0) {
-                return checkNonNullType(sourceType, node);
-            }
-            for (var i = 0; i < properties.length; i++) {
-                checkObjectLiteralDestructuringPropertyAssignment(node, sourceType, i, properties, rightIsThis);
-            }
-            return sourceType;
-        }
-        function checkObjectLiteralDestructuringPropertyAssignment(node, objectLiteralType, propertyIndex, allProperties, rightIsThis) {
-            if (rightIsThis === void 0) { rightIsThis = false; }
-            var properties = node.properties;
-            var property = properties[propertyIndex];
-            if (property.kind === 288 || property.kind === 289) {
-                var name = property.name;
-                var exprType = getLiteralTypeFromPropertyName(name);
-                if (isTypeUsableAsPropertyName(exprType)) {
-                    var text = getPropertyNameFromType(exprType);
-                    var prop = getPropertyOfType(objectLiteralType, text);
-                    if (prop) {
-                        markPropertyAsReferenced(prop, property, rightIsThis);
-                        checkPropertyAccessibility(property, false, objectLiteralType, prop);
-                    }
-                }
-                var elementType = getIndexedAccessType(objectLiteralType, exprType, undefined, name, undefined, undefined, 16);
-                var type = getFlowTypeOfDestructuring(property, elementType);
-                return checkDestructuringAssignment(property.kind === 289 ? property : property.initializer, type);
-            }
-            else if (property.kind === 290) {
-                if (propertyIndex < properties.length - 1) {
-                    error(property, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern);
-                }
-                else {
-                    if (languageVersion < 99) {
-                        checkExternalEmitHelpers(property, 4);
-                    }
-                    var nonRestNames = [];
-                    if (allProperties) {
-                        for (var _i = 0, allProperties_1 = allProperties; _i < allProperties_1.length; _i++) {
-                            var otherProperty = allProperties_1[_i];
-                            if (!ts.isSpreadAssignment(otherProperty)) {
-                                nonRestNames.push(otherProperty.name);
-                            }
-                        }
-                    }
-                    var type = getRestType(objectLiteralType, nonRestNames, objectLiteralType.symbol);
-                    checkGrammarForDisallowedTrailingComma(allProperties, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
-                    return checkDestructuringAssignment(property.expression, type);
-                }
-            }
-            else {
-                error(property, ts.Diagnostics.Property_assignment_expected);
-            }
-        }
-        function checkArrayLiteralAssignment(node, sourceType, checkMode) {
-            var elements = node.elements;
-            if (languageVersion < 2 && compilerOptions.downlevelIteration) {
-                checkExternalEmitHelpers(node, 512);
-            }
-            var possiblyOutOfBoundsType = checkIteratedTypeOrElementType(65 | 128, sourceType, undefinedType, node) || errorType;
-            var inBoundsType = compilerOptions.noUncheckedIndexedAccess ? undefined : possiblyOutOfBoundsType;
-            for (var i = 0; i < elements.length; i++) {
-                var type = possiblyOutOfBoundsType;
-                if (node.elements[i].kind === 220) {
-                    type = inBoundsType = inBoundsType !== null && inBoundsType !== void 0 ? inBoundsType : (checkIteratedTypeOrElementType(65, sourceType, undefinedType, node) || errorType);
-                }
-                checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, type, checkMode);
-            }
-            return sourceType;
-        }
-        function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, checkMode) {
-            var elements = node.elements;
-            var element = elements[elementIndex];
-            if (element.kind !== 222) {
-                if (element.kind !== 220) {
-                    var indexType = getLiteralType(elementIndex);
-                    if (isArrayLikeType(sourceType)) {
-                        var accessFlags = 16 | (hasDefaultValue(element) ? 8 : 0);
-                        var elementType_2 = getIndexedAccessTypeOrUndefined(sourceType, indexType, undefined, createSyntheticExpression(element, indexType), accessFlags) || errorType;
-                        var assignedType = hasDefaultValue(element) ? getTypeWithFacts(elementType_2, 524288) : elementType_2;
-                        var type = getFlowTypeOfDestructuring(element, assignedType);
-                        return checkDestructuringAssignment(element, type, checkMode);
-                    }
-                    return checkDestructuringAssignment(element, elementType, checkMode);
-                }
-                if (elementIndex < elements.length - 1) {
-                    error(element, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern);
-                }
-                else {
-                    var restExpression = element.expression;
-                    if (restExpression.kind === 216 && restExpression.operatorToken.kind === 62) {
-                        error(restExpression.operatorToken, ts.Diagnostics.A_rest_element_cannot_have_an_initializer);
-                    }
-                    else {
-                        checkGrammarForDisallowedTrailingComma(node.elements, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
-                        var type = everyType(sourceType, isTupleType) ?
-                            mapType(sourceType, function (t) { return sliceTupleType(t, elementIndex); }) :
-                            createArrayType(elementType);
-                        return checkDestructuringAssignment(restExpression, type, checkMode);
-                    }
-                }
-            }
-            return undefined;
-        }
-        function checkDestructuringAssignment(exprOrAssignment, sourceType, checkMode, rightIsThis) {
-            var target;
-            if (exprOrAssignment.kind === 289) {
-                var prop = exprOrAssignment;
-                if (prop.objectAssignmentInitializer) {
-                    if (strictNullChecks &&
-                        !(getFalsyFlags(checkExpression(prop.objectAssignmentInitializer)) & 32768)) {
-                        sourceType = getTypeWithFacts(sourceType, 524288);
-                    }
-                    checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, checkMode);
-                }
-                target = exprOrAssignment.name;
-            }
-            else {
-                target = exprOrAssignment;
-            }
-            if (target.kind === 216 && target.operatorToken.kind === 62) {
-                checkBinaryExpression(target, checkMode);
-                target = target.left;
-            }
-            if (target.kind === 200) {
-                return checkObjectLiteralAssignment(target, sourceType, rightIsThis);
-            }
-            if (target.kind === 199) {
-                return checkArrayLiteralAssignment(target, sourceType, checkMode);
-            }
-            return checkReferenceAssignment(target, sourceType, checkMode);
-        }
-        function checkReferenceAssignment(target, sourceType, checkMode) {
-            var targetType = checkExpression(target, checkMode);
-            var error = target.parent.kind === 290 ?
-                ts.Diagnostics.The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access :
-                ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access;
-            var optionalError = target.parent.kind === 290 ?
-                ts.Diagnostics.The_target_of_an_object_rest_assignment_may_not_be_an_optional_property_access :
-                ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_may_not_be_an_optional_property_access;
-            if (checkReferenceExpression(target, error, optionalError)) {
-                checkTypeAssignableToAndOptionallyElaborate(sourceType, targetType, target, target);
-            }
-            if (ts.isPrivateIdentifierPropertyAccessExpression(target)) {
-                checkExternalEmitHelpers(target.parent, 2097152);
-            }
-            return sourceType;
-        }
-        function isSideEffectFree(node) {
-            node = ts.skipParentheses(node);
-            switch (node.kind) {
-                case 78:
-                case 10:
-                case 13:
-                case 205:
-                case 218:
-                case 14:
-                case 8:
-                case 9:
-                case 109:
-                case 94:
-                case 103:
-                case 150:
-                case 208:
-                case 221:
-                case 209:
-                case 199:
-                case 200:
-                case 211:
-                case 225:
-                case 274:
-                case 273:
-                    return true;
-                case 217:
-                    return isSideEffectFree(node.whenTrue) &&
-                        isSideEffectFree(node.whenFalse);
-                case 216:
-                    if (ts.isAssignmentOperator(node.operatorToken.kind)) {
-                        return false;
-                    }
-                    return isSideEffectFree(node.left) &&
-                        isSideEffectFree(node.right);
-                case 214:
-                case 215:
-                    switch (node.operator) {
-                        case 53:
-                        case 39:
-                        case 40:
-                        case 54:
-                            return true;
-                    }
-                    return false;
-                case 212:
-                case 206:
-                case 224:
-                default:
-                    return false;
-            }
-        }
-        function isTypeEqualityComparableTo(source, target) {
-            return (target.flags & 98304) !== 0 || isTypeComparableTo(source, target);
-        }
-        function checkBinaryExpression(node, checkMode) {
-            var workStacks = {
-                expr: [node],
-                state: [0],
-                leftType: [undefined]
-            };
-            var stackIndex = 0;
-            var lastResult;
-            while (stackIndex >= 0) {
-                node = workStacks.expr[stackIndex];
-                switch (workStacks.state[stackIndex]) {
-                    case 0: {
-                        if (ts.isInJSFile(node) && ts.getAssignedExpandoInitializer(node)) {
-                            finishInvocation(checkExpression(node.right, checkMode));
-                            break;
-                        }
-                        checkGrammarNullishCoalesceWithLogicalExpression(node);
-                        var operator = node.operatorToken.kind;
-                        if (operator === 62 && (node.left.kind === 200 || node.left.kind === 199)) {
-                            finishInvocation(checkDestructuringAssignment(node.left, checkExpression(node.right, checkMode), checkMode, node.right.kind === 107));
-                            break;
-                        }
-                        advanceState(1);
-                        maybeCheckExpression(node.left);
-                        break;
-                    }
-                    case 1: {
-                        var leftType = lastResult;
-                        workStacks.leftType[stackIndex] = leftType;
-                        var operator = node.operatorToken.kind;
-                        if (operator === 55 || operator === 56 || operator === 60) {
-                            checkTruthinessOfType(leftType, node.left);
-                        }
-                        advanceState(2);
-                        maybeCheckExpression(node.right);
-                        break;
-                    }
-                    case 2: {
-                        var leftType = workStacks.leftType[stackIndex];
-                        var rightType = lastResult;
-                        finishInvocation(checkBinaryLikeExpressionWorker(node.left, node.operatorToken, node.right, leftType, rightType, node));
-                        break;
-                    }
-                    default: return ts.Debug.fail("Invalid state " + workStacks.state[stackIndex] + " for checkBinaryExpression");
-                }
-            }
-            return lastResult;
-            function finishInvocation(result) {
-                lastResult = result;
-                stackIndex--;
-            }
-            function advanceState(nextState) {
-                workStacks.state[stackIndex] = nextState;
-            }
-            function maybeCheckExpression(node) {
-                if (ts.isBinaryExpression(node)) {
-                    stackIndex++;
-                    workStacks.expr[stackIndex] = node;
-                    workStacks.state[stackIndex] = 0;
-                    workStacks.leftType[stackIndex] = undefined;
-                }
-                else {
-                    lastResult = checkExpression(node, checkMode);
-                }
-            }
-        }
-        function checkGrammarNullishCoalesceWithLogicalExpression(node) {
-            var left = node.left, operatorToken = node.operatorToken, right = node.right;
-            if (operatorToken.kind === 60) {
-                if (ts.isBinaryExpression(left) && (left.operatorToken.kind === 56 || left.operatorToken.kind === 55)) {
-                    grammarErrorOnNode(left, ts.Diagnostics._0_and_1_operations_cannot_be_mixed_without_parentheses, ts.tokenToString(left.operatorToken.kind), ts.tokenToString(operatorToken.kind));
-                }
-                if (ts.isBinaryExpression(right) && (right.operatorToken.kind === 56 || right.operatorToken.kind === 55)) {
-                    grammarErrorOnNode(right, ts.Diagnostics._0_and_1_operations_cannot_be_mixed_without_parentheses, ts.tokenToString(right.operatorToken.kind), ts.tokenToString(operatorToken.kind));
-                }
-            }
-        }
-        function checkBinaryLikeExpression(left, operatorToken, right, checkMode, errorNode) {
-            var operator = operatorToken.kind;
-            if (operator === 62 && (left.kind === 200 || left.kind === 199)) {
-                return checkDestructuringAssignment(left, checkExpression(right, checkMode), checkMode, right.kind === 107);
-            }
-            var leftType;
-            if (operator === 55 || operator === 56 || operator === 60) {
-                leftType = checkTruthinessExpression(left, checkMode);
-            }
-            else {
-                leftType = checkExpression(left, checkMode);
-            }
-            var rightType = checkExpression(right, checkMode);
-            return checkBinaryLikeExpressionWorker(left, operatorToken, right, leftType, rightType, errorNode);
-        }
-        function checkBinaryLikeExpressionWorker(left, operatorToken, right, leftType, rightType, errorNode) {
-            var operator = operatorToken.kind;
-            switch (operator) {
-                case 41:
-                case 42:
-                case 65:
-                case 66:
-                case 43:
-                case 67:
-                case 44:
-                case 68:
-                case 40:
-                case 64:
-                case 47:
-                case 69:
-                case 48:
-                case 70:
-                case 49:
-                case 71:
-                case 51:
-                case 73:
-                case 52:
-                case 77:
-                case 50:
-                case 72:
-                    if (leftType === silentNeverType || rightType === silentNeverType) {
-                        return silentNeverType;
-                    }
-                    leftType = checkNonNullType(leftType, left);
-                    rightType = checkNonNullType(rightType, right);
-                    var suggestedOperator = void 0;
-                    if ((leftType.flags & 528) &&
-                        (rightType.flags & 528) &&
-                        (suggestedOperator = getSuggestedBooleanOperator(operatorToken.kind)) !== undefined) {
-                        error(errorNode || operatorToken, ts.Diagnostics.The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead, ts.tokenToString(operatorToken.kind), ts.tokenToString(suggestedOperator));
-                        return numberType;
-                    }
-                    else {
-                        var leftOk = checkArithmeticOperandType(left, leftType, ts.Diagnostics.The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_bigint_or_an_enum_type, true);
-                        var rightOk = checkArithmeticOperandType(right, rightType, ts.Diagnostics.The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_bigint_or_an_enum_type, true);
-                        var resultType_1;
-                        if ((isTypeAssignableToKind(leftType, 3) && isTypeAssignableToKind(rightType, 3)) ||
-                            !(maybeTypeOfKind(leftType, 2112) || maybeTypeOfKind(rightType, 2112))) {
-                            resultType_1 = numberType;
-                        }
-                        else if (bothAreBigIntLike(leftType, rightType)) {
-                            switch (operator) {
-                                case 49:
-                                case 71:
-                                    reportOperatorError();
-                                    break;
-                                case 42:
-                                case 66:
-                                    if (languageVersion < 3) {
-                                        error(errorNode, ts.Diagnostics.Exponentiation_cannot_be_performed_on_bigint_values_unless_the_target_option_is_set_to_es2016_or_later);
-                                    }
-                            }
-                            resultType_1 = bigintType;
-                        }
-                        else {
-                            reportOperatorError(bothAreBigIntLike);
-                            resultType_1 = errorType;
-                        }
-                        if (leftOk && rightOk) {
-                            checkAssignmentOperator(resultType_1);
-                        }
-                        return resultType_1;
-                    }
-                case 39:
-                case 63:
-                    if (leftType === silentNeverType || rightType === silentNeverType) {
-                        return silentNeverType;
-                    }
-                    if (!isTypeAssignableToKind(leftType, 402653316) && !isTypeAssignableToKind(rightType, 402653316)) {
-                        leftType = checkNonNullType(leftType, left);
-                        rightType = checkNonNullType(rightType, right);
-                    }
-                    var resultType = void 0;
-                    if (isTypeAssignableToKind(leftType, 296, true) && isTypeAssignableToKind(rightType, 296, true)) {
-                        resultType = numberType;
-                    }
-                    else if (isTypeAssignableToKind(leftType, 2112, true) && isTypeAssignableToKind(rightType, 2112, true)) {
-                        resultType = bigintType;
-                    }
-                    else if (isTypeAssignableToKind(leftType, 402653316, true) || isTypeAssignableToKind(rightType, 402653316, true)) {
-                        resultType = stringType;
-                    }
-                    else if (isTypeAny(leftType) || isTypeAny(rightType)) {
-                        resultType = leftType === errorType || rightType === errorType ? errorType : anyType;
-                    }
-                    if (resultType && !checkForDisallowedESSymbolOperand(operator)) {
-                        return resultType;
-                    }
-                    if (!resultType) {
-                        var closeEnoughKind_1 = 296 | 2112 | 402653316 | 3;
-                        reportOperatorError(function (left, right) {
-                            return isTypeAssignableToKind(left, closeEnoughKind_1) &&
-                                isTypeAssignableToKind(right, closeEnoughKind_1);
-                        });
-                        return anyType;
-                    }
-                    if (operator === 63) {
-                        checkAssignmentOperator(resultType);
-                    }
-                    return resultType;
-                case 29:
-                case 31:
-                case 32:
-                case 33:
-                    if (checkForDisallowedESSymbolOperand(operator)) {
-                        leftType = getBaseTypeOfLiteralType(checkNonNullType(leftType, left));
-                        rightType = getBaseTypeOfLiteralType(checkNonNullType(rightType, right));
-                        reportOperatorErrorUnless(function (left, right) {
-                            return isTypeComparableTo(left, right) || isTypeComparableTo(right, left) || (isTypeAssignableTo(left, numberOrBigIntType) && isTypeAssignableTo(right, numberOrBigIntType));
-                        });
-                    }
-                    return booleanType;
-                case 34:
-                case 35:
-                case 36:
-                case 37:
-                    reportOperatorErrorUnless(function (left, right) { return isTypeEqualityComparableTo(left, right) || isTypeEqualityComparableTo(right, left); });
-                    return booleanType;
-                case 101:
-                    return checkInstanceOfExpression(left, right, leftType, rightType);
-                case 100:
-                    return checkInExpression(left, right, leftType, rightType);
-                case 55:
-                case 75: {
-                    var resultType_2 = getTypeFacts(leftType) & 4194304 ?
-                        getUnionType([extractDefinitelyFalsyTypes(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType)), rightType]) :
-                        leftType;
-                    if (operator === 75) {
-                        checkAssignmentOperator(rightType);
-                    }
-                    return resultType_2;
-                }
-                case 56:
-                case 74: {
-                    var resultType_3 = getTypeFacts(leftType) & 8388608 ?
-                        getUnionType([removeDefinitelyFalsyTypes(leftType), rightType], 2) :
-                        leftType;
-                    if (operator === 74) {
-                        checkAssignmentOperator(rightType);
-                    }
-                    return resultType_3;
-                }
-                case 60:
-                case 76: {
-                    var resultType_4 = getTypeFacts(leftType) & 262144 ?
-                        getUnionType([getNonNullableType(leftType), rightType], 2) :
-                        leftType;
-                    if (operator === 76) {
-                        checkAssignmentOperator(rightType);
-                    }
-                    return resultType_4;
-                }
-                case 62:
-                    var declKind = ts.isBinaryExpression(left.parent) ? ts.getAssignmentDeclarationKind(left.parent) : 0;
-                    checkAssignmentDeclaration(declKind, rightType);
-                    if (isAssignmentDeclaration(declKind)) {
-                        if (!(rightType.flags & 524288) ||
-                            declKind !== 2 &&
-                                declKind !== 6 &&
-                                !isEmptyObjectType(rightType) &&
-                                !isFunctionObjectType(rightType) &&
-                                !(ts.getObjectFlags(rightType) & 1)) {
-                            checkAssignmentOperator(rightType);
-                        }
-                        return leftType;
-                    }
-                    else {
-                        checkAssignmentOperator(rightType);
-                        return getRegularTypeOfObjectLiteral(rightType);
-                    }
-                case 27:
-                    if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left) && !isEvalNode(right)) {
-                        var sf = ts.getSourceFileOfNode(left);
-                        var sourceText = sf.text;
-                        var start_3 = ts.skipTrivia(sourceText, left.pos);
-                        var isInDiag2657 = sf.parseDiagnostics.some(function (diag) {
-                            if (diag.code !== ts.Diagnostics.JSX_expressions_must_have_one_parent_element.code)
-                                return false;
-                            return ts.textSpanContainsPosition(diag, start_3);
-                        });
-                        if (!isInDiag2657)
-                            error(left, ts.Diagnostics.Left_side_of_comma_operator_is_unused_and_has_no_side_effects);
-                    }
-                    return rightType;
-                default:
-                    return ts.Debug.fail();
-            }
-            function bothAreBigIntLike(left, right) {
-                return isTypeAssignableToKind(left, 2112) && isTypeAssignableToKind(right, 2112);
-            }
-            function checkAssignmentDeclaration(kind, rightType) {
-                if (kind === 2) {
-                    for (var _i = 0, _a = getPropertiesOfObjectType(rightType); _i < _a.length; _i++) {
-                        var prop = _a[_i];
-                        var propType = getTypeOfSymbol(prop);
-                        if (propType.symbol && propType.symbol.flags & 32) {
-                            var name = prop.escapedName;
-                            var symbol = resolveName(prop.valueDeclaration, name, 788968, undefined, name, false);
-                            if (symbol && symbol.declarations.some(ts.isJSDocTypedefTag)) {
-                                addDuplicateDeclarationErrorsForSymbols(symbol, ts.Diagnostics.Duplicate_identifier_0, ts.unescapeLeadingUnderscores(name), prop);
-                                addDuplicateDeclarationErrorsForSymbols(prop, ts.Diagnostics.Duplicate_identifier_0, ts.unescapeLeadingUnderscores(name), symbol);
-                            }
-                        }
-                    }
-                }
-            }
-            function isEvalNode(node) {
-                return node.kind === 78 && node.escapedText === "eval";
-            }
-            function checkForDisallowedESSymbolOperand(operator) {
-                var offendingSymbolOperand = maybeTypeOfKind(leftType, 12288) ? left :
-                    maybeTypeOfKind(rightType, 12288) ? right :
-                        undefined;
-                if (offendingSymbolOperand) {
-                    error(offendingSymbolOperand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(operator));
-                    return false;
-                }
-                return true;
-            }
-            function getSuggestedBooleanOperator(operator) {
-                switch (operator) {
-                    case 51:
-                    case 73:
-                        return 56;
-                    case 52:
-                    case 77:
-                        return 37;
-                    case 50:
-                    case 72:
-                        return 55;
-                    default:
-                        return undefined;
-                }
-            }
-            function checkAssignmentOperator(valueType) {
-                if (produceDiagnostics && ts.isAssignmentOperator(operator)) {
-                    if (checkReferenceExpression(left, ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access, ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_may_not_be_an_optional_property_access)
-                        && (!ts.isIdentifier(left) || ts.unescapeLeadingUnderscores(left.escapedText) !== "exports")) {
-                        checkTypeAssignableToAndOptionallyElaborate(valueType, leftType, left, right);
-                    }
-                }
-            }
-            function isAssignmentDeclaration(kind) {
-                var _a;
-                switch (kind) {
-                    case 2:
-                        return true;
-                    case 1:
-                    case 5:
-                    case 6:
-                    case 3:
-                    case 4:
-                        var symbol = getSymbolOfNode(left);
-                        var init = ts.getAssignedExpandoInitializer(right);
-                        return !!init && ts.isObjectLiteralExpression(init) &&
-                            !!((_a = symbol === null || symbol === void 0 ? void 0 : symbol.exports) === null || _a === void 0 ? void 0 : _a.size);
-                    default:
-                        return false;
-                }
-            }
-            function reportOperatorErrorUnless(typesAreCompatible) {
-                if (!typesAreCompatible(leftType, rightType)) {
-                    reportOperatorError(typesAreCompatible);
-                    return true;
-                }
-                return false;
-            }
-            function reportOperatorError(isRelated) {
-                var _a;
-                var wouldWorkWithAwait = false;
-                var errNode = errorNode || operatorToken;
-                if (isRelated) {
-                    var awaitedLeftType = getAwaitedType(leftType);
-                    var awaitedRightType = getAwaitedType(rightType);
-                    wouldWorkWithAwait = !(awaitedLeftType === leftType && awaitedRightType === rightType)
-                        && !!(awaitedLeftType && awaitedRightType)
-                        && isRelated(awaitedLeftType, awaitedRightType);
-                }
-                var effectiveLeft = leftType;
-                var effectiveRight = rightType;
-                if (!wouldWorkWithAwait && isRelated) {
-                    _a = getBaseTypesIfUnrelated(leftType, rightType, isRelated), effectiveLeft = _a[0], effectiveRight = _a[1];
-                }
-                var _b = getTypeNamesForErrorDisplay(effectiveLeft, effectiveRight), leftStr = _b[0], rightStr = _b[1];
-                if (!tryGiveBetterPrimaryError(errNode, wouldWorkWithAwait, leftStr, rightStr)) {
-                    errorAndMaybeSuggestAwait(errNode, wouldWorkWithAwait, ts.Diagnostics.Operator_0_cannot_be_applied_to_types_1_and_2, ts.tokenToString(operatorToken.kind), leftStr, rightStr);
-                }
-            }
-            function tryGiveBetterPrimaryError(errNode, maybeMissingAwait, leftStr, rightStr) {
-                var typeName;
-                switch (operatorToken.kind) {
-                    case 36:
-                    case 34:
-                        typeName = "false";
-                        break;
-                    case 37:
-                    case 35:
-                        typeName = "true";
-                }
-                if (typeName) {
-                    return errorAndMaybeSuggestAwait(errNode, maybeMissingAwait, ts.Diagnostics.This_condition_will_always_return_0_since_the_types_1_and_2_have_no_overlap, typeName, leftStr, rightStr);
-                }
-                return undefined;
-            }
-        }
-        function getBaseTypesIfUnrelated(leftType, rightType, isRelated) {
-            var effectiveLeft = leftType;
-            var effectiveRight = rightType;
-            var leftBase = getBaseTypeOfLiteralType(leftType);
-            var rightBase = getBaseTypeOfLiteralType(rightType);
-            if (!isRelated(leftBase, rightBase)) {
-                effectiveLeft = leftBase;
-                effectiveRight = rightBase;
-            }
-            return [effectiveLeft, effectiveRight];
-        }
-        function checkYieldExpression(node) {
-            if (produceDiagnostics) {
-                if (!(node.flags & 8192)) {
-                    grammarErrorOnFirstToken(node, ts.Diagnostics.A_yield_expression_is_only_allowed_in_a_generator_body);
-                }
-                if (isInParameterInitializerBeforeContainingFunction(node)) {
-                    error(node, ts.Diagnostics.yield_expressions_cannot_be_used_in_a_parameter_initializer);
-                }
-            }
-            var func = ts.getContainingFunction(node);
-            if (!func)
-                return anyType;
-            var functionFlags = ts.getFunctionFlags(func);
-            if (!(functionFlags & 1)) {
-                return anyType;
-            }
-            var isAsync = (functionFlags & 2) !== 0;
-            if (node.asteriskToken) {
-                if (isAsync && languageVersion < 99) {
-                    checkExternalEmitHelpers(node, 53248);
-                }
-                if (!isAsync && languageVersion < 2 && compilerOptions.downlevelIteration) {
-                    checkExternalEmitHelpers(node, 256);
-                }
-            }
-            var returnType = getReturnTypeFromAnnotation(func);
-            var iterationTypes = returnType && getIterationTypesOfGeneratorFunctionReturnType(returnType, isAsync);
-            var signatureYieldType = iterationTypes && iterationTypes.yieldType || anyType;
-            var signatureNextType = iterationTypes && iterationTypes.nextType || anyType;
-            var resolvedSignatureNextType = isAsync ? getAwaitedType(signatureNextType) || anyType : signatureNextType;
-            var yieldExpressionType = node.expression ? checkExpression(node.expression) : undefinedWideningType;
-            var yieldedType = getYieldedTypeOfYieldExpression(node, yieldExpressionType, resolvedSignatureNextType, isAsync);
-            if (returnType && yieldedType) {
-                checkTypeAssignableToAndOptionallyElaborate(yieldedType, signatureYieldType, node.expression || node, node.expression);
-            }
-            if (node.asteriskToken) {
-                var use = isAsync ? 19 : 17;
-                return getIterationTypeOfIterable(use, 1, yieldExpressionType, node.expression)
-                    || anyType;
-            }
-            else if (returnType) {
-                return getIterationTypeOfGeneratorFunctionReturnType(2, returnType, isAsync)
-                    || anyType;
-            }
-            return getContextualIterationType(2, func) || anyType;
-        }
-        function checkConditionalExpression(node, checkMode) {
-            var type = checkTruthinessExpression(node.condition);
-            checkTestingKnownTruthyCallableType(node.condition, node.whenTrue, type);
-            var type1 = checkExpression(node.whenTrue, checkMode);
-            var type2 = checkExpression(node.whenFalse, checkMode);
-            return getUnionType([type1, type2], 2);
-        }
-        function checkTemplateExpression(node) {
-            var texts = [node.head.text];
-            var types = [];
-            for (var _i = 0, _a = node.templateSpans; _i < _a.length; _i++) {
-                var span = _a[_i];
-                var type = checkExpression(span.expression);
-                if (maybeTypeOfKind(type, 12288)) {
-                    error(span.expression, ts.Diagnostics.Implicit_conversion_of_a_symbol_to_a_string_will_fail_at_runtime_Consider_wrapping_this_expression_in_String);
-                }
-                texts.push(span.literal.text);
-                types.push(isTypeAssignableTo(type, templateConstraintType) ? type : stringType);
-            }
-            return isConstContext(node) ? getTemplateLiteralType(texts, types) : stringType;
-        }
-        function getContextNode(node) {
-            if (node.kind === 281 && !ts.isJsxSelfClosingElement(node.parent)) {
-                return node.parent.parent;
-            }
-            return node;
-        }
-        function checkExpressionWithContextualType(node, contextualType, inferenceContext, checkMode) {
-            var context = getContextNode(node);
-            var saveContextualType = context.contextualType;
-            var saveInferenceContext = context.inferenceContext;
-            try {
-                context.contextualType = contextualType;
-                context.inferenceContext = inferenceContext;
-                var type = checkExpression(node, checkMode | 1 | (inferenceContext ? 2 : 0));
-                var result = maybeTypeOfKind(type, 2944) && isLiteralOfContextualType(type, instantiateContextualType(contextualType, node)) ?
-                    getRegularTypeOfLiteralType(type) : type;
-                return result;
-            }
-            finally {
-                context.contextualType = saveContextualType;
-                context.inferenceContext = saveInferenceContext;
-            }
-        }
-        function checkExpressionCached(node, checkMode) {
-            var links = getNodeLinks(node);
-            if (!links.resolvedType) {
-                if (checkMode && checkMode !== 0) {
-                    return checkExpression(node, checkMode);
-                }
-                var saveFlowLoopStart = flowLoopStart;
-                var saveFlowTypeCache = flowTypeCache;
-                flowLoopStart = flowLoopCount;
-                flowTypeCache = undefined;
-                links.resolvedType = checkExpression(node, checkMode);
-                flowTypeCache = saveFlowTypeCache;
-                flowLoopStart = saveFlowLoopStart;
-            }
-            return links.resolvedType;
-        }
-        function isTypeAssertion(node) {
-            node = ts.skipParentheses(node);
-            return node.kind === 206 || node.kind === 224;
-        }
-        function checkDeclarationInitializer(declaration, contextualType) {
-            var initializer = ts.getEffectiveInitializer(declaration);
-            var type = getQuickTypeOfExpression(initializer) ||
-                (contextualType ? checkExpressionWithContextualType(initializer, contextualType, undefined, 0) : checkExpressionCached(initializer));
-            return ts.isParameter(declaration) && declaration.name.kind === 197 &&
-                isTupleType(type) && !type.target.hasRestElement && getTypeReferenceArity(type) < declaration.name.elements.length ?
-                padTupleType(type, declaration.name) : type;
-        }
-        function padTupleType(type, pattern) {
-            var patternElements = pattern.elements;
-            var elementTypes = getTypeArguments(type).slice();
-            var elementFlags = type.target.elementFlags.slice();
-            for (var i = getTypeReferenceArity(type); i < patternElements.length; i++) {
-                var e = patternElements[i];
-                if (i < patternElements.length - 1 || !(e.kind === 198 && e.dotDotDotToken)) {
-                    elementTypes.push(!ts.isOmittedExpression(e) && hasDefaultValue(e) ? getTypeFromBindingElement(e, false, false) : anyType);
-                    elementFlags.push(2);
-                    if (!ts.isOmittedExpression(e) && !hasDefaultValue(e)) {
-                        reportImplicitAny(e, anyType);
-                    }
-                }
-            }
-            return createTupleType(elementTypes, elementFlags, type.target.readonly);
-        }
-        function widenTypeInferredFromInitializer(declaration, type) {
-            var widened = ts.getCombinedNodeFlags(declaration) & 2 || ts.isDeclarationReadonly(declaration) ? type : getWidenedLiteralType(type);
-            if (ts.isInJSFile(declaration)) {
-                if (widened.flags & 98304) {
-                    reportImplicitAny(declaration, anyType);
-                    return anyType;
-                }
-                else if (isEmptyArrayLiteralType(widened)) {
-                    reportImplicitAny(declaration, anyArrayType);
-                    return anyArrayType;
-                }
-            }
-            return widened;
-        }
-        function isLiteralOfContextualType(candidateType, contextualType) {
-            if (contextualType) {
-                if (contextualType.flags & 3145728) {
-                    var types = contextualType.types;
-                    return ts.some(types, function (t) { return isLiteralOfContextualType(candidateType, t); });
-                }
-                if (contextualType.flags & 58982400) {
-                    var constraint = getBaseConstraintOfType(contextualType) || unknownType;
-                    return maybeTypeOfKind(constraint, 4) && maybeTypeOfKind(candidateType, 128) ||
-                        maybeTypeOfKind(constraint, 8) && maybeTypeOfKind(candidateType, 256) ||
-                        maybeTypeOfKind(constraint, 64) && maybeTypeOfKind(candidateType, 2048) ||
-                        maybeTypeOfKind(constraint, 4096) && maybeTypeOfKind(candidateType, 8192) ||
-                        isLiteralOfContextualType(candidateType, constraint);
-                }
-                return !!(contextualType.flags & (128 | 4194304 | 134217728 | 268435456) && maybeTypeOfKind(candidateType, 128) ||
-                    contextualType.flags & 256 && maybeTypeOfKind(candidateType, 256) ||
-                    contextualType.flags & 2048 && maybeTypeOfKind(candidateType, 2048) ||
-                    contextualType.flags & 512 && maybeTypeOfKind(candidateType, 512) ||
-                    contextualType.flags & 8192 && maybeTypeOfKind(candidateType, 8192));
-            }
-            return false;
-        }
-        function isConstContext(node) {
-            var parent = node.parent;
-            return ts.isAssertionExpression(parent) && ts.isConstTypeReference(parent.type) ||
-                (ts.isParenthesizedExpression(parent) || ts.isArrayLiteralExpression(parent) || ts.isSpreadElement(parent)) && isConstContext(parent) ||
-                (ts.isPropertyAssignment(parent) || ts.isShorthandPropertyAssignment(parent) || ts.isTemplateSpan(parent)) && isConstContext(parent.parent);
-        }
-        function checkExpressionForMutableLocation(node, checkMode, contextualType, forceTuple) {
-            var type = checkExpression(node, checkMode, forceTuple);
-            return isConstContext(node) ? getRegularTypeOfLiteralType(type) :
-                isTypeAssertion(node) ? type :
-                    getWidenedLiteralLikeTypeForContextualType(type, instantiateContextualType(arguments.length === 2 ? getContextualType(node) : contextualType, node));
-        }
-        function checkPropertyAssignment(node, checkMode) {
-            if (node.name.kind === 158) {
-                checkComputedPropertyName(node.name);
-            }
-            return checkExpressionForMutableLocation(node.initializer, checkMode);
-        }
-        function checkObjectLiteralMethod(node, checkMode) {
-            checkGrammarMethod(node);
-            if (node.name.kind === 158) {
-                checkComputedPropertyName(node.name);
-            }
-            var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, checkMode);
-            return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode);
-        }
-        function instantiateTypeWithSingleGenericCallSignature(node, type, checkMode) {
-            if (checkMode && checkMode & (2 | 8)) {
-                var callSignature = getSingleSignature(type, 0, true);
-                var constructSignature = getSingleSignature(type, 1, true);
-                var signature = callSignature || constructSignature;
-                if (signature && signature.typeParameters) {
-                    var contextualType = getApparentTypeOfContextualType(node, 2);
-                    if (contextualType) {
-                        var contextualSignature = getSingleSignature(getNonNullableType(contextualType), callSignature ? 0 : 1, false);
-                        if (contextualSignature && !contextualSignature.typeParameters) {
-                            if (checkMode & 8) {
-                                skippedGenericFunction(node, checkMode);
-                                return anyFunctionType;
-                            }
-                            var context = getInferenceContext(node);
-                            var returnType = context.signature && getReturnTypeOfSignature(context.signature);
-                            var returnSignature = returnType && getSingleCallOrConstructSignature(returnType);
-                            if (returnSignature && !returnSignature.typeParameters && !ts.every(context.inferences, hasInferenceCandidates)) {
-                                var uniqueTypeParameters = getUniqueTypeParameters(context, signature.typeParameters);
-                                var instantiatedSignature = getSignatureInstantiationWithoutFillingInTypeArguments(signature, uniqueTypeParameters);
-                                var inferences_3 = ts.map(context.inferences, function (info) { return createInferenceInfo(info.typeParameter); });
-                                applyToParameterTypes(instantiatedSignature, contextualSignature, function (source, target) {
-                                    inferTypes(inferences_3, source, target, 0, true);
-                                });
-                                if (ts.some(inferences_3, hasInferenceCandidates)) {
-                                    applyToReturnTypes(instantiatedSignature, contextualSignature, function (source, target) {
-                                        inferTypes(inferences_3, source, target);
-                                    });
-                                    if (!hasOverlappingInferences(context.inferences, inferences_3)) {
-                                        mergeInferences(context.inferences, inferences_3);
-                                        context.inferredTypeParameters = ts.concatenate(context.inferredTypeParameters, uniqueTypeParameters);
-                                        return getOrCreateTypeFromSignature(instantiatedSignature);
-                                    }
-                                }
-                            }
-                            return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, context));
-                        }
-                    }
-                }
-            }
-            return type;
-        }
-        function skippedGenericFunction(node, checkMode) {
-            if (checkMode & 2) {
-                var context = getInferenceContext(node);
-                context.flags |= 4;
-            }
-        }
-        function hasInferenceCandidates(info) {
-            return !!(info.candidates || info.contraCandidates);
-        }
-        function hasOverlappingInferences(a, b) {
-            for (var i = 0; i < a.length; i++) {
-                if (hasInferenceCandidates(a[i]) && hasInferenceCandidates(b[i])) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function mergeInferences(target, source) {
-            for (var i = 0; i < target.length; i++) {
-                if (!hasInferenceCandidates(target[i]) && hasInferenceCandidates(source[i])) {
-                    target[i] = source[i];
-                }
-            }
-        }
-        function getUniqueTypeParameters(context, typeParameters) {
-            var result = [];
-            var oldTypeParameters;
-            var newTypeParameters;
-            for (var _i = 0, typeParameters_2 = typeParameters; _i < typeParameters_2.length; _i++) {
-                var tp = typeParameters_2[_i];
-                var name = tp.symbol.escapedName;
-                if (hasTypeParameterByName(context.inferredTypeParameters, name) || hasTypeParameterByName(result, name)) {
-                    var newName = getUniqueTypeParameterName(ts.concatenate(context.inferredTypeParameters, result), name);
-                    var symbol = createSymbol(262144, newName);
-                    var newTypeParameter = createTypeParameter(symbol);
-                    newTypeParameter.target = tp;
-                    oldTypeParameters = ts.append(oldTypeParameters, tp);
-                    newTypeParameters = ts.append(newTypeParameters, newTypeParameter);
-                    result.push(newTypeParameter);
-                }
-                else {
-                    result.push(tp);
-                }
-            }
-            if (newTypeParameters) {
-                var mapper = createTypeMapper(oldTypeParameters, newTypeParameters);
-                for (var _a = 0, newTypeParameters_1 = newTypeParameters; _a < newTypeParameters_1.length; _a++) {
-                    var tp = newTypeParameters_1[_a];
-                    tp.mapper = mapper;
-                }
-            }
-            return result;
-        }
-        function hasTypeParameterByName(typeParameters, name) {
-            return ts.some(typeParameters, function (tp) { return tp.symbol.escapedName === name; });
-        }
-        function getUniqueTypeParameterName(typeParameters, baseName) {
-            var len = baseName.length;
-            while (len > 1 && baseName.charCodeAt(len - 1) >= 48 && baseName.charCodeAt(len - 1) <= 57)
-                len--;
-            var s = baseName.slice(0, len);
-            for (var index = 1; true; index++) {
-                var augmentedName = (s + index);
-                if (!hasTypeParameterByName(typeParameters, augmentedName)) {
-                    return augmentedName;
-                }
-            }
-        }
-        function getReturnTypeOfSingleNonGenericCallSignature(funcType) {
-            var signature = getSingleCallSignature(funcType);
-            if (signature && !signature.typeParameters) {
-                return getReturnTypeOfSignature(signature);
-            }
-        }
-        function getReturnTypeOfSingleNonGenericSignatureOfCallChain(expr) {
-            var funcType = checkExpression(expr.expression);
-            var nonOptionalType = getOptionalExpressionType(funcType, expr.expression);
-            var returnType = getReturnTypeOfSingleNonGenericCallSignature(funcType);
-            return returnType && propagateOptionalTypeMarker(returnType, expr, nonOptionalType !== funcType);
-        }
-        function getTypeOfExpression(node) {
-            var quickType = getQuickTypeOfExpression(node);
-            if (quickType) {
-                return quickType;
-            }
-            if (node.flags & 67108864 && flowTypeCache) {
-                var cachedType = flowTypeCache[getNodeId(node)];
-                if (cachedType) {
-                    return cachedType;
-                }
-            }
-            var startInvocationCount = flowInvocationCount;
-            var type = checkExpression(node);
-            if (flowInvocationCount !== startInvocationCount) {
-                var cache = flowTypeCache || (flowTypeCache = []);
-                cache[getNodeId(node)] = type;
-                ts.setNodeFlags(node, node.flags | 67108864);
-            }
-            return type;
-        }
-        function getQuickTypeOfExpression(node) {
-            var expr = ts.skipParentheses(node);
-            if (ts.isCallExpression(expr) && expr.expression.kind !== 105 && !ts.isRequireCall(expr, true) && !isSymbolOrSymbolForCall(expr)) {
-                var type = ts.isCallChain(expr) ? getReturnTypeOfSingleNonGenericSignatureOfCallChain(expr) :
-                    getReturnTypeOfSingleNonGenericCallSignature(checkNonNullExpression(expr.expression));
-                if (type) {
-                    return type;
-                }
-            }
-            else if (ts.isAssertionExpression(expr) && !ts.isConstTypeReference(expr.type)) {
-                return getTypeFromTypeNode(expr.type);
-            }
-            else if (node.kind === 8 || node.kind === 10 ||
-                node.kind === 109 || node.kind === 94) {
-                return checkExpression(node);
-            }
-            return undefined;
-        }
-        function getContextFreeTypeOfExpression(node) {
-            var links = getNodeLinks(node);
-            if (links.contextFreeType) {
-                return links.contextFreeType;
-            }
-            var saveContextualType = node.contextualType;
-            node.contextualType = anyType;
-            try {
-                var type = links.contextFreeType = checkExpression(node, 4);
-                return type;
-            }
-            finally {
-                node.contextualType = saveContextualType;
-            }
-        }
-        function checkExpression(node, checkMode, forceTuple) {
-            ts.tracing.push("check", "checkExpression", { kind: node.kind, pos: node.pos, end: node.end });
-            var saveCurrentNode = currentNode;
-            currentNode = node;
-            instantiationCount = 0;
-            var uninstantiatedType = checkExpressionWorker(node, checkMode, forceTuple);
-            var type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode);
-            if (isConstEnumObjectType(type)) {
-                checkConstEnumAccess(node, type);
-            }
-            currentNode = saveCurrentNode;
-            ts.tracing.pop();
-            return type;
-        }
-        function checkConstEnumAccess(node, type) {
-            var ok = (node.parent.kind === 201 && node.parent.expression === node) ||
-                (node.parent.kind === 202 && node.parent.expression === node) ||
-                ((node.kind === 78 || node.kind === 157) && isInRightSideOfImportOrExportAssignment(node) ||
-                    (node.parent.kind === 176 && node.parent.exprName === node)) ||
-                (node.parent.kind === 270);
-            if (!ok) {
-                error(node, ts.Diagnostics.const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment_or_type_query);
-            }
-            if (compilerOptions.isolatedModules) {
-                ts.Debug.assert(!!(type.symbol.flags & 128));
-                var constEnumDeclaration = type.symbol.valueDeclaration;
-                if (constEnumDeclaration.flags & 8388608) {
-                    error(node, ts.Diagnostics.Cannot_access_ambient_const_enums_when_the_isolatedModules_flag_is_provided);
-                }
-            }
-        }
-        function checkParenthesizedExpression(node, checkMode) {
-            var tag = ts.isInJSFile(node) ? ts.getJSDocTypeTag(node) : undefined;
-            if (tag) {
-                return checkAssertionWorker(tag, tag.typeExpression.type, node.expression, checkMode);
-            }
-            return checkExpression(node.expression, checkMode);
-        }
-        function checkExpressionWorker(node, checkMode, forceTuple) {
-            var kind = node.kind;
-            if (cancellationToken) {
-                switch (kind) {
-                    case 221:
-                    case 208:
-                    case 209:
-                        cancellationToken.throwIfCancellationRequested();
-                }
-            }
-            switch (kind) {
-                case 78:
-                    return checkIdentifier(node);
-                case 107:
-                    return checkThisExpression(node);
-                case 105:
-                    return checkSuperExpression(node);
-                case 103:
-                    return nullWideningType;
-                case 14:
-                case 10:
-                    return getFreshTypeOfLiteralType(getLiteralType(node.text));
-                case 8:
-                    checkGrammarNumericLiteral(node);
-                    return getFreshTypeOfLiteralType(getLiteralType(+node.text));
-                case 9:
-                    checkGrammarBigIntLiteral(node);
-                    return getFreshTypeOfLiteralType(getBigIntLiteralType(node));
-                case 109:
-                    return trueType;
-                case 94:
-                    return falseType;
-                case 218:
-                    return checkTemplateExpression(node);
-                case 13:
-                    return globalRegExpType;
-                case 199:
-                    return checkArrayLiteral(node, checkMode, forceTuple);
-                case 200:
-                    return checkObjectLiteral(node, checkMode);
-                case 201:
-                    return checkPropertyAccessExpression(node);
-                case 157:
-                    return checkQualifiedName(node);
-                case 202:
-                    return checkIndexedAccess(node);
-                case 203:
-                    if (node.expression.kind === 99) {
-                        return checkImportCallExpression(node);
-                    }
-                case 204:
-                    return checkCallExpression(node, checkMode);
-                case 205:
-                    return checkTaggedTemplateExpression(node);
-                case 207:
-                    return checkParenthesizedExpression(node, checkMode);
-                case 221:
-                    return checkClassExpression(node);
-                case 208:
-                case 209:
-                    return checkFunctionExpressionOrObjectLiteralMethod(node, checkMode);
-                case 211:
-                    return checkTypeOfExpression(node);
-                case 206:
-                case 224:
-                    return checkAssertion(node);
-                case 225:
-                    return checkNonNullAssertion(node);
-                case 226:
-                    return checkMetaProperty(node);
-                case 210:
-                    return checkDeleteExpression(node);
-                case 212:
-                    return checkVoidExpression(node);
-                case 213:
-                    return checkAwaitExpression(node);
-                case 214:
-                    return checkPrefixUnaryExpression(node);
-                case 215:
-                    return checkPostfixUnaryExpression(node);
-                case 216:
-                    return checkBinaryExpression(node, checkMode);
-                case 217:
-                    return checkConditionalExpression(node, checkMode);
-                case 220:
-                    return checkSpreadExpression(node, checkMode);
-                case 222:
-                    return undefinedWideningType;
-                case 219:
-                    return checkYieldExpression(node);
-                case 227:
-                    return checkSyntheticExpression(node);
-                case 283:
-                    return checkJsxExpression(node, checkMode);
-                case 273:
-                    return checkJsxElement(node, checkMode);
-                case 274:
-                    return checkJsxSelfClosingElement(node, checkMode);
-                case 277:
-                    return checkJsxFragment(node);
-                case 281:
-                    return checkJsxAttributes(node, checkMode);
-                case 275:
-                    ts.Debug.fail("Shouldn't ever directly check a JsxOpeningElement");
-            }
-            return errorType;
-        }
-        function checkTypeParameter(node) {
-            if (node.expression) {
-                grammarErrorOnFirstToken(node.expression, ts.Diagnostics.Type_expected);
-            }
-            checkSourceElement(node.constraint);
-            checkSourceElement(node.default);
-            var typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node));
-            getBaseConstraintOfType(typeParameter);
-            if (!hasNonCircularTypeParameterDefault(typeParameter)) {
-                error(node.default, ts.Diagnostics.Type_parameter_0_has_a_circular_default, typeToString(typeParameter));
-            }
-            var constraintType = getConstraintOfTypeParameter(typeParameter);
-            var defaultType = getDefaultFromTypeParameter(typeParameter);
-            if (constraintType && defaultType) {
-                checkTypeAssignableTo(defaultType, getTypeWithThisArgument(instantiateType(constraintType, makeUnaryTypeMapper(typeParameter, defaultType)), defaultType), node.default, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1);
-            }
-            if (produceDiagnostics) {
-                checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_parameter_name_cannot_be_0);
-            }
-        }
-        function checkParameter(node) {
-            checkGrammarDecoratorsAndModifiers(node);
-            checkVariableLikeDeclaration(node);
-            var func = ts.getContainingFunction(node);
-            if (ts.hasSyntacticModifier(node, 92)) {
-                if (!(func.kind === 166 && ts.nodeIsPresent(func.body))) {
-                    error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation);
-                }
-                if (func.kind === 166 && ts.isIdentifier(node.name) && node.name.escapedText === "constructor") {
-                    error(node.name, ts.Diagnostics.constructor_cannot_be_used_as_a_parameter_property_name);
-                }
-            }
-            if (node.questionToken && ts.isBindingPattern(node.name) && func.body) {
-                error(node, ts.Diagnostics.A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature);
-            }
-            if (node.name && ts.isIdentifier(node.name) && (node.name.escapedText === "this" || node.name.escapedText === "new")) {
-                if (func.parameters.indexOf(node) !== 0) {
-                    error(node, ts.Diagnostics.A_0_parameter_must_be_the_first_parameter, node.name.escapedText);
-                }
-                if (func.kind === 166 || func.kind === 170 || func.kind === 175) {
-                    error(node, ts.Diagnostics.A_constructor_cannot_have_a_this_parameter);
-                }
-                if (func.kind === 209) {
-                    error(node, ts.Diagnostics.An_arrow_function_cannot_have_a_this_parameter);
-                }
-                if (func.kind === 167 || func.kind === 168) {
-                    error(node, ts.Diagnostics.get_and_set_accessors_cannot_declare_this_parameters);
-                }
-            }
-            if (node.dotDotDotToken && !ts.isBindingPattern(node.name) && !isTypeAssignableTo(getReducedType(getTypeOfSymbol(node.symbol)), anyReadonlyArrayType)) {
-                error(node, ts.Diagnostics.A_rest_parameter_must_be_of_an_array_type);
-            }
-        }
-        function checkTypePredicate(node) {
-            var parent = getTypePredicateParent(node);
-            if (!parent) {
-                error(node, ts.Diagnostics.A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods);
-                return;
-            }
-            var signature = getSignatureFromDeclaration(parent);
-            var typePredicate = getTypePredicateOfSignature(signature);
-            if (!typePredicate) {
-                return;
-            }
-            checkSourceElement(node.type);
-            var parameterName = node.parameterName;
-            if (typePredicate.kind === 0 || typePredicate.kind === 2) {
-                getTypeFromThisTypeNode(parameterName);
-            }
-            else {
-                if (typePredicate.parameterIndex >= 0) {
-                    if (signatureHasRestParameter(signature) && typePredicate.parameterIndex === signature.parameters.length - 1) {
-                        error(parameterName, ts.Diagnostics.A_type_predicate_cannot_reference_a_rest_parameter);
-                    }
-                    else {
-                        if (typePredicate.type) {
-                            var leadingError = function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); };
-                            checkTypeAssignableTo(typePredicate.type, getTypeOfSymbol(signature.parameters[typePredicate.parameterIndex]), node.type, undefined, leadingError);
-                        }
-                    }
-                }
-                else if (parameterName) {
-                    var hasReportedError = false;
-                    for (var _i = 0, _a = parent.parameters; _i < _a.length; _i++) {
-                        var name = _a[_i].name;
-                        if (ts.isBindingPattern(name) &&
-                            checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, parameterName, typePredicate.parameterName)) {
-                            hasReportedError = true;
-                            break;
-                        }
-                    }
-                    if (!hasReportedError) {
-                        error(node.parameterName, ts.Diagnostics.Cannot_find_parameter_0, typePredicate.parameterName);
-                    }
-                }
-            }
-        }
-        function getTypePredicateParent(node) {
-            switch (node.parent.kind) {
-                case 209:
-                case 169:
-                case 251:
-                case 208:
-                case 174:
-                case 165:
-                case 164:
-                    var parent = node.parent;
-                    if (node === parent.type) {
-                        return parent;
-                    }
-            }
-        }
-        function checkIfTypePredicateVariableIsDeclaredInBindingPattern(pattern, predicateVariableNode, predicateVariableName) {
-            for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
-                var element = _a[_i];
-                if (ts.isOmittedExpression(element)) {
-                    continue;
-                }
-                var name = element.name;
-                if (name.kind === 78 && name.escapedText === predicateVariableName) {
-                    error(predicateVariableNode, ts.Diagnostics.A_type_predicate_cannot_reference_element_0_in_a_binding_pattern, predicateVariableName);
-                    return true;
-                }
-                else if (name.kind === 197 || name.kind === 196) {
-                    if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, predicateVariableNode, predicateVariableName)) {
-                        return true;
-                    }
-                }
-            }
-        }
-        function checkSignatureDeclaration(node) {
-            if (node.kind === 171) {
-                checkGrammarIndexSignature(node);
-            }
-            else if (node.kind === 174 || node.kind === 251 || node.kind === 175 ||
-                node.kind === 169 || node.kind === 166 ||
-                node.kind === 170) {
-                checkGrammarFunctionLikeDeclaration(node);
-            }
-            var functionFlags = ts.getFunctionFlags(node);
-            if (!(functionFlags & 4)) {
-                if ((functionFlags & 3) === 3 && languageVersion < 99) {
-                    checkExternalEmitHelpers(node, 12288);
-                }
-                if ((functionFlags & 3) === 2 && languageVersion < 4) {
-                    checkExternalEmitHelpers(node, 64);
-                }
-                if ((functionFlags & 3) !== 0 && languageVersion < 2) {
-                    checkExternalEmitHelpers(node, 128);
-                }
-            }
-            checkTypeParameters(node.typeParameters);
-            ts.forEach(node.parameters, checkParameter);
-            if (node.type) {
-                checkSourceElement(node.type);
-            }
-            if (produceDiagnostics) {
-                checkCollisionWithArgumentsInGeneratedCode(node);
-                var returnTypeNode = ts.getEffectiveReturnTypeNode(node);
-                if (noImplicitAny && !returnTypeNode) {
-                    switch (node.kind) {
-                        case 170:
-                            error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
-                            break;
-                        case 169:
-                            error(node, ts.Diagnostics.Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
-                            break;
-                    }
-                }
-                if (returnTypeNode) {
-                    var functionFlags_1 = ts.getFunctionFlags(node);
-                    if ((functionFlags_1 & (4 | 1)) === 1) {
-                        var returnType = getTypeFromTypeNode(returnTypeNode);
-                        if (returnType === voidType) {
-                            error(returnTypeNode, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation);
-                        }
-                        else {
-                            var generatorYieldType = getIterationTypeOfGeneratorFunctionReturnType(0, returnType, (functionFlags_1 & 2) !== 0) || anyType;
-                            var generatorReturnType = getIterationTypeOfGeneratorFunctionReturnType(1, returnType, (functionFlags_1 & 2) !== 0) || generatorYieldType;
-                            var generatorNextType = getIterationTypeOfGeneratorFunctionReturnType(2, returnType, (functionFlags_1 & 2) !== 0) || unknownType;
-                            var generatorInstantiation = createGeneratorReturnType(generatorYieldType, generatorReturnType, generatorNextType, !!(functionFlags_1 & 2));
-                            checkTypeAssignableTo(generatorInstantiation, returnType, returnTypeNode);
-                        }
-                    }
-                    else if ((functionFlags_1 & 3) === 2) {
-                        checkAsyncFunctionReturnType(node, returnTypeNode);
-                    }
-                }
-                if (node.kind !== 171 && node.kind !== 308) {
-                    registerForUnusedIdentifiersCheck(node);
-                }
-            }
-        }
-        function checkClassForDuplicateDeclarations(node) {
-            var instanceNames = new ts.Map();
-            var staticNames = new ts.Map();
-            var privateIdentifiers = new ts.Map();
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                if (member.kind === 166) {
-                    for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) {
-                        var param = _c[_b];
-                        if (ts.isParameterPropertyDeclaration(param, member) && !ts.isBindingPattern(param.name)) {
-                            addName(instanceNames, param.name, param.name.escapedText, 3);
-                        }
-                    }
-                }
-                else {
-                    var isStatic = ts.hasSyntacticModifier(member, 32);
-                    var name = member.name;
-                    if (!name) {
-                        return;
-                    }
-                    var names = ts.isPrivateIdentifier(name) ? privateIdentifiers :
-                        isStatic ? staticNames :
-                            instanceNames;
-                    var memberName = name && ts.getPropertyNameForPropertyNameNode(name);
-                    if (memberName) {
-                        switch (member.kind) {
-                            case 167:
-                                addName(names, name, memberName, 1);
-                                break;
-                            case 168:
-                                addName(names, name, memberName, 2);
-                                break;
-                            case 163:
-                                addName(names, name, memberName, 3);
-                                break;
-                            case 165:
-                                addName(names, name, memberName, 8);
-                                break;
-                        }
-                    }
-                }
-            }
-            function addName(names, location, name, meaning) {
-                var prev = names.get(name);
-                if (prev) {
-                    if (prev & 8) {
-                        if (meaning !== 8) {
-                            error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location));
-                        }
-                    }
-                    else if (prev & meaning) {
-                        error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location));
-                    }
-                    else {
-                        names.set(name, prev | meaning);
-                    }
-                }
-                else {
-                    names.set(name, meaning);
-                }
-            }
-        }
-        function checkClassForStaticPropertyNameConflicts(node) {
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                var memberNameNode = member.name;
-                var isStatic = ts.hasSyntacticModifier(member, 32);
-                if (isStatic && memberNameNode) {
-                    var memberName = ts.getPropertyNameForPropertyNameNode(memberNameNode);
-                    switch (memberName) {
-                        case "name":
-                        case "length":
-                        case "caller":
-                        case "arguments":
-                        case "prototype":
-                            var message = ts.Diagnostics.Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1;
-                            var className = getNameOfSymbolAsWritten(getSymbolOfNode(node));
-                            error(memberNameNode, message, memberName, className);
-                            break;
-                    }
-                }
-            }
-        }
-        function checkObjectTypeForDuplicateDeclarations(node) {
-            var names = new ts.Map();
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                if (member.kind === 162) {
-                    var memberName = void 0;
-                    var name = member.name;
-                    switch (name.kind) {
-                        case 10:
-                        case 8:
-                            memberName = name.text;
-                            break;
-                        case 78:
-                            memberName = ts.idText(name);
-                            break;
-                        default:
-                            continue;
-                    }
-                    if (names.get(memberName)) {
-                        error(ts.getNameOfDeclaration(member.symbol.valueDeclaration), ts.Diagnostics.Duplicate_identifier_0, memberName);
-                        error(member.name, ts.Diagnostics.Duplicate_identifier_0, memberName);
-                    }
-                    else {
-                        names.set(memberName, true);
-                    }
-                }
-            }
-        }
-        function checkTypeForDuplicateIndexSignatures(node) {
-            if (node.kind === 253) {
-                var nodeSymbol = getSymbolOfNode(node);
-                if (nodeSymbol.declarations.length > 0 && nodeSymbol.declarations[0] !== node) {
-                    return;
-                }
-            }
-            var indexSymbol = getIndexSymbol(getSymbolOfNode(node));
-            if (indexSymbol) {
-                var seenNumericIndexer = false;
-                var seenStringIndexer = false;
-                for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    var declaration = decl;
-                    if (declaration.parameters.length === 1 && declaration.parameters[0].type) {
-                        switch (declaration.parameters[0].type.kind) {
-                            case 147:
-                                if (!seenStringIndexer) {
-                                    seenStringIndexer = true;
-                                }
-                                else {
-                                    error(declaration, ts.Diagnostics.Duplicate_string_index_signature);
-                                }
-                                break;
-                            case 144:
-                                if (!seenNumericIndexer) {
-                                    seenNumericIndexer = true;
-                                }
-                                else {
-                                    error(declaration, ts.Diagnostics.Duplicate_number_index_signature);
-                                }
-                                break;
-                        }
-                    }
-                }
-            }
-        }
-        function checkPropertyDeclaration(node) {
-            if (!checkGrammarDecoratorsAndModifiers(node) && !checkGrammarProperty(node))
-                checkGrammarComputedPropertyName(node.name);
-            checkVariableLikeDeclaration(node);
-            if (ts.isPrivateIdentifier(node.name) && languageVersion < 99) {
-                for (var lexicalScope = ts.getEnclosingBlockScopeContainer(node); !!lexicalScope; lexicalScope = ts.getEnclosingBlockScopeContainer(lexicalScope)) {
-                    getNodeLinks(lexicalScope).flags |= 67108864;
-                }
-            }
-        }
-        function checkPropertySignature(node) {
-            if (ts.isPrivateIdentifier(node.name)) {
-                error(node, ts.Diagnostics.Private_identifiers_are_not_allowed_outside_class_bodies);
-            }
-            return checkPropertyDeclaration(node);
-        }
-        function checkMethodDeclaration(node) {
-            if (!checkGrammarMethod(node))
-                checkGrammarComputedPropertyName(node.name);
-            if (ts.isPrivateIdentifier(node.name)) {
-                error(node, ts.Diagnostics.A_method_cannot_be_named_with_a_private_identifier);
-            }
-            checkFunctionOrMethodDeclaration(node);
-            if (ts.hasSyntacticModifier(node, 128) && node.kind === 165 && node.body) {
-                error(node, ts.Diagnostics.Method_0_cannot_have_an_implementation_because_it_is_marked_abstract, ts.declarationNameToString(node.name));
-            }
-        }
-        function checkConstructorDeclaration(node) {
-            checkSignatureDeclaration(node);
-            if (!checkGrammarConstructorTypeParameters(node))
-                checkGrammarConstructorTypeAnnotation(node);
-            checkSourceElement(node.body);
-            var symbol = getSymbolOfNode(node);
-            var firstDeclaration = ts.getDeclarationOfKind(symbol, node.kind);
-            if (node === firstDeclaration) {
-                checkFunctionOrConstructorSymbol(symbol);
-            }
-            if (ts.nodeIsMissing(node.body)) {
-                return;
-            }
-            if (!produceDiagnostics) {
-                return;
-            }
-            function isInstancePropertyWithInitializerOrPrivateIdentifierProperty(n) {
-                if (ts.isPrivateIdentifierPropertyDeclaration(n)) {
-                    return true;
-                }
-                return n.kind === 163 &&
-                    !ts.hasSyntacticModifier(n, 32) &&
-                    !!n.initializer;
-            }
-            var containingClassDecl = node.parent;
-            if (ts.getClassExtendsHeritageElement(containingClassDecl)) {
-                captureLexicalThis(node.parent, containingClassDecl);
-                var classExtendsNull = classDeclarationExtendsNull(containingClassDecl);
-                var superCall = findFirstSuperCall(node.body);
-                if (superCall) {
-                    if (classExtendsNull) {
-                        error(superCall, ts.Diagnostics.A_constructor_cannot_contain_a_super_call_when_its_class_extends_null);
-                    }
-                    var superCallShouldBeFirst = (compilerOptions.target !== 99 || !compilerOptions.useDefineForClassFields) &&
-                        (ts.some(node.parent.members, isInstancePropertyWithInitializerOrPrivateIdentifierProperty) ||
-                            ts.some(node.parameters, function (p) { return ts.hasSyntacticModifier(p, 92); }));
-                    if (superCallShouldBeFirst) {
-                        var statements = node.body.statements;
-                        var superCallStatement = void 0;
-                        for (var _i = 0, statements_4 = statements; _i < statements_4.length; _i++) {
-                            var statement = statements_4[_i];
-                            if (statement.kind === 233 && ts.isSuperCall(statement.expression)) {
-                                superCallStatement = statement;
-                                break;
-                            }
-                            if (!ts.isPrologueDirective(statement)) {
-                                break;
-                            }
-                        }
-                        if (!superCallStatement) {
-                            error(node, ts.Diagnostics.A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_parameter_properties_or_private_identifiers);
-                        }
-                    }
-                }
-                else if (!classExtendsNull) {
-                    error(node, ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call);
-                }
-            }
-        }
-        function checkAccessorDeclaration(node) {
-            if (produceDiagnostics) {
-                if (!checkGrammarFunctionLikeDeclaration(node) && !checkGrammarAccessor(node))
-                    checkGrammarComputedPropertyName(node.name);
-                checkDecorators(node);
-                checkSignatureDeclaration(node);
-                if (node.kind === 167) {
-                    if (!(node.flags & 8388608) && ts.nodeIsPresent(node.body) && (node.flags & 256)) {
-                        if (!(node.flags & 512)) {
-                            error(node.name, ts.Diagnostics.A_get_accessor_must_return_a_value);
-                        }
-                    }
-                }
-                if (node.name.kind === 158) {
-                    checkComputedPropertyName(node.name);
-                }
-                if (ts.isPrivateIdentifier(node.name)) {
-                    error(node.name, ts.Diagnostics.An_accessor_cannot_be_named_with_a_private_identifier);
-                }
-                if (!hasNonBindableDynamicName(node)) {
-                    var otherKind = node.kind === 167 ? 168 : 167;
-                    var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(node), otherKind);
-                    if (otherAccessor) {
-                        var nodeFlags = ts.getEffectiveModifierFlags(node);
-                        var otherFlags = ts.getEffectiveModifierFlags(otherAccessor);
-                        if ((nodeFlags & 28) !== (otherFlags & 28)) {
-                            error(node.name, ts.Diagnostics.Getter_and_setter_accessors_do_not_agree_in_visibility);
-                        }
-                        if ((nodeFlags & 128) !== (otherFlags & 128)) {
-                            error(node.name, ts.Diagnostics.Accessors_must_both_be_abstract_or_non_abstract);
-                        }
-                        checkAccessorDeclarationTypesIdentical(node, otherAccessor, getAnnotatedAccessorType, ts.Diagnostics.get_and_set_accessor_must_have_the_same_type);
-                        checkAccessorDeclarationTypesIdentical(node, otherAccessor, getThisTypeOfDeclaration, ts.Diagnostics.get_and_set_accessor_must_have_the_same_this_type);
-                    }
-                }
-                var returnType = getTypeOfAccessors(getSymbolOfNode(node));
-                if (node.kind === 167) {
-                    checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnType);
-                }
-            }
-            checkSourceElement(node.body);
-        }
-        function checkAccessorDeclarationTypesIdentical(first, second, getAnnotatedType, message) {
-            var firstType = getAnnotatedType(first);
-            var secondType = getAnnotatedType(second);
-            if (firstType && secondType && !isTypeIdenticalTo(firstType, secondType)) {
-                error(first, message);
-            }
-        }
-        function checkMissingDeclaration(node) {
-            checkDecorators(node);
-        }
-        function getEffectiveTypeArguments(node, typeParameters) {
-            return fillMissingTypeArguments(ts.map(node.typeArguments, getTypeFromTypeNode), typeParameters, getMinTypeArgumentCount(typeParameters), ts.isInJSFile(node));
-        }
-        function checkTypeArgumentConstraints(node, typeParameters) {
-            var typeArguments;
-            var mapper;
-            var result = true;
-            for (var i = 0; i < typeParameters.length; i++) {
-                var constraint = getConstraintOfTypeParameter(typeParameters[i]);
-                if (constraint) {
-                    if (!typeArguments) {
-                        typeArguments = getEffectiveTypeArguments(node, typeParameters);
-                        mapper = createTypeMapper(typeParameters, typeArguments);
-                    }
-                    result = result && checkTypeAssignableTo(typeArguments[i], instantiateType(constraint, mapper), node.typeArguments[i], ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1);
-                }
-            }
-            return result;
-        }
-        function getTypeParametersForTypeReference(node) {
-            var type = getTypeFromTypeReference(node);
-            if (type !== errorType) {
-                var symbol = getNodeLinks(node).resolvedSymbol;
-                if (symbol) {
-                    return symbol.flags & 524288 && getSymbolLinks(symbol).typeParameters ||
-                        (ts.getObjectFlags(type) & 4 ? type.target.localTypeParameters : undefined);
-                }
-            }
-            return undefined;
-        }
-        function checkTypeReferenceNode(node) {
-            checkGrammarTypeArguments(node, node.typeArguments);
-            if (node.kind === 173 && node.typeName.jsdocDotPos !== undefined && !ts.isInJSFile(node) && !ts.isInJSDoc(node)) {
-                grammarErrorAtPos(node, node.typeName.jsdocDotPos, 1, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments);
-            }
-            ts.forEach(node.typeArguments, checkSourceElement);
-            var type = getTypeFromTypeReference(node);
-            if (type !== errorType) {
-                if (node.typeArguments && produceDiagnostics) {
-                    var typeParameters = getTypeParametersForTypeReference(node);
-                    if (typeParameters) {
-                        checkTypeArgumentConstraints(node, typeParameters);
-                    }
-                }
-                var symbol = getNodeLinks(node).resolvedSymbol;
-                if (symbol) {
-                    if (ts.some(symbol.declarations, function (d) { return isTypeDeclaration(d) && !!(d.flags & 134217728); })) {
-                        errorOrSuggestion(false, getDeprecatedSuggestionNode(node), ts.Diagnostics._0_is_deprecated, symbol.escapedName);
-                    }
-                    if (type.flags & 32 && symbol.flags & 8) {
-                        error(node, ts.Diagnostics.Enum_type_0_has_members_with_initializers_that_are_not_literals, typeToString(type));
-                    }
-                }
-            }
-        }
-        function getTypeArgumentConstraint(node) {
-            var typeReferenceNode = ts.tryCast(node.parent, ts.isTypeReferenceType);
-            if (!typeReferenceNode)
-                return undefined;
-            var typeParameters = getTypeParametersForTypeReference(typeReferenceNode);
-            var constraint = getConstraintOfTypeParameter(typeParameters[typeReferenceNode.typeArguments.indexOf(node)]);
-            return constraint && instantiateType(constraint, createTypeMapper(typeParameters, getEffectiveTypeArguments(typeReferenceNode, typeParameters)));
-        }
-        function checkTypeQuery(node) {
-            getTypeFromTypeQueryNode(node);
-        }
-        function checkTypeLiteral(node) {
-            ts.forEach(node.members, checkSourceElement);
-            if (produceDiagnostics) {
-                var type = getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
-                checkIndexConstraints(type);
-                checkTypeForDuplicateIndexSignatures(node);
-                checkObjectTypeForDuplicateDeclarations(node);
-            }
-        }
-        function checkArrayType(node) {
-            checkSourceElement(node.elementType);
-        }
-        function checkTupleType(node) {
-            var elementTypes = node.elements;
-            var seenOptionalElement = false;
-            var seenRestElement = false;
-            var hasNamedElement = ts.some(elementTypes, ts.isNamedTupleMember);
-            for (var i = 0; i < elementTypes.length; i++) {
-                var e = elementTypes[i];
-                if (e.kind !== 192 && hasNamedElement) {
-                    grammarErrorOnNode(e, ts.Diagnostics.Tuple_members_must_all_have_names_or_all_not_have_names);
-                    break;
-                }
-                var flags = getTupleElementFlags(e);
-                if (flags & 8) {
-                    var type = getTypeFromTypeNode(e.type);
-                    if (!isArrayLikeType(type)) {
-                        error(e, ts.Diagnostics.A_rest_element_type_must_be_an_array_type);
-                        break;
-                    }
-                    if (isArrayType(type) || isTupleType(type) && type.target.combinedFlags & 4) {
-                        seenRestElement = true;
-                    }
-                }
-                else if (flags & 4) {
-                    seenRestElement = true;
-                }
-                else if (flags & 2) {
-                    seenOptionalElement = true;
-                }
-                else if (seenOptionalElement) {
-                    grammarErrorOnNode(e, ts.Diagnostics.A_required_element_cannot_follow_an_optional_element);
-                    break;
-                }
-                if (seenRestElement && i !== elementTypes.length - 1) {
-                    grammarErrorOnNode(e, ts.Diagnostics.A_rest_element_must_be_last_in_a_tuple_type);
-                    break;
-                }
-            }
-            ts.forEach(node.elements, checkSourceElement);
-            getTypeFromTypeNode(node);
-        }
-        function checkUnionOrIntersectionType(node) {
-            ts.forEach(node.types, checkSourceElement);
-            getTypeFromTypeNode(node);
-        }
-        function checkIndexedAccessIndexType(type, accessNode) {
-            if (!(type.flags & 8388608)) {
-                return type;
-            }
-            var objectType = type.objectType;
-            var indexType = type.indexType;
-            if (isTypeAssignableTo(indexType, getIndexType(objectType, false))) {
-                if (accessNode.kind === 202 && ts.isAssignmentTarget(accessNode) &&
-                    ts.getObjectFlags(objectType) & 32 && getMappedTypeModifiers(objectType) & 1) {
-                    error(accessNode, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType));
-                }
-                return type;
-            }
-            var apparentObjectType = getApparentType(objectType);
-            if (getIndexInfoOfType(apparentObjectType, 1) && isTypeAssignableToKind(indexType, 296)) {
-                return type;
-            }
-            if (isGenericObjectType(objectType)) {
-                var propertyName_1 = getPropertyNameFromIndex(indexType, accessNode);
-                if (propertyName_1) {
-                    var propertySymbol = forEachType(apparentObjectType, function (t) { return getPropertyOfType(t, propertyName_1); });
-                    if (propertySymbol && ts.getDeclarationModifierFlagsFromSymbol(propertySymbol) & 24) {
-                        error(accessNode, ts.Diagnostics.Private_or_protected_member_0_cannot_be_accessed_on_a_type_parameter, ts.unescapeLeadingUnderscores(propertyName_1));
-                        return errorType;
-                    }
-                }
-            }
-            error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType));
-            return errorType;
-        }
-        function checkIndexedAccessType(node) {
-            checkSourceElement(node.objectType);
-            checkSourceElement(node.indexType);
-            checkIndexedAccessIndexType(getTypeFromIndexedAccessTypeNode(node), node);
-        }
-        function checkMappedType(node) {
-            checkSourceElement(node.typeParameter);
-            checkSourceElement(node.nameType);
-            checkSourceElement(node.type);
-            if (!node.type) {
-                reportImplicitAny(node, anyType);
-            }
-            var type = getTypeFromMappedTypeNode(node);
-            var nameType = getNameTypeFromMappedType(type);
-            if (nameType) {
-                checkTypeAssignableTo(nameType, keyofConstraintType, node.nameType);
-            }
-            else {
-                var constraintType = getConstraintTypeFromMappedType(type);
-                checkTypeAssignableTo(constraintType, keyofConstraintType, ts.getEffectiveConstraintOfTypeParameter(node.typeParameter));
-            }
-        }
-        function checkThisType(node) {
-            getTypeFromThisTypeNode(node);
-        }
-        function checkTypeOperator(node) {
-            checkGrammarTypeOperatorNode(node);
-            checkSourceElement(node.type);
-        }
-        function checkConditionalType(node) {
-            ts.forEachChild(node, checkSourceElement);
-        }
-        function checkInferType(node) {
-            if (!ts.findAncestor(node, function (n) { return n.parent && n.parent.kind === 184 && n.parent.extendsType === n; })) {
-                grammarErrorOnNode(node, ts.Diagnostics.infer_declarations_are_only_permitted_in_the_extends_clause_of_a_conditional_type);
-            }
-            checkSourceElement(node.typeParameter);
-            registerForUnusedIdentifiersCheck(node);
-        }
-        function checkTemplateLiteralType(node) {
-            for (var _i = 0, _a = node.templateSpans; _i < _a.length; _i++) {
-                var span = _a[_i];
-                checkSourceElement(span.type);
-                var type = getTypeFromTypeNode(span.type);
-                checkTypeAssignableTo(type, templateConstraintType, span.type);
-            }
-            getTypeFromTypeNode(node);
-        }
-        function checkImportType(node) {
-            checkSourceElement(node.argument);
-            getTypeFromTypeNode(node);
-        }
-        function checkNamedTupleMember(node) {
-            if (node.dotDotDotToken && node.questionToken) {
-                grammarErrorOnNode(node, ts.Diagnostics.A_tuple_member_cannot_be_both_optional_and_rest);
-            }
-            if (node.type.kind === 180) {
-                grammarErrorOnNode(node.type, ts.Diagnostics.A_labeled_tuple_element_is_declared_as_optional_with_a_question_mark_after_the_name_and_before_the_colon_rather_than_after_the_type);
-            }
-            if (node.type.kind === 181) {
-                grammarErrorOnNode(node.type, ts.Diagnostics.A_labeled_tuple_element_is_declared_as_rest_with_a_before_the_name_rather_than_before_the_type);
-            }
-            checkSourceElement(node.type);
-            getTypeFromTypeNode(node);
-        }
-        function isPrivateWithinAmbient(node) {
-            return (ts.hasEffectiveModifier(node, 8) || ts.isPrivateIdentifierPropertyDeclaration(node)) && !!(node.flags & 8388608);
-        }
-        function getEffectiveDeclarationFlags(n, flagsToCheck) {
-            var flags = ts.getCombinedModifierFlags(n);
-            if (n.parent.kind !== 253 &&
-                n.parent.kind !== 252 &&
-                n.parent.kind !== 221 &&
-                n.flags & 8388608) {
-                if (!(flags & 2) && !(ts.isModuleBlock(n.parent) && ts.isModuleDeclaration(n.parent.parent) && ts.isGlobalScopeAugmentation(n.parent.parent))) {
-                    flags |= 1;
-                }
-                flags |= 2;
-            }
-            return flags & flagsToCheck;
-        }
-        function checkFunctionOrConstructorSymbol(symbol) {
-            if (!produceDiagnostics) {
-                return;
-            }
-            function getCanonicalOverload(overloads, implementation) {
-                var implementationSharesContainerWithFirstOverload = implementation !== undefined && implementation.parent === overloads[0].parent;
-                return implementationSharesContainerWithFirstOverload ? implementation : overloads[0];
-            }
-            function checkFlagAgreementBetweenOverloads(overloads, implementation, flagsToCheck, someOverloadFlags, allOverloadFlags) {
-                var someButNotAllOverloadFlags = someOverloadFlags ^ allOverloadFlags;
-                if (someButNotAllOverloadFlags !== 0) {
-                    var canonicalFlags_1 = getEffectiveDeclarationFlags(getCanonicalOverload(overloads, implementation), flagsToCheck);
-                    ts.forEach(overloads, function (o) {
-                        var deviation = getEffectiveDeclarationFlags(o, flagsToCheck) ^ canonicalFlags_1;
-                        if (deviation & 1) {
-                            error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_exported_or_non_exported);
-                        }
-                        else if (deviation & 2) {
-                            error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient);
-                        }
-                        else if (deviation & (8 | 16)) {
-                            error(ts.getNameOfDeclaration(o) || o, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected);
-                        }
-                        else if (deviation & 128) {
-                            error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_abstract_or_non_abstract);
-                        }
-                    });
-                }
-            }
-            function checkQuestionTokenAgreementBetweenOverloads(overloads, implementation, someHaveQuestionToken, allHaveQuestionToken) {
-                if (someHaveQuestionToken !== allHaveQuestionToken) {
-                    var canonicalHasQuestionToken_1 = ts.hasQuestionToken(getCanonicalOverload(overloads, implementation));
-                    ts.forEach(overloads, function (o) {
-                        var deviation = ts.hasQuestionToken(o) !== canonicalHasQuestionToken_1;
-                        if (deviation) {
-                            error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required);
-                        }
-                    });
-                }
-            }
-            var flagsToCheck = 1 | 2 | 8 | 16 | 128;
-            var someNodeFlags = 0;
-            var allNodeFlags = flagsToCheck;
-            var someHaveQuestionToken = false;
-            var allHaveQuestionToken = true;
-            var hasOverloads = false;
-            var bodyDeclaration;
-            var lastSeenNonAmbientDeclaration;
-            var previousDeclaration;
-            var declarations = symbol.declarations;
-            var isConstructor = (symbol.flags & 16384) !== 0;
-            function reportImplementationExpectedError(node) {
-                if (node.name && ts.nodeIsMissing(node.name)) {
-                    return;
-                }
-                var seen = false;
-                var subsequentNode = ts.forEachChild(node.parent, function (c) {
-                    if (seen) {
-                        return c;
-                    }
-                    else {
-                        seen = c === node;
-                    }
-                });
-                if (subsequentNode && subsequentNode.pos === node.end) {
-                    if (subsequentNode.kind === node.kind) {
-                        var errorNode_1 = subsequentNode.name || subsequentNode;
-                        var subsequentName = subsequentNode.name;
-                        if (node.name && subsequentName && (ts.isPrivateIdentifier(node.name) && ts.isPrivateIdentifier(subsequentName) && node.name.escapedText === subsequentName.escapedText ||
-                            ts.isComputedPropertyName(node.name) && ts.isComputedPropertyName(subsequentName) ||
-                            ts.isPropertyNameLiteral(node.name) && ts.isPropertyNameLiteral(subsequentName) &&
-                                ts.getEscapedTextOfIdentifierOrLiteral(node.name) === ts.getEscapedTextOfIdentifierOrLiteral(subsequentName))) {
-                            var reportError = (node.kind === 165 || node.kind === 164) &&
-                                ts.hasSyntacticModifier(node, 32) !== ts.hasSyntacticModifier(subsequentNode, 32);
-                            if (reportError) {
-                                var diagnostic = ts.hasSyntacticModifier(node, 32) ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static;
-                                error(errorNode_1, diagnostic);
-                            }
-                            return;
-                        }
-                        if (ts.nodeIsPresent(subsequentNode.body)) {
-                            error(errorNode_1, ts.Diagnostics.Function_implementation_name_must_be_0, ts.declarationNameToString(node.name));
-                            return;
-                        }
-                    }
-                }
-                var errorNode = node.name || node;
-                if (isConstructor) {
-                    error(errorNode, ts.Diagnostics.Constructor_implementation_is_missing);
-                }
-                else {
-                    if (ts.hasSyntacticModifier(node, 128)) {
-                        error(errorNode, ts.Diagnostics.All_declarations_of_an_abstract_method_must_be_consecutive);
-                    }
-                    else {
-                        error(errorNode, ts.Diagnostics.Function_implementation_is_missing_or_not_immediately_following_the_declaration);
-                    }
-                }
-            }
-            var duplicateFunctionDeclaration = false;
-            var multipleConstructorImplementation = false;
-            var hasNonAmbientClass = false;
-            var functionDeclarations = [];
-            for (var _i = 0, declarations_4 = declarations; _i < declarations_4.length; _i++) {
-                var current = declarations_4[_i];
-                var node = current;
-                var inAmbientContext = node.flags & 8388608;
-                var inAmbientContextOrInterface = node.parent && (node.parent.kind === 253 || node.parent.kind === 177) || inAmbientContext;
-                if (inAmbientContextOrInterface) {
-                    previousDeclaration = undefined;
-                }
-                if ((node.kind === 252 || node.kind === 221) && !inAmbientContext) {
-                    hasNonAmbientClass = true;
-                }
-                if (node.kind === 251 || node.kind === 165 || node.kind === 164 || node.kind === 166) {
-                    functionDeclarations.push(node);
-                    var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck);
-                    someNodeFlags |= currentNodeFlags;
-                    allNodeFlags &= currentNodeFlags;
-                    someHaveQuestionToken = someHaveQuestionToken || ts.hasQuestionToken(node);
-                    allHaveQuestionToken = allHaveQuestionToken && ts.hasQuestionToken(node);
-                    var bodyIsPresent = ts.nodeIsPresent(node.body);
-                    if (bodyIsPresent && bodyDeclaration) {
-                        if (isConstructor) {
-                            multipleConstructorImplementation = true;
-                        }
-                        else {
-                            duplicateFunctionDeclaration = true;
-                        }
-                    }
-                    else if ((previousDeclaration === null || previousDeclaration === void 0 ? void 0 : previousDeclaration.parent) === node.parent && previousDeclaration.end !== node.pos) {
-                        reportImplementationExpectedError(previousDeclaration);
-                    }
-                    if (bodyIsPresent) {
-                        if (!bodyDeclaration) {
-                            bodyDeclaration = node;
-                        }
-                    }
-                    else {
-                        hasOverloads = true;
-                    }
-                    previousDeclaration = node;
-                    if (!inAmbientContextOrInterface) {
-                        lastSeenNonAmbientDeclaration = node;
-                    }
-                }
-            }
-            if (multipleConstructorImplementation) {
-                ts.forEach(functionDeclarations, function (declaration) {
-                    error(declaration, ts.Diagnostics.Multiple_constructor_implementations_are_not_allowed);
-                });
-            }
-            if (duplicateFunctionDeclaration) {
-                ts.forEach(functionDeclarations, function (declaration) {
-                    error(ts.getNameOfDeclaration(declaration) || declaration, ts.Diagnostics.Duplicate_function_implementation);
-                });
-            }
-            if (hasNonAmbientClass && !isConstructor && symbol.flags & 16) {
-                ts.forEach(declarations, function (declaration) {
-                    addDuplicateDeclarationError(declaration, ts.Diagnostics.Duplicate_identifier_0, ts.symbolName(symbol), declarations);
-                });
-            }
-            if (lastSeenNonAmbientDeclaration && !lastSeenNonAmbientDeclaration.body &&
-                !ts.hasSyntacticModifier(lastSeenNonAmbientDeclaration, 128) && !lastSeenNonAmbientDeclaration.questionToken) {
-                reportImplementationExpectedError(lastSeenNonAmbientDeclaration);
-            }
-            if (hasOverloads) {
-                checkFlagAgreementBetweenOverloads(declarations, bodyDeclaration, flagsToCheck, someNodeFlags, allNodeFlags);
-                checkQuestionTokenAgreementBetweenOverloads(declarations, bodyDeclaration, someHaveQuestionToken, allHaveQuestionToken);
-                if (bodyDeclaration) {
-                    var signatures = getSignaturesOfSymbol(symbol);
-                    var bodySignature = getSignatureFromDeclaration(bodyDeclaration);
-                    for (var _a = 0, signatures_10 = signatures; _a < signatures_10.length; _a++) {
-                        var signature = signatures_10[_a];
-                        if (!isImplementationCompatibleWithOverload(bodySignature, signature)) {
-                            ts.addRelatedInfo(error(signature.declaration, ts.Diagnostics.This_overload_signature_is_not_compatible_with_its_implementation_signature), ts.createDiagnosticForNode(bodyDeclaration, ts.Diagnostics.The_implementation_signature_is_declared_here));
-                            break;
-                        }
-                    }
-                }
-            }
-        }
-        function checkExportsOnMergedDeclarations(node) {
-            if (!produceDiagnostics) {
-                return;
-            }
-            var symbol = node.localSymbol;
-            if (!symbol) {
-                symbol = getSymbolOfNode(node);
-                if (!symbol.exportSymbol) {
-                    return;
-                }
-            }
-            if (ts.getDeclarationOfKind(symbol, node.kind) !== node) {
-                return;
-            }
-            var exportedDeclarationSpaces = 0;
-            var nonExportedDeclarationSpaces = 0;
-            var defaultExportedDeclarationSpaces = 0;
-            for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                var d = _a[_i];
-                var declarationSpaces = getDeclarationSpaces(d);
-                var effectiveDeclarationFlags = getEffectiveDeclarationFlags(d, 1 | 512);
-                if (effectiveDeclarationFlags & 1) {
-                    if (effectiveDeclarationFlags & 512) {
-                        defaultExportedDeclarationSpaces |= declarationSpaces;
-                    }
-                    else {
-                        exportedDeclarationSpaces |= declarationSpaces;
-                    }
-                }
-                else {
-                    nonExportedDeclarationSpaces |= declarationSpaces;
-                }
-            }
-            var nonDefaultExportedDeclarationSpaces = exportedDeclarationSpaces | nonExportedDeclarationSpaces;
-            var commonDeclarationSpacesForExportsAndLocals = exportedDeclarationSpaces & nonExportedDeclarationSpaces;
-            var commonDeclarationSpacesForDefaultAndNonDefault = defaultExportedDeclarationSpaces & nonDefaultExportedDeclarationSpaces;
-            if (commonDeclarationSpacesForExportsAndLocals || commonDeclarationSpacesForDefaultAndNonDefault) {
-                for (var _b = 0, _c = symbol.declarations; _b < _c.length; _b++) {
-                    var d = _c[_b];
-                    var declarationSpaces = getDeclarationSpaces(d);
-                    var name = ts.getNameOfDeclaration(d);
-                    if (declarationSpaces & commonDeclarationSpacesForDefaultAndNonDefault) {
-                        error(name, ts.Diagnostics.Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead, ts.declarationNameToString(name));
-                    }
-                    else if (declarationSpaces & commonDeclarationSpacesForExportsAndLocals) {
-                        error(name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(name));
-                    }
-                }
-            }
-            function getDeclarationSpaces(decl) {
-                var d = decl;
-                switch (d.kind) {
-                    case 253:
-                    case 254:
-                    case 331:
-                    case 324:
-                    case 325:
-                        return 2;
-                    case 256:
-                        return ts.isAmbientModule(d) || ts.getModuleInstanceState(d) !== 0
-                            ? 4 | 1
-                            : 4;
-                    case 252:
-                    case 255:
-                    case 291:
-                        return 2 | 1;
-                    case 297:
-                        return 2 | 1 | 4;
-                    case 266:
-                        if (!ts.isEntityNameExpression(d.expression)) {
-                            return 1;
-                        }
-                        d = d.expression;
-                    case 260:
-                    case 263:
-                    case 262:
-                        var result_12 = 0;
-                        var target = resolveAlias(getSymbolOfNode(d));
-                        ts.forEach(target.declarations, function (d) { result_12 |= getDeclarationSpaces(d); });
-                        return result_12;
-                    case 249:
-                    case 198:
-                    case 251:
-                    case 265:
-                    case 78:
-                        return 1;
-                    default:
-                        return ts.Debug.failBadSyntaxKind(d);
-                }
-            }
-        }
-        function getAwaitedTypeOfPromise(type, errorNode, diagnosticMessage, arg0) {
-            var promisedType = getPromisedTypeOfPromise(type, errorNode);
-            return promisedType && getAwaitedType(promisedType, errorNode, diagnosticMessage, arg0);
-        }
-        function getPromisedTypeOfPromise(type, errorNode) {
-            if (isTypeAny(type)) {
-                return undefined;
-            }
-            var typeAsPromise = type;
-            if (typeAsPromise.promisedTypeOfPromise) {
-                return typeAsPromise.promisedTypeOfPromise;
-            }
-            if (isReferenceToType(type, getGlobalPromiseType(false))) {
-                return typeAsPromise.promisedTypeOfPromise = getTypeArguments(type)[0];
-            }
-            var thenFunction = getTypeOfPropertyOfType(type, "then");
-            if (isTypeAny(thenFunction)) {
-                return undefined;
-            }
-            var thenSignatures = thenFunction ? getSignaturesOfType(thenFunction, 0) : ts.emptyArray;
-            if (thenSignatures.length === 0) {
-                if (errorNode) {
-                    error(errorNode, ts.Diagnostics.A_promise_must_have_a_then_method);
-                }
-                return undefined;
-            }
-            var onfulfilledParameterType = getTypeWithFacts(getUnionType(ts.map(thenSignatures, getTypeOfFirstParameterOfSignature)), 2097152);
-            if (isTypeAny(onfulfilledParameterType)) {
-                return undefined;
-            }
-            var onfulfilledParameterSignatures = getSignaturesOfType(onfulfilledParameterType, 0);
-            if (onfulfilledParameterSignatures.length === 0) {
-                if (errorNode) {
-                    error(errorNode, ts.Diagnostics.The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback);
-                }
-                return undefined;
-            }
-            return typeAsPromise.promisedTypeOfPromise = getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), 2);
-        }
-        function checkAwaitedType(type, errorNode, diagnosticMessage, arg0) {
-            var awaitedType = getAwaitedType(type, errorNode, diagnosticMessage, arg0);
-            return awaitedType || errorType;
-        }
-        function isThenableType(type) {
-            var thenFunction = getTypeOfPropertyOfType(type, "then");
-            return !!thenFunction && getSignaturesOfType(getTypeWithFacts(thenFunction, 2097152), 0).length > 0;
-        }
-        function getAwaitedType(type, errorNode, diagnosticMessage, arg0) {
-            if (isTypeAny(type)) {
-                return type;
-            }
-            var typeAsAwaitable = type;
-            if (typeAsAwaitable.awaitedTypeOfType) {
-                return typeAsAwaitable.awaitedTypeOfType;
-            }
-            return typeAsAwaitable.awaitedTypeOfType =
-                mapType(type, errorNode ? function (constituentType) { return getAwaitedTypeWorker(constituentType, errorNode, diagnosticMessage, arg0); } : getAwaitedTypeWorker);
-        }
-        function getAwaitedTypeWorker(type, errorNode, diagnosticMessage, arg0) {
-            var typeAsAwaitable = type;
-            if (typeAsAwaitable.awaitedTypeOfType) {
-                return typeAsAwaitable.awaitedTypeOfType;
-            }
-            var promisedType = getPromisedTypeOfPromise(type);
-            if (promisedType) {
-                if (type.id === promisedType.id || awaitedTypeStack.lastIndexOf(promisedType.id) >= 0) {
-                    if (errorNode) {
-                        error(errorNode, ts.Diagnostics.Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method);
-                    }
-                    return undefined;
-                }
-                awaitedTypeStack.push(type.id);
-                var awaitedType = getAwaitedType(promisedType, errorNode, diagnosticMessage, arg0);
-                awaitedTypeStack.pop();
-                if (!awaitedType) {
-                    return undefined;
-                }
-                return typeAsAwaitable.awaitedTypeOfType = awaitedType;
-            }
-            if (isThenableType(type)) {
-                if (errorNode) {
-                    if (!diagnosticMessage)
-                        return ts.Debug.fail();
-                    error(errorNode, diagnosticMessage, arg0);
-                }
-                return undefined;
-            }
-            return typeAsAwaitable.awaitedTypeOfType = type;
-        }
-        function checkAsyncFunctionReturnType(node, returnTypeNode) {
-            var returnType = getTypeFromTypeNode(returnTypeNode);
-            if (languageVersion >= 2) {
-                if (returnType === errorType) {
-                    return;
-                }
-                var globalPromiseType = getGlobalPromiseType(true);
-                if (globalPromiseType !== emptyGenericType && !isReferenceToType(returnType, globalPromiseType)) {
-                    error(returnTypeNode, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_Did_you_mean_to_write_Promise_0, typeToString(getAwaitedType(returnType) || voidType));
-                    return;
-                }
-            }
-            else {
-                markTypeNodeAsReferenced(returnTypeNode);
-                if (returnType === errorType) {
-                    return;
-                }
-                var promiseConstructorName = ts.getEntityNameFromTypeNode(returnTypeNode);
-                if (promiseConstructorName === undefined) {
-                    error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, typeToString(returnType));
-                    return;
-                }
-                var promiseConstructorSymbol = resolveEntityName(promiseConstructorName, 111551, true);
-                var promiseConstructorType = promiseConstructorSymbol ? getTypeOfSymbol(promiseConstructorSymbol) : errorType;
-                if (promiseConstructorType === errorType) {
-                    if (promiseConstructorName.kind === 78 && promiseConstructorName.escapedText === "Promise" && getTargetType(returnType) === getGlobalPromiseType(false)) {
-                        error(returnTypeNode, ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option);
-                    }
-                    else {
-                        error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName));
-                    }
-                    return;
-                }
-                var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(true);
-                if (globalPromiseConstructorLikeType === emptyObjectType) {
-                    error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName));
-                    return;
-                }
-                if (!checkTypeAssignableTo(promiseConstructorType, globalPromiseConstructorLikeType, returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value)) {
-                    return;
-                }
-                var rootName = promiseConstructorName && ts.getFirstIdentifier(promiseConstructorName);
-                var collidingSymbol = getSymbol(node.locals, rootName.escapedText, 111551);
-                if (collidingSymbol) {
-                    error(collidingSymbol.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions, ts.idText(rootName), ts.entityNameToString(promiseConstructorName));
-                    return;
-                }
-            }
-            checkAwaitedType(returnType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member);
-        }
-        function checkDecorator(node) {
-            var signature = getResolvedSignature(node);
-            checkDeprecatedSignature(signature, node);
-            var returnType = getReturnTypeOfSignature(signature);
-            if (returnType.flags & 1) {
-                return;
-            }
-            var expectedReturnType;
-            var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node);
-            var errorInfo;
-            switch (node.parent.kind) {
-                case 252:
-                    var classSymbol = getSymbolOfNode(node.parent);
-                    var classConstructorType = getTypeOfSymbol(classSymbol);
-                    expectedReturnType = getUnionType([classConstructorType, voidType]);
-                    break;
-                case 160:
-                    expectedReturnType = voidType;
-                    errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any);
-                    break;
-                case 163:
-                    expectedReturnType = voidType;
-                    errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_return_type_of_a_property_decorator_function_must_be_either_void_or_any);
-                    break;
-                case 165:
-                case 167:
-                case 168:
-                    var methodType = getTypeOfNode(node.parent);
-                    var descriptorType = createTypedPropertyDescriptorType(methodType);
-                    expectedReturnType = getUnionType([descriptorType, voidType]);
-                    break;
-                default:
-                    return ts.Debug.fail();
-            }
-            checkTypeAssignableTo(returnType, expectedReturnType, node, headMessage, function () { return errorInfo; });
-        }
-        function markTypeNodeAsReferenced(node) {
-            markEntityNameOrEntityExpressionAsReference(node && ts.getEntityNameFromTypeNode(node));
-        }
-        function markEntityNameOrEntityExpressionAsReference(typeName) {
-            if (!typeName)
-                return;
-            var rootName = ts.getFirstIdentifier(typeName);
-            var meaning = (typeName.kind === 78 ? 788968 : 1920) | 2097152;
-            var rootSymbol = resolveName(rootName, rootName.escapedText, meaning, undefined, undefined, true);
-            if (rootSymbol
-                && rootSymbol.flags & 2097152
-                && symbolIsValue(rootSymbol)
-                && !isConstEnumOrConstEnumOnlyModule(resolveAlias(rootSymbol))
-                && !getTypeOnlyAliasDeclaration(rootSymbol)) {
-                markAliasSymbolAsReferenced(rootSymbol);
-            }
-        }
-        function markDecoratorMedataDataTypeNodeAsReferenced(node) {
-            var entityName = getEntityNameForDecoratorMetadata(node);
-            if (entityName && ts.isEntityName(entityName)) {
-                markEntityNameOrEntityExpressionAsReference(entityName);
-            }
-        }
-        function getEntityNameForDecoratorMetadata(node) {
-            if (node) {
-                switch (node.kind) {
-                    case 183:
-                    case 182:
-                        return getEntityNameForDecoratorMetadataFromTypeList(node.types);
-                    case 184:
-                        return getEntityNameForDecoratorMetadataFromTypeList([node.trueType, node.falseType]);
-                    case 186:
-                    case 192:
-                        return getEntityNameForDecoratorMetadata(node.type);
-                    case 173:
-                        return node.typeName;
-                }
-            }
-        }
-        function getEntityNameForDecoratorMetadataFromTypeList(types) {
-            var commonEntityName;
-            for (var _i = 0, types_21 = types; _i < types_21.length; _i++) {
-                var typeNode = types_21[_i];
-                while (typeNode.kind === 186 || typeNode.kind === 192) {
-                    typeNode = typeNode.type;
-                }
-                if (typeNode.kind === 141) {
-                    continue;
-                }
-                if (!strictNullChecks && (typeNode.kind === 191 && typeNode.literal.kind === 103 || typeNode.kind === 150)) {
-                    continue;
-                }
-                var individualEntityName = getEntityNameForDecoratorMetadata(typeNode);
-                if (!individualEntityName) {
-                    return undefined;
-                }
-                if (commonEntityName) {
-                    if (!ts.isIdentifier(commonEntityName) ||
-                        !ts.isIdentifier(individualEntityName) ||
-                        commonEntityName.escapedText !== individualEntityName.escapedText) {
-                        return undefined;
-                    }
-                }
-                else {
-                    commonEntityName = individualEntityName;
-                }
-            }
-            return commonEntityName;
-        }
-        function getParameterTypeNodeForDecoratorCheck(node) {
-            var typeNode = ts.getEffectiveTypeAnnotationNode(node);
-            return ts.isRestParameter(node) ? ts.getRestParameterElementType(typeNode) : typeNode;
-        }
-        function checkDecorators(node) {
-            if (!node.decorators) {
-                return;
-            }
-            if (!ts.nodeCanBeDecorated(node, node.parent, node.parent.parent)) {
-                return;
-            }
-            if (!compilerOptions.experimentalDecorators) {
-                error(node, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_in_your_tsconfig_or_jsconfig_to_remove_this_warning);
-            }
-            var firstDecorator = node.decorators[0];
-            checkExternalEmitHelpers(firstDecorator, 8);
-            if (node.kind === 160) {
-                checkExternalEmitHelpers(firstDecorator, 32);
-            }
-            if (compilerOptions.emitDecoratorMetadata) {
-                checkExternalEmitHelpers(firstDecorator, 16);
-                switch (node.kind) {
-                    case 252:
-                        var constructor = ts.getFirstConstructorWithBody(node);
-                        if (constructor) {
-                            for (var _i = 0, _a = constructor.parameters; _i < _a.length; _i++) {
-                                var parameter = _a[_i];
-                                markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
-                            }
-                        }
-                        break;
-                    case 167:
-                    case 168:
-                        var otherKind = node.kind === 167 ? 168 : 167;
-                        var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(node), otherKind);
-                        markDecoratorMedataDataTypeNodeAsReferenced(getAnnotatedAccessorTypeNode(node) || otherAccessor && getAnnotatedAccessorTypeNode(otherAccessor));
-                        break;
-                    case 165:
-                        for (var _b = 0, _c = node.parameters; _b < _c.length; _b++) {
-                            var parameter = _c[_b];
-                            markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
-                        }
-                        markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveReturnTypeNode(node));
-                        break;
-                    case 163:
-                        markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveTypeAnnotationNode(node));
-                        break;
-                    case 160:
-                        markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node));
-                        var containingSignature = node.parent;
-                        for (var _d = 0, _e = containingSignature.parameters; _d < _e.length; _d++) {
-                            var parameter = _e[_d];
-                            markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
-                        }
-                        break;
-                }
-            }
-            ts.forEach(node.decorators, checkDecorator);
-        }
-        function checkFunctionDeclaration(node) {
-            if (produceDiagnostics) {
-                checkFunctionOrMethodDeclaration(node);
-                checkGrammarForGenerator(node);
-                checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
-                checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
-            }
-        }
-        function checkJSDocTypeAliasTag(node) {
-            if (!node.typeExpression) {
-                error(node.name, ts.Diagnostics.JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags);
-            }
-            if (node.name) {
-                checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0);
-            }
-            checkSourceElement(node.typeExpression);
-        }
-        function checkJSDocTemplateTag(node) {
-            checkSourceElement(node.constraint);
-            for (var _i = 0, _a = node.typeParameters; _i < _a.length; _i++) {
-                var tp = _a[_i];
-                checkSourceElement(tp);
-            }
-        }
-        function checkJSDocTypeTag(node) {
-            checkSourceElement(node.typeExpression);
-        }
-        function checkJSDocParameterTag(node) {
-            checkSourceElement(node.typeExpression);
-            if (!ts.getParameterSymbolFromJSDoc(node)) {
-                var decl = ts.getHostSignatureFromJSDoc(node);
-                if (decl) {
-                    var i = ts.getJSDocTags(decl).filter(ts.isJSDocParameterTag).indexOf(node);
-                    if (i > -1 && i < decl.parameters.length && ts.isBindingPattern(decl.parameters[i].name)) {
-                        return;
-                    }
-                    if (!containsArgumentsReference(decl)) {
-                        if (ts.isQualifiedName(node.name)) {
-                            error(node.name, ts.Diagnostics.Qualified_name_0_is_not_allowed_without_a_leading_param_object_1, ts.entityNameToString(node.name), ts.entityNameToString(node.name.left));
-                        }
-                        else {
-                            error(node.name, ts.Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name, ts.idText(node.name));
-                        }
-                    }
-                    else if (ts.findLast(ts.getJSDocTags(decl), ts.isJSDocParameterTag) === node &&
-                        node.typeExpression && node.typeExpression.type &&
-                        !isArrayType(getTypeFromTypeNode(node.typeExpression.type))) {
-                        error(node.name, ts.Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_It_would_match_arguments_if_it_had_an_array_type, ts.idText(node.name.kind === 157 ? node.name.right : node.name));
-                    }
-                }
-            }
-        }
-        function checkJSDocPropertyTag(node) {
-            checkSourceElement(node.typeExpression);
-        }
-        function checkJSDocFunctionType(node) {
-            if (produceDiagnostics && !node.type && !ts.isJSDocConstructSignature(node)) {
-                reportImplicitAny(node, anyType);
-            }
-            checkSignatureDeclaration(node);
-        }
-        function checkJSDocImplementsTag(node) {
-            var classLike = ts.getEffectiveJSDocHost(node);
-            if (!classLike || !ts.isClassDeclaration(classLike) && !ts.isClassExpression(classLike)) {
-                error(classLike, ts.Diagnostics.JSDoc_0_is_not_attached_to_a_class, ts.idText(node.tagName));
-            }
-        }
-        function checkJSDocAugmentsTag(node) {
-            var classLike = ts.getEffectiveJSDocHost(node);
-            if (!classLike || !ts.isClassDeclaration(classLike) && !ts.isClassExpression(classLike)) {
-                error(classLike, ts.Diagnostics.JSDoc_0_is_not_attached_to_a_class, ts.idText(node.tagName));
-                return;
-            }
-            var augmentsTags = ts.getJSDocTags(classLike).filter(ts.isJSDocAugmentsTag);
-            ts.Debug.assert(augmentsTags.length > 0);
-            if (augmentsTags.length > 1) {
-                error(augmentsTags[1], ts.Diagnostics.Class_declarations_cannot_have_more_than_one_augments_or_extends_tag);
-            }
-            var name = getIdentifierFromEntityNameExpression(node.class.expression);
-            var extend = ts.getClassExtendsHeritageElement(classLike);
-            if (extend) {
-                var className = getIdentifierFromEntityNameExpression(extend.expression);
-                if (className && name.escapedText !== className.escapedText) {
-                    error(name, ts.Diagnostics.JSDoc_0_1_does_not_match_the_extends_2_clause, ts.idText(node.tagName), ts.idText(name), ts.idText(className));
-                }
-            }
-        }
-        function getIdentifierFromEntityNameExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    return node;
-                case 201:
-                    return node.name;
-                default:
-                    return undefined;
-            }
-        }
-        function checkFunctionOrMethodDeclaration(node) {
-            checkDecorators(node);
-            checkSignatureDeclaration(node);
-            var functionFlags = ts.getFunctionFlags(node);
-            if (node.name && node.name.kind === 158) {
-                checkComputedPropertyName(node.name);
-            }
-            if (!hasNonBindableDynamicName(node)) {
-                var symbol = getSymbolOfNode(node);
-                var localSymbol = node.localSymbol || symbol;
-                var firstDeclaration = ts.find(localSymbol.declarations, function (declaration) { return declaration.kind === node.kind && !(declaration.flags & 131072); });
-                if (node === firstDeclaration) {
-                    checkFunctionOrConstructorSymbol(localSymbol);
-                }
-                if (symbol.parent) {
-                    checkFunctionOrConstructorSymbol(symbol);
-                }
-            }
-            var body = node.kind === 164 ? undefined : node.body;
-            checkSourceElement(body);
-            checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, getReturnTypeFromAnnotation(node));
-            if (produceDiagnostics && !ts.getEffectiveReturnTypeNode(node)) {
-                if (ts.nodeIsMissing(body) && !isPrivateWithinAmbient(node)) {
-                    reportImplicitAny(node, anyType);
-                }
-                if (functionFlags & 1 && ts.nodeIsPresent(body)) {
-                    getReturnTypeOfSignature(getSignatureFromDeclaration(node));
-                }
-            }
-            if (ts.isInJSFile(node)) {
-                var typeTag = ts.getJSDocTypeTag(node);
-                if (typeTag && typeTag.typeExpression && !getContextualCallSignature(getTypeFromTypeNode(typeTag.typeExpression), node)) {
-                    error(typeTag, ts.Diagnostics.The_type_of_a_function_declaration_must_match_the_function_s_signature);
-                }
-            }
-        }
-        function registerForUnusedIdentifiersCheck(node) {
-            if (produceDiagnostics) {
-                var sourceFile = ts.getSourceFileOfNode(node);
-                var potentiallyUnusedIdentifiers = allPotentiallyUnusedIdentifiers.get(sourceFile.path);
-                if (!potentiallyUnusedIdentifiers) {
-                    potentiallyUnusedIdentifiers = [];
-                    allPotentiallyUnusedIdentifiers.set(sourceFile.path, potentiallyUnusedIdentifiers);
-                }
-                potentiallyUnusedIdentifiers.push(node);
-            }
-        }
-        function checkUnusedIdentifiers(potentiallyUnusedIdentifiers, addDiagnostic) {
-            for (var _i = 0, potentiallyUnusedIdentifiers_1 = potentiallyUnusedIdentifiers; _i < potentiallyUnusedIdentifiers_1.length; _i++) {
-                var node = potentiallyUnusedIdentifiers_1[_i];
-                switch (node.kind) {
-                    case 252:
-                    case 221:
-                        checkUnusedClassMembers(node, addDiagnostic);
-                        checkUnusedTypeParameters(node, addDiagnostic);
-                        break;
-                    case 297:
-                    case 256:
-                    case 230:
-                    case 258:
-                    case 237:
-                    case 238:
-                    case 239:
-                        checkUnusedLocalsAndParameters(node, addDiagnostic);
-                        break;
-                    case 166:
-                    case 208:
-                    case 251:
-                    case 209:
-                    case 165:
-                    case 167:
-                    case 168:
-                        if (node.body) {
-                            checkUnusedLocalsAndParameters(node, addDiagnostic);
-                        }
-                        checkUnusedTypeParameters(node, addDiagnostic);
-                        break;
-                    case 164:
-                    case 169:
-                    case 170:
-                    case 174:
-                    case 175:
-                    case 254:
-                    case 253:
-                        checkUnusedTypeParameters(node, addDiagnostic);
-                        break;
-                    case 185:
-                        checkUnusedInferTypeParameter(node, addDiagnostic);
-                        break;
-                    default:
-                        ts.Debug.assertNever(node, "Node should not have been registered for unused identifiers check");
-                }
-            }
-        }
-        function errorUnusedLocal(declaration, name, addDiagnostic) {
-            var node = ts.getNameOfDeclaration(declaration) || declaration;
-            var message = isTypeDeclaration(declaration) ? ts.Diagnostics._0_is_declared_but_never_used : ts.Diagnostics._0_is_declared_but_its_value_is_never_read;
-            addDiagnostic(declaration, 0, ts.createDiagnosticForNode(node, message, name));
-        }
-        function isIdentifierThatStartsWithUnderscore(node) {
-            return ts.isIdentifier(node) && ts.idText(node).charCodeAt(0) === 95;
-        }
-        function checkUnusedClassMembers(node, addDiagnostic) {
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                switch (member.kind) {
-                    case 165:
-                    case 163:
-                    case 167:
-                    case 168:
-                        if (member.kind === 168 && member.symbol.flags & 32768) {
-                            break;
-                        }
-                        var symbol = getSymbolOfNode(member);
-                        if (!symbol.isReferenced
-                            && (ts.hasEffectiveModifier(member, 8) || ts.isNamedDeclaration(member) && ts.isPrivateIdentifier(member.name))
-                            && !(member.flags & 8388608)) {
-                            addDiagnostic(member, 0, ts.createDiagnosticForNode(member.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, symbolToString(symbol)));
-                        }
-                        break;
-                    case 166:
-                        for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) {
-                            var parameter = _c[_b];
-                            if (!parameter.symbol.isReferenced && ts.hasSyntacticModifier(parameter, 8)) {
-                                addDiagnostic(parameter, 0, ts.createDiagnosticForNode(parameter.name, ts.Diagnostics.Property_0_is_declared_but_its_value_is_never_read, ts.symbolName(parameter.symbol)));
-                            }
-                        }
-                        break;
-                    case 171:
-                    case 229:
-                        break;
-                    default:
-                        ts.Debug.fail();
-                }
-            }
-        }
-        function checkUnusedInferTypeParameter(node, addDiagnostic) {
-            var typeParameter = node.typeParameter;
-            if (isTypeParameterUnused(typeParameter)) {
-                addDiagnostic(node, 1, ts.createDiagnosticForNode(node, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.idText(typeParameter.name)));
-            }
-        }
-        function checkUnusedTypeParameters(node, addDiagnostic) {
-            if (ts.last(getSymbolOfNode(node).declarations) !== node)
-                return;
-            var typeParameters = ts.getEffectiveTypeParameterDeclarations(node);
-            var seenParentsWithEveryUnused = new ts.Set();
-            for (var _i = 0, typeParameters_3 = typeParameters; _i < typeParameters_3.length; _i++) {
-                var typeParameter = typeParameters_3[_i];
-                if (!isTypeParameterUnused(typeParameter))
-                    continue;
-                var name = ts.idText(typeParameter.name);
-                var parent = typeParameter.parent;
-                if (parent.kind !== 185 && parent.typeParameters.every(isTypeParameterUnused)) {
-                    if (ts.tryAddToSet(seenParentsWithEveryUnused, parent)) {
-                        var range = ts.isJSDocTemplateTag(parent)
-                            ? ts.rangeOfNode(parent)
-                            : ts.rangeOfTypeParameters(parent.typeParameters);
-                        var only = parent.typeParameters.length === 1;
-                        var message = only ? ts.Diagnostics._0_is_declared_but_its_value_is_never_read : ts.Diagnostics.All_type_parameters_are_unused;
-                        var arg0 = only ? name : undefined;
-                        addDiagnostic(typeParameter, 1, ts.createFileDiagnostic(ts.getSourceFileOfNode(parent), range.pos, range.end - range.pos, message, arg0));
-                    }
-                }
-                else {
-                    addDiagnostic(typeParameter, 1, ts.createDiagnosticForNode(typeParameter, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, name));
-                }
-            }
-        }
-        function isTypeParameterUnused(typeParameter) {
-            return !(getMergedSymbol(typeParameter.symbol).isReferenced & 262144) && !isIdentifierThatStartsWithUnderscore(typeParameter.name);
-        }
-        function addToGroup(map, key, value, getKey) {
-            var keyString = String(getKey(key));
-            var group = map.get(keyString);
-            if (group) {
-                group[1].push(value);
-            }
-            else {
-                map.set(keyString, [key, [value]]);
-            }
-        }
-        function tryGetRootParameterDeclaration(node) {
-            return ts.tryCast(ts.getRootDeclaration(node), ts.isParameter);
-        }
-        function isValidUnusedLocalDeclaration(declaration) {
-            if (ts.isBindingElement(declaration) && isIdentifierThatStartsWithUnderscore(declaration.name)) {
-                return !!ts.findAncestor(declaration.parent, function (ancestor) {
-                    return ts.isArrayBindingPattern(ancestor) || ts.isVariableDeclaration(ancestor) || ts.isVariableDeclarationList(ancestor) ? false :
-                        ts.isForOfStatement(ancestor) ? true : "quit";
-                });
-            }
-            return ts.isAmbientModule(declaration) ||
-                (ts.isVariableDeclaration(declaration) && ts.isForInOrOfStatement(declaration.parent.parent) || isImportedDeclaration(declaration)) && isIdentifierThatStartsWithUnderscore(declaration.name);
-        }
-        function checkUnusedLocalsAndParameters(nodeWithLocals, addDiagnostic) {
-            var unusedImports = new ts.Map();
-            var unusedDestructures = new ts.Map();
-            var unusedVariables = new ts.Map();
-            nodeWithLocals.locals.forEach(function (local) {
-                if (local.flags & 262144 ? !(local.flags & 3 && !(local.isReferenced & 3)) : local.isReferenced || local.exportSymbol) {
-                    return;
-                }
-                for (var _i = 0, _a = local.declarations; _i < _a.length; _i++) {
-                    var declaration = _a[_i];
-                    if (isValidUnusedLocalDeclaration(declaration)) {
-                        continue;
-                    }
-                    if (isImportedDeclaration(declaration)) {
-                        addToGroup(unusedImports, importClauseFromImported(declaration), declaration, getNodeId);
-                    }
-                    else if (ts.isBindingElement(declaration) && ts.isObjectBindingPattern(declaration.parent)) {
-                        var lastElement = ts.last(declaration.parent.elements);
-                        if (declaration === lastElement || !ts.last(declaration.parent.elements).dotDotDotToken) {
-                            addToGroup(unusedDestructures, declaration.parent, declaration, getNodeId);
-                        }
-                    }
-                    else if (ts.isVariableDeclaration(declaration)) {
-                        addToGroup(unusedVariables, declaration.parent, declaration, getNodeId);
-                    }
-                    else {
-                        var parameter = local.valueDeclaration && tryGetRootParameterDeclaration(local.valueDeclaration);
-                        var name = local.valueDeclaration && ts.getNameOfDeclaration(local.valueDeclaration);
-                        if (parameter && name) {
-                            if (!ts.isParameterPropertyDeclaration(parameter, parameter.parent) && !ts.parameterIsThisKeyword(parameter) && !isIdentifierThatStartsWithUnderscore(name)) {
-                                addDiagnostic(parameter, 1, ts.createDiagnosticForNode(name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(local)));
-                            }
-                        }
-                        else {
-                            errorUnusedLocal(declaration, ts.symbolName(local), addDiagnostic);
-                        }
-                    }
-                }
-            });
-            unusedImports.forEach(function (_a) {
-                var importClause = _a[0], unuseds = _a[1];
-                var importDecl = importClause.parent;
-                var nDeclarations = (importClause.name ? 1 : 0) +
-                    (importClause.namedBindings ?
-                        (importClause.namedBindings.kind === 263 ? 1 : importClause.namedBindings.elements.length)
-                        : 0);
-                if (nDeclarations === unuseds.length) {
-                    addDiagnostic(importDecl, 0, unuseds.length === 1
-                        ? ts.createDiagnosticForNode(importDecl, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.idText(ts.first(unuseds).name))
-                        : ts.createDiagnosticForNode(importDecl, ts.Diagnostics.All_imports_in_import_declaration_are_unused));
-                }
-                else {
-                    for (var _i = 0, unuseds_1 = unuseds; _i < unuseds_1.length; _i++) {
-                        var unused = unuseds_1[_i];
-                        errorUnusedLocal(unused, ts.idText(unused.name), addDiagnostic);
-                    }
-                }
-            });
-            unusedDestructures.forEach(function (_a) {
-                var bindingPattern = _a[0], bindingElements = _a[1];
-                var kind = tryGetRootParameterDeclaration(bindingPattern.parent) ? 1 : 0;
-                if (bindingPattern.elements.length === bindingElements.length) {
-                    if (bindingElements.length === 1 && bindingPattern.parent.kind === 249 && bindingPattern.parent.parent.kind === 250) {
-                        addToGroup(unusedVariables, bindingPattern.parent.parent, bindingPattern.parent, getNodeId);
-                    }
-                    else {
-                        addDiagnostic(bindingPattern, kind, bindingElements.length === 1
-                            ? ts.createDiagnosticForNode(bindingPattern, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, bindingNameText(ts.first(bindingElements).name))
-                            : ts.createDiagnosticForNode(bindingPattern, ts.Diagnostics.All_destructured_elements_are_unused));
-                    }
-                }
-                else {
-                    for (var _i = 0, bindingElements_1 = bindingElements; _i < bindingElements_1.length; _i++) {
-                        var e = bindingElements_1[_i];
-                        addDiagnostic(e, kind, ts.createDiagnosticForNode(e, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, bindingNameText(e.name)));
-                    }
-                }
-            });
-            unusedVariables.forEach(function (_a) {
-                var declarationList = _a[0], declarations = _a[1];
-                if (declarationList.declarations.length === declarations.length) {
-                    addDiagnostic(declarationList, 0, declarations.length === 1
-                        ? ts.createDiagnosticForNode(ts.first(declarations).name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, bindingNameText(ts.first(declarations).name))
-                        : ts.createDiagnosticForNode(declarationList.parent.kind === 232 ? declarationList.parent : declarationList, ts.Diagnostics.All_variables_are_unused));
-                }
-                else {
-                    for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) {
-                        var decl = declarations_5[_i];
-                        addDiagnostic(decl, 0, ts.createDiagnosticForNode(decl, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, bindingNameText(decl.name)));
-                    }
-                }
-            });
-        }
-        function bindingNameText(name) {
-            switch (name.kind) {
-                case 78:
-                    return ts.idText(name);
-                case 197:
-                case 196:
-                    return bindingNameText(ts.cast(ts.first(name.elements), ts.isBindingElement).name);
-                default:
-                    return ts.Debug.assertNever(name);
-            }
-        }
-        function isImportedDeclaration(node) {
-            return node.kind === 262 || node.kind === 265 || node.kind === 263;
-        }
-        function importClauseFromImported(decl) {
-            return decl.kind === 262 ? decl : decl.kind === 263 ? decl.parent : decl.parent.parent;
-        }
-        function checkBlock(node) {
-            if (node.kind === 230) {
-                checkGrammarStatementInAmbientContext(node);
-            }
-            if (ts.isFunctionOrModuleBlock(node)) {
-                var saveFlowAnalysisDisabled = flowAnalysisDisabled;
-                ts.forEach(node.statements, checkSourceElement);
-                flowAnalysisDisabled = saveFlowAnalysisDisabled;
-            }
-            else {
-                ts.forEach(node.statements, checkSourceElement);
-            }
-            if (node.locals) {
-                registerForUnusedIdentifiersCheck(node);
-            }
-        }
-        function checkCollisionWithArgumentsInGeneratedCode(node) {
-            if (languageVersion >= 2 || !ts.hasRestParameter(node) || node.flags & 8388608 || ts.nodeIsMissing(node.body)) {
-                return;
-            }
-            ts.forEach(node.parameters, function (p) {
-                if (p.name && !ts.isBindingPattern(p.name) && p.name.escapedText === argumentsSymbol.escapedName) {
-                    errorSkippedOn("noEmit", p, ts.Diagnostics.Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters);
-                }
-            });
-        }
-        function needCollisionCheckForIdentifier(node, identifier, name) {
-            if (!(identifier && identifier.escapedText === name)) {
-                return false;
-            }
-            if (node.kind === 163 ||
-                node.kind === 162 ||
-                node.kind === 165 ||
-                node.kind === 164 ||
-                node.kind === 167 ||
-                node.kind === 168) {
-                return false;
-            }
-            if (node.flags & 8388608) {
-                return false;
-            }
-            var root = ts.getRootDeclaration(node);
-            if (root.kind === 160 && ts.nodeIsMissing(root.parent.body)) {
-                return false;
-            }
-            return true;
-        }
-        function checkIfThisIsCapturedInEnclosingScope(node) {
-            ts.findAncestor(node, function (current) {
-                if (getNodeCheckFlags(current) & 4) {
-                    var isDeclaration_1 = node.kind !== 78;
-                    if (isDeclaration_1) {
-                        error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference);
-                    }
-                    else {
-                        error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference);
-                    }
-                    return true;
-                }
-                return false;
-            });
-        }
-        function checkIfNewTargetIsCapturedInEnclosingScope(node) {
-            ts.findAncestor(node, function (current) {
-                if (getNodeCheckFlags(current) & 8) {
-                    var isDeclaration_2 = node.kind !== 78;
-                    if (isDeclaration_2) {
-                        error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference);
-                    }
-                    else {
-                        error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference);
-                    }
-                    return true;
-                }
-                return false;
-            });
-        }
-        function checkWeakMapCollision(node) {
-            var enclosingBlockScope = ts.getEnclosingBlockScopeContainer(node);
-            if (getNodeCheckFlags(enclosingBlockScope) & 67108864) {
-                errorSkippedOn("noEmit", node, ts.Diagnostics.Compiler_reserves_name_0_when_emitting_private_identifier_downlevel, "WeakMap");
-            }
-        }
-        function checkCollisionWithRequireExportsInGeneratedCode(node, name) {
-            if (moduleKind >= ts.ModuleKind.ES2015) {
-                return;
-            }
-            if (!needCollisionCheckForIdentifier(node, name, "require") && !needCollisionCheckForIdentifier(node, name, "exports")) {
-                return;
-            }
-            if (ts.isModuleDeclaration(node) && ts.getModuleInstanceState(node) !== 1) {
-                return;
-            }
-            var parent = getDeclarationContainer(node);
-            if (parent.kind === 297 && ts.isExternalOrCommonJsModule(parent)) {
-                errorSkippedOn("noEmit", name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module, ts.declarationNameToString(name), ts.declarationNameToString(name));
-            }
-        }
-        function checkCollisionWithGlobalPromiseInGeneratedCode(node, name) {
-            if (languageVersion >= 4 || !needCollisionCheckForIdentifier(node, name, "Promise")) {
-                return;
-            }
-            if (ts.isModuleDeclaration(node) && ts.getModuleInstanceState(node) !== 1) {
-                return;
-            }
-            var parent = getDeclarationContainer(node);
-            if (parent.kind === 297 && ts.isExternalOrCommonJsModule(parent) && parent.flags & 2048) {
-                errorSkippedOn("noEmit", name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions, ts.declarationNameToString(name), ts.declarationNameToString(name));
-            }
-        }
-        function checkVarDeclaredNamesNotShadowed(node) {
-            if ((ts.getCombinedNodeFlags(node) & 3) !== 0 || ts.isParameterDeclaration(node)) {
-                return;
-            }
-            if (node.kind === 249 && !node.initializer) {
-                return;
-            }
-            var symbol = getSymbolOfNode(node);
-            if (symbol.flags & 1) {
-                if (!ts.isIdentifier(node.name))
-                    return ts.Debug.fail();
-                var localDeclarationSymbol = resolveName(node, node.name.escapedText, 3, undefined, undefined, false);
-                if (localDeclarationSymbol &&
-                    localDeclarationSymbol !== symbol &&
-                    localDeclarationSymbol.flags & 2) {
-                    if (getDeclarationNodeFlagsFromSymbol(localDeclarationSymbol) & 3) {
-                        var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 250);
-                        var container = varDeclList.parent.kind === 232 && varDeclList.parent.parent
-                            ? varDeclList.parent.parent
-                            : undefined;
-                        var namesShareScope = container &&
-                            (container.kind === 230 && ts.isFunctionLike(container.parent) ||
-                                container.kind === 257 ||
-                                container.kind === 256 ||
-                                container.kind === 297);
-                        if (!namesShareScope) {
-                            var name = symbolToString(localDeclarationSymbol);
-                            error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name, name);
-                        }
-                    }
-                }
-            }
-        }
-        function convertAutoToAny(type) {
-            return type === autoType ? anyType : type === autoArrayType ? anyArrayType : type;
-        }
-        function checkVariableLikeDeclaration(node) {
-            var _a;
-            checkDecorators(node);
-            if (!ts.isBindingElement(node)) {
-                checkSourceElement(node.type);
-            }
-            if (!node.name) {
-                return;
-            }
-            if (node.name.kind === 158) {
-                checkComputedPropertyName(node.name);
-                if (node.initializer) {
-                    checkExpressionCached(node.initializer);
-                }
-            }
-            if (node.kind === 198) {
-                if (node.parent.kind === 196 && languageVersion < 99) {
-                    checkExternalEmitHelpers(node, 4);
-                }
-                if (node.propertyName && node.propertyName.kind === 158) {
-                    checkComputedPropertyName(node.propertyName);
-                }
-                var parent = node.parent.parent;
-                var parentType = getTypeForBindingElementParent(parent);
-                var name = node.propertyName || node.name;
-                if (parentType && !ts.isBindingPattern(name)) {
-                    var exprType = getLiteralTypeFromPropertyName(name);
-                    if (isTypeUsableAsPropertyName(exprType)) {
-                        var nameText = getPropertyNameFromType(exprType);
-                        var property = getPropertyOfType(parentType, nameText);
-                        if (property) {
-                            markPropertyAsReferenced(property, undefined, false);
-                            checkPropertyAccessibility(parent, !!parent.initializer && parent.initializer.kind === 105, parentType, property);
-                        }
-                    }
-                }
-            }
-            if (ts.isBindingPattern(node.name)) {
-                if (node.name.kind === 197 && languageVersion < 2 && compilerOptions.downlevelIteration) {
-                    checkExternalEmitHelpers(node, 512);
-                }
-                ts.forEach(node.name.elements, checkSourceElement);
-            }
-            if (node.initializer && ts.isParameterDeclaration(node) && ts.nodeIsMissing(ts.getContainingFunction(node).body)) {
-                error(node, ts.Diagnostics.A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation);
-                return;
-            }
-            if (ts.isBindingPattern(node.name)) {
-                var needCheckInitializer = node.initializer && node.parent.parent.kind !== 238;
-                var needCheckWidenedType = node.name.elements.length === 0;
-                if (needCheckInitializer || needCheckWidenedType) {
-                    var widenedType = getWidenedTypeForVariableLikeDeclaration(node);
-                    if (needCheckInitializer) {
-                        var initializerType = checkExpressionCached(node.initializer);
-                        if (strictNullChecks && needCheckWidenedType) {
-                            checkNonNullNonVoidType(initializerType, node);
-                        }
-                        else {
-                            checkTypeAssignableToAndOptionallyElaborate(initializerType, getWidenedTypeForVariableLikeDeclaration(node), node, node.initializer);
-                        }
-                    }
-                    if (needCheckWidenedType) {
-                        if (ts.isArrayBindingPattern(node.name)) {
-                            checkIteratedTypeOrElementType(65, widenedType, undefinedType, node);
-                        }
-                        else if (strictNullChecks) {
-                            checkNonNullNonVoidType(widenedType, node);
-                        }
-                    }
-                }
-                return;
-            }
-            var symbol = getSymbolOfNode(node);
-            if (symbol.flags & 2097152 && ts.isRequireVariableDeclaration(node, true)) {
-                checkAliasSymbol(node);
-                return;
-            }
-            var type = convertAutoToAny(getTypeOfSymbol(symbol));
-            if (node === symbol.valueDeclaration) {
-                var initializer = ts.getEffectiveInitializer(node);
-                if (initializer) {
-                    var isJSObjectLiteralInitializer = ts.isInJSFile(node) &&
-                        ts.isObjectLiteralExpression(initializer) &&
-                        (initializer.properties.length === 0 || ts.isPrototypeAccess(node.name)) &&
-                        !!((_a = symbol.exports) === null || _a === void 0 ? void 0 : _a.size);
-                    if (!isJSObjectLiteralInitializer && node.parent.parent.kind !== 238) {
-                        checkTypeAssignableToAndOptionallyElaborate(checkExpressionCached(initializer), type, node, initializer, undefined);
-                    }
-                }
-                if (symbol.declarations.length > 1) {
-                    if (ts.some(symbol.declarations, function (d) { return d !== node && ts.isVariableLike(d) && !areDeclarationFlagsIdentical(d, node); })) {
-                        error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name));
-                    }
-                }
-            }
-            else {
-                var declarationType = convertAutoToAny(getWidenedTypeForVariableLikeDeclaration(node));
-                if (type !== errorType && declarationType !== errorType &&
-                    !isTypeIdenticalTo(type, declarationType) &&
-                    !(symbol.flags & 67108864)) {
-                    errorNextVariableOrPropertyDeclarationMustHaveSameType(symbol.valueDeclaration, type, node, declarationType);
-                }
-                if (node.initializer) {
-                    checkTypeAssignableToAndOptionallyElaborate(checkExpressionCached(node.initializer), declarationType, node, node.initializer, undefined);
-                }
-                if (!areDeclarationFlagsIdentical(node, symbol.valueDeclaration)) {
-                    error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name));
-                }
-            }
-            if (node.kind !== 163 && node.kind !== 162) {
-                checkExportsOnMergedDeclarations(node);
-                if (node.kind === 249 || node.kind === 198) {
-                    checkVarDeclaredNamesNotShadowed(node);
-                }
-                checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
-                checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
-                if (languageVersion < 99 && needCollisionCheckForIdentifier(node, node.name, "WeakMap")) {
-                    potentialWeakMapCollisions.push(node);
-                }
-            }
-        }
-        function errorNextVariableOrPropertyDeclarationMustHaveSameType(firstDeclaration, firstType, nextDeclaration, nextType) {
-            var nextDeclarationName = ts.getNameOfDeclaration(nextDeclaration);
-            var message = nextDeclaration.kind === 163 || nextDeclaration.kind === 162
-                ? ts.Diagnostics.Subsequent_property_declarations_must_have_the_same_type_Property_0_must_be_of_type_1_but_here_has_type_2
-                : ts.Diagnostics.Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2;
-            var declName = ts.declarationNameToString(nextDeclarationName);
-            var err = error(nextDeclarationName, message, declName, typeToString(firstType), typeToString(nextType));
-            if (firstDeclaration) {
-                ts.addRelatedInfo(err, ts.createDiagnosticForNode(firstDeclaration, ts.Diagnostics._0_was_also_declared_here, declName));
-            }
-        }
-        function areDeclarationFlagsIdentical(left, right) {
-            if ((left.kind === 160 && right.kind === 249) ||
-                (left.kind === 249 && right.kind === 160)) {
-                return true;
-            }
-            if (ts.hasQuestionToken(left) !== ts.hasQuestionToken(right)) {
-                return false;
-            }
-            var interestingFlags = 8 |
-                16 |
-                256 |
-                128 |
-                64 |
-                32;
-            return ts.getSelectedEffectiveModifierFlags(left, interestingFlags) === ts.getSelectedEffectiveModifierFlags(right, interestingFlags);
-        }
-        function checkVariableDeclaration(node) {
-            ts.tracing.push("check", "checkVariableDeclaration", { kind: node.kind, pos: node.pos, end: node.end });
-            checkGrammarVariableDeclaration(node);
-            checkVariableLikeDeclaration(node);
-            ts.tracing.pop();
-        }
-        function checkBindingElement(node) {
-            checkGrammarBindingElement(node);
-            return checkVariableLikeDeclaration(node);
-        }
-        function checkVariableStatement(node) {
-            if (!checkGrammarDecoratorsAndModifiers(node) && !checkGrammarVariableDeclarationList(node.declarationList))
-                checkGrammarForDisallowedLetOrConstStatement(node);
-            ts.forEach(node.declarationList.declarations, checkSourceElement);
-        }
-        function checkExpressionStatement(node) {
-            checkGrammarStatementInAmbientContext(node);
-            checkExpression(node.expression);
-        }
-        function checkIfStatement(node) {
-            checkGrammarStatementInAmbientContext(node);
-            var type = checkTruthinessExpression(node.expression);
-            checkTestingKnownTruthyCallableType(node.expression, node.thenStatement, type);
-            checkSourceElement(node.thenStatement);
-            if (node.thenStatement.kind === 231) {
-                error(node.thenStatement, ts.Diagnostics.The_body_of_an_if_statement_cannot_be_the_empty_statement);
-            }
-            checkSourceElement(node.elseStatement);
-        }
-        function checkTestingKnownTruthyCallableType(condExpr, body, type) {
-            if (!strictNullChecks) {
-                return;
-            }
-            var testedNode = ts.isIdentifier(condExpr)
-                ? condExpr
-                : ts.isPropertyAccessExpression(condExpr)
-                    ? condExpr.name
-                    : undefined;
-            if (!testedNode) {
-                return;
-            }
-            var possiblyFalsy = getFalsyFlags(type);
-            if (possiblyFalsy) {
-                return;
-            }
-            var callSignatures = getSignaturesOfType(type, 0);
-            if (callSignatures.length === 0) {
-                return;
-            }
-            var testedFunctionSymbol = getSymbolAtLocation(testedNode);
-            if (!testedFunctionSymbol) {
-                return;
-            }
-            var functionIsUsedInBody = ts.forEachChild(body, function check(childNode) {
-                if (ts.isIdentifier(childNode)) {
-                    var childSymbol = getSymbolAtLocation(childNode);
-                    if (childSymbol && childSymbol === testedFunctionSymbol) {
-                        if (ts.isIdentifier(condExpr)) {
-                            return true;
-                        }
-                        var testedExpression = testedNode.parent;
-                        var childExpression = childNode.parent;
-                        while (testedExpression && childExpression) {
-                            if (ts.isIdentifier(testedExpression) && ts.isIdentifier(childExpression) ||
-                                testedExpression.kind === 107 && childExpression.kind === 107) {
-                                return getSymbolAtLocation(testedExpression) === getSymbolAtLocation(childExpression);
-                            }
-                            if (ts.isPropertyAccessExpression(testedExpression) && ts.isPropertyAccessExpression(childExpression)) {
-                                if (getSymbolAtLocation(testedExpression.name) !== getSymbolAtLocation(childExpression.name)) {
-                                    return false;
-                                }
-                                childExpression = childExpression.expression;
-                                testedExpression = testedExpression.expression;
-                            }
-                            else {
-                                return false;
-                            }
-                        }
-                    }
-                }
-                return ts.forEachChild(childNode, check);
-            });
-            if (!functionIsUsedInBody) {
-                error(condExpr, ts.Diagnostics.This_condition_will_always_return_true_since_the_function_is_always_defined_Did_you_mean_to_call_it_instead);
-            }
-        }
-        function checkDoStatement(node) {
-            checkGrammarStatementInAmbientContext(node);
-            checkSourceElement(node.statement);
-            checkTruthinessExpression(node.expression);
-        }
-        function checkWhileStatement(node) {
-            checkGrammarStatementInAmbientContext(node);
-            checkTruthinessExpression(node.expression);
-            checkSourceElement(node.statement);
-        }
-        function checkTruthinessOfType(type, node) {
-            if (type.flags & 16384) {
-                error(node, ts.Diagnostics.An_expression_of_type_void_cannot_be_tested_for_truthiness);
-            }
-            return type;
-        }
-        function checkTruthinessExpression(node, checkMode) {
-            return checkTruthinessOfType(checkExpression(node, checkMode), node);
-        }
-        function checkForStatement(node) {
-            if (!checkGrammarStatementInAmbientContext(node)) {
-                if (node.initializer && node.initializer.kind === 250) {
-                    checkGrammarVariableDeclarationList(node.initializer);
-                }
-            }
-            if (node.initializer) {
-                if (node.initializer.kind === 250) {
-                    ts.forEach(node.initializer.declarations, checkVariableDeclaration);
-                }
-                else {
-                    checkExpression(node.initializer);
-                }
-            }
-            if (node.condition)
-                checkTruthinessExpression(node.condition);
-            if (node.incrementor)
-                checkExpression(node.incrementor);
-            checkSourceElement(node.statement);
-            if (node.locals) {
-                registerForUnusedIdentifiersCheck(node);
-            }
-        }
-        function checkForOfStatement(node) {
-            checkGrammarForInOrForOfStatement(node);
-            if (node.awaitModifier) {
-                var functionFlags = ts.getFunctionFlags(ts.getContainingFunction(node));
-                if ((functionFlags & (4 | 2)) === 2 && languageVersion < 99) {
-                    checkExternalEmitHelpers(node, 32768);
-                }
-            }
-            else if (compilerOptions.downlevelIteration && languageVersion < 2) {
-                checkExternalEmitHelpers(node, 256);
-            }
-            if (node.initializer.kind === 250) {
-                checkForInOrForOfVariableDeclaration(node);
-            }
-            else {
-                var varExpr = node.initializer;
-                var iteratedType = checkRightHandSideOfForOf(node);
-                if (varExpr.kind === 199 || varExpr.kind === 200) {
-                    checkDestructuringAssignment(varExpr, iteratedType || errorType);
-                }
-                else {
-                    var leftType = checkExpression(varExpr);
-                    checkReferenceExpression(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access, ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_may_not_be_an_optional_property_access);
-                    if (iteratedType) {
-                        checkTypeAssignableToAndOptionallyElaborate(iteratedType, leftType, varExpr, node.expression);
-                    }
-                }
-            }
-            checkSourceElement(node.statement);
-            if (node.locals) {
-                registerForUnusedIdentifiersCheck(node);
-            }
-        }
-        function checkForInStatement(node) {
-            checkGrammarForInOrForOfStatement(node);
-            var rightType = getNonNullableTypeIfNeeded(checkExpression(node.expression));
-            if (node.initializer.kind === 250) {
-                var variable = node.initializer.declarations[0];
-                if (variable && ts.isBindingPattern(variable.name)) {
-                    error(variable.name, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern);
-                }
-                checkForInOrForOfVariableDeclaration(node);
-            }
-            else {
-                var varExpr = node.initializer;
-                var leftType = checkExpression(varExpr);
-                if (varExpr.kind === 199 || varExpr.kind === 200) {
-                    error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern);
-                }
-                else if (!isTypeAssignableTo(getIndexTypeOrString(rightType), leftType)) {
-                    error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any);
-                }
-                else {
-                    checkReferenceExpression(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_may_not_be_an_optional_property_access);
-                }
-            }
-            if (rightType === neverType || !isTypeAssignableToKind(rightType, 67108864 | 58982400)) {
-                error(node.expression, ts.Diagnostics.The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_but_here_has_type_0, typeToString(rightType));
-            }
-            checkSourceElement(node.statement);
-            if (node.locals) {
-                registerForUnusedIdentifiersCheck(node);
-            }
-        }
-        function checkForInOrForOfVariableDeclaration(iterationStatement) {
-            var variableDeclarationList = iterationStatement.initializer;
-            if (variableDeclarationList.declarations.length >= 1) {
-                var decl = variableDeclarationList.declarations[0];
-                checkVariableDeclaration(decl);
-            }
-        }
-        function checkRightHandSideOfForOf(statement) {
-            var use = statement.awaitModifier ? 15 : 13;
-            return checkIteratedTypeOrElementType(use, checkNonNullExpression(statement.expression), undefinedType, statement.expression);
-        }
-        function checkIteratedTypeOrElementType(use, inputType, sentType, errorNode) {
-            if (isTypeAny(inputType)) {
-                return inputType;
-            }
-            return getIteratedTypeOrElementType(use, inputType, sentType, errorNode, true) || anyType;
-        }
-        function getIteratedTypeOrElementType(use, inputType, sentType, errorNode, checkAssignability) {
-            var allowAsyncIterables = (use & 2) !== 0;
-            if (inputType === neverType) {
-                reportTypeNotIterableError(errorNode, inputType, allowAsyncIterables);
-                return undefined;
-            }
-            var uplevelIteration = languageVersion >= 2;
-            var downlevelIteration = !uplevelIteration && compilerOptions.downlevelIteration;
-            var possibleOutOfBounds = compilerOptions.noUncheckedIndexedAccess && !!(use & 128);
-            if (uplevelIteration || downlevelIteration || allowAsyncIterables) {
-                var iterationTypes = getIterationTypesOfIterable(inputType, use, uplevelIteration ? errorNode : undefined);
-                if (checkAssignability) {
-                    if (iterationTypes) {
-                        var diagnostic = use & 8 ? ts.Diagnostics.Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_for_of_will_always_send_0 :
-                            use & 32 ? ts.Diagnostics.Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_array_spread_will_always_send_0 :
-                                use & 64 ? ts.Diagnostics.Cannot_iterate_value_because_the_next_method_of_its_iterator_expects_type_1_but_array_destructuring_will_always_send_0 :
-                                    use & 16 ? ts.Diagnostics.Cannot_delegate_iteration_to_value_because_the_next_method_of_its_iterator_expects_type_1_but_the_containing_generator_will_always_send_0 :
-                                        undefined;
-                        if (diagnostic) {
-                            checkTypeAssignableTo(sentType, iterationTypes.nextType, errorNode, diagnostic);
-                        }
-                    }
-                }
-                if (iterationTypes || uplevelIteration) {
-                    return possibleOutOfBounds ? includeUndefinedInIndexSignature(iterationTypes && iterationTypes.yieldType) : (iterationTypes && iterationTypes.yieldType);
-                }
-            }
-            var arrayType = inputType;
-            var reportedError = false;
-            var hasStringConstituent = false;
-            if (use & 4) {
-                if (arrayType.flags & 1048576) {
-                    var arrayTypes = inputType.types;
-                    var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 402653316); });
-                    if (filteredTypes !== arrayTypes) {
-                        arrayType = getUnionType(filteredTypes, 2);
-                    }
-                }
-                else if (arrayType.flags & 402653316) {
-                    arrayType = neverType;
-                }
-                hasStringConstituent = arrayType !== inputType;
-                if (hasStringConstituent) {
-                    if (languageVersion < 1) {
-                        if (errorNode) {
-                            error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher);
-                            reportedError = true;
-                        }
-                    }
-                    if (arrayType.flags & 131072) {
-                        return possibleOutOfBounds ? includeUndefinedInIndexSignature(stringType) : stringType;
-                    }
-                }
-            }
-            if (!isArrayLikeType(arrayType)) {
-                if (errorNode && !reportedError) {
-                    var yieldType = getIterationTypeOfIterable(use, 0, inputType, undefined);
-                    var _a = !(use & 4) || hasStringConstituent
-                        ? downlevelIteration
-                            ? [ts.Diagnostics.Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator, true]
-                            : yieldType
-                                ? [ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators, false]
-                                : [ts.Diagnostics.Type_0_is_not_an_array_type, true]
-                        : downlevelIteration
-                            ? [ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator, true]
-                            : yieldType
-                                ? [ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_Use_compiler_option_downlevelIteration_to_allow_iterating_of_iterators, false]
-                                : [ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type, true], defaultDiagnostic = _a[0], maybeMissingAwait = _a[1];
-                    errorAndMaybeSuggestAwait(errorNode, maybeMissingAwait && !!getAwaitedTypeOfPromise(arrayType), defaultDiagnostic, typeToString(arrayType));
-                }
-                return hasStringConstituent ? possibleOutOfBounds ? includeUndefinedInIndexSignature(stringType) : stringType : undefined;
-            }
-            var arrayElementType = getIndexTypeOfType(arrayType, 1);
-            if (hasStringConstituent && arrayElementType) {
-                if (arrayElementType.flags & 402653316 && !compilerOptions.noUncheckedIndexedAccess) {
-                    return stringType;
-                }
-                return getUnionType(possibleOutOfBounds ? [arrayElementType, stringType, undefinedType] : [arrayElementType, stringType], 2);
-            }
-            return (use & 128) ? includeUndefinedInIndexSignature(arrayElementType) : arrayElementType;
-        }
-        function getIterationTypeOfIterable(use, typeKind, inputType, errorNode) {
-            if (isTypeAny(inputType)) {
-                return undefined;
-            }
-            var iterationTypes = getIterationTypesOfIterable(inputType, use, errorNode);
-            return iterationTypes && iterationTypes[getIterationTypesKeyFromIterationTypeKind(typeKind)];
-        }
-        function createIterationTypes(yieldType, returnType, nextType) {
-            if (yieldType === void 0) { yieldType = neverType; }
-            if (returnType === void 0) { returnType = neverType; }
-            if (nextType === void 0) { nextType = unknownType; }
-            if (yieldType.flags & 67359327 &&
-                returnType.flags & (1 | 131072 | 2 | 16384 | 32768) &&
-                nextType.flags & (1 | 131072 | 2 | 16384 | 32768)) {
-                var id = getTypeListId([yieldType, returnType, nextType]);
-                var iterationTypes = iterationTypesCache.get(id);
-                if (!iterationTypes) {
-                    iterationTypes = { yieldType: yieldType, returnType: returnType, nextType: nextType };
-                    iterationTypesCache.set(id, iterationTypes);
-                }
-                return iterationTypes;
-            }
-            return { yieldType: yieldType, returnType: returnType, nextType: nextType };
-        }
-        function combineIterationTypes(array) {
-            var yieldTypes;
-            var returnTypes;
-            var nextTypes;
-            for (var _i = 0, array_10 = array; _i < array_10.length; _i++) {
-                var iterationTypes = array_10[_i];
-                if (iterationTypes === undefined || iterationTypes === noIterationTypes) {
-                    continue;
-                }
-                if (iterationTypes === anyIterationTypes) {
-                    return anyIterationTypes;
-                }
-                yieldTypes = ts.append(yieldTypes, iterationTypes.yieldType);
-                returnTypes = ts.append(returnTypes, iterationTypes.returnType);
-                nextTypes = ts.append(nextTypes, iterationTypes.nextType);
-            }
-            if (yieldTypes || returnTypes || nextTypes) {
-                return createIterationTypes(yieldTypes && getUnionType(yieldTypes), returnTypes && getUnionType(returnTypes), nextTypes && getIntersectionType(nextTypes));
-            }
-            return noIterationTypes;
-        }
-        function getCachedIterationTypes(type, cacheKey) {
-            return type[cacheKey];
-        }
-        function setCachedIterationTypes(type, cacheKey, cachedTypes) {
-            return type[cacheKey] = cachedTypes;
-        }
-        function getIterationTypesOfIterable(type, use, errorNode) {
-            if (isTypeAny(type)) {
-                return anyIterationTypes;
-            }
-            if (!(type.flags & 1048576)) {
-                var iterationTypes_1 = getIterationTypesOfIterableWorker(type, use, errorNode);
-                if (iterationTypes_1 === noIterationTypes) {
-                    if (errorNode) {
-                        reportTypeNotIterableError(errorNode, type, !!(use & 2));
-                    }
-                    return undefined;
-                }
-                return iterationTypes_1;
-            }
-            var cacheKey = use & 2 ? "iterationTypesOfAsyncIterable" : "iterationTypesOfIterable";
-            var cachedTypes = getCachedIterationTypes(type, cacheKey);
-            if (cachedTypes)
-                return cachedTypes === noIterationTypes ? undefined : cachedTypes;
-            var allIterationTypes;
-            for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
-                var constituent = _a[_i];
-                var iterationTypes_2 = getIterationTypesOfIterableWorker(constituent, use, errorNode);
-                if (iterationTypes_2 === noIterationTypes) {
-                    if (errorNode) {
-                        reportTypeNotIterableError(errorNode, type, !!(use & 2));
-                    }
-                    setCachedIterationTypes(type, cacheKey, noIterationTypes);
-                    return undefined;
-                }
-                else {
-                    allIterationTypes = ts.append(allIterationTypes, iterationTypes_2);
-                }
-            }
-            var iterationTypes = allIterationTypes ? combineIterationTypes(allIterationTypes) : noIterationTypes;
-            setCachedIterationTypes(type, cacheKey, iterationTypes);
-            return iterationTypes === noIterationTypes ? undefined : iterationTypes;
-        }
-        function getAsyncFromSyncIterationTypes(iterationTypes, errorNode) {
-            if (iterationTypes === noIterationTypes)
-                return noIterationTypes;
-            if (iterationTypes === anyIterationTypes)
-                return anyIterationTypes;
-            var yieldType = iterationTypes.yieldType, returnType = iterationTypes.returnType, nextType = iterationTypes.nextType;
-            return createIterationTypes(getAwaitedType(yieldType, errorNode) || anyType, getAwaitedType(returnType, errorNode) || anyType, nextType);
-        }
-        function getIterationTypesOfIterableWorker(type, use, errorNode) {
-            if (isTypeAny(type)) {
-                return anyIterationTypes;
-            }
-            if (use & 2) {
-                var iterationTypes = getIterationTypesOfIterableCached(type, asyncIterationTypesResolver) ||
-                    getIterationTypesOfIterableFast(type, asyncIterationTypesResolver);
-                if (iterationTypes) {
-                    return iterationTypes;
-                }
-            }
-            if (use & 1) {
-                var iterationTypes = getIterationTypesOfIterableCached(type, syncIterationTypesResolver) ||
-                    getIterationTypesOfIterableFast(type, syncIterationTypesResolver);
-                if (iterationTypes) {
-                    if (use & 2) {
-                        if (iterationTypes !== noIterationTypes) {
-                            return setCachedIterationTypes(type, "iterationTypesOfAsyncIterable", getAsyncFromSyncIterationTypes(iterationTypes, errorNode));
-                        }
-                    }
-                    else {
-                        return iterationTypes;
-                    }
-                }
-            }
-            if (use & 2) {
-                var iterationTypes = getIterationTypesOfIterableSlow(type, asyncIterationTypesResolver, errorNode);
-                if (iterationTypes !== noIterationTypes) {
-                    return iterationTypes;
-                }
-            }
-            if (use & 1) {
-                var iterationTypes = getIterationTypesOfIterableSlow(type, syncIterationTypesResolver, errorNode);
-                if (iterationTypes !== noIterationTypes) {
-                    if (use & 2) {
-                        return setCachedIterationTypes(type, "iterationTypesOfAsyncIterable", iterationTypes
-                            ? getAsyncFromSyncIterationTypes(iterationTypes, errorNode)
-                            : noIterationTypes);
-                    }
-                    else {
-                        return iterationTypes;
-                    }
-                }
-            }
-            return noIterationTypes;
-        }
-        function getIterationTypesOfIterableCached(type, resolver) {
-            return getCachedIterationTypes(type, resolver.iterableCacheKey);
-        }
-        function getIterationTypesOfGlobalIterableType(globalType, resolver) {
-            var globalIterationTypes = getIterationTypesOfIterableCached(globalType, resolver) ||
-                getIterationTypesOfIterableSlow(globalType, resolver, undefined);
-            return globalIterationTypes === noIterationTypes ? defaultIterationTypes : globalIterationTypes;
-        }
-        function getIterationTypesOfIterableFast(type, resolver) {
-            var globalType;
-            if (isReferenceToType(type, globalType = resolver.getGlobalIterableType(false)) ||
-                isReferenceToType(type, globalType = resolver.getGlobalIterableIteratorType(false))) {
-                var yieldType = getTypeArguments(type)[0];
-                var _a = getIterationTypesOfGlobalIterableType(globalType, resolver), returnType = _a.returnType, nextType = _a.nextType;
-                return setCachedIterationTypes(type, resolver.iterableCacheKey, createIterationTypes(yieldType, returnType, nextType));
-            }
-            if (isReferenceToType(type, resolver.getGlobalGeneratorType(false))) {
-                var _b = getTypeArguments(type), yieldType = _b[0], returnType = _b[1], nextType = _b[2];
-                return setCachedIterationTypes(type, resolver.iterableCacheKey, createIterationTypes(yieldType, returnType, nextType));
-            }
-        }
-        function getIterationTypesOfIterableSlow(type, resolver, errorNode) {
-            var _a;
-            var method = getPropertyOfType(type, ts.getPropertyNameForKnownSymbolName(resolver.iteratorSymbolName));
-            var methodType = method && !(method.flags & 16777216) ? getTypeOfSymbol(method) : undefined;
-            if (isTypeAny(methodType)) {
-                return setCachedIterationTypes(type, resolver.iterableCacheKey, anyIterationTypes);
-            }
-            var signatures = methodType ? getSignaturesOfType(methodType, 0) : undefined;
-            if (!ts.some(signatures)) {
-                return setCachedIterationTypes(type, resolver.iterableCacheKey, noIterationTypes);
-            }
-            var iteratorType = getIntersectionType(ts.map(signatures, getReturnTypeOfSignature));
-            var iterationTypes = (_a = getIterationTypesOfIterator(iteratorType, resolver, errorNode)) !== null && _a !== void 0 ? _a : noIterationTypes;
-            return setCachedIterationTypes(type, resolver.iterableCacheKey, iterationTypes);
-        }
-        function reportTypeNotIterableError(errorNode, type, allowAsyncIterables) {
-            var message = allowAsyncIterables
-                ? ts.Diagnostics.Type_0_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator
-                : ts.Diagnostics.Type_0_must_have_a_Symbol_iterator_method_that_returns_an_iterator;
-            errorAndMaybeSuggestAwait(errorNode, !!getAwaitedTypeOfPromise(type), message, typeToString(type));
-        }
-        function getIterationTypesOfIterator(type, resolver, errorNode) {
-            if (isTypeAny(type)) {
-                return anyIterationTypes;
-            }
-            var iterationTypes = getIterationTypesOfIteratorCached(type, resolver) ||
-                getIterationTypesOfIteratorFast(type, resolver) ||
-                getIterationTypesOfIteratorSlow(type, resolver, errorNode);
-            return iterationTypes === noIterationTypes ? undefined : iterationTypes;
-        }
-        function getIterationTypesOfIteratorCached(type, resolver) {
-            return getCachedIterationTypes(type, resolver.iteratorCacheKey);
-        }
-        function getIterationTypesOfIteratorFast(type, resolver) {
-            var globalType = resolver.getGlobalIterableIteratorType(false);
-            if (isReferenceToType(type, globalType)) {
-                var yieldType = getTypeArguments(type)[0];
-                var globalIterationTypes = getIterationTypesOfIteratorCached(globalType, resolver) ||
-                    getIterationTypesOfIteratorSlow(globalType, resolver, undefined);
-                var _a = globalIterationTypes === noIterationTypes ? defaultIterationTypes : globalIterationTypes, returnType = _a.returnType, nextType = _a.nextType;
-                return setCachedIterationTypes(type, resolver.iteratorCacheKey, createIterationTypes(yieldType, returnType, nextType));
-            }
-            if (isReferenceToType(type, resolver.getGlobalIteratorType(false)) ||
-                isReferenceToType(type, resolver.getGlobalGeneratorType(false))) {
-                var _b = getTypeArguments(type), yieldType = _b[0], returnType = _b[1], nextType = _b[2];
-                return setCachedIterationTypes(type, resolver.iteratorCacheKey, createIterationTypes(yieldType, returnType, nextType));
-            }
-        }
-        function isIteratorResult(type, kind) {
-            var doneType = getTypeOfPropertyOfType(type, "done") || falseType;
-            return isTypeAssignableTo(kind === 0 ? falseType : trueType, doneType);
-        }
-        function isYieldIteratorResult(type) {
-            return isIteratorResult(type, 0);
-        }
-        function isReturnIteratorResult(type) {
-            return isIteratorResult(type, 1);
-        }
-        function getIterationTypesOfIteratorResult(type) {
-            if (isTypeAny(type)) {
-                return anyIterationTypes;
-            }
-            var cachedTypes = getCachedIterationTypes(type, "iterationTypesOfIteratorResult");
-            if (cachedTypes) {
-                return cachedTypes;
-            }
-            if (isReferenceToType(type, getGlobalIteratorYieldResultType(false))) {
-                var yieldType_1 = getTypeArguments(type)[0];
-                return setCachedIterationTypes(type, "iterationTypesOfIteratorResult", createIterationTypes(yieldType_1, undefined, undefined));
-            }
-            if (isReferenceToType(type, getGlobalIteratorReturnResultType(false))) {
-                var returnType_1 = getTypeArguments(type)[0];
-                return setCachedIterationTypes(type, "iterationTypesOfIteratorResult", createIterationTypes(undefined, returnType_1, undefined));
-            }
-            var yieldIteratorResult = filterType(type, isYieldIteratorResult);
-            var yieldType = yieldIteratorResult !== neverType ? getTypeOfPropertyOfType(yieldIteratorResult, "value") : undefined;
-            var returnIteratorResult = filterType(type, isReturnIteratorResult);
-            var returnType = returnIteratorResult !== neverType ? getTypeOfPropertyOfType(returnIteratorResult, "value") : undefined;
-            if (!yieldType && !returnType) {
-                return setCachedIterationTypes(type, "iterationTypesOfIteratorResult", noIterationTypes);
-            }
-            return setCachedIterationTypes(type, "iterationTypesOfIteratorResult", createIterationTypes(yieldType, returnType || voidType, undefined));
-        }
-        function getIterationTypesOfMethod(type, resolver, methodName, errorNode) {
-            var _a, _b, _c, _d;
-            var method = getPropertyOfType(type, methodName);
-            if (!method && methodName !== "next") {
-                return undefined;
-            }
-            var methodType = method && !(methodName === "next" && (method.flags & 16777216))
-                ? methodName === "next" ? getTypeOfSymbol(method) : getTypeWithFacts(getTypeOfSymbol(method), 2097152)
-                : undefined;
-            if (isTypeAny(methodType)) {
-                return methodName === "next" ? anyIterationTypes : anyIterationTypesExceptNext;
-            }
-            var methodSignatures = methodType ? getSignaturesOfType(methodType, 0) : ts.emptyArray;
-            if (methodSignatures.length === 0) {
-                if (errorNode) {
-                    var diagnostic = methodName === "next"
-                        ? resolver.mustHaveANextMethodDiagnostic
-                        : resolver.mustBeAMethodDiagnostic;
-                    error(errorNode, diagnostic, methodName);
-                }
-                return methodName === "next" ? anyIterationTypes : undefined;
-            }
-            if ((methodType === null || methodType === void 0 ? void 0 : methodType.symbol) && methodSignatures.length === 1) {
-                var globalGeneratorType = resolver.getGlobalGeneratorType(false);
-                var globalIteratorType = resolver.getGlobalIteratorType(false);
-                var isGeneratorMethod = ((_b = (_a = globalGeneratorType.symbol) === null || _a === void 0 ? void 0 : _a.members) === null || _b === void 0 ? void 0 : _b.get(methodName)) === methodType.symbol;
-                var isIteratorMethod = !isGeneratorMethod && ((_d = (_c = globalIteratorType.symbol) === null || _c === void 0 ? void 0 : _c.members) === null || _d === void 0 ? void 0 : _d.get(methodName)) === methodType.symbol;
-                if (isGeneratorMethod || isIteratorMethod) {
-                    var globalType = isGeneratorMethod ? globalGeneratorType : globalIteratorType;
-                    var mapper = methodType.mapper;
-                    return createIterationTypes(getMappedType(globalType.typeParameters[0], mapper), getMappedType(globalType.typeParameters[1], mapper), methodName === "next" ? getMappedType(globalType.typeParameters[2], mapper) : undefined);
-                }
-            }
-            var methodParameterTypes;
-            var methodReturnTypes;
-            for (var _i = 0, methodSignatures_1 = methodSignatures; _i < methodSignatures_1.length; _i++) {
-                var signature = methodSignatures_1[_i];
-                if (methodName !== "throw" && ts.some(signature.parameters)) {
-                    methodParameterTypes = ts.append(methodParameterTypes, getTypeAtPosition(signature, 0));
-                }
-                methodReturnTypes = ts.append(methodReturnTypes, getReturnTypeOfSignature(signature));
-            }
-            var returnTypes;
-            var nextType;
-            if (methodName !== "throw") {
-                var methodParameterType = methodParameterTypes ? getUnionType(methodParameterTypes) : unknownType;
-                if (methodName === "next") {
-                    nextType = methodParameterType;
-                }
-                else if (methodName === "return") {
-                    var resolvedMethodParameterType = resolver.resolveIterationType(methodParameterType, errorNode) || anyType;
-                    returnTypes = ts.append(returnTypes, resolvedMethodParameterType);
-                }
-            }
-            var yieldType;
-            var methodReturnType = methodReturnTypes ? getIntersectionType(methodReturnTypes) : neverType;
-            var resolvedMethodReturnType = resolver.resolveIterationType(methodReturnType, errorNode) || anyType;
-            var iterationTypes = getIterationTypesOfIteratorResult(resolvedMethodReturnType);
-            if (iterationTypes === noIterationTypes) {
-                if (errorNode) {
-                    error(errorNode, resolver.mustHaveAValueDiagnostic, methodName);
-                }
-                yieldType = anyType;
-                returnTypes = ts.append(returnTypes, anyType);
-            }
-            else {
-                yieldType = iterationTypes.yieldType;
-                returnTypes = ts.append(returnTypes, iterationTypes.returnType);
-            }
-            return createIterationTypes(yieldType, getUnionType(returnTypes), nextType);
-        }
-        function getIterationTypesOfIteratorSlow(type, resolver, errorNode) {
-            var iterationTypes = combineIterationTypes([
-                getIterationTypesOfMethod(type, resolver, "next", errorNode),
-                getIterationTypesOfMethod(type, resolver, "return", errorNode),
-                getIterationTypesOfMethod(type, resolver, "throw", errorNode),
-            ]);
-            return setCachedIterationTypes(type, resolver.iteratorCacheKey, iterationTypes);
-        }
-        function getIterationTypeOfGeneratorFunctionReturnType(kind, returnType, isAsyncGenerator) {
-            if (isTypeAny(returnType)) {
-                return undefined;
-            }
-            var iterationTypes = getIterationTypesOfGeneratorFunctionReturnType(returnType, isAsyncGenerator);
-            return iterationTypes && iterationTypes[getIterationTypesKeyFromIterationTypeKind(kind)];
-        }
-        function getIterationTypesOfGeneratorFunctionReturnType(type, isAsyncGenerator) {
-            if (isTypeAny(type)) {
-                return anyIterationTypes;
-            }
-            var use = isAsyncGenerator ? 2 : 1;
-            var resolver = isAsyncGenerator ? asyncIterationTypesResolver : syncIterationTypesResolver;
-            return getIterationTypesOfIterable(type, use, undefined) ||
-                getIterationTypesOfIterator(type, resolver, undefined);
-        }
-        function checkBreakOrContinueStatement(node) {
-            if (!checkGrammarStatementInAmbientContext(node))
-                checkGrammarBreakOrContinueStatement(node);
-        }
-        function unwrapReturnType(returnType, functionFlags) {
-            var _a, _b;
-            var isGenerator = !!(functionFlags & 1);
-            var isAsync = !!(functionFlags & 2);
-            return isGenerator ? (_a = getIterationTypeOfGeneratorFunctionReturnType(1, returnType, isAsync)) !== null && _a !== void 0 ? _a : errorType :
-                isAsync ? (_b = getAwaitedType(returnType)) !== null && _b !== void 0 ? _b : errorType :
-                    returnType;
-        }
-        function isUnwrappedReturnTypeVoidOrAny(func, returnType) {
-            var unwrappedReturnType = unwrapReturnType(returnType, ts.getFunctionFlags(func));
-            return !!unwrappedReturnType && maybeTypeOfKind(unwrappedReturnType, 16384 | 3);
-        }
-        function checkReturnStatement(node) {
-            var _a;
-            if (checkGrammarStatementInAmbientContext(node)) {
-                return;
-            }
-            var func = ts.getContainingFunction(node);
-            if (!func) {
-                grammarErrorOnFirstToken(node, ts.Diagnostics.A_return_statement_can_only_be_used_within_a_function_body);
-                return;
-            }
-            var signature = getSignatureFromDeclaration(func);
-            var returnType = getReturnTypeOfSignature(signature);
-            var functionFlags = ts.getFunctionFlags(func);
-            if (strictNullChecks || node.expression || returnType.flags & 131072) {
-                var exprType = node.expression ? checkExpressionCached(node.expression) : undefinedType;
-                if (func.kind === 168) {
-                    if (node.expression) {
-                        error(node, ts.Diagnostics.Setters_cannot_return_a_value);
-                    }
-                }
-                else if (func.kind === 166) {
-                    if (node.expression && !checkTypeAssignableToAndOptionallyElaborate(exprType, returnType, node, node.expression)) {
-                        error(node, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class);
-                    }
-                }
-                else if (getReturnTypeFromAnnotation(func)) {
-                    var unwrappedReturnType = (_a = unwrapReturnType(returnType, functionFlags)) !== null && _a !== void 0 ? _a : returnType;
-                    var unwrappedExprType = functionFlags & 2
-                        ? checkAwaitedType(exprType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member)
-                        : exprType;
-                    if (unwrappedReturnType) {
-                        checkTypeAssignableToAndOptionallyElaborate(unwrappedExprType, unwrappedReturnType, node, node.expression);
-                    }
-                }
-            }
-            else if (func.kind !== 166 && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) {
-                error(node, ts.Diagnostics.Not_all_code_paths_return_a_value);
-            }
-        }
-        function checkWithStatement(node) {
-            if (!checkGrammarStatementInAmbientContext(node)) {
-                if (node.flags & 32768) {
-                    grammarErrorOnFirstToken(node, ts.Diagnostics.with_statements_are_not_allowed_in_an_async_function_block);
-                }
-            }
-            checkExpression(node.expression);
-            var sourceFile = ts.getSourceFileOfNode(node);
-            if (!hasParseDiagnostics(sourceFile)) {
-                var start = ts.getSpanOfTokenAtPosition(sourceFile, node.pos).start;
-                var end = node.statement.pos;
-                grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any);
-            }
-        }
-        function checkSwitchStatement(node) {
-            checkGrammarStatementInAmbientContext(node);
-            var firstDefaultClause;
-            var hasDuplicateDefaultClause = false;
-            var expressionType = checkExpression(node.expression);
-            var expressionIsLiteral = isLiteralType(expressionType);
-            ts.forEach(node.caseBlock.clauses, function (clause) {
-                if (clause.kind === 285 && !hasDuplicateDefaultClause) {
-                    if (firstDefaultClause === undefined) {
-                        firstDefaultClause = clause;
-                    }
-                    else {
-                        grammarErrorOnNode(clause, ts.Diagnostics.A_default_clause_cannot_appear_more_than_once_in_a_switch_statement);
-                        hasDuplicateDefaultClause = true;
-                    }
-                }
-                if (produceDiagnostics && clause.kind === 284) {
-                    var caseType = checkExpression(clause.expression);
-                    var caseIsLiteral = isLiteralType(caseType);
-                    var comparedExpressionType = expressionType;
-                    if (!caseIsLiteral || !expressionIsLiteral) {
-                        caseType = caseIsLiteral ? getBaseTypeOfLiteralType(caseType) : caseType;
-                        comparedExpressionType = getBaseTypeOfLiteralType(expressionType);
-                    }
-                    if (!isTypeEqualityComparableTo(comparedExpressionType, caseType)) {
-                        checkTypeComparableTo(caseType, comparedExpressionType, clause.expression, undefined);
-                    }
-                }
-                ts.forEach(clause.statements, checkSourceElement);
-                if (compilerOptions.noFallthroughCasesInSwitch && clause.fallthroughFlowNode && isReachableFlowNode(clause.fallthroughFlowNode)) {
-                    error(clause, ts.Diagnostics.Fallthrough_case_in_switch);
-                }
-            });
-            if (node.caseBlock.locals) {
-                registerForUnusedIdentifiersCheck(node.caseBlock);
-            }
-        }
-        function checkLabeledStatement(node) {
-            if (!checkGrammarStatementInAmbientContext(node)) {
-                ts.findAncestor(node.parent, function (current) {
-                    if (ts.isFunctionLike(current)) {
-                        return "quit";
-                    }
-                    if (current.kind === 245 && current.label.escapedText === node.label.escapedText) {
-                        grammarErrorOnNode(node.label, ts.Diagnostics.Duplicate_label_0, ts.getTextOfNode(node.label));
-                        return true;
-                    }
-                    return false;
-                });
-            }
-            checkSourceElement(node.statement);
-        }
-        function checkThrowStatement(node) {
-            if (!checkGrammarStatementInAmbientContext(node)) {
-                if (ts.isIdentifier(node.expression) && !node.expression.escapedText) {
-                    grammarErrorAfterFirstToken(node, ts.Diagnostics.Line_break_not_permitted_here);
-                }
-            }
-            if (node.expression) {
-                checkExpression(node.expression);
-            }
-        }
-        function checkTryStatement(node) {
-            checkGrammarStatementInAmbientContext(node);
-            checkBlock(node.tryBlock);
-            var catchClause = node.catchClause;
-            if (catchClause) {
-                if (catchClause.variableDeclaration) {
-                    var declaration = catchClause.variableDeclaration;
-                    if (declaration.type) {
-                        var type = getTypeForVariableLikeDeclaration(declaration, false);
-                        if (type && !(type.flags & 3)) {
-                            grammarErrorOnFirstToken(declaration.type, ts.Diagnostics.Catch_clause_variable_type_annotation_must_be_any_or_unknown_if_specified);
-                        }
-                    }
-                    else if (declaration.initializer) {
-                        grammarErrorOnFirstToken(declaration.initializer, ts.Diagnostics.Catch_clause_variable_cannot_have_an_initializer);
-                    }
-                    else {
-                        var blockLocals_1 = catchClause.block.locals;
-                        if (blockLocals_1) {
-                            ts.forEachKey(catchClause.locals, function (caughtName) {
-                                var blockLocal = blockLocals_1.get(caughtName);
-                                if (blockLocal && (blockLocal.flags & 2) !== 0) {
-                                    grammarErrorOnNode(blockLocal.valueDeclaration, ts.Diagnostics.Cannot_redeclare_identifier_0_in_catch_clause, caughtName);
-                                }
-                            });
-                        }
-                    }
-                }
-                checkBlock(catchClause.block);
-            }
-            if (node.finallyBlock) {
-                checkBlock(node.finallyBlock);
-            }
-        }
-        function checkIndexConstraints(type) {
-            var declaredNumberIndexer = getIndexDeclarationOfSymbol(type.symbol, 1);
-            var declaredStringIndexer = getIndexDeclarationOfSymbol(type.symbol, 0);
-            var stringIndexType = getIndexTypeOfType(type, 0);
-            var numberIndexType = getIndexTypeOfType(type, 1);
-            if (stringIndexType || numberIndexType) {
-                ts.forEach(getPropertiesOfObjectType(type), function (prop) {
-                    var propType = getTypeOfSymbol(prop);
-                    checkIndexConstraintForProperty(prop, propType, type, declaredStringIndexer, stringIndexType, 0);
-                    checkIndexConstraintForProperty(prop, propType, type, declaredNumberIndexer, numberIndexType, 1);
-                });
-                var classDeclaration = type.symbol.valueDeclaration;
-                if (ts.getObjectFlags(type) & 1 && ts.isClassLike(classDeclaration)) {
-                    for (var _i = 0, _a = classDeclaration.members; _i < _a.length; _i++) {
-                        var member = _a[_i];
-                        if (!ts.hasSyntacticModifier(member, 32) && hasNonBindableDynamicName(member)) {
-                            var symbol = getSymbolOfNode(member);
-                            var propType = getTypeOfSymbol(symbol);
-                            checkIndexConstraintForProperty(symbol, propType, type, declaredStringIndexer, stringIndexType, 0);
-                            checkIndexConstraintForProperty(symbol, propType, type, declaredNumberIndexer, numberIndexType, 1);
-                        }
-                    }
-                }
-            }
-            var errorNode;
-            if (stringIndexType && numberIndexType) {
-                errorNode = declaredNumberIndexer || declaredStringIndexer;
-                if (!errorNode && (ts.getObjectFlags(type) & 2)) {
-                    var someBaseTypeHasBothIndexers = ts.forEach(getBaseTypes(type), function (base) { return getIndexTypeOfType(base, 0) && getIndexTypeOfType(base, 1); });
-                    errorNode = someBaseTypeHasBothIndexers ? undefined : type.symbol.declarations[0];
-                }
-            }
-            if (errorNode && !isTypeAssignableTo(numberIndexType, stringIndexType)) {
-                error(errorNode, ts.Diagnostics.Numeric_index_type_0_is_not_assignable_to_string_index_type_1, typeToString(numberIndexType), typeToString(stringIndexType));
-            }
-            function checkIndexConstraintForProperty(prop, propertyType, containingType, indexDeclaration, indexType, indexKind) {
-                if (!indexType || ts.isKnownSymbol(prop)) {
-                    return;
-                }
-                var propDeclaration = prop.valueDeclaration;
-                var name = propDeclaration && ts.getNameOfDeclaration(propDeclaration);
-                if (name && ts.isPrivateIdentifier(name)) {
-                    return;
-                }
-                if (indexKind === 1 && !(name ? isNumericName(name) : isNumericLiteralName(prop.escapedName))) {
-                    return;
-                }
-                var errorNode;
-                if (propDeclaration && name &&
-                    (propDeclaration.kind === 216 ||
-                        name.kind === 158 ||
-                        prop.parent === containingType.symbol)) {
-                    errorNode = propDeclaration;
-                }
-                else if (indexDeclaration) {
-                    errorNode = indexDeclaration;
-                }
-                else if (ts.getObjectFlags(containingType) & 2) {
-                    var someBaseClassHasBothPropertyAndIndexer = ts.forEach(getBaseTypes(containingType), function (base) { return getPropertyOfObjectType(base, prop.escapedName) && getIndexTypeOfType(base, indexKind); });
-                    errorNode = someBaseClassHasBothPropertyAndIndexer ? undefined : containingType.symbol.declarations[0];
-                }
-                if (errorNode && !isTypeAssignableTo(propertyType, indexType)) {
-                    var errorMessage = indexKind === 0
-                        ? ts.Diagnostics.Property_0_of_type_1_is_not_assignable_to_string_index_type_2
-                        : ts.Diagnostics.Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2;
-                    error(errorNode, errorMessage, symbolToString(prop), typeToString(propertyType), typeToString(indexType));
-                }
-            }
-        }
-        function checkTypeNameIsReserved(name, message) {
-            switch (name.escapedText) {
-                case "any":
-                case "unknown":
-                case "number":
-                case "bigint":
-                case "boolean":
-                case "string":
-                case "symbol":
-                case "void":
-                case "object":
-                    error(name, message, name.escapedText);
-            }
-        }
-        function checkClassNameCollisionWithObject(name) {
-            if (languageVersion === 1 && name.escapedText === "Object"
-                && moduleKind < ts.ModuleKind.ES2015) {
-                error(name, ts.Diagnostics.Class_name_cannot_be_Object_when_targeting_ES5_with_module_0, ts.ModuleKind[moduleKind]);
-            }
-        }
-        function checkTypeParameters(typeParameterDeclarations) {
-            if (typeParameterDeclarations) {
-                var seenDefault = false;
-                for (var i = 0; i < typeParameterDeclarations.length; i++) {
-                    var node = typeParameterDeclarations[i];
-                    checkTypeParameter(node);
-                    if (produceDiagnostics) {
-                        if (node.default) {
-                            seenDefault = true;
-                            checkTypeParametersNotReferenced(node.default, typeParameterDeclarations, i);
-                        }
-                        else if (seenDefault) {
-                            error(node, ts.Diagnostics.Required_type_parameters_may_not_follow_optional_type_parameters);
-                        }
-                        for (var j = 0; j < i; j++) {
-                            if (typeParameterDeclarations[j].symbol === node.symbol) {
-                                error(node.name, ts.Diagnostics.Duplicate_identifier_0, ts.declarationNameToString(node.name));
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        function checkTypeParametersNotReferenced(root, typeParameters, index) {
-            visit(root);
-            function visit(node) {
-                if (node.kind === 173) {
-                    var type = getTypeFromTypeReference(node);
-                    if (type.flags & 262144) {
-                        for (var i = index; i < typeParameters.length; i++) {
-                            if (type.symbol === getSymbolOfNode(typeParameters[i])) {
-                                error(node, ts.Diagnostics.Type_parameter_defaults_can_only_reference_previously_declared_type_parameters);
-                            }
-                        }
-                    }
-                }
-                ts.forEachChild(node, visit);
-            }
-        }
-        function checkTypeParameterListsIdentical(symbol) {
-            if (symbol.declarations.length === 1) {
-                return;
-            }
-            var links = getSymbolLinks(symbol);
-            if (!links.typeParametersChecked) {
-                links.typeParametersChecked = true;
-                var declarations = getClassOrInterfaceDeclarationsOfSymbol(symbol);
-                if (declarations.length <= 1) {
-                    return;
-                }
-                var type = getDeclaredTypeOfSymbol(symbol);
-                if (!areTypeParametersIdentical(declarations, type.localTypeParameters)) {
-                    var name = symbolToString(symbol);
-                    for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) {
-                        var declaration = declarations_6[_i];
-                        error(declaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, name);
-                    }
-                }
-            }
-        }
-        function areTypeParametersIdentical(declarations, targetParameters) {
-            var maxTypeArgumentCount = ts.length(targetParameters);
-            var minTypeArgumentCount = getMinTypeArgumentCount(targetParameters);
-            for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) {
-                var declaration = declarations_7[_i];
-                var sourceParameters = ts.getEffectiveTypeParameterDeclarations(declaration);
-                var numTypeParameters = sourceParameters.length;
-                if (numTypeParameters < minTypeArgumentCount || numTypeParameters > maxTypeArgumentCount) {
-                    return false;
-                }
-                for (var i = 0; i < numTypeParameters; i++) {
-                    var source = sourceParameters[i];
-                    var target = targetParameters[i];
-                    if (source.name.escapedText !== target.symbol.escapedName) {
-                        return false;
-                    }
-                    var constraint = ts.getEffectiveConstraintOfTypeParameter(source);
-                    var sourceConstraint = constraint && getTypeFromTypeNode(constraint);
-                    var targetConstraint = getConstraintOfTypeParameter(target);
-                    if (sourceConstraint && targetConstraint && !isTypeIdenticalTo(sourceConstraint, targetConstraint)) {
-                        return false;
-                    }
-                    var sourceDefault = source.default && getTypeFromTypeNode(source.default);
-                    var targetDefault = getDefaultFromTypeParameter(target);
-                    if (sourceDefault && targetDefault && !isTypeIdenticalTo(sourceDefault, targetDefault)) {
-                        return false;
-                    }
-                }
-            }
-            return true;
-        }
-        function checkClassExpression(node) {
-            checkClassLikeDeclaration(node);
-            checkNodeDeferred(node);
-            return getTypeOfSymbol(getSymbolOfNode(node));
-        }
-        function checkClassExpressionDeferred(node) {
-            ts.forEach(node.members, checkSourceElement);
-            registerForUnusedIdentifiersCheck(node);
-        }
-        function checkClassDeclaration(node) {
-            if (!node.name && !ts.hasSyntacticModifier(node, 512)) {
-                grammarErrorOnFirstToken(node, ts.Diagnostics.A_class_declaration_without_the_default_modifier_must_have_a_name);
-            }
-            checkClassLikeDeclaration(node);
-            ts.forEach(node.members, checkSourceElement);
-            registerForUnusedIdentifiersCheck(node);
-        }
-        function checkClassLikeDeclaration(node) {
-            checkGrammarClassLikeDeclaration(node);
-            checkDecorators(node);
-            if (node.name) {
-                checkTypeNameIsReserved(node.name, ts.Diagnostics.Class_name_cannot_be_0);
-                checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
-                checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
-                if (!(node.flags & 8388608)) {
-                    checkClassNameCollisionWithObject(node.name);
-                }
-            }
-            checkTypeParameters(ts.getEffectiveTypeParameterDeclarations(node));
-            checkExportsOnMergedDeclarations(node);
-            var symbol = getSymbolOfNode(node);
-            var type = getDeclaredTypeOfSymbol(symbol);
-            var typeWithThis = getTypeWithThisArgument(type);
-            var staticType = getTypeOfSymbol(symbol);
-            checkTypeParameterListsIdentical(symbol);
-            checkFunctionOrConstructorSymbol(symbol);
-            checkClassForDuplicateDeclarations(node);
-            if (!(node.flags & 8388608)) {
-                checkClassForStaticPropertyNameConflicts(node);
-            }
-            var baseTypeNode = ts.getEffectiveBaseTypeNode(node);
-            if (baseTypeNode) {
-                ts.forEach(baseTypeNode.typeArguments, checkSourceElement);
-                if (languageVersion < 2) {
-                    checkExternalEmitHelpers(baseTypeNode.parent, 1);
-                }
-                var extendsNode = ts.getClassExtendsHeritageElement(node);
-                if (extendsNode && extendsNode !== baseTypeNode) {
-                    checkExpression(extendsNode.expression);
-                }
-                var baseTypes = getBaseTypes(type);
-                if (baseTypes.length && produceDiagnostics) {
-                    var baseType_1 = baseTypes[0];
-                    var baseConstructorType = getBaseConstructorTypeOfClass(type);
-                    var staticBaseType = getApparentType(baseConstructorType);
-                    checkBaseTypeAccessibility(staticBaseType, baseTypeNode);
-                    checkSourceElement(baseTypeNode.expression);
-                    if (ts.some(baseTypeNode.typeArguments)) {
-                        ts.forEach(baseTypeNode.typeArguments, checkSourceElement);
-                        for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); _i < _a.length; _i++) {
-                            var constructor = _a[_i];
-                            if (!checkTypeArgumentConstraints(baseTypeNode, constructor.typeParameters)) {
-                                break;
-                            }
-                        }
-                    }
-                    var baseWithThis = getTypeWithThisArgument(baseType_1, type.thisType);
-                    if (!checkTypeAssignableTo(typeWithThis, baseWithThis, undefined)) {
-                        issueMemberSpecificError(node, typeWithThis, baseWithThis, ts.Diagnostics.Class_0_incorrectly_extends_base_class_1);
-                    }
-                    else {
-                        checkTypeAssignableTo(staticType, getTypeWithoutSignatures(staticBaseType), node.name || node, ts.Diagnostics.Class_static_side_0_incorrectly_extends_base_class_static_side_1);
-                    }
-                    if (baseConstructorType.flags & 8650752 && !isMixinConstructorType(staticType)) {
-                        error(node.name || node, ts.Diagnostics.A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any);
-                    }
-                    if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32) && !(baseConstructorType.flags & 8650752)) {
-                        var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode);
-                        if (ts.forEach(constructors, function (sig) { return !isJSConstructor(sig.declaration) && !isTypeIdenticalTo(getReturnTypeOfSignature(sig), baseType_1); })) {
-                            error(baseTypeNode.expression, ts.Diagnostics.Base_constructors_must_all_have_the_same_return_type);
-                        }
-                    }
-                    checkKindsOfPropertyMemberOverrides(type, baseType_1);
-                }
-            }
-            var implementedTypeNodes = ts.getEffectiveImplementsTypeNodes(node);
-            if (implementedTypeNodes) {
-                for (var _b = 0, implementedTypeNodes_1 = implementedTypeNodes; _b < implementedTypeNodes_1.length; _b++) {
-                    var typeRefNode = implementedTypeNodes_1[_b];
-                    if (!ts.isEntityNameExpression(typeRefNode.expression)) {
-                        error(typeRefNode.expression, ts.Diagnostics.A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments);
-                    }
-                    checkTypeReferenceNode(typeRefNode);
-                    if (produceDiagnostics) {
-                        var t = getReducedType(getTypeFromTypeNode(typeRefNode));
-                        if (t !== errorType) {
-                            if (isValidBaseType(t)) {
-                                var genericDiag = t.symbol && t.symbol.flags & 32 ?
-                                    ts.Diagnostics.Class_0_incorrectly_implements_class_1_Did_you_mean_to_extend_1_and_inherit_its_members_as_a_subclass :
-                                    ts.Diagnostics.Class_0_incorrectly_implements_interface_1;
-                                var baseWithThis = getTypeWithThisArgument(t, type.thisType);
-                                if (!checkTypeAssignableTo(typeWithThis, baseWithThis, undefined)) {
-                                    issueMemberSpecificError(node, typeWithThis, baseWithThis, genericDiag);
-                                }
-                            }
-                            else {
-                                error(typeRefNode, ts.Diagnostics.A_class_can_only_implement_an_object_type_or_intersection_of_object_types_with_statically_known_members);
-                            }
-                        }
-                    }
-                }
-            }
-            if (produceDiagnostics) {
-                checkIndexConstraints(type);
-                checkTypeForDuplicateIndexSignatures(node);
-                checkPropertyInitialization(node);
-            }
-        }
-        function issueMemberSpecificError(node, typeWithThis, baseWithThis, broadDiag) {
-            var issuedMemberError = false;
-            var _loop_23 = function (member) {
-                if (ts.hasStaticModifier(member)) {
-                    return "continue";
-                }
-                var declaredProp = member.name && getSymbolAtLocation(member.name) || getSymbolAtLocation(member);
-                if (declaredProp) {
-                    var prop = getPropertyOfType(typeWithThis, declaredProp.escapedName);
-                    var baseProp = getPropertyOfType(baseWithThis, declaredProp.escapedName);
-                    if (prop && baseProp) {
-                        var rootChain = function () { return ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2, symbolToString(declaredProp), typeToString(typeWithThis), typeToString(baseWithThis)); };
-                        if (!checkTypeAssignableTo(getTypeOfSymbol(prop), getTypeOfSymbol(baseProp), member.name || member, undefined, rootChain)) {
-                            issuedMemberError = true;
-                        }
-                    }
-                }
-            };
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                _loop_23(member);
-            }
-            if (!issuedMemberError) {
-                checkTypeAssignableTo(typeWithThis, baseWithThis, node.name || node, broadDiag);
-            }
-        }
-        function checkBaseTypeAccessibility(type, node) {
-            var signatures = getSignaturesOfType(type, 1);
-            if (signatures.length) {
-                var declaration = signatures[0].declaration;
-                if (declaration && ts.hasEffectiveModifier(declaration, 8)) {
-                    var typeClassDeclaration = ts.getClassLikeDeclarationOfSymbol(type.symbol);
-                    if (!isNodeWithinClass(node, typeClassDeclaration)) {
-                        error(node, ts.Diagnostics.Cannot_extend_a_class_0_Class_constructor_is_marked_as_private, getFullyQualifiedName(type.symbol));
-                    }
-                }
-            }
-        }
-        function getTargetSymbol(s) {
-            return ts.getCheckFlags(s) & 1 ? s.target : s;
-        }
-        function getClassOrInterfaceDeclarationsOfSymbol(symbol) {
-            return ts.filter(symbol.declarations, function (d) {
-                return d.kind === 252 || d.kind === 253;
-            });
-        }
-        function checkKindsOfPropertyMemberOverrides(type, baseType) {
-            var baseProperties = getPropertiesOfType(baseType);
-            basePropertyCheck: for (var _i = 0, baseProperties_1 = baseProperties; _i < baseProperties_1.length; _i++) {
-                var baseProperty = baseProperties_1[_i];
-                var base = getTargetSymbol(baseProperty);
-                if (base.flags & 4194304) {
-                    continue;
-                }
-                var baseSymbol = getPropertyOfObjectType(type, base.escapedName);
-                if (!baseSymbol) {
-                    continue;
-                }
-                var derived = getTargetSymbol(baseSymbol);
-                var baseDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(base);
-                ts.Debug.assert(!!derived, "derived should point to something, even if it is the base class' declaration.");
-                if (derived === base) {
-                    var derivedClassDecl = ts.getClassLikeDeclarationOfSymbol(type.symbol);
-                    if (baseDeclarationFlags & 128 && (!derivedClassDecl || !ts.hasSyntacticModifier(derivedClassDecl, 128))) {
-                        for (var _a = 0, _b = getBaseTypes(type); _a < _b.length; _a++) {
-                            var otherBaseType = _b[_a];
-                            if (otherBaseType === baseType)
-                                continue;
-                            var baseSymbol_1 = getPropertyOfObjectType(otherBaseType, base.escapedName);
-                            var derivedElsewhere = baseSymbol_1 && getTargetSymbol(baseSymbol_1);
-                            if (derivedElsewhere && derivedElsewhere !== base) {
-                                continue basePropertyCheck;
-                            }
-                        }
-                        if (derivedClassDecl.kind === 221) {
-                            error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1, symbolToString(baseProperty), typeToString(baseType));
-                        }
-                        else {
-                            error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2, typeToString(type), symbolToString(baseProperty), typeToString(baseType));
-                        }
-                    }
-                }
-                else {
-                    var derivedDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(derived);
-                    if (baseDeclarationFlags & 8 || derivedDeclarationFlags & 8) {
-                        continue;
-                    }
-                    var errorMessage = void 0;
-                    var basePropertyFlags = base.flags & 98308;
-                    var derivedPropertyFlags = derived.flags & 98308;
-                    if (basePropertyFlags && derivedPropertyFlags) {
-                        if (baseDeclarationFlags & 128 && !(base.valueDeclaration && ts.isPropertyDeclaration(base.valueDeclaration) && base.valueDeclaration.initializer)
-                            || base.valueDeclaration && base.valueDeclaration.parent.kind === 253
-                            || derived.valueDeclaration && ts.isBinaryExpression(derived.valueDeclaration)) {
-                            continue;
-                        }
-                        var overriddenInstanceProperty = basePropertyFlags !== 4 && derivedPropertyFlags === 4;
-                        var overriddenInstanceAccessor = basePropertyFlags === 4 && derivedPropertyFlags !== 4;
-                        if (overriddenInstanceProperty || overriddenInstanceAccessor) {
-                            var errorMessage_1 = overriddenInstanceProperty ?
-                                ts.Diagnostics._0_is_defined_as_an_accessor_in_class_1_but_is_overridden_here_in_2_as_an_instance_property :
-                                ts.Diagnostics._0_is_defined_as_a_property_in_class_1_but_is_overridden_here_in_2_as_an_accessor;
-                            error(ts.getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage_1, symbolToString(base), typeToString(baseType), typeToString(type));
-                        }
-                        else if (compilerOptions.useDefineForClassFields) {
-                            var uninitialized = ts.find(derived.declarations, function (d) { return d.kind === 163 && !d.initializer; });
-                            if (uninitialized
-                                && !(derived.flags & 33554432)
-                                && !(baseDeclarationFlags & 128)
-                                && !(derivedDeclarationFlags & 128)
-                                && !derived.declarations.some(function (d) { return !!(d.flags & 8388608); })) {
-                                var constructor = findConstructorDeclaration(ts.getClassLikeDeclarationOfSymbol(type.symbol));
-                                var propName = uninitialized.name;
-                                if (uninitialized.exclamationToken
-                                    || !constructor
-                                    || !ts.isIdentifier(propName)
-                                    || !strictNullChecks
-                                    || !isPropertyInitializedInConstructor(propName, type, constructor)) {
-                                    var errorMessage_2 = ts.Diagnostics.Property_0_will_overwrite_the_base_property_in_1_If_this_is_intentional_add_an_initializer_Otherwise_add_a_declare_modifier_or_remove_the_redundant_declaration;
-                                    error(ts.getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage_2, symbolToString(base), typeToString(baseType));
-                                }
-                            }
-                        }
-                        continue;
-                    }
-                    else if (isPrototypeProperty(base)) {
-                        if (isPrototypeProperty(derived) || derived.flags & 4) {
-                            continue;
-                        }
-                        else {
-                            ts.Debug.assert(!!(derived.flags & 98304));
-                            errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor;
-                        }
-                    }
-                    else if (base.flags & 98304) {
-                        errorMessage = ts.Diagnostics.Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function;
-                    }
-                    else {
-                        errorMessage = ts.Diagnostics.Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function;
-                    }
-                    error(ts.getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type));
-                }
-            }
-        }
-        function getNonInterhitedProperties(type, baseTypes, properties) {
-            if (!ts.length(baseTypes)) {
-                return properties;
-            }
-            var seen = new ts.Map();
-            ts.forEach(properties, function (p) { seen.set(p.escapedName, p); });
-            for (var _i = 0, baseTypes_2 = baseTypes; _i < baseTypes_2.length; _i++) {
-                var base = baseTypes_2[_i];
-                var properties_5 = getPropertiesOfType(getTypeWithThisArgument(base, type.thisType));
-                for (var _a = 0, properties_4 = properties_5; _a < properties_4.length; _a++) {
-                    var prop = properties_4[_a];
-                    var existing = seen.get(prop.escapedName);
-                    if (existing && !isPropertyIdenticalTo(existing, prop)) {
-                        seen.delete(prop.escapedName);
-                    }
-                }
-            }
-            return ts.arrayFrom(seen.values());
-        }
-        function checkInheritedPropertiesAreIdentical(type, typeNode) {
-            var baseTypes = getBaseTypes(type);
-            if (baseTypes.length < 2) {
-                return true;
-            }
-            var seen = new ts.Map();
-            ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen.set(p.escapedName, { prop: p, containingType: type }); });
-            var ok = true;
-            for (var _i = 0, baseTypes_3 = baseTypes; _i < baseTypes_3.length; _i++) {
-                var base = baseTypes_3[_i];
-                var properties = getPropertiesOfType(getTypeWithThisArgument(base, type.thisType));
-                for (var _a = 0, properties_6 = properties; _a < properties_6.length; _a++) {
-                    var prop = properties_6[_a];
-                    var existing = seen.get(prop.escapedName);
-                    if (!existing) {
-                        seen.set(prop.escapedName, { prop: prop, containingType: base });
-                    }
-                    else {
-                        var isInheritedProperty = existing.containingType !== type;
-                        if (isInheritedProperty && !isPropertyIdenticalTo(existing.prop, prop)) {
-                            ok = false;
-                            var typeName1 = typeToString(existing.containingType);
-                            var typeName2 = typeToString(base);
-                            var errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2);
-                            errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Interface_0_cannot_simultaneously_extend_types_1_and_2, typeToString(type), typeName1, typeName2);
-                            diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(typeNode, errorInfo));
-                        }
-                    }
-                }
-            }
-            return ok;
-        }
-        function checkPropertyInitialization(node) {
-            if (!strictNullChecks || !strictPropertyInitialization || node.flags & 8388608) {
-                return;
-            }
-            var constructor = findConstructorDeclaration(node);
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                if (ts.getEffectiveModifierFlags(member) & 2) {
-                    continue;
-                }
-                if (isInstancePropertyWithoutInitializer(member)) {
-                    var propName = member.name;
-                    if (ts.isIdentifier(propName) || ts.isPrivateIdentifier(propName)) {
-                        var type = getTypeOfSymbol(getSymbolOfNode(member));
-                        if (!(type.flags & 3 || getFalsyFlags(type) & 32768)) {
-                            if (!constructor || !isPropertyInitializedInConstructor(propName, type, constructor)) {
-                                error(member.name, ts.Diagnostics.Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor, ts.declarationNameToString(propName));
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        function isInstancePropertyWithoutInitializer(node) {
-            return node.kind === 163 &&
-                !ts.hasSyntacticModifier(node, 32 | 128) &&
-                !node.exclamationToken &&
-                !node.initializer;
-        }
-        function isPropertyInitializedInConstructor(propName, propType, constructor) {
-            var reference = ts.factory.createPropertyAccessExpression(ts.factory.createThis(), propName);
-            ts.setParent(reference.expression, reference);
-            ts.setParent(reference, constructor);
-            reference.flowNode = constructor.returnFlowNode;
-            var flowType = getFlowTypeOfReference(reference, propType, getOptionalType(propType));
-            return !(getFalsyFlags(flowType) & 32768);
-        }
-        function checkInterfaceDeclaration(node) {
-            if (!checkGrammarDecoratorsAndModifiers(node))
-                checkGrammarInterfaceDeclaration(node);
-            checkTypeParameters(node.typeParameters);
-            if (produceDiagnostics) {
-                checkTypeNameIsReserved(node.name, ts.Diagnostics.Interface_name_cannot_be_0);
-                checkExportsOnMergedDeclarations(node);
-                var symbol = getSymbolOfNode(node);
-                checkTypeParameterListsIdentical(symbol);
-                var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 253);
-                if (node === firstInterfaceDecl) {
-                    var type = getDeclaredTypeOfSymbol(symbol);
-                    var typeWithThis = getTypeWithThisArgument(type);
-                    if (checkInheritedPropertiesAreIdentical(type, node.name)) {
-                        for (var _i = 0, _a = getBaseTypes(type); _i < _a.length; _i++) {
-                            var baseType = _a[_i];
-                            checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(baseType, type.thisType), node.name, ts.Diagnostics.Interface_0_incorrectly_extends_interface_1);
-                        }
-                        checkIndexConstraints(type);
-                    }
-                }
-                checkObjectTypeForDuplicateDeclarations(node);
-            }
-            ts.forEach(ts.getInterfaceBaseTypeNodes(node), function (heritageElement) {
-                if (!ts.isEntityNameExpression(heritageElement.expression)) {
-                    error(heritageElement.expression, ts.Diagnostics.An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments);
-                }
-                checkTypeReferenceNode(heritageElement);
-            });
-            ts.forEach(node.members, checkSourceElement);
-            if (produceDiagnostics) {
-                checkTypeForDuplicateIndexSignatures(node);
-                registerForUnusedIdentifiersCheck(node);
-            }
-        }
-        function checkTypeAliasDeclaration(node) {
-            checkGrammarDecoratorsAndModifiers(node);
-            checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0);
-            checkExportsOnMergedDeclarations(node);
-            checkTypeParameters(node.typeParameters);
-            if (node.type.kind === 136) {
-                if (!intrinsicTypeKinds.has(node.name.escapedText) || ts.length(node.typeParameters) !== 1) {
-                    error(node.type, ts.Diagnostics.The_intrinsic_keyword_can_only_be_used_to_declare_compiler_provided_intrinsic_types);
-                }
-            }
-            else {
-                checkSourceElement(node.type);
-                registerForUnusedIdentifiersCheck(node);
-            }
-        }
-        function computeEnumMemberValues(node) {
-            var nodeLinks = getNodeLinks(node);
-            if (!(nodeLinks.flags & 16384)) {
-                nodeLinks.flags |= 16384;
-                var autoValue = 0;
-                for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                    var member = _a[_i];
-                    var value = computeMemberValue(member, autoValue);
-                    getNodeLinks(member).enumMemberValue = value;
-                    autoValue = typeof value === "number" ? value + 1 : undefined;
-                }
-            }
-        }
-        function computeMemberValue(member, autoValue) {
-            if (ts.isComputedNonLiteralName(member.name)) {
-                error(member.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums);
-            }
-            else {
-                var text = ts.getTextOfPropertyName(member.name);
-                if (isNumericLiteralName(text) && !isInfinityOrNaNString(text)) {
-                    error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name);
-                }
-            }
-            if (member.initializer) {
-                return computeConstantValue(member);
-            }
-            if (member.parent.flags & 8388608 && !ts.isEnumConst(member.parent) && getEnumKind(getSymbolOfNode(member.parent)) === 0) {
-                return undefined;
-            }
-            if (autoValue !== undefined) {
-                return autoValue;
-            }
-            error(member.name, ts.Diagnostics.Enum_member_must_have_initializer);
-            return undefined;
-        }
-        function computeConstantValue(member) {
-            var enumKind = getEnumKind(getSymbolOfNode(member.parent));
-            var isConstEnum = ts.isEnumConst(member.parent);
-            var initializer = member.initializer;
-            var value = enumKind === 1 && !isLiteralEnumMember(member) ? undefined : evaluate(initializer);
-            if (value !== undefined) {
-                if (isConstEnum && typeof value === "number" && !isFinite(value)) {
-                    error(initializer, isNaN(value) ?
-                        ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN :
-                        ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value);
-                }
-            }
-            else if (enumKind === 1) {
-                error(initializer, ts.Diagnostics.Computed_values_are_not_permitted_in_an_enum_with_string_valued_members);
-                return 0;
-            }
-            else if (isConstEnum) {
-                error(initializer, ts.Diagnostics.const_enum_member_initializers_can_only_contain_literal_values_and_other_computed_enum_values);
-            }
-            else if (member.parent.flags & 8388608) {
-                error(initializer, ts.Diagnostics.In_ambient_enum_declarations_member_initializer_must_be_constant_expression);
-            }
-            else {
-                var source = checkExpression(initializer);
-                if (!isTypeAssignableToKind(source, 296)) {
-                    error(initializer, ts.Diagnostics.Only_numeric_enums_can_have_computed_members_but_this_expression_has_type_0_If_you_do_not_need_exhaustiveness_checks_consider_using_an_object_literal_instead, typeToString(source));
-                }
-                else {
-                    checkTypeAssignableTo(source, getDeclaredTypeOfSymbol(getSymbolOfNode(member.parent)), initializer, undefined);
-                }
-            }
-            return value;
-            function evaluate(expr) {
-                switch (expr.kind) {
-                    case 214:
-                        var value_2 = evaluate(expr.operand);
-                        if (typeof value_2 === "number") {
-                            switch (expr.operator) {
-                                case 39: return value_2;
-                                case 40: return -value_2;
-                                case 54: return ~value_2;
-                            }
-                        }
-                        break;
-                    case 216:
-                        var left = evaluate(expr.left);
-                        var right = evaluate(expr.right);
-                        if (typeof left === "number" && typeof right === "number") {
-                            switch (expr.operatorToken.kind) {
-                                case 51: return left | right;
-                                case 50: return left & right;
-                                case 48: return left >> right;
-                                case 49: return left >>> right;
-                                case 47: return left << right;
-                                case 52: return left ^ right;
-                                case 41: return left * right;
-                                case 43: return left / right;
-                                case 39: return left + right;
-                                case 40: return left - right;
-                                case 44: return left % right;
-                                case 42: return Math.pow(left, right);
-                            }
-                        }
-                        else if (typeof left === "string" && typeof right === "string" && expr.operatorToken.kind === 39) {
-                            return left + right;
-                        }
-                        break;
-                    case 10:
-                    case 14:
-                        return expr.text;
-                    case 8:
-                        checkGrammarNumericLiteral(expr);
-                        return +expr.text;
-                    case 207:
-                        return evaluate(expr.expression);
-                    case 78:
-                        var identifier = expr;
-                        if (isInfinityOrNaNString(identifier.escapedText)) {
-                            return +(identifier.escapedText);
-                        }
-                        return ts.nodeIsMissing(expr) ? 0 : evaluateEnumMember(expr, getSymbolOfNode(member.parent), identifier.escapedText);
-                    case 202:
-                    case 201:
-                        var ex = expr;
-                        if (isConstantMemberAccess(ex)) {
-                            var type = getTypeOfExpression(ex.expression);
-                            if (type.symbol && type.symbol.flags & 384) {
-                                var name = void 0;
-                                if (ex.kind === 201) {
-                                    name = ex.name.escapedText;
-                                }
-                                else {
-                                    name = ts.escapeLeadingUnderscores(ts.cast(ex.argumentExpression, ts.isLiteralExpression).text);
-                                }
-                                return evaluateEnumMember(expr, type.symbol, name);
-                            }
-                        }
-                        break;
-                }
-                return undefined;
-            }
-            function evaluateEnumMember(expr, enumSymbol, name) {
-                var memberSymbol = enumSymbol.exports.get(name);
-                if (memberSymbol) {
-                    var declaration = memberSymbol.valueDeclaration;
-                    if (declaration !== member) {
-                        if (isBlockScopedNameDeclaredBeforeUse(declaration, member)) {
-                            return getEnumMemberValue(declaration);
-                        }
-                        error(expr, ts.Diagnostics.A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums);
-                        return 0;
-                    }
-                    else {
-                        error(expr, ts.Diagnostics.Property_0_is_used_before_being_assigned, symbolToString(memberSymbol));
-                    }
-                }
-                return undefined;
-            }
-        }
-        function isConstantMemberAccess(node) {
-            return node.kind === 78 ||
-                node.kind === 201 && isConstantMemberAccess(node.expression) ||
-                node.kind === 202 && isConstantMemberAccess(node.expression) &&
-                    ts.isStringLiteralLike(node.argumentExpression);
-        }
-        function checkEnumDeclaration(node) {
-            if (!produceDiagnostics) {
-                return;
-            }
-            checkGrammarDecoratorsAndModifiers(node);
-            checkTypeNameIsReserved(node.name, ts.Diagnostics.Enum_name_cannot_be_0);
-            checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
-            checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
-            checkExportsOnMergedDeclarations(node);
-            node.members.forEach(checkEnumMember);
-            computeEnumMemberValues(node);
-            var enumSymbol = getSymbolOfNode(node);
-            var firstDeclaration = ts.getDeclarationOfKind(enumSymbol, node.kind);
-            if (node === firstDeclaration) {
-                if (enumSymbol.declarations.length > 1) {
-                    var enumIsConst_1 = ts.isEnumConst(node);
-                    ts.forEach(enumSymbol.declarations, function (decl) {
-                        if (ts.isEnumDeclaration(decl) && ts.isEnumConst(decl) !== enumIsConst_1) {
-                            error(ts.getNameOfDeclaration(decl), ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const);
-                        }
-                    });
-                }
-                var seenEnumMissingInitialInitializer_1 = false;
-                ts.forEach(enumSymbol.declarations, function (declaration) {
-                    if (declaration.kind !== 255) {
-                        return false;
-                    }
-                    var enumDeclaration = declaration;
-                    if (!enumDeclaration.members.length) {
-                        return false;
-                    }
-                    var firstEnumMember = enumDeclaration.members[0];
-                    if (!firstEnumMember.initializer) {
-                        if (seenEnumMissingInitialInitializer_1) {
-                            error(firstEnumMember.name, ts.Diagnostics.In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element);
-                        }
-                        else {
-                            seenEnumMissingInitialInitializer_1 = true;
-                        }
-                    }
-                });
-            }
-        }
-        function checkEnumMember(node) {
-            if (ts.isPrivateIdentifier(node.name)) {
-                error(node, ts.Diagnostics.An_enum_member_cannot_be_named_with_a_private_identifier);
-            }
-        }
-        function getFirstNonAmbientClassOrFunctionDeclaration(symbol) {
-            var declarations = symbol.declarations;
-            for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) {
-                var declaration = declarations_8[_i];
-                if ((declaration.kind === 252 ||
-                    (declaration.kind === 251 && ts.nodeIsPresent(declaration.body))) &&
-                    !(declaration.flags & 8388608)) {
-                    return declaration;
-                }
-            }
-            return undefined;
-        }
-        function inSameLexicalScope(node1, node2) {
-            var container1 = ts.getEnclosingBlockScopeContainer(node1);
-            var container2 = ts.getEnclosingBlockScopeContainer(node2);
-            if (isGlobalSourceFile(container1)) {
-                return isGlobalSourceFile(container2);
-            }
-            else if (isGlobalSourceFile(container2)) {
-                return false;
-            }
-            else {
-                return container1 === container2;
-            }
-        }
-        function checkModuleDeclaration(node) {
-            if (produceDiagnostics) {
-                var isGlobalAugmentation = ts.isGlobalScopeAugmentation(node);
-                var inAmbientContext = node.flags & 8388608;
-                if (isGlobalAugmentation && !inAmbientContext) {
-                    error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context);
-                }
-                var isAmbientExternalModule = ts.isAmbientModule(node);
-                var contextErrorMessage = isAmbientExternalModule
-                    ? ts.Diagnostics.An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file
-                    : ts.Diagnostics.A_namespace_declaration_is_only_allowed_in_a_namespace_or_module;
-                if (checkGrammarModuleElementContext(node, contextErrorMessage)) {
-                    return;
-                }
-                if (!checkGrammarDecoratorsAndModifiers(node)) {
-                    if (!inAmbientContext && node.name.kind === 10) {
-                        grammarErrorOnNode(node.name, ts.Diagnostics.Only_ambient_modules_can_use_quoted_names);
-                    }
-                }
-                if (ts.isIdentifier(node.name)) {
-                    checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
-                    checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
-                }
-                checkExportsOnMergedDeclarations(node);
-                var symbol = getSymbolOfNode(node);
-                if (symbol.flags & 512
-                    && !inAmbientContext
-                    && symbol.declarations.length > 1
-                    && isInstantiatedModule(node, !!compilerOptions.preserveConstEnums || !!compilerOptions.isolatedModules)) {
-                    var firstNonAmbientClassOrFunc = getFirstNonAmbientClassOrFunctionDeclaration(symbol);
-                    if (firstNonAmbientClassOrFunc) {
-                        if (ts.getSourceFileOfNode(node) !== ts.getSourceFileOfNode(firstNonAmbientClassOrFunc)) {
-                            error(node.name, ts.Diagnostics.A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged);
-                        }
-                        else if (node.pos < firstNonAmbientClassOrFunc.pos) {
-                            error(node.name, ts.Diagnostics.A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged);
-                        }
-                    }
-                    var mergedClass = ts.getDeclarationOfKind(symbol, 252);
-                    if (mergedClass &&
-                        inSameLexicalScope(node, mergedClass)) {
-                        getNodeLinks(node).flags |= 32768;
-                    }
-                }
-                if (isAmbientExternalModule) {
-                    if (ts.isExternalModuleAugmentation(node)) {
-                        var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432);
-                        if (checkBody && node.body) {
-                            for (var _i = 0, _a = node.body.statements; _i < _a.length; _i++) {
-                                var statement = _a[_i];
-                                checkModuleAugmentationElement(statement, isGlobalAugmentation);
-                            }
-                        }
-                    }
-                    else if (isGlobalSourceFile(node.parent)) {
-                        if (isGlobalAugmentation) {
-                            error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations);
-                        }
-                        else if (ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(node.name))) {
-                            error(node.name, ts.Diagnostics.Ambient_module_declaration_cannot_specify_relative_module_name);
-                        }
-                    }
-                    else {
-                        if (isGlobalAugmentation) {
-                            error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations);
-                        }
-                        else {
-                            error(node.name, ts.Diagnostics.Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces);
-                        }
-                    }
-                }
-            }
-            if (node.body) {
-                checkSourceElement(node.body);
-                if (!ts.isGlobalScopeAugmentation(node)) {
-                    registerForUnusedIdentifiersCheck(node);
-                }
-            }
-        }
-        function checkModuleAugmentationElement(node, isGlobalAugmentation) {
-            switch (node.kind) {
-                case 232:
-                    for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                        var decl = _a[_i];
-                        checkModuleAugmentationElement(decl, isGlobalAugmentation);
-                    }
-                    break;
-                case 266:
-                case 267:
-                    grammarErrorOnFirstToken(node, ts.Diagnostics.Exports_and_export_assignments_are_not_permitted_in_module_augmentations);
-                    break;
-                case 260:
-                case 261:
-                    grammarErrorOnFirstToken(node, ts.Diagnostics.Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module);
-                    break;
-                case 198:
-                case 249:
-                    var name = node.name;
-                    if (ts.isBindingPattern(name)) {
-                        for (var _b = 0, _c = name.elements; _b < _c.length; _b++) {
-                            var el = _c[_b];
-                            checkModuleAugmentationElement(el, isGlobalAugmentation);
-                        }
-                        break;
-                    }
-                case 252:
-                case 255:
-                case 251:
-                case 253:
-                case 256:
-                case 254:
-                    if (isGlobalAugmentation) {
-                        return;
-                    }
-                    var symbol = getSymbolOfNode(node);
-                    if (symbol) {
-                        var reportError = !(symbol.flags & 33554432);
-                        if (!reportError) {
-                            reportError = !!symbol.parent && ts.isExternalModuleAugmentation(symbol.parent.declarations[0]);
-                        }
-                    }
-                    break;
-            }
-        }
-        function getFirstNonModuleExportsIdentifier(node) {
-            switch (node.kind) {
-                case 78:
-                    return node;
-                case 157:
-                    do {
-                        node = node.left;
-                    } while (node.kind !== 78);
-                    return node;
-                case 201:
-                    do {
-                        if (ts.isModuleExportsAccessExpression(node.expression) && !ts.isPrivateIdentifier(node.name)) {
-                            return node.name;
-                        }
-                        node = node.expression;
-                    } while (node.kind !== 78);
-                    return node;
-            }
-        }
-        function checkExternalImportOrExportDeclaration(node) {
-            var moduleName = ts.getExternalModuleName(node);
-            if (!moduleName || ts.nodeIsMissing(moduleName)) {
-                return false;
-            }
-            if (!ts.isStringLiteral(moduleName)) {
-                error(moduleName, ts.Diagnostics.String_literal_expected);
-                return false;
-            }
-            var inAmbientExternalModule = node.parent.kind === 257 && ts.isAmbientModule(node.parent.parent);
-            if (node.parent.kind !== 297 && !inAmbientExternalModule) {
-                error(moduleName, node.kind === 267 ?
-                    ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace :
-                    ts.Diagnostics.Import_declarations_in_a_namespace_cannot_reference_a_module);
-                return false;
-            }
-            if (inAmbientExternalModule && ts.isExternalModuleNameRelative(moduleName.text)) {
-                if (!isTopLevelInExternalModuleAugmentation(node)) {
-                    error(node, ts.Diagnostics.Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name);
-                    return false;
-                }
-            }
-            return true;
-        }
-        function checkAliasSymbol(node) {
-            var symbol = getSymbolOfNode(node);
-            var target = resolveAlias(symbol);
-            if (target !== unknownSymbol) {
-                symbol = getMergedSymbol(symbol.exportSymbol || symbol);
-                var excludedMeanings = (symbol.flags & (111551 | 1048576) ? 111551 : 0) |
-                    (symbol.flags & 788968 ? 788968 : 0) |
-                    (symbol.flags & 1920 ? 1920 : 0);
-                if (target.flags & excludedMeanings) {
-                    var message = node.kind === 270 ?
-                        ts.Diagnostics.Export_declaration_conflicts_with_exported_declaration_of_0 :
-                        ts.Diagnostics.Import_declaration_conflicts_with_local_declaration_of_0;
-                    error(node, message, symbolToString(symbol));
-                }
-                if (compilerOptions.isolatedModules
-                    && node.kind === 270
-                    && !node.parent.parent.isTypeOnly
-                    && !(target.flags & 111551)
-                    && !(node.flags & 8388608)) {
-                    error(node, ts.Diagnostics.Re_exporting_a_type_when_the_isolatedModules_flag_is_provided_requires_using_export_type);
-                }
-                if (ts.isImportSpecifier(node) && ts.every(target.declarations, function (d) { return !!(ts.getCombinedNodeFlags(d) & 134217728); })) {
-                    errorOrSuggestion(false, node.name, ts.Diagnostics._0_is_deprecated, symbol.escapedName);
-                }
-            }
-        }
-        function checkImportBinding(node) {
-            checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
-            checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
-            checkAliasSymbol(node);
-            if (node.kind === 265 &&
-                ts.idText(node.propertyName || node.name) === "default" &&
-                compilerOptions.esModuleInterop &&
-                moduleKind !== ts.ModuleKind.System && moduleKind < ts.ModuleKind.ES2015) {
-                checkExternalEmitHelpers(node, 262144);
-            }
-        }
-        function checkImportDeclaration(node) {
-            if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_import_declaration_can_only_be_used_in_a_namespace_or_module)) {
-                return;
-            }
-            if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasEffectiveModifiers(node)) {
-                grammarErrorOnFirstToken(node, ts.Diagnostics.An_import_declaration_cannot_have_modifiers);
-            }
-            if (checkExternalImportOrExportDeclaration(node)) {
-                var importClause = node.importClause;
-                if (importClause && !checkGrammarImportClause(importClause)) {
-                    if (importClause.name) {
-                        checkImportBinding(importClause);
-                    }
-                    if (importClause.namedBindings) {
-                        if (importClause.namedBindings.kind === 263) {
-                            checkImportBinding(importClause.namedBindings);
-                            if (moduleKind !== ts.ModuleKind.System && moduleKind < ts.ModuleKind.ES2015 && compilerOptions.esModuleInterop) {
-                                checkExternalEmitHelpers(node, 131072);
-                            }
-                        }
-                        else {
-                            var moduleExisted = resolveExternalModuleName(node, node.moduleSpecifier);
-                            if (moduleExisted) {
-                                ts.forEach(importClause.namedBindings.elements, checkImportBinding);
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        function checkImportEqualsDeclaration(node) {
-            if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_import_declaration_can_only_be_used_in_a_namespace_or_module)) {
-                return;
-            }
-            checkGrammarDecoratorsAndModifiers(node);
-            if (ts.isInternalModuleImportEqualsDeclaration(node) || checkExternalImportOrExportDeclaration(node)) {
-                checkImportBinding(node);
-                if (ts.hasSyntacticModifier(node, 1)) {
-                    markExportAsReferenced(node);
-                }
-                if (node.moduleReference.kind !== 272) {
-                    var target = resolveAlias(getSymbolOfNode(node));
-                    if (target !== unknownSymbol) {
-                        if (target.flags & 111551) {
-                            var moduleName = ts.getFirstIdentifier(node.moduleReference);
-                            if (!(resolveEntityName(moduleName, 111551 | 1920).flags & 1920)) {
-                                error(moduleName, ts.Diagnostics.Module_0_is_hidden_by_a_local_declaration_with_the_same_name, ts.declarationNameToString(moduleName));
-                            }
-                        }
-                        if (target.flags & 788968) {
-                            checkTypeNameIsReserved(node.name, ts.Diagnostics.Import_name_cannot_be_0);
-                        }
-                    }
-                }
-                else {
-                    if (moduleKind >= ts.ModuleKind.ES2015 && !(node.flags & 8388608)) {
-                        grammarErrorOnNode(node, ts.Diagnostics.Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead);
-                    }
-                }
-            }
-        }
-        function checkExportDeclaration(node) {
-            if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_export_declaration_can_only_be_used_in_a_module)) {
-                return;
-            }
-            if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasEffectiveModifiers(node)) {
-                grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_declaration_cannot_have_modifiers);
-            }
-            if (node.moduleSpecifier && node.exportClause && ts.isNamedExports(node.exportClause) && ts.length(node.exportClause.elements) && languageVersion === 0) {
-                checkExternalEmitHelpers(node, 4194304);
-            }
-            checkGrammarExportDeclaration(node);
-            if (!node.moduleSpecifier || checkExternalImportOrExportDeclaration(node)) {
-                if (node.exportClause && !ts.isNamespaceExport(node.exportClause)) {
-                    ts.forEach(node.exportClause.elements, checkExportSpecifier);
-                    var inAmbientExternalModule = node.parent.kind === 257 && ts.isAmbientModule(node.parent.parent);
-                    var inAmbientNamespaceDeclaration = !inAmbientExternalModule && node.parent.kind === 257 &&
-                        !node.moduleSpecifier && node.flags & 8388608;
-                    if (node.parent.kind !== 297 && !inAmbientExternalModule && !inAmbientNamespaceDeclaration) {
-                        error(node, ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace);
-                    }
-                }
-                else {
-                    var moduleSymbol = resolveExternalModuleName(node, node.moduleSpecifier);
-                    if (moduleSymbol && hasExportAssignmentSymbol(moduleSymbol)) {
-                        error(node.moduleSpecifier, ts.Diagnostics.Module_0_uses_export_and_cannot_be_used_with_export_Asterisk, symbolToString(moduleSymbol));
-                    }
-                    else if (node.exportClause) {
-                        checkAliasSymbol(node.exportClause);
-                    }
-                    if (moduleKind !== ts.ModuleKind.System && moduleKind < ts.ModuleKind.ES2015) {
-                        if (node.exportClause) {
-                            if (compilerOptions.esModuleInterop) {
-                                checkExternalEmitHelpers(node, 131072);
-                            }
-                        }
-                        else {
-                            checkExternalEmitHelpers(node, 65536);
-                        }
-                    }
-                }
-            }
-        }
-        function checkGrammarExportDeclaration(node) {
-            var _a;
-            var isTypeOnlyExportStar = node.isTypeOnly && ((_a = node.exportClause) === null || _a === void 0 ? void 0 : _a.kind) !== 268;
-            if (isTypeOnlyExportStar) {
-                grammarErrorOnNode(node, ts.Diagnostics.Only_named_exports_may_use_export_type);
-            }
-            return !isTypeOnlyExportStar;
-        }
-        function checkGrammarModuleElementContext(node, errorMessage) {
-            var isInAppropriateContext = node.parent.kind === 297 || node.parent.kind === 257 || node.parent.kind === 256;
-            if (!isInAppropriateContext) {
-                grammarErrorOnFirstToken(node, errorMessage);
-            }
-            return !isInAppropriateContext;
-        }
-        function importClauseContainsReferencedImport(importClause) {
-            return ts.forEachImportClauseDeclaration(importClause, function (declaration) {
-                return !!getSymbolOfNode(declaration).isReferenced;
-            });
-        }
-        function importClauseContainsConstEnumUsedAsValue(importClause) {
-            return ts.forEachImportClauseDeclaration(importClause, function (declaration) {
-                return !!getSymbolLinks(getSymbolOfNode(declaration)).constEnumReferenced;
-            });
-        }
-        function checkImportsForTypeOnlyConversion(sourceFile) {
-            for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) {
-                var statement = _a[_i];
-                if (ts.isImportDeclaration(statement) &&
-                    statement.importClause &&
-                    !statement.importClause.isTypeOnly &&
-                    importClauseContainsReferencedImport(statement.importClause) &&
-                    !isReferencedAliasDeclaration(statement.importClause, true) &&
-                    !importClauseContainsConstEnumUsedAsValue(statement.importClause)) {
-                    error(statement, ts.Diagnostics.This_import_is_never_used_as_a_value_and_must_use_import_type_because_the_importsNotUsedAsValues_is_set_to_error);
-                }
-            }
-        }
-        function checkExportSpecifier(node) {
-            checkAliasSymbol(node);
-            if (ts.getEmitDeclarations(compilerOptions)) {
-                collectLinkedAliases(node.propertyName || node.name, true);
-            }
-            if (!node.parent.parent.moduleSpecifier) {
-                var exportedName = node.propertyName || node.name;
-                var symbol = resolveName(exportedName, exportedName.escapedText, 111551 | 788968 | 1920 | 2097152, undefined, undefined, true);
-                if (symbol && (symbol === undefinedSymbol || symbol === globalThisSymbol || isGlobalSourceFile(getDeclarationContainer(symbol.declarations[0])))) {
-                    error(exportedName, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, ts.idText(exportedName));
-                }
-                else {
-                    markExportAsReferenced(node);
-                    var target = symbol && (symbol.flags & 2097152 ? resolveAlias(symbol) : symbol);
-                    if (!target || target === unknownSymbol || target.flags & 111551) {
-                        checkExpressionCached(node.propertyName || node.name);
-                    }
-                }
-            }
-            else {
-                if (compilerOptions.esModuleInterop &&
-                    moduleKind !== ts.ModuleKind.System &&
-                    moduleKind < ts.ModuleKind.ES2015 &&
-                    ts.idText(node.propertyName || node.name) === "default") {
-                    checkExternalEmitHelpers(node, 262144);
-                }
-            }
-        }
-        function checkExportAssignment(node) {
-            if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_export_assignment_can_only_be_used_in_a_module)) {
-                return;
-            }
-            var container = node.parent.kind === 297 ? node.parent : node.parent.parent;
-            if (container.kind === 256 && !ts.isAmbientModule(container)) {
-                if (node.isExportEquals) {
-                    error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace);
-                }
-                else {
-                    error(node, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module);
-                }
-                return;
-            }
-            if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasEffectiveModifiers(node)) {
-                grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_assignment_cannot_have_modifiers);
-            }
-            if (node.expression.kind === 78) {
-                var id = node.expression;
-                var sym = resolveEntityName(id, 67108863, true, true, node);
-                if (sym) {
-                    markAliasReferenced(sym, id);
-                    var target = sym.flags & 2097152 ? resolveAlias(sym) : sym;
-                    if (target === unknownSymbol || target.flags & 111551) {
-                        checkExpressionCached(node.expression);
-                    }
-                }
-                else {
-                    checkExpressionCached(node.expression);
-                }
-                if (ts.getEmitDeclarations(compilerOptions)) {
-                    collectLinkedAliases(node.expression, true);
-                }
-            }
-            else {
-                checkExpressionCached(node.expression);
-            }
-            checkExternalModuleExports(container);
-            if ((node.flags & 8388608) && !ts.isEntityNameExpression(node.expression)) {
-                grammarErrorOnNode(node.expression, ts.Diagnostics.The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context);
-            }
-            if (node.isExportEquals && !(node.flags & 8388608)) {
-                if (moduleKind >= ts.ModuleKind.ES2015) {
-                    grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead);
-                }
-                else if (moduleKind === ts.ModuleKind.System) {
-                    grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_is_not_supported_when_module_flag_is_system);
-                }
-            }
-        }
-        function hasExportedMembers(moduleSymbol) {
-            return ts.forEachEntry(moduleSymbol.exports, function (_, id) { return id !== "export="; });
-        }
-        function checkExternalModuleExports(node) {
-            var moduleSymbol = getSymbolOfNode(node);
-            var links = getSymbolLinks(moduleSymbol);
-            if (!links.exportsChecked) {
-                var exportEqualsSymbol = moduleSymbol.exports.get("export=");
-                if (exportEqualsSymbol && hasExportedMembers(moduleSymbol)) {
-                    var declaration = getDeclarationOfAliasSymbol(exportEqualsSymbol) || exportEqualsSymbol.valueDeclaration;
-                    if (!isTopLevelInExternalModuleAugmentation(declaration) && !ts.isInJSFile(declaration)) {
-                        error(declaration, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements);
-                    }
-                }
-                var exports_2 = getExportsOfModule(moduleSymbol);
-                if (exports_2) {
-                    exports_2.forEach(function (_a, id) {
-                        var declarations = _a.declarations, flags = _a.flags;
-                        if (id === "__export") {
-                            return;
-                        }
-                        if (flags & (1920 | 64 | 384)) {
-                            return;
-                        }
-                        var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverloadAndNotAccessor);
-                        if (flags & 524288 && exportedDeclarationsCount <= 2) {
-                            return;
-                        }
-                        if (exportedDeclarationsCount > 1) {
-                            for (var _i = 0, declarations_9 = declarations; _i < declarations_9.length; _i++) {
-                                var declaration = declarations_9[_i];
-                                if (isNotOverload(declaration)) {
-                                    diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, ts.unescapeLeadingUnderscores(id)));
-                                }
-                            }
-                        }
-                    });
-                }
-                links.exportsChecked = true;
-            }
-        }
-        function checkSourceElement(node) {
-            if (node) {
-                var saveCurrentNode = currentNode;
-                currentNode = node;
-                instantiationCount = 0;
-                checkSourceElementWorker(node);
-                currentNode = saveCurrentNode;
-            }
-        }
-        function checkSourceElementWorker(node) {
-            if (ts.isInJSFile(node)) {
-                ts.forEach(node.jsDoc, function (_a) {
-                    var tags = _a.tags;
-                    return ts.forEach(tags, checkSourceElement);
-                });
-            }
-            var kind = node.kind;
-            if (cancellationToken) {
-                switch (kind) {
-                    case 256:
-                    case 252:
-                    case 253:
-                    case 251:
-                        cancellationToken.throwIfCancellationRequested();
-                }
-            }
-            if (kind >= 232 && kind <= 248 && node.flowNode && !isReachableFlowNode(node.flowNode)) {
-                errorOrSuggestion(compilerOptions.allowUnreachableCode === false, node, ts.Diagnostics.Unreachable_code_detected);
-            }
-            switch (kind) {
-                case 159:
-                    return checkTypeParameter(node);
-                case 160:
-                    return checkParameter(node);
-                case 163:
-                    return checkPropertyDeclaration(node);
-                case 162:
-                    return checkPropertySignature(node);
-                case 174:
-                case 175:
-                case 169:
-                case 170:
-                case 171:
-                    return checkSignatureDeclaration(node);
-                case 165:
-                case 164:
-                    return checkMethodDeclaration(node);
-                case 166:
-                    return checkConstructorDeclaration(node);
-                case 167:
-                case 168:
-                    return checkAccessorDeclaration(node);
-                case 173:
-                    return checkTypeReferenceNode(node);
-                case 172:
-                    return checkTypePredicate(node);
-                case 176:
-                    return checkTypeQuery(node);
-                case 177:
-                    return checkTypeLiteral(node);
-                case 178:
-                    return checkArrayType(node);
-                case 179:
-                    return checkTupleType(node);
-                case 182:
-                case 183:
-                    return checkUnionOrIntersectionType(node);
-                case 186:
-                case 180:
-                case 181:
-                    return checkSourceElement(node.type);
-                case 187:
-                    return checkThisType(node);
-                case 188:
-                    return checkTypeOperator(node);
-                case 184:
-                    return checkConditionalType(node);
-                case 185:
-                    return checkInferType(node);
-                case 193:
-                    return checkTemplateLiteralType(node);
-                case 195:
-                    return checkImportType(node);
-                case 192:
-                    return checkNamedTupleMember(node);
-                case 315:
-                    return checkJSDocAugmentsTag(node);
-                case 316:
-                    return checkJSDocImplementsTag(node);
-                case 331:
-                case 324:
-                case 325:
-                    return checkJSDocTypeAliasTag(node);
-                case 330:
-                    return checkJSDocTemplateTag(node);
-                case 329:
-                    return checkJSDocTypeTag(node);
-                case 326:
-                    return checkJSDocParameterTag(node);
-                case 333:
-                    return checkJSDocPropertyTag(node);
-                case 308:
-                    checkJSDocFunctionType(node);
-                case 306:
-                case 305:
-                case 303:
-                case 304:
-                case 312:
-                    checkJSDocTypeIsInJsFile(node);
-                    ts.forEachChild(node, checkSourceElement);
-                    return;
-                case 309:
-                    checkJSDocVariadicType(node);
-                    return;
-                case 301:
-                    return checkSourceElement(node.type);
-                case 189:
-                    return checkIndexedAccessType(node);
-                case 190:
-                    return checkMappedType(node);
-                case 251:
-                    return checkFunctionDeclaration(node);
-                case 230:
-                case 257:
-                    return checkBlock(node);
-                case 232:
-                    return checkVariableStatement(node);
-                case 233:
-                    return checkExpressionStatement(node);
-                case 234:
-                    return checkIfStatement(node);
-                case 235:
-                    return checkDoStatement(node);
-                case 236:
-                    return checkWhileStatement(node);
-                case 237:
-                    return checkForStatement(node);
-                case 238:
-                    return checkForInStatement(node);
-                case 239:
-                    return checkForOfStatement(node);
-                case 240:
-                case 241:
-                    return checkBreakOrContinueStatement(node);
-                case 242:
-                    return checkReturnStatement(node);
-                case 243:
-                    return checkWithStatement(node);
-                case 244:
-                    return checkSwitchStatement(node);
-                case 245:
-                    return checkLabeledStatement(node);
-                case 246:
-                    return checkThrowStatement(node);
-                case 247:
-                    return checkTryStatement(node);
-                case 249:
-                    return checkVariableDeclaration(node);
-                case 198:
-                    return checkBindingElement(node);
-                case 252:
-                    return checkClassDeclaration(node);
-                case 253:
-                    return checkInterfaceDeclaration(node);
-                case 254:
-                    return checkTypeAliasDeclaration(node);
-                case 255:
-                    return checkEnumDeclaration(node);
-                case 256:
-                    return checkModuleDeclaration(node);
-                case 261:
-                    return checkImportDeclaration(node);
-                case 260:
-                    return checkImportEqualsDeclaration(node);
-                case 267:
-                    return checkExportDeclaration(node);
-                case 266:
-                    return checkExportAssignment(node);
-                case 231:
-                case 248:
-                    checkGrammarStatementInAmbientContext(node);
-                    return;
-                case 271:
-                    return checkMissingDeclaration(node);
-            }
-        }
-        function checkJSDocTypeIsInJsFile(node) {
-            if (!ts.isInJSFile(node)) {
-                grammarErrorOnNode(node, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments);
-            }
-        }
-        function checkJSDocVariadicType(node) {
-            checkJSDocTypeIsInJsFile(node);
-            checkSourceElement(node.type);
-            var parent = node.parent;
-            if (ts.isParameter(parent) && ts.isJSDocFunctionType(parent.parent)) {
-                if (ts.last(parent.parent.parameters) !== parent) {
-                    error(node, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list);
-                }
-                return;
-            }
-            if (!ts.isJSDocTypeExpression(parent)) {
-                error(node, ts.Diagnostics.JSDoc_may_only_appear_in_the_last_parameter_of_a_signature);
-            }
-            var paramTag = node.parent.parent;
-            if (!ts.isJSDocParameterTag(paramTag)) {
-                error(node, ts.Diagnostics.JSDoc_may_only_appear_in_the_last_parameter_of_a_signature);
-                return;
-            }
-            var param = ts.getParameterSymbolFromJSDoc(paramTag);
-            if (!param) {
-                return;
-            }
-            var host = ts.getHostSignatureFromJSDoc(paramTag);
-            if (!host || ts.last(host.parameters).symbol !== param) {
-                error(node, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list);
-            }
-        }
-        function getTypeFromJSDocVariadicType(node) {
-            var type = getTypeFromTypeNode(node.type);
-            var parent = node.parent;
-            var paramTag = node.parent.parent;
-            if (ts.isJSDocTypeExpression(node.parent) && ts.isJSDocParameterTag(paramTag)) {
-                var host_1 = ts.getHostSignatureFromJSDoc(paramTag);
-                if (host_1) {
-                    var lastParamDeclaration = ts.lastOrUndefined(host_1.parameters);
-                    var symbol = ts.getParameterSymbolFromJSDoc(paramTag);
-                    if (!lastParamDeclaration ||
-                        symbol && lastParamDeclaration.symbol === symbol && ts.isRestParameter(lastParamDeclaration)) {
-                        return createArrayType(type);
-                    }
-                }
-            }
-            if (ts.isParameter(parent) && ts.isJSDocFunctionType(parent.parent)) {
-                return createArrayType(type);
-            }
-            return addOptionality(type);
-        }
-        function checkNodeDeferred(node) {
-            var enclosingFile = ts.getSourceFileOfNode(node);
-            var links = getNodeLinks(enclosingFile);
-            if (!(links.flags & 1)) {
-                links.deferredNodes = links.deferredNodes || new ts.Map();
-                var id = getNodeId(node);
-                links.deferredNodes.set(id, node);
-            }
-        }
-        function checkDeferredNodes(context) {
-            var links = getNodeLinks(context);
-            if (links.deferredNodes) {
-                links.deferredNodes.forEach(checkDeferredNode);
-            }
-        }
-        function checkDeferredNode(node) {
-            var saveCurrentNode = currentNode;
-            currentNode = node;
-            instantiationCount = 0;
-            switch (node.kind) {
-                case 203:
-                case 204:
-                case 205:
-                case 161:
-                case 275:
-                    resolveUntypedCall(node);
-                    break;
-                case 208:
-                case 209:
-                case 165:
-                case 164:
-                    checkFunctionExpressionOrObjectLiteralMethodDeferred(node);
-                    break;
-                case 167:
-                case 168:
-                    checkAccessorDeclaration(node);
-                    break;
-                case 221:
-                    checkClassExpressionDeferred(node);
-                    break;
-                case 274:
-                    checkJsxSelfClosingElementDeferred(node);
-                    break;
-                case 273:
-                    checkJsxElementDeferred(node);
-                    break;
-            }
-            currentNode = saveCurrentNode;
-        }
-        function checkSourceFile(node) {
-            var tracingData = ["check", "checkSourceFile", { path: node.path }];
-            ts.tracing.begin.apply(ts.tracing, tracingData);
-            ts.performance.mark("beforeCheck");
-            checkSourceFileWorker(node);
-            ts.performance.mark("afterCheck");
-            ts.performance.measure("Check", "beforeCheck", "afterCheck");
-            ts.tracing.end.apply(ts.tracing, tracingData);
-        }
-        function unusedIsError(kind, isAmbient) {
-            if (isAmbient) {
-                return false;
-            }
-            switch (kind) {
-                case 0:
-                    return !!compilerOptions.noUnusedLocals;
-                case 1:
-                    return !!compilerOptions.noUnusedParameters;
-                default:
-                    return ts.Debug.assertNever(kind);
-            }
-        }
-        function getPotentiallyUnusedIdentifiers(sourceFile) {
-            return allPotentiallyUnusedIdentifiers.get(sourceFile.path) || ts.emptyArray;
-        }
-        function checkSourceFileWorker(node) {
-            var links = getNodeLinks(node);
-            if (!(links.flags & 1)) {
-                if (ts.skipTypeChecking(node, compilerOptions, host)) {
-                    return;
-                }
-                checkGrammarSourceFile(node);
-                ts.clear(potentialThisCollisions);
-                ts.clear(potentialNewTargetCollisions);
-                ts.clear(potentialWeakMapCollisions);
-                ts.forEach(node.statements, checkSourceElement);
-                checkSourceElement(node.endOfFileToken);
-                checkDeferredNodes(node);
-                if (ts.isExternalOrCommonJsModule(node)) {
-                    registerForUnusedIdentifiersCheck(node);
-                }
-                if (!node.isDeclarationFile && (compilerOptions.noUnusedLocals || compilerOptions.noUnusedParameters)) {
-                    checkUnusedIdentifiers(getPotentiallyUnusedIdentifiers(node), function (containingNode, kind, diag) {
-                        if (!ts.containsParseError(containingNode) && unusedIsError(kind, !!(containingNode.flags & 8388608))) {
-                            diagnostics.add(diag);
-                        }
-                    });
-                }
-                if (compilerOptions.importsNotUsedAsValues === 2 &&
-                    !node.isDeclarationFile &&
-                    ts.isExternalModule(node)) {
-                    checkImportsForTypeOnlyConversion(node);
-                }
-                if (ts.isExternalOrCommonJsModule(node)) {
-                    checkExternalModuleExports(node);
-                }
-                if (potentialThisCollisions.length) {
-                    ts.forEach(potentialThisCollisions, checkIfThisIsCapturedInEnclosingScope);
-                    ts.clear(potentialThisCollisions);
-                }
-                if (potentialNewTargetCollisions.length) {
-                    ts.forEach(potentialNewTargetCollisions, checkIfNewTargetIsCapturedInEnclosingScope);
-                    ts.clear(potentialNewTargetCollisions);
-                }
-                if (potentialWeakMapCollisions.length) {
-                    ts.forEach(potentialWeakMapCollisions, checkWeakMapCollision);
-                    ts.clear(potentialWeakMapCollisions);
-                }
-                links.flags |= 1;
-            }
-        }
-        function getDiagnostics(sourceFile, ct) {
-            try {
-                cancellationToken = ct;
-                return getDiagnosticsWorker(sourceFile);
-            }
-            finally {
-                cancellationToken = undefined;
-            }
-        }
-        function getDiagnosticsWorker(sourceFile) {
-            throwIfNonDiagnosticsProducing();
-            if (sourceFile) {
-                var previousGlobalDiagnostics = diagnostics.getGlobalDiagnostics();
-                var previousGlobalDiagnosticsSize = previousGlobalDiagnostics.length;
-                checkSourceFile(sourceFile);
-                var semanticDiagnostics = diagnostics.getDiagnostics(sourceFile.fileName);
-                var currentGlobalDiagnostics = diagnostics.getGlobalDiagnostics();
-                if (currentGlobalDiagnostics !== previousGlobalDiagnostics) {
-                    var deferredGlobalDiagnostics = ts.relativeComplement(previousGlobalDiagnostics, currentGlobalDiagnostics, ts.compareDiagnostics);
-                    return ts.concatenate(deferredGlobalDiagnostics, semanticDiagnostics);
-                }
-                else if (previousGlobalDiagnosticsSize === 0 && currentGlobalDiagnostics.length > 0) {
-                    return ts.concatenate(currentGlobalDiagnostics, semanticDiagnostics);
-                }
-                return semanticDiagnostics;
-            }
-            ts.forEach(host.getSourceFiles(), checkSourceFile);
-            return diagnostics.getDiagnostics();
-        }
-        function getGlobalDiagnostics() {
-            throwIfNonDiagnosticsProducing();
-            return diagnostics.getGlobalDiagnostics();
-        }
-        function throwIfNonDiagnosticsProducing() {
-            if (!produceDiagnostics) {
-                throw new Error("Trying to get diagnostics from a type checker that does not produce them.");
-            }
-        }
-        function getSymbolsInScope(location, meaning) {
-            if (location.flags & 16777216) {
-                return [];
-            }
-            var symbols = ts.createSymbolTable();
-            var isStatic = false;
-            populateSymbols();
-            symbols.delete("this");
-            return symbolsToArray(symbols);
-            function populateSymbols() {
-                while (location) {
-                    if (location.locals && !isGlobalSourceFile(location)) {
-                        copySymbols(location.locals, meaning);
-                    }
-                    switch (location.kind) {
-                        case 297:
-                            if (!ts.isExternalOrCommonJsModule(location))
-                                break;
-                        case 256:
-                            copySymbols(getSymbolOfNode(location).exports, meaning & 2623475);
-                            break;
-                        case 255:
-                            copySymbols(getSymbolOfNode(location).exports, meaning & 8);
-                            break;
-                        case 221:
-                            var className = location.name;
-                            if (className) {
-                                copySymbol(location.symbol, meaning);
-                            }
-                        case 252:
-                        case 253:
-                            if (!isStatic) {
-                                copySymbols(getMembersOfSymbol(getSymbolOfNode(location)), meaning & 788968);
-                            }
-                            break;
-                        case 208:
-                            var funcName = location.name;
-                            if (funcName) {
-                                copySymbol(location.symbol, meaning);
-                            }
-                            break;
-                    }
-                    if (ts.introducesArgumentsExoticObject(location)) {
-                        copySymbol(argumentsSymbol, meaning);
-                    }
-                    isStatic = ts.hasSyntacticModifier(location, 32);
-                    location = location.parent;
-                }
-                copySymbols(globals, meaning);
-            }
-            function copySymbol(symbol, meaning) {
-                if (ts.getCombinedLocalAndExportSymbolFlags(symbol) & meaning) {
-                    var id = symbol.escapedName;
-                    if (!symbols.has(id)) {
-                        symbols.set(id, symbol);
-                    }
-                }
-            }
-            function copySymbols(source, meaning) {
-                if (meaning) {
-                    source.forEach(function (symbol) {
-                        copySymbol(symbol, meaning);
-                    });
-                }
-            }
-        }
-        function isTypeDeclarationName(name) {
-            return name.kind === 78 &&
-                isTypeDeclaration(name.parent) &&
-                ts.getNameOfDeclaration(name.parent) === name;
-        }
-        function isTypeDeclaration(node) {
-            switch (node.kind) {
-                case 159:
-                case 252:
-                case 253:
-                case 254:
-                case 255:
-                case 331:
-                case 324:
-                case 325:
-                    return true;
-                case 262:
-                    return node.isTypeOnly;
-                case 265:
-                case 270:
-                    return node.parent.parent.isTypeOnly;
-                default:
-                    return false;
-            }
-        }
-        function isTypeReferenceIdentifier(node) {
-            while (node.parent.kind === 157) {
-                node = node.parent;
-            }
-            return node.parent.kind === 173;
-        }
-        function isHeritageClauseElementIdentifier(node) {
-            while (node.parent.kind === 201) {
-                node = node.parent;
-            }
-            return node.parent.kind === 223;
-        }
-        function isJSDocEntryNameReference(node) {
-            while (node.parent.kind === 157) {
-                node = node.parent;
-            }
-            while (node.parent.kind === 201) {
-                node = node.parent;
-            }
-            return node.parent.kind === 302;
-        }
-        function forEachEnclosingClass(node, callback) {
-            var result;
-            while (true) {
-                node = ts.getContainingClass(node);
-                if (!node)
-                    break;
-                if (result = callback(node))
-                    break;
-            }
-            return result;
-        }
-        function isNodeUsedDuringClassInitialization(node) {
-            return !!ts.findAncestor(node, function (element) {
-                if (ts.isConstructorDeclaration(element) && ts.nodeIsPresent(element.body) || ts.isPropertyDeclaration(element)) {
-                    return true;
-                }
-                else if (ts.isClassLike(element) || ts.isFunctionLikeDeclaration(element)) {
-                    return "quit";
-                }
-                return false;
-            });
-        }
-        function isNodeWithinClass(node, classDeclaration) {
-            return !!forEachEnclosingClass(node, function (n) { return n === classDeclaration; });
-        }
-        function getLeftSideOfImportEqualsOrExportAssignment(nodeOnRightSide) {
-            while (nodeOnRightSide.parent.kind === 157) {
-                nodeOnRightSide = nodeOnRightSide.parent;
-            }
-            if (nodeOnRightSide.parent.kind === 260) {
-                return nodeOnRightSide.parent.moduleReference === nodeOnRightSide ? nodeOnRightSide.parent : undefined;
-            }
-            if (nodeOnRightSide.parent.kind === 266) {
-                return nodeOnRightSide.parent.expression === nodeOnRightSide ? nodeOnRightSide.parent : undefined;
-            }
-            return undefined;
-        }
-        function isInRightSideOfImportOrExportAssignment(node) {
-            return getLeftSideOfImportEqualsOrExportAssignment(node) !== undefined;
-        }
-        function getSpecialPropertyAssignmentSymbolFromEntityName(entityName) {
-            var specialPropertyAssignmentKind = ts.getAssignmentDeclarationKind(entityName.parent.parent);
-            switch (specialPropertyAssignmentKind) {
-                case 1:
-                case 3:
-                    return getSymbolOfNode(entityName.parent);
-                case 4:
-                case 2:
-                case 5:
-                    return getSymbolOfNode(entityName.parent.parent);
-            }
-        }
-        function isImportTypeQualifierPart(node) {
-            var parent = node.parent;
-            while (ts.isQualifiedName(parent)) {
-                node = parent;
-                parent = parent.parent;
-            }
-            if (parent && parent.kind === 195 && parent.qualifier === node) {
-                return parent;
-            }
-            return undefined;
-        }
-        function getSymbolOfNameOrPropertyAccessExpression(name) {
-            if (ts.isDeclarationName(name)) {
-                return getSymbolOfNode(name.parent);
-            }
-            if (ts.isInJSFile(name) &&
-                name.parent.kind === 201 &&
-                name.parent === name.parent.parent.left) {
-                if (!ts.isPrivateIdentifier(name)) {
-                    var specialPropertyAssignmentSymbol = getSpecialPropertyAssignmentSymbolFromEntityName(name);
-                    if (specialPropertyAssignmentSymbol) {
-                        return specialPropertyAssignmentSymbol;
-                    }
-                }
-            }
-            if (name.parent.kind === 266 && ts.isEntityNameExpression(name)) {
-                var success = resolveEntityName(name, 111551 | 788968 | 1920 | 2097152, true);
-                if (success && success !== unknownSymbol) {
-                    return success;
-                }
-            }
-            else if (!ts.isPropertyAccessExpression(name) && !ts.isPrivateIdentifier(name) && isInRightSideOfImportOrExportAssignment(name)) {
-                var importEqualsDeclaration = ts.getAncestor(name, 260);
-                ts.Debug.assert(importEqualsDeclaration !== undefined);
-                return getSymbolOfPartOfRightHandSideOfImportEquals(name, true);
-            }
-            if (!ts.isPropertyAccessExpression(name) && !ts.isPrivateIdentifier(name)) {
-                var possibleImportNode = isImportTypeQualifierPart(name);
-                if (possibleImportNode) {
-                    getTypeFromTypeNode(possibleImportNode);
-                    var sym = getNodeLinks(name).resolvedSymbol;
-                    return sym === unknownSymbol ? undefined : sym;
-                }
-            }
-            while (ts.isRightSideOfQualifiedNameOrPropertyAccess(name)) {
-                name = name.parent;
-            }
-            if (isHeritageClauseElementIdentifier(name)) {
-                var meaning = 0;
-                if (name.parent.kind === 223) {
-                    meaning = 788968;
-                    if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(name.parent)) {
-                        meaning |= 111551;
-                    }
-                }
-                else {
-                    meaning = 1920;
-                }
-                meaning |= 2097152;
-                var entityNameSymbol = ts.isEntityNameExpression(name) ? resolveEntityName(name, meaning) : undefined;
-                if (entityNameSymbol) {
-                    return entityNameSymbol;
-                }
-            }
-            if (name.parent.kind === 326) {
-                return ts.getParameterSymbolFromJSDoc(name.parent);
-            }
-            if (name.parent.kind === 159 && name.parent.parent.kind === 330) {
-                ts.Debug.assert(!ts.isInJSFile(name));
-                var typeParameter = ts.getTypeParameterFromJsDoc(name.parent);
-                return typeParameter && typeParameter.symbol;
-            }
-            if (ts.isExpressionNode(name)) {
-                if (ts.nodeIsMissing(name)) {
-                    return undefined;
-                }
-                if (name.kind === 78) {
-                    if (ts.isJSXTagName(name) && isJsxIntrinsicIdentifier(name)) {
-                        var symbol = getIntrinsicTagSymbol(name.parent);
-                        return symbol === unknownSymbol ? undefined : symbol;
-                    }
-                    return resolveEntityName(name, 111551, false, true);
-                }
-                else if (name.kind === 201 || name.kind === 157) {
-                    var links = getNodeLinks(name);
-                    if (links.resolvedSymbol) {
-                        return links.resolvedSymbol;
-                    }
-                    if (name.kind === 201) {
-                        checkPropertyAccessExpression(name);
-                    }
-                    else {
-                        checkQualifiedName(name);
-                    }
-                    return links.resolvedSymbol;
-                }
-            }
-            else if (isTypeReferenceIdentifier(name)) {
-                var meaning = name.parent.kind === 173 ? 788968 : 1920;
-                return resolveEntityName(name, meaning, false, true);
-            }
-            else if (isJSDocEntryNameReference(name)) {
-                var meaning = 788968 | 1920 | 111551;
-                return resolveEntityName(name, meaning, false, true, ts.getHostSignatureFromJSDoc(name));
-            }
-            if (name.parent.kind === 172) {
-                return resolveEntityName(name, 1);
-            }
-            return undefined;
-        }
-        function getSymbolAtLocation(node, ignoreErrors) {
-            if (node.kind === 297) {
-                return ts.isExternalModule(node) ? getMergedSymbol(node.symbol) : undefined;
-            }
-            var parent = node.parent;
-            var grandParent = parent.parent;
-            if (node.flags & 16777216) {
-                return undefined;
-            }
-            if (isDeclarationNameOrImportPropertyName(node)) {
-                var parentSymbol = getSymbolOfNode(parent);
-                return ts.isImportOrExportSpecifier(node.parent) && node.parent.propertyName === node
-                    ? getImmediateAliasedSymbol(parentSymbol)
-                    : parentSymbol;
-            }
-            else if (ts.isLiteralComputedPropertyDeclarationName(node)) {
-                return getSymbolOfNode(parent.parent);
-            }
-            if (node.kind === 78) {
-                if (isInRightSideOfImportOrExportAssignment(node)) {
-                    return getSymbolOfNameOrPropertyAccessExpression(node);
-                }
-                else if (parent.kind === 198 &&
-                    grandParent.kind === 196 &&
-                    node === parent.propertyName) {
-                    var typeOfPattern = getTypeOfNode(grandParent);
-                    var propertyDeclaration = getPropertyOfType(typeOfPattern, node.escapedText);
-                    if (propertyDeclaration) {
-                        return propertyDeclaration;
-                    }
-                }
-            }
-            switch (node.kind) {
-                case 78:
-                case 79:
-                case 201:
-                case 157:
-                    return getSymbolOfNameOrPropertyAccessExpression(node);
-                case 107:
-                    var container = ts.getThisContainer(node, false);
-                    if (ts.isFunctionLike(container)) {
-                        var sig = getSignatureFromDeclaration(container);
-                        if (sig.thisParameter) {
-                            return sig.thisParameter;
-                        }
-                    }
-                    if (ts.isInExpressionContext(node)) {
-                        return checkExpression(node).symbol;
-                    }
-                case 187:
-                    return getTypeFromThisTypeNode(node).symbol;
-                case 105:
-                    return checkExpression(node).symbol;
-                case 132:
-                    var constructorDeclaration = node.parent;
-                    if (constructorDeclaration && constructorDeclaration.kind === 166) {
-                        return constructorDeclaration.parent.symbol;
-                    }
-                    return undefined;
-                case 10:
-                case 14:
-                    if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) ||
-                        ((node.parent.kind === 261 || node.parent.kind === 267) && node.parent.moduleSpecifier === node) ||
-                        ((ts.isInJSFile(node) && ts.isRequireCall(node.parent, false)) || ts.isImportCall(node.parent)) ||
-                        (ts.isLiteralTypeNode(node.parent) && ts.isLiteralImportTypeNode(node.parent.parent) && node.parent.parent.argument === node.parent)) {
-                        return resolveExternalModuleName(node, node, ignoreErrors);
-                    }
-                    if (ts.isCallExpression(parent) && ts.isBindableObjectDefinePropertyCall(parent) && parent.arguments[1] === node) {
-                        return getSymbolOfNode(parent);
-                    }
-                case 8:
-                    var objectType = ts.isElementAccessExpression(parent)
-                        ? parent.argumentExpression === node ? getTypeOfExpression(parent.expression) : undefined
-                        : ts.isLiteralTypeNode(parent) && ts.isIndexedAccessTypeNode(grandParent)
-                            ? getTypeFromTypeNode(grandParent.objectType)
-                            : undefined;
-                    return objectType && getPropertyOfType(objectType, ts.escapeLeadingUnderscores(node.text));
-                case 87:
-                case 97:
-                case 38:
-                case 83:
-                    return getSymbolOfNode(node.parent);
-                case 195:
-                    return ts.isLiteralImportTypeNode(node) ? getSymbolAtLocation(node.argument.literal, ignoreErrors) : undefined;
-                case 92:
-                    return ts.isExportAssignment(node.parent) ? ts.Debug.checkDefined(node.parent.symbol) : undefined;
-                default:
-                    return undefined;
-            }
-        }
-        function getShorthandAssignmentValueSymbol(location) {
-            if (location && location.kind === 289) {
-                return resolveEntityName(location.name, 111551 | 2097152);
-            }
-            return undefined;
-        }
-        function getExportSpecifierLocalTargetSymbol(node) {
-            if (ts.isExportSpecifier(node)) {
-                return node.parent.parent.moduleSpecifier ?
-                    getExternalModuleMember(node.parent.parent, node) :
-                    resolveEntityName(node.propertyName || node.name, 111551 | 788968 | 1920 | 2097152);
-            }
-            else {
-                return resolveEntityName(node, 111551 | 788968 | 1920 | 2097152);
-            }
-        }
-        function getTypeOfNode(node) {
-            if (ts.isSourceFile(node) && !ts.isExternalModule(node)) {
-                return errorType;
-            }
-            if (node.flags & 16777216) {
-                return errorType;
-            }
-            var classDecl = ts.tryGetClassImplementingOrExtendingExpressionWithTypeArguments(node);
-            var classType = classDecl && getDeclaredTypeOfClassOrInterface(getSymbolOfNode(classDecl.class));
-            if (ts.isPartOfTypeNode(node)) {
-                var typeFromTypeNode = getTypeFromTypeNode(node);
-                return classType ? getTypeWithThisArgument(typeFromTypeNode, classType.thisType) : typeFromTypeNode;
-            }
-            if (ts.isExpressionNode(node)) {
-                return getRegularTypeOfExpression(node);
-            }
-            if (classType && !classDecl.isImplements) {
-                var baseType = ts.firstOrUndefined(getBaseTypes(classType));
-                return baseType ? getTypeWithThisArgument(baseType, classType.thisType) : errorType;
-            }
-            if (isTypeDeclaration(node)) {
-                var symbol = getSymbolOfNode(node);
-                return getDeclaredTypeOfSymbol(symbol);
-            }
-            if (isTypeDeclarationName(node)) {
-                var symbol = getSymbolAtLocation(node);
-                return symbol ? getDeclaredTypeOfSymbol(symbol) : errorType;
-            }
-            if (ts.isDeclaration(node)) {
-                var symbol = getSymbolOfNode(node);
-                return getTypeOfSymbol(symbol);
-            }
-            if (isDeclarationNameOrImportPropertyName(node)) {
-                var symbol = getSymbolAtLocation(node);
-                if (symbol) {
-                    return getTypeOfSymbol(symbol);
-                }
-                return errorType;
-            }
-            if (ts.isBindingPattern(node)) {
-                return getTypeForVariableLikeDeclaration(node.parent, true) || errorType;
-            }
-            if (isInRightSideOfImportOrExportAssignment(node)) {
-                var symbol = getSymbolAtLocation(node);
-                if (symbol) {
-                    var declaredType = getDeclaredTypeOfSymbol(symbol);
-                    return declaredType !== errorType ? declaredType : getTypeOfSymbol(symbol);
-                }
-            }
-            return errorType;
-        }
-        function getTypeOfAssignmentPattern(expr) {
-            ts.Debug.assert(expr.kind === 200 || expr.kind === 199);
-            if (expr.parent.kind === 239) {
-                var iteratedType = checkRightHandSideOfForOf(expr.parent);
-                return checkDestructuringAssignment(expr, iteratedType || errorType);
-            }
-            if (expr.parent.kind === 216) {
-                var iteratedType = getTypeOfExpression(expr.parent.right);
-                return checkDestructuringAssignment(expr, iteratedType || errorType);
-            }
-            if (expr.parent.kind === 288) {
-                var node_2 = ts.cast(expr.parent.parent, ts.isObjectLiteralExpression);
-                var typeOfParentObjectLiteral = getTypeOfAssignmentPattern(node_2) || errorType;
-                var propertyIndex = ts.indexOfNode(node_2.properties, expr.parent);
-                return checkObjectLiteralDestructuringPropertyAssignment(node_2, typeOfParentObjectLiteral, propertyIndex);
-            }
-            var node = ts.cast(expr.parent, ts.isArrayLiteralExpression);
-            var typeOfArrayLiteral = getTypeOfAssignmentPattern(node) || errorType;
-            var elementType = checkIteratedTypeOrElementType(65, typeOfArrayLiteral, undefinedType, expr.parent) || errorType;
-            return checkArrayLiteralDestructuringElementAssignment(node, typeOfArrayLiteral, node.elements.indexOf(expr), elementType);
-        }
-        function getPropertySymbolOfDestructuringAssignment(location) {
-            var typeOfObjectLiteral = getTypeOfAssignmentPattern(ts.cast(location.parent.parent, ts.isAssignmentPattern));
-            return typeOfObjectLiteral && getPropertyOfType(typeOfObjectLiteral, location.escapedText);
-        }
-        function getRegularTypeOfExpression(expr) {
-            if (ts.isRightSideOfQualifiedNameOrPropertyAccess(expr)) {
-                expr = expr.parent;
-            }
-            return getRegularTypeOfLiteralType(getTypeOfExpression(expr));
-        }
-        function getParentTypeOfClassElement(node) {
-            var classSymbol = getSymbolOfNode(node.parent);
-            return ts.hasSyntacticModifier(node, 32)
-                ? getTypeOfSymbol(classSymbol)
-                : getDeclaredTypeOfSymbol(classSymbol);
-        }
-        function getClassElementPropertyKeyType(element) {
-            var name = element.name;
-            switch (name.kind) {
-                case 78:
-                    return getLiteralType(ts.idText(name));
-                case 8:
-                case 10:
-                    return getLiteralType(name.text);
-                case 158:
-                    var nameType = checkComputedPropertyName(name);
-                    return isTypeAssignableToKind(nameType, 12288) ? nameType : stringType;
-                default:
-                    return ts.Debug.fail("Unsupported property name.");
-            }
-        }
-        function getAugmentedPropertiesOfType(type) {
-            type = getApparentType(type);
-            var propsByName = ts.createSymbolTable(getPropertiesOfType(type));
-            var functionType = getSignaturesOfType(type, 0).length ? globalCallableFunctionType :
-                getSignaturesOfType(type, 1).length ? globalNewableFunctionType :
-                    undefined;
-            if (functionType) {
-                ts.forEach(getPropertiesOfType(functionType), function (p) {
-                    if (!propsByName.has(p.escapedName)) {
-                        propsByName.set(p.escapedName, p);
-                    }
-                });
-            }
-            return getNamedMembers(propsByName);
-        }
-        function typeHasCallOrConstructSignatures(type) {
-            return ts.typeHasCallOrConstructSignatures(type, checker);
-        }
-        function getRootSymbols(symbol) {
-            var roots = getImmediateRootSymbols(symbol);
-            return roots ? ts.flatMap(roots, getRootSymbols) : [symbol];
-        }
-        function getImmediateRootSymbols(symbol) {
-            if (ts.getCheckFlags(symbol) & 6) {
-                return ts.mapDefined(getSymbolLinks(symbol).containingType.types, function (type) { return getPropertyOfType(type, symbol.escapedName); });
-            }
-            else if (symbol.flags & 33554432) {
-                var _a = symbol, leftSpread = _a.leftSpread, rightSpread = _a.rightSpread, syntheticOrigin = _a.syntheticOrigin;
-                return leftSpread ? [leftSpread, rightSpread]
-                    : syntheticOrigin ? [syntheticOrigin]
-                        : ts.singleElementArray(tryGetAliasTarget(symbol));
-            }
-            return undefined;
-        }
-        function tryGetAliasTarget(symbol) {
-            var target;
-            var next = symbol;
-            while (next = getSymbolLinks(next).target) {
-                target = next;
-            }
-            return target;
-        }
-        function isArgumentsLocalBinding(nodeIn) {
-            if (ts.isGeneratedIdentifier(nodeIn))
-                return false;
-            var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
-            if (!node)
-                return false;
-            var parent = node.parent;
-            if (!parent)
-                return false;
-            var isPropertyName = ((ts.isPropertyAccessExpression(parent)
-                || ts.isPropertyAssignment(parent))
-                && parent.name === node);
-            return !isPropertyName && getReferencedValueSymbol(node) === argumentsSymbol;
-        }
-        function moduleExportsSomeValue(moduleReferenceExpression) {
-            var moduleSymbol = resolveExternalModuleName(moduleReferenceExpression.parent, moduleReferenceExpression);
-            if (!moduleSymbol || ts.isShorthandAmbientModuleSymbol(moduleSymbol)) {
-                return true;
-            }
-            var hasExportAssignment = hasExportAssignmentSymbol(moduleSymbol);
-            moduleSymbol = resolveExternalModuleSymbol(moduleSymbol);
-            var symbolLinks = getSymbolLinks(moduleSymbol);
-            if (symbolLinks.exportsSomeValue === undefined) {
-                symbolLinks.exportsSomeValue = hasExportAssignment
-                    ? !!(moduleSymbol.flags & 111551)
-                    : ts.forEachEntry(getExportsOfModule(moduleSymbol), isValue);
-            }
-            return symbolLinks.exportsSomeValue;
-            function isValue(s) {
-                s = resolveSymbol(s);
-                return s && !!(s.flags & 111551);
-            }
-        }
-        function isNameOfModuleOrEnumDeclaration(node) {
-            return ts.isModuleOrEnumDeclaration(node.parent) && node === node.parent.name;
-        }
-        function getReferencedExportContainer(nodeIn, prefixLocals) {
-            var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
-            if (node) {
-                var symbol = getReferencedValueSymbol(node, isNameOfModuleOrEnumDeclaration(node));
-                if (symbol) {
-                    if (symbol.flags & 1048576) {
-                        var exportSymbol = getMergedSymbol(symbol.exportSymbol);
-                        if (!prefixLocals && exportSymbol.flags & 944 && !(exportSymbol.flags & 3)) {
-                            return undefined;
-                        }
-                        symbol = exportSymbol;
-                    }
-                    var parentSymbol_1 = getParentOfSymbol(symbol);
-                    if (parentSymbol_1) {
-                        if (parentSymbol_1.flags & 512 && parentSymbol_1.valueDeclaration.kind === 297) {
-                            var symbolFile = parentSymbol_1.valueDeclaration;
-                            var referenceFile = ts.getSourceFileOfNode(node);
-                            var symbolIsUmdExport = symbolFile !== referenceFile;
-                            return symbolIsUmdExport ? undefined : symbolFile;
-                        }
-                        return ts.findAncestor(node.parent, function (n) { return ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol_1; });
-                    }
-                }
-            }
-        }
-        function getReferencedImportDeclaration(nodeIn) {
-            if (nodeIn.generatedImportReference) {
-                return nodeIn.generatedImportReference;
-            }
-            var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
-            if (node) {
-                var symbol = getReferencedValueSymbol(node);
-                if (isNonLocalAlias(symbol, 111551) && !getTypeOnlyAliasDeclaration(symbol)) {
-                    return getDeclarationOfAliasSymbol(symbol);
-                }
-            }
-            return undefined;
-        }
-        function isSymbolOfDestructuredElementOfCatchBinding(symbol) {
-            return ts.isBindingElement(symbol.valueDeclaration)
-                && ts.walkUpBindingElementsAndPatterns(symbol.valueDeclaration).parent.kind === 287;
-        }
-        function isSymbolOfDeclarationWithCollidingName(symbol) {
-            if (symbol.flags & 418 && !ts.isSourceFile(symbol.valueDeclaration)) {
-                var links = getSymbolLinks(symbol);
-                if (links.isDeclarationWithCollidingName === undefined) {
-                    var container = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration);
-                    if (ts.isStatementWithLocals(container) || isSymbolOfDestructuredElementOfCatchBinding(symbol)) {
-                        var nodeLinks_1 = getNodeLinks(symbol.valueDeclaration);
-                        if (resolveName(container.parent, symbol.escapedName, 111551, undefined, undefined, false)) {
-                            links.isDeclarationWithCollidingName = true;
-                        }
-                        else if (nodeLinks_1.flags & 262144) {
-                            var isDeclaredInLoop = nodeLinks_1.flags & 524288;
-                            var inLoopInitializer = ts.isIterationStatement(container, false);
-                            var inLoopBodyBlock = container.kind === 230 && ts.isIterationStatement(container.parent, false);
-                            links.isDeclarationWithCollidingName = !ts.isBlockScopedContainerTopLevel(container) && (!isDeclaredInLoop || (!inLoopInitializer && !inLoopBodyBlock));
-                        }
-                        else {
-                            links.isDeclarationWithCollidingName = false;
-                        }
-                    }
-                }
-                return links.isDeclarationWithCollidingName;
-            }
-            return false;
-        }
-        function getReferencedDeclarationWithCollidingName(nodeIn) {
-            if (!ts.isGeneratedIdentifier(nodeIn)) {
-                var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
-                if (node) {
-                    var symbol = getReferencedValueSymbol(node);
-                    if (symbol && isSymbolOfDeclarationWithCollidingName(symbol)) {
-                        return symbol.valueDeclaration;
-                    }
-                }
-            }
-            return undefined;
-        }
-        function isDeclarationWithCollidingName(nodeIn) {
-            var node = ts.getParseTreeNode(nodeIn, ts.isDeclaration);
-            if (node) {
-                var symbol = getSymbolOfNode(node);
-                if (symbol) {
-                    return isSymbolOfDeclarationWithCollidingName(symbol);
-                }
-            }
-            return false;
-        }
-        function isValueAliasDeclaration(node) {
-            switch (node.kind) {
-                case 260:
-                    return isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol);
-                case 262:
-                case 263:
-                case 265:
-                case 270:
-                    var symbol = getSymbolOfNode(node) || unknownSymbol;
-                    return isAliasResolvedToValue(symbol) && !getTypeOnlyAliasDeclaration(symbol);
-                case 267:
-                    var exportClause = node.exportClause;
-                    return !!exportClause && (ts.isNamespaceExport(exportClause) ||
-                        ts.some(exportClause.elements, isValueAliasDeclaration));
-                case 266:
-                    return node.expression && node.expression.kind === 78 ?
-                        isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol) :
-                        true;
-            }
-            return false;
-        }
-        function isTopLevelValueImportEqualsWithEntityName(nodeIn) {
-            var node = ts.getParseTreeNode(nodeIn, ts.isImportEqualsDeclaration);
-            if (node === undefined || node.parent.kind !== 297 || !ts.isInternalModuleImportEqualsDeclaration(node)) {
-                return false;
-            }
-            var isValue = isAliasResolvedToValue(getSymbolOfNode(node));
-            return isValue && node.moduleReference && !ts.nodeIsMissing(node.moduleReference);
-        }
-        function isAliasResolvedToValue(symbol) {
-            var target = resolveAlias(symbol);
-            if (target === unknownSymbol) {
-                return true;
-            }
-            return !!(target.flags & 111551) &&
-                (compilerOptions.preserveConstEnums || !isConstEnumOrConstEnumOnlyModule(target));
-        }
-        function isConstEnumOrConstEnumOnlyModule(s) {
-            return isConstEnumSymbol(s) || !!s.constEnumOnlyModule;
-        }
-        function isReferencedAliasDeclaration(node, checkChildren) {
-            if (isAliasSymbolDeclaration(node)) {
-                var symbol = getSymbolOfNode(node);
-                if (symbol && getSymbolLinks(symbol).referenced) {
-                    return true;
-                }
-                var target = getSymbolLinks(symbol).target;
-                if (target && ts.getEffectiveModifierFlags(node) & 1 &&
-                    target.flags & 111551 &&
-                    (compilerOptions.preserveConstEnums || !isConstEnumOrConstEnumOnlyModule(target))) {
-                    return true;
-                }
-            }
-            if (checkChildren) {
-                return !!ts.forEachChild(node, function (node) { return isReferencedAliasDeclaration(node, checkChildren); });
-            }
-            return false;
-        }
-        function isImplementationOfOverload(node) {
-            if (ts.nodeIsPresent(node.body)) {
-                if (ts.isGetAccessor(node) || ts.isSetAccessor(node))
-                    return false;
-                var symbol = getSymbolOfNode(node);
-                var signaturesOfSymbol = getSignaturesOfSymbol(symbol);
-                return signaturesOfSymbol.length > 1 ||
-                    (signaturesOfSymbol.length === 1 && signaturesOfSymbol[0].declaration !== node);
-            }
-            return false;
-        }
-        function isRequiredInitializedParameter(parameter) {
-            return !!strictNullChecks &&
-                !isOptionalParameter(parameter) &&
-                !ts.isJSDocParameterTag(parameter) &&
-                !!parameter.initializer &&
-                !ts.hasSyntacticModifier(parameter, 92);
-        }
-        function isOptionalUninitializedParameterProperty(parameter) {
-            return strictNullChecks &&
-                isOptionalParameter(parameter) &&
-                !parameter.initializer &&
-                ts.hasSyntacticModifier(parameter, 92);
-        }
-        function isOptionalUninitializedParameter(parameter) {
-            return !!strictNullChecks &&
-                isOptionalParameter(parameter) &&
-                !parameter.initializer;
-        }
-        function isExpandoFunctionDeclaration(node) {
-            var declaration = ts.getParseTreeNode(node, ts.isFunctionDeclaration);
-            if (!declaration) {
-                return false;
-            }
-            var symbol = getSymbolOfNode(declaration);
-            if (!symbol || !(symbol.flags & 16)) {
-                return false;
-            }
-            return !!ts.forEachEntry(getExportsOfSymbol(symbol), function (p) { return p.flags & 111551 && p.valueDeclaration && ts.isPropertyAccessExpression(p.valueDeclaration); });
-        }
-        function getPropertiesOfContainerFunction(node) {
-            var declaration = ts.getParseTreeNode(node, ts.isFunctionDeclaration);
-            if (!declaration) {
-                return ts.emptyArray;
-            }
-            var symbol = getSymbolOfNode(declaration);
-            return symbol && getPropertiesOfType(getTypeOfSymbol(symbol)) || ts.emptyArray;
-        }
-        function getNodeCheckFlags(node) {
-            return getNodeLinks(node).flags || 0;
-        }
-        function getEnumMemberValue(node) {
-            computeEnumMemberValues(node.parent);
-            return getNodeLinks(node).enumMemberValue;
-        }
-        function canHaveConstantValue(node) {
-            switch (node.kind) {
-                case 291:
-                case 201:
-                case 202:
-                    return true;
-            }
-            return false;
-        }
-        function getConstantValue(node) {
-            if (node.kind === 291) {
-                return getEnumMemberValue(node);
-            }
-            var symbol = getNodeLinks(node).resolvedSymbol;
-            if (symbol && (symbol.flags & 8)) {
-                var member = symbol.valueDeclaration;
-                if (ts.isEnumConst(member.parent)) {
-                    return getEnumMemberValue(member);
-                }
-            }
-            return undefined;
-        }
-        function isFunctionType(type) {
-            return !!(type.flags & 524288) && getSignaturesOfType(type, 0).length > 0;
-        }
-        function getTypeReferenceSerializationKind(typeNameIn, location) {
-            var _a;
-            var typeName = ts.getParseTreeNode(typeNameIn, ts.isEntityName);
-            if (!typeName)
-                return ts.TypeReferenceSerializationKind.Unknown;
-            if (location) {
-                location = ts.getParseTreeNode(location);
-                if (!location)
-                    return ts.TypeReferenceSerializationKind.Unknown;
-            }
-            var valueSymbol = resolveEntityName(typeName, 111551, true, true, location);
-            var isTypeOnly = ((_a = valueSymbol === null || valueSymbol === void 0 ? void 0 : valueSymbol.declarations) === null || _a === void 0 ? void 0 : _a.every(ts.isTypeOnlyImportOrExportDeclaration)) || false;
-            var resolvedSymbol = valueSymbol && valueSymbol.flags & 2097152 ? resolveAlias(valueSymbol) : valueSymbol;
-            var typeSymbol = resolveEntityName(typeName, 788968, true, false, location);
-            if (resolvedSymbol && resolvedSymbol === typeSymbol) {
-                var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(false);
-                if (globalPromiseSymbol && resolvedSymbol === globalPromiseSymbol) {
-                    return ts.TypeReferenceSerializationKind.Promise;
-                }
-                var constructorType = getTypeOfSymbol(resolvedSymbol);
-                if (constructorType && isConstructorType(constructorType)) {
-                    return isTypeOnly ? ts.TypeReferenceSerializationKind.TypeWithCallSignature : ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue;
-                }
-            }
-            if (!typeSymbol) {
-                return isTypeOnly ? ts.TypeReferenceSerializationKind.ObjectType : ts.TypeReferenceSerializationKind.Unknown;
-            }
-            var type = getDeclaredTypeOfSymbol(typeSymbol);
-            if (type === errorType) {
-                return isTypeOnly ? ts.TypeReferenceSerializationKind.ObjectType : ts.TypeReferenceSerializationKind.Unknown;
-            }
-            else if (type.flags & 3) {
-                return ts.TypeReferenceSerializationKind.ObjectType;
-            }
-            else if (isTypeAssignableToKind(type, 16384 | 98304 | 131072)) {
-                return ts.TypeReferenceSerializationKind.VoidNullableOrNeverType;
-            }
-            else if (isTypeAssignableToKind(type, 528)) {
-                return ts.TypeReferenceSerializationKind.BooleanType;
-            }
-            else if (isTypeAssignableToKind(type, 296)) {
-                return ts.TypeReferenceSerializationKind.NumberLikeType;
-            }
-            else if (isTypeAssignableToKind(type, 2112)) {
-                return ts.TypeReferenceSerializationKind.BigIntLikeType;
-            }
-            else if (isTypeAssignableToKind(type, 402653316)) {
-                return ts.TypeReferenceSerializationKind.StringLikeType;
-            }
-            else if (isTupleType(type)) {
-                return ts.TypeReferenceSerializationKind.ArrayLikeType;
-            }
-            else if (isTypeAssignableToKind(type, 12288)) {
-                return ts.TypeReferenceSerializationKind.ESSymbolType;
-            }
-            else if (isFunctionType(type)) {
-                return ts.TypeReferenceSerializationKind.TypeWithCallSignature;
-            }
-            else if (isArrayType(type)) {
-                return ts.TypeReferenceSerializationKind.ArrayLikeType;
-            }
-            else {
-                return ts.TypeReferenceSerializationKind.ObjectType;
-            }
-        }
-        function createTypeOfDeclaration(declarationIn, enclosingDeclaration, flags, tracker, addUndefined) {
-            var declaration = ts.getParseTreeNode(declarationIn, ts.isVariableLikeOrAccessor);
-            if (!declaration) {
-                return ts.factory.createToken(128);
-            }
-            var symbol = getSymbolOfNode(declaration);
-            var type = symbol && !(symbol.flags & (2048 | 131072))
-                ? getWidenedLiteralType(getTypeOfSymbol(symbol))
-                : errorType;
-            if (type.flags & 8192 &&
-                type.symbol === symbol) {
-                flags |= 1048576;
-            }
-            if (addUndefined) {
-                type = getOptionalType(type);
-            }
-            return nodeBuilder.typeToTypeNode(type, enclosingDeclaration, flags | 1024, tracker);
-        }
-        function createReturnTypeOfSignatureDeclaration(signatureDeclarationIn, enclosingDeclaration, flags, tracker) {
-            var signatureDeclaration = ts.getParseTreeNode(signatureDeclarationIn, ts.isFunctionLike);
-            if (!signatureDeclaration) {
-                return ts.factory.createToken(128);
-            }
-            var signature = getSignatureFromDeclaration(signatureDeclaration);
-            return nodeBuilder.typeToTypeNode(getReturnTypeOfSignature(signature), enclosingDeclaration, flags | 1024, tracker);
-        }
-        function createTypeOfExpression(exprIn, enclosingDeclaration, flags, tracker) {
-            var expr = ts.getParseTreeNode(exprIn, ts.isExpression);
-            if (!expr) {
-                return ts.factory.createToken(128);
-            }
-            var type = getWidenedType(getRegularTypeOfExpression(expr));
-            return nodeBuilder.typeToTypeNode(type, enclosingDeclaration, flags | 1024, tracker);
-        }
-        function hasGlobalName(name) {
-            return globals.has(ts.escapeLeadingUnderscores(name));
-        }
-        function getReferencedValueSymbol(reference, startInDeclarationContainer) {
-            var resolvedSymbol = getNodeLinks(reference).resolvedSymbol;
-            if (resolvedSymbol) {
-                return resolvedSymbol;
-            }
-            var location = reference;
-            if (startInDeclarationContainer) {
-                var parent = reference.parent;
-                if (ts.isDeclaration(parent) && reference === parent.name) {
-                    location = getDeclarationContainer(parent);
-                }
-            }
-            return resolveName(location, reference.escapedText, 111551 | 1048576 | 2097152, undefined, undefined, true);
-        }
-        function getReferencedValueDeclaration(referenceIn) {
-            if (!ts.isGeneratedIdentifier(referenceIn)) {
-                var reference = ts.getParseTreeNode(referenceIn, ts.isIdentifier);
-                if (reference) {
-                    var symbol = getReferencedValueSymbol(reference);
-                    if (symbol) {
-                        return getExportSymbolOfValueSymbolIfExported(symbol).valueDeclaration;
-                    }
-                }
-            }
-            return undefined;
-        }
-        function isLiteralConstDeclaration(node) {
-            if (ts.isDeclarationReadonly(node) || ts.isVariableDeclaration(node) && ts.isVarConst(node)) {
-                return isFreshLiteralType(getTypeOfSymbol(getSymbolOfNode(node)));
-            }
-            return false;
-        }
-        function literalTypeToNode(type, enclosing, tracker) {
-            var enumResult = type.flags & 1024 ? nodeBuilder.symbolToExpression(type.symbol, 111551, enclosing, undefined, tracker)
-                : type === trueType ? ts.factory.createTrue() : type === falseType && ts.factory.createFalse();
-            if (enumResult)
-                return enumResult;
-            var literalValue = type.value;
-            return typeof literalValue === "object" ? ts.factory.createBigIntLiteral(literalValue) :
-                typeof literalValue === "number" ? ts.factory.createNumericLiteral(literalValue) :
-                    ts.factory.createStringLiteral(literalValue);
-        }
-        function createLiteralConstValue(node, tracker) {
-            var type = getTypeOfSymbol(getSymbolOfNode(node));
-            return literalTypeToNode(type, node, tracker);
-        }
-        function getJsxFactoryEntity(location) {
-            return location ? (getJsxNamespace(location), (ts.getSourceFileOfNode(location).localJsxFactory || _jsxFactoryEntity)) : _jsxFactoryEntity;
-        }
-        function getJsxFragmentFactoryEntity(location) {
-            if (location) {
-                var file = ts.getSourceFileOfNode(location);
-                if (file) {
-                    if (file.localJsxFragmentFactory) {
-                        return file.localJsxFragmentFactory;
-                    }
-                    var jsxFragPragmas = file.pragmas.get("jsxfrag");
-                    var jsxFragPragma = ts.isArray(jsxFragPragmas) ? jsxFragPragmas[0] : jsxFragPragmas;
-                    if (jsxFragPragma) {
-                        file.localJsxFragmentFactory = ts.parseIsolatedEntityName(jsxFragPragma.arguments.factory, languageVersion);
-                        return file.localJsxFragmentFactory;
-                    }
-                }
-            }
-            if (compilerOptions.jsxFragmentFactory) {
-                return ts.parseIsolatedEntityName(compilerOptions.jsxFragmentFactory, languageVersion);
-            }
-        }
-        function createResolver() {
-            var resolvedTypeReferenceDirectives = host.getResolvedTypeReferenceDirectives();
-            var fileToDirective;
-            if (resolvedTypeReferenceDirectives) {
-                fileToDirective = new ts.Map();
-                resolvedTypeReferenceDirectives.forEach(function (resolvedDirective, key) {
-                    if (!resolvedDirective || !resolvedDirective.resolvedFileName) {
-                        return;
-                    }
-                    var file = host.getSourceFile(resolvedDirective.resolvedFileName);
-                    if (file) {
-                        addReferencedFilesToTypeDirective(file, key);
-                    }
-                });
-            }
-            return {
-                getReferencedExportContainer: getReferencedExportContainer,
-                getReferencedImportDeclaration: getReferencedImportDeclaration,
-                getReferencedDeclarationWithCollidingName: getReferencedDeclarationWithCollidingName,
-                isDeclarationWithCollidingName: isDeclarationWithCollidingName,
-                isValueAliasDeclaration: function (nodeIn) {
-                    var node = ts.getParseTreeNode(nodeIn);
-                    return node ? isValueAliasDeclaration(node) : true;
-                },
-                hasGlobalName: hasGlobalName,
-                isReferencedAliasDeclaration: function (nodeIn, checkChildren) {
-                    var node = ts.getParseTreeNode(nodeIn);
-                    return node ? isReferencedAliasDeclaration(node, checkChildren) : true;
-                },
-                getNodeCheckFlags: function (nodeIn) {
-                    var node = ts.getParseTreeNode(nodeIn);
-                    return node ? getNodeCheckFlags(node) : 0;
-                },
-                isTopLevelValueImportEqualsWithEntityName: isTopLevelValueImportEqualsWithEntityName,
-                isDeclarationVisible: isDeclarationVisible,
-                isImplementationOfOverload: isImplementationOfOverload,
-                isRequiredInitializedParameter: isRequiredInitializedParameter,
-                isOptionalUninitializedParameterProperty: isOptionalUninitializedParameterProperty,
-                isExpandoFunctionDeclaration: isExpandoFunctionDeclaration,
-                getPropertiesOfContainerFunction: getPropertiesOfContainerFunction,
-                createTypeOfDeclaration: createTypeOfDeclaration,
-                createReturnTypeOfSignatureDeclaration: createReturnTypeOfSignatureDeclaration,
-                createTypeOfExpression: createTypeOfExpression,
-                createLiteralConstValue: createLiteralConstValue,
-                isSymbolAccessible: isSymbolAccessible,
-                isEntityNameVisible: isEntityNameVisible,
-                getConstantValue: function (nodeIn) {
-                    var node = ts.getParseTreeNode(nodeIn, canHaveConstantValue);
-                    return node ? getConstantValue(node) : undefined;
-                },
-                collectLinkedAliases: collectLinkedAliases,
-                getReferencedValueDeclaration: getReferencedValueDeclaration,
-                getTypeReferenceSerializationKind: getTypeReferenceSerializationKind,
-                isOptionalParameter: isOptionalParameter,
-                moduleExportsSomeValue: moduleExportsSomeValue,
-                isArgumentsLocalBinding: isArgumentsLocalBinding,
-                getExternalModuleFileFromDeclaration: getExternalModuleFileFromDeclaration,
-                getTypeReferenceDirectivesForEntityName: getTypeReferenceDirectivesForEntityName,
-                getTypeReferenceDirectivesForSymbol: getTypeReferenceDirectivesForSymbol,
-                isLiteralConstDeclaration: isLiteralConstDeclaration,
-                isLateBound: function (nodeIn) {
-                    var node = ts.getParseTreeNode(nodeIn, ts.isDeclaration);
-                    var symbol = node && getSymbolOfNode(node);
-                    return !!(symbol && ts.getCheckFlags(symbol) & 4096);
-                },
-                getJsxFactoryEntity: getJsxFactoryEntity,
-                getJsxFragmentFactoryEntity: getJsxFragmentFactoryEntity,
-                getAllAccessorDeclarations: function (accessor) {
-                    accessor = ts.getParseTreeNode(accessor, ts.isGetOrSetAccessorDeclaration);
-                    var otherKind = accessor.kind === 168 ? 167 : 168;
-                    var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(accessor), otherKind);
-                    var firstAccessor = otherAccessor && (otherAccessor.pos < accessor.pos) ? otherAccessor : accessor;
-                    var secondAccessor = otherAccessor && (otherAccessor.pos < accessor.pos) ? accessor : otherAccessor;
-                    var setAccessor = accessor.kind === 168 ? accessor : otherAccessor;
-                    var getAccessor = accessor.kind === 167 ? accessor : otherAccessor;
-                    return {
-                        firstAccessor: firstAccessor,
-                        secondAccessor: secondAccessor,
-                        setAccessor: setAccessor,
-                        getAccessor: getAccessor
-                    };
-                },
-                getSymbolOfExternalModuleSpecifier: function (moduleName) { return resolveExternalModuleNameWorker(moduleName, moduleName, undefined); },
-                isBindingCapturedByNode: function (node, decl) {
-                    var parseNode = ts.getParseTreeNode(node);
-                    var parseDecl = ts.getParseTreeNode(decl);
-                    return !!parseNode && !!parseDecl && (ts.isVariableDeclaration(parseDecl) || ts.isBindingElement(parseDecl)) && isBindingCapturedByNode(parseNode, parseDecl);
-                },
-                getDeclarationStatementsForSourceFile: function (node, flags, tracker, bundled) {
-                    var n = ts.getParseTreeNode(node);
-                    ts.Debug.assert(n && n.kind === 297, "Non-sourcefile node passed into getDeclarationsForSourceFile");
-                    var sym = getSymbolOfNode(node);
-                    if (!sym) {
-                        return !node.locals ? [] : nodeBuilder.symbolTableToDeclarationStatements(node.locals, node, flags, tracker, bundled);
-                    }
-                    return !sym.exports ? [] : nodeBuilder.symbolTableToDeclarationStatements(sym.exports, node, flags, tracker, bundled);
-                },
-                isImportRequiredByAugmentation: isImportRequiredByAugmentation,
-            };
-            function isImportRequiredByAugmentation(node) {
-                var file = ts.getSourceFileOfNode(node);
-                if (!file.symbol)
-                    return false;
-                var importTarget = getExternalModuleFileFromDeclaration(node);
-                if (!importTarget)
-                    return false;
-                if (importTarget === file)
-                    return false;
-                var exports = getExportsOfModule(file.symbol);
-                for (var _i = 0, _a = ts.arrayFrom(exports.values()); _i < _a.length; _i++) {
-                    var s = _a[_i];
-                    if (s.mergeId) {
-                        var merged = getMergedSymbol(s);
-                        for (var _b = 0, _c = merged.declarations; _b < _c.length; _b++) {
-                            var d = _c[_b];
-                            var declFile = ts.getSourceFileOfNode(d);
-                            if (declFile === importTarget) {
-                                return true;
-                            }
-                        }
-                    }
-                }
-                return false;
-            }
-            function isInHeritageClause(node) {
-                return node.parent && node.parent.kind === 223 && node.parent.parent && node.parent.parent.kind === 286;
-            }
-            function getTypeReferenceDirectivesForEntityName(node) {
-                if (!fileToDirective) {
-                    return undefined;
-                }
-                var meaning = 788968 | 1920;
-                if ((node.kind === 78 && isInTypeQuery(node)) || (node.kind === 201 && !isInHeritageClause(node))) {
-                    meaning = 111551 | 1048576;
-                }
-                var symbol = resolveEntityName(node, meaning, true);
-                return symbol && symbol !== unknownSymbol ? getTypeReferenceDirectivesForSymbol(symbol, meaning) : undefined;
-            }
-            function getTypeReferenceDirectivesForSymbol(symbol, meaning) {
-                if (!fileToDirective) {
-                    return undefined;
-                }
-                if (!isSymbolFromTypeDeclarationFile(symbol)) {
-                    return undefined;
-                }
-                var typeReferenceDirectives;
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    if (decl.symbol && decl.symbol.flags & meaning) {
-                        var file = ts.getSourceFileOfNode(decl);
-                        var typeReferenceDirective = fileToDirective.get(file.path);
-                        if (typeReferenceDirective) {
-                            (typeReferenceDirectives || (typeReferenceDirectives = [])).push(typeReferenceDirective);
-                        }
-                        else {
-                            return undefined;
-                        }
-                    }
-                }
-                return typeReferenceDirectives;
-            }
-            function isSymbolFromTypeDeclarationFile(symbol) {
-                if (!symbol.declarations) {
-                    return false;
-                }
-                var current = symbol;
-                while (true) {
-                    var parent = getParentOfSymbol(current);
-                    if (parent) {
-                        current = parent;
-                    }
-                    else {
-                        break;
-                    }
-                }
-                if (current.valueDeclaration && current.valueDeclaration.kind === 297 && current.flags & 512) {
-                    return false;
-                }
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    var file = ts.getSourceFileOfNode(decl);
-                    if (fileToDirective.has(file.path)) {
-                        return true;
-                    }
-                }
-                return false;
-            }
-            function addReferencedFilesToTypeDirective(file, key) {
-                if (fileToDirective.has(file.path))
-                    return;
-                fileToDirective.set(file.path, key);
-                for (var _i = 0, _a = file.referencedFiles; _i < _a.length; _i++) {
-                    var fileName = _a[_i].fileName;
-                    var resolvedFile = ts.resolveTripleslashReference(fileName, file.fileName);
-                    var referencedFile = host.getSourceFile(resolvedFile);
-                    if (referencedFile) {
-                        addReferencedFilesToTypeDirective(referencedFile, key);
-                    }
-                }
-            }
-        }
-        function getExternalModuleFileFromDeclaration(declaration) {
-            var specifier = declaration.kind === 256 ? ts.tryCast(declaration.name, ts.isStringLiteral) : ts.getExternalModuleName(declaration);
-            var moduleSymbol = resolveExternalModuleNameWorker(specifier, specifier, undefined);
-            if (!moduleSymbol) {
-                return undefined;
-            }
-            return ts.getDeclarationOfKind(moduleSymbol, 297);
-        }
-        function initializeTypeChecker() {
-            for (var _i = 0, _a = host.getSourceFiles(); _i < _a.length; _i++) {
-                var file = _a[_i];
-                ts.bindSourceFile(file, compilerOptions);
-            }
-            amalgamatedDuplicates = new ts.Map();
-            var augmentations;
-            for (var _b = 0, _c = host.getSourceFiles(); _b < _c.length; _b++) {
-                var file = _c[_b];
-                if (file.redirectInfo) {
-                    continue;
-                }
-                if (!ts.isExternalOrCommonJsModule(file)) {
-                    var fileGlobalThisSymbol = file.locals.get("globalThis");
-                    if (fileGlobalThisSymbol) {
-                        for (var _d = 0, _e = fileGlobalThisSymbol.declarations; _d < _e.length; _d++) {
-                            var declaration = _e[_d];
-                            diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0, "globalThis"));
-                        }
-                    }
-                    mergeSymbolTable(globals, file.locals);
-                }
-                if (file.jsGlobalAugmentations) {
-                    mergeSymbolTable(globals, file.jsGlobalAugmentations);
-                }
-                if (file.patternAmbientModules && file.patternAmbientModules.length) {
-                    patternAmbientModules = ts.concatenate(patternAmbientModules, file.patternAmbientModules);
-                }
-                if (file.moduleAugmentations.length) {
-                    (augmentations || (augmentations = [])).push(file.moduleAugmentations);
-                }
-                if (file.symbol && file.symbol.globalExports) {
-                    var source = file.symbol.globalExports;
-                    source.forEach(function (sourceSymbol, id) {
-                        if (!globals.has(id)) {
-                            globals.set(id, sourceSymbol);
-                        }
-                    });
-                }
-            }
-            if (augmentations) {
-                for (var _f = 0, augmentations_1 = augmentations; _f < augmentations_1.length; _f++) {
-                    var list = augmentations_1[_f];
-                    for (var _g = 0, list_1 = list; _g < list_1.length; _g++) {
-                        var augmentation = list_1[_g];
-                        if (!ts.isGlobalScopeAugmentation(augmentation.parent))
-                            continue;
-                        mergeModuleAugmentation(augmentation);
-                    }
-                }
-            }
-            addToSymbolTable(globals, builtinGlobals, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0);
-            getSymbolLinks(undefinedSymbol).type = undefinedWideningType;
-            getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments", 0, true);
-            getSymbolLinks(unknownSymbol).type = errorType;
-            getSymbolLinks(globalThisSymbol).type = createObjectType(16, globalThisSymbol);
-            globalArrayType = getGlobalType("Array", 1, true);
-            globalObjectType = getGlobalType("Object", 0, true);
-            globalFunctionType = getGlobalType("Function", 0, true);
-            globalCallableFunctionType = strictBindCallApply && getGlobalType("CallableFunction", 0, true) || globalFunctionType;
-            globalNewableFunctionType = strictBindCallApply && getGlobalType("NewableFunction", 0, true) || globalFunctionType;
-            globalStringType = getGlobalType("String", 0, true);
-            globalNumberType = getGlobalType("Number", 0, true);
-            globalBooleanType = getGlobalType("Boolean", 0, true);
-            globalRegExpType = getGlobalType("RegExp", 0, true);
-            anyArrayType = createArrayType(anyType);
-            autoArrayType = createArrayType(autoType);
-            if (autoArrayType === emptyObjectType) {
-                autoArrayType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined);
-            }
-            globalReadonlyArrayType = getGlobalTypeOrUndefined("ReadonlyArray", 1) || globalArrayType;
-            anyReadonlyArrayType = globalReadonlyArrayType ? createTypeFromGenericGlobalType(globalReadonlyArrayType, [anyType]) : anyArrayType;
-            globalThisType = getGlobalTypeOrUndefined("ThisType", 1);
-            if (augmentations) {
-                for (var _h = 0, augmentations_2 = augmentations; _h < augmentations_2.length; _h++) {
-                    var list = augmentations_2[_h];
-                    for (var _j = 0, list_2 = list; _j < list_2.length; _j++) {
-                        var augmentation = list_2[_j];
-                        if (ts.isGlobalScopeAugmentation(augmentation.parent))
-                            continue;
-                        mergeModuleAugmentation(augmentation);
-                    }
-                }
-            }
-            amalgamatedDuplicates.forEach(function (_a) {
-                var firstFile = _a.firstFile, secondFile = _a.secondFile, conflictingSymbols = _a.conflictingSymbols;
-                if (conflictingSymbols.size < 8) {
-                    conflictingSymbols.forEach(function (_a, symbolName) {
-                        var isBlockScoped = _a.isBlockScoped, firstFileLocations = _a.firstFileLocations, secondFileLocations = _a.secondFileLocations;
-                        var message = isBlockScoped ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0 : ts.Diagnostics.Duplicate_identifier_0;
-                        for (var _i = 0, firstFileLocations_1 = firstFileLocations; _i < firstFileLocations_1.length; _i++) {
-                            var node = firstFileLocations_1[_i];
-                            addDuplicateDeclarationError(node, message, symbolName, secondFileLocations);
-                        }
-                        for (var _b = 0, secondFileLocations_1 = secondFileLocations; _b < secondFileLocations_1.length; _b++) {
-                            var node = secondFileLocations_1[_b];
-                            addDuplicateDeclarationError(node, message, symbolName, firstFileLocations);
-                        }
-                    });
-                }
-                else {
-                    var list = ts.arrayFrom(conflictingSymbols.keys()).join(", ");
-                    diagnostics.add(ts.addRelatedInfo(ts.createDiagnosticForNode(firstFile, ts.Diagnostics.Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0, list), ts.createDiagnosticForNode(secondFile, ts.Diagnostics.Conflicts_are_in_this_file)));
-                    diagnostics.add(ts.addRelatedInfo(ts.createDiagnosticForNode(secondFile, ts.Diagnostics.Definitions_of_the_following_identifiers_conflict_with_those_in_another_file_Colon_0, list), ts.createDiagnosticForNode(firstFile, ts.Diagnostics.Conflicts_are_in_this_file)));
-                }
-            });
-            amalgamatedDuplicates = undefined;
-        }
-        function checkExternalEmitHelpers(location, helpers) {
-            if ((requestedExternalEmitHelpers & helpers) !== helpers && compilerOptions.importHelpers) {
-                var sourceFile = ts.getSourceFileOfNode(location);
-                if (ts.isEffectiveExternalModule(sourceFile, compilerOptions) && !(location.flags & 8388608)) {
-                    var helpersModule = resolveHelpersModule(sourceFile, location);
-                    if (helpersModule !== unknownSymbol) {
-                        var uncheckedHelpers = helpers & ~requestedExternalEmitHelpers;
-                        for (var helper = 1; helper <= 4194304; helper <<= 1) {
-                            if (uncheckedHelpers & helper) {
-                                var name = getHelperName(helper);
-                                var symbol = getSymbol(helpersModule.exports, ts.escapeLeadingUnderscores(name), 111551);
-                                if (!symbol) {
-                                    error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_which_does_not_exist_in_0_Consider_upgrading_your_version_of_0, ts.externalHelpersModuleNameText, name);
-                                }
-                            }
-                        }
-                    }
-                    requestedExternalEmitHelpers |= helpers;
-                }
-            }
-        }
-        function getHelperName(helper) {
-            switch (helper) {
-                case 1: return "__extends";
-                case 2: return "__assign";
-                case 4: return "__rest";
-                case 8: return "__decorate";
-                case 16: return "__metadata";
-                case 32: return "__param";
-                case 64: return "__awaiter";
-                case 128: return "__generator";
-                case 256: return "__values";
-                case 512: return "__read";
-                case 1024: return "__spread";
-                case 2048: return "__spreadArrays";
-                case 4096: return "__await";
-                case 8192: return "__asyncGenerator";
-                case 16384: return "__asyncDelegator";
-                case 32768: return "__asyncValues";
-                case 65536: return "__exportStar";
-                case 131072: return "__importStar";
-                case 262144: return "__importDefault";
-                case 524288: return "__makeTemplateObject";
-                case 1048576: return "__classPrivateFieldGet";
-                case 2097152: return "__classPrivateFieldSet";
-                case 4194304: return "__createBinding";
-                default: return ts.Debug.fail("Unrecognized helper");
-            }
-        }
-        function resolveHelpersModule(node, errorNode) {
-            if (!externalHelpersModule) {
-                externalHelpersModule = resolveExternalModule(node, ts.externalHelpersModuleNameText, ts.Diagnostics.This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found, errorNode) || unknownSymbol;
-            }
-            return externalHelpersModule;
-        }
-        function checkGrammarDecoratorsAndModifiers(node) {
-            return checkGrammarDecorators(node) || checkGrammarModifiers(node);
-        }
-        function checkGrammarDecorators(node) {
-            if (!node.decorators) {
-                return false;
-            }
-            if (!ts.nodeCanBeDecorated(node, node.parent, node.parent.parent)) {
-                if (node.kind === 165 && !ts.nodeIsPresent(node.body)) {
-                    return grammarErrorOnFirstToken(node, ts.Diagnostics.A_decorator_can_only_decorate_a_method_implementation_not_an_overload);
-                }
-                else {
-                    return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_are_not_valid_here);
-                }
-            }
-            else if (node.kind === 167 || node.kind === 168) {
-                var accessors = ts.getAllAccessorDeclarations(node.parent.members, node);
-                if (accessors.firstAccessor.decorators && node === accessors.secondAccessor) {
-                    return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name);
-                }
-            }
-            return false;
-        }
-        function checkGrammarModifiers(node) {
-            var quickResult = reportObviousModifierErrors(node);
-            if (quickResult !== undefined) {
-                return quickResult;
-            }
-            var lastStatic, lastDeclare, lastAsync, lastReadonly;
-            var flags = 0;
-            for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
-                var modifier = _a[_i];
-                if (modifier.kind !== 142) {
-                    if (node.kind === 162 || node.kind === 164) {
-                        return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind));
-                    }
-                    if (node.kind === 171) {
-                        return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind));
-                    }
-                }
-                switch (modifier.kind) {
-                    case 84:
-                        if (node.kind !== 255) {
-                            return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(84));
-                        }
-                        break;
-                    case 122:
-                    case 121:
-                    case 120:
-                        var text = visibilityToString(ts.modifierToFlag(modifier.kind));
-                        if (flags & 28) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics.Accessibility_modifier_already_seen);
-                        }
-                        else if (flags & 32) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "static");
-                        }
-                        else if (flags & 64) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "readonly");
-                        }
-                        else if (flags & 256) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "async");
-                        }
-                        else if (node.parent.kind === 257 || node.parent.kind === 297) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text);
-                        }
-                        else if (flags & 128) {
-                            if (modifier.kind === 120) {
-                                return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, text, "abstract");
-                            }
-                            else {
-                                return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "abstract");
-                            }
-                        }
-                        else if (ts.isPrivateIdentifierPropertyDeclaration(node)) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics.An_accessibility_modifier_cannot_be_used_with_a_private_identifier);
-                        }
-                        flags |= ts.modifierToFlag(modifier.kind);
-                        break;
-                    case 123:
-                        if (flags & 32) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "static");
-                        }
-                        else if (flags & 64) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "readonly");
-                        }
-                        else if (flags & 256) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "async");
-                        }
-                        else if (node.parent.kind === 257 || node.parent.kind === 297) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static");
-                        }
-                        else if (node.kind === 160) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static");
-                        }
-                        else if (flags & 128) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract");
-                        }
-                        else if (ts.isPrivateIdentifierPropertyDeclaration(node)) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_a_private_identifier, "static");
-                        }
-                        flags |= 32;
-                        lastStatic = modifier;
-                        break;
-                    case 142:
-                        if (flags & 64) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly");
-                        }
-                        else if (node.kind !== 163 && node.kind !== 162 && node.kind !== 171 && node.kind !== 160) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature);
-                        }
-                        flags |= 64;
-                        lastReadonly = modifier;
-                        break;
-                    case 92:
-                        if (flags & 1) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "export");
-                        }
-                        else if (flags & 2) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "declare");
-                        }
-                        else if (flags & 128) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "abstract");
-                        }
-                        else if (flags & 256) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "async");
-                        }
-                        else if (ts.isClassLike(node.parent)) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_class_elements_of_this_kind, "export");
-                        }
-                        else if (node.kind === 160) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export");
-                        }
-                        flags |= 1;
-                        break;
-                    case 87:
-                        var container = node.parent.kind === 297 ? node.parent : node.parent.parent;
-                        if (container.kind === 256 && !ts.isAmbientModule(container)) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module);
-                        }
-                        flags |= 512;
-                        break;
-                    case 133:
-                        if (flags & 2) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "declare");
-                        }
-                        else if (flags & 256) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async");
-                        }
-                        else if (ts.isClassLike(node.parent) && !ts.isPropertyDeclaration(node)) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_class_elements_of_this_kind, "declare");
-                        }
-                        else if (node.kind === 160) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare");
-                        }
-                        else if ((node.parent.flags & 8388608) && node.parent.kind === 257) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context);
-                        }
-                        else if (ts.isPrivateIdentifierPropertyDeclaration(node)) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_a_private_identifier, "declare");
-                        }
-                        flags |= 2;
-                        lastDeclare = modifier;
-                        break;
-                    case 125:
-                        if (flags & 128) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract");
-                        }
-                        if (node.kind !== 252) {
-                            if (node.kind !== 165 &&
-                                node.kind !== 163 &&
-                                node.kind !== 167 &&
-                                node.kind !== 168) {
-                                return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration);
-                            }
-                            if (!(node.parent.kind === 252 && ts.hasSyntacticModifier(node.parent, 128))) {
-                                return grammarErrorOnNode(modifier, ts.Diagnostics.Abstract_methods_can_only_appear_within_an_abstract_class);
-                            }
-                            if (flags & 32) {
-                                return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract");
-                            }
-                            if (flags & 8) {
-                                return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "private", "abstract");
-                            }
-                            if (flags & 256 && lastAsync) {
-                                return grammarErrorOnNode(lastAsync, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "async", "abstract");
-                            }
-                        }
-                        if (ts.isNamedDeclaration(node) && node.name.kind === 79) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_a_private_identifier, "abstract");
-                        }
-                        flags |= 128;
-                        break;
-                    case 129:
-                        if (flags & 256) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "async");
-                        }
-                        else if (flags & 2 || node.parent.flags & 8388608) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async");
-                        }
-                        else if (node.kind === 160) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async");
-                        }
-                        if (flags & 128) {
-                            return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "async", "abstract");
-                        }
-                        flags |= 256;
-                        lastAsync = modifier;
-                        break;
-                }
-            }
-            if (node.kind === 166) {
-                if (flags & 32) {
-                    return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static");
-                }
-                if (flags & 128) {
-                    return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "abstract");
-                }
-                else if (flags & 256) {
-                    return grammarErrorOnNode(lastAsync, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "async");
-                }
-                else if (flags & 64) {
-                    return grammarErrorOnNode(lastReadonly, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "readonly");
-                }
-                return false;
-            }
-            else if ((node.kind === 261 || node.kind === 260) && flags & 2) {
-                return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare");
-            }
-            else if (node.kind === 160 && (flags & 92) && ts.isBindingPattern(node.name)) {
-                return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_may_not_be_declared_using_a_binding_pattern);
-            }
-            else if (node.kind === 160 && (flags & 92) && node.dotDotDotToken) {
-                return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_cannot_be_declared_using_a_rest_parameter);
-            }
-            if (flags & 256) {
-                return checkGrammarAsyncModifier(node, lastAsync);
-            }
-            return false;
-        }
-        function reportObviousModifierErrors(node) {
-            return !node.modifiers
-                ? false
-                : shouldReportBadModifier(node)
-                    ? grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here)
-                    : undefined;
-        }
-        function shouldReportBadModifier(node) {
-            switch (node.kind) {
-                case 167:
-                case 168:
-                case 166:
-                case 163:
-                case 162:
-                case 165:
-                case 164:
-                case 171:
-                case 256:
-                case 261:
-                case 260:
-                case 267:
-                case 266:
-                case 208:
-                case 209:
-                case 160:
-                    return false;
-                default:
-                    if (node.parent.kind === 257 || node.parent.kind === 297) {
-                        return false;
-                    }
-                    switch (node.kind) {
-                        case 251:
-                            return nodeHasAnyModifiersExcept(node, 129);
-                        case 252:
-                            return nodeHasAnyModifiersExcept(node, 125);
-                        case 253:
-                        case 232:
-                        case 254:
-                            return true;
-                        case 255:
-                            return nodeHasAnyModifiersExcept(node, 84);
-                        default:
-                            ts.Debug.fail();
-                            return false;
-                    }
-            }
-        }
-        function nodeHasAnyModifiersExcept(node, allowedModifier) {
-            return node.modifiers.length > 1 || node.modifiers[0].kind !== allowedModifier;
-        }
-        function checkGrammarAsyncModifier(node, asyncModifier) {
-            switch (node.kind) {
-                case 165:
-                case 251:
-                case 208:
-                case 209:
-                    return false;
-            }
-            return grammarErrorOnNode(asyncModifier, ts.Diagnostics._0_modifier_cannot_be_used_here, "async");
-        }
-        function checkGrammarForDisallowedTrailingComma(list, diag) {
-            if (diag === void 0) { diag = ts.Diagnostics.Trailing_comma_not_allowed; }
-            if (list && list.hasTrailingComma) {
-                return grammarErrorAtPos(list[0], list.end - ",".length, ",".length, diag);
-            }
-            return false;
-        }
-        function checkGrammarTypeParameterList(typeParameters, file) {
-            if (typeParameters && typeParameters.length === 0) {
-                var start = typeParameters.pos - "<".length;
-                var end = ts.skipTrivia(file.text, typeParameters.end) + ">".length;
-                return grammarErrorAtPos(file, start, end - start, ts.Diagnostics.Type_parameter_list_cannot_be_empty);
-            }
-            return false;
-        }
-        function checkGrammarParameterList(parameters) {
-            var seenOptionalParameter = false;
-            var parameterCount = parameters.length;
-            for (var i = 0; i < parameterCount; i++) {
-                var parameter = parameters[i];
-                if (parameter.dotDotDotToken) {
-                    if (i !== (parameterCount - 1)) {
-                        return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list);
-                    }
-                    if (!(parameter.flags & 8388608)) {
-                        checkGrammarForDisallowedTrailingComma(parameters, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
-                    }
-                    if (parameter.questionToken) {
-                        return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_rest_parameter_cannot_be_optional);
-                    }
-                    if (parameter.initializer) {
-                        return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_parameter_cannot_have_an_initializer);
-                    }
-                }
-                else if (isOptionalParameter(parameter)) {
-                    seenOptionalParameter = true;
-                    if (parameter.questionToken && parameter.initializer) {
-                        return grammarErrorOnNode(parameter.name, ts.Diagnostics.Parameter_cannot_have_question_mark_and_initializer);
-                    }
-                }
-                else if (seenOptionalParameter && !parameter.initializer) {
-                    return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_required_parameter_cannot_follow_an_optional_parameter);
-                }
-            }
-        }
-        function getNonSimpleParameters(parameters) {
-            return ts.filter(parameters, function (parameter) { return !!parameter.initializer || ts.isBindingPattern(parameter.name) || ts.isRestParameter(parameter); });
-        }
-        function checkGrammarForUseStrictSimpleParameterList(node) {
-            if (languageVersion >= 3) {
-                var useStrictDirective_1 = node.body && ts.isBlock(node.body) && ts.findUseStrictPrologue(node.body.statements);
-                if (useStrictDirective_1) {
-                    var nonSimpleParameters = getNonSimpleParameters(node.parameters);
-                    if (ts.length(nonSimpleParameters)) {
-                        ts.forEach(nonSimpleParameters, function (parameter) {
-                            ts.addRelatedInfo(error(parameter, ts.Diagnostics.This_parameter_is_not_allowed_with_use_strict_directive), ts.createDiagnosticForNode(useStrictDirective_1, ts.Diagnostics.use_strict_directive_used_here));
-                        });
-                        var diagnostics_2 = nonSimpleParameters.map(function (parameter, index) { return (index === 0 ? ts.createDiagnosticForNode(parameter, ts.Diagnostics.Non_simple_parameter_declared_here) : ts.createDiagnosticForNode(parameter, ts.Diagnostics.and_here)); });
-                        ts.addRelatedInfo.apply(void 0, __spreadArrays([error(useStrictDirective_1, ts.Diagnostics.use_strict_directive_cannot_be_used_with_non_simple_parameter_list)], diagnostics_2));
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function checkGrammarFunctionLikeDeclaration(node) {
-            var file = ts.getSourceFileOfNode(node);
-            return checkGrammarDecoratorsAndModifiers(node) ||
-                checkGrammarTypeParameterList(node.typeParameters, file) ||
-                checkGrammarParameterList(node.parameters) ||
-                checkGrammarArrowFunction(node, file) ||
-                (ts.isFunctionLikeDeclaration(node) && checkGrammarForUseStrictSimpleParameterList(node));
-        }
-        function checkGrammarClassLikeDeclaration(node) {
-            var file = ts.getSourceFileOfNode(node);
-            return checkGrammarClassDeclarationHeritageClauses(node) ||
-                checkGrammarTypeParameterList(node.typeParameters, file);
-        }
-        function checkGrammarArrowFunction(node, file) {
-            if (!ts.isArrowFunction(node)) {
-                return false;
-            }
-            var equalsGreaterThanToken = node.equalsGreaterThanToken;
-            var startLine = ts.getLineAndCharacterOfPosition(file, equalsGreaterThanToken.pos).line;
-            var endLine = ts.getLineAndCharacterOfPosition(file, equalsGreaterThanToken.end).line;
-            return startLine !== endLine && grammarErrorOnNode(equalsGreaterThanToken, ts.Diagnostics.Line_terminator_not_permitted_before_arrow);
-        }
-        function checkGrammarIndexSignatureParameters(node) {
-            var parameter = node.parameters[0];
-            if (node.parameters.length !== 1) {
-                if (parameter) {
-                    return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter);
-                }
-                else {
-                    return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter);
-                }
-            }
-            checkGrammarForDisallowedTrailingComma(node.parameters, ts.Diagnostics.An_index_signature_cannot_have_a_trailing_comma);
-            if (parameter.dotDotDotToken) {
-                return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.An_index_signature_cannot_have_a_rest_parameter);
-            }
-            if (ts.hasEffectiveModifiers(parameter)) {
-                return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_accessibility_modifier);
-            }
-            if (parameter.questionToken) {
-                return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.An_index_signature_parameter_cannot_have_a_question_mark);
-            }
-            if (parameter.initializer) {
-                return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_initializer);
-            }
-            if (!parameter.type) {
-                return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation);
-            }
-            if (parameter.type.kind !== 147 && parameter.type.kind !== 144) {
-                var type = getTypeFromTypeNode(parameter.type);
-                if (type.flags & 4 || type.flags & 8) {
-                    return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_cannot_be_a_type_alias_Consider_writing_0_Colon_1_Colon_2_instead, ts.getTextOfNode(parameter.name), typeToString(type), typeToString(node.type ? getTypeFromTypeNode(node.type) : anyType));
-                }
-                if (type.flags & 1048576 && allTypesAssignableToKind(type, 384, true)) {
-                    return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_cannot_be_a_union_type_Consider_using_a_mapped_object_type_instead);
-                }
-                return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_either_string_or_number);
-            }
-            if (!node.type) {
-                return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_a_type_annotation);
-            }
-            return false;
-        }
-        function checkGrammarIndexSignature(node) {
-            return checkGrammarDecoratorsAndModifiers(node) || checkGrammarIndexSignatureParameters(node);
-        }
-        function checkGrammarForAtLeastOneTypeArgument(node, typeArguments) {
-            if (typeArguments && typeArguments.length === 0) {
-                var sourceFile = ts.getSourceFileOfNode(node);
-                var start = typeArguments.pos - "<".length;
-                var end = ts.skipTrivia(sourceFile.text, typeArguments.end) + ">".length;
-                return grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty);
-            }
-            return false;
-        }
-        function checkGrammarTypeArguments(node, typeArguments) {
-            return checkGrammarForDisallowedTrailingComma(typeArguments) ||
-                checkGrammarForAtLeastOneTypeArgument(node, typeArguments);
-        }
-        function checkGrammarTaggedTemplateChain(node) {
-            if (node.questionDotToken || node.flags & 32) {
-                return grammarErrorOnNode(node.template, ts.Diagnostics.Tagged_template_expressions_are_not_permitted_in_an_optional_chain);
-            }
-            return false;
-        }
-        function checkGrammarForOmittedArgument(args) {
-            if (args) {
-                for (var _i = 0, args_4 = args; _i < args_4.length; _i++) {
-                    var arg = args_4[_i];
-                    if (arg.kind === 222) {
-                        return grammarErrorAtPos(arg, arg.pos, 0, ts.Diagnostics.Argument_expression_expected);
-                    }
-                }
-            }
-            return false;
-        }
-        function checkGrammarArguments(args) {
-            return checkGrammarForOmittedArgument(args);
-        }
-        function checkGrammarHeritageClause(node) {
-            var types = node.types;
-            if (checkGrammarForDisallowedTrailingComma(types)) {
-                return true;
-            }
-            if (types && types.length === 0) {
-                var listType = ts.tokenToString(node.token);
-                return grammarErrorAtPos(node, types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType);
-            }
-            return ts.some(types, checkGrammarExpressionWithTypeArguments);
-        }
-        function checkGrammarExpressionWithTypeArguments(node) {
-            return checkGrammarTypeArguments(node, node.typeArguments);
-        }
-        function checkGrammarClassDeclarationHeritageClauses(node) {
-            var seenExtendsClause = false;
-            var seenImplementsClause = false;
-            if (!checkGrammarDecoratorsAndModifiers(node) && node.heritageClauses) {
-                for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) {
-                    var heritageClause = _a[_i];
-                    if (heritageClause.token === 93) {
-                        if (seenExtendsClause) {
-                            return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen);
-                        }
-                        if (seenImplementsClause) {
-                            return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_must_precede_implements_clause);
-                        }
-                        if (heritageClause.types.length > 1) {
-                            return grammarErrorOnFirstToken(heritageClause.types[1], ts.Diagnostics.Classes_can_only_extend_a_single_class);
-                        }
-                        seenExtendsClause = true;
-                    }
-                    else {
-                        ts.Debug.assert(heritageClause.token === 116);
-                        if (seenImplementsClause) {
-                            return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.implements_clause_already_seen);
-                        }
-                        seenImplementsClause = true;
-                    }
-                    checkGrammarHeritageClause(heritageClause);
-                }
-            }
-        }
-        function checkGrammarInterfaceDeclaration(node) {
-            var seenExtendsClause = false;
-            if (node.heritageClauses) {
-                for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) {
-                    var heritageClause = _a[_i];
-                    if (heritageClause.token === 93) {
-                        if (seenExtendsClause) {
-                            return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen);
-                        }
-                        seenExtendsClause = true;
-                    }
-                    else {
-                        ts.Debug.assert(heritageClause.token === 116);
-                        return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause);
-                    }
-                    checkGrammarHeritageClause(heritageClause);
-                }
-            }
-            return false;
-        }
-        function checkGrammarComputedPropertyName(node) {
-            if (node.kind !== 158) {
-                return false;
-            }
-            var computedPropertyName = node;
-            if (computedPropertyName.expression.kind === 216 && computedPropertyName.expression.operatorToken.kind === 27) {
-                return grammarErrorOnNode(computedPropertyName.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name);
-            }
-            return false;
-        }
-        function checkGrammarForGenerator(node) {
-            if (node.asteriskToken) {
-                ts.Debug.assert(node.kind === 251 ||
-                    node.kind === 208 ||
-                    node.kind === 165);
-                if (node.flags & 8388608) {
-                    return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_allowed_in_an_ambient_context);
-                }
-                if (!node.body) {
-                    return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.An_overload_signature_cannot_be_declared_as_a_generator);
-                }
-            }
-        }
-        function checkGrammarForInvalidQuestionMark(questionToken, message) {
-            return !!questionToken && grammarErrorOnNode(questionToken, message);
-        }
-        function checkGrammarForInvalidExclamationToken(exclamationToken, message) {
-            return !!exclamationToken && grammarErrorOnNode(exclamationToken, message);
-        }
-        function checkGrammarObjectLiteralExpression(node, inDestructuring) {
-            var seen = new ts.Map();
-            for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
-                var prop = _a[_i];
-                if (prop.kind === 290) {
-                    if (inDestructuring) {
-                        var expression = ts.skipParentheses(prop.expression);
-                        if (ts.isArrayLiteralExpression(expression) || ts.isObjectLiteralExpression(expression)) {
-                            return grammarErrorOnNode(prop.expression, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern);
-                        }
-                    }
-                    continue;
-                }
-                var name = prop.name;
-                if (name.kind === 158) {
-                    checkGrammarComputedPropertyName(name);
-                }
-                if (prop.kind === 289 && !inDestructuring && prop.objectAssignmentInitializer) {
-                    return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.Did_you_mean_to_use_a_Colon_An_can_only_follow_a_property_name_when_the_containing_object_literal_is_part_of_a_destructuring_pattern);
-                }
-                if (name.kind === 79) {
-                    return grammarErrorOnNode(name, ts.Diagnostics.Private_identifiers_are_not_allowed_outside_class_bodies);
-                }
-                if (prop.modifiers) {
-                    for (var _b = 0, _c = prop.modifiers; _b < _c.length; _b++) {
-                        var mod = _c[_b];
-                        if (mod.kind !== 129 || prop.kind !== 165) {
-                            grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod));
-                        }
-                    }
-                }
-                var currentKind = void 0;
-                switch (prop.kind) {
-                    case 289:
-                        checkGrammarForInvalidExclamationToken(prop.exclamationToken, ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context);
-                    case 288:
-                        checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional);
-                        if (name.kind === 8) {
-                            checkGrammarNumericLiteral(name);
-                        }
-                        currentKind = 4;
-                        break;
-                    case 165:
-                        currentKind = 8;
-                        break;
-                    case 167:
-                        currentKind = 1;
-                        break;
-                    case 168:
-                        currentKind = 2;
-                        break;
-                    default:
-                        throw ts.Debug.assertNever(prop, "Unexpected syntax kind:" + prop.kind);
-                }
-                if (!inDestructuring) {
-                    var effectiveName = ts.getPropertyNameForPropertyNameNode(name);
-                    if (effectiveName === undefined) {
-                        continue;
-                    }
-                    var existingKind = seen.get(effectiveName);
-                    if (!existingKind) {
-                        seen.set(effectiveName, currentKind);
-                    }
-                    else {
-                        if ((currentKind & 12) && (existingKind & 12)) {
-                            grammarErrorOnNode(name, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name));
-                        }
-                        else if ((currentKind & 3) && (existingKind & 3)) {
-                            if (existingKind !== 3 && currentKind !== existingKind) {
-                                seen.set(effectiveName, currentKind | existingKind);
-                            }
-                            else {
-                                return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name);
-                            }
-                        }
-                        else {
-                            return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name);
-                        }
-                    }
-                }
-            }
-        }
-        function checkGrammarJsxElement(node) {
-            checkGrammarTypeArguments(node, node.typeArguments);
-            var seen = new ts.Map();
-            for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) {
-                var attr = _a[_i];
-                if (attr.kind === 282) {
-                    continue;
-                }
-                var name = attr.name, initializer = attr.initializer;
-                if (!seen.get(name.escapedText)) {
-                    seen.set(name.escapedText, true);
-                }
-                else {
-                    return grammarErrorOnNode(name, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name);
-                }
-                if (initializer && initializer.kind === 283 && !initializer.expression) {
-                    return grammarErrorOnNode(initializer, ts.Diagnostics.JSX_attributes_must_only_be_assigned_a_non_empty_expression);
-                }
-            }
-        }
-        function checkGrammarJsxExpression(node) {
-            if (node.expression && ts.isCommaSequence(node.expression)) {
-                return grammarErrorOnNode(node.expression, ts.Diagnostics.JSX_expressions_may_not_use_the_comma_operator_Did_you_mean_to_write_an_array);
-            }
-        }
-        function checkGrammarForInOrForOfStatement(forInOrOfStatement) {
-            if (checkGrammarStatementInAmbientContext(forInOrOfStatement)) {
-                return true;
-            }
-            if (forInOrOfStatement.kind === 239 && forInOrOfStatement.awaitModifier) {
-                if ((forInOrOfStatement.flags & 32768) === 0) {
-                    var sourceFile = ts.getSourceFileOfNode(forInOrOfStatement);
-                    if (!hasParseDiagnostics(sourceFile)) {
-                        var diagnostic = ts.createDiagnosticForNode(forInOrOfStatement.awaitModifier, ts.Diagnostics.A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator);
-                        var func = ts.getContainingFunction(forInOrOfStatement);
-                        if (func && func.kind !== 166) {
-                            ts.Debug.assert((ts.getFunctionFlags(func) & 2) === 0, "Enclosing function should never be an async function.");
-                            var relatedInfo = ts.createDiagnosticForNode(func, ts.Diagnostics.Did_you_mean_to_mark_this_function_as_async);
-                            ts.addRelatedInfo(diagnostic, relatedInfo);
-                        }
-                        diagnostics.add(diagnostic);
-                        return true;
-                    }
-                    return false;
-                }
-            }
-            if (forInOrOfStatement.initializer.kind === 250) {
-                var variableList = forInOrOfStatement.initializer;
-                if (!checkGrammarVariableDeclarationList(variableList)) {
-                    var declarations = variableList.declarations;
-                    if (!declarations.length) {
-                        return false;
-                    }
-                    if (declarations.length > 1) {
-                        var diagnostic = forInOrOfStatement.kind === 238
-                            ? ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement
-                            : ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement;
-                        return grammarErrorOnFirstToken(variableList.declarations[1], diagnostic);
-                    }
-                    var firstDeclaration = declarations[0];
-                    if (firstDeclaration.initializer) {
-                        var diagnostic = forInOrOfStatement.kind === 238
-                            ? ts.Diagnostics.The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer
-                            : ts.Diagnostics.The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer;
-                        return grammarErrorOnNode(firstDeclaration.name, diagnostic);
-                    }
-                    if (firstDeclaration.type) {
-                        var diagnostic = forInOrOfStatement.kind === 238
-                            ? ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation
-                            : ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation;
-                        return grammarErrorOnNode(firstDeclaration, diagnostic);
-                    }
-                }
-            }
-            return false;
-        }
-        function checkGrammarAccessor(accessor) {
-            if (!(accessor.flags & 8388608)) {
-                if (languageVersion < 1) {
-                    return grammarErrorOnNode(accessor.name, ts.Diagnostics.Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher);
-                }
-                if (accessor.body === undefined && !ts.hasSyntacticModifier(accessor, 128)) {
-                    return grammarErrorAtPos(accessor, accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{");
-                }
-            }
-            if (accessor.body && ts.hasSyntacticModifier(accessor, 128)) {
-                return grammarErrorOnNode(accessor, ts.Diagnostics.An_abstract_accessor_cannot_have_an_implementation);
-            }
-            if (accessor.typeParameters) {
-                return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters);
-            }
-            if (!doesAccessorHaveCorrectParameterCount(accessor)) {
-                return grammarErrorOnNode(accessor.name, accessor.kind === 167 ?
-                    ts.Diagnostics.A_get_accessor_cannot_have_parameters :
-                    ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter);
-            }
-            if (accessor.kind === 168) {
-                if (accessor.type) {
-                    return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation);
-                }
-                var parameter = ts.Debug.checkDefined(ts.getSetAccessorValueParameter(accessor), "Return value does not match parameter count assertion.");
-                if (parameter.dotDotDotToken) {
-                    return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_set_accessor_cannot_have_rest_parameter);
-                }
-                if (parameter.questionToken) {
-                    return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_set_accessor_cannot_have_an_optional_parameter);
-                }
-                if (parameter.initializer) {
-                    return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_parameter_cannot_have_an_initializer);
-                }
-            }
-            return false;
-        }
-        function doesAccessorHaveCorrectParameterCount(accessor) {
-            return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 167 ? 0 : 1);
-        }
-        function getAccessorThisParameter(accessor) {
-            if (accessor.parameters.length === (accessor.kind === 167 ? 1 : 2)) {
-                return ts.getThisParameter(accessor);
-            }
-        }
-        function checkGrammarTypeOperatorNode(node) {
-            if (node.operator === 151) {
-                if (node.type.kind !== 148) {
-                    return grammarErrorOnNode(node.type, ts.Diagnostics._0_expected, ts.tokenToString(148));
-                }
-                var parent = ts.walkUpParenthesizedTypes(node.parent);
-                if (ts.isInJSFile(parent) && ts.isJSDocTypeExpression(parent)) {
-                    parent = parent.parent;
-                    if (ts.isJSDocTypeTag(parent)) {
-                        parent = parent.parent.parent;
-                    }
-                }
-                switch (parent.kind) {
-                    case 249:
-                        var decl = parent;
-                        if (decl.name.kind !== 78) {
-                            return grammarErrorOnNode(node, ts.Diagnostics.unique_symbol_types_may_not_be_used_on_a_variable_declaration_with_a_binding_name);
-                        }
-                        if (!ts.isVariableDeclarationInVariableStatement(decl)) {
-                            return grammarErrorOnNode(node, ts.Diagnostics.unique_symbol_types_are_only_allowed_on_variables_in_a_variable_statement);
-                        }
-                        if (!(decl.parent.flags & 2)) {
-                            return grammarErrorOnNode(parent.name, ts.Diagnostics.A_variable_whose_type_is_a_unique_symbol_type_must_be_const);
-                        }
-                        break;
-                    case 163:
-                        if (!ts.hasSyntacticModifier(parent, 32) ||
-                            !ts.hasEffectiveModifier(parent, 64)) {
-                            return grammarErrorOnNode(parent.name, ts.Diagnostics.A_property_of_a_class_whose_type_is_a_unique_symbol_type_must_be_both_static_and_readonly);
-                        }
-                        break;
-                    case 162:
-                        if (!ts.hasSyntacticModifier(parent, 64)) {
-                            return grammarErrorOnNode(parent.name, ts.Diagnostics.A_property_of_an_interface_or_type_literal_whose_type_is_a_unique_symbol_type_must_be_readonly);
-                        }
-                        break;
-                    default:
-                        return grammarErrorOnNode(node, ts.Diagnostics.unique_symbol_types_are_not_allowed_here);
-                }
-            }
-            else if (node.operator === 142) {
-                if (node.type.kind !== 178 && node.type.kind !== 179) {
-                    return grammarErrorOnFirstToken(node, ts.Diagnostics.readonly_type_modifier_is_only_permitted_on_array_and_tuple_literal_types, ts.tokenToString(148));
-                }
-            }
-        }
-        function checkGrammarForInvalidDynamicName(node, message) {
-            if (isNonBindableDynamicName(node)) {
-                return grammarErrorOnNode(node, message);
-            }
-        }
-        function checkGrammarMethod(node) {
-            if (checkGrammarFunctionLikeDeclaration(node)) {
-                return true;
-            }
-            if (node.kind === 165) {
-                if (node.parent.kind === 200) {
-                    if (node.modifiers && !(node.modifiers.length === 1 && ts.first(node.modifiers).kind === 129)) {
-                        return grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here);
-                    }
-                    else if (checkGrammarForInvalidQuestionMark(node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional)) {
-                        return true;
-                    }
-                    else if (checkGrammarForInvalidExclamationToken(node.exclamationToken, ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context)) {
-                        return true;
-                    }
-                    else if (node.body === undefined) {
-                        return grammarErrorAtPos(node, node.end - 1, ";".length, ts.Diagnostics._0_expected, "{");
-                    }
-                }
-                if (checkGrammarForGenerator(node)) {
-                    return true;
-                }
-            }
-            if (ts.isClassLike(node.parent)) {
-                if (node.flags & 8388608) {
-                    return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_an_ambient_context_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
-                }
-                else if (node.kind === 165 && !node.body) {
-                    return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_method_overload_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
-                }
-            }
-            else if (node.parent.kind === 253) {
-                return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
-            }
-            else if (node.parent.kind === 177) {
-                return checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type);
-            }
-        }
-        function checkGrammarBreakOrContinueStatement(node) {
-            var current = node;
-            while (current) {
-                if (ts.isFunctionLike(current)) {
-                    return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary);
-                }
-                switch (current.kind) {
-                    case 245:
-                        if (node.label && current.label.escapedText === node.label.escapedText) {
-                            var isMisplacedContinueLabel = node.kind === 240
-                                && !ts.isIterationStatement(current.statement, true);
-                            if (isMisplacedContinueLabel) {
-                                return grammarErrorOnNode(node, ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement);
-                            }
-                            return false;
-                        }
-                        break;
-                    case 244:
-                        if (node.kind === 241 && !node.label) {
-                            return false;
-                        }
-                        break;
-                    default:
-                        if (ts.isIterationStatement(current, false) && !node.label) {
-                            return false;
-                        }
-                        break;
-                }
-                current = current.parent;
-            }
-            if (node.label) {
-                var message = node.kind === 241
-                    ? ts.Diagnostics.A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement
-                    : ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement;
-                return grammarErrorOnNode(node, message);
-            }
-            else {
-                var message = node.kind === 241
-                    ? ts.Diagnostics.A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement
-                    : ts.Diagnostics.A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement;
-                return grammarErrorOnNode(node, message);
-            }
-        }
-        function checkGrammarBindingElement(node) {
-            if (node.dotDotDotToken) {
-                var elements = node.parent.elements;
-                if (node !== ts.last(elements)) {
-                    return grammarErrorOnNode(node, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern);
-                }
-                checkGrammarForDisallowedTrailingComma(elements, ts.Diagnostics.A_rest_parameter_or_binding_pattern_may_not_have_a_trailing_comma);
-                if (node.propertyName) {
-                    return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_have_a_property_name);
-                }
-            }
-            if (node.dotDotDotToken && node.initializer) {
-                return grammarErrorAtPos(node, node.initializer.pos - 1, 1, ts.Diagnostics.A_rest_element_cannot_have_an_initializer);
-            }
-        }
-        function isStringOrNumberLiteralExpression(expr) {
-            return ts.isStringOrNumericLiteralLike(expr) ||
-                expr.kind === 214 && expr.operator === 40 &&
-                    expr.operand.kind === 8;
-        }
-        function isBigIntLiteralExpression(expr) {
-            return expr.kind === 9 ||
-                expr.kind === 214 && expr.operator === 40 &&
-                    expr.operand.kind === 9;
-        }
-        function isSimpleLiteralEnumReference(expr) {
-            if ((ts.isPropertyAccessExpression(expr) || (ts.isElementAccessExpression(expr) && isStringOrNumberLiteralExpression(expr.argumentExpression))) &&
-                ts.isEntityNameExpression(expr.expression)) {
-                return !!(checkExpressionCached(expr).flags & 1024);
-            }
-        }
-        function checkAmbientInitializer(node) {
-            var initializer = node.initializer;
-            if (initializer) {
-                var isInvalidInitializer = !(isStringOrNumberLiteralExpression(initializer) ||
-                    isSimpleLiteralEnumReference(initializer) ||
-                    initializer.kind === 109 || initializer.kind === 94 ||
-                    isBigIntLiteralExpression(initializer));
-                var isConstOrReadonly = ts.isDeclarationReadonly(node) || ts.isVariableDeclaration(node) && ts.isVarConst(node);
-                if (isConstOrReadonly && !node.type) {
-                    if (isInvalidInitializer) {
-                        return grammarErrorOnNode(initializer, ts.Diagnostics.A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_or_literal_enum_reference);
-                    }
-                }
-                else {
-                    return grammarErrorOnNode(initializer, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts);
-                }
-                if (!isConstOrReadonly || isInvalidInitializer) {
-                    return grammarErrorOnNode(initializer, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts);
-                }
-            }
-        }
-        function checkGrammarVariableDeclaration(node) {
-            if (node.parent.parent.kind !== 238 && node.parent.parent.kind !== 239) {
-                if (node.flags & 8388608) {
-                    checkAmbientInitializer(node);
-                }
-                else if (!node.initializer) {
-                    if (ts.isBindingPattern(node.name) && !ts.isBindingPattern(node.parent)) {
-                        return grammarErrorOnNode(node, ts.Diagnostics.A_destructuring_declaration_must_have_an_initializer);
-                    }
-                    if (ts.isVarConst(node)) {
-                        return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_must_be_initialized);
-                    }
-                }
-            }
-            if (node.exclamationToken && (node.parent.parent.kind !== 232 || !node.type || node.initializer || node.flags & 8388608)) {
-                var message = node.initializer
-                    ? ts.Diagnostics.Declarations_with_initializers_cannot_also_have_definite_assignment_assertions
-                    : ts.Diagnostics.Declarations_with_definite_assignment_assertions_must_also_have_type_annotations;
-                return grammarErrorOnNode(node.exclamationToken, message);
-            }
-            var moduleKind = ts.getEmitModuleKind(compilerOptions);
-            if (moduleKind < ts.ModuleKind.ES2015 && moduleKind !== ts.ModuleKind.System &&
-                !(node.parent.parent.flags & 8388608) && ts.hasSyntacticModifier(node.parent.parent, 1)) {
-                checkESModuleMarker(node.name);
-            }
-            var checkLetConstNames = (ts.isLet(node) || ts.isVarConst(node));
-            return checkLetConstNames && checkGrammarNameInLetOrConstDeclarations(node.name);
-        }
-        function checkESModuleMarker(name) {
-            if (name.kind === 78) {
-                if (ts.idText(name) === "__esModule") {
-                    return grammarErrorOnNodeSkippedOn("noEmit", name, ts.Diagnostics.Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules);
-                }
-            }
-            else {
-                var elements = name.elements;
-                for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) {
-                    var element = elements_1[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        return checkESModuleMarker(element.name);
-                    }
-                }
-            }
-            return false;
-        }
-        function checkGrammarNameInLetOrConstDeclarations(name) {
-            if (name.kind === 78) {
-                if (name.originalKeywordKind === 118) {
-                    return grammarErrorOnNode(name, ts.Diagnostics.let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations);
-                }
-            }
-            else {
-                var elements = name.elements;
-                for (var _i = 0, elements_2 = elements; _i < elements_2.length; _i++) {
-                    var element = elements_2[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        checkGrammarNameInLetOrConstDeclarations(element.name);
-                    }
-                }
-            }
-            return false;
-        }
-        function checkGrammarVariableDeclarationList(declarationList) {
-            var declarations = declarationList.declarations;
-            if (checkGrammarForDisallowedTrailingComma(declarationList.declarations)) {
-                return true;
-            }
-            if (!declarationList.declarations.length) {
-                return grammarErrorAtPos(declarationList, declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty);
-            }
-            return false;
-        }
-        function allowLetAndConstDeclarations(parent) {
-            switch (parent.kind) {
-                case 234:
-                case 235:
-                case 236:
-                case 243:
-                case 237:
-                case 238:
-                case 239:
-                    return false;
-                case 245:
-                    return allowLetAndConstDeclarations(parent.parent);
-            }
-            return true;
-        }
-        function checkGrammarForDisallowedLetOrConstStatement(node) {
-            if (!allowLetAndConstDeclarations(node.parent)) {
-                if (ts.isLet(node.declarationList)) {
-                    return grammarErrorOnNode(node, ts.Diagnostics.let_declarations_can_only_be_declared_inside_a_block);
-                }
-                else if (ts.isVarConst(node.declarationList)) {
-                    return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_can_only_be_declared_inside_a_block);
-                }
-            }
-        }
-        function checkGrammarMetaProperty(node) {
-            var escapedText = node.name.escapedText;
-            switch (node.keywordToken) {
-                case 102:
-                    if (escapedText !== "target") {
-                        return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.escapedText, ts.tokenToString(node.keywordToken), "target");
-                    }
-                    break;
-                case 99:
-                    if (escapedText !== "meta") {
-                        return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.escapedText, ts.tokenToString(node.keywordToken), "meta");
-                    }
-                    break;
-            }
-        }
-        function hasParseDiagnostics(sourceFile) {
-            return sourceFile.parseDiagnostics.length > 0;
-        }
-        function grammarErrorOnFirstToken(node, message, arg0, arg1, arg2) {
-            var sourceFile = ts.getSourceFileOfNode(node);
-            if (!hasParseDiagnostics(sourceFile)) {
-                var span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
-                diagnostics.add(ts.createFileDiagnostic(sourceFile, span.start, span.length, message, arg0, arg1, arg2));
-                return true;
-            }
-            return false;
-        }
-        function grammarErrorAtPos(nodeForSourceFile, start, length, message, arg0, arg1, arg2) {
-            var sourceFile = ts.getSourceFileOfNode(nodeForSourceFile);
-            if (!hasParseDiagnostics(sourceFile)) {
-                diagnostics.add(ts.createFileDiagnostic(sourceFile, start, length, message, arg0, arg1, arg2));
-                return true;
-            }
-            return false;
-        }
-        function grammarErrorOnNodeSkippedOn(key, node, message, arg0, arg1, arg2) {
-            var sourceFile = ts.getSourceFileOfNode(node);
-            if (!hasParseDiagnostics(sourceFile)) {
-                errorSkippedOn(key, node, message, arg0, arg1, arg2);
-                return true;
-            }
-            return false;
-        }
-        function grammarErrorOnNode(node, message, arg0, arg1, arg2) {
-            var sourceFile = ts.getSourceFileOfNode(node);
-            if (!hasParseDiagnostics(sourceFile)) {
-                diagnostics.add(ts.createDiagnosticForNode(node, message, arg0, arg1, arg2));
-                return true;
-            }
-            return false;
-        }
-        function checkGrammarConstructorTypeParameters(node) {
-            var jsdocTypeParameters = ts.isInJSFile(node) ? ts.getJSDocTypeParameterDeclarations(node) : undefined;
-            var range = node.typeParameters || jsdocTypeParameters && ts.firstOrUndefined(jsdocTypeParameters);
-            if (range) {
-                var pos = range.pos === range.end ? range.pos : ts.skipTrivia(ts.getSourceFileOfNode(node).text, range.pos);
-                return grammarErrorAtPos(node, pos, range.end - pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration);
-            }
-        }
-        function checkGrammarConstructorTypeAnnotation(node) {
-            var type = ts.getEffectiveReturnTypeNode(node);
-            if (type) {
-                return grammarErrorOnNode(type, ts.Diagnostics.Type_annotation_cannot_appear_on_a_constructor_declaration);
-            }
-        }
-        function checkGrammarProperty(node) {
-            if (ts.isClassLike(node.parent)) {
-                if (ts.isStringLiteral(node.name) && node.name.text === "constructor") {
-                    return grammarErrorOnNode(node.name, ts.Diagnostics.Classes_may_not_have_a_field_named_constructor);
-                }
-                if (checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_class_property_declaration_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type)) {
-                    return true;
-                }
-                if (languageVersion < 2 && ts.isPrivateIdentifier(node.name)) {
-                    return grammarErrorOnNode(node.name, ts.Diagnostics.Private_identifiers_are_only_available_when_targeting_ECMAScript_2015_and_higher);
-                }
-            }
-            else if (node.parent.kind === 253) {
-                if (checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type)) {
-                    return true;
-                }
-                if (node.initializer) {
-                    return grammarErrorOnNode(node.initializer, ts.Diagnostics.An_interface_property_cannot_have_an_initializer);
-                }
-            }
-            else if (node.parent.kind === 177) {
-                if (checkGrammarForInvalidDynamicName(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_refer_to_an_expression_whose_type_is_a_literal_type_or_a_unique_symbol_type)) {
-                    return true;
-                }
-                if (node.initializer) {
-                    return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_type_literal_property_cannot_have_an_initializer);
-                }
-            }
-            if (node.flags & 8388608) {
-                checkAmbientInitializer(node);
-            }
-            if (ts.isPropertyDeclaration(node) && node.exclamationToken && (!ts.isClassLike(node.parent) || !node.type || node.initializer ||
-                node.flags & 8388608 || ts.hasSyntacticModifier(node, 32 | 128))) {
-                var message = node.initializer
-                    ? ts.Diagnostics.Declarations_with_initializers_cannot_also_have_definite_assignment_assertions
-                    : !node.type
-                        ? ts.Diagnostics.Declarations_with_definite_assignment_assertions_must_also_have_type_annotations
-                        : ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context;
-                return grammarErrorOnNode(node.exclamationToken, message);
-            }
-        }
-        function checkGrammarTopLevelElementForRequiredDeclareModifier(node) {
-            if (node.kind === 253 ||
-                node.kind === 254 ||
-                node.kind === 261 ||
-                node.kind === 260 ||
-                node.kind === 267 ||
-                node.kind === 266 ||
-                node.kind === 259 ||
-                ts.hasSyntacticModifier(node, 2 | 1 | 512)) {
-                return false;
-            }
-            return grammarErrorOnFirstToken(node, ts.Diagnostics.Top_level_declarations_in_d_ts_files_must_start_with_either_a_declare_or_export_modifier);
-        }
-        function checkGrammarTopLevelElementsForRequiredDeclareModifier(file) {
-            for (var _i = 0, _a = file.statements; _i < _a.length; _i++) {
-                var decl = _a[_i];
-                if (ts.isDeclaration(decl) || decl.kind === 232) {
-                    if (checkGrammarTopLevelElementForRequiredDeclareModifier(decl)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function checkGrammarSourceFile(node) {
-            return !!(node.flags & 8388608) && checkGrammarTopLevelElementsForRequiredDeclareModifier(node);
-        }
-        function checkGrammarStatementInAmbientContext(node) {
-            if (node.flags & 8388608) {
-                var links = getNodeLinks(node);
-                if (!links.hasReportedStatementInAmbientContext && (ts.isFunctionLike(node.parent) || ts.isAccessor(node.parent))) {
-                    return getNodeLinks(node).hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.An_implementation_cannot_be_declared_in_ambient_contexts);
-                }
-                if (node.parent.kind === 230 || node.parent.kind === 257 || node.parent.kind === 297) {
-                    var links_2 = getNodeLinks(node.parent);
-                    if (!links_2.hasReportedStatementInAmbientContext) {
-                        return links_2.hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.Statements_are_not_allowed_in_ambient_contexts);
-                    }
-                }
-                else {
-                }
-            }
-            return false;
-        }
-        function checkGrammarNumericLiteral(node) {
-            if (node.numericLiteralFlags & 32) {
-                var diagnosticMessage = void 0;
-                if (languageVersion >= 1) {
-                    diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0;
-                }
-                else if (ts.isChildOfNodeWithKind(node, 191)) {
-                    diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0;
-                }
-                else if (ts.isChildOfNodeWithKind(node, 291)) {
-                    diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0;
-                }
-                if (diagnosticMessage) {
-                    var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 40;
-                    var literal = (withMinus ? "-" : "") + "0o" + node.text;
-                    return grammarErrorOnNode(withMinus ? node.parent : node, diagnosticMessage, literal);
-                }
-            }
-            checkNumericLiteralValueSize(node);
-            return false;
-        }
-        function checkNumericLiteralValueSize(node) {
-            if (node.numericLiteralFlags & 16 || node.text.length <= 15 || node.text.indexOf(".") !== -1) {
-                return;
-            }
-            var apparentValue = +ts.getTextOfNode(node);
-            if (apparentValue <= Math.pow(2, 53) - 1 && apparentValue + 1 > apparentValue) {
-                return;
-            }
-            addErrorOrSuggestion(false, ts.createDiagnosticForNode(node, ts.Diagnostics.Numeric_literals_with_absolute_values_equal_to_2_53_or_greater_are_too_large_to_be_represented_accurately_as_integers));
-        }
-        function checkGrammarBigIntLiteral(node) {
-            var literalType = ts.isLiteralTypeNode(node.parent) ||
-                ts.isPrefixUnaryExpression(node.parent) && ts.isLiteralTypeNode(node.parent.parent);
-            if (!literalType) {
-                if (languageVersion < 7) {
-                    if (grammarErrorOnNode(node, ts.Diagnostics.BigInt_literals_are_not_available_when_targeting_lower_than_ES2020)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function grammarErrorAfterFirstToken(node, message, arg0, arg1, arg2) {
-            var sourceFile = ts.getSourceFileOfNode(node);
-            if (!hasParseDiagnostics(sourceFile)) {
-                var span = ts.getSpanOfTokenAtPosition(sourceFile, node.pos);
-                diagnostics.add(ts.createFileDiagnostic(sourceFile, ts.textSpanEnd(span), 0, message, arg0, arg1, arg2));
-                return true;
-            }
-            return false;
-        }
-        function getAmbientModules() {
-            if (!ambientModulesCache) {
-                ambientModulesCache = [];
-                globals.forEach(function (global, sym) {
-                    if (ambientModuleSymbolRegex.test(sym)) {
-                        ambientModulesCache.push(global);
-                    }
-                });
-            }
-            return ambientModulesCache;
-        }
-        function checkGrammarImportClause(node) {
-            if (node.isTypeOnly && node.name && node.namedBindings) {
-                return grammarErrorOnNode(node, ts.Diagnostics.A_type_only_import_can_specify_a_default_import_or_named_bindings_but_not_both);
-            }
-            return false;
-        }
-        function checkGrammarImportCallExpression(node) {
-            if (moduleKind === ts.ModuleKind.ES2015) {
-                return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_imports_are_only_supported_when_the_module_flag_is_set_to_es2020_esnext_commonjs_amd_system_or_umd);
-            }
-            if (node.typeArguments) {
-                return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_cannot_have_type_arguments);
-            }
-            var nodeArguments = node.arguments;
-            if (nodeArguments.length !== 1) {
-                return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_must_have_one_specifier_as_an_argument);
-            }
-            checkGrammarForDisallowedTrailingComma(nodeArguments);
-            if (ts.isSpreadElement(nodeArguments[0])) {
-                return grammarErrorOnNode(nodeArguments[0], ts.Diagnostics.Specifier_of_dynamic_import_cannot_be_spread_element);
-            }
-            return false;
-        }
-        function findMatchingTypeReferenceOrTypeAliasReference(source, unionTarget) {
-            var sourceObjectFlags = ts.getObjectFlags(source);
-            if (sourceObjectFlags & (4 | 16) && unionTarget.flags & 1048576) {
-                return ts.find(unionTarget.types, function (target) {
-                    if (target.flags & 524288) {
-                        var overlapObjFlags = sourceObjectFlags & ts.getObjectFlags(target);
-                        if (overlapObjFlags & 4) {
-                            return source.target === target.target;
-                        }
-                        if (overlapObjFlags & 16) {
-                            return !!source.aliasSymbol && source.aliasSymbol === target.aliasSymbol;
-                        }
-                    }
-                    return false;
-                });
-            }
-        }
-        function findBestTypeForObjectLiteral(source, unionTarget) {
-            if (ts.getObjectFlags(source) & 128 && forEachType(unionTarget, isArrayLikeType)) {
-                return ts.find(unionTarget.types, function (t) { return !isArrayLikeType(t); });
-            }
-        }
-        function findBestTypeForInvokable(source, unionTarget) {
-            var signatureKind = 0;
-            var hasSignatures = getSignaturesOfType(source, signatureKind).length > 0 ||
-                (signatureKind = 1, getSignaturesOfType(source, signatureKind).length > 0);
-            if (hasSignatures) {
-                return ts.find(unionTarget.types, function (t) { return getSignaturesOfType(t, signatureKind).length > 0; });
-            }
-        }
-        function findMostOverlappyType(source, unionTarget) {
-            var bestMatch;
-            var matchingCount = 0;
-            for (var _i = 0, _a = unionTarget.types; _i < _a.length; _i++) {
-                var target = _a[_i];
-                var overlap = getIntersectionType([getIndexType(source), getIndexType(target)]);
-                if (overlap.flags & 4194304) {
-                    bestMatch = target;
-                    matchingCount = Infinity;
-                }
-                else if (overlap.flags & 1048576) {
-                    var len = ts.length(ts.filter(overlap.types, isUnitType));
-                    if (len >= matchingCount) {
-                        bestMatch = target;
-                        matchingCount = len;
-                    }
-                }
-                else if (isUnitType(overlap) && 1 >= matchingCount) {
-                    bestMatch = target;
-                    matchingCount = 1;
-                }
-            }
-            return bestMatch;
-        }
-        function filterPrimitivesIfContainsNonPrimitive(type) {
-            if (maybeTypeOfKind(type, 67108864)) {
-                var result = filterType(type, function (t) { return !(t.flags & 131068); });
-                if (!(result.flags & 131072)) {
-                    return result;
-                }
-            }
-            return type;
-        }
-        function findMatchingDiscriminantType(source, target, isRelatedTo, skipPartial) {
-            if (target.flags & 1048576 && source.flags & (2097152 | 524288)) {
-                var sourceProperties = getPropertiesOfType(source);
-                if (sourceProperties) {
-                    var sourcePropertiesFiltered = findDiscriminantProperties(sourceProperties, target);
-                    if (sourcePropertiesFiltered) {
-                        return discriminateTypeByDiscriminableItems(target, ts.map(sourcePropertiesFiltered, function (p) { return [function () { return getTypeOfSymbol(p); }, p.escapedName]; }), isRelatedTo, undefined, skipPartial);
-                    }
-                }
-            }
-            return undefined;
-        }
-    }
-    ts.createTypeChecker = createTypeChecker;
-    function isNotAccessor(declaration) {
-        return !ts.isAccessor(declaration);
-    }
-    function isNotOverload(declaration) {
-        return (declaration.kind !== 251 && declaration.kind !== 165) ||
-            !!declaration.body;
-    }
-    function isDeclarationNameOrImportPropertyName(name) {
-        switch (name.parent.kind) {
-            case 265:
-            case 270:
-                return ts.isIdentifier(name);
-            default:
-                return ts.isDeclarationName(name);
-        }
-    }
-    function isSomeImportDeclaration(decl) {
-        switch (decl.kind) {
-            case 262:
-            case 260:
-            case 263:
-            case 265:
-                return true;
-            case 78:
-                return decl.parent.kind === 265;
-            default:
-                return false;
-        }
-    }
-    var JsxNames;
-    (function (JsxNames) {
-        JsxNames.JSX = "JSX";
-        JsxNames.IntrinsicElements = "IntrinsicElements";
-        JsxNames.ElementClass = "ElementClass";
-        JsxNames.ElementAttributesPropertyNameContainer = "ElementAttributesProperty";
-        JsxNames.ElementChildrenAttributeNameContainer = "ElementChildrenAttribute";
-        JsxNames.Element = "Element";
-        JsxNames.IntrinsicAttributes = "IntrinsicAttributes";
-        JsxNames.IntrinsicClassAttributes = "IntrinsicClassAttributes";
-        JsxNames.LibraryManagedAttributes = "LibraryManagedAttributes";
-    })(JsxNames || (JsxNames = {}));
-    function getIterationTypesKeyFromIterationTypeKind(typeKind) {
-        switch (typeKind) {
-            case 0: return "yieldType";
-            case 1: return "returnType";
-            case 2: return "nextType";
-        }
-    }
-    function signatureHasRestParameter(s) {
-        return !!(s.flags & 1);
-    }
-    ts.signatureHasRestParameter = signatureHasRestParameter;
-    function signatureHasLiteralTypes(s) {
-        return !!(s.flags & 2);
-    }
-    ts.signatureHasLiteralTypes = signatureHasLiteralTypes;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var isTypeNodeOrTypeParameterDeclaration = ts.or(ts.isTypeNode, ts.isTypeParameterDeclaration);
-    function visitNode(node, visitor, test, lift) {
-        if (node === undefined || visitor === undefined) {
-            return node;
-        }
-        var visited = visitor(node);
-        if (visited === node) {
-            return node;
-        }
-        var visitedNode;
-        if (visited === undefined) {
-            return undefined;
-        }
-        else if (ts.isArray(visited)) {
-            visitedNode = (lift || extractSingleNode)(visited);
-        }
-        else {
-            visitedNode = visited;
-        }
-        ts.Debug.assertNode(visitedNode, test);
-        return visitedNode;
-    }
-    ts.visitNode = visitNode;
-    function visitNodes(nodes, visitor, test, start, count) {
-        if (nodes === undefined || visitor === undefined) {
-            return nodes;
-        }
-        var updated;
-        var length = nodes.length;
-        if (start === undefined || start < 0) {
-            start = 0;
-        }
-        if (count === undefined || count > length - start) {
-            count = length - start;
-        }
-        var hasTrailingComma;
-        var pos = -1;
-        var end = -1;
-        if (start > 0 || count < length) {
-            updated = [];
-            hasTrailingComma = nodes.hasTrailingComma && start + count === length;
-        }
-        for (var i = 0; i < count; i++) {
-            var node = nodes[i + start];
-            var visited = node !== undefined ? visitor(node) : undefined;
-            if (updated !== undefined || visited === undefined || visited !== node) {
-                if (updated === undefined) {
-                    updated = nodes.slice(0, i);
-                    hasTrailingComma = nodes.hasTrailingComma;
-                    pos = nodes.pos;
-                    end = nodes.end;
-                }
-                if (visited) {
-                    if (ts.isArray(visited)) {
-                        for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) {
-                            var visitedNode = visited_1[_i];
-                            void ts.Debug.assertNode(visitedNode, test);
-                            updated.push(visitedNode);
-                        }
-                    }
-                    else {
-                        void ts.Debug.assertNode(visited, test);
-                        updated.push(visited);
-                    }
-                }
-            }
-        }
-        if (updated) {
-            var updatedArray = ts.factory.createNodeArray(updated, hasTrailingComma);
-            ts.setTextRangePosEnd(updatedArray, pos, end);
-            return updatedArray;
-        }
-        return nodes;
-    }
-    ts.visitNodes = visitNodes;
-    function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict, nodesVisitor) {
-        if (nodesVisitor === void 0) { nodesVisitor = visitNodes; }
-        context.startLexicalEnvironment();
-        statements = nodesVisitor(statements, visitor, ts.isStatement, start);
-        if (ensureUseStrict)
-            statements = context.factory.ensureUseStrict(statements);
-        return ts.factory.mergeLexicalEnvironment(statements, context.endLexicalEnvironment());
-    }
-    ts.visitLexicalEnvironment = visitLexicalEnvironment;
-    function visitParameterList(nodes, visitor, context, nodesVisitor) {
-        if (nodesVisitor === void 0) { nodesVisitor = visitNodes; }
-        var updated;
-        context.startLexicalEnvironment();
-        if (nodes) {
-            context.setLexicalEnvironmentFlags(1, true);
-            updated = nodesVisitor(nodes, visitor, ts.isParameterDeclaration);
-            if (context.getLexicalEnvironmentFlags() & 2 &&
-                ts.getEmitScriptTarget(context.getCompilerOptions()) >= 2) {
-                updated = addDefaultValueAssignmentsIfNeeded(updated, context);
-            }
-            context.setLexicalEnvironmentFlags(1, false);
-        }
-        context.suspendLexicalEnvironment();
-        return updated;
-    }
-    ts.visitParameterList = visitParameterList;
-    function addDefaultValueAssignmentsIfNeeded(parameters, context) {
-        var result;
-        for (var i = 0; i < parameters.length; i++) {
-            var parameter = parameters[i];
-            var updated = addDefaultValueAssignmentIfNeeded(parameter, context);
-            if (result || updated !== parameter) {
-                if (!result)
-                    result = parameters.slice(0, i);
-                result[i] = updated;
-            }
-        }
-        if (result) {
-            return ts.setTextRange(context.factory.createNodeArray(result, parameters.hasTrailingComma), parameters);
-        }
-        return parameters;
-    }
-    function addDefaultValueAssignmentIfNeeded(parameter, context) {
-        return parameter.dotDotDotToken ? parameter :
-            ts.isBindingPattern(parameter.name) ? addDefaultValueAssignmentForBindingPattern(parameter, context) :
-                parameter.initializer ? addDefaultValueAssignmentForInitializer(parameter, parameter.name, parameter.initializer, context) :
-                    parameter;
-    }
-    function addDefaultValueAssignmentForBindingPattern(parameter, context) {
-        var factory = context.factory;
-        context.addInitializationStatement(factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-            factory.createVariableDeclaration(parameter.name, undefined, parameter.type, parameter.initializer ?
-                factory.createConditionalExpression(factory.createStrictEquality(factory.getGeneratedNameForNode(parameter), factory.createVoidZero()), undefined, parameter.initializer, undefined, factory.getGeneratedNameForNode(parameter)) :
-                factory.getGeneratedNameForNode(parameter)),
-        ])));
-        return factory.updateParameterDeclaration(parameter, parameter.decorators, parameter.modifiers, parameter.dotDotDotToken, factory.getGeneratedNameForNode(parameter), parameter.questionToken, parameter.type, undefined);
-    }
-    function addDefaultValueAssignmentForInitializer(parameter, name, initializer, context) {
-        var factory = context.factory;
-        context.addInitializationStatement(factory.createIfStatement(factory.createTypeCheck(factory.cloneNode(name), "undefined"), ts.setEmitFlags(ts.setTextRange(factory.createBlock([
-            factory.createExpressionStatement(ts.setEmitFlags(ts.setTextRange(factory.createAssignment(ts.setEmitFlags(factory.cloneNode(name), 48), ts.setEmitFlags(initializer, 48 | ts.getEmitFlags(initializer) | 1536)), parameter), 1536))
-        ]), parameter), 1 | 32 | 384 | 1536)));
-        return factory.updateParameterDeclaration(parameter, parameter.decorators, parameter.modifiers, parameter.dotDotDotToken, parameter.name, parameter.questionToken, parameter.type, undefined);
-    }
-    function visitFunctionBody(node, visitor, context, nodeVisitor) {
-        if (nodeVisitor === void 0) { nodeVisitor = visitNode; }
-        context.resumeLexicalEnvironment();
-        var updated = nodeVisitor(node, visitor, ts.isConciseBody);
-        var declarations = context.endLexicalEnvironment();
-        if (ts.some(declarations)) {
-            if (!updated) {
-                return context.factory.createBlock(declarations);
-            }
-            var block = context.factory.converters.convertToFunctionBlock(updated);
-            var statements = ts.factory.mergeLexicalEnvironment(block.statements, declarations);
-            return context.factory.updateBlock(block, statements);
-        }
-        return updated;
-    }
-    ts.visitFunctionBody = visitFunctionBody;
-    function visitEachChild(node, visitor, context, nodesVisitor, tokenVisitor, nodeVisitor) {
-        if (nodesVisitor === void 0) { nodesVisitor = visitNodes; }
-        if (nodeVisitor === void 0) { nodeVisitor = visitNode; }
-        if (node === undefined) {
-            return undefined;
-        }
-        var kind = node.kind;
-        if ((kind > 0 && kind <= 156) || kind === 187) {
-            return node;
-        }
-        var factory = context.factory;
-        switch (kind) {
-            case 78:
-                return factory.updateIdentifier(node, nodesVisitor(node.typeArguments, visitor, isTypeNodeOrTypeParameterDeclaration));
-            case 157:
-                return factory.updateQualifiedName(node, nodeVisitor(node.left, visitor, ts.isEntityName), nodeVisitor(node.right, visitor, ts.isIdentifier));
-            case 158:
-                return factory.updateComputedPropertyName(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 159:
-                return factory.updateTypeParameterDeclaration(node, nodeVisitor(node.name, visitor, ts.isIdentifier), nodeVisitor(node.constraint, visitor, ts.isTypeNode), nodeVisitor(node.default, visitor, ts.isTypeNode));
-            case 160:
-                return factory.updateParameterDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.dotDotDotToken, tokenVisitor, ts.isToken), nodeVisitor(node.name, visitor, ts.isBindingName), nodeVisitor(node.questionToken, tokenVisitor, ts.isToken), nodeVisitor(node.type, visitor, ts.isTypeNode), nodeVisitor(node.initializer, visitor, ts.isExpression));
-            case 161:
-                return factory.updateDecorator(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 162:
-                return factory.updatePropertySignature(node, nodesVisitor(node.modifiers, visitor, ts.isToken), nodeVisitor(node.name, visitor, ts.isPropertyName), nodeVisitor(node.questionToken, tokenVisitor, ts.isToken), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 163:
-                return factory.updatePropertyDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isPropertyName), nodeVisitor(node.questionToken || node.exclamationToken, tokenVisitor, ts.isToken), nodeVisitor(node.type, visitor, ts.isTypeNode), nodeVisitor(node.initializer, visitor, ts.isExpression));
-            case 164:
-                return factory.updateMethodSignature(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isPropertyName), nodeVisitor(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 165:
-                return factory.updateMethodDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.asteriskToken, tokenVisitor, ts.isToken), nodeVisitor(node.name, visitor, ts.isPropertyName), nodeVisitor(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), nodeVisitor(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 166:
-                return factory.updateConstructorDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 167:
-                return factory.updateGetAccessorDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), nodeVisitor(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 168:
-                return factory.updateSetAccessorDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 169:
-                return factory.updateCallSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 170:
-                return factory.updateConstructSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 171:
-                return factory.updateIndexSignature(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 172:
-                return factory.updateTypePredicateNode(node, nodeVisitor(node.assertsModifier, visitor), nodeVisitor(node.parameterName, visitor), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 173:
-                return factory.updateTypeReferenceNode(node, nodeVisitor(node.typeName, visitor, ts.isEntityName), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode));
-            case 174:
-                return factory.updateFunctionTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 175:
-                return factory.updateConstructorTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 176:
-                return factory.updateTypeQueryNode(node, nodeVisitor(node.exprName, visitor, ts.isEntityName));
-            case 177:
-                return factory.updateTypeLiteralNode(node, nodesVisitor(node.members, visitor, ts.isTypeElement));
-            case 178:
-                return factory.updateArrayTypeNode(node, nodeVisitor(node.elementType, visitor, ts.isTypeNode));
-            case 179:
-                return factory.updateTupleTypeNode(node, nodesVisitor(node.elements, visitor, ts.isTypeNode));
-            case 180:
-                return factory.updateOptionalTypeNode(node, nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 181:
-                return factory.updateRestTypeNode(node, nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 182:
-                return factory.updateUnionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode));
-            case 183:
-                return factory.updateIntersectionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode));
-            case 184:
-                return factory.updateConditionalTypeNode(node, nodeVisitor(node.checkType, visitor, ts.isTypeNode), nodeVisitor(node.extendsType, visitor, ts.isTypeNode), nodeVisitor(node.trueType, visitor, ts.isTypeNode), nodeVisitor(node.falseType, visitor, ts.isTypeNode));
-            case 185:
-                return factory.updateInferTypeNode(node, nodeVisitor(node.typeParameter, visitor, ts.isTypeParameterDeclaration));
-            case 195:
-                return factory.updateImportTypeNode(node, nodeVisitor(node.argument, visitor, ts.isTypeNode), nodeVisitor(node.qualifier, visitor, ts.isEntityName), visitNodes(node.typeArguments, visitor, ts.isTypeNode), node.isTypeOf);
-            case 192:
-                return factory.updateNamedTupleMember(node, visitNode(node.dotDotDotToken, visitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.questionToken, visitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode));
-            case 186:
-                return factory.updateParenthesizedType(node, nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 188:
-                return factory.updateTypeOperatorNode(node, nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 189:
-                return factory.updateIndexedAccessTypeNode(node, nodeVisitor(node.objectType, visitor, ts.isTypeNode), nodeVisitor(node.indexType, visitor, ts.isTypeNode));
-            case 190:
-                return factory.updateMappedTypeNode(node, nodeVisitor(node.readonlyToken, tokenVisitor, ts.isToken), nodeVisitor(node.typeParameter, visitor, ts.isTypeParameterDeclaration), nodeVisitor(node.nameType, visitor, ts.isTypeNode), nodeVisitor(node.questionToken, tokenVisitor, ts.isToken), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 191:
-                return factory.updateLiteralTypeNode(node, nodeVisitor(node.literal, visitor, ts.isExpression));
-            case 193:
-                return factory.updateTemplateLiteralType(node, nodeVisitor(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateLiteralTypeSpan));
-            case 194:
-                return factory.updateTemplateLiteralTypeSpan(node, nodeVisitor(node.type, visitor, ts.isTypeNode), nodeVisitor(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail));
-            case 196:
-                return factory.updateObjectBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isBindingElement));
-            case 197:
-                return factory.updateArrayBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isArrayBindingElement));
-            case 198:
-                return factory.updateBindingElement(node, nodeVisitor(node.dotDotDotToken, tokenVisitor, ts.isToken), nodeVisitor(node.propertyName, visitor, ts.isPropertyName), nodeVisitor(node.name, visitor, ts.isBindingName), nodeVisitor(node.initializer, visitor, ts.isExpression));
-            case 199:
-                return factory.updateArrayLiteralExpression(node, nodesVisitor(node.elements, visitor, ts.isExpression));
-            case 200:
-                return factory.updateObjectLiteralExpression(node, nodesVisitor(node.properties, visitor, ts.isObjectLiteralElementLike));
-            case 201:
-                if (node.flags & 32) {
-                    return factory.updatePropertyAccessChain(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.questionDotToken, tokenVisitor, ts.isToken), nodeVisitor(node.name, visitor, ts.isIdentifier));
-                }
-                return factory.updatePropertyAccessExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.name, visitor, ts.isIdentifierOrPrivateIdentifier));
-            case 202:
-                if (node.flags & 32) {
-                    return factory.updateElementAccessChain(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.questionDotToken, tokenVisitor, ts.isToken), nodeVisitor(node.argumentExpression, visitor, ts.isExpression));
-                }
-                return factory.updateElementAccessExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.argumentExpression, visitor, ts.isExpression));
-            case 203:
-                if (node.flags & 32) {
-                    return factory.updateCallChain(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.questionDotToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
-                }
-                return factory.updateCallExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
-            case 204:
-                return factory.updateNewExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
-            case 205:
-                return factory.updateTaggedTemplateExpression(node, nodeVisitor(node.tag, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isExpression), nodeVisitor(node.template, visitor, ts.isTemplateLiteral));
-            case 206:
-                return factory.updateTypeAssertion(node, nodeVisitor(node.type, visitor, ts.isTypeNode), nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 207:
-                return factory.updateParenthesizedExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 208:
-                return factory.updateFunctionExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.asteriskToken, tokenVisitor, ts.isToken), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), nodeVisitor(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 209:
-                return factory.updateArrowFunction(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), nodeVisitor(node.type, visitor, ts.isTypeNode), nodeVisitor(node.equalsGreaterThanToken, tokenVisitor, ts.isToken), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 210:
-                return factory.updateDeleteExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 211:
-                return factory.updateTypeOfExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 212:
-                return factory.updateVoidExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 213:
-                return factory.updateAwaitExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 214:
-                return factory.updatePrefixUnaryExpression(node, nodeVisitor(node.operand, visitor, ts.isExpression));
-            case 215:
-                return factory.updatePostfixUnaryExpression(node, nodeVisitor(node.operand, visitor, ts.isExpression));
-            case 216:
-                return factory.updateBinaryExpression(node, nodeVisitor(node.left, visitor, ts.isExpression), nodeVisitor(node.operatorToken, tokenVisitor, ts.isToken), nodeVisitor(node.right, visitor, ts.isExpression));
-            case 217:
-                return factory.updateConditionalExpression(node, nodeVisitor(node.condition, visitor, ts.isExpression), nodeVisitor(node.questionToken, tokenVisitor, ts.isToken), nodeVisitor(node.whenTrue, visitor, ts.isExpression), nodeVisitor(node.colonToken, tokenVisitor, ts.isToken), nodeVisitor(node.whenFalse, visitor, ts.isExpression));
-            case 218:
-                return factory.updateTemplateExpression(node, nodeVisitor(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateSpan));
-            case 219:
-                return factory.updateYieldExpression(node, nodeVisitor(node.asteriskToken, tokenVisitor, ts.isToken), nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 220:
-                return factory.updateSpreadElement(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 221:
-                return factory.updateClassExpression(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement));
-            case 223:
-                return factory.updateExpressionWithTypeArguments(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode));
-            case 224:
-                return factory.updateAsExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 225:
-                if (node.flags & 32) {
-                    return factory.updateNonNullChain(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-                }
-                return factory.updateNonNullExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 226:
-                return factory.updateMetaProperty(node, nodeVisitor(node.name, visitor, ts.isIdentifier));
-            case 228:
-                return factory.updateTemplateSpan(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail));
-            case 230:
-                return factory.updateBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement));
-            case 232:
-                return factory.updateVariableStatement(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.declarationList, visitor, ts.isVariableDeclarationList));
-            case 233:
-                return factory.updateExpressionStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 234:
-                return factory.updateIfStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.thenStatement, visitor, ts.isStatement, factory.liftToBlock), nodeVisitor(node.elseStatement, visitor, ts.isStatement, factory.liftToBlock));
-            case 235:
-                return factory.updateDoStatement(node, nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock), nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 236:
-                return factory.updateWhileStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            case 237:
-                return factory.updateForStatement(node, nodeVisitor(node.initializer, visitor, ts.isForInitializer), nodeVisitor(node.condition, visitor, ts.isExpression), nodeVisitor(node.incrementor, visitor, ts.isExpression), nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            case 238:
-                return factory.updateForInStatement(node, nodeVisitor(node.initializer, visitor, ts.isForInitializer), nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            case 239:
-                return factory.updateForOfStatement(node, nodeVisitor(node.awaitModifier, tokenVisitor, ts.isToken), nodeVisitor(node.initializer, visitor, ts.isForInitializer), nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            case 240:
-                return factory.updateContinueStatement(node, nodeVisitor(node.label, visitor, ts.isIdentifier));
-            case 241:
-                return factory.updateBreakStatement(node, nodeVisitor(node.label, visitor, ts.isIdentifier));
-            case 242:
-                return factory.updateReturnStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 243:
-                return factory.updateWithStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            case 244:
-                return factory.updateSwitchStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodeVisitor(node.caseBlock, visitor, ts.isCaseBlock));
-            case 245:
-                return factory.updateLabeledStatement(node, nodeVisitor(node.label, visitor, ts.isIdentifier), nodeVisitor(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            case 246:
-                return factory.updateThrowStatement(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 247:
-                return factory.updateTryStatement(node, nodeVisitor(node.tryBlock, visitor, ts.isBlock), nodeVisitor(node.catchClause, visitor, ts.isCatchClause), nodeVisitor(node.finallyBlock, visitor, ts.isBlock));
-            case 249:
-                return factory.updateVariableDeclaration(node, nodeVisitor(node.name, visitor, ts.isBindingName), nodeVisitor(node.exclamationToken, tokenVisitor, ts.isToken), nodeVisitor(node.type, visitor, ts.isTypeNode), nodeVisitor(node.initializer, visitor, ts.isExpression));
-            case 250:
-                return factory.updateVariableDeclarationList(node, nodesVisitor(node.declarations, visitor, ts.isVariableDeclaration));
-            case 251:
-                return factory.updateFunctionDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.asteriskToken, tokenVisitor, ts.isToken), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), nodeVisitor(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context, nodeVisitor));
-            case 252:
-                return factory.updateClassDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement));
-            case 253:
-                return factory.updateInterfaceDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isTypeElement));
-            case 254:
-                return factory.updateTypeAliasDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodeVisitor(node.type, visitor, ts.isTypeNode));
-            case 255:
-                return factory.updateEnumDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodesVisitor(node.members, visitor, ts.isEnumMember));
-            case 256:
-                return factory.updateModuleDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodeVisitor(node.body, visitor, ts.isModuleBody));
-            case 257:
-                return factory.updateModuleBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement));
-            case 258:
-                return factory.updateCaseBlock(node, nodesVisitor(node.clauses, visitor, ts.isCaseOrDefaultClause));
-            case 259:
-                return factory.updateNamespaceExportDeclaration(node, nodeVisitor(node.name, visitor, ts.isIdentifier));
-            case 260:
-                return factory.updateImportEqualsDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.name, visitor, ts.isIdentifier), nodeVisitor(node.moduleReference, visitor, ts.isModuleReference));
-            case 261:
-                return factory.updateImportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.importClause, visitor, ts.isImportClause), nodeVisitor(node.moduleSpecifier, visitor, ts.isExpression));
-            case 262:
-                return factory.updateImportClause(node, node.isTypeOnly, nodeVisitor(node.name, visitor, ts.isIdentifier), nodeVisitor(node.namedBindings, visitor, ts.isNamedImportBindings));
-            case 263:
-                return factory.updateNamespaceImport(node, nodeVisitor(node.name, visitor, ts.isIdentifier));
-            case 269:
-                return factory.updateNamespaceExport(node, nodeVisitor(node.name, visitor, ts.isIdentifier));
-            case 264:
-                return factory.updateNamedImports(node, nodesVisitor(node.elements, visitor, ts.isImportSpecifier));
-            case 265:
-                return factory.updateImportSpecifier(node, nodeVisitor(node.propertyName, visitor, ts.isIdentifier), nodeVisitor(node.name, visitor, ts.isIdentifier));
-            case 266:
-                return factory.updateExportAssignment(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 267:
-                return factory.updateExportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), node.isTypeOnly, nodeVisitor(node.exportClause, visitor, ts.isNamedExportBindings), nodeVisitor(node.moduleSpecifier, visitor, ts.isExpression));
-            case 268:
-                return factory.updateNamedExports(node, nodesVisitor(node.elements, visitor, ts.isExportSpecifier));
-            case 270:
-                return factory.updateExportSpecifier(node, nodeVisitor(node.propertyName, visitor, ts.isIdentifier), nodeVisitor(node.name, visitor, ts.isIdentifier));
-            case 272:
-                return factory.updateExternalModuleReference(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 273:
-                return factory.updateJsxElement(node, nodeVisitor(node.openingElement, visitor, ts.isJsxOpeningElement), nodesVisitor(node.children, visitor, ts.isJsxChild), nodeVisitor(node.closingElement, visitor, ts.isJsxClosingElement));
-            case 274:
-                return factory.updateJsxSelfClosingElement(node, nodeVisitor(node.tagName, visitor, ts.isJsxTagNameExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodeVisitor(node.attributes, visitor, ts.isJsxAttributes));
-            case 275:
-                return factory.updateJsxOpeningElement(node, nodeVisitor(node.tagName, visitor, ts.isJsxTagNameExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodeVisitor(node.attributes, visitor, ts.isJsxAttributes));
-            case 276:
-                return factory.updateJsxClosingElement(node, nodeVisitor(node.tagName, visitor, ts.isJsxTagNameExpression));
-            case 277:
-                return factory.updateJsxFragment(node, nodeVisitor(node.openingFragment, visitor, ts.isJsxOpeningFragment), nodesVisitor(node.children, visitor, ts.isJsxChild), nodeVisitor(node.closingFragment, visitor, ts.isJsxClosingFragment));
-            case 280:
-                return factory.updateJsxAttribute(node, nodeVisitor(node.name, visitor, ts.isIdentifier), nodeVisitor(node.initializer, visitor, ts.isStringLiteralOrJsxExpression));
-            case 281:
-                return factory.updateJsxAttributes(node, nodesVisitor(node.properties, visitor, ts.isJsxAttributeLike));
-            case 282:
-                return factory.updateJsxSpreadAttribute(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 283:
-                return factory.updateJsxExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 284:
-                return factory.updateCaseClause(node, nodeVisitor(node.expression, visitor, ts.isExpression), nodesVisitor(node.statements, visitor, ts.isStatement));
-            case 285:
-                return factory.updateDefaultClause(node, nodesVisitor(node.statements, visitor, ts.isStatement));
-            case 286:
-                return factory.updateHeritageClause(node, nodesVisitor(node.types, visitor, ts.isExpressionWithTypeArguments));
-            case 287:
-                return factory.updateCatchClause(node, nodeVisitor(node.variableDeclaration, visitor, ts.isVariableDeclaration), nodeVisitor(node.block, visitor, ts.isBlock));
-            case 288:
-                return factory.updatePropertyAssignment(node, nodeVisitor(node.name, visitor, ts.isPropertyName), nodeVisitor(node.initializer, visitor, ts.isExpression));
-            case 289:
-                return factory.updateShorthandPropertyAssignment(node, nodeVisitor(node.name, visitor, ts.isIdentifier), nodeVisitor(node.objectAssignmentInitializer, visitor, ts.isExpression));
-            case 290:
-                return factory.updateSpreadAssignment(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 291:
-                return factory.updateEnumMember(node, nodeVisitor(node.name, visitor, ts.isPropertyName), nodeVisitor(node.initializer, visitor, ts.isExpression));
-            case 297:
-                return factory.updateSourceFile(node, visitLexicalEnvironment(node.statements, visitor, context));
-            case 336:
-                return factory.updatePartiallyEmittedExpression(node, nodeVisitor(node.expression, visitor, ts.isExpression));
-            case 337:
-                return factory.updateCommaListExpression(node, nodesVisitor(node.elements, visitor, ts.isExpression));
-            default:
-                return node;
-        }
-    }
-    ts.visitEachChild = visitEachChild;
-    function extractSingleNode(nodes) {
-        ts.Debug.assert(nodes.length <= 1, "Too many nodes written to output.");
-        return ts.singleOrUndefined(nodes);
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createSourceMapGenerator(host, file, sourceRoot, sourcesDirectoryPath, generatorOptions) {
-        var _a = generatorOptions.extendedDiagnostics
-            ? ts.performance.createTimer("Source Map", "beforeSourcemap", "afterSourcemap")
-            : ts.performance.nullTimer, enter = _a.enter, exit = _a.exit;
-        var rawSources = [];
-        var sources = [];
-        var sourceToSourceIndexMap = new ts.Map();
-        var sourcesContent;
-        var names = [];
-        var nameToNameIndexMap;
-        var mappings = "";
-        var lastGeneratedLine = 0;
-        var lastGeneratedCharacter = 0;
-        var lastSourceIndex = 0;
-        var lastSourceLine = 0;
-        var lastSourceCharacter = 0;
-        var lastNameIndex = 0;
-        var hasLast = false;
-        var pendingGeneratedLine = 0;
-        var pendingGeneratedCharacter = 0;
-        var pendingSourceIndex = 0;
-        var pendingSourceLine = 0;
-        var pendingSourceCharacter = 0;
-        var pendingNameIndex = 0;
-        var hasPending = false;
-        var hasPendingSource = false;
-        var hasPendingName = false;
-        return {
-            getSources: function () { return rawSources; },
-            addSource: addSource,
-            setSourceContent: setSourceContent,
-            addName: addName,
-            addMapping: addMapping,
-            appendSourceMap: appendSourceMap,
-            toJSON: toJSON,
-            toString: function () { return JSON.stringify(toJSON()); }
-        };
-        function addSource(fileName) {
-            enter();
-            var source = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, fileName, host.getCurrentDirectory(), host.getCanonicalFileName, true);
-            var sourceIndex = sourceToSourceIndexMap.get(source);
-            if (sourceIndex === undefined) {
-                sourceIndex = sources.length;
-                sources.push(source);
-                rawSources.push(fileName);
-                sourceToSourceIndexMap.set(source, sourceIndex);
-            }
-            exit();
-            return sourceIndex;
-        }
-        function setSourceContent(sourceIndex, content) {
-            enter();
-            if (content !== null) {
-                if (!sourcesContent)
-                    sourcesContent = [];
-                while (sourcesContent.length < sourceIndex) {
-                    sourcesContent.push(null);
-                }
-                sourcesContent[sourceIndex] = content;
-            }
-            exit();
-        }
-        function addName(name) {
-            enter();
-            if (!nameToNameIndexMap)
-                nameToNameIndexMap = new ts.Map();
-            var nameIndex = nameToNameIndexMap.get(name);
-            if (nameIndex === undefined) {
-                nameIndex = names.length;
-                names.push(name);
-                nameToNameIndexMap.set(name, nameIndex);
-            }
-            exit();
-            return nameIndex;
-        }
-        function isNewGeneratedPosition(generatedLine, generatedCharacter) {
-            return !hasPending
-                || pendingGeneratedLine !== generatedLine
-                || pendingGeneratedCharacter !== generatedCharacter;
-        }
-        function isBacktrackingSourcePosition(sourceIndex, sourceLine, sourceCharacter) {
-            return sourceIndex !== undefined
-                && sourceLine !== undefined
-                && sourceCharacter !== undefined
-                && pendingSourceIndex === sourceIndex
-                && (pendingSourceLine > sourceLine
-                    || pendingSourceLine === sourceLine && pendingSourceCharacter > sourceCharacter);
-        }
-        function addMapping(generatedLine, generatedCharacter, sourceIndex, sourceLine, sourceCharacter, nameIndex) {
-            ts.Debug.assert(generatedLine >= pendingGeneratedLine, "generatedLine cannot backtrack");
-            ts.Debug.assert(generatedCharacter >= 0, "generatedCharacter cannot be negative");
-            ts.Debug.assert(sourceIndex === undefined || sourceIndex >= 0, "sourceIndex cannot be negative");
-            ts.Debug.assert(sourceLine === undefined || sourceLine >= 0, "sourceLine cannot be negative");
-            ts.Debug.assert(sourceCharacter === undefined || sourceCharacter >= 0, "sourceCharacter cannot be negative");
-            enter();
-            if (isNewGeneratedPosition(generatedLine, generatedCharacter) ||
-                isBacktrackingSourcePosition(sourceIndex, sourceLine, sourceCharacter)) {
-                commitPendingMapping();
-                pendingGeneratedLine = generatedLine;
-                pendingGeneratedCharacter = generatedCharacter;
-                hasPendingSource = false;
-                hasPendingName = false;
-                hasPending = true;
-            }
-            if (sourceIndex !== undefined && sourceLine !== undefined && sourceCharacter !== undefined) {
-                pendingSourceIndex = sourceIndex;
-                pendingSourceLine = sourceLine;
-                pendingSourceCharacter = sourceCharacter;
-                hasPendingSource = true;
-                if (nameIndex !== undefined) {
-                    pendingNameIndex = nameIndex;
-                    hasPendingName = true;
-                }
-            }
-            exit();
-        }
-        function appendSourceMap(generatedLine, generatedCharacter, map, sourceMapPath, start, end) {
-            ts.Debug.assert(generatedLine >= pendingGeneratedLine, "generatedLine cannot backtrack");
-            ts.Debug.assert(generatedCharacter >= 0, "generatedCharacter cannot be negative");
-            enter();
-            var sourceIndexToNewSourceIndexMap = [];
-            var nameIndexToNewNameIndexMap;
-            var mappingIterator = decodeMappings(map.mappings);
-            for (var iterResult = mappingIterator.next(); !iterResult.done; iterResult = mappingIterator.next()) {
-                var raw = iterResult.value;
-                if (end && (raw.generatedLine > end.line ||
-                    (raw.generatedLine === end.line && raw.generatedCharacter > end.character))) {
-                    break;
-                }
-                if (start && (raw.generatedLine < start.line ||
-                    (start.line === raw.generatedLine && raw.generatedCharacter < start.character))) {
-                    continue;
-                }
-                var newSourceIndex = void 0;
-                var newSourceLine = void 0;
-                var newSourceCharacter = void 0;
-                var newNameIndex = void 0;
-                if (raw.sourceIndex !== undefined) {
-                    newSourceIndex = sourceIndexToNewSourceIndexMap[raw.sourceIndex];
-                    if (newSourceIndex === undefined) {
-                        var rawPath = map.sources[raw.sourceIndex];
-                        var relativePath = map.sourceRoot ? ts.combinePaths(map.sourceRoot, rawPath) : rawPath;
-                        var combinedPath = ts.combinePaths(ts.getDirectoryPath(sourceMapPath), relativePath);
-                        sourceIndexToNewSourceIndexMap[raw.sourceIndex] = newSourceIndex = addSource(combinedPath);
-                        if (map.sourcesContent && typeof map.sourcesContent[raw.sourceIndex] === "string") {
-                            setSourceContent(newSourceIndex, map.sourcesContent[raw.sourceIndex]);
-                        }
-                    }
-                    newSourceLine = raw.sourceLine;
-                    newSourceCharacter = raw.sourceCharacter;
-                    if (map.names && raw.nameIndex !== undefined) {
-                        if (!nameIndexToNewNameIndexMap)
-                            nameIndexToNewNameIndexMap = [];
-                        newNameIndex = nameIndexToNewNameIndexMap[raw.nameIndex];
-                        if (newNameIndex === undefined) {
-                            nameIndexToNewNameIndexMap[raw.nameIndex] = newNameIndex = addName(map.names[raw.nameIndex]);
-                        }
-                    }
-                }
-                var rawGeneratedLine = raw.generatedLine - (start ? start.line : 0);
-                var newGeneratedLine = rawGeneratedLine + generatedLine;
-                var rawGeneratedCharacter = start && start.line === raw.generatedLine ? raw.generatedCharacter - start.character : raw.generatedCharacter;
-                var newGeneratedCharacter = rawGeneratedLine === 0 ? rawGeneratedCharacter + generatedCharacter : rawGeneratedCharacter;
-                addMapping(newGeneratedLine, newGeneratedCharacter, newSourceIndex, newSourceLine, newSourceCharacter, newNameIndex);
-            }
-            exit();
-        }
-        function shouldCommitMapping() {
-            return !hasLast
-                || lastGeneratedLine !== pendingGeneratedLine
-                || lastGeneratedCharacter !== pendingGeneratedCharacter
-                || lastSourceIndex !== pendingSourceIndex
-                || lastSourceLine !== pendingSourceLine
-                || lastSourceCharacter !== pendingSourceCharacter
-                || lastNameIndex !== pendingNameIndex;
-        }
-        function commitPendingMapping() {
-            if (!hasPending || !shouldCommitMapping()) {
-                return;
-            }
-            enter();
-            if (lastGeneratedLine < pendingGeneratedLine) {
-                do {
-                    mappings += ";";
-                    lastGeneratedLine++;
-                    lastGeneratedCharacter = 0;
-                } while (lastGeneratedLine < pendingGeneratedLine);
-            }
-            else {
-                ts.Debug.assertEqual(lastGeneratedLine, pendingGeneratedLine, "generatedLine cannot backtrack");
-                if (hasLast) {
-                    mappings += ",";
-                }
-            }
-            mappings += base64VLQFormatEncode(pendingGeneratedCharacter - lastGeneratedCharacter);
-            lastGeneratedCharacter = pendingGeneratedCharacter;
-            if (hasPendingSource) {
-                mappings += base64VLQFormatEncode(pendingSourceIndex - lastSourceIndex);
-                lastSourceIndex = pendingSourceIndex;
-                mappings += base64VLQFormatEncode(pendingSourceLine - lastSourceLine);
-                lastSourceLine = pendingSourceLine;
-                mappings += base64VLQFormatEncode(pendingSourceCharacter - lastSourceCharacter);
-                lastSourceCharacter = pendingSourceCharacter;
-                if (hasPendingName) {
-                    mappings += base64VLQFormatEncode(pendingNameIndex - lastNameIndex);
-                    lastNameIndex = pendingNameIndex;
-                }
-            }
-            hasLast = true;
-            exit();
-        }
-        function toJSON() {
-            commitPendingMapping();
-            return {
-                version: 3,
-                file: file,
-                sourceRoot: sourceRoot,
-                sources: sources,
-                names: names,
-                mappings: mappings,
-                sourcesContent: sourcesContent,
-            };
-        }
-    }
-    ts.createSourceMapGenerator = createSourceMapGenerator;
-    var sourceMapCommentRegExp = /^\/\/[@#] source[M]appingURL=(.+)\s*$/;
-    var whitespaceOrMapCommentRegExp = /^\s*(\/\/[@#] .*)?$/;
-    function getLineInfo(text, lineStarts) {
-        return {
-            getLineCount: function () { return lineStarts.length; },
-            getLineText: function (line) { return text.substring(lineStarts[line], lineStarts[line + 1]); }
-        };
-    }
-    ts.getLineInfo = getLineInfo;
-    function tryGetSourceMappingURL(lineInfo) {
-        for (var index = lineInfo.getLineCount() - 1; index >= 0; index--) {
-            var line = lineInfo.getLineText(index);
-            var comment = sourceMapCommentRegExp.exec(line);
-            if (comment) {
-                return comment[1];
-            }
-            else if (!line.match(whitespaceOrMapCommentRegExp)) {
-                break;
-            }
-        }
-    }
-    ts.tryGetSourceMappingURL = tryGetSourceMappingURL;
-    function isStringOrNull(x) {
-        return typeof x === "string" || x === null;
-    }
-    function isRawSourceMap(x) {
-        return x !== null
-            && typeof x === "object"
-            && x.version === 3
-            && typeof x.file === "string"
-            && typeof x.mappings === "string"
-            && ts.isArray(x.sources) && ts.every(x.sources, ts.isString)
-            && (x.sourceRoot === undefined || x.sourceRoot === null || typeof x.sourceRoot === "string")
-            && (x.sourcesContent === undefined || x.sourcesContent === null || ts.isArray(x.sourcesContent) && ts.every(x.sourcesContent, isStringOrNull))
-            && (x.names === undefined || x.names === null || ts.isArray(x.names) && ts.every(x.names, ts.isString));
-    }
-    ts.isRawSourceMap = isRawSourceMap;
-    function tryParseRawSourceMap(text) {
-        try {
-            var parsed = JSON.parse(text);
-            if (isRawSourceMap(parsed)) {
-                return parsed;
-            }
-        }
-        catch (_a) {
-        }
-        return undefined;
-    }
-    ts.tryParseRawSourceMap = tryParseRawSourceMap;
-    function decodeMappings(mappings) {
-        var done = false;
-        var pos = 0;
-        var generatedLine = 0;
-        var generatedCharacter = 0;
-        var sourceIndex = 0;
-        var sourceLine = 0;
-        var sourceCharacter = 0;
-        var nameIndex = 0;
-        var error;
-        return {
-            get pos() { return pos; },
-            get error() { return error; },
-            get state() { return captureMapping(true, true); },
-            next: function () {
-                while (!done && pos < mappings.length) {
-                    var ch = mappings.charCodeAt(pos);
-                    if (ch === 59) {
-                        generatedLine++;
-                        generatedCharacter = 0;
-                        pos++;
-                        continue;
-                    }
-                    if (ch === 44) {
-                        pos++;
-                        continue;
-                    }
-                    var hasSource = false;
-                    var hasName = false;
-                    generatedCharacter += base64VLQFormatDecode();
-                    if (hasReportedError())
-                        return stopIterating();
-                    if (generatedCharacter < 0)
-                        return setErrorAndStopIterating("Invalid generatedCharacter found");
-                    if (!isSourceMappingSegmentEnd()) {
-                        hasSource = true;
-                        sourceIndex += base64VLQFormatDecode();
-                        if (hasReportedError())
-                            return stopIterating();
-                        if (sourceIndex < 0)
-                            return setErrorAndStopIterating("Invalid sourceIndex found");
-                        if (isSourceMappingSegmentEnd())
-                            return setErrorAndStopIterating("Unsupported Format: No entries after sourceIndex");
-                        sourceLine += base64VLQFormatDecode();
-                        if (hasReportedError())
-                            return stopIterating();
-                        if (sourceLine < 0)
-                            return setErrorAndStopIterating("Invalid sourceLine found");
-                        if (isSourceMappingSegmentEnd())
-                            return setErrorAndStopIterating("Unsupported Format: No entries after sourceLine");
-                        sourceCharacter += base64VLQFormatDecode();
-                        if (hasReportedError())
-                            return stopIterating();
-                        if (sourceCharacter < 0)
-                            return setErrorAndStopIterating("Invalid sourceCharacter found");
-                        if (!isSourceMappingSegmentEnd()) {
-                            hasName = true;
-                            nameIndex += base64VLQFormatDecode();
-                            if (hasReportedError())
-                                return stopIterating();
-                            if (nameIndex < 0)
-                                return setErrorAndStopIterating("Invalid nameIndex found");
-                            if (!isSourceMappingSegmentEnd())
-                                return setErrorAndStopIterating("Unsupported Error Format: Entries after nameIndex");
-                        }
-                    }
-                    return { value: captureMapping(hasSource, hasName), done: done };
-                }
-                return stopIterating();
-            }
-        };
-        function captureMapping(hasSource, hasName) {
-            return {
-                generatedLine: generatedLine,
-                generatedCharacter: generatedCharacter,
-                sourceIndex: hasSource ? sourceIndex : undefined,
-                sourceLine: hasSource ? sourceLine : undefined,
-                sourceCharacter: hasSource ? sourceCharacter : undefined,
-                nameIndex: hasName ? nameIndex : undefined
-            };
-        }
-        function stopIterating() {
-            done = true;
-            return { value: undefined, done: true };
-        }
-        function setError(message) {
-            if (error === undefined) {
-                error = message;
-            }
-        }
-        function setErrorAndStopIterating(message) {
-            setError(message);
-            return stopIterating();
-        }
-        function hasReportedError() {
-            return error !== undefined;
-        }
-        function isSourceMappingSegmentEnd() {
-            return (pos === mappings.length ||
-                mappings.charCodeAt(pos) === 44 ||
-                mappings.charCodeAt(pos) === 59);
-        }
-        function base64VLQFormatDecode() {
-            var moreDigits = true;
-            var shiftCount = 0;
-            var value = 0;
-            for (; moreDigits; pos++) {
-                if (pos >= mappings.length)
-                    return setError("Error in decoding base64VLQFormatDecode, past the mapping string"), -1;
-                var currentByte = base64FormatDecode(mappings.charCodeAt(pos));
-                if (currentByte === -1)
-                    return setError("Invalid character in VLQ"), -1;
-                moreDigits = (currentByte & 32) !== 0;
-                value = value | ((currentByte & 31) << shiftCount);
-                shiftCount += 5;
-            }
-            if ((value & 1) === 0) {
-                value = value >> 1;
-            }
-            else {
-                value = value >> 1;
-                value = -value;
-            }
-            return value;
-        }
-    }
-    ts.decodeMappings = decodeMappings;
-    function sameMapping(left, right) {
-        return left === right
-            || left.generatedLine === right.generatedLine
-                && left.generatedCharacter === right.generatedCharacter
-                && left.sourceIndex === right.sourceIndex
-                && left.sourceLine === right.sourceLine
-                && left.sourceCharacter === right.sourceCharacter
-                && left.nameIndex === right.nameIndex;
-    }
-    ts.sameMapping = sameMapping;
-    function isSourceMapping(mapping) {
-        return mapping.sourceIndex !== undefined
-            && mapping.sourceLine !== undefined
-            && mapping.sourceCharacter !== undefined;
-    }
-    ts.isSourceMapping = isSourceMapping;
-    function base64FormatEncode(value) {
-        return value >= 0 && value < 26 ? 65 + value :
-            value >= 26 && value < 52 ? 97 + value - 26 :
-                value >= 52 && value < 62 ? 48 + value - 52 :
-                    value === 62 ? 43 :
-                        value === 63 ? 47 :
-                            ts.Debug.fail(value + ": not a base64 value");
-    }
-    function base64FormatDecode(ch) {
-        return ch >= 65 && ch <= 90 ? ch - 65 :
-            ch >= 97 && ch <= 122 ? ch - 97 + 26 :
-                ch >= 48 && ch <= 57 ? ch - 48 + 52 :
-                    ch === 43 ? 62 :
-                        ch === 47 ? 63 :
-                            -1;
-    }
-    function base64VLQFormatEncode(inValue) {
-        if (inValue < 0) {
-            inValue = ((-inValue) << 1) + 1;
-        }
-        else {
-            inValue = inValue << 1;
-        }
-        var encodedStr = "";
-        do {
-            var currentDigit = inValue & 31;
-            inValue = inValue >> 5;
-            if (inValue > 0) {
-                currentDigit = currentDigit | 32;
-            }
-            encodedStr = encodedStr + String.fromCharCode(base64FormatEncode(currentDigit));
-        } while (inValue > 0);
-        return encodedStr;
-    }
-    function isSourceMappedPosition(value) {
-        return value.sourceIndex !== undefined
-            && value.sourcePosition !== undefined;
-    }
-    function sameMappedPosition(left, right) {
-        return left.generatedPosition === right.generatedPosition
-            && left.sourceIndex === right.sourceIndex
-            && left.sourcePosition === right.sourcePosition;
-    }
-    function compareSourcePositions(left, right) {
-        ts.Debug.assert(left.sourceIndex === right.sourceIndex);
-        return ts.compareValues(left.sourcePosition, right.sourcePosition);
-    }
-    function compareGeneratedPositions(left, right) {
-        return ts.compareValues(left.generatedPosition, right.generatedPosition);
-    }
-    function getSourcePositionOfMapping(value) {
-        return value.sourcePosition;
-    }
-    function getGeneratedPositionOfMapping(value) {
-        return value.generatedPosition;
-    }
-    function createDocumentPositionMapper(host, map, mapPath) {
-        var mapDirectory = ts.getDirectoryPath(mapPath);
-        var sourceRoot = map.sourceRoot ? ts.getNormalizedAbsolutePath(map.sourceRoot, mapDirectory) : mapDirectory;
-        var generatedAbsoluteFilePath = ts.getNormalizedAbsolutePath(map.file, mapDirectory);
-        var generatedFile = host.getSourceFileLike(generatedAbsoluteFilePath);
-        var sourceFileAbsolutePaths = map.sources.map(function (source) { return ts.getNormalizedAbsolutePath(source, sourceRoot); });
-        var sourceToSourceIndexMap = new ts.Map(sourceFileAbsolutePaths.map(function (source, i) { return [host.getCanonicalFileName(source), i]; }));
-        var decodedMappings;
-        var generatedMappings;
-        var sourceMappings;
-        return {
-            getSourcePosition: getSourcePosition,
-            getGeneratedPosition: getGeneratedPosition
-        };
-        function processMapping(mapping) {
-            var generatedPosition = generatedFile !== undefined
-                ? ts.getPositionOfLineAndCharacter(generatedFile, mapping.generatedLine, mapping.generatedCharacter, true)
-                : -1;
-            var source;
-            var sourcePosition;
-            if (isSourceMapping(mapping)) {
-                var sourceFile = host.getSourceFileLike(sourceFileAbsolutePaths[mapping.sourceIndex]);
-                source = map.sources[mapping.sourceIndex];
-                sourcePosition = sourceFile !== undefined
-                    ? ts.getPositionOfLineAndCharacter(sourceFile, mapping.sourceLine, mapping.sourceCharacter, true)
-                    : -1;
-            }
-            return {
-                generatedPosition: generatedPosition,
-                source: source,
-                sourceIndex: mapping.sourceIndex,
-                sourcePosition: sourcePosition,
-                nameIndex: mapping.nameIndex
-            };
-        }
-        function getDecodedMappings() {
-            if (decodedMappings === undefined) {
-                var decoder = decodeMappings(map.mappings);
-                var mappings = ts.arrayFrom(decoder, processMapping);
-                if (decoder.error !== undefined) {
-                    if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
-                    }
-                    decodedMappings = ts.emptyArray;
-                }
-                else {
-                    decodedMappings = mappings;
-                }
-            }
-            return decodedMappings;
-        }
-        function getSourceMappings(sourceIndex) {
-            if (sourceMappings === undefined) {
-                var lists = [];
-                for (var _i = 0, _a = getDecodedMappings(); _i < _a.length; _i++) {
-                    var mapping = _a[_i];
-                    if (!isSourceMappedPosition(mapping))
-                        continue;
-                    var list = lists[mapping.sourceIndex];
-                    if (!list)
-                        lists[mapping.sourceIndex] = list = [];
-                    list.push(mapping);
-                }
-                sourceMappings = lists.map(function (list) { return ts.sortAndDeduplicate(list, compareSourcePositions, sameMappedPosition); });
-            }
-            return sourceMappings[sourceIndex];
-        }
-        function getGeneratedMappings() {
-            if (generatedMappings === undefined) {
-                var list = [];
-                for (var _i = 0, _a = getDecodedMappings(); _i < _a.length; _i++) {
-                    var mapping = _a[_i];
-                    list.push(mapping);
-                }
-                generatedMappings = ts.sortAndDeduplicate(list, compareGeneratedPositions, sameMappedPosition);
-            }
-            return generatedMappings;
-        }
-        function getGeneratedPosition(loc) {
-            var sourceIndex = sourceToSourceIndexMap.get(host.getCanonicalFileName(loc.fileName));
-            if (sourceIndex === undefined)
-                return loc;
-            var sourceMappings = getSourceMappings(sourceIndex);
-            if (!ts.some(sourceMappings))
-                return loc;
-            var targetIndex = ts.binarySearchKey(sourceMappings, loc.pos, getSourcePositionOfMapping, ts.compareValues);
-            if (targetIndex < 0) {
-                targetIndex = ~targetIndex;
-            }
-            var mapping = sourceMappings[targetIndex];
-            if (mapping === undefined || mapping.sourceIndex !== sourceIndex) {
-                return loc;
-            }
-            return { fileName: generatedAbsoluteFilePath, pos: mapping.generatedPosition };
-        }
-        function getSourcePosition(loc) {
-            var generatedMappings = getGeneratedMappings();
-            if (!ts.some(generatedMappings))
-                return loc;
-            var targetIndex = ts.binarySearchKey(generatedMappings, loc.pos, getGeneratedPositionOfMapping, ts.compareValues);
-            if (targetIndex < 0) {
-                targetIndex = ~targetIndex;
-            }
-            var mapping = generatedMappings[targetIndex];
-            if (mapping === undefined || !isSourceMappedPosition(mapping)) {
-                return loc;
-            }
-            return { fileName: sourceFileAbsolutePaths[mapping.sourceIndex], pos: mapping.sourcePosition };
-        }
-    }
-    ts.createDocumentPositionMapper = createDocumentPositionMapper;
-    ts.identitySourceMapConsumer = {
-        getSourcePosition: ts.identity,
-        getGeneratedPosition: ts.identity
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getOriginalNodeId(node) {
-        node = ts.getOriginalNode(node);
-        return node ? ts.getNodeId(node) : 0;
-    }
-    ts.getOriginalNodeId = getOriginalNodeId;
-    function containsDefaultReference(node) {
-        if (!node)
-            return false;
-        if (!ts.isNamedImports(node))
-            return false;
-        return ts.some(node.elements, isNamedDefaultReference);
-    }
-    function isNamedDefaultReference(e) {
-        return e.propertyName !== undefined && e.propertyName.escapedText === "default";
-    }
-    function chainBundle(context, transformSourceFile) {
-        return transformSourceFileOrBundle;
-        function transformSourceFileOrBundle(node) {
-            return node.kind === 297 ? transformSourceFile(node) : transformBundle(node);
-        }
-        function transformBundle(node) {
-            return context.factory.createBundle(ts.map(node.sourceFiles, transformSourceFile), node.prepends);
-        }
-    }
-    ts.chainBundle = chainBundle;
-    function getExportNeedsImportStarHelper(node) {
-        return !!ts.getNamespaceDeclarationNode(node);
-    }
-    ts.getExportNeedsImportStarHelper = getExportNeedsImportStarHelper;
-    function getImportNeedsImportStarHelper(node) {
-        if (!!ts.getNamespaceDeclarationNode(node)) {
-            return true;
-        }
-        var bindings = node.importClause && node.importClause.namedBindings;
-        if (!bindings) {
-            return false;
-        }
-        if (!ts.isNamedImports(bindings))
-            return false;
-        var defaultRefCount = 0;
-        for (var _i = 0, _a = bindings.elements; _i < _a.length; _i++) {
-            var binding = _a[_i];
-            if (isNamedDefaultReference(binding)) {
-                defaultRefCount++;
-            }
-        }
-        return (defaultRefCount > 0 && defaultRefCount !== bindings.elements.length) || (!!(bindings.elements.length - defaultRefCount) && ts.isDefaultImport(node));
-    }
-    ts.getImportNeedsImportStarHelper = getImportNeedsImportStarHelper;
-    function getImportNeedsImportDefaultHelper(node) {
-        return !getImportNeedsImportStarHelper(node) && (ts.isDefaultImport(node) || (!!node.importClause && ts.isNamedImports(node.importClause.namedBindings) && containsDefaultReference(node.importClause.namedBindings)));
-    }
-    ts.getImportNeedsImportDefaultHelper = getImportNeedsImportDefaultHelper;
-    function collectExternalModuleInfo(context, sourceFile, resolver, compilerOptions) {
-        var externalImports = [];
-        var exportSpecifiers = ts.createMultiMap();
-        var exportedBindings = [];
-        var uniqueExports = new ts.Map();
-        var exportedNames;
-        var hasExportDefault = false;
-        var exportEquals;
-        var hasExportStarsToExportValues = false;
-        var hasImportStar = false;
-        var hasImportDefault = false;
-        for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) {
-            var node = _a[_i];
-            switch (node.kind) {
-                case 261:
-                    externalImports.push(node);
-                    if (!hasImportStar && getImportNeedsImportStarHelper(node)) {
-                        hasImportStar = true;
-                    }
-                    if (!hasImportDefault && getImportNeedsImportDefaultHelper(node)) {
-                        hasImportDefault = true;
-                    }
-                    break;
-                case 260:
-                    if (node.moduleReference.kind === 272) {
-                        externalImports.push(node);
-                    }
-                    break;
-                case 267:
-                    if (node.moduleSpecifier) {
-                        if (!node.exportClause) {
-                            externalImports.push(node);
-                            hasExportStarsToExportValues = true;
-                        }
-                        else {
-                            externalImports.push(node);
-                            if (ts.isNamedExports(node.exportClause)) {
-                                addExportedNamesForExportDeclaration(node);
-                            }
-                            else {
-                                var name = node.exportClause.name;
-                                if (!uniqueExports.get(ts.idText(name))) {
-                                    multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name);
-                                    uniqueExports.set(ts.idText(name), true);
-                                    exportedNames = ts.append(exportedNames, name);
-                                }
-                                hasImportStar = true;
-                            }
-                        }
-                    }
-                    else {
-                        addExportedNamesForExportDeclaration(node);
-                    }
-                    break;
-                case 266:
-                    if (node.isExportEquals && !exportEquals) {
-                        exportEquals = node;
-                    }
-                    break;
-                case 232:
-                    if (ts.hasSyntacticModifier(node, 1)) {
-                        for (var _b = 0, _c = node.declarationList.declarations; _b < _c.length; _b++) {
-                            var decl = _c[_b];
-                            exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames);
-                        }
-                    }
-                    break;
-                case 251:
-                    if (ts.hasSyntacticModifier(node, 1)) {
-                        if (ts.hasSyntacticModifier(node, 512)) {
-                            if (!hasExportDefault) {
-                                multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), context.factory.getDeclarationName(node));
-                                hasExportDefault = true;
-                            }
-                        }
-                        else {
-                            var name = node.name;
-                            if (!uniqueExports.get(ts.idText(name))) {
-                                multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name);
-                                uniqueExports.set(ts.idText(name), true);
-                                exportedNames = ts.append(exportedNames, name);
-                            }
-                        }
-                    }
-                    break;
-                case 252:
-                    if (ts.hasSyntacticModifier(node, 1)) {
-                        if (ts.hasSyntacticModifier(node, 512)) {
-                            if (!hasExportDefault) {
-                                multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), context.factory.getDeclarationName(node));
-                                hasExportDefault = true;
-                            }
-                        }
-                        else {
-                            var name = node.name;
-                            if (name && !uniqueExports.get(ts.idText(name))) {
-                                multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name);
-                                uniqueExports.set(ts.idText(name), true);
-                                exportedNames = ts.append(exportedNames, name);
-                            }
-                        }
-                    }
-                    break;
-            }
-        }
-        var externalHelpersImportDeclaration = ts.createExternalHelpersImportDeclarationIfNeeded(context.factory, context.getEmitHelperFactory(), sourceFile, compilerOptions, hasExportStarsToExportValues, hasImportStar, hasImportDefault);
-        if (externalHelpersImportDeclaration) {
-            externalImports.unshift(externalHelpersImportDeclaration);
-        }
-        return { externalImports: externalImports, exportSpecifiers: exportSpecifiers, exportEquals: exportEquals, hasExportStarsToExportValues: hasExportStarsToExportValues, exportedBindings: exportedBindings, exportedNames: exportedNames, externalHelpersImportDeclaration: externalHelpersImportDeclaration };
-        function addExportedNamesForExportDeclaration(node) {
-            for (var _i = 0, _a = ts.cast(node.exportClause, ts.isNamedExports).elements; _i < _a.length; _i++) {
-                var specifier = _a[_i];
-                if (!uniqueExports.get(ts.idText(specifier.name))) {
-                    var name = specifier.propertyName || specifier.name;
-                    if (!node.moduleSpecifier) {
-                        exportSpecifiers.add(ts.idText(name), specifier);
-                    }
-                    var decl = resolver.getReferencedImportDeclaration(name)
-                        || resolver.getReferencedValueDeclaration(name);
-                    if (decl) {
-                        multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(decl), specifier.name);
-                    }
-                    uniqueExports.set(ts.idText(specifier.name), true);
-                    exportedNames = ts.append(exportedNames, specifier.name);
-                }
-            }
-        }
-    }
-    ts.collectExternalModuleInfo = collectExternalModuleInfo;
-    function collectExportedVariableInfo(decl, uniqueExports, exportedNames) {
-        if (ts.isBindingPattern(decl.name)) {
-            for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) {
-                var element = _a[_i];
-                if (!ts.isOmittedExpression(element)) {
-                    exportedNames = collectExportedVariableInfo(element, uniqueExports, exportedNames);
-                }
-            }
-        }
-        else if (!ts.isGeneratedIdentifier(decl.name)) {
-            var text = ts.idText(decl.name);
-            if (!uniqueExports.get(text)) {
-                uniqueExports.set(text, true);
-                exportedNames = ts.append(exportedNames, decl.name);
-            }
-        }
-        return exportedNames;
-    }
-    function multiMapSparseArrayAdd(map, key, value) {
-        var values = map[key];
-        if (values) {
-            values.push(value);
-        }
-        else {
-            map[key] = values = [value];
-        }
-        return values;
-    }
-    function isSimpleCopiableExpression(expression) {
-        return ts.isStringLiteralLike(expression) ||
-            expression.kind === 8 ||
-            ts.isKeyword(expression.kind) ||
-            ts.isIdentifier(expression);
-    }
-    ts.isSimpleCopiableExpression = isSimpleCopiableExpression;
-    function isSimpleInlineableExpression(expression) {
-        return !ts.isIdentifier(expression) && isSimpleCopiableExpression(expression) ||
-            ts.isWellKnownSymbolSyntactically(expression);
-    }
-    ts.isSimpleInlineableExpression = isSimpleInlineableExpression;
-    function isCompoundAssignment(kind) {
-        return kind >= 63
-            && kind <= 77;
-    }
-    ts.isCompoundAssignment = isCompoundAssignment;
-    function getNonAssignmentOperatorForCompoundAssignment(kind) {
-        switch (kind) {
-            case 63: return 39;
-            case 64: return 40;
-            case 65: return 41;
-            case 66: return 42;
-            case 67: return 43;
-            case 68: return 44;
-            case 69: return 47;
-            case 70: return 48;
-            case 71: return 49;
-            case 72: return 50;
-            case 73: return 51;
-            case 77: return 52;
-            case 74: return 56;
-            case 75: return 55;
-            case 76: return 60;
-        }
-    }
-    ts.getNonAssignmentOperatorForCompoundAssignment = getNonAssignmentOperatorForCompoundAssignment;
-    function addPrologueDirectivesAndInitialSuperCall(factory, ctor, result, visitor) {
-        if (ctor.body) {
-            var statements = ctor.body.statements;
-            var index = factory.copyPrologue(statements, result, false, visitor);
-            if (index === statements.length) {
-                return index;
-            }
-            var superIndex = ts.findIndex(statements, function (s) { return ts.isExpressionStatement(s) && ts.isSuperCall(s.expression); }, index);
-            if (superIndex > -1) {
-                for (var i = index; i <= superIndex; i++) {
-                    result.push(ts.visitNode(statements[i], visitor, ts.isStatement));
-                }
-                return superIndex + 1;
-            }
-            return index;
-        }
-        return 0;
-    }
-    ts.addPrologueDirectivesAndInitialSuperCall = addPrologueDirectivesAndInitialSuperCall;
-    function getProperties(node, requireInitializer, isStatic) {
-        return ts.filter(node.members, function (m) { return isInitializedOrStaticProperty(m, requireInitializer, isStatic); });
-    }
-    ts.getProperties = getProperties;
-    function isInitializedOrStaticProperty(member, requireInitializer, isStatic) {
-        return ts.isPropertyDeclaration(member)
-            && (!!member.initializer || !requireInitializer)
-            && ts.hasStaticModifier(member) === isStatic;
-    }
-    function isInitializedProperty(member) {
-        return member.kind === 163
-            && member.initializer !== undefined;
-    }
-    ts.isInitializedProperty = isInitializedProperty;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function flattenDestructuringAssignment(node, visitor, context, level, needsValue, createAssignmentCallback) {
-        var location = node;
-        var value;
-        if (ts.isDestructuringAssignment(node)) {
-            value = node.right;
-            while (ts.isEmptyArrayLiteral(node.left) || ts.isEmptyObjectLiteral(node.left)) {
-                if (ts.isDestructuringAssignment(value)) {
-                    location = node = value;
-                    value = node.right;
-                }
-                else {
-                    return ts.visitNode(value, visitor, ts.isExpression);
-                }
-            }
-        }
-        var expressions;
-        var flattenContext = {
-            context: context,
-            level: level,
-            downlevelIteration: !!context.getCompilerOptions().downlevelIteration,
-            hoistTempVariables: true,
-            emitExpression: emitExpression,
-            emitBindingOrAssignment: emitBindingOrAssignment,
-            createArrayBindingOrAssignmentPattern: function (elements) { return makeArrayAssignmentPattern(context.factory, elements); },
-            createObjectBindingOrAssignmentPattern: function (elements) { return makeObjectAssignmentPattern(context.factory, elements); },
-            createArrayBindingOrAssignmentElement: makeAssignmentElement,
-            visitor: visitor
-        };
-        if (value) {
-            value = ts.visitNode(value, visitor, ts.isExpression);
-            if (ts.isIdentifier(value) && bindingOrAssignmentElementAssignsToName(node, value.escapedText) ||
-                bindingOrAssignmentElementContainsNonLiteralComputedName(node)) {
-                value = ensureIdentifier(flattenContext, value, false, location);
-            }
-            else if (needsValue) {
-                value = ensureIdentifier(flattenContext, value, true, location);
-            }
-            else if (ts.nodeIsSynthesized(node)) {
-                location = value;
-            }
-        }
-        flattenBindingOrAssignmentElement(flattenContext, node, value, location, ts.isDestructuringAssignment(node));
-        if (value && needsValue) {
-            if (!ts.some(expressions)) {
-                return value;
-            }
-            expressions.push(value);
-        }
-        return context.factory.inlineExpressions(expressions) || context.factory.createOmittedExpression();
-        function emitExpression(expression) {
-            expressions = ts.append(expressions, expression);
-        }
-        function emitBindingOrAssignment(target, value, location, original) {
-            ts.Debug.assertNode(target, createAssignmentCallback ? ts.isIdentifier : ts.isExpression);
-            var expression = createAssignmentCallback
-                ? createAssignmentCallback(target, value, location)
-                : ts.setTextRange(context.factory.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value), location);
-            expression.original = original;
-            emitExpression(expression);
-        }
-    }
-    ts.flattenDestructuringAssignment = flattenDestructuringAssignment;
-    function bindingOrAssignmentElementAssignsToName(element, escapedName) {
-        var target = ts.getTargetOfBindingOrAssignmentElement(element);
-        if (ts.isBindingOrAssignmentPattern(target)) {
-            return bindingOrAssignmentPatternAssignsToName(target, escapedName);
-        }
-        else if (ts.isIdentifier(target)) {
-            return target.escapedText === escapedName;
-        }
-        return false;
-    }
-    function bindingOrAssignmentPatternAssignsToName(pattern, escapedName) {
-        var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern);
-        for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) {
-            var element = elements_3[_i];
-            if (bindingOrAssignmentElementAssignsToName(element, escapedName)) {
-                return true;
-            }
-        }
-        return false;
-    }
-    function bindingOrAssignmentElementContainsNonLiteralComputedName(element) {
-        var propertyName = ts.tryGetPropertyNameOfBindingOrAssignmentElement(element);
-        if (propertyName && ts.isComputedPropertyName(propertyName) && !ts.isLiteralExpression(propertyName.expression)) {
-            return true;
-        }
-        var target = ts.getTargetOfBindingOrAssignmentElement(element);
-        return !!target && ts.isBindingOrAssignmentPattern(target) && bindingOrAssignmentPatternContainsNonLiteralComputedName(target);
-    }
-    function bindingOrAssignmentPatternContainsNonLiteralComputedName(pattern) {
-        return !!ts.forEach(ts.getElementsOfBindingOrAssignmentPattern(pattern), bindingOrAssignmentElementContainsNonLiteralComputedName);
-    }
-    function flattenDestructuringBinding(node, visitor, context, level, rval, hoistTempVariables, skipInitializer) {
-        if (hoistTempVariables === void 0) { hoistTempVariables = false; }
-        var pendingExpressions;
-        var pendingDeclarations = [];
-        var declarations = [];
-        var flattenContext = {
-            context: context,
-            level: level,
-            downlevelIteration: !!context.getCompilerOptions().downlevelIteration,
-            hoistTempVariables: hoistTempVariables,
-            emitExpression: emitExpression,
-            emitBindingOrAssignment: emitBindingOrAssignment,
-            createArrayBindingOrAssignmentPattern: function (elements) { return makeArrayBindingPattern(context.factory, elements); },
-            createObjectBindingOrAssignmentPattern: function (elements) { return makeObjectBindingPattern(context.factory, elements); },
-            createArrayBindingOrAssignmentElement: function (name) { return makeBindingElement(context.factory, name); },
-            visitor: visitor
-        };
-        if (ts.isVariableDeclaration(node)) {
-            var initializer = ts.getInitializerOfBindingOrAssignmentElement(node);
-            if (initializer && (ts.isIdentifier(initializer) && bindingOrAssignmentElementAssignsToName(node, initializer.escapedText) ||
-                bindingOrAssignmentElementContainsNonLiteralComputedName(node))) {
-                initializer = ensureIdentifier(flattenContext, initializer, false, initializer);
-                node = context.factory.updateVariableDeclaration(node, node.name, undefined, undefined, initializer);
-            }
-        }
-        flattenBindingOrAssignmentElement(flattenContext, node, rval, node, skipInitializer);
-        if (pendingExpressions) {
-            var temp = context.factory.createTempVariable(undefined);
-            if (hoistTempVariables) {
-                var value = context.factory.inlineExpressions(pendingExpressions);
-                pendingExpressions = undefined;
-                emitBindingOrAssignment(temp, value, undefined, undefined);
-            }
-            else {
-                context.hoistVariableDeclaration(temp);
-                var pendingDeclaration = ts.last(pendingDeclarations);
-                pendingDeclaration.pendingExpressions = ts.append(pendingDeclaration.pendingExpressions, context.factory.createAssignment(temp, pendingDeclaration.value));
-                ts.addRange(pendingDeclaration.pendingExpressions, pendingExpressions);
-                pendingDeclaration.value = temp;
-            }
-        }
-        for (var _i = 0, pendingDeclarations_1 = pendingDeclarations; _i < pendingDeclarations_1.length; _i++) {
-            var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name = _a.name, value = _a.value, location = _a.location, original = _a.original;
-            var variable = context.factory.createVariableDeclaration(name, undefined, undefined, pendingExpressions_1 ? context.factory.inlineExpressions(ts.append(pendingExpressions_1, value)) : value);
-            variable.original = original;
-            ts.setTextRange(variable, location);
-            declarations.push(variable);
-        }
-        return declarations;
-        function emitExpression(value) {
-            pendingExpressions = ts.append(pendingExpressions, value);
-        }
-        function emitBindingOrAssignment(target, value, location, original) {
-            ts.Debug.assertNode(target, ts.isBindingName);
-            if (pendingExpressions) {
-                value = context.factory.inlineExpressions(ts.append(pendingExpressions, value));
-                pendingExpressions = undefined;
-            }
-            pendingDeclarations.push({ pendingExpressions: pendingExpressions, name: target, value: value, location: location, original: original });
-        }
-    }
-    ts.flattenDestructuringBinding = flattenDestructuringBinding;
-    function flattenBindingOrAssignmentElement(flattenContext, element, value, location, skipInitializer) {
-        var bindingTarget = ts.getTargetOfBindingOrAssignmentElement(element);
-        if (!skipInitializer) {
-            var initializer = ts.visitNode(ts.getInitializerOfBindingOrAssignmentElement(element), flattenContext.visitor, ts.isExpression);
-            if (initializer) {
-                if (value) {
-                    value = createDefaultValueCheck(flattenContext, value, initializer, location);
-                    if (!ts.isSimpleInlineableExpression(initializer) && ts.isBindingOrAssignmentPattern(bindingTarget)) {
-                        value = ensureIdentifier(flattenContext, value, true, location);
-                    }
-                }
-                else {
-                    value = initializer;
-                }
-            }
-            else if (!value) {
-                value = flattenContext.context.factory.createVoidZero();
-            }
-        }
-        if (ts.isObjectBindingOrAssignmentPattern(bindingTarget)) {
-            flattenObjectBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location);
-        }
-        else if (ts.isArrayBindingOrAssignmentPattern(bindingTarget)) {
-            flattenArrayBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location);
-        }
-        else {
-            flattenContext.emitBindingOrAssignment(bindingTarget, value, location, element);
-        }
-    }
-    function flattenObjectBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) {
-        var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern);
-        var numElements = elements.length;
-        if (numElements !== 1) {
-            var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0;
-            value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location);
-        }
-        var bindingElements;
-        var computedTempVariables;
-        for (var i = 0; i < numElements; i++) {
-            var element = elements[i];
-            if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) {
-                var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(element);
-                if (flattenContext.level >= 1
-                    && !(element.transformFlags & (8192 | 16384))
-                    && !(ts.getTargetOfBindingOrAssignmentElement(element).transformFlags & (8192 | 16384))
-                    && !ts.isComputedPropertyName(propertyName)) {
-                    bindingElements = ts.append(bindingElements, ts.visitNode(element, flattenContext.visitor));
-                }
-                else {
-                    if (bindingElements) {
-                        flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern);
-                        bindingElements = undefined;
-                    }
-                    var rhsValue = createDestructuringPropertyAccess(flattenContext, value, propertyName);
-                    if (ts.isComputedPropertyName(propertyName)) {
-                        computedTempVariables = ts.append(computedTempVariables, rhsValue.argumentExpression);
-                    }
-                    flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
-                }
-            }
-            else if (i === numElements - 1) {
-                if (bindingElements) {
-                    flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern);
-                    bindingElements = undefined;
-                }
-                var rhsValue = flattenContext.context.getEmitHelperFactory().createRestHelper(value, elements, computedTempVariables, pattern);
-                flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
-            }
-        }
-        if (bindingElements) {
-            flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern);
-        }
-    }
-    function flattenArrayBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) {
-        var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern);
-        var numElements = elements.length;
-        if (flattenContext.level < 1 && flattenContext.downlevelIteration) {
-            value = ensureIdentifier(flattenContext, ts.setTextRange(flattenContext.context.getEmitHelperFactory().createReadHelper(value, numElements > 0 && ts.getRestIndicatorOfBindingOrAssignmentElement(elements[numElements - 1])
-                ? undefined
-                : numElements), location), false, location);
-        }
-        else if (numElements !== 1 && (flattenContext.level < 1 || numElements === 0)
-            || ts.every(elements, ts.isOmittedExpression)) {
-            var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0;
-            value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location);
-        }
-        var bindingElements;
-        var restContainingElements;
-        for (var i = 0; i < numElements; i++) {
-            var element = elements[i];
-            if (flattenContext.level >= 1) {
-                if (element.transformFlags & 16384 || flattenContext.hasTransformedPriorElement && !isSimpleBindingOrAssignmentElement(element)) {
-                    flattenContext.hasTransformedPriorElement = true;
-                    var temp = flattenContext.context.factory.createTempVariable(undefined);
-                    if (flattenContext.hoistTempVariables) {
-                        flattenContext.context.hoistVariableDeclaration(temp);
-                    }
-                    restContainingElements = ts.append(restContainingElements, [temp, element]);
-                    bindingElements = ts.append(bindingElements, flattenContext.createArrayBindingOrAssignmentElement(temp));
-                }
-                else {
-                    bindingElements = ts.append(bindingElements, element);
-                }
-            }
-            else if (ts.isOmittedExpression(element)) {
-                continue;
-            }
-            else if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) {
-                var rhsValue = flattenContext.context.factory.createElementAccessExpression(value, i);
-                flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
-            }
-            else if (i === numElements - 1) {
-                var rhsValue = flattenContext.context.factory.createArraySliceCall(value, i);
-                flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
-            }
-        }
-        if (bindingElements) {
-            flattenContext.emitBindingOrAssignment(flattenContext.createArrayBindingOrAssignmentPattern(bindingElements), value, location, pattern);
-        }
-        if (restContainingElements) {
-            for (var _i = 0, restContainingElements_1 = restContainingElements; _i < restContainingElements_1.length; _i++) {
-                var _a = restContainingElements_1[_i], id = _a[0], element = _a[1];
-                flattenBindingOrAssignmentElement(flattenContext, element, id, element);
-            }
-        }
-    }
-    function isSimpleBindingOrAssignmentElement(element) {
-        var target = ts.getTargetOfBindingOrAssignmentElement(element);
-        if (!target || ts.isOmittedExpression(target))
-            return true;
-        var propertyName = ts.tryGetPropertyNameOfBindingOrAssignmentElement(element);
-        if (propertyName && !ts.isPropertyNameLiteral(propertyName))
-            return false;
-        var initializer = ts.getInitializerOfBindingOrAssignmentElement(element);
-        if (initializer && !ts.isSimpleInlineableExpression(initializer))
-            return false;
-        if (ts.isBindingOrAssignmentPattern(target))
-            return ts.every(ts.getElementsOfBindingOrAssignmentPattern(target), isSimpleBindingOrAssignmentElement);
-        return ts.isIdentifier(target);
-    }
-    function createDefaultValueCheck(flattenContext, value, defaultValue, location) {
-        value = ensureIdentifier(flattenContext, value, true, location);
-        return flattenContext.context.factory.createConditionalExpression(flattenContext.context.factory.createTypeCheck(value, "undefined"), undefined, defaultValue, undefined, value);
-    }
-    function createDestructuringPropertyAccess(flattenContext, value, propertyName) {
-        if (ts.isComputedPropertyName(propertyName)) {
-            var argumentExpression = ensureIdentifier(flattenContext, ts.visitNode(propertyName.expression, flattenContext.visitor), false, propertyName);
-            return flattenContext.context.factory.createElementAccessExpression(value, argumentExpression);
-        }
-        else if (ts.isStringOrNumericLiteralLike(propertyName)) {
-            var argumentExpression = ts.factory.cloneNode(propertyName);
-            return flattenContext.context.factory.createElementAccessExpression(value, argumentExpression);
-        }
-        else {
-            var name = flattenContext.context.factory.createIdentifier(ts.idText(propertyName));
-            return flattenContext.context.factory.createPropertyAccessExpression(value, name);
-        }
-    }
-    function ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location) {
-        if (ts.isIdentifier(value) && reuseIdentifierExpressions) {
-            return value;
-        }
-        else {
-            var temp = flattenContext.context.factory.createTempVariable(undefined);
-            if (flattenContext.hoistTempVariables) {
-                flattenContext.context.hoistVariableDeclaration(temp);
-                flattenContext.emitExpression(ts.setTextRange(flattenContext.context.factory.createAssignment(temp, value), location));
-            }
-            else {
-                flattenContext.emitBindingOrAssignment(temp, value, location, undefined);
-            }
-            return temp;
-        }
-    }
-    function makeArrayBindingPattern(factory, elements) {
-        ts.Debug.assertEachNode(elements, ts.isArrayBindingElement);
-        return factory.createArrayBindingPattern(elements);
-    }
-    function makeArrayAssignmentPattern(factory, elements) {
-        return factory.createArrayLiteralExpression(ts.map(elements, factory.converters.convertToArrayAssignmentElement));
-    }
-    function makeObjectBindingPattern(factory, elements) {
-        ts.Debug.assertEachNode(elements, ts.isBindingElement);
-        return factory.createObjectBindingPattern(elements);
-    }
-    function makeObjectAssignmentPattern(factory, elements) {
-        return factory.createObjectLiteralExpression(ts.map(elements, factory.converters.convertToObjectAssignmentElement));
-    }
-    function makeBindingElement(factory, name) {
-        return factory.createBindingElement(undefined, undefined, name);
-    }
-    function makeAssignmentElement(name) {
-        return name;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var ProcessLevel;
-    (function (ProcessLevel) {
-        ProcessLevel[ProcessLevel["LiftRestriction"] = 0] = "LiftRestriction";
-        ProcessLevel[ProcessLevel["All"] = 1] = "All";
-    })(ProcessLevel = ts.ProcessLevel || (ts.ProcessLevel = {}));
-    function processTaggedTemplateExpression(context, node, visitor, currentSourceFile, recordTaggedTemplateString, level) {
-        var tag = ts.visitNode(node.tag, visitor, ts.isExpression);
-        var templateArguments = [undefined];
-        var cookedStrings = [];
-        var rawStrings = [];
-        var template = node.template;
-        if (level === ProcessLevel.LiftRestriction && !ts.hasInvalidEscape(template)) {
-            return ts.visitEachChild(node, visitor, context);
-        }
-        if (ts.isNoSubstitutionTemplateLiteral(template)) {
-            cookedStrings.push(createTemplateCooked(template));
-            rawStrings.push(getRawLiteral(template, currentSourceFile));
-        }
-        else {
-            cookedStrings.push(createTemplateCooked(template.head));
-            rawStrings.push(getRawLiteral(template.head, currentSourceFile));
-            for (var _i = 0, _a = template.templateSpans; _i < _a.length; _i++) {
-                var templateSpan = _a[_i];
-                cookedStrings.push(createTemplateCooked(templateSpan.literal));
-                rawStrings.push(getRawLiteral(templateSpan.literal, currentSourceFile));
-                templateArguments.push(ts.visitNode(templateSpan.expression, visitor, ts.isExpression));
-            }
-        }
-        var helperCall = context.getEmitHelperFactory().createTemplateObjectHelper(ts.factory.createArrayLiteralExpression(cookedStrings), ts.factory.createArrayLiteralExpression(rawStrings));
-        if (ts.isExternalModule(currentSourceFile)) {
-            var tempVar = ts.factory.createUniqueName("templateObject");
-            recordTaggedTemplateString(tempVar);
-            templateArguments[0] = ts.factory.createLogicalOr(tempVar, ts.factory.createAssignment(tempVar, helperCall));
-        }
-        else {
-            templateArguments[0] = helperCall;
-        }
-        return ts.factory.createCallExpression(tag, undefined, templateArguments);
-    }
-    ts.processTaggedTemplateExpression = processTaggedTemplateExpression;
-    function createTemplateCooked(template) {
-        return template.templateFlags ? ts.factory.createVoidZero() : ts.factory.createStringLiteral(template.text);
-    }
-    function getRawLiteral(node, currentSourceFile) {
-        var text = node.rawText;
-        if (text === undefined) {
-            text = ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node);
-            var isLast = node.kind === 14 || node.kind === 17;
-            text = text.substring(1, text.length - (isLast ? 1 : 2));
-        }
-        text = text.replace(/\r\n?/g, "\n");
-        return ts.setTextRange(ts.factory.createStringLiteral(text), node);
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var USE_NEW_TYPE_METADATA_FORMAT = false;
-    function transformTypeScript(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory, startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var resolver = context.getEmitResolver();
-        var compilerOptions = context.getCompilerOptions();
-        var strictNullChecks = ts.getStrictOptionValue(compilerOptions, "strictNullChecks");
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var moduleKind = ts.getEmitModuleKind(compilerOptions);
-        var previousOnEmitNode = context.onEmitNode;
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onEmitNode = onEmitNode;
-        context.onSubstituteNode = onSubstituteNode;
-        context.enableSubstitution(201);
-        context.enableSubstitution(202);
-        var currentSourceFile;
-        var currentNamespace;
-        var currentNamespaceContainerName;
-        var currentLexicalScope;
-        var currentNameScope;
-        var currentScopeFirstDeclarationsOfName;
-        var currentClassHasParameterProperties;
-        var enabledSubstitutions;
-        var classAliases;
-        var applicableSubstitutions;
-        return transformSourceFileOrBundle;
-        function transformSourceFileOrBundle(node) {
-            if (node.kind === 298) {
-                return transformBundle(node);
-            }
-            return transformSourceFile(node);
-        }
-        function transformBundle(node) {
-            return factory.createBundle(node.sourceFiles.map(transformSourceFile), ts.mapDefined(node.prepends, function (prepend) {
-                if (prepend.kind === 300) {
-                    return ts.createUnparsedSourceFile(prepend, "js");
-                }
-                return prepend;
-            }));
-        }
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            currentSourceFile = node;
-            var visited = saveStateAndInvoke(node, visitSourceFile);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            currentSourceFile = undefined;
-            return visited;
-        }
-        function saveStateAndInvoke(node, f) {
-            var savedCurrentScope = currentLexicalScope;
-            var savedCurrentNameScope = currentNameScope;
-            var savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName;
-            var savedCurrentClassHasParameterProperties = currentClassHasParameterProperties;
-            onBeforeVisitNode(node);
-            var visited = f(node);
-            if (currentLexicalScope !== savedCurrentScope) {
-                currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName;
-            }
-            currentLexicalScope = savedCurrentScope;
-            currentNameScope = savedCurrentNameScope;
-            currentClassHasParameterProperties = savedCurrentClassHasParameterProperties;
-            return visited;
-        }
-        function onBeforeVisitNode(node) {
-            switch (node.kind) {
-                case 297:
-                case 258:
-                case 257:
-                case 230:
-                    currentLexicalScope = node;
-                    currentNameScope = undefined;
-                    currentScopeFirstDeclarationsOfName = undefined;
-                    break;
-                case 252:
-                case 251:
-                    if (ts.hasSyntacticModifier(node, 2)) {
-                        break;
-                    }
-                    if (node.name) {
-                        recordEmittedDeclarationInScope(node);
-                    }
-                    else {
-                        ts.Debug.assert(node.kind === 252 || ts.hasSyntacticModifier(node, 512));
-                    }
-                    if (ts.isClassDeclaration(node)) {
-                        currentNameScope = node;
-                    }
-                    break;
-            }
-        }
-        function visitor(node) {
-            return saveStateAndInvoke(node, visitorWorker);
-        }
-        function visitorWorker(node) {
-            if (node.transformFlags & 1) {
-                return visitTypeScript(node);
-            }
-            return node;
-        }
-        function sourceElementVisitor(node) {
-            return saveStateAndInvoke(node, sourceElementVisitorWorker);
-        }
-        function sourceElementVisitorWorker(node) {
-            switch (node.kind) {
-                case 261:
-                case 260:
-                case 266:
-                case 267:
-                    return visitElidableStatement(node);
-                default:
-                    return visitorWorker(node);
-            }
-        }
-        function visitElidableStatement(node) {
-            var parsed = ts.getParseTreeNode(node);
-            if (parsed !== node) {
-                if (node.transformFlags & 1) {
-                    return ts.visitEachChild(node, visitor, context);
-                }
-                return node;
-            }
-            switch (node.kind) {
-                case 261:
-                    return visitImportDeclaration(node);
-                case 260:
-                    return visitImportEqualsDeclaration(node);
-                case 266:
-                    return visitExportAssignment(node);
-                case 267:
-                    return visitExportDeclaration(node);
-                default:
-                    ts.Debug.fail("Unhandled ellided statement");
-            }
-        }
-        function namespaceElementVisitor(node) {
-            return saveStateAndInvoke(node, namespaceElementVisitorWorker);
-        }
-        function namespaceElementVisitorWorker(node) {
-            if (node.kind === 267 ||
-                node.kind === 261 ||
-                node.kind === 262 ||
-                (node.kind === 260 &&
-                    node.moduleReference.kind === 272)) {
-                return undefined;
-            }
-            else if (node.transformFlags & 1 || ts.hasSyntacticModifier(node, 1)) {
-                return visitTypeScript(node);
-            }
-            return node;
-        }
-        function classElementVisitor(node) {
-            return saveStateAndInvoke(node, classElementVisitorWorker);
-        }
-        function classElementVisitorWorker(node) {
-            switch (node.kind) {
-                case 166:
-                    return visitConstructor(node);
-                case 163:
-                    return visitPropertyDeclaration(node);
-                case 171:
-                case 167:
-                case 168:
-                case 165:
-                    return visitorWorker(node);
-                case 229:
-                    return node;
-                default:
-                    return ts.Debug.failBadSyntaxKind(node);
-            }
-        }
-        function modifierVisitor(node) {
-            if (ts.modifierToFlag(node.kind) & 2270) {
-                return undefined;
-            }
-            else if (currentNamespace && node.kind === 92) {
-                return undefined;
-            }
-            return node;
-        }
-        function visitTypeScript(node) {
-            if (ts.isStatement(node) && ts.hasSyntacticModifier(node, 2)) {
-                return factory.createNotEmittedStatement(node);
-            }
-            switch (node.kind) {
-                case 92:
-                case 87:
-                    return currentNamespace ? undefined : node;
-                case 122:
-                case 120:
-                case 121:
-                case 125:
-                case 84:
-                case 133:
-                case 142:
-                case 178:
-                case 179:
-                case 180:
-                case 181:
-                case 177:
-                case 172:
-                case 159:
-                case 128:
-                case 152:
-                case 131:
-                case 147:
-                case 144:
-                case 141:
-                case 113:
-                case 148:
-                case 175:
-                case 174:
-                case 176:
-                case 173:
-                case 182:
-                case 183:
-                case 184:
-                case 186:
-                case 187:
-                case 188:
-                case 189:
-                case 190:
-                case 191:
-                case 171:
-                case 161:
-                case 254:
-                    return undefined;
-                case 163:
-                    return visitPropertyDeclaration(node);
-                case 259:
-                    return undefined;
-                case 166:
-                    return visitConstructor(node);
-                case 253:
-                    return factory.createNotEmittedStatement(node);
-                case 252:
-                    return visitClassDeclaration(node);
-                case 221:
-                    return visitClassExpression(node);
-                case 286:
-                    return visitHeritageClause(node);
-                case 223:
-                    return visitExpressionWithTypeArguments(node);
-                case 165:
-                    return visitMethodDeclaration(node);
-                case 167:
-                    return visitGetAccessor(node);
-                case 168:
-                    return visitSetAccessor(node);
-                case 251:
-                    return visitFunctionDeclaration(node);
-                case 208:
-                    return visitFunctionExpression(node);
-                case 209:
-                    return visitArrowFunction(node);
-                case 160:
-                    return visitParameter(node);
-                case 207:
-                    return visitParenthesizedExpression(node);
-                case 206:
-                case 224:
-                    return visitAssertionExpression(node);
-                case 203:
-                    return visitCallExpression(node);
-                case 204:
-                    return visitNewExpression(node);
-                case 205:
-                    return visitTaggedTemplateExpression(node);
-                case 225:
-                    return visitNonNullExpression(node);
-                case 255:
-                    return visitEnumDeclaration(node);
-                case 232:
-                    return visitVariableStatement(node);
-                case 249:
-                    return visitVariableDeclaration(node);
-                case 256:
-                    return visitModuleDeclaration(node);
-                case 260:
-                    return visitImportEqualsDeclaration(node);
-                case 274:
-                    return visitJsxSelfClosingElement(node);
-                case 275:
-                    return visitJsxJsxOpeningElement(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitSourceFile(node) {
-            var alwaysStrict = ts.getStrictOptionValue(compilerOptions, "alwaysStrict") &&
-                !(ts.isExternalModule(node) && moduleKind >= ts.ModuleKind.ES2015) &&
-                !ts.isJsonSourceFile(node);
-            return factory.updateSourceFile(node, ts.visitLexicalEnvironment(node.statements, sourceElementVisitor, context, 0, alwaysStrict));
-        }
-        function shouldEmitDecorateCallForClass(node) {
-            if (node.decorators && node.decorators.length > 0) {
-                return true;
-            }
-            var constructor = ts.getFirstConstructorWithBody(node);
-            if (constructor) {
-                return ts.forEach(constructor.parameters, shouldEmitDecorateCallForParameter);
-            }
-            return false;
-        }
-        function shouldEmitDecorateCallForParameter(parameter) {
-            return parameter.decorators !== undefined && parameter.decorators.length > 0;
-        }
-        function getClassFacts(node, staticProperties) {
-            var facts = 0;
-            if (ts.some(staticProperties))
-                facts |= 1;
-            var extendsClauseElement = ts.getEffectiveBaseTypeNode(node);
-            if (extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 103)
-                facts |= 64;
-            if (shouldEmitDecorateCallForClass(node))
-                facts |= 2;
-            if (ts.childIsDecorated(node))
-                facts |= 4;
-            if (isExportOfNamespace(node))
-                facts |= 8;
-            else if (isDefaultExternalModuleExport(node))
-                facts |= 32;
-            else if (isNamedExternalModuleExport(node))
-                facts |= 16;
-            if (languageVersion <= 1 && (facts & 7))
-                facts |= 128;
-            return facts;
-        }
-        function hasTypeScriptClassSyntax(node) {
-            return !!(node.transformFlags & 2048);
-        }
-        function isClassLikeDeclarationWithTypeScriptSyntax(node) {
-            return ts.some(node.decorators)
-                || ts.some(node.typeParameters)
-                || ts.some(node.heritageClauses, hasTypeScriptClassSyntax)
-                || ts.some(node.members, hasTypeScriptClassSyntax);
-        }
-        function visitClassDeclaration(node) {
-            if (!isClassLikeDeclarationWithTypeScriptSyntax(node) && !(currentNamespace && ts.hasSyntacticModifier(node, 1))) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var staticProperties = ts.getProperties(node, true, true);
-            var facts = getClassFacts(node, staticProperties);
-            if (facts & 128) {
-                context.startLexicalEnvironment();
-            }
-            var name = node.name || (facts & 5 ? factory.getGeneratedNameForNode(node) : undefined);
-            var classStatement = facts & 2
-                ? createClassDeclarationHeadWithDecorators(node, name)
-                : createClassDeclarationHeadWithoutDecorators(node, name, facts);
-            var statements = [classStatement];
-            addClassElementDecorationStatements(statements, node, false);
-            addClassElementDecorationStatements(statements, node, true);
-            addConstructorDecorationStatement(statements, node);
-            if (facts & 128) {
-                var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentSourceFile.text, node.members.end), 19);
-                var localName = factory.getInternalName(node);
-                var outer = factory.createPartiallyEmittedExpression(localName);
-                ts.setTextRangeEnd(outer, closingBraceLocation.end);
-                ts.setEmitFlags(outer, 1536);
-                var statement = factory.createReturnStatement(outer);
-                ts.setTextRangePos(statement, closingBraceLocation.pos);
-                ts.setEmitFlags(statement, 1536 | 384);
-                statements.push(statement);
-                ts.insertStatementsAfterStandardPrologue(statements, context.endLexicalEnvironment());
-                var iife = factory.createImmediatelyInvokedArrowFunction(statements);
-                ts.setEmitFlags(iife, 33554432);
-                var varStatement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                    factory.createVariableDeclaration(factory.getLocalName(node, false, false), undefined, undefined, iife)
-                ]));
-                ts.setOriginalNode(varStatement, node);
-                ts.setCommentRange(varStatement, node);
-                ts.setSourceMapRange(varStatement, ts.moveRangePastDecorators(node));
-                ts.startOnNewLine(varStatement);
-                statements = [varStatement];
-            }
-            if (facts & 8) {
-                addExportMemberAssignment(statements, node);
-            }
-            else if (facts & 128 || facts & 2) {
-                if (facts & 32) {
-                    statements.push(factory.createExportDefault(factory.getLocalName(node, false, true)));
-                }
-                else if (facts & 16) {
-                    statements.push(factory.createExternalModuleExport(factory.getLocalName(node, false, true)));
-                }
-            }
-            if (statements.length > 1) {
-                statements.push(factory.createEndOfDeclarationMarker(node));
-                ts.setEmitFlags(classStatement, ts.getEmitFlags(classStatement) | 4194304);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function createClassDeclarationHeadWithoutDecorators(node, name, facts) {
-            var modifiers = !(facts & 128)
-                ? ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier)
-                : undefined;
-            var classDeclaration = factory.createClassDeclaration(undefined, modifiers, name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node));
-            var emitFlags = ts.getEmitFlags(node);
-            if (facts & 1) {
-                emitFlags |= 32;
-            }
-            ts.setTextRange(classDeclaration, node);
-            ts.setOriginalNode(classDeclaration, node);
-            ts.setEmitFlags(classDeclaration, emitFlags);
-            return classDeclaration;
-        }
-        function createClassDeclarationHeadWithDecorators(node, name) {
-            var location = ts.moveRangePastDecorators(node);
-            var classAlias = getClassAliasIfNeeded(node);
-            var declName = factory.getLocalName(node, false, true);
-            var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause);
-            var members = transformClassMembers(node);
-            var classExpression = factory.createClassExpression(undefined, undefined, name, undefined, heritageClauses, members);
-            ts.setOriginalNode(classExpression, node);
-            ts.setTextRange(classExpression, location);
-            var statement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(declName, undefined, undefined, classAlias ? factory.createAssignment(classAlias, classExpression) : classExpression)
-            ], 1));
-            ts.setOriginalNode(statement, node);
-            ts.setTextRange(statement, location);
-            ts.setCommentRange(statement, node);
-            return statement;
-        }
-        function visitClassExpression(node) {
-            if (!isClassLikeDeclarationWithTypeScriptSyntax(node)) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var classExpression = factory.createClassExpression(undefined, undefined, node.name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node));
-            ts.setOriginalNode(classExpression, node);
-            ts.setTextRange(classExpression, node);
-            return classExpression;
-        }
-        function transformClassMembers(node) {
-            var members = [];
-            var constructor = ts.getFirstConstructorWithBody(node);
-            var parametersWithPropertyAssignments = constructor &&
-                ts.filter(constructor.parameters, function (p) { return ts.isParameterPropertyDeclaration(p, constructor); });
-            if (parametersWithPropertyAssignments) {
-                for (var _i = 0, parametersWithPropertyAssignments_1 = parametersWithPropertyAssignments; _i < parametersWithPropertyAssignments_1.length; _i++) {
-                    var parameter = parametersWithPropertyAssignments_1[_i];
-                    if (ts.isIdentifier(parameter.name)) {
-                        members.push(ts.setOriginalNode(factory.createPropertyDeclaration(undefined, undefined, parameter.name, undefined, undefined, undefined), parameter));
-                    }
-                }
-            }
-            ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement));
-            return ts.setTextRange(factory.createNodeArray(members), node.members);
-        }
-        function getDecoratedClassElements(node, isStatic) {
-            return ts.filter(node.members, isStatic ? function (m) { return isStaticDecoratedClassElement(m, node); } : function (m) { return isInstanceDecoratedClassElement(m, node); });
-        }
-        function isStaticDecoratedClassElement(member, parent) {
-            return isDecoratedClassElement(member, true, parent);
-        }
-        function isInstanceDecoratedClassElement(member, parent) {
-            return isDecoratedClassElement(member, false, parent);
-        }
-        function isDecoratedClassElement(member, isStatic, parent) {
-            return ts.nodeOrChildIsDecorated(member, parent)
-                && isStatic === ts.hasSyntacticModifier(member, 32);
-        }
-        function getDecoratorsOfParameters(node) {
-            var decorators;
-            if (node) {
-                var parameters = node.parameters;
-                var firstParameterIsThis = parameters.length > 0 && ts.parameterIsThisKeyword(parameters[0]);
-                var firstParameterOffset = firstParameterIsThis ? 1 : 0;
-                var numParameters = firstParameterIsThis ? parameters.length - 1 : parameters.length;
-                for (var i = 0; i < numParameters; i++) {
-                    var parameter = parameters[i + firstParameterOffset];
-                    if (decorators || parameter.decorators) {
-                        if (!decorators) {
-                            decorators = new Array(numParameters);
-                        }
-                        decorators[i] = parameter.decorators;
-                    }
-                }
-            }
-            return decorators;
-        }
-        function getAllDecoratorsOfConstructor(node) {
-            var decorators = node.decorators;
-            var parameters = getDecoratorsOfParameters(ts.getFirstConstructorWithBody(node));
-            if (!decorators && !parameters) {
-                return undefined;
-            }
-            return {
-                decorators: decorators,
-                parameters: parameters
-            };
-        }
-        function getAllDecoratorsOfClassElement(node, member) {
-            switch (member.kind) {
-                case 167:
-                case 168:
-                    return getAllDecoratorsOfAccessors(node, member);
-                case 165:
-                    return getAllDecoratorsOfMethod(member);
-                case 163:
-                    return getAllDecoratorsOfProperty(member);
-                default:
-                    return undefined;
-            }
-        }
-        function getAllDecoratorsOfAccessors(node, accessor) {
-            if (!accessor.body) {
-                return undefined;
-            }
-            var _a = ts.getAllAccessorDeclarations(node.members, accessor), firstAccessor = _a.firstAccessor, secondAccessor = _a.secondAccessor, setAccessor = _a.setAccessor;
-            var firstAccessorWithDecorators = firstAccessor.decorators ? firstAccessor : secondAccessor && secondAccessor.decorators ? secondAccessor : undefined;
-            if (!firstAccessorWithDecorators || accessor !== firstAccessorWithDecorators) {
-                return undefined;
-            }
-            var decorators = firstAccessorWithDecorators.decorators;
-            var parameters = getDecoratorsOfParameters(setAccessor);
-            if (!decorators && !parameters) {
-                return undefined;
-            }
-            return { decorators: decorators, parameters: parameters };
-        }
-        function getAllDecoratorsOfMethod(method) {
-            if (!method.body) {
-                return undefined;
-            }
-            var decorators = method.decorators;
-            var parameters = getDecoratorsOfParameters(method);
-            if (!decorators && !parameters) {
-                return undefined;
-            }
-            return { decorators: decorators, parameters: parameters };
-        }
-        function getAllDecoratorsOfProperty(property) {
-            var decorators = property.decorators;
-            if (!decorators) {
-                return undefined;
-            }
-            return { decorators: decorators };
-        }
-        function transformAllDecoratorsOfDeclaration(node, container, allDecorators) {
-            if (!allDecorators) {
-                return undefined;
-            }
-            var decoratorExpressions = [];
-            ts.addRange(decoratorExpressions, ts.map(allDecorators.decorators, transformDecorator));
-            ts.addRange(decoratorExpressions, ts.flatMap(allDecorators.parameters, transformDecoratorsOfParameter));
-            addTypeMetadata(node, container, decoratorExpressions);
-            return decoratorExpressions;
-        }
-        function addClassElementDecorationStatements(statements, node, isStatic) {
-            ts.addRange(statements, ts.map(generateClassElementDecorationExpressions(node, isStatic), expressionToStatement));
-        }
-        function generateClassElementDecorationExpressions(node, isStatic) {
-            var members = getDecoratedClassElements(node, isStatic);
-            var expressions;
-            for (var _i = 0, members_6 = members; _i < members_6.length; _i++) {
-                var member = members_6[_i];
-                var expression = generateClassElementDecorationExpression(node, member);
-                if (expression) {
-                    if (!expressions) {
-                        expressions = [expression];
-                    }
-                    else {
-                        expressions.push(expression);
-                    }
-                }
-            }
-            return expressions;
-        }
-        function generateClassElementDecorationExpression(node, member) {
-            var allDecorators = getAllDecoratorsOfClassElement(node, member);
-            var decoratorExpressions = transformAllDecoratorsOfDeclaration(member, node, allDecorators);
-            if (!decoratorExpressions) {
-                return undefined;
-            }
-            var prefix = getClassMemberPrefix(node, member);
-            var memberName = getExpressionForPropertyName(member, true);
-            var descriptor = languageVersion > 0
-                ? member.kind === 163
-                    ? factory.createVoidZero()
-                    : factory.createNull()
-                : undefined;
-            var helper = emitHelpers().createDecorateHelper(decoratorExpressions, prefix, memberName, descriptor);
-            ts.setTextRange(helper, ts.moveRangePastDecorators(member));
-            ts.setEmitFlags(helper, 1536);
-            return helper;
-        }
-        function addConstructorDecorationStatement(statements, node) {
-            var expression = generateConstructorDecorationExpression(node);
-            if (expression) {
-                statements.push(ts.setOriginalNode(factory.createExpressionStatement(expression), node));
-            }
-        }
-        function generateConstructorDecorationExpression(node) {
-            var allDecorators = getAllDecoratorsOfConstructor(node);
-            var decoratorExpressions = transformAllDecoratorsOfDeclaration(node, node, allDecorators);
-            if (!decoratorExpressions) {
-                return undefined;
-            }
-            var classAlias = classAliases && classAliases[ts.getOriginalNodeId(node)];
-            var localName = factory.getLocalName(node, false, true);
-            var decorate = emitHelpers().createDecorateHelper(decoratorExpressions, localName);
-            var expression = factory.createAssignment(localName, classAlias ? factory.createAssignment(classAlias, decorate) : decorate);
-            ts.setEmitFlags(expression, 1536);
-            ts.setSourceMapRange(expression, ts.moveRangePastDecorators(node));
-            return expression;
-        }
-        function transformDecorator(decorator) {
-            return ts.visitNode(decorator.expression, visitor, ts.isExpression);
-        }
-        function transformDecoratorsOfParameter(decorators, parameterOffset) {
-            var expressions;
-            if (decorators) {
-                expressions = [];
-                for (var _i = 0, decorators_1 = decorators; _i < decorators_1.length; _i++) {
-                    var decorator = decorators_1[_i];
-                    var helper = emitHelpers().createParamHelper(transformDecorator(decorator), parameterOffset);
-                    ts.setTextRange(helper, decorator.expression);
-                    ts.setEmitFlags(helper, 1536);
-                    expressions.push(helper);
-                }
-            }
-            return expressions;
-        }
-        function addTypeMetadata(node, container, decoratorExpressions) {
-            if (USE_NEW_TYPE_METADATA_FORMAT) {
-                addNewTypeMetadata(node, container, decoratorExpressions);
-            }
-            else {
-                addOldTypeMetadata(node, container, decoratorExpressions);
-            }
-        }
-        function addOldTypeMetadata(node, container, decoratorExpressions) {
-            if (compilerOptions.emitDecoratorMetadata) {
-                if (shouldAddTypeMetadata(node)) {
-                    decoratorExpressions.push(emitHelpers().createMetadataHelper("design:type", serializeTypeOfNode(node)));
-                }
-                if (shouldAddParamTypesMetadata(node)) {
-                    decoratorExpressions.push(emitHelpers().createMetadataHelper("design:paramtypes", serializeParameterTypesOfNode(node, container)));
-                }
-                if (shouldAddReturnTypeMetadata(node)) {
-                    decoratorExpressions.push(emitHelpers().createMetadataHelper("design:returntype", serializeReturnTypeOfNode(node)));
-                }
-            }
-        }
-        function addNewTypeMetadata(node, container, decoratorExpressions) {
-            if (compilerOptions.emitDecoratorMetadata) {
-                var properties = void 0;
-                if (shouldAddTypeMetadata(node)) {
-                    (properties || (properties = [])).push(factory.createPropertyAssignment("type", factory.createArrowFunction(undefined, undefined, [], undefined, factory.createToken(38), serializeTypeOfNode(node))));
-                }
-                if (shouldAddParamTypesMetadata(node)) {
-                    (properties || (properties = [])).push(factory.createPropertyAssignment("paramTypes", factory.createArrowFunction(undefined, undefined, [], undefined, factory.createToken(38), serializeParameterTypesOfNode(node, container))));
-                }
-                if (shouldAddReturnTypeMetadata(node)) {
-                    (properties || (properties = [])).push(factory.createPropertyAssignment("returnType", factory.createArrowFunction(undefined, undefined, [], undefined, factory.createToken(38), serializeReturnTypeOfNode(node))));
-                }
-                if (properties) {
-                    decoratorExpressions.push(emitHelpers().createMetadataHelper("design:typeinfo", factory.createObjectLiteralExpression(properties, true)));
-                }
-            }
-        }
-        function shouldAddTypeMetadata(node) {
-            var kind = node.kind;
-            return kind === 165
-                || kind === 167
-                || kind === 168
-                || kind === 163;
-        }
-        function shouldAddReturnTypeMetadata(node) {
-            return node.kind === 165;
-        }
-        function shouldAddParamTypesMetadata(node) {
-            switch (node.kind) {
-                case 252:
-                case 221:
-                    return ts.getFirstConstructorWithBody(node) !== undefined;
-                case 165:
-                case 167:
-                case 168:
-                    return true;
-            }
-            return false;
-        }
-        function getAccessorTypeNode(node) {
-            var accessors = resolver.getAllAccessorDeclarations(node);
-            return accessors.setAccessor && ts.getSetAccessorTypeAnnotationNode(accessors.setAccessor)
-                || accessors.getAccessor && ts.getEffectiveReturnTypeNode(accessors.getAccessor);
-        }
-        function serializeTypeOfNode(node) {
-            switch (node.kind) {
-                case 163:
-                case 160:
-                    return serializeTypeNode(node.type);
-                case 168:
-                case 167:
-                    return serializeTypeNode(getAccessorTypeNode(node));
-                case 252:
-                case 221:
-                case 165:
-                    return factory.createIdentifier("Function");
-                default:
-                    return factory.createVoidZero();
-            }
-        }
-        function serializeParameterTypesOfNode(node, container) {
-            var valueDeclaration = ts.isClassLike(node)
-                ? ts.getFirstConstructorWithBody(node)
-                : ts.isFunctionLike(node) && ts.nodeIsPresent(node.body)
-                    ? node
-                    : undefined;
-            var expressions = [];
-            if (valueDeclaration) {
-                var parameters = getParametersOfDecoratedDeclaration(valueDeclaration, container);
-                var numParameters = parameters.length;
-                for (var i = 0; i < numParameters; i++) {
-                    var parameter = parameters[i];
-                    if (i === 0 && ts.isIdentifier(parameter.name) && parameter.name.escapedText === "this") {
-                        continue;
-                    }
-                    if (parameter.dotDotDotToken) {
-                        expressions.push(serializeTypeNode(ts.getRestParameterElementType(parameter.type)));
-                    }
-                    else {
-                        expressions.push(serializeTypeOfNode(parameter));
-                    }
-                }
-            }
-            return factory.createArrayLiteralExpression(expressions);
-        }
-        function getParametersOfDecoratedDeclaration(node, container) {
-            if (container && node.kind === 167) {
-                var setAccessor = ts.getAllAccessorDeclarations(container.members, node).setAccessor;
-                if (setAccessor) {
-                    return setAccessor.parameters;
-                }
-            }
-            return node.parameters;
-        }
-        function serializeReturnTypeOfNode(node) {
-            if (ts.isFunctionLike(node) && node.type) {
-                return serializeTypeNode(node.type);
-            }
-            else if (ts.isAsyncFunction(node)) {
-                return factory.createIdentifier("Promise");
-            }
-            return factory.createVoidZero();
-        }
-        function serializeTypeNode(node) {
-            if (node === undefined) {
-                return factory.createIdentifier("Object");
-            }
-            switch (node.kind) {
-                case 113:
-                case 150:
-                case 141:
-                    return factory.createVoidZero();
-                case 186:
-                    return serializeTypeNode(node.type);
-                case 174:
-                case 175:
-                    return factory.createIdentifier("Function");
-                case 178:
-                case 179:
-                    return factory.createIdentifier("Array");
-                case 172:
-                case 131:
-                    return factory.createIdentifier("Boolean");
-                case 147:
-                    return factory.createIdentifier("String");
-                case 145:
-                    return factory.createIdentifier("Object");
-                case 191:
-                    switch (node.literal.kind) {
-                        case 10:
-                        case 14:
-                            return factory.createIdentifier("String");
-                        case 214:
-                        case 8:
-                            return factory.createIdentifier("Number");
-                        case 9:
-                            return getGlobalBigIntNameWithFallback();
-                        case 109:
-                        case 94:
-                            return factory.createIdentifier("Boolean");
-                        case 103:
-                            return factory.createVoidZero();
-                        default:
-                            return ts.Debug.failBadSyntaxKind(node.literal);
-                    }
-                case 144:
-                    return factory.createIdentifier("Number");
-                case 155:
-                    return getGlobalBigIntNameWithFallback();
-                case 148:
-                    return languageVersion < 2
-                        ? getGlobalSymbolNameWithFallback()
-                        : factory.createIdentifier("Symbol");
-                case 173:
-                    return serializeTypeReferenceNode(node);
-                case 183:
-                case 182:
-                    return serializeTypeList(node.types);
-                case 184:
-                    return serializeTypeList([node.trueType, node.falseType]);
-                case 188:
-                    if (node.operator === 142) {
-                        return serializeTypeNode(node.type);
-                    }
-                    break;
-                case 176:
-                case 189:
-                case 190:
-                case 177:
-                case 128:
-                case 152:
-                case 187:
-                case 195:
-                    break;
-                case 303:
-                case 304:
-                case 308:
-                case 309:
-                case 310:
-                    break;
-                case 305:
-                case 306:
-                case 307:
-                    return serializeTypeNode(node.type);
-                default:
-                    return ts.Debug.failBadSyntaxKind(node);
-            }
-            return factory.createIdentifier("Object");
-        }
-        function serializeTypeList(types) {
-            var serializedUnion;
-            for (var _i = 0, types_22 = types; _i < types_22.length; _i++) {
-                var typeNode = types_22[_i];
-                while (typeNode.kind === 186) {
-                    typeNode = typeNode.type;
-                }
-                if (typeNode.kind === 141) {
-                    continue;
-                }
-                if (!strictNullChecks && (typeNode.kind === 191 && typeNode.literal.kind === 103 || typeNode.kind === 150)) {
-                    continue;
-                }
-                var serializedIndividual = serializeTypeNode(typeNode);
-                if (ts.isIdentifier(serializedIndividual) && serializedIndividual.escapedText === "Object") {
-                    return serializedIndividual;
-                }
-                else if (serializedUnion) {
-                    if (!ts.isIdentifier(serializedUnion) ||
-                        !ts.isIdentifier(serializedIndividual) ||
-                        serializedUnion.escapedText !== serializedIndividual.escapedText) {
-                        return factory.createIdentifier("Object");
-                    }
-                }
-                else {
-                    serializedUnion = serializedIndividual;
-                }
-            }
-            return serializedUnion || factory.createVoidZero();
-        }
-        function serializeTypeReferenceNode(node) {
-            var kind = resolver.getTypeReferenceSerializationKind(node.typeName, currentNameScope || currentLexicalScope);
-            switch (kind) {
-                case ts.TypeReferenceSerializationKind.Unknown:
-                    if (ts.findAncestor(node, function (n) { return n.parent && ts.isConditionalTypeNode(n.parent) && (n.parent.trueType === n || n.parent.falseType === n); })) {
-                        return factory.createIdentifier("Object");
-                    }
-                    var serialized = serializeEntityNameAsExpressionFallback(node.typeName);
-                    var temp = factory.createTempVariable(hoistVariableDeclaration);
-                    return factory.createConditionalExpression(factory.createTypeCheck(factory.createAssignment(temp, serialized), "function"), undefined, temp, undefined, factory.createIdentifier("Object"));
-                case ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue:
-                    return serializeEntityNameAsExpression(node.typeName);
-                case ts.TypeReferenceSerializationKind.VoidNullableOrNeverType:
-                    return factory.createVoidZero();
-                case ts.TypeReferenceSerializationKind.BigIntLikeType:
-                    return getGlobalBigIntNameWithFallback();
-                case ts.TypeReferenceSerializationKind.BooleanType:
-                    return factory.createIdentifier("Boolean");
-                case ts.TypeReferenceSerializationKind.NumberLikeType:
-                    return factory.createIdentifier("Number");
-                case ts.TypeReferenceSerializationKind.StringLikeType:
-                    return factory.createIdentifier("String");
-                case ts.TypeReferenceSerializationKind.ArrayLikeType:
-                    return factory.createIdentifier("Array");
-                case ts.TypeReferenceSerializationKind.ESSymbolType:
-                    return languageVersion < 2
-                        ? getGlobalSymbolNameWithFallback()
-                        : factory.createIdentifier("Symbol");
-                case ts.TypeReferenceSerializationKind.TypeWithCallSignature:
-                    return factory.createIdentifier("Function");
-                case ts.TypeReferenceSerializationKind.Promise:
-                    return factory.createIdentifier("Promise");
-                case ts.TypeReferenceSerializationKind.ObjectType:
-                    return factory.createIdentifier("Object");
-                default:
-                    return ts.Debug.assertNever(kind);
-            }
-        }
-        function createCheckedValue(left, right) {
-            return factory.createLogicalAnd(factory.createStrictInequality(factory.createTypeOfExpression(left), factory.createStringLiteral("undefined")), right);
-        }
-        function serializeEntityNameAsExpressionFallback(node) {
-            if (node.kind === 78) {
-                var copied = serializeEntityNameAsExpression(node);
-                return createCheckedValue(copied, copied);
-            }
-            if (node.left.kind === 78) {
-                return createCheckedValue(serializeEntityNameAsExpression(node.left), serializeEntityNameAsExpression(node));
-            }
-            var left = serializeEntityNameAsExpressionFallback(node.left);
-            var temp = factory.createTempVariable(hoistVariableDeclaration);
-            return factory.createLogicalAnd(factory.createLogicalAnd(left.left, factory.createStrictInequality(factory.createAssignment(temp, left.right), factory.createVoidZero())), factory.createPropertyAccessExpression(temp, node.right));
-        }
-        function serializeEntityNameAsExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    var name = ts.setParent(ts.setTextRange(ts.parseNodeFactory.cloneNode(node), node), node.parent);
-                    name.original = undefined;
-                    ts.setParent(name, ts.getParseTreeNode(currentLexicalScope));
-                    return name;
-                case 157:
-                    return serializeQualifiedNameAsExpression(node);
-            }
-        }
-        function serializeQualifiedNameAsExpression(node) {
-            return factory.createPropertyAccessExpression(serializeEntityNameAsExpression(node.left), node.right);
-        }
-        function getGlobalSymbolNameWithFallback() {
-            return factory.createConditionalExpression(factory.createTypeCheck(factory.createIdentifier("Symbol"), "function"), undefined, factory.createIdentifier("Symbol"), undefined, factory.createIdentifier("Object"));
-        }
-        function getGlobalBigIntNameWithFallback() {
-            return languageVersion < 99
-                ? factory.createConditionalExpression(factory.createTypeCheck(factory.createIdentifier("BigInt"), "function"), undefined, factory.createIdentifier("BigInt"), undefined, factory.createIdentifier("Object"))
-                : factory.createIdentifier("BigInt");
-        }
-        function getExpressionForPropertyName(member, generateNameForComputedPropertyName) {
-            var name = member.name;
-            if (ts.isPrivateIdentifier(name)) {
-                return factory.createIdentifier("");
-            }
-            else if (ts.isComputedPropertyName(name)) {
-                return generateNameForComputedPropertyName && !ts.isSimpleInlineableExpression(name.expression)
-                    ? factory.getGeneratedNameForNode(name)
-                    : name.expression;
-            }
-            else if (ts.isIdentifier(name)) {
-                return factory.createStringLiteral(ts.idText(name));
-            }
-            else {
-                return factory.cloneNode(name);
-            }
-        }
-        function visitPropertyNameOfClassElement(member) {
-            var name = member.name;
-            if (ts.isComputedPropertyName(name) && ((!ts.hasStaticModifier(member) && currentClassHasParameterProperties) || ts.some(member.decorators))) {
-                var expression = ts.visitNode(name.expression, visitor, ts.isExpression);
-                var innerExpression = ts.skipPartiallyEmittedExpressions(expression);
-                if (!ts.isSimpleInlineableExpression(innerExpression)) {
-                    var generatedName = factory.getGeneratedNameForNode(name);
-                    hoistVariableDeclaration(generatedName);
-                    return factory.updateComputedPropertyName(name, factory.createAssignment(generatedName, expression));
-                }
-            }
-            return ts.visitNode(name, visitor, ts.isPropertyName);
-        }
-        function visitHeritageClause(node) {
-            if (node.token === 116) {
-                return undefined;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitExpressionWithTypeArguments(node) {
-            return factory.updateExpressionWithTypeArguments(node, ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression), undefined);
-        }
-        function shouldEmitFunctionLikeDeclaration(node) {
-            return !ts.nodeIsMissing(node.body);
-        }
-        function visitPropertyDeclaration(node) {
-            if (node.flags & 8388608) {
-                return undefined;
-            }
-            var updated = factory.updatePropertyDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), visitPropertyNameOfClassElement(node), undefined, undefined, ts.visitNode(node.initializer, visitor));
-            if (updated !== node) {
-                ts.setCommentRange(updated, node);
-                ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
-            }
-            return updated;
-        }
-        function visitConstructor(node) {
-            if (!shouldEmitFunctionLikeDeclaration(node)) {
-                return undefined;
-            }
-            return factory.updateConstructorDeclaration(node, undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), transformConstructorBody(node.body, node));
-        }
-        function transformConstructorBody(body, constructor) {
-            var parametersWithPropertyAssignments = constructor &&
-                ts.filter(constructor.parameters, function (p) { return ts.isParameterPropertyDeclaration(p, constructor); });
-            if (!ts.some(parametersWithPropertyAssignments)) {
-                return ts.visitFunctionBody(body, visitor, context);
-            }
-            var statements = [];
-            var indexOfFirstStatement = 0;
-            resumeLexicalEnvironment();
-            indexOfFirstStatement = ts.addPrologueDirectivesAndInitialSuperCall(factory, constructor, statements, visitor);
-            ts.addRange(statements, ts.map(parametersWithPropertyAssignments, transformParameterWithPropertyAssignment));
-            ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, indexOfFirstStatement));
-            statements = factory.mergeLexicalEnvironment(statements, endLexicalEnvironment());
-            var block = factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), body.statements), true);
-            ts.setTextRange(block, body);
-            ts.setOriginalNode(block, body);
-            return block;
-        }
-        function transformParameterWithPropertyAssignment(node) {
-            var name = node.name;
-            if (!ts.isIdentifier(name)) {
-                return undefined;
-            }
-            var propertyName = ts.setParent(ts.setTextRange(factory.cloneNode(name), name), name.parent);
-            ts.setEmitFlags(propertyName, 1536 | 48);
-            var localName = ts.setParent(ts.setTextRange(factory.cloneNode(name), name), name.parent);
-            ts.setEmitFlags(localName, 1536);
-            return ts.startOnNewLine(ts.removeAllComments(ts.setTextRange(ts.setOriginalNode(factory.createExpressionStatement(factory.createAssignment(ts.setTextRange(factory.createPropertyAccessExpression(factory.createThis(), propertyName), node.name), localName)), node), ts.moveRangePos(node, -1))));
-        }
-        function visitMethodDeclaration(node) {
-            if (!shouldEmitFunctionLikeDeclaration(node)) {
-                return undefined;
-            }
-            var updated = factory.updateMethodDeclaration(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, visitPropertyNameOfClassElement(node), undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context));
-            if (updated !== node) {
-                ts.setCommentRange(updated, node);
-                ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
-            }
-            return updated;
-        }
-        function shouldEmitAccessorDeclaration(node) {
-            return !(ts.nodeIsMissing(node.body) && ts.hasSyntacticModifier(node, 128));
-        }
-        function visitGetAccessor(node) {
-            if (!shouldEmitAccessorDeclaration(node)) {
-                return undefined;
-            }
-            var updated = factory.updateGetAccessorDeclaration(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || factory.createBlock([]));
-            if (updated !== node) {
-                ts.setCommentRange(updated, node);
-                ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
-            }
-            return updated;
-        }
-        function visitSetAccessor(node) {
-            if (!shouldEmitAccessorDeclaration(node)) {
-                return undefined;
-            }
-            var updated = factory.updateSetAccessorDeclaration(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context) || factory.createBlock([]));
-            if (updated !== node) {
-                ts.setCommentRange(updated, node);
-                ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
-            }
-            return updated;
-        }
-        function visitFunctionDeclaration(node) {
-            if (!shouldEmitFunctionLikeDeclaration(node)) {
-                return factory.createNotEmittedStatement(node);
-            }
-            var updated = factory.updateFunctionDeclaration(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || factory.createBlock([]));
-            if (isExportOfNamespace(node)) {
-                var statements = [updated];
-                addExportMemberAssignment(statements, node);
-                return statements;
-            }
-            return updated;
-        }
-        function visitFunctionExpression(node) {
-            if (!shouldEmitFunctionLikeDeclaration(node)) {
-                return factory.createOmittedExpression();
-            }
-            var updated = factory.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || factory.createBlock([]));
-            return updated;
-        }
-        function visitArrowFunction(node) {
-            var updated = factory.updateArrowFunction(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, node.equalsGreaterThanToken, ts.visitFunctionBody(node.body, visitor, context));
-            return updated;
-        }
-        function visitParameter(node) {
-            if (ts.parameterIsThisKeyword(node)) {
-                return undefined;
-            }
-            var updated = factory.updateParameterDeclaration(node, undefined, undefined, node.dotDotDotToken, ts.visitNode(node.name, visitor, ts.isBindingName), undefined, undefined, ts.visitNode(node.initializer, visitor, ts.isExpression));
-            if (updated !== node) {
-                ts.setCommentRange(updated, node);
-                ts.setTextRange(updated, ts.moveRangePastModifiers(node));
-                ts.setSourceMapRange(updated, ts.moveRangePastModifiers(node));
-                ts.setEmitFlags(updated.name, 32);
-            }
-            return updated;
-        }
-        function visitVariableStatement(node) {
-            if (isExportOfNamespace(node)) {
-                var variables = ts.getInitializedVariables(node.declarationList);
-                if (variables.length === 0) {
-                    return undefined;
-                }
-                return ts.setTextRange(factory.createExpressionStatement(factory.inlineExpressions(ts.map(variables, transformInitializedVariable))), node);
-            }
-            else {
-                return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function transformInitializedVariable(node) {
-            var name = node.name;
-            if (ts.isBindingPattern(name)) {
-                return ts.flattenDestructuringAssignment(node, visitor, context, 0, false, createNamespaceExportExpression);
-            }
-            else {
-                return ts.setTextRange(factory.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node);
-            }
-        }
-        function visitVariableDeclaration(node) {
-            return factory.updateVariableDeclaration(node, ts.visitNode(node.name, visitor, ts.isBindingName), undefined, undefined, ts.visitNode(node.initializer, visitor, ts.isExpression));
-        }
-        function visitParenthesizedExpression(node) {
-            var innerExpression = ts.skipOuterExpressions(node.expression, ~6);
-            if (ts.isAssertionExpression(innerExpression)) {
-                var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-                if (ts.length(ts.getLeadingCommentRangesOfNode(expression, currentSourceFile))) {
-                    return factory.updateParenthesizedExpression(node, expression);
-                }
-                return factory.createPartiallyEmittedExpression(expression, node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitAssertionExpression(node) {
-            var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-            return factory.createPartiallyEmittedExpression(expression, node);
-        }
-        function visitNonNullExpression(node) {
-            var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression);
-            return factory.createPartiallyEmittedExpression(expression, node);
-        }
-        function visitCallExpression(node) {
-            return factory.updateCallExpression(node, ts.visitNode(node.expression, visitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
-        }
-        function visitNewExpression(node) {
-            return factory.updateNewExpression(node, ts.visitNode(node.expression, visitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
-        }
-        function visitTaggedTemplateExpression(node) {
-            return factory.updateTaggedTemplateExpression(node, ts.visitNode(node.tag, visitor, ts.isExpression), undefined, ts.visitNode(node.template, visitor, ts.isExpression));
-        }
-        function visitJsxSelfClosingElement(node) {
-            return factory.updateJsxSelfClosingElement(node, ts.visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), undefined, ts.visitNode(node.attributes, visitor, ts.isJsxAttributes));
-        }
-        function visitJsxJsxOpeningElement(node) {
-            return factory.updateJsxOpeningElement(node, ts.visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), undefined, ts.visitNode(node.attributes, visitor, ts.isJsxAttributes));
-        }
-        function shouldEmitEnumDeclaration(node) {
-            return !ts.isEnumConst(node)
-                || compilerOptions.preserveConstEnums
-                || compilerOptions.isolatedModules;
-        }
-        function visitEnumDeclaration(node) {
-            if (!shouldEmitEnumDeclaration(node)) {
-                return factory.createNotEmittedStatement(node);
-            }
-            var statements = [];
-            var emitFlags = 2;
-            var varAdded = addVarForEnumOrModuleDeclaration(statements, node);
-            if (varAdded) {
-                if (moduleKind !== ts.ModuleKind.System || currentLexicalScope !== currentSourceFile) {
-                    emitFlags |= 512;
-                }
-            }
-            var parameterName = getNamespaceParameterName(node);
-            var containerName = getNamespaceContainerName(node);
-            var exportName = ts.hasSyntacticModifier(node, 1)
-                ? factory.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true)
-                : factory.getLocalName(node, false, true);
-            var moduleArg = factory.createLogicalOr(exportName, factory.createAssignment(exportName, factory.createObjectLiteralExpression()));
-            if (hasNamespaceQualifiedExportName(node)) {
-                var localName = factory.getLocalName(node, false, true);
-                moduleArg = factory.createAssignment(localName, moduleArg);
-            }
-            var enumStatement = factory.createExpressionStatement(factory.createCallExpression(factory.createFunctionExpression(undefined, undefined, undefined, undefined, [factory.createParameterDeclaration(undefined, undefined, undefined, parameterName)], undefined, transformEnumBody(node, containerName)), undefined, [moduleArg]));
-            ts.setOriginalNode(enumStatement, node);
-            if (varAdded) {
-                ts.setSyntheticLeadingComments(enumStatement, undefined);
-                ts.setSyntheticTrailingComments(enumStatement, undefined);
-            }
-            ts.setTextRange(enumStatement, node);
-            ts.addEmitFlags(enumStatement, emitFlags);
-            statements.push(enumStatement);
-            statements.push(factory.createEndOfDeclarationMarker(node));
-            return statements;
-        }
-        function transformEnumBody(node, localName) {
-            var savedCurrentNamespaceLocalName = currentNamespaceContainerName;
-            currentNamespaceContainerName = localName;
-            var statements = [];
-            startLexicalEnvironment();
-            var members = ts.map(node.members, transformEnumMember);
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            ts.addRange(statements, members);
-            currentNamespaceContainerName = savedCurrentNamespaceLocalName;
-            return factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), node.members), true);
-        }
-        function transformEnumMember(member) {
-            var name = getExpressionForPropertyName(member, false);
-            var valueExpression = transformEnumMemberDeclarationValue(member);
-            var innerAssignment = factory.createAssignment(factory.createElementAccessExpression(currentNamespaceContainerName, name), valueExpression);
-            var outerAssignment = valueExpression.kind === 10 ?
-                innerAssignment :
-                factory.createAssignment(factory.createElementAccessExpression(currentNamespaceContainerName, innerAssignment), name);
-            return ts.setTextRange(factory.createExpressionStatement(ts.setTextRange(outerAssignment, member)), member);
-        }
-        function transformEnumMemberDeclarationValue(member) {
-            var value = resolver.getConstantValue(member);
-            if (value !== undefined) {
-                return typeof value === "string" ? factory.createStringLiteral(value) : factory.createNumericLiteral(value);
-            }
-            else {
-                enableSubstitutionForNonQualifiedEnumMembers();
-                if (member.initializer) {
-                    return ts.visitNode(member.initializer, visitor, ts.isExpression);
-                }
-                else {
-                    return factory.createVoidZero();
-                }
-            }
-        }
-        function shouldEmitModuleDeclaration(nodeIn) {
-            var node = ts.getParseTreeNode(nodeIn, ts.isModuleDeclaration);
-            if (!node) {
-                return true;
-            }
-            return ts.isInstantiatedModule(node, !!compilerOptions.preserveConstEnums || !!compilerOptions.isolatedModules);
-        }
-        function hasNamespaceQualifiedExportName(node) {
-            return isExportOfNamespace(node)
-                || (isExternalModuleExport(node)
-                    && moduleKind !== ts.ModuleKind.ES2015
-                    && moduleKind !== ts.ModuleKind.ES2020
-                    && moduleKind !== ts.ModuleKind.ESNext
-                    && moduleKind !== ts.ModuleKind.System);
-        }
-        function recordEmittedDeclarationInScope(node) {
-            if (!currentScopeFirstDeclarationsOfName) {
-                currentScopeFirstDeclarationsOfName = new ts.Map();
-            }
-            var name = declaredNameInScope(node);
-            if (!currentScopeFirstDeclarationsOfName.has(name)) {
-                currentScopeFirstDeclarationsOfName.set(name, node);
-            }
-        }
-        function isFirstEmittedDeclarationInScope(node) {
-            if (currentScopeFirstDeclarationsOfName) {
-                var name = declaredNameInScope(node);
-                return currentScopeFirstDeclarationsOfName.get(name) === node;
-            }
-            return true;
-        }
-        function declaredNameInScope(node) {
-            ts.Debug.assertNode(node.name, ts.isIdentifier);
-            return node.name.escapedText;
-        }
-        function addVarForEnumOrModuleDeclaration(statements, node) {
-            var statement = factory.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(factory.getLocalName(node, false, true))
-            ], currentLexicalScope.kind === 297 ? 0 : 1));
-            ts.setOriginalNode(statement, node);
-            recordEmittedDeclarationInScope(node);
-            if (isFirstEmittedDeclarationInScope(node)) {
-                if (node.kind === 255) {
-                    ts.setSourceMapRange(statement.declarationList, node);
-                }
-                else {
-                    ts.setSourceMapRange(statement, node);
-                }
-                ts.setCommentRange(statement, node);
-                ts.addEmitFlags(statement, 1024 | 4194304);
-                statements.push(statement);
-                return true;
-            }
-            else {
-                var mergeMarker = factory.createMergeDeclarationMarker(statement);
-                ts.setEmitFlags(mergeMarker, 1536 | 4194304);
-                statements.push(mergeMarker);
-                return false;
-            }
-        }
-        function visitModuleDeclaration(node) {
-            if (!shouldEmitModuleDeclaration(node)) {
-                return factory.createNotEmittedStatement(node);
-            }
-            ts.Debug.assertNode(node.name, ts.isIdentifier, "A TypeScript namespace should have an Identifier name.");
-            enableSubstitutionForNamespaceExports();
-            var statements = [];
-            var emitFlags = 2;
-            var varAdded = addVarForEnumOrModuleDeclaration(statements, node);
-            if (varAdded) {
-                if (moduleKind !== ts.ModuleKind.System || currentLexicalScope !== currentSourceFile) {
-                    emitFlags |= 512;
-                }
-            }
-            var parameterName = getNamespaceParameterName(node);
-            var containerName = getNamespaceContainerName(node);
-            var exportName = ts.hasSyntacticModifier(node, 1)
-                ? factory.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true)
-                : factory.getLocalName(node, false, true);
-            var moduleArg = factory.createLogicalOr(exportName, factory.createAssignment(exportName, factory.createObjectLiteralExpression()));
-            if (hasNamespaceQualifiedExportName(node)) {
-                var localName = factory.getLocalName(node, false, true);
-                moduleArg = factory.createAssignment(localName, moduleArg);
-            }
-            var moduleStatement = factory.createExpressionStatement(factory.createCallExpression(factory.createFunctionExpression(undefined, undefined, undefined, undefined, [factory.createParameterDeclaration(undefined, undefined, undefined, parameterName)], undefined, transformModuleBody(node, containerName)), undefined, [moduleArg]));
-            ts.setOriginalNode(moduleStatement, node);
-            if (varAdded) {
-                ts.setSyntheticLeadingComments(moduleStatement, undefined);
-                ts.setSyntheticTrailingComments(moduleStatement, undefined);
-            }
-            ts.setTextRange(moduleStatement, node);
-            ts.addEmitFlags(moduleStatement, emitFlags);
-            statements.push(moduleStatement);
-            statements.push(factory.createEndOfDeclarationMarker(node));
-            return statements;
-        }
-        function transformModuleBody(node, namespaceLocalName) {
-            var savedCurrentNamespaceContainerName = currentNamespaceContainerName;
-            var savedCurrentNamespace = currentNamespace;
-            var savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName;
-            currentNamespaceContainerName = namespaceLocalName;
-            currentNamespace = node;
-            currentScopeFirstDeclarationsOfName = undefined;
-            var statements = [];
-            startLexicalEnvironment();
-            var statementsLocation;
-            var blockLocation;
-            if (node.body) {
-                if (node.body.kind === 257) {
-                    saveStateAndInvoke(node.body, function (body) { return ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); });
-                    statementsLocation = node.body.statements;
-                    blockLocation = node.body;
-                }
-                else {
-                    var result = visitModuleDeclaration(node.body);
-                    if (result) {
-                        if (ts.isArray(result)) {
-                            ts.addRange(statements, result);
-                        }
-                        else {
-                            statements.push(result);
-                        }
-                    }
-                    var moduleBlock = getInnerMostModuleDeclarationFromDottedModule(node).body;
-                    statementsLocation = ts.moveRangePos(moduleBlock.statements, -1);
-                }
-            }
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            currentNamespaceContainerName = savedCurrentNamespaceContainerName;
-            currentNamespace = savedCurrentNamespace;
-            currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName;
-            var block = factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), statementsLocation), true);
-            ts.setTextRange(block, blockLocation);
-            if (!node.body || node.body.kind !== 257) {
-                ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536);
-            }
-            return block;
-        }
-        function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) {
-            if (moduleDeclaration.body.kind === 256) {
-                var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body);
-                return recursiveInnerModule || moduleDeclaration.body;
-            }
-        }
-        function visitImportDeclaration(node) {
-            if (!node.importClause) {
-                return node;
-            }
-            if (node.importClause.isTypeOnly) {
-                return undefined;
-            }
-            var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause);
-            return importClause ||
-                compilerOptions.importsNotUsedAsValues === 1 ||
-                compilerOptions.importsNotUsedAsValues === 2
-                ? factory.updateImportDeclaration(node, undefined, undefined, importClause, node.moduleSpecifier)
-                : undefined;
-        }
-        function visitImportClause(node) {
-            if (node.isTypeOnly) {
-                return undefined;
-            }
-            var name = resolver.isReferencedAliasDeclaration(node) ? node.name : undefined;
-            var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings);
-            return (name || namedBindings) ? factory.updateImportClause(node, false, name, namedBindings) : undefined;
-        }
-        function visitNamedImportBindings(node) {
-            if (node.kind === 263) {
-                return resolver.isReferencedAliasDeclaration(node) ? node : undefined;
-            }
-            else {
-                var elements = ts.visitNodes(node.elements, visitImportSpecifier, ts.isImportSpecifier);
-                return ts.some(elements) ? factory.updateNamedImports(node, elements) : undefined;
-            }
-        }
-        function visitImportSpecifier(node) {
-            return resolver.isReferencedAliasDeclaration(node) ? node : undefined;
-        }
-        function visitExportAssignment(node) {
-            return resolver.isValueAliasDeclaration(node)
-                ? ts.visitEachChild(node, visitor, context)
-                : undefined;
-        }
-        function visitExportDeclaration(node) {
-            if (node.isTypeOnly) {
-                return undefined;
-            }
-            if (!node.exportClause || ts.isNamespaceExport(node.exportClause)) {
-                return node;
-            }
-            if (!resolver.isValueAliasDeclaration(node)) {
-                return undefined;
-            }
-            var exportClause = ts.visitNode(node.exportClause, visitNamedExportBindings, ts.isNamedExportBindings);
-            return exportClause
-                ? factory.updateExportDeclaration(node, undefined, undefined, node.isTypeOnly, exportClause, node.moduleSpecifier)
-                : undefined;
-        }
-        function visitNamedExports(node) {
-            var elements = ts.visitNodes(node.elements, visitExportSpecifier, ts.isExportSpecifier);
-            return ts.some(elements) ? factory.updateNamedExports(node, elements) : undefined;
-        }
-        function visitNamespaceExports(node) {
-            return factory.updateNamespaceExport(node, ts.visitNode(node.name, visitor, ts.isIdentifier));
-        }
-        function visitNamedExportBindings(node) {
-            return ts.isNamespaceExport(node) ? visitNamespaceExports(node) : visitNamedExports(node);
-        }
-        function visitExportSpecifier(node) {
-            return resolver.isValueAliasDeclaration(node) ? node : undefined;
-        }
-        function shouldEmitImportEqualsDeclaration(node) {
-            return resolver.isReferencedAliasDeclaration(node)
-                || (!ts.isExternalModule(currentSourceFile)
-                    && resolver.isTopLevelValueImportEqualsWithEntityName(node));
-        }
-        function visitImportEqualsDeclaration(node) {
-            if (ts.isExternalModuleImportEqualsDeclaration(node)) {
-                var isReferenced = resolver.isReferencedAliasDeclaration(node);
-                if (!isReferenced && compilerOptions.importsNotUsedAsValues === 1) {
-                    return ts.setOriginalNode(ts.setTextRange(factory.createImportDeclaration(undefined, undefined, undefined, node.moduleReference.expression), node), node);
-                }
-                return isReferenced ? ts.visitEachChild(node, visitor, context) : undefined;
-            }
-            if (!shouldEmitImportEqualsDeclaration(node)) {
-                return undefined;
-            }
-            var moduleReference = ts.createExpressionFromEntityName(factory, node.moduleReference);
-            ts.setEmitFlags(moduleReference, 1536 | 2048);
-            if (isNamedExternalModuleExport(node) || !isExportOfNamespace(node)) {
-                return ts.setOriginalNode(ts.setTextRange(factory.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), factory.createVariableDeclarationList([
-                    ts.setOriginalNode(factory.createVariableDeclaration(node.name, undefined, undefined, moduleReference), node)
-                ])), node), node);
-            }
-            else {
-                return ts.setOriginalNode(createNamespaceExport(node.name, moduleReference, node), node);
-            }
-        }
-        function isExportOfNamespace(node) {
-            return currentNamespace !== undefined && ts.hasSyntacticModifier(node, 1);
-        }
-        function isExternalModuleExport(node) {
-            return currentNamespace === undefined && ts.hasSyntacticModifier(node, 1);
-        }
-        function isNamedExternalModuleExport(node) {
-            return isExternalModuleExport(node)
-                && !ts.hasSyntacticModifier(node, 512);
-        }
-        function isDefaultExternalModuleExport(node) {
-            return isExternalModuleExport(node)
-                && ts.hasSyntacticModifier(node, 512);
-        }
-        function expressionToStatement(expression) {
-            return factory.createExpressionStatement(expression);
-        }
-        function addExportMemberAssignment(statements, node) {
-            var expression = factory.createAssignment(factory.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true), factory.getLocalName(node));
-            ts.setSourceMapRange(expression, ts.createRange(node.name ? node.name.pos : node.pos, node.end));
-            var statement = factory.createExpressionStatement(expression);
-            ts.setSourceMapRange(statement, ts.createRange(-1, node.end));
-            statements.push(statement);
-        }
-        function createNamespaceExport(exportName, exportValue, location) {
-            return ts.setTextRange(factory.createExpressionStatement(factory.createAssignment(factory.getNamespaceMemberName(currentNamespaceContainerName, exportName, false, true), exportValue)), location);
-        }
-        function createNamespaceExportExpression(exportName, exportValue, location) {
-            return ts.setTextRange(factory.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue), location);
-        }
-        function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) {
-            return factory.getNamespaceMemberName(currentNamespaceContainerName, name, false, true);
-        }
-        function getNamespaceParameterName(node) {
-            var name = factory.getGeneratedNameForNode(node);
-            ts.setSourceMapRange(name, node.name);
-            return name;
-        }
-        function getNamespaceContainerName(node) {
-            return factory.getGeneratedNameForNode(node);
-        }
-        function getClassAliasIfNeeded(node) {
-            if (resolver.getNodeCheckFlags(node) & 16777216) {
-                enableSubstitutionForClassAliases();
-                var classAlias = factory.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? ts.idText(node.name) : "default");
-                classAliases[ts.getOriginalNodeId(node)] = classAlias;
-                hoistVariableDeclaration(classAlias);
-                return classAlias;
-            }
-        }
-        function getClassPrototype(node) {
-            return factory.createPropertyAccessExpression(factory.getDeclarationName(node), "prototype");
-        }
-        function getClassMemberPrefix(node, member) {
-            return ts.hasSyntacticModifier(member, 32)
-                ? factory.getDeclarationName(node)
-                : getClassPrototype(node);
-        }
-        function enableSubstitutionForNonQualifiedEnumMembers() {
-            if ((enabledSubstitutions & 8) === 0) {
-                enabledSubstitutions |= 8;
-                context.enableSubstitution(78);
-            }
-        }
-        function enableSubstitutionForClassAliases() {
-            if ((enabledSubstitutions & 1) === 0) {
-                enabledSubstitutions |= 1;
-                context.enableSubstitution(78);
-                classAliases = [];
-            }
-        }
-        function enableSubstitutionForNamespaceExports() {
-            if ((enabledSubstitutions & 2) === 0) {
-                enabledSubstitutions |= 2;
-                context.enableSubstitution(78);
-                context.enableSubstitution(289);
-                context.enableEmitNotification(256);
-            }
-        }
-        function isTransformedModuleDeclaration(node) {
-            return ts.getOriginalNode(node).kind === 256;
-        }
-        function isTransformedEnumDeclaration(node) {
-            return ts.getOriginalNode(node).kind === 255;
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            var savedApplicableSubstitutions = applicableSubstitutions;
-            var savedCurrentSourceFile = currentSourceFile;
-            if (ts.isSourceFile(node)) {
-                currentSourceFile = node;
-            }
-            if (enabledSubstitutions & 2 && isTransformedModuleDeclaration(node)) {
-                applicableSubstitutions |= 2;
-            }
-            if (enabledSubstitutions & 8 && isTransformedEnumDeclaration(node)) {
-                applicableSubstitutions |= 8;
-            }
-            previousOnEmitNode(hint, node, emitCallback);
-            applicableSubstitutions = savedApplicableSubstitutions;
-            currentSourceFile = savedCurrentSourceFile;
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (hint === 1) {
-                return substituteExpression(node);
-            }
-            else if (ts.isShorthandPropertyAssignment(node)) {
-                return substituteShorthandPropertyAssignment(node);
-            }
-            return node;
-        }
-        function substituteShorthandPropertyAssignment(node) {
-            if (enabledSubstitutions & 2) {
-                var name = node.name;
-                var exportedName = trySubstituteNamespaceExportedName(name);
-                if (exportedName) {
-                    if (node.objectAssignmentInitializer) {
-                        var initializer = factory.createAssignment(exportedName, node.objectAssignmentInitializer);
-                        return ts.setTextRange(factory.createPropertyAssignment(name, initializer), node);
-                    }
-                    return ts.setTextRange(factory.createPropertyAssignment(name, exportedName), node);
-                }
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    return substituteExpressionIdentifier(node);
-                case 201:
-                    return substitutePropertyAccessExpression(node);
-                case 202:
-                    return substituteElementAccessExpression(node);
-            }
-            return node;
-        }
-        function substituteExpressionIdentifier(node) {
-            return trySubstituteClassAlias(node)
-                || trySubstituteNamespaceExportedName(node)
-                || node;
-        }
-        function trySubstituteClassAlias(node) {
-            if (enabledSubstitutions & 1) {
-                if (resolver.getNodeCheckFlags(node) & 33554432) {
-                    var declaration = resolver.getReferencedValueDeclaration(node);
-                    if (declaration) {
-                        var classAlias = classAliases[declaration.id];
-                        if (classAlias) {
-                            var clone_1 = factory.cloneNode(classAlias);
-                            ts.setSourceMapRange(clone_1, node);
-                            ts.setCommentRange(clone_1, node);
-                            return clone_1;
-                        }
-                    }
-                }
-            }
-            return undefined;
-        }
-        function trySubstituteNamespaceExportedName(node) {
-            if (enabledSubstitutions & applicableSubstitutions && !ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) {
-                var container = resolver.getReferencedExportContainer(node, false);
-                if (container && container.kind !== 297) {
-                    var substitute = (applicableSubstitutions & 2 && container.kind === 256) ||
-                        (applicableSubstitutions & 8 && container.kind === 255);
-                    if (substitute) {
-                        return ts.setTextRange(factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(container), node), node);
-                    }
-                }
-            }
-            return undefined;
-        }
-        function substitutePropertyAccessExpression(node) {
-            return substituteConstantValue(node);
-        }
-        function substituteElementAccessExpression(node) {
-            return substituteConstantValue(node);
-        }
-        function substituteConstantValue(node) {
-            var constantValue = tryGetConstEnumValue(node);
-            if (constantValue !== undefined) {
-                ts.setConstantValue(node, constantValue);
-                var substitute = typeof constantValue === "string" ? factory.createStringLiteral(constantValue) : factory.createNumericLiteral(constantValue);
-                if (!compilerOptions.removeComments) {
-                    var originalNode = ts.getOriginalNode(node, ts.isAccessExpression);
-                    var propertyName = ts.isPropertyAccessExpression(originalNode)
-                        ? ts.declarationNameToString(originalNode.name)
-                        : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3, " " + propertyName + " ");
-                }
-                return substitute;
-            }
-            return node;
-        }
-        function tryGetConstEnumValue(node) {
-            if (compilerOptions.isolatedModules) {
-                return undefined;
-            }
-            return ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node) ? resolver.getConstantValue(node) : undefined;
-        }
-    }
-    ts.transformTypeScript = transformTypeScript;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformClassFields(context) {
-        var factory = context.factory, hoistVariableDeclaration = context.hoistVariableDeclaration, endLexicalEnvironment = context.endLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment;
-        var resolver = context.getEmitResolver();
-        var compilerOptions = context.getCompilerOptions();
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var shouldTransformPrivateFields = languageVersion < 99;
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onSubstituteNode = onSubstituteNode;
-        var enabledSubstitutions;
-        var classAliases;
-        var pendingExpressions;
-        var pendingStatements;
-        var privateIdentifierEnvironmentStack = [];
-        var currentPrivateIdentifierEnvironment;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            var options = context.getCompilerOptions();
-            if (node.isDeclarationFile
-                || options.useDefineForClassFields && options.target === 99) {
-                return node;
-            }
-            var visited = ts.visitEachChild(node, visitor, context);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            return visited;
-        }
-        function visitor(node) {
-            if (!(node.transformFlags & 4194304))
-                return node;
-            switch (node.kind) {
-                case 221:
-                case 252:
-                    return visitClassLike(node);
-                case 163:
-                    return visitPropertyDeclaration(node);
-                case 232:
-                    return visitVariableStatement(node);
-                case 158:
-                    return visitComputedPropertyName(node);
-                case 201:
-                    return visitPropertyAccessExpression(node);
-                case 214:
-                    return visitPrefixUnaryExpression(node);
-                case 215:
-                    return visitPostfixUnaryExpression(node, false);
-                case 203:
-                    return visitCallExpression(node);
-                case 216:
-                    return visitBinaryExpression(node);
-                case 79:
-                    return visitPrivateIdentifier(node);
-                case 233:
-                    return visitExpressionStatement(node);
-                case 237:
-                    return visitForStatement(node);
-                case 205:
-                    return visitTaggedTemplateExpression(node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitorDestructuringTarget(node) {
-            switch (node.kind) {
-                case 200:
-                case 199:
-                    return visitAssignmentPattern(node);
-                default:
-                    return visitor(node);
-            }
-        }
-        function visitPrivateIdentifier(node) {
-            if (!shouldTransformPrivateFields) {
-                return node;
-            }
-            return ts.setOriginalNode(factory.createIdentifier(""), node);
-        }
-        function classElementVisitor(node) {
-            switch (node.kind) {
-                case 166:
-                    return undefined;
-                case 167:
-                case 168:
-                case 165:
-                    return ts.visitEachChild(node, classElementVisitor, context);
-                case 163:
-                    return visitPropertyDeclaration(node);
-                case 158:
-                    return visitComputedPropertyName(node);
-                case 229:
-                    return node;
-                default:
-                    return visitor(node);
-            }
-        }
-        function visitVariableStatement(node) {
-            var savedPendingStatements = pendingStatements;
-            pendingStatements = [];
-            var visitedNode = ts.visitEachChild(node, visitor, context);
-            var statement = ts.some(pendingStatements) ? __spreadArrays([visitedNode], pendingStatements) :
-                visitedNode;
-            pendingStatements = savedPendingStatements;
-            return statement;
-        }
-        function visitComputedPropertyName(name) {
-            var node = ts.visitEachChild(name, visitor, context);
-            if (ts.some(pendingExpressions)) {
-                var expressions = pendingExpressions;
-                expressions.push(name.expression);
-                pendingExpressions = [];
-                node = factory.updateComputedPropertyName(node, factory.inlineExpressions(expressions));
-            }
-            return node;
-        }
-        function visitPropertyDeclaration(node) {
-            ts.Debug.assert(!ts.some(node.decorators));
-            if (!shouldTransformPrivateFields && ts.isPrivateIdentifier(node.name)) {
-                return factory.updatePropertyDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, undefined, undefined, undefined);
-            }
-            var expr = getPropertyNameExpressionIfNeeded(node.name, !!node.initializer || !!context.getCompilerOptions().useDefineForClassFields);
-            if (expr && !ts.isSimpleInlineableExpression(expr)) {
-                getPendingExpressions().push(expr);
-            }
-            return undefined;
-        }
-        function createPrivateIdentifierAccess(info, receiver) {
-            receiver = ts.visitNode(receiver, visitor, ts.isExpression);
-            switch (info.placement) {
-                case 0:
-                    return context.getEmitHelperFactory().createClassPrivateFieldGetHelper(ts.nodeIsSynthesized(receiver) ? receiver : factory.cloneNode(receiver), info.weakMapName);
-                default: return ts.Debug.fail("Unexpected private identifier placement");
-            }
-        }
-        function visitPropertyAccessExpression(node) {
-            if (shouldTransformPrivateFields && ts.isPrivateIdentifier(node.name)) {
-                var privateIdentifierInfo = accessPrivateIdentifier(node.name);
-                if (privateIdentifierInfo) {
-                    return ts.setOriginalNode(createPrivateIdentifierAccess(privateIdentifierInfo, node.expression), node);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitPrefixUnaryExpression(node) {
-            if (shouldTransformPrivateFields && ts.isPrivateIdentifierPropertyAccessExpression(node.operand)) {
-                var operator = node.operator === 45 ?
-                    39 : node.operator === 46 ?
-                    40 : undefined;
-                var info = void 0;
-                if (operator && (info = accessPrivateIdentifier(node.operand.name))) {
-                    var receiver = ts.visitNode(node.operand.expression, visitor, ts.isExpression);
-                    var _a = createCopiableReceiverExpr(receiver), readExpression = _a.readExpression, initializeExpression = _a.initializeExpression;
-                    var existingValue = factory.createPrefixUnaryExpression(39, createPrivateIdentifierAccess(info, readExpression));
-                    return ts.setOriginalNode(createPrivateIdentifierAssignment(info, initializeExpression || readExpression, factory.createBinaryExpression(existingValue, operator, factory.createNumericLiteral(1)), 62), node);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitPostfixUnaryExpression(node, valueIsDiscarded) {
-            if (shouldTransformPrivateFields && ts.isPrivateIdentifierPropertyAccessExpression(node.operand)) {
-                var operator = node.operator === 45 ?
-                    39 : node.operator === 46 ?
-                    40 : undefined;
-                var info = void 0;
-                if (operator && (info = accessPrivateIdentifier(node.operand.name))) {
-                    var receiver = ts.visitNode(node.operand.expression, visitor, ts.isExpression);
-                    var _a = createCopiableReceiverExpr(receiver), readExpression = _a.readExpression, initializeExpression = _a.initializeExpression;
-                    var existingValue = factory.createPrefixUnaryExpression(39, createPrivateIdentifierAccess(info, readExpression));
-                    var returnValue = valueIsDiscarded ? undefined : factory.createTempVariable(hoistVariableDeclaration);
-                    return ts.setOriginalNode(factory.inlineExpressions(ts.compact([
-                        createPrivateIdentifierAssignment(info, initializeExpression || readExpression, factory.createBinaryExpression(returnValue ? factory.createAssignment(returnValue, existingValue) : existingValue, operator, factory.createNumericLiteral(1)), 62),
-                        returnValue
-                    ])), node);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitForStatement(node) {
-            if (node.incrementor && ts.isPostfixUnaryExpression(node.incrementor)) {
-                return factory.updateForStatement(node, ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), visitPostfixUnaryExpression(node.incrementor, true), ts.visitNode(node.statement, visitor, ts.isStatement));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitExpressionStatement(node) {
-            if (ts.isPostfixUnaryExpression(node.expression)) {
-                return factory.updateExpressionStatement(node, visitPostfixUnaryExpression(node.expression, true));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function createCopiableReceiverExpr(receiver) {
-            var clone = ts.nodeIsSynthesized(receiver) ? receiver : factory.cloneNode(receiver);
-            if (ts.isSimpleInlineableExpression(receiver)) {
-                return { readExpression: clone, initializeExpression: undefined };
-            }
-            var readExpression = factory.createTempVariable(hoistVariableDeclaration);
-            var initializeExpression = factory.createAssignment(readExpression, clone);
-            return { readExpression: readExpression, initializeExpression: initializeExpression };
-        }
-        function visitCallExpression(node) {
-            if (shouldTransformPrivateFields && ts.isPrivateIdentifierPropertyAccessExpression(node.expression)) {
-                var _a = factory.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion), thisArg = _a.thisArg, target = _a.target;
-                return factory.updateCallExpression(node, factory.createPropertyAccessExpression(ts.visitNode(target, visitor), "call"), undefined, __spreadArrays([ts.visitNode(thisArg, visitor, ts.isExpression)], ts.visitNodes(node.arguments, visitor, ts.isExpression)));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitTaggedTemplateExpression(node) {
-            if (shouldTransformPrivateFields && ts.isPrivateIdentifierPropertyAccessExpression(node.tag)) {
-                var _a = factory.createCallBinding(node.tag, hoistVariableDeclaration, languageVersion), thisArg = _a.thisArg, target = _a.target;
-                return factory.updateTaggedTemplateExpression(node, factory.createCallExpression(factory.createPropertyAccessExpression(ts.visitNode(target, visitor), "bind"), undefined, [ts.visitNode(thisArg, visitor, ts.isExpression)]), undefined, ts.visitNode(node.template, visitor, ts.isTemplateLiteral));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitBinaryExpression(node) {
-            if (shouldTransformPrivateFields) {
-                if (ts.isDestructuringAssignment(node)) {
-                    var savedPendingExpressions = pendingExpressions;
-                    pendingExpressions = undefined;
-                    node = factory.updateBinaryExpression(node, ts.visitNode(node.left, visitorDestructuringTarget), node.operatorToken, ts.visitNode(node.right, visitor));
-                    var expr = ts.some(pendingExpressions) ?
-                        factory.inlineExpressions(ts.compact(__spreadArrays(pendingExpressions, [node]))) :
-                        node;
-                    pendingExpressions = savedPendingExpressions;
-                    return expr;
-                }
-                if (ts.isAssignmentExpression(node) && ts.isPrivateIdentifierPropertyAccessExpression(node.left)) {
-                    var info = accessPrivateIdentifier(node.left.name);
-                    if (info) {
-                        return ts.setOriginalNode(createPrivateIdentifierAssignment(info, node.left.expression, node.right, node.operatorToken.kind), node);
-                    }
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function createPrivateIdentifierAssignment(info, receiver, right, operator) {
-            switch (info.placement) {
-                case 0: {
-                    return createPrivateIdentifierInstanceFieldAssignment(info, receiver, right, operator);
-                }
-                default: return ts.Debug.fail("Unexpected private identifier placement");
-            }
-        }
-        function createPrivateIdentifierInstanceFieldAssignment(info, receiver, right, operator) {
-            receiver = ts.visitNode(receiver, visitor, ts.isExpression);
-            right = ts.visitNode(right, visitor, ts.isExpression);
-            if (ts.isCompoundAssignment(operator)) {
-                var _a = createCopiableReceiverExpr(receiver), readExpression = _a.readExpression, initializeExpression = _a.initializeExpression;
-                return context.getEmitHelperFactory().createClassPrivateFieldSetHelper(initializeExpression || readExpression, info.weakMapName, factory.createBinaryExpression(context.getEmitHelperFactory().createClassPrivateFieldGetHelper(readExpression, info.weakMapName), ts.getNonAssignmentOperatorForCompoundAssignment(operator), right));
-            }
-            else {
-                return context.getEmitHelperFactory().createClassPrivateFieldSetHelper(receiver, info.weakMapName, right);
-            }
-        }
-        function visitClassLike(node) {
-            var savedPendingExpressions = pendingExpressions;
-            pendingExpressions = undefined;
-            if (shouldTransformPrivateFields) {
-                startPrivateIdentifierEnvironment();
-            }
-            var result = ts.isClassDeclaration(node) ?
-                visitClassDeclaration(node) :
-                visitClassExpression(node);
-            if (shouldTransformPrivateFields) {
-                endPrivateIdentifierEnvironment();
-            }
-            pendingExpressions = savedPendingExpressions;
-            return result;
-        }
-        function doesClassElementNeedTransform(node) {
-            return ts.isPropertyDeclaration(node) || (shouldTransformPrivateFields && node.name && ts.isPrivateIdentifier(node.name));
-        }
-        function visitClassDeclaration(node) {
-            if (!ts.forEach(node.members, doesClassElementNeedTransform)) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var extendsClauseElement = ts.getEffectiveBaseTypeNode(node);
-            var isDerivedClass = !!(extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 103);
-            var statements = [
-                factory.updateClassDeclaration(node, undefined, node.modifiers, node.name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, isDerivedClass))
-            ];
-            if (ts.some(pendingExpressions)) {
-                statements.push(factory.createExpressionStatement(factory.inlineExpressions(pendingExpressions)));
-            }
-            var staticProperties = ts.getProperties(node, true, true);
-            if (ts.some(staticProperties)) {
-                addPropertyStatements(statements, staticProperties, factory.getInternalName(node));
-            }
-            return statements;
-        }
-        function visitClassExpression(node) {
-            if (!ts.forEach(node.members, doesClassElementNeedTransform)) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var isDecoratedClassDeclaration = ts.isClassDeclaration(ts.getOriginalNode(node));
-            var staticProperties = ts.getProperties(node, true, true);
-            var extendsClauseElement = ts.getEffectiveBaseTypeNode(node);
-            var isDerivedClass = !!(extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 103);
-            var classExpression = factory.updateClassExpression(node, ts.visitNodes(node.decorators, visitor, ts.isDecorator), node.modifiers, node.name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, isDerivedClass));
-            if (ts.some(staticProperties) || ts.some(pendingExpressions)) {
-                if (isDecoratedClassDeclaration) {
-                    ts.Debug.assertIsDefined(pendingStatements, "Decorated classes transformed by TypeScript are expected to be within a variable declaration.");
-                    if (pendingStatements && pendingExpressions && ts.some(pendingExpressions)) {
-                        pendingStatements.push(factory.createExpressionStatement(factory.inlineExpressions(pendingExpressions)));
-                    }
-                    if (pendingStatements && ts.some(staticProperties)) {
-                        addPropertyStatements(pendingStatements, staticProperties, factory.getInternalName(node));
-                    }
-                    return classExpression;
-                }
-                else {
-                    var expressions = [];
-                    var isClassWithConstructorReference = resolver.getNodeCheckFlags(node) & 16777216;
-                    var temp = factory.createTempVariable(hoistVariableDeclaration, !!isClassWithConstructorReference);
-                    if (isClassWithConstructorReference) {
-                        enableSubstitutionForClassAliases();
-                        var alias = factory.cloneNode(temp);
-                        alias.autoGenerateFlags &= ~8;
-                        classAliases[ts.getOriginalNodeId(node)] = alias;
-                    }
-                    ts.setEmitFlags(classExpression, 65536 | ts.getEmitFlags(classExpression));
-                    expressions.push(ts.startOnNewLine(factory.createAssignment(temp, classExpression)));
-                    ts.addRange(expressions, ts.map(pendingExpressions, ts.startOnNewLine));
-                    ts.addRange(expressions, generateInitializedPropertyExpressions(staticProperties, temp));
-                    expressions.push(ts.startOnNewLine(temp));
-                    return factory.inlineExpressions(expressions);
-                }
-            }
-            return classExpression;
-        }
-        function transformClassMembers(node, isDerivedClass) {
-            if (shouldTransformPrivateFields) {
-                for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                    var member = _a[_i];
-                    if (ts.isPrivateIdentifierPropertyDeclaration(member)) {
-                        addPrivateIdentifierToEnvironment(member.name);
-                    }
-                }
-            }
-            var members = [];
-            var constructor = transformConstructor(node, isDerivedClass);
-            if (constructor) {
-                members.push(constructor);
-            }
-            ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement));
-            return ts.setTextRange(factory.createNodeArray(members), node.members);
-        }
-        function isPropertyDeclarationThatRequiresConstructorStatement(member) {
-            if (!ts.isPropertyDeclaration(member) || ts.hasStaticModifier(member)) {
-                return false;
-            }
-            if (context.getCompilerOptions().useDefineForClassFields) {
-                return languageVersion < 99;
-            }
-            return ts.isInitializedProperty(member) || shouldTransformPrivateFields && ts.isPrivateIdentifierPropertyDeclaration(member);
-        }
-        function transformConstructor(node, isDerivedClass) {
-            var constructor = ts.visitNode(ts.getFirstConstructorWithBody(node), visitor, ts.isConstructorDeclaration);
-            var properties = node.members.filter(isPropertyDeclarationThatRequiresConstructorStatement);
-            if (!ts.some(properties)) {
-                return constructor;
-            }
-            var parameters = ts.visitParameterList(constructor ? constructor.parameters : undefined, visitor, context);
-            var body = transformConstructorBody(node, constructor, isDerivedClass);
-            if (!body) {
-                return undefined;
-            }
-            return ts.startOnNewLine(ts.setOriginalNode(ts.setTextRange(factory.createConstructorDeclaration(undefined, undefined, parameters !== null && parameters !== void 0 ? parameters : [], body), constructor || node), constructor));
-        }
-        function transformConstructorBody(node, constructor, isDerivedClass) {
-            var useDefineForClassFields = context.getCompilerOptions().useDefineForClassFields;
-            var properties = ts.getProperties(node, false, false);
-            if (!useDefineForClassFields) {
-                properties = ts.filter(properties, function (property) { return !!property.initializer || ts.isPrivateIdentifier(property.name); });
-            }
-            if (!constructor && !ts.some(properties)) {
-                return ts.visitFunctionBody(undefined, visitor, context);
-            }
-            resumeLexicalEnvironment();
-            var indexOfFirstStatement = 0;
-            var statements = [];
-            if (!constructor && isDerivedClass) {
-                statements.push(factory.createExpressionStatement(factory.createCallExpression(factory.createSuper(), undefined, [factory.createSpreadElement(factory.createIdentifier("arguments"))])));
-            }
-            if (constructor) {
-                indexOfFirstStatement = ts.addPrologueDirectivesAndInitialSuperCall(factory, constructor, statements, visitor);
-            }
-            if (constructor === null || constructor === void 0 ? void 0 : constructor.body) {
-                var afterParameterProperties = ts.findIndex(constructor.body.statements, function (s) { return !ts.isParameterPropertyDeclaration(ts.getOriginalNode(s), constructor); }, indexOfFirstStatement);
-                if (afterParameterProperties === -1) {
-                    afterParameterProperties = constructor.body.statements.length;
-                }
-                if (afterParameterProperties > indexOfFirstStatement) {
-                    if (!useDefineForClassFields) {
-                        ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement, afterParameterProperties - indexOfFirstStatement));
-                    }
-                    indexOfFirstStatement = afterParameterProperties;
-                }
-            }
-            addPropertyStatements(statements, properties, factory.createThis());
-            if (constructor) {
-                ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement));
-            }
-            statements = factory.mergeLexicalEnvironment(statements, endLexicalEnvironment());
-            return ts.setTextRange(factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), constructor ? constructor.body.statements : node.members), true), constructor ? constructor.body : undefined);
-        }
-        function addPropertyStatements(statements, properties, receiver) {
-            for (var _i = 0, properties_7 = properties; _i < properties_7.length; _i++) {
-                var property = properties_7[_i];
-                var expression = transformProperty(property, receiver);
-                if (!expression) {
-                    continue;
-                }
-                var statement = factory.createExpressionStatement(expression);
-                ts.setSourceMapRange(statement, ts.moveRangePastModifiers(property));
-                ts.setCommentRange(statement, property);
-                ts.setOriginalNode(statement, property);
-                statements.push(statement);
-            }
-        }
-        function generateInitializedPropertyExpressions(properties, receiver) {
-            var expressions = [];
-            for (var _i = 0, properties_8 = properties; _i < properties_8.length; _i++) {
-                var property = properties_8[_i];
-                var expression = transformProperty(property, receiver);
-                if (!expression) {
-                    continue;
-                }
-                ts.startOnNewLine(expression);
-                ts.setSourceMapRange(expression, ts.moveRangePastModifiers(property));
-                ts.setCommentRange(expression, property);
-                ts.setOriginalNode(expression, property);
-                expressions.push(expression);
-            }
-            return expressions;
-        }
-        function transformProperty(property, receiver) {
-            var _a;
-            var emitAssignment = !context.getCompilerOptions().useDefineForClassFields;
-            var propertyName = ts.isComputedPropertyName(property.name) && !ts.isSimpleInlineableExpression(property.name.expression)
-                ? factory.updateComputedPropertyName(property.name, factory.getGeneratedNameForNode(property.name))
-                : property.name;
-            if (shouldTransformPrivateFields && ts.isPrivateIdentifier(propertyName)) {
-                var privateIdentifierInfo = accessPrivateIdentifier(propertyName);
-                if (privateIdentifierInfo) {
-                    switch (privateIdentifierInfo.placement) {
-                        case 0: {
-                            return createPrivateInstanceFieldInitializer(receiver, ts.visitNode(property.initializer, visitor, ts.isExpression), privateIdentifierInfo.weakMapName);
-                        }
-                    }
-                }
-                else {
-                    ts.Debug.fail("Undeclared private name for property declaration.");
-                }
-            }
-            if (ts.isPrivateIdentifier(propertyName) && !property.initializer) {
-                return undefined;
-            }
-            if (ts.isPrivateIdentifier(propertyName) && !property.initializer) {
-                return undefined;
-            }
-            var propertyOriginalNode = ts.getOriginalNode(property);
-            var initializer = property.initializer || emitAssignment ? (_a = ts.visitNode(property.initializer, visitor, ts.isExpression)) !== null && _a !== void 0 ? _a : factory.createVoidZero() : ts.isParameterPropertyDeclaration(propertyOriginalNode, propertyOriginalNode.parent) && ts.isIdentifier(propertyName) ? propertyName
-                : factory.createVoidZero();
-            if (emitAssignment || ts.isPrivateIdentifier(propertyName)) {
-                var memberAccess = ts.createMemberAccessForPropertyName(factory, receiver, propertyName, propertyName);
-                return factory.createAssignment(memberAccess, initializer);
-            }
-            else {
-                var name = ts.isComputedPropertyName(propertyName) ? propertyName.expression
-                    : ts.isIdentifier(propertyName) ? factory.createStringLiteral(ts.unescapeLeadingUnderscores(propertyName.escapedText))
-                        : propertyName;
-                var descriptor = factory.createPropertyDescriptor({ value: initializer, configurable: true, writable: true, enumerable: true });
-                return factory.createObjectDefinePropertyCall(receiver, name, descriptor);
-            }
-        }
-        function enableSubstitutionForClassAliases() {
-            if ((enabledSubstitutions & 1) === 0) {
-                enabledSubstitutions |= 1;
-                context.enableSubstitution(78);
-                classAliases = [];
-            }
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (hint === 1) {
-                return substituteExpression(node);
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    return substituteExpressionIdentifier(node);
-            }
-            return node;
-        }
-        function substituteExpressionIdentifier(node) {
-            return trySubstituteClassAlias(node) || node;
-        }
-        function trySubstituteClassAlias(node) {
-            if (enabledSubstitutions & 1) {
-                if (resolver.getNodeCheckFlags(node) & 33554432) {
-                    var declaration = resolver.getReferencedValueDeclaration(node);
-                    if (declaration) {
-                        var classAlias = classAliases[declaration.id];
-                        if (classAlias) {
-                            var clone_2 = factory.cloneNode(classAlias);
-                            ts.setSourceMapRange(clone_2, node);
-                            ts.setCommentRange(clone_2, node);
-                            return clone_2;
-                        }
-                    }
-                }
-            }
-            return undefined;
-        }
-        function getPropertyNameExpressionIfNeeded(name, shouldHoist) {
-            if (ts.isComputedPropertyName(name)) {
-                var expression = ts.visitNode(name.expression, visitor, ts.isExpression);
-                var innerExpression = ts.skipPartiallyEmittedExpressions(expression);
-                var inlinable = ts.isSimpleInlineableExpression(innerExpression);
-                var alreadyTransformed = ts.isAssignmentExpression(innerExpression) && ts.isGeneratedIdentifier(innerExpression.left);
-                if (!alreadyTransformed && !inlinable && shouldHoist) {
-                    var generatedName = factory.getGeneratedNameForNode(name);
-                    hoistVariableDeclaration(generatedName);
-                    return factory.createAssignment(generatedName, expression);
-                }
-                return (inlinable || ts.isIdentifier(innerExpression)) ? undefined : expression;
-            }
-        }
-        function startPrivateIdentifierEnvironment() {
-            privateIdentifierEnvironmentStack.push(currentPrivateIdentifierEnvironment);
-            currentPrivateIdentifierEnvironment = undefined;
-        }
-        function endPrivateIdentifierEnvironment() {
-            currentPrivateIdentifierEnvironment = privateIdentifierEnvironmentStack.pop();
-        }
-        function getPrivateIdentifierEnvironment() {
-            return currentPrivateIdentifierEnvironment || (currentPrivateIdentifierEnvironment = new ts.Map());
-        }
-        function getPendingExpressions() {
-            return pendingExpressions || (pendingExpressions = []);
-        }
-        function addPrivateIdentifierToEnvironment(name) {
-            var text = ts.getTextOfPropertyName(name);
-            var weakMapName = factory.createUniqueName("_" + text.substring(1), 16 | 8);
-            hoistVariableDeclaration(weakMapName);
-            getPrivateIdentifierEnvironment().set(name.escapedText, { placement: 0, weakMapName: weakMapName });
-            getPendingExpressions().push(factory.createAssignment(weakMapName, factory.createNewExpression(factory.createIdentifier("WeakMap"), undefined, [])));
-        }
-        function accessPrivateIdentifier(name) {
-            if (currentPrivateIdentifierEnvironment) {
-                var info = currentPrivateIdentifierEnvironment.get(name.escapedText);
-                if (info) {
-                    return info;
-                }
-            }
-            for (var i = privateIdentifierEnvironmentStack.length - 1; i >= 0; --i) {
-                var env = privateIdentifierEnvironmentStack[i];
-                if (!env) {
-                    continue;
-                }
-                var info = env.get(name.escapedText);
-                if (info) {
-                    return info;
-                }
-            }
-            return undefined;
-        }
-        function wrapPrivateIdentifierForDestructuringTarget(node) {
-            var parameter = factory.getGeneratedNameForNode(node);
-            var info = accessPrivateIdentifier(node.name);
-            if (!info) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var receiver = node.expression;
-            if (ts.isThisProperty(node) || ts.isSuperProperty(node) || !ts.isSimpleCopiableExpression(node.expression)) {
-                receiver = factory.createTempVariable(hoistVariableDeclaration, true);
-                getPendingExpressions().push(factory.createBinaryExpression(receiver, 62, node.expression));
-            }
-            return factory.createPropertyAccessExpression(factory.createParenthesizedExpression(factory.createObjectLiteralExpression([
-                factory.createSetAccessorDeclaration(undefined, undefined, "value", [factory.createParameterDeclaration(undefined, undefined, undefined, parameter, undefined, undefined, undefined)], factory.createBlock([factory.createExpressionStatement(createPrivateIdentifierAssignment(info, receiver, parameter, 62))]))
-            ])), "value");
-        }
-        function visitArrayAssignmentTarget(node) {
-            var target = ts.getTargetOfBindingOrAssignmentElement(node);
-            if (target && ts.isPrivateIdentifierPropertyAccessExpression(target)) {
-                var wrapped = wrapPrivateIdentifierForDestructuringTarget(target);
-                if (ts.isAssignmentExpression(node)) {
-                    return factory.updateBinaryExpression(node, wrapped, node.operatorToken, ts.visitNode(node.right, visitor, ts.isExpression));
-                }
-                else if (ts.isSpreadElement(node)) {
-                    return factory.updateSpreadElement(node, wrapped);
-                }
-                else {
-                    return wrapped;
-                }
-            }
-            return ts.visitNode(node, visitorDestructuringTarget);
-        }
-        function visitObjectAssignmentTarget(node) {
-            if (ts.isPropertyAssignment(node)) {
-                var target = ts.getTargetOfBindingOrAssignmentElement(node);
-                if (target && ts.isPrivateIdentifierPropertyAccessExpression(target)) {
-                    var initializer = ts.getInitializerOfBindingOrAssignmentElement(node);
-                    var wrapped = wrapPrivateIdentifierForDestructuringTarget(target);
-                    return factory.updatePropertyAssignment(node, ts.visitNode(node.name, visitor), initializer ? factory.createAssignment(wrapped, ts.visitNode(initializer, visitor)) : wrapped);
-                }
-                return factory.updatePropertyAssignment(node, ts.visitNode(node.name, visitor), ts.visitNode(node.initializer, visitorDestructuringTarget));
-            }
-            return ts.visitNode(node, visitor);
-        }
-        function visitAssignmentPattern(node) {
-            if (ts.isArrayLiteralExpression(node)) {
-                return factory.updateArrayLiteralExpression(node, ts.visitNodes(node.elements, visitArrayAssignmentTarget, ts.isExpression));
-            }
-            else {
-                return factory.updateObjectLiteralExpression(node, ts.visitNodes(node.properties, visitObjectAssignmentTarget, ts.isObjectLiteralElementLike));
-            }
-        }
-    }
-    ts.transformClassFields = transformClassFields;
-    function createPrivateInstanceFieldInitializer(receiver, initializer, weakMapName) {
-        return ts.factory.createCallExpression(ts.factory.createPropertyAccessExpression(weakMapName, "set"), undefined, [receiver, initializer || ts.factory.createVoidZero()]);
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES2017(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var resolver = context.getEmitResolver();
-        var compilerOptions = context.getCompilerOptions();
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var enabledSubstitutions;
-        var enclosingSuperContainerFlags = 0;
-        var enclosingFunctionParameterNames;
-        var capturedSuperProperties;
-        var hasSuperElementAccess;
-        var substitutedSuperAccessors = [];
-        var contextFlags = 0;
-        var previousOnEmitNode = context.onEmitNode;
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onEmitNode = onEmitNode;
-        context.onSubstituteNode = onSubstituteNode;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            setContextFlag(1, false);
-            setContextFlag(2, !ts.isEffectiveStrictModeSourceFile(node, compilerOptions));
-            var visited = ts.visitEachChild(node, visitor, context);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            return visited;
-        }
-        function setContextFlag(flag, val) {
-            contextFlags = val ? contextFlags | flag : contextFlags & ~flag;
-        }
-        function inContext(flags) {
-            return (contextFlags & flags) !== 0;
-        }
-        function inTopLevelContext() {
-            return !inContext(1);
-        }
-        function inHasLexicalThisContext() {
-            return inContext(2);
-        }
-        function doWithContext(flags, cb, value) {
-            var contextFlagsToSet = flags & ~contextFlags;
-            if (contextFlagsToSet) {
-                setContextFlag(contextFlagsToSet, true);
-                var result = cb(value);
-                setContextFlag(contextFlagsToSet, false);
-                return result;
-            }
-            return cb(value);
-        }
-        function visitDefault(node) {
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitor(node) {
-            if ((node.transformFlags & 64) === 0) {
-                return node;
-            }
-            switch (node.kind) {
-                case 129:
-                    return undefined;
-                case 213:
-                    return visitAwaitExpression(node);
-                case 165:
-                    return doWithContext(1 | 2, visitMethodDeclaration, node);
-                case 251:
-                    return doWithContext(1 | 2, visitFunctionDeclaration, node);
-                case 208:
-                    return doWithContext(1 | 2, visitFunctionExpression, node);
-                case 209:
-                    return doWithContext(1, visitArrowFunction, node);
-                case 201:
-                    if (capturedSuperProperties && ts.isPropertyAccessExpression(node) && node.expression.kind === 105) {
-                        capturedSuperProperties.add(node.name.escapedText);
-                    }
-                    return ts.visitEachChild(node, visitor, context);
-                case 202:
-                    if (capturedSuperProperties && node.expression.kind === 105) {
-                        hasSuperElementAccess = true;
-                    }
-                    return ts.visitEachChild(node, visitor, context);
-                case 167:
-                case 168:
-                case 166:
-                case 252:
-                case 221:
-                    return doWithContext(1 | 2, visitDefault, node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function asyncBodyVisitor(node) {
-            if (ts.isNodeWithPossibleHoistedDeclaration(node)) {
-                switch (node.kind) {
-                    case 232:
-                        return visitVariableStatementInAsyncBody(node);
-                    case 237:
-                        return visitForStatementInAsyncBody(node);
-                    case 238:
-                        return visitForInStatementInAsyncBody(node);
-                    case 239:
-                        return visitForOfStatementInAsyncBody(node);
-                    case 287:
-                        return visitCatchClauseInAsyncBody(node);
-                    case 230:
-                    case 244:
-                    case 258:
-                    case 284:
-                    case 285:
-                    case 247:
-                    case 235:
-                    case 236:
-                    case 234:
-                    case 243:
-                    case 245:
-                        return ts.visitEachChild(node, asyncBodyVisitor, context);
-                    default:
-                        return ts.Debug.assertNever(node, "Unhandled node.");
-                }
-            }
-            return visitor(node);
-        }
-        function visitCatchClauseInAsyncBody(node) {
-            var catchClauseNames = new ts.Set();
-            recordDeclarationName(node.variableDeclaration, catchClauseNames);
-            var catchClauseUnshadowedNames;
-            catchClauseNames.forEach(function (_, escapedName) {
-                if (enclosingFunctionParameterNames.has(escapedName)) {
-                    if (!catchClauseUnshadowedNames) {
-                        catchClauseUnshadowedNames = new ts.Set(enclosingFunctionParameterNames);
-                    }
-                    catchClauseUnshadowedNames.delete(escapedName);
-                }
-            });
-            if (catchClauseUnshadowedNames) {
-                var savedEnclosingFunctionParameterNames = enclosingFunctionParameterNames;
-                enclosingFunctionParameterNames = catchClauseUnshadowedNames;
-                var result = ts.visitEachChild(node, asyncBodyVisitor, context);
-                enclosingFunctionParameterNames = savedEnclosingFunctionParameterNames;
-                return result;
-            }
-            else {
-                return ts.visitEachChild(node, asyncBodyVisitor, context);
-            }
-        }
-        function visitVariableStatementInAsyncBody(node) {
-            if (isVariableDeclarationListWithCollidingName(node.declarationList)) {
-                var expression = visitVariableDeclarationListWithCollidingNames(node.declarationList, false);
-                return expression ? factory.createExpressionStatement(expression) : undefined;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitForInStatementInAsyncBody(node) {
-            return factory.updateForInStatement(node, isVariableDeclarationListWithCollidingName(node.initializer)
-                ? visitVariableDeclarationListWithCollidingNames(node.initializer, true)
-                : ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, asyncBodyVisitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitForOfStatementInAsyncBody(node) {
-            return factory.updateForOfStatement(node, ts.visitNode(node.awaitModifier, visitor, ts.isToken), isVariableDeclarationListWithCollidingName(node.initializer)
-                ? visitVariableDeclarationListWithCollidingNames(node.initializer, true)
-                : ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, asyncBodyVisitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitForStatementInAsyncBody(node) {
-            var initializer = node.initializer;
-            return factory.updateForStatement(node, isVariableDeclarationListWithCollidingName(initializer)
-                ? visitVariableDeclarationListWithCollidingNames(initializer, false)
-                : ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, asyncBodyVisitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitAwaitExpression(node) {
-            if (inTopLevelContext()) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            return ts.setOriginalNode(ts.setTextRange(factory.createYieldExpression(undefined, ts.visitNode(node.expression, visitor, ts.isExpression)), node), node);
-        }
-        function visitMethodDeclaration(node) {
-            return factory.updateMethodDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.getFunctionFlags(node) & 2
-                ? transformAsyncFunctionBody(node)
-                : ts.visitFunctionBody(node.body, visitor, context));
-        }
-        function visitFunctionDeclaration(node) {
-            return factory.updateFunctionDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.getFunctionFlags(node) & 2
-                ? transformAsyncFunctionBody(node)
-                : ts.visitFunctionBody(node.body, visitor, context));
-        }
-        function visitFunctionExpression(node) {
-            return factory.updateFunctionExpression(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, ts.getFunctionFlags(node) & 2
-                ? transformAsyncFunctionBody(node)
-                : ts.visitFunctionBody(node.body, visitor, context));
-        }
-        function visitArrowFunction(node) {
-            return factory.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, node.equalsGreaterThanToken, ts.getFunctionFlags(node) & 2
-                ? transformAsyncFunctionBody(node)
-                : ts.visitFunctionBody(node.body, visitor, context));
-        }
-        function recordDeclarationName(_a, names) {
-            var name = _a.name;
-            if (ts.isIdentifier(name)) {
-                names.add(name.escapedText);
-            }
-            else {
-                for (var _i = 0, _b = name.elements; _i < _b.length; _i++) {
-                    var element = _b[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        recordDeclarationName(element, names);
-                    }
-                }
-            }
-        }
-        function isVariableDeclarationListWithCollidingName(node) {
-            return !!node
-                && ts.isVariableDeclarationList(node)
-                && !(node.flags & 3)
-                && node.declarations.some(collidesWithParameterName);
-        }
-        function visitVariableDeclarationListWithCollidingNames(node, hasReceiver) {
-            hoistVariableDeclarationList(node);
-            var variables = ts.getInitializedVariables(node);
-            if (variables.length === 0) {
-                if (hasReceiver) {
-                    return ts.visitNode(factory.converters.convertToAssignmentElementTarget(node.declarations[0].name), visitor, ts.isExpression);
-                }
-                return undefined;
-            }
-            return factory.inlineExpressions(ts.map(variables, transformInitializedVariable));
-        }
-        function hoistVariableDeclarationList(node) {
-            ts.forEach(node.declarations, hoistVariable);
-        }
-        function hoistVariable(_a) {
-            var name = _a.name;
-            if (ts.isIdentifier(name)) {
-                hoistVariableDeclaration(name);
-            }
-            else {
-                for (var _i = 0, _b = name.elements; _i < _b.length; _i++) {
-                    var element = _b[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        hoistVariable(element);
-                    }
-                }
-            }
-        }
-        function transformInitializedVariable(node) {
-            var converted = ts.setSourceMapRange(factory.createAssignment(factory.converters.convertToAssignmentElementTarget(node.name), node.initializer), node);
-            return ts.visitNode(converted, visitor, ts.isExpression);
-        }
-        function collidesWithParameterName(_a) {
-            var name = _a.name;
-            if (ts.isIdentifier(name)) {
-                return enclosingFunctionParameterNames.has(name.escapedText);
-            }
-            else {
-                for (var _i = 0, _b = name.elements; _i < _b.length; _i++) {
-                    var element = _b[_i];
-                    if (!ts.isOmittedExpression(element) && collidesWithParameterName(element)) {
-                        return true;
-                    }
-                }
-            }
-            return false;
-        }
-        function transformAsyncFunctionBody(node) {
-            resumeLexicalEnvironment();
-            var original = ts.getOriginalNode(node, ts.isFunctionLike);
-            var nodeType = original.type;
-            var promiseConstructor = languageVersion < 2 ? getPromiseConstructor(nodeType) : undefined;
-            var isArrowFunction = node.kind === 209;
-            var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192) !== 0;
-            var savedEnclosingFunctionParameterNames = enclosingFunctionParameterNames;
-            enclosingFunctionParameterNames = new ts.Set();
-            for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) {
-                var parameter = _a[_i];
-                recordDeclarationName(parameter, enclosingFunctionParameterNames);
-            }
-            var savedCapturedSuperProperties = capturedSuperProperties;
-            var savedHasSuperElementAccess = hasSuperElementAccess;
-            if (!isArrowFunction) {
-                capturedSuperProperties = new ts.Set();
-                hasSuperElementAccess = false;
-            }
-            var result;
-            if (!isArrowFunction) {
-                var statements = [];
-                var statementOffset = factory.copyPrologue(node.body.statements, statements, false, visitor);
-                statements.push(factory.createReturnStatement(emitHelpers().createAwaiterHelper(inHasLexicalThisContext(), hasLexicalArguments, promiseConstructor, transformAsyncFunctionBodyWorker(node.body, statementOffset))));
-                ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-                var emitSuperHelpers = languageVersion >= 2 && resolver.getNodeCheckFlags(node) & (4096 | 2048);
-                if (emitSuperHelpers) {
-                    enableSubstitutionForAsyncMethodsWithSuper();
-                    if (capturedSuperProperties.size) {
-                        var variableStatement = createSuperAccessVariableStatement(factory, resolver, node, capturedSuperProperties);
-                        substitutedSuperAccessors[ts.getNodeId(variableStatement)] = true;
-                        ts.insertStatementsAfterStandardPrologue(statements, [variableStatement]);
-                    }
-                }
-                var block = factory.createBlock(statements, true);
-                ts.setTextRange(block, node.body);
-                if (emitSuperHelpers && hasSuperElementAccess) {
-                    if (resolver.getNodeCheckFlags(node) & 4096) {
-                        ts.addEmitHelper(block, ts.advancedAsyncSuperHelper);
-                    }
-                    else if (resolver.getNodeCheckFlags(node) & 2048) {
-                        ts.addEmitHelper(block, ts.asyncSuperHelper);
-                    }
-                }
-                result = block;
-            }
-            else {
-                var expression = emitHelpers().createAwaiterHelper(inHasLexicalThisContext(), hasLexicalArguments, promiseConstructor, transformAsyncFunctionBodyWorker(node.body));
-                var declarations = endLexicalEnvironment();
-                if (ts.some(declarations)) {
-                    var block = factory.converters.convertToFunctionBlock(expression);
-                    result = factory.updateBlock(block, ts.setTextRange(factory.createNodeArray(ts.concatenate(declarations, block.statements)), block.statements));
-                }
-                else {
-                    result = expression;
-                }
-            }
-            enclosingFunctionParameterNames = savedEnclosingFunctionParameterNames;
-            if (!isArrowFunction) {
-                capturedSuperProperties = savedCapturedSuperProperties;
-                hasSuperElementAccess = savedHasSuperElementAccess;
-            }
-            return result;
-        }
-        function transformAsyncFunctionBodyWorker(body, start) {
-            if (ts.isBlock(body)) {
-                return factory.updateBlock(body, ts.visitNodes(body.statements, asyncBodyVisitor, ts.isStatement, start));
-            }
-            else {
-                return factory.converters.convertToFunctionBlock(ts.visitNode(body, asyncBodyVisitor, ts.isConciseBody));
-            }
-        }
-        function getPromiseConstructor(type) {
-            var typeName = type && ts.getEntityNameFromTypeNode(type);
-            if (typeName && ts.isEntityName(typeName)) {
-                var serializationKind = resolver.getTypeReferenceSerializationKind(typeName);
-                if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue
-                    || serializationKind === ts.TypeReferenceSerializationKind.Unknown) {
-                    return typeName;
-                }
-            }
-            return undefined;
-        }
-        function enableSubstitutionForAsyncMethodsWithSuper() {
-            if ((enabledSubstitutions & 1) === 0) {
-                enabledSubstitutions |= 1;
-                context.enableSubstitution(203);
-                context.enableSubstitution(201);
-                context.enableSubstitution(202);
-                context.enableEmitNotification(252);
-                context.enableEmitNotification(165);
-                context.enableEmitNotification(167);
-                context.enableEmitNotification(168);
-                context.enableEmitNotification(166);
-                context.enableEmitNotification(232);
-            }
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            if (enabledSubstitutions & 1 && isSuperContainer(node)) {
-                var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 | 4096);
-                if (superContainerFlags !== enclosingSuperContainerFlags) {
-                    var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags;
-                    enclosingSuperContainerFlags = superContainerFlags;
-                    previousOnEmitNode(hint, node, emitCallback);
-                    enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags;
-                    return;
-                }
-            }
-            else if (enabledSubstitutions && substitutedSuperAccessors[ts.getNodeId(node)]) {
-                var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags;
-                enclosingSuperContainerFlags = 0;
-                previousOnEmitNode(hint, node, emitCallback);
-                enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags;
-                return;
-            }
-            previousOnEmitNode(hint, node, emitCallback);
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (hint === 1 && enclosingSuperContainerFlags) {
-                return substituteExpression(node);
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 201:
-                    return substitutePropertyAccessExpression(node);
-                case 202:
-                    return substituteElementAccessExpression(node);
-                case 203:
-                    return substituteCallExpression(node);
-            }
-            return node;
-        }
-        function substitutePropertyAccessExpression(node) {
-            if (node.expression.kind === 105) {
-                return ts.setTextRange(factory.createPropertyAccessExpression(factory.createUniqueName("_super", 16 | 32), node.name), node);
-            }
-            return node;
-        }
-        function substituteElementAccessExpression(node) {
-            if (node.expression.kind === 105) {
-                return createSuperElementAccessInAsyncMethod(node.argumentExpression, node);
-            }
-            return node;
-        }
-        function substituteCallExpression(node) {
-            var expression = node.expression;
-            if (ts.isSuperProperty(expression)) {
-                var argumentExpression = ts.isPropertyAccessExpression(expression)
-                    ? substitutePropertyAccessExpression(expression)
-                    : substituteElementAccessExpression(expression);
-                return factory.createCallExpression(factory.createPropertyAccessExpression(argumentExpression, "call"), undefined, __spreadArrays([
-                    factory.createThis()
-                ], node.arguments));
-            }
-            return node;
-        }
-        function isSuperContainer(node) {
-            var kind = node.kind;
-            return kind === 252
-                || kind === 166
-                || kind === 165
-                || kind === 167
-                || kind === 168;
-        }
-        function createSuperElementAccessInAsyncMethod(argumentExpression, location) {
-            if (enclosingSuperContainerFlags & 4096) {
-                return ts.setTextRange(factory.createPropertyAccessExpression(factory.createCallExpression(factory.createUniqueName("_superIndex", 16 | 32), undefined, [argumentExpression]), "value"), location);
-            }
-            else {
-                return ts.setTextRange(factory.createCallExpression(factory.createUniqueName("_superIndex", 16 | 32), undefined, [argumentExpression]), location);
-            }
-        }
-    }
-    ts.transformES2017 = transformES2017;
-    function createSuperAccessVariableStatement(factory, resolver, node, names) {
-        var hasBinding = (resolver.getNodeCheckFlags(node) & 4096) !== 0;
-        var accessors = [];
-        names.forEach(function (_, key) {
-            var name = ts.unescapeLeadingUnderscores(key);
-            var getterAndSetter = [];
-            getterAndSetter.push(factory.createPropertyAssignment("get", factory.createArrowFunction(undefined, undefined, [], undefined, undefined, ts.setEmitFlags(factory.createPropertyAccessExpression(ts.setEmitFlags(factory.createSuper(), 4), name), 4))));
-            if (hasBinding) {
-                getterAndSetter.push(factory.createPropertyAssignment("set", factory.createArrowFunction(undefined, undefined, [
-                    factory.createParameterDeclaration(undefined, undefined, undefined, "v", undefined, undefined, undefined)
-                ], undefined, undefined, factory.createAssignment(ts.setEmitFlags(factory.createPropertyAccessExpression(ts.setEmitFlags(factory.createSuper(), 4), name), 4), factory.createIdentifier("v")))));
-            }
-            accessors.push(factory.createPropertyAssignment(name, factory.createObjectLiteralExpression(getterAndSetter)));
-        });
-        return factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-            factory.createVariableDeclaration(factory.createUniqueName("_super", 16 | 32), undefined, undefined, factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "create"), undefined, [
-                factory.createNull(),
-                factory.createObjectLiteralExpression(accessors, true)
-            ]))
-        ], 2));
-    }
-    ts.createSuperAccessVariableStatement = createSuperAccessVariableStatement;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES2018(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var resolver = context.getEmitResolver();
-        var compilerOptions = context.getCompilerOptions();
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var previousOnEmitNode = context.onEmitNode;
-        context.onEmitNode = onEmitNode;
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onSubstituteNode = onSubstituteNode;
-        var exportedVariableStatement = false;
-        var enabledSubstitutions;
-        var enclosingFunctionFlags;
-        var enclosingSuperContainerFlags = 0;
-        var hierarchyFacts = 0;
-        var currentSourceFile;
-        var taggedTemplateStringDeclarations;
-        var capturedSuperProperties;
-        var hasSuperElementAccess;
-        var substitutedSuperAccessors = [];
-        return ts.chainBundle(context, transformSourceFile);
-        function affectsSubtree(excludeFacts, includeFacts) {
-            return hierarchyFacts !== (hierarchyFacts & ~excludeFacts | includeFacts);
-        }
-        function enterSubtree(excludeFacts, includeFacts) {
-            var ancestorFacts = hierarchyFacts;
-            hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & 3;
-            return ancestorFacts;
-        }
-        function exitSubtree(ancestorFacts) {
-            hierarchyFacts = ancestorFacts;
-        }
-        function recordTaggedTemplateString(temp) {
-            taggedTemplateStringDeclarations = ts.append(taggedTemplateStringDeclarations, factory.createVariableDeclaration(temp));
-        }
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            currentSourceFile = node;
-            var visited = visitSourceFile(node);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            currentSourceFile = undefined;
-            taggedTemplateStringDeclarations = undefined;
-            return visited;
-        }
-        function visitor(node) {
-            return visitorWorker(node, false);
-        }
-        function visitorWithUnusedExpressionResult(node) {
-            return visitorWorker(node, true);
-        }
-        function visitorNoAsyncModifier(node) {
-            if (node.kind === 129) {
-                return undefined;
-            }
-            return node;
-        }
-        function doWithHierarchyFacts(cb, value, excludeFacts, includeFacts) {
-            if (affectsSubtree(excludeFacts, includeFacts)) {
-                var ancestorFacts = enterSubtree(excludeFacts, includeFacts);
-                var result = cb(value);
-                exitSubtree(ancestorFacts);
-                return result;
-            }
-            return cb(value);
-        }
-        function visitDefault(node) {
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitorWorker(node, expressionResultIsUnused) {
-            if ((node.transformFlags & 32) === 0) {
-                return node;
-            }
-            switch (node.kind) {
-                case 213:
-                    return visitAwaitExpression(node);
-                case 219:
-                    return visitYieldExpression(node);
-                case 242:
-                    return visitReturnStatement(node);
-                case 245:
-                    return visitLabeledStatement(node);
-                case 200:
-                    return visitObjectLiteralExpression(node);
-                case 216:
-                    return visitBinaryExpression(node, expressionResultIsUnused);
-                case 337:
-                    return visitCommaListExpression(node, expressionResultIsUnused);
-                case 287:
-                    return visitCatchClause(node);
-                case 232:
-                    return visitVariableStatement(node);
-                case 249:
-                    return visitVariableDeclaration(node);
-                case 235:
-                case 236:
-                case 238:
-                    return doWithHierarchyFacts(visitDefault, node, 0, 2);
-                case 239:
-                    return visitForOfStatement(node, undefined);
-                case 237:
-                    return doWithHierarchyFacts(visitForStatement, node, 0, 2);
-                case 212:
-                    return visitVoidExpression(node);
-                case 166:
-                    return doWithHierarchyFacts(visitConstructorDeclaration, node, 2, 1);
-                case 165:
-                    return doWithHierarchyFacts(visitMethodDeclaration, node, 2, 1);
-                case 167:
-                    return doWithHierarchyFacts(visitGetAccessorDeclaration, node, 2, 1);
-                case 168:
-                    return doWithHierarchyFacts(visitSetAccessorDeclaration, node, 2, 1);
-                case 251:
-                    return doWithHierarchyFacts(visitFunctionDeclaration, node, 2, 1);
-                case 208:
-                    return doWithHierarchyFacts(visitFunctionExpression, node, 2, 1);
-                case 209:
-                    return doWithHierarchyFacts(visitArrowFunction, node, 2, 0);
-                case 160:
-                    return visitParameter(node);
-                case 233:
-                    return visitExpressionStatement(node);
-                case 207:
-                    return visitParenthesizedExpression(node, expressionResultIsUnused);
-                case 205:
-                    return visitTaggedTemplateExpression(node);
-                case 201:
-                    if (capturedSuperProperties && ts.isPropertyAccessExpression(node) && node.expression.kind === 105) {
-                        capturedSuperProperties.add(node.name.escapedText);
-                    }
-                    return ts.visitEachChild(node, visitor, context);
-                case 202:
-                    if (capturedSuperProperties && node.expression.kind === 105) {
-                        hasSuperElementAccess = true;
-                    }
-                    return ts.visitEachChild(node, visitor, context);
-                case 252:
-                case 221:
-                    return doWithHierarchyFacts(visitDefault, node, 2, 1);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitAwaitExpression(node) {
-            if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
-                return ts.setOriginalNode(ts.setTextRange(factory.createYieldExpression(undefined, emitHelpers().createAwaitHelper(ts.visitNode(node.expression, visitor, ts.isExpression))), node), node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitYieldExpression(node) {
-            if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
-                if (node.asteriskToken) {
-                    var expression = ts.visitNode(ts.Debug.assertDefined(node.expression), visitor, ts.isExpression);
-                    return ts.setOriginalNode(ts.setTextRange(factory.createYieldExpression(undefined, emitHelpers().createAwaitHelper(factory.updateYieldExpression(node, node.asteriskToken, ts.setTextRange(emitHelpers().createAsyncDelegatorHelper(ts.setTextRange(emitHelpers().createAsyncValuesHelper(expression), expression)), expression)))), node), node);
-                }
-                return ts.setOriginalNode(ts.setTextRange(factory.createYieldExpression(undefined, createDownlevelAwait(node.expression
-                    ? ts.visitNode(node.expression, visitor, ts.isExpression)
-                    : factory.createVoidZero())), node), node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitReturnStatement(node) {
-            if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
-                return factory.updateReturnStatement(node, createDownlevelAwait(node.expression ? ts.visitNode(node.expression, visitor, ts.isExpression) : factory.createVoidZero()));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitLabeledStatement(node) {
-            if (enclosingFunctionFlags & 2) {
-                var statement = ts.unwrapInnermostStatementOfLabel(node);
-                if (statement.kind === 239 && statement.awaitModifier) {
-                    return visitForOfStatement(statement, node);
-                }
-                return factory.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement, factory.liftToBlock), node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function chunkObjectLiteralElements(elements) {
-            var chunkObject;
-            var objects = [];
-            for (var _i = 0, elements_4 = elements; _i < elements_4.length; _i++) {
-                var e = elements_4[_i];
-                if (e.kind === 290) {
-                    if (chunkObject) {
-                        objects.push(factory.createObjectLiteralExpression(chunkObject));
-                        chunkObject = undefined;
-                    }
-                    var target = e.expression;
-                    objects.push(ts.visitNode(target, visitor, ts.isExpression));
-                }
-                else {
-                    chunkObject = ts.append(chunkObject, e.kind === 288
-                        ? factory.createPropertyAssignment(e.name, ts.visitNode(e.initializer, visitor, ts.isExpression))
-                        : ts.visitNode(e, visitor, ts.isObjectLiteralElementLike));
-                }
-            }
-            if (chunkObject) {
-                objects.push(factory.createObjectLiteralExpression(chunkObject));
-            }
-            return objects;
-        }
-        function visitObjectLiteralExpression(node) {
-            if (node.transformFlags & 16384) {
-                var objects = chunkObjectLiteralElements(node.properties);
-                if (objects.length && objects[0].kind !== 200) {
-                    objects.unshift(factory.createObjectLiteralExpression());
-                }
-                var expression = objects[0];
-                if (objects.length > 1) {
-                    for (var i = 1; i < objects.length; i++) {
-                        expression = emitHelpers().createAssignHelper([expression, objects[i]]);
-                    }
-                    return expression;
-                }
-                else {
-                    return emitHelpers().createAssignHelper(objects);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitExpressionStatement(node) {
-            return ts.visitEachChild(node, visitorWithUnusedExpressionResult, context);
-        }
-        function visitParenthesizedExpression(node, expressionResultIsUnused) {
-            return ts.visitEachChild(node, expressionResultIsUnused ? visitorWithUnusedExpressionResult : visitor, context);
-        }
-        function visitSourceFile(node) {
-            var ancestorFacts = enterSubtree(2, ts.isEffectiveStrictModeSourceFile(node, compilerOptions) ?
-                0 :
-                1);
-            exportedVariableStatement = false;
-            var visited = ts.visitEachChild(node, visitor, context);
-            var statement = ts.concatenate(visited.statements, taggedTemplateStringDeclarations && [
-                factory.createVariableStatement(undefined, factory.createVariableDeclarationList(taggedTemplateStringDeclarations))
-            ]);
-            var result = factory.updateSourceFile(visited, ts.setTextRange(factory.createNodeArray(statement), node.statements));
-            exitSubtree(ancestorFacts);
-            return result;
-        }
-        function visitTaggedTemplateExpression(node) {
-            return ts.processTaggedTemplateExpression(context, node, visitor, currentSourceFile, recordTaggedTemplateString, ts.ProcessLevel.LiftRestriction);
-        }
-        function visitBinaryExpression(node, expressionResultIsUnused) {
-            if (ts.isDestructuringAssignment(node) && node.left.transformFlags & 16384) {
-                return ts.flattenDestructuringAssignment(node, visitor, context, 1, !expressionResultIsUnused);
-            }
-            if (node.operatorToken.kind === 27) {
-                return factory.updateBinaryExpression(node, ts.visitNode(node.left, visitorWithUnusedExpressionResult, ts.isExpression), node.operatorToken, ts.visitNode(node.right, expressionResultIsUnused ? visitorWithUnusedExpressionResult : visitor, ts.isExpression));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitCommaListExpression(node, expressionResultIsUnused) {
-            if (expressionResultIsUnused) {
-                return ts.visitEachChild(node, visitorWithUnusedExpressionResult, context);
-            }
-            var result;
-            for (var i = 0; i < node.elements.length; i++) {
-                var element = node.elements[i];
-                var visited = ts.visitNode(element, i < node.elements.length - 1 ? visitorWithUnusedExpressionResult : visitor, ts.isExpression);
-                if (result || visited !== element) {
-                    result || (result = node.elements.slice(0, i));
-                    result.push(visited);
-                }
-            }
-            var elements = result ? ts.setTextRange(factory.createNodeArray(result), node.elements) : node.elements;
-            return factory.updateCommaListExpression(node, elements);
-        }
-        function visitCatchClause(node) {
-            if (node.variableDeclaration &&
-                ts.isBindingPattern(node.variableDeclaration.name) &&
-                node.variableDeclaration.name.transformFlags & 16384) {
-                var name = factory.getGeneratedNameForNode(node.variableDeclaration.name);
-                var updatedDecl = factory.updateVariableDeclaration(node.variableDeclaration, node.variableDeclaration.name, undefined, undefined, name);
-                var visitedBindings = ts.flattenDestructuringBinding(updatedDecl, visitor, context, 1);
-                var block = ts.visitNode(node.block, visitor, ts.isBlock);
-                if (ts.some(visitedBindings)) {
-                    block = factory.updateBlock(block, __spreadArrays([
-                        factory.createVariableStatement(undefined, visitedBindings)
-                    ], block.statements));
-                }
-                return factory.updateCatchClause(node, factory.updateVariableDeclaration(node.variableDeclaration, name, undefined, undefined, undefined), block);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitVariableStatement(node) {
-            if (ts.hasSyntacticModifier(node, 1)) {
-                var savedExportedVariableStatement = exportedVariableStatement;
-                exportedVariableStatement = true;
-                var visited = ts.visitEachChild(node, visitor, context);
-                exportedVariableStatement = savedExportedVariableStatement;
-                return visited;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitVariableDeclaration(node) {
-            if (exportedVariableStatement) {
-                var savedExportedVariableStatement = exportedVariableStatement;
-                exportedVariableStatement = false;
-                var visited = visitVariableDeclarationWorker(node, true);
-                exportedVariableStatement = savedExportedVariableStatement;
-                return visited;
-            }
-            return visitVariableDeclarationWorker(node, false);
-        }
-        function visitVariableDeclarationWorker(node, exportedVariableStatement) {
-            if (ts.isBindingPattern(node.name) && node.name.transformFlags & 16384) {
-                return ts.flattenDestructuringBinding(node, visitor, context, 1, undefined, exportedVariableStatement);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitForStatement(node) {
-            return factory.updateForStatement(node, ts.visitNode(node.initializer, visitorWithUnusedExpressionResult, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitorWithUnusedExpressionResult, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement));
-        }
-        function visitVoidExpression(node) {
-            return ts.visitEachChild(node, visitorWithUnusedExpressionResult, context);
-        }
-        function visitForOfStatement(node, outermostLabeledStatement) {
-            var ancestorFacts = enterSubtree(0, 2);
-            if (node.initializer.transformFlags & 16384) {
-                node = transformForOfStatementWithObjectRest(node);
-            }
-            var result = node.awaitModifier ?
-                transformForAwaitOfStatement(node, outermostLabeledStatement, ancestorFacts) :
-                factory.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement);
-            exitSubtree(ancestorFacts);
-            return result;
-        }
-        function transformForOfStatementWithObjectRest(node) {
-            var initializerWithoutParens = ts.skipParentheses(node.initializer);
-            if (ts.isVariableDeclarationList(initializerWithoutParens) || ts.isAssignmentPattern(initializerWithoutParens)) {
-                var bodyLocation = void 0;
-                var statementsLocation = void 0;
-                var temp = factory.createTempVariable(undefined);
-                var statements = [ts.createForOfBindingStatement(factory, initializerWithoutParens, temp)];
-                if (ts.isBlock(node.statement)) {
-                    ts.addRange(statements, node.statement.statements);
-                    bodyLocation = node.statement;
-                    statementsLocation = node.statement.statements;
-                }
-                else if (node.statement) {
-                    ts.append(statements, node.statement);
-                    bodyLocation = node.statement;
-                    statementsLocation = node.statement;
-                }
-                return factory.updateForOfStatement(node, node.awaitModifier, ts.setTextRange(factory.createVariableDeclarationList([
-                    ts.setTextRange(factory.createVariableDeclaration(temp), node.initializer)
-                ], 1), node.initializer), node.expression, ts.setTextRange(factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), statementsLocation), true), bodyLocation));
-            }
-            return node;
-        }
-        function convertForOfStatementHead(node, boundValue) {
-            var binding = ts.createForOfBindingStatement(factory, node.initializer, boundValue);
-            var bodyLocation;
-            var statementsLocation;
-            var statements = [ts.visitNode(binding, visitor, ts.isStatement)];
-            var statement = ts.visitNode(node.statement, visitor, ts.isStatement);
-            if (ts.isBlock(statement)) {
-                ts.addRange(statements, statement.statements);
-                bodyLocation = statement;
-                statementsLocation = statement.statements;
-            }
-            else {
-                statements.push(statement);
-            }
-            return ts.setEmitFlags(ts.setTextRange(factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), statementsLocation), true), bodyLocation), 48 | 384);
-        }
-        function createDownlevelAwait(expression) {
-            return enclosingFunctionFlags & 1
-                ? factory.createYieldExpression(undefined, emitHelpers().createAwaitHelper(expression))
-                : factory.createAwaitExpression(expression);
-        }
-        function transformForAwaitOfStatement(node, outermostLabeledStatement, ancestorFacts) {
-            var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-            var iterator = ts.isIdentifier(expression) ? factory.getGeneratedNameForNode(expression) : factory.createTempVariable(undefined);
-            var result = ts.isIdentifier(expression) ? factory.getGeneratedNameForNode(iterator) : factory.createTempVariable(undefined);
-            var errorRecord = factory.createUniqueName("e");
-            var catchVariable = factory.getGeneratedNameForNode(errorRecord);
-            var returnMethod = factory.createTempVariable(undefined);
-            var callValues = ts.setTextRange(emitHelpers().createAsyncValuesHelper(expression), node.expression);
-            var callNext = factory.createCallExpression(factory.createPropertyAccessExpression(iterator, "next"), undefined, []);
-            var getDone = factory.createPropertyAccessExpression(result, "done");
-            var getValue = factory.createPropertyAccessExpression(result, "value");
-            var callReturn = factory.createFunctionCallCall(returnMethod, iterator, []);
-            hoistVariableDeclaration(errorRecord);
-            hoistVariableDeclaration(returnMethod);
-            var initializer = ancestorFacts & 2 ?
-                factory.inlineExpressions([factory.createAssignment(errorRecord, factory.createVoidZero()), callValues]) :
-                callValues;
-            var forStatement = ts.setEmitFlags(ts.setTextRange(factory.createForStatement(ts.setEmitFlags(ts.setTextRange(factory.createVariableDeclarationList([
-                ts.setTextRange(factory.createVariableDeclaration(iterator, undefined, undefined, initializer), node.expression),
-                factory.createVariableDeclaration(result)
-            ]), node.expression), 2097152), factory.createComma(factory.createAssignment(result, createDownlevelAwait(callNext)), factory.createLogicalNot(getDone)), undefined, convertForOfStatementHead(node, getValue)), node), 256);
-            return factory.createTryStatement(factory.createBlock([
-                factory.restoreEnclosingLabel(forStatement, outermostLabeledStatement)
-            ]), factory.createCatchClause(factory.createVariableDeclaration(catchVariable), ts.setEmitFlags(factory.createBlock([
-                factory.createExpressionStatement(factory.createAssignment(errorRecord, factory.createObjectLiteralExpression([
-                    factory.createPropertyAssignment("error", catchVariable)
-                ])))
-            ]), 1)), factory.createBlock([
-                factory.createTryStatement(factory.createBlock([
-                    ts.setEmitFlags(factory.createIfStatement(factory.createLogicalAnd(factory.createLogicalAnd(result, factory.createLogicalNot(getDone)), factory.createAssignment(returnMethod, factory.createPropertyAccessExpression(iterator, "return"))), factory.createExpressionStatement(createDownlevelAwait(callReturn))), 1)
-                ]), undefined, ts.setEmitFlags(factory.createBlock([
-                    ts.setEmitFlags(factory.createIfStatement(errorRecord, factory.createThrowStatement(factory.createPropertyAccessExpression(errorRecord, "error"))), 1)
-                ]), 1))
-            ]));
-        }
-        function visitParameter(node) {
-            if (node.transformFlags & 16384) {
-                return factory.updateParameterDeclaration(node, undefined, undefined, node.dotDotDotToken, factory.getGeneratedNameForNode(node), undefined, undefined, ts.visitNode(node.initializer, visitor, ts.isExpression));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitConstructorDeclaration(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = 0;
-            var updated = factory.updateConstructorDeclaration(node, undefined, node.modifiers, ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function visitGetAccessorDeclaration(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = 0;
-            var updated = factory.updateGetAccessorDeclaration(node, undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), undefined, transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function visitSetAccessorDeclaration(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = 0;
-            var updated = factory.updateSetAccessorDeclaration(node, undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function visitMethodDeclaration(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = ts.getFunctionFlags(node);
-            var updated = factory.updateMethodDeclaration(node, undefined, enclosingFunctionFlags & 1
-                ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier)
-                : node.modifiers, enclosingFunctionFlags & 2
-                ? undefined
-                : node.asteriskToken, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitNode(undefined, visitor, ts.isToken), undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1
-                ? transformAsyncGeneratorFunctionBody(node)
-                : transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function visitFunctionDeclaration(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = ts.getFunctionFlags(node);
-            var updated = factory.updateFunctionDeclaration(node, undefined, enclosingFunctionFlags & 1
-                ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier)
-                : node.modifiers, enclosingFunctionFlags & 2
-                ? undefined
-                : node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1
-                ? transformAsyncGeneratorFunctionBody(node)
-                : transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function visitArrowFunction(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = ts.getFunctionFlags(node);
-            var updated = factory.updateArrowFunction(node, node.modifiers, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, node.equalsGreaterThanToken, transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function visitFunctionExpression(node) {
-            var savedEnclosingFunctionFlags = enclosingFunctionFlags;
-            enclosingFunctionFlags = ts.getFunctionFlags(node);
-            var updated = factory.updateFunctionExpression(node, enclosingFunctionFlags & 1
-                ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier)
-                : node.modifiers, enclosingFunctionFlags & 2
-                ? undefined
-                : node.asteriskToken, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1
-                ? transformAsyncGeneratorFunctionBody(node)
-                : transformFunctionBody(node));
-            enclosingFunctionFlags = savedEnclosingFunctionFlags;
-            return updated;
-        }
-        function transformAsyncGeneratorFunctionBody(node) {
-            resumeLexicalEnvironment();
-            var statements = [];
-            var statementOffset = factory.copyPrologue(node.body.statements, statements, false, visitor);
-            appendObjectRestAssignmentsIfNeeded(statements, node);
-            var savedCapturedSuperProperties = capturedSuperProperties;
-            var savedHasSuperElementAccess = hasSuperElementAccess;
-            capturedSuperProperties = new ts.Set();
-            hasSuperElementAccess = false;
-            var returnStatement = factory.createReturnStatement(emitHelpers().createAsyncGeneratorHelper(factory.createFunctionExpression(undefined, factory.createToken(41), node.name && factory.getGeneratedNameForNode(node.name), undefined, [], undefined, factory.updateBlock(node.body, ts.visitLexicalEnvironment(node.body.statements, visitor, context, statementOffset))), !!(hierarchyFacts & 1)));
-            var emitSuperHelpers = languageVersion >= 2 && resolver.getNodeCheckFlags(node) & (4096 | 2048);
-            if (emitSuperHelpers) {
-                enableSubstitutionForAsyncMethodsWithSuper();
-                var variableStatement = ts.createSuperAccessVariableStatement(factory, resolver, node, capturedSuperProperties);
-                substitutedSuperAccessors[ts.getNodeId(variableStatement)] = true;
-                ts.insertStatementsAfterStandardPrologue(statements, [variableStatement]);
-            }
-            statements.push(returnStatement);
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            var block = factory.updateBlock(node.body, statements);
-            if (emitSuperHelpers && hasSuperElementAccess) {
-                if (resolver.getNodeCheckFlags(node) & 4096) {
-                    ts.addEmitHelper(block, ts.advancedAsyncSuperHelper);
-                }
-                else if (resolver.getNodeCheckFlags(node) & 2048) {
-                    ts.addEmitHelper(block, ts.asyncSuperHelper);
-                }
-            }
-            capturedSuperProperties = savedCapturedSuperProperties;
-            hasSuperElementAccess = savedHasSuperElementAccess;
-            return block;
-        }
-        function transformFunctionBody(node) {
-            var _a;
-            resumeLexicalEnvironment();
-            var statementOffset = 0;
-            var statements = [];
-            var body = (_a = ts.visitNode(node.body, visitor, ts.isConciseBody)) !== null && _a !== void 0 ? _a : factory.createBlock([]);
-            if (ts.isBlock(body)) {
-                statementOffset = factory.copyPrologue(body.statements, statements, false, visitor);
-            }
-            ts.addRange(statements, appendObjectRestAssignmentsIfNeeded(undefined, node));
-            var leadingStatements = endLexicalEnvironment();
-            if (statementOffset > 0 || ts.some(statements) || ts.some(leadingStatements)) {
-                var block = factory.converters.convertToFunctionBlock(body, true);
-                ts.insertStatementsAfterStandardPrologue(statements, leadingStatements);
-                ts.addRange(statements, block.statements.slice(statementOffset));
-                return factory.updateBlock(block, ts.setTextRange(factory.createNodeArray(statements), block.statements));
-            }
-            return body;
-        }
-        function appendObjectRestAssignmentsIfNeeded(statements, node) {
-            for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) {
-                var parameter = _a[_i];
-                if (parameter.transformFlags & 16384) {
-                    var temp = factory.getGeneratedNameForNode(parameter);
-                    var declarations = ts.flattenDestructuringBinding(parameter, visitor, context, 1, temp, false, true);
-                    if (ts.some(declarations)) {
-                        var statement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList(declarations));
-                        ts.setEmitFlags(statement, 1048576);
-                        statements = ts.append(statements, statement);
-                    }
-                }
-            }
-            return statements;
-        }
-        function enableSubstitutionForAsyncMethodsWithSuper() {
-            if ((enabledSubstitutions & 1) === 0) {
-                enabledSubstitutions |= 1;
-                context.enableSubstitution(203);
-                context.enableSubstitution(201);
-                context.enableSubstitution(202);
-                context.enableEmitNotification(252);
-                context.enableEmitNotification(165);
-                context.enableEmitNotification(167);
-                context.enableEmitNotification(168);
-                context.enableEmitNotification(166);
-                context.enableEmitNotification(232);
-            }
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            if (enabledSubstitutions & 1 && isSuperContainer(node)) {
-                var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 | 4096);
-                if (superContainerFlags !== enclosingSuperContainerFlags) {
-                    var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags;
-                    enclosingSuperContainerFlags = superContainerFlags;
-                    previousOnEmitNode(hint, node, emitCallback);
-                    enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags;
-                    return;
-                }
-            }
-            else if (enabledSubstitutions && substitutedSuperAccessors[ts.getNodeId(node)]) {
-                var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags;
-                enclosingSuperContainerFlags = 0;
-                previousOnEmitNode(hint, node, emitCallback);
-                enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags;
-                return;
-            }
-            previousOnEmitNode(hint, node, emitCallback);
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (hint === 1 && enclosingSuperContainerFlags) {
-                return substituteExpression(node);
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 201:
-                    return substitutePropertyAccessExpression(node);
-                case 202:
-                    return substituteElementAccessExpression(node);
-                case 203:
-                    return substituteCallExpression(node);
-            }
-            return node;
-        }
-        function substitutePropertyAccessExpression(node) {
-            if (node.expression.kind === 105) {
-                return ts.setTextRange(factory.createPropertyAccessExpression(factory.createUniqueName("_super", 16 | 32), node.name), node);
-            }
-            return node;
-        }
-        function substituteElementAccessExpression(node) {
-            if (node.expression.kind === 105) {
-                return createSuperElementAccessInAsyncMethod(node.argumentExpression, node);
-            }
-            return node;
-        }
-        function substituteCallExpression(node) {
-            var expression = node.expression;
-            if (ts.isSuperProperty(expression)) {
-                var argumentExpression = ts.isPropertyAccessExpression(expression)
-                    ? substitutePropertyAccessExpression(expression)
-                    : substituteElementAccessExpression(expression);
-                return factory.createCallExpression(factory.createPropertyAccessExpression(argumentExpression, "call"), undefined, __spreadArrays([
-                    factory.createThis()
-                ], node.arguments));
-            }
-            return node;
-        }
-        function isSuperContainer(node) {
-            var kind = node.kind;
-            return kind === 252
-                || kind === 166
-                || kind === 165
-                || kind === 167
-                || kind === 168;
-        }
-        function createSuperElementAccessInAsyncMethod(argumentExpression, location) {
-            if (enclosingSuperContainerFlags & 4096) {
-                return ts.setTextRange(factory.createPropertyAccessExpression(factory.createCallExpression(factory.createIdentifier("_superIndex"), undefined, [argumentExpression]), "value"), location);
-            }
-            else {
-                return ts.setTextRange(factory.createCallExpression(factory.createIdentifier("_superIndex"), undefined, [argumentExpression]), location);
-            }
-        }
-    }
-    ts.transformES2018 = transformES2018;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES2019(context) {
-        var factory = context.factory;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitor(node) {
-            if ((node.transformFlags & 16) === 0) {
-                return node;
-            }
-            switch (node.kind) {
-                case 287:
-                    return visitCatchClause(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitCatchClause(node) {
-            if (!node.variableDeclaration) {
-                return factory.updateCatchClause(node, factory.createVariableDeclaration(factory.createTempVariable(undefined)), ts.visitNode(node.block, visitor, ts.isBlock));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-    }
-    ts.transformES2019 = transformES2019;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES2020(context) {
-        var factory = context.factory, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitor(node) {
-            if ((node.transformFlags & 8) === 0) {
-                return node;
-            }
-            switch (node.kind) {
-                case 201:
-                case 202:
-                case 203:
-                    if (node.flags & 32) {
-                        var updated = visitOptionalExpression(node, false, false);
-                        ts.Debug.assertNotNode(updated, ts.isSyntheticReference);
-                        return updated;
-                    }
-                    return ts.visitEachChild(node, visitor, context);
-                case 216:
-                    if (node.operatorToken.kind === 60) {
-                        return transformNullishCoalescingExpression(node);
-                    }
-                    return ts.visitEachChild(node, visitor, context);
-                case 210:
-                    return visitDeleteExpression(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function flattenChain(chain) {
-            ts.Debug.assertNotNode(chain, ts.isNonNullChain);
-            var links = [chain];
-            while (!chain.questionDotToken && !ts.isTaggedTemplateExpression(chain)) {
-                chain = ts.cast(ts.skipPartiallyEmittedExpressions(chain.expression), ts.isOptionalChain);
-                ts.Debug.assertNotNode(chain, ts.isNonNullChain);
-                links.unshift(chain);
-            }
-            return { expression: chain.expression, chain: links };
-        }
-        function visitNonOptionalParenthesizedExpression(node, captureThisArg, isDelete) {
-            var expression = visitNonOptionalExpression(node.expression, captureThisArg, isDelete);
-            if (ts.isSyntheticReference(expression)) {
-                return factory.createSyntheticReferenceExpression(factory.updateParenthesizedExpression(node, expression.expression), expression.thisArg);
-            }
-            return factory.updateParenthesizedExpression(node, expression);
-        }
-        function visitNonOptionalPropertyOrElementAccessExpression(node, captureThisArg, isDelete) {
-            if (ts.isOptionalChain(node)) {
-                return visitOptionalExpression(node, captureThisArg, isDelete);
-            }
-            var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-            ts.Debug.assertNotNode(expression, ts.isSyntheticReference);
-            var thisArg;
-            if (captureThisArg) {
-                if (!ts.isSimpleCopiableExpression(expression)) {
-                    thisArg = factory.createTempVariable(hoistVariableDeclaration);
-                    expression = factory.createAssignment(thisArg, expression);
-                }
-                else {
-                    thisArg = expression;
-                }
-            }
-            expression = node.kind === 201
-                ? factory.updatePropertyAccessExpression(node, expression, ts.visitNode(node.name, visitor, ts.isIdentifier))
-                : factory.updateElementAccessExpression(node, expression, ts.visitNode(node.argumentExpression, visitor, ts.isExpression));
-            return thisArg ? factory.createSyntheticReferenceExpression(expression, thisArg) : expression;
-        }
-        function visitNonOptionalCallExpression(node, captureThisArg) {
-            if (ts.isOptionalChain(node)) {
-                return visitOptionalExpression(node, captureThisArg, false);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitNonOptionalExpression(node, captureThisArg, isDelete) {
-            switch (node.kind) {
-                case 207: return visitNonOptionalParenthesizedExpression(node, captureThisArg, isDelete);
-                case 201:
-                case 202: return visitNonOptionalPropertyOrElementAccessExpression(node, captureThisArg, isDelete);
-                case 203: return visitNonOptionalCallExpression(node, captureThisArg);
-                default: return ts.visitNode(node, visitor, ts.isExpression);
-            }
-        }
-        function visitOptionalExpression(node, captureThisArg, isDelete) {
-            var _a = flattenChain(node), expression = _a.expression, chain = _a.chain;
-            var left = visitNonOptionalExpression(expression, ts.isCallChain(chain[0]), false);
-            var leftThisArg = ts.isSyntheticReference(left) ? left.thisArg : undefined;
-            var leftExpression = ts.isSyntheticReference(left) ? left.expression : left;
-            var capturedLeft = leftExpression;
-            if (!ts.isSimpleCopiableExpression(leftExpression)) {
-                capturedLeft = factory.createTempVariable(hoistVariableDeclaration);
-                leftExpression = factory.createAssignment(capturedLeft, leftExpression);
-            }
-            var rightExpression = capturedLeft;
-            var thisArg;
-            for (var i = 0; i < chain.length; i++) {
-                var segment = chain[i];
-                switch (segment.kind) {
-                    case 201:
-                    case 202:
-                        if (i === chain.length - 1 && captureThisArg) {
-                            if (!ts.isSimpleCopiableExpression(rightExpression)) {
-                                thisArg = factory.createTempVariable(hoistVariableDeclaration);
-                                rightExpression = factory.createAssignment(thisArg, rightExpression);
-                            }
-                            else {
-                                thisArg = rightExpression;
-                            }
-                        }
-                        rightExpression = segment.kind === 201
-                            ? factory.createPropertyAccessExpression(rightExpression, ts.visitNode(segment.name, visitor, ts.isIdentifier))
-                            : factory.createElementAccessExpression(rightExpression, ts.visitNode(segment.argumentExpression, visitor, ts.isExpression));
-                        break;
-                    case 203:
-                        if (i === 0 && leftThisArg) {
-                            rightExpression = factory.createFunctionCallCall(rightExpression, leftThisArg.kind === 105 ? factory.createThis() : leftThisArg, ts.visitNodes(segment.arguments, visitor, ts.isExpression));
-                        }
-                        else {
-                            rightExpression = factory.createCallExpression(rightExpression, undefined, ts.visitNodes(segment.arguments, visitor, ts.isExpression));
-                        }
-                        break;
-                }
-                ts.setOriginalNode(rightExpression, segment);
-            }
-            var target = isDelete
-                ? factory.createConditionalExpression(createNotNullCondition(leftExpression, capturedLeft, true), undefined, factory.createTrue(), undefined, factory.createDeleteExpression(rightExpression))
-                : factory.createConditionalExpression(createNotNullCondition(leftExpression, capturedLeft, true), undefined, factory.createVoidZero(), undefined, rightExpression);
-            return thisArg ? factory.createSyntheticReferenceExpression(target, thisArg) : target;
-        }
-        function createNotNullCondition(left, right, invert) {
-            return factory.createBinaryExpression(factory.createBinaryExpression(left, factory.createToken(invert ? 36 : 37), factory.createNull()), factory.createToken(invert ? 56 : 55), factory.createBinaryExpression(right, factory.createToken(invert ? 36 : 37), factory.createVoidZero()));
-        }
-        function transformNullishCoalescingExpression(node) {
-            var left = ts.visitNode(node.left, visitor, ts.isExpression);
-            var right = left;
-            if (!ts.isSimpleCopiableExpression(left)) {
-                right = factory.createTempVariable(hoistVariableDeclaration);
-                left = factory.createAssignment(right, left);
-            }
-            return factory.createConditionalExpression(createNotNullCondition(left, right), undefined, right, undefined, ts.visitNode(node.right, visitor, ts.isExpression));
-        }
-        function visitDeleteExpression(node) {
-            return ts.isOptionalChain(ts.skipParentheses(node.expression))
-                ? ts.setOriginalNode(visitNonOptionalExpression(node.expression, false, true), node)
-                : factory.updateDeleteExpression(node, ts.visitNode(node.expression, visitor, ts.isExpression));
-        }
-    }
-    ts.transformES2020 = transformES2020;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformESNext(context) {
-        var hoistVariableDeclaration = context.hoistVariableDeclaration, factory = context.factory;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitor(node) {
-            if ((node.transformFlags & 4) === 0) {
-                return node;
-            }
-            switch (node.kind) {
-                case 216:
-                    var binaryExpression = node;
-                    if (ts.isLogicalOrCoalescingAssignmentExpression(binaryExpression)) {
-                        return transformLogicalAssignment(binaryExpression);
-                    }
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function transformLogicalAssignment(binaryExpression) {
-            var operator = binaryExpression.operatorToken;
-            var nonAssignmentOperator = ts.getNonAssignmentOperatorForCompoundAssignment(operator.kind);
-            var left = ts.skipParentheses(ts.visitNode(binaryExpression.left, visitor, ts.isLeftHandSideExpression));
-            var assignmentTarget = left;
-            var right = ts.skipParentheses(ts.visitNode(binaryExpression.right, visitor, ts.isExpression));
-            if (ts.isAccessExpression(left)) {
-                var propertyAccessTargetSimpleCopiable = ts.isSimpleCopiableExpression(left.expression);
-                var propertyAccessTarget = propertyAccessTargetSimpleCopiable ? left.expression :
-                    factory.createTempVariable(hoistVariableDeclaration);
-                var propertyAccessTargetAssignment = propertyAccessTargetSimpleCopiable ? left.expression : factory.createAssignment(propertyAccessTarget, left.expression);
-                if (ts.isPropertyAccessExpression(left)) {
-                    assignmentTarget = factory.createPropertyAccessExpression(propertyAccessTarget, left.name);
-                    left = factory.createPropertyAccessExpression(propertyAccessTargetAssignment, left.name);
-                }
-                else {
-                    var elementAccessArgumentSimpleCopiable = ts.isSimpleCopiableExpression(left.argumentExpression);
-                    var elementAccessArgument = elementAccessArgumentSimpleCopiable ? left.argumentExpression :
-                        factory.createTempVariable(hoistVariableDeclaration);
-                    assignmentTarget = factory.createElementAccessExpression(propertyAccessTarget, elementAccessArgument);
-                    left = factory.createElementAccessExpression(propertyAccessTargetAssignment, elementAccessArgumentSimpleCopiable ? left.argumentExpression : factory.createAssignment(elementAccessArgument, left.argumentExpression));
-                }
-            }
-            return factory.createBinaryExpression(left, nonAssignmentOperator, factory.createParenthesizedExpression(factory.createAssignment(assignmentTarget, right)));
-        }
-    }
-    ts.transformESNext = transformESNext;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformJsx(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory;
-        var compilerOptions = context.getCompilerOptions();
-        var currentSourceFile;
-        var currentFileState;
-        return ts.chainBundle(context, transformSourceFile);
-        function getCurrentFileNameExpression() {
-            if (currentFileState.filenameDeclaration) {
-                return currentFileState.filenameDeclaration.name;
-            }
-            var declaration = factory.createVariableDeclaration(factory.createUniqueName("_jsxFileName", 16 | 32), undefined, undefined, factory.createStringLiteral(currentSourceFile.fileName));
-            currentFileState.filenameDeclaration = declaration;
-            return currentFileState.filenameDeclaration.name;
-        }
-        function getJsxFactoryCalleePrimitive(childrenLength) {
-            return compilerOptions.jsx === 5 ? "jsxDEV" : childrenLength > 1 ? "jsxs" : "jsx";
-        }
-        function getJsxFactoryCallee(childrenLength) {
-            var type = getJsxFactoryCalleePrimitive(childrenLength);
-            return getImplicitImportForName(type);
-        }
-        function getImplicitJsxFragmentReference() {
-            return getImplicitImportForName("Fragment");
-        }
-        function getImplicitImportForName(name) {
-            var _a, _b;
-            var importSource = name === "createElement"
-                ? currentFileState.importSpecifier
-                : ts.getJSXRuntimeImport(currentFileState.importSpecifier, compilerOptions);
-            var existing = (_b = (_a = currentFileState.utilizedImplicitRuntimeImports) === null || _a === void 0 ? void 0 : _a.get(importSource)) === null || _b === void 0 ? void 0 : _b.get(name);
-            if (existing) {
-                return existing.name;
-            }
-            if (!currentFileState.utilizedImplicitRuntimeImports) {
-                currentFileState.utilizedImplicitRuntimeImports = ts.createMap();
-            }
-            var specifierSourceImports = currentFileState.utilizedImplicitRuntimeImports.get(importSource);
-            if (!specifierSourceImports) {
-                specifierSourceImports = ts.createMap();
-                currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
-            }
-            var generatedName = factory.createUniqueName("_" + name, 16 | 32 | 64);
-            var specifier = factory.createImportSpecifier(factory.createIdentifier(name), generatedName);
-            generatedName.generatedImportReference = specifier;
-            specifierSourceImports.set(name, specifier);
-            return generatedName;
-        }
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            currentSourceFile = node;
-            currentFileState = {};
-            currentFileState.importSpecifier = ts.getJSXImplicitImportBase(compilerOptions, node);
-            var visited = ts.visitEachChild(node, visitor, context);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            var statements = visited.statements;
-            if (currentFileState.filenameDeclaration) {
-                statements = ts.insertStatementAfterCustomPrologue(statements.slice(), factory.createVariableStatement(undefined, factory.createVariableDeclarationList([currentFileState.filenameDeclaration], 2)));
-            }
-            if (currentFileState.utilizedImplicitRuntimeImports) {
-                for (var _i = 0, _a = ts.arrayFrom(currentFileState.utilizedImplicitRuntimeImports.entries()); _i < _a.length; _i++) {
-                    var _b = _a[_i], importSource = _b[0], importSpecifiersMap = _b[1];
-                    if (ts.isExternalModule(node)) {
-                        var importStatement = factory.createImportDeclaration(undefined, undefined, factory.createImportClause(false, undefined, factory.createNamedImports(ts.arrayFrom(importSpecifiersMap.values()))), factory.createStringLiteral(importSource));
-                        ts.setParentRecursive(importStatement, false);
-                        statements = ts.insertStatementAfterCustomPrologue(statements.slice(), importStatement);
-                    }
-                    else if (ts.isExternalOrCommonJsModule(node)) {
-                        var requireStatement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                            factory.createVariableDeclaration(factory.createObjectBindingPattern(ts.map(ts.arrayFrom(importSpecifiersMap.values()), function (s) { return factory.createBindingElement(undefined, s.propertyName, s.name); })), undefined, undefined, factory.createCallExpression(factory.createIdentifier("require"), undefined, [factory.createStringLiteral(importSource)]))
-                        ], 2));
-                        ts.setParentRecursive(requireStatement, false);
-                        statements = ts.insertStatementAfterCustomPrologue(statements.slice(), requireStatement);
-                    }
-                    else {
-                    }
-                }
-            }
-            if (statements !== visited.statements) {
-                visited = factory.updateSourceFile(visited, statements);
-            }
-            currentFileState = undefined;
-            return visited;
-        }
-        function visitor(node) {
-            if (node.transformFlags & 2) {
-                return visitorWorker(node);
-            }
-            else {
-                return node;
-            }
-        }
-        function visitorWorker(node) {
-            switch (node.kind) {
-                case 273:
-                    return visitJsxElement(node, false);
-                case 274:
-                    return visitJsxSelfClosingElement(node, false);
-                case 277:
-                    return visitJsxFragment(node, false);
-                case 283:
-                    return visitJsxExpression(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function transformJsxChildToExpression(node) {
-            switch (node.kind) {
-                case 11:
-                    return visitJsxText(node);
-                case 283:
-                    return visitJsxExpression(node);
-                case 273:
-                    return visitJsxElement(node, true);
-                case 274:
-                    return visitJsxSelfClosingElement(node, true);
-                case 277:
-                    return visitJsxFragment(node, true);
-                default:
-                    return ts.Debug.failBadSyntaxKind(node);
-            }
-        }
-        function hasKeyAfterPropsSpread(node) {
-            var spread = false;
-            for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) {
-                var elem = _a[_i];
-                if (ts.isJsxSpreadAttribute(elem)) {
-                    spread = true;
-                }
-                else if (spread && ts.isJsxAttribute(elem) && elem.name.escapedText === "key") {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function shouldUseCreateElement(node) {
-            return currentFileState.importSpecifier === undefined || hasKeyAfterPropsSpread(node);
-        }
-        function visitJsxElement(node, isChild) {
-            var tagTransform = shouldUseCreateElement(node.openingElement) ? visitJsxOpeningLikeElementCreateElement : visitJsxOpeningLikeElementJSX;
-            return tagTransform(node.openingElement, node.children, isChild, node);
-        }
-        function visitJsxSelfClosingElement(node, isChild) {
-            var tagTransform = shouldUseCreateElement(node) ? visitJsxOpeningLikeElementCreateElement : visitJsxOpeningLikeElementJSX;
-            return tagTransform(node, undefined, isChild, node);
-        }
-        function visitJsxFragment(node, isChild) {
-            var tagTransform = currentFileState.importSpecifier === undefined ? visitJsxOpeningFragmentCreateElement : visitJsxOpeningFragmentJSX;
-            return tagTransform(node.openingFragment, node.children, isChild, node);
-        }
-        function convertJsxChildrenToChildrenPropObject(children) {
-            var nonWhitespaceChildren = ts.getSemanticJsxChildren(children);
-            if (ts.length(nonWhitespaceChildren) === 1) {
-                var result_13 = transformJsxChildToExpression(nonWhitespaceChildren[0]);
-                return result_13 && factory.createObjectLiteralExpression([
-                    factory.createPropertyAssignment("children", result_13)
-                ]);
-            }
-            var result = ts.mapDefined(children, transformJsxChildToExpression);
-            return !result.length ? undefined : factory.createObjectLiteralExpression([
-                factory.createPropertyAssignment("children", factory.createArrayLiteralExpression(result))
-            ]);
-        }
-        function visitJsxOpeningLikeElementJSX(node, children, isChild, location) {
-            var tagName = getTagName(node);
-            var objectProperties;
-            var keyAttr = ts.find(node.attributes.properties, function (p) { return !!p.name && ts.isIdentifier(p.name) && p.name.escapedText === "key"; });
-            var attrs = keyAttr ? ts.filter(node.attributes.properties, function (p) { return p !== keyAttr; }) : node.attributes.properties;
-            var segments = [];
-            if (attrs.length) {
-                segments = ts.flatten(ts.spanMap(attrs, ts.isJsxSpreadAttribute, function (attrs, isSpread) { return isSpread
-                    ? ts.map(attrs, transformJsxSpreadAttributeToExpression)
-                    : factory.createObjectLiteralExpression(ts.map(attrs, transformJsxAttributeToObjectLiteralElement)); }));
-                if (ts.isJsxSpreadAttribute(attrs[0])) {
-                    segments.unshift(factory.createObjectLiteralExpression());
-                }
-            }
-            if (children && children.length) {
-                var result = convertJsxChildrenToChildrenPropObject(children);
-                if (result) {
-                    segments.push(result);
-                }
-            }
-            if (segments.length === 0) {
-                objectProperties = factory.createObjectLiteralExpression([]);
-            }
-            else {
-                objectProperties = ts.singleOrUndefined(segments) || emitHelpers().createAssignHelper(segments);
-            }
-            return visitJsxOpeningLikeElementOrFragmentJSX(tagName, objectProperties, keyAttr, ts.length(ts.getSemanticJsxChildren(children || ts.emptyArray)), isChild, location);
-        }
-        function visitJsxOpeningLikeElementOrFragmentJSX(tagName, objectProperties, keyAttr, childrenLength, isChild, location) {
-            var args = [tagName, objectProperties, !keyAttr ? factory.createVoidZero() : transformJsxAttributeInitializer(keyAttr.initializer)];
-            if (compilerOptions.jsx === 5) {
-                var originalFile = ts.getOriginalNode(currentSourceFile);
-                if (originalFile && ts.isSourceFile(originalFile)) {
-                    args.push(childrenLength > 1 ? factory.createTrue() : factory.createFalse());
-                    var lineCol = ts.getLineAndCharacterOfPosition(originalFile, location.pos);
-                    args.push(factory.createObjectLiteralExpression([
-                        factory.createPropertyAssignment("fileName", getCurrentFileNameExpression()),
-                        factory.createPropertyAssignment("lineNumber", factory.createNumericLiteral(lineCol.line + 1)),
-                        factory.createPropertyAssignment("columnNumber", factory.createNumericLiteral(lineCol.character + 1))
-                    ]));
-                    args.push(factory.createThis());
-                }
-            }
-            var element = ts.setTextRange(factory.createCallExpression(getJsxFactoryCallee(childrenLength), undefined, args), location);
-            if (isChild) {
-                ts.startOnNewLine(element);
-            }
-            return element;
-        }
-        function visitJsxOpeningLikeElementCreateElement(node, children, isChild, location) {
-            var tagName = getTagName(node);
-            var objectProperties;
-            var attrs = node.attributes.properties;
-            if (attrs.length === 0) {
-                objectProperties = factory.createNull();
-            }
-            else {
-                var segments = ts.flatten(ts.spanMap(attrs, ts.isJsxSpreadAttribute, function (attrs, isSpread) { return isSpread
-                    ? ts.map(attrs, transformJsxSpreadAttributeToExpression)
-                    : factory.createObjectLiteralExpression(ts.map(attrs, transformJsxAttributeToObjectLiteralElement)); }));
-                if (ts.isJsxSpreadAttribute(attrs[0])) {
-                    segments.unshift(factory.createObjectLiteralExpression());
-                }
-                objectProperties = ts.singleOrUndefined(segments);
-                if (!objectProperties) {
-                    objectProperties = emitHelpers().createAssignHelper(segments);
-                }
-            }
-            var callee = currentFileState.importSpecifier === undefined
-                ? ts.createJsxFactoryExpression(factory, context.getEmitResolver().getJsxFactoryEntity(currentSourceFile), compilerOptions.reactNamespace, node)
-                : getImplicitImportForName("createElement");
-            var element = ts.createExpressionForJsxElement(factory, callee, tagName, objectProperties, ts.mapDefined(children, transformJsxChildToExpression), location);
-            if (isChild) {
-                ts.startOnNewLine(element);
-            }
-            return element;
-        }
-        function visitJsxOpeningFragmentJSX(_node, children, isChild, location) {
-            var childrenProps;
-            if (children && children.length) {
-                var result = convertJsxChildrenToChildrenPropObject(children);
-                if (result) {
-                    childrenProps = result;
-                }
-            }
-            return visitJsxOpeningLikeElementOrFragmentJSX(getImplicitJsxFragmentReference(), childrenProps || factory.createObjectLiteralExpression([]), undefined, ts.length(ts.getSemanticJsxChildren(children)), isChild, location);
-        }
-        function visitJsxOpeningFragmentCreateElement(node, children, isChild, location) {
-            var element = ts.createExpressionForJsxFragment(factory, context.getEmitResolver().getJsxFactoryEntity(currentSourceFile), context.getEmitResolver().getJsxFragmentFactoryEntity(currentSourceFile), compilerOptions.reactNamespace, ts.mapDefined(children, transformJsxChildToExpression), node, location);
-            if (isChild) {
-                ts.startOnNewLine(element);
-            }
-            return element;
-        }
-        function transformJsxSpreadAttributeToExpression(node) {
-            return ts.visitNode(node.expression, visitor, ts.isExpression);
-        }
-        function transformJsxAttributeToObjectLiteralElement(node) {
-            var name = getAttributeName(node);
-            var expression = transformJsxAttributeInitializer(node.initializer);
-            return factory.createPropertyAssignment(name, expression);
-        }
-        function transformJsxAttributeInitializer(node) {
-            if (node === undefined) {
-                return factory.createTrue();
-            }
-            else if (node.kind === 10) {
-                var singleQuote = node.singleQuote !== undefined ? node.singleQuote : !ts.isStringDoubleQuoted(node, currentSourceFile);
-                var literal = factory.createStringLiteral(tryDecodeEntities(node.text) || node.text, singleQuote);
-                return ts.setTextRange(literal, node);
-            }
-            else if (node.kind === 283) {
-                if (node.expression === undefined) {
-                    return factory.createTrue();
-                }
-                return ts.visitNode(node.expression, visitor, ts.isExpression);
-            }
-            else {
-                return ts.Debug.failBadSyntaxKind(node);
-            }
-        }
-        function visitJsxText(node) {
-            var fixed = fixupWhitespaceAndDecodeEntities(node.text);
-            return fixed === undefined ? undefined : factory.createStringLiteral(fixed);
-        }
-        function fixupWhitespaceAndDecodeEntities(text) {
-            var acc;
-            var firstNonWhitespace = 0;
-            var lastNonWhitespace = -1;
-            for (var i = 0; i < text.length; i++) {
-                var c = text.charCodeAt(i);
-                if (ts.isLineBreak(c)) {
-                    if (firstNonWhitespace !== -1 && lastNonWhitespace !== -1) {
-                        acc = addLineOfJsxText(acc, text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1));
-                    }
-                    firstNonWhitespace = -1;
-                }
-                else if (!ts.isWhiteSpaceSingleLine(c)) {
-                    lastNonWhitespace = i;
-                    if (firstNonWhitespace === -1) {
-                        firstNonWhitespace = i;
-                    }
-                }
-            }
-            return firstNonWhitespace !== -1
-                ? addLineOfJsxText(acc, text.substr(firstNonWhitespace))
-                : acc;
-        }
-        function addLineOfJsxText(acc, trimmedLine) {
-            var decoded = decodeEntities(trimmedLine);
-            return acc === undefined ? decoded : acc + " " + decoded;
-        }
-        function decodeEntities(text) {
-            return text.replace(/&((#((\d+)|x([\da-fA-F]+)))|(\w+));/g, function (match, _all, _number, _digits, decimal, hex, word) {
-                if (decimal) {
-                    return ts.utf16EncodeAsString(parseInt(decimal, 10));
-                }
-                else if (hex) {
-                    return ts.utf16EncodeAsString(parseInt(hex, 16));
-                }
-                else {
-                    var ch = entities.get(word);
-                    return ch ? ts.utf16EncodeAsString(ch) : match;
-                }
-            });
-        }
-        function tryDecodeEntities(text) {
-            var decoded = decodeEntities(text);
-            return decoded === text ? undefined : decoded;
-        }
-        function getTagName(node) {
-            if (node.kind === 273) {
-                return getTagName(node.openingElement);
-            }
-            else {
-                var name = node.tagName;
-                if (ts.isIdentifier(name) && ts.isIntrinsicJsxName(name.escapedText)) {
-                    return factory.createStringLiteral(ts.idText(name));
-                }
-                else {
-                    return ts.createExpressionFromEntityName(factory, name);
-                }
-            }
-        }
-        function getAttributeName(node) {
-            var name = node.name;
-            var text = ts.idText(name);
-            if (/^[A-Za-z_]\w*$/.test(text)) {
-                return name;
-            }
-            else {
-                return factory.createStringLiteral(text);
-            }
-        }
-        function visitJsxExpression(node) {
-            return ts.visitNode(node.expression, visitor, ts.isExpression);
-        }
-    }
-    ts.transformJsx = transformJsx;
-    var entities = new ts.Map(ts.getEntries({
-        quot: 0x0022,
-        amp: 0x0026,
-        apos: 0x0027,
-        lt: 0x003C,
-        gt: 0x003E,
-        nbsp: 0x00A0,
-        iexcl: 0x00A1,
-        cent: 0x00A2,
-        pound: 0x00A3,
-        curren: 0x00A4,
-        yen: 0x00A5,
-        brvbar: 0x00A6,
-        sect: 0x00A7,
-        uml: 0x00A8,
-        copy: 0x00A9,
-        ordf: 0x00AA,
-        laquo: 0x00AB,
-        not: 0x00AC,
-        shy: 0x00AD,
-        reg: 0x00AE,
-        macr: 0x00AF,
-        deg: 0x00B0,
-        plusmn: 0x00B1,
-        sup2: 0x00B2,
-        sup3: 0x00B3,
-        acute: 0x00B4,
-        micro: 0x00B5,
-        para: 0x00B6,
-        middot: 0x00B7,
-        cedil: 0x00B8,
-        sup1: 0x00B9,
-        ordm: 0x00BA,
-        raquo: 0x00BB,
-        frac14: 0x00BC,
-        frac12: 0x00BD,
-        frac34: 0x00BE,
-        iquest: 0x00BF,
-        Agrave: 0x00C0,
-        Aacute: 0x00C1,
-        Acirc: 0x00C2,
-        Atilde: 0x00C3,
-        Auml: 0x00C4,
-        Aring: 0x00C5,
-        AElig: 0x00C6,
-        Ccedil: 0x00C7,
-        Egrave: 0x00C8,
-        Eacute: 0x00C9,
-        Ecirc: 0x00CA,
-        Euml: 0x00CB,
-        Igrave: 0x00CC,
-        Iacute: 0x00CD,
-        Icirc: 0x00CE,
-        Iuml: 0x00CF,
-        ETH: 0x00D0,
-        Ntilde: 0x00D1,
-        Ograve: 0x00D2,
-        Oacute: 0x00D3,
-        Ocirc: 0x00D4,
-        Otilde: 0x00D5,
-        Ouml: 0x00D6,
-        times: 0x00D7,
-        Oslash: 0x00D8,
-        Ugrave: 0x00D9,
-        Uacute: 0x00DA,
-        Ucirc: 0x00DB,
-        Uuml: 0x00DC,
-        Yacute: 0x00DD,
-        THORN: 0x00DE,
-        szlig: 0x00DF,
-        agrave: 0x00E0,
-        aacute: 0x00E1,
-        acirc: 0x00E2,
-        atilde: 0x00E3,
-        auml: 0x00E4,
-        aring: 0x00E5,
-        aelig: 0x00E6,
-        ccedil: 0x00E7,
-        egrave: 0x00E8,
-        eacute: 0x00E9,
-        ecirc: 0x00EA,
-        euml: 0x00EB,
-        igrave: 0x00EC,
-        iacute: 0x00ED,
-        icirc: 0x00EE,
-        iuml: 0x00EF,
-        eth: 0x00F0,
-        ntilde: 0x00F1,
-        ograve: 0x00F2,
-        oacute: 0x00F3,
-        ocirc: 0x00F4,
-        otilde: 0x00F5,
-        ouml: 0x00F6,
-        divide: 0x00F7,
-        oslash: 0x00F8,
-        ugrave: 0x00F9,
-        uacute: 0x00FA,
-        ucirc: 0x00FB,
-        uuml: 0x00FC,
-        yacute: 0x00FD,
-        thorn: 0x00FE,
-        yuml: 0x00FF,
-        OElig: 0x0152,
-        oelig: 0x0153,
-        Scaron: 0x0160,
-        scaron: 0x0161,
-        Yuml: 0x0178,
-        fnof: 0x0192,
-        circ: 0x02C6,
-        tilde: 0x02DC,
-        Alpha: 0x0391,
-        Beta: 0x0392,
-        Gamma: 0x0393,
-        Delta: 0x0394,
-        Epsilon: 0x0395,
-        Zeta: 0x0396,
-        Eta: 0x0397,
-        Theta: 0x0398,
-        Iota: 0x0399,
-        Kappa: 0x039A,
-        Lambda: 0x039B,
-        Mu: 0x039C,
-        Nu: 0x039D,
-        Xi: 0x039E,
-        Omicron: 0x039F,
-        Pi: 0x03A0,
-        Rho: 0x03A1,
-        Sigma: 0x03A3,
-        Tau: 0x03A4,
-        Upsilon: 0x03A5,
-        Phi: 0x03A6,
-        Chi: 0x03A7,
-        Psi: 0x03A8,
-        Omega: 0x03A9,
-        alpha: 0x03B1,
-        beta: 0x03B2,
-        gamma: 0x03B3,
-        delta: 0x03B4,
-        epsilon: 0x03B5,
-        zeta: 0x03B6,
-        eta: 0x03B7,
-        theta: 0x03B8,
-        iota: 0x03B9,
-        kappa: 0x03BA,
-        lambda: 0x03BB,
-        mu: 0x03BC,
-        nu: 0x03BD,
-        xi: 0x03BE,
-        omicron: 0x03BF,
-        pi: 0x03C0,
-        rho: 0x03C1,
-        sigmaf: 0x03C2,
-        sigma: 0x03C3,
-        tau: 0x03C4,
-        upsilon: 0x03C5,
-        phi: 0x03C6,
-        chi: 0x03C7,
-        psi: 0x03C8,
-        omega: 0x03C9,
-        thetasym: 0x03D1,
-        upsih: 0x03D2,
-        piv: 0x03D6,
-        ensp: 0x2002,
-        emsp: 0x2003,
-        thinsp: 0x2009,
-        zwnj: 0x200C,
-        zwj: 0x200D,
-        lrm: 0x200E,
-        rlm: 0x200F,
-        ndash: 0x2013,
-        mdash: 0x2014,
-        lsquo: 0x2018,
-        rsquo: 0x2019,
-        sbquo: 0x201A,
-        ldquo: 0x201C,
-        rdquo: 0x201D,
-        bdquo: 0x201E,
-        dagger: 0x2020,
-        Dagger: 0x2021,
-        bull: 0x2022,
-        hellip: 0x2026,
-        permil: 0x2030,
-        prime: 0x2032,
-        Prime: 0x2033,
-        lsaquo: 0x2039,
-        rsaquo: 0x203A,
-        oline: 0x203E,
-        frasl: 0x2044,
-        euro: 0x20AC,
-        image: 0x2111,
-        weierp: 0x2118,
-        real: 0x211C,
-        trade: 0x2122,
-        alefsym: 0x2135,
-        larr: 0x2190,
-        uarr: 0x2191,
-        rarr: 0x2192,
-        darr: 0x2193,
-        harr: 0x2194,
-        crarr: 0x21B5,
-        lArr: 0x21D0,
-        uArr: 0x21D1,
-        rArr: 0x21D2,
-        dArr: 0x21D3,
-        hArr: 0x21D4,
-        forall: 0x2200,
-        part: 0x2202,
-        exist: 0x2203,
-        empty: 0x2205,
-        nabla: 0x2207,
-        isin: 0x2208,
-        notin: 0x2209,
-        ni: 0x220B,
-        prod: 0x220F,
-        sum: 0x2211,
-        minus: 0x2212,
-        lowast: 0x2217,
-        radic: 0x221A,
-        prop: 0x221D,
-        infin: 0x221E,
-        ang: 0x2220,
-        and: 0x2227,
-        or: 0x2228,
-        cap: 0x2229,
-        cup: 0x222A,
-        int: 0x222B,
-        there4: 0x2234,
-        sim: 0x223C,
-        cong: 0x2245,
-        asymp: 0x2248,
-        ne: 0x2260,
-        equiv: 0x2261,
-        le: 0x2264,
-        ge: 0x2265,
-        sub: 0x2282,
-        sup: 0x2283,
-        nsub: 0x2284,
-        sube: 0x2286,
-        supe: 0x2287,
-        oplus: 0x2295,
-        otimes: 0x2297,
-        perp: 0x22A5,
-        sdot: 0x22C5,
-        lceil: 0x2308,
-        rceil: 0x2309,
-        lfloor: 0x230A,
-        rfloor: 0x230B,
-        lang: 0x2329,
-        rang: 0x232A,
-        loz: 0x25CA,
-        spades: 0x2660,
-        clubs: 0x2663,
-        hearts: 0x2665,
-        diams: 0x2666
-    }));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES2016(context) {
-        var factory = context.factory, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitor(node) {
-            if ((node.transformFlags & 128) === 0) {
-                return node;
-            }
-            switch (node.kind) {
-                case 216:
-                    return visitBinaryExpression(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitBinaryExpression(node) {
-            switch (node.operatorToken.kind) {
-                case 66:
-                    return visitExponentiationAssignmentExpression(node);
-                case 42:
-                    return visitExponentiationExpression(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitExponentiationAssignmentExpression(node) {
-            var target;
-            var value;
-            var left = ts.visitNode(node.left, visitor, ts.isExpression);
-            var right = ts.visitNode(node.right, visitor, ts.isExpression);
-            if (ts.isElementAccessExpression(left)) {
-                var expressionTemp = factory.createTempVariable(hoistVariableDeclaration);
-                var argumentExpressionTemp = factory.createTempVariable(hoistVariableDeclaration);
-                target = ts.setTextRange(factory.createElementAccessExpression(ts.setTextRange(factory.createAssignment(expressionTemp, left.expression), left.expression), ts.setTextRange(factory.createAssignment(argumentExpressionTemp, left.argumentExpression), left.argumentExpression)), left);
-                value = ts.setTextRange(factory.createElementAccessExpression(expressionTemp, argumentExpressionTemp), left);
-            }
-            else if (ts.isPropertyAccessExpression(left)) {
-                var expressionTemp = factory.createTempVariable(hoistVariableDeclaration);
-                target = ts.setTextRange(factory.createPropertyAccessExpression(ts.setTextRange(factory.createAssignment(expressionTemp, left.expression), left.expression), left.name), left);
-                value = ts.setTextRange(factory.createPropertyAccessExpression(expressionTemp, left.name), left);
-            }
-            else {
-                target = left;
-                value = left;
-            }
-            return ts.setTextRange(factory.createAssignment(target, ts.setTextRange(factory.createGlobalMethodCall("Math", "pow", [value, right]), node)), node);
-        }
-        function visitExponentiationExpression(node) {
-            var left = ts.visitNode(node.left, visitor, ts.isExpression);
-            var right = ts.visitNode(node.right, visitor, ts.isExpression);
-            return ts.setTextRange(factory.createGlobalMethodCall("Math", "pow", [left, right]), node);
-        }
-    }
-    ts.transformES2016 = transformES2016;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES2015(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory, startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var compilerOptions = context.getCompilerOptions();
-        var resolver = context.getEmitResolver();
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        var previousOnEmitNode = context.onEmitNode;
-        context.onEmitNode = onEmitNode;
-        context.onSubstituteNode = onSubstituteNode;
-        var currentSourceFile;
-        var currentText;
-        var hierarchyFacts;
-        var taggedTemplateStringDeclarations;
-        function recordTaggedTemplateString(temp) {
-            taggedTemplateStringDeclarations = ts.append(taggedTemplateStringDeclarations, factory.createVariableDeclaration(temp));
-        }
-        var convertedLoopState;
-        var enabledSubstitutions;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            currentSourceFile = node;
-            currentText = node.text;
-            var visited = visitSourceFile(node);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            currentSourceFile = undefined;
-            currentText = undefined;
-            taggedTemplateStringDeclarations = undefined;
-            hierarchyFacts = 0;
-            return visited;
-        }
-        function enterSubtree(excludeFacts, includeFacts) {
-            var ancestorFacts = hierarchyFacts;
-            hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & 16383;
-            return ancestorFacts;
-        }
-        function exitSubtree(ancestorFacts, excludeFacts, includeFacts) {
-            hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & -16384 | ancestorFacts;
-        }
-        function isReturnVoidStatementInConstructorWithCapturedSuper(node) {
-            return (hierarchyFacts & 8192) !== 0
-                && node.kind === 242
-                && !node.expression;
-        }
-        function isOrMayContainReturnCompletion(node) {
-            return node.transformFlags & 1048576
-                && (ts.isReturnStatement(node)
-                    || ts.isIfStatement(node)
-                    || ts.isWithStatement(node)
-                    || ts.isSwitchStatement(node)
-                    || ts.isCaseBlock(node)
-                    || ts.isCaseClause(node)
-                    || ts.isDefaultClause(node)
-                    || ts.isTryStatement(node)
-                    || ts.isCatchClause(node)
-                    || ts.isLabeledStatement(node)
-                    || ts.isIterationStatement(node, false)
-                    || ts.isBlock(node));
-        }
-        function shouldVisitNode(node) {
-            return (node.transformFlags & 256) !== 0
-                || convertedLoopState !== undefined
-                || (hierarchyFacts & 8192 && isOrMayContainReturnCompletion(node))
-                || (ts.isIterationStatement(node, false) && shouldConvertIterationStatement(node))
-                || (ts.getEmitFlags(node) & 33554432) !== 0;
-        }
-        function visitor(node) {
-            return shouldVisitNode(node) ? visitorWorker(node, false) : node;
-        }
-        function visitorWithUnusedExpressionResult(node) {
-            return shouldVisitNode(node) ? visitorWorker(node, true) : node;
-        }
-        function callExpressionVisitor(node) {
-            if (node.kind === 105) {
-                return visitSuperKeyword(true);
-            }
-            return visitor(node);
-        }
-        function visitorWorker(node, expressionResultIsUnused) {
-            switch (node.kind) {
-                case 123:
-                    return undefined;
-                case 252:
-                    return visitClassDeclaration(node);
-                case 221:
-                    return visitClassExpression(node);
-                case 160:
-                    return visitParameter(node);
-                case 251:
-                    return visitFunctionDeclaration(node);
-                case 209:
-                    return visitArrowFunction(node);
-                case 208:
-                    return visitFunctionExpression(node);
-                case 249:
-                    return visitVariableDeclaration(node);
-                case 78:
-                    return visitIdentifier(node);
-                case 250:
-                    return visitVariableDeclarationList(node);
-                case 244:
-                    return visitSwitchStatement(node);
-                case 258:
-                    return visitCaseBlock(node);
-                case 230:
-                    return visitBlock(node, false);
-                case 241:
-                case 240:
-                    return visitBreakOrContinueStatement(node);
-                case 245:
-                    return visitLabeledStatement(node);
-                case 235:
-                case 236:
-                    return visitDoOrWhileStatement(node, undefined);
-                case 237:
-                    return visitForStatement(node, undefined);
-                case 238:
-                    return visitForInStatement(node, undefined);
-                case 239:
-                    return visitForOfStatement(node, undefined);
-                case 233:
-                    return visitExpressionStatement(node);
-                case 200:
-                    return visitObjectLiteralExpression(node);
-                case 287:
-                    return visitCatchClause(node);
-                case 289:
-                    return visitShorthandPropertyAssignment(node);
-                case 158:
-                    return visitComputedPropertyName(node);
-                case 199:
-                    return visitArrayLiteralExpression(node);
-                case 203:
-                    return visitCallExpression(node);
-                case 204:
-                    return visitNewExpression(node);
-                case 207:
-                    return visitParenthesizedExpression(node, expressionResultIsUnused);
-                case 216:
-                    return visitBinaryExpression(node, expressionResultIsUnused);
-                case 337:
-                    return visitCommaListExpression(node, expressionResultIsUnused);
-                case 14:
-                case 15:
-                case 16:
-                case 17:
-                    return visitTemplateLiteral(node);
-                case 10:
-                    return visitStringLiteral(node);
-                case 8:
-                    return visitNumericLiteral(node);
-                case 205:
-                    return visitTaggedTemplateExpression(node);
-                case 218:
-                    return visitTemplateExpression(node);
-                case 219:
-                    return visitYieldExpression(node);
-                case 220:
-                    return visitSpreadElement(node);
-                case 105:
-                    return visitSuperKeyword(false);
-                case 107:
-                    return visitThisKeyword(node);
-                case 226:
-                    return visitMetaProperty(node);
-                case 165:
-                    return visitMethodDeclaration(node);
-                case 167:
-                case 168:
-                    return visitAccessorDeclaration(node);
-                case 232:
-                    return visitVariableStatement(node);
-                case 242:
-                    return visitReturnStatement(node);
-                case 212:
-                    return visitVoidExpression(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitSourceFile(node) {
-            var ancestorFacts = enterSubtree(8064, 64);
-            var prologue = [];
-            var statements = [];
-            startLexicalEnvironment();
-            var statementOffset = factory.copyPrologue(node.statements, prologue, false, visitor);
-            ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset));
-            if (taggedTemplateStringDeclarations) {
-                statements.push(factory.createVariableStatement(undefined, factory.createVariableDeclarationList(taggedTemplateStringDeclarations)));
-            }
-            factory.mergeLexicalEnvironment(prologue, endLexicalEnvironment());
-            insertCaptureThisForNodeIfNeeded(prologue, node);
-            exitSubtree(ancestorFacts, 0, 0);
-            return factory.updateSourceFile(node, ts.setTextRange(factory.createNodeArray(ts.concatenate(prologue, statements)), node.statements));
-        }
-        function visitSwitchStatement(node) {
-            if (convertedLoopState !== undefined) {
-                var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps;
-                convertedLoopState.allowedNonLabeledJumps |= 2;
-                var result = ts.visitEachChild(node, visitor, context);
-                convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps;
-                return result;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitCaseBlock(node) {
-            var ancestorFacts = enterSubtree(7104, 0);
-            var updated = ts.visitEachChild(node, visitor, context);
-            exitSubtree(ancestorFacts, 0, 0);
-            return updated;
-        }
-        function returnCapturedThis(node) {
-            return ts.setOriginalNode(factory.createReturnStatement(factory.createUniqueName("_this", 16 | 32)), node);
-        }
-        function visitReturnStatement(node) {
-            if (convertedLoopState) {
-                convertedLoopState.nonLocalJumps |= 8;
-                if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) {
-                    node = returnCapturedThis(node);
-                }
-                return factory.createReturnStatement(factory.createObjectLiteralExpression([
-                    factory.createPropertyAssignment(factory.createIdentifier("value"), node.expression
-                        ? ts.visitNode(node.expression, visitor, ts.isExpression)
-                        : factory.createVoidZero())
-                ]));
-            }
-            else if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) {
-                return returnCapturedThis(node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitThisKeyword(node) {
-            if (hierarchyFacts & 2) {
-                hierarchyFacts |= 32768;
-            }
-            if (convertedLoopState) {
-                if (hierarchyFacts & 2) {
-                    convertedLoopState.containsLexicalThis = true;
-                    return node;
-                }
-                return convertedLoopState.thisName || (convertedLoopState.thisName = factory.createUniqueName("this"));
-            }
-            return node;
-        }
-        function visitVoidExpression(node) {
-            return ts.visitEachChild(node, visitorWithUnusedExpressionResult, context);
-        }
-        function visitIdentifier(node) {
-            if (!convertedLoopState) {
-                return node;
-            }
-            if (resolver.isArgumentsLocalBinding(node)) {
-                return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = factory.createUniqueName("arguments"));
-            }
-            return node;
-        }
-        function visitBreakOrContinueStatement(node) {
-            if (convertedLoopState) {
-                var jump = node.kind === 241 ? 2 : 4;
-                var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels.get(ts.idText(node.label))) ||
-                    (!node.label && (convertedLoopState.allowedNonLabeledJumps & jump));
-                if (!canUseBreakOrContinue) {
-                    var labelMarker = void 0;
-                    var label = node.label;
-                    if (!label) {
-                        if (node.kind === 241) {
-                            convertedLoopState.nonLocalJumps |= 2;
-                            labelMarker = "break";
-                        }
-                        else {
-                            convertedLoopState.nonLocalJumps |= 4;
-                            labelMarker = "continue";
-                        }
-                    }
-                    else {
-                        if (node.kind === 241) {
-                            labelMarker = "break-" + label.escapedText;
-                            setLabeledJump(convertedLoopState, true, ts.idText(label), labelMarker);
-                        }
-                        else {
-                            labelMarker = "continue-" + label.escapedText;
-                            setLabeledJump(convertedLoopState, false, ts.idText(label), labelMarker);
-                        }
-                    }
-                    var returnExpression = factory.createStringLiteral(labelMarker);
-                    if (convertedLoopState.loopOutParameters.length) {
-                        var outParams = convertedLoopState.loopOutParameters;
-                        var expr = void 0;
-                        for (var i = 0; i < outParams.length; i++) {
-                            var copyExpr = copyOutParameter(outParams[i], 1);
-                            if (i === 0) {
-                                expr = copyExpr;
-                            }
-                            else {
-                                expr = factory.createBinaryExpression(expr, 27, copyExpr);
-                            }
-                        }
-                        returnExpression = factory.createBinaryExpression(expr, 27, returnExpression);
-                    }
-                    return factory.createReturnStatement(returnExpression);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitClassDeclaration(node) {
-            var variable = factory.createVariableDeclaration(factory.getLocalName(node, true), undefined, undefined, transformClassLikeDeclarationToExpression(node));
-            ts.setOriginalNode(variable, node);
-            var statements = [];
-            var statement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([variable]));
-            ts.setOriginalNode(statement, node);
-            ts.setTextRange(statement, node);
-            ts.startOnNewLine(statement);
-            statements.push(statement);
-            if (ts.hasSyntacticModifier(node, 1)) {
-                var exportStatement = ts.hasSyntacticModifier(node, 512)
-                    ? factory.createExportDefault(factory.getLocalName(node))
-                    : factory.createExternalModuleExport(factory.getLocalName(node));
-                ts.setOriginalNode(exportStatement, statement);
-                statements.push(exportStatement);
-            }
-            var emitFlags = ts.getEmitFlags(node);
-            if ((emitFlags & 4194304) === 0) {
-                statements.push(factory.createEndOfDeclarationMarker(node));
-                ts.setEmitFlags(statement, emitFlags | 4194304);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitClassExpression(node) {
-            return transformClassLikeDeclarationToExpression(node);
-        }
-        function transformClassLikeDeclarationToExpression(node) {
-            if (node.name) {
-                enableSubstitutionsForBlockScopedBindings();
-            }
-            var extendsClauseElement = ts.getClassExtendsHeritageElement(node);
-            var classFunction = factory.createFunctionExpression(undefined, undefined, undefined, undefined, extendsClauseElement ? [factory.createParameterDeclaration(undefined, undefined, undefined, factory.createUniqueName("_super", 16 | 32))] : [], undefined, transformClassBody(node, extendsClauseElement));
-            ts.setEmitFlags(classFunction, (ts.getEmitFlags(node) & 65536) | 524288);
-            var inner = factory.createPartiallyEmittedExpression(classFunction);
-            ts.setTextRangeEnd(inner, node.end);
-            ts.setEmitFlags(inner, 1536);
-            var outer = factory.createPartiallyEmittedExpression(inner);
-            ts.setTextRangeEnd(outer, ts.skipTrivia(currentText, node.pos));
-            ts.setEmitFlags(outer, 1536);
-            var result = factory.createParenthesizedExpression(factory.createCallExpression(outer, undefined, extendsClauseElement
-                ? [ts.visitNode(extendsClauseElement.expression, visitor, ts.isExpression)]
-                : []));
-            ts.addSyntheticLeadingComment(result, 3, "* @class ");
-            return result;
-        }
-        function transformClassBody(node, extendsClauseElement) {
-            var statements = [];
-            var name = factory.getInternalName(node);
-            var constructorLikeName = ts.isIdentifierANonContextualKeyword(name) ? factory.getGeneratedNameForNode(name) : name;
-            startLexicalEnvironment();
-            addExtendsHelperIfNeeded(statements, node, extendsClauseElement);
-            addConstructor(statements, node, constructorLikeName, extendsClauseElement);
-            addClassMembers(statements, node);
-            var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 19);
-            var outer = factory.createPartiallyEmittedExpression(constructorLikeName);
-            ts.setTextRangeEnd(outer, closingBraceLocation.end);
-            ts.setEmitFlags(outer, 1536);
-            var statement = factory.createReturnStatement(outer);
-            ts.setTextRangePos(statement, closingBraceLocation.pos);
-            ts.setEmitFlags(statement, 1536 | 384);
-            statements.push(statement);
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            var block = factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), node.members), true);
-            ts.setEmitFlags(block, 1536);
-            return block;
-        }
-        function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) {
-            if (extendsClauseElement) {
-                statements.push(ts.setTextRange(factory.createExpressionStatement(emitHelpers().createExtendsHelper(factory.getInternalName(node))), extendsClauseElement));
-            }
-        }
-        function addConstructor(statements, node, name, extendsClauseElement) {
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var ancestorFacts = enterSubtree(16278, 73);
-            var constructor = ts.getFirstConstructorWithBody(node);
-            var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined);
-            var constructorFunction = factory.createFunctionDeclaration(undefined, undefined, undefined, name, undefined, transformConstructorParameters(constructor, hasSynthesizedSuper), undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper));
-            ts.setTextRange(constructorFunction, constructor || node);
-            if (extendsClauseElement) {
-                ts.setEmitFlags(constructorFunction, 8);
-            }
-            statements.push(constructorFunction);
-            exitSubtree(ancestorFacts, 49152, 0);
-            convertedLoopState = savedConvertedLoopState;
-        }
-        function transformConstructorParameters(constructor, hasSynthesizedSuper) {
-            return ts.visitParameterList(constructor && !hasSynthesizedSuper ? constructor.parameters : undefined, visitor, context)
-                || [];
-        }
-        function createDefaultConstructorBody(node, isDerivedClass) {
-            var statements = [];
-            resumeLexicalEnvironment();
-            factory.mergeLexicalEnvironment(statements, endLexicalEnvironment());
-            if (isDerivedClass) {
-                statements.push(factory.createReturnStatement(createDefaultSuperCallOrThis()));
-            }
-            var statementsArray = factory.createNodeArray(statements);
-            ts.setTextRange(statementsArray, node.members);
-            var block = factory.createBlock(statementsArray, true);
-            ts.setTextRange(block, node);
-            ts.setEmitFlags(block, 1536);
-            return block;
-        }
-        function transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper) {
-            var isDerivedClass = !!extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 103;
-            if (!constructor)
-                return createDefaultConstructorBody(node, isDerivedClass);
-            var prologue = [];
-            var statements = [];
-            resumeLexicalEnvironment();
-            var statementOffset = 0;
-            if (!hasSynthesizedSuper)
-                statementOffset = factory.copyStandardPrologue(constructor.body.statements, prologue, false);
-            addDefaultValueAssignmentsIfNeeded(statements, constructor);
-            addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper);
-            if (!hasSynthesizedSuper)
-                statementOffset = factory.copyCustomPrologue(constructor.body.statements, statements, statementOffset, visitor);
-            var superCallExpression;
-            if (hasSynthesizedSuper) {
-                superCallExpression = createDefaultSuperCallOrThis();
-            }
-            else if (isDerivedClass && statementOffset < constructor.body.statements.length) {
-                var firstStatement = constructor.body.statements[statementOffset];
-                if (ts.isExpressionStatement(firstStatement) && ts.isSuperCall(firstStatement.expression)) {
-                    superCallExpression = visitImmediateSuperCallInBody(firstStatement.expression);
-                }
-            }
-            if (superCallExpression) {
-                hierarchyFacts |= 8192;
-                statementOffset++;
-            }
-            ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, statementOffset));
-            factory.mergeLexicalEnvironment(prologue, endLexicalEnvironment());
-            insertCaptureNewTargetIfNeeded(prologue, constructor, false);
-            if (isDerivedClass) {
-                if (superCallExpression && statementOffset === constructor.body.statements.length && !(constructor.body.transformFlags & 4096)) {
-                    var superCall = ts.cast(ts.cast(superCallExpression, ts.isBinaryExpression).left, ts.isCallExpression);
-                    var returnStatement = factory.createReturnStatement(superCallExpression);
-                    ts.setCommentRange(returnStatement, ts.getCommentRange(superCall));
-                    ts.setEmitFlags(superCall, 1536);
-                    statements.push(returnStatement);
-                }
-                else {
-                    insertCaptureThisForNode(statements, constructor, superCallExpression || createActualThis());
-                    if (!isSufficientlyCoveredByReturnStatements(constructor.body)) {
-                        statements.push(factory.createReturnStatement(factory.createUniqueName("_this", 16 | 32)));
-                    }
-                }
-            }
-            else {
-                insertCaptureThisForNodeIfNeeded(prologue, constructor);
-            }
-            var block = factory.createBlock(ts.setTextRange(factory.createNodeArray(ts.concatenate(prologue, statements)), constructor.body.statements), true);
-            ts.setTextRange(block, constructor.body);
-            return block;
-        }
-        function isSufficientlyCoveredByReturnStatements(statement) {
-            if (statement.kind === 242) {
-                return true;
-            }
-            else if (statement.kind === 234) {
-                var ifStatement = statement;
-                if (ifStatement.elseStatement) {
-                    return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) &&
-                        isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement);
-                }
-            }
-            else if (statement.kind === 230) {
-                var lastStatement = ts.lastOrUndefined(statement.statements);
-                if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function createActualThis() {
-            return ts.setEmitFlags(factory.createThis(), 4);
-        }
-        function createDefaultSuperCallOrThis() {
-            return factory.createLogicalOr(factory.createLogicalAnd(factory.createStrictInequality(factory.createUniqueName("_super", 16 | 32), factory.createNull()), factory.createFunctionApplyCall(factory.createUniqueName("_super", 16 | 32), createActualThis(), factory.createIdentifier("arguments"))), createActualThis());
-        }
-        function visitParameter(node) {
-            if (node.dotDotDotToken) {
-                return undefined;
-            }
-            else if (ts.isBindingPattern(node.name)) {
-                return ts.setOriginalNode(ts.setTextRange(factory.createParameterDeclaration(undefined, undefined, undefined, factory.getGeneratedNameForNode(node), undefined, undefined, undefined), node), node);
-            }
-            else if (node.initializer) {
-                return ts.setOriginalNode(ts.setTextRange(factory.createParameterDeclaration(undefined, undefined, undefined, node.name, undefined, undefined, undefined), node), node);
-            }
-            else {
-                return node;
-            }
-        }
-        function hasDefaultValueOrBindingPattern(node) {
-            return node.initializer !== undefined
-                || ts.isBindingPattern(node.name);
-        }
-        function addDefaultValueAssignmentsIfNeeded(statements, node) {
-            if (!ts.some(node.parameters, hasDefaultValueOrBindingPattern)) {
-                return false;
-            }
-            var added = false;
-            for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) {
-                var parameter = _a[_i];
-                var name = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken;
-                if (dotDotDotToken) {
-                    continue;
-                }
-                if (ts.isBindingPattern(name)) {
-                    added = insertDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer) || added;
-                }
-                else if (initializer) {
-                    insertDefaultValueAssignmentForInitializer(statements, parameter, name, initializer);
-                    added = true;
-                }
-            }
-            return added;
-        }
-        function insertDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer) {
-            if (name.elements.length > 0) {
-                ts.insertStatementAfterCustomPrologue(statements, ts.setEmitFlags(factory.createVariableStatement(undefined, factory.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0, factory.getGeneratedNameForNode(parameter)))), 1048576));
-                return true;
-            }
-            else if (initializer) {
-                ts.insertStatementAfterCustomPrologue(statements, ts.setEmitFlags(factory.createExpressionStatement(factory.createAssignment(factory.getGeneratedNameForNode(parameter), ts.visitNode(initializer, visitor, ts.isExpression))), 1048576));
-                return true;
-            }
-            return false;
-        }
-        function insertDefaultValueAssignmentForInitializer(statements, parameter, name, initializer) {
-            initializer = ts.visitNode(initializer, visitor, ts.isExpression);
-            var statement = factory.createIfStatement(factory.createTypeCheck(factory.cloneNode(name), "undefined"), ts.setEmitFlags(ts.setTextRange(factory.createBlock([
-                factory.createExpressionStatement(ts.setEmitFlags(ts.setTextRange(factory.createAssignment(ts.setEmitFlags(ts.setParent(ts.setTextRange(factory.cloneNode(name), name), name.parent), 48), ts.setEmitFlags(initializer, 48 | ts.getEmitFlags(initializer) | 1536)), parameter), 1536))
-            ]), parameter), 1 | 32 | 384 | 1536));
-            ts.startOnNewLine(statement);
-            ts.setTextRange(statement, parameter);
-            ts.setEmitFlags(statement, 384 | 32 | 1048576 | 1536);
-            ts.insertStatementAfterCustomPrologue(statements, statement);
-        }
-        function shouldAddRestParameter(node, inConstructorWithSynthesizedSuper) {
-            return !!(node && node.dotDotDotToken && !inConstructorWithSynthesizedSuper);
-        }
-        function addRestParameterIfNeeded(statements, node, inConstructorWithSynthesizedSuper) {
-            var prologueStatements = [];
-            var parameter = ts.lastOrUndefined(node.parameters);
-            if (!shouldAddRestParameter(parameter, inConstructorWithSynthesizedSuper)) {
-                return false;
-            }
-            var declarationName = parameter.name.kind === 78 ? ts.setParent(ts.setTextRange(factory.cloneNode(parameter.name), parameter.name), parameter.name.parent) : factory.createTempVariable(undefined);
-            ts.setEmitFlags(declarationName, 48);
-            var expressionName = parameter.name.kind === 78 ? factory.cloneNode(parameter.name) : declarationName;
-            var restIndex = node.parameters.length - 1;
-            var temp = factory.createLoopVariable();
-            prologueStatements.push(ts.setEmitFlags(ts.setTextRange(factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(declarationName, undefined, undefined, factory.createArrayLiteralExpression([]))
-            ])), parameter), 1048576));
-            var forStatement = factory.createForStatement(ts.setTextRange(factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(temp, undefined, undefined, factory.createNumericLiteral(restIndex))
-            ]), parameter), ts.setTextRange(factory.createLessThan(temp, factory.createPropertyAccessExpression(factory.createIdentifier("arguments"), "length")), parameter), ts.setTextRange(factory.createPostfixIncrement(temp), parameter), factory.createBlock([
-                ts.startOnNewLine(ts.setTextRange(factory.createExpressionStatement(factory.createAssignment(factory.createElementAccessExpression(expressionName, restIndex === 0
-                    ? temp
-                    : factory.createSubtract(temp, factory.createNumericLiteral(restIndex))), factory.createElementAccessExpression(factory.createIdentifier("arguments"), temp))), parameter))
-            ]));
-            ts.setEmitFlags(forStatement, 1048576);
-            ts.startOnNewLine(forStatement);
-            prologueStatements.push(forStatement);
-            if (parameter.name.kind !== 78) {
-                prologueStatements.push(ts.setEmitFlags(ts.setTextRange(factory.createVariableStatement(undefined, factory.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0, expressionName))), parameter), 1048576));
-            }
-            ts.insertStatementsAfterCustomPrologue(statements, prologueStatements);
-            return true;
-        }
-        function insertCaptureThisForNodeIfNeeded(statements, node) {
-            if (hierarchyFacts & 32768 && node.kind !== 209) {
-                insertCaptureThisForNode(statements, node, factory.createThis());
-                return true;
-            }
-            return false;
-        }
-        function insertCaptureThisForNode(statements, node, initializer) {
-            enableSubstitutionsForCapturedThis();
-            var captureThisStatement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(factory.createUniqueName("_this", 16 | 32), undefined, undefined, initializer)
-            ]));
-            ts.setEmitFlags(captureThisStatement, 1536 | 1048576);
-            ts.setSourceMapRange(captureThisStatement, node);
-            ts.insertStatementAfterCustomPrologue(statements, captureThisStatement);
-        }
-        function insertCaptureNewTargetIfNeeded(statements, node, copyOnWrite) {
-            if (hierarchyFacts & 16384) {
-                var newTarget = void 0;
-                switch (node.kind) {
-                    case 209:
-                        return statements;
-                    case 165:
-                    case 167:
-                    case 168:
-                        newTarget = factory.createVoidZero();
-                        break;
-                    case 166:
-                        newTarget = factory.createPropertyAccessExpression(ts.setEmitFlags(factory.createThis(), 4), "constructor");
-                        break;
-                    case 251:
-                    case 208:
-                        newTarget = factory.createConditionalExpression(factory.createLogicalAnd(ts.setEmitFlags(factory.createThis(), 4), factory.createBinaryExpression(ts.setEmitFlags(factory.createThis(), 4), 101, factory.getLocalName(node))), undefined, factory.createPropertyAccessExpression(ts.setEmitFlags(factory.createThis(), 4), "constructor"), undefined, factory.createVoidZero());
-                        break;
-                    default:
-                        return ts.Debug.failBadSyntaxKind(node);
-                }
-                var captureNewTargetStatement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                    factory.createVariableDeclaration(factory.createUniqueName("_newTarget", 16 | 32), undefined, undefined, newTarget)
-                ]));
-                ts.setEmitFlags(captureNewTargetStatement, 1536 | 1048576);
-                if (copyOnWrite) {
-                    statements = statements.slice();
-                }
-                ts.insertStatementAfterCustomPrologue(statements, captureNewTargetStatement);
-            }
-            return statements;
-        }
-        function addClassMembers(statements, node) {
-            for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
-                var member = _a[_i];
-                switch (member.kind) {
-                    case 229:
-                        statements.push(transformSemicolonClassElementToStatement(member));
-                        break;
-                    case 165:
-                        statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member, node));
-                        break;
-                    case 167:
-                    case 168:
-                        var accessors = ts.getAllAccessorDeclarations(node.members, member);
-                        if (member === accessors.firstAccessor) {
-                            statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors, node));
-                        }
-                        break;
-                    case 166:
-                        break;
-                    default:
-                        ts.Debug.failBadSyntaxKind(member, currentSourceFile && currentSourceFile.fileName);
-                        break;
-                }
-            }
-        }
-        function transformSemicolonClassElementToStatement(member) {
-            return ts.setTextRange(factory.createEmptyStatement(), member);
-        }
-        function transformClassMethodDeclarationToStatement(receiver, member, container) {
-            var commentRange = ts.getCommentRange(member);
-            var sourceMapRange = ts.getSourceMapRange(member);
-            var memberFunction = transformFunctionLikeToExpression(member, member, undefined, container);
-            var propertyName = ts.visitNode(member.name, visitor, ts.isPropertyName);
-            var e;
-            if (!ts.isPrivateIdentifier(propertyName) && context.getCompilerOptions().useDefineForClassFields) {
-                var name = ts.isComputedPropertyName(propertyName) ? propertyName.expression
-                    : ts.isIdentifier(propertyName) ? factory.createStringLiteral(ts.unescapeLeadingUnderscores(propertyName.escapedText))
-                        : propertyName;
-                e = factory.createObjectDefinePropertyCall(receiver, name, factory.createPropertyDescriptor({ value: memberFunction, enumerable: false, writable: true, configurable: true }));
-            }
-            else {
-                var memberName = ts.createMemberAccessForPropertyName(factory, receiver, propertyName, member.name);
-                e = factory.createAssignment(memberName, memberFunction);
-            }
-            ts.setEmitFlags(memberFunction, 1536);
-            ts.setSourceMapRange(memberFunction, sourceMapRange);
-            var statement = ts.setTextRange(factory.createExpressionStatement(e), member);
-            ts.setOriginalNode(statement, member);
-            ts.setCommentRange(statement, commentRange);
-            ts.setEmitFlags(statement, 48);
-            return statement;
-        }
-        function transformAccessorsToStatement(receiver, accessors, container) {
-            var statement = factory.createExpressionStatement(transformAccessorsToExpression(receiver, accessors, container, false));
-            ts.setEmitFlags(statement, 1536);
-            ts.setSourceMapRange(statement, ts.getSourceMapRange(accessors.firstAccessor));
-            return statement;
-        }
-        function transformAccessorsToExpression(receiver, _a, container, startsOnNewLine) {
-            var firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor;
-            var target = ts.setParent(ts.setTextRange(factory.cloneNode(receiver), receiver), receiver.parent);
-            ts.setEmitFlags(target, 1536 | 32);
-            ts.setSourceMapRange(target, firstAccessor.name);
-            var visitedAccessorName = ts.visitNode(firstAccessor.name, visitor, ts.isPropertyName);
-            if (ts.isPrivateIdentifier(visitedAccessorName)) {
-                return ts.Debug.failBadSyntaxKind(visitedAccessorName, "Encountered unhandled private identifier while transforming ES2015.");
-            }
-            var propertyName = ts.createExpressionForPropertyName(factory, visitedAccessorName);
-            ts.setEmitFlags(propertyName, 1536 | 16);
-            ts.setSourceMapRange(propertyName, firstAccessor.name);
-            var properties = [];
-            if (getAccessor) {
-                var getterFunction = transformFunctionLikeToExpression(getAccessor, undefined, undefined, container);
-                ts.setSourceMapRange(getterFunction, ts.getSourceMapRange(getAccessor));
-                ts.setEmitFlags(getterFunction, 512);
-                var getter = factory.createPropertyAssignment("get", getterFunction);
-                ts.setCommentRange(getter, ts.getCommentRange(getAccessor));
-                properties.push(getter);
-            }
-            if (setAccessor) {
-                var setterFunction = transformFunctionLikeToExpression(setAccessor, undefined, undefined, container);
-                ts.setSourceMapRange(setterFunction, ts.getSourceMapRange(setAccessor));
-                ts.setEmitFlags(setterFunction, 512);
-                var setter = factory.createPropertyAssignment("set", setterFunction);
-                ts.setCommentRange(setter, ts.getCommentRange(setAccessor));
-                properties.push(setter);
-            }
-            properties.push(factory.createPropertyAssignment("enumerable", getAccessor || setAccessor ? factory.createFalse() : factory.createTrue()), factory.createPropertyAssignment("configurable", factory.createTrue()));
-            var call = factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "defineProperty"), undefined, [
-                target,
-                propertyName,
-                factory.createObjectLiteralExpression(properties, true)
-            ]);
-            if (startsOnNewLine) {
-                ts.startOnNewLine(call);
-            }
-            return call;
-        }
-        function visitArrowFunction(node) {
-            if (node.transformFlags & 4096) {
-                hierarchyFacts |= 32768;
-            }
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var ancestorFacts = enterSubtree(15232, 66);
-            var func = factory.createFunctionExpression(undefined, undefined, undefined, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, transformFunctionBody(node));
-            ts.setTextRange(func, node);
-            ts.setOriginalNode(func, node);
-            ts.setEmitFlags(func, 8);
-            if (hierarchyFacts & 32768) {
-                enableSubstitutionsForCapturedThis();
-            }
-            exitSubtree(ancestorFacts, 0, 0);
-            convertedLoopState = savedConvertedLoopState;
-            return func;
-        }
-        function visitFunctionExpression(node) {
-            var ancestorFacts = ts.getEmitFlags(node) & 262144
-                ? enterSubtree(16278, 69)
-                : enterSubtree(16286, 65);
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var parameters = ts.visitParameterList(node.parameters, visitor, context);
-            var body = transformFunctionBody(node);
-            var name = hierarchyFacts & 16384
-                ? factory.getLocalName(node)
-                : node.name;
-            exitSubtree(ancestorFacts, 49152, 0);
-            convertedLoopState = savedConvertedLoopState;
-            return factory.updateFunctionExpression(node, undefined, node.asteriskToken, name, undefined, parameters, undefined, body);
-        }
-        function visitFunctionDeclaration(node) {
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var ancestorFacts = enterSubtree(16286, 65);
-            var parameters = ts.visitParameterList(node.parameters, visitor, context);
-            var body = transformFunctionBody(node);
-            var name = hierarchyFacts & 16384
-                ? factory.getLocalName(node)
-                : node.name;
-            exitSubtree(ancestorFacts, 49152, 0);
-            convertedLoopState = savedConvertedLoopState;
-            return factory.updateFunctionDeclaration(node, undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, name, undefined, parameters, undefined, body);
-        }
-        function transformFunctionLikeToExpression(node, location, name, container) {
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var ancestorFacts = container && ts.isClassLike(container) && !ts.hasSyntacticModifier(node, 32)
-                ? enterSubtree(16286, 65 | 8)
-                : enterSubtree(16286, 65);
-            var parameters = ts.visitParameterList(node.parameters, visitor, context);
-            var body = transformFunctionBody(node);
-            if (hierarchyFacts & 16384 && !name && (node.kind === 251 || node.kind === 208)) {
-                name = factory.getGeneratedNameForNode(node);
-            }
-            exitSubtree(ancestorFacts, 49152, 0);
-            convertedLoopState = savedConvertedLoopState;
-            return ts.setOriginalNode(ts.setTextRange(factory.createFunctionExpression(undefined, node.asteriskToken, name, undefined, parameters, undefined, body), location), node);
-        }
-        function transformFunctionBody(node) {
-            var multiLine = false;
-            var singleLine = false;
-            var statementsLocation;
-            var closeBraceLocation;
-            var prologue = [];
-            var statements = [];
-            var body = node.body;
-            var statementOffset;
-            resumeLexicalEnvironment();
-            if (ts.isBlock(body)) {
-                statementOffset = factory.copyStandardPrologue(body.statements, prologue, false);
-                statementOffset = factory.copyCustomPrologue(body.statements, statements, statementOffset, visitor, ts.isHoistedFunction);
-                statementOffset = factory.copyCustomPrologue(body.statements, statements, statementOffset, visitor, ts.isHoistedVariableStatement);
-            }
-            multiLine = addDefaultValueAssignmentsIfNeeded(statements, node) || multiLine;
-            multiLine = addRestParameterIfNeeded(statements, node, false) || multiLine;
-            if (ts.isBlock(body)) {
-                statementOffset = factory.copyCustomPrologue(body.statements, statements, statementOffset, visitor);
-                statementsLocation = body.statements;
-                ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, statementOffset));
-                if (!multiLine && body.multiLine) {
-                    multiLine = true;
-                }
-            }
-            else {
-                ts.Debug.assert(node.kind === 209);
-                statementsLocation = ts.moveRangeEnd(body, -1);
-                var equalsGreaterThanToken = node.equalsGreaterThanToken;
-                if (!ts.nodeIsSynthesized(equalsGreaterThanToken) && !ts.nodeIsSynthesized(body)) {
-                    if (ts.rangeEndIsOnSameLineAsRangeStart(equalsGreaterThanToken, body, currentSourceFile)) {
-                        singleLine = true;
-                    }
-                    else {
-                        multiLine = true;
-                    }
-                }
-                var expression = ts.visitNode(body, visitor, ts.isExpression);
-                var returnStatement = factory.createReturnStatement(expression);
-                ts.setTextRange(returnStatement, body);
-                ts.moveSyntheticComments(returnStatement, body);
-                ts.setEmitFlags(returnStatement, 384 | 32 | 1024);
-                statements.push(returnStatement);
-                closeBraceLocation = body;
-            }
-            factory.mergeLexicalEnvironment(prologue, endLexicalEnvironment());
-            insertCaptureNewTargetIfNeeded(prologue, node, false);
-            insertCaptureThisForNodeIfNeeded(prologue, node);
-            if (ts.some(prologue)) {
-                multiLine = true;
-            }
-            statements.unshift.apply(statements, prologue);
-            if (ts.isBlock(body) && ts.arrayIsEqualTo(statements, body.statements)) {
-                return body;
-            }
-            var block = factory.createBlock(ts.setTextRange(factory.createNodeArray(statements), statementsLocation), multiLine);
-            ts.setTextRange(block, node.body);
-            if (!multiLine && singleLine) {
-                ts.setEmitFlags(block, 1);
-            }
-            if (closeBraceLocation) {
-                ts.setTokenSourceMapRange(block, 19, closeBraceLocation);
-            }
-            ts.setOriginalNode(block, node.body);
-            return block;
-        }
-        function visitBlock(node, isFunctionBody) {
-            if (isFunctionBody) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var ancestorFacts = hierarchyFacts & 256
-                ? enterSubtree(7104, 512)
-                : enterSubtree(6976, 128);
-            var updated = ts.visitEachChild(node, visitor, context);
-            exitSubtree(ancestorFacts, 0, 0);
-            return updated;
-        }
-        function visitExpressionStatement(node) {
-            return ts.visitEachChild(node, visitorWithUnusedExpressionResult, context);
-        }
-        function visitParenthesizedExpression(node, expressionResultIsUnused) {
-            return ts.visitEachChild(node, expressionResultIsUnused ? visitorWithUnusedExpressionResult : visitor, context);
-        }
-        function visitBinaryExpression(node, expressionResultIsUnused) {
-            if (ts.isDestructuringAssignment(node)) {
-                return ts.flattenDestructuringAssignment(node, visitor, context, 0, !expressionResultIsUnused);
-            }
-            if (node.operatorToken.kind === 27) {
-                return factory.updateBinaryExpression(node, ts.visitNode(node.left, visitorWithUnusedExpressionResult, ts.isExpression), node.operatorToken, ts.visitNode(node.right, expressionResultIsUnused ? visitorWithUnusedExpressionResult : visitor, ts.isExpression));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitCommaListExpression(node, expressionResultIsUnused) {
-            if (expressionResultIsUnused) {
-                return ts.visitEachChild(node, visitorWithUnusedExpressionResult, context);
-            }
-            var result;
-            for (var i = 0; i < node.elements.length; i++) {
-                var element = node.elements[i];
-                var visited = ts.visitNode(element, i < node.elements.length - 1 ? visitorWithUnusedExpressionResult : visitor, ts.isExpression);
-                if (result || visited !== element) {
-                    result || (result = node.elements.slice(0, i));
-                    result.push(visited);
-                }
-            }
-            var elements = result ? ts.setTextRange(factory.createNodeArray(result), node.elements) : node.elements;
-            return factory.updateCommaListExpression(node, elements);
-        }
-        function isVariableStatementOfTypeScriptClassWrapper(node) {
-            return node.declarationList.declarations.length === 1
-                && !!node.declarationList.declarations[0].initializer
-                && !!(ts.getEmitFlags(node.declarationList.declarations[0].initializer) & 33554432);
-        }
-        function visitVariableStatement(node) {
-            var ancestorFacts = enterSubtree(0, ts.hasSyntacticModifier(node, 1) ? 32 : 0);
-            var updated;
-            if (convertedLoopState && (node.declarationList.flags & 3) === 0 && !isVariableStatementOfTypeScriptClassWrapper(node)) {
-                var assignments = void 0;
-                for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    hoistVariableDeclarationDeclaredInConvertedLoop(convertedLoopState, decl);
-                    if (decl.initializer) {
-                        var assignment = void 0;
-                        if (ts.isBindingPattern(decl.name)) {
-                            assignment = ts.flattenDestructuringAssignment(decl, visitor, context, 0);
-                        }
-                        else {
-                            assignment = factory.createBinaryExpression(decl.name, 62, ts.visitNode(decl.initializer, visitor, ts.isExpression));
-                            ts.setTextRange(assignment, decl);
-                        }
-                        assignments = ts.append(assignments, assignment);
-                    }
-                }
-                if (assignments) {
-                    updated = ts.setTextRange(factory.createExpressionStatement(factory.inlineExpressions(assignments)), node);
-                }
-                else {
-                    updated = undefined;
-                }
-            }
-            else {
-                updated = ts.visitEachChild(node, visitor, context);
-            }
-            exitSubtree(ancestorFacts, 0, 0);
-            return updated;
-        }
-        function visitVariableDeclarationList(node) {
-            if (node.flags & 3 || node.transformFlags & 131072) {
-                if (node.flags & 3) {
-                    enableSubstitutionsForBlockScopedBindings();
-                }
-                var declarations = ts.flatMap(node.declarations, node.flags & 1
-                    ? visitVariableDeclarationInLetDeclarationList
-                    : visitVariableDeclaration);
-                var declarationList = factory.createVariableDeclarationList(declarations);
-                ts.setOriginalNode(declarationList, node);
-                ts.setTextRange(declarationList, node);
-                ts.setCommentRange(declarationList, node);
-                if (node.transformFlags & 131072
-                    && (ts.isBindingPattern(node.declarations[0].name) || ts.isBindingPattern(ts.last(node.declarations).name))) {
-                    ts.setSourceMapRange(declarationList, getRangeUnion(declarations));
-                }
-                return declarationList;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function getRangeUnion(declarations) {
-            var pos = -1, end = -1;
-            for (var _i = 0, declarations_10 = declarations; _i < declarations_10.length; _i++) {
-                var node = declarations_10[_i];
-                pos = pos === -1 ? node.pos : node.pos === -1 ? pos : Math.min(pos, node.pos);
-                end = Math.max(end, node.end);
-            }
-            return ts.createRange(pos, end);
-        }
-        function shouldEmitExplicitInitializerForLetDeclaration(node) {
-            var flags = resolver.getNodeCheckFlags(node);
-            var isCapturedInFunction = flags & 262144;
-            var isDeclaredInLoop = flags & 524288;
-            var emittedAsTopLevel = (hierarchyFacts & 64) !== 0
-                || (isCapturedInFunction
-                    && isDeclaredInLoop
-                    && (hierarchyFacts & 512) !== 0);
-            var emitExplicitInitializer = !emittedAsTopLevel
-                && (hierarchyFacts & 4096) === 0
-                && (!resolver.isDeclarationWithCollidingName(node)
-                    || (isDeclaredInLoop
-                        && !isCapturedInFunction
-                        && (hierarchyFacts & (2048 | 4096)) === 0));
-            return emitExplicitInitializer;
-        }
-        function visitVariableDeclarationInLetDeclarationList(node) {
-            var name = node.name;
-            if (ts.isBindingPattern(name)) {
-                return visitVariableDeclaration(node);
-            }
-            if (!node.initializer && shouldEmitExplicitInitializerForLetDeclaration(node)) {
-                return factory.updateVariableDeclaration(node, node.name, undefined, undefined, factory.createVoidZero());
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitVariableDeclaration(node) {
-            var ancestorFacts = enterSubtree(32, 0);
-            var updated;
-            if (ts.isBindingPattern(node.name)) {
-                updated = ts.flattenDestructuringBinding(node, visitor, context, 0, undefined, (ancestorFacts & 32) !== 0);
-            }
-            else {
-                updated = ts.visitEachChild(node, visitor, context);
-            }
-            exitSubtree(ancestorFacts, 0, 0);
-            return updated;
-        }
-        function recordLabel(node) {
-            convertedLoopState.labels.set(ts.idText(node.label), true);
-        }
-        function resetLabel(node) {
-            convertedLoopState.labels.set(ts.idText(node.label), false);
-        }
-        function visitLabeledStatement(node) {
-            if (convertedLoopState && !convertedLoopState.labels) {
-                convertedLoopState.labels = new ts.Map();
-            }
-            var statement = ts.unwrapInnermostStatementOfLabel(node, convertedLoopState && recordLabel);
-            return ts.isIterationStatement(statement, false)
-                ? visitIterationStatement(statement, node)
-                : factory.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement, factory.liftToBlock), node, convertedLoopState && resetLabel);
-        }
-        function visitIterationStatement(node, outermostLabeledStatement) {
-            switch (node.kind) {
-                case 235:
-                case 236:
-                    return visitDoOrWhileStatement(node, outermostLabeledStatement);
-                case 237:
-                    return visitForStatement(node, outermostLabeledStatement);
-                case 238:
-                    return visitForInStatement(node, outermostLabeledStatement);
-                case 239:
-                    return visitForOfStatement(node, outermostLabeledStatement);
-            }
-        }
-        function visitIterationStatementWithFacts(excludeFacts, includeFacts, node, outermostLabeledStatement, convert) {
-            var ancestorFacts = enterSubtree(excludeFacts, includeFacts);
-            var updated = convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, ancestorFacts, convert);
-            exitSubtree(ancestorFacts, 0, 0);
-            return updated;
-        }
-        function visitDoOrWhileStatement(node, outermostLabeledStatement) {
-            return visitIterationStatementWithFacts(0, 1280, node, outermostLabeledStatement);
-        }
-        function visitForStatement(node, outermostLabeledStatement) {
-            return visitIterationStatementWithFacts(5056, 3328, node, outermostLabeledStatement);
-        }
-        function visitEachChildOfForStatement(node) {
-            return factory.updateForStatement(node, ts.visitNode(node.initializer, visitorWithUnusedExpressionResult, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitorWithUnusedExpressionResult, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitForInStatement(node, outermostLabeledStatement) {
-            return visitIterationStatementWithFacts(3008, 5376, node, outermostLabeledStatement);
-        }
-        function visitForOfStatement(node, outermostLabeledStatement) {
-            return visitIterationStatementWithFacts(3008, 5376, node, outermostLabeledStatement, compilerOptions.downlevelIteration ? convertForOfStatementForIterable : convertForOfStatementForArray);
-        }
-        function convertForOfStatementHead(node, boundValue, convertedLoopBodyStatements) {
-            var statements = [];
-            var initializer = node.initializer;
-            if (ts.isVariableDeclarationList(initializer)) {
-                if (node.initializer.flags & 3) {
-                    enableSubstitutionsForBlockScopedBindings();
-                }
-                var firstOriginalDeclaration = ts.firstOrUndefined(initializer.declarations);
-                if (firstOriginalDeclaration && ts.isBindingPattern(firstOriginalDeclaration.name)) {
-                    var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0, boundValue);
-                    var declarationList = ts.setTextRange(factory.createVariableDeclarationList(declarations), node.initializer);
-                    ts.setOriginalNode(declarationList, node.initializer);
-                    ts.setSourceMapRange(declarationList, ts.createRange(declarations[0].pos, ts.last(declarations).end));
-                    statements.push(factory.createVariableStatement(undefined, declarationList));
-                }
-                else {
-                    statements.push(ts.setTextRange(factory.createVariableStatement(undefined, ts.setOriginalNode(ts.setTextRange(factory.createVariableDeclarationList([
-                        factory.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : factory.createTempVariable(undefined), undefined, undefined, boundValue)
-                    ]), ts.moveRangePos(initializer, -1)), initializer)), ts.moveRangeEnd(initializer, -1)));
-                }
-            }
-            else {
-                var assignment = factory.createAssignment(initializer, boundValue);
-                if (ts.isDestructuringAssignment(assignment)) {
-                    statements.push(factory.createExpressionStatement(visitBinaryExpression(assignment, true)));
-                }
-                else {
-                    ts.setTextRangeEnd(assignment, initializer.end);
-                    statements.push(ts.setTextRange(factory.createExpressionStatement(ts.visitNode(assignment, visitor, ts.isExpression)), ts.moveRangeEnd(initializer, -1)));
-                }
-            }
-            if (convertedLoopBodyStatements) {
-                return createSyntheticBlockForConvertedStatements(ts.addRange(statements, convertedLoopBodyStatements));
-            }
-            else {
-                var statement = ts.visitNode(node.statement, visitor, ts.isStatement, factory.liftToBlock);
-                if (ts.isBlock(statement)) {
-                    return factory.updateBlock(statement, ts.setTextRange(factory.createNodeArray(ts.concatenate(statements, statement.statements)), statement.statements));
-                }
-                else {
-                    statements.push(statement);
-                    return createSyntheticBlockForConvertedStatements(statements);
-                }
-            }
-        }
-        function createSyntheticBlockForConvertedStatements(statements) {
-            return ts.setEmitFlags(factory.createBlock(factory.createNodeArray(statements), true), 48 | 384);
-        }
-        function convertForOfStatementForArray(node, outermostLabeledStatement, convertedLoopBodyStatements) {
-            var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-            var counter = factory.createLoopVariable();
-            var rhsReference = ts.isIdentifier(expression) ? factory.getGeneratedNameForNode(expression) : factory.createTempVariable(undefined);
-            ts.setEmitFlags(expression, 48 | ts.getEmitFlags(expression));
-            var forStatement = ts.setTextRange(factory.createForStatement(ts.setEmitFlags(ts.setTextRange(factory.createVariableDeclarationList([
-                ts.setTextRange(factory.createVariableDeclaration(counter, undefined, undefined, factory.createNumericLiteral(0)), ts.moveRangePos(node.expression, -1)),
-                ts.setTextRange(factory.createVariableDeclaration(rhsReference, undefined, undefined, expression), node.expression)
-            ]), node.expression), 2097152), ts.setTextRange(factory.createLessThan(counter, factory.createPropertyAccessExpression(rhsReference, "length")), node.expression), ts.setTextRange(factory.createPostfixIncrement(counter), node.expression), convertForOfStatementHead(node, factory.createElementAccessExpression(rhsReference, counter), convertedLoopBodyStatements)), node);
-            ts.setEmitFlags(forStatement, 256);
-            ts.setTextRange(forStatement, node);
-            return factory.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel);
-        }
-        function convertForOfStatementForIterable(node, outermostLabeledStatement, convertedLoopBodyStatements, ancestorFacts) {
-            var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-            var iterator = ts.isIdentifier(expression) ? factory.getGeneratedNameForNode(expression) : factory.createTempVariable(undefined);
-            var result = ts.isIdentifier(expression) ? factory.getGeneratedNameForNode(iterator) : factory.createTempVariable(undefined);
-            var errorRecord = factory.createUniqueName("e");
-            var catchVariable = factory.getGeneratedNameForNode(errorRecord);
-            var returnMethod = factory.createTempVariable(undefined);
-            var values = ts.setTextRange(emitHelpers().createValuesHelper(expression), node.expression);
-            var next = factory.createCallExpression(factory.createPropertyAccessExpression(iterator, "next"), undefined, []);
-            hoistVariableDeclaration(errorRecord);
-            hoistVariableDeclaration(returnMethod);
-            var initializer = ancestorFacts & 1024
-                ? factory.inlineExpressions([factory.createAssignment(errorRecord, factory.createVoidZero()), values])
-                : values;
-            var forStatement = ts.setEmitFlags(ts.setTextRange(factory.createForStatement(ts.setEmitFlags(ts.setTextRange(factory.createVariableDeclarationList([
-                ts.setTextRange(factory.createVariableDeclaration(iterator, undefined, undefined, initializer), node.expression),
-                factory.createVariableDeclaration(result, undefined, undefined, next)
-            ]), node.expression), 2097152), factory.createLogicalNot(factory.createPropertyAccessExpression(result, "done")), factory.createAssignment(result, next), convertForOfStatementHead(node, factory.createPropertyAccessExpression(result, "value"), convertedLoopBodyStatements)), node), 256);
-            return factory.createTryStatement(factory.createBlock([
-                factory.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel)
-            ]), factory.createCatchClause(factory.createVariableDeclaration(catchVariable), ts.setEmitFlags(factory.createBlock([
-                factory.createExpressionStatement(factory.createAssignment(errorRecord, factory.createObjectLiteralExpression([
-                    factory.createPropertyAssignment("error", catchVariable)
-                ])))
-            ]), 1)), factory.createBlock([
-                factory.createTryStatement(factory.createBlock([
-                    ts.setEmitFlags(factory.createIfStatement(factory.createLogicalAnd(factory.createLogicalAnd(result, factory.createLogicalNot(factory.createPropertyAccessExpression(result, "done"))), factory.createAssignment(returnMethod, factory.createPropertyAccessExpression(iterator, "return"))), factory.createExpressionStatement(factory.createFunctionCallCall(returnMethod, iterator, []))), 1),
-                ]), undefined, ts.setEmitFlags(factory.createBlock([
-                    ts.setEmitFlags(factory.createIfStatement(errorRecord, factory.createThrowStatement(factory.createPropertyAccessExpression(errorRecord, "error"))), 1)
-                ]), 1))
-            ]));
-        }
-        function visitObjectLiteralExpression(node) {
-            var properties = node.properties;
-            var numInitialProperties = -1, hasComputed = false;
-            for (var i = 0; i < properties.length; i++) {
-                var property = properties[i];
-                if ((property.transformFlags & 262144 &&
-                    hierarchyFacts & 4)
-                    || (hasComputed = ts.Debug.checkDefined(property.name).kind === 158)) {
-                    numInitialProperties = i;
-                    break;
-                }
-            }
-            if (numInitialProperties < 0) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            var temp = factory.createTempVariable(hoistVariableDeclaration);
-            var expressions = [];
-            var assignment = factory.createAssignment(temp, ts.setEmitFlags(factory.createObjectLiteralExpression(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), node.multiLine), hasComputed ? 65536 : 0));
-            if (node.multiLine) {
-                ts.startOnNewLine(assignment);
-            }
-            expressions.push(assignment);
-            addObjectLiteralMembers(expressions, node, temp, numInitialProperties);
-            expressions.push(node.multiLine ? ts.startOnNewLine(ts.setParent(ts.setTextRange(factory.cloneNode(temp), temp), temp.parent)) : temp);
-            return factory.inlineExpressions(expressions);
-        }
-        function shouldConvertPartOfIterationStatement(node) {
-            return (resolver.getNodeCheckFlags(node) & 131072) !== 0;
-        }
-        function shouldConvertInitializerOfForStatement(node) {
-            return ts.isForStatement(node) && !!node.initializer && shouldConvertPartOfIterationStatement(node.initializer);
-        }
-        function shouldConvertConditionOfForStatement(node) {
-            return ts.isForStatement(node) && !!node.condition && shouldConvertPartOfIterationStatement(node.condition);
-        }
-        function shouldConvertIncrementorOfForStatement(node) {
-            return ts.isForStatement(node) && !!node.incrementor && shouldConvertPartOfIterationStatement(node.incrementor);
-        }
-        function shouldConvertIterationStatement(node) {
-            return shouldConvertBodyOfIterationStatement(node)
-                || shouldConvertInitializerOfForStatement(node);
-        }
-        function shouldConvertBodyOfIterationStatement(node) {
-            return (resolver.getNodeCheckFlags(node) & 65536) !== 0;
-        }
-        function hoistVariableDeclarationDeclaredInConvertedLoop(state, node) {
-            if (!state.hoistedLocalVariables) {
-                state.hoistedLocalVariables = [];
-            }
-            visit(node.name);
-            function visit(node) {
-                if (node.kind === 78) {
-                    state.hoistedLocalVariables.push(node);
-                }
-                else {
-                    for (var _i = 0, _a = node.elements; _i < _a.length; _i++) {
-                        var element = _a[_i];
-                        if (!ts.isOmittedExpression(element)) {
-                            visit(element.name);
-                        }
-                    }
-                }
-            }
-        }
-        function convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, ancestorFacts, convert) {
-            if (!shouldConvertIterationStatement(node)) {
-                var saveAllowedNonLabeledJumps = void 0;
-                if (convertedLoopState) {
-                    saveAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps;
-                    convertedLoopState.allowedNonLabeledJumps = 2 | 4;
-                }
-                var result = convert
-                    ? convert(node, outermostLabeledStatement, undefined, ancestorFacts)
-                    : factory.restoreEnclosingLabel(ts.isForStatement(node) ? visitEachChildOfForStatement(node) : ts.visitEachChild(node, visitor, context), outermostLabeledStatement, convertedLoopState && resetLabel);
-                if (convertedLoopState) {
-                    convertedLoopState.allowedNonLabeledJumps = saveAllowedNonLabeledJumps;
-                }
-                return result;
-            }
-            var currentState = createConvertedLoopState(node);
-            var statements = [];
-            var outerConvertedLoopState = convertedLoopState;
-            convertedLoopState = currentState;
-            var initializerFunction = shouldConvertInitializerOfForStatement(node) ? createFunctionForInitializerOfForStatement(node, currentState) : undefined;
-            var bodyFunction = shouldConvertBodyOfIterationStatement(node) ? createFunctionForBodyOfIterationStatement(node, currentState, outerConvertedLoopState) : undefined;
-            convertedLoopState = outerConvertedLoopState;
-            if (initializerFunction)
-                statements.push(initializerFunction.functionDeclaration);
-            if (bodyFunction)
-                statements.push(bodyFunction.functionDeclaration);
-            addExtraDeclarationsForConvertedLoop(statements, currentState, outerConvertedLoopState);
-            if (initializerFunction) {
-                statements.push(generateCallToConvertedLoopInitializer(initializerFunction.functionName, initializerFunction.containsYield));
-            }
-            var loop;
-            if (bodyFunction) {
-                if (convert) {
-                    loop = convert(node, outermostLabeledStatement, bodyFunction.part, ancestorFacts);
-                }
-                else {
-                    var clone_3 = convertIterationStatementCore(node, initializerFunction, factory.createBlock(bodyFunction.part, true));
-                    loop = factory.restoreEnclosingLabel(clone_3, outermostLabeledStatement, convertedLoopState && resetLabel);
-                }
-            }
-            else {
-                var clone_4 = convertIterationStatementCore(node, initializerFunction, ts.visitNode(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-                loop = factory.restoreEnclosingLabel(clone_4, outermostLabeledStatement, convertedLoopState && resetLabel);
-            }
-            statements.push(loop);
-            return statements;
-        }
-        function convertIterationStatementCore(node, initializerFunction, convertedLoopBody) {
-            switch (node.kind) {
-                case 237: return convertForStatement(node, initializerFunction, convertedLoopBody);
-                case 238: return convertForInStatement(node, convertedLoopBody);
-                case 239: return convertForOfStatement(node, convertedLoopBody);
-                case 235: return convertDoStatement(node, convertedLoopBody);
-                case 236: return convertWhileStatement(node, convertedLoopBody);
-                default: return ts.Debug.failBadSyntaxKind(node, "IterationStatement expected");
-            }
-        }
-        function convertForStatement(node, initializerFunction, convertedLoopBody) {
-            var shouldConvertCondition = node.condition && shouldConvertPartOfIterationStatement(node.condition);
-            var shouldConvertIncrementor = shouldConvertCondition || node.incrementor && shouldConvertPartOfIterationStatement(node.incrementor);
-            return factory.updateForStatement(node, ts.visitNode(initializerFunction ? initializerFunction.part : node.initializer, visitorWithUnusedExpressionResult, ts.isForInitializer), ts.visitNode(shouldConvertCondition ? undefined : node.condition, visitor, ts.isExpression), ts.visitNode(shouldConvertIncrementor ? undefined : node.incrementor, visitorWithUnusedExpressionResult, ts.isExpression), convertedLoopBody);
-        }
-        function convertForOfStatement(node, convertedLoopBody) {
-            return factory.updateForOfStatement(node, undefined, ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), convertedLoopBody);
-        }
-        function convertForInStatement(node, convertedLoopBody) {
-            return factory.updateForInStatement(node, ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), convertedLoopBody);
-        }
-        function convertDoStatement(node, convertedLoopBody) {
-            return factory.updateDoStatement(node, convertedLoopBody, ts.visitNode(node.expression, visitor, ts.isExpression));
-        }
-        function convertWhileStatement(node, convertedLoopBody) {
-            return factory.updateWhileStatement(node, ts.visitNode(node.expression, visitor, ts.isExpression), convertedLoopBody);
-        }
-        function createConvertedLoopState(node) {
-            var loopInitializer;
-            switch (node.kind) {
-                case 237:
-                case 238:
-                case 239:
-                    var initializer = node.initializer;
-                    if (initializer && initializer.kind === 250) {
-                        loopInitializer = initializer;
-                    }
-                    break;
-            }
-            var loopParameters = [];
-            var loopOutParameters = [];
-            if (loopInitializer && (ts.getCombinedNodeFlags(loopInitializer) & 3)) {
-                var hasCapturedBindingsInForInitializer = shouldConvertInitializerOfForStatement(node);
-                for (var _i = 0, _a = loopInitializer.declarations; _i < _a.length; _i++) {
-                    var decl = _a[_i];
-                    processLoopVariableDeclaration(node, decl, loopParameters, loopOutParameters, hasCapturedBindingsInForInitializer);
-                }
-            }
-            var currentState = { loopParameters: loopParameters, loopOutParameters: loopOutParameters };
-            if (convertedLoopState) {
-                if (convertedLoopState.argumentsName) {
-                    currentState.argumentsName = convertedLoopState.argumentsName;
-                }
-                if (convertedLoopState.thisName) {
-                    currentState.thisName = convertedLoopState.thisName;
-                }
-                if (convertedLoopState.hoistedLocalVariables) {
-                    currentState.hoistedLocalVariables = convertedLoopState.hoistedLocalVariables;
-                }
-            }
-            return currentState;
-        }
-        function addExtraDeclarationsForConvertedLoop(statements, state, outerState) {
-            var extraVariableDeclarations;
-            if (state.argumentsName) {
-                if (outerState) {
-                    outerState.argumentsName = state.argumentsName;
-                }
-                else {
-                    (extraVariableDeclarations || (extraVariableDeclarations = [])).push(factory.createVariableDeclaration(state.argumentsName, undefined, undefined, factory.createIdentifier("arguments")));
-                }
-            }
-            if (state.thisName) {
-                if (outerState) {
-                    outerState.thisName = state.thisName;
-                }
-                else {
-                    (extraVariableDeclarations || (extraVariableDeclarations = [])).push(factory.createVariableDeclaration(state.thisName, undefined, undefined, factory.createIdentifier("this")));
-                }
-            }
-            if (state.hoistedLocalVariables) {
-                if (outerState) {
-                    outerState.hoistedLocalVariables = state.hoistedLocalVariables;
-                }
-                else {
-                    if (!extraVariableDeclarations) {
-                        extraVariableDeclarations = [];
-                    }
-                    for (var _i = 0, _a = state.hoistedLocalVariables; _i < _a.length; _i++) {
-                        var identifier = _a[_i];
-                        extraVariableDeclarations.push(factory.createVariableDeclaration(identifier));
-                    }
-                }
-            }
-            if (state.loopOutParameters.length) {
-                if (!extraVariableDeclarations) {
-                    extraVariableDeclarations = [];
-                }
-                for (var _b = 0, _c = state.loopOutParameters; _b < _c.length; _b++) {
-                    var outParam = _c[_b];
-                    extraVariableDeclarations.push(factory.createVariableDeclaration(outParam.outParamName));
-                }
-            }
-            if (state.conditionVariable) {
-                if (!extraVariableDeclarations) {
-                    extraVariableDeclarations = [];
-                }
-                extraVariableDeclarations.push(factory.createVariableDeclaration(state.conditionVariable, undefined, undefined, factory.createFalse()));
-            }
-            if (extraVariableDeclarations) {
-                statements.push(factory.createVariableStatement(undefined, factory.createVariableDeclarationList(extraVariableDeclarations)));
-            }
-        }
-        function createOutVariable(p) {
-            return factory.createVariableDeclaration(p.originalName, undefined, undefined, p.outParamName);
-        }
-        function createFunctionForInitializerOfForStatement(node, currentState) {
-            var functionName = factory.createUniqueName("_loop_init");
-            var containsYield = (node.initializer.transformFlags & 262144) !== 0;
-            var emitFlags = 0;
-            if (currentState.containsLexicalThis)
-                emitFlags |= 8;
-            if (containsYield && hierarchyFacts & 4)
-                emitFlags |= 262144;
-            var statements = [];
-            statements.push(factory.createVariableStatement(undefined, node.initializer));
-            copyOutParameters(currentState.loopOutParameters, 2, 1, statements);
-            var functionDeclaration = factory.createVariableStatement(undefined, ts.setEmitFlags(factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(functionName, undefined, undefined, ts.setEmitFlags(factory.createFunctionExpression(undefined, containsYield ? factory.createToken(41) : undefined, undefined, undefined, undefined, undefined, ts.visitNode(factory.createBlock(statements, true), visitor, ts.isBlock)), emitFlags))
-            ]), 2097152));
-            var part = factory.createVariableDeclarationList(ts.map(currentState.loopOutParameters, createOutVariable));
-            return { functionName: functionName, containsYield: containsYield, functionDeclaration: functionDeclaration, part: part };
-        }
-        function createFunctionForBodyOfIterationStatement(node, currentState, outerState) {
-            var functionName = factory.createUniqueName("_loop");
-            startLexicalEnvironment();
-            var statement = ts.visitNode(node.statement, visitor, ts.isStatement, factory.liftToBlock);
-            var lexicalEnvironment = endLexicalEnvironment();
-            var statements = [];
-            if (shouldConvertConditionOfForStatement(node) || shouldConvertIncrementorOfForStatement(node)) {
-                currentState.conditionVariable = factory.createUniqueName("inc");
-                if (node.incrementor) {
-                    statements.push(factory.createIfStatement(currentState.conditionVariable, factory.createExpressionStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), factory.createExpressionStatement(factory.createAssignment(currentState.conditionVariable, factory.createTrue()))));
-                }
-                else {
-                    statements.push(factory.createIfStatement(factory.createLogicalNot(currentState.conditionVariable), factory.createExpressionStatement(factory.createAssignment(currentState.conditionVariable, factory.createTrue()))));
-                }
-                if (shouldConvertConditionOfForStatement(node)) {
-                    statements.push(factory.createIfStatement(factory.createPrefixUnaryExpression(53, ts.visitNode(node.condition, visitor, ts.isExpression)), ts.visitNode(factory.createBreakStatement(), visitor, ts.isStatement)));
-                }
-            }
-            if (ts.isBlock(statement)) {
-                ts.addRange(statements, statement.statements);
-            }
-            else {
-                statements.push(statement);
-            }
-            copyOutParameters(currentState.loopOutParameters, 1, 1, statements);
-            ts.insertStatementsAfterStandardPrologue(statements, lexicalEnvironment);
-            var loopBody = factory.createBlock(statements, true);
-            if (ts.isBlock(statement))
-                ts.setOriginalNode(loopBody, statement);
-            var containsYield = (node.statement.transformFlags & 262144) !== 0;
-            var emitFlags = 0;
-            if (currentState.containsLexicalThis)
-                emitFlags |= 8;
-            if (containsYield && (hierarchyFacts & 4) !== 0)
-                emitFlags |= 262144;
-            var functionDeclaration = factory.createVariableStatement(undefined, ts.setEmitFlags(factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(functionName, undefined, undefined, ts.setEmitFlags(factory.createFunctionExpression(undefined, containsYield ? factory.createToken(41) : undefined, undefined, undefined, currentState.loopParameters, undefined, loopBody), emitFlags))
-            ]), 2097152));
-            var part = generateCallToConvertedLoop(functionName, currentState, outerState, containsYield);
-            return { functionName: functionName, containsYield: containsYield, functionDeclaration: functionDeclaration, part: part };
-        }
-        function copyOutParameter(outParam, copyDirection) {
-            var source = copyDirection === 0 ? outParam.outParamName : outParam.originalName;
-            var target = copyDirection === 0 ? outParam.originalName : outParam.outParamName;
-            return factory.createBinaryExpression(target, 62, source);
-        }
-        function copyOutParameters(outParams, partFlags, copyDirection, statements) {
-            for (var _i = 0, outParams_1 = outParams; _i < outParams_1.length; _i++) {
-                var outParam = outParams_1[_i];
-                if (outParam.flags & partFlags) {
-                    statements.push(factory.createExpressionStatement(copyOutParameter(outParam, copyDirection)));
-                }
-            }
-        }
-        function generateCallToConvertedLoopInitializer(initFunctionExpressionName, containsYield) {
-            var call = factory.createCallExpression(initFunctionExpressionName, undefined, []);
-            var callResult = containsYield
-                ? factory.createYieldExpression(factory.createToken(41), ts.setEmitFlags(call, 8388608))
-                : call;
-            return factory.createExpressionStatement(callResult);
-        }
-        function generateCallToConvertedLoop(loopFunctionExpressionName, state, outerState, containsYield) {
-            var statements = [];
-            var isSimpleLoop = !(state.nonLocalJumps & ~4) &&
-                !state.labeledNonLocalBreaks &&
-                !state.labeledNonLocalContinues;
-            var call = factory.createCallExpression(loopFunctionExpressionName, undefined, ts.map(state.loopParameters, function (p) { return p.name; }));
-            var callResult = containsYield
-                ? factory.createYieldExpression(factory.createToken(41), ts.setEmitFlags(call, 8388608))
-                : call;
-            if (isSimpleLoop) {
-                statements.push(factory.createExpressionStatement(callResult));
-                copyOutParameters(state.loopOutParameters, 1, 0, statements);
-            }
-            else {
-                var loopResultName = factory.createUniqueName("state");
-                var stateVariable = factory.createVariableStatement(undefined, factory.createVariableDeclarationList([factory.createVariableDeclaration(loopResultName, undefined, undefined, callResult)]));
-                statements.push(stateVariable);
-                copyOutParameters(state.loopOutParameters, 1, 0, statements);
-                if (state.nonLocalJumps & 8) {
-                    var returnStatement = void 0;
-                    if (outerState) {
-                        outerState.nonLocalJumps |= 8;
-                        returnStatement = factory.createReturnStatement(loopResultName);
-                    }
-                    else {
-                        returnStatement = factory.createReturnStatement(factory.createPropertyAccessExpression(loopResultName, "value"));
-                    }
-                    statements.push(factory.createIfStatement(factory.createTypeCheck(loopResultName, "object"), returnStatement));
-                }
-                if (state.nonLocalJumps & 2) {
-                    statements.push(factory.createIfStatement(factory.createStrictEquality(loopResultName, factory.createStringLiteral("break")), factory.createBreakStatement()));
-                }
-                if (state.labeledNonLocalBreaks || state.labeledNonLocalContinues) {
-                    var caseClauses = [];
-                    processLabeledJumps(state.labeledNonLocalBreaks, true, loopResultName, outerState, caseClauses);
-                    processLabeledJumps(state.labeledNonLocalContinues, false, loopResultName, outerState, caseClauses);
-                    statements.push(factory.createSwitchStatement(loopResultName, factory.createCaseBlock(caseClauses)));
-                }
-            }
-            return statements;
-        }
-        function setLabeledJump(state, isBreak, labelText, labelMarker) {
-            if (isBreak) {
-                if (!state.labeledNonLocalBreaks) {
-                    state.labeledNonLocalBreaks = new ts.Map();
-                }
-                state.labeledNonLocalBreaks.set(labelText, labelMarker);
-            }
-            else {
-                if (!state.labeledNonLocalContinues) {
-                    state.labeledNonLocalContinues = new ts.Map();
-                }
-                state.labeledNonLocalContinues.set(labelText, labelMarker);
-            }
-        }
-        function processLabeledJumps(table, isBreak, loopResultName, outerLoop, caseClauses) {
-            if (!table) {
-                return;
-            }
-            table.forEach(function (labelMarker, labelText) {
-                var statements = [];
-                if (!outerLoop || (outerLoop.labels && outerLoop.labels.get(labelText))) {
-                    var label = factory.createIdentifier(labelText);
-                    statements.push(isBreak ? factory.createBreakStatement(label) : factory.createContinueStatement(label));
-                }
-                else {
-                    setLabeledJump(outerLoop, isBreak, labelText, labelMarker);
-                    statements.push(factory.createReturnStatement(loopResultName));
-                }
-                caseClauses.push(factory.createCaseClause(factory.createStringLiteral(labelMarker), statements));
-            });
-        }
-        function processLoopVariableDeclaration(container, decl, loopParameters, loopOutParameters, hasCapturedBindingsInForInitializer) {
-            var name = decl.name;
-            if (ts.isBindingPattern(name)) {
-                for (var _i = 0, _a = name.elements; _i < _a.length; _i++) {
-                    var element = _a[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        processLoopVariableDeclaration(container, element, loopParameters, loopOutParameters, hasCapturedBindingsInForInitializer);
-                    }
-                }
-            }
-            else {
-                loopParameters.push(factory.createParameterDeclaration(undefined, undefined, undefined, name));
-                var checkFlags = resolver.getNodeCheckFlags(decl);
-                if (checkFlags & 4194304 || hasCapturedBindingsInForInitializer) {
-                    var outParamName = factory.createUniqueName("out_" + ts.idText(name));
-                    var flags = 0;
-                    if (checkFlags & 4194304) {
-                        flags |= 1;
-                    }
-                    if (ts.isForStatement(container) && container.initializer && resolver.isBindingCapturedByNode(container.initializer, decl)) {
-                        flags |= 2;
-                    }
-                    loopOutParameters.push({ flags: flags, originalName: name, outParamName: outParamName });
-                }
-            }
-        }
-        function addObjectLiteralMembers(expressions, node, receiver, start) {
-            var properties = node.properties;
-            var numProperties = properties.length;
-            for (var i = start; i < numProperties; i++) {
-                var property = properties[i];
-                switch (property.kind) {
-                    case 167:
-                    case 168:
-                        var accessors = ts.getAllAccessorDeclarations(node.properties, property);
-                        if (property === accessors.firstAccessor) {
-                            expressions.push(transformAccessorsToExpression(receiver, accessors, node, !!node.multiLine));
-                        }
-                        break;
-                    case 165:
-                        expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node, node.multiLine));
-                        break;
-                    case 288:
-                        expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine));
-                        break;
-                    case 289:
-                        expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine));
-                        break;
-                    default:
-                        ts.Debug.failBadSyntaxKind(node);
-                        break;
-                }
-            }
-        }
-        function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) {
-            var expression = factory.createAssignment(ts.createMemberAccessForPropertyName(factory, receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression));
-            ts.setTextRange(expression, property);
-            if (startsOnNewLine) {
-                ts.startOnNewLine(expression);
-            }
-            return expression;
-        }
-        function transformShorthandPropertyAssignmentToExpression(property, receiver, startsOnNewLine) {
-            var expression = factory.createAssignment(ts.createMemberAccessForPropertyName(factory, receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), factory.cloneNode(property.name));
-            ts.setTextRange(expression, property);
-            if (startsOnNewLine) {
-                ts.startOnNewLine(expression);
-            }
-            return expression;
-        }
-        function transformObjectLiteralMethodDeclarationToExpression(method, receiver, container, startsOnNewLine) {
-            var expression = factory.createAssignment(ts.createMemberAccessForPropertyName(factory, receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, method, undefined, container));
-            ts.setTextRange(expression, method);
-            if (startsOnNewLine) {
-                ts.startOnNewLine(expression);
-            }
-            return expression;
-        }
-        function visitCatchClause(node) {
-            var ancestorFacts = enterSubtree(7104, 0);
-            var updated;
-            ts.Debug.assert(!!node.variableDeclaration, "Catch clause variable should always be present when downleveling ES2015.");
-            if (ts.isBindingPattern(node.variableDeclaration.name)) {
-                var temp = factory.createTempVariable(undefined);
-                var newVariableDeclaration = factory.createVariableDeclaration(temp);
-                ts.setTextRange(newVariableDeclaration, node.variableDeclaration);
-                var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0, temp);
-                var list = factory.createVariableDeclarationList(vars);
-                ts.setTextRange(list, node.variableDeclaration);
-                var destructure = factory.createVariableStatement(undefined, list);
-                updated = factory.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure));
-            }
-            else {
-                updated = ts.visitEachChild(node, visitor, context);
-            }
-            exitSubtree(ancestorFacts, 0, 0);
-            return updated;
-        }
-        function addStatementToStartOfBlock(block, statement) {
-            var transformedStatements = ts.visitNodes(block.statements, visitor, ts.isStatement);
-            return factory.updateBlock(block, __spreadArrays([statement], transformedStatements));
-        }
-        function visitMethodDeclaration(node) {
-            ts.Debug.assert(!ts.isComputedPropertyName(node.name));
-            var functionExpression = transformFunctionLikeToExpression(node, ts.moveRangePos(node, -1), undefined, undefined);
-            ts.setEmitFlags(functionExpression, 512 | ts.getEmitFlags(functionExpression));
-            return ts.setTextRange(factory.createPropertyAssignment(node.name, functionExpression), node);
-        }
-        function visitAccessorDeclaration(node) {
-            ts.Debug.assert(!ts.isComputedPropertyName(node.name));
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var ancestorFacts = enterSubtree(16286, 65);
-            var updated;
-            var parameters = ts.visitParameterList(node.parameters, visitor, context);
-            var body = transformFunctionBody(node);
-            if (node.kind === 167) {
-                updated = factory.updateGetAccessorDeclaration(node, node.decorators, node.modifiers, node.name, parameters, node.type, body);
-            }
-            else {
-                updated = factory.updateSetAccessorDeclaration(node, node.decorators, node.modifiers, node.name, parameters, body);
-            }
-            exitSubtree(ancestorFacts, 49152, 0);
-            convertedLoopState = savedConvertedLoopState;
-            return updated;
-        }
-        function visitShorthandPropertyAssignment(node) {
-            return ts.setTextRange(factory.createPropertyAssignment(node.name, visitIdentifier(factory.cloneNode(node.name))), node);
-        }
-        function visitComputedPropertyName(node) {
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitYieldExpression(node) {
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitArrayLiteralExpression(node) {
-            if (ts.some(node.elements, ts.isSpreadElement)) {
-                return transformAndSpreadElements(node.elements, true, !!node.multiLine, !!node.elements.hasTrailingComma);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitCallExpression(node) {
-            if (ts.getEmitFlags(node) & 33554432) {
-                return visitTypeScriptClassWrapper(node);
-            }
-            var expression = ts.skipOuterExpressions(node.expression);
-            if (expression.kind === 105 ||
-                ts.isSuperProperty(expression) ||
-                ts.some(node.arguments, ts.isSpreadElement)) {
-                return visitCallExpressionWithPotentialCapturedThisAssignment(node, true);
-            }
-            return factory.updateCallExpression(node, ts.visitNode(node.expression, callExpressionVisitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
-        }
-        function visitTypeScriptClassWrapper(node) {
-            var body = ts.cast(ts.cast(ts.skipOuterExpressions(node.expression), ts.isArrowFunction).body, ts.isBlock);
-            var isVariableStatementWithInitializer = function (stmt) { return ts.isVariableStatement(stmt) && !!ts.first(stmt.declarationList.declarations).initializer; };
-            var savedConvertedLoopState = convertedLoopState;
-            convertedLoopState = undefined;
-            var bodyStatements = ts.visitNodes(body.statements, visitor, ts.isStatement);
-            convertedLoopState = savedConvertedLoopState;
-            var classStatements = ts.filter(bodyStatements, isVariableStatementWithInitializer);
-            var remainingStatements = ts.filter(bodyStatements, function (stmt) { return !isVariableStatementWithInitializer(stmt); });
-            var varStatement = ts.cast(ts.first(classStatements), ts.isVariableStatement);
-            var variable = varStatement.declarationList.declarations[0];
-            var initializer = ts.skipOuterExpressions(variable.initializer);
-            var aliasAssignment = ts.tryCast(initializer, ts.isAssignmentExpression);
-            var call = ts.cast(aliasAssignment ? ts.skipOuterExpressions(aliasAssignment.right) : initializer, ts.isCallExpression);
-            var func = ts.cast(ts.skipOuterExpressions(call.expression), ts.isFunctionExpression);
-            var funcStatements = func.body.statements;
-            var classBodyStart = 0;
-            var classBodyEnd = -1;
-            var statements = [];
-            if (aliasAssignment) {
-                var extendsCall = ts.tryCast(funcStatements[classBodyStart], ts.isExpressionStatement);
-                if (extendsCall) {
-                    statements.push(extendsCall);
-                    classBodyStart++;
-                }
-                statements.push(funcStatements[classBodyStart]);
-                classBodyStart++;
-                statements.push(factory.createExpressionStatement(factory.createAssignment(aliasAssignment.left, ts.cast(variable.name, ts.isIdentifier))));
-            }
-            while (!ts.isReturnStatement(ts.elementAt(funcStatements, classBodyEnd))) {
-                classBodyEnd--;
-            }
-            ts.addRange(statements, funcStatements, classBodyStart, classBodyEnd);
-            if (classBodyEnd < -1) {
-                ts.addRange(statements, funcStatements, classBodyEnd + 1);
-            }
-            ts.addRange(statements, remainingStatements);
-            ts.addRange(statements, classStatements, 1);
-            return factory.restoreOuterExpressions(node.expression, factory.restoreOuterExpressions(variable.initializer, factory.restoreOuterExpressions(aliasAssignment && aliasAssignment.right, factory.updateCallExpression(call, factory.restoreOuterExpressions(call.expression, factory.updateFunctionExpression(func, undefined, undefined, undefined, undefined, func.parameters, undefined, factory.updateBlock(func.body, statements))), undefined, call.arguments))));
-        }
-        function visitImmediateSuperCallInBody(node) {
-            return visitCallExpressionWithPotentialCapturedThisAssignment(node, false);
-        }
-        function visitCallExpressionWithPotentialCapturedThisAssignment(node, assignToCapturedThis) {
-            if (node.transformFlags & 8192 ||
-                node.expression.kind === 105 ||
-                ts.isSuperProperty(ts.skipOuterExpressions(node.expression))) {
-                var _a = factory.createCallBinding(node.expression, hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
-                if (node.expression.kind === 105) {
-                    ts.setEmitFlags(thisArg, 4);
-                }
-                var resultingCall = void 0;
-                if (node.transformFlags & 8192) {
-                    resultingCall = factory.createFunctionApplyCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), node.expression.kind === 105 ? thisArg : ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, false, false, false));
-                }
-                else {
-                    resultingCall = ts.setTextRange(factory.createFunctionCallCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), node.expression.kind === 105 ? thisArg : ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression)), node);
-                }
-                if (node.expression.kind === 105) {
-                    var initializer = factory.createLogicalOr(resultingCall, createActualThis());
-                    resultingCall = assignToCapturedThis
-                        ? factory.createAssignment(factory.createUniqueName("_this", 16 | 32), initializer)
-                        : initializer;
-                }
-                return ts.setOriginalNode(resultingCall, node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitNewExpression(node) {
-            if (ts.some(node.arguments, ts.isSpreadElement)) {
-                var _a = factory.createCallBinding(factory.createPropertyAccessExpression(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
-                return factory.createNewExpression(factory.createFunctionApplyCall(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(factory.createNodeArray(__spreadArrays([factory.createVoidZero()], node.arguments)), false, false, false)), undefined, []);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function transformAndSpreadElements(elements, needsUniqueCopy, multiLine, hasTrailingComma) {
-            var numElements = elements.length;
-            var segments = ts.flatten(ts.spanMap(elements, partitionSpread, function (partition, visitPartition, _start, end) {
-                return visitPartition(partition, multiLine, hasTrailingComma && end === numElements);
-            }));
-            if (compilerOptions.downlevelIteration) {
-                if (segments.length === 1) {
-                    var firstSegment = segments[0];
-                    if (isCallToHelper(firstSegment, "___spread")) {
-                        return segments[0];
-                    }
-                }
-                return emitHelpers().createSpreadHelper(segments);
-            }
-            else {
-                if (segments.length === 1) {
-                    var firstSegment = segments[0];
-                    if (!needsUniqueCopy
-                        || isPackedArrayLiteral(firstSegment)
-                        || isCallToHelper(firstSegment, "___spreadArrays")) {
-                        return segments[0];
-                    }
-                }
-                return emitHelpers().createSpreadArraysHelper(segments);
-            }
-        }
-        function isPackedElement(node) {
-            return !ts.isOmittedExpression(node);
-        }
-        function isPackedArrayLiteral(node) {
-            return ts.isArrayLiteralExpression(node) && ts.every(node.elements, isPackedElement);
-        }
-        function isCallToHelper(firstSegment, helperName) {
-            return ts.isCallExpression(firstSegment)
-                && ts.isIdentifier(firstSegment.expression)
-                && (ts.getEmitFlags(firstSegment.expression) & 4096)
-                && firstSegment.expression.escapedText === helperName;
-        }
-        function partitionSpread(node) {
-            return ts.isSpreadElement(node)
-                ? visitSpanOfSpreads
-                : visitSpanOfNonSpreads;
-        }
-        function visitSpanOfSpreads(chunk) {
-            return ts.map(chunk, visitExpressionOfSpread);
-        }
-        function visitSpanOfNonSpreads(chunk, multiLine, hasTrailingComma) {
-            return factory.createArrayLiteralExpression(ts.visitNodes(factory.createNodeArray(chunk, hasTrailingComma), visitor, ts.isExpression), multiLine);
-        }
-        function visitSpreadElement(node) {
-            return ts.visitNode(node.expression, visitor, ts.isExpression);
-        }
-        function visitExpressionOfSpread(node) {
-            return ts.visitNode(node.expression, visitor, ts.isExpression);
-        }
-        function visitTemplateLiteral(node) {
-            return ts.setTextRange(factory.createStringLiteral(node.text), node);
-        }
-        function visitStringLiteral(node) {
-            if (node.hasExtendedUnicodeEscape) {
-                return ts.setTextRange(factory.createStringLiteral(node.text), node);
-            }
-            return node;
-        }
-        function visitNumericLiteral(node) {
-            if (node.numericLiteralFlags & 384) {
-                return ts.setTextRange(factory.createNumericLiteral(node.text), node);
-            }
-            return node;
-        }
-        function visitTaggedTemplateExpression(node) {
-            return ts.processTaggedTemplateExpression(context, node, visitor, currentSourceFile, recordTaggedTemplateString, ts.ProcessLevel.All);
-        }
-        function visitTemplateExpression(node) {
-            var expressions = [];
-            addTemplateHead(expressions, node);
-            addTemplateSpans(expressions, node);
-            var expression = ts.reduceLeft(expressions, factory.createAdd);
-            if (ts.nodeIsSynthesized(expression)) {
-                ts.setTextRange(expression, node);
-            }
-            return expression;
-        }
-        function shouldAddTemplateHead(node) {
-            ts.Debug.assert(node.templateSpans.length !== 0);
-            return node.head.text.length !== 0 || node.templateSpans[0].literal.text.length === 0;
-        }
-        function addTemplateHead(expressions, node) {
-            if (!shouldAddTemplateHead(node)) {
-                return;
-            }
-            expressions.push(factory.createStringLiteral(node.head.text));
-        }
-        function addTemplateSpans(expressions, node) {
-            for (var _i = 0, _a = node.templateSpans; _i < _a.length; _i++) {
-                var span = _a[_i];
-                expressions.push(ts.visitNode(span.expression, visitor, ts.isExpression));
-                if (span.literal.text.length !== 0) {
-                    expressions.push(factory.createStringLiteral(span.literal.text));
-                }
-            }
-        }
-        function visitSuperKeyword(isExpressionOfCall) {
-            return hierarchyFacts & 8
-                && !isExpressionOfCall
-                ? factory.createPropertyAccessExpression(factory.createUniqueName("_super", 16 | 32), "prototype")
-                : factory.createUniqueName("_super", 16 | 32);
-        }
-        function visitMetaProperty(node) {
-            if (node.keywordToken === 102 && node.name.escapedText === "target") {
-                hierarchyFacts |= 16384;
-                return factory.createUniqueName("_newTarget", 16 | 32);
-            }
-            return node;
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            if (enabledSubstitutions & 1 && ts.isFunctionLike(node)) {
-                var ancestorFacts = enterSubtree(16286, ts.getEmitFlags(node) & 8
-                    ? 65 | 16
-                    : 65);
-                previousOnEmitNode(hint, node, emitCallback);
-                exitSubtree(ancestorFacts, 0, 0);
-                return;
-            }
-            previousOnEmitNode(hint, node, emitCallback);
-        }
-        function enableSubstitutionsForBlockScopedBindings() {
-            if ((enabledSubstitutions & 2) === 0) {
-                enabledSubstitutions |= 2;
-                context.enableSubstitution(78);
-            }
-        }
-        function enableSubstitutionsForCapturedThis() {
-            if ((enabledSubstitutions & 1) === 0) {
-                enabledSubstitutions |= 1;
-                context.enableSubstitution(107);
-                context.enableEmitNotification(166);
-                context.enableEmitNotification(165);
-                context.enableEmitNotification(167);
-                context.enableEmitNotification(168);
-                context.enableEmitNotification(209);
-                context.enableEmitNotification(208);
-                context.enableEmitNotification(251);
-            }
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (hint === 1) {
-                return substituteExpression(node);
-            }
-            if (ts.isIdentifier(node)) {
-                return substituteIdentifier(node);
-            }
-            return node;
-        }
-        function substituteIdentifier(node) {
-            if (enabledSubstitutions & 2 && !ts.isInternalName(node)) {
-                var original = ts.getParseTreeNode(node, ts.isIdentifier);
-                if (original && isNameOfDeclarationWithCollidingName(original)) {
-                    return ts.setTextRange(factory.getGeneratedNameForNode(original), node);
-                }
-            }
-            return node;
-        }
-        function isNameOfDeclarationWithCollidingName(node) {
-            switch (node.parent.kind) {
-                case 198:
-                case 252:
-                case 255:
-                case 249:
-                    return node.parent.name === node
-                        && resolver.isDeclarationWithCollidingName(node.parent);
-            }
-            return false;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    return substituteExpressionIdentifier(node);
-                case 107:
-                    return substituteThisKeyword(node);
-            }
-            return node;
-        }
-        function substituteExpressionIdentifier(node) {
-            if (enabledSubstitutions & 2 && !ts.isInternalName(node)) {
-                var declaration = resolver.getReferencedDeclarationWithCollidingName(node);
-                if (declaration && !(ts.isClassLike(declaration) && isPartOfClassBody(declaration, node))) {
-                    return ts.setTextRange(factory.getGeneratedNameForNode(ts.getNameOfDeclaration(declaration)), node);
-                }
-            }
-            return node;
-        }
-        function isPartOfClassBody(declaration, node) {
-            var currentNode = ts.getParseTreeNode(node);
-            if (!currentNode || currentNode === declaration || currentNode.end <= declaration.pos || currentNode.pos >= declaration.end) {
-                return false;
-            }
-            var blockScope = ts.getEnclosingBlockScopeContainer(declaration);
-            while (currentNode) {
-                if (currentNode === blockScope || currentNode === declaration) {
-                    return false;
-                }
-                if (ts.isClassElement(currentNode) && currentNode.parent === declaration) {
-                    return true;
-                }
-                currentNode = currentNode.parent;
-            }
-            return false;
-        }
-        function substituteThisKeyword(node) {
-            if (enabledSubstitutions & 1
-                && hierarchyFacts & 16) {
-                return ts.setTextRange(factory.createUniqueName("_this", 16 | 32), node);
-            }
-            return node;
-        }
-        function getClassMemberPrefix(node, member) {
-            return ts.hasSyntacticModifier(member, 32)
-                ? factory.getInternalName(node)
-                : factory.createPropertyAccessExpression(factory.getInternalName(node), "prototype");
-        }
-        function hasSynthesizedDefaultSuperCall(constructor, hasExtendsClause) {
-            if (!constructor || !hasExtendsClause) {
-                return false;
-            }
-            if (ts.some(constructor.parameters)) {
-                return false;
-            }
-            var statement = ts.firstOrUndefined(constructor.body.statements);
-            if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 233) {
-                return false;
-            }
-            var statementExpression = statement.expression;
-            if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 203) {
-                return false;
-            }
-            var callTarget = statementExpression.expression;
-            if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 105) {
-                return false;
-            }
-            var callArgument = ts.singleOrUndefined(statementExpression.arguments);
-            if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 220) {
-                return false;
-            }
-            var expression = callArgument.expression;
-            return ts.isIdentifier(expression) && expression.escapedText === "arguments";
-        }
-    }
-    ts.transformES2015 = transformES2015;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformES5(context) {
-        var factory = context.factory;
-        var compilerOptions = context.getCompilerOptions();
-        var previousOnEmitNode;
-        var noSubstitution;
-        if (compilerOptions.jsx === 1 || compilerOptions.jsx === 3) {
-            previousOnEmitNode = context.onEmitNode;
-            context.onEmitNode = onEmitNode;
-            context.enableEmitNotification(275);
-            context.enableEmitNotification(276);
-            context.enableEmitNotification(274);
-            noSubstitution = [];
-        }
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onSubstituteNode = onSubstituteNode;
-        context.enableSubstitution(201);
-        context.enableSubstitution(288);
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            return node;
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            switch (node.kind) {
-                case 275:
-                case 276:
-                case 274:
-                    var tagName = node.tagName;
-                    noSubstitution[ts.getOriginalNodeId(tagName)] = true;
-                    break;
-            }
-            previousOnEmitNode(hint, node, emitCallback);
-        }
-        function onSubstituteNode(hint, node) {
-            if (node.id && noSubstitution && noSubstitution[node.id]) {
-                return previousOnSubstituteNode(hint, node);
-            }
-            node = previousOnSubstituteNode(hint, node);
-            if (ts.isPropertyAccessExpression(node)) {
-                return substitutePropertyAccessExpression(node);
-            }
-            else if (ts.isPropertyAssignment(node)) {
-                return substitutePropertyAssignment(node);
-            }
-            return node;
-        }
-        function substitutePropertyAccessExpression(node) {
-            if (ts.isPrivateIdentifier(node.name)) {
-                return node;
-            }
-            var literalName = trySubstituteReservedName(node.name);
-            if (literalName) {
-                return ts.setTextRange(factory.createElementAccessExpression(node.expression, literalName), node);
-            }
-            return node;
-        }
-        function substitutePropertyAssignment(node) {
-            var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name);
-            if (literalName) {
-                return factory.updatePropertyAssignment(node, literalName, node.initializer);
-            }
-            return node;
-        }
-        function trySubstituteReservedName(name) {
-            var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(ts.idText(name)) : undefined);
-            if (token !== undefined && token >= 80 && token <= 115) {
-                return ts.setTextRange(factory.createStringLiteralFromNode(name), name);
-            }
-            return undefined;
-        }
-    }
-    ts.transformES5 = transformES5;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getInstructionName(instruction) {
-        switch (instruction) {
-            case 2: return "return";
-            case 3: return "break";
-            case 4: return "yield";
-            case 5: return "yield*";
-            case 7: return "endfinally";
-            default: return undefined;
-        }
-    }
-    function transformGenerators(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistFunctionDeclaration = context.hoistFunctionDeclaration, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var compilerOptions = context.getCompilerOptions();
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var resolver = context.getEmitResolver();
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onSubstituteNode = onSubstituteNode;
-        var renamedCatchVariables;
-        var renamedCatchVariableDeclarations;
-        var inGeneratorFunctionBody;
-        var inStatementContainingYield;
-        var blocks;
-        var blockOffsets;
-        var blockActions;
-        var blockStack;
-        var labelOffsets;
-        var labelExpressions;
-        var nextLabelId = 1;
-        var operations;
-        var operationArguments;
-        var operationLocations;
-        var state;
-        var blockIndex = 0;
-        var labelNumber = 0;
-        var labelNumbers;
-        var lastOperationWasAbrupt;
-        var lastOperationWasCompletion;
-        var clauses;
-        var statements;
-        var exceptionBlockStack;
-        var currentExceptionBlock;
-        var withBlockStack;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile || (node.transformFlags & 512) === 0) {
-                return node;
-            }
-            var visited = ts.visitEachChild(node, visitor, context);
-            ts.addEmitHelpers(visited, context.readEmitHelpers());
-            return visited;
-        }
-        function visitor(node) {
-            var transformFlags = node.transformFlags;
-            if (inStatementContainingYield) {
-                return visitJavaScriptInStatementContainingYield(node);
-            }
-            else if (inGeneratorFunctionBody) {
-                return visitJavaScriptInGeneratorFunctionBody(node);
-            }
-            else if (ts.isFunctionLikeDeclaration(node) && node.asteriskToken) {
-                return visitGenerator(node);
-            }
-            else if (transformFlags & 512) {
-                return ts.visitEachChild(node, visitor, context);
-            }
-            else {
-                return node;
-            }
-        }
-        function visitJavaScriptInStatementContainingYield(node) {
-            switch (node.kind) {
-                case 235:
-                    return visitDoStatement(node);
-                case 236:
-                    return visitWhileStatement(node);
-                case 244:
-                    return visitSwitchStatement(node);
-                case 245:
-                    return visitLabeledStatement(node);
-                default:
-                    return visitJavaScriptInGeneratorFunctionBody(node);
-            }
-        }
-        function visitJavaScriptInGeneratorFunctionBody(node) {
-            switch (node.kind) {
-                case 251:
-                    return visitFunctionDeclaration(node);
-                case 208:
-                    return visitFunctionExpression(node);
-                case 167:
-                case 168:
-                    return visitAccessorDeclaration(node);
-                case 232:
-                    return visitVariableStatement(node);
-                case 237:
-                    return visitForStatement(node);
-                case 238:
-                    return visitForInStatement(node);
-                case 241:
-                    return visitBreakStatement(node);
-                case 240:
-                    return visitContinueStatement(node);
-                case 242:
-                    return visitReturnStatement(node);
-                default:
-                    if (node.transformFlags & 262144) {
-                        return visitJavaScriptContainingYield(node);
-                    }
-                    else if (node.transformFlags & (512 | 1048576)) {
-                        return ts.visitEachChild(node, visitor, context);
-                    }
-                    else {
-                        return node;
-                    }
-            }
-        }
-        function visitJavaScriptContainingYield(node) {
-            switch (node.kind) {
-                case 216:
-                    return visitBinaryExpression(node);
-                case 337:
-                    return visitCommaListExpression(node);
-                case 217:
-                    return visitConditionalExpression(node);
-                case 219:
-                    return visitYieldExpression(node);
-                case 199:
-                    return visitArrayLiteralExpression(node);
-                case 200:
-                    return visitObjectLiteralExpression(node);
-                case 202:
-                    return visitElementAccessExpression(node);
-                case 203:
-                    return visitCallExpression(node);
-                case 204:
-                    return visitNewExpression(node);
-                default:
-                    return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitGenerator(node) {
-            switch (node.kind) {
-                case 251:
-                    return visitFunctionDeclaration(node);
-                case 208:
-                    return visitFunctionExpression(node);
-                default:
-                    return ts.Debug.failBadSyntaxKind(node);
-            }
-        }
-        function visitFunctionDeclaration(node) {
-            if (node.asteriskToken) {
-                node = ts.setOriginalNode(ts.setTextRange(factory.createFunctionDeclaration(undefined, node.modifiers, undefined, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, transformGeneratorFunctionBody(node.body)), node), node);
-            }
-            else {
-                var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
-                var savedInStatementContainingYield = inStatementContainingYield;
-                inGeneratorFunctionBody = false;
-                inStatementContainingYield = false;
-                node = ts.visitEachChild(node, visitor, context);
-                inGeneratorFunctionBody = savedInGeneratorFunctionBody;
-                inStatementContainingYield = savedInStatementContainingYield;
-            }
-            if (inGeneratorFunctionBody) {
-                hoistFunctionDeclaration(node);
-                return undefined;
-            }
-            else {
-                return node;
-            }
-        }
-        function visitFunctionExpression(node) {
-            if (node.asteriskToken) {
-                node = ts.setOriginalNode(ts.setTextRange(factory.createFunctionExpression(undefined, undefined, node.name, undefined, ts.visitParameterList(node.parameters, visitor, context), undefined, transformGeneratorFunctionBody(node.body)), node), node);
-            }
-            else {
-                var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
-                var savedInStatementContainingYield = inStatementContainingYield;
-                inGeneratorFunctionBody = false;
-                inStatementContainingYield = false;
-                node = ts.visitEachChild(node, visitor, context);
-                inGeneratorFunctionBody = savedInGeneratorFunctionBody;
-                inStatementContainingYield = savedInStatementContainingYield;
-            }
-            return node;
-        }
-        function visitAccessorDeclaration(node) {
-            var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
-            var savedInStatementContainingYield = inStatementContainingYield;
-            inGeneratorFunctionBody = false;
-            inStatementContainingYield = false;
-            node = ts.visitEachChild(node, visitor, context);
-            inGeneratorFunctionBody = savedInGeneratorFunctionBody;
-            inStatementContainingYield = savedInStatementContainingYield;
-            return node;
-        }
-        function transformGeneratorFunctionBody(body) {
-            var statements = [];
-            var savedInGeneratorFunctionBody = inGeneratorFunctionBody;
-            var savedInStatementContainingYield = inStatementContainingYield;
-            var savedBlocks = blocks;
-            var savedBlockOffsets = blockOffsets;
-            var savedBlockActions = blockActions;
-            var savedBlockStack = blockStack;
-            var savedLabelOffsets = labelOffsets;
-            var savedLabelExpressions = labelExpressions;
-            var savedNextLabelId = nextLabelId;
-            var savedOperations = operations;
-            var savedOperationArguments = operationArguments;
-            var savedOperationLocations = operationLocations;
-            var savedState = state;
-            inGeneratorFunctionBody = true;
-            inStatementContainingYield = false;
-            blocks = undefined;
-            blockOffsets = undefined;
-            blockActions = undefined;
-            blockStack = undefined;
-            labelOffsets = undefined;
-            labelExpressions = undefined;
-            nextLabelId = 1;
-            operations = undefined;
-            operationArguments = undefined;
-            operationLocations = undefined;
-            state = factory.createTempVariable(undefined);
-            resumeLexicalEnvironment();
-            var statementOffset = factory.copyPrologue(body.statements, statements, false, visitor);
-            transformAndEmitStatements(body.statements, statementOffset);
-            var buildResult = build();
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            statements.push(factory.createReturnStatement(buildResult));
-            inGeneratorFunctionBody = savedInGeneratorFunctionBody;
-            inStatementContainingYield = savedInStatementContainingYield;
-            blocks = savedBlocks;
-            blockOffsets = savedBlockOffsets;
-            blockActions = savedBlockActions;
-            blockStack = savedBlockStack;
-            labelOffsets = savedLabelOffsets;
-            labelExpressions = savedLabelExpressions;
-            nextLabelId = savedNextLabelId;
-            operations = savedOperations;
-            operationArguments = savedOperationArguments;
-            operationLocations = savedOperationLocations;
-            state = savedState;
-            return ts.setTextRange(factory.createBlock(statements, body.multiLine), body);
-        }
-        function visitVariableStatement(node) {
-            if (node.transformFlags & 262144) {
-                transformAndEmitVariableDeclarationList(node.declarationList);
-                return undefined;
-            }
-            else {
-                if (ts.getEmitFlags(node) & 1048576) {
-                    return node;
-                }
-                for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                    var variable = _a[_i];
-                    hoistVariableDeclaration(variable.name);
-                }
-                var variables = ts.getInitializedVariables(node.declarationList);
-                if (variables.length === 0) {
-                    return undefined;
-                }
-                return ts.setSourceMapRange(factory.createExpressionStatement(factory.inlineExpressions(ts.map(variables, transformInitializedVariable))), node);
-            }
-        }
-        function visitBinaryExpression(node) {
-            var assoc = ts.getExpressionAssociativity(node);
-            switch (assoc) {
-                case 0:
-                    return visitLeftAssociativeBinaryExpression(node);
-                case 1:
-                    return visitRightAssociativeBinaryExpression(node);
-                default:
-                    return ts.Debug.assertNever(assoc);
-            }
-        }
-        function visitRightAssociativeBinaryExpression(node) {
-            var left = node.left, right = node.right;
-            if (containsYield(right)) {
-                var target = void 0;
-                switch (left.kind) {
-                    case 201:
-                        target = factory.updatePropertyAccessExpression(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name);
-                        break;
-                    case 202:
-                        target = factory.updateElementAccessExpression(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), cacheExpression(ts.visitNode(left.argumentExpression, visitor, ts.isExpression)));
-                        break;
-                    default:
-                        target = ts.visitNode(left, visitor, ts.isExpression);
-                        break;
-                }
-                var operator = node.operatorToken.kind;
-                if (ts.isCompoundAssignment(operator)) {
-                    return ts.setTextRange(factory.createAssignment(target, ts.setTextRange(factory.createBinaryExpression(cacheExpression(target), ts.getNonAssignmentOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression)), node)), node);
-                }
-                else {
-                    return factory.updateBinaryExpression(node, target, node.operatorToken, ts.visitNode(right, visitor, ts.isExpression));
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitLeftAssociativeBinaryExpression(node) {
-            if (containsYield(node.right)) {
-                if (ts.isLogicalOperator(node.operatorToken.kind)) {
-                    return visitLogicalBinaryExpression(node);
-                }
-                else if (node.operatorToken.kind === 27) {
-                    return visitCommaExpression(node);
-                }
-                return factory.updateBinaryExpression(node, cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression)), node.operatorToken, ts.visitNode(node.right, visitor, ts.isExpression));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitCommaExpression(node) {
-            var pendingExpressions = [];
-            visit(node.left);
-            visit(node.right);
-            return factory.inlineExpressions(pendingExpressions);
-            function visit(node) {
-                if (ts.isBinaryExpression(node) && node.operatorToken.kind === 27) {
-                    visit(node.left);
-                    visit(node.right);
-                }
-                else {
-                    if (containsYield(node) && pendingExpressions.length > 0) {
-                        emitWorker(1, [factory.createExpressionStatement(factory.inlineExpressions(pendingExpressions))]);
-                        pendingExpressions = [];
-                    }
-                    pendingExpressions.push(ts.visitNode(node, visitor, ts.isExpression));
-                }
-            }
-        }
-        function visitCommaListExpression(node) {
-            var pendingExpressions = [];
-            for (var _i = 0, _a = node.elements; _i < _a.length; _i++) {
-                var elem = _a[_i];
-                if (ts.isBinaryExpression(elem) && elem.operatorToken.kind === 27) {
-                    pendingExpressions.push(visitCommaExpression(elem));
-                }
-                else {
-                    if (containsYield(elem) && pendingExpressions.length > 0) {
-                        emitWorker(1, [factory.createExpressionStatement(factory.inlineExpressions(pendingExpressions))]);
-                        pendingExpressions = [];
-                    }
-                    pendingExpressions.push(ts.visitNode(elem, visitor, ts.isExpression));
-                }
-            }
-            return factory.inlineExpressions(pendingExpressions);
-        }
-        function visitLogicalBinaryExpression(node) {
-            var resultLabel = defineLabel();
-            var resultLocal = declareLocal();
-            emitAssignment(resultLocal, ts.visitNode(node.left, visitor, ts.isExpression), node.left);
-            if (node.operatorToken.kind === 55) {
-                emitBreakWhenFalse(resultLabel, resultLocal, node.left);
-            }
-            else {
-                emitBreakWhenTrue(resultLabel, resultLocal, node.left);
-            }
-            emitAssignment(resultLocal, ts.visitNode(node.right, visitor, ts.isExpression), node.right);
-            markLabel(resultLabel);
-            return resultLocal;
-        }
-        function visitConditionalExpression(node) {
-            if (containsYield(node.whenTrue) || containsYield(node.whenFalse)) {
-                var whenFalseLabel = defineLabel();
-                var resultLabel = defineLabel();
-                var resultLocal = declareLocal();
-                emitBreakWhenFalse(whenFalseLabel, ts.visitNode(node.condition, visitor, ts.isExpression), node.condition);
-                emitAssignment(resultLocal, ts.visitNode(node.whenTrue, visitor, ts.isExpression), node.whenTrue);
-                emitBreak(resultLabel);
-                markLabel(whenFalseLabel);
-                emitAssignment(resultLocal, ts.visitNode(node.whenFalse, visitor, ts.isExpression), node.whenFalse);
-                markLabel(resultLabel);
-                return resultLocal;
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitYieldExpression(node) {
-            var resumeLabel = defineLabel();
-            var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
-            if (node.asteriskToken) {
-                var iterator = (ts.getEmitFlags(node.expression) & 8388608) === 0
-                    ? ts.setTextRange(emitHelpers().createValuesHelper(expression), node)
-                    : expression;
-                emitYieldStar(iterator, node);
-            }
-            else {
-                emitYield(expression, node);
-            }
-            markLabel(resumeLabel);
-            return createGeneratorResume(node);
-        }
-        function visitArrayLiteralExpression(node) {
-            return visitElements(node.elements, undefined, undefined, node.multiLine);
-        }
-        function visitElements(elements, leadingElement, location, multiLine) {
-            var numInitialElements = countInitialNodesWithoutYield(elements);
-            var temp;
-            if (numInitialElements > 0) {
-                temp = declareLocal();
-                var initialElements = ts.visitNodes(elements, visitor, ts.isExpression, 0, numInitialElements);
-                emitAssignment(temp, factory.createArrayLiteralExpression(leadingElement
-                    ? __spreadArrays([leadingElement], initialElements) : initialElements));
-                leadingElement = undefined;
-            }
-            var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements);
-            return temp
-                ? factory.createArrayConcatCall(temp, [factory.createArrayLiteralExpression(expressions, multiLine)])
-                : ts.setTextRange(factory.createArrayLiteralExpression(leadingElement ? __spreadArrays([leadingElement], expressions) : expressions, multiLine), location);
-            function reduceElement(expressions, element) {
-                if (containsYield(element) && expressions.length > 0) {
-                    var hasAssignedTemp = temp !== undefined;
-                    if (!temp) {
-                        temp = declareLocal();
-                    }
-                    emitAssignment(temp, hasAssignedTemp
-                        ? factory.createArrayConcatCall(temp, [factory.createArrayLiteralExpression(expressions, multiLine)])
-                        : factory.createArrayLiteralExpression(leadingElement ? __spreadArrays([leadingElement], expressions) : expressions, multiLine));
-                    leadingElement = undefined;
-                    expressions = [];
-                }
-                expressions.push(ts.visitNode(element, visitor, ts.isExpression));
-                return expressions;
-            }
-        }
-        function visitObjectLiteralExpression(node) {
-            var properties = node.properties;
-            var multiLine = node.multiLine;
-            var numInitialProperties = countInitialNodesWithoutYield(properties);
-            var temp = declareLocal();
-            emitAssignment(temp, factory.createObjectLiteralExpression(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), multiLine));
-            var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties);
-            expressions.push(multiLine ? ts.startOnNewLine(ts.setParent(ts.setTextRange(factory.cloneNode(temp), temp), temp.parent)) : temp);
-            return factory.inlineExpressions(expressions);
-            function reduceProperty(expressions, property) {
-                if (containsYield(property) && expressions.length > 0) {
-                    emitStatement(factory.createExpressionStatement(factory.inlineExpressions(expressions)));
-                    expressions = [];
-                }
-                var expression = ts.createExpressionForObjectLiteralElementLike(factory, node, property, temp);
-                var visited = ts.visitNode(expression, visitor, ts.isExpression);
-                if (visited) {
-                    if (multiLine) {
-                        ts.startOnNewLine(visited);
-                    }
-                    expressions.push(visited);
-                }
-                return expressions;
-            }
-        }
-        function visitElementAccessExpression(node) {
-            if (containsYield(node.argumentExpression)) {
-                return factory.updateElementAccessExpression(node, cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)), ts.visitNode(node.argumentExpression, visitor, ts.isExpression));
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitCallExpression(node) {
-            if (!ts.isImportCall(node) && ts.forEach(node.arguments, containsYield)) {
-                var _a = factory.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion, true), target = _a.target, thisArg = _a.thisArg;
-                return ts.setOriginalNode(ts.setTextRange(factory.createFunctionApplyCall(cacheExpression(ts.visitNode(target, visitor, ts.isLeftHandSideExpression)), thisArg, visitElements(node.arguments)), node), node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function visitNewExpression(node) {
-            if (ts.forEach(node.arguments, containsYield)) {
-                var _a = factory.createCallBinding(factory.createPropertyAccessExpression(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
-                return ts.setOriginalNode(ts.setTextRange(factory.createNewExpression(factory.createFunctionApplyCall(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, factory.createVoidZero())), undefined, []), node), node);
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function transformAndEmitStatements(statements, start) {
-            if (start === void 0) { start = 0; }
-            var numStatements = statements.length;
-            for (var i = start; i < numStatements; i++) {
-                transformAndEmitStatement(statements[i]);
-            }
-        }
-        function transformAndEmitEmbeddedStatement(node) {
-            if (ts.isBlock(node)) {
-                transformAndEmitStatements(node.statements);
-            }
-            else {
-                transformAndEmitStatement(node);
-            }
-        }
-        function transformAndEmitStatement(node) {
-            var savedInStatementContainingYield = inStatementContainingYield;
-            if (!inStatementContainingYield) {
-                inStatementContainingYield = containsYield(node);
-            }
-            transformAndEmitStatementWorker(node);
-            inStatementContainingYield = savedInStatementContainingYield;
-        }
-        function transformAndEmitStatementWorker(node) {
-            switch (node.kind) {
-                case 230:
-                    return transformAndEmitBlock(node);
-                case 233:
-                    return transformAndEmitExpressionStatement(node);
-                case 234:
-                    return transformAndEmitIfStatement(node);
-                case 235:
-                    return transformAndEmitDoStatement(node);
-                case 236:
-                    return transformAndEmitWhileStatement(node);
-                case 237:
-                    return transformAndEmitForStatement(node);
-                case 238:
-                    return transformAndEmitForInStatement(node);
-                case 240:
-                    return transformAndEmitContinueStatement(node);
-                case 241:
-                    return transformAndEmitBreakStatement(node);
-                case 242:
-                    return transformAndEmitReturnStatement(node);
-                case 243:
-                    return transformAndEmitWithStatement(node);
-                case 244:
-                    return transformAndEmitSwitchStatement(node);
-                case 245:
-                    return transformAndEmitLabeledStatement(node);
-                case 246:
-                    return transformAndEmitThrowStatement(node);
-                case 247:
-                    return transformAndEmitTryStatement(node);
-                default:
-                    return emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function transformAndEmitBlock(node) {
-            if (containsYield(node)) {
-                transformAndEmitStatements(node.statements);
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function transformAndEmitExpressionStatement(node) {
-            emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-        }
-        function transformAndEmitVariableDeclarationList(node) {
-            for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) {
-                var variable = _a[_i];
-                var name = factory.cloneNode(variable.name);
-                ts.setCommentRange(name, variable.name);
-                hoistVariableDeclaration(name);
-            }
-            var variables = ts.getInitializedVariables(node);
-            var numVariables = variables.length;
-            var variablesWritten = 0;
-            var pendingExpressions = [];
-            while (variablesWritten < numVariables) {
-                for (var i = variablesWritten; i < numVariables; i++) {
-                    var variable = variables[i];
-                    if (containsYield(variable.initializer) && pendingExpressions.length > 0) {
-                        break;
-                    }
-                    pendingExpressions.push(transformInitializedVariable(variable));
-                }
-                if (pendingExpressions.length) {
-                    emitStatement(factory.createExpressionStatement(factory.inlineExpressions(pendingExpressions)));
-                    variablesWritten += pendingExpressions.length;
-                    pendingExpressions = [];
-                }
-            }
-            return undefined;
-        }
-        function transformInitializedVariable(node) {
-            return ts.setSourceMapRange(factory.createAssignment(ts.setSourceMapRange(factory.cloneNode(node.name), node.name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node);
-        }
-        function transformAndEmitIfStatement(node) {
-            if (containsYield(node)) {
-                if (containsYield(node.thenStatement) || containsYield(node.elseStatement)) {
-                    var endLabel = defineLabel();
-                    var elseLabel = node.elseStatement ? defineLabel() : undefined;
-                    emitBreakWhenFalse(node.elseStatement ? elseLabel : endLabel, ts.visitNode(node.expression, visitor, ts.isExpression), node.expression);
-                    transformAndEmitEmbeddedStatement(node.thenStatement);
-                    if (node.elseStatement) {
-                        emitBreak(endLabel);
-                        markLabel(elseLabel);
-                        transformAndEmitEmbeddedStatement(node.elseStatement);
-                    }
-                    markLabel(endLabel);
-                }
-                else {
-                    emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-                }
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function transformAndEmitDoStatement(node) {
-            if (containsYield(node)) {
-                var conditionLabel = defineLabel();
-                var loopLabel = defineLabel();
-                beginLoopBlock(conditionLabel);
-                markLabel(loopLabel);
-                transformAndEmitEmbeddedStatement(node.statement);
-                markLabel(conditionLabel);
-                emitBreakWhenTrue(loopLabel, ts.visitNode(node.expression, visitor, ts.isExpression));
-                endLoopBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function visitDoStatement(node) {
-            if (inStatementContainingYield) {
-                beginScriptLoopBlock();
-                node = ts.visitEachChild(node, visitor, context);
-                endLoopBlock();
-                return node;
-            }
-            else {
-                return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function transformAndEmitWhileStatement(node) {
-            if (containsYield(node)) {
-                var loopLabel = defineLabel();
-                var endLabel = beginLoopBlock(loopLabel);
-                markLabel(loopLabel);
-                emitBreakWhenFalse(endLabel, ts.visitNode(node.expression, visitor, ts.isExpression));
-                transformAndEmitEmbeddedStatement(node.statement);
-                emitBreak(loopLabel);
-                endLoopBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function visitWhileStatement(node) {
-            if (inStatementContainingYield) {
-                beginScriptLoopBlock();
-                node = ts.visitEachChild(node, visitor, context);
-                endLoopBlock();
-                return node;
-            }
-            else {
-                return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function transformAndEmitForStatement(node) {
-            if (containsYield(node)) {
-                var conditionLabel = defineLabel();
-                var incrementLabel = defineLabel();
-                var endLabel = beginLoopBlock(incrementLabel);
-                if (node.initializer) {
-                    var initializer = node.initializer;
-                    if (ts.isVariableDeclarationList(initializer)) {
-                        transformAndEmitVariableDeclarationList(initializer);
-                    }
-                    else {
-                        emitStatement(ts.setTextRange(factory.createExpressionStatement(ts.visitNode(initializer, visitor, ts.isExpression)), initializer));
-                    }
-                }
-                markLabel(conditionLabel);
-                if (node.condition) {
-                    emitBreakWhenFalse(endLabel, ts.visitNode(node.condition, visitor, ts.isExpression));
-                }
-                transformAndEmitEmbeddedStatement(node.statement);
-                markLabel(incrementLabel);
-                if (node.incrementor) {
-                    emitStatement(ts.setTextRange(factory.createExpressionStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), node.incrementor));
-                }
-                emitBreak(conditionLabel);
-                endLoopBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function visitForStatement(node) {
-            if (inStatementContainingYield) {
-                beginScriptLoopBlock();
-            }
-            var initializer = node.initializer;
-            if (initializer && ts.isVariableDeclarationList(initializer)) {
-                for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) {
-                    var variable = _a[_i];
-                    hoistVariableDeclaration(variable.name);
-                }
-                var variables = ts.getInitializedVariables(initializer);
-                node = factory.updateForStatement(node, variables.length > 0
-                    ? factory.inlineExpressions(ts.map(variables, transformInitializedVariable))
-                    : undefined, ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            }
-            else {
-                node = ts.visitEachChild(node, visitor, context);
-            }
-            if (inStatementContainingYield) {
-                endLoopBlock();
-            }
-            return node;
-        }
-        function transformAndEmitForInStatement(node) {
-            if (containsYield(node)) {
-                var keysArray = declareLocal();
-                var key = declareLocal();
-                var keysIndex = factory.createLoopVariable();
-                var initializer = node.initializer;
-                hoistVariableDeclaration(keysIndex);
-                emitAssignment(keysArray, factory.createArrayLiteralExpression());
-                emitStatement(factory.createForInStatement(key, ts.visitNode(node.expression, visitor, ts.isExpression), factory.createExpressionStatement(factory.createCallExpression(factory.createPropertyAccessExpression(keysArray, "push"), undefined, [key]))));
-                emitAssignment(keysIndex, factory.createNumericLiteral(0));
-                var conditionLabel = defineLabel();
-                var incrementLabel = defineLabel();
-                var endLabel = beginLoopBlock(incrementLabel);
-                markLabel(conditionLabel);
-                emitBreakWhenFalse(endLabel, factory.createLessThan(keysIndex, factory.createPropertyAccessExpression(keysArray, "length")));
-                var variable = void 0;
-                if (ts.isVariableDeclarationList(initializer)) {
-                    for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) {
-                        var variable_1 = _a[_i];
-                        hoistVariableDeclaration(variable_1.name);
-                    }
-                    variable = factory.cloneNode(initializer.declarations[0].name);
-                }
-                else {
-                    variable = ts.visitNode(initializer, visitor, ts.isExpression);
-                    ts.Debug.assert(ts.isLeftHandSideExpression(variable));
-                }
-                emitAssignment(variable, factory.createElementAccessExpression(keysArray, keysIndex));
-                transformAndEmitEmbeddedStatement(node.statement);
-                markLabel(incrementLabel);
-                emitStatement(factory.createExpressionStatement(factory.createPostfixIncrement(keysIndex)));
-                emitBreak(conditionLabel);
-                endLoopBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function visitForInStatement(node) {
-            if (inStatementContainingYield) {
-                beginScriptLoopBlock();
-            }
-            var initializer = node.initializer;
-            if (ts.isVariableDeclarationList(initializer)) {
-                for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) {
-                    var variable = _a[_i];
-                    hoistVariableDeclaration(variable.name);
-                }
-                node = factory.updateForInStatement(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, factory.liftToBlock));
-            }
-            else {
-                node = ts.visitEachChild(node, visitor, context);
-            }
-            if (inStatementContainingYield) {
-                endLoopBlock();
-            }
-            return node;
-        }
-        function transformAndEmitContinueStatement(node) {
-            var label = findContinueTarget(node.label ? ts.idText(node.label) : undefined);
-            if (label > 0) {
-                emitBreak(label, node);
-            }
-            else {
-                emitStatement(node);
-            }
-        }
-        function visitContinueStatement(node) {
-            if (inStatementContainingYield) {
-                var label = findContinueTarget(node.label && ts.idText(node.label));
-                if (label > 0) {
-                    return createInlineBreak(label, node);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function transformAndEmitBreakStatement(node) {
-            var label = findBreakTarget(node.label ? ts.idText(node.label) : undefined);
-            if (label > 0) {
-                emitBreak(label, node);
-            }
-            else {
-                emitStatement(node);
-            }
-        }
-        function visitBreakStatement(node) {
-            if (inStatementContainingYield) {
-                var label = findBreakTarget(node.label && ts.idText(node.label));
-                if (label > 0) {
-                    return createInlineBreak(label, node);
-                }
-            }
-            return ts.visitEachChild(node, visitor, context);
-        }
-        function transformAndEmitReturnStatement(node) {
-            emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression), node);
-        }
-        function visitReturnStatement(node) {
-            return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression), node);
-        }
-        function transformAndEmitWithStatement(node) {
-            if (containsYield(node)) {
-                beginWithBlock(cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression)));
-                transformAndEmitEmbeddedStatement(node.statement);
-                endWithBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function transformAndEmitSwitchStatement(node) {
-            if (containsYield(node.caseBlock)) {
-                var caseBlock = node.caseBlock;
-                var numClauses = caseBlock.clauses.length;
-                var endLabel = beginSwitchBlock();
-                var expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression));
-                var clauseLabels = [];
-                var defaultClauseIndex = -1;
-                for (var i = 0; i < numClauses; i++) {
-                    var clause = caseBlock.clauses[i];
-                    clauseLabels.push(defineLabel());
-                    if (clause.kind === 285 && defaultClauseIndex === -1) {
-                        defaultClauseIndex = i;
-                    }
-                }
-                var clausesWritten = 0;
-                var pendingClauses = [];
-                while (clausesWritten < numClauses) {
-                    var defaultClausesSkipped = 0;
-                    for (var i = clausesWritten; i < numClauses; i++) {
-                        var clause = caseBlock.clauses[i];
-                        if (clause.kind === 284) {
-                            if (containsYield(clause.expression) && pendingClauses.length > 0) {
-                                break;
-                            }
-                            pendingClauses.push(factory.createCaseClause(ts.visitNode(clause.expression, visitor, ts.isExpression), [
-                                createInlineBreak(clauseLabels[i], clause.expression)
-                            ]));
-                        }
-                        else {
-                            defaultClausesSkipped++;
-                        }
-                    }
-                    if (pendingClauses.length) {
-                        emitStatement(factory.createSwitchStatement(expression, factory.createCaseBlock(pendingClauses)));
-                        clausesWritten += pendingClauses.length;
-                        pendingClauses = [];
-                    }
-                    if (defaultClausesSkipped > 0) {
-                        clausesWritten += defaultClausesSkipped;
-                        defaultClausesSkipped = 0;
-                    }
-                }
-                if (defaultClauseIndex >= 0) {
-                    emitBreak(clauseLabels[defaultClauseIndex]);
-                }
-                else {
-                    emitBreak(endLabel);
-                }
-                for (var i = 0; i < numClauses; i++) {
-                    markLabel(clauseLabels[i]);
-                    transformAndEmitStatements(caseBlock.clauses[i].statements);
-                }
-                endSwitchBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function visitSwitchStatement(node) {
-            if (inStatementContainingYield) {
-                beginScriptSwitchBlock();
-            }
-            node = ts.visitEachChild(node, visitor, context);
-            if (inStatementContainingYield) {
-                endSwitchBlock();
-            }
-            return node;
-        }
-        function transformAndEmitLabeledStatement(node) {
-            if (containsYield(node)) {
-                beginLabeledBlock(ts.idText(node.label));
-                transformAndEmitEmbeddedStatement(node.statement);
-                endLabeledBlock();
-            }
-            else {
-                emitStatement(ts.visitNode(node, visitor, ts.isStatement));
-            }
-        }
-        function visitLabeledStatement(node) {
-            if (inStatementContainingYield) {
-                beginScriptLabeledBlock(ts.idText(node.label));
-            }
-            node = ts.visitEachChild(node, visitor, context);
-            if (inStatementContainingYield) {
-                endLabeledBlock();
-            }
-            return node;
-        }
-        function transformAndEmitThrowStatement(node) {
-            var _a;
-            emitThrow(ts.visitNode((_a = node.expression) !== null && _a !== void 0 ? _a : factory.createVoidZero(), visitor, ts.isExpression), node);
-        }
-        function transformAndEmitTryStatement(node) {
-            if (containsYield(node)) {
-                beginExceptionBlock();
-                transformAndEmitEmbeddedStatement(node.tryBlock);
-                if (node.catchClause) {
-                    beginCatchBlock(node.catchClause.variableDeclaration);
-                    transformAndEmitEmbeddedStatement(node.catchClause.block);
-                }
-                if (node.finallyBlock) {
-                    beginFinallyBlock();
-                    transformAndEmitEmbeddedStatement(node.finallyBlock);
-                }
-                endExceptionBlock();
-            }
-            else {
-                emitStatement(ts.visitEachChild(node, visitor, context));
-            }
-        }
-        function containsYield(node) {
-            return !!node && (node.transformFlags & 262144) !== 0;
-        }
-        function countInitialNodesWithoutYield(nodes) {
-            var numNodes = nodes.length;
-            for (var i = 0; i < numNodes; i++) {
-                if (containsYield(nodes[i])) {
-                    return i;
-                }
-            }
-            return -1;
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (hint === 1) {
-                return substituteExpression(node);
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            if (ts.isIdentifier(node)) {
-                return substituteExpressionIdentifier(node);
-            }
-            return node;
-        }
-        function substituteExpressionIdentifier(node) {
-            if (!ts.isGeneratedIdentifier(node) && renamedCatchVariables && renamedCatchVariables.has(ts.idText(node))) {
-                var original = ts.getOriginalNode(node);
-                if (ts.isIdentifier(original) && original.parent) {
-                    var declaration = resolver.getReferencedValueDeclaration(original);
-                    if (declaration) {
-                        var name = renamedCatchVariableDeclarations[ts.getOriginalNodeId(declaration)];
-                        if (name) {
-                            var clone_5 = ts.setParent(ts.setTextRange(factory.cloneNode(name), name), name.parent);
-                            ts.setSourceMapRange(clone_5, node);
-                            ts.setCommentRange(clone_5, node);
-                            return clone_5;
-                        }
-                    }
-                }
-            }
-            return node;
-        }
-        function cacheExpression(node) {
-            if (ts.isGeneratedIdentifier(node) || ts.getEmitFlags(node) & 4096) {
-                return node;
-            }
-            var temp = factory.createTempVariable(hoistVariableDeclaration);
-            emitAssignment(temp, node, node);
-            return temp;
-        }
-        function declareLocal(name) {
-            var temp = name
-                ? factory.createUniqueName(name)
-                : factory.createTempVariable(undefined);
-            hoistVariableDeclaration(temp);
-            return temp;
-        }
-        function defineLabel() {
-            if (!labelOffsets) {
-                labelOffsets = [];
-            }
-            var label = nextLabelId;
-            nextLabelId++;
-            labelOffsets[label] = -1;
-            return label;
-        }
-        function markLabel(label) {
-            ts.Debug.assert(labelOffsets !== undefined, "No labels were defined.");
-            labelOffsets[label] = operations ? operations.length : 0;
-        }
-        function beginBlock(block) {
-            if (!blocks) {
-                blocks = [];
-                blockActions = [];
-                blockOffsets = [];
-                blockStack = [];
-            }
-            var index = blockActions.length;
-            blockActions[index] = 0;
-            blockOffsets[index] = operations ? operations.length : 0;
-            blocks[index] = block;
-            blockStack.push(block);
-            return index;
-        }
-        function endBlock() {
-            var block = peekBlock();
-            if (block === undefined)
-                return ts.Debug.fail("beginBlock was never called.");
-            var index = blockActions.length;
-            blockActions[index] = 1;
-            blockOffsets[index] = operations ? operations.length : 0;
-            blocks[index] = block;
-            blockStack.pop();
-            return block;
-        }
-        function peekBlock() {
-            return ts.lastOrUndefined(blockStack);
-        }
-        function peekBlockKind() {
-            var block = peekBlock();
-            return block && block.kind;
-        }
-        function beginWithBlock(expression) {
-            var startLabel = defineLabel();
-            var endLabel = defineLabel();
-            markLabel(startLabel);
-            beginBlock({
-                kind: 1,
-                expression: expression,
-                startLabel: startLabel,
-                endLabel: endLabel
-            });
-        }
-        function endWithBlock() {
-            ts.Debug.assert(peekBlockKind() === 1);
-            var block = endBlock();
-            markLabel(block.endLabel);
-        }
-        function beginExceptionBlock() {
-            var startLabel = defineLabel();
-            var endLabel = defineLabel();
-            markLabel(startLabel);
-            beginBlock({
-                kind: 0,
-                state: 0,
-                startLabel: startLabel,
-                endLabel: endLabel
-            });
-            emitNop();
-            return endLabel;
-        }
-        function beginCatchBlock(variable) {
-            ts.Debug.assert(peekBlockKind() === 0);
-            var name;
-            if (ts.isGeneratedIdentifier(variable.name)) {
-                name = variable.name;
-                hoistVariableDeclaration(variable.name);
-            }
-            else {
-                var text = ts.idText(variable.name);
-                name = declareLocal(text);
-                if (!renamedCatchVariables) {
-                    renamedCatchVariables = new ts.Map();
-                    renamedCatchVariableDeclarations = [];
-                    context.enableSubstitution(78);
-                }
-                renamedCatchVariables.set(text, true);
-                renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name;
-            }
-            var exception = peekBlock();
-            ts.Debug.assert(exception.state < 1);
-            var endLabel = exception.endLabel;
-            emitBreak(endLabel);
-            var catchLabel = defineLabel();
-            markLabel(catchLabel);
-            exception.state = 1;
-            exception.catchVariable = name;
-            exception.catchLabel = catchLabel;
-            emitAssignment(name, factory.createCallExpression(factory.createPropertyAccessExpression(state, "sent"), undefined, []));
-            emitNop();
-        }
-        function beginFinallyBlock() {
-            ts.Debug.assert(peekBlockKind() === 0);
-            var exception = peekBlock();
-            ts.Debug.assert(exception.state < 2);
-            var endLabel = exception.endLabel;
-            emitBreak(endLabel);
-            var finallyLabel = defineLabel();
-            markLabel(finallyLabel);
-            exception.state = 2;
-            exception.finallyLabel = finallyLabel;
-        }
-        function endExceptionBlock() {
-            ts.Debug.assert(peekBlockKind() === 0);
-            var exception = endBlock();
-            var state = exception.state;
-            if (state < 2) {
-                emitBreak(exception.endLabel);
-            }
-            else {
-                emitEndfinally();
-            }
-            markLabel(exception.endLabel);
-            emitNop();
-            exception.state = 3;
-        }
-        function beginScriptLoopBlock() {
-            beginBlock({
-                kind: 3,
-                isScript: true,
-                breakLabel: -1,
-                continueLabel: -1
-            });
-        }
-        function beginLoopBlock(continueLabel) {
-            var breakLabel = defineLabel();
-            beginBlock({
-                kind: 3,
-                isScript: false,
-                breakLabel: breakLabel,
-                continueLabel: continueLabel,
-            });
-            return breakLabel;
-        }
-        function endLoopBlock() {
-            ts.Debug.assert(peekBlockKind() === 3);
-            var block = endBlock();
-            var breakLabel = block.breakLabel;
-            if (!block.isScript) {
-                markLabel(breakLabel);
-            }
-        }
-        function beginScriptSwitchBlock() {
-            beginBlock({
-                kind: 2,
-                isScript: true,
-                breakLabel: -1
-            });
-        }
-        function beginSwitchBlock() {
-            var breakLabel = defineLabel();
-            beginBlock({
-                kind: 2,
-                isScript: false,
-                breakLabel: breakLabel,
-            });
-            return breakLabel;
-        }
-        function endSwitchBlock() {
-            ts.Debug.assert(peekBlockKind() === 2);
-            var block = endBlock();
-            var breakLabel = block.breakLabel;
-            if (!block.isScript) {
-                markLabel(breakLabel);
-            }
-        }
-        function beginScriptLabeledBlock(labelText) {
-            beginBlock({
-                kind: 4,
-                isScript: true,
-                labelText: labelText,
-                breakLabel: -1
-            });
-        }
-        function beginLabeledBlock(labelText) {
-            var breakLabel = defineLabel();
-            beginBlock({
-                kind: 4,
-                isScript: false,
-                labelText: labelText,
-                breakLabel: breakLabel
-            });
-        }
-        function endLabeledBlock() {
-            ts.Debug.assert(peekBlockKind() === 4);
-            var block = endBlock();
-            if (!block.isScript) {
-                markLabel(block.breakLabel);
-            }
-        }
-        function supportsUnlabeledBreak(block) {
-            return block.kind === 2
-                || block.kind === 3;
-        }
-        function supportsLabeledBreakOrContinue(block) {
-            return block.kind === 4;
-        }
-        function supportsUnlabeledContinue(block) {
-            return block.kind === 3;
-        }
-        function hasImmediateContainingLabeledBlock(labelText, start) {
-            for (var j = start; j >= 0; j--) {
-                var containingBlock = blockStack[j];
-                if (supportsLabeledBreakOrContinue(containingBlock)) {
-                    if (containingBlock.labelText === labelText) {
-                        return true;
-                    }
-                }
-                else {
-                    break;
-                }
-            }
-            return false;
-        }
-        function findBreakTarget(labelText) {
-            if (blockStack) {
-                if (labelText) {
-                    for (var i = blockStack.length - 1; i >= 0; i--) {
-                        var block = blockStack[i];
-                        if (supportsLabeledBreakOrContinue(block) && block.labelText === labelText) {
-                            return block.breakLabel;
-                        }
-                        else if (supportsUnlabeledBreak(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) {
-                            return block.breakLabel;
-                        }
-                    }
-                }
-                else {
-                    for (var i = blockStack.length - 1; i >= 0; i--) {
-                        var block = blockStack[i];
-                        if (supportsUnlabeledBreak(block)) {
-                            return block.breakLabel;
-                        }
-                    }
-                }
-            }
-            return 0;
-        }
-        function findContinueTarget(labelText) {
-            if (blockStack) {
-                if (labelText) {
-                    for (var i = blockStack.length - 1; i >= 0; i--) {
-                        var block = blockStack[i];
-                        if (supportsUnlabeledContinue(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) {
-                            return block.continueLabel;
-                        }
-                    }
-                }
-                else {
-                    for (var i = blockStack.length - 1; i >= 0; i--) {
-                        var block = blockStack[i];
-                        if (supportsUnlabeledContinue(block)) {
-                            return block.continueLabel;
-                        }
-                    }
-                }
-            }
-            return 0;
-        }
-        function createLabel(label) {
-            if (label !== undefined && label > 0) {
-                if (labelExpressions === undefined) {
-                    labelExpressions = [];
-                }
-                var expression = factory.createNumericLiteral(-1);
-                if (labelExpressions[label] === undefined) {
-                    labelExpressions[label] = [expression];
-                }
-                else {
-                    labelExpressions[label].push(expression);
-                }
-                return expression;
-            }
-            return factory.createOmittedExpression();
-        }
-        function createInstruction(instruction) {
-            var literal = factory.createNumericLiteral(instruction);
-            ts.addSyntheticTrailingComment(literal, 3, getInstructionName(instruction));
-            return literal;
-        }
-        function createInlineBreak(label, location) {
-            ts.Debug.assertLessThan(0, label, "Invalid label");
-            return ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression([
-                createInstruction(3),
-                createLabel(label)
-            ])), location);
-        }
-        function createInlineReturn(expression, location) {
-            return ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression(expression
-                ? [createInstruction(2), expression]
-                : [createInstruction(2)])), location);
-        }
-        function createGeneratorResume(location) {
-            return ts.setTextRange(factory.createCallExpression(factory.createPropertyAccessExpression(state, "sent"), undefined, []), location);
-        }
-        function emitNop() {
-            emitWorker(0);
-        }
-        function emitStatement(node) {
-            if (node) {
-                emitWorker(1, [node]);
-            }
-            else {
-                emitNop();
-            }
-        }
-        function emitAssignment(left, right, location) {
-            emitWorker(2, [left, right], location);
-        }
-        function emitBreak(label, location) {
-            emitWorker(3, [label], location);
-        }
-        function emitBreakWhenTrue(label, condition, location) {
-            emitWorker(4, [label, condition], location);
-        }
-        function emitBreakWhenFalse(label, condition, location) {
-            emitWorker(5, [label, condition], location);
-        }
-        function emitYieldStar(expression, location) {
-            emitWorker(7, [expression], location);
-        }
-        function emitYield(expression, location) {
-            emitWorker(6, [expression], location);
-        }
-        function emitReturn(expression, location) {
-            emitWorker(8, [expression], location);
-        }
-        function emitThrow(expression, location) {
-            emitWorker(9, [expression], location);
-        }
-        function emitEndfinally() {
-            emitWorker(10);
-        }
-        function emitWorker(code, args, location) {
-            if (operations === undefined) {
-                operations = [];
-                operationArguments = [];
-                operationLocations = [];
-            }
-            if (labelOffsets === undefined) {
-                markLabel(defineLabel());
-            }
-            var operationIndex = operations.length;
-            operations[operationIndex] = code;
-            operationArguments[operationIndex] = args;
-            operationLocations[operationIndex] = location;
-        }
-        function build() {
-            blockIndex = 0;
-            labelNumber = 0;
-            labelNumbers = undefined;
-            lastOperationWasAbrupt = false;
-            lastOperationWasCompletion = false;
-            clauses = undefined;
-            statements = undefined;
-            exceptionBlockStack = undefined;
-            currentExceptionBlock = undefined;
-            withBlockStack = undefined;
-            var buildResult = buildStatements();
-            return emitHelpers().createGeneratorHelper(ts.setEmitFlags(factory.createFunctionExpression(undefined, undefined, undefined, undefined, [factory.createParameterDeclaration(undefined, undefined, undefined, state)], undefined, factory.createBlock(buildResult, buildResult.length > 0)), 524288));
-        }
-        function buildStatements() {
-            if (operations) {
-                for (var operationIndex = 0; operationIndex < operations.length; operationIndex++) {
-                    writeOperation(operationIndex);
-                }
-                flushFinalLabel(operations.length);
-            }
-            else {
-                flushFinalLabel(0);
-            }
-            if (clauses) {
-                var labelExpression = factory.createPropertyAccessExpression(state, "label");
-                var switchStatement = factory.createSwitchStatement(labelExpression, factory.createCaseBlock(clauses));
-                return [ts.startOnNewLine(switchStatement)];
-            }
-            if (statements) {
-                return statements;
-            }
-            return [];
-        }
-        function flushLabel() {
-            if (!statements) {
-                return;
-            }
-            appendLabel(!lastOperationWasAbrupt);
-            lastOperationWasAbrupt = false;
-            lastOperationWasCompletion = false;
-            labelNumber++;
-        }
-        function flushFinalLabel(operationIndex) {
-            if (isFinalLabelReachable(operationIndex)) {
-                tryEnterLabel(operationIndex);
-                withBlockStack = undefined;
-                writeReturn(undefined, undefined);
-            }
-            if (statements && clauses) {
-                appendLabel(false);
-            }
-            updateLabelExpressions();
-        }
-        function isFinalLabelReachable(operationIndex) {
-            if (!lastOperationWasCompletion) {
-                return true;
-            }
-            if (!labelOffsets || !labelExpressions) {
-                return false;
-            }
-            for (var label = 0; label < labelOffsets.length; label++) {
-                if (labelOffsets[label] === operationIndex && labelExpressions[label]) {
-                    return true;
-                }
-            }
-            return false;
-        }
-        function appendLabel(markLabelEnd) {
-            if (!clauses) {
-                clauses = [];
-            }
-            if (statements) {
-                if (withBlockStack) {
-                    for (var i = withBlockStack.length - 1; i >= 0; i--) {
-                        var withBlock = withBlockStack[i];
-                        statements = [factory.createWithStatement(withBlock.expression, factory.createBlock(statements))];
-                    }
-                }
-                if (currentExceptionBlock) {
-                    var startLabel = currentExceptionBlock.startLabel, catchLabel = currentExceptionBlock.catchLabel, finallyLabel = currentExceptionBlock.finallyLabel, endLabel = currentExceptionBlock.endLabel;
-                    statements.unshift(factory.createExpressionStatement(factory.createCallExpression(factory.createPropertyAccessExpression(factory.createPropertyAccessExpression(state, "trys"), "push"), undefined, [
-                        factory.createArrayLiteralExpression([
-                            createLabel(startLabel),
-                            createLabel(catchLabel),
-                            createLabel(finallyLabel),
-                            createLabel(endLabel)
-                        ])
-                    ])));
-                    currentExceptionBlock = undefined;
-                }
-                if (markLabelEnd) {
-                    statements.push(factory.createExpressionStatement(factory.createAssignment(factory.createPropertyAccessExpression(state, "label"), factory.createNumericLiteral(labelNumber + 1))));
-                }
-            }
-            clauses.push(factory.createCaseClause(factory.createNumericLiteral(labelNumber), statements || []));
-            statements = undefined;
-        }
-        function tryEnterLabel(operationIndex) {
-            if (!labelOffsets) {
-                return;
-            }
-            for (var label = 0; label < labelOffsets.length; label++) {
-                if (labelOffsets[label] === operationIndex) {
-                    flushLabel();
-                    if (labelNumbers === undefined) {
-                        labelNumbers = [];
-                    }
-                    if (labelNumbers[labelNumber] === undefined) {
-                        labelNumbers[labelNumber] = [label];
-                    }
-                    else {
-                        labelNumbers[labelNumber].push(label);
-                    }
-                }
-            }
-        }
-        function updateLabelExpressions() {
-            if (labelExpressions !== undefined && labelNumbers !== undefined) {
-                for (var labelNumber_1 = 0; labelNumber_1 < labelNumbers.length; labelNumber_1++) {
-                    var labels = labelNumbers[labelNumber_1];
-                    if (labels !== undefined) {
-                        for (var _i = 0, labels_1 = labels; _i < labels_1.length; _i++) {
-                            var label = labels_1[_i];
-                            var expressions = labelExpressions[label];
-                            if (expressions !== undefined) {
-                                for (var _a = 0, expressions_1 = expressions; _a < expressions_1.length; _a++) {
-                                    var expression = expressions_1[_a];
-                                    expression.text = String(labelNumber_1);
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        function tryEnterOrLeaveBlock(operationIndex) {
-            if (blocks) {
-                for (; blockIndex < blockActions.length && blockOffsets[blockIndex] <= operationIndex; blockIndex++) {
-                    var block = blocks[blockIndex];
-                    var blockAction = blockActions[blockIndex];
-                    switch (block.kind) {
-                        case 0:
-                            if (blockAction === 0) {
-                                if (!exceptionBlockStack) {
-                                    exceptionBlockStack = [];
-                                }
-                                if (!statements) {
-                                    statements = [];
-                                }
-                                exceptionBlockStack.push(currentExceptionBlock);
-                                currentExceptionBlock = block;
-                            }
-                            else if (blockAction === 1) {
-                                currentExceptionBlock = exceptionBlockStack.pop();
-                            }
-                            break;
-                        case 1:
-                            if (blockAction === 0) {
-                                if (!withBlockStack) {
-                                    withBlockStack = [];
-                                }
-                                withBlockStack.push(block);
-                            }
-                            else if (blockAction === 1) {
-                                withBlockStack.pop();
-                            }
-                            break;
-                    }
-                }
-            }
-        }
-        function writeOperation(operationIndex) {
-            tryEnterLabel(operationIndex);
-            tryEnterOrLeaveBlock(operationIndex);
-            if (lastOperationWasAbrupt) {
-                return;
-            }
-            lastOperationWasAbrupt = false;
-            lastOperationWasCompletion = false;
-            var opcode = operations[operationIndex];
-            if (opcode === 0) {
-                return;
-            }
-            else if (opcode === 10) {
-                return writeEndfinally();
-            }
-            var args = operationArguments[operationIndex];
-            if (opcode === 1) {
-                return writeStatement(args[0]);
-            }
-            var location = operationLocations[operationIndex];
-            switch (opcode) {
-                case 2:
-                    return writeAssign(args[0], args[1], location);
-                case 3:
-                    return writeBreak(args[0], location);
-                case 4:
-                    return writeBreakWhenTrue(args[0], args[1], location);
-                case 5:
-                    return writeBreakWhenFalse(args[0], args[1], location);
-                case 6:
-                    return writeYield(args[0], location);
-                case 7:
-                    return writeYieldStar(args[0], location);
-                case 8:
-                    return writeReturn(args[0], location);
-                case 9:
-                    return writeThrow(args[0], location);
-            }
-        }
-        function writeStatement(statement) {
-            if (statement) {
-                if (!statements) {
-                    statements = [statement];
-                }
-                else {
-                    statements.push(statement);
-                }
-            }
-        }
-        function writeAssign(left, right, operationLocation) {
-            writeStatement(ts.setTextRange(factory.createExpressionStatement(factory.createAssignment(left, right)), operationLocation));
-        }
-        function writeThrow(expression, operationLocation) {
-            lastOperationWasAbrupt = true;
-            lastOperationWasCompletion = true;
-            writeStatement(ts.setTextRange(factory.createThrowStatement(expression), operationLocation));
-        }
-        function writeReturn(expression, operationLocation) {
-            lastOperationWasAbrupt = true;
-            lastOperationWasCompletion = true;
-            writeStatement(ts.setEmitFlags(ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression(expression
-                ? [createInstruction(2), expression]
-                : [createInstruction(2)])), operationLocation), 384));
-        }
-        function writeBreak(label, operationLocation) {
-            lastOperationWasAbrupt = true;
-            writeStatement(ts.setEmitFlags(ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression([
-                createInstruction(3),
-                createLabel(label)
-            ])), operationLocation), 384));
-        }
-        function writeBreakWhenTrue(label, condition, operationLocation) {
-            writeStatement(ts.setEmitFlags(factory.createIfStatement(condition, ts.setEmitFlags(ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression([
-                createInstruction(3),
-                createLabel(label)
-            ])), operationLocation), 384)), 1));
-        }
-        function writeBreakWhenFalse(label, condition, operationLocation) {
-            writeStatement(ts.setEmitFlags(factory.createIfStatement(factory.createLogicalNot(condition), ts.setEmitFlags(ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression([
-                createInstruction(3),
-                createLabel(label)
-            ])), operationLocation), 384)), 1));
-        }
-        function writeYield(expression, operationLocation) {
-            lastOperationWasAbrupt = true;
-            writeStatement(ts.setEmitFlags(ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression(expression
-                ? [createInstruction(4), expression]
-                : [createInstruction(4)])), operationLocation), 384));
-        }
-        function writeYieldStar(expression, operationLocation) {
-            lastOperationWasAbrupt = true;
-            writeStatement(ts.setEmitFlags(ts.setTextRange(factory.createReturnStatement(factory.createArrayLiteralExpression([
-                createInstruction(5),
-                expression
-            ])), operationLocation), 384));
-        }
-        function writeEndfinally() {
-            lastOperationWasAbrupt = true;
-            writeStatement(factory.createReturnStatement(factory.createArrayLiteralExpression([
-                createInstruction(7)
-            ])));
-        }
-    }
-    ts.transformGenerators = transformGenerators;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformModule(context) {
-        function getTransformModuleDelegate(moduleKind) {
-            switch (moduleKind) {
-                case ts.ModuleKind.AMD: return transformAMDModule;
-                case ts.ModuleKind.UMD: return transformUMDModule;
-                default: return transformCommonJSModule;
-            }
-        }
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory, startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var compilerOptions = context.getCompilerOptions();
-        var resolver = context.getEmitResolver();
-        var host = context.getEmitHost();
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var moduleKind = ts.getEmitModuleKind(compilerOptions);
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        var previousOnEmitNode = context.onEmitNode;
-        context.onSubstituteNode = onSubstituteNode;
-        context.onEmitNode = onEmitNode;
-        context.enableSubstitution(78);
-        context.enableSubstitution(216);
-        context.enableSubstitution(214);
-        context.enableSubstitution(215);
-        context.enableSubstitution(289);
-        context.enableEmitNotification(297);
-        var moduleInfoMap = [];
-        var deferredExports = [];
-        var currentSourceFile;
-        var currentModuleInfo;
-        var noSubstitution;
-        var needUMDDynamicImportHelper;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile ||
-                !(ts.isEffectiveExternalModule(node, compilerOptions) ||
-                    node.transformFlags & 2097152 ||
-                    (ts.isJsonSourceFile(node) && ts.hasJsonModuleEmitEnabled(compilerOptions) && ts.outFile(compilerOptions)))) {
-                return node;
-            }
-            currentSourceFile = node;
-            currentModuleInfo = ts.collectExternalModuleInfo(context, node, resolver, compilerOptions);
-            moduleInfoMap[ts.getOriginalNodeId(node)] = currentModuleInfo;
-            var transformModule = getTransformModuleDelegate(moduleKind);
-            var updated = transformModule(node);
-            currentSourceFile = undefined;
-            currentModuleInfo = undefined;
-            needUMDDynamicImportHelper = false;
-            return updated;
-        }
-        function shouldEmitUnderscoreUnderscoreESModule() {
-            if (!currentModuleInfo.exportEquals && ts.isExternalModule(currentSourceFile)) {
-                return true;
-            }
-            return false;
-        }
-        function transformCommonJSModule(node) {
-            startLexicalEnvironment();
-            var statements = [];
-            var ensureUseStrict = ts.getStrictOptionValue(compilerOptions, "alwaysStrict") || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile));
-            var statementOffset = factory.copyPrologue(node.statements, statements, ensureUseStrict && !ts.isJsonSourceFile(node), sourceElementVisitor);
-            if (shouldEmitUnderscoreUnderscoreESModule()) {
-                ts.append(statements, createUnderscoreUnderscoreESModule());
-            }
-            if (ts.length(currentModuleInfo.exportedNames)) {
-                var chunkSize = 50;
-                for (var i = 0; i < currentModuleInfo.exportedNames.length; i += chunkSize) {
-                    ts.append(statements, factory.createExpressionStatement(ts.reduceLeft(currentModuleInfo.exportedNames.slice(i, i + chunkSize), function (prev, nextId) { return factory.createAssignment(factory.createPropertyAccessExpression(factory.createIdentifier("exports"), factory.createIdentifier(ts.idText(nextId))), prev); }, factory.createVoidZero())));
-                }
-            }
-            ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement));
-            ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset));
-            addExportEqualsIfNeeded(statements, false);
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            var updated = factory.updateSourceFile(node, ts.setTextRange(factory.createNodeArray(statements), node.statements));
-            ts.addEmitHelpers(updated, context.readEmitHelpers());
-            return updated;
-        }
-        function transformAMDModule(node) {
-            var define = factory.createIdentifier("define");
-            var moduleName = ts.tryGetModuleNameFromFile(factory, node, host, compilerOptions);
-            var jsonSourceFile = ts.isJsonSourceFile(node) && node;
-            var _a = collectAsynchronousDependencies(node, true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames;
-            var updated = factory.updateSourceFile(node, ts.setTextRange(factory.createNodeArray([
-                factory.createExpressionStatement(factory.createCallExpression(define, undefined, __spreadArrays((moduleName ? [moduleName] : []), [
-                    factory.createArrayLiteralExpression(jsonSourceFile ? ts.emptyArray : __spreadArrays([
-                        factory.createStringLiteral("require"),
-                        factory.createStringLiteral("exports")
-                    ], aliasedModuleNames, unaliasedModuleNames)),
-                    jsonSourceFile ?
-                        jsonSourceFile.statements.length ? jsonSourceFile.statements[0].expression : factory.createObjectLiteralExpression() :
-                        factory.createFunctionExpression(undefined, undefined, undefined, undefined, __spreadArrays([
-                            factory.createParameterDeclaration(undefined, undefined, undefined, "require"),
-                            factory.createParameterDeclaration(undefined, undefined, undefined, "exports")
-                        ], importAliasNames), undefined, transformAsynchronousModuleBody(node))
-                ])))
-            ]), node.statements));
-            ts.addEmitHelpers(updated, context.readEmitHelpers());
-            return updated;
-        }
-        function transformUMDModule(node) {
-            var _a = collectAsynchronousDependencies(node, false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames;
-            var moduleName = ts.tryGetModuleNameFromFile(factory, node, host, compilerOptions);
-            var umdHeader = factory.createFunctionExpression(undefined, undefined, undefined, undefined, [factory.createParameterDeclaration(undefined, undefined, undefined, "factory")], undefined, ts.setTextRange(factory.createBlock([
-                factory.createIfStatement(factory.createLogicalAnd(factory.createTypeCheck(factory.createIdentifier("module"), "object"), factory.createTypeCheck(factory.createPropertyAccessExpression(factory.createIdentifier("module"), "exports"), "object")), factory.createBlock([
-                    factory.createVariableStatement(undefined, [
-                        factory.createVariableDeclaration("v", undefined, undefined, factory.createCallExpression(factory.createIdentifier("factory"), undefined, [
-                            factory.createIdentifier("require"),
-                            factory.createIdentifier("exports")
-                        ]))
-                    ]),
-                    ts.setEmitFlags(factory.createIfStatement(factory.createStrictInequality(factory.createIdentifier("v"), factory.createIdentifier("undefined")), factory.createExpressionStatement(factory.createAssignment(factory.createPropertyAccessExpression(factory.createIdentifier("module"), "exports"), factory.createIdentifier("v")))), 1)
-                ]), factory.createIfStatement(factory.createLogicalAnd(factory.createTypeCheck(factory.createIdentifier("define"), "function"), factory.createPropertyAccessExpression(factory.createIdentifier("define"), "amd")), factory.createBlock([
-                    factory.createExpressionStatement(factory.createCallExpression(factory.createIdentifier("define"), undefined, __spreadArrays((moduleName ? [moduleName] : []), [
-                        factory.createArrayLiteralExpression(__spreadArrays([
-                            factory.createStringLiteral("require"),
-                            factory.createStringLiteral("exports")
-                        ], aliasedModuleNames, unaliasedModuleNames)),
-                        factory.createIdentifier("factory")
-                    ])))
-                ])))
-            ], true), undefined));
-            var updated = factory.updateSourceFile(node, ts.setTextRange(factory.createNodeArray([
-                factory.createExpressionStatement(factory.createCallExpression(umdHeader, undefined, [
-                    factory.createFunctionExpression(undefined, undefined, undefined, undefined, __spreadArrays([
-                        factory.createParameterDeclaration(undefined, undefined, undefined, "require"),
-                        factory.createParameterDeclaration(undefined, undefined, undefined, "exports")
-                    ], importAliasNames), undefined, transformAsynchronousModuleBody(node))
-                ]))
-            ]), node.statements));
-            ts.addEmitHelpers(updated, context.readEmitHelpers());
-            return updated;
-        }
-        function collectAsynchronousDependencies(node, includeNonAmdDependencies) {
-            var aliasedModuleNames = [];
-            var unaliasedModuleNames = [];
-            var importAliasNames = [];
-            for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) {
-                var amdDependency = _a[_i];
-                if (amdDependency.name) {
-                    aliasedModuleNames.push(factory.createStringLiteral(amdDependency.path));
-                    importAliasNames.push(factory.createParameterDeclaration(undefined, undefined, undefined, amdDependency.name));
-                }
-                else {
-                    unaliasedModuleNames.push(factory.createStringLiteral(amdDependency.path));
-                }
-            }
-            for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) {
-                var importNode = _c[_b];
-                var externalModuleName = ts.getExternalModuleNameLiteral(factory, importNode, currentSourceFile, host, resolver, compilerOptions);
-                var importAliasName = ts.getLocalNameForExternalImport(factory, importNode, currentSourceFile);
-                if (externalModuleName) {
-                    if (includeNonAmdDependencies && importAliasName) {
-                        ts.setEmitFlags(importAliasName, 4);
-                        aliasedModuleNames.push(externalModuleName);
-                        importAliasNames.push(factory.createParameterDeclaration(undefined, undefined, undefined, importAliasName));
-                    }
-                    else {
-                        unaliasedModuleNames.push(externalModuleName);
-                    }
-                }
-            }
-            return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames };
-        }
-        function getAMDImportExpressionForImport(node) {
-            if (ts.isImportEqualsDeclaration(node) || ts.isExportDeclaration(node) || !ts.getExternalModuleNameLiteral(factory, node, currentSourceFile, host, resolver, compilerOptions)) {
-                return undefined;
-            }
-            var name = ts.getLocalNameForExternalImport(factory, node, currentSourceFile);
-            var expr = getHelperExpressionForImport(node, name);
-            if (expr === name) {
-                return undefined;
-            }
-            return factory.createExpressionStatement(factory.createAssignment(name, expr));
-        }
-        function transformAsynchronousModuleBody(node) {
-            startLexicalEnvironment();
-            var statements = [];
-            var statementOffset = factory.copyPrologue(node.statements, statements, !compilerOptions.noImplicitUseStrict, sourceElementVisitor);
-            if (shouldEmitUnderscoreUnderscoreESModule()) {
-                ts.append(statements, createUnderscoreUnderscoreESModule());
-            }
-            if (ts.length(currentModuleInfo.exportedNames)) {
-                ts.append(statements, factory.createExpressionStatement(ts.reduceLeft(currentModuleInfo.exportedNames, function (prev, nextId) { return factory.createAssignment(factory.createPropertyAccessExpression(factory.createIdentifier("exports"), factory.createIdentifier(ts.idText(nextId))), prev); }, factory.createVoidZero())));
-            }
-            ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement));
-            if (moduleKind === ts.ModuleKind.AMD) {
-                ts.addRange(statements, ts.mapDefined(currentModuleInfo.externalImports, getAMDImportExpressionForImport));
-            }
-            ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset));
-            addExportEqualsIfNeeded(statements, true);
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            var body = factory.createBlock(statements, true);
-            if (needUMDDynamicImportHelper) {
-                ts.addEmitHelper(body, dynamicImportUMDHelper);
-            }
-            return body;
-        }
-        function addExportEqualsIfNeeded(statements, emitAsReturn) {
-            if (currentModuleInfo.exportEquals) {
-                var expressionResult = ts.visitNode(currentModuleInfo.exportEquals.expression, moduleExpressionElementVisitor);
-                if (expressionResult) {
-                    if (emitAsReturn) {
-                        var statement = factory.createReturnStatement(expressionResult);
-                        ts.setTextRange(statement, currentModuleInfo.exportEquals);
-                        ts.setEmitFlags(statement, 384 | 1536);
-                        statements.push(statement);
-                    }
-                    else {
-                        var statement = factory.createExpressionStatement(factory.createAssignment(factory.createPropertyAccessExpression(factory.createIdentifier("module"), "exports"), expressionResult));
-                        ts.setTextRange(statement, currentModuleInfo.exportEquals);
-                        ts.setEmitFlags(statement, 1536);
-                        statements.push(statement);
-                    }
-                }
-            }
-        }
-        function sourceElementVisitor(node) {
-            switch (node.kind) {
-                case 261:
-                    return visitImportDeclaration(node);
-                case 260:
-                    return visitImportEqualsDeclaration(node);
-                case 267:
-                    return visitExportDeclaration(node);
-                case 266:
-                    return visitExportAssignment(node);
-                case 232:
-                    return visitVariableStatement(node);
-                case 251:
-                    return visitFunctionDeclaration(node);
-                case 252:
-                    return visitClassDeclaration(node);
-                case 338:
-                    return visitMergeDeclarationMarker(node);
-                case 339:
-                    return visitEndOfDeclarationMarker(node);
-                default:
-                    return ts.visitEachChild(node, moduleExpressionElementVisitor, context);
-            }
-        }
-        function moduleExpressionElementVisitor(node) {
-            if (!(node.transformFlags & 2097152) && !(node.transformFlags & 1024)) {
-                return node;
-            }
-            if (ts.isImportCall(node)) {
-                return visitImportCallExpression(node);
-            }
-            else if (ts.isDestructuringAssignment(node)) {
-                return visitDestructuringAssignment(node);
-            }
-            else {
-                return ts.visitEachChild(node, moduleExpressionElementVisitor, context);
-            }
-        }
-        function destructuringNeedsFlattening(node) {
-            if (ts.isObjectLiteralExpression(node)) {
-                for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
-                    var elem = _a[_i];
-                    switch (elem.kind) {
-                        case 288:
-                            if (destructuringNeedsFlattening(elem.initializer)) {
-                                return true;
-                            }
-                            break;
-                        case 289:
-                            if (destructuringNeedsFlattening(elem.name)) {
-                                return true;
-                            }
-                            break;
-                        case 290:
-                            if (destructuringNeedsFlattening(elem.expression)) {
-                                return true;
-                            }
-                            break;
-                        case 165:
-                        case 167:
-                        case 168:
-                            return false;
-                        default: ts.Debug.assertNever(elem, "Unhandled object member kind");
-                    }
-                }
-            }
-            else if (ts.isArrayLiteralExpression(node)) {
-                for (var _b = 0, _c = node.elements; _b < _c.length; _b++) {
-                    var elem = _c[_b];
-                    if (ts.isSpreadElement(elem)) {
-                        if (destructuringNeedsFlattening(elem.expression)) {
-                            return true;
-                        }
-                    }
-                    else if (destructuringNeedsFlattening(elem)) {
-                        return true;
-                    }
-                }
-            }
-            else if (ts.isIdentifier(node)) {
-                return ts.length(getExports(node)) > (ts.isExportName(node) ? 1 : 0);
-            }
-            return false;
-        }
-        function visitDestructuringAssignment(node) {
-            if (destructuringNeedsFlattening(node.left)) {
-                return ts.flattenDestructuringAssignment(node, moduleExpressionElementVisitor, context, 0, false, createAllExportExpressions);
-            }
-            return ts.visitEachChild(node, moduleExpressionElementVisitor, context);
-        }
-        function visitImportCallExpression(node) {
-            var argument = ts.visitNode(ts.firstOrUndefined(node.arguments), moduleExpressionElementVisitor);
-            var containsLexicalThis = !!(node.transformFlags & 4096);
-            switch (compilerOptions.module) {
-                case ts.ModuleKind.AMD:
-                    return createImportCallExpressionAMD(argument, containsLexicalThis);
-                case ts.ModuleKind.UMD:
-                    return createImportCallExpressionUMD(argument !== null && argument !== void 0 ? argument : factory.createVoidZero(), containsLexicalThis);
-                case ts.ModuleKind.CommonJS:
-                default:
-                    return createImportCallExpressionCommonJS(argument, containsLexicalThis);
-            }
-        }
-        function createImportCallExpressionUMD(arg, containsLexicalThis) {
-            needUMDDynamicImportHelper = true;
-            if (ts.isSimpleCopiableExpression(arg)) {
-                var argClone = ts.isGeneratedIdentifier(arg) ? arg : ts.isStringLiteral(arg) ? factory.createStringLiteralFromNode(arg) : ts.setEmitFlags(ts.setTextRange(factory.cloneNode(arg), arg), 1536);
-                return factory.createConditionalExpression(factory.createIdentifier("__syncRequire"), undefined, createImportCallExpressionCommonJS(arg, containsLexicalThis), undefined, createImportCallExpressionAMD(argClone, containsLexicalThis));
-            }
-            else {
-                var temp = factory.createTempVariable(hoistVariableDeclaration);
-                return factory.createComma(factory.createAssignment(temp, arg), factory.createConditionalExpression(factory.createIdentifier("__syncRequire"), undefined, createImportCallExpressionCommonJS(temp, containsLexicalThis), undefined, createImportCallExpressionAMD(temp, containsLexicalThis)));
-            }
-        }
-        function createImportCallExpressionAMD(arg, containsLexicalThis) {
-            var resolve = factory.createUniqueName("resolve");
-            var reject = factory.createUniqueName("reject");
-            var parameters = [
-                factory.createParameterDeclaration(undefined, undefined, undefined, resolve),
-                factory.createParameterDeclaration(undefined, undefined, undefined, reject)
-            ];
-            var body = factory.createBlock([
-                factory.createExpressionStatement(factory.createCallExpression(factory.createIdentifier("require"), undefined, [factory.createArrayLiteralExpression([arg || factory.createOmittedExpression()]), resolve, reject]))
-            ]);
-            var func;
-            if (languageVersion >= 2) {
-                func = factory.createArrowFunction(undefined, undefined, parameters, undefined, undefined, body);
-            }
-            else {
-                func = factory.createFunctionExpression(undefined, undefined, undefined, undefined, parameters, undefined, body);
-                if (containsLexicalThis) {
-                    ts.setEmitFlags(func, 8);
-                }
-            }
-            var promise = factory.createNewExpression(factory.createIdentifier("Promise"), undefined, [func]);
-            if (compilerOptions.esModuleInterop) {
-                return factory.createCallExpression(factory.createPropertyAccessExpression(promise, factory.createIdentifier("then")), undefined, [emitHelpers().createImportStarCallbackHelper()]);
-            }
-            return promise;
-        }
-        function createImportCallExpressionCommonJS(arg, containsLexicalThis) {
-            var promiseResolveCall = factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("Promise"), "resolve"), undefined, []);
-            var requireCall = factory.createCallExpression(factory.createIdentifier("require"), undefined, arg ? [arg] : []);
-            if (compilerOptions.esModuleInterop) {
-                requireCall = emitHelpers().createImportStarHelper(requireCall);
-            }
-            var func;
-            if (languageVersion >= 2) {
-                func = factory.createArrowFunction(undefined, undefined, [], undefined, undefined, requireCall);
-            }
-            else {
-                func = factory.createFunctionExpression(undefined, undefined, undefined, undefined, [], undefined, factory.createBlock([factory.createReturnStatement(requireCall)]));
-                if (containsLexicalThis) {
-                    ts.setEmitFlags(func, 8);
-                }
-            }
-            return factory.createCallExpression(factory.createPropertyAccessExpression(promiseResolveCall, "then"), undefined, [func]);
-        }
-        function getHelperExpressionForExport(node, innerExpr) {
-            if (!compilerOptions.esModuleInterop || ts.getEmitFlags(node) & 67108864) {
-                return innerExpr;
-            }
-            if (ts.getExportNeedsImportStarHelper(node)) {
-                return emitHelpers().createImportStarHelper(innerExpr);
-            }
-            return innerExpr;
-        }
-        function getHelperExpressionForImport(node, innerExpr) {
-            if (!compilerOptions.esModuleInterop || ts.getEmitFlags(node) & 67108864) {
-                return innerExpr;
-            }
-            if (ts.getImportNeedsImportStarHelper(node)) {
-                return emitHelpers().createImportStarHelper(innerExpr);
-            }
-            if (ts.getImportNeedsImportDefaultHelper(node)) {
-                return emitHelpers().createImportDefaultHelper(innerExpr);
-            }
-            return innerExpr;
-        }
-        function visitImportDeclaration(node) {
-            var statements;
-            var namespaceDeclaration = ts.getNamespaceDeclarationNode(node);
-            if (moduleKind !== ts.ModuleKind.AMD) {
-                if (!node.importClause) {
-                    return ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(createRequireCall(node)), node), node);
-                }
-                else {
-                    var variables = [];
-                    if (namespaceDeclaration && !ts.isDefaultImport(node)) {
-                        variables.push(factory.createVariableDeclaration(factory.cloneNode(namespaceDeclaration.name), undefined, undefined, getHelperExpressionForImport(node, createRequireCall(node))));
-                    }
-                    else {
-                        variables.push(factory.createVariableDeclaration(factory.getGeneratedNameForNode(node), undefined, undefined, getHelperExpressionForImport(node, createRequireCall(node))));
-                        if (namespaceDeclaration && ts.isDefaultImport(node)) {
-                            variables.push(factory.createVariableDeclaration(factory.cloneNode(namespaceDeclaration.name), undefined, undefined, factory.getGeneratedNameForNode(node)));
-                        }
-                    }
-                    statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(factory.createVariableStatement(undefined, factory.createVariableDeclarationList(variables, languageVersion >= 2 ? 2 : 0)), node), node));
-                }
-            }
-            else if (namespaceDeclaration && ts.isDefaultImport(node)) {
-                statements = ts.append(statements, factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                    ts.setOriginalNode(ts.setTextRange(factory.createVariableDeclaration(factory.cloneNode(namespaceDeclaration.name), undefined, undefined, factory.getGeneratedNameForNode(node)), node), node)
-                ], languageVersion >= 2 ? 2 : 0)));
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfImportDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function createRequireCall(importNode) {
-            var moduleName = ts.getExternalModuleNameLiteral(factory, importNode, currentSourceFile, host, resolver, compilerOptions);
-            var args = [];
-            if (moduleName) {
-                args.push(moduleName);
-            }
-            return factory.createCallExpression(factory.createIdentifier("require"), undefined, args);
-        }
-        function visitImportEqualsDeclaration(node) {
-            ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer.");
-            var statements;
-            if (moduleKind !== ts.ModuleKind.AMD) {
-                if (ts.hasSyntacticModifier(node, 1)) {
-                    statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(createExportExpression(node.name, createRequireCall(node))), node), node));
-                }
-                else {
-                    statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                        factory.createVariableDeclaration(factory.cloneNode(node.name), undefined, undefined, createRequireCall(node))
-                    ], languageVersion >= 2 ? 2 : 0)), node), node));
-                }
-            }
-            else {
-                if (ts.hasSyntacticModifier(node, 1)) {
-                    statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(createExportExpression(factory.getExportName(node), factory.getLocalName(node))), node), node));
-                }
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfImportEqualsDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitExportDeclaration(node) {
-            if (!node.moduleSpecifier) {
-                return undefined;
-            }
-            var generatedName = factory.getGeneratedNameForNode(node);
-            if (node.exportClause && ts.isNamedExports(node.exportClause)) {
-                var statements = [];
-                if (moduleKind !== ts.ModuleKind.AMD) {
-                    statements.push(ts.setOriginalNode(ts.setTextRange(factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                        factory.createVariableDeclaration(generatedName, undefined, undefined, createRequireCall(node))
-                    ])), node), node));
-                }
-                for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) {
-                    var specifier = _a[_i];
-                    if (languageVersion === 0) {
-                        statements.push(ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(emitHelpers().createCreateBindingHelper(generatedName, factory.createStringLiteralFromNode(specifier.propertyName || specifier.name), specifier.propertyName ? factory.createStringLiteralFromNode(specifier.name) : undefined)), specifier), specifier));
-                    }
-                    else {
-                        var exportNeedsImportDefault = !!compilerOptions.esModuleInterop &&
-                            !(ts.getEmitFlags(node) & 67108864) &&
-                            ts.idText(specifier.propertyName || specifier.name) === "default";
-                        var exportedValue = factory.createPropertyAccessExpression(exportNeedsImportDefault ? emitHelpers().createImportDefaultHelper(generatedName) : generatedName, specifier.propertyName || specifier.name);
-                        statements.push(ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(createExportExpression(factory.getExportName(specifier), exportedValue, undefined, true)), specifier), specifier));
-                    }
-                }
-                return ts.singleOrMany(statements);
-            }
-            else if (node.exportClause) {
-                var statements = [];
-                statements.push(ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(createExportExpression(factory.cloneNode(node.exportClause.name), getHelperExpressionForExport(node, moduleKind !== ts.ModuleKind.AMD ?
-                    createRequireCall(node) :
-                    ts.isExportNamespaceAsDefaultDeclaration(node) ? generatedName :
-                        factory.createIdentifier(ts.idText(node.exportClause.name))))), node), node));
-                return ts.singleOrMany(statements);
-            }
-            else {
-                return ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(emitHelpers().createExportStarHelper(moduleKind !== ts.ModuleKind.AMD ? createRequireCall(node) : generatedName)), node), node);
-            }
-        }
-        function visitExportAssignment(node) {
-            if (node.isExportEquals) {
-                return undefined;
-            }
-            var statements;
-            var original = node.original;
-            if (original && hasAssociatedEndOfDeclarationMarker(original)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportStatement(deferredExports[id], factory.createIdentifier("default"), ts.visitNode(node.expression, moduleExpressionElementVisitor), node, true);
-            }
-            else {
-                statements = appendExportStatement(statements, factory.createIdentifier("default"), ts.visitNode(node.expression, moduleExpressionElementVisitor), node, true);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitFunctionDeclaration(node) {
-            var statements;
-            if (ts.hasSyntacticModifier(node, 1)) {
-                statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(factory.createFunctionDeclaration(undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, factory.getDeclarationName(node, true, true), undefined, ts.visitNodes(node.parameters, moduleExpressionElementVisitor), undefined, ts.visitEachChild(node.body, moduleExpressionElementVisitor, context)), node), node));
-            }
-            else {
-                statements = ts.append(statements, ts.visitEachChild(node, moduleExpressionElementVisitor, context));
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfHoistedDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitClassDeclaration(node) {
-            var statements;
-            if (ts.hasSyntacticModifier(node, 1)) {
-                statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(factory.createClassDeclaration(undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), factory.getDeclarationName(node, true, true), undefined, ts.visitNodes(node.heritageClauses, moduleExpressionElementVisitor), ts.visitNodes(node.members, moduleExpressionElementVisitor)), node), node));
-            }
-            else {
-                statements = ts.append(statements, ts.visitEachChild(node, moduleExpressionElementVisitor, context));
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfHoistedDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitVariableStatement(node) {
-            var statements;
-            var variables;
-            var expressions;
-            if (ts.hasSyntacticModifier(node, 1)) {
-                var modifiers = void 0;
-                var removeCommentsOnExpressions = false;
-                for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                    var variable = _a[_i];
-                    if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) {
-                        if (!modifiers) {
-                            modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier);
-                        }
-                        variables = ts.append(variables, variable);
-                    }
-                    else if (variable.initializer) {
-                        if (!ts.isBindingPattern(variable.name) && (ts.isArrowFunction(variable.initializer) || ts.isFunctionExpression(variable.initializer) || ts.isClassExpression(variable.initializer))) {
-                            var expression = factory.createAssignment(ts.setTextRange(factory.createPropertyAccessExpression(factory.createIdentifier("exports"), variable.name), variable.name), factory.createIdentifier(ts.getTextOfIdentifierOrLiteral(variable.name)));
-                            var updatedVariable = factory.createVariableDeclaration(variable.name, variable.exclamationToken, variable.type, ts.visitNode(variable.initializer, moduleExpressionElementVisitor));
-                            variables = ts.append(variables, updatedVariable);
-                            expressions = ts.append(expressions, expression);
-                            removeCommentsOnExpressions = true;
-                        }
-                        else {
-                            expressions = ts.append(expressions, transformInitializedVariable(variable));
-                        }
-                    }
-                }
-                if (variables) {
-                    statements = ts.append(statements, factory.updateVariableStatement(node, modifiers, factory.updateVariableDeclarationList(node.declarationList, variables)));
-                }
-                if (expressions) {
-                    var statement = ts.setOriginalNode(ts.setTextRange(factory.createExpressionStatement(factory.inlineExpressions(expressions)), node), node);
-                    if (removeCommentsOnExpressions) {
-                        ts.removeAllComments(statement);
-                    }
-                    statements = ts.append(statements, statement);
-                }
-            }
-            else {
-                statements = ts.append(statements, ts.visitEachChild(node, moduleExpressionElementVisitor, context));
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfVariableStatement(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function createAllExportExpressions(name, value, location) {
-            var exportedNames = getExports(name);
-            if (exportedNames) {
-                var expression = ts.isExportName(name) ? value : factory.createAssignment(name, value);
-                for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) {
-                    var exportName = exportedNames_1[_i];
-                    ts.setEmitFlags(expression, 4);
-                    expression = createExportExpression(exportName, expression, location);
-                }
-                return expression;
-            }
-            return factory.createAssignment(name, value);
-        }
-        function transformInitializedVariable(node) {
-            if (ts.isBindingPattern(node.name)) {
-                return ts.flattenDestructuringAssignment(ts.visitNode(node, moduleExpressionElementVisitor), undefined, context, 0, false, createAllExportExpressions);
-            }
-            else {
-                return factory.createAssignment(ts.setTextRange(factory.createPropertyAccessExpression(factory.createIdentifier("exports"), node.name), node.name), node.initializer ? ts.visitNode(node.initializer, moduleExpressionElementVisitor) : factory.createVoidZero());
-            }
-        }
-        function visitMergeDeclarationMarker(node) {
-            if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 232) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original);
-            }
-            return node;
-        }
-        function hasAssociatedEndOfDeclarationMarker(node) {
-            return (ts.getEmitFlags(node) & 4194304) !== 0;
-        }
-        function visitEndOfDeclarationMarker(node) {
-            var id = ts.getOriginalNodeId(node);
-            var statements = deferredExports[id];
-            if (statements) {
-                delete deferredExports[id];
-                return ts.append(statements, node);
-            }
-            return node;
-        }
-        function appendExportsOfImportDeclaration(statements, decl) {
-            if (currentModuleInfo.exportEquals) {
-                return statements;
-            }
-            var importClause = decl.importClause;
-            if (!importClause) {
-                return statements;
-            }
-            if (importClause.name) {
-                statements = appendExportsOfDeclaration(statements, importClause);
-            }
-            var namedBindings = importClause.namedBindings;
-            if (namedBindings) {
-                switch (namedBindings.kind) {
-                    case 263:
-                        statements = appendExportsOfDeclaration(statements, namedBindings);
-                        break;
-                    case 264:
-                        for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) {
-                            var importBinding = _a[_i];
-                            statements = appendExportsOfDeclaration(statements, importBinding, true);
-                        }
-                        break;
-                }
-            }
-            return statements;
-        }
-        function appendExportsOfImportEqualsDeclaration(statements, decl) {
-            if (currentModuleInfo.exportEquals) {
-                return statements;
-            }
-            return appendExportsOfDeclaration(statements, decl);
-        }
-        function appendExportsOfVariableStatement(statements, node) {
-            if (currentModuleInfo.exportEquals) {
-                return statements;
-            }
-            for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                var decl = _a[_i];
-                statements = appendExportsOfBindingElement(statements, decl);
-            }
-            return statements;
-        }
-        function appendExportsOfBindingElement(statements, decl) {
-            if (currentModuleInfo.exportEquals) {
-                return statements;
-            }
-            if (ts.isBindingPattern(decl.name)) {
-                for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) {
-                    var element = _a[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        statements = appendExportsOfBindingElement(statements, element);
-                    }
-                }
-            }
-            else if (!ts.isGeneratedIdentifier(decl.name)) {
-                statements = appendExportsOfDeclaration(statements, decl);
-            }
-            return statements;
-        }
-        function appendExportsOfHoistedDeclaration(statements, decl) {
-            if (currentModuleInfo.exportEquals) {
-                return statements;
-            }
-            if (ts.hasSyntacticModifier(decl, 1)) {
-                var exportName = ts.hasSyntacticModifier(decl, 512) ? factory.createIdentifier("default") : factory.getDeclarationName(decl);
-                statements = appendExportStatement(statements, exportName, factory.getLocalName(decl), decl);
-            }
-            if (decl.name) {
-                statements = appendExportsOfDeclaration(statements, decl);
-            }
-            return statements;
-        }
-        function appendExportsOfDeclaration(statements, decl, liveBinding) {
-            var name = factory.getDeclarationName(decl);
-            var exportSpecifiers = currentModuleInfo.exportSpecifiers.get(ts.idText(name));
-            if (exportSpecifiers) {
-                for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) {
-                    var exportSpecifier = exportSpecifiers_1[_i];
-                    statements = appendExportStatement(statements, exportSpecifier.name, name, exportSpecifier.name, undefined, liveBinding);
-                }
-            }
-            return statements;
-        }
-        function appendExportStatement(statements, exportName, expression, location, allowComments, liveBinding) {
-            statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments, liveBinding));
-            return statements;
-        }
-        function createUnderscoreUnderscoreESModule() {
-            var statement;
-            if (languageVersion === 0) {
-                statement = factory.createExpressionStatement(createExportExpression(factory.createIdentifier("__esModule"), factory.createTrue()));
-            }
-            else {
-                statement = factory.createExpressionStatement(factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "defineProperty"), undefined, [
-                    factory.createIdentifier("exports"),
-                    factory.createStringLiteral("__esModule"),
-                    factory.createObjectLiteralExpression([
-                        factory.createPropertyAssignment("value", factory.createTrue())
-                    ])
-                ]));
-            }
-            ts.setEmitFlags(statement, 1048576);
-            return statement;
-        }
-        function createExportStatement(name, value, location, allowComments, liveBinding) {
-            var statement = ts.setTextRange(factory.createExpressionStatement(createExportExpression(name, value, undefined, liveBinding)), location);
-            ts.startOnNewLine(statement);
-            if (!allowComments) {
-                ts.setEmitFlags(statement, 1536);
-            }
-            return statement;
-        }
-        function createExportExpression(name, value, location, liveBinding) {
-            return ts.setTextRange(liveBinding && languageVersion !== 0 ? factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("Object"), "defineProperty"), undefined, [
-                factory.createIdentifier("exports"),
-                factory.createStringLiteralFromNode(name),
-                factory.createObjectLiteralExpression([
-                    factory.createPropertyAssignment("enumerable", factory.createTrue()),
-                    factory.createPropertyAssignment("get", factory.createFunctionExpression(undefined, undefined, undefined, undefined, [], undefined, factory.createBlock([factory.createReturnStatement(value)])))
-                ])
-            ]) : factory.createAssignment(factory.createPropertyAccessExpression(factory.createIdentifier("exports"), factory.cloneNode(name)), value), location);
-        }
-        function modifierVisitor(node) {
-            switch (node.kind) {
-                case 92:
-                case 87:
-                    return undefined;
-            }
-            return node;
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            if (node.kind === 297) {
-                currentSourceFile = node;
-                currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)];
-                noSubstitution = [];
-                previousOnEmitNode(hint, node, emitCallback);
-                currentSourceFile = undefined;
-                currentModuleInfo = undefined;
-                noSubstitution = undefined;
-            }
-            else {
-                previousOnEmitNode(hint, node, emitCallback);
-            }
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (node.id && noSubstitution[node.id]) {
-                return node;
-            }
-            if (hint === 1) {
-                return substituteExpression(node);
-            }
-            else if (ts.isShorthandPropertyAssignment(node)) {
-                return substituteShorthandPropertyAssignment(node);
-            }
-            return node;
-        }
-        function substituteShorthandPropertyAssignment(node) {
-            var name = node.name;
-            var exportedOrImportedName = substituteExpressionIdentifier(name);
-            if (exportedOrImportedName !== name) {
-                if (node.objectAssignmentInitializer) {
-                    var initializer = factory.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer);
-                    return ts.setTextRange(factory.createPropertyAssignment(name, initializer), node);
-                }
-                return ts.setTextRange(factory.createPropertyAssignment(name, exportedOrImportedName), node);
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    return substituteExpressionIdentifier(node);
-                case 216:
-                    return substituteBinaryExpression(node);
-                case 215:
-                case 214:
-                    return substituteUnaryExpression(node);
-            }
-            return node;
-        }
-        function substituteExpressionIdentifier(node) {
-            if (ts.getEmitFlags(node) & 4096) {
-                var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
-                if (externalHelpersModuleName) {
-                    return factory.createPropertyAccessExpression(externalHelpersModuleName, node);
-                }
-                return node;
-            }
-            if (!(ts.isGeneratedIdentifier(node) && !(node.autoGenerateFlags & 64)) && !ts.isLocalName(node)) {
-                var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node));
-                if (exportContainer && exportContainer.kind === 297) {
-                    return ts.setTextRange(factory.createPropertyAccessExpression(factory.createIdentifier("exports"), factory.cloneNode(node)), node);
-                }
-                var importDeclaration = resolver.getReferencedImportDeclaration(node);
-                if (importDeclaration) {
-                    if (ts.isImportClause(importDeclaration)) {
-                        return ts.setTextRange(factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(importDeclaration.parent), factory.createIdentifier("default")), node);
-                    }
-                    else if (ts.isImportSpecifier(importDeclaration)) {
-                        var name = importDeclaration.propertyName || importDeclaration.name;
-                        return ts.setTextRange(factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(importDeclaration.parent.parent.parent), factory.cloneNode(name)), node);
-                    }
-                }
-            }
-            return node;
-        }
-        function substituteBinaryExpression(node) {
-            if (ts.isAssignmentOperator(node.operatorToken.kind)
-                && ts.isIdentifier(node.left)
-                && !ts.isGeneratedIdentifier(node.left)
-                && !ts.isLocalName(node.left)
-                && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) {
-                var exportedNames = getExports(node.left);
-                if (exportedNames) {
-                    var expression = node;
-                    for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) {
-                        var exportName = exportedNames_2[_i];
-                        noSubstitution[ts.getNodeId(expression)] = true;
-                        expression = createExportExpression(exportName, expression, node);
-                    }
-                    return expression;
-                }
-            }
-            return node;
-        }
-        function substituteUnaryExpression(node) {
-            if ((node.operator === 45 || node.operator === 46)
-                && ts.isIdentifier(node.operand)
-                && !ts.isGeneratedIdentifier(node.operand)
-                && !ts.isLocalName(node.operand)
-                && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) {
-                var exportedNames = getExports(node.operand);
-                if (exportedNames) {
-                    var expression = node.kind === 215
-                        ? ts.setTextRange(factory.createBinaryExpression(node.operand, factory.createToken(node.operator === 45 ? 63 : 64), factory.createNumericLiteral(1)), node)
-                        : node;
-                    for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) {
-                        var exportName = exportedNames_3[_i];
-                        noSubstitution[ts.getNodeId(expression)] = true;
-                        expression = createExportExpression(exportName, expression);
-                    }
-                    return expression;
-                }
-            }
-            return node;
-        }
-        function getExports(name) {
-            if (!ts.isGeneratedIdentifier(name)) {
-                var valueDeclaration = resolver.getReferencedImportDeclaration(name)
-                    || resolver.getReferencedValueDeclaration(name);
-                if (valueDeclaration) {
-                    return currentModuleInfo
-                        && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)];
-                }
-            }
-        }
-    }
-    ts.transformModule = transformModule;
-    var dynamicImportUMDHelper = {
-        name: "typescript:dynamicimport-sync-require",
-        scoped: true,
-        text: "\n            var __syncRequire = typeof module === \"object\" && typeof module.exports === \"object\";"
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformSystemModule(context) {
-        var factory = context.factory, startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration;
-        var compilerOptions = context.getCompilerOptions();
-        var resolver = context.getEmitResolver();
-        var host = context.getEmitHost();
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        var previousOnEmitNode = context.onEmitNode;
-        context.onSubstituteNode = onSubstituteNode;
-        context.onEmitNode = onEmitNode;
-        context.enableSubstitution(78);
-        context.enableSubstitution(289);
-        context.enableSubstitution(216);
-        context.enableSubstitution(214);
-        context.enableSubstitution(215);
-        context.enableSubstitution(226);
-        context.enableEmitNotification(297);
-        var moduleInfoMap = [];
-        var deferredExports = [];
-        var exportFunctionsMap = [];
-        var noSubstitutionMap = [];
-        var contextObjectMap = [];
-        var currentSourceFile;
-        var moduleInfo;
-        var exportFunction;
-        var contextObject;
-        var hoistedStatements;
-        var enclosingBlockScopedContainer;
-        var noSubstitution;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile || !(ts.isEffectiveExternalModule(node, compilerOptions) || node.transformFlags & 2097152)) {
-                return node;
-            }
-            var id = ts.getOriginalNodeId(node);
-            currentSourceFile = node;
-            enclosingBlockScopedContainer = node;
-            moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(context, node, resolver, compilerOptions);
-            exportFunction = factory.createUniqueName("exports");
-            exportFunctionsMap[id] = exportFunction;
-            contextObject = contextObjectMap[id] = factory.createUniqueName("context");
-            var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports);
-            var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups);
-            var moduleBodyFunction = factory.createFunctionExpression(undefined, undefined, undefined, undefined, [
-                factory.createParameterDeclaration(undefined, undefined, undefined, exportFunction),
-                factory.createParameterDeclaration(undefined, undefined, undefined, contextObject)
-            ], undefined, moduleBodyBlock);
-            var moduleName = ts.tryGetModuleNameFromFile(factory, node, host, compilerOptions);
-            var dependencies = factory.createArrayLiteralExpression(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; }));
-            var updated = ts.setEmitFlags(factory.updateSourceFile(node, ts.setTextRange(factory.createNodeArray([
-                factory.createExpressionStatement(factory.createCallExpression(factory.createPropertyAccessExpression(factory.createIdentifier("System"), "register"), undefined, moduleName
-                    ? [moduleName, dependencies, moduleBodyFunction]
-                    : [dependencies, moduleBodyFunction]))
-            ]), node.statements)), 1024);
-            if (!ts.outFile(compilerOptions)) {
-                ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; });
-            }
-            if (noSubstitution) {
-                noSubstitutionMap[id] = noSubstitution;
-                noSubstitution = undefined;
-            }
-            currentSourceFile = undefined;
-            moduleInfo = undefined;
-            exportFunction = undefined;
-            contextObject = undefined;
-            hoistedStatements = undefined;
-            enclosingBlockScopedContainer = undefined;
-            return updated;
-        }
-        function collectDependencyGroups(externalImports) {
-            var groupIndices = new ts.Map();
-            var dependencyGroups = [];
-            for (var _i = 0, externalImports_1 = externalImports; _i < externalImports_1.length; _i++) {
-                var externalImport = externalImports_1[_i];
-                var externalModuleName = ts.getExternalModuleNameLiteral(factory, externalImport, currentSourceFile, host, resolver, compilerOptions);
-                if (externalModuleName) {
-                    var text = externalModuleName.text;
-                    var groupIndex = groupIndices.get(text);
-                    if (groupIndex !== undefined) {
-                        dependencyGroups[groupIndex].externalImports.push(externalImport);
-                    }
-                    else {
-                        groupIndices.set(text, dependencyGroups.length);
-                        dependencyGroups.push({
-                            name: externalModuleName,
-                            externalImports: [externalImport]
-                        });
-                    }
-                }
-            }
-            return dependencyGroups;
-        }
-        function createSystemModuleBody(node, dependencyGroups) {
-            var statements = [];
-            startLexicalEnvironment();
-            var ensureUseStrict = ts.getStrictOptionValue(compilerOptions, "alwaysStrict") || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile));
-            var statementOffset = factory.copyPrologue(node.statements, statements, ensureUseStrict, sourceElementVisitor);
-            statements.push(factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                factory.createVariableDeclaration("__moduleName", undefined, undefined, factory.createLogicalAnd(contextObject, factory.createPropertyAccessExpression(contextObject, "id")))
-            ])));
-            ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement);
-            var executeStatements = ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset);
-            ts.addRange(statements, hoistedStatements);
-            ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
-            var exportStarFunction = addExportStarIfNeeded(statements);
-            var modifiers = node.transformFlags & 524288 ?
-                factory.createModifiersFromModifierFlags(256) :
-                undefined;
-            var moduleObject = factory.createObjectLiteralExpression([
-                factory.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)),
-                factory.createPropertyAssignment("execute", factory.createFunctionExpression(modifiers, undefined, undefined, undefined, [], undefined, factory.createBlock(executeStatements, true)))
-            ], true);
-            statements.push(factory.createReturnStatement(moduleObject));
-            return factory.createBlock(statements, true);
-        }
-        function addExportStarIfNeeded(statements) {
-            if (!moduleInfo.hasExportStarsToExportValues) {
-                return;
-            }
-            if (!moduleInfo.exportedNames && moduleInfo.exportSpecifiers.size === 0) {
-                var hasExportDeclarationWithExportClause = false;
-                for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) {
-                    var externalImport = _a[_i];
-                    if (externalImport.kind === 267 && externalImport.exportClause) {
-                        hasExportDeclarationWithExportClause = true;
-                        break;
-                    }
-                }
-                if (!hasExportDeclarationWithExportClause) {
-                    var exportStarFunction_1 = createExportStarFunction(undefined);
-                    statements.push(exportStarFunction_1);
-                    return exportStarFunction_1.name;
-                }
-            }
-            var exportedNames = [];
-            if (moduleInfo.exportedNames) {
-                for (var _b = 0, _c = moduleInfo.exportedNames; _b < _c.length; _b++) {
-                    var exportedLocalName = _c[_b];
-                    if (exportedLocalName.escapedText === "default") {
-                        continue;
-                    }
-                    exportedNames.push(factory.createPropertyAssignment(factory.createStringLiteralFromNode(exportedLocalName), factory.createTrue()));
-                }
-            }
-            var exportedNamesStorageRef = factory.createUniqueName("exportedNames");
-            statements.push(factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                factory.createVariableDeclaration(exportedNamesStorageRef, undefined, undefined, factory.createObjectLiteralExpression(exportedNames, true))
-            ])));
-            var exportStarFunction = createExportStarFunction(exportedNamesStorageRef);
-            statements.push(exportStarFunction);
-            return exportStarFunction.name;
-        }
-        function createExportStarFunction(localNames) {
-            var exportStarFunction = factory.createUniqueName("exportStar");
-            var m = factory.createIdentifier("m");
-            var n = factory.createIdentifier("n");
-            var exports = factory.createIdentifier("exports");
-            var condition = factory.createStrictInequality(n, factory.createStringLiteral("default"));
-            if (localNames) {
-                condition = factory.createLogicalAnd(condition, factory.createLogicalNot(factory.createCallExpression(factory.createPropertyAccessExpression(localNames, "hasOwnProperty"), undefined, [n])));
-            }
-            return factory.createFunctionDeclaration(undefined, undefined, undefined, exportStarFunction, undefined, [factory.createParameterDeclaration(undefined, undefined, undefined, m)], undefined, factory.createBlock([
-                factory.createVariableStatement(undefined, factory.createVariableDeclarationList([
-                    factory.createVariableDeclaration(exports, undefined, undefined, factory.createObjectLiteralExpression([]))
-                ])),
-                factory.createForInStatement(factory.createVariableDeclarationList([
-                    factory.createVariableDeclaration(n)
-                ]), m, factory.createBlock([
-                    ts.setEmitFlags(factory.createIfStatement(condition, factory.createExpressionStatement(factory.createAssignment(factory.createElementAccessExpression(exports, n), factory.createElementAccessExpression(m, n)))), 1)
-                ])),
-                factory.createExpressionStatement(factory.createCallExpression(exportFunction, undefined, [exports]))
-            ], true));
-        }
-        function createSettersArray(exportStarFunction, dependencyGroups) {
-            var setters = [];
-            for (var _i = 0, dependencyGroups_1 = dependencyGroups; _i < dependencyGroups_1.length; _i++) {
-                var group_2 = dependencyGroups_1[_i];
-                var localName = ts.forEach(group_2.externalImports, function (i) { return ts.getLocalNameForExternalImport(factory, i, currentSourceFile); });
-                var parameterName = localName ? factory.getGeneratedNameForNode(localName) : factory.createUniqueName("");
-                var statements = [];
-                for (var _a = 0, _b = group_2.externalImports; _a < _b.length; _a++) {
-                    var entry = _b[_a];
-                    var importVariableName = ts.getLocalNameForExternalImport(factory, entry, currentSourceFile);
-                    switch (entry.kind) {
-                        case 261:
-                            if (!entry.importClause) {
-                                break;
-                            }
-                        case 260:
-                            ts.Debug.assert(importVariableName !== undefined);
-                            statements.push(factory.createExpressionStatement(factory.createAssignment(importVariableName, parameterName)));
-                            break;
-                        case 267:
-                            ts.Debug.assert(importVariableName !== undefined);
-                            if (entry.exportClause) {
-                                if (ts.isNamedExports(entry.exportClause)) {
-                                    var properties = [];
-                                    for (var _c = 0, _d = entry.exportClause.elements; _c < _d.length; _c++) {
-                                        var e = _d[_c];
-                                        properties.push(factory.createPropertyAssignment(factory.createStringLiteral(ts.idText(e.name)), factory.createElementAccessExpression(parameterName, factory.createStringLiteral(ts.idText(e.propertyName || e.name)))));
-                                    }
-                                    statements.push(factory.createExpressionStatement(factory.createCallExpression(exportFunction, undefined, [factory.createObjectLiteralExpression(properties, true)])));
-                                }
-                                else {
-                                    statements.push(factory.createExpressionStatement(factory.createCallExpression(exportFunction, undefined, [
-                                        factory.createStringLiteral(ts.idText(entry.exportClause.name)),
-                                        parameterName
-                                    ])));
-                                }
-                            }
-                            else {
-                                statements.push(factory.createExpressionStatement(factory.createCallExpression(exportStarFunction, undefined, [parameterName])));
-                            }
-                            break;
-                    }
-                }
-                setters.push(factory.createFunctionExpression(undefined, undefined, undefined, undefined, [factory.createParameterDeclaration(undefined, undefined, undefined, parameterName)], undefined, factory.createBlock(statements, true)));
-            }
-            return factory.createArrayLiteralExpression(setters, true);
-        }
-        function sourceElementVisitor(node) {
-            switch (node.kind) {
-                case 261:
-                    return visitImportDeclaration(node);
-                case 260:
-                    return visitImportEqualsDeclaration(node);
-                case 267:
-                    return visitExportDeclaration(node);
-                case 266:
-                    return visitExportAssignment(node);
-                default:
-                    return nestedElementVisitor(node);
-            }
-        }
-        function visitImportDeclaration(node) {
-            var statements;
-            if (node.importClause) {
-                hoistVariableDeclaration(ts.getLocalNameForExternalImport(factory, node, currentSourceFile));
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfImportDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitExportDeclaration(node) {
-            ts.Debug.assertIsDefined(node);
-            return undefined;
-        }
-        function visitImportEqualsDeclaration(node) {
-            ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer.");
-            var statements;
-            hoistVariableDeclaration(ts.getLocalNameForExternalImport(factory, node, currentSourceFile));
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfImportEqualsDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitExportAssignment(node) {
-            if (node.isExportEquals) {
-                return undefined;
-            }
-            var expression = ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression);
-            var original = node.original;
-            if (original && hasAssociatedEndOfDeclarationMarker(original)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportStatement(deferredExports[id], factory.createIdentifier("default"), expression, true);
-            }
-            else {
-                return createExportStatement(factory.createIdentifier("default"), expression, true);
-            }
-        }
-        function visitFunctionDeclaration(node) {
-            if (ts.hasSyntacticModifier(node, 1)) {
-                hoistedStatements = ts.append(hoistedStatements, factory.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, factory.getDeclarationName(node, true, true), undefined, ts.visitNodes(node.parameters, destructuringAndImportCallVisitor, ts.isParameterDeclaration), undefined, ts.visitNode(node.body, destructuringAndImportCallVisitor, ts.isBlock)));
-            }
-            else {
-                hoistedStatements = ts.append(hoistedStatements, ts.visitEachChild(node, destructuringAndImportCallVisitor, context));
-            }
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
-            }
-            else {
-                hoistedStatements = appendExportsOfHoistedDeclaration(hoistedStatements, node);
-            }
-            return undefined;
-        }
-        function visitClassDeclaration(node) {
-            var statements;
-            var name = factory.getLocalName(node);
-            hoistVariableDeclaration(name);
-            statements = ts.append(statements, ts.setTextRange(factory.createExpressionStatement(factory.createAssignment(name, ts.setTextRange(factory.createClassExpression(ts.visitNodes(node.decorators, destructuringAndImportCallVisitor, ts.isDecorator), undefined, node.name, undefined, ts.visitNodes(node.heritageClauses, destructuringAndImportCallVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringAndImportCallVisitor, ts.isClassElement)), node))), node));
-            if (hasAssociatedEndOfDeclarationMarker(node)) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node);
-            }
-            else {
-                statements = appendExportsOfHoistedDeclaration(statements, node);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function visitVariableStatement(node) {
-            if (!shouldHoistVariableDeclarationList(node.declarationList)) {
-                return ts.visitNode(node, destructuringAndImportCallVisitor, ts.isStatement);
-            }
-            var expressions;
-            var isExportedDeclaration = ts.hasSyntacticModifier(node, 1);
-            var isMarkedDeclaration = hasAssociatedEndOfDeclarationMarker(node);
-            for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                var variable = _a[_i];
-                if (variable.initializer) {
-                    expressions = ts.append(expressions, transformInitializedVariable(variable, isExportedDeclaration && !isMarkedDeclaration));
-                }
-                else {
-                    hoistBindingElement(variable);
-                }
-            }
-            var statements;
-            if (expressions) {
-                statements = ts.append(statements, ts.setTextRange(factory.createExpressionStatement(factory.inlineExpressions(expressions)), node));
-            }
-            if (isMarkedDeclaration) {
-                var id = ts.getOriginalNodeId(node);
-                deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node, isExportedDeclaration);
-            }
-            else {
-                statements = appendExportsOfVariableStatement(statements, node, false);
-            }
-            return ts.singleOrMany(statements);
-        }
-        function hoistBindingElement(node) {
-            if (ts.isBindingPattern(node.name)) {
-                for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) {
-                    var element = _a[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        hoistBindingElement(element);
-                    }
-                }
-            }
-            else {
-                hoistVariableDeclaration(factory.cloneNode(node.name));
-            }
-        }
-        function shouldHoistVariableDeclarationList(node) {
-            return (ts.getEmitFlags(node) & 2097152) === 0
-                && (enclosingBlockScopedContainer.kind === 297
-                    || (ts.getOriginalNode(node).flags & 3) === 0);
-        }
-        function transformInitializedVariable(node, isExportedDeclaration) {
-            var createAssignment = isExportedDeclaration ? createExportedVariableAssignment : createNonExportedVariableAssignment;
-            return ts.isBindingPattern(node.name)
-                ? ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0, false, createAssignment)
-                : node.initializer ? createAssignment(node.name, ts.visitNode(node.initializer, destructuringAndImportCallVisitor, ts.isExpression)) : node.name;
-        }
-        function createExportedVariableAssignment(name, value, location) {
-            return createVariableAssignment(name, value, location, true);
-        }
-        function createNonExportedVariableAssignment(name, value, location) {
-            return createVariableAssignment(name, value, location, false);
-        }
-        function createVariableAssignment(name, value, location, isExportedDeclaration) {
-            hoistVariableDeclaration(factory.cloneNode(name));
-            return isExportedDeclaration
-                ? createExportExpression(name, preventSubstitution(ts.setTextRange(factory.createAssignment(name, value), location)))
-                : preventSubstitution(ts.setTextRange(factory.createAssignment(name, value), location));
-        }
-        function visitMergeDeclarationMarker(node) {
-            if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 232) {
-                var id = ts.getOriginalNodeId(node);
-                var isExportedDeclaration = ts.hasSyntacticModifier(node.original, 1);
-                deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration);
-            }
-            return node;
-        }
-        function hasAssociatedEndOfDeclarationMarker(node) {
-            return (ts.getEmitFlags(node) & 4194304) !== 0;
-        }
-        function visitEndOfDeclarationMarker(node) {
-            var id = ts.getOriginalNodeId(node);
-            var statements = deferredExports[id];
-            if (statements) {
-                delete deferredExports[id];
-                return ts.append(statements, node);
-            }
-            else {
-                var original = ts.getOriginalNode(node);
-                if (ts.isModuleOrEnumDeclaration(original)) {
-                    return ts.append(appendExportsOfDeclaration(statements, original), node);
-                }
-            }
-            return node;
-        }
-        function appendExportsOfImportDeclaration(statements, decl) {
-            if (moduleInfo.exportEquals) {
-                return statements;
-            }
-            var importClause = decl.importClause;
-            if (!importClause) {
-                return statements;
-            }
-            if (importClause.name) {
-                statements = appendExportsOfDeclaration(statements, importClause);
-            }
-            var namedBindings = importClause.namedBindings;
-            if (namedBindings) {
-                switch (namedBindings.kind) {
-                    case 263:
-                        statements = appendExportsOfDeclaration(statements, namedBindings);
-                        break;
-                    case 264:
-                        for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) {
-                            var importBinding = _a[_i];
-                            statements = appendExportsOfDeclaration(statements, importBinding);
-                        }
-                        break;
-                }
-            }
-            return statements;
-        }
-        function appendExportsOfImportEqualsDeclaration(statements, decl) {
-            if (moduleInfo.exportEquals) {
-                return statements;
-            }
-            return appendExportsOfDeclaration(statements, decl);
-        }
-        function appendExportsOfVariableStatement(statements, node, exportSelf) {
-            if (moduleInfo.exportEquals) {
-                return statements;
-            }
-            for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
-                var decl = _a[_i];
-                if (decl.initializer || exportSelf) {
-                    statements = appendExportsOfBindingElement(statements, decl, exportSelf);
-                }
-            }
-            return statements;
-        }
-        function appendExportsOfBindingElement(statements, decl, exportSelf) {
-            if (moduleInfo.exportEquals) {
-                return statements;
-            }
-            if (ts.isBindingPattern(decl.name)) {
-                for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) {
-                    var element = _a[_i];
-                    if (!ts.isOmittedExpression(element)) {
-                        statements = appendExportsOfBindingElement(statements, element, exportSelf);
-                    }
-                }
-            }
-            else if (!ts.isGeneratedIdentifier(decl.name)) {
-                var excludeName = void 0;
-                if (exportSelf) {
-                    statements = appendExportStatement(statements, decl.name, factory.getLocalName(decl));
-                    excludeName = ts.idText(decl.name);
-                }
-                statements = appendExportsOfDeclaration(statements, decl, excludeName);
-            }
-            return statements;
-        }
-        function appendExportsOfHoistedDeclaration(statements, decl) {
-            if (moduleInfo.exportEquals) {
-                return statements;
-            }
-            var excludeName;
-            if (ts.hasSyntacticModifier(decl, 1)) {
-                var exportName = ts.hasSyntacticModifier(decl, 512) ? factory.createStringLiteral("default") : decl.name;
-                statements = appendExportStatement(statements, exportName, factory.getLocalName(decl));
-                excludeName = ts.getTextOfIdentifierOrLiteral(exportName);
-            }
-            if (decl.name) {
-                statements = appendExportsOfDeclaration(statements, decl, excludeName);
-            }
-            return statements;
-        }
-        function appendExportsOfDeclaration(statements, decl, excludeName) {
-            if (moduleInfo.exportEquals) {
-                return statements;
-            }
-            var name = factory.getDeclarationName(decl);
-            var exportSpecifiers = moduleInfo.exportSpecifiers.get(ts.idText(name));
-            if (exportSpecifiers) {
-                for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) {
-                    var exportSpecifier = exportSpecifiers_2[_i];
-                    if (exportSpecifier.name.escapedText !== excludeName) {
-                        statements = appendExportStatement(statements, exportSpecifier.name, name);
-                    }
-                }
-            }
-            return statements;
-        }
-        function appendExportStatement(statements, exportName, expression, allowComments) {
-            statements = ts.append(statements, createExportStatement(exportName, expression, allowComments));
-            return statements;
-        }
-        function createExportStatement(name, value, allowComments) {
-            var statement = factory.createExpressionStatement(createExportExpression(name, value));
-            ts.startOnNewLine(statement);
-            if (!allowComments) {
-                ts.setEmitFlags(statement, 1536);
-            }
-            return statement;
-        }
-        function createExportExpression(name, value) {
-            var exportName = ts.isIdentifier(name) ? factory.createStringLiteralFromNode(name) : name;
-            ts.setEmitFlags(value, ts.getEmitFlags(value) | 1536);
-            return ts.setCommentRange(factory.createCallExpression(exportFunction, undefined, [exportName, value]), value);
-        }
-        function nestedElementVisitor(node) {
-            switch (node.kind) {
-                case 232:
-                    return visitVariableStatement(node);
-                case 251:
-                    return visitFunctionDeclaration(node);
-                case 252:
-                    return visitClassDeclaration(node);
-                case 237:
-                    return visitForStatement(node);
-                case 238:
-                    return visitForInStatement(node);
-                case 239:
-                    return visitForOfStatement(node);
-                case 235:
-                    return visitDoStatement(node);
-                case 236:
-                    return visitWhileStatement(node);
-                case 245:
-                    return visitLabeledStatement(node);
-                case 243:
-                    return visitWithStatement(node);
-                case 244:
-                    return visitSwitchStatement(node);
-                case 258:
-                    return visitCaseBlock(node);
-                case 284:
-                    return visitCaseClause(node);
-                case 285:
-                    return visitDefaultClause(node);
-                case 247:
-                    return visitTryStatement(node);
-                case 287:
-                    return visitCatchClause(node);
-                case 230:
-                    return visitBlock(node);
-                case 338:
-                    return visitMergeDeclarationMarker(node);
-                case 339:
-                    return visitEndOfDeclarationMarker(node);
-                default:
-                    return destructuringAndImportCallVisitor(node);
-            }
-        }
-        function visitForStatement(node) {
-            var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
-            enclosingBlockScopedContainer = node;
-            node = factory.updateForStatement(node, node.initializer && visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.incrementor, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement));
-            enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
-            return node;
-        }
-        function visitForInStatement(node) {
-            var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
-            enclosingBlockScopedContainer = node;
-            node = factory.updateForInStatement(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, factory.liftToBlock));
-            enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
-            return node;
-        }
-        function visitForOfStatement(node) {
-            var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
-            enclosingBlockScopedContainer = node;
-            node = factory.updateForOfStatement(node, node.awaitModifier, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, factory.liftToBlock));
-            enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
-            return node;
-        }
-        function shouldHoistForInitializer(node) {
-            return ts.isVariableDeclarationList(node)
-                && shouldHoistVariableDeclarationList(node);
-        }
-        function visitForInitializer(node) {
-            if (shouldHoistForInitializer(node)) {
-                var expressions = void 0;
-                for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) {
-                    var variable = _a[_i];
-                    expressions = ts.append(expressions, transformInitializedVariable(variable, false));
-                    if (!variable.initializer) {
-                        hoistBindingElement(variable);
-                    }
-                }
-                return expressions ? factory.inlineExpressions(expressions) : factory.createOmittedExpression();
-            }
-            else {
-                return ts.visitEachChild(node, nestedElementVisitor, context);
-            }
-        }
-        function visitDoStatement(node) {
-            return factory.updateDoStatement(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, factory.liftToBlock), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression));
-        }
-        function visitWhileStatement(node) {
-            return factory.updateWhileStatement(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitLabeledStatement(node) {
-            return factory.updateLabeledStatement(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitWithStatement(node) {
-            return factory.updateWithStatement(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, factory.liftToBlock));
-        }
-        function visitSwitchStatement(node) {
-            return factory.updateSwitchStatement(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock));
-        }
-        function visitCaseBlock(node) {
-            var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
-            enclosingBlockScopedContainer = node;
-            node = factory.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause));
-            enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
-            return node;
-        }
-        function visitCaseClause(node) {
-            return factory.updateCaseClause(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNodes(node.statements, nestedElementVisitor, ts.isStatement));
-        }
-        function visitDefaultClause(node) {
-            return ts.visitEachChild(node, nestedElementVisitor, context);
-        }
-        function visitTryStatement(node) {
-            return ts.visitEachChild(node, nestedElementVisitor, context);
-        }
-        function visitCatchClause(node) {
-            var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
-            enclosingBlockScopedContainer = node;
-            node = factory.updateCatchClause(node, node.variableDeclaration, ts.visitNode(node.block, nestedElementVisitor, ts.isBlock));
-            enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
-            return node;
-        }
-        function visitBlock(node) {
-            var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
-            enclosingBlockScopedContainer = node;
-            node = ts.visitEachChild(node, nestedElementVisitor, context);
-            enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
-            return node;
-        }
-        function destructuringAndImportCallVisitor(node) {
-            if (ts.isDestructuringAssignment(node)) {
-                return visitDestructuringAssignment(node);
-            }
-            else if (ts.isImportCall(node)) {
-                return visitImportCallExpression(node);
-            }
-            else if ((node.transformFlags & 1024) || (node.transformFlags & 2097152)) {
-                return ts.visitEachChild(node, destructuringAndImportCallVisitor, context);
-            }
-            else {
-                return node;
-            }
-        }
-        function visitImportCallExpression(node) {
-            return factory.createCallExpression(factory.createPropertyAccessExpression(contextObject, factory.createIdentifier("import")), undefined, ts.some(node.arguments) ? [ts.visitNode(node.arguments[0], destructuringAndImportCallVisitor)] : []);
-        }
-        function visitDestructuringAssignment(node) {
-            if (hasExportedReferenceInDestructuringTarget(node.left)) {
-                return ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0, true);
-            }
-            return ts.visitEachChild(node, destructuringAndImportCallVisitor, context);
-        }
-        function hasExportedReferenceInDestructuringTarget(node) {
-            if (ts.isAssignmentExpression(node, true)) {
-                return hasExportedReferenceInDestructuringTarget(node.left);
-            }
-            else if (ts.isSpreadElement(node)) {
-                return hasExportedReferenceInDestructuringTarget(node.expression);
-            }
-            else if (ts.isObjectLiteralExpression(node)) {
-                return ts.some(node.properties, hasExportedReferenceInDestructuringTarget);
-            }
-            else if (ts.isArrayLiteralExpression(node)) {
-                return ts.some(node.elements, hasExportedReferenceInDestructuringTarget);
-            }
-            else if (ts.isShorthandPropertyAssignment(node)) {
-                return hasExportedReferenceInDestructuringTarget(node.name);
-            }
-            else if (ts.isPropertyAssignment(node)) {
-                return hasExportedReferenceInDestructuringTarget(node.initializer);
-            }
-            else if (ts.isIdentifier(node)) {
-                var container = resolver.getReferencedExportContainer(node);
-                return container !== undefined && container.kind === 297;
-            }
-            else {
-                return false;
-            }
-        }
-        function modifierVisitor(node) {
-            switch (node.kind) {
-                case 92:
-                case 87:
-                    return undefined;
-            }
-            return node;
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            if (node.kind === 297) {
-                var id = ts.getOriginalNodeId(node);
-                currentSourceFile = node;
-                moduleInfo = moduleInfoMap[id];
-                exportFunction = exportFunctionsMap[id];
-                noSubstitution = noSubstitutionMap[id];
-                contextObject = contextObjectMap[id];
-                if (noSubstitution) {
-                    delete noSubstitutionMap[id];
-                }
-                previousOnEmitNode(hint, node, emitCallback);
-                currentSourceFile = undefined;
-                moduleInfo = undefined;
-                exportFunction = undefined;
-                contextObject = undefined;
-                noSubstitution = undefined;
-            }
-            else {
-                previousOnEmitNode(hint, node, emitCallback);
-            }
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (isSubstitutionPrevented(node)) {
-                return node;
-            }
-            if (hint === 1) {
-                return substituteExpression(node);
-            }
-            else if (hint === 4) {
-                return substituteUnspecified(node);
-            }
-            return node;
-        }
-        function substituteUnspecified(node) {
-            switch (node.kind) {
-                case 289:
-                    return substituteShorthandPropertyAssignment(node);
-            }
-            return node;
-        }
-        function substituteShorthandPropertyAssignment(node) {
-            var name = node.name;
-            if (!ts.isGeneratedIdentifier(name) && !ts.isLocalName(name)) {
-                var importDeclaration = resolver.getReferencedImportDeclaration(name);
-                if (importDeclaration) {
-                    if (ts.isImportClause(importDeclaration)) {
-                        return ts.setTextRange(factory.createPropertyAssignment(factory.cloneNode(name), factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(importDeclaration.parent), factory.createIdentifier("default"))), node);
-                    }
-                    else if (ts.isImportSpecifier(importDeclaration)) {
-                        return ts.setTextRange(factory.createPropertyAssignment(factory.cloneNode(name), factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(importDeclaration.parent.parent.parent), factory.cloneNode(importDeclaration.propertyName || importDeclaration.name))), node);
-                    }
-                }
-            }
-            return node;
-        }
-        function substituteExpression(node) {
-            switch (node.kind) {
-                case 78:
-                    return substituteExpressionIdentifier(node);
-                case 216:
-                    return substituteBinaryExpression(node);
-                case 214:
-                case 215:
-                    return substituteUnaryExpression(node);
-                case 226:
-                    return substituteMetaProperty(node);
-            }
-            return node;
-        }
-        function substituteExpressionIdentifier(node) {
-            if (ts.getEmitFlags(node) & 4096) {
-                var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
-                if (externalHelpersModuleName) {
-                    return factory.createPropertyAccessExpression(externalHelpersModuleName, node);
-                }
-                return node;
-            }
-            if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) {
-                var importDeclaration = resolver.getReferencedImportDeclaration(node);
-                if (importDeclaration) {
-                    if (ts.isImportClause(importDeclaration)) {
-                        return ts.setTextRange(factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(importDeclaration.parent), factory.createIdentifier("default")), node);
-                    }
-                    else if (ts.isImportSpecifier(importDeclaration)) {
-                        return ts.setTextRange(factory.createPropertyAccessExpression(factory.getGeneratedNameForNode(importDeclaration.parent.parent.parent), factory.cloneNode(importDeclaration.propertyName || importDeclaration.name)), node);
-                    }
-                }
-            }
-            return node;
-        }
-        function substituteBinaryExpression(node) {
-            if (ts.isAssignmentOperator(node.operatorToken.kind)
-                && ts.isIdentifier(node.left)
-                && !ts.isGeneratedIdentifier(node.left)
-                && !ts.isLocalName(node.left)
-                && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) {
-                var exportedNames = getExports(node.left);
-                if (exportedNames) {
-                    var expression = node;
-                    for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) {
-                        var exportName = exportedNames_4[_i];
-                        expression = createExportExpression(exportName, preventSubstitution(expression));
-                    }
-                    return expression;
-                }
-            }
-            return node;
-        }
-        function substituteUnaryExpression(node) {
-            if ((node.operator === 45 || node.operator === 46)
-                && ts.isIdentifier(node.operand)
-                && !ts.isGeneratedIdentifier(node.operand)
-                && !ts.isLocalName(node.operand)
-                && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) {
-                var exportedNames = getExports(node.operand);
-                if (exportedNames) {
-                    var expression = node.kind === 215
-                        ? ts.setTextRange(factory.createPrefixUnaryExpression(node.operator, node.operand), node)
-                        : node;
-                    for (var _i = 0, exportedNames_5 = exportedNames; _i < exportedNames_5.length; _i++) {
-                        var exportName = exportedNames_5[_i];
-                        expression = createExportExpression(exportName, preventSubstitution(expression));
-                    }
-                    if (node.kind === 215) {
-                        expression = node.operator === 45
-                            ? factory.createSubtract(preventSubstitution(expression), factory.createNumericLiteral(1))
-                            : factory.createAdd(preventSubstitution(expression), factory.createNumericLiteral(1));
-                    }
-                    return expression;
-                }
-            }
-            return node;
-        }
-        function substituteMetaProperty(node) {
-            if (ts.isImportMeta(node)) {
-                return factory.createPropertyAccessExpression(contextObject, factory.createIdentifier("meta"));
-            }
-            return node;
-        }
-        function getExports(name) {
-            var exportedNames;
-            if (!ts.isGeneratedIdentifier(name)) {
-                var valueDeclaration = resolver.getReferencedImportDeclaration(name)
-                    || resolver.getReferencedValueDeclaration(name);
-                if (valueDeclaration) {
-                    var exportContainer = resolver.getReferencedExportContainer(name, false);
-                    if (exportContainer && exportContainer.kind === 297) {
-                        exportedNames = ts.append(exportedNames, factory.getDeclarationName(valueDeclaration));
-                    }
-                    exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]);
-                }
-            }
-            return exportedNames;
-        }
-        function preventSubstitution(node) {
-            if (noSubstitution === undefined)
-                noSubstitution = [];
-            noSubstitution[ts.getNodeId(node)] = true;
-            return node;
-        }
-        function isSubstitutionPrevented(node) {
-            return noSubstitution && node.id && noSubstitution[node.id];
-        }
-    }
-    ts.transformSystemModule = transformSystemModule;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function transformECMAScriptModule(context) {
-        var factory = context.factory, emitHelpers = context.getEmitHelperFactory;
-        var compilerOptions = context.getCompilerOptions();
-        var previousOnEmitNode = context.onEmitNode;
-        var previousOnSubstituteNode = context.onSubstituteNode;
-        context.onEmitNode = onEmitNode;
-        context.onSubstituteNode = onSubstituteNode;
-        context.enableEmitNotification(297);
-        context.enableSubstitution(78);
-        var helperNameSubstitutions;
-        return ts.chainBundle(context, transformSourceFile);
-        function transformSourceFile(node) {
-            if (node.isDeclarationFile) {
-                return node;
-            }
-            if (ts.isExternalModule(node) || compilerOptions.isolatedModules) {
-                var result = updateExternalModule(node);
-                if (!ts.isExternalModule(node) || ts.some(result.statements, ts.isExternalModuleIndicator)) {
-                    return result;
-                }
-                return factory.updateSourceFile(result, ts.setTextRange(factory.createNodeArray(__spreadArrays(result.statements, [ts.createEmptyExports(factory)])), result.statements));
-            }
-            return node;
-        }
-        function updateExternalModule(node) {
-            var externalHelpersImportDeclaration = ts.createExternalHelpersImportDeclarationIfNeeded(factory, emitHelpers(), node, compilerOptions);
-            if (externalHelpersImportDeclaration) {
-                var statements = [];
-                var statementOffset = factory.copyPrologue(node.statements, statements);
-                ts.append(statements, externalHelpersImportDeclaration);
-                ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset));
-                return factory.updateSourceFile(node, ts.setTextRange(factory.createNodeArray(statements), node.statements));
-            }
-            else {
-                return ts.visitEachChild(node, visitor, context);
-            }
-        }
-        function visitor(node) {
-            switch (node.kind) {
-                case 260:
-                    return undefined;
-                case 266:
-                    return visitExportAssignment(node);
-                case 267:
-                    var exportDecl = node;
-                    return visitExportDeclaration(exportDecl);
-            }
-            return node;
-        }
-        function visitExportAssignment(node) {
-            return node.isExportEquals ? undefined : node;
-        }
-        function visitExportDeclaration(node) {
-            if (compilerOptions.module !== undefined && compilerOptions.module > ts.ModuleKind.ES2015) {
-                return node;
-            }
-            if (!node.exportClause || !ts.isNamespaceExport(node.exportClause) || !node.moduleSpecifier) {
-                return node;
-            }
-            var oldIdentifier = node.exportClause.name;
-            var synthName = factory.getGeneratedNameForNode(oldIdentifier);
-            var importDecl = factory.createImportDeclaration(undefined, undefined, factory.createImportClause(false, undefined, factory.createNamespaceImport(synthName)), node.moduleSpecifier);
-            ts.setOriginalNode(importDecl, node.exportClause);
-            var exportDecl = ts.isExportNamespaceAsDefaultDeclaration(node) ? factory.createExportDefault(synthName) : factory.createExportDeclaration(undefined, undefined, false, factory.createNamedExports([factory.createExportSpecifier(synthName, oldIdentifier)]));
-            ts.setOriginalNode(exportDecl, node);
-            return [importDecl, exportDecl];
-        }
-        function onEmitNode(hint, node, emitCallback) {
-            if (ts.isSourceFile(node)) {
-                if ((ts.isExternalModule(node) || compilerOptions.isolatedModules) && compilerOptions.importHelpers) {
-                    helperNameSubstitutions = new ts.Map();
-                }
-                previousOnEmitNode(hint, node, emitCallback);
-                helperNameSubstitutions = undefined;
-            }
-            else {
-                previousOnEmitNode(hint, node, emitCallback);
-            }
-        }
-        function onSubstituteNode(hint, node) {
-            node = previousOnSubstituteNode(hint, node);
-            if (helperNameSubstitutions && ts.isIdentifier(node) && ts.getEmitFlags(node) & 4096) {
-                return substituteHelperName(node);
-            }
-            return node;
-        }
-        function substituteHelperName(node) {
-            var name = ts.idText(node);
-            var substitution = helperNameSubstitutions.get(name);
-            if (!substitution) {
-                helperNameSubstitutions.set(name, substitution = factory.createUniqueName(name, 16 | 32));
-            }
-            return substitution;
-        }
-    }
-    ts.transformECMAScriptModule = transformECMAScriptModule;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function canProduceDiagnostics(node) {
-        return ts.isVariableDeclaration(node) ||
-            ts.isPropertyDeclaration(node) ||
-            ts.isPropertySignature(node) ||
-            ts.isBindingElement(node) ||
-            ts.isSetAccessor(node) ||
-            ts.isGetAccessor(node) ||
-            ts.isConstructSignatureDeclaration(node) ||
-            ts.isCallSignatureDeclaration(node) ||
-            ts.isMethodDeclaration(node) ||
-            ts.isMethodSignature(node) ||
-            ts.isFunctionDeclaration(node) ||
-            ts.isParameter(node) ||
-            ts.isTypeParameterDeclaration(node) ||
-            ts.isExpressionWithTypeArguments(node) ||
-            ts.isImportEqualsDeclaration(node) ||
-            ts.isTypeAliasDeclaration(node) ||
-            ts.isConstructorDeclaration(node) ||
-            ts.isIndexSignatureDeclaration(node) ||
-            ts.isPropertyAccessExpression(node);
-    }
-    ts.canProduceDiagnostics = canProduceDiagnostics;
-    function createGetSymbolAccessibilityDiagnosticForNodeName(node) {
-        if (ts.isSetAccessor(node) || ts.isGetAccessor(node)) {
-            return getAccessorNameVisibilityError;
-        }
-        else if (ts.isMethodSignature(node) || ts.isMethodDeclaration(node)) {
-            return getMethodNameVisibilityError;
-        }
-        else {
-            return createGetSymbolAccessibilityDiagnosticForNode(node);
-        }
-        function getAccessorNameVisibilityError(symbolAccessibilityResult) {
-            var diagnosticMessage = getAccessorNameVisibilityDiagnosticMessage(symbolAccessibilityResult);
-            return diagnosticMessage !== undefined ? {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node,
-                typeName: node.name
-            } : undefined;
-        }
-        function getAccessorNameVisibilityDiagnosticMessage(symbolAccessibilityResult) {
-            if (ts.hasSyntacticModifier(node, 32)) {
-                return symbolAccessibilityResult.errorModuleName ?
-                    symbolAccessibilityResult.accessibility === 2 ?
-                        ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                        ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1;
-            }
-            else if (node.parent.kind === 252) {
-                return symbolAccessibilityResult.errorModuleName ?
-                    symbolAccessibilityResult.accessibility === 2 ?
-                        ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                        ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1;
-            }
-            else {
-                return symbolAccessibilityResult.errorModuleName ?
-                    ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1;
-            }
-        }
-        function getMethodNameVisibilityError(symbolAccessibilityResult) {
-            var diagnosticMessage = getMethodNameVisibilityDiagnosticMessage(symbolAccessibilityResult);
-            return diagnosticMessage !== undefined ? {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node,
-                typeName: node.name
-            } : undefined;
-        }
-        function getMethodNameVisibilityDiagnosticMessage(symbolAccessibilityResult) {
-            if (ts.hasSyntacticModifier(node, 32)) {
-                return symbolAccessibilityResult.errorModuleName ?
-                    symbolAccessibilityResult.accessibility === 2 ?
-                        ts.Diagnostics.Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                        ts.Diagnostics.Public_static_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Public_static_method_0_of_exported_class_has_or_is_using_private_name_1;
-            }
-            else if (node.parent.kind === 252) {
-                return symbolAccessibilityResult.errorModuleName ?
-                    symbolAccessibilityResult.accessibility === 2 ?
-                        ts.Diagnostics.Public_method_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                        ts.Diagnostics.Public_method_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Public_method_0_of_exported_class_has_or_is_using_private_name_1;
-            }
-            else {
-                return symbolAccessibilityResult.errorModuleName ?
-                    ts.Diagnostics.Method_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Method_0_of_exported_interface_has_or_is_using_private_name_1;
-            }
-        }
-    }
-    ts.createGetSymbolAccessibilityDiagnosticForNodeName = createGetSymbolAccessibilityDiagnosticForNodeName;
-    function createGetSymbolAccessibilityDiagnosticForNode(node) {
-        if (ts.isVariableDeclaration(node) || ts.isPropertyDeclaration(node) || ts.isPropertySignature(node) || ts.isPropertyAccessExpression(node) || ts.isBindingElement(node) || ts.isConstructorDeclaration(node)) {
-            return getVariableDeclarationTypeVisibilityError;
-        }
-        else if (ts.isSetAccessor(node) || ts.isGetAccessor(node)) {
-            return getAccessorDeclarationTypeVisibilityError;
-        }
-        else if (ts.isConstructSignatureDeclaration(node) || ts.isCallSignatureDeclaration(node) || ts.isMethodDeclaration(node) || ts.isMethodSignature(node) || ts.isFunctionDeclaration(node) || ts.isIndexSignatureDeclaration(node)) {
-            return getReturnTypeVisibilityError;
-        }
-        else if (ts.isParameter(node)) {
-            if (ts.isParameterPropertyDeclaration(node, node.parent) && ts.hasSyntacticModifier(node.parent, 8)) {
-                return getVariableDeclarationTypeVisibilityError;
-            }
-            return getParameterDeclarationTypeVisibilityError;
-        }
-        else if (ts.isTypeParameterDeclaration(node)) {
-            return getTypeParameterConstraintVisibilityError;
-        }
-        else if (ts.isExpressionWithTypeArguments(node)) {
-            return getHeritageClauseVisibilityError;
-        }
-        else if (ts.isImportEqualsDeclaration(node)) {
-            return getImportEntityNameVisibilityError;
-        }
-        else if (ts.isTypeAliasDeclaration(node)) {
-            return getTypeAliasDeclarationVisibilityError;
-        }
-        else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
-        }
-        function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
-            if (node.kind === 249 || node.kind === 198) {
-                return symbolAccessibilityResult.errorModuleName ?
-                    symbolAccessibilityResult.accessibility === 2 ?
-                        ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                        ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 :
-                    ts.Diagnostics.Exported_variable_0_has_or_is_using_private_name_1;
-            }
-            else if (node.kind === 163 || node.kind === 201 || node.kind === 162 ||
-                (node.kind === 160 && ts.hasSyntacticModifier(node.parent, 8))) {
-                if (ts.hasSyntacticModifier(node, 32)) {
-                    return symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1;
-                }
-                else if (node.parent.kind === 252 || node.kind === 160) {
-                    return symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1;
-                }
-                else {
-                    return symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1;
-                }
-            }
-        }
-        function getVariableDeclarationTypeVisibilityError(symbolAccessibilityResult) {
-            var diagnosticMessage = getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult);
-            return diagnosticMessage !== undefined ? {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node,
-                typeName: node.name
-            } : undefined;
-        }
-        function getAccessorDeclarationTypeVisibilityError(symbolAccessibilityResult) {
-            var diagnosticMessage;
-            if (node.kind === 168) {
-                if (ts.hasSyntacticModifier(node, 32)) {
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_type_of_public_static_setter_0_from_exported_class_has_or_is_using_private_name_1;
-                }
-                else {
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_type_of_public_setter_0_from_exported_class_has_or_is_using_private_name_1;
-                }
-            }
-            else {
-                if (ts.hasSyntacticModifier(node, 32)) {
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Return_type_of_public_static_getter_0_from_exported_class_has_or_is_using_private_name_1;
-                }
-                else {
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Return_type_of_public_getter_0_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Return_type_of_public_getter_0_from_exported_class_has_or_is_using_private_name_1;
-                }
-            }
-            return {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node.name,
-                typeName: node.name
-            };
-        }
-        function getReturnTypeVisibilityError(symbolAccessibilityResult) {
-            var diagnosticMessage;
-            switch (node.kind) {
-                case 170:
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
-                        ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0;
-                    break;
-                case 169:
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
-                        ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0;
-                    break;
-                case 171:
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
-                        ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0;
-                    break;
-                case 165:
-                case 164:
-                    if (ts.hasSyntacticModifier(node, 32)) {
-                        diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                            symbolAccessibilityResult.accessibility === 2 ?
-                                ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
-                                ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
-                            ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0;
-                    }
-                    else if (node.parent.kind === 252) {
-                        diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                            symbolAccessibilityResult.accessibility === 2 ?
-                                ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
-                                ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 :
-                            ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0;
-                    }
-                    else {
-                        diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                            ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1 :
-                            ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0;
-                    }
-                    break;
-                case 251:
-                    diagnosticMessage = symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named :
-                            ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1 :
-                        ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_private_name_0;
-                    break;
-                default:
-                    return ts.Debug.fail("This is unknown kind for signature: " + node.kind);
-            }
-            return {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node.name || node
-            };
-        }
-        function getParameterDeclarationTypeVisibilityError(symbolAccessibilityResult) {
-            var diagnosticMessage = getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult);
-            return diagnosticMessage !== undefined ? {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node,
-                typeName: node.name
-            } : undefined;
-        }
-        function getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
-            switch (node.parent.kind) {
-                case 166:
-                    return symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1;
-                case 170:
-                case 175:
-                    return symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
-                case 169:
-                    return symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
-                case 171:
-                    return symbolAccessibilityResult.errorModuleName ?
-                        ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1;
-                case 165:
-                case 164:
-                    if (ts.hasSyntacticModifier(node.parent, 32)) {
-                        return symbolAccessibilityResult.errorModuleName ?
-                            symbolAccessibilityResult.accessibility === 2 ?
-                                ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                                ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                            ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1;
-                    }
-                    else if (node.parent.parent.kind === 252) {
-                        return symbolAccessibilityResult.errorModuleName ?
-                            symbolAccessibilityResult.accessibility === 2 ?
-                                ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                                ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 :
-                            ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1;
-                    }
-                    else {
-                        return symbolAccessibilityResult.errorModuleName ?
-                            ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 :
-                            ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1;
-                    }
-                case 251:
-                case 174:
-                    return symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_private_name_1;
-                case 168:
-                case 167:
-                    return symbolAccessibilityResult.errorModuleName ?
-                        symbolAccessibilityResult.accessibility === 2 ?
-                            ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named :
-                            ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
-                        ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
-                default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
-            }
-        }
-        function getTypeParameterConstraintVisibilityError() {
-            var diagnosticMessage;
-            switch (node.parent.kind) {
-                case 252:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1;
-                    break;
-                case 253:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1;
-                    break;
-                case 190:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_mapped_object_type_is_using_private_name_1;
-                    break;
-                case 175:
-                case 170:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
-                    break;
-                case 169:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
-                    break;
-                case 165:
-                case 164:
-                    if (ts.hasSyntacticModifier(node.parent, 32)) {
-                        diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1;
-                    }
-                    else if (node.parent.parent.kind === 252) {
-                        diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1;
-                    }
-                    else {
-                        diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1;
-                    }
-                    break;
-                case 174:
-                case 251:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1;
-                    break;
-                case 254:
-                    diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1;
-                    break;
-                default:
-                    return ts.Debug.fail("This is unknown parent for type parameter: " + node.parent.kind);
-            }
-            return {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node,
-                typeName: node.name
-            };
-        }
-        function getHeritageClauseVisibilityError() {
-            var diagnosticMessage;
-            if (ts.isClassDeclaration(node.parent.parent)) {
-                diagnosticMessage = ts.isHeritageClause(node.parent) && node.parent.token === 116 ?
-                    ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 :
-                    node.parent.parent.name ? ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1 :
-                        ts.Diagnostics.extends_clause_of_exported_class_has_or_is_using_private_name_0;
-            }
-            else {
-                diagnosticMessage = ts.Diagnostics.extends_clause_of_exported_interface_0_has_or_is_using_private_name_1;
-            }
-            return {
-                diagnosticMessage: diagnosticMessage,
-                errorNode: node,
-                typeName: ts.getNameOfDeclaration(node.parent.parent)
-            };
-        }
-        function getImportEntityNameVisibilityError() {
-            return {
-                diagnosticMessage: ts.Diagnostics.Import_declaration_0_is_using_private_name_1,
-                errorNode: node,
-                typeName: node.name
-            };
-        }
-        function getTypeAliasDeclarationVisibilityError() {
-            return {
-                diagnosticMessage: ts.Diagnostics.Exported_type_alias_0_has_or_is_using_private_name_1,
-                errorNode: node.type,
-                typeName: node.name
-            };
-        }
-    }
-    ts.createGetSymbolAccessibilityDiagnosticForNode = createGetSymbolAccessibilityDiagnosticForNode;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getDeclarationDiagnostics(host, resolver, file) {
-        var compilerOptions = host.getCompilerOptions();
-        var result = ts.transformNodes(resolver, host, ts.factory, compilerOptions, file ? [file] : ts.filter(host.getSourceFiles(), ts.isSourceFileNotJson), [transformDeclarations], false);
-        return result.diagnostics;
-    }
-    ts.getDeclarationDiagnostics = getDeclarationDiagnostics;
-    function hasInternalAnnotation(range, currentSourceFile) {
-        var comment = currentSourceFile.text.substring(range.pos, range.end);
-        return ts.stringContains(comment, "@internal");
-    }
-    function isInternalDeclaration(node, currentSourceFile) {
-        var parseTreeNode = ts.getParseTreeNode(node);
-        if (parseTreeNode && parseTreeNode.kind === 160) {
-            var paramIdx = parseTreeNode.parent.parameters.indexOf(parseTreeNode);
-            var previousSibling = paramIdx > 0 ? parseTreeNode.parent.parameters[paramIdx - 1] : undefined;
-            var text = currentSourceFile.text;
-            var commentRanges = previousSibling
-                ? ts.concatenate(ts.getTrailingCommentRanges(text, ts.skipTrivia(text, previousSibling.end + 1, false, true)), ts.getLeadingCommentRanges(text, node.pos))
-                : ts.getTrailingCommentRanges(text, ts.skipTrivia(text, node.pos, false, true));
-            return commentRanges && commentRanges.length && hasInternalAnnotation(ts.last(commentRanges), currentSourceFile);
-        }
-        var leadingCommentRanges = parseTreeNode && ts.getLeadingCommentRangesOfNode(parseTreeNode, currentSourceFile);
-        return !!ts.forEach(leadingCommentRanges, function (range) {
-            return hasInternalAnnotation(range, currentSourceFile);
-        });
-    }
-    ts.isInternalDeclaration = isInternalDeclaration;
-    var declarationEmitNodeBuilderFlags = 1024 |
-        2048 |
-        4096 |
-        8 |
-        524288 |
-        4 |
-        1;
-    function transformDeclarations(context) {
-        var throwDiagnostic = function () { return ts.Debug.fail("Diagnostic emitted without context"); };
-        var getSymbolAccessibilityDiagnostic = throwDiagnostic;
-        var needsDeclare = true;
-        var isBundledEmit = false;
-        var resultHasExternalModuleIndicator = false;
-        var needsScopeFixMarker = false;
-        var resultHasScopeMarker = false;
-        var enclosingDeclaration;
-        var necessaryTypeReferences;
-        var lateMarkedStatements;
-        var lateStatementReplacementMap;
-        var suppressNewDiagnosticContexts;
-        var exportedModulesFromDeclarationEmit;
-        var factory = context.factory;
-        var host = context.getEmitHost();
-        var symbolTracker = {
-            trackSymbol: trackSymbol,
-            reportInaccessibleThisError: reportInaccessibleThisError,
-            reportInaccessibleUniqueSymbolError: reportInaccessibleUniqueSymbolError,
-            reportCyclicStructureError: reportCyclicStructureError,
-            reportPrivateInBaseOfClassExpression: reportPrivateInBaseOfClassExpression,
-            reportLikelyUnsafeImportRequiredError: reportLikelyUnsafeImportRequiredError,
-            reportTruncationError: reportTruncationError,
-            moduleResolverHost: host,
-            trackReferencedAmbientModule: trackReferencedAmbientModule,
-            trackExternalModuleSymbolOfImportTypeNode: trackExternalModuleSymbolOfImportTypeNode,
-            reportNonlocalAugmentation: reportNonlocalAugmentation
-        };
-        var errorNameNode;
-        var currentSourceFile;
-        var refs;
-        var libs;
-        var emittedImports;
-        var resolver = context.getEmitResolver();
-        var options = context.getCompilerOptions();
-        var noResolve = options.noResolve, stripInternal = options.stripInternal;
-        return transformRoot;
-        function recordTypeReferenceDirectivesIfNecessary(typeReferenceDirectives) {
-            if (!typeReferenceDirectives) {
-                return;
-            }
-            necessaryTypeReferences = necessaryTypeReferences || new ts.Set();
-            for (var _i = 0, typeReferenceDirectives_2 = typeReferenceDirectives; _i < typeReferenceDirectives_2.length; _i++) {
-                var ref = typeReferenceDirectives_2[_i];
-                necessaryTypeReferences.add(ref);
-            }
-        }
-        function trackReferencedAmbientModule(node, symbol) {
-            var directives = resolver.getTypeReferenceDirectivesForSymbol(symbol, 67108863);
-            if (ts.length(directives)) {
-                return recordTypeReferenceDirectivesIfNecessary(directives);
-            }
-            var container = ts.getSourceFileOfNode(node);
-            refs.set(ts.getOriginalNodeId(container), container);
-        }
-        function handleSymbolAccessibilityError(symbolAccessibilityResult) {
-            if (symbolAccessibilityResult.accessibility === 0) {
-                if (symbolAccessibilityResult && symbolAccessibilityResult.aliasesToMakeVisible) {
-                    if (!lateMarkedStatements) {
-                        lateMarkedStatements = symbolAccessibilityResult.aliasesToMakeVisible;
-                    }
-                    else {
-                        for (var _i = 0, _a = symbolAccessibilityResult.aliasesToMakeVisible; _i < _a.length; _i++) {
-                            var ref = _a[_i];
-                            ts.pushIfUnique(lateMarkedStatements, ref);
-                        }
-                    }
-                }
-            }
-            else {
-                var errorInfo = getSymbolAccessibilityDiagnostic(symbolAccessibilityResult);
-                if (errorInfo) {
-                    if (errorInfo.typeName) {
-                        context.addDiagnostic(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, ts.getTextOfNode(errorInfo.typeName), symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName));
-                    }
-                    else {
-                        context.addDiagnostic(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName));
-                    }
-                }
-            }
-        }
-        function trackExternalModuleSymbolOfImportTypeNode(symbol) {
-            if (!isBundledEmit) {
-                (exportedModulesFromDeclarationEmit || (exportedModulesFromDeclarationEmit = [])).push(symbol);
-            }
-        }
-        function trackSymbol(symbol, enclosingDeclaration, meaning) {
-            if (symbol.flags & 262144)
-                return;
-            handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning, true));
-            recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForSymbol(symbol, meaning));
-        }
-        function reportPrivateInBaseOfClassExpression(propertyName) {
-            if (errorNameNode) {
-                context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.Property_0_of_exported_class_expression_may_not_be_private_or_protected, propertyName));
-            }
-        }
-        function reportInaccessibleUniqueSymbolError() {
-            if (errorNameNode) {
-                context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode), "unique symbol"));
-            }
-        }
-        function reportCyclicStructureError() {
-            if (errorNameNode) {
-                context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_a_type_with_a_cyclic_structure_which_cannot_be_trivially_serialized_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode)));
-            }
-        }
-        function reportInaccessibleThisError() {
-            if (errorNameNode) {
-                context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_an_inaccessible_1_type_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode), "this"));
-            }
-        }
-        function reportLikelyUnsafeImportRequiredError(specifier) {
-            if (errorNameNode) {
-                context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_cannot_be_named_without_a_reference_to_1_This_is_likely_not_portable_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode), specifier));
-            }
-        }
-        function reportTruncationError() {
-            if (errorNameNode) {
-                context.addDiagnostic(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_this_node_exceeds_the_maximum_length_the_compiler_will_serialize_An_explicit_type_annotation_is_needed));
-            }
-        }
-        function reportNonlocalAugmentation(containingFile, parentSymbol, symbol) {
-            var primaryDeclaration = ts.find(parentSymbol.declarations, function (d) { return ts.getSourceFileOfNode(d) === containingFile; });
-            var augmentingDeclarations = ts.filter(symbol.declarations, function (d) { return ts.getSourceFileOfNode(d) !== containingFile; });
-            for (var _i = 0, augmentingDeclarations_1 = augmentingDeclarations; _i < augmentingDeclarations_1.length; _i++) {
-                var augmentations = augmentingDeclarations_1[_i];
-                context.addDiagnostic(ts.addRelatedInfo(ts.createDiagnosticForNode(augmentations, ts.Diagnostics.Declaration_augments_declaration_in_another_file_This_cannot_be_serialized), ts.createDiagnosticForNode(primaryDeclaration, ts.Diagnostics.This_is_the_declaration_being_augmented_Consider_moving_the_augmenting_declaration_into_the_same_file)));
-            }
-        }
-        function transformDeclarationsForJS(sourceFile, bundled) {
-            var oldDiag = getSymbolAccessibilityDiagnostic;
-            getSymbolAccessibilityDiagnostic = function (s) { return ({
-                diagnosticMessage: s.errorModuleName
-                    ? ts.Diagnostics.Declaration_emit_for_this_file_requires_using_private_name_0_from_module_1_An_explicit_type_annotation_may_unblock_declaration_emit
-                    : ts.Diagnostics.Declaration_emit_for_this_file_requires_using_private_name_0_An_explicit_type_annotation_may_unblock_declaration_emit,
-                errorNode: s.errorNode || sourceFile
-            }); };
-            var result = resolver.getDeclarationStatementsForSourceFile(sourceFile, declarationEmitNodeBuilderFlags, symbolTracker, bundled);
-            getSymbolAccessibilityDiagnostic = oldDiag;
-            return result;
-        }
-        function transformRoot(node) {
-            if (node.kind === 297 && node.isDeclarationFile) {
-                return node;
-            }
-            if (node.kind === 298) {
-                isBundledEmit = true;
-                refs = new ts.Map();
-                libs = new ts.Map();
-                var hasNoDefaultLib_1 = false;
-                var bundle = factory.createBundle(ts.map(node.sourceFiles, function (sourceFile) {
-                    if (sourceFile.isDeclarationFile)
-                        return undefined;
-                    hasNoDefaultLib_1 = hasNoDefaultLib_1 || sourceFile.hasNoDefaultLib;
-                    currentSourceFile = sourceFile;
-                    enclosingDeclaration = sourceFile;
-                    lateMarkedStatements = undefined;
-                    suppressNewDiagnosticContexts = false;
-                    lateStatementReplacementMap = new ts.Map();
-                    getSymbolAccessibilityDiagnostic = throwDiagnostic;
-                    needsScopeFixMarker = false;
-                    resultHasScopeMarker = false;
-                    collectReferences(sourceFile, refs);
-                    collectLibs(sourceFile, libs);
-                    if (ts.isExternalOrCommonJsModule(sourceFile) || ts.isJsonSourceFile(sourceFile)) {
-                        resultHasExternalModuleIndicator = false;
-                        needsDeclare = false;
-                        var statements = ts.isSourceFileJS(sourceFile) ? factory.createNodeArray(transformDeclarationsForJS(sourceFile, true)) : ts.visitNodes(sourceFile.statements, visitDeclarationStatements);
-                        var newFile = factory.updateSourceFile(sourceFile, [factory.createModuleDeclaration([], [factory.createModifier(133)], factory.createStringLiteral(ts.getResolvedExternalModuleName(context.getEmitHost(), sourceFile)), factory.createModuleBlock(ts.setTextRange(factory.createNodeArray(transformAndReplaceLatePaintedStatements(statements)), sourceFile.statements)))], true, [], [], false, []);
-                        return newFile;
-                    }
-                    needsDeclare = true;
-                    var updated = ts.isSourceFileJS(sourceFile) ? factory.createNodeArray(transformDeclarationsForJS(sourceFile)) : ts.visitNodes(sourceFile.statements, visitDeclarationStatements);
-                    return factory.updateSourceFile(sourceFile, transformAndReplaceLatePaintedStatements(updated), true, [], [], false, []);
-                }), ts.mapDefined(node.prepends, function (prepend) {
-                    if (prepend.kind === 300) {
-                        var sourceFile = ts.createUnparsedSourceFile(prepend, "dts", stripInternal);
-                        hasNoDefaultLib_1 = hasNoDefaultLib_1 || !!sourceFile.hasNoDefaultLib;
-                        collectReferences(sourceFile, refs);
-                        recordTypeReferenceDirectivesIfNecessary(sourceFile.typeReferenceDirectives);
-                        collectLibs(sourceFile, libs);
-                        return sourceFile;
-                    }
-                    return prepend;
-                }));
-                bundle.syntheticFileReferences = [];
-                bundle.syntheticTypeReferences = getFileReferencesForUsedTypeReferences();
-                bundle.syntheticLibReferences = getLibReferences();
-                bundle.hasNoDefaultLib = hasNoDefaultLib_1;
-                var outputFilePath_1 = ts.getDirectoryPath(ts.normalizeSlashes(ts.getOutputPathsFor(node, host, true).declarationFilePath));
-                var referenceVisitor_1 = mapReferencesIntoArray(bundle.syntheticFileReferences, outputFilePath_1);
-                refs.forEach(referenceVisitor_1);
-                return bundle;
-            }
-            needsDeclare = true;
-            needsScopeFixMarker = false;
-            resultHasScopeMarker = false;
-            enclosingDeclaration = node;
-            currentSourceFile = node;
-            getSymbolAccessibilityDiagnostic = throwDiagnostic;
-            isBundledEmit = false;
-            resultHasExternalModuleIndicator = false;
-            suppressNewDiagnosticContexts = false;
-            lateMarkedStatements = undefined;
-            lateStatementReplacementMap = new ts.Map();
-            necessaryTypeReferences = undefined;
-            refs = collectReferences(currentSourceFile, new ts.Map());
-            libs = collectLibs(currentSourceFile, new ts.Map());
-            var references = [];
-            var outputFilePath = ts.getDirectoryPath(ts.normalizeSlashes(ts.getOutputPathsFor(node, host, true).declarationFilePath));
-            var referenceVisitor = mapReferencesIntoArray(references, outputFilePath);
-            var combinedStatements;
-            if (ts.isSourceFileJS(currentSourceFile)) {
-                combinedStatements = factory.createNodeArray(transformDeclarationsForJS(node));
-                refs.forEach(referenceVisitor);
-                emittedImports = ts.filter(combinedStatements, ts.isAnyImportSyntax);
-            }
-            else {
-                var statements = ts.visitNodes(node.statements, visitDeclarationStatements);
-                combinedStatements = ts.setTextRange(factory.createNodeArray(transformAndReplaceLatePaintedStatements(statements)), node.statements);
-                refs.forEach(referenceVisitor);
-                emittedImports = ts.filter(combinedStatements, ts.isAnyImportSyntax);
-                if (ts.isExternalModule(node) && (!resultHasExternalModuleIndicator || (needsScopeFixMarker && !resultHasScopeMarker))) {
-                    combinedStatements = ts.setTextRange(factory.createNodeArray(__spreadArrays(combinedStatements, [ts.createEmptyExports(factory)])), combinedStatements);
-                }
-            }
-            var updated = factory.updateSourceFile(node, combinedStatements, true, references, getFileReferencesForUsedTypeReferences(), node.hasNoDefaultLib, getLibReferences());
-            updated.exportedModulesFromDeclarationEmit = exportedModulesFromDeclarationEmit;
-            return updated;
-            function getLibReferences() {
-                return ts.map(ts.arrayFrom(libs.keys()), function (lib) { return ({ fileName: lib, pos: -1, end: -1 }); });
-            }
-            function getFileReferencesForUsedTypeReferences() {
-                return necessaryTypeReferences ? ts.mapDefined(ts.arrayFrom(necessaryTypeReferences.keys()), getFileReferenceForTypeName) : [];
-            }
-            function getFileReferenceForTypeName(typeName) {
-                if (emittedImports) {
-                    for (var _i = 0, emittedImports_1 = emittedImports; _i < emittedImports_1.length; _i++) {
-                        var importStatement = emittedImports_1[_i];
-                        if (ts.isImportEqualsDeclaration(importStatement) && ts.isExternalModuleReference(importStatement.moduleReference)) {
-                            var expr = importStatement.moduleReference.expression;
-                            if (ts.isStringLiteralLike(expr) && expr.text === typeName) {
-                                return undefined;
-                            }
-                        }
-                        else if (ts.isImportDeclaration(importStatement) && ts.isStringLiteral(importStatement.moduleSpecifier) && importStatement.moduleSpecifier.text === typeName) {
-                            return undefined;
-                        }
-                    }
-                }
-                return { fileName: typeName, pos: -1, end: -1 };
-            }
-            function mapReferencesIntoArray(references, outputFilePath) {
-                return function (file) {
-                    var declFileName;
-                    if (file.isDeclarationFile) {
-                        declFileName = file.fileName;
-                    }
-                    else {
-                        if (isBundledEmit && ts.contains(node.sourceFiles, file))
-                            return;
-                        var paths = ts.getOutputPathsFor(file, host, true);
-                        declFileName = paths.declarationFilePath || paths.jsFilePath || file.fileName;
-                    }
-                    if (declFileName) {
-                        var specifier = ts.moduleSpecifiers.getModuleSpecifier(__assign(__assign({}, options), { baseUrl: options.baseUrl && ts.toPath(options.baseUrl, host.getCurrentDirectory(), host.getCanonicalFileName) }), currentSourceFile, ts.toPath(outputFilePath, host.getCurrentDirectory(), host.getCanonicalFileName), ts.toPath(declFileName, host.getCurrentDirectory(), host.getCanonicalFileName), host, undefined);
-                        if (!ts.pathIsRelative(specifier)) {
-                            recordTypeReferenceDirectivesIfNecessary([specifier]);
-                            return;
-                        }
-                        var fileName = ts.getRelativePathToDirectoryOrUrl(outputFilePath, declFileName, host.getCurrentDirectory(), host.getCanonicalFileName, false);
-                        if (ts.startsWith(fileName, "./") && ts.hasExtension(fileName)) {
-                            fileName = fileName.substring(2);
-                        }
-                        if (ts.startsWith(fileName, "node_modules/") || ts.pathContainsNodeModules(fileName)) {
-                            return;
-                        }
-                        references.push({ pos: -1, end: -1, fileName: fileName });
-                    }
-                };
-            }
-        }
-        function collectReferences(sourceFile, ret) {
-            if (noResolve || (!ts.isUnparsedSource(sourceFile) && ts.isSourceFileJS(sourceFile)))
-                return ret;
-            ts.forEach(sourceFile.referencedFiles, function (f) {
-                var elem = host.getSourceFileFromReference(sourceFile, f);
-                if (elem) {
-                    ret.set(ts.getOriginalNodeId(elem), elem);
-                }
-            });
-            return ret;
-        }
-        function collectLibs(sourceFile, ret) {
-            ts.forEach(sourceFile.libReferenceDirectives, function (ref) {
-                var lib = host.getLibFileFromReference(ref);
-                if (lib) {
-                    ret.set(ts.toFileNameLowerCase(ref.fileName), true);
-                }
-            });
-            return ret;
-        }
-        function filterBindingPatternInitializers(name) {
-            if (name.kind === 78) {
-                return name;
-            }
-            else {
-                if (name.kind === 197) {
-                    return factory.updateArrayBindingPattern(name, ts.visitNodes(name.elements, visitBindingElement));
-                }
-                else {
-                    return factory.updateObjectBindingPattern(name, ts.visitNodes(name.elements, visitBindingElement));
-                }
-            }
-            function visitBindingElement(elem) {
-                if (elem.kind === 222) {
-                    return elem;
-                }
-                return factory.updateBindingElement(elem, elem.dotDotDotToken, elem.propertyName, filterBindingPatternInitializers(elem.name), shouldPrintWithInitializer(elem) ? elem.initializer : undefined);
-            }
-        }
-        function ensureParameter(p, modifierMask, type) {
-            var oldDiag;
-            if (!suppressNewDiagnosticContexts) {
-                oldDiag = getSymbolAccessibilityDiagnostic;
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(p);
-            }
-            var newParam = factory.updateParameterDeclaration(p, undefined, maskModifiers(p, modifierMask), p.dotDotDotToken, filterBindingPatternInitializers(p.name), resolver.isOptionalParameter(p) ? (p.questionToken || factory.createToken(57)) : undefined, ensureType(p, type || p.type, true), ensureNoInitializer(p));
-            if (!suppressNewDiagnosticContexts) {
-                getSymbolAccessibilityDiagnostic = oldDiag;
-            }
-            return newParam;
-        }
-        function shouldPrintWithInitializer(node) {
-            return canHaveLiteralInitializer(node) && resolver.isLiteralConstDeclaration(ts.getParseTreeNode(node));
-        }
-        function ensureNoInitializer(node) {
-            if (shouldPrintWithInitializer(node)) {
-                return resolver.createLiteralConstValue(ts.getParseTreeNode(node), symbolTracker);
-            }
-            return undefined;
-        }
-        function ensureType(node, type, ignorePrivate) {
-            if (!ignorePrivate && ts.hasEffectiveModifier(node, 8)) {
-                return;
-            }
-            if (shouldPrintWithInitializer(node)) {
-                return;
-            }
-            var shouldUseResolverType = node.kind === 160 &&
-                (resolver.isRequiredInitializedParameter(node) ||
-                    resolver.isOptionalUninitializedParameterProperty(node));
-            if (type && !shouldUseResolverType) {
-                return ts.visitNode(type, visitDeclarationSubtree);
-            }
-            if (!ts.getParseTreeNode(node)) {
-                return type ? ts.visitNode(type, visitDeclarationSubtree) : factory.createKeywordTypeNode(128);
-            }
-            if (node.kind === 168) {
-                return factory.createKeywordTypeNode(128);
-            }
-            errorNameNode = node.name;
-            var oldDiag;
-            if (!suppressNewDiagnosticContexts) {
-                oldDiag = getSymbolAccessibilityDiagnostic;
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(node);
-            }
-            if (node.kind === 249 || node.kind === 198) {
-                return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
-            }
-            if (node.kind === 160
-                || node.kind === 163
-                || node.kind === 162) {
-                if (!node.initializer)
-                    return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker, shouldUseResolverType));
-                return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker, shouldUseResolverType) || resolver.createTypeOfExpression(node.initializer, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
-            }
-            return cleanup(resolver.createReturnTypeOfSignatureDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
-            function cleanup(returnValue) {
-                errorNameNode = undefined;
-                if (!suppressNewDiagnosticContexts) {
-                    getSymbolAccessibilityDiagnostic = oldDiag;
-                }
-                return returnValue || factory.createKeywordTypeNode(128);
-            }
-        }
-        function isDeclarationAndNotVisible(node) {
-            node = ts.getParseTreeNode(node);
-            switch (node.kind) {
-                case 251:
-                case 256:
-                case 253:
-                case 252:
-                case 254:
-                case 255:
-                    return !resolver.isDeclarationVisible(node);
-                case 249:
-                    return !getBindingNameVisible(node);
-                case 260:
-                case 261:
-                case 267:
-                case 266:
-                    return false;
-            }
-            return false;
-        }
-        function getBindingNameVisible(elem) {
-            if (ts.isOmittedExpression(elem)) {
-                return false;
-            }
-            if (ts.isBindingPattern(elem.name)) {
-                return ts.some(elem.name.elements, getBindingNameVisible);
-            }
-            else {
-                return resolver.isDeclarationVisible(elem);
-            }
-        }
-        function updateParamsList(node, params, modifierMask) {
-            if (ts.hasEffectiveModifier(node, 8)) {
-                return undefined;
-            }
-            var newParams = ts.map(params, function (p) { return ensureParameter(p, modifierMask); });
-            if (!newParams) {
-                return undefined;
-            }
-            return factory.createNodeArray(newParams, params.hasTrailingComma);
-        }
-        function updateAccessorParamsList(input, isPrivate) {
-            var newParams;
-            if (!isPrivate) {
-                var thisParameter = ts.getThisParameter(input);
-                if (thisParameter) {
-                    newParams = [ensureParameter(thisParameter)];
-                }
-            }
-            if (ts.isSetAccessorDeclaration(input)) {
-                var newValueParameter = void 0;
-                if (!isPrivate) {
-                    var valueParameter = ts.getSetAccessorValueParameter(input);
-                    if (valueParameter) {
-                        var accessorType = getTypeAnnotationFromAllAccessorDeclarations(input, resolver.getAllAccessorDeclarations(input));
-                        newValueParameter = ensureParameter(valueParameter, undefined, accessorType);
-                    }
-                }
-                if (!newValueParameter) {
-                    newValueParameter = factory.createParameterDeclaration(undefined, undefined, undefined, "value");
-                }
-                newParams = ts.append(newParams, newValueParameter);
-            }
-            return factory.createNodeArray(newParams || ts.emptyArray);
-        }
-        function ensureTypeParams(node, params) {
-            return ts.hasEffectiveModifier(node, 8) ? undefined : ts.visitNodes(params, visitDeclarationSubtree);
-        }
-        function isEnclosingDeclaration(node) {
-            return ts.isSourceFile(node)
-                || ts.isTypeAliasDeclaration(node)
-                || ts.isModuleDeclaration(node)
-                || ts.isClassDeclaration(node)
-                || ts.isInterfaceDeclaration(node)
-                || ts.isFunctionLike(node)
-                || ts.isIndexSignatureDeclaration(node)
-                || ts.isMappedTypeNode(node);
-        }
-        function checkEntityNameVisibility(entityName, enclosingDeclaration) {
-            var visibilityResult = resolver.isEntityNameVisible(entityName, enclosingDeclaration);
-            handleSymbolAccessibilityError(visibilityResult);
-            recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForEntityName(entityName));
-        }
-        function preserveJsDoc(updated, original) {
-            if (ts.hasJSDocNodes(updated) && ts.hasJSDocNodes(original)) {
-                updated.jsDoc = original.jsDoc;
-            }
-            return ts.setCommentRange(updated, ts.getCommentRange(original));
-        }
-        function rewriteModuleSpecifier(parent, input) {
-            if (!input)
-                return undefined;
-            resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || (parent.kind !== 256 && parent.kind !== 195);
-            if (ts.isStringLiteralLike(input)) {
-                if (isBundledEmit) {
-                    var newName = ts.getExternalModuleNameFromDeclaration(context.getEmitHost(), resolver, parent);
-                    if (newName) {
-                        return factory.createStringLiteral(newName);
-                    }
-                }
-                else {
-                    var symbol = resolver.getSymbolOfExternalModuleSpecifier(input);
-                    if (symbol) {
-                        (exportedModulesFromDeclarationEmit || (exportedModulesFromDeclarationEmit = [])).push(symbol);
-                    }
-                }
-            }
-            return input;
-        }
-        function transformImportEqualsDeclaration(decl) {
-            if (!resolver.isDeclarationVisible(decl))
-                return;
-            if (decl.moduleReference.kind === 272) {
-                var specifier = ts.getExternalModuleImportEqualsDeclarationExpression(decl);
-                return factory.updateImportEqualsDeclaration(decl, undefined, decl.modifiers, decl.name, factory.updateExternalModuleReference(decl.moduleReference, rewriteModuleSpecifier(decl, specifier)));
-            }
-            else {
-                var oldDiag = getSymbolAccessibilityDiagnostic;
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(decl);
-                checkEntityNameVisibility(decl.moduleReference, enclosingDeclaration);
-                getSymbolAccessibilityDiagnostic = oldDiag;
-                return decl;
-            }
-        }
-        function transformImportDeclaration(decl) {
-            if (!decl.importClause) {
-                return factory.updateImportDeclaration(decl, undefined, decl.modifiers, decl.importClause, rewriteModuleSpecifier(decl, decl.moduleSpecifier));
-            }
-            var visibleDefaultBinding = decl.importClause && decl.importClause.name && resolver.isDeclarationVisible(decl.importClause) ? decl.importClause.name : undefined;
-            if (!decl.importClause.namedBindings) {
-                return visibleDefaultBinding && factory.updateImportDeclaration(decl, undefined, decl.modifiers, factory.updateImportClause(decl.importClause, decl.importClause.isTypeOnly, visibleDefaultBinding, undefined), rewriteModuleSpecifier(decl, decl.moduleSpecifier));
-            }
-            if (decl.importClause.namedBindings.kind === 263) {
-                var namedBindings = resolver.isDeclarationVisible(decl.importClause.namedBindings) ? decl.importClause.namedBindings : undefined;
-                return visibleDefaultBinding || namedBindings ? factory.updateImportDeclaration(decl, undefined, decl.modifiers, factory.updateImportClause(decl.importClause, decl.importClause.isTypeOnly, visibleDefaultBinding, namedBindings), rewriteModuleSpecifier(decl, decl.moduleSpecifier)) : undefined;
-            }
-            var bindingList = ts.mapDefined(decl.importClause.namedBindings.elements, function (b) { return resolver.isDeclarationVisible(b) ? b : undefined; });
-            if ((bindingList && bindingList.length) || visibleDefaultBinding) {
-                return factory.updateImportDeclaration(decl, undefined, decl.modifiers, factory.updateImportClause(decl.importClause, decl.importClause.isTypeOnly, visibleDefaultBinding, bindingList && bindingList.length ? factory.updateNamedImports(decl.importClause.namedBindings, bindingList) : undefined), rewriteModuleSpecifier(decl, decl.moduleSpecifier));
-            }
-            if (resolver.isImportRequiredByAugmentation(decl)) {
-                return factory.updateImportDeclaration(decl, undefined, decl.modifiers, undefined, rewriteModuleSpecifier(decl, decl.moduleSpecifier));
-            }
-        }
-        function transformAndReplaceLatePaintedStatements(statements) {
-            while (ts.length(lateMarkedStatements)) {
-                var i = lateMarkedStatements.shift();
-                if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
-                }
-                var priorNeedsDeclare = needsDeclare;
-                needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
-                var result = transformTopLevelDeclaration(i);
-                needsDeclare = priorNeedsDeclare;
-                lateStatementReplacementMap.set(ts.getOriginalNodeId(i), result);
-            }
-            return ts.visitNodes(statements, visitLateVisibilityMarkedStatements);
-            function visitLateVisibilityMarkedStatements(statement) {
-                if (ts.isLateVisibilityPaintedStatement(statement)) {
-                    var key = ts.getOriginalNodeId(statement);
-                    if (lateStatementReplacementMap.has(key)) {
-                        var result = lateStatementReplacementMap.get(key);
-                        lateStatementReplacementMap.delete(key);
-                        if (result) {
-                            if (ts.isArray(result) ? ts.some(result, ts.needsScopeMarker) : ts.needsScopeMarker(result)) {
-                                needsScopeFixMarker = true;
-                            }
-                            if (ts.isSourceFile(statement.parent) && (ts.isArray(result) ? ts.some(result, ts.isExternalModuleIndicator) : ts.isExternalModuleIndicator(result))) {
-                                resultHasExternalModuleIndicator = true;
-                            }
-                        }
-                        return result;
-                    }
-                }
-                return statement;
-            }
-        }
-        function visitDeclarationSubtree(input) {
-            if (shouldStripInternal(input))
-                return;
-            if (ts.isDeclaration(input)) {
-                if (isDeclarationAndNotVisible(input))
-                    return;
-                if (ts.hasDynamicName(input) && !resolver.isLateBound(ts.getParseTreeNode(input))) {
-                    return;
-                }
-            }
-            if (ts.isFunctionLike(input) && resolver.isImplementationOfOverload(input))
-                return;
-            if (ts.isSemicolonClassElement(input))
-                return;
-            var previousEnclosingDeclaration;
-            if (isEnclosingDeclaration(input)) {
-                previousEnclosingDeclaration = enclosingDeclaration;
-                enclosingDeclaration = input;
-            }
-            var oldDiag = getSymbolAccessibilityDiagnostic;
-            var canProduceDiagnostic = ts.canProduceDiagnostics(input);
-            var oldWithinObjectLiteralType = suppressNewDiagnosticContexts;
-            var shouldEnterSuppressNewDiagnosticsContextContext = ((input.kind === 177 || input.kind === 190) && input.parent.kind !== 254);
-            if (ts.isMethodDeclaration(input) || ts.isMethodSignature(input)) {
-                if (ts.hasEffectiveModifier(input, 8)) {
-                    if (input.symbol && input.symbol.declarations && input.symbol.declarations[0] !== input)
-                        return;
-                    return cleanup(factory.createPropertyDeclaration(undefined, ensureModifiers(input), input.name, undefined, undefined, undefined));
-                }
-            }
-            if (canProduceDiagnostic && !suppressNewDiagnosticContexts) {
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(input);
-            }
-            if (ts.isTypeQueryNode(input)) {
-                checkEntityNameVisibility(input.exprName, enclosingDeclaration);
-            }
-            if (shouldEnterSuppressNewDiagnosticsContextContext) {
-                suppressNewDiagnosticContexts = true;
-            }
-            if (isProcessedComponent(input)) {
-                switch (input.kind) {
-                    case 223: {
-                        if ((ts.isEntityName(input.expression) || ts.isEntityNameExpression(input.expression))) {
-                            checkEntityNameVisibility(input.expression, enclosingDeclaration);
-                        }
-                        var node = ts.visitEachChild(input, visitDeclarationSubtree, context);
-                        return cleanup(factory.updateExpressionWithTypeArguments(node, node.expression, node.typeArguments));
-                    }
-                    case 173: {
-                        checkEntityNameVisibility(input.typeName, enclosingDeclaration);
-                        var node = ts.visitEachChild(input, visitDeclarationSubtree, context);
-                        return cleanup(factory.updateTypeReferenceNode(node, node.typeName, node.typeArguments));
-                    }
-                    case 170:
-                        return cleanup(factory.updateConstructSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
-                    case 166: {
-                        var ctor = factory.createConstructorDeclaration(undefined, ensureModifiers(input), updateParamsList(input, input.parameters, 0), undefined);
-                        return cleanup(ctor);
-                    }
-                    case 165: {
-                        if (ts.isPrivateIdentifier(input.name)) {
-                            return cleanup(undefined);
-                        }
-                        var sig = factory.createMethodDeclaration(undefined, ensureModifiers(input), undefined, input.name, input.questionToken, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type), undefined);
-                        return cleanup(sig);
-                    }
-                    case 167: {
-                        if (ts.isPrivateIdentifier(input.name)) {
-                            return cleanup(undefined);
-                        }
-                        var accessorType = getTypeAnnotationFromAllAccessorDeclarations(input, resolver.getAllAccessorDeclarations(input));
-                        return cleanup(factory.updateGetAccessorDeclaration(input, undefined, ensureModifiers(input), input.name, updateAccessorParamsList(input, ts.hasEffectiveModifier(input, 8)), ensureType(input, accessorType), undefined));
-                    }
-                    case 168: {
-                        if (ts.isPrivateIdentifier(input.name)) {
-                            return cleanup(undefined);
-                        }
-                        return cleanup(factory.updateSetAccessorDeclaration(input, undefined, ensureModifiers(input), input.name, updateAccessorParamsList(input, ts.hasEffectiveModifier(input, 8)), undefined));
-                    }
-                    case 163:
-                        if (ts.isPrivateIdentifier(input.name)) {
-                            return cleanup(undefined);
-                        }
-                        return cleanup(factory.updatePropertyDeclaration(input, undefined, ensureModifiers(input), input.name, input.questionToken, ensureType(input, input.type), ensureNoInitializer(input)));
-                    case 162:
-                        if (ts.isPrivateIdentifier(input.name)) {
-                            return cleanup(undefined);
-                        }
-                        return cleanup(factory.updatePropertySignature(input, ensureModifiers(input), input.name, input.questionToken, ensureType(input, input.type)));
-                    case 164: {
-                        if (ts.isPrivateIdentifier(input.name)) {
-                            return cleanup(undefined);
-                        }
-                        return cleanup(factory.updateMethodSignature(input, ensureModifiers(input), input.name, input.questionToken, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
-                    }
-                    case 169: {
-                        return cleanup(factory.updateCallSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
-                    }
-                    case 171: {
-                        return cleanup(factory.updateIndexSignature(input, undefined, ensureModifiers(input), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree) || factory.createKeywordTypeNode(128)));
-                    }
-                    case 249: {
-                        if (ts.isBindingPattern(input.name)) {
-                            return recreateBindingPattern(input.name);
-                        }
-                        shouldEnterSuppressNewDiagnosticsContextContext = true;
-                        suppressNewDiagnosticContexts = true;
-                        return cleanup(factory.updateVariableDeclaration(input, input.name, undefined, ensureType(input, input.type), ensureNoInitializer(input)));
-                    }
-                    case 159: {
-                        if (isPrivateMethodTypeParameter(input) && (input.default || input.constraint)) {
-                            return cleanup(factory.updateTypeParameterDeclaration(input, input.name, undefined, undefined));
-                        }
-                        return cleanup(ts.visitEachChild(input, visitDeclarationSubtree, context));
-                    }
-                    case 184: {
-                        var checkType = ts.visitNode(input.checkType, visitDeclarationSubtree);
-                        var extendsType = ts.visitNode(input.extendsType, visitDeclarationSubtree);
-                        var oldEnclosingDecl = enclosingDeclaration;
-                        enclosingDeclaration = input.trueType;
-                        var trueType = ts.visitNode(input.trueType, visitDeclarationSubtree);
-                        enclosingDeclaration = oldEnclosingDecl;
-                        var falseType = ts.visitNode(input.falseType, visitDeclarationSubtree);
-                        return cleanup(factory.updateConditionalTypeNode(input, checkType, extendsType, trueType, falseType));
-                    }
-                    case 174: {
-                        return cleanup(factory.updateFunctionTypeNode(input, ts.visitNodes(input.typeParameters, visitDeclarationSubtree), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree)));
-                    }
-                    case 175: {
-                        return cleanup(factory.updateConstructorTypeNode(input, ts.visitNodes(input.typeParameters, visitDeclarationSubtree), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree)));
-                    }
-                    case 195: {
-                        if (!ts.isLiteralImportTypeNode(input))
-                            return cleanup(input);
-                        return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
-                    }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
-                }
-            }
-            if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
-                ts.setEmitFlags(input, 1);
-            }
-            return cleanup(ts.visitEachChild(input, visitDeclarationSubtree, context));
-            function cleanup(returnValue) {
-                if (returnValue && canProduceDiagnostic && ts.hasDynamicName(input)) {
-                    checkName(input);
-                }
-                if (isEnclosingDeclaration(input)) {
-                    enclosingDeclaration = previousEnclosingDeclaration;
-                }
-                if (canProduceDiagnostic && !suppressNewDiagnosticContexts) {
-                    getSymbolAccessibilityDiagnostic = oldDiag;
-                }
-                if (shouldEnterSuppressNewDiagnosticsContextContext) {
-                    suppressNewDiagnosticContexts = oldWithinObjectLiteralType;
-                }
-                if (returnValue === input) {
-                    return returnValue;
-                }
-                return returnValue && ts.setOriginalNode(preserveJsDoc(returnValue, input), input);
-            }
-        }
-        function isPrivateMethodTypeParameter(node) {
-            return node.parent.kind === 165 && ts.hasEffectiveModifier(node.parent, 8);
-        }
-        function visitDeclarationStatements(input) {
-            if (!isPreservedDeclarationStatement(input)) {
-                return;
-            }
-            if (shouldStripInternal(input))
-                return;
-            switch (input.kind) {
-                case 267: {
-                    if (ts.isSourceFile(input.parent)) {
-                        resultHasExternalModuleIndicator = true;
-                    }
-                    resultHasScopeMarker = true;
-                    return factory.updateExportDeclaration(input, undefined, input.modifiers, input.isTypeOnly, input.exportClause, rewriteModuleSpecifier(input, input.moduleSpecifier));
-                }
-                case 266: {
-                    if (ts.isSourceFile(input.parent)) {
-                        resultHasExternalModuleIndicator = true;
-                    }
-                    resultHasScopeMarker = true;
-                    if (input.expression.kind === 78) {
-                        return input;
-                    }
-                    else {
-                        var newId = factory.createUniqueName("_default", 16);
-                        getSymbolAccessibilityDiagnostic = function () { return ({
-                            diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0,
-                            errorNode: input
-                        }); };
-                        var varDecl = factory.createVariableDeclaration(newId, undefined, resolver.createTypeOfExpression(input.expression, input, declarationEmitNodeBuilderFlags, symbolTracker), undefined);
-                        var statement = factory.createVariableStatement(needsDeclare ? [factory.createModifier(133)] : [], factory.createVariableDeclarationList([varDecl], 2));
-                        return [statement, factory.updateExportAssignment(input, input.decorators, input.modifiers, newId)];
-                    }
-                }
-            }
-            var result = transformTopLevelDeclaration(input);
-            lateStatementReplacementMap.set(ts.getOriginalNodeId(input), result);
-            return input;
-        }
-        function stripExportModifiers(statement) {
-            if (ts.isImportEqualsDeclaration(statement) || ts.hasEffectiveModifier(statement, 512) || !ts.canHaveModifiers(statement)) {
-                return statement;
-            }
-            var modifiers = factory.createModifiersFromModifierFlags(ts.getEffectiveModifierFlags(statement) & (11263 ^ 1));
-            return factory.updateModifiers(statement, modifiers);
-        }
-        function transformTopLevelDeclaration(input) {
-            if (shouldStripInternal(input))
-                return;
-            switch (input.kind) {
-                case 260: {
-                    return transformImportEqualsDeclaration(input);
-                }
-                case 261: {
-                    return transformImportDeclaration(input);
-                }
-            }
-            if (ts.isDeclaration(input) && isDeclarationAndNotVisible(input))
-                return;
-            if (ts.isFunctionLike(input) && resolver.isImplementationOfOverload(input))
-                return;
-            var previousEnclosingDeclaration;
-            if (isEnclosingDeclaration(input)) {
-                previousEnclosingDeclaration = enclosingDeclaration;
-                enclosingDeclaration = input;
-            }
-            var canProdiceDiagnostic = ts.canProduceDiagnostics(input);
-            var oldDiag = getSymbolAccessibilityDiagnostic;
-            if (canProdiceDiagnostic) {
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(input);
-            }
-            var previousNeedsDeclare = needsDeclare;
-            switch (input.kind) {
-                case 254:
-                    return cleanup(factory.updateTypeAliasDeclaration(input, undefined, ensureModifiers(input), input.name, ts.visitNodes(input.typeParameters, visitDeclarationSubtree, ts.isTypeParameterDeclaration), ts.visitNode(input.type, visitDeclarationSubtree, ts.isTypeNode)));
-                case 253: {
-                    return cleanup(factory.updateInterfaceDeclaration(input, undefined, ensureModifiers(input), input.name, ensureTypeParams(input, input.typeParameters), transformHeritageClauses(input.heritageClauses), ts.visitNodes(input.members, visitDeclarationSubtree)));
-                }
-                case 251: {
-                    var clean = cleanup(factory.updateFunctionDeclaration(input, undefined, ensureModifiers(input), undefined, input.name, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type), undefined));
-                    if (clean && resolver.isExpandoFunctionDeclaration(input)) {
-                        var props = resolver.getPropertiesOfContainerFunction(input);
-                        var fakespace_1 = ts.parseNodeFactory.createModuleDeclaration(undefined, undefined, clean.name || factory.createIdentifier("_default"), factory.createModuleBlock([]), 16);
-                        ts.setParent(fakespace_1, enclosingDeclaration);
-                        fakespace_1.locals = ts.createSymbolTable(props);
-                        fakespace_1.symbol = props[0].parent;
-                        var exportMappings_1 = [];
-                        var declarations = ts.mapDefined(props, function (p) {
-                            if (!ts.isPropertyAccessExpression(p.valueDeclaration)) {
-                                return undefined;
-                            }
-                            getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(p.valueDeclaration);
-                            var type = resolver.createTypeOfDeclaration(p.valueDeclaration, fakespace_1, declarationEmitNodeBuilderFlags, symbolTracker);
-                            getSymbolAccessibilityDiagnostic = oldDiag;
-                            var nameStr = ts.unescapeLeadingUnderscores(p.escapedName);
-                            var isNonContextualKeywordName = ts.isStringANonContextualKeyword(nameStr);
-                            var name = isNonContextualKeywordName ? factory.getGeneratedNameForNode(p.valueDeclaration) : factory.createIdentifier(nameStr);
-                            if (isNonContextualKeywordName) {
-                                exportMappings_1.push([name, nameStr]);
-                            }
-                            var varDecl = factory.createVariableDeclaration(name, undefined, type, undefined);
-                            return factory.createVariableStatement(isNonContextualKeywordName ? undefined : [factory.createToken(92)], factory.createVariableDeclarationList([varDecl]));
-                        });
-                        if (!exportMappings_1.length) {
-                            declarations = ts.mapDefined(declarations, function (declaration) { return factory.updateModifiers(declaration, 0); });
-                        }
-                        else {
-                            declarations.push(factory.createExportDeclaration(undefined, undefined, false, factory.createNamedExports(ts.map(exportMappings_1, function (_a) {
-                                var gen = _a[0], exp = _a[1];
-                                return factory.createExportSpecifier(gen, exp);
-                            }))));
-                        }
-                        var namespaceDecl = factory.createModuleDeclaration(undefined, ensureModifiers(input), input.name, factory.createModuleBlock(declarations), 16);
-                        if (!ts.hasEffectiveModifier(clean, 512)) {
-                            return [clean, namespaceDecl];
-                        }
-                        var modifiers = factory.createModifiersFromModifierFlags((ts.getEffectiveModifierFlags(clean) & ~513) | 2);
-                        var cleanDeclaration = factory.updateFunctionDeclaration(clean, undefined, modifiers, undefined, clean.name, clean.typeParameters, clean.parameters, clean.type, undefined);
-                        var namespaceDeclaration = factory.updateModuleDeclaration(namespaceDecl, undefined, modifiers, namespaceDecl.name, namespaceDecl.body);
-                        var exportDefaultDeclaration = factory.createExportAssignment(undefined, undefined, false, namespaceDecl.name);
-                        if (ts.isSourceFile(input.parent)) {
-                            resultHasExternalModuleIndicator = true;
-                        }
-                        resultHasScopeMarker = true;
-                        return [cleanDeclaration, namespaceDeclaration, exportDefaultDeclaration];
-                    }
-                    else {
-                        return clean;
-                    }
-                }
-                case 256: {
-                    needsDeclare = false;
-                    var inner = input.body;
-                    if (inner && inner.kind === 257) {
-                        var oldNeedsScopeFix = needsScopeFixMarker;
-                        var oldHasScopeFix = resultHasScopeMarker;
-                        resultHasScopeMarker = false;
-                        needsScopeFixMarker = false;
-                        var statements = ts.visitNodes(inner.statements, visitDeclarationStatements);
-                        var lateStatements = transformAndReplaceLatePaintedStatements(statements);
-                        if (input.flags & 8388608) {
-                            needsScopeFixMarker = false;
-                        }
-                        if (!ts.isGlobalScopeAugmentation(input) && !hasScopeMarker(lateStatements) && !resultHasScopeMarker) {
-                            if (needsScopeFixMarker) {
-                                lateStatements = factory.createNodeArray(__spreadArrays(lateStatements, [ts.createEmptyExports(factory)]));
-                            }
-                            else {
-                                lateStatements = ts.visitNodes(lateStatements, stripExportModifiers);
-                            }
-                        }
-                        var body = factory.updateModuleBlock(inner, lateStatements);
-                        needsDeclare = previousNeedsDeclare;
-                        needsScopeFixMarker = oldNeedsScopeFix;
-                        resultHasScopeMarker = oldHasScopeFix;
-                        var mods = ensureModifiers(input);
-                        return cleanup(factory.updateModuleDeclaration(input, undefined, mods, ts.isExternalModuleAugmentation(input) ? rewriteModuleSpecifier(input, input.name) : input.name, body));
-                    }
-                    else {
-                        needsDeclare = previousNeedsDeclare;
-                        var mods = ensureModifiers(input);
-                        needsDeclare = false;
-                        ts.visitNode(inner, visitDeclarationStatements);
-                        var id = ts.getOriginalNodeId(inner);
-                        var body = lateStatementReplacementMap.get(id);
-                        lateStatementReplacementMap.delete(id);
-                        return cleanup(factory.updateModuleDeclaration(input, undefined, mods, input.name, body));
-                    }
-                }
-                case 252: {
-                    var modifiers = factory.createNodeArray(ensureModifiers(input));
-                    var typeParameters = ensureTypeParams(input, input.typeParameters);
-                    var ctor = ts.getFirstConstructorWithBody(input);
-                    var parameterProperties = void 0;
-                    if (ctor) {
-                        var oldDiag_1 = getSymbolAccessibilityDiagnostic;
-                        parameterProperties = ts.compact(ts.flatMap(ctor.parameters, function (param) {
-                            if (!ts.hasSyntacticModifier(param, 92) || shouldStripInternal(param))
-                                return;
-                            getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(param);
-                            if (param.name.kind === 78) {
-                                return preserveJsDoc(factory.createPropertyDeclaration(undefined, ensureModifiers(param), param.name, param.questionToken, ensureType(param, param.type), ensureNoInitializer(param)), param);
-                            }
-                            else {
-                                return walkBindingPattern(param.name);
-                            }
-                            function walkBindingPattern(pattern) {
-                                var elems;
-                                for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) {
-                                    var elem = _a[_i];
-                                    if (ts.isOmittedExpression(elem))
-                                        continue;
-                                    if (ts.isBindingPattern(elem.name)) {
-                                        elems = ts.concatenate(elems, walkBindingPattern(elem.name));
-                                    }
-                                    elems = elems || [];
-                                    elems.push(factory.createPropertyDeclaration(undefined, ensureModifiers(param), elem.name, undefined, ensureType(elem, undefined), undefined));
-                                }
-                                return elems;
-                            }
-                        }));
-                        getSymbolAccessibilityDiagnostic = oldDiag_1;
-                    }
-                    var hasPrivateIdentifier = ts.some(input.members, function (member) { return !!member.name && ts.isPrivateIdentifier(member.name); });
-                    var privateIdentifier = hasPrivateIdentifier ? [
-                        factory.createPropertyDeclaration(undefined, undefined, factory.createPrivateIdentifier("#private"), undefined, undefined, undefined)
-                    ] : undefined;
-                    var memberNodes = ts.concatenate(ts.concatenate(privateIdentifier, parameterProperties), ts.visitNodes(input.members, visitDeclarationSubtree));
-                    var members = factory.createNodeArray(memberNodes);
-                    var extendsClause_1 = ts.getEffectiveBaseTypeNode(input);
-                    if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 103) {
-                        var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16);
-                        getSymbolAccessibilityDiagnostic = function () { return ({
-                            diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
-                            errorNode: extendsClause_1,
-                            typeName: input.name
-                        }); };
-                        var varDecl = factory.createVariableDeclaration(newId_1, undefined, resolver.createTypeOfExpression(extendsClause_1.expression, input, declarationEmitNodeBuilderFlags, symbolTracker), undefined);
-                        var statement = factory.createVariableStatement(needsDeclare ? [factory.createModifier(133)] : [], factory.createVariableDeclarationList([varDecl], 2));
-                        var heritageClauses = factory.createNodeArray(ts.map(input.heritageClauses, function (clause) {
-                            if (clause.token === 93) {
-                                var oldDiag_2 = getSymbolAccessibilityDiagnostic;
-                                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(clause.types[0]);
-                                var newClause = factory.updateHeritageClause(clause, ts.map(clause.types, function (t) { return factory.updateExpressionWithTypeArguments(t, newId_1, ts.visitNodes(t.typeArguments, visitDeclarationSubtree)); }));
-                                getSymbolAccessibilityDiagnostic = oldDiag_2;
-                                return newClause;
-                            }
-                            return factory.updateHeritageClause(clause, ts.visitNodes(factory.createNodeArray(ts.filter(clause.types, function (t) { return ts.isEntityNameExpression(t.expression) || t.expression.kind === 103; })), visitDeclarationSubtree));
-                        }));
-                        return [statement, cleanup(factory.updateClassDeclaration(input, undefined, modifiers, input.name, typeParameters, heritageClauses, members))];
-                    }
-                    else {
-                        var heritageClauses = transformHeritageClauses(input.heritageClauses);
-                        return cleanup(factory.updateClassDeclaration(input, undefined, modifiers, input.name, typeParameters, heritageClauses, members));
-                    }
-                }
-                case 232: {
-                    return cleanup(transformVariableStatement(input));
-                }
-                case 255: {
-                    return cleanup(factory.updateEnumDeclaration(input, undefined, factory.createNodeArray(ensureModifiers(input)), input.name, factory.createNodeArray(ts.mapDefined(input.members, function (m) {
-                        if (shouldStripInternal(m))
-                            return;
-                        var constValue = resolver.getConstantValue(m);
-                        return preserveJsDoc(factory.updateEnumMember(m, m.name, constValue !== undefined ? typeof constValue === "string" ? factory.createStringLiteral(constValue) : factory.createNumericLiteral(constValue) : undefined), m);
-                    }))));
-                }
-            }
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
-            function cleanup(node) {
-                if (isEnclosingDeclaration(input)) {
-                    enclosingDeclaration = previousEnclosingDeclaration;
-                }
-                if (canProdiceDiagnostic) {
-                    getSymbolAccessibilityDiagnostic = oldDiag;
-                }
-                if (input.kind === 256) {
-                    needsDeclare = previousNeedsDeclare;
-                }
-                if (node === input) {
-                    return node;
-                }
-                return node && ts.setOriginalNode(preserveJsDoc(node, input), input);
-            }
-        }
-        function transformVariableStatement(input) {
-            if (!ts.forEach(input.declarationList.declarations, getBindingNameVisible))
-                return;
-            var nodes = ts.visitNodes(input.declarationList.declarations, visitDeclarationSubtree);
-            if (!ts.length(nodes))
-                return;
-            return factory.updateVariableStatement(input, factory.createNodeArray(ensureModifiers(input)), factory.updateVariableDeclarationList(input.declarationList, nodes));
-        }
-        function recreateBindingPattern(d) {
-            return ts.flatten(ts.mapDefined(d.elements, function (e) { return recreateBindingElement(e); }));
-        }
-        function recreateBindingElement(e) {
-            if (e.kind === 222) {
-                return;
-            }
-            if (e.name) {
-                if (!getBindingNameVisible(e))
-                    return;
-                if (ts.isBindingPattern(e.name)) {
-                    return recreateBindingPattern(e.name);
-                }
-                else {
-                    return factory.createVariableDeclaration(e.name, undefined, ensureType(e, undefined), undefined);
-                }
-            }
-        }
-        function checkName(node) {
-            var oldDiag;
-            if (!suppressNewDiagnosticContexts) {
-                oldDiag = getSymbolAccessibilityDiagnostic;
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNodeName(node);
-            }
-            errorNameNode = node.name;
-            ts.Debug.assert(resolver.isLateBound(ts.getParseTreeNode(node)));
-            var decl = node;
-            var entityName = decl.name.expression;
-            checkEntityNameVisibility(entityName, enclosingDeclaration);
-            if (!suppressNewDiagnosticContexts) {
-                getSymbolAccessibilityDiagnostic = oldDiag;
-            }
-            errorNameNode = undefined;
-        }
-        function shouldStripInternal(node) {
-            return !!stripInternal && !!node && isInternalDeclaration(node, currentSourceFile);
-        }
-        function isScopeMarker(node) {
-            return ts.isExportAssignment(node) || ts.isExportDeclaration(node);
-        }
-        function hasScopeMarker(statements) {
-            return ts.some(statements, isScopeMarker);
-        }
-        function ensureModifiers(node) {
-            var currentFlags = ts.getEffectiveModifierFlags(node);
-            var newFlags = ensureModifierFlags(node);
-            if (currentFlags === newFlags) {
-                return node.modifiers;
-            }
-            return factory.createModifiersFromModifierFlags(newFlags);
-        }
-        function ensureModifierFlags(node) {
-            var mask = 11263 ^ (4 | 256);
-            var additions = (needsDeclare && !isAlwaysType(node)) ? 2 : 0;
-            var parentIsFile = node.parent.kind === 297;
-            if (!parentIsFile || (isBundledEmit && parentIsFile && ts.isExternalModule(node.parent))) {
-                mask ^= 2;
-                additions = 0;
-            }
-            return maskModifierFlags(node, mask, additions);
-        }
-        function getTypeAnnotationFromAllAccessorDeclarations(node, accessors) {
-            var accessorType = getTypeAnnotationFromAccessor(node);
-            if (!accessorType && node !== accessors.firstAccessor) {
-                accessorType = getTypeAnnotationFromAccessor(accessors.firstAccessor);
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(accessors.firstAccessor);
-            }
-            if (!accessorType && accessors.secondAccessor && node !== accessors.secondAccessor) {
-                accessorType = getTypeAnnotationFromAccessor(accessors.secondAccessor);
-                getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(accessors.secondAccessor);
-            }
-            return accessorType;
-        }
-        function transformHeritageClauses(nodes) {
-            return factory.createNodeArray(ts.filter(ts.map(nodes, function (clause) { return factory.updateHeritageClause(clause, ts.visitNodes(factory.createNodeArray(ts.filter(clause.types, function (t) {
-                return ts.isEntityNameExpression(t.expression) || (clause.token === 93 && t.expression.kind === 103);
-            })), visitDeclarationSubtree)); }), function (clause) { return clause.types && !!clause.types.length; }));
-        }
-    }
-    ts.transformDeclarations = transformDeclarations;
-    function isAlwaysType(node) {
-        if (node.kind === 253) {
-            return true;
-        }
-        return false;
-    }
-    function maskModifiers(node, modifierMask, modifierAdditions) {
-        return ts.factory.createModifiersFromModifierFlags(maskModifierFlags(node, modifierMask, modifierAdditions));
-    }
-    function maskModifierFlags(node, modifierMask, modifierAdditions) {
-        if (modifierMask === void 0) { modifierMask = 11263 ^ 4; }
-        if (modifierAdditions === void 0) { modifierAdditions = 0; }
-        var flags = (ts.getEffectiveModifierFlags(node) & modifierMask) | modifierAdditions;
-        if (flags & 512 && !(flags & 1)) {
-            flags ^= 1;
-        }
-        if (flags & 512 && flags & 2) {
-            flags ^= 2;
-        }
-        return flags;
-    }
-    function getTypeAnnotationFromAccessor(accessor) {
-        if (accessor) {
-            return accessor.kind === 167
-                ? accessor.type
-                : accessor.parameters.length > 0
-                    ? accessor.parameters[0].type
-                    : undefined;
-        }
-    }
-    function canHaveLiteralInitializer(node) {
-        switch (node.kind) {
-            case 163:
-            case 162:
-                return !ts.hasEffectiveModifier(node, 8);
-            case 160:
-            case 249:
-                return true;
-        }
-        return false;
-    }
-    function isPreservedDeclarationStatement(node) {
-        switch (node.kind) {
-            case 251:
-            case 256:
-            case 260:
-            case 253:
-            case 252:
-            case 254:
-            case 255:
-            case 232:
-            case 261:
-            case 267:
-            case 266:
-                return true;
-        }
-        return false;
-    }
-    function isProcessedComponent(node) {
-        switch (node.kind) {
-            case 170:
-            case 166:
-            case 165:
-            case 167:
-            case 168:
-            case 163:
-            case 162:
-            case 164:
-            case 169:
-            case 171:
-            case 249:
-            case 159:
-            case 223:
-            case 173:
-            case 184:
-            case 174:
-            case 175:
-            case 195:
-                return true;
-        }
-        return false;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getModuleTransformer(moduleKind) {
-        switch (moduleKind) {
-            case ts.ModuleKind.ESNext:
-            case ts.ModuleKind.ES2020:
-            case ts.ModuleKind.ES2015:
-                return ts.transformECMAScriptModule;
-            case ts.ModuleKind.System:
-                return ts.transformSystemModule;
-            default:
-                return ts.transformModule;
-        }
-    }
-    ts.noTransformers = { scriptTransformers: ts.emptyArray, declarationTransformers: ts.emptyArray };
-    function getTransformers(compilerOptions, customTransformers, emitOnlyDtsFiles) {
-        return {
-            scriptTransformers: getScriptTransformers(compilerOptions, customTransformers, emitOnlyDtsFiles),
-            declarationTransformers: getDeclarationTransformers(customTransformers),
-        };
-    }
-    ts.getTransformers = getTransformers;
-    function getScriptTransformers(compilerOptions, customTransformers, emitOnlyDtsFiles) {
-        if (emitOnlyDtsFiles)
-            return ts.emptyArray;
-        var languageVersion = ts.getEmitScriptTarget(compilerOptions);
-        var moduleKind = ts.getEmitModuleKind(compilerOptions);
-        var transformers = [];
-        ts.addRange(transformers, customTransformers && ts.map(customTransformers.before, wrapScriptTransformerFactory));
-        transformers.push(ts.transformTypeScript);
-        transformers.push(ts.transformClassFields);
-        if (ts.getJSXTransformEnabled(compilerOptions)) {
-            transformers.push(ts.transformJsx);
-        }
-        if (languageVersion < 99) {
-            transformers.push(ts.transformESNext);
-        }
-        if (languageVersion < 7) {
-            transformers.push(ts.transformES2020);
-        }
-        if (languageVersion < 6) {
-            transformers.push(ts.transformES2019);
-        }
-        if (languageVersion < 5) {
-            transformers.push(ts.transformES2018);
-        }
-        if (languageVersion < 4) {
-            transformers.push(ts.transformES2017);
-        }
-        if (languageVersion < 3) {
-            transformers.push(ts.transformES2016);
-        }
-        if (languageVersion < 2) {
-            transformers.push(ts.transformES2015);
-            transformers.push(ts.transformGenerators);
-        }
-        transformers.push(getModuleTransformer(moduleKind));
-        if (languageVersion < 1) {
-            transformers.push(ts.transformES5);
-        }
-        ts.addRange(transformers, customTransformers && ts.map(customTransformers.after, wrapScriptTransformerFactory));
-        return transformers;
-    }
-    function getDeclarationTransformers(customTransformers) {
-        var transformers = [];
-        transformers.push(ts.transformDeclarations);
-        ts.addRange(transformers, customTransformers && ts.map(customTransformers.afterDeclarations, wrapDeclarationTransformerFactory));
-        return transformers;
-    }
-    function wrapCustomTransformer(transformer) {
-        return function (node) { return ts.isBundle(node) ? transformer.transformBundle(node) : transformer.transformSourceFile(node); };
-    }
-    function wrapCustomTransformerFactory(transformer, handleDefault) {
-        return function (context) {
-            var customTransformer = transformer(context);
-            return typeof customTransformer === "function"
-                ? handleDefault(context, customTransformer)
-                : wrapCustomTransformer(customTransformer);
-        };
-    }
-    function wrapScriptTransformerFactory(transformer) {
-        return wrapCustomTransformerFactory(transformer, ts.chainBundle);
-    }
-    function wrapDeclarationTransformerFactory(transformer) {
-        return wrapCustomTransformerFactory(transformer, function (_, node) { return node; });
-    }
-    function noEmitSubstitution(_hint, node) {
-        return node;
-    }
-    ts.noEmitSubstitution = noEmitSubstitution;
-    function noEmitNotification(hint, node, callback) {
-        callback(hint, node);
-    }
-    ts.noEmitNotification = noEmitNotification;
-    function transformNodes(resolver, host, factory, options, nodes, transformers, allowDtsFiles) {
-        var enabledSyntaxKindFeatures = new Array(341);
-        var lexicalEnvironmentVariableDeclarations;
-        var lexicalEnvironmentFunctionDeclarations;
-        var lexicalEnvironmentStatements;
-        var lexicalEnvironmentFlags = 0;
-        var lexicalEnvironmentVariableDeclarationsStack = [];
-        var lexicalEnvironmentFunctionDeclarationsStack = [];
-        var lexicalEnvironmentStatementsStack = [];
-        var lexicalEnvironmentFlagsStack = [];
-        var lexicalEnvironmentStackOffset = 0;
-        var lexicalEnvironmentSuspended = false;
-        var emitHelpers;
-        var onSubstituteNode = noEmitSubstitution;
-        var onEmitNode = noEmitNotification;
-        var state = 0;
-        var diagnostics = [];
-        var context = {
-            factory: factory,
-            getCompilerOptions: function () { return options; },
-            getEmitResolver: function () { return resolver; },
-            getEmitHost: function () { return host; },
-            getEmitHelperFactory: ts.memoize(function () { return ts.createEmitHelperFactory(context); }),
-            startLexicalEnvironment: startLexicalEnvironment,
-            suspendLexicalEnvironment: suspendLexicalEnvironment,
-            resumeLexicalEnvironment: resumeLexicalEnvironment,
-            endLexicalEnvironment: endLexicalEnvironment,
-            setLexicalEnvironmentFlags: setLexicalEnvironmentFlags,
-            getLexicalEnvironmentFlags: getLexicalEnvironmentFlags,
-            hoistVariableDeclaration: hoistVariableDeclaration,
-            hoistFunctionDeclaration: hoistFunctionDeclaration,
-            addInitializationStatement: addInitializationStatement,
-            requestEmitHelper: requestEmitHelper,
-            readEmitHelpers: readEmitHelpers,
-            enableSubstitution: enableSubstitution,
-            enableEmitNotification: enableEmitNotification,
-            isSubstitutionEnabled: isSubstitutionEnabled,
-            isEmitNotificationEnabled: isEmitNotificationEnabled,
-            get onSubstituteNode() { return onSubstituteNode; },
-            set onSubstituteNode(value) {
-                ts.Debug.assert(state < 1, "Cannot modify transformation hooks after initialization has completed.");
-                ts.Debug.assert(value !== undefined, "Value must not be 'undefined'");
-                onSubstituteNode = value;
-            },
-            get onEmitNode() { return onEmitNode; },
-            set onEmitNode(value) {
-                ts.Debug.assert(state < 1, "Cannot modify transformation hooks after initialization has completed.");
-                ts.Debug.assert(value !== undefined, "Value must not be 'undefined'");
-                onEmitNode = value;
-            },
-            addDiagnostic: function (diag) {
-                diagnostics.push(diag);
-            }
-        };
-        for (var _i = 0, nodes_2 = nodes; _i < nodes_2.length; _i++) {
-            var node = nodes_2[_i];
-            ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node)));
-        }
-        ts.performance.mark("beforeTransform");
-        var transformersWithContext = transformers.map(function (t) { return t(context); });
-        var transformation = function (node) {
-            for (var _i = 0, transformersWithContext_1 = transformersWithContext; _i < transformersWithContext_1.length; _i++) {
-                var transform = transformersWithContext_1[_i];
-                node = transform(node);
-            }
-            return node;
-        };
-        state = 1;
-        var transformed = [];
-        for (var _a = 0, nodes_3 = nodes; _a < nodes_3.length; _a++) {
-            var node = nodes_3[_a];
-            ts.tracing.push("emit", "transformNodes", node.kind === 297 ? { path: node.path } : { kind: node.kind, pos: node.pos, end: node.end });
-            transformed.push((allowDtsFiles ? transformation : transformRoot)(node));
-            ts.tracing.pop();
-        }
-        state = 2;
-        ts.performance.mark("afterTransform");
-        ts.performance.measure("transformTime", "beforeTransform", "afterTransform");
-        return {
-            transformed: transformed,
-            substituteNode: substituteNode,
-            emitNodeWithNotification: emitNodeWithNotification,
-            isEmitNotificationEnabled: isEmitNotificationEnabled,
-            dispose: dispose,
-            diagnostics: diagnostics
-        };
-        function transformRoot(node) {
-            return node && (!ts.isSourceFile(node) || !node.isDeclarationFile) ? transformation(node) : node;
-        }
-        function enableSubstitution(kind) {
-            ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
-            enabledSyntaxKindFeatures[kind] |= 1;
-        }
-        function isSubstitutionEnabled(node) {
-            return (enabledSyntaxKindFeatures[node.kind] & 1) !== 0
-                && (ts.getEmitFlags(node) & 4) === 0;
-        }
-        function substituteNode(hint, node) {
-            ts.Debug.assert(state < 3, "Cannot substitute a node after the result is disposed.");
-            return node && isSubstitutionEnabled(node) && onSubstituteNode(hint, node) || node;
-        }
-        function enableEmitNotification(kind) {
-            ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
-            enabledSyntaxKindFeatures[kind] |= 2;
-        }
-        function isEmitNotificationEnabled(node) {
-            return (enabledSyntaxKindFeatures[node.kind] & 2) !== 0
-                || (ts.getEmitFlags(node) & 2) !== 0;
-        }
-        function emitNodeWithNotification(hint, node, emitCallback) {
-            ts.Debug.assert(state < 3, "Cannot invoke TransformationResult callbacks after the result is disposed.");
-            if (node) {
-                if (isEmitNotificationEnabled(node)) {
-                    onEmitNode(hint, node, emitCallback);
-                }
-                else {
-                    emitCallback(hint, node);
-                }
-            }
-        }
-        function hoistVariableDeclaration(name) {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            var decl = ts.setEmitFlags(factory.createVariableDeclaration(name), 64);
-            if (!lexicalEnvironmentVariableDeclarations) {
-                lexicalEnvironmentVariableDeclarations = [decl];
-            }
-            else {
-                lexicalEnvironmentVariableDeclarations.push(decl);
-            }
-            if (lexicalEnvironmentFlags & 1) {
-                lexicalEnvironmentFlags |= 2;
-            }
-        }
-        function hoistFunctionDeclaration(func) {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            ts.setEmitFlags(func, 1048576);
-            if (!lexicalEnvironmentFunctionDeclarations) {
-                lexicalEnvironmentFunctionDeclarations = [func];
-            }
-            else {
-                lexicalEnvironmentFunctionDeclarations.push(func);
-            }
-        }
-        function addInitializationStatement(node) {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            ts.setEmitFlags(node, 1048576);
-            if (!lexicalEnvironmentStatements) {
-                lexicalEnvironmentStatements = [node];
-            }
-            else {
-                lexicalEnvironmentStatements.push(node);
-            }
-        }
-        function startLexicalEnvironment() {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended.");
-            lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentVariableDeclarations;
-            lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentFunctionDeclarations;
-            lexicalEnvironmentStatementsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentStatements;
-            lexicalEnvironmentFlagsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentFlags;
-            lexicalEnvironmentStackOffset++;
-            lexicalEnvironmentVariableDeclarations = undefined;
-            lexicalEnvironmentFunctionDeclarations = undefined;
-            lexicalEnvironmentStatements = undefined;
-            lexicalEnvironmentFlags = 0;
-        }
-        function suspendLexicalEnvironment() {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is already suspended.");
-            lexicalEnvironmentSuspended = true;
-        }
-        function resumeLexicalEnvironment() {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            ts.Debug.assert(lexicalEnvironmentSuspended, "Lexical environment is not suspended.");
-            lexicalEnvironmentSuspended = false;
-        }
-        function endLexicalEnvironment() {
-            ts.Debug.assert(state > 0, "Cannot modify the lexical environment during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the lexical environment after transformation has completed.");
-            ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended.");
-            var statements;
-            if (lexicalEnvironmentVariableDeclarations ||
-                lexicalEnvironmentFunctionDeclarations ||
-                lexicalEnvironmentStatements) {
-                if (lexicalEnvironmentFunctionDeclarations) {
-                    statements = __spreadArrays(lexicalEnvironmentFunctionDeclarations);
-                }
-                if (lexicalEnvironmentVariableDeclarations) {
-                    var statement = factory.createVariableStatement(undefined, factory.createVariableDeclarationList(lexicalEnvironmentVariableDeclarations));
-                    ts.setEmitFlags(statement, 1048576);
-                    if (!statements) {
-                        statements = [statement];
-                    }
-                    else {
-                        statements.push(statement);
-                    }
-                }
-                if (lexicalEnvironmentStatements) {
-                    if (!statements) {
-                        statements = __spreadArrays(lexicalEnvironmentStatements);
-                    }
-                    else {
-                        statements = __spreadArrays(statements, lexicalEnvironmentStatements);
-                    }
-                }
-            }
-            lexicalEnvironmentStackOffset--;
-            lexicalEnvironmentVariableDeclarations = lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset];
-            lexicalEnvironmentFunctionDeclarations = lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset];
-            lexicalEnvironmentStatements = lexicalEnvironmentStatementsStack[lexicalEnvironmentStackOffset];
-            lexicalEnvironmentFlags = lexicalEnvironmentFlagsStack[lexicalEnvironmentStackOffset];
-            if (lexicalEnvironmentStackOffset === 0) {
-                lexicalEnvironmentVariableDeclarationsStack = [];
-                lexicalEnvironmentFunctionDeclarationsStack = [];
-                lexicalEnvironmentStatementsStack = [];
-                lexicalEnvironmentFlagsStack = [];
-            }
-            return statements;
-        }
-        function setLexicalEnvironmentFlags(flags, value) {
-            lexicalEnvironmentFlags = value ?
-                lexicalEnvironmentFlags | flags :
-                lexicalEnvironmentFlags & ~flags;
-        }
-        function getLexicalEnvironmentFlags() {
-            return lexicalEnvironmentFlags;
-        }
-        function requestEmitHelper(helper) {
-            ts.Debug.assert(state > 0, "Cannot modify the transformation context during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
-            ts.Debug.assert(!helper.scoped, "Cannot request a scoped emit helper.");
-            if (helper.dependencies) {
-                for (var _i = 0, _a = helper.dependencies; _i < _a.length; _i++) {
-                    var h = _a[_i];
-                    requestEmitHelper(h);
-                }
-            }
-            emitHelpers = ts.append(emitHelpers, helper);
-        }
-        function readEmitHelpers() {
-            ts.Debug.assert(state > 0, "Cannot modify the transformation context during initialization.");
-            ts.Debug.assert(state < 2, "Cannot modify the transformation context after transformation has completed.");
-            var helpers = emitHelpers;
-            emitHelpers = undefined;
-            return helpers;
-        }
-        function dispose() {
-            if (state < 3) {
-                for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) {
-                    var node = nodes_4[_i];
-                    ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node)));
-                }
-                lexicalEnvironmentVariableDeclarations = undefined;
-                lexicalEnvironmentVariableDeclarationsStack = undefined;
-                lexicalEnvironmentFunctionDeclarations = undefined;
-                lexicalEnvironmentFunctionDeclarationsStack = undefined;
-                onSubstituteNode = undefined;
-                onEmitNode = undefined;
-                emitHelpers = undefined;
-                state = 3;
-            }
-        }
-    }
-    ts.transformNodes = transformNodes;
-    ts.nullTransformationContext = {
-        get factory() { return ts.factory; },
-        enableEmitNotification: ts.noop,
-        enableSubstitution: ts.noop,
-        endLexicalEnvironment: ts.returnUndefined,
-        getCompilerOptions: function () { return ({}); },
-        getEmitHost: ts.notImplemented,
-        getEmitResolver: ts.notImplemented,
-        getEmitHelperFactory: ts.notImplemented,
-        setLexicalEnvironmentFlags: ts.noop,
-        getLexicalEnvironmentFlags: function () { return 0; },
-        hoistFunctionDeclaration: ts.noop,
-        hoistVariableDeclaration: ts.noop,
-        addInitializationStatement: ts.noop,
-        isEmitNotificationEnabled: ts.notImplemented,
-        isSubstitutionEnabled: ts.notImplemented,
-        onEmitNode: ts.noop,
-        onSubstituteNode: ts.notImplemented,
-        readEmitHelpers: ts.notImplemented,
-        requestEmitHelper: ts.noop,
-        resumeLexicalEnvironment: ts.noop,
-        startLexicalEnvironment: ts.noop,
-        suspendLexicalEnvironment: ts.noop,
-        addDiagnostic: ts.noop,
-    };
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var brackets = createBracketsMap();
-    var syntheticParent = { pos: -1, end: -1 };
-    function isBuildInfoFile(file) {
-        return ts.fileExtensionIs(file, ".tsbuildinfo");
-    }
-    ts.isBuildInfoFile = isBuildInfoFile;
-    function forEachEmittedFile(host, action, sourceFilesOrTargetSourceFile, forceDtsEmit, onlyBuildInfo, includeBuildInfo) {
-        if (forceDtsEmit === void 0) { forceDtsEmit = false; }
-        var sourceFiles = ts.isArray(sourceFilesOrTargetSourceFile) ? sourceFilesOrTargetSourceFile : ts.getSourceFilesToEmit(host, sourceFilesOrTargetSourceFile, forceDtsEmit);
-        var options = host.getCompilerOptions();
-        if (ts.outFile(options)) {
-            var prepends = host.getPrependNodes();
-            if (sourceFiles.length || prepends.length) {
-                var bundle = ts.factory.createBundle(sourceFiles, prepends);
-                var result = action(getOutputPathsFor(bundle, host, forceDtsEmit), bundle);
-                if (result) {
-                    return result;
-                }
-            }
-        }
-        else {
-            if (!onlyBuildInfo) {
-                for (var _a = 0, sourceFiles_1 = sourceFiles; _a < sourceFiles_1.length; _a++) {
-                    var sourceFile = sourceFiles_1[_a];
-                    var result = action(getOutputPathsFor(sourceFile, host, forceDtsEmit), sourceFile);
-                    if (result) {
-                        return result;
-                    }
-                }
-            }
-            if (includeBuildInfo) {
-                var buildInfoPath = getTsBuildInfoEmitOutputFilePath(options);
-                if (buildInfoPath)
-                    return action({ buildInfoPath: buildInfoPath }, undefined);
-            }
-        }
-    }
-    ts.forEachEmittedFile = forEachEmittedFile;
-    function getTsBuildInfoEmitOutputFilePath(options) {
-        var configFile = options.configFilePath;
-        if (!ts.isIncrementalCompilation(options))
-            return undefined;
-        if (options.tsBuildInfoFile)
-            return options.tsBuildInfoFile;
-        var outPath = ts.outFile(options);
-        var buildInfoExtensionLess;
-        if (outPath) {
-            buildInfoExtensionLess = ts.removeFileExtension(outPath);
-        }
-        else {
-            if (!configFile)
-                return undefined;
-            var configFileExtensionLess = ts.removeFileExtension(configFile);
-            buildInfoExtensionLess = options.outDir ?
-                options.rootDir ?
-                    ts.resolvePath(options.outDir, ts.getRelativePathFromDirectory(options.rootDir, configFileExtensionLess, true)) :
-                    ts.combinePaths(options.outDir, ts.getBaseFileName(configFileExtensionLess)) :
-                configFileExtensionLess;
-        }
-        return buildInfoExtensionLess + ".tsbuildinfo";
-    }
-    ts.getTsBuildInfoEmitOutputFilePath = getTsBuildInfoEmitOutputFilePath;
-    function getOutputPathsForBundle(options, forceDtsPaths) {
-        var outPath = ts.outFile(options);
-        var jsFilePath = options.emitDeclarationOnly ? undefined : outPath;
-        var sourceMapFilePath = jsFilePath && getSourceMapFilePath(jsFilePath, options);
-        var declarationFilePath = (forceDtsPaths || ts.getEmitDeclarations(options)) ? ts.removeFileExtension(outPath) + ".d.ts" : undefined;
-        var declarationMapPath = declarationFilePath && ts.getAreDeclarationMapsEnabled(options) ? declarationFilePath + ".map" : undefined;
-        var buildInfoPath = getTsBuildInfoEmitOutputFilePath(options);
-        return { jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath, declarationMapPath: declarationMapPath, buildInfoPath: buildInfoPath };
-    }
-    ts.getOutputPathsForBundle = getOutputPathsForBundle;
-    function getOutputPathsFor(sourceFile, host, forceDtsPaths) {
-        var options = host.getCompilerOptions();
-        if (sourceFile.kind === 298) {
-            return getOutputPathsForBundle(options, forceDtsPaths);
-        }
-        else {
-            var ownOutputFilePath = ts.getOwnEmitOutputFilePath(sourceFile.fileName, host, getOutputExtension(sourceFile, options));
-            var isJsonFile = ts.isJsonSourceFile(sourceFile);
-            var isJsonEmittedToSameLocation = isJsonFile &&
-                ts.comparePaths(sourceFile.fileName, ownOutputFilePath, host.getCurrentDirectory(), !host.useCaseSensitiveFileNames()) === 0;
-            var jsFilePath = options.emitDeclarationOnly || isJsonEmittedToSameLocation ? undefined : ownOutputFilePath;
-            var sourceMapFilePath = !jsFilePath || ts.isJsonSourceFile(sourceFile) ? undefined : getSourceMapFilePath(jsFilePath, options);
-            var declarationFilePath = (forceDtsPaths || (ts.getEmitDeclarations(options) && !isJsonFile)) ? ts.getDeclarationEmitOutputFilePath(sourceFile.fileName, host) : undefined;
-            var declarationMapPath = declarationFilePath && ts.getAreDeclarationMapsEnabled(options) ? declarationFilePath + ".map" : undefined;
-            return { jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath, declarationMapPath: declarationMapPath, buildInfoPath: undefined };
-        }
-    }
-    ts.getOutputPathsFor = getOutputPathsFor;
-    function getSourceMapFilePath(jsFilePath, options) {
-        return (options.sourceMap && !options.inlineSourceMap) ? jsFilePath + ".map" : undefined;
-    }
-    function getOutputExtension(sourceFile, options) {
-        if (ts.isJsonSourceFile(sourceFile)) {
-            return ".json";
-        }
-        if (options.jsx === 1) {
-            if (ts.isSourceFileJS(sourceFile)) {
-                if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) {
-                    return ".jsx";
-                }
-            }
-            else if (sourceFile.languageVariant === 1) {
-                return ".jsx";
-            }
-        }
-        return ".js";
-    }
-    ts.getOutputExtension = getOutputExtension;
-    function rootDirOfOptions(configFile) {
-        return configFile.options.rootDir || ts.getDirectoryPath(ts.Debug.checkDefined(configFile.options.configFilePath));
-    }
-    function getOutputPathWithoutChangingExt(inputFileName, configFile, ignoreCase, outputDir) {
-        return outputDir ?
-            ts.resolvePath(outputDir, ts.getRelativePathFromDirectory(rootDirOfOptions(configFile), inputFileName, ignoreCase)) :
-            inputFileName;
-    }
-    function getOutputDeclarationFileName(inputFileName, configFile, ignoreCase) {
-        ts.Debug.assert(!ts.fileExtensionIs(inputFileName, ".d.ts") && !ts.fileExtensionIs(inputFileName, ".json"));
-        return ts.changeExtension(getOutputPathWithoutChangingExt(inputFileName, configFile, ignoreCase, configFile.options.declarationDir || configFile.options.outDir), ".d.ts");
-    }
-    ts.getOutputDeclarationFileName = getOutputDeclarationFileName;
-    function getOutputJSFileName(inputFileName, configFile, ignoreCase) {
-        if (configFile.options.emitDeclarationOnly)
-            return undefined;
-        var isJsonFile = ts.fileExtensionIs(inputFileName, ".json");
-        var outputFileName = ts.changeExtension(getOutputPathWithoutChangingExt(inputFileName, configFile, ignoreCase, configFile.options.outDir), isJsonFile ?
-            ".json" :
-            ts.fileExtensionIs(inputFileName, ".tsx") && configFile.options.jsx === 1 ?
-                ".jsx" :
-                ".js");
-        return !isJsonFile || ts.comparePaths(inputFileName, outputFileName, ts.Debug.checkDefined(configFile.options.configFilePath), ignoreCase) !== 0 ?
-            outputFileName :
-            undefined;
-    }
-    function createAddOutput() {
-        var outputs;
-        return { addOutput: addOutput, getOutputs: getOutputs };
-        function addOutput(path) {
-            if (path) {
-                (outputs || (outputs = [])).push(path);
-            }
-        }
-        function getOutputs() {
-            return outputs || ts.emptyArray;
-        }
-    }
-    function getSingleOutputFileNames(configFile, addOutput) {
-        var _a = getOutputPathsForBundle(configFile.options, false), jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath, declarationMapPath = _a.declarationMapPath, buildInfoPath = _a.buildInfoPath;
-        addOutput(jsFilePath);
-        addOutput(sourceMapFilePath);
-        addOutput(declarationFilePath);
-        addOutput(declarationMapPath);
-        addOutput(buildInfoPath);
-    }
-    function getOwnOutputFileNames(configFile, inputFileName, ignoreCase, addOutput) {
-        if (ts.fileExtensionIs(inputFileName, ".d.ts"))
-            return;
-        var js = getOutputJSFileName(inputFileName, configFile, ignoreCase);
-        addOutput(js);
-        if (ts.fileExtensionIs(inputFileName, ".json"))
-            return;
-        if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
-        }
-        if (ts.getEmitDeclarations(configFile.options)) {
-            var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase);
-            addOutput(dts);
-            if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
-            }
-        }
-    }
-    function getAllProjectOutputs(configFile, ignoreCase) {
-        var _a = createAddOutput(), addOutput = _a.addOutput, getOutputs = _a.getOutputs;
-        if (ts.outFile(configFile.options)) {
-            getSingleOutputFileNames(configFile, addOutput);
-        }
-        else {
-            for (var _b = 0, _c = configFile.fileNames; _b < _c.length; _b++) {
-                var inputFileName = _c[_b];
-                getOwnOutputFileNames(configFile, inputFileName, ignoreCase, addOutput);
-            }
-            addOutput(getTsBuildInfoEmitOutputFilePath(configFile.options));
-        }
-        return getOutputs();
-    }
-    ts.getAllProjectOutputs = getAllProjectOutputs;
-    function getOutputFileNames(commandLine, inputFileName, ignoreCase) {
-        inputFileName = ts.normalizePath(inputFileName);
-        ts.Debug.assert(ts.contains(commandLine.fileNames, inputFileName), "Expected fileName to be present in command line");
-        var _a = createAddOutput(), addOutput = _a.addOutput, getOutputs = _a.getOutputs;
-        if (ts.outFile(commandLine.options)) {
-            getSingleOutputFileNames(commandLine, addOutput);
-        }
-        else {
-            getOwnOutputFileNames(commandLine, inputFileName, ignoreCase, addOutput);
-        }
-        return getOutputs();
-    }
-    ts.getOutputFileNames = getOutputFileNames;
-    function getFirstProjectOutput(configFile, ignoreCase) {
-        if (ts.outFile(configFile.options)) {
-            var jsFilePath = getOutputPathsForBundle(configFile.options, false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
-        }
-        for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
-            var inputFileName = _b[_a];
-            if (ts.fileExtensionIs(inputFileName, ".d.ts"))
-                continue;
-            var jsFilePath = getOutputJSFileName(inputFileName, configFile, ignoreCase);
-            if (jsFilePath)
-                return jsFilePath;
-            if (ts.fileExtensionIs(inputFileName, ".json"))
-                continue;
-            if (ts.getEmitDeclarations(configFile.options)) {
-                return getOutputDeclarationFileName(inputFileName, configFile, ignoreCase);
-            }
-        }
-        var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
-        if (buildInfoPath)
-            return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
-    }
-    ts.getFirstProjectOutput = getFirstProjectOutput;
-    function emitFiles(resolver, host, targetSourceFile, _a, emitOnlyDtsFiles, onlyBuildInfo, forceDtsEmit) {
-        var scriptTransformers = _a.scriptTransformers, declarationTransformers = _a.declarationTransformers;
-        var compilerOptions = host.getCompilerOptions();
-        var sourceMapDataList = (compilerOptions.sourceMap || compilerOptions.inlineSourceMap || ts.getAreDeclarationMapsEnabled(compilerOptions)) ? [] : undefined;
-        var emittedFilesList = compilerOptions.listEmittedFiles ? [] : undefined;
-        var emitterDiagnostics = ts.createDiagnosticCollection();
-        var newLine = ts.getNewLineCharacter(compilerOptions, function () { return host.getNewLine(); });
-        var writer = ts.createTextWriter(newLine);
-        var _b = ts.performance.createTimer("printTime", "beforePrint", "afterPrint"), enter = _b.enter, exit = _b.exit;
-        var bundleBuildInfo;
-        var emitSkipped = false;
-        var exportedModulesFromDeclarationEmit;
-        enter();
-        forEachEmittedFile(host, emitSourceFileOrBundle, ts.getSourceFilesToEmit(host, targetSourceFile, forceDtsEmit), forceDtsEmit, onlyBuildInfo, !targetSourceFile);
-        exit();
-        return {
-            emitSkipped: emitSkipped,
-            diagnostics: emitterDiagnostics.getDiagnostics(),
-            emittedFiles: emittedFilesList,
-            sourceMaps: sourceMapDataList,
-            exportedModulesFromDeclarationEmit: exportedModulesFromDeclarationEmit
-        };
-        function emitSourceFileOrBundle(_a, sourceFileOrBundle) {
-            var jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath, declarationMapPath = _a.declarationMapPath, buildInfoPath = _a.buildInfoPath;
-            var buildInfoDirectory;
-            if (buildInfoPath && sourceFileOrBundle && ts.isBundle(sourceFileOrBundle)) {
-                buildInfoDirectory = ts.getDirectoryPath(ts.getNormalizedAbsolutePath(buildInfoPath, host.getCurrentDirectory()));
-                bundleBuildInfo = {
-                    commonSourceDirectory: relativeToBuildInfo(host.getCommonSourceDirectory()),
-                    sourceFiles: sourceFileOrBundle.sourceFiles.map(function (file) { return relativeToBuildInfo(ts.getNormalizedAbsolutePath(file.fileName, host.getCurrentDirectory())); })
-                };
-            }
-            ts.tracing.push("emit", "emitJsFileOrBundle", { jsFilePath: jsFilePath });
-            emitJsFileOrBundle(sourceFileOrBundle, jsFilePath, sourceMapFilePath, relativeToBuildInfo);
-            ts.tracing.pop();
-            ts.tracing.push("emit", "emitDeclarationFileOrBundle", { declarationFilePath: declarationFilePath });
-            emitDeclarationFileOrBundle(sourceFileOrBundle, declarationFilePath, declarationMapPath, relativeToBuildInfo);
-            ts.tracing.pop();
-            ts.tracing.push("emit", "emitBuildInfo", { buildInfoPath: buildInfoPath });
-            emitBuildInfo(bundleBuildInfo, buildInfoPath);
-            ts.tracing.pop();
-            if (!emitSkipped && emittedFilesList) {
-                if (!emitOnlyDtsFiles) {
-                    if (jsFilePath) {
-                        emittedFilesList.push(jsFilePath);
-                    }
-                    if (sourceMapFilePath) {
-                        emittedFilesList.push(sourceMapFilePath);
-                    }
-                    if (buildInfoPath) {
-                        emittedFilesList.push(buildInfoPath);
-                    }
-                }
-                if (declarationFilePath) {
-                    emittedFilesList.push(declarationFilePath);
-                }
-                if (declarationMapPath) {
-                    emittedFilesList.push(declarationMapPath);
-                }
-            }
-            function relativeToBuildInfo(path) {
-                return ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(buildInfoDirectory, path, host.getCanonicalFileName));
-            }
-        }
-        function emitBuildInfo(bundle, buildInfoPath) {
-            if (!buildInfoPath || targetSourceFile || emitSkipped)
-                return;
-            var program = host.getProgramBuildInfo();
-            if (host.isEmitBlocked(buildInfoPath)) {
-                emitSkipped = true;
-                return;
-            }
-            var version = ts.version;
-            ts.writeFile(host, emitterDiagnostics, buildInfoPath, getBuildInfoText({ bundle: bundle, program: program, version: version }), false);
-        }
-        function emitJsFileOrBundle(sourceFileOrBundle, jsFilePath, sourceMapFilePath, relativeToBuildInfo) {
-            if (!sourceFileOrBundle || emitOnlyDtsFiles || !jsFilePath) {
-                return;
-            }
-            if ((jsFilePath && host.isEmitBlocked(jsFilePath)) || compilerOptions.noEmit) {
-                emitSkipped = true;
-                return;
-            }
-            var transform = ts.transformNodes(resolver, host, ts.factory, compilerOptions, [sourceFileOrBundle], scriptTransformers, false);
-            var printerOptions = {
-                removeComments: compilerOptions.removeComments,
-                newLine: compilerOptions.newLine,
-                noEmitHelpers: compilerOptions.noEmitHelpers,
-                module: compilerOptions.module,
-                target: compilerOptions.target,
-                sourceMap: compilerOptions.sourceMap,
-                inlineSourceMap: compilerOptions.inlineSourceMap,
-                inlineSources: compilerOptions.inlineSources,
-                extendedDiagnostics: compilerOptions.extendedDiagnostics,
-                writeBundleFileInfo: !!bundleBuildInfo,
-                relativeToBuildInfo: relativeToBuildInfo
-            };
-            var printer = createPrinter(printerOptions, {
-                hasGlobalName: resolver.hasGlobalName,
-                onEmitNode: transform.emitNodeWithNotification,
-                isEmitNotificationEnabled: transform.isEmitNotificationEnabled,
-                substituteNode: transform.substituteNode,
-            });
-            ts.Debug.assert(transform.transformed.length === 1, "Should only see one output from the transform");
-            printSourceFileOrBundle(jsFilePath, sourceMapFilePath, transform.transformed[0], printer, compilerOptions);
-            transform.dispose();
-            if (bundleBuildInfo)
-                bundleBuildInfo.js = printer.bundleFileInfo;
-        }
-        function emitDeclarationFileOrBundle(sourceFileOrBundle, declarationFilePath, declarationMapPath, relativeToBuildInfo) {
-            if (!sourceFileOrBundle)
-                return;
-            if (!declarationFilePath) {
-                if (emitOnlyDtsFiles || compilerOptions.emitDeclarationOnly)
-                    emitSkipped = true;
-                return;
-            }
-            var sourceFiles = ts.isSourceFile(sourceFileOrBundle) ? [sourceFileOrBundle] : sourceFileOrBundle.sourceFiles;
-            var filesForEmit = forceDtsEmit ? sourceFiles : ts.filter(sourceFiles, ts.isSourceFileNotJson);
-            var inputListOrBundle = ts.outFile(compilerOptions) ? [ts.factory.createBundle(filesForEmit, !ts.isSourceFile(sourceFileOrBundle) ? sourceFileOrBundle.prepends : undefined)] : filesForEmit;
-            if (emitOnlyDtsFiles && !ts.getEmitDeclarations(compilerOptions)) {
-                filesForEmit.forEach(collectLinkedAliases);
-            }
-            var declarationTransform = ts.transformNodes(resolver, host, ts.factory, compilerOptions, inputListOrBundle, declarationTransformers, false);
-            if (ts.length(declarationTransform.diagnostics)) {
-                for (var _a = 0, _b = declarationTransform.diagnostics; _a < _b.length; _a++) {
-                    var diagnostic = _b[_a];
-                    emitterDiagnostics.add(diagnostic);
-                }
-            }
-            var printerOptions = {
-                removeComments: compilerOptions.removeComments,
-                newLine: compilerOptions.newLine,
-                noEmitHelpers: true,
-                module: compilerOptions.module,
-                target: compilerOptions.target,
-                sourceMap: compilerOptions.sourceMap,
-                inlineSourceMap: compilerOptions.inlineSourceMap,
-                extendedDiagnostics: compilerOptions.extendedDiagnostics,
-                onlyPrintJsDocStyle: true,
-                writeBundleFileInfo: !!bundleBuildInfo,
-                recordInternalSection: !!bundleBuildInfo,
-                relativeToBuildInfo: relativeToBuildInfo
-            };
-            var declarationPrinter = createPrinter(printerOptions, {
-                hasGlobalName: resolver.hasGlobalName,
-                onEmitNode: declarationTransform.emitNodeWithNotification,
-                isEmitNotificationEnabled: declarationTransform.isEmitNotificationEnabled,
-                substituteNode: declarationTransform.substituteNode,
-            });
-            var declBlocked = (!!declarationTransform.diagnostics && !!declarationTransform.diagnostics.length) || !!host.isEmitBlocked(declarationFilePath) || !!compilerOptions.noEmit;
-            emitSkipped = emitSkipped || declBlocked;
-            if (!declBlocked || forceDtsEmit) {
-                ts.Debug.assert(declarationTransform.transformed.length === 1, "Should only see one output from the decl transform");
-                printSourceFileOrBundle(declarationFilePath, declarationMapPath, declarationTransform.transformed[0], declarationPrinter, {
-                    sourceMap: compilerOptions.declarationMap,
-                    sourceRoot: compilerOptions.sourceRoot,
-                    mapRoot: compilerOptions.mapRoot,
-                    extendedDiagnostics: compilerOptions.extendedDiagnostics,
-                });
-                if (forceDtsEmit && declarationTransform.transformed[0].kind === 297) {
-                    var sourceFile = declarationTransform.transformed[0];
-                    exportedModulesFromDeclarationEmit = sourceFile.exportedModulesFromDeclarationEmit;
-                }
-            }
-            declarationTransform.dispose();
-            if (bundleBuildInfo)
-                bundleBuildInfo.dts = declarationPrinter.bundleFileInfo;
-        }
-        function collectLinkedAliases(node) {
-            if (ts.isExportAssignment(node)) {
-                if (node.expression.kind === 78) {
-                    resolver.collectLinkedAliases(node.expression, true);
-                }
-                return;
-            }
-            else if (ts.isExportSpecifier(node)) {
-                resolver.collectLinkedAliases(node.propertyName || node.name, true);
-                return;
-            }
-            ts.forEachChild(node, collectLinkedAliases);
-        }
-        function printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle, printer, mapOptions) {
-            var bundle = sourceFileOrBundle.kind === 298 ? sourceFileOrBundle : undefined;
-            var sourceFile = sourceFileOrBundle.kind === 297 ? sourceFileOrBundle : undefined;
-            var sourceFiles = bundle ? bundle.sourceFiles : [sourceFile];
-            var sourceMapGenerator;
-            if (shouldEmitSourceMaps(mapOptions, sourceFileOrBundle)) {
-                sourceMapGenerator = ts.createSourceMapGenerator(host, ts.getBaseFileName(ts.normalizeSlashes(jsFilePath)), getSourceRoot(mapOptions), getSourceMapDirectory(mapOptions, jsFilePath, sourceFile), mapOptions);
-            }
-            if (bundle) {
-                printer.writeBundle(bundle, writer, sourceMapGenerator);
-            }
-            else {
-                printer.writeFile(sourceFile, writer, sourceMapGenerator);
-            }
-            if (sourceMapGenerator) {
-                if (sourceMapDataList) {
-                    sourceMapDataList.push({
-                        inputSourceFileNames: sourceMapGenerator.getSources(),
-                        sourceMap: sourceMapGenerator.toJSON()
-                    });
-                }
-                var sourceMappingURL = getSourceMappingURL(mapOptions, sourceMapGenerator, jsFilePath, sourceMapFilePath, sourceFile);
-                if (sourceMappingURL) {
-                    if (!writer.isAtStartOfLine())
-                        writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL);
-                }
-                if (sourceMapFilePath) {
-                    var sourceMap = sourceMapGenerator.toString();
-                    ts.writeFile(host, emitterDiagnostics, sourceMapFilePath, sourceMap, false, sourceFiles);
-                }
-            }
-            else {
-                writer.writeLine();
-            }
-            ts.writeFile(host, emitterDiagnostics, jsFilePath, writer.getText(), !!compilerOptions.emitBOM, sourceFiles);
-            writer.clear();
-        }
-        function shouldEmitSourceMaps(mapOptions, sourceFileOrBundle) {
-            return (mapOptions.sourceMap || mapOptions.inlineSourceMap)
-                && (sourceFileOrBundle.kind !== 297 || !ts.fileExtensionIs(sourceFileOrBundle.fileName, ".json"));
-        }
-        function getSourceRoot(mapOptions) {
-            var sourceRoot = ts.normalizeSlashes(mapOptions.sourceRoot || "");
-            return sourceRoot ? ts.ensureTrailingDirectorySeparator(sourceRoot) : sourceRoot;
-        }
-        function getSourceMapDirectory(mapOptions, filePath, sourceFile) {
-            if (mapOptions.sourceRoot)
-                return host.getCommonSourceDirectory();
-            if (mapOptions.mapRoot) {
-                var sourceMapDir = ts.normalizeSlashes(mapOptions.mapRoot);
-                if (sourceFile) {
-                    sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFile.fileName, host, sourceMapDir));
-                }
-                if (ts.getRootLength(sourceMapDir) === 0) {
-                    sourceMapDir = ts.combinePaths(host.getCommonSourceDirectory(), sourceMapDir);
-                }
-                return sourceMapDir;
-            }
-            return ts.getDirectoryPath(ts.normalizePath(filePath));
-        }
-        function getSourceMappingURL(mapOptions, sourceMapGenerator, filePath, sourceMapFilePath, sourceFile) {
-            if (mapOptions.inlineSourceMap) {
-                var sourceMapText = sourceMapGenerator.toString();
-                var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
-            }
-            var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
-            if (mapOptions.mapRoot) {
-                var sourceMapDir = ts.normalizeSlashes(mapOptions.mapRoot);
-                if (sourceFile) {
-                    sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFile.fileName, host, sourceMapDir));
-                }
-                if (ts.getRootLength(sourceMapDir) === 0) {
-                    sourceMapDir = ts.combinePaths(host.getCommonSourceDirectory(), sourceMapDir);
-                    return encodeURI(ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizePath(filePath)), ts.combinePaths(sourceMapDir, sourceMapFile), host.getCurrentDirectory(), host.getCanonicalFileName, true));
-                }
-                else {
-                    return encodeURI(ts.combinePaths(sourceMapDir, sourceMapFile));
-                }
-            }
-            return encodeURI(sourceMapFile);
-        }
-    }
-    ts.emitFiles = emitFiles;
-    function getBuildInfoText(buildInfo) {
-        return JSON.stringify(buildInfo, undefined, 2);
-    }
-    ts.getBuildInfoText = getBuildInfoText;
-    function getBuildInfo(buildInfoText) {
-        return JSON.parse(buildInfoText);
-    }
-    ts.getBuildInfo = getBuildInfo;
-    ts.notImplementedResolver = {
-        hasGlobalName: ts.notImplemented,
-        getReferencedExportContainer: ts.notImplemented,
-        getReferencedImportDeclaration: ts.notImplemented,
-        getReferencedDeclarationWithCollidingName: ts.notImplemented,
-        isDeclarationWithCollidingName: ts.notImplemented,
-        isValueAliasDeclaration: ts.notImplemented,
-        isReferencedAliasDeclaration: ts.notImplemented,
-        isTopLevelValueImportEqualsWithEntityName: ts.notImplemented,
-        getNodeCheckFlags: ts.notImplemented,
-        isDeclarationVisible: ts.notImplemented,
-        isLateBound: function (_node) { return false; },
-        collectLinkedAliases: ts.notImplemented,
-        isImplementationOfOverload: ts.notImplemented,
-        isRequiredInitializedParameter: ts.notImplemented,
-        isOptionalUninitializedParameterProperty: ts.notImplemented,
-        isExpandoFunctionDeclaration: ts.notImplemented,
-        getPropertiesOfContainerFunction: ts.notImplemented,
-        createTypeOfDeclaration: ts.notImplemented,
-        createReturnTypeOfSignatureDeclaration: ts.notImplemented,
-        createTypeOfExpression: ts.notImplemented,
-        createLiteralConstValue: ts.notImplemented,
-        isSymbolAccessible: ts.notImplemented,
-        isEntityNameVisible: ts.notImplemented,
-        getConstantValue: ts.notImplemented,
-        getReferencedValueDeclaration: ts.notImplemented,
-        getTypeReferenceSerializationKind: ts.notImplemented,
-        isOptionalParameter: ts.notImplemented,
-        moduleExportsSomeValue: ts.notImplemented,
-        isArgumentsLocalBinding: ts.notImplemented,
-        getExternalModuleFileFromDeclaration: ts.notImplemented,
-        getTypeReferenceDirectivesForEntityName: ts.notImplemented,
-        getTypeReferenceDirectivesForSymbol: ts.notImplemented,
-        isLiteralConstDeclaration: ts.notImplemented,
-        getJsxFactoryEntity: ts.notImplemented,
-        getJsxFragmentFactoryEntity: ts.notImplemented,
-        getAllAccessorDeclarations: ts.notImplemented,
-        getSymbolOfExternalModuleSpecifier: ts.notImplemented,
-        isBindingCapturedByNode: ts.notImplemented,
-        getDeclarationStatementsForSourceFile: ts.notImplemented,
-        isImportRequiredByAugmentation: ts.notImplemented,
-    };
-    function createSourceFilesFromBundleBuildInfo(bundle, buildInfoDirectory, host) {
-        var _a;
-        var jsBundle = ts.Debug.checkDefined(bundle.js);
-        var prologueMap = ((_a = jsBundle.sources) === null || _a === void 0 ? void 0 : _a.prologues) && ts.arrayToMap(jsBundle.sources.prologues, function (prologueInfo) { return prologueInfo.file; });
-        return bundle.sourceFiles.map(function (fileName, index) {
-            var _a, _b;
-            var prologueInfo = prologueMap === null || prologueMap === void 0 ? void 0 : prologueMap.get(index);
-            var statements = prologueInfo === null || prologueInfo === void 0 ? void 0 : prologueInfo.directives.map(function (directive) {
-                var literal = ts.setTextRange(ts.factory.createStringLiteral(directive.expression.text), directive.expression);
-                var statement = ts.setTextRange(ts.factory.createExpressionStatement(literal), directive);
-                ts.setParent(literal, statement);
-                return statement;
-            });
-            var eofToken = ts.factory.createToken(1);
-            var sourceFile = ts.factory.createSourceFile(statements !== null && statements !== void 0 ? statements : [], eofToken, 0);
-            sourceFile.fileName = ts.getRelativePathFromDirectory(host.getCurrentDirectory(), ts.getNormalizedAbsolutePath(fileName, buildInfoDirectory), !host.useCaseSensitiveFileNames());
-            sourceFile.text = (_a = prologueInfo === null || prologueInfo === void 0 ? void 0 : prologueInfo.text) !== null && _a !== void 0 ? _a : "";
-            ts.setTextRangePosWidth(sourceFile, 0, (_b = prologueInfo === null || prologueInfo === void 0 ? void 0 : prologueInfo.text.length) !== null && _b !== void 0 ? _b : 0);
-            ts.setEachParent(sourceFile.statements, sourceFile);
-            ts.setTextRangePosWidth(eofToken, sourceFile.end, 0);
-            ts.setParent(eofToken, sourceFile);
-            return sourceFile;
-        });
-    }
-    function emitUsingBuildInfo(config, host, getCommandLine, customTransformers) {
-        var _a = getOutputPathsForBundle(config.options, false), buildInfoPath = _a.buildInfoPath, jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath, declarationMapPath = _a.declarationMapPath;
-        var buildInfoText = host.readFile(ts.Debug.checkDefined(buildInfoPath));
-        if (!buildInfoText)
-            return buildInfoPath;
-        var jsFileText = host.readFile(ts.Debug.checkDefined(jsFilePath));
-        if (!jsFileText)
-            return jsFilePath;
-        var sourceMapText = sourceMapFilePath && host.readFile(sourceMapFilePath);
-        if ((sourceMapFilePath && !sourceMapText) || config.options.inlineSourceMap)
-            return sourceMapFilePath || "inline sourcemap decoding";
-        var declarationText = declarationFilePath && host.readFile(declarationFilePath);
-        if (declarationFilePath && !declarationText)
-            return declarationFilePath;
-        var declarationMapText = declarationMapPath && host.readFile(declarationMapPath);
-        if ((declarationMapPath && !declarationMapText) || config.options.inlineSourceMap)
-            return declarationMapPath || "inline sourcemap decoding";
-        var buildInfo = getBuildInfo(buildInfoText);
-        if (!buildInfo.bundle || !buildInfo.bundle.js || (declarationText && !buildInfo.bundle.dts))
-            return buildInfoPath;
-        var buildInfoDirectory = ts.getDirectoryPath(ts.getNormalizedAbsolutePath(buildInfoPath, host.getCurrentDirectory()));
-        var ownPrependInput = ts.createInputFiles(jsFileText, declarationText, sourceMapFilePath, sourceMapText, declarationMapPath, declarationMapText, jsFilePath, declarationFilePath, buildInfoPath, buildInfo, true);
-        var outputFiles = [];
-        var prependNodes = ts.createPrependNodes(config.projectReferences, getCommandLine, function (f) { return host.readFile(f); });
-        var sourceFilesForJsEmit = createSourceFilesFromBundleBuildInfo(buildInfo.bundle, buildInfoDirectory, host);
-        var emitHost = {
-            getPrependNodes: ts.memoize(function () { return __spreadArrays(prependNodes, [ownPrependInput]); }),
-            getCanonicalFileName: host.getCanonicalFileName,
-            getCommonSourceDirectory: function () { return ts.getNormalizedAbsolutePath(buildInfo.bundle.commonSourceDirectory, buildInfoDirectory); },
-            getCompilerOptions: function () { return config.options; },
-            getCurrentDirectory: function () { return host.getCurrentDirectory(); },
-            getNewLine: function () { return host.getNewLine(); },
-            getSourceFile: ts.returnUndefined,
-            getSourceFileByPath: ts.returnUndefined,
-            getSourceFiles: function () { return sourceFilesForJsEmit; },
-            getLibFileFromReference: ts.notImplemented,
-            isSourceFileFromExternalLibrary: ts.returnFalse,
-            getResolvedProjectReferenceToRedirect: ts.returnUndefined,
-            getProjectReferenceRedirect: ts.returnUndefined,
-            isSourceOfProjectReferenceRedirect: ts.returnFalse,
-            writeFile: function (name, text, writeByteOrderMark) {
-                switch (name) {
-                    case jsFilePath:
-                        if (jsFileText === text)
-                            return;
-                        break;
-                    case sourceMapFilePath:
-                        if (sourceMapText === text)
-                            return;
-                        break;
-                    case buildInfoPath:
-                        var newBuildInfo = getBuildInfo(text);
-                        newBuildInfo.program = buildInfo.program;
-                        var _a = buildInfo.bundle, js = _a.js, dts = _a.dts, sourceFiles = _a.sourceFiles;
-                        newBuildInfo.bundle.js.sources = js.sources;
-                        if (dts) {
-                            newBuildInfo.bundle.dts.sources = dts.sources;
-                        }
-                        newBuildInfo.bundle.sourceFiles = sourceFiles;
-                        outputFiles.push({ name: name, text: getBuildInfoText(newBuildInfo), writeByteOrderMark: writeByteOrderMark });
-                        return;
-                    case declarationFilePath:
-                        if (declarationText === text)
-                            return;
-                        break;
-                    case declarationMapPath:
-                        if (declarationMapText === text)
-                            return;
-                        break;
-                    default:
-                        ts.Debug.fail("Unexpected path: " + name);
-                }
-                outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
-            },
-            isEmitBlocked: ts.returnFalse,
-            readFile: function (f) { return host.readFile(f); },
-            fileExists: function (f) { return host.fileExists(f); },
-            useCaseSensitiveFileNames: function () { return host.useCaseSensitiveFileNames(); },
-            getProgramBuildInfo: ts.returnUndefined,
-            getSourceFileFromReference: ts.returnUndefined,
-            redirectTargetsMap: ts.createMultiMap()
-        };
-        emitFiles(ts.notImplementedResolver, emitHost, undefined, ts.getTransformers(config.options, customTransformers));
-        return outputFiles;
-    }
-    ts.emitUsingBuildInfo = emitUsingBuildInfo;
-    function createPrinter(printerOptions, handlers) {
-        if (printerOptions === void 0) { printerOptions = {}; }
-        if (handlers === void 0) { handlers = {}; }
-        var hasGlobalName = handlers.hasGlobalName, _a = handlers.onEmitNode, onEmitNode = _a === void 0 ? ts.noEmitNotification : _a, isEmitNotificationEnabled = handlers.isEmitNotificationEnabled, _b = handlers.substituteNode, substituteNode = _b === void 0 ? ts.noEmitSubstitution : _b, onBeforeEmitNodeArray = handlers.onBeforeEmitNodeArray, onAfterEmitNodeArray = handlers.onAfterEmitNodeArray, onBeforeEmitToken = handlers.onBeforeEmitToken, onAfterEmitToken = handlers.onAfterEmitToken;
-        var extendedDiagnostics = !!printerOptions.extendedDiagnostics;
-        var newLine = ts.getNewLineCharacter(printerOptions);
-        var moduleKind = ts.getEmitModuleKind(printerOptions);
-        var bundledHelpers = new ts.Map();
-        var currentSourceFile;
-        var nodeIdToGeneratedName;
-        var autoGeneratedIdToGeneratedName;
-        var generatedNames;
-        var tempFlagsStack;
-        var tempFlags;
-        var reservedNamesStack;
-        var reservedNames;
-        var preserveSourceNewlines = printerOptions.preserveSourceNewlines;
-        var nextListElementPos;
-        var writer;
-        var ownWriter;
-        var write = writeBase;
-        var isOwnFileEmit;
-        var bundleFileInfo = printerOptions.writeBundleFileInfo ? { sections: [] } : undefined;
-        var relativeToBuildInfo = bundleFileInfo ? ts.Debug.checkDefined(printerOptions.relativeToBuildInfo) : undefined;
-        var recordInternalSection = printerOptions.recordInternalSection;
-        var sourceFileTextPos = 0;
-        var sourceFileTextKind = "text";
-        var sourceMapsDisabled = true;
-        var sourceMapGenerator;
-        var sourceMapSource;
-        var sourceMapSourceIndex = -1;
-        var mostRecentlyAddedSourceMapSource;
-        var mostRecentlyAddedSourceMapSourceIndex = -1;
-        var containerPos = -1;
-        var containerEnd = -1;
-        var declarationListContainerEnd = -1;
-        var currentLineMap;
-        var detachedCommentsInfo;
-        var hasWrittenComment = false;
-        var commentsDisabled = !!printerOptions.removeComments;
-        var lastNode;
-        var lastSubstitution;
-        var _c = ts.performance.createTimerIf(extendedDiagnostics, "commentTime", "beforeComment", "afterComment"), enterComment = _c.enter, exitComment = _c.exit;
-        reset();
-        return {
-            printNode: printNode,
-            printList: printList,
-            printFile: printFile,
-            printBundle: printBundle,
-            writeNode: writeNode,
-            writeList: writeList,
-            writeFile: writeFile,
-            writeBundle: writeBundle,
-            bundleFileInfo: bundleFileInfo
-        };
-        function printNode(hint, node, sourceFile) {
-            switch (hint) {
-                case 0:
-                    ts.Debug.assert(ts.isSourceFile(node), "Expected a SourceFile node.");
-                    break;
-                case 2:
-                    ts.Debug.assert(ts.isIdentifier(node), "Expected an Identifier node.");
-                    break;
-                case 1:
-                    ts.Debug.assert(ts.isExpression(node), "Expected an Expression node.");
-                    break;
-            }
-            switch (node.kind) {
-                case 297: return printFile(node);
-                case 298: return printBundle(node);
-                case 299: return printUnparsedSource(node);
-            }
-            writeNode(hint, node, sourceFile, beginPrint());
-            return endPrint();
-        }
-        function printList(format, nodes, sourceFile) {
-            writeList(format, nodes, sourceFile, beginPrint());
-            return endPrint();
-        }
-        function printBundle(bundle) {
-            writeBundle(bundle, beginPrint(), undefined);
-            return endPrint();
-        }
-        function printFile(sourceFile) {
-            writeFile(sourceFile, beginPrint(), undefined);
-            return endPrint();
-        }
-        function printUnparsedSource(unparsed) {
-            writeUnparsedSource(unparsed, beginPrint());
-            return endPrint();
-        }
-        function writeNode(hint, node, sourceFile, output) {
-            var previousWriter = writer;
-            setWriter(output, undefined);
-            print(hint, node, sourceFile);
-            reset();
-            writer = previousWriter;
-        }
-        function writeList(format, nodes, sourceFile, output) {
-            var previousWriter = writer;
-            setWriter(output, undefined);
-            if (sourceFile) {
-                setSourceFile(sourceFile);
-            }
-            emitList(syntheticParent, nodes, format);
-            reset();
-            writer = previousWriter;
-        }
-        function getTextPosWithWriteLine() {
-            return writer.getTextPosWithWriteLine ? writer.getTextPosWithWriteLine() : writer.getTextPos();
-        }
-        function updateOrPushBundleFileTextLike(pos, end, kind) {
-            var last = ts.lastOrUndefined(bundleFileInfo.sections);
-            if (last && last.kind === kind) {
-                last.end = end;
-            }
-            else {
-                bundleFileInfo.sections.push({ pos: pos, end: end, kind: kind });
-            }
-        }
-        function recordBundleFileInternalSectionStart(node) {
-            if (recordInternalSection &&
-                bundleFileInfo &&
-                currentSourceFile &&
-                (ts.isDeclaration(node) || ts.isVariableStatement(node)) &&
-                ts.isInternalDeclaration(node, currentSourceFile) &&
-                sourceFileTextKind !== "internal") {
-                var prevSourceFileTextKind = sourceFileTextKind;
-                recordBundleFileTextLikeSection(writer.getTextPos());
-                sourceFileTextPos = getTextPosWithWriteLine();
-                sourceFileTextKind = "internal";
-                return prevSourceFileTextKind;
-            }
-            return undefined;
-        }
-        function recordBundleFileInternalSectionEnd(prevSourceFileTextKind) {
-            if (prevSourceFileTextKind) {
-                recordBundleFileTextLikeSection(writer.getTextPos());
-                sourceFileTextPos = getTextPosWithWriteLine();
-                sourceFileTextKind = prevSourceFileTextKind;
-            }
-        }
-        function recordBundleFileTextLikeSection(end) {
-            if (sourceFileTextPos < end) {
-                updateOrPushBundleFileTextLike(sourceFileTextPos, end, sourceFileTextKind);
-                return true;
-            }
-            return false;
-        }
-        function writeBundle(bundle, output, sourceMapGenerator) {
-            var _a;
-            isOwnFileEmit = false;
-            var previousWriter = writer;
-            setWriter(output, sourceMapGenerator);
-            emitShebangIfNeeded(bundle);
-            emitPrologueDirectivesIfNeeded(bundle);
-            emitHelpers(bundle);
-            emitSyntheticTripleSlashReferencesIfNeeded(bundle);
-            for (var _b = 0, _c = bundle.prepends; _b < _c.length; _b++) {
-                var prepend = _c[_b];
-                writeLine();
-                var pos = writer.getTextPos();
-                var savedSections = bundleFileInfo && bundleFileInfo.sections;
-                if (savedSections)
-                    bundleFileInfo.sections = [];
-                print(4, prepend, undefined);
-                if (bundleFileInfo) {
-                    var newSections = bundleFileInfo.sections;
-                    bundleFileInfo.sections = savedSections;
-                    if (prepend.oldFileOfCurrentEmit)
-                        (_a = bundleFileInfo.sections).push.apply(_a, newSections);
-                    else {
-                        newSections.forEach(function (section) { return ts.Debug.assert(ts.isBundleFileTextLike(section)); });
-                        bundleFileInfo.sections.push({
-                            pos: pos,
-                            end: writer.getTextPos(),
-                            kind: "prepend",
-                            data: relativeToBuildInfo(prepend.fileName),
-                            texts: newSections
-                        });
-                    }
-                }
-            }
-            sourceFileTextPos = getTextPosWithWriteLine();
-            for (var _d = 0, _e = bundle.sourceFiles; _d < _e.length; _d++) {
-                var sourceFile = _e[_d];
-                print(0, sourceFile, sourceFile);
-            }
-            if (bundleFileInfo && bundle.sourceFiles.length) {
-                var end = writer.getTextPos();
-                if (recordBundleFileTextLikeSection(end)) {
-                    var prologues = getPrologueDirectivesFromBundledSourceFiles(bundle);
-                    if (prologues) {
-                        if (!bundleFileInfo.sources)
-                            bundleFileInfo.sources = {};
-                        bundleFileInfo.sources.prologues = prologues;
-                    }
-                    var helpers = getHelpersFromBundledSourceFiles(bundle);
-                    if (helpers) {
-                        if (!bundleFileInfo.sources)
-                            bundleFileInfo.sources = {};
-                        bundleFileInfo.sources.helpers = helpers;
-                    }
-                }
-            }
-            reset();
-            writer = previousWriter;
-        }
-        function writeUnparsedSource(unparsed, output) {
-            var previousWriter = writer;
-            setWriter(output, undefined);
-            print(4, unparsed, undefined);
-            reset();
-            writer = previousWriter;
-        }
-        function writeFile(sourceFile, output, sourceMapGenerator) {
-            isOwnFileEmit = true;
-            var previousWriter = writer;
-            setWriter(output, sourceMapGenerator);
-            emitShebangIfNeeded(sourceFile);
-            emitPrologueDirectivesIfNeeded(sourceFile);
-            print(0, sourceFile, sourceFile);
-            reset();
-            writer = previousWriter;
-        }
-        function beginPrint() {
-            return ownWriter || (ownWriter = ts.createTextWriter(newLine));
-        }
-        function endPrint() {
-            var text = ownWriter.getText();
-            ownWriter.clear();
-            return text;
-        }
-        function print(hint, node, sourceFile) {
-            if (sourceFile) {
-                setSourceFile(sourceFile);
-            }
-            pipelineEmit(hint, node);
-        }
-        function setSourceFile(sourceFile) {
-            currentSourceFile = sourceFile;
-            currentLineMap = undefined;
-            detachedCommentsInfo = undefined;
-            if (sourceFile) {
-                setSourceMapSource(sourceFile);
-            }
-        }
-        function setWriter(_writer, _sourceMapGenerator) {
-            if (_writer && printerOptions.omitTrailingSemicolon) {
-                _writer = ts.getTrailingSemicolonDeferringWriter(_writer);
-            }
-            writer = _writer;
-            sourceMapGenerator = _sourceMapGenerator;
-            sourceMapsDisabled = !writer || !sourceMapGenerator;
-        }
-        function reset() {
-            nodeIdToGeneratedName = [];
-            autoGeneratedIdToGeneratedName = [];
-            generatedNames = new ts.Set();
-            tempFlagsStack = [];
-            tempFlags = 0;
-            reservedNamesStack = [];
-            currentSourceFile = undefined;
-            currentLineMap = undefined;
-            detachedCommentsInfo = undefined;
-            lastNode = undefined;
-            lastSubstitution = undefined;
-            setWriter(undefined, undefined);
-        }
-        function getCurrentLineMap() {
-            return currentLineMap || (currentLineMap = ts.getLineStarts(currentSourceFile));
-        }
-        function emit(node) {
-            if (node === undefined)
-                return;
-            var prevSourceFileTextKind = recordBundleFileInternalSectionStart(node);
-            var substitute = pipelineEmit(4, node);
-            recordBundleFileInternalSectionEnd(prevSourceFileTextKind);
-            return substitute;
-        }
-        function emitIdentifierName(node) {
-            if (node === undefined)
-                return;
-            return pipelineEmit(2, node);
-        }
-        function emitExpression(node) {
-            if (node === undefined)
-                return;
-            return pipelineEmit(1, node);
-        }
-        function emitJsxAttributeValue(node) {
-            return pipelineEmit(ts.isStringLiteral(node) ? 6 : 4, node);
-        }
-        function pipelineEmit(emitHint, node) {
-            var savedLastNode = lastNode;
-            var savedLastSubstitution = lastSubstitution;
-            var savedPreserveSourceNewlines = preserveSourceNewlines;
-            lastNode = node;
-            lastSubstitution = undefined;
-            if (preserveSourceNewlines && !!(ts.getEmitFlags(node) & 134217728)) {
-                preserveSourceNewlines = false;
-            }
-            var pipelinePhase = getPipelinePhase(0, emitHint, node);
-            pipelinePhase(emitHint, node);
-            ts.Debug.assert(lastNode === node);
-            var substitute = lastSubstitution;
-            lastNode = savedLastNode;
-            lastSubstitution = savedLastSubstitution;
-            preserveSourceNewlines = savedPreserveSourceNewlines;
-            return substitute || node;
-        }
-        function getPipelinePhase(phase, emitHint, node) {
-            switch (phase) {
-                case 0:
-                    if (onEmitNode !== ts.noEmitNotification && (!isEmitNotificationEnabled || isEmitNotificationEnabled(node))) {
-                        return pipelineEmitWithNotification;
-                    }
-                case 1:
-                    if (substituteNode !== ts.noEmitSubstitution && (lastSubstitution = substituteNode(emitHint, node)) !== node) {
-                        return pipelineEmitWithSubstitution;
-                    }
-                case 2:
-                    if (!commentsDisabled && node.kind !== 297) {
-                        return pipelineEmitWithComments;
-                    }
-                case 3:
-                    if (!sourceMapsDisabled && node.kind !== 297 && !ts.isInJsonFile(node)) {
-                        return pipelineEmitWithSourceMap;
-                    }
-                case 4:
-                    return pipelineEmitWithHint;
-                default:
-                    return ts.Debug.assertNever(phase);
-            }
-        }
-        function getNextPipelinePhase(currentPhase, emitHint, node) {
-            return getPipelinePhase(currentPhase + 1, emitHint, node);
-        }
-        function pipelineEmitWithNotification(hint, node) {
-            ts.Debug.assert(lastNode === node);
-            var pipelinePhase = getNextPipelinePhase(0, hint, node);
-            onEmitNode(hint, node, pipelinePhase);
-            ts.Debug.assert(lastNode === node);
-        }
-        function pipelineEmitWithHint(hint, node) {
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-            if (hint === 0)
-                return emitSourceFile(ts.cast(node, ts.isSourceFile));
-            if (hint === 2)
-                return emitIdentifier(ts.cast(node, ts.isIdentifier));
-            if (hint === 6)
-                return emitLiteral(ts.cast(node, ts.isStringLiteral), true);
-            if (hint === 3)
-                return emitMappedTypeParameter(ts.cast(node, ts.isTypeParameterDeclaration));
-            if (hint === 5) {
-                ts.Debug.assertNode(node, ts.isEmptyStatement);
-                return emitEmptyStatement(true);
-            }
-            if (hint === 4) {
-                if (ts.isKeyword(node.kind))
-                    return writeTokenNode(node, writeKeyword);
-                switch (node.kind) {
-                    case 15:
-                    case 16:
-                    case 17:
-                        return emitLiteral(node, false);
-                    case 299:
-                    case 293:
-                        return emitUnparsedSourceOrPrepend(node);
-                    case 292:
-                        return writeUnparsedNode(node);
-                    case 294:
-                    case 295:
-                        return emitUnparsedTextLike(node);
-                    case 296:
-                        return emitUnparsedSyntheticReference(node);
-                    case 78:
-                        return emitIdentifier(node);
-                    case 79:
-                        return emitPrivateIdentifier(node);
-                    case 157:
-                        return emitQualifiedName(node);
-                    case 158:
-                        return emitComputedPropertyName(node);
-                    case 159:
-                        return emitTypeParameter(node);
-                    case 160:
-                        return emitParameter(node);
-                    case 161:
-                        return emitDecorator(node);
-                    case 162:
-                        return emitPropertySignature(node);
-                    case 163:
-                        return emitPropertyDeclaration(node);
-                    case 164:
-                        return emitMethodSignature(node);
-                    case 165:
-                        return emitMethodDeclaration(node);
-                    case 166:
-                        return emitConstructor(node);
-                    case 167:
-                    case 168:
-                        return emitAccessorDeclaration(node);
-                    case 169:
-                        return emitCallSignature(node);
-                    case 170:
-                        return emitConstructSignature(node);
-                    case 171:
-                        return emitIndexSignature(node);
-                    case 194:
-                        return emitTemplateTypeSpan(node);
-                    case 172:
-                        return emitTypePredicate(node);
-                    case 173:
-                        return emitTypeReference(node);
-                    case 174:
-                        return emitFunctionType(node);
-                    case 308:
-                        return emitJSDocFunctionType(node);
-                    case 175:
-                        return emitConstructorType(node);
-                    case 176:
-                        return emitTypeQuery(node);
-                    case 177:
-                        return emitTypeLiteral(node);
-                    case 178:
-                        return emitArrayType(node);
-                    case 179:
-                        return emitTupleType(node);
-                    case 180:
-                        return emitOptionalType(node);
-                    case 182:
-                        return emitUnionType(node);
-                    case 183:
-                        return emitIntersectionType(node);
-                    case 184:
-                        return emitConditionalType(node);
-                    case 185:
-                        return emitInferType(node);
-                    case 186:
-                        return emitParenthesizedType(node);
-                    case 223:
-                        return emitExpressionWithTypeArguments(node);
-                    case 187:
-                        return emitThisType();
-                    case 188:
-                        return emitTypeOperator(node);
-                    case 189:
-                        return emitIndexedAccessType(node);
-                    case 190:
-                        return emitMappedType(node);
-                    case 191:
-                        return emitLiteralType(node);
-                    case 193:
-                        return emitTemplateType(node);
-                    case 195:
-                        return emitImportTypeNode(node);
-                    case 303:
-                        writePunctuation("*");
-                        return;
-                    case 304:
-                        writePunctuation("?");
-                        return;
-                    case 305:
-                        return emitJSDocNullableType(node);
-                    case 306:
-                        return emitJSDocNonNullableType(node);
-                    case 307:
-                        return emitJSDocOptionalType(node);
-                    case 181:
-                    case 309:
-                        return emitRestOrJSDocVariadicType(node);
-                    case 192:
-                        return emitNamedTupleMember(node);
-                    case 196:
-                        return emitObjectBindingPattern(node);
-                    case 197:
-                        return emitArrayBindingPattern(node);
-                    case 198:
-                        return emitBindingElement(node);
-                    case 228:
-                        return emitTemplateSpan(node);
-                    case 229:
-                        return emitSemicolonClassElement();
-                    case 230:
-                        return emitBlock(node);
-                    case 232:
-                        return emitVariableStatement(node);
-                    case 231:
-                        return emitEmptyStatement(false);
-                    case 233:
-                        return emitExpressionStatement(node);
-                    case 234:
-                        return emitIfStatement(node);
-                    case 235:
-                        return emitDoStatement(node);
-                    case 236:
-                        return emitWhileStatement(node);
-                    case 237:
-                        return emitForStatement(node);
-                    case 238:
-                        return emitForInStatement(node);
-                    case 239:
-                        return emitForOfStatement(node);
-                    case 240:
-                        return emitContinueStatement(node);
-                    case 241:
-                        return emitBreakStatement(node);
-                    case 242:
-                        return emitReturnStatement(node);
-                    case 243:
-                        return emitWithStatement(node);
-                    case 244:
-                        return emitSwitchStatement(node);
-                    case 245:
-                        return emitLabeledStatement(node);
-                    case 246:
-                        return emitThrowStatement(node);
-                    case 247:
-                        return emitTryStatement(node);
-                    case 248:
-                        return emitDebuggerStatement(node);
-                    case 249:
-                        return emitVariableDeclaration(node);
-                    case 250:
-                        return emitVariableDeclarationList(node);
-                    case 251:
-                        return emitFunctionDeclaration(node);
-                    case 252:
-                        return emitClassDeclaration(node);
-                    case 253:
-                        return emitInterfaceDeclaration(node);
-                    case 254:
-                        return emitTypeAliasDeclaration(node);
-                    case 255:
-                        return emitEnumDeclaration(node);
-                    case 256:
-                        return emitModuleDeclaration(node);
-                    case 257:
-                        return emitModuleBlock(node);
-                    case 258:
-                        return emitCaseBlock(node);
-                    case 259:
-                        return emitNamespaceExportDeclaration(node);
-                    case 260:
-                        return emitImportEqualsDeclaration(node);
-                    case 261:
-                        return emitImportDeclaration(node);
-                    case 262:
-                        return emitImportClause(node);
-                    case 263:
-                        return emitNamespaceImport(node);
-                    case 269:
-                        return emitNamespaceExport(node);
-                    case 264:
-                        return emitNamedImports(node);
-                    case 265:
-                        return emitImportSpecifier(node);
-                    case 266:
-                        return emitExportAssignment(node);
-                    case 267:
-                        return emitExportDeclaration(node);
-                    case 268:
-                        return emitNamedExports(node);
-                    case 270:
-                        return emitExportSpecifier(node);
-                    case 271:
-                        return;
-                    case 272:
-                        return emitExternalModuleReference(node);
-                    case 11:
-                        return emitJsxText(node);
-                    case 275:
-                    case 278:
-                        return emitJsxOpeningElementOrFragment(node);
-                    case 276:
-                    case 279:
-                        return emitJsxClosingElementOrFragment(node);
-                    case 280:
-                        return emitJsxAttribute(node);
-                    case 281:
-                        return emitJsxAttributes(node);
-                    case 282:
-                        return emitJsxSpreadAttribute(node);
-                    case 283:
-                        return emitJsxExpression(node);
-                    case 284:
-                        return emitCaseClause(node);
-                    case 285:
-                        return emitDefaultClause(node);
-                    case 286:
-                        return emitHeritageClause(node);
-                    case 287:
-                        return emitCatchClause(node);
-                    case 288:
-                        return emitPropertyAssignment(node);
-                    case 289:
-                        return emitShorthandPropertyAssignment(node);
-                    case 290:
-                        return emitSpreadAssignment(node);
-                    case 291:
-                        return emitEnumMember(node);
-                    case 326:
-                    case 333:
-                        return emitJSDocPropertyLikeTag(node);
-                    case 327:
-                    case 329:
-                    case 328:
-                    case 325:
-                        return emitJSDocSimpleTypedTag(node);
-                    case 316:
-                    case 315:
-                        return emitJSDocHeritageTag(node);
-                    case 330:
-                        return emitJSDocTemplateTag(node);
-                    case 331:
-                        return emitJSDocTypedefTag(node);
-                    case 324:
-                        return emitJSDocCallbackTag(node);
-                    case 313:
-                        return emitJSDocSignature(node);
-                    case 312:
-                        return emitJSDocTypeLiteral(node);
-                    case 319:
-                    case 314:
-                        return emitJSDocSimpleTag(node);
-                    case 332:
-                        return emitJSDocSeeTag(node);
-                    case 302:
-                        return emitJSDocNameReference(node);
-                    case 311:
-                        return emitJSDoc(node);
-                }
-                if (ts.isExpression(node)) {
-                    hint = 1;
-                    if (substituteNode !== ts.noEmitSubstitution) {
-                        lastSubstitution = node = substituteNode(hint, node);
-                    }
-                }
-                else if (ts.isToken(node)) {
-                    return writeTokenNode(node, writePunctuation);
-                }
-            }
-            if (hint === 1) {
-                switch (node.kind) {
-                    case 8:
-                    case 9:
-                        return emitNumericOrBigIntLiteral(node);
-                    case 10:
-                    case 13:
-                    case 14:
-                        return emitLiteral(node, false);
-                    case 78:
-                        return emitIdentifier(node);
-                    case 94:
-                    case 103:
-                    case 105:
-                    case 109:
-                    case 107:
-                    case 99:
-                        writeTokenNode(node, writeKeyword);
-                        return;
-                    case 199:
-                        return emitArrayLiteralExpression(node);
-                    case 200:
-                        return emitObjectLiteralExpression(node);
-                    case 201:
-                        return emitPropertyAccessExpression(node);
-                    case 202:
-                        return emitElementAccessExpression(node);
-                    case 203:
-                        return emitCallExpression(node);
-                    case 204:
-                        return emitNewExpression(node);
-                    case 205:
-                        return emitTaggedTemplateExpression(node);
-                    case 206:
-                        return emitTypeAssertionExpression(node);
-                    case 207:
-                        return emitParenthesizedExpression(node);
-                    case 208:
-                        return emitFunctionExpression(node);
-                    case 209:
-                        return emitArrowFunction(node);
-                    case 210:
-                        return emitDeleteExpression(node);
-                    case 211:
-                        return emitTypeOfExpression(node);
-                    case 212:
-                        return emitVoidExpression(node);
-                    case 213:
-                        return emitAwaitExpression(node);
-                    case 214:
-                        return emitPrefixUnaryExpression(node);
-                    case 215:
-                        return emitPostfixUnaryExpression(node);
-                    case 216:
-                        return emitBinaryExpression(node);
-                    case 217:
-                        return emitConditionalExpression(node);
-                    case 218:
-                        return emitTemplateExpression(node);
-                    case 219:
-                        return emitYieldExpression(node);
-                    case 220:
-                        return emitSpreadExpression(node);
-                    case 221:
-                        return emitClassExpression(node);
-                    case 222:
-                        return;
-                    case 224:
-                        return emitAsExpression(node);
-                    case 225:
-                        return emitNonNullExpression(node);
-                    case 226:
-                        return emitMetaProperty(node);
-                    case 273:
-                        return emitJsxElement(node);
-                    case 274:
-                        return emitJsxSelfClosingElement(node);
-                    case 277:
-                        return emitJsxFragment(node);
-                    case 336:
-                        return emitPartiallyEmittedExpression(node);
-                    case 337:
-                        return emitCommaList(node);
-                }
-            }
-        }
-        function emitMappedTypeParameter(node) {
-            emit(node.name);
-            writeSpace();
-            writeKeyword("in");
-            writeSpace();
-            emit(node.constraint);
-        }
-        function pipelineEmitWithSubstitution(hint, node) {
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-            var pipelinePhase = getNextPipelinePhase(1, hint, node);
-            pipelinePhase(hint, lastSubstitution);
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-        }
-        function getHelpersFromBundledSourceFiles(bundle) {
-            var result;
-            if (moduleKind === ts.ModuleKind.None || printerOptions.noEmitHelpers) {
-                return undefined;
-            }
-            var bundledHelpers = new ts.Map();
-            for (var _a = 0, _b = bundle.sourceFiles; _a < _b.length; _a++) {
-                var sourceFile = _b[_a];
-                var shouldSkip = ts.getExternalHelpersModuleName(sourceFile) !== undefined;
-                var helpers = getSortedEmitHelpers(sourceFile);
-                if (!helpers)
-                    continue;
-                for (var _c = 0, helpers_5 = helpers; _c < helpers_5.length; _c++) {
-                    var helper = helpers_5[_c];
-                    if (!helper.scoped && !shouldSkip && !bundledHelpers.get(helper.name)) {
-                        bundledHelpers.set(helper.name, true);
-                        (result || (result = [])).push(helper.name);
-                    }
-                }
-            }
-            return result;
-        }
-        function emitHelpers(node) {
-            var helpersEmitted = false;
-            var bundle = node.kind === 298 ? node : undefined;
-            if (bundle && moduleKind === ts.ModuleKind.None) {
-                return;
-            }
-            var numPrepends = bundle ? bundle.prepends.length : 0;
-            var numNodes = bundle ? bundle.sourceFiles.length + numPrepends : 1;
-            for (var i = 0; i < numNodes; i++) {
-                var currentNode = bundle ? i < numPrepends ? bundle.prepends[i] : bundle.sourceFiles[i - numPrepends] : node;
-                var sourceFile = ts.isSourceFile(currentNode) ? currentNode : ts.isUnparsedSource(currentNode) ? undefined : currentSourceFile;
-                var shouldSkip = printerOptions.noEmitHelpers || (!!sourceFile && ts.hasRecordedExternalHelpers(sourceFile));
-                var shouldBundle = (ts.isSourceFile(currentNode) || ts.isUnparsedSource(currentNode)) && !isOwnFileEmit;
-                var helpers = ts.isUnparsedSource(currentNode) ? currentNode.helpers : getSortedEmitHelpers(currentNode);
-                if (helpers) {
-                    for (var _a = 0, helpers_6 = helpers; _a < helpers_6.length; _a++) {
-                        var helper = helpers_6[_a];
-                        if (!helper.scoped) {
-                            if (shouldSkip)
-                                continue;
-                            if (shouldBundle) {
-                                if (bundledHelpers.get(helper.name)) {
-                                    continue;
-                                }
-                                bundledHelpers.set(helper.name, true);
-                            }
-                        }
-                        else if (bundle) {
-                            continue;
-                        }
-                        var pos = getTextPosWithWriteLine();
-                        if (typeof helper.text === "string") {
-                            writeLines(helper.text);
-                        }
-                        else {
-                            writeLines(helper.text(makeFileLevelOptimisticUniqueName));
-                        }
-                        if (bundleFileInfo)
-                            bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "emitHelpers", data: helper.name });
-                        helpersEmitted = true;
-                    }
-                }
-            }
-            return helpersEmitted;
-        }
-        function getSortedEmitHelpers(node) {
-            var helpers = ts.getEmitHelpers(node);
-            return helpers && ts.stableSort(helpers, ts.compareEmitHelpers);
-        }
-        function emitNumericOrBigIntLiteral(node) {
-            emitLiteral(node, false);
-        }
-        function emitLiteral(node, jsxAttributeEscape) {
-            var text = getLiteralTextOfNode(node, printerOptions.neverAsciiEscape, jsxAttributeEscape);
-            if ((printerOptions.sourceMap || printerOptions.inlineSourceMap)
-                && (node.kind === 10 || ts.isTemplateLiteralKind(node.kind))) {
-                writeLiteral(text);
-            }
-            else {
-                writeStringLiteral(text);
-            }
-        }
-        function emitUnparsedSourceOrPrepend(unparsed) {
-            for (var _a = 0, _b = unparsed.texts; _a < _b.length; _a++) {
-                var text = _b[_a];
-                writeLine();
-                emit(text);
-            }
-        }
-        function writeUnparsedNode(unparsed) {
-            writer.rawWrite(unparsed.parent.text.substring(unparsed.pos, unparsed.end));
-        }
-        function emitUnparsedTextLike(unparsed) {
-            var pos = getTextPosWithWriteLine();
-            writeUnparsedNode(unparsed);
-            if (bundleFileInfo) {
-                updateOrPushBundleFileTextLike(pos, writer.getTextPos(), unparsed.kind === 294 ?
-                    "text" :
-                    "internal");
-            }
-        }
-        function emitUnparsedSyntheticReference(unparsed) {
-            var pos = getTextPosWithWriteLine();
-            writeUnparsedNode(unparsed);
-            if (bundleFileInfo) {
-                var section = ts.clone(unparsed.section);
-                section.pos = pos;
-                section.end = writer.getTextPos();
-                bundleFileInfo.sections.push(section);
-            }
-        }
-        function emitIdentifier(node) {
-            var writeText = node.symbol ? writeSymbol : write;
-            writeText(getTextOfNode(node, false), node.symbol);
-            emitList(node, node.typeArguments, 53776);
-        }
-        function emitPrivateIdentifier(node) {
-            var writeText = node.symbol ? writeSymbol : write;
-            writeText(getTextOfNode(node, false), node.symbol);
-        }
-        function emitQualifiedName(node) {
-            emitEntityName(node.left);
-            writePunctuation(".");
-            emit(node.right);
-        }
-        function emitEntityName(node) {
-            if (node.kind === 78) {
-                emitExpression(node);
-            }
-            else {
-                emit(node);
-            }
-        }
-        function emitComputedPropertyName(node) {
-            writePunctuation("[");
-            emitExpression(node.expression);
-            writePunctuation("]");
-        }
-        function emitTypeParameter(node) {
-            emit(node.name);
-            if (node.constraint) {
-                writeSpace();
-                writeKeyword("extends");
-                writeSpace();
-                emit(node.constraint);
-            }
-            if (node.default) {
-                writeSpace();
-                writeOperator("=");
-                writeSpace();
-                emit(node.default);
-            }
-        }
-        function emitParameter(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emit(node.dotDotDotToken);
-            emitNodeWithWriter(node.name, writeParameter);
-            emit(node.questionToken);
-            if (node.parent && node.parent.kind === 308 && !node.name) {
-                emit(node.type);
-            }
-            else {
-                emitTypeAnnotation(node.type);
-            }
-            emitInitializer(node.initializer, node.type ? node.type.end : node.questionToken ? node.questionToken.end : node.name ? node.name.end : node.modifiers ? node.modifiers.end : node.decorators ? node.decorators.end : node.pos, node);
-        }
-        function emitDecorator(decorator) {
-            writePunctuation("@");
-            emitExpression(decorator.expression);
-        }
-        function emitPropertySignature(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emitNodeWithWriter(node.name, writeProperty);
-            emit(node.questionToken);
-            emitTypeAnnotation(node.type);
-            writeTrailingSemicolon();
-        }
-        function emitPropertyDeclaration(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emit(node.name);
-            emit(node.questionToken);
-            emit(node.exclamationToken);
-            emitTypeAnnotation(node.type);
-            emitInitializer(node.initializer, node.type ? node.type.end : node.questionToken ? node.questionToken.end : node.name.end, node);
-            writeTrailingSemicolon();
-        }
-        function emitMethodSignature(node) {
-            pushNameGenerationScope(node);
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emit(node.name);
-            emit(node.questionToken);
-            emitTypeParameters(node, node.typeParameters);
-            emitParameters(node, node.parameters);
-            emitTypeAnnotation(node.type);
-            writeTrailingSemicolon();
-            popNameGenerationScope(node);
-        }
-        function emitMethodDeclaration(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emit(node.asteriskToken);
-            emit(node.name);
-            emit(node.questionToken);
-            emitSignatureAndBody(node, emitSignatureHead);
-        }
-        function emitConstructor(node) {
-            emitModifiers(node, node.modifiers);
-            writeKeyword("constructor");
-            emitSignatureAndBody(node, emitSignatureHead);
-        }
-        function emitAccessorDeclaration(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            writeKeyword(node.kind === 167 ? "get" : "set");
-            writeSpace();
-            emit(node.name);
-            emitSignatureAndBody(node, emitSignatureHead);
-        }
-        function emitCallSignature(node) {
-            pushNameGenerationScope(node);
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emitTypeParameters(node, node.typeParameters);
-            emitParameters(node, node.parameters);
-            emitTypeAnnotation(node.type);
-            writeTrailingSemicolon();
-            popNameGenerationScope(node);
-        }
-        function emitConstructSignature(node) {
-            pushNameGenerationScope(node);
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            writeKeyword("new");
-            writeSpace();
-            emitTypeParameters(node, node.typeParameters);
-            emitParameters(node, node.parameters);
-            emitTypeAnnotation(node.type);
-            writeTrailingSemicolon();
-            popNameGenerationScope(node);
-        }
-        function emitIndexSignature(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emitParametersForIndexSignature(node, node.parameters);
-            emitTypeAnnotation(node.type);
-            writeTrailingSemicolon();
-        }
-        function emitTemplateTypeSpan(node) {
-            emit(node.type);
-            emit(node.literal);
-        }
-        function emitSemicolonClassElement() {
-            writeTrailingSemicolon();
-        }
-        function emitTypePredicate(node) {
-            if (node.assertsModifier) {
-                emit(node.assertsModifier);
-                writeSpace();
-            }
-            emit(node.parameterName);
-            if (node.type) {
-                writeSpace();
-                writeKeyword("is");
-                writeSpace();
-                emit(node.type);
-            }
-        }
-        function emitTypeReference(node) {
-            emit(node.typeName);
-            emitTypeArguments(node, node.typeArguments);
-        }
-        function emitFunctionType(node) {
-            pushNameGenerationScope(node);
-            emitTypeParameters(node, node.typeParameters);
-            emitParametersForArrow(node, node.parameters);
-            writeSpace();
-            writePunctuation("=>");
-            writeSpace();
-            emit(node.type);
-            popNameGenerationScope(node);
-        }
-        function emitJSDocFunctionType(node) {
-            writeKeyword("function");
-            emitParameters(node, node.parameters);
-            writePunctuation(":");
-            emit(node.type);
-        }
-        function emitJSDocNullableType(node) {
-            writePunctuation("?");
-            emit(node.type);
-        }
-        function emitJSDocNonNullableType(node) {
-            writePunctuation("!");
-            emit(node.type);
-        }
-        function emitJSDocOptionalType(node) {
-            emit(node.type);
-            writePunctuation("=");
-        }
-        function emitConstructorType(node) {
-            pushNameGenerationScope(node);
-            writeKeyword("new");
-            writeSpace();
-            emitTypeParameters(node, node.typeParameters);
-            emitParameters(node, node.parameters);
-            writeSpace();
-            writePunctuation("=>");
-            writeSpace();
-            emit(node.type);
-            popNameGenerationScope(node);
-        }
-        function emitTypeQuery(node) {
-            writeKeyword("typeof");
-            writeSpace();
-            emit(node.exprName);
-        }
-        function emitTypeLiteral(node) {
-            writePunctuation("{");
-            var flags = ts.getEmitFlags(node) & 1 ? 768 : 32897;
-            emitList(node, node.members, flags | 524288);
-            writePunctuation("}");
-        }
-        function emitArrayType(node) {
-            emit(node.elementType);
-            writePunctuation("[");
-            writePunctuation("]");
-        }
-        function emitRestOrJSDocVariadicType(node) {
-            writePunctuation("...");
-            emit(node.type);
-        }
-        function emitTupleType(node) {
-            emitTokenWithComment(22, node.pos, writePunctuation, node);
-            var flags = ts.getEmitFlags(node) & 1 ? 528 : 657;
-            emitList(node, node.elements, flags | 524288);
-            emitTokenWithComment(23, node.elements.end, writePunctuation, node);
-        }
-        function emitNamedTupleMember(node) {
-            emit(node.dotDotDotToken);
-            emit(node.name);
-            emit(node.questionToken);
-            emitTokenWithComment(58, node.name.end, writePunctuation, node);
-            writeSpace();
-            emit(node.type);
-        }
-        function emitOptionalType(node) {
-            emit(node.type);
-            writePunctuation("?");
-        }
-        function emitUnionType(node) {
-            emitList(node, node.types, 516);
-        }
-        function emitIntersectionType(node) {
-            emitList(node, node.types, 520);
-        }
-        function emitConditionalType(node) {
-            emit(node.checkType);
-            writeSpace();
-            writeKeyword("extends");
-            writeSpace();
-            emit(node.extendsType);
-            writeSpace();
-            writePunctuation("?");
-            writeSpace();
-            emit(node.trueType);
-            writeSpace();
-            writePunctuation(":");
-            writeSpace();
-            emit(node.falseType);
-        }
-        function emitInferType(node) {
-            writeKeyword("infer");
-            writeSpace();
-            emit(node.typeParameter);
-        }
-        function emitParenthesizedType(node) {
-            writePunctuation("(");
-            emit(node.type);
-            writePunctuation(")");
-        }
-        function emitThisType() {
-            writeKeyword("this");
-        }
-        function emitTypeOperator(node) {
-            writeTokenText(node.operator, writeKeyword);
-            writeSpace();
-            emit(node.type);
-        }
-        function emitIndexedAccessType(node) {
-            emit(node.objectType);
-            writePunctuation("[");
-            emit(node.indexType);
-            writePunctuation("]");
-        }
-        function emitMappedType(node) {
-            var emitFlags = ts.getEmitFlags(node);
-            writePunctuation("{");
-            if (emitFlags & 1) {
-                writeSpace();
-            }
-            else {
-                writeLine();
-                increaseIndent();
-            }
-            if (node.readonlyToken) {
-                emit(node.readonlyToken);
-                if (node.readonlyToken.kind !== 142) {
-                    writeKeyword("readonly");
-                }
-                writeSpace();
-            }
-            writePunctuation("[");
-            pipelineEmit(3, node.typeParameter);
-            if (node.nameType) {
-                writeSpace();
-                writeKeyword("as");
-                writeSpace();
-                emit(node.nameType);
-            }
-            writePunctuation("]");
-            if (node.questionToken) {
-                emit(node.questionToken);
-                if (node.questionToken.kind !== 57) {
-                    writePunctuation("?");
-                }
-            }
-            writePunctuation(":");
-            writeSpace();
-            emit(node.type);
-            writeTrailingSemicolon();
-            if (emitFlags & 1) {
-                writeSpace();
-            }
-            else {
-                writeLine();
-                decreaseIndent();
-            }
-            writePunctuation("}");
-        }
-        function emitLiteralType(node) {
-            emitExpression(node.literal);
-        }
-        function emitTemplateType(node) {
-            emit(node.head);
-            emitList(node, node.templateSpans, 262144);
-        }
-        function emitImportTypeNode(node) {
-            if (node.isTypeOf) {
-                writeKeyword("typeof");
-                writeSpace();
-            }
-            writeKeyword("import");
-            writePunctuation("(");
-            emit(node.argument);
-            writePunctuation(")");
-            if (node.qualifier) {
-                writePunctuation(".");
-                emit(node.qualifier);
-            }
-            emitTypeArguments(node, node.typeArguments);
-        }
-        function emitObjectBindingPattern(node) {
-            writePunctuation("{");
-            emitList(node, node.elements, 525136);
-            writePunctuation("}");
-        }
-        function emitArrayBindingPattern(node) {
-            writePunctuation("[");
-            emitList(node, node.elements, 524880);
-            writePunctuation("]");
-        }
-        function emitBindingElement(node) {
-            emit(node.dotDotDotToken);
-            if (node.propertyName) {
-                emit(node.propertyName);
-                writePunctuation(":");
-                writeSpace();
-            }
-            emit(node.name);
-            emitInitializer(node.initializer, node.name.end, node);
-        }
-        function emitArrayLiteralExpression(node) {
-            var elements = node.elements;
-            var preferNewLine = node.multiLine ? 65536 : 0;
-            emitExpressionList(node, elements, 8914 | preferNewLine);
-        }
-        function emitObjectLiteralExpression(node) {
-            ts.forEach(node.properties, generateMemberNames);
-            var indentedFlag = ts.getEmitFlags(node) & 65536;
-            if (indentedFlag) {
-                increaseIndent();
-            }
-            var preferNewLine = node.multiLine ? 65536 : 0;
-            var allowTrailingComma = currentSourceFile.languageVersion >= 1 && !ts.isJsonSourceFile(currentSourceFile) ? 64 : 0;
-            emitList(node, node.properties, 526226 | allowTrailingComma | preferNewLine);
-            if (indentedFlag) {
-                decreaseIndent();
-            }
-        }
-        function emitPropertyAccessExpression(node) {
-            var expression = ts.cast(emitExpression(node.expression), ts.isExpression);
-            var token = node.questionDotToken || ts.setTextRangePosEnd(ts.factory.createToken(24), node.expression.end, node.name.pos);
-            var linesBeforeDot = getLinesBetweenNodes(node, node.expression, token);
-            var linesAfterDot = getLinesBetweenNodes(node, token, node.name);
-            writeLinesAndIndent(linesBeforeDot, false);
-            var shouldEmitDotDot = token.kind !== 28 &&
-                mayNeedDotDotForPropertyAccess(expression) &&
-                !writer.hasTrailingComment() &&
-                !writer.hasTrailingWhitespace();
-            if (shouldEmitDotDot) {
-                writePunctuation(".");
-            }
-            if (node.questionDotToken) {
-                emit(token);
-            }
-            else {
-                emitTokenWithComment(token.kind, node.expression.end, writePunctuation, node);
-            }
-            writeLinesAndIndent(linesAfterDot, false);
-            emit(node.name);
-            decreaseIndentIf(linesBeforeDot, linesAfterDot);
-        }
-        function mayNeedDotDotForPropertyAccess(expression) {
-            expression = ts.skipPartiallyEmittedExpressions(expression);
-            if (ts.isNumericLiteral(expression)) {
-                var text = getLiteralTextOfNode(expression, true, false);
-                return !expression.numericLiteralFlags && !ts.stringContains(text, ts.tokenToString(24));
-            }
-            else if (ts.isAccessExpression(expression)) {
-                var constantValue = ts.getConstantValue(expression);
-                return typeof constantValue === "number" && isFinite(constantValue)
-                    && Math.floor(constantValue) === constantValue;
-            }
-        }
-        function emitElementAccessExpression(node) {
-            emitExpression(node.expression);
-            emit(node.questionDotToken);
-            emitTokenWithComment(22, node.expression.end, writePunctuation, node);
-            emitExpression(node.argumentExpression);
-            emitTokenWithComment(23, node.argumentExpression.end, writePunctuation, node);
-        }
-        function emitCallExpression(node) {
-            emitExpression(node.expression);
-            emit(node.questionDotToken);
-            emitTypeArguments(node, node.typeArguments);
-            emitExpressionList(node, node.arguments, 2576);
-        }
-        function emitNewExpression(node) {
-            emitTokenWithComment(102, node.pos, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-            emitTypeArguments(node, node.typeArguments);
-            emitExpressionList(node, node.arguments, 18960);
-        }
-        function emitTaggedTemplateExpression(node) {
-            emitExpression(node.tag);
-            emitTypeArguments(node, node.typeArguments);
-            writeSpace();
-            emitExpression(node.template);
-        }
-        function emitTypeAssertionExpression(node) {
-            writePunctuation("<");
-            emit(node.type);
-            writePunctuation(">");
-            emitExpression(node.expression);
-        }
-        function emitParenthesizedExpression(node) {
-            var openParenPos = emitTokenWithComment(20, node.pos, writePunctuation, node);
-            var indented = writeLineSeparatorsAndIndentBefore(node.expression, node);
-            emitExpression(node.expression);
-            writeLineSeparatorsAfter(node.expression, node);
-            decreaseIndentIf(indented);
-            emitTokenWithComment(21, node.expression ? node.expression.end : openParenPos, writePunctuation, node);
-        }
-        function emitFunctionExpression(node) {
-            generateNameIfNeeded(node.name);
-            emitFunctionDeclarationOrExpression(node);
-        }
-        function emitArrowFunction(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            emitSignatureAndBody(node, emitArrowFunctionHead);
-        }
-        function emitArrowFunctionHead(node) {
-            emitTypeParameters(node, node.typeParameters);
-            emitParametersForArrow(node, node.parameters);
-            emitTypeAnnotation(node.type);
-            writeSpace();
-            emit(node.equalsGreaterThanToken);
-        }
-        function emitDeleteExpression(node) {
-            emitTokenWithComment(88, node.pos, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-        }
-        function emitTypeOfExpression(node) {
-            emitTokenWithComment(111, node.pos, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-        }
-        function emitVoidExpression(node) {
-            emitTokenWithComment(113, node.pos, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-        }
-        function emitAwaitExpression(node) {
-            emitTokenWithComment(130, node.pos, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-        }
-        function emitPrefixUnaryExpression(node) {
-            writeTokenText(node.operator, writeOperator);
-            if (shouldEmitWhitespaceBeforeOperand(node)) {
-                writeSpace();
-            }
-            emitExpression(node.operand);
-        }
-        function shouldEmitWhitespaceBeforeOperand(node) {
-            var operand = node.operand;
-            return operand.kind === 214
-                && ((node.operator === 39 && (operand.operator === 39 || operand.operator === 45))
-                    || (node.operator === 40 && (operand.operator === 40 || operand.operator === 46)));
-        }
-        function emitPostfixUnaryExpression(node) {
-            emitExpression(node.operand);
-            writeTokenText(node.operator, writeOperator);
-        }
-        function emitBinaryExpression(node) {
-            var nodeStack = [node];
-            var stateStack = [0];
-            var stackIndex = 0;
-            while (stackIndex >= 0) {
-                node = nodeStack[stackIndex];
-                switch (stateStack[stackIndex]) {
-                    case 0: {
-                        maybePipelineEmitExpression(node.left);
-                        break;
-                    }
-                    case 1: {
-                        var isCommaOperator = node.operatorToken.kind !== 27;
-                        var linesBeforeOperator = getLinesBetweenNodes(node, node.left, node.operatorToken);
-                        var linesAfterOperator = getLinesBetweenNodes(node, node.operatorToken, node.right);
-                        writeLinesAndIndent(linesBeforeOperator, isCommaOperator);
-                        emitLeadingCommentsOfPosition(node.operatorToken.pos);
-                        writeTokenNode(node.operatorToken, node.operatorToken.kind === 100 ? writeKeyword : writeOperator);
-                        emitTrailingCommentsOfPosition(node.operatorToken.end, true);
-                        writeLinesAndIndent(linesAfterOperator, true);
-                        maybePipelineEmitExpression(node.right);
-                        break;
-                    }
-                    case 2: {
-                        var linesBeforeOperator = getLinesBetweenNodes(node, node.left, node.operatorToken);
-                        var linesAfterOperator = getLinesBetweenNodes(node, node.operatorToken, node.right);
-                        decreaseIndentIf(linesBeforeOperator, linesAfterOperator);
-                        stackIndex--;
-                        break;
-                    }
-                    default: return ts.Debug.fail("Invalid state " + stateStack[stackIndex] + " for emitBinaryExpressionWorker");
-                }
-            }
-            function maybePipelineEmitExpression(next) {
-                stateStack[stackIndex]++;
-                var savedLastNode = lastNode;
-                var savedLastSubstitution = lastSubstitution;
-                lastNode = next;
-                lastSubstitution = undefined;
-                var pipelinePhase = getPipelinePhase(0, 1, next);
-                if (pipelinePhase === pipelineEmitWithHint && ts.isBinaryExpression(next)) {
-                    stackIndex++;
-                    stateStack[stackIndex] = 0;
-                    nodeStack[stackIndex] = next;
-                }
-                else {
-                    pipelinePhase(1, next);
-                }
-                ts.Debug.assert(lastNode === next);
-                lastNode = savedLastNode;
-                lastSubstitution = savedLastSubstitution;
-            }
-        }
-        function emitConditionalExpression(node) {
-            var linesBeforeQuestion = getLinesBetweenNodes(node, node.condition, node.questionToken);
-            var linesAfterQuestion = getLinesBetweenNodes(node, node.questionToken, node.whenTrue);
-            var linesBeforeColon = getLinesBetweenNodes(node, node.whenTrue, node.colonToken);
-            var linesAfterColon = getLinesBetweenNodes(node, node.colonToken, node.whenFalse);
-            emitExpression(node.condition);
-            writeLinesAndIndent(linesBeforeQuestion, true);
-            emit(node.questionToken);
-            writeLinesAndIndent(linesAfterQuestion, true);
-            emitExpression(node.whenTrue);
-            decreaseIndentIf(linesBeforeQuestion, linesAfterQuestion);
-            writeLinesAndIndent(linesBeforeColon, true);
-            emit(node.colonToken);
-            writeLinesAndIndent(linesAfterColon, true);
-            emitExpression(node.whenFalse);
-            decreaseIndentIf(linesBeforeColon, linesAfterColon);
-        }
-        function emitTemplateExpression(node) {
-            emit(node.head);
-            emitList(node, node.templateSpans, 262144);
-        }
-        function emitYieldExpression(node) {
-            emitTokenWithComment(124, node.pos, writeKeyword, node);
-            emit(node.asteriskToken);
-            emitExpressionWithLeadingSpace(node.expression);
-        }
-        function emitSpreadExpression(node) {
-            emitTokenWithComment(25, node.pos, writePunctuation, node);
-            emitExpression(node.expression);
-        }
-        function emitClassExpression(node) {
-            generateNameIfNeeded(node.name);
-            emitClassDeclarationOrExpression(node);
-        }
-        function emitExpressionWithTypeArguments(node) {
-            emitExpression(node.expression);
-            emitTypeArguments(node, node.typeArguments);
-        }
-        function emitAsExpression(node) {
-            emitExpression(node.expression);
-            if (node.type) {
-                writeSpace();
-                writeKeyword("as");
-                writeSpace();
-                emit(node.type);
-            }
-        }
-        function emitNonNullExpression(node) {
-            emitExpression(node.expression);
-            writeOperator("!");
-        }
-        function emitMetaProperty(node) {
-            writeToken(node.keywordToken, node.pos, writePunctuation);
-            writePunctuation(".");
-            emit(node.name);
-        }
-        function emitTemplateSpan(node) {
-            emitExpression(node.expression);
-            emit(node.literal);
-        }
-        function emitBlock(node) {
-            emitBlockStatements(node, !node.multiLine && isEmptyBlock(node));
-        }
-        function emitBlockStatements(node, forceSingleLine) {
-            emitTokenWithComment(18, node.pos, writePunctuation, node);
-            var format = forceSingleLine || ts.getEmitFlags(node) & 1 ? 768 : 129;
-            emitList(node, node.statements, format);
-            emitTokenWithComment(19, node.statements.end, writePunctuation, node, !!(format & 1));
-        }
-        function emitVariableStatement(node) {
-            emitModifiers(node, node.modifiers);
-            emit(node.declarationList);
-            writeTrailingSemicolon();
-        }
-        function emitEmptyStatement(isEmbeddedStatement) {
-            if (isEmbeddedStatement) {
-                writePunctuation(";");
-            }
-            else {
-                writeTrailingSemicolon();
-            }
-        }
-        function emitExpressionStatement(node) {
-            emitExpression(node.expression);
-            if (!ts.isJsonSourceFile(currentSourceFile) || ts.nodeIsSynthesized(node.expression)) {
-                writeTrailingSemicolon();
-            }
-        }
-        function emitIfStatement(node) {
-            var openParenPos = emitTokenWithComment(98, node.pos, writeKeyword, node);
-            writeSpace();
-            emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitExpression(node.expression);
-            emitTokenWithComment(21, node.expression.end, writePunctuation, node);
-            emitEmbeddedStatement(node, node.thenStatement);
-            if (node.elseStatement) {
-                writeLineOrSpace(node, node.thenStatement, node.elseStatement);
-                emitTokenWithComment(90, node.thenStatement.end, writeKeyword, node);
-                if (node.elseStatement.kind === 234) {
-                    writeSpace();
-                    emit(node.elseStatement);
-                }
-                else {
-                    emitEmbeddedStatement(node, node.elseStatement);
-                }
-            }
-        }
-        function emitWhileClause(node, startPos) {
-            var openParenPos = emitTokenWithComment(114, startPos, writeKeyword, node);
-            writeSpace();
-            emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitExpression(node.expression);
-            emitTokenWithComment(21, node.expression.end, writePunctuation, node);
-        }
-        function emitDoStatement(node) {
-            emitTokenWithComment(89, node.pos, writeKeyword, node);
-            emitEmbeddedStatement(node, node.statement);
-            if (ts.isBlock(node.statement) && !preserveSourceNewlines) {
-                writeSpace();
-            }
-            else {
-                writeLineOrSpace(node, node.statement, node.expression);
-            }
-            emitWhileClause(node, node.statement.end);
-            writeTrailingSemicolon();
-        }
-        function emitWhileStatement(node) {
-            emitWhileClause(node, node.pos);
-            emitEmbeddedStatement(node, node.statement);
-        }
-        function emitForStatement(node) {
-            var openParenPos = emitTokenWithComment(96, node.pos, writeKeyword, node);
-            writeSpace();
-            var pos = emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitForBinding(node.initializer);
-            pos = emitTokenWithComment(26, node.initializer ? node.initializer.end : pos, writePunctuation, node);
-            emitExpressionWithLeadingSpace(node.condition);
-            pos = emitTokenWithComment(26, node.condition ? node.condition.end : pos, writePunctuation, node);
-            emitExpressionWithLeadingSpace(node.incrementor);
-            emitTokenWithComment(21, node.incrementor ? node.incrementor.end : pos, writePunctuation, node);
-            emitEmbeddedStatement(node, node.statement);
-        }
-        function emitForInStatement(node) {
-            var openParenPos = emitTokenWithComment(96, node.pos, writeKeyword, node);
-            writeSpace();
-            emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitForBinding(node.initializer);
-            writeSpace();
-            emitTokenWithComment(100, node.initializer.end, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-            emitTokenWithComment(21, node.expression.end, writePunctuation, node);
-            emitEmbeddedStatement(node, node.statement);
-        }
-        function emitForOfStatement(node) {
-            var openParenPos = emitTokenWithComment(96, node.pos, writeKeyword, node);
-            writeSpace();
-            emitWithTrailingSpace(node.awaitModifier);
-            emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitForBinding(node.initializer);
-            writeSpace();
-            emitTokenWithComment(156, node.initializer.end, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-            emitTokenWithComment(21, node.expression.end, writePunctuation, node);
-            emitEmbeddedStatement(node, node.statement);
-        }
-        function emitForBinding(node) {
-            if (node !== undefined) {
-                if (node.kind === 250) {
-                    emit(node);
-                }
-                else {
-                    emitExpression(node);
-                }
-            }
-        }
-        function emitContinueStatement(node) {
-            emitTokenWithComment(85, node.pos, writeKeyword, node);
-            emitWithLeadingSpace(node.label);
-            writeTrailingSemicolon();
-        }
-        function emitBreakStatement(node) {
-            emitTokenWithComment(80, node.pos, writeKeyword, node);
-            emitWithLeadingSpace(node.label);
-            writeTrailingSemicolon();
-        }
-        function emitTokenWithComment(token, pos, writer, contextNode, indentLeading) {
-            var node = ts.getParseTreeNode(contextNode);
-            var isSimilarNode = node && node.kind === contextNode.kind;
-            var startPos = pos;
-            if (isSimilarNode && currentSourceFile) {
-                pos = ts.skipTrivia(currentSourceFile.text, pos);
-            }
-            if (emitLeadingCommentsOfPosition && isSimilarNode && contextNode.pos !== startPos) {
-                var needsIndent = indentLeading && currentSourceFile && !ts.positionsAreOnSameLine(startPos, pos, currentSourceFile);
-                if (needsIndent) {
-                    increaseIndent();
-                }
-                emitLeadingCommentsOfPosition(startPos);
-                if (needsIndent) {
-                    decreaseIndent();
-                }
-            }
-            pos = writeTokenText(token, writer, pos);
-            if (emitTrailingCommentsOfPosition && isSimilarNode && contextNode.end !== pos) {
-                emitTrailingCommentsOfPosition(pos, true);
-            }
-            return pos;
-        }
-        function emitReturnStatement(node) {
-            emitTokenWithComment(104, node.pos, writeKeyword, node);
-            emitExpressionWithLeadingSpace(node.expression);
-            writeTrailingSemicolon();
-        }
-        function emitWithStatement(node) {
-            var openParenPos = emitTokenWithComment(115, node.pos, writeKeyword, node);
-            writeSpace();
-            emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitExpression(node.expression);
-            emitTokenWithComment(21, node.expression.end, writePunctuation, node);
-            emitEmbeddedStatement(node, node.statement);
-        }
-        function emitSwitchStatement(node) {
-            var openParenPos = emitTokenWithComment(106, node.pos, writeKeyword, node);
-            writeSpace();
-            emitTokenWithComment(20, openParenPos, writePunctuation, node);
-            emitExpression(node.expression);
-            emitTokenWithComment(21, node.expression.end, writePunctuation, node);
-            writeSpace();
-            emit(node.caseBlock);
-        }
-        function emitLabeledStatement(node) {
-            emit(node.label);
-            emitTokenWithComment(58, node.label.end, writePunctuation, node);
-            writeSpace();
-            emit(node.statement);
-        }
-        function emitThrowStatement(node) {
-            emitTokenWithComment(108, node.pos, writeKeyword, node);
-            emitExpressionWithLeadingSpace(node.expression);
-            writeTrailingSemicolon();
-        }
-        function emitTryStatement(node) {
-            emitTokenWithComment(110, node.pos, writeKeyword, node);
-            writeSpace();
-            emit(node.tryBlock);
-            if (node.catchClause) {
-                writeLineOrSpace(node, node.tryBlock, node.catchClause);
-                emit(node.catchClause);
-            }
-            if (node.finallyBlock) {
-                writeLineOrSpace(node, node.catchClause || node.tryBlock, node.finallyBlock);
-                emitTokenWithComment(95, (node.catchClause || node.tryBlock).end, writeKeyword, node);
-                writeSpace();
-                emit(node.finallyBlock);
-            }
-        }
-        function emitDebuggerStatement(node) {
-            writeToken(86, node.pos, writeKeyword);
-            writeTrailingSemicolon();
-        }
-        function emitVariableDeclaration(node) {
-            emit(node.name);
-            emit(node.exclamationToken);
-            emitTypeAnnotation(node.type);
-            emitInitializer(node.initializer, node.type ? node.type.end : node.name.end, node);
-        }
-        function emitVariableDeclarationList(node) {
-            writeKeyword(ts.isLet(node) ? "let" : ts.isVarConst(node) ? "const" : "var");
-            writeSpace();
-            emitList(node, node.declarations, 528);
-        }
-        function emitFunctionDeclaration(node) {
-            emitFunctionDeclarationOrExpression(node);
-        }
-        function emitFunctionDeclarationOrExpression(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            writeKeyword("function");
-            emit(node.asteriskToken);
-            writeSpace();
-            emitIdentifierName(node.name);
-            emitSignatureAndBody(node, emitSignatureHead);
-        }
-        function emitBlockCallback(_hint, body) {
-            emitBlockFunctionBody(body);
-        }
-        function emitSignatureAndBody(node, emitSignatureHead) {
-            var body = node.body;
-            if (body) {
-                if (ts.isBlock(body)) {
-                    var indentedFlag = ts.getEmitFlags(node) & 65536;
-                    if (indentedFlag) {
-                        increaseIndent();
-                    }
-                    pushNameGenerationScope(node);
-                    ts.forEach(node.parameters, generateNames);
-                    generateNames(node.body);
-                    emitSignatureHead(node);
-                    if (onEmitNode) {
-                        onEmitNode(4, body, emitBlockCallback);
-                    }
-                    else {
-                        emitBlockFunctionBody(body);
-                    }
-                    popNameGenerationScope(node);
-                    if (indentedFlag) {
-                        decreaseIndent();
-                    }
-                }
-                else {
-                    emitSignatureHead(node);
-                    writeSpace();
-                    emitExpression(body);
-                }
-            }
-            else {
-                emitSignatureHead(node);
-                writeTrailingSemicolon();
-            }
-        }
-        function emitSignatureHead(node) {
-            emitTypeParameters(node, node.typeParameters);
-            emitParameters(node, node.parameters);
-            emitTypeAnnotation(node.type);
-        }
-        function shouldEmitBlockFunctionBodyOnSingleLine(body) {
-            if (ts.getEmitFlags(body) & 1) {
-                return true;
-            }
-            if (body.multiLine) {
-                return false;
-            }
-            if (!ts.nodeIsSynthesized(body) && !ts.rangeIsOnSingleLine(body, currentSourceFile)) {
-                return false;
-            }
-            if (getLeadingLineTerminatorCount(body, body.statements, 2)
-                || getClosingLineTerminatorCount(body, body.statements, 2)) {
-                return false;
-            }
-            var previousStatement;
-            for (var _a = 0, _b = body.statements; _a < _b.length; _a++) {
-                var statement = _b[_a];
-                if (getSeparatingLineTerminatorCount(previousStatement, statement, 2) > 0) {
-                    return false;
-                }
-                previousStatement = statement;
-            }
-            return true;
-        }
-        function emitBlockFunctionBody(body) {
-            writeSpace();
-            writePunctuation("{");
-            increaseIndent();
-            var emitBlockFunctionBody = shouldEmitBlockFunctionBodyOnSingleLine(body)
-                ? emitBlockFunctionBodyOnSingleLine
-                : emitBlockFunctionBodyWorker;
-            if (emitBodyWithDetachedComments) {
-                emitBodyWithDetachedComments(body, body.statements, emitBlockFunctionBody);
-            }
-            else {
-                emitBlockFunctionBody(body);
-            }
-            decreaseIndent();
-            writeToken(19, body.statements.end, writePunctuation, body);
-        }
-        function emitBlockFunctionBodyOnSingleLine(body) {
-            emitBlockFunctionBodyWorker(body, true);
-        }
-        function emitBlockFunctionBodyWorker(body, emitBlockFunctionBodyOnSingleLine) {
-            var statementOffset = emitPrologueDirectives(body.statements);
-            var pos = writer.getTextPos();
-            emitHelpers(body);
-            if (statementOffset === 0 && pos === writer.getTextPos() && emitBlockFunctionBodyOnSingleLine) {
-                decreaseIndent();
-                emitList(body, body.statements, 768);
-                increaseIndent();
-            }
-            else {
-                emitList(body, body.statements, 1, statementOffset);
-            }
-        }
-        function emitClassDeclaration(node) {
-            emitClassDeclarationOrExpression(node);
-        }
-        function emitClassDeclarationOrExpression(node) {
-            ts.forEach(node.members, generateMemberNames);
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            writeKeyword("class");
-            if (node.name) {
-                writeSpace();
-                emitIdentifierName(node.name);
-            }
-            var indentedFlag = ts.getEmitFlags(node) & 65536;
-            if (indentedFlag) {
-                increaseIndent();
-            }
-            emitTypeParameters(node, node.typeParameters);
-            emitList(node, node.heritageClauses, 0);
-            writeSpace();
-            writePunctuation("{");
-            emitList(node, node.members, 129);
-            writePunctuation("}");
-            if (indentedFlag) {
-                decreaseIndent();
-            }
-        }
-        function emitInterfaceDeclaration(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            writeKeyword("interface");
-            writeSpace();
-            emit(node.name);
-            emitTypeParameters(node, node.typeParameters);
-            emitList(node, node.heritageClauses, 512);
-            writeSpace();
-            writePunctuation("{");
-            emitList(node, node.members, 129);
-            writePunctuation("}");
-        }
-        function emitTypeAliasDeclaration(node) {
-            emitDecorators(node, node.decorators);
-            emitModifiers(node, node.modifiers);
-            writeKeyword("type");
-            writeSpace();
-            emit(node.name);
-            emitTypeParameters(node, node.typeParameters);
-            writeSpace();
-            writePunctuation("=");
-            writeSpace();
-            emit(node.type);
-            writeTrailingSemicolon();
-        }
-        function emitEnumDeclaration(node) {
-            emitModifiers(node, node.modifiers);
-            writeKeyword("enum");
-            writeSpace();
-            emit(node.name);
-            writeSpace();
-            writePunctuation("{");
-            emitList(node, node.members, 145);
-            writePunctuation("}");
-        }
-        function emitModuleDeclaration(node) {
-            emitModifiers(node, node.modifiers);
-            if (~node.flags & 1024) {
-                writeKeyword(node.flags & 16 ? "namespace" : "module");
-                writeSpace();
-            }
-            emit(node.name);
-            var body = node.body;
-            if (!body)
-                return writeTrailingSemicolon();
-            while (body.kind === 256) {
-                writePunctuation(".");
-                emit(body.name);
-                body = body.body;
-            }
-            writeSpace();
-            emit(body);
-        }
-        function emitModuleBlock(node) {
-            pushNameGenerationScope(node);
-            ts.forEach(node.statements, generateNames);
-            emitBlockStatements(node, isEmptyBlock(node));
-            popNameGenerationScope(node);
-        }
-        function emitCaseBlock(node) {
-            emitTokenWithComment(18, node.pos, writePunctuation, node);
-            emitList(node, node.clauses, 129);
-            emitTokenWithComment(19, node.clauses.end, writePunctuation, node, true);
-        }
-        function emitImportEqualsDeclaration(node) {
-            emitModifiers(node, node.modifiers);
-            emitTokenWithComment(99, node.modifiers ? node.modifiers.end : node.pos, writeKeyword, node);
-            writeSpace();
-            emit(node.name);
-            writeSpace();
-            emitTokenWithComment(62, node.name.end, writePunctuation, node);
-            writeSpace();
-            emitModuleReference(node.moduleReference);
-            writeTrailingSemicolon();
-        }
-        function emitModuleReference(node) {
-            if (node.kind === 78) {
-                emitExpression(node);
-            }
-            else {
-                emit(node);
-            }
-        }
-        function emitImportDeclaration(node) {
-            emitModifiers(node, node.modifiers);
-            emitTokenWithComment(99, node.modifiers ? node.modifiers.end : node.pos, writeKeyword, node);
-            writeSpace();
-            if (node.importClause) {
-                emit(node.importClause);
-                writeSpace();
-                emitTokenWithComment(153, node.importClause.end, writeKeyword, node);
-                writeSpace();
-            }
-            emitExpression(node.moduleSpecifier);
-            writeTrailingSemicolon();
-        }
-        function emitImportClause(node) {
-            if (node.isTypeOnly) {
-                emitTokenWithComment(149, node.pos, writeKeyword, node);
-                writeSpace();
-            }
-            emit(node.name);
-            if (node.name && node.namedBindings) {
-                emitTokenWithComment(27, node.name.end, writePunctuation, node);
-                writeSpace();
-            }
-            emit(node.namedBindings);
-        }
-        function emitNamespaceImport(node) {
-            var asPos = emitTokenWithComment(41, node.pos, writePunctuation, node);
-            writeSpace();
-            emitTokenWithComment(126, asPos, writeKeyword, node);
-            writeSpace();
-            emit(node.name);
-        }
-        function emitNamedImports(node) {
-            emitNamedImportsOrExports(node);
-        }
-        function emitImportSpecifier(node) {
-            emitImportOrExportSpecifier(node);
-        }
-        function emitExportAssignment(node) {
-            var nextPos = emitTokenWithComment(92, node.pos, writeKeyword, node);
-            writeSpace();
-            if (node.isExportEquals) {
-                emitTokenWithComment(62, nextPos, writeOperator, node);
-            }
-            else {
-                emitTokenWithComment(87, nextPos, writeKeyword, node);
-            }
-            writeSpace();
-            emitExpression(node.expression);
-            writeTrailingSemicolon();
-        }
-        function emitExportDeclaration(node) {
-            var nextPos = emitTokenWithComment(92, node.pos, writeKeyword, node);
-            writeSpace();
-            if (node.isTypeOnly) {
-                nextPos = emitTokenWithComment(149, nextPos, writeKeyword, node);
-                writeSpace();
-            }
-            if (node.exportClause) {
-                emit(node.exportClause);
-            }
-            else {
-                nextPos = emitTokenWithComment(41, nextPos, writePunctuation, node);
-            }
-            if (node.moduleSpecifier) {
-                writeSpace();
-                var fromPos = node.exportClause ? node.exportClause.end : nextPos;
-                emitTokenWithComment(153, fromPos, writeKeyword, node);
-                writeSpace();
-                emitExpression(node.moduleSpecifier);
-            }
-            writeTrailingSemicolon();
-        }
-        function emitNamespaceExportDeclaration(node) {
-            var nextPos = emitTokenWithComment(92, node.pos, writeKeyword, node);
-            writeSpace();
-            nextPos = emitTokenWithComment(126, nextPos, writeKeyword, node);
-            writeSpace();
-            nextPos = emitTokenWithComment(140, nextPos, writeKeyword, node);
-            writeSpace();
-            emit(node.name);
-            writeTrailingSemicolon();
-        }
-        function emitNamespaceExport(node) {
-            var asPos = emitTokenWithComment(41, node.pos, writePunctuation, node);
-            writeSpace();
-            emitTokenWithComment(126, asPos, writeKeyword, node);
-            writeSpace();
-            emit(node.name);
-        }
-        function emitNamedExports(node) {
-            emitNamedImportsOrExports(node);
-        }
-        function emitExportSpecifier(node) {
-            emitImportOrExportSpecifier(node);
-        }
-        function emitNamedImportsOrExports(node) {
-            writePunctuation("{");
-            emitList(node, node.elements, 525136);
-            writePunctuation("}");
-        }
-        function emitImportOrExportSpecifier(node) {
-            if (node.propertyName) {
-                emit(node.propertyName);
-                writeSpace();
-                emitTokenWithComment(126, node.propertyName.end, writeKeyword, node);
-                writeSpace();
-            }
-            emit(node.name);
-        }
-        function emitExternalModuleReference(node) {
-            writeKeyword("require");
-            writePunctuation("(");
-            emitExpression(node.expression);
-            writePunctuation(")");
-        }
-        function emitJsxElement(node) {
-            emit(node.openingElement);
-            emitList(node, node.children, 262144);
-            emit(node.closingElement);
-        }
-        function emitJsxSelfClosingElement(node) {
-            writePunctuation("<");
-            emitJsxTagName(node.tagName);
-            emitTypeArguments(node, node.typeArguments);
-            writeSpace();
-            emit(node.attributes);
-            writePunctuation("/>");
-        }
-        function emitJsxFragment(node) {
-            emit(node.openingFragment);
-            emitList(node, node.children, 262144);
-            emit(node.closingFragment);
-        }
-        function emitJsxOpeningElementOrFragment(node) {
-            writePunctuation("<");
-            if (ts.isJsxOpeningElement(node)) {
-                var indented = writeLineSeparatorsAndIndentBefore(node.tagName, node);
-                emitJsxTagName(node.tagName);
-                emitTypeArguments(node, node.typeArguments);
-                if (node.attributes.properties && node.attributes.properties.length > 0) {
-                    writeSpace();
-                }
-                emit(node.attributes);
-                writeLineSeparatorsAfter(node.attributes, node);
-                decreaseIndentIf(indented);
-            }
-            writePunctuation(">");
-        }
-        function emitJsxText(node) {
-            writer.writeLiteral(node.text);
-        }
-        function emitJsxClosingElementOrFragment(node) {
-            writePunctuation("</");
-            if (ts.isJsxClosingElement(node)) {
-                emitJsxTagName(node.tagName);
-            }
-            writePunctuation(">");
-        }
-        function emitJsxAttributes(node) {
-            emitList(node, node.properties, 262656);
-        }
-        function emitJsxAttribute(node) {
-            emit(node.name);
-            emitNodeWithPrefix("=", writePunctuation, node.initializer, emitJsxAttributeValue);
-        }
-        function emitJsxSpreadAttribute(node) {
-            writePunctuation("{...");
-            emitExpression(node.expression);
-            writePunctuation("}");
-        }
-        function emitJsxExpression(node) {
-            if (node.expression) {
-                writePunctuation("{");
-                emit(node.dotDotDotToken);
-                emitExpression(node.expression);
-                writePunctuation("}");
-            }
-        }
-        function emitJsxTagName(node) {
-            if (node.kind === 78) {
-                emitExpression(node);
-            }
-            else {
-                emit(node);
-            }
-        }
-        function emitCaseClause(node) {
-            emitTokenWithComment(81, node.pos, writeKeyword, node);
-            writeSpace();
-            emitExpression(node.expression);
-            emitCaseOrDefaultClauseRest(node, node.statements, node.expression.end);
-        }
-        function emitDefaultClause(node) {
-            var pos = emitTokenWithComment(87, node.pos, writeKeyword, node);
-            emitCaseOrDefaultClauseRest(node, node.statements, pos);
-        }
-        function emitCaseOrDefaultClauseRest(parentNode, statements, colonPos) {
-            var emitAsSingleStatement = statements.length === 1 &&
-                (ts.nodeIsSynthesized(parentNode) ||
-                    ts.nodeIsSynthesized(statements[0]) ||
-                    ts.rangeStartPositionsAreOnSameLine(parentNode, statements[0], currentSourceFile));
-            var format = 163969;
-            if (emitAsSingleStatement) {
-                writeToken(58, colonPos, writePunctuation, parentNode);
-                writeSpace();
-                format &= ~(1 | 128);
-            }
-            else {
-                emitTokenWithComment(58, colonPos, writePunctuation, parentNode);
-            }
-            emitList(parentNode, statements, format);
-        }
-        function emitHeritageClause(node) {
-            writeSpace();
-            writeTokenText(node.token, writeKeyword);
-            writeSpace();
-            emitList(node, node.types, 528);
-        }
-        function emitCatchClause(node) {
-            var openParenPos = emitTokenWithComment(82, node.pos, writeKeyword, node);
-            writeSpace();
-            if (node.variableDeclaration) {
-                emitTokenWithComment(20, openParenPos, writePunctuation, node);
-                emit(node.variableDeclaration);
-                emitTokenWithComment(21, node.variableDeclaration.end, writePunctuation, node);
-                writeSpace();
-            }
-            emit(node.block);
-        }
-        function emitPropertyAssignment(node) {
-            emit(node.name);
-            writePunctuation(":");
-            writeSpace();
-            var initializer = node.initializer;
-            if (emitTrailingCommentsOfPosition && (ts.getEmitFlags(initializer) & 512) === 0) {
-                var commentRange = ts.getCommentRange(initializer);
-                emitTrailingCommentsOfPosition(commentRange.pos);
-            }
-            emitExpression(initializer);
-        }
-        function emitShorthandPropertyAssignment(node) {
-            emit(node.name);
-            if (node.objectAssignmentInitializer) {
-                writeSpace();
-                writePunctuation("=");
-                writeSpace();
-                emitExpression(node.objectAssignmentInitializer);
-            }
-        }
-        function emitSpreadAssignment(node) {
-            if (node.expression) {
-                emitTokenWithComment(25, node.pos, writePunctuation, node);
-                emitExpression(node.expression);
-            }
-        }
-        function emitEnumMember(node) {
-            emit(node.name);
-            emitInitializer(node.initializer, node.name.end, node);
-        }
-        function emitJSDoc(node) {
-            write("/**");
-            if (node.comment) {
-                var lines = node.comment.split(/\r\n?|\n/g);
-                for (var _a = 0, lines_2 = lines; _a < lines_2.length; _a++) {
-                    var line = lines_2[_a];
-                    writeLine();
-                    writeSpace();
-                    writePunctuation("*");
-                    writeSpace();
-                    write(line);
-                }
-            }
-            if (node.tags) {
-                if (node.tags.length === 1 && node.tags[0].kind === 329 && !node.comment) {
-                    writeSpace();
-                    emit(node.tags[0]);
-                }
-                else {
-                    emitList(node, node.tags, 33);
-                }
-            }
-            writeSpace();
-            write("*/");
-        }
-        function emitJSDocSimpleTypedTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            emitJSDocTypeExpression(tag.typeExpression);
-            emitJSDocComment(tag.comment);
-        }
-        function emitJSDocSeeTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            emit(tag.name);
-            emitJSDocComment(tag.comment);
-        }
-        function emitJSDocNameReference(node) {
-            writeSpace();
-            writePunctuation("{");
-            emit(node.name);
-            writePunctuation("}");
-        }
-        function emitJSDocHeritageTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            writeSpace();
-            writePunctuation("{");
-            emit(tag.class);
-            writePunctuation("}");
-            emitJSDocComment(tag.comment);
-        }
-        function emitJSDocTemplateTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            emitJSDocTypeExpression(tag.constraint);
-            writeSpace();
-            emitList(tag, tag.typeParameters, 528);
-            emitJSDocComment(tag.comment);
-        }
-        function emitJSDocTypedefTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            if (tag.typeExpression) {
-                if (tag.typeExpression.kind === 301) {
-                    emitJSDocTypeExpression(tag.typeExpression);
-                }
-                else {
-                    writeSpace();
-                    writePunctuation("{");
-                    write("Object");
-                    if (tag.typeExpression.isArrayType) {
-                        writePunctuation("[");
-                        writePunctuation("]");
-                    }
-                    writePunctuation("}");
-                }
-            }
-            if (tag.fullName) {
-                writeSpace();
-                emit(tag.fullName);
-            }
-            emitJSDocComment(tag.comment);
-            if (tag.typeExpression && tag.typeExpression.kind === 312) {
-                emitJSDocTypeLiteral(tag.typeExpression);
-            }
-        }
-        function emitJSDocCallbackTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            if (tag.name) {
-                writeSpace();
-                emit(tag.name);
-            }
-            emitJSDocComment(tag.comment);
-            emitJSDocSignature(tag.typeExpression);
-        }
-        function emitJSDocSimpleTag(tag) {
-            emitJSDocTagName(tag.tagName);
-            emitJSDocComment(tag.comment);
-        }
-        function emitJSDocTypeLiteral(lit) {
-            emitList(lit, ts.factory.createNodeArray(lit.jsDocPropertyTags), 33);
-        }
-        function emitJSDocSignature(sig) {
-            if (sig.typeParameters) {
-                emitList(sig, ts.factory.createNodeArray(sig.typeParameters), 33);
-            }
-            if (sig.parameters) {
-                emitList(sig, ts.factory.createNodeArray(sig.parameters), 33);
-            }
-            if (sig.type) {
-                writeLine();
-                writeSpace();
-                writePunctuation("*");
-                writeSpace();
-                emit(sig.type);
-            }
-        }
-        function emitJSDocPropertyLikeTag(param) {
-            emitJSDocTagName(param.tagName);
-            emitJSDocTypeExpression(param.typeExpression);
-            writeSpace();
-            if (param.isBracketed) {
-                writePunctuation("[");
-            }
-            emit(param.name);
-            if (param.isBracketed) {
-                writePunctuation("]");
-            }
-            emitJSDocComment(param.comment);
-        }
-        function emitJSDocTagName(tagName) {
-            writePunctuation("@");
-            emit(tagName);
-        }
-        function emitJSDocComment(comment) {
-            if (comment) {
-                writeSpace();
-                write(comment);
-            }
-        }
-        function emitJSDocTypeExpression(typeExpression) {
-            if (typeExpression) {
-                writeSpace();
-                writePunctuation("{");
-                emit(typeExpression.type);
-                writePunctuation("}");
-            }
-        }
-        function emitSourceFile(node) {
-            writeLine();
-            var statements = node.statements;
-            if (emitBodyWithDetachedComments) {
-                var shouldEmitDetachedComment = statements.length === 0 ||
-                    !ts.isPrologueDirective(statements[0]) ||
-                    ts.nodeIsSynthesized(statements[0]);
-                if (shouldEmitDetachedComment) {
-                    emitBodyWithDetachedComments(node, statements, emitSourceFileWorker);
-                    return;
-                }
-            }
-            emitSourceFileWorker(node);
-        }
-        function emitSyntheticTripleSlashReferencesIfNeeded(node) {
-            emitTripleSlashDirectives(!!node.hasNoDefaultLib, node.syntheticFileReferences || [], node.syntheticTypeReferences || [], node.syntheticLibReferences || []);
-            for (var _a = 0, _b = node.prepends; _a < _b.length; _a++) {
-                var prepend = _b[_a];
-                if (ts.isUnparsedSource(prepend) && prepend.syntheticReferences) {
-                    for (var _c = 0, _d = prepend.syntheticReferences; _c < _d.length; _c++) {
-                        var ref = _d[_c];
-                        emit(ref);
-                        writeLine();
-                    }
-                }
-            }
-        }
-        function emitTripleSlashDirectivesIfNeeded(node) {
-            if (node.isDeclarationFile)
-                emitTripleSlashDirectives(node.hasNoDefaultLib, node.referencedFiles, node.typeReferenceDirectives, node.libReferenceDirectives);
-        }
-        function emitTripleSlashDirectives(hasNoDefaultLib, files, types, libs) {
-            if (hasNoDefaultLib) {
-                var pos = writer.getTextPos();
-                writeComment("/// <reference no-default-lib=\"true\"/>");
-                if (bundleFileInfo)
-                    bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "no-default-lib" });
-                writeLine();
-            }
-            if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
-                writeLine();
-            }
-            if (currentSourceFile && currentSourceFile.amdDependencies) {
-                for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
-                    var dep = _b[_a];
-                    if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
-                    }
-                    else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
-                    }
-                    writeLine();
-                }
-            }
-            for (var _c = 0, files_1 = files; _c < files_1.length; _c++) {
-                var directive = files_1[_c];
-                var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
-                if (bundleFileInfo)
-                    bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference", data: directive.fileName });
-                writeLine();
-            }
-            for (var _d = 0, types_23 = types; _d < types_23.length; _d++) {
-                var directive = types_23[_d];
-                var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
-                if (bundleFileInfo)
-                    bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type", data: directive.fileName });
-                writeLine();
-            }
-            for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
-                var directive = libs_1[_e];
-                var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
-                if (bundleFileInfo)
-                    bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib", data: directive.fileName });
-                writeLine();
-            }
-        }
-        function emitSourceFileWorker(node) {
-            var statements = node.statements;
-            pushNameGenerationScope(node);
-            ts.forEach(node.statements, generateNames);
-            emitHelpers(node);
-            var index = ts.findIndex(statements, function (statement) { return !ts.isPrologueDirective(statement); });
-            emitTripleSlashDirectivesIfNeeded(node);
-            emitList(node, statements, 1, index === -1 ? statements.length : index);
-            popNameGenerationScope(node);
-        }
-        function emitPartiallyEmittedExpression(node) {
-            emitExpression(node.expression);
-        }
-        function emitCommaList(node) {
-            emitExpressionList(node, node.elements, 528);
-        }
-        function emitPrologueDirectives(statements, sourceFile, seenPrologueDirectives, recordBundleFileSection) {
-            var needsToSetSourceFile = !!sourceFile;
-            for (var i = 0; i < statements.length; i++) {
-                var statement = statements[i];
-                if (ts.isPrologueDirective(statement)) {
-                    var shouldEmitPrologueDirective = seenPrologueDirectives ? !seenPrologueDirectives.has(statement.expression.text) : true;
-                    if (shouldEmitPrologueDirective) {
-                        if (needsToSetSourceFile) {
-                            needsToSetSourceFile = false;
-                            setSourceFile(sourceFile);
-                        }
-                        writeLine();
-                        var pos = writer.getTextPos();
-                        emit(statement);
-                        if (recordBundleFileSection && bundleFileInfo)
-                            bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "prologue", data: statement.expression.text });
-                        if (seenPrologueDirectives) {
-                            seenPrologueDirectives.add(statement.expression.text);
-                        }
-                    }
-                }
-                else {
-                    return i;
-                }
-            }
-            return statements.length;
-        }
-        function emitUnparsedPrologues(prologues, seenPrologueDirectives) {
-            for (var _a = 0, prologues_1 = prologues; _a < prologues_1.length; _a++) {
-                var prologue = prologues_1[_a];
-                if (!seenPrologueDirectives.has(prologue.data)) {
-                    writeLine();
-                    var pos = writer.getTextPos();
-                    emit(prologue);
-                    if (bundleFileInfo)
-                        bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "prologue", data: prologue.data });
-                    if (seenPrologueDirectives) {
-                        seenPrologueDirectives.add(prologue.data);
-                    }
-                }
-            }
-        }
-        function emitPrologueDirectivesIfNeeded(sourceFileOrBundle) {
-            if (ts.isSourceFile(sourceFileOrBundle)) {
-                emitPrologueDirectives(sourceFileOrBundle.statements, sourceFileOrBundle);
-            }
-            else {
-                var seenPrologueDirectives = new ts.Set();
-                for (var _a = 0, _b = sourceFileOrBundle.prepends; _a < _b.length; _a++) {
-                    var prepend = _b[_a];
-                    emitUnparsedPrologues(prepend.prologues, seenPrologueDirectives);
-                }
-                for (var _c = 0, _d = sourceFileOrBundle.sourceFiles; _c < _d.length; _c++) {
-                    var sourceFile = _d[_c];
-                    emitPrologueDirectives(sourceFile.statements, sourceFile, seenPrologueDirectives, true);
-                }
-                setSourceFile(undefined);
-            }
-        }
-        function getPrologueDirectivesFromBundledSourceFiles(bundle) {
-            var seenPrologueDirectives = new ts.Set();
-            var prologues;
-            for (var index = 0; index < bundle.sourceFiles.length; index++) {
-                var sourceFile = bundle.sourceFiles[index];
-                var directives = void 0;
-                var end = 0;
-                for (var _a = 0, _b = sourceFile.statements; _a < _b.length; _a++) {
-                    var statement = _b[_a];
-                    if (!ts.isPrologueDirective(statement))
-                        break;
-                    if (seenPrologueDirectives.has(statement.expression.text))
-                        continue;
-                    seenPrologueDirectives.add(statement.expression.text);
-                    (directives || (directives = [])).push({
-                        pos: statement.pos,
-                        end: statement.end,
-                        expression: {
-                            pos: statement.expression.pos,
-                            end: statement.expression.end,
-                            text: statement.expression.text
-                        }
-                    });
-                    end = end < statement.end ? statement.end : end;
-                }
-                if (directives)
-                    (prologues || (prologues = [])).push({ file: index, text: sourceFile.text.substring(0, end), directives: directives });
-            }
-            return prologues;
-        }
-        function emitShebangIfNeeded(sourceFileOrBundle) {
-            if (ts.isSourceFile(sourceFileOrBundle) || ts.isUnparsedSource(sourceFileOrBundle)) {
-                var shebang = ts.getShebang(sourceFileOrBundle.text);
-                if (shebang) {
-                    writeComment(shebang);
-                    writeLine();
-                    return true;
-                }
-            }
-            else {
-                for (var _a = 0, _b = sourceFileOrBundle.prepends; _a < _b.length; _a++) {
-                    var prepend = _b[_a];
-                    ts.Debug.assertNode(prepend, ts.isUnparsedSource);
-                    if (emitShebangIfNeeded(prepend)) {
-                        return true;
-                    }
-                }
-                for (var _c = 0, _d = sourceFileOrBundle.sourceFiles; _c < _d.length; _c++) {
-                    var sourceFile = _d[_c];
-                    if (emitShebangIfNeeded(sourceFile)) {
-                        return true;
-                    }
-                }
-            }
-        }
-        function emitNodeWithWriter(node, writer) {
-            if (!node)
-                return;
-            var savedWrite = write;
-            write = writer;
-            emit(node);
-            write = savedWrite;
-        }
-        function emitModifiers(node, modifiers) {
-            if (modifiers && modifiers.length) {
-                emitList(node, modifiers, 262656);
-                writeSpace();
-            }
-        }
-        function emitTypeAnnotation(node) {
-            if (node) {
-                writePunctuation(":");
-                writeSpace();
-                emit(node);
-            }
-        }
-        function emitInitializer(node, equalCommentStartPos, container) {
-            if (node) {
-                writeSpace();
-                emitTokenWithComment(62, equalCommentStartPos, writeOperator, container);
-                writeSpace();
-                emitExpression(node);
-            }
-        }
-        function emitNodeWithPrefix(prefix, prefixWriter, node, emit) {
-            if (node) {
-                prefixWriter(prefix);
-                emit(node);
-            }
-        }
-        function emitWithLeadingSpace(node) {
-            if (node) {
-                writeSpace();
-                emit(node);
-            }
-        }
-        function emitExpressionWithLeadingSpace(node) {
-            if (node) {
-                writeSpace();
-                emitExpression(node);
-            }
-        }
-        function emitWithTrailingSpace(node) {
-            if (node) {
-                emit(node);
-                writeSpace();
-            }
-        }
-        function emitEmbeddedStatement(parent, node) {
-            if (ts.isBlock(node) || ts.getEmitFlags(parent) & 1) {
-                writeSpace();
-                emit(node);
-            }
-            else {
-                writeLine();
-                increaseIndent();
-                if (ts.isEmptyStatement(node)) {
-                    pipelineEmit(5, node);
-                }
-                else {
-                    emit(node);
-                }
-                decreaseIndent();
-            }
-        }
-        function emitDecorators(parentNode, decorators) {
-            emitList(parentNode, decorators, 2146305);
-        }
-        function emitTypeArguments(parentNode, typeArguments) {
-            emitList(parentNode, typeArguments, 53776);
-        }
-        function emitTypeParameters(parentNode, typeParameters) {
-            if (ts.isFunctionLike(parentNode) && parentNode.typeArguments) {
-                return emitTypeArguments(parentNode, parentNode.typeArguments);
-            }
-            emitList(parentNode, typeParameters, 53776);
-        }
-        function emitParameters(parentNode, parameters) {
-            emitList(parentNode, parameters, 2576);
-        }
-        function canEmitSimpleArrowHead(parentNode, parameters) {
-            var parameter = ts.singleOrUndefined(parameters);
-            return parameter
-                && parameter.pos === parentNode.pos
-                && ts.isArrowFunction(parentNode)
-                && !parentNode.type
-                && !ts.some(parentNode.decorators)
-                && !ts.some(parentNode.modifiers)
-                && !ts.some(parentNode.typeParameters)
-                && !ts.some(parameter.decorators)
-                && !ts.some(parameter.modifiers)
-                && !parameter.dotDotDotToken
-                && !parameter.questionToken
-                && !parameter.type
-                && !parameter.initializer
-                && ts.isIdentifier(parameter.name);
-        }
-        function emitParametersForArrow(parentNode, parameters) {
-            if (canEmitSimpleArrowHead(parentNode, parameters)) {
-                emitList(parentNode, parameters, 2576 & ~2048);
-            }
-            else {
-                emitParameters(parentNode, parameters);
-            }
-        }
-        function emitParametersForIndexSignature(parentNode, parameters) {
-            emitList(parentNode, parameters, 8848);
-        }
-        function emitList(parentNode, children, format, start, count) {
-            emitNodeList(emit, parentNode, children, format, start, count);
-        }
-        function emitExpressionList(parentNode, children, format, start, count) {
-            emitNodeList(emitExpression, parentNode, children, format, start, count);
-        }
-        function writeDelimiter(format) {
-            switch (format & 60) {
-                case 0:
-                    break;
-                case 16:
-                    writePunctuation(",");
-                    break;
-                case 4:
-                    writeSpace();
-                    writePunctuation("|");
-                    break;
-                case 32:
-                    writeSpace();
-                    writePunctuation("*");
-                    writeSpace();
-                    break;
-                case 8:
-                    writeSpace();
-                    writePunctuation("&");
-                    break;
-            }
-        }
-        function emitNodeList(emit, parentNode, children, format, start, count) {
-            if (start === void 0) { start = 0; }
-            if (count === void 0) { count = children ? children.length - start : 0; }
-            var isUndefined = children === undefined;
-            if (isUndefined && format & 16384) {
-                return;
-            }
-            var isEmpty = children === undefined || start >= children.length || count === 0;
-            if (isEmpty && format & 32768) {
-                if (onBeforeEmitNodeArray) {
-                    onBeforeEmitNodeArray(children);
-                }
-                if (onAfterEmitNodeArray) {
-                    onAfterEmitNodeArray(children);
-                }
-                return;
-            }
-            if (format & 15360) {
-                writePunctuation(getOpeningBracket(format));
-                if (isEmpty && !isUndefined) {
-                    emitTrailingCommentsOfPosition(children.pos, true);
-                }
-            }
-            if (onBeforeEmitNodeArray) {
-                onBeforeEmitNodeArray(children);
-            }
-            if (isEmpty) {
-                if (format & 1 && !(preserveSourceNewlines && ts.rangeIsOnSingleLine(parentNode, currentSourceFile))) {
-                    writeLine();
-                }
-                else if (format & 256 && !(format & 524288)) {
-                    writeSpace();
-                }
-            }
-            else {
-                var mayEmitInterveningComments = (format & 262144) === 0;
-                var shouldEmitInterveningComments = mayEmitInterveningComments;
-                var leadingLineTerminatorCount = getLeadingLineTerminatorCount(parentNode, children, format);
-                if (leadingLineTerminatorCount) {
-                    writeLine(leadingLineTerminatorCount);
-                    shouldEmitInterveningComments = false;
-                }
-                else if (format & 256) {
-                    writeSpace();
-                }
-                if (format & 128) {
-                    increaseIndent();
-                }
-                var previousSibling = void 0;
-                var previousSourceFileTextKind = void 0;
-                var shouldDecreaseIndentAfterEmit = false;
-                for (var i = 0; i < count; i++) {
-                    var child = children[start + i];
-                    if (format & 32) {
-                        writeLine();
-                        writeDelimiter(format);
-                    }
-                    else if (previousSibling) {
-                        if (format & 60 && previousSibling.end !== parentNode.end) {
-                            emitLeadingCommentsOfPosition(previousSibling.end);
-                        }
-                        writeDelimiter(format);
-                        recordBundleFileInternalSectionEnd(previousSourceFileTextKind);
-                        var separatingLineTerminatorCount = getSeparatingLineTerminatorCount(previousSibling, child, format);
-                        if (separatingLineTerminatorCount > 0) {
-                            if ((format & (3 | 128)) === 0) {
-                                increaseIndent();
-                                shouldDecreaseIndentAfterEmit = true;
-                            }
-                            writeLine(separatingLineTerminatorCount);
-                            shouldEmitInterveningComments = false;
-                        }
-                        else if (previousSibling && format & 512) {
-                            writeSpace();
-                        }
-                    }
-                    previousSourceFileTextKind = recordBundleFileInternalSectionStart(child);
-                    if (shouldEmitInterveningComments) {
-                        if (emitTrailingCommentsOfPosition) {
-                            var commentRange = ts.getCommentRange(child);
-                            emitTrailingCommentsOfPosition(commentRange.pos);
-                        }
-                    }
-                    else {
-                        shouldEmitInterveningComments = mayEmitInterveningComments;
-                    }
-                    nextListElementPos = child.pos;
-                    emit(child);
-                    if (shouldDecreaseIndentAfterEmit) {
-                        decreaseIndent();
-                        shouldDecreaseIndentAfterEmit = false;
-                    }
-                    previousSibling = child;
-                }
-                var hasTrailingComma = (format & 64) && children.hasTrailingComma;
-                if (format & 16 && hasTrailingComma) {
-                    writePunctuation(",");
-                }
-                if (previousSibling && format & 60 && previousSibling.end !== parentNode.end && !(ts.getEmitFlags(previousSibling) & 1024)) {
-                    emitLeadingCommentsOfPosition(previousSibling.end);
-                }
-                if (format & 128) {
-                    decreaseIndent();
-                }
-                recordBundleFileInternalSectionEnd(previousSourceFileTextKind);
-                var closingLineTerminatorCount = getClosingLineTerminatorCount(parentNode, children, format);
-                if (closingLineTerminatorCount) {
-                    writeLine(closingLineTerminatorCount);
-                }
-                else if (format & (2097152 | 256)) {
-                    writeSpace();
-                }
-            }
-            if (onAfterEmitNodeArray) {
-                onAfterEmitNodeArray(children);
-            }
-            if (format & 15360) {
-                if (isEmpty && !isUndefined) {
-                    emitLeadingCommentsOfPosition(children.end);
-                }
-                writePunctuation(getClosingBracket(format));
-            }
-        }
-        function writeLiteral(s) {
-            writer.writeLiteral(s);
-        }
-        function writeStringLiteral(s) {
-            writer.writeStringLiteral(s);
-        }
-        function writeBase(s) {
-            writer.write(s);
-        }
-        function writeSymbol(s, sym) {
-            writer.writeSymbol(s, sym);
-        }
-        function writePunctuation(s) {
-            writer.writePunctuation(s);
-        }
-        function writeTrailingSemicolon() {
-            writer.writeTrailingSemicolon(";");
-        }
-        function writeKeyword(s) {
-            writer.writeKeyword(s);
-        }
-        function writeOperator(s) {
-            writer.writeOperator(s);
-        }
-        function writeParameter(s) {
-            writer.writeParameter(s);
-        }
-        function writeComment(s) {
-            writer.writeComment(s);
-        }
-        function writeSpace() {
-            writer.writeSpace(" ");
-        }
-        function writeProperty(s) {
-            writer.writeProperty(s);
-        }
-        function writeLine(count) {
-            if (count === void 0) { count = 1; }
-            for (var i = 0; i < count; i++) {
-                writer.writeLine(i > 0);
-            }
-        }
-        function increaseIndent() {
-            writer.increaseIndent();
-        }
-        function decreaseIndent() {
-            writer.decreaseIndent();
-        }
-        function writeToken(token, pos, writer, contextNode) {
-            return !sourceMapsDisabled
-                ? emitTokenWithSourceMap(contextNode, token, writer, pos, writeTokenText)
-                : writeTokenText(token, writer, pos);
-        }
-        function writeTokenNode(node, writer) {
-            if (onBeforeEmitToken) {
-                onBeforeEmitToken(node);
-            }
-            writer(ts.tokenToString(node.kind));
-            if (onAfterEmitToken) {
-                onAfterEmitToken(node);
-            }
-        }
-        function writeTokenText(token, writer, pos) {
-            var tokenString = ts.tokenToString(token);
-            writer(tokenString);
-            return pos < 0 ? pos : pos + tokenString.length;
-        }
-        function writeLineOrSpace(parentNode, prevChildNode, nextChildNode) {
-            if (ts.getEmitFlags(parentNode) & 1) {
-                writeSpace();
-            }
-            else if (preserveSourceNewlines) {
-                var lines = getLinesBetweenNodes(parentNode, prevChildNode, nextChildNode);
-                if (lines) {
-                    writeLine(lines);
-                }
-                else {
-                    writeSpace();
-                }
-            }
-            else {
-                writeLine();
-            }
-        }
-        function writeLines(text) {
-            var lines = text.split(/\r\n?|\n/g);
-            var indentation = ts.guessIndentation(lines);
-            for (var _a = 0, lines_3 = lines; _a < lines_3.length; _a++) {
-                var lineText = lines_3[_a];
-                var line = indentation ? lineText.slice(indentation) : lineText;
-                if (line.length) {
-                    writeLine();
-                    write(line);
-                }
-            }
-        }
-        function writeLinesAndIndent(lineCount, writeSpaceIfNotIndenting) {
-            if (lineCount) {
-                increaseIndent();
-                writeLine(lineCount);
-            }
-            else if (writeSpaceIfNotIndenting) {
-                writeSpace();
-            }
-        }
-        function decreaseIndentIf(value1, value2) {
-            if (value1) {
-                decreaseIndent();
-            }
-            if (value2) {
-                decreaseIndent();
-            }
-        }
-        function getLeadingLineTerminatorCount(parentNode, children, format) {
-            if (format & 2 || preserveSourceNewlines) {
-                if (format & 65536) {
-                    return 1;
-                }
-                var firstChild_1 = children[0];
-                if (firstChild_1 === undefined) {
-                    return ts.rangeIsOnSingleLine(parentNode, currentSourceFile) ? 0 : 1;
-                }
-                if (firstChild_1.pos === nextListElementPos) {
-                    return 0;
-                }
-                if (firstChild_1.kind === 11) {
-                    return 0;
-                }
-                if (!ts.positionIsSynthesized(parentNode.pos) &&
-                    !ts.nodeIsSynthesized(firstChild_1) &&
-                    (!firstChild_1.parent || ts.getOriginalNode(firstChild_1.parent) === ts.getOriginalNode(parentNode))) {
-                    if (preserveSourceNewlines) {
-                        return getEffectiveLines(function (includeComments) { return ts.getLinesBetweenPositionAndPrecedingNonWhitespaceCharacter(firstChild_1.pos, parentNode.pos, currentSourceFile, includeComments); });
-                    }
-                    return ts.rangeStartPositionsAreOnSameLine(parentNode, firstChild_1, currentSourceFile) ? 0 : 1;
-                }
-                if (synthesizedNodeStartsOnNewLine(firstChild_1, format)) {
-                    return 1;
-                }
-            }
-            return format & 1 ? 1 : 0;
-        }
-        function getSeparatingLineTerminatorCount(previousNode, nextNode, format) {
-            if (format & 2 || preserveSourceNewlines) {
-                if (previousNode === undefined || nextNode === undefined) {
-                    return 0;
-                }
-                if (nextNode.kind === 11) {
-                    return 0;
-                }
-                else if (!ts.nodeIsSynthesized(previousNode) && !ts.nodeIsSynthesized(nextNode) && previousNode.parent === nextNode.parent) {
-                    if (preserveSourceNewlines) {
-                        return getEffectiveLines(function (includeComments) { return ts.getLinesBetweenRangeEndAndRangeStart(previousNode, nextNode, currentSourceFile, includeComments); });
-                    }
-                    return ts.rangeEndIsOnSameLineAsRangeStart(previousNode, nextNode, currentSourceFile) ? 0 : 1;
-                }
-                else if (synthesizedNodeStartsOnNewLine(previousNode, format) || synthesizedNodeStartsOnNewLine(nextNode, format)) {
-                    return 1;
-                }
-            }
-            else if (ts.getStartsOnNewLine(nextNode)) {
-                return 1;
-            }
-            return format & 1 ? 1 : 0;
-        }
-        function getClosingLineTerminatorCount(parentNode, children, format) {
-            if (format & 2 || preserveSourceNewlines) {
-                if (format & 65536) {
-                    return 1;
-                }
-                var lastChild = ts.lastOrUndefined(children);
-                if (lastChild === undefined) {
-                    return ts.rangeIsOnSingleLine(parentNode, currentSourceFile) ? 0 : 1;
-                }
-                if (!ts.positionIsSynthesized(parentNode.pos) && !ts.nodeIsSynthesized(lastChild) && (!lastChild.parent || lastChild.parent === parentNode)) {
-                    if (preserveSourceNewlines) {
-                        var end_2 = ts.isNodeArray(children) && !ts.positionIsSynthesized(children.end) ? children.end : lastChild.end;
-                        return getEffectiveLines(function (includeComments) { return ts.getLinesBetweenPositionAndNextNonWhitespaceCharacter(end_2, parentNode.end, currentSourceFile, includeComments); });
-                    }
-                    return ts.rangeEndPositionsAreOnSameLine(parentNode, lastChild, currentSourceFile) ? 0 : 1;
-                }
-                if (synthesizedNodeStartsOnNewLine(lastChild, format)) {
-                    return 1;
-                }
-            }
-            if (format & 1 && !(format & 131072)) {
-                return 1;
-            }
-            return 0;
-        }
-        function getEffectiveLines(getLineDifference) {
-            ts.Debug.assert(!!preserveSourceNewlines);
-            var lines = getLineDifference(true);
-            if (lines === 0) {
-                return getLineDifference(false);
-            }
-            return lines;
-        }
-        function writeLineSeparatorsAndIndentBefore(node, parent) {
-            var leadingNewlines = preserveSourceNewlines && getLeadingLineTerminatorCount(parent, [node], 0);
-            if (leadingNewlines) {
-                writeLinesAndIndent(leadingNewlines, false);
-            }
-            return !!leadingNewlines;
-        }
-        function writeLineSeparatorsAfter(node, parent) {
-            var trailingNewlines = preserveSourceNewlines && getClosingLineTerminatorCount(parent, [node], 0);
-            if (trailingNewlines) {
-                writeLine(trailingNewlines);
-            }
-        }
-        function synthesizedNodeStartsOnNewLine(node, format) {
-            if (ts.nodeIsSynthesized(node)) {
-                var startsOnNewLine = ts.getStartsOnNewLine(node);
-                if (startsOnNewLine === undefined) {
-                    return (format & 65536) !== 0;
-                }
-                return startsOnNewLine;
-            }
-            return (format & 65536) !== 0;
-        }
-        function getLinesBetweenNodes(parent, node1, node2) {
-            if (ts.getEmitFlags(parent) & 131072) {
-                return 0;
-            }
-            parent = skipSynthesizedParentheses(parent);
-            node1 = skipSynthesizedParentheses(node1);
-            node2 = skipSynthesizedParentheses(node2);
-            if (ts.getStartsOnNewLine(node2)) {
-                return 1;
-            }
-            if (!ts.nodeIsSynthesized(parent) && !ts.nodeIsSynthesized(node1) && !ts.nodeIsSynthesized(node2)) {
-                if (preserveSourceNewlines) {
-                    return getEffectiveLines(function (includeComments) { return ts.getLinesBetweenRangeEndAndRangeStart(node1, node2, currentSourceFile, includeComments); });
-                }
-                return ts.rangeEndIsOnSameLineAsRangeStart(node1, node2, currentSourceFile) ? 0 : 1;
-            }
-            return 0;
-        }
-        function isEmptyBlock(block) {
-            return block.statements.length === 0
-                && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile);
-        }
-        function skipSynthesizedParentheses(node) {
-            while (node.kind === 207 && ts.nodeIsSynthesized(node)) {
-                node = node.expression;
-            }
-            return node;
-        }
-        function getTextOfNode(node, includeTrivia) {
-            if (ts.isGeneratedIdentifier(node)) {
-                return generateName(node);
-            }
-            else if ((ts.isIdentifier(node) || ts.isPrivateIdentifier(node)) && (ts.nodeIsSynthesized(node) || !node.parent || !currentSourceFile || (node.parent && currentSourceFile && ts.getSourceFileOfNode(node) !== ts.getOriginalNode(currentSourceFile)))) {
-                return ts.idText(node);
-            }
-            else if (node.kind === 10 && node.textSourceNode) {
-                return getTextOfNode(node.textSourceNode, includeTrivia);
-            }
-            else if (ts.isLiteralExpression(node) && (ts.nodeIsSynthesized(node) || !node.parent)) {
-                return node.text;
-            }
-            return ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node, includeTrivia);
-        }
-        function getLiteralTextOfNode(node, neverAsciiEscape, jsxAttributeEscape) {
-            if (node.kind === 10 && node.textSourceNode) {
-                var textSourceNode = node.textSourceNode;
-                if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
-                    var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
-                }
-                else {
-                    return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
-                }
-            }
-            var flags = (neverAsciiEscape ? 1 : 0)
-                | (jsxAttributeEscape ? 2 : 0)
-                | (printerOptions.terminateUnterminatedLiterals ? 4 : 0);
-            return ts.getLiteralText(node, currentSourceFile, flags);
-        }
-        function pushNameGenerationScope(node) {
-            if (node && ts.getEmitFlags(node) & 524288) {
-                return;
-            }
-            tempFlagsStack.push(tempFlags);
-            tempFlags = 0;
-            reservedNamesStack.push(reservedNames);
-        }
-        function popNameGenerationScope(node) {
-            if (node && ts.getEmitFlags(node) & 524288) {
-                return;
-            }
-            tempFlags = tempFlagsStack.pop();
-            reservedNames = reservedNamesStack.pop();
-        }
-        function reserveNameInNestedScopes(name) {
-            if (!reservedNames || reservedNames === ts.lastOrUndefined(reservedNamesStack)) {
-                reservedNames = new ts.Set();
-            }
-            reservedNames.add(name);
-        }
-        function generateNames(node) {
-            if (!node)
-                return;
-            switch (node.kind) {
-                case 230:
-                    ts.forEach(node.statements, generateNames);
-                    break;
-                case 245:
-                case 243:
-                case 235:
-                case 236:
-                    generateNames(node.statement);
-                    break;
-                case 234:
-                    generateNames(node.thenStatement);
-                    generateNames(node.elseStatement);
-                    break;
-                case 237:
-                case 239:
-                case 238:
-                    generateNames(node.initializer);
-                    generateNames(node.statement);
-                    break;
-                case 244:
-                    generateNames(node.caseBlock);
-                    break;
-                case 258:
-                    ts.forEach(node.clauses, generateNames);
-                    break;
-                case 284:
-                case 285:
-                    ts.forEach(node.statements, generateNames);
-                    break;
-                case 247:
-                    generateNames(node.tryBlock);
-                    generateNames(node.catchClause);
-                    generateNames(node.finallyBlock);
-                    break;
-                case 287:
-                    generateNames(node.variableDeclaration);
-                    generateNames(node.block);
-                    break;
-                case 232:
-                    generateNames(node.declarationList);
-                    break;
-                case 250:
-                    ts.forEach(node.declarations, generateNames);
-                    break;
-                case 249:
-                case 160:
-                case 198:
-                case 252:
-                    generateNameIfNeeded(node.name);
-                    break;
-                case 251:
-                    generateNameIfNeeded(node.name);
-                    if (ts.getEmitFlags(node) & 524288) {
-                        ts.forEach(node.parameters, generateNames);
-                        generateNames(node.body);
-                    }
-                    break;
-                case 196:
-                case 197:
-                    ts.forEach(node.elements, generateNames);
-                    break;
-                case 261:
-                    generateNames(node.importClause);
-                    break;
-                case 262:
-                    generateNameIfNeeded(node.name);
-                    generateNames(node.namedBindings);
-                    break;
-                case 263:
-                    generateNameIfNeeded(node.name);
-                    break;
-                case 269:
-                    generateNameIfNeeded(node.name);
-                    break;
-                case 264:
-                    ts.forEach(node.elements, generateNames);
-                    break;
-                case 265:
-                    generateNameIfNeeded(node.propertyName || node.name);
-                    break;
-            }
-        }
-        function generateMemberNames(node) {
-            if (!node)
-                return;
-            switch (node.kind) {
-                case 288:
-                case 289:
-                case 163:
-                case 165:
-                case 167:
-                case 168:
-                    generateNameIfNeeded(node.name);
-                    break;
-            }
-        }
-        function generateNameIfNeeded(name) {
-            if (name) {
-                if (ts.isGeneratedIdentifier(name)) {
-                    generateName(name);
-                }
-                else if (ts.isBindingPattern(name)) {
-                    generateNames(name);
-                }
-            }
-        }
-        function generateName(name) {
-            if ((name.autoGenerateFlags & 7) === 4) {
-                return generateNameCached(getNodeForGeneratedName(name), name.autoGenerateFlags);
-            }
-            else {
-                var autoGenerateId = name.autoGenerateId;
-                return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = makeName(name));
-            }
-        }
-        function generateNameCached(node, flags) {
-            var nodeId = ts.getNodeId(node);
-            return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = generateNameForNode(node, flags));
-        }
-        function isUniqueName(name) {
-            return isFileLevelUniqueName(name)
-                && !generatedNames.has(name)
-                && !(reservedNames && reservedNames.has(name));
-        }
-        function isFileLevelUniqueName(name) {
-            return currentSourceFile ? ts.isFileLevelUniqueName(currentSourceFile, name, hasGlobalName) : true;
-        }
-        function isUniqueLocalName(name, container) {
-            for (var node = container; ts.isNodeDescendantOf(node, container); node = node.nextContainer) {
-                if (node.locals) {
-                    var local = node.locals.get(ts.escapeLeadingUnderscores(name));
-                    if (local && local.flags & (111551 | 1048576 | 2097152)) {
-                        return false;
-                    }
-                }
-            }
-            return true;
-        }
-        function makeTempVariableName(flags, reservedInNestedScopes) {
-            if (flags && !(tempFlags & flags)) {
-                var name = flags === 268435456 ? "_i" : "_n";
-                if (isUniqueName(name)) {
-                    tempFlags |= flags;
-                    if (reservedInNestedScopes) {
-                        reserveNameInNestedScopes(name);
-                    }
-                    return name;
-                }
-            }
-            while (true) {
-                var count = tempFlags & 268435455;
-                tempFlags++;
-                if (count !== 8 && count !== 13) {
-                    var name = count < 26
-                        ? "_" + String.fromCharCode(97 + count)
-                        : "_" + (count - 26);
-                    if (isUniqueName(name)) {
-                        if (reservedInNestedScopes) {
-                            reserveNameInNestedScopes(name);
-                        }
-                        return name;
-                    }
-                }
-            }
-        }
-        function makeUniqueName(baseName, checkFn, optimistic, scoped) {
-            if (checkFn === void 0) { checkFn = isUniqueName; }
-            if (optimistic) {
-                if (checkFn(baseName)) {
-                    if (scoped) {
-                        reserveNameInNestedScopes(baseName);
-                    }
-                    else {
-                        generatedNames.add(baseName);
-                    }
-                    return baseName;
-                }
-            }
-            if (baseName.charCodeAt(baseName.length - 1) !== 95) {
-                baseName += "_";
-            }
-            var i = 1;
-            while (true) {
-                var generatedName = baseName + i;
-                if (checkFn(generatedName)) {
-                    if (scoped) {
-                        reserveNameInNestedScopes(generatedName);
-                    }
-                    else {
-                        generatedNames.add(generatedName);
-                    }
-                    return generatedName;
-                }
-                i++;
-            }
-        }
-        function makeFileLevelOptimisticUniqueName(name) {
-            return makeUniqueName(name, isFileLevelUniqueName, true);
-        }
-        function generateNameForModuleOrEnum(node) {
-            var name = getTextOfNode(node.name);
-            return isUniqueLocalName(name, node) ? name : makeUniqueName(name);
-        }
-        function generateNameForImportOrExportDeclaration(node) {
-            var expr = ts.getExternalModuleName(node);
-            var baseName = ts.isStringLiteral(expr) ?
-                ts.makeIdentifierFromModuleName(expr.text) : "module";
-            return makeUniqueName(baseName);
-        }
-        function generateNameForExportDefault() {
-            return makeUniqueName("default");
-        }
-        function generateNameForClassExpression() {
-            return makeUniqueName("class");
-        }
-        function generateNameForMethodOrAccessor(node) {
-            if (ts.isIdentifier(node.name)) {
-                return generateNameCached(node.name);
-            }
-            return makeTempVariableName(0);
-        }
-        function generateNameForNode(node, flags) {
-            switch (node.kind) {
-                case 78:
-                    return makeUniqueName(getTextOfNode(node), isUniqueName, !!(flags & 16), !!(flags & 8));
-                case 256:
-                case 255:
-                    return generateNameForModuleOrEnum(node);
-                case 261:
-                case 267:
-                    return generateNameForImportOrExportDeclaration(node);
-                case 251:
-                case 252:
-                case 266:
-                    return generateNameForExportDefault();
-                case 221:
-                    return generateNameForClassExpression();
-                case 165:
-                case 167:
-                case 168:
-                    return generateNameForMethodOrAccessor(node);
-                case 158:
-                    return makeTempVariableName(0, true);
-                default:
-                    return makeTempVariableName(0);
-            }
-        }
-        function makeName(name) {
-            switch (name.autoGenerateFlags & 7) {
-                case 1:
-                    return makeTempVariableName(0, !!(name.autoGenerateFlags & 8));
-                case 2:
-                    return makeTempVariableName(268435456, !!(name.autoGenerateFlags & 8));
-                case 3:
-                    return makeUniqueName(ts.idText(name), (name.autoGenerateFlags & 32) ? isFileLevelUniqueName : isUniqueName, !!(name.autoGenerateFlags & 16), !!(name.autoGenerateFlags & 8));
-            }
-            return ts.Debug.fail("Unsupported GeneratedIdentifierKind.");
-        }
-        function getNodeForGeneratedName(name) {
-            var autoGenerateId = name.autoGenerateId;
-            var node = name;
-            var original = node.original;
-            while (original) {
-                node = original;
-                if (ts.isIdentifier(node)
-                    && !!(node.autoGenerateFlags & 4)
-                    && node.autoGenerateId !== autoGenerateId) {
-                    break;
-                }
-                original = node.original;
-            }
-            return node;
-        }
-        function pipelineEmitWithComments(hint, node) {
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-            enterComment();
-            hasWrittenComment = false;
-            var emitFlags = ts.getEmitFlags(node);
-            var _a = ts.getCommentRange(node), pos = _a.pos, end = _a.end;
-            var isEmittedNode = node.kind !== 335;
-            var skipLeadingComments = pos < 0 || (emitFlags & 512) !== 0 || node.kind === 11;
-            var skipTrailingComments = end < 0 || (emitFlags & 1024) !== 0 || node.kind === 11;
-            var savedContainerPos = containerPos;
-            var savedContainerEnd = containerEnd;
-            var savedDeclarationListContainerEnd = declarationListContainerEnd;
-            if ((pos > 0 || end > 0) && pos !== end) {
-                if (!skipLeadingComments) {
-                    emitLeadingComments(pos, isEmittedNode);
-                }
-                if (!skipLeadingComments || (pos >= 0 && (emitFlags & 512) !== 0)) {
-                    containerPos = pos;
-                }
-                if (!skipTrailingComments || (end >= 0 && (emitFlags & 1024) !== 0)) {
-                    containerEnd = end;
-                    if (node.kind === 250) {
-                        declarationListContainerEnd = end;
-                    }
-                }
-            }
-            ts.forEach(ts.getSyntheticLeadingComments(node), emitLeadingSynthesizedComment);
-            exitComment();
-            var pipelinePhase = getNextPipelinePhase(2, hint, node);
-            if (emitFlags & 2048) {
-                commentsDisabled = true;
-                pipelinePhase(hint, node);
-                commentsDisabled = false;
-            }
-            else {
-                pipelinePhase(hint, node);
-            }
-            enterComment();
-            ts.forEach(ts.getSyntheticTrailingComments(node), emitTrailingSynthesizedComment);
-            if ((pos > 0 || end > 0) && pos !== end) {
-                containerPos = savedContainerPos;
-                containerEnd = savedContainerEnd;
-                declarationListContainerEnd = savedDeclarationListContainerEnd;
-                if (!skipTrailingComments && isEmittedNode) {
-                    emitTrailingComments(end);
-                }
-            }
-            exitComment();
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-        }
-        function emitLeadingSynthesizedComment(comment) {
-            if (comment.hasLeadingNewline || comment.kind === 2) {
-                writer.writeLine();
-            }
-            writeSynthesizedComment(comment);
-            if (comment.hasTrailingNewLine || comment.kind === 2) {
-                writer.writeLine();
-            }
-            else {
-                writer.writeSpace(" ");
-            }
-        }
-        function emitTrailingSynthesizedComment(comment) {
-            if (!writer.isAtStartOfLine()) {
-                writer.writeSpace(" ");
-            }
-            writeSynthesizedComment(comment);
-            if (comment.hasTrailingNewLine) {
-                writer.writeLine();
-            }
-        }
-        function writeSynthesizedComment(comment) {
-            var text = formatSynthesizedComment(comment);
-            var lineMap = comment.kind === 3 ? ts.computeLineStarts(text) : undefined;
-            ts.writeCommentRange(text, lineMap, writer, 0, text.length, newLine);
-        }
-        function formatSynthesizedComment(comment) {
-            return comment.kind === 3
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
-        }
-        function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
-            enterComment();
-            var pos = detachedRange.pos, end = detachedRange.end;
-            var emitFlags = ts.getEmitFlags(node);
-            var skipLeadingComments = pos < 0 || (emitFlags & 512) !== 0;
-            var skipTrailingComments = commentsDisabled || end < 0 || (emitFlags & 1024) !== 0;
-            if (!skipLeadingComments) {
-                emitDetachedCommentsAndUpdateCommentsInfo(detachedRange);
-            }
-            exitComment();
-            if (emitFlags & 2048 && !commentsDisabled) {
-                commentsDisabled = true;
-                emitCallback(node);
-                commentsDisabled = false;
-            }
-            else {
-                emitCallback(node);
-            }
-            enterComment();
-            if (!skipTrailingComments) {
-                emitLeadingComments(detachedRange.end, true);
-                if (hasWrittenComment && !writer.isAtStartOfLine()) {
-                    writer.writeLine();
-                }
-            }
-            exitComment();
-        }
-        function emitLeadingComments(pos, isEmittedNode) {
-            hasWrittenComment = false;
-            if (isEmittedNode) {
-                if (pos === 0 && (currentSourceFile === null || currentSourceFile === void 0 ? void 0 : currentSourceFile.isDeclarationFile)) {
-                    forEachLeadingCommentToEmit(pos, emitNonTripleSlashLeadingComment);
-                }
-                else {
-                    forEachLeadingCommentToEmit(pos, emitLeadingComment);
-                }
-            }
-            else if (pos === 0) {
-                forEachLeadingCommentToEmit(pos, emitTripleSlashLeadingComment);
-            }
-        }
-        function emitTripleSlashLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) {
-            if (isTripleSlashComment(commentPos, commentEnd)) {
-                emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos);
-            }
-        }
-        function emitNonTripleSlashLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) {
-            if (!isTripleSlashComment(commentPos, commentEnd)) {
-                emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos);
-            }
-        }
-        function shouldWriteComment(text, pos) {
-            if (printerOptions.onlyPrintJsDocStyle) {
-                return (ts.isJSDocLikeText(text, pos) || ts.isPinnedComment(text, pos));
-            }
-            return true;
-        }
-        function emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) {
-            if (!shouldWriteComment(currentSourceFile.text, commentPos))
-                return;
-            if (!hasWrittenComment) {
-                ts.emitNewLineBeforeLeadingCommentOfPosition(getCurrentLineMap(), writer, rangePos, commentPos);
-                hasWrittenComment = true;
-            }
-            emitPos(commentPos);
-            ts.writeCommentRange(currentSourceFile.text, getCurrentLineMap(), writer, commentPos, commentEnd, newLine);
-            emitPos(commentEnd);
-            if (hasTrailingNewLine) {
-                writer.writeLine();
-            }
-            else if (kind === 3) {
-                writer.writeSpace(" ");
-            }
-        }
-        function emitLeadingCommentsOfPosition(pos) {
-            if (commentsDisabled || pos === -1) {
-                return;
-            }
-            emitLeadingComments(pos, true);
-        }
-        function emitTrailingComments(pos) {
-            forEachTrailingCommentToEmit(pos, emitTrailingComment);
-        }
-        function emitTrailingComment(commentPos, commentEnd, _kind, hasTrailingNewLine) {
-            if (!shouldWriteComment(currentSourceFile.text, commentPos))
-                return;
-            if (!writer.isAtStartOfLine()) {
-                writer.writeSpace(" ");
-            }
-            emitPos(commentPos);
-            ts.writeCommentRange(currentSourceFile.text, getCurrentLineMap(), writer, commentPos, commentEnd, newLine);
-            emitPos(commentEnd);
-            if (hasTrailingNewLine) {
-                writer.writeLine();
-            }
-        }
-        function emitTrailingCommentsOfPosition(pos, prefixSpace) {
-            if (commentsDisabled) {
-                return;
-            }
-            enterComment();
-            forEachTrailingCommentToEmit(pos, prefixSpace ? emitTrailingComment : emitTrailingCommentOfPosition);
-            exitComment();
-        }
-        function emitTrailingCommentOfPosition(commentPos, commentEnd, _kind, hasTrailingNewLine) {
-            emitPos(commentPos);
-            ts.writeCommentRange(currentSourceFile.text, getCurrentLineMap(), writer, commentPos, commentEnd, newLine);
-            emitPos(commentEnd);
-            if (hasTrailingNewLine) {
-                writer.writeLine();
-            }
-            else {
-                writer.writeSpace(" ");
-            }
-        }
-        function forEachLeadingCommentToEmit(pos, cb) {
-            if (currentSourceFile && (containerPos === -1 || pos !== containerPos)) {
-                if (hasDetachedComments(pos)) {
-                    forEachLeadingCommentWithoutDetachedComments(cb);
-                }
-                else {
-                    ts.forEachLeadingCommentRange(currentSourceFile.text, pos, cb, pos);
-                }
-            }
-        }
-        function forEachTrailingCommentToEmit(end, cb) {
-            if (currentSourceFile && (containerEnd === -1 || (end !== containerEnd && end !== declarationListContainerEnd))) {
-                ts.forEachTrailingCommentRange(currentSourceFile.text, end, cb);
-            }
-        }
-        function hasDetachedComments(pos) {
-            return detachedCommentsInfo !== undefined && ts.last(detachedCommentsInfo).nodePos === pos;
-        }
-        function forEachLeadingCommentWithoutDetachedComments(cb) {
-            var pos = ts.last(detachedCommentsInfo).detachedCommentEndPos;
-            if (detachedCommentsInfo.length - 1) {
-                detachedCommentsInfo.pop();
-            }
-            else {
-                detachedCommentsInfo = undefined;
-            }
-            ts.forEachLeadingCommentRange(currentSourceFile.text, pos, cb, pos);
-        }
-        function emitDetachedCommentsAndUpdateCommentsInfo(range) {
-            var currentDetachedCommentInfo = ts.emitDetachedComments(currentSourceFile.text, getCurrentLineMap(), writer, emitComment, range, newLine, commentsDisabled);
-            if (currentDetachedCommentInfo) {
-                if (detachedCommentsInfo) {
-                    detachedCommentsInfo.push(currentDetachedCommentInfo);
-                }
-                else {
-                    detachedCommentsInfo = [currentDetachedCommentInfo];
-                }
-            }
-        }
-        function emitComment(text, lineMap, writer, commentPos, commentEnd, newLine) {
-            if (!shouldWriteComment(currentSourceFile.text, commentPos))
-                return;
-            emitPos(commentPos);
-            ts.writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine);
-            emitPos(commentEnd);
-        }
-        function isTripleSlashComment(commentPos, commentEnd) {
-            return ts.isRecognizedTripleSlashComment(currentSourceFile.text, commentPos, commentEnd);
-        }
-        function getParsedSourceMap(node) {
-            if (node.parsedSourceMap === undefined && node.sourceMapText !== undefined) {
-                node.parsedSourceMap = ts.tryParseRawSourceMap(node.sourceMapText) || false;
-            }
-            return node.parsedSourceMap || undefined;
-        }
-        function pipelineEmitWithSourceMap(hint, node) {
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-            var pipelinePhase = getNextPipelinePhase(3, hint, node);
-            if (ts.isUnparsedSource(node) || ts.isUnparsedPrepend(node)) {
-                pipelinePhase(hint, node);
-            }
-            else if (ts.isUnparsedNode(node)) {
-                var parsed = getParsedSourceMap(node.parent);
-                if (parsed && sourceMapGenerator) {
-                    sourceMapGenerator.appendSourceMap(writer.getLine(), writer.getColumn(), parsed, node.parent.sourceMapPath, node.parent.getLineAndCharacterOfPosition(node.pos), node.parent.getLineAndCharacterOfPosition(node.end));
-                }
-                pipelinePhase(hint, node);
-            }
-            else {
-                var _a = ts.getSourceMapRange(node), pos = _a.pos, end = _a.end, _b = _a.source, source = _b === void 0 ? sourceMapSource : _b;
-                var emitFlags = ts.getEmitFlags(node);
-                if (node.kind !== 335
-                    && (emitFlags & 16) === 0
-                    && pos >= 0) {
-                    emitSourcePos(source, skipSourceTrivia(source, pos));
-                }
-                if (emitFlags & 64) {
-                    sourceMapsDisabled = true;
-                    pipelinePhase(hint, node);
-                    sourceMapsDisabled = false;
-                }
-                else {
-                    pipelinePhase(hint, node);
-                }
-                if (node.kind !== 335
-                    && (emitFlags & 32) === 0
-                    && end >= 0) {
-                    emitSourcePos(source, end);
-                }
-            }
-            ts.Debug.assert(lastNode === node || lastSubstitution === node);
-        }
-        function skipSourceTrivia(source, pos) {
-            return source.skipTrivia ? source.skipTrivia(pos) : ts.skipTrivia(source.text, pos);
-        }
-        function emitPos(pos) {
-            if (sourceMapsDisabled || ts.positionIsSynthesized(pos) || isJsonSourceMapSource(sourceMapSource)) {
-                return;
-            }
-            var _a = ts.getLineAndCharacterOfPosition(sourceMapSource, pos), sourceLine = _a.line, sourceCharacter = _a.character;
-            sourceMapGenerator.addMapping(writer.getLine(), writer.getColumn(), sourceMapSourceIndex, sourceLine, sourceCharacter, undefined);
-        }
-        function emitSourcePos(source, pos) {
-            if (source !== sourceMapSource) {
-                var savedSourceMapSource = sourceMapSource;
-                var savedSourceMapSourceIndex = sourceMapSourceIndex;
-                setSourceMapSource(source);
-                emitPos(pos);
-                resetSourceMapSource(savedSourceMapSource, savedSourceMapSourceIndex);
-            }
-            else {
-                emitPos(pos);
-            }
-        }
-        function emitTokenWithSourceMap(node, token, writer, tokenPos, emitCallback) {
-            if (sourceMapsDisabled || node && ts.isInJsonFile(node)) {
-                return emitCallback(token, writer, tokenPos);
-            }
-            var emitNode = node && node.emitNode;
-            var emitFlags = emitNode && emitNode.flags || 0;
-            var range = emitNode && emitNode.tokenSourceMapRanges && emitNode.tokenSourceMapRanges[token];
-            var source = range && range.source || sourceMapSource;
-            tokenPos = skipSourceTrivia(source, range ? range.pos : tokenPos);
-            if ((emitFlags & 128) === 0 && tokenPos >= 0) {
-                emitSourcePos(source, tokenPos);
-            }
-            tokenPos = emitCallback(token, writer, tokenPos);
-            if (range)
-                tokenPos = range.end;
-            if ((emitFlags & 256) === 0 && tokenPos >= 0) {
-                emitSourcePos(source, tokenPos);
-            }
-            return tokenPos;
-        }
-        function setSourceMapSource(source) {
-            if (sourceMapsDisabled) {
-                return;
-            }
-            sourceMapSource = source;
-            if (source === mostRecentlyAddedSourceMapSource) {
-                sourceMapSourceIndex = mostRecentlyAddedSourceMapSourceIndex;
-                return;
-            }
-            if (isJsonSourceMapSource(source)) {
-                return;
-            }
-            sourceMapSourceIndex = sourceMapGenerator.addSource(source.fileName);
-            if (printerOptions.inlineSources) {
-                sourceMapGenerator.setSourceContent(sourceMapSourceIndex, source.text);
-            }
-            mostRecentlyAddedSourceMapSource = source;
-            mostRecentlyAddedSourceMapSourceIndex = sourceMapSourceIndex;
-        }
-        function resetSourceMapSource(source, sourceIndex) {
-            sourceMapSource = source;
-            sourceMapSourceIndex = sourceIndex;
-        }
-        function isJsonSourceMapSource(sourceFile) {
-            return ts.fileExtensionIs(sourceFile.fileName, ".json");
-        }
-    }
-    ts.createPrinter = createPrinter;
-    function createBracketsMap() {
-        var brackets = [];
-        brackets[1024] = ["{", "}"];
-        brackets[2048] = ["(", ")"];
-        brackets[4096] = ["<", ">"];
-        brackets[8192] = ["[", "]"];
-        return brackets;
-    }
-    function getOpeningBracket(format) {
-        return brackets[format & 15360][0];
-    }
-    function getClosingBracket(format) {
-        return brackets[format & 15360][1];
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createCachedDirectoryStructureHost(host, currentDirectory, useCaseSensitiveFileNames) {
-        if (!host.getDirectories || !host.readDirectory) {
-            return undefined;
-        }
-        var cachedReadDirectoryResult = new ts.Map();
-        var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        return {
-            useCaseSensitiveFileNames: useCaseSensitiveFileNames,
-            fileExists: fileExists,
-            readFile: function (path, encoding) { return host.readFile(path, encoding); },
-            directoryExists: host.directoryExists && directoryExists,
-            getDirectories: getDirectories,
-            readDirectory: readDirectory,
-            createDirectory: host.createDirectory && createDirectory,
-            writeFile: host.writeFile && writeFile,
-            addOrDeleteFileOrDirectory: addOrDeleteFileOrDirectory,
-            addOrDeleteFile: addOrDeleteFile,
-            clearCache: clearCache,
-            realpath: host.realpath && realpath
-        };
-        function toPath(fileName) {
-            return ts.toPath(fileName, currentDirectory, getCanonicalFileName);
-        }
-        function getCachedFileSystemEntries(rootDirPath) {
-            return cachedReadDirectoryResult.get(ts.ensureTrailingDirectorySeparator(rootDirPath));
-        }
-        function getCachedFileSystemEntriesForBaseDir(path) {
-            return getCachedFileSystemEntries(ts.getDirectoryPath(path));
-        }
-        function getBaseNameOfFileName(fileName) {
-            return ts.getBaseFileName(ts.normalizePath(fileName));
-        }
-        function createCachedFileSystemEntries(rootDir, rootDirPath) {
-            var resultFromHost = {
-                files: ts.map(host.readDirectory(rootDir, undefined, undefined, ["*.*"]), getBaseNameOfFileName) || [],
-                directories: host.getDirectories(rootDir) || []
-            };
-            cachedReadDirectoryResult.set(ts.ensureTrailingDirectorySeparator(rootDirPath), resultFromHost);
-            return resultFromHost;
-        }
-        function tryReadDirectory(rootDir, rootDirPath) {
-            rootDirPath = ts.ensureTrailingDirectorySeparator(rootDirPath);
-            var cachedResult = getCachedFileSystemEntries(rootDirPath);
-            if (cachedResult) {
-                return cachedResult;
-            }
-            try {
-                return createCachedFileSystemEntries(rootDir, rootDirPath);
-            }
-            catch (_e) {
-                ts.Debug.assert(!cachedReadDirectoryResult.has(ts.ensureTrailingDirectorySeparator(rootDirPath)));
-                return undefined;
-            }
-        }
-        function fileNameEqual(name1, name2) {
-            return getCanonicalFileName(name1) === getCanonicalFileName(name2);
-        }
-        function hasEntry(entries, name) {
-            return ts.some(entries, function (file) { return fileNameEqual(file, name); });
-        }
-        function updateFileSystemEntry(entries, baseName, isValid) {
-            if (hasEntry(entries, baseName)) {
-                if (!isValid) {
-                    return ts.filterMutate(entries, function (entry) { return !fileNameEqual(entry, baseName); });
-                }
-            }
-            else if (isValid) {
-                return entries.push(baseName);
-            }
-        }
-        function writeFile(fileName, data, writeByteOrderMark) {
-            var path = toPath(fileName);
-            var result = getCachedFileSystemEntriesForBaseDir(path);
-            if (result) {
-                updateFilesOfFileSystemEntry(result, getBaseNameOfFileName(fileName), true);
-            }
-            return host.writeFile(fileName, data, writeByteOrderMark);
-        }
-        function fileExists(fileName) {
-            var path = toPath(fileName);
-            var result = getCachedFileSystemEntriesForBaseDir(path);
-            return result && hasEntry(result.files, getBaseNameOfFileName(fileName)) ||
-                host.fileExists(fileName);
-        }
-        function directoryExists(dirPath) {
-            var path = toPath(dirPath);
-            return cachedReadDirectoryResult.has(ts.ensureTrailingDirectorySeparator(path)) || host.directoryExists(dirPath);
-        }
-        function createDirectory(dirPath) {
-            var path = toPath(dirPath);
-            var result = getCachedFileSystemEntriesForBaseDir(path);
-            var baseFileName = getBaseNameOfFileName(dirPath);
-            if (result) {
-                updateFileSystemEntry(result.directories, baseFileName, true);
-            }
-            host.createDirectory(dirPath);
-        }
-        function getDirectories(rootDir) {
-            var rootDirPath = toPath(rootDir);
-            var result = tryReadDirectory(rootDir, rootDirPath);
-            if (result) {
-                return result.directories.slice();
-            }
-            return host.getDirectories(rootDir);
-        }
-        function readDirectory(rootDir, extensions, excludes, includes, depth) {
-            var rootDirPath = toPath(rootDir);
-            var result = tryReadDirectory(rootDir, rootDirPath);
-            if (result) {
-                return ts.matchFiles(rootDir, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, depth, getFileSystemEntries, realpath);
-            }
-            return host.readDirectory(rootDir, extensions, excludes, includes, depth);
-            function getFileSystemEntries(dir) {
-                var path = toPath(dir);
-                if (path === rootDirPath) {
-                    return result;
-                }
-                return tryReadDirectory(dir, path) || ts.emptyFileSystemEntries;
-            }
-        }
-        function realpath(s) {
-            return host.realpath ? host.realpath(s) : s;
-        }
-        function addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath) {
-            var existingResult = getCachedFileSystemEntries(fileOrDirectoryPath);
-            if (existingResult) {
-                clearCache();
-                return undefined;
-            }
-            var parentResult = getCachedFileSystemEntriesForBaseDir(fileOrDirectoryPath);
-            if (!parentResult) {
-                return undefined;
-            }
-            if (!host.directoryExists) {
-                clearCache();
-                return undefined;
-            }
-            var baseName = getBaseNameOfFileName(fileOrDirectory);
-            var fsQueryResult = {
-                fileExists: host.fileExists(fileOrDirectoryPath),
-                directoryExists: host.directoryExists(fileOrDirectoryPath)
-            };
-            if (fsQueryResult.directoryExists || hasEntry(parentResult.directories, baseName)) {
-                clearCache();
-            }
-            else {
-                updateFilesOfFileSystemEntry(parentResult, baseName, fsQueryResult.fileExists);
-            }
-            return fsQueryResult;
-        }
-        function addOrDeleteFile(fileName, filePath, eventKind) {
-            if (eventKind === ts.FileWatcherEventKind.Changed) {
-                return;
-            }
-            var parentResult = getCachedFileSystemEntriesForBaseDir(filePath);
-            if (parentResult) {
-                updateFilesOfFileSystemEntry(parentResult, getBaseNameOfFileName(fileName), eventKind === ts.FileWatcherEventKind.Created);
-            }
-        }
-        function updateFilesOfFileSystemEntry(parentResult, baseName, fileExists) {
-            updateFileSystemEntry(parentResult.files, baseName, fileExists);
-        }
-        function clearCache() {
-            cachedReadDirectoryResult.clear();
-        }
-    }
-    ts.createCachedDirectoryStructureHost = createCachedDirectoryStructureHost;
-    var ConfigFileProgramReloadLevel;
-    (function (ConfigFileProgramReloadLevel) {
-        ConfigFileProgramReloadLevel[ConfigFileProgramReloadLevel["None"] = 0] = "None";
-        ConfigFileProgramReloadLevel[ConfigFileProgramReloadLevel["Partial"] = 1] = "Partial";
-        ConfigFileProgramReloadLevel[ConfigFileProgramReloadLevel["Full"] = 2] = "Full";
-    })(ConfigFileProgramReloadLevel = ts.ConfigFileProgramReloadLevel || (ts.ConfigFileProgramReloadLevel = {}));
-    function updateMissingFilePathsWatch(program, missingFileWatches, createMissingFileWatch) {
-        var missingFilePaths = program.getMissingFilePaths();
-        var newMissingFilePathMap = ts.arrayToMap(missingFilePaths, ts.identity, ts.returnTrue);
-        ts.mutateMap(missingFileWatches, newMissingFilePathMap, {
-            createNewValue: createMissingFileWatch,
-            onDeleteValue: ts.closeFileWatcher
-        });
-    }
-    ts.updateMissingFilePathsWatch = updateMissingFilePathsWatch;
-    function updateWatchingWildcardDirectories(existingWatchedForWildcards, wildcardDirectories, watchDirectory) {
-        ts.mutateMap(existingWatchedForWildcards, wildcardDirectories, {
-            createNewValue: createWildcardDirectoryWatcher,
-            onDeleteValue: closeFileWatcherOf,
-            onExistingValue: updateWildcardDirectoryWatcher
-        });
-        function createWildcardDirectoryWatcher(directory, flags) {
-            return {
-                watcher: watchDirectory(directory, flags),
-                flags: flags
-            };
-        }
-        function updateWildcardDirectoryWatcher(existingWatcher, flags, directory) {
-            if (existingWatcher.flags === flags) {
-                return;
-            }
-            existingWatcher.watcher.close();
-            existingWatchedForWildcards.set(directory, createWildcardDirectoryWatcher(directory, flags));
-        }
-    }
-    ts.updateWatchingWildcardDirectories = updateWatchingWildcardDirectories;
-    function isIgnoredFileFromWildCardWatching(_a) {
-        var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, configFileSpecs = _a.configFileSpecs, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog;
-        var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
-        if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
-            return true;
-        }
-        fileOrDirectoryPath = newPath;
-        if (fileOrDirectoryPath === watchedDirPath)
-            return false;
-        if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
-            return true;
-        }
-        if (ts.isExcludedFile(fileOrDirectory, configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
-            return true;
-        }
-        if (!program)
-            return false;
-        if (options.outFile || options.outDir)
-            return false;
-        if (ts.fileExtensionIs(fileOrDirectoryPath, ".d.ts")) {
-            if (options.declarationDir)
-                return false;
-        }
-        else if (!ts.fileExtensionIsOneOf(fileOrDirectoryPath, ts.supportedJSExtensions)) {
-            return false;
-        }
-        var filePathWithoutExtension = ts.removeFileExtension(fileOrDirectoryPath);
-        var realProgram = isBuilderProgram(program) ? program.getProgramOrUndefined() : program;
-        if (hasSourceFile((filePathWithoutExtension + ".ts")) ||
-            hasSourceFile((filePathWithoutExtension + ".tsx"))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
-            return true;
-        }
-        return false;
-        function hasSourceFile(file) {
-            return realProgram ?
-                !!realProgram.getSourceFileByPath(file) :
-                program.getState().fileInfos.has(file);
-        }
-    }
-    ts.isIgnoredFileFromWildCardWatching = isIgnoredFileFromWildCardWatching;
-    function isBuilderProgram(program) {
-        return !!program.getState;
-    }
-    function isEmittedFileOfProgram(program, file) {
-        if (!program) {
-            return false;
-        }
-        return program.isEmittedFile(file);
-    }
-    ts.isEmittedFileOfProgram = isEmittedFileOfProgram;
-    var WatchLogLevel;
-    (function (WatchLogLevel) {
-        WatchLogLevel[WatchLogLevel["None"] = 0] = "None";
-        WatchLogLevel[WatchLogLevel["TriggerOnly"] = 1] = "TriggerOnly";
-        WatchLogLevel[WatchLogLevel["Verbose"] = 2] = "Verbose";
-    })(WatchLogLevel = ts.WatchLogLevel || (ts.WatchLogLevel = {}));
-    function getWatchFactory(watchLogLevel, log, getDetailWatchInfo) {
-        return getWatchFactoryWith(watchLogLevel, log, getDetailWatchInfo, watchFile, watchDirectory);
-    }
-    ts.getWatchFactory = getWatchFactory;
-    function getWatchFactoryWith(watchLogLevel, log, getDetailWatchInfo, watchFile, watchDirectory) {
-        var createFileWatcher = getCreateFileWatcher(watchLogLevel, watchFile);
-        var createFilePathWatcher = watchLogLevel === WatchLogLevel.None ? watchFilePath : createFileWatcher;
-        var createDirectoryWatcher = getCreateFileWatcher(watchLogLevel, watchDirectory);
-        if (watchLogLevel === WatchLogLevel.Verbose && ts.sysLog === ts.noop) {
-            ts.setSysLog(function (s) { return log(s); });
-        }
-        return {
-            watchFile: function (host, file, callback, pollingInterval, options, detailInfo1, detailInfo2) {
-                return createFileWatcher(host, file, callback, pollingInterval, options, undefined, detailInfo1, detailInfo2, watchFile, log, "FileWatcher", getDetailWatchInfo);
-            },
-            watchFilePath: function (host, file, callback, pollingInterval, options, path, detailInfo1, detailInfo2) {
-                return createFilePathWatcher(host, file, callback, pollingInterval, options, path, detailInfo1, detailInfo2, watchFile, log, "FileWatcher", getDetailWatchInfo);
-            },
-            watchDirectory: function (host, directory, callback, flags, options, detailInfo1, detailInfo2) {
-                return createDirectoryWatcher(host, directory, callback, flags, options, undefined, detailInfo1, detailInfo2, watchDirectory, log, "DirectoryWatcher", getDetailWatchInfo);
-            }
-        };
-    }
-    function watchFile(host, file, callback, pollingInterval, options) {
-        return host.watchFile(file, callback, pollingInterval, options);
-    }
-    function watchFilePath(host, file, callback, pollingInterval, options, path) {
-        return watchFile(host, file, function (fileName, eventKind) { return callback(fileName, eventKind, path); }, pollingInterval, options);
-    }
-    function watchDirectory(host, directory, callback, flags, options) {
-        return host.watchDirectory(directory, callback, (flags & 1) !== 0, options);
-    }
-    function getCreateFileWatcher(watchLogLevel, addWatch) {
-        switch (watchLogLevel) {
-            case WatchLogLevel.None:
-                return addWatch;
-            case WatchLogLevel.TriggerOnly:
-                return createFileWatcherWithTriggerLogging;
-            case WatchLogLevel.Verbose:
-                return addWatch === watchDirectory ? createDirectoryWatcherWithLogging : createFileWatcherWithLogging;
-        }
-    }
-    function createFileWatcherWithLogging(host, file, cb, flags, options, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo) {
-        log(watchCaption + ":: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
-        var watcher = createFileWatcherWithTriggerLogging(host, file, cb, flags, options, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo);
-        return {
-            close: function () {
-                log(watchCaption + ":: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
-                watcher.close();
-            }
-        };
-    }
-    function createDirectoryWatcherWithLogging(host, file, cb, flags, options, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo) {
-        var watchInfo = watchCaption + ":: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
-        log(watchInfo);
-        var start = ts.timestamp();
-        var watcher = createFileWatcherWithTriggerLogging(host, file, cb, flags, options, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo);
-        var elapsed = ts.timestamp() - start;
-        log("Elapsed:: " + elapsed + "ms " + watchInfo);
-        return {
-            close: function () {
-                var watchInfo = watchCaption + ":: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
-                log(watchInfo);
-                var start = ts.timestamp();
-                watcher.close();
-                var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + watchInfo);
-            }
-        };
-    }
-    function createFileWatcherWithTriggerLogging(host, file, cb, flags, options, passThrough, detailInfo1, detailInfo2, addWatch, log, watchCaption, getDetailWatchInfo) {
-        return addWatch(host, file, function (fileName, cbOptional) {
-            var triggerredInfo = watchCaption + ":: Triggered with " + fileName + " " + (cbOptional !== undefined ? cbOptional : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
-            log(triggerredInfo);
-            var start = ts.timestamp();
-            cb(fileName, cbOptional, passThrough);
-            var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
-        }, flags, options);
-    }
-    function getFallbackOptions(options) {
-        var fallbackPolling = options === null || options === void 0 ? void 0 : options.fallbackPolling;
-        return {
-            watchFile: fallbackPolling !== undefined ?
-                fallbackPolling :
-                ts.WatchFileKind.PriorityPollingInterval
-        };
-    }
-    ts.getFallbackOptions = getFallbackOptions;
-    function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-        return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
-    }
-    function closeFileWatcherOf(objWithWatcher) {
-        objWithWatcher.watcher.close();
-    }
-    ts.closeFileWatcherOf = closeFileWatcherOf;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function findConfigFile(searchPath, fileExists, configName) {
-        if (configName === void 0) { configName = "tsconfig.json"; }
-        return ts.forEachAncestorDirectory(searchPath, function (ancestor) {
-            var fileName = ts.combinePaths(ancestor, configName);
-            return fileExists(fileName) ? fileName : undefined;
-        });
-    }
-    ts.findConfigFile = findConfigFile;
-    function resolveTripleslashReference(moduleName, containingFile) {
-        var basePath = ts.getDirectoryPath(containingFile);
-        var referencedFileName = ts.isRootedDiskPath(moduleName) ? moduleName : ts.combinePaths(basePath, moduleName);
-        return ts.normalizePath(referencedFileName);
-    }
-    ts.resolveTripleslashReference = resolveTripleslashReference;
-    function computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName) {
-        var commonPathComponents;
-        var failed = ts.forEach(fileNames, function (sourceFile) {
-            var sourcePathComponents = ts.getNormalizedPathComponents(sourceFile, currentDirectory);
-            sourcePathComponents.pop();
-            if (!commonPathComponents) {
-                commonPathComponents = sourcePathComponents;
-                return;
-            }
-            var n = Math.min(commonPathComponents.length, sourcePathComponents.length);
-            for (var i = 0; i < n; i++) {
-                if (getCanonicalFileName(commonPathComponents[i]) !== getCanonicalFileName(sourcePathComponents[i])) {
-                    if (i === 0) {
-                        return true;
-                    }
-                    commonPathComponents.length = i;
-                    break;
-                }
-            }
-            if (sourcePathComponents.length < commonPathComponents.length) {
-                commonPathComponents.length = sourcePathComponents.length;
-            }
-        });
-        if (failed) {
-            return "";
-        }
-        if (!commonPathComponents) {
-            return currentDirectory;
-        }
-        return ts.getPathFromPathComponents(commonPathComponents);
-    }
-    ts.computeCommonSourceDirectoryOfFilenames = computeCommonSourceDirectoryOfFilenames;
-    function createCompilerHost(options, setParentNodes) {
-        return createCompilerHostWorker(options, setParentNodes);
-    }
-    ts.createCompilerHost = createCompilerHost;
-    function createCompilerHostWorker(options, setParentNodes, system) {
-        if (system === void 0) { system = ts.sys; }
-        var existingDirectories = new ts.Map();
-        var getCanonicalFileName = ts.createGetCanonicalFileName(system.useCaseSensitiveFileNames);
-        var computeHash = ts.maybeBind(system, system.createHash) || ts.generateDjb2Hash;
-        function getSourceFile(fileName, languageVersion, onError) {
-            var text;
-            try {
-                ts.performance.mark("beforeIORead");
-                text = compilerHost.readFile(fileName);
-                ts.performance.mark("afterIORead");
-                ts.performance.measure("I/O Read", "beforeIORead", "afterIORead");
-            }
-            catch (e) {
-                if (onError) {
-                    onError(e.message);
-                }
-                text = "";
-            }
-            return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion, setParentNodes) : undefined;
-        }
-        function directoryExists(directoryPath) {
-            if (existingDirectories.has(directoryPath)) {
-                return true;
-            }
-            if ((compilerHost.directoryExists || system.directoryExists)(directoryPath)) {
-                existingDirectories.set(directoryPath, true);
-                return true;
-            }
-            return false;
-        }
-        function writeFile(fileName, data, writeByteOrderMark, onError) {
-            try {
-                ts.performance.mark("beforeIOWrite");
-                ts.writeFileEnsuringDirectories(fileName, data, writeByteOrderMark, function (path, data, writeByteOrderMark) { return writeFileWorker(path, data, writeByteOrderMark); }, function (path) { return (compilerHost.createDirectory || system.createDirectory)(path); }, function (path) { return directoryExists(path); });
-                ts.performance.mark("afterIOWrite");
-                ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite");
-            }
-            catch (e) {
-                if (onError) {
-                    onError(e.message);
-                }
-            }
-        }
-        var outputFingerprints;
-        function writeFileWorker(fileName, data, writeByteOrderMark) {
-            if (!ts.isWatchSet(options) || !system.getModifiedTime) {
-                system.writeFile(fileName, data, writeByteOrderMark);
-                return;
-            }
-            if (!outputFingerprints) {
-                outputFingerprints = new ts.Map();
-            }
-            var hash = computeHash(data);
-            var mtimeBefore = system.getModifiedTime(fileName);
-            if (mtimeBefore) {
-                var fingerprint = outputFingerprints.get(fileName);
-                if (fingerprint &&
-                    fingerprint.byteOrderMark === writeByteOrderMark &&
-                    fingerprint.hash === hash &&
-                    fingerprint.mtime.getTime() === mtimeBefore.getTime()) {
-                    return;
-                }
-            }
-            system.writeFile(fileName, data, writeByteOrderMark);
-            var mtimeAfter = system.getModifiedTime(fileName) || ts.missingFileModifiedTime;
-            outputFingerprints.set(fileName, {
-                hash: hash,
-                byteOrderMark: writeByteOrderMark,
-                mtime: mtimeAfter
-            });
-        }
-        function getDefaultLibLocation() {
-            return ts.getDirectoryPath(ts.normalizePath(system.getExecutingFilePath()));
-        }
-        var newLine = ts.getNewLineCharacter(options, function () { return system.newLine; });
-        var realpath = system.realpath && (function (path) { return system.realpath(path); });
-        var compilerHost = {
-            getSourceFile: getSourceFile,
-            getDefaultLibLocation: getDefaultLibLocation,
-            getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); },
-            writeFile: writeFile,
-            getCurrentDirectory: ts.memoize(function () { return system.getCurrentDirectory(); }),
-            useCaseSensitiveFileNames: function () { return system.useCaseSensitiveFileNames; },
-            getCanonicalFileName: getCanonicalFileName,
-            getNewLine: function () { return newLine; },
-            fileExists: function (fileName) { return system.fileExists(fileName); },
-            readFile: function (fileName) { return system.readFile(fileName); },
-            trace: function (s) { return system.write(s + newLine); },
-            directoryExists: function (directoryName) { return system.directoryExists(directoryName); },
-            getEnvironmentVariable: function (name) { return system.getEnvironmentVariable ? system.getEnvironmentVariable(name) : ""; },
-            getDirectories: function (path) { return system.getDirectories(path); },
-            realpath: realpath,
-            readDirectory: function (path, extensions, include, exclude, depth) { return system.readDirectory(path, extensions, include, exclude, depth); },
-            createDirectory: function (d) { return system.createDirectory(d); },
-            createHash: ts.maybeBind(system, system.createHash)
-        };
-        return compilerHost;
-    }
-    ts.createCompilerHostWorker = createCompilerHostWorker;
-    function changeCompilerHostLikeToUseCache(host, toPath, getSourceFile) {
-        var originalReadFile = host.readFile;
-        var originalFileExists = host.fileExists;
-        var originalDirectoryExists = host.directoryExists;
-        var originalCreateDirectory = host.createDirectory;
-        var originalWriteFile = host.writeFile;
-        var readFileCache = new ts.Map();
-        var fileExistsCache = new ts.Map();
-        var directoryExistsCache = new ts.Map();
-        var sourceFileCache = new ts.Map();
-        var readFileWithCache = function (fileName) {
-            var key = toPath(fileName);
-            var value = readFileCache.get(key);
-            if (value !== undefined)
-                return value !== false ? value : undefined;
-            return setReadFileCache(key, fileName);
-        };
-        var setReadFileCache = function (key, fileName) {
-            var newValue = originalReadFile.call(host, fileName);
-            readFileCache.set(key, newValue !== undefined ? newValue : false);
-            return newValue;
-        };
-        host.readFile = function (fileName) {
-            var key = toPath(fileName);
-            var value = readFileCache.get(key);
-            if (value !== undefined)
-                return value !== false ? value : undefined;
-            if (!ts.fileExtensionIs(fileName, ".json") && !ts.isBuildInfoFile(fileName)) {
-                return originalReadFile.call(host, fileName);
-            }
-            return setReadFileCache(key, fileName);
-        };
-        var getSourceFileWithCache = getSourceFile ? function (fileName, languageVersion, onError, shouldCreateNewSourceFile) {
-            var key = toPath(fileName);
-            var value = sourceFileCache.get(key);
-            if (value)
-                return value;
-            var sourceFile = getSourceFile(fileName, languageVersion, onError, shouldCreateNewSourceFile);
-            if (sourceFile && (ts.isDeclarationFileName(fileName) || ts.fileExtensionIs(fileName, ".json"))) {
-                sourceFileCache.set(key, sourceFile);
-            }
-            return sourceFile;
-        } : undefined;
-        host.fileExists = function (fileName) {
-            var key = toPath(fileName);
-            var value = fileExistsCache.get(key);
-            if (value !== undefined)
-                return value;
-            var newValue = originalFileExists.call(host, fileName);
-            fileExistsCache.set(key, !!newValue);
-            return newValue;
-        };
-        if (originalWriteFile) {
-            host.writeFile = function (fileName, data, writeByteOrderMark, onError, sourceFiles) {
-                var key = toPath(fileName);
-                fileExistsCache.delete(key);
-                var value = readFileCache.get(key);
-                if (value !== undefined && value !== data) {
-                    readFileCache.delete(key);
-                    sourceFileCache.delete(key);
-                }
-                else if (getSourceFileWithCache) {
-                    var sourceFile = sourceFileCache.get(key);
-                    if (sourceFile && sourceFile.text !== data) {
-                        sourceFileCache.delete(key);
-                    }
-                }
-                originalWriteFile.call(host, fileName, data, writeByteOrderMark, onError, sourceFiles);
-            };
-        }
-        if (originalDirectoryExists && originalCreateDirectory) {
-            host.directoryExists = function (directory) {
-                var key = toPath(directory);
-                var value = directoryExistsCache.get(key);
-                if (value !== undefined)
-                    return value;
-                var newValue = originalDirectoryExists.call(host, directory);
-                directoryExistsCache.set(key, !!newValue);
-                return newValue;
-            };
-            host.createDirectory = function (directory) {
-                var key = toPath(directory);
-                directoryExistsCache.delete(key);
-                originalCreateDirectory.call(host, directory);
-            };
-        }
-        return {
-            originalReadFile: originalReadFile,
-            originalFileExists: originalFileExists,
-            originalDirectoryExists: originalDirectoryExists,
-            originalCreateDirectory: originalCreateDirectory,
-            originalWriteFile: originalWriteFile,
-            getSourceFileWithCache: getSourceFileWithCache,
-            readFileWithCache: readFileWithCache
-        };
-    }
-    ts.changeCompilerHostLikeToUseCache = changeCompilerHostLikeToUseCache;
-    function getPreEmitDiagnostics(program, sourceFile, cancellationToken) {
-        var diagnostics;
-        diagnostics = ts.addRange(diagnostics, program.getConfigFileParsingDiagnostics());
-        diagnostics = ts.addRange(diagnostics, program.getOptionsDiagnostics(cancellationToken));
-        diagnostics = ts.addRange(diagnostics, program.getSyntacticDiagnostics(sourceFile, cancellationToken));
-        diagnostics = ts.addRange(diagnostics, program.getGlobalDiagnostics(cancellationToken));
-        diagnostics = ts.addRange(diagnostics, program.getSemanticDiagnostics(sourceFile, cancellationToken));
-        if (ts.getEmitDeclarations(program.getCompilerOptions())) {
-            diagnostics = ts.addRange(diagnostics, program.getDeclarationDiagnostics(sourceFile, cancellationToken));
-        }
-        return ts.sortAndDeduplicateDiagnostics(diagnostics || ts.emptyArray);
-    }
-    ts.getPreEmitDiagnostics = getPreEmitDiagnostics;
-    function formatDiagnostics(diagnostics, host) {
-        var output = "";
-        for (var _i = 0, diagnostics_3 = diagnostics; _i < diagnostics_3.length; _i++) {
-            var diagnostic = diagnostics_3[_i];
-            output += formatDiagnostic(diagnostic, host);
-        }
-        return output;
-    }
-    ts.formatDiagnostics = formatDiagnostics;
-    function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
-        if (diagnostic.file) {
-            var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character;
-            var fileName = diagnostic.file.fileName;
-            var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
-        }
-        return errorMessage;
-    }
-    ts.formatDiagnostic = formatDiagnostic;
-    var ForegroundColorEscapeSequences;
-    (function (ForegroundColorEscapeSequences) {
-        ForegroundColorEscapeSequences["Grey"] = "\u001B[90m";
-        ForegroundColorEscapeSequences["Red"] = "\u001B[91m";
-        ForegroundColorEscapeSequences["Yellow"] = "\u001B[93m";
-        ForegroundColorEscapeSequences["Blue"] = "\u001B[94m";
-        ForegroundColorEscapeSequences["Cyan"] = "\u001B[96m";
-    })(ForegroundColorEscapeSequences = ts.ForegroundColorEscapeSequences || (ts.ForegroundColorEscapeSequences = {}));
-    var gutterStyleSequence = "\u001b[7m";
-    var gutterSeparator = " ";
-    var resetEscapeSequence = "\u001b[0m";
-    var ellipsis = "...";
-    var halfIndent = "  ";
-    var indent = "    ";
-    function getCategoryFormat(category) {
-        switch (category) {
-            case ts.DiagnosticCategory.Error: return ForegroundColorEscapeSequences.Red;
-            case ts.DiagnosticCategory.Warning: return ForegroundColorEscapeSequences.Yellow;
-            case ts.DiagnosticCategory.Suggestion: return ts.Debug.fail("Should never get an Info diagnostic on the command line.");
-            case ts.DiagnosticCategory.Message: return ForegroundColorEscapeSequences.Blue;
-        }
-    }
-    function formatColorAndReset(text, formatStyle) {
-        return formatStyle + text + resetEscapeSequence;
-    }
-    ts.formatColorAndReset = formatColorAndReset;
-    function formatCodeSpan(file, start, length, indent, squiggleColor, host) {
-        var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character;
-        var _b = ts.getLineAndCharacterOfPosition(file, start + length), lastLine = _b.line, lastLineChar = _b.character;
-        var lastLineInFile = ts.getLineAndCharacterOfPosition(file, file.text.length).line;
-        var hasMoreThanFiveLines = (lastLine - firstLine) >= 4;
-        var gutterWidth = (lastLine + 1 + "").length;
-        if (hasMoreThanFiveLines) {
-            gutterWidth = Math.max(ellipsis.length, gutterWidth);
-        }
-        var context = "";
-        for (var i = firstLine; i <= lastLine; i++) {
-            context += host.getNewLine();
-            if (hasMoreThanFiveLines && firstLine + 1 < i && i < lastLine - 1) {
-                context += indent + formatColorAndReset(ts.padLeft(ellipsis, gutterWidth), gutterStyleSequence) + gutterSeparator + host.getNewLine();
-                i = lastLine - 1;
-            }
-            var lineStart = ts.getPositionOfLineAndCharacter(file, i, 0);
-            var lineEnd = i < lastLineInFile ? ts.getPositionOfLineAndCharacter(file, i + 1, 0) : file.text.length;
-            var lineContent = file.text.slice(lineStart, lineEnd);
-            lineContent = lineContent.replace(/\s+$/g, "");
-            lineContent = lineContent.replace("\t", " ");
-            context += indent + formatColorAndReset(ts.padLeft(i + 1 + "", gutterWidth), gutterStyleSequence) + gutterSeparator;
-            context += lineContent + host.getNewLine();
-            context += indent + formatColorAndReset(ts.padLeft("", gutterWidth), gutterStyleSequence) + gutterSeparator;
-            context += squiggleColor;
-            if (i === firstLine) {
-                var lastCharForLine = i === lastLine ? lastLineChar : undefined;
-                context += lineContent.slice(0, firstLineChar).replace(/\S/g, " ");
-                context += lineContent.slice(firstLineChar, lastCharForLine).replace(/./g, "~");
-            }
-            else if (i === lastLine) {
-                context += lineContent.slice(0, lastLineChar).replace(/./g, "~");
-            }
-            else {
-                context += lineContent.replace(/./g, "~");
-            }
-            context += resetEscapeSequence;
-        }
-        return context;
-    }
-    function formatLocation(file, start, host, color) {
-        if (color === void 0) { color = formatColorAndReset; }
-        var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character;
-        var relativeFileName = host ? ts.convertToRelativePath(file.fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }) : file.fileName;
-        var output = "";
-        output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
-        output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
-        output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
-        return output;
-    }
-    ts.formatLocation = formatLocation;
-    function formatDiagnosticsWithColorAndContext(diagnostics, host) {
-        var output = "";
-        for (var _i = 0, diagnostics_4 = diagnostics; _i < diagnostics_4.length; _i++) {
-            var diagnostic = diagnostics_4[_i];
-            if (diagnostic.file) {
-                var file = diagnostic.file, start = diagnostic.start;
-                output += formatLocation(file, start, host);
-                output += " - ";
-            }
-            output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
-            output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
-            if (diagnostic.file) {
-                output += host.getNewLine();
-                output += formatCodeSpan(diagnostic.file, diagnostic.start, diagnostic.length, "", getCategoryFormat(diagnostic.category), host);
-                if (diagnostic.relatedInformation) {
-                    output += host.getNewLine();
-                    for (var _a = 0, _b = diagnostic.relatedInformation; _a < _b.length; _a++) {
-                        var _c = _b[_a], file = _c.file, start = _c.start, length_8 = _c.length, messageText = _c.messageText;
-                        if (file) {
-                            output += host.getNewLine();
-                            output += halfIndent + formatLocation(file, start, host);
-                            output += formatCodeSpan(file, start, length_8, indent, ForegroundColorEscapeSequences.Cyan, host);
-                        }
-                        output += host.getNewLine();
-                        output += indent + flattenDiagnosticMessageText(messageText, host.getNewLine());
-                    }
-                }
-            }
-            output += host.getNewLine();
-        }
-        return output;
-    }
-    ts.formatDiagnosticsWithColorAndContext = formatDiagnosticsWithColorAndContext;
-    function flattenDiagnosticMessageText(diag, newLine, indent) {
-        if (indent === void 0) { indent = 0; }
-        if (ts.isString(diag)) {
-            return diag;
-        }
-        else if (diag === undefined) {
-            return "";
-        }
-        var result = "";
-        if (indent) {
-            result += newLine;
-            for (var i = 0; i < indent; i++) {
-                result += "  ";
-            }
-        }
-        result += diag.messageText;
-        indent++;
-        if (diag.next) {
-            for (var _i = 0, _a = diag.next; _i < _a.length; _i++) {
-                var kid = _a[_i];
-                result += flattenDiagnosticMessageText(kid, newLine, indent);
-            }
-        }
-        return result;
-    }
-    ts.flattenDiagnosticMessageText = flattenDiagnosticMessageText;
-    function loadWithLocalCache(names, containingFile, redirectedReference, loader) {
-        if (names.length === 0) {
-            return [];
-        }
-        var resolutions = [];
-        var cache = new ts.Map();
-        for (var _i = 0, names_2 = names; _i < names_2.length; _i++) {
-            var name = names_2[_i];
-            var result = void 0;
-            if (cache.has(name)) {
-                result = cache.get(name);
-            }
-            else {
-                cache.set(name, result = loader(name, containingFile, redirectedReference));
-            }
-            resolutions.push(result);
-        }
-        return resolutions;
-    }
-    ts.loadWithLocalCache = loadWithLocalCache;
-    function forEachResolvedProjectReference(resolvedProjectReferences, cb) {
-        return forEachProjectReference(undefined, resolvedProjectReferences, function (resolvedRef, parent) { return resolvedRef && cb(resolvedRef, parent); });
-    }
-    ts.forEachResolvedProjectReference = forEachResolvedProjectReference;
-    function forEachProjectReference(projectReferences, resolvedProjectReferences, cbResolvedRef, cbRef) {
-        var seenResolvedRefs;
-        return worker(projectReferences, resolvedProjectReferences, undefined);
-        function worker(projectReferences, resolvedProjectReferences, parent) {
-            if (cbRef) {
-                var result = cbRef(projectReferences, parent);
-                if (result) {
-                    return result;
-                }
-            }
-            return ts.forEach(resolvedProjectReferences, function (resolvedRef, index) {
-                if (resolvedRef && (seenResolvedRefs === null || seenResolvedRefs === void 0 ? void 0 : seenResolvedRefs.has(resolvedRef.sourceFile.path))) {
-                    return undefined;
-                }
-                var result = cbResolvedRef(resolvedRef, parent, index);
-                if (result || !resolvedRef)
-                    return result;
-                (seenResolvedRefs || (seenResolvedRefs = new ts.Set())).add(resolvedRef.sourceFile.path);
-                return worker(resolvedRef.commandLine.projectReferences, resolvedRef.references, resolvedRef);
-            });
-        }
-    }
-    ts.inferredTypesContainingFile = "__inferred type names__.ts";
-    function isProgramUptoDate(program, rootFileNames, newOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames, projectReferences) {
-        if (!program || (hasChangedAutomaticTypeDirectiveNames === null || hasChangedAutomaticTypeDirectiveNames === void 0 ? void 0 : hasChangedAutomaticTypeDirectiveNames())) {
-            return false;
-        }
-        if (!ts.arrayIsEqualTo(program.getRootFileNames(), rootFileNames)) {
-            return false;
-        }
-        var seenResolvedRefs;
-        if (!ts.arrayIsEqualTo(program.getProjectReferences(), projectReferences, projectReferenceUptoDate)) {
-            return false;
-        }
-        if (program.getSourceFiles().some(sourceFileNotUptoDate)) {
-            return false;
-        }
-        if (program.getMissingFilePaths().some(fileExists)) {
-            return false;
-        }
-        var currentOptions = program.getCompilerOptions();
-        if (!ts.compareDataObjects(currentOptions, newOptions)) {
-            return false;
-        }
-        if (currentOptions.configFile && newOptions.configFile) {
-            return currentOptions.configFile.text === newOptions.configFile.text;
-        }
-        return true;
-        function sourceFileNotUptoDate(sourceFile) {
-            return !sourceFileVersionUptoDate(sourceFile) ||
-                hasInvalidatedResolution(sourceFile.path);
-        }
-        function sourceFileVersionUptoDate(sourceFile) {
-            return sourceFile.version === getSourceVersion(sourceFile.resolvedPath, sourceFile.fileName);
-        }
-        function projectReferenceUptoDate(oldRef, newRef, index) {
-            if (!ts.projectReferenceIsEqualTo(oldRef, newRef)) {
-                return false;
-            }
-            return resolvedProjectReferenceUptoDate(program.getResolvedProjectReferences()[index], oldRef);
-        }
-        function resolvedProjectReferenceUptoDate(oldResolvedRef, oldRef) {
-            if (oldResolvedRef) {
-                if (ts.contains(seenResolvedRefs, oldResolvedRef)) {
-                    return true;
-                }
-                if (!sourceFileVersionUptoDate(oldResolvedRef.sourceFile)) {
-                    return false;
-                }
-                (seenResolvedRefs || (seenResolvedRefs = [])).push(oldResolvedRef);
-                return !ts.forEach(oldResolvedRef.references, function (childResolvedRef, index) {
-                    return !resolvedProjectReferenceUptoDate(childResolvedRef, oldResolvedRef.commandLine.projectReferences[index]);
-                });
-            }
-            return !fileExists(resolveProjectReferencePath(oldRef));
-        }
-    }
-    ts.isProgramUptoDate = isProgramUptoDate;
-    function getConfigFileParsingDiagnostics(configFileParseResult) {
-        return configFileParseResult.options.configFile ? __spreadArrays(configFileParseResult.options.configFile.parseDiagnostics, configFileParseResult.errors) :
-            configFileParseResult.errors;
-    }
-    ts.getConfigFileParsingDiagnostics = getConfigFileParsingDiagnostics;
-    function shouldProgramCreateNewSourceFiles(program, newOptions) {
-        if (!program)
-            return false;
-        var oldOptions = program.getCompilerOptions();
-        return !!ts.sourceFileAffectingCompilerOptions.some(function (option) {
-            return !ts.isJsonEqual(ts.getCompilerOptionValue(oldOptions, option), ts.getCompilerOptionValue(newOptions, option));
-        });
-    }
-    function createCreateProgramOptions(rootNames, options, host, oldProgram, configFileParsingDiagnostics) {
-        return {
-            rootNames: rootNames,
-            options: options,
-            host: host,
-            oldProgram: oldProgram,
-            configFileParsingDiagnostics: configFileParsingDiagnostics
-        };
-    }
-    function createProgram(rootNamesOrOptions, _options, _host, _oldProgram, _configFileParsingDiagnostics) {
-        var _a, _b;
-        var createProgramOptions = ts.isArray(rootNamesOrOptions) ? createCreateProgramOptions(rootNamesOrOptions, _options, _host, _oldProgram, _configFileParsingDiagnostics) : rootNamesOrOptions;
-        var rootNames = createProgramOptions.rootNames, options = createProgramOptions.options, configFileParsingDiagnostics = createProgramOptions.configFileParsingDiagnostics, projectReferences = createProgramOptions.projectReferences;
-        var oldProgram = createProgramOptions.oldProgram;
-        var processingDefaultLibFiles;
-        var processingOtherFiles;
-        var files;
-        var symlinks;
-        var commonSourceDirectory;
-        var diagnosticsProducingTypeChecker;
-        var noDiagnosticsTypeChecker;
-        var classifiableNames;
-        var ambientModuleNameToUnmodifiedFileName = new ts.Map();
-        var refFileMap;
-        var cachedBindAndCheckDiagnosticsForFile = {};
-        var cachedDeclarationDiagnosticsForFile = {};
-        var resolvedTypeReferenceDirectives = new ts.Map();
-        var fileProcessingDiagnostics = ts.createDiagnosticCollection();
-        var maxNodeModuleJsDepth = typeof options.maxNodeModuleJsDepth === "number" ? options.maxNodeModuleJsDepth : 0;
-        var currentNodeModulesDepth = 0;
-        var modulesWithElidedImports = new ts.Map();
-        var sourceFilesFoundSearchingNodeModules = new ts.Map();
-        var tracingData = ["program", "createProgram"];
-        ts.tracing.begin.apply(ts.tracing, tracingData);
-        ts.performance.mark("beforeProgram");
-        var host = createProgramOptions.host || createCompilerHost(options);
-        var configParsingHost = parseConfigHostFromCompilerHostLike(host);
-        var skipDefaultLib = options.noLib;
-        var getDefaultLibraryFileName = ts.memoize(function () { return host.getDefaultLibFileName(options); });
-        var defaultLibraryPath = host.getDefaultLibLocation ? host.getDefaultLibLocation() : ts.getDirectoryPath(getDefaultLibraryFileName());
-        var programDiagnostics = ts.createDiagnosticCollection();
-        var currentDirectory = host.getCurrentDirectory();
-        var supportedExtensions = ts.getSupportedExtensions(options);
-        var supportedExtensionsWithJsonIfResolveJsonModule = ts.getSuppoertedExtensionsWithJsonIfResolveJsonModule(options, supportedExtensions);
-        var hasEmitBlockingDiagnostics = new ts.Map();
-        var _compilerOptionsObjectLiteralSyntax;
-        var moduleResolutionCache;
-        var actualResolveModuleNamesWorker;
-        var hasInvalidatedResolution = host.hasInvalidatedResolution || ts.returnFalse;
-        if (host.resolveModuleNames) {
-            actualResolveModuleNamesWorker = function (moduleNames, containingFile, reusedNames, redirectedReference) { return host.resolveModuleNames(ts.Debug.checkEachDefined(moduleNames), containingFile, reusedNames, redirectedReference, options).map(function (resolved) {
-                if (!resolved || resolved.extension !== undefined) {
-                    return resolved;
-                }
-                var withExtension = ts.clone(resolved);
-                withExtension.extension = ts.extensionFromPath(resolved.resolvedFileName);
-                return withExtension;
-            }); };
-        }
-        else {
-            moduleResolutionCache = ts.createModuleResolutionCache(currentDirectory, function (x) { return host.getCanonicalFileName(x); }, options);
-            var loader_1 = function (moduleName, containingFile, redirectedReference) { return ts.resolveModuleName(moduleName, containingFile, options, host, moduleResolutionCache, redirectedReference).resolvedModule; };
-            actualResolveModuleNamesWorker = function (moduleNames, containingFile, _reusedNames, redirectedReference) { return loadWithLocalCache(ts.Debug.checkEachDefined(moduleNames), containingFile, redirectedReference, loader_1); };
-        }
-        var actualResolveTypeReferenceDirectiveNamesWorker;
-        if (host.resolveTypeReferenceDirectives) {
-            actualResolveTypeReferenceDirectiveNamesWorker = function (typeDirectiveNames, containingFile, redirectedReference) { return host.resolveTypeReferenceDirectives(ts.Debug.checkEachDefined(typeDirectiveNames), containingFile, redirectedReference, options); };
-        }
-        else {
-            var loader_2 = function (typesRef, containingFile, redirectedReference) { return ts.resolveTypeReferenceDirective(typesRef, containingFile, options, host, redirectedReference).resolvedTypeReferenceDirective; };
-            actualResolveTypeReferenceDirectiveNamesWorker = function (typeReferenceDirectiveNames, containingFile, redirectedReference) { return loadWithLocalCache(ts.Debug.checkEachDefined(typeReferenceDirectiveNames), containingFile, redirectedReference, loader_2); };
-        }
-        var packageIdToSourceFile = new ts.Map();
-        var sourceFileToPackageName = new ts.Map();
-        var redirectTargetsMap = ts.createMultiMap();
-        var filesByName = new ts.Map();
-        var missingFilePaths;
-        var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? new ts.Map() : undefined;
-        var resolvedProjectReferences;
-        var projectReferenceRedirects;
-        var mapFromFileToProjectReferenceRedirects;
-        var mapFromToProjectReferenceRedirectSource;
-        var useSourceOfProjectReferenceRedirect = !!((_a = host.useSourceOfProjectReferenceRedirect) === null || _a === void 0 ? void 0 : _a.call(host)) &&
-            !options.disableSourceOfProjectReferenceRedirect;
-        var _c = updateHostForUseSourceOfProjectReferenceRedirect({
-            compilerHost: host,
-            getSymlinkCache: getSymlinkCache,
-            useSourceOfProjectReferenceRedirect: useSourceOfProjectReferenceRedirect,
-            toPath: toPath,
-            getResolvedProjectReferences: getResolvedProjectReferences,
-            getSourceOfProjectReferenceRedirect: getSourceOfProjectReferenceRedirect,
-            forEachResolvedProjectReference: forEachResolvedProjectReference
-        }), onProgramCreateComplete = _c.onProgramCreateComplete, fileExists = _c.fileExists, directoryExists = _c.directoryExists;
-        ts.tracing.push("program", "shouldProgramCreateNewSourceFiles", { hasOldProgram: !!oldProgram });
-        var shouldCreateNewSourceFile = shouldProgramCreateNewSourceFiles(oldProgram, options);
-        ts.tracing.pop();
-        var structureIsReused;
-        ts.tracing.push("program", "tryReuseStructureFromOldProgram", {});
-        structureIsReused = tryReuseStructureFromOldProgram();
-        ts.tracing.pop();
-        if (structureIsReused !== 2) {
-            processingDefaultLibFiles = [];
-            processingOtherFiles = [];
-            if (projectReferences) {
-                if (!resolvedProjectReferences) {
-                    resolvedProjectReferences = projectReferences.map(parseProjectReferenceConfigFile);
-                }
-                if (rootNames.length) {
-                    for (var _i = 0, resolvedProjectReferences_1 = resolvedProjectReferences; _i < resolvedProjectReferences_1.length; _i++) {
-                        var parsedRef = resolvedProjectReferences_1[_i];
-                        if (!parsedRef)
-                            continue;
-                        var out = ts.outFile(parsedRef.commandLine.options);
-                        if (useSourceOfProjectReferenceRedirect) {
-                            if (out || ts.getEmitModuleKind(parsedRef.commandLine.options) === ts.ModuleKind.None) {
-                                for (var _d = 0, _e = parsedRef.commandLine.fileNames; _d < _e.length; _d++) {
-                                    var fileName = _e[_d];
-                                    processSourceFile(fileName, false, false, undefined);
-                                }
-                            }
-                        }
-                        else {
-                            if (out) {
-                                processSourceFile(ts.changeExtension(out, ".d.ts"), false, false, undefined);
-                            }
-                            else if (ts.getEmitModuleKind(parsedRef.commandLine.options) === ts.ModuleKind.None) {
-                                for (var _f = 0, _g = parsedRef.commandLine.fileNames; _f < _g.length; _f++) {
-                                    var fileName = _g[_f];
-                                    if (!ts.fileExtensionIs(fileName, ".d.ts") && !ts.fileExtensionIs(fileName, ".json")) {
-                                        processSourceFile(ts.getOutputDeclarationFileName(fileName, parsedRef.commandLine, !host.useCaseSensitiveFileNames()), false, false, undefined);
-                                    }
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-            ts.tracing.push("program", "processRootFiles", { count: rootNames.length });
-            ts.forEach(rootNames, function (name) { return processRootFile(name, false, false); });
-            ts.tracing.pop();
-            var typeReferences = rootNames.length ? ts.getAutomaticTypeDirectiveNames(options, host) : ts.emptyArray;
-            if (typeReferences.length) {
-                ts.tracing.push("program", "processTypeReferences", { count: typeReferences.length });
-                var containingDirectory = options.configFilePath ? ts.getDirectoryPath(options.configFilePath) : host.getCurrentDirectory();
-                var containingFilename = ts.combinePaths(containingDirectory, ts.inferredTypesContainingFile);
-                var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeReferences, containingFilename);
-                for (var i = 0; i < typeReferences.length; i++) {
-                    processTypeReferenceDirective(typeReferences[i], resolutions[i]);
-                }
-                ts.tracing.pop();
-            }
-            if (rootNames.length && !skipDefaultLib) {
-                var defaultLibraryFileName = getDefaultLibraryFileName();
-                if (!options.lib && defaultLibraryFileName) {
-                    processRootFile(defaultLibraryFileName, true, false);
-                }
-                else {
-                    ts.forEach(options.lib, function (libFileName) {
-                        processRootFile(ts.combinePaths(defaultLibraryPath, libFileName), true, false);
-                    });
-                }
-            }
-            missingFilePaths = ts.arrayFrom(ts.mapDefinedIterator(filesByName.entries(), function (_a) {
-                var path = _a[0], file = _a[1];
-                return file === undefined ? path : undefined;
-            }));
-            files = ts.stableSort(processingDefaultLibFiles, compareDefaultLibFiles).concat(processingOtherFiles);
-            processingDefaultLibFiles = undefined;
-            processingOtherFiles = undefined;
-        }
-        ts.Debug.assert(!!missingFilePaths);
-        if (oldProgram && host.onReleaseOldSourceFile) {
-            var oldSourceFiles = oldProgram.getSourceFiles();
-            for (var _h = 0, oldSourceFiles_1 = oldSourceFiles; _h < oldSourceFiles_1.length; _h++) {
-                var oldSourceFile = oldSourceFiles_1[_h];
-                var newFile = getSourceFileByPath(oldSourceFile.resolvedPath);
-                if (shouldCreateNewSourceFile || !newFile ||
-                    (oldSourceFile.resolvedPath === oldSourceFile.path && newFile.resolvedPath !== oldSourceFile.path)) {
-                    host.onReleaseOldSourceFile(oldSourceFile, oldProgram.getCompilerOptions(), !!getSourceFileByPath(oldSourceFile.path));
-                }
-            }
-            oldProgram.forEachResolvedProjectReference(function (resolvedProjectReference) {
-                if (!getResolvedProjectReferenceByPath(resolvedProjectReference.sourceFile.path)) {
-                    host.onReleaseOldSourceFile(resolvedProjectReference.sourceFile, oldProgram.getCompilerOptions(), false);
-                }
-            });
-        }
-        oldProgram = undefined;
-        var program = {
-            getRootFileNames: function () { return rootNames; },
-            getSourceFile: getSourceFile,
-            getSourceFileByPath: getSourceFileByPath,
-            getSourceFiles: function () { return files; },
-            getMissingFilePaths: function () { return missingFilePaths; },
-            getRefFileMap: function () { return refFileMap; },
-            getFilesByNameMap: function () { return filesByName; },
-            getCompilerOptions: function () { return options; },
-            getSyntacticDiagnostics: getSyntacticDiagnostics,
-            getOptionsDiagnostics: getOptionsDiagnostics,
-            getGlobalDiagnostics: getGlobalDiagnostics,
-            getSemanticDiagnostics: getSemanticDiagnostics,
-            getCachedSemanticDiagnostics: getCachedSemanticDiagnostics,
-            getSuggestionDiagnostics: getSuggestionDiagnostics,
-            getDeclarationDiagnostics: getDeclarationDiagnostics,
-            getBindAndCheckDiagnostics: getBindAndCheckDiagnostics,
-            getProgramDiagnostics: getProgramDiagnostics,
-            getTypeChecker: getTypeChecker,
-            getClassifiableNames: getClassifiableNames,
-            getDiagnosticsProducingTypeChecker: getDiagnosticsProducingTypeChecker,
-            getCommonSourceDirectory: getCommonSourceDirectory,
-            emit: emit,
-            getCurrentDirectory: function () { return currentDirectory; },
-            getNodeCount: function () { return getDiagnosticsProducingTypeChecker().getNodeCount(); },
-            getIdentifierCount: function () { return getDiagnosticsProducingTypeChecker().getIdentifierCount(); },
-            getSymbolCount: function () { return getDiagnosticsProducingTypeChecker().getSymbolCount(); },
-            getTypeCatalog: function () { return getDiagnosticsProducingTypeChecker().getTypeCatalog(); },
-            getTypeCount: function () { return getDiagnosticsProducingTypeChecker().getTypeCount(); },
-            getInstantiationCount: function () { return getDiagnosticsProducingTypeChecker().getInstantiationCount(); },
-            getRelationCacheSizes: function () { return getDiagnosticsProducingTypeChecker().getRelationCacheSizes(); },
-            getFileProcessingDiagnostics: function () { return fileProcessingDiagnostics; },
-            getResolvedTypeReferenceDirectives: function () { return resolvedTypeReferenceDirectives; },
-            isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary,
-            isSourceFileDefaultLibrary: isSourceFileDefaultLibrary,
-            dropDiagnosticsProducingTypeChecker: dropDiagnosticsProducingTypeChecker,
-            getSourceFileFromReference: getSourceFileFromReference,
-            getLibFileFromReference: getLibFileFromReference,
-            sourceFileToPackageName: sourceFileToPackageName,
-            redirectTargetsMap: redirectTargetsMap,
-            isEmittedFile: isEmittedFile,
-            getConfigFileParsingDiagnostics: getConfigFileParsingDiagnostics,
-            getResolvedModuleWithFailedLookupLocationsFromCache: getResolvedModuleWithFailedLookupLocationsFromCache,
-            getProjectReferences: getProjectReferences,
-            getResolvedProjectReferences: getResolvedProjectReferences,
-            getProjectReferenceRedirect: getProjectReferenceRedirect,
-            getResolvedProjectReferenceToRedirect: getResolvedProjectReferenceToRedirect,
-            getResolvedProjectReferenceByPath: getResolvedProjectReferenceByPath,
-            forEachResolvedProjectReference: forEachResolvedProjectReference,
-            isSourceOfProjectReferenceRedirect: isSourceOfProjectReferenceRedirect,
-            emitBuildInfo: emitBuildInfo,
-            fileExists: fileExists,
-            directoryExists: directoryExists,
-            getSymlinkCache: getSymlinkCache,
-            realpath: (_b = host.realpath) === null || _b === void 0 ? void 0 : _b.bind(host),
-            useCaseSensitiveFileNames: function () { return host.useCaseSensitiveFileNames(); },
-            structureIsReused: structureIsReused,
-        };
-        onProgramCreateComplete();
-        verifyCompilerOptions();
-        ts.performance.mark("afterProgram");
-        ts.performance.measure("Program", "beforeProgram", "afterProgram");
-        ts.tracing.end.apply(ts.tracing, tracingData);
-        return program;
-        function resolveModuleNamesWorker(moduleNames, containingFile, reusedNames) {
-            if (!moduleNames.length)
-                return ts.emptyArray;
-            var containingFileName = ts.getNormalizedAbsolutePath(containingFile.originalFileName, currentDirectory);
-            var redirectedReference = getRedirectReferenceForResolution(containingFile);
-            ts.tracing.push("program", "resolveModuleNamesWorker", { containingFileName: containingFileName });
-            ts.performance.mark("beforeResolveModule");
-            var result = actualResolveModuleNamesWorker(moduleNames, containingFileName, reusedNames, redirectedReference);
-            ts.performance.mark("afterResolveModule");
-            ts.performance.measure("ResolveModule", "beforeResolveModule", "afterResolveModule");
-            ts.tracing.pop();
-            return result;
-        }
-        function resolveTypeReferenceDirectiveNamesWorker(typeDirectiveNames, containingFile) {
-            if (!typeDirectiveNames.length)
-                return [];
-            var containingFileName = !ts.isString(containingFile) ? ts.getNormalizedAbsolutePath(containingFile.originalFileName, currentDirectory) : containingFile;
-            var redirectedReference = !ts.isString(containingFile) ? getRedirectReferenceForResolution(containingFile) : undefined;
-            ts.tracing.push("program", "resolveTypeReferenceDirectiveNamesWorker", { containingFileName: containingFileName });
-            ts.performance.mark("beforeResolveTypeReference");
-            var result = actualResolveTypeReferenceDirectiveNamesWorker(typeDirectiveNames, containingFileName, redirectedReference);
-            ts.performance.mark("afterResolveTypeReference");
-            ts.performance.measure("ResolveTypeReference", "beforeResolveTypeReference", "afterResolveTypeReference");
-            ts.tracing.pop();
-            return result;
-        }
-        function getRedirectReferenceForResolution(file) {
-            var redirect = getResolvedProjectReferenceToRedirect(file.originalFileName);
-            if (redirect || !ts.fileExtensionIs(file.originalFileName, ".d.ts"))
-                return redirect;
-            var resultFromDts = getRedirectReferenceForResolutionFromSourceOfProject(file.originalFileName, file.path);
-            if (resultFromDts)
-                return resultFromDts;
-            if (!host.realpath || !options.preserveSymlinks || !ts.stringContains(file.originalFileName, ts.nodeModulesPathPart))
-                return undefined;
-            var realDeclarationFileName = host.realpath(file.originalFileName);
-            var realDeclarationPath = toPath(realDeclarationFileName);
-            return realDeclarationPath === file.path ? undefined : getRedirectReferenceForResolutionFromSourceOfProject(realDeclarationFileName, realDeclarationPath);
-        }
-        function getRedirectReferenceForResolutionFromSourceOfProject(fileName, filePath) {
-            var source = getSourceOfProjectReferenceRedirect(fileName);
-            if (ts.isString(source))
-                return getResolvedProjectReferenceToRedirect(source);
-            if (!source)
-                return undefined;
-            return forEachResolvedProjectReference(function (resolvedRef) {
-                var out = ts.outFile(resolvedRef.commandLine.options);
-                if (!out)
-                    return undefined;
-                return toPath(out) === filePath ? resolvedRef : undefined;
-            });
-        }
-        function compareDefaultLibFiles(a, b) {
-            return ts.compareValues(getDefaultLibFilePriority(a), getDefaultLibFilePriority(b));
-        }
-        function getDefaultLibFilePriority(a) {
-            if (ts.containsPath(defaultLibraryPath, a.fileName, false)) {
-                var basename = ts.getBaseFileName(a.fileName);
-                if (basename === "lib.d.ts" || basename === "lib.es6.d.ts")
-                    return 0;
-                var name = ts.removeSuffix(ts.removePrefix(basename, "lib."), ".d.ts");
-                var index = ts.libs.indexOf(name);
-                if (index !== -1)
-                    return index + 1;
-            }
-            return ts.libs.length + 2;
-        }
-        function getResolvedModuleWithFailedLookupLocationsFromCache(moduleName, containingFile) {
-            return moduleResolutionCache && ts.resolveModuleNameFromCache(moduleName, containingFile, moduleResolutionCache);
-        }
-        function toPath(fileName) {
-            return ts.toPath(fileName, currentDirectory, getCanonicalFileName);
-        }
-        function getCommonSourceDirectory() {
-            if (commonSourceDirectory === undefined) {
-                var emittedFiles = ts.filter(files, function (file) { return ts.sourceFileMayBeEmitted(file, program); });
-                if (options.rootDir && checkSourceFilesBelongToPath(emittedFiles, options.rootDir)) {
-                    commonSourceDirectory = ts.getNormalizedAbsolutePath(options.rootDir, currentDirectory);
-                }
-                else if (options.composite && options.configFilePath) {
-                    commonSourceDirectory = ts.getDirectoryPath(ts.normalizeSlashes(options.configFilePath));
-                    checkSourceFilesBelongToPath(emittedFiles, commonSourceDirectory);
-                }
-                else {
-                    commonSourceDirectory = computeCommonSourceDirectory(emittedFiles);
-                }
-                if (commonSourceDirectory && commonSourceDirectory[commonSourceDirectory.length - 1] !== ts.directorySeparator) {
-                    commonSourceDirectory += ts.directorySeparator;
-                }
-            }
-            return commonSourceDirectory;
-        }
-        function getClassifiableNames() {
-            var _a;
-            if (!classifiableNames) {
-                getTypeChecker();
-                classifiableNames = new ts.Set();
-                for (var _i = 0, files_2 = files; _i < files_2.length; _i++) {
-                    var sourceFile = files_2[_i];
-                    (_a = sourceFile.classifiableNames) === null || _a === void 0 ? void 0 : _a.forEach(function (value) { return classifiableNames.add(value); });
-                }
-            }
-            return classifiableNames;
-        }
-        function resolveModuleNamesReusingOldState(moduleNames, file) {
-            if (structureIsReused === 0 && !file.ambientModuleNames.length) {
-                return resolveModuleNamesWorker(moduleNames, file, undefined);
-            }
-            var oldSourceFile = oldProgram && oldProgram.getSourceFile(file.fileName);
-            if (oldSourceFile !== file && file.resolvedModules) {
-                var result_14 = [];
-                for (var _i = 0, moduleNames_1 = moduleNames; _i < moduleNames_1.length; _i++) {
-                    var moduleName = moduleNames_1[_i];
-                    var resolvedModule = file.resolvedModules.get(moduleName);
-                    result_14.push(resolvedModule);
-                }
-                return result_14;
-            }
-            var unknownModuleNames;
-            var result;
-            var reusedNames;
-            var predictedToResolveToAmbientModuleMarker = {};
-            for (var i = 0; i < moduleNames.length; i++) {
-                var moduleName = moduleNames[i];
-                if (file === oldSourceFile && !hasInvalidatedResolution(oldSourceFile.path)) {
-                    var oldResolvedModule = ts.getResolvedModule(oldSourceFile, moduleName);
-                    if (oldResolvedModule) {
-                        if (ts.isTraceEnabled(options, host)) {
-                            ts.trace(host, ts.Diagnostics.Reusing_resolution_of_module_0_to_file_1_from_old_program, moduleName, ts.getNormalizedAbsolutePath(file.originalFileName, currentDirectory));
-                        }
-                        (result || (result = new Array(moduleNames.length)))[i] = oldResolvedModule;
-                        (reusedNames || (reusedNames = [])).push(moduleName);
-                        continue;
-                    }
-                }
-                var resolvesToAmbientModuleInNonModifiedFile = false;
-                if (ts.contains(file.ambientModuleNames, moduleName)) {
-                    resolvesToAmbientModuleInNonModifiedFile = true;
-                    if (ts.isTraceEnabled(options, host)) {
-                        ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1, moduleName, ts.getNormalizedAbsolutePath(file.originalFileName, currentDirectory));
-                    }
-                }
-                else {
-                    resolvesToAmbientModuleInNonModifiedFile = moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName);
-                }
-                if (resolvesToAmbientModuleInNonModifiedFile) {
-                    (result || (result = new Array(moduleNames.length)))[i] = predictedToResolveToAmbientModuleMarker;
-                }
-                else {
-                    (unknownModuleNames || (unknownModuleNames = [])).push(moduleName);
-                }
-            }
-            var resolutions = unknownModuleNames && unknownModuleNames.length
-                ? resolveModuleNamesWorker(unknownModuleNames, file, reusedNames)
-                : ts.emptyArray;
-            if (!result) {
-                ts.Debug.assert(resolutions.length === moduleNames.length);
-                return resolutions;
-            }
-            var j = 0;
-            for (var i = 0; i < result.length; i++) {
-                if (result[i]) {
-                    if (result[i] === predictedToResolveToAmbientModuleMarker) {
-                        result[i] = undefined;
-                    }
-                }
-                else {
-                    result[i] = resolutions[j];
-                    j++;
-                }
-            }
-            ts.Debug.assert(j === resolutions.length);
-            return result;
-            function moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName) {
-                var resolutionToFile = ts.getResolvedModule(oldSourceFile, moduleName);
-                var resolvedFile = resolutionToFile && oldProgram.getSourceFile(resolutionToFile.resolvedFileName);
-                if (resolutionToFile && resolvedFile) {
-                    return false;
-                }
-                var unmodifiedFile = ambientModuleNameToUnmodifiedFileName.get(moduleName);
-                if (!unmodifiedFile) {
-                    return false;
-                }
-                if (ts.isTraceEnabled(options, host)) {
-                    ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified, moduleName, unmodifiedFile);
-                }
-                return true;
-            }
-        }
-        function canReuseProjectReferences() {
-            return !forEachProjectReference(oldProgram.getProjectReferences(), oldProgram.getResolvedProjectReferences(), function (oldResolvedRef, parent, index) {
-                var newRef = (parent ? parent.commandLine.projectReferences : projectReferences)[index];
-                var newResolvedRef = parseProjectReferenceConfigFile(newRef);
-                if (oldResolvedRef) {
-                    return !newResolvedRef || newResolvedRef.sourceFile !== oldResolvedRef.sourceFile;
-                }
-                else {
-                    return newResolvedRef !== undefined;
-                }
-            }, function (oldProjectReferences, parent) {
-                var newReferences = parent ? getResolvedProjectReferenceByPath(parent.sourceFile.path).commandLine.projectReferences : projectReferences;
-                return !ts.arrayIsEqualTo(oldProjectReferences, newReferences, ts.projectReferenceIsEqualTo);
-            });
-        }
-        function tryReuseStructureFromOldProgram() {
-            var _a;
-            if (!oldProgram) {
-                return 0;
-            }
-            var oldOptions = oldProgram.getCompilerOptions();
-            if (ts.changesAffectModuleResolution(oldOptions, options)) {
-                return 0;
-            }
-            var oldRootNames = oldProgram.getRootFileNames();
-            if (!ts.arrayIsEqualTo(oldRootNames, rootNames)) {
-                return 0;
-            }
-            if (!ts.arrayIsEqualTo(options.types, oldOptions.types)) {
-                return 0;
-            }
-            if (!canReuseProjectReferences()) {
-                return 0;
-            }
-            if (projectReferences) {
-                resolvedProjectReferences = projectReferences.map(parseProjectReferenceConfigFile);
-            }
-            var newSourceFiles = [];
-            var modifiedSourceFiles = [];
-            structureIsReused = 2;
-            if (oldProgram.getMissingFilePaths().some(function (missingFilePath) { return host.fileExists(missingFilePath); })) {
-                return 0;
-            }
-            var oldSourceFiles = oldProgram.getSourceFiles();
-            var seenPackageNames = new ts.Map();
-            for (var _i = 0, oldSourceFiles_2 = oldSourceFiles; _i < oldSourceFiles_2.length; _i++) {
-                var oldSourceFile = oldSourceFiles_2[_i];
-                var newSourceFile = host.getSourceFileByPath
-                    ? host.getSourceFileByPath(oldSourceFile.fileName, oldSourceFile.resolvedPath, options.target, undefined, shouldCreateNewSourceFile)
-                    : host.getSourceFile(oldSourceFile.fileName, options.target, undefined, shouldCreateNewSourceFile);
-                if (!newSourceFile) {
-                    return 0;
-                }
-                ts.Debug.assert(!newSourceFile.redirectInfo, "Host should not return a redirect source file from `getSourceFile`");
-                var fileChanged = void 0;
-                if (oldSourceFile.redirectInfo) {
-                    if (newSourceFile !== oldSourceFile.redirectInfo.unredirected) {
-                        return 0;
-                    }
-                    fileChanged = false;
-                    newSourceFile = oldSourceFile;
-                }
-                else if (oldProgram.redirectTargetsMap.has(oldSourceFile.path)) {
-                    if (newSourceFile !== oldSourceFile) {
-                        return 0;
-                    }
-                    fileChanged = false;
-                }
-                else {
-                    fileChanged = newSourceFile !== oldSourceFile;
-                }
-                newSourceFile.path = oldSourceFile.path;
-                newSourceFile.originalFileName = oldSourceFile.originalFileName;
-                newSourceFile.resolvedPath = oldSourceFile.resolvedPath;
-                newSourceFile.fileName = oldSourceFile.fileName;
-                var packageName = oldProgram.sourceFileToPackageName.get(oldSourceFile.path);
-                if (packageName !== undefined) {
-                    var prevKind = seenPackageNames.get(packageName);
-                    var newKind = fileChanged ? 1 : 0;
-                    if ((prevKind !== undefined && newKind === 1) || prevKind === 1) {
-                        return 0;
-                    }
-                    seenPackageNames.set(packageName, newKind);
-                }
-                if (fileChanged) {
-                    if (!ts.arrayIsEqualTo(oldSourceFile.libReferenceDirectives, newSourceFile.libReferenceDirectives, fileReferenceIsEqualTo)) {
-                        return 0;
-                    }
-                    if (oldSourceFile.hasNoDefaultLib !== newSourceFile.hasNoDefaultLib) {
-                        structureIsReused = 1;
-                    }
-                    if (!ts.arrayIsEqualTo(oldSourceFile.referencedFiles, newSourceFile.referencedFiles, fileReferenceIsEqualTo)) {
-                        structureIsReused = 1;
-                    }
-                    collectExternalModuleReferences(newSourceFile);
-                    if (!ts.arrayIsEqualTo(oldSourceFile.imports, newSourceFile.imports, moduleNameIsEqualTo)) {
-                        structureIsReused = 1;
-                    }
-                    if (!ts.arrayIsEqualTo(oldSourceFile.moduleAugmentations, newSourceFile.moduleAugmentations, moduleNameIsEqualTo)) {
-                        structureIsReused = 1;
-                    }
-                    if ((oldSourceFile.flags & 3145728) !== (newSourceFile.flags & 3145728)) {
-                        structureIsReused = 1;
-                    }
-                    if (!ts.arrayIsEqualTo(oldSourceFile.typeReferenceDirectives, newSourceFile.typeReferenceDirectives, fileReferenceIsEqualTo)) {
-                        structureIsReused = 1;
-                    }
-                    modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile });
-                }
-                else if (hasInvalidatedResolution(oldSourceFile.path)) {
-                    structureIsReused = 1;
-                    modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile });
-                }
-                newSourceFiles.push(newSourceFile);
-            }
-            if (structureIsReused !== 2) {
-                return structureIsReused;
-            }
-            var modifiedFiles = modifiedSourceFiles.map(function (f) { return f.oldFile; });
-            for (var _b = 0, oldSourceFiles_3 = oldSourceFiles; _b < oldSourceFiles_3.length; _b++) {
-                var oldFile = oldSourceFiles_3[_b];
-                if (!ts.contains(modifiedFiles, oldFile)) {
-                    for (var _c = 0, _d = oldFile.ambientModuleNames; _c < _d.length; _c++) {
-                        var moduleName = _d[_c];
-                        ambientModuleNameToUnmodifiedFileName.set(moduleName, oldFile.fileName);
-                    }
-                }
-            }
-            for (var _e = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _e < modifiedSourceFiles_1.length; _e++) {
-                var _f = modifiedSourceFiles_1[_e], oldSourceFile = _f.oldFile, newSourceFile = _f.newFile;
-                var moduleNames = getModuleNames(newSourceFile);
-                var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFile);
-                var resolutionsChanged = ts.hasChangesInResolutions(moduleNames, resolutions, oldSourceFile.resolvedModules, ts.moduleResolutionIsEqualTo);
-                if (resolutionsChanged) {
-                    structureIsReused = 1;
-                    newSourceFile.resolvedModules = ts.zipToMap(moduleNames, resolutions);
-                }
-                else {
-                    newSourceFile.resolvedModules = oldSourceFile.resolvedModules;
-                }
-                var typesReferenceDirectives = ts.map(newSourceFile.typeReferenceDirectives, function (ref) { return ts.toFileNameLowerCase(ref.fileName); });
-                var typeReferenceResolutions = resolveTypeReferenceDirectiveNamesWorker(typesReferenceDirectives, newSourceFile);
-                var typeReferenceEesolutionsChanged = ts.hasChangesInResolutions(typesReferenceDirectives, typeReferenceResolutions, oldSourceFile.resolvedTypeReferenceDirectiveNames, ts.typeDirectiveIsEqualTo);
-                if (typeReferenceEesolutionsChanged) {
-                    structureIsReused = 1;
-                    newSourceFile.resolvedTypeReferenceDirectiveNames = ts.zipToMap(typesReferenceDirectives, typeReferenceResolutions);
-                }
-                else {
-                    newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames;
-                }
-            }
-            if (structureIsReused !== 2) {
-                return structureIsReused;
-            }
-            if ((_a = host.hasChangedAutomaticTypeDirectiveNames) === null || _a === void 0 ? void 0 : _a.call(host)) {
-                return 1;
-            }
-            missingFilePaths = oldProgram.getMissingFilePaths();
-            refFileMap = oldProgram.getRefFileMap();
-            ts.Debug.assert(newSourceFiles.length === oldProgram.getSourceFiles().length);
-            for (var _g = 0, newSourceFiles_1 = newSourceFiles; _g < newSourceFiles_1.length; _g++) {
-                var newSourceFile = newSourceFiles_1[_g];
-                filesByName.set(newSourceFile.path, newSourceFile);
-            }
-            var oldFilesByNameMap = oldProgram.getFilesByNameMap();
-            oldFilesByNameMap.forEach(function (oldFile, path) {
-                if (!oldFile) {
-                    filesByName.set(path, oldFile);
-                    return;
-                }
-                if (oldFile.path === path) {
-                    if (oldProgram.isSourceFileFromExternalLibrary(oldFile)) {
-                        sourceFilesFoundSearchingNodeModules.set(oldFile.path, true);
-                    }
-                    return;
-                }
-                filesByName.set(path, filesByName.get(oldFile.path));
-            });
-            files = newSourceFiles;
-            fileProcessingDiagnostics = oldProgram.getFileProcessingDiagnostics();
-            for (var _h = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _h < modifiedSourceFiles_2.length; _h++) {
-                var modifiedFile = modifiedSourceFiles_2[_h];
-                fileProcessingDiagnostics.reattachFileDiagnostics(modifiedFile.newFile);
-            }
-            resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives();
-            sourceFileToPackageName = oldProgram.sourceFileToPackageName;
-            redirectTargetsMap = oldProgram.redirectTargetsMap;
-            return 2;
-        }
-        function getEmitHost(writeFileCallback) {
-            return {
-                getPrependNodes: getPrependNodes,
-                getCanonicalFileName: getCanonicalFileName,
-                getCommonSourceDirectory: program.getCommonSourceDirectory,
-                getCompilerOptions: program.getCompilerOptions,
-                getCurrentDirectory: function () { return currentDirectory; },
-                getNewLine: function () { return host.getNewLine(); },
-                getSourceFile: program.getSourceFile,
-                getSourceFileByPath: program.getSourceFileByPath,
-                getSourceFiles: program.getSourceFiles,
-                getLibFileFromReference: program.getLibFileFromReference,
-                isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary,
-                getResolvedProjectReferenceToRedirect: getResolvedProjectReferenceToRedirect,
-                getProjectReferenceRedirect: getProjectReferenceRedirect,
-                isSourceOfProjectReferenceRedirect: isSourceOfProjectReferenceRedirect,
-                getSymlinkCache: getSymlinkCache,
-                writeFile: writeFileCallback || (function (fileName, data, writeByteOrderMark, onError, sourceFiles) { return host.writeFile(fileName, data, writeByteOrderMark, onError, sourceFiles); }),
-                isEmitBlocked: isEmitBlocked,
-                readFile: function (f) { return host.readFile(f); },
-                fileExists: function (f) {
-                    var path = toPath(f);
-                    if (getSourceFileByPath(path))
-                        return true;
-                    if (ts.contains(missingFilePaths, path))
-                        return false;
-                    return host.fileExists(f);
-                },
-                useCaseSensitiveFileNames: function () { return host.useCaseSensitiveFileNames(); },
-                getProgramBuildInfo: function () { return program.getProgramBuildInfo && program.getProgramBuildInfo(); },
-                getSourceFileFromReference: function (file, ref) { return program.getSourceFileFromReference(file, ref); },
-                redirectTargetsMap: redirectTargetsMap,
-            };
-        }
-        function emitBuildInfo(writeFileCallback) {
-            ts.Debug.assert(!ts.outFile(options));
-            var tracingData = ["emit", "emitBuildInfo"];
-            ts.tracing.begin.apply(ts.tracing, tracingData);
-            ts.performance.mark("beforeEmit");
-            var emitResult = ts.emitFiles(ts.notImplementedResolver, getEmitHost(writeFileCallback), undefined, ts.noTransformers, false, true);
-            ts.performance.mark("afterEmit");
-            ts.performance.measure("Emit", "beforeEmit", "afterEmit");
-            ts.tracing.end.apply(ts.tracing, tracingData);
-            return emitResult;
-        }
-        function getResolvedProjectReferences() {
-            return resolvedProjectReferences;
-        }
-        function getProjectReferences() {
-            return projectReferences;
-        }
-        function getPrependNodes() {
-            return createPrependNodes(projectReferences, function (_ref, index) { var _a; return (_a = resolvedProjectReferences[index]) === null || _a === void 0 ? void 0 : _a.commandLine; }, function (fileName) {
-                var path = toPath(fileName);
-                var sourceFile = getSourceFileByPath(path);
-                return sourceFile ? sourceFile.text : filesByName.has(path) ? undefined : host.readFile(path);
-            });
-        }
-        function isSourceFileFromExternalLibrary(file) {
-            return !!sourceFilesFoundSearchingNodeModules.get(file.path);
-        }
-        function isSourceFileDefaultLibrary(file) {
-            if (file.hasNoDefaultLib) {
-                return true;
-            }
-            if (!options.noLib) {
-                return false;
-            }
-            var equalityComparer = host.useCaseSensitiveFileNames() ? ts.equateStringsCaseSensitive : ts.equateStringsCaseInsensitive;
-            if (!options.lib) {
-                return equalityComparer(file.fileName, getDefaultLibraryFileName());
-            }
-            else {
-                return ts.some(options.lib, function (libFileName) { return equalityComparer(file.fileName, ts.combinePaths(defaultLibraryPath, libFileName)); });
-            }
-        }
-        function getDiagnosticsProducingTypeChecker() {
-            return diagnosticsProducingTypeChecker || (diagnosticsProducingTypeChecker = ts.createTypeChecker(program, true));
-        }
-        function dropDiagnosticsProducingTypeChecker() {
-            diagnosticsProducingTypeChecker = undefined;
-        }
-        function getTypeChecker() {
-            return noDiagnosticsTypeChecker || (noDiagnosticsTypeChecker = ts.createTypeChecker(program, false));
-        }
-        function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers, forceDtsEmit) {
-            var tracingData = ["emit", "emit", { path: sourceFile === null || sourceFile === void 0 ? void 0 : sourceFile.path }];
-            ts.tracing.begin.apply(ts.tracing, tracingData);
-            var result = runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers, forceDtsEmit); });
-            ts.tracing.end.apply(ts.tracing, tracingData);
-            return result;
-        }
-        function isEmitBlocked(emitFileName) {
-            return hasEmitBlockingDiagnostics.has(toPath(emitFileName));
-        }
-        function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, customTransformers, forceDtsEmit) {
-            if (!forceDtsEmit) {
-                var result = handleNoEmitOptions(program, sourceFile, writeFileCallback, cancellationToken);
-                if (result)
-                    return result;
-            }
-            var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver(ts.outFile(options) ? undefined : sourceFile, cancellationToken);
-            ts.performance.mark("beforeEmit");
-            var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, ts.getTransformers(options, customTransformers, emitOnlyDtsFiles), emitOnlyDtsFiles, false, forceDtsEmit);
-            ts.performance.mark("afterEmit");
-            ts.performance.measure("Emit", "beforeEmit", "afterEmit");
-            return emitResult;
-        }
-        function getSourceFile(fileName) {
-            return getSourceFileByPath(toPath(fileName));
-        }
-        function getSourceFileByPath(path) {
-            return filesByName.get(path) || undefined;
-        }
-        function getDiagnosticsHelper(sourceFile, getDiagnostics, cancellationToken) {
-            if (sourceFile) {
-                return getDiagnostics(sourceFile, cancellationToken);
-            }
-            return ts.sortAndDeduplicateDiagnostics(ts.flatMap(program.getSourceFiles(), function (sourceFile) {
-                if (cancellationToken) {
-                    cancellationToken.throwIfCancellationRequested();
-                }
-                return getDiagnostics(sourceFile, cancellationToken);
-            }));
-        }
-        function getSyntacticDiagnostics(sourceFile, cancellationToken) {
-            return getDiagnosticsHelper(sourceFile, getSyntacticDiagnosticsForFile, cancellationToken);
-        }
-        function getSemanticDiagnostics(sourceFile, cancellationToken) {
-            return getDiagnosticsHelper(sourceFile, getSemanticDiagnosticsForFile, cancellationToken);
-        }
-        function getCachedSemanticDiagnostics(sourceFile) {
-            var _a;
-            return sourceFile
-                ? (_a = cachedBindAndCheckDiagnosticsForFile.perFile) === null || _a === void 0 ? void 0 : _a.get(sourceFile.path) : cachedBindAndCheckDiagnosticsForFile.allDiagnostics;
-        }
-        function getBindAndCheckDiagnostics(sourceFile, cancellationToken) {
-            return getBindAndCheckDiagnosticsForFile(sourceFile, cancellationToken);
-        }
-        function getProgramDiagnostics(sourceFile) {
-            if (ts.skipTypeChecking(sourceFile, options, program)) {
-                return ts.emptyArray;
-            }
-            var fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName);
-            var programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName);
-            return getMergedProgramDiagnostics(sourceFile, fileProcessingDiagnosticsInFile, programDiagnosticsInFile);
-        }
-        function getMergedProgramDiagnostics(sourceFile) {
-            var _a;
-            var allDiagnostics = [];
-            for (var _i = 1; _i < arguments.length; _i++) {
-                allDiagnostics[_i - 1] = arguments[_i];
-            }
-            var flatDiagnostics = ts.flatten(allDiagnostics);
-            if (!((_a = sourceFile.commentDirectives) === null || _a === void 0 ? void 0 : _a.length)) {
-                return flatDiagnostics;
-            }
-            return getDiagnosticsWithPrecedingDirectives(sourceFile, sourceFile.commentDirectives, flatDiagnostics).diagnostics;
-        }
-        function getDeclarationDiagnostics(sourceFile, cancellationToken) {
-            var options = program.getCompilerOptions();
-            if (!sourceFile || ts.outFile(options)) {
-                return getDeclarationDiagnosticsWorker(sourceFile, cancellationToken);
-            }
-            else {
-                return getDiagnosticsHelper(sourceFile, getDeclarationDiagnosticsForFile, cancellationToken);
-            }
-        }
-        function getSyntacticDiagnosticsForFile(sourceFile) {
-            if (ts.isSourceFileJS(sourceFile)) {
-                if (!sourceFile.additionalSyntacticDiagnostics) {
-                    sourceFile.additionalSyntacticDiagnostics = getJSSyntacticDiagnosticsForFile(sourceFile);
-                }
-                return ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.parseDiagnostics);
-            }
-            return sourceFile.parseDiagnostics;
-        }
-        function runWithCancellationToken(func) {
-            try {
-                return func();
-            }
-            catch (e) {
-                if (e instanceof ts.OperationCanceledException) {
-                    noDiagnosticsTypeChecker = undefined;
-                    diagnosticsProducingTypeChecker = undefined;
-                }
-                throw e;
-            }
-        }
-        function getSemanticDiagnosticsForFile(sourceFile, cancellationToken) {
-            return ts.concatenate(filterSemanticDiagnotics(getBindAndCheckDiagnosticsForFile(sourceFile, cancellationToken), options), getProgramDiagnostics(sourceFile));
-        }
-        function getBindAndCheckDiagnosticsForFile(sourceFile, cancellationToken) {
-            return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedBindAndCheckDiagnosticsForFile, getBindAndCheckDiagnosticsForFileNoCache);
-        }
-        function getBindAndCheckDiagnosticsForFileNoCache(sourceFile, cancellationToken) {
-            return runWithCancellationToken(function () {
-                if (ts.skipTypeChecking(sourceFile, options, program)) {
-                    return ts.emptyArray;
-                }
-                var typeChecker = getDiagnosticsProducingTypeChecker();
-                ts.Debug.assert(!!sourceFile.bindDiagnostics);
-                var isCheckJs = ts.isCheckJsEnabledForFile(sourceFile, options);
-                var isTsNoCheck = !!sourceFile.checkJsDirective && sourceFile.checkJsDirective.enabled === false;
-                var includeBindAndCheckDiagnostics = !isTsNoCheck && (sourceFile.scriptKind === 3 || sourceFile.scriptKind === 4 ||
-                    sourceFile.scriptKind === 5 || isCheckJs || sourceFile.scriptKind === 7);
-                var bindDiagnostics = includeBindAndCheckDiagnostics ? sourceFile.bindDiagnostics : ts.emptyArray;
-                var checkDiagnostics = includeBindAndCheckDiagnostics ? typeChecker.getDiagnostics(sourceFile, cancellationToken) : ts.emptyArray;
-                return getMergedBindAndCheckDiagnostics(sourceFile, includeBindAndCheckDiagnostics, bindDiagnostics, checkDiagnostics, isCheckJs ? sourceFile.jsDocDiagnostics : undefined);
-            });
-        }
-        function getMergedBindAndCheckDiagnostics(sourceFile, includeBindAndCheckDiagnostics) {
-            var _a;
-            var allDiagnostics = [];
-            for (var _i = 2; _i < arguments.length; _i++) {
-                allDiagnostics[_i - 2] = arguments[_i];
-            }
-            var flatDiagnostics = ts.flatten(allDiagnostics);
-            if (!includeBindAndCheckDiagnostics || !((_a = sourceFile.commentDirectives) === null || _a === void 0 ? void 0 : _a.length)) {
-                return flatDiagnostics;
-            }
-            var _b = getDiagnosticsWithPrecedingDirectives(sourceFile, sourceFile.commentDirectives, flatDiagnostics), diagnostics = _b.diagnostics, directives = _b.directives;
-            for (var _c = 0, _d = directives.getUnusedExpectations(); _c < _d.length; _c++) {
-                var errorExpectation = _d[_c];
-                diagnostics.push(ts.createDiagnosticForRange(sourceFile, errorExpectation.range, ts.Diagnostics.Unused_ts_expect_error_directive));
-            }
-            return diagnostics;
-        }
-        function getDiagnosticsWithPrecedingDirectives(sourceFile, commentDirectives, flatDiagnostics) {
-            var directives = ts.createCommentDirectivesMap(sourceFile, commentDirectives);
-            var diagnostics = flatDiagnostics.filter(function (diagnostic) { return markPrecedingCommentDirectiveLine(diagnostic, directives) === -1; });
-            return { diagnostics: diagnostics, directives: directives };
-        }
-        function getSuggestionDiagnostics(sourceFile, cancellationToken) {
-            return runWithCancellationToken(function () {
-                return getDiagnosticsProducingTypeChecker().getSuggestionDiagnostics(sourceFile, cancellationToken);
-            });
-        }
-        function markPrecedingCommentDirectiveLine(diagnostic, directives) {
-            var file = diagnostic.file, start = diagnostic.start;
-            if (!file) {
-                return -1;
-            }
-            var lineStarts = ts.getLineStarts(file);
-            var line = ts.computeLineAndCharacterOfPosition(lineStarts, start).line - 1;
-            while (line >= 0) {
-                if (directives.markUsed(line)) {
-                    return line;
-                }
-                var lineText = file.text.slice(lineStarts[line], lineStarts[line + 1]).trim();
-                if (lineText !== "" && !/^(\s*)\/\/(.*)$/.test(lineText)) {
-                    return -1;
-                }
-                line--;
-            }
-            return -1;
-        }
-        function getJSSyntacticDiagnosticsForFile(sourceFile) {
-            return runWithCancellationToken(function () {
-                var diagnostics = [];
-                walk(sourceFile, sourceFile);
-                ts.forEachChildRecursively(sourceFile, walk, walkArray);
-                return diagnostics;
-                function walk(node, parent) {
-                    switch (parent.kind) {
-                        case 160:
-                        case 163:
-                        case 165:
-                            if (parent.questionToken === node) {
-                                diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, "?"));
-                                return "skip";
-                            }
-                        case 164:
-                        case 166:
-                        case 167:
-                        case 168:
-                        case 208:
-                        case 251:
-                        case 209:
-                        case 249:
-                            if (parent.type === node) {
-                                diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Type_annotations_can_only_be_used_in_TypeScript_files));
-                                return "skip";
-                            }
-                    }
-                    switch (node.kind) {
-                        case 262:
-                            if (node.isTypeOnly) {
-                                diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, "import type"));
-                                return "skip";
-                            }
-                            break;
-                        case 267:
-                            if (node.isTypeOnly) {
-                                diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, "export type"));
-                                return "skip";
-                            }
-                            break;
-                        case 260:
-                            diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_TypeScript_files));
-                            return "skip";
-                        case 266:
-                            if (node.isExportEquals) {
-                                diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_TypeScript_files));
-                                return "skip";
-                            }
-                            break;
-                        case 286:
-                            var heritageClause = node;
-                            if (heritageClause.token === 116) {
-                                diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_TypeScript_files));
-                                return "skip";
-                            }
-                            break;
-                        case 253:
-                            var interfaceKeyword = ts.tokenToString(117);
-                            ts.Debug.assertIsDefined(interfaceKeyword);
-                            diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, interfaceKeyword));
-                            return "skip";
-                        case 256:
-                            var moduleKeyword = node.flags & 16 ? ts.tokenToString(140) : ts.tokenToString(139);
-                            ts.Debug.assertIsDefined(moduleKeyword);
-                            diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, moduleKeyword));
-                            return "skip";
-                        case 254:
-                            diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Type_aliases_can_only_be_used_in_TypeScript_files));
-                            return "skip";
-                        case 255:
-                            var enumKeyword = ts.Debug.checkDefined(ts.tokenToString(91));
-                            diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, enumKeyword));
-                            return "skip";
-                        case 225:
-                            diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Non_null_assertions_can_only_be_used_in_TypeScript_files));
-                            return "skip";
-                        case 224:
-                            diagnostics.push(createDiagnosticForNode(node.type, ts.Diagnostics.Type_assertion_expressions_can_only_be_used_in_TypeScript_files));
-                            return "skip";
-                        case 206:
-                            ts.Debug.fail();
-                    }
-                }
-                function walkArray(nodes, parent) {
-                    if (parent.decorators === nodes && !options.experimentalDecorators) {
-                        diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_in_your_tsconfig_or_jsconfig_to_remove_this_warning));
-                    }
-                    switch (parent.kind) {
-                        case 252:
-                        case 221:
-                        case 165:
-                        case 166:
-                        case 167:
-                        case 168:
-                        case 208:
-                        case 251:
-                        case 209:
-                            if (nodes === parent.typeParameters) {
-                                diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.Type_parameter_declarations_can_only_be_used_in_TypeScript_files));
-                                return "skip";
-                            }
-                        case 232:
-                            if (nodes === parent.modifiers) {
-                                checkModifiers(parent.modifiers, parent.kind === 232);
-                                return "skip";
-                            }
-                            break;
-                        case 163:
-                            if (nodes === parent.modifiers) {
-                                for (var _i = 0, _a = nodes; _i < _a.length; _i++) {
-                                    var modifier = _a[_i];
-                                    if (modifier.kind !== 123) {
-                                        diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, ts.tokenToString(modifier.kind)));
-                                    }
-                                }
-                                return "skip";
-                            }
-                            break;
-                        case 160:
-                            if (nodes === parent.modifiers) {
-                                diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.Parameter_modifiers_can_only_be_used_in_TypeScript_files));
-                                return "skip";
-                            }
-                            break;
-                        case 203:
-                        case 204:
-                        case 223:
-                        case 274:
-                        case 275:
-                        case 205:
-                            if (nodes === parent.typeArguments) {
-                                diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.Type_arguments_can_only_be_used_in_TypeScript_files));
-                                return "skip";
-                            }
-                            break;
-                    }
-                }
-                function checkModifiers(modifiers, isConstValid) {
-                    for (var _i = 0, modifiers_2 = modifiers; _i < modifiers_2.length; _i++) {
-                        var modifier = modifiers_2[_i];
-                        switch (modifier.kind) {
-                            case 84:
-                                if (isConstValid) {
-                                    continue;
-                                }
-                            case 122:
-                            case 120:
-                            case 121:
-                            case 142:
-                            case 133:
-                            case 125:
-                                diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, ts.tokenToString(modifier.kind)));
-                                break;
-                            case 123:
-                            case 92:
-                            case 87:
-                        }
-                    }
-                }
-                function createDiagnosticForNodeArray(nodes, message, arg0, arg1, arg2) {
-                    var start = nodes.pos;
-                    return ts.createFileDiagnostic(sourceFile, start, nodes.end - start, message, arg0, arg1, arg2);
-                }
-                function createDiagnosticForNode(node, message, arg0, arg1, arg2) {
-                    return ts.createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2);
-                }
-            });
-        }
-        function getDeclarationDiagnosticsWorker(sourceFile, cancellationToken) {
-            return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedDeclarationDiagnosticsForFile, getDeclarationDiagnosticsForFileNoCache);
-        }
-        function getDeclarationDiagnosticsForFileNoCache(sourceFile, cancellationToken) {
-            return runWithCancellationToken(function () {
-                var resolver = getDiagnosticsProducingTypeChecker().getEmitResolver(sourceFile, cancellationToken);
-                return ts.getDeclarationDiagnostics(getEmitHost(ts.noop), resolver, sourceFile) || ts.emptyArray;
-            });
-        }
-        function getAndCacheDiagnostics(sourceFile, cancellationToken, cache, getDiagnostics) {
-            var _a;
-            var cachedResult = sourceFile
-                ? (_a = cache.perFile) === null || _a === void 0 ? void 0 : _a.get(sourceFile.path) : cache.allDiagnostics;
-            if (cachedResult) {
-                return cachedResult;
-            }
-            var result = getDiagnostics(sourceFile, cancellationToken);
-            if (sourceFile) {
-                (cache.perFile || (cache.perFile = new ts.Map())).set(sourceFile.path, result);
-            }
-            else {
-                cache.allDiagnostics = result;
-            }
-            return result;
-        }
-        function getDeclarationDiagnosticsForFile(sourceFile, cancellationToken) {
-            return sourceFile.isDeclarationFile ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken);
-        }
-        function getOptionsDiagnostics() {
-            return ts.sortAndDeduplicateDiagnostics(ts.concatenate(fileProcessingDiagnostics.getGlobalDiagnostics(), ts.concatenate(programDiagnostics.getGlobalDiagnostics(), getOptionsDiagnosticsOfConfigFile())));
-        }
-        function getOptionsDiagnosticsOfConfigFile() {
-            if (!options.configFile) {
-                return ts.emptyArray;
-            }
-            var diagnostics = programDiagnostics.getDiagnostics(options.configFile.fileName);
-            forEachResolvedProjectReference(function (resolvedRef) {
-                diagnostics = ts.concatenate(diagnostics, programDiagnostics.getDiagnostics(resolvedRef.sourceFile.fileName));
-            });
-            return diagnostics;
-        }
-        function getGlobalDiagnostics() {
-            return rootNames.length ? ts.sortAndDeduplicateDiagnostics(getDiagnosticsProducingTypeChecker().getGlobalDiagnostics().slice()) : ts.emptyArray;
-        }
-        function getConfigFileParsingDiagnostics() {
-            return configFileParsingDiagnostics || ts.emptyArray;
-        }
-        function processRootFile(fileName, isDefaultLib, ignoreNoDefaultLib) {
-            processSourceFile(ts.normalizePath(fileName), isDefaultLib, ignoreNoDefaultLib, undefined);
-        }
-        function fileReferenceIsEqualTo(a, b) {
-            return a.fileName === b.fileName;
-        }
-        function moduleNameIsEqualTo(a, b) {
-            return a.kind === 78
-                ? b.kind === 78 && a.escapedText === b.escapedText
-                : b.kind === 10 && a.text === b.text;
-        }
-        function createSyntheticImport(text, file) {
-            var externalHelpersModuleReference = ts.factory.createStringLiteral(text);
-            var importDecl = ts.factory.createImportDeclaration(undefined, undefined, undefined, externalHelpersModuleReference);
-            ts.addEmitFlags(importDecl, 67108864);
-            ts.setParent(externalHelpersModuleReference, importDecl);
-            ts.setParent(importDecl, file);
-            externalHelpersModuleReference.flags &= ~8;
-            importDecl.flags &= ~8;
-            return externalHelpersModuleReference;
-        }
-        function collectExternalModuleReferences(file) {
-            if (file.imports) {
-                return;
-            }
-            var isJavaScriptFile = ts.isSourceFileJS(file);
-            var isExternalModuleFile = ts.isExternalModule(file);
-            var imports;
-            var moduleAugmentations;
-            var ambientModules;
-            if ((options.isolatedModules || isExternalModuleFile)
-                && !file.isDeclarationFile) {
-                if (options.importHelpers) {
-                    imports = [createSyntheticImport(ts.externalHelpersModuleNameText, file)];
-                }
-                var jsxImport = ts.getJSXRuntimeImport(ts.getJSXImplicitImportBase(options, file), options);
-                if (jsxImport) {
-                    (imports || (imports = [])).push(createSyntheticImport(jsxImport, file));
-                }
-            }
-            for (var _i = 0, _a = file.statements; _i < _a.length; _i++) {
-                var node = _a[_i];
-                collectModuleReferences(node, false);
-            }
-            if ((file.flags & 1048576) || isJavaScriptFile) {
-                collectDynamicImportOrRequireCalls(file);
-            }
-            file.imports = imports || ts.emptyArray;
-            file.moduleAugmentations = moduleAugmentations || ts.emptyArray;
-            file.ambientModuleNames = ambientModules || ts.emptyArray;
-            return;
-            function collectModuleReferences(node, inAmbientModule) {
-                if (ts.isAnyImportOrReExport(node)) {
-                    var moduleNameExpr = ts.getExternalModuleName(node);
-                    if (moduleNameExpr && ts.isStringLiteral(moduleNameExpr) && moduleNameExpr.text && (!inAmbientModule || !ts.isExternalModuleNameRelative(moduleNameExpr.text))) {
-                        imports = ts.append(imports, moduleNameExpr);
-                    }
-                }
-                else if (ts.isModuleDeclaration(node)) {
-                    if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasSyntacticModifier(node, 2) || file.isDeclarationFile)) {
-                        var nameText = ts.getTextOfIdentifierOrLiteral(node.name);
-                        if (isExternalModuleFile || (inAmbientModule && !ts.isExternalModuleNameRelative(nameText))) {
-                            (moduleAugmentations || (moduleAugmentations = [])).push(node.name);
-                        }
-                        else if (!inAmbientModule) {
-                            if (file.isDeclarationFile) {
-                                (ambientModules || (ambientModules = [])).push(nameText);
-                            }
-                            var body = node.body;
-                            if (body) {
-                                for (var _i = 0, _a = body.statements; _i < _a.length; _i++) {
-                                    var statement = _a[_i];
-                                    collectModuleReferences(statement, true);
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-            function collectDynamicImportOrRequireCalls(file) {
-                var r = /import|require/g;
-                while (r.exec(file.text) !== null) {
-                    var node = getNodeAtPosition(file, r.lastIndex);
-                    if (isJavaScriptFile && ts.isRequireCall(node, true)) {
-                        imports = ts.append(imports, node.arguments[0]);
-                    }
-                    else if (ts.isImportCall(node) && node.arguments.length === 1 && ts.isStringLiteralLike(node.arguments[0])) {
-                        imports = ts.append(imports, node.arguments[0]);
-                    }
-                    else if (ts.isLiteralImportTypeNode(node)) {
-                        imports = ts.append(imports, node.argument.literal);
-                    }
-                }
-            }
-            function getNodeAtPosition(sourceFile, position) {
-                var current = sourceFile;
-                var getContainingChild = function (child) {
-                    if (child.pos <= position && (position < child.end || (position === child.end && (child.kind === 1)))) {
-                        return child;
-                    }
-                };
-                while (true) {
-                    var child = isJavaScriptFile && ts.hasJSDocNodes(current) && ts.forEach(current.jsDoc, getContainingChild) || ts.forEachChild(current, getContainingChild);
-                    if (!child) {
-                        return current;
-                    }
-                    current = child;
-                }
-            }
-        }
-        function getLibFileFromReference(ref) {
-            var libName = ts.toFileNameLowerCase(ref.fileName);
-            var libFileName = ts.libMap.get(libName);
-            if (libFileName) {
-                return getSourceFile(ts.combinePaths(defaultLibraryPath, libFileName));
-            }
-        }
-        function getSourceFileFromReference(referencingFile, ref) {
-            return getSourceFileFromReferenceWorker(resolveTripleslashReference(ref.fileName, referencingFile.fileName), function (fileName) { return filesByName.get(toPath(fileName)) || undefined; });
-        }
-        function getSourceFileFromReferenceWorker(fileName, getSourceFile, fail, refFile) {
-            if (ts.hasExtension(fileName)) {
-                var canonicalFileName_1 = host.getCanonicalFileName(fileName);
-                if (!options.allowNonTsExtensions && !ts.forEach(supportedExtensionsWithJsonIfResolveJsonModule, function (extension) { return ts.fileExtensionIs(canonicalFileName_1, extension); })) {
-                    if (fail) {
-                        if (ts.hasJSFileExtension(canonicalFileName_1)) {
-                            fail(ts.Diagnostics.File_0_is_a_JavaScript_file_Did_you_mean_to_enable_the_allowJs_option, fileName);
-                        }
-                        else {
-                            fail(ts.Diagnostics.File_0_has_an_unsupported_extension_The_only_supported_extensions_are_1, fileName, "'" + supportedExtensions.join("', '") + "'");
-                        }
-                    }
-                    return undefined;
-                }
-                var sourceFile = getSourceFile(fileName);
-                if (fail) {
-                    if (!sourceFile) {
-                        var redirect = getProjectReferenceRedirect(fileName);
-                        if (redirect) {
-                            fail(ts.Diagnostics.Output_file_0_has_not_been_built_from_source_file_1, redirect, fileName);
-                        }
-                        else {
-                            fail(ts.Diagnostics.File_0_not_found, fileName);
-                        }
-                    }
-                    else if (refFile && canonicalFileName_1 === host.getCanonicalFileName(refFile.fileName)) {
-                        fail(ts.Diagnostics.A_file_cannot_have_a_reference_to_itself);
-                    }
-                }
-                return sourceFile;
-            }
-            else {
-                var sourceFileNoExtension = options.allowNonTsExtensions && getSourceFile(fileName);
-                if (sourceFileNoExtension)
-                    return sourceFileNoExtension;
-                if (fail && options.allowNonTsExtensions) {
-                    fail(ts.Diagnostics.File_0_not_found, fileName);
-                    return undefined;
-                }
-                var sourceFileWithAddedExtension = ts.forEach(supportedExtensions, function (extension) { return getSourceFile(fileName + extension); });
-                if (fail && !sourceFileWithAddedExtension)
-                    fail(ts.Diagnostics.Could_not_resolve_the_path_0_with_the_extensions_Colon_1, fileName, "'" + supportedExtensions.join("', '") + "'");
-                return sourceFileWithAddedExtension;
-            }
-        }
-        function processSourceFile(fileName, isDefaultLib, ignoreNoDefaultLib, packageId, refFile) {
-            getSourceFileFromReferenceWorker(fileName, function (fileName) { return findSourceFile(fileName, toPath(fileName), isDefaultLib, ignoreNoDefaultLib, refFile, packageId); }, function (diagnostic) {
-                var args = [];
-                for (var _i = 1; _i < arguments.length; _i++) {
-                    args[_i - 1] = arguments[_i];
-                }
-                return fileProcessingDiagnostics.add(createRefFileDiagnostic.apply(void 0, __spreadArrays([refFile, diagnostic], args)));
-            }, refFile && refFile.file);
-        }
-        function reportFileNamesDifferOnlyInCasingError(fileName, existingFile, refFile) {
-            var refs = !refFile ? refFileMap && refFileMap.get(existingFile.path) : undefined;
-            var refToReportErrorOn = refs && ts.find(refs, function (ref) { return ref.referencedFileName === existingFile.fileName; });
-            fileProcessingDiagnostics.add(refToReportErrorOn ?
-                createFileDiagnosticAtReference(refToReportErrorOn, ts.Diagnostics.Already_included_file_name_0_differs_from_file_name_1_only_in_casing, existingFile.fileName, fileName) :
-                createRefFileDiagnostic(refFile, ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFile.fileName));
-        }
-        function createRedirectSourceFile(redirectTarget, unredirected, fileName, path, resolvedPath, originalFileName) {
-            var redirect = Object.create(redirectTarget);
-            redirect.fileName = fileName;
-            redirect.path = path;
-            redirect.resolvedPath = resolvedPath;
-            redirect.originalFileName = originalFileName;
-            redirect.redirectInfo = { redirectTarget: redirectTarget, unredirected: unredirected };
-            sourceFilesFoundSearchingNodeModules.set(path, currentNodeModulesDepth > 0);
-            Object.defineProperties(redirect, {
-                id: {
-                    get: function () { return this.redirectInfo.redirectTarget.id; },
-                    set: function (value) { this.redirectInfo.redirectTarget.id = value; },
-                },
-                symbol: {
-                    get: function () { return this.redirectInfo.redirectTarget.symbol; },
-                    set: function (value) { this.redirectInfo.redirectTarget.symbol = value; },
-                },
-            });
-            return redirect;
-        }
-        function findSourceFile(fileName, path, isDefaultLib, ignoreNoDefaultLib, refFile, packageId) {
-            ts.tracing.push("program", "findSourceFile", {
-                fileName: fileName,
-                isDefaultLib: isDefaultLib || undefined,
-                refKind: refFile ? ts.RefFileKind[refFile.kind] : undefined,
-            });
-            var result = findSourceFileWorker(fileName, path, isDefaultLib, ignoreNoDefaultLib, refFile, packageId);
-            ts.tracing.pop();
-            return result;
-        }
-        function findSourceFileWorker(fileName, path, isDefaultLib, ignoreNoDefaultLib, refFile, packageId) {
-            if (useSourceOfProjectReferenceRedirect) {
-                var source = getSourceOfProjectReferenceRedirect(fileName);
-                if (!source &&
-                    host.realpath &&
-                    options.preserveSymlinks &&
-                    ts.isDeclarationFileName(fileName) &&
-                    ts.stringContains(fileName, ts.nodeModulesPathPart)) {
-                    var realPath = host.realpath(fileName);
-                    if (realPath !== fileName)
-                        source = getSourceOfProjectReferenceRedirect(realPath);
-                }
-                if (source) {
-                    var file_1 = ts.isString(source) ?
-                        findSourceFile(source, toPath(source), isDefaultLib, ignoreNoDefaultLib, refFile, packageId) :
-                        undefined;
-                    if (file_1)
-                        addFileToFilesByName(file_1, path, undefined);
-                    return file_1;
-                }
-            }
-            var originalFileName = fileName;
-            if (filesByName.has(path)) {
-                var file_2 = filesByName.get(path);
-                addFileToRefFileMap(fileName, file_2 || undefined, refFile);
-                if (file_2 && options.forceConsistentCasingInFileNames) {
-                    var checkedName = file_2.fileName;
-                    var isRedirect = toPath(checkedName) !== toPath(fileName);
-                    if (isRedirect) {
-                        fileName = getProjectReferenceRedirect(fileName) || fileName;
-                    }
-                    var checkedAbsolutePath = ts.getNormalizedAbsolutePathWithoutRoot(checkedName, currentDirectory);
-                    var inputAbsolutePath = ts.getNormalizedAbsolutePathWithoutRoot(fileName, currentDirectory);
-                    if (checkedAbsolutePath !== inputAbsolutePath) {
-                        reportFileNamesDifferOnlyInCasingError(fileName, file_2, refFile);
-                    }
-                }
-                if (file_2 && sourceFilesFoundSearchingNodeModules.get(file_2.path) && currentNodeModulesDepth === 0) {
-                    sourceFilesFoundSearchingNodeModules.set(file_2.path, false);
-                    if (!options.noResolve) {
-                        processReferencedFiles(file_2, isDefaultLib);
-                        processTypeReferenceDirectives(file_2);
-                    }
-                    if (!options.noLib) {
-                        processLibReferenceDirectives(file_2);
-                    }
-                    modulesWithElidedImports.set(file_2.path, false);
-                    processImportedModules(file_2);
-                }
-                else if (file_2 && modulesWithElidedImports.get(file_2.path)) {
-                    if (currentNodeModulesDepth < maxNodeModuleJsDepth) {
-                        modulesWithElidedImports.set(file_2.path, false);
-                        processImportedModules(file_2);
-                    }
-                }
-                return file_2 || undefined;
-            }
-            var redirectedPath;
-            if (refFile && !useSourceOfProjectReferenceRedirect) {
-                var redirectProject = getProjectReferenceRedirectProject(fileName);
-                if (redirectProject) {
-                    if (ts.outFile(redirectProject.commandLine.options)) {
-                        return undefined;
-                    }
-                    var redirect = getProjectReferenceOutputName(redirectProject, fileName);
-                    fileName = redirect;
-                    redirectedPath = toPath(redirect);
-                }
-            }
-            var file = host.getSourceFile(fileName, options.target, function (hostErrorMessage) { return fileProcessingDiagnostics.add(createRefFileDiagnostic(refFile, ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage)); }, shouldCreateNewSourceFile);
-            if (packageId) {
-                var packageIdKey = ts.packageIdToString(packageId);
-                var fileFromPackageId = packageIdToSourceFile.get(packageIdKey);
-                if (fileFromPackageId) {
-                    var dupFile = createRedirectSourceFile(fileFromPackageId, file, fileName, path, toPath(fileName), originalFileName);
-                    redirectTargetsMap.add(fileFromPackageId.path, fileName);
-                    addFileToFilesByName(dupFile, path, redirectedPath);
-                    sourceFileToPackageName.set(path, packageId.name);
-                    processingOtherFiles.push(dupFile);
-                    return dupFile;
-                }
-                else if (file) {
-                    packageIdToSourceFile.set(packageIdKey, file);
-                    sourceFileToPackageName.set(path, packageId.name);
-                }
-            }
-            addFileToFilesByName(file, path, redirectedPath);
-            if (file) {
-                sourceFilesFoundSearchingNodeModules.set(path, currentNodeModulesDepth > 0);
-                file.fileName = fileName;
-                file.path = path;
-                file.resolvedPath = toPath(fileName);
-                file.originalFileName = originalFileName;
-                addFileToRefFileMap(fileName, file, refFile);
-                if (host.useCaseSensitiveFileNames()) {
-                    var pathLowerCase = ts.toFileNameLowerCase(path);
-                    var existingFile = filesByNameIgnoreCase.get(pathLowerCase);
-                    if (existingFile) {
-                        reportFileNamesDifferOnlyInCasingError(fileName, existingFile, refFile);
-                    }
-                    else {
-                        filesByNameIgnoreCase.set(pathLowerCase, file);
-                    }
-                }
-                skipDefaultLib = skipDefaultLib || (file.hasNoDefaultLib && !ignoreNoDefaultLib);
-                if (!options.noResolve) {
-                    processReferencedFiles(file, isDefaultLib);
-                    processTypeReferenceDirectives(file);
-                }
-                if (!options.noLib) {
-                    processLibReferenceDirectives(file);
-                }
-                processImportedModules(file);
-                if (isDefaultLib) {
-                    processingDefaultLibFiles.push(file);
-                }
-                else {
-                    processingOtherFiles.push(file);
-                }
-            }
-            return file;
-        }
-        function addFileToRefFileMap(referencedFileName, file, refFile) {
-            if (refFile && file) {
-                (refFileMap || (refFileMap = ts.createMultiMap())).add(file.path, {
-                    referencedFileName: referencedFileName,
-                    kind: refFile.kind,
-                    index: refFile.index,
-                    file: refFile.file.path
-                });
-            }
-        }
-        function addFileToFilesByName(file, path, redirectedPath) {
-            if (redirectedPath) {
-                filesByName.set(redirectedPath, file);
-                filesByName.set(path, file || false);
-            }
-            else {
-                filesByName.set(path, file);
-            }
-        }
-        function getProjectReferenceRedirect(fileName) {
-            var referencedProject = getProjectReferenceRedirectProject(fileName);
-            return referencedProject && getProjectReferenceOutputName(referencedProject, fileName);
-        }
-        function getProjectReferenceRedirectProject(fileName) {
-            if (!resolvedProjectReferences || !resolvedProjectReferences.length || ts.fileExtensionIs(fileName, ".d.ts") || ts.fileExtensionIs(fileName, ".json")) {
-                return undefined;
-            }
-            return getResolvedProjectReferenceToRedirect(fileName);
-        }
-        function getProjectReferenceOutputName(referencedProject, fileName) {
-            var out = ts.outFile(referencedProject.commandLine.options);
-            return out ?
-                ts.changeExtension(out, ".d.ts") :
-                ts.getOutputDeclarationFileName(fileName, referencedProject.commandLine, !host.useCaseSensitiveFileNames());
-        }
-        function getResolvedProjectReferenceToRedirect(fileName) {
-            if (mapFromFileToProjectReferenceRedirects === undefined) {
-                mapFromFileToProjectReferenceRedirects = new ts.Map();
-                forEachResolvedProjectReference(function (referencedProject) {
-                    if (toPath(options.configFilePath) !== referencedProject.sourceFile.path) {
-                        referencedProject.commandLine.fileNames.forEach(function (f) {
-                            return mapFromFileToProjectReferenceRedirects.set(toPath(f), referencedProject.sourceFile.path);
-                        });
-                    }
-                });
-            }
-            var referencedProjectPath = mapFromFileToProjectReferenceRedirects.get(toPath(fileName));
-            return referencedProjectPath && getResolvedProjectReferenceByPath(referencedProjectPath);
-        }
-        function forEachResolvedProjectReference(cb) {
-            return ts.forEachResolvedProjectReference(resolvedProjectReferences, cb);
-        }
-        function getSourceOfProjectReferenceRedirect(file) {
-            if (!ts.isDeclarationFileName(file))
-                return undefined;
-            if (mapFromToProjectReferenceRedirectSource === undefined) {
-                mapFromToProjectReferenceRedirectSource = new ts.Map();
-                forEachResolvedProjectReference(function (resolvedRef) {
-                    var out = ts.outFile(resolvedRef.commandLine.options);
-                    if (out) {
-                        var outputDts = ts.changeExtension(out, ".d.ts");
-                        mapFromToProjectReferenceRedirectSource.set(toPath(outputDts), true);
-                    }
-                    else {
-                        ts.forEach(resolvedRef.commandLine.fileNames, function (fileName) {
-                            if (!ts.fileExtensionIs(fileName, ".d.ts") && !ts.fileExtensionIs(fileName, ".json")) {
-                                var outputDts = ts.getOutputDeclarationFileName(fileName, resolvedRef.commandLine, host.useCaseSensitiveFileNames());
-                                mapFromToProjectReferenceRedirectSource.set(toPath(outputDts), fileName);
-                            }
-                        });
-                    }
-                });
-            }
-            return mapFromToProjectReferenceRedirectSource.get(toPath(file));
-        }
-        function isSourceOfProjectReferenceRedirect(fileName) {
-            return useSourceOfProjectReferenceRedirect && !!getResolvedProjectReferenceToRedirect(fileName);
-        }
-        function getResolvedProjectReferenceByPath(projectReferencePath) {
-            if (!projectReferenceRedirects) {
-                return undefined;
-            }
-            return projectReferenceRedirects.get(projectReferencePath) || undefined;
-        }
-        function processReferencedFiles(file, isDefaultLib) {
-            ts.forEach(file.referencedFiles, function (ref, index) {
-                var referencedFileName = resolveTripleslashReference(ref.fileName, file.fileName);
-                processSourceFile(referencedFileName, isDefaultLib, false, undefined, {
-                    kind: ts.RefFileKind.ReferenceFile,
-                    index: index,
-                    file: file,
-                    pos: ref.pos,
-                    end: ref.end
-                });
-            });
-        }
-        function processTypeReferenceDirectives(file) {
-            var typeDirectives = ts.map(file.typeReferenceDirectives, function (ref) { return ts.toFileNameLowerCase(ref.fileName); });
-            if (!typeDirectives) {
-                return;
-            }
-            var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeDirectives, file);
-            for (var i = 0; i < typeDirectives.length; i++) {
-                var ref = file.typeReferenceDirectives[i];
-                var resolvedTypeReferenceDirective = resolutions[i];
-                var fileName = ts.toFileNameLowerCase(ref.fileName);
-                ts.setResolvedTypeReferenceDirective(file, fileName, resolvedTypeReferenceDirective);
-                processTypeReferenceDirective(fileName, resolvedTypeReferenceDirective, {
-                    kind: ts.RefFileKind.TypeReferenceDirective,
-                    index: i,
-                    file: file,
-                    pos: ref.pos,
-                    end: ref.end
-                });
-            }
-        }
-        function processTypeReferenceDirective(typeReferenceDirective, resolvedTypeReferenceDirective, refFile) {
-            ts.tracing.push("program", "processTypeReferenceDirective", { directive: typeReferenceDirective, hasResolved: !!resolveModuleNamesReusingOldState, refKind: refFile === null || refFile === void 0 ? void 0 : refFile.kind, refPath: refFile === null || refFile === void 0 ? void 0 : refFile.file.path });
-            processTypeReferenceDirectiveWorker(typeReferenceDirective, resolvedTypeReferenceDirective, refFile);
-            ts.tracing.pop();
-        }
-        function processTypeReferenceDirectiveWorker(typeReferenceDirective, resolvedTypeReferenceDirective, refFile) {
-            var previousResolution = resolvedTypeReferenceDirectives.get(typeReferenceDirective);
-            if (previousResolution && previousResolution.primary) {
-                return;
-            }
-            var saveResolution = true;
-            if (resolvedTypeReferenceDirective) {
-                if (resolvedTypeReferenceDirective.isExternalLibraryImport)
-                    currentNodeModulesDepth++;
-                if (resolvedTypeReferenceDirective.primary) {
-                    processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, false, false, resolvedTypeReferenceDirective.packageId, refFile);
-                }
-                else {
-                    if (previousResolution) {
-                        if (resolvedTypeReferenceDirective.resolvedFileName !== previousResolution.resolvedFileName) {
-                            var otherFileText = host.readFile(resolvedTypeReferenceDirective.resolvedFileName);
-                            var existingFile_1 = getSourceFile(previousResolution.resolvedFileName);
-                            if (otherFileText !== existingFile_1.text) {
-                                var refs = !refFile ? refFileMap && refFileMap.get(existingFile_1.path) : undefined;
-                                var refToReportErrorOn = refs && ts.find(refs, function (ref) { return ref.referencedFileName === existingFile_1.fileName; });
-                                fileProcessingDiagnostics.add(refToReportErrorOn ?
-                                    createFileDiagnosticAtReference(refToReportErrorOn, ts.Diagnostics.Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict, typeReferenceDirective, resolvedTypeReferenceDirective.resolvedFileName, previousResolution.resolvedFileName) :
-                                    createRefFileDiagnostic(refFile, ts.Diagnostics.Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict, typeReferenceDirective, resolvedTypeReferenceDirective.resolvedFileName, previousResolution.resolvedFileName));
-                            }
-                        }
-                        saveResolution = false;
-                    }
-                    else {
-                        processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, false, false, resolvedTypeReferenceDirective.packageId, refFile);
-                    }
-                }
-                if (resolvedTypeReferenceDirective.isExternalLibraryImport)
-                    currentNodeModulesDepth--;
-            }
-            else {
-                fileProcessingDiagnostics.add(createRefFileDiagnostic(refFile, ts.Diagnostics.Cannot_find_type_definition_file_for_0, typeReferenceDirective));
-            }
-            if (saveResolution) {
-                resolvedTypeReferenceDirectives.set(typeReferenceDirective, resolvedTypeReferenceDirective);
-            }
-        }
-        function processLibReferenceDirectives(file) {
-            ts.forEach(file.libReferenceDirectives, function (libReference) {
-                var libName = ts.toFileNameLowerCase(libReference.fileName);
-                var libFileName = ts.libMap.get(libName);
-                if (libFileName) {
-                    processRootFile(ts.combinePaths(defaultLibraryPath, libFileName), true, true);
-                }
-                else {
-                    var unqualifiedLibName = ts.removeSuffix(ts.removePrefix(libName, "lib."), ".d.ts");
-                    var suggestion = ts.getSpellingSuggestion(unqualifiedLibName, ts.libs, ts.identity);
-                    var message = suggestion ? ts.Diagnostics.Cannot_find_lib_definition_for_0_Did_you_mean_1 : ts.Diagnostics.Cannot_find_lib_definition_for_0;
-                    fileProcessingDiagnostics.add(ts.createFileDiagnostic(file, libReference.pos, libReference.end - libReference.pos, message, libName, suggestion));
-                }
-            });
-        }
-        function createRefFileDiagnostic(refFile, message) {
-            var args = [];
-            for (var _i = 2; _i < arguments.length; _i++) {
-                args[_i - 2] = arguments[_i];
-            }
-            if (!refFile) {
-                return ts.createCompilerDiagnostic.apply(void 0, __spreadArrays([message], args));
-            }
-            else {
-                return ts.createFileDiagnostic.apply(void 0, __spreadArrays([refFile.file, refFile.pos, refFile.end - refFile.pos, message], args));
-            }
-        }
-        function getCanonicalFileName(fileName) {
-            return host.getCanonicalFileName(fileName);
-        }
-        function processImportedModules(file) {
-            collectExternalModuleReferences(file);
-            if (file.imports.length || file.moduleAugmentations.length) {
-                var moduleNames = getModuleNames(file);
-                var resolutions = resolveModuleNamesReusingOldState(moduleNames, file);
-                ts.Debug.assert(resolutions.length === moduleNames.length);
-                for (var i = 0; i < moduleNames.length; i++) {
-                    var resolution = resolutions[i];
-                    ts.setResolvedModule(file, moduleNames[i], resolution);
-                    if (!resolution) {
-                        continue;
-                    }
-                    var isFromNodeModulesSearch = resolution.isExternalLibraryImport;
-                    var isJsFile = !ts.resolutionExtensionIsTSOrJson(resolution.extension);
-                    var isJsFileFromNodeModules = isFromNodeModulesSearch && isJsFile;
-                    var resolvedFileName = resolution.resolvedFileName;
-                    if (isFromNodeModulesSearch) {
-                        currentNodeModulesDepth++;
-                    }
-                    var elideImport = isJsFileFromNodeModules && currentNodeModulesDepth > maxNodeModuleJsDepth;
-                    var shouldAddFile = resolvedFileName
-                        && !getResolutionDiagnostic(options, resolution)
-                        && !options.noResolve
-                        && i < file.imports.length
-                        && !elideImport
-                        && !(isJsFile && !ts.getAllowJSCompilerOption(options))
-                        && (ts.isInJSFile(file.imports[i]) || !(file.imports[i].flags & 4194304));
-                    if (elideImport) {
-                        modulesWithElidedImports.set(file.path, true);
-                    }
-                    else if (shouldAddFile) {
-                        var path = toPath(resolvedFileName);
-                        var pos = ts.skipTrivia(file.text, file.imports[i].pos);
-                        findSourceFile(resolvedFileName, path, false, false, {
-                            kind: ts.RefFileKind.Import,
-                            index: i,
-                            file: file,
-                            pos: pos,
-                            end: file.imports[i].end
-                        }, resolution.packageId);
-                    }
-                    if (isFromNodeModulesSearch) {
-                        currentNodeModulesDepth--;
-                    }
-                }
-            }
-            else {
-                file.resolvedModules = undefined;
-            }
-        }
-        function computeCommonSourceDirectory(sourceFiles) {
-            var fileNames = ts.mapDefined(sourceFiles, function (file) { return file.isDeclarationFile ? undefined : file.fileName; });
-            return computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName);
-        }
-        function checkSourceFilesBelongToPath(sourceFiles, rootDirectory) {
-            var allFilesBelongToPath = true;
-            var absoluteRootDirectoryPath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(rootDirectory, currentDirectory));
-            var rootPaths;
-            for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) {
-                var sourceFile = sourceFiles_2[_i];
-                if (!sourceFile.isDeclarationFile) {
-                    var absoluteSourceFilePath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(sourceFile.fileName, currentDirectory));
-                    if (absoluteSourceFilePath.indexOf(absoluteRootDirectoryPath) !== 0) {
-                        if (!rootPaths)
-                            rootPaths = new ts.Set(rootNames.map(toPath));
-                        addProgramDiagnosticAtRefPath(sourceFile, rootPaths, ts.Diagnostics.File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files, sourceFile.fileName, rootDirectory);
-                        allFilesBelongToPath = false;
-                    }
-                }
-            }
-            return allFilesBelongToPath;
-        }
-        function parseProjectReferenceConfigFile(ref) {
-            if (!projectReferenceRedirects) {
-                projectReferenceRedirects = new ts.Map();
-            }
-            var refPath = resolveProjectReferencePath(ref);
-            var sourceFilePath = toPath(refPath);
-            var fromCache = projectReferenceRedirects.get(sourceFilePath);
-            if (fromCache !== undefined) {
-                return fromCache || undefined;
-            }
-            var commandLine;
-            var sourceFile;
-            if (host.getParsedCommandLine) {
-                commandLine = host.getParsedCommandLine(refPath);
-                if (!commandLine) {
-                    addFileToFilesByName(undefined, sourceFilePath, undefined);
-                    projectReferenceRedirects.set(sourceFilePath, false);
-                    return undefined;
-                }
-                sourceFile = ts.Debug.checkDefined(commandLine.options.configFile);
-                ts.Debug.assert(!sourceFile.path || sourceFile.path === sourceFilePath);
-                addFileToFilesByName(sourceFile, sourceFilePath, undefined);
-            }
-            else {
-                var basePath = ts.getNormalizedAbsolutePath(ts.getDirectoryPath(refPath), host.getCurrentDirectory());
-                sourceFile = host.getSourceFile(refPath, 100);
-                addFileToFilesByName(sourceFile, sourceFilePath, undefined);
-                if (sourceFile === undefined) {
-                    projectReferenceRedirects.set(sourceFilePath, false);
-                    return undefined;
-                }
-                commandLine = ts.parseJsonSourceFileConfigFileContent(sourceFile, configParsingHost, basePath, undefined, refPath);
-            }
-            sourceFile.fileName = refPath;
-            sourceFile.path = sourceFilePath;
-            sourceFile.resolvedPath = sourceFilePath;
-            sourceFile.originalFileName = refPath;
-            var resolvedRef = { commandLine: commandLine, sourceFile: sourceFile };
-            projectReferenceRedirects.set(sourceFilePath, resolvedRef);
-            if (commandLine.projectReferences) {
-                resolvedRef.references = commandLine.projectReferences.map(parseProjectReferenceConfigFile);
-            }
-            return resolvedRef;
-        }
-        function verifyCompilerOptions() {
-            if (options.strictPropertyInitialization && !ts.getStrictOptionValue(options, "strictNullChecks")) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "strictPropertyInitialization", "strictNullChecks");
-            }
-            if (options.isolatedModules) {
-                if (options.out) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "isolatedModules");
-                }
-                if (options.outFile) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "outFile", "isolatedModules");
-                }
-            }
-            if (options.inlineSourceMap) {
-                if (options.sourceMap) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "sourceMap", "inlineSourceMap");
-                }
-                if (options.mapRoot) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "mapRoot", "inlineSourceMap");
-                }
-            }
-            if (options.composite) {
-                if (options.declaration === false) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Composite_projects_may_not_disable_declaration_emit, "declaration");
-                }
-                if (options.incremental === false) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Composite_projects_may_not_disable_incremental_compilation, "declaration");
-                }
-            }
-            var outputFile = ts.outFile(options);
-            if (options.tsBuildInfoFile) {
-                if (!ts.isIncrementalCompilation(options)) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1_or_option_2, "tsBuildInfoFile", "incremental", "composite");
-                }
-            }
-            else if (options.incremental && !outputFile && !options.configFilePath) {
-                programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_incremental_can_only_be_specified_using_tsconfig_emitting_to_single_file_or_when_option_tsBuildInfoFile_is_specified));
-            }
-            verifyProjectReferences();
-            if (options.composite) {
-                var rootPaths = new ts.Set(rootNames.map(toPath));
-                for (var _i = 0, files_3 = files; _i < files_3.length; _i++) {
-                    var file = files_3[_i];
-                    if (ts.sourceFileMayBeEmitted(file, program) && !rootPaths.has(file.path)) {
-                        addProgramDiagnosticAtRefPath(file, rootPaths, ts.Diagnostics.File_0_is_not_listed_within_the_file_list_of_project_1_Projects_must_list_all_files_or_use_an_include_pattern, file.fileName, options.configFilePath || "");
-                    }
-                }
-            }
-            if (options.paths) {
-                for (var key in options.paths) {
-                    if (!ts.hasProperty(options.paths, key)) {
-                        continue;
-                    }
-                    if (!ts.hasZeroOrOneAsteriskCharacter(key)) {
-                        createDiagnosticForOptionPaths(true, key, ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, key);
-                    }
-                    if (ts.isArray(options.paths[key])) {
-                        var len = options.paths[key].length;
-                        if (len === 0) {
-                            createDiagnosticForOptionPaths(false, key, ts.Diagnostics.Substitutions_for_pattern_0_shouldn_t_be_an_empty_array, key);
-                        }
-                        for (var i = 0; i < len; i++) {
-                            var subst = options.paths[key][i];
-                            var typeOfSubst = typeof subst;
-                            if (typeOfSubst === "string") {
-                                if (!ts.hasZeroOrOneAsteriskCharacter(subst)) {
-                                    createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_in_pattern_1_can_have_at_most_one_Asterisk_character, subst, key);
-                                }
-                                if (!options.baseUrl && !ts.pathIsRelative(subst) && !ts.pathIsAbsolute(subst)) {
-                                    createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Non_relative_paths_are_not_allowed_when_baseUrl_is_not_set_Did_you_forget_a_leading_Slash);
-                                }
-                            }
-                            else {
-                                createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2, subst, key, typeOfSubst);
-                            }
-                        }
-                    }
-                    else {
-                        createDiagnosticForOptionPaths(false, key, ts.Diagnostics.Substitutions_for_pattern_0_should_be_an_array, key);
-                    }
-                }
-            }
-            if (!options.sourceMap && !options.inlineSourceMap) {
-                if (options.inlineSources) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "inlineSources");
-                }
-                if (options.sourceRoot) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "sourceRoot");
-                }
-            }
-            if (options.out && options.outFile) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "outFile");
-            }
-            if (options.mapRoot && !(options.sourceMap || options.declarationMap)) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1_or_option_2, "mapRoot", "sourceMap", "declarationMap");
-            }
-            if (options.declarationDir) {
-                if (!ts.getEmitDeclarations(options)) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1_or_option_2, "declarationDir", "declaration", "composite");
-                }
-                if (outputFile) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declarationDir", options.out ? "out" : "outFile");
-                }
-            }
-            if (options.declarationMap && !ts.getEmitDeclarations(options)) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1_or_option_2, "declarationMap", "declaration", "composite");
-            }
-            if (options.lib && options.noLib) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib");
-            }
-            if (options.noImplicitUseStrict && ts.getStrictOptionValue(options, "alwaysStrict")) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict");
-            }
-            var languageVersion = options.target || 0;
-            var firstNonAmbientExternalModuleSourceFile = ts.find(files, function (f) { return ts.isExternalModule(f) && !f.isDeclarationFile; });
-            if (options.isolatedModules) {
-                if (options.module === ts.ModuleKind.None && languageVersion < 2) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher, "isolatedModules", "target");
-                }
-                var firstNonExternalModuleSourceFile = ts.find(files, function (f) { return !ts.isExternalModule(f) && !ts.isSourceFileJS(f) && !f.isDeclarationFile && f.scriptKind !== 6; });
-                if (firstNonExternalModuleSourceFile) {
-                    var span = ts.getErrorSpanForNode(firstNonExternalModuleSourceFile, firstNonExternalModuleSourceFile);
-                    programDiagnostics.add(ts.createFileDiagnostic(firstNonExternalModuleSourceFile, span.start, span.length, ts.Diagnostics._0_cannot_be_compiled_under_isolatedModules_because_it_is_considered_a_global_script_file_Add_an_import_export_or_an_empty_export_statement_to_make_it_a_module, ts.getBaseFileName(firstNonExternalModuleSourceFile.fileName)));
-                }
-            }
-            else if (firstNonAmbientExternalModuleSourceFile && languageVersion < 2 && options.module === ts.ModuleKind.None) {
-                var span = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator);
-                programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span.start, span.length, ts.Diagnostics.Cannot_use_imports_exports_or_module_augmentations_when_module_is_none));
-            }
-            if (outputFile && !options.emitDeclarationOnly) {
-                if (options.module && !(options.module === ts.ModuleKind.AMD || options.module === ts.ModuleKind.System)) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Only_amd_and_system_modules_are_supported_alongside_0, options.out ? "out" : "outFile", "module");
-                }
-                else if (options.module === undefined && firstNonAmbientExternalModuleSourceFile) {
-                    var span = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator);
-                    programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span.start, span.length, ts.Diagnostics.Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system, options.out ? "out" : "outFile"));
-                }
-            }
-            if (options.resolveJsonModule) {
-                if (ts.getEmitModuleResolutionKind(options) !== ts.ModuleResolutionKind.NodeJs) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy, "resolveJsonModule");
-                }
-                else if (!ts.hasJsonModuleEmitEnabled(options)) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_resolveJsonModule_can_only_be_specified_when_module_code_generation_is_commonjs_amd_es2015_or_esNext, "resolveJsonModule", "module");
-                }
-            }
-            if (options.outDir ||
-                options.sourceRoot ||
-                options.mapRoot) {
-                var dir = getCommonSourceDirectory();
-                if (options.outDir && dir === "" && files.some(function (file) { return ts.getRootLength(file.fileName) > 1; })) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files, "outDir");
-                }
-            }
-            if (options.useDefineForClassFields && languageVersion === 0) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_when_option_target_is_ES3, "useDefineForClassFields");
-            }
-            if (options.checkJs && !ts.getAllowJSCompilerOption(options)) {
-                programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "checkJs", "allowJs"));
-            }
-            if (options.emitDeclarationOnly) {
-                if (!ts.getEmitDeclarations(options)) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1_or_option_2, "emitDeclarationOnly", "declaration", "composite");
-                }
-                if (options.noEmit) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "emitDeclarationOnly", "noEmit");
-                }
-            }
-            if (options.emitDecoratorMetadata &&
-                !options.experimentalDecorators) {
-                createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators");
-            }
-            if (options.jsxFactory) {
-                if (options.reactNamespace) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "reactNamespace", "jsxFactory");
-                }
-                if (options.jsx === 4 || options.jsx === 5) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_when_option_jsx_is_1, "jsxFactory", ts.inverseJsxOptionMap.get("" + options.jsx));
-                }
-                if (!ts.parseIsolatedEntityName(options.jsxFactory, languageVersion)) {
-                    createOptionValueDiagnostic("jsxFactory", ts.Diagnostics.Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFactory);
-                }
-            }
-            else if (options.reactNamespace && !ts.isIdentifierText(options.reactNamespace, languageVersion)) {
-                createOptionValueDiagnostic("reactNamespace", ts.Diagnostics.Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier, options.reactNamespace);
-            }
-            if (options.jsxFragmentFactory) {
-                if (!options.jsxFactory) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "jsxFragmentFactory", "jsxFactory");
-                }
-                if (options.jsx === 4 || options.jsx === 5) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_when_option_jsx_is_1, "jsxFragmentFactory", ts.inverseJsxOptionMap.get("" + options.jsx));
-                }
-                if (!ts.parseIsolatedEntityName(options.jsxFragmentFactory, languageVersion)) {
-                    createOptionValueDiagnostic("jsxFragmentFactory", ts.Diagnostics.Invalid_value_for_jsxFragmentFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFragmentFactory);
-                }
-            }
-            if (options.reactNamespace) {
-                if (options.jsx === 4 || options.jsx === 5) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_when_option_jsx_is_1, "reactNamespace", ts.inverseJsxOptionMap.get("" + options.jsx));
-                }
-            }
-            if (options.jsxImportSource) {
-                if (options.jsx === 2) {
-                    createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_when_option_jsx_is_1, "jsxImportSource", ts.inverseJsxOptionMap.get("" + options.jsx));
-                }
-            }
-            if (!options.noEmit && !options.suppressOutputPathCheck) {
-                var emitHost = getEmitHost();
-                var emitFilesSeen_1 = new ts.Set();
-                ts.forEachEmittedFile(emitHost, function (emitFileNames) {
-                    if (!options.emitDeclarationOnly) {
-                        verifyEmitFilePath(emitFileNames.jsFilePath, emitFilesSeen_1);
-                    }
-                    verifyEmitFilePath(emitFileNames.declarationFilePath, emitFilesSeen_1);
-                });
-            }
-            function verifyEmitFilePath(emitFileName, emitFilesSeen) {
-                if (emitFileName) {
-                    var emitFilePath = toPath(emitFileName);
-                    if (filesByName.has(emitFilePath)) {
-                        var chain = void 0;
-                        if (!options.configFilePath) {
-                            chain = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig);
-                        }
-                        chain = ts.chainDiagnosticMessages(chain, ts.Diagnostics.Cannot_write_file_0_because_it_would_overwrite_input_file, emitFileName);
-                        blockEmittingOfFile(emitFileName, ts.createCompilerDiagnosticFromMessageChain(chain));
-                    }
-                    var emitFileKey = !host.useCaseSensitiveFileNames() ? ts.toFileNameLowerCase(emitFilePath) : emitFilePath;
-                    if (emitFilesSeen.has(emitFileKey)) {
-                        blockEmittingOfFile(emitFileName, ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files, emitFileName));
-                    }
-                    else {
-                        emitFilesSeen.add(emitFileKey);
-                    }
-                }
-            }
-        }
-        function createFileDiagnosticAtReference(refPathToReportErrorOn, message) {
-            var _a, _b;
-            var args = [];
-            for (var _i = 2; _i < arguments.length; _i++) {
-                args[_i - 2] = arguments[_i];
-            }
-            var refFile = ts.Debug.checkDefined(getSourceFileByPath(refPathToReportErrorOn.file));
-            var kind = refPathToReportErrorOn.kind, index = refPathToReportErrorOn.index;
-            var pos, end;
-            switch (kind) {
-                case ts.RefFileKind.Import:
-                    pos = ts.skipTrivia(refFile.text, refFile.imports[index].pos);
-                    end = refFile.imports[index].end;
-                    break;
-                case ts.RefFileKind.ReferenceFile:
-                    (_a = refFile.referencedFiles[index], pos = _a.pos, end = _a.end);
-                    break;
-                case ts.RefFileKind.TypeReferenceDirective:
-                    (_b = refFile.typeReferenceDirectives[index], pos = _b.pos, end = _b.end);
-                    break;
-                default:
-                    return ts.Debug.assertNever(kind);
-            }
-            return ts.createFileDiagnostic.apply(void 0, __spreadArrays([refFile, pos, end - pos, message], args));
-        }
-        function addProgramDiagnosticAtRefPath(file, rootPaths, message) {
-            var args = [];
-            for (var _i = 3; _i < arguments.length; _i++) {
-                args[_i - 3] = arguments[_i];
-            }
-            var refPaths = refFileMap === null || refFileMap === void 0 ? void 0 : refFileMap.get(file.path);
-            var refPathToReportErrorOn = ts.forEach(refPaths, function (refPath) { return rootPaths.has(refPath.file) ? refPath : undefined; }) ||
-                ts.elementAt(refPaths, 0);
-            programDiagnostics.add(refPathToReportErrorOn ? createFileDiagnosticAtReference.apply(void 0, __spreadArrays([refPathToReportErrorOn, message], args)) : ts.createCompilerDiagnostic.apply(void 0, __spreadArrays([message], args)));
-        }
-        function verifyProjectReferences() {
-            var buildInfoPath = !options.suppressOutputPathCheck ? ts.getTsBuildInfoEmitOutputFilePath(options) : undefined;
-            forEachProjectReference(projectReferences, resolvedProjectReferences, function (resolvedRef, parent, index) {
-                var ref = (parent ? parent.commandLine.projectReferences : projectReferences)[index];
-                var parentFile = parent && parent.sourceFile;
-                if (!resolvedRef) {
-                    createDiagnosticForReference(parentFile, index, ts.Diagnostics.File_0_not_found, ref.path);
-                    return;
-                }
-                var options = resolvedRef.commandLine.options;
-                if (!options.composite || options.noEmit) {
-                    var inputs = parent ? parent.commandLine.fileNames : rootNames;
-                    if (inputs.length) {
-                        if (!options.composite)
-                            createDiagnosticForReference(parentFile, index, ts.Diagnostics.Referenced_project_0_must_have_setting_composite_Colon_true, ref.path);
-                        if (options.noEmit)
-                            createDiagnosticForReference(parentFile, index, ts.Diagnostics.Referenced_project_0_may_not_disable_emit, ref.path);
-                    }
-                }
-                if (ref.prepend) {
-                    var out = ts.outFile(options);
-                    if (out) {
-                        if (!host.fileExists(out)) {
-                            createDiagnosticForReference(parentFile, index, ts.Diagnostics.Output_file_0_from_project_1_does_not_exist, out, ref.path);
-                        }
-                    }
-                    else {
-                        createDiagnosticForReference(parentFile, index, ts.Diagnostics.Cannot_prepend_project_0_because_it_does_not_have_outFile_set, ref.path);
-                    }
-                }
-                if (!parent && buildInfoPath && buildInfoPath === ts.getTsBuildInfoEmitOutputFilePath(options)) {
-                    createDiagnosticForReference(parentFile, index, ts.Diagnostics.Cannot_write_file_0_because_it_will_overwrite_tsbuildinfo_file_generated_by_referenced_project_1, buildInfoPath, ref.path);
-                    hasEmitBlockingDiagnostics.set(toPath(buildInfoPath), true);
-                }
-            });
-        }
-        function createDiagnosticForOptionPathKeyValue(key, valueIndex, message, arg0, arg1, arg2) {
-            var needCompilerDiagnostic = true;
-            var pathsSyntax = getOptionPathsSyntax();
-            for (var _i = 0, pathsSyntax_1 = pathsSyntax; _i < pathsSyntax_1.length; _i++) {
-                var pathProp = pathsSyntax_1[_i];
-                if (ts.isObjectLiteralExpression(pathProp.initializer)) {
-                    for (var _a = 0, _b = ts.getPropertyAssignment(pathProp.initializer, key); _a < _b.length; _a++) {
-                        var keyProps = _b[_a];
-                        var initializer = keyProps.initializer;
-                        if (ts.isArrayLiteralExpression(initializer) && initializer.elements.length > valueIndex) {
-                            programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, initializer.elements[valueIndex], message, arg0, arg1, arg2));
-                            needCompilerDiagnostic = false;
-                        }
-                    }
-                }
-            }
-            if (needCompilerDiagnostic) {
-                programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1, arg2));
-            }
-        }
-        function createDiagnosticForOptionPaths(onKey, key, message, arg0) {
-            var needCompilerDiagnostic = true;
-            var pathsSyntax = getOptionPathsSyntax();
-            for (var _i = 0, pathsSyntax_2 = pathsSyntax; _i < pathsSyntax_2.length; _i++) {
-                var pathProp = pathsSyntax_2[_i];
-                if (ts.isObjectLiteralExpression(pathProp.initializer) &&
-                    createOptionDiagnosticInObjectLiteralSyntax(pathProp.initializer, onKey, key, undefined, message, arg0)) {
-                    needCompilerDiagnostic = false;
-                }
-            }
-            if (needCompilerDiagnostic) {
-                programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0));
-            }
-        }
-        function getOptionsSyntaxByName(name) {
-            var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax();
-            if (compilerOptionsObjectLiteralSyntax) {
-                return ts.getPropertyAssignment(compilerOptionsObjectLiteralSyntax, name);
-            }
-            return undefined;
-        }
-        function getOptionPathsSyntax() {
-            return getOptionsSyntaxByName("paths") || ts.emptyArray;
-        }
-        function createDiagnosticForOptionName(message, option1, option2, option3) {
-            createDiagnosticForOption(true, option1, option2, message, option1, option2, option3);
-        }
-        function createOptionValueDiagnostic(option1, message, arg0) {
-            createDiagnosticForOption(false, option1, undefined, message, arg0);
-        }
-        function createDiagnosticForReference(sourceFile, index, message, arg0, arg1) {
-            var referencesSyntax = ts.firstDefined(ts.getTsConfigPropArray(sourceFile || options.configFile, "references"), function (property) { return ts.isArrayLiteralExpression(property.initializer) ? property.initializer : undefined; });
-            if (referencesSyntax && referencesSyntax.elements.length > index) {
-                programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(sourceFile || options.configFile, referencesSyntax.elements[index], message, arg0, arg1));
-            }
-            else {
-                programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1));
-            }
-        }
-        function createDiagnosticForOption(onKey, option1, option2, message, arg0, arg1, arg2) {
-            var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax();
-            var needCompilerDiagnostic = !compilerOptionsObjectLiteralSyntax ||
-                !createOptionDiagnosticInObjectLiteralSyntax(compilerOptionsObjectLiteralSyntax, onKey, option1, option2, message, arg0, arg1, arg2);
-            if (needCompilerDiagnostic) {
-                programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1, arg2));
-            }
-        }
-        function getCompilerOptionsObjectLiteralSyntax() {
-            if (_compilerOptionsObjectLiteralSyntax === undefined) {
-                _compilerOptionsObjectLiteralSyntax = null;
-                var jsonObjectLiteral = ts.getTsConfigObjectLiteralExpression(options.configFile);
-                if (jsonObjectLiteral) {
-                    for (var _i = 0, _a = ts.getPropertyAssignment(jsonObjectLiteral, "compilerOptions"); _i < _a.length; _i++) {
-                        var prop = _a[_i];
-                        if (ts.isObjectLiteralExpression(prop.initializer)) {
-                            _compilerOptionsObjectLiteralSyntax = prop.initializer;
-                            break;
-                        }
-                    }
-                }
-            }
-            return _compilerOptionsObjectLiteralSyntax;
-        }
-        function createOptionDiagnosticInObjectLiteralSyntax(objectLiteral, onKey, key1, key2, message, arg0, arg1, arg2) {
-            var props = ts.getPropertyAssignment(objectLiteral, key1, key2);
-            for (var _i = 0, props_3 = props; _i < props_3.length; _i++) {
-                var prop = props_3[_i];
-                programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, onKey ? prop.name : prop.initializer, message, arg0, arg1, arg2));
-            }
-            return !!props.length;
-        }
-        function blockEmittingOfFile(emitFileName, diag) {
-            hasEmitBlockingDiagnostics.set(toPath(emitFileName), true);
-            programDiagnostics.add(diag);
-        }
-        function isEmittedFile(file) {
-            if (options.noEmit) {
-                return false;
-            }
-            var filePath = toPath(file);
-            if (getSourceFileByPath(filePath)) {
-                return false;
-            }
-            var out = ts.outFile(options);
-            if (out) {
-                return isSameFile(filePath, out) || isSameFile(filePath, ts.removeFileExtension(out) + ".d.ts");
-            }
-            if (options.declarationDir && ts.containsPath(options.declarationDir, filePath, currentDirectory, !host.useCaseSensitiveFileNames())) {
-                return true;
-            }
-            if (options.outDir) {
-                return ts.containsPath(options.outDir, filePath, currentDirectory, !host.useCaseSensitiveFileNames());
-            }
-            if (ts.fileExtensionIsOneOf(filePath, ts.supportedJSExtensions) || ts.fileExtensionIs(filePath, ".d.ts")) {
-                var filePathWithoutExtension = ts.removeFileExtension(filePath);
-                return !!getSourceFileByPath((filePathWithoutExtension + ".ts")) ||
-                    !!getSourceFileByPath((filePathWithoutExtension + ".tsx"));
-            }
-            return false;
-        }
-        function isSameFile(file1, file2) {
-            return ts.comparePaths(file1, file2, currentDirectory, !host.useCaseSensitiveFileNames()) === 0;
-        }
-        function getSymlinkCache() {
-            if (host.getSymlinkCache) {
-                return host.getSymlinkCache();
-            }
-            return symlinks || (symlinks = ts.discoverProbableSymlinks(files, getCanonicalFileName, host.getCurrentDirectory()));
-        }
-    }
-    ts.createProgram = createProgram;
-    function updateHostForUseSourceOfProjectReferenceRedirect(host) {
-        var setOfDeclarationDirectories;
-        var originalFileExists = host.compilerHost.fileExists;
-        var originalDirectoryExists = host.compilerHost.directoryExists;
-        var originalGetDirectories = host.compilerHost.getDirectories;
-        var originalRealpath = host.compilerHost.realpath;
-        if (!host.useSourceOfProjectReferenceRedirect)
-            return { onProgramCreateComplete: ts.noop, fileExists: fileExists };
-        host.compilerHost.fileExists = fileExists;
-        var directoryExists;
-        if (originalDirectoryExists) {
-            directoryExists = host.compilerHost.directoryExists = function (path) {
-                if (originalDirectoryExists.call(host.compilerHost, path)) {
-                    handleDirectoryCouldBeSymlink(path);
-                    return true;
-                }
-                if (!host.getResolvedProjectReferences())
-                    return false;
-                if (!setOfDeclarationDirectories) {
-                    setOfDeclarationDirectories = new ts.Set();
-                    host.forEachResolvedProjectReference(function (ref) {
-                        var out = ts.outFile(ref.commandLine.options);
-                        if (out) {
-                            setOfDeclarationDirectories.add(ts.getDirectoryPath(host.toPath(out)));
-                        }
-                        else {
-                            var declarationDir = ref.commandLine.options.declarationDir || ref.commandLine.options.outDir;
-                            if (declarationDir) {
-                                setOfDeclarationDirectories.add(host.toPath(declarationDir));
-                            }
-                        }
-                    });
-                }
-                return fileOrDirectoryExistsUsingSource(path, false);
-            };
-        }
-        if (originalGetDirectories) {
-            host.compilerHost.getDirectories = function (path) {
-                return !host.getResolvedProjectReferences() || (originalDirectoryExists && originalDirectoryExists.call(host.compilerHost, path)) ?
-                    originalGetDirectories.call(host.compilerHost, path) :
-                    [];
-            };
-        }
-        if (originalRealpath) {
-            host.compilerHost.realpath = function (s) {
-                var _a;
-                return ((_a = host.getSymlinkCache().getSymlinkedFiles()) === null || _a === void 0 ? void 0 : _a.get(host.toPath(s))) ||
-                    originalRealpath.call(host.compilerHost, s);
-            };
-        }
-        return { onProgramCreateComplete: onProgramCreateComplete, fileExists: fileExists, directoryExists: directoryExists };
-        function onProgramCreateComplete() {
-            host.compilerHost.fileExists = originalFileExists;
-            host.compilerHost.directoryExists = originalDirectoryExists;
-            host.compilerHost.getDirectories = originalGetDirectories;
-        }
-        function fileExists(file) {
-            if (originalFileExists.call(host.compilerHost, file))
-                return true;
-            if (!host.getResolvedProjectReferences())
-                return false;
-            if (!ts.isDeclarationFileName(file))
-                return false;
-            return fileOrDirectoryExistsUsingSource(file, true);
-        }
-        function fileExistsIfProjectReferenceDts(file) {
-            var source = host.getSourceOfProjectReferenceRedirect(file);
-            return source !== undefined ?
-                ts.isString(source) ? originalFileExists.call(host.compilerHost, source) : true :
-                undefined;
-        }
-        function directoryExistsIfProjectReferenceDeclDir(dir) {
-            var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
-            return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
-                ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
-                ts.startsWith(dirPath, declDirPath + "/"); });
-        }
-        function handleDirectoryCouldBeSymlink(directory) {
-            var _a;
-            if (!host.getResolvedProjectReferences())
-                return;
-            if (!originalRealpath || !ts.stringContains(directory, ts.nodeModulesPathPart))
-                return;
-            var symlinkCache = host.getSymlinkCache();
-            var directoryPath = ts.ensureTrailingDirectorySeparator(host.toPath(directory));
-            if ((_a = symlinkCache.getSymlinkedDirectories()) === null || _a === void 0 ? void 0 : _a.has(directoryPath))
-                return;
-            var real = ts.normalizePath(originalRealpath.call(host.compilerHost, directory));
-            var realPath;
-            if (real === directory ||
-                (realPath = ts.ensureTrailingDirectorySeparator(host.toPath(real))) === directoryPath) {
-                symlinkCache.setSymlinkedDirectory(directoryPath, false);
-                return;
-            }
-            symlinkCache.setSymlinkedDirectory(directoryPath, {
-                real: ts.ensureTrailingDirectorySeparator(real),
-                realPath: realPath
-            });
-        }
-        function fileOrDirectoryExistsUsingSource(fileOrDirectory, isFile) {
-            var _a;
-            var fileOrDirectoryExistsUsingSource = isFile ?
-                function (file) { return fileExistsIfProjectReferenceDts(file); } :
-                function (dir) { return directoryExistsIfProjectReferenceDeclDir(dir); };
-            var result = fileOrDirectoryExistsUsingSource(fileOrDirectory);
-            if (result !== undefined)
-                return result;
-            var symlinkCache = host.getSymlinkCache();
-            var symlinkedDirectories = symlinkCache.getSymlinkedDirectories();
-            if (!symlinkedDirectories)
-                return false;
-            var fileOrDirectoryPath = host.toPath(fileOrDirectory);
-            if (!ts.stringContains(fileOrDirectoryPath, ts.nodeModulesPathPart))
-                return false;
-            if (isFile && ((_a = symlinkCache.getSymlinkedFiles()) === null || _a === void 0 ? void 0 : _a.has(fileOrDirectoryPath)))
-                return true;
-            return ts.firstDefinedIterator(symlinkedDirectories.entries(), function (_a) {
-                var directoryPath = _a[0], symlinkedDirectory = _a[1];
-                if (!symlinkedDirectory || !ts.startsWith(fileOrDirectoryPath, directoryPath))
-                    return undefined;
-                var result = fileOrDirectoryExistsUsingSource(fileOrDirectoryPath.replace(directoryPath, symlinkedDirectory.realPath));
-                if (isFile && result) {
-                    var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
-                }
-                return result;
-            }) || false;
-        }
-    }
-    ts.emitSkippedWithNoDiagnostics = { diagnostics: ts.emptyArray, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true };
-    function handleNoEmitOptions(program, sourceFile, writeFile, cancellationToken) {
-        var options = program.getCompilerOptions();
-        if (options.noEmit) {
-            program.getSemanticDiagnostics(sourceFile, cancellationToken);
-            return sourceFile || ts.outFile(options) ?
-                ts.emitSkippedWithNoDiagnostics :
-                program.emitBuildInfo(writeFile, cancellationToken);
-        }
-        if (!options.noEmitOnError)
-            return undefined;
-        var diagnostics = __spreadArrays(program.getOptionsDiagnostics(cancellationToken), program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken));
-        if (diagnostics.length === 0 && ts.getEmitDeclarations(program.getCompilerOptions())) {
-            diagnostics = program.getDeclarationDiagnostics(undefined, cancellationToken);
-        }
-        if (!diagnostics.length)
-            return undefined;
-        var emittedFiles;
-        if (!sourceFile && !ts.outFile(options)) {
-            var emitResult = program.emitBuildInfo(writeFile, cancellationToken);
-            if (emitResult.diagnostics)
-                diagnostics = __spreadArrays(diagnostics, emitResult.diagnostics);
-            emittedFiles = emitResult.emittedFiles;
-        }
-        return { diagnostics: diagnostics, sourceMaps: undefined, emittedFiles: emittedFiles, emitSkipped: true };
-    }
-    ts.handleNoEmitOptions = handleNoEmitOptions;
-    function filterSemanticDiagnotics(diagnostic, option) {
-        return ts.filter(diagnostic, function (d) { return !d.skippedOn || !option[d.skippedOn]; });
-    }
-    ts.filterSemanticDiagnotics = filterSemanticDiagnotics;
-    function parseConfigHostFromCompilerHostLike(host, directoryStructureHost) {
-        if (directoryStructureHost === void 0) { directoryStructureHost = host; }
-        return {
-            fileExists: function (f) { return directoryStructureHost.fileExists(f); },
-            readDirectory: function (root, extensions, excludes, includes, depth) {
-                ts.Debug.assertIsDefined(directoryStructureHost.readDirectory, "'CompilerHost.readDirectory' must be implemented to correctly process 'projectReferences'");
-                return directoryStructureHost.readDirectory(root, extensions, excludes, includes, depth);
-            },
-            readFile: function (f) { return directoryStructureHost.readFile(f); },
-            useCaseSensitiveFileNames: host.useCaseSensitiveFileNames(),
-            getCurrentDirectory: function () { return host.getCurrentDirectory(); },
-            onUnRecoverableConfigFileDiagnostic: host.onUnRecoverableConfigFileDiagnostic || ts.returnUndefined,
-            trace: host.trace ? function (s) { return host.trace(s); } : undefined
-        };
-    }
-    ts.parseConfigHostFromCompilerHostLike = parseConfigHostFromCompilerHostLike;
-    function createPrependNodes(projectReferences, getCommandLine, readFile) {
-        if (!projectReferences)
-            return ts.emptyArray;
-        var nodes;
-        for (var i = 0; i < projectReferences.length; i++) {
-            var ref = projectReferences[i];
-            var resolvedRefOpts = getCommandLine(ref, i);
-            if (ref.prepend && resolvedRefOpts && resolvedRefOpts.options) {
-                var out = ts.outFile(resolvedRefOpts.options);
-                if (!out)
-                    continue;
-                var _a = ts.getOutputPathsForBundle(resolvedRefOpts.options, true), jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath, declarationMapPath = _a.declarationMapPath, buildInfoPath = _a.buildInfoPath;
-                var node = ts.createInputFiles(readFile, jsFilePath, sourceMapFilePath, declarationFilePath, declarationMapPath, buildInfoPath);
-                (nodes || (nodes = [])).push(node);
-            }
-        }
-        return nodes || ts.emptyArray;
-    }
-    ts.createPrependNodes = createPrependNodes;
-    function resolveProjectReferencePath(hostOrRef, ref) {
-        var passedInRef = ref ? ref : hostOrRef;
-        return ts.resolveConfigFileProjectName(passedInRef.path);
-    }
-    ts.resolveProjectReferencePath = resolveProjectReferencePath;
-    function getResolutionDiagnostic(options, _a) {
-        var extension = _a.extension;
-        switch (extension) {
-            case ".ts":
-            case ".d.ts":
-                return undefined;
-            case ".tsx":
-                return needJsx();
-            case ".jsx":
-                return needJsx() || needAllowJs();
-            case ".js":
-                return needAllowJs();
-            case ".json":
-                return needResolveJsonModule();
-        }
-        function needJsx() {
-            return options.jsx ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_jsx_is_not_set;
-        }
-        function needAllowJs() {
-            return ts.getAllowJSCompilerOption(options) || !ts.getStrictOptionValue(options, "noImplicitAny") ? undefined : ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type;
-        }
-        function needResolveJsonModule() {
-            return options.resolveJsonModule ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_resolveJsonModule_is_not_used;
-        }
-    }
-    ts.getResolutionDiagnostic = getResolutionDiagnostic;
-    function getModuleNames(_a) {
-        var imports = _a.imports, moduleAugmentations = _a.moduleAugmentations;
-        var res = imports.map(function (i) { return i.text; });
-        for (var _i = 0, moduleAugmentations_1 = moduleAugmentations; _i < moduleAugmentations_1.length; _i++) {
-            var aug = moduleAugmentations_1[_i];
-            if (aug.kind === 10) {
-                res.push(aug.text);
-            }
-        }
-        return res;
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function getFileEmitOutput(program, sourceFile, emitOnlyDtsFiles, cancellationToken, customTransformers, forceDtsEmit) {
-        var outputFiles = [];
-        var _a = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers, forceDtsEmit), emitSkipped = _a.emitSkipped, diagnostics = _a.diagnostics, exportedModulesFromDeclarationEmit = _a.exportedModulesFromDeclarationEmit;
-        return { outputFiles: outputFiles, emitSkipped: emitSkipped, diagnostics: diagnostics, exportedModulesFromDeclarationEmit: exportedModulesFromDeclarationEmit };
-        function writeFile(fileName, text, writeByteOrderMark) {
-            outputFiles.push({ name: fileName, writeByteOrderMark: writeByteOrderMark, text: text });
-        }
-    }
-    ts.getFileEmitOutput = getFileEmitOutput;
-    var BuilderState;
-    (function (BuilderState) {
-        function getReferencedFileFromImportedModuleSymbol(symbol) {
-            if (symbol.declarations && symbol.declarations[0]) {
-                var declarationSourceFile = ts.getSourceFileOfNode(symbol.declarations[0]);
-                return declarationSourceFile && declarationSourceFile.resolvedPath;
-            }
-        }
-        function getReferencedFileFromImportLiteral(checker, importName) {
-            var symbol = checker.getSymbolAtLocation(importName);
-            return symbol && getReferencedFileFromImportedModuleSymbol(symbol);
-        }
-        function getReferencedFileFromFileName(program, fileName, sourceFileDirectory, getCanonicalFileName) {
-            return ts.toPath(program.getProjectReferenceRedirect(fileName) || fileName, sourceFileDirectory, getCanonicalFileName);
-        }
-        function getReferencedFiles(program, sourceFile, getCanonicalFileName) {
-            var referencedFiles;
-            if (sourceFile.imports && sourceFile.imports.length > 0) {
-                var checker = program.getTypeChecker();
-                for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) {
-                    var importName = _a[_i];
-                    var declarationSourceFilePath = getReferencedFileFromImportLiteral(checker, importName);
-                    if (declarationSourceFilePath) {
-                        addReferencedFile(declarationSourceFilePath);
-                    }
-                }
-            }
-            var sourceFileDirectory = ts.getDirectoryPath(sourceFile.resolvedPath);
-            if (sourceFile.referencedFiles && sourceFile.referencedFiles.length > 0) {
-                for (var _b = 0, _c = sourceFile.referencedFiles; _b < _c.length; _b++) {
-                    var referencedFile = _c[_b];
-                    var referencedPath = getReferencedFileFromFileName(program, referencedFile.fileName, sourceFileDirectory, getCanonicalFileName);
-                    addReferencedFile(referencedPath);
-                }
-            }
-            if (sourceFile.resolvedTypeReferenceDirectiveNames) {
-                sourceFile.resolvedTypeReferenceDirectiveNames.forEach(function (resolvedTypeReferenceDirective) {
-                    if (!resolvedTypeReferenceDirective) {
-                        return;
-                    }
-                    var fileName = resolvedTypeReferenceDirective.resolvedFileName;
-                    var typeFilePath = getReferencedFileFromFileName(program, fileName, sourceFileDirectory, getCanonicalFileName);
-                    addReferencedFile(typeFilePath);
-                });
-            }
-            if (sourceFile.moduleAugmentations.length) {
-                var checker = program.getTypeChecker();
-                for (var _d = 0, _e = sourceFile.moduleAugmentations; _d < _e.length; _d++) {
-                    var moduleName = _e[_d];
-                    if (!ts.isStringLiteral(moduleName)) {
-                        continue;
-                    }
-                    var symbol = checker.getSymbolAtLocation(moduleName);
-                    if (!symbol) {
-                        continue;
-                    }
-                    addReferenceFromAmbientModule(symbol);
-                }
-            }
-            for (var _f = 0, _g = program.getTypeChecker().getAmbientModules(); _f < _g.length; _f++) {
-                var ambientModule = _g[_f];
-                if (ambientModule.declarations.length > 1) {
-                    addReferenceFromAmbientModule(ambientModule);
-                }
-            }
-            return referencedFiles;
-            function addReferenceFromAmbientModule(symbol) {
-                for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) {
-                    var declaration = _a[_i];
-                    var declarationSourceFile = ts.getSourceFileOfNode(declaration);
-                    if (declarationSourceFile &&
-                        declarationSourceFile !== sourceFile) {
-                        addReferencedFile(declarationSourceFile.resolvedPath);
-                    }
-                }
-            }
-            function addReferencedFile(referencedPath) {
-                (referencedFiles || (referencedFiles = new ts.Set())).add(referencedPath);
-            }
-        }
-        function canReuseOldState(newReferencedMap, oldState) {
-            return oldState && !oldState.referencedMap === !newReferencedMap;
-        }
-        BuilderState.canReuseOldState = canReuseOldState;
-        function create(newProgram, getCanonicalFileName, oldState) {
-            var fileInfos = new ts.Map();
-            var referencedMap = newProgram.getCompilerOptions().module !== ts.ModuleKind.None ? new ts.Map() : undefined;
-            var exportedModulesMap = referencedMap ? new ts.Map() : undefined;
-            var hasCalledUpdateShapeSignature = new ts.Set();
-            var useOldState = canReuseOldState(referencedMap, oldState);
-            newProgram.getTypeChecker();
-            for (var _i = 0, _a = newProgram.getSourceFiles(); _i < _a.length; _i++) {
-                var sourceFile = _a[_i];
-                var version_2 = ts.Debug.checkDefined(sourceFile.version, "Program intended to be used with Builder should have source files with versions set");
-                var oldInfo = useOldState ? oldState.fileInfos.get(sourceFile.resolvedPath) : undefined;
-                if (referencedMap) {
-                    var newReferences = getReferencedFiles(newProgram, sourceFile, getCanonicalFileName);
-                    if (newReferences) {
-                        referencedMap.set(sourceFile.resolvedPath, newReferences);
-                    }
-                    if (useOldState) {
-                        var exportedModules = oldState.exportedModulesMap.get(sourceFile.resolvedPath);
-                        if (exportedModules) {
-                            exportedModulesMap.set(sourceFile.resolvedPath, exportedModules);
-                        }
-                    }
-                }
-                fileInfos.set(sourceFile.resolvedPath, { version: version_2, signature: oldInfo && oldInfo.signature, affectsGlobalScope: isFileAffectingGlobalScope(sourceFile) });
-            }
-            return {
-                fileInfos: fileInfos,
-                referencedMap: referencedMap,
-                exportedModulesMap: exportedModulesMap,
-                hasCalledUpdateShapeSignature: hasCalledUpdateShapeSignature
-            };
-        }
-        BuilderState.create = create;
-        function releaseCache(state) {
-            state.allFilesExcludingDefaultLibraryFile = undefined;
-            state.allFileNames = undefined;
-        }
-        BuilderState.releaseCache = releaseCache;
-        function clone(state) {
-            return {
-                fileInfos: new ts.Map(state.fileInfos),
-                referencedMap: state.referencedMap && new ts.Map(state.referencedMap),
-                exportedModulesMap: state.exportedModulesMap && new ts.Map(state.exportedModulesMap),
-                hasCalledUpdateShapeSignature: new ts.Set(state.hasCalledUpdateShapeSignature),
-            };
-        }
-        BuilderState.clone = clone;
-        function getFilesAffectedBy(state, programOfThisState, path, cancellationToken, computeHash, cacheToUpdateSignature, exportedModulesMapCache) {
-            var signatureCache = cacheToUpdateSignature || new ts.Map();
-            var sourceFile = programOfThisState.getSourceFileByPath(path);
-            if (!sourceFile) {
-                return ts.emptyArray;
-            }
-            if (!updateShapeSignature(state, programOfThisState, sourceFile, signatureCache, cancellationToken, computeHash, exportedModulesMapCache)) {
-                return [sourceFile];
-            }
-            var result = (state.referencedMap ? getFilesAffectedByUpdatedShapeWhenModuleEmit : getFilesAffectedByUpdatedShapeWhenNonModuleEmit)(state, programOfThisState, sourceFile, signatureCache, cancellationToken, computeHash, exportedModulesMapCache);
-            if (!cacheToUpdateSignature) {
-                updateSignaturesFromCache(state, signatureCache);
-            }
-            return result;
-        }
-        BuilderState.getFilesAffectedBy = getFilesAffectedBy;
-        function updateSignaturesFromCache(state, signatureCache) {
-            signatureCache.forEach(function (signature, path) { return updateSignatureOfFile(state, signature, path); });
-        }
-        BuilderState.updateSignaturesFromCache = updateSignaturesFromCache;
-        function updateSignatureOfFile(state, signature, path) {
-            state.fileInfos.get(path).signature = signature;
-            state.hasCalledUpdateShapeSignature.add(path);
-        }
-        BuilderState.updateSignatureOfFile = updateSignatureOfFile;
-        function updateShapeSignature(state, programOfThisState, sourceFile, cacheToUpdateSignature, cancellationToken, computeHash, exportedModulesMapCache) {
-            ts.Debug.assert(!!sourceFile);
-            ts.Debug.assert(!exportedModulesMapCache || !!state.exportedModulesMap, "Compute visible to outside map only if visibleToOutsideReferencedMap present in the state");
-            if (state.hasCalledUpdateShapeSignature.has(sourceFile.resolvedPath) || cacheToUpdateSignature.has(sourceFile.resolvedPath)) {
-                return false;
-            }
-            var info = state.fileInfos.get(sourceFile.resolvedPath);
-            if (!info)
-                return ts.Debug.fail();
-            var prevSignature = info.signature;
-            var latestSignature;
-            if (sourceFile.isDeclarationFile) {
-                latestSignature = sourceFile.version;
-                if (exportedModulesMapCache && latestSignature !== prevSignature) {
-                    var references = state.referencedMap ? state.referencedMap.get(sourceFile.resolvedPath) : undefined;
-                    exportedModulesMapCache.set(sourceFile.resolvedPath, references || false);
-                }
-            }
-            else {
-                var emitOutput_1 = getFileEmitOutput(programOfThisState, sourceFile, true, cancellationToken, undefined, true);
-                var firstDts_1 = emitOutput_1.outputFiles &&
-                    programOfThisState.getCompilerOptions().declarationMap ?
-                    emitOutput_1.outputFiles.length > 1 ? emitOutput_1.outputFiles[1] : undefined :
-                    emitOutput_1.outputFiles.length > 0 ? emitOutput_1.outputFiles[0] : undefined;
-                if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIs(firstDts_1.name, ".d.ts"), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
-                    latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
-                    if (exportedModulesMapCache && latestSignature !== prevSignature) {
-                        updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
-                    }
-                }
-                else {
-                    latestSignature = prevSignature;
-                }
-            }
-            cacheToUpdateSignature.set(sourceFile.resolvedPath, latestSignature);
-            return !prevSignature || latestSignature !== prevSignature;
-        }
-        BuilderState.updateShapeSignature = updateShapeSignature;
-        function updateExportedModules(sourceFile, exportedModulesFromDeclarationEmit, exportedModulesMapCache) {
-            if (!exportedModulesFromDeclarationEmit) {
-                exportedModulesMapCache.set(sourceFile.resolvedPath, false);
-                return;
-            }
-            var exportedModules;
-            exportedModulesFromDeclarationEmit.forEach(function (symbol) { return addExportedModule(getReferencedFileFromImportedModuleSymbol(symbol)); });
-            exportedModulesMapCache.set(sourceFile.resolvedPath, exportedModules || false);
-            function addExportedModule(exportedModulePath) {
-                if (exportedModulePath) {
-                    if (!exportedModules) {
-                        exportedModules = new ts.Set();
-                    }
-                    exportedModules.add(exportedModulePath);
-                }
-            }
-        }
-        function updateExportedFilesMapFromCache(state, exportedModulesMapCache) {
-            if (exportedModulesMapCache) {
-                ts.Debug.assert(!!state.exportedModulesMap);
-                exportedModulesMapCache.forEach(function (exportedModules, path) {
-                    if (exportedModules) {
-                        state.exportedModulesMap.set(path, exportedModules);
-                    }
-                    else {
-                        state.exportedModulesMap.delete(path);
-                    }
-                });
-            }
-        }
-        BuilderState.updateExportedFilesMapFromCache = updateExportedFilesMapFromCache;
-        function getAllDependencies(state, programOfThisState, sourceFile) {
-            var compilerOptions = programOfThisState.getCompilerOptions();
-            if (ts.outFile(compilerOptions)) {
-                return getAllFileNames(state, programOfThisState);
-            }
-            if (!state.referencedMap || isFileAffectingGlobalScope(sourceFile)) {
-                return getAllFileNames(state, programOfThisState);
-            }
-            var seenMap = new ts.Set();
-            var queue = [sourceFile.resolvedPath];
-            while (queue.length) {
-                var path = queue.pop();
-                if (!seenMap.has(path)) {
-                    seenMap.add(path);
-                    var references = state.referencedMap.get(path);
-                    if (references) {
-                        var iterator = references.keys();
-                        for (var iterResult = iterator.next(); !iterResult.done; iterResult = iterator.next()) {
-                            queue.push(iterResult.value);
-                        }
-                    }
-                }
-            }
-            return ts.arrayFrom(ts.mapDefinedIterator(seenMap.keys(), function (path) { var _a, _b; return (_b = (_a = programOfThisState.getSourceFileByPath(path)) === null || _a === void 0 ? void 0 : _a.fileName) !== null && _b !== void 0 ? _b : path; }));
-        }
-        BuilderState.getAllDependencies = getAllDependencies;
-        function getAllFileNames(state, programOfThisState) {
-            if (!state.allFileNames) {
-                var sourceFiles = programOfThisState.getSourceFiles();
-                state.allFileNames = sourceFiles === ts.emptyArray ? ts.emptyArray : sourceFiles.map(function (file) { return file.fileName; });
-            }
-            return state.allFileNames;
-        }
-        function getReferencedByPaths(state, referencedFilePath) {
-            return ts.arrayFrom(ts.mapDefinedIterator(state.referencedMap.entries(), function (_a) {
-                var filePath = _a[0], referencesInFile = _a[1];
-                return referencesInFile.has(referencedFilePath) ? filePath : undefined;
-            }));
-        }
-        BuilderState.getReferencedByPaths = getReferencedByPaths;
-        function containsOnlyAmbientModules(sourceFile) {
-            for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) {
-                var statement = _a[_i];
-                if (!ts.isModuleWithStringLiteralName(statement)) {
-                    return false;
-                }
-            }
-            return true;
-        }
-        function containsGlobalScopeAugmentation(sourceFile) {
-            return ts.some(sourceFile.moduleAugmentations, function (augmentation) { return ts.isGlobalScopeAugmentation(augmentation.parent); });
-        }
-        function isFileAffectingGlobalScope(sourceFile) {
-            return containsGlobalScopeAugmentation(sourceFile) ||
-                !ts.isExternalModule(sourceFile) && !containsOnlyAmbientModules(sourceFile);
-        }
-        function getAllFilesExcludingDefaultLibraryFile(state, programOfThisState, firstSourceFile) {
-            if (state.allFilesExcludingDefaultLibraryFile) {
-                return state.allFilesExcludingDefaultLibraryFile;
-            }
-            var result;
-            if (firstSourceFile)
-                addSourceFile(firstSourceFile);
-            for (var _i = 0, _a = programOfThisState.getSourceFiles(); _i < _a.length; _i++) {
-                var sourceFile = _a[_i];
-                if (sourceFile !== firstSourceFile) {
-                    addSourceFile(sourceFile);
-                }
-            }
-            state.allFilesExcludingDefaultLibraryFile = result || ts.emptyArray;
-            return state.allFilesExcludingDefaultLibraryFile;
-            function addSourceFile(sourceFile) {
-                if (!programOfThisState.isSourceFileDefaultLibrary(sourceFile)) {
-                    (result || (result = [])).push(sourceFile);
-                }
-            }
-        }
-        BuilderState.getAllFilesExcludingDefaultLibraryFile = getAllFilesExcludingDefaultLibraryFile;
-        function getFilesAffectedByUpdatedShapeWhenNonModuleEmit(state, programOfThisState, sourceFileWithUpdatedShape) {
-            var compilerOptions = programOfThisState.getCompilerOptions();
-            if (compilerOptions && ts.outFile(compilerOptions)) {
-                return [sourceFileWithUpdatedShape];
-            }
-            return getAllFilesExcludingDefaultLibraryFile(state, programOfThisState, sourceFileWithUpdatedShape);
-        }
-        function getFilesAffectedByUpdatedShapeWhenModuleEmit(state, programOfThisState, sourceFileWithUpdatedShape, cacheToUpdateSignature, cancellationToken, computeHash, exportedModulesMapCache) {
-            if (isFileAffectingGlobalScope(sourceFileWithUpdatedShape)) {
-                return getAllFilesExcludingDefaultLibraryFile(state, programOfThisState, sourceFileWithUpdatedShape);
-            }
-            var compilerOptions = programOfThisState.getCompilerOptions();
-            if (compilerOptions && (compilerOptions.isolatedModules || ts.outFile(compilerOptions))) {
-                return [sourceFileWithUpdatedShape];
-            }
-            var seenFileNamesMap = new ts.Map();
-            seenFileNamesMap.set(sourceFileWithUpdatedShape.resolvedPath, sourceFileWithUpdatedShape);
-            var queue = getReferencedByPaths(state, sourceFileWithUpdatedShape.resolvedPath);
-            while (queue.length > 0) {
-                var currentPath = queue.pop();
-                if (!seenFileNamesMap.has(currentPath)) {
-                    var currentSourceFile = programOfThisState.getSourceFileByPath(currentPath);
-                    seenFileNamesMap.set(currentPath, currentSourceFile);
-                    if (currentSourceFile && updateShapeSignature(state, programOfThisState, currentSourceFile, cacheToUpdateSignature, cancellationToken, computeHash, exportedModulesMapCache)) {
-                        queue.push.apply(queue, getReferencedByPaths(state, currentSourceFile.resolvedPath));
-                    }
-                }
-            }
-            return ts.arrayFrom(ts.mapDefinedIterator(seenFileNamesMap.values(), function (value) { return value; }));
-        }
-    })(BuilderState = ts.BuilderState || (ts.BuilderState = {}));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function hasSameKeys(map1, map2) {
-        return map1 === map2 || map1 !== undefined && map2 !== undefined && map1.size === map2.size && !ts.forEachKey(map1, function (key) { return !map2.has(key); });
-    }
-    function createBuilderProgramState(newProgram, getCanonicalFileName, oldState) {
-        var state = ts.BuilderState.create(newProgram, getCanonicalFileName, oldState);
-        state.program = newProgram;
-        var compilerOptions = newProgram.getCompilerOptions();
-        state.compilerOptions = compilerOptions;
-        if (!ts.outFile(compilerOptions)) {
-            state.semanticDiagnosticsPerFile = new ts.Map();
-        }
-        state.changedFilesSet = new ts.Set();
-        var useOldState = ts.BuilderState.canReuseOldState(state.referencedMap, oldState);
-        var oldCompilerOptions = useOldState ? oldState.compilerOptions : undefined;
-        var canCopySemanticDiagnostics = useOldState && oldState.semanticDiagnosticsPerFile && !!state.semanticDiagnosticsPerFile &&
-            !ts.compilerOptionsAffectSemanticDiagnostics(compilerOptions, oldCompilerOptions);
-        if (useOldState) {
-            if (!oldState.currentChangedFilePath) {
-                var affectedSignatures = oldState.currentAffectedFilesSignatures;
-                ts.Debug.assert(!oldState.affectedFiles && (!affectedSignatures || !affectedSignatures.size), "Cannot reuse if only few affected files of currentChangedFile were iterated");
-            }
-            var changedFilesSet = oldState.changedFilesSet;
-            if (canCopySemanticDiagnostics) {
-                ts.Debug.assert(!changedFilesSet || !ts.forEachKey(changedFilesSet, function (path) { return oldState.semanticDiagnosticsPerFile.has(path); }), "Semantic diagnostics shouldnt be available for changed files");
-            }
-            changedFilesSet === null || changedFilesSet === void 0 ? void 0 : changedFilesSet.forEach(function (value) { return state.changedFilesSet.add(value); });
-            if (!ts.outFile(compilerOptions) && oldState.affectedFilesPendingEmit) {
-                state.affectedFilesPendingEmit = oldState.affectedFilesPendingEmit.slice();
-                state.affectedFilesPendingEmitKind = oldState.affectedFilesPendingEmitKind && new ts.Map(oldState.affectedFilesPendingEmitKind);
-                state.affectedFilesPendingEmitIndex = oldState.affectedFilesPendingEmitIndex;
-                state.seenAffectedFiles = new ts.Set();
-            }
-        }
-        var referencedMap = state.referencedMap;
-        var oldReferencedMap = useOldState ? oldState.referencedMap : undefined;
-        var copyDeclarationFileDiagnostics = canCopySemanticDiagnostics && !compilerOptions.skipLibCheck === !oldCompilerOptions.skipLibCheck;
-        var copyLibFileDiagnostics = copyDeclarationFileDiagnostics && !compilerOptions.skipDefaultLibCheck === !oldCompilerOptions.skipDefaultLibCheck;
-        state.fileInfos.forEach(function (info, sourceFilePath) {
-            var oldInfo;
-            var newReferences;
-            if (!useOldState ||
-                !(oldInfo = oldState.fileInfos.get(sourceFilePath)) ||
-                oldInfo.version !== info.version ||
-                !hasSameKeys(newReferences = referencedMap && referencedMap.get(sourceFilePath), oldReferencedMap && oldReferencedMap.get(sourceFilePath)) ||
-                newReferences && ts.forEachKey(newReferences, function (path) { return !state.fileInfos.has(path) && oldState.fileInfos.has(path); })) {
-                state.changedFilesSet.add(sourceFilePath);
-            }
-            else if (canCopySemanticDiagnostics) {
-                var sourceFile = newProgram.getSourceFileByPath(sourceFilePath);
-                if (sourceFile.isDeclarationFile && !copyDeclarationFileDiagnostics) {
-                    return;
-                }
-                if (sourceFile.hasNoDefaultLib && !copyLibFileDiagnostics) {
-                    return;
-                }
-                var diagnostics = oldState.semanticDiagnosticsPerFile.get(sourceFilePath);
-                if (diagnostics) {
-                    state.semanticDiagnosticsPerFile.set(sourceFilePath, oldState.hasReusableDiagnostic ? convertToDiagnostics(diagnostics, newProgram, getCanonicalFileName) : diagnostics);
-                    if (!state.semanticDiagnosticsFromOldState) {
-                        state.semanticDiagnosticsFromOldState = new ts.Set();
-                    }
-                    state.semanticDiagnosticsFromOldState.add(sourceFilePath);
-                }
-            }
-        });
-        if (useOldState && ts.forEachEntry(oldState.fileInfos, function (info, sourceFilePath) { return info.affectsGlobalScope && !state.fileInfos.has(sourceFilePath); })) {
-            ts.BuilderState.getAllFilesExcludingDefaultLibraryFile(state, newProgram, undefined)
-                .forEach(function (file) { return state.changedFilesSet.add(file.resolvedPath); });
-        }
-        else if (oldCompilerOptions && !ts.outFile(compilerOptions) && ts.compilerOptionsAffectEmit(compilerOptions, oldCompilerOptions)) {
-            newProgram.getSourceFiles().forEach(function (f) { return addToAffectedFilesPendingEmit(state, f.resolvedPath, 1); });
-            ts.Debug.assert(!state.seenAffectedFiles || !state.seenAffectedFiles.size);
-            state.seenAffectedFiles = state.seenAffectedFiles || new ts.Set();
-        }
-        state.buildInfoEmitPending = !!state.changedFilesSet.size;
-        return state;
-    }
-    function convertToDiagnostics(diagnostics, newProgram, getCanonicalFileName) {
-        if (!diagnostics.length)
-            return ts.emptyArray;
-        var buildInfoDirectory = ts.getDirectoryPath(ts.getNormalizedAbsolutePath(ts.getTsBuildInfoEmitOutputFilePath(newProgram.getCompilerOptions()), newProgram.getCurrentDirectory()));
-        return diagnostics.map(function (diagnostic) {
-            var result = convertToDiagnosticRelatedInformation(diagnostic, newProgram, toPath);
-            result.reportsUnnecessary = diagnostic.reportsUnnecessary;
-            result.reportsDeprecated = diagnostic.reportDeprecated;
-            result.source = diagnostic.source;
-            result.skippedOn = diagnostic.skippedOn;
-            var relatedInformation = diagnostic.relatedInformation;
-            result.relatedInformation = relatedInformation ?
-                relatedInformation.length ?
-                    relatedInformation.map(function (r) { return convertToDiagnosticRelatedInformation(r, newProgram, toPath); }) :
-                    [] :
-                undefined;
-            return result;
-        });
-        function toPath(path) {
-            return ts.toPath(path, buildInfoDirectory, getCanonicalFileName);
-        }
-    }
-    function convertToDiagnosticRelatedInformation(diagnostic, newProgram, toPath) {
-        var file = diagnostic.file;
-        return __assign(__assign({}, diagnostic), { file: file ? newProgram.getSourceFileByPath(toPath(file)) : undefined });
-    }
-    function releaseCache(state) {
-        ts.BuilderState.releaseCache(state);
-        state.program = undefined;
-    }
-    function cloneBuilderProgramState(state) {
-        var newState = ts.BuilderState.clone(state);
-        newState.semanticDiagnosticsPerFile = state.semanticDiagnosticsPerFile && new ts.Map(state.semanticDiagnosticsPerFile);
-        newState.changedFilesSet = new ts.Set(state.changedFilesSet);
-        newState.affectedFiles = state.affectedFiles;
-        newState.affectedFilesIndex = state.affectedFilesIndex;
-        newState.currentChangedFilePath = state.currentChangedFilePath;
-        newState.currentAffectedFilesSignatures = state.currentAffectedFilesSignatures && new ts.Map(state.currentAffectedFilesSignatures);
-        newState.currentAffectedFilesExportedModulesMap = state.currentAffectedFilesExportedModulesMap && new ts.Map(state.currentAffectedFilesExportedModulesMap);
-        newState.seenAffectedFiles = state.seenAffectedFiles && new ts.Set(state.seenAffectedFiles);
-        newState.cleanedDiagnosticsOfLibFiles = state.cleanedDiagnosticsOfLibFiles;
-        newState.semanticDiagnosticsFromOldState = state.semanticDiagnosticsFromOldState && new ts.Set(state.semanticDiagnosticsFromOldState);
-        newState.program = state.program;
-        newState.compilerOptions = state.compilerOptions;
-        newState.affectedFilesPendingEmit = state.affectedFilesPendingEmit && state.affectedFilesPendingEmit.slice();
-        newState.affectedFilesPendingEmitKind = state.affectedFilesPendingEmitKind && new ts.Map(state.affectedFilesPendingEmitKind);
-        newState.affectedFilesPendingEmitIndex = state.affectedFilesPendingEmitIndex;
-        newState.seenEmittedFiles = state.seenEmittedFiles && new ts.Map(state.seenEmittedFiles);
-        newState.programEmitComplete = state.programEmitComplete;
-        return newState;
-    }
-    function assertSourceFileOkWithoutNextAffectedCall(state, sourceFile) {
-        ts.Debug.assert(!sourceFile || !state.affectedFiles || state.affectedFiles[state.affectedFilesIndex - 1] !== sourceFile || !state.semanticDiagnosticsPerFile.has(sourceFile.resolvedPath));
-    }
-    function getNextAffectedFile(state, cancellationToken, computeHash) {
-        while (true) {
-            var affectedFiles = state.affectedFiles;
-            if (affectedFiles) {
-                var seenAffectedFiles = state.seenAffectedFiles;
-                var affectedFilesIndex = state.affectedFilesIndex;
-                while (affectedFilesIndex < affectedFiles.length) {
-                    var affectedFile = affectedFiles[affectedFilesIndex];
-                    if (!seenAffectedFiles.has(affectedFile.resolvedPath)) {
-                        state.affectedFilesIndex = affectedFilesIndex;
-                        handleDtsMayChangeOfAffectedFile(state, affectedFile, cancellationToken, computeHash);
-                        return affectedFile;
-                    }
-                    affectedFilesIndex++;
-                }
-                state.changedFilesSet.delete(state.currentChangedFilePath);
-                state.currentChangedFilePath = undefined;
-                ts.BuilderState.updateSignaturesFromCache(state, state.currentAffectedFilesSignatures);
-                state.currentAffectedFilesSignatures.clear();
-                ts.BuilderState.updateExportedFilesMapFromCache(state, state.currentAffectedFilesExportedModulesMap);
-                state.affectedFiles = undefined;
-            }
-            var nextKey = state.changedFilesSet.keys().next();
-            if (nextKey.done) {
-                return undefined;
-            }
-            var program = ts.Debug.checkDefined(state.program);
-            var compilerOptions = program.getCompilerOptions();
-            if (ts.outFile(compilerOptions)) {
-                ts.Debug.assert(!state.semanticDiagnosticsPerFile);
-                return program;
-            }
-            if (!state.currentAffectedFilesSignatures)
-                state.currentAffectedFilesSignatures = new ts.Map();
-            if (state.exportedModulesMap) {
-                if (!state.currentAffectedFilesExportedModulesMap)
-                    state.currentAffectedFilesExportedModulesMap = new ts.Map();
-            }
-            state.affectedFiles = ts.BuilderState.getFilesAffectedBy(state, program, nextKey.value, cancellationToken, computeHash, state.currentAffectedFilesSignatures, state.currentAffectedFilesExportedModulesMap);
-            state.currentChangedFilePath = nextKey.value;
-            state.affectedFilesIndex = 0;
-            if (!state.seenAffectedFiles)
-                state.seenAffectedFiles = new ts.Set();
-        }
-    }
-    function getNextAffectedFilePendingEmit(state) {
-        var affectedFilesPendingEmit = state.affectedFilesPendingEmit;
-        if (affectedFilesPendingEmit) {
-            var seenEmittedFiles = (state.seenEmittedFiles || (state.seenEmittedFiles = new ts.Map()));
-            for (var i = state.affectedFilesPendingEmitIndex; i < affectedFilesPendingEmit.length; i++) {
-                var affectedFile = ts.Debug.checkDefined(state.program).getSourceFileByPath(affectedFilesPendingEmit[i]);
-                if (affectedFile) {
-                    var seenKind = seenEmittedFiles.get(affectedFile.resolvedPath);
-                    var emitKind = ts.Debug.checkDefined(ts.Debug.checkDefined(state.affectedFilesPendingEmitKind).get(affectedFile.resolvedPath));
-                    if (seenKind === undefined || seenKind < emitKind) {
-                        state.affectedFilesPendingEmitIndex = i;
-                        return { affectedFile: affectedFile, emitKind: emitKind };
-                    }
-                }
-            }
-            state.affectedFilesPendingEmit = undefined;
-            state.affectedFilesPendingEmitKind = undefined;
-            state.affectedFilesPendingEmitIndex = undefined;
-        }
-        return undefined;
-    }
-    function handleDtsMayChangeOfAffectedFile(state, affectedFile, cancellationToken, computeHash) {
-        removeSemanticDiagnosticsOf(state, affectedFile.resolvedPath);
-        if (state.allFilesExcludingDefaultLibraryFile === state.affectedFiles) {
-            if (!state.cleanedDiagnosticsOfLibFiles) {
-                state.cleanedDiagnosticsOfLibFiles = true;
-                var program_1 = ts.Debug.checkDefined(state.program);
-                var options_2 = program_1.getCompilerOptions();
-                ts.forEach(program_1.getSourceFiles(), function (f) {
-                    return program_1.isSourceFileDefaultLibrary(f) &&
-                        !ts.skipTypeChecking(f, options_2, program_1) &&
-                        removeSemanticDiagnosticsOf(state, f.resolvedPath);
-                });
-            }
-            return;
-        }
-        if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
-            forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
-        }
-    }
-    function handleDtsMayChangeOf(state, path, cancellationToken, computeHash) {
-        removeSemanticDiagnosticsOf(state, path);
-        if (!state.changedFilesSet.has(path)) {
-            var program = ts.Debug.checkDefined(state.program);
-            var sourceFile = program.getSourceFileByPath(path);
-            if (sourceFile) {
-                ts.BuilderState.updateShapeSignature(state, program, sourceFile, ts.Debug.checkDefined(state.currentAffectedFilesSignatures), cancellationToken, computeHash, state.currentAffectedFilesExportedModulesMap);
-                if (ts.getEmitDeclarations(state.compilerOptions)) {
-                    addToAffectedFilesPendingEmit(state, path, 0);
-                }
-            }
-        }
-        return false;
-    }
-    function removeSemanticDiagnosticsOf(state, path) {
-        if (!state.semanticDiagnosticsFromOldState) {
-            return true;
-        }
-        state.semanticDiagnosticsFromOldState.delete(path);
-        state.semanticDiagnosticsPerFile.delete(path);
-        return !state.semanticDiagnosticsFromOldState.size;
-    }
-    function isChangedSignature(state, path) {
-        var newSignature = ts.Debug.checkDefined(state.currentAffectedFilesSignatures).get(path);
-        var oldSignature = ts.Debug.checkDefined(state.fileInfos.get(path)).signature;
-        return newSignature !== oldSignature;
-    }
-    function forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, fn) {
-        if (!state.exportedModulesMap || !state.changedFilesSet.has(affectedFile.resolvedPath)) {
-            return;
-        }
-        if (!isChangedSignature(state, affectedFile.resolvedPath))
-            return;
-        if (state.compilerOptions.isolatedModules) {
-            var seenFileNamesMap = new ts.Map();
-            seenFileNamesMap.set(affectedFile.resolvedPath, true);
-            var queue = ts.BuilderState.getReferencedByPaths(state, affectedFile.resolvedPath);
-            while (queue.length > 0) {
-                var currentPath = queue.pop();
-                if (!seenFileNamesMap.has(currentPath)) {
-                    seenFileNamesMap.set(currentPath, true);
-                    var result = fn(state, currentPath);
-                    if (result && isChangedSignature(state, currentPath)) {
-                        var currentSourceFile = ts.Debug.checkDefined(state.program).getSourceFileByPath(currentPath);
-                        queue.push.apply(queue, ts.BuilderState.getReferencedByPaths(state, currentSourceFile.resolvedPath));
-                    }
-                }
-            }
-        }
-        ts.Debug.assert(!!state.currentAffectedFilesExportedModulesMap);
-        var seenFileAndExportsOfFile = new ts.Set();
-        if (ts.forEachEntry(state.currentAffectedFilesExportedModulesMap, function (exportedModules, exportedFromPath) {
-            return exportedModules &&
-                exportedModules.has(affectedFile.resolvedPath) &&
-                forEachFilesReferencingPath(state, exportedFromPath, seenFileAndExportsOfFile, fn);
-        })) {
-            return;
-        }
-        ts.forEachEntry(state.exportedModulesMap, function (exportedModules, exportedFromPath) {
-            return !state.currentAffectedFilesExportedModulesMap.has(exportedFromPath) &&
-                exportedModules.has(affectedFile.resolvedPath) &&
-                forEachFilesReferencingPath(state, exportedFromPath, seenFileAndExportsOfFile, fn);
-        });
-    }
-    function forEachFilesReferencingPath(state, referencedPath, seenFileAndExportsOfFile, fn) {
-        return ts.forEachEntry(state.referencedMap, function (referencesInFile, filePath) {
-            return referencesInFile.has(referencedPath) && forEachFileAndExportsOfFile(state, filePath, seenFileAndExportsOfFile, fn);
-        });
-    }
-    function forEachFileAndExportsOfFile(state, filePath, seenFileAndExportsOfFile, fn) {
-        if (!ts.tryAddToSet(seenFileAndExportsOfFile, filePath)) {
-            return false;
-        }
-        if (fn(state, filePath)) {
-            return true;
-        }
-        ts.Debug.assert(!!state.currentAffectedFilesExportedModulesMap);
-        if (ts.forEachEntry(state.currentAffectedFilesExportedModulesMap, function (exportedModules, exportedFromPath) {
-            return exportedModules &&
-                exportedModules.has(filePath) &&
-                forEachFileAndExportsOfFile(state, exportedFromPath, seenFileAndExportsOfFile, fn);
-        })) {
-            return true;
-        }
-        if (ts.forEachEntry(state.exportedModulesMap, function (exportedModules, exportedFromPath) {
-            return !state.currentAffectedFilesExportedModulesMap.has(exportedFromPath) &&
-                exportedModules.has(filePath) &&
-                forEachFileAndExportsOfFile(state, exportedFromPath, seenFileAndExportsOfFile, fn);
-        })) {
-            return true;
-        }
-        return !!ts.forEachEntry(state.referencedMap, function (referencesInFile, referencingFilePath) {
-            return referencesInFile.has(filePath) &&
-                !seenFileAndExportsOfFile.has(referencingFilePath) &&
-                fn(state, referencingFilePath);
-        });
-    }
-    function doneWithAffectedFile(state, affected, emitKind, isPendingEmit, isBuildInfoEmit) {
-        if (isBuildInfoEmit) {
-            state.buildInfoEmitPending = false;
-        }
-        else if (affected === state.program) {
-            state.changedFilesSet.clear();
-            state.programEmitComplete = true;
-        }
-        else {
-            state.seenAffectedFiles.add(affected.resolvedPath);
-            if (emitKind !== undefined) {
-                (state.seenEmittedFiles || (state.seenEmittedFiles = new ts.Map())).set(affected.resolvedPath, emitKind);
-            }
-            if (isPendingEmit) {
-                state.affectedFilesPendingEmitIndex++;
-                state.buildInfoEmitPending = true;
-            }
-            else {
-                state.affectedFilesIndex++;
-            }
-        }
-    }
-    function toAffectedFileResult(state, result, affected) {
-        doneWithAffectedFile(state, affected);
-        return { result: result, affected: affected };
-    }
-    function toAffectedFileEmitResult(state, result, affected, emitKind, isPendingEmit, isBuildInfoEmit) {
-        doneWithAffectedFile(state, affected, emitKind, isPendingEmit, isBuildInfoEmit);
-        return { result: result, affected: affected };
-    }
-    function getSemanticDiagnosticsOfFile(state, sourceFile, cancellationToken) {
-        return ts.concatenate(getBinderAndCheckerDiagnosticsOfFile(state, sourceFile, cancellationToken), ts.Debug.checkDefined(state.program).getProgramDiagnostics(sourceFile));
-    }
-    function getBinderAndCheckerDiagnosticsOfFile(state, sourceFile, cancellationToken) {
-        var path = sourceFile.resolvedPath;
-        if (state.semanticDiagnosticsPerFile) {
-            var cachedDiagnostics = state.semanticDiagnosticsPerFile.get(path);
-            if (cachedDiagnostics) {
-                return ts.filterSemanticDiagnotics(cachedDiagnostics, state.compilerOptions);
-            }
-        }
-        var diagnostics = ts.Debug.checkDefined(state.program).getBindAndCheckDiagnostics(sourceFile, cancellationToken);
-        if (state.semanticDiagnosticsPerFile) {
-            state.semanticDiagnosticsPerFile.set(path, diagnostics);
-        }
-        return ts.filterSemanticDiagnotics(diagnostics, state.compilerOptions);
-    }
-    function getProgramBuildInfo(state, getCanonicalFileName) {
-        if (ts.outFile(state.compilerOptions))
-            return undefined;
-        var currentDirectory = ts.Debug.checkDefined(state.program).getCurrentDirectory();
-        var buildInfoDirectory = ts.getDirectoryPath(ts.getNormalizedAbsolutePath(ts.getTsBuildInfoEmitOutputFilePath(state.compilerOptions), currentDirectory));
-        var fileInfos = {};
-        state.fileInfos.forEach(function (value, key) {
-            var signature = state.currentAffectedFilesSignatures && state.currentAffectedFilesSignatures.get(key);
-            fileInfos[relativeToBuildInfo(key)] = signature === undefined ? value : { version: value.version, signature: signature, affectsGlobalScope: value.affectsGlobalScope };
-        });
-        var result = {
-            fileInfos: fileInfos,
-            options: convertToReusableCompilerOptions(state.compilerOptions, relativeToBuildInfoEnsuringAbsolutePath)
-        };
-        if (state.referencedMap) {
-            var referencedMap = {};
-            for (var _i = 0, _a = ts.arrayFrom(state.referencedMap.keys()).sort(ts.compareStringsCaseSensitive); _i < _a.length; _i++) {
-                var key = _a[_i];
-                referencedMap[relativeToBuildInfo(key)] = ts.arrayFrom(state.referencedMap.get(key).keys(), relativeToBuildInfo).sort(ts.compareStringsCaseSensitive);
-            }
-            result.referencedMap = referencedMap;
-        }
-        if (state.exportedModulesMap) {
-            var exportedModulesMap = {};
-            for (var _b = 0, _c = ts.arrayFrom(state.exportedModulesMap.keys()).sort(ts.compareStringsCaseSensitive); _b < _c.length; _b++) {
-                var key = _c[_b];
-                var newValue = state.currentAffectedFilesExportedModulesMap && state.currentAffectedFilesExportedModulesMap.get(key);
-                if (newValue === undefined)
-                    exportedModulesMap[relativeToBuildInfo(key)] = ts.arrayFrom(state.exportedModulesMap.get(key).keys(), relativeToBuildInfo).sort(ts.compareStringsCaseSensitive);
-                else if (newValue)
-                    exportedModulesMap[relativeToBuildInfo(key)] = ts.arrayFrom(newValue.keys(), relativeToBuildInfo).sort(ts.compareStringsCaseSensitive);
-            }
-            result.exportedModulesMap = exportedModulesMap;
-        }
-        if (state.semanticDiagnosticsPerFile) {
-            var semanticDiagnosticsPerFile = [];
-            for (var _d = 0, _e = ts.arrayFrom(state.semanticDiagnosticsPerFile.keys()).sort(ts.compareStringsCaseSensitive); _d < _e.length; _d++) {
-                var key = _e[_d];
-                var value = state.semanticDiagnosticsPerFile.get(key);
-                semanticDiagnosticsPerFile.push(value.length ?
-                    [
-                        relativeToBuildInfo(key),
-                        state.hasReusableDiagnostic ?
-                            value :
-                            convertToReusableDiagnostics(value, relativeToBuildInfo)
-                    ] :
-                    relativeToBuildInfo(key));
-            }
-            result.semanticDiagnosticsPerFile = semanticDiagnosticsPerFile;
-        }
-        if (state.affectedFilesPendingEmit) {
-            var affectedFilesPendingEmit = [];
-            var seenFiles = new ts.Set();
-            for (var _f = 0, _g = state.affectedFilesPendingEmit.slice(state.affectedFilesPendingEmitIndex).sort(ts.compareStringsCaseSensitive); _f < _g.length; _f++) {
-                var path = _g[_f];
-                if (ts.tryAddToSet(seenFiles, path)) {
-                    affectedFilesPendingEmit.push([relativeToBuildInfo(path), state.affectedFilesPendingEmitKind.get(path)]);
-                }
-            }
-            result.affectedFilesPendingEmit = affectedFilesPendingEmit;
-        }
-        return result;
-        function relativeToBuildInfoEnsuringAbsolutePath(path) {
-            return relativeToBuildInfo(ts.getNormalizedAbsolutePath(path, currentDirectory));
-        }
-        function relativeToBuildInfo(path) {
-            return ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(buildInfoDirectory, path, getCanonicalFileName));
-        }
-    }
-    function convertToReusableCompilerOptions(options, relativeToBuildInfo) {
-        var result = {};
-        var optionsNameMap = ts.getOptionsNameMap().optionsNameMap;
-        for (var name in options) {
-            if (ts.hasProperty(options, name)) {
-                result[name] = convertToReusableCompilerOptionValue(optionsNameMap.get(name.toLowerCase()), options[name], relativeToBuildInfo);
-            }
-        }
-        if (result.configFilePath) {
-            result.configFilePath = relativeToBuildInfo(result.configFilePath);
-        }
-        return result;
-    }
-    function convertToReusableCompilerOptionValue(option, value, relativeToBuildInfo) {
-        if (option) {
-            if (option.type === "list") {
-                var values = value;
-                if (option.element.isFilePath && values.length) {
-                    return values.map(relativeToBuildInfo);
-                }
-            }
-            else if (option.isFilePath) {
-                return relativeToBuildInfo(value);
-            }
-        }
-        return value;
-    }
-    function convertToReusableDiagnostics(diagnostics, relativeToBuildInfo) {
-        ts.Debug.assert(!!diagnostics.length);
-        return diagnostics.map(function (diagnostic) {
-            var result = convertToReusableDiagnosticRelatedInformation(diagnostic, relativeToBuildInfo);
-            result.reportsUnnecessary = diagnostic.reportsUnnecessary;
-            result.reportDeprecated = diagnostic.reportsDeprecated;
-            result.source = diagnostic.source;
-            result.skippedOn = diagnostic.skippedOn;
-            var relatedInformation = diagnostic.relatedInformation;
-            result.relatedInformation = relatedInformation ?
-                relatedInformation.length ?
-                    relatedInformation.map(function (r) { return convertToReusableDiagnosticRelatedInformation(r, relativeToBuildInfo); }) :
-                    [] :
-                undefined;
-            return result;
-        });
-    }
-    function convertToReusableDiagnosticRelatedInformation(diagnostic, relativeToBuildInfo) {
-        var file = diagnostic.file;
-        return __assign(__assign({}, diagnostic), { file: file ? relativeToBuildInfo(file.resolvedPath) : undefined });
-    }
-    var BuilderProgramKind;
-    (function (BuilderProgramKind) {
-        BuilderProgramKind[BuilderProgramKind["SemanticDiagnosticsBuilderProgram"] = 0] = "SemanticDiagnosticsBuilderProgram";
-        BuilderProgramKind[BuilderProgramKind["EmitAndSemanticDiagnosticsBuilderProgram"] = 1] = "EmitAndSemanticDiagnosticsBuilderProgram";
-    })(BuilderProgramKind = ts.BuilderProgramKind || (ts.BuilderProgramKind = {}));
-    function getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences) {
-        var host;
-        var newProgram;
-        var oldProgram;
-        if (newProgramOrRootNames === undefined) {
-            ts.Debug.assert(hostOrOptions === undefined);
-            host = oldProgramOrHost;
-            oldProgram = configFileParsingDiagnosticsOrOldProgram;
-            ts.Debug.assert(!!oldProgram);
-            newProgram = oldProgram.getProgram();
-        }
-        else if (ts.isArray(newProgramOrRootNames)) {
-            oldProgram = configFileParsingDiagnosticsOrOldProgram;
-            newProgram = ts.createProgram({
-                rootNames: newProgramOrRootNames,
-                options: hostOrOptions,
-                host: oldProgramOrHost,
-                oldProgram: oldProgram && oldProgram.getProgramOrUndefined(),
-                configFileParsingDiagnostics: configFileParsingDiagnostics,
-                projectReferences: projectReferences
-            });
-            host = oldProgramOrHost;
-        }
-        else {
-            newProgram = newProgramOrRootNames;
-            host = hostOrOptions;
-            oldProgram = oldProgramOrHost;
-            configFileParsingDiagnostics = configFileParsingDiagnosticsOrOldProgram;
-        }
-        return { host: host, newProgram: newProgram, oldProgram: oldProgram, configFileParsingDiagnostics: configFileParsingDiagnostics || ts.emptyArray };
-    }
-    ts.getBuilderCreationParameters = getBuilderCreationParameters;
-    function createBuilderProgram(kind, _a) {
-        var newProgram = _a.newProgram, host = _a.host, oldProgram = _a.oldProgram, configFileParsingDiagnostics = _a.configFileParsingDiagnostics;
-        var oldState = oldProgram && oldProgram.getState();
-        if (oldState && newProgram === oldState.program && configFileParsingDiagnostics === newProgram.getConfigFileParsingDiagnostics()) {
-            newProgram = undefined;
-            oldState = undefined;
-            return oldProgram;
-        }
-        var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames());
-        var computeHash = ts.maybeBind(host, host.createHash);
-        var state = createBuilderProgramState(newProgram, getCanonicalFileName, oldState);
-        var backupState;
-        newProgram.getProgramBuildInfo = function () { return getProgramBuildInfo(state, getCanonicalFileName); };
-        newProgram = undefined;
-        oldProgram = undefined;
-        oldState = undefined;
-        var builderProgram = createRedirectedBuilderProgram(state, configFileParsingDiagnostics);
-        builderProgram.getState = function () { return state; };
-        builderProgram.backupState = function () {
-            ts.Debug.assert(backupState === undefined);
-            backupState = cloneBuilderProgramState(state);
-        };
-        builderProgram.restoreState = function () {
-            state = ts.Debug.checkDefined(backupState);
-            backupState = undefined;
-        };
-        builderProgram.getAllDependencies = function (sourceFile) { return ts.BuilderState.getAllDependencies(state, ts.Debug.checkDefined(state.program), sourceFile); };
-        builderProgram.getSemanticDiagnostics = getSemanticDiagnostics;
-        builderProgram.emit = emit;
-        builderProgram.releaseProgram = function () {
-            releaseCache(state);
-            backupState = undefined;
-        };
-        if (kind === BuilderProgramKind.SemanticDiagnosticsBuilderProgram) {
-            builderProgram.getSemanticDiagnosticsOfNextAffectedFile = getSemanticDiagnosticsOfNextAffectedFile;
-        }
-        else if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) {
-            builderProgram.getSemanticDiagnosticsOfNextAffectedFile = getSemanticDiagnosticsOfNextAffectedFile;
-            builderProgram.emitNextAffectedFile = emitNextAffectedFile;
-            builderProgram.emitBuildInfo = emitBuildInfo;
-        }
-        else {
-            ts.notImplemented();
-        }
-        return builderProgram;
-        function emitBuildInfo(writeFile, cancellationToken) {
-            if (state.buildInfoEmitPending) {
-                var result = ts.Debug.checkDefined(state.program).emitBuildInfo(writeFile || ts.maybeBind(host, host.writeFile), cancellationToken);
-                state.buildInfoEmitPending = false;
-                return result;
-            }
-            return ts.emitSkippedWithNoDiagnostics;
-        }
-        function emitNextAffectedFile(writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
-            var affected = getNextAffectedFile(state, cancellationToken, computeHash);
-            var emitKind = 1;
-            var isPendingEmitFile = false;
-            if (!affected) {
-                if (!ts.outFile(state.compilerOptions)) {
-                    var pendingAffectedFile = getNextAffectedFilePendingEmit(state);
-                    if (!pendingAffectedFile) {
-                        if (!state.buildInfoEmitPending) {
-                            return undefined;
-                        }
-                        var affected_1 = ts.Debug.checkDefined(state.program);
-                        return toAffectedFileEmitResult(state, affected_1.emitBuildInfo(writeFile || ts.maybeBind(host, host.writeFile), cancellationToken), affected_1, 1, false, true);
-                    }
-                    (affected = pendingAffectedFile.affectedFile, emitKind = pendingAffectedFile.emitKind);
-                    isPendingEmitFile = true;
-                }
-                else {
-                    var program = ts.Debug.checkDefined(state.program);
-                    if (state.programEmitComplete)
-                        return undefined;
-                    affected = program;
-                }
-            }
-            return toAffectedFileEmitResult(state, ts.Debug.checkDefined(state.program).emit(affected === state.program ? undefined : affected, writeFile || ts.maybeBind(host, host.writeFile), cancellationToken, emitOnlyDtsFiles || emitKind === 0, customTransformers), affected, emitKind, isPendingEmitFile);
-        }
-        function emit(targetSourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
-            var restorePendingEmitOnHandlingNoEmitSuccess = false;
-            var savedAffectedFilesPendingEmit;
-            var savedAffectedFilesPendingEmitKind;
-            var savedAffectedFilesPendingEmitIndex;
-            if (kind !== BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram &&
-                !targetSourceFile &&
-                !ts.outFile(state.compilerOptions) &&
-                !state.compilerOptions.noEmit &&
-                state.compilerOptions.noEmitOnError) {
-                restorePendingEmitOnHandlingNoEmitSuccess = true;
-                savedAffectedFilesPendingEmit = state.affectedFilesPendingEmit && state.affectedFilesPendingEmit.slice();
-                savedAffectedFilesPendingEmitKind = state.affectedFilesPendingEmitKind && new ts.Map(state.affectedFilesPendingEmitKind);
-                savedAffectedFilesPendingEmitIndex = state.affectedFilesPendingEmitIndex;
-            }
-            if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) {
-                assertSourceFileOkWithoutNextAffectedCall(state, targetSourceFile);
-            }
-            var result = ts.handleNoEmitOptions(builderProgram, targetSourceFile, writeFile, cancellationToken);
-            if (result)
-                return result;
-            if (restorePendingEmitOnHandlingNoEmitSuccess) {
-                state.affectedFilesPendingEmit = savedAffectedFilesPendingEmit;
-                state.affectedFilesPendingEmitKind = savedAffectedFilesPendingEmitKind;
-                state.affectedFilesPendingEmitIndex = savedAffectedFilesPendingEmitIndex;
-            }
-            if (!targetSourceFile && kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) {
-                var sourceMaps = [];
-                var emitSkipped = false;
-                var diagnostics = void 0;
-                var emittedFiles = [];
-                var affectedEmitResult = void 0;
-                while (affectedEmitResult = emitNextAffectedFile(writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers)) {
-                    emitSkipped = emitSkipped || affectedEmitResult.result.emitSkipped;
-                    diagnostics = ts.addRange(diagnostics, affectedEmitResult.result.diagnostics);
-                    emittedFiles = ts.addRange(emittedFiles, affectedEmitResult.result.emittedFiles);
-                    sourceMaps = ts.addRange(sourceMaps, affectedEmitResult.result.sourceMaps);
-                }
-                return {
-                    emitSkipped: emitSkipped,
-                    diagnostics: diagnostics || ts.emptyArray,
-                    emittedFiles: emittedFiles,
-                    sourceMaps: sourceMaps
-                };
-            }
-            return ts.Debug.checkDefined(state.program).emit(targetSourceFile, writeFile || ts.maybeBind(host, host.writeFile), cancellationToken, emitOnlyDtsFiles, customTransformers);
-        }
-        function getSemanticDiagnosticsOfNextAffectedFile(cancellationToken, ignoreSourceFile) {
-            while (true) {
-                var affected = getNextAffectedFile(state, cancellationToken, computeHash);
-                if (!affected) {
-                    return undefined;
-                }
-                else if (affected === state.program) {
-                    return toAffectedFileResult(state, state.program.getSemanticDiagnostics(undefined, cancellationToken), affected);
-                }
-                if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram || state.compilerOptions.noEmit || state.compilerOptions.noEmitOnError) {
-                    addToAffectedFilesPendingEmit(state, affected.resolvedPath, 1);
-                }
-                if (ignoreSourceFile && ignoreSourceFile(affected)) {
-                    doneWithAffectedFile(state, affected);
-                    continue;
-                }
-                return toAffectedFileResult(state, getSemanticDiagnosticsOfFile(state, affected, cancellationToken), affected);
-            }
-        }
-        function getSemanticDiagnostics(sourceFile, cancellationToken) {
-            assertSourceFileOkWithoutNextAffectedCall(state, sourceFile);
-            var compilerOptions = ts.Debug.checkDefined(state.program).getCompilerOptions();
-            if (ts.outFile(compilerOptions)) {
-                ts.Debug.assert(!state.semanticDiagnosticsPerFile);
-                return ts.Debug.checkDefined(state.program).getSemanticDiagnostics(sourceFile, cancellationToken);
-            }
-            if (sourceFile) {
-                return getSemanticDiagnosticsOfFile(state, sourceFile, cancellationToken);
-            }
-            while (getSemanticDiagnosticsOfNextAffectedFile(cancellationToken)) {
-            }
-            var diagnostics;
-            for (var _i = 0, _a = ts.Debug.checkDefined(state.program).getSourceFiles(); _i < _a.length; _i++) {
-                var sourceFile_1 = _a[_i];
-                diagnostics = ts.addRange(diagnostics, getSemanticDiagnosticsOfFile(state, sourceFile_1, cancellationToken));
-            }
-            return diagnostics || ts.emptyArray;
-        }
-    }
-    ts.createBuilderProgram = createBuilderProgram;
-    function addToAffectedFilesPendingEmit(state, affectedFilePendingEmit, kind) {
-        if (!state.affectedFilesPendingEmit)
-            state.affectedFilesPendingEmit = [];
-        if (!state.affectedFilesPendingEmitKind)
-            state.affectedFilesPendingEmitKind = new ts.Map();
-        var existingKind = state.affectedFilesPendingEmitKind.get(affectedFilePendingEmit);
-        state.affectedFilesPendingEmit.push(affectedFilePendingEmit);
-        state.affectedFilesPendingEmitKind.set(affectedFilePendingEmit, existingKind || kind);
-        if (state.affectedFilesPendingEmitIndex === undefined) {
-            state.affectedFilesPendingEmitIndex = 0;
-        }
-    }
-    function getMapOfReferencedSet(mapLike, toPath) {
-        if (!mapLike)
-            return undefined;
-        var map = new ts.Map();
-        for (var key in mapLike) {
-            if (ts.hasProperty(mapLike, key)) {
-                map.set(toPath(key), new ts.Set(mapLike[key].map(toPath)));
-            }
-        }
-        return map;
-    }
-    function createBuildProgramUsingProgramBuildInfo(program, buildInfoPath, host) {
-        var buildInfoDirectory = ts.getDirectoryPath(ts.getNormalizedAbsolutePath(buildInfoPath, host.getCurrentDirectory()));
-        var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames());
-        var fileInfos = new ts.Map();
-        for (var key in program.fileInfos) {
-            if (ts.hasProperty(program.fileInfos, key)) {
-                fileInfos.set(toPath(key), program.fileInfos[key]);
-            }
-        }
-        var state = {
-            fileInfos: fileInfos,
-            compilerOptions: ts.convertToOptionsWithAbsolutePaths(program.options, toAbsolutePath),
-            referencedMap: getMapOfReferencedSet(program.referencedMap, toPath),
-            exportedModulesMap: getMapOfReferencedSet(program.exportedModulesMap, toPath),
-            semanticDiagnosticsPerFile: program.semanticDiagnosticsPerFile && ts.arrayToMap(program.semanticDiagnosticsPerFile, function (value) { return toPath(ts.isString(value) ? value : value[0]); }, function (value) { return ts.isString(value) ? ts.emptyArray : value[1]; }),
-            hasReusableDiagnostic: true,
-            affectedFilesPendingEmit: ts.map(program.affectedFilesPendingEmit, function (value) { return toPath(value[0]); }),
-            affectedFilesPendingEmitKind: program.affectedFilesPendingEmit && ts.arrayToMap(program.affectedFilesPendingEmit, function (value) { return toPath(value[0]); }, function (value) { return value[1]; }),
-            affectedFilesPendingEmitIndex: program.affectedFilesPendingEmit && 0,
-        };
-        return {
-            getState: function () { return state; },
-            backupState: ts.noop,
-            restoreState: ts.noop,
-            getProgram: ts.notImplemented,
-            getProgramOrUndefined: ts.returnUndefined,
-            releaseProgram: ts.noop,
-            getCompilerOptions: function () { return state.compilerOptions; },
-            getSourceFile: ts.notImplemented,
-            getSourceFiles: ts.notImplemented,
-            getOptionsDiagnostics: ts.notImplemented,
-            getGlobalDiagnostics: ts.notImplemented,
-            getConfigFileParsingDiagnostics: ts.notImplemented,
-            getSyntacticDiagnostics: ts.notImplemented,
-            getDeclarationDiagnostics: ts.notImplemented,
-            getSemanticDiagnostics: ts.notImplemented,
-            emit: ts.notImplemented,
-            getAllDependencies: ts.notImplemented,
-            getCurrentDirectory: ts.notImplemented,
-            emitNextAffectedFile: ts.notImplemented,
-            getSemanticDiagnosticsOfNextAffectedFile: ts.notImplemented,
-            emitBuildInfo: ts.notImplemented,
-            close: ts.noop,
-        };
-        function toPath(path) {
-            return ts.toPath(path, buildInfoDirectory, getCanonicalFileName);
-        }
-        function toAbsolutePath(path) {
-            return ts.getNormalizedAbsolutePath(path, buildInfoDirectory);
-        }
-    }
-    ts.createBuildProgramUsingProgramBuildInfo = createBuildProgramUsingProgramBuildInfo;
-    function createRedirectedBuilderProgram(state, configFileParsingDiagnostics) {
-        return {
-            getState: ts.notImplemented,
-            backupState: ts.noop,
-            restoreState: ts.noop,
-            getProgram: getProgram,
-            getProgramOrUndefined: function () { return state.program; },
-            releaseProgram: function () { return state.program = undefined; },
-            getCompilerOptions: function () { return state.compilerOptions; },
-            getSourceFile: function (fileName) { return getProgram().getSourceFile(fileName); },
-            getSourceFiles: function () { return getProgram().getSourceFiles(); },
-            getOptionsDiagnostics: function (cancellationToken) { return getProgram().getOptionsDiagnostics(cancellationToken); },
-            getGlobalDiagnostics: function (cancellationToken) { return getProgram().getGlobalDiagnostics(cancellationToken); },
-            getConfigFileParsingDiagnostics: function () { return configFileParsingDiagnostics; },
-            getSyntacticDiagnostics: function (sourceFile, cancellationToken) { return getProgram().getSyntacticDiagnostics(sourceFile, cancellationToken); },
-            getDeclarationDiagnostics: function (sourceFile, cancellationToken) { return getProgram().getDeclarationDiagnostics(sourceFile, cancellationToken); },
-            getSemanticDiagnostics: function (sourceFile, cancellationToken) { return getProgram().getSemanticDiagnostics(sourceFile, cancellationToken); },
-            emit: function (sourceFile, writeFile, cancellationToken, emitOnlyDts, customTransformers) { return getProgram().emit(sourceFile, writeFile, cancellationToken, emitOnlyDts, customTransformers); },
-            emitBuildInfo: function (writeFile, cancellationToken) { return getProgram().emitBuildInfo(writeFile, cancellationToken); },
-            getAllDependencies: ts.notImplemented,
-            getCurrentDirectory: function () { return getProgram().getCurrentDirectory(); },
-            close: ts.noop,
-        };
-        function getProgram() {
-            return ts.Debug.checkDefined(state.program);
-        }
-    }
-    ts.createRedirectedBuilderProgram = createRedirectedBuilderProgram;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function createSemanticDiagnosticsBuilderProgram(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences) {
-        return ts.createBuilderProgram(ts.BuilderProgramKind.SemanticDiagnosticsBuilderProgram, ts.getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences));
-    }
-    ts.createSemanticDiagnosticsBuilderProgram = createSemanticDiagnosticsBuilderProgram;
-    function createEmitAndSemanticDiagnosticsBuilderProgram(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences) {
-        return ts.createBuilderProgram(ts.BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram, ts.getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences));
-    }
-    ts.createEmitAndSemanticDiagnosticsBuilderProgram = createEmitAndSemanticDiagnosticsBuilderProgram;
-    function createAbstractBuilder(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences) {
-        var _a = ts.getBuilderCreationParameters(newProgramOrRootNames, hostOrOptions, oldProgramOrHost, configFileParsingDiagnosticsOrOldProgram, configFileParsingDiagnostics, projectReferences), newProgram = _a.newProgram, newConfigFileParsingDiagnostics = _a.configFileParsingDiagnostics;
-        return ts.createRedirectedBuilderProgram({ program: newProgram, compilerOptions: newProgram.getCompilerOptions() }, newConfigFileParsingDiagnostics);
-    }
-    ts.createAbstractBuilder = createAbstractBuilder;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function removeIgnoredPath(path) {
-        if (ts.endsWith(path, "/node_modules/.staging")) {
-            return ts.removeSuffix(path, "/.staging");
-        }
-        return ts.some(ts.ignoredPaths, function (searchPath) { return ts.stringContains(path, searchPath); }) ?
-            undefined :
-            path;
-    }
-    ts.removeIgnoredPath = removeIgnoredPath;
-    function canWatchDirectory(dirPath) {
-        var rootLength = ts.getRootLength(dirPath);
-        if (dirPath.length === rootLength) {
-            return false;
-        }
-        var nextDirectorySeparator = dirPath.indexOf(ts.directorySeparator, rootLength);
-        if (nextDirectorySeparator === -1) {
-            return false;
-        }
-        var pathPartForUserCheck = dirPath.substring(rootLength, nextDirectorySeparator + 1);
-        var isNonDirectorySeparatorRoot = rootLength > 1 || dirPath.charCodeAt(0) !== 47;
-        if (isNonDirectorySeparatorRoot &&
-            dirPath.search(/[a-zA-Z]:/) !== 0 &&
-            pathPartForUserCheck.search(/[a-zA-z]\$\//) === 0) {
-            nextDirectorySeparator = dirPath.indexOf(ts.directorySeparator, nextDirectorySeparator + 1);
-            if (nextDirectorySeparator === -1) {
-                return false;
-            }
-            pathPartForUserCheck = dirPath.substring(rootLength + pathPartForUserCheck.length, nextDirectorySeparator + 1);
-        }
-        if (isNonDirectorySeparatorRoot &&
-            pathPartForUserCheck.search(/users\//i) !== 0) {
-            return true;
-        }
-        for (var searchIndex = nextDirectorySeparator + 1, searchLevels = 2; searchLevels > 0; searchLevels--) {
-            searchIndex = dirPath.indexOf(ts.directorySeparator, searchIndex) + 1;
-            if (searchIndex === 0) {
-                return false;
-            }
-        }
-        return true;
-    }
-    ts.canWatchDirectory = canWatchDirectory;
-    function createResolutionCache(resolutionHost, rootDirForResolution, logChangesWhenResolvingModule) {
-        var filesWithChangedSetOfUnresolvedImports;
-        var filesWithInvalidatedResolutions;
-        var filesWithInvalidatedNonRelativeUnresolvedImports;
-        var nonRelativeExternalModuleResolutions = ts.createMultiMap();
-        var resolutionsWithFailedLookups = [];
-        var resolvedFileToResolution = ts.createMultiMap();
-        var hasChangedAutomaticTypeDirectiveNames = false;
-        var failedLookupChecks = [];
-        var startsWithPathChecks = [];
-        var isInDirectoryChecks = [];
-        var getCurrentDirectory = ts.memoize(function () { return resolutionHost.getCurrentDirectory(); });
-        var cachedDirectoryStructureHost = resolutionHost.getCachedDirectoryStructureHost();
-        var resolvedModuleNames = new ts.Map();
-        var perDirectoryResolvedModuleNames = ts.createCacheWithRedirects();
-        var nonRelativeModuleNameCache = ts.createCacheWithRedirects();
-        var moduleResolutionCache = ts.createModuleResolutionCacheWithMaps(perDirectoryResolvedModuleNames, nonRelativeModuleNameCache, getCurrentDirectory(), resolutionHost.getCanonicalFileName);
-        var resolvedTypeReferenceDirectives = new ts.Map();
-        var perDirectoryResolvedTypeReferenceDirectives = ts.createCacheWithRedirects();
-        var failedLookupDefaultExtensions = [".ts", ".tsx", ".js", ".jsx", ".json"];
-        var customFailedLookupPaths = new ts.Map();
-        var directoryWatchesOfFailedLookups = new ts.Map();
-        var rootDir = rootDirForResolution && ts.removeTrailingDirectorySeparator(ts.getNormalizedAbsolutePath(rootDirForResolution, getCurrentDirectory()));
-        var rootPath = (rootDir && resolutionHost.toPath(rootDir));
-        var rootSplitLength = rootPath !== undefined ? rootPath.split(ts.directorySeparator).length : 0;
-        var typeRootsWatches = new ts.Map();
-        return {
-            startRecordingFilesWithChangedResolutions: startRecordingFilesWithChangedResolutions,
-            finishRecordingFilesWithChangedResolutions: finishRecordingFilesWithChangedResolutions,
-            startCachingPerDirectoryResolution: clearPerDirectoryResolutions,
-            finishCachingPerDirectoryResolution: finishCachingPerDirectoryResolution,
-            resolveModuleNames: resolveModuleNames,
-            getResolvedModuleWithFailedLookupLocationsFromCache: getResolvedModuleWithFailedLookupLocationsFromCache,
-            resolveTypeReferenceDirectives: resolveTypeReferenceDirectives,
-            removeResolutionsFromProjectReferenceRedirects: removeResolutionsFromProjectReferenceRedirects,
-            removeResolutionsOfFile: removeResolutionsOfFile,
-            hasChangedAutomaticTypeDirectiveNames: function () { return hasChangedAutomaticTypeDirectiveNames; },
-            invalidateResolutionOfFile: invalidateResolutionOfFile,
-            invalidateResolutionsOfFailedLookupLocations: invalidateResolutionsOfFailedLookupLocations,
-            setFilesWithInvalidatedNonRelativeUnresolvedImports: setFilesWithInvalidatedNonRelativeUnresolvedImports,
-            createHasInvalidatedResolution: createHasInvalidatedResolution,
-            updateTypeRootsWatch: updateTypeRootsWatch,
-            closeTypeRootsWatch: closeTypeRootsWatch,
-            clear: clear
-        };
-        function getResolvedModule(resolution) {
-            return resolution.resolvedModule;
-        }
-        function getResolvedTypeReferenceDirective(resolution) {
-            return resolution.resolvedTypeReferenceDirective;
-        }
-        function isInDirectoryPath(dir, file) {
-            if (dir === undefined || file.length <= dir.length) {
-                return false;
-            }
-            return ts.startsWith(file, dir) && file[dir.length] === ts.directorySeparator;
-        }
-        function clear() {
-            ts.clearMap(directoryWatchesOfFailedLookups, ts.closeFileWatcherOf);
-            customFailedLookupPaths.clear();
-            nonRelativeExternalModuleResolutions.clear();
-            closeTypeRootsWatch();
-            resolvedModuleNames.clear();
-            resolvedTypeReferenceDirectives.clear();
-            resolvedFileToResolution.clear();
-            resolutionsWithFailedLookups.length = 0;
-            failedLookupChecks.length = 0;
-            startsWithPathChecks.length = 0;
-            isInDirectoryChecks.length = 0;
-            clearPerDirectoryResolutions();
-            hasChangedAutomaticTypeDirectiveNames = false;
-        }
-        function startRecordingFilesWithChangedResolutions() {
-            filesWithChangedSetOfUnresolvedImports = [];
-        }
-        function finishRecordingFilesWithChangedResolutions() {
-            var collected = filesWithChangedSetOfUnresolvedImports;
-            filesWithChangedSetOfUnresolvedImports = undefined;
-            return collected;
-        }
-        function isFileWithInvalidatedNonRelativeUnresolvedImports(path) {
-            if (!filesWithInvalidatedNonRelativeUnresolvedImports) {
-                return false;
-            }
-            var value = filesWithInvalidatedNonRelativeUnresolvedImports.get(path);
-            return !!value && !!value.length;
-        }
-        function createHasInvalidatedResolution(forceAllFilesAsInvalidated) {
-            invalidateResolutionsOfFailedLookupLocations();
-            if (forceAllFilesAsInvalidated) {
-                filesWithInvalidatedResolutions = undefined;
-                return ts.returnTrue;
-            }
-            var collected = filesWithInvalidatedResolutions;
-            filesWithInvalidatedResolutions = undefined;
-            return function (path) { return (!!collected && collected.has(path)) ||
-                isFileWithInvalidatedNonRelativeUnresolvedImports(path); };
-        }
-        function clearPerDirectoryResolutions() {
-            perDirectoryResolvedModuleNames.clear();
-            nonRelativeModuleNameCache.clear();
-            perDirectoryResolvedTypeReferenceDirectives.clear();
-            nonRelativeExternalModuleResolutions.forEach(watchFailedLookupLocationOfNonRelativeModuleResolutions);
-            nonRelativeExternalModuleResolutions.clear();
-        }
-        function finishCachingPerDirectoryResolution() {
-            filesWithInvalidatedNonRelativeUnresolvedImports = undefined;
-            clearPerDirectoryResolutions();
-            directoryWatchesOfFailedLookups.forEach(function (watcher, path) {
-                if (watcher.refCount === 0) {
-                    directoryWatchesOfFailedLookups.delete(path);
-                    watcher.watcher.close();
-                }
-            });
-            hasChangedAutomaticTypeDirectiveNames = false;
-        }
-        function resolveModuleName(moduleName, containingFile, compilerOptions, host, redirectedReference) {
-            var _a;
-            var primaryResult = ts.resolveModuleName(moduleName, containingFile, compilerOptions, host, moduleResolutionCache, redirectedReference);
-            if (!resolutionHost.getGlobalCache) {
-                return primaryResult;
-            }
-            var globalCache = resolutionHost.getGlobalCache();
-            if (globalCache !== undefined && !ts.isExternalModuleNameRelative(moduleName) && !(primaryResult.resolvedModule && ts.extensionIsTS(primaryResult.resolvedModule.extension))) {
-                var _b = ts.loadModuleFromGlobalCache(ts.Debug.checkDefined(resolutionHost.globalCacheResolutionModuleName)(moduleName), resolutionHost.projectName, compilerOptions, host, globalCache), resolvedModule = _b.resolvedModule, failedLookupLocations = _b.failedLookupLocations;
-                if (resolvedModule) {
-                    primaryResult.resolvedModule = resolvedModule;
-                    (_a = primaryResult.failedLookupLocations).push.apply(_a, failedLookupLocations);
-                    return primaryResult;
-                }
-            }
-            return primaryResult;
-        }
-        function resolveNamesWithLocalCache(_a) {
-            var _b;
-            var names = _a.names, containingFile = _a.containingFile, redirectedReference = _a.redirectedReference, cache = _a.cache, perDirectoryCacheWithRedirects = _a.perDirectoryCacheWithRedirects, loader = _a.loader, getResolutionWithResolvedFileName = _a.getResolutionWithResolvedFileName, shouldRetryResolution = _a.shouldRetryResolution, reusedNames = _a.reusedNames, logChanges = _a.logChanges;
-            var path = resolutionHost.toPath(containingFile);
-            var resolutionsInFile = cache.get(path) || cache.set(path, new ts.Map()).get(path);
-            var dirPath = ts.getDirectoryPath(path);
-            var perDirectoryCache = perDirectoryCacheWithRedirects.getOrCreateMapOfCacheRedirects(redirectedReference);
-            var perDirectoryResolution = perDirectoryCache.get(dirPath);
-            if (!perDirectoryResolution) {
-                perDirectoryResolution = new ts.Map();
-                perDirectoryCache.set(dirPath, perDirectoryResolution);
-            }
-            var resolvedModules = [];
-            var compilerOptions = resolutionHost.getCompilationSettings();
-            var hasInvalidatedNonRelativeUnresolvedImport = logChanges && isFileWithInvalidatedNonRelativeUnresolvedImports(path);
-            var program = resolutionHost.getCurrentProgram();
-            var oldRedirect = program && program.getResolvedProjectReferenceToRedirect(containingFile);
-            var unmatchedRedirects = oldRedirect ?
-                !redirectedReference || redirectedReference.sourceFile.path !== oldRedirect.sourceFile.path :
-                !!redirectedReference;
-            var seenNamesInFile = new ts.Map();
-            for (var _i = 0, names_3 = names; _i < names_3.length; _i++) {
-                var name = names_3[_i];
-                var resolution = resolutionsInFile.get(name);
-                if (!seenNamesInFile.has(name) &&
-                    unmatchedRedirects || !resolution || resolution.isInvalidated ||
-                    (hasInvalidatedNonRelativeUnresolvedImport && !ts.isExternalModuleNameRelative(name) && shouldRetryResolution(resolution))) {
-                    var existingResolution = resolution;
-                    var resolutionInDirectory = perDirectoryResolution.get(name);
-                    if (resolutionInDirectory) {
-                        resolution = resolutionInDirectory;
-                    }
-                    else {
-                        resolution = loader(name, containingFile, compilerOptions, ((_b = resolutionHost.getCompilerHost) === null || _b === void 0 ? void 0 : _b.call(resolutionHost)) || resolutionHost, redirectedReference);
-                        perDirectoryResolution.set(name, resolution);
-                    }
-                    resolutionsInFile.set(name, resolution);
-                    watchFailedLookupLocationsOfExternalModuleResolutions(name, resolution, path, getResolutionWithResolvedFileName);
-                    if (existingResolution) {
-                        stopWatchFailedLookupLocationOfResolution(existingResolution, path, getResolutionWithResolvedFileName);
-                    }
-                    if (logChanges && filesWithChangedSetOfUnresolvedImports && !resolutionIsEqualTo(existingResolution, resolution)) {
-                        filesWithChangedSetOfUnresolvedImports.push(path);
-                        logChanges = false;
-                    }
-                }
-                ts.Debug.assert(resolution !== undefined && !resolution.isInvalidated);
-                seenNamesInFile.set(name, true);
-                resolvedModules.push(getResolutionWithResolvedFileName(resolution));
-            }
-            resolutionsInFile.forEach(function (resolution, name) {
-                if (!seenNamesInFile.has(name) && !ts.contains(reusedNames, name)) {
-                    stopWatchFailedLookupLocationOfResolution(resolution, path, getResolutionWithResolvedFileName);
-                    resolutionsInFile.delete(name);
-                }
-            });
-            return resolvedModules;
-            function resolutionIsEqualTo(oldResolution, newResolution) {
-                if (oldResolution === newResolution) {
-                    return true;
-                }
-                if (!oldResolution || !newResolution) {
-                    return false;
-                }
-                var oldResult = getResolutionWithResolvedFileName(oldResolution);
-                var newResult = getResolutionWithResolvedFileName(newResolution);
-                if (oldResult === newResult) {
-                    return true;
-                }
-                if (!oldResult || !newResult) {
-                    return false;
-                }
-                return oldResult.resolvedFileName === newResult.resolvedFileName;
-            }
-        }
-        function resolveTypeReferenceDirectives(typeDirectiveNames, containingFile, redirectedReference) {
-            return resolveNamesWithLocalCache({
-                names: typeDirectiveNames,
-                containingFile: containingFile,
-                redirectedReference: redirectedReference,
-                cache: resolvedTypeReferenceDirectives,
-                perDirectoryCacheWithRedirects: perDirectoryResolvedTypeReferenceDirectives,
-                loader: ts.resolveTypeReferenceDirective,
-                getResolutionWithResolvedFileName: getResolvedTypeReferenceDirective,
-                shouldRetryResolution: function (resolution) { return resolution.resolvedTypeReferenceDirective === undefined; },
-            });
-        }
-        function resolveModuleNames(moduleNames, containingFile, reusedNames, redirectedReference) {
-            return resolveNamesWithLocalCache({
-                names: moduleNames,
-                containingFile: containingFile,
-                redirectedReference: redirectedReference,
-                cache: resolvedModuleNames,
-                perDirectoryCacheWithRedirects: perDirectoryResolvedModuleNames,
-                loader: resolveModuleName,
-                getResolutionWithResolvedFileName: getResolvedModule,
-                shouldRetryResolution: function (resolution) { return !resolution.resolvedModule || !ts.resolutionExtensionIsTSOrJson(resolution.resolvedModule.extension); },
-                reusedNames: reusedNames,
-                logChanges: logChangesWhenResolvingModule,
-            });
-        }
-        function getResolvedModuleWithFailedLookupLocationsFromCache(moduleName, containingFile) {
-            var cache = resolvedModuleNames.get(resolutionHost.toPath(containingFile));
-            return cache && cache.get(moduleName);
-        }
-        function isNodeModulesAtTypesDirectory(dirPath) {
-            return ts.endsWith(dirPath, "/node_modules/@types");
-        }
-        function getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath) {
-            if (isInDirectoryPath(rootPath, failedLookupLocationPath)) {
-                failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
-                var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
-                var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
-                if (failedLookupPathSplit.length > rootSplitLength + 1) {
-                    return {
-                        dir: failedLookupSplit.slice(0, rootSplitLength + 1).join(ts.directorySeparator),
-                        dirPath: failedLookupPathSplit.slice(0, rootSplitLength + 1).join(ts.directorySeparator)
-                    };
-                }
-                else {
-                    return {
-                        dir: rootDir,
-                        dirPath: rootPath,
-                        nonRecursive: false
-                    };
-                }
-            }
-            return getDirectoryToWatchFromFailedLookupLocationDirectory(ts.getDirectoryPath(ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory())), ts.getDirectoryPath(failedLookupLocationPath));
-        }
-        function getDirectoryToWatchFromFailedLookupLocationDirectory(dir, dirPath) {
-            while (ts.pathContainsNodeModules(dirPath)) {
-                dir = ts.getDirectoryPath(dir);
-                dirPath = ts.getDirectoryPath(dirPath);
-            }
-            if (ts.isNodeModulesDirectory(dirPath)) {
-                return canWatchDirectory(ts.getDirectoryPath(dirPath)) ? { dir: dir, dirPath: dirPath } : undefined;
-            }
-            var nonRecursive = true;
-            var subDirectoryPath, subDirectory;
-            if (rootPath !== undefined) {
-                while (!isInDirectoryPath(dirPath, rootPath)) {
-                    var parentPath = ts.getDirectoryPath(dirPath);
-                    if (parentPath === dirPath) {
-                        break;
-                    }
-                    nonRecursive = false;
-                    subDirectoryPath = dirPath;
-                    subDirectory = dir;
-                    dirPath = parentPath;
-                    dir = ts.getDirectoryPath(dir);
-                }
-            }
-            return canWatchDirectory(dirPath) ? { dir: subDirectory || dir, dirPath: subDirectoryPath || dirPath, nonRecursive: nonRecursive } : undefined;
-        }
-        function isPathWithDefaultFailedLookupExtension(path) {
-            return ts.fileExtensionIsOneOf(path, failedLookupDefaultExtensions);
-        }
-        function watchFailedLookupLocationsOfExternalModuleResolutions(name, resolution, filePath, getResolutionWithResolvedFileName) {
-            if (resolution.refCount) {
-                resolution.refCount++;
-                ts.Debug.assertDefined(resolution.files);
-            }
-            else {
-                resolution.refCount = 1;
-                ts.Debug.assert(ts.length(resolution.files) === 0);
-                if (ts.isExternalModuleNameRelative(name)) {
-                    watchFailedLookupLocationOfResolution(resolution);
-                }
-                else {
-                    nonRelativeExternalModuleResolutions.add(name, resolution);
-                }
-                var resolved = getResolutionWithResolvedFileName(resolution);
-                if (resolved && resolved.resolvedFileName) {
-                    resolvedFileToResolution.add(resolutionHost.toPath(resolved.resolvedFileName), resolution);
-                }
-            }
-            (resolution.files || (resolution.files = [])).push(filePath);
-        }
-        function watchFailedLookupLocationOfResolution(resolution) {
-            ts.Debug.assert(!!resolution.refCount);
-            var failedLookupLocations = resolution.failedLookupLocations;
-            if (!failedLookupLocations.length)
-                return;
-            resolutionsWithFailedLookups.push(resolution);
-            var setAtRoot = false;
-            for (var _i = 0, failedLookupLocations_1 = failedLookupLocations; _i < failedLookupLocations_1.length; _i++) {
-                var failedLookupLocation = failedLookupLocations_1[_i];
-                var failedLookupLocationPath = resolutionHost.toPath(failedLookupLocation);
-                var toWatch = getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath);
-                if (toWatch) {
-                    var dir = toWatch.dir, dirPath = toWatch.dirPath, nonRecursive = toWatch.nonRecursive;
-                    if (!isPathWithDefaultFailedLookupExtension(failedLookupLocationPath)) {
-                        var refCount = customFailedLookupPaths.get(failedLookupLocationPath) || 0;
-                        customFailedLookupPaths.set(failedLookupLocationPath, refCount + 1);
-                    }
-                    if (dirPath === rootPath) {
-                        ts.Debug.assert(!nonRecursive);
-                        setAtRoot = true;
-                    }
-                    else {
-                        setDirectoryWatcher(dir, dirPath, nonRecursive);
-                    }
-                }
-            }
-            if (setAtRoot) {
-                setDirectoryWatcher(rootDir, rootPath, true);
-            }
-        }
-        function watchFailedLookupLocationOfNonRelativeModuleResolutions(resolutions, name) {
-            var program = resolutionHost.getCurrentProgram();
-            if (!program || !program.getTypeChecker().tryFindAmbientModuleWithoutAugmentations(name)) {
-                resolutions.forEach(watchFailedLookupLocationOfResolution);
-            }
-        }
-        function setDirectoryWatcher(dir, dirPath, nonRecursive) {
-            var dirWatcher = directoryWatchesOfFailedLookups.get(dirPath);
-            if (dirWatcher) {
-                ts.Debug.assert(!!nonRecursive === !!dirWatcher.nonRecursive);
-                dirWatcher.refCount++;
-            }
-            else {
-                directoryWatchesOfFailedLookups.set(dirPath, { watcher: createDirectoryWatcher(dir, dirPath, nonRecursive), refCount: 1, nonRecursive: nonRecursive });
-            }
-        }
-        function stopWatchFailedLookupLocationOfResolution(resolution, filePath, getResolutionWithResolvedFileName) {
-            ts.unorderedRemoveItem(ts.Debug.assertDefined(resolution.files), filePath);
-            resolution.refCount--;
-            if (resolution.refCount) {
-                return;
-            }
-            var resolved = getResolutionWithResolvedFileName(resolution);
-            if (resolved && resolved.resolvedFileName) {
-                resolvedFileToResolution.remove(resolutionHost.toPath(resolved.resolvedFileName), resolution);
-            }
-            if (!ts.unorderedRemoveItem(resolutionsWithFailedLookups, resolution)) {
-                return;
-            }
-            var failedLookupLocations = resolution.failedLookupLocations;
-            var removeAtRoot = false;
-            for (var _i = 0, failedLookupLocations_2 = failedLookupLocations; _i < failedLookupLocations_2.length; _i++) {
-                var failedLookupLocation = failedLookupLocations_2[_i];
-                var failedLookupLocationPath = resolutionHost.toPath(failedLookupLocation);
-                var toWatch = getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath);
-                if (toWatch) {
-                    var dirPath = toWatch.dirPath;
-                    var refCount = customFailedLookupPaths.get(failedLookupLocationPath);
-                    if (refCount) {
-                        if (refCount === 1) {
-                            customFailedLookupPaths.delete(failedLookupLocationPath);
-                        }
-                        else {
-                            ts.Debug.assert(refCount > 1);
-                            customFailedLookupPaths.set(failedLookupLocationPath, refCount - 1);
-                        }
-                    }
-                    if (dirPath === rootPath) {
-                        removeAtRoot = true;
-                    }
-                    else {
-                        removeDirectoryWatcher(dirPath);
-                    }
-                }
-            }
-            if (removeAtRoot) {
-                removeDirectoryWatcher(rootPath);
-            }
-        }
-        function removeDirectoryWatcher(dirPath) {
-            var dirWatcher = directoryWatchesOfFailedLookups.get(dirPath);
-            dirWatcher.refCount--;
-        }
-        function createDirectoryWatcher(directory, dirPath, nonRecursive) {
-            return resolutionHost.watchDirectoryOfFailedLookupLocation(directory, function (fileOrDirectory) {
-                var fileOrDirectoryPath = resolutionHost.toPath(fileOrDirectory);
-                if (cachedDirectoryStructureHost) {
-                    cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
-                }
-                scheduleInvalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath);
-            }, nonRecursive ? 0 : 1);
-        }
-        function removeResolutionsOfFileFromCache(cache, filePath, getResolutionWithResolvedFileName) {
-            var resolutions = cache.get(filePath);
-            if (resolutions) {
-                resolutions.forEach(function (resolution) { return stopWatchFailedLookupLocationOfResolution(resolution, filePath, getResolutionWithResolvedFileName); });
-                cache.delete(filePath);
-            }
-        }
-        function removeResolutionsFromProjectReferenceRedirects(filePath) {
-            if (!ts.fileExtensionIs(filePath, ".json")) {
-                return;
-            }
-            var program = resolutionHost.getCurrentProgram();
-            if (!program) {
-                return;
-            }
-            var resolvedProjectReference = program.getResolvedProjectReferenceByPath(filePath);
-            if (!resolvedProjectReference) {
-                return;
-            }
-            resolvedProjectReference.commandLine.fileNames.forEach(function (f) { return removeResolutionsOfFile(resolutionHost.toPath(f)); });
-        }
-        function removeResolutionsOfFile(filePath) {
-            removeResolutionsOfFileFromCache(resolvedModuleNames, filePath, getResolvedModule);
-            removeResolutionsOfFileFromCache(resolvedTypeReferenceDirectives, filePath, getResolvedTypeReferenceDirective);
-        }
-        function invalidateResolutions(resolutions, canInvalidate) {
-            if (!resolutions)
-                return false;
-            var invalidated = false;
-            for (var _i = 0, resolutions_1 = resolutions; _i < resolutions_1.length; _i++) {
-                var resolution = resolutions_1[_i];
-                if (resolution.isInvalidated || !canInvalidate(resolution))
-                    continue;
-                resolution.isInvalidated = invalidated = true;
-                for (var _a = 0, _b = ts.Debug.assertDefined(resolution.files); _a < _b.length; _a++) {
-                    var containingFilePath = _b[_a];
-                    (filesWithInvalidatedResolutions || (filesWithInvalidatedResolutions = new ts.Set())).add(containingFilePath);
-                    hasChangedAutomaticTypeDirectiveNames = hasChangedAutomaticTypeDirectiveNames || ts.endsWith(containingFilePath, ts.inferredTypesContainingFile);
-                }
-            }
-            return invalidated;
-        }
-        function invalidateResolutionOfFile(filePath) {
-            removeResolutionsOfFile(filePath);
-            var prevHasChangedAutomaticTypeDirectiveNames = hasChangedAutomaticTypeDirectiveNames;
-            if (invalidateResolutions(resolvedFileToResolution.get(filePath), ts.returnTrue) &&
-                hasChangedAutomaticTypeDirectiveNames &&
-                !prevHasChangedAutomaticTypeDirectiveNames) {
-                resolutionHost.onChangedAutomaticTypeDirectiveNames();
-            }
-        }
-        function setFilesWithInvalidatedNonRelativeUnresolvedImports(filesMap) {
-            ts.Debug.assert(filesWithInvalidatedNonRelativeUnresolvedImports === filesMap || filesWithInvalidatedNonRelativeUnresolvedImports === undefined);
-            filesWithInvalidatedNonRelativeUnresolvedImports = filesMap;
-        }
-        function scheduleInvalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, isCreatingWatchedDirectory) {
-            if (isCreatingWatchedDirectory) {
-                isInDirectoryChecks.push(fileOrDirectoryPath);
-            }
-            else {
-                var updatedPath = removeIgnoredPath(fileOrDirectoryPath);
-                if (!updatedPath)
-                    return false;
-                fileOrDirectoryPath = updatedPath;
-                if (resolutionHost.fileIsOpen(fileOrDirectoryPath)) {
-                    return false;
-                }
-                var dirOfFileOrDirectory = ts.getDirectoryPath(fileOrDirectoryPath);
-                if (isNodeModulesAtTypesDirectory(fileOrDirectoryPath) || ts.isNodeModulesDirectory(fileOrDirectoryPath) ||
-                    isNodeModulesAtTypesDirectory(dirOfFileOrDirectory) || ts.isNodeModulesDirectory(dirOfFileOrDirectory)) {
-                    failedLookupChecks.push(fileOrDirectoryPath);
-                    startsWithPathChecks.push(fileOrDirectoryPath);
-                }
-                else {
-                    if (!isPathWithDefaultFailedLookupExtension(fileOrDirectoryPath) && !customFailedLookupPaths.has(fileOrDirectoryPath)) {
-                        return false;
-                    }
-                    if (ts.isEmittedFileOfProgram(resolutionHost.getCurrentProgram(), fileOrDirectoryPath)) {
-                        return false;
-                    }
-                    failedLookupChecks.push(fileOrDirectoryPath);
-                }
-            }
-            resolutionHost.scheduleInvalidateResolutionsOfFailedLookupLocations();
-        }
-        function invalidateResolutionsOfFailedLookupLocations() {
-            if (!failedLookupChecks.length && !startsWithPathChecks.length && !isInDirectoryChecks.length) {
-                return false;
-            }
-            var invalidated = invalidateResolutions(resolutionsWithFailedLookups, canInvalidateFailedLookupResolution);
-            failedLookupChecks.length = 0;
-            startsWithPathChecks.length = 0;
-            isInDirectoryChecks.length = 0;
-            return invalidated;
-        }
-        function canInvalidateFailedLookupResolution(resolution) {
-            return resolution.failedLookupLocations.some(function (location) {
-                var locationPath = resolutionHost.toPath(location);
-                return ts.contains(failedLookupChecks, locationPath) ||
-                    startsWithPathChecks.some(function (fileOrDirectoryPath) { return ts.startsWith(locationPath, fileOrDirectoryPath); }) ||
-                    isInDirectoryChecks.some(function (fileOrDirectoryPath) { return isInDirectoryPath(fileOrDirectoryPath, locationPath); });
-            });
-        }
-        function closeTypeRootsWatch() {
-            ts.clearMap(typeRootsWatches, ts.closeFileWatcher);
-        }
-        function getDirectoryToWatchFailedLookupLocationFromTypeRoot(typeRoot, typeRootPath) {
-            if (isInDirectoryPath(rootPath, typeRootPath)) {
-                return rootPath;
-            }
-            var toWatch = getDirectoryToWatchFromFailedLookupLocationDirectory(typeRoot, typeRootPath);
-            return toWatch && directoryWatchesOfFailedLookups.has(toWatch.dirPath) ? toWatch.dirPath : undefined;
-        }
-        function createTypeRootsWatch(typeRootPath, typeRoot) {
-            return resolutionHost.watchTypeRootsDirectory(typeRoot, function (fileOrDirectory) {
-                var fileOrDirectoryPath = resolutionHost.toPath(fileOrDirectory);
-                if (cachedDirectoryStructureHost) {
-                    cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
-                }
-                hasChangedAutomaticTypeDirectiveNames = true;
-                resolutionHost.onChangedAutomaticTypeDirectiveNames();
-                var dirPath = getDirectoryToWatchFailedLookupLocationFromTypeRoot(typeRoot, typeRootPath);
-                if (dirPath) {
-                    scheduleInvalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath);
-                }
-            }, 1);
-        }
-        function updateTypeRootsWatch() {
-            var options = resolutionHost.getCompilationSettings();
-            if (options.types) {
-                closeTypeRootsWatch();
-                return;
-            }
-            var typeRoots = ts.getEffectiveTypeRoots(options, { directoryExists: directoryExistsForTypeRootWatch, getCurrentDirectory: getCurrentDirectory });
-            if (typeRoots) {
-                ts.mutateMap(typeRootsWatches, ts.arrayToMap(typeRoots, function (tr) { return resolutionHost.toPath(tr); }), {
-                    createNewValue: createTypeRootsWatch,
-                    onDeleteValue: ts.closeFileWatcher
-                });
-            }
-            else {
-                closeTypeRootsWatch();
-            }
-        }
-        function directoryExistsForTypeRootWatch(nodeTypesDirectory) {
-            var dir = ts.getDirectoryPath(ts.getDirectoryPath(nodeTypesDirectory));
-            var dirPath = resolutionHost.toPath(dir);
-            return dirPath === rootPath || canWatchDirectory(dirPath);
-        }
-    }
-    ts.createResolutionCache = createResolutionCache;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var moduleSpecifiers;
-    (function (moduleSpecifiers) {
-        function getPreferences(_a, compilerOptions, importingSourceFile) {
-            var importModuleSpecifierPreference = _a.importModuleSpecifierPreference, importModuleSpecifierEnding = _a.importModuleSpecifierEnding;
-            return {
-                relativePreference: importModuleSpecifierPreference === "relative" ? 0 : importModuleSpecifierPreference === "non-relative" ? 1 : 2,
-                ending: getEnding(),
-            };
-            function getEnding() {
-                switch (importModuleSpecifierEnding) {
-                    case "minimal": return 0;
-                    case "index": return 1;
-                    case "js": return 2;
-                    default: return usesJsExtensionOnImports(importingSourceFile) ? 2
-                        : ts.getEmitModuleResolutionKind(compilerOptions) !== ts.ModuleResolutionKind.NodeJs ? 1 : 0;
-                }
-            }
-        }
-        function getPreferencesForUpdate(compilerOptions, oldImportSpecifier) {
-            return {
-                relativePreference: ts.isExternalModuleNameRelative(oldImportSpecifier) ? 0 : 1,
-                ending: ts.hasJSFileExtension(oldImportSpecifier) ?
-                    2 :
-                    ts.getEmitModuleResolutionKind(compilerOptions) !== ts.ModuleResolutionKind.NodeJs || ts.endsWith(oldImportSpecifier, "index") ? 1 : 0,
-            };
-        }
-        function updateModuleSpecifier(compilerOptions, importingSourceFileName, toFileName, host, oldImportSpecifier) {
-            var res = getModuleSpecifierWorker(compilerOptions, importingSourceFileName, toFileName, host, getPreferencesForUpdate(compilerOptions, oldImportSpecifier));
-            if (res === oldImportSpecifier)
-                return undefined;
-            return res;
-        }
-        moduleSpecifiers.updateModuleSpecifier = updateModuleSpecifier;
-        function getModuleSpecifier(compilerOptions, importingSourceFile, importingSourceFileName, toFileName, host, preferences) {
-            if (preferences === void 0) { preferences = {}; }
-            return getModuleSpecifierWorker(compilerOptions, importingSourceFileName, toFileName, host, getPreferences(preferences, compilerOptions, importingSourceFile));
-        }
-        moduleSpecifiers.getModuleSpecifier = getModuleSpecifier;
-        function getNodeModulesPackageName(compilerOptions, importingSourceFileName, nodeModulesFileName, host) {
-            var info = getInfo(importingSourceFileName, host);
-            var modulePaths = getAllModulePaths(importingSourceFileName, nodeModulesFileName, host);
-            return ts.firstDefined(modulePaths, function (modulePath) { return tryGetModuleNameAsNodeModule(modulePath, info, host, compilerOptions, true); });
-        }
-        moduleSpecifiers.getNodeModulesPackageName = getNodeModulesPackageName;
-        function getModuleSpecifierWorker(compilerOptions, importingSourceFileName, toFileName, host, preferences) {
-            var info = getInfo(importingSourceFileName, host);
-            var modulePaths = getAllModulePaths(importingSourceFileName, toFileName, host);
-            return ts.firstDefined(modulePaths, function (modulePath) { return tryGetModuleNameAsNodeModule(modulePath, info, host, compilerOptions); }) ||
-                getLocalModuleSpecifier(toFileName, info, compilerOptions, host, preferences);
-        }
-        function getModuleSpecifiers(moduleSymbol, compilerOptions, importingSourceFile, host, userPreferences) {
-            var ambient = tryGetModuleNameFromAmbientModule(moduleSymbol);
-            if (ambient)
-                return [ambient];
-            var info = getInfo(importingSourceFile.path, host);
-            var moduleSourceFile = ts.getSourceFileOfNode(moduleSymbol.valueDeclaration || ts.getNonAugmentationDeclaration(moduleSymbol));
-            var modulePaths = getAllModulePaths(importingSourceFile.path, moduleSourceFile.originalFileName, host);
-            var preferences = getPreferences(userPreferences, compilerOptions, importingSourceFile);
-            var importedFileIsInNodeModules = ts.some(modulePaths, function (p) { return p.isInNodeModules; });
-            var nodeModulesSpecifiers;
-            var pathsSpecifiers;
-            var relativeSpecifiers;
-            for (var _i = 0, modulePaths_1 = modulePaths; _i < modulePaths_1.length; _i++) {
-                var modulePath = modulePaths_1[_i];
-                var specifier = tryGetModuleNameAsNodeModule(modulePath, info, host, compilerOptions);
-                nodeModulesSpecifiers = ts.append(nodeModulesSpecifiers, specifier);
-                if (specifier && modulePath.isRedirect) {
-                    return nodeModulesSpecifiers;
-                }
-                if (!specifier && !modulePath.isRedirect) {
-                    var local = getLocalModuleSpecifier(modulePath.path, info, compilerOptions, host, preferences);
-                    if (ts.pathIsBareSpecifier(local)) {
-                        pathsSpecifiers = ts.append(pathsSpecifiers, local);
-                    }
-                    else if (!importedFileIsInNodeModules || modulePath.isInNodeModules) {
-                        relativeSpecifiers = ts.append(relativeSpecifiers, local);
-                    }
-                }
-            }
-            return (pathsSpecifiers === null || pathsSpecifiers === void 0 ? void 0 : pathsSpecifiers.length) ? pathsSpecifiers :
-                (nodeModulesSpecifiers === null || nodeModulesSpecifiers === void 0 ? void 0 : nodeModulesSpecifiers.length) ? nodeModulesSpecifiers :
-                    ts.Debug.checkDefined(relativeSpecifiers);
-        }
-        moduleSpecifiers.getModuleSpecifiers = getModuleSpecifiers;
-        function getInfo(importingSourceFileName, host) {
-            var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames ? host.useCaseSensitiveFileNames() : true);
-            var sourceDirectory = ts.getDirectoryPath(importingSourceFileName);
-            return { getCanonicalFileName: getCanonicalFileName, sourceDirectory: sourceDirectory };
-        }
-        function getLocalModuleSpecifier(moduleFileName, _a, compilerOptions, host, _b) {
-            var getCanonicalFileName = _a.getCanonicalFileName, sourceDirectory = _a.sourceDirectory;
-            var ending = _b.ending, relativePreference = _b.relativePreference;
-            var baseUrl = compilerOptions.baseUrl, paths = compilerOptions.paths, rootDirs = compilerOptions.rootDirs;
-            var relativePath = rootDirs && tryGetModuleNameFromRootDirs(rootDirs, moduleFileName, sourceDirectory, getCanonicalFileName, ending, compilerOptions) ||
-                removeExtensionAndIndexPostFix(ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(sourceDirectory, moduleFileName, getCanonicalFileName)), ending, compilerOptions);
-            if (!baseUrl && !paths || relativePreference === 0) {
-                return relativePath;
-            }
-            var baseDirectory = ts.getPathsBasePath(compilerOptions, host) || baseUrl;
-            var relativeToBaseUrl = getRelativePathIfInDirectory(moduleFileName, baseDirectory, getCanonicalFileName);
-            if (!relativeToBaseUrl) {
-                return relativePath;
-            }
-            var importRelativeToBaseUrl = removeExtensionAndIndexPostFix(relativeToBaseUrl, ending, compilerOptions);
-            var fromPaths = paths && tryGetModuleNameFromPaths(ts.removeFileExtension(relativeToBaseUrl), importRelativeToBaseUrl, paths);
-            var nonRelative = fromPaths === undefined && baseUrl !== undefined ? importRelativeToBaseUrl : fromPaths;
-            if (!nonRelative) {
-                return relativePath;
-            }
-            if (relativePreference === 1) {
-                return nonRelative;
-            }
-            if (relativePreference !== 2)
-                ts.Debug.assertNever(relativePreference);
-            return isPathRelativeToParent(nonRelative) || countPathComponents(relativePath) < countPathComponents(nonRelative) ? relativePath : nonRelative;
-        }
-        function countPathComponents(path) {
-            var count = 0;
-            for (var i = ts.startsWith(path, "./") ? 2 : 0; i < path.length; i++) {
-                if (path.charCodeAt(i) === 47)
-                    count++;
-            }
-            return count;
-        }
-        moduleSpecifiers.countPathComponents = countPathComponents;
-        function usesJsExtensionOnImports(_a) {
-            var imports = _a.imports;
-            return ts.firstDefined(imports, function (_a) {
-                var text = _a.text;
-                return ts.pathIsRelative(text) ? ts.hasJSFileExtension(text) : undefined;
-            }) || false;
-        }
-        function numberOfDirectorySeparators(str) {
-            var match = str.match(/\//g);
-            return match ? match.length : 0;
-        }
-        function comparePathsByRedirectAndNumberOfDirectorySeparators(a, b) {
-            return ts.compareBooleans(b.isRedirect, a.isRedirect) || ts.compareValues(numberOfDirectorySeparators(a.path), numberOfDirectorySeparators(b.path));
-        }
-        function forEachFileNameOfModule(importingFileName, importedFileName, host, preferSymlinks, cb) {
-            var getCanonicalFileName = ts.hostGetCanonicalFileName(host);
-            var cwd = host.getCurrentDirectory();
-            var referenceRedirect = host.isSourceOfProjectReferenceRedirect(importedFileName) ? host.getProjectReferenceRedirect(importedFileName) : undefined;
-            var redirects = host.redirectTargetsMap.get(ts.toPath(importedFileName, cwd, getCanonicalFileName)) || ts.emptyArray;
-            var importedFileNames = __spreadArrays((referenceRedirect ? [referenceRedirect] : ts.emptyArray), [importedFileName], redirects);
-            var targets = importedFileNames.map(function (f) { return ts.getNormalizedAbsolutePath(f, cwd); });
-            if (!preferSymlinks) {
-                var result_15 = ts.forEach(targets, function (p) { return cb(p, referenceRedirect === p); });
-                if (result_15)
-                    return result_15;
-            }
-            var links = host.getSymlinkCache
-                ? host.getSymlinkCache()
-                : ts.discoverProbableSymlinks(host.getSourceFiles(), getCanonicalFileName, cwd);
-            var symlinkedDirectories = links.getSymlinkedDirectories();
-            var useCaseSensitiveFileNames = !host.useCaseSensitiveFileNames || host.useCaseSensitiveFileNames();
-            var result = symlinkedDirectories && ts.forEachEntry(symlinkedDirectories, function (resolved, path) {
-                if (resolved === false)
-                    return undefined;
-                if (ts.startsWithDirectory(importingFileName, resolved.realPath, getCanonicalFileName)) {
-                    return undefined;
-                }
-                return ts.forEach(targets, function (target) {
-                    if (!ts.containsPath(resolved.real, target, !useCaseSensitiveFileNames)) {
-                        return;
-                    }
-                    var relative = ts.getRelativePathFromDirectory(resolved.real, target, getCanonicalFileName);
-                    var option = ts.resolvePath(path, relative);
-                    if (!host.fileExists || host.fileExists(option)) {
-                        var result_16 = cb(option, target === referenceRedirect);
-                        if (result_16)
-                            return result_16;
-                    }
-                });
-            });
-            return result ||
-                (preferSymlinks ? ts.forEach(targets, function (p) { return cb(p, p === referenceRedirect); }) : undefined);
-        }
-        moduleSpecifiers.forEachFileNameOfModule = forEachFileNameOfModule;
-        function getAllModulePaths(importingFileName, importedFileName, host) {
-            var cwd = host.getCurrentDirectory();
-            var getCanonicalFileName = ts.hostGetCanonicalFileName(host);
-            var allFileNames = new ts.Map();
-            var importedFileFromNodeModules = false;
-            forEachFileNameOfModule(importingFileName, importedFileName, host, true, function (path, isRedirect) {
-                var isInNodeModules = ts.pathContainsNodeModules(path);
-                allFileNames.set(path, { path: getCanonicalFileName(path), isRedirect: isRedirect, isInNodeModules: isInNodeModules });
-                importedFileFromNodeModules = importedFileFromNodeModules || isInNodeModules;
-            });
-            var sortedPaths = [];
-            var _loop_24 = function (directory) {
-                var directoryStart = ts.ensureTrailingDirectorySeparator(directory);
-                var pathsInDirectory;
-                allFileNames.forEach(function (_a, fileName) {
-                    var path = _a.path, isRedirect = _a.isRedirect, isInNodeModules = _a.isInNodeModules;
-                    if (ts.startsWith(path, directoryStart)) {
-                        (pathsInDirectory || (pathsInDirectory = [])).push({ path: fileName, isRedirect: isRedirect, isInNodeModules: isInNodeModules });
-                        allFileNames.delete(fileName);
-                    }
-                });
-                if (pathsInDirectory) {
-                    if (pathsInDirectory.length > 1) {
-                        pathsInDirectory.sort(comparePathsByRedirectAndNumberOfDirectorySeparators);
-                    }
-                    sortedPaths.push.apply(sortedPaths, pathsInDirectory);
-                }
-                var newDirectory = ts.getDirectoryPath(directory);
-                if (newDirectory === directory)
-                    return out_directory_1 = directory, "break";
-                directory = newDirectory;
-                out_directory_1 = directory;
-            };
-            var out_directory_1;
-            for (var directory = ts.getDirectoryPath(ts.toPath(importingFileName, cwd, getCanonicalFileName)); allFileNames.size !== 0;) {
-                var state_8 = _loop_24(directory);
-                directory = out_directory_1;
-                if (state_8 === "break")
-                    break;
-            }
-            if (allFileNames.size) {
-                var remainingPaths = ts.arrayFrom(allFileNames.values());
-                if (remainingPaths.length > 1)
-                    remainingPaths.sort(comparePathsByRedirectAndNumberOfDirectorySeparators);
-                sortedPaths.push.apply(sortedPaths, remainingPaths);
-            }
-            return sortedPaths;
-        }
-        function tryGetModuleNameFromAmbientModule(moduleSymbol) {
-            var decl = ts.find(moduleSymbol.declarations, function (d) { return ts.isNonGlobalAmbientModule(d) && (!ts.isExternalModuleAugmentation(d) || !ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(d.name))); });
-            if (decl) {
-                return decl.name.text;
-            }
-        }
-        function tryGetModuleNameFromPaths(relativeToBaseUrlWithIndex, relativeToBaseUrl, paths) {
-            for (var key in paths) {
-                for (var _i = 0, _a = paths[key]; _i < _a.length; _i++) {
-                    var patternText_1 = _a[_i];
-                    var pattern = ts.removeFileExtension(ts.normalizePath(patternText_1));
-                    var indexOfStar = pattern.indexOf("*");
-                    if (indexOfStar !== -1) {
-                        var prefix = pattern.substr(0, indexOfStar);
-                        var suffix = pattern.substr(indexOfStar + 1);
-                        if (relativeToBaseUrl.length >= prefix.length + suffix.length &&
-                            ts.startsWith(relativeToBaseUrl, prefix) &&
-                            ts.endsWith(relativeToBaseUrl, suffix) ||
-                            !suffix && relativeToBaseUrl === ts.removeTrailingDirectorySeparator(prefix)) {
-                            var matchedStar = relativeToBaseUrl.substr(prefix.length, relativeToBaseUrl.length - suffix.length);
-                            return key.replace("*", matchedStar);
-                        }
-                    }
-                    else if (pattern === relativeToBaseUrl || pattern === relativeToBaseUrlWithIndex) {
-                        return key;
-                    }
-                }
-            }
-        }
-        function tryGetModuleNameFromRootDirs(rootDirs, moduleFileName, sourceDirectory, getCanonicalFileName, ending, compilerOptions) {
-            var normalizedTargetPath = getPathRelativeToRootDirs(moduleFileName, rootDirs, getCanonicalFileName);
-            if (normalizedTargetPath === undefined) {
-                return undefined;
-            }
-            var normalizedSourcePath = getPathRelativeToRootDirs(sourceDirectory, rootDirs, getCanonicalFileName);
-            var relativePath = normalizedSourcePath !== undefined ? ts.ensurePathIsNonModuleName(ts.getRelativePathFromDirectory(normalizedSourcePath, normalizedTargetPath, getCanonicalFileName)) : normalizedTargetPath;
-            return ts.getEmitModuleResolutionKind(compilerOptions) === ts.ModuleResolutionKind.NodeJs
-                ? removeExtensionAndIndexPostFix(relativePath, ending, compilerOptions)
-                : ts.removeFileExtension(relativePath);
-        }
-        function tryGetModuleNameAsNodeModule(_a, _b, host, options, packageNameOnly) {
-            var path = _a.path, isRedirect = _a.isRedirect;
-            var getCanonicalFileName = _b.getCanonicalFileName, sourceDirectory = _b.sourceDirectory;
-            if (!host.fileExists || !host.readFile) {
-                return undefined;
-            }
-            var parts = getNodeModulePathParts(path);
-            if (!parts) {
-                return undefined;
-            }
-            var moduleSpecifier = path;
-            var isPackageRootPath = false;
-            if (!packageNameOnly) {
-                var packageRootIndex = parts.packageRootIndex;
-                var moduleFileNameForExtensionless = void 0;
-                while (true) {
-                    var _c = tryDirectoryWithPackageJson(packageRootIndex), moduleFileToTry = _c.moduleFileToTry, packageRootPath = _c.packageRootPath;
-                    if (packageRootPath) {
-                        moduleSpecifier = packageRootPath;
-                        isPackageRootPath = true;
-                        break;
-                    }
-                    if (!moduleFileNameForExtensionless)
-                        moduleFileNameForExtensionless = moduleFileToTry;
-                    packageRootIndex = path.indexOf(ts.directorySeparator, packageRootIndex + 1);
-                    if (packageRootIndex === -1) {
-                        moduleSpecifier = getExtensionlessFileName(moduleFileNameForExtensionless);
-                        break;
-                    }
-                }
-            }
-            if (isRedirect && !isPackageRootPath) {
-                return undefined;
-            }
-            var globalTypingsCacheLocation = host.getGlobalTypingsCacheLocation && host.getGlobalTypingsCacheLocation();
-            var pathToTopLevelNodeModules = getCanonicalFileName(moduleSpecifier.substring(0, parts.topLevelNodeModulesIndex));
-            if (!(ts.startsWith(sourceDirectory, pathToTopLevelNodeModules) || globalTypingsCacheLocation && ts.startsWith(getCanonicalFileName(globalTypingsCacheLocation), pathToTopLevelNodeModules))) {
-                return undefined;
-            }
-            var nodeModulesDirectoryName = moduleSpecifier.substring(parts.topLevelPackageNameIndex + 1);
-            var packageName = ts.getPackageNameFromTypesPackageName(nodeModulesDirectoryName);
-            return ts.getEmitModuleResolutionKind(options) !== ts.ModuleResolutionKind.NodeJs && packageName === nodeModulesDirectoryName ? undefined : packageName;
-            function tryDirectoryWithPackageJson(packageRootIndex) {
-                var packageRootPath = path.substring(0, packageRootIndex);
-                var packageJsonPath = ts.combinePaths(packageRootPath, "package.json");
-                var moduleFileToTry = path;
-                if (host.fileExists(packageJsonPath)) {
-                    var packageJsonContent = JSON.parse(host.readFile(packageJsonPath));
-                    var versionPaths = packageJsonContent.typesVersions
-                        ? ts.getPackageJsonTypesVersionsPaths(packageJsonContent.typesVersions)
-                        : undefined;
-                    if (versionPaths) {
-                        var subModuleName = path.slice(packageRootPath.length + 1);
-                        var fromPaths = tryGetModuleNameFromPaths(ts.removeFileExtension(subModuleName), removeExtensionAndIndexPostFix(subModuleName, 0, options), versionPaths.paths);
-                        if (fromPaths !== undefined) {
-                            moduleFileToTry = ts.combinePaths(packageRootPath, fromPaths);
-                        }
-                    }
-                    var mainFileRelative = packageJsonContent.typings || packageJsonContent.types || packageJsonContent.main;
-                    if (ts.isString(mainFileRelative)) {
-                        var mainExportFile = ts.toPath(mainFileRelative, packageRootPath, getCanonicalFileName);
-                        if (ts.removeFileExtension(mainExportFile) === ts.removeFileExtension(getCanonicalFileName(moduleFileToTry))) {
-                            return { packageRootPath: packageRootPath, moduleFileToTry: moduleFileToTry };
-                        }
-                    }
-                }
-                return { moduleFileToTry: moduleFileToTry };
-            }
-            function getExtensionlessFileName(path) {
-                var fullModulePathWithoutExtension = ts.removeFileExtension(path);
-                if (getCanonicalFileName(fullModulePathWithoutExtension.substring(parts.fileNameIndex)) === "/index" && !tryGetAnyFileFromPath(host, fullModulePathWithoutExtension.substring(0, parts.fileNameIndex))) {
-                    return fullModulePathWithoutExtension.substring(0, parts.fileNameIndex);
-                }
-                return fullModulePathWithoutExtension;
-            }
-        }
-        function tryGetAnyFileFromPath(host, path) {
-            if (!host.fileExists)
-                return;
-            var extensions = ts.getSupportedExtensions({ allowJs: true }, [{ extension: "node", isMixedContent: false }, { extension: "json", isMixedContent: false, scriptKind: 6 }]);
-            for (var _i = 0, extensions_3 = extensions; _i < extensions_3.length; _i++) {
-                var e = extensions_3[_i];
-                var fullPath = path + e;
-                if (host.fileExists(fullPath)) {
-                    return fullPath;
-                }
-            }
-        }
-        function getNodeModulePathParts(fullPath) {
-            var topLevelNodeModulesIndex = 0;
-            var topLevelPackageNameIndex = 0;
-            var packageRootIndex = 0;
-            var fileNameIndex = 0;
-            var partStart = 0;
-            var partEnd = 0;
-            var state = 0;
-            while (partEnd >= 0) {
-                partStart = partEnd;
-                partEnd = fullPath.indexOf("/", partStart + 1);
-                switch (state) {
-                    case 0:
-                        if (fullPath.indexOf(ts.nodeModulesPathPart, partStart) === partStart) {
-                            topLevelNodeModulesIndex = partStart;
-                            topLevelPackageNameIndex = partEnd;
-                            state = 1;
-                        }
-                        break;
-                    case 1:
-                    case 2:
-                        if (state === 1 && fullPath.charAt(partStart + 1) === "@") {
-                            state = 2;
-                        }
-                        else {
-                            packageRootIndex = partEnd;
-                            state = 3;
-                        }
-                        break;
-                    case 3:
-                        if (fullPath.indexOf(ts.nodeModulesPathPart, partStart) === partStart) {
-                            state = 1;
-                        }
-                        else {
-                            state = 3;
-                        }
-                        break;
-                }
-            }
-            fileNameIndex = partStart;
-            return state > 1 ? { topLevelNodeModulesIndex: topLevelNodeModulesIndex, topLevelPackageNameIndex: topLevelPackageNameIndex, packageRootIndex: packageRootIndex, fileNameIndex: fileNameIndex } : undefined;
-        }
-        function getPathRelativeToRootDirs(path, rootDirs, getCanonicalFileName) {
-            return ts.firstDefined(rootDirs, function (rootDir) {
-                var relativePath = getRelativePathIfInDirectory(path, rootDir, getCanonicalFileName);
-                return isPathRelativeToParent(relativePath) ? undefined : relativePath;
-            });
-        }
-        function removeExtensionAndIndexPostFix(fileName, ending, options) {
-            if (ts.fileExtensionIs(fileName, ".json"))
-                return fileName;
-            var noExtension = ts.removeFileExtension(fileName);
-            switch (ending) {
-                case 0:
-                    return ts.removeSuffix(noExtension, "/index");
-                case 1:
-                    return noExtension;
-                case 2:
-                    return noExtension + getJSExtensionForFile(fileName, options);
-                default:
-                    return ts.Debug.assertNever(ending);
-            }
-        }
-        function getJSExtensionForFile(fileName, options) {
-            var ext = ts.extensionFromPath(fileName);
-            switch (ext) {
-                case ".ts":
-                case ".d.ts":
-                    return ".js";
-                case ".tsx":
-                    return options.jsx === 1 ? ".jsx" : ".js";
-                case ".js":
-                case ".jsx":
-                case ".json":
-                    return ext;
-                case ".tsbuildinfo":
-                    return ts.Debug.fail("Extension " + ".tsbuildinfo" + " is unsupported:: FileName:: " + fileName);
-                default:
-                    return ts.Debug.assertNever(ext);
-            }
-        }
-        function getRelativePathIfInDirectory(path, directoryPath, getCanonicalFileName) {
-            var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, false);
-            return ts.isRootedDiskPath(relativePath) ? undefined : relativePath;
-        }
-        function isPathRelativeToParent(path) {
-            return ts.startsWith(path, "..");
-        }
-    })(moduleSpecifiers = ts.moduleSpecifiers || (ts.moduleSpecifiers = {}));
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var sysFormatDiagnosticsHost = ts.sys ? {
-        getCurrentDirectory: function () { return ts.sys.getCurrentDirectory(); },
-        getNewLine: function () { return ts.sys.newLine; },
-        getCanonicalFileName: ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames)
-    } : undefined;
-    function createDiagnosticReporter(system, pretty) {
-        var host = system === ts.sys ? sysFormatDiagnosticsHost : {
-            getCurrentDirectory: function () { return system.getCurrentDirectory(); },
-            getNewLine: function () { return system.newLine; },
-            getCanonicalFileName: ts.createGetCanonicalFileName(system.useCaseSensitiveFileNames),
-        };
-        if (!pretty) {
-            return function (diagnostic) { return system.write(ts.formatDiagnostic(diagnostic, host)); };
-        }
-        var diagnostics = new Array(1);
-        return function (diagnostic) {
-            diagnostics[0] = diagnostic;
-            system.write(ts.formatDiagnosticsWithColorAndContext(diagnostics, host) + host.getNewLine());
-            diagnostics[0] = undefined;
-        };
-    }
-    ts.createDiagnosticReporter = createDiagnosticReporter;
-    function clearScreenIfNotWatchingForFileChanges(system, diagnostic, options) {
-        if (system.clearScreen &&
-            !options.preserveWatchOutput &&
-            !options.extendedDiagnostics &&
-            !options.diagnostics &&
-            ts.contains(ts.screenStartingMessageCodes, diagnostic.code)) {
-            system.clearScreen();
-            return true;
-        }
-        return false;
-    }
-    ts.screenStartingMessageCodes = [
-        ts.Diagnostics.Starting_compilation_in_watch_mode.code,
-        ts.Diagnostics.File_change_detected_Starting_incremental_compilation.code,
-    ];
-    function getPlainDiagnosticFollowingNewLines(diagnostic, newLine) {
-        return ts.contains(ts.screenStartingMessageCodes, diagnostic.code)
-            ? newLine + newLine
-            : newLine;
-    }
-    function getLocaleTimeString(system) {
-        return !system.now ?
-            new Date().toLocaleTimeString() :
-            system.now().toLocaleTimeString("en-US", { timeZone: "UTC" });
-    }
-    ts.getLocaleTimeString = getLocaleTimeString;
-    function createWatchStatusReporter(system, pretty) {
-        return pretty ?
-            function (diagnostic, newLine, options) {
-                clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
-                system.write(output);
-            } :
-            function (diagnostic, newLine, options) {
-                var output = "";
-                if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
-                    output += newLine;
-                }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
-                system.write(output);
-            };
-    }
-    ts.createWatchStatusReporter = createWatchStatusReporter;
-    function parseConfigFileWithSystem(configFileName, optionsToExtend, watchOptionsToExtend, system, reportDiagnostic) {
-        var host = system;
-        host.onUnRecoverableConfigFileDiagnostic = function (diagnostic) { return reportUnrecoverableDiagnostic(system, reportDiagnostic, diagnostic); };
-        var result = ts.getParsedCommandLineOfConfigFile(configFileName, optionsToExtend, host, undefined, watchOptionsToExtend);
-        host.onUnRecoverableConfigFileDiagnostic = undefined;
-        return result;
-    }
-    ts.parseConfigFileWithSystem = parseConfigFileWithSystem;
-    function getErrorCountForSummary(diagnostics) {
-        return ts.countWhere(diagnostics, function (diagnostic) { return diagnostic.category === ts.DiagnosticCategory.Error; });
-    }
-    ts.getErrorCountForSummary = getErrorCountForSummary;
-    function getWatchErrorSummaryDiagnosticMessage(errorCount) {
-        return errorCount === 1 ?
-            ts.Diagnostics.Found_1_error_Watching_for_file_changes :
-            ts.Diagnostics.Found_0_errors_Watching_for_file_changes;
-    }
-    ts.getWatchErrorSummaryDiagnosticMessage = getWatchErrorSummaryDiagnosticMessage;
-    function getErrorSummaryText(errorCount, newLine) {
-        if (errorCount === 0)
-            return "";
-        var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
-    }
-    ts.getErrorSummaryText = getErrorSummaryText;
-    function listFiles(program, writeFileName) {
-        if (program.getCompilerOptions().listFiles || program.getCompilerOptions().listFilesOnly) {
-            ts.forEach(program.getSourceFiles(), function (file) {
-                writeFileName(file.fileName);
-            });
-        }
-    }
-    ts.listFiles = listFiles;
-    function emitFilesAndReportErrors(program, reportDiagnostic, writeFileName, reportSummary, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
-        var isListFilesOnly = !!program.getCompilerOptions().listFilesOnly;
-        var allDiagnostics = program.getConfigFileParsingDiagnostics().slice();
-        var configFileParsingDiagnosticsLength = allDiagnostics.length;
-        ts.addRange(allDiagnostics, program.getSyntacticDiagnostics(undefined, cancellationToken));
-        if (allDiagnostics.length === configFileParsingDiagnosticsLength) {
-            ts.addRange(allDiagnostics, program.getOptionsDiagnostics(cancellationToken));
-            if (!isListFilesOnly) {
-                ts.addRange(allDiagnostics, program.getGlobalDiagnostics(cancellationToken));
-                if (allDiagnostics.length === configFileParsingDiagnosticsLength) {
-                    ts.addRange(allDiagnostics, program.getSemanticDiagnostics(undefined, cancellationToken));
-                }
-            }
-        }
-        var emitResult = isListFilesOnly
-            ? { emitSkipped: true, diagnostics: ts.emptyArray }
-            : program.emit(undefined, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers);
-        var emittedFiles = emitResult.emittedFiles, emitDiagnostics = emitResult.diagnostics;
-        ts.addRange(allDiagnostics, emitDiagnostics);
-        var diagnostics = ts.sortAndDeduplicateDiagnostics(allDiagnostics);
-        diagnostics.forEach(reportDiagnostic);
-        if (writeFileName) {
-            var currentDir_1 = program.getCurrentDirectory();
-            ts.forEach(emittedFiles, function (file) {
-                var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                writeFileName("TSFILE: " + filepath);
-            });
-            listFiles(program, writeFileName);
-        }
-        if (reportSummary) {
-            reportSummary(getErrorCountForSummary(diagnostics));
-        }
-        return {
-            emitResult: emitResult,
-            diagnostics: diagnostics,
-        };
-    }
-    ts.emitFilesAndReportErrors = emitFilesAndReportErrors;
-    function emitFilesAndReportErrorsAndGetExitStatus(program, reportDiagnostic, writeFileName, reportSummary, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
-        var _a = emitFilesAndReportErrors(program, reportDiagnostic, writeFileName, reportSummary, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers), emitResult = _a.emitResult, diagnostics = _a.diagnostics;
-        if (emitResult.emitSkipped && diagnostics.length > 0) {
-            return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
-        }
-        else if (diagnostics.length > 0) {
-            return ts.ExitStatus.DiagnosticsPresent_OutputsGenerated;
-        }
-        return ts.ExitStatus.Success;
-    }
-    ts.emitFilesAndReportErrorsAndGetExitStatus = emitFilesAndReportErrorsAndGetExitStatus;
-    ts.noopFileWatcher = { close: ts.noop };
-    ts.returnNoopFileWatcher = function () { return ts.noopFileWatcher; };
-    function createWatchHost(system, reportWatchStatus) {
-        if (system === void 0) { system = ts.sys; }
-        var onWatchStatusChange = reportWatchStatus || createWatchStatusReporter(system);
-        return {
-            onWatchStatusChange: onWatchStatusChange,
-            watchFile: ts.maybeBind(system, system.watchFile) || ts.returnNoopFileWatcher,
-            watchDirectory: ts.maybeBind(system, system.watchDirectory) || ts.returnNoopFileWatcher,
-            setTimeout: ts.maybeBind(system, system.setTimeout) || ts.noop,
-            clearTimeout: ts.maybeBind(system, system.clearTimeout) || ts.noop
-        };
-    }
-    ts.createWatchHost = createWatchHost;
-    ts.WatchType = {
-        ConfigFile: "Config file",
-        SourceFile: "Source file",
-        MissingFile: "Missing file",
-        WildcardDirectory: "Wild card directory",
-        FailedLookupLocations: "Failed Lookup Locations",
-        TypeRoots: "Type roots"
-    };
-    function createWatchFactory(host, options) {
-        var watchLogLevel = host.trace ? options.extendedDiagnostics ? ts.WatchLogLevel.Verbose : options.diagnostics ? ts.WatchLogLevel.TriggerOnly : ts.WatchLogLevel.None : ts.WatchLogLevel.None;
-        var writeLog = watchLogLevel !== ts.WatchLogLevel.None ? (function (s) { return host.trace(s); }) : ts.noop;
-        var result = ts.getWatchFactory(watchLogLevel, writeLog);
-        result.writeLog = writeLog;
-        return result;
-    }
-    ts.createWatchFactory = createWatchFactory;
-    function createCompilerHostFromProgramHost(host, getCompilerOptions, directoryStructureHost) {
-        if (directoryStructureHost === void 0) { directoryStructureHost = host; }
-        var useCaseSensitiveFileNames = host.useCaseSensitiveFileNames();
-        var hostGetNewLine = ts.memoize(function () { return host.getNewLine(); });
-        return {
-            getSourceFile: function (fileName, languageVersion, onError) {
-                var text;
-                try {
-                    ts.performance.mark("beforeIORead");
-                    text = host.readFile(fileName, getCompilerOptions().charset);
-                    ts.performance.mark("afterIORead");
-                    ts.performance.measure("I/O Read", "beforeIORead", "afterIORead");
-                }
-                catch (e) {
-                    if (onError) {
-                        onError(e.message);
-                    }
-                    text = "";
-                }
-                return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion) : undefined;
-            },
-            getDefaultLibLocation: ts.maybeBind(host, host.getDefaultLibLocation),
-            getDefaultLibFileName: function (options) { return host.getDefaultLibFileName(options); },
-            writeFile: writeFile,
-            getCurrentDirectory: ts.memoize(function () { return host.getCurrentDirectory(); }),
-            useCaseSensitiveFileNames: function () { return useCaseSensitiveFileNames; },
-            getCanonicalFileName: ts.createGetCanonicalFileName(useCaseSensitiveFileNames),
-            getNewLine: function () { return ts.getNewLineCharacter(getCompilerOptions(), hostGetNewLine); },
-            fileExists: function (f) { return host.fileExists(f); },
-            readFile: function (f) { return host.readFile(f); },
-            trace: ts.maybeBind(host, host.trace),
-            directoryExists: ts.maybeBind(directoryStructureHost, directoryStructureHost.directoryExists),
-            getDirectories: ts.maybeBind(directoryStructureHost, directoryStructureHost.getDirectories),
-            realpath: ts.maybeBind(host, host.realpath),
-            getEnvironmentVariable: ts.maybeBind(host, host.getEnvironmentVariable) || (function () { return ""; }),
-            createHash: ts.maybeBind(host, host.createHash),
-            readDirectory: ts.maybeBind(host, host.readDirectory),
-        };
-        function writeFile(fileName, text, writeByteOrderMark, onError) {
-            try {
-                ts.performance.mark("beforeIOWrite");
-                ts.writeFileEnsuringDirectories(fileName, text, writeByteOrderMark, function (path, data, writeByteOrderMark) { return host.writeFile(path, data, writeByteOrderMark); }, function (path) { return host.createDirectory(path); }, function (path) { return host.directoryExists(path); });
-                ts.performance.mark("afterIOWrite");
-                ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite");
-            }
-            catch (e) {
-                if (onError) {
-                    onError(e.message);
-                }
-            }
-        }
-    }
-    ts.createCompilerHostFromProgramHost = createCompilerHostFromProgramHost;
-    function setGetSourceFileAsHashVersioned(compilerHost, host) {
-        var originalGetSourceFile = compilerHost.getSourceFile;
-        var computeHash = ts.maybeBind(host, host.createHash) || ts.generateDjb2Hash;
-        compilerHost.getSourceFile = function () {
-            var args = [];
-            for (var _i = 0; _i < arguments.length; _i++) {
-                args[_i] = arguments[_i];
-            }
-            var result = originalGetSourceFile.call.apply(originalGetSourceFile, __spreadArrays([compilerHost], args));
-            if (result) {
-                result.version = computeHash(result.text);
-            }
-            return result;
-        };
-    }
-    ts.setGetSourceFileAsHashVersioned = setGetSourceFileAsHashVersioned;
-    function createProgramHost(system, createProgram) {
-        var getDefaultLibLocation = ts.memoize(function () { return ts.getDirectoryPath(ts.normalizePath(system.getExecutingFilePath())); });
-        return {
-            useCaseSensitiveFileNames: function () { return system.useCaseSensitiveFileNames; },
-            getNewLine: function () { return system.newLine; },
-            getCurrentDirectory: ts.memoize(function () { return system.getCurrentDirectory(); }),
-            getDefaultLibLocation: getDefaultLibLocation,
-            getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); },
-            fileExists: function (path) { return system.fileExists(path); },
-            readFile: function (path, encoding) { return system.readFile(path, encoding); },
-            directoryExists: function (path) { return system.directoryExists(path); },
-            getDirectories: function (path) { return system.getDirectories(path); },
-            readDirectory: function (path, extensions, exclude, include, depth) { return system.readDirectory(path, extensions, exclude, include, depth); },
-            realpath: ts.maybeBind(system, system.realpath),
-            getEnvironmentVariable: ts.maybeBind(system, system.getEnvironmentVariable),
-            trace: function (s) { return system.write(s + system.newLine); },
-            createDirectory: function (path) { return system.createDirectory(path); },
-            writeFile: function (path, data, writeByteOrderMark) { return system.writeFile(path, data, writeByteOrderMark); },
-            createHash: ts.maybeBind(system, system.createHash),
-            createProgram: createProgram || ts.createEmitAndSemanticDiagnosticsBuilderProgram
-        };
-    }
-    ts.createProgramHost = createProgramHost;
-    function createWatchCompilerHost(system, createProgram, reportDiagnostic, reportWatchStatus) {
-        if (system === void 0) { system = ts.sys; }
-        var writeFileName = function (s) { return system.write(s + system.newLine); };
-        var result = createProgramHost(system, createProgram);
-        ts.copyProperties(result, createWatchHost(system, reportWatchStatus));
-        result.afterProgramCreate = function (builderProgram) {
-            var compilerOptions = builderProgram.getCompilerOptions();
-            var newLine = ts.getNewLineCharacter(compilerOptions, function () { return system.newLine; });
-            emitFilesAndReportErrors(builderProgram, reportDiagnostic, writeFileName, function (errorCount) { return result.onWatchStatusChange(ts.createCompilerDiagnostic(getWatchErrorSummaryDiagnosticMessage(errorCount), errorCount), newLine, compilerOptions, errorCount); });
-        };
-        return result;
-    }
-    function reportUnrecoverableDiagnostic(system, reportDiagnostic, diagnostic) {
-        reportDiagnostic(diagnostic);
-        system.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-    }
-    function createWatchCompilerHostOfConfigFile(_a) {
-        var configFileName = _a.configFileName, optionsToExtend = _a.optionsToExtend, watchOptionsToExtend = _a.watchOptionsToExtend, extraFileExtensions = _a.extraFileExtensions, system = _a.system, createProgram = _a.createProgram, reportDiagnostic = _a.reportDiagnostic, reportWatchStatus = _a.reportWatchStatus;
-        var diagnosticReporter = reportDiagnostic || createDiagnosticReporter(system);
-        var host = createWatchCompilerHost(system, createProgram, diagnosticReporter, reportWatchStatus);
-        host.onUnRecoverableConfigFileDiagnostic = function (diagnostic) { return reportUnrecoverableDiagnostic(system, diagnosticReporter, diagnostic); };
-        host.configFileName = configFileName;
-        host.optionsToExtend = optionsToExtend;
-        host.watchOptionsToExtend = watchOptionsToExtend;
-        host.extraFileExtensions = extraFileExtensions;
-        return host;
-    }
-    ts.createWatchCompilerHostOfConfigFile = createWatchCompilerHostOfConfigFile;
-    function createWatchCompilerHostOfFilesAndCompilerOptions(_a) {
-        var rootFiles = _a.rootFiles, options = _a.options, watchOptions = _a.watchOptions, projectReferences = _a.projectReferences, system = _a.system, createProgram = _a.createProgram, reportDiagnostic = _a.reportDiagnostic, reportWatchStatus = _a.reportWatchStatus;
-        var host = createWatchCompilerHost(system, createProgram, reportDiagnostic || createDiagnosticReporter(system), reportWatchStatus);
-        host.rootFiles = rootFiles;
-        host.options = options;
-        host.watchOptions = watchOptions;
-        host.projectReferences = projectReferences;
-        return host;
-    }
-    ts.createWatchCompilerHostOfFilesAndCompilerOptions = createWatchCompilerHostOfFilesAndCompilerOptions;
-    function performIncrementalCompilation(input) {
-        var system = input.system || ts.sys;
-        var host = input.host || (input.host = ts.createIncrementalCompilerHost(input.options, system));
-        var builderProgram = ts.createIncrementalProgram(input);
-        var exitStatus = emitFilesAndReportErrorsAndGetExitStatus(builderProgram, input.reportDiagnostic || createDiagnosticReporter(system), function (s) { return host.trace && host.trace(s); }, input.reportErrorSummary || input.options.pretty ? function (errorCount) { return system.write(getErrorSummaryText(errorCount, system.newLine)); } : undefined);
-        if (input.afterProgramEmitAndDiagnostics)
-            input.afterProgramEmitAndDiagnostics(builderProgram);
-        return exitStatus;
-    }
-    ts.performIncrementalCompilation = performIncrementalCompilation;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function readBuilderProgram(compilerOptions, host) {
-        if (ts.outFile(compilerOptions))
-            return undefined;
-        var buildInfoPath = ts.getTsBuildInfoEmitOutputFilePath(compilerOptions);
-        if (!buildInfoPath)
-            return undefined;
-        var content = host.readFile(buildInfoPath);
-        if (!content)
-            return undefined;
-        var buildInfo = ts.getBuildInfo(content);
-        if (buildInfo.version !== ts.version)
-            return undefined;
-        if (!buildInfo.program)
-            return undefined;
-        return ts.createBuildProgramUsingProgramBuildInfo(buildInfo.program, buildInfoPath, host);
-    }
-    ts.readBuilderProgram = readBuilderProgram;
-    function createIncrementalCompilerHost(options, system) {
-        if (system === void 0) { system = ts.sys; }
-        var host = ts.createCompilerHostWorker(options, undefined, system);
-        host.createHash = ts.maybeBind(system, system.createHash);
-        ts.setGetSourceFileAsHashVersioned(host, system);
-        ts.changeCompilerHostLikeToUseCache(host, function (fileName) { return ts.toPath(fileName, host.getCurrentDirectory(), host.getCanonicalFileName); });
-        return host;
-    }
-    ts.createIncrementalCompilerHost = createIncrementalCompilerHost;
-    function createIncrementalProgram(_a) {
-        var rootNames = _a.rootNames, options = _a.options, configFileParsingDiagnostics = _a.configFileParsingDiagnostics, projectReferences = _a.projectReferences, host = _a.host, createProgram = _a.createProgram;
-        host = host || createIncrementalCompilerHost(options);
-        createProgram = createProgram || ts.createEmitAndSemanticDiagnosticsBuilderProgram;
-        var oldProgram = readBuilderProgram(options, host);
-        return createProgram(rootNames, options, host, oldProgram, configFileParsingDiagnostics, projectReferences);
-    }
-    ts.createIncrementalProgram = createIncrementalProgram;
-    function createWatchCompilerHost(rootFilesOrConfigFileName, options, system, createProgram, reportDiagnostic, reportWatchStatus, projectReferencesOrWatchOptionsToExtend, watchOptionsOrExtraFileExtensions) {
-        if (ts.isArray(rootFilesOrConfigFileName)) {
-            return ts.createWatchCompilerHostOfFilesAndCompilerOptions({
-                rootFiles: rootFilesOrConfigFileName,
-                options: options,
-                watchOptions: watchOptionsOrExtraFileExtensions,
-                projectReferences: projectReferencesOrWatchOptionsToExtend,
-                system: system,
-                createProgram: createProgram,
-                reportDiagnostic: reportDiagnostic,
-                reportWatchStatus: reportWatchStatus,
-            });
-        }
-        else {
-            return ts.createWatchCompilerHostOfConfigFile({
-                configFileName: rootFilesOrConfigFileName,
-                optionsToExtend: options,
-                watchOptionsToExtend: projectReferencesOrWatchOptionsToExtend,
-                extraFileExtensions: watchOptionsOrExtraFileExtensions,
-                system: system,
-                createProgram: createProgram,
-                reportDiagnostic: reportDiagnostic,
-                reportWatchStatus: reportWatchStatus,
-            });
-        }
-    }
-    ts.createWatchCompilerHost = createWatchCompilerHost;
-    function createWatchProgram(host) {
-        var builderProgram;
-        var reloadLevel;
-        var missingFilesMap;
-        var watchedWildcardDirectories;
-        var timerToUpdateProgram;
-        var timerToInvalidateFailedLookupResolutions;
-        var sourceFilesCache = new ts.Map();
-        var missingFilePathsRequestedForRelease;
-        var hasChangedCompilerOptions = false;
-        var useCaseSensitiveFileNames = host.useCaseSensitiveFileNames();
-        var currentDirectory = host.getCurrentDirectory();
-        var configFileName = host.configFileName, _a = host.optionsToExtend, optionsToExtendForConfigFile = _a === void 0 ? {} : _a, watchOptionsToExtend = host.watchOptionsToExtend, extraFileExtensions = host.extraFileExtensions, createProgram = host.createProgram;
-        var rootFileNames = host.rootFiles, compilerOptions = host.options, watchOptions = host.watchOptions, projectReferences = host.projectReferences;
-        var configFileSpecs;
-        var configFileParsingDiagnostics;
-        var canConfigFileJsonReportNoInputFiles = false;
-        var hasChangedConfigFileParsingErrors = false;
-        var cachedDirectoryStructureHost = configFileName === undefined ? undefined : ts.createCachedDirectoryStructureHost(host, currentDirectory, useCaseSensitiveFileNames);
-        var directoryStructureHost = cachedDirectoryStructureHost || host;
-        var parseConfigFileHost = ts.parseConfigHostFromCompilerHostLike(host, directoryStructureHost);
-        var newLine = updateNewLine();
-        if (configFileName && host.configFileParsingResult) {
-            setConfigFileParsingResult(host.configFileParsingResult);
-            newLine = updateNewLine();
-        }
-        reportWatchDiagnostic(ts.Diagnostics.Starting_compilation_in_watch_mode);
-        if (configFileName && !host.configFileParsingResult) {
-            newLine = ts.getNewLineCharacter(optionsToExtendForConfigFile, function () { return host.getNewLine(); });
-            ts.Debug.assert(!rootFileNames);
-            parseConfigFile();
-            newLine = updateNewLine();
-        }
-        var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchFilePath = _b.watchFilePath, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
-        var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
-        var configFileWatcher;
-        if (configFileName) {
-            configFileWatcher = watchFile(host, configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
-        }
-        var compilerHost = ts.createCompilerHostFromProgramHost(host, function () { return compilerOptions; }, directoryStructureHost);
-        ts.setGetSourceFileAsHashVersioned(compilerHost, host);
-        var getNewSourceFile = compilerHost.getSourceFile;
-        compilerHost.getSourceFile = function (fileName) {
-            var args = [];
-            for (var _i = 1; _i < arguments.length; _i++) {
-                args[_i - 1] = arguments[_i];
-            }
-            return getVersionedSourceFileByPath.apply(void 0, __spreadArrays([fileName, toPath(fileName)], args));
-        };
-        compilerHost.getSourceFileByPath = getVersionedSourceFileByPath;
-        compilerHost.getNewLine = function () { return newLine; };
-        compilerHost.fileExists = fileExists;
-        compilerHost.onReleaseOldSourceFile = onReleaseOldSourceFile;
-        compilerHost.toPath = toPath;
-        compilerHost.getCompilationSettings = function () { return compilerOptions; };
-        compilerHost.useSourceOfProjectReferenceRedirect = ts.maybeBind(host, host.useSourceOfProjectReferenceRedirect);
-        compilerHost.watchDirectoryOfFailedLookupLocation = function (dir, cb, flags) { return watchDirectory(host, dir, cb, flags, watchOptions, ts.WatchType.FailedLookupLocations); };
-        compilerHost.watchTypeRootsDirectory = function (dir, cb, flags) { return watchDirectory(host, dir, cb, flags, watchOptions, ts.WatchType.TypeRoots); };
-        compilerHost.getCachedDirectoryStructureHost = function () { return cachedDirectoryStructureHost; };
-        compilerHost.scheduleInvalidateResolutionsOfFailedLookupLocations = scheduleInvalidateResolutionsOfFailedLookupLocations;
-        compilerHost.onInvalidatedResolution = scheduleProgramUpdate;
-        compilerHost.onChangedAutomaticTypeDirectiveNames = scheduleProgramUpdate;
-        compilerHost.fileIsOpen = ts.returnFalse;
-        compilerHost.getCurrentProgram = getCurrentProgram;
-        compilerHost.writeLog = writeLog;
-        var resolutionCache = ts.createResolutionCache(compilerHost, configFileName ?
-            ts.getDirectoryPath(ts.getNormalizedAbsolutePath(configFileName, currentDirectory)) :
-            currentDirectory, false);
-        compilerHost.resolveModuleNames = host.resolveModuleNames ?
-            (function () {
-                var args = [];
-                for (var _i = 0; _i < arguments.length; _i++) {
-                    args[_i] = arguments[_i];
-                }
-                return host.resolveModuleNames.apply(host, args);
-            }) :
-            (function (moduleNames, containingFile, reusedNames, redirectedReference) { return resolutionCache.resolveModuleNames(moduleNames, containingFile, reusedNames, redirectedReference); });
-        compilerHost.resolveTypeReferenceDirectives = host.resolveTypeReferenceDirectives ?
-            (function () {
-                var args = [];
-                for (var _i = 0; _i < arguments.length; _i++) {
-                    args[_i] = arguments[_i];
-                }
-                return host.resolveTypeReferenceDirectives.apply(host, args);
-            }) :
-            (function (typeDirectiveNames, containingFile, redirectedReference) { return resolutionCache.resolveTypeReferenceDirectives(typeDirectiveNames, containingFile, redirectedReference); });
-        var userProvidedResolution = !!host.resolveModuleNames || !!host.resolveTypeReferenceDirectives;
-        builderProgram = readBuilderProgram(compilerOptions, compilerHost);
-        synchronizeProgram();
-        watchConfigFileWildCardDirectories();
-        return configFileName ?
-            { getCurrentProgram: getCurrentBuilderProgram, getProgram: updateProgram, close: close } :
-            { getCurrentProgram: getCurrentBuilderProgram, getProgram: updateProgram, updateRootFileNames: updateRootFileNames, close: close };
-        function close() {
-            clearInvalidateResolutionsOfFailedLookupLocations();
-            resolutionCache.clear();
-            ts.clearMap(sourceFilesCache, function (value) {
-                if (value && value.fileWatcher) {
-                    value.fileWatcher.close();
-                    value.fileWatcher = undefined;
-                }
-            });
-            if (configFileWatcher) {
-                configFileWatcher.close();
-                configFileWatcher = undefined;
-            }
-            if (watchedWildcardDirectories) {
-                ts.clearMap(watchedWildcardDirectories, ts.closeFileWatcherOf);
-                watchedWildcardDirectories = undefined;
-            }
-            if (missingFilesMap) {
-                ts.clearMap(missingFilesMap, ts.closeFileWatcher);
-                missingFilesMap = undefined;
-            }
-        }
-        function getCurrentBuilderProgram() {
-            return builderProgram;
-        }
-        function getCurrentProgram() {
-            return builderProgram && builderProgram.getProgramOrUndefined();
-        }
-        function synchronizeProgram() {
-            writeLog("Synchronizing program");
-            clearInvalidateResolutionsOfFailedLookupLocations();
-            var program = getCurrentBuilderProgram();
-            if (hasChangedCompilerOptions) {
-                newLine = updateNewLine();
-                if (program && ts.changesAffectModuleResolution(program.getCompilerOptions(), compilerOptions)) {
-                    resolutionCache.clear();
-                }
-            }
-            var hasInvalidatedResolution = resolutionCache.createHasInvalidatedResolution(userProvidedResolution);
-            if (ts.isProgramUptoDate(getCurrentProgram(), rootFileNames, compilerOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames, projectReferences)) {
-                if (hasChangedConfigFileParsingErrors) {
-                    builderProgram = createProgram(undefined, undefined, compilerHost, builderProgram, configFileParsingDiagnostics, projectReferences);
-                    hasChangedConfigFileParsingErrors = false;
-                }
-            }
-            else {
-                createNewProgram(hasInvalidatedResolution);
-            }
-            if (host.afterProgramCreate && program !== builderProgram) {
-                host.afterProgramCreate(builderProgram);
-            }
-            return builderProgram;
-        }
-        function createNewProgram(hasInvalidatedResolution) {
-            writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
-            var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
-            hasChangedCompilerOptions = false;
-            hasChangedConfigFileParsingErrors = false;
-            resolutionCache.startCachingPerDirectoryResolution();
-            compilerHost.hasInvalidatedResolution = hasInvalidatedResolution;
-            compilerHost.hasChangedAutomaticTypeDirectiveNames = hasChangedAutomaticTypeDirectiveNames;
-            builderProgram = createProgram(rootFileNames, compilerOptions, compilerHost, builderProgram, configFileParsingDiagnostics, projectReferences);
-            resolutionCache.finishCachingPerDirectoryResolution();
-            ts.updateMissingFilePathsWatch(builderProgram.getProgram(), missingFilesMap || (missingFilesMap = new ts.Map()), watchMissingFilePath);
-            if (needsUpdateInTypeRootWatch) {
-                resolutionCache.updateTypeRootsWatch();
-            }
-            if (missingFilePathsRequestedForRelease) {
-                for (var _i = 0, missingFilePathsRequestedForRelease_1 = missingFilePathsRequestedForRelease; _i < missingFilePathsRequestedForRelease_1.length; _i++) {
-                    var missingFilePath = missingFilePathsRequestedForRelease_1[_i];
-                    if (!missingFilesMap.has(missingFilePath)) {
-                        sourceFilesCache.delete(missingFilePath);
-                    }
-                }
-                missingFilePathsRequestedForRelease = undefined;
-            }
-        }
-        function updateRootFileNames(files) {
-            ts.Debug.assert(!configFileName, "Cannot update root file names with config file watch mode");
-            rootFileNames = files;
-            scheduleProgramUpdate();
-        }
-        function updateNewLine() {
-            return ts.getNewLineCharacter(compilerOptions || optionsToExtendForConfigFile, function () { return host.getNewLine(); });
-        }
-        function toPath(fileName) {
-            return ts.toPath(fileName, currentDirectory, getCanonicalFileName);
-        }
-        function isFileMissingOnHost(hostSourceFile) {
-            return typeof hostSourceFile === "boolean";
-        }
-        function isFilePresenceUnknownOnHost(hostSourceFile) {
-            return typeof hostSourceFile.version === "boolean";
-        }
-        function fileExists(fileName) {
-            var path = toPath(fileName);
-            if (isFileMissingOnHost(sourceFilesCache.get(path))) {
-                return false;
-            }
-            return directoryStructureHost.fileExists(fileName);
-        }
-        function getVersionedSourceFileByPath(fileName, path, languageVersion, onError, shouldCreateNewSourceFile) {
-            var hostSourceFile = sourceFilesCache.get(path);
-            if (isFileMissingOnHost(hostSourceFile)) {
-                return undefined;
-            }
-            if (hostSourceFile === undefined || shouldCreateNewSourceFile || isFilePresenceUnknownOnHost(hostSourceFile)) {
-                var sourceFile = getNewSourceFile(fileName, languageVersion, onError);
-                if (hostSourceFile) {
-                    if (sourceFile) {
-                        hostSourceFile.sourceFile = sourceFile;
-                        hostSourceFile.version = sourceFile.version;
-                        if (!hostSourceFile.fileWatcher) {
-                            hostSourceFile.fileWatcher = watchFilePath(host, fileName, onSourceFileChange, ts.PollingInterval.Low, watchOptions, path, ts.WatchType.SourceFile);
-                        }
-                    }
-                    else {
-                        if (hostSourceFile.fileWatcher) {
-                            hostSourceFile.fileWatcher.close();
-                        }
-                        sourceFilesCache.set(path, false);
-                    }
-                }
-                else {
-                    if (sourceFile) {
-                        var fileWatcher = watchFilePath(host, fileName, onSourceFileChange, ts.PollingInterval.Low, watchOptions, path, ts.WatchType.SourceFile);
-                        sourceFilesCache.set(path, { sourceFile: sourceFile, version: sourceFile.version, fileWatcher: fileWatcher });
-                    }
-                    else {
-                        sourceFilesCache.set(path, false);
-                    }
-                }
-                return sourceFile;
-            }
-            return hostSourceFile.sourceFile;
-        }
-        function nextSourceFileVersion(path) {
-            var hostSourceFile = sourceFilesCache.get(path);
-            if (hostSourceFile !== undefined) {
-                if (isFileMissingOnHost(hostSourceFile)) {
-                    sourceFilesCache.set(path, { version: false });
-                }
-                else {
-                    hostSourceFile.version = false;
-                }
-            }
-        }
-        function getSourceVersion(path) {
-            var hostSourceFile = sourceFilesCache.get(path);
-            return !hostSourceFile || !hostSourceFile.version ? undefined : hostSourceFile.version;
-        }
-        function onReleaseOldSourceFile(oldSourceFile, _oldOptions, hasSourceFileByPath) {
-            var hostSourceFileInfo = sourceFilesCache.get(oldSourceFile.resolvedPath);
-            if (hostSourceFileInfo !== undefined) {
-                if (isFileMissingOnHost(hostSourceFileInfo)) {
-                    (missingFilePathsRequestedForRelease || (missingFilePathsRequestedForRelease = [])).push(oldSourceFile.path);
-                }
-                else if (hostSourceFileInfo.sourceFile === oldSourceFile) {
-                    if (hostSourceFileInfo.fileWatcher) {
-                        hostSourceFileInfo.fileWatcher.close();
-                    }
-                    sourceFilesCache.delete(oldSourceFile.resolvedPath);
-                    if (!hasSourceFileByPath) {
-                        resolutionCache.removeResolutionsOfFile(oldSourceFile.path);
-                    }
-                }
-            }
-        }
-        function reportWatchDiagnostic(message) {
-            if (host.onWatchStatusChange) {
-                host.onWatchStatusChange(ts.createCompilerDiagnostic(message), newLine, compilerOptions || optionsToExtendForConfigFile);
-            }
-        }
-        function hasChangedAutomaticTypeDirectiveNames() {
-            return resolutionCache.hasChangedAutomaticTypeDirectiveNames();
-        }
-        function clearInvalidateResolutionsOfFailedLookupLocations() {
-            if (!timerToInvalidateFailedLookupResolutions)
-                return false;
-            host.clearTimeout(timerToInvalidateFailedLookupResolutions);
-            timerToInvalidateFailedLookupResolutions = undefined;
-            return true;
-        }
-        function scheduleInvalidateResolutionsOfFailedLookupLocations() {
-            if (!host.setTimeout || !host.clearTimeout) {
-                return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
-            }
-            var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
-            timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
-        }
-        function invalidateResolutionsOfFailedLookup() {
-            timerToInvalidateFailedLookupResolutions = undefined;
-            if (resolutionCache.invalidateResolutionsOfFailedLookupLocations()) {
-                scheduleProgramUpdate();
-            }
-        }
-        function scheduleProgramUpdate() {
-            if (!host.setTimeout || !host.clearTimeout) {
-                return;
-            }
-            if (timerToUpdateProgram) {
-                host.clearTimeout(timerToUpdateProgram);
-            }
-            writeLog("Scheduling update");
-            timerToUpdateProgram = host.setTimeout(updateProgramWithWatchStatus, 250);
-        }
-        function scheduleProgramReload() {
-            ts.Debug.assert(!!configFileName);
-            reloadLevel = ts.ConfigFileProgramReloadLevel.Full;
-            scheduleProgramUpdate();
-        }
-        function updateProgramWithWatchStatus() {
-            timerToUpdateProgram = undefined;
-            reportWatchDiagnostic(ts.Diagnostics.File_change_detected_Starting_incremental_compilation);
-            updateProgram();
-        }
-        function updateProgram() {
-            switch (reloadLevel) {
-                case ts.ConfigFileProgramReloadLevel.Partial:
-                    ts.perfLogger.logStartUpdateProgram("PartialConfigReload");
-                    reloadFileNamesFromConfigFile();
-                    break;
-                case ts.ConfigFileProgramReloadLevel.Full:
-                    ts.perfLogger.logStartUpdateProgram("FullConfigReload");
-                    reloadConfigFile();
-                    break;
-                default:
-                    ts.perfLogger.logStartUpdateProgram("SynchronizeProgram");
-                    synchronizeProgram();
-                    break;
-            }
-            ts.perfLogger.logStopUpdateProgram("Done");
-            return getCurrentBuilderProgram();
-        }
-        function reloadFileNamesFromConfigFile() {
-            writeLog("Reloading new file names and options");
-            var result = ts.getFileNamesFromConfigSpecs(configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), compilerOptions, parseConfigFileHost, extraFileExtensions);
-            if (ts.updateErrorForNoInputFiles(result, ts.getNormalizedAbsolutePath(configFileName, currentDirectory), configFileSpecs, configFileParsingDiagnostics, canConfigFileJsonReportNoInputFiles)) {
-                hasChangedConfigFileParsingErrors = true;
-            }
-            rootFileNames = result.fileNames;
-            synchronizeProgram();
-        }
-        function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
-            reloadLevel = ts.ConfigFileProgramReloadLevel.None;
-            if (cachedDirectoryStructureHost) {
-                cachedDirectoryStructureHost.clearCache();
-            }
-            parseConfigFile();
-            hasChangedCompilerOptions = true;
-            synchronizeProgram();
-            watchConfigFileWildCardDirectories();
-        }
-        function parseConfigFile() {
-            setConfigFileParsingResult(ts.getParsedCommandLineOfConfigFile(configFileName, optionsToExtendForConfigFile, parseConfigFileHost, undefined, watchOptionsToExtend, extraFileExtensions));
-        }
-        function setConfigFileParsingResult(configFileParseResult) {
-            rootFileNames = configFileParseResult.fileNames;
-            compilerOptions = configFileParseResult.options;
-            watchOptions = configFileParseResult.watchOptions;
-            configFileSpecs = configFileParseResult.configFileSpecs;
-            projectReferences = configFileParseResult.projectReferences;
-            configFileParsingDiagnostics = ts.getConfigFileParsingDiagnostics(configFileParseResult).slice();
-            canConfigFileJsonReportNoInputFiles = ts.canJsonReportNoInputFiles(configFileParseResult.raw);
-            hasChangedConfigFileParsingErrors = true;
-        }
-        function onSourceFileChange(fileName, eventKind, path) {
-            updateCachedSystemWithFile(fileName, path, eventKind);
-            if (eventKind === ts.FileWatcherEventKind.Deleted && sourceFilesCache.has(path)) {
-                resolutionCache.invalidateResolutionOfFile(path);
-            }
-            resolutionCache.removeResolutionsFromProjectReferenceRedirects(path);
-            nextSourceFileVersion(path);
-            scheduleProgramUpdate();
-        }
-        function updateCachedSystemWithFile(fileName, path, eventKind) {
-            if (cachedDirectoryStructureHost) {
-                cachedDirectoryStructureHost.addOrDeleteFile(fileName, path, eventKind);
-            }
-        }
-        function watchMissingFilePath(missingFilePath) {
-            return watchFilePath(host, missingFilePath, onMissingFileChange, ts.PollingInterval.Medium, watchOptions, missingFilePath, ts.WatchType.MissingFile);
-        }
-        function onMissingFileChange(fileName, eventKind, missingFilePath) {
-            updateCachedSystemWithFile(fileName, missingFilePath, eventKind);
-            if (eventKind === ts.FileWatcherEventKind.Created && missingFilesMap.has(missingFilePath)) {
-                missingFilesMap.get(missingFilePath).close();
-                missingFilesMap.delete(missingFilePath);
-                nextSourceFileVersion(missingFilePath);
-                scheduleProgramUpdate();
-            }
-        }
-        function watchConfigFileWildCardDirectories() {
-            if (configFileSpecs) {
-                ts.updateWatchingWildcardDirectories(watchedWildcardDirectories || (watchedWildcardDirectories = new ts.Map()), new ts.Map(ts.getEntries(configFileSpecs.wildcardDirectories)), watchWildcardDirectory);
-            }
-            else if (watchedWildcardDirectories) {
-                ts.clearMap(watchedWildcardDirectories, ts.closeFileWatcherOf);
-            }
-        }
-        function watchWildcardDirectory(directory, flags) {
-            return watchDirectory(host, directory, function (fileOrDirectory) {
-                ts.Debug.assert(!!configFileName);
-                var fileOrDirectoryPath = toPath(fileOrDirectory);
-                if (cachedDirectoryStructureHost) {
-                    cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
-                }
-                nextSourceFileVersion(fileOrDirectoryPath);
-                if (ts.isIgnoredFileFromWildCardWatching({
-                    watchedDirPath: toPath(directory),
-                    fileOrDirectory: fileOrDirectory,
-                    fileOrDirectoryPath: fileOrDirectoryPath,
-                    configFileName: configFileName,
-                    configFileSpecs: configFileSpecs,
-                    extraFileExtensions: extraFileExtensions,
-                    options: compilerOptions,
-                    program: getCurrentBuilderProgram(),
-                    currentDirectory: currentDirectory,
-                    useCaseSensitiveFileNames: useCaseSensitiveFileNames,
-                    writeLog: writeLog
-                }))
-                    return;
-                if (reloadLevel !== ts.ConfigFileProgramReloadLevel.Full) {
-                    reloadLevel = ts.ConfigFileProgramReloadLevel.Partial;
-                    scheduleProgramUpdate();
-                }
-            }, flags, watchOptions, ts.WatchType.WildcardDirectory);
-        }
-    }
-    ts.createWatchProgram = createWatchProgram;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var UpToDateStatusType;
-    (function (UpToDateStatusType) {
-        UpToDateStatusType[UpToDateStatusType["Unbuildable"] = 0] = "Unbuildable";
-        UpToDateStatusType[UpToDateStatusType["UpToDate"] = 1] = "UpToDate";
-        UpToDateStatusType[UpToDateStatusType["UpToDateWithUpstreamTypes"] = 2] = "UpToDateWithUpstreamTypes";
-        UpToDateStatusType[UpToDateStatusType["OutOfDateWithPrepend"] = 3] = "OutOfDateWithPrepend";
-        UpToDateStatusType[UpToDateStatusType["OutputMissing"] = 4] = "OutputMissing";
-        UpToDateStatusType[UpToDateStatusType["OutOfDateWithSelf"] = 5] = "OutOfDateWithSelf";
-        UpToDateStatusType[UpToDateStatusType["OutOfDateWithUpstream"] = 6] = "OutOfDateWithUpstream";
-        UpToDateStatusType[UpToDateStatusType["UpstreamOutOfDate"] = 7] = "UpstreamOutOfDate";
-        UpToDateStatusType[UpToDateStatusType["UpstreamBlocked"] = 8] = "UpstreamBlocked";
-        UpToDateStatusType[UpToDateStatusType["ComputingUpstream"] = 9] = "ComputingUpstream";
-        UpToDateStatusType[UpToDateStatusType["TsVersionOutputOfDate"] = 10] = "TsVersionOutputOfDate";
-        UpToDateStatusType[UpToDateStatusType["ContainerOnly"] = 11] = "ContainerOnly";
-    })(UpToDateStatusType = ts.UpToDateStatusType || (ts.UpToDateStatusType = {}));
-    function resolveConfigFileProjectName(project) {
-        if (ts.fileExtensionIs(project, ".json")) {
-            return project;
-        }
-        return ts.combinePaths(project, "tsconfig.json");
-    }
-    ts.resolveConfigFileProjectName = resolveConfigFileProjectName;
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    var minimumDate = new Date(-8640000000000000);
-    var maximumDate = new Date(8640000000000000);
-    var BuildResultFlags;
-    (function (BuildResultFlags) {
-        BuildResultFlags[BuildResultFlags["None"] = 0] = "None";
-        BuildResultFlags[BuildResultFlags["Success"] = 1] = "Success";
-        BuildResultFlags[BuildResultFlags["DeclarationOutputUnchanged"] = 2] = "DeclarationOutputUnchanged";
-        BuildResultFlags[BuildResultFlags["ConfigFileErrors"] = 4] = "ConfigFileErrors";
-        BuildResultFlags[BuildResultFlags["SyntaxErrors"] = 8] = "SyntaxErrors";
-        BuildResultFlags[BuildResultFlags["TypeErrors"] = 16] = "TypeErrors";
-        BuildResultFlags[BuildResultFlags["DeclarationEmitErrors"] = 32] = "DeclarationEmitErrors";
-        BuildResultFlags[BuildResultFlags["EmitErrors"] = 64] = "EmitErrors";
-        BuildResultFlags[BuildResultFlags["AnyErrors"] = 124] = "AnyErrors";
-    })(BuildResultFlags || (BuildResultFlags = {}));
-    function getOrCreateValueFromConfigFileMap(configFileMap, resolved, createT) {
-        var existingValue = configFileMap.get(resolved);
-        var newValue;
-        if (!existingValue) {
-            newValue = createT();
-            configFileMap.set(resolved, newValue);
-        }
-        return existingValue || newValue;
-    }
-    function getOrCreateValueMapFromConfigFileMap(configFileMap, resolved) {
-        return getOrCreateValueFromConfigFileMap(configFileMap, resolved, function () { return new ts.Map(); });
-    }
-    function newer(date1, date2) {
-        return date2 > date1 ? date2 : date1;
-    }
-    function isDeclarationFile(fileName) {
-        return ts.fileExtensionIs(fileName, ".d.ts");
-    }
-    function isCircularBuildOrder(buildOrder) {
-        return !!buildOrder && !!buildOrder.buildOrder;
-    }
-    ts.isCircularBuildOrder = isCircularBuildOrder;
-    function getBuildOrderFromAnyBuildOrder(anyBuildOrder) {
-        return isCircularBuildOrder(anyBuildOrder) ? anyBuildOrder.buildOrder : anyBuildOrder;
-    }
-    ts.getBuildOrderFromAnyBuildOrder = getBuildOrderFromAnyBuildOrder;
-    function createBuilderStatusReporter(system, pretty) {
-        return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
-            system.write(output);
-        };
-    }
-    ts.createBuilderStatusReporter = createBuilderStatusReporter;
-    function createSolutionBuilderHostBase(system, createProgram, reportDiagnostic, reportSolutionBuilderStatus) {
-        var host = ts.createProgramHost(system, createProgram);
-        host.getModifiedTime = system.getModifiedTime ? function (path) { return system.getModifiedTime(path); } : ts.returnUndefined;
-        host.setModifiedTime = system.setModifiedTime ? function (path, date) { return system.setModifiedTime(path, date); } : ts.noop;
-        host.deleteFile = system.deleteFile ? function (path) { return system.deleteFile(path); } : ts.noop;
-        host.reportDiagnostic = reportDiagnostic || ts.createDiagnosticReporter(system);
-        host.reportSolutionBuilderStatus = reportSolutionBuilderStatus || createBuilderStatusReporter(system);
-        host.now = ts.maybeBind(system, system.now);
-        return host;
-    }
-    function createSolutionBuilderHost(system, createProgram, reportDiagnostic, reportSolutionBuilderStatus, reportErrorSummary) {
-        if (system === void 0) { system = ts.sys; }
-        var host = createSolutionBuilderHostBase(system, createProgram, reportDiagnostic, reportSolutionBuilderStatus);
-        host.reportErrorSummary = reportErrorSummary;
-        return host;
-    }
-    ts.createSolutionBuilderHost = createSolutionBuilderHost;
-    function createSolutionBuilderWithWatchHost(system, createProgram, reportDiagnostic, reportSolutionBuilderStatus, reportWatchStatus) {
-        if (system === void 0) { system = ts.sys; }
-        var host = createSolutionBuilderHostBase(system, createProgram, reportDiagnostic, reportSolutionBuilderStatus);
-        var watchHost = ts.createWatchHost(system, reportWatchStatus);
-        ts.copyProperties(host, watchHost);
-        return host;
-    }
-    ts.createSolutionBuilderWithWatchHost = createSolutionBuilderWithWatchHost;
-    function getCompilerOptionsOfBuildOptions(buildOptions) {
-        var result = {};
-        ts.commonOptionsWithBuild.forEach(function (option) {
-            if (ts.hasProperty(buildOptions, option.name))
-                result[option.name] = buildOptions[option.name];
-        });
-        return result;
-    }
-    function createSolutionBuilder(host, rootNames, defaultOptions) {
-        return createSolutionBuilderWorker(false, host, rootNames, defaultOptions);
-    }
-    ts.createSolutionBuilder = createSolutionBuilder;
-    function createSolutionBuilderWithWatch(host, rootNames, defaultOptions, baseWatchOptions) {
-        return createSolutionBuilderWorker(true, host, rootNames, defaultOptions, baseWatchOptions);
-    }
-    ts.createSolutionBuilderWithWatch = createSolutionBuilderWithWatch;
-    function createSolutionBuilderState(watch, hostOrHostWithWatch, rootNames, options, baseWatchOptions) {
-        var host = hostOrHostWithWatch;
-        var hostWithWatch = hostOrHostWithWatch;
-        var currentDirectory = host.getCurrentDirectory();
-        var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames());
-        var baseCompilerOptions = getCompilerOptionsOfBuildOptions(options);
-        var compilerHost = ts.createCompilerHostFromProgramHost(host, function () { return state.projectCompilerOptions; });
-        ts.setGetSourceFileAsHashVersioned(compilerHost, host);
-        compilerHost.getParsedCommandLine = function (fileName) { return parseConfigFile(state, fileName, toResolvedConfigFilePath(state, fileName)); };
-        compilerHost.resolveModuleNames = ts.maybeBind(host, host.resolveModuleNames);
-        compilerHost.resolveTypeReferenceDirectives = ts.maybeBind(host, host.resolveTypeReferenceDirectives);
-        var moduleResolutionCache = !compilerHost.resolveModuleNames ? ts.createModuleResolutionCache(currentDirectory, getCanonicalFileName) : undefined;
-        if (!compilerHost.resolveModuleNames) {
-            var loader_3 = function (moduleName, containingFile, redirectedReference) { return ts.resolveModuleName(moduleName, containingFile, state.projectCompilerOptions, compilerHost, moduleResolutionCache, redirectedReference).resolvedModule; };
-            compilerHost.resolveModuleNames = function (moduleNames, containingFile, _reusedNames, redirectedReference) {
-                return ts.loadWithLocalCache(ts.Debug.checkEachDefined(moduleNames), containingFile, redirectedReference, loader_3);
-            };
-        }
-        var _a = ts.createWatchFactory(hostWithWatch, options), watchFile = _a.watchFile, watchFilePath = _a.watchFilePath, watchDirectory = _a.watchDirectory, writeLog = _a.writeLog;
-        var state = {
-            host: host,
-            hostWithWatch: hostWithWatch,
-            currentDirectory: currentDirectory,
-            getCanonicalFileName: getCanonicalFileName,
-            parseConfigFileHost: ts.parseConfigHostFromCompilerHostLike(host),
-            writeFileName: host.trace ? function (s) { return host.trace(s); } : undefined,
-            options: options,
-            baseCompilerOptions: baseCompilerOptions,
-            rootNames: rootNames,
-            baseWatchOptions: baseWatchOptions,
-            resolvedConfigFilePaths: new ts.Map(),
-            configFileCache: new ts.Map(),
-            projectStatus: new ts.Map(),
-            buildInfoChecked: new ts.Map(),
-            extendedConfigCache: new ts.Map(),
-            builderPrograms: new ts.Map(),
-            diagnostics: new ts.Map(),
-            projectPendingBuild: new ts.Map(),
-            projectErrorsReported: new ts.Map(),
-            compilerHost: compilerHost,
-            moduleResolutionCache: moduleResolutionCache,
-            buildOrder: undefined,
-            readFileWithCache: function (f) { return host.readFile(f); },
-            projectCompilerOptions: baseCompilerOptions,
-            cache: undefined,
-            allProjectBuildPending: true,
-            needsSummary: true,
-            watchAllProjectsPending: watch,
-            currentInvalidatedProject: undefined,
-            watch: watch,
-            allWatchedWildcardDirectories: new ts.Map(),
-            allWatchedInputFiles: new ts.Map(),
-            allWatchedConfigFiles: new ts.Map(),
-            timerToBuildInvalidatedProject: undefined,
-            reportFileChangeDetected: false,
-            watchFile: watchFile,
-            watchFilePath: watchFilePath,
-            watchDirectory: watchDirectory,
-            writeLog: writeLog,
-        };
-        return state;
-    }
-    function toPath(state, fileName) {
-        return ts.toPath(fileName, state.currentDirectory, state.getCanonicalFileName);
-    }
-    function toResolvedConfigFilePath(state, fileName) {
-        var resolvedConfigFilePaths = state.resolvedConfigFilePaths;
-        var path = resolvedConfigFilePaths.get(fileName);
-        if (path !== undefined)
-            return path;
-        var resolvedPath = toPath(state, fileName);
-        resolvedConfigFilePaths.set(fileName, resolvedPath);
-        return resolvedPath;
-    }
-    function isParsedCommandLine(entry) {
-        return !!entry.options;
-    }
-    function parseConfigFile(state, configFileName, configFilePath) {
-        var configFileCache = state.configFileCache;
-        var value = configFileCache.get(configFilePath);
-        if (value) {
-            return isParsedCommandLine(value) ? value : undefined;
-        }
-        var diagnostic;
-        var parseConfigFileHost = state.parseConfigFileHost, baseCompilerOptions = state.baseCompilerOptions, baseWatchOptions = state.baseWatchOptions, extendedConfigCache = state.extendedConfigCache, host = state.host;
-        var parsed;
-        if (host.getParsedCommandLine) {
-            parsed = host.getParsedCommandLine(configFileName);
-            if (!parsed)
-                diagnostic = ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, configFileName);
-        }
-        else {
-            parseConfigFileHost.onUnRecoverableConfigFileDiagnostic = function (d) { return diagnostic = d; };
-            parsed = ts.getParsedCommandLineOfConfigFile(configFileName, baseCompilerOptions, parseConfigFileHost, extendedConfigCache, baseWatchOptions);
-            parseConfigFileHost.onUnRecoverableConfigFileDiagnostic = ts.noop;
-        }
-        configFileCache.set(configFilePath, parsed || diagnostic);
-        return parsed;
-    }
-    function resolveProjectName(state, name) {
-        return ts.resolveConfigFileProjectName(ts.resolvePath(state.currentDirectory, name));
-    }
-    function createBuildOrder(state, roots) {
-        var temporaryMarks = new ts.Map();
-        var permanentMarks = new ts.Map();
-        var circularityReportStack = [];
-        var buildOrder;
-        var circularDiagnostics;
-        for (var _i = 0, roots_1 = roots; _i < roots_1.length; _i++) {
-            var root = roots_1[_i];
-            visit(root);
-        }
-        return circularDiagnostics ?
-            { buildOrder: buildOrder || ts.emptyArray, circularDiagnostics: circularDiagnostics } :
-            buildOrder || ts.emptyArray;
-        function visit(configFileName, inCircularContext) {
-            var projPath = toResolvedConfigFilePath(state, configFileName);
-            if (permanentMarks.has(projPath))
-                return;
-            if (temporaryMarks.has(projPath)) {
-                if (!inCircularContext) {
-                    (circularDiagnostics || (circularDiagnostics = [])).push(ts.createCompilerDiagnostic(ts.Diagnostics.Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0, circularityReportStack.join("\r\n")));
-                }
-                return;
-            }
-            temporaryMarks.set(projPath, true);
-            circularityReportStack.push(configFileName);
-            var parsed = parseConfigFile(state, configFileName, projPath);
-            if (parsed && parsed.projectReferences) {
-                for (var _i = 0, _a = parsed.projectReferences; _i < _a.length; _i++) {
-                    var ref = _a[_i];
-                    var resolvedRefPath = resolveProjectName(state, ref.path);
-                    visit(resolvedRefPath, inCircularContext || ref.circular);
-                }
-            }
-            circularityReportStack.pop();
-            permanentMarks.set(projPath, true);
-            (buildOrder || (buildOrder = [])).push(configFileName);
-        }
-    }
-    function getBuildOrder(state) {
-        return state.buildOrder || createStateBuildOrder(state);
-    }
-    function createStateBuildOrder(state) {
-        var buildOrder = createBuildOrder(state, state.rootNames.map(function (f) { return resolveProjectName(state, f); }));
-        state.resolvedConfigFilePaths.clear();
-        var currentProjects = new ts.Map(getBuildOrderFromAnyBuildOrder(buildOrder).map(function (resolved) { return [toResolvedConfigFilePath(state, resolved), true]; }));
-        var noopOnDelete = { onDeleteValue: ts.noop };
-        ts.mutateMapSkippingNewValues(state.configFileCache, currentProjects, noopOnDelete);
-        ts.mutateMapSkippingNewValues(state.projectStatus, currentProjects, noopOnDelete);
-        ts.mutateMapSkippingNewValues(state.buildInfoChecked, currentProjects, noopOnDelete);
-        ts.mutateMapSkippingNewValues(state.builderPrograms, currentProjects, noopOnDelete);
-        ts.mutateMapSkippingNewValues(state.diagnostics, currentProjects, noopOnDelete);
-        ts.mutateMapSkippingNewValues(state.projectPendingBuild, currentProjects, noopOnDelete);
-        ts.mutateMapSkippingNewValues(state.projectErrorsReported, currentProjects, noopOnDelete);
-        if (state.watch) {
-            ts.mutateMapSkippingNewValues(state.allWatchedConfigFiles, currentProjects, { onDeleteValue: ts.closeFileWatcher });
-            ts.mutateMapSkippingNewValues(state.allWatchedWildcardDirectories, currentProjects, { onDeleteValue: function (existingMap) { return existingMap.forEach(ts.closeFileWatcherOf); } });
-            ts.mutateMapSkippingNewValues(state.allWatchedInputFiles, currentProjects, { onDeleteValue: function (existingMap) { return existingMap.forEach(ts.closeFileWatcher); } });
-        }
-        return state.buildOrder = buildOrder;
-    }
-    function getBuildOrderFor(state, project, onlyReferences) {
-        var resolvedProject = project && resolveProjectName(state, project);
-        var buildOrderFromState = getBuildOrder(state);
-        if (isCircularBuildOrder(buildOrderFromState))
-            return buildOrderFromState;
-        if (resolvedProject) {
-            var projectPath_1 = toResolvedConfigFilePath(state, resolvedProject);
-            var projectIndex = ts.findIndex(buildOrderFromState, function (configFileName) { return toResolvedConfigFilePath(state, configFileName) === projectPath_1; });
-            if (projectIndex === -1)
-                return undefined;
-        }
-        var buildOrder = resolvedProject ? createBuildOrder(state, [resolvedProject]) : buildOrderFromState;
-        ts.Debug.assert(!isCircularBuildOrder(buildOrder));
-        ts.Debug.assert(!onlyReferences || resolvedProject !== undefined);
-        ts.Debug.assert(!onlyReferences || buildOrder[buildOrder.length - 1] === resolvedProject);
-        return onlyReferences ? buildOrder.slice(0, buildOrder.length - 1) : buildOrder;
-    }
-    function enableCache(state) {
-        if (state.cache) {
-            disableCache(state);
-        }
-        var compilerHost = state.compilerHost, host = state.host;
-        var originalReadFileWithCache = state.readFileWithCache;
-        var originalGetSourceFile = compilerHost.getSourceFile;
-        var _a = ts.changeCompilerHostLikeToUseCache(host, function (fileName) { return toPath(state, fileName); }, function () {
-            var args = [];
-            for (var _i = 0; _i < arguments.length; _i++) {
-                args[_i] = arguments[_i];
-            }
-            return originalGetSourceFile.call.apply(originalGetSourceFile, __spreadArrays([compilerHost], args));
-        }), originalReadFile = _a.originalReadFile, originalFileExists = _a.originalFileExists, originalDirectoryExists = _a.originalDirectoryExists, originalCreateDirectory = _a.originalCreateDirectory, originalWriteFile = _a.originalWriteFile, getSourceFileWithCache = _a.getSourceFileWithCache, readFileWithCache = _a.readFileWithCache;
-        state.readFileWithCache = readFileWithCache;
-        compilerHost.getSourceFile = getSourceFileWithCache;
-        state.cache = {
-            originalReadFile: originalReadFile,
-            originalFileExists: originalFileExists,
-            originalDirectoryExists: originalDirectoryExists,
-            originalCreateDirectory: originalCreateDirectory,
-            originalWriteFile: originalWriteFile,
-            originalReadFileWithCache: originalReadFileWithCache,
-            originalGetSourceFile: originalGetSourceFile,
-        };
-    }
-    function disableCache(state) {
-        if (!state.cache)
-            return;
-        var cache = state.cache, host = state.host, compilerHost = state.compilerHost, extendedConfigCache = state.extendedConfigCache, moduleResolutionCache = state.moduleResolutionCache;
-        host.readFile = cache.originalReadFile;
-        host.fileExists = cache.originalFileExists;
-        host.directoryExists = cache.originalDirectoryExists;
-        host.createDirectory = cache.originalCreateDirectory;
-        host.writeFile = cache.originalWriteFile;
-        compilerHost.getSourceFile = cache.originalGetSourceFile;
-        state.readFileWithCache = cache.originalReadFileWithCache;
-        extendedConfigCache.clear();
-        if (moduleResolutionCache) {
-            moduleResolutionCache.directoryToModuleNameMap.clear();
-            moduleResolutionCache.moduleNameToDirectoryMap.clear();
-        }
-        state.cache = undefined;
-    }
-    function clearProjectStatus(state, resolved) {
-        state.projectStatus.delete(resolved);
-        state.diagnostics.delete(resolved);
-    }
-    function addProjToQueue(_a, proj, reloadLevel) {
-        var projectPendingBuild = _a.projectPendingBuild;
-        var value = projectPendingBuild.get(proj);
-        if (value === undefined) {
-            projectPendingBuild.set(proj, reloadLevel);
-        }
-        else if (value < reloadLevel) {
-            projectPendingBuild.set(proj, reloadLevel);
-        }
-    }
-    function setupInitialBuild(state, cancellationToken) {
-        if (!state.allProjectBuildPending)
-            return;
-        state.allProjectBuildPending = false;
-        if (state.options.watch) {
-            reportWatchStatus(state, ts.Diagnostics.Starting_compilation_in_watch_mode);
-        }
-        enableCache(state);
-        var buildOrder = getBuildOrderFromAnyBuildOrder(getBuildOrder(state));
-        buildOrder.forEach(function (configFileName) {
-            return state.projectPendingBuild.set(toResolvedConfigFilePath(state, configFileName), ts.ConfigFileProgramReloadLevel.None);
-        });
-        if (cancellationToken) {
-            cancellationToken.throwIfCancellationRequested();
-        }
-    }
-    var InvalidatedProjectKind;
-    (function (InvalidatedProjectKind) {
-        InvalidatedProjectKind[InvalidatedProjectKind["Build"] = 0] = "Build";
-        InvalidatedProjectKind[InvalidatedProjectKind["UpdateBundle"] = 1] = "UpdateBundle";
-        InvalidatedProjectKind[InvalidatedProjectKind["UpdateOutputFileStamps"] = 2] = "UpdateOutputFileStamps";
-    })(InvalidatedProjectKind = ts.InvalidatedProjectKind || (ts.InvalidatedProjectKind = {}));
-    function doneInvalidatedProject(state, projectPath) {
-        state.projectPendingBuild.delete(projectPath);
-        state.currentInvalidatedProject = undefined;
-        return state.diagnostics.has(projectPath) ?
-            ts.ExitStatus.DiagnosticsPresent_OutputsSkipped :
-            ts.ExitStatus.Success;
-    }
-    function createUpdateOutputFileStampsProject(state, project, projectPath, config, buildOrder) {
-        var updateOutputFileStampsPending = true;
-        return {
-            kind: InvalidatedProjectKind.UpdateOutputFileStamps,
-            project: project,
-            projectPath: projectPath,
-            buildOrder: buildOrder,
-            getCompilerOptions: function () { return config.options; },
-            getCurrentDirectory: function () { return state.currentDirectory; },
-            updateOutputFileStatmps: function () {
-                updateOutputTimestamps(state, config, projectPath);
-                updateOutputFileStampsPending = false;
-            },
-            done: function () {
-                if (updateOutputFileStampsPending) {
-                    updateOutputTimestamps(state, config, projectPath);
-                }
-                return doneInvalidatedProject(state, projectPath);
-            }
-        };
-    }
-    var BuildStep;
-    (function (BuildStep) {
-        BuildStep[BuildStep["CreateProgram"] = 0] = "CreateProgram";
-        BuildStep[BuildStep["SyntaxDiagnostics"] = 1] = "SyntaxDiagnostics";
-        BuildStep[BuildStep["SemanticDiagnostics"] = 2] = "SemanticDiagnostics";
-        BuildStep[BuildStep["Emit"] = 3] = "Emit";
-        BuildStep[BuildStep["EmitBundle"] = 4] = "EmitBundle";
-        BuildStep[BuildStep["EmitBuildInfo"] = 5] = "EmitBuildInfo";
-        BuildStep[BuildStep["BuildInvalidatedProjectOfBundle"] = 6] = "BuildInvalidatedProjectOfBundle";
-        BuildStep[BuildStep["QueueReferencingProjects"] = 7] = "QueueReferencingProjects";
-        BuildStep[BuildStep["Done"] = 8] = "Done";
-    })(BuildStep || (BuildStep = {}));
-    function createBuildOrUpdateInvalidedProject(kind, state, project, projectPath, projectIndex, config, buildOrder) {
-        var step = kind === InvalidatedProjectKind.Build ? BuildStep.CreateProgram : BuildStep.EmitBundle;
-        var program;
-        var buildResult;
-        var invalidatedProjectOfBundle;
-        return kind === InvalidatedProjectKind.Build ?
-            {
-                kind: kind,
-                project: project,
-                projectPath: projectPath,
-                buildOrder: buildOrder,
-                getCompilerOptions: function () { return config.options; },
-                getCurrentDirectory: function () { return state.currentDirectory; },
-                getBuilderProgram: function () { return withProgramOrUndefined(ts.identity); },
-                getProgram: function () {
-                    return withProgramOrUndefined(function (program) { return program.getProgramOrUndefined(); });
-                },
-                getSourceFile: function (fileName) {
-                    return withProgramOrUndefined(function (program) { return program.getSourceFile(fileName); });
-                },
-                getSourceFiles: function () {
-                    return withProgramOrEmptyArray(function (program) { return program.getSourceFiles(); });
-                },
-                getOptionsDiagnostics: function (cancellationToken) {
-                    return withProgramOrEmptyArray(function (program) { return program.getOptionsDiagnostics(cancellationToken); });
-                },
-                getGlobalDiagnostics: function (cancellationToken) {
-                    return withProgramOrEmptyArray(function (program) { return program.getGlobalDiagnostics(cancellationToken); });
-                },
-                getConfigFileParsingDiagnostics: function () {
-                    return withProgramOrEmptyArray(function (program) { return program.getConfigFileParsingDiagnostics(); });
-                },
-                getSyntacticDiagnostics: function (sourceFile, cancellationToken) {
-                    return withProgramOrEmptyArray(function (program) { return program.getSyntacticDiagnostics(sourceFile, cancellationToken); });
-                },
-                getAllDependencies: function (sourceFile) {
-                    return withProgramOrEmptyArray(function (program) { return program.getAllDependencies(sourceFile); });
-                },
-                getSemanticDiagnostics: function (sourceFile, cancellationToken) {
-                    return withProgramOrEmptyArray(function (program) { return program.getSemanticDiagnostics(sourceFile, cancellationToken); });
-                },
-                getSemanticDiagnosticsOfNextAffectedFile: function (cancellationToken, ignoreSourceFile) {
-                    return withProgramOrUndefined(function (program) {
-                        return (program.getSemanticDiagnosticsOfNextAffectedFile) &&
-                            program.getSemanticDiagnosticsOfNextAffectedFile(cancellationToken, ignoreSourceFile);
-                    });
-                },
-                emit: function (targetSourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
-                    if (targetSourceFile || emitOnlyDtsFiles) {
-                        return withProgramOrUndefined(function (program) { return program.emit(targetSourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers); });
-                    }
-                    executeSteps(BuildStep.SemanticDiagnostics, cancellationToken);
-                    if (step === BuildStep.EmitBuildInfo) {
-                        return emitBuildInfo(writeFile, cancellationToken);
-                    }
-                    if (step !== BuildStep.Emit)
-                        return undefined;
-                    return emit(writeFile, cancellationToken, customTransformers);
-                },
-                done: done
-            } :
-            {
-                kind: kind,
-                project: project,
-                projectPath: projectPath,
-                buildOrder: buildOrder,
-                getCompilerOptions: function () { return config.options; },
-                getCurrentDirectory: function () { return state.currentDirectory; },
-                emit: function (writeFile, customTransformers) {
-                    if (step !== BuildStep.EmitBundle)
-                        return invalidatedProjectOfBundle;
-                    return emitBundle(writeFile, customTransformers);
-                },
-                done: done,
-            };
-        function done(cancellationToken, writeFile, customTransformers) {
-            executeSteps(BuildStep.Done, cancellationToken, writeFile, customTransformers);
-            return doneInvalidatedProject(state, projectPath);
-        }
-        function withProgramOrUndefined(action) {
-            executeSteps(BuildStep.CreateProgram);
-            return program && action(program);
-        }
-        function withProgramOrEmptyArray(action) {
-            return withProgramOrUndefined(action) || ts.emptyArray;
-        }
-        function createProgram() {
-            ts.Debug.assert(program === undefined);
-            if (state.options.dry) {
-                reportStatus(state, ts.Diagnostics.A_non_dry_build_would_build_project_0, project);
-                buildResult = BuildResultFlags.Success;
-                step = BuildStep.QueueReferencingProjects;
-                return;
-            }
-            if (state.options.verbose)
-                reportStatus(state, ts.Diagnostics.Building_project_0, project);
-            if (config.fileNames.length === 0) {
-                reportAndStoreErrors(state, projectPath, ts.getConfigFileParsingDiagnostics(config));
-                buildResult = BuildResultFlags.None;
-                step = BuildStep.QueueReferencingProjects;
-                return;
-            }
-            var host = state.host, compilerHost = state.compilerHost;
-            state.projectCompilerOptions = config.options;
-            updateModuleResolutionCache(state, project, config);
-            program = host.createProgram(config.fileNames, config.options, compilerHost, getOldProgram(state, projectPath, config), ts.getConfigFileParsingDiagnostics(config), config.projectReferences);
-            if (state.watch) {
-                state.builderPrograms.set(projectPath, program);
-            }
-            step++;
-        }
-        function handleDiagnostics(diagnostics, errorFlags, errorType) {
-            var _a;
-            if (diagnostics.length) {
-                (_a = buildErrors(state, projectPath, program, config, diagnostics, errorFlags, errorType), buildResult = _a.buildResult, step = _a.step);
-            }
-            else {
-                step++;
-            }
-        }
-        function getSyntaxDiagnostics(cancellationToken) {
-            ts.Debug.assertIsDefined(program);
-            handleDiagnostics(__spreadArrays(program.getConfigFileParsingDiagnostics(), program.getOptionsDiagnostics(cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSyntacticDiagnostics(undefined, cancellationToken)), BuildResultFlags.SyntaxErrors, "Syntactic");
-        }
-        function getSemanticDiagnostics(cancellationToken) {
-            handleDiagnostics(ts.Debug.checkDefined(program).getSemanticDiagnostics(undefined, cancellationToken), BuildResultFlags.TypeErrors, "Semantic");
-        }
-        function emit(writeFileCallback, cancellationToken, customTransformers) {
-            var _a;
-            ts.Debug.assertIsDefined(program);
-            ts.Debug.assert(step === BuildStep.Emit);
-            program.backupState();
-            var declDiagnostics;
-            var reportDeclarationDiagnostics = function (d) { return (declDiagnostics || (declDiagnostics = [])).push(d); };
-            var outputFiles = [];
-            var emitResult = ts.emitFilesAndReportErrors(program, reportDeclarationDiagnostics, undefined, undefined, function (name, text, writeByteOrderMark) { return outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark }); }, cancellationToken, false, customTransformers).emitResult;
-            if (declDiagnostics) {
-                program.restoreState();
-                (_a = buildErrors(state, projectPath, program, config, declDiagnostics, BuildResultFlags.DeclarationEmitErrors, "Declaration file"), buildResult = _a.buildResult, step = _a.step);
-                return {
-                    emitSkipped: true,
-                    diagnostics: emitResult.diagnostics
-                };
-            }
-            var host = state.host, compilerHost = state.compilerHost;
-            var resultFlags = BuildResultFlags.DeclarationOutputUnchanged;
-            var newestDeclarationFileContentChangedTime = minimumDate;
-            var anyDtsChanged = false;
-            var emitterDiagnostics = ts.createDiagnosticCollection();
-            var emittedOutputs = new ts.Map();
-            outputFiles.forEach(function (_a) {
-                var name = _a.name, text = _a.text, writeByteOrderMark = _a.writeByteOrderMark;
-                var priorChangeTime;
-                if (!anyDtsChanged && isDeclarationFile(name)) {
-                    if (host.fileExists(name) && state.readFileWithCache(name) === text) {
-                        priorChangeTime = host.getModifiedTime(name);
-                    }
-                    else {
-                        resultFlags &= ~BuildResultFlags.DeclarationOutputUnchanged;
-                        anyDtsChanged = true;
-                    }
-                }
-                emittedOutputs.set(toPath(state, name), name);
-                ts.writeFile(writeFileCallback ? { writeFile: writeFileCallback } : compilerHost, emitterDiagnostics, name, text, writeByteOrderMark);
-                if (priorChangeTime !== undefined) {
-                    newestDeclarationFileContentChangedTime = newer(priorChangeTime, newestDeclarationFileContentChangedTime);
-                }
-            });
-            finishEmit(emitterDiagnostics, emittedOutputs, newestDeclarationFileContentChangedTime, anyDtsChanged, outputFiles.length ? outputFiles[0].name : ts.getFirstProjectOutput(config, !host.useCaseSensitiveFileNames()), resultFlags);
-            return emitResult;
-        }
-        function emitBuildInfo(writeFileCallback, cancellationToken) {
-            ts.Debug.assertIsDefined(program);
-            ts.Debug.assert(step === BuildStep.EmitBuildInfo);
-            var emitResult = program.emitBuildInfo(writeFileCallback, cancellationToken);
-            if (emitResult.diagnostics.length) {
-                reportErrors(state, emitResult.diagnostics);
-                state.diagnostics.set(projectPath, __spreadArrays(state.diagnostics.get(projectPath), emitResult.diagnostics));
-                buildResult = BuildResultFlags.EmitErrors & buildResult;
-            }
-            if (emitResult.emittedFiles && state.writeFileName) {
-                emitResult.emittedFiles.forEach(function (name) { return listEmittedFile(state, config, name); });
-            }
-            afterProgramDone(state, program, config);
-            step = BuildStep.QueueReferencingProjects;
-            return emitResult;
-        }
-        function finishEmit(emitterDiagnostics, emittedOutputs, priorNewestUpdateTime, newestDeclarationFileContentChangedTimeIsMaximumDate, oldestOutputFileName, resultFlags) {
-            var _a;
-            var emitDiagnostics = emitterDiagnostics.getDiagnostics();
-            if (emitDiagnostics.length) {
-                (_a = buildErrors(state, projectPath, program, config, emitDiagnostics, BuildResultFlags.EmitErrors, "Emit"), buildResult = _a.buildResult, step = _a.step);
-                return emitDiagnostics;
-            }
-            if (state.writeFileName) {
-                emittedOutputs.forEach(function (name) { return listEmittedFile(state, config, name); });
-            }
-            var newestDeclarationFileContentChangedTime = updateOutputTimestampsWorker(state, config, priorNewestUpdateTime, ts.Diagnostics.Updating_unchanged_output_timestamps_of_project_0, emittedOutputs);
-            state.diagnostics.delete(projectPath);
-            state.projectStatus.set(projectPath, {
-                type: ts.UpToDateStatusType.UpToDate,
-                newestDeclarationFileContentChangedTime: newestDeclarationFileContentChangedTimeIsMaximumDate ?
-                    maximumDate :
-                    newestDeclarationFileContentChangedTime,
-                oldestOutputFileName: oldestOutputFileName
-            });
-            afterProgramDone(state, program, config);
-            step = BuildStep.QueueReferencingProjects;
-            buildResult = resultFlags;
-            return emitDiagnostics;
-        }
-        function emitBundle(writeFileCallback, customTransformers) {
-            ts.Debug.assert(kind === InvalidatedProjectKind.UpdateBundle);
-            if (state.options.dry) {
-                reportStatus(state, ts.Diagnostics.A_non_dry_build_would_update_output_of_project_0, project);
-                buildResult = BuildResultFlags.Success;
-                step = BuildStep.QueueReferencingProjects;
-                return undefined;
-            }
-            if (state.options.verbose)
-                reportStatus(state, ts.Diagnostics.Updating_output_of_project_0, project);
-            var compilerHost = state.compilerHost;
-            state.projectCompilerOptions = config.options;
-            var outputFiles = ts.emitUsingBuildInfo(config, compilerHost, function (ref) {
-                var refName = resolveProjectName(state, ref.path);
-                return parseConfigFile(state, refName, toResolvedConfigFilePath(state, refName));
-            }, customTransformers);
-            if (ts.isString(outputFiles)) {
-                reportStatus(state, ts.Diagnostics.Cannot_update_output_of_project_0_because_there_was_error_reading_file_1, project, relName(state, outputFiles));
-                step = BuildStep.BuildInvalidatedProjectOfBundle;
-                return invalidatedProjectOfBundle = createBuildOrUpdateInvalidedProject(InvalidatedProjectKind.Build, state, project, projectPath, projectIndex, config, buildOrder);
-            }
-            ts.Debug.assert(!!outputFiles.length);
-            var emitterDiagnostics = ts.createDiagnosticCollection();
-            var emittedOutputs = new ts.Map();
-            outputFiles.forEach(function (_a) {
-                var name = _a.name, text = _a.text, writeByteOrderMark = _a.writeByteOrderMark;
-                emittedOutputs.set(toPath(state, name), name);
-                ts.writeFile(writeFileCallback ? { writeFile: writeFileCallback } : compilerHost, emitterDiagnostics, name, text, writeByteOrderMark);
-            });
-            var emitDiagnostics = finishEmit(emitterDiagnostics, emittedOutputs, minimumDate, false, outputFiles[0].name, BuildResultFlags.DeclarationOutputUnchanged);
-            return { emitSkipped: false, diagnostics: emitDiagnostics };
-        }
-        function executeSteps(till, cancellationToken, writeFile, customTransformers) {
-            while (step <= till && step < BuildStep.Done) {
-                var currentStep = step;
-                switch (step) {
-                    case BuildStep.CreateProgram:
-                        createProgram();
-                        break;
-                    case BuildStep.SyntaxDiagnostics:
-                        getSyntaxDiagnostics(cancellationToken);
-                        break;
-                    case BuildStep.SemanticDiagnostics:
-                        getSemanticDiagnostics(cancellationToken);
-                        break;
-                    case BuildStep.Emit:
-                        emit(writeFile, cancellationToken, customTransformers);
-                        break;
-                    case BuildStep.EmitBuildInfo:
-                        emitBuildInfo(writeFile, cancellationToken);
-                        break;
-                    case BuildStep.EmitBundle:
-                        emitBundle(writeFile, customTransformers);
-                        break;
-                    case BuildStep.BuildInvalidatedProjectOfBundle:
-                        ts.Debug.checkDefined(invalidatedProjectOfBundle).done(cancellationToken);
-                        step = BuildStep.Done;
-                        break;
-                    case BuildStep.QueueReferencingProjects:
-                        queueReferencingProjects(state, project, projectPath, projectIndex, config, buildOrder, ts.Debug.checkDefined(buildResult));
-                        step++;
-                        break;
-                    case BuildStep.Done:
-                    default:
-                        ts.assertType(step);
-                }
-                ts.Debug.assert(step > currentStep);
-            }
-        }
-    }
-    function needsBuild(_a, status, config) {
-        var options = _a.options;
-        if (status.type !== ts.UpToDateStatusType.OutOfDateWithPrepend || options.force)
-            return true;
-        return config.fileNames.length === 0 ||
-            !!ts.getConfigFileParsingDiagnostics(config).length ||
-            !ts.isIncrementalCompilation(config.options);
-    }
-    function getNextInvalidatedProject(state, buildOrder, reportQueue) {
-        if (!state.projectPendingBuild.size)
-            return undefined;
-        if (isCircularBuildOrder(buildOrder))
-            return undefined;
-        if (state.currentInvalidatedProject) {
-            return ts.arrayIsEqualTo(state.currentInvalidatedProject.buildOrder, buildOrder) ?
-                state.currentInvalidatedProject :
-                undefined;
-        }
-        var options = state.options, projectPendingBuild = state.projectPendingBuild;
-        for (var projectIndex = 0; projectIndex < buildOrder.length; projectIndex++) {
-            var project = buildOrder[projectIndex];
-            var projectPath = toResolvedConfigFilePath(state, project);
-            var reloadLevel = state.projectPendingBuild.get(projectPath);
-            if (reloadLevel === undefined)
-                continue;
-            if (reportQueue) {
-                reportQueue = false;
-                reportBuildQueue(state, buildOrder);
-            }
-            var config = parseConfigFile(state, project, projectPath);
-            if (!config) {
-                reportParseConfigFileDiagnostic(state, projectPath);
-                projectPendingBuild.delete(projectPath);
-                continue;
-            }
-            if (reloadLevel === ts.ConfigFileProgramReloadLevel.Full) {
-                watchConfigFile(state, project, projectPath, config);
-                watchWildCardDirectories(state, project, projectPath, config);
-                watchInputFiles(state, project, projectPath, config);
-            }
-            else if (reloadLevel === ts.ConfigFileProgramReloadLevel.Partial) {
-                var result = ts.getFileNamesFromConfigSpecs(config.configFileSpecs, ts.getDirectoryPath(project), config.options, state.parseConfigFileHost);
-                ts.updateErrorForNoInputFiles(result, project, config.configFileSpecs, config.errors, ts.canJsonReportNoInputFiles(config.raw));
-                config.fileNames = result.fileNames;
-                watchInputFiles(state, project, projectPath, config);
-            }
-            var status = getUpToDateStatus(state, config, projectPath);
-            verboseReportProjectStatus(state, project, status);
-            if (!options.force) {
-                if (status.type === ts.UpToDateStatusType.UpToDate) {
-                    reportAndStoreErrors(state, projectPath, ts.getConfigFileParsingDiagnostics(config));
-                    projectPendingBuild.delete(projectPath);
-                    if (options.dry) {
-                        reportStatus(state, ts.Diagnostics.Project_0_is_up_to_date, project);
-                    }
-                    continue;
-                }
-                if (status.type === ts.UpToDateStatusType.UpToDateWithUpstreamTypes) {
-                    reportAndStoreErrors(state, projectPath, ts.getConfigFileParsingDiagnostics(config));
-                    return createUpdateOutputFileStampsProject(state, project, projectPath, config, buildOrder);
-                }
-            }
-            if (status.type === ts.UpToDateStatusType.UpstreamBlocked) {
-                reportAndStoreErrors(state, projectPath, ts.getConfigFileParsingDiagnostics(config));
-                projectPendingBuild.delete(projectPath);
-                if (options.verbose) {
-                    reportStatus(state, status.upstreamProjectBlocked ?
-                        ts.Diagnostics.Skipping_build_of_project_0_because_its_dependency_1_was_not_built :
-                        ts.Diagnostics.Skipping_build_of_project_0_because_its_dependency_1_has_errors, project, status.upstreamProjectName);
-                }
-                continue;
-            }
-            if (status.type === ts.UpToDateStatusType.ContainerOnly) {
-                reportAndStoreErrors(state, projectPath, ts.getConfigFileParsingDiagnostics(config));
-                projectPendingBuild.delete(projectPath);
-                continue;
-            }
-            return createBuildOrUpdateInvalidedProject(needsBuild(state, status, config) ?
-                InvalidatedProjectKind.Build :
-                InvalidatedProjectKind.UpdateBundle, state, project, projectPath, projectIndex, config, buildOrder);
-        }
-        return undefined;
-    }
-    function listEmittedFile(_a, proj, file) {
-        var writeFileName = _a.writeFileName;
-        if (writeFileName && proj.options.listEmittedFiles) {
-            writeFileName("TSFILE: " + file);
-        }
-    }
-    function getOldProgram(_a, proj, parsed) {
-        var options = _a.options, builderPrograms = _a.builderPrograms, compilerHost = _a.compilerHost;
-        if (options.force)
-            return undefined;
-        var value = builderPrograms.get(proj);
-        if (value)
-            return value;
-        return ts.readBuilderProgram(parsed.options, compilerHost);
-    }
-    function afterProgramDone(state, program, config) {
-        if (program) {
-            if (program && state.writeFileName)
-                ts.listFiles(program, state.writeFileName);
-            if (state.host.afterProgramEmitAndDiagnostics) {
-                state.host.afterProgramEmitAndDiagnostics(program);
-            }
-            program.releaseProgram();
-        }
-        else if (state.host.afterEmitBundle) {
-            state.host.afterEmitBundle(config);
-        }
-        state.projectCompilerOptions = state.baseCompilerOptions;
-    }
-    function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
-        var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
-        reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
-        if (canEmitBuildInfo)
-            return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
-        afterProgramDone(state, program, config);
-        return { buildResult: buildResult, step: BuildStep.QueueReferencingProjects };
-    }
-    function updateModuleResolutionCache(state, proj, config) {
-        if (!state.moduleResolutionCache)
-            return;
-        var moduleResolutionCache = state.moduleResolutionCache;
-        var projPath = toPath(state, proj);
-        if (moduleResolutionCache.directoryToModuleNameMap.redirectsMap.size === 0) {
-            ts.Debug.assert(moduleResolutionCache.moduleNameToDirectoryMap.redirectsMap.size === 0);
-            moduleResolutionCache.directoryToModuleNameMap.redirectsMap.set(projPath, moduleResolutionCache.directoryToModuleNameMap.ownMap);
-            moduleResolutionCache.moduleNameToDirectoryMap.redirectsMap.set(projPath, moduleResolutionCache.moduleNameToDirectoryMap.ownMap);
-        }
-        else {
-            ts.Debug.assert(moduleResolutionCache.moduleNameToDirectoryMap.redirectsMap.size > 0);
-            var ref = {
-                sourceFile: config.options.configFile,
-                commandLine: config
-            };
-            moduleResolutionCache.directoryToModuleNameMap.setOwnMap(moduleResolutionCache.directoryToModuleNameMap.getOrCreateMapOfCacheRedirects(ref));
-            moduleResolutionCache.moduleNameToDirectoryMap.setOwnMap(moduleResolutionCache.moduleNameToDirectoryMap.getOrCreateMapOfCacheRedirects(ref));
-        }
-        moduleResolutionCache.directoryToModuleNameMap.setOwnOptions(config.options);
-        moduleResolutionCache.moduleNameToDirectoryMap.setOwnOptions(config.options);
-    }
-    function checkConfigFileUpToDateStatus(state, configFile, oldestOutputFileTime, oldestOutputFileName) {
-        var tsconfigTime = state.host.getModifiedTime(configFile) || ts.missingFileModifiedTime;
-        if (oldestOutputFileTime < tsconfigTime) {
-            return {
-                type: ts.UpToDateStatusType.OutOfDateWithSelf,
-                outOfDateOutputFileName: oldestOutputFileName,
-                newerInputFileName: configFile
-            };
-        }
-    }
-    function getUpToDateStatusWorker(state, project, resolvedPath) {
-        var newestInputFileName = undefined;
-        var newestInputFileTime = minimumDate;
-        var host = state.host;
-        for (var _i = 0, _a = project.fileNames; _i < _a.length; _i++) {
-            var inputFile = _a[_i];
-            if (!host.fileExists(inputFile)) {
-                return {
-                    type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
-                };
-            }
-            var inputTime = host.getModifiedTime(inputFile) || ts.missingFileModifiedTime;
-            if (inputTime > newestInputFileTime) {
-                newestInputFileName = inputFile;
-                newestInputFileTime = inputTime;
-            }
-        }
-        if (!project.fileNames.length && !ts.canJsonReportNoInputFiles(project.raw)) {
-            return {
-                type: ts.UpToDateStatusType.ContainerOnly
-            };
-        }
-        var outputs = ts.getAllProjectOutputs(project, !host.useCaseSensitiveFileNames());
-        var oldestOutputFileName = "(none)";
-        var oldestOutputFileTime = maximumDate;
-        var newestOutputFileName = "(none)";
-        var newestOutputFileTime = minimumDate;
-        var missingOutputFileName;
-        var newestDeclarationFileContentChangedTime = minimumDate;
-        var isOutOfDateWithInputs = false;
-        for (var _b = 0, outputs_1 = outputs; _b < outputs_1.length; _b++) {
-            var output = outputs_1[_b];
-            if (!host.fileExists(output)) {
-                missingOutputFileName = output;
-                break;
-            }
-            var outputTime = host.getModifiedTime(output) || ts.missingFileModifiedTime;
-            if (outputTime < oldestOutputFileTime) {
-                oldestOutputFileTime = outputTime;
-                oldestOutputFileName = output;
-            }
-            if (outputTime < newestInputFileTime) {
-                isOutOfDateWithInputs = true;
-                break;
-            }
-            if (outputTime > newestOutputFileTime) {
-                newestOutputFileTime = outputTime;
-                newestOutputFileName = output;
-            }
-            if (isDeclarationFile(output)) {
-                var outputModifiedTime = host.getModifiedTime(output) || ts.missingFileModifiedTime;
-                newestDeclarationFileContentChangedTime = newer(newestDeclarationFileContentChangedTime, outputModifiedTime);
-            }
-        }
-        var pseudoUpToDate = false;
-        var usesPrepend = false;
-        var upstreamChangedProject;
-        if (project.projectReferences) {
-            state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.ComputingUpstream });
-            for (var _c = 0, _d = project.projectReferences; _c < _d.length; _c++) {
-                var ref = _d[_c];
-                usesPrepend = usesPrepend || !!(ref.prepend);
-                var resolvedRef = ts.resolveProjectReferencePath(ref);
-                var resolvedRefPath = toResolvedConfigFilePath(state, resolvedRef);
-                var refStatus = getUpToDateStatus(state, parseConfigFile(state, resolvedRef, resolvedRefPath), resolvedRefPath);
-                if (refStatus.type === ts.UpToDateStatusType.ComputingUpstream ||
-                    refStatus.type === ts.UpToDateStatusType.ContainerOnly) {
-                    continue;
-                }
-                if (refStatus.type === ts.UpToDateStatusType.Unbuildable ||
-                    refStatus.type === ts.UpToDateStatusType.UpstreamBlocked) {
-                    return {
-                        type: ts.UpToDateStatusType.UpstreamBlocked,
-                        upstreamProjectName: ref.path,
-                        upstreamProjectBlocked: refStatus.type === ts.UpToDateStatusType.UpstreamBlocked
-                    };
-                }
-                if (refStatus.type !== ts.UpToDateStatusType.UpToDate) {
-                    return {
-                        type: ts.UpToDateStatusType.UpstreamOutOfDate,
-                        upstreamProjectName: ref.path
-                    };
-                }
-                if (!missingOutputFileName) {
-                    if (refStatus.newestInputFileTime && refStatus.newestInputFileTime <= oldestOutputFileTime) {
-                        continue;
-                    }
-                    if (refStatus.newestDeclarationFileContentChangedTime && refStatus.newestDeclarationFileContentChangedTime <= oldestOutputFileTime) {
-                        pseudoUpToDate = true;
-                        upstreamChangedProject = ref.path;
-                        continue;
-                    }
-                    ts.Debug.assert(oldestOutputFileName !== undefined, "Should have an oldest output filename here");
-                    return {
-                        type: ts.UpToDateStatusType.OutOfDateWithUpstream,
-                        outOfDateOutputFileName: oldestOutputFileName,
-                        newerProjectName: ref.path
-                    };
-                }
-            }
-        }
-        if (missingOutputFileName !== undefined) {
-            return {
-                type: ts.UpToDateStatusType.OutputMissing,
-                missingOutputFileName: missingOutputFileName
-            };
-        }
-        if (isOutOfDateWithInputs) {
-            return {
-                type: ts.UpToDateStatusType.OutOfDateWithSelf,
-                outOfDateOutputFileName: oldestOutputFileName,
-                newerInputFileName: newestInputFileName
-            };
-        }
-        else {
-            var configStatus = checkConfigFileUpToDateStatus(state, project.options.configFilePath, oldestOutputFileTime, oldestOutputFileName);
-            if (configStatus)
-                return configStatus;
-            var extendedConfigStatus = ts.forEach(project.options.configFile.extendedSourceFiles || ts.emptyArray, function (configFile) { return checkConfigFileUpToDateStatus(state, configFile, oldestOutputFileTime, oldestOutputFileName); });
-            if (extendedConfigStatus)
-                return extendedConfigStatus;
-        }
-        if (!state.buildInfoChecked.has(resolvedPath)) {
-            state.buildInfoChecked.set(resolvedPath, true);
-            var buildInfoPath = ts.getTsBuildInfoEmitOutputFilePath(project.options);
-            if (buildInfoPath) {
-                var value = state.readFileWithCache(buildInfoPath);
-                var buildInfo = value && ts.getBuildInfo(value);
-                if (buildInfo && (buildInfo.bundle || buildInfo.program) && buildInfo.version !== ts.version) {
-                    return {
-                        type: ts.UpToDateStatusType.TsVersionOutputOfDate,
-                        version: buildInfo.version
-                    };
-                }
-            }
-        }
-        if (usesPrepend && pseudoUpToDate) {
-            return {
-                type: ts.UpToDateStatusType.OutOfDateWithPrepend,
-                outOfDateOutputFileName: oldestOutputFileName,
-                newerProjectName: upstreamChangedProject
-            };
-        }
-        return {
-            type: pseudoUpToDate ? ts.UpToDateStatusType.UpToDateWithUpstreamTypes : ts.UpToDateStatusType.UpToDate,
-            newestDeclarationFileContentChangedTime: newestDeclarationFileContentChangedTime,
-            newestInputFileTime: newestInputFileTime,
-            newestOutputFileTime: newestOutputFileTime,
-            newestInputFileName: newestInputFileName,
-            newestOutputFileName: newestOutputFileName,
-            oldestOutputFileName: oldestOutputFileName
-        };
-    }
-    function getUpToDateStatus(state, project, resolvedPath) {
-        if (project === undefined) {
-            return { type: ts.UpToDateStatusType.Unbuildable, reason: "File deleted mid-build" };
-        }
-        var prior = state.projectStatus.get(resolvedPath);
-        if (prior !== undefined) {
-            return prior;
-        }
-        var actual = getUpToDateStatusWorker(state, project, resolvedPath);
-        state.projectStatus.set(resolvedPath, actual);
-        return actual;
-    }
-    function updateOutputTimestampsWorker(state, proj, priorNewestUpdateTime, verboseMessage, skipOutputs) {
-        var host = state.host;
-        var outputs = ts.getAllProjectOutputs(proj, !host.useCaseSensitiveFileNames());
-        if (!skipOutputs || outputs.length !== skipOutputs.size) {
-            var reportVerbose = !!state.options.verbose;
-            var now = host.now ? host.now() : new Date();
-            for (var _i = 0, outputs_2 = outputs; _i < outputs_2.length; _i++) {
-                var file = outputs_2[_i];
-                if (skipOutputs && skipOutputs.has(toPath(state, file))) {
-                    continue;
-                }
-                if (reportVerbose) {
-                    reportVerbose = false;
-                    reportStatus(state, verboseMessage, proj.options.configFilePath);
-                }
-                if (isDeclarationFile(file)) {
-                    priorNewestUpdateTime = newer(priorNewestUpdateTime, host.getModifiedTime(file) || ts.missingFileModifiedTime);
-                }
-                host.setModifiedTime(file, now);
-            }
-        }
-        return priorNewestUpdateTime;
-    }
-    function updateOutputTimestamps(state, proj, resolvedPath) {
-        if (state.options.dry) {
-            return reportStatus(state, ts.Diagnostics.A_non_dry_build_would_update_timestamps_for_output_of_project_0, proj.options.configFilePath);
-        }
-        var priorNewestUpdateTime = updateOutputTimestampsWorker(state, proj, minimumDate, ts.Diagnostics.Updating_output_timestamps_of_project_0);
-        state.projectStatus.set(resolvedPath, {
-            type: ts.UpToDateStatusType.UpToDate,
-            newestDeclarationFileContentChangedTime: priorNewestUpdateTime,
-            oldestOutputFileName: ts.getFirstProjectOutput(proj, !state.host.useCaseSensitiveFileNames())
-        });
-    }
-    function queueReferencingProjects(state, project, projectPath, projectIndex, config, buildOrder, buildResult) {
-        if (buildResult & BuildResultFlags.AnyErrors)
-            return;
-        if (!config.options.composite)
-            return;
-        for (var index = projectIndex + 1; index < buildOrder.length; index++) {
-            var nextProject = buildOrder[index];
-            var nextProjectPath = toResolvedConfigFilePath(state, nextProject);
-            if (state.projectPendingBuild.has(nextProjectPath))
-                continue;
-            var nextProjectConfig = parseConfigFile(state, nextProject, nextProjectPath);
-            if (!nextProjectConfig || !nextProjectConfig.projectReferences)
-                continue;
-            for (var _i = 0, _a = nextProjectConfig.projectReferences; _i < _a.length; _i++) {
-                var ref = _a[_i];
-                var resolvedRefPath = resolveProjectName(state, ref.path);
-                if (toResolvedConfigFilePath(state, resolvedRefPath) !== projectPath)
-                    continue;
-                var status = state.projectStatus.get(nextProjectPath);
-                if (status) {
-                    switch (status.type) {
-                        case ts.UpToDateStatusType.UpToDate:
-                            if (buildResult & BuildResultFlags.DeclarationOutputUnchanged) {
-                                if (ref.prepend) {
-                                    state.projectStatus.set(nextProjectPath, {
-                                        type: ts.UpToDateStatusType.OutOfDateWithPrepend,
-                                        outOfDateOutputFileName: status.oldestOutputFileName,
-                                        newerProjectName: project
-                                    });
-                                }
-                                else {
-                                    status.type = ts.UpToDateStatusType.UpToDateWithUpstreamTypes;
-                                }
-                                break;
-                            }
-                        case ts.UpToDateStatusType.UpToDateWithUpstreamTypes:
-                        case ts.UpToDateStatusType.OutOfDateWithPrepend:
-                            if (!(buildResult & BuildResultFlags.DeclarationOutputUnchanged)) {
-                                state.projectStatus.set(nextProjectPath, {
-                                    type: ts.UpToDateStatusType.OutOfDateWithUpstream,
-                                    outOfDateOutputFileName: status.type === ts.UpToDateStatusType.OutOfDateWithPrepend ? status.outOfDateOutputFileName : status.oldestOutputFileName,
-                                    newerProjectName: project
-                                });
-                            }
-                            break;
-                        case ts.UpToDateStatusType.UpstreamBlocked:
-                            if (toResolvedConfigFilePath(state, resolveProjectName(state, status.upstreamProjectName)) === projectPath) {
-                                clearProjectStatus(state, nextProjectPath);
-                            }
-                            break;
-                    }
-                }
-                addProjToQueue(state, nextProjectPath, ts.ConfigFileProgramReloadLevel.None);
-                break;
-            }
-        }
-    }
-    function build(state, project, cancellationToken, onlyReferences) {
-        var buildOrder = getBuildOrderFor(state, project, onlyReferences);
-        if (!buildOrder)
-            return ts.ExitStatus.InvalidProject_OutputsSkipped;
-        setupInitialBuild(state, cancellationToken);
-        var reportQueue = true;
-        var successfulProjects = 0;
-        while (true) {
-            var invalidatedProject = getNextInvalidatedProject(state, buildOrder, reportQueue);
-            if (!invalidatedProject)
-                break;
-            reportQueue = false;
-            invalidatedProject.done(cancellationToken);
-            if (!state.diagnostics.has(invalidatedProject.projectPath))
-                successfulProjects++;
-        }
-        disableCache(state);
-        reportErrorSummary(state, buildOrder);
-        startWatching(state, buildOrder);
-        return isCircularBuildOrder(buildOrder)
-            ? ts.ExitStatus.ProjectReferenceCycle_OutputsSkipped
-            : !buildOrder.some(function (p) { return state.diagnostics.has(toResolvedConfigFilePath(state, p)); })
-                ? ts.ExitStatus.Success
-                : successfulProjects
-                    ? ts.ExitStatus.DiagnosticsPresent_OutputsGenerated
-                    : ts.ExitStatus.DiagnosticsPresent_OutputsSkipped;
-    }
-    function clean(state, project, onlyReferences) {
-        var buildOrder = getBuildOrderFor(state, project, onlyReferences);
-        if (!buildOrder)
-            return ts.ExitStatus.InvalidProject_OutputsSkipped;
-        if (isCircularBuildOrder(buildOrder)) {
-            reportErrors(state, buildOrder.circularDiagnostics);
-            return ts.ExitStatus.ProjectReferenceCycle_OutputsSkipped;
-        }
-        var options = state.options, host = state.host;
-        var filesToDelete = options.dry ? [] : undefined;
-        for (var _i = 0, buildOrder_1 = buildOrder; _i < buildOrder_1.length; _i++) {
-            var proj = buildOrder_1[_i];
-            var resolvedPath = toResolvedConfigFilePath(state, proj);
-            var parsed = parseConfigFile(state, proj, resolvedPath);
-            if (parsed === undefined) {
-                reportParseConfigFileDiagnostic(state, resolvedPath);
-                continue;
-            }
-            var outputs = ts.getAllProjectOutputs(parsed, !host.useCaseSensitiveFileNames());
-            for (var _a = 0, outputs_3 = outputs; _a < outputs_3.length; _a++) {
-                var output = outputs_3[_a];
-                if (host.fileExists(output)) {
-                    if (filesToDelete) {
-                        filesToDelete.push(output);
-                    }
-                    else {
-                        host.deleteFile(output);
-                        invalidateProject(state, resolvedPath, ts.ConfigFileProgramReloadLevel.None);
-                    }
-                }
-            }
-        }
-        if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
-        }
-        return ts.ExitStatus.Success;
-    }
-    function invalidateProject(state, resolved, reloadLevel) {
-        if (state.host.getParsedCommandLine && reloadLevel === ts.ConfigFileProgramReloadLevel.Partial) {
-            reloadLevel = ts.ConfigFileProgramReloadLevel.Full;
-        }
-        if (reloadLevel === ts.ConfigFileProgramReloadLevel.Full) {
-            state.configFileCache.delete(resolved);
-            state.buildOrder = undefined;
-        }
-        state.needsSummary = true;
-        clearProjectStatus(state, resolved);
-        addProjToQueue(state, resolved, reloadLevel);
-        enableCache(state);
-    }
-    function invalidateProjectAndScheduleBuilds(state, resolvedPath, reloadLevel) {
-        state.reportFileChangeDetected = true;
-        invalidateProject(state, resolvedPath, reloadLevel);
-        scheduleBuildInvalidatedProject(state);
-    }
-    function scheduleBuildInvalidatedProject(state) {
-        var hostWithWatch = state.hostWithWatch;
-        if (!hostWithWatch.setTimeout || !hostWithWatch.clearTimeout) {
-            return;
-        }
-        if (state.timerToBuildInvalidatedProject) {
-            hostWithWatch.clearTimeout(state.timerToBuildInvalidatedProject);
-        }
-        state.timerToBuildInvalidatedProject = hostWithWatch.setTimeout(buildNextInvalidatedProject, 250, state);
-    }
-    function buildNextInvalidatedProject(state) {
-        state.timerToBuildInvalidatedProject = undefined;
-        if (state.reportFileChangeDetected) {
-            state.reportFileChangeDetected = false;
-            state.projectErrorsReported.clear();
-            reportWatchStatus(state, ts.Diagnostics.File_change_detected_Starting_incremental_compilation);
-        }
-        var buildOrder = getBuildOrder(state);
-        var invalidatedProject = getNextInvalidatedProject(state, buildOrder, false);
-        if (invalidatedProject) {
-            invalidatedProject.done();
-            if (state.projectPendingBuild.size) {
-                if (state.watch && !state.timerToBuildInvalidatedProject) {
-                    scheduleBuildInvalidatedProject(state);
-                }
-                return;
-            }
-        }
-        disableCache(state);
-        reportErrorSummary(state, buildOrder);
-    }
-    function watchConfigFile(state, resolved, resolvedPath, parsed) {
-        if (!state.watch || state.allWatchedConfigFiles.has(resolvedPath))
-            return;
-        state.allWatchedConfigFiles.set(resolvedPath, state.watchFile(state.hostWithWatch, resolved, function () {
-            invalidateProjectAndScheduleBuilds(state, resolvedPath, ts.ConfigFileProgramReloadLevel.Full);
-        }, ts.PollingInterval.High, parsed === null || parsed === void 0 ? void 0 : parsed.watchOptions, ts.WatchType.ConfigFile, resolved));
-    }
-    function watchWildCardDirectories(state, resolved, resolvedPath, parsed) {
-        if (!state.watch)
-            return;
-        ts.updateWatchingWildcardDirectories(getOrCreateValueMapFromConfigFileMap(state.allWatchedWildcardDirectories, resolvedPath), new ts.Map(ts.getEntries(parsed.configFileSpecs.wildcardDirectories)), function (dir, flags) { return state.watchDirectory(state.hostWithWatch, dir, function (fileOrDirectory) {
-            if (ts.isIgnoredFileFromWildCardWatching({
-                watchedDirPath: toPath(state, dir),
-                fileOrDirectory: fileOrDirectory,
-                fileOrDirectoryPath: toPath(state, fileOrDirectory),
-                configFileName: resolved,
-                configFileSpecs: parsed.configFileSpecs,
-                currentDirectory: state.currentDirectory,
-                options: parsed.options,
-                program: state.builderPrograms.get(resolvedPath),
-                useCaseSensitiveFileNames: state.parseConfigFileHost.useCaseSensitiveFileNames,
-                writeLog: function (s) { return state.writeLog(s); }
-            }))
-                return;
-            invalidateProjectAndScheduleBuilds(state, resolvedPath, ts.ConfigFileProgramReloadLevel.Partial);
-        }, flags, parsed === null || parsed === void 0 ? void 0 : parsed.watchOptions, ts.WatchType.WildcardDirectory, resolved); });
-    }
-    function watchInputFiles(state, resolved, resolvedPath, parsed) {
-        if (!state.watch)
-            return;
-        ts.mutateMap(getOrCreateValueMapFromConfigFileMap(state.allWatchedInputFiles, resolvedPath), ts.arrayToMap(parsed.fileNames, function (fileName) { return toPath(state, fileName); }), {
-            createNewValue: function (path, input) { return state.watchFilePath(state.hostWithWatch, input, function () { return invalidateProjectAndScheduleBuilds(state, resolvedPath, ts.ConfigFileProgramReloadLevel.None); }, ts.PollingInterval.Low, parsed === null || parsed === void 0 ? void 0 : parsed.watchOptions, path, ts.WatchType.SourceFile, resolved); },
-            onDeleteValue: ts.closeFileWatcher,
-        });
-    }
-    function startWatching(state, buildOrder) {
-        if (!state.watchAllProjectsPending)
-            return;
-        state.watchAllProjectsPending = false;
-        for (var _i = 0, _a = getBuildOrderFromAnyBuildOrder(buildOrder); _i < _a.length; _i++) {
-            var resolved = _a[_i];
-            var resolvedPath = toResolvedConfigFilePath(state, resolved);
-            var cfg = parseConfigFile(state, resolved, resolvedPath);
-            watchConfigFile(state, resolved, resolvedPath, cfg);
-            if (cfg) {
-                watchWildCardDirectories(state, resolved, resolvedPath, cfg);
-                watchInputFiles(state, resolved, resolvedPath, cfg);
-            }
-        }
-    }
-    function stopWatching(state) {
-        ts.clearMap(state.allWatchedConfigFiles, ts.closeFileWatcher);
-        ts.clearMap(state.allWatchedWildcardDirectories, function (watchedWildcardDirectories) { return ts.clearMap(watchedWildcardDirectories, ts.closeFileWatcherOf); });
-        ts.clearMap(state.allWatchedInputFiles, function (watchedWildcardDirectories) { return ts.clearMap(watchedWildcardDirectories, ts.closeFileWatcher); });
-    }
-    function createSolutionBuilderWorker(watch, hostOrHostWithWatch, rootNames, options, baseWatchOptions) {
-        var state = createSolutionBuilderState(watch, hostOrHostWithWatch, rootNames, options, baseWatchOptions);
-        return {
-            build: function (project, cancellationToken) { return build(state, project, cancellationToken); },
-            clean: function (project) { return clean(state, project); },
-            buildReferences: function (project, cancellationToken) { return build(state, project, cancellationToken, true); },
-            cleanReferences: function (project) { return clean(state, project, true); },
-            getNextInvalidatedProject: function (cancellationToken) {
-                setupInitialBuild(state, cancellationToken);
-                return getNextInvalidatedProject(state, getBuildOrder(state), false);
-            },
-            getBuildOrder: function () { return getBuildOrder(state); },
-            getUpToDateStatusOfProject: function (project) {
-                var configFileName = resolveProjectName(state, project);
-                var configFilePath = toResolvedConfigFilePath(state, configFileName);
-                return getUpToDateStatus(state, parseConfigFile(state, configFileName, configFilePath), configFilePath);
-            },
-            invalidateProject: function (configFilePath, reloadLevel) { return invalidateProject(state, configFilePath, reloadLevel || ts.ConfigFileProgramReloadLevel.None); },
-            buildNextInvalidatedProject: function () { return buildNextInvalidatedProject(state); },
-            getAllParsedConfigs: function () { return ts.arrayFrom(ts.mapDefinedIterator(state.configFileCache.values(), function (config) { return isParsedCommandLine(config) ? config : undefined; })); },
-            close: function () { return stopWatching(state); },
-        };
-    }
-    function relName(state, path) {
-        return ts.convertToRelativePath(path, state.currentDirectory, function (f) { return state.getCanonicalFileName(f); });
-    }
-    function reportStatus(state, message) {
-        var args = [];
-        for (var _i = 2; _i < arguments.length; _i++) {
-            args[_i - 2] = arguments[_i];
-        }
-        state.host.reportSolutionBuilderStatus(ts.createCompilerDiagnostic.apply(void 0, __spreadArrays([message], args)));
-    }
-    function reportWatchStatus(state, message) {
-        var args = [];
-        for (var _i = 2; _i < arguments.length; _i++) {
-            args[_i - 2] = arguments[_i];
-        }
-        if (state.hostWithWatch.onWatchStatusChange) {
-            state.hostWithWatch.onWatchStatusChange(ts.createCompilerDiagnostic.apply(void 0, __spreadArrays([message], args)), state.host.getNewLine(), state.baseCompilerOptions);
-        }
-    }
-    function reportErrors(_a, errors) {
-        var host = _a.host;
-        errors.forEach(function (err) { return host.reportDiagnostic(err); });
-    }
-    function reportAndStoreErrors(state, proj, errors) {
-        reportErrors(state, errors);
-        state.projectErrorsReported.set(proj, true);
-        if (errors.length) {
-            state.diagnostics.set(proj, errors);
-        }
-    }
-    function reportParseConfigFileDiagnostic(state, proj) {
-        reportAndStoreErrors(state, proj, [state.configFileCache.get(proj)]);
-    }
-    function reportErrorSummary(state, buildOrder) {
-        if (!state.needsSummary)
-            return;
-        state.needsSummary = false;
-        var canReportSummary = state.watch || !!state.host.reportErrorSummary;
-        var diagnostics = state.diagnostics;
-        var totalErrors = 0;
-        if (isCircularBuildOrder(buildOrder)) {
-            reportBuildQueue(state, buildOrder.buildOrder);
-            reportErrors(state, buildOrder.circularDiagnostics);
-            if (canReportSummary)
-                totalErrors += ts.getErrorCountForSummary(buildOrder.circularDiagnostics);
-        }
-        else {
-            buildOrder.forEach(function (project) {
-                var projectPath = toResolvedConfigFilePath(state, project);
-                if (!state.projectErrorsReported.has(projectPath)) {
-                    reportErrors(state, diagnostics.get(projectPath) || ts.emptyArray);
-                }
-            });
-            if (canReportSummary)
-                diagnostics.forEach(function (singleProjectErrors) { return totalErrors += ts.getErrorCountForSummary(singleProjectErrors); });
-        }
-        if (state.watch) {
-            reportWatchStatus(state, ts.getWatchErrorSummaryDiagnosticMessage(totalErrors), totalErrors);
-        }
-        else if (state.host.reportErrorSummary) {
-            state.host.reportErrorSummary(totalErrors);
-        }
-    }
-    function reportBuildQueue(state, buildQueue) {
-        if (state.options.verbose) {
-            reportStatus(state, ts.Diagnostics.Projects_in_this_build_Colon_0, buildQueue.map(function (s) { return "\r\n    * " + relName(state, s); }).join(""));
-        }
-    }
-    function reportUpToDateStatus(state, configFileName, status) {
-        switch (status.type) {
-            case ts.UpToDateStatusType.OutOfDateWithSelf:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2, relName(state, configFileName), relName(state, status.outOfDateOutputFileName), relName(state, status.newerInputFileName));
-            case ts.UpToDateStatusType.OutOfDateWithUpstream:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_out_of_date_because_oldest_output_1_is_older_than_newest_input_2, relName(state, configFileName), relName(state, status.outOfDateOutputFileName), relName(state, status.newerProjectName));
-            case ts.UpToDateStatusType.OutputMissing:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_out_of_date_because_output_file_1_does_not_exist, relName(state, configFileName), relName(state, status.missingOutputFileName));
-            case ts.UpToDateStatusType.UpToDate:
-                if (status.newestInputFileTime !== undefined) {
-                    return reportStatus(state, ts.Diagnostics.Project_0_is_up_to_date_because_newest_input_1_is_older_than_oldest_output_2, relName(state, configFileName), relName(state, status.newestInputFileName || ""), relName(state, status.oldestOutputFileName || ""));
-                }
-                break;
-            case ts.UpToDateStatusType.OutOfDateWithPrepend:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_out_of_date_because_output_of_its_dependency_1_has_changed, relName(state, configFileName), relName(state, status.newerProjectName));
-            case ts.UpToDateStatusType.UpToDateWithUpstreamTypes:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_up_to_date_with_d_ts_files_from_its_dependencies, relName(state, configFileName));
-            case ts.UpToDateStatusType.UpstreamOutOfDate:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_out_of_date_because_its_dependency_1_is_out_of_date, relName(state, configFileName), relName(state, status.upstreamProjectName));
-            case ts.UpToDateStatusType.UpstreamBlocked:
-                return reportStatus(state, status.upstreamProjectBlocked ?
-                    ts.Diagnostics.Project_0_can_t_be_built_because_its_dependency_1_was_not_built :
-                    ts.Diagnostics.Project_0_can_t_be_built_because_its_dependency_1_has_errors, relName(state, configFileName), relName(state, status.upstreamProjectName));
-            case ts.UpToDateStatusType.Unbuildable:
-                return reportStatus(state, ts.Diagnostics.Failed_to_parse_file_0_Colon_1, relName(state, configFileName), status.reason);
-            case ts.UpToDateStatusType.TsVersionOutputOfDate:
-                return reportStatus(state, ts.Diagnostics.Project_0_is_out_of_date_because_output_for_it_was_generated_with_version_1_that_differs_with_current_version_2, relName(state, configFileName), status.version, ts.version);
-            case ts.UpToDateStatusType.ContainerOnly:
-            case ts.UpToDateStatusType.ComputingUpstream:
-                break;
-            default:
-                ts.assertType(status);
-        }
-    }
-    function verboseReportProjectStatus(state, configFileName, status) {
-        if (state.options.verbose) {
-            reportUpToDateStatus(state, configFileName, status);
-        }
-    }
-})(ts || (ts = {}));
-var ts;
-(function (ts) {
-    function countLines(program) {
-        var count = 0;
-        ts.forEach(program.getSourceFiles(), function (file) {
-            count += ts.getLineStarts(file).length;
-        });
-        return count;
-    }
-    function updateReportDiagnostic(sys, existing, options) {
-        return shouldBePretty(sys, options) ?
-            ts.createDiagnosticReporter(sys, true) :
-            existing;
-    }
-    function defaultIsPretty(sys) {
-        return !!sys.writeOutputIsTTY && sys.writeOutputIsTTY();
-    }
-    function shouldBePretty(sys, options) {
-        if (!options || typeof options.pretty === "undefined") {
-            return defaultIsPretty(sys);
-        }
-        return options.pretty;
-    }
-    function getOptionsForHelp(commandLine) {
-        return !!commandLine.options.all ?
-            ts.sort(ts.optionDeclarations, function (a, b) { return ts.compareStringsCaseInsensitive(a.name, b.name); }) :
-            ts.filter(ts.optionDeclarations.slice(), function (v) { return !!v.showInSimplifiedHelpView; });
-    }
-    function printVersion(sys) {
-        sys.write(ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version) + sys.newLine);
-    }
-    function printHelp(sys, optionsList, syntaxPrefix) {
-        if (syntaxPrefix === void 0) { syntaxPrefix = ""; }
-        var output = [];
-        var syntaxLength = ts.getDiagnosticText(ts.Diagnostics.Syntax_Colon_0, "").length;
-        var examplesLength = ts.getDiagnosticText(ts.Diagnostics.Examples_Colon_0, "").length;
-        var marginLength = Math.max(syntaxLength, examplesLength);
-        var syntax = makePadding(marginLength - syntaxLength);
-        syntax += "tsc " + syntaxPrefix + "[" + ts.getDiagnosticText(ts.Diagnostics.options) + "] [" + ts.getDiagnosticText(ts.Diagnostics.file) + "...]";
-        output.push(ts.getDiagnosticText(ts.Diagnostics.Syntax_Colon_0, syntax));
-        output.push(sys.newLine + sys.newLine);
-        var padding = makePadding(marginLength);
-        output.push(ts.getDiagnosticText(ts.Diagnostics.Examples_Colon_0, makePadding(marginLength - examplesLength) + "tsc hello.ts") + sys.newLine);
-        output.push(padding + "tsc --outFile file.js file.ts" + sys.newLine);
-        output.push(padding + "tsc @args.txt" + sys.newLine);
-        output.push(padding + "tsc --build tsconfig.json" + sys.newLine);
-        output.push(sys.newLine);
-        output.push(ts.getDiagnosticText(ts.Diagnostics.Options_Colon) + sys.newLine);
-        marginLength = 0;
-        var usageColumn = [];
-        var descriptionColumn = [];
-        var optionsDescriptionMap = new ts.Map();
-        for (var _i = 0, optionsList_1 = optionsList; _i < optionsList_1.length; _i++) {
-            var option = optionsList_1[_i];
-            if (!option.description) {
-                continue;
-            }
-            var usageText_1 = " ";
-            if (option.shortName) {
-                usageText_1 += "-" + option.shortName;
-                usageText_1 += getParamType(option);
-                usageText_1 += ", ";
-            }
-            usageText_1 += "--" + option.name;
-            usageText_1 += getParamType(option);
-            usageColumn.push(usageText_1);
-            var description = void 0;
-            if (option.name === "lib") {
-                description = ts.getDiagnosticText(option.description);
-                var element = option.element;
-                var typeMap = element.type;
-                optionsDescriptionMap.set(description, ts.arrayFrom(typeMap.keys()).map(function (key) { return "'" + key + "'"; }));
-            }
-            else {
-                description = ts.getDiagnosticText(option.description);
-            }
-            descriptionColumn.push(description);
-            marginLength = Math.max(usageText_1.length, marginLength);
-        }
-        var usageText = " @<" + ts.getDiagnosticText(ts.Diagnostics.file) + ">";
-        usageColumn.push(usageText);
-        descriptionColumn.push(ts.getDiagnosticText(ts.Diagnostics.Insert_command_line_options_and_files_from_a_file));
-        marginLength = Math.max(usageText.length, marginLength);
-        for (var i = 0; i < usageColumn.length; i++) {
-            var usage = usageColumn[i];
-            var description = descriptionColumn[i];
-            var kindsList = optionsDescriptionMap.get(description);
-            output.push(usage + makePadding(marginLength - usage.length + 2) + description + sys.newLine);
-            if (kindsList) {
-                output.push(makePadding(marginLength + 4));
-                for (var _a = 0, kindsList_1 = kindsList; _a < kindsList_1.length; _a++) {
-                    var kind = kindsList_1[_a];
-                    output.push(kind + " ");
-                }
-                output.push(sys.newLine);
-            }
-        }
-        for (var _b = 0, output_1 = output; _b < output_1.length; _b++) {
-            var line = output_1[_b];
-            sys.write(line);
-        }
-        return;
-        function getParamType(option) {
-            if (option.paramType !== undefined) {
-                return " " + ts.getDiagnosticText(option.paramType);
-            }
-            return "";
-        }
-        function makePadding(paddingLength) {
-            return Array(paddingLength + 1).join(" ");
-        }
-    }
-    function executeCommandLineWorker(sys, cb, commandLine) {
-        var reportDiagnostic = ts.createDiagnosticReporter(sys);
-        if (commandLine.options.build) {
-            reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Option_build_must_be_the_first_command_line_argument));
-            return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-        }
-        var configFileName;
-        if (commandLine.options.locale) {
-            ts.validateLocaleAndSetLanguage(commandLine.options.locale, sys, commandLine.errors);
-        }
-        if (commandLine.errors.length > 0) {
-            commandLine.errors.forEach(reportDiagnostic);
-            return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-        }
-        if (commandLine.options.init) {
-            writeConfigFile(sys, reportDiagnostic, commandLine.options, commandLine.fileNames);
-            return sys.exit(ts.ExitStatus.Success);
-        }
-        if (commandLine.options.version) {
-            printVersion(sys);
-            return sys.exit(ts.ExitStatus.Success);
-        }
-        if (commandLine.options.help || commandLine.options.all) {
-            printVersion(sys);
-            printHelp(sys, getOptionsForHelp(commandLine));
-            return sys.exit(ts.ExitStatus.Success);
-        }
-        if (commandLine.options.watch && commandLine.options.listFilesOnly) {
-            reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Options_0_and_1_cannot_be_combined, "watch", "listFilesOnly"));
-            return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-        }
-        if (commandLine.options.project) {
-            if (commandLine.fileNames.length !== 0) {
-                reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Option_project_cannot_be_mixed_with_source_files_on_a_command_line));
-                return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-            }
-            var fileOrDirectory = ts.normalizePath(commandLine.options.project);
-            if (!fileOrDirectory || sys.directoryExists(fileOrDirectory)) {
-                configFileName = ts.combinePaths(fileOrDirectory, "tsconfig.json");
-                if (!sys.fileExists(configFileName)) {
-                    reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0, commandLine.options.project));
-                    return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-                }
-            }
-            else {
-                configFileName = fileOrDirectory;
-                if (!sys.fileExists(configFileName)) {
-                    reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, commandLine.options.project));
-                    return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-                }
-            }
-        }
-        else if (commandLine.fileNames.length === 0) {
-            var searchPath = ts.normalizePath(sys.getCurrentDirectory());
-            configFileName = ts.findConfigFile(searchPath, function (fileName) { return sys.fileExists(fileName); });
-        }
-        if (commandLine.fileNames.length === 0 && !configFileName) {
-            if (commandLine.options.showConfig) {
-                reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_a_tsconfig_json_file_at_the_current_directory_Colon_0, ts.normalizePath(sys.getCurrentDirectory())));
-            }
-            else {
-                printVersion(sys);
-                printHelp(sys, getOptionsForHelp(commandLine));
-            }
-            return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-        }
-        var currentDirectory = sys.getCurrentDirectory();
-        var commandLineOptions = ts.convertToOptionsWithAbsolutePaths(commandLine.options, function (fileName) { return ts.getNormalizedAbsolutePath(fileName, currentDirectory); });
-        if (configFileName) {
-            var configParseResult = ts.parseConfigFileWithSystem(configFileName, commandLineOptions, commandLine.watchOptions, sys, reportDiagnostic);
-            if (commandLineOptions.showConfig) {
-                if (configParseResult.errors.length !== 0) {
-                    reportDiagnostic = updateReportDiagnostic(sys, reportDiagnostic, configParseResult.options);
-                    configParseResult.errors.forEach(reportDiagnostic);
-                    return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-                }
-                sys.write(JSON.stringify(ts.convertToTSConfig(configParseResult, configFileName, sys), null, 4) + sys.newLine);
-                return sys.exit(ts.ExitStatus.Success);
-            }
-            reportDiagnostic = updateReportDiagnostic(sys, reportDiagnostic, configParseResult.options);
-            if (ts.isWatchSet(configParseResult.options)) {
-                if (reportWatchModeWithoutSysSupport(sys, reportDiagnostic))
-                    return;
-                return createWatchOfConfigFile(sys, cb, reportDiagnostic, configParseResult, commandLineOptions, commandLine.watchOptions);
-            }
-            else if (ts.isIncrementalCompilation(configParseResult.options)) {
-                performIncrementalCompilation(sys, cb, reportDiagnostic, configParseResult);
-            }
-            else {
-                performCompilation(sys, cb, reportDiagnostic, configParseResult);
-            }
-        }
-        else {
-            if (commandLineOptions.showConfig) {
-                sys.write(JSON.stringify(ts.convertToTSConfig(commandLine, ts.combinePaths(currentDirectory, "tsconfig.json"), sys), null, 4) + sys.newLine);
-                return sys.exit(ts.ExitStatus.Success);
-            }
-            reportDiagnostic = updateReportDiagnostic(sys, reportDiagnostic, commandLineOptions);
-            if (ts.isWatchSet(commandLineOptions)) {
-                if (reportWatchModeWithoutSysSupport(sys, reportDiagnostic))
-                    return;
-                return createWatchOfFilesAndCompilerOptions(sys, cb, reportDiagnostic, commandLine.fileNames, commandLineOptions, commandLine.watchOptions);
-            }
-            else if (ts.isIncrementalCompilation(commandLineOptions)) {
-                performIncrementalCompilation(sys, cb, reportDiagnostic, __assign(__assign({}, commandLine), { options: commandLineOptions }));
-            }
-            else {
-                performCompilation(sys, cb, reportDiagnostic, __assign(__assign({}, commandLine), { options: commandLineOptions }));
-            }
-        }
-    }
-    function isBuild(commandLineArgs) {
-        if (commandLineArgs.length > 0 && commandLineArgs[0].charCodeAt(0) === 45) {
-            var firstOption = commandLineArgs[0].slice(commandLineArgs[0].charCodeAt(1) === 45 ? 2 : 1).toLowerCase();
-            return firstOption === "build" || firstOption === "b";
-        }
-        return false;
-    }
-    ts.isBuild = isBuild;
-    function executeCommandLine(system, cb, commandLineArgs) {
-        if (isBuild(commandLineArgs)) {
-            var _a = ts.parseBuildCommand(commandLineArgs.slice(1)), buildOptions_1 = _a.buildOptions, watchOptions_1 = _a.watchOptions, projects_1 = _a.projects, errors_1 = _a.errors;
-            if (buildOptions_1.generateCpuProfile && system.enableCPUProfiler) {
-                system.enableCPUProfiler(buildOptions_1.generateCpuProfile, function () { return performBuild(system, cb, buildOptions_1, watchOptions_1, projects_1, errors_1); });
-            }
-            else {
-                return performBuild(system, cb, buildOptions_1, watchOptions_1, projects_1, errors_1);
-            }
-        }
-        var commandLine = ts.parseCommandLine(commandLineArgs, function (path) { return system.readFile(path); });
-        if (commandLine.options.generateCpuProfile && system.enableCPUProfiler) {
-            system.enableCPUProfiler(commandLine.options.generateCpuProfile, function () { return executeCommandLineWorker(system, cb, commandLine); });
-        }
-        else {
-            return executeCommandLineWorker(system, cb, commandLine);
-        }
-    }
-    ts.executeCommandLine = executeCommandLine;
-    function reportWatchModeWithoutSysSupport(sys, reportDiagnostic) {
-        if (!sys.watchFile || !sys.watchDirectory) {
-            reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--watch"));
-            sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-            return true;
-        }
-        return false;
-    }
-    function performBuild(sys, cb, buildOptions, watchOptions, projects, errors) {
-        var reportDiagnostic = updateReportDiagnostic(sys, ts.createDiagnosticReporter(sys), buildOptions);
-        if (buildOptions.locale) {
-            ts.validateLocaleAndSetLanguage(buildOptions.locale, sys, errors);
-        }
-        if (errors.length > 0) {
-            errors.forEach(reportDiagnostic);
-            return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-        }
-        if (buildOptions.help) {
-            printVersion(sys);
-            printHelp(sys, ts.buildOpts, "--build ");
-            return sys.exit(ts.ExitStatus.Success);
-        }
-        if (projects.length === 0) {
-            printVersion(sys);
-            printHelp(sys, ts.buildOpts, "--build ");
-            return sys.exit(ts.ExitStatus.Success);
-        }
-        if (!sys.getModifiedTime || !sys.setModifiedTime || (buildOptions.clean && !sys.deleteFile)) {
-            reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--build"));
-            return sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped);
-        }
-        if (buildOptions.watch) {
-            if (reportWatchModeWithoutSysSupport(sys, reportDiagnostic))
-                return;
-            var buildHost_1 = ts.createSolutionBuilderWithWatchHost(sys, undefined, reportDiagnostic, ts.createBuilderStatusReporter(sys, shouldBePretty(sys, buildOptions)), createWatchStatusReporter(sys, buildOptions));
-            updateSolutionBuilderHost(sys, cb, buildHost_1);
-            var builder_1 = ts.createSolutionBuilderWithWatch(buildHost_1, projects, buildOptions, watchOptions);
-            builder_1.build();
-            return builder_1;
-        }
-        var buildHost = ts.createSolutionBuilderHost(sys, undefined, reportDiagnostic, ts.createBuilderStatusReporter(sys, shouldBePretty(sys, buildOptions)), createReportErrorSummary(sys, buildOptions));
-        updateSolutionBuilderHost(sys, cb, buildHost);
-        var builder = ts.createSolutionBuilder(buildHost, projects, buildOptions);
-        var exitStatus = buildOptions.clean ? builder.clean() : builder.build();
-        ts.tracing.dumpLegend();
-        return sys.exit(exitStatus);
-    }
-    function createReportErrorSummary(sys, options) {
-        return shouldBePretty(sys, options) ?
-            function (errorCount) { return sys.write(ts.getErrorSummaryText(errorCount, sys.newLine)); } :
-            undefined;
-    }
-    function performCompilation(sys, cb, reportDiagnostic, config) {
-        var fileNames = config.fileNames, options = config.options, projectReferences = config.projectReferences;
-        var host = ts.createCompilerHostWorker(options, undefined, sys);
-        var currentDirectory = host.getCurrentDirectory();
-        var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames());
-        ts.changeCompilerHostLikeToUseCache(host, function (fileName) { return ts.toPath(fileName, currentDirectory, getCanonicalFileName); });
-        enableStatisticsAndTracing(sys, options, false);
-        var programOptions = {
-            rootNames: fileNames,
-            options: options,
-            projectReferences: projectReferences,
-            host: host,
-            configFileParsingDiagnostics: ts.getConfigFileParsingDiagnostics(config)
-        };
-        var program = ts.createProgram(programOptions);
-        var exitStatus = ts.emitFilesAndReportErrorsAndGetExitStatus(program, reportDiagnostic, function (s) { return sys.write(s + sys.newLine); }, createReportErrorSummary(sys, options));
-        reportStatistics(sys, program);
-        cb(program);
-        return sys.exit(exitStatus);
-    }
-    function performIncrementalCompilation(sys, cb, reportDiagnostic, config) {
-        var options = config.options, fileNames = config.fileNames, projectReferences = config.projectReferences;
-        enableStatisticsAndTracing(sys, options, false);
-        var host = ts.createIncrementalCompilerHost(options, sys);
-        var exitStatus = ts.performIncrementalCompilation({
-            host: host,
-            system: sys,
-            rootNames: fileNames,
-            options: options,
-            configFileParsingDiagnostics: ts.getConfigFileParsingDiagnostics(config),
-            projectReferences: projectReferences,
-            reportDiagnostic: reportDiagnostic,
-            reportErrorSummary: createReportErrorSummary(sys, options),
-            afterProgramEmitAndDiagnostics: function (builderProgram) {
-                reportStatistics(sys, builderProgram.getProgram());
-                cb(builderProgram);
-            }
-        });
-        return sys.exit(exitStatus);
-    }
-    function updateSolutionBuilderHost(sys, cb, buildHost) {
-        updateCreateProgram(sys, buildHost);
-        buildHost.afterProgramEmitAndDiagnostics = function (program) {
-            reportStatistics(sys, program.getProgram());
-            cb(program);
-        };
-        buildHost.afterEmitBundle = cb;
-    }
-    function updateCreateProgram(sys, host) {
-        var compileUsingBuilder = host.createProgram;
-        host.createProgram = function (rootNames, options, host, oldProgram, configFileParsingDiagnostics, projectReferences) {
-            ts.Debug.assert(rootNames !== undefined || (options === undefined && !!oldProgram));
-            if (options !== undefined) {
-                enableStatisticsAndTracing(sys, options, true);
-            }
-            return compileUsingBuilder(rootNames, options, host, oldProgram, configFileParsingDiagnostics, projectReferences);
-        };
-    }
-    function updateWatchCompilationHost(sys, cb, watchCompilerHost) {
-        updateCreateProgram(sys, watchCompilerHost);
-        var emitFilesUsingBuilder = watchCompilerHost.afterProgramCreate;
-        watchCompilerHost.afterProgramCreate = function (builderProgram) {
-            emitFilesUsingBuilder(builderProgram);
-            reportStatistics(sys, builderProgram.getProgram());
-            cb(builderProgram);
-        };
-    }
-    function createWatchStatusReporter(sys, options) {
-        return ts.createWatchStatusReporter(sys, shouldBePretty(sys, options));
-    }
-    function createWatchOfConfigFile(system, cb, reportDiagnostic, configParseResult, optionsToExtend, watchOptionsToExtend) {
-        var watchCompilerHost = ts.createWatchCompilerHostOfConfigFile({
-            configFileName: configParseResult.options.configFilePath,
-            optionsToExtend: optionsToExtend,
-            watchOptionsToExtend: watchOptionsToExtend,
-            system: system,
-            reportDiagnostic: reportDiagnostic,
-            reportWatchStatus: createWatchStatusReporter(system, configParseResult.options)
-        });
-        updateWatchCompilationHost(system, cb, watchCompilerHost);
-        watchCompilerHost.configFileParsingResult = configParseResult;
-        return ts.createWatchProgram(watchCompilerHost);
-    }
-    function createWatchOfFilesAndCompilerOptions(system, cb, reportDiagnostic, rootFiles, options, watchOptions) {
-        var watchCompilerHost = ts.createWatchCompilerHostOfFilesAndCompilerOptions({
-            rootFiles: rootFiles,
-            options: options,
-            watchOptions: watchOptions,
-            system: system,
-            reportDiagnostic: reportDiagnostic,
-            reportWatchStatus: createWatchStatusReporter(system, options)
-        });
-        updateWatchCompilationHost(system, cb, watchCompilerHost);
-        return ts.createWatchProgram(watchCompilerHost);
-    }
-    function canReportDiagnostics(system, compilerOptions) {
-        return system === ts.sys && (compilerOptions.diagnostics || compilerOptions.extendedDiagnostics);
-    }
-    function canTrace(system, compilerOptions) {
-        return system === ts.sys && compilerOptions.generateTrace;
-    }
-    function enableStatisticsAndTracing(system, compilerOptions, isBuildMode) {
-        if (canReportDiagnostics(system, compilerOptions)) {
-            ts.performance.enable();
-        }
-        if (canTrace(system, compilerOptions)) {
-            ts.tracing.startTracing(compilerOptions.configFilePath, compilerOptions.generateTrace, isBuildMode);
-        }
-    }
-    function reportStatistics(sys, program) {
-        var compilerOptions = program.getCompilerOptions();
-        if (canTrace(sys, compilerOptions)) {
-            ts.tracing.stopTracing(program.getTypeCatalog());
-        }
-        var statistics;
-        if (canReportDiagnostics(sys, compilerOptions)) {
-            statistics = [];
-            var memoryUsed = sys.getMemoryUsage ? sys.getMemoryUsage() : -1;
-            reportCountStatistic("Files", program.getSourceFiles().length);
-            reportCountStatistic("Lines", countLines(program));
-            reportCountStatistic("Nodes", program.getNodeCount());
-            reportCountStatistic("Identifiers", program.getIdentifierCount());
-            reportCountStatistic("Symbols", program.getSymbolCount());
-            reportCountStatistic("Types", program.getTypeCount());
-            reportCountStatistic("Instantiations", program.getInstantiationCount());
-            if (memoryUsed >= 0) {
-                reportStatisticalValue("Memory used", Math.round(memoryUsed / 1000) + "K");
-            }
-            var isPerformanceEnabled = ts.performance.isEnabled();
-            var programTime = isPerformanceEnabled ? ts.performance.getDuration("Program") : 0;
-            var bindTime = isPerformanceEnabled ? ts.performance.getDuration("Bind") : 0;
-            var checkTime = isPerformanceEnabled ? ts.performance.getDuration("Check") : 0;
-            var emitTime = isPerformanceEnabled ? ts.performance.getDuration("Emit") : 0;
-            if (compilerOptions.extendedDiagnostics) {
-                var caches = program.getRelationCacheSizes();
-                reportCountStatistic("Assignability cache size", caches.assignable);
-                reportCountStatistic("Identity cache size", caches.identity);
-                reportCountStatistic("Subtype cache size", caches.subtype);
-                reportCountStatistic("Strict subtype cache size", caches.strictSubtype);
-                if (isPerformanceEnabled) {
-                    ts.performance.forEachMeasure(function (name, duration) { return reportTimeStatistic(name + " time", duration); });
-                }
-            }
-            else if (isPerformanceEnabled) {
-                reportTimeStatistic("I/O read", ts.performance.getDuration("I/O Read"));
-                reportTimeStatistic("I/O write", ts.performance.getDuration("I/O Write"));
-                reportTimeStatistic("Parse time", programTime);
-                reportTimeStatistic("Bind time", bindTime);
-                reportTimeStatistic("Check time", checkTime);
-                reportTimeStatistic("Emit time", emitTime);
-            }
-            if (isPerformanceEnabled) {
-                reportTimeStatistic("Total time", programTime + bindTime + checkTime + emitTime);
-            }
-            reportStatistics();
-            if (!isPerformanceEnabled) {
-                sys.write(ts.Diagnostics.Performance_timings_for_diagnostics_or_extendedDiagnostics_are_not_available_in_this_session_A_native_implementation_of_the_Web_Performance_API_could_not_be_found.message + "\n");
-            }
-            else {
-                ts.performance.disable();
-            }
-        }
-        function reportStatistics() {
-            var nameSize = 0;
-            var valueSize = 0;
-            for (var _i = 0, statistics_1 = statistics; _i < statistics_1.length; _i++) {
-                var _a = statistics_1[_i], name = _a.name, value = _a.value;
-                if (name.length > nameSize) {
-                    nameSize = name.length;
-                }
-                if (value.length > valueSize) {
-                    valueSize = value.length;
-                }
-            }
-            for (var _b = 0, statistics_2 = statistics; _b < statistics_2.length; _b++) {
-                var _c = statistics_2[_b], name = _c.name, value = _c.value;
-                sys.write(ts.padRight(name + ":", nameSize + 2) + ts.padLeft(value.toString(), valueSize) + sys.newLine);
-            }
-        }
-        function reportStatisticalValue(name, value) {
-            statistics.push({ name: name, value: value });
-        }
-        function reportCountStatistic(name, count) {
-            reportStatisticalValue(name, "" + count);
-        }
-        function reportTimeStatistic(name, time) {
-            reportStatisticalValue(name, (time / 1000).toFixed(2) + "s");
-        }
-    }
-    function writeConfigFile(sys, reportDiagnostic, options, fileNames) {
-        var currentDirectory = sys.getCurrentDirectory();
-        var file = ts.normalizePath(ts.combinePaths(currentDirectory, "tsconfig.json"));
-        if (sys.fileExists(file)) {
-            reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.A_tsconfig_json_file_is_already_defined_at_Colon_0, file));
-        }
-        else {
-            sys.writeFile(file, ts.generateTSConfig(options, fileNames, sys.newLine));
-            reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Successfully_created_a_tsconfig_json_file));
-        }
-        return;
-    }
-})(ts || (ts = {}));
-// This file actually uses arguments passed on commandline and executes it
-ts.Debug.loggingHost = {
-    log: function (_level, s) {
-        ts.sys.write("" + (s || "") + ts.sys.newLine);
-    }
-};
-if (ts.Debug.isDebugging) {
-    ts.Debug.enableDebugInfo();
-}
-if (ts.sys.tryEnableSourceMapsForHost && /^development$/i.test(ts.sys.getEnvironmentVariable("NODE_ENV"))) {
-    ts.sys.tryEnableSourceMapsForHost();
-}
-if (ts.sys.setBlocking) {
-    ts.sys.setBlocking();
-}
-ts.executeCommandLine(ts.sys, ts.noop, ts.sys.args);