--- /dev/null
+/*! *****************************************************************************
+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 __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 __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {
+ if (Object.defineProperty) { Object.defineProperty(cooked, "raw", { value: raw }); } else { cooked.raw = raw; }
+ return cooked;
+};
+var ts;
+(function (ts) {
+ ts.versionMajorMinor = "3.9";
+ ts.version = "3.9.7";
+ function tryGetNativeMap() {
+ return typeof Map !== "undefined" && "entries" in Map.prototype ? Map : undefined;
+ }
+ ts.tryGetNativeMap = tryGetNativeMap;
+ ts.Map = tryGetNativeMap() || (function () {
+ if (typeof ts.createMapShim === "function") {
+ return ts.createMapShim();
+ }
+ throw new Error("TypeScript requires an environment that provides a compatible native Map implementation.");
+ })();
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ ts.emptyArray = [];
+ function createMap() {
+ return new ts.Map();
+ }
+ ts.createMap = createMap;
+ function createMapFromEntries(entries) {
+ var map = createMap();
+ for (var _i = 0, entries_1 = entries; _i < entries_1.length; _i++) {
+ var _a = entries_1[_i], key = _a[0], value = _a[1];
+ map.set(key, value);
+ }
+ return map;
+ }
+ ts.createMapFromEntries = createMapFromEntries;
+ 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 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 = createMap();
+ for (var i = 0; i < keys.length; ++i) {
+ map.set(keys[i], values[i]);
+ }
+ return map;
+ }
+ ts.zipToMap = zipToMap;
+ 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 mapDefinedMap(map, mapValue, mapKey) {
+ if (mapKey === void 0) { mapKey = identity; }
+ var result = createMap();
+ map.forEach(function (value, key) {
+ var mapped = mapValue(value, key);
+ if (mapped !== undefined) {
+ result.set(mapKey(key), mapped);
+ }
+ });
+ return result;
+ }
+ ts.mapDefinedMap = mapDefinedMap;
+ 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 = createMap();
+ 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 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]);
+ 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;
+ 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 = createMap();
+ 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 mapMap(map, f) {
+ var result = createMap();
+ map.forEach(function (t, key) { return result.set.apply(result, (f(t, key))); });
+ return result;
+ }
+ ts.mapMap = mapMap;
+ function createMultiMap() {
+ var map = createMap();
+ 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 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;
+ while (newIndex < newLen && oldIndex < oldLen) {
+ var newItem = newItems[newIndex];
+ var oldItem = oldItems[oldIndex];
+ var compareResult = comparer(newItem, oldItem);
+ if (compareResult === -1) {
+ inserted(newItem);
+ newIndex++;
+ }
+ else if (compareResult === 1) {
+ deleted(oldItem);
+ oldIndex++;
+ }
+ else {
+ unchanged(oldItem, newItem);
+ newIndex++;
+ oldIndex++;
+ }
+ }
+ while (newIndex < newLen) {
+ inserted(newItems[newIndex++]);
+ }
+ while (oldIndex < oldLen) {
+ deleted(oldItems[oldIndex++]);
+ }
+ }
+ 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) {
+ while (s.length < length) {
+ s = " " + s;
+ }
+ return s;
+ }
+ ts.padLeft = padLeft;
+ function padRight(s, length) {
+ while (s.length < length) {
+ s = s + " ";
+ }
+ return s;
+ }
+ ts.padRight = padRight;
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ var Debug;
+ (function (Debug) {
+ var currentAssertionLevel = 0;
+ Debug.isDebugging = false;
+ 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;
+ 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;
+ function attachFlowNodeDebugInfo(flowNode) {
+ if (isDebugInfoEnabled) {
+ if (!("__debugFlowFlags" in flowNode)) {
+ Object.defineProperties(flowNode, {
+ __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, true); } },
+ __debugToString: { value: function () { return formatControlFlowGraph(this); } }
+ });
+ }
+ }
+ }
+ Debug.attachFlowNodeDebugInfo = attachFlowNodeDebugInfo;
+ function enableDebugInfo() {
+ if (isDebugInfoEnabled)
+ return;
+ Object.defineProperties(ts.objectAllocator.getSymbolConstructor().prototype, {
+ __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
+ });
+ Object.defineProperties(ts.objectAllocator.getTypeConstructor().prototype, {
+ __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
+ __debugObjectFlags: { get: function () { return this.flags & 524288 ? formatObjectFlags(this.objectFlags) : ""; } },
+ __debugTypeToString: { value: function () { return this.checker.typeToString(this); } },
+ });
+ 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, {
+ __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
+ __debugNodeFlags: { get: function () { return formatNodeFlags(this.flags); } },
+ __debugModifierFlags: { get: function () { return formatModifierFlags(ts.getModifierFlagsNoCache(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 parseNode = ts.getParseTreeNode(this);
+ var sourceFile = parseNode && ts.getSourceFileOfNode(parseNode);
+ return sourceFile ? ts.getSourceTextOfNodeFromSourceFile(sourceFile, parseNode, includeTrivia) : "";
+ }
+ }
+ });
+ }
+ }
+ 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;
+ })(Debug = ts.Debug || (ts.Debug = {}));
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ ts.timestamp = typeof performance !== "undefined" && performance.now ? function () { return performance.now(); } : Date.now ? Date.now : function () { return +(new Date()); };
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ var performance;
+ (function (performance) {
+ var profilerEvent = typeof onProfilerEvent === "function" && onProfilerEvent.profiler === true ? onProfilerEvent : function () { };
+ var enabled = false;
+ var profilerStart = 0;
+ var counts;
+ var marks;
+ var measures;
+ 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 };
+ function mark(markName) {
+ if (enabled) {
+ marks.set(markName, ts.timestamp());
+ counts.set(markName, (counts.get(markName) || 0) + 1);
+ profilerEvent(markName);
+ }
+ }
+ performance.mark = mark;
+ function measure(measureName, startMarkName, endMarkName) {
+ if (enabled) {
+ var end = endMarkName && marks.get(endMarkName) || ts.timestamp();
+ var start = startMarkName && marks.get(startMarkName) || profilerStart;
+ measures.set(measureName, (measures.get(measureName) || 0) + (end - start));
+ }
+ }
+ performance.measure = measure;
+ function getCount(markName) {
+ return counts && counts.get(markName) || 0;
+ }
+ performance.getCount = getCount;
+ function getDuration(measureName) {
+ return measures && measures.get(measureName) || 0;
+ }
+ performance.getDuration = getDuration;
+ function forEachMeasure(cb) {
+ measures.forEach(function (measure, key) {
+ cb(key, measure);
+ });
+ }
+ performance.forEachMeasure = forEachMeasure;
+ function enable() {
+ counts = ts.createMap();
+ marks = ts.createMap();
+ measures = ts.createMap();
+ enabled = true;
+ profilerStart = ts.timestamp();
+ }
+ performance.enable = enable;
+ function disable() {
+ enabled = false;
+ }
+ performance.disable = disable;
+ })(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 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)
+ || comparePrerelaseIdentifiers(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 comparePrerelaseIdentifiers(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) {
+ 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
+ },
+ };
+})(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 = ts.createMap();
+ 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 = ts.createMap();
+ 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 = ts.createMap();
+ var callbackCache = ts.createMultiMap();
+ var cacheToUpdateChildWatches = ts.createMap();
+ 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) {
+ var fileName;
+ var invokeMap;
+ if (ts.isString(fileNameOrInvokeMap)) {
+ fileName = fileNameOrInvokeMap;
+ }
+ else {
+ invokeMap = fileNameOrInvokeMap;
+ }
+ callbackCache.forEach(function (callbacks, rootDirName) {
+ if (invokeMap && invokeMap.has(rootDirName))
+ return;
+ if (rootDirName === dirPath || (ts.startsWith(dirPath, rootDirName) && dirPath[rootDirName.length] === ts.directorySeparator)) {
+ if (invokeMap) {
+ 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, options);
+ return;
+ }
+ invokeCallbacks(dirPath, fileName);
+ removeChildWatches(parentWatcher);
+ }
+ function scheduleUpdateChildWatches(dirName, dirPath, options) {
+ if (!cacheToUpdateChildWatches.has(dirPath)) {
+ cacheToUpdateChildWatches.set(dirPath, { dirName: dirName, options: options });
+ }
+ 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 = ts.createMap();
+ while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
+ var _a = cacheToUpdateChildWatches.entries().next(), _b = _a.value, dirPath = _b[0], _c = _b[1], dirName = _c.dirName, options = _c.options, done = _a.done;
+ ts.Debug.assert(!done);
+ cacheToUpdateChildWatches.delete(dirPath);
+ invokeCallbacks(dirPath, invokeMap);
+ updateChildWatches(dirName, dirPath, options);
+ }
+ ts.sysLog("sysLog:: invokingWatchers:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+ callbackCache.forEach(function (callbacks, rootDirName) {
+ if (invokeMap.has(rootDirName)) {
+ callbacks.forEach(function (_a) {
+ var callback = _a.callback, dirName = _a.dirName;
+ return 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(dirName, dirPath, options) {
+ var parentWatcher = cache.get(dirPath);
+ if (parentWatcher) {
+ parentWatcher.childWatches = watchChildDirectories(dirName, parentWatcher.childWatches, options);
+ }
+ }
+ function watchChildDirectories(parentDir, existingChildWatches, options) {
+ var newChildWatches;
+ 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, existingChildWatches, function (child, childWatcher) { return filePathComparer(child, childWatcher.dirName); }, createAndAddChildDirectoryWatcher, ts.closeFileWatcher, addChildDirectoryWatcher);
+ return newChildWatches || ts.emptyArray;
+ 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 || 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 = ts.createMap();
+ 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_2 = entries; _i < entries_2.length; _i++) {
+ var dirent = entries_2[_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) {
+ 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;
+ }
+ }
+ 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) {
+ 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 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_1 = componentComparer(aComponents[i], bComponents[i]);
+ if (result_1 !== 0) {
+ return result_1;
+ }
+ }
+ 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 diag(code, category, key, message, reportsUnnecessary, elidedInCompatabilityPyramid) {
+ return { code: code, category: category, key: key, message: message, reportsUnnecessary: reportsUnnecessary, elidedInCompatabilityPyramid: elidedInCompatabilityPyramid };
+ }
+ 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_a_class_element: diag(1031, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_class_element_1031", "'{0}' modifier cannot appear on a class element."),
+ 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: diag(1064, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", "The return type of an async function or method must be the global Promise<T> type."),
+ 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_cannot_have_a_type_annotation: diag(1196, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_a_type_annotation_1196", "Catch clause variable cannot have a type annotation."),
+ 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."),
+ All_files_must_be_modules_when_the_isolatedModules_flag_is_provided: diag(1208, ts.DiagnosticCategory.Error, "All_files_must_be_modules_when_the_isolatedModules_flag_is_provided_1208", "All files must be modules when the '--isolatedModules' flag is provided."),
+ 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."),
+ Definite_assignment_assertions_can_only_be_used_along_with_a_type_annotation: diag(1258, ts.DiagnosticCategory.Error, "Definite_assignment_assertions_can_only_be_used_along_with_a_type_annotation_1258", "Definite assignment assertions can only be used along with a type annotation."),
+ 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."),
+ 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."),
+ can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment: diag(1312, ts.DiagnosticCategory.Error, "can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment_1312", "'=' can only be used in an object literal property inside a destructuring assignment."),
+ 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_esnext_or_system: diag(1343, ts.DiagnosticCategory.Error, "The_import_meta_meta_property_is_only_allowed_when_the_module_option_is_esnext_or_system_1343", "The 'import.meta' meta-property is only allowed when the '--module' option is '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 `}`?"),
+ 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 `>`?"),
+ 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."),
+ 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}'."),
+ 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_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_types_Slashnode: diag(2580, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_node_Try_npm_i_types_Slashnode_2580", "Cannot find name '{0}'. Do you need to install type definitions for node? Try `npm i @types/node`."),
+ Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_types_Slashjquery: diag(2581, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_jQuery_Try_npm_i_types_Slashjquery_2581", "Cannot find name '{0}'. Do you need to install type definitions for jQuery? Try `npm i @types/jquery`."),
+ Cannot_find_name_0_Do_you_need_to_install_type_definitions_for_a_test_runner_Try_npm_i_types_Slashjest_or_npm_i_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_types_Slashje_2582", "Cannot find name '{0}'. Do you need to install type definitions for a test runner? Try `npm i @types/jest` or `npm i @types/mocha`."),
+ Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_es2015_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 es2015 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_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_types_Slashnode_and_th_2591", "Cannot find name '{0}'. Do you need to install type definitions for node? Try `npm i @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_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_types_Slashjquery_an_2592", "Cannot find name '{0}'. Do you need to install type definitions for jQuery? Try `npm i @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_types_Slashjest_or_npm_i_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_types_Slashje_2593", "Cannot find name '{0}'. Do you need to install type definitions for a test runner? Try `npm i @types/jest` or `npm i @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."),
+ 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'?"),
+ 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'."),
+ Module_0_has_no_exported_member_1_Did_you_mean_2: diag(2724, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_Did_you_mean_2_2724", "Module '{0}' has no exported member '{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."),
+ 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_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."),
+ Option_paths_cannot_be_used_without_specifying_baseUrl_option: diag(5060, ts.DiagnosticCategory.Error, "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", "Option 'paths' cannot be used without specifying '--baseUrl' option."),
+ 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}'."),
+ 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."),
+ 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."),
+ 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"),
+ 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."),
+ 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?"),
+ 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_install_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_install_types_Slash_1_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_mod_7035", "Try `npm install @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."),
+ 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}'."),
+ 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."),
+ JSX_fragment_is_not_supported_when_using_jsxFactory: diag(17016, ts.DiagnosticCategory.Error, "JSX_fragment_is_not_supported_when_using_jsxFactory_17016", "JSX fragment is not supported when using --jsxFactory"),
+ JSX_fragment_is_not_supported_when_using_an_inline_JSX_factory_pragma: diag(17017, ts.DiagnosticCategory.Error, "JSX_fragment_is_not_supported_when_using_an_inline_JSX_factory_pragma_17017", "JSX fragment is not supported when using an inline JSX factory pragma"),
+ 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_destructuring: diag(90009, ts.DiagnosticCategory.Message, "Remove_destructuring_90009", "Remove destructuring"),
+ 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}'"),
+ 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"),
+ 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}'"),
+ 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_block_body_braces: diag(95112, ts.DiagnosticCategory.Message, "Remove_block_body_braces_95112", "Remove block body braces"),
+ 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_all_incorrect_body_block_braces: diag(95115, ts.DiagnosticCategory.Message, "Remove_all_incorrect_body_block_braces_95115", "Remove all incorrect body block braces"),
+ Wrap_all_object_literal_with_parentheses: diag(95116, ts.DiagnosticCategory.Message, "Wrap_all_object_literal_with_parentheses_95116", "Wrap all object literal with parentheses"),
+ 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."),
+ };
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ var _a;
+ function tokenIsIdentifierOrKeyword(token) {
+ return token >= 75;
+ }
+ ts.tokenIsIdentifierOrKeyword = tokenIsIdentifierOrKeyword;
+ function tokenIsIdentifierOrKeywordOrGreaterThan(token) {
+ return token === 31 || tokenIsIdentifierOrKeyword(token);
+ }
+ ts.tokenIsIdentifierOrKeywordOrGreaterThan = tokenIsIdentifierOrKeywordOrGreaterThan;
+ var textToKeywordObj = (_a = {
+ abstract: 122,
+ any: 125,
+ as: 123,
+ asserts: 124,
+ bigint: 151,
+ boolean: 128,
+ break: 77,
+ case: 78,
+ catch: 79,
+ class: 80,
+ continue: 82,
+ const: 81
+ },
+ _a["" + "constructor"] = 129,
+ _a.debugger = 83,
+ _a.declare = 130,
+ _a.default = 84,
+ _a.delete = 85,
+ _a.do = 86,
+ _a.else = 87,
+ _a.enum = 88,
+ _a.export = 89,
+ _a.extends = 90,
+ _a.false = 91,
+ _a.finally = 92,
+ _a.for = 93,
+ _a.from = 149,
+ _a.function = 94,
+ _a.get = 131,
+ _a.if = 95,
+ _a.implements = 113,
+ _a.import = 96,
+ _a.in = 97,
+ _a.infer = 132,
+ _a.instanceof = 98,
+ _a.interface = 114,
+ _a.is = 133,
+ _a.keyof = 134,
+ _a.let = 115,
+ _a.module = 135,
+ _a.namespace = 136,
+ _a.never = 137,
+ _a.new = 99,
+ _a.null = 100,
+ _a.number = 140,
+ _a.object = 141,
+ _a.package = 116,
+ _a.private = 117,
+ _a.protected = 118,
+ _a.public = 119,
+ _a.readonly = 138,
+ _a.require = 139,
+ _a.global = 150,
+ _a.return = 101,
+ _a.set = 142,
+ _a.static = 120,
+ _a.string = 143,
+ _a.super = 102,
+ _a.switch = 103,
+ _a.symbol = 144,
+ _a.this = 104,
+ _a.throw = 105,
+ _a.true = 106,
+ _a.try = 107,
+ _a.type = 145,
+ _a.typeof = 108,
+ _a.undefined = 146,
+ _a.unique = 147,
+ _a.unknown = 148,
+ _a.var = 109,
+ _a.void = 110,
+ _a.while = 111,
+ _a.with = 112,
+ _a.yield = 121,
+ _a.async = 126,
+ _a.await = 127,
+ _a.of = 152,
+ _a);
+ var textToKeyword = ts.createMapFromTemplate(textToKeywordObj);
+ var textToToken = ts.createMapFromTemplate(__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, "^=": 74, "@": 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,];
+ var unicodeES5IdentifierStart = [170, 170, 181, 181, 186, 186, 192, 214, 216, 246, 248, 705, 710, 721, 736, 740, 748, 748, 750, 750, 880, 884, 886, 887, 890, 893, 902, 902, 904, 906, 908, 908, 910, 929, 931, 1013, 1015, 1153, 1162, 1319, 1329, 1366, 1369, 1369, 1377, 1415, 1488, 1514, 1520, 1522, 1568, 1610, 1646, 1647, 1649, 1747, 1749, 1749, 1765, 1766, 1774, 1775, 1786, 1788, 1791, 1791, 1808, 1808, 1810, 1839, 1869, 1957, 1969, 1969, 1994, 2026, 2036, 2037, 2042, 2042, 2048, 2069, 2074, 2074, 2084, 2084, 2088, 2088, 2112, 2136, 2208, 2208, 2210, 2220, 2308, 2361, 2365, 2365, 2384, 2384, 2392, 2401, 2417, 2423, 2425, 2431, 2437, 2444, 2447, 2448, 2451, 2472, 2474, 2480, 2482, 2482, 2486, 2489, 2493, 2493, 2510, 2510, 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, 2701, 2703, 2705, 2707, 2728, 2730, 2736, 2738, 2739, 2741, 2745, 2749, 2749, 2768, 2768, 2784, 2785, 2821, 2828, 2831, 2832, 2835, 2856, 2858, 2864, 2866, 2867, 2869, 2873, 2877, 2877, 2908, 2909, 2911, 2913, 2929, 2929, 2947, 2947, 2949, 2954, 2958, 2960, 2962, 2965, 2969, 2970, 2972, 2972, 2974, 2975, 2979, 2980, 2984, 2986, 2990, 3001, 3024, 3024, 3077, 3084, 3086, 3088, 3090, 3112, 3114, 3123, 3125, 3129, 3133, 3133, 3160, 3161, 3168, 3169, 3205, 3212, 3214, 3216, 3218, 3240, 3242, 3251, 3253, 3257, 3261, 3261, 3294, 3294, 3296, 3297, 3313, 3314, 3333, 3340, 3342, 3344, 3346, 3386, 3389, 3389, 3406, 3406, 3424, 3425, 3450, 3455, 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, 3807, 3840, 3840, 3904, 3911, 3913, 3948, 3976, 3980, 4096, 4138, 4159, 4159, 4176, 4181, 4186, 4189, 4193, 4193, 4197, 4198, 4206, 4208, 4213, 4225, 4238, 4238, 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, 4992, 5007, 5024, 5108, 5121, 5740, 5743, 5759, 5761, 5786, 5792, 5866, 5870, 5872, 5888, 5900, 5902, 5905, 5920, 5937, 5952, 5969, 5984, 5996, 5998, 6000, 6016, 6067, 6103, 6103, 6108, 6108, 6176, 6263, 6272, 6312, 6314, 6314, 6320, 6389, 6400, 6428, 6480, 6509, 6512, 6516, 6528, 6571, 6593, 6599, 6656, 6678, 6688, 6740, 6823, 6823, 6917, 6963, 6981, 6987, 7043, 7072, 7086, 7087, 7098, 7141, 7168, 7203, 7245, 7247, 7258, 7293, 7401, 7404, 7406, 7409, 7413, 7414, 7424, 7615, 7680, 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, 8305, 8305, 8319, 8319, 8336, 8348, 8450, 8450, 8455, 8455, 8458, 8467, 8469, 8469, 8473, 8477, 8484, 8484, 8486, 8486, 8488, 8488, 8490, 8493, 8495, 8505, 8508, 8511, 8517, 8521, 8526, 8526, 8544, 8584, 11264, 11310, 11312, 11358, 11360, 11492, 11499, 11502, 11506, 11507, 11520, 11557, 11559, 11559, 11565, 11565, 11568, 11623, 11631, 11631, 11648, 11670, 11680, 11686, 11688, 11694, 11696, 11702, 11704, 11710, 11712, 11718, 11720, 11726, 11728, 11734, 11736, 11742, 11823, 11823, 12293, 12295, 12321, 12329, 12337, 12341, 12344, 12348, 12353, 12438, 12445, 12447, 12449, 12538, 12540, 12543, 12549, 12589, 12593, 12686, 12704, 12730, 12784, 12799, 13312, 19893, 19968, 40908, 40960, 42124, 42192, 42237, 42240, 42508, 42512, 42527, 42538, 42539, 42560, 42606, 42623, 42647, 42656, 42735, 42775, 42783, 42786, 42888, 42891, 42894, 42896, 42899, 42912, 42922, 43000, 43009, 43011, 43013, 43015, 43018, 43020, 43042, 43072, 43123, 43138, 43187, 43250, 43255, 43259, 43259, 43274, 43301, 43312, 43334, 43360, 43388, 43396, 43442, 43471, 43471, 43520, 43560, 43584, 43586, 43588, 43595, 43616, 43638, 43642, 43642, 43648, 43695, 43697, 43697, 43701, 43702, 43705, 43709, 43712, 43712, 43714, 43714, 43739, 43741, 43744, 43754, 43762, 43764, 43777, 43782, 43785, 43790, 43793, 43798, 43808, 43814, 43816, 43822, 43968, 44002, 44032, 55203, 55216, 55238, 55243, 55291, 63744, 64109, 64112, 64217, 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, 65140, 65142, 65276, 65313, 65338, 65345, 65370, 65382, 65470, 65474, 65479, 65482, 65487, 65490, 65495, 65498, 65500,];
+ var unicodeES5IdentifierPart = [170, 170, 181, 181, 186, 186, 192, 214, 216, 246, 248, 705, 710, 721, 736, 740, 748, 748, 750, 750, 768, 884, 886, 887, 890, 893, 902, 902, 904, 906, 908, 908, 910, 929, 931, 1013, 1015, 1153, 1155, 1159, 1162, 1319, 1329, 1366, 1369, 1369, 1377, 1415, 1425, 1469, 1471, 1471, 1473, 1474, 1476, 1477, 1479, 1479, 1488, 1514, 1520, 1522, 1552, 1562, 1568, 1641, 1646, 1747, 1749, 1756, 1759, 1768, 1770, 1788, 1791, 1791, 1808, 1866, 1869, 1969, 1984, 2037, 2042, 2042, 2048, 2093, 2112, 2139, 2208, 2208, 2210, 2220, 2276, 2302, 2304, 2403, 2406, 2415, 2417, 2423, 2425, 2431, 2433, 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, 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, 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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, 65062, 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,];
+ var unicodeESNextIdentifierStart = [65, 90, 97, 122, 170, 170, 181, 181, 186, 186, 192, 214, 216, 246, 248, 705, 710, 721, 736, 740, 748, 748, 750, 750, 880, 884, 886, 887, 890, 893, 895, 895, 902, 902, 904, 906, 908, 908, 910, 929, 931, 1013, 1015, 1153, 1162, 1327, 1329, 1366, 1369, 1369, 1376, 1416, 1488, 1514, 1519, 1522, 1568, 1610, 1646, 1647, 1649, 1747, 1749, 1749, 1765, 1766, 1774, 1775, 1786, 1788, 1791, 1791, 1808, 1808, 1810, 1839, 1869, 1957, 1969, 1969, 1994, 2026, 2036, 2037, 2042, 2042, 2048, 2069, 2074, 2074, 2084, 2084, 2088, 2088, 2112, 2136, 2144, 2154, 2208, 2228, 2230, 2237, 2308, 2361, 2365, 2365, 2384, 2384, 2392, 2401, 2417, 2432, 2437, 2444, 2447, 2448, 2451, 2472, 2474, 2480, 2482, 2482, 2486, 2489, 2493, 2493, 2510, 2510, 2524, 2525, 2527, 2529, 2544, 2545, 2556, 2556, 2565, 2570, 2575, 2576, 2579, 2600, 2602, 2608, 2610, 2611, 2613, 2614, 2616, 2617, 2649, 2652, 2654, 2654, 2674, 2676, 2693, 2701, 2703, 2705, 2707, 2728, 2730, 2736, 2738, 2739, 2741, 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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, 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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; },
+ isIdentifier: function () { return token === 75 || token > 112; },
+ isReservedWord: function () { return token >= 77 && token <= 112; },
+ isUnterminated: function () { return (tokenFlags & 4) !== 0; },
+ getCommentDirectives: function () { return commentDirectives; },
+ getTokenFlags: function () { return tokenFlags; },
+ reScanGreaterToken: reScanGreaterToken,
+ 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 <= 11) {
+ var ch = tokenValue.charCodeAt(0);
+ if (ch >= 97 && ch <= 122) {
+ var keyword = textToKeyword.get(tokenValue);
+ if (keyword !== undefined) {
+ return token = keyword;
+ }
+ }
+ }
+ return token = 75;
+ }
+ 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) {
+ 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:
+ pos++;
+ if (text.charCodeAt(pos) === 46 && !isDigit(text.charCodeAt(pos + 1))) {
+ pos++;
+ return token = 28;
+ }
+ if (text.charCodeAt(pos) === 63) {
+ pos++;
+ return token = 60;
+ }
+ 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 = 74;
+ }
+ 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) {
+ 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 = 76;
+ 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 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 10:
+ case 13:
+ 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 === 155) {
+ for (var current = d; current; current = current.parent) {
+ if (isFunctionLike(current) || isClassLike(current) || current.kind === 246) {
+ return current;
+ }
+ }
+ }
+ }
+ ts.getTypeParameterOwner = getTypeParameterOwner;
+ function isParameterPropertyDeclaration(node, parent) {
+ return ts.hasModifier(node, 92) && parent.kind === 162;
+ }
+ ts.isParameterPropertyDeclaration = isParameterPropertyDeclaration;
+ function isEmptyBindingPattern(node) {
+ if (isBindingPattern(node)) {
+ return ts.every(node.elements, isEmptyBindingElement);
+ }
+ return false;
+ }
+ ts.isEmptyBindingPattern = isEmptyBindingPattern;
+ function isEmptyBindingElement(node) {
+ if (isOmittedExpression(node)) {
+ return true;
+ }
+ return isEmptyBindingPattern(node.name);
+ }
+ ts.isEmptyBindingElement = isEmptyBindingElement;
+ function walkUpBindingElementsAndPatterns(binding) {
+ var node = binding.parent;
+ while (isBindingElement(node.parent)) {
+ node = node.parent.parent;
+ }
+ return node.parent;
+ }
+ ts.walkUpBindingElementsAndPatterns = walkUpBindingElementsAndPatterns;
+ function getCombinedFlags(node, getFlags) {
+ if (isBindingElement(node)) {
+ node = walkUpBindingElementsAndPatterns(node);
+ }
+ var flags = getFlags(node);
+ if (node.kind === 242) {
+ node = node.parent;
+ }
+ if (node && node.kind === 243) {
+ flags |= getFlags(node);
+ node = node.parent;
+ }
+ if (node && node.kind === 225) {
+ flags |= getFlags(node);
+ }
+ return flags;
+ }
+ function getCombinedModifierFlags(node) {
+ return getCombinedFlags(node, ts.getModifierFlags);
+ }
+ ts.getCombinedModifierFlags = getCombinedModifierFlags;
+ 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 isParseTreeNode(node) {
+ return (node.flags & 8) === 0;
+ }
+ ts.isParseTreeNode = isParseTreeNode;
+ function getParseTreeNode(node, nodeTest) {
+ if (node === undefined || isParseTreeNode(node)) {
+ return node;
+ }
+ node = getOriginalNode(node);
+ if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) {
+ return node;
+ }
+ return undefined;
+ }
+ 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 225:
+ if (hostNode.declarationList && hostNode.declarationList.declarations[0]) {
+ return getDeclarationIdentifier(hostNode.declarationList.declarations[0]);
+ }
+ break;
+ case 226:
+ var expr = hostNode.expression;
+ if (expr.kind === 209 && expr.operatorToken.kind === 62) {
+ expr = expr.left;
+ }
+ switch (expr.kind) {
+ case 194:
+ return expr.name;
+ case 195:
+ var arg = expr.argumentExpression;
+ if (isIdentifier(arg)) {
+ return arg;
+ }
+ }
+ break;
+ case 200: {
+ return getDeclarationIdentifier(hostNode.expression);
+ }
+ case 238: {
+ if (isDeclaration(hostNode.statement) || isExpression(hostNode.statement)) {
+ return getDeclarationIdentifier(hostNode.statement);
+ }
+ break;
+ }
+ }
+ }
+ function getDeclarationIdentifier(node) {
+ var name = getNameOfDeclaration(node);
+ return name && isIdentifier(name) ? name : undefined;
+ }
+ function nodeHasName(statement, name) {
+ if (isNamedDeclaration(statement) && isIdentifier(statement.name) && idText(statement.name) === idText(name)) {
+ return true;
+ }
+ if (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 75:
+ return declaration;
+ case 323:
+ case 317: {
+ var name = declaration.name;
+ if (name.kind === 153) {
+ return name.right;
+ }
+ break;
+ }
+ case 196:
+ case 209: {
+ 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 322:
+ return getNameOfJSDocTypedef(declaration);
+ case 316:
+ return nameForNamelessJSDocTypedef(declaration);
+ case 259: {
+ var expression = declaration.expression;
+ return isIdentifier(expression) ? expression : undefined;
+ }
+ case 195:
+ 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) ||
+ (isFunctionExpression(declaration) || isClassExpression(declaration) ? getAssignedName(declaration) : undefined);
+ }
+ ts.getNameOfDeclaration = getNameOfDeclaration;
+ function getAssignedName(node) {
+ if (!node.parent) {
+ return undefined;
+ }
+ else if (isPropertyAssignment(node.parent) || isBindingElement(node.parent)) {
+ return node.parent.name;
+ }
+ else if (isBinaryExpression(node.parent) && node === node.parent.right) {
+ if (isIdentifier(node.parent.left)) {
+ return node.parent.left;
+ }
+ else if (ts.isAccessExpression(node.parent.left)) {
+ return ts.getElementOrPropertyAccessArgumentExpressionOrName(node.parent.left);
+ }
+ }
+ else if (isVariableDeclaration(node.parent) && isIdentifier(node.parent.name)) {
+ return node.parent.name;
+ }
+ }
+ function getJSDocParameterTags(param) {
+ if (param.name) {
+ if (isIdentifier(param.name)) {
+ var name_1 = param.name.escapedText;
+ return getJSDocTags(param.parent).filter(function (tag) { return isJSDocParameterTag(tag) && 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 = getJSDocTags(param.parent).filter(isJSDocParameterTag);
+ if (i < paramTags.length) {
+ return [paramTags[i]];
+ }
+ }
+ }
+ return ts.emptyArray;
+ }
+ ts.getJSDocParameterTags = getJSDocParameterTags;
+ function getJSDocTypeParameterTags(param) {
+ var name = param.name.escapedText;
+ return getJSDocTags(param.parent).filter(function (tag) {
+ return isJSDocTemplateTag(tag) && tag.typeParameters.some(function (tp) { return tp.name.escapedText === name; });
+ });
+ }
+ ts.getJSDocTypeParameterTags = getJSDocTypeParameterTags;
+ function hasJSDocParameterTags(node) {
+ return !!getFirstJSDocTag(node, isJSDocParameterTag);
+ }
+ ts.hasJSDocParameterTags = hasJSDocParameterTags;
+ function getJSDocAugmentsTag(node) {
+ return getFirstJSDocTag(node, isJSDocAugmentsTag);
+ }
+ ts.getJSDocAugmentsTag = getJSDocAugmentsTag;
+ function getJSDocImplementsTags(node) {
+ return getAllJSDocTags(node, isJSDocImplementsTag);
+ }
+ ts.getJSDocImplementsTags = getJSDocImplementsTags;
+ function getJSDocClassTag(node) {
+ return getFirstJSDocTag(node, isJSDocClassTag);
+ }
+ ts.getJSDocClassTag = getJSDocClassTag;
+ function getJSDocPublicTag(node) {
+ return getFirstJSDocTag(node, isJSDocPublicTag);
+ }
+ ts.getJSDocPublicTag = getJSDocPublicTag;
+ function getJSDocPrivateTag(node) {
+ return getFirstJSDocTag(node, isJSDocPrivateTag);
+ }
+ ts.getJSDocPrivateTag = getJSDocPrivateTag;
+ function getJSDocProtectedTag(node) {
+ return getFirstJSDocTag(node, isJSDocProtectedTag);
+ }
+ ts.getJSDocProtectedTag = getJSDocProtectedTag;
+ function getJSDocReadonlyTag(node) {
+ return getFirstJSDocTag(node, isJSDocReadonlyTag);
+ }
+ ts.getJSDocReadonlyTag = getJSDocReadonlyTag;
+ function getJSDocEnumTag(node) {
+ return getFirstJSDocTag(node, isJSDocEnumTag);
+ }
+ ts.getJSDocEnumTag = getJSDocEnumTag;
+ function getJSDocThisTag(node) {
+ return getFirstJSDocTag(node, isJSDocThisTag);
+ }
+ ts.getJSDocThisTag = getJSDocThisTag;
+ function getJSDocReturnTag(node) {
+ return getFirstJSDocTag(node, isJSDocReturnTag);
+ }
+ ts.getJSDocReturnTag = getJSDocReturnTag;
+ function getJSDocTemplateTag(node) {
+ return getFirstJSDocTag(node, isJSDocTemplateTag);
+ }
+ ts.getJSDocTemplateTag = getJSDocTemplateTag;
+ function getJSDocTypeTag(node) {
+ var tag = getFirstJSDocTag(node, isJSDocTypeTag);
+ if (tag && tag.typeExpression && tag.typeExpression.type) {
+ return tag;
+ }
+ return undefined;
+ }
+ ts.getJSDocTypeTag = getJSDocTypeTag;
+ function getJSDocType(node) {
+ var tag = getFirstJSDocTag(node, isJSDocTypeTag);
+ if (!tag && 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 (isTypeLiteralNode(type)) {
+ var sig = ts.find(type.members, isCallSignatureDeclaration);
+ return sig && sig.type;
+ }
+ if (isFunctionTypeNode(type) || isJSDocFunctionType(type)) {
+ return type.type;
+ }
+ }
+ }
+ ts.getJSDocReturnType = getJSDocReturnType;
+ function getJSDocTags(node) {
+ var tags = node.jsDocCache;
+ if (tags === undefined) {
+ var comments = ts.getJSDocCommentsAndTags(node);
+ ts.Debug.assert(comments.length < 2 || comments[0] !== comments[1]);
+ node.jsDocCache = tags = ts.flatMap(comments, function (j) { return isJSDoc(j) ? j.tags : j; });
+ }
+ return tags;
+ }
+ ts.getJSDocTags = getJSDocTags;
+ function getFirstJSDocTag(node, predicate) {
+ return ts.find(getJSDocTags(node), 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 (isJSDocSignature(node)) {
+ return ts.emptyArray;
+ }
+ if (ts.isJSDocTypeAlias(node)) {
+ ts.Debug.assert(node.parent.kind === 303);
+ return ts.flatMap(node.parent.tags, function (tag) { return 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 && isFunctionTypeNode(typeTag) && typeTag.typeParameters) {
+ return typeTag.typeParameters;
+ }
+ }
+ return ts.emptyArray;
+ }
+ ts.getEffectiveTypeParameterDeclarations = getEffectiveTypeParameterDeclarations;
+ function getEffectiveConstraintOfTypeParameter(node) {
+ return node.constraint ? node.constraint :
+ isJSDocTemplateTag(node.parent) && node === node.parent.typeParameters[0] ? node.parent.constraint :
+ undefined;
+ }
+ ts.getEffectiveConstraintOfTypeParameter = getEffectiveConstraintOfTypeParameter;
+ 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 === 75;
+ }
+ ts.isIdentifier = isIdentifier;
+ function isQualifiedName(node) {
+ return node.kind === 153;
+ }
+ ts.isQualifiedName = isQualifiedName;
+ function isComputedPropertyName(node) {
+ return node.kind === 154;
+ }
+ ts.isComputedPropertyName = isComputedPropertyName;
+ function isPrivateIdentifier(node) {
+ return node.kind === 76;
+ }
+ ts.isPrivateIdentifier = isPrivateIdentifier;
+ function isIdentifierOrPrivateIdentifier(node) {
+ return node.kind === 75 || node.kind === 76;
+ }
+ ts.isIdentifierOrPrivateIdentifier = isIdentifierOrPrivateIdentifier;
+ function isTypeParameterDeclaration(node) {
+ return node.kind === 155;
+ }
+ ts.isTypeParameterDeclaration = isTypeParameterDeclaration;
+ function isParameter(node) {
+ return node.kind === 156;
+ }
+ ts.isParameter = isParameter;
+ function isDecorator(node) {
+ return node.kind === 157;
+ }
+ ts.isDecorator = isDecorator;
+ function isPropertySignature(node) {
+ return node.kind === 158;
+ }
+ ts.isPropertySignature = isPropertySignature;
+ function isPropertyDeclaration(node) {
+ return node.kind === 159;
+ }
+ ts.isPropertyDeclaration = isPropertyDeclaration;
+ function isMethodSignature(node) {
+ return node.kind === 160;
+ }
+ ts.isMethodSignature = isMethodSignature;
+ function isMethodDeclaration(node) {
+ return node.kind === 161;
+ }
+ ts.isMethodDeclaration = isMethodDeclaration;
+ function isConstructorDeclaration(node) {
+ return node.kind === 162;
+ }
+ ts.isConstructorDeclaration = isConstructorDeclaration;
+ function isGetAccessorDeclaration(node) {
+ return node.kind === 163;
+ }
+ ts.isGetAccessorDeclaration = isGetAccessorDeclaration;
+ function isSetAccessorDeclaration(node) {
+ return node.kind === 164;
+ }
+ ts.isSetAccessorDeclaration = isSetAccessorDeclaration;
+ function isCallSignatureDeclaration(node) {
+ return node.kind === 165;
+ }
+ ts.isCallSignatureDeclaration = isCallSignatureDeclaration;
+ function isConstructSignatureDeclaration(node) {
+ return node.kind === 166;
+ }
+ ts.isConstructSignatureDeclaration = isConstructSignatureDeclaration;
+ function isIndexSignatureDeclaration(node) {
+ return node.kind === 167;
+ }
+ ts.isIndexSignatureDeclaration = isIndexSignatureDeclaration;
+ function isGetOrSetAccessorDeclaration(node) {
+ return node.kind === 164 || node.kind === 163;
+ }
+ ts.isGetOrSetAccessorDeclaration = isGetOrSetAccessorDeclaration;
+ function isTypePredicateNode(node) {
+ return node.kind === 168;
+ }
+ ts.isTypePredicateNode = isTypePredicateNode;
+ function isTypeReferenceNode(node) {
+ return node.kind === 169;
+ }
+ ts.isTypeReferenceNode = isTypeReferenceNode;
+ function isFunctionTypeNode(node) {
+ return node.kind === 170;
+ }
+ ts.isFunctionTypeNode = isFunctionTypeNode;
+ function isConstructorTypeNode(node) {
+ return node.kind === 171;
+ }
+ ts.isConstructorTypeNode = isConstructorTypeNode;
+ function isTypeQueryNode(node) {
+ return node.kind === 172;
+ }
+ ts.isTypeQueryNode = isTypeQueryNode;
+ function isTypeLiteralNode(node) {
+ return node.kind === 173;
+ }
+ ts.isTypeLiteralNode = isTypeLiteralNode;
+ function isArrayTypeNode(node) {
+ return node.kind === 174;
+ }
+ ts.isArrayTypeNode = isArrayTypeNode;
+ function isTupleTypeNode(node) {
+ return node.kind === 175;
+ }
+ ts.isTupleTypeNode = isTupleTypeNode;
+ function isUnionTypeNode(node) {
+ return node.kind === 178;
+ }
+ ts.isUnionTypeNode = isUnionTypeNode;
+ function isIntersectionTypeNode(node) {
+ return node.kind === 179;
+ }
+ ts.isIntersectionTypeNode = isIntersectionTypeNode;
+ function isConditionalTypeNode(node) {
+ return node.kind === 180;
+ }
+ ts.isConditionalTypeNode = isConditionalTypeNode;
+ function isInferTypeNode(node) {
+ return node.kind === 181;
+ }
+ ts.isInferTypeNode = isInferTypeNode;
+ function isParenthesizedTypeNode(node) {
+ return node.kind === 182;
+ }
+ ts.isParenthesizedTypeNode = isParenthesizedTypeNode;
+ function isThisTypeNode(node) {
+ return node.kind === 183;
+ }
+ ts.isThisTypeNode = isThisTypeNode;
+ function isTypeOperatorNode(node) {
+ return node.kind === 184;
+ }
+ ts.isTypeOperatorNode = isTypeOperatorNode;
+ function isIndexedAccessTypeNode(node) {
+ return node.kind === 185;
+ }
+ ts.isIndexedAccessTypeNode = isIndexedAccessTypeNode;
+ function isMappedTypeNode(node) {
+ return node.kind === 186;
+ }
+ ts.isMappedTypeNode = isMappedTypeNode;
+ function isLiteralTypeNode(node) {
+ return node.kind === 187;
+ }
+ ts.isLiteralTypeNode = isLiteralTypeNode;
+ function isImportTypeNode(node) {
+ return node.kind === 188;
+ }
+ ts.isImportTypeNode = isImportTypeNode;
+ function isObjectBindingPattern(node) {
+ return node.kind === 189;
+ }
+ ts.isObjectBindingPattern = isObjectBindingPattern;
+ function isArrayBindingPattern(node) {
+ return node.kind === 190;
+ }
+ ts.isArrayBindingPattern = isArrayBindingPattern;
+ function isBindingElement(node) {
+ return node.kind === 191;
+ }
+ ts.isBindingElement = isBindingElement;
+ function isArrayLiteralExpression(node) {
+ return node.kind === 192;
+ }
+ ts.isArrayLiteralExpression = isArrayLiteralExpression;
+ function isObjectLiteralExpression(node) {
+ return node.kind === 193;
+ }
+ ts.isObjectLiteralExpression = isObjectLiteralExpression;
+ function isPropertyAccessExpression(node) {
+ return node.kind === 194;
+ }
+ ts.isPropertyAccessExpression = isPropertyAccessExpression;
+ function isPropertyAccessChain(node) {
+ return isPropertyAccessExpression(node) && !!(node.flags & 32);
+ }
+ ts.isPropertyAccessChain = isPropertyAccessChain;
+ function isElementAccessExpression(node) {
+ return node.kind === 195;
+ }
+ ts.isElementAccessExpression = isElementAccessExpression;
+ function isElementAccessChain(node) {
+ return isElementAccessExpression(node) && !!(node.flags & 32);
+ }
+ ts.isElementAccessChain = isElementAccessChain;
+ function isCallExpression(node) {
+ return node.kind === 196;
+ }
+ ts.isCallExpression = isCallExpression;
+ function isCallChain(node) {
+ return isCallExpression(node) && !!(node.flags & 32);
+ }
+ ts.isCallChain = isCallChain;
+ function isOptionalChain(node) {
+ var kind = node.kind;
+ return !!(node.flags & 32) &&
+ (kind === 194
+ || kind === 195
+ || kind === 196
+ || kind === 218);
+ }
+ ts.isOptionalChain = isOptionalChain;
+ function isOptionalChainRoot(node) {
+ return isOptionalChain(node) && !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 === 209 && node.operatorToken.kind === 60;
+ }
+ ts.isNullishCoalesce = isNullishCoalesce;
+ function isNewExpression(node) {
+ return node.kind === 197;
+ }
+ ts.isNewExpression = isNewExpression;
+ function isTaggedTemplateExpression(node) {
+ return node.kind === 198;
+ }
+ ts.isTaggedTemplateExpression = isTaggedTemplateExpression;
+ function isTypeAssertion(node) {
+ return node.kind === 199;
+ }
+ ts.isTypeAssertion = isTypeAssertion;
+ function isConstTypeReference(node) {
+ return isTypeReferenceNode(node) && isIdentifier(node.typeName) &&
+ node.typeName.escapedText === "const" && !node.typeArguments;
+ }
+ ts.isConstTypeReference = isConstTypeReference;
+ function isParenthesizedExpression(node) {
+ return node.kind === 200;
+ }
+ ts.isParenthesizedExpression = isParenthesizedExpression;
+ function skipPartiallyEmittedExpressions(node) {
+ return ts.skipOuterExpressions(node, 8);
+ }
+ ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions;
+ function isFunctionExpression(node) {
+ return node.kind === 201;
+ }
+ ts.isFunctionExpression = isFunctionExpression;
+ function isArrowFunction(node) {
+ return node.kind === 202;
+ }
+ ts.isArrowFunction = isArrowFunction;
+ function isDeleteExpression(node) {
+ return node.kind === 203;
+ }
+ ts.isDeleteExpression = isDeleteExpression;
+ function isTypeOfExpression(node) {
+ return node.kind === 204;
+ }
+ ts.isTypeOfExpression = isTypeOfExpression;
+ function isVoidExpression(node) {
+ return node.kind === 205;
+ }
+ ts.isVoidExpression = isVoidExpression;
+ function isAwaitExpression(node) {
+ return node.kind === 206;
+ }
+ ts.isAwaitExpression = isAwaitExpression;
+ function isPrefixUnaryExpression(node) {
+ return node.kind === 207;
+ }
+ ts.isPrefixUnaryExpression = isPrefixUnaryExpression;
+ function isPostfixUnaryExpression(node) {
+ return node.kind === 208;
+ }
+ ts.isPostfixUnaryExpression = isPostfixUnaryExpression;
+ function isBinaryExpression(node) {
+ return node.kind === 209;
+ }
+ ts.isBinaryExpression = isBinaryExpression;
+ function isConditionalExpression(node) {
+ return node.kind === 210;
+ }
+ ts.isConditionalExpression = isConditionalExpression;
+ function isTemplateExpression(node) {
+ return node.kind === 211;
+ }
+ ts.isTemplateExpression = isTemplateExpression;
+ function isYieldExpression(node) {
+ return node.kind === 212;
+ }
+ ts.isYieldExpression = isYieldExpression;
+ function isSpreadElement(node) {
+ return node.kind === 213;
+ }
+ ts.isSpreadElement = isSpreadElement;
+ function isClassExpression(node) {
+ return node.kind === 214;
+ }
+ ts.isClassExpression = isClassExpression;
+ function isOmittedExpression(node) {
+ return node.kind === 215;
+ }
+ ts.isOmittedExpression = isOmittedExpression;
+ function isExpressionWithTypeArguments(node) {
+ return node.kind === 216;
+ }
+ ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments;
+ function isAsExpression(node) {
+ return node.kind === 217;
+ }
+ ts.isAsExpression = isAsExpression;
+ function isNonNullExpression(node) {
+ return node.kind === 218;
+ }
+ ts.isNonNullExpression = isNonNullExpression;
+ function isNonNullChain(node) {
+ return isNonNullExpression(node) && !!(node.flags & 32);
+ }
+ ts.isNonNullChain = isNonNullChain;
+ function isMetaProperty(node) {
+ return node.kind === 219;
+ }
+ ts.isMetaProperty = isMetaProperty;
+ function isTemplateSpan(node) {
+ return node.kind === 221;
+ }
+ ts.isTemplateSpan = isTemplateSpan;
+ function isSemicolonClassElement(node) {
+ return node.kind === 222;
+ }
+ ts.isSemicolonClassElement = isSemicolonClassElement;
+ function isBlock(node) {
+ return node.kind === 223;
+ }
+ ts.isBlock = isBlock;
+ function isVariableStatement(node) {
+ return node.kind === 225;
+ }
+ ts.isVariableStatement = isVariableStatement;
+ function isEmptyStatement(node) {
+ return node.kind === 224;
+ }
+ ts.isEmptyStatement = isEmptyStatement;
+ function isExpressionStatement(node) {
+ return node.kind === 226;
+ }
+ ts.isExpressionStatement = isExpressionStatement;
+ function isIfStatement(node) {
+ return node.kind === 227;
+ }
+ ts.isIfStatement = isIfStatement;
+ function isDoStatement(node) {
+ return node.kind === 228;
+ }
+ ts.isDoStatement = isDoStatement;
+ function isWhileStatement(node) {
+ return node.kind === 229;
+ }
+ ts.isWhileStatement = isWhileStatement;
+ function isForStatement(node) {
+ return node.kind === 230;
+ }
+ ts.isForStatement = isForStatement;
+ function isForInStatement(node) {
+ return node.kind === 231;
+ }
+ ts.isForInStatement = isForInStatement;
+ function isForOfStatement(node) {
+ return node.kind === 232;
+ }
+ ts.isForOfStatement = isForOfStatement;
+ function isContinueStatement(node) {
+ return node.kind === 233;
+ }
+ ts.isContinueStatement = isContinueStatement;
+ function isBreakStatement(node) {
+ return node.kind === 234;
+ }
+ ts.isBreakStatement = isBreakStatement;
+ function isBreakOrContinueStatement(node) {
+ return node.kind === 234 || node.kind === 233;
+ }
+ ts.isBreakOrContinueStatement = isBreakOrContinueStatement;
+ function isReturnStatement(node) {
+ return node.kind === 235;
+ }
+ ts.isReturnStatement = isReturnStatement;
+ function isWithStatement(node) {
+ return node.kind === 236;
+ }
+ ts.isWithStatement = isWithStatement;
+ function isSwitchStatement(node) {
+ return node.kind === 237;
+ }
+ ts.isSwitchStatement = isSwitchStatement;
+ function isLabeledStatement(node) {
+ return node.kind === 238;
+ }
+ ts.isLabeledStatement = isLabeledStatement;
+ function isThrowStatement(node) {
+ return node.kind === 239;
+ }
+ ts.isThrowStatement = isThrowStatement;
+ function isTryStatement(node) {
+ return node.kind === 240;
+ }
+ ts.isTryStatement = isTryStatement;
+ function isDebuggerStatement(node) {
+ return node.kind === 241;
+ }
+ ts.isDebuggerStatement = isDebuggerStatement;
+ function isVariableDeclaration(node) {
+ return node.kind === 242;
+ }
+ ts.isVariableDeclaration = isVariableDeclaration;
+ function isVariableDeclarationList(node) {
+ return node.kind === 243;
+ }
+ ts.isVariableDeclarationList = isVariableDeclarationList;
+ function isFunctionDeclaration(node) {
+ return node.kind === 244;
+ }
+ ts.isFunctionDeclaration = isFunctionDeclaration;
+ function isClassDeclaration(node) {
+ return node.kind === 245;
+ }
+ ts.isClassDeclaration = isClassDeclaration;
+ function isInterfaceDeclaration(node) {
+ return node.kind === 246;
+ }
+ ts.isInterfaceDeclaration = isInterfaceDeclaration;
+ function isTypeAliasDeclaration(node) {
+ return node.kind === 247;
+ }
+ ts.isTypeAliasDeclaration = isTypeAliasDeclaration;
+ function isEnumDeclaration(node) {
+ return node.kind === 248;
+ }
+ ts.isEnumDeclaration = isEnumDeclaration;
+ function isModuleDeclaration(node) {
+ return node.kind === 249;
+ }
+ ts.isModuleDeclaration = isModuleDeclaration;
+ function isModuleBlock(node) {
+ return node.kind === 250;
+ }
+ ts.isModuleBlock = isModuleBlock;
+ function isCaseBlock(node) {
+ return node.kind === 251;
+ }
+ ts.isCaseBlock = isCaseBlock;
+ function isNamespaceExportDeclaration(node) {
+ return node.kind === 252;
+ }
+ ts.isNamespaceExportDeclaration = isNamespaceExportDeclaration;
+ function isImportEqualsDeclaration(node) {
+ return node.kind === 253;
+ }
+ ts.isImportEqualsDeclaration = isImportEqualsDeclaration;
+ function isImportDeclaration(node) {
+ return node.kind === 254;
+ }
+ ts.isImportDeclaration = isImportDeclaration;
+ function isImportClause(node) {
+ return node.kind === 255;
+ }
+ ts.isImportClause = isImportClause;
+ function isNamespaceImport(node) {
+ return node.kind === 256;
+ }
+ ts.isNamespaceImport = isNamespaceImport;
+ function isNamespaceExport(node) {
+ return node.kind === 262;
+ }
+ ts.isNamespaceExport = isNamespaceExport;
+ function isNamedExportBindings(node) {
+ return node.kind === 262 || node.kind === 261;
+ }
+ ts.isNamedExportBindings = isNamedExportBindings;
+ function isNamedImports(node) {
+ return node.kind === 257;
+ }
+ ts.isNamedImports = isNamedImports;
+ function isImportSpecifier(node) {
+ return node.kind === 258;
+ }
+ ts.isImportSpecifier = isImportSpecifier;
+ function isExportAssignment(node) {
+ return node.kind === 259;
+ }
+ ts.isExportAssignment = isExportAssignment;
+ function isExportDeclaration(node) {
+ return node.kind === 260;
+ }
+ ts.isExportDeclaration = isExportDeclaration;
+ function isNamedExports(node) {
+ return node.kind === 261;
+ }
+ ts.isNamedExports = isNamedExports;
+ function isExportSpecifier(node) {
+ return node.kind === 263;
+ }
+ ts.isExportSpecifier = isExportSpecifier;
+ function isMissingDeclaration(node) {
+ return node.kind === 264;
+ }
+ ts.isMissingDeclaration = isMissingDeclaration;
+ function isExternalModuleReference(node) {
+ return node.kind === 265;
+ }
+ ts.isExternalModuleReference = isExternalModuleReference;
+ function isJsxElement(node) {
+ return node.kind === 266;
+ }
+ ts.isJsxElement = isJsxElement;
+ function isJsxSelfClosingElement(node) {
+ return node.kind === 267;
+ }
+ ts.isJsxSelfClosingElement = isJsxSelfClosingElement;
+ function isJsxOpeningElement(node) {
+ return node.kind === 268;
+ }
+ ts.isJsxOpeningElement = isJsxOpeningElement;
+ function isJsxClosingElement(node) {
+ return node.kind === 269;
+ }
+ ts.isJsxClosingElement = isJsxClosingElement;
+ function isJsxFragment(node) {
+ return node.kind === 270;
+ }
+ ts.isJsxFragment = isJsxFragment;
+ function isJsxOpeningFragment(node) {
+ return node.kind === 271;
+ }
+ ts.isJsxOpeningFragment = isJsxOpeningFragment;
+ function isJsxClosingFragment(node) {
+ return node.kind === 272;
+ }
+ ts.isJsxClosingFragment = isJsxClosingFragment;
+ function isJsxAttribute(node) {
+ return node.kind === 273;
+ }
+ ts.isJsxAttribute = isJsxAttribute;
+ function isJsxAttributes(node) {
+ return node.kind === 274;
+ }
+ ts.isJsxAttributes = isJsxAttributes;
+ function isJsxSpreadAttribute(node) {
+ return node.kind === 275;
+ }
+ ts.isJsxSpreadAttribute = isJsxSpreadAttribute;
+ function isJsxExpression(node) {
+ return node.kind === 276;
+ }
+ ts.isJsxExpression = isJsxExpression;
+ function isCaseClause(node) {
+ return node.kind === 277;
+ }
+ ts.isCaseClause = isCaseClause;
+ function isDefaultClause(node) {
+ return node.kind === 278;
+ }
+ ts.isDefaultClause = isDefaultClause;
+ function isHeritageClause(node) {
+ return node.kind === 279;
+ }
+ ts.isHeritageClause = isHeritageClause;
+ function isCatchClause(node) {
+ return node.kind === 280;
+ }
+ ts.isCatchClause = isCatchClause;
+ function isPropertyAssignment(node) {
+ return node.kind === 281;
+ }
+ ts.isPropertyAssignment = isPropertyAssignment;
+ function isShorthandPropertyAssignment(node) {
+ return node.kind === 282;
+ }
+ ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment;
+ function isSpreadAssignment(node) {
+ return node.kind === 283;
+ }
+ ts.isSpreadAssignment = isSpreadAssignment;
+ function isEnumMember(node) {
+ return node.kind === 284;
+ }
+ ts.isEnumMember = isEnumMember;
+ function isSourceFile(node) {
+ return node.kind === 290;
+ }
+ ts.isSourceFile = isSourceFile;
+ function isBundle(node) {
+ return node.kind === 291;
+ }
+ ts.isBundle = isBundle;
+ function isUnparsedSource(node) {
+ return node.kind === 292;
+ }
+ ts.isUnparsedSource = isUnparsedSource;
+ function isUnparsedPrepend(node) {
+ return node.kind === 286;
+ }
+ ts.isUnparsedPrepend = isUnparsedPrepend;
+ function isUnparsedTextLike(node) {
+ switch (node.kind) {
+ case 287:
+ case 288:
+ return true;
+ default:
+ return false;
+ }
+ }
+ ts.isUnparsedTextLike = isUnparsedTextLike;
+ function isUnparsedNode(node) {
+ return isUnparsedTextLike(node) ||
+ node.kind === 285 ||
+ node.kind === 289;
+ }
+ ts.isUnparsedNode = isUnparsedNode;
+ function isJSDocTypeExpression(node) {
+ return node.kind === 294;
+ }
+ ts.isJSDocTypeExpression = isJSDocTypeExpression;
+ function isJSDocAllType(node) {
+ return node.kind === 295;
+ }
+ ts.isJSDocAllType = isJSDocAllType;
+ function isJSDocUnknownType(node) {
+ return node.kind === 296;
+ }
+ ts.isJSDocUnknownType = isJSDocUnknownType;
+ function isJSDocNullableType(node) {
+ return node.kind === 297;
+ }
+ ts.isJSDocNullableType = isJSDocNullableType;
+ function isJSDocNonNullableType(node) {
+ return node.kind === 298;
+ }
+ ts.isJSDocNonNullableType = isJSDocNonNullableType;
+ function isJSDocOptionalType(node) {
+ return node.kind === 299;
+ }
+ ts.isJSDocOptionalType = isJSDocOptionalType;
+ function isJSDocFunctionType(node) {
+ return node.kind === 300;
+ }
+ ts.isJSDocFunctionType = isJSDocFunctionType;
+ function isJSDocVariadicType(node) {
+ return node.kind === 301;
+ }
+ ts.isJSDocVariadicType = isJSDocVariadicType;
+ function isJSDoc(node) {
+ return node.kind === 303;
+ }
+ ts.isJSDoc = isJSDoc;
+ function isJSDocAuthorTag(node) {
+ return node.kind === 309;
+ }
+ ts.isJSDocAuthorTag = isJSDocAuthorTag;
+ function isJSDocAugmentsTag(node) {
+ return node.kind === 307;
+ }
+ ts.isJSDocAugmentsTag = isJSDocAugmentsTag;
+ function isJSDocImplementsTag(node) {
+ return node.kind === 308;
+ }
+ ts.isJSDocImplementsTag = isJSDocImplementsTag;
+ function isJSDocClassTag(node) {
+ return node.kind === 310;
+ }
+ ts.isJSDocClassTag = isJSDocClassTag;
+ function isJSDocPublicTag(node) {
+ return node.kind === 311;
+ }
+ ts.isJSDocPublicTag = isJSDocPublicTag;
+ function isJSDocPrivateTag(node) {
+ return node.kind === 312;
+ }
+ ts.isJSDocPrivateTag = isJSDocPrivateTag;
+ function isJSDocProtectedTag(node) {
+ return node.kind === 313;
+ }
+ ts.isJSDocProtectedTag = isJSDocProtectedTag;
+ function isJSDocReadonlyTag(node) {
+ return node.kind === 314;
+ }
+ ts.isJSDocReadonlyTag = isJSDocReadonlyTag;
+ function isJSDocEnumTag(node) {
+ return node.kind === 316;
+ }
+ ts.isJSDocEnumTag = isJSDocEnumTag;
+ function isJSDocThisTag(node) {
+ return node.kind === 319;
+ }
+ ts.isJSDocThisTag = isJSDocThisTag;
+ function isJSDocParameterTag(node) {
+ return node.kind === 317;
+ }
+ ts.isJSDocParameterTag = isJSDocParameterTag;
+ function isJSDocReturnTag(node) {
+ return node.kind === 318;
+ }
+ ts.isJSDocReturnTag = isJSDocReturnTag;
+ function isJSDocTypeTag(node) {
+ return node.kind === 320;
+ }
+ ts.isJSDocTypeTag = isJSDocTypeTag;
+ function isJSDocTemplateTag(node) {
+ return node.kind === 321;
+ }
+ ts.isJSDocTemplateTag = isJSDocTemplateTag;
+ function isJSDocTypedefTag(node) {
+ return node.kind === 322;
+ }
+ ts.isJSDocTypedefTag = isJSDocTypedefTag;
+ function isJSDocPropertyTag(node) {
+ return node.kind === 323;
+ }
+ ts.isJSDocPropertyTag = isJSDocPropertyTag;
+ function isJSDocPropertyLikeTag(node) {
+ return node.kind === 323 || node.kind === 317;
+ }
+ ts.isJSDocPropertyLikeTag = isJSDocPropertyLikeTag;
+ function isJSDocTypeLiteral(node) {
+ return node.kind === 304;
+ }
+ ts.isJSDocTypeLiteral = isJSDocTypeLiteral;
+ function isJSDocCallbackTag(node) {
+ return node.kind === 315;
+ }
+ ts.isJSDocCallbackTag = isJSDocCallbackTag;
+ function isJSDocSignature(node) {
+ return node.kind === 305;
+ }
+ ts.isJSDocSignature = isJSDocSignature;
+ function isSyntaxList(n) {
+ return n.kind === 324;
+ }
+ ts.isSyntaxList = isSyntaxList;
+ function isNode(node) {
+ return isNodeKind(node.kind);
+ }
+ ts.isNode = isNode;
+ function isNodeKind(kind) {
+ return kind >= 153;
+ }
+ ts.isNodeKind = isNodeKind;
+ function isToken(n) {
+ return n.kind >= 0 && n.kind <= 152;
+ }
+ 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 isImportSpecifier(node) || isExportSpecifier(node);
+ }
+ ts.isImportOrExportSpecifier = isImportOrExportSpecifier;
+ function isTypeOnlyImportOrExportDeclaration(node) {
+ switch (node.kind) {
+ case 258:
+ case 263:
+ return node.parent.parent.isTypeOnly;
+ case 256:
+ return node.parent.isTypeOnly;
+ case 255:
+ 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 isIdentifier(node) && (node.autoGenerateFlags & 7) > 0;
+ }
+ ts.isGeneratedIdentifier = isGeneratedIdentifier;
+ function isPrivateIdentifierPropertyDeclaration(node) {
+ return isPropertyDeclaration(node) && isPrivateIdentifier(node.name);
+ }
+ ts.isPrivateIdentifierPropertyDeclaration = isPrivateIdentifierPropertyDeclaration;
+ function isPrivateIdentifierPropertyAccessExpression(node) {
+ return isPropertyAccessExpression(node) && isPrivateIdentifier(node.name);
+ }
+ ts.isPrivateIdentifierPropertyAccessExpression = isPrivateIdentifierPropertyAccessExpression;
+ function isModifierKind(token) {
+ switch (token) {
+ case 122:
+ case 126:
+ case 81:
+ case 130:
+ case 84:
+ case 89:
+ case 119:
+ case 117:
+ case 118:
+ case 138:
+ case 120:
+ 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 === 120;
+ }
+ ts.isClassMemberModifier = isClassMemberModifier;
+ function isModifier(node) {
+ return isModifierKind(node.kind);
+ }
+ ts.isModifier = isModifier;
+ function isEntityName(node) {
+ var kind = node.kind;
+ return kind === 153
+ || kind === 75;
+ }
+ ts.isEntityName = isEntityName;
+ function isPropertyName(node) {
+ var kind = node.kind;
+ return kind === 75
+ || kind === 76
+ || kind === 10
+ || kind === 8
+ || kind === 154;
+ }
+ ts.isPropertyName = isPropertyName;
+ function isBindingName(node) {
+ var kind = node.kind;
+ return kind === 75
+ || kind === 189
+ || kind === 190;
+ }
+ 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 244:
+ case 161:
+ case 162:
+ case 163:
+ case 164:
+ case 201:
+ case 202:
+ return true;
+ default:
+ return false;
+ }
+ }
+ function isFunctionLikeKind(kind) {
+ switch (kind) {
+ case 160:
+ case 165:
+ case 305:
+ case 166:
+ case 167:
+ case 170:
+ case 300:
+ case 171:
+ return true;
+ default:
+ return isFunctionLikeDeclarationKind(kind);
+ }
+ }
+ ts.isFunctionLikeKind = isFunctionLikeKind;
+ function isFunctionOrModuleBlock(node) {
+ return isSourceFile(node) || isModuleBlock(node) || isBlock(node) && isFunctionLike(node.parent);
+ }
+ ts.isFunctionOrModuleBlock = isFunctionOrModuleBlock;
+ function isClassElement(node) {
+ var kind = node.kind;
+ return kind === 162
+ || kind === 159
+ || kind === 161
+ || kind === 163
+ || kind === 164
+ || kind === 167
+ || kind === 222;
+ }
+ ts.isClassElement = isClassElement;
+ function isClassLike(node) {
+ return node && (node.kind === 245 || node.kind === 214);
+ }
+ ts.isClassLike = isClassLike;
+ function isAccessor(node) {
+ return node && (node.kind === 163 || node.kind === 164);
+ }
+ ts.isAccessor = isAccessor;
+ function isMethodOrAccessor(node) {
+ switch (node.kind) {
+ case 161:
+ case 163:
+ case 164:
+ return true;
+ default:
+ return false;
+ }
+ }
+ ts.isMethodOrAccessor = isMethodOrAccessor;
+ function isTypeElement(node) {
+ var kind = node.kind;
+ return kind === 166
+ || kind === 165
+ || kind === 158
+ || kind === 160
+ || kind === 167;
+ }
+ ts.isTypeElement = isTypeElement;
+ function isClassOrTypeElement(node) {
+ return isTypeElement(node) || isClassElement(node);
+ }
+ ts.isClassOrTypeElement = isClassOrTypeElement;
+ function isObjectLiteralElementLike(node) {
+ var kind = node.kind;
+ return kind === 281
+ || kind === 282
+ || kind === 283
+ || kind === 161
+ || kind === 163
+ || kind === 164;
+ }
+ ts.isObjectLiteralElementLike = isObjectLiteralElementLike;
+ function isTypeNode(node) {
+ return ts.isTypeNodeKind(node.kind);
+ }
+ ts.isTypeNode = isTypeNode;
+ function isFunctionOrConstructorTypeNode(node) {
+ switch (node.kind) {
+ case 170:
+ case 171:
+ return true;
+ }
+ return false;
+ }
+ ts.isFunctionOrConstructorTypeNode = isFunctionOrConstructorTypeNode;
+ function isBindingPattern(node) {
+ if (node) {
+ var kind = node.kind;
+ return kind === 190
+ || kind === 189;
+ }
+ return false;
+ }
+ ts.isBindingPattern = isBindingPattern;
+ function isAssignmentPattern(node) {
+ var kind = node.kind;
+ return kind === 192
+ || kind === 193;
+ }
+ ts.isAssignmentPattern = isAssignmentPattern;
+ function isArrayBindingElement(node) {
+ var kind = node.kind;
+ return kind === 191
+ || kind === 215;
+ }
+ ts.isArrayBindingElement = isArrayBindingElement;
+ function isDeclarationBindingElement(bindingElement) {
+ switch (bindingElement.kind) {
+ case 242:
+ case 156:
+ case 191:
+ 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 189:
+ case 193:
+ return true;
+ }
+ return false;
+ }
+ ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern;
+ function isArrayBindingOrAssignmentPattern(node) {
+ switch (node.kind) {
+ case 190:
+ case 192:
+ return true;
+ }
+ return false;
+ }
+ ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern;
+ function isPropertyAccessOrQualifiedNameOrImportTypeNode(node) {
+ var kind = node.kind;
+ return kind === 194
+ || kind === 153
+ || kind === 188;
+ }
+ ts.isPropertyAccessOrQualifiedNameOrImportTypeNode = isPropertyAccessOrQualifiedNameOrImportTypeNode;
+ function isPropertyAccessOrQualifiedName(node) {
+ var kind = node.kind;
+ return kind === 194
+ || kind === 153;
+ }
+ ts.isPropertyAccessOrQualifiedName = isPropertyAccessOrQualifiedName;
+ function isCallLikeExpression(node) {
+ switch (node.kind) {
+ case 268:
+ case 267:
+ case 196:
+ case 197:
+ case 198:
+ case 157:
+ return true;
+ default:
+ return false;
+ }
+ }
+ ts.isCallLikeExpression = isCallLikeExpression;
+ function isCallOrNewExpression(node) {
+ return node.kind === 196 || node.kind === 197;
+ }
+ ts.isCallOrNewExpression = isCallOrNewExpression;
+ function isTemplateLiteral(node) {
+ var kind = node.kind;
+ return kind === 211
+ || kind === 14;
+ }
+ ts.isTemplateLiteral = isTemplateLiteral;
+ function isLeftHandSideExpression(node) {
+ return isLeftHandSideExpressionKind(skipPartiallyEmittedExpressions(node).kind);
+ }
+ ts.isLeftHandSideExpression = isLeftHandSideExpression;
+ function isLeftHandSideExpressionKind(kind) {
+ switch (kind) {
+ case 194:
+ case 195:
+ case 197:
+ case 196:
+ case 266:
+ case 267:
+ case 270:
+ case 198:
+ case 192:
+ case 200:
+ case 193:
+ case 214:
+ case 201:
+ case 75:
+ case 13:
+ case 8:
+ case 9:
+ case 10:
+ case 14:
+ case 211:
+ case 91:
+ case 100:
+ case 104:
+ case 106:
+ case 102:
+ case 218:
+ case 219:
+ case 96:
+ return true;
+ default:
+ return false;
+ }
+ }
+ function isUnaryExpression(node) {
+ return isUnaryExpressionKind(skipPartiallyEmittedExpressions(node).kind);
+ }
+ ts.isUnaryExpression = isUnaryExpression;
+ function isUnaryExpressionKind(kind) {
+ switch (kind) {
+ case 207:
+ case 208:
+ case 203:
+ case 204:
+ case 205:
+ case 206:
+ case 199:
+ return true;
+ default:
+ return isLeftHandSideExpressionKind(kind);
+ }
+ }
+ function isUnaryExpressionWithWrite(expr) {
+ switch (expr.kind) {
+ case 208:
+ return true;
+ case 207:
+ 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 210:
+ case 212:
+ case 202:
+ case 209:
+ case 213:
+ case 217:
+ case 215:
+ case 327:
+ case 326:
+ return true;
+ default:
+ return isUnaryExpressionKind(kind);
+ }
+ }
+ function isAssertionExpression(node) {
+ var kind = node.kind;
+ return kind === 199
+ || kind === 217;
+ }
+ ts.isAssertionExpression = isAssertionExpression;
+ function isPartiallyEmittedExpression(node) {
+ return node.kind === 326;
+ }
+ ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression;
+ function isNotEmittedStatement(node) {
+ return node.kind === 325;
+ }
+ ts.isNotEmittedStatement = isNotEmittedStatement;
+ function isSyntheticReference(node) {
+ return node.kind === 330;
+ }
+ ts.isSyntheticReference = isSyntheticReference;
+ function isNotEmittedOrPartiallyEmittedNode(node) {
+ return isNotEmittedStatement(node)
+ || isPartiallyEmittedExpression(node);
+ }
+ ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode;
+ function isIterationStatement(node, lookInLabeledStatements) {
+ switch (node.kind) {
+ case 230:
+ case 231:
+ case 232:
+ case 228:
+ case 229:
+ return true;
+ case 238:
+ return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements);
+ }
+ return false;
+ }
+ ts.isIterationStatement = isIterationStatement;
+ function isScopeMarker(node) {
+ return isExportAssignment(node) || isExportDeclaration(node);
+ }
+ ts.isScopeMarker = isScopeMarker;
+ function hasScopeMarker(statements) {
+ return ts.some(statements, isScopeMarker);
+ }
+ ts.hasScopeMarker = hasScopeMarker;
+ function needsScopeMarker(result) {
+ return !ts.isAnyImportOrReExport(result) && !isExportAssignment(result) && !ts.hasModifier(result, 1) && !ts.isAmbientModule(result);
+ }
+ ts.needsScopeMarker = needsScopeMarker;
+ function isExternalModuleIndicator(result) {
+ return ts.isAnyImportOrReExport(result) || isExportAssignment(result) || ts.hasModifier(result, 1);
+ }
+ ts.isExternalModuleIndicator = isExternalModuleIndicator;
+ function isForInOrOfStatement(node) {
+ return node.kind === 231 || node.kind === 232;
+ }
+ ts.isForInOrOfStatement = isForInOrOfStatement;
+ function isConciseBody(node) {
+ return isBlock(node)
+ || isExpression(node);
+ }
+ ts.isConciseBody = isConciseBody;
+ function isFunctionBody(node) {
+ return isBlock(node);
+ }
+ ts.isFunctionBody = isFunctionBody;
+ function isForInitializer(node) {
+ return isVariableDeclarationList(node)
+ || isExpression(node);
+ }
+ ts.isForInitializer = isForInitializer;
+ function isModuleBody(node) {
+ var kind = node.kind;
+ return kind === 250
+ || kind === 249
+ || kind === 75;
+ }
+ ts.isModuleBody = isModuleBody;
+ function isNamespaceBody(node) {
+ var kind = node.kind;
+ return kind === 250
+ || kind === 249;
+ }
+ ts.isNamespaceBody = isNamespaceBody;
+ function isJSDocNamespaceBody(node) {
+ var kind = node.kind;
+ return kind === 75
+ || kind === 249;
+ }
+ ts.isJSDocNamespaceBody = isJSDocNamespaceBody;
+ function isNamedImportBindings(node) {
+ var kind = node.kind;
+ return kind === 257
+ || kind === 256;
+ }
+ ts.isNamedImportBindings = isNamedImportBindings;
+ function isModuleOrEnumDeclaration(node) {
+ return node.kind === 249 || node.kind === 248;
+ }
+ ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration;
+ function isDeclarationKind(kind) {
+ return kind === 202
+ || kind === 191
+ || kind === 245
+ || kind === 214
+ || kind === 162
+ || kind === 248
+ || kind === 284
+ || kind === 263
+ || kind === 244
+ || kind === 201
+ || kind === 163
+ || kind === 255
+ || kind === 253
+ || kind === 258
+ || kind === 246
+ || kind === 273
+ || kind === 161
+ || kind === 160
+ || kind === 249
+ || kind === 252
+ || kind === 256
+ || kind === 262
+ || kind === 156
+ || kind === 281
+ || kind === 159
+ || kind === 158
+ || kind === 164
+ || kind === 282
+ || kind === 247
+ || kind === 155
+ || kind === 242
+ || kind === 322
+ || kind === 315
+ || kind === 323;
+ }
+ function isDeclarationStatementKind(kind) {
+ return kind === 244
+ || kind === 264
+ || kind === 245
+ || kind === 246
+ || kind === 247
+ || kind === 248
+ || kind === 249
+ || kind === 254
+ || kind === 253
+ || kind === 260
+ || kind === 259
+ || kind === 252;
+ }
+ function isStatementKindButNotDeclarationKind(kind) {
+ return kind === 234
+ || kind === 233
+ || kind === 241
+ || kind === 228
+ || kind === 226
+ || kind === 224
+ || kind === 231
+ || kind === 232
+ || kind === 230
+ || kind === 227
+ || kind === 238
+ || kind === 235
+ || kind === 237
+ || kind === 239
+ || kind === 240
+ || kind === 225
+ || kind === 229
+ || kind === 236
+ || kind === 325
+ || kind === 329
+ || kind === 328;
+ }
+ function isDeclaration(node) {
+ if (node.kind === 155) {
+ return (node.parent && node.parent.kind !== 321) || 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 !== 223)
+ return false;
+ if (node.parent !== undefined) {
+ if (node.parent.kind === 240 || node.parent.kind === 280) {
+ return false;
+ }
+ }
+ return !ts.isFunctionBlock(node);
+ }
+ function isModuleReference(node) {
+ var kind = node.kind;
+ return kind === 265
+ || kind === 153
+ || kind === 75;
+ }
+ ts.isModuleReference = isModuleReference;
+ function isJsxTagNameExpression(node) {
+ var kind = node.kind;
+ return kind === 104
+ || kind === 75
+ || kind === 194;
+ }
+ ts.isJsxTagNameExpression = isJsxTagNameExpression;
+ function isJsxChild(node) {
+ var kind = node.kind;
+ return kind === 266
+ || kind === 276
+ || kind === 267
+ || kind === 11
+ || kind === 270;
+ }
+ ts.isJsxChild = isJsxChild;
+ function isJsxAttributeLike(node) {
+ var kind = node.kind;
+ return kind === 273
+ || kind === 275;
+ }
+ ts.isJsxAttributeLike = isJsxAttributeLike;
+ function isStringLiteralOrJsxExpression(node) {
+ var kind = node.kind;
+ return kind === 10
+ || kind === 276;
+ }
+ ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression;
+ function isJsxOpeningLikeElement(node) {
+ var kind = node.kind;
+ return kind === 268
+ || kind === 267;
+ }
+ ts.isJsxOpeningLikeElement = isJsxOpeningLikeElement;
+ function isCaseOrDefaultClause(node) {
+ var kind = node.kind;
+ return kind === 277
+ || kind === 278;
+ }
+ ts.isCaseOrDefaultClause = isCaseOrDefaultClause;
+ function isJSDocNode(node) {
+ return node.kind >= 294 && node.kind <= 323;
+ }
+ ts.isJSDocNode = isJSDocNode;
+ function isJSDocCommentContainingNode(node) {
+ return node.kind === 303 || node.kind === 302 || isJSDocTag(node) || isJSDocTypeLiteral(node) || isJSDocSignature(node);
+ }
+ ts.isJSDocCommentContainingNode = isJSDocCommentContainingNode;
+ function isJSDocTag(node) {
+ return node.kind >= 306 && node.kind <= 323;
+ }
+ ts.isJSDocTag = isJSDocTag;
+ function isSetAccessor(node) {
+ return node.kind === 164;
+ }
+ ts.isSetAccessor = isSetAccessor;
+ function isGetAccessor(node) {
+ return node.kind === 163;
+ }
+ 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 242:
+ case 156:
+ case 191:
+ case 158:
+ case 159:
+ case 281:
+ case 284:
+ return true;
+ default:
+ return false;
+ }
+ }
+ ts.hasOnlyExpressionInitializer = hasOnlyExpressionInitializer;
+ function isObjectLiteralElement(node) {
+ return node.kind === 273 || node.kind === 275 || isObjectLiteralElementLike(node);
+ }
+ ts.isObjectLiteralElement = isObjectLiteralElement;
+ function isTypeReferenceType(node) {
+ return node.kind === 169 || node.kind === 216;
+ }
+ 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.emptyMap = ts.createMap();
+ ts.emptyUnderscoreEscapedMap = ts.emptyMap;
+ 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 = ts.createMap();
+ 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 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 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 arrayToSet(array, makeKey) {
+ return ts.arrayToMap(array, makeKey || (function (s) { return s; }), ts.returnTrue);
+ }
+ ts.arrayToSet = arrayToSet;
+ function cloneMap(map) {
+ var clone = ts.createMap();
+ copyEntries(map, clone);
+ return clone;
+ }
+ ts.cloneMap = cloneMap;
+ 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 = ts.createMap();
+ }
+ sourceFile.resolvedModules.set(moduleNameText, resolvedModule);
+ }
+ ts.setResolvedModule = setResolvedModule;
+ function setResolvedTypeReferenceDirective(sourceFile, typeReferenceDirectiveName, resolvedTypeReferenceDirective) {
+ if (!sourceFile.resolvedTypeReferenceDirectiveNames) {
+ sourceFile.resolvedTypeReferenceDirectiveNames = ts.createMap();
+ }
+ 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 !== 290) {
+ node = node.parent;
+ }
+ return node;
+ }
+ ts.getSourceFileOfNode = getSourceFileOfNode;
+ function isStatementWithLocals(node) {
+ switch (node.kind) {
+ case 223:
+ case 251:
+ case 230:
+ case 231:
+ case 232:
+ 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 = ts.createMapFromEntries(commentDirectives.map(function (commentDirective) { return ([
+ "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+ commentDirective,
+ ]); }));
+ var usedLines = ts.createMap();
+ 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)) {
+ 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 === 324 && 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 !!findAncestor(node, ts.isJSDocTypeExpression);
+ }
+ 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, "$1");
+ }
+ return text;
+ }
+ ts.getTextOfNodeFromSourceText = getTextOfNodeFromSourceText;
+ function getTextOfNode(node, includeTrivia) {
+ if (includeTrivia === void 0) { includeTrivia = false; }
+ return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia);
+ }
+ ts.getTextOfNode = getTextOfNode;
+ function getPos(range) {
+ return range.pos;
+ }
+ function indexOfNode(nodeArray, node) {
+ return ts.binarySearch(nodeArray, node, getPos, ts.compareValues);
+ }
+ ts.indexOfNode = indexOfNode;
+ function getEmitFlags(node) {
+ var emitNode = node.emitNode;
+ return emitNode && emitNode.flags || 0;
+ }
+ ts.getEmitFlags = getEmitFlags;
+ function getLiteralText(node, sourceFile, neverAsciiEscape, jsxAttributeEscape) {
+ if (!nodeIsSynthesized(node) && node.parent && !((ts.isNumericLiteral(node) && node.numericLiteralFlags & 512) ||
+ ts.isBigIntLiteral(node))) {
+ return getSourceTextOfNodeFromSourceFile(sourceFile, node);
+ }
+ switch (node.kind) {
+ case 10: {
+ var escapeText = jsxAttributeEscape ? escapeJsxAttributeString :
+ neverAsciiEscape || (getEmitFlags(node) & 16777216) ? escapeString :
+ escapeNonAsciiString;
+ if (node.singleQuote) {
+ return "'" + escapeText(node.text, 39) + "'";
+ }
+ else {
+ return '"' + escapeText(node.text, 34) + '"';
+ }
+ }
+ case 14:
+ case 15:
+ case 16:
+ case 17: {
+ var escapeText = neverAsciiEscape || (getEmitFlags(node) & 16777216) ? escapeString :
+ escapeNonAsciiString;
+ var rawText = node.rawText || escapeTemplateSubstitution(escapeText(node.text, 96));
+ switch (node.kind) {
+ case 14:
+ return "`" + rawText + "`";
+ case 15:
+ return "`" + rawText + "${";
+ case 16:
+ return "}" + rawText + "${";
+ case 17:
+ return "}" + rawText + "`";
+ }
+ break;
+ }
+ case 8:
+ case 9:
+ case 13:
+ 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 === 242 && node.parent.kind === 280;
+ }
+ 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 === 249 && (!node.body);
+ }
+ function isBlockScopedContainerTopLevel(node) {
+ return node.kind === 290 ||
+ node.kind === 249 ||
+ 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 290:
+ return ts.isExternalModule(node.parent);
+ case 250:
+ 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 290:
+ case 251:
+ case 280:
+ case 249:
+ case 230:
+ case 231:
+ case 232:
+ case 162:
+ case 161:
+ case 163:
+ case 164:
+ case 244:
+ case 201:
+ case 202:
+ return true;
+ case 223:
+ return !ts.isFunctionLike(parentNode);
+ }
+ return false;
+ }
+ ts.isBlockScope = isBlockScope;
+ function isDeclarationWithTypeParameters(node) {
+ switch (node.kind) {
+ case 315:
+ case 322:
+ case 305:
+ return true;
+ default:
+ ts.assertType(node);
+ return isDeclarationWithTypeParameterChildren(node);
+ }
+ }
+ ts.isDeclarationWithTypeParameters = isDeclarationWithTypeParameters;
+ function isDeclarationWithTypeParameterChildren(node) {
+ switch (node.kind) {
+ case 165:
+ case 166:
+ case 160:
+ case 167:
+ case 170:
+ case 171:
+ case 300:
+ case 245:
+ case 214:
+ case 246:
+ case 247:
+ case 321:
+ case 244:
+ case 161:
+ case 162:
+ case 163:
+ case 164:
+ case 201:
+ case 202:
+ return true;
+ default:
+ ts.assertType(node);
+ return false;
+ }
+ }
+ ts.isDeclarationWithTypeParameterChildren = isDeclarationWithTypeParameterChildren;
+ function isAnyImportSyntax(node) {
+ switch (node.kind) {
+ case 254:
+ case 253:
+ return true;
+ default:
+ return false;
+ }
+ }
+ ts.isAnyImportSyntax = isAnyImportSyntax;
+ function isLateVisibilityPaintedStatement(node) {
+ switch (node.kind) {
+ case 254:
+ case 253:
+ case 225:
+ case 245:
+ case 244:
+ case 249:
+ case 247:
+ case 246:
+ case 248:
+ return true;
+ default:
+ return false;
+ }
+ }
+ ts.isLateVisibilityPaintedStatement = isLateVisibilityPaintedStatement;
+ function isAnyImportOrReExport(node) {
+ return isAnyImportSyntax(node) || ts.isExportDeclaration(node);
+ }
+ ts.isAnyImportOrReExport = isAnyImportOrReExport;
+ function getEnclosingBlockScopeContainer(node) {
+ return 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 === 154 && !isStringOrNumericLiteralLike(name.expression);
+ }
+ ts.isComputedNonLiteralName = isComputedNonLiteralName;
+ function getTextOfPropertyName(name) {
+ switch (name.kind) {
+ case 75:
+ case 76:
+ return name.escapedText;
+ case 10:
+ case 8:
+ case 14:
+ return ts.escapeLeadingUnderscores(name.text);
+ case 154:
+ 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 104:
+ return "this";
+ case 76:
+ case 75:
+ return getFullWidth(name) === 0 ? ts.idText(name) : getTextOfNode(name);
+ case 153:
+ return entityNameToString(name.left) + "." + entityNameToString(name.right);
+ case 194:
+ 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 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 === 223) {
+ 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 290:
+ 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 242:
+ case 191:
+ case 245:
+ case 214:
+ case 246:
+ case 249:
+ case 248:
+ case 284:
+ case 244:
+ case 201:
+ case 161:
+ case 163:
+ case 164:
+ case 247:
+ case 159:
+ case 158:
+ errorNode = node.name;
+ break;
+ case 202:
+ return getErrorSpanForArrowFunction(sourceFile, node);
+ case 277:
+ case 278:
+ 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 === 196 && n.expression.kind === 102;
+ }
+ ts.isSuperCall = isSuperCall;
+ function isImportCall(n) {
+ return n.kind === 196 && n.expression.kind === 96;
+ }
+ ts.isImportCall = isImportCall;
+ function isImportMeta(n) {
+ return ts.isMetaProperty(n)
+ && n.keywordToken === 96
+ && 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 === 226
+ && 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 === 156 ||
+ node.kind === 155 ||
+ node.kind === 201 ||
+ node.kind === 202 ||
+ node.kind === 200) ?
+ 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 (168 <= node.kind && node.kind <= 188) {
+ return true;
+ }
+ switch (node.kind) {
+ case 125:
+ case 148:
+ case 140:
+ case 151:
+ case 143:
+ case 128:
+ case 144:
+ case 141:
+ case 146:
+ case 137:
+ return true;
+ case 110:
+ return node.parent.kind !== 205;
+ case 216:
+ return !isExpressionWithTypeArgumentsInClassExtendsClause(node);
+ case 155:
+ return node.parent.kind === 186 || node.parent.kind === 181;
+ case 75:
+ if (node.parent.kind === 153 && node.parent.right === node) {
+ node = node.parent;
+ }
+ else if (node.parent.kind === 194 && node.parent.name === node) {
+ node = node.parent;
+ }
+ ts.Debug.assert(node.kind === 75 || node.kind === 153 || node.kind === 194, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'.");
+ case 153:
+ case 194:
+ case 104: {
+ var parent = node.parent;
+ if (parent.kind === 172) {
+ return false;
+ }
+ if (parent.kind === 188) {
+ return !parent.isTypeOf;
+ }
+ if (168 <= parent.kind && parent.kind <= 188) {
+ return true;
+ }
+ switch (parent.kind) {
+ case 216:
+ return !isExpressionWithTypeArgumentsInClassExtendsClause(parent);
+ case 155:
+ return node === parent.constraint;
+ case 321:
+ return node === parent.constraint;
+ case 159:
+ case 158:
+ case 156:
+ case 242:
+ return node === parent.type;
+ case 244:
+ case 201:
+ case 202:
+ case 162:
+ case 161:
+ case 160:
+ case 163:
+ case 164:
+ return node === parent.type;
+ case 165:
+ case 166:
+ case 167:
+ return node === parent.type;
+ case 199:
+ return node === parent.type;
+ case 196:
+ case 197:
+ return ts.contains(parent.typeArguments, node);
+ case 198:
+ 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 235:
+ return visitor(node);
+ case 251:
+ case 223:
+ case 227:
+ case 228:
+ case 229:
+ case 230:
+ case 231:
+ case 232:
+ case 236:
+ case 237:
+ case 277:
+ case 278:
+ case 238:
+ case 240:
+ case 280:
+ return ts.forEachChild(node, traverse);
+ }
+ }
+ }
+ ts.forEachReturnStatement = forEachReturnStatement;
+ function forEachYieldExpression(body, visitor) {
+ return traverse(body);
+ function traverse(node) {
+ switch (node.kind) {
+ case 212:
+ visitor(node);
+ var operand = node.expression;
+ if (operand) {
+ traverse(operand);
+ }
+ return;
+ case 248:
+ case 246:
+ case 249:
+ case 247:
+ return;
+ default:
+ if (ts.isFunctionLike(node)) {
+ if (node.name && node.name.kind === 154) {
+ traverse(node.name.expression);
+ return;
+ }
+ }
+ else if (!isPartOfTypeNode(node)) {
+ ts.forEachChild(node, traverse);
+ }
+ }
+ }
+ }
+ ts.forEachYieldExpression = forEachYieldExpression;
+ function getRestParameterElementType(node) {
+ if (node && node.kind === 174) {
+ return node.elementType;
+ }
+ else if (node && node.kind === 169) {
+ return ts.singleOrUndefined(node.typeArguments);
+ }
+ else {
+ return undefined;
+ }
+ }
+ ts.getRestParameterElementType = getRestParameterElementType;
+ function getMembersOfDeclaration(node) {
+ switch (node.kind) {
+ case 246:
+ case 245:
+ case 214:
+ case 173:
+ return node.members;
+ case 193:
+ return node.properties;
+ }
+ }
+ ts.getMembersOfDeclaration = getMembersOfDeclaration;
+ function isVariableLike(node) {
+ if (node) {
+ switch (node.kind) {
+ case 191:
+ case 284:
+ case 156:
+ case 281:
+ case 159:
+ case 158:
+ case 282:
+ case 242:
+ 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 === 243
+ && node.parent.parent.kind === 225;
+ }
+ ts.isVariableDeclarationInVariableStatement = isVariableDeclarationInVariableStatement;
+ function isValidESSymbolDeclaration(node) {
+ return ts.isVariableDeclaration(node) ? isVarConst(node) && ts.isIdentifier(node.name) && isVariableDeclarationInVariableStatement(node) :
+ ts.isPropertyDeclaration(node) ? hasReadonlyModifier(node) && hasStaticModifier(node) :
+ ts.isPropertySignature(node) && hasReadonlyModifier(node);
+ }
+ ts.isValidESSymbolDeclaration = isValidESSymbolDeclaration;
+ function introducesArgumentsExoticObject(node) {
+ switch (node.kind) {
+ case 161:
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ case 244:
+ case 201:
+ return true;
+ }
+ return false;
+ }
+ ts.introducesArgumentsExoticObject = introducesArgumentsExoticObject;
+ function unwrapInnermostStatementOfLabel(node, beforeUnwrapLabelCallback) {
+ while (true) {
+ if (beforeUnwrapLabelCallback) {
+ beforeUnwrapLabelCallback(node);
+ }
+ if (node.statement.kind !== 238) {
+ return node.statement;
+ }
+ node = node.statement;
+ }
+ }
+ ts.unwrapInnermostStatementOfLabel = unwrapInnermostStatementOfLabel;
+ function isFunctionBlock(node) {
+ return node && node.kind === 223 && ts.isFunctionLike(node.parent);
+ }
+ ts.isFunctionBlock = isFunctionBlock;
+ function isObjectLiteralMethod(node) {
+ return node && node.kind === 161 && node.parent.kind === 193;
+ }
+ ts.isObjectLiteralMethod = isObjectLiteralMethod;
+ function isObjectLiteralOrClassExpressionMethod(node) {
+ return node.kind === 161 &&
+ (node.parent.kind === 193 ||
+ node.parent.kind === 214);
+ }
+ 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 === 281) {
+ 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 findAncestor(node.parent, ts.isFunctionLike);
+ }
+ ts.getContainingFunction = getContainingFunction;
+ function getContainingFunctionDeclaration(node) {
+ return findAncestor(node.parent, ts.isFunctionLikeDeclaration);
+ }
+ ts.getContainingFunctionDeclaration = getContainingFunctionDeclaration;
+ function getContainingClass(node) {
+ return findAncestor(node.parent, ts.isClassLike);
+ }
+ ts.getContainingClass = getContainingClass;
+ function getThisContainer(node, includeArrowFunctions) {
+ ts.Debug.assert(node.kind !== 290);
+ while (true) {
+ node = node.parent;
+ if (!node) {
+ return ts.Debug.fail();
+ }
+ switch (node.kind) {
+ case 154:
+ if (ts.isClassLike(node.parent.parent)) {
+ return node;
+ }
+ node = node.parent;
+ break;
+ case 157:
+ if (node.parent.kind === 156 && ts.isClassElement(node.parent.parent)) {
+ node = node.parent.parent;
+ }
+ else if (ts.isClassElement(node.parent)) {
+ node = node.parent;
+ }
+ break;
+ case 202:
+ if (!includeArrowFunctions) {
+ continue;
+ }
+ case 244:
+ case 201:
+ case 249:
+ case 159:
+ case 158:
+ case 161:
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ case 165:
+ case 166:
+ case 167:
+ case 248:
+ case 290:
+ return node;
+ }
+ }
+ }
+ ts.getThisContainer = getThisContainer;
+ function getNewTargetContainer(node) {
+ var container = getThisContainer(node, false);
+ if (container) {
+ switch (container.kind) {
+ case 162:
+ case 244:
+ case 201:
+ return container;
+ }
+ }
+ return undefined;
+ }
+ ts.getNewTargetContainer = getNewTargetContainer;
+ function getSuperContainer(node, stopOnFunctions) {
+ while (true) {
+ node = node.parent;
+ if (!node) {
+ return node;
+ }
+ switch (node.kind) {
+ case 154:
+ node = node.parent;
+ break;
+ case 244:
+ case 201:
+ case 202:
+ if (!stopOnFunctions) {
+ continue;
+ }
+ case 159:
+ case 158:
+ case 161:
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ return node;
+ case 157:
+ if (node.parent.kind === 156 && 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 === 201 || func.kind === 202) {
+ var prev = func;
+ var parent = func.parent;
+ while (parent.kind === 200) {
+ prev = parent;
+ parent = parent.parent;
+ }
+ if (parent.kind === 196 && parent.expression === prev) {
+ return parent;
+ }
+ }
+ }
+ ts.getImmediatelyInvokedFunctionExpression = getImmediatelyInvokedFunctionExpression;
+ function isSuperOrSuperProperty(node) {
+ return node.kind === 102
+ || isSuperProperty(node);
+ }
+ ts.isSuperOrSuperProperty = isSuperOrSuperProperty;
+ function isSuperProperty(node) {
+ var kind = node.kind;
+ return (kind === 194 || kind === 195)
+ && node.expression.kind === 102;
+ }
+ ts.isSuperProperty = isSuperProperty;
+ function isThisProperty(node) {
+ var kind = node.kind;
+ return (kind === 194 || kind === 195)
+ && node.expression.kind === 104;
+ }
+ ts.isThisProperty = isThisProperty;
+ function getEntityNameFromTypeNode(node) {
+ switch (node.kind) {
+ case 169:
+ return node.typeName;
+ case 216:
+ return isEntityNameExpression(node.expression)
+ ? node.expression
+ : undefined;
+ case 75:
+ case 153:
+ return node;
+ }
+ return undefined;
+ }
+ ts.getEntityNameFromTypeNode = getEntityNameFromTypeNode;
+ function getInvokedExpression(node) {
+ switch (node.kind) {
+ case 198:
+ return node.tag;
+ case 268:
+ case 267:
+ 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 245:
+ return true;
+ case 159:
+ return parent.kind === 245;
+ case 163:
+ case 164:
+ case 161:
+ return node.body !== undefined
+ && parent.kind === 245;
+ case 156:
+ return parent.body !== undefined
+ && (parent.kind === 162
+ || parent.kind === 161
+ || parent.kind === 164)
+ && grandparent.kind === 245;
+ }
+ 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 245:
+ return ts.some(node.members, function (m) { return nodeOrChildIsDecorated(m, node, parent); });
+ case 161:
+ case 164:
+ 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 === 268 ||
+ parent.kind === 267 ||
+ parent.kind === 269) {
+ return parent.tagName === node;
+ }
+ return false;
+ }
+ ts.isJSXTagName = isJSXTagName;
+ function isExpressionNode(node) {
+ switch (node.kind) {
+ case 102:
+ case 100:
+ case 106:
+ case 91:
+ case 13:
+ case 192:
+ case 193:
+ case 194:
+ case 195:
+ case 196:
+ case 197:
+ case 198:
+ case 217:
+ case 199:
+ case 218:
+ case 200:
+ case 201:
+ case 214:
+ case 202:
+ case 205:
+ case 203:
+ case 204:
+ case 207:
+ case 208:
+ case 209:
+ case 210:
+ case 213:
+ case 211:
+ case 215:
+ case 266:
+ case 267:
+ case 270:
+ case 212:
+ case 206:
+ case 219:
+ return true;
+ case 153:
+ while (node.parent.kind === 153) {
+ node = node.parent;
+ }
+ return node.parent.kind === 172 || isJSXTagName(node);
+ case 75:
+ if (node.parent.kind === 172 || isJSXTagName(node)) {
+ return true;
+ }
+ case 8:
+ case 9:
+ case 10:
+ case 14:
+ case 104:
+ return isInExpressionContext(node);
+ default:
+ return false;
+ }
+ }
+ ts.isExpressionNode = isExpressionNode;
+ function isInExpressionContext(node) {
+ var parent = node.parent;
+ switch (parent.kind) {
+ case 242:
+ case 156:
+ case 159:
+ case 158:
+ case 284:
+ case 281:
+ case 191:
+ return parent.initializer === node;
+ case 226:
+ case 227:
+ case 228:
+ case 229:
+ case 235:
+ case 236:
+ case 237:
+ case 277:
+ case 239:
+ return parent.expression === node;
+ case 230:
+ var forStatement = parent;
+ return (forStatement.initializer === node && forStatement.initializer.kind !== 243) ||
+ forStatement.condition === node ||
+ forStatement.incrementor === node;
+ case 231:
+ case 232:
+ var forInStatement = parent;
+ return (forInStatement.initializer === node && forInStatement.initializer.kind !== 243) ||
+ forInStatement.expression === node;
+ case 199:
+ case 217:
+ return node === parent.expression;
+ case 221:
+ return node === parent.expression;
+ case 154:
+ return node === parent.expression;
+ case 157:
+ case 276:
+ case 275:
+ case 283:
+ return true;
+ case 216:
+ return parent.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent);
+ case 282:
+ return parent.objectAssignmentInitializer === node;
+ default:
+ return isExpressionNode(parent);
+ }
+ }
+ ts.isInExpressionContext = isInExpressionContext;
+ function isPartOfTypeQuery(node) {
+ while (node.kind === 153 || node.kind === 75) {
+ node = node.parent;
+ }
+ return node.kind === 172;
+ }
+ ts.isPartOfTypeQuery = isPartOfTypeQuery;
+ function isExternalModuleImportEqualsDeclaration(node) {
+ return node.kind === 253 && node.moduleReference.kind === 265;
+ }
+ ts.isExternalModuleImportEqualsDeclaration = isExternalModuleImportEqualsDeclaration;
+ function getExternalModuleImportEqualsDeclarationExpression(node) {
+ ts.Debug.assert(isExternalModuleImportEqualsDeclaration(node));
+ return node.moduleReference.expression;
+ }
+ ts.getExternalModuleImportEqualsDeclarationExpression = getExternalModuleImportEqualsDeclarationExpression;
+ function isInternalModuleImportEqualsDeclaration(node) {
+ return node.kind === 253 && node.moduleReference.kind !== 265;
+ }
+ 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 === 143 || node.typeArguments[0].kind === 140);
+ }
+ ts.isJSDocIndexSignature = isJSDocIndexSignature;
+ function isRequireCall(callExpression, requireStringLiteralLikeArgument) {
+ if (callExpression.kind !== 196) {
+ return false;
+ }
+ var _a = callExpression, expression = _a.expression, args = _a.arguments;
+ if (expression.kind !== 75 || 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) {
+ return ts.isVariableDeclaration(node) && !!node.initializer && isRequireCall(node.initializer, requireStringLiteralLikeArgument);
+ }
+ ts.isRequireVariableDeclaration = isRequireVariableDeclaration;
+ function isRequireVariableDeclarationStatement(node, requireStringLiteralLikeArgument) {
+ if (requireStringLiteralLikeArgument === void 0) { requireStringLiteralLikeArgument = true; }
+ return ts.isVariableStatement(node) && ts.every(node.declarationList.declarations, function (decl) { return isRequireVariableDeclaration(decl, requireStringLiteralLikeArgument); });
+ }
+ ts.isRequireVariableDeclarationStatement = isRequireVariableDeclarationStatement;
+ 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 getDeclarationOfExpando(node) {
+ if (!node.parent) {
+ return undefined;
+ }
+ var name;
+ var decl;
+ if (ts.isVariableDeclaration(node.parent) && node.parent.initializer === node) {
+ if (!isInJSFile(node) && !isVarConst(node.parent)) {
+ 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 && 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 && parentNode.parent.right === parentNode) {
+ name = parentNode.parent.left;
+ decl = name;
+ }
+ if (!name || !isBindableStaticNameExpression(name) || !isSameEntityName(name, parentNode.left)) {
+ return undefined;
+ }
+ }
+ }
+ if (!name || !getExpandoInitializer(node, isPrototypeAccess(name))) {
+ return undefined;
+ }
+ return decl;
+ }
+ ts.getDeclarationOfExpando = getDeclarationOfExpando;
+ 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 === 201 || e.kind === 202 ? initializer : undefined;
+ }
+ if (initializer.kind === 201 ||
+ initializer.kind === 214 ||
+ initializer.kind === 202) {
+ 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(name);
+ }
+ if (ts.isIdentifier(name) && isLiteralLikeAccess(initializer) &&
+ (initializer.expression.kind === 104 ||
+ 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;
+ }
+ 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 === 104 || 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 === 104) ||
+ 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)) {
+ return 0;
+ }
+ if (isBindableStaticNameExpression(expr.left.expression, true) && getElementOrPropertyAccessName(expr.left) === "prototype" && ts.isObjectLiteralExpression(getInitializerOfBinaryExpression(expr))) {
+ return 6;
+ }
+ return getAssignmentDeclarationPropertyAccessKind(expr.left);
+ }
+ 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 === 104) {
+ 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 === 226 &&
+ (!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 === 244 || 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 254:
+ case 260:
+ return node.parent;
+ case 265:
+ return node.parent.parent;
+ case 196:
+ return isImportCall(node.parent) || isRequireCall(node.parent, false) ? node.parent : undefined;
+ case 187:
+ 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 254:
+ case 260:
+ return node.moduleSpecifier;
+ case 253:
+ return node.moduleReference.kind === 265 ? node.moduleReference.expression : undefined;
+ case 188:
+ return isLiteralImportTypeNode(node) ? node.argument.literal : undefined;
+ default:
+ return ts.Debug.assertNever(node);
+ }
+ }
+ ts.getExternalModuleName = getExternalModuleName;
+ function getNamespaceDeclarationNode(node) {
+ switch (node.kind) {
+ case 254:
+ return node.importClause && ts.tryCast(node.importClause.namedBindings, ts.isNamespaceImport);
+ case 253:
+ return node;
+ case 260:
+ return node.exportClause && ts.tryCast(node.exportClause, ts.isNamespaceExport);
+ default:
+ return ts.Debug.assertNever(node);
+ }
+ }
+ ts.getNamespaceDeclarationNode = getNamespaceDeclarationNode;
+ function isDefaultImport(node) {
+ return node.kind === 254 && !!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 156:
+ case 161:
+ case 160:
+ case 282:
+ case 281:
+ case 159:
+ case 158:
+ 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 === 322 || node.kind === 315 || node.kind === 316;
+ }
+ 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 225:
+ var v = getSingleVariableOfVariableStatement(node);
+ return v && v.initializer;
+ case 159:
+ return node.initializer;
+ case 281:
+ return node.initializer;
+ }
+ }
+ ts.getSingleInitializerOfVariableStatementOrPropertyDeclaration = getSingleInitializerOfVariableStatementOrPropertyDeclaration;
+ function getSingleVariableOfVariableStatement(node) {
+ return ts.isVariableStatement(node) ? ts.firstOrUndefined(node.declarationList.declarations) : undefined;
+ }
+ function getNestedModuleDeclaration(node) {
+ return ts.isModuleDeclaration(node) &&
+ node.body &&
+ node.body.kind === 249
+ ? node.body
+ : undefined;
+ }
+ function getJSDocCommentsAndTags(hostNode) {
+ 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 === 156) {
+ result = ts.addRange(result, ts.getJSDocParameterTags(node));
+ break;
+ }
+ if (node.kind === 155) {
+ result = ts.addRange(result, ts.getJSDocTypeParameterTags(node));
+ break;
+ }
+ node = getNextJSDocCommentLocation(node);
+ }
+ return result || ts.emptyArray;
+ }
+ ts.getJSDocCommentsAndTags = getJSDocCommentsAndTags;
+ function getNextJSDocCommentLocation(node) {
+ var parent = node.parent;
+ if (parent.kind === 281 ||
+ parent.kind === 259 ||
+ parent.kind === 159 ||
+ parent.kind === 226 && node.kind === 194 ||
+ 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 === 75 && 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(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 === 301;
+ }
+ 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 209:
+ var binaryOperator = parent.operatorToken.kind;
+ return isAssignmentOperator(binaryOperator) && parent.left === node ?
+ binaryOperator === 62 ? 1 : 2 :
+ 0;
+ case 207:
+ case 208:
+ var unaryOperator = parent.operator;
+ return unaryOperator === 45 || unaryOperator === 46 ? 2 : 0;
+ case 231:
+ case 232:
+ return parent.initializer === node ? 1 : 0;
+ case 200:
+ case 192:
+ case 213:
+ case 218:
+ node = parent;
+ break;
+ case 282:
+ if (parent.name !== node) {
+ return 0;
+ }
+ node = parent.parent;
+ break;
+ case 281:
+ 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 223:
+ case 225:
+ case 236:
+ case 227:
+ case 237:
+ case 251:
+ case 277:
+ case 278:
+ case 238:
+ case 230:
+ case 231:
+ case 232:
+ case 228:
+ case 229:
+ case 240:
+ case 280:
+ 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, 182);
+ }
+ ts.walkUpParenthesizedTypes = walkUpParenthesizedTypes;
+ function walkUpParenthesizedExpressions(node) {
+ return walkUp(node, 200);
+ }
+ ts.walkUpParenthesizedExpressions = walkUpParenthesizedExpressions;
+ function skipParentheses(node) {
+ return ts.skipOuterExpressions(node, 1);
+ }
+ ts.skipParentheses = skipParentheses;
+ function skipParenthesesUp(node) {
+ while (node.kind === 200) {
+ node = node.parent;
+ }
+ return node;
+ }
+ function isDeleteTarget(node) {
+ if (node.kind !== 194 && node.kind !== 195) {
+ return false;
+ }
+ node = walkUpParenthesizedExpressions(node.parent);
+ return node && node.kind === 203;
+ }
+ 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 75:
+ 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 76:
+ return ts.isDeclaration(parent) && parent.name === name ? parent : undefined;
+ default:
+ return undefined;
+ }
+ }
+ ts.getDeclarationFromName = getDeclarationFromName;
+ function isLiteralComputedPropertyDeclarationName(node) {
+ return isStringOrNumericLiteralLike(node) &&
+ node.parent.kind === 154 &&
+ ts.isDeclaration(node.parent.parent);
+ }
+ ts.isLiteralComputedPropertyDeclarationName = isLiteralComputedPropertyDeclarationName;
+ function isIdentifierName(node) {
+ var parent = node.parent;
+ switch (parent.kind) {
+ case 159:
+ case 158:
+ case 161:
+ case 160:
+ case 163:
+ case 164:
+ case 284:
+ case 281:
+ case 194:
+ return parent.name === node;
+ case 153:
+ if (parent.right === node) {
+ while (parent.kind === 153) {
+ parent = parent.parent;
+ }
+ return parent.kind === 172 || parent.kind === 169;
+ }
+ return false;
+ case 191:
+ case 258:
+ return parent.propertyName === node;
+ case 263:
+ case 273:
+ return true;
+ }
+ return false;
+ }
+ ts.isIdentifierName = isIdentifierName;
+ function isAliasSymbolDeclaration(node) {
+ return node.kind === 253 ||
+ node.kind === 252 ||
+ node.kind === 255 && !!node.name ||
+ node.kind === 256 ||
+ node.kind === 262 ||
+ node.kind === 258 ||
+ node.kind === 263 ||
+ node.kind === 259 && 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 === 282 ||
+ node.kind === 281 && isAliasableExpression(node.initializer);
+ }
+ ts.isAliasSymbolDeclaration = isAliasSymbolDeclaration;
+ function getAliasDeclarationFromName(node) {
+ switch (node.parent.kind) {
+ case 255:
+ case 258:
+ case 256:
+ case 263:
+ case 259:
+ case 253:
+ return node.parent;
+ case 153:
+ do {
+ node = node.parent;
+ } while (node.parent.kind === 153);
+ 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 === 282 ? node.name : node.kind === 281 ? 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, 90);
+ 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, 113);
+ 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, 90);
+ 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 77 <= token && token <= 152;
+ }
+ ts.isKeyword = isKeyword;
+ function isContextualKeyword(token) {
+ return 122 <= token && token <= 152;
+ }
+ ts.isContextualKeyword = isContextualKeyword;
+ function isNonContextualKeyword(token) {
+ return isKeyword(token) && !isContextualKeyword(token);
+ }
+ ts.isNonContextualKeyword = isNonContextualKeyword;
+ function isFutureReservedKeyword(token) {
+ return 113 <= token && token <= 121;
+ }
+ 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 244:
+ case 201:
+ case 161:
+ if (node.asteriskToken) {
+ flags |= 1;
+ }
+ case 202:
+ if (hasModifier(node, 256)) {
+ flags |= 2;
+ }
+ break;
+ }
+ if (!node.body) {
+ flags |= 4;
+ }
+ return flags;
+ }
+ ts.getFunctionFlags = getFunctionFlags;
+ function isAsyncFunction(node) {
+ switch (node.kind) {
+ case 244:
+ case 201:
+ case 202:
+ case 161:
+ return node.body !== undefined
+ && node.asteriskToken === undefined
+ && hasModifier(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 === 154 || name.kind === 195)) {
+ 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 75:
+ case 76:
+ return name.escapedText;
+ case 10:
+ case 8:
+ return ts.escapeLeadingUnderscores(name.text);
+ case 154:
+ var nameExpression = name.expression;
+ if (isWellKnownSymbolSyntactically(nameExpression)) {
+ return getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name));
+ }
+ else if (isStringOrNumericLiteralLike(nameExpression)) {
+ return ts.escapeLeadingUnderscores(nameExpression.text);
+ }
+ return undefined;
+ default:
+ return ts.Debug.assertNever(name);
+ }
+ }
+ ts.getPropertyNameForPropertyNameNode = getPropertyNameForPropertyNameNode;
+ function isPropertyNameLiteral(node) {
+ switch (node.kind) {
+ case 75:
+ 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 === 75 && 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 === 156;
+ }
+ ts.isParameterDeclaration = isParameterDeclaration;
+ function getRootDeclaration(node) {
+ while (node.kind === 191) {
+ node = node.parent.parent;
+ }
+ return node;
+ }
+ ts.getRootDeclaration = getRootDeclaration;
+ function nodeStartsNewLexicalEnvironment(node) {
+ var kind = node.kind;
+ return kind === 162
+ || kind === 201
+ || kind === 244
+ || kind === 202
+ || kind === 161
+ || kind === 163
+ || kind === 164
+ || kind === 249
+ || kind === 290;
+ }
+ 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 === 197 && expression.arguments !== undefined;
+ return getOperatorAssociativity(expression.kind, operator, hasArguments);
+ }
+ ts.getExpressionAssociativity = getExpressionAssociativity;
+ function getOperatorAssociativity(kind, operator, hasArguments) {
+ switch (kind) {
+ case 197:
+ return hasArguments ? 0 : 1;
+ case 207:
+ case 204:
+ case 205:
+ case 203:
+ case 206:
+ case 210:
+ case 212:
+ return 1;
+ case 209:
+ 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 74:
+ case 73:
+ return 1;
+ }
+ }
+ return 0;
+ }
+ ts.getOperatorAssociativity = getOperatorAssociativity;
+ function getExpressionPrecedence(expression) {
+ var operator = getOperator(expression);
+ var hasArguments = expression.kind === 197 && expression.arguments !== undefined;
+ return getOperatorPrecedence(expression.kind, operator, hasArguments);
+ }
+ ts.getExpressionPrecedence = getExpressionPrecedence;
+ function getOperator(expression) {
+ if (expression.kind === 209) {
+ return expression.operatorToken.kind;
+ }
+ else if (expression.kind === 207 || expression.kind === 208) {
+ return expression.operator;
+ }
+ else {
+ return expression.kind;
+ }
+ }
+ ts.getOperator = getOperator;
+ function getOperatorPrecedence(nodeKind, operatorKind, hasArguments) {
+ switch (nodeKind) {
+ case 327:
+ return 0;
+ case 213:
+ return 1;
+ case 212:
+ return 2;
+ case 210:
+ return 4;
+ case 209:
+ 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 74:
+ case 73:
+ return 3;
+ default:
+ return getBinaryOperatorPrecedence(operatorKind);
+ }
+ case 207:
+ case 204:
+ case 205:
+ case 203:
+ case 206:
+ return 16;
+ case 208:
+ return 17;
+ case 196:
+ return 18;
+ case 197:
+ return hasArguments ? 19 : 18;
+ case 198:
+ case 194:
+ case 195:
+ return 19;
+ case 104:
+ case 102:
+ case 75:
+ case 100:
+ case 106:
+ case 91:
+ case 8:
+ case 9:
+ case 10:
+ case 192:
+ case 193:
+ case 201:
+ case 202:
+ case 214:
+ case 266:
+ case 267:
+ case 270:
+ case 13:
+ case 14:
+ case 211:
+ case 200:
+ case 215:
+ 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 98:
+ case 97:
+ case 123:
+ 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 createDiagnosticCollection() {
+ var nonFileDiagnostics = [];
+ var filesWithDiagnostics = [];
+ var fileDiagnostics = ts.createMap();
+ 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 = ts.createMapFromTemplate({
+ "\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 = ts.createMapFromTemplate({
+ "\"": """,
+ "\'": "'"
+ });
+ function encodeJsxCharacterEntity(charCode) {
+ var hexCharCode = charCode.toString(16).toUpperCase();
+ return "&#x" + hexCharCode + ";";
+ }
+ function getJsxAttributeStringReplacement(c) {
+ if (c.charCodeAt(0) === 0) {
+ return "�";
+ }
+ 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) {
+ if (indentStrings[level] === undefined) {
+ indentStrings[level] = getIndentString(level - 1) + indentStrings[1];
+ }
+ 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 getSourceFilesToEmit(host, targetSourceFile, forceDtsEmit) {
+ var options = host.getCompilerOptions();
+ if (options.outFile || options.out) {
+ 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 === 75 && identifierIsThisKeyword(node);
+ }
+ ts.isThisIdentifier = isThisIdentifier;
+ function identifierIsThisKeyword(id) {
+ return id.originalKeywordKind === 104;
+ }
+ ts.identifierIsThisKeyword = identifierIsThisKeyword;
+ function getAllAccessorDeclarations(declarations, accessor) {
+ var firstAccessor;
+ var secondAccessor;
+ var getAccessor;
+ var setAccessor;
+ if (hasDynamicName(accessor)) {
+ firstAccessor = accessor;
+ if (accessor.kind === 163) {
+ getAccessor = accessor;
+ }
+ else if (accessor.kind === 164) {
+ setAccessor = accessor;
+ }
+ else {
+ ts.Debug.fail("Accessor has wrong kind");
+ }
+ }
+ else {
+ ts.forEach(declarations, function (member) {
+ if (ts.isAccessor(member)
+ && hasModifier(member, 32) === hasModifier(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 === 163 && !getAccessor) {
+ getAccessor = member;
+ }
+ if (member.kind === 164 && !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 === 303 && 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 hasModifiers(node) {
+ return getModifierFlags(node) !== 0;
+ }
+ ts.hasModifiers = hasModifiers;
+ function hasModifier(node, flags) {
+ return !!getSelectedModifierFlags(node, flags);
+ }
+ ts.hasModifier = hasModifier;
+ function hasStaticModifier(node) {
+ return hasModifier(node, 32);
+ }
+ ts.hasStaticModifier = hasStaticModifier;
+ function hasReadonlyModifier(node) {
+ return hasModifier(node, 64);
+ }
+ ts.hasReadonlyModifier = hasReadonlyModifier;
+ function getSelectedModifierFlags(node, flags) {
+ return getModifierFlags(node) & flags;
+ }
+ ts.getSelectedModifierFlags = getSelectedModifierFlags;
+ function getModifierFlags(node) {
+ if (node.kind >= 0 && node.kind <= 152) {
+ return 0;
+ }
+ if (node.modifierFlagsCache & 536870912) {
+ return node.modifierFlagsCache & ~536870912;
+ }
+ var flags = getModifierFlagsNoCache(node);
+ node.modifierFlagsCache = flags | 536870912;
+ return flags;
+ }
+ ts.getModifierFlags = getModifierFlags;
+ function getModifierFlagsNoCache(node) {
+ var flags = 0;
+ if (node.modifiers) {
+ for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
+ var modifier = _a[_i];
+ flags |= modifierToFlag(modifier.kind);
+ }
+ }
+ if (isInJSFile(node) && !!node.parent) {
+ var tags = (ts.getJSDocPublicTag(node) ? 4 : 0)
+ | (ts.getJSDocPrivateTag(node) ? 8 : 0)
+ | (ts.getJSDocProtectedTag(node) ? 16 : 0)
+ | (ts.getJSDocReadonlyTag(node) ? 64 : 0);
+ flags |= tags;
+ }
+ if (node.flags & 4 || (node.kind === 75 && node.isInJSDocNamespace)) {
+ flags |= 1;
+ }
+ return flags;
+ }
+ ts.getModifierFlagsNoCache = getModifierFlagsNoCache;
+ function modifierToFlag(token) {
+ switch (token) {
+ case 120: return 32;
+ case 119: return 4;
+ case 118: return 16;
+ case 117: return 8;
+ case 122: return 128;
+ case 89: return 1;
+ case 130: return 2;
+ case 81: return 2048;
+ case 84: return 512;
+ case 126: return 256;
+ case 138: return 64;
+ }
+ return 0;
+ }
+ ts.modifierToFlag = modifierToFlag;
+ function isLogicalOperator(token) {
+ return token === 56
+ || token === 55
+ || token === 53;
+ }
+ ts.isLogicalOperator = isLogicalOperator;
+ function isAssignmentOperator(token) {
+ return token >= 62 && token <= 74;
+ }
+ 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 === 113 }
+ : 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 === 193
+ || kind === 192;
+ }
+ return false;
+ }
+ ts.isDestructuringAssignment = isDestructuringAssignment;
+ function isExpressionWithTypeArgumentsInClassExtendsClause(node) {
+ return tryGetClassExtendingExpressionWithTypeArguments(node) !== undefined;
+ }
+ ts.isExpressionWithTypeArgumentsInClassExtendsClause = isExpressionWithTypeArgumentsInClassExtendsClause;
+ function isEntityNameExpression(node) {
+ return node.kind === 75 || isPropertyAccessEntityNameExpression(node);
+ }
+ ts.isEntityNameExpression = isEntityNameExpression;
+ function getFirstIdentifier(node) {
+ switch (node.kind) {
+ case 75:
+ return node;
+ case 153:
+ do {
+ node = node.left;
+ } while (node.kind !== 75);
+ return node;
+ case 194:
+ do {
+ node = node.expression;
+ } while (node.kind !== 75);
+ return node;
+ }
+ }
+ ts.getFirstIdentifier = getFirstIdentifier;
+ function isDottedName(node) {
+ return node.kind === 75 || node.kind === 104 || node.kind === 102 ||
+ node.kind === 194 && isDottedName(node.expression) ||
+ node.kind === 200 && 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 + "." + 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 === 153 && node.parent.right === node) ||
+ (node.parent.kind === 194 && node.parent.name === node);
+ }
+ ts.isRightSideOfQualifiedNameOrPropertyAccess = isRightSideOfQualifiedNameOrPropertyAccess;
+ function isEmptyObjectLiteral(expression) {
+ return expression.kind === 193 &&
+ expression.properties.length === 0;
+ }
+ ts.isEmptyObjectLiteral = isEmptyObjectLiteral;
+ function isEmptyArrayLiteral(expression) {
+ return expression.kind === 192 &&
+ expression.elements.length === 0;
+ }
+ ts.isEmptyArrayLiteral = isEmptyArrayLiteral;
+ function getLocalSymbolForExportDefault(symbol) {
+ return isExportDefaultSymbol(symbol) ? symbol.declarations[0].localSymbol : undefined;
+ }
+ ts.getLocalSymbolForExportDefault = getLocalSymbolForExportDefault;
+ function isExportDefaultSymbol(symbol) {
+ return symbol && ts.length(symbol.declarations) > 0 && hasModifier(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 248:
+ case 249:
+ 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 200:
+ return accessKind(parent);
+ case 208:
+ case 207:
+ var operator = parent.operator;
+ return operator === 45 || operator === 46 ? writeOrReadWrite() : 0;
+ case 209:
+ var _a = parent, left = _a.left, operatorToken = _a.operatorToken;
+ return left === node && isAssignmentOperator(operatorToken.kind) ?
+ operatorToken.kind === 62 ? 1 : writeOrReadWrite()
+ : 0;
+ case 194:
+ return parent.name !== node ? 0 : accessKind(parent);
+ case 281: {
+ var parentAccess = accessKind(parent.parent);
+ return node === parent.name ? reverseAccessKind(parentAccess) : parentAccess;
+ }
+ case 282:
+ return node === parent.objectAssignmentInitializer ? 0 : accessKind(parent.parent);
+ case 192:
+ return accessKind(parent);
+ default:
+ return 0;
+ }
+ function writeOrReadWrite() {
+ return parent.parent && skipParenthesesUp(parent.parent).kind === 226 ? 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 && hasModifier(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 >= 168 && kind <= 188)
+ || kind === 125
+ || kind === 148
+ || kind === 140
+ || kind === 151
+ || kind === 141
+ || kind === 128
+ || kind === 143
+ || kind === 144
+ || kind === 104
+ || kind === 110
+ || kind === 146
+ || kind === 100
+ || kind === 137
+ || kind === 216
+ || kind === 295
+ || kind === 296
+ || kind === 297
+ || kind === 298
+ || kind === 299
+ || kind === 300
+ || kind === 301;
+ }
+ ts.isTypeNodeKind = isTypeNodeKind;
+ function isAccessExpression(node) {
+ return node.kind === 194 || node.kind === 195;
+ }
+ ts.isAccessExpression = isAccessExpression;
+ function getNameOfAccessExpression(node) {
+ if (node.kind === 194) {
+ return node.name;
+ }
+ ts.Debug.assert(node.kind === 195);
+ 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 === 257 || node.kind === 261;
+ }
+ ts.isNamedImportsOrExports = isNamedImportsOrExports;
+ 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) {
+ 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 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,
+ };
+ }
+ 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,
+ };
+ }
+ 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 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 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 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 discoverProbableSymlinks(files, getCanonicalFileName, cwd) {
+ var result = ts.createMap();
+ 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), commonResolved = _b[0], commonOriginal = _b[1];
+ result.set(commonOriginal, commonResolved);
+ }
+ return result;
+ }
+ 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));
+ 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();
+ }
+ return [ts.getPathFromPathComponents(aParts), ts.getPathFromPathComponents(bParts)];
+ }
+ 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 = ts.createMap();
+ 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 && options.allowJs;
+ 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 = [];
+ }
+ (_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;
+ var NodeSet = (function () {
+ function NodeSet() {
+ this.map = ts.createMap();
+ }
+ NodeSet.prototype.add = function (node) {
+ this.map.set(String(ts.getNodeId(node)), node);
+ };
+ NodeSet.prototype.tryAdd = function (node) {
+ if (this.has(node))
+ return false;
+ this.add(node);
+ return true;
+ };
+ NodeSet.prototype.has = function (node) {
+ return this.map.has(String(ts.getNodeId(node)));
+ };
+ NodeSet.prototype.forEach = function (cb) {
+ this.map.forEach(cb);
+ };
+ NodeSet.prototype.some = function (pred) {
+ return forEachEntry(this.map, pred) || false;
+ };
+ return NodeSet;
+ }());
+ ts.NodeSet = NodeSet;
+ var NodeMap = (function () {
+ function NodeMap() {
+ this.map = ts.createMap();
+ }
+ NodeMap.prototype.get = function (node) {
+ var res = this.map.get(String(ts.getNodeId(node)));
+ return res && res.value;
+ };
+ NodeMap.prototype.getOrUpdate = function (node, setValue) {
+ var res = this.get(node);
+ if (res)
+ return res;
+ var value = setValue();
+ this.set(node, value);
+ return value;
+ };
+ NodeMap.prototype.set = function (node, value) {
+ this.map.set(String(ts.getNodeId(node)), { node: node, value: value });
+ };
+ NodeMap.prototype.has = function (node) {
+ return this.map.has(String(ts.getNodeId(node)));
+ };
+ NodeMap.prototype.forEach = function (cb) {
+ this.map.forEach(function (_a) {
+ var node = _a.node, value = _a.value;
+ return cb(value, node);
+ });
+ };
+ return NodeMap;
+ }());
+ ts.NodeMap = NodeMap;
+ 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 getOrUpdate(map, key, getDefault) {
+ var got = map.get(key);
+ if (got === undefined) {
+ var value = getDefault();
+ map.set(key, value);
+ return value;
+ }
+ else {
+ return got;
+ }
+ }
+ ts.getOrUpdate = getOrUpdate;
+ 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 === 263;
+ }
+ ts.typeOnlyDeclarationIsExport = typeOnlyDeclarationIsExport;
+ function isPartOfPossiblyValidTypeOrAbstractComputedPropertyName(node) {
+ while (node.kind === 75 || node.kind === 194) {
+ node = node.parent;
+ }
+ if (node.kind !== 154) {
+ return false;
+ }
+ if (hasModifier(node.parent, 128)) {
+ return true;
+ }
+ var containerKind = node.parent.parent.kind;
+ return containerKind === 246 || containerKind === 173;
+ }
+ function isIdentifierInNonEmittingHeritageClause(node) {
+ if (node.kind !== 75)
+ return false;
+ var heritageClause = findAncestor(node.parent, function (parent) {
+ switch (parent.kind) {
+ case 279:
+ return true;
+ case 194:
+ case 216:
+ return false;
+ default:
+ return "quit";
+ }
+ });
+ return (heritageClause === null || heritageClause === void 0 ? void 0 : heritageClause.token) === 113 || (heritageClause === null || heritageClause === void 0 ? void 0 : heritageClause.parent.kind) === 246;
+ }
+ 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;
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ var NodeConstructor;
+ var TokenConstructor;
+ var IdentifierConstructor;
+ var PrivateIdentifierConstructor;
+ var SourceFileConstructor;
+ function createNode(kind, pos, end) {
+ if (kind === 290) {
+ return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end);
+ }
+ else if (kind === 75) {
+ return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end);
+ }
+ else if (kind === 76) {
+ return new (PrivateIdentifierConstructor || (PrivateIdentifierConstructor = ts.objectAllocator.getPrivateIdentifierConstructor()))(kind, pos, end);
+ }
+ else if (!ts.isNodeKind(kind)) {
+ return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end);
+ }
+ else {
+ return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, pos, end);
+ }
+ }
+ ts.createNode = createNode;
+ 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 <= 152) {
+ return;
+ }
+ switch (node.kind) {
+ case 153:
+ return visitNode(cbNode, node.left) ||
+ visitNode(cbNode, node.right);
+ case 155:
+ return visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.constraint) ||
+ visitNode(cbNode, node.default) ||
+ visitNode(cbNode, node.expression);
+ case 282:
+ 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 283:
+ return visitNode(cbNode, node.expression);
+ case 156:
+ 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 159:
+ 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 158:
+ 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 281:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.questionToken) ||
+ visitNode(cbNode, node.initializer);
+ case 242:
+ 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 191:
+ 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 170:
+ case 171:
+ case 165:
+ case 166:
+ case 167:
+ 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 161:
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ case 201:
+ case 244:
+ case 202:
+ 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 169:
+ return visitNode(cbNode, node.typeName) ||
+ visitNodes(cbNode, cbNodes, node.typeArguments);
+ case 168:
+ return visitNode(cbNode, node.assertsModifier) ||
+ visitNode(cbNode, node.parameterName) ||
+ visitNode(cbNode, node.type);
+ case 172:
+ return visitNode(cbNode, node.exprName);
+ case 173:
+ return visitNodes(cbNode, cbNodes, node.members);
+ case 174:
+ return visitNode(cbNode, node.elementType);
+ case 175:
+ return visitNodes(cbNode, cbNodes, node.elementTypes);
+ case 178:
+ case 179:
+ return visitNodes(cbNode, cbNodes, node.types);
+ case 180:
+ return visitNode(cbNode, node.checkType) ||
+ visitNode(cbNode, node.extendsType) ||
+ visitNode(cbNode, node.trueType) ||
+ visitNode(cbNode, node.falseType);
+ case 181:
+ return visitNode(cbNode, node.typeParameter);
+ case 188:
+ return visitNode(cbNode, node.argument) ||
+ visitNode(cbNode, node.qualifier) ||
+ visitNodes(cbNode, cbNodes, node.typeArguments);
+ case 182:
+ case 184:
+ return visitNode(cbNode, node.type);
+ case 185:
+ return visitNode(cbNode, node.objectType) ||
+ visitNode(cbNode, node.indexType);
+ case 186:
+ return visitNode(cbNode, node.readonlyToken) ||
+ visitNode(cbNode, node.typeParameter) ||
+ visitNode(cbNode, node.questionToken) ||
+ visitNode(cbNode, node.type);
+ case 187:
+ return visitNode(cbNode, node.literal);
+ case 189:
+ case 190:
+ return visitNodes(cbNode, cbNodes, node.elements);
+ case 192:
+ return visitNodes(cbNode, cbNodes, node.elements);
+ case 193:
+ return visitNodes(cbNode, cbNodes, node.properties);
+ case 194:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.questionDotToken) ||
+ visitNode(cbNode, node.name);
+ case 195:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.questionDotToken) ||
+ visitNode(cbNode, node.argumentExpression);
+ case 196:
+ case 197:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.questionDotToken) ||
+ visitNodes(cbNode, cbNodes, node.typeArguments) ||
+ visitNodes(cbNode, cbNodes, node.arguments);
+ case 198:
+ return visitNode(cbNode, node.tag) ||
+ visitNode(cbNode, node.questionDotToken) ||
+ visitNodes(cbNode, cbNodes, node.typeArguments) ||
+ visitNode(cbNode, node.template);
+ case 199:
+ return visitNode(cbNode, node.type) ||
+ visitNode(cbNode, node.expression);
+ case 200:
+ return visitNode(cbNode, node.expression);
+ case 203:
+ return visitNode(cbNode, node.expression);
+ case 204:
+ return visitNode(cbNode, node.expression);
+ case 205:
+ return visitNode(cbNode, node.expression);
+ case 207:
+ return visitNode(cbNode, node.operand);
+ case 212:
+ return visitNode(cbNode, node.asteriskToken) ||
+ visitNode(cbNode, node.expression);
+ case 206:
+ return visitNode(cbNode, node.expression);
+ case 208:
+ return visitNode(cbNode, node.operand);
+ case 209:
+ return visitNode(cbNode, node.left) ||
+ visitNode(cbNode, node.operatorToken) ||
+ visitNode(cbNode, node.right);
+ case 217:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.type);
+ case 218:
+ return visitNode(cbNode, node.expression);
+ case 219:
+ return visitNode(cbNode, node.name);
+ case 210:
+ return visitNode(cbNode, node.condition) ||
+ visitNode(cbNode, node.questionToken) ||
+ visitNode(cbNode, node.whenTrue) ||
+ visitNode(cbNode, node.colonToken) ||
+ visitNode(cbNode, node.whenFalse);
+ case 213:
+ return visitNode(cbNode, node.expression);
+ case 223:
+ case 250:
+ return visitNodes(cbNode, cbNodes, node.statements);
+ case 290:
+ return visitNodes(cbNode, cbNodes, node.statements) ||
+ visitNode(cbNode, node.endOfFileToken);
+ case 225:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.declarationList);
+ case 243:
+ return visitNodes(cbNode, cbNodes, node.declarations);
+ case 226:
+ return visitNode(cbNode, node.expression);
+ case 227:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.thenStatement) ||
+ visitNode(cbNode, node.elseStatement);
+ case 228:
+ return visitNode(cbNode, node.statement) ||
+ visitNode(cbNode, node.expression);
+ case 229:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.statement);
+ case 230:
+ return visitNode(cbNode, node.initializer) ||
+ visitNode(cbNode, node.condition) ||
+ visitNode(cbNode, node.incrementor) ||
+ visitNode(cbNode, node.statement);
+ case 231:
+ return visitNode(cbNode, node.initializer) ||
+ visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.statement);
+ case 232:
+ return visitNode(cbNode, node.awaitModifier) ||
+ visitNode(cbNode, node.initializer) ||
+ visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.statement);
+ case 233:
+ case 234:
+ return visitNode(cbNode, node.label);
+ case 235:
+ return visitNode(cbNode, node.expression);
+ case 236:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.statement);
+ case 237:
+ return visitNode(cbNode, node.expression) ||
+ visitNode(cbNode, node.caseBlock);
+ case 251:
+ return visitNodes(cbNode, cbNodes, node.clauses);
+ case 277:
+ return visitNode(cbNode, node.expression) ||
+ visitNodes(cbNode, cbNodes, node.statements);
+ case 278:
+ return visitNodes(cbNode, cbNodes, node.statements);
+ case 238:
+ return visitNode(cbNode, node.label) ||
+ visitNode(cbNode, node.statement);
+ case 239:
+ return visitNode(cbNode, node.expression);
+ case 240:
+ return visitNode(cbNode, node.tryBlock) ||
+ visitNode(cbNode, node.catchClause) ||
+ visitNode(cbNode, node.finallyBlock);
+ case 280:
+ return visitNode(cbNode, node.variableDeclaration) ||
+ visitNode(cbNode, node.block);
+ case 157:
+ return visitNode(cbNode, node.expression);
+ case 245:
+ case 214:
+ 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 246:
+ 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 247:
+ 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 248:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.name) ||
+ visitNodes(cbNode, cbNodes, node.members);
+ case 284:
+ return visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.initializer);
+ case 249:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.body);
+ case 253:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.moduleReference);
+ case 254:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.importClause) ||
+ visitNode(cbNode, node.moduleSpecifier);
+ case 255:
+ return visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.namedBindings);
+ case 252:
+ return visitNode(cbNode, node.name);
+ case 256:
+ return visitNode(cbNode, node.name);
+ case 262:
+ return visitNode(cbNode, node.name);
+ case 257:
+ case 261:
+ return visitNodes(cbNode, cbNodes, node.elements);
+ case 260:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.exportClause) ||
+ visitNode(cbNode, node.moduleSpecifier);
+ case 258:
+ case 263:
+ return visitNode(cbNode, node.propertyName) ||
+ visitNode(cbNode, node.name);
+ case 259:
+ return visitNodes(cbNode, cbNodes, node.decorators) ||
+ visitNodes(cbNode, cbNodes, node.modifiers) ||
+ visitNode(cbNode, node.expression);
+ case 211:
+ return visitNode(cbNode, node.head) || visitNodes(cbNode, cbNodes, node.templateSpans);
+ case 221:
+ return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal);
+ case 154:
+ return visitNode(cbNode, node.expression);
+ case 279:
+ return visitNodes(cbNode, cbNodes, node.types);
+ case 216:
+ return visitNode(cbNode, node.expression) ||
+ visitNodes(cbNode, cbNodes, node.typeArguments);
+ case 265:
+ return visitNode(cbNode, node.expression);
+ case 264:
+ return visitNodes(cbNode, cbNodes, node.decorators);
+ case 327:
+ return visitNodes(cbNode, cbNodes, node.elements);
+ case 266:
+ return visitNode(cbNode, node.openingElement) ||
+ visitNodes(cbNode, cbNodes, node.children) ||
+ visitNode(cbNode, node.closingElement);
+ case 270:
+ return visitNode(cbNode, node.openingFragment) ||
+ visitNodes(cbNode, cbNodes, node.children) ||
+ visitNode(cbNode, node.closingFragment);
+ case 267:
+ case 268:
+ return visitNode(cbNode, node.tagName) ||
+ visitNodes(cbNode, cbNodes, node.typeArguments) ||
+ visitNode(cbNode, node.attributes);
+ case 274:
+ return visitNodes(cbNode, cbNodes, node.properties);
+ case 273:
+ return visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.initializer);
+ case 275:
+ return visitNode(cbNode, node.expression);
+ case 276:
+ return visitNode(cbNode, node.dotDotDotToken) ||
+ visitNode(cbNode, node.expression);
+ case 269:
+ return visitNode(cbNode, node.tagName);
+ case 176:
+ case 177:
+ case 294:
+ case 298:
+ case 297:
+ case 299:
+ case 301:
+ return visitNode(cbNode, node.type);
+ case 300:
+ return visitNodes(cbNode, cbNodes, node.parameters) ||
+ visitNode(cbNode, node.type);
+ case 303:
+ return visitNodes(cbNode, cbNodes, node.tags);
+ case 317:
+ case 323:
+ return visitNode(cbNode, node.tagName) ||
+ (node.isNameFirst
+ ? visitNode(cbNode, node.name) ||
+ visitNode(cbNode, node.typeExpression)
+ : visitNode(cbNode, node.typeExpression) ||
+ visitNode(cbNode, node.name));
+ case 309:
+ return visitNode(cbNode, node.tagName);
+ case 308:
+ return visitNode(cbNode, node.tagName) ||
+ visitNode(cbNode, node.class);
+ case 307:
+ return visitNode(cbNode, node.tagName) ||
+ visitNode(cbNode, node.class);
+ case 321:
+ return visitNode(cbNode, node.tagName) ||
+ visitNode(cbNode, node.constraint) ||
+ visitNodes(cbNode, cbNodes, node.typeParameters);
+ case 322:
+ return visitNode(cbNode, node.tagName) ||
+ (node.typeExpression &&
+ node.typeExpression.kind === 294
+ ? visitNode(cbNode, node.typeExpression) ||
+ visitNode(cbNode, node.fullName)
+ : visitNode(cbNode, node.fullName) ||
+ visitNode(cbNode, node.typeExpression));
+ case 315:
+ return visitNode(cbNode, node.tagName) ||
+ visitNode(cbNode, node.fullName) ||
+ visitNode(cbNode, node.typeExpression);
+ case 318:
+ case 320:
+ case 319:
+ case 316:
+ return visitNode(cbNode, node.tagName) ||
+ visitNode(cbNode, node.typeExpression);
+ case 305:
+ return ts.forEach(node.typeParameters, cbNode) ||
+ ts.forEach(node.parameters, cbNode) ||
+ visitNode(cbNode, node.type);
+ case 304:
+ return ts.forEach(node.jsDocPropertyTags, cbNode);
+ case 306:
+ case 310:
+ case 311:
+ case 312:
+ case 313:
+ case 314:
+ return visitNode(cbNode, node.tagName);
+ case 326:
+ 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_1 = children; _i < children_1.length; _i++) {
+ var child = children_1[_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; }
+ 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");
+ 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;
+ var sourceFile;
+ var parseDiagnostics;
+ var syntaxCursor;
+ var currentToken;
+ var sourceText;
+ var nodeCount;
+ var identifiers;
+ var privateIdentifiers;
+ var identifierCount;
+ var parsingContext;
+ var notParenthesizedArrow;
+ var contextFlags;
+ 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_2 = parseJsonText(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes);
+ ts.convertToObjectWorker(result_2, result_2.parseDiagnostics, false, undefined, undefined);
+ result_2.referencedFiles = ts.emptyArray;
+ result_2.typeReferenceDirectives = ts.emptyArray;
+ result_2.libReferenceDirectives = ts.emptyArray;
+ result_2.amdDependencies = ts.emptyArray;
+ result_2.hasNoDefaultLib = false;
+ result_2.pragmas = ts.emptyMap;
+ return result_2;
+ }
+ initializeState(sourceText, languageVersion, syntaxCursor, scriptKind);
+ var result = parseSourceFileWorker(fileName, 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; }
+ initializeState(sourceText, languageVersion, syntaxCursor, 6);
+ sourceFile = createSourceFile(fileName, 2, 6, false);
+ sourceFile.flags = contextFlags;
+ nextToken();
+ var pos = getNodePos();
+ if (token() === 1) {
+ sourceFile.statements = createNodeArray([], pos, pos);
+ sourceFile.endOfFileToken = parseTokenNode();
+ }
+ else {
+ var statement = createNode(226);
+ switch (token()) {
+ case 22:
+ statement.expression = parseArrayLiteralExpression();
+ break;
+ case 106:
+ case 91:
+ case 100:
+ statement.expression = parseTokenNode();
+ break;
+ case 40:
+ if (lookAhead(function () { return nextToken() === 8 && nextToken() !== 58; })) {
+ statement.expression = parsePrefixUnaryExpression();
+ }
+ else {
+ statement.expression = parseObjectLiteralExpression();
+ }
+ break;
+ case 8:
+ case 10:
+ if (lookAhead(function () { return nextToken() !== 58; })) {
+ statement.expression = parseLiteralNode();
+ break;
+ }
+ default:
+ statement.expression = parseObjectLiteralExpression();
+ break;
+ }
+ finishNode(statement);
+ sourceFile.statements = createNodeArray([statement], pos);
+ sourceFile.endOfFileToken = parseExpectedToken(1, ts.Diagnostics.Unexpected_token);
+ }
+ if (setParentNodes) {
+ fixupParentReferences(sourceFile);
+ }
+ sourceFile.nodeCount = nodeCount;
+ sourceFile.identifierCount = identifierCount;
+ sourceFile.identifiers = identifiers;
+ sourceFile.parseDiagnostics = parseDiagnostics;
+ var result = sourceFile;
+ clearState();
+ return result;
+ }
+ Parser.parseJsonText = parseJsonText;
+ function getLanguageVariant(scriptKind) {
+ return scriptKind === 4 || scriptKind === 2 || scriptKind === 1 || scriptKind === 6 ? 1 : 0;
+ }
+ function initializeState(_sourceText, languageVersion, _syntaxCursor, scriptKind) {
+ NodeConstructor = ts.objectAllocator.getNodeConstructor();
+ TokenConstructor = ts.objectAllocator.getTokenConstructor();
+ IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor();
+ PrivateIdentifierConstructor = ts.objectAllocator.getPrivateIdentifierConstructor();
+ SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor();
+ sourceText = _sourceText;
+ syntaxCursor = _syntaxCursor;
+ parseDiagnostics = [];
+ parsingContext = 0;
+ identifiers = ts.createMap();
+ privateIdentifiers = ts.createMap();
+ identifierCount = 0;
+ nodeCount = 0;
+ 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(getLanguageVariant(scriptKind));
+ }
+ function clearState() {
+ scanner.clearCommentDirectives();
+ scanner.setText("");
+ scanner.setOnError(undefined);
+ parseDiagnostics = undefined;
+ sourceFile = undefined;
+ identifiers = undefined;
+ syntaxCursor = undefined;
+ sourceText = undefined;
+ notParenthesizedArrow = undefined;
+ }
+ function parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind) {
+ var isDeclarationFile = isDeclarationFileName(fileName);
+ if (isDeclarationFile) {
+ contextFlags |= 8388608;
+ }
+ sourceFile = createSourceFile(fileName, languageVersion, scriptKind, isDeclarationFile);
+ sourceFile.flags = contextFlags;
+ nextToken();
+ processCommentPragmas(sourceFile, sourceText);
+ processPragmasIntoFields(sourceFile, reportPragmaDiagnostic);
+ sourceFile.statements = parseList(0, parseStatement);
+ ts.Debug.assert(token() === 1);
+ sourceFile.endOfFileToken = addJSDocComment(parseTokenNode());
+ setExternalModuleIndicator(sourceFile);
+ sourceFile.commentDirectives = scanner.getCommentDirectives();
+ sourceFile.nodeCount = nodeCount;
+ sourceFile.identifierCount = identifierCount;
+ sourceFile.identifiers = identifiers;
+ sourceFile.parseDiagnostics = parseDiagnostics;
+ if (setParentNodes) {
+ fixupParentReferences(sourceFile);
+ }
+ return sourceFile;
+ function reportPragmaDiagnostic(pos, end, diagnostic) {
+ parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, pos, end, diagnostic));
+ }
+ }
+ function addJSDocComment(node) {
+ ts.Debug.assert(!node.jsDoc);
+ var jsDoc = ts.mapDefined(ts.getJSDocCommentRanges(node, sourceFile.text), function (comment) { return JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); });
+ if (jsDoc.length)
+ node.jsDoc = jsDoc;
+ return node;
+ }
+ function fixupParentReferences(rootNode) {
+ forEachChildRecursively(rootNode, bindParentToChild);
+ function bindParentToChild(child, parent) {
+ child.parent = parent;
+ if (ts.hasJSDocNodes(child)) {
+ for (var _i = 0, _a = child.jsDoc; _i < _a.length; _i++) {
+ var doc = _a[_i];
+ bindParentToChild(doc, child);
+ forEachChildRecursively(doc, bindParentToChild);
+ }
+ }
+ }
+ }
+ Parser.fixupParentReferences = fixupParentReferences;
+ function createSourceFile(fileName, languageVersion, scriptKind, isDeclarationFile) {
+ var sourceFile = new SourceFileConstructor(290, 0, sourceText.length);
+ nodeCount++;
+ sourceFile.text = sourceText;
+ sourceFile.bindDiagnostics = [];
+ sourceFile.bindSuggestionDiagnostics = undefined;
+ sourceFile.languageVersion = languageVersion;
+ sourceFile.fileName = ts.normalizePath(fileName);
+ sourceFile.languageVariant = 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.createFileDiagnostic(sourceFile, 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 token() {
+ return currentToken;
+ }
+ function nextTokenWithoutCheck() {
+ return currentToken = scanner.scan();
+ }
+ 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, isLookAhead) {
+ var saveToken = currentToken;
+ var saveParseDiagnosticsLength = parseDiagnostics.length;
+ var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode;
+ var saveContextFlags = contextFlags;
+ var result = isLookAhead
+ ? scanner.lookAhead(callback)
+ : scanner.tryScan(callback);
+ ts.Debug.assert(saveContextFlags === contextFlags);
+ if (!result || isLookAhead) {
+ currentToken = saveToken;
+ parseDiagnostics.length = saveParseDiagnosticsLength;
+ parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode;
+ }
+ return result;
+ }
+ function lookAhead(callback) {
+ return speculationHelper(callback, true);
+ }
+ function tryParse(callback) {
+ return speculationHelper(callback, false);
+ }
+ function isIdentifier() {
+ if (token() === 75) {
+ return true;
+ }
+ if (token() === 121 && inYieldContext()) {
+ return false;
+ }
+ if (token() === 127 && inAwaitContext()) {
+ return false;
+ }
+ return token() > 112;
+ }
+ 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 node = createNode(token());
+ nextToken();
+ return finishNode(node);
+ }
+ function parseTokenNodeJSDoc() {
+ var node = createNode(token());
+ nextTokenJSDoc();
+ return finishNode(node);
+ }
+ 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 createNode(kind, pos) {
+ nodeCount++;
+ var p = pos >= 0 ? pos : scanner.getStartPos();
+ return ts.isNodeKind(kind) || kind === 0 ? new NodeConstructor(kind, p, p) :
+ kind === 75 ? new IdentifierConstructor(kind, p, p) :
+ kind === 76 ? new PrivateIdentifierConstructor(kind, p, p) :
+ new TokenConstructor(kind, p, p);
+ }
+ function createNodeWithJSDoc(kind, pos) {
+ var node = createNode(kind, pos);
+ if (scanner.getTokenFlags() & 2 && (kind !== 226 || token() !== 20)) {
+ addJSDocComment(node);
+ }
+ return node;
+ }
+ function createNodeArray(elements, pos, end) {
+ var length = elements.length;
+ var array = (length >= 1 && length <= 4 ? elements.slice() : elements);
+ array.pos = pos;
+ array.end = end === undefined ? scanner.getStartPos() : end;
+ return array;
+ }
+ function finishNode(node, end) {
+ node.end = end === undefined ? scanner.getStartPos() : end;
+ 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 result = createNode(kind);
+ if (kind === 75) {
+ result.escapedText = "";
+ }
+ else if (ts.isLiteralKind(kind) || ts.isTemplateLiteralKind(kind)) {
+ result.text = "";
+ }
+ return finishNode(result);
+ }
+ 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 node = createNode(75);
+ if (token() !== 75) {
+ node.originalKeywordKind = token();
+ }
+ node.escapedText = ts.escapeLeadingUnderscores(internIdentifier(scanner.getTokenValue()));
+ nextTokenWithoutCheck();
+ return finishNode(node);
+ }
+ if (token() === 76) {
+ 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(75, reportAtCurrentPosition, diagnosticMessage || defaultMessage, msgArg);
+ }
+ 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() === 76) {
+ return parsePrivateIdentifier();
+ }
+ return parseIdentifierName();
+ }
+ function parsePropertyName() {
+ return parsePropertyNameWorker(true);
+ }
+ function parseComputedPropertyName() {
+ var node = createNode(154);
+ parseExpected(22);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(23);
+ return finishNode(node);
+ }
+ function internPrivateIdentifier(text) {
+ var privateIdentifier = privateIdentifiers.get(text);
+ if (privateIdentifier === undefined) {
+ privateIdentifiers.set(text, privateIdentifier = text);
+ }
+ return privateIdentifier;
+ }
+ function parsePrivateIdentifier() {
+ var node = createNode(76);
+ node.escapedText = ts.escapeLeadingUnderscores(internPrivateIdentifier(scanner.getTokenText()));
+ nextToken();
+ return finishNode(node);
+ }
+ function parseContextualModifier(t) {
+ return token() === t && tryParse(nextTokenCanFollowModifier);
+ }
+ function nextTokenIsOnSameLineAndCanFollowModifier() {
+ nextToken();
+ if (scanner.hasPrecedingLineBreak()) {
+ return false;
+ }
+ return canFollowModifier();
+ }
+ function nextTokenCanFollowModifier() {
+ switch (token()) {
+ case 81:
+ return nextToken() === 88;
+ case 89:
+ nextToken();
+ if (token() === 84) {
+ return lookAhead(nextTokenCanFollowDefaultKeyword);
+ }
+ if (token() === 145) {
+ return lookAhead(nextTokenCanFollowExportModifier);
+ }
+ return canFollowExportModifier();
+ case 84:
+ return nextTokenCanFollowDefaultKeyword();
+ case 120:
+ case 131:
+ case 142:
+ nextToken();
+ return canFollowModifier();
+ default:
+ return nextTokenIsOnSameLineAndCanFollowModifier();
+ }
+ }
+ function canFollowExportModifier() {
+ return token() !== 41
+ && token() !== 123
+ && 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() === 80 || token() === 94 ||
+ token() === 114 ||
+ (token() === 122 && lookAhead(nextTokenIsClassKeywordOnSameLine)) ||
+ (token() === 126 && 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() === 78 || token() === 84;
+ 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 isIdentifierOrPrivateIdentifierOrPattern();
+ case 10:
+ return token() === 27 || token() === 25 || isIdentifierOrPrivateIdentifierOrPattern();
+ 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 === 90 || next === 113;
+ }
+ 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() === 113 ||
+ token() === 90) {
+ 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() === 78 || token() === 84;
+ case 7:
+ return token() === 18 || token() === 90 || token() === 113;
+ case 8:
+ return isVariableDeclaratorListTerminator();
+ case 19:
+ return token() === 31 || token() === 20 || token() === 18 || token() === 90 || token() === 113;
+ 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 162:
+ case 167:
+ case 163:
+ case 164:
+ case 159:
+ case 222:
+ return true;
+ case 161:
+ var methodDeclaration = node;
+ var nameIsConstructor = methodDeclaration.name.kind === 75 &&
+ methodDeclaration.name.originalKeywordKind === 129;
+ return !nameIsConstructor;
+ }
+ }
+ return false;
+ }
+ function isReusableSwitchClause(node) {
+ if (node) {
+ switch (node.kind) {
+ case 277:
+ case 278:
+ return true;
+ }
+ }
+ return false;
+ }
+ function isReusableStatement(node) {
+ if (node) {
+ switch (node.kind) {
+ case 244:
+ case 225:
+ case 223:
+ case 227:
+ case 226:
+ case 239:
+ case 235:
+ case 237:
+ case 234:
+ case 233:
+ case 231:
+ case 232:
+ case 230:
+ case 229:
+ case 236:
+ case 224:
+ case 240:
+ case 238:
+ case 228:
+ case 241:
+ case 254:
+ case 253:
+ case 260:
+ case 259:
+ case 249:
+ case 245:
+ case 246:
+ case 248:
+ case 247:
+ return true;
+ }
+ }
+ return false;
+ }
+ function isReusableEnumMember(node) {
+ return node.kind === 284;
+ }
+ function isReusableTypeMember(node) {
+ if (node) {
+ switch (node.kind) {
+ case 166:
+ case 160:
+ case 167:
+ case 158:
+ case 165:
+ return true;
+ }
+ }
+ return false;
+ }
+ function isReusableVariableDeclaration(node) {
+ if (node.kind !== 242) {
+ return false;
+ }
+ var variableDeclarator = node;
+ return variableDeclarator.initializer === undefined;
+ }
+ function isReusableParameter(node) {
+ if (node.kind !== 156) {
+ return false;
+ }
+ var parameter = node;
+ return parameter.initializer === undefined;
+ }
+ function abortParsingListOrMoveToNextToken(kind) {
+ parseErrorAtCurrentToken(parsingContextErrors(kind));
+ if (isInSomeParsingContext()) {
+ return true;
+ }
+ nextToken();
+ return false;
+ }
+ function parsingContextErrors(context) {
+ switch (context) {
+ case 0: return ts.Diagnostics.Declaration_or_statement_expected;
+ case 1: return ts.Diagnostics.Declaration_or_statement_expected;
+ case 2: return ts.Diagnostics.case_or_default_expected;
+ case 3: return ts.Diagnostics.Statement_expected;
+ case 18:
+ case 4: return ts.Diagnostics.Property_or_signature_expected;
+ case 5: return ts.Diagnostics.Unexpected_token_A_constructor_method_accessor_or_property_was_expected;
+ case 6: return ts.Diagnostics.Enum_member_expected;
+ case 7: return ts.Diagnostics.Expression_expected;
+ case 8: return ts.Diagnostics.Variable_declaration_expected;
+ case 9: return ts.Diagnostics.Property_destructuring_pattern_expected;
+ case 10: return ts.Diagnostics.Array_element_destructuring_pattern_expected;
+ case 11: return ts.Diagnostics.Argument_expression_expected;
+ case 12: return ts.Diagnostics.Property_assignment_expected;
+ case 15: return ts.Diagnostics.Expression_or_comma_expected;
+ case 17: return ts.Diagnostics.Parameter_declaration_expected;
+ case 16: return ts.Diagnostics.Parameter_declaration_expected;
+ case 19: return ts.Diagnostics.Type_parameter_declaration_expected;
+ case 20: return ts.Diagnostics.Type_argument_expected;
+ case 21: return ts.Diagnostics.Type_expected;
+ case 22: return ts.Diagnostics.Unexpected_token_expected;
+ case 23: return ts.Diagnostics.Identifier_expected;
+ case 13: return ts.Diagnostics.Identifier_expected;
+ case 14: return 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;
+ var result = createNodeArray(list, listPos);
+ if (commaStart >= 0) {
+ result.hasTrailingComma = true;
+ }
+ return result;
+ }
+ 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 entity = allowReservedWords ? parseIdentifierName(diagnosticMessage) : parseIdentifier(diagnosticMessage);
+ var dotPos = scanner.getStartPos();
+ while (parseOptional(24)) {
+ if (token() === 29) {
+ entity.jsdocDotPos = dotPos;
+ break;
+ }
+ dotPos = scanner.getStartPos();
+ entity = createQualifiedName(entity, parseRightSideOfDot(allowReservedWords, false));
+ }
+ return entity;
+ }
+ function createQualifiedName(entity, name) {
+ var node = createNode(153, entity.pos);
+ node.left = entity;
+ node.right = name;
+ return finishNode(node);
+ }
+ function parseRightSideOfDot(allowIdentifierNames, allowPrivateIdentifiers) {
+ if (scanner.hasPrecedingLineBreak() && ts.tokenIsIdentifierOrKeyword(token())) {
+ var matchesPattern = lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
+ if (matchesPattern) {
+ return createMissingNode(75, true, ts.Diagnostics.Identifier_expected);
+ }
+ }
+ if (token() === 76) {
+ var node = parsePrivateIdentifier();
+ return allowPrivateIdentifiers ? node : createMissingNode(75, true, ts.Diagnostics.Identifier_expected);
+ }
+ return allowIdentifierNames ? parseIdentifierName() : parseIdentifier();
+ }
+ function parseTemplateExpression(isTaggedTemplate) {
+ var template = createNode(211);
+ template.head = parseTemplateHead(isTaggedTemplate);
+ ts.Debug.assert(template.head.kind === 15, "Template head has wrong token kind");
+ var list = [];
+ var listPos = getNodePos();
+ do {
+ list.push(parseTemplateSpan(isTaggedTemplate));
+ } while (ts.last(list).literal.kind === 16);
+ template.templateSpans = createNodeArray(list, listPos);
+ return finishNode(template);
+ }
+ function parseTemplateSpan(isTaggedTemplate) {
+ var span = createNode(221);
+ span.expression = allowInAnd(parseExpression);
+ var literal;
+ if (token() === 19) {
+ reScanTemplateToken(isTaggedTemplate);
+ literal = parseTemplateMiddleOrTemplateTail();
+ }
+ else {
+ literal = parseExpectedToken(17, ts.Diagnostics._0_expected, ts.tokenToString(19));
+ }
+ span.literal = literal;
+ return finishNode(span);
+ }
+ 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 parseLiteralLikeNode(kind) {
+ var node = createNode(kind);
+ node.text = scanner.getTokenValue();
+ switch (kind) {
+ case 14:
+ case 15:
+ case 16:
+ case 17:
+ var isLast = kind === 14 || kind === 17;
+ var tokenText = scanner.getTokenText();
+ node.rawText = tokenText.substring(1, tokenText.length - (scanner.isUnterminated() ? 0 : isLast ? 1 : 2));
+ break;
+ }
+ if (scanner.hasExtendedUnicodeEscape()) {
+ node.hasExtendedUnicodeEscape = true;
+ }
+ if (scanner.isUnterminated()) {
+ node.isUnterminated = true;
+ }
+ if (node.kind === 8) {
+ node.numericLiteralFlags = scanner.getTokenFlags() & 1008;
+ }
+ if (ts.isTemplateLiteralKind(node.kind)) {
+ node.templateFlags = scanner.getTokenFlags() & 2048;
+ }
+ nextToken();
+ finishNode(node);
+ return node;
+ }
+ function parseTypeReference() {
+ var node = createNode(169);
+ node.typeName = parseEntityName(true, ts.Diagnostics.Type_expected);
+ if (!scanner.hasPrecedingLineBreak() && reScanLessThanToken() === 29) {
+ node.typeArguments = parseBracketedList(20, parseType, 29, 31);
+ }
+ return finishNode(node);
+ }
+ function typeHasArrowFunctionBlockingParseError(node) {
+ switch (node.kind) {
+ case 169:
+ return ts.nodeIsMissing(node.typeName);
+ case 170:
+ case 171: {
+ var _a = node, parameters = _a.parameters, type = _a.type;
+ return isMissingList(parameters) || typeHasArrowFunctionBlockingParseError(type);
+ }
+ case 182:
+ return typeHasArrowFunctionBlockingParseError(node.type);
+ default:
+ return false;
+ }
+ }
+ function parseThisTypePredicate(lhs) {
+ nextToken();
+ var node = createNode(168, lhs.pos);
+ node.parameterName = lhs;
+ node.type = parseType();
+ return finishNode(node);
+ }
+ function parseThisTypeNode() {
+ var node = createNode(183);
+ nextToken();
+ return finishNode(node);
+ }
+ function parseJSDocAllType(postFixEquals) {
+ var result = createNode(295);
+ if (postFixEquals) {
+ return createPostfixType(299, result);
+ }
+ else {
+ nextToken();
+ }
+ return finishNode(result);
+ }
+ function parseJSDocNonNullableType() {
+ var result = createNode(298);
+ nextToken();
+ result.type = parseNonArrayType();
+ return finishNode(result);
+ }
+ function parseJSDocUnknownOrNullableType() {
+ var pos = scanner.getStartPos();
+ nextToken();
+ if (token() === 27 ||
+ token() === 19 ||
+ token() === 21 ||
+ token() === 31 ||
+ token() === 62 ||
+ token() === 51) {
+ var result = createNode(296, pos);
+ return finishNode(result);
+ }
+ else {
+ var result = createNode(297, pos);
+ result.type = parseType();
+ return finishNode(result);
+ }
+ }
+ function parseJSDocFunctionType() {
+ if (lookAhead(nextTokenIsOpenParen)) {
+ var result = createNodeWithJSDoc(300);
+ nextToken();
+ fillSignature(58, 4 | 32, result);
+ return finishNode(result);
+ }
+ var node = createNode(169);
+ node.typeName = parseIdentifierName();
+ return finishNode(node);
+ }
+ function parseJSDocParameter() {
+ var parameter = createNode(156);
+ if (token() === 104 || token() === 99) {
+ parameter.name = parseIdentifierName();
+ parseExpected(58);
+ }
+ parameter.type = parseJSDocType();
+ return finishNode(parameter);
+ }
+ function parseJSDocType() {
+ scanner.setInJSDocType(true);
+ var moduleSpecifier = parseOptionalToken(135);
+ if (moduleSpecifier) {
+ var moduleTag = createNode(302, moduleSpecifier.pos);
+ terminate: while (true) {
+ switch (token()) {
+ case 19:
+ case 1:
+ case 27:
+ case 5:
+ break terminate;
+ default:
+ nextTokenJSDoc();
+ }
+ }
+ scanner.setInJSDocType(false);
+ return finishNode(moduleTag);
+ }
+ var dotdotdot = parseOptionalToken(25);
+ var type = parseTypeOrTypePredicate();
+ scanner.setInJSDocType(false);
+ if (dotdotdot) {
+ var variadic = createNode(301, dotdotdot.pos);
+ variadic.type = type;
+ type = finishNode(variadic);
+ }
+ if (token() === 62) {
+ return createPostfixType(299, type);
+ }
+ return type;
+ }
+ function parseTypeQuery() {
+ var node = createNode(172);
+ parseExpected(108);
+ node.exprName = parseEntityName(true);
+ return finishNode(node);
+ }
+ function parseTypeParameter() {
+ var node = createNode(155);
+ node.name = parseIdentifier();
+ if (parseOptional(90)) {
+ if (isStartOfType() || !isStartOfExpression()) {
+ node.constraint = parseType();
+ }
+ else {
+ node.expression = parseUnaryExpressionOrHigher();
+ }
+ }
+ if (parseOptional(62)) {
+ node.default = parseType();
+ }
+ return finishNode(node);
+ }
+ function parseTypeParameters() {
+ if (token() === 29) {
+ return parseBracketedList(19, parseTypeParameter, 29, 31);
+ }
+ }
+ function parseParameterType() {
+ if (parseOptional(58)) {
+ return parseType();
+ }
+ return undefined;
+ }
+ function isStartOfParameter(isJSDocParameter) {
+ return token() === 25 ||
+ isIdentifierOrPrivateIdentifierOrPattern() ||
+ ts.isModifierKind(token()) ||
+ token() === 59 ||
+ isStartOfType(!isJSDocParameter);
+ }
+ function parseParameter() {
+ var node = createNodeWithJSDoc(156);
+ if (token() === 104) {
+ node.name = createIdentifier(true);
+ node.type = parseParameterType();
+ return finishNode(node);
+ }
+ node.decorators = parseDecorators();
+ node.modifiers = parseModifiers();
+ node.dotDotDotToken = parseOptionalToken(25);
+ node.name = parseIdentifierOrPattern(ts.Diagnostics.Private_identifiers_cannot_be_used_as_parameters);
+ if (ts.getFullWidth(node.name) === 0 && !node.modifiers && ts.isModifierKind(token())) {
+ nextToken();
+ }
+ node.questionToken = parseOptionalToken(57);
+ node.type = parseParameterType();
+ node.initializer = parseInitializer();
+ return finishNode(node);
+ }
+ function fillSignature(returnToken, flags, signature) {
+ if (!(flags & 32)) {
+ signature.typeParameters = parseTypeParameters();
+ }
+ var parametersParsedSuccessfully = parseParameterList(signature, flags);
+ if (shouldParseReturnType(returnToken, !!(flags & 4))) {
+ signature.type = parseTypeOrTypePredicate();
+ if (typeHasArrowFunctionBlockingParseError(signature.type))
+ return false;
+ }
+ return parametersParsedSuccessfully;
+ }
+ 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 parseParameterList(signature, flags) {
+ if (!parseExpected(20)) {
+ signature.parameters = createMissingList();
+ return false;
+ }
+ var savedYieldContext = inYieldContext();
+ var savedAwaitContext = inAwaitContext();
+ setYieldContext(!!(flags & 1));
+ setAwaitContext(!!(flags & 2));
+ signature.parameters = flags & 32 ?
+ parseDelimitedList(17, parseJSDocParameter) :
+ parseDelimitedList(16, parseParameter);
+ setYieldContext(savedYieldContext);
+ setAwaitContext(savedAwaitContext);
+ return parseExpected(21);
+ }
+ function parseTypeMemberSemicolon() {
+ if (parseOptional(27)) {
+ return;
+ }
+ parseSemicolon();
+ }
+ function parseSignatureMember(kind) {
+ var node = createNodeWithJSDoc(kind);
+ if (kind === 166) {
+ parseExpected(99);
+ }
+ fillSignature(58, 4, node);
+ parseTypeMemberSemicolon();
+ return finishNode(node);
+ }
+ 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(node) {
+ node.kind = 167;
+ node.parameters = parseBracketedList(16, parseParameter, 22, 23);
+ node.type = parseTypeAnnotation();
+ parseTypeMemberSemicolon();
+ return finishNode(node);
+ }
+ function parsePropertyOrMethodSignature(node) {
+ node.name = parsePropertyName();
+ node.questionToken = parseOptionalToken(57);
+ if (token() === 20 || token() === 29) {
+ node.kind = 160;
+ fillSignature(58, 4, node);
+ }
+ else {
+ node.kind = 158;
+ node.type = parseTypeAnnotation();
+ if (token() === 62) {
+ node.initializer = parseInitializer();
+ }
+ }
+ parseTypeMemberSemicolon();
+ return finishNode(node);
+ }
+ 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(165);
+ }
+ if (token() === 99 && lookAhead(nextTokenIsOpenParenOrLessThan)) {
+ return parseSignatureMember(166);
+ }
+ var node = createNodeWithJSDoc(0);
+ node.modifiers = parseModifiers();
+ if (isIndexSignature()) {
+ return parseIndexSignatureDeclaration(node);
+ }
+ return parsePropertyOrMethodSignature(node);
+ }
+ 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 node = createNode(173);
+ node.members = parseObjectTypeMembers();
+ return finishNode(node);
+ }
+ 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() === 138;
+ }
+ if (token() === 138) {
+ nextToken();
+ }
+ return token() === 22 && nextTokenIsIdentifier() && nextToken() === 97;
+ }
+ function parseMappedTypeParameter() {
+ var node = createNode(155);
+ node.name = parseIdentifier();
+ parseExpected(97);
+ node.constraint = parseType();
+ return finishNode(node);
+ }
+ function parseMappedType() {
+ var node = createNode(186);
+ parseExpected(18);
+ if (token() === 138 || token() === 39 || token() === 40) {
+ node.readonlyToken = parseTokenNode();
+ if (node.readonlyToken.kind !== 138) {
+ parseExpectedToken(138);
+ }
+ }
+ parseExpected(22);
+ node.typeParameter = parseMappedTypeParameter();
+ parseExpected(23);
+ if (token() === 57 || token() === 39 || token() === 40) {
+ node.questionToken = parseTokenNode();
+ if (node.questionToken.kind !== 57) {
+ parseExpectedToken(57);
+ }
+ }
+ node.type = parseTypeAnnotation();
+ parseSemicolon();
+ parseExpected(19);
+ return finishNode(node);
+ }
+ function parseTupleElementType() {
+ var pos = getNodePos();
+ if (parseOptional(25)) {
+ var node = createNode(177, pos);
+ node.type = parseType();
+ return finishNode(node);
+ }
+ var type = parseType();
+ if (!(contextFlags & 4194304) && type.kind === 297 && type.pos === type.type.pos) {
+ type.kind = 176;
+ }
+ return type;
+ }
+ function parseTupleType() {
+ var node = createNode(175);
+ node.elementTypes = parseBracketedList(21, parseTupleElementType, 22, 23);
+ return finishNode(node);
+ }
+ function parseParenthesizedType() {
+ var node = createNode(182);
+ parseExpected(20);
+ node.type = parseType();
+ parseExpected(21);
+ return finishNode(node);
+ }
+ function parseFunctionOrConstructorType() {
+ var pos = getNodePos();
+ var kind = parseOptional(99) ? 171 : 170;
+ var node = createNodeWithJSDoc(kind, pos);
+ fillSignature(38, 4, node);
+ return finishNode(node);
+ }
+ function parseKeywordAndNoDot() {
+ var node = parseTokenNode();
+ return token() === 24 ? undefined : node;
+ }
+ function parseLiteralTypeNode(negative) {
+ var node = createNode(187);
+ var unaryMinusExpression;
+ if (negative) {
+ unaryMinusExpression = createNode(207);
+ unaryMinusExpression.operator = 40;
+ nextToken();
+ }
+ var expression = token() === 106 || token() === 91
+ ? parseTokenNode()
+ : parseLiteralLikeNode(token());
+ if (negative) {
+ unaryMinusExpression.operand = expression;
+ finishNode(unaryMinusExpression);
+ expression = unaryMinusExpression;
+ }
+ node.literal = expression;
+ return finishNode(node);
+ }
+ function isStartOfTypeOfImportType() {
+ nextToken();
+ return token() === 96;
+ }
+ function parseImportType() {
+ sourceFile.flags |= 1048576;
+ var node = createNode(188);
+ if (parseOptional(108)) {
+ node.isTypeOf = true;
+ }
+ parseExpected(96);
+ parseExpected(20);
+ node.argument = parseType();
+ parseExpected(21);
+ if (parseOptional(24)) {
+ node.qualifier = parseEntityName(true, ts.Diagnostics.Type_expected);
+ }
+ if (!scanner.hasPrecedingLineBreak() && reScanLessThanToken() === 29) {
+ node.typeArguments = parseBracketedList(20, parseType, 29, 31);
+ }
+ return finishNode(node);
+ }
+ function nextTokenIsNumericOrBigIntLiteral() {
+ nextToken();
+ return token() === 8 || token() === 9;
+ }
+ function parseNonArrayType() {
+ switch (token()) {
+ case 125:
+ case 148:
+ case 143:
+ case 140:
+ case 151:
+ case 144:
+ case 128:
+ case 146:
+ case 137:
+ case 141:
+ return tryParse(parseKeywordAndNoDot) || parseTypeReference();
+ case 41:
+ return parseJSDocAllType(false);
+ case 65:
+ return parseJSDocAllType(true);
+ case 60:
+ scanner.reScanQuestionToken();
+ case 57:
+ return parseJSDocUnknownOrNullableType();
+ case 94:
+ return parseJSDocFunctionType();
+ case 53:
+ return parseJSDocNonNullableType();
+ case 14:
+ case 10:
+ case 8:
+ case 9:
+ case 106:
+ case 91:
+ return parseLiteralTypeNode();
+ case 40:
+ return lookAhead(nextTokenIsNumericOrBigIntLiteral) ? parseLiteralTypeNode(true) : parseTypeReference();
+ case 110:
+ case 100:
+ return parseTokenNode();
+ case 104: {
+ var thisKeyword = parseThisTypeNode();
+ if (token() === 133 && !scanner.hasPrecedingLineBreak()) {
+ return parseThisTypePredicate(thisKeyword);
+ }
+ else {
+ return thisKeyword;
+ }
+ }
+ case 108:
+ return lookAhead(isStartOfTypeOfImportType) ? parseImportType() : parseTypeQuery();
+ case 18:
+ return lookAhead(isStartOfMappedType) ? parseMappedType() : parseTypeLiteral();
+ case 22:
+ return parseTupleType();
+ case 20:
+ return parseParenthesizedType();
+ case 96:
+ return parseImportType();
+ case 124:
+ return lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine) ? parseAssertsTypePredicate() : parseTypeReference();
+ default:
+ return parseTypeReference();
+ }
+ }
+ function isStartOfType(inStartOfParameter) {
+ switch (token()) {
+ case 125:
+ case 148:
+ case 143:
+ case 140:
+ case 151:
+ case 128:
+ case 138:
+ case 144:
+ case 147:
+ case 110:
+ case 146:
+ case 100:
+ case 104:
+ case 108:
+ case 137:
+ case 18:
+ case 22:
+ case 29:
+ case 51:
+ case 50:
+ case 99:
+ case 10:
+ case 8:
+ case 9:
+ case 106:
+ case 91:
+ case 141:
+ case 41:
+ case 57:
+ case 53:
+ case 25:
+ case 132:
+ case 96:
+ case 124:
+ return true;
+ case 94:
+ 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 type = parseNonArrayType();
+ while (!scanner.hasPrecedingLineBreak()) {
+ switch (token()) {
+ case 53:
+ type = createPostfixType(298, type);
+ break;
+ case 57:
+ if (!(contextFlags & 4194304) && lookAhead(nextTokenIsStartOfType)) {
+ return type;
+ }
+ type = createPostfixType(297, type);
+ break;
+ case 22:
+ parseExpected(22);
+ if (isStartOfType()) {
+ var node = createNode(185, type.pos);
+ node.objectType = type;
+ node.indexType = parseType();
+ parseExpected(23);
+ type = finishNode(node);
+ }
+ else {
+ var node = createNode(174, type.pos);
+ node.elementType = type;
+ parseExpected(23);
+ type = finishNode(node);
+ }
+ break;
+ default:
+ return type;
+ }
+ }
+ return type;
+ }
+ function createPostfixType(kind, type) {
+ nextToken();
+ var postfix = createNode(kind, type.pos);
+ postfix.type = type;
+ return finishNode(postfix);
+ }
+ function parseTypeOperator(operator) {
+ var node = createNode(184);
+ parseExpected(operator);
+ node.operator = operator;
+ node.type = parseTypeOperatorOrHigher();
+ return finishNode(node);
+ }
+ function parseInferType() {
+ var node = createNode(181);
+ parseExpected(132);
+ var typeParameter = createNode(155);
+ typeParameter.name = parseIdentifier();
+ node.typeParameter = finishNode(typeParameter);
+ return finishNode(node);
+ }
+ function parseTypeOperatorOrHigher() {
+ var operator = token();
+ switch (operator) {
+ case 134:
+ case 147:
+ case 138:
+ return parseTypeOperator(operator);
+ case 132:
+ return parseInferType();
+ }
+ return parsePostfixTypeOrHigher();
+ }
+ function parseUnionOrIntersectionType(kind, parseConstituentType, operator) {
+ var start = scanner.getStartPos();
+ var hasLeadingOperator = parseOptional(operator);
+ var type = parseConstituentType();
+ if (token() === operator || hasLeadingOperator) {
+ var types = [type];
+ while (parseOptional(operator)) {
+ types.push(parseConstituentType());
+ }
+ var node = createNode(kind, start);
+ node.types = createNodeArray(types, start);
+ type = finishNode(node);
+ }
+ return type;
+ }
+ function parseIntersectionTypeOrHigher() {
+ return parseUnionOrIntersectionType(179, parseTypeOperatorOrHigher, 50);
+ }
+ function parseUnionTypeOrHigher() {
+ return parseUnionOrIntersectionType(178, parseIntersectionTypeOrHigher, 51);
+ }
+ function isStartOfFunctionType() {
+ if (token() === 29) {
+ return true;
+ }
+ return token() === 20 && lookAhead(isUnambiguouslyStartOfFunctionType);
+ }
+ function skipParameterStart() {
+ if (ts.isModifierKind(token())) {
+ parseModifiers();
+ }
+ if (isIdentifier() || token() === 104) {
+ 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 typePredicateVariable = isIdentifier() && tryParse(parseTypePredicatePrefix);
+ var type = parseType();
+ if (typePredicateVariable) {
+ var node = createNode(168, typePredicateVariable.pos);
+ node.assertsModifier = undefined;
+ node.parameterName = typePredicateVariable;
+ node.type = type;
+ return finishNode(node);
+ }
+ else {
+ return type;
+ }
+ }
+ function parseTypePredicatePrefix() {
+ var id = parseIdentifier();
+ if (token() === 133 && !scanner.hasPrecedingLineBreak()) {
+ nextToken();
+ return id;
+ }
+ }
+ function parseAssertsTypePredicate() {
+ var node = createNode(168);
+ node.assertsModifier = parseExpectedToken(124);
+ node.parameterName = token() === 104 ? parseThisTypeNode() : parseIdentifier();
+ node.type = parseOptional(133) ? parseType() : undefined;
+ return finishNode(node);
+ }
+ function parseType() {
+ return doOutsideOfContext(40960, parseTypeWorker);
+ }
+ function parseTypeWorker(noConditionalTypes) {
+ if (isStartOfFunctionType() || token() === 99) {
+ return parseFunctionOrConstructorType();
+ }
+ var type = parseUnionTypeOrHigher();
+ if (!noConditionalTypes && !scanner.hasPrecedingLineBreak() && parseOptional(90)) {
+ var node = createNode(180, type.pos);
+ node.checkType = type;
+ node.extendsType = parseTypeWorker(true);
+ parseExpected(57);
+ node.trueType = parseTypeWorker();
+ parseExpected(58);
+ node.falseType = parseTypeWorker();
+ return finishNode(node);
+ }
+ return type;
+ }
+ function parseTypeAnnotation() {
+ return parseOptional(58) ? parseType() : undefined;
+ }
+ function isStartOfLeftHandSideExpression() {
+ switch (token()) {
+ case 104:
+ case 102:
+ case 100:
+ case 106:
+ case 91:
+ case 8:
+ case 9:
+ case 10:
+ case 14:
+ case 15:
+ case 20:
+ case 22:
+ case 18:
+ case 94:
+ case 80:
+ case 99:
+ case 43:
+ case 67:
+ case 75:
+ return true;
+ case 96:
+ return lookAhead(nextTokenIsOpenParenOrLessThanOrDot);
+ default:
+ return isIdentifier();
+ }
+ }
+ function isStartOfExpression() {
+ if (isStartOfLeftHandSideExpression()) {
+ return true;
+ }
+ switch (token()) {
+ case 39:
+ case 40:
+ case 54:
+ case 53:
+ case 85:
+ case 108:
+ case 110:
+ case 45:
+ case 46:
+ case 29:
+ case 127:
+ case 121:
+ case 76:
+ return true;
+ default:
+ if (isBinaryOperator()) {
+ return true;
+ }
+ return isIdentifier();
+ }
+ }
+ function isStartOfExpressionStatement() {
+ return token() !== 18 &&
+ token() !== 94 &&
+ token() !== 80 &&
+ token() !== 59 &&
+ isStartOfExpression();
+ }
+ function parseExpression() {
+ var saveDecoratorContext = inDecoratorContext();
+ if (saveDecoratorContext) {
+ setDecoratorContext(false);
+ }
+ var expr = parseAssignmentExpressionOrHigher();
+ var operatorToken;
+ while ((operatorToken = parseOptionalToken(27))) {
+ expr = makeBinaryExpression(expr, operatorToken, parseAssignmentExpressionOrHigher());
+ }
+ 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 expr = parseBinaryExpressionOrHigher(0);
+ if (expr.kind === 75 && token() === 38) {
+ return parseSimpleArrowFunctionExpression(expr);
+ }
+ if (ts.isLeftHandSideExpression(expr) && ts.isAssignmentOperator(reScanGreaterToken())) {
+ return makeBinaryExpression(expr, parseTokenNode(), parseAssignmentExpressionOrHigher());
+ }
+ return parseConditionalExpressionRest(expr);
+ }
+ function isYieldExpression() {
+ if (token() === 121) {
+ if (inYieldContext()) {
+ return true;
+ }
+ return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine);
+ }
+ return false;
+ }
+ function nextTokenIsIdentifierOnSameLine() {
+ nextToken();
+ return !scanner.hasPrecedingLineBreak() && isIdentifier();
+ }
+ function parseYieldExpression() {
+ var node = createNode(212);
+ nextToken();
+ if (!scanner.hasPrecedingLineBreak() &&
+ (token() === 41 || isStartOfExpression())) {
+ node.asteriskToken = parseOptionalToken(41);
+ node.expression = parseAssignmentExpressionOrHigher();
+ return finishNode(node);
+ }
+ else {
+ return finishNode(node);
+ }
+ }
+ function parseSimpleArrowFunctionExpression(identifier, asyncModifier) {
+ ts.Debug.assert(token() === 38, "parseSimpleArrowFunctionExpression should only have been called if we had a =>");
+ var node;
+ if (asyncModifier) {
+ node = createNode(202, asyncModifier.pos);
+ node.modifiers = asyncModifier;
+ }
+ else {
+ node = createNode(202, identifier.pos);
+ }
+ var parameter = createNode(156, identifier.pos);
+ parameter.name = identifier;
+ finishNode(parameter);
+ node.parameters = createNodeArray([parameter], parameter.pos, parameter.end);
+ node.equalsGreaterThanToken = parseExpectedToken(38);
+ node.body = parseArrowFunctionExpressionBody(!!asyncModifier);
+ return addJSDocComment(finishNode(node));
+ }
+ function tryParseParenthesizedArrowFunctionExpression() {
+ var triState = isParenthesizedArrowFunctionExpression();
+ if (triState === 0) {
+ return undefined;
+ }
+ var arrowFunction = triState === 1
+ ? parseParenthesizedArrowFunctionExpressionHead(true)
+ : tryParse(parsePossibleParenthesizedArrowFunctionExpressionHead);
+ if (!arrowFunction) {
+ return undefined;
+ }
+ var isAsync = hasModifierOfKind(arrowFunction, 126);
+ var lastToken = token();
+ arrowFunction.equalsGreaterThanToken = parseExpectedToken(38);
+ arrowFunction.body = (lastToken === 38 || lastToken === 18)
+ ? parseArrowFunctionExpressionBody(isAsync)
+ : parseIdentifier();
+ return finishNode(arrowFunction);
+ }
+ function isParenthesizedArrowFunctionExpression() {
+ if (token() === 20 || token() === 29 || token() === 126) {
+ return lookAhead(isParenthesizedArrowFunctionExpressionWorker);
+ }
+ if (token() === 38) {
+ return 1;
+ }
+ return 0;
+ }
+ function isParenthesizedArrowFunctionExpressionWorker() {
+ if (token() === 126) {
+ 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 !== 126 && lookAhead(nextTokenIsIdentifier)) {
+ return 1;
+ }
+ if (!isIdentifier() && second !== 104) {
+ 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 (sourceFile.languageVariant === 1) {
+ var isArrowFunctionInJsx = lookAhead(function () {
+ var third = nextToken();
+ if (third === 90) {
+ 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 parsePossibleParenthesizedArrowFunctionExpressionHead() {
+ var tokenPos = scanner.getTokenPos();
+ if (notParenthesizedArrow && notParenthesizedArrow.has(tokenPos.toString())) {
+ return undefined;
+ }
+ var result = parseParenthesizedArrowFunctionExpressionHead(false);
+ if (!result) {
+ (notParenthesizedArrow || (notParenthesizedArrow = ts.createMap())).set(tokenPos.toString(), true);
+ }
+ return result;
+ }
+ function tryParseAsyncSimpleArrowFunctionExpression() {
+ if (token() === 126) {
+ if (lookAhead(isUnParenthesizedAsyncArrowFunctionWorker) === 1) {
+ var asyncModifier = parseModifiersForArrowFunction();
+ var expr = parseBinaryExpressionOrHigher(0);
+ return parseSimpleArrowFunctionExpression(expr, asyncModifier);
+ }
+ }
+ return undefined;
+ }
+ function isUnParenthesizedAsyncArrowFunctionWorker() {
+ if (token() === 126) {
+ nextToken();
+ if (scanner.hasPrecedingLineBreak() || token() === 38) {
+ return 0;
+ }
+ var expr = parseBinaryExpressionOrHigher(0);
+ if (!scanner.hasPrecedingLineBreak() && expr.kind === 75 && token() === 38) {
+ return 1;
+ }
+ }
+ return 0;
+ }
+ function parseParenthesizedArrowFunctionExpressionHead(allowAmbiguity) {
+ var node = createNodeWithJSDoc(202);
+ node.modifiers = parseModifiersForArrowFunction();
+ var isAsync = hasModifierOfKind(node, 126) ? 2 : 0;
+ if (!fillSignature(58, isAsync, node) && !allowAmbiguity) {
+ return undefined;
+ }
+ var hasJSDocFunctionType = node.type && ts.isJSDocFunctionType(node.type);
+ if (!allowAmbiguity && token() !== 38 && (hasJSDocFunctionType || token() !== 18)) {
+ return undefined;
+ }
+ return node;
+ }
+ function parseArrowFunctionExpressionBody(isAsync) {
+ if (token() === 18) {
+ return parseFunctionBlock(isAsync ? 2 : 0);
+ }
+ if (token() !== 26 &&
+ token() !== 94 &&
+ token() !== 80 &&
+ isStartOfStatement() &&
+ !isStartOfExpressionStatement()) {
+ return parseFunctionBlock(16 | (isAsync ? 2 : 0));
+ }
+ return isAsync
+ ? doInAwaitContext(parseAssignmentExpressionOrHigher)
+ : doOutsideOfAwaitContext(parseAssignmentExpressionOrHigher);
+ }
+ function parseConditionalExpressionRest(leftOperand) {
+ var questionToken = parseOptionalToken(57);
+ if (!questionToken) {
+ return leftOperand;
+ }
+ var node = createNode(210, leftOperand.pos);
+ node.condition = leftOperand;
+ node.questionToken = questionToken;
+ node.whenTrue = doOutsideOfContext(disallowInAndDecoratorContext, parseAssignmentExpressionOrHigher);
+ node.colonToken = parseExpectedToken(58);
+ node.whenFalse = ts.nodeIsPresent(node.colonToken)
+ ? parseAssignmentExpressionOrHigher()
+ : createMissingNode(75, false, ts.Diagnostics._0_expected, ts.tokenToString(58));
+ return finishNode(node);
+ }
+ function parseBinaryExpressionOrHigher(precedence) {
+ var leftOperand = parseUnaryExpressionOrHigher();
+ return parseBinaryExpressionRest(precedence, leftOperand);
+ }
+ function isInOrOfKeyword(t) {
+ return t === 97 || t === 152;
+ }
+ function parseBinaryExpressionRest(precedence, leftOperand) {
+ while (true) {
+ reScanGreaterToken();
+ var newPrecedence = ts.getBinaryOperatorPrecedence(token());
+ var consumeCurrentOperator = token() === 42 ?
+ newPrecedence >= precedence :
+ newPrecedence > precedence;
+ if (!consumeCurrentOperator) {
+ break;
+ }
+ if (token() === 97 && inDisallowInContext()) {
+ break;
+ }
+ if (token() === 123) {
+ if (scanner.hasPrecedingLineBreak()) {
+ break;
+ }
+ else {
+ nextToken();
+ leftOperand = makeAsExpression(leftOperand, parseType());
+ }
+ }
+ else {
+ leftOperand = makeBinaryExpression(leftOperand, parseTokenNode(), parseBinaryExpressionOrHigher(newPrecedence));
+ }
+ }
+ return leftOperand;
+ }
+ function isBinaryOperator() {
+ if (inDisallowInContext() && token() === 97) {
+ return false;
+ }
+ return ts.getBinaryOperatorPrecedence(token()) > 0;
+ }
+ function makeBinaryExpression(left, operatorToken, right) {
+ var node = createNode(209, left.pos);
+ node.left = left;
+ node.operatorToken = operatorToken;
+ node.right = right;
+ return finishNode(node);
+ }
+ function makeAsExpression(left, right) {
+ var node = createNode(217, left.pos);
+ node.expression = left;
+ node.type = right;
+ return finishNode(node);
+ }
+ function parsePrefixUnaryExpression() {
+ var node = createNode(207);
+ node.operator = token();
+ nextToken();
+ node.operand = parseSimpleUnaryExpression();
+ return finishNode(node);
+ }
+ function parseDeleteExpression() {
+ var node = createNode(203);
+ nextToken();
+ node.expression = parseSimpleUnaryExpression();
+ return finishNode(node);
+ }
+ function parseTypeOfExpression() {
+ var node = createNode(204);
+ nextToken();
+ node.expression = parseSimpleUnaryExpression();
+ return finishNode(node);
+ }
+ function parseVoidExpression() {
+ var node = createNode(205);
+ nextToken();
+ node.expression = parseSimpleUnaryExpression();
+ return finishNode(node);
+ }
+ function isAwaitExpression() {
+ if (token() === 127) {
+ if (inAwaitContext()) {
+ return true;
+ }
+ return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine);
+ }
+ return false;
+ }
+ function parseAwaitExpression() {
+ var node = createNode(206);
+ nextToken();
+ node.expression = parseSimpleUnaryExpression();
+ return finishNode(node);
+ }
+ function parseUnaryExpressionOrHigher() {
+ if (isUpdateExpression()) {
+ var updateExpression = parseUpdateExpression();
+ return token() === 42 ?
+ parseBinaryExpressionRest(ts.getBinaryOperatorPrecedence(token()), updateExpression) :
+ updateExpression;
+ }
+ var unaryOperator = token();
+ var simpleUnaryExpression = parseSimpleUnaryExpression();
+ if (token() === 42) {
+ var pos = ts.skipTrivia(sourceText, simpleUnaryExpression.pos);
+ var end = simpleUnaryExpression.end;
+ if (simpleUnaryExpression.kind === 199) {
+ 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 85:
+ return parseDeleteExpression();
+ case 108:
+ return parseTypeOfExpression();
+ case 110:
+ return parseVoidExpression();
+ case 29:
+ return parseTypeAssertion();
+ case 127:
+ if (isAwaitExpression()) {
+ return parseAwaitExpression();
+ }
+ default:
+ return parseUpdateExpression();
+ }
+ }
+ function isUpdateExpression() {
+ switch (token()) {
+ case 39:
+ case 40:
+ case 54:
+ case 53:
+ case 85:
+ case 108:
+ case 110:
+ case 127:
+ return false;
+ case 29:
+ if (sourceFile.languageVariant !== 1) {
+ return false;
+ }
+ default:
+ return true;
+ }
+ }
+ function parseUpdateExpression() {
+ if (token() === 45 || token() === 46) {
+ var node = createNode(207);
+ node.operator = token();
+ nextToken();
+ node.operand = parseLeftHandSideExpressionOrHigher();
+ return finishNode(node);
+ }
+ else if (sourceFile.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 node = createNode(208, expression.pos);
+ node.operand = expression;
+ node.operator = token();
+ nextToken();
+ return finishNode(node);
+ }
+ return expression;
+ }
+ function parseLeftHandSideExpressionOrHigher() {
+ var expression;
+ if (token() === 96) {
+ if (lookAhead(nextTokenIsOpenParenOrLessThan)) {
+ sourceFile.flags |= 1048576;
+ expression = parseTokenNode();
+ }
+ else if (lookAhead(nextTokenIsDot)) {
+ var fullStart = scanner.getStartPos();
+ nextToken();
+ nextToken();
+ var node = createNode(219, fullStart);
+ node.keywordToken = 96;
+ node.name = parseIdentifierName();
+ expression = finishNode(node);
+ sourceFile.flags |= 2097152;
+ }
+ else {
+ expression = parseMemberExpressionOrHigher();
+ }
+ }
+ else {
+ expression = token() === 102 ? parseSuperExpression() : parseMemberExpressionOrHigher();
+ }
+ return parseCallExpressionRest(expression);
+ }
+ function parseMemberExpressionOrHigher() {
+ var expression = parsePrimaryExpression();
+ return parseMemberExpressionRest(expression, true);
+ }
+ function parseSuperExpression() {
+ 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;
+ }
+ var node = createNode(194, expression.pos);
+ node.expression = expression;
+ parseExpectedToken(24, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access);
+ node.name = parseRightSideOfDot(true, true);
+ return finishNode(node);
+ }
+ function parseJsxElementOrSelfClosingElementOrFragment(inExpressionContext) {
+ var opening = parseJsxOpeningOrSelfClosingElementOrOpeningFragment(inExpressionContext);
+ var result;
+ if (opening.kind === 268) {
+ var node = createNode(266, opening.pos);
+ node.openingElement = opening;
+ node.children = parseJsxChildren(node.openingElement);
+ node.closingElement = parseJsxClosingElement(inExpressionContext);
+ if (!tagNamesAreEquivalent(node.openingElement.tagName, node.closingElement.tagName)) {
+ parseErrorAtRange(node.closingElement, ts.Diagnostics.Expected_corresponding_JSX_closing_tag_for_0, ts.getTextOfNodeFromSourceText(sourceText, node.openingElement.tagName));
+ }
+ result = finishNode(node);
+ }
+ else if (opening.kind === 271) {
+ var node = createNode(270, opening.pos);
+ node.openingFragment = opening;
+ node.children = parseJsxChildren(node.openingFragment);
+ node.closingFragment = parseJsxClosingFragment(inExpressionContext);
+ result = finishNode(node);
+ }
+ else {
+ ts.Debug.assert(opening.kind === 267);
+ result = opening;
+ }
+ if (inExpressionContext && token() === 29) {
+ var invalidElement = tryParse(function () { return parseJsxElementOrSelfClosingElementOrFragment(true); });
+ if (invalidElement) {
+ parseErrorAtCurrentToken(ts.Diagnostics.JSX_expressions_must_have_one_parent_element);
+ var badNode = createNode(209, result.pos);
+ badNode.end = invalidElement.end;
+ badNode.left = result;
+ badNode.right = invalidElement;
+ badNode.operatorToken = createMissingNode(27, false);
+ badNode.operatorToken.pos = badNode.operatorToken.end = badNode.right.pos;
+ return badNode;
+ }
+ }
+ return result;
+ }
+ function parseJsxText() {
+ var node = createNode(11);
+ node.text = scanner.getTokenValue();
+ node.containsOnlyTriviaWhiteSpaces = currentToken === 12;
+ currentToken = scanner.scanJsxToken();
+ return finishNode(node);
+ }
+ 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 jsxAttributes = createNode(274);
+ jsxAttributes.properties = parseList(13, parseJsxAttribute);
+ return finishNode(jsxAttributes);
+ }
+ function parseJsxOpeningOrSelfClosingElementOrOpeningFragment(inExpressionContext) {
+ var fullStart = scanner.getStartPos();
+ parseExpected(29);
+ if (token() === 31) {
+ var node_1 = createNode(271, fullStart);
+ scanJsxText();
+ return finishNode(node_1);
+ }
+ var tagName = parseJsxElementName();
+ var typeArguments = tryParseTypeArguments();
+ var attributes = parseJsxAttributes();
+ var node;
+ if (token() === 31) {
+ node = createNode(268, fullStart);
+ scanJsxText();
+ }
+ else {
+ parseExpected(43);
+ if (inExpressionContext) {
+ parseExpected(31);
+ }
+ else {
+ parseExpected(31, undefined, false);
+ scanJsxText();
+ }
+ node = createNode(267, fullStart);
+ }
+ node.tagName = tagName;
+ node.typeArguments = typeArguments;
+ node.attributes = attributes;
+ return finishNode(node);
+ }
+ function parseJsxElementName() {
+ scanJsxIdentifier();
+ var expression = token() === 104 ?
+ parseTokenNode() : parseIdentifierName();
+ while (parseOptional(24)) {
+ var propertyAccess = createNode(194, expression.pos);
+ propertyAccess.expression = expression;
+ propertyAccess.name = parseRightSideOfDot(true, false);
+ expression = finishNode(propertyAccess);
+ }
+ return expression;
+ }
+ function parseJsxExpression(inExpressionContext) {
+ var node = createNode(276);
+ if (!parseExpected(18)) {
+ return undefined;
+ }
+ if (token() !== 19) {
+ node.dotDotDotToken = parseOptionalToken(25);
+ node.expression = parseExpression();
+ }
+ if (inExpressionContext) {
+ parseExpected(19);
+ }
+ else {
+ if (parseExpected(19, undefined, false)) {
+ scanJsxText();
+ }
+ }
+ return finishNode(node);
+ }
+ function parseJsxAttribute() {
+ if (token() === 18) {
+ return parseJsxSpreadAttribute();
+ }
+ scanJsxIdentifier();
+ var node = createNode(273);
+ node.name = parseIdentifierName();
+ if (token() === 62) {
+ switch (scanJsxAttributeValue()) {
+ case 10:
+ node.initializer = parseLiteralNode();
+ break;
+ default:
+ node.initializer = parseJsxExpression(true);
+ break;
+ }
+ }
+ return finishNode(node);
+ }
+ function parseJsxSpreadAttribute() {
+ var node = createNode(275);
+ parseExpected(18);
+ parseExpected(25);
+ node.expression = parseExpression();
+ parseExpected(19);
+ return finishNode(node);
+ }
+ function parseJsxClosingElement(inExpressionContext) {
+ var node = createNode(269);
+ parseExpected(30);
+ node.tagName = parseJsxElementName();
+ if (inExpressionContext) {
+ parseExpected(31);
+ }
+ else {
+ parseExpected(31, undefined, false);
+ scanJsxText();
+ }
+ return finishNode(node);
+ }
+ function parseJsxClosingFragment(inExpressionContext) {
+ var node = createNode(272);
+ 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(node);
+ }
+ function parseTypeAssertion() {
+ var node = createNode(199);
+ parseExpected(29);
+ node.type = parseType();
+ parseExpected(31);
+ node.expression = parseSimpleUnaryExpression();
+ return finishNode(node);
+ }
+ 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(expression, questionDotToken) {
+ var propertyAccess = createNode(194, expression.pos);
+ propertyAccess.expression = expression;
+ propertyAccess.questionDotToken = questionDotToken;
+ propertyAccess.name = parseRightSideOfDot(true, true);
+ if (questionDotToken || tryReparseOptionalChain(expression)) {
+ propertyAccess.flags |= 32;
+ if (ts.isPrivateIdentifier(propertyAccess.name)) {
+ parseErrorAtRange(propertyAccess.name, ts.Diagnostics.An_optional_chain_cannot_contain_private_identifiers);
+ }
+ }
+ return finishNode(propertyAccess);
+ }
+ function parseElementAccessExpressionRest(expression, questionDotToken) {
+ var indexedAccess = createNode(195, expression.pos);
+ indexedAccess.expression = expression;
+ indexedAccess.questionDotToken = questionDotToken;
+ if (token() === 23) {
+ indexedAccess.argumentExpression = createMissingNode(75, 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);
+ }
+ indexedAccess.argumentExpression = argument;
+ }
+ parseExpected(23);
+ if (questionDotToken || tryReparseOptionalChain(expression)) {
+ indexedAccess.flags |= 32;
+ }
+ return finishNode(indexedAccess);
+ }
+ function parseMemberExpressionRest(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(expression, questionDotToken);
+ continue;
+ }
+ if (!questionDotToken && token() === 53 && !scanner.hasPrecedingLineBreak()) {
+ nextToken();
+ var nonNullExpression = createNode(218, expression.pos);
+ nonNullExpression.expression = expression;
+ expression = finishNode(nonNullExpression);
+ continue;
+ }
+ if ((questionDotToken || !inDecoratorContext()) && parseOptional(22)) {
+ expression = parseElementAccessExpressionRest(expression, questionDotToken);
+ continue;
+ }
+ if (isTemplateStartOfTaggedTemplate()) {
+ expression = parseTaggedTemplateRest(expression, questionDotToken, undefined);
+ continue;
+ }
+ return expression;
+ }
+ }
+ function isTemplateStartOfTaggedTemplate() {
+ return token() === 14 || token() === 15;
+ }
+ function parseTaggedTemplateRest(tag, questionDotToken, typeArguments) {
+ var tagExpression = createNode(198, tag.pos);
+ tagExpression.tag = tag;
+ tagExpression.questionDotToken = questionDotToken;
+ tagExpression.typeArguments = typeArguments;
+ tagExpression.template = token() === 14
+ ? (reScanTemplateHeadOrNoSubstitutionTemplate(), parseLiteralNode())
+ : parseTemplateExpression(true);
+ if (questionDotToken || tag.flags & 32) {
+ tagExpression.flags |= 32;
+ }
+ return finishNode(tagExpression);
+ }
+ function parseCallExpressionRest(expression) {
+ while (true) {
+ expression = parseMemberExpressionRest(expression, true);
+ var questionDotToken = parseOptionalToken(28);
+ if (token() === 29 || token() === 47) {
+ var typeArguments = tryParse(parseTypeArgumentsInExpression);
+ if (typeArguments) {
+ if (isTemplateStartOfTaggedTemplate()) {
+ expression = parseTaggedTemplateRest(expression, questionDotToken, typeArguments);
+ continue;
+ }
+ var callExpr = createNode(196, expression.pos);
+ callExpr.expression = expression;
+ callExpr.questionDotToken = questionDotToken;
+ callExpr.typeArguments = typeArguments;
+ callExpr.arguments = parseArgumentList();
+ if (questionDotToken || tryReparseOptionalChain(expression)) {
+ callExpr.flags |= 32;
+ }
+ expression = finishNode(callExpr);
+ continue;
+ }
+ }
+ else if (token() === 20) {
+ var callExpr = createNode(196, expression.pos);
+ callExpr.expression = expression;
+ callExpr.questionDotToken = questionDotToken;
+ callExpr.arguments = parseArgumentList();
+ if (questionDotToken || tryReparseOptionalChain(expression)) {
+ callExpr.flags |= 32;
+ }
+ expression = finishNode(callExpr);
+ continue;
+ }
+ if (questionDotToken) {
+ var propertyAccess = createNode(194, expression.pos);
+ propertyAccess.expression = expression;
+ propertyAccess.questionDotToken = questionDotToken;
+ propertyAccess.name = createMissingNode(75, false, ts.Diagnostics.Identifier_expected);
+ propertyAccess.flags |= 32;
+ expression = finishNode(propertyAccess);
+ }
+ 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 104:
+ case 102:
+ case 100:
+ case 106:
+ case 91:
+ return parseTokenNode();
+ case 20:
+ return parseParenthesizedExpression();
+ case 22:
+ return parseArrayLiteralExpression();
+ case 18:
+ return parseObjectLiteralExpression();
+ case 126:
+ if (!lookAhead(nextTokenIsFunctionKeywordOnSameLine)) {
+ break;
+ }
+ return parseFunctionExpression();
+ case 80:
+ return parseClassExpression();
+ case 94:
+ return parseFunctionExpression();
+ case 99:
+ 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 node = createNodeWithJSDoc(200);
+ parseExpected(20);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ return finishNode(node);
+ }
+ function parseSpreadElement() {
+ var node = createNode(213);
+ parseExpected(25);
+ node.expression = parseAssignmentExpressionOrHigher();
+ return finishNode(node);
+ }
+ function parseArgumentOrArrayLiteralElement() {
+ return token() === 25 ? parseSpreadElement() :
+ token() === 27 ? createNode(215) :
+ parseAssignmentExpressionOrHigher();
+ }
+ function parseArgumentExpression() {
+ return doOutsideOfContext(disallowInAndDecoratorContext, parseArgumentOrArrayLiteralElement);
+ }
+ function parseArrayLiteralExpression() {
+ var node = createNode(192);
+ parseExpected(22);
+ if (scanner.hasPrecedingLineBreak()) {
+ node.multiLine = true;
+ }
+ node.elements = parseDelimitedList(15, parseArgumentOrArrayLiteralElement);
+ parseExpected(23);
+ return finishNode(node);
+ }
+ function parseObjectLiteralElement() {
+ var node = createNodeWithJSDoc(0);
+ if (parseOptionalToken(25)) {
+ node.kind = 283;
+ node.expression = parseAssignmentExpressionOrHigher();
+ return finishNode(node);
+ }
+ node.decorators = parseDecorators();
+ node.modifiers = parseModifiers();
+ if (parseContextualModifier(131)) {
+ return parseAccessorDeclaration(node, 163);
+ }
+ if (parseContextualModifier(142)) {
+ return parseAccessorDeclaration(node, 164);
+ }
+ var asteriskToken = parseOptionalToken(41);
+ var tokenIsIdentifier = isIdentifier();
+ node.name = parsePropertyName();
+ node.questionToken = parseOptionalToken(57);
+ node.exclamationToken = parseOptionalToken(53);
+ if (asteriskToken || token() === 20 || token() === 29) {
+ return parseMethodDeclaration(node, asteriskToken);
+ }
+ var isShorthandPropertyAssignment = tokenIsIdentifier && (token() !== 58);
+ if (isShorthandPropertyAssignment) {
+ node.kind = 282;
+ var equalsToken = parseOptionalToken(62);
+ if (equalsToken) {
+ node.equalsToken = equalsToken;
+ node.objectAssignmentInitializer = allowInAnd(parseAssignmentExpressionOrHigher);
+ }
+ }
+ else {
+ node.kind = 281;
+ parseExpected(58);
+ node.initializer = allowInAnd(parseAssignmentExpressionOrHigher);
+ }
+ return finishNode(node);
+ }
+ function parseObjectLiteralExpression() {
+ var node = createNode(193);
+ var openBracePosition = scanner.getTokenPos();
+ parseExpected(18);
+ if (scanner.hasPrecedingLineBreak()) {
+ node.multiLine = true;
+ }
+ node.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.createFileDiagnostic(sourceFile, openBracePosition, 1, ts.Diagnostics.The_parser_expected_to_find_a_to_match_the_token_here));
+ }
+ }
+ return finishNode(node);
+ }
+ function parseFunctionExpression() {
+ var saveDecoratorContext = inDecoratorContext();
+ if (saveDecoratorContext) {
+ setDecoratorContext(false);
+ }
+ var node = createNodeWithJSDoc(201);
+ node.modifiers = parseModifiers();
+ parseExpected(94);
+ node.asteriskToken = parseOptionalToken(41);
+ var isGenerator = node.asteriskToken ? 1 : 0;
+ var isAsync = hasModifierOfKind(node, 126) ? 2 : 0;
+ node.name =
+ isGenerator && isAsync ? doInYieldAndAwaitContext(parseOptionalIdentifier) :
+ isGenerator ? doInYieldContext(parseOptionalIdentifier) :
+ isAsync ? doInAwaitContext(parseOptionalIdentifier) :
+ parseOptionalIdentifier();
+ fillSignature(58, isGenerator | isAsync, node);
+ node.body = parseFunctionBlock(isGenerator | isAsync);
+ if (saveDecoratorContext) {
+ setDecoratorContext(true);
+ }
+ return finishNode(node);
+ }
+ function parseOptionalIdentifier() {
+ return isIdentifier() ? parseIdentifier() : undefined;
+ }
+ function parseNewExpressionOrNewDotTarget() {
+ var fullStart = scanner.getStartPos();
+ parseExpected(99);
+ if (parseOptional(24)) {
+ var node_2 = createNode(219, fullStart);
+ node_2.keywordToken = 99;
+ node_2.name = parseIdentifierName();
+ return finishNode(node_2);
+ }
+ var expression = parsePrimaryExpression();
+ var typeArguments;
+ while (true) {
+ expression = parseMemberExpressionRest(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(expression, undefined, typeArguments);
+ typeArguments = undefined;
+ }
+ break;
+ }
+ var node = createNode(197, fullStart);
+ node.expression = expression;
+ node.typeArguments = typeArguments;
+ if (token() === 20) {
+ node.arguments = parseArgumentList();
+ }
+ else if (node.typeArguments) {
+ parseErrorAt(fullStart, scanner.getStartPos(), ts.Diagnostics.A_new_expression_with_type_arguments_must_always_be_followed_by_a_parenthesized_argument_list);
+ }
+ return finishNode(node);
+ }
+ function parseBlock(ignoreMissingOpenBrace, diagnosticMessage) {
+ var node = createNode(223);
+ var openBracePosition = scanner.getTokenPos();
+ if (parseExpected(18, diagnosticMessage) || ignoreMissingOpenBrace) {
+ if (scanner.hasPrecedingLineBreak()) {
+ node.multiLine = true;
+ }
+ node.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.createFileDiagnostic(sourceFile, openBracePosition, 1, ts.Diagnostics.The_parser_expected_to_find_a_to_match_the_token_here));
+ }
+ }
+ }
+ else {
+ node.statements = createMissingList();
+ }
+ return finishNode(node);
+ }
+ function parseFunctionBlock(flags, diagnosticMessage) {
+ var savedYieldContext = inYieldContext();
+ setYieldContext(!!(flags & 1));
+ var savedAwaitContext = inAwaitContext();
+ setAwaitContext(!!(flags & 2));
+ var saveDecoratorContext = inDecoratorContext();
+ if (saveDecoratorContext) {
+ setDecoratorContext(false);
+ }
+ var block = parseBlock(!!(flags & 16), diagnosticMessage);
+ if (saveDecoratorContext) {
+ setDecoratorContext(true);
+ }
+ setYieldContext(savedYieldContext);
+ setAwaitContext(savedAwaitContext);
+ return block;
+ }
+ function parseEmptyStatement() {
+ var node = createNode(224);
+ parseExpected(26);
+ return finishNode(node);
+ }
+ function parseIfStatement() {
+ var node = createNode(227);
+ parseExpected(95);
+ parseExpected(20);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ node.thenStatement = parseStatement();
+ node.elseStatement = parseOptional(87) ? parseStatement() : undefined;
+ return finishNode(node);
+ }
+ function parseDoStatement() {
+ var node = createNode(228);
+ parseExpected(86);
+ node.statement = parseStatement();
+ parseExpected(111);
+ parseExpected(20);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ parseOptional(26);
+ return finishNode(node);
+ }
+ function parseWhileStatement() {
+ var node = createNode(229);
+ parseExpected(111);
+ parseExpected(20);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ node.statement = parseStatement();
+ return finishNode(node);
+ }
+ function parseForOrForInOrForOfStatement() {
+ var pos = getNodePos();
+ parseExpected(93);
+ var awaitToken = parseOptionalToken(127);
+ parseExpected(20);
+ var initializer;
+ if (token() !== 26) {
+ if (token() === 109 || token() === 115 || token() === 81) {
+ initializer = parseVariableDeclarationList(true);
+ }
+ else {
+ initializer = disallowInAnd(parseExpression);
+ }
+ }
+ var forOrForInOrForOfStatement;
+ if (awaitToken ? parseExpected(152) : parseOptional(152)) {
+ var forOfStatement = createNode(232, pos);
+ forOfStatement.awaitModifier = awaitToken;
+ forOfStatement.initializer = initializer;
+ forOfStatement.expression = allowInAnd(parseAssignmentExpressionOrHigher);
+ parseExpected(21);
+ forOrForInOrForOfStatement = forOfStatement;
+ }
+ else if (parseOptional(97)) {
+ var forInStatement = createNode(231, pos);
+ forInStatement.initializer = initializer;
+ forInStatement.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ forOrForInOrForOfStatement = forInStatement;
+ }
+ else {
+ var forStatement = createNode(230, pos);
+ forStatement.initializer = initializer;
+ parseExpected(26);
+ if (token() !== 26 && token() !== 21) {
+ forStatement.condition = allowInAnd(parseExpression);
+ }
+ parseExpected(26);
+ if (token() !== 21) {
+ forStatement.incrementor = allowInAnd(parseExpression);
+ }
+ parseExpected(21);
+ forOrForInOrForOfStatement = forStatement;
+ }
+ forOrForInOrForOfStatement.statement = parseStatement();
+ return finishNode(forOrForInOrForOfStatement);
+ }
+ function parseBreakOrContinueStatement(kind) {
+ var node = createNode(kind);
+ parseExpected(kind === 234 ? 77 : 82);
+ if (!canParseSemicolon()) {
+ node.label = parseIdentifier();
+ }
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseReturnStatement() {
+ var node = createNode(235);
+ parseExpected(101);
+ if (!canParseSemicolon()) {
+ node.expression = allowInAnd(parseExpression);
+ }
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseWithStatement() {
+ var node = createNode(236);
+ parseExpected(112);
+ parseExpected(20);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ node.statement = doInsideOfContext(16777216, parseStatement);
+ return finishNode(node);
+ }
+ function parseCaseClause() {
+ var node = createNode(277);
+ parseExpected(78);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(58);
+ node.statements = parseList(3, parseStatement);
+ return finishNode(node);
+ }
+ function parseDefaultClause() {
+ var node = createNode(278);
+ parseExpected(84);
+ parseExpected(58);
+ node.statements = parseList(3, parseStatement);
+ return finishNode(node);
+ }
+ function parseCaseOrDefaultClause() {
+ return token() === 78 ? parseCaseClause() : parseDefaultClause();
+ }
+ function parseSwitchStatement() {
+ var node = createNode(237);
+ parseExpected(103);
+ parseExpected(20);
+ node.expression = allowInAnd(parseExpression);
+ parseExpected(21);
+ var caseBlock = createNode(251);
+ parseExpected(18);
+ caseBlock.clauses = parseList(2, parseCaseOrDefaultClause);
+ parseExpected(19);
+ node.caseBlock = finishNode(caseBlock);
+ return finishNode(node);
+ }
+ function parseThrowStatement() {
+ var node = createNode(239);
+ parseExpected(105);
+ node.expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression);
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseTryStatement() {
+ var node = createNode(240);
+ parseExpected(107);
+ node.tryBlock = parseBlock(false);
+ node.catchClause = token() === 79 ? parseCatchClause() : undefined;
+ if (!node.catchClause || token() === 92) {
+ parseExpected(92);
+ node.finallyBlock = parseBlock(false);
+ }
+ return finishNode(node);
+ }
+ function parseCatchClause() {
+ var result = createNode(280);
+ parseExpected(79);
+ if (parseOptional(20)) {
+ result.variableDeclaration = parseVariableDeclaration();
+ parseExpected(21);
+ }
+ else {
+ result.variableDeclaration = undefined;
+ }
+ result.block = parseBlock(false);
+ return finishNode(result);
+ }
+ function parseDebuggerStatement() {
+ var node = createNode(241);
+ parseExpected(83);
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseExpressionOrLabeledStatement() {
+ var node = createNodeWithJSDoc(token() === 75 ? 0 : 226);
+ var expression = allowInAnd(parseExpression);
+ if (expression.kind === 75 && parseOptional(58)) {
+ node.kind = 238;
+ node.label = expression;
+ node.statement = parseStatement();
+ }
+ else {
+ node.kind = 226;
+ node.expression = expression;
+ parseSemicolon();
+ }
+ return finishNode(node);
+ }
+ function nextTokenIsIdentifierOrKeywordOnSameLine() {
+ nextToken();
+ return ts.tokenIsIdentifierOrKeyword(token()) && !scanner.hasPrecedingLineBreak();
+ }
+ function nextTokenIsClassKeywordOnSameLine() {
+ nextToken();
+ return token() === 80 && !scanner.hasPrecedingLineBreak();
+ }
+ function nextTokenIsFunctionKeywordOnSameLine() {
+ nextToken();
+ return token() === 94 && !scanner.hasPrecedingLineBreak();
+ }
+ function nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine() {
+ nextToken();
+ return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 || token() === 9 || token() === 10) && !scanner.hasPrecedingLineBreak();
+ }
+ function isDeclaration() {
+ while (true) {
+ switch (token()) {
+ case 109:
+ case 115:
+ case 81:
+ case 94:
+ case 80:
+ case 88:
+ return true;
+ case 114:
+ case 145:
+ return nextTokenIsIdentifierOnSameLine();
+ case 135:
+ case 136:
+ return nextTokenIsIdentifierOrStringLiteralOnSameLine();
+ case 122:
+ case 126:
+ case 130:
+ case 117:
+ case 118:
+ case 119:
+ case 138:
+ nextToken();
+ if (scanner.hasPrecedingLineBreak()) {
+ return false;
+ }
+ continue;
+ case 150:
+ nextToken();
+ return token() === 18 || token() === 75 || token() === 89;
+ case 96:
+ nextToken();
+ return token() === 10 || token() === 41 ||
+ token() === 18 || ts.tokenIsIdentifierOrKeyword(token());
+ case 89:
+ var currentToken_1 = nextToken();
+ if (currentToken_1 === 145) {
+ currentToken_1 = lookAhead(nextToken);
+ }
+ if (currentToken_1 === 62 || currentToken_1 === 41 ||
+ currentToken_1 === 18 || currentToken_1 === 84 ||
+ currentToken_1 === 123) {
+ return true;
+ }
+ continue;
+ case 120:
+ nextToken();
+ continue;
+ default:
+ return false;
+ }
+ }
+ }
+ function isStartOfDeclaration() {
+ return lookAhead(isDeclaration);
+ }
+ function isStartOfStatement() {
+ switch (token()) {
+ case 59:
+ case 26:
+ case 18:
+ case 109:
+ case 115:
+ case 94:
+ case 80:
+ case 88:
+ case 95:
+ case 86:
+ case 111:
+ case 93:
+ case 82:
+ case 77:
+ case 101:
+ case 112:
+ case 103:
+ case 105:
+ case 107:
+ case 83:
+ case 79:
+ case 92:
+ return true;
+ case 96:
+ return isStartOfDeclaration() || lookAhead(nextTokenIsOpenParenOrLessThanOrDot);
+ case 81:
+ case 89:
+ return isStartOfDeclaration();
+ case 126:
+ case 130:
+ case 114:
+ case 135:
+ case 136:
+ case 145:
+ case 150:
+ return true;
+ case 119:
+ case 117:
+ case 118:
+ case 120:
+ case 138:
+ 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 109:
+ return parseVariableStatement(createNodeWithJSDoc(242));
+ case 115:
+ if (isLetDeclaration()) {
+ return parseVariableStatement(createNodeWithJSDoc(242));
+ }
+ break;
+ case 94:
+ return parseFunctionDeclaration(createNodeWithJSDoc(244));
+ case 80:
+ return parseClassDeclaration(createNodeWithJSDoc(245));
+ case 95:
+ return parseIfStatement();
+ case 86:
+ return parseDoStatement();
+ case 111:
+ return parseWhileStatement();
+ case 93:
+ return parseForOrForInOrForOfStatement();
+ case 82:
+ return parseBreakOrContinueStatement(233);
+ case 77:
+ return parseBreakOrContinueStatement(234);
+ case 101:
+ return parseReturnStatement();
+ case 112:
+ return parseWithStatement();
+ case 103:
+ return parseSwitchStatement();
+ case 105:
+ return parseThrowStatement();
+ case 107:
+ case 79:
+ case 92:
+ return parseTryStatement();
+ case 83:
+ return parseDebuggerStatement();
+ case 59:
+ return parseDeclaration();
+ case 126:
+ case 114:
+ case 145:
+ case 135:
+ case 136:
+ case 130:
+ case 81:
+ case 88:
+ case 89:
+ case 96:
+ case 117:
+ case 118:
+ case 119:
+ case 122:
+ case 120:
+ case 138:
+ case 150:
+ if (isStartOfDeclaration()) {
+ return parseDeclaration();
+ }
+ break;
+ }
+ return parseExpressionOrLabeledStatement();
+ }
+ function isDeclareModifier(modifier) {
+ return modifier.kind === 130;
+ }
+ function parseDeclaration() {
+ var modifiers = lookAhead(function () { return (parseDecorators(), parseModifiers()); });
+ var isAmbient = ts.some(modifiers, isDeclareModifier);
+ if (isAmbient) {
+ var node_3 = tryReuseAmbientDeclaration();
+ if (node_3) {
+ return node_3;
+ }
+ }
+ var node = createNodeWithJSDoc(0);
+ node.decorators = parseDecorators();
+ node.modifiers = parseModifiers();
+ if (isAmbient) {
+ for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
+ var m = _a[_i];
+ m.flags |= 8388608;
+ }
+ return doInsideOfContext(8388608, function () { return parseDeclarationWorker(node); });
+ }
+ else {
+ return parseDeclarationWorker(node);
+ }
+ }
+ function tryReuseAmbientDeclaration() {
+ return doInsideOfContext(8388608, function () {
+ var node = currentNode(parsingContext);
+ if (node) {
+ return consumeNode(node);
+ }
+ });
+ }
+ function parseDeclarationWorker(node) {
+ switch (token()) {
+ case 109:
+ case 115:
+ case 81:
+ return parseVariableStatement(node);
+ case 94:
+ return parseFunctionDeclaration(node);
+ case 80:
+ return parseClassDeclaration(node);
+ case 114:
+ return parseInterfaceDeclaration(node);
+ case 145:
+ return parseTypeAliasDeclaration(node);
+ case 88:
+ return parseEnumDeclaration(node);
+ case 150:
+ case 135:
+ case 136:
+ return parseModuleDeclaration(node);
+ case 96:
+ return parseImportDeclarationOrImportEqualsDeclaration(node);
+ case 89:
+ nextToken();
+ switch (token()) {
+ case 84:
+ case 62:
+ return parseExportAssignment(node);
+ case 123:
+ return parseNamespaceExportDeclaration(node);
+ default:
+ return parseExportDeclaration(node);
+ }
+ default:
+ if (node.decorators || node.modifiers) {
+ var missing = createMissingNode(264, true, ts.Diagnostics.Declaration_expected);
+ missing.pos = node.pos;
+ missing.decorators = node.decorators;
+ missing.modifiers = node.modifiers;
+ return finishNode(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() {
+ if (token() === 27) {
+ return createNode(215);
+ }
+ var node = createNode(191);
+ node.dotDotDotToken = parseOptionalToken(25);
+ node.name = parseIdentifierOrPattern();
+ node.initializer = parseInitializer();
+ return finishNode(node);
+ }
+ function parseObjectBindingElement() {
+ var node = createNode(191);
+ node.dotDotDotToken = parseOptionalToken(25);
+ var tokenIsIdentifier = isIdentifier();
+ var propertyName = parsePropertyName();
+ if (tokenIsIdentifier && token() !== 58) {
+ node.name = propertyName;
+ }
+ else {
+ parseExpected(58);
+ node.propertyName = propertyName;
+ node.name = parseIdentifierOrPattern();
+ }
+ node.initializer = parseInitializer();
+ return finishNode(node);
+ }
+ function parseObjectBindingPattern() {
+ var node = createNode(189);
+ parseExpected(18);
+ node.elements = parseDelimitedList(9, parseObjectBindingElement);
+ parseExpected(19);
+ return finishNode(node);
+ }
+ function parseArrayBindingPattern() {
+ var node = createNode(190);
+ parseExpected(22);
+ node.elements = parseDelimitedList(10, parseArrayBindingElement);
+ parseExpected(23);
+ return finishNode(node);
+ }
+ function isIdentifierOrPrivateIdentifierOrPattern() {
+ return token() === 18
+ || token() === 22
+ || token() === 76
+ || isIdentifier();
+ }
+ function parseIdentifierOrPattern(privateIdentifierDiagnosticMessage) {
+ if (token() === 22) {
+ return parseArrayBindingPattern();
+ }
+ if (token() === 18) {
+ return parseObjectBindingPattern();
+ }
+ return parseIdentifier(undefined, privateIdentifierDiagnosticMessage);
+ }
+ function parseVariableDeclarationAllowExclamation() {
+ return parseVariableDeclaration(true);
+ }
+ function parseVariableDeclaration(allowExclamation) {
+ var node = createNode(242);
+ node.name = parseIdentifierOrPattern(ts.Diagnostics.Private_identifiers_are_not_allowed_in_variable_declarations);
+ if (allowExclamation && node.name.kind === 75 &&
+ token() === 53 && !scanner.hasPrecedingLineBreak()) {
+ node.exclamationToken = parseTokenNode();
+ }
+ node.type = parseTypeAnnotation();
+ if (!isInOrOfKeyword(token())) {
+ node.initializer = parseInitializer();
+ }
+ return finishNode(node);
+ }
+ function parseVariableDeclarationList(inForStatementInitializer) {
+ var node = createNode(243);
+ switch (token()) {
+ case 109:
+ break;
+ case 115:
+ node.flags |= 1;
+ break;
+ case 81:
+ node.flags |= 2;
+ break;
+ default:
+ ts.Debug.fail();
+ }
+ nextToken();
+ if (token() === 152 && lookAhead(canFollowContextualOfKeyword)) {
+ node.declarations = createMissingList();
+ }
+ else {
+ var savedDisallowIn = inDisallowInContext();
+ setDisallowInContext(inForStatementInitializer);
+ node.declarations = parseDelimitedList(8, inForStatementInitializer ? parseVariableDeclaration : parseVariableDeclarationAllowExclamation);
+ setDisallowInContext(savedDisallowIn);
+ }
+ return finishNode(node);
+ }
+ function canFollowContextualOfKeyword() {
+ return nextTokenIsIdentifier() && nextToken() === 21;
+ }
+ function parseVariableStatement(node) {
+ node.kind = 225;
+ node.declarationList = parseVariableDeclarationList(false);
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseFunctionDeclaration(node) {
+ node.kind = 244;
+ parseExpected(94);
+ node.asteriskToken = parseOptionalToken(41);
+ node.name = hasModifierOfKind(node, 84) ? parseOptionalIdentifier() : parseIdentifier();
+ var isGenerator = node.asteriskToken ? 1 : 0;
+ var isAsync = hasModifierOfKind(node, 126) ? 2 : 0;
+ fillSignature(58, isGenerator | isAsync, node);
+ node.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, ts.Diagnostics.or_expected);
+ return finishNode(node);
+ }
+ function parseConstructorName() {
+ if (token() === 129) {
+ return parseExpected(129);
+ }
+ if (token() === 10 && lookAhead(nextToken) === 20) {
+ return tryParse(function () {
+ var literalNode = parseLiteralNode();
+ return literalNode.text === "constructor" ? literalNode : undefined;
+ });
+ }
+ }
+ function tryParseConstructorDeclaration(node) {
+ return tryParse(function () {
+ if (parseConstructorName()) {
+ node.kind = 162;
+ fillSignature(58, 0, node);
+ node.body = parseFunctionBlockOrSemicolon(0, ts.Diagnostics.or_expected);
+ return finishNode(node);
+ }
+ });
+ }
+ function parseMethodDeclaration(node, asteriskToken, diagnosticMessage) {
+ node.kind = 161;
+ node.asteriskToken = asteriskToken;
+ var isGenerator = asteriskToken ? 1 : 0;
+ var isAsync = hasModifierOfKind(node, 126) ? 2 : 0;
+ fillSignature(58, isGenerator | isAsync, node);
+ node.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, diagnosticMessage);
+ return finishNode(node);
+ }
+ function parsePropertyDeclaration(node) {
+ node.kind = 159;
+ if (!node.questionToken && token() === 53 && !scanner.hasPrecedingLineBreak()) {
+ node.exclamationToken = parseTokenNode();
+ }
+ node.type = parseTypeAnnotation();
+ node.initializer = doOutsideOfContext(8192 | 32768 | 4096, parseInitializer);
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parsePropertyOrMethodDeclaration(node) {
+ var asteriskToken = parseOptionalToken(41);
+ node.name = parsePropertyName();
+ node.questionToken = parseOptionalToken(57);
+ if (asteriskToken || token() === 20 || token() === 29) {
+ return parseMethodDeclaration(node, asteriskToken, ts.Diagnostics.or_expected);
+ }
+ return parsePropertyDeclaration(node);
+ }
+ function parseAccessorDeclaration(node, kind) {
+ node.kind = kind;
+ node.name = parsePropertyName();
+ fillSignature(58, 0, node);
+ node.body = parseFunctionBlockOrSemicolon(0);
+ return finishNode(node);
+ }
+ 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 === 142 || idToken === 131) {
+ return true;
+ }
+ switch (token()) {
+ case 20:
+ case 29:
+ case 53:
+ case 58:
+ case 62:
+ case 57:
+ return true;
+ default:
+ return canParseSemicolon();
+ }
+ }
+ return false;
+ }
+ function parseDecorators() {
+ var list;
+ var listPos = getNodePos();
+ while (true) {
+ var decoratorStart = getNodePos();
+ if (!parseOptional(59)) {
+ break;
+ }
+ var decorator = createNode(157, decoratorStart);
+ decorator.expression = doInDecoratorContext(parseLeftHandSideExpressionOrHigher);
+ finishNode(decorator);
+ (list || (list = [])).push(decorator);
+ }
+ return list && createNodeArray(list, listPos);
+ }
+ function parseModifiers(permitInvalidConstAsModifier) {
+ var list;
+ var listPos = getNodePos();
+ while (true) {
+ var modifierStart = scanner.getStartPos();
+ var modifierKind = token();
+ if (token() === 81 && permitInvalidConstAsModifier) {
+ if (!tryParse(nextTokenIsOnSameLineAndCanFollowModifier)) {
+ break;
+ }
+ }
+ else {
+ if (!parseAnyContextualModifier()) {
+ break;
+ }
+ }
+ var modifier = finishNode(createNode(modifierKind, modifierStart));
+ (list || (list = [])).push(modifier);
+ }
+ return list && createNodeArray(list, listPos);
+ }
+ function parseModifiersForArrowFunction() {
+ var modifiers;
+ if (token() === 126) {
+ var modifierStart = scanner.getStartPos();
+ var modifierKind = token();
+ nextToken();
+ var modifier = finishNode(createNode(modifierKind, modifierStart));
+ modifiers = createNodeArray([modifier], modifierStart);
+ }
+ return modifiers;
+ }
+ function parseClassElement() {
+ if (token() === 26) {
+ var result = createNode(222);
+ nextToken();
+ return finishNode(result);
+ }
+ var node = createNodeWithJSDoc(0);
+ node.decorators = parseDecorators();
+ node.modifiers = parseModifiers(true);
+ if (parseContextualModifier(131)) {
+ return parseAccessorDeclaration(node, 163);
+ }
+ if (parseContextualModifier(142)) {
+ return parseAccessorDeclaration(node, 164);
+ }
+ if (token() === 129 || token() === 10) {
+ var constructorDeclaration = tryParseConstructorDeclaration(node);
+ if (constructorDeclaration) {
+ return constructorDeclaration;
+ }
+ }
+ if (isIndexSignature()) {
+ return parseIndexSignatureDeclaration(node);
+ }
+ if (ts.tokenIsIdentifierOrKeyword(token()) ||
+ token() === 10 ||
+ token() === 8 ||
+ token() === 41 ||
+ token() === 22) {
+ var isAmbient = node.modifiers && ts.some(node.modifiers, isDeclareModifier);
+ if (isAmbient) {
+ for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) {
+ var m = _a[_i];
+ m.flags |= 8388608;
+ }
+ return doInsideOfContext(8388608, function () { return parsePropertyOrMethodDeclaration(node); });
+ }
+ else {
+ return parsePropertyOrMethodDeclaration(node);
+ }
+ }
+ if (node.decorators || node.modifiers) {
+ node.name = createMissingNode(75, true, ts.Diagnostics.Declaration_expected);
+ return parsePropertyDeclaration(node);
+ }
+ return ts.Debug.fail("Should not have attempted to parse class member declaration.");
+ }
+ function parseClassExpression() {
+ return parseClassDeclarationOrExpression(createNodeWithJSDoc(0), 214);
+ }
+ function parseClassDeclaration(node) {
+ return parseClassDeclarationOrExpression(node, 245);
+ }
+ function parseClassDeclarationOrExpression(node, kind) {
+ node.kind = kind;
+ parseExpected(80);
+ node.name = parseNameOfClassDeclarationOrExpression();
+ node.typeParameters = parseTypeParameters();
+ node.heritageClauses = parseHeritageClauses();
+ if (parseExpected(18)) {
+ node.members = parseClassMembers();
+ parseExpected(19);
+ }
+ else {
+ node.members = createMissingList();
+ }
+ return finishNode(node);
+ }
+ function parseNameOfClassDeclarationOrExpression() {
+ return isIdentifier() && !isImplementsClause()
+ ? parseIdentifier()
+ : undefined;
+ }
+ function isImplementsClause() {
+ return token() === 113 && lookAhead(nextTokenIsIdentifierOrKeyword);
+ }
+ function parseHeritageClauses() {
+ if (isHeritageClause()) {
+ return parseList(22, parseHeritageClause);
+ }
+ return undefined;
+ }
+ function parseHeritageClause() {
+ var tok = token();
+ ts.Debug.assert(tok === 90 || tok === 113);
+ var node = createNode(279);
+ node.token = tok;
+ nextToken();
+ node.types = parseDelimitedList(7, parseExpressionWithTypeArguments);
+ return finishNode(node);
+ }
+ function parseExpressionWithTypeArguments() {
+ var node = createNode(216);
+ node.expression = parseLeftHandSideExpressionOrHigher();
+ node.typeArguments = tryParseTypeArguments();
+ return finishNode(node);
+ }
+ function tryParseTypeArguments() {
+ return token() === 29 ?
+ parseBracketedList(20, parseType, 29, 31) : undefined;
+ }
+ function isHeritageClause() {
+ return token() === 90 || token() === 113;
+ }
+ function parseClassMembers() {
+ return parseList(5, parseClassElement);
+ }
+ function parseInterfaceDeclaration(node) {
+ node.kind = 246;
+ parseExpected(114);
+ node.name = parseIdentifier();
+ node.typeParameters = parseTypeParameters();
+ node.heritageClauses = parseHeritageClauses();
+ node.members = parseObjectTypeMembers();
+ return finishNode(node);
+ }
+ function parseTypeAliasDeclaration(node) {
+ node.kind = 247;
+ parseExpected(145);
+ node.name = parseIdentifier();
+ node.typeParameters = parseTypeParameters();
+ parseExpected(62);
+ node.type = parseType();
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseEnumMember() {
+ var node = createNodeWithJSDoc(284);
+ node.name = parsePropertyName();
+ node.initializer = allowInAnd(parseInitializer);
+ return finishNode(node);
+ }
+ function parseEnumDeclaration(node) {
+ node.kind = 248;
+ parseExpected(88);
+ node.name = parseIdentifier();
+ if (parseExpected(18)) {
+ node.members = doOutsideOfYieldAndAwaitContext(function () { return parseDelimitedList(6, parseEnumMember); });
+ parseExpected(19);
+ }
+ else {
+ node.members = createMissingList();
+ }
+ return finishNode(node);
+ }
+ function parseModuleBlock() {
+ var node = createNode(250);
+ if (parseExpected(18)) {
+ node.statements = parseList(1, parseStatement);
+ parseExpected(19);
+ }
+ else {
+ node.statements = createMissingList();
+ }
+ return finishNode(node);
+ }
+ function parseModuleOrNamespaceDeclaration(node, flags) {
+ node.kind = 249;
+ var namespaceFlag = flags & 16;
+ node.flags |= flags;
+ node.name = parseIdentifier();
+ node.body = parseOptional(24)
+ ? parseModuleOrNamespaceDeclaration(createNode(0), 4 | namespaceFlag)
+ : parseModuleBlock();
+ return finishNode(node);
+ }
+ function parseAmbientExternalModuleDeclaration(node) {
+ node.kind = 249;
+ if (token() === 150) {
+ node.name = parseIdentifier();
+ node.flags |= 1024;
+ }
+ else {
+ node.name = parseLiteralNode();
+ node.name.text = internIdentifier(node.name.text);
+ }
+ if (token() === 18) {
+ node.body = parseModuleBlock();
+ }
+ else {
+ parseSemicolon();
+ }
+ return finishNode(node);
+ }
+ function parseModuleDeclaration(node) {
+ var flags = 0;
+ if (token() === 150) {
+ return parseAmbientExternalModuleDeclaration(node);
+ }
+ else if (parseOptional(136)) {
+ flags |= 16;
+ }
+ else {
+ parseExpected(135);
+ if (token() === 10) {
+ return parseAmbientExternalModuleDeclaration(node);
+ }
+ }
+ return parseModuleOrNamespaceDeclaration(node, flags);
+ }
+ function isExternalModuleReference() {
+ return token() === 139 &&
+ lookAhead(nextTokenIsOpenParen);
+ }
+ function nextTokenIsOpenParen() {
+ return nextToken() === 20;
+ }
+ function nextTokenIsSlash() {
+ return nextToken() === 43;
+ }
+ function parseNamespaceExportDeclaration(node) {
+ node.kind = 252;
+ parseExpected(123);
+ parseExpected(136);
+ node.name = parseIdentifier();
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseImportDeclarationOrImportEqualsDeclaration(node) {
+ parseExpected(96);
+ var afterImportPos = scanner.getStartPos();
+ var identifier;
+ if (isIdentifier()) {
+ identifier = parseIdentifier();
+ }
+ var isTypeOnly = false;
+ if (token() !== 149 &&
+ (identifier === null || identifier === void 0 ? void 0 : identifier.escapedText) === "type" &&
+ (isIdentifier() || tokenAfterImportDefinitelyProducesImportDeclaration())) {
+ isTypeOnly = true;
+ identifier = isIdentifier() ? parseIdentifier() : undefined;
+ }
+ if (identifier && !tokenAfterImportedIdentifierDefinitelyProducesImportDeclaration()) {
+ return parseImportEqualsDeclaration(node, identifier, isTypeOnly);
+ }
+ node.kind = 254;
+ if (identifier ||
+ token() === 41 ||
+ token() === 18) {
+ node.importClause = parseImportClause(identifier, afterImportPos, isTypeOnly);
+ parseExpected(149);
+ }
+ node.moduleSpecifier = parseModuleSpecifier();
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function tokenAfterImportDefinitelyProducesImportDeclaration() {
+ return token() === 41 || token() === 18;
+ }
+ function tokenAfterImportedIdentifierDefinitelyProducesImportDeclaration() {
+ return token() === 27 || token() === 149;
+ }
+ function parseImportEqualsDeclaration(node, identifier, isTypeOnly) {
+ node.kind = 253;
+ node.name = identifier;
+ parseExpected(62);
+ node.moduleReference = parseModuleReference();
+ parseSemicolon();
+ var finished = finishNode(node);
+ if (isTypeOnly) {
+ parseErrorAtRange(finished, ts.Diagnostics.Only_ECMAScript_imports_may_use_import_type);
+ }
+ return finished;
+ }
+ function parseImportClause(identifier, fullStart, isTypeOnly) {
+ var importClause = createNode(255, fullStart);
+ importClause.isTypeOnly = isTypeOnly;
+ if (identifier) {
+ importClause.name = identifier;
+ }
+ if (!importClause.name ||
+ parseOptional(27)) {
+ importClause.namedBindings = token() === 41 ? parseNamespaceImport() : parseNamedImportsOrExports(257);
+ }
+ return finishNode(importClause);
+ }
+ function parseModuleReference() {
+ return isExternalModuleReference()
+ ? parseExternalModuleReference()
+ : parseEntityName(false);
+ }
+ function parseExternalModuleReference() {
+ var node = createNode(265);
+ parseExpected(139);
+ parseExpected(20);
+ node.expression = parseModuleSpecifier();
+ parseExpected(21);
+ return finishNode(node);
+ }
+ function parseModuleSpecifier() {
+ if (token() === 10) {
+ var result = parseLiteralNode();
+ result.text = internIdentifier(result.text);
+ return result;
+ }
+ else {
+ return parseExpression();
+ }
+ }
+ function parseNamespaceImport() {
+ var namespaceImport = createNode(256);
+ parseExpected(41);
+ parseExpected(123);
+ namespaceImport.name = parseIdentifier();
+ return finishNode(namespaceImport);
+ }
+ function parseNamedImportsOrExports(kind) {
+ var node = createNode(kind);
+ node.elements = parseBracketedList(23, kind === 257 ? parseImportSpecifier : parseExportSpecifier, 18, 19);
+ return finishNode(node);
+ }
+ function parseExportSpecifier() {
+ return parseImportOrExportSpecifier(263);
+ }
+ function parseImportSpecifier() {
+ return parseImportOrExportSpecifier(258);
+ }
+ function parseImportOrExportSpecifier(kind) {
+ var node = createNode(kind);
+ var checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier();
+ var checkIdentifierStart = scanner.getTokenPos();
+ var checkIdentifierEnd = scanner.getTextPos();
+ var identifierName = parseIdentifierName();
+ if (token() === 123) {
+ node.propertyName = identifierName;
+ parseExpected(123);
+ checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier();
+ checkIdentifierStart = scanner.getTokenPos();
+ checkIdentifierEnd = scanner.getTextPos();
+ node.name = parseIdentifierName();
+ }
+ else {
+ node.name = identifierName;
+ }
+ if (kind === 258 && checkIdentifierIsKeyword) {
+ parseErrorAt(checkIdentifierStart, checkIdentifierEnd, ts.Diagnostics.Identifier_expected);
+ }
+ return finishNode(node);
+ }
+ function parseNamespaceExport(pos) {
+ var node = createNode(262, pos);
+ node.name = parseIdentifier();
+ return finishNode(node);
+ }
+ function parseExportDeclaration(node) {
+ node.kind = 260;
+ node.isTypeOnly = parseOptional(145);
+ var namespaceExportPos = scanner.getStartPos();
+ if (parseOptional(41)) {
+ if (parseOptional(123)) {
+ node.exportClause = parseNamespaceExport(namespaceExportPos);
+ }
+ parseExpected(149);
+ node.moduleSpecifier = parseModuleSpecifier();
+ }
+ else {
+ node.exportClause = parseNamedImportsOrExports(261);
+ if (token() === 149 || (token() === 10 && !scanner.hasPrecedingLineBreak())) {
+ parseExpected(149);
+ node.moduleSpecifier = parseModuleSpecifier();
+ }
+ }
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function parseExportAssignment(node) {
+ node.kind = 259;
+ if (parseOptional(62)) {
+ node.isExportEquals = true;
+ }
+ else {
+ parseExpected(84);
+ }
+ node.expression = parseAssignmentExpressionOrHigher();
+ parseSemicolon();
+ return finishNode(node);
+ }
+ function setExternalModuleIndicator(sourceFile) {
+ sourceFile.externalModuleIndicator =
+ ts.forEach(sourceFile.statements, isAnExternalModuleIndicatorNode) ||
+ getImportMetaIfNecessary(sourceFile);
+ }
+ function isAnExternalModuleIndicatorNode(node) {
+ return hasModifierOfKind(node, 89)
+ || node.kind === 253 && node.moduleReference.kind === 265
+ || node.kind === 254
+ || node.kind === 259
+ || node.kind === 260 ? 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 === 96 && node.name.escapedText === "meta";
+ }
+ var JSDocParser;
+ (function (JSDocParser) {
+ function parseJSDocTypeExpressionForTests(content, start, length) {
+ initializeState(content, 99, undefined, 1);
+ sourceFile = createSourceFile("file.js", 99, 1, false);
+ scanner.setText(content, start, length);
+ currentToken = scanner.scan();
+ var jsDocTypeExpression = parseJSDocTypeExpression();
+ var diagnostics = parseDiagnostics;
+ clearState();
+ return jsDocTypeExpression ? { jsDocTypeExpression: jsDocTypeExpression, diagnostics: diagnostics } : undefined;
+ }
+ JSDocParser.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests;
+ function parseJSDocTypeExpression(mayOmitBraces) {
+ var result = createNode(294);
+ var hasBrace = (mayOmitBraces ? parseOptional : parseExpected)(18);
+ result.type = doInsideOfContext(4194304, parseJSDocType);
+ if (!mayOmitBraces || hasBrace) {
+ parseExpectedJSDoc(19);
+ }
+ fixupParentReferences(result);
+ return finishNode(result);
+ }
+ JSDocParser.parseJSDocTypeExpression = parseJSDocTypeExpression;
+ function parseIsolatedJSDocComment(content, start, length) {
+ initializeState(content, 99, undefined, 1);
+ sourceFile = { languageVariant: 0, text: content };
+ var jsDoc = doInsideOfContext(4194304, function () { return parseJSDocCommentWorker(start, length); });
+ var diagnostics = parseDiagnostics;
+ clearState();
+ return jsDoc ? { jsDoc: jsDoc, diagnostics: diagnostics } : undefined;
+ }
+ JSDocParser.parseIsolatedJSDocComment = parseIsolatedJSDocComment;
+ function parseJSDocComment(parent, start, length) {
+ var _a;
+ var saveToken = currentToken;
+ var saveParseDiagnosticsLength = parseDiagnostics.length;
+ var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode;
+ var comment = doInsideOfContext(4194304, function () { return parseJSDocCommentWorker(start, length); });
+ if (comment) {
+ comment.parent = parent;
+ }
+ if (contextFlags & 131072) {
+ if (!sourceFile.jsDocDiagnostics) {
+ sourceFile.jsDocDiagnostics = [];
+ }
+ (_a = sourceFile.jsDocDiagnostics).push.apply(_a, 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 - Math.max(content.lastIndexOf("\n", start), 0) + 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 - 1));
+ }
+ 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 result = createNode(303, start);
+ result.tags = tags && createNodeArray(tags, tagsPos, tagsEnd);
+ result.comment = comments.length ? comments.join("") : undefined;
+ return finishNode(result, 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);
+ break;
+ case "implements":
+ tag = parseImplementsTag(start, tagName);
+ break;
+ case "augments":
+ case "extends":
+ tag = parseAugmentsTag(start, tagName);
+ break;
+ case "class":
+ case "constructor":
+ tag = parseSimpleTag(start, 310, tagName);
+ break;
+ case "public":
+ tag = parseSimpleTag(start, 311, tagName);
+ break;
+ case "private":
+ tag = parseSimpleTag(start, 312, tagName);
+ break;
+ case "protected":
+ tag = parseSimpleTag(start, 313, tagName);
+ break;
+ case "readonly":
+ tag = parseSimpleTag(start, 314, tagName);
+ break;
+ case "this":
+ tag = parseThisTag(start, tagName);
+ break;
+ case "enum":
+ tag = parseEnumTag(start, tagName);
+ break;
+ case "arg":
+ case "argument":
+ case "param":
+ return parseParameterOrPropertyTag(start, tagName, 2, margin);
+ case "return":
+ case "returns":
+ tag = parseReturnTag(start, tagName);
+ break;
+ case "template":
+ tag = parseTemplateTag(start, tagName);
+ break;
+ case "type":
+ tag = parseTypeTag(start, tagName);
+ break;
+ case "typedef":
+ tag = parseTypedefTag(start, tagName, margin);
+ break;
+ case "callback":
+ tag = parseCallbackTag(start, tagName, margin);
+ break;
+ default:
+ tag = parseUnknownTag(start, tagName);
+ break;
+ }
+ if (!tag.comment) {
+ if (!indentText) {
+ margin += tag.end - tag.pos;
+ }
+ tag.comment = parseTagComments(margin, indentText.slice(margin));
+ }
+ return tag;
+ }
+ 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:
+ if (state >= 1) {
+ 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) {
+ var result = createNode(306, start);
+ result.tagName = tagName;
+ return finishNode(result);
+ }
+ 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 141:
+ return true;
+ case 174:
+ 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 result = target === 1 ?
+ createNode(323, start) :
+ createNode(317, start);
+ var comment = parseTagComments(indent + scanner.getStartPos() - start);
+ var nestedTypeLiteral = target !== 4 && parseNestedTypeLiteral(typeExpression, name, target, indent);
+ if (nestedTypeLiteral) {
+ typeExpression = nestedTypeLiteral;
+ isNameFirst = true;
+ }
+ result.tagName = tagName;
+ result.typeExpression = typeExpression;
+ result.name = name;
+ result.isNameFirst = isNameFirst;
+ result.isBracketed = isBracketed;
+ result.comment = comment;
+ return finishNode(result);
+ }
+ function parseNestedTypeLiteral(typeExpression, name, target, indent) {
+ if (typeExpression && isObjectOrObjectArrayTypeReference(typeExpression.type)) {
+ var typeLiteralExpression = createNode(294, scanner.getTokenPos());
+ var child = void 0;
+ var jsdocTypeLiteral = void 0;
+ var start_3 = scanner.getStartPos();
+ var children = void 0;
+ while (child = tryParse(function () { return parseChildParameterOrPropertyTag(target, indent, name); })) {
+ if (child.kind === 317 || child.kind === 323) {
+ children = ts.append(children, child);
+ }
+ }
+ if (children) {
+ jsdocTypeLiteral = createNode(304, start_3);
+ jsdocTypeLiteral.jsDocPropertyTags = children;
+ if (typeExpression.type.kind === 174) {
+ jsdocTypeLiteral.isArrayType = true;
+ }
+ typeLiteralExpression.type = finishNode(jsdocTypeLiteral);
+ return finishNode(typeLiteralExpression);
+ }
+ }
+ }
+ function parseReturnTag(start, tagName) {
+ if (ts.some(tags, ts.isJSDocReturnTag)) {
+ parseErrorAt(tagName.pos, scanner.getTokenPos(), ts.Diagnostics._0_tag_already_specified, tagName.escapedText);
+ }
+ var result = createNode(318, start);
+ result.tagName = tagName;
+ result.typeExpression = tryParseTypeExpression();
+ return finishNode(result);
+ }
+ function parseTypeTag(start, tagName) {
+ if (ts.some(tags, ts.isJSDocTypeTag)) {
+ parseErrorAt(tagName.pos, scanner.getTokenPos(), ts.Diagnostics._0_tag_already_specified, tagName.escapedText);
+ }
+ var result = createNode(320, start);
+ result.tagName = tagName;
+ result.typeExpression = parseJSDocTypeExpression(true);
+ return finishNode(result);
+ }
+ function parseAuthorTag(start, tagName, indent) {
+ var result = createNode(309, start);
+ result.tagName = tagName;
+ var authorInfoWithEmail = tryParse(function () { return tryParseAuthorNameAndEmail(); });
+ if (!authorInfoWithEmail) {
+ return finishNode(result);
+ }
+ result.comment = authorInfoWithEmail;
+ if (lookAhead(function () { return nextToken() !== 4; })) {
+ var comment = parseTagComments(indent);
+ if (comment) {
+ result.comment += comment;
+ }
+ }
+ return finishNode(result);
+ }
+ function tryParseAuthorNameAndEmail() {
+ var comments = [];
+ var seenLessThan = false;
+ var seenGreaterThan = false;
+ var token = scanner.getToken();
+ loop: while (true) {
+ switch (token) {
+ case 75:
+ 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) {
+ var result = createNode(308, start);
+ result.tagName = tagName;
+ result.class = parseExpressionWithTypeArgumentsForAugments();
+ return finishNode(result);
+ }
+ function parseAugmentsTag(start, tagName) {
+ var result = createNode(307, start);
+ result.tagName = tagName;
+ result.class = parseExpressionWithTypeArgumentsForAugments();
+ return finishNode(result);
+ }
+ function parseExpressionWithTypeArgumentsForAugments() {
+ var usedBrace = parseOptional(18);
+ var node = createNode(216);
+ node.expression = parsePropertyAccessEntityNameExpression();
+ node.typeArguments = tryParseTypeArguments();
+ var res = finishNode(node);
+ if (usedBrace) {
+ parseExpected(19);
+ }
+ return res;
+ }
+ function parsePropertyAccessEntityNameExpression() {
+ var node = parseJSDocIdentifierName();
+ while (parseOptional(24)) {
+ var prop = createNode(194, node.pos);
+ prop.expression = node;
+ prop.name = parseJSDocIdentifierName();
+ node = finishNode(prop);
+ }
+ return node;
+ }
+ function parseSimpleTag(start, kind, tagName) {
+ var tag = createNode(kind, start);
+ tag.tagName = tagName;
+ return finishNode(tag);
+ }
+ function parseThisTag(start, tagName) {
+ var tag = createNode(319, start);
+ tag.tagName = tagName;
+ tag.typeExpression = parseJSDocTypeExpression(true);
+ skipWhitespace();
+ return finishNode(tag);
+ }
+ function parseEnumTag(start, tagName) {
+ var tag = createNode(316, start);
+ tag.tagName = tagName;
+ tag.typeExpression = parseJSDocTypeExpression(true);
+ skipWhitespace();
+ return finishNode(tag);
+ }
+ function parseTypedefTag(start, tagName, indent) {
+ var typeExpression = tryParseTypeExpression();
+ skipWhitespaceOrAsterisk();
+ var typedefTag = createNode(322, start);
+ typedefTag.tagName = tagName;
+ typedefTag.fullName = parseJSDocTypeNameWithNamespace();
+ typedefTag.name = getJSDocTypeAliasName(typedefTag.fullName);
+ skipWhitespace();
+ typedefTag.comment = parseTagComments(indent);
+ typedefTag.typeExpression = typeExpression;
+ var end;
+ if (!typeExpression || isObjectOrObjectArrayTypeReference(typeExpression.type)) {
+ var child = void 0;
+ var jsdocTypeLiteral = void 0;
+ var childTypeTag = void 0;
+ while (child = tryParse(function () { return parseChildPropertyTag(indent); })) {
+ if (!jsdocTypeLiteral) {
+ jsdocTypeLiteral = createNode(304, start);
+ }
+ if (child.kind === 320) {
+ if (childTypeTag) {
+ break;
+ }
+ else {
+ childTypeTag = child;
+ }
+ }
+ else {
+ jsdocTypeLiteral.jsDocPropertyTags = ts.append(jsdocTypeLiteral.jsDocPropertyTags, child);
+ }
+ }
+ if (jsdocTypeLiteral) {
+ if (typeExpression && typeExpression.type.kind === 174) {
+ jsdocTypeLiteral.isArrayType = true;
+ }
+ typedefTag.typeExpression = childTypeTag && childTypeTag.typeExpression && !isObjectOrObjectArrayTypeReference(childTypeTag.typeExpression.type) ?
+ childTypeTag.typeExpression :
+ finishNode(jsdocTypeLiteral);
+ end = typedefTag.typeExpression.end;
+ }
+ }
+ return finishNode(typedefTag, end || typedefTag.comment !== undefined ? scanner.getStartPos() : (typedefTag.fullName || typedefTag.typeExpression || typedefTag.tagName).end);
+ }
+ function parseJSDocTypeNameWithNamespace(nested) {
+ var pos = scanner.getTokenPos();
+ if (!ts.tokenIsIdentifierOrKeyword(token())) {
+ return undefined;
+ }
+ var typeNameOrNamespaceName = parseJSDocIdentifierName();
+ if (parseOptional(24)) {
+ var jsDocNamespaceNode = createNode(249, pos);
+ if (nested) {
+ jsDocNamespaceNode.flags |= 4;
+ }
+ jsDocNamespaceNode.name = typeNameOrNamespaceName;
+ jsDocNamespaceNode.body = parseJSDocTypeNameWithNamespace(true);
+ return finishNode(jsDocNamespaceNode);
+ }
+ if (nested) {
+ typeNameOrNamespaceName.isInJSDocNamespace = true;
+ }
+ return typeNameOrNamespaceName;
+ }
+ function parseCallbackTag(start, tagName, indent) {
+ var callbackTag = createNode(315, start);
+ callbackTag.tagName = tagName;
+ callbackTag.fullName = parseJSDocTypeNameWithNamespace();
+ callbackTag.name = getJSDocTypeAliasName(callbackTag.fullName);
+ skipWhitespace();
+ callbackTag.comment = parseTagComments(indent);
+ var child;
+ var jsdocSignature = createNode(305, start);
+ jsdocSignature.parameters = [];
+ while (child = tryParse(function () { return parseChildParameterOrPropertyTag(4, indent); })) {
+ jsdocSignature.parameters = ts.append(jsdocSignature.parameters, child);
+ }
+ var returnTag = tryParse(function () {
+ if (parseOptionalJsdoc(59)) {
+ var tag = parseTag(indent);
+ if (tag && tag.kind === 318) {
+ return tag;
+ }
+ }
+ });
+ if (returnTag) {
+ jsdocSignature.type = returnTag;
+ }
+ callbackTag.typeExpression = finishNode(jsdocSignature);
+ return finishNode(callbackTag);
+ }
+ 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;
+ }
+ }
+ }
+ 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 === 317 || child.kind === 323) &&
+ 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 75:
+ 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 parseTemplateTag(start, tagName) {
+ var constraint;
+ if (token() === 18) {
+ constraint = parseJSDocTypeExpression();
+ }
+ var typeParameters = [];
+ var typeParametersPos = getNodePos();
+ do {
+ skipWhitespace();
+ var typeParameter = createNode(155);
+ typeParameter.name = parseJSDocIdentifierName(ts.Diagnostics.Unexpected_token_A_type_parameter_name_was_expected_without_curly_braces);
+ finishNode(typeParameter);
+ skipWhitespaceOrAsterisk();
+ typeParameters.push(typeParameter);
+ } while (parseOptionalJsdoc(27));
+ var result = createNode(321, start);
+ result.tagName = tagName;
+ result.constraint = constraint;
+ result.typeParameters = createNodeArray(typeParameters, typeParametersPos);
+ finishNode(result);
+ return result;
+ }
+ 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(75, !message, message || ts.Diagnostics.Identifier_expected);
+ }
+ identifierCount++;
+ var pos = scanner.getTokenPos();
+ var end = scanner.getTextPos();
+ var result = createNode(75, pos);
+ if (token() !== 75) {
+ result.originalKeywordKind = token();
+ }
+ result.escapedText = ts.escapeLeadingUnderscores(internIdentifier(scanner.getTokenValue()));
+ finishNode(result, 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;
+ 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;
+ }
+ 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;
+ 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 75:
+ 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);
+ element.pos = Math.min(element.pos, changeRangeNewEnd);
+ if (element.end >= changeRangeOldEnd) {
+ element.end += delta;
+ }
+ else {
+ element.end = Math.min(element.end, changeRangeNewEnd);
+ }
+ ts.Debug.assert(element.pos <= element.end);
+ if (element.parent) {
+ ts.Debug.assert(element.pos >= element.parent.pos);
+ ts.Debug.assert(element.end <= element.parent.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 || (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 = ts.createMap();
+ 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": return;
+ default: ts.Debug.fail("Unhandled pragma kind");
+ }
+ });
+ }
+ ts.processPragmasIntoFields = processPragmasIntoFields;
+ var namedArgRegExCache = ts.createMap();
+ 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 === 75) {
+ return lhs.escapedText === rhs.escapedText;
+ }
+ if (lhs.kind === 104) {
+ 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 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"],
+ ["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.string", "lib.es2020.string.d.ts"],
+ ["es2020.symbol.wellknown", "lib.es2020.symbol.wellknown.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"]
+ ];
+ ts.libs = libEntries.map(function (entry) { return entry[0]; });
+ ts.libMap = ts.createMapFromEntries(libEntries);
+ ts.optionsForWatch = [
+ {
+ name: "watchFile",
+ type: ts.createMapFromTemplate({
+ 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: ts.createMapFromTemplate({
+ 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: ts.createMapFromTemplate({
+ 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: "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: ts.createMapFromTemplate({
+ 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: ts.createMapFromTemplate({
+ 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: ts.createMapFromTemplate({
+ "preserve": 1,
+ "react-native": 3,
+ "react": 2
+ }),
+ affectsSourceFile: 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",
+ affectsEmit: true,
+ 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: ts.createMapFromTemplate({
+ 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: "moduleResolution",
+ type: ts.createMapFromTemplate({
+ 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: "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: ts.createMapFromTemplate({
+ 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: "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"
+ }
+ }
+ ];
+ function createOptionNameMap(optionDeclarations) {
+ var optionsNameMap = ts.createMap();
+ var shortOptionNames = ts.createMap();
+ 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) : { 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_3 = function (element) {
+ if (element.kind !== 281) {
+ 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_3(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 106:
+ reportInvalidOptionValue(option && option.type !== "boolean");
+ return true;
+ case 91:
+ reportInvalidOptionValue(option && option.type !== "boolean");
+ return false;
+ case 100:
+ 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 207:
+ if (valueExpression.operator !== 40 || valueExpression.operand.kind !== 8) {
+ break;
+ }
+ reportInvalidOptionValue(option && option.type !== "number");
+ return -Number(valueExpression.operand.text);
+ case 193:
+ 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 192:
+ 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 = ts.createMap();
+ var getCanonicalFileName = pathOptions && ts.createGetCanonicalFileName(pathOptions.useCaseSensitiveFileNames);
+ var _loop_4 = 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_4(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_3 = entries; _a < entries_3.length; _a++) {
+ var entry = entries_3[_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 filesSpecs;
+ if (ts.hasProperty(raw, "files") && !isNullOrUndefined(raw.files)) {
+ if (ts.isArray(raw.files)) {
+ filesSpecs = raw.files;
+ var hasReferences = ts.hasProperty(raw, "references") && !isNullOrUndefined(raw.references);
+ var hasZeroOrNoReferences = !hasReferences || raw.references.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");
+ }
+ }
+ }
+ else {
+ createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "files", "Array");
+ }
+ }
+ var includeSpecs;
+ if (ts.hasProperty(raw, "include") && !isNullOrUndefined(raw.include)) {
+ if (ts.isArray(raw.include)) {
+ includeSpecs = raw.include;
+ }
+ else {
+ createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "include", "Array");
+ }
+ }
+ var excludeSpecs;
+ if (ts.hasProperty(raw, "exclude") && !isNullOrUndefined(raw.exclude)) {
+ if (ts.isArray(raw.exclude)) {
+ excludeSpecs = raw.exclude;
+ }
+ else {
+ createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
+ }
+ }
+ else if (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, canJsonReportNoInutFiles(raw), resolutionStack)) {
+ errors.push(getErrorForNoInputFiles(result.spec, configFileName));
+ }
+ if (ts.hasProperty(raw, "references") && !isNullOrUndefined(raw.references)) {
+ if (ts.isArray(raw.references)) {
+ for (var _i = 0, _a = raw.references; _i < _a.length; _i++) {
+ var ref = _a[_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
+ });
+ }
+ }
+ }
+ else {
+ createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "references", "Array");
+ }
+ }
+ return result;
+ }
+ 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 canJsonReportNoInutFiles(raw) {
+ return !ts.hasProperty(raw, "files") && !ts.hasProperty(raw, "references");
+ }
+ ts.canJsonReportNoInutFiles = canJsonReportNoInutFiles;
+ 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) {
+ 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 (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, 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 = []; }
+ basePath = ts.normalizePath(basePath);
+ var keyMapper = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames);
+ var literalFileMap = ts.createMap();
+ var wildcardFileMap = ts.createMap();
+ var wildCardJsonFileMap = ts.createMap();
+ var filesSpecs = spec.filesSpecs, validatedIncludeSpecs = spec.validatedIncludeSpecs, validatedExcludeSpecs = spec.validatedExcludeSpecs, wildcardDirectories = spec.wildcardDirectories;
+ var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions);
+ var supportedExtensionsWithJsonIfResolveJsonModule = ts.getSuppoertedExtensionsWithJsonIfResolveJsonModule(options, supportedExtensions);
+ if (filesSpecs) {
+ for (var _i = 0, filesSpecs_1 = filesSpecs; _i < filesSpecs_1.length; _i++) {
+ var fileName = filesSpecs_1[_i];
+ var file = ts.getNormalizedAbsolutePath(fileName, basePath);
+ literalFileMap.set(keyMapper(file), file);
+ }
+ }
+ var jsonOnlyIncludeRegexes;
+ if (validatedIncludeSpecs && validatedIncludeSpecs.length > 0) {
+ var _loop_5 = 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_5(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 validateSpecs(specs, errors, allowTrailingRecursion, jsonSourceFile, specKey) {
+ return specs.filter(function (spec) {
+ 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: 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 = ts.createMap();
+ var redirectsMap = ts.createMap();
+ 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) ? ts.createMap() : 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, ts.createMap);
+ }
+ 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 = ts.createMap();
+ 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 (baseUrl && paths && !ts.pathIsRelative(moduleName)) {
+ 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);
+ trace(state.host, ts.Diagnostics.paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0, moduleName);
+ }
+ return tryLoadModuleUsingPaths(extensions, moduleName, baseUrl, 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) {
+ setParentPointers(node, node.body);
+ }
+ return node.body ? getModuleInstanceStateCached(node.body, visited) : 1;
+ }
+ ts.getModuleInstanceState = getModuleInstanceState;
+ function getModuleInstanceStateCached(node, visited) {
+ if (visited === void 0) { visited = ts.createMap(); }
+ 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 246:
+ case 247:
+ return 0;
+ case 248:
+ if (ts.isEnumConst(node)) {
+ return 2;
+ }
+ break;
+ case 254:
+ case 253:
+ if (!(ts.hasModifier(node, 1))) {
+ return 0;
+ }
+ break;
+ case 260:
+ var exportDeclaration = node;
+ if (!exportDeclaration.moduleSpecifier && exportDeclaration.exportClause && exportDeclaration.exportClause.kind === 261) {
+ 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 250: {
+ 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 249:
+ return getModuleInstanceState(node, visited);
+ case 75:
+ 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_1 = statements; _i < statements_1.length; _i++) {
+ var statement = statements_1[_i];
+ if (ts.nodeHasName(statement, name)) {
+ if (!statement.parent) {
+ setParentPointers(p, statement);
+ }
+ 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) {
+ 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.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 symbolCount = 0;
+ var Symbol;
+ var classifiableNames;
+ var unreachableFlow = { flags: 1 };
+ var reportedUnreachableFlow = { flags: 1 };
+ var subtreeTransformFlags = 0;
+ var skipTransformFlagAggregation;
+ 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 = ts.createUnderscoreEscapedMap();
+ symbolCount = 0;
+ skipTransformFlagAggregation = file.isDeclarationFile;
+ 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;
+ emitFlags = 0;
+ subtreeTransformFlags = 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 === 259) {
+ 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 === 154) {
+ 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 162:
+ return "__constructor";
+ case 170:
+ case 165:
+ case 305:
+ return "__call";
+ case 171:
+ case 166:
+ return "__new";
+ case 167:
+ return "__index";
+ case 260:
+ return "__export";
+ case 290:
+ return "export=";
+ case 209:
+ if (ts.getAssignmentDeclarationKind(node) === 2) {
+ return "export=";
+ }
+ ts.Debug.fail("Unknown binary declaration kind");
+ break;
+ case 300:
+ return (ts.isJSDocConstructSignature(node) ? "__new" : "__call");
+ case 156:
+ ts.Debug.assert(node.parent.kind === 300, "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.hasModifier(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.set(name, true);
+ }
+ 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)) {
+ node.name.parent = 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 === 259 && !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.hasModifier(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;
+ if (symbolFlags & 2097152) {
+ if (node.kind === 263 || (node.kind === 253 && 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)) || ts.isJSDocTypeAlias(node)) {
+ if (!container.locals || (ts.hasModifier(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 bindContainer(node, containerFlags) {
+ var saveContainer = container;
+ var saveThisParentContainer = thisParentContainer;
+ var savedBlockScopeContainer = blockScopeContainer;
+ if (containerFlags & 1) {
+ if (node.kind !== 202) {
+ 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.hasModifier(node, 256) &&
+ !node.asteriskToken && !!ts.getImmediatelyInvokedFunctionExpression(node);
+ if (!isIIFE) {
+ currentFlow = initFlowNode({ flags: 2 });
+ if (containerFlags & (16 | 128)) {
+ currentFlow.node = node;
+ }
+ }
+ currentReturnTarget = isIIFE || node.kind === 162 ? 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 === 290) {
+ node.flags |= emitFlags;
+ }
+ if (currentReturnTarget) {
+ addAntecedent(currentReturnTarget, currentFlow);
+ currentFlow = finishFlowLabel(currentReturnTarget);
+ if (node.kind === 162) {
+ 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 bindChildren(node) {
+ if (skipTransformFlagAggregation) {
+ bindChildrenWorker(node);
+ }
+ else if (node.transformFlags & 536870912) {
+ skipTransformFlagAggregation = true;
+ bindChildrenWorker(node);
+ skipTransformFlagAggregation = false;
+ subtreeTransformFlags |= node.transformFlags & ~getTransformFlagsSubtreeExclusions(node.kind);
+ }
+ else {
+ var savedSubtreeTransformFlags = subtreeTransformFlags;
+ subtreeTransformFlags = 0;
+ bindChildrenWorker(node);
+ subtreeTransformFlags = savedSubtreeTransformFlags | computeTransformFlagsForNode(node, subtreeTransformFlags);
+ }
+ }
+ function bindEachFunctionsFirst(nodes) {
+ bindEach(nodes, function (n) { return n.kind === 244 ? bind(n) : undefined; });
+ bindEach(nodes, function (n) { return n.kind !== 244 ? bind(n) : undefined; });
+ }
+ function bindEach(nodes, bindFunction) {
+ if (bindFunction === void 0) { bindFunction = bind; }
+ if (nodes === undefined) {
+ return;
+ }
+ if (skipTransformFlagAggregation) {
+ ts.forEach(nodes, bindFunction);
+ }
+ else {
+ var savedSubtreeTransformFlags = subtreeTransformFlags;
+ subtreeTransformFlags = 0;
+ var nodeArrayFlags = 0;
+ for (var _i = 0, nodes_2 = nodes; _i < nodes_2.length; _i++) {
+ var node = nodes_2[_i];
+ bindFunction(node);
+ nodeArrayFlags |= node.transformFlags & ~536870912;
+ }
+ nodes.transformFlags = nodeArrayFlags | 536870912;
+ subtreeTransformFlags |= savedSubtreeTransformFlags;
+ }
+ }
+ function bindEachChild(node) {
+ ts.forEachChild(node, bind, bindEach);
+ }
+ function bindChildrenWorker(node) {
+ if (checkUnreachable(node)) {
+ bindEachChild(node);
+ bindJSDoc(node);
+ return;
+ }
+ if (node.kind >= 225 && node.kind <= 241 && !options.allowUnreachableCode) {
+ node.flowNode = currentFlow;
+ }
+ switch (node.kind) {
+ case 229:
+ bindWhileStatement(node);
+ break;
+ case 228:
+ bindDoStatement(node);
+ break;
+ case 230:
+ bindForStatement(node);
+ break;
+ case 231:
+ case 232:
+ bindForInOrForOfStatement(node);
+ break;
+ case 227:
+ bindIfStatement(node);
+ break;
+ case 235:
+ case 239:
+ bindReturnOrThrow(node);
+ break;
+ case 234:
+ case 233:
+ bindBreakOrContinueStatement(node);
+ break;
+ case 240:
+ bindTryStatement(node);
+ break;
+ case 237:
+ bindSwitchStatement(node);
+ break;
+ case 251:
+ bindCaseBlock(node);
+ break;
+ case 277:
+ bindCaseClause(node);
+ break;
+ case 226:
+ bindExpressionStatement(node);
+ break;
+ case 238:
+ bindLabeledStatement(node);
+ break;
+ case 207:
+ bindPrefixUnaryExpressionFlow(node);
+ break;
+ case 208:
+ bindPostfixUnaryExpressionFlow(node);
+ break;
+ case 209:
+ bindBinaryExpressionFlow(node);
+ break;
+ case 203:
+ bindDeleteExpressionFlow(node);
+ break;
+ case 210:
+ bindConditionalExpressionFlow(node);
+ break;
+ case 242:
+ bindVariableDeclarationFlow(node);
+ break;
+ case 194:
+ case 195:
+ bindAccessExpressionFlow(node);
+ break;
+ case 196:
+ bindCallExpressionFlow(node);
+ break;
+ case 218:
+ bindNonNullExpressionFlow(node);
+ break;
+ case 322:
+ case 315:
+ case 316:
+ bindJSDocTypeAlias(node);
+ break;
+ case 290: {
+ bindEachFunctionsFirst(node.statements);
+ bind(node.endOfFileToken);
+ break;
+ }
+ case 223:
+ case 250:
+ bindEachFunctionsFirst(node.statements);
+ break;
+ default:
+ bindEachChild(node);
+ break;
+ }
+ bindJSDoc(node);
+ }
+ function isNarrowingExpression(expr) {
+ switch (expr.kind) {
+ case 75:
+ case 104:
+ case 194:
+ case 195:
+ return containsNarrowableReference(expr);
+ case 196:
+ return hasNarrowableArgument(expr);
+ case 200:
+ return isNarrowingExpression(expr.expression);
+ case 209:
+ return isNarrowingBinaryExpression(expr);
+ case 207:
+ return expr.operator === 53 && isNarrowingExpression(expr.operand);
+ case 204:
+ return isNarrowingExpression(expr.expression);
+ }
+ return false;
+ }
+ function isNarrowableReference(expr) {
+ return expr.kind === 75 || expr.kind === 104 || expr.kind === 102 ||
+ (ts.isPropertyAccessExpression(expr) || ts.isNonNullExpression(expr) || ts.isParenthesizedExpression(expr)) && isNarrowableReference(expr.expression) ||
+ ts.isElementAccessExpression(expr) && ts.isStringOrNumericLiteralLike(expr.argumentExpression) && isNarrowableReference(expr.expression);
+ }
+ 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 === 194 &&
+ 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:
+ 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 98:
+ return isNarrowableOperand(expr.left);
+ case 97:
+ return isNarrowableInOperands(expr.left, expr.right);
+ case 27:
+ return isNarrowingExpression(expr.right);
+ }
+ return false;
+ }
+ function isNarrowableOperand(expr) {
+ switch (expr.kind) {
+ case 200:
+ return isNarrowableOperand(expr.expression);
+ case 209:
+ 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 === 106 && flags & 64 ||
+ expression.kind === 91 && 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 227:
+ case 229:
+ case 228:
+ return parent.expression === node;
+ case 230:
+ case 210:
+ return parent.condition === node;
+ }
+ return false;
+ }
+ function isLogicalExpression(node) {
+ while (true) {
+ if (node.kind === 200) {
+ node = node.expression;
+ }
+ else if (node.kind === 207 && node.operator === 53) {
+ node = node.operand;
+ }
+ else {
+ return node.kind === 209 && (node.operatorToken.kind === 55 ||
+ node.operatorToken.kind === 56 ||
+ node.operatorToken.kind === 60);
+ }
+ }
+ }
+ function isTopLevelLogicalExpression(node) {
+ while (ts.isParenthesizedExpression(node.parent) ||
+ ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 53) {
+ node = node.parent;
+ }
+ return !isStatementCondition(node) &&
+ !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 || !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 === 238) {
+ 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 === 232) {
+ bind(node.awaitModifier);
+ }
+ addAntecedent(postLoopLabel, currentFlow);
+ bind(node.initializer);
+ if (node.initializer.kind !== 243) {
+ 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 === 235) {
+ 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 === 234 ? 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));
+ }
+ 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 === 278; });
+ 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 savedSubtreeTransformFlags = subtreeTransformFlags;
+ subtreeTransformFlags = 0;
+ 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;
+ }
+ }
+ clauses.transformFlags = subtreeTransformFlags | 536870912;
+ subtreeTransformFlags |= savedSubtreeTransformFlags;
+ }
+ function bindCaseClause(node) {
+ var saveCurrentFlow = currentFlow;
+ currentFlow = preSwitchCaseFlow;
+ bind(node.expression);
+ currentFlow = saveCurrentFlow;
+ bindEach(node.statements);
+ }
+ function bindExpressionStatement(node) {
+ bind(node.expression);
+ if (node.expression.kind === 196) {
+ var call = node.expression;
+ if (ts.isDottedName(call.expression)) {
+ 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 === 209 && 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 === 192) {
+ for (var _i = 0, _a = node.elements; _i < _a.length; _i++) {
+ var e = _a[_i];
+ if (e.kind === 213) {
+ bindAssignmentTargetFlow(e.expression);
+ }
+ else {
+ bindDestructuringTargetFlow(e);
+ }
+ }
+ }
+ else if (node.kind === 193) {
+ for (var _b = 0, _c = node.properties; _b < _c.length; _b++) {
+ var p = _c[_b];
+ if (p.kind === 281) {
+ bindDestructuringTargetFlow(p.initializer);
+ }
+ else if (p.kind === 282) {
+ bindAssignmentTargetFlow(p.name);
+ }
+ else if (p.kind === 283) {
+ bindAssignmentTargetFlow(p.expression);
+ }
+ }
+ }
+ }
+ function bindLogicalExpression(node, trueTarget, falseTarget) {
+ var preRightLabel = createBranchLabel();
+ if (node.operatorToken.kind === 55) {
+ bindCondition(node.left, preRightLabel, falseTarget);
+ }
+ else {
+ bindCondition(node.left, trueTarget, preRightLabel);
+ }
+ currentFlow = finishFlowLabel(preRightLabel);
+ bind(node.operatorToken);
+ 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 bindBinaryExpressionFlow(node) {
+ var workStacks = {
+ expr: [node],
+ state: [1],
+ inStrictMode: [undefined],
+ parent: [undefined],
+ subtreeFlags: [undefined]
+ };
+ var stackIndex = 0;
+ while (stackIndex >= 0) {
+ node = workStacks.expr[stackIndex];
+ switch (workStacks.state[stackIndex]) {
+ case 0: {
+ node.parent = parent;
+ var saveInStrictMode = inStrictMode;
+ bindWorker(node);
+ var saveParent = parent;
+ parent = node;
+ var subtreeFlagsState = void 0;
+ if (skipTransformFlagAggregation) {
+ }
+ else if (node.transformFlags & 536870912) {
+ skipTransformFlagAggregation = true;
+ subtreeFlagsState = -1;
+ }
+ else {
+ var savedSubtreeTransformFlags = subtreeTransformFlags;
+ subtreeTransformFlags = 0;
+ subtreeFlagsState = savedSubtreeTransformFlags;
+ }
+ advanceState(1, saveInStrictMode, saveParent, subtreeFlagsState);
+ break;
+ }
+ case 1: {
+ var operator = node.operatorToken.kind;
+ if (operator === 55 || operator === 56 || operator === 60) {
+ if (isTopLevelLogicalExpression(node)) {
+ var postExpressionLabel = createBranchLabel();
+ bindLogicalExpression(node, postExpressionLabel, postExpressionLabel);
+ currentFlow = finishFlowLabel(postExpressionLabel);
+ }
+ else {
+ bindLogicalExpression(node, currentTrueTarget, currentFalseTarget);
+ }
+ completeNode();
+ }
+ else {
+ advanceState(2);
+ maybeBind(node.left);
+ }
+ break;
+ }
+ case 2: {
+ 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 === 195) {
+ 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, subtreeFlags) {
+ workStacks.state[stackIndex] = state;
+ if (isInStrictMode !== undefined) {
+ workStacks.inStrictMode[stackIndex] = isInStrictMode;
+ }
+ if (parent !== undefined) {
+ workStacks.parent[stackIndex] = parent;
+ }
+ if (subtreeFlags !== undefined) {
+ workStacks.subtreeFlags[stackIndex] = subtreeFlags;
+ }
+ }
+ function completeNode() {
+ if (workStacks.inStrictMode[stackIndex] !== undefined) {
+ if (workStacks.subtreeFlags[stackIndex] === -1) {
+ skipTransformFlagAggregation = false;
+ subtreeTransformFlags |= node.transformFlags & ~getTransformFlagsSubtreeExclusions(node.kind);
+ }
+ else if (workStacks.subtreeFlags[stackIndex] !== undefined) {
+ subtreeTransformFlags = workStacks.subtreeFlags[stackIndex] | computeTransformFlagsForNode(node, subtreeTransformFlags);
+ }
+ inStrictMode = workStacks.inStrictMode[stackIndex];
+ parent = workStacks.parent[stackIndex];
+ }
+ stackIndex--;
+ }
+ function maybeBind(node) {
+ if (node && ts.isBinaryExpression(node)) {
+ stackIndex++;
+ workStacks.expr[stackIndex] = node;
+ workStacks.state[stackIndex] = 0;
+ workStacks.inStrictMode[stackIndex] = undefined;
+ workStacks.parent[stackIndex] = undefined;
+ workStacks.subtreeFlags[stackIndex] = undefined;
+ }
+ else {
+ bind(node);
+ }
+ }
+ }
+ function bindDeleteExpressionFlow(node) {
+ bindEachChild(node);
+ if (node.expression.kind === 194) {
+ 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 bindJSDocTypeAlias(node) {
+ node.tagName.parent = node;
+ if (node.kind !== 316 && node.fullName) {
+ setParentPointers(node, node.fullName);
+ }
+ }
+ function bindJSDocClassTag(node) {
+ bindEachChild(node);
+ var host = ts.getHostSignatureFromJSDoc(node);
+ if (host && host.kind !== 161) {
+ 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 194:
+ bind(node.questionDotToken);
+ bind(node.name);
+ break;
+ case 195:
+ bind(node.questionDotToken);
+ bind(node.argumentExpression);
+ break;
+ case 196:
+ 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 === 201 || expr.kind === 202) {
+ bindEach(node.typeArguments);
+ bindEach(node.arguments);
+ bind(node.expression);
+ }
+ else {
+ bindEachChild(node);
+ }
+ }
+ if (node.expression.kind === 194) {
+ 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 214:
+ case 245:
+ case 248:
+ case 193:
+ case 173:
+ case 304:
+ case 274:
+ return 1;
+ case 246:
+ return 1 | 64;
+ case 249:
+ case 247:
+ case 186:
+ return 1 | 32;
+ case 290:
+ return 1 | 4 | 32;
+ case 161:
+ if (ts.isObjectLiteralOrClassExpressionMethod(node)) {
+ return 1 | 4 | 32 | 8 | 128;
+ }
+ case 162:
+ case 244:
+ case 160:
+ case 163:
+ case 164:
+ case 165:
+ case 305:
+ case 300:
+ case 170:
+ case 166:
+ case 167:
+ case 171:
+ return 1 | 4 | 32 | 8;
+ case 201:
+ case 202:
+ return 1 | 4 | 32 | 8 | 16;
+ case 250:
+ return 4;
+ case 159:
+ return node.initializer ? 4 : 0;
+ case 280:
+ case 230:
+ case 231:
+ case 232:
+ case 251:
+ return 2;
+ case 223:
+ 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 249:
+ return declareModuleMember(node, symbolFlags, symbolExcludes);
+ case 290:
+ return declareSourceFileMember(node, symbolFlags, symbolExcludes);
+ case 214:
+ case 245:
+ return declareClassMember(node, symbolFlags, symbolExcludes);
+ case 248:
+ return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes);
+ case 173:
+ case 304:
+ case 193:
+ case 246:
+ case 274:
+ return declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes);
+ case 170:
+ case 171:
+ case 165:
+ case 166:
+ case 305:
+ case 167:
+ case 161:
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ case 244:
+ case 201:
+ case 202:
+ case 300:
+ case 322:
+ case 315:
+ case 247:
+ case 186:
+ return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes);
+ }
+ }
+ function declareClassMember(node, symbolFlags, symbolExcludes) {
+ return ts.hasModifier(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.hasModifier(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 = ts.createUnderscoreEscapedMap();
+ for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
+ var prop = _a[_i];
+ if (prop.kind === 283 || prop.name.kind !== 75) {
+ continue;
+ }
+ var identifier = prop.name;
+ var currentKind = prop.kind === 281 || prop.kind === 282 || prop.kind === 161
+ ? 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 249:
+ declareModuleMember(node, symbolFlags, symbolExcludes);
+ break;
+ case 290:
+ 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 === 75) {
+ parent = typeAlias.parent;
+ bindBlockScopedDeclaration(typeAlias, 524288, 788968);
+ }
+ else {
+ bind(typeAlias.fullName);
+ }
+ }
+ container = saveContainer;
+ lastContainer = saveLastContainer;
+ blockScopeContainer = saveBlockScopeContainer;
+ parent = saveParent;
+ currentFlow = saveCurrentFlow;
+ }
+ function checkStrictModeIdentifier(node) {
+ if (inStrictMode &&
+ node.originalKeywordKind >= 113 &&
+ node.originalKeywordKind <= 121 &&
+ !ts.isIdentifierName(node) &&
+ !(node.flags & 8388608) &&
+ !(node.flags & 4194304)) {
+ if (!file.parseDiagnostics.length) {
+ file.bindDiagnostics.push(createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), 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 === 75) {
+ 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 === 75) {
+ 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 !== 290 &&
+ blockScopeContainer.kind !== 249 &&
+ !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;
+ }
+ node.parent = parent;
+ var saveInStrictMode = inStrictMode;
+ bindWorker(node);
+ if (node.kind > 152) {
+ var saveParent = parent;
+ parent = node;
+ var containerFlags = getContainerFlags(node);
+ if (containerFlags === 0) {
+ bindChildren(node);
+ }
+ else {
+ bindContainer(node, containerFlags);
+ }
+ parent = saveParent;
+ }
+ else if (!skipTransformFlagAggregation && (node.transformFlags & 536870912) === 0) {
+ subtreeTransformFlags |= computeTransformFlagsForNode(node, 0);
+ 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];
+ setParentPointers(node, j);
+ }
+ }
+ }
+ }
+ function updateStrictModeStatementList(statements) {
+ if (!inStrictMode) {
+ for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) {
+ var statement = statements_2[_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 75:
+ if (node.isInJSDocNamespace) {
+ var parentNode = node.parent;
+ while (parentNode && !ts.isJSDocTypeAlias(parentNode)) {
+ parentNode = parentNode.parent;
+ }
+ bindBlockScopedDeclaration(parentNode, 524288, 788968);
+ break;
+ }
+ case 104:
+ if (currentFlow && (ts.isExpression(node) || parent.kind === 282)) {
+ node.flowNode = currentFlow;
+ }
+ return checkStrictModeIdentifier(node);
+ case 76:
+ return checkPrivateIdentifier(node);
+ case 194:
+ case 195:
+ 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) &&
+ !lookupSymbolForNameWorker(blockScopeContainer, "module")) {
+ declareSymbol(file.locals, undefined, expr.expression, 1 | 134217728, 111550);
+ }
+ break;
+ case 209:
+ 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:
+ bindSpecialPropertyAssignment(node);
+ break;
+ case 0:
+ break;
+ default:
+ ts.Debug.fail("Unknown binary expression special property assignment kind");
+ }
+ return checkStrictModeBinaryExpression(node);
+ case 280:
+ return checkStrictModeCatchClause(node);
+ case 203:
+ return checkStrictModeDeleteExpression(node);
+ case 8:
+ return checkStrictModeNumericLiteral(node);
+ case 208:
+ return checkStrictModePostfixUnaryExpression(node);
+ case 207:
+ return checkStrictModePrefixUnaryExpression(node);
+ case 236:
+ return checkStrictModeWithStatement(node);
+ case 238:
+ return checkStrictModeLabeledStatement(node);
+ case 183:
+ seenThisKeyword = true;
+ return;
+ case 168:
+ break;
+ case 155:
+ return bindTypeParameter(node);
+ case 156:
+ return bindParameter(node);
+ case 242:
+ return bindVariableDeclarationOrBindingElement(node);
+ case 191:
+ node.flowNode = currentFlow;
+ return bindVariableDeclarationOrBindingElement(node);
+ case 159:
+ case 158:
+ return bindPropertyWorker(node);
+ case 281:
+ case 282:
+ return bindPropertyOrMethodOrAccessor(node, 4, 0);
+ case 284:
+ return bindPropertyOrMethodOrAccessor(node, 8, 900095);
+ case 165:
+ case 166:
+ case 167:
+ return declareSymbolAndAddToSymbolTable(node, 131072, 0);
+ case 161:
+ case 160:
+ return bindPropertyOrMethodOrAccessor(node, 8192 | (node.questionToken ? 16777216 : 0), ts.isObjectLiteralMethod(node) ? 0 : 103359);
+ case 244:
+ return bindFunctionDeclaration(node);
+ case 162:
+ return declareSymbolAndAddToSymbolTable(node, 16384, 0);
+ case 163:
+ return bindPropertyOrMethodOrAccessor(node, 32768, 46015);
+ case 164:
+ return bindPropertyOrMethodOrAccessor(node, 65536, 78783);
+ case 170:
+ case 300:
+ case 305:
+ case 171:
+ return bindFunctionOrConstructorType(node);
+ case 173:
+ case 304:
+ case 186:
+ return bindAnonymousTypeWorker(node);
+ case 310:
+ return bindJSDocClassTag(node);
+ case 193:
+ return bindObjectLiteralExpression(node);
+ case 201:
+ case 202:
+ return bindFunctionExpression(node);
+ case 196:
+ 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 214:
+ case 245:
+ inStrictMode = true;
+ return bindClassLikeDeclaration(node);
+ case 246:
+ return bindBlockScopedDeclaration(node, 64, 788872);
+ case 247:
+ return bindBlockScopedDeclaration(node, 524288, 788968);
+ case 248:
+ return bindEnumDeclaration(node);
+ case 249:
+ return bindModuleDeclaration(node);
+ case 274:
+ return bindJsxAttributes(node);
+ case 273:
+ return bindJsxAttribute(node, 4, 0);
+ case 253:
+ case 256:
+ case 258:
+ case 263:
+ return declareSymbolAndAddToSymbolTable(node, 2097152, 2097152);
+ case 252:
+ return bindNamespaceExportDeclaration(node);
+ case 255:
+ return bindImportClause(node);
+ case 260:
+ return bindExportDeclaration(node);
+ case 259:
+ return bindExportAssignment(node);
+ case 290:
+ updateStrictModeStatementList(node.statements);
+ return bindSourceFileIfExternalModule();
+ case 223:
+ if (!ts.isFunctionLike(node.parent)) {
+ return;
+ }
+ case 250:
+ return updateStrictModeStatementList(node.statements);
+ case 317:
+ if (node.parent.kind === 305) {
+ return bindParameter(node);
+ }
+ if (node.parent.kind !== 304) {
+ break;
+ }
+ case 323:
+ var propTag = node;
+ var flags = propTag.isBracketed || propTag.typeExpression && propTag.typeExpression.type.kind === 299 ?
+ 4 | 16777216 :
+ 4;
+ return declareSymbolAndAddToSymbolTable(propTag, flags, 0);
+ case 322:
+ case 315:
+ case 316:
+ 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)) {
+ node.exportClause.parent = 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 flags = ts.isClassExpression(node.right) ?
+ 4 | 1048576 | 32 :
+ 4 | 1048576;
+ 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;
+ }
+ 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 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 244:
+ case 201:
+ 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 162:
+ case 159:
+ case 161:
+ case 163:
+ case 164:
+ var containingClass = thisContainer.parent;
+ var symbolTable = ts.hasModifier(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 290:
+ 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) {
+ var members = symbol.assignmentDeclarationMembers || (symbol.assignmentDeclarationMembers = ts.createMap());
+ members.set("" + ts.getNodeId(node), node);
+ }
+ }
+ function bindSpecialPropertyDeclaration(node) {
+ if (node.expression.kind === 104) {
+ bindThisPropertyAssignment(node);
+ }
+ else if (ts.isBindableStaticAccessExpression(node) && node.parent.parent.kind === 290) {
+ if (ts.isPrototypeAccess(node.expression)) {
+ bindPrototypePropertyAssignment(node, node.parent);
+ }
+ else {
+ bindStaticPropertyAssignment(node);
+ }
+ }
+ }
+ function bindPrototypeAssignment(node) {
+ node.left.parent = node;
+ node.right.parent = 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;
+ lhs.parent = parent;
+ constructorFunction.parent = classPrototype;
+ classPrototype.parent = lhs;
+ bindPropertyAssignment(constructorFunction, lhs, true, true);
+ }
+ function bindObjectDefinePropertyAssignment(node) {
+ var namespaceSymbol = lookupSymbolForPropertyAccess(node.arguments[0]);
+ var isToplevel = node.parent.parent.kind === 290;
+ namespaceSymbol = bindPotentiallyMissingNamespaces(namespaceSymbol, node.arguments[0], isToplevel, false, false);
+ bindPotentiallyNewExpandoMemberToNamespace(node, namespaceSymbol, false);
+ }
+ function bindSpecialPropertyAssignment(node) {
+ var parentSymbol = lookupSymbolForPropertyAccess(node.left.expression);
+ if (!ts.isInJSFile(node) && !ts.isFunctionSymbol(parentSymbol)) {
+ return;
+ }
+ node.left.parent = node;
+ node.right.parent = 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));
+ node.expression.parent = node;
+ bindPropertyAssignment(node.expression, node, false, false);
+ }
+ function bindPotentiallyMissingNamespaces(namespaceSymbol, entityName, isToplevel, isPrototypeProperty, containerIsClass) {
+ if (isToplevel && !isPrototypeProperty) {
+ var flags_1 = 1536 | 67108864;
+ var excludeFlags_1 = 110735 & ~67108864;
+ namespaceSymbol = forEachIdentifierInEntityName(entityName, namespaceSymbol, function (id, symbol, parent) {
+ if (symbol) {
+ addDeclarationToSymbol(symbol, id, flags_1);
+ return symbol;
+ }
+ else {
+ var table = parent ? parent.exports :
+ file.jsGlobalAugmentations || (file.jsGlobalAugmentations = ts.createSymbolTable());
+ return declareSymbol(table, parent, id, flags_1, 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 === 290
+ : propertyAccess.parent.parent.kind === 290;
+ }
+ function bindPropertyAssignment(name, propertyAccess, isPrototypeProperty, containerIsClass) {
+ var namespaceSymbol = lookupSymbolForPropertyAccess(name);
+ 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 lookupSymbolForNameWorker(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 === 245) {
+ bindBlockScopedDeclaration(node, 32, 899503);
+ }
+ else {
+ var bindingName = node.name ? node.name.escapedText : "__class";
+ bindAnonymousDeclaration(node, 32, bindingName);
+ if (node.name) {
+ classifiableNames.set(node.name.escapedText, true);
+ }
+ }
+ var symbol = node.symbol;
+ var prototypeSymbol = createSymbol(4 | 4194304, "prototype");
+ var symbolExport = symbol.exports.get(prototypeSymbol.escapedName);
+ if (symbolExport) {
+ if (node.name) {
+ node.name.parent = 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.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 === 317 && container.kind !== 305) {
+ 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 === 181) {
+ 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 !== 224) ||
+ node.kind === 245 ||
+ (node.kind === 249 && 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 246:
+ case 247:
+ return true;
+ case 249:
+ return getModuleInstanceState(s) !== 1;
+ case 248:
+ return ts.hasModifier(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 = lookupSymbolForNameWorker(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 lookupSymbolForNameWorker(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);
+ }
+ function computeTransformFlagsForNode(node, subtreeFlags) {
+ var kind = node.kind;
+ switch (kind) {
+ case 196:
+ return computeCallExpression(node, subtreeFlags);
+ case 197:
+ return computeNewExpression(node, subtreeFlags);
+ case 249:
+ return computeModuleDeclaration(node, subtreeFlags);
+ case 200:
+ return computeParenthesizedExpression(node, subtreeFlags);
+ case 209:
+ return computeBinaryExpression(node, subtreeFlags);
+ case 226:
+ return computeExpressionStatement(node, subtreeFlags);
+ case 156:
+ return computeParameter(node, subtreeFlags);
+ case 202:
+ return computeArrowFunction(node, subtreeFlags);
+ case 201:
+ return computeFunctionExpression(node, subtreeFlags);
+ case 244:
+ return computeFunctionDeclaration(node, subtreeFlags);
+ case 242:
+ return computeVariableDeclaration(node, subtreeFlags);
+ case 243:
+ return computeVariableDeclarationList(node, subtreeFlags);
+ case 225:
+ return computeVariableStatement(node, subtreeFlags);
+ case 238:
+ return computeLabeledStatement(node, subtreeFlags);
+ case 245:
+ return computeClassDeclaration(node, subtreeFlags);
+ case 214:
+ return computeClassExpression(node, subtreeFlags);
+ case 279:
+ return computeHeritageClause(node, subtreeFlags);
+ case 280:
+ return computeCatchClause(node, subtreeFlags);
+ case 216:
+ return computeExpressionWithTypeArguments(node, subtreeFlags);
+ case 162:
+ return computeConstructor(node, subtreeFlags);
+ case 159:
+ return computePropertyDeclaration(node, subtreeFlags);
+ case 161:
+ return computeMethod(node, subtreeFlags);
+ case 163:
+ case 164:
+ return computeAccessor(node, subtreeFlags);
+ case 253:
+ return computeImportEquals(node, subtreeFlags);
+ case 194:
+ return computePropertyAccess(node, subtreeFlags);
+ case 195:
+ return computeElementAccess(node, subtreeFlags);
+ case 267:
+ case 268:
+ return computeJsxOpeningLikeElement(node, subtreeFlags);
+ default:
+ return computeOther(node, kind, subtreeFlags);
+ }
+ }
+ ts.computeTransformFlagsForNode = computeTransformFlagsForNode;
+ function computeCallExpression(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ var callee = ts.skipOuterExpressions(node.expression);
+ var expression = node.expression;
+ if (node.flags & 32) {
+ transformFlags |= 8;
+ }
+ if (node.typeArguments) {
+ transformFlags |= 1;
+ }
+ if (subtreeFlags & 8192 || ts.isSuperOrSuperProperty(callee)) {
+ transformFlags |= 256;
+ if (ts.isSuperProperty(callee)) {
+ transformFlags |= 4096;
+ }
+ }
+ if (expression.kind === 96) {
+ transformFlags |= 2097152;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536879104;
+ }
+ function computeNewExpression(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (node.typeArguments) {
+ transformFlags |= 1;
+ }
+ if (subtreeFlags & 8192) {
+ transformFlags |= 256;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536879104;
+ }
+ function computeJsxOpeningLikeElement(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 2;
+ if (node.typeArguments) {
+ transformFlags |= 1;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeBinaryExpression(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ var operatorTokenKind = node.operatorToken.kind;
+ var leftKind = node.left.kind;
+ if (operatorTokenKind === 60) {
+ transformFlags |= 8;
+ }
+ else if (operatorTokenKind === 62 && leftKind === 193) {
+ transformFlags |= 32 | 256 | 1024;
+ }
+ else if (operatorTokenKind === 62 && leftKind === 192) {
+ transformFlags |= 256 | 1024;
+ }
+ else if (operatorTokenKind === 42
+ || operatorTokenKind === 66) {
+ transformFlags |= 128;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeParameter(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ var name = node.name;
+ var initializer = node.initializer;
+ var dotDotDotToken = node.dotDotDotToken;
+ if (node.questionToken
+ || node.type
+ || (subtreeFlags & 2048 && ts.some(node.decorators))
+ || ts.isThisIdentifier(name)) {
+ transformFlags |= 1;
+ }
+ if (ts.hasModifier(node, 92)) {
+ transformFlags |= 1 | 2048;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ if (subtreeFlags & 131072 || initializer || dotDotDotToken) {
+ transformFlags |= 256;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeParenthesizedExpression(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ var expression = node.expression;
+ var expressionKind = expression.kind;
+ if (expressionKind === 217
+ || expressionKind === 199) {
+ transformFlags |= 1;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeClassDeclaration(node, subtreeFlags) {
+ var transformFlags;
+ if (ts.hasModifier(node, 2)) {
+ transformFlags = 1;
+ }
+ else {
+ transformFlags = subtreeFlags | 256;
+ if ((subtreeFlags & 2048)
+ || node.typeParameters) {
+ transformFlags |= 1;
+ }
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536905728;
+ }
+ function computeClassExpression(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 256;
+ if (subtreeFlags & 2048
+ || node.typeParameters) {
+ transformFlags |= 1;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536905728;
+ }
+ function computeHeritageClause(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ switch (node.token) {
+ case 90:
+ transformFlags |= 256;
+ break;
+ case 113:
+ transformFlags |= 1;
+ break;
+ default:
+ ts.Debug.fail("Unexpected token for heritage clause");
+ break;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeCatchClause(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (!node.variableDeclaration) {
+ transformFlags |= 16;
+ }
+ else if (ts.isBindingPattern(node.variableDeclaration.name)) {
+ transformFlags |= 256;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536887296;
+ }
+ function computeExpressionWithTypeArguments(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 256;
+ if (node.typeArguments) {
+ transformFlags |= 1;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeConstructor(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (ts.hasModifier(node, 2270)
+ || !node.body) {
+ transformFlags |= 1;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~538923008;
+ }
+ function computeMethod(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 256;
+ if (node.decorators
+ || ts.hasModifier(node, 2270)
+ || node.typeParameters
+ || node.type
+ || !node.body
+ || node.questionToken) {
+ transformFlags |= 1;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ if (ts.hasModifier(node, 256)) {
+ transformFlags |= node.asteriskToken ? 32 : 64;
+ }
+ if (node.asteriskToken) {
+ transformFlags |= 512;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return propagatePropertyNameFlags(node.name, transformFlags & ~538923008);
+ }
+ function computeAccessor(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (node.decorators
+ || ts.hasModifier(node, 2270)
+ || node.type
+ || !node.body) {
+ transformFlags |= 1;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return propagatePropertyNameFlags(node.name, transformFlags & ~538923008);
+ }
+ function computePropertyDeclaration(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 4194304;
+ if (ts.some(node.decorators) || ts.hasModifier(node, 2270) || node.type || node.questionToken || node.exclamationToken) {
+ transformFlags |= 1;
+ }
+ if (ts.isComputedPropertyName(node.name) || (ts.hasStaticModifier(node) && node.initializer)) {
+ transformFlags |= 2048;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return propagatePropertyNameFlags(node.name, transformFlags & ~536875008);
+ }
+ function computeFunctionDeclaration(node, subtreeFlags) {
+ var transformFlags;
+ var modifierFlags = ts.getModifierFlags(node);
+ var body = node.body;
+ if (!body || (modifierFlags & 2)) {
+ transformFlags = 1;
+ }
+ else {
+ transformFlags = subtreeFlags | 1048576;
+ if (modifierFlags & 2270
+ || node.typeParameters
+ || node.type) {
+ transformFlags |= 1;
+ }
+ if (modifierFlags & 256) {
+ transformFlags |= node.asteriskToken ? 32 : 64;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ if (node.asteriskToken) {
+ transformFlags |= 512;
+ }
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~538925056;
+ }
+ function computeFunctionExpression(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (ts.hasModifier(node, 2270)
+ || node.typeParameters
+ || node.type) {
+ transformFlags |= 1;
+ }
+ if (ts.hasModifier(node, 256)) {
+ transformFlags |= node.asteriskToken ? 32 : 64;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ if (node.asteriskToken) {
+ transformFlags |= 512;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~538925056;
+ }
+ function computeArrowFunction(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 256;
+ if (ts.hasModifier(node, 2270)
+ || node.typeParameters
+ || node.type) {
+ transformFlags |= 1;
+ }
+ if (ts.hasModifier(node, 256)) {
+ transformFlags |= 64;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~538920960;
+ }
+ function computePropertyAccess(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (node.flags & 32) {
+ transformFlags |= 8;
+ }
+ if (node.expression.kind === 102) {
+ transformFlags |= 64 | 32;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeElementAccess(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (node.flags & 32) {
+ transformFlags |= 8;
+ }
+ if (node.expression.kind === 102) {
+ transformFlags |= 64 | 32;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeVariableDeclaration(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ transformFlags |= 256 | 131072;
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ if (node.type || node.exclamationToken) {
+ transformFlags |= 1;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeVariableStatement(node, subtreeFlags) {
+ var transformFlags;
+ var declarationListTransformFlags = node.declarationList.transformFlags;
+ if (ts.hasModifier(node, 2)) {
+ transformFlags = 1;
+ }
+ else {
+ transformFlags = subtreeFlags;
+ if (declarationListTransformFlags & 131072) {
+ transformFlags |= 256;
+ }
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeLabeledStatement(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (subtreeFlags & 65536
+ && ts.isIterationStatement(node, true)) {
+ transformFlags |= 256;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeImportEquals(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ if (!ts.isExternalModuleImportEqualsDeclaration(node)) {
+ transformFlags |= 1;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeExpressionStatement(node, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~536870912;
+ }
+ function computeModuleDeclaration(node, subtreeFlags) {
+ var transformFlags = 1;
+ var modifierFlags = ts.getModifierFlags(node);
+ if ((modifierFlags & 2) === 0) {
+ transformFlags |= subtreeFlags;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~537991168;
+ }
+ function computeVariableDeclarationList(node, subtreeFlags) {
+ var transformFlags = subtreeFlags | 1048576;
+ if (subtreeFlags & 131072) {
+ transformFlags |= 256;
+ }
+ if (node.flags & 3) {
+ transformFlags |= 256 | 65536;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~537018368;
+ }
+ function computeOther(node, kind, subtreeFlags) {
+ var transformFlags = subtreeFlags;
+ var excludeFlags = 536870912;
+ switch (kind) {
+ case 126:
+ transformFlags |= 32 | 64;
+ break;
+ case 206:
+ transformFlags |= 32 | 64 | 524288;
+ break;
+ case 199:
+ case 217:
+ case 326:
+ transformFlags |= 1;
+ excludeFlags = 536870912;
+ break;
+ case 119:
+ case 117:
+ case 118:
+ case 122:
+ case 130:
+ case 81:
+ case 248:
+ case 284:
+ case 218:
+ case 138:
+ transformFlags |= 1;
+ break;
+ case 266:
+ case 11:
+ case 269:
+ case 270:
+ case 271:
+ case 272:
+ case 273:
+ case 274:
+ case 275:
+ case 276:
+ transformFlags |= 2;
+ break;
+ case 14:
+ case 15:
+ case 16:
+ case 17:
+ if (node.templateFlags) {
+ transformFlags |= 32;
+ break;
+ }
+ case 198:
+ if (ts.hasInvalidEscape(node.template)) {
+ transformFlags |= 32;
+ break;
+ }
+ case 211:
+ case 282:
+ case 120:
+ case 219:
+ transformFlags |= 256;
+ break;
+ case 10:
+ if (node.hasExtendedUnicodeEscape) {
+ transformFlags |= 256;
+ }
+ break;
+ case 8:
+ if (node.numericLiteralFlags & 384) {
+ transformFlags |= 256;
+ }
+ break;
+ case 9:
+ transformFlags |= 4;
+ break;
+ case 232:
+ if (node.awaitModifier) {
+ transformFlags |= 32;
+ }
+ transformFlags |= 256;
+ break;
+ case 212:
+ transformFlags |= 32 | 256 | 262144;
+ break;
+ case 125:
+ case 140:
+ case 151:
+ case 137:
+ case 141:
+ case 143:
+ case 128:
+ case 144:
+ case 110:
+ case 155:
+ case 158:
+ case 160:
+ case 165:
+ case 166:
+ case 167:
+ case 168:
+ case 169:
+ case 170:
+ case 171:
+ case 172:
+ case 173:
+ case 174:
+ case 175:
+ case 176:
+ case 177:
+ case 178:
+ case 179:
+ case 180:
+ case 181:
+ case 182:
+ case 246:
+ case 247:
+ case 183:
+ case 184:
+ case 185:
+ case 186:
+ case 187:
+ case 252:
+ transformFlags = 1;
+ excludeFlags = -2;
+ break;
+ case 154:
+ transformFlags |= 32768;
+ break;
+ case 213:
+ transformFlags |= 256 | 8192;
+ break;
+ case 283:
+ transformFlags |= 32 | 16384;
+ break;
+ case 102:
+ transformFlags |= 256;
+ excludeFlags = 536870912;
+ break;
+ case 104:
+ transformFlags |= 4096;
+ break;
+ case 189:
+ transformFlags |= 256 | 131072;
+ if (subtreeFlags & 8192) {
+ transformFlags |= 32 | 16384;
+ }
+ excludeFlags = 536879104;
+ break;
+ case 190:
+ transformFlags |= 256 | 131072;
+ excludeFlags = 536879104;
+ break;
+ case 191:
+ transformFlags |= 256;
+ if (node.dotDotDotToken) {
+ transformFlags |= 8192;
+ }
+ break;
+ case 157:
+ transformFlags |= 1 | 2048;
+ break;
+ case 193:
+ excludeFlags = 536922112;
+ if (subtreeFlags & 32768) {
+ transformFlags |= 256;
+ }
+ if (subtreeFlags & 16384) {
+ transformFlags |= 32;
+ }
+ break;
+ case 192:
+ excludeFlags = 536879104;
+ break;
+ case 228:
+ case 229:
+ case 230:
+ case 231:
+ if (subtreeFlags & 65536) {
+ transformFlags |= 256;
+ }
+ break;
+ case 290:
+ break;
+ case 262:
+ transformFlags |= 4;
+ break;
+ case 235:
+ transformFlags |= 1048576 | 32;
+ break;
+ case 233:
+ case 234:
+ transformFlags |= 1048576;
+ break;
+ case 76:
+ transformFlags |= 4194304;
+ break;
+ }
+ node.transformFlags = transformFlags | 536870912;
+ return transformFlags & ~excludeFlags;
+ }
+ function propagatePropertyNameFlags(node, transformFlags) {
+ return transformFlags | (node.transformFlags & 4096);
+ }
+ function getTransformFlagsSubtreeExclusions(kind) {
+ if (kind >= 168 && kind <= 188) {
+ return -2;
+ }
+ switch (kind) {
+ case 196:
+ case 197:
+ case 192:
+ return 536879104;
+ case 249:
+ return 537991168;
+ case 156:
+ return 536870912;
+ case 202:
+ return 538920960;
+ case 201:
+ case 244:
+ return 538925056;
+ case 243:
+ return 537018368;
+ case 245:
+ case 214:
+ return 536905728;
+ case 162:
+ return 538923008;
+ case 161:
+ case 163:
+ case 164:
+ return 538923008;
+ case 125:
+ case 140:
+ case 151:
+ case 137:
+ case 143:
+ case 141:
+ case 128:
+ case 144:
+ case 110:
+ case 155:
+ case 158:
+ case 160:
+ case 165:
+ case 166:
+ case 167:
+ case 246:
+ case 247:
+ return -2;
+ case 193:
+ return 536922112;
+ case 280:
+ return 536887296;
+ case 189:
+ case 190:
+ return 536879104;
+ case 199:
+ case 217:
+ case 326:
+ case 200:
+ case 102:
+ return 536870912;
+ case 194:
+ case 195:
+ return 536870912;
+ default:
+ return 536870912;
+ }
+ }
+ ts.getTransformFlagsSubtreeExclusions = getTransformFlagsSubtreeExclusions;
+ function setParentPointers(parent, child) {
+ child.parent = parent;
+ ts.forEachChild(child, function (grandchild) { return setParentPointers(child, grandchild); });
+ }
+})(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 === 172) {
+ 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 = ts.createMapFromTemplate({
+ string: 1,
+ number: 2,
+ bigint: 4,
+ boolean: 8,
+ symbol: 16,
+ undefined: 65536,
+ object: 32,
+ function: 64
+ });
+ var typeofNEFacts = ts.createMapFromTemplate({
+ string: 256,
+ number: 512,
+ bigint: 1024,
+ boolean: 2048,
+ symbol: 4096,
+ undefined: 524288,
+ object: 8192,
+ function: 16384
+ });
+ var isNotOverloadAndNotAccessor = ts.and(isNotOverload, isNotAccessor);
+ 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 = ts.createMap();
+ host.getSourceFiles().forEach(function (sf) {
+ if (!sf.resolvedModules)
+ return;
+ ts.forEachEntry(sf.resolvedModules, function (r) {
+ if (r && r.packageId)
+ set.set(r.packageId.name, true);
+ });
+ });
+ 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 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; },
+ 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,
+ getTypeOfSymbolAtLocation: function (symbol, location) {
+ location = ts.getParseTreeNode(location);
+ 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,
+ 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 (location, meaning) {
+ location = ts.getParseTreeNode(location);
+ return location ? getSymbolsInScope(location, meaning) : [];
+ },
+ getSymbolAtLocation: function (node) {
+ node = ts.getParseTreeNode(node);
+ return node ? getSymbolAtLocation(node, true) : undefined;
+ },
+ getShorthandAssignmentValueSymbol: function (node) {
+ node = ts.getParseTreeNode(node);
+ 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 (node) {
+ node = ts.getParseTreeNode(node);
+ 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,
+ 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 (node) {
+ var parsed = ts.getParseTreeNode(node, ts.isFunctionLike);
+ return parsed ? isImplementationOfOverload(parsed) : 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,
+ 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 (moduleSpecifier) {
+ return resolveExternalModuleName(moduleSpecifier, moduleSpecifier, true);
+ },
+ resolveExternalModuleSymbol: resolveExternalModuleSymbol,
+ tryGetThisTypeAt: function (node, includeGlobalThis) {
+ node = ts.getParseTreeNode(node);
+ return node && tryGetThisTypeAt(node, includeGlobalThis);
+ },
+ getTypeArgumentConstraint: function (nodeIn) {
+ var node = ts.getParseTreeNode(nodeIn, ts.isTypeNode);
+ return node && getTypeArgumentConstraint(node);
+ },
+ getSuggestionDiagnostics: function (file, ct) {
+ 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 = ts.createMap();
+ var unionTypes = ts.createMap();
+ var intersectionTypes = ts.createMap();
+ var literalTypes = ts.createMap();
+ var indexedAccessTypes = ts.createMap();
+ var substitutionTypes = ts.createMap();
+ var evolvingArrayTypes = [];
+ var undefinedProperties = ts.createMap();
+ 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 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 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 = ts.createMap();
+ 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 = ts.createMap();
+ 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 = ts.createMap();
+ 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 = ts.createMap();
+ 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 potentialThisCollisions = [];
+ var potentialNewTargetCollisions = [];
+ var potentialWeakMapCollisions = [];
+ var awaitedTypeStack = [];
+ var diagnostics = ts.createDiagnosticCollection();
+ var suggestionDiagnostics = ts.createDiagnosticCollection();
+ var typeofTypesByName = ts.createMapFromTemplate({
+ string: stringType,
+ number: numberType,
+ bigint: bigintType,
+ boolean: booleanType,
+ symbol: esSymbolType,
+ undefined: undefinedType
+ });
+ var typeofType = createTypeofType();
+ var _jsxNamespace;
+ var _jsxFactoryEntity;
+ var outofbandVarianceMarkerHandler;
+ var subtypeRelation = ts.createMap();
+ var strictSubtypeRelation = ts.createMap();
+ var assignableRelation = ts.createMap();
+ var comparableRelation = ts.createMap();
+ var identityRelation = ts.createMap();
+ var enumRelation = ts.createMap();
+ 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 (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.createQualifiedName(ts.createIdentifier(ts.unescapeLeadingUnderscores(_jsxNamespace)), "createElement");
+ }
+ return _jsxNamespace;
+ function markAsSynthetic(node) {
+ node.pos = -1;
+ node.end = -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 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) {
+ 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 = ts.cloneMap(symbol.members);
+ if (symbol.exports)
+ result.exports = ts.cloneMap(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: ts.createMap() });
+ });
+ 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_6 = 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_6(relatedNode);
+ }
+ }
+ function combineSymbolTables(first, second) {
+ if (!ts.hasEntries(first))
+ return second;
+ if (!ts.hasEntries(second))
+ 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 = ts.createMap();
+ }
+ 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 === 290 && !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)) ||
+ (!compilerOptions.outFile && !compilerOptions.out) ||
+ 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) {
+ if (declaration.kind === 191) {
+ var errorBindingElement = ts.getAncestor(usage, 191);
+ if (errorBindingElement) {
+ return ts.findAncestor(errorBindingElement, ts.isBindingElement) !== ts.findAncestor(declaration, ts.isBindingElement) ||
+ declaration.pos < errorBindingElement.pos;
+ }
+ return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 242), usage);
+ }
+ else if (declaration.kind === 242) {
+ 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 === 263 || (usage.parent.kind === 259 && usage.parent.isExportEquals)) {
+ return true;
+ }
+ if (usage.kind === 259 && 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 225:
+ case 230:
+ case 232:
+ 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 === 159 &&
+ current.parent.initializer === current;
+ if (initializerOfProperty) {
+ if (ts.hasModifier(current.parent, 32)) {
+ if (declaration.kind === 161) {
+ return true;
+ }
+ }
+ else {
+ var isDeclarationInstanceProperty = declaration.kind === 159 && !ts.hasModifier(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 202:
+ return true;
+ case 159:
+ return stopAtAnyPropertyDeclaration &&
+ (ts.isPropertyDeclaration(declaration) && node.parent === declaration.parent
+ || ts.isParameterPropertyDeclaration(declaration, declaration.parent) && node.parent === declaration.parent.parent)
+ ? "quit" : true;
+ case 223:
+ switch (node.parent.kind) {
+ case 163:
+ case 161:
+ case 164:
+ 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 202:
+ case 201:
+ case 244:
+ case 162:
+ return false;
+ case 161:
+ case 163:
+ case 164:
+ case 281:
+ return requiresScopeChangeWorker(node.name);
+ case 159:
+ 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 !== 303) {
+ useResult = result.flags & 262144
+ ? lastLocation === location.type ||
+ lastLocation.kind === 156 ||
+ lastLocation.kind === 155
+ : false;
+ }
+ if (meaning & result.flags & 3) {
+ if (useOuterVariableScopeInParameter(result, location, lastLocation)) {
+ useResult = false;
+ }
+ else if (result.flags & 1) {
+ useResult =
+ lastLocation.kind === 156 ||
+ (lastLocation === location.type &&
+ !!ts.findAncestor(result.valueDeclaration, ts.isParameter));
+ }
+ }
+ }
+ else if (location.kind === 180) {
+ useResult = lastLocation === location.trueType;
+ }
+ if (useResult) {
+ break loop;
+ }
+ else {
+ result = undefined;
+ }
+ }
+ }
+ withinDeferredContext = withinDeferredContext || getIsDeferredContext(location, lastLocation);
+ switch (location.kind) {
+ case 290:
+ if (!ts.isExternalOrCommonJsModule(location))
+ break;
+ isInExternalModule = true;
+ case 249:
+ var moduleExports = getSymbolOfNode(location).exports || emptySymbols;
+ if (location.kind === 290 || (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, 263) || ts.getDeclarationOfKind(moduleExport, 262))) {
+ 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 248:
+ if (result = lookup(getSymbolOfNode(location).exports, name, meaning & 8)) {
+ break loop;
+ }
+ break;
+ case 159:
+ if (!ts.hasModifier(location, 32)) {
+ var ctor = findConstructorDeclaration(location.parent);
+ if (ctor && ctor.locals) {
+ if (lookup(ctor.locals, name, meaning & 111551)) {
+ propertyWithInvalidInitializer = location;
+ }
+ }
+ }
+ break;
+ case 245:
+ case 214:
+ case 246:
+ if (result = lookup(getSymbolOfNode(location).members || emptySymbols, name, meaning & 788968)) {
+ if (!isTypeParameterSymbolDeclaredInContainer(result, location)) {
+ result = undefined;
+ break;
+ }
+ if (lastLocation && ts.hasModifier(lastLocation, 32)) {
+ error(errorLocation, ts.Diagnostics.Static_members_cannot_reference_class_type_parameters);
+ return undefined;
+ }
+ break loop;
+ }
+ if (location.kind === 214 && meaning & 32) {
+ var className = location.name;
+ if (className && name === className.escapedText) {
+ result = location.symbol;
+ break loop;
+ }
+ }
+ break;
+ case 216:
+ if (lastLocation === location.expression && location.parent.token === 90) {
+ 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 154:
+ grandparent = location.parent.parent;
+ if (ts.isClassLike(grandparent) || grandparent.kind === 246) {
+ 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 202:
+ if (compilerOptions.target >= 2) {
+ break;
+ }
+ case 161:
+ case 162:
+ case 163:
+ case 164:
+ case 244:
+ if (meaning & 3 && name === "arguments") {
+ result = argumentsSymbol;
+ break loop;
+ }
+ break;
+ case 201:
+ 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 157:
+ if (location.parent && location.parent.kind === 156) {
+ location = location.parent;
+ }
+ if (location.parent && (ts.isClassElement(location.parent) || location.parent.kind === 245)) {
+ location = location.parent;
+ }
+ break;
+ case 322:
+ case 315:
+ case 316:
+ location = ts.getJSDocHost(location);
+ break;
+ case 156:
+ if (lastLocation && (lastLocation === location.initializer ||
+ lastLocation === location.name && ts.isBindingPattern(lastLocation))) {
+ if (!associatedDeclarationForContainingInitializerOrBindingName) {
+ associatedDeclarationForContainingInitializerOrBindingName = location;
+ }
+ }
+ break;
+ case 191:
+ if (lastLocation && (lastLocation === location.initializer ||
+ lastLocation === location.name && ts.isBindingPattern(lastLocation))) {
+ var root = ts.getRootDeclaration(location);
+ if (root.kind === 156) {
+ if (!associatedDeclarationForContainingInitializerOrBindingName) {
+ associatedDeclarationForContainingInitializerOrBindingName = location;
+ }
+ }
+ }
+ 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 === 290);
+ 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) {
+ 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 !== 202 && location.kind !== 201) {
+ return ts.isTypeQueryNode(location) || ((ts.isFunctionLikeDeclaration(location) ||
+ (location.kind === 159 && !ts.hasModifier(location, 32))) && (!lastLocation || lastLocation !== location.name));
+ }
+ if (lastLocation && lastLocation === location.name) {
+ return false;
+ }
+ if (location.asteriskToken || ts.hasModifier(location, 256)) {
+ return true;
+ }
+ return !ts.getImmediatelyInvokedFunctionExpression(location);
+ }
+ function isSelfReferenceLocation(node) {
+ switch (node.kind) {
+ case 244:
+ case 245:
+ case 246:
+ case 248:
+ case 247:
+ case 249:
+ 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 === 155) {
+ 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.hasModifier(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 75:
+ case 194:
+ return node.parent ? getEntityNameForExtendingInterface(node.parent) : undefined;
+ case 216:
+ 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 === 263) {
+ 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 message = isES2015OrLaterConstructorName(name)
+ ? 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
+ : ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here;
+ error(errorLocation, message, ts.unescapeLeadingUnderscores(name));
+ return 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 === 248); });
+ 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.Class_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 253:
+ return node;
+ case 255:
+ return node.parent;
+ case 256:
+ return node.parent.parent;
+ case 258:
+ return node.parent.parent.parent;
+ default:
+ return undefined;
+ }
+ }
+ function getDeclarationOfAliasSymbol(symbol) {
+ return ts.find(symbol.declarations, isAliasSymbolDeclaration);
+ }
+ function isAliasSymbolDeclaration(node) {
+ return node.kind === 253 ||
+ node.kind === 252 ||
+ node.kind === 255 && !!node.name ||
+ node.kind === 256 ||
+ node.kind === 262 ||
+ node.kind === 258 ||
+ node.kind === 263 ||
+ node.kind === 259 && ts.exportAssignmentIsAlias(node) ||
+ ts.isBinaryExpression(node) && ts.getAssignmentDeclarationKind(node) === 2 && ts.exportAssignmentIsAlias(node) ||
+ ts.isPropertyAccessExpression(node)
+ && ts.isBinaryExpression(node.parent)
+ && node.parent.left === node
+ && node.parent.operatorToken.kind === 62
+ && isAliasableOrJsExpression(node.parent.right) ||
+ node.kind === 282 ||
+ node.kind === 281 && isAliasableOrJsExpression(node.initializer);
+ }
+ function isAliasableOrJsExpression(e) {
+ return ts.isAliasableExpression(e) || ts.isFunctionExpression(e) && isJSConstructor(e);
+ }
+ function getTargetOfImportEqualsDeclaration(node, dontResolveAlias) {
+ if (node.moduleReference.kind === 265) {
+ var immediate = resolveExternalModuleName(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=");
+ if (exportValue) {
+ return getPropertyOfType(getTypeOfSymbol(exportValue), name);
+ }
+ var exportSymbol = 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.hasModifier(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 = ts.cloneMap(typeSymbol.members);
+ if (valueSymbol.exports)
+ result.exports = ts.cloneMap(valueSymbol.exports);
+ return result;
+ }
+ function getExportOfModule(symbol, specifier, dontResolveAlias) {
+ var _a;
+ if (symbol.flags & 1536) {
+ var name = ((_a = specifier.propertyName) !== null && _a !== void 0 ? _a : specifier.name).escapedText;
+ var exportSymbol = getExportsOfSymbol(symbol).get(name);
+ 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 moduleSymbol = resolveExternalModuleName(node, node.moduleSpecifier);
+ var name = specifier.propertyName || specifier.name;
+ var suppressInteropError = name.escapedText === "default" && !!(compilerOptions.allowSyntheticDefaultImports || compilerOptions.esModuleInterop);
+ var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.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, 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.Module_0_has_no_exported_member_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 resolved = getExternalModuleMember(node.parent.parent.parent, node, dontResolveAlias);
+ markSymbolOfAliasDeclarationIfTypeOnly(node, undefined, resolved, false);
+ return resolved;
+ }
+ 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 getTargetOfPropertyAccessExpression(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 253:
+ return getTargetOfImportEqualsDeclaration(node, dontRecursivelyResolve);
+ case 255:
+ return getTargetOfImportClause(node, dontRecursivelyResolve);
+ case 256:
+ return getTargetOfNamespaceImport(node, dontRecursivelyResolve);
+ case 262:
+ return getTargetOfNamespaceExport(node, dontRecursivelyResolve);
+ case 258:
+ return getTargetOfImportSpecifier(node, dontRecursivelyResolve);
+ case 263:
+ return getTargetOfExportSpecifier(node, 111551 | 788968 | 1920, dontRecursivelyResolve);
+ case 259:
+ case 209:
+ return getTargetOfExportAssignment(node, dontRecursivelyResolve);
+ case 252:
+ return getTargetOfNamespaceExportDeclaration(node, dontRecursivelyResolve);
+ case 282:
+ return resolveEntityName(node.name, 111551 | 788968 | 1920, true, dontRecursivelyResolve);
+ case 281:
+ return getTargetOfPropertyAssignment(node, dontRecursivelyResolve);
+ case 194:
+ return getTargetOfPropertyAccessExpression(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)
+ 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 === 75 && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) {
+ entityName = entityName.parent;
+ }
+ if (entityName.kind === 75 || entityName.parent.kind === 153) {
+ return resolveEntityName(entityName, 1920, false, dontResolveAlias);
+ }
+ else {
+ ts.Debug.assert(entityName.parent.kind === 253);
+ 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 === 75) {
+ 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 === 153 || name.kind === 194) {
+ var left = name.kind === 153 ? name.left : name.expression;
+ var right = name.kind === 153 ? 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) {
+ error(right, ts.Diagnostics.Namespace_0_has_no_exported_member_1, getFullyQualifiedName(namespace), ts.declarationNameToString(right));
+ }
+ 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 === 259)) {
+ 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) {
+ return resolveExternalModuleNameWorker(location, moduleReferenceExpression, ignoreErrors ? undefined : ts.Diagnostics.Cannot_find_module_0_or_its_corresponding_type_declarations);
+ }
+ 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_install_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, 290)) {
+ 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 = ts.cloneMap(symbol.members);
+ if (symbol.exports)
+ result.exports = ts.cloneMap(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 = ts.cloneMap(symbol.exports);
+ var exportStars = symbol.exports.get("__export");
+ if (exportStars) {
+ var nestedSymbols = ts.createSymbolTable();
+ var lookupTable_1 = ts.createMap();
+ 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 = ts.createMap())).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) {
+ var container = getParentOfSymbol(symbol);
+ if (container && !(symbol.flags & 262144)) {
+ var additionalContainers = ts.mapDefined(container.declarations, fileSymbolIfFileSymbolExportEqualsContainer);
+ var reexportContainers = enclosingDeclaration && getAlternativeContainingModules(symbol, enclosingDeclaration);
+ if (enclosingDeclaration && getAccessibleSymbolChain(container, enclosingDeclaration, 1920, false)) {
+ return ts.concatenate(ts.concatenate([container], additionalContainers), reexportContainers);
+ }
+ var res = ts.append(additionalContainers, container);
+ 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 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 === 162 && ts.nodeIsPresent(member.body)) {
+ return member;
+ }
+ }
+ }
+ function createType(flags) {
+ var result = new Type(checker, flags);
+ typeCount++;
+ result.id = typeCount;
+ 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_7 = function (location) {
+ if (location.locals && !isGlobalSourceFile(location)) {
+ if (result = callback(location.locals)) {
+ return { value: result };
+ }
+ }
+ switch (location.kind) {
+ case 290:
+ if (!ts.isExternalOrCommonJsModule(location)) {
+ break;
+ }
+ case 249:
+ var sym = getSymbolOfNode(location);
+ if (result = callback((sym === null || sym === void 0 ? void 0 : sym.exports) || emptySymbols)) {
+ return { value: result };
+ }
+ break;
+ case 245:
+ case 214:
+ case 246:
+ 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_7(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 = ts.createMap(); }
+ 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, 263))) {
+ 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, 263)) ? 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 159:
+ case 161:
+ case 163:
+ case 164:
+ continue;
+ default:
+ return false;
+ }
+ }
+ return true;
+ }
+ return false;
+ }
+ function isTypeSymbolAccessible(typeSymbol, enclosingDeclaration) {
+ var access = isSymbolAccessible(typeSymbol, enclosingDeclaration, 788968, false);
+ return access.accessibility === 0;
+ }
+ function isValueSymbolAccessible(typeSymbol, enclosingDeclaration) {
+ var access = isSymbolAccessible(typeSymbol, enclosingDeclaration, 111551, false);
+ return access.accessibility === 0;
+ }
+ function isAnySymbolAccessible(symbols, enclosingDeclaration, initialSymbol, meaning, shouldComputeAliasesToMakeVisible) {
+ 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 (ts.some(symbol.declarations, hasNonGlobalAugmentationExternalModuleSymbol)) {
+ if (shouldComputeAliasesToMakeVisible) {
+ earlyModuleBail = true;
+ continue;
+ }
+ return {
+ accessibility: 0
+ };
+ }
+ }
+ var containers = getContainersOfSymbol(symbol, enclosingDeclaration);
+ var firstDecl = !!ts.length(symbol.declarations) && ts.first(symbol.declarations);
+ if (!ts.length(containers) && meaning & 111551 && firstDecl && ts.isObjectLiteralExpression(firstDecl)) {
+ if (firstDecl.parent && ts.isVariableDeclaration(firstDecl.parent) && firstDecl === firstDecl.parent.initializer) {
+ containers = [getSymbolOfNode(firstDecl.parent)];
+ }
+ }
+ var parentResult = isAnySymbolAccessible(containers, enclosingDeclaration, initialSymbol, initialSymbol === symbol ? getQualifiedLeftMeaning(meaning) : meaning, shouldComputeAliasesToMakeVisible);
+ 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) {
+ if (symbol && enclosingDeclaration) {
+ var result = isAnySymbolAccessible([symbol], enclosingDeclaration, symbol, meaning, shouldComputeAliasesToMakeVisible);
+ 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 === 290 && ts.isExternalOrCommonJsModule(declaration));
+ }
+ function hasNonGlobalAugmentationExternalModuleSymbol(declaration) {
+ return ts.isModuleWithStringLiteralName(declaration) || (declaration.kind === 290 && ts.isExternalOrCommonJsModule(declaration));
+ }
+ function hasVisibleDeclarations(symbol, shouldComputeAliasToMakeVisible) {
+ var aliasesToMakeVisible;
+ if (!ts.every(ts.filter(symbol.declarations, function (d) { return d.kind !== 75; }), getIsDeclarationVisible)) {
+ return undefined;
+ }
+ return { accessibility: 0, aliasesToMakeVisible: aliasesToMakeVisible };
+ function getIsDeclarationVisible(declaration) {
+ if (!isDeclarationVisible(declaration)) {
+ var anyImportSyntax = getAnyImportSyntax(declaration);
+ if (anyImportSyntax &&
+ !ts.hasModifier(anyImportSyntax, 1) &&
+ isDeclarationVisible(anyImportSyntax.parent)) {
+ return addVisibleAlias(declaration, anyImportSyntax);
+ }
+ else if (ts.isVariableDeclaration(declaration) && ts.isVariableStatement(declaration.parent.parent) &&
+ !ts.hasModifier(declaration.parent.parent, 1) &&
+ isDeclarationVisible(declaration.parent.parent.parent)) {
+ return addVisibleAlias(declaration, declaration.parent.parent);
+ }
+ else if (ts.isLateVisibilityPaintedStatement(declaration)
+ && !ts.hasModifier(declaration, 1)
+ && isDeclarationVisible(declaration.parent)) {
+ return addVisibleAlias(declaration, declaration);
+ }
+ 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 === 172 ||
+ ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent) ||
+ entityName.parent.kind === 154) {
+ meaning = 111551 | 1048576;
+ }
+ else if (entityName.kind === 153 || entityName.kind === 194 ||
+ entityName.parent.kind === 253) {
+ meaning = 1920;
+ }
+ else {
+ meaning = 788968;
+ }
+ var firstIdentifier = ts.getFirstIdentifier(entityName);
+ var symbol = resolveName(enclosingDeclaration, firstIdentifier.escapedText, meaning, undefined, undefined, false);
+ 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 = 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 ? 171 : 170;
+ }
+ else {
+ sigOutput = kind === 1 ? 166 : 165;
+ }
+ 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 = typeToString(left, undefined, 64);
+ rightStr = typeToString(right, undefined, 64);
+ }
+ return [leftStr, rightStr];
+ }
+ 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 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); });
+ },
+ 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) {
+ 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(); },
+ getProbableSymlinks: ts.maybeBind(host, host.getProbableSymlinks),
+ 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);
+ 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.createKeywordTypeNode(125);
+ }
+ if (!(context.flags & 536870912)) {
+ type = getReducedType(type);
+ }
+ if (type.flags & 1) {
+ context.approximateLength += 3;
+ return ts.createKeywordTypeNode(125);
+ }
+ if (type.flags & 2) {
+ return ts.createKeywordTypeNode(148);
+ }
+ if (type.flags & 4) {
+ context.approximateLength += 6;
+ return ts.createKeywordTypeNode(143);
+ }
+ if (type.flags & 8) {
+ context.approximateLength += 6;
+ return ts.createKeywordTypeNode(140);
+ }
+ if (type.flags & 64) {
+ context.approximateLength += 6;
+ return ts.createKeywordTypeNode(151);
+ }
+ if (type.flags & 16) {
+ context.approximateLength += 7;
+ return ts.createKeywordTypeNode(128);
+ }
+ if (type.flags & 1024 && !(type.flags & 1048576)) {
+ var parentSymbol = getParentOfSymbol(type.symbol);
+ var parentName = symbolToTypeNode(parentSymbol, context, 788968);
+ var enumLiteralName = getDeclaredTypeOfSymbol(parentSymbol) === type
+ ? parentName
+ : appendReferenceToType(parentName, ts.createTypeReferenceNode(ts.symbolName(type.symbol), undefined));
+ return enumLiteralName;
+ }
+ if (type.flags & 1056) {
+ return symbolToTypeNode(type.symbol, context, 788968);
+ }
+ if (type.flags & 128) {
+ context.approximateLength += (type.value.length + 2);
+ return ts.createLiteralTypeNode(ts.setEmitFlags(ts.createLiteral(type.value, !!(context.flags & 268435456)), 16777216));
+ }
+ if (type.flags & 256) {
+ var value = type.value;
+ context.approximateLength += ("" + value).length;
+ return ts.createLiteralTypeNode(value < 0 ? ts.createPrefix(40, ts.createLiteral(-value)) : ts.createLiteral(value));
+ }
+ if (type.flags & 2048) {
+ context.approximateLength += (ts.pseudoBigIntToString(type.value).length) + 1;
+ return ts.createLiteralTypeNode((ts.createLiteral(type.value)));
+ }
+ if (type.flags & 512) {
+ context.approximateLength += type.intrinsicName.length;
+ return type.intrinsicName === "true" ? ts.createTrue() : ts.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.createTypeOperatorNode(147, ts.createKeywordTypeNode(144));
+ }
+ if (type.flags & 16384) {
+ context.approximateLength += 4;
+ return ts.createKeywordTypeNode(110);
+ }
+ if (type.flags & 32768) {
+ context.approximateLength += 9;
+ return ts.createKeywordTypeNode(146);
+ }
+ if (type.flags & 65536) {
+ context.approximateLength += 4;
+ return ts.createKeywordTypeNode(100);
+ }
+ if (type.flags & 131072) {
+ context.approximateLength += 5;
+ return ts.createKeywordTypeNode(137);
+ }
+ if (type.flags & 4096) {
+ context.approximateLength += 6;
+ return ts.createKeywordTypeNode(144);
+ }
+ if (type.flags & 67108864) {
+ context.approximateLength += 6;
+ return ts.createKeywordTypeNode(141);
+ }
+ 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.createThis();
+ }
+ 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.createTypeReferenceNode(ts.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.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.createTypeReferenceNode(ts.createIdentifier(ts.idText(name)), undefined);
+ }
+ return type.symbol
+ ? symbolToTypeNode(type.symbol, context, 788968)
+ : ts.createTypeReferenceNode(ts.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 = ts.createUnionOrIntersectionTypeNode(type.flags & 1048576 ? 178 : 179, 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.createTypeOperatorNode(indexTypeNode);
+ }
+ if (type.flags & 8388608) {
+ var objectTypeNode = typeToTypeNodeHelper(type.objectType, context);
+ var indexTypeNode = typeToTypeNodeHelper(type.indexType, context);
+ context.approximateLength += 2;
+ return ts.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.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;
+ if (type.flags & 1048576) {
+ if (context.visitedTypes && context.visitedTypes.has("" + getTypeId(type))) {
+ if (!(context.flags & 131072)) {
+ context.encounteredError = true;
+ (_b = (_a = context.tracker) === null || _a === void 0 ? void 0 : _a.reportCyclicStructureError) === null || _b === void 0 ? void 0 : _b.call(_a);
+ }
+ 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.createToken(type.declaration.readonlyToken.kind) : undefined;
+ var questionToken = type.declaration.questionToken ? ts.createToken(type.declaration.questionToken.kind) : undefined;
+ var appropriateConstraintTypeNode;
+ if (isMappedTypeWithKeyofConstraintDeclaration(type)) {
+ appropriateConstraintTypeNode = ts.createTypeOperatorNode(typeToTypeNodeHelper(getModifiersTypeFromMappedType(type), context));
+ }
+ else {
+ appropriateConstraintTypeNode = typeToTypeNodeHelper(getConstraintTypeFromMappedType(type), context);
+ }
+ var typeParameterNode = typeParameterToDeclarationWithConstraint(getTypeParameterFromMappedType(type), context, appropriateConstraintTypeNode);
+ var templateTypeNode = typeToTypeNodeHelper(getTemplateTypeFromMappedType(type), context);
+ var mappedTypeNode = ts.createMappedTypeNode(readonlyToken, typeParameterNode, questionToken, templateTypeNode);
+ context.approximateLength += 10;
+ return ts.setEmitFlags(mappedTypeNode, 1);
+ }
+ function createAnonymousTypeNode(type) {
+ var typeId = "" + type.id;
+ var symbol = type.symbol;
+ if (symbol) {
+ if (isJSConstructor(symbol.valueDeclaration)) {
+ var isInstanceType = type === getDeclaredTypeOfClassOrInterface(symbol) ? 788968 : 111551;
+ return symbolToTypeNode(symbol, context, isInstanceType);
+ }
+ else if (symbol.flags & 32 && !getBaseTypeVariableOfClass(symbol) && !(symbol.valueDeclaration.kind === 214 && context.flags & 2048) ||
+ symbol.flags & (384 | 512) ||
+ shouldWriteTypeOfFunctionSymbol()) {
+ return symbolToTypeNode(symbol, context, 111551);
+ }
+ else if (context.visitedTypes && context.visitedTypes.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 isStaticMethodSymbol = !!(symbol.flags & 8192) &&
+ ts.some(symbol.declarations, function (declaration) { return ts.hasModifier(declaration, 32); });
+ var isNonLocalFunctionSymbol = !!(symbol.flags & 16) &&
+ (symbol.parent ||
+ ts.forEach(symbol.declarations, function (declaration) {
+ return declaration.parent.kind === 290 || declaration.parent.kind === 250;
+ }));
+ if (isStaticMethodSymbol || isNonLocalFunctionSymbol) {
+ return (!!(context.flags & 4096) || (context.visitedTypes && context.visitedTypes.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 = ts.createMap();
+ }
+ if (id && !context.symbolDepth) {
+ context.symbolDepth = ts.createMap();
+ }
+ var depth;
+ if (id) {
+ depth = context.symbolDepth.get(id) || 0;
+ if (depth > 10) {
+ return createElidedInformationPlaceholder(context);
+ }
+ context.symbolDepth.set(id, depth + 1);
+ }
+ context.visitedTypes.set(typeId, true);
+ var result = transform(type);
+ context.visitedTypes.delete(typeId);
+ if (id) {
+ context.symbolDepth.set(id, depth);
+ }
+ return result;
+ }
+ function createTypeNodeFromObjectType(type) {
+ if (isGenericMappedType(type)) {
+ 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.createTypeLiteralNode(undefined), 1);
+ }
+ if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) {
+ var signature = resolved.callSignatures[0];
+ var signatureNode = signatureToSignatureDeclarationHelper(signature, 170, context);
+ return signatureNode;
+ }
+ if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) {
+ var signature = resolved.constructSignatures[0];
+ var signatureNode = signatureToSignatureDeclarationHelper(signature, 171, context);
+ return signatureNode;
+ }
+ }
+ var savedFlags = context.flags;
+ context.flags |= 4194304;
+ var members = createTypeNodesFromResolvedType(resolved);
+ context.flags = savedFlags;
+ var typeLiteralNode = ts.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.createTypeReferenceNode(type.target === globalArrayType ? "Array" : "ReadonlyArray", [typeArgumentNode]);
+ }
+ var elementType = typeToTypeNodeHelper(typeArguments[0], context);
+ var arrayType = ts.createArrayTypeNode(elementType);
+ return type.target === globalArrayType ? arrayType : ts.createTypeOperatorNode(138, arrayType);
+ }
+ else if (type.target.objectFlags & 8) {
+ if (typeArguments.length > 0) {
+ var arity = getTypeReferenceArity(type);
+ var tupleConstituentNodes = mapToTypeNodes(typeArguments.slice(0, arity), context);
+ var hasRestElement = type.target.hasRestElement;
+ if (tupleConstituentNodes) {
+ for (var i = type.target.minLength; i < Math.min(arity, tupleConstituentNodes.length); i++) {
+ tupleConstituentNodes[i] = hasRestElement && i === arity - 1 ?
+ ts.createRestTypeNode(ts.createArrayTypeNode(tupleConstituentNodes[i])) :
+ ts.createOptionalTypeNode(tupleConstituentNodes[i]);
+ }
+ var tupleTypeNode = ts.createTupleTypeNode(tupleConstituentNodes);
+ return type.target.readonly ? ts.createTypeOperatorNode(138, tupleTypeNode) : tupleTypeNode;
+ }
+ }
+ if (context.encounteredError || (context.flags & 524288)) {
+ var tupleTypeNode = ts.createTupleTypeNode([]);
+ return type.target.readonly ? ts.createTypeOperatorNode(138, 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_2 = context.flags;
+ context.flags |= 16;
+ var ref = symbolToTypeNode(parent, context, 788968, typeArgumentSlice);
+ context.flags = flags_2;
+ 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 innerParams = root.typeArguments;
+ if (root.qualifier) {
+ (ts.isIdentifier(root.qualifier) ? root.qualifier : root.qualifier.right).typeArguments = innerParams;
+ }
+ root.typeArguments = ref.typeArguments;
+ var ids = getAccessStack(ref);
+ for (var _i = 0, ids_1 = ids; _i < ids_1.length; _i++) {
+ var id = ids_1[_i];
+ root.qualifier = root.qualifier ? ts.createQualifiedName(root.qualifier, id) : id;
+ }
+ return root;
+ }
+ else {
+ var innerParams = root.typeArguments;
+ (ts.isIdentifier(root.typeName) ? root.typeName : root.typeName.right).typeArguments = innerParams;
+ root.typeArguments = ref.typeArguments;
+ var ids = getAccessStack(ref);
+ for (var _a = 0, ids_2 = ids; _a < ids_2.length; _a++) {
+ var id = ids_2[_a];
+ root.typeName = ts.createQualifiedName(root.typeName, id);
+ }
+ return root;
+ }
+ }
+ 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.createPropertySignature(undefined, "...", undefined, undefined, undefined)];
+ }
+ var typeElements = [];
+ for (var _i = 0, _a = resolvedType.callSignatures; _i < _a.length; _i++) {
+ var signature = _a[_i];
+ typeElements.push(signatureToSignatureDeclarationHelper(signature, 165, context));
+ }
+ for (var _b = 0, _c = resolvedType.constructSignatures; _b < _c.length; _b++) {
+ var signature = _c[_b];
+ typeElements.push(signatureToSignatureDeclarationHelper(signature, 166, context));
+ }
+ if (resolvedType.stringIndexInfo) {
+ var indexSignature = void 0;
+ if (resolvedType.objectFlags & 2048) {
+ indexSignature = indexInfoToIndexSignatureDeclarationHelper(createIndexInfo(anyType, resolvedType.stringIndexInfo.isReadonly, resolvedType.stringIndexInfo.declaration), 0, context);
+ indexSignature.type = createElidedInformationPlaceholder(context);
+ }
+ else {
+ indexSignature = indexInfoToIndexSignatureDeclarationHelper(resolvedType.stringIndexInfo, 0, context);
+ }
+ typeElements.push(indexSignature);
+ }
+ if (resolvedType.numberIndexInfo) {
+ typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.numberIndexInfo, 1, context));
+ }
+ 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.createPropertySignature(undefined, "... " + (properties.length - i) + " more ...", undefined, 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.createTypeReferenceNode(ts.createIdentifier("..."), undefined);
+ }
+ return ts.createKeywordTypeNode(125);
+ }
+ 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.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, 160, context);
+ methodDeclaration.name = propertyName;
+ methodDeclaration.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.createKeywordTypeNode(125);
+ }
+ context.flags = savedFlags;
+ var modifiers = isReadonlySymbol(propertySymbol) ? [ts.createToken(138)] : undefined;
+ if (modifiers) {
+ context.approximateLength += 9;
+ }
+ var propertySignature = ts.createPropertySignature(modifiers, propertyName, optionalToken, propertyTypeNode, undefined);
+ typeElements.push(preserveCommentsOn(propertySignature));
+ }
+ function preserveCommentsOn(node) {
+ if (ts.some(propertySymbol.declarations, function (d) { return d.kind === 323; })) {
+ var d = ts.find(propertySymbol.declarations, function (d) { return d.kind === 323; });
+ 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.createTypeReferenceNode("...", undefined)];
+ }
+ else if (types.length > 2) {
+ return [
+ typeToTypeNodeHelper(types[0], context),
+ ts.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_3 = [];
+ var i = 0;
+ for (var _i = 0, types_1 = types; _i < types_1.length; _i++) {
+ var type = types_1[_i];
+ i++;
+ if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
+ result_3.push(ts.createTypeReferenceNode("... " + (types.length - i) + " more ...", undefined));
+ var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
+ if (typeNode_1) {
+ result_3.push(typeNode_1);
+ }
+ break;
+ }
+ context.approximateLength += 2;
+ var typeNode = typeToTypeNodeHelper(type, context);
+ if (typeNode) {
+ result_3.push(typeNode);
+ if (seenNames && ts.isIdentifierTypeReference(typeNode)) {
+ seenNames.add(typeNode.typeName.escapedText, [type, result_3.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_2 = types; _i < types_2.length; _i++) {
+ var _a = types_2[_i], type = _a[0], resultIndex = _a[1];
+ result_3[resultIndex] = typeToTypeNodeHelper(type, context);
+ }
+ }
+ });
+ context.flags = saveContextFlags;
+ }
+ return result_3;
+ }
+ }
+ function typesAreSameReference(a, b) {
+ return a === b
+ || !!a.symbol && a.symbol === b.symbol
+ || !!a.aliasSymbol && a.aliasSymbol === b.aliasSymbol;
+ }
+ function indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context) {
+ var name = ts.getNameFromIndexInfo(indexInfo) || "x";
+ var indexerTypeNode = ts.createKeywordTypeNode(kind === 0 ? 143 : 140);
+ var indexingParameter = ts.createParameter(undefined, undefined, undefined, name, undefined, indexerTypeNode, undefined);
+ var typeNode = typeToTypeNodeHelper(indexInfo.type || anyType, context);
+ if (!indexInfo.type && !(context.flags & 2097152)) {
+ context.encounteredError = true;
+ }
+ context.approximateLength += (name.length + 4);
+ return ts.createIndexSignature(undefined, indexInfo.isReadonly ? [ts.createToken(138)] : undefined, [indexingParameter], typeNode);
+ }
+ function signatureToSignatureDeclarationHelper(signature, kind, context, privateSymbolVisitor, bundledImports) {
+ 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 parameters = getExpandedParameters(signature).map(function (parameter) { return symbolToParameterDeclaration(parameter, context, kind === 162, privateSymbolVisitor, 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.createToken(124) :
+ undefined;
+ var parameterName = typePredicate.kind === 1 || typePredicate.kind === 3 ?
+ ts.setEmitFlags(ts.createIdentifier(typePredicate.parameterName), 16777216) :
+ ts.createThisTypeNode();
+ var typeNode = typePredicate.type && typeToTypeNodeHelper(typePredicate.type, context);
+ returnTypeNode = ts.createTypePredicateNodeWithModifier(assertsModifier, parameterName, typeNode);
+ }
+ else {
+ var returnType = getReturnTypeOfSignature(signature);
+ if (returnType && !(suppressAny && isTypeAny(returnType))) {
+ returnTypeNode = serializeReturnTypeForSignature(context, returnType, signature, privateSymbolVisitor, bundledImports);
+ }
+ else if (!suppressAny) {
+ returnTypeNode = ts.createKeywordTypeNode(125);
+ }
+ }
+ context.approximateLength += 3;
+ return ts.createSignatureDeclaration(kind, typeParameters, parameters, returnTypeNode, typeArguments);
+ }
+ 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.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, 156);
+ if (!parameterDeclaration && !ts.isTransientSymbol(parameterSymbol)) {
+ parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 317);
+ }
+ var parameterType = getTypeOfSymbol(parameterSymbol);
+ if (parameterDeclaration && isRequiredInitializedParameter(parameterDeclaration)) {
+ parameterType = getOptionalType(parameterType);
+ }
+ var parameterTypeNode = serializeTypeForDeclaration(context, parameterType, parameterSymbol, context.enclosingDeclaration, privateSymbolVisitor, bundledImports);
+ var modifiers = !(context.flags & 8192) && preserveModifierFlags && parameterDeclaration && parameterDeclaration.modifiers ? parameterDeclaration.modifiers.map(ts.getSynthesizedClone) : undefined;
+ var isRest = parameterDeclaration && ts.isRestParameter(parameterDeclaration) || ts.getCheckFlags(parameterSymbol) & 32768;
+ var dotDotDotToken = isRest ? ts.createToken(25) : undefined;
+ var name = parameterDeclaration ? parameterDeclaration.name ?
+ parameterDeclaration.name.kind === 75 ? ts.setEmitFlags(ts.getSynthesizedClone(parameterDeclaration.name), 16777216) :
+ parameterDeclaration.name.kind === 153 ? ts.setEmitFlags(ts.getSynthesizedClone(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.createToken(57) : undefined;
+ var parameterNode = ts.createParameter(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);
+ var clone = ts.nodeIsSynthesized(visited) ? visited : ts.getSynthesizedClone(visited);
+ if (clone.kind === 191) {
+ clone.initializer = undefined;
+ }
+ return ts.setEmitFlags(clone, 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);
+ 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.createNodeArray(ts.map(getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol), function (tp) { return typeParameterToDeclaration(tp, context); }));
+ }
+ return typeParameterNodes;
+ }
+ function lookupTypeParameterNodes(chain, index, context) {
+ ts.Debug.assert(chain && 0 <= index && index < chain.length);
+ var symbol = chain[index];
+ var symbolId = "" + getSymbolId(symbol);
+ if (context.typeParameterSymbolList && context.typeParameterSymbolList.get(symbolId)) {
+ return undefined;
+ }
+ (context.typeParameterSymbolList || (context.typeParameterSymbolList = ts.createMap())).set(symbolId, true);
+ 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 file = ts.getDeclarationOfKind(symbol, 290);
+ if (!file) {
+ var equivalentFileSymbol = ts.firstDefined(symbol.declarations, function (d) { return getFileSymbolIfFileSymbolExportEqualsContainer(d, symbol); });
+ if (equivalentFileSymbol) {
+ file = ts.getDeclarationOfKind(equivalentFileSymbol, 290);
+ }
+ }
+ 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 = (compilerOptions.out || compilerOptions.outFile);
+ 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" }));
+ links.specifierCache = links.specifierCache || ts.createMap();
+ 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.createLiteralTypeNode(ts.createLiteral(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.createImportTypeNode(lit, nonRootParts, typeParameterNodes, isTypeOf);
+ }
+ else {
+ var splitNode = getTopmostIndexedAccessType(nonRootParts);
+ var qualifier = splitNode.objectType.typeName;
+ return ts.createIndexedAccessTypeNode(ts.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.createTypeQueryNode(entityName);
+ }
+ else {
+ var lastId = ts.isIdentifier(entityName) ? entityName : entityName.right;
+ var lastTypeArgs = lastId.typeArguments;
+ lastId.typeArguments = undefined;
+ return ts.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.createIndexedAccessTypeNode(LHS, ts.createLiteralTypeNode(ts.createLiteral(symbolName)));
+ }
+ else {
+ return ts.createIndexedAccessTypeNode(ts.createTypeReferenceNode(LHS, typeParameterNodes), ts.createLiteralTypeNode(ts.createLiteral(symbolName)));
+ }
+ }
+ var identifier = ts.setEmitFlags(ts.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.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) {
+ 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 & 75)) {
+ return ts.createIdentifier("(Missing type parameter)");
+ }
+ if (context.flags & 4) {
+ var rawtext = result.escapedText;
+ var i = 0;
+ var text = rawtext;
+ while ((context.typeParameterNamesByText && context.typeParameterNamesByText.get(text)) || typeParameterShadowsNameInScope(text, context, type)) {
+ i++;
+ text = rawtext + "_" + i;
+ }
+ if (text !== rawtext) {
+ result = ts.createIdentifier(text, result.typeArguments);
+ }
+ (context.typeParameterNames || (context.typeParameterNames = ts.createMap())).set("" + getTypeId(type), result);
+ (context.typeParameterNamesByText || (context.typeParameterNamesByText = ts.createMap())).set(result.escapedText, true);
+ }
+ 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.createIdentifier(symbolName, typeParameterNodes), 16777216);
+ identifier.symbol = symbol;
+ return index > 0 ? ts.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.createLiteral(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.createIdentifier(symbolName, typeParameterNodes), 16777216);
+ identifier.symbol = symbol;
+ return index > 0 ? ts.createPropertyAccess(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.createLiteral(symbolName.substring(1, symbolName.length - 1).replace(/\\./g, function (s) { return s.substring(1); }));
+ expression.singleQuote = firstChar === 39;
+ }
+ else if (("" + +symbolName) === symbolName) {
+ expression = ts.createLiteral(+symbolName);
+ }
+ if (!expression) {
+ expression = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216);
+ expression.symbol = symbol;
+ }
+ return ts.createElementAccess(createExpressionFromSymbolChain(chain, index - 1), expression);
+ }
+ }
+ }
+ function isSingleQuotedStringNamed(d) {
+ var name = ts.getNameOfDeclaration(d);
+ if (name && ts.isStringLiteral(name) && (name.singleQuote ||
+ (!ts.nodeIsSynthesized(name) && ts.startsWith(ts.getTextOfNode(name, false), "'")))) {
+ return true;
+ }
+ return 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.createComputedPropertyName(ts.createPropertyAccess(ts.createIdentifier("Symbol"), symbol.escapedName.substr(3)));
+ }
+ var rawName = ts.unescapeLeadingUnderscores(symbol.escapedName);
+ return createPropertyNameNodeForIdentifierOrLiteral(rawName, 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.createLiteral(name, !!singleQuote);
+ }
+ if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
+ return ts.createComputedPropertyName(ts.createLiteral(+name));
+ }
+ return createPropertyNameNodeForIdentifierOrLiteral(name);
+ }
+ if (nameType.flags & 8192) {
+ return ts.createComputedPropertyName(symbolToExpression(nameType.symbol, context, 111551));
+ }
+ }
+ }
+ function createPropertyNameNodeForIdentifierOrLiteral(name, singleQuote) {
+ return ts.isIdentifierText(name, compilerOptions.target) ? ts.createIdentifier(name) : ts.createLiteral(isNumericLiteralName(name) && +name >= 0 ? +name : name, !!singleQuote);
+ }
+ function cloneNodeBuilderContext(context) {
+ var initial = __assign({}, context);
+ if (initial.typeParameterNames) {
+ initial.typeParameterNames = ts.cloneMap(initial.typeParameterNames);
+ }
+ if (initial.typeParameterNamesByText) {
+ initial.typeParameterNamesByText = ts.cloneMap(initial.typeParameterNamesByText);
+ }
+ if (initial.typeParameterSymbolList) {
+ initial.typeParameterSymbolList = ts.cloneMap(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_4 = serializeExistingTypeNode(context, existing, includePrivateSymbol, bundled);
+ if (result_4) {
+ return result_4;
+ }
+ }
+ }
+ }
+ var oldFlags = context.flags;
+ if (type.flags & 8192 &&
+ type.symbol === symbol) {
+ 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 transformed = ts.visitNode(existing, visitExistingNodeTreeSymbols);
+ if (hadError) {
+ return undefined;
+ }
+ return transformed === existing ? ts.getMutableClone(existing) : transformed;
+ function visitExistingNodeTreeSymbols(node) {
+ var _a, _b;
+ if (ts.isJSDocAllType(node) || node.kind === 302) {
+ return ts.createKeywordTypeNode(125);
+ }
+ if (ts.isJSDocUnknownType(node)) {
+ return ts.createKeywordTypeNode(148);
+ }
+ if (ts.isJSDocNullableType(node)) {
+ return ts.createUnionTypeNode([ts.visitNode(node.type, visitExistingNodeTreeSymbols), ts.createKeywordTypeNode(100)]);
+ }
+ if (ts.isJSDocOptionalType(node)) {
+ return ts.createUnionTypeNode([ts.visitNode(node.type, visitExistingNodeTreeSymbols), ts.createKeywordTypeNode(146)]);
+ }
+ if (ts.isJSDocNonNullableType(node)) {
+ return ts.visitNode(node.type, visitExistingNodeTreeSymbols);
+ }
+ if (ts.isJSDocVariadicType(node)) {
+ return ts.createArrayTypeNode(ts.visitNode(node.type, visitExistingNodeTreeSymbols));
+ }
+ if (ts.isJSDocTypeLiteral(node)) {
+ return ts.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.createPropertySignature(undefined, name, t.typeExpression && ts.isJSDocOptionalType(t.typeExpression.type) ? ts.createToken(57) : undefined, overrideTypeNode || (t.typeExpression && ts.visitNode(t.typeExpression.type, visitExistingNodeTreeSymbols)) || ts.createKeywordTypeNode(125), undefined);
+ }));
+ }
+ if (ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) && node.typeName.escapedText === "") {
+ return ts.setOriginalNode(ts.createKeywordTypeNode(125), node);
+ }
+ if ((ts.isExpressionWithTypeArguments(node) || ts.isTypeReferenceNode(node)) && ts.isJSDocIndexSignature(node)) {
+ return ts.createTypeLiteralNode([ts.createIndexSignature(undefined, undefined, [ts.createParameter(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.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.createParameter(undefined, undefined, getEffectiveDotDotDotForParameter(p), p.name || getEffectiveDotDotDotForParameter(p) ? "args" : "arg" + i, p.questionToken, ts.visitNode(p.type, visitExistingNodeTreeSymbols), undefined); }), ts.visitNode(newTypeNode_1 || node.type, visitExistingNodeTreeSymbols));
+ }
+ else {
+ return ts.createFunctionTypeNode(ts.visitNodes(node.typeParameters, visitExistingNodeTreeSymbols), ts.map(node.parameters, function (p, i) { return ts.createParameter(undefined, undefined, getEffectiveDotDotDotForParameter(p), p.name || getEffectiveDotDotDotForParameter(p) ? "args" : "arg" + i, p.questionToken, ts.visitNode(p.type, visitExistingNodeTreeSymbols), undefined); }), ts.visitNode(node.type, visitExistingNodeTreeSymbols));
+ }
+ }
+ if (ts.isTypeReferenceNode(node) && ts.isInJSDoc(node) && (getIntendedTypeFromJSDocTypeReference(node) || unknownSymbol === resolveTypeReferenceName(getTypeReferenceName(node), 788968, true))) {
+ return ts.setOriginalNode(typeToTypeNodeHelper(getTypeFromTypeNode(node), context), node);
+ }
+ if (ts.isLiteralImportTypeNode(node)) {
+ return ts.updateImportTypeNode(node, ts.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.getMutableClone(node);
+ name.symbol = sym;
+ return ts.setEmitFlags(ts.setOriginalNode(name, node), 16777216);
+ }
+ }
+ }
+ return ts.visitEachChild(node, visitExistingNodeTreeSymbols, ts.nullTransformationContext);
+ function getEffectiveDotDotDotForParameter(p) {
+ return p.dotDotDotToken || (p.type && ts.isJSDocVariadicType(p.type) ? ts.createToken(25) : undefined);
+ }
+ 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.createLiteral(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.createProperty, 161, true);
+ var serializePropertySymbolForInterfaceWorker = makeSerializePropertySymbol(function (_decorators, mods, name, question, type, initializer) { return ts.createPropertySignature(mods, name, question, type, initializer); }, 160, false);
+ var enclosingDeclaration = context.enclosingDeclaration;
+ var results = [];
+ var visitedSymbols = ts.createMap();
+ var deferredPrivates;
+ var oldcontext = context;
+ context = __assign(__assign({}, oldcontext), { usedSymbolNames: ts.createMap(), remappedSymbolNames: ts.createMap(), 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);
+ }
+ } }) });
+ if (oldcontext.usedSymbolNames) {
+ oldcontext.usedSymbolNames.forEach(function (_, name) {
+ context.usedSymbolNames.set(name, true);
+ });
+ }
+ 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 === 75;
+ }
+ 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 ns = ts.find(statements, ts.isModuleDeclaration);
+ 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.getModifierFlags(s) & 1); });
+ if (ts.length(excessExports)) {
+ ns.body.statements = ts.createNodeArray(__spreadArrays(ns.body.statements, [ts.createExportDeclaration(undefined, undefined, ts.createNamedExports(ts.map(ts.flatMap(excessExports, function (e) { return getNamesOfDeclaration(e); }), function (id) { return ts.createExportSpecifier(undefined, id); })), undefined)]));
+ }
+ if (!ts.find(statements, function (s) { return s !== ns && ts.nodeHasName(s, ns.name); })) {
+ results = [];
+ ts.forEach(ns.body.statements, function (s) {
+ addResult(s, 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.createExportDeclaration(undefined, undefined, ts.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_8 = function (group_1) {
+ if (group_1.length > 1) {
+ statements = __spreadArrays(ts.filter(statements, function (s) { return group_1.indexOf(s) === -1; }), [
+ ts.createExportDeclaration(undefined, undefined, ts.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_8(group_1);
+ }
+ }
+ }
+ return statements;
+ }
+ function inlineExportModifiers(statements) {
+ var exportDecl = ts.find(statements, function (d) { return ts.isExportDeclaration(d) && !d.moduleSpecifier && !!d.exportClause; });
+ if (exportDecl && exportDecl.exportClause && ts.isNamedExports(exportDecl.exportClause)) {
+ var replacements = ts.mapDefined(exportDecl.exportClause.elements, function (e) {
+ if (!e.propertyName) {
+ var associated = ts.filter(statements, function (s) { return ts.nodeHasName(s, e.name); });
+ if (ts.length(associated) && ts.every(associated, canHaveExportModifier)) {
+ ts.forEach(associated, addExportModifier);
+ return undefined;
+ }
+ }
+ return e;
+ });
+ if (!ts.length(replacements)) {
+ statements = ts.filter(statements, function (s) { return s !== exportDecl; });
+ }
+ else {
+ exportDecl.exportClause.elements = ts.createNodeArray(replacements);
+ }
+ }
+ 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());
+ }
+ 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(statement) {
+ var flags = (ts.getModifierFlags(statement) | 1) & ~2;
+ statement.modifiers = ts.createNodeArray(ts.createModifiersFromModifierFlags(flags));
+ statement.modifierFlagsCache = 0;
+ }
+ function visitSymbolTable(symbolTable, suppressNewPrivateContext, propertyAsAlias) {
+ var oldDeferredPrivates = deferredPrivates;
+ if (!suppressNewPrivateContext) {
+ deferredPrivates = ts.createMap();
+ }
+ symbolTable.forEach(function (symbol) {
+ serializeSymbol(symbol, false, !!propertyAsAlias);
+ });
+ if (!suppressNewPrivateContext) {
+ deferredPrivates.forEach(function (symbol) {
+ serializeSymbol(symbol, true, !!propertyAsAlias);
+ });
+ }
+ deferredPrivates = oldDeferredPrivates;
+ }
+ function serializeSymbol(symbol, isPrivate, propertyAsAlias) {
+ var visitedSym = getMergedSymbol(symbol);
+ if (visitedSymbols.has("" + getSymbolId(visitedSym))) {
+ return;
+ }
+ visitedSymbols.set("" + getSymbolId(visitedSym), true);
+ 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 (!(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);
+ if (needsPostExportDefault) {
+ 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) {
+ serializeVariableOrProperty(symbol, symbolName, isPrivate, needsPostExportDefault, propertyAsAlias, modifierFlags);
+ }
+ 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) {
+ 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.createExportDeclaration(undefined, undefined, undefined, ts.createLiteral(getSpecifierForModuleSymbol(resolvedModule, context))), 0);
+ }
+ }
+ if (needsPostExportDefault) {
+ addResult(ts.createExportAssignment(undefined, undefined, false, ts.createIdentifier(getInternalSymbolName(symbol, symbolName))), 0);
+ }
+ }
+ function includePrivateSymbol(symbol) {
+ if (ts.some(symbol.declarations, ts.isParameterDeclaration))
+ return;
+ ts.Debug.assertIsDefined(deferredPrivates);
+ getUnusedName(ts.unescapeLeadingUnderscores(symbol.escapedName), symbol);
+ deferredPrivates.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) {
+ var newModifierFlags = 0;
+ if (additionalModifierFlags & 1 &&
+ enclosingDeclaration &&
+ isExportingScope(enclosingDeclaration) &&
+ canHaveExportModifier(node)) {
+ newModifierFlags |= 1;
+ }
+ if (addingDeclare && !(newModifierFlags & 1) &&
+ (!enclosingDeclaration || !(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.modifiers = ts.createNodeArray(ts.createModifiersFromModifierFlags(newModifierFlags | ts.getModifierFlags(node)));
+ node.modifierFlagsCache = 0;
+ }
+ 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.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, 165);
+ var constructSignatures = serializeSignatures(1, interfaceType, baseType, 166);
+ var indexSignatures = serializeIndexSignatures(interfaceType, baseType);
+ var heritageClauses = !ts.length(baseTypes) ? undefined : [ts.createHeritageClause(90, ts.mapDefined(baseTypes, function (b) { return trySerializeAsTypeReference(b); }))];
+ addResult(ts.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.createModuleBlock([ts.createExportDeclaration(undefined, undefined, ts.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.createExportSpecifier(name === targetName ? undefined : targetName, name);
+ })))]);
+ addResult(ts.createModuleDeclaration(undefined, undefined, ts.createIdentifier(localName), nsBody, 16), 0);
+ }
+ }
+ function serializeEnum(symbol, symbolName, modifierFlags) {
+ addResult(ts.createEnumDeclaration(undefined, ts.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]);
+ return ts.createEnumMember(ts.unescapeLeadingUnderscores(p.escapedName), initializedValue === undefined ? undefined : ts.createLiteral(initializedValue));
+ })), modifierFlags);
+ }
+ function serializeVariableOrProperty(symbol, symbolName, isPrivate, needsPostExportDefault, propertyAsAlias, modifierFlags) {
+ if (propertyAsAlias) {
+ serializeMaybeAliasAssignment(symbol);
+ }
+ 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 statement = ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(name, serializeTypeForDeclaration(context, type, symbol, enclosingDeclaration, includePrivateSymbol, bundled))
+ ], flags)), textRange);
+ addResult(statement, name !== localName ? modifierFlags & ~1 : modifierFlags);
+ if (name !== localName && !isPrivate) {
+ addResult(ts.createExportDeclaration(undefined, undefined, ts.createNamedExports([ts.createExportSpecifier(name, localName)])), 0);
+ }
+ }
+ }
+ }
+ 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, 244, context, includePrivateSymbol, bundled);
+ decl.name = ts.createIdentifier(localName);
+ 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.createModuleDeclaration(undefined, undefined, ts.createIdentifier(localName), ts.createModuleBlock([]), 16);
+ fakespace.flags ^= 8;
+ fakespace.parent = 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;
+ fakespace.flags ^= 8;
+ fakespace.parent = undefined;
+ fakespace.locals = undefined;
+ fakespace.symbol = undefined;
+ fakespace.body = ts.createModuleBlock(declarations);
+ addResult(fakespace, modifierFlags);
+ }
+ }
+ function isNamespaceMember(p) {
+ return !(p.flags & 4194304 || p.escapedName === "prototype" || p.valueDeclaration && ts.isClassLike(p.valueDeclaration.parent));
+ }
+ function serializeAsClass(symbol, localName, modifierFlags) {
+ var localParams = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol);
+ var typeParamDecls = ts.map(localParams, function (p) { return typeParameterToDeclaration(p, context); });
+ var classType = getDeclaredTypeOfClassOrInterface(symbol);
+ var baseTypes = getBaseTypes(classType);
+ var implementsTypes = getImplementsTypes(classType);
+ var staticType = getTypeOfSymbol(symbol);
+ var staticBaseType = getBaseConstructorTypeOfClass(staticType);
+ var heritageClauses = __spreadArrays(!ts.length(baseTypes) ? [] : [ts.createHeritageClause(90, ts.map(baseTypes, function (b) { return serializeBaseType(b, staticBaseType, localName); }))], !ts.length(implementsTypes) ? [] : [ts.createHeritageClause(113, ts.map(implementsTypes, function (b) { return serializeBaseType(b, staticBaseType, localName); }))]);
+ 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.createProperty(undefined, undefined, ts.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 constructors = serializeSignatures(1, staticType, baseTypes[0], 162);
+ for (var _i = 0, constructors_1 = constructors; _i < constructors_1.length; _i++) {
+ var c = constructors_1[_i];
+ c.type = undefined;
+ c.typeParameters = undefined;
+ }
+ var indexSignatures = serializeIndexSignatures(classType, baseTypes[0]);
+ addResult(ts.setTextRange(ts.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 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 253:
+ var isLocalImport = !(target.flags & 512);
+ addResult(ts.createImportEqualsDeclaration(undefined, undefined, ts.createIdentifier(localName), isLocalImport
+ ? symbolToName(target, context, 67108863, false)
+ : ts.createExternalModuleReference(ts.createLiteral(getSpecifierForModuleSymbol(symbol, context)))), isLocalImport ? modifierFlags : 0);
+ break;
+ case 252:
+ addResult(ts.createNamespaceExportDeclaration(ts.idText(node.name)), 0);
+ break;
+ case 255:
+ addResult(ts.createImportDeclaration(undefined, undefined, ts.createImportClause(ts.createIdentifier(localName), undefined), ts.createLiteral(getSpecifierForModuleSymbol(target.parent || target, context))), 0);
+ break;
+ case 256:
+ addResult(ts.createImportDeclaration(undefined, undefined, ts.createImportClause(undefined, ts.createNamespaceImport(ts.createIdentifier(localName))), ts.createLiteral(getSpecifierForModuleSymbol(target, context))), 0);
+ break;
+ case 262:
+ addResult(ts.createExportDeclaration(undefined, undefined, ts.createNamespaceExport(ts.createIdentifier(localName)), ts.createLiteral(getSpecifierForModuleSymbol(target, context))), 0);
+ break;
+ case 258:
+ addResult(ts.createImportDeclaration(undefined, undefined, ts.createImportClause(undefined, ts.createNamedImports([
+ ts.createImportSpecifier(localName !== verbatimTargetName ? ts.createIdentifier(verbatimTargetName) : undefined, ts.createIdentifier(localName))
+ ])), ts.createLiteral(getSpecifierForModuleSymbol(target.parent || target, context))), 0);
+ break;
+ case 263:
+ var specifier = node.parent.parent.moduleSpecifier;
+ serializeExportSpecifier(ts.unescapeLeadingUnderscores(symbol.escapedName), specifier ? verbatimTargetName : targetName, specifier && ts.isStringLiteralLike(specifier) ? ts.createLiteral(specifier.text) : undefined);
+ break;
+ case 259:
+ serializeMaybeAliasAssignment(symbol);
+ break;
+ case 209:
+ case 194:
+ 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.createExportDeclaration(undefined, undefined, ts.createNamedExports([ts.createExportSpecifier(localName !== targetName ? targetName : undefined, localName)]), specifier), 0);
+ }
+ function serializeMaybeAliasAssignment(symbol) {
+ if (symbol.flags & 4194304) {
+ return;
+ }
+ var name = ts.unescapeLeadingUnderscores(symbol.escapedName);
+ var isExportEquals = name === "export=";
+ var isDefault = name === "default";
+ var isExportAssignment = 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 = isExportAssignment ? ts.getExportAssignmentExpression(aliasDecl) : ts.getPropertyAssignmentAliasLikeExpression(aliasDecl);
+ var first_1 = 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 (isExportAssignment) {
+ results.push(ts.createExportAssignment(undefined, undefined, isExportEquals, symbolToExpression(target, context, 67108863)));
+ }
+ else {
+ if (first_1 === expr) {
+ serializeExportSpecifier(name, ts.idText(first_1));
+ }
+ else if (ts.isClassExpression(expr)) {
+ serializeExportSpecifier(name, getInternalSymbolName(target, ts.symbolName(target)));
+ }
+ else {
+ var varName = getUnusedName(name, symbol);
+ addResult(ts.createImportEqualsDeclaration(undefined, undefined, ts.createIdentifier(varName), symbolToName(target, context, 67108863, false)), 0);
+ serializeExportSpecifier(name, varName);
+ }
+ }
+ context.tracker.trackSymbol = oldTrack;
+ }
+ else {
+ var varName = getUnusedName(name, symbol);
+ var typeToSerialize = getWidenedType(getTypeOfSymbol(getMergedSymbol(symbol)));
+ if (isTypeRepresentableAsFunctionNamespaceMerge(typeToSerialize, symbol)) {
+ serializeAsFunctionNamespaceMerge(typeToSerialize, symbol, varName, isExportAssignment ? 0 : 1);
+ }
+ else {
+ var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(varName, serializeTypeForDeclaration(context, typeToSerialize, symbol, enclosingDeclaration, includePrivateSymbol, bundled))
+ ], 2));
+ addResult(statement, name === varName ? 1 : 0);
+ }
+ if (isExportAssignment) {
+ results.push(ts.createExportAssignment(undefined, undefined, isExportEquals, ts.createIdentifier(varName)));
+ }
+ else if (name !== varName) {
+ serializeExportSpecifier(name, varName);
+ }
+ }
+ }
+ function isTypeRepresentableAsFunctionNamespaceMerge(typeToSerialize, hostSymbol) {
+ var ctxSrc = ts.getSourceFileOfNode(context.enclosingDeclaration);
+ return ts.getObjectFlags(typeToSerialize) & (16 | 32) &&
+ !getIndexInfoOfType(typeToSerialize, 0) &&
+ !getIndexInfoOfType(typeToSerialize, 1) &&
+ !!(ts.length(getPropertiesOfType(typeToSerialize)) || 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) && !ts.isStringAKeyword(ts.symbolName(p)); });
+ }
+ 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.createSetAccessor(undefined, ts.createModifiersFromModifierFlags(flag), name, [ts.createParameter(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.createGetAccessor(undefined, ts.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)) {
+ return ts.setTextRange(createProperty(undefined, ts.createModifiersFromModifierFlags((isReadonlySymbol(p) ? 64 : 0) | flag), name, p.flags & 16777216 ? ts.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.createModifiersFromModifierFlags((isReadonlySymbol(p) ? 64 : 0) | flag), name, p.flags & 16777216 ? ts.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);
+ decl.name = name;
+ if (flag) {
+ decl.modifiers = ts.createNodeArray(ts.createModifiersFromModifierFlags(flag));
+ }
+ if (p.flags & 16777216) {
+ decl.questionToken = ts.createToken(57);
+ }
+ 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.getSelectedModifierFlags(s.declaration, 8 | 16);
+ }
+ }
+ if (privateProtected) {
+ return [ts.setTextRange(ts.createConstructor(undefined, ts.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));
+ }
+ }
+ return results;
+ }
+ function serializeBaseType(t, staticType, rootName) {
+ var ref = trySerializeAsTypeReference(t);
+ if (ref) {
+ return ref;
+ }
+ var tempName = getUnusedName(rootName + "_base");
+ var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(tempName, typeToTypeNodeHelper(staticType, context))
+ ], 2));
+ addResult(statement, 0);
+ return ts.createExpressionWithTypeArguments(undefined, ts.createIdentifier(tempName));
+ }
+ function trySerializeAsTypeReference(t) {
+ var typeArgs;
+ var reference;
+ if (t.target && getAccessibleSymbolChain(t.target.symbol, enclosingDeclaration, 111551, false)) {
+ typeArgs = ts.map(getTypeArguments(t), function (t) { return typeToTypeNodeHelper(t, context); });
+ reference = symbolToExpression(t.target.symbol, context, 788968);
+ }
+ else if (t.symbol && getAccessibleSymbolChain(t.symbol, enclosingDeclaration, 111551, false)) {
+ reference = symbolToExpression(t.symbol, context, 788968);
+ }
+ if (reference) {
+ return ts.createExpressionWithTypeArguments(typeArgs, reference);
+ }
+ }
+ function getUnusedName(input, symbol) {
+ if (symbol) {
+ if (context.remappedSymbolNames.has("" + getSymbolId(symbol))) {
+ return context.remappedSymbolNames.get("" + getSymbolId(symbol));
+ }
+ }
+ if (symbol) {
+ input = getNameCandidateWorker(symbol, input);
+ }
+ var i = 0;
+ var original = input;
+ while (context.usedSymbolNames.has(input)) {
+ i++;
+ input = original + "_" + i;
+ }
+ context.usedSymbolNames.set(input, true);
+ if (symbol) {
+ context.remappedSymbolNames.set("" + getSymbolId(symbol), 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) {
+ if (context.remappedSymbolNames.has("" + getSymbolId(symbol))) {
+ return context.remappedSymbolNames.get("" + getSymbolId(symbol));
+ }
+ localName = getNameCandidateWorker(symbol, localName);
+ context.remappedSymbolNames.set("" + getSymbolId(symbol), 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.createTypePredicateNodeWithModifier(typePredicate.kind === 2 || typePredicate.kind === 3 ? ts.createToken(124) : undefined, typePredicate.kind === 1 || typePredicate.kind === 3 ? ts.createIdentifier(typePredicate.parameterName) : ts.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.findAncestor(type.symbol.declarations[0].parent, function (n) { return n.kind !== 182; });
+ if (node.kind === 247) {
+ return getSymbolOfNode(node);
+ }
+ }
+ return undefined;
+ }
+ function isTopLevelInExternalModuleAugmentation(node) {
+ return node && node.parent &&
+ node.parent.kind === 250 &&
+ ts.isExternalModuleAugmentation(node.parent.parent);
+ }
+ function isDefaultBindingContext(location) {
+ return location.kind === 290 || 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_2 = declaration && ts.getNameOfDeclaration(declaration);
+ if (declaration && name_2) {
+ if (ts.isCallExpression(declaration) && ts.isBindableObjectDefinePropertyCall(declaration)) {
+ return ts.symbolName(symbol);
+ }
+ if (ts.isComputedPropertyName(name_2) && !(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_2);
+ }
+ if (!declaration) {
+ declaration = symbol.declarations[0];
+ }
+ if (declaration.parent && declaration.parent.kind === 242) {
+ return ts.declarationNameToString(declaration.parent.name);
+ }
+ switch (declaration.kind) {
+ case 214:
+ case 201:
+ case 202:
+ if (context && !context.encounteredError && !(context.flags & 131072)) {
+ context.encounteredError = true;
+ }
+ return declaration.kind === 214 ? "(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 315:
+ case 322:
+ case 316:
+ return !!(node.parent && node.parent.parent && node.parent.parent.parent && ts.isSourceFile(node.parent.parent.parent));
+ case 191:
+ return isDeclarationVisible(node.parent.parent);
+ case 242:
+ if (ts.isBindingPattern(node.name) &&
+ !node.name.elements.length) {
+ return false;
+ }
+ case 249:
+ case 245:
+ case 246:
+ case 247:
+ case 244:
+ case 248:
+ case 253:
+ if (ts.isExternalModuleAugmentation(node)) {
+ return true;
+ }
+ var parent = getDeclarationContainer(node);
+ if (!(ts.getCombinedModifierFlags(node) & 1) &&
+ !(node.kind !== 253 && parent.kind !== 290 && parent.flags & 8388608)) {
+ return isGlobalSourceFile(parent);
+ }
+ return isDeclarationVisible(parent);
+ case 159:
+ case 158:
+ case 163:
+ case 164:
+ case 161:
+ case 160:
+ if (ts.hasModifier(node, 8 | 16)) {
+ return false;
+ }
+ case 162:
+ case 166:
+ case 165:
+ case 167:
+ case 156:
+ case 250:
+ case 170:
+ case 171:
+ case 173:
+ case 169:
+ case 174:
+ case 175:
+ case 178:
+ case 179:
+ case 182:
+ return isDeclarationVisible(node.parent);
+ case 255:
+ case 256:
+ case 258:
+ return false;
+ case 155:
+ case 290:
+ case 252:
+ return true;
+ case 259:
+ return false;
+ default:
+ return false;
+ }
+ }
+ }
+ function collectLinkedAliases(node, setVisibility) {
+ var exportSymbol;
+ if (node.parent && node.parent.kind === 259) {
+ exportSymbol = resolveName(node, node.escapedText, 111551 | 788968 | 1920 | 2097152, undefined, node, false);
+ }
+ else if (node.parent.kind === 263) {
+ exportSymbol = getTargetOfExportSpecifier(node.parent, 111551 | 788968 | 1920 | 2097152);
+ }
+ var result;
+ var visited;
+ if (exportSymbol) {
+ visited = ts.createMap();
+ visited.set("" + getSymbolId(exportSymbol), true);
+ 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);
+ var id = importSymbol && "" + getSymbolId(importSymbol);
+ if (importSymbol && !visited.has(id)) {
+ visited.set(id, true);
+ 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;
+ }
+ 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 242:
+ case 243:
+ case 258:
+ case 257:
+ case 256:
+ case 255:
+ 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 result = ts.createNode(195, node.pos, node.end);
+ result.parent = node;
+ result.expression = parentAccess;
+ var literal = ts.createNode(10, node.pos, node.end);
+ literal.parent = result;
+ literal.text = propName;
+ result.argumentExpression = literal;
+ result.flowNode = parentAccess.flowNode;
+ return result;
+ }
+ }
+ }
+ function getParentElementAccess(node) {
+ var ancestor = node.parent.parent;
+ switch (ancestor.kind) {
+ case 191:
+ case 281:
+ return getSyntheticElementAccess(ancestor);
+ case 192:
+ return getSyntheticElementAccess(node.parent);
+ case 242:
+ return ancestor.initializer;
+ case 209:
+ return ancestor.right;
+ }
+ }
+ function getDestructuringPropertyName(node) {
+ var parent = node.parent;
+ if (node.kind === 191 && parent.kind === 189) {
+ return getLiteralPropertyNameText(node.propertyName || node.name);
+ }
+ if (node.kind === 281 || node.kind === 282) {
+ 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 === 189) {
+ 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, name), declaration.name);
+ type = getFlowTypeOfDestructuring(declaration, declaredType);
+ }
+ }
+ else {
+ var elementType = checkIteratedTypeOrElementType(65, parentType, undefinedType, pattern);
+ var index_1 = pattern.elements.indexOf(declaration);
+ if (declaration.dotDotDotToken) {
+ type = everyType(parentType, isTupleType) ?
+ mapType(parentType, function (t) { return sliceTupleType(t, index_1); }) :
+ createArrayType(elementType);
+ }
+ else if (isArrayLikeType(parentType)) {
+ var indexType = getLiteralType(index_1);
+ var accessFlags = hasDefaultValue(declaration) ? 8 : 0;
+ var declaredType = getConstraintForLocation(getIndexedAccessTypeOrUndefined(parentType, indexType, declaration.name, accessFlags) || 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 === 100 || expr.kind === 75 && getResolvedSymbol(expr) === undefinedSymbol;
+ }
+ function isEmptyArrayLiteral(node) {
+ var expr = ts.skipParentheses(node);
+ return expr.kind === 192 && 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 === 231) {
+ 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 === 232) {
+ 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)
+ || !ts.isBindingElement(declaration) && !ts.isVariableDeclaration(declaration) && !!declaration.questionToken);
+ var declaredType = tryGetTypeFromEffectiveTypeNode(declaration);
+ if (declaredType) {
+ return addOptionality(declaredType, isOptional);
+ }
+ if ((noImplicitAny || ts.isInJSFile(declaration)) &&
+ declaration.kind === 242 && !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 (declaration.kind === 156) {
+ var func = declaration.parent;
+ if (func.kind === 164 && !hasNonBindableDynamicName(func)) {
+ var getter = ts.getDeclarationOfKind(getSymbolOfNode(declaration.parent), 163);
+ 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)) {
+ return getTypeAtPosition(getSignatureFromDeclaration(typeTag), func.parameters.indexOf(declaration));
+ }
+ }
+ var type = declaration.symbol.escapedName === "this" ? getContextualThisParameterType(func) : getContextuallyTypedParameterType(declaration);
+ if (type) {
+ return addOptionality(type, isOptional);
+ }
+ }
+ else if (ts.isInJSFile(declaration)) {
+ var containerObjectType = getJSContainerObjectType(declaration, getSymbolOfNode(declaration), ts.getDeclaredExpandoInitializer(declaration));
+ if (containerObjectType) {
+ return containerObjectType;
+ }
+ }
+ if (declaration.initializer) {
+ var type = widenTypeInferredFromInitializer(declaration, checkDeclarationInitializer(declaration));
+ return addOptionality(type, isOptional);
+ }
+ if (ts.isJsxAttribute(declaration)) {
+ return trueType;
+ }
+ if (ts.isBindingPattern(declaration.name)) {
+ return getTypeFromBindingPattern(declaration.name, false, true);
+ }
+ return undefined;
+ }
+ 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 definedInConstructor = false;
+ var definedInMethod = false;
+ var jsdocType;
+ var types;
+ 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) {
+ 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);
+ }
+ }
+ var type = jsdocType;
+ if (!type) {
+ if (!ts.length(types)) {
+ return errorType;
+ }
+ var constructorTypes = definedInConstructor ? getConstructorDefinedThisAssignmentTypes(types, symbol.declarations) : undefined;
+ if (definedInMethod) {
+ var propType = getTypeOfAssignmentDeclarationPropertyOfBaseType(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) {
+ 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 (s_2 && ts.hasEntries(s_2.exports)) {
+ mergeSymbolTable(exports, s_2.exports);
+ }
+ decl = ts.isBinaryExpression(decl) ? decl.parent : decl.parent.parent;
+ }
+ var s = getSymbolOfNode(decl);
+ if (s && ts.hasEntries(s.exports)) {
+ 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);
+ 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) {
+ 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(exportedType.symbol, members_4, exportedType.callSignatures, exportedType.constructSignatures, exportedType.stringIndexInfo, exportedType.numberIndexInfo);
+ result.objectFlags |= (ts.getObjectFlags(type) & 16384);
+ return result;
+ }
+ if (isEmptyArrayLiteralType(type)) {
+ reportImplicitAny(expression, anyArrayType);
+ return anyArrayType;
+ }
+ return type;
+ }
+ function containsSameNamedThisProperty(thisProperty, expression) {
+ return ts.isPropertyAccessExpression(thisProperty)
+ && thisProperty.expression.kind === 104
+ && ts.forEachChildRecursively(expression, function (n) { return isMatchingReference(thisProperty, n); });
+ }
+ function isDeclarationInConstructor(expression) {
+ var thisContainer = ts.getThisContainer(expression, false);
+ return thisContainer.kind === 162 ||
+ thisContainer.kind === 244 ||
+ (thisContainer.kind === 201 && !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 getTypeOfAssignmentDeclarationPropertyOfBaseType(property) {
+ var parentDeclaration = ts.forEach(property.declarations, function (d) {
+ var parent = ts.getThisContainer(d, false).parent;
+ return ts.isClassLike(parent) && parent;
+ });
+ if (parentDeclaration) {
+ var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(parentDeclaration));
+ var baseClassType = classType && getBaseTypes(classType)[0];
+ if (baseClassType) {
+ return getTypeOfPropertyOfType(baseClassType, property.escapedName);
+ }
+ }
+ }
+ 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 hasRestElement = !!(lastElement && lastElement.kind === 191 && lastElement.dotDotDotToken);
+ if (elements.length === 0 || elements.length === 1 && hasRestElement) {
+ 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 !ts.isOmittedExpression(e) && !hasDefaultValue(e); }, elements.length - (hasRestElement ? 2 : 1)) + 1;
+ var result = createTupleType(elementTypes, minLength, hasRestElement);
+ 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 === 189
+ ? 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 === 156 ? 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)) {
+ return anyType;
+ }
+ 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 === 259) {
+ 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.isJSDocPropertyLikeTag(declaration)
+ || 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)) {
+ 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 === 163) {
+ 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, 163);
+ 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, 163);
+ var setter = ts.getDeclarationOfKind(symbol, 164);
+ 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 jsDeclaration = symbol.valueDeclaration && ts.getDeclarationOfExpando(symbol.valueDeclaration);
+ if (jsDeclaration) {
+ var merged = mergeJSSymbols(symbol, getSymbolOfNode(jsDeclaration));
+ 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 === 209 ||
+ ts.isAccessExpression(declaration) &&
+ declaration.parent.kind === 209)) {
+ 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_1 = getWidenedTypeForAssignmentDeclaration(exportEquals, exportEquals === resolvedModule ? undefined : resolvedModule);
+ if (!popTypeResolution()) {
+ return reportCircularityError(symbol);
+ }
+ return type_1;
+ }
+ }
+ 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 !== 156 || 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 225:
+ case 245:
+ case 214:
+ case 246:
+ case 165:
+ case 166:
+ case 160:
+ case 170:
+ case 171:
+ case 300:
+ case 244:
+ case 161:
+ case 201:
+ case 202:
+ case 247:
+ case 321:
+ case 322:
+ case 316:
+ case 315:
+ case 186:
+ case 180:
+ var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes);
+ if (node.kind === 186) {
+ return ts.append(outerTypeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter)));
+ }
+ else if (node.kind === 180) {
+ return ts.concatenate(outerTypeParameters, getInferTypeParameters(node));
+ }
+ else if (node.kind === 225 && !ts.isInJSFile(node)) {
+ break;
+ }
+ var outerAndOwnTypeParameters = appendTypeParameters(outerTypeParameters, ts.getEffectiveTypeParameterDeclarations(node));
+ var thisType = includeThisTypes &&
+ (node.kind === 245 || node.kind === 214 || node.kind === 246 || isJSConstructor(node)) &&
+ getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType;
+ return thisType ? ts.append(outerAndOwnTypeParameters, thisType) : outerAndOwnTypeParameters;
+ }
+ }
+ }
+ function getOuterTypeParametersOfClassOrInterface(symbol) {
+ var declaration = symbol.flags & 32 ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 246);
+ 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 === 246 ||
+ node.kind === 245 ||
+ node.kind === 214 ||
+ 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 getBaseTypes(type) {
+ if (!type.resolvedBaseTypes) {
+ if (type.objectFlags & 8) {
+ type.resolvedBaseTypes = [createArrayType(getUnionType(type.typeParameters || ts.emptyArray), type.readonly)];
+ }
+ 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");
+ }
+ }
+ return type.resolvedBaseTypes;
+ }
+ 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 === 246 && 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 {
+ error(declaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, undefined, 2));
+ }
+ }
+ 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 === 246) {
+ 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 = ts.createMap();
+ 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 = ts.createMap();
+ 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 === 209) {
+ 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 207:
+ return expr.operator === 40 &&
+ expr.operand.kind === 8;
+ case 75:
+ return ts.nodeIsMissing(expr) || !!getSymbolOfNode(member.parent).exports.get(expr.escapedText);
+ case 209:
+ 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 === 248) {
+ 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 === 248) {
+ 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 125:
+ case 148:
+ case 143:
+ case 140:
+ case 151:
+ case 128:
+ case 144:
+ case 141:
+ case 110:
+ case 146:
+ case 100:
+ case 137:
+ case 187:
+ return true;
+ case 174:
+ return isThislessType(node.elementType);
+ case 169:
+ 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 === 162 || (!!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 159:
+ case 158:
+ return isThislessVariableLikeDeclaration(declaration);
+ case 161:
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ 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.hasModifier(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_3 = !(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_3); });
+ error(declName || decl, ts.Diagnostics.Duplicate_property_0, name_3);
+ 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; _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
+ || assignmentKind === 4
+ || 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.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 & 3);
+ 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) {
+ if (signatureHasRestParameter(sig)) {
+ var restIndex_1 = sig.parameters.length - 1;
+ var restParameter = sig.parameters[restIndex_1];
+ var restType = getTypeOfSymbol(restParameter);
+ if (isTupleType(restType)) {
+ var elementTypes = getTypeArguments(restType);
+ var minLength_1 = restType.target.minLength;
+ var tupleRestIndex_1 = restType.target.hasRestElement ? elementTypes.length - 1 : -1;
+ var restParams = ts.map(elementTypes, function (t, i) {
+ var name = getParameterNameAtPosition(sig, restIndex_1 + i);
+ var checkFlags = i === tupleRestIndex_1 ? 32768 :
+ i >= minLength_1 ? 16384 : 0;
+ var symbol = createSymbol(1, name, checkFlags);
+ symbol.type = i === tupleRestIndex_1 ? createArrayType(t) : t;
+ return symbol;
+ });
+ return ts.concatenate(sig.parameters.slice(0, restIndex_1), restParams);
+ }
+ }
+ return sig.parameters;
+ }
+ 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_9 = 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_9(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) & 3);
+ result.unionSignatures = ts.concatenate(left.unionSignatures || [left], [right]);
+ return result;
+ }
+ function getUnionIndexInfo(types, kind) {
+ var indexTypes = [];
+ var isAnyReadonly = false;
+ for (var _i = 0, types_3 = types; _i < types_3.length; _i++) {
+ var type = types_3[_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_10 = 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_10(i);
+ }
+ setStructuredTypeMembers(type, emptySymbols, callSignatures || ts.emptyArray, constructSignatures || ts.emptyArray, stringIndexInfo, numberIndexInfo);
+ }
+ function appendSignatures(signatures, newSignatures) {
+ var _loop_11 = 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_11(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 = ts.createMap();
+ 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 & 3) :
+ 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 & (1 | 131068)) {
+ return type;
+ }
+ if (type.flags & 4194304) {
+ return getIndexType(getApparentType(type.type));
+ }
+ 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 neverType;
+ }
+ 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 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(t) {
+ var templateMapper = appendTypeMapping(type.mapper, typeParameter, t);
+ if (isTypeUsableAsPropertyName(t)) {
+ var propName = getPropertyNameFromType(t);
+ var modifiersProp = getPropertyOfType(modifiersType, propName);
+ 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.mapper = templateMapper;
+ if (modifiersProp) {
+ prop.syntheticOrigin = modifiersProp;
+ prop.declarations = modifiersProp.declarations;
+ }
+ prop.nameType = t;
+ members.set(propName, prop);
+ }
+ else if (t.flags & (1 | 4 | 8 | 32)) {
+ var propType = instantiateType(templateType, templateMapper);
+ if (t.flags & (1 | 4)) {
+ stringIndexInfo = createIndexInfo(propType, !!(templateModifiers & 1));
+ }
+ else {
+ numberIndexInfo = createIndexInfo(numberIndexInfo ? getUnionType([numberIndexInfo.type, propType]) : propType, !!(templateModifiers & 1));
+ }
+ }
+ }
+ }
+ function getTypeOfMappedSymbol(symbol) {
+ if (!symbol.type) {
+ if (!pushTypeResolution(symbol, 0)) {
+ return errorType;
+ }
+ var templateType = getTemplateTypeFromMappedType(symbol.mappedType.target || symbol.mappedType);
+ var propType = instantiateType(templateType, symbol.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(symbol.mappedType));
+ type = errorType;
+ }
+ symbol.type = type;
+ symbol.mapper = undefined;
+ }
+ 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 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 === 184 &&
+ constraintDeclaration.operator === 134;
+ }
+ 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_4 = types; _i < types_4.length; _i++) {
+ var memberType = types_4[_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);
+ if (indexedAccess) {
+ return indexedAccess;
+ }
+ }
+ var objectConstraint = getSimplifiedTypeOrConstraint(type.objectType);
+ if (objectConstraint && objectConstraint !== type.objectType) {
+ return getIndexedAccessTypeOrUndefined(objectConstraint, type.indexType);
+ }
+ 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_5 = types; _i < types_5.length; _i++) {
+ var t = types_5[_i];
+ if (t.flags & 63176704) {
+ 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 & 67238908) {
+ hasDisjointDomainType = true;
+ }
+ }
+ if (constraints && (targetIsUnion || hasDisjointDomainType)) {
+ if (hasDisjointDomainType) {
+ for (var _a = 0, types_6 = types; _a < types_6.length; _a++) {
+ var t = types_6[_a];
+ if (t.flags & 67238908) {
+ constraints = ts.append(constraints, t);
+ }
+ }
+ }
+ return getIntersectionType(constraints);
+ }
+ return undefined;
+ }
+ function getBaseConstraintOfType(type) {
+ if (type.flags & (58982400 | 3145728)) {
+ 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) {
+ var nonTerminating = false;
+ return type.resolvedBaseConstraint ||
+ (type.resolvedBaseConstraint = getTypeWithThisArgument(getImmediateBaseConstraint(type), type));
+ function getImmediateBaseConstraint(t) {
+ if (!t.immediateBaseConstraint) {
+ if (!pushTypeResolution(t, 4)) {
+ return circularConstraintType;
+ }
+ if (constraintDepth >= 50) {
+ error(currentNode, ts.Diagnostics.Type_instantiation_is_excessively_deep_and_possibly_infinite);
+ nonTerminating = true;
+ return t.immediateBaseConstraint = noConstraintType;
+ }
+ constraintDepth++;
+ var result = computeBaseConstraint(getSimplifiedType(t, false));
+ constraintDepth--;
+ 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_7 = types; _i < types_7.length; _i++) {
+ var type_2 = types_7[_i];
+ var baseType = getBaseConstraint(type_2);
+ 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 & 8388608) {
+ var baseObjectType = getBaseConstraint(t.objectType);
+ var baseIndexType = getBaseConstraint(t.indexType);
+ var baseIndexedAccess = baseObjectType && baseIndexType && getIndexedAccessTypeOrUndefined(baseObjectType, baseIndexType);
+ 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) {
+ 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 & 63176704 ? getBaseConstraintOfType(type) || unknownType : type;
+ return ts.getObjectFlags(t) & 32 ? getApparentTypeOfMappedType(t) :
+ t.flags & 2097152 ? getApparentTypeOfIntersectionType(t) :
+ t.flags & 132 ? 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 = ts.createMap();
+ 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 === 299
+ || ts.getJSDocParameterTags(node).some(function (_a) {
+ var isBracketed = _a.isBracketed, typeExpression = _a.typeExpression;
+ return isBracketed || !!typeExpression && typeExpression.type.kind === 299;
+ }));
+ }
+ 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) || isOptionalJSDocParameterTag(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, true);
+ }
+ var iife = ts.getImmediatelyInvokedFunctionExpression(node.parent);
+ if (iife) {
+ return !node.type &&
+ !node.dotDotDotToken &&
+ node.parent.parameters.indexOf(node) >= iife.arguments.length;
+ }
+ return false;
+ }
+ function isOptionalJSDocParameterTag(node) {
+ if (!ts.isJSDocParameterTag(node)) {
+ return false;
+ }
+ var isBracketed = node.isBracketed, typeExpression = node.typeExpression;
+ return isBracketed || !!typeExpression && typeExpression.type.kind === 299;
+ }
+ 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 === 187) {
+ flags |= 2;
+ }
+ var isOptionalParameter_1 = isOptionalJSDocParameterTag(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 === 163 || declaration.kind === 164) &&
+ !hasNonBindableDynamicName(declaration) &&
+ (!hasThisParameter || !thisParameter)) {
+ var otherKind = declaration.kind === 163 ? 164 : 163;
+ var other = ts.getDeclarationOfKind(getSymbolOfNode(declaration), otherKind);
+ if (other) {
+ thisParameter = getAnnotatedAccessorThisParameter(other);
+ }
+ }
+ var classType = declaration.kind === 162 ?
+ 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 75:
+ return node.escapedText === "arguments" && ts.isExpressionNode(node);
+ case 159:
+ case 161:
+ case 163:
+ case 164:
+ return node.name.kind === 154
+ && 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 === 183 ?
+ 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 === 162) {
+ 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 === 163 && !hasNonBindableDynamicName(declaration)) {
+ var jsDocType = ts.isInJSFile(declaration) && getTypeForDeclarationFromJSDocComment(declaration);
+ if (jsDocType) {
+ return jsDocType;
+ }
+ var setter = ts.getDeclarationOfKind(getSymbolOfNode(declaration), 164);
+ 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 = ts.createMap());
+ 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 === 162 || kind === 166 || kind === 171;
+ 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 ? 140 : 143;
+ 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.hasModifier(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 === 181) {
+ var grandParent = declaration.parent.parent;
+ if (grandParent.kind === 169) {
+ var typeReference = grandParent;
+ var typeParameters = getTypeParametersForTypeReference(typeReference);
+ if (typeParameters) {
+ var index = typeReference.typeArguments.indexOf(declaration.parent);
+ 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 === 156 && grandParent.dotDotDotToken) {
+ inferences = ts.append(inferences, createArrayType(unknownType));
+ }
+ }
+ }
+ }
+ 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 === 186 ? keyofConstraintType : unknownType;
+ }
+ typeParameter.constraint = type;
+ }
+ }
+ }
+ return typeParameter.constraint === noConstraintType ? undefined : typeParameter.constraint;
+ }
+ function getParentSymbolOfTypeParameter(typeParameter) {
+ var tp = ts.getDeclarationOfKind(typeParameter.symbol, 155);
+ 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_8 = types; _i < types_8.length; _i++) {
+ var type = types_8[_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 === 169 ? ts.concatenate(type.target.outerTypeParameters, getEffectiveTypeArguments(node, type.target.localTypeParameters)) :
+ node.kind === 174 ? [getTypeFromTypeNode(node.elementType)] :
+ ts.map(node.elementTypes, 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 === 169 && 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);
+ 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 169:
+ return node.typeName;
+ case 216:
+ 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 decl = ts.getRootDeclaration(symbol.valueDeclaration);
+ var isRequireAlias = false;
+ if (ts.isVariableDeclaration(decl) && decl.initializer) {
+ var expr = decl.initializer;
+ while (ts.isPropertyAccessExpression(expr)) {
+ expr = expr.expression;
+ }
+ isRequireAlias = ts.isCallExpression(expr) && ts.isRequireCall(expr, true) && !!valueType.symbol;
+ }
+ var isImportTypeWithQualifier = node.kind === 188 && node.qualifier;
+ if (valueType.symbol && (isRequireAlias || 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 === 175 && node.elementTypes.length === 1;
+ }
+ function getImpliedConstraint(type, checkNode, extendsNode) {
+ return isUnaryTupleTypeNode(checkNode) && isUnaryTupleTypeNode(extendsNode) ? getImpliedConstraint(type, checkNode.elementTypes[0], extendsNode.elementTypes[0]) :
+ getActualTypeVariable(getTypeFromTypeNode(checkNode)) === type ? getTypeFromTypeNode(extendsNode) :
+ undefined;
+ }
+ function getConditionalFlowTypeOfType(type, node) {
+ var constraints;
+ while (node && !ts.isStatement(node) && node.kind !== 303) {
+ var parent = node.parent;
+ if (parent.kind === 180 && 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 === 169 || node.kind === 188);
+ }
+ 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 245:
+ case 246:
+ case 248:
+ 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 getArrayOrTupleTargetType(node) {
+ var readonly = isReadonlyTypeOperator(node.parent);
+ if (node.kind === 174 || node.elementTypes.length === 1 && node.elementTypes[0].kind === 177) {
+ return readonly ? globalReadonlyArrayType : globalArrayType;
+ }
+ var lastElement = ts.lastOrUndefined(node.elementTypes);
+ var restElement = lastElement && lastElement.kind === 177 ? lastElement : undefined;
+ var minLength = ts.findLastIndex(node.elementTypes, function (n) { return n.kind !== 176 && n !== restElement; }) + 1;
+ return getTupleTypeOfArity(node.elementTypes.length, minLength, !!restElement, readonly, undefined);
+ }
+ function isDeferredTypeReferenceNode(node, hasDefaultTypeArguments) {
+ return !!getAliasSymbolForTypeNode(node) || isResolvedByTypeAlias(node) && (node.kind === 174 ? mayResolveTypeAlias(node.elementType) :
+ node.kind === 175 ? ts.some(node.elementTypes, mayResolveTypeAlias) :
+ hasDefaultTypeArguments || ts.some(node.typeArguments, mayResolveTypeAlias));
+ }
+ function isResolvedByTypeAlias(node) {
+ var parent = node.parent;
+ switch (parent.kind) {
+ case 182:
+ case 169:
+ case 178:
+ case 179:
+ case 185:
+ case 180:
+ case 184:
+ case 174:
+ case 175:
+ return isResolvedByTypeAlias(parent);
+ case 247:
+ return true;
+ }
+ return false;
+ }
+ function mayResolveTypeAlias(node) {
+ switch (node.kind) {
+ case 169:
+ return isJSDocTypeReference(node) || !!(resolveTypeReferenceName(node.typeName, 788968).flags & 524288);
+ case 172:
+ return true;
+ case 184:
+ return node.operator !== 147 && mayResolveTypeAlias(node.type);
+ case 182:
+ case 176:
+ case 299:
+ case 297:
+ case 298:
+ case 294:
+ return mayResolveTypeAlias(node.type);
+ case 177:
+ return node.type.kind !== 174 || mayResolveTypeAlias(node.type.elementType);
+ case 178:
+ case 179:
+ return ts.some(node.types, mayResolveTypeAlias);
+ case 185:
+ return mayResolveTypeAlias(node.objectType) || mayResolveTypeAlias(node.indexType);
+ case 180:
+ 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 (isDeferredTypeReferenceNode(node)) {
+ links.resolvedType = node.kind === 175 && node.elementTypes.length === 0 ? target :
+ createDeferredTypeReference(target, node, undefined);
+ }
+ else {
+ var elementTypes = node.kind === 174 ? [getTypeFromTypeNode(node.elementType)] : ts.map(node.elementTypes, getTypeFromTypeNode);
+ links.resolvedType = createTypeReference(target, elementTypes);
+ }
+ }
+ return links.resolvedType;
+ }
+ function isReadonlyTypeOperator(node) {
+ return ts.isTypeOperatorNode(node) && node.operator === 138;
+ }
+ function createTupleTypeOfArity(arity, minLength, hasRestElement, readonly, associatedNames) {
+ var typeParameters;
+ var properties = [];
+ var maxLength = hasRestElement ? arity - 1 : arity;
+ if (arity) {
+ typeParameters = new Array(arity);
+ for (var i = 0; i < arity; i++) {
+ var typeParameter = typeParameters[i] = createTypeParameter();
+ if (i < maxLength) {
+ var property = createSymbol(4 | (i >= minLength ? 16777216 : 0), "" + i, readonly ? 8 : 0);
+ property.type = typeParameter;
+ properties.push(property);
+ }
+ }
+ }
+ var literalTypes = [];
+ for (var i = minLength; i <= maxLength; i++)
+ literalTypes.push(getLiteralType(i));
+ var lengthSymbol = createSymbol(4, "length");
+ lengthSymbol.type = hasRestElement ? numberType : getUnionType(literalTypes);
+ properties.push(lengthSymbol);
+ var type = createObjectType(8 | 4);
+ type.typeParameters = typeParameters;
+ type.outerTypeParameters = undefined;
+ type.localTypeParameters = typeParameters;
+ type.instantiations = ts.createMap();
+ 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.minLength = minLength;
+ type.hasRestElement = hasRestElement;
+ type.readonly = readonly;
+ type.associatedNames = associatedNames;
+ return type;
+ }
+ function getTupleTypeOfArity(arity, minLength, hasRestElement, readonly, associatedNames) {
+ var key = arity + (hasRestElement ? "+" : ",") + minLength + (readonly ? "R" : "") + (associatedNames && associatedNames.length ? "," + associatedNames.join(",") : "");
+ var type = tupleTypes.get(key);
+ if (!type) {
+ tupleTypes.set(key, type = createTupleTypeOfArity(arity, minLength, hasRestElement, readonly, associatedNames));
+ }
+ return type;
+ }
+ function createTupleType(elementTypes, minLength, hasRestElement, readonly, associatedNames) {
+ if (minLength === void 0) { minLength = elementTypes.length; }
+ if (hasRestElement === void 0) { hasRestElement = false; }
+ if (readonly === void 0) { readonly = false; }
+ var arity = elementTypes.length;
+ if (arity === 1 && hasRestElement) {
+ return createArrayType(elementTypes[0], readonly);
+ }
+ var tupleType = getTupleTypeOfArity(arity, minLength, arity > 0 && hasRestElement, readonly, associatedNames);
+ return elementTypes.length ? createTypeReference(tupleType, elementTypes) : tupleType;
+ }
+ function sliceTupleType(type, index) {
+ var tuple = type.target;
+ if (tuple.hasRestElement) {
+ index = Math.min(index, getTypeReferenceArity(type) - 1);
+ }
+ return createTupleType(getTypeArguments(type).slice(index), Math.max(0, tuple.minLength - index), tuple.hasRestElement, tuple.readonly, tuple.associatedNames && tuple.associatedNames.slice(index));
+ }
+ 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 & 71041023;
+ if (flags & 66846720)
+ 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_9 = types; _i < types_9.length; _i++) {
+ var type = types_9[_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_10 = types; _i < types_10.length; _i++) {
+ var target = types_10[_i];
+ if (source !== target) {
+ if (count === 100000) {
+ var estimatedCount = (count / (len - i)) * len;
+ if (estimatedCount > (primitivesOnly ? 25000000 : 1000000)) {
+ 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 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);
+ }
+ 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 & 66994211 ? 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 & 71041023;
+ }
+ return includes;
+ }
+ function addTypesToIntersection(typeSet, includes, types) {
+ for (var _i = 0, types_11 = types; _i < types_11.length; _i++) {
+ var type = types_11[_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 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 = ts.createMap();
+ 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 & (67238908 & ~67108864) ||
+ includes & 132 && includes & (67238908 & ~132) ||
+ includes & 296 && includes & (67238908 & ~296) ||
+ includes & 2112 && includes & (67238908 & ~2112) ||
+ includes & 12288 && includes & (67238908 & ~12288) ||
+ includes & 49152 && includes & (67238908 & ~49152)) {
+ 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 {
+ var size = ts.reduceLeft(typeSet, function (n, t) { return n * (t.flags & 1048576 ? t.types.length : 1); }, 1);
+ if (size >= 100000) {
+ error(currentNode, ts.Diagnostics.Expression_produces_a_union_type_that_is_too_complex_to_represent);
+ 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 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 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); })) :
+ maybeTypeOfKind(type, 58982400) ? getIndexTypeForGenericType(type, stringsOnly) :
+ ts.getObjectFlags(type) & 32 ? filterType(getConstraintTypeFromMappedType(type), function (t) { return !(noIndexSignatures && t.flags & (1 | 4)); }) :
+ 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 134:
+ links.resolvedType = getIndexType(getTypeFromTypeNode(node.type));
+ break;
+ case 147:
+ links.resolvedType = node.type.kind === 144
+ ? getESSymbolLikeTypeForNode(ts.walkUpParenthesizedTypes(node.parent))
+ : errorType;
+ break;
+ case 138:
+ links.resolvedType = getTypeFromTypeNode(node.type);
+ break;
+ default:
+ throw ts.Debug.assertNever(node.operator);
+ }
+ }
+ return links.resolvedType;
+ }
+ function createIndexedAccessType(objectType, indexType, aliasSymbol, aliasTypeArguments) {
+ var type = createType(8388608);
+ type.objectType = objectType;
+ type.indexType = indexType;
+ type.aliasSymbol = aliasSymbol;
+ type.aliasTypeArguments = aliasTypeArguments;
+ 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 & 63176704) {
+ return isJSLiteralType(getResolvedBaseConstraint(type));
+ }
+ return false;
+ }
+ function getPropertyNameFromIndex(indexType, accessNode) {
+ var accessExpression = accessNode && accessNode.kind === 195 ? 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 getPropertyTypeForIndexType(originalObjectType, objectType, indexType, fullIndexType, suppressNoImplicitAnyError, accessNode, accessFlags) {
+ var accessExpression = accessNode && accessNode.kind === 195 ? accessNode : undefined;
+ var propName = accessNode && ts.isPrivateIdentifier(accessNode) ? undefined : getPropertyNameFromIndex(indexType, accessNode);
+ if (propName !== undefined) {
+ var prop = getPropertyOfType(objectType, propName);
+ if (prop) {
+ if (accessExpression) {
+ markPropertyAsReferenced(prop, accessExpression, accessExpression.expression.kind === 104);
+ 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;
+ }
+ }
+ 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) { return getRestTypeOfTupleType(t) || undefinedType; });
+ }
+ }
+ if (!(indexType.flags & 98304) && isTypeAssignableToKind(indexType, 132 | 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 indexInfo.type;
+ }
+ errorIfWritingToReadonlyIndex(indexInfo);
+ return 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 === 195 ? accessNode.argumentExpression :
+ accessNode.kind === 185 ? accessNode.indexType :
+ accessNode.kind === 154 ? accessNode.expression :
+ accessNode;
+ }
+ 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);
+ }
+ 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));
+ }
+ 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 & 63176704)) {
+ var distributedOverObject = distributeIndexOverObjectType(objectType, indexType, writing);
+ if (distributedOverObject) {
+ return type[cache] = distributedOverObject;
+ }
+ }
+ 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, accessNode, aliasSymbol, aliasTypeArguments) {
+ return getIndexedAccessTypeOrUndefined(objectType, indexType, accessNode, 0, aliasSymbol, aliasTypeArguments) || (accessNode ? errorType : unknownType);
+ }
+ function getIndexedAccessTypeOrUndefined(objectType, indexType, accessNode, accessFlags, aliasSymbol, aliasTypeArguments) {
+ if (accessFlags === void 0) { accessFlags = 0; }
+ if (objectType === wildcardType || indexType === wildcardType) {
+ return wildcardType;
+ }
+ if (isStringIndexSignatureOnlyType(objectType) && !(indexType.flags & 98304) && isTypeAssignableToKind(indexType, 4 | 8)) {
+ indexType = stringType;
+ }
+ if (isGenericIndexType(indexType) || !(accessNode && accessNode.kind !== 185) && isGenericObjectType(objectType)) {
+ if (objectType.flags & 3) {
+ return objectType;
+ }
+ var id = objectType.id + "," + indexType.id;
+ var type = indexedAccessTypes.get(id);
+ if (!type) {
+ indexedAccessTypes.set(id, type = createIndexedAccessType(objectType, indexType, aliasSymbol, aliasTypeArguments));
+ }
+ 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);
+ 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);
+ }
+ 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, 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_12 = 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, 128 | 256);
+ }
+ 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(instantiateTypeWithoutDepthIncrease(root.trueType, combinedMapper || mapper));
+ }
+ var falseType_1 = root.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 = instantiateTypeWithoutDepthIncrease(falseType_1, mapper);
+ return "break";
+ }
+ if (inferredExtendsType.flags & 3 || isTypeAssignableTo(getRestrictiveInstantiation(checkType), getRestrictiveInstantiation(inferredExtendsType))) {
+ result = instantiateTypeWithoutDepthIncrease(root.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_12();
+ 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(type.root.trueType, type.mapper));
+ }
+ function getFalseTypeFromConditionalType(type) {
+ return type.resolvedFalseType || (type.resolvedFalseType = instantiateType(type.root.falseType, type.mapper));
+ }
+ function getInferredTrueTypeFromConditionalType(type) {
+ return type.resolvedInferredTrueType || (type.resolvedInferredTrueType = type.combinedMapper ? instantiateType(type.root.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),
+ trueType: getTypeFromTypeNode(node.trueType),
+ falseType: getTypeFromTypeNode(node.falseType),
+ isDistributive: !!(checkType.flags & 262144),
+ inferTypeParameters: getInferTypeParameters(node),
+ outerTypeParameters: outerTypeParameters,
+ instantiations: undefined,
+ aliasSymbol: aliasSymbol,
+ aliasTypeArguments: aliasTypeArguments
+ };
+ links.resolvedType = getConditionalType(root, undefined);
+ if (outerTypeParameters) {
+ root.instantiations = ts.createMap();
+ 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 next = getSymbol(getExportsOfSymbol(getMergedSymbol(resolveSymbol(currentNamespace))), 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.isTypeOperatorNode(host) && host.operator === 138) {
+ 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 | 132 | 1056 | 67108864 | 4194304));
+ }
+ function isSinglePropertyAnonymousObjectType(type) {
+ return !!(type.flags & 524288) &&
+ !!(ts.getObjectFlags(type) & 16) &&
+ (ts.length(getPropertiesOfType(type)) === 1 || ts.every(getPropertiesOfType(type), function (p) { return !!(p.flags & 16777216); }));
+ }
+ 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) && isSinglePropertyAnonymousObjectType(secondType)) {
+ return getAnonymousPartialType(secondType);
+ }
+ if (isEmptyObjectTypeOrSpreadsIntoEmptyObject(secondType) && isSinglePropertyAnonymousObjectType(firstType)) {
+ 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 mapType(left, function (t) { return getSpreadType(t, right, symbol, objectFlags, readonly); });
+ }
+ if (right.flags & 1048576) {
+ var merged = tryMergeUnionOfObjectTypeAndEmptyObject(right, readonly);
+ if (merged) {
+ return getSpreadType(left, merged, symbol, objectFlags, readonly);
+ }
+ return mapType(right, function (t) { return getSpreadType(left, t, symbol, objectFlags, readonly); });
+ }
+ if (right.flags & (528 | 296 | 2112 | 132 | 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 = ts.createUnderscoreEscapedMap();
+ 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.set(rightProp.escapedName, true);
+ }
+ 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) {
+ 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 === 246)) {
+ if (!ts.hasModifier(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 getTypeFromTypeNode(node) {
+ return getConditionalFlowTypeOfType(getTypeFromTypeNodeWorker(node), node);
+ }
+ function getTypeFromTypeNodeWorker(node) {
+ switch (node.kind) {
+ case 125:
+ case 295:
+ case 296:
+ return anyType;
+ case 148:
+ return unknownType;
+ case 143:
+ return stringType;
+ case 140:
+ return numberType;
+ case 151:
+ return bigintType;
+ case 128:
+ return booleanType;
+ case 144:
+ return esSymbolType;
+ case 110:
+ return voidType;
+ case 146:
+ return undefinedType;
+ case 100:
+ return nullType;
+ case 137:
+ return neverType;
+ case 141:
+ return node.flags & 131072 && !noImplicitAny ? anyType : nonPrimitiveType;
+ case 183:
+ case 104:
+ return getTypeFromThisTypeNode(node);
+ case 187:
+ return getTypeFromLiteralTypeNode(node);
+ case 169:
+ return getTypeFromTypeReference(node);
+ case 168:
+ return node.assertsModifier ? voidType : booleanType;
+ case 216:
+ return getTypeFromTypeReference(node);
+ case 172:
+ return getTypeFromTypeQueryNode(node);
+ case 174:
+ case 175:
+ return getTypeFromArrayOrTupleTypeNode(node);
+ case 176:
+ return getTypeFromOptionalTypeNode(node);
+ case 178:
+ return getTypeFromUnionTypeNode(node);
+ case 179:
+ return getTypeFromIntersectionTypeNode(node);
+ case 297:
+ return getTypeFromJSDocNullableTypeNode(node);
+ case 299:
+ return addOptionality(getTypeFromTypeNode(node.type));
+ case 182:
+ case 298:
+ case 294:
+ return getTypeFromTypeNode(node.type);
+ case 177:
+ return getElementTypeOfArrayType(getTypeFromTypeNode(node.type)) || errorType;
+ case 301:
+ return getTypeFromJSDocVariadicType(node);
+ case 170:
+ case 171:
+ case 173:
+ case 304:
+ case 300:
+ case 305:
+ return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node);
+ case 184:
+ return getTypeFromTypeOperatorNode(node);
+ case 185:
+ return getTypeFromIndexedAccessTypeNode(node);
+ case 186:
+ return getTypeFromMappedTypeNode(node);
+ case 180:
+ return getTypeFromConditionalTypeNode(node);
+ case 181:
+ return getTypeFromInferTypeNode(node);
+ case 188:
+ return getTypeFromImportTypeNode(node);
+ case 75:
+ case 153:
+ 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 & 3);
+ 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 target = type.objectFlags & 64 ? type.target : type;
+ var node = type.objectFlags & 4 ? type.node : type.symbol.declarations[0];
+ var links = getNodeLinks(node);
+ var typeParameters = links.outerTypeParameters;
+ if (!typeParameters) {
+ var declaration_1 = node;
+ if (ts.isInJSFile(declaration_1)) {
+ var paramTag = ts.findAncestor(declaration_1, ts.isJSDocParameterTag);
+ if (paramTag) {
+ var paramSymbol = ts.getParameterSymbolFromJSDoc(paramTag);
+ if (paramSymbol) {
+ declaration_1 = paramSymbol.valueDeclaration;
+ }
+ }
+ }
+ var outerTypeParameters = getOuterTypeParameters(declaration_1, true);
+ if (isJSConstructor(declaration_1)) {
+ var templateTagParameters = getTypeParametersFromDeclaration(declaration_1);
+ 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_1); }) :
+ typeParameters;
+ links.outerTypeParameters = typeParameters;
+ if (typeParameters.length) {
+ links.instantiations = ts.createMap();
+ links.instantiations.set(getTypeListId(typeParameters), target);
+ }
+ }
+ 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);
+ var result = links.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);
+ links.instantiations.set(id, result);
+ }
+ return result;
+ }
+ return type;
+ }
+ function maybeTypeParameterReference(node) {
+ return !(node.kind === 153 ||
+ node.parent.kind === 169 && node.parent.typeArguments && node === node.parent.typeName ||
+ node.parent.kind === 188 && 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 === 223 || n.kind === 180 && ts.forEachChild(n.extendsType, containsReference)) {
+ return true;
+ }
+ }
+ return !!ts.forEachChild(node, containsReference);
+ }
+ return true;
+ function containsReference(node) {
+ switch (node.kind) {
+ case 183:
+ return !!tp.isThisType;
+ case 75:
+ return !tp.isThisType && ts.isPartOfTypeNode(node) && maybeTypeParameterReference(node) &&
+ getTypeFromTypeNodeWorker(node) === tp;
+ case 172:
+ 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) {
+ var replacementMapper = prependTypeMapping(typeVariable, t, mapper);
+ return isArrayType(t) ? instantiateMappedArrayType(t, type, replacementMapper) :
+ isTupleType(t) ? instantiateMappedTupleType(t, type, replacementMapper) :
+ instantiateAnonymousType(type, replacementMapper);
+ }
+ return t;
+ });
+ }
+ }
+ return instantiateAnonymousType(type, mapper);
+ }
+ function getModifiedReadonlyState(state, modifiers) {
+ return modifiers & 1 ? true : modifiers & 2 ? false : state;
+ }
+ 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 minLength = tupleType.target.minLength;
+ var elementTypes = ts.map(getTypeArguments(tupleType), function (_, i) {
+ return instantiateMappedTypeTemplate(mappedType, getLiteralType("" + i), i >= minLength, mapper);
+ });
+ var modifiers = getMappedTypeModifiers(mappedType);
+ var newMinLength = modifiers & 4 ? 0 :
+ modifiers & 8 ? getTypeReferenceArity(tupleType) - (tupleType.target.hasRestElement ? 1 : 0) :
+ minLength;
+ var newReadonly = getModifiedReadonlyState(tupleType.target.readonly, modifiers);
+ return ts.contains(elementTypes, errorType) ? errorType :
+ createTupleType(elementTypes, newMinLength, tupleType.target.hasRestElement, newReadonly, tupleType.target.associatedNames);
+ }
+ 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) {
+ return type;
+ }
+ if (instantiationDepth === 50 || instantiationCount >= 5000000) {
+ 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 instantiateTypeWithoutDepthIncrease(type, mapper) {
+ instantiationDepth--;
+ var result = instantiateType(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 & 16) {
+ return couldContainTypeVariables(type) ?
+ getObjectTypeInstantiation(type, mapper) : type;
+ }
+ if (objectFlags & 32) {
+ return getObjectTypeInstantiation(type, mapper);
+ }
+ if (objectFlags & 4) {
+ if (type.node) {
+ return getObjectTypeInstantiation(type, mapper);
+ }
+ var resolvedTypeArguments = type.resolvedTypeArguments;
+ var newTypeArguments = instantiateTypes(resolvedTypeArguments, mapper);
+ return newTypeArguments !== resolvedTypeArguments ? createTypeReference(type.target, newTypeArguments) : type;
+ }
+ return type;
+ }
+ if ((flags & 2097152) || (flags & 1048576 && !(flags & 131068))) {
+ if (!couldContainTypeVariables(type)) {
+ return type;
+ }
+ 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 & 8388608) {
+ return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper), 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 !== 161 || ts.isObjectLiteralMethod(node));
+ switch (node.kind) {
+ case 201:
+ case 202:
+ case 161:
+ case 244:
+ return isContextSensitiveFunctionLikeDeclaration(node);
+ case 193:
+ return ts.some(node.properties, isContextSensitive);
+ case 192:
+ return ts.some(node.elements, isContextSensitive);
+ case 210:
+ return isContextSensitive(node.whenTrue) ||
+ isContextSensitive(node.whenFalse);
+ case 209:
+ return (node.operatorToken.kind === 56 || node.operatorToken.kind === 60) &&
+ (isContextSensitive(node.left) || isContextSensitive(node.right));
+ case 281:
+ return isContextSensitive(node.initializer);
+ case 200:
+ return isContextSensitive(node.expression);
+ case 274:
+ return ts.some(node.properties, isContextSensitive) || ts.isJsxOpeningElement(node.parent) && ts.some(node.parent.parent.children, isContextSensitive);
+ case 273: {
+ var initializer = node.initializer;
+ return !!initializer && isContextSensitive(initializer);
+ }
+ case 276: {
+ 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 !== 202) {
+ 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 !== 223 && 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));
+ }
+ 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 276:
+ case 200:
+ return elaborateError(node.expression, source, target, relation, headMessage, containingMessageChain, errorOutputContainer);
+ case 209:
+ switch (node.operatorToken.kind) {
+ case 62:
+ case 27:
+ return elaborateError(node.right, source, target, relation, headMessage, containingMessageChain, errorOutputContainer);
+ }
+ break;
+ case 193:
+ return elaborateObjectLiteral(node, source, target, relation, containingMessageChain, errorOutputContainer);
+ case 192:
+ return elaborateArrayLiteral(node, source, target, relation, containingMessageChain, errorOutputContainer);
+ case 274:
+ return elaborateJsxComponents(node, source, target, relation, containingMessageChain, errorOutputContainer);
+ case 202:
+ 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 276:
+ return { errorNode: child, innerExpression: child.expression, nameType: nameType };
+ case 11:
+ if (child.containsOnlyTriviaWhiteSpaces) {
+ break;
+ }
+ return { errorNode: child, innerExpression: undefined, nameType: nameType, errorMessage: getInvalidTextDiagnostic() };
+ case 266:
+ case 267:
+ case 270:
+ return { errorNode: child, innerExpression: child, nameType: nameType };
+ default:
+ return ts.Debug.assertNever(child, "Found invalid jsx child");
+ }
+ }
+ function getSemanticJsxChildren(children) {
+ return ts.filter(children, function (i) { return !ts.isJsxText(i) || !i.containsOnlyTriviaWhiteSpaces; });
+ }
+ 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 = 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 164: return [3, 2];
+ case 163: return [3, 2];
+ case 161: return [3, 2];
+ case 282: return [3, 2];
+ case 281: 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 !== 161 &&
+ kind !== 160 && kind !== 162;
+ 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) : getTypeAtPosition(source, i);
+ var targetType = i === restIndex ? getRestTypeAtPosition(target, i) : getTypeAtPosition(target, i);
+ 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) && isEmptyObjectType(type);
+ }
+ 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 & 132 && 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 & 66584576))
+ 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 & 66846720 || target.flags & 66846720) {
+ 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) {
+ 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];
+ if (target.flags & 262144) {
+ var constraint = getBaseConstraintOfType(target);
+ var constraintElab = constraint && isTypeAssignableTo(source, constraint);
+ if (constraintElab) {
+ reportError(ts.Diagnostics._0_is_assignable_to_the_constraint_of_type_1_but_1_could_be_instantiated_with_a_different_subtype_of_constraint_2, sourceType, targetType, typeToString(constraint));
+ }
+ else {
+ reportError(ts.Diagnostics._0_could_be_instantiated_with_an_arbitrary_type_which_could_be_unrelated_to_1, targetType, sourceType);
+ }
+ }
+ 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, sourceType, 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 & 66846720 || target.flags & 66846720)) {
+ 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 & 66584576)) {
+ return 0;
+ }
+ if (flags & 3145728) {
+ var result_5 = eachTypeRelatedToSomeType(source, target);
+ if (result_5) {
+ result_5 &= eachTypeRelatedToSomeType(target, source);
+ }
+ return result_5;
+ }
+ 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_13 = 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;
+ }
+ reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(prop), 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_13(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 1;
+ }
+ }
+ 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);
+ };
+ }
+ var result = expandingFlags !== 3 ? structuredTypeRelatedTo(source, target, reportErrors, intersectionState) : 1;
+ if (outofbandVarianceMarkerHandler) {
+ outofbandVarianceMarkerHandler = originalHandler;
+ }
+ expandingFlags = saveExpandingFlags;
+ depth--;
+ if (result) {
+ if (result === -1 || depth === 0) {
+ 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) {
+ 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_6 = 0;
+ if (flags & 8388608) {
+ if (result_6 = isRelatedTo(source.objectType, target.objectType, false)) {
+ if (result_6 &= isRelatedTo(source.indexType, target.indexType, false)) {
+ return result_6;
+ }
+ }
+ }
+ if (flags & 16777216) {
+ if (source.root.isDistributive === target.root.isDistributive) {
+ if (result_6 = isRelatedTo(source.checkType, target.checkType, false)) {
+ if (result_6 &= isRelatedTo(source.extendsType, target.extendsType, false)) {
+ if (result_6 &= isRelatedTo(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target), false)) {
+ if (result_6 &= isRelatedTo(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target), false)) {
+ return result_6;
+ }
+ }
+ }
+ }
+ }
+ }
+ 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 (target.flags & 262144) {
+ if (ts.getObjectFlags(source) & 32 && 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) {
+ if (source.flags & 4194304) {
+ if (result = isRelatedTo(target.type, source.type, false)) {
+ return result;
+ }
+ }
+ var constraint = getSimplifiedTypeOrConstraint(target.type);
+ if (constraint) {
+ if (isRelatedTo(source, getIndexType(constraint, target.stringsOnly), reportErrors) === -1) {
+ return -1;
+ }
+ }
+ }
+ else if (target.flags & 8388608) {
+ if (relation !== identityRelation) {
+ 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, undefined, accessFlags);
+ if (constraint && (result = isRelatedTo(source, constraint, reportErrors))) {
+ return result;
+ }
+ }
+ }
+ }
+ else if (isGenericMappedType(target)) {
+ 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 typeParameter = getTypeParameterFromMappedType(target);
+ var indexingType = filteredByApplicability ? getIntersectionType([filteredByApplicability, typeParameter]) : typeParameter;
+ var indexedAccessType = getIndexedAccessType(source, indexingType);
+ var templateType = getTemplateTypeFromMappedType(target);
+ if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) {
+ return result;
+ }
+ }
+ originalErrorInfo = errorInfo;
+ resetErrorInfo(saveErrorInfo);
+ }
+ }
+ }
+ 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 & 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, 128 | 256);
+ 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_7 = typeRelatedToDiscriminatedType(source, objectOnlyTarget);
+ if (result_7) {
+ return result_7;
+ }
+ }
+ }
+ }
+ 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_8;
+ var targetConstraint = getConstraintTypeFromMappedType(target);
+ var sourceConstraint = instantiateType(getConstraintTypeFromMappedType(source), makeFunctionTypeMapper(getCombinedMappedTypeOptionality(source) < 0 ? reportUnmeasurableMarkers : reportUnreliableMarkers));
+ if (result_8 = isRelatedTo(targetConstraint, sourceConstraint, reportErrors)) {
+ var mapper = createTypeMapper([getTypeParameterFromMappedType(source)], [getTypeParameterFromMappedType(target)]);
+ return result_8 & 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) {
+ return 0;
+ }
+ }
+ var sourceDiscriminantTypes = new Array(sourcePropertiesFiltered.length);
+ var excludedProperties = ts.createUnderscoreEscapedMap();
+ 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.set(sourceProperty.escapedName, true);
+ }
+ var discriminantCombinations = ts.cartesianProduct(sourceDiscriminantTypes);
+ var matchingTypes = [];
+ var _loop_14 = function (combination) {
+ var hasMatch = false;
+ outer: for (var _i = 0, _a = target.types; _i < _a.length; _i++) {
+ var type = _a[_i];
+ var _loop_15 = 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_15(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_14(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) {
+ 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_9 = 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_9 &= related;
+ }
+ else {
+ if (related) {
+ return related;
+ }
+ }
+ }
+ if (unionParent && !result_9 && targetIsOptional) {
+ result_9 = isRelatedTo(source, undefinedType);
+ }
+ if (unionParent && !result_9 && reportErrors) {
+ return isRelatedTo(source, addOptionality(getTypeOfSymbol(targetProp), targetIsOptional), reportErrors);
+ }
+ return result_9;
+ }
+ 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.getDeclarationName(source.symbol.valueDeclaration);
+ var targetName = ts.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 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 result = -1;
+ if (isTupleType(target)) {
+ var targetRestType = getRestTypeOfTupleType(target);
+ if (targetRestType) {
+ if (!isTupleType(source)) {
+ return 0;
+ }
+ var sourceRestType = getRestTypeOfTupleType(source);
+ if (sourceRestType && !isRelatedTo(sourceRestType, targetRestType, reportErrors)) {
+ if (reportErrors) {
+ reportError(ts.Diagnostics.Rest_signatures_are_incompatible);
+ }
+ return 0;
+ }
+ var targetCount = getTypeReferenceArity(target) - 1;
+ var sourceCount = getTypeReferenceArity(source) - (sourceRestType ? 1 : 0);
+ var sourceTypeArguments = getTypeArguments(source);
+ for (var i = targetCount; i < sourceCount; i++) {
+ var related = isRelatedTo(sourceTypeArguments[i], targetRestType, reportErrors);
+ if (!related) {
+ if (reportErrors) {
+ reportError(ts.Diagnostics.Property_0_is_incompatible_with_rest_element_type, "" + i);
+ }
+ return 0;
+ }
+ result &= related;
+ }
+ }
+ }
+ 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) {
+ 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;
+ if (ts.getObjectFlags(source) & 64 && ts.getObjectFlags(target) & 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;
+ result = signatureRelatedTo(sourceSignatures[0], targetSignatures[0], eraseGenerics, reportErrors, incompatibleReporter(sourceSignatures[0], targetSignatures[0]));
+ }
+ else {
+ outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) {
+ var t = targetSignatures_1[_i];
+ var shouldElaborateErrors = reportErrors;
+ for (var _a = 0, sourceSignatures_1 = sourceSignatures; _a < sourceSignatures_1.length; _a++) {
+ var s = sourceSignatures_1[_a];
+ 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 kind === 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.getSelectedModifierFlags(sourceSignature.declaration, 24);
+ var targetAccessibility = ts.getSelectedModifierFlags(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 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);
+ return match === -1 || discriminable.indexOf(true, match + 1) !== -1 ? defaultValue : 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) {
+ if (typeParameters === void 0) { typeParameters = ts.emptyArray; }
+ var variances = cache.variances;
+ if (!variances) {
+ cache.variances = ts.emptyArray;
+ variances = [];
+ var _loop_16 = 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_16(tp);
+ }
+ cache.variances = variances;
+ }
+ 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 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 && type.flags & 524288 && !isObjectOrArrayLiteralType(type)) {
+ var symbol = type.symbol;
+ if (symbol) {
+ var count = 0;
+ for (var i = 0; i < depth; i++) {
+ var t = stack[i];
+ if (t.flags & 524288 && t.symbol === symbol) {
+ count++;
+ if (count >= 5)
+ return true;
+ }
+ }
+ }
+ }
+ if (depth >= 5 && type.flags & 8388608) {
+ var root = getRootObjectTypeFromIndexedAccessChain(type);
+ var count = 0;
+ for (var i = 0; i < depth; i++) {
+ var t = stack[i];
+ if (getRootObjectTypeFromIndexedAccessChain(t) === root) {
+ count++;
+ if (count >= 5)
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+ function getRootObjectTypeFromIndexedAccessChain(type) {
+ var t = type;
+ while (t.flags & 8388608) {
+ t = t.objectType;
+ }
+ return t;
+ }
+ 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_12 = types; _i < types_12.length; _i++) {
+ var t = types_12[_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 getRestTypeOfTupleType(type) {
+ return type.target.hasRestElement ? getTypeArguments(type)[type.target.typeParameters.length - 1] : undefined;
+ }
+ function getRestArrayTypeOfTupleType(type) {
+ var restType = getRestTypeOfTupleType(type);
+ return restType && createArrayType(restType);
+ }
+ function getLengthOfTupleType(type) {
+ return getTypeReferenceArity(type) - (type.target.hasRestElement ? 1 : 0);
+ }
+ function isZeroBigInt(_a) {
+ var value = _a.value;
+ return value.base10Value === "0";
+ }
+ function getFalsyFlagsOfTypes(types) {
+ var result = 0;
+ for (var _i = 0, types_13 = types; _i < types_13.length; _i++) {
+ var t = types_13[_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) ||
+ 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 = ts.createMap();
+ 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 209:
+ case 159:
+ case 158:
+ 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 156:
+ 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 191:
+ diagnostic = ts.Diagnostics.Binding_element_0_implicitly_has_an_1_type;
+ if (!noImplicitAny) {
+ return;
+ }
+ break;
+ case 300:
+ error(declaration, ts.Diagnostics.Function_type_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString);
+ return;
+ case 244:
+ case 161:
+ case 160:
+ case 163:
+ case 164:
+ case 201:
+ case 202:
+ 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 186:
+ 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
+ };
+ }
+ 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
+ };
+ }
+ 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 & 63176704 ||
+ 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) && ts.some(type.types, couldContainTypeVariables));
+ if (type.flags & 3899393) {
+ type.objectFlags |= 67108864 | (result ? 134217728 : 0);
+ }
+ return result;
+ }
+ function isTypeParameterAtTopLevel(type, typeParameter) {
+ return !!(type === typeParameter ||
+ type.flags & 3145728 && ts.some(type.types, function (t) { return isTypeParameterAtTopLevel(t, typeParameter); }) ||
+ type.flags & 16777216 && (isTypeParameterAtTopLevel(getTrueTypeFromConditionalType(type), typeParameter) ||
+ isTypeParameterAtTopLevel(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) {
+ var key = source.id + "," + target.id + "," + constraint.id;
+ if (reverseMappedCache.has(key)) {
+ return reverseMappedCache.get(key);
+ }
+ reverseMappedCache.set(key, undefined);
+ var type = createReverseMappedType(source, target, constraint);
+ 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)); });
+ }
+ 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 minLength = getMappedTypeModifiers(target) & 4 ?
+ getTypeReferenceArity(source) - (source.target.hasRestElement ? 1 : 0) : source.target.minLength;
+ return createTupleType(elementTypes, minLength, source.target.hasRestElement, source.target.readonly, source.target.associatedNames);
+ }
+ 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.minLength > source.target.minLength ||
+ !getRestTypeOfTupleType(target) && (!!getRestTypeOfTupleType(source) || getLengthOfTupleType(target) < getLengthOfTupleType(source));
+ }
+ 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 inferTypes(inferences, originalSource, originalTarget, priority, contravariant) {
+ if (priority === void 0) { priority = 0; }
+ if (contravariant === void 0) { contravariant = false; }
+ var symbolOrTypeStack;
+ var visited;
+ var bivariant = false;
+ var propagationType;
+ var inferencePriority = 512;
+ var allowComplexConstraintInference = true;
+ 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 & 32 && (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 & 32) && 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 & 63176704) {
+ 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, 64);
+ contravariant = !contravariant;
+ }
+ else if (source.flags & 8388608 && target.flags & 8388608) {
+ inferFromTypes(source.objectType, target.objectType);
+ inferFromTypes(source.indexType, target.indexType);
+ }
+ else if (source.flags & 16777216 && target.flags & 16777216) {
+ inferFromTypes(source.checkType, target.checkType);
+ inferFromTypes(source.extendsType, target.extendsType);
+ inferFromTypes(getTrueTypeFromConditionalType(source), getTrueTypeFromConditionalType(target));
+ inferFromTypes(getFalseTypeFromConditionalType(source), getFalseTypeFromConditionalType(target));
+ }
+ else if (target.flags & 16777216) {
+ var savePriority = priority;
+ priority |= contravariant ? 16 : 0;
+ var targetTypes = [getTrueTypeFromConditionalType(target), getFalseTypeFromConditionalType(target)];
+ inferToMultipleTypes(source, targetTypes, target.flags);
+ priority = savePriority;
+ }
+ 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 {
+ source = getReducedType(source);
+ if (!(priority & 128 && source.flags & (2097152 | 63176704))) {
+ 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 = ts.createMap())).set(key, -1);
+ var saveInferencePriority = inferencePriority;
+ inferencePriority = 512;
+ action(source, target);
+ 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 & 256) {
+ 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_14 = types; _i < types_14.length; _i++) {
+ var type = types_14[_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 = 512;
+ 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 ?
+ 4 :
+ 2);
+ }
+ }
+ return true;
+ }
+ if (constraintType.flags & 262144) {
+ inferWithPriority(getIndexType(source), constraintType, 8);
+ 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 inferFromObjectTypes(source, target) {
+ var isNonConstructorObject = target.flags & 524288 &&
+ !(ts.getObjectFlags(target) & 16 && target.symbol && target.symbol.flags & 32);
+ var symbolOrType = isNonConstructorObject ? isTupleType(target) ? target.target : target.symbol : undefined;
+ if (symbolOrType) {
+ if (ts.contains(symbolOrTypeStack, symbolOrType)) {
+ inferencePriority = -1;
+ return;
+ }
+ (symbolOrTypeStack || (symbolOrTypeStack = [])).push(symbolOrType);
+ inferFromObjectTypesWorker(source, target);
+ symbolOrTypeStack.pop();
+ }
+ else {
+ inferFromObjectTypesWorker(source, target);
+ }
+ }
+ function inferFromObjectTypesWorker(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));
+ }
+ if (ts.getObjectFlags(target) & 32) {
+ var constraintType = getConstraintTypeFromMappedType(target);
+ if (inferToMappedType(source, target, constraintType)) {
+ return;
+ }
+ }
+ if (!typesDefinitelyUnrelated(source, target)) {
+ if (isArrayType(source) || isTupleType(source)) {
+ if (isTupleType(target)) {
+ var sourceLength = isTupleType(source) ? getLengthOfTupleType(source) : 0;
+ var targetLength = getLengthOfTupleType(target);
+ var sourceRestType = isTupleType(source) ? getRestTypeOfTupleType(source) : getElementTypeOfArrayType(source);
+ var targetRestType = getRestTypeOfTupleType(target);
+ var fixedLength = targetLength < sourceLength || sourceRestType ? targetLength : sourceLength;
+ for (var i = 0; i < fixedLength; i++) {
+ inferFromTypes(i < sourceLength ? getTypeArguments(source)[i] : sourceRestType, getTypeArguments(target)[i]);
+ }
+ if (targetRestType) {
+ var types = fixedLength < sourceLength ? getTypeArguments(source).slice(fixedLength, sourceLength) : [];
+ if (sourceRestType) {
+ types.push(sourceRestType);
+ }
+ if (types.length) {
+ inferFromTypes(getUnionType(types), targetRestType);
+ }
+ }
+ 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 === 161 || kind === 160 || kind === 162;
+ 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);
+ }
+ 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 & 104 ? 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 & 104 ?
+ 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_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_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_types_Slashjest_or_npm_i_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_types_Slashjest_or_npm_i_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_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_types_Slashnode;
+ case "Map":
+ case "Set":
+ case "Promise":
+ case "Symbol":
+ case "WeakMap":
+ case "WeakSet":
+ case "Iterator":
+ case "AsyncIterator":
+ return ts.Diagnostics.Cannot_find_name_0_Do_you_need_to_change_your_target_library_Try_changing_the_lib_compiler_option_to_es2015_or_later;
+ default:
+ if (node.parent.kind === 282) {
+ 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 === 172 ? true : n.kind === 75 || n.kind === 153 ? false : "quit"; });
+ }
+ function getFlowCacheKey(node, declaredType, initialType, flowContainer) {
+ switch (node.kind) {
+ case 75:
+ var symbol = getResolvedSymbol(node);
+ return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + (isConstraintPosition(node) ? "@" : "") + getSymbolId(symbol) : undefined;
+ case 104:
+ return "0";
+ case 218:
+ case 200:
+ return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
+ case 194:
+ case 195:
+ 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 200:
+ case 218:
+ return isMatchingReference(source, target.expression);
+ }
+ switch (source.kind) {
+ case 75:
+ return target.kind === 75 && getResolvedSymbol(source) === getResolvedSymbol(target) ||
+ (target.kind === 242 || target.kind === 191) &&
+ getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(source)) === getSymbolOfNode(target);
+ case 104:
+ return target.kind === 104;
+ case 102:
+ return target.kind === 102;
+ case 218:
+ case 200:
+ return isMatchingReference(source.expression, target);
+ case 194:
+ case 195:
+ 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 === 209 && target.operatorToken.kind === 55 &&
+ (containsTruthyCheck(source, target.left) || containsTruthyCheck(source, target.right)));
+ }
+ function getAccessedPropertyName(access) {
+ return access.kind === 194 ? 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), 63176704);
+ }
+ 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 === 194 &&
+ 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_15 = types; _i < types_15.length; _i++) {
+ var t = types_15[_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 & 63176704) {
+ 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) && getIndexTypeOfType(type, 1) ||
+ getIndexTypeOfType(type, 0) ||
+ errorType;
+ }
+ function getTypeOfDestructuredArrayElement(type, index) {
+ return everyType(type, isTupleLikeType) && getTupleElementType(type, index) ||
+ checkIteratedTypeOrElementType(65, type, undefinedType, undefined) ||
+ errorType;
+ }
+ function getTypeOfDestructuredSpreadExpression(type) {
+ return createArrayType(checkIteratedTypeOrElementType(65, type, undefinedType, undefined) || errorType);
+ }
+ function getAssignedTypeOfBinaryExpression(node) {
+ var isDestructuringDefaultAssignment = node.parent.kind === 192 && isDestructuringAssignmentTarget(node.parent) ||
+ node.parent.kind === 281 && isDestructuringAssignmentTarget(node.parent.parent);
+ return isDestructuringDefaultAssignment ?
+ getTypeWithDefault(getAssignedType(node), node.right) :
+ getTypeOfExpression(node.right);
+ }
+ function isDestructuringAssignmentTarget(parent) {
+ return parent.parent.kind === 209 && parent.parent.left === parent ||
+ parent.parent.kind === 232 && 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 231:
+ return stringType;
+ case 232:
+ return checkRightHandSideOfForOf(parent) || errorType;
+ case 209:
+ return getAssignedTypeOfBinaryExpression(parent);
+ case 203:
+ return undefinedType;
+ case 192:
+ return getAssignedTypeOfArrayLiteralElement(parent, node);
+ case 213:
+ return getAssignedTypeOfSpreadExpression(parent);
+ case 281:
+ return getAssignedTypeOfPropertyAssignment(parent);
+ case 282:
+ return getAssignedTypeOfShorthandPropertyAssignment(parent);
+ }
+ return errorType;
+ }
+ function getInitialTypeOfBindingElement(node) {
+ var pattern = node.parent;
+ var parentType = getInitialType(pattern.parent);
+ var type = pattern.kind === 189 ?
+ 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 === 231) {
+ return stringType;
+ }
+ if (node.parent.parent.kind === 232) {
+ return checkRightHandSideOfForOf(node.parent.parent) || errorType;
+ }
+ return errorType;
+ }
+ function getInitialType(node) {
+ return node.kind === 242 ?
+ getInitialTypeOfVariableDeclaration(node) :
+ getInitialTypeOfBindingElement(node);
+ }
+ function isEmptyArrayAssignment(node) {
+ return node.kind === 242 && node.initializer &&
+ isEmptyArrayLiteral(node.initializer) ||
+ node.kind !== 191 && node.parent.kind === 209 &&
+ isEmptyArrayLiteral(node.parent.right);
+ }
+ function getReferenceCandidate(node) {
+ switch (node.kind) {
+ case 200:
+ return getReferenceCandidate(node.expression);
+ case 209:
+ switch (node.operatorToken.kind) {
+ case 62:
+ return getReferenceCandidate(node.left);
+ case 27:
+ return getReferenceCandidate(node.right);
+ }
+ }
+ return node;
+ }
+ function getReferenceRoot(node) {
+ var parent = node.parent;
+ return parent.kind === 200 ||
+ parent.kind === 209 && parent.operatorToken.kind === 62 && parent.left === node ||
+ parent.kind === 209 && parent.operatorToken.kind === 27 && parent.right === node ?
+ getReferenceRoot(parent) : node;
+ }
+ function getTypeOfSwitchClause(clause) {
+ if (clause.kind === 277) {
+ 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 === 277) {
+ 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 } : 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 = 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_16 = types; _i < types_16.length; _i++) {
+ var t = types_16[_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 === 196
+ && ts.isIdentifier(parent.name)
+ && ts.isPushOrUnshiftIdentifier(parent.name));
+ var isElementAssignment = parent.kind === 195 &&
+ parent.expression === root &&
+ parent.parent.kind === 209 &&
+ 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 === 242 || declaration.kind === 156 ||
+ declaration.kind === 159 || declaration.kind === 158) &&
+ !!ts.getEffectiveTypeAnnotationNode(declaration);
+ }
+ function getExplicitTypeOfSymbol(symbol, diagnostic) {
+ if (symbol.flags & (16 | 8192 | 32 | 512)) {
+ return getTypeOfSymbol(symbol);
+ }
+ if (symbol.flags & (3 | 4)) {
+ var declaration = symbol.valueDeclaration;
+ if (declaration) {
+ if (isDeclarationWithExplicitTypeAnnotation(declaration)) {
+ return getTypeOfSymbol(symbol);
+ }
+ if (ts.isVariableDeclaration(declaration) && declaration.parent.parent.kind === 232) {
+ 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 75:
+ var symbol = getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(node));
+ return getExplicitTypeOfSymbol(symbol.flags & 2097152 ? resolveAlias(symbol) : symbol, diagnostic);
+ case 104:
+ return getExplicitThisType(node);
+ case 102:
+ return checkSuperExpression(node);
+ case 194:
+ var type = getTypeOfDottedName(node.expression, diagnostic);
+ var prop = type && getPropertyOfType(type, node.name.escapedText);
+ return prop && getExplicitTypeOfSymbol(prop, diagnostic);
+ case 200:
+ 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 === 226) {
+ funcType = getTypeOfDottedName(node.expression, undefined);
+ }
+ else if (node.expression.kind !== 102) {
+ 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 === 91 || node.kind === 209 && (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) {
+ 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 getFlowTypeOfReference(reference, declaredType, initialType, flowContainer, couldBeUninitialized) {
+ if (initialType === void 0) { initialType = declaredType; }
+ var key;
+ var keySet = false;
+ var flowDepth = 0;
+ if (flowAnalysisDisabled) {
+ return errorType;
+ }
+ if (!reference.flowNode || !couldBeUninitialized && !(declaredType.flags & 133970943)) {
+ 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 === 218 && getTypeWithFacts(resultType, 2097152).flags & 131072) {
+ return declaredType;
+ }
+ return resultType;
+ function getOrSetCacheKey() {
+ if (keySet) {
+ return key;
+ }
+ keySet = true;
+ return key = getFlowCacheKey(reference, declaredType, initialType, flowContainer);
+ }
+ function getTypeAtFlowNode(flow) {
+ if (flowDepth === 2000) {
+ flowAnalysisDisabled = true;
+ reportFlowControlError(reference);
+ return errorType;
+ }
+ flowDepth++;
+ while (true) {
+ var flags = flow.flags;
+ if (flags & 4096) {
+ for (var i = sharedFlowStart; i < sharedFlowCount; i++) {
+ if (sharedFlowNodes[i] === flow) {
+ flowDepth--;
+ return sharedFlowTypes[i];
+ }
+ }
+ }
+ 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 !== 194 &&
+ reference.kind !== 195 &&
+ reference.kind !== 104) {
+ flow = container.flowNode;
+ continue;
+ }
+ type = initialType;
+ }
+ else {
+ type = convertAutoToAny(declaredType);
+ }
+ if (flags & 4096) {
+ sharedFlowNodes[sharedFlowCount] = flow;
+ sharedFlowTypes[sharedFlowCount] = type;
+ sharedFlowCount++;
+ }
+ flowDepth--;
+ return type;
+ }
+ }
+ function getInitialOrAssignedType(flow) {
+ var node = flow.node;
+ return getConstraintForLocation(node.kind === 242 || node.kind === 191 ?
+ 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 = getBaseTypeOfLiteralType(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 === 201 || init.kind === 202)) {
+ return getTypeAtFlowNode(flow.antecedent);
+ }
+ }
+ return declaredType;
+ }
+ if (ts.isVariableDeclaration(node) && node.parent.parent.kind === 231 && 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 === 91) {
+ return unreachableNeverType;
+ }
+ if (node.kind === 209) {
+ 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 === 196 ?
+ 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 === 196) {
+ 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;
+ }
+ var incomplete = isIncomplete(flowType);
+ var resultType = incomplete && narrowedType.flags & 131072 ? silentNeverType : narrowedType;
+ return createFlowType(resultType, incomplete);
+ }
+ 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 === 204 && 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 === 204 && 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] = ts.createMap());
+ 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) {
+ if (!(computedType.flags & 1048576) || !ts.isAccessExpression(expr)) {
+ return false;
+ }
+ var name = getAccessedPropertyName(expr);
+ if (name === undefined) {
+ return false;
+ }
+ return isMatchingReference(reference, expr.expression) && isDiscriminantProperty(computedType, 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, declaredType)) {
+ 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)) {
+ 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:
+ 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 === 204 && ts.isStringLiteralLike(right_1)) {
+ return narrowTypeByTypeof(type, left_1, operator_1, right_1, assumeTrue);
+ }
+ if (right_1.kind === 204 && 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, declaredType)) {
+ return narrowTypeByDiscriminant(type, left_1, function (t) { return narrowTypeByEquality(t, operator_1, right_1, assumeTrue); });
+ }
+ if (isMatchingReferenceDiscriminant(right_1, declaredType)) {
+ 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 98:
+ return narrowTypeByInstanceof(type, expr, assumeTrue);
+ case 97:
+ 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 (type.flags & 67637251) {
+ return type;
+ }
+ if (assumeTrue) {
+ var filterFn = operator === 34 ?
+ (function (t) { return areTypesComparable(t, valueType) || isCoercibleUnderDoubleEquals(t, valueType); }) :
+ function (t) { return areTypesComparable(t, valueType); };
+ var narrowedType = filterType(type, filterFn);
+ return narrowedType.flags & 131072 ? type : replacePrimitivesWithLiterals(narrowedType, 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 === 209) {
+ 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;
+ return getTypeWithFacts(assumeTrue ? mapType(type, narrowTypeForTypeof) : type, facts);
+ function narrowTypeForTypeof(type) {
+ var targetType = literal.text === "function" ? globalFunctionType : typeofTypesByName.get(literal.text);
+ if (targetType) {
+ if (isTypeSubtypeOf(type, targetType)) {
+ return type;
+ }
+ if (isTypeSubtypeOf(targetType, type)) {
+ return targetType;
+ }
+ if (type.flags & 63176704) {
+ var constraint = getBaseConstraintOfType(type) || anyType;
+ if (isTypeSubtypeOf(targetType, constraint)) {
+ return getIntersectionType([type, targetType]);
+ }
+ }
+ }
+ return type;
+ }
+ }
+ 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 getImpliedTypeFromTypeofCase(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) || type;
+ }
+ }
+ function narrowTypeForTypeofSwitch(candidate) {
+ return function (type) {
+ if (isTypeSubtypeOf(candidate, type)) {
+ return candidate;
+ }
+ if (type.flags & 63176704) {
+ 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 getImpliedTypeFromTypeofCase(type, text); })), switchFacts);
+ if (impliedType.flags & 1048576) {
+ impliedType = getAssignmentReducedType(impliedType, getBaseConstraintOrType(type));
+ }
+ return getTypeWithFacts(mapType(type, narrowTypeForTypeofSwitch(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;
+ }
+ 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 :
+ isTypeAssignableTo(type, candidate) ? type :
+ isTypeAssignableTo(candidate, type) ? candidate :
+ 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, declaredType)) {
+ 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 75:
+ case 104:
+ case 102:
+ case 194:
+ case 195:
+ return narrowTypeByTruthiness(type, expr, assumeTrue);
+ case 196:
+ return narrowTypeByCallExpression(type, expr, assumeTrue);
+ case 200:
+ return narrowType(type, expr.expression, assumeTrue);
+ case 209:
+ return narrowTypeByBinaryExpression(type, expr, assumeTrue);
+ case 207:
+ 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, declaredType)) {
+ 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 === 75) {
+ 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 === 250 ||
+ node.kind === 290 ||
+ node.kind === 159;
+ });
+ }
+ 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 === 75) {
+ if (ts.isAssignmentTarget(node)) {
+ var symbol = getResolvedSymbol(node);
+ if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 156) {
+ 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 === 156 &&
+ 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 === 194 ||
+ parent.kind === 196 && parent.expression === node ||
+ parent.kind === 195 && parent.expression === node ||
+ parent.kind === 191 && 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 === 202) {
+ 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.hasModifier(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 declaration = localOrExportSymbol.valueDeclaration;
+ if (localOrExportSymbol.flags & 32) {
+ if (declaration.kind === 245
+ && 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 === 214) {
+ var container = ts.getThisContainer(node, false);
+ while (container.kind !== 290) {
+ if (container.parent === declaration) {
+ if (container.kind === 159 && ts.hasModifier(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 === 156;
+ 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 === 201 ||
+ flowContainer.kind === 202 || 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 === 263) ||
+ node.parent.kind === 218 ||
+ declaration.kind === 242 && 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 === 280) {
+ 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, 243);
+ 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, 243);
+ 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 === 200) {
+ current = current.parent;
+ }
+ var isAssigned = false;
+ if (ts.isAssignmentTarget(current)) {
+ isAssigned = true;
+ }
+ else if ((current.parent.kind === 207 || current.parent.kind === 208)) {
+ 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 === 159 || container.kind === 162) {
+ var classNode = container.parent;
+ getNodeLinks(classNode).flags |= 4;
+ }
+ else {
+ getNodeLinks(container).flags |= 4;
+ }
+ }
+ function findFirstSuperCall(n) {
+ if (ts.isSuperCall(n)) {
+ return n;
+ }
+ else if (ts.isFunctionLike(n)) {
+ return undefined;
+ }
+ return ts.forEachChild(n, findFirstSuperCall);
+ }
+ function getSuperCallInConstructor(constructor) {
+ var links = getNodeLinks(constructor);
+ if (links.hasSuperCall === undefined) {
+ links.superCall = findFirstSuperCall(constructor.body);
+ links.hasSuperCall = links.superCall ? true : false;
+ }
+ return links.superCall;
+ }
+ 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)) {
+ var superCall = getSuperCallInConstructor(container);
+ if (!superCall || superCall.end > node.pos) {
+ error(node, diagnosticMessage);
+ }
+ }
+ }
+ function checkThisExpression(node) {
+ var container = ts.getThisContainer(node, true);
+ var capturedByArrowFunction = false;
+ if (container.kind === 162) {
+ checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class);
+ }
+ if (container.kind === 202) {
+ container = ts.getThisContainer(container, false);
+ capturedByArrowFunction = true;
+ }
+ switch (container.kind) {
+ case 249:
+ error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_or_namespace_body);
+ break;
+ case 248:
+ error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location);
+ break;
+ case 162:
+ if (isInConstructorArgumentInitializer(node, container)) {
+ error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments);
+ }
+ break;
+ case 159:
+ case 158:
+ if (ts.hasModifier(container, 32) && !(compilerOptions.target === 99 && compilerOptions.useDefineForClassFields)) {
+ error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer);
+ }
+ break;
+ case 154:
+ 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 className = getClassNameFromPrototypeMethod(container);
+ if (isInJS && className) {
+ var classSymbol = checkExpression(className).symbol;
+ if (classSymbol && classSymbol.members && (classSymbol.flags & 16)) {
+ var classType = getDeclaredTypeOfSymbol(classSymbol).thisType;
+ if (classType) {
+ return getFlowTypeOfReference(node, classType);
+ }
+ }
+ }
+ else if (isInJS &&
+ (container.kind === 201 || container.kind === 244) &&
+ ts.getJSDocClassTag(container)) {
+ var classType = getDeclaredTypeOfSymbol(getMergedSymbol(container.symbol)).thisType;
+ return getFlowTypeOfReference(node, classType);
+ }
+ var thisType = getThisTypeOfDeclaration(container) || getContextualThisParameterType(container);
+ if (thisType) {
+ return getFlowTypeOfReference(node, thisType);
+ }
+ }
+ if (ts.isClassLike(container.parent)) {
+ var symbol = getSymbolOfNode(container.parent);
+ var type = ts.hasModifier(container, 32) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType;
+ return getFlowTypeOfReference(node, type);
+ }
+ if (isInJS) {
+ var type = getTypeForThisExpressionFromJSDoc(container);
+ if (type && type !== errorType) {
+ return getFlowTypeOfReference(node, type);
+ }
+ }
+ if (ts.isSourceFile(container)) {
+ if (container.commonJsModuleIndicator) {
+ var fileSymbol = getSymbolOfNode(container);
+ return fileSymbol && getTypeOfSymbol(fileSymbol);
+ }
+ 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.hasModifier(container, 32) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType;
+ }
+ }
+ function getClassNameFromPrototypeMethod(container) {
+ if (container.kind === 201 &&
+ ts.isBinaryExpression(container.parent) &&
+ ts.getAssignmentDeclarationKind(container.parent) === 3) {
+ return container.parent
+ .left
+ .expression
+ .expression;
+ }
+ else if (container.kind === 161 &&
+ container.parent.kind === 193 &&
+ ts.isBinaryExpression(container.parent.parent) &&
+ ts.getAssignmentDeclarationKind(container.parent.parent) === 6) {
+ return container.parent.parent.left.expression;
+ }
+ else if (container.kind === 201 &&
+ container.parent.kind === 281 &&
+ container.parent.parent.kind === 193 &&
+ ts.isBinaryExpression(container.parent.parent.parent) &&
+ ts.getAssignmentDeclarationKind(container.parent.parent.parent) === 6) {
+ return container.parent.parent.parent.left.expression;
+ }
+ else if (container.kind === 201 &&
+ 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 === 300) {
+ 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 === 156 && n.parent === constructorDecl; });
+ }
+ function checkSuperExpression(node) {
+ var isCallExpression = node.parent.kind === 196 && node.parent.expression === node;
+ var container = ts.getSuperContainer(node, true);
+ var needToCaptureLexicalThis = false;
+ if (!isCallExpression) {
+ while (container && container.kind === 202) {
+ 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 === 154; });
+ if (current && current.kind === 154) {
+ 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 === 193)) {
+ 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 && container.kind === 162) {
+ checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class);
+ }
+ if (ts.hasModifier(container, 32) || isCallExpression) {
+ nodeCheckFlag = 512;
+ }
+ else {
+ nodeCheckFlag = 256;
+ }
+ getNodeLinks(node).flags |= nodeCheckFlag;
+ if (container.kind === 161 && ts.hasModifier(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 === 193) {
+ 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 === 162 && 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 === 162;
+ }
+ else {
+ if (ts.isClassLike(container.parent) || container.parent.kind === 193) {
+ if (ts.hasModifier(container, 32)) {
+ return container.kind === 161 ||
+ container.kind === 160 ||
+ container.kind === 163 ||
+ container.kind === 164;
+ }
+ else {
+ return container.kind === 161 ||
+ container.kind === 160 ||
+ container.kind === 163 ||
+ container.kind === 164 ||
+ container.kind === 159 ||
+ container.kind === 158 ||
+ container.kind === 162;
+ }
+ }
+ }
+ return false;
+ }
+ }
+ function getContainingObjectLiteral(func) {
+ return (func.kind === 161 ||
+ func.kind === 163 ||
+ func.kind === 164) && func.parent.kind === 193 ? func.parent :
+ func.kind === 201 && func.parent.kind === 281 ? 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 === 202) {
+ 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 !== 281) {
+ break;
+ }
+ literal = literal.parent.parent;
+ type = getApparentTypeOfContextualType(literal);
+ }
+ return getWidenedType(contextualType ? getNonNullableType(contextualType) : checkExpressionCached(containingLiteral));
+ }
+ var parent = ts.walkUpParenthesizedExpressions(func.parent);
+ if (parent.kind === 209 && 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);
+ }
+ 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 156:
+ return getContextuallyTypedParameterType(declaration);
+ case 191:
+ return getContextualTypeForBindingElement(declaration);
+ }
+ }
+ function getContextualTypeForBindingElement(declaration) {
+ var parent = declaration.parent.parent;
+ var name = declaration.propertyName || declaration.name;
+ var parentType = getContextualTypeForVariableLikeDeclaration(parent) ||
+ parent.kind !== 191 && parent.initializer && checkDeclarationInitializer(parent);
+ if (parentType && !ts.isBindingPattern(name) && !ts.isComputedNonLiteralName(name)) {
+ var nameType = getLiteralTypeFromPropertyName(name);
+ if (isTypeUsableAsPropertyName(nameType)) {
+ var text = getPropertyNameFromType(nameType);
+ return getTypeOfPropertyOfType(parentType, text);
+ }
+ }
+ }
+ function getContextualTypeForInitializerExpression(node) {
+ var declaration = node.parent;
+ if (ts.hasInitializer(declaration) && node === declaration.initializer) {
+ var result = getContextualTypeForVariableLikeDeclaration(declaration);
+ if (result) {
+ return result;
+ }
+ if (ts.isBindingPattern(declaration.name)) {
+ return getTypeFromBindingPattern(declaration.name, true, false);
+ }
+ }
+ return undefined;
+ }
+ function getContextualTypeForReturnExpression(node) {
+ var func = ts.getContainingFunction(node);
+ if (func) {
+ var functionFlags = ts.getFunctionFlags(func);
+ if (functionFlags & 1) {
+ return undefined;
+ }
+ var contextualReturnType = getContextualReturnType(func);
+ if (contextualReturnType) {
+ if (functionFlags & 2) {
+ var contextualAwaitedType = mapType(contextualReturnType, getAwaitedTypeOfPromise);
+ return contextualAwaitedType && getUnionType([contextualAwaitedType, createPromiseLikeType(contextualAwaitedType)]);
+ }
+ return contextualReturnType;
+ }
+ }
+ return undefined;
+ }
+ function getContextualTypeForAwaitOperand(node) {
+ var contextualType = getContextualType(node);
+ 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 === 198) {
+ 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:
+ if (node !== right) {
+ return undefined;
+ }
+ var contextSensitive = getIsContextSensitiveAssignmentOrContextType(binaryExpression);
+ if (!contextSensitive) {
+ return undefined;
+ }
+ return contextSensitive === true ? getTypeOfExpression(left) : contextSensitive;
+ 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 getIsContextSensitiveAssignmentOrContextType(binaryExpression) {
+ var kind = ts.getAssignmentDeclarationKind(binaryExpression);
+ switch (kind) {
+ case 0:
+ return true;
+ case 5:
+ case 1:
+ case 6:
+ case 3:
+ if (!binaryExpression.left.symbol) {
+ return true;
+ }
+ else {
+ var decl = binaryExpression.left.symbol.valueDeclaration;
+ if (!decl) {
+ return false;
+ }
+ 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 = ts.getEffectiveTypeAnnotationNode(parentSymbol.valueDeclaration);
+ if (annotated) {
+ var nameStr_1 = ts.getElementOrPropertyAccessName(lhs);
+ if (nameStr_1 !== undefined) {
+ var type = getTypeOfPropertyOfContextualType(getTypeFromTypeNode(annotated), nameStr_1);
+ return type || false;
+ }
+ }
+ return false;
+ }
+ }
+ return !ts.isInJSFile(decl);
+ }
+ case 2:
+ case 4:
+ if (!binaryExpression.symbol)
+ return true;
+ 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 false;
+ var thisAccess = ts.cast(binaryExpression.left, ts.isAccessExpression);
+ if (!ts.isObjectLiteralMethod(ts.getThisContainer(thisAccess.expression, false))) {
+ return false;
+ }
+ var thisType = checkThisExpression(thisAccess.expression);
+ var nameStr = ts.getElementOrPropertyAccessName(thisAccess);
+ return nameStr !== undefined && thisType && getTypeOfPropertyOfContextualType(thisType, nameStr) || false;
+ case 7:
+ case 8:
+ case 9:
+ return ts.Debug.fail("Does not apply");
+ default:
+ return ts.Debug.assertNever(kind);
+ }
+ }
+ 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)
+ || getIteratedTypeOrElementType(1, arrayContextualType, undefinedType, undefined, false));
+ }
+ 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 = 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 106:
+ case 91:
+ case 100:
+ case 75:
+ case 146:
+ return true;
+ case 194:
+ case 200:
+ return isPossiblyDiscriminantValue(node.expression);
+ case 276:
+ 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 === 281 && 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 === 273 && 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, 63176704)) {
+ 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 & 63176704) {
+ 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 242:
+ case 156:
+ case 159:
+ case 158:
+ case 191:
+ return getContextualTypeForInitializerExpression(node);
+ case 202:
+ case 235:
+ return getContextualTypeForReturnExpression(node);
+ case 212:
+ return getContextualTypeForYieldOperand(parent);
+ case 206:
+ return getContextualTypeForAwaitOperand(parent);
+ case 196:
+ if (parent.expression.kind === 96) {
+ return stringType;
+ }
+ case 197:
+ return getContextualTypeForArgument(parent, node);
+ case 199:
+ case 217:
+ return ts.isConstTypeReference(parent.type) ? undefined : getTypeFromTypeNode(parent.type);
+ case 209:
+ return getContextualTypeForBinaryOperand(node, contextFlags);
+ case 281:
+ case 282:
+ return getContextualTypeForObjectLiteralElement(parent, contextFlags);
+ case 283:
+ return getApparentTypeOfContextualType(parent.parent, contextFlags);
+ case 192: {
+ var arrayLiteral = parent;
+ var type = getApparentTypeOfContextualType(arrayLiteral, contextFlags);
+ return getContextualTypeForElementExpression(type, ts.indexOfNode(arrayLiteral.elements, node));
+ }
+ case 210:
+ return getContextualTypeForConditionalOperand(node, contextFlags);
+ case 221:
+ ts.Debug.assert(parent.parent.kind === 211);
+ return getContextualTypeForSubstitutionExpression(parent.parent, node);
+ case 200: {
+ var tag = ts.isInJSFile(parent) ? ts.getJSDocTypeTag(parent) : undefined;
+ return tag ? getTypeFromTypeNode(tag.typeExpression.type) : getContextualType(parent, contextFlags);
+ }
+ case 276:
+ return getContextualTypeForJsxExpression(parent);
+ case 273:
+ case 275:
+ return getContextualTypeForJsxAttribute(parent);
+ case 268:
+ case 267:
+ return getContextualJsxElementAttributesType(parent, contextFlags);
+ }
+ 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 === 201 || node.kind === 202;
+ }
+ function getContextualSignatureForFunctionLikeDeclaration(node) {
+ return isFunctionExpressionOrArrowFunction(node) || ts.isObjectLiteralMethod(node)
+ ? getContextualSignature(node)
+ : undefined;
+ }
+ function getContextualSignature(node) {
+ ts.Debug.assert(node.kind !== 161 || 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_17 = types; _i < types_17.length; _i++) {
+ var current = types_17[_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 hasDefaultValue(node) {
+ return (node.kind === 191 && !!node.initializer) ||
+ (node.kind === 209 && node.operatorToken.kind === 62);
+ }
+ function checkArrayLiteral(node, checkMode, forceTuple) {
+ var elements = node.elements;
+ var elementCount = elements.length;
+ var elementTypes = [];
+ var hasEndingSpreadElement = false;
+ var hasNonEndingSpreadElement = false;
+ var contextualType = getApparentTypeOfContextualType(node);
+ var inDestructuringPattern = ts.isAssignmentTarget(node);
+ var inConstContext = isConstContext(node);
+ for (var i = 0; i < elementCount; i++) {
+ var e = elements[i];
+ var spread = e.kind === 213 && e.expression;
+ var spreadType = spread && checkExpression(spread, checkMode, forceTuple);
+ if (spreadType && isTupleType(spreadType)) {
+ elementTypes.push.apply(elementTypes, getTypeArguments(spreadType));
+ if (spreadType.target.hasRestElement) {
+ if (i === elementCount - 1)
+ hasEndingSpreadElement = true;
+ else
+ hasNonEndingSpreadElement = true;
+ }
+ }
+ else {
+ if (inDestructuringPattern && spreadType) {
+ var restElementType = getIndexTypeOfType(spreadType, 1) ||
+ getIteratedTypeOrElementType(65, spreadType, undefinedType, undefined, false);
+ if (restElementType) {
+ elementTypes.push(restElementType);
+ }
+ }
+ else {
+ var elementContextualType = getContextualTypeForElementExpression(contextualType, elementTypes.length);
+ var type = checkExpressionForMutableLocation(e, checkMode, elementContextualType, forceTuple);
+ elementTypes.push(type);
+ }
+ if (spread) {
+ if (i === elementCount - 1)
+ hasEndingSpreadElement = true;
+ else
+ hasNonEndingSpreadElement = true;
+ }
+ }
+ }
+ if (!hasNonEndingSpreadElement) {
+ var minLength = elementTypes.length - (hasEndingSpreadElement ? 1 : 0);
+ var tupleResult = void 0;
+ if (inDestructuringPattern && minLength > 0) {
+ var type = cloneTypeReference(createTupleType(elementTypes, minLength, hasEndingSpreadElement));
+ type.pattern = node;
+ return type;
+ }
+ else if (tupleResult = getArrayLiteralTupleTypeIfApplicable(elementTypes, contextualType, hasEndingSpreadElement, elementTypes.length, inConstContext)) {
+ return createArrayLiteralType(tupleResult);
+ }
+ else if (forceTuple) {
+ return createArrayLiteralType(createTupleType(elementTypes, minLength, hasEndingSpreadElement));
+ }
+ }
+ return createArrayLiteralType(createArrayType(elementTypes.length ?
+ getUnionType(elementTypes, 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 getArrayLiteralTupleTypeIfApplicable(elementTypes, contextualType, hasRestElement, elementCount, readonly) {
+ if (elementCount === void 0) { elementCount = elementTypes.length; }
+ if (readonly === void 0) { readonly = false; }
+ if (readonly || (contextualType && forEachType(contextualType, isTupleLikeType))) {
+ return createTupleType(elementTypes, elementCount - (hasRestElement ? 1 : 0), hasRestElement, readonly);
+ }
+ }
+ function isNumericName(name) {
+ switch (name.kind) {
+ case 154:
+ return isNumericComputedName(name);
+ case 75:
+ 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, 132 | 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 getObjectLiteralIndexInfo(node, offset, properties, kind) {
+ var propTypes = [];
+ for (var i = 0; i < properties.length; i++) {
+ if (kind === 0 || isNumericName(node.properties[i + offset].name)) {
+ 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 === 189 || contextualType.pattern.kind === 193);
+ 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 i = 0; i < node.properties.length; i++) {
+ var memberDecl = node.properties[i];
+ var member = getSymbolOfNode(memberDecl);
+ var computedNameType = memberDecl.name && memberDecl.name.kind === 154 && !ts.isWellKnownSymbolSyntactically(memberDecl.name.expression) ?
+ checkComputedPropertyName(memberDecl.name) : undefined;
+ if (memberDecl.kind === 281 ||
+ memberDecl.kind === 282 ||
+ ts.isObjectLiteralMethod(memberDecl)) {
+ var type = memberDecl.kind === 281 ? checkPropertyAssignment(memberDecl, checkMode) :
+ memberDecl.kind === 282 ? checkExpressionForMutableLocation(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 === 281 && hasDefaultValue(memberDecl.initializer)) ||
+ (memberDecl.kind === 282 && 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 === 283) {
+ 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 = i + 1;
+ continue;
+ }
+ else {
+ ts.Debug.assert(memberDecl.kind === 163 || memberDecl.kind === 164);
+ 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 !== 283) {
+ for (var _b = 0, _c = getPropertiesOfType(contextualType); _b < _c.length; _b++) {
+ var prop = _c[_b];
+ 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 & 63176704) {
+ 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);
+ resolveUntypedCall(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);
+ if (compilerOptions.jsx === 2 && (compilerOptions.jsxFactory || ts.getSourceFileOfNode(node).pragmas.has("jsx"))) {
+ error(node, compilerOptions.jsxFactory
+ ? ts.Diagnostics.JSX_fragment_is_not_supported_when_using_jsxFactory
+ : ts.Diagnostics.JSX_fragment_is_not_supported_when_using_an_inline_JSX_factory_pragma);
+ }
+ checkJsxChildren(node);
+ return getJsxElementTypeAt(node) || anyType;
+ }
+ function isUnhyphenatedJsxName(name) {
+ return !ts.stringContains(name, "-");
+ }
+ function isJsxIntrinsicIdentifier(tagName) {
+ return tagName.kind === 75 && 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 | 33554432 | 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 === 275);
+ 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 === 266 ? 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 | 33554432, jsxChildrenPropertyName);
+ childrenPropSymbol.type = childrenTypes.length === 1 ?
+ childrenTypes[0] :
+ (getArrayLiteralTupleTypeIfApplicable(childrenTypes, childrenContextualType, false) || createArrayType(getUnionType(childrenTypes)));
+ childrenPropSymbol.valueDeclaration = ts.createPropertySignature(undefined, ts.unescapeLeadingUnderscores(jsxChildrenPropertyName), undefined, undefined, undefined);
+ childrenPropSymbol.valueDeclaration.parent = 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 {
+ 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 getJsxNamespaceAt(location) {
+ var links = location && getNodeLinks(location);
+ if (links && links.jsxNamespace) {
+ return links.jsxNamespace;
+ }
+ if (!links || links.jsxNamespace !== false) {
+ var namespaceName = getJsxNamespace(location);
+ var resolvedNamespace = resolveName(location, namespaceName, 1920, undefined, namespaceName, false);
+ if (resolvedNamespace) {
+ var candidate = resolveSymbol(getSymbol(getExportsOfSymbol(resolveSymbol(resolvedNamespace)), JsxNames.JSX, 1920));
+ if (candidate) {
+ if (links) {
+ links.jsxNamespace = candidate;
+ }
+ return candidate;
+ }
+ if (links) {
+ links.jsxNamespace = false;
+ }
+ }
+ }
+ return getGlobalSymbol(JsxNames.JSX, 1920, undefined);
+ }
+ 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);
+ var reactRefErr = diagnostics && compilerOptions.jsx === 2 ? ts.Diagnostics.Cannot_find_name_0 : undefined;
+ var reactNamespace = getJsxNamespace(node);
+ var reactLocation = isNodeOpeningLikeElement ? node.tagName : node;
+ var reactSym = resolveName(reactLocation, reactNamespace, 111551, reactRefErr, reactNamespace, true);
+ if (reactSym) {
+ reactSym.isReferenced = 67108863;
+ if (reactSym.flags & 2097152 && !getTypeOnlyAliasDeclaration(reactSym)) {
+ markAliasSymbolAsReferenced(reactSym);
+ }
+ }
+ if (isNodeOpeningLikeElement) {
+ var jsxOpeningLikeNode = node;
+ var sig = getResolvedSignature(jsxOpeningLikeNode);
+ 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 === 153 ? node.right : node.kind === 188 ? 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 === 200) {
+ 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 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, 262144);
+ }
+ 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 = indexInfo.type;
+ }
+ else {
+ checkPropertyNotUsedBeforeDeclaration(prop, node, right);
+ markPropertyAsReferenced(prop, node, left.kind === 104);
+ getNodeLinks(node).resolvedSymbol = prop;
+ checkPropertyAccessibility(node, left.kind === 102, 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 = 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;
+ }
+ var assumeUninitialized = false;
+ if (strictNullChecks && strictPropertyInitialization && node.expression.kind === 104) {
+ var declaration = prop && prop.valueDeclaration;
+ if (declaration && isInstancePropertyWithoutInitializer(declaration)) {
+ var flowContainer = getControlFlowContainer(node);
+ if (flowContainer.kind === 162 && 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 === 245 &&
+ node.parent.kind !== 169 &&
+ !(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 159:
+ return true;
+ case 281:
+ case 161:
+ case 163:
+ case 164:
+ case 283:
+ case 154:
+ case 221:
+ case 276:
+ case 273:
+ case 274:
+ case 275:
+ case 268:
+ case 216:
+ case 279:
+ 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 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, ts.declarationNameToString(propNode), typeToString(containingType), 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, ts.declarationNameToString(propNode), typeToString(containingType));
+ }
+ }
+ }
+ 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.hasModifier(prop.valueDeclaration, 32);
+ }
+ function getSuggestedSymbolForNonexistentProperty(name, containingType) {
+ return getSpellingSuggestionForName(ts.isString(name) ? name : ts.idText(name), getPropertiesOfType(containingType), 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.hasModifier(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 194:
+ return isValidPropertyAccessWithType(node, node.expression.kind === 102, propertyName, getWidenedType(checkExpression(node.expression)));
+ case 153:
+ return isValidPropertyAccessWithType(node, false, propertyName, getWidenedType(checkExpression(node.left)));
+ case 188:
+ return isValidPropertyAccessWithType(node, false, propertyName, getTypeFromTypeNode(node));
+ }
+ }
+ function isValidPropertyAccessForCompletions(node, type, property) {
+ return isValidPropertyAccessWithType(node, node.kind === 194 && node.expression.kind === 102, 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 === 243) {
+ var variable = initializer.declarations[0];
+ if (variable && !ts.isBindingPattern(variable.name)) {
+ return getSymbolOfNode(variable);
+ }
+ }
+ else if (initializer.kind === 75) {
+ 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 === 75) {
+ var symbol = getResolvedSymbol(e);
+ if (symbol.flags & 3) {
+ var child = expr;
+ var node = expr.parent;
+ while (node) {
+ if (node.kind === 231 &&
+ 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, node, accessFlags) || 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 === 198) {
+ checkExpression(node.template);
+ }
+ else if (ts.isJsxOpeningLikeElement(node)) {
+ checkExpression(node.attributes);
+ }
+ else if (node.kind !== 157) {
+ 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 === 213 || arg.kind === 220 && arg.isSpread);
+ }
+ function getSpreadArgumentIndex(args) {
+ return ts.findIndex(args, isSpreadArgument);
+ }
+ function acceptsVoid(t) {
+ return !!(t.flags & 16384);
+ }
+ 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 === 198) {
+ argCount = args.length;
+ if (node.template.kind === 211) {
+ 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 === 157) {
+ 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 === 197);
+ return getMinArgumentCount(signature) === 0;
+ }
+ 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, 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, 32);
+ });
+ }
+ 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 !== 157) {
+ var contextualType = getContextualType(node);
+ 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, 32);
+ 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 thisType = getThisTypeOfSignature(signature);
+ if (thisType) {
+ var thisArgumentNode = getThisArgumentOfCall(node);
+ var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType;
+ inferTypes(context.inferences, thisArgumentType, thisType);
+ }
+ 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 !== 215) {
+ 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);
+ inferTypes(context.inferences, spreadType, restType);
+ }
+ return getInferredTypes(context);
+ }
+ function getArrayifiedType(type) {
+ return type.flags & 1048576 ? mapType(type, getArrayifiedType) :
+ type.flags & (1 | 63176704) || isMutableArrayOrTuple(type) ? type :
+ isTupleType(type) ? createTupleType(getTypeArguments(type), type.target.minLength, type.target.hasRestElement, false, type.target.associatedNames) :
+ createArrayType(getIndexedAccessType(type, numberType));
+ }
+ function getSpreadArgumentType(args, index, argCount, restType, context) {
+ if (index >= argCount - 1) {
+ var arg = args[argCount - 1];
+ if (isSpreadArgument(arg)) {
+ return arg.kind === 220 ?
+ createArrayType(arg.type) :
+ getArrayifiedType(checkExpressionWithContextualType(arg.expression, restType, context, 0));
+ }
+ }
+ var types = [];
+ var spreadIndex = -1;
+ for (var i = index; i < argCount; i++) {
+ var contextualType = getIndexedAccessType(restType, getLiteralType(i - index));
+ var argType = checkExpressionWithContextualType(args[i], contextualType, context, 0);
+ if (spreadIndex < 0 && isSpreadArgument(args[i])) {
+ spreadIndex = i - index;
+ }
+ var hasPrimitiveContextualType = maybeTypeOfKind(contextualType, 131068 | 4194304);
+ types.push(hasPrimitiveContextualType ? getRegularTypeOfLiteralType(argType) : getWidenedLiteralType(argType));
+ }
+ return spreadIndex < 0 ?
+ createTupleType(types) :
+ createTupleType(ts.append(types.slice(0, spreadIndex), getUnionType(types.slice(spreadIndex))), spreadIndex, true);
+ }
+ 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 !== 197) {
+ 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 !== 215) {
+ 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);
+ 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 === 196) {
+ var callee = ts.skipOuterExpressions(node.expression);
+ if (ts.isAccessExpression(callee)) {
+ return callee.expression;
+ }
+ }
+ }
+ function createSyntheticExpression(parent, type, isSpread) {
+ var result = ts.createNode(220, parent.pos, parent.end);
+ result.parent = parent;
+ result.type = type;
+ result.isSpread = isSpread || false;
+ return result;
+ }
+ function getEffectiveCallArguments(node) {
+ if (node.kind === 198) {
+ var template = node.template;
+ var args_3 = [createSyntheticExpression(template, getGlobalTemplateStringsArrayType())];
+ if (template.kind === 211) {
+ ts.forEach(template.templateSpans, function (span) {
+ args_3.push(span.expression);
+ });
+ }
+ return args_3;
+ }
+ if (node.kind === 157) {
+ 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 length = args.length;
+ if (length && isSpreadArgument(args[length - 1]) && getSpreadArgumentIndex(args) === length - 1) {
+ var spreadArgument_1 = args[length - 1];
+ var type = flowLoopCount ? checkExpression(spreadArgument_1.expression) : checkExpressionCached(spreadArgument_1.expression);
+ if (isTupleType(type)) {
+ var typeArguments = getTypeArguments(type);
+ var restIndex_2 = type.target.hasRestElement ? typeArguments.length - 1 : -1;
+ var syntheticArgs = ts.map(typeArguments, function (t, i) { return createSyntheticExpression(spreadArgument_1, t, i === restIndex_2); });
+ return ts.concatenate(args.slice(0, length - 1), syntheticArgs);
+ }
+ }
+ return args;
+ }
+ function getEffectiveDecoratorArguments(node) {
+ var parent = node.parent;
+ var expr = node.expression;
+ switch (parent.kind) {
+ case 245:
+ case 214:
+ return [
+ createSyntheticExpression(expr, getTypeOfSymbol(getSymbolOfNode(parent)))
+ ];
+ case 156:
+ var func = parent.parent;
+ return [
+ createSyntheticExpression(expr, parent.parent.kind === 162 ? getTypeOfSymbol(getSymbolOfNode(func)) : errorType),
+ createSyntheticExpression(expr, anyType),
+ createSyntheticExpression(expr, numberType)
+ ];
+ case 159:
+ case 161:
+ case 163:
+ case 164:
+ var hasPropDesc = parent.kind !== 159 && 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 245:
+ case 214:
+ return 1;
+ case 159:
+ return 2;
+ case 161:
+ case 163:
+ case 164:
+ return languageVersion === 0 || signature.parameters.length <= 2 ? 2 : 3;
+ case 156:
+ 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 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 : 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.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.createNodeArray(args);
+ if (hasSpreadArgument && argCount) {
+ var nextArg = ts.elementAt(args, getSpreadArgumentIndex(args) + 1) || undefined;
+ spanArray = ts.createNodeArray(args.slice(max > argCount && nextArg ? args.indexOf(nextArg) : Math.min(max, args.length - 1)));
+ }
+ }
+ else {
+ spanArray = ts.createNodeArray(args.slice(max));
+ }
+ spanArray.pos = ts.first(spanArray).pos;
+ spanArray.end = ts.last(spanArray).end;
+ if (spanArray.end === spanArray.pos) {
+ spanArray.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 === 198;
+ var isDecorator = node.kind === 157;
+ var isJsxOpeningOrSelfClosingElement = ts.isJsxOpeningLikeElement(node);
+ var reportErrors = !candidatesOutArray;
+ var typeArguments;
+ if (!isDecorator) {
+ typeArguments = node.typeArguments;
+ if (isTaggedTemplate || isJsxOpeningOrSelfClosingElement || node.expression.kind !== 102) {
+ 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 === 196 && node.arguments.hasTrailingComma;
+ if (candidates.length > 1) {
+ result = chooseOverload(candidates, subtypeRelation, signatureHelpTrailingComma);
+ }
+ if (!result) {
+ result = chooseOverload(candidates, assignableRelation, 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));
+ }
+ 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_17 = 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_17(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 = ts.flatMap(diags_3, function (d) { return d.relatedInformation; });
+ 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;
+ diagnostics.add({ file: file, start: start, length: length_6, code: chain.code, category: chain.category, messageText: chain, relatedInformation: related });
+ }
+ else {
+ diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(node, chain, related));
+ }
+ }
+ }
+ 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 chooseOverload(candidates, relation, 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_18 = 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_18(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 === 102) {
+ 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.hasModifier(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.getSelectedModifierFlags(declaration, 24);
+ if (!modifiers || declaration.kind !== 162) {
+ 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(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_18 = types; _i < types_18.length; _i++) {
+ var constituent = types_18[_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));
+ }
+ return {
+ messageChain: ts.chainDiagnosticMessages(errorInfo, isCall ? ts.Diagnostics.This_expression_is_not_callable : ts.Diagnostics.This_expression_is_not_constructable),
+ relatedMessage: maybeMissingAwait ? ts.Diagnostics.Did_you_forget_to_use_await : undefined,
+ };
+ }
+ function invocationError(errorTarget, apparentType, kind, relatedInformation) {
+ var _a = invocationErrorDetails(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) {
+ invocationError(node.tag, apparentType, 0);
+ return resolveErrorCall(node);
+ }
+ return resolveCall(node, callSignatures, candidatesOutArray, checkMode, 0);
+ }
+ function getDiagnosticHeadMessageForDecoratorResolution(node) {
+ switch (node.parent.kind) {
+ case 245:
+ case 214:
+ return ts.Diagnostics.Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression;
+ case 156:
+ return ts.Diagnostics.Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression;
+ case 159:
+ return ts.Diagnostics.Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression;
+ case 161:
+ case 163:
+ case 164:
+ 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(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.createFunctionTypeNode(undefined, [ts.createParameter(undefined, undefined, undefined, "props", undefined, nodeBuilder.typeToTypeNode(result, node))], returnNode ? ts.createTypeReferenceNode(returnNode, undefined) : ts.createKeywordTypeNode(125));
+ 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);
+ 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 196:
+ return resolveCallExpression(node, candidatesOutArray, checkMode);
+ case 197:
+ return resolveNewExpression(node, candidatesOutArray, checkMode);
+ case 198:
+ return resolveTaggedTemplateExpression(node, candidatesOutArray, checkMode);
+ case 157:
+ return resolveDecorator(node, candidatesOutArray, checkMode);
+ case 268:
+ case 267:
+ 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) {
+ 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 !!symbol && ts.hasEntries(symbol.members);
+ }
+ return false;
+ }
+ function mergeJSSymbols(target, source) {
+ 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 (ts.hasEntries(source.exports)) {
+ mergeSymbolTable(inferred.exports, source.exports);
+ }
+ if (ts.hasEntries(source.members)) {
+ mergeSymbolTable(inferred.members, source.members);
+ }
+ (links.inferredClassSymbol || (links.inferredClassSymbol = ts.createMap())).set("" + getSymbolId(inferred), inferred);
+ return inferred;
+ }
+ return links.inferredClassSymbol.get("" + getSymbolId(target));
+ }
+ }
+ function getAssignedClassSymbol(decl) {
+ var assignmentSymbol = decl && decl.parent &&
+ (ts.isFunctionDeclaration(decl) && getSymbolOfNode(decl) ||
+ ts.isBinaryExpression(decl.parent) && getSymbolOfNode(decl.parent.left) ||
+ ts.isVariableDeclaration(decl.parent) && getSymbolOfNode(decl.parent));
+ var prototype = assignmentSymbol && assignmentSymbol.exports && assignmentSymbol.exports.get("prototype");
+ var init = prototype && prototype.valueDeclaration && getAssignedJSPrototype(prototype.valueDeclaration);
+ return init ? getSymbolOfNode(init) : undefined;
+ }
+ function getAssignedJSPrototype(node) {
+ if (!node.parent) {
+ return false;
+ }
+ var parent = node.parent;
+ while (parent && parent.kind === 194) {
+ 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) {
+ if (!checkGrammarTypeArguments(node, node.typeArguments))
+ checkGrammarArguments(node.arguments);
+ var signature = getResolvedSignature(node, undefined, checkMode);
+ if (signature === resolvingSignature) {
+ return nonInferrableType;
+ }
+ if (node.expression.kind === 102) {
+ return voidType;
+ }
+ if (node.kind === 197) {
+ var declaration = signature.declaration;
+ if (declaration &&
+ declaration.kind !== 162 &&
+ declaration.kind !== 166 &&
+ declaration.kind !== 171 &&
+ !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 === 196 && node.parent.kind === 226 &&
+ 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 decl = ts.getDeclarationOfExpando(node);
+ if (decl) {
+ var jsSymbol = getSymbolOfNode(decl);
+ if (jsSymbol && ts.hasEntries(jsSymbol.exports)) {
+ var jsAssignmentType = createAnonymousType(jsSymbol, jsSymbol.exports, ts.emptyArray, ts.emptyArray, undefined, undefined);
+ jsAssignmentType.objectFlags |= 16384;
+ return getIntersectionType([returnType, jsAssignmentType]);
+ }
+ }
+ }
+ return returnType;
+ }
+ 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.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
+ ? 244
+ : resolvedRequire.flags & 3
+ ? 242
+ : 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, 131072);
+ }
+ return getReturnTypeOfSignature(getResolvedSignature(node));
+ }
+ 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 106:
+ case 91:
+ case 192:
+ case 193:
+ return true;
+ case 200:
+ return isValidConstAssertionArgument(node.expression);
+ case 207:
+ var op = node.operator;
+ var arg = node.operand;
+ return op === 40 && (arg.kind === 8 || arg.kind === 9) ||
+ op === 39 && arg.kind === 8;
+ case 194:
+ case 195:
+ 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 === 99) {
+ return checkNewTargetMetaProperty(node);
+ }
+ if (node.keywordToken === 96) {
+ 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 === 162) {
+ var symbol = getSymbolOfNode(container.parent);
+ return getTypeOfSymbol(symbol);
+ }
+ else {
+ var symbol = getSymbolOfNode(container);
+ return getTypeOfSymbol(symbol);
+ }
+ }
+ function checkImportMetaProperty(node) {
+ if (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_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 getParameterNameAtPosition(signature, pos) {
+ 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 = getTypeOfSymbol(restParameter);
+ if (isTupleType(restType)) {
+ var associatedNames = restType.target.associatedNames;
+ var index = pos - paramCount;
+ return associatedNames && associatedNames[index] || restParameter.escapedName + "_" + index;
+ }
+ return restParameter.escapedName;
+ }
+ 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 < getTypeArguments(restType).length) {
+ return getIndexedAccessType(restType, getLiteralType(index));
+ }
+ }
+ return undefined;
+ }
+ function getRestTypeAtPosition(source, pos) {
+ var paramCount = getParameterCount(source);
+ var restType = getEffectiveRestType(source);
+ var nonRestCount = paramCount - (restType ? 1 : 0);
+ if (restType && pos === nonRestCount) {
+ return restType;
+ }
+ var types = [];
+ var names = [];
+ for (var i = pos; i < nonRestCount; i++) {
+ types.push(getTypeAtPosition(source, i));
+ names.push(getParameterNameAtPosition(source, i));
+ }
+ if (restType) {
+ types.push(getIndexedAccessType(restType, numberType));
+ names.push(getParameterNameAtPosition(source, nonRestCount));
+ }
+ var minArgumentCount = getMinArgumentCount(source);
+ var minLength = minArgumentCount < pos ? 0 : minArgumentCount - pos;
+ return createTupleType(types, minLength, !!restType, false, names);
+ }
+ function getParameterCount(signature) {
+ var length = signature.parameters.length;
+ if (signatureHasRestParameter(signature)) {
+ var restType = getTypeOfSymbol(signature.parameters[length - 1]);
+ if (isTupleType(restType)) {
+ return length + getTypeArguments(restType).length - 1;
+ }
+ }
+ return length;
+ }
+ function getMinArgumentCount(signature, strongArityForUntypedJS) {
+ if (signatureHasRestParameter(signature)) {
+ var restType = getTypeOfSymbol(signature.parameters[signature.parameters.length - 1]);
+ if (isTupleType(restType)) {
+ var minLength = restType.target.minLength;
+ if (minLength > 0) {
+ return signature.parameters.length - 1 + minLength;
+ }
+ }
+ }
+ if (!strongArityForUntypedJS && signature.flags & 16) {
+ return 0;
+ }
+ return signature.minArgumentCount;
+ }
+ 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]);
+ return isTupleType(restType) ? getRestArrayTypeOfTupleType(restType) : restType;
+ }
+ 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 !== 75) {
+ 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 === 75) {
+ 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 !== 223) {
+ 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 === 204) {
+ var operandType = getTypeOfExpression(node.expression.expression);
+ var witnesses = getSwitchClauseTypeOfWitnesses(node, false);
+ var notEqualFacts_1 = getFactsFromTypeofSwitch(0, 0, witnesses, true);
+ var type_3 = getBaseConstraintOfType(operandType) || operandType;
+ return !!(filterType(type_3, 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 201:
+ case 202:
+ return true;
+ case 161:
+ return func.parent.kind === 193;
+ 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 === 160 || ts.nodeIsMissing(func.body) || func.body.kind !== 223 || !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 !== 161 || 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 === 201) {
+ 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 !== 161 || 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 === 223) {
+ 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 === 104) {
+ var ctor = ts.getContainingFunction(expr);
+ if (!(ctor && ctor.kind === 162)) {
+ 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 === 75) {
+ var symbol_2 = getNodeLinks(node).resolvedSymbol;
+ if (symbol_2.flags & 2097152) {
+ var declaration = getDeclarationOfAliasSymbol(symbol_2);
+ return !!declaration && declaration.kind === 256;
+ }
+ }
+ }
+ return false;
+ }
+ function checkReferenceExpression(expr, invalidReferenceMessage, invalidOptionalChainMessage) {
+ var node = ts.skipOuterExpressions(expr, 6 | 1);
+ if (node.kind !== 75 && !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 (expr.kind === 194 && 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 && isReadonlySymbol(symbol)) {
+ error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_read_only_property);
+ }
+ return booleanType;
+ }
+ function checkTypeOfExpression(node) {
+ checkExpression(node.expression);
+ return typeofType;
+ }
+ function checkVoidExpression(node) {
+ checkExpression(node.expression);
+ return undefinedWideningType;
+ }
+ function isTopLevelAwait(node) {
+ var container = ts.getThisContainer(node, true);
+ return ts.isSourceFile(container);
+ }
+ function checkAwaitExpression(node) {
+ if (produceDiagnostics) {
+ if (!(node.flags & 32768)) {
+ if (isTopLevelAwait(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 !== 162 && (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_19 = types; _i < types_19.length; _i++) {
+ var t = types_19[_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 & 132) && 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 (!(isTypeComparableTo(leftType, stringType) || isTypeAssignableToKind(leftType, 296 | 12288))) {
+ 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 === 281 || property.kind === 282) {
+ 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, name);
+ var type = getFlowTypeOfDestructuring(property, elementType);
+ return checkDestructuringAssignment(property.kind === 282 ? property : property.initializer, type);
+ }
+ else if (property.kind === 283) {
+ 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 elementType = checkIteratedTypeOrElementType(65, sourceType, undefinedType, node) || errorType;
+ for (var i = 0; i < elements.length; i++) {
+ checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, checkMode);
+ }
+ return sourceType;
+ }
+ function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, checkMode) {
+ var elements = node.elements;
+ var element = elements[elementIndex];
+ if (element.kind !== 215) {
+ if (element.kind !== 213) {
+ var indexType = getLiteralType(elementIndex);
+ if (isArrayLikeType(sourceType)) {
+ var accessFlags = hasDefaultValue(element) ? 8 : 0;
+ var elementType_2 = getIndexedAccessTypeOrUndefined(sourceType, indexType, 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 === 209 && 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 === 282) {
+ 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 === 209 && target.operatorToken.kind === 62) {
+ checkBinaryExpression(target, checkMode);
+ target = target.left;
+ }
+ if (target.kind === 193) {
+ return checkObjectLiteralAssignment(target, sourceType, rightIsThis);
+ }
+ if (target.kind === 192) {
+ 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 === 283 ?
+ 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 === 283 ?
+ 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, 524288);
+ }
+ return sourceType;
+ }
+ function isSideEffectFree(node) {
+ node = ts.skipParentheses(node);
+ switch (node.kind) {
+ case 75:
+ case 10:
+ case 13:
+ case 198:
+ case 211:
+ case 14:
+ case 8:
+ case 9:
+ case 106:
+ case 91:
+ case 100:
+ case 146:
+ case 201:
+ case 214:
+ case 202:
+ case 192:
+ case 193:
+ case 204:
+ case 218:
+ case 267:
+ case 266:
+ return true;
+ case 210:
+ return isSideEffectFree(node.whenTrue) &&
+ isSideEffectFree(node.whenFalse);
+ case 209:
+ if (ts.isAssignmentOperator(node.operatorToken.kind)) {
+ return false;
+ }
+ return isSideEffectFree(node.left) &&
+ isSideEffectFree(node.right);
+ case 207:
+ case 208:
+ switch (node.operator) {
+ case 53:
+ case 39:
+ case 40:
+ case 54:
+ return true;
+ }
+ return false;
+ case 205:
+ case 199:
+ case 217:
+ 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 === 193 || node.left.kind === 192)) {
+ finishInvocation(checkDestructuringAssignment(node.left, checkExpression(node.right, checkMode), checkMode, node.right.kind === 104));
+ 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 === 193 || left.kind === 192)) {
+ return checkDestructuringAssignment(left, checkExpression(right, checkMode), checkMode, right.kind === 104);
+ }
+ 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 74:
+ 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();
+ }
+ 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, 132) && !isTypeAssignableToKind(rightType, 132)) {
+ 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, 132, true) || isTypeAssignableToKind(rightType, 132, 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 | 132 | 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 98:
+ return checkInstanceOfExpression(left, right, leftType, rightType);
+ case 97:
+ return checkInExpression(left, right, leftType, rightType);
+ case 55:
+ return getTypeFacts(leftType) & 4194304 ?
+ getUnionType([extractDefinitelyFalsyTypes(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType)), rightType]) :
+ leftType;
+ case 56:
+ return getTypeFacts(leftType) & 8388608 ?
+ getUnionType([removeDefinitelyFalsyTypes(leftType), rightType], 2) :
+ leftType;
+ case 60:
+ return getTypeFacts(leftType) & 262144 ?
+ getUnionType([getNonNullableType(leftType), rightType], 2) :
+ leftType;
+ 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)) {
+ 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 === 75 && 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 74:
+ 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) {
+ 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) &&
+ symbol && ts.hasEntries(symbol.exports);
+ 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) {
+ ts.forEach(node.templateSpans, function (templateSpan) {
+ if (maybeTypeOfKind(checkExpression(templateSpan.expression), 12288)) {
+ error(templateSpan.expression, ts.Diagnostics.Implicit_conversion_of_a_symbol_to_a_string_will_fail_at_runtime_Consider_wrapping_this_expression_in_String);
+ }
+ });
+ return stringType;
+ }
+ function getContextNode(node) {
+ if (node.kind === 274 && !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 === 199 || node.kind === 217;
+ }
+ 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 === 190 &&
+ 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 arity = getTypeReferenceArity(type);
+ var elementTypes = arity ? getTypeArguments(type).slice() : [];
+ for (var i = arity; i < patternElements.length; i++) {
+ var e = patternElements[i];
+ if (i < patternElements.length - 1 || !(e.kind === 191 && e.dotDotDotToken)) {
+ elementTypes.push(!ts.isOmittedExpression(e) && hasDefaultValue(e) ? getTypeFromBindingElement(e, false, false) : anyType);
+ if (!ts.isOmittedExpression(e) && !hasDefaultValue(e)) {
+ reportImplicitAny(e, anyType);
+ }
+ }
+ }
+ return createTupleType(elementTypes, type.target.minLength, false, 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) && 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)) && 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 === 154) {
+ checkComputedPropertyName(node.name);
+ }
+ return checkExpressionForMutableLocation(node.initializer, checkMode);
+ }
+ function checkObjectLiteralMethod(node, checkMode) {
+ checkGrammarMethod(node);
+ if (node.name.kind === 154) {
+ 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;
+ node.flags |= 67108864;
+ }
+ return type;
+ }
+ function getQuickTypeOfExpression(node) {
+ var expr = ts.skipParentheses(node);
+ if (ts.isCallExpression(expr) && expr.expression.kind !== 102 && !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 === 106 || node.kind === 91) {
+ 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) {
+ 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;
+ return type;
+ }
+ function checkConstEnumAccess(node, type) {
+ var ok = (node.parent.kind === 194 && node.parent.expression === node) ||
+ (node.parent.kind === 195 && node.parent.expression === node) ||
+ ((node.kind === 75 || node.kind === 153) && isInRightSideOfImportOrExportAssignment(node) ||
+ (node.parent.kind === 172 && node.parent.exprName === node)) ||
+ (node.parent.kind === 263);
+ 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 214:
+ case 201:
+ case 202:
+ cancellationToken.throwIfCancellationRequested();
+ }
+ }
+ switch (kind) {
+ case 75:
+ return checkIdentifier(node);
+ case 104:
+ return checkThisExpression(node);
+ case 102:
+ return checkSuperExpression(node);
+ case 100:
+ 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 106:
+ return trueType;
+ case 91:
+ return falseType;
+ case 211:
+ return checkTemplateExpression(node);
+ case 13:
+ return globalRegExpType;
+ case 192:
+ return checkArrayLiteral(node, checkMode, forceTuple);
+ case 193:
+ return checkObjectLiteral(node, checkMode);
+ case 194:
+ return checkPropertyAccessExpression(node);
+ case 153:
+ return checkQualifiedName(node);
+ case 195:
+ return checkIndexedAccess(node);
+ case 196:
+ if (node.expression.kind === 96) {
+ return checkImportCallExpression(node);
+ }
+ case 197:
+ return checkCallExpression(node, checkMode);
+ case 198:
+ return checkTaggedTemplateExpression(node);
+ case 200:
+ return checkParenthesizedExpression(node, checkMode);
+ case 214:
+ return checkClassExpression(node);
+ case 201:
+ case 202:
+ return checkFunctionExpressionOrObjectLiteralMethod(node, checkMode);
+ case 204:
+ return checkTypeOfExpression(node);
+ case 199:
+ case 217:
+ return checkAssertion(node);
+ case 218:
+ return checkNonNullAssertion(node);
+ case 219:
+ return checkMetaProperty(node);
+ case 203:
+ return checkDeleteExpression(node);
+ case 205:
+ return checkVoidExpression(node);
+ case 206:
+ return checkAwaitExpression(node);
+ case 207:
+ return checkPrefixUnaryExpression(node);
+ case 208:
+ return checkPostfixUnaryExpression(node);
+ case 209:
+ return checkBinaryExpression(node, checkMode);
+ case 210:
+ return checkConditionalExpression(node, checkMode);
+ case 213:
+ return checkSpreadExpression(node, checkMode);
+ case 215:
+ return undefinedWideningType;
+ case 212:
+ return checkYieldExpression(node);
+ case 220:
+ return node.type;
+ case 276:
+ return checkJsxExpression(node, checkMode);
+ case 266:
+ return checkJsxElement(node, checkMode);
+ case 267:
+ return checkJsxSelfClosingElement(node, checkMode);
+ case 270:
+ return checkJsxFragment(node);
+ case 274:
+ return checkJsxAttributes(node, checkMode);
+ case 268:
+ 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.hasModifier(node, 92)) {
+ if (!(func.kind === 162 && ts.nodeIsPresent(func.body))) {
+ error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation);
+ }
+ if (func.kind === 162 && 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 === 162 || func.kind === 166 || func.kind === 171) {
+ error(node, ts.Diagnostics.A_constructor_cannot_have_a_this_parameter);
+ }
+ if (func.kind === 202) {
+ error(node, ts.Diagnostics.An_arrow_function_cannot_have_a_this_parameter);
+ }
+ if (func.kind === 163 || func.kind === 164) {
+ 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 202:
+ case 165:
+ case 244:
+ case 201:
+ case 170:
+ case 161:
+ case 160:
+ 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 === 75 && 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 === 190 || name.kind === 189) {
+ if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, predicateVariableNode, predicateVariableName)) {
+ return true;
+ }
+ }
+ }
+ }
+ function checkSignatureDeclaration(node) {
+ if (node.kind === 167) {
+ checkGrammarIndexSignature(node);
+ }
+ else if (node.kind === 170 || node.kind === 244 || node.kind === 171 ||
+ node.kind === 165 || node.kind === 162 ||
+ node.kind === 166) {
+ 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 166:
+ error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type);
+ break;
+ case 165:
+ 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 !== 167 && node.kind !== 300) {
+ registerForUnusedIdentifiersCheck(node);
+ }
+ }
+ }
+ function checkClassForDuplicateDeclarations(node) {
+ var instanceNames = ts.createUnderscoreEscapedMap();
+ var staticNames = ts.createUnderscoreEscapedMap();
+ var privateIdentifiers = ts.createUnderscoreEscapedMap();
+ for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
+ var member = _a[_i];
+ if (member.kind === 162) {
+ 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.hasModifier(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 163:
+ addName(names, name, memberName, 1);
+ break;
+ case 164:
+ addName(names, name, memberName, 2);
+ break;
+ case 159:
+ addName(names, name, memberName, 3);
+ break;
+ case 161:
+ 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.hasModifier(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 = ts.createMap();
+ for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
+ var member = _a[_i];
+ if (member.kind === 158) {
+ var memberName = void 0;
+ var name = member.name;
+ switch (name.kind) {
+ case 10:
+ case 8:
+ memberName = name.text;
+ break;
+ case 75:
+ 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 === 246) {
+ 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 143:
+ if (!seenStringIndexer) {
+ seenStringIndexer = true;
+ }
+ else {
+ error(declaration, ts.Diagnostics.Duplicate_string_index_signature);
+ }
+ break;
+ case 140:
+ 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.hasModifier(node, 128) && node.kind === 161 && 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 === 159 &&
+ !ts.hasModifier(n, 32) &&
+ !!n.initializer;
+ }
+ var containingClassDecl = node.parent;
+ if (ts.getClassExtendsHeritageElement(containingClassDecl)) {
+ captureLexicalThis(node.parent, containingClassDecl);
+ var classExtendsNull = classDeclarationExtendsNull(containingClassDecl);
+ var superCall = getSuperCallInConstructor(node);
+ 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.hasModifier(p, 92); }));
+ if (superCallShouldBeFirst) {
+ var statements = node.body.statements;
+ var superCallStatement = void 0;
+ for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) {
+ var statement = statements_3[_i];
+ if (statement.kind === 226 && 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 === 163) {
+ 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 === 154) {
+ 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 === 163 ? 164 : 163;
+ var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(node), otherKind);
+ if (otherAccessor) {
+ var nodeFlags = ts.getModifierFlags(node);
+ var otherFlags = ts.getModifierFlags(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 === 163) {
+ 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 === 169 && 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);
+ }
+ }
+ if (type.flags & 32 && getNodeLinks(node).resolvedSymbol.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.elementTypes;
+ var seenOptionalElement = false;
+ for (var i = 0; i < elementTypes.length; i++) {
+ var e = elementTypes[i];
+ if (e.kind === 177) {
+ if (i !== elementTypes.length - 1) {
+ grammarErrorOnNode(e, ts.Diagnostics.A_rest_element_must_be_last_in_a_tuple_type);
+ break;
+ }
+ if (!isArrayType(getTypeFromTypeNode(e.type))) {
+ error(e, ts.Diagnostics.A_rest_element_type_must_be_an_array_type);
+ }
+ }
+ else if (e.kind === 176) {
+ seenOptionalElement = true;
+ }
+ else if (seenOptionalElement) {
+ grammarErrorOnNode(e, ts.Diagnostics.A_required_element_cannot_follow_an_optional_element);
+ break;
+ }
+ }
+ ts.forEach(node.elementTypes, checkSourceElement);
+ }
+ function checkUnionOrIntersectionType(node) {
+ ts.forEach(node.types, checkSourceElement);
+ }
+ 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 === 195 && 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.type);
+ if (!node.type) {
+ reportImplicitAny(node, anyType);
+ }
+ var type = getTypeFromMappedTypeNode(node);
+ 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 === 180 && 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 checkImportType(node) {
+ checkSourceElement(node.argument);
+ getTypeFromTypeNode(node);
+ }
+ function isPrivateWithinAmbient(node) {
+ return (ts.hasModifier(node, 8) || ts.isPrivateIdentifierPropertyDeclaration(node)) && !!(node.flags & 8388608);
+ }
+ function getEffectiveDeclarationFlags(n, flagsToCheck) {
+ var flags = ts.getCombinedModifierFlags(n);
+ if (n.parent.kind !== 246 &&
+ n.parent.kind !== 245 &&
+ n.parent.kind !== 214 &&
+ 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 === 161 || node.kind === 160) &&
+ ts.hasModifier(node, 32) !== ts.hasModifier(subsequentNode, 32);
+ if (reportError) {
+ var diagnostic = ts.hasModifier(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.hasModifier(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;
+ 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.kind === 246 || node.parent.kind === 173 || inAmbientContext;
+ if (inAmbientContextOrInterface) {
+ previousDeclaration = undefined;
+ }
+ if ((node.kind === 245 || node.kind === 214) && !inAmbientContext) {
+ hasNonAmbientClass = true;
+ }
+ if (node.kind === 244 || node.kind === 161 || node.kind === 160 || node.kind === 162) {
+ var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck);
+ someNodeFlags |= currentNodeFlags;
+ allNodeFlags &= currentNodeFlags;
+ someHaveQuestionToken = someHaveQuestionToken || ts.hasQuestionToken(node);
+ allHaveQuestionToken = allHaveQuestionToken && ts.hasQuestionToken(node);
+ if (ts.nodeIsPresent(node.body) && bodyDeclaration) {
+ if (isConstructor) {
+ multipleConstructorImplementation = true;
+ }
+ else {
+ duplicateFunctionDeclaration = true;
+ }
+ }
+ else if (previousDeclaration && previousDeclaration.parent === node.parent && previousDeclaration.end !== node.pos) {
+ reportImplementationExpectedError(previousDeclaration);
+ }
+ if (ts.nodeIsPresent(node.body)) {
+ if (!bodyDeclaration) {
+ bodyDeclaration = node;
+ }
+ }
+ else {
+ hasOverloads = true;
+ }
+ previousDeclaration = node;
+ if (!inAmbientContextOrInterface) {
+ lastSeenNonAmbientDeclaration = node;
+ }
+ }
+ }
+ if (multipleConstructorImplementation) {
+ ts.forEach(declarations, function (declaration) {
+ error(declaration, ts.Diagnostics.Multiple_constructor_implementations_are_not_allowed);
+ });
+ }
+ if (duplicateFunctionDeclaration) {
+ ts.forEach(declarations, function (declaration) {
+ error(ts.getNameOfDeclaration(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.hasModifier(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 246:
+ case 247:
+ case 322:
+ case 315:
+ case 316:
+ return 2;
+ case 249:
+ return ts.isAmbientModule(d) || ts.getModuleInstanceState(d) !== 0
+ ? 4 | 1
+ : 4;
+ case 245:
+ case 248:
+ case 284:
+ return 2 | 1;
+ case 290:
+ return 2 | 1 | 4;
+ case 259:
+ if (!ts.isEntityNameExpression(d.expression)) {
+ return 1;
+ }
+ d = d.expression;
+ case 253:
+ case 256:
+ case 255:
+ var result_10 = 0;
+ var target = resolveAlias(getSymbolOfNode(d));
+ ts.forEach(target.declarations, function (d) { result_10 |= getDeclarationSpaces(d); });
+ return result_10;
+ case 242:
+ case 191:
+ case 244:
+ case 258:
+ case 75:
+ 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);
+ 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 === 75 && 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);
+ var returnType = getReturnTypeOfSignature(signature);
+ if (returnType.flags & 1) {
+ return;
+ }
+ var expectedReturnType;
+ var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node);
+ var errorInfo;
+ switch (node.parent.kind) {
+ case 245:
+ var classSymbol = getSymbolOfNode(node.parent);
+ var classConstructorType = getTypeOfSymbol(classSymbol);
+ expectedReturnType = getUnionType([classConstructorType, voidType]);
+ break;
+ case 156:
+ expectedReturnType = voidType;
+ errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any);
+ break;
+ case 159:
+ expectedReturnType = voidType;
+ errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.The_return_type_of_a_property_decorator_function_must_be_either_void_or_any);
+ break;
+ case 161:
+ case 163:
+ case 164:
+ 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 === 75 ? 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 179:
+ case 178:
+ return getEntityNameForDecoratorMetadataFromTypeList(node.types);
+ case 180:
+ return getEntityNameForDecoratorMetadataFromTypeList([node.trueType, node.falseType]);
+ case 182:
+ return getEntityNameForDecoratorMetadata(node.type);
+ case 169:
+ return node.typeName;
+ }
+ }
+ }
+ function getEntityNameForDecoratorMetadataFromTypeList(types) {
+ var commonEntityName;
+ for (var _i = 0, types_20 = types; _i < types_20.length; _i++) {
+ var typeNode = types_20[_i];
+ while (typeNode.kind === 182) {
+ typeNode = typeNode.type;
+ }
+ if (typeNode.kind === 137) {
+ continue;
+ }
+ if (!strictNullChecks && (typeNode.kind === 100 || typeNode.kind === 146)) {
+ 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 === 156) {
+ checkExternalEmitHelpers(firstDecorator, 32);
+ }
+ if (compilerOptions.emitDecoratorMetadata) {
+ checkExternalEmitHelpers(firstDecorator, 16);
+ switch (node.kind) {
+ case 245:
+ 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 163:
+ case 164:
+ var otherKind = node.kind === 163 ? 164 : 163;
+ var otherAccessor = ts.getDeclarationOfKind(getSymbolOfNode(node), otherKind);
+ markDecoratorMedataDataTypeNodeAsReferenced(getAnnotatedAccessorTypeNode(node) || otherAccessor && getAnnotatedAccessorTypeNode(otherAccessor));
+ break;
+ case 161:
+ for (var _b = 0, _c = node.parameters; _b < _c.length; _b++) {
+ var parameter = _c[_b];
+ markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter));
+ }
+ markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveReturnTypeNode(node));
+ break;
+ case 159:
+ markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveTypeAnnotationNode(node));
+ break;
+ case 156:
+ 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 === 153 ? 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 75:
+ return node;
+ case 194:
+ return node.name;
+ default:
+ return undefined;
+ }
+ }
+ function checkFunctionOrMethodDeclaration(node) {
+ checkDecorators(node);
+ checkSignatureDeclaration(node);
+ var functionFlags = ts.getFunctionFlags(node);
+ if (node.name && node.name.kind === 154) {
+ 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) {
+ if (ts.getDeclarationOfKind(symbol, node.kind) === node) {
+ checkFunctionOrConstructorSymbol(symbol);
+ }
+ }
+ }
+ var body = node.kind === 160 ? 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 245:
+ case 214:
+ checkUnusedClassMembers(node, addDiagnostic);
+ checkUnusedTypeParameters(node, addDiagnostic);
+ break;
+ case 290:
+ case 249:
+ case 223:
+ case 251:
+ case 230:
+ case 231:
+ case 232:
+ checkUnusedLocalsAndParameters(node, addDiagnostic);
+ break;
+ case 162:
+ case 201:
+ case 244:
+ case 202:
+ case 161:
+ case 163:
+ case 164:
+ if (node.body) {
+ checkUnusedLocalsAndParameters(node, addDiagnostic);
+ }
+ checkUnusedTypeParameters(node, addDiagnostic);
+ break;
+ case 160:
+ case 165:
+ case 166:
+ case 170:
+ case 171:
+ case 247:
+ case 246:
+ checkUnusedTypeParameters(node, addDiagnostic);
+ break;
+ case 181:
+ 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 161:
+ case 159:
+ case 163:
+ case 164:
+ if (member.kind === 164 && member.symbol.flags & 32768) {
+ break;
+ }
+ var symbol = getSymbolOfNode(member);
+ if (!symbol.isReferenced
+ && (ts.hasModifier(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 162:
+ for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) {
+ var parameter = _c[_b];
+ if (!parameter.symbol.isReferenced && ts.hasModifier(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 167:
+ case 222:
+ 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.NodeSet();
+ 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 !== 181 && parent.typeParameters.every(isTypeParameterUnused)) {
+ if (seenParentsWithEveryUnused.tryAdd(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 = ts.createMap();
+ var unusedDestructures = ts.createMap();
+ var unusedVariables = ts.createMap();
+ 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 === 256 ? 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 === 242 && bindingPattern.parent.parent.kind === 243) {
+ 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 === 225 ? 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 75:
+ return ts.idText(name);
+ case 190:
+ case 189:
+ return bindingNameText(ts.cast(ts.first(name.elements), ts.isBindingElement).name);
+ default:
+ return ts.Debug.assertNever(name);
+ }
+ }
+ function isImportedDeclaration(node) {
+ return node.kind === 255 || node.kind === 258 || node.kind === 256;
+ }
+ function importClauseFromImported(decl) {
+ return decl.kind === 255 ? decl : decl.kind === 256 ? decl.parent : decl.parent.parent;
+ }
+ function checkBlock(node) {
+ if (node.kind === 223) {
+ 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 || compilerOptions.noEmit || !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) {
+ error(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 === 159 ||
+ node.kind === 158 ||
+ node.kind === 161 ||
+ node.kind === 160 ||
+ node.kind === 163 ||
+ node.kind === 164) {
+ return false;
+ }
+ if (node.flags & 8388608) {
+ return false;
+ }
+ var root = ts.getRootDeclaration(node);
+ if (root.kind === 156 && 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 !== 75;
+ 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 !== 75;
+ 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) {
+ error(node, ts.Diagnostics.Compiler_reserves_name_0_when_emitting_private_identifier_downlevel, "WeakMap");
+ }
+ }
+ function checkCollisionWithRequireExportsInGeneratedCode(node, name) {
+ if (moduleKind >= ts.ModuleKind.ES2015 || compilerOptions.noEmit) {
+ 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 === 290 && ts.isExternalOrCommonJsModule(parent)) {
+ error(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 || compilerOptions.noEmit || !needCollisionCheckForIdentifier(node, name, "Promise")) {
+ return;
+ }
+ if (ts.isModuleDeclaration(node) && ts.getModuleInstanceState(node) !== 1) {
+ return;
+ }
+ var parent = getDeclarationContainer(node);
+ if (parent.kind === 290 && ts.isExternalOrCommonJsModule(parent) && parent.flags & 2048) {
+ error(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 === 242 && !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, 243);
+ var container = varDeclList.parent.kind === 225 && varDeclList.parent.parent
+ ? varDeclList.parent.parent
+ : undefined;
+ var namesShareScope = container &&
+ (container.kind === 223 && ts.isFunctionLike(container.parent) ||
+ container.kind === 250 ||
+ container.kind === 249 ||
+ container.kind === 290);
+ 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) {
+ checkDecorators(node);
+ if (!ts.isBindingElement(node)) {
+ checkSourceElement(node.type);
+ }
+ if (!node.name) {
+ return;
+ }
+ if (node.name.kind === 154) {
+ checkComputedPropertyName(node.name);
+ if (node.initializer) {
+ checkExpressionCached(node.initializer);
+ }
+ }
+ if (node.kind === 191) {
+ if (node.parent.kind === 189 && languageVersion < 99) {
+ checkExternalEmitHelpers(node, 4);
+ }
+ if (node.propertyName && node.propertyName.kind === 154) {
+ 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 === 102, parentType, property);
+ }
+ }
+ }
+ }
+ if (ts.isBindingPattern(node.name)) {
+ if (node.name.kind === 190 && languageVersion < 2 && compilerOptions.downlevelIteration) {
+ checkExternalEmitHelpers(node, 512);
+ }
+ ts.forEach(node.name.elements, checkSourceElement);
+ }
+ if (node.initializer && ts.getRootDeclaration(node).kind === 156 && 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 !== 231;
+ 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);
+ 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)) &&
+ ts.hasEntries(symbol.exports);
+ if (!isJSObjectLiteralInitializer && node.parent.parent.kind !== 231) {
+ 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 !== 159 && node.kind !== 158) {
+ checkExportsOnMergedDeclarations(node);
+ if (node.kind === 242 || node.kind === 191) {
+ checkVarDeclaredNamesNotShadowed(node);
+ }
+ checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
+ checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
+ if (!compilerOptions.noEmit && 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 === 159 || nextDeclaration.kind === 158
+ ? 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 === 156 && right.kind === 242) ||
+ (left.kind === 242 && right.kind === 156)) {
+ return true;
+ }
+ if (ts.hasQuestionToken(left) !== ts.hasQuestionToken(right)) {
+ return false;
+ }
+ var interestingFlags = 8 |
+ 16 |
+ 256 |
+ 128 |
+ 64 |
+ 32;
+ return ts.getSelectedModifierFlags(left, interestingFlags) === ts.getSelectedModifierFlags(right, interestingFlags);
+ }
+ function checkVariableDeclaration(node) {
+ checkGrammarVariableDeclaration(node);
+ return checkVariableLikeDeclaration(node);
+ }
+ 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 === 224) {
+ 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 === 104 && childExpression.kind === 104) {
+ 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 === 243) {
+ checkGrammarVariableDeclarationList(node.initializer);
+ }
+ }
+ if (node.initializer) {
+ if (node.initializer.kind === 243) {
+ 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 === 243) {
+ checkForInOrForOfVariableDeclaration(node);
+ }
+ else {
+ var varExpr = node.initializer;
+ var iteratedType = checkRightHandSideOfForOf(node);
+ if (varExpr.kind === 192 || varExpr.kind === 193) {
+ 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 === 243) {
+ 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 === 192 || varExpr.kind === 193) {
+ 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;
+ 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 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 & 132); });
+ if (filteredTypes !== arrayTypes) {
+ arrayType = getUnionType(filteredTypes, 2);
+ }
+ }
+ else if (arrayType.flags & 132) {
+ 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 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 ? stringType : undefined;
+ }
+ var arrayElementType = getIndexTypeOfType(arrayType, 1);
+ if (hasStringConstituent && arrayElementType) {
+ if (arrayElementType.flags & 132) {
+ return stringType;
+ }
+ return getUnionType([arrayElementType, stringType], 2);
+ }
+ return 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));
+ errorNode = 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 = getUnionType(ts.map(signatures, getReturnTypeOfSignature), 2);
+ 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 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;
+ }
+ 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 ? getUnionType(methodReturnTypes, 2) : 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 === 164) {
+ if (node.expression) {
+ error(node, ts.Diagnostics.Setters_cannot_return_a_value);
+ }
+ }
+ else if (func.kind === 162) {
+ 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 !== 162 && 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 === 278 && !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 === 277) {
+ 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 === 238 && 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 (node.expression === undefined) {
+ 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) {
+ if (catchClause.variableDeclaration.type) {
+ grammarErrorOnFirstToken(catchClause.variableDeclaration.type, ts.Diagnostics.Catch_clause_variable_cannot_have_a_type_annotation);
+ }
+ else if (catchClause.variableDeclaration.initializer) {
+ grammarErrorOnFirstToken(catchClause.variableDeclaration.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.hasModifier(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 === 209 ||
+ name.kind === 154 ||
+ 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 === 169) {
+ 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.hasModifier(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);
+ 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_19 = 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_19(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.hasModifier(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 === 245 || d.kind === 246;
+ });
+ }
+ 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.hasModifier(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 === 214) {
+ 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 (!compilerOptions.useDefineForClassFields
+ || baseDeclarationFlags & 128 && !(base.valueDeclaration && ts.isPropertyDeclaration(base.valueDeclaration) && base.valueDeclaration.initializer)
+ || base.valueDeclaration && base.valueDeclaration.parent.kind === 246
+ || 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 {
+ var uninitialized = ts.find(derived.declarations, function (d) { return d.kind === 159 && !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 = ts.createUnderscoreEscapedMap();
+ 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 = ts.createUnderscoreEscapedMap();
+ 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.getModifierFlags(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 === 159 &&
+ !ts.hasModifier(node, 32 | 128) &&
+ !node.exclamationToken &&
+ !node.initializer;
+ }
+ function isPropertyInitializedInConstructor(propName, propType, constructor) {
+ var reference = ts.createPropertyAccess(ts.createThis(), propName);
+ reference.expression.parent = reference;
+ reference.parent = 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, 246);
+ 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);
+ 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 207:
+ 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 209:
+ 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 200:
+ return evaluate(expr.expression);
+ case 75:
+ var identifier = expr;
+ if (isInfinityOrNaNString(identifier.escapedText)) {
+ return +(identifier.escapedText);
+ }
+ return ts.nodeIsMissing(expr) ? 0 : evaluateEnumMember(expr, getSymbolOfNode(member.parent), identifier.escapedText);
+ case 195:
+ case 194:
+ 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 === 194) {
+ 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 === 75 ||
+ node.kind === 194 && isConstantMemberAccess(node.expression) ||
+ node.kind === 195 && 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 !== 248) {
+ 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 === 245 ||
+ (declaration.kind === 244 && 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, 245);
+ 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 225:
+ for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) {
+ var decl = _a[_i];
+ checkModuleAugmentationElement(decl, isGlobalAugmentation);
+ }
+ break;
+ case 259:
+ case 260:
+ grammarErrorOnFirstToken(node, ts.Diagnostics.Exports_and_export_assignments_are_not_permitted_in_module_augmentations);
+ break;
+ case 253:
+ case 254:
+ grammarErrorOnFirstToken(node, ts.Diagnostics.Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module);
+ break;
+ case 191:
+ case 242:
+ 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 245:
+ case 248:
+ case 244:
+ case 246:
+ case 249:
+ case 247:
+ 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 75:
+ return node;
+ case 153:
+ do {
+ node = node.left;
+ } while (node.kind !== 75);
+ return node;
+ case 194:
+ do {
+ if (ts.isModuleExportsAccessExpression(node.expression) && !ts.isPrivateIdentifier(node.name)) {
+ return node.name;
+ }
+ node = node.expression;
+ } while (node.kind !== 75);
+ 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 === 250 && ts.isAmbientModule(node.parent.parent);
+ if (node.parent.kind !== 290 && !inAmbientExternalModule) {
+ error(moduleName, node.kind === 260 ?
+ 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);
+ var shouldSkipWithJSExpandoTargets = symbol.flags & 67108864;
+ if (!shouldSkipWithJSExpandoTargets && 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 === 263 ?
+ 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 === 263
+ && !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);
+ }
+ }
+ }
+ function checkImportBinding(node) {
+ checkCollisionWithRequireExportsInGeneratedCode(node, node.name);
+ checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name);
+ checkAliasSymbol(node);
+ }
+ 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.hasModifiers(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 === 256) {
+ checkImportBinding(importClause.namedBindings);
+ }
+ 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.hasModifier(node, 1)) {
+ markExportAsReferenced(node);
+ }
+ if (node.moduleReference.kind !== 265) {
+ 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.hasModifiers(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, 1048576);
+ }
+ 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 === 250 && ts.isAmbientModule(node.parent.parent);
+ var inAmbientNamespaceDeclaration = !inAmbientExternalModule && node.parent.kind === 250 &&
+ !node.moduleSpecifier && node.flags & 8388608;
+ if (node.parent.kind !== 290 && !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) {
+ checkExternalEmitHelpers(node, 65536);
+ }
+ }
+ }
+ }
+ function checkGrammarExportDeclaration(node) {
+ var _a;
+ var isTypeOnlyExportStar = node.isTypeOnly && ((_a = node.exportClause) === null || _a === void 0 ? void 0 : _a.kind) !== 261;
+ if (isTypeOnlyExportStar) {
+ grammarErrorOnNode(node, ts.Diagnostics.Only_named_exports_may_use_export_type);
+ }
+ return !isTypeOnlyExportStar;
+ }
+ function checkGrammarModuleElementContext(node, errorMessage) {
+ var isInAppropriateContext = node.parent.kind === 290 || node.parent.kind === 250 || node.parent.kind === 249;
+ 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);
+ }
+ }
+ }
+ }
+ function checkExportAssignment(node) {
+ if (checkGrammarModuleElementContext(node, ts.Diagnostics.An_export_assignment_can_only_be_used_in_a_module)) {
+ return;
+ }
+ var container = node.parent.kind === 290 ? node.parent : node.parent.parent;
+ if (container.kind === 249 && !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.hasModifiers(node)) {
+ grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_assignment_cannot_have_modifiers);
+ }
+ if (node.expression.kind === 75) {
+ 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);
+ }
+ }
+ 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 249:
+ case 245:
+ case 246:
+ case 244:
+ cancellationToken.throwIfCancellationRequested();
+ }
+ }
+ if (kind >= 225 && kind <= 241 && node.flowNode && !isReachableFlowNode(node.flowNode)) {
+ errorOrSuggestion(compilerOptions.allowUnreachableCode === false, node, ts.Diagnostics.Unreachable_code_detected);
+ }
+ switch (kind) {
+ case 155:
+ return checkTypeParameter(node);
+ case 156:
+ return checkParameter(node);
+ case 159:
+ return checkPropertyDeclaration(node);
+ case 158:
+ return checkPropertySignature(node);
+ case 170:
+ case 171:
+ case 165:
+ case 166:
+ case 167:
+ return checkSignatureDeclaration(node);
+ case 161:
+ case 160:
+ return checkMethodDeclaration(node);
+ case 162:
+ return checkConstructorDeclaration(node);
+ case 163:
+ case 164:
+ return checkAccessorDeclaration(node);
+ case 169:
+ return checkTypeReferenceNode(node);
+ case 168:
+ return checkTypePredicate(node);
+ case 172:
+ return checkTypeQuery(node);
+ case 173:
+ return checkTypeLiteral(node);
+ case 174:
+ return checkArrayType(node);
+ case 175:
+ return checkTupleType(node);
+ case 178:
+ case 179:
+ return checkUnionOrIntersectionType(node);
+ case 182:
+ case 176:
+ case 177:
+ return checkSourceElement(node.type);
+ case 183:
+ return checkThisType(node);
+ case 184:
+ return checkTypeOperator(node);
+ case 180:
+ return checkConditionalType(node);
+ case 181:
+ return checkInferType(node);
+ case 188:
+ return checkImportType(node);
+ case 307:
+ return checkJSDocAugmentsTag(node);
+ case 308:
+ return checkJSDocImplementsTag(node);
+ case 322:
+ case 315:
+ case 316:
+ return checkJSDocTypeAliasTag(node);
+ case 321:
+ return checkJSDocTemplateTag(node);
+ case 320:
+ return checkJSDocTypeTag(node);
+ case 317:
+ return checkJSDocParameterTag(node);
+ case 323:
+ return checkJSDocPropertyTag(node);
+ case 300:
+ checkJSDocFunctionType(node);
+ case 298:
+ case 297:
+ case 295:
+ case 296:
+ case 304:
+ checkJSDocTypeIsInJsFile(node);
+ ts.forEachChild(node, checkSourceElement);
+ return;
+ case 301:
+ checkJSDocVariadicType(node);
+ return;
+ case 294:
+ return checkSourceElement(node.type);
+ case 185:
+ return checkIndexedAccessType(node);
+ case 186:
+ return checkMappedType(node);
+ case 244:
+ return checkFunctionDeclaration(node);
+ case 223:
+ case 250:
+ return checkBlock(node);
+ case 225:
+ return checkVariableStatement(node);
+ case 226:
+ return checkExpressionStatement(node);
+ case 227:
+ return checkIfStatement(node);
+ case 228:
+ return checkDoStatement(node);
+ case 229:
+ return checkWhileStatement(node);
+ case 230:
+ return checkForStatement(node);
+ case 231:
+ return checkForInStatement(node);
+ case 232:
+ return checkForOfStatement(node);
+ case 233:
+ case 234:
+ return checkBreakOrContinueStatement(node);
+ case 235:
+ return checkReturnStatement(node);
+ case 236:
+ return checkWithStatement(node);
+ case 237:
+ return checkSwitchStatement(node);
+ case 238:
+ return checkLabeledStatement(node);
+ case 239:
+ return checkThrowStatement(node);
+ case 240:
+ return checkTryStatement(node);
+ case 242:
+ return checkVariableDeclaration(node);
+ case 191:
+ return checkBindingElement(node);
+ case 245:
+ return checkClassDeclaration(node);
+ case 246:
+ return checkInterfaceDeclaration(node);
+ case 247:
+ return checkTypeAliasDeclaration(node);
+ case 248:
+ return checkEnumDeclaration(node);
+ case 249:
+ return checkModuleDeclaration(node);
+ case 254:
+ return checkImportDeclaration(node);
+ case 253:
+ return checkImportEqualsDeclaration(node);
+ case 260:
+ return checkExportDeclaration(node);
+ case 259:
+ return checkExportAssignment(node);
+ case 224:
+ case 241:
+ checkGrammarStatementInAmbientContext(node);
+ return;
+ case 264:
+ 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 || ts.createMap();
+ 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 196:
+ case 197:
+ case 198:
+ case 157:
+ case 268:
+ resolveUntypedCall(node);
+ break;
+ case 201:
+ case 202:
+ case 161:
+ case 160:
+ checkFunctionExpressionOrObjectLiteralMethodDeferred(node);
+ break;
+ case 163:
+ case 164:
+ checkAccessorDeclaration(node);
+ break;
+ case 214:
+ checkClassExpressionDeferred(node);
+ break;
+ case 267:
+ checkJsxSelfClosingElementDeferred(node);
+ break;
+ case 266:
+ checkJsxElementDeferred(node);
+ break;
+ }
+ currentNode = saveCurrentNode;
+ }
+ function checkSourceFile(node) {
+ ts.performance.mark("beforeCheck");
+ checkSourceFileWorker(node);
+ ts.performance.mark("afterCheck");
+ ts.performance.measure("Check", "beforeCheck", "afterCheck");
+ }
+ 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 290:
+ if (!ts.isExternalOrCommonJsModule(location))
+ break;
+ case 249:
+ copySymbols(getSymbolOfNode(location).exports, meaning & 2623475);
+ break;
+ case 248:
+ copySymbols(getSymbolOfNode(location).exports, meaning & 8);
+ break;
+ case 214:
+ var className = location.name;
+ if (className) {
+ copySymbol(location.symbol, meaning);
+ }
+ case 245:
+ case 246:
+ if (!isStatic) {
+ copySymbols(getMembersOfSymbol(getSymbolOfNode(location)), meaning & 788968);
+ }
+ break;
+ case 201:
+ var funcName = location.name;
+ if (funcName) {
+ copySymbol(location.symbol, meaning);
+ }
+ break;
+ }
+ if (ts.introducesArgumentsExoticObject(location)) {
+ copySymbol(argumentsSymbol, meaning);
+ }
+ isStatic = ts.hasModifier(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 === 75 &&
+ isTypeDeclaration(name.parent) &&
+ name.parent.name === name;
+ }
+ function isTypeDeclaration(node) {
+ switch (node.kind) {
+ case 155:
+ case 245:
+ case 246:
+ case 247:
+ case 248:
+ return true;
+ case 255:
+ return node.isTypeOnly;
+ case 258:
+ case 263:
+ return node.parent.parent.isTypeOnly;
+ default:
+ return false;
+ }
+ }
+ function isTypeReferenceIdentifier(node) {
+ while (node.parent.kind === 153) {
+ node = node.parent;
+ }
+ return node.parent.kind === 169;
+ }
+ function isHeritageClauseElementIdentifier(node) {
+ while (node.parent.kind === 194) {
+ node = node.parent;
+ }
+ return node.parent.kind === 216;
+ }
+ 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 === 153) {
+ nodeOnRightSide = nodeOnRightSide.parent;
+ }
+ if (nodeOnRightSide.parent.kind === 253) {
+ return nodeOnRightSide.parent.moduleReference === nodeOnRightSide ? nodeOnRightSide.parent : undefined;
+ }
+ if (nodeOnRightSide.parent.kind === 259) {
+ 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 === 188 && 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 === 194 &&
+ name.parent === name.parent.parent.left) {
+ if (!ts.isPrivateIdentifier(name)) {
+ var specialPropertyAssignmentSymbol = getSpecialPropertyAssignmentSymbolFromEntityName(name);
+ if (specialPropertyAssignmentSymbol) {
+ return specialPropertyAssignmentSymbol;
+ }
+ }
+ }
+ if (name.parent.kind === 259 && 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, 253);
+ 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 === 216) {
+ 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 === 317) {
+ return ts.getParameterSymbolFromJSDoc(name.parent);
+ }
+ if (name.parent.kind === 155 && name.parent.parent.kind === 321) {
+ 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 === 75) {
+ 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 === 194 || name.kind === 153) {
+ var links = getNodeLinks(name);
+ if (links.resolvedSymbol) {
+ return links.resolvedSymbol;
+ }
+ if (name.kind === 194) {
+ checkPropertyAccessExpression(name);
+ }
+ else {
+ checkQualifiedName(name);
+ }
+ return links.resolvedSymbol;
+ }
+ }
+ else if (isTypeReferenceIdentifier(name)) {
+ var meaning = name.parent.kind === 169 ? 788968 : 1920;
+ return resolveEntityName(name, meaning, false, true);
+ }
+ if (name.parent.kind === 168) {
+ return resolveEntityName(name, 1);
+ }
+ return undefined;
+ }
+ function getSymbolAtLocation(node, ignoreErrors) {
+ if (node.kind === 290) {
+ 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 === 75) {
+ if (isInRightSideOfImportOrExportAssignment(node)) {
+ return getSymbolOfNameOrPropertyAccessExpression(node);
+ }
+ else if (parent.kind === 191 &&
+ grandParent.kind === 189 &&
+ node === parent.propertyName) {
+ var typeOfPattern = getTypeOfNode(grandParent);
+ var propertyDeclaration = getPropertyOfType(typeOfPattern, node.escapedText);
+ if (propertyDeclaration) {
+ return propertyDeclaration;
+ }
+ }
+ }
+ switch (node.kind) {
+ case 75:
+ case 76:
+ case 194:
+ case 153:
+ return getSymbolOfNameOrPropertyAccessExpression(node);
+ case 104:
+ 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 183:
+ return getTypeFromThisTypeNode(node).symbol;
+ case 102:
+ return checkExpression(node).symbol;
+ case 129:
+ var constructorDeclaration = node.parent;
+ if (constructorDeclaration && constructorDeclaration.kind === 162) {
+ 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 === 254 || node.parent.kind === 260) && 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 84:
+ case 94:
+ case 38:
+ case 80:
+ return getSymbolOfNode(node.parent);
+ case 188:
+ return ts.isLiteralImportTypeNode(node) ? getSymbolAtLocation(node.argument.literal, ignoreErrors) : undefined;
+ case 89:
+ return ts.isExportAssignment(node.parent) ? ts.Debug.checkDefined(node.parent.symbol) : undefined;
+ default:
+ return undefined;
+ }
+ }
+ function getShorthandAssignmentValueSymbol(location) {
+ if (location && location.kind === 282) {
+ return resolveEntityName(location.name, 111551 | 2097152);
+ }
+ return undefined;
+ }
+ function getExportSpecifierLocalTargetSymbol(node) {
+ return node.parent.parent.moduleSpecifier ?
+ getExternalModuleMember(node.parent.parent, node) :
+ resolveEntityName(node.propertyName || node.name, 111551 | 788968 | 1920 | 2097152);
+ }
+ function getTypeOfNode(node) {
+ 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 === 193 || expr.kind === 192);
+ if (expr.parent.kind === 232) {
+ var iteratedType = checkRightHandSideOfForOf(expr.parent);
+ return checkDestructuringAssignment(expr, iteratedType || errorType);
+ }
+ if (expr.parent.kind === 209) {
+ var iteratedType = getTypeOfExpression(expr.parent.right);
+ return checkDestructuringAssignment(expr, iteratedType || errorType);
+ }
+ if (expr.parent.kind === 281) {
+ var node_4 = ts.cast(expr.parent.parent, ts.isObjectLiteralExpression);
+ var typeOfParentObjectLiteral = getTypeOfAssignmentPattern(node_4) || errorType;
+ var propertyIndex = ts.indexOfNode(node_4.properties, expr.parent);
+ return checkObjectLiteralDestructuringPropertyAssignment(node_4, 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.hasModifier(node, 32)
+ ? getTypeOfSymbol(classSymbol)
+ : getDeclaredTypeOfSymbol(classSymbol);
+ }
+ function getClassElementPropertyKeyType(element) {
+ var name = element.name;
+ switch (name.kind) {
+ case 75:
+ return getLiteralType(ts.idText(name));
+ case 8:
+ case 10:
+ return getLiteralType(name.text);
+ case 154:
+ 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)) {
+ var node = ts.getParseTreeNode(nodeIn, ts.isIdentifier);
+ if (node) {
+ var isPropertyName_1 = node.parent.kind === 194 && node.parent.name === node;
+ return !isPropertyName_1 && getReferencedValueSymbol(node) === argumentsSymbol;
+ }
+ }
+ return false;
+ }
+ 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 === 290) {
+ 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) {
+ 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 === 280;
+ }
+ 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 === 223 && 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 253:
+ return isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol);
+ case 255:
+ case 256:
+ case 258:
+ case 263:
+ var symbol = getSymbolOfNode(node) || unknownSymbol;
+ return isAliasResolvedToValue(symbol) && !getTypeOnlyAliasDeclaration(symbol);
+ case 260:
+ var exportClause = node.exportClause;
+ return !!exportClause && (ts.isNamespaceExport(exportClause) ||
+ ts.some(exportClause.elements, isValueAliasDeclaration));
+ case 259:
+ return node.expression && node.expression.kind === 75 ?
+ isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol) :
+ true;
+ }
+ return false;
+ }
+ function isTopLevelValueImportEqualsWithEntityName(nodeIn) {
+ var node = ts.getParseTreeNode(nodeIn, ts.isImportEqualsDeclaration);
+ if (node === undefined || node.parent.kind !== 290 || !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.getModifierFlags(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.hasModifier(parameter, 92);
+ }
+ function isOptionalUninitializedParameterProperty(parameter) {
+ return strictNullChecks &&
+ isOptionalParameter(parameter) &&
+ !parameter.initializer &&
+ ts.hasModifier(parameter, 92);
+ }
+ 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 284:
+ case 194:
+ case 195:
+ return true;
+ }
+ return false;
+ }
+ function getConstantValue(node) {
+ if (node.kind === 284) {
+ 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 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, false, location);
+ var typeSymbol = resolveEntityName(typeName, 788968, true, false, location);
+ if (valueSymbol && valueSymbol === typeSymbol) {
+ var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(false);
+ if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) {
+ return ts.TypeReferenceSerializationKind.Promise;
+ }
+ var constructorType = getTypeOfSymbol(valueSymbol);
+ if (constructorType && isConstructorType(constructorType)) {
+ return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue;
+ }
+ }
+ if (!typeSymbol) {
+ return ts.TypeReferenceSerializationKind.Unknown;
+ }
+ var type = getDeclaredTypeOfSymbol(typeSymbol);
+ if (type === errorType) {
+ return 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, 132)) {
+ 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.createToken(125);
+ }
+ 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.createToken(125);
+ }
+ 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.createToken(125);
+ }
+ 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.createTrue() : type === falseType && ts.createFalse();
+ return enumResult || ts.createLiteral(type.value);
+ }
+ 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 createResolver() {
+ var resolvedTypeReferenceDirectives = host.getResolvedTypeReferenceDirectives();
+ var fileToDirective;
+ if (resolvedTypeReferenceDirectives) {
+ fileToDirective = ts.createMap();
+ 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 (node) {
+ node = ts.getParseTreeNode(node);
+ return node ? isValueAliasDeclaration(node) : true;
+ },
+ hasGlobalName: hasGlobalName,
+ isReferencedAliasDeclaration: function (node, checkChildren) {
+ node = ts.getParseTreeNode(node);
+ return node ? isReferencedAliasDeclaration(node, checkChildren) : true;
+ },
+ getNodeCheckFlags: function (node) {
+ node = ts.getParseTreeNode(node);
+ 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,
+ getAllAccessorDeclarations: function (accessor) {
+ accessor = ts.getParseTreeNode(accessor, ts.isGetOrSetAccessorDeclaration);
+ var otherKind = accessor.kind === 164 ? 163 : 164;
+ 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 === 164 ? accessor : otherAccessor;
+ var getAccessor = accessor.kind === 163 ? 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 === 290, "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 === 216 && node.parent.parent && node.parent.parent.kind === 279;
+ }
+ function getTypeReferenceDirectivesForEntityName(node) {
+ if (!fileToDirective) {
+ return undefined;
+ }
+ var meaning = 788968 | 1920;
+ if ((node.kind === 75 && isInTypeQuery(node)) || (node.kind === 194 && !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 === 290 && 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.originalFileName);
+ var referencedFile = host.getSourceFile(resolvedFile);
+ if (referencedFile) {
+ addReferencedFilesToTypeDirective(referencedFile, key);
+ }
+ }
+ }
+ }
+ function getExternalModuleFileFromDeclaration(declaration) {
+ var specifier = declaration.kind === 249 ? ts.tryCast(declaration.name, ts.isStringLiteral) : ts.getExternalModuleName(declaration);
+ var moduleSymbol = resolveExternalModuleNameWorker(specifier, specifier, undefined);
+ if (!moduleSymbol) {
+ return undefined;
+ }
+ return ts.getDeclarationOfKind(moduleSymbol, 290);
+ }
+ function initializeTypeChecker() {
+ for (var _i = 0, _a = host.getSourceFiles(); _i < _a.length; _i++) {
+ var file = _a[_i];
+ ts.bindSourceFile(file, compilerOptions);
+ }
+ amalgamatedDuplicates = ts.createMap();
+ 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 <= 1048576; 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 "__makeTemplateObject";
+ case 262144: return "__classPrivateFieldGet";
+ case 524288: return "__classPrivateFieldSet";
+ case 1048576: 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 === 161 && !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 === 163 || node.kind === 164) {
+ 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 !== 138) {
+ if (node.kind === 158 || node.kind === 160) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind));
+ }
+ if (node.kind === 167) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind));
+ }
+ }
+ switch (modifier.kind) {
+ case 81:
+ if (node.kind !== 248) {
+ return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(81));
+ }
+ break;
+ case 119:
+ case 118:
+ case 117:
+ 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 === 250 || node.parent.kind === 290) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text);
+ }
+ else if (flags & 128) {
+ if (modifier.kind === 117) {
+ 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 120:
+ 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 === 250 || node.parent.kind === 290) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static");
+ }
+ else if (node.kind === 156) {
+ 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 138:
+ if (flags & 64) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly");
+ }
+ else if (node.kind !== 159 && node.kind !== 158 && node.kind !== 167 && node.kind !== 156) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature);
+ }
+ flags |= 64;
+ lastReadonly = modifier;
+ break;
+ case 89:
+ 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_a_class_element, "export");
+ }
+ else if (node.kind === 156) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export");
+ }
+ flags |= 1;
+ break;
+ case 84:
+ var container = node.parent.kind === 290 ? node.parent : node.parent.parent;
+ if (container.kind === 249 && !ts.isAmbientModule(container)) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module);
+ }
+ flags |= 512;
+ break;
+ case 130:
+ 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_a_class_element, "declare");
+ }
+ else if (node.kind === 156) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare");
+ }
+ else if ((node.parent.flags & 8388608) && node.parent.kind === 250) {
+ 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 122:
+ if (flags & 128) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract");
+ }
+ if (node.kind !== 245) {
+ if (node.kind !== 161 &&
+ node.kind !== 159 &&
+ node.kind !== 163 &&
+ node.kind !== 164) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration);
+ }
+ if (!(node.parent.kind === 245 && ts.hasModifier(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 (ts.isNamedDeclaration(node) && node.name.kind === 76) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_a_private_identifier, "abstract");
+ }
+ flags |= 128;
+ break;
+ case 126:
+ 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 === 156) {
+ return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async");
+ }
+ flags |= 256;
+ lastAsync = modifier;
+ break;
+ }
+ }
+ if (node.kind === 162) {
+ 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 === 254 || node.kind === 253) && flags & 2) {
+ return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare");
+ }
+ else if (node.kind === 156 && (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 === 156 && (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 163:
+ case 164:
+ case 162:
+ case 159:
+ case 158:
+ case 161:
+ case 160:
+ case 167:
+ case 249:
+ case 254:
+ case 253:
+ case 260:
+ case 259:
+ case 201:
+ case 202:
+ case 156:
+ return false;
+ default:
+ if (node.parent.kind === 250 || node.parent.kind === 290) {
+ return false;
+ }
+ switch (node.kind) {
+ case 244:
+ return nodeHasAnyModifiersExcept(node, 126);
+ case 245:
+ return nodeHasAnyModifiersExcept(node, 122);
+ case 246:
+ case 225:
+ case 247:
+ return true;
+ case 248:
+ return nodeHasAnyModifiersExcept(node, 81);
+ 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 161:
+ case 244:
+ case 201:
+ case 202:
+ 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 (parameter.questionToken) {
+ seenOptionalParameter = true;
+ if (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_1 = 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_1));
+ 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.hasModifiers(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 !== 143 && parameter.type.kind !== 140) {
+ 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 === 215) {
+ 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 === 90) {
+ 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 === 113);
+ 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 === 90) {
+ if (seenExtendsClause) {
+ return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen);
+ }
+ seenExtendsClause = true;
+ }
+ else {
+ ts.Debug.assert(heritageClause.token === 113);
+ return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause);
+ }
+ checkGrammarHeritageClause(heritageClause);
+ }
+ }
+ return false;
+ }
+ function checkGrammarComputedPropertyName(node) {
+ if (node.kind !== 154) {
+ return false;
+ }
+ var computedPropertyName = node;
+ if (computedPropertyName.expression.kind === 209 && 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 === 244 ||
+ node.kind === 201 ||
+ node.kind === 161);
+ 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 = ts.createUnderscoreEscapedMap();
+ for (var _i = 0, _a = node.properties; _i < _a.length; _i++) {
+ var prop = _a[_i];
+ if (prop.kind === 283) {
+ 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 === 154) {
+ checkGrammarComputedPropertyName(name);
+ }
+ if (prop.kind === 282 && !inDestructuring && prop.objectAssignmentInitializer) {
+ return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment);
+ }
+ if (name.kind === 76) {
+ 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 !== 126 || prop.kind !== 161) {
+ grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod));
+ }
+ }
+ }
+ var currentKind = void 0;
+ switch (prop.kind) {
+ case 282:
+ checkGrammarForInvalidExclamationToken(prop.exclamationToken, ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context);
+ case 281:
+ checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional);
+ if (name.kind === 8) {
+ checkGrammarNumericLiteral(name);
+ }
+ currentKind = 4;
+ break;
+ case 161:
+ currentKind = 8;
+ break;
+ case 163:
+ currentKind = 1;
+ break;
+ case 164:
+ 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 = ts.createUnderscoreEscapedMap();
+ for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) {
+ var attr = _a[_i];
+ if (attr.kind === 275) {
+ 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 === 276 && !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 === 232 && 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 !== 162) {
+ 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 === 243) {
+ var variableList = forInOrOfStatement.initializer;
+ if (!checkGrammarVariableDeclarationList(variableList)) {
+ var declarations = variableList.declarations;
+ if (!declarations.length) {
+ return false;
+ }
+ if (declarations.length > 1) {
+ var diagnostic = forInOrOfStatement.kind === 231
+ ? 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 === 231
+ ? 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 === 231
+ ? 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.hasModifier(accessor, 128)) {
+ return grammarErrorAtPos(accessor, accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{");
+ }
+ }
+ if (accessor.body && ts.hasModifier(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 === 163 ?
+ ts.Diagnostics.A_get_accessor_cannot_have_parameters :
+ ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter);
+ }
+ if (accessor.kind === 164) {
+ 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 === 163 ? 0 : 1);
+ }
+ function getAccessorThisParameter(accessor) {
+ if (accessor.parameters.length === (accessor.kind === 163 ? 1 : 2)) {
+ return ts.getThisParameter(accessor);
+ }
+ }
+ function checkGrammarTypeOperatorNode(node) {
+ if (node.operator === 147) {
+ if (node.type.kind !== 144) {
+ return grammarErrorOnNode(node.type, ts.Diagnostics._0_expected, ts.tokenToString(144));
+ }
+ var parent = ts.walkUpParenthesizedTypes(node.parent);
+ switch (parent.kind) {
+ case 242:
+ var decl = parent;
+ if (decl.name.kind !== 75) {
+ 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 159:
+ if (!ts.hasModifier(parent, 32) ||
+ !ts.hasModifier(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 158:
+ if (!ts.hasModifier(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 === 138) {
+ if (node.type.kind !== 174 && node.type.kind !== 175) {
+ return grammarErrorOnFirstToken(node, ts.Diagnostics.readonly_type_modifier_is_only_permitted_on_array_and_tuple_literal_types, ts.tokenToString(144));
+ }
+ }
+ }
+ function checkGrammarForInvalidDynamicName(node, message) {
+ if (isNonBindableDynamicName(node)) {
+ return grammarErrorOnNode(node, message);
+ }
+ }
+ function checkGrammarMethod(node) {
+ if (checkGrammarFunctionLikeDeclaration(node)) {
+ return true;
+ }
+ if (node.kind === 161) {
+ if (node.parent.kind === 193) {
+ if (node.modifiers && !(node.modifiers.length === 1 && ts.first(node.modifiers).kind === 126)) {
+ 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 === 161 && !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 === 246) {
+ 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 === 173) {
+ 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 238:
+ if (node.label && current.label.escapedText === node.label.escapedText) {
+ var isMisplacedContinueLabel = node.kind === 233
+ && !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 237:
+ if (node.kind === 234 && !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 === 234
+ ? 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 === 234
+ ? 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.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 === 207 && expr.operator === 40 &&
+ expr.operand.kind === 8;
+ }
+ function isBigIntLiteralExpression(expr) {
+ return expr.kind === 9 ||
+ expr.kind === 207 && 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 === 106 || initializer.kind === 91 ||
+ 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 !== 231 && node.parent.parent.kind !== 232) {
+ 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 !== 225 || !node.type || node.initializer || node.flags & 8388608)) {
+ return grammarErrorOnNode(node.exclamationToken, ts.Diagnostics.Definite_assignment_assertions_can_only_be_used_along_with_a_type_annotation);
+ }
+ var moduleKind = ts.getEmitModuleKind(compilerOptions);
+ if (moduleKind < ts.ModuleKind.ES2015 && moduleKind !== ts.ModuleKind.System && !compilerOptions.noEmit &&
+ !(node.parent.parent.flags & 8388608) && ts.hasModifier(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 === 75) {
+ if (ts.idText(name) === "__esModule") {
+ return grammarErrorOnNode(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 === 75) {
+ if (name.originalKeywordKind === 115) {
+ 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 227:
+ case 228:
+ case 229:
+ case 236:
+ case 230:
+ case 231:
+ case 232:
+ return false;
+ case 238:
+ 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 99:
+ 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 96:
+ 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 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 === 246) {
+ 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 === 173) {
+ 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.hasModifier(node, 32 | 128))) {
+ return grammarErrorOnNode(node.exclamationToken, ts.Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context);
+ }
+ }
+ function checkGrammarTopLevelElementForRequiredDeclareModifier(node) {
+ if (node.kind === 246 ||
+ node.kind === 247 ||
+ node.kind === 254 ||
+ node.kind === 253 ||
+ node.kind === 260 ||
+ node.kind === 259 ||
+ node.kind === 252 ||
+ ts.hasModifier(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 === 225) {
+ 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 === 223 || node.parent.kind === 250 || node.parent.kind === 290) {
+ 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, 187)) {
+ diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0;
+ }
+ else if (ts.isChildOfNodeWithKind(node, 284)) {
+ 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 !== 244 && declaration.kind !== 161) ||
+ !!declaration.body;
+ }
+ function isDeclarationNameOrImportPropertyName(name) {
+ switch (name.parent.kind) {
+ case 258:
+ case 263:
+ return ts.isIdentifier(name);
+ default:
+ return ts.isDeclarationName(name);
+ }
+ }
+ function isSomeImportDeclaration(decl) {
+ switch (decl.kind) {
+ case 255:
+ case 253:
+ case 256:
+ case 258:
+ return true;
+ case 75:
+ return decl.parent.kind === 258;
+ 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) {
+ function createSynthesizedNode(kind) {
+ var node = ts.createNode(kind, -1, -1);
+ node.flags |= 8;
+ return node;
+ }
+ function updateNode(updated, original) {
+ if (updated !== original) {
+ setOriginalNode(updated, original);
+ setTextRange(updated, original);
+ ts.aggregateTransformFlags(updated);
+ }
+ return updated;
+ }
+ ts.updateNode = updateNode;
+ function createNodeArray(elements, hasTrailingComma) {
+ if (!elements || elements === ts.emptyArray) {
+ elements = [];
+ }
+ else if (ts.isNodeArray(elements)) {
+ return elements;
+ }
+ var array = elements;
+ array.pos = -1;
+ array.end = -1;
+ array.hasTrailingComma = hasTrailingComma;
+ return array;
+ }
+ ts.createNodeArray = createNodeArray;
+ function getSynthesizedClone(node) {
+ if (node === undefined) {
+ return node;
+ }
+ var clone = createSynthesizedNode(node.kind);
+ clone.flags |= node.flags;
+ setOriginalNode(clone, node);
+ for (var key in node) {
+ if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) {
+ continue;
+ }
+ clone[key] = node[key];
+ }
+ return clone;
+ }
+ ts.getSynthesizedClone = getSynthesizedClone;
+ function createLiteral(value, isSingleQuote) {
+ if (typeof value === "number") {
+ return createNumericLiteral(value + "");
+ }
+ if (typeof value === "object" && "base10Value" in value) {
+ return createBigIntLiteral(ts.pseudoBigIntToString(value) + "n");
+ }
+ if (typeof value === "boolean") {
+ return value ? createTrue() : createFalse();
+ }
+ if (ts.isString(value)) {
+ var res = createStringLiteral(value);
+ if (isSingleQuote)
+ res.singleQuote = true;
+ return res;
+ }
+ return createLiteralFromNode(value);
+ }
+ ts.createLiteral = createLiteral;
+ function createNumericLiteral(value, numericLiteralFlags) {
+ if (numericLiteralFlags === void 0) { numericLiteralFlags = 0; }
+ var node = createSynthesizedNode(8);
+ node.text = value;
+ node.numericLiteralFlags = numericLiteralFlags;
+ return node;
+ }
+ ts.createNumericLiteral = createNumericLiteral;
+ function createBigIntLiteral(value) {
+ var node = createSynthesizedNode(9);
+ node.text = value;
+ return node;
+ }
+ ts.createBigIntLiteral = createBigIntLiteral;
+ function createStringLiteral(text) {
+ var node = createSynthesizedNode(10);
+ node.text = text;
+ return node;
+ }
+ ts.createStringLiteral = createStringLiteral;
+ function createRegularExpressionLiteral(text) {
+ var node = createSynthesizedNode(13);
+ node.text = text;
+ return node;
+ }
+ ts.createRegularExpressionLiteral = createRegularExpressionLiteral;
+ function createLiteralFromNode(sourceNode) {
+ var node = createStringLiteral(ts.getTextOfIdentifierOrLiteral(sourceNode));
+ node.textSourceNode = sourceNode;
+ return node;
+ }
+ function createIdentifier(text, typeArguments) {
+ var node = createSynthesizedNode(75);
+ node.escapedText = ts.escapeLeadingUnderscores(text);
+ node.originalKeywordKind = text ? ts.stringToToken(text) : 0;
+ node.autoGenerateFlags = 0;
+ node.autoGenerateId = 0;
+ if (typeArguments) {
+ node.typeArguments = createNodeArray(typeArguments);
+ }
+ return node;
+ }
+ ts.createIdentifier = createIdentifier;
+ function updateIdentifier(node, typeArguments) {
+ return node.typeArguments !== typeArguments
+ ? updateNode(createIdentifier(ts.idText(node), typeArguments), node)
+ : node;
+ }
+ ts.updateIdentifier = updateIdentifier;
+ var nextAutoGenerateId = 0;
+ function createTempVariable(recordTempVariable, reservedInNestedScopes) {
+ var name = createIdentifier("");
+ name.autoGenerateFlags = 1;
+ name.autoGenerateId = nextAutoGenerateId;
+ nextAutoGenerateId++;
+ if (recordTempVariable) {
+ recordTempVariable(name);
+ }
+ if (reservedInNestedScopes) {
+ name.autoGenerateFlags |= 8;
+ }
+ return name;
+ }
+ ts.createTempVariable = createTempVariable;
+ function createLoopVariable() {
+ var name = createIdentifier("");
+ name.autoGenerateFlags = 2;
+ name.autoGenerateId = nextAutoGenerateId;
+ nextAutoGenerateId++;
+ return name;
+ }
+ ts.createLoopVariable = createLoopVariable;
+ function createUniqueName(text) {
+ var name = createIdentifier(text);
+ name.autoGenerateFlags = 3;
+ name.autoGenerateId = nextAutoGenerateId;
+ nextAutoGenerateId++;
+ return name;
+ }
+ ts.createUniqueName = createUniqueName;
+ function createOptimisticUniqueName(text) {
+ var name = createIdentifier(text);
+ name.autoGenerateFlags = 3 | 16;
+ name.autoGenerateId = nextAutoGenerateId;
+ nextAutoGenerateId++;
+ return name;
+ }
+ ts.createOptimisticUniqueName = createOptimisticUniqueName;
+ function createFileLevelUniqueName(text) {
+ var name = createOptimisticUniqueName(text);
+ name.autoGenerateFlags |= 32;
+ return name;
+ }
+ ts.createFileLevelUniqueName = createFileLevelUniqueName;
+ function getGeneratedNameForNode(node, flags) {
+ var name = createIdentifier(node && ts.isIdentifier(node) ? ts.idText(node) : "");
+ name.autoGenerateFlags = 4 | flags;
+ name.autoGenerateId = nextAutoGenerateId;
+ name.original = node;
+ nextAutoGenerateId++;
+ return name;
+ }
+ ts.getGeneratedNameForNode = getGeneratedNameForNode;
+ function createPrivateIdentifier(text) {
+ if (text[0] !== "#") {
+ ts.Debug.fail("First character of private identifier must be #: " + text);
+ }
+ var node = createSynthesizedNode(76);
+ node.escapedText = ts.escapeLeadingUnderscores(text);
+ return node;
+ }
+ ts.createPrivateIdentifier = createPrivateIdentifier;
+ function createToken(token) {
+ return createSynthesizedNode(token);
+ }
+ ts.createToken = createToken;
+ function createSuper() {
+ return createSynthesizedNode(102);
+ }
+ ts.createSuper = createSuper;
+ function createThis() {
+ return createSynthesizedNode(104);
+ }
+ ts.createThis = createThis;
+ function createNull() {
+ return createSynthesizedNode(100);
+ }
+ ts.createNull = createNull;
+ function createTrue() {
+ return createSynthesizedNode(106);
+ }
+ ts.createTrue = createTrue;
+ function createFalse() {
+ return createSynthesizedNode(91);
+ }
+ ts.createFalse = createFalse;
+ function createModifier(kind) {
+ return createToken(kind);
+ }
+ ts.createModifier = createModifier;
+ function createModifiersFromModifierFlags(flags) {
+ var result = [];
+ if (flags & 1) {
+ result.push(createModifier(89));
+ }
+ if (flags & 2) {
+ result.push(createModifier(130));
+ }
+ if (flags & 512) {
+ result.push(createModifier(84));
+ }
+ if (flags & 2048) {
+ result.push(createModifier(81));
+ }
+ if (flags & 4) {
+ result.push(createModifier(119));
+ }
+ if (flags & 8) {
+ result.push(createModifier(117));
+ }
+ if (flags & 16) {
+ result.push(createModifier(118));
+ }
+ if (flags & 128) {
+ result.push(createModifier(122));
+ }
+ if (flags & 32) {
+ result.push(createModifier(120));
+ }
+ if (flags & 64) {
+ result.push(createModifier(138));
+ }
+ if (flags & 256) {
+ result.push(createModifier(126));
+ }
+ return result;
+ }
+ ts.createModifiersFromModifierFlags = createModifiersFromModifierFlags;
+ function createQualifiedName(left, right) {
+ var node = createSynthesizedNode(153);
+ node.left = left;
+ node.right = asName(right);
+ return node;
+ }
+ ts.createQualifiedName = createQualifiedName;
+ function updateQualifiedName(node, left, right) {
+ return node.left !== left
+ || node.right !== right
+ ? updateNode(createQualifiedName(left, right), node)
+ : node;
+ }
+ ts.updateQualifiedName = updateQualifiedName;
+ function parenthesizeForComputedName(expression) {
+ return ts.isCommaSequence(expression)
+ ? createParen(expression)
+ : expression;
+ }
+ function createComputedPropertyName(expression) {
+ var node = createSynthesizedNode(154);
+ node.expression = parenthesizeForComputedName(expression);
+ return node;
+ }
+ ts.createComputedPropertyName = createComputedPropertyName;
+ function updateComputedPropertyName(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createComputedPropertyName(expression), node)
+ : node;
+ }
+ ts.updateComputedPropertyName = updateComputedPropertyName;
+ function createTypeParameterDeclaration(name, constraint, defaultType) {
+ var node = createSynthesizedNode(155);
+ node.name = asName(name);
+ node.constraint = constraint;
+ node.default = defaultType;
+ return node;
+ }
+ ts.createTypeParameterDeclaration = createTypeParameterDeclaration;
+ function updateTypeParameterDeclaration(node, name, constraint, defaultType) {
+ return node.name !== name
+ || node.constraint !== constraint
+ || node.default !== defaultType
+ ? updateNode(createTypeParameterDeclaration(name, constraint, defaultType), node)
+ : node;
+ }
+ ts.updateTypeParameterDeclaration = updateTypeParameterDeclaration;
+ function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) {
+ var node = createSynthesizedNode(156);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.dotDotDotToken = dotDotDotToken;
+ node.name = asName(name);
+ node.questionToken = questionToken;
+ node.type = type;
+ node.initializer = initializer ? ts.parenthesizeExpressionForList(initializer) : undefined;
+ return node;
+ }
+ ts.createParameter = createParameter;
+ function updateParameter(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
+ ? updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer), node)
+ : node;
+ }
+ ts.updateParameter = updateParameter;
+ function createDecorator(expression) {
+ var node = createSynthesizedNode(157);
+ node.expression = ts.parenthesizeForAccess(expression);
+ return node;
+ }
+ ts.createDecorator = createDecorator;
+ function updateDecorator(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createDecorator(expression), node)
+ : node;
+ }
+ ts.updateDecorator = updateDecorator;
+ function createPropertySignature(modifiers, name, questionToken, type, initializer) {
+ var node = createSynthesizedNode(158);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.questionToken = questionToken;
+ node.type = type;
+ node.initializer = initializer;
+ return node;
+ }
+ ts.createPropertySignature = createPropertySignature;
+ function updatePropertySignature(node, modifiers, name, questionToken, type, initializer) {
+ return node.modifiers !== modifiers
+ || node.name !== name
+ || node.questionToken !== questionToken
+ || node.type !== type
+ || node.initializer !== initializer
+ ? updateNode(createPropertySignature(modifiers, name, questionToken, type, initializer), node)
+ : node;
+ }
+ ts.updatePropertySignature = updatePropertySignature;
+ function createProperty(decorators, modifiers, name, questionOrExclamationToken, type, initializer) {
+ var node = createSynthesizedNode(159);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.questionToken = questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 57 ? questionOrExclamationToken : undefined;
+ node.exclamationToken = questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 53 ? questionOrExclamationToken : undefined;
+ node.type = type;
+ node.initializer = initializer;
+ return node;
+ }
+ ts.createProperty = createProperty;
+ function updateProperty(node, decorators, modifiers, name, questionOrExclamationToken, type, initializer) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.name !== name
+ || node.questionToken !== (questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 57 ? questionOrExclamationToken : undefined)
+ || node.exclamationToken !== (questionOrExclamationToken !== undefined && questionOrExclamationToken.kind === 53 ? questionOrExclamationToken : undefined)
+ || node.type !== type
+ || node.initializer !== initializer
+ ? updateNode(createProperty(decorators, modifiers, name, questionOrExclamationToken, type, initializer), node)
+ : node;
+ }
+ ts.updateProperty = updateProperty;
+ function createMethodSignature(typeParameters, parameters, type, name, questionToken) {
+ var node = createSignatureDeclaration(160, typeParameters, parameters, type);
+ node.name = asName(name);
+ node.questionToken = questionToken;
+ return node;
+ }
+ ts.createMethodSignature = createMethodSignature;
+ function updateMethodSignature(node, typeParameters, parameters, type, name, questionToken) {
+ return node.typeParameters !== typeParameters
+ || node.parameters !== parameters
+ || node.type !== type
+ || node.name !== name
+ || node.questionToken !== questionToken
+ ? updateNode(createMethodSignature(typeParameters, parameters, type, name, questionToken), node)
+ : node;
+ }
+ ts.updateMethodSignature = updateMethodSignature;
+ function createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) {
+ var node = createSynthesizedNode(161);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.asteriskToken = asteriskToken;
+ node.name = asName(name);
+ node.questionToken = questionToken;
+ node.typeParameters = asNodeArray(typeParameters);
+ node.parameters = createNodeArray(parameters);
+ node.type = type;
+ node.body = body;
+ return node;
+ }
+ ts.createMethod = createMethod;
+ function createMethodCall(object, methodName, argumentsList) {
+ return createCall(createPropertyAccess(object, asName(methodName)), undefined, argumentsList);
+ }
+ function createGlobalMethodCall(globalObjectName, methodName, argumentsList) {
+ return createMethodCall(createIdentifier(globalObjectName), methodName, argumentsList);
+ }
+ function createObjectDefinePropertyCall(target, propertyName, attributes) {
+ return createGlobalMethodCall("Object", "defineProperty", [target, asExpression(propertyName), attributes]);
+ }
+ ts.createObjectDefinePropertyCall = createObjectDefinePropertyCall;
+ 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 createObjectLiteral(properties, !singleLine);
+ }
+ ts.createPropertyDescriptor = createPropertyDescriptor;
+ function updateMethod(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
+ ? updateNode(createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body), node)
+ : node;
+ }
+ ts.updateMethod = updateMethod;
+ function createConstructor(decorators, modifiers, parameters, body) {
+ var node = createSynthesizedNode(162);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.typeParameters = undefined;
+ node.parameters = createNodeArray(parameters);
+ node.type = undefined;
+ node.body = body;
+ return node;
+ }
+ ts.createConstructor = createConstructor;
+ function updateConstructor(node, decorators, modifiers, parameters, body) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.parameters !== parameters
+ || node.body !== body
+ ? updateNode(createConstructor(decorators, modifiers, parameters, body), node)
+ : node;
+ }
+ ts.updateConstructor = updateConstructor;
+ function createGetAccessor(decorators, modifiers, name, parameters, type, body) {
+ var node = createSynthesizedNode(163);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.typeParameters = undefined;
+ node.parameters = createNodeArray(parameters);
+ node.type = type;
+ node.body = body;
+ return node;
+ }
+ ts.createGetAccessor = createGetAccessor;
+ function updateGetAccessor(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
+ ? updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body), node)
+ : node;
+ }
+ ts.updateGetAccessor = updateGetAccessor;
+ function createSetAccessor(decorators, modifiers, name, parameters, body) {
+ var node = createSynthesizedNode(164);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.typeParameters = undefined;
+ node.parameters = createNodeArray(parameters);
+ node.body = body;
+ return node;
+ }
+ ts.createSetAccessor = createSetAccessor;
+ function updateSetAccessor(node, decorators, modifiers, name, parameters, body) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.name !== name
+ || node.parameters !== parameters
+ || node.body !== body
+ ? updateNode(createSetAccessor(decorators, modifiers, name, parameters, body), node)
+ : node;
+ }
+ ts.updateSetAccessor = updateSetAccessor;
+ function createCallSignature(typeParameters, parameters, type) {
+ return createSignatureDeclaration(165, typeParameters, parameters, type);
+ }
+ ts.createCallSignature = createCallSignature;
+ function updateCallSignature(node, typeParameters, parameters, type) {
+ return updateSignatureDeclaration(node, typeParameters, parameters, type);
+ }
+ ts.updateCallSignature = updateCallSignature;
+ function createConstructSignature(typeParameters, parameters, type) {
+ return createSignatureDeclaration(166, typeParameters, parameters, type);
+ }
+ ts.createConstructSignature = createConstructSignature;
+ function updateConstructSignature(node, typeParameters, parameters, type) {
+ return updateSignatureDeclaration(node, typeParameters, parameters, type);
+ }
+ ts.updateConstructSignature = updateConstructSignature;
+ function createIndexSignature(decorators, modifiers, parameters, type) {
+ var node = createSynthesizedNode(167);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.parameters = createNodeArray(parameters);
+ node.type = type;
+ return node;
+ }
+ ts.createIndexSignature = createIndexSignature;
+ function updateIndexSignature(node, decorators, modifiers, parameters, type) {
+ return node.parameters !== parameters
+ || node.type !== type
+ || node.decorators !== decorators
+ || node.modifiers !== modifiers
+ ? updateNode(createIndexSignature(decorators, modifiers, parameters, type), node)
+ : node;
+ }
+ ts.updateIndexSignature = updateIndexSignature;
+ function createSignatureDeclaration(kind, typeParameters, parameters, type, typeArguments) {
+ var node = createSynthesizedNode(kind);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.parameters = asNodeArray(parameters);
+ node.type = type;
+ node.typeArguments = asNodeArray(typeArguments);
+ return node;
+ }
+ ts.createSignatureDeclaration = createSignatureDeclaration;
+ function updateSignatureDeclaration(node, typeParameters, parameters, type) {
+ return node.typeParameters !== typeParameters
+ || node.parameters !== parameters
+ || node.type !== type
+ ? updateNode(createSignatureDeclaration(node.kind, typeParameters, parameters, type), node)
+ : node;
+ }
+ function createKeywordTypeNode(kind) {
+ return createSynthesizedNode(kind);
+ }
+ ts.createKeywordTypeNode = createKeywordTypeNode;
+ function createTypePredicateNode(parameterName, type) {
+ return createTypePredicateNodeWithModifier(undefined, parameterName, type);
+ }
+ ts.createTypePredicateNode = createTypePredicateNode;
+ function createTypePredicateNodeWithModifier(assertsModifier, parameterName, type) {
+ var node = createSynthesizedNode(168);
+ node.assertsModifier = assertsModifier;
+ node.parameterName = asName(parameterName);
+ node.type = type;
+ return node;
+ }
+ ts.createTypePredicateNodeWithModifier = createTypePredicateNodeWithModifier;
+ function updateTypePredicateNode(node, parameterName, type) {
+ return updateTypePredicateNodeWithModifier(node, node.assertsModifier, parameterName, type);
+ }
+ ts.updateTypePredicateNode = updateTypePredicateNode;
+ function updateTypePredicateNodeWithModifier(node, assertsModifier, parameterName, type) {
+ return node.assertsModifier !== assertsModifier
+ || node.parameterName !== parameterName
+ || node.type !== type
+ ? updateNode(createTypePredicateNodeWithModifier(assertsModifier, parameterName, type), node)
+ : node;
+ }
+ ts.updateTypePredicateNodeWithModifier = updateTypePredicateNodeWithModifier;
+ function createTypeReferenceNode(typeName, typeArguments) {
+ var node = createSynthesizedNode(169);
+ node.typeName = asName(typeName);
+ node.typeArguments = typeArguments && ts.parenthesizeTypeParameters(typeArguments);
+ return node;
+ }
+ ts.createTypeReferenceNode = createTypeReferenceNode;
+ function updateTypeReferenceNode(node, typeName, typeArguments) {
+ return node.typeName !== typeName
+ || node.typeArguments !== typeArguments
+ ? updateNode(createTypeReferenceNode(typeName, typeArguments), node)
+ : node;
+ }
+ ts.updateTypeReferenceNode = updateTypeReferenceNode;
+ function createFunctionTypeNode(typeParameters, parameters, type) {
+ return createSignatureDeclaration(170, typeParameters, parameters, type);
+ }
+ ts.createFunctionTypeNode = createFunctionTypeNode;
+ function updateFunctionTypeNode(node, typeParameters, parameters, type) {
+ return updateSignatureDeclaration(node, typeParameters, parameters, type);
+ }
+ ts.updateFunctionTypeNode = updateFunctionTypeNode;
+ function createConstructorTypeNode(typeParameters, parameters, type) {
+ return createSignatureDeclaration(171, typeParameters, parameters, type);
+ }
+ ts.createConstructorTypeNode = createConstructorTypeNode;
+ function updateConstructorTypeNode(node, typeParameters, parameters, type) {
+ return updateSignatureDeclaration(node, typeParameters, parameters, type);
+ }
+ ts.updateConstructorTypeNode = updateConstructorTypeNode;
+ function createTypeQueryNode(exprName) {
+ var node = createSynthesizedNode(172);
+ node.exprName = exprName;
+ return node;
+ }
+ ts.createTypeQueryNode = createTypeQueryNode;
+ function updateTypeQueryNode(node, exprName) {
+ return node.exprName !== exprName
+ ? updateNode(createTypeQueryNode(exprName), node)
+ : node;
+ }
+ ts.updateTypeQueryNode = updateTypeQueryNode;
+ function createTypeLiteralNode(members) {
+ var node = createSynthesizedNode(173);
+ node.members = createNodeArray(members);
+ return node;
+ }
+ ts.createTypeLiteralNode = createTypeLiteralNode;
+ function updateTypeLiteralNode(node, members) {
+ return node.members !== members
+ ? updateNode(createTypeLiteralNode(members), node)
+ : node;
+ }
+ ts.updateTypeLiteralNode = updateTypeLiteralNode;
+ function createArrayTypeNode(elementType) {
+ var node = createSynthesizedNode(174);
+ node.elementType = ts.parenthesizeArrayTypeMember(elementType);
+ return node;
+ }
+ ts.createArrayTypeNode = createArrayTypeNode;
+ function updateArrayTypeNode(node, elementType) {
+ return node.elementType !== elementType
+ ? updateNode(createArrayTypeNode(elementType), node)
+ : node;
+ }
+ ts.updateArrayTypeNode = updateArrayTypeNode;
+ function createTupleTypeNode(elementTypes) {
+ var node = createSynthesizedNode(175);
+ node.elementTypes = createNodeArray(elementTypes);
+ return node;
+ }
+ ts.createTupleTypeNode = createTupleTypeNode;
+ function updateTupleTypeNode(node, elementTypes) {
+ return node.elementTypes !== elementTypes
+ ? updateNode(createTupleTypeNode(elementTypes), node)
+ : node;
+ }
+ ts.updateTupleTypeNode = updateTupleTypeNode;
+ function createOptionalTypeNode(type) {
+ var node = createSynthesizedNode(176);
+ node.type = ts.parenthesizeArrayTypeMember(type);
+ return node;
+ }
+ ts.createOptionalTypeNode = createOptionalTypeNode;
+ function updateOptionalTypeNode(node, type) {
+ return node.type !== type
+ ? updateNode(createOptionalTypeNode(type), node)
+ : node;
+ }
+ ts.updateOptionalTypeNode = updateOptionalTypeNode;
+ function createRestTypeNode(type) {
+ var node = createSynthesizedNode(177);
+ node.type = type;
+ return node;
+ }
+ ts.createRestTypeNode = createRestTypeNode;
+ function updateRestTypeNode(node, type) {
+ return node.type !== type
+ ? updateNode(createRestTypeNode(type), node)
+ : node;
+ }
+ ts.updateRestTypeNode = updateRestTypeNode;
+ function createUnionTypeNode(types) {
+ return createUnionOrIntersectionTypeNode(178, types);
+ }
+ ts.createUnionTypeNode = createUnionTypeNode;
+ function updateUnionTypeNode(node, types) {
+ return updateUnionOrIntersectionTypeNode(node, types);
+ }
+ ts.updateUnionTypeNode = updateUnionTypeNode;
+ function createIntersectionTypeNode(types) {
+ return createUnionOrIntersectionTypeNode(179, types);
+ }
+ ts.createIntersectionTypeNode = createIntersectionTypeNode;
+ function updateIntersectionTypeNode(node, types) {
+ return updateUnionOrIntersectionTypeNode(node, types);
+ }
+ ts.updateIntersectionTypeNode = updateIntersectionTypeNode;
+ function createUnionOrIntersectionTypeNode(kind, types) {
+ var node = createSynthesizedNode(kind);
+ node.types = ts.parenthesizeElementTypeMembers(types);
+ return node;
+ }
+ ts.createUnionOrIntersectionTypeNode = createUnionOrIntersectionTypeNode;
+ function updateUnionOrIntersectionTypeNode(node, types) {
+ return node.types !== types
+ ? updateNode(createUnionOrIntersectionTypeNode(node.kind, types), node)
+ : node;
+ }
+ function createConditionalTypeNode(checkType, extendsType, trueType, falseType) {
+ var node = createSynthesizedNode(180);
+ node.checkType = ts.parenthesizeConditionalTypeMember(checkType);
+ node.extendsType = ts.parenthesizeConditionalTypeMember(extendsType);
+ node.trueType = trueType;
+ node.falseType = falseType;
+ return node;
+ }
+ ts.createConditionalTypeNode = createConditionalTypeNode;
+ function updateConditionalTypeNode(node, checkType, extendsType, trueType, falseType) {
+ return node.checkType !== checkType
+ || node.extendsType !== extendsType
+ || node.trueType !== trueType
+ || node.falseType !== falseType
+ ? updateNode(createConditionalTypeNode(checkType, extendsType, trueType, falseType), node)
+ : node;
+ }
+ ts.updateConditionalTypeNode = updateConditionalTypeNode;
+ function createInferTypeNode(typeParameter) {
+ var node = createSynthesizedNode(181);
+ node.typeParameter = typeParameter;
+ return node;
+ }
+ ts.createInferTypeNode = createInferTypeNode;
+ function updateInferTypeNode(node, typeParameter) {
+ return node.typeParameter !== typeParameter
+ ? updateNode(createInferTypeNode(typeParameter), node)
+ : node;
+ }
+ ts.updateInferTypeNode = updateInferTypeNode;
+ function createImportTypeNode(argument, qualifier, typeArguments, isTypeOf) {
+ var node = createSynthesizedNode(188);
+ node.argument = argument;
+ node.qualifier = qualifier;
+ node.typeArguments = ts.parenthesizeTypeParameters(typeArguments);
+ node.isTypeOf = isTypeOf;
+ return node;
+ }
+ ts.createImportTypeNode = createImportTypeNode;
+ function updateImportTypeNode(node, argument, qualifier, typeArguments, isTypeOf) {
+ return node.argument !== argument
+ || node.qualifier !== qualifier
+ || node.typeArguments !== typeArguments
+ || node.isTypeOf !== isTypeOf
+ ? updateNode(createImportTypeNode(argument, qualifier, typeArguments, isTypeOf), node)
+ : node;
+ }
+ ts.updateImportTypeNode = updateImportTypeNode;
+ function createParenthesizedType(type) {
+ var node = createSynthesizedNode(182);
+ node.type = type;
+ return node;
+ }
+ ts.createParenthesizedType = createParenthesizedType;
+ function updateParenthesizedType(node, type) {
+ return node.type !== type
+ ? updateNode(createParenthesizedType(type), node)
+ : node;
+ }
+ ts.updateParenthesizedType = updateParenthesizedType;
+ function createThisTypeNode() {
+ return createSynthesizedNode(183);
+ }
+ ts.createThisTypeNode = createThisTypeNode;
+ function createTypeOperatorNode(operatorOrType, type) {
+ var node = createSynthesizedNode(184);
+ node.operator = typeof operatorOrType === "number" ? operatorOrType : 134;
+ node.type = ts.parenthesizeElementTypeMember(typeof operatorOrType === "number" ? type : operatorOrType);
+ return node;
+ }
+ ts.createTypeOperatorNode = createTypeOperatorNode;
+ function updateTypeOperatorNode(node, type) {
+ return node.type !== type ? updateNode(createTypeOperatorNode(node.operator, type), node) : node;
+ }
+ ts.updateTypeOperatorNode = updateTypeOperatorNode;
+ function createIndexedAccessTypeNode(objectType, indexType) {
+ var node = createSynthesizedNode(185);
+ node.objectType = ts.parenthesizeElementTypeMember(objectType);
+ node.indexType = indexType;
+ return node;
+ }
+ ts.createIndexedAccessTypeNode = createIndexedAccessTypeNode;
+ function updateIndexedAccessTypeNode(node, objectType, indexType) {
+ return node.objectType !== objectType
+ || node.indexType !== indexType
+ ? updateNode(createIndexedAccessTypeNode(objectType, indexType), node)
+ : node;
+ }
+ ts.updateIndexedAccessTypeNode = updateIndexedAccessTypeNode;
+ function createMappedTypeNode(readonlyToken, typeParameter, questionToken, type) {
+ var node = createSynthesizedNode(186);
+ node.readonlyToken = readonlyToken;
+ node.typeParameter = typeParameter;
+ node.questionToken = questionToken;
+ node.type = type;
+ return node;
+ }
+ ts.createMappedTypeNode = createMappedTypeNode;
+ function updateMappedTypeNode(node, readonlyToken, typeParameter, questionToken, type) {
+ return node.readonlyToken !== readonlyToken
+ || node.typeParameter !== typeParameter
+ || node.questionToken !== questionToken
+ || node.type !== type
+ ? updateNode(createMappedTypeNode(readonlyToken, typeParameter, questionToken, type), node)
+ : node;
+ }
+ ts.updateMappedTypeNode = updateMappedTypeNode;
+ function createLiteralTypeNode(literal) {
+ var node = createSynthesizedNode(187);
+ node.literal = literal;
+ return node;
+ }
+ ts.createLiteralTypeNode = createLiteralTypeNode;
+ function updateLiteralTypeNode(node, literal) {
+ return node.literal !== literal
+ ? updateNode(createLiteralTypeNode(literal), node)
+ : node;
+ }
+ ts.updateLiteralTypeNode = updateLiteralTypeNode;
+ function createObjectBindingPattern(elements) {
+ var node = createSynthesizedNode(189);
+ node.elements = createNodeArray(elements);
+ return node;
+ }
+ ts.createObjectBindingPattern = createObjectBindingPattern;
+ function updateObjectBindingPattern(node, elements) {
+ return node.elements !== elements
+ ? updateNode(createObjectBindingPattern(elements), node)
+ : node;
+ }
+ ts.updateObjectBindingPattern = updateObjectBindingPattern;
+ function createArrayBindingPattern(elements) {
+ var node = createSynthesizedNode(190);
+ node.elements = createNodeArray(elements);
+ return node;
+ }
+ ts.createArrayBindingPattern = createArrayBindingPattern;
+ function updateArrayBindingPattern(node, elements) {
+ return node.elements !== elements
+ ? updateNode(createArrayBindingPattern(elements), node)
+ : node;
+ }
+ ts.updateArrayBindingPattern = updateArrayBindingPattern;
+ function createBindingElement(dotDotDotToken, propertyName, name, initializer) {
+ var node = createSynthesizedNode(191);
+ node.dotDotDotToken = dotDotDotToken;
+ node.propertyName = asName(propertyName);
+ node.name = asName(name);
+ node.initializer = initializer;
+ return node;
+ }
+ ts.createBindingElement = createBindingElement;
+ function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) {
+ return node.propertyName !== propertyName
+ || node.dotDotDotToken !== dotDotDotToken
+ || node.name !== name
+ || node.initializer !== initializer
+ ? updateNode(createBindingElement(dotDotDotToken, propertyName, name, initializer), node)
+ : node;
+ }
+ ts.updateBindingElement = updateBindingElement;
+ function createArrayLiteral(elements, multiLine) {
+ var node = createSynthesizedNode(192);
+ node.elements = ts.parenthesizeListElements(createNodeArray(elements));
+ if (multiLine)
+ node.multiLine = true;
+ return node;
+ }
+ ts.createArrayLiteral = createArrayLiteral;
+ function updateArrayLiteral(node, elements) {
+ return node.elements !== elements
+ ? updateNode(createArrayLiteral(elements, node.multiLine), node)
+ : node;
+ }
+ ts.updateArrayLiteral = updateArrayLiteral;
+ function createObjectLiteral(properties, multiLine) {
+ var node = createSynthesizedNode(193);
+ node.properties = createNodeArray(properties);
+ if (multiLine)
+ node.multiLine = true;
+ return node;
+ }
+ ts.createObjectLiteral = createObjectLiteral;
+ function updateObjectLiteral(node, properties) {
+ return node.properties !== properties
+ ? updateNode(createObjectLiteral(properties, node.multiLine), node)
+ : node;
+ }
+ ts.updateObjectLiteral = updateObjectLiteral;
+ function createPropertyAccess(expression, name) {
+ var node = createSynthesizedNode(194);
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.name = asName(name);
+ setEmitFlags(node, 131072);
+ return node;
+ }
+ ts.createPropertyAccess = createPropertyAccess;
+ function updatePropertyAccess(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
+ ? updateNode(setEmitFlags(createPropertyAccess(expression, name), ts.getEmitFlags(node)), node)
+ : node;
+ }
+ ts.updatePropertyAccess = updatePropertyAccess;
+ function createPropertyAccessChain(expression, questionDotToken, name) {
+ var node = createSynthesizedNode(194);
+ node.flags |= 32;
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.questionDotToken = questionDotToken;
+ node.name = asName(name);
+ setEmitFlags(node, 131072);
+ return node;
+ }
+ ts.createPropertyAccessChain = createPropertyAccessChain;
+ 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
+ ? updateNode(setEmitFlags(createPropertyAccessChain(expression, questionDotToken, name), ts.getEmitFlags(node)), node)
+ : node;
+ }
+ ts.updatePropertyAccessChain = updatePropertyAccessChain;
+ function createElementAccess(expression, index) {
+ var node = createSynthesizedNode(195);
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.argumentExpression = asExpression(index);
+ return node;
+ }
+ ts.createElementAccess = createElementAccess;
+ function updateElementAccess(node, expression, argumentExpression) {
+ if (ts.isOptionalChain(node)) {
+ return updateElementAccessChain(node, expression, node.questionDotToken, argumentExpression);
+ }
+ return node.expression !== expression
+ || node.argumentExpression !== argumentExpression
+ ? updateNode(createElementAccess(expression, argumentExpression), node)
+ : node;
+ }
+ ts.updateElementAccess = updateElementAccess;
+ function createElementAccessChain(expression, questionDotToken, index) {
+ var node = createSynthesizedNode(195);
+ node.flags |= 32;
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.questionDotToken = questionDotToken;
+ node.argumentExpression = asExpression(index);
+ return node;
+ }
+ ts.createElementAccessChain = createElementAccessChain;
+ function updateElementAccessChain(node, expression, questionDotToken, argumentExpression) {
+ ts.Debug.assert(!!(node.flags & 32), "Cannot update an ElementAccessExpression using updateElementAccessChain. Use updateElementAccess instead.");
+ return node.expression !== expression
+ || node.questionDotToken !== questionDotToken
+ || node.argumentExpression !== argumentExpression
+ ? updateNode(createElementAccessChain(expression, questionDotToken, argumentExpression), node)
+ : node;
+ }
+ ts.updateElementAccessChain = updateElementAccessChain;
+ function createCall(expression, typeArguments, argumentsArray) {
+ var node = createSynthesizedNode(196);
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.typeArguments = asNodeArray(typeArguments);
+ node.arguments = ts.parenthesizeListElements(createNodeArray(argumentsArray));
+ return node;
+ }
+ ts.createCall = createCall;
+ function updateCall(node, expression, typeArguments, argumentsArray) {
+ if (ts.isOptionalChain(node)) {
+ return updateCallChain(node, expression, node.questionDotToken, typeArguments, argumentsArray);
+ }
+ return node.expression !== expression
+ || node.typeArguments !== typeArguments
+ || node.arguments !== argumentsArray
+ ? updateNode(createCall(expression, typeArguments, argumentsArray), node)
+ : node;
+ }
+ ts.updateCall = updateCall;
+ function createCallChain(expression, questionDotToken, typeArguments, argumentsArray) {
+ var node = createSynthesizedNode(196);
+ node.flags |= 32;
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.questionDotToken = questionDotToken;
+ node.typeArguments = asNodeArray(typeArguments);
+ node.arguments = ts.parenthesizeListElements(createNodeArray(argumentsArray));
+ return node;
+ }
+ ts.createCallChain = createCallChain;
+ 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
+ ? updateNode(createCallChain(expression, questionDotToken, typeArguments, argumentsArray), node)
+ : node;
+ }
+ ts.updateCallChain = updateCallChain;
+ function createNew(expression, typeArguments, argumentsArray) {
+ var node = createSynthesizedNode(197);
+ node.expression = ts.parenthesizeForNew(expression);
+ node.typeArguments = asNodeArray(typeArguments);
+ node.arguments = argumentsArray ? ts.parenthesizeListElements(createNodeArray(argumentsArray)) : undefined;
+ return node;
+ }
+ ts.createNew = createNew;
+ function updateNew(node, expression, typeArguments, argumentsArray) {
+ return node.expression !== expression
+ || node.typeArguments !== typeArguments
+ || node.arguments !== argumentsArray
+ ? updateNode(createNew(expression, typeArguments, argumentsArray), node)
+ : node;
+ }
+ ts.updateNew = updateNew;
+ function createTaggedTemplate(tag, typeArgumentsOrTemplate, template) {
+ var node = createSynthesizedNode(198);
+ node.tag = ts.parenthesizeForAccess(tag);
+ if (template) {
+ node.typeArguments = asNodeArray(typeArgumentsOrTemplate);
+ node.template = template;
+ }
+ else {
+ node.typeArguments = undefined;
+ node.template = typeArgumentsOrTemplate;
+ }
+ return node;
+ }
+ ts.createTaggedTemplate = createTaggedTemplate;
+ function updateTaggedTemplate(node, tag, typeArgumentsOrTemplate, template) {
+ return node.tag !== tag
+ || (template
+ ? node.typeArguments !== typeArgumentsOrTemplate || node.template !== template
+ : node.typeArguments !== undefined || node.template !== typeArgumentsOrTemplate)
+ ? updateNode(createTaggedTemplate(tag, typeArgumentsOrTemplate, template), node)
+ : node;
+ }
+ ts.updateTaggedTemplate = updateTaggedTemplate;
+ function createTypeAssertion(type, expression) {
+ var node = createSynthesizedNode(199);
+ node.type = type;
+ node.expression = ts.parenthesizePrefixOperand(expression);
+ return node;
+ }
+ ts.createTypeAssertion = createTypeAssertion;
+ function updateTypeAssertion(node, type, expression) {
+ return node.type !== type
+ || node.expression !== expression
+ ? updateNode(createTypeAssertion(type, expression), node)
+ : node;
+ }
+ ts.updateTypeAssertion = updateTypeAssertion;
+ function createParen(expression) {
+ var node = createSynthesizedNode(200);
+ node.expression = expression;
+ return node;
+ }
+ ts.createParen = createParen;
+ function updateParen(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createParen(expression), node)
+ : node;
+ }
+ ts.updateParen = updateParen;
+ function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
+ var node = createSynthesizedNode(201);
+ node.modifiers = asNodeArray(modifiers);
+ node.asteriskToken = asteriskToken;
+ node.name = asName(name);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.parameters = createNodeArray(parameters);
+ node.type = type;
+ node.body = body;
+ return node;
+ }
+ ts.createFunctionExpression = createFunctionExpression;
+ 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
+ ? updateNode(createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body), node)
+ : node;
+ }
+ ts.updateFunctionExpression = updateFunctionExpression;
+ function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) {
+ var node = createSynthesizedNode(202);
+ node.modifiers = asNodeArray(modifiers);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.parameters = createNodeArray(parameters);
+ node.type = type;
+ node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(38);
+ node.body = ts.parenthesizeConciseBody(body);
+ return node;
+ }
+ ts.createArrowFunction = createArrowFunction;
+ 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
+ ? updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body), node)
+ : node;
+ }
+ ts.updateArrowFunction = updateArrowFunction;
+ function createDelete(expression) {
+ var node = createSynthesizedNode(203);
+ node.expression = ts.parenthesizePrefixOperand(expression);
+ return node;
+ }
+ ts.createDelete = createDelete;
+ function updateDelete(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createDelete(expression), node)
+ : node;
+ }
+ ts.updateDelete = updateDelete;
+ function createTypeOf(expression) {
+ var node = createSynthesizedNode(204);
+ node.expression = ts.parenthesizePrefixOperand(expression);
+ return node;
+ }
+ ts.createTypeOf = createTypeOf;
+ function updateTypeOf(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createTypeOf(expression), node)
+ : node;
+ }
+ ts.updateTypeOf = updateTypeOf;
+ function createVoid(expression) {
+ var node = createSynthesizedNode(205);
+ node.expression = ts.parenthesizePrefixOperand(expression);
+ return node;
+ }
+ ts.createVoid = createVoid;
+ function updateVoid(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createVoid(expression), node)
+ : node;
+ }
+ ts.updateVoid = updateVoid;
+ function createAwait(expression) {
+ var node = createSynthesizedNode(206);
+ node.expression = ts.parenthesizePrefixOperand(expression);
+ return node;
+ }
+ ts.createAwait = createAwait;
+ function updateAwait(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createAwait(expression), node)
+ : node;
+ }
+ ts.updateAwait = updateAwait;
+ function createPrefix(operator, operand) {
+ var node = createSynthesizedNode(207);
+ node.operator = operator;
+ node.operand = ts.parenthesizePrefixOperand(operand);
+ return node;
+ }
+ ts.createPrefix = createPrefix;
+ function updatePrefix(node, operand) {
+ return node.operand !== operand
+ ? updateNode(createPrefix(node.operator, operand), node)
+ : node;
+ }
+ ts.updatePrefix = updatePrefix;
+ function createPostfix(operand, operator) {
+ var node = createSynthesizedNode(208);
+ node.operand = ts.parenthesizePostfixOperand(operand);
+ node.operator = operator;
+ return node;
+ }
+ ts.createPostfix = createPostfix;
+ function updatePostfix(node, operand) {
+ return node.operand !== operand
+ ? updateNode(createPostfix(operand, node.operator), node)
+ : node;
+ }
+ ts.updatePostfix = updatePostfix;
+ function createBinary(left, operator, right) {
+ var node = createSynthesizedNode(209);
+ var operatorToken = asToken(operator);
+ var operatorKind = operatorToken.kind;
+ node.left = ts.parenthesizeBinaryOperand(operatorKind, left, true, undefined);
+ node.operatorToken = operatorToken;
+ node.right = ts.parenthesizeBinaryOperand(operatorKind, right, false, node.left);
+ return node;
+ }
+ ts.createBinary = createBinary;
+ function updateBinary(node, left, right, operator) {
+ return node.left !== left
+ || node.right !== right
+ ? updateNode(createBinary(left, operator || node.operatorToken, right), node)
+ : node;
+ }
+ ts.updateBinary = updateBinary;
+ function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonToken, whenFalse) {
+ var node = createSynthesizedNode(210);
+ node.condition = ts.parenthesizeForConditionalHead(condition);
+ node.questionToken = whenFalse ? questionTokenOrWhenTrue : createToken(57);
+ node.whenTrue = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenTrueOrWhenFalse : questionTokenOrWhenTrue);
+ node.colonToken = whenFalse ? colonToken : createToken(58);
+ node.whenFalse = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenFalse : whenTrueOrWhenFalse);
+ return node;
+ }
+ ts.createConditional = createConditional;
+ function updateConditional(node, condition, questionToken, whenTrue, colonToken, whenFalse) {
+ return node.condition !== condition
+ || node.questionToken !== questionToken
+ || node.whenTrue !== whenTrue
+ || node.colonToken !== colonToken
+ || node.whenFalse !== whenFalse
+ ? updateNode(createConditional(condition, questionToken, whenTrue, colonToken, whenFalse), node)
+ : node;
+ }
+ ts.updateConditional = updateConditional;
+ function createTemplateExpression(head, templateSpans) {
+ var node = createSynthesizedNode(211);
+ node.head = head;
+ node.templateSpans = createNodeArray(templateSpans);
+ return node;
+ }
+ ts.createTemplateExpression = createTemplateExpression;
+ function updateTemplateExpression(node, head, templateSpans) {
+ return node.head !== head
+ || node.templateSpans !== templateSpans
+ ? updateNode(createTemplateExpression(head, templateSpans), node)
+ : node;
+ }
+ ts.updateTemplateExpression = updateTemplateExpression;
+ 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 (rawTextScanner.scan() !== 1) {
+ rawTextScanner.setText(undefined);
+ return invalidValueSentinel;
+ }
+ rawTextScanner.setText(undefined);
+ return tokenValue;
+ }
+ function createTemplateLiteralLikeNode(kind, text, rawText) {
+ var node = createSynthesizedNode(kind);
+ node.text = text;
+ if (rawText === undefined || text === rawText) {
+ node.rawText = rawText;
+ }
+ else {
+ var cooked = getCookedText(kind, rawText);
+ if (typeof cooked === "object") {
+ return ts.Debug.fail("Invalid raw text");
+ }
+ ts.Debug.assert(text === cooked, "Expected argument 'text' to be the normalized (i.e. 'cooked') version of argument 'rawText'.");
+ node.rawText = rawText;
+ }
+ return node;
+ }
+ function createTemplateHead(text, rawText) {
+ var node = createTemplateLiteralLikeNode(15, text, rawText);
+ node.text = text;
+ return node;
+ }
+ ts.createTemplateHead = createTemplateHead;
+ function createTemplateMiddle(text, rawText) {
+ var node = createTemplateLiteralLikeNode(16, text, rawText);
+ node.text = text;
+ return node;
+ }
+ ts.createTemplateMiddle = createTemplateMiddle;
+ function createTemplateTail(text, rawText) {
+ var node = createTemplateLiteralLikeNode(17, text, rawText);
+ node.text = text;
+ return node;
+ }
+ ts.createTemplateTail = createTemplateTail;
+ function createNoSubstitutionTemplateLiteral(text, rawText) {
+ var node = createTemplateLiteralLikeNode(14, text, rawText);
+ return node;
+ }
+ ts.createNoSubstitutionTemplateLiteral = createNoSubstitutionTemplateLiteral;
+ function createYield(asteriskTokenOrExpression, expression) {
+ var asteriskToken = asteriskTokenOrExpression && asteriskTokenOrExpression.kind === 41 ? asteriskTokenOrExpression : undefined;
+ expression = asteriskTokenOrExpression && asteriskTokenOrExpression.kind !== 41 ? asteriskTokenOrExpression : expression;
+ var node = createSynthesizedNode(212);
+ node.asteriskToken = asteriskToken;
+ node.expression = expression && ts.parenthesizeExpressionForList(expression);
+ return node;
+ }
+ ts.createYield = createYield;
+ function updateYield(node, asteriskToken, expression) {
+ return node.expression !== expression
+ || node.asteriskToken !== asteriskToken
+ ? updateNode(createYield(asteriskToken, expression), node)
+ : node;
+ }
+ ts.updateYield = updateYield;
+ function createSpread(expression) {
+ var node = createSynthesizedNode(213);
+ node.expression = ts.parenthesizeExpressionForList(expression);
+ return node;
+ }
+ ts.createSpread = createSpread;
+ function updateSpread(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createSpread(expression), node)
+ : node;
+ }
+ ts.updateSpread = updateSpread;
+ function createClassExpression(modifiers, name, typeParameters, heritageClauses, members) {
+ var node = createSynthesizedNode(214);
+ node.decorators = undefined;
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.heritageClauses = asNodeArray(heritageClauses);
+ node.members = createNodeArray(members);
+ return node;
+ }
+ ts.createClassExpression = createClassExpression;
+ function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) {
+ return node.modifiers !== modifiers
+ || node.name !== name
+ || node.typeParameters !== typeParameters
+ || node.heritageClauses !== heritageClauses
+ || node.members !== members
+ ? updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members), node)
+ : node;
+ }
+ ts.updateClassExpression = updateClassExpression;
+ function createOmittedExpression() {
+ return createSynthesizedNode(215);
+ }
+ ts.createOmittedExpression = createOmittedExpression;
+ function createExpressionWithTypeArguments(typeArguments, expression) {
+ var node = createSynthesizedNode(216);
+ node.expression = ts.parenthesizeForAccess(expression);
+ node.typeArguments = asNodeArray(typeArguments);
+ return node;
+ }
+ ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments;
+ function updateExpressionWithTypeArguments(node, typeArguments, expression) {
+ return node.typeArguments !== typeArguments
+ || node.expression !== expression
+ ? updateNode(createExpressionWithTypeArguments(typeArguments, expression), node)
+ : node;
+ }
+ ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments;
+ function createAsExpression(expression, type) {
+ var node = createSynthesizedNode(217);
+ node.expression = expression;
+ node.type = type;
+ return node;
+ }
+ ts.createAsExpression = createAsExpression;
+ function updateAsExpression(node, expression, type) {
+ return node.expression !== expression
+ || node.type !== type
+ ? updateNode(createAsExpression(expression, type), node)
+ : node;
+ }
+ ts.updateAsExpression = updateAsExpression;
+ function createNonNullExpression(expression) {
+ var node = createSynthesizedNode(218);
+ node.expression = ts.parenthesizeForAccess(expression);
+ return node;
+ }
+ ts.createNonNullExpression = createNonNullExpression;
+ function updateNonNullExpression(node, expression) {
+ if (ts.isNonNullChain(node)) {
+ return updateNonNullChain(node, expression);
+ }
+ return node.expression !== expression
+ ? updateNode(createNonNullExpression(expression), node)
+ : node;
+ }
+ ts.updateNonNullExpression = updateNonNullExpression;
+ function createNonNullChain(expression) {
+ var node = createSynthesizedNode(218);
+ node.flags |= 32;
+ node.expression = ts.parenthesizeForAccess(expression);
+ return node;
+ }
+ ts.createNonNullChain = createNonNullChain;
+ function updateNonNullChain(node, expression) {
+ ts.Debug.assert(!!(node.flags & 32), "Cannot update a NonNullExpression using updateNonNullChain. Use updateNonNullExpression instead.");
+ return node.expression !== expression
+ ? updateNode(createNonNullChain(expression), node)
+ : node;
+ }
+ ts.updateNonNullChain = updateNonNullChain;
+ function createMetaProperty(keywordToken, name) {
+ var node = createSynthesizedNode(219);
+ node.keywordToken = keywordToken;
+ node.name = name;
+ return node;
+ }
+ ts.createMetaProperty = createMetaProperty;
+ function updateMetaProperty(node, name) {
+ return node.name !== name
+ ? updateNode(createMetaProperty(node.keywordToken, name), node)
+ : node;
+ }
+ ts.updateMetaProperty = updateMetaProperty;
+ function createTemplateSpan(expression, literal) {
+ var node = createSynthesizedNode(221);
+ node.expression = expression;
+ node.literal = literal;
+ return node;
+ }
+ ts.createTemplateSpan = createTemplateSpan;
+ function updateTemplateSpan(node, expression, literal) {
+ return node.expression !== expression
+ || node.literal !== literal
+ ? updateNode(createTemplateSpan(expression, literal), node)
+ : node;
+ }
+ ts.updateTemplateSpan = updateTemplateSpan;
+ function createSemicolonClassElement() {
+ return createSynthesizedNode(222);
+ }
+ ts.createSemicolonClassElement = createSemicolonClassElement;
+ function createBlock(statements, multiLine) {
+ var block = createSynthesizedNode(223);
+ block.statements = createNodeArray(statements);
+ if (multiLine)
+ block.multiLine = multiLine;
+ return block;
+ }
+ ts.createBlock = createBlock;
+ function updateBlock(node, statements) {
+ return node.statements !== statements
+ ? updateNode(createBlock(statements, node.multiLine), node)
+ : node;
+ }
+ ts.updateBlock = updateBlock;
+ function createVariableStatement(modifiers, declarationList) {
+ var node = createSynthesizedNode(225);
+ node.decorators = undefined;
+ node.modifiers = asNodeArray(modifiers);
+ node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList;
+ return node;
+ }
+ ts.createVariableStatement = createVariableStatement;
+ function updateVariableStatement(node, modifiers, declarationList) {
+ return node.modifiers !== modifiers
+ || node.declarationList !== declarationList
+ ? updateNode(createVariableStatement(modifiers, declarationList), node)
+ : node;
+ }
+ ts.updateVariableStatement = updateVariableStatement;
+ function createEmptyStatement() {
+ return createSynthesizedNode(224);
+ }
+ ts.createEmptyStatement = createEmptyStatement;
+ function createExpressionStatement(expression) {
+ var node = createSynthesizedNode(226);
+ node.expression = ts.parenthesizeExpressionForExpressionStatement(expression);
+ return node;
+ }
+ ts.createExpressionStatement = createExpressionStatement;
+ function updateExpressionStatement(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createExpressionStatement(expression), node)
+ : node;
+ }
+ ts.updateExpressionStatement = updateExpressionStatement;
+ ts.createStatement = createExpressionStatement;
+ ts.updateStatement = updateExpressionStatement;
+ function createIf(expression, thenStatement, elseStatement) {
+ var node = createSynthesizedNode(227);
+ node.expression = expression;
+ node.thenStatement = asEmbeddedStatement(thenStatement);
+ node.elseStatement = asEmbeddedStatement(elseStatement);
+ return node;
+ }
+ ts.createIf = createIf;
+ function updateIf(node, expression, thenStatement, elseStatement) {
+ return node.expression !== expression
+ || node.thenStatement !== thenStatement
+ || node.elseStatement !== elseStatement
+ ? updateNode(createIf(expression, thenStatement, elseStatement), node)
+ : node;
+ }
+ ts.updateIf = updateIf;
+ function createDo(statement, expression) {
+ var node = createSynthesizedNode(228);
+ node.statement = asEmbeddedStatement(statement);
+ node.expression = expression;
+ return node;
+ }
+ ts.createDo = createDo;
+ function updateDo(node, statement, expression) {
+ return node.statement !== statement
+ || node.expression !== expression
+ ? updateNode(createDo(statement, expression), node)
+ : node;
+ }
+ ts.updateDo = updateDo;
+ function createWhile(expression, statement) {
+ var node = createSynthesizedNode(229);
+ node.expression = expression;
+ node.statement = asEmbeddedStatement(statement);
+ return node;
+ }
+ ts.createWhile = createWhile;
+ function updateWhile(node, expression, statement) {
+ return node.expression !== expression
+ || node.statement !== statement
+ ? updateNode(createWhile(expression, statement), node)
+ : node;
+ }
+ ts.updateWhile = updateWhile;
+ function createFor(initializer, condition, incrementor, statement) {
+ var node = createSynthesizedNode(230);
+ node.initializer = initializer;
+ node.condition = condition;
+ node.incrementor = incrementor;
+ node.statement = asEmbeddedStatement(statement);
+ return node;
+ }
+ ts.createFor = createFor;
+ function updateFor(node, initializer, condition, incrementor, statement) {
+ return node.initializer !== initializer
+ || node.condition !== condition
+ || node.incrementor !== incrementor
+ || node.statement !== statement
+ ? updateNode(createFor(initializer, condition, incrementor, statement), node)
+ : node;
+ }
+ ts.updateFor = updateFor;
+ function createForIn(initializer, expression, statement) {
+ var node = createSynthesizedNode(231);
+ node.initializer = initializer;
+ node.expression = expression;
+ node.statement = asEmbeddedStatement(statement);
+ return node;
+ }
+ ts.createForIn = createForIn;
+ function updateForIn(node, initializer, expression, statement) {
+ return node.initializer !== initializer
+ || node.expression !== expression
+ || node.statement !== statement
+ ? updateNode(createForIn(initializer, expression, statement), node)
+ : node;
+ }
+ ts.updateForIn = updateForIn;
+ function createForOf(awaitModifier, initializer, expression, statement) {
+ var node = createSynthesizedNode(232);
+ node.awaitModifier = awaitModifier;
+ node.initializer = initializer;
+ node.expression = ts.isCommaSequence(expression) ? createParen(expression) : expression;
+ node.statement = asEmbeddedStatement(statement);
+ return node;
+ }
+ ts.createForOf = createForOf;
+ function updateForOf(node, awaitModifier, initializer, expression, statement) {
+ return node.awaitModifier !== awaitModifier
+ || node.initializer !== initializer
+ || node.expression !== expression
+ || node.statement !== statement
+ ? updateNode(createForOf(awaitModifier, initializer, expression, statement), node)
+ : node;
+ }
+ ts.updateForOf = updateForOf;
+ function createContinue(label) {
+ var node = createSynthesizedNode(233);
+ node.label = asName(label);
+ return node;
+ }
+ ts.createContinue = createContinue;
+ function updateContinue(node, label) {
+ return node.label !== label
+ ? updateNode(createContinue(label), node)
+ : node;
+ }
+ ts.updateContinue = updateContinue;
+ function createBreak(label) {
+ var node = createSynthesizedNode(234);
+ node.label = asName(label);
+ return node;
+ }
+ ts.createBreak = createBreak;
+ function updateBreak(node, label) {
+ return node.label !== label
+ ? updateNode(createBreak(label), node)
+ : node;
+ }
+ ts.updateBreak = updateBreak;
+ function createReturn(expression) {
+ var node = createSynthesizedNode(235);
+ node.expression = expression;
+ return node;
+ }
+ ts.createReturn = createReturn;
+ function updateReturn(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createReturn(expression), node)
+ : node;
+ }
+ ts.updateReturn = updateReturn;
+ function createWith(expression, statement) {
+ var node = createSynthesizedNode(236);
+ node.expression = expression;
+ node.statement = asEmbeddedStatement(statement);
+ return node;
+ }
+ ts.createWith = createWith;
+ function updateWith(node, expression, statement) {
+ return node.expression !== expression
+ || node.statement !== statement
+ ? updateNode(createWith(expression, statement), node)
+ : node;
+ }
+ ts.updateWith = updateWith;
+ function createSwitch(expression, caseBlock) {
+ var node = createSynthesizedNode(237);
+ node.expression = ts.parenthesizeExpressionForList(expression);
+ node.caseBlock = caseBlock;
+ return node;
+ }
+ ts.createSwitch = createSwitch;
+ function updateSwitch(node, expression, caseBlock) {
+ return node.expression !== expression
+ || node.caseBlock !== caseBlock
+ ? updateNode(createSwitch(expression, caseBlock), node)
+ : node;
+ }
+ ts.updateSwitch = updateSwitch;
+ function createLabel(label, statement) {
+ var node = createSynthesizedNode(238);
+ node.label = asName(label);
+ node.statement = asEmbeddedStatement(statement);
+ return node;
+ }
+ ts.createLabel = createLabel;
+ function updateLabel(node, label, statement) {
+ return node.label !== label
+ || node.statement !== statement
+ ? updateNode(createLabel(label, statement), node)
+ : node;
+ }
+ ts.updateLabel = updateLabel;
+ function createThrow(expression) {
+ var node = createSynthesizedNode(239);
+ node.expression = expression;
+ return node;
+ }
+ ts.createThrow = createThrow;
+ function updateThrow(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createThrow(expression), node)
+ : node;
+ }
+ ts.updateThrow = updateThrow;
+ function createTry(tryBlock, catchClause, finallyBlock) {
+ var node = createSynthesizedNode(240);
+ node.tryBlock = tryBlock;
+ node.catchClause = catchClause;
+ node.finallyBlock = finallyBlock;
+ return node;
+ }
+ ts.createTry = createTry;
+ function updateTry(node, tryBlock, catchClause, finallyBlock) {
+ return node.tryBlock !== tryBlock
+ || node.catchClause !== catchClause
+ || node.finallyBlock !== finallyBlock
+ ? updateNode(createTry(tryBlock, catchClause, finallyBlock), node)
+ : node;
+ }
+ ts.updateTry = updateTry;
+ function createDebuggerStatement() {
+ return createSynthesizedNode(241);
+ }
+ ts.createDebuggerStatement = createDebuggerStatement;
+ function createVariableDeclaration(name, type, initializer) {
+ var node = createSynthesizedNode(242);
+ node.name = asName(name);
+ node.type = type;
+ node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined;
+ return node;
+ }
+ ts.createVariableDeclaration = createVariableDeclaration;
+ function updateVariableDeclaration(node, name, type, initializer) {
+ return node.name !== name
+ || node.type !== type
+ || node.initializer !== initializer
+ ? updateNode(createVariableDeclaration(name, type, initializer), node)
+ : node;
+ }
+ ts.updateVariableDeclaration = updateVariableDeclaration;
+ function createTypeScriptVariableDeclaration(name, exclaimationToken, type, initializer) {
+ var node = createSynthesizedNode(242);
+ node.name = asName(name);
+ node.type = type;
+ node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined;
+ node.exclamationToken = exclaimationToken;
+ return node;
+ }
+ ts.createTypeScriptVariableDeclaration = createTypeScriptVariableDeclaration;
+ function updateTypeScriptVariableDeclaration(node, name, exclaimationToken, type, initializer) {
+ return node.name !== name
+ || node.type !== type
+ || node.initializer !== initializer
+ || node.exclamationToken !== exclaimationToken
+ ? updateNode(createTypeScriptVariableDeclaration(name, exclaimationToken, type, initializer), node)
+ : node;
+ }
+ ts.updateTypeScriptVariableDeclaration = updateTypeScriptVariableDeclaration;
+ function createVariableDeclarationList(declarations, flags) {
+ if (flags === void 0) { flags = 0; }
+ var node = createSynthesizedNode(243);
+ node.flags |= flags & 3;
+ node.declarations = createNodeArray(declarations);
+ return node;
+ }
+ ts.createVariableDeclarationList = createVariableDeclarationList;
+ function updateVariableDeclarationList(node, declarations) {
+ return node.declarations !== declarations
+ ? updateNode(createVariableDeclarationList(declarations, node.flags), node)
+ : node;
+ }
+ ts.updateVariableDeclarationList = updateVariableDeclarationList;
+ function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) {
+ var node = createSynthesizedNode(244);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.asteriskToken = asteriskToken;
+ node.name = asName(name);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.parameters = createNodeArray(parameters);
+ node.type = type;
+ node.body = body;
+ return node;
+ }
+ ts.createFunctionDeclaration = createFunctionDeclaration;
+ 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
+ ? updateNode(createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body), node)
+ : node;
+ }
+ ts.updateFunctionDeclaration = updateFunctionDeclaration;
+ function updateFunctionLikeBody(declaration, body) {
+ switch (declaration.kind) {
+ case 244:
+ return createFunctionDeclaration(declaration.decorators, declaration.modifiers, declaration.asteriskToken, declaration.name, declaration.typeParameters, declaration.parameters, declaration.type, body);
+ case 161:
+ return createMethod(declaration.decorators, declaration.modifiers, declaration.asteriskToken, declaration.name, declaration.questionToken, declaration.typeParameters, declaration.parameters, declaration.type, body);
+ case 163:
+ return createGetAccessor(declaration.decorators, declaration.modifiers, declaration.name, declaration.parameters, declaration.type, body);
+ case 164:
+ return createSetAccessor(declaration.decorators, declaration.modifiers, declaration.name, declaration.parameters, body);
+ case 162:
+ return createConstructor(declaration.decorators, declaration.modifiers, declaration.parameters, body);
+ case 201:
+ return createFunctionExpression(declaration.modifiers, declaration.asteriskToken, declaration.name, declaration.typeParameters, declaration.parameters, declaration.type, body);
+ case 202:
+ return createArrowFunction(declaration.modifiers, declaration.typeParameters, declaration.parameters, declaration.type, declaration.equalsGreaterThanToken, body);
+ }
+ }
+ ts.updateFunctionLikeBody = updateFunctionLikeBody;
+ function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) {
+ var node = createSynthesizedNode(245);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.heritageClauses = asNodeArray(heritageClauses);
+ node.members = createNodeArray(members);
+ return node;
+ }
+ ts.createClassDeclaration = createClassDeclaration;
+ 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
+ ? updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
+ : node;
+ }
+ ts.updateClassDeclaration = updateClassDeclaration;
+ function createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) {
+ var node = createSynthesizedNode(246);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.heritageClauses = asNodeArray(heritageClauses);
+ node.members = createNodeArray(members);
+ return node;
+ }
+ ts.createInterfaceDeclaration = createInterfaceDeclaration;
+ 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
+ ? updateNode(createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node)
+ : node;
+ }
+ ts.updateInterfaceDeclaration = updateInterfaceDeclaration;
+ function createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type) {
+ var node = createSynthesizedNode(247);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.typeParameters = asNodeArray(typeParameters);
+ node.type = type;
+ return node;
+ }
+ ts.createTypeAliasDeclaration = createTypeAliasDeclaration;
+ function updateTypeAliasDeclaration(node, decorators, modifiers, name, typeParameters, type) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.name !== name
+ || node.typeParameters !== typeParameters
+ || node.type !== type
+ ? updateNode(createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type), node)
+ : node;
+ }
+ ts.updateTypeAliasDeclaration = updateTypeAliasDeclaration;
+ function createEnumDeclaration(decorators, modifiers, name, members) {
+ var node = createSynthesizedNode(248);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.members = createNodeArray(members);
+ return node;
+ }
+ ts.createEnumDeclaration = createEnumDeclaration;
+ function updateEnumDeclaration(node, decorators, modifiers, name, members) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.name !== name
+ || node.members !== members
+ ? updateNode(createEnumDeclaration(decorators, modifiers, name, members), node)
+ : node;
+ }
+ ts.updateEnumDeclaration = updateEnumDeclaration;
+ function createModuleDeclaration(decorators, modifiers, name, body, flags) {
+ if (flags === void 0) { flags = 0; }
+ var node = createSynthesizedNode(249);
+ node.flags |= flags & (16 | 4 | 1024);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = name;
+ node.body = body;
+ return node;
+ }
+ ts.createModuleDeclaration = createModuleDeclaration;
+ function updateModuleDeclaration(node, decorators, modifiers, name, body) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.name !== name
+ || node.body !== body
+ ? updateNode(createModuleDeclaration(decorators, modifiers, name, body, node.flags), node)
+ : node;
+ }
+ ts.updateModuleDeclaration = updateModuleDeclaration;
+ function createModuleBlock(statements) {
+ var node = createSynthesizedNode(250);
+ node.statements = createNodeArray(statements);
+ return node;
+ }
+ ts.createModuleBlock = createModuleBlock;
+ function updateModuleBlock(node, statements) {
+ return node.statements !== statements
+ ? updateNode(createModuleBlock(statements), node)
+ : node;
+ }
+ ts.updateModuleBlock = updateModuleBlock;
+ function createCaseBlock(clauses) {
+ var node = createSynthesizedNode(251);
+ node.clauses = createNodeArray(clauses);
+ return node;
+ }
+ ts.createCaseBlock = createCaseBlock;
+ function updateCaseBlock(node, clauses) {
+ return node.clauses !== clauses
+ ? updateNode(createCaseBlock(clauses), node)
+ : node;
+ }
+ ts.updateCaseBlock = updateCaseBlock;
+ function createNamespaceExportDeclaration(name) {
+ var node = createSynthesizedNode(252);
+ node.name = asName(name);
+ return node;
+ }
+ ts.createNamespaceExportDeclaration = createNamespaceExportDeclaration;
+ function updateNamespaceExportDeclaration(node, name) {
+ return node.name !== name
+ ? updateNode(createNamespaceExportDeclaration(name), node)
+ : node;
+ }
+ ts.updateNamespaceExportDeclaration = updateNamespaceExportDeclaration;
+ function createImportEqualsDeclaration(decorators, modifiers, name, moduleReference) {
+ var node = createSynthesizedNode(253);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.name = asName(name);
+ node.moduleReference = moduleReference;
+ return node;
+ }
+ ts.createImportEqualsDeclaration = createImportEqualsDeclaration;
+ function updateImportEqualsDeclaration(node, decorators, modifiers, name, moduleReference) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.name !== name
+ || node.moduleReference !== moduleReference
+ ? updateNode(createImportEqualsDeclaration(decorators, modifiers, name, moduleReference), node)
+ : node;
+ }
+ ts.updateImportEqualsDeclaration = updateImportEqualsDeclaration;
+ function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier) {
+ var node = createSynthesizedNode(254);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.importClause = importClause;
+ node.moduleSpecifier = moduleSpecifier;
+ return node;
+ }
+ ts.createImportDeclaration = createImportDeclaration;
+ function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.importClause !== importClause
+ || node.moduleSpecifier !== moduleSpecifier
+ ? updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier), node)
+ : node;
+ }
+ ts.updateImportDeclaration = updateImportDeclaration;
+ function createImportClause(name, namedBindings, isTypeOnly) {
+ if (isTypeOnly === void 0) { isTypeOnly = false; }
+ var node = createSynthesizedNode(255);
+ node.name = name;
+ node.namedBindings = namedBindings;
+ node.isTypeOnly = isTypeOnly;
+ return node;
+ }
+ ts.createImportClause = createImportClause;
+ function updateImportClause(node, name, namedBindings, isTypeOnly) {
+ return node.name !== name
+ || node.namedBindings !== namedBindings
+ || node.isTypeOnly !== isTypeOnly
+ ? updateNode(createImportClause(name, namedBindings, isTypeOnly), node)
+ : node;
+ }
+ ts.updateImportClause = updateImportClause;
+ function createNamespaceImport(name) {
+ var node = createSynthesizedNode(256);
+ node.name = name;
+ return node;
+ }
+ ts.createNamespaceImport = createNamespaceImport;
+ function createNamespaceExport(name) {
+ var node = createSynthesizedNode(262);
+ node.name = name;
+ return node;
+ }
+ ts.createNamespaceExport = createNamespaceExport;
+ function updateNamespaceImport(node, name) {
+ return node.name !== name
+ ? updateNode(createNamespaceImport(name), node)
+ : node;
+ }
+ ts.updateNamespaceImport = updateNamespaceImport;
+ function updateNamespaceExport(node, name) {
+ return node.name !== name
+ ? updateNode(createNamespaceExport(name), node)
+ : node;
+ }
+ ts.updateNamespaceExport = updateNamespaceExport;
+ function createNamedImports(elements) {
+ var node = createSynthesizedNode(257);
+ node.elements = createNodeArray(elements);
+ return node;
+ }
+ ts.createNamedImports = createNamedImports;
+ function updateNamedImports(node, elements) {
+ return node.elements !== elements
+ ? updateNode(createNamedImports(elements), node)
+ : node;
+ }
+ ts.updateNamedImports = updateNamedImports;
+ function createImportSpecifier(propertyName, name) {
+ var node = createSynthesizedNode(258);
+ node.propertyName = propertyName;
+ node.name = name;
+ return node;
+ }
+ ts.createImportSpecifier = createImportSpecifier;
+ function updateImportSpecifier(node, propertyName, name) {
+ return node.propertyName !== propertyName
+ || node.name !== name
+ ? updateNode(createImportSpecifier(propertyName, name), node)
+ : node;
+ }
+ ts.updateImportSpecifier = updateImportSpecifier;
+ function createExportAssignment(decorators, modifiers, isExportEquals, expression) {
+ var node = createSynthesizedNode(259);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.isExportEquals = isExportEquals;
+ node.expression = isExportEquals ? ts.parenthesizeBinaryOperand(62, expression, false, undefined) : ts.parenthesizeDefaultExpression(expression);
+ return node;
+ }
+ ts.createExportAssignment = createExportAssignment;
+ function updateExportAssignment(node, decorators, modifiers, expression) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.expression !== expression
+ ? updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression), node)
+ : node;
+ }
+ ts.updateExportAssignment = updateExportAssignment;
+ function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, isTypeOnly) {
+ if (isTypeOnly === void 0) { isTypeOnly = false; }
+ var node = createSynthesizedNode(260);
+ node.decorators = asNodeArray(decorators);
+ node.modifiers = asNodeArray(modifiers);
+ node.isTypeOnly = isTypeOnly;
+ node.exportClause = exportClause;
+ node.moduleSpecifier = moduleSpecifier;
+ return node;
+ }
+ ts.createExportDeclaration = createExportDeclaration;
+ function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier, isTypeOnly) {
+ return node.decorators !== decorators
+ || node.modifiers !== modifiers
+ || node.isTypeOnly !== isTypeOnly
+ || node.exportClause !== exportClause
+ || node.moduleSpecifier !== moduleSpecifier
+ ? updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, isTypeOnly), node)
+ : node;
+ }
+ ts.updateExportDeclaration = updateExportDeclaration;
+ function createEmptyExports() {
+ return createExportDeclaration(undefined, undefined, createNamedExports([]), undefined);
+ }
+ ts.createEmptyExports = createEmptyExports;
+ function createNamedExports(elements) {
+ var node = createSynthesizedNode(261);
+ node.elements = createNodeArray(elements);
+ return node;
+ }
+ ts.createNamedExports = createNamedExports;
+ function updateNamedExports(node, elements) {
+ return node.elements !== elements
+ ? updateNode(createNamedExports(elements), node)
+ : node;
+ }
+ ts.updateNamedExports = updateNamedExports;
+ function createExportSpecifier(propertyName, name) {
+ var node = createSynthesizedNode(263);
+ node.propertyName = asName(propertyName);
+ node.name = asName(name);
+ return node;
+ }
+ ts.createExportSpecifier = createExportSpecifier;
+ function updateExportSpecifier(node, propertyName, name) {
+ return node.propertyName !== propertyName
+ || node.name !== name
+ ? updateNode(createExportSpecifier(propertyName, name), node)
+ : node;
+ }
+ ts.updateExportSpecifier = updateExportSpecifier;
+ function createExternalModuleReference(expression) {
+ var node = createSynthesizedNode(265);
+ node.expression = expression;
+ return node;
+ }
+ ts.createExternalModuleReference = createExternalModuleReference;
+ function updateExternalModuleReference(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createExternalModuleReference(expression), node)
+ : node;
+ }
+ ts.updateExternalModuleReference = updateExternalModuleReference;
+ function createJSDocTypeExpression(type) {
+ var node = createSynthesizedNode(294);
+ node.type = type;
+ return node;
+ }
+ ts.createJSDocTypeExpression = createJSDocTypeExpression;
+ function createJSDocTypeTag(typeExpression, comment) {
+ var tag = createJSDocTag(320, "type");
+ tag.typeExpression = typeExpression;
+ tag.comment = comment;
+ return tag;
+ }
+ ts.createJSDocTypeTag = createJSDocTypeTag;
+ function createJSDocReturnTag(typeExpression, comment) {
+ var tag = createJSDocTag(318, "returns");
+ tag.typeExpression = typeExpression;
+ tag.comment = comment;
+ return tag;
+ }
+ ts.createJSDocReturnTag = createJSDocReturnTag;
+ function createJSDocThisTag(typeExpression) {
+ var tag = createJSDocTag(319, "this");
+ tag.typeExpression = typeExpression;
+ return tag;
+ }
+ ts.createJSDocThisTag = createJSDocThisTag;
+ function createJSDocParamTag(name, isBracketed, typeExpression, comment) {
+ var tag = createJSDocTag(317, "param");
+ tag.typeExpression = typeExpression;
+ tag.name = name;
+ tag.isBracketed = isBracketed;
+ tag.comment = comment;
+ return tag;
+ }
+ ts.createJSDocParamTag = createJSDocParamTag;
+ function createJSDocClassTag() {
+ return createJSDocTag(310, "class");
+ }
+ ts.createJSDocClassTag = createJSDocClassTag;
+ function createJSDocComment(comment, tags) {
+ var node = createSynthesizedNode(303);
+ node.comment = comment;
+ node.tags = tags;
+ return node;
+ }
+ ts.createJSDocComment = createJSDocComment;
+ function createJSDocTag(kind, tagName) {
+ var node = createSynthesizedNode(kind);
+ node.tagName = createIdentifier(tagName);
+ return node;
+ }
+ function createJsxElement(openingElement, children, closingElement) {
+ var node = createSynthesizedNode(266);
+ node.openingElement = openingElement;
+ node.children = createNodeArray(children);
+ node.closingElement = closingElement;
+ return node;
+ }
+ ts.createJsxElement = createJsxElement;
+ function updateJsxElement(node, openingElement, children, closingElement) {
+ return node.openingElement !== openingElement
+ || node.children !== children
+ || node.closingElement !== closingElement
+ ? updateNode(createJsxElement(openingElement, children, closingElement), node)
+ : node;
+ }
+ ts.updateJsxElement = updateJsxElement;
+ function createJsxSelfClosingElement(tagName, typeArguments, attributes) {
+ var node = createSynthesizedNode(267);
+ node.tagName = tagName;
+ node.typeArguments = asNodeArray(typeArguments);
+ node.attributes = attributes;
+ return node;
+ }
+ ts.createJsxSelfClosingElement = createJsxSelfClosingElement;
+ function updateJsxSelfClosingElement(node, tagName, typeArguments, attributes) {
+ return node.tagName !== tagName
+ || node.typeArguments !== typeArguments
+ || node.attributes !== attributes
+ ? updateNode(createJsxSelfClosingElement(tagName, typeArguments, attributes), node)
+ : node;
+ }
+ ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement;
+ function createJsxOpeningElement(tagName, typeArguments, attributes) {
+ var node = createSynthesizedNode(268);
+ node.tagName = tagName;
+ node.typeArguments = asNodeArray(typeArguments);
+ node.attributes = attributes;
+ return node;
+ }
+ ts.createJsxOpeningElement = createJsxOpeningElement;
+ function updateJsxOpeningElement(node, tagName, typeArguments, attributes) {
+ return node.tagName !== tagName
+ || node.typeArguments !== typeArguments
+ || node.attributes !== attributes
+ ? updateNode(createJsxOpeningElement(tagName, typeArguments, attributes), node)
+ : node;
+ }
+ ts.updateJsxOpeningElement = updateJsxOpeningElement;
+ function createJsxClosingElement(tagName) {
+ var node = createSynthesizedNode(269);
+ node.tagName = tagName;
+ return node;
+ }
+ ts.createJsxClosingElement = createJsxClosingElement;
+ function updateJsxClosingElement(node, tagName) {
+ return node.tagName !== tagName
+ ? updateNode(createJsxClosingElement(tagName), node)
+ : node;
+ }
+ ts.updateJsxClosingElement = updateJsxClosingElement;
+ function createJsxFragment(openingFragment, children, closingFragment) {
+ var node = createSynthesizedNode(270);
+ node.openingFragment = openingFragment;
+ node.children = createNodeArray(children);
+ node.closingFragment = closingFragment;
+ return node;
+ }
+ ts.createJsxFragment = createJsxFragment;
+ function createJsxText(text, containsOnlyTriviaWhiteSpaces) {
+ var node = createSynthesizedNode(11);
+ node.text = text;
+ node.containsOnlyTriviaWhiteSpaces = !!containsOnlyTriviaWhiteSpaces;
+ return node;
+ }
+ ts.createJsxText = createJsxText;
+ function updateJsxText(node, text, containsOnlyTriviaWhiteSpaces) {
+ return node.text !== text
+ || node.containsOnlyTriviaWhiteSpaces !== containsOnlyTriviaWhiteSpaces
+ ? updateNode(createJsxText(text, containsOnlyTriviaWhiteSpaces), node)
+ : node;
+ }
+ ts.updateJsxText = updateJsxText;
+ function createJsxOpeningFragment() {
+ return createSynthesizedNode(271);
+ }
+ ts.createJsxOpeningFragment = createJsxOpeningFragment;
+ function createJsxJsxClosingFragment() {
+ return createSynthesizedNode(272);
+ }
+ ts.createJsxJsxClosingFragment = createJsxJsxClosingFragment;
+ function updateJsxFragment(node, openingFragment, children, closingFragment) {
+ return node.openingFragment !== openingFragment
+ || node.children !== children
+ || node.closingFragment !== closingFragment
+ ? updateNode(createJsxFragment(openingFragment, children, closingFragment), node)
+ : node;
+ }
+ ts.updateJsxFragment = updateJsxFragment;
+ function createJsxAttribute(name, initializer) {
+ var node = createSynthesizedNode(273);
+ node.name = name;
+ node.initializer = initializer;
+ return node;
+ }
+ ts.createJsxAttribute = createJsxAttribute;
+ function updateJsxAttribute(node, name, initializer) {
+ return node.name !== name
+ || node.initializer !== initializer
+ ? updateNode(createJsxAttribute(name, initializer), node)
+ : node;
+ }
+ ts.updateJsxAttribute = updateJsxAttribute;
+ function createJsxAttributes(properties) {
+ var node = createSynthesizedNode(274);
+ node.properties = createNodeArray(properties);
+ return node;
+ }
+ ts.createJsxAttributes = createJsxAttributes;
+ function updateJsxAttributes(node, properties) {
+ return node.properties !== properties
+ ? updateNode(createJsxAttributes(properties), node)
+ : node;
+ }
+ ts.updateJsxAttributes = updateJsxAttributes;
+ function createJsxSpreadAttribute(expression) {
+ var node = createSynthesizedNode(275);
+ node.expression = expression;
+ return node;
+ }
+ ts.createJsxSpreadAttribute = createJsxSpreadAttribute;
+ function updateJsxSpreadAttribute(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createJsxSpreadAttribute(expression), node)
+ : node;
+ }
+ ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute;
+ function createJsxExpression(dotDotDotToken, expression) {
+ var node = createSynthesizedNode(276);
+ node.dotDotDotToken = dotDotDotToken;
+ node.expression = expression;
+ return node;
+ }
+ ts.createJsxExpression = createJsxExpression;
+ function updateJsxExpression(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createJsxExpression(node.dotDotDotToken, expression), node)
+ : node;
+ }
+ ts.updateJsxExpression = updateJsxExpression;
+ function createCaseClause(expression, statements) {
+ var node = createSynthesizedNode(277);
+ node.expression = ts.parenthesizeExpressionForList(expression);
+ node.statements = createNodeArray(statements);
+ return node;
+ }
+ ts.createCaseClause = createCaseClause;
+ function updateCaseClause(node, expression, statements) {
+ return node.expression !== expression
+ || node.statements !== statements
+ ? updateNode(createCaseClause(expression, statements), node)
+ : node;
+ }
+ ts.updateCaseClause = updateCaseClause;
+ function createDefaultClause(statements) {
+ var node = createSynthesizedNode(278);
+ node.statements = createNodeArray(statements);
+ return node;
+ }
+ ts.createDefaultClause = createDefaultClause;
+ function updateDefaultClause(node, statements) {
+ return node.statements !== statements
+ ? updateNode(createDefaultClause(statements), node)
+ : node;
+ }
+ ts.updateDefaultClause = updateDefaultClause;
+ function createHeritageClause(token, types) {
+ var node = createSynthesizedNode(279);
+ node.token = token;
+ node.types = createNodeArray(types);
+ return node;
+ }
+ ts.createHeritageClause = createHeritageClause;
+ function updateHeritageClause(node, types) {
+ return node.types !== types
+ ? updateNode(createHeritageClause(node.token, types), node)
+ : node;
+ }
+ ts.updateHeritageClause = updateHeritageClause;
+ function createCatchClause(variableDeclaration, block) {
+ var node = createSynthesizedNode(280);
+ node.variableDeclaration = ts.isString(variableDeclaration) ? createVariableDeclaration(variableDeclaration) : variableDeclaration;
+ node.block = block;
+ return node;
+ }
+ ts.createCatchClause = createCatchClause;
+ function updateCatchClause(node, variableDeclaration, block) {
+ return node.variableDeclaration !== variableDeclaration
+ || node.block !== block
+ ? updateNode(createCatchClause(variableDeclaration, block), node)
+ : node;
+ }
+ ts.updateCatchClause = updateCatchClause;
+ function createPropertyAssignment(name, initializer) {
+ var node = createSynthesizedNode(281);
+ node.name = asName(name);
+ node.questionToken = undefined;
+ node.initializer = ts.parenthesizeExpressionForList(initializer);
+ return node;
+ }
+ ts.createPropertyAssignment = createPropertyAssignment;
+ function updatePropertyAssignment(node, name, initializer) {
+ return node.name !== name
+ || node.initializer !== initializer
+ ? updateNode(createPropertyAssignment(name, initializer), node)
+ : node;
+ }
+ ts.updatePropertyAssignment = updatePropertyAssignment;
+ function createShorthandPropertyAssignment(name, objectAssignmentInitializer) {
+ var node = createSynthesizedNode(282);
+ node.name = asName(name);
+ node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? ts.parenthesizeExpressionForList(objectAssignmentInitializer) : undefined;
+ return node;
+ }
+ ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment;
+ function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) {
+ return node.name !== name
+ || node.objectAssignmentInitializer !== objectAssignmentInitializer
+ ? updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer), node)
+ : node;
+ }
+ ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment;
+ function createSpreadAssignment(expression) {
+ var node = createSynthesizedNode(283);
+ node.expression = ts.parenthesizeExpressionForList(expression);
+ return node;
+ }
+ ts.createSpreadAssignment = createSpreadAssignment;
+ function updateSpreadAssignment(node, expression) {
+ return node.expression !== expression
+ ? updateNode(createSpreadAssignment(expression), node)
+ : node;
+ }
+ ts.updateSpreadAssignment = updateSpreadAssignment;
+ function createEnumMember(name, initializer) {
+ var node = createSynthesizedNode(284);
+ node.name = asName(name);
+ node.initializer = initializer && ts.parenthesizeExpressionForList(initializer);
+ return node;
+ }
+ ts.createEnumMember = createEnumMember;
+ function updateEnumMember(node, name, initializer) {
+ return node.name !== name
+ || node.initializer !== initializer
+ ? updateNode(createEnumMember(name, initializer), node)
+ : node;
+ }
+ ts.updateEnumMember = updateEnumMember;
+ function updateSourceFileNode(node, statements, isDeclarationFile, referencedFiles, typeReferences, hasNoDefaultLib, libReferences) {
+ if (node.statements !== statements ||
+ (isDeclarationFile !== undefined && node.isDeclarationFile !== isDeclarationFile) ||
+ (referencedFiles !== undefined && node.referencedFiles !== referencedFiles) ||
+ (typeReferences !== undefined && node.typeReferenceDirectives !== typeReferences) ||
+ (libReferences !== undefined && node.libReferenceDirectives !== libReferences) ||
+ (hasNoDefaultLib !== undefined && node.hasNoDefaultLib !== hasNoDefaultLib)) {
+ var updated = createSynthesizedNode(290);
+ updated.flags |= node.flags;
+ updated.statements = createNodeArray(statements);
+ updated.endOfFileToken = node.endOfFileToken;
+ updated.fileName = node.fileName;
+ updated.path = node.path;
+ updated.text = node.text;
+ updated.isDeclarationFile = isDeclarationFile === undefined ? node.isDeclarationFile : isDeclarationFile;
+ updated.referencedFiles = referencedFiles === undefined ? node.referencedFiles : referencedFiles;
+ updated.typeReferenceDirectives = typeReferences === undefined ? node.typeReferenceDirectives : typeReferences;
+ updated.hasNoDefaultLib = hasNoDefaultLib === undefined ? node.hasNoDefaultLib : hasNoDefaultLib;
+ updated.libReferenceDirectives = libReferences === undefined ? node.libReferenceDirectives : libReferences;
+ if (node.amdDependencies !== undefined)
+ updated.amdDependencies = node.amdDependencies;
+ if (node.moduleName !== undefined)
+ updated.moduleName = node.moduleName;
+ if (node.languageVariant !== undefined)
+ updated.languageVariant = node.languageVariant;
+ if (node.renamedDependencies !== undefined)
+ updated.renamedDependencies = node.renamedDependencies;
+ if (node.languageVersion !== undefined)
+ updated.languageVersion = node.languageVersion;
+ if (node.scriptKind !== undefined)
+ updated.scriptKind = node.scriptKind;
+ if (node.externalModuleIndicator !== undefined)
+ updated.externalModuleIndicator = node.externalModuleIndicator;
+ if (node.commonJsModuleIndicator !== undefined)
+ updated.commonJsModuleIndicator = node.commonJsModuleIndicator;
+ if (node.identifiers !== undefined)
+ updated.identifiers = node.identifiers;
+ if (node.nodeCount !== undefined)
+ updated.nodeCount = node.nodeCount;
+ if (node.identifierCount !== undefined)
+ updated.identifierCount = node.identifierCount;
+ if (node.symbolCount !== undefined)
+ updated.symbolCount = node.symbolCount;
+ if (node.parseDiagnostics !== undefined)
+ updated.parseDiagnostics = node.parseDiagnostics;
+ if (node.bindDiagnostics !== undefined)
+ updated.bindDiagnostics = node.bindDiagnostics;
+ if (node.bindSuggestionDiagnostics !== undefined)
+ updated.bindSuggestionDiagnostics = node.bindSuggestionDiagnostics;
+ if (node.lineMap !== undefined)
+ updated.lineMap = node.lineMap;
+ if (node.classifiableNames !== undefined)
+ updated.classifiableNames = node.classifiableNames;
+ if (node.resolvedModules !== undefined)
+ updated.resolvedModules = node.resolvedModules;
+ if (node.resolvedTypeReferenceDirectiveNames !== undefined)
+ updated.resolvedTypeReferenceDirectiveNames = node.resolvedTypeReferenceDirectiveNames;
+ if (node.imports !== undefined)
+ updated.imports = node.imports;
+ if (node.moduleAugmentations !== undefined)
+ updated.moduleAugmentations = node.moduleAugmentations;
+ if (node.pragmas !== undefined)
+ updated.pragmas = node.pragmas;
+ if (node.localJsxFactory !== undefined)
+ updated.localJsxFactory = node.localJsxFactory;
+ if (node.localJsxNamespace !== undefined)
+ updated.localJsxNamespace = node.localJsxNamespace;
+ return updateNode(updated, node);
+ }
+ return node;
+ }
+ ts.updateSourceFileNode = updateSourceFileNode;
+ function getMutableClone(node) {
+ var clone = getSynthesizedClone(node);
+ clone.pos = node.pos;
+ clone.end = node.end;
+ clone.parent = node.parent;
+ return clone;
+ }
+ ts.getMutableClone = getMutableClone;
+ function createNotEmittedStatement(original) {
+ var node = createSynthesizedNode(325);
+ node.original = original;
+ setTextRange(node, original);
+ return node;
+ }
+ ts.createNotEmittedStatement = createNotEmittedStatement;
+ function createEndOfDeclarationMarker(original) {
+ var node = createSynthesizedNode(329);
+ node.emitNode = {};
+ node.original = original;
+ return node;
+ }
+ ts.createEndOfDeclarationMarker = createEndOfDeclarationMarker;
+ function createMergeDeclarationMarker(original) {
+ var node = createSynthesizedNode(328);
+ node.emitNode = {};
+ node.original = original;
+ return node;
+ }
+ ts.createMergeDeclarationMarker = createMergeDeclarationMarker;
+ function createPartiallyEmittedExpression(expression, original) {
+ var node = createSynthesizedNode(326);
+ node.expression = expression;
+ node.original = original;
+ setTextRange(node, original);
+ return node;
+ }
+ ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression;
+ function updatePartiallyEmittedExpression(node, expression) {
+ if (node.expression !== expression) {
+ return updateNode(createPartiallyEmittedExpression(expression, node.original), node);
+ }
+ return node;
+ }
+ ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression;
+ function flattenCommaElements(node) {
+ if (ts.nodeIsSynthesized(node) && !ts.isParseTreeNode(node) && !node.original && !node.emitNode && !node.id) {
+ if (node.kind === 327) {
+ return node.elements;
+ }
+ if (ts.isBinaryExpression(node) && node.operatorToken.kind === 27) {
+ return [node.left, node.right];
+ }
+ }
+ return node;
+ }
+ function createCommaList(elements) {
+ var node = createSynthesizedNode(327);
+ node.elements = createNodeArray(ts.sameFlatMap(elements, flattenCommaElements));
+ return node;
+ }
+ ts.createCommaList = createCommaList;
+ function updateCommaList(node, elements) {
+ return node.elements !== elements
+ ? updateNode(createCommaList(elements), node)
+ : node;
+ }
+ ts.updateCommaList = updateCommaList;
+ function createSyntheticReferenceExpression(expression, thisArg) {
+ var node = createSynthesizedNode(330);
+ node.expression = expression;
+ node.thisArg = thisArg;
+ return node;
+ }
+ ts.createSyntheticReferenceExpression = createSyntheticReferenceExpression;
+ function updateSyntheticReferenceExpression(node, expression, thisArg) {
+ return node.expression !== expression
+ || node.thisArg !== thisArg
+ ? updateNode(createSyntheticReferenceExpression(expression, thisArg), node)
+ : node;
+ }
+ ts.updateSyntheticReferenceExpression = updateSyntheticReferenceExpression;
+ function createBundle(sourceFiles, prepends) {
+ if (prepends === void 0) { prepends = ts.emptyArray; }
+ var node = ts.createNode(291);
+ node.prepends = prepends;
+ node.sourceFiles = sourceFiles;
+ return node;
+ }
+ ts.createBundle = createBundle;
+ var allUnscopedEmitHelpers;
+ function getAllUnscopedEmitHelpers() {
+ return allUnscopedEmitHelpers || (allUnscopedEmitHelpers = ts.arrayToMap([
+ ts.valuesHelper,
+ ts.readHelper,
+ ts.spreadHelper,
+ ts.spreadArraysHelper,
+ ts.restHelper,
+ ts.decorateHelper,
+ ts.metadataHelper,
+ ts.paramHelper,
+ ts.awaiterHelper,
+ ts.assignHelper,
+ ts.awaitHelper,
+ ts.asyncGeneratorHelper,
+ ts.asyncDelegator,
+ ts.asyncValues,
+ ts.extendsHelper,
+ ts.templateObjectHelper,
+ ts.generatorHelper,
+ ts.importStarHelper,
+ ts.importDefaultHelper,
+ ts.classPrivateFieldGetHelper,
+ ts.classPrivateFieldSetHelper,
+ ts.createBindingHelper,
+ ts.setModuleDefaultHelper
+ ], function (helper) { return helper.name; }));
+ }
+ function createUnparsedSource() {
+ var node = ts.createNode(292);
+ node.prologues = ts.emptyArray;
+ node.referencedFiles = ts.emptyArray;
+ node.libReferenceDirectives = ts.emptyArray;
+ node.getLineAndCharacterOfPosition = function (pos) { return ts.getLineAndCharacterOfPosition(node, pos); };
+ return node;
+ }
+ function createUnparsedSourceFile(textOrInputFiles, mapPathOrType, mapTextOrStripInternal) {
+ var node = createUnparsedSource();
+ var stripInternal;
+ var bundleFileInfo;
+ if (!ts.isString(textOrInputFiles)) {
+ ts.Debug.assert(mapPathOrType === "js" || mapPathOrType === "dts");
+ node.fileName = (mapPathOrType === "js" ? textOrInputFiles.javascriptPath : textOrInputFiles.declarationPath) || "";
+ node.sourceMapPath = mapPathOrType === "js" ? textOrInputFiles.javascriptMapPath : textOrInputFiles.declarationMapPath;
+ Object.defineProperties(node, {
+ text: { get: function () { return mapPathOrType === "js" ? textOrInputFiles.javascriptText : textOrInputFiles.declarationText; } },
+ sourceMapText: { get: function () { return mapPathOrType === "js" ? textOrInputFiles.javascriptMapText : textOrInputFiles.declarationMapText; } },
+ });
+ if (textOrInputFiles.buildInfo && textOrInputFiles.buildInfo.bundle) {
+ node.oldFileOfCurrentEmit = textOrInputFiles.oldFileOfCurrentEmit;
+ ts.Debug.assert(mapTextOrStripInternal === undefined || typeof mapTextOrStripInternal === "boolean");
+ stripInternal = mapTextOrStripInternal;
+ bundleFileInfo = mapPathOrType === "js" ? textOrInputFiles.buildInfo.bundle.js : textOrInputFiles.buildInfo.bundle.dts;
+ if (node.oldFileOfCurrentEmit) {
+ parseOldFileOfCurrentEmit(node, ts.Debug.checkDefined(bundleFileInfo));
+ return node;
+ }
+ }
+ }
+ else {
+ node.fileName = "";
+ node.text = textOrInputFiles;
+ node.sourceMapPath = mapPathOrType;
+ node.sourceMapText = mapTextOrStripInternal;
+ }
+ ts.Debug.assert(!node.oldFileOfCurrentEmit);
+ parseUnparsedSourceFile(node, bundleFileInfo, stripInternal);
+ return node;
+ }
+ ts.createUnparsedSourceFile = createUnparsedSourceFile;
+ function parseUnparsedSourceFile(node, bundleFileInfo, stripInternal) {
+ var prologues;
+ var helpers;
+ var referencedFiles;
+ var typeReferenceDirectives;
+ var libReferenceDirectives;
+ var texts;
+ for (var _i = 0, _a = bundleFileInfo ? bundleFileInfo.sections : ts.emptyArray; _i < _a.length; _i++) {
+ var section = _a[_i];
+ switch (section.kind) {
+ case "prologue":
+ (prologues || (prologues = [])).push(createUnparsedNode(section, node));
+ break;
+ case "emitHelpers":
+ (helpers || (helpers = [])).push(getAllUnscopedEmitHelpers().get(section.data));
+ break;
+ case "no-default-lib":
+ node.hasNoDefaultLib = true;
+ break;
+ case "reference":
+ (referencedFiles || (referencedFiles = [])).push({ pos: -1, end: -1, fileName: section.data });
+ break;
+ case "type":
+ (typeReferenceDirectives || (typeReferenceDirectives = [])).push(section.data);
+ break;
+ case "lib":
+ (libReferenceDirectives || (libReferenceDirectives = [])).push({ pos: -1, end: -1, fileName: section.data });
+ break;
+ case "prepend":
+ var prependNode = createUnparsedNode(section, node);
+ 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 || (prependTexts = [])).push(createUnparsedNode(text, node));
+ }
+ }
+ prependNode.texts = prependTexts || ts.emptyArray;
+ (texts || (texts = [])).push(prependNode);
+ break;
+ case "internal":
+ if (stripInternal) {
+ if (!texts)
+ texts = [];
+ break;
+ }
+ case "text":
+ (texts || (texts = [])).push(createUnparsedNode(section, node));
+ break;
+ default:
+ ts.Debug.assertNever(section);
+ }
+ }
+ node.prologues = prologues || ts.emptyArray;
+ node.helpers = helpers;
+ node.referencedFiles = referencedFiles || ts.emptyArray;
+ node.typeReferenceDirectives = typeReferenceDirectives;
+ node.libReferenceDirectives = libReferenceDirectives || ts.emptyArray;
+ node.texts = texts || [createUnparsedNode({ kind: "text", pos: 0, end: node.text.length }, node)];
+ }
+ function parseOldFileOfCurrentEmit(node, bundleFileInfo) {
+ ts.Debug.assert(!!node.oldFileOfCurrentEmit);
+ 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 || (texts = [])).push(createUnparsedNode(section, node));
+ break;
+ case "no-default-lib":
+ case "reference":
+ case "type":
+ case "lib":
+ (syntheticReferences || (syntheticReferences = [])).push(createUnparsedSyntheticReference(section, node));
+ break;
+ case "prologue":
+ case "emitHelpers":
+ case "prepend":
+ break;
+ default:
+ ts.Debug.assertNever(section);
+ }
+ }
+ node.texts = texts || ts.emptyArray;
+ node.helpers = ts.map(bundleFileInfo.sources && bundleFileInfo.sources.helpers, function (name) { return getAllUnscopedEmitHelpers().get(name); });
+ node.syntheticReferences = syntheticReferences;
+ return node;
+ }
+ function mapBundleFileSectionKindToSyntaxKind(kind) {
+ switch (kind) {
+ case "prologue": return 285;
+ case "prepend": return 286;
+ case "internal": return 288;
+ case "text": return 287;
+ case "emitHelpers":
+ case "no-default-lib":
+ case "reference":
+ case "type":
+ case "lib":
+ return ts.Debug.fail("BundleFileSectionKind: " + kind + " not yet mapped to SyntaxKind");
+ default:
+ return ts.Debug.assertNever(kind);
+ }
+ }
+ function createUnparsedNode(section, parent) {
+ var node = ts.createNode(mapBundleFileSectionKindToSyntaxKind(section.kind), section.pos, section.end);
+ node.parent = parent;
+ node.data = section.data;
+ return node;
+ }
+ function createUnparsedSyntheticReference(section, parent) {
+ var node = ts.createNode(289, section.pos, section.end);
+ node.parent = parent;
+ node.data = section.data;
+ node.section = section;
+ return node;
+ }
+ function createInputFiles(javascriptTextOrReadFileText, declarationTextOrJavascriptPath, javascriptMapPath, javascriptMapTextOrDeclarationPath, declarationMapPath, declarationMapTextOrBuildInfoPath, javascriptPath, declarationPath, buildInfoPath, buildInfo, oldFileOfCurrentEmit) {
+ var node = ts.createNode(293);
+ if (!ts.isString(javascriptTextOrReadFileText)) {
+ var cache_1 = ts.createMap();
+ 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.checkDefined(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.checkDefined(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;
+ function updateBundle(node, sourceFiles, prepends) {
+ if (prepends === void 0) { prepends = ts.emptyArray; }
+ if (node.sourceFiles !== sourceFiles || node.prepends !== prepends) {
+ return createBundle(sourceFiles, prepends);
+ }
+ return node;
+ }
+ ts.updateBundle = updateBundle;
+ function createImmediatelyInvokedFunctionExpression(statements, param, paramValue) {
+ return createCall(createFunctionExpression(undefined, undefined, undefined, undefined, param ? [param] : [], undefined, createBlock(statements, true)), undefined, paramValue ? [paramValue] : []);
+ }
+ ts.createImmediatelyInvokedFunctionExpression = createImmediatelyInvokedFunctionExpression;
+ function createImmediatelyInvokedArrowFunction(statements, param, paramValue) {
+ return createCall(createArrowFunction(undefined, undefined, param ? [param] : [], undefined, undefined, createBlock(statements, true)), undefined, paramValue ? [paramValue] : []);
+ }
+ ts.createImmediatelyInvokedArrowFunction = createImmediatelyInvokedArrowFunction;
+ function createComma(left, right) {
+ return createBinary(left, 27, right);
+ }
+ ts.createComma = createComma;
+ function createLessThan(left, right) {
+ return createBinary(left, 29, right);
+ }
+ ts.createLessThan = createLessThan;
+ function createAssignment(left, right) {
+ return createBinary(left, 62, right);
+ }
+ ts.createAssignment = createAssignment;
+ function createStrictEquality(left, right) {
+ return createBinary(left, 36, right);
+ }
+ ts.createStrictEquality = createStrictEquality;
+ function createStrictInequality(left, right) {
+ return createBinary(left, 37, right);
+ }
+ ts.createStrictInequality = createStrictInequality;
+ function createAdd(left, right) {
+ return createBinary(left, 39, right);
+ }
+ ts.createAdd = createAdd;
+ function createSubtract(left, right) {
+ return createBinary(left, 40, right);
+ }
+ ts.createSubtract = createSubtract;
+ function createPostfixIncrement(operand) {
+ return createPostfix(operand, 45);
+ }
+ ts.createPostfixIncrement = createPostfixIncrement;
+ function createLogicalAnd(left, right) {
+ return createBinary(left, 55, right);
+ }
+ ts.createLogicalAnd = createLogicalAnd;
+ function createLogicalOr(left, right) {
+ return createBinary(left, 56, right);
+ }
+ ts.createLogicalOr = createLogicalOr;
+ function createNullishCoalesce(left, right) {
+ return createBinary(left, 60, right);
+ }
+ ts.createNullishCoalesce = createNullishCoalesce;
+ function createLogicalNot(operand) {
+ return createPrefix(53, operand);
+ }
+ ts.createLogicalNot = createLogicalNot;
+ function createVoidZero() {
+ return createVoid(createLiteral(0));
+ }
+ ts.createVoidZero = createVoidZero;
+ function createExportDefault(expression) {
+ return createExportAssignment(undefined, undefined, false, expression);
+ }
+ ts.createExportDefault = createExportDefault;
+ function createExternalModuleExport(exportName) {
+ return createExportDeclaration(undefined, undefined, createNamedExports([createExportSpecifier(undefined, exportName)]));
+ }
+ ts.createExternalModuleExport = createExternalModuleExport;
+ function asName(name) {
+ return ts.isString(name) ? 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 asNodeArray(array) {
+ return array ? createNodeArray(array) : undefined;
+ }
+ function asToken(value) {
+ return typeof value === "number" ? createToken(value) : value;
+ }
+ function asEmbeddedStatement(statement) {
+ return statement && ts.isNotEmittedStatement(statement) ? setTextRange(setOriginalNode(createEmptyStatement(), statement), statement) : statement;
+ }
+ function disposeEmitNodes(sourceFile) {
+ sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile));
+ var emitNode = sourceFile && sourceFile.emitNode;
+ var annotatedNodes = emitNode && emitNode.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 getOrCreateEmitNode(node) {
+ if (!node.emitNode) {
+ if (ts.isParseTreeNode(node)) {
+ if (node.kind === 290) {
+ return node.emitNode = { annotatedNodes: [node] };
+ }
+ var sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(ts.getSourceFileOfNode(node)));
+ getOrCreateEmitNode(sourceFile).annotatedNodes.push(node);
+ }
+ node.emitNode = {};
+ }
+ return node.emitNode;
+ }
+ ts.getOrCreateEmitNode = getOrCreateEmitNode;
+ function removeAllComments(node) {
+ var emitNode = getOrCreateEmitNode(node);
+ emitNode.flags |= 1536;
+ emitNode.leadingComments = undefined;
+ emitNode.trailingComments = undefined;
+ return node;
+ }
+ ts.removeAllComments = removeAllComments;
+ function setTextRange(range, location) {
+ if (location) {
+ range.pos = location.pos;
+ range.end = location.end;
+ }
+ return range;
+ }
+ ts.setTextRange = setTextRange;
+ 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 emitNode = node.emitNode;
+ return (emitNode && emitNode.sourceMapRange) || node;
+ }
+ ts.getSourceMapRange = getSourceMapRange;
+ function setSourceMapRange(node, range) {
+ getOrCreateEmitNode(node).sourceMapRange = range;
+ return node;
+ }
+ ts.setSourceMapRange = setSourceMapRange;
+ var SourceMapSource;
+ function createSourceMapSource(fileName, text, skipTrivia) {
+ return new (SourceMapSource || (SourceMapSource = ts.objectAllocator.getSourceMapSourceConstructor()))(fileName, text, skipTrivia);
+ }
+ ts.createSourceMapSource = createSourceMapSource;
+ function getTokenSourceMapRange(node, token) {
+ var emitNode = node.emitNode;
+ var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges;
+ return tokenSourceMapRanges && tokenSourceMapRanges[token];
+ }
+ ts.getTokenSourceMapRange = getTokenSourceMapRange;
+ function setTokenSourceMapRange(node, token, range) {
+ var emitNode = getOrCreateEmitNode(node);
+ var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = []);
+ tokenSourceMapRanges[token] = range;
+ return node;
+ }
+ ts.setTokenSourceMapRange = setTokenSourceMapRange;
+ function getStartsOnNewLine(node) {
+ var emitNode = node.emitNode;
+ return emitNode && emitNode.startsOnNewLine;
+ }
+ ts.getStartsOnNewLine = getStartsOnNewLine;
+ function setStartsOnNewLine(node, newLine) {
+ getOrCreateEmitNode(node).startsOnNewLine = newLine;
+ return node;
+ }
+ ts.setStartsOnNewLine = setStartsOnNewLine;
+ function getCommentRange(node) {
+ var emitNode = node.emitNode;
+ return (emitNode && emitNode.commentRange) || node;
+ }
+ ts.getCommentRange = getCommentRange;
+ function setCommentRange(node, range) {
+ getOrCreateEmitNode(node).commentRange = range;
+ return node;
+ }
+ ts.setCommentRange = setCommentRange;
+ function getSyntheticLeadingComments(node) {
+ var emitNode = node.emitNode;
+ return emitNode && emitNode.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 emitNode = node.emitNode;
+ return emitNode && emitNode.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 ignoreSourceNewlines(node) {
+ getOrCreateEmitNode(node).flags |= 134217728;
+ return node;
+ }
+ ts.ignoreSourceNewlines = ignoreSourceNewlines;
+ function getConstantValue(node) {
+ var emitNode = node.emitNode;
+ return emitNode && emitNode.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_1 = helpers; _i < helpers_1.length; _i++) {
+ var helper = helpers_1[_i];
+ emitNode.helpers = ts.appendIfUnique(emitNode.helpers, helper);
+ }
+ }
+ return node;
+ }
+ ts.addEmitHelpers = addEmitHelpers;
+ function removeEmitHelper(node, helper) {
+ var emitNode = node.emitNode;
+ if (emitNode) {
+ var helpers = emitNode.helpers;
+ if (helpers) {
+ return ts.orderedRemoveItem(helpers, helper);
+ }
+ }
+ return false;
+ }
+ ts.removeEmitHelper = removeEmitHelper;
+ function getEmitHelpers(node) {
+ var emitNode = node.emitNode;
+ return emitNode && emitNode.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 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 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)
+ destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers);
+ 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) {
+ ts.nullTransformationContext = {
+ enableEmitNotification: ts.noop,
+ enableSubstitution: ts.noop,
+ endLexicalEnvironment: ts.returnUndefined,
+ getCompilerOptions: function () { return ({}); },
+ getEmitHost: ts.notImplemented,
+ getEmitResolver: 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,
+ };
+ function createTypeCheck(value, tag) {
+ return tag === "undefined"
+ ? ts.createStrictEquality(value, ts.createVoidZero())
+ : ts.createStrictEquality(ts.createTypeOf(value), ts.createLiteral(tag));
+ }
+ ts.createTypeCheck = createTypeCheck;
+ function createMemberAccessForPropertyName(target, memberName, location) {
+ if (ts.isComputedPropertyName(memberName)) {
+ return ts.setTextRange(ts.createElementAccess(target, memberName.expression), location);
+ }
+ else {
+ var expression = ts.setTextRange((ts.isIdentifier(memberName) || ts.isPrivateIdentifier(memberName))
+ ? ts.createPropertyAccess(target, memberName)
+ : ts.createElementAccess(target, memberName), memberName);
+ ts.getOrCreateEmitNode(expression).flags |= 64;
+ return expression;
+ }
+ }
+ ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName;
+ function createFunctionCall(func, thisArg, argumentsList, location) {
+ return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "call"), undefined, __spreadArrays([
+ thisArg
+ ], argumentsList)), location);
+ }
+ ts.createFunctionCall = createFunctionCall;
+ function createFunctionApply(func, thisArg, argumentsExpression, location) {
+ return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "apply"), undefined, [
+ thisArg,
+ argumentsExpression
+ ]), location);
+ }
+ ts.createFunctionApply = createFunctionApply;
+ function createArraySlice(array, start) {
+ var argumentsList = [];
+ if (start !== undefined) {
+ argumentsList.push(typeof start === "number" ? ts.createLiteral(start) : start);
+ }
+ return ts.createCall(ts.createPropertyAccess(array, "slice"), undefined, argumentsList);
+ }
+ ts.createArraySlice = createArraySlice;
+ function createArrayConcat(array, values) {
+ return ts.createCall(ts.createPropertyAccess(array, "concat"), undefined, values);
+ }
+ ts.createArrayConcat = createArrayConcat;
+ function createMathPow(left, right, location) {
+ return ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Math"), "pow"), undefined, [left, right]), location);
+ }
+ ts.createMathPow = createMathPow;
+ function createReactNamespace(reactNamespace, parent) {
+ var react = ts.createIdentifier(reactNamespace || "React");
+ react.flags &= ~8;
+ react.parent = ts.getParseTreeNode(parent);
+ return react;
+ }
+ function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) {
+ if (ts.isQualifiedName(jsxFactory)) {
+ var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent);
+ var right = ts.createIdentifier(ts.idText(jsxFactory.right));
+ right.escapedText = jsxFactory.right.escapedText;
+ return ts.createPropertyAccess(left, right);
+ }
+ else {
+ return createReactNamespace(ts.idText(jsxFactory), parent);
+ }
+ }
+ function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) {
+ return jsxFactoryEntity ?
+ createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) :
+ ts.createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement");
+ }
+ function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) {
+ var argumentsList = [tagName];
+ if (props) {
+ argumentsList.push(props);
+ }
+ if (children && children.length > 0) {
+ if (!props) {
+ argumentsList.push(ts.createNull());
+ }
+ if (children.length > 1) {
+ for (var _i = 0, children_2 = children; _i < children_2.length; _i++) {
+ var child = children_2[_i];
+ startOnNewLine(child);
+ argumentsList.push(child);
+ }
+ }
+ else {
+ argumentsList.push(children[0]);
+ }
+ }
+ return ts.setTextRange(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), undefined, argumentsList), location);
+ }
+ ts.createExpressionForJsxElement = createExpressionForJsxElement;
+ function createExpressionForJsxFragment(jsxFactoryEntity, reactNamespace, children, parentElement, location) {
+ var tagName = ts.createPropertyAccess(createReactNamespace(reactNamespace, parentElement), "Fragment");
+ var argumentsList = [tagName];
+ argumentsList.push(ts.createNull());
+ if (children && children.length > 0) {
+ 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(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), undefined, argumentsList), location);
+ }
+ ts.createExpressionForJsxFragment = createExpressionForJsxFragment;
+ function getUnscopedHelperName(name) {
+ return ts.setEmitFlags(ts.createIdentifier(name), 4096 | 2);
+ }
+ ts.getUnscopedHelperName = getUnscopedHelperName;
+ 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 };"
+ };
+ function createValuesHelper(context, expression, location) {
+ context.requestEmitHelper(ts.valuesHelper);
+ return ts.setTextRange(ts.createCall(getUnscopedHelperName("__values"), undefined, [expression]), location);
+ }
+ ts.createValuesHelper = createValuesHelper;
+ 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 };"
+ };
+ function createReadHelper(context, iteratorRecord, count, location) {
+ context.requestEmitHelper(ts.readHelper);
+ return ts.setTextRange(ts.createCall(getUnscopedHelperName("__read"), undefined, count !== undefined
+ ? [iteratorRecord, ts.createLiteral(count)]
+ : [iteratorRecord]), location);
+ }
+ ts.createReadHelper = createReadHelper;
+ 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 };"
+ };
+ function createSpreadHelper(context, argumentList, location) {
+ context.requestEmitHelper(ts.spreadHelper);
+ return ts.setTextRange(ts.createCall(getUnscopedHelperName("__spread"), undefined, argumentList), location);
+ }
+ ts.createSpreadHelper = createSpreadHelper;
+ 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 };"
+ };
+ function createSpreadArraysHelper(context, argumentList, location) {
+ context.requestEmitHelper(ts.spreadArraysHelper);
+ return ts.setTextRange(ts.createCall(getUnscopedHelperName("__spreadArrays"), undefined, argumentList), location);
+ }
+ ts.createSpreadArraysHelper = createSpreadArraysHelper;
+ function createForOfBindingStatement(node, boundValue) {
+ if (ts.isVariableDeclarationList(node)) {
+ var firstDeclaration = ts.first(node.declarations);
+ var updatedDeclaration = ts.updateVariableDeclaration(firstDeclaration, firstDeclaration.name, undefined, boundValue);
+ return ts.setTextRange(ts.createVariableStatement(undefined, ts.updateVariableDeclarationList(node, [updatedDeclaration])), node);
+ }
+ else {
+ var updatedExpression = ts.setTextRange(ts.createAssignment(node, boundValue), node);
+ return ts.setTextRange(ts.createStatement(updatedExpression), node);
+ }
+ }
+ ts.createForOfBindingStatement = createForOfBindingStatement;
+ function insertLeadingStatement(dest, source) {
+ if (ts.isBlock(dest)) {
+ return ts.updateBlock(dest, ts.setTextRange(ts.createNodeArray(__spreadArrays([source], dest.statements)), dest.statements));
+ }
+ else {
+ return ts.createBlock(ts.createNodeArray([dest, source]), true);
+ }
+ }
+ ts.insertLeadingStatement = insertLeadingStatement;
+ function restoreEnclosingLabel(node, outermostLabeledStatement, afterRestoreLabelCallback) {
+ if (!outermostLabeledStatement) {
+ return node;
+ }
+ var updated = ts.updateLabel(outermostLabeledStatement, outermostLabeledStatement.label, outermostLabeledStatement.statement.kind === 238
+ ? restoreEnclosingLabel(node, outermostLabeledStatement.statement)
+ : node);
+ if (afterRestoreLabelCallback) {
+ afterRestoreLabelCallback(outermostLabeledStatement);
+ }
+ return updated;
+ }
+ ts.restoreEnclosingLabel = restoreEnclosingLabel;
+ function shouldBeCapturedInTempVariable(node, cacheIdentifiers) {
+ var target = ts.skipParentheses(node);
+ switch (target.kind) {
+ case 75:
+ return cacheIdentifiers;
+ case 104:
+ case 8:
+ case 9:
+ case 10:
+ return false;
+ case 192:
+ var elements = target.elements;
+ if (elements.length === 0) {
+ return false;
+ }
+ return true;
+ case 193:
+ return target.properties.length > 0;
+ default:
+ return true;
+ }
+ }
+ function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) {
+ if (cacheIdentifiers === void 0) { cacheIdentifiers = false; }
+ var callee = skipOuterExpressions(expression, 15);
+ var thisArg;
+ var target;
+ if (ts.isSuperProperty(callee)) {
+ thisArg = ts.createThis();
+ target = callee;
+ }
+ else if (callee.kind === 102) {
+ thisArg = ts.createThis();
+ target = languageVersion < 2
+ ? ts.setTextRange(ts.createIdentifier("_super"), callee)
+ : callee;
+ }
+ else if (ts.getEmitFlags(callee) & 4096) {
+ thisArg = ts.createVoidZero();
+ target = parenthesizeForAccess(callee);
+ }
+ else {
+ switch (callee.kind) {
+ case 194: {
+ if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) {
+ thisArg = ts.createTempVariable(recordTempVariable);
+ target = ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.name);
+ ts.setTextRange(target, callee);
+ }
+ else {
+ thisArg = callee.expression;
+ target = callee;
+ }
+ break;
+ }
+ case 195: {
+ if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) {
+ thisArg = ts.createTempVariable(recordTempVariable);
+ target = ts.createElementAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.argumentExpression);
+ ts.setTextRange(target, callee);
+ }
+ else {
+ thisArg = callee.expression;
+ target = callee;
+ }
+ break;
+ }
+ default: {
+ thisArg = ts.createVoidZero();
+ target = parenthesizeForAccess(expression);
+ break;
+ }
+ }
+ }
+ return { target: target, thisArg: thisArg };
+ }
+ ts.createCallBinding = createCallBinding;
+ function inlineExpressions(expressions) {
+ return expressions.length > 10
+ ? ts.createCommaList(expressions)
+ : ts.reduceLeft(expressions, ts.createComma);
+ }
+ ts.inlineExpressions = inlineExpressions;
+ function createExpressionFromEntityName(node) {
+ if (ts.isQualifiedName(node)) {
+ var left = createExpressionFromEntityName(node.left);
+ var right = ts.getMutableClone(node.right);
+ return ts.setTextRange(ts.createPropertyAccess(left, right), node);
+ }
+ else {
+ return ts.getMutableClone(node);
+ }
+ }
+ ts.createExpressionFromEntityName = createExpressionFromEntityName;
+ function createExpressionForPropertyName(memberName) {
+ if (ts.isIdentifier(memberName)) {
+ return ts.createLiteral(memberName);
+ }
+ else if (ts.isComputedPropertyName(memberName)) {
+ return ts.getMutableClone(memberName.expression);
+ }
+ else {
+ return ts.getMutableClone(memberName);
+ }
+ }
+ ts.createExpressionForPropertyName = createExpressionForPropertyName;
+ function createExpressionForObjectLiteralElementLike(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 163:
+ case 164:
+ return createExpressionForAccessorDeclaration(node.properties, property, receiver, !!node.multiLine);
+ case 281:
+ return createExpressionForPropertyAssignment(property, receiver);
+ case 282:
+ return createExpressionForShorthandPropertyAssignment(property, receiver);
+ case 161:
+ return createExpressionForMethodDeclaration(property, receiver);
+ }
+ }
+ ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike;
+ function createExpressionForAccessorDeclaration(properties, property, receiver, multiLine) {
+ var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor;
+ if (property === firstAccessor) {
+ var properties_7 = [];
+ if (getAccessor) {
+ var getterFunction = ts.createFunctionExpression(getAccessor.modifiers, undefined, undefined, undefined, getAccessor.parameters, undefined, getAccessor.body);
+ ts.setTextRange(getterFunction, getAccessor);
+ ts.setOriginalNode(getterFunction, getAccessor);
+ var getter = ts.createPropertyAssignment("get", getterFunction);
+ properties_7.push(getter);
+ }
+ if (setAccessor) {
+ var setterFunction = ts.createFunctionExpression(setAccessor.modifiers, undefined, undefined, undefined, setAccessor.parameters, undefined, setAccessor.body);
+ ts.setTextRange(setterFunction, setAccessor);
+ ts.setOriginalNode(setterFunction, setAccessor);
+ var setter = ts.createPropertyAssignment("set", setterFunction);
+ properties_7.push(setter);
+ }
+ properties_7.push(ts.createPropertyAssignment("enumerable", getAccessor || setAccessor ? ts.createFalse() : ts.createTrue()));
+ properties_7.push(ts.createPropertyAssignment("configurable", ts.createTrue()));
+ var expression = ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
+ receiver,
+ createExpressionForPropertyName(property.name),
+ ts.createObjectLiteral(properties_7, multiLine)
+ ]), firstAccessor);
+ return ts.aggregateTransformFlags(expression);
+ }
+ return undefined;
+ }
+ function createExpressionForPropertyAssignment(property, receiver) {
+ return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, property.name), property.initializer), property), property));
+ }
+ function createExpressionForShorthandPropertyAssignment(property, receiver) {
+ return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, property.name), ts.getSynthesizedClone(property.name)), property), property));
+ }
+ function createExpressionForMethodDeclaration(method, receiver) {
+ return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, method.name, method.name), ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(method.modifiers, method.asteriskToken, undefined, undefined, method.parameters, undefined, method.body), method), method)), method), method));
+ }
+ function getInternalName(node, allowComments, allowSourceMaps) {
+ return getName(node, allowComments, allowSourceMaps, 16384 | 32768);
+ }
+ ts.getInternalName = getInternalName;
+ function isInternalName(node) {
+ return (ts.getEmitFlags(node) & 32768) !== 0;
+ }
+ ts.isInternalName = isInternalName;
+ function getLocalName(node, allowComments, allowSourceMaps) {
+ return getName(node, allowComments, allowSourceMaps, 16384);
+ }
+ ts.getLocalName = getLocalName;
+ function isLocalName(node) {
+ return (ts.getEmitFlags(node) & 16384) !== 0;
+ }
+ ts.isLocalName = isLocalName;
+ function getExportName(node, allowComments, allowSourceMaps) {
+ return getName(node, allowComments, allowSourceMaps, 8192);
+ }
+ ts.getExportName = getExportName;
+ function isExportName(node) {
+ return (ts.getEmitFlags(node) & 8192) !== 0;
+ }
+ ts.isExportName = isExportName;
+ function getDeclarationName(node, allowComments, allowSourceMaps) {
+ return getName(node, allowComments, allowSourceMaps);
+ }
+ ts.getDeclarationName = getDeclarationName;
+ 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.getMutableClone(nodeName);
+ emitFlags |= ts.getEmitFlags(nodeName);
+ if (!allowSourceMaps)
+ emitFlags |= 48;
+ if (!allowComments)
+ emitFlags |= 1536;
+ if (emitFlags)
+ ts.setEmitFlags(name, emitFlags);
+ return name;
+ }
+ return ts.getGeneratedNameForNode(node);
+ }
+ function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) {
+ if (ns && ts.hasModifier(node, 1)) {
+ return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps);
+ }
+ return getExportName(node, allowComments, allowSourceMaps);
+ }
+ ts.getExternalModuleOrNamespaceExportName = getExternalModuleOrNamespaceExportName;
+ function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) {
+ var qualifiedName = ts.createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : ts.getSynthesizedClone(name));
+ ts.setTextRange(qualifiedName, name);
+ var emitFlags = 0;
+ if (!allowSourceMaps)
+ emitFlags |= 48;
+ if (!allowComments)
+ emitFlags |= 1536;
+ if (emitFlags)
+ ts.setEmitFlags(qualifiedName, emitFlags);
+ return qualifiedName;
+ }
+ ts.getNamespaceMemberName = getNamespaceMemberName;
+ function convertToFunctionBody(node, multiLine) {
+ return ts.isBlock(node) ? node : ts.setTextRange(ts.createBlock([ts.setTextRange(ts.createReturn(node), node)], multiLine), node);
+ }
+ ts.convertToFunctionBody = convertToFunctionBody;
+ function convertFunctionDeclarationToExpression(node) {
+ if (!node.body)
+ return ts.Debug.fail();
+ var updated = ts.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);
+ }
+ ts.aggregateTransformFlags(updated);
+ return updated;
+ }
+ ts.convertFunctionDeclarationToExpression = convertFunctionDeclarationToExpression;
+ function isUseStrictPrologue(node) {
+ return ts.isStringLiteral(node.expression) && node.expression.text === "use strict";
+ }
+ function addPrologue(target, source, ensureUseStrict, visitor) {
+ var offset = addStandardPrologue(target, source, ensureUseStrict);
+ return addCustomPrologue(target, source, offset, visitor);
+ }
+ ts.addPrologue = addPrologue;
+ function addStandardPrologue(target, source, 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(startOnNewLine(ts.createStatement(ts.createLiteral("use strict"))));
+ }
+ return statementOffset;
+ }
+ ts.addStandardPrologue = addStandardPrologue;
+ function addCustomPrologue(target, source, 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;
+ }
+ ts.addCustomPrologue = addCustomPrologue;
+ function findUseStrictPrologue(statements) {
+ for (var _i = 0, statements_4 = statements; _i < statements_4.length; _i++) {
+ var statement = statements_4[_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 ensureUseStrict(statements) {
+ var foundUseStrict = findUseStrictPrologue(statements);
+ if (!foundUseStrict) {
+ return ts.setTextRange(ts.createNodeArray(__spreadArrays([
+ startOnNewLine(ts.createStatement(ts.createLiteral("use strict")))
+ ], statements)), statements);
+ }
+ return statements;
+ }
+ ts.ensureUseStrict = ensureUseStrict;
+ function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) {
+ var skipped = ts.skipPartiallyEmittedExpressions(operand);
+ if (skipped.kind === 200) {
+ return operand;
+ }
+ return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand)
+ ? ts.createParen(operand)
+ : operand;
+ }
+ ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand;
+ function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) {
+ var binaryOperatorPrecedence = ts.getOperatorPrecedence(209, binaryOperator);
+ var binaryOperatorAssociativity = ts.getOperatorAssociativity(209, binaryOperator);
+ var emittedOperand = ts.skipPartiallyEmittedExpressions(operand);
+ if (!isLeftSideOfBinary && operand.kind === 202 && binaryOperatorPrecedence > 3) {
+ return true;
+ }
+ var operandPrecedence = ts.getExpressionPrecedence(emittedOperand);
+ switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) {
+ case -1:
+ if (!isLeftSideOfBinary
+ && binaryOperatorAssociativity === 1
+ && operand.kind === 212) {
+ 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 === 209 && 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 parenthesizeForConditionalHead(condition) {
+ var conditionalPrecedence = ts.getOperatorPrecedence(210, 57);
+ var emittedCondition = ts.skipPartiallyEmittedExpressions(condition);
+ var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition);
+ if (ts.compareValues(conditionPrecedence, conditionalPrecedence) !== 1) {
+ return ts.createParen(condition);
+ }
+ return condition;
+ }
+ ts.parenthesizeForConditionalHead = parenthesizeForConditionalHead;
+ function parenthesizeSubexpressionOfConditionalExpression(e) {
+ var emittedExpression = ts.skipPartiallyEmittedExpressions(e);
+ return isCommaSequence(emittedExpression)
+ ? ts.createParen(e)
+ : e;
+ }
+ ts.parenthesizeSubexpressionOfConditionalExpression = parenthesizeSubexpressionOfConditionalExpression;
+ function parenthesizeDefaultExpression(e) {
+ var check = ts.skipPartiallyEmittedExpressions(e);
+ var needsParens = isCommaSequence(check);
+ if (!needsParens) {
+ switch (getLeftmostExpression(check, false).kind) {
+ case 214:
+ case 201:
+ needsParens = true;
+ }
+ }
+ return needsParens ? ts.createParen(e) : e;
+ }
+ ts.parenthesizeDefaultExpression = parenthesizeDefaultExpression;
+ function parenthesizeForNew(expression) {
+ var leftmostExpr = getLeftmostExpression(expression, true);
+ switch (leftmostExpr.kind) {
+ case 196:
+ return ts.createParen(expression);
+ case 197:
+ return !leftmostExpr.arguments
+ ? ts.createParen(expression)
+ : expression;
+ }
+ return parenthesizeForAccess(expression);
+ }
+ ts.parenthesizeForNew = parenthesizeForNew;
+ function parenthesizeForAccess(expression) {
+ var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
+ if (ts.isLeftHandSideExpression(emittedExpression)
+ && (emittedExpression.kind !== 197 || emittedExpression.arguments)) {
+ return expression;
+ }
+ return ts.setTextRange(ts.createParen(expression), expression);
+ }
+ ts.parenthesizeForAccess = parenthesizeForAccess;
+ function parenthesizePostfixOperand(operand) {
+ return ts.isLeftHandSideExpression(operand)
+ ? operand
+ : ts.setTextRange(ts.createParen(operand), operand);
+ }
+ ts.parenthesizePostfixOperand = parenthesizePostfixOperand;
+ function parenthesizePrefixOperand(operand) {
+ return ts.isUnaryExpression(operand)
+ ? operand
+ : ts.setTextRange(ts.createParen(operand), operand);
+ }
+ ts.parenthesizePrefixOperand = parenthesizePrefixOperand;
+ function parenthesizeListElements(elements) {
+ var result;
+ for (var i = 0; i < elements.length; i++) {
+ var element = parenthesizeExpressionForList(elements[i]);
+ if (result !== undefined || element !== elements[i]) {
+ if (result === undefined) {
+ result = elements.slice(0, i);
+ }
+ result.push(element);
+ }
+ }
+ if (result !== undefined) {
+ return ts.setTextRange(ts.createNodeArray(result, elements.hasTrailingComma), elements);
+ }
+ return elements;
+ }
+ ts.parenthesizeListElements = parenthesizeListElements;
+ function parenthesizeExpressionForList(expression) {
+ var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
+ var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression);
+ var commaPrecedence = ts.getOperatorPrecedence(209, 27);
+ return expressionPrecedence > commaPrecedence
+ ? expression
+ : ts.setTextRange(ts.createParen(expression), expression);
+ }
+ ts.parenthesizeExpressionForList = parenthesizeExpressionForList;
+ function parenthesizeExpressionForExpressionStatement(expression) {
+ var emittedExpression = ts.skipPartiallyEmittedExpressions(expression);
+ if (ts.isCallExpression(emittedExpression)) {
+ var callee = emittedExpression.expression;
+ var kind = ts.skipPartiallyEmittedExpressions(callee).kind;
+ if (kind === 201 || kind === 202) {
+ var mutableCall = ts.getMutableClone(emittedExpression);
+ mutableCall.expression = ts.setTextRange(ts.createParen(callee), callee);
+ return recreateOuterExpressions(expression, mutableCall, 8);
+ }
+ }
+ var leftmostExpressionKind = getLeftmostExpression(emittedExpression, false).kind;
+ if (leftmostExpressionKind === 193 || leftmostExpressionKind === 201) {
+ return ts.setTextRange(ts.createParen(expression), expression);
+ }
+ return expression;
+ }
+ ts.parenthesizeExpressionForExpressionStatement = parenthesizeExpressionForExpressionStatement;
+ function parenthesizeConditionalTypeMember(member) {
+ return member.kind === 180 ? ts.createParenthesizedType(member) : member;
+ }
+ ts.parenthesizeConditionalTypeMember = parenthesizeConditionalTypeMember;
+ function parenthesizeElementTypeMember(member) {
+ switch (member.kind) {
+ case 178:
+ case 179:
+ case 170:
+ case 171:
+ return ts.createParenthesizedType(member);
+ }
+ return parenthesizeConditionalTypeMember(member);
+ }
+ ts.parenthesizeElementTypeMember = parenthesizeElementTypeMember;
+ function parenthesizeArrayTypeMember(member) {
+ switch (member.kind) {
+ case 172:
+ case 184:
+ case 181:
+ return ts.createParenthesizedType(member);
+ }
+ return parenthesizeElementTypeMember(member);
+ }
+ ts.parenthesizeArrayTypeMember = parenthesizeArrayTypeMember;
+ function parenthesizeElementTypeMembers(members) {
+ return ts.createNodeArray(ts.sameMap(members, parenthesizeElementTypeMember));
+ }
+ ts.parenthesizeElementTypeMembers = parenthesizeElementTypeMembers;
+ function parenthesizeTypeParameters(typeParameters) {
+ if (ts.some(typeParameters)) {
+ var params = [];
+ for (var i = 0; i < typeParameters.length; ++i) {
+ var entry = typeParameters[i];
+ params.push(i === 0 && ts.isFunctionOrConstructorTypeNode(entry) && entry.typeParameters ?
+ ts.createParenthesizedType(entry) :
+ entry);
+ }
+ return ts.createNodeArray(params);
+ }
+ }
+ ts.parenthesizeTypeParameters = parenthesizeTypeParameters;
+ function getLeftmostExpression(node, stopAtCallExpressions) {
+ while (true) {
+ switch (node.kind) {
+ case 208:
+ node = node.operand;
+ continue;
+ case 209:
+ node = node.left;
+ continue;
+ case 210:
+ node = node.condition;
+ continue;
+ case 198:
+ node = node.tag;
+ continue;
+ case 196:
+ if (stopAtCallExpressions) {
+ return node;
+ }
+ case 217:
+ case 195:
+ case 194:
+ case 218:
+ case 326:
+ node = node.expression;
+ continue;
+ }
+ return node;
+ }
+ }
+ ts.getLeftmostExpression = getLeftmostExpression;
+ function parenthesizeConciseBody(body) {
+ if (!ts.isBlock(body) && (isCommaSequence(body) || getLeftmostExpression(body, false).kind === 193)) {
+ return ts.setTextRange(ts.createParen(body), body);
+ }
+ return body;
+ }
+ ts.parenthesizeConciseBody = parenthesizeConciseBody;
+ function isCommaSequence(node) {
+ return node.kind === 209 && node.operatorToken.kind === 27 ||
+ node.kind === 327;
+ }
+ ts.isCommaSequence = isCommaSequence;
+ function isOuterExpression(node, kinds) {
+ if (kinds === void 0) { kinds = 15; }
+ switch (node.kind) {
+ case 200:
+ return (kinds & 1) !== 0;
+ case 199:
+ case 217:
+ return (kinds & 2) !== 0;
+ case 218:
+ return (kinds & 4) !== 0;
+ case 326:
+ 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 updateOuterExpression(outerExpression, expression) {
+ switch (outerExpression.kind) {
+ case 200: return ts.updateParen(outerExpression, expression);
+ case 199: return ts.updateTypeAssertion(outerExpression, outerExpression.type, expression);
+ case 217: return ts.updateAsExpression(outerExpression, expression, outerExpression.type);
+ case 218: return ts.updateNonNullExpression(outerExpression, expression);
+ case 326: return ts.updatePartiallyEmittedExpression(outerExpression, expression);
+ }
+ }
+ function isIgnorableParen(node) {
+ return node.kind === 200
+ && ts.nodeIsSynthesized(node)
+ && ts.nodeIsSynthesized(ts.getSourceMapRange(node))
+ && ts.nodeIsSynthesized(ts.getCommentRange(node))
+ && !ts.some(ts.getSyntheticLeadingComments(node))
+ && !ts.some(ts.getSyntheticTrailingComments(node));
+ }
+ function recreateOuterExpressions(outerExpression, innerExpression, kinds) {
+ if (kinds === void 0) { kinds = 15; }
+ if (outerExpression && isOuterExpression(outerExpression, kinds) && !isIgnorableParen(outerExpression)) {
+ return updateOuterExpression(outerExpression, recreateOuterExpressions(outerExpression.expression, innerExpression));
+ }
+ return innerExpression;
+ }
+ ts.recreateOuterExpressions = recreateOuterExpressions;
+ 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(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_2 = helpers; _i < helpers_2.length; _i++) {
+ var helper = helpers_2[_i];
+ if (!helper.scoped) {
+ var importName = helper.importName;
+ if (importName) {
+ ts.pushIfUnique(helperNames, importName);
+ }
+ }
+ }
+ if (ts.some(helperNames)) {
+ helperNames.sort(ts.compareStringsCaseSensitive);
+ namedBindings = ts.createNamedImports(ts.map(helperNames, function (name) { return ts.isFileLevelUniqueName(sourceFile, name)
+ ? ts.createImportSpecifier(undefined, ts.createIdentifier(name))
+ : ts.createImportSpecifier(ts.createIdentifier(name), getUnscopedHelperName(name)); }));
+ var parseNode = ts.getOriginalNode(sourceFile, ts.isSourceFile);
+ var emitNode = ts.getOrCreateEmitNode(parseNode);
+ emitNode.externalHelpers = true;
+ }
+ }
+ }
+ else {
+ var externalHelpersModuleName = getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions, hasExportStarsToExportValues, hasImportStar || hasImportDefault);
+ if (externalHelpersModuleName) {
+ namedBindings = ts.createNamespaceImport(externalHelpersModuleName);
+ }
+ }
+ if (namedBindings) {
+ var externalHelpersImportDeclaration = ts.createImportDeclaration(undefined, undefined, ts.createImportClause(undefined, namedBindings), ts.createLiteral(ts.externalHelpersModuleNameText));
+ ts.addEmitFlags(externalHelpersImportDeclaration, 67108864);
+ return externalHelpersImportDeclaration;
+ }
+ }
+ }
+ ts.createExternalHelpersImportDeclarationIfNeeded = createExternalHelpersImportDeclarationIfNeeded;
+ function getOrCreateExternalHelpersModuleNameIfNeeded(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_3 = helpers; _i < helpers_3.length; _i++) {
+ var helper = helpers_3[_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 = ts.createUniqueName(ts.externalHelpersModuleNameText));
+ }
+ }
+ }
+ ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded;
+ function getLocalNameForExternalImport(node, sourceFile) {
+ var namespaceDeclaration = ts.getNamespaceDeclarationNode(node);
+ if (namespaceDeclaration && !ts.isDefaultImport(node)) {
+ var name = namespaceDeclaration.name;
+ return ts.isGeneratedIdentifier(name) ? name : ts.createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, name) || ts.idText(name));
+ }
+ if (node.kind === 254 && node.importClause) {
+ return ts.getGeneratedNameForNode(node);
+ }
+ if (node.kind === 260 && node.moduleSpecifier) {
+ return ts.getGeneratedNameForNode(node);
+ }
+ return undefined;
+ }
+ ts.getLocalNameForExternalImport = getLocalNameForExternalImport;
+ function getExternalModuleNameLiteral(importNode, sourceFile, host, resolver, compilerOptions) {
+ var moduleName = ts.getExternalModuleName(importNode);
+ if (moduleName.kind === 10) {
+ return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions)
+ || tryRenameExternalModule(moduleName, sourceFile)
+ || ts.getSynthesizedClone(moduleName);
+ }
+ return undefined;
+ }
+ ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral;
+ function tryRenameExternalModule(moduleName, sourceFile) {
+ var rename = sourceFile.renamedDependencies && sourceFile.renamedDependencies.get(moduleName.text);
+ return rename && ts.createLiteral(rename);
+ }
+ function tryGetModuleNameFromFile(file, host, options) {
+ if (!file) {
+ return undefined;
+ }
+ if (file.moduleName) {
+ return ts.createLiteral(file.moduleName);
+ }
+ if (!file.isDeclarationFile && (options.out || options.outFile)) {
+ return ts.createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName));
+ }
+ return undefined;
+ }
+ ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile;
+ function tryGetModuleNameFromDeclaration(declaration, host, resolver, compilerOptions) {
+ return tryGetModuleNameFromFile(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 281:
+ return getTargetOfBindingOrAssignmentElement(bindingElement.initializer);
+ case 282:
+ return bindingElement.name;
+ case 283:
+ 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 156:
+ case 191:
+ return bindingElement.dotDotDotToken;
+ case 213:
+ case 283:
+ 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 191:
+ 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 281:
+ 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 283:
+ 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 189:
+ case 190:
+ case 192:
+ return name.elements;
+ case 193:
+ return name.properties;
+ }
+ }
+ ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern;
+ function convertToArrayAssignmentElement(element) {
+ if (ts.isBindingElement(element)) {
+ if (element.dotDotDotToken) {
+ ts.Debug.assertNode(element.name, ts.isIdentifier);
+ return ts.setOriginalNode(ts.setTextRange(ts.createSpread(element.name), element), element);
+ }
+ var expression = convertToAssignmentElementTarget(element.name);
+ return element.initializer
+ ? ts.setOriginalNode(ts.setTextRange(ts.createAssignment(expression, element.initializer), element), element)
+ : expression;
+ }
+ ts.Debug.assertNode(element, ts.isExpression);
+ return element;
+ }
+ ts.convertToArrayAssignmentElement = convertToArrayAssignmentElement;
+ function convertToObjectAssignmentElement(element) {
+ if (ts.isBindingElement(element)) {
+ if (element.dotDotDotToken) {
+ ts.Debug.assertNode(element.name, ts.isIdentifier);
+ return ts.setOriginalNode(ts.setTextRange(ts.createSpreadAssignment(element.name), element), element);
+ }
+ if (element.propertyName) {
+ var expression = convertToAssignmentElementTarget(element.name);
+ return ts.setOriginalNode(ts.setTextRange(ts.createPropertyAssignment(element.propertyName, element.initializer ? ts.createAssignment(expression, element.initializer) : expression), element), element);
+ }
+ ts.Debug.assertNode(element.name, ts.isIdentifier);
+ return ts.setOriginalNode(ts.setTextRange(ts.createShorthandPropertyAssignment(element.name, element.initializer), element), element);
+ }
+ ts.Debug.assertNode(element, ts.isObjectLiteralElementLike);
+ return element;
+ }
+ ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement;
+ function convertToAssignmentPattern(node) {
+ switch (node.kind) {
+ case 190:
+ case 192:
+ return convertToArrayAssignmentPattern(node);
+ case 189:
+ case 193:
+ return convertToObjectAssignmentPattern(node);
+ }
+ }
+ ts.convertToAssignmentPattern = convertToAssignmentPattern;
+ function convertToObjectAssignmentPattern(node) {
+ if (ts.isObjectBindingPattern(node)) {
+ return ts.setOriginalNode(ts.setTextRange(ts.createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement)), node), node);
+ }
+ ts.Debug.assertNode(node, ts.isObjectLiteralExpression);
+ return node;
+ }
+ ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern;
+ function convertToArrayAssignmentPattern(node) {
+ if (ts.isArrayBindingPattern(node)) {
+ return ts.setOriginalNode(ts.setTextRange(ts.createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement)), node), node);
+ }
+ ts.Debug.assertNode(node, ts.isArrayLiteralExpression);
+ return node;
+ }
+ ts.convertToArrayAssignmentPattern = convertToArrayAssignmentPattern;
+ function convertToAssignmentElementTarget(node) {
+ if (ts.isBindingPattern(node)) {
+ return convertToAssignmentPattern(node);
+ }
+ ts.Debug.assertNode(node, ts.isExpression);
+ return node;
+ }
+ ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget;
+})(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;
+ }
+ ts.aggregateTransformFlags(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);
+ ts.aggregateTransformFlags(visitedNode);
+ 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;
+ }
+ if (start > 0 || count < length) {
+ updated = ts.createNodeArray([], nodes.hasTrailingComma && start + count === length);
+ }
+ for (var i = 0; i < count; i++) {
+ var node = nodes[i + start];
+ ts.aggregateTransformFlags(node);
+ var visited = node !== undefined ? visitor(node) : undefined;
+ if (updated !== undefined || visited === undefined || visited !== node) {
+ if (updated === undefined) {
+ updated = ts.createNodeArray(nodes.slice(0, i), nodes.hasTrailingComma);
+ ts.setTextRange(updated, nodes);
+ }
+ if (visited) {
+ if (ts.isArray(visited)) {
+ for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) {
+ var visitedNode = visited_1[_i];
+ ts.Debug.assertNode(visitedNode, test);
+ ts.aggregateTransformFlags(visitedNode);
+ updated.push(visitedNode);
+ }
+ }
+ else {
+ ts.Debug.assertNode(visited, test);
+ ts.aggregateTransformFlags(visited);
+ updated.push(visited);
+ }
+ }
+ }
+ }
+ return updated || nodes;
+ }
+ ts.visitNodes = visitNodes;
+ function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) {
+ context.startLexicalEnvironment();
+ statements = visitNodes(statements, visitor, ts.isStatement, start);
+ if (ensureUseStrict)
+ statements = ts.ensureUseStrict(statements);
+ return ts.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(ts.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) {
+ context.addInitializationStatement(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(parameter.name, parameter.type, parameter.initializer ?
+ ts.createConditional(ts.createStrictEquality(ts.getGeneratedNameForNode(parameter), ts.createVoidZero()), parameter.initializer, ts.getGeneratedNameForNode(parameter)) :
+ ts.getGeneratedNameForNode(parameter)),
+ ])));
+ return ts.updateParameter(parameter, parameter.decorators, parameter.modifiers, parameter.dotDotDotToken, ts.getGeneratedNameForNode(parameter), parameter.questionToken, parameter.type, undefined);
+ }
+ function addDefaultValueAssignmentForInitializer(parameter, name, initializer, context) {
+ context.addInitializationStatement(ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.setTextRange(ts.createBlock([
+ ts.createExpressionStatement(ts.setEmitFlags(ts.setTextRange(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48), ts.setEmitFlags(initializer, 48 | ts.getEmitFlags(initializer) | 1536)), parameter), 1536))
+ ]), parameter), 1 | 32 | 384 | 1536)));
+ return ts.updateParameter(parameter, parameter.decorators, parameter.modifiers, parameter.dotDotDotToken, parameter.name, parameter.questionToken, parameter.type, undefined);
+ }
+ function visitFunctionBody(node, visitor, context) {
+ context.resumeLexicalEnvironment();
+ var updated = visitNode(node, visitor, ts.isConciseBody);
+ var declarations = context.endLexicalEnvironment();
+ if (ts.some(declarations)) {
+ var block = ts.convertToFunctionBody(updated);
+ var statements = ts.mergeLexicalEnvironment(block.statements, declarations);
+ return ts.updateBlock(block, statements);
+ }
+ return updated;
+ }
+ ts.visitFunctionBody = visitFunctionBody;
+ function visitEachChild(node, visitor, context, nodesVisitor, tokenVisitor) {
+ if (nodesVisitor === void 0) { nodesVisitor = visitNodes; }
+ if (node === undefined) {
+ return undefined;
+ }
+ var kind = node.kind;
+ if ((kind > 0 && kind <= 152) || kind === 183) {
+ return node;
+ }
+ switch (kind) {
+ case 75:
+ return ts.updateIdentifier(node, nodesVisitor(node.typeArguments, visitor, isTypeNodeOrTypeParameterDeclaration));
+ case 153:
+ return ts.updateQualifiedName(node, visitNode(node.left, visitor, ts.isEntityName), visitNode(node.right, visitor, ts.isIdentifier));
+ case 154:
+ return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 155:
+ return ts.updateTypeParameterDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.constraint, visitor, ts.isTypeNode), visitNode(node.default, visitor, ts.isTypeNode));
+ case 156:
+ return ts.updateParameter(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
+ case 157:
+ return ts.updateDecorator(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 158:
+ return ts.updatePropertySignature(node, nodesVisitor(node.modifiers, visitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
+ case 159:
+ return ts.updateProperty(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken || node.exclamationToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
+ case 160:
+ return ts.updateMethodSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken));
+ case 161:
+ return ts.updateMethod(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
+ case 162:
+ return ts.updateConstructor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context));
+ case 163:
+ return ts.updateGetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
+ case 164:
+ return ts.updateSetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context));
+ case 165:
+ return ts.updateCallSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
+ case 166:
+ return ts.updateConstructSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
+ case 167:
+ return ts.updateIndexSignature(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
+ case 168:
+ return ts.updateTypePredicateNodeWithModifier(node, visitNode(node.assertsModifier, visitor), visitNode(node.parameterName, visitor), visitNode(node.type, visitor, ts.isTypeNode));
+ case 169:
+ return ts.updateTypeReferenceNode(node, visitNode(node.typeName, visitor, ts.isEntityName), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode));
+ case 170:
+ return ts.updateFunctionTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
+ case 171:
+ return ts.updateConstructorTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
+ case 172:
+ return ts.updateTypeQueryNode(node, visitNode(node.exprName, visitor, ts.isEntityName));
+ case 173:
+ return ts.updateTypeLiteralNode(node, nodesVisitor(node.members, visitor, ts.isTypeElement));
+ case 174:
+ return ts.updateArrayTypeNode(node, visitNode(node.elementType, visitor, ts.isTypeNode));
+ case 175:
+ return ts.updateTupleTypeNode(node, nodesVisitor(node.elementTypes, visitor, ts.isTypeNode));
+ case 176:
+ return ts.updateOptionalTypeNode(node, visitNode(node.type, visitor, ts.isTypeNode));
+ case 177:
+ return ts.updateRestTypeNode(node, visitNode(node.type, visitor, ts.isTypeNode));
+ case 178:
+ return ts.updateUnionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode));
+ case 179:
+ return ts.updateIntersectionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode));
+ case 180:
+ return ts.updateConditionalTypeNode(node, visitNode(node.checkType, visitor, ts.isTypeNode), visitNode(node.extendsType, visitor, ts.isTypeNode), visitNode(node.trueType, visitor, ts.isTypeNode), visitNode(node.falseType, visitor, ts.isTypeNode));
+ case 181:
+ return ts.updateInferTypeNode(node, visitNode(node.typeParameter, visitor, ts.isTypeParameterDeclaration));
+ case 188:
+ return ts.updateImportTypeNode(node, visitNode(node.argument, visitor, ts.isTypeNode), visitNode(node.qualifier, visitor, ts.isEntityName), visitNodes(node.typeArguments, visitor, ts.isTypeNode), node.isTypeOf);
+ case 182:
+ return ts.updateParenthesizedType(node, visitNode(node.type, visitor, ts.isTypeNode));
+ case 184:
+ return ts.updateTypeOperatorNode(node, visitNode(node.type, visitor, ts.isTypeNode));
+ case 185:
+ return ts.updateIndexedAccessTypeNode(node, visitNode(node.objectType, visitor, ts.isTypeNode), visitNode(node.indexType, visitor, ts.isTypeNode));
+ case 186:
+ return ts.updateMappedTypeNode(node, visitNode(node.readonlyToken, tokenVisitor, ts.isToken), visitNode(node.typeParameter, visitor, ts.isTypeParameterDeclaration), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode));
+ case 187:
+ return ts.updateLiteralTypeNode(node, visitNode(node.literal, visitor, ts.isExpression));
+ case 189:
+ return ts.updateObjectBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isBindingElement));
+ case 190:
+ return ts.updateArrayBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isArrayBindingElement));
+ case 191:
+ return ts.updateBindingElement(node, visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.propertyName, visitor, ts.isPropertyName), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression));
+ case 192:
+ return ts.updateArrayLiteral(node, nodesVisitor(node.elements, visitor, ts.isExpression));
+ case 193:
+ return ts.updateObjectLiteral(node, nodesVisitor(node.properties, visitor, ts.isObjectLiteralElementLike));
+ case 194:
+ if (node.flags & 32) {
+ return ts.updatePropertyAccessChain(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.questionDotToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier));
+ }
+ return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifierOrPrivateIdentifier));
+ case 195:
+ if (node.flags & 32) {
+ return ts.updateElementAccessChain(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.questionDotToken, tokenVisitor, ts.isToken), visitNode(node.argumentExpression, visitor, ts.isExpression));
+ }
+ return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression));
+ case 196:
+ if (node.flags & 32) {
+ return ts.updateCallChain(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.questionDotToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
+ }
+ return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
+ case 197:
+ return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression));
+ case 198:
+ return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral));
+ case 199:
+ return ts.updateTypeAssertion(node, visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression));
+ case 200:
+ return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 201:
+ return ts.updateFunctionExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
+ case 202:
+ return ts.updateArrowFunction(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.equalsGreaterThanToken, tokenVisitor, ts.isToken), visitFunctionBody(node.body, visitor, context));
+ case 203:
+ return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 204:
+ return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 205:
+ return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 206:
+ return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 207:
+ return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression));
+ case 208:
+ return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression));
+ case 209:
+ return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression), visitNode(node.operatorToken, tokenVisitor, ts.isToken));
+ case 210:
+ return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.colonToken, tokenVisitor, ts.isToken), visitNode(node.whenFalse, visitor, ts.isExpression));
+ case 211:
+ return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateSpan));
+ case 212:
+ return ts.updateYield(node, visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.expression, visitor, ts.isExpression));
+ case 213:
+ return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 214:
+ return ts.updateClassExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement));
+ case 216:
+ return ts.updateExpressionWithTypeArguments(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression));
+ case 217:
+ return ts.updateAsExpression(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.type, visitor, ts.isTypeNode));
+ case 218:
+ return ts.updateNonNullExpression(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 219:
+ return ts.updateMetaProperty(node, visitNode(node.name, visitor, ts.isIdentifier));
+ case 221:
+ return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail));
+ case 223:
+ return ts.updateBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement));
+ case 225:
+ return ts.updateVariableStatement(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList));
+ case 226:
+ return ts.updateExpressionStatement(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 227:
+ return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, ts.liftToBlock));
+ case 228:
+ return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.expression, visitor, ts.isExpression));
+ case 229:
+ return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ case 230:
+ return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ case 231:
+ return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ case 232:
+ return ts.updateForOf(node, visitNode(node.awaitModifier, tokenVisitor, ts.isToken), visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ case 233:
+ return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier));
+ case 234:
+ return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier));
+ case 235:
+ return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 236:
+ return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ case 237:
+ return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock));
+ case 238:
+ return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ case 239:
+ return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 240:
+ return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause), visitNode(node.finallyBlock, visitor, ts.isBlock));
+ case 242:
+ return ts.updateTypeScriptVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.exclamationToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression));
+ case 243:
+ return ts.updateVariableDeclarationList(node, nodesVisitor(node.declarations, visitor, ts.isVariableDeclaration));
+ case 244:
+ return ts.updateFunctionDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context));
+ case 245:
+ return ts.updateClassDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement));
+ case 246:
+ return ts.updateInterfaceDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isTypeElement));
+ case 247:
+ return ts.updateTypeAliasDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode));
+ case 248:
+ return ts.updateEnumDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.members, visitor, ts.isEnumMember));
+ case 249:
+ return ts.updateModuleDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.body, visitor, ts.isModuleBody));
+ case 250:
+ return ts.updateModuleBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement));
+ case 251:
+ return ts.updateCaseBlock(node, nodesVisitor(node.clauses, visitor, ts.isCaseOrDefaultClause));
+ case 252:
+ return ts.updateNamespaceExportDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier));
+ case 253:
+ return ts.updateImportEqualsDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.moduleReference, visitor, ts.isModuleReference));
+ case 254:
+ return ts.updateImportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause), visitNode(node.moduleSpecifier, visitor, ts.isExpression));
+ case 255:
+ return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings), node.isTypeOnly);
+ case 256:
+ return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier));
+ case 262:
+ return ts.updateNamespaceExport(node, visitNode(node.name, visitor, ts.isIdentifier));
+ case 257:
+ return ts.updateNamedImports(node, nodesVisitor(node.elements, visitor, ts.isImportSpecifier));
+ case 258:
+ return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier));
+ case 259:
+ return ts.updateExportAssignment(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression));
+ case 260:
+ return ts.updateExportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExportBindings), visitNode(node.moduleSpecifier, visitor, ts.isExpression), node.isTypeOnly);
+ case 261:
+ return ts.updateNamedExports(node, nodesVisitor(node.elements, visitor, ts.isExportSpecifier));
+ case 263:
+ return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier));
+ case 265:
+ return ts.updateExternalModuleReference(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 266:
+ return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement));
+ case 267:
+ return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.attributes, visitor, ts.isJsxAttributes));
+ case 268:
+ return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.attributes, visitor, ts.isJsxAttributes));
+ case 269:
+ return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression));
+ case 270:
+ return ts.updateJsxFragment(node, visitNode(node.openingFragment, visitor, ts.isJsxOpeningFragment), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingFragment, visitor, ts.isJsxClosingFragment));
+ case 273:
+ return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression));
+ case 274:
+ return ts.updateJsxAttributes(node, nodesVisitor(node.properties, visitor, ts.isJsxAttributeLike));
+ case 275:
+ return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 276:
+ return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 277:
+ return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.statements, visitor, ts.isStatement));
+ case 278:
+ return ts.updateDefaultClause(node, nodesVisitor(node.statements, visitor, ts.isStatement));
+ case 279:
+ return ts.updateHeritageClause(node, nodesVisitor(node.types, visitor, ts.isExpressionWithTypeArguments));
+ case 280:
+ return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock));
+ case 281:
+ return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression));
+ case 282:
+ return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression));
+ case 283:
+ return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 284:
+ return ts.updateEnumMember(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression));
+ case 290:
+ return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context));
+ case 326:
+ return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression));
+ case 327:
+ return ts.updateCommaList(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 reduceNode(node, f, initial) {
+ return node ? f(initial, node) : initial;
+ }
+ function reduceNodeArray(nodes, f, initial) {
+ return nodes ? f(initial, nodes) : initial;
+ }
+ function reduceEachChild(node, initial, cbNode, cbNodeArray) {
+ if (node === undefined) {
+ return initial;
+ }
+ var reduceNodes = cbNodeArray ? reduceNodeArray : ts.reduceLeft;
+ var cbNodes = cbNodeArray || cbNode;
+ var kind = node.kind;
+ if ((kind > 0 && kind <= 152)) {
+ return initial;
+ }
+ if ((kind >= 168 && kind <= 187)) {
+ return initial;
+ }
+ var result = initial;
+ switch (node.kind) {
+ case 222:
+ case 224:
+ case 215:
+ case 241:
+ case 325:
+ break;
+ case 153:
+ result = reduceNode(node.left, cbNode, result);
+ result = reduceNode(node.right, cbNode, result);
+ break;
+ case 154:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 156:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 157:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 158:
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.questionToken, cbNode, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 159:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 161:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.typeParameters, cbNodes, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 162:
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 163:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 164:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 189:
+ case 190:
+ result = reduceNodes(node.elements, cbNodes, result);
+ break;
+ case 191:
+ result = reduceNode(node.propertyName, cbNode, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 192:
+ result = reduceNodes(node.elements, cbNodes, result);
+ break;
+ case 193:
+ result = reduceNodes(node.properties, cbNodes, result);
+ break;
+ case 194:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.name, cbNode, result);
+ break;
+ case 195:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.argumentExpression, cbNode, result);
+ break;
+ case 196:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNodes(node.typeArguments, cbNodes, result);
+ result = reduceNodes(node.arguments, cbNodes, result);
+ break;
+ case 197:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNodes(node.typeArguments, cbNodes, result);
+ result = reduceNodes(node.arguments, cbNodes, result);
+ break;
+ case 198:
+ result = reduceNode(node.tag, cbNode, result);
+ result = reduceNodes(node.typeArguments, cbNodes, result);
+ result = reduceNode(node.template, cbNode, result);
+ break;
+ case 199:
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 201:
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.typeParameters, cbNodes, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 202:
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNodes(node.typeParameters, cbNodes, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 200:
+ case 203:
+ case 204:
+ case 205:
+ case 206:
+ case 212:
+ case 213:
+ case 218:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 207:
+ case 208:
+ result = reduceNode(node.operand, cbNode, result);
+ break;
+ case 209:
+ result = reduceNode(node.left, cbNode, result);
+ result = reduceNode(node.right, cbNode, result);
+ break;
+ case 210:
+ result = reduceNode(node.condition, cbNode, result);
+ result = reduceNode(node.whenTrue, cbNode, result);
+ result = reduceNode(node.whenFalse, cbNode, result);
+ break;
+ case 211:
+ result = reduceNode(node.head, cbNode, result);
+ result = reduceNodes(node.templateSpans, cbNodes, result);
+ break;
+ case 214:
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.typeParameters, cbNodes, result);
+ result = reduceNodes(node.heritageClauses, cbNodes, result);
+ result = reduceNodes(node.members, cbNodes, result);
+ break;
+ case 216:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNodes(node.typeArguments, cbNodes, result);
+ break;
+ case 217:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.type, cbNode, result);
+ break;
+ case 221:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.literal, cbNode, result);
+ break;
+ case 223:
+ result = reduceNodes(node.statements, cbNodes, result);
+ break;
+ case 225:
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.declarationList, cbNode, result);
+ break;
+ case 226:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 227:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.thenStatement, cbNode, result);
+ result = reduceNode(node.elseStatement, cbNode, result);
+ break;
+ case 228:
+ result = reduceNode(node.statement, cbNode, result);
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 229:
+ case 236:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.statement, cbNode, result);
+ break;
+ case 230:
+ result = reduceNode(node.initializer, cbNode, result);
+ result = reduceNode(node.condition, cbNode, result);
+ result = reduceNode(node.incrementor, cbNode, result);
+ result = reduceNode(node.statement, cbNode, result);
+ break;
+ case 231:
+ case 232:
+ result = reduceNode(node.initializer, cbNode, result);
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.statement, cbNode, result);
+ break;
+ case 235:
+ case 239:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 237:
+ result = reduceNode(node.expression, cbNode, result);
+ result = reduceNode(node.caseBlock, cbNode, result);
+ break;
+ case 238:
+ result = reduceNode(node.label, cbNode, result);
+ result = reduceNode(node.statement, cbNode, result);
+ break;
+ case 240:
+ result = reduceNode(node.tryBlock, cbNode, result);
+ result = reduceNode(node.catchClause, cbNode, result);
+ result = reduceNode(node.finallyBlock, cbNode, result);
+ break;
+ case 242:
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 243:
+ result = reduceNodes(node.declarations, cbNodes, result);
+ break;
+ case 244:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.typeParameters, cbNodes, result);
+ result = reduceNodes(node.parameters, cbNodes, result);
+ result = reduceNode(node.type, cbNode, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 245:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.typeParameters, cbNodes, result);
+ result = reduceNodes(node.heritageClauses, cbNodes, result);
+ result = reduceNodes(node.members, cbNodes, result);
+ break;
+ case 248:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNodes(node.members, cbNodes, result);
+ break;
+ case 249:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.body, cbNode, result);
+ break;
+ case 250:
+ result = reduceNodes(node.statements, cbNodes, result);
+ break;
+ case 251:
+ result = reduceNodes(node.clauses, cbNodes, result);
+ break;
+ case 253:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.moduleReference, cbNode, result);
+ break;
+ case 254:
+ result = reduceNodes(node.decorators, cbNodes, result);
+ result = reduceNodes(node.modifiers, cbNodes, result);
+ result = reduceNode(node.importClause, cbNode, result);
+ result = reduceNode(node.moduleSpecifier, cbNode, result);
+ break;
+ case 255:
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.namedBindings, cbNode, result);
+ break;
+ case 256:
+ result = reduceNode(node.name, cbNode, result);
+ break;
+ case 262:
+ result = reduceNode(node.name, cbNode, result);
+ break;
+ case 257:
+ case 261:
+ result = reduceNodes(node.elements, cbNodes, result);
+ break;
+ case 258:
+ case 263:
+ result = reduceNode(node.propertyName, cbNode, result);
+ result = reduceNode(node.name, cbNode, result);
+ break;
+ case 259:
+ result = ts.reduceLeft(node.decorators, cbNode, result);
+ result = ts.reduceLeft(node.modifiers, cbNode, result);
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 260:
+ result = ts.reduceLeft(node.decorators, cbNode, result);
+ result = ts.reduceLeft(node.modifiers, cbNode, result);
+ result = reduceNode(node.exportClause, cbNode, result);
+ result = reduceNode(node.moduleSpecifier, cbNode, result);
+ break;
+ case 265:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 266:
+ result = reduceNode(node.openingElement, cbNode, result);
+ result = ts.reduceLeft(node.children, cbNode, result);
+ result = reduceNode(node.closingElement, cbNode, result);
+ break;
+ case 270:
+ result = reduceNode(node.openingFragment, cbNode, result);
+ result = ts.reduceLeft(node.children, cbNode, result);
+ result = reduceNode(node.closingFragment, cbNode, result);
+ break;
+ case 267:
+ case 268:
+ result = reduceNode(node.tagName, cbNode, result);
+ result = reduceNodes(node.typeArguments, cbNode, result);
+ result = reduceNode(node.attributes, cbNode, result);
+ break;
+ case 274:
+ result = reduceNodes(node.properties, cbNodes, result);
+ break;
+ case 269:
+ result = reduceNode(node.tagName, cbNode, result);
+ break;
+ case 273:
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 275:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 276:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 277:
+ result = reduceNode(node.expression, cbNode, result);
+ case 278:
+ result = reduceNodes(node.statements, cbNodes, result);
+ break;
+ case 279:
+ result = reduceNodes(node.types, cbNodes, result);
+ break;
+ case 280:
+ result = reduceNode(node.variableDeclaration, cbNode, result);
+ result = reduceNode(node.block, cbNode, result);
+ break;
+ case 281:
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 282:
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.objectAssignmentInitializer, cbNode, result);
+ break;
+ case 283:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 284:
+ result = reduceNode(node.name, cbNode, result);
+ result = reduceNode(node.initializer, cbNode, result);
+ break;
+ case 290:
+ result = reduceNodes(node.statements, cbNodes, result);
+ break;
+ case 326:
+ result = reduceNode(node.expression, cbNode, result);
+ break;
+ case 327:
+ result = reduceNodes(node.elements, cbNodes, result);
+ break;
+ default:
+ break;
+ }
+ return result;
+ }
+ ts.reduceEachChild = reduceEachChild;
+ 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 = ts.createMap();
+ 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(ts.createNodeArray(left, statements.hasTrailingComma), statements);
+ }
+ return statements;
+ }
+ ts.mergeLexicalEnvironment = mergeLexicalEnvironment;
+ function liftToBlock(nodes) {
+ ts.Debug.assert(ts.every(nodes, ts.isStatement), "Cannot lift nodes to a Block.");
+ return ts.singleOrUndefined(nodes) || ts.createBlock(nodes);
+ }
+ ts.liftToBlock = liftToBlock;
+ function aggregateTransformFlags(node) {
+ aggregateTransformFlagsForNode(node);
+ return node;
+ }
+ ts.aggregateTransformFlags = aggregateTransformFlags;
+ function aggregateTransformFlagsForNode(node) {
+ if (node === undefined) {
+ return 0;
+ }
+ if (node.transformFlags & 536870912) {
+ return node.transformFlags & ~ts.getTransformFlagsSubtreeExclusions(node.kind);
+ }
+ var subtreeFlags = aggregateTransformFlagsForSubtree(node);
+ return ts.computeTransformFlagsForNode(node, subtreeFlags);
+ }
+ function aggregateTransformFlagsForNodeArray(nodes) {
+ if (nodes === undefined) {
+ return 0;
+ }
+ var subtreeFlags = 0;
+ var nodeArrayFlags = 0;
+ for (var _i = 0, nodes_3 = nodes; _i < nodes_3.length; _i++) {
+ var node = nodes_3[_i];
+ subtreeFlags |= aggregateTransformFlagsForNode(node);
+ nodeArrayFlags |= node.transformFlags & ~536870912;
+ }
+ nodes.transformFlags = nodeArrayFlags | 536870912;
+ return subtreeFlags;
+ }
+ function aggregateTransformFlagsForSubtree(node) {
+ if (ts.hasModifier(node, 2) || (ts.isTypeNode(node) && node.kind !== 216)) {
+ return 0;
+ }
+ return reduceEachChild(node, 0, aggregateTransformFlagsForChildNode, aggregateTransformFlagsForChildNodes);
+ }
+ function aggregateTransformFlagsForChildNode(transformFlags, node) {
+ return transformFlags | aggregateTransformFlagsForNode(node);
+ }
+ function aggregateTransformFlagsForChildNodes(transformFlags, nodes) {
+ return transformFlags | aggregateTransformFlagsForNodeArray(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 = ts.createMap();
+ 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 = ts.createMap();
+ 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 = ts.createMapFromEntries(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(transformSourceFile) {
+ return transformSourceFileOrBundle;
+ function transformSourceFileOrBundle(node) {
+ return node.kind === 290 ? transformSourceFile(node) : transformBundle(node);
+ }
+ function transformBundle(node) {
+ return ts.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(sourceFile, resolver, compilerOptions) {
+ var externalImports = [];
+ var exportSpecifiers = ts.createMultiMap();
+ var exportedBindings = [];
+ var uniqueExports = ts.createMap();
+ 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 254:
+ externalImports.push(node);
+ if (!hasImportStar && getImportNeedsImportStarHelper(node)) {
+ hasImportStar = true;
+ }
+ if (!hasImportDefault && getImportNeedsImportDefaultHelper(node)) {
+ hasImportDefault = true;
+ }
+ break;
+ case 253:
+ if (node.moduleReference.kind === 265) {
+ externalImports.push(node);
+ }
+ break;
+ case 260:
+ if (node.moduleSpecifier) {
+ if (!node.exportClause) {
+ externalImports.push(node);
+ hasExportStarsToExportValues = true;
+ }
+ else {
+ externalImports.push(node);
+ }
+ }
+ else {
+ for (var _b = 0, _c = ts.cast(node.exportClause, ts.isNamedExports).elements; _b < _c.length; _b++) {
+ var specifier = _c[_b];
+ if (!uniqueExports.get(ts.idText(specifier.name))) {
+ var name = specifier.propertyName || specifier.name;
+ 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);
+ }
+ }
+ }
+ break;
+ case 259:
+ if (node.isExportEquals && !exportEquals) {
+ exportEquals = node;
+ }
+ break;
+ case 225:
+ if (ts.hasModifier(node, 1)) {
+ for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) {
+ var decl = _e[_d];
+ exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames);
+ }
+ }
+ break;
+ case 244:
+ if (ts.hasModifier(node, 1)) {
+ if (ts.hasModifier(node, 512)) {
+ if (!hasExportDefault) {
+ multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.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 245:
+ if (ts.hasModifier(node, 1)) {
+ if (ts.hasModifier(node, 512)) {
+ if (!hasExportDefault) {
+ multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.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(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 };
+ }
+ 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 <= 74;
+ }
+ 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 74: return 52;
+ }
+ }
+ ts.getNonAssignmentOperatorForCompoundAssignment = getNonAssignmentOperatorForCompoundAssignment;
+ function addPrologueDirectivesAndInitialSuperCall(ctor, result, visitor) {
+ if (ctor.body) {
+ var statements = ctor.body.statements;
+ var index = ts.addPrologue(result, statements, 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 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;
+ 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 === 159
+ && 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: makeArrayAssignmentPattern,
+ createObjectBindingOrAssignmentPattern: makeObjectAssignmentPattern,
+ 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 ts.aggregateTransformFlags(ts.inlineExpressions(expressions)) || ts.createOmittedExpression();
+ function emitExpression(expression) {
+ ts.aggregateTransformFlags(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(ts.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: makeArrayBindingPattern,
+ createObjectBindingOrAssignmentPattern: makeObjectBindingPattern,
+ createArrayBindingOrAssignmentElement: makeBindingElement,
+ 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 = ts.updateVariableDeclaration(node, node.name, node.type, initializer);
+ }
+ }
+ flattenBindingOrAssignmentElement(flattenContext, node, rval, node, skipInitializer);
+ if (pendingExpressions) {
+ var temp = ts.createTempVariable(undefined);
+ if (hoistTempVariables) {
+ var value = ts.inlineExpressions(pendingExpressions);
+ pendingExpressions = undefined;
+ emitBindingOrAssignment(temp, value, undefined, undefined);
+ }
+ else {
+ context.hoistVariableDeclaration(temp);
+ var pendingDeclaration = ts.last(pendingDeclarations);
+ pendingDeclaration.pendingExpressions = ts.append(pendingDeclaration.pendingExpressions, ts.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 = ts.createVariableDeclaration(name, undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value);
+ variable.original = original;
+ ts.setTextRange(variable, location);
+ ts.aggregateTransformFlags(variable);
+ 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 = ts.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) {
+ if (!skipInitializer) {
+ var initializer = ts.visitNode(ts.getInitializerOfBindingOrAssignmentElement(element), flattenContext.visitor, ts.isExpression);
+ if (initializer) {
+ value = value ? createDefaultValueCheck(flattenContext, value, initializer, location) : initializer;
+ }
+ else if (!value) {
+ value = ts.createVoidZero();
+ }
+ }
+ var bindingTarget = ts.getTargetOfBindingOrAssignmentElement(element);
+ 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 = createRestCall(flattenContext.context, 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.createReadHelper(flattenContext.context, 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) {
+ var temp = ts.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 = ts.createElementAccess(value, i);
+ flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element);
+ }
+ else if (i === numElements - 1) {
+ var rhsValue = ts.createArraySlice(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 createDefaultValueCheck(flattenContext, value, defaultValue, location) {
+ value = ensureIdentifier(flattenContext, value, true, location);
+ return ts.createConditional(ts.createTypeCheck(value, "undefined"), defaultValue, value);
+ }
+ function createDestructuringPropertyAccess(flattenContext, value, propertyName) {
+ if (ts.isComputedPropertyName(propertyName)) {
+ var argumentExpression = ensureIdentifier(flattenContext, ts.visitNode(propertyName.expression, flattenContext.visitor), false, propertyName);
+ return ts.createElementAccess(value, argumentExpression);
+ }
+ else if (ts.isStringOrNumericLiteralLike(propertyName)) {
+ var argumentExpression = ts.getSynthesizedClone(propertyName);
+ argumentExpression.text = argumentExpression.text;
+ return ts.createElementAccess(value, argumentExpression);
+ }
+ else {
+ var name = ts.createIdentifier(ts.idText(propertyName));
+ return ts.createPropertyAccess(value, name);
+ }
+ }
+ function ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location) {
+ if (ts.isIdentifier(value) && reuseIdentifierExpressions) {
+ return value;
+ }
+ else {
+ var temp = ts.createTempVariable(undefined);
+ if (flattenContext.hoistTempVariables) {
+ flattenContext.context.hoistVariableDeclaration(temp);
+ flattenContext.emitExpression(ts.setTextRange(ts.createAssignment(temp, value), location));
+ }
+ else {
+ flattenContext.emitBindingOrAssignment(temp, value, location, undefined);
+ }
+ return temp;
+ }
+ }
+ function makeArrayBindingPattern(elements) {
+ ts.Debug.assertEachNode(elements, ts.isArrayBindingElement);
+ return ts.createArrayBindingPattern(elements);
+ }
+ function makeArrayAssignmentPattern(elements) {
+ return ts.createArrayLiteral(ts.map(elements, ts.convertToArrayAssignmentElement));
+ }
+ function makeObjectBindingPattern(elements) {
+ ts.Debug.assertEachNode(elements, ts.isBindingElement);
+ return ts.createObjectBindingPattern(elements);
+ }
+ function makeObjectAssignmentPattern(elements) {
+ return ts.createObjectLiteral(ts.map(elements, ts.convertToObjectAssignmentElement));
+ }
+ function makeBindingElement(name) {
+ return ts.createBindingElement(undefined, undefined, name);
+ }
+ function makeAssignmentElement(name) {
+ return name;
+ }
+ 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 };"
+ };
+ function createRestCall(context, 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)) {
+ var temp = computedTempVariables[computedTempVariableOffset];
+ computedTempVariableOffset++;
+ propertyNames.push(ts.createConditional(ts.createTypeCheck(temp, "symbol"), temp, ts.createAdd(temp, ts.createLiteral(""))));
+ }
+ else {
+ propertyNames.push(ts.createLiteral(propertyName));
+ }
+ }
+ }
+ return ts.createCall(ts.getUnscopedHelperName("__rest"), undefined, [
+ value,
+ ts.setTextRange(ts.createArrayLiteral(propertyNames), location)
+ ]);
+ }
+})(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 node;
+ 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 = createTemplateObjectHelper(context, ts.createArrayLiteral(cookedStrings), ts.createArrayLiteral(rawStrings));
+ if (ts.isExternalModule(currentSourceFile)) {
+ var tempVar = ts.createUniqueName("templateObject");
+ recordTaggedTemplateString(tempVar);
+ templateArguments[0] = ts.createLogicalOr(tempVar, ts.createAssignment(tempVar, helperCall));
+ }
+ else {
+ templateArguments[0] = helperCall;
+ }
+ return ts.createCall(tag, undefined, templateArguments);
+ }
+ ts.processTaggedTemplateExpression = processTaggedTemplateExpression;
+ function createTemplateCooked(template) {
+ return template.templateFlags ? ts.createIdentifier("undefined") : ts.createLiteral(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.createLiteral(text), node);
+ }
+ function createTemplateObjectHelper(context, cooked, raw) {
+ context.requestEmitHelper(ts.templateObjectHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__makeTemplateObject"), undefined, [
+ cooked,
+ raw
+ ]);
+ }
+ 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 || (ts = {}));
+var ts;
+(function (ts) {
+ var USE_NEW_TYPE_METADATA_FORMAT = false;
+ function transformTypeScript(context) {
+ var 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(194);
+ context.enableSubstitution(195);
+ 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 === 291) {
+ return transformBundle(node);
+ }
+ return transformSourceFile(node);
+ }
+ function transformBundle(node) {
+ return ts.createBundle(node.sourceFiles.map(transformSourceFile), ts.mapDefined(node.prepends, function (prepend) {
+ if (prepend.kind === 293) {
+ 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 290:
+ case 251:
+ case 250:
+ case 223:
+ currentLexicalScope = node;
+ currentNameScope = undefined;
+ currentScopeFirstDeclarationsOfName = undefined;
+ break;
+ case 245:
+ case 244:
+ if (ts.hasModifier(node, 2)) {
+ break;
+ }
+ if (node.name) {
+ recordEmittedDeclarationInScope(node);
+ }
+ else {
+ ts.Debug.assert(node.kind === 245 || ts.hasModifier(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 254:
+ case 253:
+ case 259:
+ case 260:
+ return visitEllidableStatement(node);
+ default:
+ return visitorWorker(node);
+ }
+ }
+ function visitEllidableStatement(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 254:
+ return visitImportDeclaration(node);
+ case 253:
+ return visitImportEqualsDeclaration(node);
+ case 259:
+ return visitExportAssignment(node);
+ case 260:
+ return visitExportDeclaration(node);
+ default:
+ ts.Debug.fail("Unhandled ellided statement");
+ }
+ }
+ function namespaceElementVisitor(node) {
+ return saveStateAndInvoke(node, namespaceElementVisitorWorker);
+ }
+ function namespaceElementVisitorWorker(node) {
+ if (node.kind === 260 ||
+ node.kind === 254 ||
+ node.kind === 255 ||
+ (node.kind === 253 &&
+ node.moduleReference.kind === 265)) {
+ return undefined;
+ }
+ else if (node.transformFlags & 1 || ts.hasModifier(node, 1)) {
+ return visitTypeScript(node);
+ }
+ return node;
+ }
+ function classElementVisitor(node) {
+ return saveStateAndInvoke(node, classElementVisitorWorker);
+ }
+ function classElementVisitorWorker(node) {
+ switch (node.kind) {
+ case 162:
+ return visitConstructor(node);
+ case 159:
+ return visitPropertyDeclaration(node);
+ case 167:
+ case 163:
+ case 164:
+ case 161:
+ return visitorWorker(node);
+ case 222:
+ return node;
+ default:
+ return ts.Debug.failBadSyntaxKind(node);
+ }
+ }
+ function modifierVisitor(node) {
+ if (ts.modifierToFlag(node.kind) & 2270) {
+ return undefined;
+ }
+ else if (currentNamespace && node.kind === 89) {
+ return undefined;
+ }
+ return node;
+ }
+ function visitTypeScript(node) {
+ if (ts.isStatement(node) && ts.hasModifier(node, 2)) {
+ return ts.createNotEmittedStatement(node);
+ }
+ switch (node.kind) {
+ case 89:
+ case 84:
+ return currentNamespace ? undefined : node;
+ case 119:
+ case 117:
+ case 118:
+ case 122:
+ case 81:
+ case 130:
+ case 138:
+ case 174:
+ case 175:
+ case 176:
+ case 177:
+ case 173:
+ case 168:
+ case 155:
+ case 125:
+ case 148:
+ case 128:
+ case 143:
+ case 140:
+ case 137:
+ case 110:
+ case 144:
+ case 171:
+ case 170:
+ case 172:
+ case 169:
+ case 178:
+ case 179:
+ case 180:
+ case 182:
+ case 183:
+ case 184:
+ case 185:
+ case 186:
+ case 187:
+ case 167:
+ case 157:
+ case 247:
+ return undefined;
+ case 159:
+ return visitPropertyDeclaration(node);
+ case 252:
+ return undefined;
+ case 162:
+ return visitConstructor(node);
+ case 246:
+ return ts.createNotEmittedStatement(node);
+ case 245:
+ return visitClassDeclaration(node);
+ case 214:
+ return visitClassExpression(node);
+ case 279:
+ return visitHeritageClause(node);
+ case 216:
+ return visitExpressionWithTypeArguments(node);
+ case 161:
+ return visitMethodDeclaration(node);
+ case 163:
+ return visitGetAccessor(node);
+ case 164:
+ return visitSetAccessor(node);
+ case 244:
+ return visitFunctionDeclaration(node);
+ case 201:
+ return visitFunctionExpression(node);
+ case 202:
+ return visitArrowFunction(node);
+ case 156:
+ return visitParameter(node);
+ case 200:
+ return visitParenthesizedExpression(node);
+ case 199:
+ case 217:
+ return visitAssertionExpression(node);
+ case 196:
+ return visitCallExpression(node);
+ case 197:
+ return visitNewExpression(node);
+ case 198:
+ return visitTaggedTemplateExpression(node);
+ case 218:
+ return visitNonNullExpression(node);
+ case 248:
+ return visitEnumDeclaration(node);
+ case 225:
+ return visitVariableStatement(node);
+ case 242:
+ return visitVariableDeclaration(node);
+ case 249:
+ return visitModuleDeclaration(node);
+ case 253:
+ return visitImportEqualsDeclaration(node);
+ case 267:
+ return visitJsxSelfClosingElement(node);
+ case 268:
+ 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 ts.updateSourceFileNode(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 !== 100)
+ 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.hasModifier(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 ? ts.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 = ts.getInternalName(node);
+ var outer = ts.createPartiallyEmittedExpression(localName);
+ outer.end = closingBraceLocation.end;
+ ts.setEmitFlags(outer, 1536);
+ var statement = ts.createReturn(outer);
+ statement.pos = closingBraceLocation.pos;
+ ts.setEmitFlags(statement, 1536 | 384);
+ statements.push(statement);
+ ts.insertStatementsAfterStandardPrologue(statements, context.endLexicalEnvironment());
+ var iife = ts.createImmediatelyInvokedArrowFunction(statements);
+ ts.setEmitFlags(iife, 33554432);
+ var varStatement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(ts.getLocalName(node, false, false), 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(ts.createExportDefault(ts.getLocalName(node, false, true)));
+ }
+ else if (facts & 16) {
+ statements.push(ts.createExternalModuleExport(ts.getLocalName(node, false, true)));
+ }
+ }
+ if (statements.length > 1) {
+ statements.push(ts.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 = ts.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.aggregateTransformFlags(classDeclaration);
+ 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 = ts.getLocalName(node, false, true);
+ var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause);
+ var members = transformClassMembers(node);
+ var classExpression = ts.createClassExpression(undefined, name, undefined, heritageClauses, members);
+ ts.aggregateTransformFlags(classExpression);
+ ts.setOriginalNode(classExpression, node);
+ ts.setTextRange(classExpression, location);
+ var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(declName, undefined, classAlias ? ts.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 = ts.createClassExpression(undefined, node.name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node));
+ ts.aggregateTransformFlags(classExpression);
+ 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(ts.aggregateTransformFlags(ts.createProperty(undefined, undefined, parameter.name, undefined, undefined, undefined)), parameter));
+ }
+ }
+ }
+ ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement));
+ return ts.setTextRange(ts.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.hasModifier(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 163:
+ case 164:
+ return getAllDecoratorsOfAccessors(node, member);
+ case 161:
+ return getAllDecoratorsOfMethod(member);
+ case 159:
+ 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 === 159
+ ? ts.createVoidZero()
+ : ts.createNull()
+ : undefined;
+ var helper = createDecorateHelper(context, decoratorExpressions, prefix, memberName, descriptor, ts.moveRangePastDecorators(member));
+ ts.setEmitFlags(helper, 1536);
+ return helper;
+ }
+ function addConstructorDecorationStatement(statements, node) {
+ var expression = generateConstructorDecorationExpression(node);
+ if (expression) {
+ statements.push(ts.setOriginalNode(ts.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 = ts.getLocalName(node, false, true);
+ var decorate = createDecorateHelper(context, decoratorExpressions, localName);
+ var expression = ts.createAssignment(localName, classAlias ? ts.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 = createParamHelper(context, transformDecorator(decorator), parameterOffset, 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(createMetadataHelper(context, "design:type", serializeTypeOfNode(node)));
+ }
+ if (shouldAddParamTypesMetadata(node)) {
+ decoratorExpressions.push(createMetadataHelper(context, "design:paramtypes", serializeParameterTypesOfNode(node, container)));
+ }
+ if (shouldAddReturnTypeMetadata(node)) {
+ decoratorExpressions.push(createMetadataHelper(context, "design:returntype", serializeReturnTypeOfNode(node)));
+ }
+ }
+ }
+ function addNewTypeMetadata(node, container, decoratorExpressions) {
+ if (compilerOptions.emitDecoratorMetadata) {
+ var properties = void 0;
+ if (shouldAddTypeMetadata(node)) {
+ (properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(undefined, undefined, [], undefined, ts.createToken(38), serializeTypeOfNode(node))));
+ }
+ if (shouldAddParamTypesMetadata(node)) {
+ (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(undefined, undefined, [], undefined, ts.createToken(38), serializeParameterTypesOfNode(node, container))));
+ }
+ if (shouldAddReturnTypeMetadata(node)) {
+ (properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(undefined, undefined, [], undefined, ts.createToken(38), serializeReturnTypeOfNode(node))));
+ }
+ if (properties) {
+ decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, true)));
+ }
+ }
+ }
+ function shouldAddTypeMetadata(node) {
+ var kind = node.kind;
+ return kind === 161
+ || kind === 163
+ || kind === 164
+ || kind === 159;
+ }
+ function shouldAddReturnTypeMetadata(node) {
+ return node.kind === 161;
+ }
+ function shouldAddParamTypesMetadata(node) {
+ switch (node.kind) {
+ case 245:
+ case 214:
+ return ts.getFirstConstructorWithBody(node) !== undefined;
+ case 161:
+ case 163:
+ case 164:
+ 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 159:
+ case 156:
+ return serializeTypeNode(node.type);
+ case 164:
+ case 163:
+ return serializeTypeNode(getAccessorTypeNode(node));
+ case 245:
+ case 214:
+ case 161:
+ return ts.createIdentifier("Function");
+ default:
+ return ts.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 ts.createArrayLiteral(expressions);
+ }
+ function getParametersOfDecoratedDeclaration(node, container) {
+ if (container && node.kind === 163) {
+ 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 ts.createIdentifier("Promise");
+ }
+ return ts.createVoidZero();
+ }
+ function serializeTypeNode(node) {
+ if (node === undefined) {
+ return ts.createIdentifier("Object");
+ }
+ switch (node.kind) {
+ case 110:
+ case 146:
+ case 100:
+ case 137:
+ return ts.createVoidZero();
+ case 182:
+ return serializeTypeNode(node.type);
+ case 170:
+ case 171:
+ return ts.createIdentifier("Function");
+ case 174:
+ case 175:
+ return ts.createIdentifier("Array");
+ case 168:
+ case 128:
+ return ts.createIdentifier("Boolean");
+ case 143:
+ return ts.createIdentifier("String");
+ case 141:
+ return ts.createIdentifier("Object");
+ case 187:
+ switch (node.literal.kind) {
+ case 10:
+ return ts.createIdentifier("String");
+ case 207:
+ case 8:
+ return ts.createIdentifier("Number");
+ case 9:
+ return getGlobalBigIntNameWithFallback();
+ case 106:
+ case 91:
+ return ts.createIdentifier("Boolean");
+ default:
+ return ts.Debug.failBadSyntaxKind(node.literal);
+ }
+ case 140:
+ return ts.createIdentifier("Number");
+ case 151:
+ return getGlobalBigIntNameWithFallback();
+ case 144:
+ return languageVersion < 2
+ ? getGlobalSymbolNameWithFallback()
+ : ts.createIdentifier("Symbol");
+ case 169:
+ return serializeTypeReferenceNode(node);
+ case 179:
+ case 178:
+ return serializeTypeList(node.types);
+ case 180:
+ return serializeTypeList([node.trueType, node.falseType]);
+ case 184:
+ if (node.operator === 138) {
+ return serializeTypeNode(node.type);
+ }
+ break;
+ case 172:
+ case 185:
+ case 186:
+ case 173:
+ case 125:
+ case 148:
+ case 183:
+ case 188:
+ break;
+ case 295:
+ case 296:
+ case 300:
+ case 301:
+ case 302:
+ break;
+ case 297:
+ case 298:
+ case 299:
+ return serializeTypeNode(node.type);
+ default:
+ return ts.Debug.failBadSyntaxKind(node);
+ }
+ return ts.createIdentifier("Object");
+ }
+ function serializeTypeList(types) {
+ var serializedUnion;
+ for (var _i = 0, types_21 = types; _i < types_21.length; _i++) {
+ var typeNode = types_21[_i];
+ while (typeNode.kind === 182) {
+ typeNode = typeNode.type;
+ }
+ if (typeNode.kind === 137) {
+ continue;
+ }
+ if (!strictNullChecks && (typeNode.kind === 100 || typeNode.kind === 146)) {
+ 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 ts.createIdentifier("Object");
+ }
+ }
+ else {
+ serializedUnion = serializedIndividual;
+ }
+ }
+ return serializedUnion || ts.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 ts.createIdentifier("Object");
+ }
+ var serialized = serializeEntityNameAsExpressionFallback(node.typeName);
+ var temp = ts.createTempVariable(hoistVariableDeclaration);
+ return ts.createConditional(ts.createTypeCheck(ts.createAssignment(temp, serialized), "function"), temp, ts.createIdentifier("Object"));
+ case ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue:
+ return serializeEntityNameAsExpression(node.typeName);
+ case ts.TypeReferenceSerializationKind.VoidNullableOrNeverType:
+ return ts.createVoidZero();
+ case ts.TypeReferenceSerializationKind.BigIntLikeType:
+ return getGlobalBigIntNameWithFallback();
+ case ts.TypeReferenceSerializationKind.BooleanType:
+ return ts.createIdentifier("Boolean");
+ case ts.TypeReferenceSerializationKind.NumberLikeType:
+ return ts.createIdentifier("Number");
+ case ts.TypeReferenceSerializationKind.StringLikeType:
+ return ts.createIdentifier("String");
+ case ts.TypeReferenceSerializationKind.ArrayLikeType:
+ return ts.createIdentifier("Array");
+ case ts.TypeReferenceSerializationKind.ESSymbolType:
+ return languageVersion < 2
+ ? getGlobalSymbolNameWithFallback()
+ : ts.createIdentifier("Symbol");
+ case ts.TypeReferenceSerializationKind.TypeWithCallSignature:
+ return ts.createIdentifier("Function");
+ case ts.TypeReferenceSerializationKind.Promise:
+ return ts.createIdentifier("Promise");
+ case ts.TypeReferenceSerializationKind.ObjectType:
+ return ts.createIdentifier("Object");
+ default:
+ return ts.Debug.assertNever(kind);
+ }
+ }
+ function createCheckedValue(left, right) {
+ return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(left), ts.createLiteral("undefined")), right);
+ }
+ function serializeEntityNameAsExpressionFallback(node) {
+ if (node.kind === 75) {
+ var copied = serializeEntityNameAsExpression(node);
+ return createCheckedValue(copied, copied);
+ }
+ if (node.left.kind === 75) {
+ return createCheckedValue(serializeEntityNameAsExpression(node.left), serializeEntityNameAsExpression(node));
+ }
+ var left = serializeEntityNameAsExpressionFallback(node.left);
+ var temp = ts.createTempVariable(hoistVariableDeclaration);
+ return ts.createLogicalAnd(ts.createLogicalAnd(left.left, ts.createStrictInequality(ts.createAssignment(temp, left.right), ts.createVoidZero())), ts.createPropertyAccess(temp, node.right));
+ }
+ function serializeEntityNameAsExpression(node) {
+ switch (node.kind) {
+ case 75:
+ var name = ts.getMutableClone(node);
+ name.flags &= ~8;
+ name.original = undefined;
+ name.parent = ts.getParseTreeNode(currentLexicalScope);
+ return name;
+ case 153:
+ return serializeQualifiedNameAsExpression(node);
+ }
+ }
+ function serializeQualifiedNameAsExpression(node) {
+ return ts.createPropertyAccess(serializeEntityNameAsExpression(node.left), node.right);
+ }
+ function getGlobalSymbolNameWithFallback() {
+ return ts.createConditional(ts.createTypeCheck(ts.createIdentifier("Symbol"), "function"), ts.createIdentifier("Symbol"), ts.createIdentifier("Object"));
+ }
+ function getGlobalBigIntNameWithFallback() {
+ return languageVersion < 99
+ ? ts.createConditional(ts.createTypeCheck(ts.createIdentifier("BigInt"), "function"), ts.createIdentifier("BigInt"), ts.createIdentifier("Object"))
+ : ts.createIdentifier("BigInt");
+ }
+ function getExpressionForPropertyName(member, generateNameForComputedPropertyName) {
+ var name = member.name;
+ if (ts.isPrivateIdentifier(name)) {
+ return ts.createIdentifier("");
+ }
+ else if (ts.isComputedPropertyName(name)) {
+ return generateNameForComputedPropertyName && !ts.isSimpleInlineableExpression(name.expression)
+ ? ts.getGeneratedNameForNode(name)
+ : name.expression;
+ }
+ else if (ts.isIdentifier(name)) {
+ return ts.createLiteral(ts.idText(name));
+ }
+ else {
+ return ts.getSynthesizedClone(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 = ts.getGeneratedNameForNode(name);
+ hoistVariableDeclaration(generatedName);
+ return ts.updateComputedPropertyName(name, ts.createAssignment(generatedName, expression));
+ }
+ }
+ return ts.visitNode(name, visitor, ts.isPropertyName);
+ }
+ function visitHeritageClause(node) {
+ if (node.token === 113) {
+ return undefined;
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitExpressionWithTypeArguments(node) {
+ return ts.updateExpressionWithTypeArguments(node, undefined, ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression));
+ }
+ function shouldEmitFunctionLikeDeclaration(node) {
+ return !ts.nodeIsMissing(node.body);
+ }
+ function visitPropertyDeclaration(node) {
+ if (node.flags & 8388608) {
+ return undefined;
+ }
+ var updated = ts.updateProperty(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 ts.updateConstructor(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(constructor, statements, visitor);
+ ts.addRange(statements, ts.map(parametersWithPropertyAssignments, transformParameterWithPropertyAssignment));
+ ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, indexOfFirstStatement));
+ statements = ts.mergeLexicalEnvironment(statements, endLexicalEnvironment());
+ var block = ts.createBlock(ts.setTextRange(ts.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.getMutableClone(name);
+ ts.setEmitFlags(propertyName, 1536 | 48);
+ var localName = ts.getMutableClone(name);
+ ts.setEmitFlags(localName, 1536);
+ return ts.startOnNewLine(ts.removeAllComments(ts.setTextRange(ts.setOriginalNode(ts.createExpressionStatement(ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createThis(), propertyName), node.name), localName)), node), ts.moveRangePos(node, -1))));
+ }
+ function visitMethodDeclaration(node) {
+ if (!shouldEmitFunctionLikeDeclaration(node)) {
+ return undefined;
+ }
+ var updated = ts.updateMethod(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.hasModifier(node, 128));
+ }
+ function visitGetAccessor(node) {
+ if (!shouldEmitAccessorDeclaration(node)) {
+ return undefined;
+ }
+ var updated = ts.updateGetAccessor(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.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 = ts.updateSetAccessor(node, undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([]));
+ if (updated !== node) {
+ ts.setCommentRange(updated, node);
+ ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node));
+ }
+ return updated;
+ }
+ function visitFunctionDeclaration(node) {
+ if (!shouldEmitFunctionLikeDeclaration(node)) {
+ return ts.createNotEmittedStatement(node);
+ }
+ var updated = ts.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) || ts.createBlock([]));
+ if (isExportOfNamespace(node)) {
+ var statements = [updated];
+ addExportMemberAssignment(statements, node);
+ return statements;
+ }
+ return updated;
+ }
+ function visitFunctionExpression(node) {
+ if (!shouldEmitFunctionLikeDeclaration(node)) {
+ return ts.createOmittedExpression();
+ }
+ var updated = ts.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) || ts.createBlock([]));
+ return updated;
+ }
+ function visitArrowFunction(node) {
+ var updated = ts.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 = ts.updateParameter(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(ts.createExpressionStatement(ts.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(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node);
+ }
+ }
+ function visitVariableDeclaration(node) {
+ return ts.updateTypeScriptVariableDeclaration(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 ts.updateParen(node, expression);
+ }
+ return ts.createPartiallyEmittedExpression(expression, node);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitAssertionExpression(node) {
+ var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
+ return ts.createPartiallyEmittedExpression(expression, node);
+ }
+ function visitNonNullExpression(node) {
+ var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression);
+ return ts.createPartiallyEmittedExpression(expression, node);
+ }
+ function visitCallExpression(node) {
+ return ts.updateCall(node, ts.visitNode(node.expression, visitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
+ }
+ function visitNewExpression(node) {
+ return ts.updateNew(node, ts.visitNode(node.expression, visitor, ts.isExpression), undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression));
+ }
+ function visitTaggedTemplateExpression(node) {
+ return ts.updateTaggedTemplate(node, ts.visitNode(node.tag, visitor, ts.isExpression), undefined, ts.visitNode(node.template, visitor, ts.isExpression));
+ }
+ function visitJsxSelfClosingElement(node) {
+ return ts.updateJsxSelfClosingElement(node, ts.visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), undefined, ts.visitNode(node.attributes, visitor, ts.isJsxAttributes));
+ }
+ function visitJsxJsxOpeningElement(node) {
+ return ts.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 ts.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.hasModifier(node, 1)
+ ? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true)
+ : ts.getLocalName(node, false, true);
+ var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral()));
+ if (hasNamespaceQualifiedExportName(node)) {
+ var localName = ts.getLocalName(node, false, true);
+ moduleArg = ts.createAssignment(localName, moduleArg);
+ }
+ var enumStatement = ts.createExpressionStatement(ts.createCall(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(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(ts.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 ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), node.members), true);
+ }
+ function transformEnumMember(member) {
+ var name = getExpressionForPropertyName(member, false);
+ var valueExpression = transformEnumMemberDeclarationValue(member);
+ var innerAssignment = ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), valueExpression);
+ var outerAssignment = valueExpression.kind === 10 ?
+ innerAssignment :
+ ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, innerAssignment), name);
+ return ts.setTextRange(ts.createExpressionStatement(ts.setTextRange(outerAssignment, member)), member);
+ }
+ function transformEnumMemberDeclarationValue(member) {
+ var value = resolver.getConstantValue(member);
+ if (value !== undefined) {
+ return ts.createLiteral(value);
+ }
+ else {
+ enableSubstitutionForNonQualifiedEnumMembers();
+ if (member.initializer) {
+ return ts.visitNode(member.initializer, visitor, ts.isExpression);
+ }
+ else {
+ return ts.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 = ts.createUnderscoreEscapedMap();
+ }
+ 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 = ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(ts.getLocalName(node, false, true))
+ ], currentLexicalScope.kind === 290 ? 0 : 1));
+ ts.setOriginalNode(statement, node);
+ recordEmittedDeclarationInScope(node);
+ if (isFirstEmittedDeclarationInScope(node)) {
+ if (node.kind === 248) {
+ 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 = ts.createMergeDeclarationMarker(statement);
+ ts.setEmitFlags(mergeMarker, 1536 | 4194304);
+ statements.push(mergeMarker);
+ return false;
+ }
+ }
+ function visitModuleDeclaration(node) {
+ if (!shouldEmitModuleDeclaration(node)) {
+ return ts.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.hasModifier(node, 1)
+ ? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true)
+ : ts.getLocalName(node, false, true);
+ var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral()));
+ if (hasNamespaceQualifiedExportName(node)) {
+ var localName = ts.getLocalName(node, false, true);
+ moduleArg = ts.createAssignment(localName, moduleArg);
+ }
+ var moduleStatement = ts.createExpressionStatement(ts.createCall(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(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(ts.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 === 250) {
+ 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 = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), true);
+ ts.setTextRange(block, blockLocation);
+ if (!node.body || node.body.kind !== 250) {
+ ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536);
+ }
+ return block;
+ }
+ function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) {
+ if (moduleDeclaration.body.kind === 249) {
+ 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
+ ? ts.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) ? ts.updateImportClause(node, name, namedBindings, false) : undefined;
+ }
+ function visitNamedImportBindings(node) {
+ if (node.kind === 256) {
+ return resolver.isReferencedAliasDeclaration(node) ? node : undefined;
+ }
+ else {
+ var elements = ts.visitNodes(node.elements, visitImportSpecifier, ts.isImportSpecifier);
+ return ts.some(elements) ? ts.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
+ ? ts.updateExportDeclaration(node, undefined, undefined, exportClause, node.moduleSpecifier, node.isTypeOnly)
+ : undefined;
+ }
+ function visitNamedExports(node) {
+ var elements = ts.visitNodes(node.elements, visitExportSpecifier, ts.isExportSpecifier);
+ return ts.some(elements) ? ts.updateNamedExports(node, elements) : undefined;
+ }
+ function visitNamespaceExports(node) {
+ return ts.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(ts.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(node.moduleReference);
+ ts.setEmitFlags(moduleReference, 1536 | 2048);
+ if (isNamedExternalModuleExport(node) || !isExportOfNamespace(node)) {
+ return ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([
+ ts.setOriginalNode(ts.createVariableDeclaration(node.name, undefined, moduleReference), node)
+ ])), node), node);
+ }
+ else {
+ return ts.setOriginalNode(createNamespaceExport(node.name, moduleReference, node), node);
+ }
+ }
+ function isExportOfNamespace(node) {
+ return currentNamespace !== undefined && ts.hasModifier(node, 1);
+ }
+ function isExternalModuleExport(node) {
+ return currentNamespace === undefined && ts.hasModifier(node, 1);
+ }
+ function isNamedExternalModuleExport(node) {
+ return isExternalModuleExport(node)
+ && !ts.hasModifier(node, 512);
+ }
+ function isDefaultExternalModuleExport(node) {
+ return isExternalModuleExport(node)
+ && ts.hasModifier(node, 512);
+ }
+ function expressionToStatement(expression) {
+ return ts.createExpressionStatement(expression);
+ }
+ function addExportMemberAssignment(statements, node) {
+ var expression = ts.createAssignment(ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, false, true), ts.getLocalName(node));
+ ts.setSourceMapRange(expression, ts.createRange(node.name ? node.name.pos : node.pos, node.end));
+ var statement = ts.createExpressionStatement(expression);
+ ts.setSourceMapRange(statement, ts.createRange(-1, node.end));
+ statements.push(statement);
+ }
+ function createNamespaceExport(exportName, exportValue, location) {
+ return ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, false, true), exportValue)), location);
+ }
+ function createNamespaceExportExpression(exportName, exportValue, location) {
+ return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue), location);
+ }
+ function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) {
+ return ts.getNamespaceMemberName(currentNamespaceContainerName, name, false, true);
+ }
+ function getNamespaceParameterName(node) {
+ var name = ts.getGeneratedNameForNode(node);
+ ts.setSourceMapRange(name, node.name);
+ return name;
+ }
+ function getNamespaceContainerName(node) {
+ return ts.getGeneratedNameForNode(node);
+ }
+ function getClassAliasIfNeeded(node) {
+ if (resolver.getNodeCheckFlags(node) & 16777216) {
+ enableSubstitutionForClassAliases();
+ var classAlias = ts.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 ts.createPropertyAccess(ts.getDeclarationName(node), "prototype");
+ }
+ function getClassMemberPrefix(node, member) {
+ return ts.hasModifier(member, 32)
+ ? ts.getDeclarationName(node)
+ : getClassPrototype(node);
+ }
+ function enableSubstitutionForNonQualifiedEnumMembers() {
+ if ((enabledSubstitutions & 8) === 0) {
+ enabledSubstitutions |= 8;
+ context.enableSubstitution(75);
+ }
+ }
+ function enableSubstitutionForClassAliases() {
+ if ((enabledSubstitutions & 1) === 0) {
+ enabledSubstitutions |= 1;
+ context.enableSubstitution(75);
+ classAliases = [];
+ }
+ }
+ function enableSubstitutionForNamespaceExports() {
+ if ((enabledSubstitutions & 2) === 0) {
+ enabledSubstitutions |= 2;
+ context.enableSubstitution(75);
+ context.enableSubstitution(282);
+ context.enableEmitNotification(249);
+ }
+ }
+ function isTransformedModuleDeclaration(node) {
+ return ts.getOriginalNode(node).kind === 249;
+ }
+ function isTransformedEnumDeclaration(node) {
+ return ts.getOriginalNode(node).kind === 248;
+ }
+ 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 = ts.createAssignment(exportedName, node.objectAssignmentInitializer);
+ return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node);
+ }
+ return ts.setTextRange(ts.createPropertyAssignment(name, exportedName), node);
+ }
+ }
+ return node;
+ }
+ function substituteExpression(node) {
+ switch (node.kind) {
+ case 75:
+ return substituteExpressionIdentifier(node);
+ case 194:
+ return substitutePropertyAccessExpression(node);
+ case 195:
+ 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 = ts.getSynthesizedClone(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 !== 290) {
+ var substitute = (applicableSubstitutions & 2 && container.kind === 249) ||
+ (applicableSubstitutions & 8 && container.kind === 248);
+ if (substitute) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.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 = ts.createLiteral(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;
+ function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) {
+ var argumentsArray = [];
+ argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, true));
+ argumentsArray.push(target);
+ if (memberName) {
+ argumentsArray.push(memberName);
+ if (descriptor) {
+ argumentsArray.push(descriptor);
+ }
+ }
+ context.requestEmitHelper(ts.decorateHelper);
+ return ts.setTextRange(ts.createCall(ts.getUnscopedHelperName("__decorate"), undefined, argumentsArray), location);
+ }
+ 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 };"
+ };
+ function createMetadataHelper(context, metadataKey, metadataValue) {
+ context.requestEmitHelper(ts.metadataHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__metadata"), undefined, [
+ ts.createLiteral(metadataKey),
+ metadataValue
+ ]);
+ }
+ 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 };"
+ };
+ function createParamHelper(context, expression, parameterOffset, location) {
+ context.requestEmitHelper(ts.paramHelper);
+ return ts.setTextRange(ts.createCall(ts.getUnscopedHelperName("__param"), undefined, [
+ ts.createLiteral(parameterOffset),
+ expression
+ ]), location);
+ }
+ 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 || (ts = {}));
+var ts;
+(function (ts) {
+ function transformClassFields(context) {
+ var 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(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 214:
+ case 245:
+ return visitClassLike(node);
+ case 159:
+ return visitPropertyDeclaration(node);
+ case 225:
+ return visitVariableStatement(node);
+ case 154:
+ return visitComputedPropertyName(node);
+ case 194:
+ return visitPropertyAccessExpression(node);
+ case 207:
+ return visitPrefixUnaryExpression(node);
+ case 208:
+ return visitPostfixUnaryExpression(node, false);
+ case 196:
+ return visitCallExpression(node);
+ case 209:
+ return visitBinaryExpression(node);
+ case 76:
+ return visitPrivateIdentifier(node);
+ case 226:
+ return visitExpressionStatement(node);
+ case 230:
+ return visitForStatement(node);
+ case 198:
+ return visitTaggedTemplateExpression(node);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitorDestructuringTarget(node) {
+ switch (node.kind) {
+ case 193:
+ case 192:
+ return visitAssignmentPattern(node);
+ default:
+ return visitor(node);
+ }
+ }
+ function visitPrivateIdentifier(node) {
+ if (!shouldTransformPrivateFields) {
+ return node;
+ }
+ return ts.setOriginalNode(ts.createIdentifier(""), node);
+ }
+ function classElementVisitor(node) {
+ switch (node.kind) {
+ case 162:
+ return undefined;
+ case 163:
+ case 164:
+ case 161:
+ return ts.visitEachChild(node, classElementVisitor, context);
+ case 159:
+ return visitPropertyDeclaration(node);
+ case 154:
+ return visitComputedPropertyName(node);
+ case 222:
+ 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 = ts.updateComputedPropertyName(node, ts.inlineExpressions(expressions));
+ }
+ return node;
+ }
+ function visitPropertyDeclaration(node) {
+ ts.Debug.assert(!ts.some(node.decorators));
+ if (!shouldTransformPrivateFields && ts.isPrivateIdentifier(node.name)) {
+ return ts.updateProperty(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)) {
+ (pendingExpressions || (pendingExpressions = [])).push(expr);
+ }
+ return undefined;
+ }
+ function createPrivateIdentifierAccess(info, receiver) {
+ receiver = ts.visitNode(receiver, visitor, ts.isExpression);
+ switch (info.placement) {
+ case 0:
+ return createClassPrivateFieldGetHelper(context, ts.nodeIsSynthesized(receiver) ? receiver : ts.getSynthesizedClone(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 = ts.createPrefix(39, createPrivateIdentifierAccess(info, readExpression));
+ return ts.setOriginalNode(createPrivateIdentifierAssignment(info, initializeExpression || readExpression, ts.createBinary(existingValue, operator, ts.createLiteral(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 = ts.createPrefix(39, createPrivateIdentifierAccess(info, readExpression));
+ var returnValue = valueIsDiscarded ? undefined : ts.createTempVariable(hoistVariableDeclaration);
+ return ts.setOriginalNode(ts.inlineExpressions(ts.compact([
+ createPrivateIdentifierAssignment(info, initializeExpression || readExpression, ts.createBinary(returnValue ? ts.createAssignment(returnValue, existingValue) : existingValue, operator, ts.createLiteral(1)), 62),
+ returnValue
+ ])), node);
+ }
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitForStatement(node) {
+ if (node.incrementor && ts.isPostfixUnaryExpression(node.incrementor)) {
+ return ts.updateFor(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 ts.updateExpressionStatement(node, visitPostfixUnaryExpression(node.expression, true));
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function createCopiableReceiverExpr(receiver) {
+ var clone = ts.nodeIsSynthesized(receiver) ? receiver : ts.getSynthesizedClone(receiver);
+ if (ts.isSimpleInlineableExpression(receiver)) {
+ return { readExpression: clone, initializeExpression: undefined };
+ }
+ var readExpression = ts.createTempVariable(hoistVariableDeclaration);
+ var initializeExpression = ts.createAssignment(readExpression, clone);
+ return { readExpression: readExpression, initializeExpression: initializeExpression };
+ }
+ function visitCallExpression(node) {
+ if (shouldTransformPrivateFields && ts.isPrivateIdentifierPropertyAccessExpression(node.expression)) {
+ var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion), thisArg = _a.thisArg, target = _a.target;
+ return ts.updateCall(node, ts.createPropertyAccess(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 = ts.createCallBinding(node.tag, hoistVariableDeclaration, languageVersion), thisArg = _a.thisArg, target = _a.target;
+ return ts.updateTaggedTemplate(node, ts.createCall(ts.createPropertyAccess(ts.visitNode(target, visitor), "bind"), undefined, [ts.visitNode(thisArg, visitor, ts.isExpression)]), 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 = ts.updateBinary(node, ts.visitNode(node.left, visitorDestructuringTarget), ts.visitNode(node.right, visitor), node.operatorToken);
+ var expr = ts.some(pendingExpressions) ?
+ ts.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 createClassPrivateFieldSetHelper(context, initializeExpression || readExpression, info.weakMapName, ts.createBinary(createClassPrivateFieldGetHelper(context, readExpression, info.weakMapName), ts.getNonAssignmentOperatorForCompoundAssignment(operator), right));
+ }
+ else {
+ return createClassPrivateFieldSetHelper(context, 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 !== 100);
+ var statements = [
+ ts.updateClassDeclaration(node, undefined, node.modifiers, node.name, undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, isDerivedClass))
+ ];
+ if (ts.some(pendingExpressions)) {
+ statements.push(ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions)));
+ }
+ var staticProperties = ts.getProperties(node, true, true);
+ if (ts.some(staticProperties)) {
+ addPropertyStatements(statements, staticProperties, ts.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 !== 100);
+ var classExpression = ts.updateClassExpression(node, 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(ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions)));
+ }
+ if (pendingStatements && ts.some(staticProperties)) {
+ addPropertyStatements(pendingStatements, staticProperties, ts.getInternalName(node));
+ }
+ return classExpression;
+ }
+ else {
+ var expressions = [];
+ var isClassWithConstructorReference = resolver.getNodeCheckFlags(node) & 16777216;
+ var temp = ts.createTempVariable(hoistVariableDeclaration, !!isClassWithConstructorReference);
+ if (isClassWithConstructorReference) {
+ enableSubstitutionForClassAliases();
+ var alias = ts.getSynthesizedClone(temp);
+ alias.autoGenerateFlags &= ~8;
+ classAliases[ts.getOriginalNodeId(node)] = alias;
+ }
+ ts.setEmitFlags(classExpression, 65536 | ts.getEmitFlags(classExpression));
+ expressions.push(ts.startOnNewLine(ts.createAssignment(temp, classExpression)));
+ ts.addRange(expressions, ts.map(pendingExpressions, ts.startOnNewLine));
+ ts.addRange(expressions, generateInitializedPropertyExpressions(staticProperties, temp));
+ expressions.push(ts.startOnNewLine(temp));
+ return ts.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(ts.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(ts.createConstructor(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(ts.createExpressionStatement(ts.createCall(ts.createSuper(), undefined, [ts.createSpread(ts.createIdentifier("arguments"))])));
+ }
+ if (constructor) {
+ indexOfFirstStatement = ts.addPrologueDirectivesAndInitialSuperCall(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, ts.createThis());
+ if (constructor) {
+ ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement));
+ }
+ statements = ts.mergeLexicalEnvironment(statements, endLexicalEnvironment());
+ return ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), constructor ? constructor.body.statements : node.members), true), constructor ? constructor.body : undefined);
+ }
+ function addPropertyStatements(statements, properties, receiver) {
+ 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;
+ }
+ var statement = ts.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_9 = properties; _i < properties_9.length; _i++) {
+ var property = properties_9[_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 emitAssignment = !context.getCompilerOptions().useDefineForClassFields;
+ var propertyName = ts.isComputedPropertyName(property.name) && !ts.isSimpleInlineableExpression(property.name.expression)
+ ? ts.updateComputedPropertyName(property.name, ts.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 ? ts.visitNode(property.initializer, visitor, ts.isExpression)
+ : ts.isParameterPropertyDeclaration(propertyOriginalNode, propertyOriginalNode.parent) && ts.isIdentifier(propertyName) ? propertyName
+ : ts.createVoidZero();
+ if (emitAssignment || ts.isPrivateIdentifier(propertyName)) {
+ var memberAccess = ts.createMemberAccessForPropertyName(receiver, propertyName, propertyName);
+ return ts.createAssignment(memberAccess, initializer);
+ }
+ else {
+ var name = ts.isComputedPropertyName(propertyName) ? propertyName.expression
+ : ts.isIdentifier(propertyName) ? ts.createStringLiteral(ts.unescapeLeadingUnderscores(propertyName.escapedText))
+ : propertyName;
+ var descriptor = ts.createPropertyDescriptor({ value: initializer, configurable: true, writable: true, enumerable: true });
+ return ts.createObjectDefinePropertyCall(receiver, name, descriptor);
+ }
+ }
+ function enableSubstitutionForClassAliases() {
+ if ((enabledSubstitutions & 1) === 0) {
+ enabledSubstitutions |= 1;
+ context.enableSubstitution(75);
+ classAliases = [];
+ }
+ }
+ function onSubstituteNode(hint, node) {
+ node = previousOnSubstituteNode(hint, node);
+ if (hint === 1) {
+ return substituteExpression(node);
+ }
+ return node;
+ }
+ function substituteExpression(node) {
+ switch (node.kind) {
+ case 75:
+ 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 = ts.getSynthesizedClone(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 = ts.getGeneratedNameForNode(name);
+ hoistVariableDeclaration(generatedName);
+ return ts.createAssignment(generatedName, expression);
+ }
+ return (inlinable || ts.isIdentifier(innerExpression)) ? undefined : expression;
+ }
+ }
+ function startPrivateIdentifierEnvironment() {
+ privateIdentifierEnvironmentStack.push(currentPrivateIdentifierEnvironment);
+ currentPrivateIdentifierEnvironment = undefined;
+ }
+ function endPrivateIdentifierEnvironment() {
+ currentPrivateIdentifierEnvironment = privateIdentifierEnvironmentStack.pop();
+ }
+ function addPrivateIdentifierToEnvironment(name) {
+ var text = ts.getTextOfPropertyName(name);
+ var weakMapName = ts.createOptimisticUniqueName("_" + text.substring(1));
+ weakMapName.autoGenerateFlags |= 8;
+ hoistVariableDeclaration(weakMapName);
+ (currentPrivateIdentifierEnvironment || (currentPrivateIdentifierEnvironment = ts.createUnderscoreEscapedMap()))
+ .set(name.escapedText, { placement: 0, weakMapName: weakMapName });
+ (pendingExpressions || (pendingExpressions = [])).push(ts.createAssignment(weakMapName, ts.createNew(ts.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 = ts.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 = ts.createTempVariable(hoistVariableDeclaration);
+ receiver.autoGenerateFlags |= 8;
+ (pendingExpressions || (pendingExpressions = [])).push(ts.createBinary(receiver, 62, node.expression));
+ }
+ return ts.createPropertyAccess(ts.createParen(ts.createObjectLiteral([
+ ts.createSetAccessor(undefined, undefined, "value", [ts.createParameter(undefined, undefined, undefined, parameter, undefined, undefined, undefined)], ts.createBlock([ts.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 ts.updateBinary(node, wrapped, ts.visitNode(node.right, visitor, ts.isExpression), node.operatorToken);
+ }
+ else if (ts.isSpreadElement(node)) {
+ return ts.updateSpread(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 ts.updatePropertyAssignment(node, ts.visitNode(node.name, visitor), initializer ? ts.createAssignment(wrapped, ts.visitNode(initializer, visitor)) : wrapped);
+ }
+ return ts.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 ts.updateArrayLiteral(node, ts.visitNodes(node.elements, visitArrayAssignmentTarget, ts.isExpression));
+ }
+ else {
+ return ts.updateObjectLiteral(node, ts.visitNodes(node.properties, visitObjectAssignmentTarget, ts.isObjectLiteralElementLike));
+ }
+ }
+ }
+ ts.transformClassFields = transformClassFields;
+ function createPrivateInstanceFieldInitializer(receiver, initializer, weakMapName) {
+ return ts.createCall(ts.createPropertyAccess(weakMapName, "set"), undefined, [receiver, initializer || ts.createVoidZero()]);
+ }
+ ts.classPrivateFieldGetHelper = {
+ name: "typescript: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 };"
+ };
+ function createClassPrivateFieldGetHelper(context, receiver, privateField) {
+ context.requestEmitHelper(ts.classPrivateFieldGetHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__classPrivateFieldGet"), undefined, [receiver, privateField]);
+ }
+ ts.classPrivateFieldSetHelper = {
+ name: "typescript: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 };"
+ };
+ function createClassPrivateFieldSetHelper(context, receiver, privateField, value) {
+ context.requestEmitHelper(ts.classPrivateFieldSetHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__classPrivateFieldSet"), undefined, [receiver, privateField, value]);
+ }
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ function transformES2017(context) {
+ var 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(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 126:
+ return undefined;
+ case 206:
+ return visitAwaitExpression(node);
+ case 161:
+ return doWithContext(1 | 2, visitMethodDeclaration, node);
+ case 244:
+ return doWithContext(1 | 2, visitFunctionDeclaration, node);
+ case 201:
+ return doWithContext(1 | 2, visitFunctionExpression, node);
+ case 202:
+ return doWithContext(1, visitArrowFunction, node);
+ case 194:
+ if (capturedSuperProperties && ts.isPropertyAccessExpression(node) && node.expression.kind === 102) {
+ capturedSuperProperties.set(node.name.escapedText, true);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ case 195:
+ if (capturedSuperProperties && node.expression.kind === 102) {
+ hasSuperElementAccess = true;
+ }
+ return ts.visitEachChild(node, visitor, context);
+ case 163:
+ case 164:
+ case 162:
+ case 245:
+ case 214:
+ return doWithContext(1 | 2, visitDefault, node);
+ default:
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ function asyncBodyVisitor(node) {
+ if (ts.isNodeWithPossibleHoistedDeclaration(node)) {
+ switch (node.kind) {
+ case 225:
+ return visitVariableStatementInAsyncBody(node);
+ case 230:
+ return visitForStatementInAsyncBody(node);
+ case 231:
+ return visitForInStatementInAsyncBody(node);
+ case 232:
+ return visitForOfStatementInAsyncBody(node);
+ case 280:
+ return visitCatchClauseInAsyncBody(node);
+ case 223:
+ case 237:
+ case 251:
+ case 277:
+ case 278:
+ case 240:
+ case 228:
+ case 229:
+ case 227:
+ case 236:
+ case 238:
+ return ts.visitEachChild(node, asyncBodyVisitor, context);
+ default:
+ return ts.Debug.assertNever(node, "Unhandled node.");
+ }
+ }
+ return visitor(node);
+ }
+ function visitCatchClauseInAsyncBody(node) {
+ var catchClauseNames = ts.createUnderscoreEscapedMap();
+ recordDeclarationName(node.variableDeclaration, catchClauseNames);
+ var catchClauseUnshadowedNames;
+ catchClauseNames.forEach(function (_, escapedName) {
+ if (enclosingFunctionParameterNames.has(escapedName)) {
+ if (!catchClauseUnshadowedNames) {
+ catchClauseUnshadowedNames = ts.cloneMap(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 ? ts.createExpressionStatement(expression) : undefined;
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitForInStatementInAsyncBody(node) {
+ return ts.updateForIn(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, ts.liftToBlock));
+ }
+ function visitForOfStatementInAsyncBody(node) {
+ return ts.updateForOf(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, ts.liftToBlock));
+ }
+ function visitForStatementInAsyncBody(node) {
+ var initializer = node.initializer;
+ return ts.updateFor(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, ts.liftToBlock));
+ }
+ function visitAwaitExpression(node) {
+ if (inTopLevelContext()) {
+ return ts.visitEachChild(node, visitor, context);
+ }
+ return ts.setOriginalNode(ts.setTextRange(ts.createYield(undefined, ts.visitNode(node.expression, visitor, ts.isExpression)), node), node);
+ }
+ function visitMethodDeclaration(node) {
+ return ts.updateMethod(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 ts.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 ts.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 ts.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.set(name.escapedText, true);
+ }
+ 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(ts.convertToAssignmentElementTarget(node.declarations[0].name), visitor, ts.isExpression);
+ }
+ return undefined;
+ }
+ return ts.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(ts.createAssignment(ts.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 === 202;
+ var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192) !== 0;
+ var savedEnclosingFunctionParameterNames = enclosingFunctionParameterNames;
+ enclosingFunctionParameterNames = ts.createUnderscoreEscapedMap();
+ 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 = ts.createUnderscoreEscapedMap();
+ hasSuperElementAccess = false;
+ }
+ var result;
+ if (!isArrowFunction) {
+ var statements = [];
+ var statementOffset = ts.addPrologue(statements, node.body.statements, false, visitor);
+ statements.push(ts.createReturn(createAwaiterHelper(context, inHasLexicalThisContext(), hasLexicalArguments, promiseConstructor, transformAsyncFunctionBodyWorker(node.body, statementOffset))));
+ ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
+ var emitSuperHelpers = languageVersion >= 2 && resolver.getNodeCheckFlags(node) & (4096 | 2048);
+ if (emitSuperHelpers) {
+ enableSubstitutionForAsyncMethodsWithSuper();
+ if (ts.hasEntries(capturedSuperProperties)) {
+ var variableStatement = createSuperAccessVariableStatement(resolver, node, capturedSuperProperties);
+ substitutedSuperAccessors[ts.getNodeId(variableStatement)] = true;
+ ts.insertStatementsAfterStandardPrologue(statements, [variableStatement]);
+ }
+ }
+ var block = ts.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 = createAwaiterHelper(context, inHasLexicalThisContext(), hasLexicalArguments, promiseConstructor, transformAsyncFunctionBodyWorker(node.body));
+ var declarations = endLexicalEnvironment();
+ if (ts.some(declarations)) {
+ var block = ts.convertToFunctionBody(expression);
+ result = ts.updateBlock(block, ts.setTextRange(ts.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 ts.updateBlock(body, ts.visitNodes(body.statements, asyncBodyVisitor, ts.isStatement, start));
+ }
+ else {
+ return ts.convertToFunctionBody(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(196);
+ context.enableSubstitution(194);
+ context.enableSubstitution(195);
+ context.enableEmitNotification(245);
+ context.enableEmitNotification(161);
+ context.enableEmitNotification(163);
+ context.enableEmitNotification(164);
+ context.enableEmitNotification(162);
+ context.enableEmitNotification(225);
+ }
+ }
+ 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 194:
+ return substitutePropertyAccessExpression(node);
+ case 195:
+ return substituteElementAccessExpression(node);
+ case 196:
+ return substituteCallExpression(node);
+ }
+ return node;
+ }
+ function substitutePropertyAccessExpression(node) {
+ if (node.expression.kind === 102) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.createFileLevelUniqueName("_super"), node.name), node);
+ }
+ return node;
+ }
+ function substituteElementAccessExpression(node) {
+ if (node.expression.kind === 102) {
+ 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 ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), undefined, __spreadArrays([
+ ts.createThis()
+ ], node.arguments));
+ }
+ return node;
+ }
+ function isSuperContainer(node) {
+ var kind = node.kind;
+ return kind === 245
+ || kind === 162
+ || kind === 161
+ || kind === 163
+ || kind === 164;
+ }
+ function createSuperElementAccessInAsyncMethod(argumentExpression, location) {
+ if (enclosingSuperContainerFlags & 4096) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createFileLevelUniqueName("_superIndex"), undefined, [argumentExpression]), "value"), location);
+ }
+ else {
+ return ts.setTextRange(ts.createCall(ts.createFileLevelUniqueName("_superIndex"), undefined, [argumentExpression]), location);
+ }
+ }
+ }
+ ts.transformES2017 = transformES2017;
+ function createSuperAccessVariableStatement(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(ts.createPropertyAssignment("get", ts.createArrowFunction(undefined, undefined, [], undefined, undefined, ts.setEmitFlags(ts.createPropertyAccess(ts.setEmitFlags(ts.createSuper(), 4), name), 4))));
+ if (hasBinding) {
+ getterAndSetter.push(ts.createPropertyAssignment("set", ts.createArrowFunction(undefined, undefined, [
+ ts.createParameter(undefined, undefined, undefined, "v", undefined, undefined, undefined)
+ ], undefined, undefined, ts.createAssignment(ts.setEmitFlags(ts.createPropertyAccess(ts.setEmitFlags(ts.createSuper(), 4), name), 4), ts.createIdentifier("v")))));
+ }
+ accessors.push(ts.createPropertyAssignment(name, ts.createObjectLiteral(getterAndSetter)));
+ });
+ return ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(ts.createFileLevelUniqueName("_super"), undefined, ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "create"), undefined, [
+ ts.createNull(),
+ ts.createObjectLiteral(accessors, true)
+ ]))
+ ], 2));
+ }
+ ts.createSuperAccessVariableStatement = createSuperAccessVariableStatement;
+ 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 };"
+ };
+ function createAwaiterHelper(context, hasLexicalThis, hasLexicalArguments, promiseConstructor, body) {
+ context.requestEmitHelper(ts.awaiterHelper);
+ var generatorFunc = ts.createFunctionExpression(undefined, ts.createToken(41), undefined, undefined, [], undefined, body);
+ (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 | 524288;
+ return ts.createCall(ts.getUnscopedHelperName("__awaiter"), undefined, [
+ hasLexicalThis ? ts.createThis() : ts.createVoidZero(),
+ hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(),
+ promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(),
+ generatorFunc
+ ]);
+ }
+ ts.asyncSuperHelper = {
+ name: "typescript:async-super",
+ scoped: true,
+ text: ts.helperString(__makeTemplateObject(["\n const ", " = name => super[name];"], ["\n const ", " = name => super[name];"]), "_superIndex")
+ };
+ ts.advancedAsyncSuperHelper = {
+ name: "typescript:advanced-async-super",
+ scoped: true,
+ text: ts.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 transformES2018(context) {
+ var 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(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, ts.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 visitorNoDestructuringValue(node) {
+ return visitorWorker(node, true);
+ }
+ function visitorNoAsyncModifier(node) {
+ if (node.kind === 126) {
+ 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, noDestructuringValue) {
+ if ((node.transformFlags & 32) === 0) {
+ return node;
+ }
+ switch (node.kind) {
+ case 206:
+ return visitAwaitExpression(node);
+ case 212:
+ return visitYieldExpression(node);
+ case 235:
+ return visitReturnStatement(node);
+ case 238:
+ return visitLabeledStatement(node);
+ case 193:
+ return visitObjectLiteralExpression(node);
+ case 209:
+ return visitBinaryExpression(node, noDestructuringValue);
+ case 280:
+ return visitCatchClause(node);
+ case 225:
+ return visitVariableStatement(node);
+ case 242:
+ return visitVariableDeclaration(node);
+ case 228:
+ case 229:
+ case 231:
+ return doWithHierarchyFacts(visitDefault, node, 0, 2);
+ case 232:
+ return visitForOfStatement(node, undefined);
+ case 230:
+ return doWithHierarchyFacts(visitForStatement, node, 0, 2);
+ case 205:
+ return visitVoidExpression(node);
+ case 162:
+ return doWithHierarchyFacts(visitConstructorDeclaration, node, 2, 1);
+ case 161:
+ return doWithHierarchyFacts(visitMethodDeclaration, node, 2, 1);
+ case 163:
+ return doWithHierarchyFacts(visitGetAccessorDeclaration, node, 2, 1);
+ case 164:
+ return doWithHierarchyFacts(visitSetAccessorDeclaration, node, 2, 1);
+ case 244:
+ return doWithHierarchyFacts(visitFunctionDeclaration, node, 2, 1);
+ case 201:
+ return doWithHierarchyFacts(visitFunctionExpression, node, 2, 1);
+ case 202:
+ return doWithHierarchyFacts(visitArrowFunction, node, 2, 0);
+ case 156:
+ return visitParameter(node);
+ case 226:
+ return visitExpressionStatement(node);
+ case 200:
+ return visitParenthesizedExpression(node, noDestructuringValue);
+ case 198:
+ return visitTaggedTemplateExpression(node);
+ case 194:
+ if (capturedSuperProperties && ts.isPropertyAccessExpression(node) && node.expression.kind === 102) {
+ capturedSuperProperties.set(node.name.escapedText, true);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ case 195:
+ if (capturedSuperProperties && node.expression.kind === 102) {
+ hasSuperElementAccess = true;
+ }
+ return ts.visitEachChild(node, visitor, context);
+ case 245:
+ case 214:
+ 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(ts.createYield(createAwaitHelper(context, 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(node.expression, visitor, ts.isExpression);
+ return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.updateYield(node, node.asteriskToken, createAsyncDelegatorHelper(context, createAsyncValuesHelper(context, expression, expression), expression)))), node), node);
+ }
+ return ts.setOriginalNode(ts.setTextRange(ts.createYield(createDownlevelAwait(node.expression
+ ? ts.visitNode(node.expression, visitor, ts.isExpression)
+ : ts.createVoidZero())), node), node);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitReturnStatement(node) {
+ if (enclosingFunctionFlags & 2 && enclosingFunctionFlags & 1) {
+ return ts.updateReturn(node, createDownlevelAwait(node.expression ? ts.visitNode(node.expression, visitor, ts.isExpression) : ts.createVoidZero()));
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitLabeledStatement(node) {
+ if (enclosingFunctionFlags & 2) {
+ var statement = ts.unwrapInnermostStatementOfLabel(node);
+ if (statement.kind === 232 && statement.awaitModifier) {
+ return visitForOfStatement(statement, node);
+ }
+ return ts.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement, ts.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 === 283) {
+ if (chunkObject) {
+ objects.push(ts.createObjectLiteral(chunkObject));
+ chunkObject = undefined;
+ }
+ var target = e.expression;
+ objects.push(ts.visitNode(target, visitor, ts.isExpression));
+ }
+ else {
+ chunkObject = ts.append(chunkObject, e.kind === 281
+ ? ts.createPropertyAssignment(e.name, ts.visitNode(e.initializer, visitor, ts.isExpression))
+ : ts.visitNode(e, visitor, ts.isObjectLiteralElementLike));
+ }
+ }
+ if (chunkObject) {
+ objects.push(ts.createObjectLiteral(chunkObject));
+ }
+ return objects;
+ }
+ function visitObjectLiteralExpression(node) {
+ if (node.transformFlags & 16384) {
+ var objects = chunkObjectLiteralElements(node.properties);
+ if (objects.length && objects[0].kind !== 193) {
+ objects.unshift(ts.createObjectLiteral());
+ }
+ var expression = objects[0];
+ if (objects.length > 1) {
+ for (var i = 1; i < objects.length; i++) {
+ expression = createAssignHelper(context, [expression, objects[i]]);
+ }
+ return expression;
+ }
+ else {
+ return createAssignHelper(context, objects);
+ }
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitExpressionStatement(node) {
+ return ts.visitEachChild(node, visitorNoDestructuringValue, context);
+ }
+ function visitParenthesizedExpression(node, noDestructuringValue) {
+ return ts.visitEachChild(node, noDestructuringValue ? visitorNoDestructuringValue : 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 && [
+ ts.createVariableStatement(undefined, ts.createVariableDeclarationList(taggedTemplateStringDeclarations))
+ ]);
+ var result = ts.updateSourceFileNode(visited, ts.setTextRange(ts.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, noDestructuringValue) {
+ if (ts.isDestructuringAssignment(node) && node.left.transformFlags & 16384) {
+ return ts.flattenDestructuringAssignment(node, visitor, context, 1, !noDestructuringValue);
+ }
+ else if (node.operatorToken.kind === 27) {
+ return ts.updateBinary(node, ts.visitNode(node.left, visitorNoDestructuringValue, ts.isExpression), ts.visitNode(node.right, noDestructuringValue ? visitorNoDestructuringValue : visitor, ts.isExpression));
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitCatchClause(node) {
+ if (node.variableDeclaration &&
+ ts.isBindingPattern(node.variableDeclaration.name) &&
+ node.variableDeclaration.name.transformFlags & 16384) {
+ var name = ts.getGeneratedNameForNode(node.variableDeclaration.name);
+ var updatedDecl = ts.updateVariableDeclaration(node.variableDeclaration, node.variableDeclaration.name, undefined, name);
+ var visitedBindings = ts.flattenDestructuringBinding(updatedDecl, visitor, context, 1);
+ var block = ts.visitNode(node.block, visitor, ts.isBlock);
+ if (ts.some(visitedBindings)) {
+ block = ts.updateBlock(block, __spreadArrays([
+ ts.createVariableStatement(undefined, visitedBindings)
+ ], block.statements));
+ }
+ return ts.updateCatchClause(node, ts.updateVariableDeclaration(node.variableDeclaration, name, undefined, undefined), block);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitVariableStatement(node) {
+ if (ts.hasModifier(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 ts.updateFor(node, ts.visitNode(node.initializer, visitorNoDestructuringValue, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement));
+ }
+ function visitVoidExpression(node) {
+ return ts.visitEachChild(node, visitorNoDestructuringValue, 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) :
+ ts.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 = ts.createTempVariable(undefined);
+ var statements = [ts.createForOfBindingStatement(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 ts.updateForOf(node, node.awaitModifier, ts.setTextRange(ts.createVariableDeclarationList([
+ ts.setTextRange(ts.createVariableDeclaration(temp), node.initializer)
+ ], 1), node.initializer), node.expression, ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), true), bodyLocation));
+ }
+ return node;
+ }
+ function convertForOfStatementHead(node, boundValue) {
+ var binding = ts.createForOfBindingStatement(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(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), true), bodyLocation), 48 | 384);
+ }
+ function createDownlevelAwait(expression) {
+ return enclosingFunctionFlags & 1
+ ? ts.createYield(undefined, createAwaitHelper(context, expression))
+ : ts.createAwait(expression);
+ }
+ function transformForAwaitOfStatement(node, outermostLabeledStatement, ancestorFacts) {
+ var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
+ var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(undefined);
+ var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(undefined);
+ var errorRecord = ts.createUniqueName("e");
+ var catchVariable = ts.getGeneratedNameForNode(errorRecord);
+ var returnMethod = ts.createTempVariable(undefined);
+ var callValues = createAsyncValuesHelper(context, expression, node.expression);
+ var callNext = ts.createCall(ts.createPropertyAccess(iterator, "next"), undefined, []);
+ var getDone = ts.createPropertyAccess(result, "done");
+ var getValue = ts.createPropertyAccess(result, "value");
+ var callReturn = ts.createFunctionCall(returnMethod, iterator, []);
+ hoistVariableDeclaration(errorRecord);
+ hoistVariableDeclaration(returnMethod);
+ var initializer = ancestorFacts & 2 ?
+ ts.inlineExpressions([ts.createAssignment(errorRecord, ts.createVoidZero()), callValues]) :
+ callValues;
+ var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor(ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([
+ ts.setTextRange(ts.createVariableDeclaration(iterator, undefined, initializer), node.expression),
+ ts.createVariableDeclaration(result)
+ ]), node.expression), 2097152), ts.createComma(ts.createAssignment(result, createDownlevelAwait(callNext)), ts.createLogicalNot(getDone)), undefined, convertForOfStatementHead(node, getValue)), node), 256);
+ return ts.createTry(ts.createBlock([
+ ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement)
+ ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([
+ ts.createExpressionStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([
+ ts.createPropertyAssignment("error", catchVariable)
+ ])))
+ ]), 1)), ts.createBlock([
+ ts.createTry(ts.createBlock([
+ ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(getDone)), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createExpressionStatement(createDownlevelAwait(callReturn))), 1)
+ ]), undefined, ts.setEmitFlags(ts.createBlock([
+ ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1)
+ ]), 1))
+ ]));
+ }
+ function visitParameter(node) {
+ if (node.transformFlags & 16384) {
+ return ts.updateParameter(node, undefined, undefined, node.dotDotDotToken, ts.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 = ts.updateConstructor(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 = ts.updateGetAccessor(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 = ts.updateSetAccessor(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 = ts.updateMethod(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 = ts.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 = ts.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 = ts.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 = ts.addPrologue(statements, node.body.statements, false, visitor);
+ appendObjectRestAssignmentsIfNeeded(statements, node);
+ var savedCapturedSuperProperties = capturedSuperProperties;
+ var savedHasSuperElementAccess = hasSuperElementAccess;
+ capturedSuperProperties = ts.createUnderscoreEscapedMap();
+ hasSuperElementAccess = false;
+ var returnStatement = ts.createReturn(createAsyncGeneratorHelper(context, ts.createFunctionExpression(undefined, ts.createToken(41), node.name && ts.getGeneratedNameForNode(node.name), undefined, [], undefined, ts.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(resolver, node, capturedSuperProperties);
+ substitutedSuperAccessors[ts.getNodeId(variableStatement)] = true;
+ ts.insertStatementsAfterStandardPrologue(statements, [variableStatement]);
+ }
+ statements.push(returnStatement);
+ ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
+ var block = ts.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) {
+ resumeLexicalEnvironment();
+ var statementOffset = 0;
+ var statements = [];
+ var body = ts.visitNode(node.body, visitor, ts.isConciseBody);
+ if (ts.isBlock(body)) {
+ statementOffset = ts.addPrologue(statements, body.statements, false, visitor);
+ }
+ ts.addRange(statements, appendObjectRestAssignmentsIfNeeded(undefined, node));
+ var leadingStatements = endLexicalEnvironment();
+ if (statementOffset > 0 || ts.some(statements) || ts.some(leadingStatements)) {
+ var block = ts.convertToFunctionBody(body, true);
+ ts.insertStatementsAfterStandardPrologue(statements, leadingStatements);
+ ts.addRange(statements, block.statements.slice(statementOffset));
+ return ts.updateBlock(block, ts.setTextRange(ts.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 = ts.getGeneratedNameForNode(parameter);
+ var declarations = ts.flattenDestructuringBinding(parameter, visitor, context, 1, temp, false, true);
+ if (ts.some(declarations)) {
+ var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList(declarations));
+ ts.setEmitFlags(statement, 1048576);
+ statements = ts.append(statements, statement);
+ }
+ }
+ }
+ return statements;
+ }
+ function enableSubstitutionForAsyncMethodsWithSuper() {
+ if ((enabledSubstitutions & 1) === 0) {
+ enabledSubstitutions |= 1;
+ context.enableSubstitution(196);
+ context.enableSubstitution(194);
+ context.enableSubstitution(195);
+ context.enableEmitNotification(245);
+ context.enableEmitNotification(161);
+ context.enableEmitNotification(163);
+ context.enableEmitNotification(164);
+ context.enableEmitNotification(162);
+ context.enableEmitNotification(225);
+ }
+ }
+ 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 194:
+ return substitutePropertyAccessExpression(node);
+ case 195:
+ return substituteElementAccessExpression(node);
+ case 196:
+ return substituteCallExpression(node);
+ }
+ return node;
+ }
+ function substitutePropertyAccessExpression(node) {
+ if (node.expression.kind === 102) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.createFileLevelUniqueName("_super"), node.name), node);
+ }
+ return node;
+ }
+ function substituteElementAccessExpression(node) {
+ if (node.expression.kind === 102) {
+ 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 ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), undefined, __spreadArrays([
+ ts.createThis()
+ ], node.arguments));
+ }
+ return node;
+ }
+ function isSuperContainer(node) {
+ var kind = node.kind;
+ return kind === 245
+ || kind === 162
+ || kind === 161
+ || kind === 163
+ || kind === 164;
+ }
+ function createSuperElementAccessInAsyncMethod(argumentExpression, location) {
+ if (enclosingSuperContainerFlags & 4096) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_superIndex"), undefined, [argumentExpression]), "value"), location);
+ }
+ else {
+ return ts.setTextRange(ts.createCall(ts.createIdentifier("_superIndex"), undefined, [argumentExpression]), location);
+ }
+ }
+ }
+ ts.transformES2018 = transformES2018;
+ 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 };"
+ };
+ function createAssignHelper(context, attributesSegments) {
+ if (context.getCompilerOptions().target >= 2) {
+ return ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "assign"), undefined, attributesSegments);
+ }
+ context.requestEmitHelper(ts.assignHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__assign"), undefined, attributesSegments);
+ }
+ ts.createAssignHelper = createAssignHelper;
+ 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); }"
+ };
+ function createAwaitHelper(context, expression) {
+ context.requestEmitHelper(ts.awaitHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__await"), undefined, [expression]);
+ }
+ 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 };"
+ };
+ function createAsyncGeneratorHelper(context, generatorFunc, hasLexicalThis) {
+ context.requestEmitHelper(ts.asyncGeneratorHelper);
+ (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 | 524288;
+ return ts.createCall(ts.getUnscopedHelperName("__asyncGenerator"), undefined, [
+ hasLexicalThis ? ts.createThis() : ts.createVoidZero(),
+ ts.createIdentifier("arguments"),
+ generatorFunc
+ ]);
+ }
+ 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 };"
+ };
+ function createAsyncDelegatorHelper(context, expression, location) {
+ context.requestEmitHelper(ts.asyncDelegator);
+ return ts.setTextRange(ts.createCall(ts.getUnscopedHelperName("__asyncDelegator"), undefined, [expression]), location);
+ }
+ 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 };"
+ };
+ function createAsyncValuesHelper(context, expression, location) {
+ context.requestEmitHelper(ts.asyncValues);
+ return ts.setTextRange(ts.createCall(ts.getUnscopedHelperName("__asyncValues"), undefined, [expression]), location);
+ }
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ function transformES2019(context) {
+ return ts.chainBundle(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 280:
+ return visitCatchClause(node);
+ default:
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ function visitCatchClause(node) {
+ if (!node.variableDeclaration) {
+ return ts.updateCatchClause(node, ts.createVariableDeclaration(ts.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 hoistVariableDeclaration = context.hoistVariableDeclaration;
+ return ts.chainBundle(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 194:
+ case 195:
+ case 196:
+ 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 209:
+ if (node.operatorToken.kind === 60) {
+ return transformNullishCoalescingExpression(node);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ case 203:
+ 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 ts.createSyntheticReferenceExpression(ts.updateParen(node, expression.expression), expression.thisArg);
+ }
+ return ts.updateParen(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 (shouldCaptureInTempVariable(expression)) {
+ thisArg = ts.createTempVariable(hoistVariableDeclaration);
+ expression = ts.createAssignment(thisArg, expression);
+ }
+ else {
+ thisArg = expression;
+ }
+ }
+ expression = node.kind === 194
+ ? ts.updatePropertyAccess(node, expression, ts.visitNode(node.name, visitor, ts.isIdentifier))
+ : ts.updateElementAccess(node, expression, ts.visitNode(node.argumentExpression, visitor, ts.isExpression));
+ return thisArg ? ts.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 200: return visitNonOptionalParenthesizedExpression(node, captureThisArg, isDelete);
+ case 194:
+ case 195: return visitNonOptionalPropertyOrElementAccessExpression(node, captureThisArg, isDelete);
+ case 196: 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 (shouldCaptureInTempVariable(leftExpression)) {
+ capturedLeft = ts.createTempVariable(hoistVariableDeclaration);
+ leftExpression = ts.createAssignment(capturedLeft, leftExpression);
+ }
+ var rightExpression = capturedLeft;
+ var thisArg;
+ for (var i = 0; i < chain.length; i++) {
+ var segment = chain[i];
+ switch (segment.kind) {
+ case 194:
+ case 195:
+ if (i === chain.length - 1 && captureThisArg) {
+ if (shouldCaptureInTempVariable(rightExpression)) {
+ thisArg = ts.createTempVariable(hoistVariableDeclaration);
+ rightExpression = ts.createAssignment(thisArg, rightExpression);
+ }
+ else {
+ thisArg = rightExpression;
+ }
+ }
+ rightExpression = segment.kind === 194
+ ? ts.createPropertyAccess(rightExpression, ts.visitNode(segment.name, visitor, ts.isIdentifier))
+ : ts.createElementAccess(rightExpression, ts.visitNode(segment.argumentExpression, visitor, ts.isExpression));
+ break;
+ case 196:
+ if (i === 0 && leftThisArg) {
+ rightExpression = ts.createFunctionCall(rightExpression, leftThisArg.kind === 102 ? ts.createThis() : leftThisArg, ts.visitNodes(segment.arguments, visitor, ts.isExpression));
+ }
+ else {
+ rightExpression = ts.createCall(rightExpression, undefined, ts.visitNodes(segment.arguments, visitor, ts.isExpression));
+ }
+ break;
+ }
+ ts.setOriginalNode(rightExpression, segment);
+ }
+ var target = isDelete
+ ? ts.createConditional(createNotNullCondition(leftExpression, capturedLeft, true), ts.createTrue(), ts.createDelete(rightExpression))
+ : ts.createConditional(createNotNullCondition(leftExpression, capturedLeft, true), ts.createVoidZero(), rightExpression);
+ return thisArg ? ts.createSyntheticReferenceExpression(target, thisArg) : target;
+ }
+ function createNotNullCondition(left, right, invert) {
+ return ts.createBinary(ts.createBinary(left, ts.createToken(invert ? 36 : 37), ts.createNull()), ts.createToken(invert ? 56 : 55), ts.createBinary(right, ts.createToken(invert ? 36 : 37), ts.createVoidZero()));
+ }
+ function transformNullishCoalescingExpression(node) {
+ var left = ts.visitNode(node.left, visitor, ts.isExpression);
+ var right = left;
+ if (shouldCaptureInTempVariable(left)) {
+ right = ts.createTempVariable(hoistVariableDeclaration);
+ left = ts.createAssignment(right, left);
+ }
+ return ts.createConditional(createNotNullCondition(left, right), right, ts.visitNode(node.right, visitor, ts.isExpression));
+ }
+ function shouldCaptureInTempVariable(expression) {
+ return !ts.isIdentifier(expression) &&
+ expression.kind !== 104 &&
+ expression.kind !== 102;
+ }
+ function visitDeleteExpression(node) {
+ return ts.isOptionalChain(ts.skipParentheses(node.expression))
+ ? ts.setOriginalNode(visitNonOptionalExpression(node.expression, false, true), node)
+ : ts.updateDelete(node, ts.visitNode(node.expression, visitor, ts.isExpression));
+ }
+ }
+ ts.transformES2020 = transformES2020;
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ function transformESNext(context) {
+ return ts.chainBundle(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) {
+ default:
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ }
+ ts.transformESNext = transformESNext;
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ function transformJsx(context) {
+ var compilerOptions = context.getCompilerOptions();
+ var currentSourceFile;
+ return ts.chainBundle(transformSourceFile);
+ function transformSourceFile(node) {
+ if (node.isDeclarationFile) {
+ return node;
+ }
+ currentSourceFile = node;
+ var visited = ts.visitEachChild(node, visitor, context);
+ ts.addEmitHelpers(visited, context.readEmitHelpers());
+ return visited;
+ }
+ function visitor(node) {
+ if (node.transformFlags & 2) {
+ return visitorWorker(node);
+ }
+ else {
+ return node;
+ }
+ }
+ function visitorWorker(node) {
+ switch (node.kind) {
+ case 266:
+ return visitJsxElement(node, false);
+ case 267:
+ return visitJsxSelfClosingElement(node, false);
+ case 270:
+ return visitJsxFragment(node, false);
+ case 276:
+ return visitJsxExpression(node);
+ default:
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ function transformJsxChildToExpression(node) {
+ switch (node.kind) {
+ case 11:
+ return visitJsxText(node);
+ case 276:
+ return visitJsxExpression(node);
+ case 266:
+ return visitJsxElement(node, true);
+ case 267:
+ return visitJsxSelfClosingElement(node, true);
+ case 270:
+ return visitJsxFragment(node, true);
+ default:
+ return ts.Debug.failBadSyntaxKind(node);
+ }
+ }
+ function visitJsxElement(node, isChild) {
+ return visitJsxOpeningLikeElement(node.openingElement, node.children, isChild, node);
+ }
+ function visitJsxSelfClosingElement(node, isChild) {
+ return visitJsxOpeningLikeElement(node, undefined, isChild, node);
+ }
+ function visitJsxFragment(node, isChild) {
+ return visitJsxOpeningFragment(node.openingFragment, node.children, isChild, node);
+ }
+ function visitJsxOpeningLikeElement(node, children, isChild, location) {
+ var tagName = getTagName(node);
+ var objectProperties;
+ var attrs = node.attributes.properties;
+ if (attrs.length === 0) {
+ objectProperties = ts.createNull();
+ }
+ else {
+ var segments = ts.flatten(ts.spanMap(attrs, ts.isJsxSpreadAttribute, function (attrs, isSpread) { return isSpread
+ ? ts.map(attrs, transformJsxSpreadAttributeToExpression)
+ : ts.createObjectLiteral(ts.map(attrs, transformJsxAttributeToObjectLiteralElement)); }));
+ if (ts.isJsxSpreadAttribute(attrs[0])) {
+ segments.unshift(ts.createObjectLiteral());
+ }
+ objectProperties = ts.singleOrUndefined(segments);
+ if (!objectProperties) {
+ objectProperties = ts.createAssignHelper(context, segments);
+ }
+ }
+ var element = ts.createExpressionForJsxElement(context.getEmitResolver().getJsxFactoryEntity(currentSourceFile), compilerOptions.reactNamespace, tagName, objectProperties, ts.mapDefined(children, transformJsxChildToExpression), node, location);
+ if (isChild) {
+ ts.startOnNewLine(element);
+ }
+ return element;
+ }
+ function visitJsxOpeningFragment(node, children, isChild, location) {
+ var element = ts.createExpressionForJsxFragment(context.getEmitResolver().getJsxFactoryEntity(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 ts.createPropertyAssignment(name, expression);
+ }
+ function transformJsxAttributeInitializer(node) {
+ if (node === undefined) {
+ return ts.createTrue();
+ }
+ else if (node.kind === 10) {
+ var literal = ts.createLiteral(tryDecodeEntities(node.text) || node.text);
+ literal.singleQuote = node.singleQuote !== undefined ? node.singleQuote : !ts.isStringDoubleQuoted(node, currentSourceFile);
+ return ts.setTextRange(literal, node);
+ }
+ else if (node.kind === 276) {
+ if (node.expression === undefined) {
+ return ts.createTrue();
+ }
+ return visitJsxExpression(node);
+ }
+ else {
+ return ts.Debug.failBadSyntaxKind(node);
+ }
+ }
+ function visitJsxText(node) {
+ var fixed = fixupWhitespaceAndDecodeEntities(node.text);
+ return fixed === undefined ? undefined : ts.createLiteral(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 === 266) {
+ return getTagName(node.openingElement);
+ }
+ else {
+ var name = node.tagName;
+ if (ts.isIdentifier(name) && ts.isIntrinsicJsxName(name.escapedText)) {
+ return ts.createLiteral(ts.idText(name));
+ }
+ else {
+ return ts.createExpressionFromEntityName(name);
+ }
+ }
+ }
+ function getAttributeName(node) {
+ var name = node.name;
+ var text = ts.idText(name);
+ if (/^[A-Za-z_]\w*$/.test(text)) {
+ return name;
+ }
+ else {
+ return ts.createLiteral(text);
+ }
+ }
+ function visitJsxExpression(node) {
+ return ts.visitNode(node.expression, visitor, ts.isExpression);
+ }
+ }
+ ts.transformJsx = transformJsx;
+ var entities = ts.createMapFromTemplate({
+ 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 hoistVariableDeclaration = context.hoistVariableDeclaration;
+ return ts.chainBundle(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 209:
+ 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 = ts.createTempVariable(hoistVariableDeclaration);
+ var argumentExpressionTemp = ts.createTempVariable(hoistVariableDeclaration);
+ target = ts.setTextRange(ts.createElementAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), ts.setTextRange(ts.createAssignment(argumentExpressionTemp, left.argumentExpression), left.argumentExpression)), left);
+ value = ts.setTextRange(ts.createElementAccess(expressionTemp, argumentExpressionTemp), left);
+ }
+ else if (ts.isPropertyAccessExpression(left)) {
+ var expressionTemp = ts.createTempVariable(hoistVariableDeclaration);
+ target = ts.setTextRange(ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), left.name), left);
+ value = ts.setTextRange(ts.createPropertyAccess(expressionTemp, left.name), left);
+ }
+ else {
+ target = left;
+ value = left;
+ }
+ return ts.setTextRange(ts.createAssignment(target, ts.createMathPow(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.createMathPow(left, right, node);
+ }
+ }
+ ts.transformES2016 = transformES2016;
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ function transformES2015(context) {
+ var 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, ts.createVariableDeclaration(temp));
+ }
+ var convertedLoopState;
+ var enabledSubstitutions;
+ return ts.chainBundle(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 === 235
+ && !node.expression;
+ }
+ function shouldVisitNode(node) {
+ return (node.transformFlags & 256) !== 0
+ || convertedLoopState !== undefined
+ || (hierarchyFacts & 8192 && (ts.isStatement(node) || (node.kind === 223)))
+ || (ts.isIterationStatement(node, false) && shouldConvertIterationStatement(node))
+ || (ts.getEmitFlags(node) & 33554432) !== 0;
+ }
+ function visitor(node) {
+ if (shouldVisitNode(node)) {
+ return visitJavaScript(node);
+ }
+ else {
+ return node;
+ }
+ }
+ function callExpressionVisitor(node) {
+ if (node.kind === 102) {
+ return visitSuperKeyword(true);
+ }
+ return visitor(node);
+ }
+ function visitJavaScript(node) {
+ switch (node.kind) {
+ case 120:
+ return undefined;
+ case 245:
+ return visitClassDeclaration(node);
+ case 214:
+ return visitClassExpression(node);
+ case 156:
+ return visitParameter(node);
+ case 244:
+ return visitFunctionDeclaration(node);
+ case 202:
+ return visitArrowFunction(node);
+ case 201:
+ return visitFunctionExpression(node);
+ case 242:
+ return visitVariableDeclaration(node);
+ case 75:
+ return visitIdentifier(node);
+ case 243:
+ return visitVariableDeclarationList(node);
+ case 237:
+ return visitSwitchStatement(node);
+ case 251:
+ return visitCaseBlock(node);
+ case 223:
+ return visitBlock(node, false);
+ case 234:
+ case 233:
+ return visitBreakOrContinueStatement(node);
+ case 238:
+ return visitLabeledStatement(node);
+ case 228:
+ case 229:
+ return visitDoOrWhileStatement(node, undefined);
+ case 230:
+ return visitForStatement(node, undefined);
+ case 231:
+ return visitForInStatement(node, undefined);
+ case 232:
+ return visitForOfStatement(node, undefined);
+ case 226:
+ return visitExpressionStatement(node);
+ case 193:
+ return visitObjectLiteralExpression(node);
+ case 280:
+ return visitCatchClause(node);
+ case 282:
+ return visitShorthandPropertyAssignment(node);
+ case 154:
+ return visitComputedPropertyName(node);
+ case 192:
+ return visitArrayLiteralExpression(node);
+ case 196:
+ return visitCallExpression(node);
+ case 197:
+ return visitNewExpression(node);
+ case 200:
+ return visitParenthesizedExpression(node, true);
+ case 209:
+ return visitBinaryExpression(node, true);
+ case 14:
+ case 15:
+ case 16:
+ case 17:
+ return visitTemplateLiteral(node);
+ case 10:
+ return visitStringLiteral(node);
+ case 8:
+ return visitNumericLiteral(node);
+ case 198:
+ return visitTaggedTemplateExpression(node);
+ case 211:
+ return visitTemplateExpression(node);
+ case 212:
+ return visitYieldExpression(node);
+ case 213:
+ return visitSpreadElement(node);
+ case 102:
+ return visitSuperKeyword(false);
+ case 104:
+ return visitThisKeyword(node);
+ case 219:
+ return visitMetaProperty(node);
+ case 161:
+ return visitMethodDeclaration(node);
+ case 163:
+ case 164:
+ return visitAccessorDeclaration(node);
+ case 225:
+ return visitVariableStatement(node);
+ case 235:
+ return visitReturnStatement(node);
+ default:
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ function visitSourceFile(node) {
+ var ancestorFacts = enterSubtree(8064, 64);
+ var prologue = [];
+ var statements = [];
+ startLexicalEnvironment();
+ var statementOffset = ts.addStandardPrologue(prologue, node.statements, false);
+ statementOffset = ts.addCustomPrologue(prologue, node.statements, statementOffset, visitor);
+ ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset));
+ if (taggedTemplateStringDeclarations) {
+ statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(taggedTemplateStringDeclarations)));
+ }
+ ts.mergeLexicalEnvironment(prologue, endLexicalEnvironment());
+ insertCaptureThisForNodeIfNeeded(prologue, node);
+ exitSubtree(ancestorFacts, 0, 0);
+ return ts.updateSourceFileNode(node, ts.setTextRange(ts.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(ts.createReturn(ts.createFileLevelUniqueName("_this")), node);
+ }
+ function visitReturnStatement(node) {
+ if (convertedLoopState) {
+ convertedLoopState.nonLocalJumps |= 8;
+ if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) {
+ node = returnCapturedThis(node);
+ }
+ return ts.createReturn(ts.createObjectLiteral([
+ ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression
+ ? ts.visitNode(node.expression, visitor, ts.isExpression)
+ : ts.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 = ts.createUniqueName("this"));
+ }
+ return node;
+ }
+ function visitIdentifier(node) {
+ if (!convertedLoopState) {
+ return node;
+ }
+ if (ts.isGeneratedIdentifier(node)) {
+ return node;
+ }
+ if (node.escapedText !== "arguments" || !resolver.isArgumentsLocalBinding(node)) {
+ return node;
+ }
+ return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = ts.createUniqueName("arguments"));
+ }
+ function visitBreakOrContinueStatement(node) {
+ if (convertedLoopState) {
+ var jump = node.kind === 234 ? 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 === 234) {
+ convertedLoopState.nonLocalJumps |= 2;
+ labelMarker = "break";
+ }
+ else {
+ convertedLoopState.nonLocalJumps |= 4;
+ labelMarker = "continue";
+ }
+ }
+ else {
+ if (node.kind === 234) {
+ 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 = ts.createLiteral(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 = ts.createBinary(expr, 27, copyExpr);
+ }
+ }
+ returnExpression = ts.createBinary(expr, 27, returnExpression);
+ }
+ return ts.createReturn(returnExpression);
+ }
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitClassDeclaration(node) {
+ var variable = ts.createVariableDeclaration(ts.getLocalName(node, true), undefined, transformClassLikeDeclarationToExpression(node));
+ ts.setOriginalNode(variable, node);
+ var statements = [];
+ var statement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([variable]));
+ ts.setOriginalNode(statement, node);
+ ts.setTextRange(statement, node);
+ ts.startOnNewLine(statement);
+ statements.push(statement);
+ if (ts.hasModifier(node, 1)) {
+ var exportStatement = ts.hasModifier(node, 512)
+ ? ts.createExportDefault(ts.getLocalName(node))
+ : ts.createExternalModuleExport(ts.getLocalName(node));
+ ts.setOriginalNode(exportStatement, statement);
+ statements.push(exportStatement);
+ }
+ var emitFlags = ts.getEmitFlags(node);
+ if ((emitFlags & 4194304) === 0) {
+ statements.push(ts.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 = ts.createFunctionExpression(undefined, undefined, undefined, undefined, extendsClauseElement ? [ts.createParameter(undefined, undefined, undefined, ts.createFileLevelUniqueName("_super"))] : [], undefined, transformClassBody(node, extendsClauseElement));
+ ts.setEmitFlags(classFunction, (ts.getEmitFlags(node) & 65536) | 524288);
+ var inner = ts.createPartiallyEmittedExpression(classFunction);
+ inner.end = node.end;
+ ts.setEmitFlags(inner, 1536);
+ var outer = ts.createPartiallyEmittedExpression(inner);
+ outer.end = ts.skipTrivia(currentText, node.pos);
+ ts.setEmitFlags(outer, 1536);
+ var result = ts.createParen(ts.createCall(outer, undefined, extendsClauseElement
+ ? [ts.visitNode(extendsClauseElement.expression, visitor, ts.isExpression)]
+ : []));
+ ts.addSyntheticLeadingComment(result, 3, "* @class ");
+ return result;
+ }
+ function transformClassBody(node, extendsClauseElement) {
+ var statements = [];
+ startLexicalEnvironment();
+ addExtendsHelperIfNeeded(statements, node, extendsClauseElement);
+ addConstructor(statements, node, extendsClauseElement);
+ addClassMembers(statements, node);
+ var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 19);
+ var localName = ts.getInternalName(node);
+ var outer = ts.createPartiallyEmittedExpression(localName);
+ outer.end = closingBraceLocation.end;
+ ts.setEmitFlags(outer, 1536);
+ var statement = ts.createReturn(outer);
+ statement.pos = closingBraceLocation.pos;
+ ts.setEmitFlags(statement, 1536 | 384);
+ statements.push(statement);
+ ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
+ var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), node.members), true);
+ ts.setEmitFlags(block, 1536);
+ return block;
+ }
+ function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) {
+ if (extendsClauseElement) {
+ statements.push(ts.setTextRange(ts.createExpressionStatement(createExtendsHelper(context, ts.getInternalName(node))), extendsClauseElement));
+ }
+ }
+ function addConstructor(statements, node, extendsClauseElement) {
+ var savedConvertedLoopState = convertedLoopState;
+ convertedLoopState = undefined;
+ var ancestorFacts = enterSubtree(16278, 73);
+ var constructor = ts.getFirstConstructorWithBody(node);
+ var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined);
+ var constructorFunction = ts.createFunctionDeclaration(undefined, undefined, undefined, ts.getInternalName(node), 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();
+ ts.mergeLexicalEnvironment(statements, endLexicalEnvironment());
+ if (isDerivedClass) {
+ statements.push(ts.createReturn(createDefaultSuperCallOrThis()));
+ }
+ var statementsArray = ts.createNodeArray(statements);
+ ts.setTextRange(statementsArray, node.members);
+ var block = ts.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 !== 100;
+ if (!constructor)
+ return createDefaultConstructorBody(node, isDerivedClass);
+ var prologue = [];
+ var statements = [];
+ resumeLexicalEnvironment();
+ var statementOffset = 0;
+ if (!hasSynthesizedSuper)
+ statementOffset = ts.addStandardPrologue(prologue, constructor.body.statements, false);
+ addDefaultValueAssignmentsIfNeeded(statements, constructor);
+ addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper);
+ if (!hasSynthesizedSuper)
+ statementOffset = ts.addCustomPrologue(statements, constructor.body.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));
+ ts.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 = ts.createReturn(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(ts.createReturn(ts.createFileLevelUniqueName("_this")));
+ }
+ }
+ }
+ else {
+ insertCaptureThisForNodeIfNeeded(prologue, constructor);
+ }
+ var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(ts.concatenate(prologue, statements)), constructor.body.statements), true);
+ ts.setTextRange(block, constructor.body);
+ return block;
+ }
+ function isSufficientlyCoveredByReturnStatements(statement) {
+ if (statement.kind === 235) {
+ return true;
+ }
+ else if (statement.kind === 227) {
+ var ifStatement = statement;
+ if (ifStatement.elseStatement) {
+ return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) &&
+ isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement);
+ }
+ }
+ else if (statement.kind === 223) {
+ var lastStatement = ts.lastOrUndefined(statement.statements);
+ if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) {
+ return true;
+ }
+ }
+ return false;
+ }
+ function createActualThis() {
+ return ts.setEmitFlags(ts.createThis(), 4);
+ }
+ function createDefaultSuperCallOrThis() {
+ return ts.createLogicalOr(ts.createLogicalAnd(ts.createStrictInequality(ts.createFileLevelUniqueName("_super"), ts.createNull()), ts.createFunctionApply(ts.createFileLevelUniqueName("_super"), createActualThis(), ts.createIdentifier("arguments"))), createActualThis());
+ }
+ function visitParameter(node) {
+ if (node.dotDotDotToken) {
+ return undefined;
+ }
+ else if (ts.isBindingPattern(node.name)) {
+ return ts.setOriginalNode(ts.setTextRange(ts.createParameter(undefined, undefined, undefined, ts.getGeneratedNameForNode(node), undefined, undefined, undefined), node), node);
+ }
+ else if (node.initializer) {
+ return ts.setOriginalNode(ts.setTextRange(ts.createParameter(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(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0, ts.getGeneratedNameForNode(parameter)))), 1048576));
+ return true;
+ }
+ else if (initializer) {
+ ts.insertStatementAfterCustomPrologue(statements, ts.setEmitFlags(ts.createExpressionStatement(ts.createAssignment(ts.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 = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.setTextRange(ts.createBlock([
+ ts.createExpressionStatement(ts.setEmitFlags(ts.setTextRange(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 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 === 75 ? ts.getMutableClone(parameter.name) : ts.createTempVariable(undefined);
+ ts.setEmitFlags(declarationName, 48);
+ var expressionName = parameter.name.kind === 75 ? ts.getSynthesizedClone(parameter.name) : declarationName;
+ var restIndex = node.parameters.length - 1;
+ var temp = ts.createLoopVariable();
+ prologueStatements.push(ts.setEmitFlags(ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(declarationName, undefined, ts.createArrayLiteral([]))
+ ])), parameter), 1048576));
+ var forStatement = ts.createFor(ts.setTextRange(ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(temp, undefined, ts.createLiteral(restIndex))
+ ]), parameter), ts.setTextRange(ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length")), parameter), ts.setTextRange(ts.createPostfixIncrement(temp), parameter), ts.createBlock([
+ ts.startOnNewLine(ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0
+ ? temp
+ : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp))), parameter))
+ ]));
+ ts.setEmitFlags(forStatement, 1048576);
+ ts.startOnNewLine(forStatement);
+ prologueStatements.push(forStatement);
+ if (parameter.name.kind !== 75) {
+ prologueStatements.push(ts.setEmitFlags(ts.setTextRange(ts.createVariableStatement(undefined, ts.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 !== 202) {
+ insertCaptureThisForNode(statements, node, ts.createThis());
+ return true;
+ }
+ return false;
+ }
+ function insertCaptureThisForNode(statements, node, initializer) {
+ enableSubstitutionsForCapturedThis();
+ var captureThisStatement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(ts.createFileLevelUniqueName("_this"), 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 202:
+ return statements;
+ case 161:
+ case 163:
+ case 164:
+ newTarget = ts.createVoidZero();
+ break;
+ case 162:
+ newTarget = ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4), "constructor");
+ break;
+ case 244:
+ case 201:
+ newTarget = ts.createConditional(ts.createLogicalAnd(ts.setEmitFlags(ts.createThis(), 4), ts.createBinary(ts.setEmitFlags(ts.createThis(), 4), 98, ts.getLocalName(node))), ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4), "constructor"), ts.createVoidZero());
+ break;
+ default:
+ return ts.Debug.failBadSyntaxKind(node);
+ }
+ var captureNewTargetStatement = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(ts.createFileLevelUniqueName("_newTarget"), 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 222:
+ statements.push(transformSemicolonClassElementToStatement(member));
+ break;
+ case 161:
+ statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member, node));
+ break;
+ case 163:
+ case 164:
+ var accessors = ts.getAllAccessorDeclarations(node.members, member);
+ if (member === accessors.firstAccessor) {
+ statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors, node));
+ }
+ break;
+ case 162:
+ break;
+ default:
+ ts.Debug.failBadSyntaxKind(member, currentSourceFile && currentSourceFile.fileName);
+ break;
+ }
+ }
+ }
+ function transformSemicolonClassElementToStatement(member) {
+ return ts.setTextRange(ts.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) ? ts.createStringLiteral(ts.unescapeLeadingUnderscores(propertyName.escapedText))
+ : propertyName;
+ e = ts.createObjectDefinePropertyCall(receiver, name, ts.createPropertyDescriptor({ value: memberFunction, enumerable: false, writable: true, configurable: true }));
+ }
+ else {
+ var memberName = ts.createMemberAccessForPropertyName(receiver, propertyName, member.name);
+ e = ts.createAssignment(memberName, memberFunction);
+ }
+ ts.setEmitFlags(memberFunction, 1536);
+ ts.setSourceMapRange(memberFunction, sourceMapRange);
+ var statement = ts.setTextRange(ts.createExpressionStatement(e), member);
+ ts.setOriginalNode(statement, member);
+ ts.setCommentRange(statement, commentRange);
+ ts.setEmitFlags(statement, 48);
+ return statement;
+ }
+ function transformAccessorsToStatement(receiver, accessors, container) {
+ var statement = ts.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.getMutableClone(receiver);
+ 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(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 = ts.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 = ts.createPropertyAssignment("set", setterFunction);
+ ts.setCommentRange(setter, ts.getCommentRange(setAccessor));
+ properties.push(setter);
+ }
+ properties.push(ts.createPropertyAssignment("enumerable", getAccessor || setAccessor ? ts.createFalse() : ts.createTrue()), ts.createPropertyAssignment("configurable", ts.createTrue()));
+ var call = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
+ target,
+ propertyName,
+ ts.createObjectLiteral(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 = ts.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
+ ? ts.getLocalName(node)
+ : node.name;
+ exitSubtree(ancestorFacts, 49152, 0);
+ convertedLoopState = savedConvertedLoopState;
+ return ts.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
+ ? ts.getLocalName(node)
+ : node.name;
+ exitSubtree(ancestorFacts, 49152, 0);
+ convertedLoopState = savedConvertedLoopState;
+ return ts.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.hasModifier(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 === 244 || node.kind === 201)) {
+ name = ts.getGeneratedNameForNode(node);
+ }
+ exitSubtree(ancestorFacts, 49152, 0);
+ convertedLoopState = savedConvertedLoopState;
+ return ts.setOriginalNode(ts.setTextRange(ts.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 = ts.addStandardPrologue(prologue, body.statements, false);
+ statementOffset = ts.addCustomPrologue(statements, body.statements, statementOffset, visitor, ts.isHoistedFunction);
+ statementOffset = ts.addCustomPrologue(statements, body.statements, statementOffset, visitor, ts.isHoistedVariableStatement);
+ }
+ multiLine = addDefaultValueAssignmentsIfNeeded(statements, node) || multiLine;
+ multiLine = addRestParameterIfNeeded(statements, node, false) || multiLine;
+ if (ts.isBlock(body)) {
+ statementOffset = ts.addCustomPrologue(statements, body.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 === 202);
+ 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 = ts.createReturn(expression);
+ ts.setTextRange(returnStatement, body);
+ ts.moveSyntheticComments(returnStatement, body);
+ ts.setEmitFlags(returnStatement, 384 | 32 | 1024);
+ statements.push(returnStatement);
+ closeBraceLocation = body;
+ }
+ ts.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 = ts.createBlock(ts.setTextRange(ts.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) {
+ switch (node.expression.kind) {
+ case 200:
+ return ts.updateExpressionStatement(node, visitParenthesizedExpression(node.expression, false));
+ case 209:
+ return ts.updateExpressionStatement(node, visitBinaryExpression(node.expression, false));
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitParenthesizedExpression(node, needsDestructuringValue) {
+ if (!needsDestructuringValue) {
+ switch (node.expression.kind) {
+ case 200:
+ return ts.updateParen(node, visitParenthesizedExpression(node.expression, false));
+ case 209:
+ return ts.updateParen(node, visitBinaryExpression(node.expression, false));
+ }
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitBinaryExpression(node, needsDestructuringValue) {
+ if (ts.isDestructuringAssignment(node)) {
+ return ts.flattenDestructuringAssignment(node, visitor, context, 0, needsDestructuringValue);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ 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.hasModifier(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 = ts.createBinary(decl.name, 62, ts.visitNode(decl.initializer, visitor, ts.isExpression));
+ ts.setTextRange(assignment, decl);
+ }
+ assignments = ts.append(assignments, assignment);
+ }
+ }
+ if (assignments) {
+ updated = ts.setTextRange(ts.createExpressionStatement(ts.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 = ts.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)) {
+ var clone_3 = ts.getMutableClone(node);
+ clone_3.initializer = ts.createVoidZero();
+ return clone_3;
+ }
+ 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 = ts.createMap();
+ }
+ var statement = ts.unwrapInnermostStatementOfLabel(node, convertedLoopState && recordLabel);
+ return ts.isIterationStatement(statement, false)
+ ? visitIterationStatement(statement, node)
+ : ts.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement, ts.liftToBlock), node, convertedLoopState && resetLabel);
+ }
+ function visitIterationStatement(node, outermostLabeledStatement) {
+ switch (node.kind) {
+ case 228:
+ case 229:
+ return visitDoOrWhileStatement(node, outermostLabeledStatement);
+ case 230:
+ return visitForStatement(node, outermostLabeledStatement);
+ case 231:
+ return visitForInStatement(node, outermostLabeledStatement);
+ case 232:
+ 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 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(ts.createVariableDeclarationList(declarations), node.initializer);
+ ts.setOriginalNode(declarationList, node.initializer);
+ ts.setSourceMapRange(declarationList, ts.createRange(declarations[0].pos, ts.last(declarations).end));
+ statements.push(ts.createVariableStatement(undefined, declarationList));
+ }
+ else {
+ statements.push(ts.setTextRange(ts.createVariableStatement(undefined, ts.setOriginalNode(ts.setTextRange(ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : ts.createTempVariable(undefined), undefined, boundValue)
+ ]), ts.moveRangePos(initializer, -1)), initializer)), ts.moveRangeEnd(initializer, -1)));
+ }
+ }
+ else {
+ var assignment = ts.createAssignment(initializer, boundValue);
+ if (ts.isDestructuringAssignment(assignment)) {
+ ts.aggregateTransformFlags(assignment);
+ statements.push(ts.createExpressionStatement(visitBinaryExpression(assignment, false)));
+ }
+ else {
+ assignment.end = initializer.end;
+ statements.push(ts.setTextRange(ts.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, ts.liftToBlock);
+ if (ts.isBlock(statement)) {
+ return ts.updateBlock(statement, ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, statement.statements)), statement.statements));
+ }
+ else {
+ statements.push(statement);
+ return createSyntheticBlockForConvertedStatements(statements);
+ }
+ }
+ }
+ function createSyntheticBlockForConvertedStatements(statements) {
+ return ts.setEmitFlags(ts.createBlock(ts.createNodeArray(statements), true), 48 | 384);
+ }
+ function convertForOfStatementForArray(node, outermostLabeledStatement, convertedLoopBodyStatements) {
+ var expression = ts.visitNode(node.expression, visitor, ts.isExpression);
+ var counter = ts.createLoopVariable();
+ var rhsReference = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(undefined);
+ ts.setEmitFlags(expression, 48 | ts.getEmitFlags(expression));
+ var forStatement = ts.setTextRange(ts.createFor(ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([
+ ts.setTextRange(ts.createVariableDeclaration(counter, undefined, ts.createLiteral(0)), ts.moveRangePos(node.expression, -1)),
+ ts.setTextRange(ts.createVariableDeclaration(rhsReference, undefined, expression), node.expression)
+ ]), node.expression), 2097152), ts.setTextRange(ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length")), node.expression), ts.setTextRange(ts.createPostfixIncrement(counter), node.expression), convertForOfStatementHead(node, ts.createElementAccess(rhsReference, counter), convertedLoopBodyStatements)), node);
+ ts.setEmitFlags(forStatement, 256);
+ ts.setTextRange(forStatement, node);
+ return ts.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) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(undefined);
+ var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(undefined);
+ var errorRecord = ts.createUniqueName("e");
+ var catchVariable = ts.getGeneratedNameForNode(errorRecord);
+ var returnMethod = ts.createTempVariable(undefined);
+ var values = ts.createValuesHelper(context, expression, node.expression);
+ var next = ts.createCall(ts.createPropertyAccess(iterator, "next"), undefined, []);
+ hoistVariableDeclaration(errorRecord);
+ hoistVariableDeclaration(returnMethod);
+ var initializer = ancestorFacts & 1024
+ ? ts.inlineExpressions([ts.createAssignment(errorRecord, ts.createVoidZero()), values])
+ : values;
+ var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor(ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([
+ ts.setTextRange(ts.createVariableDeclaration(iterator, undefined, initializer), node.expression),
+ ts.createVariableDeclaration(result, undefined, next)
+ ]), node.expression), 2097152), ts.createLogicalNot(ts.createPropertyAccess(result, "done")), ts.createAssignment(result, next), convertForOfStatementHead(node, ts.createPropertyAccess(result, "value"), convertedLoopBodyStatements)), node), 256);
+ return ts.createTry(ts.createBlock([
+ ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel)
+ ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([
+ ts.createExpressionStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([
+ ts.createPropertyAssignment("error", catchVariable)
+ ])))
+ ]), 1)), ts.createBlock([
+ ts.createTry(ts.createBlock([
+ ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(ts.createPropertyAccess(result, "done"))), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createExpressionStatement(ts.createFunctionCall(returnMethod, iterator, []))), 1),
+ ]), undefined, ts.setEmitFlags(ts.createBlock([
+ ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1)
+ ]), 1))
+ ]));
+ }
+ function visitObjectLiteralExpression(node) {
+ var properties = node.properties;
+ var numProperties = properties.length;
+ var numInitialProperties = numProperties;
+ var numInitialPropertiesWithoutYield = numProperties;
+ for (var i = 0; i < numProperties; i++) {
+ var property = properties[i];
+ if ((property.transformFlags & 262144 && hierarchyFacts & 4)
+ && i < numInitialPropertiesWithoutYield) {
+ numInitialPropertiesWithoutYield = i;
+ }
+ if (property.name.kind === 154) {
+ numInitialProperties = i;
+ break;
+ }
+ }
+ if (numInitialProperties !== numProperties) {
+ if (numInitialPropertiesWithoutYield < numInitialProperties) {
+ numInitialProperties = numInitialPropertiesWithoutYield;
+ }
+ var temp = ts.createTempVariable(hoistVariableDeclaration);
+ var expressions = [];
+ var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), node.multiLine), 65536));
+ if (node.multiLine) {
+ ts.startOnNewLine(assignment);
+ }
+ expressions.push(assignment);
+ addObjectLiteralMembers(expressions, node, temp, numInitialProperties);
+ expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp);
+ return ts.inlineExpressions(expressions);
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ 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 === 75) {
+ 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)
+ : ts.restoreEnclosingLabel(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_4 = convertIterationStatementCore(node, initializerFunction, ts.createBlock(bodyFunction.part, true));
+ ts.aggregateTransformFlags(clone_4);
+ loop = ts.restoreEnclosingLabel(clone_4, outermostLabeledStatement, convertedLoopState && resetLabel);
+ }
+ }
+ else {
+ var clone_5 = convertIterationStatementCore(node, initializerFunction, ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock));
+ ts.aggregateTransformFlags(clone_5);
+ loop = ts.restoreEnclosingLabel(clone_5, outermostLabeledStatement, convertedLoopState && resetLabel);
+ }
+ statements.push(loop);
+ return statements;
+ }
+ function convertIterationStatementCore(node, initializerFunction, convertedLoopBody) {
+ switch (node.kind) {
+ case 230: return convertForStatement(node, initializerFunction, convertedLoopBody);
+ case 231: return convertForInStatement(node, convertedLoopBody);
+ case 232: return convertForOfStatement(node, convertedLoopBody);
+ case 228: return convertDoStatement(node, convertedLoopBody);
+ case 229: 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 ts.updateFor(node, ts.visitNode(initializerFunction ? initializerFunction.part : node.initializer, visitor, ts.isForInitializer), ts.visitNode(shouldConvertCondition ? undefined : node.condition, visitor, ts.isExpression), ts.visitNode(shouldConvertIncrementor ? undefined : node.incrementor, visitor, ts.isExpression), convertedLoopBody);
+ }
+ function convertForOfStatement(node, convertedLoopBody) {
+ return ts.updateForOf(node, undefined, ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), convertedLoopBody);
+ }
+ function convertForInStatement(node, convertedLoopBody) {
+ return ts.updateForIn(node, ts.visitNode(node.initializer, visitor, ts.isForInitializer), ts.visitNode(node.expression, visitor, ts.isExpression), convertedLoopBody);
+ }
+ function convertDoStatement(node, convertedLoopBody) {
+ return ts.updateDo(node, convertedLoopBody, ts.visitNode(node.expression, visitor, ts.isExpression));
+ }
+ function convertWhileStatement(node, convertedLoopBody) {
+ return ts.updateWhile(node, ts.visitNode(node.expression, visitor, ts.isExpression), convertedLoopBody);
+ }
+ function createConvertedLoopState(node) {
+ var loopInitializer;
+ switch (node.kind) {
+ case 230:
+ case 231:
+ case 232:
+ var initializer = node.initializer;
+ if (initializer && initializer.kind === 243) {
+ 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(ts.createVariableDeclaration(state.argumentsName, undefined, ts.createIdentifier("arguments")));
+ }
+ }
+ if (state.thisName) {
+ if (outerState) {
+ outerState.thisName = state.thisName;
+ }
+ else {
+ (extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(state.thisName, undefined, ts.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(ts.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(ts.createVariableDeclaration(outParam.outParamName));
+ }
+ }
+ if (state.conditionVariable) {
+ if (!extraVariableDeclarations) {
+ extraVariableDeclarations = [];
+ }
+ extraVariableDeclarations.push(ts.createVariableDeclaration(state.conditionVariable, undefined, ts.createFalse()));
+ }
+ if (extraVariableDeclarations) {
+ statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(extraVariableDeclarations)));
+ }
+ }
+ function createOutVariable(p) {
+ return ts.createVariableDeclaration(p.originalName, undefined, p.outParamName);
+ }
+ function createFunctionForInitializerOfForStatement(node, currentState) {
+ var functionName = ts.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(ts.createVariableStatement(undefined, node.initializer));
+ copyOutParameters(currentState.loopOutParameters, 2, 1, statements);
+ var functionDeclaration = ts.createVariableStatement(undefined, ts.setEmitFlags(ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(functionName, undefined, ts.setEmitFlags(ts.createFunctionExpression(undefined, containsYield ? ts.createToken(41) : undefined, undefined, undefined, undefined, undefined, ts.visitNode(ts.createBlock(statements, true), visitor, ts.isBlock)), emitFlags))
+ ]), 2097152));
+ var part = ts.createVariableDeclarationList(ts.map(currentState.loopOutParameters, createOutVariable));
+ return { functionName: functionName, containsYield: containsYield, functionDeclaration: functionDeclaration, part: part };
+ }
+ function createFunctionForBodyOfIterationStatement(node, currentState, outerState) {
+ var functionName = ts.createUniqueName("_loop");
+ startLexicalEnvironment();
+ var statement = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock);
+ var lexicalEnvironment = endLexicalEnvironment();
+ var statements = [];
+ if (shouldConvertConditionOfForStatement(node) || shouldConvertIncrementorOfForStatement(node)) {
+ currentState.conditionVariable = ts.createUniqueName("inc");
+ statements.push(ts.createIf(currentState.conditionVariable, ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), ts.createStatement(ts.createAssignment(currentState.conditionVariable, ts.createTrue()))));
+ if (shouldConvertConditionOfForStatement(node)) {
+ statements.push(ts.createIf(ts.createPrefix(53, ts.visitNode(node.condition, visitor, ts.isExpression)), ts.visitNode(ts.createBreak(), 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 = ts.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 = ts.createVariableStatement(undefined, ts.setEmitFlags(ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(functionName, undefined, ts.setEmitFlags(ts.createFunctionExpression(undefined, containsYield ? ts.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 ts.createBinary(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(ts.createExpressionStatement(copyOutParameter(outParam, copyDirection)));
+ }
+ }
+ }
+ function generateCallToConvertedLoopInitializer(initFunctionExpressionName, containsYield) {
+ var call = ts.createCall(initFunctionExpressionName, undefined, []);
+ var callResult = containsYield
+ ? ts.createYield(ts.createToken(41), ts.setEmitFlags(call, 8388608))
+ : call;
+ return ts.createStatement(callResult);
+ }
+ function generateCallToConvertedLoop(loopFunctionExpressionName, state, outerState, containsYield) {
+ var statements = [];
+ var isSimpleLoop = !(state.nonLocalJumps & ~4) &&
+ !state.labeledNonLocalBreaks &&
+ !state.labeledNonLocalContinues;
+ var call = ts.createCall(loopFunctionExpressionName, undefined, ts.map(state.loopParameters, function (p) { return p.name; }));
+ var callResult = containsYield
+ ? ts.createYield(ts.createToken(41), ts.setEmitFlags(call, 8388608))
+ : call;
+ if (isSimpleLoop) {
+ statements.push(ts.createExpressionStatement(callResult));
+ copyOutParameters(state.loopOutParameters, 1, 0, statements);
+ }
+ else {
+ var loopResultName = ts.createUniqueName("state");
+ var stateVariable = ts.createVariableStatement(undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(loopResultName, 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 = ts.createReturn(loopResultName);
+ }
+ else {
+ returnStatement = ts.createReturn(ts.createPropertyAccess(loopResultName, "value"));
+ }
+ statements.push(ts.createIf(ts.createBinary(ts.createTypeOf(loopResultName), 36, ts.createLiteral("object")), returnStatement));
+ }
+ if (state.nonLocalJumps & 2) {
+ statements.push(ts.createIf(ts.createBinary(loopResultName, 36, ts.createLiteral("break")), ts.createBreak()));
+ }
+ if (state.labeledNonLocalBreaks || state.labeledNonLocalContinues) {
+ var caseClauses = [];
+ processLabeledJumps(state.labeledNonLocalBreaks, true, loopResultName, outerState, caseClauses);
+ processLabeledJumps(state.labeledNonLocalContinues, false, loopResultName, outerState, caseClauses);
+ statements.push(ts.createSwitch(loopResultName, ts.createCaseBlock(caseClauses)));
+ }
+ }
+ return statements;
+ }
+ function setLabeledJump(state, isBreak, labelText, labelMarker) {
+ if (isBreak) {
+ if (!state.labeledNonLocalBreaks) {
+ state.labeledNonLocalBreaks = ts.createMap();
+ }
+ state.labeledNonLocalBreaks.set(labelText, labelMarker);
+ }
+ else {
+ if (!state.labeledNonLocalContinues) {
+ state.labeledNonLocalContinues = ts.createMap();
+ }
+ 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 = ts.createIdentifier(labelText);
+ statements.push(isBreak ? ts.createBreak(label) : ts.createContinue(label));
+ }
+ else {
+ setLabeledJump(outerLoop, isBreak, labelText, labelMarker);
+ statements.push(ts.createReturn(loopResultName));
+ }
+ caseClauses.push(ts.createCaseClause(ts.createLiteral(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(ts.createParameter(undefined, undefined, undefined, name));
+ var checkFlags = resolver.getNodeCheckFlags(decl);
+ if (checkFlags & 4194304 || hasCapturedBindingsInForInitializer) {
+ var outParamName = ts.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 163:
+ case 164:
+ var accessors = ts.getAllAccessorDeclarations(node.properties, property);
+ if (property === accessors.firstAccessor) {
+ expressions.push(transformAccessorsToExpression(receiver, accessors, node, !!node.multiLine));
+ }
+ break;
+ case 161:
+ expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node, node.multiLine));
+ break;
+ case 281:
+ expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine));
+ break;
+ case 282:
+ expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine));
+ break;
+ default:
+ ts.Debug.failBadSyntaxKind(node);
+ break;
+ }
+ }
+ }
+ function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) {
+ var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(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 = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name));
+ ts.setTextRange(expression, property);
+ if (startsOnNewLine) {
+ ts.startOnNewLine(expression);
+ }
+ return expression;
+ }
+ function transformObjectLiteralMethodDeclarationToExpression(method, receiver, container, startsOnNewLine) {
+ var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(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 = ts.createTempVariable(undefined);
+ var newVariableDeclaration = ts.createVariableDeclaration(temp);
+ ts.setTextRange(newVariableDeclaration, node.variableDeclaration);
+ var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0, temp);
+ var list = ts.createVariableDeclarationList(vars);
+ ts.setTextRange(list, node.variableDeclaration);
+ var destructure = ts.createVariableStatement(undefined, list);
+ updated = ts.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 ts.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(ts.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 === 163) {
+ updated = ts.updateGetAccessor(node, node.decorators, node.modifiers, node.name, parameters, node.type, body);
+ }
+ else {
+ updated = ts.updateSetAccessor(node, node.decorators, node.modifiers, node.name, parameters, body);
+ }
+ exitSubtree(ancestorFacts, 49152, 0);
+ convertedLoopState = savedConvertedLoopState;
+ return updated;
+ }
+ function visitShorthandPropertyAssignment(node) {
+ return ts.setTextRange(ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(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 === 102 ||
+ ts.isSuperProperty(expression) ||
+ ts.some(node.arguments, ts.isSpreadElement)) {
+ return visitCallExpressionWithPotentialCapturedThisAssignment(node, true);
+ }
+ return ts.updateCall(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(ts.createExpressionStatement(ts.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 ts.recreateOuterExpressions(node.expression, ts.recreateOuterExpressions(variable.initializer, ts.recreateOuterExpressions(aliasAssignment && aliasAssignment.right, ts.updateCall(call, ts.recreateOuterExpressions(call.expression, ts.updateFunctionExpression(func, undefined, undefined, undefined, undefined, func.parameters, undefined, ts.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 === 102 ||
+ ts.isSuperProperty(ts.skipOuterExpressions(node.expression))) {
+ var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
+ if (node.expression.kind === 102) {
+ ts.setEmitFlags(thisArg, 4);
+ }
+ var resultingCall = void 0;
+ if (node.transformFlags & 8192) {
+ resultingCall = ts.createFunctionApply(ts.visitNode(target, callExpressionVisitor, ts.isExpression), node.expression.kind === 102 ? thisArg : ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, false, false, false));
+ }
+ else {
+ resultingCall = ts.createFunctionCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), node.expression.kind === 102 ? thisArg : ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), node);
+ }
+ if (node.expression.kind === 102) {
+ var initializer = ts.createLogicalOr(resultingCall, createActualThis());
+ resultingCall = assignToCapturedThis
+ ? ts.createAssignment(ts.createFileLevelUniqueName("_this"), 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 = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
+ return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray(__spreadArrays([ts.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 ts.createSpreadHelper(context, segments);
+ }
+ else {
+ if (segments.length === 1) {
+ var firstSegment = segments[0];
+ if (!needsUniqueCopy
+ || isPackedArrayLiteral(firstSegment)
+ || isCallToHelper(firstSegment, "___spreadArrays")) {
+ return segments[0];
+ }
+ }
+ return ts.createSpreadArraysHelper(context, 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 ts.createArrayLiteral(ts.visitNodes(ts.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(ts.createLiteral(node.text), node);
+ }
+ function visitStringLiteral(node) {
+ if (node.hasExtendedUnicodeEscape) {
+ return ts.setTextRange(ts.createLiteral(node.text), node);
+ }
+ return node;
+ }
+ function visitNumericLiteral(node) {
+ if (node.numericLiteralFlags & 384) {
+ return ts.setTextRange(ts.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, ts.createAdd);
+ if (ts.nodeIsSynthesized(expression)) {
+ expression.pos = node.pos;
+ expression.end = node.end;
+ }
+ 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(ts.createLiteral(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(ts.createLiteral(span.literal.text));
+ }
+ }
+ }
+ function visitSuperKeyword(isExpressionOfCall) {
+ return hierarchyFacts & 8 && !isExpressionOfCall ? ts.createPropertyAccess(ts.createFileLevelUniqueName("_super"), "prototype") :
+ ts.createFileLevelUniqueName("_super");
+ }
+ function visitMetaProperty(node) {
+ if (node.keywordToken === 99 && node.name.escapedText === "target") {
+ hierarchyFacts |= 16384;
+ return ts.createFileLevelUniqueName("_newTarget");
+ }
+ 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(75);
+ }
+ }
+ function enableSubstitutionsForCapturedThis() {
+ if ((enabledSubstitutions & 1) === 0) {
+ enabledSubstitutions |= 1;
+ context.enableSubstitution(104);
+ context.enableEmitNotification(162);
+ context.enableEmitNotification(161);
+ context.enableEmitNotification(163);
+ context.enableEmitNotification(164);
+ context.enableEmitNotification(202);
+ context.enableEmitNotification(201);
+ context.enableEmitNotification(244);
+ }
+ }
+ 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(ts.getGeneratedNameForNode(original), node);
+ }
+ }
+ return node;
+ }
+ function isNameOfDeclarationWithCollidingName(node) {
+ switch (node.parent.kind) {
+ case 191:
+ case 245:
+ case 248:
+ case 242:
+ return node.parent.name === node
+ && resolver.isDeclarationWithCollidingName(node.parent);
+ }
+ return false;
+ }
+ function substituteExpression(node) {
+ switch (node.kind) {
+ case 75:
+ return substituteExpressionIdentifier(node);
+ case 104:
+ 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(ts.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(ts.createFileLevelUniqueName("_this"), node);
+ }
+ return node;
+ }
+ function getClassMemberPrefix(node, member) {
+ return ts.hasModifier(member, 32)
+ ? ts.getInternalName(node)
+ : ts.createPropertyAccess(ts.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 !== 226) {
+ return false;
+ }
+ var statementExpression = statement.expression;
+ if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 196) {
+ return false;
+ }
+ var callTarget = statementExpression.expression;
+ if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 102) {
+ return false;
+ }
+ var callArgument = ts.singleOrUndefined(statementExpression.arguments);
+ if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 213) {
+ return false;
+ }
+ var expression = callArgument.expression;
+ return ts.isIdentifier(expression) && expression.escapedText === "arguments";
+ }
+ }
+ ts.transformES2015 = transformES2015;
+ function createExtendsHelper(context, name) {
+ context.requestEmitHelper(ts.extendsHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__extends"), undefined, [
+ name,
+ ts.createFileLevelUniqueName("_super")
+ ]);
+ }
+ 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 (b.hasOwnProperty(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 || (ts = {}));
+var ts;
+(function (ts) {
+ function transformES5(context) {
+ var compilerOptions = context.getCompilerOptions();
+ var previousOnEmitNode;
+ var noSubstitution;
+ if (compilerOptions.jsx === 1 || compilerOptions.jsx === 3) {
+ previousOnEmitNode = context.onEmitNode;
+ context.onEmitNode = onEmitNode;
+ context.enableEmitNotification(268);
+ context.enableEmitNotification(269);
+ context.enableEmitNotification(267);
+ noSubstitution = [];
+ }
+ var previousOnSubstituteNode = context.onSubstituteNode;
+ context.onSubstituteNode = onSubstituteNode;
+ context.enableSubstitution(194);
+ context.enableSubstitution(281);
+ return ts.chainBundle(transformSourceFile);
+ function transformSourceFile(node) {
+ return node;
+ }
+ function onEmitNode(hint, node, emitCallback) {
+ switch (node.kind) {
+ case 268:
+ case 269:
+ case 267:
+ 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(ts.createElementAccess(node.expression, literalName), node);
+ }
+ return node;
+ }
+ function substitutePropertyAssignment(node) {
+ var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name);
+ if (literalName) {
+ return ts.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 >= 77 && token <= 112) {
+ return ts.setTextRange(ts.createLiteral(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 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(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 228:
+ return visitDoStatement(node);
+ case 229:
+ return visitWhileStatement(node);
+ case 237:
+ return visitSwitchStatement(node);
+ case 238:
+ return visitLabeledStatement(node);
+ default:
+ return visitJavaScriptInGeneratorFunctionBody(node);
+ }
+ }
+ function visitJavaScriptInGeneratorFunctionBody(node) {
+ switch (node.kind) {
+ case 244:
+ return visitFunctionDeclaration(node);
+ case 201:
+ return visitFunctionExpression(node);
+ case 163:
+ case 164:
+ return visitAccessorDeclaration(node);
+ case 225:
+ return visitVariableStatement(node);
+ case 230:
+ return visitForStatement(node);
+ case 231:
+ return visitForInStatement(node);
+ case 234:
+ return visitBreakStatement(node);
+ case 233:
+ return visitContinueStatement(node);
+ case 235:
+ 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 209:
+ return visitBinaryExpression(node);
+ case 210:
+ return visitConditionalExpression(node);
+ case 212:
+ return visitYieldExpression(node);
+ case 192:
+ return visitArrayLiteralExpression(node);
+ case 193:
+ return visitObjectLiteralExpression(node);
+ case 195:
+ return visitElementAccessExpression(node);
+ case 196:
+ return visitCallExpression(node);
+ case 197:
+ return visitNewExpression(node);
+ default:
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ function visitGenerator(node) {
+ switch (node.kind) {
+ case 244:
+ return visitFunctionDeclaration(node);
+ case 201:
+ return visitFunctionExpression(node);
+ default:
+ return ts.Debug.failBadSyntaxKind(node);
+ }
+ }
+ function visitFunctionDeclaration(node) {
+ if (node.asteriskToken) {
+ node = ts.setOriginalNode(ts.setTextRange(ts.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(ts.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 = ts.createTempVariable(undefined);
+ resumeLexicalEnvironment();
+ var statementOffset = ts.addPrologue(statements, body.statements, false, visitor);
+ transformAndEmitStatements(body.statements, statementOffset);
+ var buildResult = build();
+ ts.insertStatementsAfterStandardPrologue(statements, endLexicalEnvironment());
+ statements.push(ts.createReturn(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(ts.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(ts.createExpressionStatement(ts.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 194:
+ target = ts.updatePropertyAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name);
+ break;
+ case 195:
+ target = ts.updateElementAccess(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(ts.createAssignment(target, ts.setTextRange(ts.createBinary(cacheExpression(target), ts.getNonAssignmentOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression)), node)), node);
+ }
+ else {
+ return ts.updateBinary(node, target, 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);
+ }
+ var clone_6 = ts.getMutableClone(node);
+ clone_6.left = cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression));
+ clone_6.right = ts.visitNode(node.right, visitor, ts.isExpression);
+ return clone_6;
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ 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 visitCommaExpression(node) {
+ var pendingExpressions = [];
+ visit(node.left);
+ visit(node.right);
+ return ts.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, [ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions))]);
+ pendingExpressions = [];
+ }
+ pendingExpressions.push(ts.visitNode(node, visitor, ts.isExpression));
+ }
+ }
+ }
+ 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.createValuesHelper(context, 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, ts.createArrayLiteral(leadingElement
+ ? __spreadArrays([leadingElement], initialElements) : initialElements));
+ leadingElement = undefined;
+ }
+ var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements);
+ return temp
+ ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)])
+ : ts.setTextRange(ts.createArrayLiteral(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
+ ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)])
+ : ts.createArrayLiteral(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, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), multiLine));
+ var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties);
+ expressions.push(multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp);
+ return ts.inlineExpressions(expressions);
+ function reduceProperty(expressions, property) {
+ if (containsYield(property) && expressions.length > 0) {
+ emitStatement(ts.createExpressionStatement(ts.inlineExpressions(expressions)));
+ expressions = [];
+ }
+ var expression = ts.createExpressionForObjectLiteralElementLike(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)) {
+ var clone_7 = ts.getMutableClone(node);
+ clone_7.expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression));
+ clone_7.argumentExpression = ts.visitNode(node.argumentExpression, visitor, ts.isExpression);
+ return clone_7;
+ }
+ return ts.visitEachChild(node, visitor, context);
+ }
+ function visitCallExpression(node) {
+ if (!ts.isImportCall(node) && ts.forEach(node.arguments, containsYield)) {
+ var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion, true), target = _a.target, thisArg = _a.thisArg;
+ return ts.setOriginalNode(ts.createFunctionApply(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 = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg;
+ return ts.setOriginalNode(ts.setTextRange(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, ts.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 223:
+ return transformAndEmitBlock(node);
+ case 226:
+ return transformAndEmitExpressionStatement(node);
+ case 227:
+ return transformAndEmitIfStatement(node);
+ case 228:
+ return transformAndEmitDoStatement(node);
+ case 229:
+ return transformAndEmitWhileStatement(node);
+ case 230:
+ return transformAndEmitForStatement(node);
+ case 231:
+ return transformAndEmitForInStatement(node);
+ case 233:
+ return transformAndEmitContinueStatement(node);
+ case 234:
+ return transformAndEmitBreakStatement(node);
+ case 235:
+ return transformAndEmitReturnStatement(node);
+ case 236:
+ return transformAndEmitWithStatement(node);
+ case 237:
+ return transformAndEmitSwitchStatement(node);
+ case 238:
+ return transformAndEmitLabeledStatement(node);
+ case 239:
+ return transformAndEmitThrowStatement(node);
+ case 240:
+ 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 = ts.getSynthesizedClone(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(ts.createExpressionStatement(ts.inlineExpressions(pendingExpressions)));
+ variablesWritten += pendingExpressions.length;
+ pendingExpressions = [];
+ }
+ }
+ return undefined;
+ }
+ function transformInitializedVariable(node) {
+ return ts.setSourceMapRange(ts.createAssignment(ts.setSourceMapRange(ts.getSynthesizedClone(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(ts.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(ts.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 = ts.updateFor(node, variables.length > 0
+ ? ts.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, ts.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 = ts.createLoopVariable();
+ var initializer = node.initializer;
+ hoistVariableDeclaration(keysIndex);
+ emitAssignment(keysArray, ts.createArrayLiteral());
+ emitStatement(ts.createForIn(key, ts.visitNode(node.expression, visitor, ts.isExpression), ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(keysArray, "push"), undefined, [key]))));
+ emitAssignment(keysIndex, ts.createLiteral(0));
+ var conditionLabel = defineLabel();
+ var incrementLabel = defineLabel();
+ var endLabel = beginLoopBlock(incrementLabel);
+ markLabel(conditionLabel);
+ emitBreakWhenFalse(endLabel, ts.createLessThan(keysIndex, ts.createPropertyAccess(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 = ts.getSynthesizedClone(initializer.declarations[0].name);
+ }
+ else {
+ variable = ts.visitNode(initializer, visitor, ts.isExpression);
+ ts.Debug.assert(ts.isLeftHandSideExpression(variable));
+ }
+ emitAssignment(variable, ts.createElementAccess(keysArray, keysIndex));
+ transformAndEmitEmbeddedStatement(node.statement);
+ markLabel(incrementLabel);
+ emitStatement(ts.createExpressionStatement(ts.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 = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.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 === 278 && 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 === 277) {
+ if (containsYield(clause.expression) && pendingClauses.length > 0) {
+ break;
+ }
+ pendingClauses.push(ts.createCaseClause(ts.visitNode(clause.expression, visitor, ts.isExpression), [
+ createInlineBreak(clauseLabels[i], clause.expression)
+ ]));
+ }
+ else {
+ defaultClausesSkipped++;
+ }
+ }
+ if (pendingClauses.length) {
+ emitStatement(ts.createSwitch(expression, ts.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) {
+ emitThrow(ts.visitNode(node.expression, 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_8 = ts.getMutableClone(name);
+ ts.setSourceMapRange(clone_8, node);
+ ts.setCommentRange(clone_8, node);
+ return clone_8;
+ }
+ }
+ }
+ }
+ return node;
+ }
+ function cacheExpression(node) {
+ if (ts.isGeneratedIdentifier(node) || ts.getEmitFlags(node) & 4096) {
+ return node;
+ }
+ var temp = ts.createTempVariable(hoistVariableDeclaration);
+ emitAssignment(temp, node, node);
+ return temp;
+ }
+ function declareLocal(name) {
+ var temp = name
+ ? ts.createUniqueName(name)
+ : ts.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 = ts.createMap();
+ renamedCatchVariableDeclarations = [];
+ context.enableSubstitution(75);
+ }
+ 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, ts.createCall(ts.createPropertyAccess(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 = ts.createLiteral(-1);
+ if (labelExpressions[label] === undefined) {
+ labelExpressions[label] = [expression];
+ }
+ else {
+ labelExpressions[label].push(expression);
+ }
+ return expression;
+ }
+ return ts.createOmittedExpression();
+ }
+ function createInstruction(instruction) {
+ var literal = ts.createLiteral(instruction);
+ ts.addSyntheticTrailingComment(literal, 3, getInstructionName(instruction));
+ return literal;
+ }
+ function createInlineBreak(label, location) {
+ ts.Debug.assertLessThan(0, label, "Invalid label");
+ return ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
+ createInstruction(3),
+ createLabel(label)
+ ])), location);
+ }
+ function createInlineReturn(expression, location) {
+ return ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression
+ ? [createInstruction(2), expression]
+ : [createInstruction(2)])), location);
+ }
+ function createGeneratorResume(location) {
+ return ts.setTextRange(ts.createCall(ts.createPropertyAccess(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 createGeneratorHelper(context, ts.setEmitFlags(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, state)], undefined, ts.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 = ts.createPropertyAccess(state, "label");
+ var switchStatement = ts.createSwitch(labelExpression, ts.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 = [ts.createWith(withBlock.expression, ts.createBlock(statements))];
+ }
+ }
+ if (currentExceptionBlock) {
+ var startLabel = currentExceptionBlock.startLabel, catchLabel = currentExceptionBlock.catchLabel, finallyLabel = currentExceptionBlock.finallyLabel, endLabel = currentExceptionBlock.endLabel;
+ statements.unshift(ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(ts.createPropertyAccess(state, "trys"), "push"), undefined, [
+ ts.createArrayLiteral([
+ createLabel(startLabel),
+ createLabel(catchLabel),
+ createLabel(finallyLabel),
+ createLabel(endLabel)
+ ])
+ ])));
+ currentExceptionBlock = undefined;
+ }
+ if (markLabelEnd) {
+ statements.push(ts.createExpressionStatement(ts.createAssignment(ts.createPropertyAccess(state, "label"), ts.createLiteral(labelNumber + 1))));
+ }
+ }
+ clauses.push(ts.createCaseClause(ts.createLiteral(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(ts.createExpressionStatement(ts.createAssignment(left, right)), operationLocation));
+ }
+ function writeThrow(expression, operationLocation) {
+ lastOperationWasAbrupt = true;
+ lastOperationWasCompletion = true;
+ writeStatement(ts.setTextRange(ts.createThrow(expression), operationLocation));
+ }
+ function writeReturn(expression, operationLocation) {
+ lastOperationWasAbrupt = true;
+ lastOperationWasCompletion = true;
+ writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression
+ ? [createInstruction(2), expression]
+ : [createInstruction(2)])), operationLocation), 384));
+ }
+ function writeBreak(label, operationLocation) {
+ lastOperationWasAbrupt = true;
+ writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
+ createInstruction(3),
+ createLabel(label)
+ ])), operationLocation), 384));
+ }
+ function writeBreakWhenTrue(label, condition, operationLocation) {
+ writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
+ createInstruction(3),
+ createLabel(label)
+ ])), operationLocation), 384)), 1));
+ }
+ function writeBreakWhenFalse(label, condition, operationLocation) {
+ writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
+ createInstruction(3),
+ createLabel(label)
+ ])), operationLocation), 384)), 1));
+ }
+ function writeYield(expression, operationLocation) {
+ lastOperationWasAbrupt = true;
+ writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression
+ ? [createInstruction(4), expression]
+ : [createInstruction(4)])), operationLocation), 384));
+ }
+ function writeYieldStar(expression, operationLocation) {
+ lastOperationWasAbrupt = true;
+ writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([
+ createInstruction(5),
+ expression
+ ])), operationLocation), 384));
+ }
+ function writeEndfinally() {
+ lastOperationWasAbrupt = true;
+ writeStatement(ts.createReturn(ts.createArrayLiteral([
+ createInstruction(7)
+ ])));
+ }
+ }
+ ts.transformGenerators = transformGenerators;
+ function createGeneratorHelper(context, body) {
+ context.requestEmitHelper(ts.generatorHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__generator"), undefined, [ts.createThis(), body]);
+ }
+ 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 || (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 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(75);
+ context.enableSubstitution(209);
+ context.enableSubstitution(207);
+ context.enableSubstitution(208);
+ context.enableSubstitution(282);
+ context.enableEmitNotification(290);
+ var moduleInfoMap = [];
+ var deferredExports = [];
+ var currentSourceFile;
+ var currentModuleInfo;
+ var noSubstitution;
+ var needUMDDynamicImportHelper;
+ return ts.chainBundle(transformSourceFile);
+ function transformSourceFile(node) {
+ if (node.isDeclarationFile ||
+ !(ts.isEffectiveExternalModule(node, compilerOptions) ||
+ node.transformFlags & 2097152 ||
+ (ts.isJsonSourceFile(node) && ts.hasJsonModuleEmitEnabled(compilerOptions) && (compilerOptions.out || compilerOptions.outFile)))) {
+ return node;
+ }
+ currentSourceFile = node;
+ currentModuleInfo = ts.collectExternalModuleInfo(node, resolver, compilerOptions);
+ moduleInfoMap[ts.getOriginalNodeId(node)] = currentModuleInfo;
+ var transformModule = getTransformModuleDelegate(moduleKind);
+ var updated = transformModule(node);
+ currentSourceFile = undefined;
+ currentModuleInfo = undefined;
+ needUMDDynamicImportHelper = false;
+ return ts.aggregateTransformFlags(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 = ts.addPrologue(statements, node.statements, ensureUseStrict && !ts.isJsonSourceFile(node), sourceElementVisitor);
+ if (shouldEmitUnderscoreUnderscoreESModule()) {
+ ts.append(statements, createUnderscoreUnderscoreESModule());
+ }
+ if (ts.length(currentModuleInfo.exportedNames)) {
+ ts.append(statements, ts.createExpressionStatement(ts.reduceLeft(currentModuleInfo.exportedNames, function (prev, nextId) { return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.createIdentifier(ts.idText(nextId))), prev); }, ts.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 = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements));
+ ts.addEmitHelpers(updated, context.readEmitHelpers());
+ return updated;
+ }
+ function transformAMDModule(node) {
+ var define = ts.createIdentifier("define");
+ var moduleName = ts.tryGetModuleNameFromFile(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 = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([
+ ts.createExpressionStatement(ts.createCall(define, undefined, __spreadArrays((moduleName ? [moduleName] : []), [
+ ts.createArrayLiteral(jsonSourceFile ? ts.emptyArray : __spreadArrays([
+ ts.createLiteral("require"),
+ ts.createLiteral("exports")
+ ], aliasedModuleNames, unaliasedModuleNames)),
+ jsonSourceFile ?
+ jsonSourceFile.statements.length ? jsonSourceFile.statements[0].expression : ts.createObjectLiteral() :
+ ts.createFunctionExpression(undefined, undefined, undefined, undefined, __spreadArrays([
+ ts.createParameter(undefined, undefined, undefined, "require"),
+ ts.createParameter(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(node, host, compilerOptions);
+ var umdHeader = ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, "factory")], undefined, ts.setTextRange(ts.createBlock([
+ ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([
+ ts.createVariableStatement(undefined, [
+ ts.createVariableDeclaration("v", undefined, ts.createCall(ts.createIdentifier("factory"), undefined, [
+ ts.createIdentifier("require"),
+ ts.createIdentifier("exports")
+ ]))
+ ]),
+ ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createExpressionStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1)
+ ]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([
+ ts.createExpressionStatement(ts.createCall(ts.createIdentifier("define"), undefined, __spreadArrays((moduleName ? [moduleName] : []), [
+ ts.createArrayLiteral(__spreadArrays([
+ ts.createLiteral("require"),
+ ts.createLiteral("exports")
+ ], aliasedModuleNames, unaliasedModuleNames)),
+ ts.createIdentifier("factory")
+ ])))
+ ])))
+ ], true), undefined));
+ var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([
+ ts.createExpressionStatement(ts.createCall(umdHeader, undefined, [
+ ts.createFunctionExpression(undefined, undefined, undefined, undefined, __spreadArrays([
+ ts.createParameter(undefined, undefined, undefined, "require"),
+ ts.createParameter(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(ts.createLiteral(amdDependency.path));
+ importAliasNames.push(ts.createParameter(undefined, undefined, undefined, amdDependency.name));
+ }
+ else {
+ unaliasedModuleNames.push(ts.createLiteral(amdDependency.path));
+ }
+ }
+ for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) {
+ var importNode = _c[_b];
+ var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions);
+ var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile);
+ if (externalModuleName) {
+ if (includeNonAmdDependencies && importAliasName) {
+ ts.setEmitFlags(importAliasName, 4);
+ aliasedModuleNames.push(externalModuleName);
+ importAliasNames.push(ts.createParameter(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(node, currentSourceFile, host, resolver, compilerOptions)) {
+ return undefined;
+ }
+ var name = ts.getLocalNameForExternalImport(node, currentSourceFile);
+ var expr = getHelperExpressionForImport(node, name);
+ if (expr === name) {
+ return undefined;
+ }
+ return ts.createExpressionStatement(ts.createAssignment(name, expr));
+ }
+ function transformAsynchronousModuleBody(node) {
+ startLexicalEnvironment();
+ var statements = [];
+ var statementOffset = ts.addPrologue(statements, node.statements, !compilerOptions.noImplicitUseStrict, sourceElementVisitor);
+ if (shouldEmitUnderscoreUnderscoreESModule()) {
+ ts.append(statements, createUnderscoreUnderscoreESModule());
+ }
+ if (ts.length(currentModuleInfo.exportedNames)) {
+ ts.append(statements, ts.createExpressionStatement(ts.reduceLeft(currentModuleInfo.exportedNames, function (prev, nextId) { return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.createIdentifier(ts.idText(nextId))), prev); }, ts.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 = ts.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 = ts.createReturn(expressionResult);
+ ts.setTextRange(statement, currentModuleInfo.exportEquals);
+ ts.setEmitFlags(statement, 384 | 1536);
+ statements.push(statement);
+ }
+ else {
+ var statement = ts.createExpressionStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), expressionResult));
+ ts.setTextRange(statement, currentModuleInfo.exportEquals);
+ ts.setEmitFlags(statement, 1536);
+ statements.push(statement);
+ }
+ }
+ }
+ }
+ function sourceElementVisitor(node) {
+ switch (node.kind) {
+ case 254:
+ return visitImportDeclaration(node);
+ case 253:
+ return visitImportEqualsDeclaration(node);
+ case 260:
+ return visitExportDeclaration(node);
+ case 259:
+ return visitExportAssignment(node);
+ case 225:
+ return visitVariableStatement(node);
+ case 244:
+ return visitFunctionDeclaration(node);
+ case 245:
+ return visitClassDeclaration(node);
+ case 328:
+ return visitMergeDeclarationMarker(node);
+ case 329:
+ 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 281:
+ if (destructuringNeedsFlattening(elem.initializer)) {
+ return true;
+ }
+ break;
+ case 282:
+ if (destructuringNeedsFlattening(elem.name)) {
+ return true;
+ }
+ break;
+ case 283:
+ if (destructuringNeedsFlattening(elem.expression)) {
+ return true;
+ }
+ break;
+ case 161:
+ case 163:
+ case 164:
+ 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, 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) ? ts.createLiteral(arg) : ts.setEmitFlags(ts.setTextRange(ts.getSynthesizedClone(arg), arg), 1536);
+ return ts.createConditional(ts.createIdentifier("__syncRequire"), createImportCallExpressionCommonJS(arg, containsLexicalThis), createImportCallExpressionAMD(argClone, containsLexicalThis));
+ }
+ else {
+ var temp = ts.createTempVariable(hoistVariableDeclaration);
+ return ts.createComma(ts.createAssignment(temp, arg), ts.createConditional(ts.createIdentifier("__syncRequire"), createImportCallExpressionCommonJS(temp, containsLexicalThis), createImportCallExpressionAMD(temp, containsLexicalThis)));
+ }
+ }
+ function createImportCallExpressionAMD(arg, containsLexicalThis) {
+ var resolve = ts.createUniqueName("resolve");
+ var reject = ts.createUniqueName("reject");
+ var parameters = [
+ ts.createParameter(undefined, undefined, undefined, resolve),
+ ts.createParameter(undefined, undefined, undefined, reject)
+ ];
+ var body = ts.createBlock([
+ ts.createExpressionStatement(ts.createCall(ts.createIdentifier("require"), undefined, [ts.createArrayLiteral([arg || ts.createOmittedExpression()]), resolve, reject]))
+ ]);
+ var func;
+ if (languageVersion >= 2) {
+ func = ts.createArrowFunction(undefined, undefined, parameters, undefined, undefined, body);
+ }
+ else {
+ func = ts.createFunctionExpression(undefined, undefined, undefined, undefined, parameters, undefined, body);
+ if (containsLexicalThis) {
+ ts.setEmitFlags(func, 8);
+ }
+ }
+ var promise = ts.createNew(ts.createIdentifier("Promise"), undefined, [func]);
+ if (compilerOptions.esModuleInterop) {
+ context.requestEmitHelper(ts.importStarHelper);
+ return ts.createCall(ts.createPropertyAccess(promise, ts.createIdentifier("then")), undefined, [ts.getUnscopedHelperName("__importStar")]);
+ }
+ return promise;
+ }
+ function createImportCallExpressionCommonJS(arg, containsLexicalThis) {
+ var promiseResolveCall = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Promise"), "resolve"), undefined, []);
+ var requireCall = ts.createCall(ts.createIdentifier("require"), undefined, arg ? [arg] : []);
+ if (compilerOptions.esModuleInterop) {
+ context.requestEmitHelper(ts.importStarHelper);
+ requireCall = ts.createCall(ts.getUnscopedHelperName("__importStar"), undefined, [requireCall]);
+ }
+ var func;
+ if (languageVersion >= 2) {
+ func = ts.createArrowFunction(undefined, undefined, [], undefined, undefined, requireCall);
+ }
+ else {
+ func = ts.createFunctionExpression(undefined, undefined, undefined, undefined, [], undefined, ts.createBlock([ts.createReturn(requireCall)]));
+ if (containsLexicalThis) {
+ ts.setEmitFlags(func, 8);
+ }
+ }
+ return ts.createCall(ts.createPropertyAccess(promiseResolveCall, "then"), undefined, [func]);
+ }
+ function getHelperExpressionForExport(node, innerExpr) {
+ if (!compilerOptions.esModuleInterop || ts.getEmitFlags(node) & 67108864) {
+ return innerExpr;
+ }
+ if (ts.getExportNeedsImportStarHelper(node)) {
+ context.requestEmitHelper(ts.importStarHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__importStar"), undefined, [innerExpr]);
+ }
+ return innerExpr;
+ }
+ function getHelperExpressionForImport(node, innerExpr) {
+ if (!compilerOptions.esModuleInterop || ts.getEmitFlags(node) & 67108864) {
+ return innerExpr;
+ }
+ if (ts.getImportNeedsImportStarHelper(node)) {
+ context.requestEmitHelper(ts.importStarHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__importStar"), undefined, [innerExpr]);
+ }
+ if (ts.getImportNeedsImportDefaultHelper(node)) {
+ context.requestEmitHelper(ts.importDefaultHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__importDefault"), undefined, [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(ts.createExpressionStatement(createRequireCall(node)), node), node);
+ }
+ else {
+ var variables = [];
+ if (namespaceDeclaration && !ts.isDefaultImport(node)) {
+ variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), undefined, getHelperExpressionForImport(node, createRequireCall(node))));
+ }
+ else {
+ variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), undefined, getHelperExpressionForImport(node, createRequireCall(node))));
+ if (namespaceDeclaration && ts.isDefaultImport(node)) {
+ variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), undefined, ts.getGeneratedNameForNode(node)));
+ }
+ }
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList(variables, languageVersion >= 2 ? 2 : 0)), node), node));
+ }
+ }
+ else if (namespaceDeclaration && ts.isDefaultImport(node)) {
+ statements = ts.append(statements, ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.setOriginalNode(ts.setTextRange(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), undefined, ts.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(importNode, currentSourceFile, host, resolver, compilerOptions);
+ var args = [];
+ if (moduleName) {
+ args.push(moduleName);
+ }
+ return ts.createCall(ts.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.hasModifier(node, 1)) {
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createExpressionStatement(createExportExpression(node.name, createRequireCall(node))), node), node));
+ }
+ else {
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), undefined, createRequireCall(node))
+ ], languageVersion >= 2 ? 2 : 0)), node), node));
+ }
+ }
+ else {
+ if (ts.hasModifier(node, 1)) {
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createExpressionStatement(createExportExpression(ts.getExportName(node), ts.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 = ts.getGeneratedNameForNode(node);
+ if (node.exportClause && ts.isNamedExports(node.exportClause)) {
+ var statements = [];
+ if (moduleKind !== ts.ModuleKind.AMD) {
+ statements.push(ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(generatedName, 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(ts.createExpressionStatement(createCreateBindingHelper(context, generatedName, ts.createLiteral(specifier.propertyName || specifier.name), specifier.propertyName ? ts.createLiteral(specifier.name) : undefined)), specifier), specifier));
+ }
+ else {
+ var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name);
+ statements.push(ts.setOriginalNode(ts.setTextRange(ts.createExpressionStatement(createExportExpression(ts.getExportName(specifier), exportedValue, undefined, true)), specifier), specifier));
+ }
+ }
+ return ts.singleOrMany(statements);
+ }
+ else if (node.exportClause) {
+ var statements = [];
+ statements.push(ts.setOriginalNode(ts.setTextRange(ts.createExpressionStatement(createExportExpression(ts.getSynthesizedClone(node.exportClause.name), moduleKind !== ts.ModuleKind.AMD ?
+ getHelperExpressionForExport(node, createRequireCall(node)) :
+ ts.createIdentifier(ts.idText(node.exportClause.name)))), node), node));
+ return ts.singleOrMany(statements);
+ }
+ else {
+ return ts.setOriginalNode(ts.setTextRange(ts.createExpressionStatement(createExportStarHelper(context, 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], ts.createIdentifier("default"), ts.visitNode(node.expression, moduleExpressionElementVisitor), node, true);
+ }
+ else {
+ statements = appendExportStatement(statements, ts.createIdentifier("default"), ts.visitNode(node.expression, moduleExpressionElementVisitor), node, true);
+ }
+ return ts.singleOrMany(statements);
+ }
+ function visitFunctionDeclaration(node) {
+ var statements;
+ if (ts.hasModifier(node, 1)) {
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration(undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.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.hasModifier(node, 1)) {
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createClassDeclaration(undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.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.hasModifier(node, 1)) {
+ var modifiers = void 0;
+ 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) {
+ expressions = ts.append(expressions, transformInitializedVariable(variable));
+ }
+ }
+ if (variables) {
+ statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables)));
+ }
+ if (expressions) {
+ statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createExpressionStatement(ts.inlineExpressions(expressions)), node), node));
+ }
+ }
+ 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 : ts.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 ts.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 ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name), node.name), node.initializer ? ts.visitNode(node.initializer, moduleExpressionElementVisitor) : ts.createVoidZero());
+ }
+ }
+ function visitMergeDeclarationMarker(node) {
+ if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 225) {
+ 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 256:
+ statements = appendExportsOfDeclaration(statements, namedBindings);
+ break;
+ case 257:
+ 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.hasModifier(decl, 1)) {
+ var exportName = ts.hasModifier(decl, 512) ? ts.createIdentifier("default") : ts.getDeclarationName(decl);
+ statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), decl);
+ }
+ if (decl.name) {
+ statements = appendExportsOfDeclaration(statements, decl);
+ }
+ return statements;
+ }
+ function appendExportsOfDeclaration(statements, decl, liveBinding) {
+ var name = ts.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 = ts.createExpressionStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(true)));
+ }
+ else {
+ statement = ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
+ ts.createIdentifier("exports"),
+ ts.createLiteral("__esModule"),
+ ts.createObjectLiteral([
+ ts.createPropertyAssignment("value", ts.createLiteral(true))
+ ])
+ ]));
+ }
+ ts.setEmitFlags(statement, 1048576);
+ return statement;
+ }
+ function createExportStatement(name, value, location, allowComments, liveBinding) {
+ var statement = ts.setTextRange(ts.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 ? ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), undefined, [
+ ts.createIdentifier("exports"),
+ ts.createLiteral(name),
+ ts.createObjectLiteral([
+ ts.createPropertyAssignment("enumerable", ts.createLiteral(true)),
+ ts.createPropertyAssignment("get", ts.createFunctionExpression(undefined, undefined, undefined, undefined, [], undefined, ts.createBlock([ts.createReturn(value)])))
+ ])
+ ]) : ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value), location);
+ }
+ function modifierVisitor(node) {
+ switch (node.kind) {
+ case 89:
+ case 84:
+ return undefined;
+ }
+ return node;
+ }
+ function onEmitNode(hint, node, emitCallback) {
+ if (node.kind === 290) {
+ 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 = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer);
+ return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node);
+ }
+ return ts.setTextRange(ts.createPropertyAssignment(name, exportedOrImportedName), node);
+ }
+ return node;
+ }
+ function substituteExpression(node) {
+ switch (node.kind) {
+ case 75:
+ return substituteExpressionIdentifier(node);
+ case 209:
+ return substituteBinaryExpression(node);
+ case 208:
+ case 207:
+ return substituteUnaryExpression(node);
+ }
+ return node;
+ }
+ function substituteExpressionIdentifier(node) {
+ if (ts.getEmitFlags(node) & 4096) {
+ var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
+ if (externalHelpersModuleName) {
+ return ts.createPropertyAccess(externalHelpersModuleName, node);
+ }
+ return node;
+ }
+ if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) {
+ var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node));
+ if (exportContainer && exportContainer.kind === 290) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node)), node);
+ }
+ var importDeclaration = resolver.getReferencedImportDeclaration(node);
+ if (importDeclaration) {
+ if (ts.isImportClause(importDeclaration)) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), node);
+ }
+ else if (ts.isImportSpecifier(importDeclaration)) {
+ var name = importDeclaration.propertyName || importDeclaration.name;
+ return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(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 === 208
+ ? ts.setTextRange(ts.createBinary(node.operand, ts.createToken(node.operator === 45 ? 63 : 64), ts.createLiteral(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;
+ ts.createBindingHelper = {
+ name: "typescript:commonjscreatebinding",
+ importName: "__createBinding",
+ scoped: false,
+ priority: 1,
+ text: "\nvar __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}));"
+ };
+ function createCreateBindingHelper(context, module, inputName, outputName) {
+ context.requestEmitHelper(ts.createBindingHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__createBinding"), undefined, __spreadArrays([ts.createIdentifier("exports"), module, inputName], (outputName ? [outputName] : [])));
+ }
+ ts.setModuleDefaultHelper = {
+ name: "typescript:commonjscreatevalue",
+ importName: "__setModuleDefault",
+ scoped: false,
+ priority: 1,
+ text: "\nvar __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});"
+ };
+ var 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\" && !exports.hasOwnProperty(p)) __createBinding(exports, m, p);\n };"
+ };
+ function createExportStarHelper(context, module) {
+ context.requestEmitHelper(exportStarHelper);
+ return ts.createCall(ts.getUnscopedHelperName("__exportStar"), undefined, [module, ts.createIdentifier("exports")]);
+ }
+ var dynamicImportUMDHelper = {
+ name: "typescript:dynamicimport-sync-require",
+ scoped: true,
+ text: "\n var __syncRequire = typeof module === \"object\" && typeof module.exports === \"object\";"
+ };
+ ts.importStarHelper = {
+ name: "typescript:commonjsimportstar",
+ importName: "__importStar",
+ scoped: false,
+ dependencies: [ts.createBindingHelper, ts.setModuleDefaultHelper],
+ priority: 2,
+ text: "\nvar __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.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: "\nvar __importDefault = (this && this.__importDefault) || function (mod) {\n return (mod && mod.__esModule) ? mod : { \"default\": mod };\n};"
+ };
+})(ts || (ts = {}));
+var ts;
+(function (ts) {
+ function transformSystemModule(context) {
+ var 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(75);
+ context.enableSubstitution(282);
+ context.enableSubstitution(209);
+ context.enableSubstitution(207);
+ context.enableSubstitution(208);
+ context.enableSubstitution(219);
+ context.enableEmitNotification(290);
+ 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(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(node, resolver, compilerOptions);
+ exportFunction = ts.createUniqueName("exports");
+ exportFunctionsMap[id] = exportFunction;
+ contextObject = contextObjectMap[id] = ts.createUniqueName("context");
+ var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports);
+ var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups);
+ var moduleBodyFunction = ts.createFunctionExpression(undefined, undefined, undefined, undefined, [
+ ts.createParameter(undefined, undefined, undefined, exportFunction),
+ ts.createParameter(undefined, undefined, undefined, contextObject)
+ ], undefined, moduleBodyBlock);
+ var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions);
+ var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; }));
+ var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([
+ ts.createExpressionStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), undefined, moduleName
+ ? [moduleName, dependencies, moduleBodyFunction]
+ : [dependencies, moduleBodyFunction]))
+ ]), node.statements)), 1024);
+ if (!(compilerOptions.outFile || compilerOptions.out)) {
+ 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 ts.aggregateTransformFlags(updated);
+ }
+ function collectDependencyGroups(externalImports) {
+ var groupIndices = ts.createMap();
+ var dependencyGroups = [];
+ for (var _i = 0, externalImports_1 = externalImports; _i < externalImports_1.length; _i++) {
+ var externalImport = externalImports_1[_i];
+ var externalModuleName = ts.getExternalModuleNameLiteral(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 = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor);
+ statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration("__moduleName", undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(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 ?
+ ts.createModifiersFromModifierFlags(256) :
+ undefined;
+ var moduleObject = ts.createObjectLiteral([
+ ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)),
+ ts.createPropertyAssignment("execute", ts.createFunctionExpression(modifiers, undefined, undefined, undefined, [], undefined, ts.createBlock(executeStatements, true)))
+ ]);
+ moduleObject.multiLine = true;
+ statements.push(ts.createReturn(moduleObject));
+ return ts.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 === 260 && 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(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createTrue()));
+ }
+ }
+ for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) {
+ var externalImport = _e[_d];
+ if (externalImport.kind !== 260) {
+ continue;
+ }
+ if (!externalImport.exportClause) {
+ continue;
+ }
+ if (ts.isNamedExports(externalImport.exportClause)) {
+ for (var _f = 0, _g = externalImport.exportClause.elements; _f < _g.length; _f++) {
+ var element = _g[_f];
+ exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(element.name || element.propertyName)), ts.createTrue()));
+ }
+ }
+ else {
+ exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(externalImport.exportClause.name)), ts.createTrue()));
+ }
+ }
+ var exportedNamesStorageRef = ts.createUniqueName("exportedNames");
+ statements.push(ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(exportedNamesStorageRef, undefined, ts.createObjectLiteral(exportedNames, true))
+ ])));
+ var exportStarFunction = createExportStarFunction(exportedNamesStorageRef);
+ statements.push(exportStarFunction);
+ return exportStarFunction.name;
+ }
+ function createExportStarFunction(localNames) {
+ var exportStarFunction = ts.createUniqueName("exportStar");
+ var m = ts.createIdentifier("m");
+ var n = ts.createIdentifier("n");
+ var exports = ts.createIdentifier("exports");
+ var condition = ts.createStrictInequality(n, ts.createLiteral("default"));
+ if (localNames) {
+ condition = ts.createLogicalAnd(condition, ts.createLogicalNot(ts.createCall(ts.createPropertyAccess(localNames, "hasOwnProperty"), undefined, [n])));
+ }
+ return ts.createFunctionDeclaration(undefined, undefined, undefined, exportStarFunction, undefined, [ts.createParameter(undefined, undefined, undefined, m)], undefined, ts.createBlock([
+ ts.createVariableStatement(undefined, ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(exports, undefined, ts.createObjectLiteral([]))
+ ])),
+ ts.createForIn(ts.createVariableDeclarationList([
+ ts.createVariableDeclaration(n, undefined)
+ ]), m, ts.createBlock([
+ ts.setEmitFlags(ts.createIf(condition, ts.createExpressionStatement(ts.createAssignment(ts.createElementAccess(exports, n), ts.createElementAccess(m, n)))), 1)
+ ])),
+ ts.createExpressionStatement(ts.createCall(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(i, currentSourceFile); });
+ var parameterName = localName ? ts.getGeneratedNameForNode(localName) : ts.createUniqueName("");
+ var statements = [];
+ for (var _a = 0, _b = group_2.externalImports; _a < _b.length; _a++) {
+ var entry = _b[_a];
+ var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile);
+ switch (entry.kind) {
+ case 254:
+ if (!entry.importClause) {
+ break;
+ }
+ case 253:
+ ts.Debug.assert(importVariableName !== undefined);
+ statements.push(ts.createExpressionStatement(ts.createAssignment(importVariableName, parameterName)));
+ break;
+ case 260:
+ 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(ts.createPropertyAssignment(ts.createLiteral(ts.idText(e.name)), ts.createElementAccess(parameterName, ts.createLiteral(ts.idText(e.propertyName || e.name)))));
+ }
+ statements.push(ts.createExpressionStatement(ts.createCall(exportFunction, undefined, [ts.createObjectLiteral(properties, true)])));
+ }
+ else {
+ statements.push(ts.createExpressionStatement(ts.createCall(exportFunction, undefined, [
+ ts.createLiteral(ts.idText(entry.exportClause.name)),
+ parameterName
+ ])));
+ }
+ }
+ else {
+ statements.push(ts.createExpressionStatement(ts.createCall(exportStarFunction, undefined, [parameterName])));
+ }
+ break;
+ }
+ }
+ setters.push(ts.createFunctionExpression(undefined, undefined, undefined, undefined, [ts.createParameter(undefined, undefined, undefined, parameterName)], undefined, ts.createBlock(statements, true)));
+ }
+ return ts.createArrayLiteral(setters, true);
+ }
+ function sourceElementVisitor(node) {
+ switch (node.kind) {
+ case 254:
+ return visitImportDeclaration(node);
+ case 253:
+ return visitImportEqualsDeclaration(node);
+ case 260:
+ return visitExportDeclaration(node);
+ case 259:
+ return visitExportAssignment(node);
+ default:
+ return nestedElementVisitor(node);
+ }
+ }
+ function visitImportDeclaration(node) {
+ var statements;
+ if (node.importClause) {
+ hoistVariableDeclaration(ts.getLocalNameForExternalImport(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(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], ts.createIdentifier("default"), expression, true);
+ }
+ else {
+ return createExportStatement(ts.createIdentifier("default"), expression, true);
+ }
+ }
+ function visitFunctionDeclaration(node) {
+ if (ts.hasModifier(node, 1)) {
+ hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.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 = ts.getLocalName(node);
+ hoistVariableDeclaration(name);
+ statements = ts.append(statements, ts.setTextRange(ts.createExpressionStatement(ts.createAssignment(name, ts.setTextRange(ts.createClassExpression(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.hasModifier(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(ts.createExpressionStatement(ts.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(ts.getSynthesizedClone(node.name));
+ }
+ }
+ function shouldHoistVariableDeclarationList(node) {
+ return (ts.getEmitFlags(node) & 2097152) === 0
+ && (enclosingBlockScopedContainer.kind === 290
+ || (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(ts.getSynthesizedClone(name));
+ return isExportedDeclaration
+ ? createExportExpression(name, preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location)))
+ : preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location));
+ }
+ function visitMergeDeclarationMarker(node) {
+ if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 225) {
+ var id = ts.getOriginalNodeId(node);
+ var isExportedDeclaration = ts.hasModifier(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 256:
+ statements = appendExportsOfDeclaration(statements, namedBindings);
+ break;
+ case 257:
+ 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, ts.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.hasModifier(decl, 1)) {
+ var exportName = ts.hasModifier(decl, 512) ? ts.createLiteral("default") : decl.name;
+ statements = appendExportStatement(statements, exportName, ts.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 = ts.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 = ts.createExpressionStatement(createExportExpression(name, value));
+ ts.startOnNewLine(statement);
+ if (!allowComments) {
+ ts.setEmitFlags(statement, 1536);
+ }
+ return statement;
+ }
+ function createExportExpression(name, value) {
+ var exportName = ts.isIdentifier(name) ? ts.createLiteral(name) : name;
+ ts.setEmitFlags(value, ts.getEmitFlags(value) | 1536);
+ return ts.setCommentRange(ts.createCall(exportFunction, undefined, [exportName, value]), value);
+ }
+ function nestedElementVisitor(node) {
+ switch (node.kind) {
+ case 225:
+ return visitVariableStatement(node);
+ case 244:
+ return visitFunctionDeclaration(node);
+ case 245:
+ return visitClassDeclaration(node);
+ case 230:
+ return visitForStatement(node);
+ case 231:
+ return visitForInStatement(node);
+ case 232:
+ return visitForOfStatement(node);
+ case 228:
+ return visitDoStatement(node);
+ case 229:
+ return visitWhileStatement(node);
+ case 238:
+ return visitLabeledStatement(node);
+ case 236:
+ return visitWithStatement(node);
+ case 237:
+ return visitSwitchStatement(node);
+ case 251:
+ return visitCaseBlock(node);
+ case 277:
+ return visitCaseClause(node);
+ case 278:
+ return visitDefaultClause(node);
+ case 240:
+ return visitTryStatement(node);
+ case 280:
+ return visitCatchClause(node);
+ case 223:
+ return visitBlock(node);
+ case 328:
+ return visitMergeDeclarationMarker(node);
+ case 329:
+ return visitEndOfDeclarationMarker(node);
+ default:
+ return destructuringAndImportCallVisitor(node);
+ }
+ }
+ function visitForStatement(node) {
+ var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
+ enclosingBlockScopedContainer = node;
+ node = ts.updateFor(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 = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
+ enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
+ return node;
+ }
+ function visitForOfStatement(node) {
+ var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
+ enclosingBlockScopedContainer = node;
+ node = ts.updateForOf(node, node.awaitModifier, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.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 ? ts.inlineExpressions(expressions) : ts.createOmittedExpression();
+ }
+ else {
+ return ts.visitEachChild(node, nestedElementVisitor, context);
+ }
+ }
+ function visitDoStatement(node) {
+ return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression));
+ }
+ function visitWhileStatement(node) {
+ return ts.updateWhile(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
+ }
+ function visitLabeledStatement(node) {
+ return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
+ }
+ function visitWithStatement(node) {
+ return ts.updateWith(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock));
+ }
+ function visitSwitchStatement(node) {
+ return ts.updateSwitch(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock));
+ }
+ function visitCaseBlock(node) {
+ var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer;
+ enclosingBlockScopedContainer = node;
+ node = ts.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause));
+ enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer;
+ return node;
+ }
+ function visitCaseClause(node) {
+ return ts.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 = ts.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 ts.createCall(ts.createPropertyAccess(contextObject, ts.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 === 290;
+ }
+ else {
+ return false;
+ }
+ }
+ function modifierVisitor(node) {
+ switch (node.kind) {
+ case 89:
+ case 84:
+ return undefined;
+ }
+ return node;
+ }
+ function onEmitNode(hint, node, emitCallback) {
+ if (node.kind === 290) {
+ 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 282:
+ 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(ts.createPropertyAssignment(ts.getSynthesizedClone(name), ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"))), node);
+ }
+ else if (ts.isImportSpecifier(importDeclaration)) {
+ return ts.setTextRange(ts.createPropertyAssignment(ts.getSynthesizedClone(name), ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name))), node);
+ }
+ }
+ }
+ return node;
+ }
+ function substituteExpression(node) {
+ switch (node.kind) {
+ case 75:
+ return substituteExpressionIdentifier(node);
+ case 209:
+ return substituteBinaryExpression(node);
+ case 207:
+ case 208:
+ return substituteUnaryExpression(node);
+ case 219:
+ return substituteMetaProperty(node);
+ }
+ return node;
+ }
+ function substituteExpressionIdentifier(node) {
+ if (ts.getEmitFlags(node) & 4096) {
+ var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile);
+ if (externalHelpersModuleName) {
+ return ts.createPropertyAccess(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(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), node);
+ }
+ else if (ts.isImportSpecifier(importDeclaration)) {
+ return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(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 === 208
+ ? ts.setTextRange(ts.createPrefix(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 === 208) {
+ expression = node.operator === 45
+ ? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1))
+ : ts.createAdd(preventSubstitution(expression), ts.createLiteral(1));
+ }
+ return expression;
+ }
+ }
+ return node;
+ }
+ function substituteMetaProperty(node) {
+ if (ts.isImportMeta(node)) {
+ return ts.createPropertyAccess(contextObject, ts.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 === 290) {
+ exportedNames = ts.append(exportedNames, ts.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 compilerOptions = context.getCompilerOptions();
+ var previousOnEmitNode = context.onEmitNode;
+ var previousOnSubstituteNode = context.onSubstituteNode;
+ context.onEmitNode = onEmitNode;
+ context.onSubstituteNode = onSubstituteNode;
+ context.enableEmitNotification(290);
+ context.enableSubstitution(75);
+ var helperNameSubstitutions;
+ return ts.chainBundle(transformSourceFile);
+ function transformSourceFile(node) {
+ if (node.isDeclarationFile) {
+ return node;
+ }
+ if (ts.isExternalModule(node) || compilerOptions.isolatedModules) {
+ var externalHelpersImportDeclaration = ts.createExternalHelpersImportDeclarationIfNeeded(node, compilerOptions);
+ if (externalHelpersImportDeclaration) {
+ var statements = [];
+ var statementOffset = ts.addPrologue(statements, node.statements);
+ ts.append(statements, externalHelpersImportDeclaration);
+ ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset));
+ return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements));
+ }
+ else {
+ return ts.visitEachChild(node, visitor, context);
+ }
+ }
+ return node;
+ }
+ function visitor(node) {
+ switch (node.kind) {
+ case 253:
+ return undefined;
+ case 259:
+ return visitExportAssignment(node);
+ case 260:
+ 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 = ts.getGeneratedNameForNode(oldIdentifier);
+ var importDecl = ts.createImportDeclaration(undefined, undefined, ts.createImportClause(undefined, ts.createNamespaceImport(synthName)), node.moduleSpecifier);
+ ts.setOriginalNode(importDecl, node.exportClause);
+ var exportDecl = ts.createExportDeclaration(undefined, undefined, ts.createNamedExports([ts.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 = ts.createMap();
+ }
+ 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 = ts.createFileLevelUniqueName(name));
+ }
+ 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.hasModifier(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 === 245) {
+ 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.hasModifier(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 === 245) {
+ 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.hasModifier(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 === 242 || node.kind === 191) {
+ 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 === 159 || node.kind === 194 || node.kind === 158 ||
+ (node.kind === 156 && ts.hasModifier(node.parent, 8))) {
+ if (ts.hasModifier(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 === 245 || node.kind === 156) {
+ 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 === 164) {
+ if (ts.hasModifier(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.hasModifier(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 166:
+ 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 165:
+ 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 167:
+ 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 161:
+ case 160:
+ if (ts.hasModifier(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 === 245) {
+ 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 244:
+ 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 162:
+ 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 166:
+ case 171:
+ 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 165:
+ 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 167:
+ 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 161:
+ case 160:
+ if (ts.hasModifier(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 === 245) {
+ 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 244:
+ case 170:
+ 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 164:
+ case 163:
+ 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 245:
+ diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1;
+ break;
+ case 246:
+ diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1;
+ break;
+ case 186:
+ diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_mapped_object_type_is_using_private_name_1;
+ break;
+ case 171:
+ case 166:
+ diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1;
+ break;
+ case 165:
+ diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1;
+ break;
+ case 161:
+ case 160:
+ if (ts.hasModifier(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 === 245) {
+ 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 170:
+ case 244:
+ diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1;
+ break;
+ case 247:
+ 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 (node.parent.parent.kind === 245) {
+ diagnosticMessage = ts.isHeritageClause(node.parent) && node.parent.token === 113 ?
+ ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 :
+ ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1;
+ }
+ 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) {
+ if (file && ts.isJsonSourceFile(file)) {
+ return [];
+ }
+ var compilerOptions = host.getCompilerOptions();
+ var result = ts.transformNodes(resolver, host, 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 === 156) {
+ 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 host = context.getEmitHost();
+ var symbolTracker = {
+ trackSymbol: trackSymbol,
+ reportInaccessibleThisError: reportInaccessibleThisError,
+ reportInaccessibleUniqueSymbolError: reportInaccessibleUniqueSymbolError,
+ reportCyclicStructureError: reportCyclicStructureError,
+ reportPrivateInBaseOfClassExpression: reportPrivateInBaseOfClassExpression,
+ reportLikelyUnsafeImportRequiredError: reportLikelyUnsafeImportRequiredError,
+ 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 || ts.createMap();
+ for (var _i = 0, typeReferenceDirectives_2 = typeReferenceDirectives; _i < typeReferenceDirectives_2.length; _i++) {
+ var ref = typeReferenceDirectives_2[_i];
+ necessaryTypeReferences.set(ref, true);
+ }
+ }
+ 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 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 === 290 && node.isDeclarationFile) {
+ return node;
+ }
+ if (node.kind === 291) {
+ isBundledEmit = true;
+ refs = ts.createMap();
+ libs = ts.createMap();
+ var hasNoDefaultLib_1 = false;
+ var bundle = ts.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 = ts.createMap();
+ 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) ? ts.createNodeArray(transformDeclarationsForJS(sourceFile, true)) : ts.visitNodes(sourceFile.statements, visitDeclarationStatements);
+ var newFile = ts.updateSourceFileNode(sourceFile, [ts.createModuleDeclaration([], [ts.createModifier(130)], ts.createLiteral(ts.getResolvedExternalModuleName(context.getEmitHost(), sourceFile)), ts.createModuleBlock(ts.setTextRange(ts.createNodeArray(transformAndReplaceLatePaintedStatements(statements)), sourceFile.statements)))], true, [], [], false, []);
+ return newFile;
+ }
+ needsDeclare = true;
+ var updated = ts.isSourceFileJS(sourceFile) ? ts.createNodeArray(transformDeclarationsForJS(sourceFile)) : ts.visitNodes(sourceFile.statements, visitDeclarationStatements);
+ return ts.updateSourceFileNode(sourceFile, transformAndReplaceLatePaintedStatements(updated), true, [], [], false, []);
+ }), ts.mapDefined(node.prepends, function (prepend) {
+ if (prepend.kind === 293) {
+ 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 = ts.createMap();
+ necessaryTypeReferences = undefined;
+ refs = collectReferences(currentSourceFile, ts.createMap());
+ libs = collectLibs(currentSourceFile, ts.createMap());
+ 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 = ts.createNodeArray(transformDeclarationsForJS(node));
+ refs.forEach(referenceVisitor);
+ emittedImports = ts.filter(combinedStatements, ts.isAnyImportSyntax);
+ }
+ else {
+ var statements = ts.visitNodes(node.statements, visitDeclarationStatements);
+ combinedStatements = ts.setTextRange(ts.createNodeArray(transformAndReplaceLatePaintedStatements(statements)), node.statements);
+ refs.forEach(referenceVisitor);
+ emittedImports = ts.filter(combinedStatements, ts.isAnyImportSyntax);
+ if (ts.isExternalModule(node) && (!resultHasExternalModuleIndicator || (needsScopeFixMarker && !resultHasScopeMarker))) {
+ combinedStatements = ts.setTextRange(ts.createNodeArray(__spreadArrays(combinedStatements, [ts.createEmptyExports()])), combinedStatements);
+ }
+ }
+ var updated = ts.updateSourceFileNode(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 === 75) {
+ return name;
+ }
+ else {
+ if (name.kind === 190) {
+ return ts.updateArrayBindingPattern(name, ts.visitNodes(name.elements, visitBindingElement));
+ }
+ else {
+ return ts.updateObjectBindingPattern(name, ts.visitNodes(name.elements, visitBindingElement));
+ }
+ }
+ function visitBindingElement(elem) {
+ if (elem.kind === 215) {
+ return elem;
+ }
+ return ts.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 = ts.updateParameter(p, undefined, maskModifiers(p, modifierMask), p.dotDotDotToken, filterBindingPatternInitializers(p.name), resolver.isOptionalParameter(p) ? (p.questionToken || ts.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.hasModifier(node, 8)) {
+ return;
+ }
+ if (shouldPrintWithInitializer(node)) {
+ return;
+ }
+ var shouldUseResolverType = node.kind === 156 &&
+ (resolver.isRequiredInitializedParameter(node) ||
+ resolver.isOptionalUninitializedParameterProperty(node));
+ if (type && !shouldUseResolverType) {
+ return ts.visitNode(type, visitDeclarationSubtree);
+ }
+ if (!ts.getParseTreeNode(node)) {
+ return type ? ts.visitNode(type, visitDeclarationSubtree) : ts.createKeywordTypeNode(125);
+ }
+ if (node.kind === 164) {
+ return ts.createKeywordTypeNode(125);
+ }
+ errorNameNode = node.name;
+ var oldDiag;
+ if (!suppressNewDiagnosticContexts) {
+ oldDiag = getSymbolAccessibilityDiagnostic;
+ getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(node);
+ }
+ if (node.kind === 242 || node.kind === 191) {
+ return cleanup(resolver.createTypeOfDeclaration(node, enclosingDeclaration, declarationEmitNodeBuilderFlags, symbolTracker));
+ }
+ if (node.kind === 156
+ || node.kind === 159
+ || node.kind === 158) {
+ 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 || ts.createKeywordTypeNode(125);
+ }
+ }
+ function isDeclarationAndNotVisible(node) {
+ node = ts.getParseTreeNode(node);
+ switch (node.kind) {
+ case 244:
+ case 249:
+ case 246:
+ case 245:
+ case 247:
+ case 248:
+ return !resolver.isDeclarationVisible(node);
+ case 242:
+ return !getBindingNameVisible(node);
+ case 253:
+ case 254:
+ case 260:
+ case 259:
+ 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.hasModifier(node, 8)) {
+ return undefined;
+ }
+ var newParams = ts.map(params, function (p) { return ensureParameter(p, modifierMask); });
+ if (!newParams) {
+ return undefined;
+ }
+ return ts.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 = ts.createParameter(undefined, undefined, undefined, "value");
+ }
+ newParams = ts.append(newParams, newValueParameter);
+ }
+ return ts.createNodeArray(newParams || ts.emptyArray);
+ }
+ function ensureTypeParams(node, params) {
+ return ts.hasModifier(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 !== 249 && parent.kind !== 188);
+ if (ts.isStringLiteralLike(input)) {
+ if (isBundledEmit) {
+ var newName = ts.getExternalModuleNameFromDeclaration(context.getEmitHost(), resolver, parent);
+ if (newName) {
+ return ts.createLiteral(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 === 265) {
+ var specifier = ts.getExternalModuleImportEqualsDeclarationExpression(decl);
+ return ts.updateImportEqualsDeclaration(decl, undefined, decl.modifiers, decl.name, ts.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 ts.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 && ts.updateImportDeclaration(decl, undefined, decl.modifiers, ts.updateImportClause(decl.importClause, visibleDefaultBinding, undefined, decl.importClause.isTypeOnly), rewriteModuleSpecifier(decl, decl.moduleSpecifier));
+ }
+ if (decl.importClause.namedBindings.kind === 256) {
+ var namedBindings = resolver.isDeclarationVisible(decl.importClause.namedBindings) ? decl.importClause.namedBindings : undefined;
+ return visibleDefaultBinding || namedBindings ? ts.updateImportDeclaration(decl, undefined, decl.modifiers, ts.updateImportClause(decl.importClause, visibleDefaultBinding, namedBindings, decl.importClause.isTypeOnly), 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 ts.updateImportDeclaration(decl, undefined, decl.modifiers, ts.updateImportClause(decl.importClause, visibleDefaultBinding, bindingList && bindingList.length ? ts.updateNamedImports(decl.importClause.namedBindings, bindingList) : undefined, decl.importClause.isTypeOnly), rewriteModuleSpecifier(decl, decl.moduleSpecifier));
+ }
+ if (resolver.isImportRequiredByAugmentation(decl)) {
+ return ts.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 === 173 || input.kind === 186) && input.parent.kind !== 247);
+ if (ts.isMethodDeclaration(input) || ts.isMethodSignature(input)) {
+ if (ts.hasModifier(input, 8)) {
+ if (input.symbol && input.symbol.declarations && input.symbol.declarations[0] !== input)
+ return;
+ return cleanup(ts.createProperty(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 216: {
+ if ((ts.isEntityName(input.expression) || ts.isEntityNameExpression(input.expression))) {
+ checkEntityNameVisibility(input.expression, enclosingDeclaration);
+ }
+ var node = ts.visitEachChild(input, visitDeclarationSubtree, context);
+ return cleanup(ts.updateExpressionWithTypeArguments(node, ts.parenthesizeTypeParameters(node.typeArguments), node.expression));
+ }
+ case 169: {
+ checkEntityNameVisibility(input.typeName, enclosingDeclaration);
+ var node = ts.visitEachChild(input, visitDeclarationSubtree, context);
+ return cleanup(ts.updateTypeReferenceNode(node, node.typeName, ts.parenthesizeTypeParameters(node.typeArguments)));
+ }
+ case 166:
+ return cleanup(ts.updateConstructSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
+ case 162: {
+ var ctor = ts.createSignatureDeclaration(162, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters, 0), undefined);
+ ctor.modifiers = ts.createNodeArray(ensureModifiers(input));
+ return cleanup(ctor);
+ }
+ case 161: {
+ if (ts.isPrivateIdentifier(input.name)) {
+ return cleanup(undefined);
+ }
+ var sig = ts.createSignatureDeclaration(160, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type));
+ sig.name = input.name;
+ sig.modifiers = ts.createNodeArray(ensureModifiers(input));
+ sig.questionToken = input.questionToken;
+ return cleanup(sig);
+ }
+ case 163: {
+ if (ts.isPrivateIdentifier(input.name)) {
+ return cleanup(undefined);
+ }
+ var accessorType = getTypeAnnotationFromAllAccessorDeclarations(input, resolver.getAllAccessorDeclarations(input));
+ return cleanup(ts.updateGetAccessor(input, undefined, ensureModifiers(input), input.name, updateAccessorParamsList(input, ts.hasModifier(input, 8)), ensureType(input, accessorType), undefined));
+ }
+ case 164: {
+ if (ts.isPrivateIdentifier(input.name)) {
+ return cleanup(undefined);
+ }
+ return cleanup(ts.updateSetAccessor(input, undefined, ensureModifiers(input), input.name, updateAccessorParamsList(input, ts.hasModifier(input, 8)), undefined));
+ }
+ case 159:
+ if (ts.isPrivateIdentifier(input.name)) {
+ return cleanup(undefined);
+ }
+ return cleanup(ts.updateProperty(input, undefined, ensureModifiers(input), input.name, input.questionToken, ensureType(input, input.type), ensureNoInitializer(input)));
+ case 158:
+ if (ts.isPrivateIdentifier(input.name)) {
+ return cleanup(undefined);
+ }
+ return cleanup(ts.updatePropertySignature(input, ensureModifiers(input), input.name, input.questionToken, ensureType(input, input.type), ensureNoInitializer(input)));
+ case 160: {
+ if (ts.isPrivateIdentifier(input.name)) {
+ return cleanup(undefined);
+ }
+ return cleanup(ts.updateMethodSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type), input.name, input.questionToken));
+ }
+ case 165: {
+ return cleanup(ts.updateCallSignature(input, ensureTypeParams(input, input.typeParameters), updateParamsList(input, input.parameters), ensureType(input, input.type)));
+ }
+ case 167: {
+ return cleanup(ts.updateIndexSignature(input, undefined, ensureModifiers(input), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree) || ts.createKeywordTypeNode(125)));
+ }
+ case 242: {
+ if (ts.isBindingPattern(input.name)) {
+ return recreateBindingPattern(input.name);
+ }
+ shouldEnterSuppressNewDiagnosticsContextContext = true;
+ suppressNewDiagnosticContexts = true;
+ return cleanup(ts.updateTypeScriptVariableDeclaration(input, input.name, undefined, ensureType(input, input.type), ensureNoInitializer(input)));
+ }
+ case 155: {
+ if (isPrivateMethodTypeParameter(input) && (input.default || input.constraint)) {
+ return cleanup(ts.updateTypeParameterDeclaration(input, input.name, undefined, undefined));
+ }
+ return cleanup(ts.visitEachChild(input, visitDeclarationSubtree, context));
+ }
+ case 180: {
+ 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(ts.updateConditionalTypeNode(input, checkType, extendsType, trueType, falseType));
+ }
+ case 170: {
+ return cleanup(ts.updateFunctionTypeNode(input, ts.visitNodes(input.typeParameters, visitDeclarationSubtree), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree)));
+ }
+ case 171: {
+ return cleanup(ts.updateConstructorTypeNode(input, ts.visitNodes(input.typeParameters, visitDeclarationSubtree), updateParamsList(input, input.parameters), ts.visitNode(input.type, visitDeclarationSubtree)));
+ }
+ case 188: {
+ if (!ts.isLiteralImportTypeNode(input))
+ return cleanup(input);
+ return cleanup(ts.updateImportTypeNode(input, ts.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]);
+ }
+ }
+ 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 === 161 && ts.hasModifier(node.parent, 8);
+ }
+ function visitDeclarationStatements(input) {
+ if (!isPreservedDeclarationStatement(input)) {
+ return;
+ }
+ if (shouldStripInternal(input))
+ return;
+ switch (input.kind) {
+ case 260: {
+ if (ts.isSourceFile(input.parent)) {
+ resultHasExternalModuleIndicator = true;
+ }
+ resultHasScopeMarker = true;
+ return ts.updateExportDeclaration(input, undefined, input.modifiers, input.exportClause, rewriteModuleSpecifier(input, input.moduleSpecifier), input.isTypeOnly);
+ }
+ case 259: {
+ if (ts.isSourceFile(input.parent)) {
+ resultHasExternalModuleIndicator = true;
+ }
+ resultHasScopeMarker = true;
+ if (input.expression.kind === 75) {
+ return input;
+ }
+ else {
+ var newId = ts.createOptimisticUniqueName("_default");
+ getSymbolAccessibilityDiagnostic = function () { return ({
+ diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0,
+ errorNode: input
+ }); };
+ var varDecl = ts.createVariableDeclaration(newId, resolver.createTypeOfExpression(input.expression, input, declarationEmitNodeBuilderFlags, symbolTracker), undefined);
+ var statement = ts.createVariableStatement(needsDeclare ? [ts.createModifier(130)] : [], ts.createVariableDeclarationList([varDecl], 2));
+ return [statement, ts.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.hasModifier(statement, 512)) {
+ return statement;
+ }
+ var clone = ts.getMutableClone(statement);
+ var modifiers = ts.createModifiersFromModifierFlags(ts.getModifierFlags(statement) & (3071 ^ 1));
+ clone.modifiers = modifiers.length ? ts.createNodeArray(modifiers) : undefined;
+ return clone;
+ }
+ function transformTopLevelDeclaration(input) {
+ if (shouldStripInternal(input))
+ return;
+ switch (input.kind) {
+ case 253: {
+ return transformImportEqualsDeclaration(input);
+ }
+ case 254: {
+ 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 247:
+ return cleanup(ts.updateTypeAliasDeclaration(input, undefined, ensureModifiers(input), input.name, ts.visitNodes(input.typeParameters, visitDeclarationSubtree, ts.isTypeParameterDeclaration), ts.visitNode(input.type, visitDeclarationSubtree, ts.isTypeNode)));
+ case 246: {
+ return cleanup(ts.updateInterfaceDeclaration(input, undefined, ensureModifiers(input), input.name, ensureTypeParams(input, input.typeParameters), transformHeritageClauses(input.heritageClauses), ts.visitNodes(input.members, visitDeclarationSubtree)));
+ }
+ case 244: {
+ var clean = cleanup(ts.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.createModuleDeclaration(undefined, undefined, clean.name || ts.createIdentifier("_default"), ts.createModuleBlock([]), 16);
+ fakespace_1.flags ^= 8;
+ fakespace_1.parent = enclosingDeclaration;
+ fakespace_1.locals = ts.createSymbolTable(props);
+ fakespace_1.symbol = props[0].parent;
+ 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 varDecl = ts.createVariableDeclaration(ts.unescapeLeadingUnderscores(p.escapedName), type, undefined);
+ return ts.createVariableStatement(undefined, ts.createVariableDeclarationList([varDecl]));
+ });
+ var namespaceDecl = ts.createModuleDeclaration(undefined, ensureModifiers(input), input.name, ts.createModuleBlock(declarations), 16);
+ if (!ts.hasModifier(clean, 512)) {
+ return [clean, namespaceDecl];
+ }
+ var modifiers = ts.createModifiersFromModifierFlags((ts.getModifierFlags(clean) & ~513) | 2);
+ var cleanDeclaration = ts.updateFunctionDeclaration(clean, undefined, modifiers, undefined, clean.name, clean.typeParameters, clean.parameters, clean.type, undefined);
+ var namespaceDeclaration = ts.updateModuleDeclaration(namespaceDecl, undefined, modifiers, namespaceDecl.name, namespaceDecl.body);
+ var exportDefaultDeclaration = ts.createExportAssignment(undefined, undefined, false, namespaceDecl.name);
+ if (ts.isSourceFile(input.parent)) {
+ resultHasExternalModuleIndicator = true;
+ }
+ resultHasScopeMarker = true;
+ return [cleanDeclaration, namespaceDeclaration, exportDefaultDeclaration];
+ }
+ else {
+ return clean;
+ }
+ }
+ case 249: {
+ needsDeclare = false;
+ var inner = input.body;
+ if (inner && inner.kind === 250) {
+ 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 = ts.createNodeArray(__spreadArrays(lateStatements, [ts.createEmptyExports()]));
+ }
+ else {
+ lateStatements = ts.visitNodes(lateStatements, stripExportModifiers);
+ }
+ }
+ var body = ts.updateModuleBlock(inner, lateStatements);
+ needsDeclare = previousNeedsDeclare;
+ needsScopeFixMarker = oldNeedsScopeFix;
+ resultHasScopeMarker = oldHasScopeFix;
+ var mods = ensureModifiers(input);
+ return cleanup(ts.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(ts.updateModuleDeclaration(input, undefined, mods, input.name, body));
+ }
+ }
+ case 245: {
+ var modifiers = ts.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.hasModifier(param, 92) || shouldStripInternal(param))
+ return;
+ getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(param);
+ if (param.name.kind === 75) {
+ return preserveJsDoc(ts.createProperty(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(ts.createProperty(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 ? [
+ ts.createProperty(undefined, undefined, ts.createPrivateIdentifier("#private"), undefined, undefined, undefined)
+ ] : undefined;
+ var memberNodes = ts.concatenate(ts.concatenate(privateIdentifier, parameterProperties), ts.visitNodes(input.members, visitDeclarationSubtree));
+ var members = ts.createNodeArray(memberNodes);
+ var extendsClause_1 = ts.getEffectiveBaseTypeNode(input);
+ if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 100) {
+ var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
+ var newId_1 = ts.createOptimisticUniqueName(oldId + "_base");
+ 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 = ts.createVariableDeclaration(newId_1, resolver.createTypeOfExpression(extendsClause_1.expression, input, declarationEmitNodeBuilderFlags, symbolTracker), undefined);
+ var statement = ts.createVariableStatement(needsDeclare ? [ts.createModifier(130)] : [], ts.createVariableDeclarationList([varDecl], 2));
+ var heritageClauses = ts.createNodeArray(ts.map(input.heritageClauses, function (clause) {
+ if (clause.token === 90) {
+ var oldDiag_2 = getSymbolAccessibilityDiagnostic;
+ getSymbolAccessibilityDiagnostic = ts.createGetSymbolAccessibilityDiagnosticForNode(clause.types[0]);
+ var newClause = ts.updateHeritageClause(clause, ts.map(clause.types, function (t) { return ts.updateExpressionWithTypeArguments(t, ts.visitNodes(t.typeArguments, visitDeclarationSubtree), newId_1); }));
+ getSymbolAccessibilityDiagnostic = oldDiag_2;
+ return newClause;
+ }
+ return ts.updateHeritageClause(clause, ts.visitNodes(ts.createNodeArray(ts.filter(clause.types, function (t) { return ts.isEntityNameExpression(t.expression) || t.expression.kind === 100; })), visitDeclarationSubtree));
+ }));
+ return [statement, cleanup(ts.updateClassDeclaration(input, undefined, modifiers, input.name, typeParameters, heritageClauses, members))];
+ }
+ else {
+ var heritageClauses = transformHeritageClauses(input.heritageClauses);
+ return cleanup(ts.updateClassDeclaration(input, undefined, modifiers, input.name, typeParameters, heritageClauses, members));
+ }
+ }
+ case 225: {
+ return cleanup(transformVariableStatement(input));
+ }
+ case 248: {
+ return cleanup(ts.updateEnumDeclaration(input, undefined, ts.createNodeArray(ensureModifiers(input)), input.name, ts.createNodeArray(ts.mapDefined(input.members, function (m) {
+ if (shouldStripInternal(m))
+ return;
+ var constValue = resolver.getConstantValue(m);
+ return preserveJsDoc(ts.updateEnumMember(m, m.name, constValue !== undefined ? ts.createLiteral(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 === 249) {
+ 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 ts.updateVariableStatement(input, ts.createNodeArray(ensureModifiers(input)), ts.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 === 215) {
+ return;
+ }
+ if (e.name) {
+ if (!getBindingNameVisible(e))
+ return;
+ if (ts.isBindingPattern(e.name)) {
+ return recreateBindingPattern(e.name);
+ }
+ else {
+ return ts.createVariableDeclaration(e.name, 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.getModifierFlags(node);
+ var newFlags = ensureModifierFlags(node);
+ if (currentFlags === newFlags) {
+ return node.modifiers;
+ }
+ return ts.createModifiersFromModifierFlags(newFlags);
+ }
+ function ensureModifierFlags(node) {
+ var mask = 3071 ^ (4 | 256);
+ var additions = (needsDeclare && !isAlwaysType(node)) ? 2 : 0;
+ var parentIsFile = node.parent.kind === 290;
+ 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 ts.createNodeArray(ts.filter(ts.map(nodes, function (clause) { return ts.updateHeritageClause(clause, ts.visitNodes(ts.createNodeArray(ts.filter(clause.types, function (t) {
+ return ts.isEntityNameExpression(t.expression) || (clause.token === 90 && t.expression.kind === 100);
+ })), visitDeclarationSubtree)); }), function (clause) { return clause.types && !!clause.types.length; }));
+ }
+ }
+ ts.transformDeclarations = transformDeclarations;
+ function isAlwaysType(node) {
+ if (node.kind === 246) {
+ return true;
+ }
+ return false;
+ }
+ function maskModifiers(node, modifierMask, modifierAdditions) {
+ return ts.createModifiersFromModifierFlags(maskModifierFlags(node, modifierMask, modifierAdditions));
+ }
+ function maskModifierFlags(node, modifierMask, modifierAdditions) {
+ if (modifierMask === void 0) { modifierMask = 3071 ^ 4; }
+ if (modifierAdditions === void 0) { modifierAdditions = 0; }
+ var flags = (ts.getModifierFlags(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 === 163
+ ? accessor.type
+ : accessor.parameters.length > 0
+ ? accessor.parameters[0].type
+ : undefined;
+ }
+ }
+ function canHaveLiteralInitializer(node) {
+ switch (node.kind) {
+ case 159:
+ case 158:
+ return !ts.hasModifier(node, 8);
+ case 156:
+ case 242:
+ return true;
+ }
+ return false;
+ }
+ function isPreservedDeclarationStatement(node) {
+ switch (node.kind) {
+ case 244:
+ case 249:
+ case 253:
+ case 246:
+ case 245:
+ case 247:
+ case 248:
+ case 225:
+ case 254:
+ case 260:
+ case 259:
+ return true;
+ }
+ return false;
+ }
+ function isProcessedComponent(node) {
+ switch (node.kind) {
+ case 166:
+ case 162:
+ case 161:
+ case 163:
+ case 164:
+ case 159:
+ case 158:
+ case 160:
+ case 165:
+ case 167:
+ case 242:
+ case 155:
+ case 216:
+ case 169:
+ case 180:
+ case 170:
+ case 171:
+ case 188:
+ 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 jsx = compilerOptions.jsx;
+ 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 (jsx === 2) {
+ 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(customTransformer)
+ : wrapCustomTransformer(customTransformer);
+ };
+ }
+ function wrapScriptTransformerFactory(transformer) {
+ return wrapCustomTransformerFactory(transformer, ts.chainBundle);
+ }
+ function wrapDeclarationTransformerFactory(transformer) {
+ return wrapCustomTransformerFactory(transformer, ts.identity);
+ }
+ function noEmitSubstitution(_hint, node) {
+ return node;
+ }
+ ts.noEmitSubstitution = noEmitSubstitution;
+ function noEmitNotification(hint, node, callback) {
+ callback(hint, node);
+ }
+ ts.noEmitNotification = noEmitNotification;
+ function transformNodes(resolver, host, options, nodes, transformers, allowDtsFiles) {
+ var enabledSyntaxKindFeatures = new Array(331);
+ 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 = {
+ getCompilerOptions: function () { return options; },
+ getEmitResolver: function () { return resolver; },
+ getEmitHost: function () { return host; },
+ 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_4 = nodes; _i < nodes_4.length; _i++) {
+ var node = nodes_4[_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 = ts.map(nodes, allowDtsFiles ? transformation : transformRoot);
+ 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(ts.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 = ts.createVariableStatement(undefined, ts.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_5 = nodes; _i < nodes_5.length; _i++) {
+ var node = nodes_5[_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 || (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 (options.outFile || options.out) {
+ var prepends = host.getPrependNodes();
+ if (sourceFiles.length || prepends.length) {
+ var bundle = ts.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(host.getCompilerOptions());
+ 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 = options.outFile || options.out;
+ 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 = options.outFile || options.out;
+ 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 === 291) {
+ 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 (configFile.options.outFile || configFile.options.out) {
+ 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 (commandLine.options.outFile || commandLine.options.out) {
+ getSingleOutputFileNames(commandLine, addOutput);
+ }
+ else {
+ getOwnOutputFileNames(commandLine, inputFileName, ignoreCase, addOutput);
+ }
+ return getOutputs();
+ }
+ ts.getOutputFileNames = getOutputFileNames;
+ function getFirstProjectOutput(configFile, ignoreCase) {
+ if (configFile.options.outFile || configFile.options.out) {
+ 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())); })
+ };
+ }
+ emitJsFileOrBundle(sourceFileOrBundle, jsFilePath, sourceMapFilePath, relativeToBuildInfo);
+ emitDeclarationFileOrBundle(sourceFileOrBundle, declarationFilePath, declarationMapPath, relativeToBuildInfo);
+ emitBuildInfo(bundleBuildInfo, buildInfoPath);
+ 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) || compilerOptions.noEmit) {
+ 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, 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 = (compilerOptions.outFile || compilerOptions.out) ? [ts.createBundle(filesForEmit, !ts.isSourceFile(sourceFileOrBundle) ? sourceFileOrBundle.prepends : undefined)] : filesForEmit;
+ if (emitOnlyDtsFiles && !ts.getEmitDeclarations(compilerOptions)) {
+ filesForEmit.forEach(collectLinkedAliases);
+ }
+ var declarationTransform = ts.transformNodes(resolver, host, 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 === 290) {
+ 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 === 75) {
+ 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 === 291 ? sourceFileOrBundle : undefined;
+ var sourceFile = sourceFileOrBundle.kind === 290 ? 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 !== 290 || !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 ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizePath(filePath)), ts.combinePaths(sourceMapDir, sourceMapFile), host.getCurrentDirectory(), host.getCanonicalFileName, true);
+ }
+ else {
+ return ts.combinePaths(sourceMapDir, sourceMapFile);
+ }
+ }
+ return 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,
+ getAllAccessorDeclarations: ts.notImplemented,
+ getSymbolOfExternalModuleSpecifier: ts.notImplemented,
+ isBindingCapturedByNode: ts.notImplemented,
+ getDeclarationStatementsForSourceFile: ts.notImplemented,
+ isImportRequiredByAugmentation: ts.notImplemented,
+ };
+ function createSourceFilesFromBundleBuildInfo(bundle, buildInfoDirectory, host) {
+ var sourceFiles = bundle.sourceFiles.map(function (fileName) {
+ var sourceFile = ts.createNode(290, 0, 0);
+ sourceFile.fileName = ts.getRelativePathFromDirectory(host.getCurrentDirectory(), ts.getNormalizedAbsolutePath(fileName, buildInfoDirectory), !host.useCaseSensitiveFileNames());
+ sourceFile.text = "";
+ sourceFile.statements = ts.createNodeArray();
+ return sourceFile;
+ });
+ var jsBundle = ts.Debug.checkDefined(bundle.js);
+ ts.forEach(jsBundle.sources && jsBundle.sources.prologues, function (prologueInfo) {
+ var sourceFile = sourceFiles[prologueInfo.file];
+ sourceFile.text = prologueInfo.text;
+ sourceFile.end = prologueInfo.text.length;
+ sourceFile.statements = ts.createNodeArray(prologueInfo.directives.map(function (directive) {
+ var statement = ts.createNode(226, directive.pos, directive.end);
+ statement.expression = ts.createNode(10, directive.expression.pos, directive.expression.end);
+ statement.expression.text = directive.expression.text;
+ return statement;
+ }));
+ });
+ return sourceFiles;
+ }
+ 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 = ts.createMap();
+ var currentSourceFile;
+ var nodeIdToGeneratedName;
+ var autoGeneratedIdToGeneratedName;
+ var generatedNames;
+ var tempFlagsStack;
+ var tempFlags;
+ var reservedNamesStack;
+ var reservedNames;
+ var preserveSourceNewlines = printerOptions.preserveSourceNewlines;
+ 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 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 290: return printFile(node);
+ case 291: return printBundle(node);
+ case 292: 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 = ts.createMap();
+ 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 !== 290) {
+ return pipelineEmitWithComments;
+ }
+ case 3:
+ if (!sourceMapsDisabled && node.kind !== 290 && !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 292:
+ case 286:
+ return emitUnparsedSourceOrPrepend(node);
+ case 285:
+ return writeUnparsedNode(node);
+ case 287:
+ case 288:
+ return emitUnparsedTextLike(node);
+ case 289:
+ return emitUnparsedSyntheticReference(node);
+ case 75:
+ return emitIdentifier(node);
+ case 76:
+ return emitPrivateIdentifier(node);
+ case 153:
+ return emitQualifiedName(node);
+ case 154:
+ return emitComputedPropertyName(node);
+ case 155:
+ return emitTypeParameter(node);
+ case 156:
+ return emitParameter(node);
+ case 157:
+ return emitDecorator(node);
+ case 158:
+ return emitPropertySignature(node);
+ case 159:
+ return emitPropertyDeclaration(node);
+ case 160:
+ return emitMethodSignature(node);
+ case 161:
+ return emitMethodDeclaration(node);
+ case 162:
+ return emitConstructor(node);
+ case 163:
+ case 164:
+ return emitAccessorDeclaration(node);
+ case 165:
+ return emitCallSignature(node);
+ case 166:
+ return emitConstructSignature(node);
+ case 167:
+ return emitIndexSignature(node);
+ case 168:
+ return emitTypePredicate(node);
+ case 169:
+ return emitTypeReference(node);
+ case 170:
+ return emitFunctionType(node);
+ case 300:
+ return emitJSDocFunctionType(node);
+ case 171:
+ return emitConstructorType(node);
+ case 172:
+ return emitTypeQuery(node);
+ case 173:
+ return emitTypeLiteral(node);
+ case 174:
+ return emitArrayType(node);
+ case 175:
+ return emitTupleType(node);
+ case 176:
+ return emitOptionalType(node);
+ case 178:
+ return emitUnionType(node);
+ case 179:
+ return emitIntersectionType(node);
+ case 180:
+ return emitConditionalType(node);
+ case 181:
+ return emitInferType(node);
+ case 182:
+ return emitParenthesizedType(node);
+ case 216:
+ return emitExpressionWithTypeArguments(node);
+ case 183:
+ return emitThisType();
+ case 184:
+ return emitTypeOperator(node);
+ case 185:
+ return emitIndexedAccessType(node);
+ case 186:
+ return emitMappedType(node);
+ case 187:
+ return emitLiteralType(node);
+ case 188:
+ return emitImportTypeNode(node);
+ case 295:
+ writePunctuation("*");
+ return;
+ case 296:
+ writePunctuation("?");
+ return;
+ case 297:
+ return emitJSDocNullableType(node);
+ case 298:
+ return emitJSDocNonNullableType(node);
+ case 299:
+ return emitJSDocOptionalType(node);
+ case 177:
+ case 301:
+ return emitRestOrJSDocVariadicType(node);
+ case 189:
+ return emitObjectBindingPattern(node);
+ case 190:
+ return emitArrayBindingPattern(node);
+ case 191:
+ return emitBindingElement(node);
+ case 221:
+ return emitTemplateSpan(node);
+ case 222:
+ return emitSemicolonClassElement();
+ case 223:
+ return emitBlock(node);
+ case 225:
+ return emitVariableStatement(node);
+ case 224:
+ return emitEmptyStatement(false);
+ case 226:
+ return emitExpressionStatement(node);
+ case 227:
+ return emitIfStatement(node);
+ case 228:
+ return emitDoStatement(node);
+ case 229:
+ return emitWhileStatement(node);
+ case 230:
+ return emitForStatement(node);
+ case 231:
+ return emitForInStatement(node);
+ case 232:
+ return emitForOfStatement(node);
+ case 233:
+ return emitContinueStatement(node);
+ case 234:
+ return emitBreakStatement(node);
+ case 235:
+ return emitReturnStatement(node);
+ case 236:
+ return emitWithStatement(node);
+ case 237:
+ return emitSwitchStatement(node);
+ case 238:
+ return emitLabeledStatement(node);
+ case 239:
+ return emitThrowStatement(node);
+ case 240:
+ return emitTryStatement(node);
+ case 241:
+ return emitDebuggerStatement(node);
+ case 242:
+ return emitVariableDeclaration(node);
+ case 243:
+ return emitVariableDeclarationList(node);
+ case 244:
+ return emitFunctionDeclaration(node);
+ case 245:
+ return emitClassDeclaration(node);
+ case 246:
+ return emitInterfaceDeclaration(node);
+ case 247:
+ return emitTypeAliasDeclaration(node);
+ case 248:
+ return emitEnumDeclaration(node);
+ case 249:
+ return emitModuleDeclaration(node);
+ case 250:
+ return emitModuleBlock(node);
+ case 251:
+ return emitCaseBlock(node);
+ case 252:
+ return emitNamespaceExportDeclaration(node);
+ case 253:
+ return emitImportEqualsDeclaration(node);
+ case 254:
+ return emitImportDeclaration(node);
+ case 255:
+ return emitImportClause(node);
+ case 256:
+ return emitNamespaceImport(node);
+ case 262:
+ return emitNamespaceExport(node);
+ case 257:
+ return emitNamedImports(node);
+ case 258:
+ return emitImportSpecifier(node);
+ case 259:
+ return emitExportAssignment(node);
+ case 260:
+ return emitExportDeclaration(node);
+ case 261:
+ return emitNamedExports(node);
+ case 263:
+ return emitExportSpecifier(node);
+ case 264:
+ return;
+ case 265:
+ return emitExternalModuleReference(node);
+ case 11:
+ return emitJsxText(node);
+ case 268:
+ case 271:
+ return emitJsxOpeningElementOrFragment(node);
+ case 269:
+ case 272:
+ return emitJsxClosingElementOrFragment(node);
+ case 273:
+ return emitJsxAttribute(node);
+ case 274:
+ return emitJsxAttributes(node);
+ case 275:
+ return emitJsxSpreadAttribute(node);
+ case 276:
+ return emitJsxExpression(node);
+ case 277:
+ return emitCaseClause(node);
+ case 278:
+ return emitDefaultClause(node);
+ case 279:
+ return emitHeritageClause(node);
+ case 280:
+ return emitCatchClause(node);
+ case 281:
+ return emitPropertyAssignment(node);
+ case 282:
+ return emitShorthandPropertyAssignment(node);
+ case 283:
+ return emitSpreadAssignment(node);
+ case 284:
+ return emitEnumMember(node);
+ case 317:
+ case 323:
+ return emitJSDocPropertyLikeTag(node);
+ case 318:
+ case 320:
+ case 319:
+ case 316:
+ return emitJSDocSimpleTypedTag(node);
+ case 308:
+ case 307:
+ return emitJSDocHeritageTag(node);
+ case 321:
+ return emitJSDocTemplateTag(node);
+ case 322:
+ return emitJSDocTypedefTag(node);
+ case 315:
+ return emitJSDocCallbackTag(node);
+ case 305:
+ return emitJSDocSignature(node);
+ case 304:
+ return emitJSDocTypeLiteral(node);
+ case 310:
+ case 306:
+ return emitJSDocSimpleTag(node);
+ case 303:
+ 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 75:
+ return emitIdentifier(node);
+ case 91:
+ case 100:
+ case 102:
+ case 106:
+ case 104:
+ case 96:
+ writeTokenNode(node, writeKeyword);
+ return;
+ case 192:
+ return emitArrayLiteralExpression(node);
+ case 193:
+ return emitObjectLiteralExpression(node);
+ case 194:
+ return emitPropertyAccessExpression(node);
+ case 195:
+ return emitElementAccessExpression(node);
+ case 196:
+ return emitCallExpression(node);
+ case 197:
+ return emitNewExpression(node);
+ case 198:
+ return emitTaggedTemplateExpression(node);
+ case 199:
+ return emitTypeAssertionExpression(node);
+ case 200:
+ return emitParenthesizedExpression(node);
+ case 201:
+ return emitFunctionExpression(node);
+ case 202:
+ return emitArrowFunction(node);
+ case 203:
+ return emitDeleteExpression(node);
+ case 204:
+ return emitTypeOfExpression(node);
+ case 205:
+ return emitVoidExpression(node);
+ case 206:
+ return emitAwaitExpression(node);
+ case 207:
+ return emitPrefixUnaryExpression(node);
+ case 208:
+ return emitPostfixUnaryExpression(node);
+ case 209:
+ return emitBinaryExpression(node);
+ case 210:
+ return emitConditionalExpression(node);
+ case 211:
+ return emitTemplateExpression(node);
+ case 212:
+ return emitYieldExpression(node);
+ case 213:
+ return emitSpreadExpression(node);
+ case 214:
+ return emitClassExpression(node);
+ case 215:
+ return;
+ case 217:
+ return emitAsExpression(node);
+ case 218:
+ return emitNonNullExpression(node);
+ case 219:
+ return emitMetaProperty(node);
+ case 266:
+ return emitJsxElement(node);
+ case 267:
+ return emitJsxSelfClosingElement(node);
+ case 270:
+ return emitJsxFragment(node);
+ case 326:
+ return emitPartiallyEmittedExpression(node);
+ case 327:
+ 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 = ts.createMap();
+ 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_4 = helpers; _c < helpers_4.length; _c++) {
+ var helper = helpers_4[_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 === 291 ? 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_5 = helpers; _a < helpers_5.length; _a++) {
+ var helper = helpers_5[_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 === 287 ?
+ "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 === 75) {
+ 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 === 300 && !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 === 163 ? "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 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) {
+ writePunctuation("[");
+ emitList(node, node.elementTypes, 528);
+ writePunctuation("]");
+ }
+ 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 !== 138) {
+ writeKeyword("readonly");
+ }
+ writeSpace();
+ }
+ writePunctuation("[");
+ pipelineEmit(3, node.typeParameter);
+ 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 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.createNode(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(99, 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(85, node.pos, writeKeyword, node);
+ writeSpace();
+ emitExpression(node.expression);
+ }
+ function emitTypeOfExpression(node) {
+ emitTokenWithComment(108, node.pos, writeKeyword, node);
+ writeSpace();
+ emitExpression(node.expression);
+ }
+ function emitVoidExpression(node) {
+ emitTokenWithComment(110, node.pos, writeKeyword, node);
+ writeSpace();
+ emitExpression(node.expression);
+ }
+ function emitAwaitExpression(node) {
+ emitTokenWithComment(127, 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 === 207
+ && ((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 === 97 ? 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(121, 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(95, 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);
+ emitTokenWithComment(87, node.thenStatement.end, writeKeyword, node);
+ if (node.elseStatement.kind === 227) {
+ writeSpace();
+ emit(node.elseStatement);
+ }
+ else {
+ emitEmbeddedStatement(node, node.elseStatement);
+ }
+ }
+ }
+ function emitWhileClause(node, startPos) {
+ var openParenPos = emitTokenWithComment(111, startPos, writeKeyword, node);
+ writeSpace();
+ emitTokenWithComment(20, openParenPos, writePunctuation, node);
+ emitExpression(node.expression);
+ emitTokenWithComment(21, node.expression.end, writePunctuation, node);
+ }
+ function emitDoStatement(node) {
+ emitTokenWithComment(86, node.pos, writeKeyword, node);
+ emitEmbeddedStatement(node, node.statement);
+ if (ts.isBlock(node.statement)) {
+ writeSpace();
+ }
+ else {
+ writeLineOrSpace(node);
+ }
+ emitWhileClause(node, node.statement.end);
+ writeTrailingSemicolon();
+ }
+ function emitWhileStatement(node) {
+ emitWhileClause(node, node.pos);
+ emitEmbeddedStatement(node, node.statement);
+ }
+ function emitForStatement(node) {
+ var openParenPos = emitTokenWithComment(93, 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(93, node.pos, writeKeyword, node);
+ writeSpace();
+ emitTokenWithComment(20, openParenPos, writePunctuation, node);
+ emitForBinding(node.initializer);
+ writeSpace();
+ emitTokenWithComment(97, 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(93, node.pos, writeKeyword, node);
+ writeSpace();
+ emitWithTrailingSpace(node.awaitModifier);
+ emitTokenWithComment(20, openParenPos, writePunctuation, node);
+ emitForBinding(node.initializer);
+ writeSpace();
+ emitTokenWithComment(152, 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 === 243) {
+ emit(node);
+ }
+ else {
+ emitExpression(node);
+ }
+ }
+ }
+ function emitContinueStatement(node) {
+ emitTokenWithComment(82, node.pos, writeKeyword, node);
+ emitWithLeadingSpace(node.label);
+ writeTrailingSemicolon();
+ }
+ function emitBreakStatement(node) {
+ emitTokenWithComment(77, 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(101, node.pos, writeKeyword, node);
+ emitExpressionWithLeadingSpace(node.expression);
+ writeTrailingSemicolon();
+ }
+ function emitWithStatement(node) {
+ var openParenPos = emitTokenWithComment(112, 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(103, 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(105, node.pos, writeKeyword, node);
+ emitExpressionWithLeadingSpace(node.expression);
+ writeTrailingSemicolon();
+ }
+ function emitTryStatement(node) {
+ emitTokenWithComment(107, node.pos, writeKeyword, node);
+ writeSpace();
+ emit(node.tryBlock);
+ if (node.catchClause) {
+ writeLineOrSpace(node);
+ emit(node.catchClause);
+ }
+ if (node.finallyBlock) {
+ writeLineOrSpace(node);
+ emitTokenWithComment(92, (node.catchClause || node.tryBlock).end, writeKeyword, node);
+ writeSpace();
+ emit(node.finallyBlock);
+ }
+ }
+ function emitDebuggerStatement(node) {
+ writeToken(83, 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 === 249) {
+ 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(96, 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 === 75) {
+ emitExpression(node);
+ }
+ else {
+ emit(node);
+ }
+ }
+ function emitImportDeclaration(node) {
+ emitModifiers(node, node.modifiers);
+ emitTokenWithComment(96, node.modifiers ? node.modifiers.end : node.pos, writeKeyword, node);
+ writeSpace();
+ if (node.importClause) {
+ emit(node.importClause);
+ writeSpace();
+ emitTokenWithComment(149, node.importClause.end, writeKeyword, node);
+ writeSpace();
+ }
+ emitExpression(node.moduleSpecifier);
+ writeTrailingSemicolon();
+ }
+ function emitImportClause(node) {
+ if (node.isTypeOnly) {
+ emitTokenWithComment(145, 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(123, asPos, writeKeyword, node);
+ writeSpace();
+ emit(node.name);
+ }
+ function emitNamedImports(node) {
+ emitNamedImportsOrExports(node);
+ }
+ function emitImportSpecifier(node) {
+ emitImportOrExportSpecifier(node);
+ }
+ function emitExportAssignment(node) {
+ var nextPos = emitTokenWithComment(89, node.pos, writeKeyword, node);
+ writeSpace();
+ if (node.isExportEquals) {
+ emitTokenWithComment(62, nextPos, writeOperator, node);
+ }
+ else {
+ emitTokenWithComment(84, nextPos, writeKeyword, node);
+ }
+ writeSpace();
+ emitExpression(node.expression);
+ writeTrailingSemicolon();
+ }
+ function emitExportDeclaration(node) {
+ var nextPos = emitTokenWithComment(89, node.pos, writeKeyword, node);
+ writeSpace();
+ if (node.isTypeOnly) {
+ nextPos = emitTokenWithComment(145, 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(149, fromPos, writeKeyword, node);
+ writeSpace();
+ emitExpression(node.moduleSpecifier);
+ }
+ writeTrailingSemicolon();
+ }
+ function emitNamespaceExportDeclaration(node) {
+ var nextPos = emitTokenWithComment(89, node.pos, writeKeyword, node);
+ writeSpace();
+ nextPos = emitTokenWithComment(123, nextPos, writeKeyword, node);
+ writeSpace();
+ nextPos = emitTokenWithComment(136, nextPos, writeKeyword, node);
+ writeSpace();
+ emit(node.name);
+ writeTrailingSemicolon();
+ }
+ function emitNamespaceExport(node) {
+ var asPos = emitTokenWithComment(41, node.pos, writePunctuation, node);
+ writeSpace();
+ emitTokenWithComment(123, 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(123, 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 === 75) {
+ emitExpression(node);
+ }
+ else {
+ emit(node);
+ }
+ }
+ function emitCaseClause(node) {
+ emitTokenWithComment(78, node.pos, writeKeyword, node);
+ writeSpace();
+ emitExpression(node.expression);
+ emitCaseOrDefaultClauseRest(node, node.statements, node.expression.end);
+ }
+ function emitDefaultClause(node) {
+ var pos = emitTokenWithComment(84, 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(79, 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 === 320 && !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 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 === 294) {
+ 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 === 304) {
+ 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.createNodeArray(lit.jsDocPropertyTags), 33);
+ }
+ function emitJSDocSignature(sig) {
+ if (sig.typeParameters) {
+ emitList(sig, ts.createNodeArray(sig.typeParameters), 33);
+ }
+ if (sig.parameters) {
+ emitList(sig, ts.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_22 = types; _d < types_22.length; _d++) {
+ var directive = types_22[_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.set(statement.expression.text, true);
+ }
+ }
+ }
+ 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.set(prologue.data, true);
+ }
+ }
+ }
+ }
+ function emitPrologueDirectivesIfNeeded(sourceFileOrBundle) {
+ if (ts.isSourceFile(sourceFileOrBundle)) {
+ emitPrologueDirectives(sourceFileOrBundle.statements, sourceFileOrBundle);
+ }
+ else {
+ var seenPrologueDirectives = ts.createMap();
+ 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 = ts.createMap();
+ 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.set(statement.expression.text, true);
+ (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;
+ }
+ 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(node) {
+ if (ts.getEmitFlags(node) & 1) {
+ 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.kind === 11) {
+ return 0;
+ }
+ if (!ts.positionIsSynthesized(parentNode.pos) && !ts.nodeIsSynthesized(firstChild_1) && (!firstChild_1.parent || firstChild_1.parent === 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_1 = ts.lastOrUndefined(children);
+ if (lastChild_1 === undefined) {
+ return ts.rangeIsOnSingleLine(parentNode, currentSourceFile) ? 0 : 1;
+ }
+ if (!ts.positionIsSynthesized(parentNode.pos) && !ts.nodeIsSynthesized(lastChild_1) && (!lastChild_1.parent || lastChild_1.parent === parentNode)) {
+ if (preserveSourceNewlines) {
+ return getEffectiveLines(function (includeComments) { return ts.getLinesBetweenPositionAndNextNonWhitespaceCharacter(lastChild_1.end, parentNode.end, currentSourceFile, includeComments); });
+ }
+ return ts.rangeEndPositionsAreOnSameLine(parentNode, lastChild_1, currentSourceFile) ? 0 : 1;
+ }
+ if (synthesizedNodeStartsOnNewLine(lastChild_1, 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 === 200 && 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)) {
+ return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(getTextOfNode(textSourceNode)) + "\"" :
+ neverAsciiEscape || (ts.getEmitFlags(node) & 16777216) ? "\"" + ts.escapeString(getTextOfNode(textSourceNode)) + "\"" :
+ "\"" + ts.escapeNonAsciiString(getTextOfNode(textSourceNode)) + "\"";
+ }
+ else {
+ return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
+ }
+ }
+ return ts.getLiteralText(node, currentSourceFile, neverAsciiEscape, jsxAttributeEscape);
+ }
+ 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 = ts.createMap();
+ }
+ reservedNames.set(name, true);
+ }
+ function generateNames(node) {
+ if (!node)
+ return;
+ switch (node.kind) {
+ case 223:
+ ts.forEach(node.statements, generateNames);
+ break;
+ case 238:
+ case 236:
+ case 228:
+ case 229:
+ generateNames(node.statement);
+ break;
+ case 227:
+ generateNames(node.thenStatement);
+ generateNames(node.elseStatement);
+ break;
+ case 230:
+ case 232:
+ case 231:
+ generateNames(node.initializer);
+ generateNames(node.statement);
+ break;
+ case 237:
+ generateNames(node.caseBlock);
+ break;
+ case 251:
+ ts.forEach(node.clauses, generateNames);
+ break;
+ case 277:
+ case 278:
+ ts.forEach(node.statements, generateNames);
+ break;
+ case 240:
+ generateNames(node.tryBlock);
+ generateNames(node.catchClause);
+ generateNames(node.finallyBlock);
+ break;
+ case 280:
+ generateNames(node.variableDeclaration);
+ generateNames(node.block);
+ break;
+ case 225:
+ generateNames(node.declarationList);
+ break;
+ case 243:
+ ts.forEach(node.declarations, generateNames);
+ break;
+ case 242:
+ case 156:
+ case 191:
+ case 245:
+ generateNameIfNeeded(node.name);
+ break;
+ case 244:
+ generateNameIfNeeded(node.name);
+ if (ts.getEmitFlags(node) & 524288) {
+ ts.forEach(node.parameters, generateNames);
+ generateNames(node.body);
+ }
+ break;
+ case 189:
+ case 190:
+ ts.forEach(node.elements, generateNames);
+ break;
+ case 254:
+ generateNames(node.importClause);
+ break;
+ case 255:
+ generateNameIfNeeded(node.name);
+ generateNames(node.namedBindings);
+ break;
+ case 256:
+ generateNameIfNeeded(node.name);
+ break;
+ case 262:
+ generateNameIfNeeded(node.name);
+ break;
+ case 257:
+ ts.forEach(node.elements, generateNames);
+ break;
+ case 258:
+ generateNameIfNeeded(node.propertyName || node.name);
+ break;
+ }
+ }
+ function generateMemberNames(node) {
+ if (!node)
+ return;
+ switch (node.kind) {
+ case 281:
+ case 282:
+ case 159:
+ case 161:
+ case 163:
+ case 164:
+ 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.set(baseName, true);
+ }
+ 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.set(generatedName, true);
+ }
+ 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 75:
+ return makeUniqueName(getTextOfNode(node), isUniqueName, !!(flags & 16), !!(flags & 8));
+ case 249:
+ case 248:
+ return generateNameForModuleOrEnum(node);
+ case 254:
+ case 260:
+ return generateNameForImportOrExportDeclaration(node);
+ case 244:
+ case 245:
+ case 259:
+ return generateNameForExportDefault();
+ case 214:
+ return generateNameForClassExpression();
+ case 161:
+ case 163:
+ case 164:
+ return generateNameForMethodOrAccessor(node);
+ case 154:
+ 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 !== 325;
+ 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 === 243) {
+ 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.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) {
+ 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 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 !== 325
+ && (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 !== 325
+ && (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;
+ setSourceMapSource(source);
+ emitPos(pos);
+ setSourceMapSource(savedSourceMapSource);
+ }
+ 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 (isJsonSourceMapSource(source)) {
+ return;
+ }
+ sourceMapSourceIndex = sourceMapGenerator.addSource(source.fileName);
+ if (printerOptions.inlineSources) {
+ sourceMapGenerator.setSourceContent(sourceMapSourceIndex, source.text);
+ }
+ }
+ 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 = ts.createMap();
+ 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.arrayToSet(missingFilePaths);
+ 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 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 = ts.createMap();
+ var getCanonicalFileName = ts.createGetCanonicalFileName(system.useCaseSensitiveFileNames);
+ 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.createHash || !system.getModifiedTime) {
+ system.writeFile(fileName, data, writeByteOrderMark);
+ return;
+ }
+ if (!outputFingerprints) {
+ outputFingerprints = ts.createMap();
+ }
+ var hash = system.createHash(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 = ts.createMap();
+ var fileExistsCache = ts.createMap();
+ var directoryExistsCache = ts.createMap();
+ var sourceFileCache = ts.createMap();
+ 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_2 = diagnostics; _i < diagnostics_2.length; _i++) {
+ var diagnostic = diagnostics_2[_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_3 = diagnostics; _i < diagnostics_3.length; _i++) {
+ var diagnostic = diagnostics_3[_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 = ts.createMap();
+ 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;
+ ts.inferredTypesContainingFile = "__inferred type names__.ts";
+ function isProgramUptoDate(program, rootFileNames, newOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames, projectReferences) {
+ if (!program || 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;
+ 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 = ts.createMap();
+ var refFileMap;
+ var cachedBindAndCheckDiagnosticsForFile = {};
+ var cachedDeclarationDiagnosticsForFile = {};
+ var resolvedTypeReferenceDirectives = ts.createMap();
+ var fileProcessingDiagnostics = ts.createDiagnosticCollection();
+ var maxNodeModuleJsDepth = typeof options.maxNodeModuleJsDepth === "number" ? options.maxNodeModuleJsDepth : 0;
+ var currentNodeModulesDepth = 0;
+ var modulesWithElidedImports = ts.createMap();
+ var sourceFilesFoundSearchingNodeModules = ts.createMap();
+ 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 = ts.createMap();
+ 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 = ts.createMap();
+ var sourceFileToPackageName = ts.createMap();
+ var redirectTargetsMap = ts.createMultiMap();
+ var filesByName = ts.createMap();
+ var missingFilePaths;
+ var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? ts.createMap() : 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 _b = updateHostForUseSourceOfProjectReferenceRedirect({
+ compilerHost: host,
+ useSourceOfProjectReferenceRedirect: useSourceOfProjectReferenceRedirect,
+ toPath: toPath,
+ getResolvedProjectReferences: getResolvedProjectReferences,
+ getSourceOfProjectReferenceRedirect: getSourceOfProjectReferenceRedirect,
+ forEachResolvedProjectReference: forEachResolvedProjectReference
+ }), onProgramCreateComplete = _b.onProgramCreateComplete, fileExists = _b.fileExists;
+ var shouldCreateNewSourceFile = shouldProgramCreateNewSourceFiles(oldProgram, options);
+ var structuralIsReused;
+ structuralIsReused = tryReuseStructureFromOldProgram();
+ if (structuralIsReused !== 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 = parsedRef.commandLine.options.outFile || parsedRef.commandLine.options.out;
+ if (useSourceOfProjectReferenceRedirect) {
+ if (out || ts.getEmitModuleKind(parsedRef.commandLine.options) === ts.ModuleKind.None) {
+ for (var _c = 0, _d = parsedRef.commandLine.fileNames; _c < _d.length; _c++) {
+ var fileName = _d[_c];
+ 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 _e = 0, _f = parsedRef.commandLine.fileNames; _e < _f.length; _e++) {
+ var fileName = _f[_e];
+ if (!ts.fileExtensionIs(fileName, ".d.ts") && !ts.fileExtensionIs(fileName, ".json")) {
+ processSourceFile(ts.getOutputDeclarationFileName(fileName, parsedRef.commandLine, !host.useCaseSensitiveFileNames()), false, false, undefined);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ ts.forEach(rootNames, function (name) { return processRootFile(name, false, false); });
+ var typeReferences = rootNames.length ? ts.getAutomaticTypeDirectiveNames(options, host) : ts.emptyArray;
+ if (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]);
+ }
+ }
+ 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 _g = 0, oldSourceFiles_1 = oldSourceFiles; _g < oldSourceFiles_1.length; _g++) {
+ var oldSourceFile = oldSourceFiles_1[_g];
+ 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, resolvedProjectReferencePath) {
+ if (resolvedProjectReference && !getResolvedProjectReferenceByPath(resolvedProjectReferencePath)) {
+ 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,
+ 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(); },
+ 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,
+ getProbableSymlinks: getProbableSymlinks,
+ useCaseSensitiveFileNames: function () { return host.useCaseSensitiveFileNames(); },
+ };
+ onProgramCreateComplete();
+ verifyCompilerOptions();
+ ts.performance.mark("afterProgram");
+ ts.performance.measure("Program", "beforeProgram", "afterProgram");
+ return program;
+ function resolveModuleNamesWorker(moduleNames, containingFile, reusedNames, redirectedReference) {
+ ts.performance.mark("beforeResolveModule");
+ var result = actualResolveModuleNamesWorker(moduleNames, containingFile, reusedNames, redirectedReference);
+ ts.performance.mark("afterResolveModule");
+ ts.performance.measure("ResolveModule", "beforeResolveModule", "afterResolveModule");
+ return result;
+ }
+ function resolveTypeReferenceDirectiveNamesWorker(typeDirectiveNames, containingFile, redirectedReference) {
+ ts.performance.mark("beforeResolveTypeReference");
+ var result = actualResolveTypeReferenceDirectiveNamesWorker(typeDirectiveNames, containingFile, redirectedReference);
+ ts.performance.mark("afterResolveTypeReference");
+ ts.performance.measure("ResolveTypeReference", "beforeResolveTypeReference", "afterResolveTypeReference");
+ return result;
+ }
+ 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() {
+ if (!classifiableNames) {
+ getTypeChecker();
+ classifiableNames = ts.createUnderscoreEscapedMap();
+ for (var _i = 0, files_2 = files; _i < files_2.length; _i++) {
+ var sourceFile = files_2[_i];
+ ts.copyEntries(sourceFile.classifiableNames, classifiableNames);
+ }
+ }
+ return classifiableNames;
+ }
+ function resolveModuleNamesReusingOldState(moduleNames, containingFile, file) {
+ if (structuralIsReused === 0 && !file.ambientModuleNames.length) {
+ return resolveModuleNamesWorker(moduleNames, containingFile, undefined, getResolvedProjectReferenceToRedirect(file.originalFileName));
+ }
+ var oldSourceFile = oldProgram && oldProgram.getSourceFile(containingFile);
+ if (oldSourceFile !== file && file.resolvedModules) {
+ var result_11 = [];
+ for (var _i = 0, moduleNames_1 = moduleNames; _i < moduleNames_1.length; _i++) {
+ var moduleName = moduleNames_1[_i];
+ var resolvedModule = file.resolvedModules.get(moduleName);
+ result_11.push(resolvedModule);
+ }
+ return result_11;
+ }
+ 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 = oldSourceFile && oldSourceFile.resolvedModules.get(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, containingFile);
+ }
+ (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, containingFile);
+ }
+ }
+ 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, containingFile, reusedNames, getResolvedProjectReferenceToRedirect(file.originalFileName))
+ : 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, index, parent) {
+ 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() {
+ if (!oldProgram) {
+ return 0;
+ }
+ var oldOptions = oldProgram.getCompilerOptions();
+ if (ts.changesAffectModuleResolution(oldOptions, options)) {
+ return oldProgram.structureIsReused = 0;
+ }
+ ts.Debug.assert(!(oldProgram.structureIsReused & (2 | 1)));
+ var oldRootNames = oldProgram.getRootFileNames();
+ if (!ts.arrayIsEqualTo(oldRootNames, rootNames)) {
+ return oldProgram.structureIsReused = 0;
+ }
+ if (!ts.arrayIsEqualTo(options.types, oldOptions.types)) {
+ return oldProgram.structureIsReused = 0;
+ }
+ if (!canReuseProjectReferences()) {
+ return oldProgram.structureIsReused = 0;
+ }
+ if (projectReferences) {
+ resolvedProjectReferences = projectReferences.map(parseProjectReferenceConfigFile);
+ }
+ var newSourceFiles = [];
+ var modifiedSourceFiles = [];
+ oldProgram.structureIsReused = 2;
+ if (oldProgram.getMissingFilePaths().some(function (missingFilePath) { return host.fileExists(missingFilePath); })) {
+ return oldProgram.structureIsReused = 0;
+ }
+ var oldSourceFiles = oldProgram.getSourceFiles();
+ var seenPackageNames = ts.createMap();
+ 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 oldProgram.structureIsReused = 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 oldProgram.structureIsReused = 0;
+ }
+ fileChanged = false;
+ newSourceFile = oldSourceFile;
+ }
+ else if (oldProgram.redirectTargetsMap.has(oldSourceFile.path)) {
+ if (newSourceFile !== oldSourceFile) {
+ return oldProgram.structureIsReused = 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 oldProgram.structureIsReused = 0;
+ }
+ seenPackageNames.set(packageName, newKind);
+ }
+ if (fileChanged) {
+ if (!ts.arrayIsEqualTo(oldSourceFile.libReferenceDirectives, newSourceFile.libReferenceDirectives, fileReferenceIsEqualTo)) {
+ return oldProgram.structureIsReused = 0;
+ }
+ if (oldSourceFile.hasNoDefaultLib !== newSourceFile.hasNoDefaultLib) {
+ oldProgram.structureIsReused = 1;
+ }
+ if (!ts.arrayIsEqualTo(oldSourceFile.referencedFiles, newSourceFile.referencedFiles, fileReferenceIsEqualTo)) {
+ oldProgram.structureIsReused = 1;
+ }
+ collectExternalModuleReferences(newSourceFile);
+ if (!ts.arrayIsEqualTo(oldSourceFile.imports, newSourceFile.imports, moduleNameIsEqualTo)) {
+ oldProgram.structureIsReused = 1;
+ }
+ if (!ts.arrayIsEqualTo(oldSourceFile.moduleAugmentations, newSourceFile.moduleAugmentations, moduleNameIsEqualTo)) {
+ oldProgram.structureIsReused = 1;
+ }
+ if ((oldSourceFile.flags & 3145728) !== (newSourceFile.flags & 3145728)) {
+ oldProgram.structureIsReused = 1;
+ }
+ if (!ts.arrayIsEqualTo(oldSourceFile.typeReferenceDirectives, newSourceFile.typeReferenceDirectives, fileReferenceIsEqualTo)) {
+ oldProgram.structureIsReused = 1;
+ }
+ modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile });
+ }
+ else if (hasInvalidatedResolution(oldSourceFile.path)) {
+ oldProgram.structureIsReused = 1;
+ modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile });
+ }
+ newSourceFiles.push(newSourceFile);
+ }
+ if (oldProgram.structureIsReused !== 2) {
+ return oldProgram.structureIsReused;
+ }
+ var modifiedFiles = modifiedSourceFiles.map(function (f) { return f.oldFile; });
+ for (var _a = 0, oldSourceFiles_3 = oldSourceFiles; _a < oldSourceFiles_3.length; _a++) {
+ var oldFile = oldSourceFiles_3[_a];
+ if (!ts.contains(modifiedFiles, oldFile)) {
+ for (var _b = 0, _c = oldFile.ambientModuleNames; _b < _c.length; _b++) {
+ var moduleName = _c[_b];
+ ambientModuleNameToUnmodifiedFileName.set(moduleName, oldFile.fileName);
+ }
+ }
+ }
+ for (var _d = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _d < modifiedSourceFiles_1.length; _d++) {
+ var _e = modifiedSourceFiles_1[_d], oldSourceFile = _e.oldFile, newSourceFile = _e.newFile;
+ var newSourceFilePath = ts.getNormalizedAbsolutePath(newSourceFile.originalFileName, currentDirectory);
+ var moduleNames = getModuleNames(newSourceFile);
+ var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFilePath, newSourceFile);
+ var resolutionsChanged = ts.hasChangesInResolutions(moduleNames, resolutions, oldSourceFile.resolvedModules, ts.moduleResolutionIsEqualTo);
+ if (resolutionsChanged) {
+ oldProgram.structureIsReused = 1;
+ newSourceFile.resolvedModules = ts.zipToMap(moduleNames, resolutions);
+ }
+ else {
+ newSourceFile.resolvedModules = oldSourceFile.resolvedModules;
+ }
+ if (resolveTypeReferenceDirectiveNamesWorker) {
+ var typesReferenceDirectives = ts.map(newSourceFile.typeReferenceDirectives, function (ref) { return ts.toFileNameLowerCase(ref.fileName); });
+ var resolutions_1 = resolveTypeReferenceDirectiveNamesWorker(typesReferenceDirectives, newSourceFilePath, getResolvedProjectReferenceToRedirect(newSourceFile.originalFileName));
+ var resolutionsChanged_1 = ts.hasChangesInResolutions(typesReferenceDirectives, resolutions_1, oldSourceFile.resolvedTypeReferenceDirectiveNames, ts.typeDirectiveIsEqualTo);
+ if (resolutionsChanged_1) {
+ oldProgram.structureIsReused = 1;
+ newSourceFile.resolvedTypeReferenceDirectiveNames = ts.zipToMap(typesReferenceDirectives, resolutions_1);
+ }
+ else {
+ newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames;
+ }
+ }
+ }
+ if (oldProgram.structureIsReused !== 2) {
+ return oldProgram.structureIsReused;
+ }
+ if (host.hasChangedAutomaticTypeDirectiveNames) {
+ return oldProgram.structureIsReused = 1;
+ }
+ missingFilePaths = oldProgram.getMissingFilePaths();
+ refFileMap = oldProgram.getRefFileMap();
+ ts.Debug.assert(newSourceFiles.length === oldProgram.getSourceFiles().length);
+ for (var _f = 0, newSourceFiles_1 = newSourceFiles; _f < newSourceFiles_1.length; _f++) {
+ var newSourceFile = newSourceFiles_1[_f];
+ 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 _g = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _g < modifiedSourceFiles_2.length; _g++) {
+ var modifiedFile = modifiedSourceFiles_2[_g];
+ fileProcessingDiagnostics.reattachFileDiagnostics(modifiedFile.newFile);
+ }
+ resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives();
+ sourceFileToPackageName = oldProgram.sourceFileToPackageName;
+ redirectTargetsMap = oldProgram.redirectTargetsMap;
+ return oldProgram.structureIsReused = 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,
+ getProbableSymlinks: getProbableSymlinks,
+ 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(!options.out && !options.outFile);
+ 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");
+ return emitResult;
+ }
+ function getResolvedProjectReferences() {
+ return resolvedProjectReferences;
+ }
+ function getProjectReferences() {
+ return projectReferences;
+ }
+ function getPrependNodes() {
+ return createPrependNodes(projectReferences, function (_ref, index) { return resolvedProjectReferences[index].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) {
+ return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers, forceDtsEmit); });
+ }
+ function isEmitBlocked(emitFileName) {
+ return hasEmitBlockingDiagnostics.has(toPath(emitFileName));
+ }
+ function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, customTransformers, forceDtsEmit) {
+ if (!forceDtsEmit) {
+ var result = handleNoEmitOptions(program, sourceFile, cancellationToken);
+ if (result)
+ return result;
+ }
+ var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver((options.outFile || options.out) ? 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 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 || options.out || options.outFile) {
+ 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(getBindAndCheckDiagnosticsForFile(sourceFile, cancellationToken), 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, bindDiagnostics, checkDiagnostics, isCheckJs ? sourceFile.jsDocDiagnostics : undefined);
+ });
+ }
+ function getMergedBindAndCheckDiagnostics(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;
+ }
+ 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 156:
+ case 159:
+ case 161:
+ if (parent.questionToken === node) {
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, "?"));
+ return "skip";
+ }
+ case 160:
+ case 162:
+ case 163:
+ case 164:
+ case 201:
+ case 244:
+ case 202:
+ case 242:
+ 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 255:
+ if (node.isTypeOnly) {
+ diagnostics.push(createDiagnosticForNode(node.parent, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, "import type"));
+ return "skip";
+ }
+ break;
+ case 260:
+ if (node.isTypeOnly) {
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, "export type"));
+ return "skip";
+ }
+ break;
+ case 253:
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ case 259:
+ if (node.isExportEquals) {
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ }
+ break;
+ case 279:
+ var heritageClause = node;
+ if (heritageClause.token === 113) {
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ }
+ break;
+ case 246:
+ var interfaceKeyword = ts.tokenToString(114);
+ ts.Debug.assertIsDefined(interfaceKeyword);
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, interfaceKeyword));
+ return "skip";
+ case 249:
+ var moduleKeyword = node.flags & 16 ? ts.tokenToString(136) : ts.tokenToString(135);
+ ts.Debug.assertIsDefined(moduleKeyword);
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, moduleKeyword));
+ return "skip";
+ case 247:
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Type_aliases_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ case 248:
+ var enumKeyword = ts.Debug.checkDefined(ts.tokenToString(88));
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_declarations_can_only_be_used_in_TypeScript_files, enumKeyword));
+ return "skip";
+ case 218:
+ diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Non_null_assertions_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ case 217:
+ diagnostics.push(createDiagnosticForNode(node.type, ts.Diagnostics.Type_assertion_expressions_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ case 199:
+ 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 245:
+ case 214:
+ case 161:
+ case 162:
+ case 163:
+ case 164:
+ case 201:
+ case 244:
+ case 202:
+ if (nodes === parent.typeParameters) {
+ diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.Type_parameter_declarations_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ }
+ case 225:
+ if (nodes === parent.modifiers) {
+ checkModifiers(parent.modifiers, parent.kind === 225);
+ return "skip";
+ }
+ break;
+ case 159:
+ if (nodes === parent.modifiers) {
+ for (var _i = 0, _a = nodes; _i < _a.length; _i++) {
+ var modifier = _a[_i];
+ if (modifier.kind !== 120) {
+ diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, ts.tokenToString(modifier.kind)));
+ }
+ }
+ return "skip";
+ }
+ break;
+ case 156:
+ if (nodes === parent.modifiers) {
+ diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.Parameter_modifiers_can_only_be_used_in_TypeScript_files));
+ return "skip";
+ }
+ break;
+ case 196:
+ case 197:
+ case 216:
+ case 267:
+ case 268:
+ case 198:
+ 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_1 = modifiers; _i < modifiers_1.length; _i++) {
+ var modifier = modifiers_1[_i];
+ switch (modifier.kind) {
+ case 81:
+ if (isConstValid) {
+ continue;
+ }
+ case 119:
+ case 117:
+ case 118:
+ case 138:
+ case 130:
+ case 122:
+ diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics.The_0_modifier_can_only_be_used_in_TypeScript_files, ts.tokenToString(modifier.kind)));
+ break;
+ case 120:
+ case 89:
+ case 84:
+ }
+ }
+ }
+ 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 cachedResult = sourceFile
+ ? cache.perFile && cache.perFile.get(sourceFile.path)
+ : cache.allDiagnostics;
+ if (cachedResult) {
+ return cachedResult;
+ }
+ var result = getDiagnostics(sourceFile, cancellationToken);
+ if (sourceFile) {
+ if (!cache.perFile) {
+ cache.perFile = ts.createMap();
+ }
+ cache.perFile.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) {
+ if (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 === 75
+ ? b.kind === 75 && a.escapedText === b.escapedText
+ : b.kind === 10 && a.text === b.text;
+ }
+ 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.importHelpers
+ && (options.isolatedModules || isExternalModuleFile)
+ && !file.isDeclarationFile) {
+ var externalHelpersModuleReference = ts.createLiteral(ts.externalHelpersModuleNameText);
+ var importDecl = ts.createImportDeclaration(undefined, undefined, undefined, externalHelpersModuleReference);
+ ts.addEmitFlags(importDecl, 67108864);
+ externalHelpersModuleReference.parent = importDecl;
+ importDecl.parent = file;
+ imports = [externalHelpersModuleReference];
+ }
+ 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.hasModifier(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 (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) {
+ 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 (redirectProject.commandLine.options.outFile || redirectProject.commandLine.options.out) {
+ 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 = referencedProject.commandLine.options.outFile || referencedProject.commandLine.options.out;
+ return out ?
+ ts.changeExtension(out, ".d.ts") :
+ ts.getOutputDeclarationFileName(fileName, referencedProject.commandLine, !host.useCaseSensitiveFileNames());
+ }
+ function getResolvedProjectReferenceToRedirect(fileName) {
+ if (mapFromFileToProjectReferenceRedirects === undefined) {
+ mapFromFileToProjectReferenceRedirects = ts.createMap();
+ forEachResolvedProjectReference(function (referencedProject, referenceProjectPath) {
+ if (referencedProject &&
+ toPath(options.configFilePath) !== referenceProjectPath) {
+ referencedProject.commandLine.fileNames.forEach(function (f) {
+ return mapFromFileToProjectReferenceRedirects.set(toPath(f), referenceProjectPath);
+ });
+ }
+ });
+ }
+ var referencedProjectPath = mapFromFileToProjectReferenceRedirects.get(toPath(fileName));
+ return referencedProjectPath && getResolvedProjectReferenceByPath(referencedProjectPath);
+ }
+ function forEachResolvedProjectReference(cb) {
+ return forEachProjectReference(projectReferences, resolvedProjectReferences, function (resolvedRef, index, parent) {
+ var ref = (parent ? parent.commandLine.projectReferences : projectReferences)[index];
+ var resolvedRefPath = toPath(resolveProjectReferencePath(ref));
+ return cb(resolvedRef, resolvedRefPath);
+ });
+ }
+ function getSourceOfProjectReferenceRedirect(file) {
+ if (!ts.isDeclarationFileName(file))
+ return undefined;
+ if (mapFromToProjectReferenceRedirectSource === undefined) {
+ mapFromToProjectReferenceRedirectSource = ts.createMap();
+ forEachResolvedProjectReference(function (resolvedRef) {
+ if (resolvedRef) {
+ var out = resolvedRef.commandLine.options.outFile || resolvedRef.commandLine.options.out;
+ 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 forEachProjectReference(projectReferences, resolvedProjectReferences, cbResolvedRef, cbRef) {
+ var seenResolvedRefs;
+ return worker(projectReferences, resolvedProjectReferences, undefined, cbResolvedRef, cbRef);
+ function worker(projectReferences, resolvedProjectReferences, parent, cbResolvedRef, cbRef) {
+ if (cbRef) {
+ var result = cbRef(projectReferences, parent);
+ if (result) {
+ return result;
+ }
+ }
+ return ts.forEach(resolvedProjectReferences, function (resolvedRef, index) {
+ if (ts.contains(seenResolvedRefs, resolvedRef)) {
+ return undefined;
+ }
+ var result = cbResolvedRef(resolvedRef, index, parent);
+ if (result) {
+ return result;
+ }
+ if (!resolvedRef)
+ return undefined;
+ (seenResolvedRefs || (seenResolvedRefs = [])).push(resolvedRef);
+ return worker(resolvedRef.commandLine.projectReferences, resolvedRef.references, resolvedRef, cbResolvedRef, cbRef);
+ });
+ }
+ }
+ 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.originalFileName);
+ 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.originalFileName, getResolvedProjectReferenceToRedirect(file.originalFileName));
+ 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) {
+ 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, ts.getNormalizedAbsolutePath(file.originalFileName, currentDirectory), 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 && !options.allowJs)
+ && (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 = ts.arrayToSet(rootNames, 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 = ts.createMap();
+ }
+ 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.paths && options.baseUrl === undefined) {
+ createDiagnosticForOptionName(ts.Diagnostics.Option_paths_cannot_be_used_without_specifying_baseUrl_option, "paths");
+ }
+ 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");
+ }
+ }
+ 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 && !options.outFile && !options.out && !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));
+ }
+ if (!options.listFilesOnly && options.noEmit && ts.isIncrementalCompilation(options)) {
+ createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noEmit", options.incremental ? "incremental" : "composite");
+ }
+ verifyProjectReferences();
+ if (options.composite) {
+ var rootPaths = ts.arrayToSet(rootNames, 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);
+ }
+ }
+ 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 (options.out || options.outFile) {
+ 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 outFile = options.outFile || options.out;
+ 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.All_files_must_be_modules_when_the_isolatedModules_flag_is_provided));
+ }
+ }
+ 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 (outFile && !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 && !options.allowJs) {
+ 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 (!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.noEmit && !options.suppressOutputPathCheck) {
+ var emitHost = getEmitHost();
+ var emitFilesSeen_1 = ts.createMap();
+ 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.set(emitFileKey, true);
+ }
+ }
+ }
+ }
+ 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 && 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.noEmit && !options.suppressOutputPathCheck ? ts.getTsBuildInfoEmitOutputFilePath(options) : undefined;
+ forEachProjectReference(projectReferences, resolvedProjectReferences, function (resolvedRef, index, parent) {
+ 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) {
+ var inputs = parent ? parent.commandLine.fileNames : rootNames;
+ if (inputs.length) {
+ createDiagnosticForReference(parentFile, index, ts.Diagnostics.Referenced_project_0_must_have_setting_composite_Colon_true, ref.path);
+ }
+ }
+ if (ref.prepend) {
+ var out = options.outFile || options.out;
+ 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 = options.outFile || options.out;
+ 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 getProbableSymlinks() {
+ if (host.getSymlinks) {
+ return host.getSymlinks();
+ }
+ return symlinks || (symlinks = ts.discoverProbableSymlinks(files, getCanonicalFileName, host.getCurrentDirectory()));
+ }
+ }
+ ts.createProgram = createProgram;
+ function updateHostForUseSourceOfProjectReferenceRedirect(host) {
+ var mapOfDeclarationDirectories;
+ var symlinkedDirectories;
+ var symlinkedFiles;
+ 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;
+ if (originalDirectoryExists) {
+ host.compilerHost.directoryExists = function (path) {
+ if (originalDirectoryExists.call(host.compilerHost, path)) {
+ handleDirectoryCouldBeSymlink(path);
+ return true;
+ }
+ if (!host.getResolvedProjectReferences())
+ return false;
+ if (!mapOfDeclarationDirectories) {
+ mapOfDeclarationDirectories = ts.createMap();
+ host.forEachResolvedProjectReference(function (ref) {
+ if (!ref)
+ return;
+ var out = ref.commandLine.options.outFile || ref.commandLine.options.out;
+ if (out) {
+ mapOfDeclarationDirectories.set(ts.getDirectoryPath(host.toPath(out)), true);
+ }
+ else {
+ var declarationDir = ref.commandLine.options.declarationDir || ref.commandLine.options.outDir;
+ if (declarationDir) {
+ mapOfDeclarationDirectories.set(host.toPath(declarationDir), true);
+ }
+ }
+ });
+ }
+ 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) {
+ return (symlinkedFiles === null || symlinkedFiles === void 0 ? void 0 : symlinkedFiles.get(host.toPath(s))) ||
+ originalRealpath.call(host.compilerHost, s);
+ };
+ }
+ return { onProgramCreateComplete: onProgramCreateComplete, fileExists: fileExists };
+ 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(mapOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
+ ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
+ ts.startsWith(dirPath, declDirPath + "/"); });
+ }
+ function handleDirectoryCouldBeSymlink(directory) {
+ if (!host.getResolvedProjectReferences())
+ return;
+ if (!originalRealpath || !ts.stringContains(directory, ts.nodeModulesPathPart))
+ return;
+ if (!symlinkedDirectories)
+ symlinkedDirectories = ts.createMap();
+ var directoryPath = ts.ensureTrailingDirectorySeparator(host.toPath(directory));
+ if (symlinkedDirectories.has(directoryPath))
+ return;
+ var real = ts.normalizePath(originalRealpath.call(host.compilerHost, directory));
+ var realPath;
+ if (real === directory ||
+ (realPath = ts.ensureTrailingDirectorySeparator(host.toPath(real))) === directoryPath) {
+ symlinkedDirectories.set(directoryPath, false);
+ return;
+ }
+ symlinkedDirectories.set(directoryPath, {
+ real: ts.ensureTrailingDirectorySeparator(real),
+ realPath: realPath
+ });
+ }
+ function fileOrDirectoryExistsUsingSource(fileOrDirectory, isFile) {
+ var fileOrDirectoryExistsUsingSource = isFile ?
+ function (file) { return fileExistsIfProjectReferenceDts(file); } :
+ function (dir) { return directoryExistsIfProjectReferenceDeclDir(dir); };
+ var result = fileOrDirectoryExistsUsingSource(fileOrDirectory);
+ if (result !== undefined)
+ return result;
+ if (!symlinkedDirectories)
+ return false;
+ var fileOrDirectoryPath = host.toPath(fileOrDirectory);
+ if (!ts.stringContains(fileOrDirectoryPath, ts.nodeModulesPathPart))
+ return false;
+ if (isFile && symlinkedFiles && symlinkedFiles.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) {
+ if (!symlinkedFiles)
+ symlinkedFiles = ts.createMap();
+ var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
+ symlinkedFiles.set(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+ }
+ return result;
+ }) || false;
+ }
+ }
+ function handleNoEmitOptions(program, sourceFile, cancellationToken) {
+ var options = program.getCompilerOptions();
+ if (options.noEmit) {
+ return { diagnostics: ts.emptyArray, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true };
+ }
+ 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);
+ }
+ return diagnostics.length > 0 ?
+ { diagnostics: diagnostics, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true } :
+ undefined;
+ }
+ ts.handleNoEmitOptions = handleNoEmitOptions;
+ 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 = resolvedRefOpts.options.outFile || resolvedRefOpts.options.out;
+ 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 options.allowJs || !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) {
+ if (!referencedFiles) {
+ referencedFiles = ts.createMap();
+ }
+ referencedFiles.set(referencedPath, true);
+ }
+ }
+ function canReuseOldState(newReferencedMap, oldState) {
+ return oldState && !oldState.referencedMap === !newReferencedMap;
+ }
+ BuilderState.canReuseOldState = canReuseOldState;
+ function create(newProgram, getCanonicalFileName, oldState) {
+ var fileInfos = ts.createMap();
+ var referencedMap = newProgram.getCompilerOptions().module !== ts.ModuleKind.None ? ts.createMap() : undefined;
+ var exportedModulesMap = referencedMap ? ts.createMap() : undefined;
+ var hasCalledUpdateShapeSignature = ts.createMap();
+ var useOldState = canReuseOldState(referencedMap, oldState);
+ for (var _i = 0, _a = newProgram.getSourceFiles(); _i < _a.length; _i++) {
+ var sourceFile = _a[_i];
+ var version_1 = 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_1, 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) {
+ var fileInfos = ts.createMap();
+ state.fileInfos.forEach(function (value, key) {
+ fileInfos.set(key, __assign({}, value));
+ });
+ return {
+ fileInfos: fileInfos,
+ referencedMap: cloneMapOrUndefined(state.referencedMap),
+ exportedModulesMap: cloneMapOrUndefined(state.exportedModulesMap),
+ hasCalledUpdateShapeSignature: ts.cloneMap(state.hasCalledUpdateShapeSignature),
+ };
+ }
+ BuilderState.clone = clone;
+ function getFilesAffectedBy(state, programOfThisState, path, cancellationToken, computeHash, cacheToUpdateSignature, exportedModulesMapCache) {
+ var signatureCache = cacheToUpdateSignature || ts.createMap();
+ 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.set(path, true);
+ }
+ 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(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 = ts.createMap();
+ }
+ exportedModules.set(exportedModulePath, true);
+ }
+ }
+ }
+ 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 (compilerOptions.outFile || compilerOptions.out) {
+ return getAllFileNames(state, programOfThisState);
+ }
+ if (!state.referencedMap || isFileAffectingGlobalScope(sourceFile)) {
+ return getAllFileNames(state, programOfThisState);
+ }
+ var seenMap = ts.createMap();
+ var queue = [sourceFile.resolvedPath];
+ while (queue.length) {
+ var path = queue.pop();
+ if (!seenMap.has(path)) {
+ seenMap.set(path, true);
+ 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 file = programOfThisState.getSourceFileByPath(path);
+ return file ? file.fileName : 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 && (compilerOptions.out || compilerOptions.outFile)) {
+ 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 || compilerOptions.out || compilerOptions.outFile)) {
+ return [sourceFileWithUpdatedShape];
+ }
+ var seenFileNamesMap = ts.createMap();
+ 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 = {}));
+ function cloneMapOrUndefined(map) {
+ return map ? ts.cloneMap(map) : undefined;
+ }
+ ts.cloneMapOrUndefined = cloneMapOrUndefined;
+})(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 (!compilerOptions.outFile && !compilerOptions.out) {
+ state.semanticDiagnosticsPerFile = ts.createMap();
+ }
+ state.changedFilesSet = ts.createMap();
+ 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");
+ }
+ if (changedFilesSet) {
+ ts.copyEntries(changedFilesSet, state.changedFilesSet);
+ }
+ if (!compilerOptions.outFile && !compilerOptions.out && oldState.affectedFilesPendingEmit) {
+ state.affectedFilesPendingEmit = oldState.affectedFilesPendingEmit.slice();
+ state.affectedFilesPendingEmitKind = ts.cloneMapOrUndefined(oldState.affectedFilesPendingEmitKind);
+ state.affectedFilesPendingEmitIndex = oldState.affectedFilesPendingEmitIndex;
+ state.seenAffectedFiles = ts.createMap();
+ }
+ }
+ 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.set(sourceFilePath, true);
+ }
+ 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 = ts.createMap();
+ }
+ state.semanticDiagnosticsFromOldState.set(sourceFilePath, true);
+ }
+ }
+ });
+ 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.set(file.resolvedPath, true); });
+ }
+ else if (oldCompilerOptions && 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 || ts.createMap();
+ }
+ state.emittedBuildInfo = !state.changedFilesSet.size && !state.affectedFilesPendingEmit;
+ 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.source = diagnostic.source;
+ var relatedInformation = diagnostic.relatedInformation;
+ result.relatedInformation = relatedInformation ?
+ relatedInformation.length ?
+ relatedInformation.map(function (r) { return convertToDiagnosticRelatedInformation(r, newProgram, toPath); }) :
+ ts.emptyArray :
+ 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 = ts.cloneMapOrUndefined(state.semanticDiagnosticsPerFile);
+ newState.changedFilesSet = ts.cloneMap(state.changedFilesSet);
+ newState.affectedFiles = state.affectedFiles;
+ newState.affectedFilesIndex = state.affectedFilesIndex;
+ newState.currentChangedFilePath = state.currentChangedFilePath;
+ newState.currentAffectedFilesSignatures = ts.cloneMapOrUndefined(state.currentAffectedFilesSignatures);
+ newState.currentAffectedFilesExportedModulesMap = ts.cloneMapOrUndefined(state.currentAffectedFilesExportedModulesMap);
+ newState.seenAffectedFiles = ts.cloneMapOrUndefined(state.seenAffectedFiles);
+ newState.cleanedDiagnosticsOfLibFiles = state.cleanedDiagnosticsOfLibFiles;
+ newState.semanticDiagnosticsFromOldState = ts.cloneMapOrUndefined(state.semanticDiagnosticsFromOldState);
+ newState.program = state.program;
+ newState.compilerOptions = state.compilerOptions;
+ newState.affectedFilesPendingEmit = state.affectedFilesPendingEmit && state.affectedFilesPendingEmit.slice();
+ newState.affectedFilesPendingEmitKind = ts.cloneMapOrUndefined(state.affectedFilesPendingEmitKind);
+ newState.affectedFilesPendingEmitIndex = state.affectedFilesPendingEmitIndex;
+ newState.seenEmittedFiles = ts.cloneMapOrUndefined(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 (compilerOptions.outFile || compilerOptions.out) {
+ ts.Debug.assert(!state.semanticDiagnosticsPerFile);
+ return program;
+ }
+ state.currentAffectedFilesSignatures = state.currentAffectedFilesSignatures || ts.createMap();
+ if (state.exportedModulesMap) {
+ state.currentAffectedFilesExportedModulesMap = state.currentAffectedFilesExportedModulesMap || ts.createMap();
+ }
+ state.affectedFiles = ts.BuilderState.getFilesAffectedBy(state, program, nextKey.value, cancellationToken, computeHash, state.currentAffectedFilesSignatures, state.currentAffectedFilesExportedModulesMap);
+ state.currentChangedFilePath = nextKey.value;
+ state.affectedFilesIndex = 0;
+ state.seenAffectedFiles = state.seenAffectedFiles || ts.createMap();
+ }
+ }
+ function getNextAffectedFilePendingEmit(state) {
+ var affectedFilesPendingEmit = state.affectedFilesPendingEmit;
+ if (affectedFilesPendingEmit) {
+ var seenEmittedFiles = state.seenEmittedFiles || (state.seenEmittedFiles = ts.createMap());
+ 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 isChangedSignagure(state, path) {
+ var newSignature = ts.Debug.checkDefined(state.currentAffectedFilesSignatures).get(path);
+ var oldSignagure = ts.Debug.checkDefined(state.fileInfos.get(path)).signature;
+ return newSignature !== oldSignagure;
+ }
+ function forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, fn) {
+ if (!state.exportedModulesMap || !state.changedFilesSet.has(affectedFile.resolvedPath)) {
+ return;
+ }
+ if (!isChangedSignagure(state, affectedFile.resolvedPath))
+ return;
+ if (state.compilerOptions.isolatedModules) {
+ var seenFileNamesMap = ts.createMap();
+ 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 && isChangedSignagure(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 = ts.createMap();
+ 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.addToSeen(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.emittedBuildInfo = true;
+ }
+ else if (affected === state.program) {
+ state.changedFilesSet.clear();
+ state.programEmitComplete = true;
+ }
+ else {
+ state.seenAffectedFiles.set(affected.resolvedPath, true);
+ if (emitKind !== undefined) {
+ (state.seenEmittedFiles || (state.seenEmittedFiles = ts.createMap())).set(affected.resolvedPath, emitKind);
+ }
+ if (isPendingEmit) {
+ state.affectedFilesPendingEmitIndex++;
+ }
+ 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 cachedDiagnostics;
+ }
+ }
+ var diagnostics = ts.Debug.checkDefined(state.program).getBindAndCheckDiagnostics(sourceFile, cancellationToken);
+ if (state.semanticDiagnosticsPerFile) {
+ state.semanticDiagnosticsPerFile.set(path, diagnostics);
+ }
+ return diagnostics;
+ }
+ function getProgramBuildInfo(state, getCanonicalFileName) {
+ if (state.compilerOptions.outFile || state.compilerOptions.out)
+ 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;
+ }
+ 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.source = diagnostic.source;
+ var relatedInformation = diagnostic.relatedInformation;
+ result.relatedInformation = relatedInformation ?
+ relatedInformation.length ?
+ relatedInformation.map(function (r) { return convertToReusableDiagnosticRelatedInformation(r, relativeToBuildInfo); }) :
+ ts.emptyArray :
+ 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 = host.createHash || ts.generateDjb2Hash;
+ 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;
+ }
+ else {
+ ts.notImplemented();
+ }
+ return builderProgram;
+ function emitNextAffectedFile(writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers) {
+ var affected = getNextAffectedFile(state, cancellationToken, computeHash);
+ var emitKind = 1;
+ var isPendingEmitFile = false;
+ if (!affected) {
+ if (!state.compilerOptions.out && !state.compilerOptions.outFile) {
+ var pendingAffectedFile = getNextAffectedFilePendingEmit(state);
+ if (!pendingAffectedFile) {
+ if (state.emittedBuildInfo) {
+ 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) {
+ if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) {
+ assertSourceFileOkWithoutNextAffectedCall(state, targetSourceFile);
+ var result = ts.handleNoEmitOptions(builderProgram, targetSourceFile, cancellationToken);
+ if (result)
+ return result;
+ if (!targetSourceFile) {
+ 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) {
+ 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 (compilerOptions.outFile || compilerOptions.out) {
+ 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 = ts.createMap();
+ 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 = ts.createMap();
+ for (var key in mapLike) {
+ if (ts.hasProperty(mapLike, key)) {
+ map.set(toPath(key), ts.arrayToSet(mapLike[key], 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 = ts.createMap();
+ 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
+ };
+ 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,
+ 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); },
+ 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 getCurrentDirectory = ts.memoize(function () { return resolutionHost.getCurrentDirectory(); });
+ var cachedDirectoryStructureHost = resolutionHost.getCachedDirectoryStructureHost();
+ var resolvedModuleNames = ts.createMap();
+ var perDirectoryResolvedModuleNames = ts.createCacheWithRedirects();
+ var nonRelativeModuleNameCache = ts.createCacheWithRedirects();
+ var moduleResolutionCache = ts.createModuleResolutionCacheWithMaps(perDirectoryResolvedModuleNames, nonRelativeModuleNameCache, getCurrentDirectory(), resolutionHost.getCanonicalFileName);
+ var resolvedTypeReferenceDirectives = ts.createMap();
+ var perDirectoryResolvedTypeReferenceDirectives = ts.createCacheWithRedirects();
+ var failedLookupDefaultExtensions = [".ts", ".tsx", ".js", ".jsx", ".json"];
+ var customFailedLookupPaths = ts.createMap();
+ var directoryWatchesOfFailedLookups = ts.createMap();
+ 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 = ts.createMap();
+ return {
+ startRecordingFilesWithChangedResolutions: startRecordingFilesWithChangedResolutions,
+ finishRecordingFilesWithChangedResolutions: finishRecordingFilesWithChangedResolutions,
+ startCachingPerDirectoryResolution: clearPerDirectoryResolutions,
+ finishCachingPerDirectoryResolution: finishCachingPerDirectoryResolution,
+ resolveModuleNames: resolveModuleNames,
+ getResolvedModuleWithFailedLookupLocationsFromCache: getResolvedModuleWithFailedLookupLocationsFromCache,
+ resolveTypeReferenceDirectives: resolveTypeReferenceDirectives,
+ removeResolutionsFromProjectReferenceRedirects: removeResolutionsFromProjectReferenceRedirects,
+ removeResolutionsOfFile: removeResolutionsOfFile,
+ invalidateResolutionOfFile: invalidateResolutionOfFile,
+ 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;
+ clearPerDirectoryResolutions();
+ }
+ 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) {
+ 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();
+ }
+ });
+ }
+ 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, ts.createMap()).get(path);
+ var dirPath = ts.getDirectoryPath(path);
+ var perDirectoryCache = perDirectoryCacheWithRedirects.getOrCreateMapOfCacheRedirects(redirectedReference);
+ var perDirectoryResolution = perDirectoryCache.get(dirPath);
+ if (!perDirectoryResolution) {
+ perDirectoryResolution = ts.createMap();
+ 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 = ts.createMap();
+ 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(resolution.files === undefined);
+ 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);
+ }
+ if (invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath)) {
+ resolutionHost.onInvalidatedResolution();
+ }
+ }, 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 invalidateResolution(resolution) {
+ resolution.isInvalidated = true;
+ var changedInAutoTypeReferenced = false;
+ for (var _i = 0, _a = ts.Debug.assertDefined(resolution.files); _i < _a.length; _i++) {
+ var containingFilePath = _a[_i];
+ (filesWithInvalidatedResolutions || (filesWithInvalidatedResolutions = ts.createMap())).set(containingFilePath, true);
+ changedInAutoTypeReferenced = changedInAutoTypeReferenced || containingFilePath.endsWith(ts.inferredTypesContainingFile);
+ }
+ if (changedInAutoTypeReferenced) {
+ resolutionHost.onChangedAutomaticTypeDirectiveNames();
+ }
+ }
+ function invalidateResolutionOfFile(filePath) {
+ removeResolutionsOfFile(filePath);
+ ts.forEach(resolvedFileToResolution.get(filePath), invalidateResolution);
+ }
+ function setFilesWithInvalidatedNonRelativeUnresolvedImports(filesMap) {
+ ts.Debug.assert(filesWithInvalidatedNonRelativeUnresolvedImports === filesMap || filesWithInvalidatedNonRelativeUnresolvedImports === undefined);
+ filesWithInvalidatedNonRelativeUnresolvedImports = filesMap;
+ }
+ function invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, isCreatingWatchedDirectory) {
+ var isChangedFailedLookupLocation;
+ if (isCreatingWatchedDirectory) {
+ isChangedFailedLookupLocation = function (location) { return isInDirectoryPath(fileOrDirectoryPath, resolutionHost.toPath(location)); };
+ }
+ 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)) {
+ isChangedFailedLookupLocation = function (location) {
+ var locationPath = resolutionHost.toPath(location);
+ return locationPath === fileOrDirectoryPath || ts.startsWith(resolutionHost.toPath(location), fileOrDirectoryPath);
+ };
+ }
+ else {
+ if (!isPathWithDefaultFailedLookupExtension(fileOrDirectoryPath) && !customFailedLookupPaths.has(fileOrDirectoryPath)) {
+ return false;
+ }
+ if (ts.isEmittedFileOfProgram(resolutionHost.getCurrentProgram(), fileOrDirectoryPath)) {
+ return false;
+ }
+ isChangedFailedLookupLocation = function (location) { return resolutionHost.toPath(location) === fileOrDirectoryPath; };
+ }
+ }
+ var invalidated = false;
+ for (var _i = 0, resolutionsWithFailedLookups_1 = resolutionsWithFailedLookups; _i < resolutionsWithFailedLookups_1.length; _i++) {
+ var resolution = resolutionsWithFailedLookups_1[_i];
+ if (resolution.failedLookupLocations.some(isChangedFailedLookupLocation)) {
+ invalidateResolution(resolution);
+ invalidated = true;
+ }
+ }
+ return invalidated;
+ }
+ 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);
+ }
+ resolutionHost.onChangedAutomaticTypeDirectiveNames();
+ var dirPath = getDirectoryToWatchFailedLookupLocationFromTypeRoot(typeRoot, typeRootPath);
+ if (dirPath && invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath)) {
+ resolutionHost.onInvalidatedResolution();
+ }
+ }, 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 (moduleFileName) { return tryGetModuleNameAsNodeModule(moduleFileName, 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 (moduleFileName) { return tryGetModuleNameAsNodeModule(moduleFileName, info, host, compilerOptions); }) ||
+ getLocalModuleSpecifier(toFileName, info, compilerOptions, 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 global = ts.mapDefined(modulePaths, function (moduleFileName) { return tryGetModuleNameAsNodeModule(moduleFileName, info, host, compilerOptions); });
+ return global.length ? global : modulePaths.map(function (moduleFileName) { return getLocalModuleSpecifier(moduleFileName, info, compilerOptions, preferences); });
+ }
+ 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, _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 || relativePreference === 0) {
+ return relativePath;
+ }
+ var relativeToBaseUrl = getRelativePathIfInDirectory(moduleFileName, baseUrl, getCanonicalFileName);
+ if (!relativeToBaseUrl) {
+ return relativePath;
+ }
+ var importRelativeToBaseUrl = removeExtensionAndIndexPostFix(relativeToBaseUrl, ending, compilerOptions);
+ var fromPaths = paths && tryGetModuleNameFromPaths(ts.removeFileExtension(relativeToBaseUrl), importRelativeToBaseUrl, paths);
+ var nonRelative = fromPaths === undefined ? importRelativeToBaseUrl : fromPaths;
+ 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 comparePathsByNumberOfDirectorySeparators(a, b) {
+ return ts.compareValues(numberOfDirectorySeparators(a), numberOfDirectorySeparators(b));
+ }
+ 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_12 = ts.forEach(targets, cb);
+ if (result_12)
+ return result_12;
+ }
+ var links = host.getProbableSymlinks
+ ? host.getProbableSymlinks(host.getSourceFiles())
+ : ts.discoverProbableSymlinks(host.getSourceFiles(), getCanonicalFileName, cwd);
+ var compareStrings = (!host.useCaseSensitiveFileNames || host.useCaseSensitiveFileNames()) ? ts.compareStringsCaseSensitive : ts.compareStringsCaseInsensitive;
+ var result = ts.forEachEntry(links, function (resolved, path) {
+ if (ts.startsWithDirectory(importingFileName, resolved, getCanonicalFileName)) {
+ return undefined;
+ }
+ var target = ts.find(targets, function (t) { return compareStrings(t.slice(0, resolved.length + 1), resolved + "/") === 0; });
+ if (target === undefined)
+ return undefined;
+ var relative = ts.getRelativePathFromDirectory(resolved, target, getCanonicalFileName);
+ var option = ts.resolvePath(path, relative);
+ if (!host.fileExists || host.fileExists(option)) {
+ var result_13 = cb(option);
+ if (result_13)
+ return result_13;
+ }
+ });
+ return result ||
+ (preferSymlinks ? ts.forEach(targets, cb) : undefined);
+ }
+ moduleSpecifiers.forEachFileNameOfModule = forEachFileNameOfModule;
+ function getAllModulePaths(importingFileName, importedFileName, host) {
+ var cwd = host.getCurrentDirectory();
+ var getCanonicalFileName = ts.hostGetCanonicalFileName(host);
+ var allFileNames = ts.createMap();
+ var importedFileFromNodeModules = false;
+ forEachFileNameOfModule(importingFileName, importedFileName, host, true, function (path) {
+ allFileNames.set(path, getCanonicalFileName(path));
+ importedFileFromNodeModules = importedFileFromNodeModules || ts.pathContainsNodeModules(path);
+ });
+ var sortedPaths = [];
+ var _loop_20 = function (directory) {
+ var directoryStart = ts.ensureTrailingDirectorySeparator(directory);
+ var pathsInDirectory;
+ allFileNames.forEach(function (canonicalFileName, fileName) {
+ if (ts.startsWith(canonicalFileName, directoryStart)) {
+ if (!importedFileFromNodeModules || ts.pathContainsNodeModules(fileName)) {
+ (pathsInDirectory || (pathsInDirectory = [])).push(fileName);
+ }
+ allFileNames.delete(fileName);
+ }
+ });
+ if (pathsInDirectory) {
+ if (pathsInDirectory.length > 1) {
+ pathsInDirectory.sort(comparePathsByNumberOfDirectorySeparators);
+ }
+ 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_20(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(comparePathsByNumberOfDirectorySeparators);
+ 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(moduleFileName, _a, host, options, packageNameOnly) {
+ var getCanonicalFileName = _a.getCanonicalFileName, sourceDirectory = _a.sourceDirectory;
+ if (!host.fileExists || !host.readFile) {
+ return undefined;
+ }
+ var parts = getNodeModulePathParts(moduleFileName);
+ if (!parts) {
+ return undefined;
+ }
+ var moduleSpecifier = moduleFileName;
+ if (!packageNameOnly) {
+ var packageRootIndex = parts.packageRootIndex;
+ var moduleFileNameForExtensionless = void 0;
+ while (true) {
+ var _b = tryDirectoryWithPackageJson(packageRootIndex), moduleFileToTry = _b.moduleFileToTry, packageRootPath = _b.packageRootPath;
+ if (packageRootPath) {
+ moduleSpecifier = packageRootPath;
+ break;
+ }
+ if (!moduleFileNameForExtensionless)
+ moduleFileNameForExtensionless = moduleFileToTry;
+ packageRootIndex = moduleFileName.indexOf(ts.directorySeparator, packageRootIndex + 1);
+ if (packageRootIndex === -1) {
+ moduleSpecifier = getExtensionlessFileName(moduleFileNameForExtensionless);
+ break;
+ }
+ }
+ }
+ 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 = moduleFileName.substring(0, packageRootIndex);
+ var packageJsonPath = ts.combinePaths(packageRootPath, "package.json");
+ var moduleFileToTry = moduleFileName;
+ if (host.fileExists(packageJsonPath)) {
+ var packageJsonContent = JSON.parse(host.readFile(packageJsonPath));
+ var versionPaths = packageJsonContent.typesVersions
+ ? ts.getPackageJsonTypesVersionsPaths(packageJsonContent.typesVersions)
+ : undefined;
+ if (versionPaths) {
+ var subModuleName = moduleFileName.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 };
+ 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) || (function () { return ts.noopFileWatcher; }),
+ watchDirectory: ts.maybeBind(system, system.watchDirectory) || (function () { return ts.noopFileWatcher; }),
+ 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 = 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.call(host, 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 (compilerOptions.out || compilerOptions.outFile)
+ 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 sourceFilesCache = ts.createMap();
+ var missingFilePathsRequestedForRelease;
+ var hasChangedCompilerOptions = false;
+ var hasChangedAutomaticTypeDirectiveNames = 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.onInvalidatedResolution = scheduleProgramUpdate;
+ compilerHost.onChangedAutomaticTypeDirectiveNames = function () {
+ hasChangedAutomaticTypeDirectiveNames = true;
+ 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() {
+ 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");
+ 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;
+ hasChangedAutomaticTypeDirectiveNames = false;
+ builderProgram = createProgram(rootFileNames, compilerOptions, compilerHost, builderProgram, configFileParsingDiagnostics, projectReferences);
+ resolutionCache.finishCachingPerDirectoryResolution();
+ ts.updateMissingFilePathsWatch(builderProgram.getProgram(), missingFilesMap || (missingFilesMap = ts.createMap()), 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 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);
+ 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.canJsonReportNoInutFiles(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 = ts.createMap()), ts.createMapFromTemplate(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);
+ fileOrDirectoryPath = ts.removeIgnoredPath(fileOrDirectoryPath);
+ if (!fileOrDirectoryPath)
+ return;
+ if (fileOrDirectoryPath !== directory && ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, compilerOptions)) {
+ writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+ 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 createConfigFileMap() {
+ return ts.createMap();
+ }
+ 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, ts.createMap);
+ }
+ 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: ts.createMap(),
+ configFileCache: createConfigFileMap(),
+ projectStatus: createConfigFileMap(),
+ buildInfoChecked: createConfigFileMap(),
+ extendedConfigCache: ts.createMap(),
+ builderPrograms: createConfigFileMap(),
+ diagnostics: createConfigFileMap(),
+ projectPendingBuild: createConfigFileMap(),
+ projectErrorsReported: createConfigFileMap(),
+ 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: createConfigFileMap(),
+ allWatchedInputFiles: createConfigFileMap(),
+ allWatchedConfigFiles: createConfigFileMap(),
+ 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 = ts.createMap();
+ var permanentMarks = ts.createMap();
+ 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 = ts.arrayToSet(getBuildOrderFromAnyBuildOrder(buildOrder), function (resolved) { return toResolvedConfigFilePath(state, resolved); });
+ 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);
+ }
+ };
+ }
+ function createBuildOrUpdateInvalidedProject(kind, state, project, projectPath, projectIndex, config, buildOrder) {
+ var Step;
+ (function (Step) {
+ Step[Step["CreateProgram"] = 0] = "CreateProgram";
+ Step[Step["SyntaxDiagnostics"] = 1] = "SyntaxDiagnostics";
+ Step[Step["SemanticDiagnostics"] = 2] = "SemanticDiagnostics";
+ Step[Step["Emit"] = 3] = "Emit";
+ Step[Step["EmitBundle"] = 4] = "EmitBundle";
+ Step[Step["BuildInvalidatedProjectOfBundle"] = 5] = "BuildInvalidatedProjectOfBundle";
+ Step[Step["QueueReferencingProjects"] = 6] = "QueueReferencingProjects";
+ Step[Step["Done"] = 7] = "Done";
+ })(Step || (Step = {}));
+ var step = kind === InvalidatedProjectKind.Build ? Step.CreateProgram : Step.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(Step.SemanticDiagnostics, cancellationToken);
+ if (step !== Step.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 !== Step.EmitBundle)
+ return invalidatedProjectOfBundle;
+ return emitBundle(writeFile, customTransformers);
+ },
+ done: done,
+ };
+ function done(cancellationToken, writeFile, customTransformers) {
+ executeSteps(Step.Done, cancellationToken, writeFile, customTransformers);
+ return doneInvalidatedProject(state, projectPath);
+ }
+ function withProgramOrUndefined(action) {
+ executeSteps(Step.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 = Step.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 = Step.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);
+ step++;
+ }
+ function handleDiagnostics(diagnostics, errorFlags, errorType) {
+ if (diagnostics.length) {
+ buildResult = buildErrors(state, projectPath, program, config, diagnostics, errorFlags, errorType);
+ step = Step.QueueReferencingProjects;
+ }
+ 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) {
+ ts.Debug.assertIsDefined(program);
+ ts.Debug.assert(step === Step.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();
+ buildResult = buildErrors(state, projectPath, program, config, declDiagnostics, BuildResultFlags.DeclarationEmitErrors, "Declaration file");
+ step = Step.QueueReferencingProjects;
+ 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 = ts.createMap();
+ 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 finishEmit(emitterDiagnostics, emittedOutputs, priorNewestUpdateTime, newestDeclarationFileContentChangedTimeIsMaximumDate, oldestOutputFileName, resultFlags) {
+ var emitDiagnostics = emitterDiagnostics.getDiagnostics();
+ if (emitDiagnostics.length) {
+ buildResult = buildErrors(state, projectPath, program, config, emitDiagnostics, BuildResultFlags.EmitErrors, "Emit");
+ step = Step.QueueReferencingProjects;
+ return emitDiagnostics;
+ }
+ if (state.writeFileName) {
+ emittedOutputs.forEach(function (name) { return listEmittedFile(state, config, name); });
+ if (program)
+ ts.listFiles(program, state.writeFileName);
+ }
+ 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, projectPath, program, config);
+ state.projectCompilerOptions = state.baseCompilerOptions;
+ step = Step.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 = Step.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 = Step.BuildInvalidatedProjectOfBundle;
+ return invalidatedProjectOfBundle = createBuildOrUpdateInvalidedProject(InvalidatedProjectKind.Build, state, project, projectPath, projectIndex, config, buildOrder);
+ }
+ ts.Debug.assert(!!outputFiles.length);
+ var emitterDiagnostics = ts.createDiagnosticCollection();
+ var emittedOutputs = ts.createMap();
+ 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 < Step.Done) {
+ var currentStep = step;
+ switch (step) {
+ case Step.CreateProgram:
+ createProgram();
+ break;
+ case Step.SyntaxDiagnostics:
+ getSyntaxDiagnostics(cancellationToken);
+ break;
+ case Step.SemanticDiagnostics:
+ getSemanticDiagnostics(cancellationToken);
+ break;
+ case Step.Emit:
+ emit(writeFile, cancellationToken, customTransformers);
+ break;
+ case Step.EmitBundle:
+ emitBundle(writeFile, customTransformers);
+ break;
+ case Step.BuildInvalidatedProjectOfBundle:
+ ts.Debug.checkDefined(invalidatedProjectOfBundle).done(cancellationToken);
+ step = Step.Done;
+ break;
+ case Step.QueueReferencingProjects:
+ queueReferencingProjects(state, project, projectPath, projectIndex, config, buildOrder, ts.Debug.checkDefined(buildResult));
+ step++;
+ break;
+ case Step.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.canJsonReportNoInutFiles(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(_a, proj, program, config) {
+ var host = _a.host, watch = _a.watch, builderPrograms = _a.builderPrograms;
+ if (program) {
+ if (host.afterProgramEmitAndDiagnostics) {
+ host.afterProgramEmitAndDiagnostics(program);
+ }
+ if (watch) {
+ program.releaseProgram();
+ builderPrograms.set(proj, program);
+ }
+ }
+ else if (host.afterEmitBundle) {
+ host.afterEmitBundle(config);
+ }
+ }
+ function buildErrors(state, resolvedPath, program, config, diagnostics, errorFlags, errorType) {
+ reportAndStoreErrors(state, resolvedPath, diagnostics);
+ if (program && state.writeFileName)
+ ts.listFiles(program, state.writeFileName);
+ state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+ afterProgramDone(state, resolvedPath, program, config);
+ state.projectCompilerOptions = state.baseCompilerOptions;
+ return errorFlags;
+ }
+ 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.canJsonReportNoInutFiles(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 isSameFile(state, file1, file2) {
+ return ts.comparePaths(file1, file2, state.currentDirectory, !state.host.useCaseSensitiveFileNames()) === 0;
+ }
+ function isOutputFile(state, fileName, configFile) {
+ if (configFile.options.noEmit)
+ return false;
+ if (!ts.fileExtensionIs(fileName, ".d.ts") &&
+ (ts.fileExtensionIs(fileName, ".ts") || ts.fileExtensionIs(fileName, ".tsx"))) {
+ return false;
+ }
+ var out = configFile.options.outFile || configFile.options.out;
+ if (out && (isSameFile(state, fileName, out) || isSameFile(state, fileName, ts.removeFileExtension(out) + ".d.ts"))) {
+ return true;
+ }
+ if (configFile.options.declarationDir && ts.containsPath(configFile.options.declarationDir, fileName, state.currentDirectory, !state.host.useCaseSensitiveFileNames())) {
+ return true;
+ }
+ if (configFile.options.outDir && ts.containsPath(configFile.options.outDir, fileName, state.currentDirectory, !state.host.useCaseSensitiveFileNames())) {
+ return true;
+ }
+ return !ts.forEach(configFile.fileNames, function (inputFile) { return isSameFile(state, fileName, inputFile); });
+ }
+ function watchWildCardDirectories(state, resolved, resolvedPath, parsed) {
+ if (!state.watch)
+ return;
+ ts.updateWatchingWildcardDirectories(getOrCreateValueMapFromConfigFileMap(state.allWatchedWildcardDirectories, resolvedPath), ts.createMapFromTemplate(parsed.configFileSpecs.wildcardDirectories), function (dir, flags) { return state.watchDirectory(state.hostWithWatch, dir, function (fileOrDirectory) {
+ var fileOrDirectoryPath = toPath(state, fileOrDirectory);
+ if (fileOrDirectoryPath !== toPath(state, dir) && ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, parsed.options)) {
+ state.writeLog("Project: " + resolved + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+ return;
+ }
+ if (isOutputFile(state, fileOrDirectory, parsed)) {
+ state.writeLog(fileOrDirectory + " is output file");
+ 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 = ts.createMap();
+ 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();
+ 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); });
+ enableStatistics(sys, options);
+ 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;
+ enableStatistics(sys, options);
+ 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) {
+ enableStatistics(sys, options);
+ }
+ 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 enableStatistics(sys, compilerOptions) {
+ if (canReportDiagnostics(sys, compilerOptions)) {
+ ts.performance.enable();
+ }
+ }
+ function reportStatistics(sys, program) {
+ var statistics;
+ var compilerOptions = program.getCompilerOptions();
+ 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 programTime = ts.performance.getDuration("Program");
+ var bindTime = ts.performance.getDuration("Bind");
+ var checkTime = ts.performance.getDuration("Check");
+ var emitTime = ts.performance.getDuration("Emit");
+ 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);
+ ts.performance.forEachMeasure(function (name, duration) { return reportTimeStatistic(name + " time", duration); });
+ }
+ else {
+ 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);
+ }
+ reportTimeStatistic("Total time", programTime + bindTime + checkTime + emitTime);
+ reportStatistics();
+ 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
+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);