+++ /dev/null
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var ts = require("typescript");
-var type_1 = require("../typeguard/type");
-var util_1 = require("./util");
-function isEmptyObjectType(type) {
- if (type_1.isObjectType(type) &&
- type.objectFlags & ts.ObjectFlags.Anonymous &&
- type.getProperties().length === 0 &&
- type.getCallSignatures().length === 0 &&
- type.getConstructSignatures().length === 0 &&
- type.getStringIndexType() === undefined &&
- type.getNumberIndexType() === undefined) {
- var baseTypes = type.getBaseTypes();
- return baseTypes === undefined || baseTypes.every(isEmptyObjectType);
- }
- return false;
-}
-exports.isEmptyObjectType = isEmptyObjectType;
-function removeOptionalityFromType(checker, type) {
- if (!containsTypeWithFlag(type, ts.TypeFlags.Undefined))
- return type;
- var allowsNull = containsTypeWithFlag(type, ts.TypeFlags.Null);
- type = checker.getNonNullableType(type);
- return allowsNull ? checker.getNullableType(type, ts.TypeFlags.Null) : type;
-}
-exports.removeOptionalityFromType = removeOptionalityFromType;
-function containsTypeWithFlag(type, flag) {
- for (var _i = 0, _a = unionTypeParts(type); _i < _a.length; _i++) {
- var t = _a[_i];
- if (util_1.isTypeFlagSet(t, flag))
- return true;
- }
- return false;
-}
-function isTypeAssignableToNumber(checker, type) {
- return isTypeAssignableTo(checker, type, ts.TypeFlags.NumberLike);
-}
-exports.isTypeAssignableToNumber = isTypeAssignableToNumber;
-function isTypeAssignableToString(checker, type) {
- return isTypeAssignableTo(checker, type, ts.TypeFlags.StringLike);
-}
-exports.isTypeAssignableToString = isTypeAssignableToString;
-function isTypeAssignableTo(checker, type, flags) {
- flags |= ts.TypeFlags.Any;
- var typeParametersSeen;
- return (function check(t) {
- if (type_1.isTypeParameter(t) && t.symbol !== undefined && t.symbol.declarations !== undefined) {
- if (typeParametersSeen === undefined) {
- typeParametersSeen = new Set([t]);
- }
- else if (!typeParametersSeen.has(t)) {
- typeParametersSeen.add(t);
- }
- else {
- return false;
- }
- var declaration = t.symbol.declarations[0];
- if (declaration.constraint === undefined)
- return true;
- return check(checker.getTypeFromTypeNode(declaration.constraint));
- }
- if (type_1.isUnionType(t))
- return t.types.every(check);
- if (type_1.isIntersectionType(t))
- return t.types.some(check);
- return util_1.isTypeFlagSet(t, flags);
- })(type);
-}
-function getCallSignaturesOfType(type) {
- if (type_1.isUnionType(type)) {
- var signatures = [];
- for (var _i = 0, _a = type.types; _i < _a.length; _i++) {
- var t = _a[_i];
- signatures.push.apply(signatures, getCallSignaturesOfType(t));
- }
- return signatures;
- }
- if (type_1.isIntersectionType(type)) {
- var signatures = void 0;
- for (var _b = 0, _c = type.types; _b < _c.length; _b++) {
- var t = _c[_b];
- var sig = getCallSignaturesOfType(t);
- if (sig.length !== 0) {
- if (signatures !== undefined)
- return [];
- signatures = sig;
- }
- }
- return signatures === undefined ? [] : signatures;
- }
- return type.getCallSignatures();
-}
-exports.getCallSignaturesOfType = getCallSignaturesOfType;
-function unionTypeParts(type) {
- return type_1.isUnionType(type) ? type.types : [type];
-}
-exports.unionTypeParts = unionTypeParts;
-function isThenableType(checker, node, type) {
- if (type === void 0) { type = checker.getTypeAtLocation(node); }
- for (var _i = 0, _a = unionTypeParts(checker.getApparentType(type)); _i < _a.length; _i++) {
- var ty = _a[_i];
- var then = ty.getProperty('then');
- if (then === undefined)
- continue;
- var thenType = checker.getTypeOfSymbolAtLocation(then, node);
- for (var _b = 0, _c = unionTypeParts(thenType); _b < _c.length; _b++) {
- var t = _c[_b];
- for (var _d = 0, _e = t.getCallSignatures(); _d < _e.length; _d++) {
- var signature = _e[_d];
- if (signature.parameters.length !== 0 && isCallback(checker, signature.parameters[0], node))
- return true;
- }
- }
- }
- return false;
-}
-exports.isThenableType = isThenableType;
-function isCallback(checker, param, node) {
- var type = checker.getApparentType(checker.getTypeOfSymbolAtLocation(param, node));
- if (param.valueDeclaration.dotDotDotToken) {
- type = type.getNumberIndexType();
- if (type === undefined)
- return false;
- }
- for (var _i = 0, _a = unionTypeParts(type); _i < _a.length; _i++) {
- var t = _a[_i];
- if (t.getCallSignatures().length !== 0)
- return true;
- }
- return false;
-}
-function isFalsyType(type) {
- if (type.flags & (ts.TypeFlags.Undefined | ts.TypeFlags.Null | ts.TypeFlags.Void))
- return true;
- if (type_1.isLiteralType(type))
- return !type.value;
- if (type.flags & ts.TypeFlags.BooleanLiteral)
- return type.intrinsicName === 'false';
- return false;
-}
-exports.isFalsyType = isFalsyType;
-//# 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
\ No newline at end of file
projects / dotfiles / .git / blobdiff