59 lines
2.4 KiB
Plaintext
59 lines
2.4 KiB
Plaintext
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.isTypeFlagSet = exports.getTypeFlags = void 0;
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const tsutils = __importStar(require("ts-api-utils"));
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const ts = __importStar(require("typescript"));
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const ANY_OR_UNKNOWN = ts.TypeFlags.Any | ts.TypeFlags.Unknown;
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/**
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* Gets all of the type flags in a type, iterating through unions automatically.
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*/
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function getTypeFlags(type) {
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// @ts-expect-error Since typescript 5.0, this is invalid, but uses 0 as the default value of TypeFlags.
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let flags = 0;
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for (const t of tsutils.unionTypeParts(type)) {
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flags |= t.flags;
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}
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return flags;
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}
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exports.getTypeFlags = getTypeFlags;
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/**
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* @param flagsToCheck The composition of one or more `ts.TypeFlags`.
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* @param isReceiver Whether the type is a receiving type (e.g. the type of a
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* called function's parameter).
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* @remarks
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* Note that if the type is a union, this function will decompose it into the
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* parts and get the flags of every union constituent. If this is not desired,
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* use the `isTypeFlag` function from tsutils.
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*/
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function isTypeFlagSet(type, flagsToCheck, isReceiver) {
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const flags = getTypeFlags(type);
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if (isReceiver && flags & ANY_OR_UNKNOWN) {
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return true;
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}
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return (flags & flagsToCheck) !== 0;
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}
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exports.isTypeFlagSet = isTypeFlagSet;
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//# sourceMappingURL=typeFlagUtils.js.map |