796 lines
25 KiB
JavaScript
796 lines
25 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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exports.default = void 0;
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function path() {
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const data = _interopRequireWildcard(require('path'));
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path = function () {
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return data;
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};
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return data;
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}
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function _chalk() {
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const data = _interopRequireDefault(require('chalk'));
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_chalk = function () {
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return data;
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};
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return data;
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}
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function _slash() {
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const data = _interopRequireDefault(require('slash'));
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_slash = function () {
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return data;
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};
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return data;
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}
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function _jestUtil() {
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const data = require('jest-util');
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_jestUtil = function () {
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return data;
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};
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return data;
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}
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var _ModuleNotFoundError = _interopRequireDefault(
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require('./ModuleNotFoundError')
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);
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var _defaultResolver = _interopRequireDefault(require('./defaultResolver'));
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var _fileWalkers = require('./fileWalkers');
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var _isBuiltinModule = _interopRequireDefault(require('./isBuiltinModule'));
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var _nodeModulesPaths = _interopRequireWildcard(require('./nodeModulesPaths'));
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var _shouldLoadAsEsm = _interopRequireWildcard(require('./shouldLoadAsEsm'));
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function _interopRequireDefault(obj) {
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return obj && obj.__esModule ? obj : {default: obj};
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}
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function _getRequireWildcardCache(nodeInterop) {
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if (typeof WeakMap !== 'function') return null;
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var cacheBabelInterop = new WeakMap();
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var cacheNodeInterop = new WeakMap();
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return (_getRequireWildcardCache = function (nodeInterop) {
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return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
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})(nodeInterop);
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}
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function _interopRequireWildcard(obj, nodeInterop) {
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if (!nodeInterop && obj && obj.__esModule) {
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return obj;
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}
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if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
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return {default: obj};
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}
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var cache = _getRequireWildcardCache(nodeInterop);
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if (cache && cache.has(obj)) {
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return cache.get(obj);
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}
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var newObj = {};
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var hasPropertyDescriptor =
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Object.defineProperty && Object.getOwnPropertyDescriptor;
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for (var key in obj) {
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if (key !== 'default' && Object.prototype.hasOwnProperty.call(obj, key)) {
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var desc = hasPropertyDescriptor
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? Object.getOwnPropertyDescriptor(obj, key)
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: null;
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if (desc && (desc.get || desc.set)) {
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Object.defineProperty(newObj, key, desc);
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} else {
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newObj[key] = obj[key];
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}
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}
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}
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newObj.default = obj;
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if (cache) {
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cache.set(obj, newObj);
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}
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return newObj;
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}
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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/* eslint-disable local/prefer-spread-eventually */
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const NATIVE_PLATFORM = 'native';
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// We might be inside a symlink.
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const resolvedCwd = (0, _jestUtil().tryRealpath)(process.cwd());
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const {NODE_PATH} = process.env;
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const nodePaths = NODE_PATH
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? NODE_PATH.split(path().delimiter)
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.filter(Boolean)
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// The resolver expects absolute paths.
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.map(p => path().resolve(resolvedCwd, p))
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: undefined;
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class Resolver {
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_options;
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_moduleMap;
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_moduleIDCache;
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_moduleNameCache;
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_modulePathCache;
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_supportsNativePlatform;
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constructor(moduleMap, options) {
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this._options = {
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defaultPlatform: options.defaultPlatform,
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extensions: options.extensions,
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hasCoreModules:
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options.hasCoreModules === undefined ? true : options.hasCoreModules,
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moduleDirectories: options.moduleDirectories || ['node_modules'],
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moduleNameMapper: options.moduleNameMapper,
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modulePaths: options.modulePaths,
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platforms: options.platforms,
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resolver: options.resolver,
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rootDir: options.rootDir
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};
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this._supportsNativePlatform = options.platforms
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? options.platforms.includes(NATIVE_PLATFORM)
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: false;
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this._moduleMap = moduleMap;
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this._moduleIDCache = new Map();
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this._moduleNameCache = new Map();
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this._modulePathCache = new Map();
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}
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static ModuleNotFoundError = _ModuleNotFoundError.default;
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static tryCastModuleNotFoundError(error) {
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if (error instanceof _ModuleNotFoundError.default) {
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return error;
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}
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const casted = error;
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if (casted.code === 'MODULE_NOT_FOUND') {
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return _ModuleNotFoundError.default.duckType(casted);
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}
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return null;
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}
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static clearDefaultResolverCache() {
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(0, _fileWalkers.clearFsCache)();
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(0, _shouldLoadAsEsm.clearCachedLookups)();
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}
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static findNodeModule(path, options) {
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const resolverModule = loadResolver(options.resolver);
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let resolver = _defaultResolver.default;
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if (typeof resolverModule === 'function') {
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resolver = resolverModule;
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} else if (typeof resolverModule.sync === 'function') {
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resolver = resolverModule.sync;
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}
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const paths = options.paths;
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try {
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return resolver(path, {
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basedir: options.basedir,
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conditions: options.conditions,
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defaultResolver: _defaultResolver.default,
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extensions: options.extensions,
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moduleDirectory: options.moduleDirectory,
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paths: paths ? (nodePaths || []).concat(paths) : nodePaths,
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rootDir: options.rootDir
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});
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} catch (e) {
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// we always wanna throw if it's an internal import
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if (options.throwIfNotFound || path.startsWith('#')) {
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throw e;
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}
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}
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return null;
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}
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static async findNodeModuleAsync(path, options) {
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const resolverModule = loadResolver(options.resolver);
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let resolver = _defaultResolver.default;
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if (typeof resolverModule === 'function') {
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resolver = resolverModule;
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} else if (
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typeof resolverModule.async === 'function' ||
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typeof resolverModule.sync === 'function'
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) {
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const asyncOrSync = resolverModule.async || resolverModule.sync;
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if (asyncOrSync == null) {
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throw new Error(`Unable to load resolver at ${options.resolver}`);
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}
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resolver = asyncOrSync;
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}
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const paths = options.paths;
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try {
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const result = await resolver(path, {
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basedir: options.basedir,
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conditions: options.conditions,
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defaultResolver: _defaultResolver.default,
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extensions: options.extensions,
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moduleDirectory: options.moduleDirectory,
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paths: paths ? (nodePaths || []).concat(paths) : nodePaths,
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rootDir: options.rootDir
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});
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return result;
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} catch (e) {
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// we always wanna throw if it's an internal import
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if (options.throwIfNotFound || path.startsWith('#')) {
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throw e;
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}
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}
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return null;
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}
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// unstable as it should be replaced by https://github.com/nodejs/modules/issues/393, and we don't want people to use it
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static unstable_shouldLoadAsEsm = _shouldLoadAsEsm.default;
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resolveModuleFromDirIfExists(dirname, moduleName, options) {
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const {extensions, key, moduleDirectory, paths, skipResolution} =
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this._prepareForResolution(dirname, moduleName, options);
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let module;
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// 1. If we have already resolved this module for this directory name,
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// return a value from the cache.
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const cacheResult = this._moduleNameCache.get(key);
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if (cacheResult) {
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return cacheResult;
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}
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// 2. Check if the module is a haste module.
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module = this.getModule(moduleName);
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if (module) {
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this._moduleNameCache.set(key, module);
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return module;
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}
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// 3. Check if the module is a node module and resolve it based on
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// the node module resolution algorithm. If skipNodeResolution is given we
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// ignore all modules that look like node modules (ie. are not relative
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// requires). This enables us to speed up resolution when we build a
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// dependency graph because we don't have to look at modules that may not
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// exist and aren't mocked.
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const resolveNodeModule = (name, throwIfNotFound = false) => {
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// Only skip default resolver
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if (this.isCoreModule(name) && !this._options.resolver) {
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return name;
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}
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return Resolver.findNodeModule(name, {
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basedir: dirname,
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conditions: options?.conditions,
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extensions,
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moduleDirectory,
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paths,
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resolver: this._options.resolver,
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rootDir: this._options.rootDir,
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throwIfNotFound
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});
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};
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if (!skipResolution) {
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module = resolveNodeModule(moduleName, Boolean(process.versions.pnp));
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if (module) {
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this._moduleNameCache.set(key, module);
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return module;
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}
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}
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// 4. Resolve "haste packages" which are `package.json` files outside of
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// `node_modules` folders anywhere in the file system.
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try {
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const hasteModulePath = this._getHasteModulePath(moduleName);
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if (hasteModulePath) {
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// try resolving with custom resolver first to support extensions,
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// then fallback to require.resolve
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const resolvedModule =
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resolveNodeModule(hasteModulePath) ||
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require.resolve(hasteModulePath);
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this._moduleNameCache.set(key, resolvedModule);
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return resolvedModule;
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}
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} catch {}
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return null;
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}
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async resolveModuleFromDirIfExistsAsync(dirname, moduleName, options) {
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const {extensions, key, moduleDirectory, paths, skipResolution} =
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this._prepareForResolution(dirname, moduleName, options);
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let module;
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// 1. If we have already resolved this module for this directory name,
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// return a value from the cache.
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const cacheResult = this._moduleNameCache.get(key);
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if (cacheResult) {
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return cacheResult;
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}
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// 2. Check if the module is a haste module.
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module = this.getModule(moduleName);
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if (module) {
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this._moduleNameCache.set(key, module);
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return module;
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}
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// 3. Check if the module is a node module and resolve it based on
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// the node module resolution algorithm. If skipNodeResolution is given we
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// ignore all modules that look like node modules (ie. are not relative
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// requires). This enables us to speed up resolution when we build a
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// dependency graph because we don't have to look at modules that may not
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// exist and aren't mocked.
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const resolveNodeModule = async (name, throwIfNotFound = false) => {
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// Only skip default resolver
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if (this.isCoreModule(name) && !this._options.resolver) {
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return name;
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}
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return Resolver.findNodeModuleAsync(name, {
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basedir: dirname,
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conditions: options?.conditions,
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extensions,
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moduleDirectory,
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paths,
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resolver: this._options.resolver,
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rootDir: this._options.rootDir,
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throwIfNotFound
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});
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};
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if (!skipResolution) {
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module = await resolveNodeModule(
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moduleName,
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Boolean(process.versions.pnp)
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);
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if (module) {
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this._moduleNameCache.set(key, module);
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return module;
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}
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}
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// 4. Resolve "haste packages" which are `package.json` files outside of
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// `node_modules` folders anywhere in the file system.
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try {
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const hasteModulePath = this._getHasteModulePath(moduleName);
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if (hasteModulePath) {
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// try resolving with custom resolver first to support extensions,
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// then fallback to require.resolve
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const resolvedModule =
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(await resolveNodeModule(hasteModulePath)) ||
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// QUESTION: should this be async?
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require.resolve(hasteModulePath);
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this._moduleNameCache.set(key, resolvedModule);
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return resolvedModule;
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}
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} catch {}
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return null;
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}
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resolveModule(from, moduleName, options) {
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const dirname = path().dirname(from);
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const module =
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this.resolveStubModuleName(from, moduleName) ||
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this.resolveModuleFromDirIfExists(dirname, moduleName, options);
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if (module) return module;
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// 5. Throw an error if the module could not be found. `resolve.sync` only
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// produces an error based on the dirname but we have the actual current
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// module name available.
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this._throwModNotFoundError(from, moduleName);
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}
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async resolveModuleAsync(from, moduleName, options) {
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const dirname = path().dirname(from);
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const module =
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(await this.resolveStubModuleNameAsync(from, moduleName)) ||
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(await this.resolveModuleFromDirIfExistsAsync(
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dirname,
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moduleName,
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options
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));
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if (module) return module;
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// 5. Throw an error if the module could not be found. `resolve` only
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// produces an error based on the dirname but we have the actual current
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// module name available.
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this._throwModNotFoundError(from, moduleName);
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}
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/**
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* _prepareForResolution is shared between the sync and async module resolution
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* methods, to try to keep them as DRY as possible.
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*/
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_prepareForResolution(dirname, moduleName, options) {
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const paths = options?.paths || this._options.modulePaths;
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const moduleDirectory = this._options.moduleDirectories;
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const stringifiedOptions = options ? JSON.stringify(options) : '';
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const key = dirname + path().delimiter + moduleName + stringifiedOptions;
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const defaultPlatform = this._options.defaultPlatform;
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const extensions = this._options.extensions.slice();
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if (this._supportsNativePlatform) {
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extensions.unshift(
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...this._options.extensions.map(ext => `.${NATIVE_PLATFORM}${ext}`)
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);
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}
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if (defaultPlatform) {
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extensions.unshift(
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...this._options.extensions.map(ext => `.${defaultPlatform}${ext}`)
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);
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}
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const skipResolution =
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options && options.skipNodeResolution && !moduleName.includes(path().sep);
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return {
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extensions,
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key,
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moduleDirectory,
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paths,
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skipResolution
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};
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}
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/**
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* _getHasteModulePath attempts to return the path to a haste module.
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*/
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_getHasteModulePath(moduleName) {
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const parts = moduleName.split('/');
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const hastePackage = this.getPackage(parts.shift());
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if (hastePackage) {
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return path().join.apply(
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path(),
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[path().dirname(hastePackage)].concat(parts)
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);
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}
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return null;
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}
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_throwModNotFoundError(from, moduleName) {
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const relativePath =
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(0, _slash().default)(path().relative(this._options.rootDir, from)) ||
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'.';
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throw new _ModuleNotFoundError.default(
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`Cannot find module '${moduleName}' from '${relativePath}'`,
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moduleName
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);
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}
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_getMapModuleName(matches) {
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return matches
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? moduleName =>
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moduleName.replace(
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/\$([0-9]+)/g,
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(_, index) => matches[parseInt(index, 10)] || ''
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)
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: moduleName => moduleName;
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}
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_isAliasModule(moduleName) {
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const moduleNameMapper = this._options.moduleNameMapper;
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if (!moduleNameMapper) {
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return false;
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}
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return moduleNameMapper.some(({regex}) => regex.test(moduleName));
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}
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isCoreModule(moduleName) {
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return (
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this._options.hasCoreModules &&
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((0, _isBuiltinModule.default)(moduleName) ||
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moduleName.startsWith('node:')) &&
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!this._isAliasModule(moduleName)
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);
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}
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getModule(name) {
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return this._moduleMap.getModule(
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name,
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this._options.defaultPlatform,
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this._supportsNativePlatform
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);
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}
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getModulePath(from, moduleName) {
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if (moduleName[0] !== '.' || path().isAbsolute(moduleName)) {
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return moduleName;
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}
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return path().normalize(`${path().dirname(from)}/${moduleName}`);
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}
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getPackage(name) {
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return this._moduleMap.getPackage(
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name,
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this._options.defaultPlatform,
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this._supportsNativePlatform
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);
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}
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getMockModule(from, name) {
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const mock = this._moduleMap.getMockModule(name);
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if (mock) {
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return mock;
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} else {
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const moduleName = this.resolveStubModuleName(from, name);
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if (moduleName) {
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return this.getModule(moduleName) || moduleName;
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}
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}
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return null;
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}
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async getMockModuleAsync(from, name) {
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const mock = this._moduleMap.getMockModule(name);
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if (mock) {
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return mock;
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} else {
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const moduleName = await this.resolveStubModuleNameAsync(from, name);
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if (moduleName) {
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return this.getModule(moduleName) || moduleName;
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}
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}
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return null;
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}
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getModulePaths(from) {
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const cachedModule = this._modulePathCache.get(from);
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if (cachedModule) {
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return cachedModule;
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}
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const moduleDirectory = this._options.moduleDirectories;
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const paths = (0, _nodeModulesPaths.default)(from, {
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moduleDirectory
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});
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if (paths[paths.length - 1] === undefined) {
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// circumvent node-resolve bug that adds `undefined` as last item.
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paths.pop();
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}
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this._modulePathCache.set(from, paths);
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return paths;
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}
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getGlobalPaths(moduleName) {
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if (!moduleName || moduleName[0] === '.' || this.isCoreModule(moduleName)) {
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return [];
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}
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return _nodeModulesPaths.GlobalPaths;
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}
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getModuleID(virtualMocks, from, moduleName = '', options) {
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const stringifiedOptions = options ? JSON.stringify(options) : '';
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const key = from + path().delimiter + moduleName + stringifiedOptions;
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const cachedModuleID = this._moduleIDCache.get(key);
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if (cachedModuleID) {
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return cachedModuleID;
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}
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const moduleType = this._getModuleType(moduleName);
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const absolutePath = this._getAbsolutePath(
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virtualMocks,
|
|
from,
|
|
moduleName,
|
|
options
|
|
);
|
|
const mockPath = this._getMockPath(from, moduleName);
|
|
const sep = path().delimiter;
|
|
const id =
|
|
moduleType +
|
|
sep +
|
|
(absolutePath ? absolutePath + sep : '') +
|
|
(mockPath ? mockPath + sep : '') +
|
|
(stringifiedOptions ? stringifiedOptions + sep : '');
|
|
this._moduleIDCache.set(key, id);
|
|
return id;
|
|
}
|
|
async getModuleIDAsync(virtualMocks, from, moduleName = '', options) {
|
|
const stringifiedOptions = options ? JSON.stringify(options) : '';
|
|
const key = from + path().delimiter + moduleName + stringifiedOptions;
|
|
const cachedModuleID = this._moduleIDCache.get(key);
|
|
if (cachedModuleID) {
|
|
return cachedModuleID;
|
|
}
|
|
if (moduleName.startsWith('data:')) {
|
|
return moduleName;
|
|
}
|
|
const moduleType = this._getModuleType(moduleName);
|
|
const absolutePath = await this._getAbsolutePathAsync(
|
|
virtualMocks,
|
|
from,
|
|
moduleName,
|
|
options
|
|
);
|
|
const mockPath = await this._getMockPathAsync(from, moduleName);
|
|
const sep = path().delimiter;
|
|
const id =
|
|
moduleType +
|
|
sep +
|
|
(absolutePath ? absolutePath + sep : '') +
|
|
(mockPath ? mockPath + sep : '') +
|
|
(stringifiedOptions ? stringifiedOptions + sep : '');
|
|
this._moduleIDCache.set(key, id);
|
|
return id;
|
|
}
|
|
_getModuleType(moduleName) {
|
|
return this.isCoreModule(moduleName) ? 'node' : 'user';
|
|
}
|
|
_getAbsolutePath(virtualMocks, from, moduleName, options) {
|
|
if (this.isCoreModule(moduleName)) {
|
|
return moduleName;
|
|
}
|
|
if (moduleName.startsWith('data:')) {
|
|
return moduleName;
|
|
}
|
|
return this._isModuleResolved(from, moduleName)
|
|
? this.getModule(moduleName)
|
|
: this._getVirtualMockPath(virtualMocks, from, moduleName, options);
|
|
}
|
|
async _getAbsolutePathAsync(virtualMocks, from, moduleName, options) {
|
|
if (this.isCoreModule(moduleName)) {
|
|
return moduleName;
|
|
}
|
|
if (moduleName.startsWith('data:')) {
|
|
return moduleName;
|
|
}
|
|
const isModuleResolved = await this._isModuleResolvedAsync(
|
|
from,
|
|
moduleName
|
|
);
|
|
return isModuleResolved
|
|
? this.getModule(moduleName)
|
|
: this._getVirtualMockPathAsync(virtualMocks, from, moduleName, options);
|
|
}
|
|
_getMockPath(from, moduleName) {
|
|
return !this.isCoreModule(moduleName)
|
|
? this.getMockModule(from, moduleName)
|
|
: null;
|
|
}
|
|
async _getMockPathAsync(from, moduleName) {
|
|
return !this.isCoreModule(moduleName)
|
|
? this.getMockModuleAsync(from, moduleName)
|
|
: null;
|
|
}
|
|
_getVirtualMockPath(virtualMocks, from, moduleName, options) {
|
|
const virtualMockPath = this.getModulePath(from, moduleName);
|
|
return virtualMocks.get(virtualMockPath)
|
|
? virtualMockPath
|
|
: moduleName
|
|
? this.resolveModule(from, moduleName, options)
|
|
: from;
|
|
}
|
|
async _getVirtualMockPathAsync(virtualMocks, from, moduleName, options) {
|
|
const virtualMockPath = this.getModulePath(from, moduleName);
|
|
return virtualMocks.get(virtualMockPath)
|
|
? virtualMockPath
|
|
: moduleName
|
|
? this.resolveModuleAsync(from, moduleName, options)
|
|
: from;
|
|
}
|
|
_isModuleResolved(from, moduleName) {
|
|
return !!(
|
|
this.getModule(moduleName) || this.getMockModule(from, moduleName)
|
|
);
|
|
}
|
|
async _isModuleResolvedAsync(from, moduleName) {
|
|
return !!(
|
|
this.getModule(moduleName) ||
|
|
(await this.getMockModuleAsync(from, moduleName))
|
|
);
|
|
}
|
|
resolveStubModuleName(from, moduleName) {
|
|
const dirname = path().dirname(from);
|
|
const {extensions, moduleDirectory, paths} = this._prepareForResolution(
|
|
dirname,
|
|
moduleName
|
|
);
|
|
const moduleNameMapper = this._options.moduleNameMapper;
|
|
const resolver = this._options.resolver;
|
|
if (moduleNameMapper) {
|
|
for (const {moduleName: mappedModuleName, regex} of moduleNameMapper) {
|
|
if (regex.test(moduleName)) {
|
|
// Note: once a moduleNameMapper matches the name, it must result
|
|
// in a module, or else an error is thrown.
|
|
const matches = moduleName.match(regex);
|
|
const mapModuleName = this._getMapModuleName(matches);
|
|
const possibleModuleNames = Array.isArray(mappedModuleName)
|
|
? mappedModuleName
|
|
: [mappedModuleName];
|
|
let module = null;
|
|
for (const possibleModuleName of possibleModuleNames) {
|
|
const updatedName = mapModuleName(possibleModuleName);
|
|
module =
|
|
this.getModule(updatedName) ||
|
|
Resolver.findNodeModule(updatedName, {
|
|
basedir: dirname,
|
|
extensions,
|
|
moduleDirectory,
|
|
paths,
|
|
resolver,
|
|
rootDir: this._options.rootDir
|
|
});
|
|
if (module) {
|
|
break;
|
|
}
|
|
}
|
|
if (!module) {
|
|
throw createNoMappedModuleFoundError(
|
|
moduleName,
|
|
mapModuleName,
|
|
mappedModuleName,
|
|
regex,
|
|
resolver
|
|
);
|
|
}
|
|
return module;
|
|
}
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
async resolveStubModuleNameAsync(from, moduleName) {
|
|
const dirname = path().dirname(from);
|
|
const {extensions, moduleDirectory, paths} = this._prepareForResolution(
|
|
dirname,
|
|
moduleName
|
|
);
|
|
const moduleNameMapper = this._options.moduleNameMapper;
|
|
const resolver = this._options.resolver;
|
|
if (moduleNameMapper) {
|
|
for (const {moduleName: mappedModuleName, regex} of moduleNameMapper) {
|
|
if (regex.test(moduleName)) {
|
|
// Note: once a moduleNameMapper matches the name, it must result
|
|
// in a module, or else an error is thrown.
|
|
const matches = moduleName.match(regex);
|
|
const mapModuleName = this._getMapModuleName(matches);
|
|
const possibleModuleNames = Array.isArray(mappedModuleName)
|
|
? mappedModuleName
|
|
: [mappedModuleName];
|
|
let module = null;
|
|
for (const possibleModuleName of possibleModuleNames) {
|
|
const updatedName = mapModuleName(possibleModuleName);
|
|
module =
|
|
this.getModule(updatedName) ||
|
|
(await Resolver.findNodeModuleAsync(updatedName, {
|
|
basedir: dirname,
|
|
extensions,
|
|
moduleDirectory,
|
|
paths,
|
|
resolver,
|
|
rootDir: this._options.rootDir
|
|
}));
|
|
if (module) {
|
|
break;
|
|
}
|
|
}
|
|
if (!module) {
|
|
throw createNoMappedModuleFoundError(
|
|
moduleName,
|
|
mapModuleName,
|
|
mappedModuleName,
|
|
regex,
|
|
resolver
|
|
);
|
|
}
|
|
return module;
|
|
}
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
exports.default = Resolver;
|
|
const createNoMappedModuleFoundError = (
|
|
moduleName,
|
|
mapModuleName,
|
|
mappedModuleName,
|
|
regex,
|
|
resolver
|
|
) => {
|
|
const mappedAs = Array.isArray(mappedModuleName)
|
|
? JSON.stringify(mappedModuleName.map(mapModuleName), null, 2)
|
|
: mappedModuleName;
|
|
const original = Array.isArray(mappedModuleName)
|
|
? `${
|
|
JSON.stringify(mappedModuleName, null, 6) // using 6 because of misalignment when nested below
|
|
.slice(0, -1) + ' '.repeat(4)
|
|
}]` /// align last bracket correctly as well
|
|
: mappedModuleName;
|
|
const error = new Error(
|
|
_chalk().default.red(`${_chalk().default.bold('Configuration error')}:
|
|
|
|
Could not locate module ${_chalk().default.bold(moduleName)} mapped as:
|
|
${_chalk().default.bold(mappedAs)}.
|
|
|
|
Please check your configuration for these entries:
|
|
{
|
|
"moduleNameMapper": {
|
|
"${regex.toString()}": "${_chalk().default.bold(original)}"
|
|
},
|
|
"resolver": ${_chalk().default.bold(String(resolver))}
|
|
}`)
|
|
);
|
|
error.name = '';
|
|
return error;
|
|
};
|
|
function loadResolver(resolver) {
|
|
if (resolver == null) {
|
|
return _defaultResolver.default;
|
|
}
|
|
const loadedResolver = require(resolver);
|
|
if (loadedResolver == null) {
|
|
throw new Error(`Resolver located at ${resolver} does not export anything`);
|
|
}
|
|
if (typeof loadedResolver === 'function') {
|
|
return loadedResolver;
|
|
}
|
|
if (
|
|
typeof loadedResolver === 'object' &&
|
|
(loadedResolver.sync != null || loadedResolver.async != null)
|
|
) {
|
|
return loadedResolver;
|
|
}
|
|
throw new Error(
|
|
`Resolver located at ${resolver} does not export a function or an object with "sync" and "async" props`
|
|
);
|
|
}
|