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qwen/nodejs/node_modules/jest-haste-map/build/ModuleMap.js

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+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true
+});
+exports.default = void 0;
+var _constants = _interopRequireDefault(require('./constants'));
+var fastPath = _interopRequireWildcard(require('./lib/fast_path'));
+function _getRequireWildcardCache(nodeInterop) {
+  if (typeof WeakMap !== 'function') return null;
+  var cacheBabelInterop = new WeakMap();
+  var cacheNodeInterop = new WeakMap();
+  return (_getRequireWildcardCache = function (nodeInterop) {
+    return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
+  })(nodeInterop);
+}
+function _interopRequireWildcard(obj, nodeInterop) {
+  if (!nodeInterop && obj && obj.__esModule) {
+    return obj;
+  }
+  if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
+    return {default: obj};
+  }
+  var cache = _getRequireWildcardCache(nodeInterop);
+  if (cache && cache.has(obj)) {
+    return cache.get(obj);
+  }
+  var newObj = {};
+  var hasPropertyDescriptor =
+    Object.defineProperty && Object.getOwnPropertyDescriptor;
+  for (var key in obj) {
+    if (key !== 'default' && Object.prototype.hasOwnProperty.call(obj, key)) {
+      var desc = hasPropertyDescriptor
+        ? Object.getOwnPropertyDescriptor(obj, key)
+        : null;
+      if (desc && (desc.get || desc.set)) {
+        Object.defineProperty(newObj, key, desc);
+      } else {
+        newObj[key] = obj[key];
+      }
+    }
+  }
+  newObj.default = obj;
+  if (cache) {
+    cache.set(obj, newObj);
+  }
+  return newObj;
+}
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : {default: obj};
+}
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+const EMPTY_OBJ = {};
+const EMPTY_MAP = new Map();
+class ModuleMap {
+  static DuplicateHasteCandidatesError;
+  _raw;
+  json;
+  static mapToArrayRecursive(map) {
+    let arr = Array.from(map);
+    if (arr[0] && arr[0][1] instanceof Map) {
+      arr = arr.map(el => [el[0], this.mapToArrayRecursive(el[1])]);
+    }
+    return arr;
+  }
+  static mapFromArrayRecursive(arr) {
+    if (arr[0] && Array.isArray(arr[1])) {
+      arr = arr.map(el => [el[0], this.mapFromArrayRecursive(el[1])]);
+    }
+    return new Map(arr);
+  }
+  constructor(raw) {
+    this._raw = raw;
+  }
+  getModule(name, platform, supportsNativePlatform, type) {
+    if (type == null) {
+      type = _constants.default.MODULE;
+    }
+    const module = this._getModuleMetadata(
+      name,
+      platform,
+      !!supportsNativePlatform
+    );
+    if (module && module[_constants.default.TYPE] === type) {
+      const modulePath = module[_constants.default.PATH];
+      return modulePath && fastPath.resolve(this._raw.rootDir, modulePath);
+    }
+    return null;
+  }
+  getPackage(name, platform, _supportsNativePlatform) {
+    return this.getModule(name, platform, null, _constants.default.PACKAGE);
+  }
+  getMockModule(name) {
+    const mockPath =
+      this._raw.mocks.get(name) || this._raw.mocks.get(`${name}/index`);
+    return mockPath && fastPath.resolve(this._raw.rootDir, mockPath);
+  }
+  getRawModuleMap() {
+    return {
+      duplicates: this._raw.duplicates,
+      map: this._raw.map,
+      mocks: this._raw.mocks,
+      rootDir: this._raw.rootDir
+    };
+  }
+  toJSON() {
+    if (!this.json) {
+      this.json = {
+        duplicates: ModuleMap.mapToArrayRecursive(this._raw.duplicates),
+        map: Array.from(this._raw.map),
+        mocks: Array.from(this._raw.mocks),
+        rootDir: this._raw.rootDir
+      };
+    }
+    return this.json;
+  }
+  static fromJSON(serializableModuleMap) {
+    return new ModuleMap({
+      duplicates: ModuleMap.mapFromArrayRecursive(
+        serializableModuleMap.duplicates
+      ),
+      map: new Map(serializableModuleMap.map),
+      mocks: new Map(serializableModuleMap.mocks),
+      rootDir: serializableModuleMap.rootDir
+    });
+  }
+
+  /**
+   * When looking up a module's data, we walk through each eligible platform for
+   * the query. For each platform, we want to check if there are known
+   * duplicates for that name+platform pair. The duplication logic normally
+   * removes elements from the `map` object, but we want to check upfront to be
+   * extra sure. If metadata exists both in the `duplicates` object and the
+   * `map`, this would be a bug.
+   */
+  _getModuleMetadata(name, platform, supportsNativePlatform) {
+    const map = this._raw.map.get(name) || EMPTY_OBJ;
+    const dupMap = this._raw.duplicates.get(name) || EMPTY_MAP;
+    if (platform != null) {
+      this._assertNoDuplicates(
+        name,
+        platform,
+        supportsNativePlatform,
+        dupMap.get(platform)
+      );
+      if (map[platform] != null) {
+        return map[platform];
+      }
+    }
+    if (supportsNativePlatform) {
+      this._assertNoDuplicates(
+        name,
+        _constants.default.NATIVE_PLATFORM,
+        supportsNativePlatform,
+        dupMap.get(_constants.default.NATIVE_PLATFORM)
+      );
+      if (map[_constants.default.NATIVE_PLATFORM]) {
+        return map[_constants.default.NATIVE_PLATFORM];
+      }
+    }
+    this._assertNoDuplicates(
+      name,
+      _constants.default.GENERIC_PLATFORM,
+      supportsNativePlatform,
+      dupMap.get(_constants.default.GENERIC_PLATFORM)
+    );
+    if (map[_constants.default.GENERIC_PLATFORM]) {
+      return map[_constants.default.GENERIC_PLATFORM];
+    }
+    return null;
+  }
+  _assertNoDuplicates(name, platform, supportsNativePlatform, relativePathSet) {
+    if (relativePathSet == null) {
+      return;
+    }
+    // Force flow refinement
+    const previousSet = relativePathSet;
+    const duplicates = new Map();
+    for (const [relativePath, type] of previousSet) {
+      const duplicatePath = fastPath.resolve(this._raw.rootDir, relativePath);
+      duplicates.set(duplicatePath, type);
+    }
+    throw new DuplicateHasteCandidatesError(
+      name,
+      platform,
+      supportsNativePlatform,
+      duplicates
+    );
+  }
+  static create(rootDir) {
+    return new ModuleMap({
+      duplicates: new Map(),
+      map: new Map(),
+      mocks: new Map(),
+      rootDir
+    });
+  }
+}
+exports.default = ModuleMap;
+class DuplicateHasteCandidatesError extends Error {
+  hasteName;
+  platform;
+  supportsNativePlatform;
+  duplicatesSet;
+  constructor(name, platform, supportsNativePlatform, duplicatesSet) {
+    const platformMessage = getPlatformMessage(platform);
+    super(
+      `The name \`${name}\` was looked up in the Haste module map. It ` +
+        'cannot be resolved, because there exists several different ' +
+        'files, or packages, that provide a module for ' +
+        `that particular name and platform. ${platformMessage} You must ` +
+        `delete or exclude files until there remains only one of these:\n\n${Array.from(
+          duplicatesSet
+        )
+          .map(
+            ([dupFilePath, dupFileType]) =>
+              `  * \`${dupFilePath}\` (${getTypeMessage(dupFileType)})\n`
+          )
+          .sort()
+          .join('')}`
+    );
+    this.hasteName = name;
+    this.platform = platform;
+    this.supportsNativePlatform = supportsNativePlatform;
+    this.duplicatesSet = duplicatesSet;
+  }
+}
+function getPlatformMessage(platform) {
+  if (platform === _constants.default.GENERIC_PLATFORM) {
+    return 'The platform is generic (no extension).';
+  }
+  return `The platform extension is \`${platform}\`.`;
+}
+function getTypeMessage(type) {
+  switch (type) {
+    case _constants.default.MODULE:
+      return 'module';
+    case _constants.default.PACKAGE:
+      return 'package';
+  }
+  return 'unknown';
+}
+ModuleMap.DuplicateHasteCandidatesError = DuplicateHasteCandidatesError;