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- 'use strict';
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- var _constants;
- function _load_constants() {
- return _constants = _interopRequireDefault(require('./constants'));
- }
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- const EMPTY_MAP = {}; /**
- * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- *
- */
- class ModuleMap {
- constructor(raw) {
- this._raw = raw;
- }
- getModule(name, platform, supportsNativePlatform, type) {
- if (!type) {
- type = (_constants || _load_constants()).default.MODULE;
- }
- const module = this._getModuleMetadata(name, platform, !!supportsNativePlatform);
- if (module && module[(_constants || _load_constants()).default.TYPE] === type) {
- return module[(_constants || _load_constants()).default.PATH];
- }
- return null;
- }
- getPackage(name, platform, supportsNativePlatform) {
- return this.getModule(name, platform, null, (_constants || _load_constants()).default.PACKAGE);
- }
- getMockModule(name) {
- return this._raw.mocks[name];
- }
- getRawModuleMap() {
- return {
- duplicates: this._raw.duplicates,
- map: this._raw.map,
- mocks: this._raw.mocks
- };
- }
- /**
- * 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[name] || EMPTY_MAP;
- const dupMap = this._raw.duplicates[name] || EMPTY_MAP;
- if (platform != null) {
- this._assertNoDuplicates(name, platform, supportsNativePlatform, dupMap[platform]);
- if (map[platform] != null) {
- return map[platform];
- }
- }
- if (supportsNativePlatform) {
- this._assertNoDuplicates(name, (_constants || _load_constants()).default.NATIVE_PLATFORM, supportsNativePlatform, dupMap[(_constants || _load_constants()).default.NATIVE_PLATFORM]);
- if (map[(_constants || _load_constants()).default.NATIVE_PLATFORM]) {
- return map[(_constants || _load_constants()).default.NATIVE_PLATFORM];
- }
- }
- this._assertNoDuplicates(name, (_constants || _load_constants()).default.GENERIC_PLATFORM, supportsNativePlatform, dupMap[(_constants || _load_constants()).default.GENERIC_PLATFORM]);
- if (map[(_constants || _load_constants()).default.GENERIC_PLATFORM]) {
- return map[(_constants || _load_constants()).default.GENERIC_PLATFORM];
- }
- return null;
- }
- _assertNoDuplicates(name, platform, supportsNativePlatform, set) {
- if (set == null) {
- return;
- }
- throw new DuplicateHasteCandidatesError(name, platform, supportsNativePlatform, set);
- }
- }
- exports.default = ModuleMap;
- class DuplicateHasteCandidatesError extends Error {
- 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. ${platformMessage} You must ` + `delete or blacklist files until there remains only one of these:\n\n` + Object.keys(duplicatesSet).sort().map(dupFilePath => {
- const typeMessage = getTypeMessage(duplicatesSet[dupFilePath]);
- return ` * \`${dupFilePath}\` (${typeMessage})\n`;
- }).join(''));
- this.hasteName = name;
- this.platform = platform;
- this.supportsNativePlatform = supportsNativePlatform;
- this.duplicatesSet = duplicatesSet;
- }
- }
- function getPlatformMessage(platform) {
- if (platform === (_constants || _load_constants()).default.GENERIC_PLATFORM) {
- return 'The platform is generic (no extension).';
- }
- return `The platform extension is \`${platform}\`.`;
- }
- function getTypeMessage(type) {
- switch (type) {
- case (_constants || _load_constants()).default.MODULE:
- return 'module';
- case (_constants || _load_constants()).default.PACKAGE:
- return 'package';
- }
- return 'unknown';
- }
- ModuleMap.DuplicateHasteCandidatesError = DuplicateHasteCandidatesError;
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