| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204 | 'use strict';Object.defineProperty(exports, '__esModule', {  value: true});exports.default = readConfigFileAndSetRootDir;function path() {  const data = _interopRequireWildcard(require('path'));  path = function () {    return data;  };  return data;}function fs() {  const data = _interopRequireWildcard(require('graceful-fs'));  fs = function () {    return data;  };  return data;}function _parseJson() {  const data = _interopRequireDefault(require('parse-json'));  _parseJson = function () {    return data;  };  return data;}function _stripJsonComments() {  const data = _interopRequireDefault(require('strip-json-comments'));  _stripJsonComments = function () {    return data;  };  return data;}function _jestUtil() {  const data = require('jest-util');  _jestUtil = function () {    return data;  };  return data;}var _constants = require('./constants');function _interopRequireDefault(obj) {  return obj && obj.__esModule ? obj : {default: obj};}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;}/** * Copyright (c) Facebook, Inc. and its affiliates. 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. */// Read the configuration and set its `rootDir`// 1. If it's a `package.json` file, we look into its "jest" property// 2. If it's a `jest.config.ts` file, we use `ts-node` to transpile & require it// 3. For any other file, we just require it. If we receive an 'ERR_REQUIRE_ESM'//    from node, perform a dynamic import instead.async function readConfigFileAndSetRootDir(configPath) {  const isTS = configPath.endsWith(_constants.JEST_CONFIG_EXT_TS);  const isJSON = configPath.endsWith(_constants.JEST_CONFIG_EXT_JSON);  let configObject;  try {    if (isTS) {      configObject = await loadTSConfigFile(configPath);    } else if (isJSON) {      const fileContent = fs().readFileSync(configPath, 'utf8');      configObject = (0, _parseJson().default)(        (0, _stripJsonComments().default)(fileContent),        configPath      );    } else {      configObject = await (0, _jestUtil().requireOrImportModule)(configPath);    }  } catch (error) {    if (isTS) {      throw new Error(        `Jest: Failed to parse the TypeScript config file ${configPath}\n` +          `  ${error}`      );    }    throw error;  }  if (configPath.endsWith(_constants.PACKAGE_JSON)) {    // Event if there's no "jest" property in package.json we will still use    // an empty object.    configObject = configObject.jest || {};  }  if (typeof configObject === 'function') {    configObject = await configObject();  }  if (configObject.rootDir) {    // We don't touch it if it has an absolute path specified    if (!path().isAbsolute(configObject.rootDir)) {      // otherwise, we'll resolve it relative to the file's __dirname      configObject.rootDir = path().resolve(        path().dirname(configPath),        configObject.rootDir      );    }  } else {    // If rootDir is not there, we'll set it to this file's __dirname    configObject.rootDir = path().dirname(configPath);  }  return configObject;}let registerer; // Load the TypeScript configurationconst loadTSConfigFile = async configPath => {  // Register TypeScript compiler instance  try {    registerer ||      (registerer = require('ts-node').register({        compilerOptions: {          module: 'CommonJS'        }      }));  } catch (e) {    if (e.code === 'MODULE_NOT_FOUND') {      throw new Error(        `Jest: 'ts-node' is required for the TypeScript configuration files. Make sure it is installed\nError: ${e.message}`      );    }    throw e;  }  registerer.enabled(true);  let configObject = (0, _jestUtil().interopRequireDefault)(    require(configPath)  ).default; // In case the config is a function which imports more Typescript code  if (typeof configObject === 'function') {    configObject = await configObject();  }  registerer.enabled(false);  return configObject;};
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