diff options
Diffstat (limited to 'node_modules/jest-util/build/installCommonGlobals.js')
-rw-r--r-- | node_modules/jest-util/build/installCommonGlobals.js | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/node_modules/jest-util/build/installCommonGlobals.js b/node_modules/jest-util/build/installCommonGlobals.js new file mode 100644 index 0000000..509ceee --- /dev/null +++ b/node_modules/jest-util/build/installCommonGlobals.js @@ -0,0 +1,123 @@ +'use strict'; + +Object.defineProperty(exports, '__esModule', { + value: true +}); +exports.default = installCommonGlobals; + +function fs() { + const data = _interopRequireWildcard(require('graceful-fs')); + + fs = function () { + return data; + }; + + return data; +} + +var _createProcessObject = _interopRequireDefault( + require('./createProcessObject') +); + +var _deepCyclicCopy = _interopRequireDefault(require('./deepCyclicCopy')); + +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. + */ +const DTRACE = Object.keys(global).filter(key => key.startsWith('DTRACE')); + +function installCommonGlobals(globalObject, globals) { + globalObject.process = (0, _createProcessObject.default)(); + const symbol = globalObject.Symbol; // Keep a reference to some globals that Jest needs + + Object.defineProperties(globalObject, { + [symbol.for('jest-native-promise')]: { + enumerable: false, + value: Promise, + writable: false + }, + [symbol.for('jest-native-now')]: { + enumerable: false, + value: globalObject.Date.now.bind(globalObject.Date), + writable: false + }, + [symbol.for('jest-native-read-file')]: { + enumerable: false, + value: fs().readFileSync.bind(fs()), + writable: false + }, + [symbol.for('jest-native-write-file')]: { + enumerable: false, + value: fs().writeFileSync.bind(fs()), + writable: false + }, + [symbol.for('jest-native-exists-file')]: { + enumerable: false, + value: fs().existsSync.bind(fs()), + writable: false + }, + 'jest-symbol-do-not-touch': { + enumerable: false, + value: symbol, + writable: false + } + }); // Forward some APIs. + + DTRACE.forEach(dtrace => { + // @ts-expect-error: no index + globalObject[dtrace] = function (...args) { + // @ts-expect-error: no index + return global[dtrace].apply(this, args); + }; + }); + return Object.assign(globalObject, (0, _deepCyclicCopy.default)(globals)); +} |