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- 'use strict';
- function _crypto() {
- const data = require('crypto');
- _crypto = function () {
- return data;
- };
- return data;
- }
- function path() {
- const data = _interopRequireWildcard(require('path'));
- path = function () {
- return data;
- };
- return data;
- }
- function _core() {
- const data = require('@babel/core');
- _core = function () {
- return data;
- };
- return data;
- }
- function _chalk() {
- const data = _interopRequireDefault(require('chalk'));
- _chalk = function () {
- return data;
- };
- return data;
- }
- function fs() {
- const data = _interopRequireWildcard(require('graceful-fs'));
- fs = function () {
- return data;
- };
- return data;
- }
- function _slash() {
- const data = _interopRequireDefault(require('slash'));
- _slash = function () {
- return data;
- };
- return data;
- }
- var _loadBabelConfig = require('./loadBabelConfig');
- function _interopRequireDefault(obj) {
- return obj && obj.__esModule ? obj : {default: obj};
- }
- function _getRequireWildcardCache() {
- if (typeof WeakMap !== 'function') return null;
- var cache = new WeakMap();
- _getRequireWildcardCache = function () {
- return cache;
- };
- return cache;
- }
- function _interopRequireWildcard(obj) {
- if (obj && obj.__esModule) {
- return obj;
- }
- if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
- return {default: obj};
- }
- var cache = _getRequireWildcardCache();
- if (cache && cache.has(obj)) {
- return cache.get(obj);
- }
- var newObj = {};
- var hasPropertyDescriptor =
- Object.defineProperty && Object.getOwnPropertyDescriptor;
- for (var key in obj) {
- if (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 THIS_FILE = fs().readFileSync(__filename);
- const jestPresetPath = require.resolve('babel-preset-jest');
- const babelIstanbulPlugin = require.resolve('babel-plugin-istanbul'); // Narrow down the types
- const createTransformer = userOptions => {
- var _inputOptions$plugins, _inputOptions$presets;
- const inputOptions =
- userOptions !== null && userOptions !== void 0 ? userOptions : {};
- const options = {
- ...inputOptions,
- caller: {
- name: 'babel-jest',
- supportsDynamicImport: false,
- supportsExportNamespaceFrom: false,
- supportsStaticESM: false,
- supportsTopLevelAwait: false,
- ...inputOptions.caller
- },
- compact: false,
- plugins:
- (_inputOptions$plugins = inputOptions.plugins) !== null &&
- _inputOptions$plugins !== void 0
- ? _inputOptions$plugins
- : [],
- presets: ((_inputOptions$presets = inputOptions.presets) !== null &&
- _inputOptions$presets !== void 0
- ? _inputOptions$presets
- : []
- ).concat(jestPresetPath),
- sourceMaps: 'both'
- };
- function loadBabelConfig(cwd, filename, transformOptions) {
- var _transformOptions$sup,
- _transformOptions$sup2,
- _transformOptions$sup3,
- _transformOptions$sup4;
- // `cwd` first to allow incoming options to override it
- const babelConfig = (0, _loadBabelConfig.loadPartialConfig)({
- cwd,
- ...options,
- caller: {
- ...options.caller,
- supportsDynamicImport:
- (_transformOptions$sup =
- transformOptions === null || transformOptions === void 0
- ? void 0
- : transformOptions.supportsDynamicImport) !== null &&
- _transformOptions$sup !== void 0
- ? _transformOptions$sup
- : options.caller.supportsDynamicImport,
- supportsExportNamespaceFrom:
- (_transformOptions$sup2 =
- transformOptions === null || transformOptions === void 0
- ? void 0
- : transformOptions.supportsExportNamespaceFrom) !== null &&
- _transformOptions$sup2 !== void 0
- ? _transformOptions$sup2
- : options.caller.supportsExportNamespaceFrom,
- supportsStaticESM:
- (_transformOptions$sup3 =
- transformOptions === null || transformOptions === void 0
- ? void 0
- : transformOptions.supportsStaticESM) !== null &&
- _transformOptions$sup3 !== void 0
- ? _transformOptions$sup3
- : options.caller.supportsStaticESM,
- supportsTopLevelAwait:
- (_transformOptions$sup4 =
- transformOptions === null || transformOptions === void 0
- ? void 0
- : transformOptions.supportsTopLevelAwait) !== null &&
- _transformOptions$sup4 !== void 0
- ? _transformOptions$sup4
- : options.caller.supportsTopLevelAwait
- },
- filename
- });
- if (!babelConfig) {
- throw new Error(
- `babel-jest: Babel ignores ${_chalk().default.bold(
- (0, _slash().default)(path().relative(cwd, filename))
- )} - make sure to include the file in Jest's ${_chalk().default.bold(
- 'transformIgnorePatterns'
- )} as well.`
- );
- }
- return babelConfig;
- }
- return {
- canInstrument: true,
- getCacheKey(fileData, filename, configString, cacheKeyOptions) {
- const {config, instrument, rootDir} = cacheKeyOptions;
- const babelOptions = loadBabelConfig(
- config.cwd,
- filename,
- cacheKeyOptions
- );
- const configPath = [
- babelOptions.config || '',
- babelOptions.babelrc || ''
- ];
- return (0, _crypto().createHash)('md5')
- .update(THIS_FILE)
- .update('\0', 'utf8')
- .update(JSON.stringify(babelOptions.options))
- .update('\0', 'utf8')
- .update(fileData)
- .update('\0', 'utf8')
- .update(path().relative(rootDir, filename))
- .update('\0', 'utf8')
- .update(configString)
- .update('\0', 'utf8')
- .update(configPath.join(''))
- .update('\0', 'utf8')
- .update(instrument ? 'instrument' : '')
- .update('\0', 'utf8')
- .update(process.env.NODE_ENV || '')
- .update('\0', 'utf8')
- .update(process.env.BABEL_ENV || '')
- .digest('hex');
- },
- process(src, filename, config, transformOptions) {
- const babelOptions = {
- ...loadBabelConfig(config.cwd, filename, transformOptions).options
- };
- if (
- transformOptions === null || transformOptions === void 0
- ? void 0
- : transformOptions.instrument
- ) {
- babelOptions.auxiliaryCommentBefore = ' istanbul ignore next '; // Copied from jest-runtime transform.js
- babelOptions.plugins = (babelOptions.plugins || []).concat([
- [
- babelIstanbulPlugin,
- {
- // files outside `cwd` will not be instrumented
- cwd: config.rootDir,
- exclude: []
- }
- ]
- ]);
- }
- const transformResult = (0, _core().transformSync)(src, babelOptions);
- if (transformResult) {
- const {code, map} = transformResult;
- if (typeof code === 'string') {
- return {
- code,
- map
- };
- }
- }
- return src;
- }
- };
- };
- const transformer = {
- ...createTransformer(),
- // Assigned here so only the exported transformer has `createTransformer`,
- // instead of all created transformers by the function
- createTransformer
- };
- module.exports = transformer;
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