324 lines
9.1 KiB
JavaScript
324 lines
9.1 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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exports.default = exports.createTransformer = void 0;
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function _crypto() {
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const data = require('crypto');
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_crypto = function () {
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return data;
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};
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return data;
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}
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function path() {
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const data = _interopRequireWildcard(require('path'));
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path = function () {
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return data;
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};
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return data;
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}
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function _core() {
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const data = require('@babel/core');
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_core = function () {
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return data;
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};
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return data;
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}
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function _chalk() {
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const data = _interopRequireDefault(require('chalk'));
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_chalk = function () {
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return data;
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};
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return data;
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}
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function fs() {
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const data = _interopRequireWildcard(require('graceful-fs'));
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fs = function () {
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return data;
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};
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return data;
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}
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function _slash() {
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const data = _interopRequireDefault(require('slash'));
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_slash = function () {
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return data;
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};
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return data;
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}
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var _loadBabelConfig = require('./loadBabelConfig');
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function _interopRequireDefault(obj) {
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return obj && obj.__esModule ? obj : {default: obj};
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}
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function _getRequireWildcardCache(nodeInterop) {
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if (typeof WeakMap !== 'function') return null;
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var cacheBabelInterop = new WeakMap();
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var cacheNodeInterop = new WeakMap();
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return (_getRequireWildcardCache = function (nodeInterop) {
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return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
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})(nodeInterop);
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}
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function _interopRequireWildcard(obj, nodeInterop) {
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if (!nodeInterop && obj && obj.__esModule) {
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return obj;
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}
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if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
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return {default: obj};
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}
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var cache = _getRequireWildcardCache(nodeInterop);
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if (cache && cache.has(obj)) {
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return cache.get(obj);
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}
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var newObj = {};
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var hasPropertyDescriptor =
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Object.defineProperty && Object.getOwnPropertyDescriptor;
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for (var key in obj) {
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if (key !== 'default' && Object.prototype.hasOwnProperty.call(obj, key)) {
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var desc = hasPropertyDescriptor
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? Object.getOwnPropertyDescriptor(obj, key)
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: null;
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if (desc && (desc.get || desc.set)) {
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Object.defineProperty(newObj, key, desc);
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} else {
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newObj[key] = obj[key];
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}
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}
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}
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newObj.default = obj;
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if (cache) {
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cache.set(obj, newObj);
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}
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return newObj;
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}
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/**
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* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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const THIS_FILE = fs().readFileSync(__filename);
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const jestPresetPath = require.resolve('babel-preset-jest');
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const babelIstanbulPlugin = require.resolve('babel-plugin-istanbul');
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function assertLoadedBabelConfig(babelConfig, cwd, filename) {
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if (!babelConfig) {
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throw new Error(
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`babel-jest: Babel ignores ${_chalk().default.bold(
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(0, _slash().default)(path().relative(cwd, filename))
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)} - make sure to include the file in Jest's ${_chalk().default.bold(
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'transformIgnorePatterns'
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)} as well.`
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);
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}
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}
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function addIstanbulInstrumentation(babelOptions, transformOptions) {
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if (transformOptions.instrument) {
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const copiedBabelOptions = {
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...babelOptions
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};
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copiedBabelOptions.auxiliaryCommentBefore = ' istanbul ignore next ';
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// Copied from jest-runtime transform.js
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copiedBabelOptions.plugins = (copiedBabelOptions.plugins ?? []).concat([
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[
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babelIstanbulPlugin,
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{
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// files outside `cwd` will not be instrumented
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cwd: transformOptions.config.cwd,
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exclude: []
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}
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]
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]);
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return copiedBabelOptions;
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}
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return babelOptions;
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}
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function getCacheKeyFromConfig(
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sourceText,
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sourcePath,
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babelOptions,
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transformOptions
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) {
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const {config, configString, instrument} = transformOptions;
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const configPath = [babelOptions.config ?? '', babelOptions.babelrc ?? ''];
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return (0, _crypto().createHash)('sha1')
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.update(THIS_FILE)
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.update('\0', 'utf8')
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.update(JSON.stringify(babelOptions.options))
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.update('\0', 'utf8')
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.update(sourceText)
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.update('\0', 'utf8')
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.update(path().relative(config.rootDir, sourcePath))
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.update('\0', 'utf8')
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.update(configString)
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.update('\0', 'utf8')
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.update(configPath.join(''))
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.update('\0', 'utf8')
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.update(instrument ? 'instrument' : '')
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.update('\0', 'utf8')
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.update(process.env.NODE_ENV ?? '')
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.update('\0', 'utf8')
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.update(process.env.BABEL_ENV ?? '')
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.update('\0', 'utf8')
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.update(process.version)
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.digest('hex')
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.substring(0, 32);
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}
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function loadBabelConfig(cwd, filename, transformOptions) {
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const babelConfig = (0, _loadBabelConfig.loadPartialConfig)(transformOptions);
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assertLoadedBabelConfig(babelConfig, cwd, filename);
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return babelConfig;
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}
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async function loadBabelConfigAsync(cwd, filename, transformOptions) {
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const babelConfig = await (0, _loadBabelConfig.loadPartialConfigAsync)(
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transformOptions
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);
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assertLoadedBabelConfig(babelConfig, cwd, filename);
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return babelConfig;
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}
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function loadBabelOptions(
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cwd,
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filename,
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transformOptions,
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jestTransformOptions
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) {
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const {options} = loadBabelConfig(cwd, filename, transformOptions);
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return addIstanbulInstrumentation(options, jestTransformOptions);
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}
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async function loadBabelOptionsAsync(
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cwd,
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filename,
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transformOptions,
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jestTransformOptions
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) {
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const {options} = await loadBabelConfigAsync(cwd, filename, transformOptions);
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return addIstanbulInstrumentation(options, jestTransformOptions);
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}
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const createTransformer = userOptions => {
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const inputOptions = userOptions ?? {};
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const options = {
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...inputOptions,
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caller: {
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name: 'babel-jest',
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supportsDynamicImport: false,
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supportsExportNamespaceFrom: false,
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supportsStaticESM: false,
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supportsTopLevelAwait: false,
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...inputOptions.caller
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},
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compact: false,
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plugins: inputOptions.plugins ?? [],
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presets: (inputOptions.presets ?? []).concat(jestPresetPath),
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sourceMaps: 'both'
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};
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function mergeBabelTransformOptions(filename, transformOptions) {
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const {cwd, rootDir} = transformOptions.config;
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// `cwd` and `root` first to allow incoming options to override it
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return {
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cwd,
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root: rootDir,
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...options,
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caller: {
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...options.caller,
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supportsDynamicImport:
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transformOptions.supportsDynamicImport ??
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options.caller.supportsDynamicImport,
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supportsExportNamespaceFrom:
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transformOptions.supportsExportNamespaceFrom ??
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options.caller.supportsExportNamespaceFrom,
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supportsStaticESM:
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transformOptions.supportsStaticESM ??
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options.caller.supportsStaticESM,
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supportsTopLevelAwait:
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transformOptions.supportsTopLevelAwait ??
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options.caller.supportsTopLevelAwait
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},
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filename
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};
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}
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return {
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canInstrument: true,
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getCacheKey(sourceText, sourcePath, transformOptions) {
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const babelOptions = loadBabelConfig(
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transformOptions.config.cwd,
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sourcePath,
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mergeBabelTransformOptions(sourcePath, transformOptions)
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);
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return getCacheKeyFromConfig(
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sourceText,
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sourcePath,
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babelOptions,
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transformOptions
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);
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},
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async getCacheKeyAsync(sourceText, sourcePath, transformOptions) {
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const babelOptions = await loadBabelConfigAsync(
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transformOptions.config.cwd,
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sourcePath,
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mergeBabelTransformOptions(sourcePath, transformOptions)
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);
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return getCacheKeyFromConfig(
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sourceText,
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sourcePath,
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babelOptions,
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transformOptions
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);
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},
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process(sourceText, sourcePath, transformOptions) {
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const babelOptions = loadBabelOptions(
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transformOptions.config.cwd,
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sourcePath,
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mergeBabelTransformOptions(sourcePath, transformOptions),
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transformOptions
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);
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const transformResult = (0, _core().transformSync)(
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sourceText,
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babelOptions
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);
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if (transformResult) {
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const {code, map} = transformResult;
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if (typeof code === 'string') {
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return {
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code,
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map
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};
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}
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}
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return {
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code: sourceText
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};
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},
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async processAsync(sourceText, sourcePath, transformOptions) {
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const babelOptions = await loadBabelOptionsAsync(
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transformOptions.config.cwd,
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sourcePath,
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mergeBabelTransformOptions(sourcePath, transformOptions),
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transformOptions
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);
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const transformResult = await (0, _core().transformAsync)(
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sourceText,
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babelOptions
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);
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if (transformResult) {
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const {code, map} = transformResult;
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if (typeof code === 'string') {
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return {
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code,
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map
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};
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}
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}
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return {
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code: sourceText
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};
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}
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};
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};
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exports.createTransformer = createTransformer;
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const transformerFactory = {
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// Assigned here, instead of as a separate export, due to limitations in Jest's
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// requireOrImportModule, requiring all exports to be on the `default` export
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createTransformer
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};
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var _default = transformerFactory;
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exports.default = _default;
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