|
|
- "use strict";
-
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- Object.defineProperty(exports, "isPluginRequired", {
- enumerable: true,
- get: function () {
- return _filterItems.isPluginRequired;
- }
- });
- exports.default = exports.getPolyfillPlugins = exports.getModulesPluginNames = exports.transformIncludesAndExcludes = void 0;
-
- var _semver = require("semver");
-
- var _debug = require("./debug");
-
- var _getOptionSpecificExcludes = _interopRequireDefault(require("./get-option-specific-excludes"));
-
- var _filterItems = _interopRequireWildcard(require("./filter-items"));
-
- var _moduleTransformations = _interopRequireDefault(require("./module-transformations"));
-
- var _normalizeOptions = _interopRequireDefault(require("./normalize-options"));
-
- var _plugins = _interopRequireDefault(require("../data/plugins.json"));
-
- var _shippedProposals = require("../data/shipped-proposals");
-
- var _overlappingPlugins = _interopRequireDefault(require("../data/overlapping-plugins"));
-
- var _usagePlugin = _interopRequireDefault(require("./polyfills/corejs2/usage-plugin"));
-
- var _usagePlugin2 = _interopRequireDefault(require("./polyfills/corejs3/usage-plugin"));
-
- var _usagePlugin3 = _interopRequireDefault(require("./polyfills/regenerator/usage-plugin"));
-
- var _entryPlugin = _interopRequireDefault(require("./polyfills/corejs2/entry-plugin"));
-
- var _entryPlugin2 = _interopRequireDefault(require("./polyfills/corejs3/entry-plugin"));
-
- var _entryPlugin3 = _interopRequireDefault(require("./polyfills/regenerator/entry-plugin"));
-
- var _targetsParser = _interopRequireDefault(require("./targets-parser"));
-
- var _availablePlugins = _interopRequireDefault(require("./available-plugins"));
-
- var _utils = require("./utils");
-
- var _helperPluginUtils = require("@babel/helper-plugin-utils");
-
- 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; }
-
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
- const pluginListWithoutProposals = (0, _utils.filterStageFromList)(_plugins.default, _shippedProposals.proposalPlugins);
-
- const getPlugin = pluginName => {
- const plugin = _availablePlugins.default[pluginName];
-
- if (!plugin) {
- throw new Error(`Could not find plugin "${pluginName}". Ensure there is an entry in ./available-plugins.js for it.`);
- }
-
- return plugin;
- };
-
- const transformIncludesAndExcludes = opts => {
- return opts.reduce((result, opt) => {
- const target = opt.match(/^(es|es6|es7|esnext|web)\./) ? "builtIns" : "plugins";
- result[target].add(opt);
- return result;
- }, {
- all: opts,
- plugins: new Set(),
- builtIns: new Set()
- });
- };
-
- exports.transformIncludesAndExcludes = transformIncludesAndExcludes;
-
- const getModulesPluginNames = ({
- modules,
- transformations,
- shouldTransformESM,
- shouldTransformDynamicImport,
- shouldParseTopLevelAwait
- }) => {
- const modulesPluginNames = [];
-
- if (modules !== false && transformations[modules]) {
- if (shouldTransformESM) {
- modulesPluginNames.push(transformations[modules]);
- }
-
- if (shouldTransformDynamicImport && shouldTransformESM && modules !== "umd") {
- modulesPluginNames.push("proposal-dynamic-import");
- } else {
- if (shouldTransformDynamicImport) {
- console.warn("Dynamic import can only be supported when transforming ES modules" + " to AMD, CommonJS or SystemJS. Only the parser plugin will be enabled.");
- }
-
- modulesPluginNames.push("syntax-dynamic-import");
- }
- } else {
- modulesPluginNames.push("syntax-dynamic-import");
- }
-
- if (shouldParseTopLevelAwait) {
- modulesPluginNames.push("syntax-top-level-await");
- }
-
- return modulesPluginNames;
- };
-
- exports.getModulesPluginNames = getModulesPluginNames;
-
- const getPolyfillPlugins = ({
- useBuiltIns,
- corejs,
- polyfillTargets,
- include,
- exclude,
- proposals,
- shippedProposals,
- regenerator,
- debug
- }) => {
- const polyfillPlugins = [];
-
- if (useBuiltIns === "usage" || useBuiltIns === "entry") {
- const pluginOptions = {
- corejs,
- polyfillTargets,
- include,
- exclude,
- proposals,
- shippedProposals,
- regenerator,
- debug
- };
-
- if (corejs) {
- if (useBuiltIns === "usage") {
- if (corejs.major === 2) {
- polyfillPlugins.push([_usagePlugin.default, pluginOptions]);
- } else {
- polyfillPlugins.push([_usagePlugin2.default, pluginOptions]);
- }
-
- if (regenerator) {
- polyfillPlugins.push([_usagePlugin3.default, pluginOptions]);
- }
- } else {
- if (corejs.major === 2) {
- polyfillPlugins.push([_entryPlugin.default, pluginOptions]);
- } else {
- polyfillPlugins.push([_entryPlugin2.default, pluginOptions]);
-
- if (!regenerator) {
- polyfillPlugins.push([_entryPlugin3.default, pluginOptions]);
- }
- }
- }
- }
- }
-
- return polyfillPlugins;
- };
-
- exports.getPolyfillPlugins = getPolyfillPlugins;
-
- function supportsStaticESM(caller) {
- return !!(caller && caller.supportsStaticESM);
- }
-
- function supportsDynamicImport(caller) {
- return !!(caller && caller.supportsDynamicImport);
- }
-
- function supportsTopLevelAwait(caller) {
- return !!(caller && caller.supportsTopLevelAwait);
- }
-
- var _default = (0, _helperPluginUtils.declare)((api, opts) => {
- api.assertVersion(7);
- const {
- configPath,
- debug,
- exclude: optionsExclude,
- forceAllTransforms,
- ignoreBrowserslistConfig,
- include: optionsInclude,
- loose,
- modules,
- shippedProposals,
- spec,
- targets: optionsTargets,
- useBuiltIns,
- corejs: {
- version: corejs,
- proposals
- }
- } = (0, _normalizeOptions.default)(opts);
- let hasUglifyTarget = false;
-
- if (optionsTargets && optionsTargets.uglify) {
- hasUglifyTarget = true;
- delete optionsTargets.uglify;
- console.log("");
- console.log("The uglify target has been deprecated. Set the top level");
- console.log("option `forceAllTransforms: true` instead.");
- console.log("");
- }
-
- if (optionsTargets && optionsTargets.esmodules && optionsTargets.browsers) {
- console.log("");
- console.log("@babel/preset-env: esmodules and browsers targets have been specified together.");
- console.log(`\`browsers\` target, \`${optionsTargets.browsers}\` will be ignored.`);
- console.log("");
- }
-
- const targets = (0, _targetsParser.default)(optionsTargets, {
- ignoreBrowserslistConfig,
- configPath
- });
- const include = transformIncludesAndExcludes(optionsInclude);
- const exclude = transformIncludesAndExcludes(optionsExclude);
- const transformTargets = forceAllTransforms || hasUglifyTarget ? {} : targets;
- const modulesPluginNames = getModulesPluginNames({
- modules,
- transformations: _moduleTransformations.default,
- shouldTransformESM: modules !== "auto" || !api.caller || !api.caller(supportsStaticESM),
- shouldTransformDynamicImport: modules !== "auto" || !api.caller || !api.caller(supportsDynamicImport),
- shouldParseTopLevelAwait: !api.caller || api.caller(supportsTopLevelAwait)
- });
- const pluginNames = (0, _filterItems.default)(shippedProposals ? _plugins.default : pluginListWithoutProposals, include.plugins, exclude.plugins, transformTargets, modulesPluginNames, (0, _getOptionSpecificExcludes.default)({
- loose
- }), _shippedProposals.pluginSyntaxMap);
- (0, _filterItems.removeUnnecessaryItems)(pluginNames, _overlappingPlugins.default);
- const polyfillPlugins = getPolyfillPlugins({
- useBuiltIns,
- corejs,
- polyfillTargets: targets,
- include: include.builtIns,
- exclude: exclude.builtIns,
- proposals,
- shippedProposals,
- regenerator: pluginNames.has("transform-regenerator"),
- debug
- });
- const pluginUseBuiltIns = useBuiltIns !== false;
- const plugins = Array.from(pluginNames).map(pluginName => [getPlugin(pluginName), {
- spec,
- loose,
- useBuiltIns: pluginUseBuiltIns
- }]).concat(polyfillPlugins);
-
- if (debug) {
- console.log("@babel/preset-env: `DEBUG` option");
- console.log("\nUsing targets:");
- console.log(JSON.stringify((0, _utils.prettifyTargets)(targets), null, 2));
- console.log(`\nUsing modules transform: ${modules.toString()}`);
- console.log("\nUsing plugins:");
- pluginNames.forEach(pluginName => {
- (0, _debug.logPluginOrPolyfill)(pluginName, targets, _plugins.default);
- });
-
- if (!useBuiltIns) {
- console.log("\nUsing polyfills: No polyfills were added, since the `useBuiltIns` option was not set.");
- } else {
- console.log(`\nUsing polyfills with \`${useBuiltIns}\` option:`);
- }
- }
-
- return {
- plugins
- };
- });
-
- exports.default = _default;
|