hzoo

nicolo-ribaudo

jlhwung

existentialism

@babel/preset-env

Object.defineProperty(exports, "__esModule", {

exports.isPluginRequired = isPluginRequired;

exports.transformIncludesAndExcludes = void 0;

var _filterItems = require("./filter-items.js");

var _moduleTransformations = require("./module-transformations.js");

var _normalizeOptions = require("./normalize-options.js");

var _shippedProposals = require("./shipped-proposals.js");

var _pluginsCompatData = require("./plugins-compat-data.js");

var _babelPluginPolyfillCorejs = require("babel-plugin-polyfill-corejs3");

var _babel7Plugins = require("./polyfills/babel-7-plugins.cjs");

var _helperCompilationTargets = require("@babel/helper-compilation-targets");

var _availablePlugins = require("./available-plugins.js");

var _helperPluginUtils = require("@babel/helper-plugin-utils");

const pluginCoreJS3 = _babelPluginPolyfillCorejs.default || _babelPluginPolyfillCorejs;

function isPluginRequired(targets, support) {

  return (0, _helperCompilationTargets.isRequired)("fake-name", targets, {

function filterStageFromList(list, stageList) {

  return Object.keys(list).reduce((result, item) => {

    withoutBugfixes: _pluginsCompatData.plugins,

    withBugfixes: Object.assign({}, _pluginsCompatData.plugins, _pluginsCompatData.pluginsBugfixes)

    withoutBugfixes: filterStageFromList(_pluginsCompatData.plugins, _shippedProposals.proposalPlugins),

    withBugfixes: filterStageFromList(Object.assign({}, _pluginsCompatData.plugins, _pluginsCompatData.pluginsBugfixes), _shippedProposals.proposalPlugins)

function getPluginList(proposals, bugfixes) {

    if (bugfixes) return pluginLists.withProposals.withBugfixes;else return pluginLists.withProposals.withoutBugfixes;

    if (bugfixes) return pluginLists.withoutProposals.withBugfixes;else return pluginLists.withoutProposals.withoutBugfixes;

  const plugin = _availablePlugins.default[pluginName]();

    throw new Error(`Could not find plugin "${pluginName}". Ensure there is an entry in ./available-plugins.js for it.`);

const transformIncludesAndExcludes = opts => {

    const target = opt.match(/^(es|es6|es7|esnext|web)\./) ? "builtIns" : "plugins";

exports.transformIncludesAndExcludes = transformIncludesAndExcludes;

function getSpecialModulesPluginNames(modules, shouldTransformDynamicImport) {

    modulesPluginNames.push(_moduleTransformations.default[modules]);

      modulesPluginNames.push("transform-dynamic-import");

      console.warn("Dynamic import can only be transformed when transforming ES" + " modules to AMD, CommonJS or SystemJS.");

      modulesPluginNames.push("syntax-dynamic-import");

    modulesPluginNames.push("syntax-top-level-await");

    modulesPluginNames.push("syntax-import-meta");

  const shouldTransformDynamicImport = optionsModules === "auto" ? !api.caller(supportsDynamicImport) : !!modules;

  if (optionsModules === "auto" && !api.caller(supportsExportNamespaceFrom) && !exclude.plugins.has("transform-export-namespace-from")) {

  if (!exclude.plugins.has("transform-export-namespace-from") && (optionsModules === "auto" ? !api.caller(supportsExportNamespaceFrom) : !!modules)) {

    include.plugins.add("transform-export-namespace-from");

  const pluginNames = (0, _helperCompilationTargets.filterItems)(compatData, include.plugins, exclude.plugins, transformTargets, getSpecialModulesPluginNames(modules, shouldTransformDynamicImport), !loose ? undefined : ["transform-typeof-symbol"], _shippedProposals.pluginSyntaxMap);

    (0, _filterItems.addProposalSyntaxPlugins)(pluginNames, _shippedProposals.proposalSyntaxPlugins);

  (0, _filterItems.removeUnsupportedItems)(pluginNames, api.version);

  (0, _filterItems.removeUnnecessaryItems)(pluginNames, _pluginsCompatData.overlappingPlugins);

  const polyfillPlugins = getPolyfillPlugins({

    regenerator: pluginNames.has("transform-regenerator"),

  const pluginUseBuiltIns = useBuiltIns !== false;

  const plugins = Array.from(pluginNames).map(pluginName => {

    if (pluginName === "transform-class-properties" || pluginName === "transform-private-methods" || pluginName === "transform-private-property-in-object") {

        loose: loose ? "#__internal__@babel/preset-env__prefer-true-but-false-is-ok-if-it-prevents-an-error" : "#__internal__@babel/preset-env__prefer-false-but-true-is-ok-if-it-prevents-an-error"

    if (pluginName === "syntax-import-attributes") {

    console.log("@babel/preset-env: `DEBUG` option");

    console.log(JSON.stringify((0, _helperCompilationTargets.prettifyTargets)(targets), null, 2));

    console.log(`\nUsing modules transform: ${optionsModules.toString()}`);

      (0, _debug.logPlugin)(pluginName, targets, compatData);

      console.log("\nUsing polyfills: No polyfills were added, since the `useBuiltIns` option was not set.");

    if (modules !== false && transformations[modules]) {

        modulesPluginNames.push(transformations[modules]);

      if (shouldTransformDynamicImport) {

        if (shouldTransformESM && modules !== "umd") {

          modulesPluginNames.push("transform-dynamic-import");

          console.warn("Dynamic import can only be transformed when transforming ES" + " modules to AMD, CommonJS or SystemJS.");

    if (shouldTransformExportNamespaceFrom) {

      modulesPluginNames.push("transform-export-namespace-from");

    if (!shouldTransformExportNamespaceFrom) {

      modulesPluginNames.push("syntax-export-namespace-from");

  "description": "A Babel preset for each environment.",

  "author": "The Babel Team (https://babel.dev/team)",

  "homepage": "https://babel.dev/docs/en/next/babel-preset-env",

  "bugs": "https://github.com/babel/babel/issues?utf8=%E2%9C%93&q=is%3Aissue+label%3A%22pkg%3A%20preset-env%22+is%3Aopen",

    "url": "https://github.com/babel/babel.git",

    "directory": "packages/babel-preset-env"

    "@babel/helper-compilation-targets": "^7.23.6",

    "@babel/helper-plugin-utils": "^7.22.5",

    "@babel/helper-validator-option": "^7.23.5",

    "@babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression": "^7.23.3",

    "@babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining": "^7.23.3",

    "@babel/plugin-bugfix-v8-static-class-fields-redefine-readonly": "^7.23.7",

    "@babel/plugin-proposal-private-property-in-object": "7.21.0-placeholder-for-preset-env.2",

    "@babel/plugin-syntax-async-generators": "^7.8.4",

    "@babel/plugin-syntax-class-properties": "^7.12.13",

    "@babel/plugin-syntax-class-static-block": "^7.14.5",

    "@babel/plugin-syntax-dynamic-import": "^7.8.3",

    "@babel/plugin-syntax-export-namespace-from": "^7.8.3",

    "@babel/plugin-syntax-import-assertions": "^7.23.3",

    "@babel/plugin-syntax-import-attributes": "^7.23.3",

    "@babel/plugin-syntax-import-meta": "^7.10.4",

    "@babel/plugin-syntax-json-strings": "^7.8.3",

    "@babel/plugin-syntax-logical-assignment-operators": "^7.10.4",

    "@babel/plugin-syntax-nullish-coalescing-operator": "^7.8.3",

    "@babel/plugin-syntax-numeric-separator": "^7.10.4",

    "@babel/plugin-syntax-object-rest-spread": "^7.8.3",

    "@babel/plugin-syntax-optional-catch-binding": "^7.8.3",

    "@babel/plugin-syntax-optional-chaining": "^7.8.3",

    "@babel/plugin-syntax-private-property-in-object": "^7.14.5",

    "@babel/plugin-syntax-top-level-await": "^7.14.5",

    "@babel/plugin-syntax-unicode-sets-regex": "^7.18.6",

    "@babel/plugin-transform-arrow-functions": "^7.23.3",

    "@babel/plugin-transform-async-generator-functions": "^7.23.7",

    "@babel/plugin-transform-async-to-generator": "^7.23.3",

    "@babel/plugin-transform-block-scoped-functions": "^7.23.3",

    "@babel/plugin-transform-block-scoping": "^7.23.4",

    "@babel/plugin-transform-class-properties": "^7.23.3",

    "@babel/plugin-transform-class-static-block": "^7.23.4",

    "@babel/plugin-transform-classes": "^7.23.5",

    "@babel/plugin-transform-classes": "^7.23.8",

    "@babel/plugin-transform-computed-properties": "^7.23.3",

    "@babel/plugin-transform-destructuring": "^7.23.3",

    "@babel/plugin-transform-dotall-regex": "^7.23.3",

    "@babel/plugin-transform-duplicate-keys": "^7.23.3",

    "@babel/plugin-transform-dynamic-import": "^7.23.4",

    "@babel/plugin-transform-exponentiation-operator": "^7.23.3",

    "@babel/plugin-transform-export-namespace-from": "^7.23.4",

    "@babel/plugin-transform-for-of": "^7.23.6",

    "@babel/plugin-transform-function-name": "^7.23.3",

    "@babel/plugin-transform-json-strings": "^7.23.4",

    "@babel/plugin-transform-literals": "^7.23.3",

    "@babel/plugin-transform-logical-assignment-operators": "^7.23.4",

    "@babel/plugin-transform-member-expression-literals": "^7.23.3",

    "@babel/plugin-transform-modules-amd": "^7.23.3",

    "@babel/plugin-transform-modules-commonjs": "^7.23.3",

    "@babel/plugin-transform-modules-systemjs": "^7.23.3",

    "@babel/plugin-transform-modules-umd": "^7.23.3",

    "@babel/plugin-transform-named-capturing-groups-regex": "^7.22.5",

    "@babel/plugin-transform-new-target": "^7.23.3",

    "@babel/plugin-transform-nullish-coalescing-operator": "^7.23.4",

    "@babel/plugin-transform-numeric-separator": "^7.23.4",

    "@babel/plugin-transform-object-rest-spread": "^7.23.4",

    "@babel/plugin-transform-object-super": "^7.23.3",

    "@babel/plugin-transform-optional-catch-binding": "^7.23.4",

    "@babel/plugin-transform-optional-chaining": "^7.23.4",

    "@babel/plugin-transform-parameters": "^7.23.3",

    "@babel/plugin-transform-private-methods": "^7.23.3",

    "@babel/plugin-transform-private-property-in-object": "^7.23.4",

    "@babel/plugin-transform-property-literals": "^7.23.3",

    "@babel/plugin-transform-regenerator": "^7.23.3",

    "@babel/plugin-transform-reserved-words": "^7.23.3",

    "@babel/plugin-transform-shorthand-properties": "^7.23.3",

    "@babel/plugin-transform-spread": "^7.23.3",

    "@babel/plugin-transform-sticky-regex": "^7.23.3",

    "@babel/plugin-transform-template-literals": "^7.23.3",

    "@babel/plugin-transform-typeof-symbol": "^7.23.3",

    "@babel/plugin-transform-unicode-escapes": "^7.23.3",

    "@babel/plugin-transform-unicode-property-regex": "^7.23.3",

    "@babel/plugin-transform-unicode-regex": "^7.23.3",

    "@babel/plugin-transform-unicode-sets-regex": "^7.23.3",

    "@babel/preset-modules": "0.1.6-no-external-plugins",

    "babel-plugin-polyfill-corejs2": "^0.4.7",

    "babel-plugin-polyfill-corejs3": "^0.8.7",

    "babel-plugin-polyfill-regenerator": "^0.5.4",

    "@babel/core-7.12": "npm:@babel/core@7.12.9",

    "@babel/helper-plugin-test-runner": "^7.22.5",

Improved metrics

Dependency changes

		@@ -253,3 +253,3 @@ "use strict";
		const shouldTransformDynamicImport = optionsModules === "auto" ? !api.caller(supportsDynamicImport) : !!modules;
		if (optionsModules === "auto" && !api.caller(supportsExportNamespaceFrom) && !exclude.plugins.has("transform-export-namespace-from")) {
		if (!exclude.plugins.has("transform-export-namespace-from") && (optionsModules === "auto" ? !api.caller(supportsExportNamespaceFrom) : !!modules)) {
		include.plugins.add("transform-export-namespace-from");
		@@ -256,0 +256,0 @@ }

		{
		"name": "@babel/preset-env",
		"version": "7.23.7",
		"version": "7.23.8",
		"description": "A Babel preset for each environment.",
		@@ -52,3 +52,3 @@ "author": "The Babel Team (https://babel.dev/team)",
		"@babel/plugin-transform-class-static-block": "^7.23.4",
		"@babel/plugin-transform-classes": "^7.23.5",
		"@babel/plugin-transform-classes": "^7.23.8",
		"@babel/plugin-transform-computed-properties": "^7.23.3",
		@@ -55,0 +55,0 @@ "@babel/plugin-transform-destructuring": "^7.23.3",