index.js 6.8 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. Object.defineProperty(exports, "isPluginRequired", {
  6. enumerable: true,
  7. get: function () {
  8. return _filterItems.isPluginRequired;
  9. }
  10. });
  11. exports.default = exports.transformIncludesAndExcludes = void 0;
  12. var _debug = require("./debug");
  13. var _getOptionSpecificExcludes = _interopRequireDefault(require("./get-option-specific-excludes"));
  14. var _filterItems = _interopRequireWildcard(require("./filter-items"));
  15. var _moduleTransformations = _interopRequireDefault(require("./module-transformations"));
  16. var _normalizeOptions = _interopRequireDefault(require("./normalize-options"));
  17. var _plugins = _interopRequireDefault(require("../data/plugins.json"));
  18. var _shippedProposals = require("../data/shipped-proposals");
  19. var _usagePlugin = _interopRequireDefault(require("./polyfills/corejs2/usage-plugin"));
  20. var _usagePlugin2 = _interopRequireDefault(require("./polyfills/corejs3/usage-plugin"));
  21. var _usagePlugin3 = _interopRequireDefault(require("./polyfills/regenerator/usage-plugin"));
  22. var _entryPlugin = _interopRequireDefault(require("./polyfills/corejs2/entry-plugin"));
  23. var _entryPlugin2 = _interopRequireDefault(require("./polyfills/corejs3/entry-plugin"));
  24. var _entryPlugin3 = _interopRequireDefault(require("./polyfills/regenerator/entry-plugin"));
  25. var _targetsParser = _interopRequireDefault(require("./targets-parser"));
  26. var _availablePlugins = _interopRequireDefault(require("./available-plugins"));
  27. var _utils = require("./utils");
  28. function _helperPluginUtils() {
  29. const data = require("@babel/helper-plugin-utils");
  30. _helperPluginUtils = function () {
  31. return data;
  32. };
  33. return data;
  34. }
  35. function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
  36. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  37. const pluginListWithoutProposals = (0, _utils.filterStageFromList)(_plugins.default, _shippedProposals.proposalPlugins);
  38. const getPlugin = pluginName => {
  39. const plugin = _availablePlugins.default[pluginName];
  40. if (!plugin) {
  41. throw new Error(`Could not find plugin "${pluginName}". Ensure there is an entry in ./available-plugins.js for it.`);
  42. }
  43. return plugin;
  44. };
  45. const transformIncludesAndExcludes = opts => {
  46. return opts.reduce((result, opt) => {
  47. const target = opt.match(/^(es|es6|es7|esnext|web)\./) ? "builtIns" : "plugins";
  48. result[target].add(opt);
  49. return result;
  50. }, {
  51. all: opts,
  52. plugins: new Set(),
  53. builtIns: new Set()
  54. });
  55. };
  56. exports.transformIncludesAndExcludes = transformIncludesAndExcludes;
  57. function supportsStaticESM(caller) {
  58. return !!(caller && caller.supportsStaticESM);
  59. }
  60. var _default = (0, _helperPluginUtils().declare)((api, opts) => {
  61. api.assertVersion(7);
  62. const {
  63. configPath,
  64. debug,
  65. exclude: optionsExclude,
  66. forceAllTransforms,
  67. ignoreBrowserslistConfig,
  68. include: optionsInclude,
  69. loose,
  70. modules,
  71. shippedProposals,
  72. spec,
  73. targets: optionsTargets,
  74. useBuiltIns,
  75. corejs: {
  76. version: corejs,
  77. proposals
  78. }
  79. } = (0, _normalizeOptions.default)(opts);
  80. let hasUglifyTarget = false;
  81. if (optionsTargets && optionsTargets.uglify) {
  82. hasUglifyTarget = true;
  83. delete optionsTargets.uglify;
  84. console.log("");
  85. console.log("The uglify target has been deprecated. Set the top level");
  86. console.log("option `forceAllTransforms: true` instead.");
  87. console.log("");
  88. }
  89. if (optionsTargets && optionsTargets.esmodules && optionsTargets.browsers) {
  90. console.log("");
  91. console.log("@babel/preset-env: esmodules and browsers targets have been specified together.");
  92. console.log(`\`browsers\` target, \`${optionsTargets.browsers}\` will be ignored.`);
  93. console.log("");
  94. }
  95. const targets = (0, _targetsParser.default)(optionsTargets, {
  96. ignoreBrowserslistConfig,
  97. configPath
  98. });
  99. const include = transformIncludesAndExcludes(optionsInclude);
  100. const exclude = transformIncludesAndExcludes(optionsExclude);
  101. const transformTargets = forceAllTransforms || hasUglifyTarget ? {} : targets;
  102. const transformations = (0, _filterItems.default)(shippedProposals ? _plugins.default : pluginListWithoutProposals, include.plugins, exclude.plugins, transformTargets, null, (0, _getOptionSpecificExcludes.default)({
  103. loose
  104. }), _shippedProposals.pluginSyntaxMap);
  105. const plugins = [];
  106. const pluginUseBuiltIns = useBuiltIns !== false;
  107. if (modules !== false && _moduleTransformations.default[modules] && (modules !== "auto" || !api.caller || !api.caller(supportsStaticESM))) {
  108. plugins.push([getPlugin(_moduleTransformations.default[modules]), {
  109. loose
  110. }]);
  111. }
  112. transformations.forEach(pluginName => plugins.push([getPlugin(pluginName), {
  113. spec,
  114. loose,
  115. useBuiltIns: pluginUseBuiltIns
  116. }]));
  117. if (debug) {
  118. console.log("@babel/preset-env: `DEBUG` option");
  119. console.log("\nUsing targets:");
  120. console.log(JSON.stringify((0, _utils.prettifyTargets)(targets), null, 2));
  121. console.log(`\nUsing modules transform: ${modules.toString()}`);
  122. console.log("\nUsing plugins:");
  123. transformations.forEach(transform => {
  124. (0, _debug.logPluginOrPolyfill)(transform, targets, _plugins.default);
  125. });
  126. if (!useBuiltIns) {
  127. console.log("\nUsing polyfills: No polyfills were added, since the `useBuiltIns` option was not set.");
  128. } else {
  129. console.log(`\nUsing polyfills with \`${useBuiltIns}\` option:`);
  130. }
  131. }
  132. if (useBuiltIns === "usage" || useBuiltIns === "entry") {
  133. const regenerator = transformations.has("transform-regenerator");
  134. const pluginOptions = {
  135. corejs,
  136. polyfillTargets: targets,
  137. include: include.builtIns,
  138. exclude: exclude.builtIns,
  139. proposals,
  140. shippedProposals,
  141. regenerator,
  142. debug
  143. };
  144. if (corejs) {
  145. if (useBuiltIns === "usage") {
  146. if (corejs.major === 2) {
  147. plugins.push([_usagePlugin.default, pluginOptions]);
  148. } else {
  149. plugins.push([_usagePlugin2.default, pluginOptions]);
  150. }
  151. if (regenerator) {
  152. plugins.push([_usagePlugin3.default, pluginOptions]);
  153. }
  154. } else {
  155. if (corejs.major === 2) {
  156. plugins.push([_entryPlugin.default, pluginOptions]);
  157. } else {
  158. plugins.push([_entryPlugin2.default, pluginOptions]);
  159. if (!regenerator) {
  160. plugins.push([_entryPlugin3.default, pluginOptions]);
  161. }
  162. }
  163. }
  164. }
  165. }
  166. return {
  167. plugins
  168. };
  169. });
  170. exports.default = _default;