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							319 lines
						
					
					
						
							12 KiB
						
					
					
				| "use strict";
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| 
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| exports.__esModule = true;
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| exports.default = definePolyfillProvider;
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| 
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| var _helperPluginUtils = require("@babel/helper-plugin-utils");
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| 
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| var _helperCompilationTargets = _interopRequireWildcard(require("@babel/helper-compilation-targets"));
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| 
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| var _utils = require("./utils");
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| 
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| var _importsCache = _interopRequireDefault(require("./imports-cache"));
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| 
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| var _debugUtils = require("./debug-utils");
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| 
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| var _normalizeOptions = require("./normalize-options");
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| 
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| var v = _interopRequireWildcard(require("./visitors"));
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| 
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| var deps = _interopRequireWildcard(require("./node/dependencies"));
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| 
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| var _metaResolver = _interopRequireDefault(require("./meta-resolver"));
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| 
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| const _excluded = ["method", "targets", "ignoreBrowserslistConfig", "configPath", "debug", "shouldInjectPolyfill", "absoluteImports"];
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| 
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| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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| 
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| function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
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| 
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| function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && 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; }
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| 
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| function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
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| 
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| const getTargets = _helperCompilationTargets.default.default || _helperCompilationTargets.default;
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| 
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| function resolveOptions(options, babelApi) {
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|   const {
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|     method,
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|     targets: targetsOption,
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|     ignoreBrowserslistConfig,
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|     configPath,
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|     debug,
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|     shouldInjectPolyfill,
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|     absoluteImports
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|   } = options,
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|         providerOptions = _objectWithoutPropertiesLoose(options, _excluded);
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| 
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|   if (isEmpty(options)) {
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|     throw new Error(`\
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| This plugin requires options, for example:
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|     {
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|       "plugins": [
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|         ["<plugin name>", { method: "usage-pure" }]
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|       ]
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|     }
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| 
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| See more options at https://github.com/babel/babel-polyfills/blob/main/docs/usage.md`);
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|   }
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| 
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|   let methodName;
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|   if (method === "usage-global") methodName = "usageGlobal";else if (method === "entry-global") methodName = "entryGlobal";else if (method === "usage-pure") methodName = "usagePure";else if (typeof method !== "string") {
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|     throw new Error(".method must be a string");
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|   } else {
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|     throw new Error(`.method must be one of "entry-global", "usage-global"` + ` or "usage-pure" (received ${JSON.stringify(method)})`);
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|   }
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| 
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|   if (typeof shouldInjectPolyfill === "function") {
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|     if (options.include || options.exclude) {
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|       throw new Error(`.include and .exclude are not supported when using the` + ` .shouldInjectPolyfill function.`);
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|     }
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|   } else if (shouldInjectPolyfill != null) {
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|     throw new Error(`.shouldInjectPolyfill must be a function, or undefined` + ` (received ${JSON.stringify(shouldInjectPolyfill)})`);
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|   }
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| 
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|   if (absoluteImports != null && typeof absoluteImports !== "boolean" && typeof absoluteImports !== "string") {
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|     throw new Error(`.absoluteImports must be a boolean, a string, or undefined` + ` (received ${JSON.stringify(absoluteImports)})`);
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|   }
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| 
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|   let targets;
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| 
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|   if ( // If any browserslist-related option is specified, fallback to the old
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|   // behavior of not using the targets specified in the top-level options.
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|   targetsOption || configPath || ignoreBrowserslistConfig) {
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|     const targetsObj = typeof targetsOption === "string" || Array.isArray(targetsOption) ? {
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|       browsers: targetsOption
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|     } : targetsOption;
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|     targets = getTargets(targetsObj, {
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|       ignoreBrowserslistConfig,
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|       configPath
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|     });
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|   } else {
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|     targets = babelApi.targets();
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|   }
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| 
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|   return {
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|     method,
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|     methodName,
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|     targets,
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|     absoluteImports: absoluteImports != null ? absoluteImports : false,
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|     shouldInjectPolyfill,
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|     debug: !!debug,
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|     providerOptions: providerOptions
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|   };
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| }
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| 
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| function instantiateProvider(factory, options, missingDependencies, dirname, debugLog, babelApi) {
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|   const {
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|     method,
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|     methodName,
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|     targets,
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|     debug,
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|     shouldInjectPolyfill,
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|     providerOptions,
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|     absoluteImports
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|   } = resolveOptions(options, babelApi);
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|   const getUtils = (0, _utils.createUtilsGetter)(new _importsCache.default(moduleName => deps.resolve(dirname, moduleName, absoluteImports))); // eslint-disable-next-line prefer-const
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| 
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|   let include, exclude;
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|   let polyfillsSupport;
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|   let polyfillsNames;
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|   let filterPolyfills;
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|   const depsCache = new Map();
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|   const api = {
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|     babel: babelApi,
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|     getUtils,
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|     method: options.method,
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|     targets,
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|     createMetaResolver: _metaResolver.default,
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| 
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|     shouldInjectPolyfill(name) {
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|       if (polyfillsNames === undefined) {
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|         throw new Error(`Internal error in the ${factory.name} provider: ` + `shouldInjectPolyfill() can't be called during initialization.`);
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|       }
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| 
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|       if (!polyfillsNames.has(name)) {
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|         console.warn(`Internal error in the ${provider.name} provider: ` + `unknown polyfill "${name}".`);
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|       }
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| 
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|       if (filterPolyfills && !filterPolyfills(name)) return false;
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|       let shouldInject = (0, _helperCompilationTargets.isRequired)(name, targets, {
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|         compatData: polyfillsSupport,
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|         includes: include,
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|         excludes: exclude
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|       });
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| 
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|       if (shouldInjectPolyfill) {
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|         shouldInject = shouldInjectPolyfill(name, shouldInject);
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| 
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|         if (typeof shouldInject !== "boolean") {
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|           throw new Error(`.shouldInjectPolyfill must return a boolean.`);
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|         }
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|       }
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| 
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|       return shouldInject;
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|     },
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| 
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|     debug(name) {
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|       var _debugLog, _debugLog$polyfillsSu;
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| 
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|       debugLog().found = true;
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|       if (!debug || !name) return;
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|       if (debugLog().polyfills.has(provider.name)) return;
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|       debugLog().polyfills.add(name);
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|       (_debugLog$polyfillsSu = (_debugLog = debugLog()).polyfillsSupport) != null ? _debugLog$polyfillsSu : _debugLog.polyfillsSupport = polyfillsSupport;
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|     },
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| 
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|     assertDependency(name, version = "*") {
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|       if (missingDependencies === false) return;
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| 
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|       if (absoluteImports) {
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|         // If absoluteImports is not false, we will try resolving
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|         // the dependency and throw if it's not possible. We can
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|         // skip the check here.
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|         return;
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|       }
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| 
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|       const dep = version === "*" ? name : `${name}@^${version}`;
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|       const found = missingDependencies.all ? false : mapGetOr(depsCache, `${name} :: ${dirname}`, () => deps.has(dirname, name));
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| 
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|       if (!found) {
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|         debugLog().missingDeps.add(dep);
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|       }
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|     }
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| 
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|   };
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|   const provider = factory(api, providerOptions, dirname);
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| 
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|   if (typeof provider[methodName] !== "function") {
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|     throw new Error(`The "${provider.name || factory.name}" provider doesn't ` + `support the "${method}" polyfilling method.`);
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|   }
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| 
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|   if (Array.isArray(provider.polyfills)) {
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|     polyfillsNames = new Set(provider.polyfills);
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|     filterPolyfills = provider.filterPolyfills;
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|   } else if (provider.polyfills) {
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|     polyfillsNames = new Set(Object.keys(provider.polyfills));
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|     polyfillsSupport = provider.polyfills;
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|     filterPolyfills = provider.filterPolyfills;
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|   } else {
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|     polyfillsNames = new Set();
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|   }
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| 
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|   ({
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|     include,
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|     exclude
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|   } = (0, _normalizeOptions.validateIncludeExclude)(provider.name || factory.name, polyfillsNames, providerOptions.include || [], providerOptions.exclude || []));
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|   return {
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|     debug,
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|     method,
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|     targets,
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|     provider,
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| 
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|     callProvider(payload, path) {
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|       const utils = getUtils(path);
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|       provider[methodName](payload, utils, path);
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|     }
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| 
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|   };
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| }
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| 
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| function definePolyfillProvider(factory) {
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|   return (0, _helperPluginUtils.declare)((babelApi, options, dirname) => {
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|     babelApi.assertVersion(7);
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|     const {
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|       traverse
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|     } = babelApi;
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|     let debugLog;
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|     const missingDependencies = (0, _normalizeOptions.applyMissingDependenciesDefaults)(options, babelApi);
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|     const {
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|       debug,
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|       method,
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|       targets,
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|       provider,
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|       callProvider
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|     } = instantiateProvider(factory, options, missingDependencies, dirname, () => debugLog, babelApi);
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|     const createVisitor = method === "entry-global" ? v.entry : v.usage;
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|     const visitor = provider.visitor ? traverse.visitors.merge([createVisitor(callProvider), provider.visitor]) : createVisitor(callProvider);
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| 
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|     if (debug && debug !== _debugUtils.presetEnvSilentDebugHeader) {
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|       console.log(`${provider.name}: \`DEBUG\` option`);
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|       console.log(`\nUsing targets: ${(0, _debugUtils.stringifyTargetsMultiline)(targets)}`);
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|       console.log(`\nUsing polyfills with \`${method}\` method:`);
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|     }
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| 
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|     return {
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|       name: "inject-polyfills",
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|       visitor,
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| 
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|       pre() {
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|         var _provider$pre;
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| 
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|         debugLog = {
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|           polyfills: new Set(),
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|           polyfillsSupport: undefined,
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|           found: false,
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|           providers: new Set(),
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|           missingDeps: new Set()
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|         };
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|         (_provider$pre = provider.pre) == null ? void 0 : _provider$pre.apply(this, arguments);
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|       },
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| 
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|       post() {
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|         var _provider$post;
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| 
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|         (_provider$post = provider.post) == null ? void 0 : _provider$post.apply(this, arguments);
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| 
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|         if (missingDependencies !== false) {
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|           if (missingDependencies.log === "per-file") {
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|             deps.logMissing(debugLog.missingDeps);
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|           } else {
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|             deps.laterLogMissing(debugLog.missingDeps);
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|           }
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|         }
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| 
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|         if (!debug) return;
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|         if (this.filename) console.log(`\n[${this.filename}]`);
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| 
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|         if (debugLog.polyfills.size === 0) {
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|           console.log(method === "entry-global" ? debugLog.found ? `Based on your targets, the ${provider.name} polyfill did not add any polyfill.` : `The entry point for the ${provider.name} polyfill has not been found.` : `Based on your code and targets, the ${provider.name} polyfill did not add any polyfill.`);
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|           return;
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|         }
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| 
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|         if (method === "entry-global") {
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|           console.log(`The ${provider.name} polyfill entry has been replaced with ` + `the following polyfills:`);
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|         } else {
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|           console.log(`The ${provider.name} polyfill added the following polyfills:`);
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|         }
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| 
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|         for (const name of debugLog.polyfills) {
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|           var _debugLog$polyfillsSu2;
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| 
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|           if ((_debugLog$polyfillsSu2 = debugLog.polyfillsSupport) != null && _debugLog$polyfillsSu2[name]) {
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|             const filteredTargets = (0, _helperCompilationTargets.getInclusionReasons)(name, targets, debugLog.polyfillsSupport);
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|             const formattedTargets = JSON.stringify(filteredTargets).replace(/,/g, ", ").replace(/^\{"/, '{ "').replace(/"\}$/, '" }');
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|             console.log(`  ${name} ${formattedTargets}`);
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|           } else {
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|             console.log(`  ${name}`);
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|           }
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|         }
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|       }
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| 
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|     };
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|   });
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| }
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| 
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| function mapGetOr(map, key, getDefault) {
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|   let val = map.get(key);
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| 
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|   if (val === undefined) {
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|     val = getDefault();
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|     map.set(key, val);
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|   }
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| 
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|   return val;
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| }
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| 
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| function isEmpty(obj) {
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|   return Object.keys(obj).length === 0;
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| } |