| 1 | "use strict";
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| 2 |
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| 3 | exports.__esModule = true;
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| 4 | exports.default = definePolyfillProvider;
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| 5 | var _helperPluginUtils = require("@babel/helper-plugin-utils");
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| 6 | var _helperCompilationTargets = _interopRequireWildcard(require("@babel/helper-compilation-targets"));
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| 7 | var _utils = require("./utils");
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| 8 | var _importsInjector = _interopRequireDefault(require("./imports-injector"));
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| 9 | var _debugUtils = require("./debug-utils");
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| 10 | var _normalizeOptions = require("./normalize-options");
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| 11 | var v = _interopRequireWildcard(require("./visitors"));
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| 12 | var deps = _interopRequireWildcard(require("./node/dependencies"));
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| 13 | var _metaResolver = _interopRequireDefault(require("./meta-resolver"));
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| 14 | const _excluded = ["method", "targets", "ignoreBrowserslistConfig", "configPath", "debug", "shouldInjectPolyfill", "absoluteImports"];
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| 15 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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| 16 | 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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| 17 | 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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| 18 | 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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| 19 | const getTargets = _helperCompilationTargets.default.default || _helperCompilationTargets.default;
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| 20 | function resolveOptions(options, babelApi) {
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| 21 | const {
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| 22 | method,
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| 23 | targets: targetsOption,
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| 24 | ignoreBrowserslistConfig,
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| 25 | configPath,
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| 26 | debug,
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| 27 | shouldInjectPolyfill,
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| 28 | absoluteImports
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| 29 | } = options,
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| 30 | providerOptions = _objectWithoutPropertiesLoose(options, _excluded);
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| 31 | if (isEmpty(options)) {
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| 32 | throw new Error(`\
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| 33 | This plugin requires options, for example:
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| 34 | {
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| 35 | "plugins": [
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| 36 | ["<plugin name>", { method: "usage-pure" }]
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| 37 | ]
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| 38 | }
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| 39 |
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| 40 | See more options at https://github.com/babel/babel-polyfills/blob/main/docs/usage.md`);
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| 41 | }
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| 42 | let methodName;
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| 43 | 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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| 44 | throw new Error(".method must be a string");
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| 45 | } else {
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| 46 | throw new Error(`.method must be one of "entry-global", "usage-global"` + ` or "usage-pure" (received ${JSON.stringify(method)})`);
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| 47 | }
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| 48 | if (typeof shouldInjectPolyfill === "function") {
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| 49 | if (options.include || options.exclude) {
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| 50 | throw new Error(`.include and .exclude are not supported when using the` + ` .shouldInjectPolyfill function.`);
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| 51 | }
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| 52 | } else if (shouldInjectPolyfill != null) {
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| 53 | throw new Error(`.shouldInjectPolyfill must be a function, or undefined` + ` (received ${JSON.stringify(shouldInjectPolyfill)})`);
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| 54 | }
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| 55 | if (absoluteImports != null && typeof absoluteImports !== "boolean" && typeof absoluteImports !== "string") {
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| 56 | throw new Error(`.absoluteImports must be a boolean, a string, or undefined` + ` (received ${JSON.stringify(absoluteImports)})`);
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| 57 | }
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| 58 | let targets;
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| 59 | if (
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| 60 | // If any browserslist-related option is specified, fallback to the old
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| 61 | // behavior of not using the targets specified in the top-level options.
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| 62 | targetsOption || configPath || ignoreBrowserslistConfig) {
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| 63 | const targetsObj = typeof targetsOption === "string" || Array.isArray(targetsOption) ? {
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| 64 | browsers: targetsOption
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| 65 | } : targetsOption;
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| 66 | targets = getTargets(targetsObj, {
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| 67 | ignoreBrowserslistConfig,
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| 68 | configPath
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| 69 | });
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| 70 | } else {
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| 71 | targets = babelApi.targets();
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| 72 | }
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| 73 | return {
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| 74 | method,
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| 75 | methodName,
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| 76 | targets,
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| 77 | absoluteImports: absoluteImports != null ? absoluteImports : false,
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| 78 | shouldInjectPolyfill,
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| 79 | debug: !!debug,
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| 80 | providerOptions: providerOptions
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| 81 | };
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| 82 | }
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| 83 | function instantiateProvider(factory, options, missingDependencies, dirname, debugLog, babelApi) {
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| 84 | const {
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| 85 | method,
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| 86 | methodName,
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| 87 | targets,
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| 88 | debug,
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| 89 | shouldInjectPolyfill,
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| 90 | providerOptions,
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| 91 | absoluteImports
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| 92 | } = resolveOptions(options, babelApi);
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| 93 |
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| 94 | // eslint-disable-next-line prefer-const
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| 95 | let include, exclude;
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| 96 | let polyfillsSupport;
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| 97 | let polyfillsNames;
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| 98 | let filterPolyfills;
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| 99 | const getUtils = (0, _utils.createUtilsGetter)(new _importsInjector.default(moduleName => deps.resolve(dirname, moduleName, absoluteImports), name => {
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| 100 | var _polyfillsNames$get, _polyfillsNames;
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| 101 | return (_polyfillsNames$get = (_polyfillsNames = polyfillsNames) == null ? void 0 : _polyfillsNames.get(name)) != null ? _polyfillsNames$get : Infinity;
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| 102 | }));
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| 103 | const depsCache = new Map();
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| 104 | const api = {
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| 105 | babel: babelApi,
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| 106 | getUtils,
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| 107 | method: options.method,
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| 108 | targets,
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| 109 | createMetaResolver: _metaResolver.default,
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| 110 | shouldInjectPolyfill(name) {
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| 111 | if (polyfillsNames === undefined) {
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| 112 | throw new Error(`Internal error in the ${factory.name} provider: ` + `shouldInjectPolyfill() can't be called during initialization.`);
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| 113 | }
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| 114 | if (!polyfillsNames.has(name)) {
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| 115 | console.warn(`Internal error in the ${providerName} provider: ` + `unknown polyfill "${name}".`);
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| 116 | }
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| 117 | if (filterPolyfills && !filterPolyfills(name)) return false;
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| 118 | let shouldInject = (0, _helperCompilationTargets.isRequired)(name, targets, {
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| 119 | compatData: polyfillsSupport,
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| 120 | includes: include,
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| 121 | excludes: exclude
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| 122 | });
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| 123 | if (shouldInjectPolyfill) {
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| 124 | shouldInject = shouldInjectPolyfill(name, shouldInject);
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| 125 | if (typeof shouldInject !== "boolean") {
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| 126 | throw new Error(`.shouldInjectPolyfill must return a boolean.`);
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| 127 | }
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| 128 | }
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| 129 | return shouldInject;
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| 130 | },
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| 131 | debug(name) {
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| 132 | var _debugLog, _debugLog$polyfillsSu;
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| 133 | debugLog().found = true;
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| 134 | if (!debug || !name) return;
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| 135 | if (debugLog().polyfills.has(providerName)) return;
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| 136 | debugLog().polyfills.add(name);
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| 137 | (_debugLog$polyfillsSu = (_debugLog = debugLog()).polyfillsSupport) != null ? _debugLog$polyfillsSu : _debugLog.polyfillsSupport = polyfillsSupport;
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| 138 | },
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| 139 | assertDependency(name, version = "*") {
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| 140 | if (missingDependencies === false) return;
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| 141 | if (absoluteImports) {
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| 142 | // If absoluteImports is not false, we will try resolving
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| 143 | // the dependency and throw if it's not possible. We can
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| 144 | // skip the check here.
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| 145 | return;
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| 146 | }
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| 147 | const dep = version === "*" ? name : `${name}@^${version}`;
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| 148 | const found = missingDependencies.all ? false : mapGetOr(depsCache, `${name} :: ${dirname}`, () => deps.has(dirname, name));
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| 149 | if (!found) {
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| 150 | debugLog().missingDeps.add(dep);
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| 151 | }
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| 152 | }
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| 153 | };
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| 154 | const provider = factory(api, providerOptions, dirname);
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| 155 | const providerName = provider.name || factory.name;
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| 156 | if (typeof provider[methodName] !== "function") {
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| 157 | throw new Error(`The "${providerName}" provider doesn't support the "${method}" polyfilling method.`);
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| 158 | }
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| 159 | if (Array.isArray(provider.polyfills)) {
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| 160 | polyfillsNames = new Map(provider.polyfills.map((name, index) => [name, index]));
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| 161 | filterPolyfills = provider.filterPolyfills;
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| 162 | } else if (provider.polyfills) {
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| 163 | polyfillsNames = new Map(Object.keys(provider.polyfills).map((name, index) => [name, index]));
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| 164 | polyfillsSupport = provider.polyfills;
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| 165 | filterPolyfills = provider.filterPolyfills;
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| 166 | } else {
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| 167 | polyfillsNames = new Map();
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| 168 | }
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| 169 | ({
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| 170 | include,
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| 171 | exclude
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| 172 | } = (0, _normalizeOptions.validateIncludeExclude)(providerName, polyfillsNames, providerOptions.include || [], providerOptions.exclude || []));
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| 173 | let callProvider;
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| 174 | if (methodName === "usageGlobal") {
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| 175 | callProvider = (payload, path) => {
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| 176 | var _ref;
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| 177 | const utils = getUtils(path);
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| 178 | return (_ref = provider[methodName](payload, utils, path)) != null ? _ref : false;
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| 179 | };
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| 180 | } else {
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| 181 | callProvider = (payload, path) => {
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| 182 | const utils = getUtils(path);
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| 183 | provider[methodName](payload, utils, path);
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| 184 | return false;
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| 185 | };
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| 186 | }
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| 187 | return {
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| 188 | debug,
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| 189 | method,
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| 190 | targets,
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| 191 | provider,
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| 192 | providerName,
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| 193 | callProvider
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| 194 | };
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| 195 | }
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| 196 | function definePolyfillProvider(factory) {
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| 197 | return (0, _helperPluginUtils.declare)((babelApi, options, dirname) => {
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| 198 | babelApi.assertVersion("^7.0.0 || ^8.0.0-alpha.0");
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| 199 | const {
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| 200 | traverse
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| 201 | } = babelApi;
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| 202 | let debugLog;
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| 203 | const missingDependencies = (0, _normalizeOptions.applyMissingDependenciesDefaults)(options, babelApi);
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| 204 | const {
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| 205 | debug,
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| 206 | method,
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| 207 | targets,
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| 208 | provider,
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| 209 | providerName,
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| 210 | callProvider
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| 211 | } = instantiateProvider(factory, options, missingDependencies, dirname, () => debugLog, babelApi);
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| 212 | const createVisitor = method === "entry-global" ? v.entry : v.usage;
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| 213 | const visitor = provider.visitor ? traverse.visitors.merge([createVisitor(callProvider), provider.visitor]) : createVisitor(callProvider);
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| 214 | if (debug && debug !== _debugUtils.presetEnvSilentDebugHeader) {
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| 215 | console.log(`${providerName}: \`DEBUG\` option`);
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| 216 | console.log(`\nUsing targets: ${(0, _debugUtils.stringifyTargetsMultiline)(targets)}`);
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| 217 | console.log(`\nUsing polyfills with \`${method}\` method:`);
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| 218 | }
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| 219 | const {
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| 220 | runtimeName
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| 221 | } = provider;
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| 222 | return {
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| 223 | name: "inject-polyfills",
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| 224 | visitor,
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| 225 | pre(file) {
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| 226 | var _provider$pre;
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| 227 | if (runtimeName) {
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| 228 | if (file.get("runtimeHelpersModuleName") && file.get("runtimeHelpersModuleName") !== runtimeName) {
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| 229 | console.warn(`Two different polyfill providers` + ` (${file.get("runtimeHelpersModuleProvider")}` + ` and ${providerName}) are trying to define two` + ` conflicting @babel/runtime alternatives:` + ` ${file.get("runtimeHelpersModuleName")} and ${runtimeName}.` + ` The second one will be ignored.`);
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| 230 | } else {
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| 231 | file.set("runtimeHelpersModuleName", runtimeName);
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| 232 | file.set("runtimeHelpersModuleProvider", providerName);
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| 233 | }
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| 234 | }
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| 235 | debugLog = {
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| 236 | polyfills: new Set(),
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| 237 | polyfillsSupport: undefined,
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| 238 | found: false,
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| 239 | providers: new Set(),
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| 240 | missingDeps: new Set()
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| 241 | };
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| 242 | (_provider$pre = provider.pre) == null ? void 0 : _provider$pre.apply(this, arguments);
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| 243 | },
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| 244 | post() {
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| 245 | var _provider$post;
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| 246 | (_provider$post = provider.post) == null ? void 0 : _provider$post.apply(this, arguments);
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| 247 | if (missingDependencies !== false) {
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| 248 | if (missingDependencies.log === "per-file") {
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| 249 | deps.logMissing(debugLog.missingDeps);
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| 250 | } else {
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| 251 | deps.laterLogMissing(debugLog.missingDeps);
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| 252 | }
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| 253 | }
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| 254 | if (!debug) return;
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| 255 | if (this.filename) console.log(`\n[${this.filename}]`);
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| 256 | if (debugLog.polyfills.size === 0) {
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| 257 | console.log(method === "entry-global" ? debugLog.found ? `Based on your targets, the ${providerName} polyfill did not add any polyfill.` : `The entry point for the ${providerName} polyfill has not been found.` : `Based on your code and targets, the ${providerName} polyfill did not add any polyfill.`);
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| 258 | return;
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| 259 | }
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| 260 | if (method === "entry-global") {
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| 261 | console.log(`The ${providerName} polyfill entry has been replaced with ` + `the following polyfills:`);
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| 262 | } else {
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| 263 | console.log(`The ${providerName} polyfill added the following polyfills:`);
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| 264 | }
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| 265 | for (const name of debugLog.polyfills) {
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| 266 | var _debugLog$polyfillsSu2;
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| 267 | if ((_debugLog$polyfillsSu2 = debugLog.polyfillsSupport) != null && _debugLog$polyfillsSu2[name]) {
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| 268 | const filteredTargets = (0, _helperCompilationTargets.getInclusionReasons)(name, targets, debugLog.polyfillsSupport);
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| 269 | const formattedTargets = JSON.stringify(filteredTargets).replace(/,/g, ", ").replace(/^\{"/, '{ "').replace(/"\}$/, '" }');
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| 270 | console.log(` ${name} ${formattedTargets}`);
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| 271 | } else {
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| 272 | console.log(` ${name}`);
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| 273 | }
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| 274 | }
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| 275 | }
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| 276 | };
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| 277 | });
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| 278 | }
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| 279 | function mapGetOr(map, key, getDefault) {
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| 280 | let val = map.get(key);
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| 281 | if (val === undefined) {
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| 282 | val = getDefault();
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| 283 | map.set(key, val);
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| 284 | }
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| 285 | return val;
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| 286 | }
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| 287 | function isEmpty(obj) {
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| 288 | return Object.keys(obj).length === 0;
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| 289 | } |
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