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; | |
exports.__esModule = true; | |
exports.default = definePolyfillProvider; | |
var _helperPluginUtils = require("@babel/helper-plugin-utils"); | |
var _helperCompilationTargets = _interopRequireWildcard(require("@babel/helper-compilation-targets")); | |
var _utils = require("./utils"); | |
var _importsInjector = _interopRequireDefault(require("./imports-injector")); | |
var _debugUtils = require("./debug-utils"); | |
var _normalizeOptions = require("./normalize-options"); | |
var v = _interopRequireWildcard(require("./visitors")); | |
var deps = _interopRequireWildcard(require("./node/dependencies")); | |
var _metaResolver = _interopRequireDefault(require("./meta-resolver")); | |
const _excluded = ["method", "targets", "ignoreBrowserslistConfig", "configPath", "debug", "shouldInjectPolyfill", "absoluteImports"]; | |
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } | |
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); } | |
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; } | |
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; } | |
const getTargets = _helperCompilationTargets.default.default || _helperCompilationTargets.default; | |
function resolveOptions(options, babelApi) { | |
const { | |
method, | |
targets: targetsOption, | |
ignoreBrowserslistConfig, | |
configPath, | |
debug, | |
shouldInjectPolyfill, | |
absoluteImports | |
} = options, | |
providerOptions = _objectWithoutPropertiesLoose(options, _excluded); | |
if (isEmpty(options)) { | |
throw new Error(`\ | |
This plugin requires options, for example: | |
{ | |
"plugins": [ | |
["<plugin name>", { method: "usage-pure" }] | |
] | |
} | |
See more options at https://github.com/babel/babel-polyfills/blob/main/docs/usage.md`); | |
} | |
let methodName; | |
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") { | |
throw new Error(".method must be a string"); | |
} else { | |
throw new Error(`.method must be one of "entry-global", "usage-global"` + ` or "usage-pure" (received ${JSON.stringify(method)})`); | |
} | |
if (typeof shouldInjectPolyfill === "function") { | |
if (options.include || options.exclude) { | |
throw new Error(`.include and .exclude are not supported when using the` + ` .shouldInjectPolyfill function.`); | |
} | |
} else if (shouldInjectPolyfill != null) { | |
throw new Error(`.shouldInjectPolyfill must be a function, or undefined` + ` (received ${JSON.stringify(shouldInjectPolyfill)})`); | |
} | |
if (absoluteImports != null && typeof absoluteImports !== "boolean" && typeof absoluteImports !== "string") { | |
throw new Error(`.absoluteImports must be a boolean, a string, or undefined` + ` (received ${JSON.stringify(absoluteImports)})`); | |
} | |
let targets; | |
if ( | |
// If any browserslist-related option is specified, fallback to the old | |
// behavior of not using the targets specified in the top-level options. | |
targetsOption || configPath || ignoreBrowserslistConfig) { | |
const targetsObj = typeof targetsOption === "string" || Array.isArray(targetsOption) ? { | |
browsers: targetsOption | |
} : targetsOption; | |
targets = getTargets(targetsObj, { | |
ignoreBrowserslistConfig, | |
configPath | |
}); | |
} else { | |
targets = babelApi.targets(); | |
} | |
return { | |
method, | |
methodName, | |
targets, | |
absoluteImports: absoluteImports != null ? absoluteImports : false, | |
shouldInjectPolyfill, | |
debug: !!debug, | |
providerOptions: providerOptions | |
}; | |
} | |
function instantiateProvider(factory, options, missingDependencies, dirname, debugLog, babelApi) { | |
const { | |
method, | |
methodName, | |
targets, | |
debug, | |
shouldInjectPolyfill, | |
providerOptions, | |
absoluteImports | |
} = resolveOptions(options, babelApi); | |
// eslint-disable-next-line prefer-const | |
let include, exclude; | |
let polyfillsSupport; | |
let polyfillsNames; | |
let filterPolyfills; | |
const getUtils = (0, _utils.createUtilsGetter)(new _importsInjector.default(moduleName => deps.resolve(dirname, moduleName, absoluteImports), name => { | |
var _polyfillsNames$get, _polyfillsNames; | |
return (_polyfillsNames$get = (_polyfillsNames = polyfillsNames) == null ? void 0 : _polyfillsNames.get(name)) != null ? _polyfillsNames$get : Infinity; | |
})); | |
const depsCache = new Map(); | |
const api = { | |
babel: babelApi, | |
getUtils, | |
method: options.method, | |
targets, | |
createMetaResolver: _metaResolver.default, | |
shouldInjectPolyfill(name) { | |
if (polyfillsNames === undefined) { | |
throw new Error(`Internal error in the ${factory.name} provider: ` + `shouldInjectPolyfill() can't be called during initialization.`); | |
} | |
if (!polyfillsNames.has(name)) { | |
console.warn(`Internal error in the ${providerName} provider: ` + `unknown polyfill "${name}".`); | |
} | |
if (filterPolyfills && !filterPolyfills(name)) return false; | |
let shouldInject = (0, _helperCompilationTargets.isRequired)(name, targets, { | |
compatData: polyfillsSupport, | |
includes: include, | |
excludes: exclude | |
}); | |
if (shouldInjectPolyfill) { | |
shouldInject = shouldInjectPolyfill(name, shouldInject); | |
if (typeof shouldInject !== "boolean") { | |
throw new Error(`.shouldInjectPolyfill must return a boolean.`); | |
} | |
} | |
return shouldInject; | |
}, | |
debug(name) { | |
var _debugLog, _debugLog$polyfillsSu; | |
debugLog().found = true; | |
if (!debug || !name) return; | |
if (debugLog().polyfills.has(providerName)) return; | |
debugLog().polyfills.add(name); | |
(_debugLog$polyfillsSu = (_debugLog = debugLog()).polyfillsSupport) != null ? _debugLog$polyfillsSu : _debugLog.polyfillsSupport = polyfillsSupport; | |
}, | |
assertDependency(name, version = "*") { | |
if (missingDependencies === false) return; | |
if (absoluteImports) { | |
// If absoluteImports is not false, we will try resolving | |
// the dependency and throw if it's not possible. We can | |
// skip the check here. | |
return; | |
} | |
const dep = version === "*" ? name : `${name}@^${version}`; | |
const found = missingDependencies.all ? false : mapGetOr(depsCache, `${name} :: ${dirname}`, () => deps.has(dirname, name)); | |
if (!found) { | |
debugLog().missingDeps.add(dep); | |
} | |
} | |
}; | |
const provider = factory(api, providerOptions, dirname); | |
const providerName = provider.name || factory.name; | |
if (typeof provider[methodName] !== "function") { | |
throw new Error(`The "${providerName}" provider doesn't support the "${method}" polyfilling method.`); | |
} | |
if (Array.isArray(provider.polyfills)) { | |
polyfillsNames = new Map(provider.polyfills.map((name, index) => [name, index])); | |
filterPolyfills = provider.filterPolyfills; | |
} else if (provider.polyfills) { | |
polyfillsNames = new Map(Object.keys(provider.polyfills).map((name, index) => [name, index])); | |
polyfillsSupport = provider.polyfills; | |
filterPolyfills = provider.filterPolyfills; | |
} else { | |
polyfillsNames = new Map(); | |
} | |
({ | |
include, | |
exclude | |
} = (0, _normalizeOptions.validateIncludeExclude)(providerName, polyfillsNames, providerOptions.include || [], providerOptions.exclude || [])); | |
return { | |
debug, | |
method, | |
targets, | |
provider, | |
providerName, | |
callProvider(payload, path) { | |
const utils = getUtils(path); | |
provider[methodName](payload, utils, path); | |
} | |
}; | |
} | |
function definePolyfillProvider(factory) { | |
return (0, _helperPluginUtils.declare)((babelApi, options, dirname) => { | |
babelApi.assertVersion("^7.0.0 || ^8.0.0-alpha.0"); | |
const { | |
traverse | |
} = babelApi; | |
let debugLog; | |
const missingDependencies = (0, _normalizeOptions.applyMissingDependenciesDefaults)(options, babelApi); | |
const { | |
debug, | |
method, | |
targets, | |
provider, | |
providerName, | |
callProvider | |
} = instantiateProvider(factory, options, missingDependencies, dirname, () => debugLog, babelApi); | |
const createVisitor = method === "entry-global" ? v.entry : v.usage; | |
const visitor = provider.visitor ? traverse.visitors.merge([createVisitor(callProvider), provider.visitor]) : createVisitor(callProvider); | |
if (debug && debug !== _debugUtils.presetEnvSilentDebugHeader) { | |
console.log(`${providerName}: \`DEBUG\` option`); | |
console.log(`\nUsing targets: ${(0, _debugUtils.stringifyTargetsMultiline)(targets)}`); | |
console.log(`\nUsing polyfills with \`${method}\` method:`); | |
} | |
const { | |
runtimeName | |
} = provider; | |
return { | |
name: "inject-polyfills", | |
visitor, | |
pre(file) { | |
var _provider$pre; | |
if (runtimeName) { | |
if (file.get("runtimeHelpersModuleName") && file.get("runtimeHelpersModuleName") !== runtimeName) { | |
console.warn(`Two different polyfill providers` + ` (${file.get("runtimeHelpersModuleProvider")}` + ` and ${providerName}) are trying to define two` + ` conflicting @babel/runtime alternatives:` + ` ${file.get("runtimeHelpersModuleName")} and ${runtimeName}.` + ` The second one will be ignored.`); | |
} else { | |
file.set("runtimeHelpersModuleName", runtimeName); | |
file.set("runtimeHelpersModuleProvider", providerName); | |
} | |
} | |
debugLog = { | |
polyfills: new Set(), | |
polyfillsSupport: undefined, | |
found: false, | |
providers: new Set(), | |
missingDeps: new Set() | |
}; | |
(_provider$pre = provider.pre) == null ? void 0 : _provider$pre.apply(this, arguments); | |
}, | |
post() { | |
var _provider$post; | |
(_provider$post = provider.post) == null ? void 0 : _provider$post.apply(this, arguments); | |
if (missingDependencies !== false) { | |
if (missingDependencies.log === "per-file") { | |
deps.logMissing(debugLog.missingDeps); | |
} else { | |
deps.laterLogMissing(debugLog.missingDeps); | |
} | |
} | |
if (!debug) return; | |
if (this.filename) console.log(`\n[${this.filename}]`); | |
if (debugLog.polyfills.size === 0) { | |
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.`); | |
return; | |
} | |
if (method === "entry-global") { | |
console.log(`The ${providerName} polyfill entry has been replaced with ` + `the following polyfills:`); | |
} else { | |
console.log(`The ${providerName} polyfill added the following polyfills:`); | |
} | |
for (const name of debugLog.polyfills) { | |
var _debugLog$polyfillsSu2; | |
if ((_debugLog$polyfillsSu2 = debugLog.polyfillsSupport) != null && _debugLog$polyfillsSu2[name]) { | |
const filteredTargets = (0, _helperCompilationTargets.getInclusionReasons)(name, targets, debugLog.polyfillsSupport); | |
const formattedTargets = JSON.stringify(filteredTargets).replace(/,/g, ", ").replace(/^\{"/, '{ "').replace(/"\}$/, '" }'); | |
console.log(` ${name} ${formattedTargets}`); | |
} else { | |
console.log(` ${name}`); | |
} | |
} | |
} | |
}; | |
}); | |
} | |
function mapGetOr(map, key, getDefault) { | |
let val = map.get(key); | |
if (val === undefined) { | |
val = getDefault(); | |
map.set(key, val); | |
} | |
return val; | |
} | |
function isEmpty(obj) { | |
return Object.keys(obj).length === 0; | |
} |