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- import corejs2Polyfills from '@babel/compat-data/corejs2-built-ins';
- import semver from 'semver';
- import defineProvider from '@babel/helper-define-polyfill-provider';
- import * as babel from '@babel/core';
- const define = (name, pure, global = [], meta) => {
- return {
- name,
- pure,
- global,
- meta
- };
- };
- const pureAndGlobal = (pure, global, minRuntimeVersion = null) => define(global[0], pure, global, {
- minRuntimeVersion
- });
- const globalOnly = global => define(global[0], null, global);
- const pureOnly = (pure, name) => define(name, pure, []);
- const ArrayNatureIterators = ["es6.object.to-string", "es6.array.iterator", "web.dom.iterable"];
- const CommonIterators = ["es6.string.iterator", ...ArrayNatureIterators];
- const PromiseDependencies = ["es6.object.to-string", "es6.promise"];
- const BuiltIns = {
- DataView: globalOnly(["es6.typed.data-view"]),
- Float32Array: globalOnly(["es6.typed.float32-array"]),
- Float64Array: globalOnly(["es6.typed.float64-array"]),
- Int8Array: globalOnly(["es6.typed.int8-array"]),
- Int16Array: globalOnly(["es6.typed.int16-array"]),
- Int32Array: globalOnly(["es6.typed.int32-array"]),
- Map: pureAndGlobal("map", ["es6.map", ...CommonIterators]),
- Number: globalOnly(["es6.number.constructor"]),
- Promise: pureAndGlobal("promise", PromiseDependencies),
- RegExp: globalOnly(["es6.regexp.constructor"]),
- Set: pureAndGlobal("set", ["es6.set", ...CommonIterators]),
- Symbol: pureAndGlobal("symbol", ["es6.symbol"]),
- Uint8Array: globalOnly(["es6.typed.uint8-array"]),
- Uint8ClampedArray: globalOnly(["es6.typed.uint8-clamped-array"]),
- Uint16Array: globalOnly(["es6.typed.uint16-array"]),
- Uint32Array: globalOnly(["es6.typed.uint32-array"]),
- WeakMap: pureAndGlobal("weak-map", ["es6.weak-map", ...CommonIterators]),
- WeakSet: pureAndGlobal("weak-set", ["es6.weak-set", ...CommonIterators]),
- setImmediate: pureOnly("set-immediate", "web.immediate"),
- clearImmediate: pureOnly("clear-immediate", "web.immediate"),
- parseFloat: pureOnly("parse-float", "es6.parse-float"),
- parseInt: pureOnly("parse-int", "es6.parse-int")
- };
- const InstanceProperties = {
- __defineGetter__: globalOnly(["es7.object.define-getter"]),
- __defineSetter__: globalOnly(["es7.object.define-setter"]),
- __lookupGetter__: globalOnly(["es7.object.lookup-getter"]),
- __lookupSetter__: globalOnly(["es7.object.lookup-setter"]),
- anchor: globalOnly(["es6.string.anchor"]),
- big: globalOnly(["es6.string.big"]),
- bind: globalOnly(["es6.function.bind"]),
- blink: globalOnly(["es6.string.blink"]),
- bold: globalOnly(["es6.string.bold"]),
- codePointAt: globalOnly(["es6.string.code-point-at"]),
- copyWithin: globalOnly(["es6.array.copy-within"]),
- endsWith: globalOnly(["es6.string.ends-with"]),
- entries: globalOnly(ArrayNatureIterators),
- every: globalOnly(["es6.array.every"]),
- fill: globalOnly(["es6.array.fill"]),
- filter: globalOnly(["es6.array.filter"]),
- finally: globalOnly(["es7.promise.finally", ...PromiseDependencies]),
- find: globalOnly(["es6.array.find"]),
- findIndex: globalOnly(["es6.array.find-index"]),
- fixed: globalOnly(["es6.string.fixed"]),
- flags: globalOnly(["es6.regexp.flags"]),
- flatMap: globalOnly(["es7.array.flat-map"]),
- fontcolor: globalOnly(["es6.string.fontcolor"]),
- fontsize: globalOnly(["es6.string.fontsize"]),
- forEach: globalOnly(["es6.array.for-each"]),
- includes: globalOnly(["es6.string.includes", "es7.array.includes"]),
- indexOf: globalOnly(["es6.array.index-of"]),
- italics: globalOnly(["es6.string.italics"]),
- keys: globalOnly(ArrayNatureIterators),
- lastIndexOf: globalOnly(["es6.array.last-index-of"]),
- link: globalOnly(["es6.string.link"]),
- map: globalOnly(["es6.array.map"]),
- match: globalOnly(["es6.regexp.match"]),
- name: globalOnly(["es6.function.name"]),
- padStart: globalOnly(["es7.string.pad-start"]),
- padEnd: globalOnly(["es7.string.pad-end"]),
- reduce: globalOnly(["es6.array.reduce"]),
- reduceRight: globalOnly(["es6.array.reduce-right"]),
- repeat: globalOnly(["es6.string.repeat"]),
- replace: globalOnly(["es6.regexp.replace"]),
- search: globalOnly(["es6.regexp.search"]),
- small: globalOnly(["es6.string.small"]),
- some: globalOnly(["es6.array.some"]),
- sort: globalOnly(["es6.array.sort"]),
- split: globalOnly(["es6.regexp.split"]),
- startsWith: globalOnly(["es6.string.starts-with"]),
- strike: globalOnly(["es6.string.strike"]),
- sub: globalOnly(["es6.string.sub"]),
- sup: globalOnly(["es6.string.sup"]),
- toISOString: globalOnly(["es6.date.to-iso-string"]),
- toJSON: globalOnly(["es6.date.to-json"]),
- toString: globalOnly(["es6.object.to-string", "es6.date.to-string", "es6.regexp.to-string"]),
- trim: globalOnly(["es6.string.trim"]),
- trimEnd: globalOnly(["es7.string.trim-right"]),
- trimLeft: globalOnly(["es7.string.trim-left"]),
- trimRight: globalOnly(["es7.string.trim-right"]),
- trimStart: globalOnly(["es7.string.trim-left"]),
- values: globalOnly(ArrayNatureIterators)
- }; // This isn't present in older @babel/compat-data versions
- if ("es6.array.slice" in corejs2Polyfills) {
- InstanceProperties.slice = globalOnly(["es6.array.slice"]);
- }
- const StaticProperties = {
- Array: {
- from: pureAndGlobal("array/from", ["es6.symbol", "es6.array.from", ...CommonIterators]),
- isArray: pureAndGlobal("array/is-array", ["es6.array.is-array"]),
- of: pureAndGlobal("array/of", ["es6.array.of"])
- },
- Date: {
- now: pureAndGlobal("date/now", ["es6.date.now"])
- },
- JSON: {
- stringify: pureOnly("json/stringify", "es6.symbol")
- },
- Math: {
- // 'Math' was not included in the 7.0.0
- // release of '@babel/runtime'. See issue https://github.com/babel/babel/pull/8616.
- acosh: pureAndGlobal("math/acosh", ["es6.math.acosh"], "7.0.1"),
- asinh: pureAndGlobal("math/asinh", ["es6.math.asinh"], "7.0.1"),
- atanh: pureAndGlobal("math/atanh", ["es6.math.atanh"], "7.0.1"),
- cbrt: pureAndGlobal("math/cbrt", ["es6.math.cbrt"], "7.0.1"),
- clz32: pureAndGlobal("math/clz32", ["es6.math.clz32"], "7.0.1"),
- cosh: pureAndGlobal("math/cosh", ["es6.math.cosh"], "7.0.1"),
- expm1: pureAndGlobal("math/expm1", ["es6.math.expm1"], "7.0.1"),
- fround: pureAndGlobal("math/fround", ["es6.math.fround"], "7.0.1"),
- hypot: pureAndGlobal("math/hypot", ["es6.math.hypot"], "7.0.1"),
- imul: pureAndGlobal("math/imul", ["es6.math.imul"], "7.0.1"),
- log1p: pureAndGlobal("math/log1p", ["es6.math.log1p"], "7.0.1"),
- log10: pureAndGlobal("math/log10", ["es6.math.log10"], "7.0.1"),
- log2: pureAndGlobal("math/log2", ["es6.math.log2"], "7.0.1"),
- sign: pureAndGlobal("math/sign", ["es6.math.sign"], "7.0.1"),
- sinh: pureAndGlobal("math/sinh", ["es6.math.sinh"], "7.0.1"),
- tanh: pureAndGlobal("math/tanh", ["es6.math.tanh"], "7.0.1"),
- trunc: pureAndGlobal("math/trunc", ["es6.math.trunc"], "7.0.1")
- },
- Number: {
- EPSILON: pureAndGlobal("number/epsilon", ["es6.number.epsilon"]),
- MIN_SAFE_INTEGER: pureAndGlobal("number/min-safe-integer", ["es6.number.min-safe-integer"]),
- MAX_SAFE_INTEGER: pureAndGlobal("number/max-safe-integer", ["es6.number.max-safe-integer"]),
- isFinite: pureAndGlobal("number/is-finite", ["es6.number.is-finite"]),
- isInteger: pureAndGlobal("number/is-integer", ["es6.number.is-integer"]),
- isSafeInteger: pureAndGlobal("number/is-safe-integer", ["es6.number.is-safe-integer"]),
- isNaN: pureAndGlobal("number/is-nan", ["es6.number.is-nan"]),
- parseFloat: pureAndGlobal("number/parse-float", ["es6.number.parse-float"]),
- parseInt: pureAndGlobal("number/parse-int", ["es6.number.parse-int"])
- },
- Object: {
- assign: pureAndGlobal("object/assign", ["es6.object.assign"]),
- create: pureAndGlobal("object/create", ["es6.object.create"]),
- defineProperties: pureAndGlobal("object/define-properties", ["es6.object.define-properties"]),
- defineProperty: pureAndGlobal("object/define-property", ["es6.object.define-property"]),
- entries: pureAndGlobal("object/entries", ["es7.object.entries"]),
- freeze: pureAndGlobal("object/freeze", ["es6.object.freeze"]),
- getOwnPropertyDescriptor: pureAndGlobal("object/get-own-property-descriptor", ["es6.object.get-own-property-descriptor"]),
- getOwnPropertyDescriptors: pureAndGlobal("object/get-own-property-descriptors", ["es7.object.get-own-property-descriptors"]),
- getOwnPropertyNames: pureAndGlobal("object/get-own-property-names", ["es6.object.get-own-property-names"]),
- getOwnPropertySymbols: pureAndGlobal("object/get-own-property-symbols", ["es6.symbol"]),
- getPrototypeOf: pureAndGlobal("object/get-prototype-of", ["es6.object.get-prototype-of"]),
- is: pureAndGlobal("object/is", ["es6.object.is"]),
- isExtensible: pureAndGlobal("object/is-extensible", ["es6.object.is-extensible"]),
- isFrozen: pureAndGlobal("object/is-frozen", ["es6.object.is-frozen"]),
- isSealed: pureAndGlobal("object/is-sealed", ["es6.object.is-sealed"]),
- keys: pureAndGlobal("object/keys", ["es6.object.keys"]),
- preventExtensions: pureAndGlobal("object/prevent-extensions", ["es6.object.prevent-extensions"]),
- seal: pureAndGlobal("object/seal", ["es6.object.seal"]),
- setPrototypeOf: pureAndGlobal("object/set-prototype-of", ["es6.object.set-prototype-of"]),
- values: pureAndGlobal("object/values", ["es7.object.values"])
- },
- Promise: {
- all: globalOnly(CommonIterators),
- race: globalOnly(CommonIterators)
- },
- Reflect: {
- apply: pureAndGlobal("reflect/apply", ["es6.reflect.apply"]),
- construct: pureAndGlobal("reflect/construct", ["es6.reflect.construct"]),
- defineProperty: pureAndGlobal("reflect/define-property", ["es6.reflect.define-property"]),
- deleteProperty: pureAndGlobal("reflect/delete-property", ["es6.reflect.delete-property"]),
- get: pureAndGlobal("reflect/get", ["es6.reflect.get"]),
- getOwnPropertyDescriptor: pureAndGlobal("reflect/get-own-property-descriptor", ["es6.reflect.get-own-property-descriptor"]),
- getPrototypeOf: pureAndGlobal("reflect/get-prototype-of", ["es6.reflect.get-prototype-of"]),
- has: pureAndGlobal("reflect/has", ["es6.reflect.has"]),
- isExtensible: pureAndGlobal("reflect/is-extensible", ["es6.reflect.is-extensible"]),
- ownKeys: pureAndGlobal("reflect/own-keys", ["es6.reflect.own-keys"]),
- preventExtensions: pureAndGlobal("reflect/prevent-extensions", ["es6.reflect.prevent-extensions"]),
- set: pureAndGlobal("reflect/set", ["es6.reflect.set"]),
- setPrototypeOf: pureAndGlobal("reflect/set-prototype-of", ["es6.reflect.set-prototype-of"])
- },
- String: {
- at: pureOnly("string/at", "es7.string.at"),
- fromCodePoint: pureAndGlobal("string/from-code-point", ["es6.string.from-code-point"]),
- raw: pureAndGlobal("string/raw", ["es6.string.raw"])
- },
- Symbol: {
- // FIXME: Pure disabled to work around zloirock/core-js#262.
- asyncIterator: globalOnly(["es6.symbol", "es7.symbol.async-iterator"]),
- for: pureOnly("symbol/for", "es6.symbol"),
- hasInstance: pureOnly("symbol/has-instance", "es6.symbol"),
- isConcatSpreadable: pureOnly("symbol/is-concat-spreadable", "es6.symbol"),
- iterator: define("es6.symbol", "symbol/iterator", CommonIterators),
- keyFor: pureOnly("symbol/key-for", "es6.symbol"),
- match: pureAndGlobal("symbol/match", ["es6.regexp.match"]),
- replace: pureOnly("symbol/replace", "es6.symbol"),
- search: pureOnly("symbol/search", "es6.symbol"),
- species: pureOnly("symbol/species", "es6.symbol"),
- split: pureOnly("symbol/split", "es6.symbol"),
- toPrimitive: pureOnly("symbol/to-primitive", "es6.symbol"),
- toStringTag: pureOnly("symbol/to-string-tag", "es6.symbol"),
- unscopables: pureOnly("symbol/unscopables", "es6.symbol")
- }
- };
- const webPolyfills = {
- "web.timers": {},
- "web.immediate": {},
- "web.dom.iterable": {}
- };
- const purePolyfills = {
- "es6.parse-float": {},
- "es6.parse-int": {},
- "es7.string.at": {}
- };
- function addPlatformSpecificPolyfills (targets, method, polyfills) {
- const targetNames = Object.keys(targets);
- const isAnyTarget = !targetNames.length;
- const isWebTarget = targetNames.some(name => name !== "node");
- return { ...polyfills,
- ...(method === "usage-pure" ? purePolyfills : null),
- ...(isAnyTarget || isWebTarget ? webPolyfills : null)
- };
- }
- function hasMinVersion(minVersion, runtimeVersion) {
- // If the range is unavailable, we're running the script during Babel's
- // build process, and we want to assume that all versions are satisfied so
- // that the built output will include all definitions.
- if (!runtimeVersion || !minVersion) return true; // semver.intersects() has some surprising behavior with comparing ranges
- // with preprelease versions. We add '^' to ensure that we are always
- // comparing ranges with ranges, which sidesteps this logic.
- // For example:
- //
- // semver.intersects(`<7.0.1`, "7.0.0-beta.0") // false - surprising
- // semver.intersects(`<7.0.1`, "^7.0.0-beta.0") // true - expected
- //
- // This is because the first falls back to
- //
- // semver.satisfies("7.0.0-beta.0", `<7.0.1`) // false - surprising
- //
- // and this fails because a prerelease version can only satisfy a range
- // if it is a prerelease within the same major/minor/patch range.
- //
- // Note: If this is found to have issues, please also revist the logic in
- // babel-core's availableHelper() API.
- if (semver.valid(runtimeVersion)) runtimeVersion = `^${runtimeVersion}`;
- return !semver.intersects(`<${minVersion}`, runtimeVersion) && !semver.intersects(`>=8.0.0`, runtimeVersion);
- }
- const {
- types: t
- } = babel.default || babel;
- const presetEnvCompat = "#__secret_key__@babel/preset-env__compatibility";
- const runtimeCompat = "#__secret_key__@babel/runtime__compatibility"; // $FlowIgnore
- const has = Function.call.bind(Object.hasOwnProperty);
- var index = defineProvider(function (api, {
- [presetEnvCompat]: {
- entryInjectRegenerator
- } = {},
- [runtimeCompat]: {
- useBabelRuntime,
- runtimeVersion,
- ext = ".js"
- } = {}
- }) {
- const resolve = api.createMetaResolver({
- global: BuiltIns,
- static: StaticProperties,
- instance: InstanceProperties
- });
- const {
- debug,
- shouldInjectPolyfill,
- method
- } = api;
- const polyfills = addPlatformSpecificPolyfills(api.targets, method, corejs2Polyfills);
- const coreJSBase = useBabelRuntime ? `${useBabelRuntime}/core-js` : method === "usage-pure" ? "core-js/library/fn" : "core-js/modules";
- function inject(name, utils) {
- if (typeof name === "string") {
- // Some polyfills aren't always available, for example
- // web.dom.iterable when targeting node
- if (has(polyfills, name) && shouldInjectPolyfill(name)) {
- debug(name);
- utils.injectGlobalImport(`${coreJSBase}/${name}.js`);
- }
- return;
- }
- name.forEach(name => inject(name, utils));
- }
- function maybeInjectPure(desc, hint, utils) {
- const {
- pure,
- meta,
- name
- } = desc;
- if (!pure || !shouldInjectPolyfill(name)) return;
- if (runtimeVersion && meta && meta.minRuntimeVersion && !hasMinVersion(meta && meta.minRuntimeVersion, runtimeVersion)) {
- return;
- }
- return utils.injectDefaultImport(`${coreJSBase}/${pure}${ext}`, hint);
- }
- return {
- name: "corejs2",
- polyfills,
- entryGlobal(meta, utils, path) {
- if (meta.kind === "import" && meta.source === "core-js") {
- debug(null);
- inject(Object.keys(polyfills), utils);
- if (entryInjectRegenerator) {
- utils.injectGlobalImport("regenerator-runtime/runtime.js");
- }
- path.remove();
- }
- },
- usageGlobal(meta, utils) {
- const resolved = resolve(meta);
- if (!resolved) return;
- let deps = resolved.desc.global;
- if (resolved.kind !== "global" && meta.object && meta.placement === "prototype") {
- const low = meta.object.toLowerCase();
- deps = deps.filter(m => m.includes(low));
- }
- inject(deps, utils);
- },
- usagePure(meta, utils, path) {
- if (meta.kind === "in") {
- if (meta.key === "Symbol.iterator") {
- path.replaceWith(t.callExpression(utils.injectDefaultImport(`${coreJSBase}/is-iterable${ext}`, "isIterable"), [path.node.right]));
- }
- return;
- }
- if (path.parentPath.isUnaryExpression({
- operator: "delete"
- })) return;
- if (meta.kind === "property") {
- // We can't compile destructuring.
- if (!path.isMemberExpression()) return;
- if (!path.isReferenced()) return;
- if (meta.key === "Symbol.iterator" && shouldInjectPolyfill("es6.symbol") && path.parentPath.isCallExpression({
- callee: path.node
- }) && path.parent.arguments.length === 0) {
- path.parentPath.replaceWith(t.callExpression(utils.injectDefaultImport(`${coreJSBase}/get-iterator${ext}`, "getIterator"), [path.node.object]));
- path.skip();
- return;
- }
- }
- const resolved = resolve(meta);
- if (!resolved) return;
- const id = maybeInjectPure(resolved.desc, resolved.name, utils);
- if (id) path.replaceWith(id);
- },
- visitor: method === "usage-global" && {
- // yield*
- YieldExpression(path) {
- if (path.node.delegate) {
- inject("web.dom.iterable", api.getUtils(path));
- }
- },
- // for-of, [a, b] = c
- "ForOfStatement|ArrayPattern"(path) {
- CommonIterators.forEach(name => inject(name, api.getUtils(path)));
- }
- }
- };
- });
- export default index;
- //# sourceMappingURL=index.mjs.map
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