hexo/node_modules/babel-plugin-polyfill-corejs2/esm/index.mjs

417 lines
17 KiB
JavaScript

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";
const has = Function.call.bind(Object.hasOwnProperty);
var index = defineProvider(function (api, {
[presetEnvCompat]: {
entryInjectRegenerator
} = {
entryInjectRegenerator: false
},
[runtimeCompat]: {
useBabelRuntime,
runtimeVersion,
ext = ".js"
} = {
useBabelRuntime: "",
runtimeVersion: ""
}
}) {
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" && "object" in meta && 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] // meta.kind === "in" narrows this
));
}
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.parentPath.node.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