"use strict";
|
|
exports.__esModule = true;
|
exports.default = void 0;
|
|
var _data = _interopRequireDefault(require("../core-js-compat/data.js"));
|
|
var _shippedProposals = _interopRequireDefault(require("./shipped-proposals"));
|
|
var _getModulesListForTargetVersion = _interopRequireDefault(require("../core-js-compat/get-modules-list-for-target-version.js"));
|
|
var _builtInDefinitions = require("./built-in-definitions");
|
|
var _usageFilters = _interopRequireDefault(require("./usage-filters"));
|
|
var _babel = _interopRequireWildcard(require("@babel/core"));
|
|
var _utils = require("./utils");
|
|
var _helperDefinePolyfillProvider = _interopRequireDefault(require("@babel/helper-define-polyfill-provider"));
|
|
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 _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
function _extends() { _extends = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
|
|
const {
|
types: t
|
} = _babel.default || _babel;
|
const runtimeCompat = "#__secret_key__@babel/runtime__compatibility";
|
|
const esnextFallback = (name, cb) => {
|
if (cb(name)) return true;
|
if (!name.startsWith("es.")) return false;
|
const fallback = `esnext.${name.slice(3)}`;
|
if (!_data.default[fallback]) return false;
|
return cb(fallback);
|
};
|
|
var _default = (0, _helperDefinePolyfillProvider.default)(function ({
|
getUtils,
|
method,
|
shouldInjectPolyfill,
|
createMetaResolver,
|
debug,
|
babel
|
}, {
|
version = 3,
|
proposals,
|
shippedProposals,
|
[runtimeCompat]: {
|
useBabelRuntime,
|
ext = ".js"
|
} = {
|
useBabelRuntime: ""
|
}
|
}) {
|
const isWebpack = babel.caller(caller => (caller == null ? void 0 : caller.name) === "babel-loader");
|
const resolve = createMetaResolver({
|
global: _builtInDefinitions.BuiltIns,
|
static: _builtInDefinitions.StaticProperties,
|
instance: _builtInDefinitions.InstanceProperties
|
});
|
const available = new Set((0, _getModulesListForTargetVersion.default)(version));
|
|
function getCoreJSPureBase(useProposalBase) {
|
return useBabelRuntime ? useProposalBase ? `${useBabelRuntime}/core-js` : `${useBabelRuntime}/core-js-stable` : useProposalBase ? "core-js-pure/features" : "core-js-pure/stable";
|
}
|
|
function maybeInjectGlobalImpl(name, utils) {
|
if (shouldInjectPolyfill(name)) {
|
debug(name);
|
utils.injectGlobalImport((0, _utils.coreJSModule)(name));
|
return true;
|
}
|
|
return false;
|
}
|
|
function maybeInjectGlobal(names, utils, fallback = true) {
|
for (const name of names) {
|
if (fallback) {
|
esnextFallback(name, name => maybeInjectGlobalImpl(name, utils));
|
} else {
|
maybeInjectGlobalImpl(name, utils);
|
}
|
}
|
}
|
|
function maybeInjectPure(desc, hint, utils, object) {
|
if (desc.pure && !(object && desc.exclude && desc.exclude.includes(object)) && esnextFallback(desc.name, shouldInjectPolyfill)) {
|
const {
|
name
|
} = desc;
|
let useProposalBase = false;
|
|
if (proposals || shippedProposals && name.startsWith("esnext.")) {
|
useProposalBase = true;
|
} else if (name.startsWith("es.") && !available.has(name)) {
|
useProposalBase = true;
|
}
|
|
const coreJSPureBase = getCoreJSPureBase(useProposalBase);
|
return utils.injectDefaultImport(`${coreJSPureBase}/${desc.pure}${ext}`, hint);
|
}
|
}
|
|
function isFeatureStable(name) {
|
if (name.startsWith("esnext.")) {
|
const esName = `es.${name.slice(7)}`; // If its imaginative esName is not in latest compat data, it means
|
// the proposal is not stage 4
|
|
return esName in _data.default;
|
}
|
|
return true;
|
}
|
|
return {
|
name: "corejs3",
|
polyfills: _data.default,
|
|
filterPolyfills(name) {
|
if (!available.has(name)) return false;
|
if (proposals || method === "entry-global") return true;
|
|
if (shippedProposals && _shippedProposals.default.has(name)) {
|
return true;
|
}
|
|
return isFeatureStable(name);
|
},
|
|
entryGlobal(meta, utils, path) {
|
if (meta.kind !== "import") return;
|
const modules = (0, _utils.isCoreJSSource)(meta.source);
|
if (!modules) return;
|
|
if (modules.length === 1 && meta.source === (0, _utils.coreJSModule)(modules[0]) && shouldInjectPolyfill(modules[0])) {
|
// Avoid infinite loop: do not replace imports with a new copy of
|
// themselves.
|
debug(null);
|
return;
|
}
|
|
const modulesSet = new Set(modules);
|
const filteredModules = modules.filter(module => {
|
if (!module.startsWith("esnext.")) return true;
|
const stable = module.replace("esnext.", "es.");
|
|
if (modulesSet.has(stable) && shouldInjectPolyfill(stable)) {
|
return false;
|
}
|
|
return true;
|
});
|
maybeInjectGlobal(filteredModules, utils, false);
|
path.remove();
|
},
|
|
usageGlobal(meta, utils, path) {
|
const resolved = resolve(meta);
|
if (!resolved) return;
|
if ((0, _usageFilters.default)(resolved.desc, path)) 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) || _builtInDefinitions.CommonInstanceDependencies.has(m));
|
}
|
|
maybeInjectGlobal(deps, utils);
|
},
|
|
usagePure(meta, utils, path) {
|
if (meta.kind === "in") {
|
if (meta.key === "Symbol.iterator") {
|
path.replaceWith(t.callExpression(utils.injectDefaultImport((0, _utils.coreJSPureHelper)("is-iterable", useBabelRuntime, 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 and updateExpression.
|
if (!path.isMemberExpression()) return;
|
if (!path.isReferenced()) return;
|
if (path.parentPath.isUpdateExpression()) return;
|
|
if (t.isSuper(path.node.object)) {
|
return;
|
}
|
|
if (meta.key === "Symbol.iterator") {
|
if (!shouldInjectPolyfill("es.symbol.iterator")) return;
|
const {
|
parent,
|
node
|
} = path;
|
|
if (t.isCallExpression(parent, {
|
callee: node
|
})) {
|
if (parent.arguments.length === 0) {
|
path.parentPath.replaceWith(t.callExpression(utils.injectDefaultImport((0, _utils.coreJSPureHelper)("get-iterator", useBabelRuntime, ext), "getIterator"), [node.object]));
|
path.skip();
|
} else {
|
(0, _utils.callMethod)(path, utils.injectDefaultImport((0, _utils.coreJSPureHelper)("get-iterator-method", useBabelRuntime, ext), "getIteratorMethod"));
|
}
|
} else {
|
path.replaceWith(t.callExpression(utils.injectDefaultImport((0, _utils.coreJSPureHelper)("get-iterator-method", useBabelRuntime, ext), "getIteratorMethod"), [path.node.object]));
|
}
|
|
return;
|
}
|
}
|
|
let resolved = resolve(meta);
|
if (!resolved) return;
|
if ((0, _usageFilters.default)(resolved.desc, path)) return;
|
|
if (useBabelRuntime && resolved.desc.pure && resolved.desc.pure.slice(-6) === "/index") {
|
// Remove /index, since it doesn't exist in @babel/runtime-corejs3s
|
resolved = _extends({}, resolved, {
|
desc: _extends({}, resolved.desc, {
|
pure: resolved.desc.pure.slice(0, -6)
|
})
|
});
|
}
|
|
if (resolved.kind === "global") {
|
const id = maybeInjectPure(resolved.desc, resolved.name, utils);
|
if (id) path.replaceWith(id);
|
} else if (resolved.kind === "static") {
|
const id = maybeInjectPure(resolved.desc, resolved.name, utils, // @ts-expect-error
|
meta.object);
|
if (id) path.replaceWith(id);
|
} else if (resolved.kind === "instance") {
|
const id = maybeInjectPure(resolved.desc, `${resolved.name}InstanceProperty`, utils, // @ts-expect-error
|
meta.object);
|
if (!id) return;
|
const {
|
node
|
} = path;
|
|
if (t.isCallExpression(path.parent, {
|
callee: node
|
})) {
|
(0, _utils.callMethod)(path, id);
|
} else {
|
path.replaceWith(t.callExpression(id, [node.object]));
|
}
|
}
|
},
|
|
visitor: method === "usage-global" && {
|
// import("foo")
|
CallExpression(path) {
|
if (path.get("callee").isImport()) {
|
const utils = getUtils(path);
|
|
if (isWebpack) {
|
// Webpack uses Promise.all to handle dynamic import.
|
maybeInjectGlobal(_builtInDefinitions.PromiseDependenciesWithIterators, utils);
|
} else {
|
maybeInjectGlobal(_builtInDefinitions.PromiseDependencies, utils);
|
}
|
}
|
},
|
|
// (async function () { }).finally(...)
|
Function(path) {
|
if (path.node.async) {
|
maybeInjectGlobal(_builtInDefinitions.PromiseDependencies, getUtils(path));
|
}
|
},
|
|
// for-of, [a, b] = c
|
"ForOfStatement|ArrayPattern"(path) {
|
maybeInjectGlobal(_builtInDefinitions.CommonIterators, getUtils(path));
|
},
|
|
// [...spread]
|
SpreadElement(path) {
|
if (!path.parentPath.isObjectExpression()) {
|
maybeInjectGlobal(_builtInDefinitions.CommonIterators, getUtils(path));
|
}
|
},
|
|
// yield*
|
YieldExpression(path) {
|
if (path.node.delegate) {
|
maybeInjectGlobal(_builtInDefinitions.CommonIterators, getUtils(path));
|
}
|
}
|
|
}
|
};
|
});
|
|
exports.default = _default;
|
