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"use strict";
exports.__esModule = true;
exports.default = void 0;
var _corejs2BuiltIns = _interopRequireDefault(require("@babel/compat-data/corejs2-built-ins"));
var _builtInDefinitions = require("./built-in-definitions");
var _addPlatformSpecificPolyfills = _interopRequireDefault(require("./add-platform-specific-polyfills"));
var _helpers = require("./helpers");
var _helperDefinePolyfillProvider = _interopRequireDefault(require("@babel/helper-define-polyfill-provider"));
var _babel = _interopRequireWildcard(require("@babel/core"));
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 }; }
const {
types: t
} = _babel.default || _babel;
const BABEL_RUNTIME = "@babel/runtime-corejs2";
const presetEnvCompat = "#__secret_key__@babel/preset-env__compatibility";
const runtimeCompat = "#__secret_key__@babel/runtime__compatibility";
const has = Function.call.bind(Object.hasOwnProperty);
var _default = (0, _helperDefinePolyfillProvider.default)(function (api, {
[presetEnvCompat]: {
entryInjectRegenerator = false,
noRuntimeName = false
} = {},
[runtimeCompat]: {
useBabelRuntime = false,
runtimeVersion = "",
ext = ".js"
} = {}
}) {
const resolve = api.createMetaResolver({
global: _builtInDefinitions.BuiltIns,
static: _builtInDefinitions.StaticProperties,
instance: _builtInDefinitions.InstanceProperties
});
const {
debug,
shouldInjectPolyfill,
method
} = api;
const polyfills = (0, _addPlatformSpecificPolyfills.default)(api.targets, method, _corejs2BuiltIns.default);
const coreJSBase = useBabelRuntime ? `${BABEL_RUNTIME}/core-js` : method === "usage-pure" ? "core-js/library/fn" : "core-js/modules";
function inject(name, utils) {
if (typeof name === "string") {
// Some polyfills aren't always available, for example
// web.dom.iterable when targeting node
if (has(polyfills, name) && shouldInjectPolyfill(name)) {
debug(name);
utils.injectGlobalImport(`${coreJSBase}/${name}.js`);
}
return;
}
name.forEach(name => inject(name, utils));
}
function maybeInjectPure(desc, hint, utils) {
let {
pure,
meta,
name
} = desc;
if (!pure || !shouldInjectPolyfill(name)) return;
if (runtimeVersion && meta && meta.minRuntimeVersion && !(0, _helpers.hasMinVersion)(meta && meta.minRuntimeVersion, runtimeVersion)) {
return;
}
// Unfortunately core-js and @babel/runtime-corejs2 don't have the same
// directory structure, so we need to special case this.
if (useBabelRuntime && pure === "symbol/index") pure = "symbol";
return utils.injectDefaultImport(`${coreJSBase}/${pure}${ext}`, hint);
}
return {
name: "corejs2",
runtimeName: noRuntimeName ? null : BABEL_RUNTIME,
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) {
_builtInDefinitions.CommonIterators.forEach(name => inject(name, api.getUtils(path)));
}
}
};
});
exports.default = _default; |