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; | |
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; |