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71 changes: 68 additions & 3 deletions
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packages/babel-runtime-corejs3/helpers/esm/wrapAsyncGenerator.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,72 @@ | ||
| import AsyncGenerator from "./AsyncGenerator.js"; | ||
| function _wrapAsyncGenerator(r) { | ||
| import _Promise from "core-js-pure/features/promise/index.js"; | ||
| import _Symbol from "core-js-pure/features/symbol/index.js"; | ||
| import _Symbol$asyncIterator from "core-js-pure/features/symbol/async-iterator.js"; | ||
| import OverloadYield from "./OverloadYield.js"; | ||
| function _wrapAsyncGenerator(e) { | ||
| return function () { | ||
| return new AsyncGenerator(r.apply(this, arguments)); | ||
| return new AsyncGenerator(e.apply(this, arguments)); | ||
| }; | ||
| } | ||
| function AsyncGenerator(e) { | ||
| var r, t; | ||
| function resume(r, t) { | ||
| try { | ||
| var n = e[r](t), | ||
| o = n.value, | ||
| u = o instanceof OverloadYield; | ||
| _Promise.resolve(u ? o.v : o).then(function (t) { | ||
| if (u) { | ||
| var i = "return" === r ? "return" : "next"; | ||
| if (!o.k || t.done) return void resume(i, t); | ||
| t = e[i](t).value; | ||
| } | ||
| settle(n.done ? "return" : "normal", t); | ||
| }, function (e) { | ||
| resume("throw", e); | ||
| }); | ||
| } catch (e) { | ||
| settle("throw", e); | ||
| } | ||
| } | ||
| function settle(e, n) { | ||
| switch (e) { | ||
| case "return": | ||
| r.resolve({ | ||
| value: n, | ||
| done: !0 | ||
| }); | ||
| break; | ||
| case "throw": | ||
| r.reject(n); | ||
| break; | ||
| default: | ||
| r.resolve({ | ||
| value: n, | ||
| done: !1 | ||
| }); | ||
| } | ||
| (r = r.next) ? resume(r.key, r.arg) : t = null; | ||
| } | ||
| this._invoke = function (e, n) { | ||
| return new _Promise(function (o, u) { | ||
| var i = { | ||
| key: e, | ||
| arg: n, | ||
| resolve: o, | ||
| reject: u, | ||
| next: null | ||
| }; | ||
| t ? t = t.next = i : (r = t = i, resume(e, n)); | ||
| }); | ||
| }, "function" != typeof e["return"] && (this["return"] = void 0); | ||
| } | ||
| AsyncGenerator.prototype["function" == typeof _Symbol && _Symbol$asyncIterator || "@@asyncIterator"] = function () { | ||
| return this; | ||
| }, AsyncGenerator.prototype.next = function (e) { | ||
| return this._invoke("next", e); | ||
| }, AsyncGenerator.prototype["throw"] = function (e) { | ||
| return this._invoke("throw", e); | ||
| }, AsyncGenerator.prototype["return"] = function (e) { | ||
| return this._invoke("return", e); | ||
| }; | ||
| export { _wrapAsyncGenerator as default }; |
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