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64 lines
1.7 KiB
64 lines
1.7 KiB
var OverloadYield = require("./OverloadYield.js");
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function AsyncGenerator(e) {
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var r, t;
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function resume(r, t) {
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try {
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var n = e[r](t),
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o = n.value,
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u = o instanceof OverloadYield;
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Promise.resolve(u ? o.v : o).then(function (t) {
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if (u) {
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var i = "return" === r ? "return" : "next";
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if (!o.k || t.done) return resume(i, t);
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t = e[i](t).value;
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}
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settle(n.done ? "return" : "normal", t);
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}, function (e) {
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resume("throw", e);
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});
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} catch (e) {
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settle("throw", e);
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}
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}
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function settle(e, n) {
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switch (e) {
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case "return":
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r.resolve({
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value: n,
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done: !0
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});
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break;
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case "throw":
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r.reject(n);
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break;
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default:
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r.resolve({
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value: n,
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done: !1
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});
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}
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(r = r.next) ? resume(r.key, r.arg) : t = null;
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}
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this._invoke = function (e, n) {
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return new Promise(function (o, u) {
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var i = {
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key: e,
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arg: n,
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resolve: o,
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reject: u,
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next: null
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};
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t ? t = t.next = i : (r = t = i, resume(e, n));
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});
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}, "function" != typeof e["return"] && (this["return"] = void 0);
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}
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AsyncGenerator.prototype["function" == typeof Symbol && Symbol.asyncIterator || "@@asyncIterator"] = function () {
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return this;
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}, AsyncGenerator.prototype.next = function (e) {
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return this._invoke("next", e);
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}, AsyncGenerator.prototype["throw"] = function (e) {
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return this._invoke("throw", e);
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}, AsyncGenerator.prototype["return"] = function (e) {
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return this._invoke("return", e);
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};
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module.exports = AsyncGenerator, module.exports.__esModule = true, module.exports["default"] = module.exports; |