56 lines
No EOL
1.6 KiB
JavaScript
56 lines
No EOL
1.6 KiB
JavaScript
var OverloadYield = require("./OverloadYield.js");
|
|
function _wrapAsyncGenerator(e) {
|
|
return function () {
|
|
return new AsyncGenerator(e.apply(this, arguments));
|
|
};
|
|
}
|
|
function AsyncGenerator(e) {
|
|
var t, n;
|
|
function resume(t, n) {
|
|
try {
|
|
var r = e[t](n),
|
|
o = r.value,
|
|
u = o instanceof OverloadYield;
|
|
Promise.resolve(u ? o.v : o).then(function (n) {
|
|
if (u) {
|
|
var i = "return" === t && o.k ? t : "next";
|
|
if (!o.k || n.done) return resume(i, n);
|
|
n = e[i](n).value;
|
|
}
|
|
settle(!!r.done, n);
|
|
}, function (e) {
|
|
resume("throw", e);
|
|
});
|
|
} catch (e) {
|
|
settle(2, e);
|
|
}
|
|
}
|
|
function settle(e, r) {
|
|
2 === e ? t.reject(r) : t.resolve({
|
|
value: r,
|
|
done: e
|
|
}), (t = t.next) ? resume(t.key, t.arg) : n = null;
|
|
}
|
|
this._invoke = function (e, r) {
|
|
return new Promise(function (o, u) {
|
|
var i = {
|
|
key: e,
|
|
arg: r,
|
|
resolve: o,
|
|
reject: u,
|
|
next: null
|
|
};
|
|
n ? n = n.next = i : (t = n = i, resume(e, r));
|
|
});
|
|
}, "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);
|
|
};
|
|
module.exports = _wrapAsyncGenerator, module.exports.__esModule = true, module.exports["default"] = module.exports; |