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| function createAsyncFunction(fn) { | |
| return function () { | |
| var gen = fn.apply(this, arguments); | |
| return new Promise(function (resolve, reject) { | |
| function step(key, arg) { | |
| try { | |
| var info = gen[key](arg); | |
| var value = info.value; | |
| } catch (error) { | |
| reject(error); | |
| return; | |
| } | |
| if (info.done) { | |
| resolve(value); | |
| } else { | |
| return Promise.resolve(value).then(function (value) { | |
| step("next", value); | |
| }, function (err) { | |
| step("throw", err); | |
| }); | |
| } | |
| } | |
| return step("next"); | |
| }); | |
| }; | |
| } |
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Yep!