/createAsyncFunction.js Secret
Last active
June 28, 2022 07:33
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| 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"); | |
| }); | |
| }; | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Yep!