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| export function promisifyAll(classToPromisify) { | |
| const props = Object.getOwnPropertyNames(Object.getPrototypeOf(classToPromisify)); | |
| const fns = props.sort().filter((e, i, arr) => { | |
| return e !== arr[i + 1] && e !== 'constructor' && typeof classToPromisify[e] === 'function'; | |
| }); | |
| fns.forEach((e) => { | |
| classToPromisify[`${e}Async`] = (...args) => new Promise((resolve, reject) => { | |
| return classToPromisify[e].call(classToPromisify, ...args, (err, data) => { | |
| if (err) { | |
| reject(err); | |
| } | |
| resolve(data); | |
| }); | |
| }); | |
| }); | |
| return classToPromisify; | |
| } | |
| // const promise = promisifyAll(new myClass()).myMethodCallbackAsync(args); |
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