Created
April 13, 2018 11:28
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util.promisifyにカスタムの型情報を与える
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function fn(a: number, b: number, done: (err: Error, sum: number) => void) { | |
done(null, a + b); | |
} | |
declare namespace fn { | |
function __promisify__(a: number, b: number): Promise<number> | |
} | |
import {promisify as p} from "util"; | |
(async () => { | |
var n = await p(fn)(1, 2); | |
})(); |
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