UNPKG

sussy-util

Version:
10 lines (9 loc) 423 B
type Callback<T, E extends Error> = (result: T, error: E | null) => void; type Func<T, R, E extends Error> = (...args: [...T[], Callback<R, E>]) => void; /** * Promisifies a callback-based function. * @param func - The callback-based function to promisify. * @returns A promise-wrapped function. */ export default function promisify<T, R, E extends Error>(func: Func<T, R, E>): (...args: T[]) => Promise<R>; export {};