Function thenCall

thenCall<P extends PromiseLike<T>, T = Awaited<P>>(
promise: P,
callback?: (err: any, value: undefined | T) => any,
): PromiseLike<T> | P
Helper method to support old NodeJS callback style on promises
Type Parameters
- P extends PromiseLike<T>
- T = Awaited<P>
Parameters
- promise: P
  the promise object
- Optionalcallback: (err: any, value: undefined | T) => any
  the callback to register
Returns PromiseLike<T> | P
Promise object on which the callback is integrated
- Defined in packages/util/src/async.ts:121