Function isAsyncIteratorObject

packages/shared/src/iterator.ts:6–12

(maybe: unknown)

import { AsyncIdQueue } from './queue'

export function isAsyncIteratorObject(maybe: unknown): maybe is AsyncIteratorObject<any, any, any> {
  if (!maybe || typeof maybe !== 'object') {
    return false
  }

  return 'next' in maybe && typeof maybe.next === 'function' && Symbol.asyncIterator in maybe && typeof maybe[Symbol.asyncIterator] === 'function'
}

export interface AsyncIteratorClassNextFn<T, TReturn> {
  (): Promise<IteratorResult<T, TReturn>>