import { AsyncIterableLike } from "../async-like";
export type FlatMapFn<T, O, This, Parent> = (this: This, value: T, parent: Parent) => Iterable<O>;
export type FlatMapAsyncFn<T, O, This, Parent> = (this: This, value: T, parent: Parent) => Promise<AsyncIterableLike<O>> | AsyncIterableLike<O>;
export declare function flatMap<T, O, This, Parent>(iterable: Iterable<T>, callbackFn: FlatMapFn<T, O, This, Parent>, thisValue?: This, parent?: Parent): Iterable<O>;
export declare function asyncFlatMap<T, O, This, Parent>(iterable: AsyncIterableLike<T>, callbackFn: FlatMapAsyncFn<T, O, This, Parent>, thisValue?: This, parent?: Parent): AsyncIterable<O>;