import { AsyncIterableX } from './asynciterablex';
export declare class FinallyAsyncIterable<TSource> extends AsyncIterableX<TSource> {
    private _source;
    private _action;
    constructor(source: AsyncIterable<TSource>, action: () => void | Promise<void>);
    [Symbol.asyncIterator](): AsyncIterableIterator<TSource>;
}
export declare function _finally<TSource>(source: AsyncIterable<TSource>, action: () => void | Promise<void>): AsyncIterableX<TSource>;