import { AsyncIterableX } from './asynciterablex';
export declare class StartWithAsyncIterable<TSource> extends AsyncIterableX<TSource> {
    private _source;
    private _args;
    constructor(source: AsyncIterable<TSource>, args: TSource[]);
    [Symbol.asyncIterator](): AsyncIterableIterator<TSource>;
}
export declare function startWith<TSource>(source: AsyncIterable<TSource>, ...args: TSource[]): AsyncIterableX<TSource>;