import { AsyncIterableX } from '../asynciterablex';
import { OperatorAsyncFunction } from '../../interfaces';
export declare class CatchWithAsyncIterable<TSource, TResult> extends AsyncIterableX<TSource | TResult> {
    private _source;
    private _handler;
    constructor(source: AsyncIterable<TSource>, handler: (error: any) => AsyncIterable<TResult> | Promise<AsyncIterable<TResult>>);
    [Symbol.asyncIterator](): AsyncGenerator<TSource | TResult, void, unknown>;
}
export declare function catchError<TSource, TResult>(handler: (error: any) => AsyncIterable<TResult> | Promise<AsyncIterable<TResult>>): OperatorAsyncFunction<TSource, TSource | TResult>;