import { AsyncMapper } from '@naturalcycles/js-lib';
import { ReadableTyped } from '../stream.model';
import { TransformMapOptions } from '../transform/transformMap';
/**
 * Map Readable items to array of results (in memory),
 * passing each result via `transformMap`.
 *
 * Warning! All results are stored in memory (no backpressure).
 */
export declare function readableMapToArray<IN, OUT = IN>(stream: ReadableTyped<IN>, mapper?: AsyncMapper<IN, OUT>, opt?: TransformMapOptions<IN, OUT>): Promise<OUT[]>;