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