import type { IStream } from '../types.js';
/**
 * Merge multiple streams into one, emitting values as they arrive
 *
 * streamA: -1---3---5->
 * streamB: --2---4---6->
 * merge:   -1-2-3-4-5-6->
 */
export declare function merge<T extends readonly unknown[]>(...sourceList: readonly [...{
    [K in keyof T]: IStream<T[K]>;
}]): IStream<T[number]>;