import type { FlowSource } from "./FlowSource";
/**
 * return a transform stream that merges streams from sources
 * don't get confused with mergeStreamw
 * merges     : returns a TransformStream, which also merges upstream
 * mergeStream: returns a ReadableStream, which doesnt have upstream
 */
export declare const merges: {
    <T>(...streams: FlowSource<T>[]): TransformStream<T, T>;
};