import type { BridgeChunk } from "./types.js";
export declare function expectOk(input: Response | Promise<Response>): Promise<Response>;
export declare function sse(response: Response): AsyncGenerator<string>;
export declare function sseJson<T>(response: Response, select: (event: any) => T | undefined): AsyncGenerator<T>;
export declare function jsonLines<T>(source: AsyncIterable<string | Uint8Array>, select: (event: any) => T | undefined): AsyncGenerator<T>;
export declare function stopAt(source: AsyncIterable<BridgeChunk>, sequences: string[]): AsyncGenerator<BridgeChunk>;