import { JsonObject } from "./glitchClient.js";
export interface SseMessage {
    readonly event: string;
    readonly data: JsonObject;
    readonly raw: string;
}
/**
 * Parse a Server-Sent Events stream from a fetch Response body.
 *
 * Reads the response body to completion (or until the signal aborts), splitting
 * on blank-line record boundaries and invoking onMessage for each event. `data`
 * is JSON-parsed when possible; comments (`:` lines) and heartbeats are ignored.
 */
export declare function parseSseStream(response: Response, onMessage: (message: SseMessage) => void | Promise<void>, signal?: AbortSignal): Promise<void>;