import * as ws from "ws";
import { Fns } from "../../core/types.js";
import { Upgrader } from "../http/types.js";
import { WsIntegrationOptions } from "./types.js";
export declare class WsIntegration<ClientFns extends Fns> {
    wss: ws.WebSocketServer;
    error: Error | undefined;
    constructor(options: WsIntegrationOptions<ClientFns>);
    upgrader: Upgrader;
    close(): void;
}