/// <reference types="node" />
import { RawData } from "ws";
import * as Rx from "rxjs";
export declare const RECONNECT: unique symbol;
export type Payload<T> = T | typeof RECONNECT;
export declare function create<Rx, Tx>(url: Rx.BehaviorSubject<URL>, outgoing$: Rx.Observable<Payload<Tx>>, opts?: {
    encode: (data: Tx) => RawData;
    decode: (data: RawData) => Rx;
}): Rx.Observable<Rx>;