/// <reference types="node" />
import EventEmitter from "eventemitter3";
import ISocket from "../../stream/isocket";
export declare class WebSocketServer {
}
type WebSocketEvent = {
    open: () => void;
    close: () => void;
    error: (ev: Error) => void;
    message: (ev: any) => void;
};
type WebSocketEventOrigin = {
    open: (ev: Event) => void;
    close: (ev: CloseEvent) => void;
    error: (ev: ErrorEvent) => void;
    message: (ev: MessageEvent) => void;
};
export declare class WebSocket extends EventEmitter<WebSocketEvent> {
    readonly url: string;
    static OPEN: number;
    static CLOSED: number;
    static CLOSING: number;
    static CONNECTING: number;
    private webSocket;
    private socket;
    private _closed;
    get readyState(): number;
    get bufferedAmount(): number;
    constructor(url: string, socket?: ISocket | null);
    private initWebSocketEvent;
    private initSocketEvent;
    set onmessage(handle: ((ev: MessageEvent) => void) | null);
    set onclose(handle: ((ev: CloseEvent) => void) | null);
    set onerror(handle: ((ev: ErrorEvent) => void) | null);
    set onopen(handle: ((ev: Event) => void) | null);
    send(data: string | Buffer): void;
    isPaused(): boolean;
    close(): void;
    addEventListener<T extends EventEmitter.EventNames<WebSocketEventOrigin>>(event: T, fn: EventEmitter.EventListener<WebSocketEventOrigin, T>, context?: EventListenerOptions): this;
}
export default WebSocket;