/// <reference types="ws" />
import * as WebSocket from 'isomorphic-ws';
import { yfinancedata } from './yfinancedata';
declare class YFinanceLive {
    private ws;
    private tickers;
    private ondata;
    constructor(tickers: string[], ondata: (data: yfinancedata) => any, onclose?: (e: WebSocket.CloseEvent) => any, onerror?: (e: WebSocket.ErrorEvent) => any);
    private _onopen;
    private _onmessage;
    stop(): void;
}
declare const _default: (tickers: string[], ondata: (data: yfinancedata) => any, onclose?: ((e: WebSocket.CloseEvent) => any) | undefined, onerror?: ((e: WebSocket.ErrorEvent) => any) | undefined) => YFinanceLive;
export default _default;
export { YFinanceLive, yfinancedata };