import { Mitt } from '@livechat/mitt';
import * as readyStates from './readyStates';
import { ReadyState as ReadyStateType } from './readyStates';
export { readyStates };
export declare type ReadyState = ReadyStateType;
declare type Data = Parameters<WebSocket['send']>[0];
declare type Events<Incoming extends Data> = {
    connect: undefined;
    disconnect: undefined;
    message: Incoming;
};
export declare type WebSocketManager<Incoming extends Data, Outgoing extends Data> = {
    connect(): void;
    destroy(): void;
    disconnect(): void;
    reconnect(delay?: number): void;
    emit(data: Outgoing): void;
    getReadyState(): ReadyState;
} & Pick<Mitt<Events<Incoming>>, 'on' | 'off'>;
declare const createWebSocketManager: <Incoming extends string | ArrayBuffer | SharedArrayBuffer | Blob | ArrayBufferView, Outgoing extends string | ArrayBuffer | SharedArrayBuffer | Blob | ArrayBufferView>(url: string, { query, }?: {
    query?: {
        [key: string]: string | number;
    } | undefined;
}) => WebSocketManager<Incoming, Outgoing>;
export default createWebSocketManager;
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