/// <reference types="node" />
import { EventEmitter } from 'events';
import Client from './client';
import Server from './server';
export declare class WarmupState extends EventEmitter {
    private readonly hasServer;
    private lastStatus;
    constructor({ hasServer }: {
        hasServer: boolean;
    });
    get status(): {
        [key: string]: any;
    };
    sendStatus(status: {
        [key: string]: any;
    }): void;
    on(event: 'new-status', handler: (status: {
        [key: string]: any;
    }) => void): this;
    emit(event: 'new-status', status: {
        [key: string]: any;
    }): boolean;
    listenToClient(client: Client): void;
    listenToServer(server: Server): void;
}
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