import { EventEmitter } from 'events';
import Timer = NodeJS.Timer;
export declare class Progress extends EventEmitter {
    options: any;
    progressing: boolean;
    active: number;
    timer: Timer;
    done: number;
    constructor(options?: any);
    waitTillDone(): Promise<unknown>;
    check(): Promise<any>;
    startWhenReady(): Promise<boolean>;
    ready(): void;
}