export declare class ProgressIndicator { private spinner; private currentIndex; private interval?; private message; constructor(message: string); start(): void; update(message: string): void; stop(finalMessage?: string): void; } export declare class ProgressBar { private width; private total; private current; private description; constructor(description: string, total: number, width?: number); update(current: number): void; increment(): void; private render; complete(message?: string): void; }