export interface RateLimitState {
    lastRequestTime: number;
    consecutiveRequests: number;
}
export declare const DEFAULT_STATE: RateLimitState;
export declare function getStatePath(customDir?: string): string;
export declare function loadState(customDir?: string): RateLimitState;
export declare function saveState(state: RateLimitState, customDir?: string): void;
export declare function waitRateLimit(customDir?: string): Promise<void>;