export declare type LimitConfig = {
    calls: number;
    time: number;
};
export declare type CacheConfig = {
    ttl: number;
};
export declare type SingleFlightConfig = {
    limit?: LimitConfig;
    cache?: CacheConfig;
};
export declare const DEFAULT_LIMIT_CONFIG: LimitConfig;
export declare const DEFAULT_CACHE_CONFIG: CacheConfig;
export declare const DEFAULT_SINGLE_FLIGHT_CONFIG: SingleFlightConfig;