import type { IsoDuration } from '../../domain.objects/IsoDuration';
import type { IsoDateStamp, IsoMonthStamp, IsoTimeStamp } from '../../domain.objects/IsoTimeStamp';
export declare function addDuration(stamp: IsoTimeStamp, duration: IsoDuration): IsoTimeStamp;
export declare function addDuration(stamp: IsoDateStamp, duration: IsoDuration): IsoDateStamp;
export declare function addDuration(stamp: IsoMonthStamp, duration: IsoDuration): IsoMonthStamp;