import dayjs from 'dayjs';
import { IDateProps, TDateValidatorResult } from '../_types';
export interface IAddProps {
    /**
     * Unit to be used.
     */
    values: [unit: dayjs.ManipulateType, value: number][];
    /**
     * Timezone to be used.
     */
    timezone?: [tz: string, keepLocalTimes?: boolean];
}
/**
 * Add values to the date using `dayjs`.
 */
export declare const add: (props: IAddProps & Omit<IDateProps, 'message'>) => TDateValidatorResult;