export interface Config {
    dayOfMonth: number;
    isHoliday?: (date: Date) => boolean;
    resolveSaturday?: 'previous-work-day' | 'next-work-day';
    resolveSunday?: 'previous-work-day' | 'next-work-day';
}
export declare function nextSalaryDay(referenceDate: Date | number, config?: Config): Date;
export declare function previousSalaryDay(referenceDate: Date | number, config?: Config): Date;