declare global {
    interface Date {
        /**
         * @name isBefore
         * @category Comparison
         * @summary Is the date before the given date?
         *
         * @description
         * Is the date before the given date?
         *
         * @param given - the given date
         * @returns the date is before the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isBefore(new Date(2022, 5, 11)) // => true
         * new Date(2022, 5, 11).isBefore(new Date(2022, 5, 5)) // => false
         * new Date(2022, 5, 5).isBefore(new Date(2022, 5, 5)) // => false
         * ```
         */
        isBefore(given: Date): boolean;
        /**
         * @name isSame
         * @category Comparison
         * @summary Is the date same as the given date?
         *
         * @description
         * Is the date same as the given date?
         *
         * @param given - the given date
         * @returns the date is same as the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isSame(new Date(2022, 5, 11)) // => false
         * new Date(2022, 5, 5).isSame(new Date(2022, 5, 5)) // => true
         * ```
         */
        isSame(given: Date): boolean;
        /**
         * @name isAfter
         * @category Comparison
         * @summary Is the date after the given date?
         *
         * @description
         * Is the date after the given date?
         *
         * @param given - the given date
         * @returns the date is after the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isAfter(new Date(2022, 5, 11)) // => false
         * new Date(2022, 5, 11).isAfter(new Date(2022, 5, 5)) // => true
         * new Date(2022, 5, 5).isAfter(new Date(2022, 5, 5)) // => false
         * ```
         */
        isAfter(given: Date): boolean;
        /**
         * @name isSameOrBefore
         * @category Comparison
         * @summary Is the date same or before the given date?
         *
         * @description
         * Is the date same or before the given date?
         *
         * @param given - the given date
         * @returns the date is same or before the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isSameOrBefore(new Date(2022, 5, 11)) // => true
         * new Date(2022, 5, 11).isSameOrBefore(new Date(2022, 5, 5)) // => false
         * new Date(2022, 5, 5).isSameOrBefore(new Date(2022, 5, 5)) // => true
         * ```
         */
        isSameOrBefore(given: Date): boolean;
        /**
         * @name isSameOrAfter
         * @category Comparison
         * @summary Is the date same or after the given date?
         *
         * @description
         * Is the date same or after the given date?
         *
         * @param given - the given date
         * @returns the date is same or after the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 11).isSameOrAfter(new Date(2022, 5, 5)) // => true
         * new Date(2022, 5, 5).isSameOrAfter(new Date(2022, 5, 11)) // => false
         * new Date(2022, 5, 5).isSameOrAfter(new Date(2022, 5, 5)) // => true
         * ```
         */
        isSameOrAfter(given: Date): boolean;
        /**
         * @name isBetween
         * @category Comparison
         * @summary Is the date in between the given start and end date?
         *
         * @description
         * Is the date in between the given start and end date?
         *
         * @param start - the given start date
         * @param end - the given end date
         * @returns the date is in between the given start and end date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isBetween(new Date(2022, 5, 4), new Date(2022, 5, 11)) // => true
         * new Date(2022, 5, 5).isBetween(new Date(2022, 5, 6), new Date(2022, 5, 11)) // => false
         * new Date(2022, 5, 5).isBetween(new Date(2022, 5, 5), new Date(2022, 5, 11)) // => true
         * new Date(2022, 5, 5).isBetween(new Date(2022, 5, 3), new Date(2022, 5, 5)) // => true
         * ```
         */
        isBetween(start: Date, end: Date): boolean;
        /**
         * @name isPast
         * @category Comparison
         * @summary Is the date past the given date?
         *
         * @description
         * Is the date in past the given date?
         *
         * @param given - the given date
         * @returns the date is past the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isPast(new Date(2022, 5, 4)) // => false
         * new Date(2022, 5, 5).isPast(new Date(2022, 5, 6)) // => true
         * new Date(2022, 5, 5).isPast(new Date(2022, 5, 5)) // => false
         * ```
         */
        isPast(given?: Date): boolean;
        /**
         * @name isFuture
         * @category Comparison
         * @summary Is the date future the given date?
         *
         * @description
         * Is the date in future the given date?
         *
         * @param given - the given date
         * @returns the date is future the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isFuture(new Date(2022, 5, 4)) // => true
         * new Date(2022, 5, 5).isFuture(new Date(2022, 5, 6)) // => false
         * new Date(2022, 5, 5).isFuture(new Date(2022, 5, 5)) // => false
         * ```
         */
        isFuture(given?: Date): boolean;
        /**
         * @name isDay
         * @category Comparison
         * @summary Is the date future the given date?
         *
         * @description
         * Is the date in future the given date?
         *
         * @param dayName - the given day name
         * @returns the date is future the given date
         *
         * @example
         * ```ts
         * new Date(2022, 5, 5).isDay("Sunday") // => true
         * new Date(2022, 5, 6).isDay("monday") // => true
         * new Date(2022, 5, 7).isDay("Tue") // => true
         * new Date(2022, 5, 8).isDay("wed") // => true
         * new Date(2022, 5, 9).isDay("Saturday") // => false
         * ```
         */
        isDay(dayName: DayName): boolean;
    }
}
export declare type DayName = "Monday" | "monday" | "Mon" | "mon" | "Tuesday" | "tuesday" | "Tue" | "tue" | "Wednesday" | "wednesday" | "Wed" | "wed" | "Thursday" | "thursday" | "Thu" | "thu" | "Friday" | "friday" | "Fri" | "fri" | "Saturday" | "saturday" | "Sat" | "sat" | "Sunday" | "sunday" | "Sun" | "sun";
export {};