/**
 * @name isBefore
 * @category Common Helpers
 * @summary Is the first date before the second one?
 *
 * @description
 * Is the first date before the second one?
 *
 * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
 *
 * @param date - The date that should be before the other one to return true
 * @param dateToCompare - The date to compare with
 *
 * @returns The first date is before the second date
 *
 * @example
 * // Is 10 July 1989 before 11 February 1987?
 * const result = isBefore(new Date(1989, 6, 10), new Date(1987, 1, 11))
 * //=> false
 */
export declare function isBefore<DateType extends Date>(
  date: DateType | number | string,
  dateToCompare: DateType | number | string,
): boolean;