import isSameISOWeek from '../isSameISOWeek/index'
import requiredArgs from '../_lib/requiredArgs/index'

/**
 * @name isThisISOWeek
 * @category ISO Week Helpers
 * @summary Is the given date in the same ISO week as the current date?
 * @pure false
 *
 * @description
 * Is the given date in the same ISO week as the current date?
 *
 * ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
 *
 * > ⚠️ Please note that this function is not present in the FP submodule as
 * > it uses `Date.now()` internally hence impure and can't be safely curried.
 *
 * ### v2.0.0 breaking changes:
 *
 * - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
 *
 * @param {Date|Number} date - the date to check
 * @returns {Boolean} the date is in this ISO week
 * @throws {TypeError} 1 argument required
 *
 * @example
 * // If today is 25 September 2014, is 22 September 2014 in this ISO week?
 * var result = isThisISOWeek(new Date(2014, 8, 22))
 * //=> true
 */

export default function isThisISOWeek(dirtyDate: Date | number): boolean {
  requiredArgs(1, arguments)

  return isSameISOWeek(dirtyDate, Date.now())
}
