text: import getISOYear from '../getISOYear/index.js'
  import startOfISOWeek from '../startOfISOWeek/index.js'
  
  /**
   * @name lastDayOfISOYear
   * @category ISO Week-Numbering Year Helpers
   * @summary Return the last day of an ISO week-numbering year for the given date.
   *
   * @description
   * Return the last day of an ISO week-numbering year,
   * which always starts 3 days before the year's first Thursday.
   * The result will be in the local timezone.
   *
   * ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
   *
   * @param {Date|String|Number} date - the original date
   * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
   * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
   * @returns {Date} the end of an ISO week-numbering year
   * @throws {TypeError} 1 argument required
   * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
   *
   * @example
   * // The last day of an ISO week-numbering year for 2 July 2005:
   * var result = lastDayOfISOYear(new Date(2005, 6, 2))
   * //=> Sun Jan 01 2006 00:00:00
   */
  export default function lastDayOfISOYear (dirtyDate, dirtyOptions) {
    if (arguments.length < 1) {
      throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
    }
  
    var year = getISOYear(dirtyDate, dirtyOptions)
    var fourthOfJanuary = new Date(0)
    fourthOfJanuary.setFullYear(year + 1, 0, 4)
    fourthOfJanuary.setHours(0, 0, 0, 0)
    var date = startOfISOWeek(fourthOfJanuary, dirtyOptions)
    date.setDate(date.getDate() - 1)
    return date
  }
  