text: var startOfISOYear = require('../start_of_iso_year')
  
  /**
   * @category ISO Week-Numbering Year Helpers
   * @summary Are the given dates in the same ISO week-numbering year?
   *
   * @description
   * Are the given dates in the same ISO week-numbering year?
   *
   * ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
   *
   * @param {Date|String|Number} dateLeft - the first date to check
   * @param {Date|String|Number} dateRight - the second date to check
   * @returns {Boolean} the dates are in the same ISO week-numbering year
   *
   * @example
   * // Are 29 December 2003 and 2 January 2005 in the same ISO week-numbering year?
   * var result = isSameISOYear(
   *   new Date(2003, 11, 29),
   *   new Date(2005, 0, 2)
   * )
   * //=> true
   */
  function isSameISOYear (dirtyDateLeft, dirtyDateRight) {
    var dateLeftStartOfYear = startOfISOYear(dirtyDateLeft)
    var dateRightStartOfYear = startOfISOYear(dirtyDateRight)
  
    return dateLeftStartOfYear.getTime() === dateRightStartOfYear.getTime()
  }
  
  module.exports = isSameISOYear
  