import toDate from "../toDate/index.js"; import requiredArgs from "../_lib/requiredArgs/index.js"; /** * @name endOfQuarter * @category Quarter Helpers * @summary Return the end of a year quarter for the given date. * * @description * Return the end of a year quarter for the given date. * The result will be in the local timezone. * * @param {Date|Number} date - the original date * @returns {Date} the end of a quarter * @throws {TypeError} 1 argument required * * @example * // The end of a quarter for 2 September 2014 11:55:00: * const result = endOfQuarter(new Date(2014, 8, 2, 11, 55, 0)) * //=> Tue Sep 30 2014 23:59:59.999 */ export default function endOfQuarter(dirtyDate) { requiredArgs(1, arguments); var date = toDate(dirtyDate); var currentMonth = date.getMonth(); var month = currentMonth - currentMonth % 3 + 3; date.setMonth(month, 0); date.setHours(23, 59, 59, 999); return date; }