import toDate from '../toDate/index.js'; /** * @name lastDayOfQuarter * @category Quarter Helpers * @summary Return the last day of a year quarter for the given date. * * @description * Return the last day of a year quarter for the given date. * The result will be in the local timezone. * * ### 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 original date * @param {Object} [options] - an object with options. * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate} * @returns {Date} the last day of a quarter * @throws {TypeError} 1 argument required * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2 * * @example * // The last day of a quarter for 2 September 2014 11:55:00: * var result = lastDayOfQuarter(new Date(2014, 8, 2, 11, 55, 0)) * //=> Tue Sep 30 2014 00:00:00 */ export default function lastDayOfQuarter(dirtyDate) { if (arguments.length < 1) { throw new TypeError('1 argument required, but only ' + arguments.length + ' present'); } var date = toDate(dirtyDate); var currentMonth = date.getMonth(); var month = currentMonth - currentMonth % 3 + 3; date.setMonth(month, 0); date.setHours(0, 0, 0, 0); return date; }