"use strict"; exports.setMonth = setMonth; var _index = require("./constructFrom.cjs"); var _index2 = require("./getDaysInMonth.cjs"); var _index3 = require("./toDate.cjs"); /** * The {@link setMonth} function options. */ /** * @name setMonth * @category Month Helpers * @summary Set the month to the given date. * * @description * Set the month to the given date. * * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc). * @typeParam ResultDate - The result `Date` type, it is the type returned from the context function if it is passed, or inferred from the arguments. * * @param date - The date to be changed * @param month - The month index to set (0-11) * @param options - The options * * @returns The new date with the month set * * @example * // Set February to 1 September 2014: * const result = setMonth(new Date(2014, 8, 1), 1) * //=> Sat Feb 01 2014 00:00:00 */ function setMonth(date, month, options) { const _date = (0, _index3.toDate)(date, options?.in); const year = _date.getFullYear(); const day = _date.getDate(); const midMonth = (0, _index.constructFrom)(options?.in || date, 0); midMonth.setFullYear(year, month, 15); midMonth.setHours(0, 0, 0, 0); const daysInMonth = (0, _index2.getDaysInMonth)(midMonth); // Set the earlier date, allows to wrap Jan 31 to Feb 28 _date.setMonth(month, Math.min(day, daysInMonth)); return _date; }