2025-11-13 13:13:34 -07:00

47 lines
1.5 KiB
JavaScript

"use strict";
exports.lastDayOfMonth = lastDayOfMonth;
var _index = require("./toDate.cjs");
var _index2 = require("./_core/getMonth.cjs");
var _index3 = require("./_core/getFullYear.cjs");
var _index4 = require("./_core/setFullYear.cjs");
/**
* The {@link lastDayOfMonth} function options.
*/
/**
* @name lastDayOfMonth
* @category Month Helpers
* @summary Return the last day of a month for the given date.
*
* @description
* Return the last day of a month for the given date.
* The result will be in the local timezone.
*
* @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 original date
* @param options - An object with options
*
* @returns The last day of a month
*
* @example
* // The last day of a month for 2 September 2014 11:55:00:
* const result = lastDayOfMonth(new Date(2014, 8, 2, 11, 55, 0))
* //=> Tue Sep 30 2014 00:00:00
*/
function lastDayOfMonth(date, options) {
const _date = (0, _index.toDate)(date, options?.in);
const month = (0, _index2.getMonth)(_date);
(0, _index4.setFullYear)(
_date,
(0, _index3.getFullYear)(_date),
month + 1,
0,
);
_date.setHours(0, 0, 0, 0);
return (0, _index.toDate)(_date, options?.in);
}