OwlCyberSecurity - MANAGER

Edit File: MakeDay.js

'use strict'; var GetIntrinsic = require('get-intrinsic'); var $DateUTC = GetIntrinsic('%Date.UTC%'); var $isFinite = require('../helpers/isFinite'); var DateFromTime = require('./DateFromTime'); var Day = require('./Day'); var floor = require('./floor'); var modulo = require('./modulo'); var MonthFromTime = require('./MonthFromTime'); var ToInteger = require('./ToInteger'); var YearFromTime = require('./YearFromTime'); // https://262.ecma-international.org/5.1/#sec-15.9.1.12 module.exports = function MakeDay(year, month, date) { if (!$isFinite(year) || !$isFinite(month) || !$isFinite(date)) { return NaN; } var y = ToInteger(year); var m = ToInteger(month); var dt = ToInteger(date); var ym = y + floor(m / 12); var mn = modulo(m, 12); var t = $DateUTC(ym, mn, 1); if (YearFromTime(t) !== ym || MonthFromTime(t) !== mn || DateFromTime(t) !== 1) { return NaN; } return Day(t) + dt - 1; };