second commit

node_modules/flowbite-datepicker/test/_utils/date.js

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+var dateUtils = (function (exports) {
+  'use strict';
+
+  function stripTime(timeValue) {
+    return new Date(timeValue).setHours(0, 0, 0, 0);
+  }
+
+  function today() {
+    return new Date().setHours(0, 0, 0, 0);
+  }
+
+  // Get the time value of the start of given date or year, month and day
+  function dateValue(...args) {
+    switch (args.length) {
+      case 0:
+        return today();
+      case 1:
+        return stripTime(args[0]);
+    }
+
+    // use setFullYear() to keep 2-digit year from being mapped to 1900-1999
+    const newDate = new Date(0);
+    newDate.setFullYear(...args);
+    return newDate.setHours(0, 0, 0, 0);
+  }
+
+  function addDays(date, amount) {
+    const newDate = new Date(date);
+    return newDate.setDate(newDate.getDate() + amount);
+  }
+
+  function addWeeks(date, amount) {
+    return addDays(date, amount * 7);
+  }
+
+  function addMonths(date, amount) {
+    // If the day of the date is not in the new month, the last day of the new
+    // month will be returned. e.g. Jan 31 + 1 month → Feb 28 (not Mar 03)
+    const newDate = new Date(date);
+    const monthsToSet = newDate.getMonth() + amount;
+    let expectedMonth = monthsToSet % 12;
+    if (expectedMonth < 0) {
+      expectedMonth += 12;
+    }
+
+    const time = newDate.setMonth(monthsToSet);
+    return newDate.getMonth() !== expectedMonth ? newDate.setDate(0) : time;
+  }
+
+  function addYears(date, amount) {
+    // If the date is Feb 29 and the new year is not a leap year, Feb 28 of the
+    // new year will be returned.
+    const newDate = new Date(date);
+    const expectedMonth = newDate.getMonth();
+    const time = newDate.setFullYear(newDate.getFullYear() + amount);
+    return expectedMonth === 1 && newDate.getMonth() === 2 ? newDate.setDate(0) : time;
+  }
+
+  // Calculate the distance bettwen 2 days of the week
+  function dayDiff(day, from) {
+    return (day - from + 7) % 7;
+  }
+
+  // Get the date of the specified day of the week of given base date
+  function dayOfTheWeekOf(baseDate, dayOfWeek, weekStart = 0) {
+    const baseDay = new Date(baseDate).getDay();
+    return addDays(baseDate, dayDiff(dayOfWeek, weekStart) - dayDiff(baseDay, weekStart));
+  }
+
+  // Get the ISO week of a date
+  function getWeek(date) {
+    // start of ISO week is Monday
+    const thuOfTheWeek = dayOfTheWeekOf(date, 4, 1);
+    // 1st week == the week where the 4th of January is in
+    const firstThu = dayOfTheWeekOf(new Date(thuOfTheWeek).setMonth(0, 4), 4, 1);
+    return Math.round((thuOfTheWeek - firstThu) / 604800000) + 1;
+  }
+
+  // Get the start year of the period of years that includes given date
+  // years: length of the year period
+  function startOfYearPeriod(date, years) {
+    /* @see https://en.wikipedia.org/wiki/Year_zero#ISO_8601 */
+    const year = new Date(date).getFullYear();
+    return Math.floor(year / years) * years;
+  }
+
+  exports.addDays = addDays;
+  exports.addMonths = addMonths;
+  exports.addWeeks = addWeeks;
+  exports.addYears = addYears;
+  exports.dateValue = dateValue;
+  exports.dayOfTheWeekOf = dayOfTheWeekOf;
+  exports.getWeek = getWeek;
+  exports.startOfYearPeriod = startOfYearPeriod;
+  exports.stripTime = stripTime;
+  exports.today = today;
+
+  Object.defineProperty(exports, '__esModule', { value: true });
+
+  return exports;
+
+})({});