<?php

/**
 * This file is part of the Carbon package.
 *
 * (c) Brian Nesbitt <brian@nesbot.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Carbon;

use Carbon\Traits\Date;
use Carbon\Traits\DeprecatedProperties;
use DateTimeImmutable;
use DateTimeInterface;
use DateTimeZone;

/**
 * A simple API extension for DateTimeImmutable.
 *
 * @mixin DeprecatedProperties
 *
 * <autodoc generated by `composer phpdoc`>
 *
 * @property      int                 $year
 * @property      int                 $yearIso
 * @property      int                 $month
 * @property      int                 $day
 * @property      int                 $hour
 * @property      int                 $minute
 * @property      int                 $second
 * @property      int                 $micro
 * @property      int                 $microsecond
 * @property      int|float|string    $timestamp                                                                           seconds since the Unix Epoch
 * @property      string              $englishDayOfWeek                                                                    the day of week in English
 * @property      string              $shortEnglishDayOfWeek                                                               the abbreviated day of week in English
 * @property      string              $englishMonth                                                                        the month in English
 * @property      string              $shortEnglishMonth                                                                   the abbreviated month in English
 * @property      int                 $milliseconds
 * @property      int                 $millisecond
 * @property      int                 $milli
 * @property      int                 $week                                                                                1 through 53
 * @property      int                 $isoWeek                                                                             1 through 53
 * @property      int                 $weekYear                                                                            year according to week format
 * @property      int                 $isoWeekYear                                                                         year according to ISO week format
 * @property      int                 $dayOfYear                                                                           1 through 366
 * @property      int                 $age                                                                                 does a diffInYears() with default parameters
 * @property      int                 $offset                                                                              the timezone offset in seconds from UTC
 * @property      int                 $offsetMinutes                                                                       the timezone offset in minutes from UTC
 * @property      int                 $offsetHours                                                                         the timezone offset in hours from UTC
 * @property      CarbonTimeZone      $timezone                                                                            the current timezone
 * @property      CarbonTimeZone      $tz                                                                                  alias of $timezone
 * @property-read int                 $dayOfWeek                                                                           0 (for Sunday) through 6 (for Saturday)
 * @property-read int                 $dayOfWeekIso                                                                        1 (for Monday) through 7 (for Sunday)
 * @property-read int                 $weekOfYear                                                                          ISO-8601 week number of year, weeks starting on Monday
 * @property-read int                 $daysInMonth                                                                         number of days in the given month
 * @property-read string              $latinMeridiem                                                                       "am"/"pm" (Ante meridiem or Post meridiem latin lowercase mark)
 * @property-read string              $latinUpperMeridiem                                                                  "AM"/"PM" (Ante meridiem or Post meridiem latin uppercase mark)
 * @property-read string              $timezoneAbbreviatedName                                                             the current timezone abbreviated name
 * @property-read string              $tzAbbrName                                                                          alias of $timezoneAbbreviatedName
 * @property-read string              $dayName                                                                             long name of weekday translated according to Carbon locale, in english if no translation available for current language
 * @property-read string              $shortDayName                                                                        short name of weekday translated according to Carbon locale, in english if no translation available for current language
 * @property-read string              $minDayName                                                                          very short name of weekday translated according to Carbon locale, in english if no translation available for current language
 * @property-read string              $monthName                                                                           long name of month translated according to Carbon locale, in english if no translation available for current language
 * @property-read string              $shortMonthName                                                                      short name of month translated according to Carbon locale, in english if no translation available for current language
 * @property-read string              $meridiem                                                                            lowercase meridiem mark translated according to Carbon locale, in latin if no translation available for current language
 * @property-read string              $upperMeridiem                                                                       uppercase meridiem mark translated according to Carbon locale, in latin if no translation available for current language
 * @property-read int                 $noZeroHour                                                                          current hour from 1 to 24
 * @property-read int                 $weeksInYear                                                                         51 through 53
 * @property-read int                 $isoWeeksInYear                                                                      51 through 53
 * @property-read int                 $weekOfMonth                                                                         1 through 5
 * @property-read int                 $weekNumberInMonth                                                                   1 through 5
 * @property-read int                 $firstWeekDay                                                                        0 through 6
 * @property-read int                 $lastWeekDay                                                                         0 through 6
 * @property-read int                 $daysInYear                                                                          365 or 366
 * @property-read int                 $quarter                                                                             the quarter of this instance, 1 - 4
 * @property-read int                 $decade                                                                              the decade of this instance
 * @property-read int                 $century                                                                             the century of this instance
 * @property-read int                 $millennium                                                                          the millennium of this instance
 * @property-read bool                $dst                                                                                 daylight savings time indicator, true if DST, false otherwise
 * @property-read bool                $local                                                                               checks if the timezone is local, true if local, false otherwise
 * @property-read bool                $utc                                                                                 checks if the timezone is UTC, true if UTC, false otherwise
 * @property-read string              $timezoneName                                                                        the current timezone name
 * @property-read string              $tzName                                                                              alias of $timezoneName
 * @property-read string              $locale                                                                              locale of the current instance
 *
 * @method        bool                isUtc()                                                                              Check if the current instance has UTC timezone. (Both isUtc and isUTC cases are valid.)
 * @method        bool                isLocal()                                                                            Check if the current instance has non-UTC timezone.
 * @method        bool                isValid()                                                                            Check if the current instance is a valid date.
 * @method        bool                isDST()                                                                              Check if the current instance is in a daylight saving time.
 * @method        bool                isSunday()                                                                           Checks if the instance day is sunday.
 * @method        bool                isMonday()                                                                           Checks if the instance day is monday.
 * @method        bool                isTuesday()                                                                          Checks if the instance day is tuesday.
 * @method        bool                isWednesday()                                                                        Checks if the instance day is wednesday.
 * @method        bool                isThursday()                                                                         Checks if the instance day is thursday.
 * @method        bool                isFriday()                                                                           Checks if the instance day is friday.
 * @method        bool                isSaturday()                                                                         Checks if the instance day is saturday.
 * @method        bool                isSameYear(Carbon|DateTimeInterface|string|null $date = null)                        Checks if the given date is in the same year as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentYear()                                                                      Checks if the instance is in the same year as the current moment.
 * @method        bool                isNextYear()                                                                         Checks if the instance is in the same year as the current moment next year.
 * @method        bool                isLastYear()                                                                         Checks if the instance is in the same year as the current moment last year.
 * @method        bool                isSameWeek(Carbon|DateTimeInterface|string|null $date = null)                        Checks if the given date is in the same week as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentWeek()                                                                      Checks if the instance is in the same week as the current moment.
 * @method        bool                isNextWeek()                                                                         Checks if the instance is in the same week as the current moment next week.
 * @method        bool                isLastWeek()                                                                         Checks if the instance is in the same week as the current moment last week.
 * @method        bool                isSameDay(Carbon|DateTimeInterface|string|null $date = null)                         Checks if the given date is in the same day as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentDay()                                                                       Checks if the instance is in the same day as the current moment.
 * @method        bool                isNextDay()                                                                          Checks if the instance is in the same day as the current moment next day.
 * @method        bool                isLastDay()                                                                          Checks if the instance is in the same day as the current moment last day.
 * @method        bool                isSameHour(Carbon|DateTimeInterface|string|null $date = null)                        Checks if the given date is in the same hour as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentHour()                                                                      Checks if the instance is in the same hour as the current moment.
 * @method        bool                isNextHour()                                                                         Checks if the instance is in the same hour as the current moment next hour.
 * @method        bool                isLastHour()                                                                         Checks if the instance is in the same hour as the current moment last hour.
 * @method        bool                isSameMinute(Carbon|DateTimeInterface|string|null $date = null)                      Checks if the given date is in the same minute as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentMinute()                                                                    Checks if the instance is in the same minute as the current moment.
 * @method        bool                isNextMinute()                                                                       Checks if the instance is in the same minute as the current moment next minute.
 * @method        bool                isLastMinute()                                                                       Checks if the instance is in the same minute as the current moment last minute.
 * @method        bool                isSameSecond(Carbon|DateTimeInterface|string|null $date = null)                      Checks if the given date is in the same second as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentSecond()                                                                    Checks if the instance is in the same second as the current moment.
 * @method        bool                isNextSecond()                                                                       Checks if the instance is in the same second as the current moment next second.
 * @method        bool                isLastSecond()                                                                       Checks if the instance is in the same second as the current moment last second.
 * @method        bool                isSameMicro(Carbon|DateTimeInterface|string|null $date = null)                       Checks if the given date is in the same microsecond as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentMicro()                                                                     Checks if the instance is in the same microsecond as the current moment.
 * @method        bool                isNextMicro()                                                                        Checks if the instance is in the same microsecond as the current moment next microsecond.
 * @method        bool                isLastMicro()                                                                        Checks if the instance is in the same microsecond as the current moment last microsecond.
 * @method        bool                isSameMicrosecond(Carbon|DateTimeInterface|string|null $date = null)                 Checks if the given date is in the same microsecond as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentMicrosecond()                                                               Checks if the instance is in the same microsecond as the current moment.
 * @method        bool                isNextMicrosecond()                                                                  Checks if the instance is in the same microsecond as the current moment next microsecond.
 * @method        bool                isLastMicrosecond()                                                                  Checks if the instance is in the same microsecond as the current moment last microsecond.
 * @method        bool                isCurrentMonth()                                                                     Checks if the instance is in the same month as the current moment.
 * @method        bool                isNextMonth()                                                                        Checks if the instance is in the same month as the current moment next month.
 * @method        bool                isLastMonth()                                                                        Checks if the instance is in the same month as the current moment last month.
 * @method        bool                isCurrentQuarter()                                                                   Checks if the instance is in the same quarter as the current moment.
 * @method        bool                isNextQuarter()                                                                      Checks if the instance is in the same quarter as the current moment next quarter.
 * @method        bool                isLastQuarter()                                                                      Checks if the instance is in the same quarter as the current moment last quarter.
 * @method        bool                isSameDecade(Carbon|DateTimeInterface|string|null $date = null)                      Checks if the given date is in the same decade as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentDecade()                                                                    Checks if the instance is in the same decade as the current moment.
 * @method        bool                isNextDecade()                                                                       Checks if the instance is in the same decade as the current moment next decade.
 * @method        bool                isLastDecade()                                                                       Checks if the instance is in the same decade as the current moment last decade.
 * @method        bool                isSameCentury(Carbon|DateTimeInterface|string|null $date = null)                     Checks if the given date is in the same century as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentCentury()                                                                   Checks if the instance is in the same century as the current moment.
 * @method        bool                isNextCentury()                                                                      Checks if the instance is in the same century as the current moment next century.
 * @method        bool                isLastCentury()                                                                      Checks if the instance is in the same century as the current moment last century.
 * @method        bool                isSameMillennium(Carbon|DateTimeInterface|string|null $date = null)                  Checks if the given date is in the same millennium as the instance. If null passed, compare to now (with the same timezone).
 * @method        bool                isCurrentMillennium()                                                                Checks if the instance is in the same millennium as the current moment.
 * @method        bool                isNextMillennium()                                                                   Checks if the instance is in the same millennium as the current moment next millennium.
 * @method        bool                isLastMillennium()                                                                   Checks if the instance is in the same millennium as the current moment last millennium.
 * @method        CarbonImmutable     years(int $value)                                                                    Set current instance year to the given value.
 * @method        CarbonImmutable     year(int $value)                                                                     Set current instance year to the given value.
 * @method        CarbonImmutable     setYears(int $value)                                                                 Set current instance year to the given value.
 * @method        CarbonImmutable     setYear(int $value)                                                                  Set current instance year to the given value.
 * @method        CarbonImmutable     months(int $value)                                                                   Set current instance month to the given value.
 * @method        CarbonImmutable     month(int $value)                                                                    Set current instance month to the given value.
 * @method        CarbonImmutable     setMonths(int $value)                                                                Set current instance month to the given value.
 * @method        CarbonImmutable     setMonth(int $value)                                                                 Set current instance month to the given value.
 * @method        CarbonImmutable     days(int $value)                                                                     Set current instance day to the given value.
 * @method        CarbonImmutable     day(int $value)                                                                      Set current instance day to the given value.
 * @method        CarbonImmutable     setDays(int $value)                                                                  Set current instance day to the given value.
 * @method        CarbonImmutable     setDay(int $value)                                                                   Set current instance day to the given value.
 * @method        CarbonImmutable     hours(int $value)                                                                    Set current instance hour to the given value.
 * @method        CarbonImmutable     hour(int $value)                                                                     Set current instance hour to the given value.
 * @method        CarbonImmutable     setHours(int $value)                                                                 Set current instance hour to the given value.
 * @method        CarbonImmutable     setHour(int $value)                                                                  Set current instance hour to the given value.
 * @method        CarbonImmutable     minutes(int $value)                                                                  Set current instance minute to the given value.
 * @method        CarbonImmutable     minute(int $value)                                                                   Set current instance minute to the given value.
 * @method        CarbonImmutable     setMinutes(int $value)                                                               Set current instance minute to the given value.
 * @method        CarbonImmutable     setMinute(int $value)                                                                Set current instance minute to the given value.
 * @method        CarbonImmutable     seconds(int $value)                                                                  Set current instance second to the given value.
 * @method        CarbonImmutable     second(int $value)                                                                   Set current instance second to the given value.
 * @method        CarbonImmutable     setSeconds(int $value)                                                               Set current instance second to the given value.
 * @method        CarbonImmutable     setSecond(int $value)                                                                Set current instance second to the given value.
 * @method        CarbonImmutable     millis(int $value)                                                                   Set current instance millisecond to the given value.
 * @method        CarbonImmutable     milli(int $value)                                                                    Set current instance millisecond to the given value.
 * @method        CarbonImmutable     setMillis(int $value)                                                                Set current instance millisecond to the given value.
 * @method        CarbonImmutable     setMilli(int $value)                                                                 Set current instance millisecond to the given value.
 * @method        CarbonImmutable     milliseconds(int $value)                                                             Set current instance millisecond to the given value.
 * @method        CarbonImmutable     millisecond(int $value)                                                              Set current instance millisecond to the given value.
 * @method        CarbonImmutable     setMilliseconds(int $value)                                                          Set current instance millisecond to the given value.
 * @method        CarbonImmutable     setMillisecond(int $value)                                                           Set current instance millisecond to the given value.
 * @method        CarbonImmutable     micros(int $value)                                                                   Set current instance microsecond to the given value.
 * @method        CarbonImmutable     micro(int $value)                                                                    Set current instance microsecond to the given value.
 * @method        CarbonImmutable     setMicros(int $value)                                                                Set current instance microsecond to the given value.
 * @method        CarbonImmutable     setMicro(int $value)                                                                 Set current instance microsecond to the given value.
 * @method        CarbonImmutable     microseconds(int $value)                                                             Set current instance microsecond to the given value.
 * @method        CarbonImmutable     microsecond(int $value)                                                              Set current instance microsecond to the given value.
 * @method        CarbonImmutable     setMicroseconds(int $value)                                                          Set current instance microsecond to the given value.
 * @method        CarbonImmutable     setMicrosecond(int $value)                                                           Set current instance microsecond to the given value.
 * @method        CarbonImmutable     addYears(int $value = 1)                                                             Add years (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addYear()                                                                            Add one year to the instance (using date interval).
 * @method        CarbonImmutable     subYears(int $value = 1)                                                             Sub years (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subYear()                                                                            Sub one year to the instance (using date interval).
 * @method        CarbonImmutable     addYearsWithOverflow(int $value = 1)                                                 Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addYearWithOverflow()                                                                Add one year to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subYearsWithOverflow(int $value = 1)                                                 Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subYearWithOverflow()                                                                Sub one year to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addYearsWithoutOverflow(int $value = 1)                                              Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addYearWithoutOverflow()                                                             Add one year to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subYearsWithoutOverflow(int $value = 1)                                              Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subYearWithoutOverflow()                                                             Sub one year to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addYearsWithNoOverflow(int $value = 1)                                               Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addYearWithNoOverflow()                                                              Add one year to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subYearsWithNoOverflow(int $value = 1)                                               Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subYearWithNoOverflow()                                                              Sub one year to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addYearsNoOverflow(int $value = 1)                                                   Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addYearNoOverflow()                                                                  Add one year to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subYearsNoOverflow(int $value = 1)                                                   Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subYearNoOverflow()                                                                  Sub one year to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMonths(int $value = 1)                                                            Add months (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMonth()                                                                           Add one month to the instance (using date interval).
 * @method        CarbonImmutable     subMonths(int $value = 1)                                                            Sub months (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMonth()                                                                           Sub one month to the instance (using date interval).
 * @method        CarbonImmutable     addMonthsWithOverflow(int $value = 1)                                                Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addMonthWithOverflow()                                                               Add one month to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subMonthsWithOverflow(int $value = 1)                                                Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subMonthWithOverflow()                                                               Sub one month to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addMonthsWithoutOverflow(int $value = 1)                                             Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMonthWithoutOverflow()                                                            Add one month to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMonthsWithoutOverflow(int $value = 1)                                             Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMonthWithoutOverflow()                                                            Sub one month to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMonthsWithNoOverflow(int $value = 1)                                              Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMonthWithNoOverflow()                                                             Add one month to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMonthsWithNoOverflow(int $value = 1)                                              Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMonthWithNoOverflow()                                                             Sub one month to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMonthsNoOverflow(int $value = 1)                                                  Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMonthNoOverflow()                                                                 Add one month to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMonthsNoOverflow(int $value = 1)                                                  Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMonthNoOverflow()                                                                 Sub one month to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDays(int $value = 1)                                                              Add days (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addDay()                                                                             Add one day to the instance (using date interval).
 * @method        CarbonImmutable     subDays(int $value = 1)                                                              Sub days (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subDay()                                                                             Sub one day to the instance (using date interval).
 * @method        CarbonImmutable     addHours(int $value = 1)                                                             Add hours (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addHour()                                                                            Add one hour to the instance (using date interval).
 * @method        CarbonImmutable     subHours(int $value = 1)                                                             Sub hours (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subHour()                                                                            Sub one hour to the instance (using date interval).
 * @method        CarbonImmutable     addMinutes(int $value = 1)                                                           Add minutes (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMinute()                                                                          Add one minute to the instance (using date interval).
 * @method        CarbonImmutable     subMinutes(int $value = 1)                                                           Sub minutes (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMinute()                                                                          Sub one minute to the instance (using date interval).
 * @method        CarbonImmutable     addSeconds(int $value = 1)                                                           Add seconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addSecond()                                                                          Add one second to the instance (using date interval).
 * @method        CarbonImmutable     subSeconds(int $value = 1)                                                           Sub seconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subSecond()                                                                          Sub one second to the instance (using date interval).
 * @method        CarbonImmutable     addMillis(int $value = 1)                                                            Add milliseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMilli()                                                                           Add one millisecond to the instance (using date interval).
 * @method        CarbonImmutable     subMillis(int $value = 1)                                                            Sub milliseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMilli()                                                                           Sub one millisecond to the instance (using date interval).
 * @method        CarbonImmutable     addMilliseconds(int $value = 1)                                                      Add milliseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMillisecond()                                                                     Add one millisecond to the instance (using date interval).
 * @method        CarbonImmutable     subMilliseconds(int $value = 1)                                                      Sub milliseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMillisecond()                                                                     Sub one millisecond to the instance (using date interval).
 * @method        CarbonImmutable     addMicros(int $value = 1)                                                            Add microseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMicro()                                                                           Add one microsecond to the instance (using date interval).
 * @method        CarbonImmutable     subMicros(int $value = 1)                                                            Sub microseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMicro()                                                                           Sub one microsecond to the instance (using date interval).
 * @method        CarbonImmutable     addMicroseconds(int $value = 1)                                                      Add microseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMicrosecond()                                                                     Add one microsecond to the instance (using date interval).
 * @method        CarbonImmutable     subMicroseconds(int $value = 1)                                                      Sub microseconds (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMicrosecond()                                                                     Sub one microsecond to the instance (using date interval).
 * @method        CarbonImmutable     addMillennia(int $value = 1)                                                         Add millennia (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addMillennium()                                                                      Add one millennium to the instance (using date interval).
 * @method        CarbonImmutable     subMillennia(int $value = 1)                                                         Sub millennia (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subMillennium()                                                                      Sub one millennium to the instance (using date interval).
 * @method        CarbonImmutable     addMillenniaWithOverflow(int $value = 1)                                             Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addMillenniumWithOverflow()                                                          Add one millennium to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subMillenniaWithOverflow(int $value = 1)                                             Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subMillenniumWithOverflow()                                                          Sub one millennium to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addMillenniaWithoutOverflow(int $value = 1)                                          Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMillenniumWithoutOverflow()                                                       Add one millennium to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMillenniaWithoutOverflow(int $value = 1)                                          Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMillenniumWithoutOverflow()                                                       Sub one millennium to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMillenniaWithNoOverflow(int $value = 1)                                           Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMillenniumWithNoOverflow()                                                        Add one millennium to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMillenniaWithNoOverflow(int $value = 1)                                           Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMillenniumWithNoOverflow()                                                        Sub one millennium to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMillenniaNoOverflow(int $value = 1)                                               Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addMillenniumNoOverflow()                                                            Add one millennium to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMillenniaNoOverflow(int $value = 1)                                               Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subMillenniumNoOverflow()                                                            Sub one millennium to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addCenturies(int $value = 1)                                                         Add centuries (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addCentury()                                                                         Add one century to the instance (using date interval).
 * @method        CarbonImmutable     subCenturies(int $value = 1)                                                         Sub centuries (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subCentury()                                                                         Sub one century to the instance (using date interval).
 * @method        CarbonImmutable     addCenturiesWithOverflow(int $value = 1)                                             Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addCenturyWithOverflow()                                                             Add one century to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subCenturiesWithOverflow(int $value = 1)                                             Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subCenturyWithOverflow()                                                             Sub one century to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addCenturiesWithoutOverflow(int $value = 1)                                          Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addCenturyWithoutOverflow()                                                          Add one century to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subCenturiesWithoutOverflow(int $value = 1)                                          Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subCenturyWithoutOverflow()                                                          Sub one century to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addCenturiesWithNoOverflow(int $value = 1)                                           Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addCenturyWithNoOverflow()                                                           Add one century to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subCenturiesWithNoOverflow(int $value = 1)                                           Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subCenturyWithNoOverflow()                                                           Sub one century to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addCenturiesNoOverflow(int $value = 1)                                               Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addCenturyNoOverflow()                                                               Add one century to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subCenturiesNoOverflow(int $value = 1)                                               Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subCenturyNoOverflow()                                                               Sub one century to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDecades(int $value = 1)                                                           Add decades (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addDecade()                                                                          Add one decade to the instance (using date interval).
 * @method        CarbonImmutable     subDecades(int $value = 1)                                                           Sub decades (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subDecade()                                                                          Sub one decade to the instance (using date interval).
 * @method        CarbonImmutable     addDecadesWithOverflow(int $value = 1)                                               Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addDecadeWithOverflow()                                                              Add one decade to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subDecadesWithOverflow(int $value = 1)                                               Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subDecadeWithOverflow()                                                              Sub one decade to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addDecadesWithoutOverflow(int $value = 1)                                            Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDecadeWithoutOverflow()                                                           Add one decade to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subDecadesWithoutOverflow(int $value = 1)                                            Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subDecadeWithoutOverflow()                                                           Sub one decade to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDecadesWithNoOverflow(int $value = 1)                                             Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDecadeWithNoOverflow()                                                            Add one decade to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subDecadesWithNoOverflow(int $value = 1)                                             Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subDecadeWithNoOverflow()                                                            Sub one decade to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDecadesNoOverflow(int $value = 1)                                                 Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addDecadeNoOverflow()                                                                Add one decade to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subDecadesNoOverflow(int $value = 1)                                                 Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subDecadeNoOverflow()                                                                Sub one decade to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addQuarters(int $value = 1)                                                          Add quarters (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addQuarter()                                                                         Add one quarter to the instance (using date interval).
 * @method        CarbonImmutable     subQuarters(int $value = 1)                                                          Sub quarters (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subQuarter()                                                                         Sub one quarter to the instance (using date interval).
 * @method        CarbonImmutable     addQuartersWithOverflow(int $value = 1)                                              Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addQuarterWithOverflow()                                                             Add one quarter to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subQuartersWithOverflow(int $value = 1)                                              Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     subQuarterWithOverflow()                                                             Sub one quarter to the instance (using date interval) with overflow explicitly allowed.
 * @method        CarbonImmutable     addQuartersWithoutOverflow(int $value = 1)                                           Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addQuarterWithoutOverflow()                                                          Add one quarter to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subQuartersWithoutOverflow(int $value = 1)                                           Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subQuarterWithoutOverflow()                                                          Sub one quarter to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addQuartersWithNoOverflow(int $value = 1)                                            Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addQuarterWithNoOverflow()                                                           Add one quarter to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subQuartersWithNoOverflow(int $value = 1)                                            Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subQuarterWithNoOverflow()                                                           Sub one quarter to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addQuartersNoOverflow(int $value = 1)                                                Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addQuarterNoOverflow()                                                               Add one quarter to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subQuartersNoOverflow(int $value = 1)                                                Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     subQuarterNoOverflow()                                                               Sub one quarter to the instance (using date interval) with overflow explicitly forbidden.
 * @method        CarbonImmutable     addWeeks(int $value = 1)                                                             Add weeks (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addWeek()                                                                            Add one week to the instance (using date interval).
 * @method        CarbonImmutable     subWeeks(int $value = 1)                                                             Sub weeks (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subWeek()                                                                            Sub one week to the instance (using date interval).
 * @method        CarbonImmutable     addWeekdays(int $value = 1)                                                          Add weekdays (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     addWeekday()                                                                         Add one weekday to the instance (using date interval).
 * @method        CarbonImmutable     subWeekdays(int $value = 1)                                                          Sub weekdays (the $value count passed in) to the instance (using date interval).
 * @method        CarbonImmutable     subWeekday()                                                                         Sub one weekday to the instance (using date interval).
 * @method        CarbonImmutable     addRealMicros(int $value = 1)                                                        Add microseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMicro()                                                                       Add one microsecond to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMicros(int $value = 1)                                                        Sub microseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMicro()                                                                       Sub one microsecond to the instance (using timestamp).
 * @method        CarbonPeriod        microsUntil($endDate = null, int $factor = 1)                                        Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each microsecond or every X microseconds if a factor is given.
 * @method        CarbonImmutable     addRealMicroseconds(int $value = 1)                                                  Add microseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMicrosecond()                                                                 Add one microsecond to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMicroseconds(int $value = 1)                                                  Sub microseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMicrosecond()                                                                 Sub one microsecond to the instance (using timestamp).
 * @method        CarbonPeriod        microsecondsUntil($endDate = null, int $factor = 1)                                  Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each microsecond or every X microseconds if a factor is given.
 * @method        CarbonImmutable     addRealMillis(int $value = 1)                                                        Add milliseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMilli()                                                                       Add one millisecond to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMillis(int $value = 1)                                                        Sub milliseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMilli()                                                                       Sub one millisecond to the instance (using timestamp).
 * @method        CarbonPeriod        millisUntil($endDate = null, int $factor = 1)                                        Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each millisecond or every X milliseconds if a factor is given.
 * @method        CarbonImmutable     addRealMilliseconds(int $value = 1)                                                  Add milliseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMillisecond()                                                                 Add one millisecond to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMilliseconds(int $value = 1)                                                  Sub milliseconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMillisecond()                                                                 Sub one millisecond to the instance (using timestamp).
 * @method        CarbonPeriod        millisecondsUntil($endDate = null, int $factor = 1)                                  Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each millisecond or every X milliseconds if a factor is given.
 * @method        CarbonImmutable     addRealSeconds(int $value = 1)                                                       Add seconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealSecond()                                                                      Add one second to the instance (using timestamp).
 * @method        CarbonImmutable     subRealSeconds(int $value = 1)                                                       Sub seconds (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealSecond()                                                                      Sub one second to the instance (using timestamp).
 * @method        CarbonPeriod        secondsUntil($endDate = null, int $factor = 1)                                       Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each second or every X seconds if a factor is given.
 * @method        CarbonImmutable     addRealMinutes(int $value = 1)                                                       Add minutes (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMinute()                                                                      Add one minute to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMinutes(int $value = 1)                                                       Sub minutes (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMinute()                                                                      Sub one minute to the instance (using timestamp).
 * @method        CarbonPeriod        minutesUntil($endDate = null, int $factor = 1)                                       Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each minute or every X minutes if a factor is given.
 * @method        CarbonImmutable     addRealHours(int $value = 1)                                                         Add hours (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealHour()                                                                        Add one hour to the instance (using timestamp).
 * @method        CarbonImmutable     subRealHours(int $value = 1)                                                         Sub hours (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealHour()                                                                        Sub one hour to the instance (using timestamp).
 * @method        CarbonPeriod        hoursUntil($endDate = null, int $factor = 1)                                         Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each hour or every X hours if a factor is given.
 * @method        CarbonImmutable     addRealDays(int $value = 1)                                                          Add days (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealDay()                                                                         Add one day to the instance (using timestamp).
 * @method        CarbonImmutable     subRealDays(int $value = 1)                                                          Sub days (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealDay()                                                                         Sub one day to the instance (using timestamp).
 * @method        CarbonPeriod        daysUntil($endDate = null, int $factor = 1)                                          Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each day or every X days if a factor is given.
 * @method        CarbonImmutable     addRealWeeks(int $value = 1)                                                         Add weeks (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealWeek()                                                                        Add one week to the instance (using timestamp).
 * @method        CarbonImmutable     subRealWeeks(int $value = 1)                                                         Sub weeks (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealWeek()                                                                        Sub one week to the instance (using timestamp).
 * @method        CarbonPeriod        weeksUntil($endDate = null, int $factor = 1)                                         Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each week or every X weeks if a factor is given.
 * @method        CarbonImmutable     addRealMonths(int $value = 1)                                                        Add months (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMonth()                                                                       Add one month to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMonths(int $value = 1)                                                        Sub months (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMonth()                                                                       Sub one month to the instance (using timestamp).
 * @method        CarbonPeriod        monthsUntil($endDate = null, int $factor = 1)                                        Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each month or every X months if a factor is given.
 * @method        CarbonImmutable     addRealQuarters(int $value = 1)                                                      Add quarters (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealQuarter()                                                                     Add one quarter to the instance (using timestamp).
 * @method        CarbonImmutable     subRealQuarters(int $value = 1)                                                      Sub quarters (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealQuarter()                                                                     Sub one quarter to the instance (using timestamp).
 * @method        CarbonPeriod        quartersUntil($endDate = null, int $factor = 1)                                      Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each quarter or every X quarters if a factor is given.
 * @method        CarbonImmutable     addRealYears(int $value = 1)                                                         Add years (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealYear()                                                                        Add one year to the instance (using timestamp).
 * @method        CarbonImmutable     subRealYears(int $value = 1)                                                         Sub years (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealYear()                                                                        Sub one year to the instance (using timestamp).
 * @method        CarbonPeriod        yearsUntil($endDate = null, int $factor = 1)                                         Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each year or every X years if a factor is given.
 * @method        CarbonImmutable     addRealDecades(int $value = 1)                                                       Add decades (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealDecade()                                                                      Add one decade to the instance (using timestamp).
 * @method        CarbonImmutable     subRealDecades(int $value = 1)                                                       Sub decades (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealDecade()                                                                      Sub one decade to the instance (using timestamp).
 * @method        CarbonPeriod        decadesUntil($endDate = null, int $factor = 1)                                       Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each decade or every X decades if a factor is given.
 * @method        CarbonImmutable     addRealCenturies(int $value = 1)                                                     Add centuries (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealCentury()                                                                     Add one century to the instance (using timestamp).
 * @method        CarbonImmutable     subRealCenturies(int $value = 1)                                                     Sub centuries (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealCentury()                                                                     Sub one century to the instance (using timestamp).
 * @method        CarbonPeriod        centuriesUntil($endDate = null, int $factor = 1)                                     Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each century or every X centuries if a factor is given.
 * @method        CarbonImmutable     addRealMillennia(int $value = 1)                                                     Add millennia (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     addRealMillennium()                                                                  Add one millennium to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMillennia(int $value = 1)                                                     Sub millennia (the $value count passed in) to the instance (using timestamp).
 * @method        CarbonImmutable     subRealMillennium()                                                                  Sub one millennium to the instance (using timestamp).
 * @method        CarbonPeriod        millenniaUntil($endDate = null, int $factor = 1)                                     Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each millennium or every X millennia if a factor is given.
 * @method        CarbonImmutable     roundYear(float $precision = 1, string $function = "round")                          Round the current instance year with given precision using the given function.
 * @method        CarbonImmutable     roundYears(float $precision = 1, string $function = "round")                         Round the current instance year with given precision using the given function.
 * @method        CarbonImmutable     floorYear(float $precision = 1)                                                      Truncate the current instance year with given precision.
 * @method        CarbonImmutable     floorYears(float $precision = 1)                                                     Truncate the current instance year with given precision.
 * @method        CarbonImmutable     ceilYear(float $precision = 1)                                                       Ceil the current instance year with given precision.
 * @method        CarbonImmutable     ceilYears(float $precision = 1)                                                      Ceil the current instance year with given precision.
 * @method        CarbonImmutable     roundMonth(float $precision = 1, string $function = "round")                         Round the current instance month with given precision using the given function.
 * @method        CarbonImmutable     roundMonths(float $precision = 1, string $function = "round")                        Round the current instance month with given precision using the given function.
 * @method        CarbonImmutable     floorMonth(float $precision = 1)                                                     Truncate the current instance month with given precision.
 * @method        CarbonImmutable     floorMonths(float $precision = 1)                                                    Truncate the current instance month with given precision.
 * @method        CarbonImmutable     ceilMonth(float $precision = 1)                                                      Ceil the current instance month with given precision.
 * @method        CarbonImmutable     ceilMonths(float $precision = 1)                                                     Ceil the current instance month with given precision.
 * @method        CarbonImmutable     roundDay(float $precision = 1, string $function = "round")                           Round the current instance day with given precision using the given function.
 * @method        CarbonImmutable     roundDays(float $precision = 1, string $function = "round")                          Round the current instance day with given precision using the given function.
 * @method        CarbonImmutable     floorDay(float $precision = 1)                                                       Truncate the current instance day with given precision.
 * @method        CarbonImmutable     floorDays(float $precision = 1)                                                      Truncate the current instance day with given precision.
 * @method        CarbonImmutable     ceilDay(float $precision = 1)                                                        Ceil the current instance day with given precision.
 * @method        CarbonImmutable     ceilDays(float $precision = 1)                                                       Ceil the current instance day with given precision.
 * @method        CarbonImmutable     roundHour(float $precision = 1, string $function = "round")                          Round the current instance hour with given precision using the given function.
 * @method        CarbonImmutable     roundHours(float $precision = 1, string $function = "round")                         Round the current instance hour with given precision using the given function.
 * @method        CarbonImmutable     floorHour(float $precision = 1)                                                      Truncate the current instance hour with given precision.
 * @method        CarbonImmutable     floorHours(float $precision = 1)                                                     Truncate the current instance hour with given precision.
 * @method        CarbonImmutable     ceilHour(float $precision = 1)                                                       Ceil the current instance hour with given precision.
 * @method        CarbonImmutable     ceilHours(float $precision = 1)                                                      Ceil the current instance hour with given precision.
 * @method        CarbonImmutable     roundMinute(float $precision = 1, string $function = "round")                        Round the current instance minute with given precision using the given function.
 * @method        CarbonImmutable     roundMinutes(float $precision = 1, string $function = "round")                       Round the current instance minute with given precision using the given function.
 * @method        CarbonImmutable     floorMinute(float $precision = 1)                                                    Truncate the current instance minute with given precision.
 * @method        CarbonImmutable     floorMinutes(float $precision = 1)                                                   Truncate the current instance minute with given precision.
 * @method        CarbonImmutable     ceilMinute(float $precision = 1)                                                     Ceil the current instance minute with given precision.
 * @method        CarbonImmutable     ceilMinutes(float $precision = 1)                                                    Ceil the current instance minute with given precision.
 * @method        CarbonImmutable     roundSecond(float $precision = 1, string $function = "round")                        Round the current instance second with given precision using the given function.
 * @method        CarbonImmutable     roundSeconds(float $precision = 1, string $function = "round")                       Round the current instance second with given precision using the given function.
 * @method        CarbonImmutable     floorSecond(float $precision = 1)                                                    Truncate the current instance second with given precision.
 * @method        CarbonImmutable     floorSeconds(float $precision = 1)                                                   Truncate the current instance second with given precision.
 * @method        CarbonImmutable     ceilSecond(float $precision = 1)                                                     Ceil the current instance second with given precision.
 * @method        CarbonImmutable     ceilSeconds(float $precision = 1)                                                    Ceil the current instance second with given precision.
 * @method        CarbonImmutable     roundMillennium(float $precision = 1, string $function = "round")                    Round the current instance millennium with given precision using the given function.
 * @method        CarbonImmutable     roundMillennia(float $precision = 1, string $function = "round")                     Round the current instance millennium with given precision using the given function.
 * @method        CarbonImmutable     floorMillennium(float $precision = 1)                                                Truncate the current instance millennium with given precision.
 * @method        CarbonImmutable     floorMillennia(float $precision = 1)                                                 Truncate the current instance millennium with given precision.
 * @method        CarbonImmutable     ceilMillennium(float $precision = 1)                                                 Ceil the current instance millennium with given precision.
 * @method        CarbonImmutable     ceilMillennia(float $precision = 1)                                                  Ceil the current instance millennium with given precision.
 * @method        CarbonImmutable     roundCentury(float $precision = 1, string $function = "round")                       Round the current instance century with given precision using the given function.
 * @method        CarbonImmutable     roundCenturies(float $precision = 1, string $function = "round")                     Round the current instance century with given precision using the given function.
 * @method        CarbonImmutable     floorCentury(float $precision = 1)                                                   Truncate the current instance century with given precision.
 * @method        CarbonImmutable     floorCenturies(float $precision = 1)                                                 Truncate the current instance century with given precision.
 * @method        CarbonImmutable     ceilCentury(float $precision = 1)                                                    Ceil the current instance century with given precision.
 * @method        CarbonImmutable     ceilCenturies(float $precision = 1)                                                  Ceil the current instance century with given precision.
 * @method        CarbonImmutable     roundDecade(float $precision = 1, string $function = "round")                        Round the current instance decade with given precision using the given function.
 * @method        CarbonImmutable     roundDecades(float $precision = 1, string $function = "round")                       Round the current instance decade with given precision using the given function.
 * @method        CarbonImmutable     floorDecade(float $precision = 1)                                                    Truncate the current instance decade with given precision.
 * @method        CarbonImmutable     floorDecades(float $precision = 1)                                                   Truncate the current instance decade with given precision.
 * @method        CarbonImmutable     ceilDecade(float $precision = 1)                                                     Ceil the current instance decade with given precision.
 * @method        CarbonImmutable     ceilDecades(float $precision = 1)                                                    Ceil the current instance decade with given precision.
 * @method        CarbonImmutable     roundQuarter(float $precision = 1, string $function = "round")                       Round the current instance quarter with given precision using the given function.
 * @method        CarbonImmutable     roundQuarters(float $precision = 1, string $function = "round")                      Round the current instance quarter with given precision using the given function.
 * @method        CarbonImmutable     floorQuarter(float $precision = 1)                                                   Truncate the current instance quarter with given precision.
 * @method        CarbonImmutable     floorQuarters(float $precision = 1)                                                  Truncate the current instance quarter with given precision.
 * @method        CarbonImmutable     ceilQuarter(float $precision = 1)                                                    Ceil the current instance quarter with given precision.
 * @method        CarbonImmutable     ceilQuarters(float $precision = 1)                                                   Ceil the current instance quarter with given precision.
 * @method        CarbonImmutable     roundMillisecond(float $precision = 1, string $function = "round")                   Round the current instance millisecond with given precision using the given function.
 * @method        CarbonImmutable     roundMilliseconds(float $precision = 1, string $function = "round")                  Round the current instance millisecond with given precision using the given function.
 * @method        CarbonImmutable     floorMillisecond(float $precision = 1)                                               Truncate the current instance millisecond with given precision.
 * @method        CarbonImmutable     floorMilliseconds(float $precision = 1)                                              Truncate the current instance millisecond with given precision.
 * @method        CarbonImmutable     ceilMillisecond(float $precision = 1)                                                Ceil the current instance millisecond with given precision.
 * @method        CarbonImmutable     ceilMilliseconds(float $precision = 1)                                               Ceil the current instance millisecond with given precision.
 * @method        CarbonImmutable     roundMicrosecond(float $precision = 1, string $function = "round")                   Round the current instance microsecond with given precision using the given function.
 * @method        CarbonImmutable     roundMicroseconds(float $precision = 1, string $function = "round")                  Round the current instance microsecond with given precision using the given function.
 * @method        CarbonImmutable     floorMicrosecond(float $precision = 1)                                               Truncate the current instance microsecond with given precision.
 * @method        CarbonImmutable     floorMicroseconds(float $precision = 1)                                              Truncate the current instance microsecond with given precision.
 * @method        CarbonImmutable     ceilMicrosecond(float $precision = 1)                                                Ceil the current instance microsecond with given precision.
 * @method        CarbonImmutable     ceilMicroseconds(float $precision = 1)                                               Ceil the current instance microsecond with given precision.
 * @method        string              shortAbsoluteDiffForHumans(DateTimeInterface $other = null, int $parts = 1)          Get the difference (short format, 'Absolute' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              longAbsoluteDiffForHumans(DateTimeInterface $other = null, int $parts = 1)           Get the difference (long format, 'Absolute' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              shortRelativeDiffForHumans(DateTimeInterface $other = null, int $parts = 1)          Get the difference (short format, 'Relative' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              longRelativeDiffForHumans(DateTimeInterface $other = null, int $parts = 1)           Get the difference (long format, 'Relative' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              shortRelativeToNowDiffForHumans(DateTimeInterface $other = null, int $parts = 1)     Get the difference (short format, 'RelativeToNow' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              longRelativeToNowDiffForHumans(DateTimeInterface $other = null, int $parts = 1)      Get the difference (long format, 'RelativeToNow' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              shortRelativeToOtherDiffForHumans(DateTimeInterface $other = null, int $parts = 1)   Get the difference (short format, 'RelativeToOther' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        string              longRelativeToOtherDiffForHumans(DateTimeInterface $other = null, int $parts = 1)    Get the difference (long format, 'RelativeToOther' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.)
 * @method        static|false createFromFormat(string $format, string $time, string|DateTimeZone $timezone = null) Parse a string into a new CarbonImmutable object according to the specified format.
 * @method        static       __set_state(array $array)                                                            https://php.net/manual/en/datetime.set-state.php
 *
 * </autodoc>
 */
class CarbonImmutable extends DateTimeImmutable implements CarbonInterface
{
    use Date {
        __clone as dateTraitClone;
    }

    public function __clone()
    {
        $this->dateTraitClone();
        $this->endOfTime = false;
        $this->startOfTime = false;
    }

    /**
     * Create a very old date representing start of time.
     *
     * @return static
     */
    public static function startOfTime(): self
    {
        $date = static::parse('0001-01-01')->years(self::getStartOfTimeYear());
        $date->startOfTime = true;

        return $date;
    }

    /**
     * Create a very far date representing end of time.
     *
     * @return static
     */
    public static function endOfTime(): self
    {
        $date = static::parse('9999-12-31 23:59:59.999999')->years(self::getEndOfTimeYear());
        $date->endOfTime = true;

        return $date;
    }

    /**
     * @codeCoverageIgnore
     */
    private static function getEndOfTimeYear(): int
    {
        if (version_compare(PHP_VERSION, '7.3.0-dev', '<')) {
            return 145261681241552;
        }

        // Remove if https://bugs.php.net/bug.php?id=81107 is fixed
        if (version_compare(PHP_VERSION, '8.1.0-dev', '>=')) {
            return 1118290769066902787;
        }

        return PHP_INT_MAX;
    }

    /**
     * @codeCoverageIgnore
     */
    private static function getStartOfTimeYear(): int
    {
        if (version_compare(PHP_VERSION, '7.3.0-dev', '<')) {
            return -135908816449551;
        }

        // Remove if https://bugs.php.net/bug.php?id=81107 is fixed
        if (version_compare(PHP_VERSION, '8.1.0-dev', '>=')) {
            return -1118290769066898816;
        }

        return max(PHP_INT_MIN, -9223372036854773760);
    }
}
