diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/nesbot/carbon/src/Carbon/Traits/Comparison.php b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/nesbot/carbon/src/Carbon/Traits/Comparison.php
new file mode 100644
index 0000000..ee00666
--- /dev/null
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/nesbot/carbon/src/Carbon/Traits/Comparison.php
@@ -0,0 +1,1069 @@
+<?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\Traits;
+
+use BadMethodCallException;
+use Carbon\CarbonInterface;
+use Carbon\Exceptions\BadComparisonUnitException;
+use InvalidArgumentException;
+
+/**
+ * Trait Comparison.
+ *
+ * Comparison utils and testers. All the following methods return booleans.
+ * nowWithSameTz
+ *
+ * Depends on the following methods:
+ *
+ * @method static        resolveCarbon($date)
+ * @method static        copy()
+ * @method static        nowWithSameTz()
+ * @method static static yesterday($timezone = null)
+ * @method static static tomorrow($timezone = null)
+ */
+trait Comparison
+{
+    /** @var bool */
+    protected $endOfTime = false;
+
+    /** @var bool */
+    protected $startOfTime = false;
+
+    /**
+     * Determines if the instance is equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->eq('2018-07-25 12:45:16'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->eq(Carbon::parse('2018-07-25 12:45:16')); // true
+     * Carbon::parse('2018-07-25 12:45:16')->eq('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see equalTo()
+     *
+     * @return bool
+     */
+    public function eq($date): bool
+    {
+        return $this->equalTo($date);
+    }
+
+    /**
+     * Determines if the instance is equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->equalTo('2018-07-25 12:45:16'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->equalTo(Carbon::parse('2018-07-25 12:45:16')); // true
+     * Carbon::parse('2018-07-25 12:45:16')->equalTo('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @return bool
+     */
+    public function equalTo($date): bool
+    {
+        return $this == $date;
+    }
+
+    /**
+     * Determines if the instance is not equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->ne('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->ne(Carbon::parse('2018-07-25 12:45:16')); // false
+     * Carbon::parse('2018-07-25 12:45:16')->ne('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see notEqualTo()
+     *
+     * @return bool
+     */
+    public function ne($date): bool
+    {
+        return $this->notEqualTo($date);
+    }
+
+    /**
+     * Determines if the instance is not equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->notEqualTo('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->notEqualTo(Carbon::parse('2018-07-25 12:45:16')); // false
+     * Carbon::parse('2018-07-25 12:45:16')->notEqualTo('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @return bool
+     */
+    public function notEqualTo($date): bool
+    {
+        return !$this->equalTo($date);
+    }
+
+    /**
+     * Determines if the instance is greater (after) than another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->gt('2018-07-25 12:45:15'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->gt('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->gt('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see greaterThan()
+     *
+     * @return bool
+     */
+    public function gt($date): bool
+    {
+        return $this->greaterThan($date);
+    }
+
+    /**
+     * Determines if the instance is greater (after) than another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->greaterThan('2018-07-25 12:45:15'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->greaterThan('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->greaterThan('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @return bool
+     */
+    public function greaterThan($date): bool
+    {
+        return $this > $date;
+    }
+
+    /**
+     * Determines if the instance is greater (after) than another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->isAfter('2018-07-25 12:45:15'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->isAfter('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->isAfter('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see greaterThan()
+     *
+     * @return bool
+     */
+    public function isAfter($date): bool
+    {
+        return $this->greaterThan($date);
+    }
+
+    /**
+     * Determines if the instance is greater (after) than or equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->gte('2018-07-25 12:45:15'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->gte('2018-07-25 12:45:16'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->gte('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see greaterThanOrEqualTo()
+     *
+     * @return bool
+     */
+    public function gte($date): bool
+    {
+        return $this->greaterThanOrEqualTo($date);
+    }
+
+    /**
+     * Determines if the instance is greater (after) than or equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->greaterThanOrEqualTo('2018-07-25 12:45:15'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->greaterThanOrEqualTo('2018-07-25 12:45:16'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->greaterThanOrEqualTo('2018-07-25 12:45:17'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @return bool
+     */
+    public function greaterThanOrEqualTo($date): bool
+    {
+        return $this >= $date;
+    }
+
+    /**
+     * Determines if the instance is less (before) than another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->lt('2018-07-25 12:45:15'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->lt('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->lt('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see lessThan()
+     *
+     * @return bool
+     */
+    public function lt($date): bool
+    {
+        return $this->lessThan($date);
+    }
+
+    /**
+     * Determines if the instance is less (before) than another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->lessThan('2018-07-25 12:45:15'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->lessThan('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->lessThan('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @return bool
+     */
+    public function lessThan($date): bool
+    {
+        return $this < $date;
+    }
+
+    /**
+     * Determines if the instance is less (before) than another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->isBefore('2018-07-25 12:45:15'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->isBefore('2018-07-25 12:45:16'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->isBefore('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see lessThan()
+     *
+     * @return bool
+     */
+    public function isBefore($date): bool
+    {
+        return $this->lessThan($date);
+    }
+
+    /**
+     * Determines if the instance is less (before) or equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->lte('2018-07-25 12:45:15'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->lte('2018-07-25 12:45:16'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->lte('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @see lessThanOrEqualTo()
+     *
+     * @return bool
+     */
+    public function lte($date): bool
+    {
+        return $this->lessThanOrEqualTo($date);
+    }
+
+    /**
+     * Determines if the instance is less (before) or equal to another
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25 12:45:16')->lessThanOrEqualTo('2018-07-25 12:45:15'); // false
+     * Carbon::parse('2018-07-25 12:45:16')->lessThanOrEqualTo('2018-07-25 12:45:16'); // true
+     * Carbon::parse('2018-07-25 12:45:16')->lessThanOrEqualTo('2018-07-25 12:45:17'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date
+     *
+     * @return bool
+     */
+    public function lessThanOrEqualTo($date): bool
+    {
+        return $this <= $date;
+    }
+
+    /**
+     * Determines if the instance is between two others.
+     *
+     * The third argument allow you to specify if bounds are included or not (true by default)
+     * but for when you including/excluding bounds may produce different results in your application,
+     * we recommend to use the explicit methods ->betweenIncluded() or ->betweenExcluded() instead.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25')->between('2018-07-14', '2018-08-01'); // true
+     * Carbon::parse('2018-07-25')->between('2018-08-01', '2018-08-20'); // false
+     * Carbon::parse('2018-07-25')->between('2018-07-25', '2018-08-01'); // true
+     * Carbon::parse('2018-07-25')->between('2018-07-25', '2018-08-01', false); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date1
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date2
+     * @param bool                                    $equal Indicates if an equal to comparison should be done
+     *
+     * @return bool
+     */
+    public function between($date1, $date2, $equal = true): bool
+    {
+        $date1 = $this->resolveCarbon($date1);
+        $date2 = $this->resolveCarbon($date2);
+
+        if ($date1->greaterThan($date2)) {
+            [$date1, $date2] = [$date2, $date1];
+        }
+
+        if ($equal) {
+            return $this->greaterThanOrEqualTo($date1) && $this->lessThanOrEqualTo($date2);
+        }
+
+        return $this->greaterThan($date1) && $this->lessThan($date2);
+    }
+
+    /**
+     * Determines if the instance is between two others, bounds included.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25')->betweenIncluded('2018-07-14', '2018-08-01'); // true
+     * Carbon::parse('2018-07-25')->betweenIncluded('2018-08-01', '2018-08-20'); // false
+     * Carbon::parse('2018-07-25')->betweenIncluded('2018-07-25', '2018-08-01'); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date1
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date2
+     *
+     * @return bool
+     */
+    public function betweenIncluded($date1, $date2): bool
+    {
+        return $this->between($date1, $date2, true);
+    }
+
+    /**
+     * Determines if the instance is between two others, bounds excluded.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25')->betweenExcluded('2018-07-14', '2018-08-01'); // true
+     * Carbon::parse('2018-07-25')->betweenExcluded('2018-08-01', '2018-08-20'); // false
+     * Carbon::parse('2018-07-25')->betweenExcluded('2018-07-25', '2018-08-01'); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date1
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date2
+     *
+     * @return bool
+     */
+    public function betweenExcluded($date1, $date2): bool
+    {
+        return $this->between($date1, $date2, false);
+    }
+
+    /**
+     * Determines if the instance is between two others
+     *
+     * @example
+     * ```
+     * Carbon::parse('2018-07-25')->isBetween('2018-07-14', '2018-08-01'); // true
+     * Carbon::parse('2018-07-25')->isBetween('2018-08-01', '2018-08-20'); // false
+     * Carbon::parse('2018-07-25')->isBetween('2018-07-25', '2018-08-01'); // true
+     * Carbon::parse('2018-07-25')->isBetween('2018-07-25', '2018-08-01', false); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date1
+     * @param \Carbon\Carbon|\DateTimeInterface|mixed $date2
+     * @param bool                                    $equal Indicates if an equal to comparison should be done
+     *
+     * @return bool
+     */
+    public function isBetween($date1, $date2, $equal = true): bool
+    {
+        return $this->between($date1, $date2, $equal);
+    }
+
+    /**
+     * Determines if the instance is a weekday.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-07-14')->isWeekday(); // false
+     * Carbon::parse('2019-07-15')->isWeekday(); // true
+     * ```
+     *
+     * @return bool
+     */
+    public function isWeekday()
+    {
+        return !$this->isWeekend();
+    }
+
+    /**
+     * Determines if the instance is a weekend day.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-07-14')->isWeekend(); // true
+     * Carbon::parse('2019-07-15')->isWeekend(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isWeekend()
+    {
+        return \in_array($this->dayOfWeek, static::$weekendDays);
+    }
+
+    /**
+     * Determines if the instance is yesterday.
+     *
+     * @example
+     * ```
+     * Carbon::yesterday()->isYesterday(); // true
+     * Carbon::tomorrow()->isYesterday(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isYesterday()
+    {
+        return $this->toDateString() === static::yesterday($this->getTimezone())->toDateString();
+    }
+
+    /**
+     * Determines if the instance is today.
+     *
+     * @example
+     * ```
+     * Carbon::today()->isToday(); // true
+     * Carbon::tomorrow()->isToday(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isToday()
+    {
+        return $this->toDateString() === $this->nowWithSameTz()->toDateString();
+    }
+
+    /**
+     * Determines if the instance is tomorrow.
+     *
+     * @example
+     * ```
+     * Carbon::tomorrow()->isTomorrow(); // true
+     * Carbon::yesterday()->isTomorrow(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isTomorrow()
+    {
+        return $this->toDateString() === static::tomorrow($this->getTimezone())->toDateString();
+    }
+
+    /**
+     * Determines if the instance is in the future, ie. greater (after) than now.
+     *
+     * @example
+     * ```
+     * Carbon::now()->addHours(5)->isFuture(); // true
+     * Carbon::now()->subHours(5)->isFuture(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isFuture()
+    {
+        return $this->greaterThan($this->nowWithSameTz());
+    }
+
+    /**
+     * Determines if the instance is in the past, ie. less (before) than now.
+     *
+     * @example
+     * ```
+     * Carbon::now()->subHours(5)->isPast(); // true
+     * Carbon::now()->addHours(5)->isPast(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isPast()
+    {
+        return $this->lessThan($this->nowWithSameTz());
+    }
+
+    /**
+     * Determines if the instance is a leap year.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2020-01-01')->isLeapYear(); // true
+     * Carbon::parse('2019-01-01')->isLeapYear(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isLeapYear()
+    {
+        return $this->rawFormat('L') === '1';
+    }
+
+    /**
+     * Determines if the instance is a long year
+     *
+     * @example
+     * ```
+     * Carbon::parse('2015-01-01')->isLongYear(); // true
+     * Carbon::parse('2016-01-01')->isLongYear(); // false
+     * ```
+     *
+     * @see https://en.wikipedia.org/wiki/ISO_8601#Week_dates
+     *
+     * @return bool
+     */
+    public function isLongYear()
+    {
+        return static::create($this->year, 12, 28, 0, 0, 0, $this->tz)->weekOfYear === 53;
+    }
+
+    /**
+     * Compares the formatted values of the two dates.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-06-13')->isSameAs('Y-d', Carbon::parse('2019-12-13')); // true
+     * Carbon::parse('2019-06-13')->isSameAs('Y-d', Carbon::parse('2019-06-14')); // false
+     * ```
+     *
+     * @param string                                        $format date formats to compare.
+     * @param \Carbon\Carbon|\DateTimeInterface|string|null $date   instance to compare with or null to use current day.
+     *
+     * @return bool
+     */
+    public function isSameAs($format, $date = null)
+    {
+        return $this->rawFormat($format) === $this->resolveCarbon($date)->rawFormat($format);
+    }
+
+    /**
+     * Determines if the instance is in the current unit given.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-01-13')->isSameUnit('year', Carbon::parse('2019-12-25')); // true
+     * Carbon::parse('2018-12-13')->isSameUnit('year', Carbon::parse('2019-12-25')); // false
+     * ```
+     *
+     * @param string                                 $unit singular unit string
+     * @param \Carbon\Carbon|\DateTimeInterface|null $date instance to compare with or null to use current day.
+     *
+     * @throws BadComparisonUnitException
+     *
+     * @return bool
+     */
+    public function isSameUnit($unit, $date = null)
+    {
+        $units = [
+            // @call isSameUnit
+            'year' => 'Y',
+            // @call isSameUnit
+            'week' => 'o-W',
+            // @call isSameUnit
+            'day' => 'Y-m-d',
+            // @call isSameUnit
+            'hour' => 'Y-m-d H',
+            // @call isSameUnit
+            'minute' => 'Y-m-d H:i',
+            // @call isSameUnit
+            'second' => 'Y-m-d H:i:s',
+            // @call isSameUnit
+            'micro' => 'Y-m-d H:i:s.u',
+            // @call isSameUnit
+            'microsecond' => 'Y-m-d H:i:s.u',
+        ];
+
+        if (!isset($units[$unit])) {
+            if (isset($this->$unit)) {
+                return $this->resolveCarbon($date)->$unit === $this->$unit;
+            }
+
+            if ($this->localStrictModeEnabled ?? static::isStrictModeEnabled()) {
+                throw new BadComparisonUnitException($unit);
+            }
+
+            return false;
+        }
+
+        return $this->isSameAs($units[$unit], $date);
+    }
+
+    /**
+     * Determines if the instance is in the current unit given.
+     *
+     * @example
+     * ```
+     * Carbon::now()->isCurrentUnit('hour'); // true
+     * Carbon::now()->subHours(2)->isCurrentUnit('hour'); // false
+     * ```
+     *
+     * @param string $unit The unit to test.
+     *
+     * @throws BadMethodCallException
+     *
+     * @return bool
+     */
+    public function isCurrentUnit($unit)
+    {
+        return $this->{'isSame'.ucfirst($unit)}();
+    }
+
+    /**
+     * Checks if the passed in date is in the same quarter as the instance quarter (and year if needed).
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-01-12')->isSameQuarter(Carbon::parse('2019-03-01')); // true
+     * Carbon::parse('2019-01-12')->isSameQuarter(Carbon::parse('2019-04-01')); // false
+     * Carbon::parse('2019-01-12')->isSameQuarter(Carbon::parse('2018-03-01')); // false
+     * Carbon::parse('2019-01-12')->isSameQuarter(Carbon::parse('2018-03-01'), false); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|string|null $date       The instance to compare with or null to use current day.
+     * @param bool                                          $ofSameYear Check if it is the same month in the same year.
+     *
+     * @return bool
+     */
+    public function isSameQuarter($date = null, $ofSameYear = true)
+    {
+        $date = $this->resolveCarbon($date);
+
+        return $this->quarter === $date->quarter && (!$ofSameYear || $this->isSameYear($date));
+    }
+
+    /**
+     * Checks if the passed in date is in the same month as the instance´s month.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-01-12')->isSameMonth(Carbon::parse('2019-01-01')); // true
+     * Carbon::parse('2019-01-12')->isSameMonth(Carbon::parse('2019-02-01')); // false
+     * Carbon::parse('2019-01-12')->isSameMonth(Carbon::parse('2018-01-01')); // false
+     * Carbon::parse('2019-01-12')->isSameMonth(Carbon::parse('2018-01-01'), false); // true
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|null $date       The instance to compare with or null to use the current date.
+     * @param bool                                   $ofSameYear Check if it is the same month in the same year.
+     *
+     * @return bool
+     */
+    public function isSameMonth($date = null, $ofSameYear = true)
+    {
+        return $this->isSameAs($ofSameYear ? 'Y-m' : 'm', $date);
+    }
+
+    /**
+     * Checks if this day is a specific day of the week.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-07-17')->isDayOfWeek(Carbon::WEDNESDAY); // true
+     * Carbon::parse('2019-07-17')->isDayOfWeek(Carbon::FRIDAY); // false
+     * Carbon::parse('2019-07-17')->isDayOfWeek('Wednesday'); // true
+     * Carbon::parse('2019-07-17')->isDayOfWeek('Friday'); // false
+     * ```
+     *
+     * @param int $dayOfWeek
+     *
+     * @return bool
+     */
+    public function isDayOfWeek($dayOfWeek)
+    {
+        if (\is_string($dayOfWeek) && \defined($constant = static::class.'::'.strtoupper($dayOfWeek))) {
+            $dayOfWeek = \constant($constant);
+        }
+
+        return $this->dayOfWeek === $dayOfWeek;
+    }
+
+    /**
+     * Check if its the birthday. Compares the date/month values of the two dates.
+     *
+     * @example
+     * ```
+     * Carbon::now()->subYears(5)->isBirthday(); // true
+     * Carbon::now()->subYears(5)->subDay()->isBirthday(); // false
+     * Carbon::parse('2019-06-05')->isBirthday(Carbon::parse('2001-06-05')); // true
+     * Carbon::parse('2019-06-05')->isBirthday(Carbon::parse('2001-06-06')); // false
+     * ```
+     *
+     * @param \Carbon\Carbon|\DateTimeInterface|null $date The instance to compare with or null to use current day.
+     *
+     * @return bool
+     */
+    public function isBirthday($date = null)
+    {
+        return $this->isSameAs('md', $date);
+    }
+
+    /**
+     * Check if today is the last day of the Month
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-02-28')->isLastOfMonth(); // true
+     * Carbon::parse('2019-03-28')->isLastOfMonth(); // false
+     * Carbon::parse('2019-03-30')->isLastOfMonth(); // false
+     * Carbon::parse('2019-03-31')->isLastOfMonth(); // true
+     * Carbon::parse('2019-04-30')->isLastOfMonth(); // true
+     * ```
+     *
+     * @return bool
+     */
+    public function isLastOfMonth()
+    {
+        return $this->day === $this->daysInMonth;
+    }
+
+    /**
+     * Check if the instance is start of day / midnight.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-02-28 00:00:00')->isStartOfDay(); // true
+     * Carbon::parse('2019-02-28 00:00:00.999999')->isStartOfDay(); // true
+     * Carbon::parse('2019-02-28 00:00:01')->isStartOfDay(); // false
+     * Carbon::parse('2019-02-28 00:00:00.000000')->isStartOfDay(true); // true
+     * Carbon::parse('2019-02-28 00:00:00.000012')->isStartOfDay(true); // false
+     * ```
+     *
+     * @param bool $checkMicroseconds check time at microseconds precision
+     *
+     * @return bool
+     */
+    public function isStartOfDay($checkMicroseconds = false)
+    {
+        /* @var CarbonInterface $this */
+        return $checkMicroseconds
+            ? $this->rawFormat('H:i:s.u') === '00:00:00.000000'
+            : $this->rawFormat('H:i:s') === '00:00:00';
+    }
+
+    /**
+     * Check if the instance is end of day.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-02-28 23:59:59.999999')->isEndOfDay(); // true
+     * Carbon::parse('2019-02-28 23:59:59.123456')->isEndOfDay(); // true
+     * Carbon::parse('2019-02-28 23:59:59')->isEndOfDay(); // true
+     * Carbon::parse('2019-02-28 23:59:58.999999')->isEndOfDay(); // false
+     * Carbon::parse('2019-02-28 23:59:59.999999')->isEndOfDay(true); // true
+     * Carbon::parse('2019-02-28 23:59:59.123456')->isEndOfDay(true); // false
+     * Carbon::parse('2019-02-28 23:59:59')->isEndOfDay(true); // false
+     * ```
+     *
+     * @param bool $checkMicroseconds check time at microseconds precision
+     *
+     * @return bool
+     */
+    public function isEndOfDay($checkMicroseconds = false)
+    {
+        /* @var CarbonInterface $this */
+        return $checkMicroseconds
+            ? $this->rawFormat('H:i:s.u') === '23:59:59.999999'
+            : $this->rawFormat('H:i:s') === '23:59:59';
+    }
+
+    /**
+     * Check if the instance is start of day / midnight.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-02-28 00:00:00')->isMidnight(); // true
+     * Carbon::parse('2019-02-28 00:00:00.999999')->isMidnight(); // true
+     * Carbon::parse('2019-02-28 00:00:01')->isMidnight(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isMidnight()
+    {
+        return $this->isStartOfDay();
+    }
+
+    /**
+     * Check if the instance is midday.
+     *
+     * @example
+     * ```
+     * Carbon::parse('2019-02-28 11:59:59.999999')->isMidday(); // false
+     * Carbon::parse('2019-02-28 12:00:00')->isMidday(); // true
+     * Carbon::parse('2019-02-28 12:00:00.999999')->isMidday(); // true
+     * Carbon::parse('2019-02-28 12:00:01')->isMidday(); // false
+     * ```
+     *
+     * @return bool
+     */
+    public function isMidday()
+    {
+        /* @var CarbonInterface $this */
+        return $this->rawFormat('G:i:s') === static::$midDayAt.':00:00';
+    }
+
+    /**
+     * Checks if the (date)time string is in a given format.
+     *
+     * @example
+     * ```
+     * Carbon::hasFormat('11:12:45', 'h:i:s'); // true
+     * Carbon::hasFormat('13:12:45', 'h:i:s'); // false
+     * ```
+     *
+     * @param string $date
+     * @param string $format
+     *
+     * @return bool
+     */
+    public static function hasFormat($date, $format)
+    {
+        // createFromFormat() is known to handle edge cases silently.
+        // E.g. "1975-5-1" (Y-n-j) will still be parsed correctly when "Y-m-d" is supplied as the format.
+        // To ensure we're really testing against our desired format, perform an additional regex validation.
+
+        return self::matchFormatPattern((string) $date, preg_quote((string) $format, '/'), static::$regexFormats);
+    }
+
+    /**
+     * Checks if the (date)time string is in a given format.
+     *
+     * @example
+     * ```
+     * Carbon::hasFormatWithModifiers('31/08/2015', 'd#m#Y'); // true
+     * Carbon::hasFormatWithModifiers('31/08/2015', 'm#d#Y'); // false
+     * ```
+     *
+     * @param string $date
+     * @param string $format
+     *
+     * @return bool
+     */
+    public static function hasFormatWithModifiers($date, $format): bool
+    {
+        return self::matchFormatPattern((string) $date, (string) $format, array_merge(static::$regexFormats, static::$regexFormatModifiers));
+    }
+
+    /**
+     * Checks if the (date)time string is in a given format and valid to create a
+     * new instance.
+     *
+     * @example
+     * ```
+     * Carbon::canBeCreatedFromFormat('11:12:45', 'h:i:s'); // true
+     * Carbon::canBeCreatedFromFormat('13:12:45', 'h:i:s'); // false
+     * ```
+     *
+     * @param string $date
+     * @param string $format
+     *
+     * @return bool
+     */
+    public static function canBeCreatedFromFormat($date, $format)
+    {
+        try {
+            // Try to create a DateTime object. Throws an InvalidArgumentException if the provided time string
+            // doesn't match the format in any way.
+            if (!static::rawCreateFromFormat($format, $date)) {
+                return false;
+            }
+        } catch (InvalidArgumentException $e) {
+            return false;
+        }
+
+        return static::hasFormatWithModifiers($date, $format);
+    }
+
+    /**
+     * Returns true if the current date matches the given string.
+     *
+     * @example
+     * ```
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('2019')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('2018')); // false
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('2019-06')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('06-02')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('2019-06-02')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('Sunday')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('June')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('12:23')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('12:23:45')); // true
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('12:23:00')); // false
+     * var_dump(Carbon::parse('2019-06-02 12:23:45')->is('12h')); // true
+     * var_dump(Carbon::parse('2019-06-02 15:23:45')->is('3pm')); // true
+     * var_dump(Carbon::parse('2019-06-02 15:23:45')->is('3am')); // false
+     * ```
+     *
+     * @param string $tester day name, month name, hour, date, etc. as string
+     *
+     * @return bool
+     */
+    public function is(string $tester)
+    {
+        $tester = trim($tester);
+
+        if (preg_match('/^\d+$/', $tester)) {
+            return $this->year === (int) $tester;
+        }
+
+        if (preg_match('/^\d{3,}-\d{1,2}$/', $tester)) {
+            return $this->isSameMonth(static::parse($tester));
+        }
+
+        if (preg_match('/^\d{1,2}-\d{1,2}$/', $tester)) {
+            return $this->isSameDay(static::parse($this->year.'-'.$tester));
+        }
+
+        $modifier = preg_replace('/(\d)h$/i', '$1:00', $tester);
+
+        /* @var CarbonInterface $max */
+        $median = static::parse('5555-06-15 12:30:30.555555')->modify($modifier);
+        $current = $this->avoidMutation();
+        /* @var CarbonInterface $other */
+        $other = $this->avoidMutation()->modify($modifier);
+
+        if ($current->eq($other)) {
+            return true;
+        }
+
+        if (preg_match('/\d:\d{1,2}:\d{1,2}$/', $tester)) {
+            return $current->startOfSecond()->eq($other);
+        }
+
+        if (preg_match('/\d:\d{1,2}$/', $tester)) {
+            return $current->startOfMinute()->eq($other);
+        }
+
+        if (preg_match('/\d(h|am|pm)$/', $tester)) {
+            return $current->startOfHour()->eq($other);
+        }
+
+        if (preg_match(
+            '/^(january|february|march|april|may|june|july|august|september|october|november|december)\s+\d+$/i',
+            $tester
+        )) {
+            return $current->startOfMonth()->eq($other->startOfMonth());
+        }
+
+        $units = [
+            'month' => [1, 'year'],
+            'day' => [1, 'month'],
+            'hour' => [0, 'day'],
+            'minute' => [0, 'hour'],
+            'second' => [0, 'minute'],
+            'microsecond' => [0, 'second'],
+        ];
+
+        foreach ($units as $unit => [$minimum, $startUnit]) {
+            if ($minimum === $median->$unit) {
+                $current = $current->startOf($startUnit);
+
+                break;
+            }
+        }
+
+        return $current->eq($other);
+    }
+
+    /**
+     * Checks if the (date)time string is in a given format with
+     * given list of pattern replacements.
+     *
+     * @example
+     * ```
+     * Carbon::hasFormat('11:12:45', 'h:i:s'); // true
+     * Carbon::hasFormat('13:12:45', 'h:i:s'); // false
+     * ```
+     *
+     * @param string $date
+     * @param string $format
+     * @param array  $replacements
+     *
+     * @return bool
+     */
+    private static function matchFormatPattern(string $date, string $format, array $replacements): bool
+    {
+        // Preg quote, but remove escaped backslashes since we'll deal with escaped characters in the format string.
+        $regex = str_replace('\\\\', '\\', $format);
+        // Replace not-escaped letters
+        $regex = preg_replace_callback(
+            '/(?<!\\\\)((?:\\\\{2})*)(['.implode('', array_keys($replacements)).'])/',
+            function ($match) use ($replacements) {
+                return $match[1].strtr($match[2], $replacements);
+            },
+            $regex
+        );
+        // Replace escaped letters by the letter itself
+        $regex = preg_replace('/(?<!\\\\)((?:\\\\{2})*)\\\\(\w)/', '$1$2', $regex);
+        // Escape not escaped slashes
+        $regex = preg_replace('#(?<!\\\\)((?:\\\\{2})*)/#', '$1\\/', $regex);
+
+        return (bool) @preg_match('/^'.$regex.'$/', $date);
+    }
+
+    /**
+     * Returns true if the date was created using CarbonImmutable::startOfTime()
+     *
+     * @return bool
+     */
+    public function isStartOfTime(): bool
+    {
+        return $this->startOfTime ?? false;
+    }
+
+    /**
+     * Returns true if the date was created using CarbonImmutable::endOfTime()
+     *
+     * @return bool
+     */
+    public function isEndOfTime(): bool
+    {
+        return $this->endOfTime ?? false;
+    }
+}