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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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/**
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 * This file is part of the Carbon package.
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 *
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 * (c) Brian Nesbitt <brian@nesbot.com>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace Carbon\Traits;
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use Carbon\Carbon;
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use Carbon\CarbonImmutable;
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/**
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 * Trait Mutability.
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 *
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 * Utils to know if the current object is mutable or immutable and convert it.
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 */
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trait Mutability
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{
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    use Cast;
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    /**
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     * Returns true if the current class/instance is mutable.
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     *
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     * @return bool
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     */
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    public static function isMutable()
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    {
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        return false;
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    }
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    /**
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     * Returns true if the current class/instance is immutable.
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     *
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     * @return bool
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     */
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    public static function isImmutable()
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    {
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        return !static::isMutable();
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    }
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    /**
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     * Return a mutable copy of the instance.
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     *
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     * @return Carbon
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     */
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    public function toMutable()
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    {
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        /** @var Carbon $date */
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        $date = $this->cast(Carbon::class);
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        return $date;
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    }
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    /**
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     * Return a immutable copy of the instance.
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     *
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     * @return CarbonImmutable
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     */
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    public function toImmutable()
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    {
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        /** @var CarbonImmutable $date */
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        $date = $this->cast(CarbonImmutable::class);
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        return $date;
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    }
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}