Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\Serializer\Mapping\Factory;
Chris@0: 
Chris@0: use Symfony\Component\Serializer\Exception\InvalidArgumentException;
Chris@0: 
Chris@0: /**
Chris@0:  * Resolves a class name.
Chris@0:  *
Chris@0:  * @internal
Chris@0:  *
Chris@0:  * @author Kévin Dunglas <dunglas@gmail.com>
Chris@0:  */
Chris@0: trait ClassResolverTrait
Chris@0: {
Chris@0:     /**
Chris@0:      * Gets a class name for a given class or instance.
Chris@0:      *
Chris@0:      * @param mixed $value
Chris@0:      *
Chris@0:      * @return string
Chris@0:      *
Chris@0:      * @throws InvalidArgumentException If the class does not exists
Chris@0:      */
Chris@0:     private function getClass($value)
Chris@0:     {
Chris@17:         if (\is_string($value)) {
Chris@0:             if (!class_exists($value) && !interface_exists($value)) {
Chris@0:                 throw new InvalidArgumentException(sprintf('The class or interface "%s" does not exist.', $value));
Chris@0:             }
Chris@0: 
Chris@0:             return ltrim($value, '\\');
Chris@0:         }
Chris@0: 
Chris@17:         if (!\is_object($value)) {
Chris@17:             throw new InvalidArgumentException(sprintf('Cannot create metadata for non-objects. Got: "%s"', \gettype($value)));
Chris@0:         }
Chris@0: 
Chris@17:         return \get_class($value);
Chris@0:     }
Chris@0: }