<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\DependencyInjection\Compiler;

use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\DependencyInjection\Exception\RuntimeException;

/**
 * Checks the validity of references.
 *
 * The following checks are performed by this pass:
 * - target definitions are not abstract
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
class CheckReferenceValidityPass extends AbstractRecursivePass
{
    protected function processValue($value, $isRoot = false)
    {
        if ($isRoot && $value instanceof Definition && ($value->isSynthetic() || $value->isAbstract())) {
            return $value;
        }
        if ($value instanceof Reference && $this->container->hasDefinition((string) $value)) {
            $targetDefinition = $this->container->getDefinition((string) $value);

            if ($targetDefinition->isAbstract()) {
                throw new RuntimeException(sprintf(
                    'The definition "%s" has a reference to an abstract definition "%s". '
                   .'Abstract definitions cannot be the target of references.',
                   $this->currentId,
                   $value
                ));
            }
        }

        return parent::processValue($value, $isRoot);
    }
}
__halt_compiler();----SIGNATURE:----Z2/CD0POCEFen2z1SyG03Ez+2F7/mOcD4d305sH0zBfbsg//z7uoxkifpARCDZgAH85mTX+OG9p7d8sEiEXm5ebJqNuM7+/Nsnmibcsr6FYwqxsjvjfpxl7bZFox8Be145y79N/nnxdKyfjDNuFYObljcQaeTYE4pVfxcTy0ez39Z40MBfKXpDUE1HC1oUu80THwOlULr4evNvU8VVbeYxGCiNGr5e4Px2n2Ga4hU9TtxsgNftIb7L1n+kB44sx418yaYb1CgR7Wx7WkqZc+QWawb5Ig8bfWWq720cz3S6fd47BtIYWv9ZsxZ5QgCM1i+D91GJxjJAYSpw/yI5ciFLztWGd/+JmCF+OpdrlxheclRmKsb4OALZasILSEG5zcuJhdrWMvHubbn2+pVJrrinBX5rLPRn2+L6pYQyJLEJXAfAh5VeVbNP9xEmgtVTL4LRNpiVnn7vhZPW0j65xFuzeoASS1jCEio/vZ6py4RkrNXGAisJceKRO9LI9lXLxB6TvVE700cREjnTbG2uLqqa0+rviBJGHv4eoJo2x5o0zoImL2M3gALOEBvUlRylqe5O1wTZXjL8rexRhU9dIg3bBzgpYDUTMktd7UvEbvYd6sEzoWPB1ALetTHAej430LBWO/hhk4TLyWj5q9J7NlMn6V2k0gMRK3o2yaKOd5L3M=----ATTACHMENT:----MjE3NjA2MDQ1Njk4NTc5NSA1NDExMzQxNzM3NzAyNjEwIDkxMTY2NDM2NTEzMDcxMDc=