Chris@14: <?php
Chris@14: 
Chris@14: /*
Chris@14:  * This file is part of the Symfony package.
Chris@14:  *
Chris@14:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@14:  *
Chris@14:  * For the full copyright and license information, please view the LICENSE
Chris@14:  * file that was distributed with this source code.
Chris@14:  */
Chris@14: 
Chris@14: namespace Symfony\Component\HttpKernel\DependencyInjection;
Chris@14: 
Chris@14: use Psr\Log\LoggerInterface;
Chris@14: use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
Chris@14: use Symfony\Component\DependencyInjection\ContainerBuilder;
Chris@17: use Symfony\Component\HttpKernel\Log\Logger;
Chris@14: 
Chris@14: /**
Chris@14:  * Registers the default logger if necessary.
Chris@14:  *
Chris@14:  * @author Kévin Dunglas <dunglas@gmail.com>
Chris@14:  */
Chris@14: class LoggerPass implements CompilerPassInterface
Chris@14: {
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function process(ContainerBuilder $container)
Chris@14:     {
Chris@14:         $container->setAlias(LoggerInterface::class, 'logger')
Chris@14:             ->setPublic(false);
Chris@14: 
Chris@14:         if ($container->has('logger')) {
Chris@14:             return;
Chris@14:         }
Chris@14: 
Chris@14:         $container->register('logger', Logger::class)
Chris@14:             ->setPublic(false);
Chris@14:     }
Chris@14: }