1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Component\DependencyInjection\Compiler;

    13 

    14 use Symfony\Component\DependencyInjection\ContainerBuilder;

    15 

    16 /**

    17  * Remove private aliases from the container. They were only used to establish

    18  * dependencies between services, and these dependencies have been resolved in

    19  * one of the previous passes.

    20  *

    21  * @author Johannes M. Schmitt <schmittjoh@gmail.com>

    22  */

    23 class RemovePrivateAliasesPass implements CompilerPassInterface

    24 {

    25     /**

    26      * Removes private aliases from the ContainerBuilder

    27      *

    28      * @param ContainerBuilder $container

    29      */

    30     public function process(ContainerBuilder $container)

    31     {

    32         $compiler = $container->getCompiler();

    33         $formatter = $compiler->getLoggingFormatter();

    34 

    35         foreach ($container->getAliases() as $id => $alias) {

    36             if ($alias->isPublic()) {

    37                 continue;

    38             }

    39 

    40             $container->removeAlias($id);

    41             $compiler->addLogMessage($formatter->formatRemoveService($this, $id, 'private alias'));

    42         }

    43     }

    44 }