class RemovePrivateAliasesPass

class RemovePrivateAliasesPass implements CompilerPassInterface {

  /**
   * Removes private aliases from the ContainerBuilder
   *
   * @param ContainerBuilder $container
   */
  public function process(ContainerBuilder $container) {
    $compiler = $container
      ->getCompiler();
    $formatter = $compiler
      ->getLoggingFormatter();
    foreach ($container
      ->getAliases() as $id => $alias) {
      if ($alias
        ->isPublic()) {
        continue;
      }
      $container
        ->removeAlias($id);
      $compiler
        ->addLogMessage($formatter
        ->formatRemoveService($this, $id, 'private alias'));
    }
  }

}