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   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\Config\Definition\Builder;
  13  
  14  /**
  15   * An interface that must be implemented by nodes which can have children.
  16   *
  17   * @author Victor Berchet <victor@suumit.com>
  18   */
  19  interface ParentNodeDefinitionInterface
  20  {
  21      public function children();
  22  
  23      public function append(NodeDefinition $node);
  24  
  25      public function setBuilder(NodeBuilder $builder);
  26  }