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   1  <?php
   2  
   3  /*
   4   * This file is part of Twig.
   5   *
   6   * (c) Fabien Potencier
   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 Twig\TokenParser;
  13  
  14  use Twig\Node\DoNode;
  15  use Twig\Token;
  16  
  17  /**
  18   * Evaluates an expression, discarding the returned value.
  19   */
  20  final class DoTokenParser extends AbstractTokenParser
  21  {
  22      public function parse(Token $token)
  23      {
  24          $expr = $this->parser->getExpressionParser()->parseExpression();
  25  
  26          $this->parser->getStream()->expect(/* Token::BLOCK_END_TYPE */ 3);
  27  
  28          return new DoNode($expr, $token->getLine(), $this->getTag());
  29      }
  30  
  31      public function getTag()
  32      {
  33          return 'do';
  34      }
  35  }
  36  
  37  class_alias('Twig\TokenParser\DoTokenParser', 'Twig_TokenParser_Do');