vendor/twig/twig/lib/Twig/TokenParser/Do.php

   1 <?php
   2
   3 /*
   4  * This file is part of Twig.
   5  *
   6  * (c) 2011 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 /**
  13  * Evaluates an expression, discarding the returned value.
  14  */
  15 class Twig_TokenParser_Do extends Twig_TokenParser
  16 {
  17     /**
  18      * Parses a token and returns a node.
  19      *
  20      * @param Twig_Token $token A Twig_Token instance
  21      *
  22      * @return Twig_NodeInterface A Twig_NodeInterface instance
  23      */
  24     public function parse(Twig_Token $token)
  25     {
  26         $expr = $this->parser->getExpressionParser()->parseExpression();
  27
  28         $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
  29
  30         return new Twig_Node_Do($expr, $token->getLine(), $this->getTag());
  31     }
  32
  33     /**
  34      * Gets the tag name associated with this token parser.
  35      *
  36      * @return string The tag name
  37      */
  38     public function getTag()
  39     {
  40         return 'do';
  41     }
  42 }