<?php

/*

 * This file is part of Twig.

 *

 * (c) 2009-2010 Fabien Potencier

 *

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

 * file that was distributed with this source code.

 */

class Twig_Extensions_TokenParser_Debug extends Twig_TokenParser

{

    /**

     * Parses a token and returns a node.

     *

     * @param Twig_Token $token A Twig_Token instance

     *

     * @return Twig_NodeInterface A Twig_NodeInterface instance

     */

    public function parse(Twig_Token $token)

    {

        $lineno = $token->getLine();

        $expr = null;

        if (!$this->parser->getStream()->test(Twig_Token::BLOCK_END_TYPE)) {

            $expr = $this->parser->getExpressionParser()->parseExpression();

        }

        $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);

        return new Twig_Extensions_Node_Debug($expr, $lineno, $this->getTag());

    }

    /**

     * Gets the tag name associated with this token parser.

     *

     * @param string The tag name

     */

    public function getTag()

    {

        return 'debug';

    }

}