inc/Twig/Extensions/TokenParser/Debug.php


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<?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';
    }
}