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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @copyright Portions (c) 2009 Fabien Potencier, Armin Ronacher
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\template\twig\tokenparser;
class defineparser 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
    * @throws \Twig_Error_Syntax
    * @throws \phpbb\template\twig\node\definenode
    */
    public function parse(\Twig_Token $token)
    {
        $lineno = $token->getLine();
        $stream = $this->parser->getStream();
        $name = $this->parser->getExpressionParser()->parseExpression();
        $capture = false;
        if ($stream->test(\Twig_Token::OPERATOR_TYPE, '='))
        {
            $stream->next();
            $value = $this->parser->getExpressionParser()->parseExpression();
            if ($value instanceof \Twig_Node_Expression_Name)
            {
                // This would happen if someone improperly formed their DEFINE syntax
                // e.g. <!-- DEFINE $VAR = foo -->
                throw new \Twig_Error_Syntax('Invalid DEFINE', $token->getLine(), $this->parser->getFilename());
            }
            $stream->expect(\Twig_Token::BLOCK_END_TYPE);
        }
        else
        {
            $capture = true;
            $stream->expect(\Twig_Token::BLOCK_END_TYPE);
            $value = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
            $stream->expect(\Twig_Token::BLOCK_END_TYPE);
        }
        return new \phpbb\template\twig\node\definenode($capture, $name, $value, $lineno, $this->getTag());
    }
    public function decideBlockEnd(\Twig_Token $token)
    {
        return $token->test('ENDDEFINE');
    }
    /**
    * Gets the tag name associated with this token parser.
    *
    * @return string The tag name
    */
    public function getTag()
    {
        return 'DEFINE';
    }
}