Weblabor

class setWindowData extends \Twig_TokenParser {

    public function parse(\Twig_Token $token) {
        $line = $token->getLine();
        $value = array_merge(array (), $this->getInlineParams($token));
        return new setWindowDataNode($value, $line, $this->getTag());
    }

    public function getTag() { return 'setWindowData'; }

    protected function getInlineParams(\Twig_Token $token) {
        $parameterString = '';
        $stream = $this->parser->getStream();
        while (!$stream->test(\Twig_Token::BLOCK_END_TYPE)) {
            $parsedParameters = $this->parser->getExpressionParser()->parseExpression();            
            $parameterString = $this->parser->getEnvironment()->compile($parsedParameters);
            var_dump($parameterString);
            exit;

        }
        $stream->expect(\Twig_Token::BLOCK_END_TYPE);
        $params["arrayString"] = $parameterString;
        return $params;
    }
}