* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Bridge\Twig\TokenParser; use Symfony\Bridge\Twig\Node\StopwatchNode; /** * Token Parser for the stopwatch tag. * * @author Wouter J */ class StopwatchTokenParser extends \Twig_TokenParser { protected $stopwatchIsAvailable; public function __construct($stopwatchIsAvailable) { $this->stopwatchIsAvailable = $stopwatchIsAvailable; } public function parse(\Twig_Token $token) { $lineno = $token->getLine(); $stream = $this->parser->getStream(); // {% stopwatch 'bar' %} $name = $this->parser->getExpressionParser()->parseExpression(); $stream->expect(\Twig_Token::BLOCK_END_TYPE); // {% endstopwatch %} $body = $this->parser->subparse(array($this, 'decideStopwatchEnd'), true); $stream->expect(\Twig_Token::BLOCK_END_TYPE); if ($this->stopwatchIsAvailable) { return new StopwatchNode($name, $body, new \Twig_Node_Expression_AssignName($this->parser->getVarName(), $token->getLine()), $lineno, $this->getTag()); } return $body; } public function decideStopwatchEnd(\Twig_Token $token) { return $token->test('endstopwatch'); } public function getTag() { return 'stopwatch'; } }