* {% try %} *

{{ user.get('name') }}

* {% catch %} * {{ e.message }} * {% endcatch %} * */ class TwigTokenParserTryCatch extends \Twig_TokenParser { /** * Parses a token and returns a node. * * @param \Twig_Token $token A Twig_Token instance * * @return \Twig_Node A Twig_Node instance */ public function parse(\Twig_Token $token) { $lineno = $token->getLine(); $stream = $this->parser->getStream(); $stream->expect(\Twig_Token::BLOCK_END_TYPE); $try = $this->parser->subparse([$this, 'decideCatch']); $stream->next(); $stream->expect(\Twig_Token::BLOCK_END_TYPE); $catch = $this->parser->subparse([$this, 'decideEnd']); $stream->next(); $stream->expect(\Twig_Token::BLOCK_END_TYPE); return new TwigNodeTryCatch($try, $catch, $lineno, $this->getTag()); } public function decideCatch(\Twig_Token $token) { return $token->test(array('catch')); } public function decideEnd(\Twig_Token $token) { return $token->test(array('endtry')) || $token->test(array('endcatch')); } /** * Gets the tag name associated with this token parser. * * @return string The tag name */ public function getTag() { return 'try'; } }