public function Twig_TokenParserBroker::getTokenParser

Gets a suitable TokenParser for a tag.

First looks in parsers, then in brokers.

Parameters

string $tag A tag name:

Return value

null|Twig_TokenParserInterface A Twig_TokenParserInterface or null if no suitable TokenParser was found

Overrides Twig_TokenParserBrokerInterface::getTokenParser

File

drupal/core/vendor/twig/twig/lib/Twig/TokenParserBroker.php, line 76

Class

Twig_TokenParserBroker

Default implementation of a token parser broker.

Code

public function getTokenParser($tag) {
  if (isset($this->parsers[$tag])) {
    return $this->parsers[$tag];
  }
  $broker = end($this->brokers);
  while (false !== $broker) {
    $parser = $broker
      ->getTokenParser($tag);
    if (null !== $parser) {
      return $parser;
    }
    $broker = prev($this->brokers);
  }
  return null;
}