class Twig_TokenParser_Extends

Extends a template by another one.

<pre> {% extends "base.html" %} </pre>

Hierarchy

Expanded class hierarchy of Twig_TokenParser_Extends

File

drupal/core/vendor/twig/twig/lib/Twig/TokenParser/Extends.php, line 20

View source
class Twig_TokenParser_Extends 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
   */
  public function parse(Twig_Token $token) {
    if (!$this->parser
      ->isMainScope()) {
      throw new Twig_Error_Syntax('Cannot extend from a block', $token
        ->getLine(), $this->parser
        ->getFilename());
    }
    if (null !== $this->parser
      ->getParent()) {
      throw new Twig_Error_Syntax('Multiple extends tags are forbidden', $token
        ->getLine(), $this->parser
        ->getFilename());
    }
    $this->parser
      ->setParent($this->parser
      ->getExpressionParser()
      ->parseExpression());
    $this->parser
      ->getStream()
      ->expect(Twig_Token::BLOCK_END_TYPE);
    return null;
  }

  /**
   * Gets the tag name associated with this token parser.
   *
   * @return string The tag name
   */
  public function getTag() {
    return 'extends';
  }

}

Members

Namesort descending Modifiers Type Description Overrides
Twig_TokenParser::$parser protected property
Twig_TokenParser::setParser public function Sets the parser associated with this token parser Overrides Twig_TokenParserInterface::setParser
Twig_TokenParser_Extends::getTag public function Gets the tag name associated with this token parser. Overrides Twig_TokenParserInterface::getTag
Twig_TokenParser_Extends::parse public function Parses a token and returns a node. Overrides Twig_TokenParserInterface::parse