25 lines
643 B
PHP
25 lines
643 B
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of Twig.
|
|
*
|
|
* (c) 2010 Fabien Potencier
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
class Twig_Extensions_Grammar_Boolean extends Twig_Extensions_Grammar
|
|
{
|
|
public function __toString()
|
|
{
|
|
return sprintf('<%s:boolean>', $this->name);
|
|
}
|
|
|
|
public function parse(Twig_Token $token)
|
|
{
|
|
$this->parser->getStream()->expect(Twig_Token::NAME_TYPE, array('true', 'false'));
|
|
|
|
return new Twig_Node_Expression_Constant('true' === $token->getValue() ? true : false, $token->getLine());
|
|
}
|
|
}
|