<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\Node\Expression\Test;
use Twig\Compiler;
use Twig\Node\Expression\TestExpression;
/**
* Checks if a variable is the exact same value as a constant.
*
* {% if post.status is constant('Post::PUBLISHED') %}
* the status attribute is exactly the same as Post::PUBLISHED
* {% endif %}
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class ConstantTest extends TestExpression
{
public function compile(Compiler $compiler): void
{
$compiler
->raw('(')
->subcompile($this->getNode('node'))
->raw(' === constant(')
;
if ($this->getNode('arguments')->hasNode(1)) {
$compiler
->raw('get_class(')
->subcompile($this->getNode('arguments')->getNode(1))
->raw(')."::".')
;
}
$compiler
->subcompile($this->getNode('arguments')->getNode(0))
->raw('))')
;
}
}