blob: 57e9319d574129249be086fe31d80a9d5693da21 [file] [log] [blame]
Matthias Andreas Benkard12a57352021-12-28 18:02:04 +01001<?php
2
3/*
4 * This file is part of Twig.
5 *
6 * (c) Fabien Potencier
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12namespace Twig\Node\Expression\Test;
13
14use Twig\Compiler;
15use Twig\Node\Expression\TestExpression;
16
17/**
18 * Checks if a variable is the exact same value as a constant.
19 *
20 * {% if post.status is constant('Post::PUBLISHED') %}
21 * the status attribute is exactly the same as Post::PUBLISHED
22 * {% endif %}
23 *
24 * @author Fabien Potencier <fabien@symfony.com>
25 */
26class ConstantTest extends TestExpression
27{
28 public function compile(Compiler $compiler): void
29 {
30 $compiler
31 ->raw('(')
32 ->subcompile($this->getNode('node'))
33 ->raw(' === constant(')
34 ;
35
36 if ($this->getNode('arguments')->hasNode(1)) {
37 $compiler
38 ->raw('get_class(')
39 ->subcompile($this->getNode('arguments')->getNode(1))
40 ->raw(')."::".')
41 ;
42 }
43
44 $compiler
45 ->subcompile($this->getNode('arguments')->getNode(0))
46 ->raw('))')
47 ;
48 }
49}