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<?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;
use Twig\Compiler;
/**
* Internal node used by the for node.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class ForLoopNode extends Node
{
public function __construct(int $lineno, string $tag = null)
{
parent::__construct([], ['with_loop' => false, 'ifexpr' => false, 'else' => false], $lineno, $tag);
}
public function compile(Compiler $compiler)
{
if ($this->getAttribute('else')) {
$compiler->write("\$context['_iterated'] = true;\n");
}
if ($this->getAttribute('with_loop')) {
$compiler
->write("++\$context['loop']['index0'];\n")
->write("++\$context['loop']['index'];\n")
->write("\$context['loop']['first'] = false;\n")
;
if (!$this->getAttribute('ifexpr')) {
$compiler
->write("if (isset(\$context['loop']['length'])) {\n")
->indent()
->write("--\$context['loop']['revindex0'];\n")
->write("--\$context['loop']['revindex'];\n")
->write("\$context['loop']['last'] = 0 === \$context['loop']['revindex0'];\n")
->outdent()
->write("}\n")
;
}
}
}
}
class_alias('Twig\Node\ForLoopNode', 'Twig_Node_ForLoop');