leilukin-tumbleblog/includes/lib/Twig/Node/CaptureNode.php

58 lines
1.5 KiB
PHP

<?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\Attribute\YieldReady;
use Twig\Compiler;
/**
* Represents a node for which we need to capture the output.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
#[YieldReady]
class CaptureNode extends Node
{
public function __construct(Node $body, int $lineno, ?string $tag = null)
{
parent::__construct(['body' => $body], ['raw' => false], $lineno, $tag);
}
public function compile(Compiler $compiler): void
{
$useYield = $compiler->getEnvironment()->useYield();
if (!$this->getAttribute('raw')) {
$compiler->raw("('' === \$tmp = ");
}
$compiler
->raw($useYield ? "implode('', iterator_to_array(" : '\\Twig\\Extension\\CoreExtension::captureOutput(')
->raw("(function () use (&\$context, \$macros, \$blocks) {\n")
->indent()
->subcompile($this->getNode('body'))
->write("return; yield '';\n")
->outdent()
->write('})()')
;
if ($useYield) {
$compiler->raw(', false))');
} else {
$compiler->raw(')');
}
if (!$this->getAttribute('raw')) {
$compiler->raw(") ? '' : new Markup(\$tmp, \$this->env->getCharset());");
} else {
$compiler->raw(';');
}
}
}