<?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;
use Twig\Compiler;
use Twig\Node\Node;
/**
* Represents an arrow function.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class ArrowFunctionExpression extends AbstractExpression
{
public function __construct(AbstractExpression $expr, Node $names, $lineno, $tag = null)
{
parent::__construct(['expr' => $expr, 'names' => $names], [], $lineno, $tag);
}
public function compile(Compiler $compiler): void
{
$compiler
->addDebugInfo($this)
->raw('function (')
;
foreach ($this->getNode('names') as $i => $name) {
if ($i) {
$compiler->raw(', ');
}
$compiler
->raw('$__')
->raw($name->getAttribute('name'))
->raw('__')
;
}
$compiler
->raw(') use ($context, $macros) { ')
;
foreach ($this->getNode('names') as $name) {
$compiler
->raw('$context["')
->raw($name->getAttribute('name'))
->raw('"] = $__')
->raw($name->getAttribute('name'))
->raw('__; ')
;
}
$compiler
->raw('return ')
->subcompile($this->getNode('expr'))
->raw('; }')
;
}
}