zx/vendor/symfony/property-access/PropertyPathIterator.php

49 lines
1.0 KiB
PHP

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\PropertyAccess;
/**
* Traverses a property path and provides additional methods to find out
* information about the current element.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*
* @extends \ArrayIterator<int, string>
*/
class PropertyPathIterator extends \ArrayIterator implements PropertyPathIteratorInterface
{
protected $path;
public function __construct(PropertyPathInterface $path)
{
parent::__construct($path->getElements());
$this->path = $path;
}
/**
* {@inheritdoc}
*/
public function isIndex()
{
return $this->path->isIndex($this->key());
}
/**
* {@inheritdoc}
*/
public function isProperty()
{
return $this->path->isProperty($this->key());
}
}