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