<?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\Finder\Iterator;
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/**
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* DepthRangeFilterIterator limits the directory depth.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class DepthRangeFilterIterator extends \FilterIterator
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{
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private $minDepth = 0;
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/**
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* @param \RecursiveIteratorIterator $iterator The Iterator to filter
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* @param int $minDepth The min depth
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* @param int $maxDepth The max depth
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*/
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public function __construct(\RecursiveIteratorIterator $iterator, int $minDepth = 0, int $maxDepth = \PHP_INT_MAX)
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{
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$this->minDepth = $minDepth;
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$iterator->setMaxDepth(\PHP_INT_MAX === $maxDepth ? -1 : $maxDepth);
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parent::__construct($iterator);
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}
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/**
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* Filters the iterator values.
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*
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* @return bool true if the value should be kept, false otherwise
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*/
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#[\ReturnTypeWillChange]
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public function accept()
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{
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return $this->getInnerIterator()->getDepth() >= $this->minDepth;
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}
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}
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