XmlNodeRecursiveIterator.php
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XmlNodeRecursiveIterator.php
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	<?php

	namespace WMDE\HamcrestHtml;

	use DOMNode;

	class XmlNodeRecursiveIterator extends \ArrayIterator {

	public function __construct( \DOMNodeList $nodeList ) {
	$queue = $this->addElementsToQueue( [], $nodeList );
	parent::__construct( $queue );
	}

	/**
	* @param DOMNode[] $queue
	* @param \DOMNodeList $nodeList
	*
	* @return DOMNode[] New queue
	*/
	private function addElementsToQueue( array $queue, \DOMNodeList $nodeList ) {
	/** @var DOMNode $node */
	foreach ( $nodeList as $node ) {
	$queue[] = $node;
	if ( $node->childNodes !== null ) {
	$queue = $this->addElementsToQueue( $queue, $node->childNodes );
	}
	}

	return $queue;
	}

	}