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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\Util\Xml;
use function count;
use ArrayIterator;
use Countable;
use DOMNode;
use DOMNodeList;
use IteratorAggregate;
/**
* @internal This class is not covered by the backward compatibility promise for PHPUnit
*
* @template-implements IteratorAggregate<int, DOMNode>
*/
final class SnapshotNodeList implements Countable, IteratorAggregate
{
/**
* @var DOMNode[]
*/
private $nodes = [];
public static function fromNodeList(DOMNodeList $list): self
{
$snapshot = new self;
foreach ($list as $node) {
$snapshot->nodes[] = $node;
}
return $snapshot;
}
public function count(): int
{
return count($this->nodes);
}
public function getIterator(): ArrayIterator
{
return new ArrayIterator($this->nodes);
}
}