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author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 1fec387a4317 |
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<?php /* * This file is part of PharIo\Manifest. * * (c) Arne Blankerts <arne@blankerts.de>, Sebastian Heuer <sebastian@phpeople.de>, 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 PharIo\Manifest; use DOMElement; use DOMNodeList; abstract class ElementCollection implements \Iterator { /** * @var DOMNodeList */ private $nodeList; private $position; /** * ElementCollection constructor. * * @param DOMNodeList $nodeList */ public function __construct(DOMNodeList $nodeList) { $this->nodeList = $nodeList; $this->position = 0; } abstract public function current(); /** * @return DOMElement */ protected function getCurrentElement() { return $this->nodeList->item($this->position); } public function next() { $this->position++; } public function key() { return $this->position; } public function valid() { return $this->position < $this->nodeList->length; } public function rewind() { $this->position = 0; } }