| @@ -15,9 +15,9 @@ | ||
| 15 | 15 | /** |
| 16 | 16 | * @param Service $api Service description |
| 17 | 17 | * @param XmlParser $parser XML body parser |
| 18 | 18 | */ |
| 19 | - public function __construct(Service $api, XmlParser $parser = null) | |
| 19 | + public function __construct(Service $api, ?XmlParser $parser = null) | |
| 20 | 20 | { |
| 21 | 21 | parent::__construct($api); |
| 22 | 22 | $this->parser = $parser ?: new XmlParser(); |
| 23 | 23 | } |