Add types to public and protected properties

Author: nicolas-grekas

Test/TransportFactoryTestCase.php

@@ -31,9 +31,9 @@ abstract class TransportFactoryTestCase extends TestCase
     protected const USER = 'u$er';
     protected const PASSWORD = 'pa$s';
 
-    protected $dispatcher;
-    protected $client;
-    protected $logger;
+    protected EventDispatcherInterface $dispatcher;
+    protected HttpClientInterface $client;
+    protected LoggerInterface $logger;
 
     abstract public function getFactory(): TransportFactoryInterface;
 

Transport/AbstractHttpTransport.php

@@ -24,9 +24,9 @@
  */
 abstract class AbstractHttpTransport extends AbstractTransport
 {
-    protected $host;
-    protected $port;
-    protected $client;
+    protected ?string $host = null;
+    protected ?int $port = null;
+    protected ?HttpClientInterface $client;
 
     public function __construct(HttpClientInterface $client = null, EventDispatcherInterface $dispatcher = null, LoggerInterface $logger = null)
     {

Transport/AbstractTransportFactory.php

@@ -21,9 +21,9 @@
  */
 abstract class AbstractTransportFactory implements TransportFactoryInterface
 {
-    protected $dispatcher;
-    protected $client;
-    protected $logger;
+    protected ?EventDispatcherInterface $dispatcher;
+    protected ?HttpClientInterface $client;
+    protected ?LoggerInterface $logger;
 
     public function __construct(EventDispatcherInterface $dispatcher = null, HttpClientInterface $client = null, LoggerInterface $logger = null)
     {