Make use of the nullsafe operator

Author: derrabus

Chatter.php

@@ -50,9 +50,7 @@ public function send(MessageInterface $message): ?SentMessage
             return $this->transport->send($message);
         }
 
-        if (null !== $this->dispatcher) {
-            $this->dispatcher->dispatch(new MessageEvent($message, true));
-        }
+        $this->dispatcher?->dispatch(new MessageEvent($message, true));
 
         $this->bus->dispatch($message);
 

Message/ChatMessage.php

@@ -54,7 +54,7 @@ public function getSubject(): string
 
     public function getRecipientId(): ?string
     {
-        return $this->options ? $this->options->getRecipientId() : null;
+        return $this->options?->getRecipientId();
     }
 
     /**

Message/PushMessage.php

@@ -41,7 +41,7 @@ public static function fromNotification(Notification $notification): self
 
     public function getRecipientId(): ?string
     {
-        return $this->options ? $this->options->getRecipientId() : null;
+        return $this->options?->getRecipientId();
     }
 
     public function subject(string $subject): self

Texter.php

@@ -50,9 +50,7 @@ public function send(MessageInterface $message): ?SentMessage
             return $this->transport->send($message);
         }
 
-        if (null !== $this->dispatcher) {
-            $this->dispatcher->dispatch(new MessageEvent($message, true));
-        }
+        $this->dispatcher?->dispatch(new MessageEvent($message, true));
 
         $this->bus->dispatch($message);