fix(Tracing): end tracing after calling TracedResponse::toStream()

src/Http/TracedResponse.php

@@ -21,6 +21,8 @@
 class TracedResponse implements ResponseInterface, StreamableInterface
 {
     private ?string $content = null;
+    /** @var resource|null */
+    private $stream;
 
     public function __construct(
         private ResponseInterface $response,
@@ -91,16 +93,20 @@ public function getInfo(string $type = null): mixed
 
     public function toStream(bool $throw = true)
     {
-        if ($throw) {
-            // Ensure headers arrived
-            $this->response->getHeaders();
-        }
+        try {
+            if ($throw) {
+                // Ensure headers arrived
+                $this->response->getHeaders();
+            }
 
-        if ($this->response instanceof StreamableInterface) {
-            return $this->response->toStream(false);
-        }
+            if ($this->response instanceof StreamableInterface) {
+                return $this->stream = $this->response->toStream(false);
+            }
 
-        return StreamWrapper::createResource($this->response);
+            return $this->stream = StreamWrapper::createResource($this->response);
+        } finally {
+            $this->endTracing();
+        }
     }
 
     /**
@@ -142,6 +148,9 @@ protected function endTracing(): void
                 $this->span->setAttribute('response.headers', $this->getHeaders(false));
             }
             if (\in_array('response.body', $info['user_data']['span_attributes'] ?? [])) {
+                if (empty($this->content) && \is_resource($this->stream)) {
+                    $this->content = stream_get_contents($this->stream) ?: null;
+                }
                 $this->span->setAttribute('response.body', $this->content);
             }
         } catch (\Throwable) {

src/Tracing/Propagation/Doctrine/DBAL/Connection.php

@@ -24,7 +24,7 @@ public function __construct(private ConnectionInterface $decorated, private Trac
 
     public function prepare(string $sql): Statement
     {
-        $sql = $sql.self::formatComments($this->infoProvider->getTraceContext());
+        $sql .= self::formatComments($this->infoProvider->getTraceContext());
 
         return $this->decorated->prepare($sql);
     }

src/Tracing/Serializer/Normalizer/ErrorNormalizer.php

@@ -22,7 +22,7 @@ public function __construct(private NormalizerInterface $decorated, private bool
     {
     }
 
-    public function setSerializer(SerializerInterface $serializer)
+    public function setSerializer(SerializerInterface $serializer): void
     {
         if ($this->decorated instanceof SerializerAwareInterface) {
             $this->decorated->setSerializer($serializer);