refactor server message handling

helix-dap/src/transport.rs

@@ -167,52 +167,32 @@ impl Transport {
         client_tx: &UnboundedSender<Payload>,
         msg: Payload,
     ) -> Result<()> {
-        let (id, result) = match msg {
+        match msg {
             Payload::Response(Response {
-                success: true,
-                seq,
+                ref success,
+                ref seq,
                 request_seq,
+                ref command,
+                ref message,
+                ref body,
                 ..
             }) => {
+                let result = match success {
+                    true => {
                         info!("<- DAP success ({}, in response to {})", seq, request_seq);
                         if let Payload::Response(val) = msg {
-                    (request_seq, Ok(val))
+                            Ok(val)
                         } else {
                             unreachable!();
                         }
                     }
-            Payload::Response(Response {
-                success: false,
-                message,
-                body,
-                request_seq,
-                command,
-                ..
-            }) => {
+                    false => {
                         error!(
                             "<- DAP error {:?} ({:?}) for command #{} {}",
                             message, body, request_seq, command
                         );
-                (
-                    request_seq,
-                    Err(Error::Other(anyhow::format_err!("{:?}", body))),
-                )
-            }
-            Payload::Request(Request {
-                ref command,
-                ref seq,
-                ..
-            }) => {
-                info!("<- DAP request {} #{}", command, seq);
-                client_tx.send(msg).expect("Failed to send");
-                return Ok(());
-            }
-            Payload::Event(Event {
-                ref event, ref seq, ..
-            }) => {
-                info!("<- DAP event {} #{}", event, seq);
-                client_tx.send(msg).expect("Failed to send");
-                return Ok(());
+
+                        Err(Error::Other(anyhow::format_err!("{:?}", body)))
                     }
                 };
 
@@ -220,19 +200,37 @@ impl Transport {
                     .pending_requests
                     .lock()
                     .await
-            .remove(&id)
+                    .remove(&request_seq)
                     .expect("pending_request with id not found!");
 
                 match tx.send(result).await {
                     Ok(_) => (),
                     Err(_) => error!(
                         "Tried sending response into a closed channel (id={:?}), original request likely timed out",
-                id
+                        request_seq
                     ),
                 };
 
                 Ok(())
             }
+            Payload::Request(Request {
+                ref command,
+                ref seq,
+                ..
+            }) => {
+                info!("<- DAP request {} #{}", command, seq);
+                client_tx.send(msg).expect("Failed to send");
+                Ok(())
+            }
+            Payload::Event(Event {
+                ref event, ref seq, ..
+            }) => {
+                info!("<- DAP event {} #{}", event, seq);
+                client_tx.send(msg).expect("Failed to send");
+                Ok(())
+            }
+        }
+    }
 
     async fn recv(
         transport: Arc<Self>,