Add comment clarifying the io::Error

libp2p · Mar 4, 2021 · 92ed1e4 · 92ed1e4
1 parent 9f97d7d
commit 92ed1e4
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/protocols/request-response/src/handler/protocol.rs b/protocols/request-response/src/handler/protocol.rs
@@ -84,6 +84,7 @@ impl<TCodec> ResponseProtocol<TCodec> where TCodec: RequestResponseCodec
         let request = read.await?;
 
         self.request_sender.send((self.request_id, request)).map_err(|_| {
+            // if we can't even send the request, the handler has already been dropped and the connection closed
             io::Error::from(io::ErrorKind::ConnectionAborted)
         })?;