remove `@extra` in responses

1 files changed, 3 insertions, 1 deletions

diff --git a/src/client/responder.rs b/src/client/responder.rs
index f501102..0e5fb79 100644
--- a/src/client/responder.rs
+++ b/src/client/responder.rs
@@ -137,10 +137,12 @@ impl<H: Handler> OneshotResponder<H> {
         }
     }
 
-    fn handle_response(&mut self, resp: JsonValue) {
+    fn handle_response(&mut self, mut resp: JsonValue) {
         if let Some(id) = resp["@extra"].as_u64() {
             if let Some(fut) = self.wakers_map.remove(&id) {
                 let mut fut_data = fut.lock().unwrap();
+                resp.as_object_mut()
+                    .map(|inner_map| inner_map.remove("@extra"));
                 fut_data.resp = Some(Ok(resp));
                 fut_data.waker.as_ref().map(Waker::wake_by_ref);
             } else {