allow missing docs on variant instead of hiding, avoid redundant clone

Author: RCasatta

src/client.rs

@@ -18,11 +18,11 @@ use types::*;
 ///
 /// **This is available only with the `default` features, or if `proxy` and one ssl implementation are enabled**
 pub enum ClientType {
-    #[doc(hidden)]
+    #[allow(missing_docs)]
     TCP(RawClient<ElectrumPlaintextStream>),
-    #[doc(hidden)]
+    #[allow(missing_docs)]
     SSL(RawClient<ElectrumSslStream>),
-    #[doc(hidden)]
+    #[allow(missing_docs)]
     Socks5(RawClient<ElectrumProxyStream>),
 }
 

src/raw_client.rs

@@ -450,7 +450,7 @@ impl<S: Read + Write> RawClient<S> {
                             s.send(ChannelMessage::Error(error.clone()))
                                 .expect("Unable to send ChannelMessage::Error");
                         }
-                        return Err(Error::SharedIOError(error.clone()));
+                        return Err(Error::SharedIOError(error));
                     }
                     trace!("<== {}", raw_resp);