impr: error handling. mod: rem verbose debug from rpc.h

Author: eigen-value

src/client.h

@@ -53,18 +53,21 @@ class RPCClient {
             return false;
         }
 
-        if (!unpacker.unpackNil()){
+        if (!unpacker.unpackable(nil)){
             Serial.print("RPC error - ");
-            unpacker.deserialize(rpc_error.code, rpc_error.traceback);
+            if (!unpacker.deserialize(rpc_error, nil)){
+                Serial.println("wrong error msg received");
+                flush_buffer();
+                return false;
+            }
             Serial.print(" error code: ");
             Serial.print(rpc_error.code);
             Serial.print(" error str: ");
             Serial.println(rpc_error.traceback);
-            unpacker.unpackNil();
             msg_id += 1;
             flush_buffer();
             return false;
-        } else if (!unpacker.deserialize(result)){
+        } else if (!unpacker.deserialize(nil, result)){
             Serial.println("Unexpected result");
             flush_buffer();
             return false;

src/rpc.h

@@ -20,14 +20,6 @@ inline void flush_buffer(){
 
 inline void send_msg(ITransport& transport, const MsgPack::bin_t<uint8_t>& buffer) {
     size_t size = buffer.size();
-
-    Serial.println("sending data");
-    for (size_t i=0; i<size; i++){
-        Serial.print(buffer.data()[i]);
-        Serial.print(" ");
-    }
-    Serial.println("");
-
     transport.write(reinterpret_cast<const uint8_t*>(buffer.data()), size);
 }
 
@@ -38,7 +30,6 @@ inline bool recv_msg(ITransport& transport, MsgPack::Unpacker& unpacker) {
     size_t bytes_read = transport.read(temp_buffer, CHUNK_SIZE);
 
     if (bytes_read == 0){
-        Serial.println("no bytes received");
         return false;
     }