Module error 

Enums

EncodedErr

A container for error message parse from / send into transport

RpcError

A error type defined by client-side user logic

RpcIntErr

RpcIntErr represent internal error from the framework

Constants

RPC_ERR_PREFIX

“rpc_” prefix is reserved for internal error, you should avoid conflict with it

Traits

RpcErrCodec

Serialize and Deserialize trait for custom RpcError