Grpc_spec.PrivateThe Private module is not meant to be used by the users of the library directly. It is exported for tests.
val service_spec : (_, _, _, _) t -> Grpc.Rpc.Service_spec.tval encode_request : ('request, _, _, _) t -> 'request -> stringval decode_request : ('request, _, _, _) t -> string -> 'requestval encode_response : (_, _, 'response, _) t -> 'response -> stringval decode_response : (_, _, 'response, _) t -> string -> 'response