// WithPort sets grpc port number.
WithPort sets grpc port number.
// WithPort sets grpc port number .
func WithPort(port int) Option {
	return func(s *Server) {
		s.port = port
	}
}
func WithPort ( port int ) Option { return func ( s * Server ) { s . port = port } }
WithPort sets grpc port number.
WithPort sets grpc port number .