code: func (_m *Auth) StreamInterceptor(srv interface{}, stream grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
  	ret := _m.Called(srv, stream, info, handler)
  
  	var r0 error
  	if rf, ok := ret.Get(0).(func(interface{}, grpc.ServerStream, *grpc.StreamServerInfo, grpc.StreamHandler) error); ok {
  		r0 = rf(srv, stream, info, handler)
  	} else {
  		r0 = ret.Error(0)
  	}
  
  	return r0
  }
docs: // StreamInterceptor provides a mock function with given fields: srv, stream, info, handler