code: func (_m *Auth) UnaryInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
  	ret := _m.Called(ctx, req, info, handler)
  
  	var r0 interface{}
  	if rf, ok := ret.Get(0).(func(context.Context, interface{}, *grpc.UnaryServerInfo, grpc.UnaryHandler) interface{}); ok {
  		r0 = rf(ctx, req, info, handler)
  	} else {
  		if ret.Get(0) != nil {
  			r0 = ret.Get(0).(interface{})
  		}
  	}
  
  	var r1 error
  	if rf, ok := ret.Get(1).(func(context.Context, interface{}, *grpc.UnaryServerInfo, grpc.UnaryHandler) error); ok {
  		r1 = rf(ctx, req, info, handler)
  	} else {
  		r1 = ret.Error(1)
  	}
  
  	return r0, r1
  }
docs: // UnaryInterceptor provides a mock function with given fields: ctx, req, info, handler