easierway / service_decorators Goto Github PK

func sum(req Request) (Response, error) {
if request, ok := req.(sumRequest); ok {
var sum int
for _, i := range request {
sum += i
}
return sum, nil
}
return nil, errors.New("The request []int is required. ")

}

为什么我点击Request不能跳转到定义，我自己写的interface 或者struct都可以，为什么这个不可以，费解