generics_createperson_using_typeargument.go

func CreatePersonDB[T PersonDB](person Person) error {

	db := new(T)
	db.save(person)
	return nil
}

func main() {
	person := Person{
		ID:   101,
		Name: "John D",
	}
	CreatePersonDB[LocalDatabase](person)
}

// will not compile
// ./prog.go:43:5: db.save undefined (type *T is pointer to type parameter, not type parameter)
// ./prog.go:52:17: LocalDatabase does not satisfy PersonDB (method save has pointer receiver)