var errs field.ErrorList

	if s.XListType != nil {
		switch *s.XListType {
		case "set":
			nonUnique, err := validateListSet(fldPath, obj)
			if err != nil {
				errs = append(errs, err)
			} else {
				for _, i := range nonUnique {
					errs = append(errs, field.Duplicate(fldPath.Index(i), obj[i]))
				}
			}
		case "map":