private Result <NameSelection> MustBeDifferent(string name1, string name2) => Must.NotBe( model: this, condition: string.CompareOrdinal(name1, name2) == 0, propertyName: null, message: Message.DifferentNames);
private Result <NameSelection> MustBeDifferent(string name1, string name2) => Must.NotBe( model: this, condition: string.CompareOrdinal(name1, name2) == 0, propertyName: null, message: Message.DifferentNames);