`__CALLER__.module` contains enough information to determine what datatype to use, so the usage of `Isn.Base` can be simplified to the following ```elixir defmodule Isn.ISBN13 do use Isn.Base end ``` instead of ```elixir defmodule Isn.ISBN13 do use Isn.Base, :isbn13 end ``` |
||
|---|---|---|
| .. | ||
| isn.ex | ||