Created
May 28, 2020 19:12
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| defmodule Autor do | |
| def novo(nome, _) when nome in [nil, ""], do: {:error, "nome não pode ser vazio"} | |
| def novo(_, email) when email in [nil, ""], do: {:error, "email não pode ser vazio"} | |
| def novo(nome, email), do: {:ok, %{nome: nome, email: email}} | |
| end |
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