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lib/ex_dna/cli/options.ex
defmodule ExDNA.CLI.Options do
@moduledoc false
def optional_values(opts, key) do
case Keyword.get_values(opts, key) do
[] -> nil
values -> values
end
end
def maybe_put(opts, _key, nil), do: opts
def maybe_put(opts, key, value), do: Keyword.put(opts, key, value)
end