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[Sync Iteration] elixir/bob/1 #34

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16 changes: 16 additions & 0 deletions solutions/elixir/bob/1/lib/bob.ex
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Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
defmodule Bob do
@spec hey(String.t()) :: String.t()
def hey(input) do
is_question = input |> String.trim() |> String.last() == "?"
is_yelling = String.upcase(input) == input and Regex.match?(~r/\p{Lu}/u, input)
is_silent = !Regex.match?(~r/\S/u, input)

cond do
is_silent -> "Fine. Be that way!"
is_question and is_yelling -> "Calm down, I know what I'm doing!"
is_question -> "Sure."
is_yelling -> "Whoa, chill out!"
true -> "Whatever."
end
end
end