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https://github.com/rjNemo/exercism-elixir
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17 lines
560 B
Elixir
17 lines
560 B
Elixir
defmodule Bob do
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@spec hey(String.t()) :: String.t()
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def hey(input) do
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letter? = &(String.upcase(&1) != String.downcase(&1))
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shouting? = &(&1 == String.upcase(&1) and letter?.(&1))
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question? = &(String.trim(&1) |> String.ends_with?("?"))
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blank? = &(String.trim(&1) == "")
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cond do
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blank?.(input) -> "Fine. Be that way!"
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shouting?.(input) and question?.(input) -> "Calm down, I know what I'm doing!"
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shouting?.(input) -> "Whoa, chill out!"
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question?.(input) -> "Sure."
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true -> "Whatever."
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end
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end
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end
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