Yet Another FizzBuzz in Elixir.

fizzbuzz.exs

defmodule FizzBuzz do

  def fizzbuzz(n) do

    fizz_or_buzz = fn
      [0, 0, _] -> :fizzbuzz
      [0, _, _] -> :fizz
      [_, 0, _] -> :buzz
      [_, _, n] -> n
    end

    fizz_or_buzz.([rem(n, 3), rem(n, 5), n])
  end

  def list(upper_limit // 100) do
    Enum.each (0..upper_limit), fn(x) ->
      IO.puts "#{x}: #{fizzbuzz(x)}"
    end
  end

end