FizzBuzz in Elixir

fizz_buzz.ex

#!/usr/bin/env elixir

defmodule FizzBuzz do
  def check(x) when (rem(x, 3) == 0) and (rem(x, 5) == 0) do
    IO.puts "FizzBuzz"
  end

  def check(x) when rem(x, 3) == 0 do
    IO.puts "Fizz"
  end

  def check(x) when rem(x, 5) == 0 do
    IO.puts "Buzz"
  end

  def check(x) do
    IO.puts x
  end

  def run do
    Enum.each(1 .. 100, &check/1)
  end
end

FizzBuzz.run