Emojis are happy

emoji_module.ex

defmodule X do
  @moduledoc """
    iex> X.a
    "happy_emoji"
  """
  
  Enum.each(
    [:"😀"],
    fn (name) ->
      def unquote(name)(), do: "happy_emoji"
    end)

  def a, do: X."😀"
end