elixir defbang

  defmacro defbang({ name, _, args }) do
    unless args |> is_list do
      args = []
    end

    quote bind_quoted: [name: Macro.escape(name), args: Macro.escape(args)] do
      def unquote(to_string(name) <> "!" |> String.to_atom)(unquote_splicing(args)) do
        case unquote(name)(unquote_splicing(args)) do
          :ok ->
            :ok

          { :ok, result } ->
            result

          { :error, reason } ->
            raise Socket.Error, reason: reason
        end
      end
    end
  end

  defmacro defbang({ name, _, args }, to: mod) do
    unless args |> is_list do
      args = []
    end

    quote bind_quoted: [mod: Macro.escape(mod), name: Macro.escape(name), args: Macro.escape(args)] do
      def unquote(to_string(name) <> "!" |> String.to_atom)(unquote_splicing(args)) do
        case unquote(mod).unquote(name)(unquote_splicing(args)) do
          :ok ->
            :ok

          { :ok, result } ->
            result

          { :error, reason } ->
            raise Socket.Error, reason: reason
        end
      end
    end
  end