gistfile1.txt

defmodule Example do
  defmacro example(block) do
    quote do
      def test(unquote(block)) do
        IO.inspect(a)
      end
    end
  end
end

defmodule Elpmaxe do
  import Example
  example(quote do
     %{a: a}
  end)
end

Elpmaxe.test(%{a: 1})