adds support for tuples

Author: mindreframer

lib/atomic_map.ex

@@ -19,6 +19,9 @@ defmodule AtomicMap do
   def convert(list, opts) when is_list(list) do
     list |> Enum.map(fn(x)-> convert(x, opts) end)
   end
+  def convert(tuple, opts) when is_tuple(tuple) do
+    tuple |> Tuple.to_list |> convert(opts) |> List.to_tuple
+  end
   def convert(v, _opts),  do: v
   defp as_atom(s, true) when is_binary(s), do: s |> String.to_existing_atom
   defp as_atom(s, true),                   do: s

test/atomic_map_test.exs

@@ -54,6 +54,12 @@ defmodule AtomicMapTest do
     assert AtomicMap.convert(input) == expected
   end
 
+  test "works with tuples" do
+    input    = %{ "first"  => {1,2}}
+    expected = %{first: {1, 2}}
+    assert AtomicMap.convert(input) == expected
+  end
+
   test "raises for not existing atoms" do
     assert_raise ArgumentError, fn ->
       input = %{"a" => 2, "b" => %{"c" => 4}, "__not___existing__" => 5}