Add regression test for gyson#34

test/ex_type/regression_34_test_case.ex

@@ -0,0 +1,15 @@
+defmodule Regression34TestCase do
+  @spec foo(:hi) :: :ok
+
+  def foo(_) do
+    raise "Oh noez"
+  rescue
+    _ -> :ok
+  end
+
+  @spec bar(any()) :: [:foo]
+
+  def bar(_) do
+    Enum.map([:foo], fn x -> x end)
+  end
+end