     {ast, [:impl | specs]}
   end
 
-  defp find_specs({keyword, meta, [{:when, _, def_ast} | _]}, [:impl | specs]) when keyword in [:def, :defp] do
+  defp find_specs({keyword, meta, [{:when, _, def_ast} | _]}, [:impl | specs])
+       when keyword in [:def, :defp] do
     find_specs({keyword, meta, def_ast}, [:impl | specs])
   end
 
-  defp find_specs({keyword, _, [{name, _, nil}, _]} = ast, [:impl | specs]) when keyword in [:def, :defp] do
+  defp find_specs({keyword, _, [{name, _, nil}, _]} = ast, [:impl | specs])
+       when keyword in [:def, :defp] do
     {ast, [{name, 0} | specs]}
   end
 
-  defp find_specs({keyword, _, [{name, _, args}, _]} = ast, [:impl | specs]) when keyword in [:def, :defp] do
+  defp find_specs({keyword, _, [{name, _, args}, _]} = ast, [:impl | specs])
+       when keyword in [:def, :defp] do
     {ast, [{name, length(args)} | specs]}
   end
 

       )
       when is_list(args) or is_nil(args) do
    args = with nil <- args, do: []
    keywords = get_keywords(issue_meta)

    if keyword not in keywords or {name, length(args)} in specs do
      {ast, issues}
    else
      {ast, [issue_for(issue_meta, meta[:line], name) | issues]}

         issues,
         specs,
         issue_meta
       )
       when keyword in [:def, :defp] do
    traverse({keyword, meta, def_ast}, issues, specs, issue_meta)
  end

