changes to add another clause to the directory/file check

src/ec_file.erl

@@ -118,7 +118,7 @@ is_symlink(Path) ->
             false
     end.
 %% @doc returns the type of the file.
--spec type(file:name()) -> file | symlink | directory.
+-spec type(file:name()) -> file | symlink | directory | undefined.
 type(Path) ->
     case filelib:is_regular(Path) of
         true ->
@@ -127,9 +127,12 @@ type(Path) ->
             case is_symlink(Path) of
                 true ->
                     symlink;  
-                false ->
+                false -> case filelib:is_dir(Path) of
-                    directory
+                             true -> directory;
+                             false -> undefined
                          end
+            end
+
     end.
 %% @doc gets the real path of a directory. This is mostly useful for
 %% resolving symlinks. Be aware that this temporarily changes the