+ |--\e[1mmodule4\e[m (\e[33mproject1/subdir/module4.nit\e[m)\e[37m (module1)\e[m
+ `--subdir2 (\e[33mproject1/subdir/subdir2\e[m)
+ `--subdir3 (\e[33mproject1/subdir/subdir2/subdir3\e[m)
+ `--\e[1msubmodule\e[m (\e[33mproject1/subdir/subdir2/subdir3/submodule.nit\e[m)