def on_cleanup_error(function, path, excinfo):
                click.secho("warning: failed to remove file or directory: {}\n"
                            "please delete it manually.".format(path),
                            fg="red")
def visitdir(self, dir):
        dir = normalizerootdir(dir, "visitdir")
        matched = self._matcher.match_relative(dir, True)
        if matched:
            # Everything in the directory is selected (ignored)
            return "all"
        else:
            # Not sure
            return True