Lime\Helper\Filesystem::rename PHP Method

    public function rename($path, $newpath, $overwrite = true)
    {
        $path = $this->app->path($path);
        if (!$overwrite && file_exists($newpath)) {
            return false;
        } elseif (!file_exists($path)) {
            return false;
        } else {
            $this->mkdir(dirname($newpath));
            $this->delete($newpath);
            if (!@rename($path, $newpath)) {
                return false;
            }
        }
        return true;
    }