think\Model::parseQuery PHP Method

    protected static function parseQuery(&$data, $with, $cache)
    {
        $result = self::with($with)->cache($cache);
        if (is_array($data) && key($data) !== 0) {
            $result = $result->where($data);
            $data = null;
        } elseif ($data instanceof \Closure) {
            call_user_func_array($data, [&$result]);
            $data = null;
        } elseif ($data instanceof Query) {
            $result = $data->with($with)->cache($cache);
            $data = null;
        }
        return $result;
    }