public function ignores(array $ignores)
    {
        $data = [];

        $this->recursive(
            $this->storage,
            function ($value, $key) use (& $data, $ignores) {
                if (!in_array($key, $ignores)) {
                    $data[$key] = $value;
                }
            }
        );

        return new Collection($data);
    }