public function description(): string
    {
        if (0 === $this->offset) {
            return 'limited to ' . $this->count . ' elements';
        }

        if (-1 === $this->count) {
            return 'skipped until offset ' . $this->offset;
        }

        return 'limited to ' . $this->count
         . ' elements starting from offset ' . $this->offset;
    }