Sokil\Mongo\Cursor::__construct PHP Method

    public function __construct(Collection $collection, array $options = null)
    {
        $this->collection = $collection;
        $this->client = $this->collection->getDatabase()->getClient();
        if ($options) {
            $this->options = $options + $this->options;
        }
        // expression
        $this->expression = $this->expression();
    }