Recognize long press gesture on a table view cell

UITableViewLongPressGestureRecognizer.swift

class ViewController: UITableViewDataSource, UITableViewDelegate {   
    
    var longPressGesture: UILongPressGestureRecognizer!
    
    override func viewDidLoad() {
        super.viewDidLoad()

        ...
        
        longPressGesture = UILongPressGestureRecognizer(target: self, action: #selector(longPressGestureRecognized(_:)))
        self.tableView.addGestureRecognizer(longPressGesture)
          
        ...
    }

    @objc func longPressGestureRecognized(_ sender: UILongPressGestureRecognizer) {
        if sender.state == .began {
            if let section = self.tableView.indexPathForRow(at: sender.location(in: self.tableView))?.section {
                let feedbackGenerator = UIImpactFeedbackGenerator(style: .medium)
                feedbackGenerator.prepare()
                feedbackGenerator.impactOccurred()
                ...
            }
        }
    }
}