Swift-UITableView-Extensions

extension UITableView {
    
    func indexPathForCellContainsView(_ view: UIView) -> IndexPath? {
        guard let cell = view.ancestorOfType(UITableViewCell.self) as? UITableViewCell else { return nil }
        
        return self.indexPath(for: cell)
    }
}

extension UIView {
    
    func ancestorOfType(_ t: AnyClass) -> UIView? {
        if self.isKind(of: t) {
            return self
        } else {
            return self.superview?.ancestorOfType(t) ?? nil
        }
    }
}