                 result.append(contentsOf: children[i].visibleChildren(collapseClosure))
             }
         }
-        
+
         return result
     }
 }

    public func visibleChildrenCount(_ collapseClosure: (Self) -> Bool) -> Int {
        return visibleChildren(collapseClosure).count
    }
    
    public func visibleChildren(_ collapseClosure: (Self) -> Bool) -> [Self] {
        var result: [Self] = []
        if isHeader &&

        let indexPaths = range.map { return IndexPath(row: $0, section: indexPath.section) }
        tableView.beginUpdates()
        if isCollapsed(viewModel) {
            tableView.insertRows(at: indexPaths, with: (hasAnimation ? .automatic : .none))
        } else {
            delegate?.collapsableTableViewDataSource(self, willHideCellsAt: indexPaths, at: tableView)
            tableView.deleteRows(at: indexPaths, with: (hasAnimation ? .top : .none))
        }
        toggleCollapse(viewModel)
        tableView.reloadRows(at: [indexPath], with: .none)
