IndexPathRawRepresentable01.swift

    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        
        switch indexPath {
        case TableIndex.a:
          // do something
        case TableIndex.b:
          // do something
        }
    }
    
    private enum TableIndex {
        static let a = IndexPath(row: 0, section: 1) //a
        static let b = IndexPath(row: 1, section: 1) //b
    }