RxSegueUsage.swift

class ViewController: UIViewController {
    let disposeBag = DisposeBag()
    @IBOutlet var pushButton: UIButton!
    @IBOutlet var presentButton: UIButton!
    @IBOutlet weak var dismissButton: UIButton!

    var voidSegue: ModalSegue<ViewController, SecondViewController, Void> {
        return ModalSegue(fromViewController: self,
            toViewControllerFactory: { (sender, context) -> SecondViewController in
                return SecondViewController()
        })
    }

    var profileSegue: NavigationSegue<UINavigationController,
        ProfileViewController,
        ProfileViewModel> {
            return NavigationSegue(fromViewController: self.navigationController!,
                toViewControllerFactory: { (sender, context) -> ProfileViewController in
                    let profileViewController: ProfileViewController = ...
                        profileViewController.profileViewModel = context
                    return profileViewController
            })
    }

    override func viewDidLoad() {
        super.viewDidLoad()

        presentButton.rx_tap
            .bindTo(voidSegue)
            .addDisposableTo(disposeBag)

        pushButton.rx_tap
            .map {
                return ProfileViewModel(name: "John Doe",
                    email: "JohnDoe@example.com",
                    avatar: UIImage(named: "avatar"))
            }
            .bindTo(profileSegue)
            .addDisposableTo(disposeBag)
    }
}