RxSwift MVVM view sinks

RxSwiftMVVMViewSinks.swift

class MyCustomView : UIView {

    var sink : AnyObserver<SomeComplexStructure> {
        return AnyObserver { [weak self] event in
            switch event {
                case .next(let data):
                    self?.something.text = data.property.text
                    break
                case .error(let error):
                    self?.backgroundColor = .red
                case .completed:
                    self.alpha = 0
            }
        }
    }

}

class ViewController {

    let myCustomView : MyCustomView

    override func viewDidLoad(){
        super.viewDidLoad()

        viewModel.dataStream
            .bindTo(myCustomView.sink)
            .addTo(disposeBag)
    }
}