multiple Binding At Once Example

multipleBindingAtOnce.swift

let binder: (Observable<Bool>) -> Disposable =  { obs in
    return obs.bind(to: self.tableView.rx.printing)
}

let bindCurry: (Observable<Bool>) -> (Binder<Bool>) -> Observable<Bool> = { obs in
    return { binder in
        obs.bind(to: binder).disposed(by: self.disposeBag)
        return obs
    }
}

let bindCurry2: (Observable<Bool>) -> (Binder<Bool>, DisposeBag) -> Observable<Bool> = { obs in
    return { binder, bag in
        obs.bind(to: binder).disposed(by: bag)
        return obs
    }
}

Observable.just(true)
            .bind(to: tableView.rx.printing3, by: self.disposeBag)
            .bind(to: bindCurry2)(tableView.rx.printing2, self.disposeBag)
            .bind(to: binder)
            .disposed(by: disposeBag)
            
            
extension Reactive where Base: UITableView {
    
    var printing: Binder<Bool> {
        return Binder(self.base) { view, value in
            print(">>>\(value)")
        }
    }
    
    var printing2: Binder<Bool> {
        return Binder(self.base) { view, value in
            print(">>2>>\(value)")
        }
    }
    
    var printing3: Binder<Bool> {
        return Binder(self.base) { view, value in
            print(">>3>>\(value)")
        }
    }
}

extension ObservableType {   
    func bind(to binder: Binder<Self.E>, by bag: DisposeBag) -> Self {
        self.bind(to: binder).disposed(by: bag)
        return self
    }
}