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RxSwift - Then
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@jamiepinkham | |
public extension ObservableType { | |
func then(closure: () -> Observable<E>?) -> Observable<E> { | |
return then(closure() ?? .empty()) | |
} | |
func then(@autoclosure(escaping) closure: () -> Observable<E>) -> Observable<E> { | |
let next = Observable.deferred { | |
return closure() ?? .empty() | |
} | |
return self | |
.ignoreElements() | |
.concat(next) | |
} | |
} | |
@c0diq | |
extension ObservableType { | |
public func then<U>(_ replacement: Observable<U>) -> Observable<U> { | |
return Observable.create { observer in | |
let observerDisposable = CompositeDisposable.init() | |
let disposable = self.asObservable().subscribe { event in | |
switch event { | |
case let .error(error): | |
observer.onError(error) | |
case .completed: | |
_ = observerDisposable.insert(replacement.subscribe(observer)) | |
case .next: | |
break | |
} | |
} | |
_ = observerDisposable.insert(disposable) | |
return observerDisposable | |
} | |
} | |
} |
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Hey. Thanks for the snippet! But what is it? -
@jamiepinkham
oO