Transform notification event to RxSwift observable sequence.

NotificationCenter+RxEnum.md

Usage

NotificationCenter.default.rx
            .notification(custom: .gotFcmToken)
            .subscribe(onNext: { (value) in
                // do something
            })
            .disposed(by: bag)

Extension

extension Reactive where Base: NotificationCenter {
    func notification(custom name: Noti, object: AnyObject? = nil) -> Observable<Notification> {
        return notification(name.notificationName, object: object)
    }
}