RxSwift-article-12.swift

RxSwift-article-12.swift

struct SubscriptionDisposable<T: SynchronizedUnsubscribeType> : Disposable {
    private let _key: T.DisposeKey
    private weak var _owner: T?

    init(owner: T, key: T.DisposeKey) {
        _owner = owner
        _key = key
    }

    func dispose() {
        _owner?.synchronizedUnsubscribe(_key)
    }
}