@class NSString, NSLock, EFCancelationToken; @protocol EFObservable, EFObserver; @interface _EFConnectableObservable : EFObservable { id _observable; id _subject; NSLock *_lock; EFCancelationToken *_cancelable; } @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)_disconnect; - (id)connect; - (id)subscribe:(id)a0; - (void).cxx_destruct; - (id)initWithObservable:(id)a0 subject:(id)a1; @end