@class NSString, NSArray, NSMutableIndexSet; @interface _CNForkJoinProgressiveResultObservationStrategy : NSObject { NSArray *_results; unsigned long long _activeObservableIdx; NSMutableIndexSet *_finishedObservables; } @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end