@protocol BPSPublisher; @interface BPSMerge : BMBookmarkablePublisher @property (nonatomic) BOOL nextIsB; @property (readonly, nonatomic) id<BPSPublisher> a; @property (readonly, nonatomic) id<BPSPublisher> b; + (id)new; + (id)publisherWithPublisher:(id)a0 upstreams:(id)a1 bookmarkState:(id)a2; - (id)init; - (void)reset; - (void)applyBookmark:(id)a0; - (id)nextEvent; - (id)upstreamPublishers; - (void)subscribe:(id)a0; - (void).cxx_destruct; - (id)validateBookmark:(id)a0; - (BOOL)canStoreInternalStateInBookmark; - (id)bookmark; - (id)bookmarkableUpstreams; - (id)initWithA:(id)a0 b:(id)a1; @end