@protocol BPSPublisher; @interface BPSMap : BMBookmarkablePublisher @property (readonly, nonatomic) id<BPSPublisher> upstream; @property (copy, nonatomic) id /* block */ transform; + (id)new; + (id)publisherWithPublisher:(id)a0 upstreams:(id)a1 bookmarkState:(id)a2; - (id)init; - (id)nextEvent; - (id)upstreamPublishers; - (id)initWithUpstream:(id)a0 transform:(id /* block */)a1; - (void)subscribe:(id)a0; - (void).cxx_destruct; - (id)bookmarkableUpstreams; @end