Introspection.Connectionsval empty : tval bindings : t -> (Peer.t * connection) listval find : Peer.t -> t -> connection optionval fold : (Peer.t -> connection -> 'b -> 'b) -> t -> 'b -> 'bval iter : (Peer.t -> connection -> unit) -> t -> unitval peers_in_topic : Topic.t -> t -> Peer.Set.tval peers_per_topic_map : t -> Peer.Set.t Topic.Map.t