def resource_join
import bendvy-ecs-core@0.1.0.4/provider.bend as Providerimport Base
import world.bend as W
import transaction.bend as T
51def resource_join(~S: Data,~Store: Type,~R: Type,~E: Data,~RV: Data,+handle: W.Handle<S>,+mainName: String,+auxName: String,+error: Maybe<&2,W.WorldError>,observed: T.Tx<W.World<S,Store,R,E>,E> & RV) -> Frame<S,Store,R,E> & RV:
52 (tx,value) = observed
53 (Frame{tx,handle,mainName,auxName,error},value)