def read_join
bendvy-ecs-core@0.1.0.4 · compose.bend:49
import bendvy-ecs-core@0.1.0.4/compose.bend as Compose
import Base
import bendvy-ecs-core@0.1.0.4/change_tick.bend as Tick
import world.bend as W
import component.bend as Cmp
import transaction.bend as T
49def read_join(~S: Data,~Store: Type,~R: Type,~E: Data,~V: Data,+handle: W.Handle<S>,error: Maybe<&2,W.WorldError>,cursor: Maybe<&2,Tick.Tick>,observed: T.Tx<W.World<S,Store,R,E>,E> & Cmp.Access<V>) -> Frame<S,Store,R,E> & Cmp.Access<V>:
50 (tx,value) = observed
51 (Frame{tx,handle,error,cursor},value)