def observe
import bendvy-ecs-core@0.1.0.4/machine_stream.bend as MachineStreamimport Base
import machine.bend as M
import event_runtime.bend as Ev
47def observe(~V: Data,stream: Stream<V>,+id: U32,tick: Nat) -> Ev.Reading<M.Transition<V>>:
48 match stream:
49 case Stream{queue,positions,_}: observe_queue_position(~V,Ev.lookup(positions,id),queue,id,tick)