MachineStream.observe_position: def of bendvy-ecs-core@0.1.0.4
Import: import bendvy-ecs-core@0.1.0.4/machine_stream.bend as MachineStream
Lines 35-38 of bendvy-ecs-core@0.1.0.4/machine_stream.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.4/machine_stream.bend&start_line=35&end_line=38

import Base
import machine.bend as M
import event_runtime.bend as Ev

def observe_position(~V: Data,position: Maybe<Ev.Position>,batches: List<&2,Ev.Batch<M.Transition<V>>>,dropped: Nat,id: U32,tick: Nat) -> Ev.Reading<M.Transition<V>>:
  match position:
    case None{}: Ev.reading(~M.Transition<V>,Ev.Position{id,0n,tick},batches,dropped)
    case Some{position}: Ev.reading(~M.Transition<V>,position,batches,dropped)

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/event_runtime.bend&name=Batch
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/event_runtime.bend&name=Position
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/event_runtime.bend&name=Reading
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/event_runtime.bend&name=reading
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/machine.bend&name=Transition