def observed

bendvy-ecs-core@0.1.0.4 · recognized_app_component.bend:40

import Base
import bendvy-ecs-core@0.1.0.4/change_tick.bend as Tick
import bendvy-ecs-core@0.1.0.4/world.bend as W
import bendvy-ecs-core@0.1.0.4/system.bend as Sys
import bendvy-ecs-core@0.1.0.4/transaction.bend as T
import bendvy-ecs-core@0.1.0.4/ordinary_system.bend as System
import bendvy-ecs-core@0.1.0.4/compose.bend as Q
import bendvy-ecs-core@0.1.0.4/inspector.bend as I
import bendvy-ecs-core@0.1.0.4/ordinary_query_observable.bend as O
import bendvy-ecs-core@0.1.0.4/recognized_query_declaration.bend as Recognized
import bendvy-ecs-core@0.1.0.4/recognized_system.bend as RecognizedSystem
import bendvy-ecs-core@0.1.0.4/trace_facts.bend as Facts

40def observed(~S:Data,~C:Type,~R:Type,~E:Data,~Ops:Type -> Type,~Args:Data,~Error:Data,~Out:Data,~Value:Data,~query:O.Declaration<S,Q.Frame<S,C,R,E>,Ops(Q.Frame<S,C,R,E>),I.Frame<S,C,R,E>,Value>,~recognized:Recognized.Declaration<S,C,R,E,Ops>,~body:@-H:Type -> @-caps:Ops(H) -> Args -> H -> H & (T.Outcome<Error> & Out),trace:Facts.State,world:W.World<S,C,R,E>,args:Args & Maybe<&2,Tick.Tick>) -> Sys.Outcome<W.World<S,C,R,E>,Q.Error<Error>,List<&2,Out>> & Facts.State:
41  match trace:
42    case Facts.Off{}:observed_result(~S,~C,~R,~E,~Error,~Out,RecognizedSystem.runner(~S,~C,~R,~E,~Ops,~Args,~Error,~Out,~recognized,~body)(world,args))
43    case Facts.On{entries}:System.observable_runner_observed(~S,~C,~R,~E,~Ops,~Args,~Error,~Out,~Value,~effective_query(~S,~C,~R,~E,~Ops,~Value,~query,~recognized),~body,Facts.On{entries},world,args)