def spawn_command

bendvy-ecs-core@0.1.0.4 · commands.bend:46

import Base
import bendvy-ecs-core@0.1.0.4/deferred_command.bend as Deferred
import bendvy-ecs-core@0.1.0.4/world.bend as W

46# Build a deferred spawn closure owning its actual payload. enabled selects raw
47# or operation-fact recording; neither variant activates until command execution.
48def spawn_command(~S:Data,~C:Type,~R:Type,~E:Data,~P:Type,~populate:W.World<S,C,R,E> -> W.Handle<S> -> P -> W.World<S,C,R,E>,enabled:Bool,+handle:W.Handle<S>,payload:P) -> Deferred.Command<W.World<S,C,R,E>>:
49  match enabled:
50    case False{}:Deferred.Raw{world=>spawn_apply(~S,~C,~R,~E,~P,~populate,world,handle,payload)}
51    case True{}:Deferred.Observed{trace=>world=>spawn_applied_traced(~S,~C,~R,~E,~P,~populate,trace,handle,payload,W.activate(~S,~C,~R,~E,world,handle))}