def barrier_plan
import bendvy-ecs-core@0.1.0.4/ordinary_app_existing_execution.bend as OrdinaryAppExistingExecutionimport Base
import bendvy-ecs-core@0.1.0.4/schedule_provision.bend as SP
import bendvy-ecs-core@0.1.0.4/schedule.bend as Sch
78def barrier_plan(~S:Data,enabled:Bool,before:SP.Plan<S>) -> SP.Plan<S>:
79 match enabled:
80 case False{}:before
81 case True{}:SP.Sequence{before,SP.Entry{Sch.Barrier{},[]}}