EventFamilyRuntime.kept_batch: def of bendvy-ecs-core@0.1.0.4
Import: import bendvy-ecs-core@0.1.0.4/event_family_runtime.bend as EventFamilyRuntime
Lines 31-34 of bendvy-ecs-core@0.1.0.4/event_family_runtime.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.4/event_family_runtime.bend&start_line=31&end_line=34

import Base
import bendvy-ecs-core@0.1.0.4/event_runtime.bend as Ev

def kept_batch(~P:Data,keep:Bool,tick:Nat,records:List<&2,P>,journal:List<&2,Ev.Batch<P>>) -> List<&2,Ev.Batch<P>>:
  match keep:
    case False{}:journal
    case True{}:Ev.Batch{tick,records} <> journal

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/event_runtime.bend&name=Batch