Structural.applied: def of bendvy-ecs-core@0.1.0.4
Import: import bendvy-ecs-core@0.1.0.4/structural.bend as Structural
Lines 16-20 of bendvy-ecs-core@0.1.0.4/structural.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.4/structural.bend&start_line=16&end_line=20

import Base
import bendvy-ecs-core@0.1.0.4/column.bend as Col
import bendvy-ecs-core@0.1.0.4/component.bend as F
import bendvy-ecs-core@0.1.0.4/world.bend as W

# Deferred structural changes own incoming payloads until barrier or discard.
def applied(~S: Data,~Store: Type,~R: Type,~E: Data,~Rest: Type,~C: Type,~V: Data,~Token: Data,~take: Store -> Rest & Col.Column<S,C>,~put: Rest -> Col.Column<S,C> -> Store,~project: C -> C & V,result: F.Replacement<W.World<S,Store,R,E>,C>) -> W.World<S,Store,R,E>:
  match result:
    case F.Replaced{world,_}: world
    case F.ReplaceRejected{world,_,_}: world

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/column.bend&name=Column
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/component.bend&name=Replacement
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/world.bend&name=World