Column.recover_selected_rows: def of bendvy-ecs-core@0.1.0.3
Import: import bendvy-ecs-core@0.1.0.3/column.bend as Column
Lines 171-176 of bendvy-ecs-core@0.1.0.3/column.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.3/column.bend&start_line=171&end_line=176

import Base
import owner_handoff.bend as H

# Partial evaluation of selected recovery's unused ID-list projection.
# Actual affine owners and ascending Array.set writes are unchanged.
def recover_selected_rows(-S:Data,-C:Type,rows:H.PrototypeHandoffRows<S,C>,values:Array<Maybe<&1,C>>) -> Array<Maybe<&1,C>>:
  match rows:
    case H.HandoffNil{}: values
    case H.HandoffCon{+id,owner,rest}: recover_selected_rows(S,C,rest,Array.set(Maybe<&1,C>,values,U32.sub(id,1),Some{owner}))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.3/owner_handoff.bend&name=PrototypeHandoffRows