Normalization.keep_in.go: def of unified-nsga-iii@0.2.2.0
Import: import unified-nsga-iii@0.2.2.0/normalization.bend as Normalization
Lines 561-566 of unified-nsga-iii@0.2.2.0/normalization.bend: https://jend.leeeet.dev/read.txt?path=unified-nsga-iii@0.2.2.0/normalization.bend&start_line=561&end_line=566

import Base
import unified-nsga-iii@0.2.2.0/util.bend as Util

def keep_in.go(idxs: List<&2, Nat>, +pool: List<&2, Nat>) -> List<&2, Nat>:
  match idxs:
    case Nil{}:
      Nil{}
    case +i <> t:
      Util.keep_if(Nat, i, keep_in.go(t, pool), Util.in_nats(i, pool))

Uses (4):
  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=unified-nsga-iii@0.2.2.0/util.bend&name=in_nats
  https://jend.leeeet.dev/definition.txt?path=unified-nsga-iii@0.2.2.0/util.bend&name=keep_if