DoublyLinkedList.neighbour_result: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/doubly_linked_list.bend as DoublyLinkedList
Lines 119-126 of bend-collections@1.0.0.0/src/containers/doubly_linked_list.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/doubly_linked_list.bend&start_line=119&end_line=126

import Base
import bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend as R
import bend-collections@1.0.0.0/src/containers/types/internal_dlist.bend as I
import bend-collections@1.0.0.0/src/containers/types/doubly_linked_list.bend as E

def neighbour_result(~T: Data, tag: U32, depth: Nat, cap: U32, gens: Array<U32>, r: R.DList<T> & Result<&2, &2, I.Error, Maybe<&2, I.Handle>>) -> DList<T> & E.Obs<T>:
  match r:
    case Tuple{raw, Fail{e}}:
      (DL{tag, depth, cap, raw, gens}, E.ONbr{Fail{error(e)}})
    case Tuple{raw, Done{None{}}}:
      (DL{tag, depth, cap, raw, gens}, E.ONbr{Done{None{}}})
    case Tuple{raw, Done{Some{I.H{owner, +id}}}}:
      neighbour_gen(~T, tag, depth, cap, raw, owner, id, Array.get(U32, gens, id))

Uses (15):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/doubly_linked_list.bend&name=DList
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/doubly_linked_list.bend&name=error
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/doubly_linked_list.bend&name=neighbour_gen
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend&name=DList
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/doubly_linked_list.bend&name=Obs
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/internal_dlist.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/internal_dlist.bend&name=Handle