IntrusiveList.fold_loop: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/internal/intrusive_list.bend as IntrusiveList
Lines 151-156 of bend-collections@1.0.0.0/src/containers/internal/intrusive_list.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/internal/intrusive_list.bend&start_line=151&end_line=156

import Base
import bend-collections@1.0.0.0/src/containers/types/intrusive_doubly_linked_list.bend as E

def fold_loop(~S: Type, ~N: Data, ~V: Data, ~A: Type, ~C: Data, ~next: S -> N -> S & Maybe<&2, N>, ~value: S -> N -> S & V, ~fn: S -> C -> A -> V -> S & A, +fuel: Nat, +c: C, r: S & (Maybe<&2, N> & A)) -> S & Result<&2, &1, E.Error, A>:
  match fuel r:
    case _ Tuple{s, Tuple{None{}, acc}}: (s, Done{acc})
    case 0n Tuple{s, Tuple{Some{node}, acc}}: (s, Fail{E.LimitExceeded{}})
    case 1n+p Tuple{s, Tuple{Some{node}, acc}}:
      fold_loop(~S, ~N, ~V, ~A, ~C, ~next, ~value, ~fn, p, c, fold_step(~S, ~N, ~V, ~A, ~C, ~next, ~value, ~fn, s, node, c, acc))

Uses (7):
  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=bend-collections@1.0.0.0/src/containers/internal/intrusive_list.bend&name=fold_step
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/intrusive_doubly_linked_list.bend&name=Error