DlistStorage.peek_end: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend as DlistStorage
Lines 437-442 of bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend&start_line=437&end_line=442

import Base

def peek_end(~T: Data, +tag: U32, +fresh: U32, +free: U32, count: Nat, +head: U32, +tail: U32, +depth: Nat, +cap: U32, vals: Array<Maybe<&2, T>>, prevs: Array<U32>, nexts: Array<U32>, +l: U32, empty: Bool) -> DList<T> & Maybe<&2, T>:
  match empty:
    case True{}:
      (DL{tag, fresh, free, count, head, tail, depth, cap, vals, prevs, nexts}, None{})
    case False{}:
      peek_fin(~T, tag, fresh, free, count, head, tail, depth, cap, prevs, nexts, Array.get(Maybe<&2, T>, vals, slot(l)))

Uses (11):
  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=Bool
  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=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/internal/dlist_storage.bend&name=DList
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend&name=peek_fin
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/internal/dlist_storage.bend&name=slot