IntrusiveDoublyLinkedList.prepend_as: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/intrusive_doubly_linked_list.bend as IntrusiveDoublyLinkedList
Lines 32-35 of bend-collections@1.0.0.0/src/containers/intrusive_doubly_linked_list.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/intrusive_doubly_linked_list.bend&start_line=32&end_line=35

import Base
import bend-collections@1.0.0.0/src/containers/internal/intrusive_list.bend as Impl

# Prepend a detached node in O(1), using separate read/write contexts.
# Calls the nonempty root setter exactly once.
def prepend_as(~S: Type, ~N: Data, ~H: Data, ~I: Data, ~get_head: S -> H -> S & Maybe<&2, N>, ~set_next: S -> N -> Maybe<&2, N> -> S, ~set_prev: S -> N -> Maybe<&2, N> -> S, ~set_head_nonempty: S -> I -> N -> S, s: S, +h: H, +i: I, +node: N) -> S:
  Impl.prepend_as(~S, ~N, ~H, ~I, ~get_head, ~set_next, ~set_prev, ~set_head_nonempty, s, h, i, node)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/internal/intrusive_list.bend&name=prepend_as