BalancedSearchTree.view_extreme: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend as BalancedSearchTree
Lines 1427-1430 of bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&start_line=1427&end_line=1430

import Base

def view_extreme(~K: Data, ~V: Data, ~cmp: K -> K -> Cmp, view: View<K, V, cmp>, +first: Bool) -> View<K, V, cmp> & Maybe<&2, Entry<K, V>>:
  View{m, +lower, +upper, +descending} = view
  +up = pick(Bool, descending, Bool.not(first), first)
  view_entry_result(~K, ~V, ~cmp, lower, upper, descending, entry_snapshot(~K, ~V, ~cmp, range_start(~K, ~V, ~cmp, m, pick(Bound<K>, up, lower, upper), up)))

Uses (12):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Cmp
  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/balanced_search_tree.bend&name=Bound
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&name=Entry
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&name=View
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&name=entry_snapshot
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&name=pick
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&name=range_start
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend&name=view_entry_result