Outline.starting.go: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/syntax/outline.bend as Outline
Lines 572-580 of bolt@1.27.0.0/src/syntax/outline.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/syntax/outline.bend&start_line=572&end_line=580

import Base

def starting.go(items: List<&2, Item>, +prefix: String, +qual: String, +seen: List<&2, String>) -> List<&2, Item>:
  match items:
    case Nil{}:
      Nil{}
    case Con{Item{+k, +nm, l, s, d, p}, t}:
      +take = Bool.and(Bool.and(Bool.not(is_import(k)), String.starts_with(nm, prefix)), Bool.not(has(seen, nm)))
      # one recursive call: Bool.pick evaluates both of its branches
      +rest = starting.go(t, prefix, qual, Bool.pick(List<&2, String>, take, nm <> seen, seen))
      Bool.pick(List<&2, Item>, take, Item{k, qual ++ nm, l, s, d, p} <> rest, rest)

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.starts_with
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/outline.bend&name=Item
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/outline.bend&name=has
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/outline.bend&name=is_import