Outline.add: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/syntax/outline.bend as Outline
Lines 248-254 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=248&end_line=254

import Base

# an item, when there is one, onto the items
def add(mm: Maybe<&2, Item>, out: List<&2, Item>) -> List<&2, Item>:
  match mm:
    case None{}:
      out
    case Some{item}:
      item <> out

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/outline.bend&name=Item