List.find: def of Base
Import: import Base
Lines 1124-1129 of Base/base.bend: https://jend.leeeet.dev/read.txt?path=Base/base.bend&start_line=1124&end_line=1129

import Base

def List.find(~A: Data, ~f: A -> Bool, xs: List<&2, A>) -> Maybe<&2, A>:
  match xs:
    case Nil{}:
      None{}
    case +h <> t:
      List.find.if(A, h, u => List.find(~A, ~f, t), f(h))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.find.if
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe