Maybe.map: def of Base
Import: import Base
Lines 850-857 of Base/base.bend: https://jend.leeeet.dev/read.txt?path=Base/base.bend&start_line=850&end_line=857

import Base

def Maybe.map(
  a, -A: Kind(a), -B: Kind(a), f: A -> B, m: Maybe<a, A>
) -> Maybe<a, B>:
  match m:
    case None{}:
      None{}
    case Some{x}:
      Some{f(x)}

Uses (1):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe