Set.new: def of Base
Import: import Base
Lines 3080-3081 of Base/base.bend: https://jend.leeeet.dev/read.txt?path=Base/base.bend&start_line=3080&end_line=3081

import Base

def Set.new() -> Set():
  Map.new(&2, Unit)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Map.new
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit