Lazy.and_then: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/lazy/lazy.bend as Lazy
Lines 34-40 of bolt@1.27.0.0/src/lazy/lazy.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/lazy/lazy.bend&start_line=34&end_line=40

import Base

# what rest gives when a, else False: `and` that stops at the first False
def and_then(aa: Bool, rest: Unit -> Bool) -> Bool:
  match aa:
    case True{}:
      rest(Unit{})
    case False{}:
      False{}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit