Pin.gaps.step: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/share/pin.bend as Pin
Lines 37-45 of ezx@1.11.0.0/src/share/pin.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/share/pin.bend&start_line=37&end_line=45

import Base

# this pin's gap when it has one, otherwise the rest's. The rest arrives as a
# thunk and only the arm that wants it applies it, so the first gap stops the
# scan.
def gaps.step(none: Bool, here: String, rest: Unit -> String) -> String:
  match none:
    case True{}:
      rest(Unit{})
    case False{}:
      here

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