def Iso8601.dur.unit_dot
import bend-time-lib@0.4.0.1/iso8601.bend as Iso8601import Base
414def Iso8601.dur.unit_dot(
415 st: Iso8601.DurS, n: U32, is_dot: Bool
416) -> Iso8601.DurC:
417 match is_dot:
418 case True{}:
419 DurCont{st, DFrac{n, 0, 9n}}
420 case False{}:
421 DurFail{Invalid{}}