def Iso8601.dur.ndig2
import bend-time-lib@0.4.0.1/iso8601.bend as Iso8601import Base
import bend-scanner@0.1.0.0/parse.bend as P
400def Iso8601.dur.ndig2(
401 off: Nat, st: Iso8601.DurS, +acc: U32, +h: Char, s: P.Parse.St
402) -> Iso8601.DurC:
403 match s:
404 case P.StOv{}:
405 DurFail{Overflow{off}}
406 case P.StBad{_}:
407 DurFail{Invalid{}}
408 case P.StOk{}:
409 DurCont{st, DNum{P.Parse.nacc(acc, h)}}