def Iso8601.per.unit_y
import bend-time-lib@0.4.0.1/iso8601.bend as Iso8601import Base
726def Iso8601.per.unit_y(
727 st: Iso8601.PerS, n: U32, +c: Char, is_y: Bool
728) -> Iso8601.PerC:
729 match is_y:
730 case True{}:
731 Iso8601.per.cont_r(Iso8601.per.put_y(st, n), PSeek{})
732 case False{}:
733 Iso8601.per.unit(st, n, c)