def IsoWeek.start

bend-time-lib@0.4.0.1 · week.bend:7

import Base
import bend-time-lib@0.4.0.1/date.bend as D

7def IsoWeek.start(d: D.Date) -> Result<&2, &2, D.Date.Error, D.Date>:
8  D.Date.previous_or_same_weekday(d, D.Mon{})