Clock.time.week.of: def of ezsys@0.1.0.0
Import: import ezsys@0.1.0.0/src/clock.bend as Clock
Lines 325-330 of ezsys@0.1.0.0/src/clock.bend: https://jend.leeeet.dev/read.txt?path=ezsys@0.1.0.0/src/clock.bend&start_line=325&end_line=330

import Base

# the ISO year and week of a week's Thursday: the Thursday's calendar year,
# and how many Thursdays of that year it is
def time.week.of(+thu: U32, date: Ymd) -> U32 & U32:
  match date:
    case Ymd{+year, _month, _day}:
      (year, ((thu - time.jan1(year)) / 7 + 1 : U32))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.div
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=ezsys@0.1.0.0/src/clock.bend&name=Ymd
  https://jend.leeeet.dev/definition.txt?path=ezsys@0.1.0.0/src/clock.bend&name=time.jan1