Function setWeek

pkgs/core/src/setWeek/index.ts:59–71

(
  date: DateArg<DateType>,
  week: number,
  options?: SetWeekOptions<ResultDate>,
)

 * //=> Sun Jan 4 2004 00:00:00
 */
export function setWeek<
  DateType extends Date,
  ResultDate extends Date = DateType,
>(
  date: DateArg<DateType>,
  week: number,
  options?: SetWeekOptions<ResultDate>,
): ResultDate {
  const date_ = toDate(date, options?.in);
  const diff = getWeek(date_, options) - week;
  date_.setDate(date_.getDate() - diff * 7);
  return toDate(date_, options?.in);
}