numberOfWeeks property

int get numberOfWeeks

Implementation

int get numberOfWeeks {
  // https://en.wikipedia.org/wiki/ISO_week_date#Weeks_per_year
  final isLongWeek = lastDay.weekday == Weekday.thursday ||
      previous.lastDay.weekday == Weekday.wednesday;
  return isLongWeek ? 53 : 52;
}