getFestivals method
Implementation
List<String> getFestivals() {
List<String> l = <String>[];
String? f = LunarUtil.FESTIVAL['$_month-$_day'];
if (null != f) {
l.add(f);
}
if (_month.abs() == 12 && _day >= 29 && _year != next(1).getYear()) {
l.add('除夕');
}
return l;
}