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rangeRefinedBy(temporal) {
if (this._rangeUnit === ChronoUnit.WEEKS) {
return this._range;
}
let field = null;
if (this._rangeUnit === ChronoUnit.MONTHS) {
field = ChronoField.DAY_OF_MONTH;
} else if (this._rangeUnit === ChronoUnit.YEARS) {
field = ChronoField.DAY_OF_YEAR;
} else if (this._rangeUnit === IsoFields.WEEK_BASED_YEARS) {
return this._rangeWOWBY(temporal);
} else if (this._rangeUnit === ChronoUnit.FOREVER) {
return temporal.range(ChronoField.YEAR);
} else {
throw new IllegalStateException('unreachable');
}
// Offset the ISO DOW by the start of this week
const sow = this._weekDef.firstDayOfWeek().value();
const isoDow = temporal.get(ChronoField.DAY_OF_WEEK);
const dow = MathUtil.floorMod(isoDow - sow, 7) + 1;
const offset = this._startOfWeekOffset(temporal.get(field), dow);
_localizedWeekOfMonth(temporal, dow) {
const dom = temporal.get(ChronoField.DAY_OF_MONTH);
const offset = this._startOfWeekOffset(dom, dow);
return ComputedDayOfField._computeWeek(offset, dom);
}