addAll method
Implementation
void addAll(List<(Range range, Set<E> values)> elements) {
for (var i = 0; i < elements.length; i++) {
final element = elements[i];
final range = element.$1;
final values = element.$2;
final interval = Interval(range.$1, range.$2, values);
_intervals.add(interval);
}
_intervals = IntervalCombiner(intervals: _intervals).combine();
_intervalsView = null;
}