getAllSets method
Gets all sets as a list of sets
Implementation
List<Set<T>> getAllSets() {
final sets = <Set<T>>[];
final processed = <T>{};
for (final element in _nodes.keys) {
if (!processed.contains(element)) {
final setElements = getSetElements(element);
sets.add(setElements);
processed.addAll(setElements);
}
}
return sets;
}