TupleClass<T extends List> constructor
Implementation
TupleClass(List<CType> components) : super() {
_components = components;
_fields = (Map.from(makeMap(components))).entries.toList();
_fields.sort(
(a, b) => idlLabelToId(a.key).toInt() - idlLabelToId(b.key).toInt());
}