findReservedNames method
Returns all the reserved names, including from ancestor mixins.
Implementation
Iterable<String> findReservedNames() {
final names = <String>{};
for (PbMixin? m = this; m != null; m = m.parent) {
names.add(m.name);
if (m.reservedNames != null) {
names.addAll(m.reservedNames!);
}
}
return names;
}