getClassList method
Returns the isolate's class list, or null when the VM does not
implement getClassList.
Implementation
Future<ClassList?> getClassList() async {
_ensureConnected();
if (!_supportsClassList) return null;
try {
return await _vmService!.getClassList(_isolateId!);
} catch (_) {
_supportsClassList = false;
return null;
}
}