collectClassNamesFromSubtree method
Collects class names for the node with given id and all of it's child nodes.
nodeId
Id of the node to collect class names.
Returns: Class name list.
Implementation
Future<List<String>> collectClassNamesFromSubtree(NodeId nodeId) async {
var result = await _client.send('DOM.collectClassNamesFromSubtree', {
'nodeId': nodeId,
});
return (result['classNames'] as List).map((e) => e as String).toList();
}