addExternalElementToElement method

Implementation

@override
List<Node>? addExternalElementToElement(
    Node element, Object? externalElement) {
  if (element.isA<Element>()) {
    var jsAny = externalElement.asJSAny;
    if (jsAny.isA<Node>()) {
      element.appendChild(externalElement as Node);
      return [externalElement];
    }
  }

  return null;
}