getCollection method
Implementation
@override
Iterable<PageNode> getCollection(PageNode node,
{bool simplify = true, Map<String, dynamic>? initialVariables}) {
final result =
execute(node, simplify: false, initialVariables: initialVariables);
// _log.fine(
// "getCollection result: $result ${result.runtimeType} ${result.length}");
return List<PageNode>.from(result);
}