public override void CopyFrom(YqlNode source)
{
base.CopyFrom(source);
var castedSource = (YqlOperationNode)source;
Operation = castedSource.Operation;
Args.Clear();
Args.AddRange(castedSource.Args.Select(x => x.Clone()));
}
protected override void LoadXmlElement(XElement element)
{
// As a special case, YqlOperationNode defines an XML element for each operation
Operation = (YqlOperation)Enum.Parse(typeof(YqlOperation), element.Name.ToString());
Debug.Assert(Args.Count == 0);
foreach (XElement childElement in element.Elements())
{
Args.Add(LoadFromXml(childElement));
}
}
public YqlOperationNode(YqlOperation operation, params YqlNode[] args)
{
this.Operation = operation;
this.Args.AddRange(args);
}
