/// <summary>
/// Evaluates the node, using the variables provided in the <paramref name="Variables"/> collection.
/// </summary>
/// <param name="Variables">Variables collection.</param>
/// <returns>Result.</returns>
public override IElement Evaluate(Variables Variables)
{
IElement E = this.Argument.Evaluate(Variables);
object Obj = E.AssociatedObjectValue;
IPropertyEnumerator Enumerator = GetEnumerator(Obj.GetType());
return(Enumerator?.EnumerateProperties(Obj) ?? ObjectValue.Null);
}
private static IPropertyEnumerator GetEnumerator(Type T)
{
lock (enumerators)
{
if (enumerators.TryGetValue(T, out IPropertyEnumerator Enumerator))
{
return(Enumerator);
}
}
IPropertyEnumerator Best = Types.FindBest <IPropertyEnumerator, Type>(T);
lock (enumerators)
{
enumerators[T] = Best;
}
return(Best);
}
