public ParamDefinedEvent DefineParameter(Concept2 concept, Concept2 parameter, ConceptInstance pattern)
{
var result = new ParamDefinedEvent(concept, parameter, pattern);
PushToAll(result);
return(result);
}
internal static ConceptInstance GetValue(ConceptInstance instance, ParamDefinedEvent parameter, BeamNode node)
{
var currentNode = node;
while (currentNode != null)
{
var substitutionEvent = currentNode.Evt as PropertySetEvent;
var propertyMatch = substitutionEvent?.Target.Property == parameter.Property || parameter.Property == Concept2.Something;
if (substitutionEvent?.Target.Instance == instance && propertyMatch)
{
return(substitutionEvent.SubstitutedValue);
}
currentNode = currentNode.ParentNode;
}
return(null);
}
internal ConceptInstance GetValue(ConceptInstance instance, ParamDefinedEvent parameter)
{
return(GetValue(instance, parameter, getCurrentNode()));
}
internal virtual void Visit(ParamDefinedEvent evt)
{
// nothing to do by default
}
