protected override void VisitCallMethod(CallMethod node, object data)
{
ParameterValues paramVals =
state.Stack.Perform_CallMethod(node.Method, node.IsVirtCall);
if (node.IsVirtCall)
{
paramVals.ChooseVirtualMethod();
}
Exception exc = null;
Value retVal = null;
if (holder.ContainsMethodBody(paramVals.Method))
{
retVal = InterpretMethod(holder, holder[paramVals.Method], paramVals, out exc, indent + " ");
}
else
{
retVal = paramVals.Invoke(out exc);
}
if (exc == null)
{
if (retVal != null)
{
state.Stack.Push(retVal);
}
AddTask(node.Next);
}
else
{
HandleException(node, exc);
}
}
protected override void VisitNewObject(NewObject node, object data)
{
ParameterValues paramVals =
state.Stack.Perform_CreateObject(node.Constructor);
Exception exc = null;
if (holder.ContainsMethodBody(paramVals.Method))
{
InterpretMethod(holder, holder[paramVals.Method], paramVals, out exc, indent + " ");
}
else
{
paramVals.Invoke(out exc);
}
if (exc == null)
{
AddTask(node.Next);
}
else
{
HandleException(node, exc);
}
}
internal Node InterpretNode(Node downNode)
{
Node nextDown;
Exception exc;
this.state.InterpretNode(downNode, out nextDown, out exc);
if (nextDown != null && exc == null)
{
return(nextDown);
}
else if (downNode is CallMethod)
{
ParameterValues paramVals = this.state.Stack.Perform_CallMethod((downNode as CallMethod).Method, (downNode as CallMethod).IsVirtCall);
Value retVal = paramVals.Invoke(out exc);
if (exc != null)
{
throw new InternalException();
}
if (retVal != null)
{
state.Stack.Push(retVal);
}
return(downNode.Next);
}
else if (downNode is NewObject)
{
ParameterValues paramVals = state.Stack.Perform_CreateObject((downNode as NewObject).Constructor);
paramVals.Invoke(out exc);
if (exc != null)
{
throw new InternalException();
}
return(downNode.Next);
}
else
{
throw new IncorrectBTAnnotationException();
}
}
