private void PrepareNext()
{
m_elementIndex++;
if (m_elementIndex == m_node.GetNumberOfContextElements(m_contextIndex))
{
// In case where the first element is also the last
m_endOfContext = true;
}
}
private void PrepareNext()
{
m_elementIndex++;
// if element index reaches the end of context
if (m_elementIndex == m_node.GetNumberOfContextElements(m_contextIndex))
{
m_contextIndex++;
// Find the next non-empty context
while (m_contextIndex < m_node.M_NumberOfContexts &&
m_node.GetNumberOfContextElements(m_contextIndex) == 0)
{
m_contextIndex++;
}
m_elementIndex = 0;
}
}
public override int VisitAssignmentOpetators(RASTElement currentNode)
{
RASTComposite current = currentNode as RASTComposite;
// Visit assignment opetator left context
if (current.GetNumberOfContextElements(ContextType.CT_EXPR_ASSIGNMENT_OPETATORS_LEFT) > 0)
{
foreach (RASTElement element in current.GetContextChildren(ContextType.CT_EXPR_ASSIGNMENT_OPETATORS_LEFT))
{
scopeSystem.AddSymbol(element.M_Label, "Local Variable");
}
}
base.VisitAssignmentOpetators(currentNode);
return(0);
}
public override int VisitDefineFunction(RASTElement currentNode)
{
RASTComposite current = currentNode as RASTComposite;
scopeSystem.EnterEnviroment(currentNode.M_Label);
// Visit function's definition params context
if (current.GetNumberOfContextElements(ContextType.CT_EXPR_DEFINE_FUNCTION_PARAMS) > 0)
{
foreach (RASTElement element in current.GetContextChildren(ContextType.CT_EXPR_DEFINE_FUNCTION_PARAMS))
{
scopeSystem.AddSymbol(element.M_Label, "Formal Parameter");
}
}
base.VisitDefineFunction(currentNode);
scopeSystem.LeaveEnviroment();
return(0);
}