void ActionListSwitch::GenerateCaseMap()
{
Datum& cases = Actions();
Datum::DatumType switchType = Datum::DatumType::UNKNOWN;
if (cases.Size() > 0)
{
delete mCaseMap;
mCaseMap = new Hashmap<Datum, ActionListSwitchCase*>(cases.Size());
Datum* conditionDatum = Search((*this)[ATTRIBUTE_SWITCH_VALUE].Get<std::string>());
if (conditionDatum == nullptr)
{
std::stringstream str;
str << "Undefined variable: " << (*this)[ATTRIBUTE_SWITCH_VALUE].Get<std::string>();
throw std::exception(str.str().c_str());
}
switchType = conditionDatum->Type();
}
for (uint32_t i = 0; i < cases.Size(); i++)
{
ActionListSwitchCase* switchCase = cases.Get<Scope>(i).As<ActionListSwitchCase>();
if (switchCase == nullptr)
continue;
if (switchCase->DefaultCase)
{
Adopt(ActionListSwitchCase::ATTRIBUTE_DEFAULT, *switchCase);
}
else
{
Datum d;
d.SetType(switchType);
d.SetFromString(switchCase->operator[](ActionListSwitchCase::ATTRIBUTE_CASE_VALUE).Get<std::string>());
mCaseMap->Insert(d, switchCase);
}
}
}
//Add a fresh scope with a given name
Scope& Scope::AppendScope(const std::string& name)
{
Datum d;
d.SetType(Datum::TABLE);
Scope *s = new Scope(10);
s->mParent = this;
d.Set(s);
std::pair <std::string, Datum> newItem(name, d);
Hashmap<std::string, Datum>::Iterator newLocation = mHashMap.Insert(newItem);
std::pair <std::string, Datum> *itemAdress = &(*newLocation);
mOrderVector.PushBack(itemAdress);
return *s;
}
//Add a scope to our table with a given name and index
void Scope::Adopt(Scope* newChild, const std::string& name, std::uint32_t index)
{
newChild->Orphan();
Hashmap<std::string, Datum>::Iterator it = mHashMap.Find(name);
//If the new item isn't present, add it to the hash map
if (it == mHashMap.end())
{
newChild->mParent = this;
Datum d;
d.SetType(Datum::TABLE);
d.Set(newChild);
std::pair <std::string, Datum> newItem(name, d);
Hashmap<std::string, Datum>::Iterator newLocation = mHashMap.Insert(newItem);
std::pair <std::string, Datum> *itemAdress = &((*newLocation));
mOrderVector.PushBack(itemAdress);
}
//Otherwise, set the scope item to the given index in the datum
else
{
//Ensure that the datum we're adopting into doesn't have external memory
if ((*it).second.IsExternal())
{
return;
}
(*it).second.Set(newChild, index);
}
}
