bool
FreezeScript::AnalyzeTransformVisitor::checkClasses(const ClassDeclPtr& from, const ClassDeclPtr& to)
{
string fromScoped = from->scoped();
string toScoped = to->scoped();
if(fromScoped == toScoped)
{
return true;
}
//
// The types don't match, so check them for compatibility. Specifically,
// look up the old type id in the new Slice and see if it has the target
// type as a base class.
//
TypeList l = to->unit()->lookupTypeNoBuiltin(from->scoped(), false);
if(!l.empty())
{
ClassDeclPtr decl = ClassDeclPtr::dynamicCast(l.front());
if(decl)
{
ClassDefPtr def = decl->definition();
if(def)
{
ClassList bases = def->allBases();
for(ClassList::iterator p = bases.begin(); p != bases.end(); ++p)
{
if((*p)->scoped() == toScoped)
{
return true;
}
}
}
}
}
return false;
}
