/// <summary>
/// Add a class to this module
/// If this class already exists, throw an exception
/// </summary>
/// <param name="aClass">The class to be added</param>
public void AddClass(ClassDef aClass)
{
ClassDef eClass = GetClass(aClass.NameSpace(),aClass.Name());
if (eClass != null)
throw new DescriptorException("Class " + aClass.NameString());
classes.Add(aClass);
// MERGE change Refs to Defs here, fix this
aClass.SetScope((PEFile)this);
}