public bool isDerivedFromAnonymous(Context context, CategoryDeclaration thisDecl, CategoryDeclaration otherDecl)
{
// an anonymous category extends 1 and only 1 category
String baseName = otherDecl.getDerivedFrom()[0];
// check we derive from root category (if not extending 'any')
if (!"any".Equals(baseName) && !thisDecl.isDerivedFrom(context, new CategoryType(baseName)))
{
return(false);
}
foreach (String attribute in otherDecl.GetAllAttributes(context))
{
if (!thisDecl.hasAttribute(context, attribute))
{
return(false);
}
}
return(true);
}
public override bool isMoreSpecificThan(Context context, IType other)
{
if (other is NullType || other is AnyType || other is MissingType)
{
return(true);
}
if (!(other is CategoryType))
{
return(false);
}
CategoryType otherCat = (CategoryType)other;
if (otherCat.isAnonymous())
{
return(true);
}
CategoryDeclaration thisDecl = context.getRegisteredDeclaration <CategoryDeclaration>(this.GetTypeName());
if (thisDecl.isDerivedFrom(context, otherCat))
{
return(true);
}
return(false);
}