private static void CollectImplementedInterfaces(TypeReference type, HashSet<TypeReference> results)
{
var typeResolver = TypeResolver.For (type);
var typeDef = type.Resolve ();
foreach (var implementedInterface in typeDef.Interfaces) {
var interfaceType = typeResolver.Resolve (implementedInterface.InterfaceType);
results.Add (interfaceType);
CollectImplementedInterfaces (interfaceType, results);
}
}