static L<Method> allLiveMethodsBelowClass(O o, Class base) {
  Class c = _getClass(o);
  bool isInstance = c != o;
  new L<Method> methods;
  while (c != null && c != base) {
    for (Method m : c.getDeclaredMethods())
      if (isInstance != isStaticMethod(m))
        methods.add(m);
    c = c.getSuperclass();
  }
  ret methods;
}