On Thu, Aug 29, 2019 at 5:30 PM Daniel Kinzler <dkinzler(a)wikimedia.org> wrote:
But subclassing across module boundaries should be
restricted to classes
explicitly documented to act as extension points. If we could enforce this
automatically, that would be excellent.
Well, for classes that aren't supposed to be subclassed at all, we
could mark them final. :)