On Sun, Oct 25, 2009 at 6:34 PM, Caleb Clausen <vikkous / gmail.com> wrote:
> In my own projects, I use _id2ref/__id__ in a couple places that I can
> recall. So, I was about to object to it going away... but on
> reflection, it seems like _id2ref can always be replaced by a WeakRef,
> (at least when running in JRuby). So, removing it shouldn't really be
> a problem.

Yes, all cases of _id2ref could be implemented yourself by building a
weak map from your own user-generated (or from object_id) to objects.
So I think there's probably no good reason we need to have _id2ref
support if we have our own weakref implementation.

- Charlie