On Nov 3, 2012, at 4:53 PM, Mark S. Miller wrote: > On Fri, Nov 2, 2012 at 5:26 PM, Allen Wirfs-Brock <al...@wirfs-brock.com> > wrote: > > Also any reason contains should be provided for WeakMap? I not seeing why it > shouldn't be there too. > > Yes! > > The set of values actually contained by the WeakMap at any moment is > non-deterministic, depending on the scheduling of gc. But this > non-determinism is non-observable. WeakMap.contains would make it observable.
yup > > > -- > Cheers, > --MarkM
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