That looks pretty much right on. Thanks Tom! Can anyone give any insight as to how likely it is this might actually happen?
-C On Dec 10, 2009, at 10:03 AM, Tom Van Cutsem wrote: > Hi, > > I think what you are looking for is this: > http://wiki.ecmascript.org/doku.php?id=strawman:weak_references > > Cheers, > Tom > > On Thu, Dec 10, 2009 at 9:44 AM, Charles Jolley <char...@sproutit.com> wrote: > Hi, > > I was wondering if any thought has gone into adding weak references and > destructors to Harmony. > > We are finding that as we build large, long running JS apps, it is very hard > to keep memory under control using the built-in GC since any reference - even > for caching - will prevent the memory from being reclaimed. > > If we had a way to keep weak references for caches, the GC could reclaim a > lot more of our memory automatically. If a destructor were called before an > object was dealloc'ed, we could clean up caches and tear down additional > references, possibly allowing further memory to be reclaimed as well. > > Of course I can implement something like explicit reference counting in > existing ES engines to get around this but then we lose many of the benefits > of automated GC. > > -Charles > > _______________________________________________ > es-discuss mailing list > es-discuss@mozilla.org > https://mail.mozilla.org/listinfo/es-discuss >
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