[Pharo-project] Another fixes to finalization (was Re: [update 1.2] #12161 - #12172)

Stéphane Ducasse stephane.ducasse at inria.fr
Tue Oct 5 02:49:53 EDT 2010


>>> 
> 
> Moreover, case (b) comes from the inability to dynamically add extra
> slot(s) to object,
> which you can easily do in Self or JavaScript, but can't do in smalltalk.
> 
> 
> 
> It can be done better, with extra VM features, but without those, it's pretty close to best possible solution IMHO.
> There are already two different classes for a) and b): WeakRegistry and WeakKeyDictionary (and subclasses).

Igor Levente is right.
Having dynamic slots to object is nearly a paradigm shift. So let us focus on what we can do now.
Now is there a technical problem to apply the solution implemented by levente in Squeak?
Because if not this is what we should do.

Stef



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