Ok, got it. Thanks for all the explanations!

On Wed, Dec 2, 2009 at 12:27 PM, Lukas Renggli <[email protected]> wrote:

> #become: swaps the two pointers, so both objects continue to exist.
>
> Use the asymmetric variant #becomeForward: to get rid of an object.
>
> And you probably also need a "Smalltalk garbageCollect" to make the
> object really disappear.
>
> Lukas
>
>
>
> 2009/12/2 Stéphane Ducasse <[email protected]>:
> > become: changes the pointer pointing to the objects not the object
> itself.
> > So I'm not sure that instance should be changed.
> >
> > If I remember correctly what allinstances does is that it use nextObject
> to
> > iterate over the object spaces.
> >
> > Stef
> >
> > On Dec 2, 2009, at 10:21 AM, Mariano Martinez Peck wrote:
> >
> >> Hi!  Look this peace of code:
> >>
> >> | instance |
> >> instance := TestCase new.
> >> Transcript show: TestCase allInstances size; cr.
> >> instance become: 'aString'.
> >> Transcript show: TestCase allInstances size; cr.
> >>
> >>
> >> The size of TestCase instances is always the same. Although I used
> become: (and changed to an instance of another class) to one of its
> instances.
> >>
> >> So, my main question is, is this correct ?   Or the message allInstances
> to TestCase should not take into account the instance I sent the message
> become:  ?
> >>
> >> Thanks in advance.
> >>
> >> Mariano
> >>
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> >
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>
>
>
> --
> Lukas Renggli
> http://www.lukas-renggli.ch
>
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