[Vm-dev] Re: Is SmallInteger a really too dangerous class?

Mariano Martinez Peck marianopeck at gmail.com
Tue Dec 14 19:38:42 UTC 2010

On Tue, Dec 14, 2010 at 10:18 AM, Andreas Raab <andreas.raab at gmx.de> wrote:

> On 12/14/2010 1:09 AM, Igor Stasenko wrote:
>> Notice I want to add a class variable to SmallIneteger, not instVar.
>>>> This is not really a VM question. Class variables are held in a
>>>> dictionary. The VM knows nothing about this.
>>> And of course class vars are added by using #addClassVarName: not
>>> #addInstVarName:.
>> class inst var should be ok too. Not sure what the correct message for
>> adding it programmatically.
> Obviously that would be "self ->class<- addInstVarName:
> 'classInstVarName'".

Conclusion:  do not program while building the christmas tree with your wife

> BTW, you do realize that you can try all of this right in the browser, no?
> All you need is to go to class SmallInteger and edit the class definition.
> Then you can see whether it is possible to add instance variables (it's
> not), class variables (works fine), or class instance variables (works fine,
> too). And once you've tried this it should be pretty obvious that your code
> is broken and not the VM and/or ClassBuilder.

yes, that a good tip. Thanks

> Cheers,
>  - Andreas
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