Re: [Pharo-users] Package extension. Adding instance variables to classes

[Alidra Abdelghani via Pharo-users]

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Ok, got it.

Thanks Guille

Abdelghani
> On 10 May 2018, at 21:59, Guillermo Polito <guillermopol...@gmail.com> wrote:
> 
> Just be careful, that privateState thing looks like a Moose only Famix 
> feature. It't not available in plain Pharo objects :)
> 
> On Wed, May 9, 2018 at 2:09 AM, Alidra Abdelghani via Pharo-users 
> <pharo-users@lists.pharo.org <mailto:pharo-users@lists.pharo.org>> wrote:
> 
> 
> ---------- Forwarded message ----------
> From: Alidra Abdelghani <alidran...@yahoo.fr <mailto:alidran...@yahoo.fr>>
> To: Pavel Krivanek <pavel.kriva...@gmail.com 
> <mailto:pavel.kriva...@gmail.com>>
> Cc: Any question about pharo is welcome <pharo-users@lists.pharo.org 
> <mailto:pharo-users@lists.pharo.org>>
> Bcc: 
> Date: Wed, 9 May 2018 01:09:06 +0100
> Subject: Re: Package extension. Adding instance variables to classes
> Hi Pavel,
> 
> Thank you for your answer.
> I actually didn’t know about this mechanism. 
> I think it is will do the job :)
>  I have probably to rewrite some parts pf my code to access my variables 
> through privateState.  no?
> 
> 
> Thanks again
> Abdelghani
>> On 07 May 2018, at 13:15, pharo-users-requ...@lists.pharo.org 
>> <mailto:pharo-users-requ...@lists.pharo.org> wrote:
>> 
>> 
>> Message: 1
>> Date: Mon, 7 May 2018 13:43:56 +0200
>> From: Pavel Krivanek <pavel.kriva...@gmail.com 
>> <mailto:pavel.kriva...@gmail.com>>
>> To: Any question about pharo is welcome <pharo-users@lists.pharo.org 
>> <mailto:pharo-users@lists.pharo.org>>
>> Subject: Re: [Pharo-users] Package extension. Adding instance
>>      variables to classes
>> Message-ID:
>>      <CAHN2FzeMiBL4Y8asJ0XCjS2AQdxycoN+pbc+Hsd=trmnmui...@mail.gmail.com 
>> <mailto:CAHN2FzeMiBL4Y8asJ0XCjS2AQdxycoN+pbc+Hsd=trmnmui...@mail.gmail.com>>
>> Content-Type: text/plain; charset="utf-8"
>> 
>> 2018-05-07 12:25 GMT+02:00 Alidra Abdelghani via Pharo-users <
>> pharo-users@lists.pharo.org <mailto:pharo-users@lists.pharo.org>>:
>> 
>>> 
>>> 
>>> ---------- P?eposlan? zpr?va ----------
>>> From: Alidra Abdelghani <alidran...@yahoo.fr <mailto:alidran...@yahoo.fr>>
>>> To: pharo-users@lists.pharo.org <mailto:pharo-users@lists.pharo.org>
>>> Cc:
>>> Bcc:
>>> Date: Mon, 7 May 2018 11:25:49 +0100
>>> Subject: Package extension. Adding instance variables to classes
>>> Hi,
>>> 
>>> I am working on a package named ClassNamesAnalyzer and I need to add code
>>> to third party classes in other packages (for instance the FAMIX-Core
>>> package).
>>> ?Extending? third party classes with methods is easy; I just need to
>>> categorise my methods under the *ClassNamesAnalyzer protocole so that
>>> loading my package will load them in the image.
>>> However, if I want to add instance variables to theses classes, they are
>>> not there when I load the package in a new image.
>>> 
>>> *So my question is* : is there a way to include instance variables
>>> addition to other packages in my package?
>>> 
>> 
>> Currently not, you should use privateState
>> 
>> 
>>> *Another question is* : is it good practice to add instance variables to
>>> classes in third party packages and is there a way to avoid it (because I
>>> am not very confortable with that idea)?
>>> 
>> 
>> It is not, see FAMIXContainerEntity>>#definedAnnotationTypes how this issue
>> is currently being solved using the privateState.
>> 
>> Cheers,
>> -- Pavel
>> 
>> 
>>> 
>>> Thanks in advance,
>>> Abdelghani
> 
> 
> 
> 
> 
> 
> -- 
>    
> Guille Polito
> Research Engineer
> 
> Centre de Recherche en Informatique, Signal et Automatique de Lille
> CRIStAL - UMR 9189
> French National Center for Scientific Research - http://www.cnrs.fr 
> <http://www.cnrs.fr/>
> 
> Web: http://guillep.github.io <http://guillep.github.io/>
> Phone: +33 06 52 70 66 13

Dr. Abdelghani Alidra 
Enseignant-chercheur
Université 20 août 1955
SKIKDA-ALGÉRIE 
Mob:+ 213 550 453 391

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