[squeak-dev] Metacello and Squeak4.4

Frank Shearar frank.shearar at gmail.com
Thu Aug 2 21:05:15 UTC 2012


On 2 August 2012 21:49, Chris Muller <asqueaker at gmail.com> wrote:
> If there's little or no danger of any serious regressions elsewhere in
> the system, then I'm +1.  Like Frank, I think it's important for
> Squeak to continue to put out stable releases.

I need to hack on the CI server first, but if a kind soul wouldn't
mind just loading Dale's mcz and running the full suite of tests, I'd
be grateful. I don't see how that could cause regressions, but I'm
paranoid.

> Dale, your efforts on cross-platform are amazing, thanks!

Seconded!

frank

> On Thu, Aug 2, 2012 at 3:33 PM, Dale Henrichs <dhenrich at vmware.com> wrote:
>> I have a small 3 class package (Metacello-Base[1]) that I would hope could be included in the Squeak4.4 release.
>>
>> Of the 3 classes, the Metacello class is a stub class for the Metacello Scripting Api[2], that will bootstrap Metacello _if_ you use the scripting api. I am promoting the scripting api as the cross platform way to use Metacello. Instead of seeing install scripts fly by that look like this:
>>
>>   Gofer new
>>     package: 'ConfigurationOfSeaside30';
>>     squeaksource: 'MetacelloRepository';
>>     load.
>>   ((Smalltalk at: #ConfigurationOfSeaside30) version: #stable) load.
>>
>> (with the caveat that Installer should be used for Squeak)...the install scripts will look like this:
>>
>>   Metacello new
>>     configuration: 'Seaside30';
>>     version: #stable;
>>     squeaksource: 'MetacelloRepository';
>>     load.
>>
>> The same script will "do the right thing" on all three supported platforms (Squeak, Pharo, GemStone), presuming that the class Metacello is present in the base images:)
>>
>> I've recently released a preview version[4] and am actively collecting feedback. I would think that I can finalize the visible portion of the scripting api by September...
>>
>> I've been ensuring that the metacello preview release is functional on Squeak all along and I am currently running CI builds against Squeak4.3 using travis ci[5]. Moving forward I would add Squeak4.4 to the list of platforms for CI and publish updates to the Metacello-Base pacakge as needed.
>>
>> The class comments for each of the classes provides basic documentation for using Metacello so I think that Metacello-Base is a clean and small presence for Metacello and will enable the use of "cross-platform install scripts for Metacello."
>>
>> Thanks,
>>
>> Dale
>>
>> [1] http://seaside.gemstone.com/ss/metacello/Metacello-Base-dkh.96.mcz
>> [2] https://github.com/dalehenrich/metacello-work/blob/master/docs/MetacelloUserGuide.md
>> [4] http://forum.world.st/Metacello-Preview-release-1-0-beta-32-2-tt4642064.html
>> [5] http://travis-ci.org/#!/dalehenrich/metacello-work/builds/2012331
>>
>


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