[squeak-dev] Monticello: loading multiple packages only mentions
first package's name
Bernhard Pieber
bernhard at pieber.com
Thu Dec 29 11:21:46 UTC 2011
FWIW, it just occurred to me that the SqueakMap Publishing Guidelines at http://wiki.squeak.org/squeak/6182 seem to use the Installer in this - at least currently - wrong way. Maybe existing scripts are affected?
Cheers,
Bernhard
Am 27.12.2011 um 01:16 schrieb Chris Muller:
>> Yes, AlgebraicDataType will be installed three times, Unification twice.
>> This is because #install: is implemented as #addPackage:, then #install.
>
> That seems like a very wrong implementation..
>
>> Since the Installer subinstance is kept between #install sends, therefore
>> the installations will repeat. The solution is to use #addPackage: and
>> #install directly:
>>
>> Installer cache
>> addPackage: 'AlgebraicDataType';
>> addPackage: 'Unification';
>> addPackage: 'Zippers';
>> install
>>
>> or using a collection:
>>
>> Installer cache install: #('AlgebraicDataType' 'Unification' 'Zippers')
>
> These solutions would seem to offer a lot less configuratory control
> -- since nothing could be done between installations. And, even
> unnecessarily so, since it's really easy for the user to just write
> #install:. Why have a two-word/two-step API instead of just one that
> also happens to be a lot more flexible?
>
> I know you were just helping out, it is not your design, but since we
> all use Installer it's worth to discuss the API in case one of us gets
> an itch to "fix" it..
>
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