[Pharo-project] Exception handling and cull: [ Xtreams port to Squeak - second wave ]

Levente Uzonyi leves at elte.hu
Mon Oct 11 19:00:56 EDT 2010

On Mon, 11 Oct 2010, Nicolas Cellier wrote:

> 2010/10/11  <mkobetic at gmail.com>:
>> "Sven Van Caekenberghe"<sven at beta9.be> wrote:
>>> I tried to follow your different releases in Pharo 1.1.1, right now I have 433 tests, 3 failures (#testReadWriteLargeAmount), 11 errors (#..base64 and #..multipleBufferSize). If will send you the report.
>>> I have been trying some of the examples from the doc pages (google code project), this simple one still fails:
>>> ((1 to: 10) reading collecting: [:x | x * x]) rest
>> Ah, that's because of the use of #cull: like semantics with exception handlers in some places, mostly
>>        ... on: Incomplete do: #count.
>> We can certainly replace all those with regular block style.
> I see, #handleSignal: just calls valueWithPossibleArgument: instead of #cull...
> I don't well see the interest of adding arguments to #on:do: handler,
> since they would all be filled with nils...
> IMO, this is because we didn't have #cull: previously, so we used an
> existsing more powerfull version.

Originally the method sent #valueWithPossibleArgs:. I changed it to 
#valueWithPossibleArgument:, because it's 100% backwards compatible. But I 
agree that #cull: is suitable here too.


> To me, it should be self to just send #cull:
> Nicolas
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