[Pharo-project] [Progress Report] Zinc HTTP Components
renggli at gmail.com
Fri Oct 1 08:49:23 EDT 2010
>> response := ZnHttp new
>> url: 'http://www.foo.com';
>> userAgent: 'FakeAgent';
>> cookieAt: 'something' put: '123';
>> parameterAt: 'q' put: 'smalltalk';
>> onFailure: [ :error | self inform: 'failed' ];
>> onProgress: [ :status | ... ];
> A bit like Gofer I guess...
Yeah, the pattern is always the same :-)
Seaside rendering, Gofer loading, Magritte description, ...
> It certainly looks cool, the code above.
> I'll have to think a little bit about that approach.
The idea is that reasonably complex scenarios can be written as a
> How should such an object handle wrong use of the API ?
> What if I don't specify an url, do the get before setting the cookie, ...
> It feels as if there will be little feedback in terms of errors, no ?
If you forget to specify an URL you'll likely get an exception at some
If you forget or do something after #get, #put, #delete, #head, ... it
has no effect. Also you don't get the result, which is returned from
In my opinion the missing feedback is not a problem in practice,
people just have to remember to do the action last.
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