NSPredicate bug (Re: Using code from Cocotron)

[Yen-Ju Chen]

On 5/23/07, Fred Kiefer <fredkiefer@gmx.de> wrote:
> Triggered by this mail, I set down and wrote some code for NSPredicate
> and NSExpression to make these classes (and their subclasses) at least
> usable. They are still far away from being complete, but it would be
> nice if somebody actually tested them. The best thing to do now is write
> some test code, exercising these classes and integrate that into our
> test framework.
> I promise to have a look at the bugs found in that process.

 I write some simple tests with UnitKit.
 All tests pass on Mac, but have problem with GNUstep.
 I think it is due to predicate parsing.
 The test is attached.

 Yen-Ju

> Cheers,
> Fred
>
> Yen-Ju Chen wrote:
> > Hi,
> >
> >  I was looking at GNUstep's NSPredicate implementation
> >  and one obvious missing part is the -evaluateWithObject: in
> > NSComparisonPredicate.
> >  Then I found Cocotron has more implementation than GNUstep.
> >  Since NSPredicate use KVC and I remember
> >  GNUstep's implementation of KVC/KVO is not finished (It is listed in
> > SoC 2007 for GNUstep),
> >  I look at Cocotron's implementation again and it seems to have
> > implementation to an extent.
> >  I wonder what is GNUstep's stand of using Cocotron's code
> >  considering they are released under MIT ?
> >  While their AppKit might be tied with Windows, Foundation should be
> > fairly portable.
> >  Something like nib supporting from Cocotron may also be worth to take a
> > look.
> >  The point is that if license is not an issue and it will make
> > GNUstep more complete,
> >  why not take this advantage. :)
> >
> >  Yen-Ju
> >

PredicateTest.tar.gz
Description: GNU Zip compressed data