thanks damien.
This is indeed simpler that way :)
So the feedback was good.
Stef

On 8 nov. 07, at 08:57, Damien Cassou wrote:

> Hi,
>
> Nile is a complete reimplementation of the squeak stream hierarchy.
> It's based on traits.
>
> You can find it on Universe, SqueakMap, and SqueakSource
> (http://www.squeaksource.com/Nile/)
>
> A new class diagram is available at:
> http://damien.cassou.free.fr/documents/internship_2007/nile/ 
> complete_hierarchy.pdf
>
> Changes includes:
>     * Only one class for collection-based streams (0 trait)
>     * Only one class for file-based streams (0 trait)
>     * Three new traits to put common behavior (6 traits in the core  
> now)
>
> We did these simplifications following Andreas Raab suggestions. It
> proved to be a very good idea as a lot of entities (either class or
> trait) has been removed. We are not ANSI compatible anymore but we
> don't think it's a real problem in our case.
>
> There is also a backward compatibility package (not loaded by default)
> which contains  collection-based stream classes to mimic ANSI
> behavior: NSReadableCollectionStream, NSWriteableCollectionStream and
> NSReadWriteableCollectionStream. They are using the new core. Please
> see package NileBackwardCompatibility on SqueakSource.
>
> If you want to experiment ideas with Streams, you can do that on Nile
> (for example, using a StreamAtEnd exception to avoid testing for
> #atEnd).
>
> Please comment on this.
>
> -- 
> Damien Cassou
>
>