Re: Worrying development

[Marius Vollmer]

address@hidden writes:

> On Fri, Jan 23, 2004 at 05:28:03PM -0500, Paul Jarc wrote:
>> Marius Vollmer <address@hidden> wrote:
>> > Also, there is the possibility on the horizon that we turn string-ref
>> > etc into 'primitive generics' which means that people could implement
>> > new kinds of strings using GOOPS.
>> 
>> Neat.  Has/might that also be done for car & cdr?  Then we could have
>> Python-like generators.  It would make SCM_C[AD]R less speedy, though
>> they could still be pretty fast for actual pairs.
>
> Wow, _that_ would be a real help! I have to build bindings for some 
> heavy C++ libs that make excessive use of iterators. A generic 'sequence'
> type with the right generics would help a lot -- the bindings would look
> much more scheme-ish.

Hmm, my immediate reaction is that car/cdr are too low-level for
making them overrideable, but map and for-each and other operations
that work on whole sequences look like good targets...

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