Re: [stack] Re: Some thoughts on Object Cat

On Sun, Apr 20, 2008 at 5:02 AM, John Nowak <[email protected]> wrote:
> On Apr 20, 2008, at 3:00 AM, Christopher Diggins wrote:
>
> >> I'm simply suggesting the addition of (concatenative) macros. They
> >> don't come at the cost of any existing properties.
> >
> > Yes, you are correct. They don't cost anything, I mispoke. I meant
> > that they don't solve the problem of wanting to cut a program at an
> > arbitrary point which is a desirable property for me.
>
> Ah, but they do solve it; you can cut at an arbitrary point provided
> that you're willing to make the right side of the cut a macro if
> necessary. This isn't a wonderful solution of course, but it does at
> least guarantee that you'll be able to do such a thing if it's useful
> and the type system would otherwise prevent it.
>
> Cat, however, does *not* solve this problem. Let me give you an
> example of where Cat falls down. Take this function:

Thank you very much for identifying these problems John. I believe
they all can be tracked down to implementation bugs, and I will
attempt to fix them straight away!

- Christopher Diggins