On Sat, Apr 7, 2012 at 4:34 PM, Nikodemus Siivola <nikodemus@random-state.net> wrote:

On 7 April 2012 23:25, Benjamin Saunders <ralith@gmail.com> wrote:

> PROG1-LET is a binding macro modeled closely after WHEN-LET and
> friends, which I have regularly found useful in code to implement the
> "create, modify, return" pattern common in some imperative
> code. As a simple and, I believe, widely useful macro, I'd like to see

Thanks!

Can you show an example or two of this pattern as you use it?

Cheers,

-- Nikodemus

I find metabang-bind useful for this kind of thing,
http://common-lisp.net/project/metabang-bind/
(though it doesn't have the prog1 aspect as far as I know).
Is it necessary to duplicate functionality in alexandria?

Liam