[plt-scheme] Keyword argument macros

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Tue Jan 6 08:23:34 EST 2009

When you're done, let me know. I just did this for big-bang and  
universe in the new universe teachpack -- Matthias

p.s. I decided to parenthesize.

On Jan 6, 2009, at 7:43 AM, Casey Klein wrote:

> I'd like to write a macro that accepts keyword arguments, e.g.,
> (my-macro e1 #:kw e2 e3). syntax-case isn't much help in parsing the
> macro's input. Do I need to do this parsing myself, checking for
> duplicate/missing keywords, or is there some library solution I'm
> missing?
> Thanks,
> Casey
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