[plt-scheme] PLT 399, keyword arguments and SRFI 26

At Fri, 18 Jan 2008 18:53:41 +0000, Dave Gurnell wrote:
>    8  (define add2
>    9    (cut add #:a <> #:b 2))
>    10
>    11 (display (add2 1))
> 
> I get the following error message (in this example at line 9):
> 
>    #%datum: keyword used as an expression in: #:a
> 
> It doesn't seem like this should cause a problem because AFAIK "cut"  
> rewrites to a simple lambda. However, it did occur to me that the  
> lambda in the mzscheme language (in which "cut.ss" is presumably  
> written) is different to the lambda from scheme/base. Is this the  
> source of the problem or am I barking up the wrong tree?

You're exactly right.

Matthew