Re: How can I step through this code?

[jbranso]

October 7, 2022 9:25 PM, "jgart" <jgart@dismail.de> wrote:

> On Fri, 07 Oct 2022 21:52:40 +0000 jbranso@dismail.de wrote:
> 
>> October 7, 2022 3:22 PM, "jgart" <jgart@dismail.de> wrote:
>> 
>> On Fri, 07 Oct 2022 18:45:36 +0000 jbranso@dismail.de wrote:
>> 
>> I wish guile had a nice debugger like elisp. :)
>> 
>> I wish guile had a nice debugger like racket or common lisp. :)
>> 
>> I haven't actually tried those debuggers...
> 
> Just paste some guile code into drracket and press debug to start stepping 
> through the Guile code.

That's smart! 

> 
> This guile code should work:
> 
> (define (list-index l k)
> (let loop ((n 0)
> (l l))
> (and (not (null? l))
> (if (eq? (car l) k)
> n
> (loop (+ n 1) (cdr l))))))
> 
> (list-index '(1 2 3 4 5 6 7 8 9) 2)
> 
> Just make sure you put the following at the top of the file:
> 
> #lang racket
> 
> Of course not all guile code would work because it's Guile and Racket
> but some subsets of Guile can be used from the drracket debugger.
> 
> ;()