[plt-scheme] trace

From: Robby Findler (robby at cs.uchicago.edu)
Date: Sun Oct 30 08:54:28 EST 2005

Trace probably prints values with ~s in a format string or write. If it
printed them with ~e or print you would be able to see them.

Did you see the "Enable Tracing" checkbox in the teaching languages, btw?


At Sun, 30 Oct 2005 08:46:20 -0500, Prabhakar Ragde wrote:
> I'm playing a bit with trace, to see if I want to use it in classroom 
> demos. I made a teachpack ("module trace mzscheme") that makes it 
> accessible to Intermediate Student. But when I trace a function 
> consuming structures (the parent structures from the descendant family 
> tree example of HtDP), it doesn't show the inside of the structures, 
> only #<struct:parent>, even though typing the name of a structure-valued 
> variable in the REPL gives me a (make-parent ...) expression. Is there 
> any way to get it to do this? I'm guessing it has something to do with 
> inspectors, which I don't really understand. Many thanks. --PR
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