From: David Naseby <david.naseby@...>
Date: 2004-09-17T17:01:17+09:00
Subject: Re: Debugging wxruby programs.

> From: R. Cheung [mailto:cheungr@ecid.cig.mot.com]
> Yes, I've installed both ruby and wxruby. The problem I have is that
> if the app fails to start, it is sometimes due to syntax errors and
> sometimes due to runtime errors (e.g. a nil member variable, etc.).
> Without a DOS/Command window, firstly, I've no idea if it's a syntax
> error, secondly, even if it does start, I can't use 'print' to print
> out debugging statements to help me find out where I got to and what
> went wrong (OK, I can open an auxilliary window and write to that, but
> I could lose that window if the app dies). How do you experts debug
> wxruby apps? Any help would be appreciated.


Rename the file from *.rbw to *.rb, as rubyw.exe will cause ugly segfaults
if anything in it tries to write to stdout. Then run the file from the
command prompt with ruby <prog>.rb. Then you can put print statements in to
your hearts content for debugging.

David
http://homepages.ihug.com.au/~naseby/