From: "Stephan Kämper" <Stephan.Kaemper@...>
Date: 2004-09-12T07:21:24+09:00
Subject: Re: Switching off warnings temporarily

Stephan K�mper wrote:
> ---- Code starts here ----
> def silently
>   warn_level = $VERBOSE
>   $VERBOSE = false
>   res = yield
>   $VERBOSE = warn_level
>   res
> end
> 
> bark = puts ( "Here be Dragons!" )
> 
> keep_silent = silently do
>   any_line_of_code_will_do = 1
>   puts ( "Creatures under a smooth surface" )
>   nil
> end
> 
> bark = puts ( "Here be dragons!" )
> 
> ---- End of the Code ----
> 
> To get the result I expect, I apparently need to run the code without 
> the '-w' option and put some (useless) code before the line that might 
> create a warning.
> 
> Why is that? Do you have any explanations?

This happens on both Linux and WinXP, BTW. It's a recent Ruby snapshot 
on the Linux box and the most recent One-Click-Windows-Installer (1CWI) 
on WinXP.

Happy rubying

Stephan