[Dancer-users] why does "warn" fail?

sawyer x xsawyerx at gmail.com
Sat Jan 22 09:30:43 CET 2011

Hi Brian.

You can use the exported "debug", "warning" and "error" functions to output
to the logger with a certain severity which is easier to identify in the
log. This includes other useful information such as timing.

Hope that helps.

On Sat, Jan 22, 2011 at 3:08 AM, Brian E. Lozier <brian at massassi.com> wrote:

> As a perl veteran I am used to using the built-in "warn" function to
> write to STDERR.  Under mod_perl/Apache this prints to the web
> server's error log.  Using my dancer app like this:
> plackup -L Shotgun app.pl
> If I have a "warn" anywhere in my app, I get an error message:
> Error trace
> status code needs to be an integer greater than or equal to 100 at
> /usr/local/lib/perl5/site_perl/5.12.2/Plack/Middleware/StackTrace.pm
> line 27
> However, if I print STDERR "msg"; that works.  My question is: what
> happened to warn?  Can it be fixed so that it writes to STDERR instead
> of triggering an error message?
> I know about the "warning" function but it's really hard to change 10
> years of muscle memory!
> Thanks,
> Brian
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> Dancer-users at perldancer.org
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