From: Luis Parravicini <lparravi@...>
Date: 2007-06-14T02:13:44+09:00
Subject: Re: How to access response code with mechanize

On 6/13/07, Aaron Patterson <aaron@tenderlovemaking.com> wrote:
> On Wed, Jun 13, 2007 at 03:03:58PM +0900, Todd A. Jacobs wrote:
> > I have a code segment which is intended to catch ResponseCodeError
> > exceptions from the mechanize library:
> >
> >     begin
> >       # code
> >     rescue ResponseCodeError
> >       puts 'bad response code: ' + $!
> >     end
> >
> > This doesn't quite do what I need. What I really want is to display the
> > actual response code that mechanize is unhappy about, rather than just a
> > stack trace. According to the docs, WWW::Mechanize::ResponseCodeError
> > has an attribute named response_code, but I'm not sure I understand how
> > I access that within the exception handler.
>
> You need to assign the exception to a variable.  For example:
>
>   begin
>     # do stuff
>   rescue WWW::Mechanize::ResponseCodeError => ex
>     puts ex.response_code
>   end

You can also do it without assigning the exception to a variable, using $!:

   begin
     # do stuff
   rescue WWW::Mechanize::ResponseCodeError
     puts $!.response_code
   end


-- 
Luis Parravicini
http://ktulu.com.ar/blog/