From: chickenkiller <lionel.orry@...>
Date: 2007-04-13T23:00:06+09:00
Subject: Re: Hpricot innerTEXT?

On Apr 13, 3:48 pm, Brian Candler <B.Cand...@pobox.com> wrote:
> On Fri, Apr 13, 2007 at 10:40:05PM +0900, chickenkiller wrote:
> > doc = Hpricot(File.open("rdf.xhtml"))
>
> > puts (doc/"item"/"dc:subject").inner_text
> > # html imported webpagedesign
>
> > (doc/"item").each do |t|
> >    puts((t/"dc:subject").inner_text)
> > end
> > # html imported webpagedesign
>
> > (doc/"item").each do |t|
> >    puts (t/"dc:subject").inner_text
> > end
> > # <dc:subject>html imported webpagedesign</dc:subject>
> > # rdf.rb:12: warning: don't put space before argument parentheses
> > # rdf.rb:12: undefined method `inner_text' for nil:NilClass
> > (NoMethodError)
> > # from rdf.rb:11:in `each'
> > # from rdf.rb:11
>
> > I am wondering where the difference is between the two last blocks.
> > Any ideas?
>
> Hmm, looks like this should be something that can be replicated without
> hpricot.
>
> $ cat x.rb
> x = 3
> puts (x-5).abs
>
> 1.times do
>   puts (x-5).abs
> end
> $ ruby -v
> ruby 1.8.4 (2005-12-24) [i486-linux]
> $ ruby x.rb
> x.rb:5: warning: don't put space before argument parentheses
> 2
> -2
> x.rb:5: undefined method `abs' for nil:NilClass (NoMethodError)
>         from x.rb:4
> $
>
> Congratulations, I think you've found a bug in the parser :-) I'll post this
> example to ruby-core.
>
> Regards,
>
> Brian.

Thanks for your help. I have the same output with this version:

ruby 1.8.6 (2007-03-13 patchlevel 0) [i386-mswin32]

regards,
Lionel