From: Peter Ertl <pertl@...>
Date: 2006-03-03T00:37:13+09:00
Subject: Re: cleaner Ruby in a rails view

theoretically nil is no container...
practically this could help...

class NilClass
  def each
  end
end




> --- Urspr�ngliche Nachricht ---
> Von: Charlie Bowman <charlie@castlebranch.com>
> An: ruby-talk@ruby-lang.org (ruby-talk ML)
> Betreff: Re: cleaner Ruby in a rails view
> Datum: Fri, 3 Mar 2006 00:33:53 +0900
> 
> I know this is the ruby list and not the rails list but it would be nice
> if we didn't have to add code to our views to rescue nils.  I guess you
> could add the method each if you to the nil class right?
> 
> On Fri, 2006-03-03 at 00:29 +0900, dblack@wobblini.net wrote:
> 
> > Hi --
> > 
> > On Fri, 3 Mar 2006, Charlie Bowman wrote:
> > 
> > > As a side thought. Why doesn't the nil class have an each method that
> > > returns nothing.  It seems that this problem comes up quite often.
> > 
> > Because it's not a container or iterator.
> > 
> > 
> > David
> 
> 
> Charlie Bowman
> http://www.recentrambles.com
>