From: Robert <bob.news@...>
Date: 2003-03-21T17:21:15+09:00
Subject: Re: class level Exception handling


"Mauricio Fern�ndez" <batsman.geo@yahoo.com> schrieb im Newsbeitrag
news:20030320202229.GB15038@student.ei.uni-stuttgart.de...
> On Fri, Mar 21, 2003 at 02:58:15AM +0900, Robert Klemme wrote:
> > Did I miss something or do you store the same block in @block for each
> > method?  If so, why?  The original poster wanted to have a single error
> > handler for all methods.
>
> I thought he could perhaps change his mind :)

:-))

> I'm not doing that however cause I'm getting a very strong 'd�j� vu'
> feeling, after writing KeywordProcessor and NoOverloading ;-)
> I mean, I love playing with singleton classes and so, but using the same
> tricks again a again spoils the fun.

I see.  The fun thing plays an important role when doing ruby - it's so much
fun doing things in ruby that are much more difficult in other languages.
:-))

> Could be useful; the following too:
>    rescue Exception
>   return self.class.__block__(:#{meth.to_s}).call([:#{meth.to_s}, block] +
args)
>    end
>
>  wrap :foo, :bar, :baz do |meth, block, *args|
>     puts "Got #{$!.inspect} when calling #{meth} with args
#{args.inspect}"
>     # can moreover do something with block
>  end

Si.  Although this tends again into the direction of doing method specific
error handling. :-)

Regards

    robert