From: Brad <BCoish@...>
Date: 2004-01-01T01:01:50+09:00
Subject: Re: Re: Overriding to_s

ts wrote:

> >>>>> "B" == Brad  <BCoish@Dymaxion.com> writes:
> 
> B> I guess I was being a bit naive, I thought Numeric was a base class
> B> for Integer, Float, etc.  Is there any way to redefine to_s across
> 
>  Well, I've seen that I've said a stupidity : this is Fixnum which redefine
>  #to_s and not Integer
> 
>  Numeric is a base class for Fixnum and Float
> 
> svg% ruby -e 'p Fixnum.ancestors; p Float.ancestors'
> [Fixnum, Integer, Precision, Numeric, Comparable, Object, Kernel]
> [Float, Precision, Numeric, Comparable, Object, Kernel]
> svg% 
> 
>  but these 2 classes re-define #to_s
> 
> svg% ruby -e 'p Fixnum.instance_methods(false).grep(/to_s$/)'
> ["to_s"]
> svg% 
> 
> svg% ruby -e 'p Float.instance_methods(false).grep(/to_s$/)'
> ["to_s"]
> svg% 
> 
> svg% ruby -e 'p Integer.instance_methods(false).grep(/to_s/)'
> []
> svg%
>  
> svg% ruby -e 'p Numeric.instance_methods(false).grep(/to_s/)'
> []
> svg% 
> 
> B> the board, i.e. for Integer, Float, etc without having to duplicate
> B> code for each numeric type?
> 
>  wait for 2.0. I suspect that some persons will use wrapper to do this
>  (probably not its right use, I don't know ...)
> 
> 
> Guy Decoux
> 
> 
> 
> 
> 
Guy:

Thanks again for the reply, I defined my own to_s for Fixnum and Float
(aliasing original to_s) and this seems to be working for me.

This should hold me over until Ruby 2.0 is released. :)

Thanks,
Brad