From: Tim Hunter <cyclists@...>
Date: 2006-03-26T09:03:53+09:00
Subject: Re: Object methods

Eustaquio Rangel de Oliveira J wrote:
> Hello, Robert!
> 
> 
>>I'm not sure what exactly you're after.  Do you mean
>>class String
>>   def says
>>     print "s says: ", self, "\n"
>>   end
>>end
>>?
> 
> 
> Not really, I want to create a new method on the
> object, after it's created, but not on the class. As
> the previous example of
> 
> s = "Testing"
> class <<s
>    def says
>       print "s says: ", self, "\n"
>    end
> end
> 
> where it creates the method (and all that metaclass
> stuff).
> 
> At this point just, just s have the "says" method, not
> the class String or any other String object that was
> created or will be created. Using 
> 
> s.class.class_eval %q(def x.says() puts "x says:"+self
> end)
> 
> have the same effect, but what I like to know if there
> is another way to do that. I mean, create a method on
> a specific object (on this case, just "s"), not on the
> class.
> 
> Best regards,
> 
> ----------------------------
> Eust�quio "TaQ" Rangel 
> eustaquiorangel@yahoo.com
> http://beam.to/taq 
> Usu�rio GNU/Linux no. 224050
> 
> 

Hmmm...you can use Object#extend to add the instance methods from a 
module. Is that what you're looking for?