From: Chris Carter <cdcarter@...>
Date: 2007-06-22T12:42:05+09:00
Subject: Re: Dynamic method creation

On 6/21/07, Matt <wilsom8@rpi.edu> wrote:
> Hi!  Is there a way to create a regular expression type method and pull
> the pieces from that?  I can find how to add methods dynamically but
> what I really need is something like this.
>
> def <name>_requires id
>   self.requires name, id
> end
>
>
> def requires name, id
>   ...
> end
>
> so i could type something like test_requires 4 and it would transmit the
> parameters test and 4 to the requires method.
>
> thanks!
>
> Matt
>
> --
> Posted via http://www.ruby-forum.com/.
>
>

The following (untested) code should work.

def method_missing sym,*args,&block
  sym = sym.to_s
  if sym =~ /(\w+)_requires/ && args.size == 1
    requires $1, *args
  end
end

-- 
Chris Carter
concentrationstudios.com
brynmawrcs.com