From: Kent Dahl <kentda@...>
Date: 2003-01-24T18:48:13+09:00
Subject: Re: how do you extend a class externally?

Tom Sawyer wrote:
> 
> how do you extend a class externally?
> 
>         module B
>                 ...
>         end
> 
>         class A
>                 ...
>         end
> 
>         # ???
>         A.include(B)

	A.instance_eval {include(B)}
appears to work.

But then again, there is no need to extend it externally in Ruby. You
can always reopen a class scope and do
  class A; include B; end


-- 
(\[ Kent Dahl ]/)_    _~_    __[ http://www.stud.ntnu.no/~kentda/ ]___/~
 ))\_student_/((  \__d L b__/  NTNU - graduate engineering - 5. year  )
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