From: Robert Klemme <shortcutter@...>
Date: 2008-05-02T04:45:08+09:00
Subject: Re: Is there some way to execute a block within an arbitrary lexical   scope?

On 01.05.2008 21:31, Ruby Talk wrote:
> Is there some way to execute a block within a certain lexical scope?
> 
> Let's say the scope I want is inside B:
> module A
>   class B
>     # .. wanna get in here
>   end
> end
> 
> And I wanted something like:
> 
> method_returning_B_in_lexical_scope_of_A.class_eval do
>    ...
> end
> 
> As most of you know 'A::B.class_eval' does not cut it, since A would not 
> be in the nesting.
> 
> The obvious reason I want this is to take advantage of the nesting for 
> lookups.

Why do you need it?  There *is* nested lookup already:

robert@fussel ~
$ ruby -e 'module A;X=1;class B;def x;X;end;end;end;p A::B.new.x'
1

Cheers

	robert