From: Robert Dober <robert.dober@...>
Date: 2007-05-21T01:36:27+09:00
Subject: Re: Calling a block with parameters in a new scope

On 5/20/07, Phrogz <gavin@refinery.com> wrote:
> On May 19, 10:07 pm, Ruby Talk <rubyt...@postful-inc.com> wrote:
> > self.instance_eval &block
> >
> > And calling a block, passing it parameters is easy enough:
> >
> > block.call(*params)
> >
> > But is there some way to do both? To both change the scope of evaluation
> > and pass variables into the block.
>
> http://eigenclass.org/hiki.rb?instance_exec
>
>
>
OP We have just discussed this twice recently, maybe you should browse
the recent posts...

Phrogz: Your link seems outdated,
c.f.http://eigenclass.org/hiki/bounded+space+instance_exec
for a discussion of #undef_method (bad) vs. #remove_method (good) and
please note the potential danger of endless recursion.

Cheers
Robert


-- 
You see things; and you say Why?
But I dream things that never were; and I say Why not?
-- George Bernard Shaw