From: david karapetyan <dkarapetyan@...>
Date: 2007-08-18T16:17:17+09:00
Subject: Re: method access to the enclosing method's locals?

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The general concept involved is that of a closure and it is certainly
possible to define closures in ruby and at some point or another someone
pointed out a way of turning closures into methods I don't remember how
though.

On 8/17/07, Larry Kluger <rubyforum@kluger.com> wrote:
>
>
> Hi,
>
> How can a method gain access to the enclosing method's locals?
>
> def go2(arg)
>   def hi
>     puts "Hi #{arg}!"
>   end
>
>   a={:h => :hi}
>   send(a[:h])
> end
>
> go2 'Larry' ==>> NameError: undefined local variable or method `arg' for
> main:Object
>
> In go2, is there a clean way for the hi method to have access to the
> arg local?
>
> Thanks!
>
> Larry
> --
> Posted via http://www.ruby-forum.com/.
>
>

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