From: Wayne Blair <wayne.blair@...>
Date: 2001-06-01T14:18:58+09:00
Subject: [ruby-talk:16114] Re: Strange idea... exporting from a scope

>From: "Hal E. Fulton" <hal9000@hypermetrics.com>
> What if Ruby had a method explicitly
> for "passing" a definition to the outer
> scope? (I have no idea how this might
> be implemented.)
>
> my_method do |x,y,z|
>    # ...
>    my_var = 123     # my_var is created here
>    #...
>    export :my_var
> end
>
> # Now this scope knows about my_var!
> puts my_var      # 123

Hi Hal,

Maybe I'm missing something (like I have no idea what the block problem is),
but why wouldn't you just declare the variable in the outer scope then set
it from inside the block:

my_var = nil
my_method do |x,y,z|
   # ...
   my_var = 123
   #...
end
puts my_var      # 123

Wayne