From: Bernardo Monteiro Rufino <bermonruf@...>
Date: 2009-01-01T16:21:03+09:00
Subject: Re: Constant visibility

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You might be looking for extend instead of include:

> module Foo
>

>
  def foo
>
    puts self::FooBar::TEST;
>
  end
>

>
end
>

> module Bar
>

>
  extend Foo;
>

>
  class FooBar
>
    TEST = "Whatever";
>
  end
>

> end
>

> Bar.foo;  # Prints out "Whatever"
>

See if it works for you

On Tue, Dec 30, 2008 at 10:30 PM, Sean O'Halpin <sean.ohalpin@gmail.com>wrote:

> On Tue, Dec 30, 2008 at 11:20 PM, Nicholas Wieland
> <nicholas.wieland@gmail.com> wrote:
> > Hi *,
>
> [snip example code]
>
> > Can you suggest me a way to accomplish that, to have a method inside a
> > module that checks data inside a class in another module, and define the
> > rules in the class itself ?
>
> This is one approach:
>
> module Included
>  def whatever
>   puts self.class::FOO
>  end
> end
>
> module Includer
>  class Whatever
>   include Included
>   FOO = 'whatever'
>  end
> end
>
> o = Includer::Whatever.new
> o.whatever # => "whatever"
>
> Note you have to include the module inside the class - including it in
> the enclosing module does not do what you may think :)
>
> Regards,
> Sean
>
>

-- 
Bernardo Rufino

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