From: Josh Cheek <josh.cheek@...>
Date: 2010-10-19T23:48:55+09:00
Subject: Re: Constant Lookup Confusion

--001485f87d901922d60492f964ae
Content-Type: text/plain; charset=ISO-8859-1

On Tue, Oct 19, 2010 at 2:51 AM, Ammar Ali <ammarabuali@gmail.com> wrote:

> On Tue, Oct 19, 2010 at 9:52 AM, Josh Cheek <josh.cheek@gmail.com> wrote:
> > Trying to dynamically set a constant, but I seem to either be defining it
> in
> > the wrong place, or looking for it in the wrong place.
> >
> >
> >
> > module ClassMaker
> >  def self.make_class( classname , default )
> >    theclass = Class.new do
> >      extend ClassMethods
> >      const_set :DEFAULT , default
> >    end
> >    Object.const_set classname , theclass
> >  end
> >
> >  module ClassMethods
> >    def reset
> >      @value = DEFAULT
> >    end
> >  end
> > end
> >
> > ClassMaker.make_class 'MyClass' , :my_default
> >
> > begin
> >  MyClass.reset
> > rescue => e
> >  e # => #<NameError: uninitialized constant
> > ClassMaker::ClassMethods::DEFAULT>
> > end
> >
>
> Try self::DEFAULT in #reset, that seems to do the trick.
>
> Regards,
> Ammar
>
>
Thanks, Ammar.

--001485f87d901922d60492f964ae--