From: Simen Edvardsen <toalett@...>
Date: 2007-07-04T21:26:59+09:00
Subject: Re: Verify if a class exists

On 7/4/07, Bernd <burnt99@hotmail.com> wrote:
> Hello everybody,
>
> is there a way to check, if a class exists? I create classes dynamically
> and would like to know before, if a class with that name already exists.
>
> Thanks for your help
> Bernd
>
> --
> Posted via http://www.ruby-forum.com/.
>
>

Try a const_get. Like so:

def class_exists?(name)
  begin
    true if Kernel.const_get(name)
  rescue NameError
    false
  end
end

-- 
- Simen