From: Chris Roos <chrisjroos@...>
Date: 2006-07-21T19:03:14+09:00
Subject: Re: Problem when 'loading' a file containing a class derived from a struct

Ahhh I see.  Thanks for the explanation guys.

Chris

On 7/21/06, Logan Capaldo <logancapaldo@gmail.com> wrote:
>
> On Jul 20, 2006, at 5:27 PM, Chris Roos wrote:
>
> > I actually spotted this in a rails app but traced it back to ruby.  Is
> > this a real problem/bug or am I missing something obvious?
> >
> > $ cat > person.rb
> > class Person < Struct.new(:forename, :surname)
> > end
> > $ irb
> > irb> load 'person.rb'
> > => true
> > irb> load 'person.rb'
> > TypeError: superclass mismatch for class Person
> >        from ./person.rb:1
> >        from (irb):2
> >
> > This behaviour has been experienced with both ruby 1.8.2 and 1.8.4.
> >
> > Chris
> >
>
> Hence to use this with rails which will reload stuff like it's going
> out of style:
>
> Person = Struct.new(:forename, :surname)
>
> class Person
>    # optionally add methods here
> end
>
>
>
>