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Re: abstract classes?

To: noelwelsh@yahoo.com
Subject: Re: abstract classes?
From: Matthias Felleisen <matthias@cs.rice.edu>
Date: Tue, 6 Mar 2001 08:30:40 -0600 (CST)
CC: plt-scheme@fast.cs.utah.edu
In-reply-to: <20010306100530.62501.qmail@web11206.mail.yahoo.com> (messagefrom Noel Welsh on Tue, 6 Mar 2001 02:05:30 -0800 (PST))
References: <20010306100530.62501.qmail@web11206.mail.yahoo.com>
Reply-to: matthias@rice.edu
Sender: owner-plt-scheme@fast.cs.utah.edu


Add 

 [->string (lambda _ (error 'base-class "is abstract."))]

to public -- Matthias

References:
- abstract classes?
  - From: Noel Welsh <noelwelsh@yahoo.com>

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