Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!sdd.hp.com!elroy.jpl.nasa.gov!decwrl!pa.dec.com!src.dec.com!src.dec.com!muller
From: muller@src.dec.com (Eric Muller)
Newsgroups: comp.lang.modula3
Subject: Re: Instance initialization in Modula-3?
Message-ID: <1991Jan28.170238.27015@src.dec.com>
Date: 29 Jan 91 01:02:38 GMT
References: <JANSSEN.91Jan23221159@holmes.parc.xerox.com> <JANSSEN.91Jan28154140@holmes.parc.xerox.com>
Sender: news@src.dec.com (News)
Reply-To: muller@src.dec.com (Eric Muller)
Organization: DEC Systems Research Center
Lines: 13

In article <JANSSEN.91Jan28154140@holmes.parc.xerox.com>, janssen@parc.xerox.com (Bill Janssen) writes:

> Yes.  As a workaround, I've decided to create a base class that
> defines Make(), which is then the new "standard" way of creating an
> instance.  Make() will call the standard methods Allocate() and
> Initialize(), which can then be appropriately overridden by the
> subclass implementor.

I am not sure I understand your solution. I believe that you will have
some problems with the type declarations and/or have to do some
(maybe implicit) narrowing. Can you tell more ?

Eric.