From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: 103376,91276ec2ea911d3f X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news3.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!wns13feed!worldnet.att.net!attbi_s21.POSTED!53ab2750!not-for-mail From: "Jeffrey R. Carter" Organization: jrcarter at acm dot org User-Agent: Thunderbird 1.5.0.5 (Windows/20060719) MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: Generic procedures and their parameters References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Message-ID: NNTP-Posting-Host: 12.201.97.213 X-Complaints-To: abuse@mchsi.com X-Trace: attbi_s21 1157844402 12.201.97.213 (Sat, 09 Sep 2006 23:26:42 GMT) NNTP-Posting-Date: Sat, 09 Sep 2006 23:26:42 GMT Date: Sat, 09 Sep 2006 23:26:42 GMT Xref: g2news2.google.com comp.lang.ada:6540 Date: 2006-09-09T23:26:42+00:00 List-Id: Robert A Duff wrote: > > Note that making everything tagged, and having a root Object type in the > hierarchy doesn't really make everything OO. OO-ness really comes from > 'Class, mainly. OO-ness (object-oriented-ness) is a design attribute. You can have perfectly good OO-ness without type extension, dispatching, or 'Class. You can have it in Ada 83 or assembler. Similarly, the use of type extension, dispatching, or 'Class doesn't give you OO-ness. They give you programming by extension, which does not necessarily have anything to do with OO-ness. -- Jeff Carter "I blow my nose on you." Monty Python & the Holy Grail 03