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,LOTS_OF_MONEY autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,842accb6a7d76669 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2001-11-09 08:24:33 PST Path: archiver1.google.com!news2.google.com!news1.google.com!sn-xit-02!supernews.com!newsfeed.direct.ca!look.ca!cpk-news-hub1.bbnplanet.com!chcgil2-snf1.gtei.net!news.gtei.net!news.huji.ac.il!not-for-mail From: "Ehud Lamm" Newsgroups: comp.lang.ada Subject: Re: List container strawman 1.1 Date: Fri, 9 Nov 2001 18:15:54 +0200 Organization: The Hebrew University of Jerusalem Message-ID: <9sgvnf$bei$1@news.huji.ac.il> References: <3BE301D1.4010106@telepath.com> <3BE7DA00.8020807@acm.org> <9sdojl$e6h$1@news.huji.ac.il> <3BEACA5A.9030100@acm.org> <20TG7.18929$xS6.30469@www.newsranger.com> NNTP-Posting-Host: di2-101.dialin.huji.ac.il X-Trace: news.huji.ac.il 1005322800 11730 132.64.12.101 (9 Nov 2001 16:20:00 GMT) X-Complaints-To: abuse@news.huji.ac.il NNTP-Posting-Date: Fri, 9 Nov 2001 16:20:00 +0000 (UTC) X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.00.2014.211 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2014.211 Xref: archiver1.google.com comp.lang.ada:16135 Date: 2001-11-09T18:15:54+02:00 List-Id: Ted Dennison wrote in message news:20TG7.18929$xS6.30469@www.newsranger.com... > The problem with putting stuff in a child is that Ada rules would require it to > be a generic as well. That would lead to the situation where proper use requires > instantiating the first package, then using *it* (not the generic but the > instantiation of it) to instantiate the second package. Its not too horrible one > you figure it out. But this is exactly what Booch does that everyone is saying > is unacceptable. So I feel that we really need to avoid using child packages > unless there is a compelling reason. > Seems like a reasonable design decision. Like all tradeoffs, it sucks... Ehud