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: 103376,6689542a60dbcc55 X-Google-NewGroupId: yes X-Google-Attributes: gida07f3367d7,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII Path: g2news1.google.com!news2.google.com!npeer03.iad.highwinds-media.com!news.highwinds-media.com!feed-me.highwinds-media.com!nntp.club.cc.cmu.edu!feeder.erje.net!news.internetdienste.de!newsfeed.velia.net!news.tu-darmstadt.de!news.belwue.de!rz.uni-karlsruhe.de!feed.news.schlund.de!schlund.de!news.online.de!not-for-mail From: Florian Weimer Newsgroups: comp.lang.ada Subject: Re: Discriminated records are not the most efficient, but ... Date: Sat, 04 Sep 2010 20:49:12 +0200 Organization: 1&1 Internet AG Message-ID: <874oe55opj.fsf@mid.deneb.enyo.de> References: <874oemcr37.fsf@mid.deneb.enyo.de> NNTP-Posting-Host: p4fe389fb.dip0.t-ipconnect.de Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: online.de 1283626152 18083 79.227.137.251 (4 Sep 2010 18:49:12 GMT) X-Complaints-To: abuse@einsundeins.com NNTP-Posting-Date: Sat, 4 Sep 2010 18:49:12 +0000 (UTC) Cancel-Lock: sha1:+1lN5uZBnN9JhrgNXQOpQcF254U= Xref: g2news1.google.com comp.lang.ada:13948 Date: 2010-09-04T20:49:12+02:00 List-Id: * Yannick Duch�ne (Hibou57): > Conclusion: the Ada package system can be properly modeled with ML. The functor aspect perhaps. But Ada packages are open in the sense that you can add child packages to them (with increased access privileges) without cooperation from the parent. This is not possible in Standard ML. > CheckMe: is there is a way to have a functor signature in ML ? No, not in Standard ML.