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-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,75a8a3664688f227 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2001-01-11 18:16:06 PST Path: supernews.google.com!sn-xit-03!supernews.com!logbridge.uoregon.edu!server3.netnews.ja.net!newshost.central.susx.ac.uk!news.bton.ac.uk!not-for-mail From: John English Newsgroups: comp.lang.ada Subject: Re: Parameter Modes, In In Out and Out Date: Fri, 12 Jan 2001 00:20:51 +0000 Organization: University of Brighton Message-ID: <3A5E4DE3.C4D55B70@brighton.ac.uk> References: <7Cx56.90736$A06.3322588@news1.frmt1.sfba.home.com> <937jab$s23$1@nnrp1.deja.com> <3A57CD7F.2228BFD5@brighton.ac.uk> <938p3u$omv$1@nnrp1.deja.com> <93cagm$c1j$1@nnrp1.deja.com> <93e4e6$ucg$1@nnrp1.deja.com> <93encq$brm$1@nnrp1.deja.com> <93l945$s86$1@nnrp1.deja.com> NNTP-Posting-Host: dialin-b7.bton.ac.uk Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: saturn.bton.ac.uk 979258419 10239 194.81.199.187 (12 Jan 2001 00:13:39 GMT) X-Complaints-To: news@bton.ac.uk NNTP-Posting-Date: 12 Jan 2001 00:13:39 GMT X-Mailer: Mozilla 4.6 [en] (Win95; I) X-Accept-Language: en,pdf Xref: supernews.google.com comp.lang.ada:3937 Date: 2001-01-12T00:13:39+00:00 List-Id: mark_lundquist@my-deja.com wrote: > In article <93encq$brm$1@nnrp1.deja.com>, > dmitry6243@my-deja.com wrote: > > IMO both MD and MI are a rigid must, > > just because they are closures of the concepts of having a dispatching > > parameter and of having a base type. > > How does being the "closure" of a concept in the language make it > a "rigid must"? Indeed. Java has to be rejected (no MI); presumably C# too (I read the docs once, then couldn't find them again despite mighty searches of the MS website, but the impression was "oh, just like Java" :-); C++ squeaks(*) in with MI but no MD; that leaves... hmmm... CLOS sounds a bit like "closures", don't you think? ;-) (*) Ceci n'est pas un Smalltalk. ----------------------------------------------------------------- John English | mailto:je@brighton.ac.uk Senior Lecturer | http://www.comp.it.bton.ac.uk/je Dept. of Computing | ** NON-PROFIT CD FOR CS STUDENTS ** University of Brighton | -- see http://burks.bton.ac.uk -----------------------------------------------------------------