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,a644fa9cd1a3869a X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2001-11-10 11:07:42 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!newsfeed1.uni2.dk!news.net.uni-c.dk!not-for-mail From: Jacob Sparre Andersen Newsgroups: comp.lang.ada Subject: Re: List container strawman 1.2 Date: Sat, 10 Nov 2001 20:07:41 +0100 Organization: Centre for Chaos and Turbulence Studies, Niels Bohr Institute Message-ID: <3BED7AFD.737C2AE9@nbi.dk> References: <3BECA3B7.5020702@telepath.com> <9sjf4n$odm$1@news.huji.ac.il> <3mcH7.20046$xS6.32571@www.newsranger.com> NNTP-Posting-Host: alf.nbi.dk Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: news.net.uni-c.dk 1005419262 9998 130.225.212.55 (10 Nov 2001 19:07:42 GMT) X-Complaints-To: usenet@news.net.uni-c.dk NNTP-Posting-Date: Sat, 10 Nov 2001 19:07:42 +0000 (UTC) X-Mailer: Mozilla 4.78 [en] (X11; U; OSF1 V4.0 alpha) X-Accept-Language: fo,da,no,sv,is,de,fr,en Xref: archiver1.google.com comp.lang.ada:16235 Date: 2001-11-10T20:07:41+01:00 List-Id: Ted Dennison wrote: [ ditching the Controlled type ] > Well, as I remember the discussion last time, to get rid of that you'd have to > get rid of the functional notation (by making List limited). The general > consensus seemed to be that this was undesirable. I may have missed some important points in the discussion, but why is it undesirable to make List limited? I would definitely prefer a limited list type, using Copy and Append procedures instead of ":=" and "&". > Also note that if we go to a "safe active iterator", which seems to be the > direction the discussion is heading at the moment, then that would *also* > require List to be Controlled. Isn't that only if the "index" is external to the list type? Jacob -- The great LEGO building competition of the year: http://www.1000steine.de/themen/bauwettbewerb/