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,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 2002:a24:a945:: with SMTP id x5mr6012897iti.26.1550673486595; Wed, 20 Feb 2019 06:38:06 -0800 (PST) X-Received: by 2002:a05:6830:2081:: with SMTP id y1mr177198otq.4.1550673486489; Wed, 20 Feb 2019 06:38:06 -0800 (PST) Path: eternal-september.org!reader01.eternal-september.org!feeder.eternal-september.org!news.gegeweb.eu!gegeweb.org!usenet-fr.net!proxad.net!feeder1-2.proxad.net!209.85.166.216.MISMATCH!y42no8239ita.0!news-out.google.com!v188ni8itb.0!nntp.google.com!y42no8236ita.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Wed, 20 Feb 2019 06:38:06 -0800 (PST) In-Reply-To: <54a5873a-57aa-40c6-8af4-a6f908d53593@googlegroups.com> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=70.109.61.2; posting-account=QF6XPQoAAABce2NyPxxDAaKdAkN6RgAf NNTP-Posting-Host: 70.109.61.2 References: <54a5873a-57aa-40c6-8af4-a6f908d53593@googlegroups.com> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: <1bfc14ec-f1b6-403d-a336-13794d950ebe@googlegroups.com> Subject: Re: Ada 202x and square brackets From: Jere Injection-Date: Wed, 20 Feb 2019 14:38:06 +0000 Content-Type: text/plain; charset="UTF-8" Xref: reader01.eternal-september.org comp.lang.ada:55604 Date: 2019-02-20T06:38:06-08:00 List-Id: On Wednesday, February 20, 2019 at 9:32:14 AM UTC-5, Jere wrote: > On Tuesday, February 19, 2019 at 5:01:05 PM UTC-5, Lucretia wrote: > > Hi, > > > > I've noticed whilst looking through the grammar of draft 17 there are a lot of new uses of '[' ']' without much explanation. Can someone elaborate? > > > > Ta, > > Luke. > > I know you found it, but for other's benefit, which did you find. I > searched through and found them used in "reduction expressions" [1], > but I don't know if that was the only use > > [1]: http://www.ada-auth.org/standards/2xrm/html/RM-4-5-10.html#I3068 Sorry, meant "value sequence" of reduction expressions