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=unavailable autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!feeder.eternal-september.org!aioe.org!.POSTED!not-for-mail From: "Dmitry A. Kazakov" Newsgroups: comp.lang.ada Subject: =?UTF-8?Q?Re:_How_to_get_Ada_to_=e2=80=9ccross_the_chasm=e2=80=9d?= =?UTF-8?Q?=3f?= Date: Mon, 30 Apr 2018 14:39:47 +0200 Organization: Aioe.org NNTP Server Message-ID: References: <1c73f159-eae4-4ae7-a348-03964b007197@googlegroups.com> <6ea9e4a2-0c79-4e70-974b-f6e09534011d@googlegroups.com> NNTP-Posting-Host: kQkuQcRDy1QFvWpyB1foYw.user.gioia.aioe.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@aioe.org User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 Content-Language: en-US X-Notice: Filtered by postfilter v. 0.8.3 Xref: reader02.eternal-september.org comp.lang.ada:51831 Date: 2018-04-30T14:39:47+02:00 List-Id: On 2018-04-30 13:28, Mehdi Saada wrote: > For dictionnaries, you can instantiate ada.strings.bounded ou unbounded, to get a variable-length string, then instantiate Ada.containers.bounded_hashed_maps like this: Or, I suppose, Containers.Indefinite_Ordered_Maps. However, from a string map I would expect bit more functionality than either map or "dictionary" offers. It also depends on whether the target objects in the map must be mutable, have an identity etc. > Sure, there are no containers aggregates which would make the syntax more natural as in Python, I don't find Python syntax of aggregates natural. It is rather incredibly cumbersome, counter-intuitive, lacks regularity and clarity Ada syntax has. > but it's being studied for the next Ada. It doesn't hinder the use so much, though. Well, I cautiously doubt it. As the history with iterators and implicit derefence shows we unlikely get the syntax and functionality we wanted. -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de