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!news.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: "J-P. Rosen" Newsgroups: comp.lang.ada Subject: Re: Community Input for the Maintenance and Revision of the Ada Programming Language Date: Fri, 1 Sep 2017 16:47:08 +0200 Organization: A noiseless patient Spider Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Date: Fri, 1 Sep 2017 14:42:46 -0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="fb9caa05d0139ee56d10178b7174582e"; logging-data="29819"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+EHNGq1Av2nAN4kdoTjs2H" User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 In-Reply-To: Content-Language: fr Cancel-Lock: sha1:Tb4gIIbJxuyGAkBfGjEeRg2aXMg= Xref: news.eternal-september.org comp.lang.ada:47878 Date: 2017-09-01T16:47:08+02:00 List-Id: Le 01/09/2017 à 16:11, Björn Lundin a écrit : > Hi! > I sometimes find the need to auto generate code from some kind of > description. > It would help quite a bit if there was a way to > * iterate over fields in a record > * query a field of its properties, like type, length if applicable [...] This would require full introspection features into the language, which is not provided for a compiled language (or at a cost that would be unacceptable to the RT folks). However, you have "off line" introspection with ASIS. An ASIS program could generate, f.e., IO packages for your types. -- J-P. Rosen Adalog 2 rue du Docteur Lombard, 92441 Issy-les-Moulineaux CEDEX Tel: +33 1 45 29 21 52, Fax: +33 1 45 29 25 00 http://www.adalog.fr