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=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no 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!feeder.eternal-september.org!aioe.org!.POSTED!not-for-mail From: Pascal Obry Newsgroups: comp.lang.ada Subject: Re: Generators/coroutines in future Ada? Date: Tue, 11 Jul 2017 21:52:32 +0200 Organization: Home - http://www.obry.net Message-ID: <1499802752.2481.2.camel@obry.net> References: Reply-To: pascal@obry.net NNTP-Posting-Host: jAwp6sLi3TEa3F06gvHFcg.user.gioia.aioe.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Complaints-To: abuse@aioe.org X-Mailer: Evolution 3.22.6-1 X-Notice: Filtered by postfilter v. 0.8.2 Xref: news.eternal-september.org comp.lang.ada:47362 Date: 2017-07-11T21:52:32+02:00 List-Id: Le mardi 11 juillet 2017 =C3=A0 18:59 +0200, Dmitry A. Kazakov a =C3=A9crit= =C2=A0: > There must be no hidden state, almost never. The state must be > packed=C2=A0into an object which must be an explicit parameter. This sounds plain wrong to me. We have ASM and ADT, why do you want to forbid ASM which is a simple and nice design pattern? I agree with Jean-Pierre, generator is a a package with state in the body. Ada has been designed with building blocks in mind, for example a class is a package+tagged-type. --=20 =C2=A0 Pascal Obry /=C2=A0=C2=A0Magny Les Hameaux (78) =C2=A0 The best way to travel is by means of imagination =C2=A0=C2=A0http://www.obry.net =C2=A0 gpg --keyserver keys.gnupg.net --recv-key F949BD3B