220 32820 <2426352.kqhfR8YEAN@tjmaciei-mobl1> article Path: news.gmane.org!.POSTED!not-for-mail From: Thiago Macieira Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: std::enum Date: Tue, 20 Jun 2017 21:06:49 -0700 Lines: 28 Approved: news@gmane.org Message-ID: <2426352.kqhfR8YEAN@tjmaciei-mobl1> References: <1cdd0fbf-c65d-4034-82d1-a84d4c4f6d1c@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1498018016 6538 195.159.176.226 (21 Jun 2017 04:06:56 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 21 Jun 2017 04:06:56 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCB4TK757YBRBXHBU7FAKGQEVGAN3NI@isocpp.org Wed Jun 21 06:06:50 2017 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-yb0-f198.google.com ([209.85.213.198]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dNWum-0001KX-Gc for gclcip-std-proposals@m.gmane.org; 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[2a01:4f8:d13:f81:21c:14ff:fe01:12a3]) by mx.google.com with ESMTP id 81si15781597itv.117.2017.06.20.21.06.51 for ; Tue, 20 Jun 2017 21:06:51 -0700 (PDT) Received-SPF: pass (google.com: domain of thiago@macieira.org designates 2a01:4f8:d13:f81:21c:14ff:fe01:12a3 as permitted sender) client-ip=2a01:4f8:d13:f81:21c:14ff:fe01:12a3; Original-Received: from tjmaciei-mobl1.localnet (unknown [IPv6:2601:1c0:4501:5f9f:2168:abeb:379c:923e]) by gondolin.macieira.info (Postfix) with ESMTPSA id A887211B299 for ; Tue, 20 Jun 2017 21:06:50 -0700 (PDT) In-Reply-To: <1cdd0fbf-c65d-4034-82d1-a84d4c4f6d1c@isocpp.org> X-Original-Sender: thiago@macieira.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of thiago@macieira.org designates 2a01:4f8:d13:f81:21c:14ff:fe01:12a3 as permitted sender) smtp.mailfrom=thiago@macieira.org Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Google-Group-Id: 399137483710 List-Post: , List-Help: , List-Archive: List-Subscribe: , List-Unsubscribe: , Xref: news.gmane.org gmane.comp.lang.c++.isocpp.proposals:32820 Archived-At: On Tuesday, 20 June 2017 20:34:28 PDT Halfdan Ingvarsson wrote: > I'd like to propose a simple, but very useful utility class for the > standard library: std::enum. You need to find a different name. We can't have a class whose name is a reserved keyword. > All it does is take a template parameter, which would be an enum type. > > It would then allow you to access the individual elements of that enum, in > order of declaration, using a nearly identical interface as std::array<> > (i.e either through enumerators, or operator[]). You're asking for enum reflection. There are many proposals about that, both restricted to enums as well as generic (reflection for everything). The restricted proposals haven't gained much traction, so everything now depends on the full reflection proposals being accepted. -- Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org Software Architect - Intel Open Source Technology Center -- You received this message because you are subscribed to the Google Groups "ISO C++ Standard - Future Proposals" group. To unsubscribe from this group and stop receiving emails from it, send an email to std-proposals+unsubscribe@isocpp.org. To post to this group, send email to std-proposals@isocpp.org. To view this discussion on the web visit https://groups.google.com/a/isocpp.org/d/msgid/std-proposals/2426352.kqhfR8YEAN%40tjmaciei-mobl1. .