220 33733 <10557c71-2b0f-6675-305e-1267eeda1ed6@gmail.com> article Path: news.gmane.org!.POSTED!not-for-mail From: Matthew Woehlke Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: properties? Date: Wed, 9 Aug 2017 13:59:20 -0400 Lines: 40 Approved: news@gmane.org Message-ID: <10557c71-2b0f-6675-305e-1267eeda1ed6@gmail.com> References: <6ed2bd55-5538-418f-8f1a-263a9958babd@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 1502301569 29270 195.159.176.226 (9 Aug 2017 17:59:29 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 9 Aug 2017 17:59:29 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 To: std-proposals@isocpp.org, Evan Teran Original-X-From: std-proposals+bncBC37LBFWUIFBB642VXGAKGQEJOH7WDY@isocpp.org Wed Aug 09 19:59:25 2017 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-yw0-f197.google.com ([209.85.161.197]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dfVGI-0006xb-05 for gclcip-std-proposals@m.gmane.org; Wed, 09 Aug 2017 19:59:18 +0200 Original-Received: by mail-yw0-f197.google.com with SMTP id a14sf111007282ywe.5 for ; 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[66.194.253.20]) by smtp.googlemail.com with ESMTPSA id a191sm2300487qkg.54.2017.08.09.10.59.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 09 Aug 2017 10:59:21 -0700 (PDT) Original-Newsgroups: gmane.comp.lang.c++.isocpp.proposals In-Reply-To: <6ed2bd55-5538-418f-8f1a-263a9958babd@isocpp.org> Content-Language: en-US X-Original-Sender: mwoehlke.floss@gmail.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=SgC5VTiD; spf=pass (google.com: domain of mwoehlke.floss@gmail.com designates 2607:f8b0:400d:c09::243 as permitted sender) smtp.mailfrom=mwoehlke.floss@gmail.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=gmail.com 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:33733 Archived-At: On 2017-08-09 13:32, Evan Teran wrote: > I never brought it up before because I assumed that it MUST have been > discussed in the past... It has. To death. Properties are contentious. (Nicol and I came up with something maybe a year ago that seemed plausible and had additional benefits, but I don't know if it ever got written up...) > but a search turns up nothing. Um... https://groups.google.com/a/isocpp.org/forum/#!searchin/std-proposals/properties%7Csort:relevance > I think that the specific syntax is less important than whether or > not the feature is desirable) A number of folks seem to be interested, but the implementation seems to be contentious, from what I recall. > [[property]] int data = [ read_data, write_data ]; FWIW, I'm pretty sure this syntax won't fly. Also, while there are significant advantages to this simplistic approach, I'm sure some folks will complain (loudly) that it requires the get/set functions are still direct members of the class, and there may be difficulties knowing which one to call when. Do please also read the inline class threads... -- Matthew -- 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/10557c71-2b0f-6675-305e-1267eeda1ed6%40gmail.com. .