220 39290 article Path: news.gmane.org!.POSTED!not-for-mail From: inkwizytoryankes@gmail.com Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Alternative proposal for mapping P0709 Deterministic Exceptions into C Date: Sun, 22 Jul 2018 15:11:52 -0700 (PDT) Lines: 68 Approved: news@gmane.org Message-ID: References: <6a65c934-5d2a-4e75-b88d-9eaaee338bd3@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="----=_Part_7633_515428226.1532297512936" X-Trace: blaine.gmane.org 1532297389 22297 195.159.176.226 (22 Jul 2018 22:09:49 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 22 Jul 2018 22:09:49 +0000 (UTC) To: ISO C++ Standard - Future Proposals Original-X-From: std-proposals+bncBDDLTAGNTIBBBKMC2TNAKGQE7J3ZL7A@isocpp.org Mon Jul 23 00:09:45 2018 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 1fhMXw-0005gg-FE for gclcip-std-proposals@m.gmane.org; Mon, 23 Jul 2018 00:09:44 +0200 Original-Received: by mail-yw0-f197.google.com with SMTP id c204-v6sf10012948ywa.8 for ; Sun, 22 Jul 2018 15:11:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=isocpp-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:message-id:in-reply-to:references:subject:mime-version :x-original-sender:reply-to:precedence:mailing-list:list-id :list-post:list-help:list-archive:list-subscribe:list-unsubscribe; bh=J1GSoQT6Y48kSN6hh6ybdd+OY6Rd1flIeIL+oW4cCy0=; b=lvn58Bf3RNeJjUdWGSHqu7TnhyorZONikbDnOCSPt/Cu3wfrKAzragPnA8H2CLiAdu 07zzjEikWxiww7JNqG+s39QLHZcP2DTDIFu8af8kUinlEmygDGHo/ekMcDibkKa+StmU EF+vzHUgdBgujYt8gsuCmJTlss7v9IMkk6cWJ8TgFDBqnSojjLvb/rQtqLu38pi7B/XM yqPH56sU5kEAletewU3z2NH2TzJSfv4nv0R3+hw2DWtfdU+QqWNjdWYXUHOpMwoIMKIw KUXV2yVeHjzwGT4bjSe0xzlm0jnsYm1q/uSeQFkkVAFZivmLGIEP5JxafG6skkOWedsQ ptRw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:message-id:in-reply-to:references:subject:mime-version :x-original-sender:reply-to:precedence:mailing-list:list-id :list-post:list-help:list-archive:list-subscribe:list-unsubscribe; bh=J1GSoQT6Y48kSN6hh6ybdd+OY6Rd1flIeIL+oW4cCy0=; b=itxZqtEs+JN5UPMqphAEwqy7+gJnH2nEOSAwDOUj+dO9AntFr0J+0c7j064L0EPjhH Mk79kbqeOk0u044mQdZ8T/XUvB4SdnfBQNw3fe4sRsvMYpKipryT4AasETJm1LrEOpSw gtV6tstaBEJTIoX9k/2BfpeKAX5yocXY/fuFisxQ6a9BZllI94C8fZqnQPdLftNMcZh2 Nh6Qze/xwmF/2hh3HV5nYRSGQViPH6s3GGZ9oie/R1WLUkBhl9/WaEj/9b5JlXAIWTrf I9khARKlaL9UPM9s0Zu0N7OoM+ydZQSvPAcliskhUS4kKsrwzFry+NfU3eaUBO/I7Hki 4sXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:message-id:in-reply-to:references :subject:mime-version:x-original-sender:reply-to:precedence :mailing-list:list-id:x-spam-checked-in-group:list-post:list-help :list-archive:list-subscribe:list-unsubscribe; bh=J1GSoQT6Y48kSN6hh6ybdd+OY6Rd1flIeIL+oW4cCy0=; b=JAu+30UFCqy2wOL8y5fHPr61BisRNrqHH6TjnwLSDNB6tH/Vn2P5C3NKtwHXqB7H1e Y+ESz2yfZuLaccuDi/d3XYrhGBMDU8KBgocP/eXXSbc0K/ffJzgS5qsYRRS7QohKh+z/ xV4svcXVPDvFZLyYZ1k2eJOM7jOcv3PbE+evc6D1rpbyIIEo1JHe22LwLc/qz/xor+wo u9L4Bd+sMo4S2Og5ES/Ryi5mLZNN9oVpDik20SnO9Fs8pKoaKwwxYMafryHDHbF3bq72 dihcDXJYQkzwT1Jb02P1a3pigCrKrTesW2NQ3DxT1BX6Er4z549p83HATquViMPYrR43 BYIw== X-Gm-Message-State: AOUpUlHwhPymww/SSHLLGExtz4TbtkVPnVdvSeIK4oAo6asTtjoc7zP4 s1wl6RvhQR/L6RTgJV/HhdpR4A== X-Google-Smtp-Source: AAOMgpd1ws84ezosm40++URJsPFNTwwgVS8ynnyXjQXB5A/5TvOeTgS6Qd3z0MsrNtlg4xXJXJhnnA== X-Received: by 2002:a0d:ed85:: with SMTP id w127-v6mr2995498ywe.116.1532297515146; Sun, 22 Jul 2018 15:11:55 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 2002:a81:9b97:: with SMTP id s145-v6ls1009178ywg.43.gmail; Sun, 22 Jul 2018 15:11:53 -0700 (PDT) X-Received: by 2002:a81:5705:: with SMTP id l5-v6mr216921ywb.6.1532297513727; Sun, 22 Jul 2018 15:11:53 -0700 (PDT) In-Reply-To: <6a65c934-5d2a-4e75-b88d-9eaaee338bd3@isocpp.org> X-Original-Sender: inkwizytoryankes@gmail.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Spam-Checked-In-Group: std-proposals@isocpp.org 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:39290 Archived-At: ------=_Part_7633_515428226.1532297512936 Content-Type: multipart/alternative; boundary="----=_Part_7634_2142251410.1532297512936" ------=_Part_7634_2142251410.1532297512936 Content-Type: text/plain; charset="UTF-8" On Sunday, July 22, 2018 at 6:58:37 PM UTC+2, Niall Douglas wrote: > > The attached proposal is by a WG14 member who felt that he could improve > on my _Fails() proposal (formerly the _Either proposal). It is posted here > with his permission. > > Comments welcome. > > Niall > For me `_Fails` work better because of explicit need for `_Try` and `_Catch`. This is good because it force user to choose what to do and made this very visible. Another thing is allow of strong typed custom error types. -- 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/a210e7bc-5958-437b-85a3-dab48a98d385%40isocpp.org. ------=_Part_7634_2142251410.1532297512936 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Sunday, July 22, 2018 at 6:58:37 PM UTC+2, Nial= l Douglas wrote:
The attached proposal is by a WG14 member who felt that he could improve= on my _Fails() proposal (formerly the _Either proposal). It is posted here= with his permission.

Comments welcome.

Niall

For me `_Fails`= =C2=A0 work better because of explicit need for `_Try` and `_Catch`.
<= div>This is good because it force user to choose what to do and made this v= ery visible.
Another thing is allow of strong typed custom e= rror types.

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To view this discussion on the web visit https://groups.google.= com/a/isocpp.org/d/msgid/std-proposals/a210e7bc-5958-437b-85a3-dab48a98d385= %40isocpp.org.
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