From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Should records be able to mimic primitive types? Date: Tue, 4 Apr 2017 15:00:01 -0700 Organization: UCLA Computer Science Department Message-ID: <8777899d-ca8e-212c-b8bf-2f8da4c54836@cs.ucla.edu> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1491343219 27416 195.159.176.226 (4 Apr 2017 22:00:19 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 4 Apr 2017 22:00:19 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 To: Emacs development discussions Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Apr 05 00:00:11 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cvWUk-0006GT-81 for ged-emacs-devel@m.gmane.org; Wed, 05 Apr 2017 00:00:10 +0200 Original-Received: from localhost ([::1]:37785 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cvWUq-0004tw-AG for ged-emacs-devel@m.gmane.org; Tue, 04 Apr 2017 18:00:16 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:37528) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cvWUk-0004rW-Gs for emacs-devel@gnu.org; Tue, 04 Apr 2017 18:00:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cvWUg-00046f-DM for emacs-devel@gnu.org; Tue, 04 Apr 2017 18:00:10 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:40912) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cvWUg-000465-7c for emacs-devel@gnu.org; Tue, 04 Apr 2017 18:00:06 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 834841600A5 for ; Tue, 4 Apr 2017 15:00:02 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id copI8_V67_eK for ; Tue, 4 Apr 2017 15:00:01 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id D34641600A6 for ; Tue, 4 Apr 2017 15:00:01 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id wIE6q0xjIlEN for ; Tue, 4 Apr 2017 15:00:01 -0700 (PDT) Original-Received: from Penguin.CS.UCLA.EDU (Penguin.CS.UCLA.EDU [131.179.64.200]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id BC1681600A5 for ; Tue, 4 Apr 2017 15:00:01 -0700 (PDT) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 131.179.128.68 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:213658 Archived-At: In looking at the 'record' feature recently added to master, I noticed that (record 'integer 'foo 'bar) returns a value V such that (type-of V) yields the symbol 'integer', even though V is not an integer. Is this intended? Or should 'record' and 'make-record' reject attempts to build records that pretend to be of primitive types?