From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.devel Subject: Re: [Emacs-diffs] map 988d721: Add a pcase pattern for maps and `map-let' based on it Date: Mon, 08 Jun 2015 17:34:50 +0200 Message-ID: <87oakqmcx1.fsf@web.de> References: <20150602201956.22733.21800@vcs.savannah.gnu.org> <87eglrmdmp.fsf@petton.fr> <87zj4bfjrt.fsf@web.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1433777735 22799 80.91.229.3 (8 Jun 2015 15:35:35 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 8 Jun 2015 15:35:35 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jun 08 17:35:21 2015 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Z1z56-0004J3-H5 for ged-emacs-devel@m.gmane.org; Mon, 08 Jun 2015 17:35:20 +0200 Original-Received: from localhost ([::1]:58624 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z1z55-0000DL-O7 for ged-emacs-devel@m.gmane.org; Mon, 08 Jun 2015 11:35:19 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51013) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z1z4z-000084-RX for emacs-devel@gnu.org; Mon, 08 Jun 2015 11:35:14 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z1z4u-00069p-SQ for emacs-devel@gnu.org; Mon, 08 Jun 2015 11:35:13 -0400 Original-Received: from plane.gmane.org ([80.91.229.3]:34393) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z1z4u-00068V-Ml for emacs-devel@gnu.org; Mon, 08 Jun 2015 11:35:08 -0400 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1Z1z4p-000413-PP for emacs-devel@gnu.org; Mon, 08 Jun 2015 17:35:03 +0200 Original-Received: from ip-90-186-188-38.web.vodafone.de ([90.186.188.38]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 08 Jun 2015 17:35:03 +0200 Original-Received: from michael_heerdegen by ip-90-186-188-38.web.vodafone.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 08 Jun 2015 17:35:03 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 13 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: ip-90-186-188-38.web.vodafone.de User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) Cancel-Lock: sha1:06IDatExUN9Lj4OUMG1ngz/CL+Q= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 80.91.229.3 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:187098 Archived-At: Stefan Monnier writes: > > Perhaps we should also say that only one occurrence of KEY is tested in > > the alist case (is that true?), e.g. > > The usual semantics of alists is that a new element completely hides > earlier elements for the same key. Otherwise, it's not a "map" any > more, but a general relation. Ok, makes sense. Michael.