From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: npostavs@users.sourceforge.net Newsgroups: gmane.emacs.bugs Subject: bug#28254: 26.0.50; SRFI-2 and-let* Date: Thu, 31 Aug 2017 22:55:58 -0400 Message-ID: <87inh36sap.fsf@users.sourceforge.net> References: <87a82kdb4e.fsf@holos> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1504234526 18827 195.159.176.226 (1 Sep 2017 02:55:26 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 1 Sep 2017 02:55:26 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2.50 (gnu/linux) Cc: 28254@debbugs.gnu.org To: Mark Oteiza Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Sep 01 04:55:18 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1dnc6w-00040C-Rf for geb-bug-gnu-emacs@m.gmane.org; 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Thu, 31 Aug 2017 19:54:23 -0700 (PDT) Original-Received: from zony ([45.2.119.49]) by smtp.googlemail.com with ESMTPSA id s72sm594853ioi.77.2017.08.31.19.54.17 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 31 Aug 2017 19:54:18 -0700 (PDT) In-Reply-To: <87a82kdb4e.fsf@holos> (Mark Oteiza's message of "Sun, 27 Aug 2017 16:11:29 -0400") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:136429 Archived-At: Mark Oteiza writes: > its behavior overlaps with when-let* but each has things the other > lacks. Can the differences be minimized? I think having a bunch of tiny differences is not good for reader comprehension or code reuse. How much would be lost if we implemented and-let* like this? (defmacro and-let* (varlist &rest body) `(when-let* ,varlist ,@(or body '(t))))