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: Generators (iterators) for Gnu Emacs Date: Fri, 05 Dec 2014 23:54:00 +0100 Message-ID: <87k325btdj.fsf@web.de> References: <877fy77zhp.fsf@web.de> <871toern60.fsf@web.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1417820096 30384 80.91.229.3 (5 Dec 2014 22:54:56 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 5 Dec 2014 22:54:56 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Dec 05 23:54:49 2014 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 1Xx1lu-0004fm-WB for ged-emacs-devel@m.gmane.org; Fri, 05 Dec 2014 23:54:47 +0100 Original-Received: from localhost ([::1]:52786 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xx1lu-0006U7-Lk for ged-emacs-devel@m.gmane.org; Fri, 05 Dec 2014 17:54:46 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:41568) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xx1la-0006P6-DU for emacs-devel@gnu.org; Fri, 05 Dec 2014 17:54:32 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xx1lU-0006mB-55 for emacs-devel@gnu.org; Fri, 05 Dec 2014 17:54:26 -0500 Original-Received: from plane.gmane.org ([80.91.229.3]:41594) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xx1lT-0006m5-Mr for emacs-devel@gnu.org; Fri, 05 Dec 2014 17:54:20 -0500 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1Xx1lQ-0004Q4-8F for emacs-devel@gnu.org; Fri, 05 Dec 2014 23:54:16 +0100 Original-Received: from ip-90-186-215-205.web.vodafone.de ([90.186.215.205]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 05 Dec 2014 23:54:16 +0100 Original-Received: from michael_heerdegen by ip-90-186-215-205.web.vodafone.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 05 Dec 2014 23:54:16 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 18 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: ip-90-186-215-205.web.vodafone.de User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) Cancel-Lock: sha1:zOgmuMxpOwgBflTOcw20n7EcG0Y= 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:179059 Archived-At: Stefan Monnier writes: > I only meant it as an optimization of (gen-append (gen-from-elts > value) ...). This form appears twice in your file. Ok, I then can do it using some non-advertised helper function. > Not sure. There's some overlap with url-future.el (which only has the > "url-" prefix because we didn't want to grab the "future-" prefix > without first getting more experience with the corresponding > abstraction). I would never have found that myself. But this looks good, it's like my gen-delay plus better error handling. Hope it looses the url- prefix some day. Michael.