From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: ludo@gnu.org (Ludovic =?iso-8859-1?Q?Court=E8s?=) Newsgroups: gmane.lisp.guile.devel Subject: Re: syntax-locally-bound-identifiers, local-eval Date: Sun, 22 Jan 2012 01:28:19 +0100 Message-ID: <87aa5gd1i4.fsf@gnu.org> References: <87vco6tuxy.fsf@pobox.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: dough.gmane.org 1327192125 17555 80.91.229.12 (22 Jan 2012 00:28:45 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 22 Jan 2012 00:28:45 +0000 (UTC) To: guile-devel@gnu.org Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Sun Jan 22 01:28:41 2012 Return-path: Envelope-to: guile-devel@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1RolIX-0002uy-4Z for guile-devel@m.gmane.org; Sun, 22 Jan 2012 01:28:41 +0100 Original-Received: from localhost ([::1]:42592 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RolIW-0006Xa-Ec for guile-devel@m.gmane.org; Sat, 21 Jan 2012 19:28:40 -0500 Original-Received: from eggs.gnu.org ([140.186.70.92]:40785) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RolIU-0006XV-Tn for guile-devel@gnu.org; Sat, 21 Jan 2012 19:28:39 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RolIT-000783-Rq for guile-devel@gnu.org; Sat, 21 Jan 2012 19:28:38 -0500 Original-Received: from lo.gmane.org ([80.91.229.12]:57851) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RolIT-00077x-LW for guile-devel@gnu.org; Sat, 21 Jan 2012 19:28:37 -0500 Original-Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1RolIP-0002qp-L7 for guile-devel@gnu.org; Sun, 22 Jan 2012 01:28:33 +0100 Original-Received: from reverse-83.fdn.fr ([80.67.176.83]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 22 Jan 2012 01:28:33 +0100 Original-Received: from ludo by reverse-83.fdn.fr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 22 Jan 2012 01:28:33 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 19 Original-X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: reverse-83.fdn.fr X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 3 =?iso-8859-1?Q?Pluvi=F4se?= an 220 de la =?iso-8859-1?Q?R=E9volution?= X-PGP-Key-ID: 0xEA52ECF4 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 83C4 F8E5 10A3 3B4C 5BEA D15D 77DD 95E2 EA52 ECF4 X-OS: x86_64-unknown-linux-gnu User-Agent: Gnus/5.110018 (No Gnus v0.18) Emacs/24.0.90 (gnu/linux) Cancel-Lock: sha1:buCblemKUhpP6kkxEzVJ7qmURqA= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 80.91.229.12 X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Developers list for Guile, the GNU extensibility library" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Original-Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.devel:13625 Archived-At: Andy Wingo skribis: > (define-syntax lexicals > (lambda (x) > (syntax-case x () > ((lexicals) #'(lexicals lexicals)) > ((lexicals scope) > (with-syntax (((id ...) > (filter (lambda (x) > (eq? (syntax-local-binding x) 'lexical)) > (syntax-locally-bound-identifiers #'scope)))) > #'(list (cons 'id id) ...)))))) > > (let* ((x 10) (x 20)) (lexicals)) > => ((x . 10) (x . 20)) Ooooh, I’m starting to find it fun! :-) Ludo’.