From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: Short to long form expansion? Date: Thu, 23 Feb 2006 10:44:17 -0500 Organization: Bell Sympatico Message-ID: <87u0aq13nw.fsf-monnier+gnu.emacs.help@gnu.org> References: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1140810775 17338 80.91.229.2 (24 Feb 2006 19:52:55 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Fri, 24 Feb 2006 19:52:55 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Feb 24 20:52:54 2006 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1FCizk-0007GN-7r for geh-help-gnu-emacs@m.gmane.org; Fri, 24 Feb 2006 20:52:52 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FCizj-0000HG-H9 for geh-help-gnu-emacs@m.gmane.org; Fri, 24 Feb 2006 14:52:51 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!newsfeed.gamma.ru!Gamma.RU!demos!WWW1.relcom.ru!nx02.iad01.newshosting.com!newshosting.com!216.196.98.140.MISMATCH!border1.nntp.dca.giganews.com!nntp.giganews.com!wns13feed!worldnet.att.net!207.35.177.252!nf3.bellglobal.com!nf1.bellglobal.com!nf2.bellglobal.com!news20.bellglobal.com.POSTED!not-for-mail Original-Newsgroups: gnu.emacs.help User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) Cancel-Lock: sha1:9gUhjvjwID423xqXXuFav6/CPqs= Original-Lines: 39 Original-NNTP-Posting-Host: 70.48.80.201 Original-X-Complaints-To: abuse@sympatico.ca Original-X-Trace: news20.bellglobal.com 1140709458 70.48.80.201 (Thu, 23 Feb 2006 10:44:18 EST) Original-NNTP-Posting-Date: Thu, 23 Feb 2006 10:44:18 EST Original-Xref: shelby.stanford.edu gnu.emacs.help:137758 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:33382 Archived-At: > Is there a mode that allows completion of words by taking a short form, and > comparing it with text in the buffer to deduce a longer form? e.g. > in a buffer with > complete_text > some-variable-name > c_t M-RET -> complete_text > s-v-n M-RET -> some-variable-name > Anything like that? I use pabbrev-mode which helps alot with code editing, > but this little extra would be icing on the cake. I use dabbrev for that, with the following patch, Stefan --- orig/lisp/dabbrev.el +++ mod/lisp/dabbrev.el @@ -958,10 +958,12 @@ Returns the expansion found, or nil if not found. Leaves point at the location of the start of the expansion." (save-match-data - (let ((pattern1 (concat (regexp-quote abbrev) - "\\(" dabbrev--abbrev-char-regexp "\\)")) - (pattern2 (concat (regexp-quote abbrev) - "\\(\\(" dabbrev--abbrev-char-regexp "\\)+\\)")) + (let ((pattern1 (concat (mapconcat (lambda (c) (regexp-quote (string c))) + abbrev (concat "\\(?:" dabbrev--abbrev-char-regexp "\\)*")) + "\\(?:" dabbrev--abbrev-char-regexp "\\)")) + (pattern2 (concat (mapconcat (lambda (c) (regexp-quote (string c))) + abbrev (concat "\\(?:" dabbrev--abbrev-char-regexp "\\)*")) + "\\(\\(?:" dabbrev--abbrev-char-regexp "\\)+\\)")) ;; This makes it possible to find matches in minibuffer prompts ;; even when they are "inviolable". (inhibit-point-motion-hooks t)