From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul Pogonyshev Newsgroups: gmane.emacs.bugs Subject: bug#19397: incorrect handling of / in a character class in js-mode Date: Wed, 17 Dec 2014 16:15:47 +0100 Message-ID: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=047d7bdc1a66489359050a6af396 X-Trace: ger.gmane.org 1418829477 3233 80.91.229.3 (17 Dec 2014 15:17:57 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 17 Dec 2014 15:17:57 +0000 (UTC) To: 19397@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Dec 17 16:17:50 2014 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1Y1GMI-00042k-7m for geb-bug-gnu-emacs@m.gmane.org; Wed, 17 Dec 2014 16:17:50 +0100 Original-Received: from localhost ([::1]:50083 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1GMH-0006iL-HO for geb-bug-gnu-emacs@m.gmane.org; Wed, 17 Dec 2014 10:17:49 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:53820) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1GKa-0004IG-9y for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:16:05 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y1GKZ-0004Ul-6g for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:16:04 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:39612) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1GKY-0004UX-QQ for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:16:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Y1GKY-0008Rk-Ih for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:16:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Paul Pogonyshev Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 17 Dec 2014 15:16:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 19397 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.141882935532448 (code B ref -1); Wed, 17 Dec 2014 15:16:02 +0000 Original-Received: (at submit) by debbugs.gnu.org; 17 Dec 2014 15:15:55 +0000 Original-Received: from localhost ([127.0.0.1]:48978 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Y1GKQ-0008RH-Df for submit@debbugs.gnu.org; Wed, 17 Dec 2014 10:15:54 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:52038) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Y1GKO-0008R8-3y for submit@debbugs.gnu.org; Wed, 17 Dec 2014 10:15:52 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y1GKN-0004T5-8X for submit@debbugs.gnu.org; Wed, 17 Dec 2014 10:15:51 -0500 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:40140) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1GKN-0004T0-6C for submit@debbugs.gnu.org; Wed, 17 Dec 2014 10:15:51 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:53751) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1GKM-00048E-01 for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:15:50 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y1GKK-0004SW-PC for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:15:49 -0500 Original-Received: from mail-ie0-x232.google.com ([2607:f8b0:4001:c03::232]:41091) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1GKK-0004SR-KQ for bug-gnu-emacs@gnu.org; Wed, 17 Dec 2014 10:15:48 -0500 Original-Received: by mail-ie0-f178.google.com with SMTP id tp5so14766697ieb.23 for ; Wed, 17 Dec 2014 07:15:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=mpiA+Zkif3/U9u2TaGba+DQgz/WXZ+IOcWdjncTLzBc=; b=D9lNbjksmUMoPYmv+cfS3uNo8EI64v6lyUhc4kOUZq4//8YQGHcNQQOHCD4Wd5xw6A idxfY7gEy8GBJNkEdvtt9Y0FzP1vi3JKkCR8HVn6TQu19PGux4Qe1TjDNwOS3BsO2R7N HKhztZx2K3fqBA1xSIOJKq2+rm3IL+6nKnbR06ctokiFJYCU4v1lZphFRdZEWZ61XInR xVzoyYHSWCU09Vn6pydVNgFBxTlXh008teoThdaoAPZPxzxtIUGpyT+s+XXiMMlkfNg+ oyrd7nBdXjNaDHZjFGOe3NMrdnXYH6XTAxAdtRR5C+rGc6iprwBM7Wh0hy8ZyLKkKMbD tbPQ== X-Received: by 10.50.66.200 with SMTP id h8mr8678541igt.20.1418829347973; Wed, 17 Dec 2014 07:15:47 -0800 (PST) Original-Received: by 10.43.125.2 with HTTP; Wed, 17 Dec 2014 07:15:47 -0800 (PST) X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:97443 Archived-At: --047d7bdc1a66489359050a6af396 Content-Type: text/plain; charset=UTF-8 Try to type the following code in a JS buffer: function test () { return /[/]/.test ('/') } This function is legal in JS and returns true. However, Emacs is badly confused: indentation, syntax highlighting, C-M-f over the regex all don't work correctly. Note that while _this_ regex is silly, it is based on a real-life one that uses a character class with a slash in it. Recent Emacs trunk. Paul --047d7bdc1a66489359050a6af396 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Try to type the following code in a JS buffer:
function test ()
{
=C2=A0=C2=A0=C2=A0 return /[/]/.test ('/'= )
}

This function is legal in JS and returns true. How= ever, Emacs is badly confused: indentation, syntax highlighting, C-M-f over= the regex all don't work correctly.

Note that while = _this_ regex is silly, it is based on a real-life one that uses a character= class with a slash in it.

Recent Emacs trunk.=

Paul
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