From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#22960: 25.0.92; smie-indent-keyword triggers the "Bumped into unknown token" error Date: Wed, 09 Mar 2016 17:34:13 +0200 Message-ID: <86io0vd5sa.fsf@yandex.ru> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1457537729 19657 80.91.229.3 (9 Mar 2016 15:35:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 9 Mar 2016 15:35:29 +0000 (UTC) To: 22960@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Mar 09 16:35:16 2016 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 1adg8o-000481-ON for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Mar 2016 16:35:14 +0100 Original-Received: from localhost ([::1]:42143 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1adg8n-0000Oh-PY for geb-bug-gnu-emacs@m.gmane.org; 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Here's an example Ruby code (almost unmodified, from a real project): foo_bar( "# coding:koi8-r \xd0\xd2\xcf\xd7\xc5\xd2\xcb\xc1 = 42 puts \xd0\xd2\xcf\xd7\xc5\xd2\xcb\xc1") Try to reindent the second line. During its execution, smie-indent-keyword calls smie-indent-forward-token from the third line (in the middle of the string literal). ruby-smie--forward-token returns "" there (because why not?), and smie-indent-forward-token freaks out. IMHO, smie-forward-token-function doesn't have to know how to handle that context, and the fault lies in smie-indent-keyword. Stefan, could you please take a look? In GNU Emacs 25.0.92.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.16.7) of 2016-03-05 built on axl Repository revision: dbb02bfadc38297c06bbd3462e53192d0ced76dc Windowing system distributor 'The X.Org Foundation', version 11.0.11702000 System Description: Ubuntu 15.10