--- Begin Message ---
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Subject: |
24.4; Syntax highlighting in jgraph-mode is wrong if title line is commented |
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Date: |
Wed, 18 Feb 2015 18:49:05 -0500 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
Hi,
I want to report a bug with syntax highlighting in jgraph-mode. Syntax
highlighting is correct if the title line is uncommented, but on
commenting the title line, the highlighting goes awry and the whole file
seems to be treated as comments.
In GNU Emacs 24.4.1 (x86_64-unknown-linux-gnu, GTK+ Version 2.24.23)
of 2014-10-28 on rain.cse.ohio-state.edu
Windowing system distributor `Red Hat, Inc.', version 11.0.11500000
System Description: Red Hat Enterprise Linux Workstation release 6.6
(Santiago)
Important settings:
value of $LANG: en_US.UTF-8
value of $XMODIFIERS: @im=none
locale-coding-system: utf-8-unix
Major mode: Package Menu
Minor modes in effect:
which-function-mode: t
diff-auto-refine-mode: t
shell-dirtrack-mode: t
guide-key-mode: t
savehist-mode: t
icomplete-mode: t
global-anzu-mode: t
anzu-mode: t
company-quickhelp-mode: t
company-statistics-mode: t
TeX-PDF-mode: t
global-company-mode: t
company-mode: t
global-flycheck-mode: t
smooth-scroll-mode: t
recentf-mode: t
ido-vertical-mode: t
ido-ubiquitous-mode: t
flx-ido-mode: t
ido-everywhere: t
global-aggressive-indent-mode: t
global-flex-autopair-mode: t
flex-autopair-mode: t
show-paren-mode: t
global-undo-tree-mode: t
undo-tree-mode: t
achievements-mode: t
global-hungry-delete-mode: t
hungry-delete-mode: t
delete-selection-mode: t
display-time-mode: t
mode-icons-mode: t
global-linum-mode: t
linum-mode: t
global-hl-line-mode: t
tabbar-mwheel-mode: t
tabbar-mode: t
global-auto-revert-mode: t
auto-compile-on-load-mode: t
auto-compile-on-save-mode: t
mouse-wheel-mode: t
file-name-shadow-mode: t
global-font-lock-mode: t
font-lock-mode: t
blink-cursor-mode: t
auto-composition-mode: t
auto-encryption-mode: t
auto-compression-mode: t
buffer-read-only: t
size-indication-mode: t
column-number-mode: t
line-number-mode: t
transient-mark-mode: t
abbrev-mode: t
Recent input:
k : SPC L C D
: SPC E C D : SPC
C-y C-a C-SPC C-c n
C-s
C-s
M-b i >
C-r b e s s e y C-r C-r C-r
M-x
U x
y y C-f s m a r t p a r e n t s
s C-f C-f d x y C-x C-r
C-f s m
a r t p a r e n s C-f C-f C-f C-f
M-! d a t e C-u M-! d a t
e ; ; SPC C-s
C-x k
M-x r e p o r t Recent messages: The first line should be of the form:
";;; package --- Summary" Mark saved where search started Mark set Wed
Feb 18 18:23:26 EST 2015 Saving file /home/biswass/.emacs.d/init.el...
Wrote /home/biswass/.emacs.d/init.el Wrote
/home/biswass/.emacs.d/init.elc Wrote
/home/biswass/.emacs.d/init.{el,elc} Calculating achievements... done
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/usr/local/share/emacs/24.4/lisp/org/org-bbdb Features: (shadow sort
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trampver pcase smartparens vc-git autoload lisp-mnt tar-mode mm-archive
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mm-bodies mm-encode mail-utils network-stream starttls url-http tls
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url url-proxy url-privacy url-expand url-methods url-history url-cookie
url-domsuf url-util mailcap url-handlers url-parse auth-source eieio
eieio-core gnus-util mm-util mail-prsvr password-cache url-vars epg
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ace-jump-buffer ace-jump-mode bs dired-x misearch multi-isearch
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vc-dispatcher vc-svn preview prv-emacs reftex-dcr reftex-auc reftex
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ring company-gtags company-dabbrev-code company-dabbrev company-capf
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frameset undo-tree diff achievements basic-achievements
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byte-opt packed dash cl-loaddefs cl-lib bytecomp byte-compile cconv
auto-indent-mode-autoloads bash-completion-autoloads
display-theme-autoloads fill-column-indicator-autoloads
fixme-mode-autoloads flex-autopair-autoloads flex-isearch-autoloads
flx-ido-autoloads flx-autoloads flymake-autoloads
flymake-shell-autoloads flymake-easy-autoloads flyparens-autoloads
fringe-helper-autoloads highlight-numbers-autoloads hlinum-autoloads
idle-highlight-autoloads ido-better-flex-autoloads
ido-yes-or-no-autoloads finder-inf jgraph-mode-autoloads tex-site
mic-paren-autoloads mode-icons-autoloads advice help-fns nav-autoloads
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font-render-setting move-toolbar gtk x-toolkit x multi-tty emacs) Memory
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(intervals 56 88027 1950) (buffers 960 46) (heap 1024 100797 3700)) --
Regards, Swarnendu Biswas.
--- End Message ---
--- Begin Message ---
|
Subject: |
Re: bug#19898: 24.4; Syntax highlighting in jgraph-mode is wrong if title line is commented |
|
Date: |
Thu, 19 Feb 2015 09:59:06 -0500 |
|
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) |
> I have attached a file, hopefully you will be able to reproduce the syntax
> highlighting problem by commenting/uncommenting the "title" line.
Indeed, there was a bug with "foo : <string>" inside comments.
I installed the patch below which should make those strings work more
reliably, including in the multi-line case.
Stefan
diff --git a/packages/jgraph-mode/jgraph-mode.el
b/packages/jgraph-mode/jgraph-mode.el
index a56449e..ea2a0d2 100644
--- a/packages/jgraph-mode/jgraph-mode.el
+++ b/packages/jgraph-mode/jgraph-mode.el
@@ -1,9 +1,9 @@
;;; jgraph-mode.el --- Major mode for Jgraph files -*- lexical-binding:t -*-
-;; Copyright (C) 2006, 2011-2012, 2014 Free Software Foundation, Inc
+;; Copyright (C) 2006, 2011-2012, 2014, 2015 Free Software Foundation, Inc
;; Author: Stefan Monnier <address@hidden>
-;; Version: 1.0
+;; Version: 1.1
;; Package-Requires: ((cl-lib "0.5"))
;; Keywords: tex, wp
@@ -138,7 +138,8 @@
(,(concat "\\_<"
(regexp-opt (cons "include"
(apply 'append (mapcar 'cdr jgraph-commands))))
- "\\_>") . font-lock-keyword-face)
+ "\\_>")
+ . font-lock-keyword-face)
)
"Keyword highlighting specification for `jgraph-mode'.")
@@ -172,6 +173,20 @@
;;;###autoload
(add-to-list 'auto-mode-alist '("\\.jgr\\'" . jgraph-mode))
+(defun jgraph--syntax-end-of-string (limit)
+ (when (eq t (nth 3 (syntax-ppss)))
+ (when (re-search-forward "\\(?:\\=\\|[^\\]\\)\\(\n\\)" limit t)
+ (put-text-property (match-beginning 1) (match-end 1)
+ 'syntax-table (string-to-syntax "|")))))
+
+(defun jgraph--syntax-propertize (start end)
+ (goto-char start)
+ (jgraph--syntax-end-of-string end)
+ (funcall
+ (syntax-propertize-rules
+ ("\\s-:\\(\\s-\\)" (1 (prog1 "|" (jgraph--syntax-end-of-string end)))))
+ start end))
+
;;;###autoload
(define-derived-mode jgraph-mode prog-mode "Jgraph"
"A major mode for editing Jgraph files."
@@ -182,9 +197,7 @@
(set (make-local-variable 'font-lock-defaults)
'(jgraph-font-lock-keywords))
(set (make-local-variable 'syntax-propertize-function)
- (syntax-propertize-rules
- ;; FIXME: naive(broken) multiline pattern.
- ("\\s-\\(:\\)\\s-\\(?:.*\\\\\n\\)*.*\\(\n\\)" (1 "|") (2 "|"))))
+ #'jgraph--syntax-propertize)
(set (make-local-variable 'indent-line-function) 'jgraph-indent-line)
;; (set (make-local-variable 'imenu-generic-expression)
;; jgraph-imenu-generic-expression)
@@ -195,7 +208,6 @@
(defcustom jgraph-indent-offset 4
"Basic indentation step size in `jgraph-mode'."
- :group 'jgraph-mode
:type 'integer)
(defun jgraph-indent-line ()
--- End Message ---