Update doc for advice changes.

[bpt/emacs.git] / lisp / jit-lock.el

diff --git a/lisp/jit-lock.el b/lisp/jit-lock.el
index d879735..d0e8830 100644 (file)
--- a/lisp/jit-lock.el
+++ b/lisp/jit-lock.el
@@ -1,4 +1,4 @@
-;;; jit-lock.el --- just-in-time fontification
+;;; jit-lock.el --- just-in-time fontification  -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1998, 2000-2013 Free Software Foundation, Inc.
 
@@ -258,7 +258,7 @@ the variable `jit-lock-stealth-nice'."
 When this minor mode is enabled, jit-lock runs as little code as possible
 during redisplay and moves the rest to a timer, where things
 like `debug-on-error' and Edebug can be used."
-  :global t
+  :global t :group 'jit-lock
   (when jit-lock-defer-timer
     (cancel-timer jit-lock-defer-timer)
     (setq jit-lock-defer-timer nil))
@@ -412,21 +412,24 @@ Defaults to the whole buffer.  END can be out of bounds."
            ;; eagerly extend the refontified region with
            ;; jit-lock-after-change-extend-region-functions.
            (when (< start orig-start)
-            (run-with-timer 0 nil 'jit-lock-force-redisplay
-                            (current-buffer) start orig-start))
+            (run-with-timer 0 nil #'jit-lock-force-redisplay
+                             (copy-marker start) (copy-marker orig-start)))
 
           ;; Find the start of the next chunk, if any.
           (setq start (text-property-any next end 'fontified nil))))))))
 
-(defun jit-lock-force-redisplay (buf start end)
+(defun jit-lock-force-redisplay (start end)
   "Force the display engine to re-render buffer BUF from START to END."
-  (with-current-buffer buf
-    (with-buffer-prepared-for-jit-lock
-     ;; Don't cause refontification (it's already been done), but just do
-     ;; some random buffer change, so as to force redisplay.
-     (put-text-property start end 'fontified t))))
-
-
+  (when (marker-buffer start)
+    (with-current-buffer (marker-buffer start)
+      (with-buffer-prepared-for-jit-lock
+       (when (> end (point-max))
+         (setq end (point-max) start (min start end)))
+       (when (< start (point-min))
+         (setq start (point-min) end (max start end)))
+       ;; Don't cause refontification (it's already been done), but just do
+       ;; some random buffer change, so as to force redisplay.
+       (put-text-property start end 'fontified t)))))
 \f
 ;;; Stealth fontification.
 
@@ -479,7 +482,7 @@ non-nil in a repeated invocation of this function."
     (cancel-timer jit-lock-stealth-repeat-timer))
   (unless (or executing-kbd-macro
              memory-full
-             (window-minibuffer-p (selected-window))
+             (window-minibuffer-p)
              ;; For first invocation set up `jit-lock-stealth-buffers'.
              ;; In repeated invocations it's already been set up.
              (null (if repeat