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[Emacs-diffs] Changes to emacs/lispref/modes.texi
From: |
Stefan Monnier |
Subject: |
[Emacs-diffs] Changes to emacs/lispref/modes.texi |
Date: |
Wed, 26 Apr 2006 05:33:11 +0000 |
Index: emacs/lispref/modes.texi
diff -u emacs/lispref/modes.texi:1.136 emacs/lispref/modes.texi:1.137
--- emacs/lispref/modes.texi:1.136 Mon Apr 24 06:35:58 2006
+++ emacs/lispref/modes.texi Wed Apr 26 05:33:11 2006
@@ -3079,8 +3079,8 @@
example, when a buffer change has changed the syntactic meaning of text
on an earlier line.
-You can enlarge (or even reduce) the region to fontify by setting either
-of the following variables:
+You can enlarge (or even reduce) the region to fontify by setting @c either of
+the following variables:
@defvar font-lock-extend-region-function
This buffer-local variable is either @code{nil} or is a function that
@@ -3091,10 +3091,9 @@
@var{end}, and @var{old-len} from after-change-functions (@pxref{Change
Hooks}). It should return either a cons of the beginning and end buffer
positions (in that order) of the region to fontify, or @code{nil} (which
-directs the caller to fontify the default region). This function need
-not preserve point or the match-data, but must preserve the current
-restriction. The region it returns may start or end in the middle of a
-line.
+directs the caller to fontify the default region). This function needs
+to preserve point, the match-data, and the current restriction.
+The region it returns may start or end in the middle of a line.
Since this function is called after every buffer change, it should be
reasonably fast.