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authorStefan Monnier <monnier@iro.umontreal.ca>2006-04-26 05:33:11 +0000
committerStefan Monnier <monnier@iro.umontreal.ca>2006-04-26 05:33:11 +0000
commit50bfbe5fc0d39f79634f36cefd313a92d5fca7e0 (patch)
tree5e9022d38e97b38ebb1cdabf8af73bd9ee9dd5bf /lispref/modes.texi
parent0a206828d8892e97523c3eff5df41b8ea647d2a2 (diff)
downloademacs-50bfbe5fc0d39f79634f36cefd313a92d5fca7e0.tar.gz
Minor tweaks.
Diffstat (limited to 'lispref/modes.texi')
-rw-r--r--lispref/modes.texi11
1 files changed, 5 insertions, 6 deletions
diff --git a/lispref/modes.texi b/lispref/modes.texi
index 12e419e8e37..3f56179231c 100644
--- a/lispref/modes.texi
+++ b/lispref/modes.texi
@@ -3079,8 +3079,8 @@ While this works well most of the time, sometimes it doesn't---for
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 @@ The function is given three parameters, the standard @var{beg},
@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.