Improve documentation of 'empty' whitespace-style

* doc/emacs/display.texi (Useless Whitespace): Clarify that the
'empty' whitespace-style option highlights empty lines only at
BOB/EOB, as per the docstring of whitespace-style. (bug#31713)

diff --git a/doc/emacs/display.texi b/doc/emacs/display.texi
index c60cf64914647892764c3d5a65e3841ca9cbfb1b..2f5ce80d607c866eaf32af9d0e3a7b7a29b7efd4 100644 (file)
--- a/doc/emacs/display.texi
+++ b/doc/emacs/display.texi
@@ -1253,7 +1253,7 @@ customize the variable @code{whitespace-line-column}.
 Highlight newlines.
 
 @item empty
-Highlight empty lines.
+Highlight empty lines at the beginning and/or end of the buffer.
 
 @item big-indent
 @vindex whitespace-big-indent-regexp