From: Richard Hansen <rhansen@rhansen.org>
Date: Tue, 28 Jun 2022 19:05:04 +0000 (-0400)
Subject: whitespace: Include empty final line in BoB empty match
X-Git-Tag: emacs-29.0.90~1856^2~598
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=395786f42b0eed361ee34cd398bc8ee33802ed04;p=emacs.git

whitespace: Include empty final line in BoB empty match

* lisp/whitespace.el (whitespace-empty-at-bob-regexp): Include any
last line trailing whitespace in the BoB empty line match to ensure
that those characters get highlighted.
---

diff --git a/lisp/whitespace.el b/lisp/whitespace.el
index 4a8117b75e0..8146eff9b0a 100644
--- a/lisp/whitespace.el
+++ b/lisp/whitespace.el
@@ -730,7 +730,7 @@ Used when `whitespace-style' includes `indentation',
   :group 'whitespace)
 
 
-(defcustom whitespace-empty-at-bob-regexp "\\`\\(\\([ \t]*\n\\)+\\)"
+(defcustom whitespace-empty-at-bob-regexp "\\`\\([ \t\n]*\\(?:\n\\|$\\)\\)"
   "Specify regexp for empty lines at beginning of buffer.
 
 Used when `whitespace-style' includes `empty'."