From b9f472a905d6114d8460f42fe02994745e90e52f Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@telfort.nl>
Date: Sun, 17 Oct 2021 12:19:28 +0200
Subject: [PATCH] syntax: texinfo: be more precise in colorizing @commands

An @command must either start at the beginning of the line and be
followed by whitespace or EOL, or it must be followed by a brace.
Colorizing just any "@text" string colored too much.
---
 syntax/texinfo.nanorc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/syntax/texinfo.nanorc b/syntax/texinfo.nanorc
index 39cb20f9..33a1738e 100644
--- a/syntax/texinfo.nanorc
+++ b/syntax/texinfo.nanorc
@@ -15,7 +15,7 @@ color purple start="^@direntry" end="^@end direntry"
 color cyan "^@[a-z]+[[:space:]]+.*"
 color lightmagenta "@([a-z]+|,|H|U)\{([^}]|@\}|@[a-z]+\{[^}]*\})*\}"
 # Commands themselves.
-color yellow "@([a-z]+\{?|[,HU]\{|(AA|AE|DH|L|OE?|(La)?TeX|TH)\{)|\}"
+color yellow "^@[a-z]+([[:space:]]|$)|@([a-z]+|,|H|U|AA|AE|DH|L|OE?|(La)?TeX|TH)\{|\}"
 color pink "@[!"'&*./:=?@\^`{}~-]"
 
 # Special separator for headings and footings.