From 8e77a7f8c94b7a419878189cbba0f00629dcde29 Mon Sep 17 00:00:00 2001
From: Dave Davenport <qball@gmpclient.org>
Date: Mon, 9 Jul 2018 11:57:21 +0200
Subject: [PATCH] [Lexer] Also allow non-capitalized environment variables

---
 lexer/theme-lexer.l | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lexer/theme-lexer.l b/lexer/theme-lexer.l
index 59351cc3..dfbb3fd9 100644
--- a/lexer/theme-lexer.l
+++ b/lexer/theme-lexer.l
@@ -177,7 +177,7 @@ INHERIT    (inherit)
 
 ASTERIX    \*
 
-ENV        $\{[A-Z0-9]*\}
+ENV        $\{[[:alnum:]]*\}
 
  /* Position */
 CENTER     (?i:center)