From 88132768075eeb19733d70659eeb18703ebe352d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89tienne=20Barri=C3=A9?= <etienne.barrie@gmail.com>
Date: Thu, 7 May 2020 15:12:16 -0400
Subject: [PATCH] Don't leak a global variable

---
 lib/coderay/scanners/ruby.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/coderay/scanners/ruby.rb b/lib/coderay/scanners/ruby.rb
index 5b8de42f..a9a41149 100644
--- a/lib/coderay/scanners/ruby.rb
+++ b/lib/coderay/scanners/ruby.rb
@@ -257,7 +257,7 @@ def scan_tokens encoder, options
               end
               unless unicode
                 # check for unicode
-                $DEBUG_BEFORE, $DEBUG = $DEBUG, false
+                debug_before, $DEBUG = $DEBUG, false
                 begin
                   if check(/./mu).size > 1
                     # seems like we should try again with unicode
@@ -266,7 +266,7 @@ def scan_tokens encoder, options
                 rescue
                   # bad unicode char; use getch
                 ensure
-                  $DEBUG = $DEBUG_BEFORE
+                  $DEBUG = debug_before
                 end
                 next if unicode
               end