From 12ee4e38950efaefaabafb552f06e9412d082d00 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 7 Nov 2016 03:47:46 +0000
Subject: vcs.rb: suppress warning

* tool/vcs.rb (DebugPOpen): suppress refinements warning in 2.0.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56658 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 tool/vcs.rb | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'tool')

diff --git a/tool/vcs.rb b/tool/vcs.rb
index 5ef77e424d..43b18e4879 100644
--- a/tool/vcs.rb
+++ b/tool/vcs.rb
@@ -79,12 +79,15 @@ if RUBY_VERSION < "2.0"
   end
 else
   module DebugPOpen
+    verbose, $VERBOSE = $VERBOSE, nil if RUBY_VERSION < "2.1"
     refine IO.singleton_class do
       def popen(*args)
         STDERR.puts args.inspect if $DEBUG
         super
       end
     end
+  ensure
+    $VERBOSE = verbose unless verbose.nil?
   end
   using DebugPOpen
 end
-- 
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