Remove closed checks and use &.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56987 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2016-12-05 12:35:03 +00:00 · 2016-12-05 12:35:03 +00:00 · b1272e93eb
commit b1272e93eb
parent 956aa0102e
1 changed files with 1 additions and 1 deletions
--- a/test/lib/envutil.rb
+++ b/test/lib/envutil.rb
@ -127,7 +127,7 @@ module EnvUtil
      th.kill if th
    end
    [in_c, in_p, out_c, out_p, err_c, err_p].each do |io|
-      io.close if io && !io.closed?
+      io&.close
    end
    [th_stdout, th_stderr].each do |th|
      th.join if th