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suppress warning

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* lib/test/unit.rb (terminal_width): suppress uninitialized instance
  variable warning.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36336 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2012-07-07 21:38:07 +00:00
parent 191f473419
commit cf06ed4f52
1 changed files with 1 additions and 1 deletions
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lib/test/unit.rb
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@ -382,7 +382,7 @@ module Test
end
def terminal_width
unless @terminal_width
unless @terminal_width ||= nil
begin
require 'io/console'
width = $stdout.winsize[1]