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splattael/capture_stdout.rb

Created January 8, 2009 15:04
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capture_stdout.rb
# http://stefankst.net/2007/06/05/capture-standard-output-in-ruby/
def capture_stdout
old_stdout = $stdout
out = StringIO.new
$stdout = out
begin
yield
ensure
$stdout = old_stdout
end
out.string
end
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