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roryokane/with_stdout.rb

Created September 11, 2013 02:52
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Ruby method `with_stdout` lets you output to an arbitrary stream with `puts`, etc., for convenience
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with_stdout.rb
# lets you output to an arbitrary stream with `puts`, etc., for convenience
def with_stdout(new_stdout)
old_stdout = $stdout # $stdout usually be STDOUT here, but not if you nest this function
$stdout = new_stdout
yield
$stdout = old_stdout
end
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