Ruby: standalone silence_warnings

Kill those warnings without having to load activesupport, just drop this wherever you need šŸ™‚

Usage

class Foo; BAR = 1; end
silence_warnings{ Foo.const_set :BAR, 2 }

Code

  def silence_warnings
    old_verbose, $VERBOSE = $VERBOSE, nil
    yield
  ensure
    $VERBOSE = old_verbose
  end
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