silence

# File activesupport/lib/active_support/logger_silence.rb, line 14
  def silence(temporary_level = Logger::ERROR)
    if silencer
      begin
        old_local_level            = local_level
        self.local_level           = temporary_level

        yield self
      ensure
        self.local_level = old_local_level
      end
    else
      yield self
    end
  end