class Logger

def self.define_around_helper(level)
  module_eval <<-end_eval, __FILE__, __LINE__ + 1
    def around_#{level}(before_message, after_message)  # def around_debug(before_message, after_message, &block)
      self.#{level}(before_message)                     #   self.debug(before_message)
      return_value = yield(self)                        #   return_value = yield(self)
      self.#{level}(after_message)                      #   self.debug(after_message)
      return_value                                      #   return_value
    end                                                 # end
  end_eval
end