cheeyeo/template_pattern_subclass.rb

## template_pattern_subclass.rb
class HTMLReport < Report
  def output_start
    puts('<html>')
  end


  def output_head
    puts(' <head>')
    puts(" <title>#{@title}</title>")
    puts(' </head>')
  end

  def output_body_start
    puts('<body>')
  end

  def output_line(line)
    puts(" <p>#{line}</p>")
  end

  def output_body_end
    puts('</body>')
  end

  def output_end
    puts('</html>')
  end

end

  @html_reporter = HTMLReport.new
  @html_reporter.output_report
	class HTMLReport < Report
	def output_start
	puts('<html>')
	end


	def output_head
	puts(' <head>')
	puts(" <title>#{@title}</title>")
	puts(' </head>')
	end

	def output_body_start
	puts('<body>')
	end

	def output_line(line)
	puts(" <p>#{line}</p>")
	end

	def output_body_end
	puts('</body>')
	end

	def output_end
	puts('</html>')
	end

	end

	@html_reporter = HTMLReport.new
	@html_reporter.output_report