output_diff_line

# File lib/bundler/vendor/thor/lib/thor/shell/html.rb, line 96
      def output_diff_line(diff) #:nodoc:
        case diff.action
        when "-"
          say "- #{diff.old_element.chomp}", :red, true
        when "+"
          say "+ #{diff.new_element.chomp}", :green, true
        when "!"
          say "- #{diff.old_element.chomp}", :red, true
          say "+ #{diff.new_element.chomp}", :green, true
        else
          say "  #{diff.old_element.chomp}", nil, true
        end
      end