# File lib/cucumber/formatter/usage.rb, line 70
      def print_unused_step_definitions
        if @all_step_definitions.any?
          max_length = @all_step_definitions.map{|step_definition| step_definition.text_length}.max

          @io.puts format_string("(::) UNUSED (::)", :failed)
          @all_step_definitions.each do |step_definition|
            @io.print format_string(step_definition.regexp_source, :failed)
            @io.puts format_string("  # #{step_definition.file_colon_line}".indent(max_length - step_definition.text_length), :comment)
          end
        end
      end