# File lib/pry/code/loc.rb, line 62
      def add_line_number(max_width = 0, color = false)
        padded = lineno.to_s.rjust(max_width)
        colorized_lineno = color ? Pry::Helpers::BaseHelpers.colorize_code(padded) : padded
        tuple[0] = "#{ colorized_lineno }: #{ line }"
      end