lib/comparison/presenter.rb
def difference(**options)
      if positive?
        number_to_currency absolute, format: '+%u%n', **options
      else
        number_to_currency absolute, **options
      end
    end
def difference(**options)
      if positive?
        number_to_currency absolute, format: '+%u%n', **options
      else
        number_to_currency absolute, **options
      end
    end
def difference ( ** options ) if positive? number_to_currency absolute , format : '+%u%n' , ** options else number_to_currency absolute , ** options end end
TODO: This shouldn't necessarily return a currency representation.

 Returns Comparator#absolute presented as currency.
TODO : This shouldn t necessarily return a currency representation .