VisitorPattern.Tobacco.Accept C# (CSharp) Method

        public double Accept(Visitor visitor)
        {
            return visitor.visit(this);
        }

        void OnEnable()
        {
            Debug.Log("------------------");
            Debug.Log("VISITOR DESIGN PATTERN");

            // testing the pattern:

            TaxVisitor        taxCalc        = new TaxVisitor();
            TaxHolidayVisitor taxHolidayCalc = new TaxHolidayVisitor();

            Necessity milk   = new Necessity(3.25);
            Liquor    vodka  = new Liquor(11.99);
            Tobacco   cigars = new Tobacco(19.99);

            double milkPrice        = milk.Accept(taxCalc);
            double milkPriceHoliday = milk.Accept(taxHolidayCalc);

            Debug.Log("Milk costs: " + milkPrice.ToString() + ", Holiday Price: " + milkPriceHoliday.ToString());

            double vodkaPrice        = vodka.Accept(taxCalc);
            double vodkaHolidayPrice = vodka.Accept(taxHolidayCalc);

            Debug.Log("Vodka costs: " + vodkaPrice.ToString() + ", Holiday Price: " + vodkaHolidayPrice.ToString());

            double cigarsPrice        = cigars.Accept(taxCalc);
            double cigarsPriceHoliday = cigars.Accept(taxHolidayCalc);

            Debug.Log("Cigars cost: " + cigarsPrice.ToString() + ", Holiday Price: " + cigarsPriceHoliday.ToString());
        }