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  1.     Hamburger.SIZE_BIG = "BIG";
  2.     Hamburger.SIZE_SMALL = "SMALL";
  3.  
  4.     Hamburger.STUFFING_CHEESE = "CHEESE";
  5.     Hamburger.STUFFING_SALAD = "SALAD";
  6.     Hamburger.STUFFING_POTATOES = "POTATOES";
  7.  
  8.     Hamburger.TOPPING_SAUCE = "SAUCE";
  9.     Hamburger.TOPPING_MAYO = "MAYO";
  10.  
  11. function Hamburger(size, stuffing) {
  12.  
  13.     this.toppingsArr = {
  14.         toppingSause: 0,
  15.         toppingMayo: 0
  16.     };
  17.     this.size = size;
  18.     this.stuffing = stuffing;
  19.  
  20.         this.validateSize = function () {
  21.             if (this.size != Hamburger.SIZE_BIG && 
  22.                 this.size != Hamburger.SIZE_SMALL) {
  23.                 throw new Error( this.size + " - неправильный размер" );
  24.             }
  25.         }
  26.  
  27.         this.validateStuffing = function () {
  28.             if (stuffing != Hamburger.STUFFING_CHEESE && 
  29.                 stuffing != Hamburger.STUFFING_SALAD && 
  30.                 stuffing != Hamburger.STUFFING_POTATOES) {
  31.                 throw new Error( this.stuffing + " - неправильная начинка" );
  32.             }
  33.         }
  34. }
  35.  
  36. Hamburger.prototype.addTopping = function (topping) {
  37.  
  38.         if (topping == Hamburger.TOPPING_SAUCE) {
  39.             this.toppingsArr.toppingSause++;
  40.         }
  41.         if (topping == Hamburger.TOPPING_MAYO) {
  42.             this.toppingsArr.toppingMayo++;
  43.         }
  44.         if (this.toppingsArr.toppingSause >= 2) {
  45.             this.toppingsArr.toppingSause = 1;
  46.             throw new Error("Приправа добавлена более 1 раза");
  47.         }
  48.         if (this.toppingsArr.toppingMayo >= 2) {
  49.             this.toppingsArr.toppingMayo = 1;
  50.             throw new Error("Майонезом полито более 1 раза");
  51.         }
  52.         if (topping != Hamburger.TOPPING_SAUCE && 
  53.             topping != Hamburger.TOPPING_MAYO) {
  54.              throw new Error( this.topping + " - неизвестная добавка");   
  55.         }    
  56.     }
  57.  
  58. Hamburger.prototype.calculateCalories = function () {
  59.  
  60.         var calories = 0;
  61.         if (this.size == Hamburger.SIZE_BIG) {
  62.             calories += 40;
  63.         }
  64.         if (this.size == Hamburger.SIZE_SMALL) {
  65.             calories += 20;
  66.         }
  67.         if (this.stuffing == Hamburger.STUFFING_CHEESE) {
  68.             calories += 20;
  69.         }
  70.         if (this.stuffing == Hamburger.STUFFING_SALAD) {
  71.             calories += 5;
  72.         }
  73.         if (this.stuffing == Hamburger.STUFFING_POTATOES) {
  74.             calories += 10;
  75.         }
  76.         if (this.toppingsArr.toppingSause == 1) {
  77.             calories += 0;
  78.         }
  79.         if (this.toppingsArr.toppingMayo == 1) {
  80.             calories += 5;
  81.         }
  82.         return calories;
  83.     }
  84.  
  85. Hamburger.prototype.calculatePrice = function () {
  86.  
  87.         var price = 0;
  88.         if (this.size == Hamburger.SIZE_BIG) {
  89.             price += 100;
  90.         }
  91.         if (this.size == Hamburger.SIZE_SMALL) {
  92.             price += 50;
  93.         }
  94.         if (this.stuffing == Hamburger.STUFFING_CHEESE) {
  95.             price += 10;
  96.         }
  97.         if (this.stuffing == Hamburger.STUFFING_SALAD) {
  98.             price += 20;
  99.         }
  100.         if (this.stuffing == Hamburger.STUFFING_POTATOES) {
  101.             price += 15;
  102.         }
  103.         if (this.toppingsArr.toppingSause == 1) {
  104.             price += 15;
  105.         }
  106.         if (this.toppingsArr.toppingMayo == 1) {
  107.             price += 20;
  108.         }
  109.         return price;
  110.     }
  111.  
  112. // маленький гамбургер с начинкой из сыра
  113. var hamburger = new Hamburger(Hamburger.SIZE_SMALL, Hamburger.STUFFING_CHEESE);
  114. // добавка из майонеза
  115. hamburger.addTopping(Hamburger.TOPPING_MAYO);
  116. // спросим сколько там калорий
  117. console.log("Calories: %f", hamburger.calculateCalories());
  118. // сколько стоит
  119. console.log("Price: %f", hamburger.calculatePrice());
  120. // я тут передумал и решил добавить еще приправу
  121. hamburger.addTopping(Hamburger.TOPPING_SAUCE);
  122. // А сколько теперь стоит? 
  123. console.log("Price with sauce: %f", hamburger.calculatePrice());
  124. console.log("Calories with sauce: %f", hamburger.calculateCalories());
  125. hamburger.validateStuffing();
  126. hamburger.validateSize();
Runtime error #stdin #stdout #stderr 0.57s 323264KB
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js: uncaught JavaScript runtime exception: ReferenceError: "console" is not defined.
https://ideone.com/fiKf5c
language:
JavaScript (rhino 1.7.9)
created:
9 years ago
visibility:
public

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