Create modules for other items

js-jasmine/src/aged_brie_update.js

@@ -0,0 +1,13 @@
+function getQualityChange(item) {
+  if (item.sellIn <= 0) {
+    return 2;
+  } else {
+    return 1;
+  }
+}
+
+function is(item) {
+  return item.name.toLowerCase().match(/aged brie/);
+};
+
+module.exports = { is, getQualityChange };

js-jasmine/src/shop.js

@@ -1,4 +1,6 @@
 var backstage_pass = require('./backstage_pass_update.js')
+var aged_brie = require('./aged_brie_update.js')
+var sulfuras = require('./sulfuras_update.js')
 
 class Shop {
   constructor(items = []) {
@@ -27,23 +29,15 @@ class Shop {
   _getQualityChange(item) {
     if (backstage_pass.is(item)) {
       return backstage_pass.getQualityChange(item);
-    } else if (this._isAgedBrie(item)) {
-      return this._getQualityChangeAgedBrie(item);
-    } else if (this._isSulfuras(item)) {
-      return this._getQualityChangeSulfuras(item);
+    } else if (aged_brie.is(item)) {
+      return aged_brie.getQualityChange(item);
+    } else if (sulfuras.is(item)) {
+      return sulfuras.getQualityChange(item);
     } else {
       return this._getQualityChangeStandard(item);
     }
   }
 
-  _isAgedBrie(item) {
-    return item.name.toLowerCase().match(/aged brie/);
-  }
-
-  _isSulfuras(item) {
-    return item.name.toLowerCase().match(/sulfuras/);
-  }
-
   _getQualityChangeStandard(item) {
     if (item.sellIn <= 0) {
       return -2;
@@ -52,18 +46,6 @@ class Shop {
     }
   }
 
-  _getQualityChangeAgedBrie(item) {
-    if (item.sellIn <= 0) {
-      return 2;
-    } else {
-      return 1;
-    }
-  }
-
-  _getQualityChangeSulfuras(item) {
-    return 0;
-  }
-
   _updateItemSellIn(item) {
     if (item.name != 'Sulfuras, Hand of Ragnaros') {
       item.sellIn = item.sellIn - 1;

js-jasmine/src/sulfuras_update.js

@@ -0,0 +1,9 @@
+function getQualityChange(item) {
+  return 0;
+}
+
+function is(item) {
+  return item.name.toLowerCase().match(/sulfuras/);
+};
+
+module.exports = { is, getQualityChange };