Adding Ruby version of the exercise

GildedRose/ruby/gilded_rose.rb

@@ -0,0 +1,67 @@
+
+class GildedRose
+    def update_quality(items)
+        items.each do |item|
+            if item.name != "Aged Brie" and item.name != "Backstage passes to a TAFKAL80ETC concert"
+                if item.quality > 0
+                    if item.name != "Sulfuras, Hand of Ragnaros"
+                        item.quality = item.quality - 1
+                    end
+                end
+            else
+                if item.quality < 50
+                    item.quality = item.quality + 1
+                    if item.name == "Backstage passes to a TAFKAL80ETC concert"
+                        if item.sell_in < 11
+                            if item.quality < 50
+                                item.quality = item.quality + 1
+                            end
+                        end
+                        if item.sell_in < 6
+                            if item.quality < 50
+                                item.quality = item.quality + 1
+                            end
+                        end
+                    end
+                end
+            end
+            if item.name != "Sulfuras, Hand of Ragnaros"
+                item.sell_in = item.sell_in - 1
+            end
+            if item.sell_in < 0
+                if item.name != "Aged Brie"
+                    if item.name != "Backstage passes to a TAFKAL80ETC concert"
+                        if item.quality > 0
+                            if item.name != "Sulfuras, Hand of Ragnaros"
+                                item.quality = item.quality - 1
+                            end
+                        end
+                    else
+                        item.quality = item.quality - item.quality
+                    end
+                else
+                    if item.quality < 50
+                        item.quality = item.quality + 1
+                    end
+                end
+            end
+        end
+        items
+    end
+end
+
+class Item
+    attr_accessor :name, :sell_in, :quality
+    
+    def initialize(name, sell_in, quality)
+        @name = name
+        @sell_in = sell_in
+        @quality = quality
+    end   
+        
+    def to_s()
+        "#{@name}, #{@sell_in}, #{@quality}"
+    end
+end
+        
+

GildedRose/ruby/gilded_rose_spec.rb

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+    
+require File.join(File.dirname(__FILE__), 'gilded_rose')
+
+
+describe GildedRose do
+
+ describe "#update_quality" do
+   items = [Item.new("foo", 0, 0)]
+   GildedRose.new().update_quality(items)
+   items[0].name.should == "fixme"
+ end
+
+end

GildedRose/ruby/main.rb

@@ -0,0 +1,33 @@
+#!/usr/bin/ruby -w
+    
+require File.join(File.dirname(__FILE__), 'gilded_rose')
+
+puts "OMGHAI!"
+items = [
+         Item.new(name="+5 Dexterity Vest", sell_in=10, quality=20),
+         Item.new(name="Aged Brie", sell_in=2, quality=0),
+         Item.new(name="Elixir of the Mongoose", sell_in=5, quality=7),
+         Item.new(name="Sulfuras, Hand of Ragnaros", sell_in=0, quality=80),
+         Item.new(name="Sulfuras, Hand of Ragnaros", sell_in=-1, quality=80),
+         Item.new(name="Backstage passes to a TAFKAL80ETC concert", sell_in=15, quality=20),
+         Item.new(name="Backstage passes to a TAFKAL80ETC concert", sell_in=10, quality=49),
+         Item.new(name="Backstage passes to a TAFKAL80ETC concert", sell_in=5, quality=49),
+         # This Conjured item does not work properly yet
+         Item.new(name="Conjured Mana Cake", sell_in=3, quality=6), # <-- :O
+        ]
+        
+days = 2
+if ARGV.size > 0:
+    days = ARGV[0].to_i + 1
+end
+
+gilded_rose = GildedRose.new
+(0...days).each do |day|
+    puts "-------- day #{day} --------"
+    puts "name, sellIn, quality"
+    items.each do |item|
+        puts item
+    end
+    puts ""
+    gilded_rose.update_quality(items)
+end