Séparé les classes dans des fichiers

lib/deck.rb

@@ -0,0 +1,26 @@
+ #!/usr/bin/env ruby
+
+class Deck
+  attr_reader :cards
+
+  def initialize
+    @cards = []
+    values = ["7", "8", "9", "10", "ace", "jack", "queen", "king"]
+    suits = ["hearts", "diamonds", "clubs", "spades"]
+
+    suits.each do |suit|
+      values.each do |value|
+        @cards << Card.new(value, suit)
+      end
+    end
+  end
+
+  def shuffle
+    @cards.shuffle!
+  end
+
+  def draw
+    @cards.pop
+  end
+end
+