refactored Card.Suit

src/Card.java

@@ -1,6 +1,13 @@
 public class Card {
     int number;
     Suit suit;
+    enum Suit {
+        CLUBS,
+        SPADES,
+        HEARTS,
+        DIAMONDS
+    };
+
 
     public Card(int number, Suit suit) {
         this.number = number;

src/CardGame.java

@@ -21,8 +21,8 @@ public class CardGame {
     private Pile createDeck(int numberOfCards) {
         Pile deck = new Pile();
         for (int number = 0; number < numberOfCards * Suit.COUNT; number++) {
-            for (int suit = 0; suit < Suit.COUNT; suit++) {
-                deck.add(new Card(number + 1, new Suit(suit)));
+            for (Card.Suit suit: Card.Suit.values()) {
+                deck.add(new Card(number + 1, suit));
             }
         }
         return deck;

src/Main.java

@@ -1,11 +1,4 @@
 public class Main {
-    enum Suits {
-        CLUBS,
-        SPADES,
-        HEARTS,
-        DIAMONDS
-    };
-
     public static void main(String[] args) {
         System.out.println("Card Game");
         CardGame cardGame = new CardGame(10, 2);

src/Player.java

@@ -30,7 +30,7 @@ public class Player {
             discardPile.shuffle();
             drawPile.takeDiscarded();
         }
-        Card draw = new Card(1, new Suit(Suit.SPADES));
+        Card draw = new Card(1, Card.Suit.SPADES);
         return draw;
     }