1 files changed, 9 insertions, 6 deletions
diff --git a/src/system.h b/src/system.h
index af3fb77..489afd0 100644
--- a/src/system.h
+++ b/src/system.h

@@ -4,14 +4,17 @@
 class Game;
 class System {
-  public:
+public:
-    System(Game& game)
+  System(Game& game)
-      : game(game) {}
+    : game(game) {}
-    virtual void tick(double dt) = 0;
+  virtual ~System() = default;
-  protected:
+  virtual void tick(double dt) = 0;
-    Game& game;
+protected:
+  Game& game;
 };
 #endif /* end of include guard: SYSTEM_H_B61A8CEA */

diff --git a/src/system.h b/src/system.h index af3fb77..489afd0 100644 --- a/src/system.h +++ b/src/system.h
@@ -4,14 +4,17 @@
4	class Game;	4	class Game;
5		5
6	class System {	6	class System {
7	public:	7	public:
8	System(Game& game)	8	System(Game& game)
9	: game(game) {}	9	: game(game) {}
10		10
11	virtual void tick(double dt) = 0;	11	virtual ~System() = default;
12		12
13	protected:	13	virtual void tick(double dt) = 0;
14	Game& game;	14
		15	protected:
		16
		17	Game& game;
15	};	18	};
16		19
17	#endif /* end of include guard: SYSTEM_H_B61A8CEA */	20	#endif /* end of include guard: SYSTEM_H_B61A8CEA */