new check for undefined actors

OpenRA.Mods.RA/Lint/CheckActors.cs

@@ -0,0 +1,28 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.Linq;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA
+{
+	public class CheckActors : ILintPass
+	{
+		public void Run(Action<string> emitError, Action<string> emitWarning, Map map)
+		{
+			var actorTypes = map.Actors.Value.Values.Select(a => a.Type);
+			foreach (var actor in actorTypes)
+				if (!map.Rules.Actors.Keys.Contains(actor.ToLowerInvariant()))
+					emitError("Actor {0} is not defined by any rule.".F(actor));
+		}
+	}
+}
+