1 #region Copyright & License Information
2 /*
3  * Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
4  * This file is part of OpenRA, which is free software. It is made
5  * available to you under the terms of the GNU General Public License
6  * as published by the Free Software Foundation, either version 3 of
7  * the License, or (at your option) any later version. For more
8  * information, see COPYING.
9  */
10 #endregion
11 
12 using System;
13 using System.Linq;
14 using OpenRA.Mods.Common.Traits;
15 using OpenRA.Traits;
16 
17 namespace OpenRA.Mods.Common.Lint
18 {
19 	class CheckRevealFootprint : ILintRulesPass
20 	{
Run(Action<string> emitError, Action<string> emitWarning, Ruleset rules)21 		public void Run(Action<string> emitError, Action<string> emitWarning, Ruleset rules)
22 		{
23 			foreach (var actorInfo in rules.Actors)
24 			{
25 				var ios = actorInfo.Value.TraitInfoOrDefault<IOccupySpaceInfo>();
26 				foreach (var rsi in actorInfo.Value.TraitInfos<RevealsShroudInfo>())
27 				{
28 					if (rsi.Type != VisibilityType.Footprint)
29 						continue;
30 
31 					if (ios == null)
32 						emitError("Actor type `{0}` defines VisibilityType.Footprint in `{1}` but has no IOccupySpace traits!".F(actorInfo.Key, rsi.GetType()));
33 					else if (!ios.OccupiedCells(actorInfo.Value, CPos.Zero).Any())
34 						emitError("Actor type `{0}` defines VisibilityType.Footprint in `{1}`  but does not have any footprint cells!".F(actorInfo.Key, rsi.GetType()));
35 				}
36 			}
37 		}
38 	}
39 }
40