From 3c7871b352463bcc68ecd3899a7d61358661a561 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Mail=C3=A4nder?= <matthias@mailaender.name>
Date: Sun, 15 May 2016 15:24:34 +0200
Subject: [PATCH] Add actor name to ease debugging of invalid bounds.

---
 OpenRA.Game/Primitives/SpatiallyPartitioned.cs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/OpenRA.Game/Primitives/SpatiallyPartitioned.cs b/OpenRA.Game/Primitives/SpatiallyPartitioned.cs
index 04013b9c46..8372a74fea 100644
--- a/OpenRA.Game/Primitives/SpatiallyPartitioned.cs
+++ b/OpenRA.Game/Primitives/SpatiallyPartitioned.cs
@@ -31,22 +31,22 @@ namespace OpenRA.Primitives
 			itemBoundsBins = Exts.MakeArray(rows * cols, _ => new Dictionary<T, Rectangle>());
 		}
 
-		void ValidateBounds(Rectangle bounds)
+		void ValidateBounds(T actor, Rectangle bounds)
 		{
 			if (bounds.Width == 0 || bounds.Height == 0)
-				throw new ArgumentException("bounds must be non-empty.", "bounds");
+				throw new ArgumentException("Bounds of actor {0} are empty.".F(actor), "bounds");
 		}
 
 		public void Add(T item, Rectangle bounds)
 		{
-			ValidateBounds(bounds);
+			ValidateBounds(item, bounds);
 			itemBounds.Add(item, bounds);
 			MutateBins(item, bounds, addItem);
 		}
 
 		public void Update(T item, Rectangle bounds)
 		{
-			ValidateBounds(bounds);
+			ValidateBounds(item, bounds);
 			MutateBins(item, itemBounds[item], removeItem);
 			MutateBins(item, itemBounds[item] = bounds, addItem);
 		}