diff --git a/OpenRA.Mods.Common/Util.cs b/OpenRA.Mods.Common/Util.cs
index bb9fd7f392..aa5d80629d 100644
--- a/OpenRA.Mods.Common/Util.cs
+++ b/OpenRA.Mods.Common/Util.cs
@@ -13,6 +13,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using OpenRA.GameRules;
+using OpenRA.Graphics;
 using OpenRA.Mods.Common.Traits;
 using OpenRA.Support;
 using OpenRA.Traits;
@@ -189,5 +190,58 @@ namespace OpenRA.Mods.Common
 			return rules.Actors.Where(a => a.Value.HasTraitInfo<IBlocksProjectilesInfo>())
 				.SelectMany(a => a.Value.TraitInfos<HitShapeInfo>()).Max(h => h.Type.OuterRadius);
 		}
+
+		public static string FriendlyTypeName(Type t)
+		{
+			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(HashSet<>))
+				return "Set of {0}".F(t.GetGenericArguments().Select(FriendlyTypeName).ToArray());
+
+			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Dictionary<,>))
+				return "Dictionary<{0},{1}>".F(t.GetGenericArguments().Select(FriendlyTypeName).ToArray());
+
+			if (t.IsSubclassOf(typeof(Array)))
+				return "Multiple {0}".F(FriendlyTypeName(t.GetElementType()));
+
+			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Primitives.Cache<,>))
+				return "Cached<{0},{1}>".F(t.GetGenericArguments().Select(FriendlyTypeName).ToArray());
+
+			if (t == typeof(int) || t == typeof(uint))
+				return "Integer";
+
+			if (t == typeof(int2))
+				return "2D Integer";
+
+			if (t == typeof(float) || t == typeof(decimal))
+				return "Real Number";
+
+			if (t == typeof(float2))
+				return "2D Real Number";
+
+			if (t == typeof(CPos))
+				return "2D Cell Position";
+
+			if (t == typeof(CVec))
+				return "2D Cell Vector";
+
+			if (t == typeof(WAngle))
+				return "1D World Angle";
+
+			if (t == typeof(WRot))
+				return "3D World Rotation";
+
+			if (t == typeof(WPos))
+				return "3D World Position";
+
+			if (t == typeof(WDist))
+				return "1D World Distance";
+
+			if (t == typeof(WVec))
+				return "3D World Vector";
+
+			if (t == typeof(HSLColor))
+				return "Color";
+
+			return t.Name;
+		}
 	}
 }
diff --git a/OpenRA.Mods.Common/UtilityCommands/ExtractTraitDocsCommand.cs b/OpenRA.Mods.Common/UtilityCommands/ExtractTraitDocsCommand.cs
index b8b8249edf..f000d93b24 100644
--- a/OpenRA.Mods.Common/UtilityCommands/ExtractTraitDocsCommand.cs
+++ b/OpenRA.Mods.Common/UtilityCommands/ExtractTraitDocsCommand.cs
@@ -13,7 +13,6 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
-using OpenRA.Graphics;
 using OpenRA.Traits;
 
 namespace OpenRA.Mods.Common.UtilityCommands
@@ -92,7 +91,7 @@ namespace OpenRA.Mods.Common.UtilityCommands
 				foreach (var info in infos)
 				{
 					var fieldDescLines = info.Field.GetCustomAttributes<DescAttribute>(true).SelectMany(d => d.Lines);
-					var fieldType = FriendlyTypeName(info.Field.FieldType);
+					var fieldType = Util.FriendlyTypeName(info.Field.FieldType);
 					var loadInfo = info.Field.GetCustomAttributes<FieldLoader.SerializeAttribute>(true).FirstOrDefault();
 					var defaultValue = loadInfo != null && loadInfo.Required ? "<em>(required)</em>" : FieldSaver.SaveField(liveTraitInfo, info.Field.Name).Value.Value;
 					doc.Append("<tr><td>{0}</td><td>{1}</td><td>{2}</td>".F(info.YamlName, defaultValue, fieldType));
@@ -118,58 +117,5 @@ namespace OpenRA.Mods.Common.UtilityCommands
 				.OrderBy(i => i.Name)
 				.ToArray();
 		}
-
-		static string FriendlyTypeName(Type t)
-		{
-			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(HashSet<>))
-				return "Set of {0}".F(t.GetGenericArguments().Select(FriendlyTypeName).ToArray());
-
-			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Dictionary<,>))
-				return "Dictionary<{0},{1}>".F(t.GetGenericArguments().Select(FriendlyTypeName).ToArray());
-
-			if (t.IsSubclassOf(typeof(Array)))
-				return "Multiple {0}".F(FriendlyTypeName(t.GetElementType()));
-
-			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Primitives.Cache<,>))
-				return "Cached<{0},{1}>".F(t.GetGenericArguments().Select(FriendlyTypeName).ToArray());
-
-			if (t == typeof(int) || t == typeof(uint))
-				return "Integer";
-
-			if (t == typeof(int2))
-				return "2D Integer";
-
-			if (t == typeof(float) || t == typeof(decimal))
-				return "Real Number";
-
-			if (t == typeof(float2))
-				return "2D Real Number";
-
-			if (t == typeof(CPos))
-				return "2D Cell Position";
-
-			if (t == typeof(CVec))
-				return "2D Cell Vector";
-
-			if (t == typeof(WAngle))
-				return "1D World Angle";
-
-			if (t == typeof(WRot))
-				return "3D World Rotation";
-
-			if (t == typeof(WPos))
-				return "3D World Position";
-
-			if (t == typeof(WDist))
-				return "1D World Distance";
-
-			if (t == typeof(WVec))
-				return "3D World Vector";
-
-			if (t == typeof(HSLColor))
-				return "Color";
-
-			return t.Name;
-		}
 	}
 }