From 74f5253a366cefa5222a813f4ed349db93c08acc Mon Sep 17 00:00:00 2001
From: SignpostMarv
Date: Thu, 16 Aug 2012 15:32:20 +0100
Subject: attempt to handle InvalidCastException in a manner similar to Second
 Life

---
 OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs')

diff --git a/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs b/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
index d848b2a..562433d 100644
--- a/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
@@ -560,12 +560,23 @@ namespace OpenSim.Region.ScriptEngine.Shared
                 else if (m_data[itemIndex] is LSL_Types.LSLString)
                     return new LSLInteger(m_data[itemIndex].ToString());
                 else
-                    throw new InvalidCastException();
+                    throw new InvalidCastException(string.Format(
+                        "{0} expected but {1} given",
+                        typeof(LSL_Types.LSLInteger).Name,
+                        m_data[itemIndex] != null ?
+                        m_data[itemIndex].GetType().Name : "null"));
             }
 
             public LSL_Types.Vector3 GetVector3Item(int itemIndex)
             {
-              return (LSL_Types.Vector3)m_data[itemIndex];
+                if(m_data[itemIndex] is LSL_Types.Vector3)
+                    return (LSL_Types.Vector3)m_data[itemIndex];
+                else
+                    throw new InvalidCastException(string.Format(
+                        "{0} expected but {1} given",
+                        typeof(LSL_Types.Vector3).Name,
+                        m_data[itemIndex] != null ?
+                        m_data[itemIndex].GetType().Name : "null"));
             }
 
             public LSL_Types.Quaternion GetQuaternionItem(int itemIndex)
-- 
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