Add LuaInterface project

LuaInterface/LuaScriptException.cs

@@ -0,0 +1,50 @@
+using System;
+
+namespace LuaInterface
+{
+    /// <summary>
+    /// Exceptions thrown by the Lua runtime because of errors in the script
+    /// </summary>
+    public class LuaScriptException : LuaException
+    {
+        /// <summary>
+        /// Returns true if the exception has occured as the result of a .NET exception in user code
+        /// </summary>
+        public bool IsNetException { get; private set; }
+
+        private readonly string source;
+
+        /// <summary>
+        /// The position in the script where the exception was triggered.
+        /// </summary>
+        public override string Source { get { return source; } }
+
+        /// <summary>
+        /// Creates a new Lua-only exception.
+        /// </summary>
+        /// <param name="message">The message that describes the error.</param>
+        /// <param name="source">The position in the script where the exception was triggered.</param>
+        public LuaScriptException(string message, string source) : base(message)
+        {
+            this.source = source;
+        }
+
+        /// <summary>
+        /// Creates a new .NET wrapping exception.
+        /// </summary>
+        /// <param name="innerException">The .NET exception triggered by user-code.</param>
+        /// <param name="source">The position in the script where the exception was triggered.</param>
+        public LuaScriptException(Exception innerException, string source)
+            : base(innerException.Message, innerException)
+        {
+            this.source = source;
+            this.IsNetException = true;
+        }
+
+        public override string ToString()
+        {
+            // Prepend the error source		
+            return GetType().FullName + ": " + source + Message;
+        }
+    }
+}