Index: trunk/eraser/Eraser.Util/Binders.cs
===================================================================
--- trunk/eraser/Eraser.Util/Binders.cs	(revision 1986)
+++ trunk/eraser/Eraser.Util/Binders.cs	(revision 1986)
@@ -0,0 +1,70 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.Serialization;
+using System.Text.RegularExpressions;
+
+namespace Eraser.Util
+{
+	/// <summary>
+	/// Binds old/new versions of the same type so they can be interoperable; this
+	/// binds types only by their name, not by version nor public key.
+	/// </summary>
+	public class TypeNameSerializationBinder : SerializationBinder
+	{
+		public TypeNameSerializationBinder(Type type)
+		{
+			Type = type;
+		}
+
+		public override Type BindToType(string assemblyName, string typeName)
+		{
+			if (Regex.Matches(typeName, TaskListRegex).Count == 1)
+			{
+				return Type;
+			}
+
+			return null;
+		}
+
+		/// <summary>
+		/// The regular expression to match against all version and public keys
+		/// </summary>
+		private string TaskListRegex
+		{
+			get
+			{
+#if false
+				if (Type == null)
+				{
+					return "\\[Eraser.([a-zA-z_0-9.]+), Eraser.([^,]+), " + VersionRegex +
+						", Culture=([^,]+), " + PublicKeyRegex + "\\]";
+				}
+#endif
+
+				string baseName = Type.FullName;
+				baseName = baseName.Replace("[", "\\[");
+				baseName = baseName.Replace("]", "\\]");
+				baseName = Regex.Replace(baseName, VersionRegex, VersionRegex);
+				baseName = Regex.Replace(baseName, PublicKeyRegex, PublicKeyRegex);
+				return baseName;
+			}
+		}
+
+		/// <summary>
+		/// The regular expression that matches version declarations in Type names.
+		/// </summary>
+		private static readonly string VersionRegex = "Version=([\\.0-9]+)";
+
+		/// <summary>
+		/// The regular expression that matches public key tokens in Type names.
+		/// </summary>
+		private static readonly string PublicKeyRegex = "PublicKeyToken=([0-9a-fA-F]+)";
+
+		/// <summary>
+		/// The current version's type we are binding to.
+		/// </summary>
+		private Type Type;
+	}
+}