Add .Data[] keys on DeserializationException for easy access.

Jil/DeserializationException.cs

@@ -1,10 +1,7 @@
 using Jil.Deserialize;
 using System;
-using System.Collections.Generic;
 using System.IO;
-using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
 
 namespace Jil
 {
@@ -13,29 +10,45 @@ namespace Jil
  /// </summary>
  public class DeserializationException : Exception
  {
+ private long? _position;
+ private string _snippetAfterError;
+ private bool _endedUnexpectedly;
+
  /// <summary>
  /// The position in the TextReader where an error occurred, if it is available.
  /// 
  /// This is meant for debugging purposes only, as exactly when Jil decides to abandon deserialization
  /// and throw an exception is an implementation detail.
  /// </summary>
- public long? Position { get; private set; }
+ public long? Position
+ {
+ get { return _position; }
+ private set { Data["Jil-Position"] = _position = value; }
+ }
 
  /// <summary>
  /// A snippet of text immediately after an error occurred.
  /// 
  /// This is meant for debugging purposes only, as exactly when Jil decides to abandon deserialization
  /// and throw an exception is an implementation detail.
  /// </summary>
- public string SnippetAfterError { get; private set; }
+ public string SnippetAfterError
+ {
+ get { return _snippetAfterError; }
+ private set { Data["Jil-SnippetAfterError"] = _snippetAfterError = value; }
+ }
 
  /// <summary>
  /// Whether or not the TextReader ended sooner than Jil expected.
  /// 
  /// This is meant for debugging purposes only, as exactly when Jil decides to abandon deserialization
  /// and throw an exception is an implementation detail.
  /// </summary>
- public bool EndedUnexpectedly { get; private set; }
+ public bool EndedUnexpectedly
+ {
+ get { return _endedUnexpectedly; }
+ private set { Data["Jil-EndedUnexpectedly"] = _endedUnexpectedly = value; }
+ }
 
  internal DeserializationException(Exception inner, TextReader reader, bool endedEarly)
  : base(inner.Message, inner)