Merge pull request #558 from github-for-unity/fixes/serializable-exceptions

Adding SerializableAttribute to exception classes

Author: StanleyGoldman

src/GitHub.Api/Application/ApiClient.cs

@@ -332,6 +332,7 @@ class GitHubRepository
         public string CloneUrl { get; set; }
     }
 
+    [Serializable]
     class ApiClientException : Exception
     {
         public ApiClientException()
@@ -344,6 +345,7 @@ public ApiClientException(string message, Exception innerException) : base(messa
         { }
     }
 
+    [Serializable]
     class TokenUsernameMismatchException : ApiClientException
     {
         public string CachedUsername { get; }
@@ -356,6 +358,7 @@ public TokenUsernameMismatchException(string cachedUsername, string currentUsern
         }
     }
 
+    [Serializable]
     class KeychainEmptyException : ApiClientException
     {
         public KeychainEmptyException()

src/GitHub.Api/Helpers/Guard.cs

@@ -5,6 +5,7 @@
 
 namespace GitHub.Unity
 {
+    [Serializable]
     internal class InstanceNotInitializedException : InvalidOperationException
     {
         public InstanceNotInitializedException(object the, string property) :

src/GitHub.Api/Helpers/TaskHelpers.cs

@@ -18,6 +18,7 @@ public static Task<T> ToTask<T>(this Exception exception)
         }
     }
 
+    [Serializable]
     public class NotReadyException : Exception
     {
     }

src/GitHub.Api/Tasks/TaskCanceledExceptions.cs

@@ -3,12 +3,14 @@
 
 namespace GitHub.Unity
 {
+    [Serializable]
     class DependentTaskFailedException : TaskCanceledException
     {
         public DependentTaskFailedException(ITask task, Exception ex) : base(ex.InnerException != null ? ex.InnerException.Message : ex.Message, ex.InnerException ?? ex)
         {}
     }
 
+    [Serializable]
     class ProcessException : TaskCanceledException
     {
         public ProcessException(ITask process) : base(process.Errors)