Fix loading GlobalSearch settings

Added a guard clause for empty or null state. Now returns default values similar to other converters rather than causing an exception.
t0mburton · May 19, 2017 · 8b3a485 · 8b3a485
1 parent 602396b
commit 8b3a485
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/Source/TailBlazer/Views/Searching/SearchMetadataToStateConverter.cs b/Source/TailBlazer/Views/Searching/SearchMetadataToStateConverter.cs
@@ -33,6 +33,9 @@ private static class Structure
 
         public SearchState[] Convert(State state)
         {
+            if (state == null || state == State.Empty)
+                return GetDefaultValue();
+
             var doc = XDocument.Parse(state.Value);
             var root = doc.Element(Structure.Root);
 
@@ -109,4 +112,4 @@ public SearchState[] GetDefaultValue()
             return Enumerable.Empty<SearchState>().ToArray();
         }
     }
-}
+}