better fallback reporting (#3522)

* better fallback reporting * avoid Chars being recognized as IEnumerable
specklesystems · Jun 19, 2024 · e31969f · e31969f
1 parent 77829a5
commit e31969f
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/DUI3-DX/Sdk/Speckle.Converters.Common.DependencyInjection/ToHost/ConverterWithFallback.cs b/DUI3-DX/Sdk/Speckle.Converters.Common.DependencyInjection/ToHost/ConverterWithFallback.cs
@@ -1,4 +1,5 @@
-using Speckle.Converters.Common.Objects;
+using System.Collections;
+using Speckle.Converters.Common.Objects;
 using Speckle.Core.Models;
 using Speckle.Core.Models.Extensions;
 
@@ -49,6 +50,10 @@ public object Convert(Base target)
     var displayValue = target.TryGetDisplayValue<Base>();
     if (displayValue != null)
     {
+      if (displayValue is IList && !displayValue.Any())
+      {
+        throw new NotSupportedException($"No display value found for {type}");
+      }
       return FallbackToDisplayValue(displayValue);
     }