C#: Ignore property indexers and report if exported

Ignore property indexers since they are unsupported and report a
diagnostic if an user tries to export it.

1 files changed, 6 insertions, 1 deletions

diff --git a/modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators/ScriptPropertyDefValGenerator.cs b/modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators/ScriptPropertyDefValGenerator.cs
index 85fadaa52e..c7745391d0 100644
--- a/modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators/ScriptPropertyDefValGenerator.cs
+++ b/modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators/ScriptPropertyDefValGenerator.cs
@@ -134,6 +134,12 @@ namespace Godot.SourceGenerators
                     continue;
                 }
 
+                if (property.IsIndexer)
+                {
+                    Common.ReportExportedMemberIsIndexer(context, property);
+                    continue;
+                }
+
                 // TODO: We should still restore read-only properties after reloading assembly. Two possible ways: reflection or turn RestoreGodotObjectData into a constructor overload.
                 // Ignore properties without a getter or without a setter. Godot properties must be both readable and writable.
                 if (property.IsWriteOnly)
@@ -148,7 +154,6 @@ namespace Godot.SourceGenerators
                     continue;
                 }
 
-
                 var propertyType = property.Type;
                 var marshalType = MarshalUtils.ConvertManagedTypeToMarshalType(propertyType, typeCache);