### .NET 11 Preview .NET 11 Preview 5 ### Link to speclet - [Speclet](https://github.com/dotnet/csharplang/blob/main/proposals/closed-hierarchies.md) ### Link to Pull request - [PR](https://github.com/dotnet/roslyn/pull/83736) ### Errors and warnings added for this feature The new errors for closed hierarchies should be consolidated with the `union` based diagnostics. ### What language theme applies, for consolidation of articles _No response_
.NET 11 Preview
.NET 11 Preview 5
Link to speclet
Link to Pull request
Errors and warnings added for this feature
The new errors for closed hierarchies should be consolidated with the
unionbased diagnostics.What language theme applies, for consolidation of articles
No response