DiagnosticDescriptor in C#: Configuring Rule IDs, Severity, and Diagnostic Messages
Master DiagnosticDescriptor C# configuration -- rule IDs, severity levels, .editorconfig overrides, and diagnostic messages for your Roslyn analyzers.
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Language Features
C# language feature deep dives, including Roslyn analyzers, UnsafeAccessor, and techniques for making reflection-heavy code safe under Native AOT.
Articles
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Distributing Roslyn Analyzers as NuGet Packages in .NET
Learn to package and distribute your roslyn analyzer nuget package with the right folder structure, metadata, versioning, and CI/CD automation in .NET 10.
Build Your First Roslyn Analyzer in C#: Diagnostics and Code Fix Walkthrough
Build roslyn analyzer c# from scratch -- complete project setup, DiagnosticAnalyzer scaffold, CodeFixProvider implementation, debugging, and unit tests.
Roslyn Analyzers in C#: The Complete Guide
Learn what roslyn analyzers are, how they work in the .NET 10 compiler pipeline, why teams build custom diagnostics, and how to write your first rule in C#.
UnsafeAccessor in C#: Access Private Members Without Reflection Overhead
Learn how UnsafeAccessor in C# (.NET 8+) gives you direct access to private fields, methods, and constructors -- avoids reflection lookup overhead on the hot path, AOT-friendly when the target type and member are statically known at compile time.
Making Reflection Native AOT Safe in .NET 10: DynamicallyAccessedMembers Guide
Learn how to make C# reflection compatible with Native AOT in .NET 10 using DynamicallyAccessedMembers, RequiresUnreferencedCode, and trim-safe patterns.