csharp-15

Dependency-free C# 15 unions that do not box value-type cases - a source generator emits the non-boxing custom-union shape with typed storage, TryGetValue, exhaustive switch and UNI diagnostics, plus a hand-written Union<T1, T2>.

Sample project for 'Closed class hierarchies in C# 15' blogpost

Sample project for 'Collection expressions with arguments in C# 15' blogpost

Exemplos que compilam e rodam de cada novidade do C# 15 / .NET 11, em PT-BR e com cenário do dia a dia

Sample project for 'Model variable JSON field types with unions' blogpost

Sample project for 'Custom union types in C# 15' blogpost

Sample project for 'Indexer extension members in C# 15' blogpost

Sample project for 'Labeled break and continue statements in C# 15' blogpost

Sample project for 'Union types in C# 15' blogpost