How do you live without tagged union types?

This page summarizes the projects mentioned and recommended in the original post on /r/csharp
C# discriminated-unions language-design C# f-sharp

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  • csharplang

    The official repo for the design of the C# programming language

    • The unions in C# are proposed, but I don't think they are likely to be implemented anytime soon.

  • OneOf

    Easy to use F#-like ~discriminated~ unions for C# with exhaustive compile time matching

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

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  • ClosedTypeHierarchyDiagnosticSuppressor

    Suppresses exhaustiveness warnings for switching (switch statement or expression) on closed type hierarchies

    • If you are using visual studio you can try https://github.com/shuebner/ClosedTypeHierarchyDiagnosticSuppressor and write abstract record

  • dunet

    C# discriminated union source generator

    • Or use something like dunet https://github.com/domn1995/dunet

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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