Jonathan Supnik (Demi)

Fix issue 304: Use of C# 9 feature in library targeted at C# 7.

4

Calling new (someSize) instead of new Dictionary(someSize) is not allowed in .net versions below 9, but this library is supposed to be .net 7 compatible. See https://github.com/Cysharp/MemoryPack/issues/304 for more info.

Unions generate code that is not C#7 compliant

1

I have a library that uses C#8 and targets the .net 2.1 standard framework. One of the serialized types is abstract, so I've implemented it as a union in MemoryPack....

Feature Request: Add support for MemoryPackUnion for non-abstract, non-interface classes.

1

Would it be a significant lift to add support for the MemoryPackUnion tag to non-abstract base classes? I've got a class hierarchy where there are specialized instances of a general...