The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

Adding a finalizer to a type derived from MemoryManager<T> may permit memory to be freed while it is still in use by a Span<T> (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2015)

Do not use Assert.Equal() to check for collection size. Use Assert.Single instead. (https://xunit.net/xunit.analyzers/rules/xUnit2013)

Do not use Assert.Equal() to check for collection size. Use Assert.Single instead. (https://xunit.net/xunit.analyzers/rules/xUnit2013)

Do not use Assert.Equal() to check for collection size. Use Assert.Single instead. (https://xunit.net/xunit.analyzers/rules/xUnit2013)

Nullability of type of parameter 'value' doesn't match overridden member (possibly because of nullability attributes).

Test methods should not call ConfigureAwait(false), as it may bypass parallelization limits. Omit ConfigureAwait, or use ConfigureAwait(true) to avoid CA2007. (https://xunit.net/xunit.analyzers/rules/xUnit1030)

Support for 'async void' unit tests is being removed from xUnit.net v3. To simplify upgrading, convert the test to 'async Task' instead. (https://xunit.net/xunit.analyzers/rules/xUnit1048)