Make collection adapters thread-safe · microsoft/node-api-dotnet@a65dbfc

The type or namespace name 'MaybeNullWhenAttribute' could not be found (are you missing a using directive or an assembly reference?)

The type or namespace name 'MaybeNullWhen' could not be found (are you missing a using directive or an assembly reference?)

The type or namespace name 'MaybeNullWhenAttribute' could not be found (are you missing a using directive or an assembly reference?)

The type or namespace name 'MaybeNullWhen' could not be found (are you missing a using directive or an assembly reference?)

Process completed with exit code 1.

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