Program.cs

var output = $"FOO {nameof(R)}  BAR " + $" {f(nameof(R))} BAZ ";

Console.WriteLine(output);

string f(string s) => s;
public class R
{
}

// when compiled as a net6 console app in VS2022 preview 3.1, the above code produces an unexpected result
// expected:  "FOO R BAZ R BAR"
// actual  :  "BAR RFOO  BAZ R"