Macros let you do option three, too, by just guarding the body with an if in the generated code. That way you avoid having to use an anonymous function each tim

Macros let you do option three, too, by just guarding the body with an if in the generated code. That way you avoid having to use an anonymous function each time. So in Lisp (log level (construct-a-string)) instead of (log level (fn [] (construct-a-string))), but with the same elisions logic.