4 fn yeet_no_expr() -> Option<String> { do yeet }
6 fn yeet_no_expr_with_semicolon() -> Option<String> { do yeet; }
8 fn yeet_with_expr() -> Result<String, i32> { do yeet 1 + 2 }
10 fn yeet_with_expr_with_semicolon() -> Result<String, i32> { do yeet 1 + 2; }