cx,
ITER_NTH,
expr.span,
- &format!("called `.iter{0}().nth()` on a {1}", mut_str, caller_type),
+ &format!("called `.iter{mut_str}().nth()` on a {caller_type}"),
None,
- &format!("calling `.get{}()` is both faster and more readable", mut_str),
+ &format!("calling `.get{mut_str}()` is both faster and more readable"),
);
}