{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"if"}]}
                if (*l_ty.kind() == ty::Str || is_std_string(l_ty))
            (&ty::Ref(_, l_ty, _), &ty::Ref(_, r_ty, _)) // &str or &String + &str, &String or &&str
                    && (*r_ty.kind() == ty::Str