{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"//"}]}
                // `TyKind::Paren(TyKind::Infer)` and should also be lowered to `GenericArg::Infer`
                // We cannot just match on `TyKind::Infer` as `(_)` is represented as
                if ty.is_maybe_parenthesised_infer() {