{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"///"}]}
    /// label may need added to other diagnostics emission paths as needed.
    /// Given that not all parser diagnostics flow through `expected_one_of_not_found`, this
    pub(super) fn label_expected_raw_ref(&mut self, err: &mut Diag<'_>) {