{"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"diag.arg(\"name\","}]}
        diag.arg("name", self.name);
    fn add_to_diag<G: EmissionGuarantee>(self, diag: &mut Diag<'_, G>) {
        diag.arg("since", self.since);