{"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"diag.arg(\"note\","}]}
        diag.arg("note", self.note);
        diag.arg("emitted_at", diag.emitted_at.clone());
        let msg = dcx.eagerly_translate_for_subdiag(&diag, msg); // after the `arg` calls