{"ast_node_type":"function","tokens":[{"end":78,"kind":"keyword","start":0,"text":"fn"}]}
    fn check_mix_no_mangle_export(&self, hir_id: HirId, attrs: &[Attribute]) {
        if let Some(export_name_span) = find_attr!(attrs, AttributeKind::ExportName { span: export_name_span, .. } => *export_name_span)