{"ast_node_type":"other","tokens":[{"end":45,"kind":"keyword","start":0,"text":"self.r.macro_names.insert(ident);"}]}
            self.r.macro_names.insert(ident);
            let ident = ident.normalize_to_macros_2_0();
            let is_macro_export = ast::attr::contains_name(&item.attrs, sym::macro_export);