{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"self.lazy_array(lang_items.filter_map(|(lang_item,"}]}
        self.lazy_array(lang_items.filter_map(|(lang_item, def_id)| {
        let lang_items = self.tcx.lang_items().iter();
            def_id.as_local().map(|id| (id.local_def_index, lang_item))