{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":".flat_map(|&(macro_call_id,"}]}
                            .flat_map(|&(macro_call_id, file_id)| {
                            .filter(|&&(_, file_id)| file_id.file_id(self.db) == file)
                                self.cache.included_file_cache.insert(file_id, Some(macro_call_id));