{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"name.syntax().original_file_range_opt(sema.db).map(TupleExt::head).map("}]}
                    name.syntax().original_file_range_opt(sema.db).map(TupleExt::head).map(
                source.name().and_then(|name| {
                        |frange| ide_db::FileRange {