{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"qcx.dep_context().profiler().query_cache_hit(index.into());"}]}
            qcx.dep_context().profiler().query_cache_hit(index.into());
        if let Some((value, index)) = query.query_cache(qcx).lookup(&key) {
            return (value, Some(index));