src/plugins/plugin-redis.js
function createStreamListenersWrap(api) {
  return function streamListenersWrap(install_stream_listeners) {
    return function install_stream_listeners_trace() {
      api.wrapEmitter(this.stream);
      return install_stream_listeners.apply(this, arguments);
    };
  };
}
function createStreamListenersWrap(api) {
  return function streamListenersWrap(install_stream_listeners) {
    return function install_stream_listeners_trace() {
      api.wrapEmitter(this.stream);
      return install_stream_listeners.apply(this, arguments);
    };
  };
}
function createStreamListenersWrap ( api ) { return function streamListenersWrap ( install_stream_listeners ) { return function install_stream_listeners_trace ( ) { api . wrapEmitter ( this . stream ) ; return install_stream_listeners . apply ( this , arguments ) ; } ; } ; }
Used for redis version <= 2.3
Used for redis version < = 2 . 3