dist/lib/index.js
function listenerFn(msgObj) {
      channel._addEL[msgObj.type].forEach(function (obj) {
        if (msgObj.time >= obj.time) {
          obj.fn(msgObj.data);
        }
      });
    }
function listenerFn(msgObj) {
      channel._addEL[msgObj.type].forEach(function (obj) {
        if (msgObj.time >= obj.time) {
          obj.fn(msgObj.data);
        }
      });
    }
function listenerFn ( msgObj ) { channel . _addEL [ msgObj . type ] . forEach ( function ( obj ) { if ( msgObj . time >= obj . time ) { obj . fn ( msgObj . data ) ; } } ) ; }
someone is listening, start subscribing
someone is listening start subscribing