How to use

cbf

function

in

lodash

genWsDataCallBack(cb, formater) {
  const timeInterval = 50;
  let data = {};
  const cbf = _.throttle(() => {
   const res = _.values(data);
   if (res.length) {
    cb(res);
    data = {};
   }
  }, timeInterval);
  return (ds) => {
   if (ds && ds.error_code) {
    const str = `${error.getErrorFromCode(ds.error_code)} | [ws] ${name}`;
    throw new Error(str);
   }
   // if (ds[0] && ds[0].channel.indexOf('ticker') === -1) console.log('\n\n\n', ds, '\n\n\n');
   ds = formater(ds);
   data = merge(data, ds);// opt ||
   cbf();
  };
 }