How to use

LineByLine

in

n-readlines

function read_wordlist_sync(filename, cb, end_cb) {
 var line;
 var lineNumber = 0;
 var liner = new lineByLine(config.wordlist);
 while (line = liner.next()) {
  cb(line.toString('ascii'))
 }
 if (end_cb) 
  end_cb()
}

var readLog = function (type, date, e_server, e_index) {
  var formatDate;
  if (date) {
    formatDate = moment(date).format('YYYY-MM-DD');
  } else {
    formatDate = moment(new Date()).format('YYYY-MM-DD');
  };
  var liner = new lineByLine(path.join(logPath, type, "logger-" + formatDate + ".log"));
  var readLineStr = "";
  var readLineFlag = false;
  while (line = liner.next()) {
    var arr = line.toString().split('\xa0|\xa0');
    if (arr.length > 1) {
      if (e_server && e_index && e_server === arr[2] && e_index === arr[3]) {
        readLineStr += arr[0] + '\xa0|\xa0' + arr[4] + '\n';
        readLineFlag = true;
      } else {
        readLineFlag = false;
      }
    } else {
      if (readLineFlag) {
        readLineStr += line + '\n';
        readLineFlag = true;
      }
    }
  }
  return readLineStr;
}