newline problem with node-csv-parse

employee.csv

Name,Gender,"preferred language",startDate,endDate
Barbara McFinley,Female,JavaScript,2015-13-01,,

index.js

var fs = require('fs');
var csv = require('csv');

var readableStream = fs.createReadStream('employee.csv');

var parser = csv.parse();
var transformer = csv.transform(function(data){
  return data.map(function(value){return value.toUpperCase()});
});
var stringifier = csv.stringify();

readableStream.on('readable', function(){
  while(data = readableStream.read()){
    parser.write(data);
  }
});

parser.on('readable', function(){
  while(data = parser.read()){
    transformer.write(data);
  }
});

transformer.on('readable', function(){
  while(data = transformer.read()){
    stringifier.write(data);
  }
});

stringifier.on('readable', function(){
  while(data = stringifier.read()){
    process.stdout.write(data);
  }
});
// % node index.js                                                                                    ~/work/fast-csv
// NAME,GENDER,PREFERRED LANGUAGE,STARTDATE,ENDDATE

index2.js

var fs = require('fs');
var csv = require('csv');

var readableStream = fs.createReadStream('employee.csv');

var parser = csv.parse();
var transformer = csv.transform(function(data){
  return data.map(function(value){return value.toUpperCase()});
});
var stringifier = csv.stringify();

readableStream.on('readable', function(){
  while(data = readableStream.read()){
    parser.write(data);
  }
});

readableStream.on('end', function(){
    parser.end();
})

parser.on('readable', function(){
  while(data = parser.read()){
    transformer.write(data);
  }
});

transformer.on('readable', function(){
  while(data = transformer.read()){
    stringifier.write(data);
  }
});

stringifier.on('readable', function(){
  while(data = stringifier.read()){
    process.stdout.write(data);
  }
});