Node/express endpoint to upload and process a csv file

csv-upload.js

var fs = require('fs');

var express = require('express');
var multer = require('multer');
var csv = require('fast-csv');

var router = express.Router();
var upload = multer({dest: 'tmp/csv/'});

router.post('/upload', upload.single('file'), function (req, res, next) {
  var fileRows = [], fileHeader;

  // open uploaded file
  csv.fromPath(req.file.path)
    .on("data", function (data) {
      fileRows.push(data); // push each row
    })
    .on("end", function () {
      fs.unlinkSync(req.file.path);   // remove temp file
      //process "fileRows"
    }
}

package.json

{
  "name": "csvupload",
  "dependencies": {
    "express": "~4.13.1",
    "fast-csv": "^1.0.0",
    "multer": "^1.1.0"
  }
}

Missing ); on line 22 as well