How to use

on

function

in

S3WriteStream

function uploadFileToS3(filePath, fileName) {
  let s3Stream = S3Stream(new AWS.S3());
  let read = fs.createReadStream(filePath + fileName);
  let compress = zlib.createGzip();
  let upload = s3Stream.upload({
    Bucket: "static.smartystreets.com",
    Key: "sdk/" + version + "/" + fileName,
    StorageClass: "STANDARD",
    ContentType: "application/javascript",
    ContentEncoding: "gzip",
  });

  upload.on("error", e => {
    throw new e
  });
  upload.on("part", console.log);
  upload.on("uploaded", console.log);

  read
    .pipe(compress)
    .pipe(upload);
}