Code Sample for Go Leaks blog post

resizeAndWrite.go

func resizeAndWrite(img image.Image, width int, path string, c chan error) {
  newImg := resize.Resize(uint(width), 0, img, resize.Bicubic)

  err := writeJpegToS3(s, newImg, path)
  // Write back to the channel with the status of the S3 write operation.
  c <- err
}