ioprogress

type ProgressData struct {
	// Preferred string representation of progress (always set)
	Text string

	// Progress in percent
	Percentage int

	// Number of bytes transferred (for files)
	TransferredBytes int64

	// Total number of bytes (for files)
	TotalBytes int64
}

type ProgressReader struct {
	io.Reader
	io.ReadCloser
	Tracker *ProgressTracker
}

type ProgressTracker struct {
	Length  int64
	Handler func(int64, int64)
	// contains filtered or unexported fields
}

type ProgressWriter struct {
	io.WriteCloser
	Tracker *ProgressTracker
}