ioext

type CounterReadCloser struct {
	Reader io.ReadCloser

	BytesRead int
}

type CounterReadSeekCloser struct {
	Reader io.ReadSeekCloser

	BytesRead int
}

type CounterReader struct {
	Reader io.Reader

	BytesRead int
}

type CounterWriter struct {
	Writer io.Writer

	BytesRead int
}

type FlusherWriter interface {
	io.WriteCloser

	Flush() error
}

type NopCloser struct {
	io.Writer
}

type NopFlusherWriter struct {
	io.WriteCloser
}