blocks

type Reader struct {
	FileName string

	//io
	Reader io.Reader
	Writer io.Writer

	//stats
	LineCount        int // total lines processed
	LinesBlock       int // total block lines processed
	BlockCount       int // total blocks found
	BlockCurrentLine int // current block line count

	ErrorBlocks int

	ReadOnly bool

	//callbacks
	LineRead  func(*Reader, int, string) error
	BlockRead func(*Reader, int, string) error
}