linereader

Documentation

Index

• type LineReader
  • func New(r io.Reader, filename string) *LineReader
  • func (lr *LineReader) Error(snippet, msg string) error
  • func (lr *LineReader) ReadLine(lineEnd byte, trim bool, skipEmpty bool) (s string, err error)

Types

type LineReader

type LineReader struct {
	R        *bufio.Reader
	FileName string
	LineNum  int
}

LineReader read text stream line by line

func New

func New(r io.Reader, filename string) *LineReader

New create LineReader from io.Reader,

note: use &LineReader{br, filename, 0} to create from bufio.Reader

func (*LineReader) Error

func (lr *LineReader) Error(snippet, msg string) error

Error create an error with current file name and line number information

func (*LineReader) ReadLine

func (lr *LineReader) ReadLine(lineEnd byte, trim bool, skipEmpty bool) (s string, err error)

ReadLine read next line, for example lr.ReadLine('\n', true, true)