lastnlines

README

lastnlines

tail the last N lines of a watched file

func main() {
	ln := NewLNL("./test.txt")
	ln.SetDepth(10)
	ln.Start()
	iter := 0
	stop := false
	for {
		iter += 1
		fmt.Println(iter)
		for _, line := range ln.Get() {
			fmt.Println(line)
			if strings.Contains(line, "stop_watching") {
				ln.Stop()
				stop = true
			}
		}
		if stop {
			break
		}
		time.Sleep(3 * time.Second)
	}
}

Documentation

Index

• type LastNLines
  • func NewLNL(f string) *LastNLines
  • func (ll *LastNLines) Get() []string
  • func (ll *LastNLines) GetFILO() []string
  • func (ll *LastNLines) GetLIFO() []string
  • func (ll *LastNLines) IsAlive() bool
  • func (ll *LastNLines) LastItem() (string, error)
  • func (ll *LastNLines) SetDepth(d int)
  • func (ll *LastNLines) Start()
  • func (ll *LastNLines) Stop()

Types

type LastNLines

type LastNLines struct {
	// contains filtered or unexported fields
}

func NewLNL

func NewLNL(f string) *LastNLines

func (*LastNLines) Get

func (ll *LastNLines) Get() []string

func (*LastNLines) GetFILO

func (ll *LastNLines) GetFILO() []string

func (*LastNLines) GetLIFO

func (ll *LastNLines) GetLIFO() []string

func (*LastNLines) IsAlive

func (ll *LastNLines) IsAlive() bool

func (*LastNLines) LastItem

func (ll *LastNLines) LastItem() (string, error)

func (*LastNLines) SetDepth

func (ll *LastNLines) SetDepth(d int)

func (*LastNLines) Start

func (ll *LastNLines) Start()

func (*LastNLines) Stop

func (ll *LastNLines) Stop()