tail

Documentation

Index

• Variables
• type Dir
  • func TailDir(dir string, globs ...string) (*Dir, error)
  • func (d *Dir) Stop() error
• type File
  • func NewFile(name string) (*File, error)
  • func TailFileWithContext(ctx context.Context, name string) (*File, error)
  • func (f *File) Close() error
  • func (f *File) Read(b []byte) (int, error)
  • func (f *File) Stop() error
• type FileEvent
• type FileOp
  • func (f FileOp) Exists() bool

Variables

var ErrIsDir = errors.New("path is a directory")

Types

type Dir

type Dir struct {
	Events chan FileEvent
	// contains filtered or unexported fields
}

Dir observes a directory and will emit events when files are added or removed. When open for the first time this will emit an event for every existing file.

func TailDir

func TailDir(dir string, globs ...string) (*Dir, error)

func (*Dir) Stop

func (d *Dir) Stop() error

type File

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

func NewFile

func NewFile(name string) (*File, error)

func TailFileWithContext

func TailFileWithContext(ctx context.Context, name string) (*File, error)

func (*File) Close

func (f *File) Close() error

func (*File) Read

func (f *File) Read(b []byte) (int, error)

func (*File) Stop

func (f *File) Stop() error

type FileEvent

type FileEvent struct {
	Name string
	Op   FileOp
	Err  error
}

type FileOp

type FileOp int

const (
	FileOpCreated FileOp = iota
	FileOpExisting
	FileOpRemoved
)

func (FileOp) Exists

func (f FileOp) Exists() bool