fwatch

Documentation

Index

• type FileContentWatcher
  • func NewFileContentWatcher(filePath string, log logging.Logger) (FileContentWatcher, error)

Types

type FileContentWatcher

type FileContentWatcher interface {
	// Start a routine to watch for file content changes. It will be stopped when context finishes
	Start(ctx context.Context)
	// IsChanged returns true if file content has been changed since last read
	IsChanged() bool
	// ReadAll tries to read all content from file
	ReadAll() ([]byte, error)
}

func NewFileContentWatcher

func NewFileContentWatcher(filePath string, log logging.Logger) (FileContentWatcher, error)

NewFileContentWatcher returns FileContentWatcher, which tracks changes in file Returns error if filePath is a directory. Caller must Close() the watcher once work finished.