file_snapshot.go
func NewFileSnapshotStore(base string, retain int, logOutput io.Writer) (*FileSnapshotStore, error) {
	if logOutput == nil {
		logOutput = os.Stderr
	}
	return NewFileSnapshotStoreWithLogger(base, retain, log.New(logOutput, "", log.LstdFlags))
}
func NewFileSnapshotStore(base string, retain int, logOutput io.Writer) (*FileSnapshotStore, error) {
	if logOutput == nil {
		logOutput = os.Stderr
	}
	return NewFileSnapshotStoreWithLogger(base, retain, log.New(logOutput, "", log.LstdFlags))
}
func NewFileSnapshotStore ( base string , retain int , logOutput io . Writer ) ( * FileSnapshotStore , error ) { if logOutput == nil { logOutput = os . Stderr } return NewFileSnapshotStoreWithLogger ( base , retain , log . New ( logOutput , " " , log . LstdFlags ) ) }
// NewFileSnapshotStore creates a new FileSnapshotStore based
// on a base directory. The `retain` parameter controls how many
// snapshots are retained. Must be at least 1.
NewFileSnapshotStore creates a new FileSnapshotStore based on a base directory . The retain parameter controls how many snapshots are retained . Must be at least 1 .