Method firstEmptySlot

raftwal/log.go:191–196

firstEmptySlot returns the index of the first empty slot in the file.

()

// firstEmptySlot returns the index of the first empty slot in the file.
func (lf *logFile) firstEmptySlot() int {
	return sort.Search(maxNumEntries, func(i int) bool {
		e := lf.getEntry(i)
		return e.Index() == 0
	})
}

// lastEntry returns the last valid entry in the file.
func (lf *logFile) lastEntry() entry {