Function IndexOf

algo/uidlist.go:546–552

IndexOf performs a binary search on the uids slice and returns the index at which it finds the uid, else returns -1

(u *pb.List, uid uint64)

// IndexOf performs a binary search on the uids slice and returns the index at
// which it finds the uid, else returns -1
func IndexOf(u *pb.List, uid uint64) int {
	i := sort.Search(len(u.Uids), func(i int) bool { return u.Uids[i] >= uid })
	if i < len(u.Uids) && u.Uids[i] == uid {
		return i
	}
	return -1
}

// ToUintsListForTest converts to list of uints for testing purpose only.
func ToUintsListForTest(ul []*pb.List) [][]uint64 {