func printRing(r *ring.Ring) {
elements := make([]interface{}, 0, r.Len())
r.Do(func(i interface{}) {
elements = append(elements, i)
})
log.Printf("%v", elements)
}
func slicifyRing(r *ring.Ring) {
l := r.Len()
s := make([]WindowData, 0, l)
for i := 0; i < l; i++ {
s = append(s, r.Value.(WindowData))
r = r.Prev()
}
}
func slicifyRing(r *ring.Ring) {
l := r.Len()
s := make([]float64, 0, l)
for i := 0; i < l; i++ {
s = append(s, r.Value.(float64))
r = r.Prev()
}
}
func current_extremes(r *ring.Ring) (int, int) {
length := r.Len()
if length%2 != 0 {
fmt.Fprintln(os.Stderr, "error: Ring must be even")
os.Exit(1)
}
fmt.Println(r.Value)
return r.Value.(int), r.Move(length / 2).Value.(int)
}
func RingToStringInt64(r *ring.Ring, delim string, delta bool) string {
bb := new(bytes.Buffer)
prev := r.Value.(int64)
r = r.Next()
for i := 1; i < r.Len(); i++ {
if delta {
if r.Value.(int64) == int64(0) {
bb.WriteString(fmt.Sprintf("0%s", delim))
} else {
d := r.Value.(int64) - prev
bb.WriteString(fmt.Sprintf("%d%s", d, delim))
}
prev = r.Value.(int64)
} else {
bb.WriteString(fmt.Sprintf("%d%s", r.Value.(int64), delim))
}
r = r.Next()
}
return strings.TrimSuffix(bb.String(), delim)
}