2014-06-29 18:26:58 +03:00
|
|
|
package ethtrie
|
2014-06-29 17:56:19 +03:00
|
|
|
|
2014-08-04 11:38:18 +03:00
|
|
|
import "math"
|
2014-06-29 17:56:19 +03:00
|
|
|
|
|
|
|
// Helper function for comparing slices
|
|
|
|
func CompareIntSlice(a, b []int) bool {
|
|
|
|
if len(a) != len(b) {
|
|
|
|
return false
|
|
|
|
}
|
|
|
|
for i, v := range a {
|
|
|
|
if v != b[i] {
|
|
|
|
return false
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return true
|
|
|
|
}
|
|
|
|
|
|
|
|
// Returns the amount of nibbles that match each other from 0 ...
|
|
|
|
func MatchingNibbleLength(a, b []int) int {
|
2014-08-04 11:38:18 +03:00
|
|
|
var i, length = 0, int(math.Min(float64(len(a)), float64(len(b))))
|
|
|
|
|
|
|
|
for i < length {
|
|
|
|
if a[i] != b[i] {
|
|
|
|
break
|
|
|
|
}
|
|
|
|
i++
|
2014-06-29 17:56:19 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
return i
|
|
|
|
}
|