erigon-pulse/ethtrie/slice.go
2014-06-29 16:26:58 +01:00

27 lines
426 B
Go

package ethtrie
import ()
// 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 {
i := 0
for CompareIntSlice(a[:i+1], b[:i+1]) && i < len(b) {
i += 1
}
return i
}