Added helper methods for slice comparison and nibble matching
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parent
79eaa6f2ba
commit
35e4d74641
27
util.go
27
util.go
@ -4,6 +4,8 @@ import (
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"strconv"
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"crypto/sha256"
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"encoding/hex"
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_"fmt"
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_"math"
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)
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func Uitoa(i uint32) string {
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@ -21,3 +23,28 @@ func Sha256Bin(data []byte) []byte {
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return hash[:]
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}
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// Helper function for comparing slices
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func CompareIntSlice(a, b []int) bool {
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if len(a) != len(b) {
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return false
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}
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for i, v := range a {
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if v != b[i] {
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return false
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}
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}
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return true
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}
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// Returns the amount of nibbles that match each other from 0 ...
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func MatchingNibbleLength(a, b []int) int {
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i := 0
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for CompareIntSlice(a[:i+1], b[:i+1]) && i < len(b) {
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i+=1
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}
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//fmt.Println(a, b, i-1)
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return i
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}
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