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authorzelig <viktor.tron@gmail.com>2014-06-29 22:56:19 +0800
committerzelig <viktor.tron@gmail.com>2014-06-29 22:56:19 +0800
commit7489fb784e1dfc780017b105a01fe49d00228c34 (patch)
tree9837a7ad5a41f05bb0bdc94d2e618e961cccb71b /ethutil
parent2eae52ebd1c1024f27804660856243fab587a772 (diff)
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move ethutil helper slice functions -> slice
Diffstat (limited to 'ethutil')
-rw-r--r--ethutil/slice.go28
1 files changed, 28 insertions, 0 deletions
diff --git a/ethutil/slice.go b/ethutil/slice.go
new file mode 100644
index 000000000..67f43705d
--- /dev/null
+++ b/ethutil/slice.go
@@ -0,0 +1,28 @@
+package ethutil
+
+import (
+ "strconv"
+)
+
+// 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
+}