From 7489fb784e1dfc780017b105a01fe49d00228c34 Mon Sep 17 00:00:00 2001
From: zelig <viktor.tron@gmail.com>
Date: Sun, 29 Jun 2014 15:56:19 +0100
Subject: move ethutil helper slice functions -> slice

---
 ethutil/slice.go | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 ethutil/slice.go

(limited to 'ethutil')

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
+}
-- 
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