From 3debeb7236d2c8474fa9049cc91dc26bf1040b3f Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Mon, 4 Aug 2014 10:38:18 +0200
Subject: ethtrie.NewTrie => ethtrie.New

---
 ethtrie/slice.go     | 12 ++++++++----
 ethtrie/trie.go      | 11 ++++++-----
 ethtrie/trie_test.go | 41 +++++++++++++++++++++--------------------
 3 files changed, 35 insertions(+), 29 deletions(-)

(limited to 'ethtrie')

diff --git a/ethtrie/slice.go b/ethtrie/slice.go
index b9d5d1285..cf4e8df7a 100644
--- a/ethtrie/slice.go
+++ b/ethtrie/slice.go
@@ -1,6 +1,6 @@
 package ethtrie
 
-import ()
+import "math"
 
 // Helper function for comparing slices
 func CompareIntSlice(a, b []int) bool {
@@ -17,9 +17,13 @@ func CompareIntSlice(a, b []int) bool {
 
 // 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
+	var i, length = 0, int(math.Min(float64(len(a)), float64(len(b))))
+
+	for i < length {
+		if a[i] != b[i] {
+			break
+		}
+		i++
 	}
 
 	return i
diff --git a/ethtrie/trie.go b/ethtrie/trie.go
index f0f3fe5a8..38ae0754d 100644
--- a/ethtrie/trie.go
+++ b/ethtrie/trie.go
@@ -3,16 +3,17 @@ package ethtrie
 import (
 	"bytes"
 	"fmt"
-	"github.com/ethereum/eth-go/ethcrypto"
-	"github.com/ethereum/eth-go/ethutil"
 	_ "reflect"
 	"sync"
+
+	"github.com/ethereum/eth-go/ethcrypto"
+	"github.com/ethereum/eth-go/ethutil"
 )
 
 func __ignore() { fmt.Println("") }
 
 func ParanoiaCheck(t1 *Trie) (bool, *Trie) {
-	t2 := NewTrie(ethutil.Config.Db, "")
+	t2 := New(ethutil.Config.Db, "")
 
 	t1.NewIterator().Each(func(key string, v *ethutil.Value) {
 		t2.Update(key, v.Str())
@@ -158,7 +159,7 @@ func copyRoot(root interface{}) interface{} {
 	return prevRootCopy
 }
 
-func NewTrie(db ethutil.Database, Root interface{}) *Trie {
+func New(db ethutil.Database, Root interface{}) *Trie {
 	// Make absolute sure the root is copied
 	r := copyRoot(Root)
 	p := copyRoot(Root)
@@ -221,7 +222,7 @@ func (t *Trie) Cmp(trie *Trie) bool {
 
 // Returns a copy of this trie
 func (t *Trie) Copy() *Trie {
-	trie := NewTrie(t.cache.db, t.Root)
+	trie := New(t.cache.db, t.Root)
 	for key, node := range t.cache.nodes {
 		trie.cache.nodes[key] = node.Copy()
 	}
diff --git a/ethtrie/trie_test.go b/ethtrie/trie_test.go
index 3989a8f45..2661f8f25 100644
--- a/ethtrie/trie_test.go
+++ b/ethtrie/trie_test.go
@@ -5,13 +5,14 @@ import (
 	_ "encoding/hex"
 	_ "encoding/json"
 	"fmt"
-	"github.com/ethereum/eth-go/ethutil"
 	_ "io/ioutil"
 	_ "math/rand"
 	_ "net/http"
 	_ "reflect"
 	"testing"
 	_ "time"
+
+	"github.com/ethereum/eth-go/ethutil"
 )
 
 const LONG_WORD = "1234567890abcdefghijklmnopqrstuvwxxzABCEFGHIJKLMNOPQRSTUVWXYZ"
@@ -38,14 +39,14 @@ func (db *MemDatabase) Print()              {}
 func (db *MemDatabase) Close()              {}
 func (db *MemDatabase) LastKnownTD() []byte { return nil }
 
-func New() (*MemDatabase, *Trie) {
+func NewTrie() (*MemDatabase, *Trie) {
 	db, _ := NewMemDatabase()
-	return db, NewTrie(db, "")
+	return db, New(db, "")
 }
 
 /*
 func TestTrieSync(t *testing.T) {
-	db, trie := New()
+	db, trie := NewTrie()
 
 	trie.Update("dog", LONG_WORD)
 	if len(db.db) != 0 {
@@ -59,7 +60,7 @@ func TestTrieSync(t *testing.T) {
 }
 
 func TestTrieDirtyTracking(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 	trie.Update("dog", LONG_WORD)
 	if !trie.cache.IsDirty {
 		t.Error("Expected trie to be dirty")
@@ -79,7 +80,7 @@ func TestTrieDirtyTracking(t *testing.T) {
 }
 
 func TestTrieReset(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 
 	trie.Update("cat", LONG_WORD)
 	if len(trie.cache.nodes) == 0 {
@@ -94,7 +95,7 @@ func TestTrieReset(t *testing.T) {
 }
 
 func TestTrieGet(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 
 	trie.Update("cat", LONG_WORD)
 	x := trie.Get("cat")
@@ -104,7 +105,7 @@ func TestTrieGet(t *testing.T) {
 }
 
 func TestTrieUpdating(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 	trie.Update("cat", LONG_WORD)
 	trie.Update("cat", LONG_WORD+"1")
 	x := trie.Get("cat")
@@ -114,8 +115,8 @@ func TestTrieUpdating(t *testing.T) {
 }
 
 func TestTrieCmp(t *testing.T) {
-	_, trie1 := New()
-	_, trie2 := New()
+	_, trie1 := NewTrie()
+	_, trie2 := NewTrie()
 
 	trie1.Update("doge", LONG_WORD)
 	trie2.Update("doge", LONG_WORD)
@@ -131,7 +132,7 @@ func TestTrieCmp(t *testing.T) {
 }
 
 func TestTrieDelete(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 	trie.Update("cat", LONG_WORD)
 	exp := trie.Root
 	trie.Update("dog", LONG_WORD)
@@ -150,7 +151,7 @@ func TestTrieDelete(t *testing.T) {
 }
 
 func TestTrieDeleteWithValue(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 	trie.Update("c", LONG_WORD)
 	exp := trie.Root
 	trie.Update("ca", LONG_WORD)
@@ -164,7 +165,7 @@ func TestTrieDeleteWithValue(t *testing.T) {
 }
 
 func TestTriePurge(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 	trie.Update("c", LONG_WORD)
 	trie.Update("ca", LONG_WORD)
 	trie.Update("cat", LONG_WORD)
@@ -248,7 +249,7 @@ func CreateTests(uri string, cb func(Test)) map[string]Test {
 
 func TestRemote(t *testing.T) {
 	CreateTests("https://raw.githubusercontent.com/ethereum/tests/develop/trietest.json", func(test Test) {
-		_, trie := New()
+		_, trie := NewTrie()
 		for key, value := range test.In {
 			trie.Update(get(key), get(value))
 		}
@@ -263,12 +264,12 @@ func TestRemote(t *testing.T) {
 
 func TestTrieReplay(t *testing.T) {
 	CreateTests("https://raw.githubusercontent.com/ethereum/tests/develop/trietest.json", func(test Test) {
-		_, trie := New()
+		_, trie := NewTrie()
 		for key, value := range test.In {
 			trie.Update(get(key), get(value))
 		}
 
-		_, trie2 := New()
+		_, trie2 := NewTrie()
 		trie.NewIterator().Each(func(key string, v *ethutil.Value) {
 			trie2.Update(key, v.Str())
 		})
@@ -314,7 +315,7 @@ func TestRegression(t *testing.T) {
 
 	roots := make(map[string]int)
 	for i := 0; i < MaxTest; i++ {
-		_, trie := New()
+		_, trie := NewTrie()
 		data := RandomData()
 
 		for _, test := range data {
@@ -333,7 +334,7 @@ func TestRegression(t *testing.T) {
 }
 
 func TestDelete(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 
 	trie.Update("a", "jeffreytestlongstring")
 	trie.Update("aa", "otherstring")
@@ -352,7 +353,7 @@ func TestDelete(t *testing.T) {
 	trie.Update("aaaa", "testmegood")
 
 	fmt.Println("aa =>", trie.Get("aa"))
-	_, t2 := New()
+	_, t2 := NewTrie()
 	trie.NewIterator().Each(func(key string, v *ethutil.Value) {
 		if key == "aaaa" {
 			t2.Update(key, v.Str())
@@ -369,7 +370,7 @@ func TestDelete(t *testing.T) {
 */
 
 func TestRndCase(t *testing.T) {
-	_, trie := New()
+	_, trie := NewTrie()
 
 	data := []struct{ k, v string }{
 		{"0000000000000000000000000000000000000000000000000000000000000001", "a07573657264617461000000000000000000000000000000000000000000000000"},
-- 
cgit v1.2.3