chore: update code format. (#628)

core/stringx/replacer.go

@@ -16,7 +16,7 @@ type (
 
 // NewReplacer returns a Replacer.
 func NewReplacer(mapping map[string]string) Replacer {
-	var rep = &replacer{
+	rep := &replacer{
 		mapping: mapping,
 	}
 	for k := range mapping {
@@ -28,9 +28,9 @@ func NewReplacer(mapping map[string]string) Replacer {
 
 func (r *replacer) Replace(text string) string {
 	var builder strings.Builder
-	var chars = []rune(text)
-	var size = len(chars)
-	var start = -1
+	chars := []rune(text)
+	size := len(chars)
+	start := -1
 
 	for i := 0; i < size; i++ {
 		child, ok := r.children[chars[i]]
@@ -42,12 +42,12 @@ func (r *replacer) Replace(text string) string {
 		if start < 0 {
 			start = i
 		}
-		var end = -1
+		end := -1
 		if child.end {
 			end = i + 1
 		}
 
-		var j = i + 1
+		j := i + 1
 		for ; j < size; j++ {
 			grandchild, ok := child.children[chars[j]]
 			if !ok {

core/stringx/replacer_test.go

@@ -7,7 +7,7 @@ import (
 )
 
 func TestReplacer_Replace(t *testing.T) {
-	var mapping = map[string]string{
+	mapping := map[string]string{
 		"一二三四": "1234",
 		"二三":   "23",
 		"二":    "2",
@@ -16,28 +16,28 @@ func TestReplacer_Replace(t *testing.T) {
 }
 
 func TestReplacer_ReplaceSingleChar(t *testing.T) {
-	var mapping = map[string]string{
+	mapping := map[string]string{
 		"二": "2",
 	}
 	assert.Equal(t, "零一2三四五", NewReplacer(mapping).Replace("零一二三四五"))
 }
 
 func TestReplacer_ReplaceExceedRange(t *testing.T) {
-	var mapping = map[string]string{
+	mapping := map[string]string{
 		"二三四五六": "23456",
 	}
 	assert.Equal(t, "零一二三四五", NewReplacer(mapping).Replace("零一二三四五"))
 }
 
 func TestReplacer_ReplacePartialMatch(t *testing.T) {
-	var mapping = map[string]string{
+	mapping := map[string]string{
 		"二三四七": "2347",
 	}
 	assert.Equal(t, "零一二三四五", NewReplacer(mapping).Replace("零一二三四五"))
 }
 
 func TestReplacer_ReplaceMultiMatches(t *testing.T) {
-	var mapping = map[string]string{
+	mapping := map[string]string{
 		"二三": "23",
 	}
 	assert.Equal(t, "零一23四五一23四五", NewReplacer(mapping).Replace("零一二三四五一二三四五"))