update

utils/str.go

@@ -0,0 +1,78 @@
+package utils
+
+import (
+	"fmt"
+	"math/rand"
+	"regexp"
+	"sort"
+	"strings"
+	"unicode/utf8"
+)
+
+var ansiEscapeRegex = regexp.MustCompile(`\x1b\[[0-9;]*[a-zA-Z]`)
+
+func RemoveNotValidUtf8InString(s string) string {
+	ret := s
+	if !utf8.ValidString(s) {
+		v := make([]rune, 0, len(s))
+		for i, r := range s {
+			if r == utf8.RuneError {
+				_, size := utf8.DecodeRuneInString(s[i:])
+				if size == 1 {
+					continue
+				}
+			}
+			v = append(v, r)
+		}
+		ret = string(v)
+	}
+	return ret
+}
+
+func RemoveANSI(input string) string {
+	return ansiEscapeRegex.ReplaceAllString(input, "")
+}
+
+func RandString(n int) (ret string) {
+	allString := "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM0123456789"
+	ret = ""
+	for i := 0; i < n; i++ {
+		r := rand.Intn(len(allString))
+		ret = ret + allString[r:r+1]
+	}
+	return
+}
+
+type KVStr struct {
+	m map[string]any
+}
+
+func NewKVStr() *KVStr {
+	return &KVStr{
+		map[string]any{},
+	}
+}
+
+func (k *KVStr) Add(key string, value any) *KVStr {
+	k.m[key] = value
+	return k
+}
+
+func (k *KVStr) Build() string {
+	if len(k.m) == 0 {
+		return "-"
+	}
+	keys := make([]string, 0, len(k.m))
+	for key := range k.m {
+		keys = append(keys, key)
+	}
+	sort.Strings(keys)
+	strList := make([]string, 0, len(k.m))
+	for _, key := range keys {
+		if k.m[key] == "" {
+			continue
+		}
+		strList = append(strList, fmt.Sprintf("%s:%v", key, k.m[key]))
+	}
+	return strings.Join(strList, " , ")
+}