xlib/xStrUtil.go

139 строки
3.0 KiB
Go

package xlib
import (
"path/filepath"
"strconv"
"strings"
"unicode"
"time"
)
// Secret - возвращает строку с вырезанной серединой, удобно для отображения токенов и паролей
func Secret(s string) string {
if len(s) < 4 {
return s
}
return s[:2] + "..." + s[len(s)-2:]
}
// AtoI - convert string to int, if error occure, return def value
func AtoI(s string, def int) int {
n, err := strconv.ParseInt(s, 10, 64)
if err != nil {
return def
}
return int(n)
}
//StrContainBackSlash - return true if input string contain '\'
func StrContainBackSlash(s string) bool {
return strings.ContainsRune(s, 0x005C)
}
//StrIsPrintRune - return true if input string consists of printable rune
func StrIsPrintRune(s string) bool {
for _, r := range s {
if !unicode.IsPrint(r) {
return false
}
}
return true
}
//ChangeFileExt - change in path string file name extention
//newExt must start from '.' sample '.xyz'
func ChangeFileExt(iFileName, newExt string) string {
return strings.TrimSuffix(iFileName, filepath.Ext(iFileName)) + newExt
}
//ContainsOtherRune - if sting s contains any other rune not in runes then return true and position of first this rune
//on empty parameters - return false, -1
func ContainsOtherRune(s string, runes ...rune) (bool, int) {
var (
i int
r rune
)
if (len(s) == 0) || (len(runes) == 0) {
return false, -1
}
for i, r = range s {
res := true
for _, sr := range runes {
res = (res && (r != sr))
}
if res {
return res, i
}
}
return false, 0
}
//StrCopyStop - return s, stop on rune in stopRune
func StrCopyStop(s string, stopRune ...rune) (string, int) {
var (
i int
r rune
)
if len(stopRune) > 0 {
for i, r = range s {
for _, sr := range stopRune {
if r == sr {
return s[:i], i
}
}
}
}
return s, len(s)
}
//ReplaceAllSpace - return string with one space
func ReplaceAllSpace(s string) string {
for strings.Contains(s, " ") {
s = strings.ReplaceAll(s, " ", " ")
}
return s
}
//ReplaceSeparators - return string with one separator rune
// ' .' >> '.'
// '. ' >> '.'
// ' :' >> ':'
// ': ' >> ':'
func ReplaceSeparators(s string) string {
type TSeparatorsReplacement struct {
old string
new string
}
var SeparatorsList = []TSeparatorsReplacement{
{" .", "."},
{". ", "."},
{" :", ":"},
{": ", ":"},
//{":.", ":"},
//{".:", "."},
}
for _, sep := range SeparatorsList {
s = strings.ReplaceAll(s, sep.old, sep.new)
}
return s
}
// ParseBool - при ошибке возвращает значение по умолчанию
func ParseBool(b string, def bool) bool {
res, err := strconv.ParseBool(b)
if err != nil {
res = def
}
return res
}
// ParseDate - если не выйдет, вернёт заданную по умолчанию дату
func ParseDate(dt string, def time.Time) time.Time {
dtProcessed, err := time.Parse("2006-01-02", dt)
if err != nil {
return def
}
return dtProcessed
}