150 lines
3.0 KiB
Go
150 lines
3.0 KiB
Go
// Copyright 2021 The casbin Authors. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package util
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"math/rand"
|
|
"strconv"
|
|
"strings"
|
|
"unicode"
|
|
|
|
"github.com/google/uuid"
|
|
)
|
|
|
|
func IndexAt(s, sep string, n int) int {
|
|
idx := strings.Index(s[n:], sep)
|
|
if idx > -1 {
|
|
idx += n
|
|
}
|
|
return idx
|
|
}
|
|
|
|
func ParseInt(s string) int {
|
|
i, err := strconv.Atoi(s)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return i
|
|
}
|
|
|
|
func ParseIntWithError(s string) (int, error) {
|
|
i, err := strconv.Atoi(s)
|
|
if err != nil {
|
|
return -1, err
|
|
}
|
|
|
|
if i < 0 {
|
|
return -1, errors.New("negative version number")
|
|
}
|
|
|
|
return i, nil
|
|
}
|
|
|
|
func ParseFloat(s string) float64 {
|
|
f, err := strconv.ParseFloat(s, 64)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return f
|
|
}
|
|
|
|
func GetOwnerAndNameFromId(id string) (string, string) {
|
|
tokens := strings.Split(id, "/")
|
|
if len(tokens) != 2 {
|
|
panic(errors.New("GetOwnerAndNameFromId() error, wrong token count for ID: " + id))
|
|
}
|
|
|
|
return tokens[0], tokens[1]
|
|
}
|
|
|
|
func GetOwnerAndNameFromId3(id string) (string, string, string) {
|
|
tokens := strings.Split(id, "/")
|
|
if len(tokens) != 3 {
|
|
panic(errors.New("GetOwnerAndNameFromId3() error, wrong token count for ID: " + id))
|
|
}
|
|
|
|
return tokens[0], fmt.Sprintf("%s/%s", tokens[0], tokens[1]), tokens[2]
|
|
}
|
|
|
|
func GetOwnerAndNameFromId3New(id string) (string, string, string) {
|
|
tokens := strings.Split(id, "/")
|
|
if len(tokens) != 3 {
|
|
panic(errors.New("GetOwnerAndNameFromId3New() error, wrong token count for ID: " + id))
|
|
}
|
|
|
|
return tokens[0], tokens[1], tokens[2]
|
|
}
|
|
|
|
func GetIdFromOwnerAndName(owner string, name string) string {
|
|
return fmt.Sprintf("%s/%s", owner, name)
|
|
}
|
|
|
|
func ReadStringFromPath(path string) string {
|
|
data, err := ioutil.ReadFile(path)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return string(data)
|
|
}
|
|
|
|
func WriteStringToPath(s string, path string) {
|
|
err := ioutil.WriteFile(path, []byte(s), 0644)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
func ReadBytesFromPath(path string) []byte {
|
|
data, err := ioutil.ReadFile(path)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return data
|
|
}
|
|
|
|
func WriteBytesToPath(b []byte, path string) {
|
|
err := ioutil.WriteFile(path, b, 0644)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
func GenerateId() string {
|
|
return uuid.NewString()
|
|
}
|
|
|
|
func GenerateNumber(min int, max int) string {
|
|
res := rand.Intn(max-min) + min
|
|
return strconv.Itoa(res)
|
|
}
|
|
|
|
func IsChinese(str string) bool {
|
|
var flag bool
|
|
for _, v := range str {
|
|
if unicode.Is(unicode.Han, v) {
|
|
flag = true
|
|
break
|
|
}
|
|
}
|
|
return flag
|
|
}
|