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1
.gitignore
vendored
1
.gitignore
vendored
@@ -6,4 +6,5 @@ fileutil/*.txt
|
||||
fileutil/*.zip
|
||||
fileutil/*.link
|
||||
fileutil/unzip/*
|
||||
slice/testdata/*
|
||||
cryptor/*.pem
|
||||
803
README.md
803
README.md
@@ -1,26 +1,32 @@
|
||||
# Lancet
|
||||
<p style="font-size: 18px">
|
||||
Lancet is a comprehensive, efficient, and reusable util function library of go. Inspired by the java apache common package and lodash.js.
|
||||
</p>
|
||||
<div align=center>
|
||||
<img src="./logo.png" width="200" height="200"/>
|
||||
|
||||
|
||||
[](https://github.com/duke-git/lancet/releases)
|
||||
<br/>
|
||||
|
||||
|
||||
[](https://github.com/duke-git/lancet/releases)
|
||||
[](https://pkg.go.dev/github.com/duke-git/lancet)
|
||||
[](https://goreportcard.com/report/github.com/duke-git/lancet)
|
||||
[](https://github.com/duke-git/lancet/actions/workflows/codecov.yml)
|
||||
[](https://codecov.io/gh/duke-git/lancet)
|
||||
[](https://github.com/duke-git/lancet/blob/main/LICENSE)
|
||||
[](https://github.com/duke-git/lancet/blob/v1/LICENSE)
|
||||
|
||||
</div>
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
<p style="font-size: 20px">
|
||||
Lancet is a comprehensive, efficient, and reusable util function library of go. Inspired by the java apache common package and lodash.js.
|
||||
</p>
|
||||
|
||||
English | [简体中文](./README_zh-CN.md)
|
||||
|
||||
|
||||
## Feature
|
||||
|
||||
- 👏 Comprehensive, efficient and reusable.
|
||||
- 💪 160+ common go util functions, support string, slice, datetime, net, crypt...
|
||||
- 💅 Only depend on the go standard library.
|
||||
- 🌍 Unit test for every exported function.
|
||||
- 👏 Comprehensive, efficient and reusable.
|
||||
- 💪 200+ go util functions, support string, slice, datetime, net, crypt...
|
||||
- 💅 Only depend on the go standard library.
|
||||
- 🌍 Unit test for every exported function.
|
||||
|
||||
## Installation
|
||||
|
||||
@@ -38,7 +44,7 @@ import "github.com/duke-git/lancet/strutil"
|
||||
|
||||
## Example
|
||||
|
||||
Here takes the string function ReverseStr (reverse order string) as an example, and the strutil package needs to be imported.
|
||||
Here takes the string function Reverse (reverse order string) as an example, and the strutil package needs to be imported.
|
||||
|
||||
```go
|
||||
package main
|
||||
@@ -50,547 +56,374 @@ import (
|
||||
|
||||
func main() {
|
||||
s := "hello"
|
||||
rs := strutil.ReverseStr(s)
|
||||
rs := strutil.Reverse(s)
|
||||
fmt.Println(rs) //olleh
|
||||
}
|
||||
```
|
||||
|
||||
## API Documentation
|
||||
### 1. convertor contains some functions for data convertion
|
||||
|
||||
- Support conversion between commonly used data types.
|
||||
- Usage: import "github.com/duke-git/lancet/convertor"
|
||||
### 1. Convertor package contains some functions for data convertion.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s := "12.3"
|
||||
f, err := convertor.ToFloat(s)
|
||||
if err != nil {
|
||||
fmt.Errorf("error is %s", err.Error())
|
||||
}
|
||||
fmt.Println(f) // 12.3
|
||||
}
|
||||
import "github.com/duke-git/lancet/convertor"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### Function list:
|
||||
|
||||
- [ColorHexToRGB](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ColorHexToRGB)
|
||||
- [ColorRGBToHex](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ColorRGBToHex)
|
||||
- [ToBool](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToBool)
|
||||
- [ToBytes](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToBytes)
|
||||
- [ToChar](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToChar)
|
||||
- [ToChannel](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToChannel)
|
||||
- [ToInt](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToInt)
|
||||
- [ToJson](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToJson)
|
||||
- [ToString](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToString)
|
||||
- [StructToMap](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#StructToMap)
|
||||
- [EncodeByte](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#EncodeByte)
|
||||
- [DecodeByte](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#DecodeByte)
|
||||
- [DeepClone](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#DeepClone)
|
||||
|
||||
### 2. Cryptor package is for data encryption and decryption.
|
||||
|
||||
```go
|
||||
func ColorHexToRGB(colorHex string) (red, green, blue int) //convert color hex to color rgb
|
||||
func ColorRGBToHex(red, green, blue int) string //convert color rgb to color hex
|
||||
func ToBool(s string) (bool, error) //convert string to a boolean
|
||||
func ToBytes(data interface{}) ([]byte, error) //convert interface to bytes
|
||||
func ToChar(s string) []string //convert string to char slice
|
||||
func ToFloat(value interface{}) (float64, error) //convert value to float64, if input is not a float return 0.0 and error
|
||||
func ToInt(value interface{}) (int64, error) //convert value to int64, if input is not a numeric format return 0 and error
|
||||
func ToJson(value interface{}) (string, error) //convert value to a valid json string
|
||||
func ToString(value interface{}) string //convert value to string
|
||||
func StructToMap(value interface{}) (map[string]interface{}, error) //convert struct to map, only convert exported field, tag `json` should be set
|
||||
import "github.com/duke-git/lancet/cryptor"
|
||||
```
|
||||
|
||||
### 2. cryptor is for data encryption and decryption
|
||||
#### Function list:
|
||||
|
||||
- Support md5, hmac, aes, des, ras.
|
||||
- Usage: import "github.com/duke-git/lancet/cryptor"
|
||||
- [AesEcbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesEcbEncrypt)
|
||||
- [AesEcbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesEcbDecrypt)
|
||||
- [AesCbcEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesCbcEncrypt)
|
||||
- [AesCbcDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesCbcDecrypt)
|
||||
- [AesCtrCrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesCtrCrypt)
|
||||
- [AesCfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesCfbEncrypt)
|
||||
- [AesCfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesCfbDecrypt)
|
||||
- [AesOfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesOfbEncrypt)
|
||||
- [AesOfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#AesOfbDecrypt)
|
||||
- [Base64StdEncode](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Base64StdEncode)
|
||||
- [Base64StdDecode](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Base64StdDecode)
|
||||
- [DesEcbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesEcbEncrypt)
|
||||
- [DesEcbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesEcbDecrypt)
|
||||
- [DesCbcEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesCbcEncrypt)
|
||||
- [DesCbcDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesCbcDecrypt)
|
||||
- [DesCtrCrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesCtrCrypt)
|
||||
- [DesCfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesCfbEncrypt)
|
||||
- [DesCfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesCfbDecrypt)
|
||||
- [DesOfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesOfbEncrypt)
|
||||
- [DesOfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesOfbDecrypt)
|
||||
- [HmacMd5](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacMd5)
|
||||
- [HmacSha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha1)
|
||||
- [HmacSha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha256)
|
||||
- [HmacSha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha512)
|
||||
- [Md5String](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5String)
|
||||
- [Md5File](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5File)
|
||||
- [Sha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha1)
|
||||
- [Sha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha256)
|
||||
- [Sha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha512)
|
||||
- [GenerateRsaKey](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#GenerateRsaKey)
|
||||
- [RsaEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#RsaEncrypt)
|
||||
- [RsaDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#RsaDecrypt)
|
||||
|
||||
### 3. Datetime package supports date and time format and compare.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/cryptor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
data := "hello"
|
||||
key := "abcdefghijklmnop"
|
||||
|
||||
encrypted := cryptor.AesCbcEncrypt([]byte(data), []byte(key))
|
||||
decrypted := cryptor.AesCbcDecrypt(encrypted, []byte(key))
|
||||
fmt.Println(string(decrypted)) // hello
|
||||
}
|
||||
import "github.com/duke-git/lancet/datetime"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### Function list:
|
||||
|
||||
- [AddDay](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#AddDay)
|
||||
- [AddHour](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#AddHour)
|
||||
- [AddMinute](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#AddMinute)
|
||||
- [BeginOfMinute](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfMinute)
|
||||
- [BeginOfHour](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfHour)
|
||||
- [BeginOfDay](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfDay)
|
||||
- [BeginOfWeek](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfWeek)
|
||||
- [BeginOfMonth](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfMonth)
|
||||
- [BeginOfYear](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfYear)
|
||||
- [EndOfMinute](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfMinute)
|
||||
- [EndOfHour](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfHour)
|
||||
- [EndOfDay](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfDay)
|
||||
- [EndOfWeek](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfWeek)
|
||||
- [EndOfMonth](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfMonth)
|
||||
- [EndOfYear](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfYear)
|
||||
- [GetNowDate](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#GetNowDate)
|
||||
- [GetNowTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#GetNowTime)
|
||||
- [GetNowDateTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#GetNowDateTime)
|
||||
- [GetZeroHourTimestamp](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#GetZeroHourTimestamp)
|
||||
- [GetNightTimestamp](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#GetNightTimestamp)
|
||||
- [FormatTimeToStr](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#FormatTimeToStr)
|
||||
- [FormatStrToTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#FormatStrToTime)
|
||||
- [NewUnix](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#NewUnix)
|
||||
- [NewUnixNow](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#NewUnixNow)
|
||||
- [NewFormat](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#NewFormat)
|
||||
- [NewISO8601](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#NewISO8601)
|
||||
- [ToUnix](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#ToUnix)
|
||||
- [ToFormat](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#ToFormat)
|
||||
- [ToFormatForTpl](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#ToFormatForTpl)
|
||||
- [ToIso8601](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#ToIso8601)
|
||||
|
||||
### 4. Fileutil package implements some basic functions for file operations.
|
||||
|
||||
```go
|
||||
func AesEcbEncrypt(data, key []byte) []byte //AES ECB encrypt
|
||||
func AesEcbDecrypt(encrypted, key []byte) []byte //AES ECB decrypt
|
||||
func AesCbcEncrypt(data, key []byte) []byte //AES CBC encrypt
|
||||
func AesCbcDecrypt(encrypted, key []byte) []byte //AES CBC decrypt
|
||||
func AesCtrCrypt(data, key []byte) []byte //AES CTR encrypt / decrypt
|
||||
func AesCfbEncrypt(data, key []byte) []byte //AES CFB encrypt
|
||||
func AesCfbDecrypt(encrypted, key []byte) []byte //AES CFB decrypt
|
||||
func AesOfbEncrypt(data, key []byte) []byte //AES OFB encrypt
|
||||
func AesOfbDecrypt(data, key []byte) []byte //AES OFB decrypt
|
||||
func Base64StdEncode(s string) string //base64 encode
|
||||
func Base64StdDecode(s string) string //base64 decode
|
||||
func DesCbcEncrypt(data, key []byte) []byte //DES CBC encrypt
|
||||
func DesCbcDecrypt(encrypted, key []byte) []byte //DES CBC decrypt
|
||||
func DesCtrCrypt(data, key []byte) []byte //DES CTR encrypt/decrypt
|
||||
func DesCfbEncrypt(data, key []byte) []byte //DES CFB encrypt
|
||||
func DesCfbDecrypt(encrypted, key []byte) []byte //DES CFB decrypt
|
||||
func DesOfbEncrypt(data, key []byte) []byte //DES OFB encrypt
|
||||
func DesOfbDecrypt(data, key []byte) []byte //DES OFB decrypt
|
||||
func HmacMd5(data, key string) string //get hmac md5 value
|
||||
func HmacSha1(data, key string) string //get hmac sha1 value
|
||||
func HmacSha256(data, key string) string //get hmac sha256 value
|
||||
func HmacSha512(data, key string) string //get hmac sha512 value
|
||||
func Md5String(s string) string //return the md5 value of string
|
||||
func Md5File(filename string) (string, error) //return the md5 value of file
|
||||
func Sha1(data string) string //get sha1 value
|
||||
func Sha256(data string) string //getsha256 value
|
||||
func Sha512(data string) string //get sha512 value
|
||||
func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) //generate RSA pem file
|
||||
func RsaEncrypt(data []byte, pubKeyFileName string) []byte //RSA encrypt
|
||||
func RsaDecrypt(data []byte, privateKeyFileName string) []byte //RSA decrypt
|
||||
|
||||
import "github.com/duke-git/lancet/fileutil"
|
||||
```
|
||||
|
||||
### 3. datetime parse and format datetime
|
||||
#### Function list：
|
||||
|
||||
- Parse and format datetime
|
||||
- Usage: import "github.com/duke-git/lancet/datetime"
|
||||
- [ClearFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ClearFile)
|
||||
- [CreateFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#CreateFile)
|
||||
- [CreateDir](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#CreateDir)
|
||||
- [CopyFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#CopyFile)
|
||||
- [FileMode](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#FileMode)
|
||||
- [MiMeType](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#MiMeType)
|
||||
- [IsExist](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#IsExist)
|
||||
- [IsLink](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#IsLink)
|
||||
- [IsDir](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#IsDir)
|
||||
- [ListFileNames](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ListFileNames)
|
||||
- [RemoveFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#RemoveFile)
|
||||
- [ReadFileToString](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ReadFileToString)
|
||||
- [ReadFileByLine](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ReadFileByLine)
|
||||
- [Zip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#Zip)
|
||||
- [UnZip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#UnZip)
|
||||
|
||||
### 5. Formatter contains some functions for data formatting.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
s := datetime.FormatTimeToStr(now, "yyyy-mm-dd hh:mm:ss")
|
||||
fmt.Println(s) // 2021-11-24 11:16:55
|
||||
}
|
||||
import "github.com/duke-git/lancet/formatter"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### Function list:
|
||||
|
||||
- [Comma](https://github.com/duke-git/lancet/blob/v1/docs/formatter.md#Comma)
|
||||
|
||||
### Function package can control the flow of function execution and support part of functional programming
|
||||
|
||||
```go
|
||||
func AddDay(t time.Time, day int64) time.Time //add or sub days to time
|
||||
func AddHour(t time.Time, hour int64) time.Time //add or sub hours to time
|
||||
func AddMinute(t time.Time, minute int64) time.Time //add or sub minutes to time
|
||||
func GetNowDate() string //get current date, format is yyyy-mm-dd
|
||||
func GetNowTime() string //get current time, format is hh:mm:ss
|
||||
func GetNowDateTime() string //get current date and time, format is yyyy-mm-dd hh:mm:ss
|
||||
func GetZeroHourTimestamp() int64 //return timestamp of zero hour (timestamp of 00:00)
|
||||
func GetNightTimestamp() int64 //return timestamp of zero hour (timestamp of 23:59)
|
||||
func FormatTimeToStr(t time.Time, format string) string //convert time to string
|
||||
func FormatStrToTime(str, format string) time.Time //convert string to time
|
||||
import "github.com/duke-git/lancet/function"
|
||||
```
|
||||
|
||||
### 4. fileutil basic functions for file operations
|
||||
#### Function list:
|
||||
|
||||
- Basic functions for file operations.
|
||||
- Usage: import "github.com/duke-git/lancet/fileutil"
|
||||
- [After](https://github.com/duke-git/lancet/blob/v1/docs/function.md#After)
|
||||
- [Before](https://github.com/duke-git/lancet/blob/v1/docs/function.md#Before)
|
||||
- [Curry](https://github.com/duke-git/lancet/blob/v1/docs/function.md#Curry)
|
||||
- [Compose](https://github.com/duke-git/lancet/blob/v1/docs/function.md#Compose)
|
||||
- [Debounced](https://github.com/duke-git/lancet/blob/v1/docs/function.md#Debounced)
|
||||
- [Delay](https://github.com/duke-git/lancet/blob/v1/docs/function.md#Delay)
|
||||
- [Watcher](https://github.com/duke-git/lancet/blob/v1/docs/function.md#Watcher)
|
||||
|
||||
### 6. Mathutil package implements some functions for math calculation.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(fileutil.IsDir("./")) // true
|
||||
}
|
||||
import "github.com/duke-git/lancet/mathutil"
|
||||
```
|
||||
|
||||
- Function list：
|
||||
#### Function list:
|
||||
|
||||
- [Exponent](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Exponent)
|
||||
- [Fibonacci](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Fibonacci)
|
||||
- [Factorial](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Factorial)
|
||||
- [Percent](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Percent)
|
||||
- [RoundToFloat](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#RoundToFloat)
|
||||
- [RoundToString](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#RoundToString)
|
||||
- [TruncRound](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#TruncRound)
|
||||
|
||||
### 7. Netutil package contains functions to get net information and send http request.
|
||||
|
||||
```go
|
||||
func ClearFile(path string) error //write empty string to path file
|
||||
func CreateFile(path string) bool // create a file in path
|
||||
func CopyFile(srcFilePath string, dstFilePath string) error //copy src file to dst file
|
||||
func FileMode(path string) (fs.FileMode, error) //return file's mode and permission
|
||||
func MiMeType(file interface{}) string //return file mime type, file should be string or *os.File
|
||||
func IsExist(path string) bool //checks if a file or directory exists
|
||||
func IsLink(path string) bool //checks if a file is symbol link or not
|
||||
func IsDir(path string) bool //checks if the path is directy or not
|
||||
func ListFileNames(path string) ([]string, error) //return all file names in the path
|
||||
func RemoveFile(path string) error //remove the path file
|
||||
func ReadFileToString(path string) (string, error) //return string of file content
|
||||
func ReadFileByLine(path string)([]string, error) //read file content by line
|
||||
func Zip(fpath string, destPath string) error //create zip file, fpath could be a single file or a directory
|
||||
func UnZip(zipFile string, destPath string) error //unzip the file and save it to destPath
|
||||
import "github.com/duke-git/lancet/netutil"
|
||||
```
|
||||
|
||||
### 5. formatter is for data format
|
||||
#### Function list:
|
||||
|
||||
- Contain some formatting function
|
||||
- Usage: import "github.com/duke-git/lancet/formatter"
|
||||
- [ConvertMapToQueryString](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#ConvertMapToQueryString)
|
||||
- [EncodeUrl](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#EncodeUrl)
|
||||
- [GetInternalIp](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetInternalIp)
|
||||
- [GetIps](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetIps)
|
||||
- [GetMacAddrs](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetMacAddrs)
|
||||
- [GetPublicIpInfo](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetPublicIpInfo)
|
||||
- [GetRequestPublicIp](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetRequestPublicIp)
|
||||
- [IsPublicIP](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#IsPublicIP)
|
||||
- [IsInternalIP](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#IsInternalIP)
|
||||
- [HttpGet](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#HttpGet)
|
||||
- [HttpDelete](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#HttpDelete)
|
||||
- [HttpPost](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#HttpPost)
|
||||
- [HttpPut](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#HttpPut)
|
||||
- [HttpPatch](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#HttpPatch)
|
||||
- [ParseHttpResponse](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#ParseHttpResponse)
|
||||
|
||||
### 8. Random package implements some basic functions to generate random int and string.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/formatter"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(formatter.Comma("12345", "")) // "12,345"
|
||||
fmt.Println(formatter.Comma(12345.67, "¥")) // "¥12,345.67"
|
||||
}
|
||||
import "github.com/duke-git/lancet/random"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### Function list:
|
||||
|
||||
- [RandBytes](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandBytes)
|
||||
- [RandInt](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandInt)
|
||||
- [RandString](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandString)
|
||||
- [RandUpper](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandUpper)
|
||||
- [RandLower](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandLower)
|
||||
- [RandNumeral](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandNumeral)
|
||||
- [RandNumeralOrLetter](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandNumeralOrLetter)
|
||||
- [UUIdV4](https://github.com/duke-git/lancet/blob/v1/docs/random.md#UUIdV4)
|
||||
|
||||
### 9. Retry package is for executing a function repeatedly until it was successful or canceled by the context.
|
||||
|
||||
```go
|
||||
func Comma(v interface{}, symbol string) string //add comma to number by every 3 numbers from right. ahead by symbol char
|
||||
import "github.com/duke-git/lancet/retry"
|
||||
```
|
||||
|
||||
### 6. function can control the function execution and support functional programming
|
||||
#### Function list:
|
||||
|
||||
- Control function execution and support functional programming.
|
||||
- Usage: import "github.com/duke-git/lancet/function"
|
||||
- [Context](https://github.com/duke-git/lancet/blob/v1/docs/retry.md#Context)
|
||||
- [Retry](https://github.com/duke-git/lancet/blob/v1/docs/retry.md#Retry)
|
||||
- [RetryFunc](https://github.com/duke-git/lancet/blob/v1/docs/retry.md#RetryFunc)
|
||||
- [RetryDuration](https://github.com/duke-git/lancet/blob/v1/docs/retry.md#RetryDuration)
|
||||
- [RetryTimes](https://github.com/duke-git/lancet/blob/v1/docs/retry.md#RetryTimes)
|
||||
|
||||
### 10. Slice contains some functions to manipulate slice.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var print = func(s string) {
|
||||
fmt.Println(s)
|
||||
}
|
||||
function.Delay(2*time.Second, print, "hello world")
|
||||
}
|
||||
import "github.com/duke-git/lancet/slice"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### Function list:
|
||||
|
||||
- [AppendIfAbsent](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#AppendIfAbsent)
|
||||
- [Contain](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Contain)
|
||||
- [ContainSubSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#ContainSubSlice)
|
||||
- [Chunk](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Chunk)
|
||||
- [Compact](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Compact)
|
||||
- [Concat](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Concat)
|
||||
- [Count](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Count)
|
||||
- [Difference](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Difference)
|
||||
- [DifferenceBy](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#DifferenceBy)
|
||||
- [DeleteByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#DeleteByIndex)
|
||||
- [Drop](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Drop)
|
||||
- [Every](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Every)
|
||||
- [Equal](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Equal)
|
||||
- [EqualWith](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#EqualWith)
|
||||
- [Filter](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Filter)
|
||||
- [Find](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Find)
|
||||
- [FindLast](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#FindLast)
|
||||
- [FlattenDeep](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#FlattenDeep)
|
||||
- [ForEach](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#ForEach)
|
||||
- [GroupBy](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#GroupBy)
|
||||
- [IntSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#IntSlice)
|
||||
- [IndexOf](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#IndexOf)
|
||||
- [LastIndexOf](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#LastIndexOf)
|
||||
- [InterfaceSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#InterfaceSlice)
|
||||
- [Intersection](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Intersection)
|
||||
- [InsertByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#InsertByIndex)
|
||||
- [Map](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Map)
|
||||
- [ReverseSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#ReverseSlice)
|
||||
- [Reduce](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Reduce)
|
||||
- [Shuffle](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Shuffle)
|
||||
- [SortByField](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#SortByField)
|
||||
- [Some](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Some)
|
||||
- [StringSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#StringSlice)
|
||||
- [ToSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#ToSlice)
|
||||
- [ToSlicePointer](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#ToSlice)
|
||||
- [Unique](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Unique)
|
||||
- [UniqueBy](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#UniqueBy)
|
||||
- [Union](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Union)
|
||||
- [UpdateByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#UpdateByIndex)
|
||||
- [Without](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Without)
|
||||
|
||||
### 11. Strutil package contains some functions to manipulate string.
|
||||
|
||||
```go
|
||||
func After(n int, fn interface{}) func(args ...interface{}) []reflect.Value //creates a function that invokes func once it's called n or more times
|
||||
func Before(n int, fn interface{}) func(args ...interface{}) []reflect.Value //creates a function that invokes func once it's called less than n times
|
||||
func (f Fn) Curry(i interface{}) func(...interface{}) interface{} //make a curryed function
|
||||
func Compose(fnList ...func(...interface{}) interface{}) func(...interface{}) interface{} //compose the functions from right to left
|
||||
func Debounced(fn func(), duration time.Duration) func() //creates a debounced function that delays invoking fn until after wait duration have elapsed since the last time the debounced function was invoked.
|
||||
func Delay(delay time.Duration, fn interface{}, args ...interface{}) //invoke function after delayed time
|
||||
func Schedule(d time.Duration, fn interface{}, args ...interface{}) chan bool //invoke function every duration time, util close the returned bool chan
|
||||
func (w *Watcher) Start() //start the watch timer.
|
||||
func (w *Watcher) Stop() //stop the watch timer
|
||||
func (w *Watcher) Reset() {} //reset the watch timer.
|
||||
func (w *Watcher) GetElapsedTime() time.Duration //return time duration from watcher start to end.
|
||||
import "github.com/duke-git/lancet/strutil"
|
||||
```
|
||||
|
||||
### 7. netutil is for net process
|
||||
#### Function list:
|
||||
|
||||
- Ip and http request method.
|
||||
- Usage: import "github.com/duke-git/lancet/netutil".
|
||||
- The Http function params order：url, header, query string, body, httpclient.
|
||||
- [After](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#After)
|
||||
- [AfterLast](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#AfterLast)
|
||||
- [Before](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#Before)
|
||||
- [BeforeLast](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#BeforeLast)
|
||||
- [CamelCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#CamelCase)
|
||||
- [Capitalize](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#Capitalize)
|
||||
- [IsString](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#IsString)
|
||||
- [KebabCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#KebabCase)
|
||||
- [UpperKebabCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#UpperKebabCase)
|
||||
- [LowerFirst](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#LowerFirst)
|
||||
- [UpperFirst](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#UpperFirst)
|
||||
- [PadEnd](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#PadEnd)
|
||||
- [PadStart](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#PadStart)
|
||||
- [Reverse](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#Reverse)
|
||||
- [SnakeCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#SnakeCase)
|
||||
- [UpperSnakeCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#UpperSnakeCase)
|
||||
- [SplitEx](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#SplitEx)
|
||||
- [Wrap](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#Wrap)
|
||||
- [Unwrap](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#Unwrap)
|
||||
|
||||
### 12. System package contain some functions about os, runtime, shell command.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://gutendex.com/books?"
|
||||
header := make(map[string]string)
|
||||
header["Content-Type"] = "application/json"
|
||||
queryParams := make(map[string]interface{})
|
||||
queryParams["ids"] = "1"
|
||||
|
||||
resp, err := netutil.HttpGet(url, header, queryParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println("response: ", resp.StatusCode, string(body))
|
||||
}
|
||||
import "github.com/duke-git/lancet/system"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### Function list:
|
||||
|
||||
- [IsWindows](https://github.com/duke-git/lancet/blob/v1/docs/system.md#IsWindows)
|
||||
- [IsLinux](https://github.com/duke-git/lancet/blob/v1/docs/system.md#IsLinux)
|
||||
- [IsMac](https://github.com/duke-git/lancet/blob/v1/docs/system.md#IsMac)
|
||||
- [GetOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system.md#GetOsEnv)
|
||||
- [SetOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system.md#SetOsEnv)
|
||||
- [RemoveOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system.md#RemoveOsEnv)
|
||||
- [CompareOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system.md#CompareOsEnv)
|
||||
- [ExecCommand](https://github.com/duke-git/lancet/blob/v1/docs/system.md#ExecCommand)
|
||||
- [GetOsBits](https://github.com/duke-git/lancet/blob/v1/docs/system.md#GetOsBits)
|
||||
|
||||
### 13. Validator package contains some functions for data validation.
|
||||
|
||||
```go
|
||||
func GetInternalIp() string //get internal ip
|
||||
func GetPublicIpInfo() (*PublicIpInfo, error) //get public ip info: country, region, isp, city, lat, lon, ip
|
||||
func IsPublicIP(IP net.IP) bool //判断ip是否为公共ip
|
||||
func HttpGet(url string, params ...interface{}) (*http.Response, error) //http get request
|
||||
func HttpPost(url string, params ...interface{}) (*http.Response, error) //http post request
|
||||
func HttpPut(url string, params ...interface{}) (*http.Response, error) //http put request
|
||||
func HttpDelete(url string, params ...interface{}) (*http.Response, error) //http delete request
|
||||
func HttpPatch(url string, params ...interface{}) (*http.Response, error) //http patch request
|
||||
func ConvertMapToQueryString(param map[string]interface{}) string //convert map to url query string
|
||||
func ParseHttpResponse(resp *http.Response, obj interface{}) error //decode http response to specified interface
|
||||
import "github.com/duke-git/lancet/validator"
|
||||
```
|
||||
|
||||
### 8. random is for rand string and int generation
|
||||
#### Function list:
|
||||
|
||||
- Generate random string and int.
|
||||
- Usage: import "github.com/duke-git/lancet/random".
|
||||
- [ContainChinese](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#ContainChinese)
|
||||
- [ContainLetter](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#ContainLetter)
|
||||
- [ContainLower](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#ContainLower)
|
||||
- [ContainUpper](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#ContainUpper)
|
||||
- [IsAlpha](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsAlpha)
|
||||
- [IsAllUpper](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsAllUpper)
|
||||
- [IsAllLower](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsAllLower)
|
||||
- [IsBase64](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsBase64)
|
||||
- [IsChineseMobile](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsChineseMobile)
|
||||
- [IsChineseIdNum](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsChineseIdNum)
|
||||
- [IsChinesePhone](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsChinesePhone)
|
||||
- [IsCreditCard](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsCreditCard)
|
||||
- [IsDns](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsDns)
|
||||
- [IsEmail](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsEmail)
|
||||
- [IsEmptyString](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsEmptyString)
|
||||
- [IsFloatStr](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsFloatStr)
|
||||
- [IsNumberStr](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsNumberStr)
|
||||
- [IsJSON](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsJSON)
|
||||
- [IsRegexMatch](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsRegexMatch)
|
||||
- [IsIntStr](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsIntStr)
|
||||
- [IsIp](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsIp)
|
||||
- [IsIpV4](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsIpV4)
|
||||
- [IsIpV6](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsIpV6)
|
||||
- [IsStrongPassword](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsStrongPassword)
|
||||
- [IsUrl](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsUrl)
|
||||
- [IsWeakPassword](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsWeakPassword)
|
||||
- [IsZeroValue](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsZeroValue)
|
||||
- [IsGBK](https://github.com/duke-git/lancet/blob/v1/docs/validator.md#IsGBK)
|
||||
|
||||
```go
|
||||
package main
|
||||
## How to Contribute
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
I really appreciate any code commits which make lancet lib powerful. Please follow the rules below to create your pull request.
|
||||
|
||||
func main() {
|
||||
randStr := random.RandString(6)
|
||||
fmt.Println(randStr)
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
func RandBytes(length int) []byte //generate random []byte
|
||||
func RandInt(min, max int) int //generate random int
|
||||
func RandString(length int) string //generate random string
|
||||
```
|
||||
|
||||
### 9. retry is for executing a function repeatedly until it was successful or canceled by the context.
|
||||
|
||||
- Executes a function repeatedly until it was successful or canceled by the context.
|
||||
- Default retry times is 5, default retry duration is 3 second.
|
||||
- Usage: import "github.com/duke-git/lancet/retry".
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
type RetryFunc func() error //function that retry executes
|
||||
func RetryTimes(n uint) //set times of retry
|
||||
func RetryDuration(d time.Duration) //generate random string
|
||||
func Context(ctx context.Context) //set retry context config
|
||||
func Retry(retryFunc RetryFunc, opts ...Option) error //executes the retryFunc repeatedly until it was successful or canceled by the context
|
||||
```
|
||||
|
||||
### 10. slice is for process slice
|
||||
|
||||
- Contain function for process slice.
|
||||
- Usage: import "github.com/duke-git/lancet/slice"
|
||||
- Due to the unstable support of generic, most of the slice processing function parameter and return value is interface {}. After go generic is stable, the related functions will be refactored.
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/slice"
|
||||
)
|
||||
|
||||
func main() {
|
||||
nums := []int{1, 4, 3, 4, 6, 7, 3}
|
||||
uniqueNums, _ := slice.IntSlice(slice.Unique(nums))
|
||||
fmt.Println(uniqueNums) //[1 4 3 6 7]
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
func Contain(slice interface{}, value interface{}) bool //check if the value is in the slice or not
|
||||
func ContainSubSlice(slice interface{}, subslice interface{}) bool //check if the slice contain subslice or not
|
||||
func Chunk(slice []interface{}, size int) [][]interface{} //creates an slice of elements split into groups the length of `size`
|
||||
func Compact(slice interface{}) interface{} //creates an slice with all falsey values removed. The values false, nil, 0, and "" are falsey
|
||||
func Concat(slice interface{}, values ...interface{}) interface{} //creates a new slice concatenating slice with any additional slices and/or values
|
||||
func Difference(slice1, slice2 interface{}) interface{} //creates an slice of whose element not included in the other given slice
|
||||
func DifferenceBy(slice interface{}, comparedSlice interface{}, iterateeFn interface{}) interface{} //it accepts iteratee which is invoked for each element of slice and values to generate the criterion by which they're compared.
|
||||
func DeleteByIndex(slice interface{}, start int, end ...int) (interface{}, error) //delete the element of slice from start index to end index - 1
|
||||
func Drop(slice interface{}, n int) interface{} //creates a slice with `n` elements dropped from the beginning when n > 0, or `n` elements dropped from the ending when n < 0
|
||||
func Every(slice, function interface{}) bool //return true if all of the values in the slice pass the predicate function, function signature should be func(index int, value interface{}) bool
|
||||
func None(slice, function interface{}) bool // return true if all the values in the slice mismatch the criteria
|
||||
func Filter(slice, function interface{}) interface{} //filter slice, function signature should be func(index int, value interface{}) bool
|
||||
func Find(slice, function interface{}) (interface{}, bool) //iterates over elements of slice, returning the first one that passes a truth test on function.function signature should be func(index int, value interface{}) bool
|
||||
func FlattenDeep(slice interface{}) interface{} //flattens slice recursive
|
||||
func ForEach(slice, function interface{}) //iterates over elements of slice and invokes function for each element, function signature should be func(index int, value interface{})
|
||||
func IntSlice(slice interface{}) ([]int, error) //convert value to int slice
|
||||
func InterfaceSlice(slice interface{}) []interface{} //convert value to interface{} slice
|
||||
func Intersection(slices ...interface{}) interface{} //creates a slice of unique values that included by all slices.
|
||||
func InsertByIndex(slice interface{}, index int, value interface{}) (interface{}, error) //insert the element into slice at index.
|
||||
func Map(slice, function interface{}) interface{} //map lisce, function signature should be func(index int, value interface{}) interface{}
|
||||
func ReverseSlice(slice interface{}) //revere slice
|
||||
func Reduce(slice, function, zero interface{}) interface{} //reduce slice, function signature should be func(index int, value1, value2 interface{}) interface{}
|
||||
func Shuffle(slice interface{}) interface{} //creates an slice of shuffled values
|
||||
func SortByField(slice interface{}, field string, sortType ...string) error //sort struct slice by field
|
||||
func Some(slice, function interface{}) bool //return true if any of the values in the list pass the predicate function, function signature should be func(index int, value interface{}) bool
|
||||
func StringSlice(slice interface{}) []string //convert value to string slice
|
||||
func Unique(slice interface{}) interface{} //remove duplicate elements in slice
|
||||
func Union(slices ...interface{}) interface{} //Union creates a slice of unique values, in order, from all given slices. using == for equality comparisons
|
||||
func UpdateByIndex(slice interface{}, index int, value interface{}) (interface{}, error) //update the slice element at index.
|
||||
func Without(slice interface{}, values ...interface{}) interface{} //creates a slice excluding all given values
|
||||
func GroupBy(slice, function interface{}) (interface{}, interface{}) // groups slice into two categories
|
||||
func Count(slice, function interface{}) int // Count iterates over elements of slice, returns a count of all matched elements
|
||||
```
|
||||
|
||||
### 11. strutil is for processing string
|
||||
|
||||
- Contain functions to precess string
|
||||
- Usage: import "github.com/duke-git/lancet/strutil"
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
str := "Foo-Bar"
|
||||
camelCaseStr := strutil.CamelCase(str)
|
||||
fmt.Println(camelCaseStr) //fooBar
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
func After(s, char string) string //create substring in source string after position when char first appear
|
||||
func AfterLast(s, char string) string //create substring in source string after position when char last appear
|
||||
func Before(s, char string) string //create substring in source string before position when char first appear
|
||||
func BeforeLast(s, char string) string //create substring in source string before position when char last appear
|
||||
func CamelCase(s string) string //covert string to camelCase string. "foo bar" -> "fooBar"
|
||||
func Capitalize(s string) string //convert the first character of a string to upper case, "fOO" -> "Foo"
|
||||
func IsString(v interface{}) bool //check if the value data type is string or not
|
||||
func KebabCase(s string) string //covert string to kebab-case, "foo_Bar" -> "foo-bar"
|
||||
func LowerFirst(s string) string //convert the first character of string to lower case
|
||||
func UpperFirst(s string) string //converts the first character of string to upper case
|
||||
func PadEnd(source string, size int, padStr string) string //pads string on the right side if it's shorter than size
|
||||
func PadStart(source string, size int, padStr string) string//pads string on the left side if it's shorter than size
|
||||
func ReverseStr(s string) string //return string whose char order is reversed to the given string
|
||||
func SnakeCase(s string) string //covert string to snake_case "fooBar" -> "foo_bar"
|
||||
func Wrap(str string, wrapWith string) string //wrap a string with another string.
|
||||
func Unwrap(str string, wrapToken string) string //unwrap a given string from anther string. will change str value
|
||||
```
|
||||
### 12. system contain some functions about os, runtime, shell command.
|
||||
|
||||
- Generate random string and int.
|
||||
- Usage: import "github.com/duke-git/lancet/system".
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
envFoo := system.GetOsEnv("foo")
|
||||
fmt.Println(envFoo)
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
func IsWindows() bool //check if current os is windows
|
||||
func IsLinux() bool //check if current os is linux
|
||||
func IsMac() bool //check if current os is macos
|
||||
func GetOsEnv(key string) string //gets the value of the environment variable named by the key.
|
||||
func SetOsEnv(key, value string) error //sets the value of the environment variable named by the key.
|
||||
func RemoveOsEnv(key string) error //remove a single environment variable.
|
||||
func CompareOsEnv(key, comparedEnv string) bool //gets env named by the key and compare it with comparedEnv
|
||||
func ExecCommand(command string) (stdout, stderr string, err error) //use shell /bin/bash -c to execute command
|
||||
```
|
||||
|
||||
### 13. validator is for data validation
|
||||
|
||||
- Contain function for data validation.
|
||||
- Usage: import "github.com/duke-git/lancet/validator".
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
str := "Foo-Bar"
|
||||
isAlpha := validator.IsAlpha(str)
|
||||
fmt.Println(isAlpha) //false
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
func ContainChinese(s string) bool //check if the string contain mandarin chinese
|
||||
func IsAlpha(s string) bool //checks if the string contains only letters (a-zA-Z)
|
||||
func IsBase64(base64 string) bool //check if the string is base64 string
|
||||
func IsAllUpper(str string) bool //check if the string is all upper case letters A-Z
|
||||
func IsAllLower(str string) bool //check if the string is all lower case letters a-z
|
||||
func ContainUpper(str string) bool //check if the string contain at least one upper case letter A-Z
|
||||
func ContainLower(str string) bool //check if the string contain at least one lower case letter a-z
|
||||
func ContainLetter(str string) bool //check if the string contain at least one letter
|
||||
func IsJSON(str string) bool //checks if the string is valid JSON
|
||||
func IsChineseMobile(mobileNum string) bool //check if the string is chinese mobile number
|
||||
func IsChineseIdNum(id string) bool //check if the string is chinese id number
|
||||
func IsChinesePhone(phone string) bool //check if the string is chinese phone number
|
||||
func IsCreditCard(creditCart string) bool //check if the string is credit card
|
||||
func IsDns(dns string) bool //check if the string is dns
|
||||
func IsEmail(email string) bool //check if the string is a email address
|
||||
func IsEmptyString(s string) bool //check if the string is empty
|
||||
func IsFloatStr(s string) bool //check if the string can convert to a float
|
||||
func IsNumberStr(s string) bool //check if the string can convert to a number
|
||||
func IsRegexMatch(s, regex string) bool //check if the string match the regexp
|
||||
func IsIntStr(s string) bool //check if the string can convert to a integer
|
||||
func IsIp(ipstr string) bool //check if the string is a ip address
|
||||
func IsIpV4(ipstr string) bool //check if the string is a ipv4 address
|
||||
func IsIpV6(ipstr string) bool //check if the string is a ipv6 address
|
||||
func IsStrongPassword(password string, length int) bool //check if the string is strong password (alpha(lower+upper) + number + special chars(!@#$%^&*()?><))
|
||||
func IsUrl(str string) bool //check if the string is url
|
||||
func IsWeakPassword(password string) bool //check if the string is weak password（only letter or only number or letter + number）
|
||||
```
|
||||
1. Fork the repository.
|
||||
2. Create your feature branch.
|
||||
3. Commit your changes.
|
||||
4. Push to the branch
|
||||
5. Create new pull request.
|
||||
|
||||
808
README_zh-CN.md
808
README_zh-CN.md
@@ -1,26 +1,31 @@
|
||||
# Lancet
|
||||
<p style="font-size: 18px">
|
||||
lancet（柳叶刀）是一个全面、高效、可复用的go语言工具函数库。 lancet受到了java apache common包和lodash.js的启发。
|
||||
</p>
|
||||
<div align=center>
|
||||
<img src="./logo.png" width="200" height="200"/>
|
||||
|
||||
|
||||
[](https://github.com/duke-git/lancet/releases)
|
||||
<br/>
|
||||
|
||||
|
||||
[](https://github.com/duke-git/lancet/releases)
|
||||
[](https://pkg.go.dev/github.com/duke-git/lancet)
|
||||
[](https://goreportcard.com/report/github.com/duke-git/lancet)
|
||||
[](https://github.com/duke-git/lancet/actions/workflows/codecov.yml)
|
||||
[](https://codecov.io/gh/duke-git/lancet)
|
||||
[](https://github.com/duke-git/lancet/blob/main/LICENSE)
|
||||
[](https://github.com/duke-git/lancet/blob/v1/LICENSE)
|
||||
|
||||
</div>
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
<p style="font-size: 18px">
|
||||
lancet（柳叶刀）是一个全面、高效、可复用的go语言工具函数库。 lancet受到了java apache common包和lodash.js的启发。
|
||||
</p>
|
||||
|
||||
简体中文 | [English](./README.md)
|
||||
|
||||
|
||||
## 特性
|
||||
|
||||
- 👏 全面、高效、可复用
|
||||
- 💪 160+常用go工具函数，支持string、slice、datetime、net、crypt...
|
||||
- 💅 只依赖go标准库
|
||||
- 🌍 所有导出函数单元测试覆盖率100%
|
||||
- 👏 全面、高效、可复用
|
||||
- 💪 200+常用 go 工具函数，支持 string、slice、datetime、net、crypt...
|
||||
- 💅 只依赖 go 标准库
|
||||
- 🌍 所有导出函数单元测试覆盖率 100%
|
||||
|
||||
## 安装
|
||||
|
||||
@@ -30,7 +35,7 @@ go get github.com/duke-git/lancet
|
||||
|
||||
## 用法
|
||||
|
||||
lancet是以包的结构组织代码的，使用时需要导入相应的包名。例如：如果使用字符串相关函数，需要导入strutil包:
|
||||
lancet 是以包的结构组织代码的，使用时需要导入相应的包名。例如：如果使用字符串相关函数，需要导入 strutil 包:
|
||||
|
||||
```go
|
||||
import "github.com/duke-git/lancet/strutil"
|
||||
@@ -38,7 +43,7 @@ import "github.com/duke-git/lancet/strutil"
|
||||
|
||||
## 例子
|
||||
|
||||
此处以字符串工具函数ReverseStr（逆序字符串）为例，需要导入strutil包:
|
||||
此处以字符串工具函数 Reverse（逆序字符串）为例，需要导入 strutil 包:
|
||||
|
||||
```go
|
||||
package main
|
||||
@@ -50,548 +55,375 @@ import (
|
||||
|
||||
func main() {
|
||||
s := "hello"
|
||||
rs := strutil.ReverseStr(s)
|
||||
rs := strutil.Reverse(s)
|
||||
fmt.Println(rs) //olleh
|
||||
}
|
||||
```
|
||||
|
||||
## API文档
|
||||
### 1. convertor数据转换包
|
||||
## API 文档
|
||||
|
||||
- 转换函数支持常用数据类型之间的转换
|
||||
- 导入包：import "github.com/duke-git/lancet/convertor"
|
||||
### 1. convertor 转换器包支持一些常见的数据类型转换。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s := "12.3"
|
||||
f, err := convertor.ToFloat(s)
|
||||
if err != nil {
|
||||
fmt.Errorf("error is %s", err.Error())
|
||||
}
|
||||
fmt.Println(f) // 12.3
|
||||
}
|
||||
import "github.com/duke-git/lancet/convertor"
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
#### 函数列表:
|
||||
|
||||
- [ColorHexToRGB](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ColorHexToRGB)
|
||||
- [ColorRGBToHex](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ColorRGBToHex)
|
||||
- [ToBool](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToBool)
|
||||
- [ToBytes](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToBytes)
|
||||
- [ToChar](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToChar)
|
||||
- [ToChannel](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToChannel)
|
||||
- [ToInt](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToInt)
|
||||
- [ToJson](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToJson)
|
||||
- [ToString](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToString)
|
||||
- [StructToMap](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#StructToMap)
|
||||
- [EncodeByte](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#EncodeByte)
|
||||
- [DecodeByte](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#DecodeByte)
|
||||
- [DeepClone](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#DeepClone)
|
||||
|
||||
|
||||
### 2. cryptor 加密包支持数据加密和解密，获取 md5，hash 值。支持 base64, md5, hmac, aes, des, rsa。
|
||||
|
||||
```go
|
||||
func ColorHexToRGB(colorHex string) (red, green, blue int) //颜色值16进制转rgb
|
||||
func ColorRGBToHex(red, green, blue int) string //颜色值rgb转16进制
|
||||
func ToBool(s string) (bool, error) //字符串转成Bool
|
||||
func ToBytes(data interface{}) ([]byte, error) //interface转成byte slice
|
||||
func ToChar(s string) []string //字符串转成字符slice
|
||||
func ToFloat(value interface{}) (float64, error) //interface转成float64
|
||||
func ToInt(value interface{}) (int64, error) //interface转成int64
|
||||
func ToJson(value interface{}) (string, error) //interface转成json string
|
||||
func ToString(value interface{}) string //interface转成string
|
||||
func StructToMap(value interface{}) (map[string]interface{}, error) //struct串转成map, 需要设置struct tag `json`
|
||||
import "github.com/duke-git/lancet/cryptor"
|
||||
```
|
||||
|
||||
### 2. cryptor加解密包
|
||||
#### 函数列表:
|
||||
|
||||
- 加密函数支持md5, hmac, aes, des, ras
|
||||
- 导入包：import "github.com/duke-git/lancet/cryptor"
|
||||
- [AesEcbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesEcbEncrypt)
|
||||
- [AesEcbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesEcbDecrypt)
|
||||
- [AesCbcEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesCbcEncrypt)
|
||||
- [AesCbcDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesCbcDecrypt)
|
||||
- [AesCtrCrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesCtrCrypt)
|
||||
- [AesCfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesCfbEncrypt)
|
||||
- [AesCfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesCfbDecrypt)
|
||||
- [AesOfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesOfbEncrypt)
|
||||
- [AesOfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#AesOfbDecrypt)
|
||||
- [Base64StdEncode](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Base64StdEncode)
|
||||
- [Base64StdDecode](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Base64StdDecode)
|
||||
- [DesEcbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesEcbEncrypt)
|
||||
- [DesEcbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesEcbDecrypt)
|
||||
- [DesCbcEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesCbcEncrypt)
|
||||
- [DesCbcDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesCbcDecrypt)
|
||||
- [DesCtrCrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesCtrCrypt)
|
||||
- [DesCfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesCfbEncrypt)
|
||||
- [DesCfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesCfbDecrypt)
|
||||
- [DesOfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesOfbEncrypt)
|
||||
- [DesOfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesOfbDecrypt)
|
||||
- [HmacMd5](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacMd5)
|
||||
- [HmacSha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha1)
|
||||
- [HmacSha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha256)
|
||||
- [HmacSha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha512)
|
||||
- [Md5String](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5String)
|
||||
- [Md5File](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5File)
|
||||
- [Sha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha1)
|
||||
- [Sha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha256)
|
||||
- [Sha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha512)
|
||||
- [GenerateRsaKey](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#GenerateRsaKey)
|
||||
- [RsaEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#RsaEncrypt)
|
||||
- [RsaDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#RsaDecrypt)
|
||||
|
||||
### 3. datetime 日期时间处理包，格式化日期，比较日期。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/cryptor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
data := "hello"
|
||||
key := "abcdefghijklmnop"
|
||||
|
||||
encrypted := cryptor.AesCbcEncrypt([]byte(data), []byte(key))
|
||||
decrypted := cryptor.AesCbcDecrypt(encrypted, []byte(key))
|
||||
fmt.Println(string(decrypted)) // hello
|
||||
}
|
||||
import "github.com/duke-git/lancet/datetime"
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
#### 函数列表:
|
||||
|
||||
- [AddDay](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#AddDay)
|
||||
- [AddHour](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#AddHour)
|
||||
- [AddMinute](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#AddMinute)
|
||||
- [BeginOfMinute](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfMinute)
|
||||
- [BeginOfHour](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfHour)
|
||||
- [BeginOfDay](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfDay)
|
||||
- [BeginOfWeek](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfWeek)
|
||||
- [BeginOfMonth](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfMonth)
|
||||
- [BeginOfYear](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BeginOfYear)
|
||||
- [EndOfMinute](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfMinute)
|
||||
- [EndOfHour](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfHour)
|
||||
- [EndOfDay](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfDay)
|
||||
- [EndOfWeek](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfWeek)
|
||||
- [EndOfMonth](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfMonth)
|
||||
- [EndOfYear](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#EndOfYear)
|
||||
- [GetNowDate](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#GetNowDate)
|
||||
- [GetNowTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#GetNowTime)
|
||||
- [GetNowDateTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#GetNowDateTime)
|
||||
- [GetZeroHourTimestamp](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#GetZeroHourTimestamp)
|
||||
- [GetNightTimestamp](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#GetNightTimestamp)
|
||||
- [FormatTimeToStr](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#FormatTimeToStr)
|
||||
- [FormatStrToTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#FormatStrToTime)
|
||||
- [NewUnix](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#NewUnix)
|
||||
- [NewUnixNow](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#NewUnixNow)
|
||||
- [NewFormat](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#NewFormat)
|
||||
- [NewISO8601](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#NewISO8601)
|
||||
- [ToUnix](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#ToUnix)
|
||||
- [ToFormat](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#ToFormat)
|
||||
- [ToFormatForTpl](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#ToFormatForTpl)
|
||||
- [ToIso8601](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#ToIso8601)
|
||||
|
||||
### 4. fileutil 包支持文件基本操作。
|
||||
|
||||
```go
|
||||
func AesEcbEncrypt(data, key []byte) []byte //AES ECB模式加密
|
||||
func AesEcbDecrypt(encrypted, key []byte) []byte //AES ECB模式解密
|
||||
func AesCbcEncrypt(data, key []byte) []byte //AES CBC模式加密
|
||||
func AesCbcDecrypt(encrypted, key []byte) []byte //AES CBC模式解密
|
||||
func AesCtrCrypt(data, key []byte) []byte //AES CTR模式加密/解密
|
||||
func AesCfbEncrypt(data, key []byte) []byte //AES CFB模式加密
|
||||
func AesCfbDecrypt(encrypted, key []byte) []byte //AES CFB模式解密
|
||||
func AesOfbEncrypt(data, key []byte) []byte //AES OFB模式加密
|
||||
func AesOfbDecrypt(data, key []byte) []byte //AES OFB模式解密
|
||||
func Base64StdEncode(s string) string //base64编码
|
||||
func Base64StdDecode(s string) string //base64解码
|
||||
func DesCbcEncrypt(data, key []byte) []byte //DES CBC模式加密
|
||||
func DesCbcDecrypt(encrypted, key []byte) []byte //DES CBC模式解密
|
||||
func DesCtrCrypt(data, key []byte) []byte //DES CTR模式加密/解密
|
||||
func DesCfbEncrypt(data, key []byte) []byte //DES CFB模式加密
|
||||
func DesCfbDecrypt(encrypted, key []byte) []byte //DES CFB模式解密
|
||||
func DesOfbEncrypt(data, key []byte) []byte //DES OFB模式加密
|
||||
func DesOfbDecrypt(data, key []byte) []byte //DES OFB模式解密
|
||||
func HmacMd5(data, key string) string //获取hmac md5值
|
||||
func HmacSha1(data, key string) string //获取hmac sha1值
|
||||
func HmacSha256(data, key string) string //获取hmac sha256值
|
||||
func HmacSha512(data, key string) string //获取hmac sha512值
|
||||
func Md5String(s string) string //获取字符串md5值
|
||||
func Md5File(filename string) (string, error) //获取文件md5值
|
||||
func Sha1(data string) string //获取sha1值
|
||||
func Sha256(data string) string //获取sha256值
|
||||
func Sha512(data string) string //获取sha512值
|
||||
func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) //生成RSA私钥文件
|
||||
func RsaEncrypt(data []byte, pubKeyFileName string) []byte //RSA加密
|
||||
func RsaDecrypt(data []byte, privateKeyFileName string) []byte //RSA解密
|
||||
|
||||
import "github.com/duke-git/lancet/fileutil"
|
||||
```
|
||||
|
||||
### 3. datetime日期时间处理包
|
||||
#### 函数列表：
|
||||
|
||||
- 处理日期时间
|
||||
- 导入包：import "github.com/duke-git/lancet/datetime"
|
||||
- [ClearFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ClearFile)
|
||||
- [CreateFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#CreateFile)
|
||||
- [CreateDir](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#CreateDir)
|
||||
- [CopyFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#CopyFile)
|
||||
- [FileMode](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#FileMode)
|
||||
- [MiMeType](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#MiMeType)
|
||||
- [IsExist](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#IsExist)
|
||||
- [IsLink](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#IsLink)
|
||||
- [IsDir](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#IsDir)
|
||||
- [ListFileNames](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ListFileNames)
|
||||
- [RemoveFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#RemoveFile)
|
||||
- [ReadFileToString](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ReadFileToString)
|
||||
- [ReadFileByLine](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ReadFileByLine)
|
||||
- [Zip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#Zip)
|
||||
- [UnZip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#UnZip)
|
||||
|
||||
### 5. formatter 格式化器包含一些数据格式化处理方法。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
s := datetime.FormatTimeToStr(now, "yyyy-mm-dd hh:mm:ss")
|
||||
fmt.Println(s) // 2021-11-24 11:16:55
|
||||
}
|
||||
import "github.com/duke-git/lancet/formatter"
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
#### 函数列表:
|
||||
|
||||
- [Comma](https://github.com/duke-git/lancet/blob/v1/docs/formatter_zh-CN.md#Comma)
|
||||
|
||||
### function 函数包控制函数执行流程，包含部分函数式编程。
|
||||
|
||||
```go
|
||||
func AddDay(t time.Time, day int64) time.Time //加减天数
|
||||
func AddHour(t time.Time, hour int64) time.Time //加减小时数
|
||||
func AddMinute(t time.Time, minute int64) time.Time //加减分钟数
|
||||
func GetNowDate() string //获取当天日期 格式yyyy-mm-dd
|
||||
func GetNowTime() string //获取当前时间 格式hh:mm:ss
|
||||
func GetNowDateTime() string //获取当前日期时间 格式yyyy-mm-dd hh:mm:ss
|
||||
func GetZeroHourTimestamp() int64 //获取当天零时时间戳（00:00)
|
||||
func GetNightTimestamp() int64 //获取当天23时时间戳（23:59)
|
||||
func FormatTimeToStr(t time.Time, format string) string //时间格式化字符串
|
||||
func FormatStrToTime(str, format string) time.Time //字符串转换成时间
|
||||
import "github.com/duke-git/lancet/function"
|
||||
```
|
||||
|
||||
### 4. fileutil文件处理包
|
||||
#### 函数列表:
|
||||
|
||||
- 文件处理常用函数
|
||||
- 导入包：import "github.com/duke-git/lancet/fileutil"
|
||||
- [After](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#After)
|
||||
- [Before](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#Before)
|
||||
- [Curry](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#Curry)
|
||||
- [Compose](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#Compose)
|
||||
- [Debounced](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#Debounced)
|
||||
- [Delay](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#Delay)
|
||||
- [Watcher](https://github.com/duke-git/lancet/blob/v1/docs/function_zh-CN.md#Watcher)
|
||||
|
||||
### 6. mathutil 包实现了一些数学计算的函数。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(fileutil.IsDir("./")) // true
|
||||
}
|
||||
import "github.com/duke-git/lancet/mathutil"
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
#### Function list:
|
||||
|
||||
- [Exponent](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Exponent)
|
||||
- [Fibonacci](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Fibonacci)
|
||||
- [Factorial](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Factorial)
|
||||
- [Percent](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Percent)
|
||||
- [RoundToFloat](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#RoundToFloat)
|
||||
- [RoundToString](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#RoundToString)
|
||||
- [TruncRound](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#TruncRound)
|
||||
|
||||
### 7. netutil 网络包支持获取 ip 地址，发送 http 请求。
|
||||
|
||||
```go
|
||||
func ClearFile(path string) error //清空文件内容
|
||||
func CreateFile(path string) bool //创建文件
|
||||
func FileMode(path string) (fs.FileMode, error) //返回文件mode信息
|
||||
func MiMeType(file interface{}) string //返回文件mime类型
|
||||
func IsExist(path string) bool //判断文件/目录是否存在
|
||||
func IsDir(path string) bool //判断是否为目录
|
||||
func IsLink(path string) bool //检查文件是否为符号链接文件
|
||||
func RemoveFile(path string) error //删除文件
|
||||
func CopyFile(srcFilePath string, dstFilePath string) error //复制文件
|
||||
func ListFileNames(path string) ([]string, error) //列出目录下所有文件名称
|
||||
func ReadFileToString(path string) (string, error) //读取文件内容为字符串
|
||||
func ReadFileByLine(path string)([]string, error) //按行读取文件内容
|
||||
func Zip(fpath string, destPath string) error //压缩文件fpath参数可以是文件或目录，destPath是压缩后目标文件
|
||||
func UnZip(zipFile string, destPath string) error //解压文件，并将文件存储在destPath目录中
|
||||
import "github.com/duke-git/lancet/netutil"
|
||||
```
|
||||
|
||||
### 5. formatter格式化处理包
|
||||
#### 函数列表:
|
||||
|
||||
- 格式化相关处理函数
|
||||
- 导入包：import "github.com/duke-git/lancet/formatter"
|
||||
- [ConvertMapToQueryString](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#ConvertMapToQueryString)
|
||||
- [EncodeUrl](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#EncodeUrl)
|
||||
- [GetInternalIp](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#GetInternalIp)
|
||||
- [GetIps](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetIps)
|
||||
- [GetMacAddrs](https://github.com/duke-git/lancet/blob/v1/docs/netutil.md#GetMacAddrs)
|
||||
- [GetPublicIpInfo](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#GetPublicIpInfo)
|
||||
- [GetRequestPublicIp](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#GetRequestPublicIp)
|
||||
- [IsPublicIP](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#IsPublicIP)
|
||||
- [IsInternalIP](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#IsInternalIP)
|
||||
- [HttpGet](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#HttpGet)
|
||||
- [HttpDelete](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#HttpDelete)
|
||||
- [HttpPost](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#HttpPost)
|
||||
- [HttpPut](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#HttpPut)
|
||||
- [HttpPatch](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#HttpPatch)
|
||||
- [ParseHttpResponse](https://github.com/duke-git/lancet/blob/v1/docs/netutil_zh-CN.md#ParseHttpResponse)
|
||||
|
||||
### 8. random 随机数生成器包，可以生成随机[]bytes, int, string。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/formatter"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(formatter.Comma("12345", "")) // "12,345"
|
||||
fmt.Println(formatter.Comma(12345.67, "¥")) // "¥12,345.67"
|
||||
}
|
||||
import "github.com/duke-git/lancet/random"
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
#### 函数列表:
|
||||
|
||||
- [RandBytes](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandBytes)
|
||||
- [RandInt](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandInt)
|
||||
- [RandString](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandString)
|
||||
- [RandUpper](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandUpper)
|
||||
- [RandLower](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandLower)
|
||||
- [RandNumeral](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandNumeral)
|
||||
- [RandNumeralOrLetter](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandNumeralOrLetter)
|
||||
- [UUIdV4](https://github.com/duke-git/lancet/blob/v1/docs/random.md#UUIdV4)
|
||||
|
||||
### 9. retry 重试执行函数直到函数运行成功或被 context cancel。
|
||||
|
||||
```go
|
||||
func Comma(v interface{}, symbol string) string //用逗号每隔3位分割数字/字符串
|
||||
import "github.com/duke-git/lancet/retry"
|
||||
```
|
||||
|
||||
### 6. function包可以控制函数执行，支持部分函数式编程
|
||||
#### 函数列表:
|
||||
|
||||
- 控制函数执行，支持部分函数式编程
|
||||
- 导入包：import "github.com/duke-git/lancet/function"
|
||||
- [Context](https://github.com/duke-git/lancet/blob/v1/docs/retry_zh-CN.md#Context)
|
||||
- [Retry](https://github.com/duke-git/lancet/blob/v1/docs/retry_zh-CN.md#Retry)
|
||||
- [RetryFunc](https://github.com/duke-git/lancet/blob/v1/docs/retry_zh-CN.md#RetryFunc)
|
||||
- [RetryDuration](https://github.com/duke-git/lancet/blob/v1/docs/retry_zh-CN.md#RetryDuration)
|
||||
- [RetryTimes](https://github.com/duke-git/lancet/blob/v1/docs/retry_zh-CN.md#RetryTimes)
|
||||
|
||||
### 10. slice 包包含操作切片的方法集合。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var print = func(s string) {
|
||||
fmt.Println(s)
|
||||
}
|
||||
function.Delay(2*time.Second, print, "hello world")
|
||||
}
|
||||
import "github.com/duke-git/lancet/slice"
|
||||
```
|
||||
|
||||
- Function list:
|
||||
#### 函数列表:
|
||||
|
||||
- [AppendIfAbsent](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#AppendIfAbsent)
|
||||
- [Contain](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Contain)
|
||||
- [ContainSubSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#ContainSubSlice)
|
||||
- [Chunk](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Chunk)
|
||||
- [Compact](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Compact)
|
||||
- [Concat](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Concat)
|
||||
- [Count](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Count)
|
||||
- [Difference](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Difference)
|
||||
- [DifferenceBy](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#DifferenceBy)
|
||||
- [DeleteByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#DeleteByIndex)
|
||||
- [Drop](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Drop)
|
||||
- [Every](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Every)
|
||||
- [Equal](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Equal)
|
||||
- [EqualWith](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#EqualWith)
|
||||
- [Filter](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Filter)
|
||||
- [Find](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Find)
|
||||
- [FindLast](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#FindLast)
|
||||
- [FlattenDeep](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#FlattenDeep)
|
||||
- [ForEach](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#ForEach)
|
||||
- [GroupBy](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#GroupBy)
|
||||
- [IntSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#IntSlice)
|
||||
- [IndexOf](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#IndexOf)
|
||||
- [LastIndexOf](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#LastIndexOf)
|
||||
- [InterfaceSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#InterfaceSlice)
|
||||
- [Intersection](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Intersection)
|
||||
- [InsertByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#InsertByIndex)
|
||||
- [Map](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Map)
|
||||
- [ReverseSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#ReverseSlice)
|
||||
- [Reduce](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Reduce)
|
||||
- [Shuffle](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Shuffle)
|
||||
- [SortByField](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#SortByField)
|
||||
- [Some](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Some)
|
||||
- [StringSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#StringSlice)
|
||||
- [ToSlice](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#ToSlice)
|
||||
- [ToSlicePointer](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#ToSlice)
|
||||
- [Unique](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Unique)
|
||||
- [UniqueBy](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#UniqueBy)
|
||||
- [Union](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Union)
|
||||
- [UpdateByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#UpdateByIndex)
|
||||
- [Without](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Without)
|
||||
|
||||
### 12. strutil 包含处理字符串的相关函数。
|
||||
|
||||
```go
|
||||
func After(n int, fn interface{}) func(args ...interface{}) []reflect.Value //创建一个函数, 只有在运行了n次之后才有效果
|
||||
func Before(n int, fn interface{}) func(args ...interface{}) []reflect.Value //创建一个函数,调用不超过n次。 当n已经达到时，最后一个函数调用的结果将被记住并返回
|
||||
func (f Fn) Curry(i interface{}) func(...interface{}) interface{} //函数柯里化
|
||||
func Compose(fnList ...func(...interface{}) interface{}) func(...interface{}) interface{} //从右至左组合函数
|
||||
func Delay(delay time.Duration, fn interface{}, args ...interface{}) //延迟调用函数
|
||||
func Debounced(fn func(), duration time.Duration) func() //go防抖函数，在duration时间内连续调用只会执行一次.
|
||||
func Schedule(d time.Duration, fn interface{}, args ...interface{}) chan bool //每隔duration时间调用函数, 关闭返回通道可以停止调用
|
||||
func (w *Watcher) Start() //开时watcher
|
||||
func (w *Watcher) Stop() //开时watcher
|
||||
func (w *Watcher) Reset() {} //重置代码watcher
|
||||
func (w *Watcher) GetElapsedTime() time.Duration //get code excution elapsed time.
|
||||
import "github.com/duke-git/lancet/strutil"
|
||||
```
|
||||
|
||||
### 7. netutil网络处理包
|
||||
#### 函数列表:
|
||||
|
||||
- 处理ip, http请求相关函数
|
||||
- 导入包：import "github.com/duke-git/lancet/netutil"
|
||||
- http方法params参数顺序：header, query string, body, httpclient
|
||||
- [After](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#After)
|
||||
- [AfterLast](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#AfterLast)
|
||||
- [Before](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#Before)
|
||||
- [BeforeLast](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#BeforeLast)
|
||||
- [CamelCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#CamelCase)
|
||||
- [Capitalize](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#Capitalize)
|
||||
- [IsString](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#IsString)
|
||||
- [KebabCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#KebabCase)
|
||||
- [UpperKebabCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#UpperKebabCase)
|
||||
- [LowerFirst](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#LowerFirst)
|
||||
- [UpperFirst](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#UpperFirst)
|
||||
- [PadEnd](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#PadEnd)
|
||||
- [PadStart](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#PadStart)
|
||||
- [Reverse](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#Reverse)
|
||||
- [SnakeCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#SnakeCase)
|
||||
- [UpperSnakeCase](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#UpperSnakeCase)
|
||||
- [SplitEx](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#SplitEx)
|
||||
- [Wrap](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#Wrap)
|
||||
- [Unwrap](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#Unwrap)
|
||||
|
||||
### 13. system 包含 os, runtime, shell command 相关函数。
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://gutendex.com/books?"
|
||||
header := make(map[string]string)
|
||||
header["Content-Type"] = "application/json"
|
||||
queryParams := make(map[string]interface{})
|
||||
queryParams["ids"] = "1"
|
||||
|
||||
resp, err := netutil.HttpGet(url, header, queryParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println("response: ", resp.StatusCode, string(body))
|
||||
}
|
||||
import "github.com/duke-git/lancet/system"
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
#### 函数列表:
|
||||
|
||||
- [IsWindows](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#IsWindows)
|
||||
- [IsLinux](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#IsLinux)
|
||||
- [IsMac](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#IsMac)
|
||||
- [GetOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#GetOsEnv)
|
||||
- [SetOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#SetOsEnv)
|
||||
- [RemoveOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#RemoveOsEnv)
|
||||
- [CompareOsEnv](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#CompareOsEnv)
|
||||
- [ExecCommand](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#ExecCommand)
|
||||
- [GetOsBits](https://github.com/duke-git/lancet/blob/v1/docs/system_zh-CN.md#GetOsBits)
|
||||
|
||||
### 14. validator 验证器包，包含常用字符串格式验证函数。
|
||||
|
||||
```go
|
||||
func GetInternalIp() string //获取内部ip
|
||||
func GetPublicIpInfo() (*PublicIpInfo, error) //获取公共ip信息: country, region, isp, city, lat, lon, ip
|
||||
func IsPublicIP(IP net.IP) bool //判断ip是否为公共ip
|
||||
func HttpGet(url string, params ...interface{}) (*http.Response, error) //http get请求
|
||||
func HttpPost(url string, params ...interface{}) (*http.Response, error) //http post请求
|
||||
func HttpPut(url string, params ...interface{}) (*http.Response, error) //http put请求
|
||||
func HttpDelete(url string, params ...interface{}) (*http.Response, error) //http delete请求
|
||||
func HttpPatch(url string, params ...interface{}) (*http.Response, error) //http patch请求
|
||||
func ConvertMapToQueryString(param map[string]interface{}) string //将map转换成url query string
|
||||
func ParseHttpResponse(resp *http.Response, obj interface{}) error //将http响应解码成特定interface
|
||||
import "github.com/duke-git/lancet/validator"
|
||||
```
|
||||
|
||||
### 8. random随机数处理包
|
||||
#### 函数列表:
|
||||
|
||||
- 生成和处理随机数
|
||||
- 导入包：import "github.com/duke-git/lancet/random"
|
||||
- [ContainChinese](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#ContainChinese)
|
||||
- [ContainLetter](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#ContainLetter)
|
||||
- [ContainLower](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#ContainLower)
|
||||
- [ContainUpper](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#ContainUpper)
|
||||
- [IsAlpha](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsAlpha)
|
||||
- [IsAllUpper](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsAllUpper)
|
||||
- [IsAllLower](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsAllLower)
|
||||
- [IsBase64](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsBase64)
|
||||
- [IsChineseMobile](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsChineseMobile)
|
||||
- [IsChineseIdNum](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsChineseIdNum)
|
||||
- [IsChinesePhone](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsChinesePhone)
|
||||
- [IsCreditCard](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsCreditCard)
|
||||
- [IsDns](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsDns)
|
||||
- [IsEmail](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsEmail)
|
||||
- [IsEmptyString](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsEmptyString)
|
||||
- [IsFloatStr](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsFloatStr)
|
||||
- [IsNumberStr](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsNumberStr)
|
||||
- [IsJSON](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsJSON)
|
||||
- [IsRegexMatch](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsRegexMatch)
|
||||
- [IsIntStr](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsIntStr)
|
||||
- [IsIp](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsIp)
|
||||
- [IsIpV4](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsIpV4)
|
||||
- [IsIpV6](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsIpV6)
|
||||
- [IsStrongPassword](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsStrongPassword)
|
||||
- [IsUrl](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsUrl)
|
||||
- [IsWeakPassword](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsWeakPassword)
|
||||
- [IsZeroValue](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsZeroValue)
|
||||
- [IsGBK](https://github.com/duke-git/lancet/blob/v1/docs/validator_zh-CN.md#IsGBK)
|
||||
|
||||
```go
|
||||
package main
|
||||
## 如何贡献代码
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
非常感激任何的代码提交以使 lancet 的功能越来越强大。创建 pull request 时请遵守以下规则。
|
||||
|
||||
func main() {
|
||||
randStr := random.RandString(6)
|
||||
fmt.Println(randStr)
|
||||
}
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
|
||||
```go
|
||||
func RandBytes(length int) []byte //生成随机[]byte
|
||||
func RandInt(min, max int) int //生成随机int
|
||||
func RandString(length int) string //生成随机string
|
||||
```
|
||||
|
||||
### 9. retry重试执行函数
|
||||
|
||||
- 重试执行函数直到函数成功或被context停止
|
||||
- 默认重试次数5, 默认执行间隔3秒.
|
||||
- Usage: import "github.com/duke-git/lancet/retry".
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
type RetryFunc func() error //要重试执行的函数
|
||||
func RetryTimes(n uint) //设置重试次数，默认5次
|
||||
func RetryDuration(d time.Duration) //设置重试间隔时间，默认3秒
|
||||
func Context(ctx context.Context) //context config
|
||||
func Retry(retryFunc RetryFunc, opts ...Option) error //重试函数
|
||||
```
|
||||
|
||||
### 10. slice切片操作包
|
||||
|
||||
- 切片操作相关函数
|
||||
- 导入包：import "github.com/duke-git/lancet/slice"
|
||||
- 由于go目前对范型支持不稳定，slice处理函数参数和返回值大部分为interface{}, 待范型特性稳定后，会重构相关函数
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/slice"
|
||||
)
|
||||
|
||||
func main() {
|
||||
nums := []int{1, 4, 3, 4, 6, 7, 3}
|
||||
uniqueNums, _ := slice.IntSlice(slice.Unique(nums))
|
||||
fmt.Println(uniqueNums) //[1 4 3 6 7]
|
||||
}
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
|
||||
```go
|
||||
func Contain(slice interface{}, value interface{}) bool //判断slice是否包含value
|
||||
func ContainSubSlice(slice interface{}, subslice interface{}) bool //判断slice是否包含subslice
|
||||
func Chunk(slice []interface{}, size int) [][]interface{} //均分slice
|
||||
func Compact(slice interface{}) interface{} //去除slice中的false vule. false values are false, nil, 0, and ""
|
||||
func Concat(slice interface{}, values ...interface{}) interface{} //连接values到slice中
|
||||
func Difference(slice1, slice2 interface{}) interface{} //返回切片，其元素在slice1中，不在slice2中
|
||||
func DifferenceBy(slice interface{}, comparedSlice interface{}, iterateeFn interface{}) interface{} //将slice 和comparedSlice中每个元素调用iterateeFn后作比较，如果不相等返回slice中的元素。
|
||||
func DeleteByIndex(slice interface{}, start int, end ...int) (interface{}, error) //删除切片中start到end位置的值
|
||||
func Drop(slice interface{}, n int) interface{} //创建一个新切片，当n大于0时删除原切片前n个元素，当n小于0时删除原切片后n个元素
|
||||
func Every(slice, function interface{}) bool //slice中所有元素都符合函数条件时返回true, 否则返回false. 函数签名：func(index int, value interface{}) bool
|
||||
func None(slice, function interface{}) bool //slice中所有元素都不符合函数条件时返回true, 否则返回false. 函数签名：func(index int, value interface{}) bool
|
||||
func Find(slice, function interface{}) (interface{}, bool)//查找slice中第一个符合条件的元素，函数签名：func(index int, value interface{}) bool
|
||||
func Filter(slice, function interface{}) interface{} //过滤slice, 函数签名：func(index int, value interface{}) bool
|
||||
func FlattenDeep(slice interface{}) interface{} //将slice递归为一维切片。
|
||||
func ForEach(slice, function interface{}) //遍历切片，在每个元素上执行函数，函数签名：func(index int, value interface{})
|
||||
func IntSlice(slice interface{}) ([]int, error) //转成int切片
|
||||
func InterfaceSlice(slice interface{}) []interface{} //转成interface{}切片
|
||||
func Intersection(slices ...interface{}) interface{} //slice交集，去重
|
||||
func InsertByIndex(slice interface{}, index int, value interface{}) (interface{}, error) //在切片中index位置插入value
|
||||
func Map(slice, function interface{}) interface{} //遍历切片, 函数签名：func(index int, value interface{}) interface{}
|
||||
func ReverseSlice(slice interface{}) //反转切片
|
||||
func Reduce(slice, function, zero interface{}) interface{} //切片reduce操作， 函数签名：func(index int, value1, value2 interface{}) interface{}
|
||||
func Shuffle(slice interface{}) interface{} //创建一个被打乱值的切片
|
||||
func Some(slice, function interface{}) bool //slice中任意一个元素都符合函数条件时返回true, 否则返回false. 函数签名：func(index int, value interface{}) bool
|
||||
func SortByField(slice interface{}, field string, sortType ...string) error //对struct切片进行排序
|
||||
func StringSlice(slice interface{}) []string //转为string切片
|
||||
func Unique(slice interface{}) interface{} //去重切片
|
||||
func Union(slices ...interface{}) interface{} //slice并集, 去重
|
||||
func UpdateByIndex(slice interface{}, index int, value interface{}) (interface{}, error) //在切片中index位置更新value
|
||||
func Without(slice interface{}, values ...interface{}) interface{} //slice去除values
|
||||
func GroupBy(slice, function interface{}) (interface{}, interface{}) //根据函数function的逻辑分slice为两组slice
|
||||
func Count(slice, function interface{}) int
|
||||
```
|
||||
|
||||
### 11. strutil字符串处理包
|
||||
|
||||
- 字符串操作相关函数
|
||||
- 导入包：import "github.com/duke-git/lancet/strutil"
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
str := "Foo-Bar"
|
||||
camelCaseStr := strutil.CamelCase(str)
|
||||
fmt.Println(camelCaseStr) //fooBar
|
||||
}
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
|
||||
```go
|
||||
func After(s, char string) string //截取字符串中char第一次出现之后的字符串
|
||||
func AfterLast(s, char string) string //截取字符串中char最后一次出现之后的字符串
|
||||
func Before(s, char string) string //截取字符串中char第一次出现之前的字符串
|
||||
func BeforeLast(s, char string) string //截取字符串中char最后一次出现之前的字符串
|
||||
func CamelCase(s string) string //字符串转为cameCase, "foo bar" -> "fooBar"
|
||||
func Capitalize(s string) string //字符串转为Capitalize, "fOO" -> "Foo"
|
||||
func IsString(v interface{}) bool //判断是否是字符串
|
||||
func KebabCase(s string) string //字符串转为KebabCase, "foo_Bar" -> "foo-bar"
|
||||
func UpperFirst(s string) string //字符串的第一个字母转为大写字母
|
||||
func LowerFirst(s string) string //字符串的第一个字母转为小写字母
|
||||
func PadEnd(source string, size int, padStr string) string //字符串末尾填充size个字符
|
||||
func PadStart(source string, size int, padStr string) string//字符串开头填充size个字符
|
||||
func ReverseStr(s string) string //字符串逆序
|
||||
func Wrap(str string, wrapWith string) string //包裹字符串 Wrap("abc", "*") -> *abc*.
|
||||
func Unwrap(str string, wrapToken string) string //解包裹字符串 Wrap("*abc*", "*") -> abc.
|
||||
func SnakeCase(s string) string //字符串转为SnakeCase, "fooBar" -> "foo_bar"
|
||||
```
|
||||
|
||||
### 12. system系统包
|
||||
|
||||
- 包含一些操作系统，运行时，shell命令执行的函数.
|
||||
- Usage: import "github.com/duke-git/lancet/system".
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
envFoo := system.GetOsEnv("foo")
|
||||
fmt.Println(envFoo)
|
||||
}
|
||||
```
|
||||
|
||||
- Function list:
|
||||
|
||||
```go
|
||||
func IsWindows() bool //判断操作系统是windows
|
||||
func IsLinux() bool //判断操作系统是linux
|
||||
func IsMac() bool //判断操作系统是macos
|
||||
func GetOsEnv(key string) string //获取名称为key的环境变量
|
||||
func SetOsEnv(key, value string) error //设置环境变量
|
||||
func RemoveOsEnv(key string) error //删除指定key的环境变量
|
||||
func CompareOsEnv(key, comparedEnv string) bool //获取名称为key的环境变量并和comparedEnv比较
|
||||
func ExecCommand(command string) (stdout, stderr string, err error) //执行shell命令（/bin/bash)
|
||||
```
|
||||
|
||||
### 13. validator验证器包
|
||||
|
||||
- 数据校验相关函数
|
||||
- 导入包：import "github.com/duke-git/lancet/validator"
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
str := "Foo-Bar"
|
||||
isAlpha := validator.IsAlpha(str)
|
||||
fmt.Println(isAlpha) //false
|
||||
}
|
||||
```
|
||||
|
||||
- 函数列表：
|
||||
|
||||
```go
|
||||
func ContainChinese(s string) bool //判断字符串中是否含有中文字符
|
||||
func IsAlpha(s string) bool //判断字符串是否只含有字母
|
||||
func IsBase64(base64 string) bool //判断字符串是base64
|
||||
func IsAllUpper(str string) bool //断字符串是否全是大写字母
|
||||
func IsAllLower(str string) bool //断字符串是否全是小写字母
|
||||
func ContainUpper(str string) bool //判断字符串是否包含大写字母
|
||||
func ContainLower(str string) bool //判断字符串是否包含小写字母
|
||||
func ContainLetter(str string) bool //判断字符串是否包含字母
|
||||
func IsJSON(str string) bool //判断字符串是否是JSON
|
||||
func IsChineseMobile(mobileNum string) bool //判断字符串是否是手机号
|
||||
func IsChineseIdNum(id string) bool //判断字符串是否是身份证号
|
||||
func IsChinesePhone(phone string) bool //判断字符串是否是座机电话号码
|
||||
func IsCreditCard(creditCart string) bool //判断字符串是否是信用卡
|
||||
func IsDns(dns string) bool //判断字符串是否是DNS
|
||||
func IsEmail(email string) bool //判断字符串是否是邮箱
|
||||
func IsEmptyString(s string) bool //判断字符串是否为空
|
||||
func IsFloatStr(s string) bool //判断字符串是否可以转成float
|
||||
func IsNumberStr(s string) bool //判断字符串是否可以转成数字
|
||||
func IsRegexMatch(s, regex string) bool //判断字符串是否match正则表达式
|
||||
func IsIntStr(s string) bool //判断字符串是否可以转成整数
|
||||
func IsIp(ipstr string) bool //判断字符串是否是ip
|
||||
func IsIpV4(ipstr string) bool //判断字符串是否是ipv4
|
||||
func IsIpV6(ipstr string) bool //判断字符串是否是ipv6
|
||||
func IsStrongPassword(password string, length int) bool //判断字符串是否是强密码（大小写字母+数字+特殊字符）
|
||||
func IsUrl(str string) bool //判断字符串是否是url
|
||||
func IsWeakPassword(password string) bool //判断字符串是否是弱密码（只有字母或数字）
|
||||
```
|
||||
1. Fork lancet 仓库。
|
||||
2. 创建自己的特性分支。
|
||||
3. 提交变更。
|
||||
4. Push 分支。
|
||||
5. 创建新的 pull request。
|
||||
|
||||
@@ -6,9 +6,11 @@ package convertor
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"encoding/binary"
|
||||
"encoding/gob"
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"math"
|
||||
"reflect"
|
||||
"regexp"
|
||||
"strconv"
|
||||
@@ -21,14 +23,44 @@ func ToBool(s string) (bool, error) {
|
||||
}
|
||||
|
||||
// ToBytes convert interface to bytes
|
||||
func ToBytes(data interface{}) ([]byte, error) {
|
||||
var buf bytes.Buffer
|
||||
enc := gob.NewEncoder(&buf)
|
||||
err := enc.Encode(data)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
func ToBytes(value interface{}) ([]byte, error) {
|
||||
v := reflect.ValueOf(value)
|
||||
|
||||
switch value.(type) {
|
||||
case int, int8, int16, int32, int64:
|
||||
number := v.Int()
|
||||
buf := bytes.NewBuffer([]byte{})
|
||||
buf.Reset()
|
||||
err := binary.Write(buf, binary.BigEndian, number)
|
||||
return buf.Bytes(), err
|
||||
case uint, uint8, uint16, uint32, uint64:
|
||||
number := v.Uint()
|
||||
buf := bytes.NewBuffer([]byte{})
|
||||
buf.Reset()
|
||||
err := binary.Write(buf, binary.BigEndian, number)
|
||||
return buf.Bytes(), err
|
||||
case float32:
|
||||
number := float32(v.Float())
|
||||
bits := math.Float32bits(number)
|
||||
bytes := make([]byte, 4)
|
||||
binary.BigEndian.PutUint32(bytes, bits)
|
||||
return bytes, nil
|
||||
case float64:
|
||||
number := v.Float()
|
||||
bits := math.Float64bits(number)
|
||||
bytes := make([]byte, 8)
|
||||
binary.BigEndian.PutUint64(bytes, bits)
|
||||
return bytes, nil
|
||||
case bool:
|
||||
return strconv.AppendBool([]byte{}, v.Bool()), nil
|
||||
case string:
|
||||
return []byte(v.String()), nil
|
||||
case []byte:
|
||||
return v.Bytes(), nil
|
||||
default:
|
||||
newValue, err := json.Marshal(value)
|
||||
return newValue, err
|
||||
}
|
||||
return buf.Bytes(), nil
|
||||
}
|
||||
|
||||
// ToChar convert string to char slice
|
||||
@@ -198,3 +230,49 @@ func ColorRGBToHex(red, green, blue int) string {
|
||||
|
||||
return "#" + r + g + b
|
||||
}
|
||||
|
||||
// ToChannel convert a array of elements to a read-only channels
|
||||
func ToChannel(array []interface{}) <-chan interface{} {
|
||||
ch := make(chan interface{})
|
||||
|
||||
go func() {
|
||||
for _, item := range array {
|
||||
ch <- item
|
||||
}
|
||||
close(ch)
|
||||
}()
|
||||
|
||||
return ch
|
||||
}
|
||||
|
||||
// EncodeByte encode data to byte
|
||||
func EncodeByte(data interface{}) ([]byte, error) {
|
||||
buffer := bytes.NewBuffer(nil)
|
||||
encoder := gob.NewEncoder(buffer)
|
||||
err := encoder.Encode(data)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return buffer.Bytes(), nil
|
||||
}
|
||||
|
||||
// DecodeByte decode byte data to target object
|
||||
func DecodeByte(data []byte, target interface{}) error {
|
||||
buffer := bytes.NewBuffer(data)
|
||||
decoder := gob.NewDecoder(buffer)
|
||||
return decoder.Decode(target)
|
||||
}
|
||||
|
||||
// DeepClone creates a deep copy of passed item.
|
||||
// can't clone unexported field of struct
|
||||
func DeepClone(src interface{}) interface{} {
|
||||
c := cloner{
|
||||
ptrs: map[reflect.Type]map[uintptr]reflect.Value{},
|
||||
}
|
||||
result := c.clone(reflect.ValueOf(src))
|
||||
if result.Kind() == reflect.Invalid {
|
||||
return nil
|
||||
}
|
||||
|
||||
return result.Interface()
|
||||
}
|
||||
|
||||
216
convertor/convertor_internal.go
Normal file
216
convertor/convertor_internal.go
Normal file
@@ -0,0 +1,216 @@
|
||||
// Copyright 2023 dudaodong@gmail.com. All rights reserved.
|
||||
// Use of this source code is governed by MIT license
|
||||
|
||||
// Package convertor implements some functions to convert data.
|
||||
package convertor
|
||||
|
||||
import "reflect"
|
||||
|
||||
type cloner struct {
|
||||
ptrs map[reflect.Type]map[uintptr]reflect.Value
|
||||
}
|
||||
|
||||
// clone return a duplicate of passed item.
|
||||
func (c *cloner) clone(v reflect.Value) reflect.Value {
|
||||
switch v.Kind() {
|
||||
case reflect.Invalid:
|
||||
return reflect.ValueOf(nil)
|
||||
|
||||
// bool
|
||||
case reflect.Bool:
|
||||
return reflect.ValueOf(v.Bool())
|
||||
|
||||
//int
|
||||
case reflect.Int:
|
||||
return reflect.ValueOf(int(v.Int()))
|
||||
case reflect.Int8:
|
||||
return reflect.ValueOf(int8(v.Int()))
|
||||
case reflect.Int16:
|
||||
return reflect.ValueOf(int16(v.Int()))
|
||||
case reflect.Int32:
|
||||
return reflect.ValueOf(int32(v.Int()))
|
||||
case reflect.Int64:
|
||||
return reflect.ValueOf(v.Int())
|
||||
|
||||
// uint
|
||||
case reflect.Uint:
|
||||
return reflect.ValueOf(uint(v.Uint()))
|
||||
case reflect.Uint8:
|
||||
return reflect.ValueOf(uint8(v.Uint()))
|
||||
case reflect.Uint16:
|
||||
return reflect.ValueOf(uint16(v.Uint()))
|
||||
case reflect.Uint32:
|
||||
return reflect.ValueOf(uint32(v.Uint()))
|
||||
case reflect.Uint64:
|
||||
return reflect.ValueOf(v.Uint())
|
||||
|
||||
// float
|
||||
case reflect.Float32:
|
||||
return reflect.ValueOf(float32(v.Float()))
|
||||
case reflect.Float64:
|
||||
return reflect.ValueOf(v.Float())
|
||||
|
||||
// complex
|
||||
case reflect.Complex64:
|
||||
return reflect.ValueOf(complex64(v.Complex()))
|
||||
case reflect.Complex128:
|
||||
return reflect.ValueOf(v.Complex())
|
||||
|
||||
// string
|
||||
case reflect.String:
|
||||
return reflect.ValueOf(v.String())
|
||||
|
||||
// array
|
||||
case reflect.Array, reflect.Slice:
|
||||
return c.cloneArray(v)
|
||||
|
||||
// map
|
||||
case reflect.Map:
|
||||
return c.cloneMap(v)
|
||||
|
||||
// Ptr
|
||||
case reflect.Ptr:
|
||||
return c.clonePtr(v)
|
||||
|
||||
// struct
|
||||
case reflect.Struct:
|
||||
return c.cloneStruct(v)
|
||||
|
||||
// func
|
||||
case reflect.Func:
|
||||
return v
|
||||
|
||||
// interface
|
||||
case reflect.Interface:
|
||||
return c.clone(v.Elem())
|
||||
|
||||
}
|
||||
|
||||
return reflect.Zero(v.Type())
|
||||
}
|
||||
|
||||
func (c *cloner) cloneArray(v reflect.Value) reflect.Value {
|
||||
if v.IsNil() {
|
||||
return reflect.Zero(v.Type())
|
||||
}
|
||||
|
||||
arr := reflect.MakeSlice(v.Type(), v.Len(), v.Len())
|
||||
|
||||
for i := 0; i < v.Len(); i++ {
|
||||
val := c.clone(v.Index(i))
|
||||
|
||||
if val.IsValid() {
|
||||
continue
|
||||
}
|
||||
|
||||
item := arr.Index(i)
|
||||
if !item.CanSet() {
|
||||
continue
|
||||
}
|
||||
|
||||
item.Set(val.Convert(item.Type()))
|
||||
}
|
||||
|
||||
return arr
|
||||
}
|
||||
|
||||
func (c *cloner) cloneMap(v reflect.Value) reflect.Value {
|
||||
if v.IsNil() {
|
||||
return reflect.Zero(v.Type())
|
||||
}
|
||||
|
||||
clonedMap := reflect.MakeMap(v.Type())
|
||||
|
||||
for _, key := range v.MapKeys() {
|
||||
value := v.MapIndex(key)
|
||||
clonedKey := c.clone(key)
|
||||
clonedValue := c.clone(value)
|
||||
|
||||
if !isNillable(clonedKey) || !clonedKey.IsNil() {
|
||||
clonedKey = clonedKey.Convert(key.Type())
|
||||
}
|
||||
|
||||
if (!isNillable(clonedValue) || !clonedValue.IsNil()) && clonedValue.IsValid() {
|
||||
clonedValue = clonedValue.Convert(value.Type())
|
||||
}
|
||||
|
||||
if !clonedValue.IsValid() {
|
||||
clonedValue = reflect.Zero(clonedMap.Type().Elem())
|
||||
}
|
||||
|
||||
clonedMap.SetMapIndex(clonedKey, clonedValue)
|
||||
}
|
||||
|
||||
return clonedMap
|
||||
}
|
||||
|
||||
func isNillable(v reflect.Value) bool {
|
||||
switch v.Kind() {
|
||||
case reflect.Chan, reflect.Interface, reflect.Ptr, reflect.Func:
|
||||
return true
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
func (c *cloner) clonePtr(v reflect.Value) reflect.Value {
|
||||
if v.IsNil() {
|
||||
return reflect.Zero(v.Type())
|
||||
}
|
||||
|
||||
var newVal reflect.Value
|
||||
|
||||
if v.Elem().CanAddr() {
|
||||
ptrs, exists := c.ptrs[v.Type()]
|
||||
if exists {
|
||||
if newVal, exists := ptrs[v.Elem().UnsafeAddr()]; exists {
|
||||
return newVal
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
newVal = c.clone(v.Elem())
|
||||
|
||||
if v.Elem().CanAddr() {
|
||||
ptrs, exists := c.ptrs[v.Type()]
|
||||
if exists {
|
||||
if newVal, exists := ptrs[v.Elem().UnsafeAddr()]; exists {
|
||||
return newVal
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
clonedPtr := reflect.New(newVal.Type())
|
||||
clonedPtr.Elem().Set(newVal)
|
||||
|
||||
return clonedPtr
|
||||
}
|
||||
|
||||
func (c *cloner) cloneStruct(v reflect.Value) reflect.Value {
|
||||
clonedStructPtr := reflect.New(v.Type())
|
||||
clonedStruct := clonedStructPtr.Elem()
|
||||
|
||||
if v.CanAddr() {
|
||||
ptrs := c.ptrs[clonedStructPtr.Type()]
|
||||
if ptrs == nil {
|
||||
ptrs = make(map[uintptr]reflect.Value)
|
||||
c.ptrs[clonedStructPtr.Type()] = ptrs
|
||||
}
|
||||
ptrs[v.UnsafeAddr()] = clonedStructPtr
|
||||
}
|
||||
|
||||
for i := 0; i < v.NumField(); i++ {
|
||||
newStructValue := clonedStruct.Field(i)
|
||||
if !newStructValue.CanSet() {
|
||||
continue
|
||||
}
|
||||
|
||||
clonedVal := c.clone(v.Field(i))
|
||||
if !clonedVal.IsValid() {
|
||||
continue
|
||||
}
|
||||
|
||||
newStructValue.Set(clonedVal.Convert(newStructValue.Type()))
|
||||
}
|
||||
|
||||
return clonedStruct
|
||||
}
|
||||
@@ -2,6 +2,7 @@ package convertor
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"reflect"
|
||||
"testing"
|
||||
|
||||
"github.com/duke-git/lancet/internal"
|
||||
@@ -24,8 +25,8 @@ func TestToChar(t *testing.T) {
|
||||
func TestToBool(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToBool")
|
||||
|
||||
cases := []string{"true", "True", "false", "False", "0", "1", "123"}
|
||||
expected := []bool{true, true, false, false, false, true, false}
|
||||
cases := []string{"1", "true", "True", "false", "False", "0", "123", "0.0", "abc"}
|
||||
expected := []bool{true, true, true, false, false, false, false, false, false}
|
||||
|
||||
for i := 0; i < len(cases); i++ {
|
||||
actual, _ := ToBool(cases[i])
|
||||
@@ -42,14 +43,21 @@ func TestToBytes(t *testing.T) {
|
||||
"1",
|
||||
}
|
||||
expected := [][]byte{
|
||||
{3, 4, 0, 0},
|
||||
{3, 2, 0, 0},
|
||||
{4, 12, 0, 1, 49},
|
||||
{0, 0, 0, 0, 0, 0, 0, 0},
|
||||
{102, 97, 108, 115, 101},
|
||||
{49},
|
||||
}
|
||||
for i := 0; i < len(cases); i++ {
|
||||
actual, _ := ToBytes(cases[i])
|
||||
assert.Equal(expected[i], actual)
|
||||
}
|
||||
|
||||
bytesData, err := ToBytes("abc")
|
||||
if err != nil {
|
||||
t.Error(err)
|
||||
t.Fail()
|
||||
}
|
||||
assert.Equal("abc", ToString(bytesData))
|
||||
}
|
||||
|
||||
func TestToInt(t *testing.T) {
|
||||
@@ -171,3 +179,82 @@ func TestColorRGBToHex(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestColorRGBToHex")
|
||||
assert.Equal(expected, colorHex)
|
||||
}
|
||||
|
||||
func TestToChannel(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToChannel")
|
||||
|
||||
ch := ToChannel([]interface{}{1, 2, 3})
|
||||
val1, _ := <-ch
|
||||
assert.Equal(1, val1)
|
||||
|
||||
val2, _ := <-ch
|
||||
assert.Equal(2, val2)
|
||||
|
||||
val3, _ := <-ch
|
||||
assert.Equal(3, val3)
|
||||
|
||||
_, ok := <-ch
|
||||
assert.Equal(false, ok)
|
||||
}
|
||||
|
||||
func TestEncodeByte(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEncodeByte")
|
||||
|
||||
byteData, _ := EncodeByte("abc")
|
||||
expected := []byte{6, 12, 0, 3, 97, 98, 99}
|
||||
|
||||
assert.Equal(expected, byteData)
|
||||
}
|
||||
|
||||
func TestDecodeByte(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestDecodeByte")
|
||||
|
||||
var obj string
|
||||
byteData := []byte{6, 12, 0, 3, 97, 98, 99}
|
||||
DecodeByte(byteData, &obj)
|
||||
assert.Equal("abc", obj)
|
||||
}
|
||||
|
||||
func TestDeepClone(t *testing.T) {
|
||||
// assert := internal.NewAssert(t, "TestDeepClone")
|
||||
|
||||
type Struct struct {
|
||||
Str string
|
||||
Int int
|
||||
Float float64
|
||||
Bool bool
|
||||
Nil interface{}
|
||||
unexported string
|
||||
}
|
||||
|
||||
cases := []interface{}{
|
||||
true,
|
||||
1,
|
||||
0.1,
|
||||
map[string]int{
|
||||
"a": 1,
|
||||
"b": 2,
|
||||
},
|
||||
&Struct{
|
||||
Str: "test",
|
||||
Int: 1,
|
||||
Float: 0.1,
|
||||
Bool: true,
|
||||
Nil: nil,
|
||||
// unexported: "can't be cloned",
|
||||
},
|
||||
}
|
||||
|
||||
for i, item := range cases {
|
||||
cloned := DeepClone(item)
|
||||
|
||||
t.Log(cloned)
|
||||
if &cloned == &item {
|
||||
t.Fatalf("[TestDeepClone case #%d failed]: equal pointer", i)
|
||||
}
|
||||
|
||||
if !reflect.DeepEqual(item, cloned) {
|
||||
t.Fatalf("[TestDeepClone case #%d failed] unequal objects", i)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -17,14 +17,23 @@ import (
|
||||
// AesEcbEncrypt encrypt data with key use AES ECB algorithm
|
||||
// len(key) should be 16, 24 or 32
|
||||
func AesEcbEncrypt(data, key []byte) []byte {
|
||||
cipher, _ := aes.NewCipher(generateAesKey(key))
|
||||
size := len(key)
|
||||
if size != 16 && size != 24 && size != 32 {
|
||||
panic("key length shoud be 16 or 24 or 32")
|
||||
}
|
||||
|
||||
cipher, _ := aes.NewCipher(generateAesKey(key, size))
|
||||
length := (len(data) + aes.BlockSize) / aes.BlockSize
|
||||
|
||||
plain := make([]byte, length*aes.BlockSize)
|
||||
|
||||
copy(plain, data)
|
||||
|
||||
pad := byte(len(plain) - len(data))
|
||||
for i := len(data); i < len(plain); i++ {
|
||||
plain[i] = pad
|
||||
}
|
||||
|
||||
encrypted := make([]byte, len(plain))
|
||||
for bs, be := 0, cipher.BlockSize(); bs <= len(data); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
|
||||
cipher.Encrypt(encrypted[bs:be], plain[bs:be])
|
||||
@@ -36,9 +45,14 @@ func AesEcbEncrypt(data, key []byte) []byte {
|
||||
// AesEcbDecrypt decrypt data with key use AES ECB algorithm
|
||||
// len(key) should be 16, 24 or 32
|
||||
func AesEcbDecrypt(encrypted, key []byte) []byte {
|
||||
cipher, _ := aes.NewCipher(generateAesKey(key))
|
||||
size := len(key)
|
||||
if size != 16 && size != 24 && size != 32 {
|
||||
panic("key length shoud be 16 or 24 or 32")
|
||||
}
|
||||
|
||||
cipher, _ := aes.NewCipher(generateAesKey(key, size))
|
||||
decrypted := make([]byte, len(encrypted))
|
||||
//
|
||||
|
||||
for bs, be := 0, cipher.BlockSize(); bs < len(encrypted); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
|
||||
cipher.Decrypt(decrypted[bs:be], encrypted[bs:be])
|
||||
}
|
||||
@@ -54,14 +68,18 @@ func AesEcbDecrypt(encrypted, key []byte) []byte {
|
||||
// AesCbcEncrypt encrypt data with key use AES CBC algorithm
|
||||
// len(key) should be 16, 24 or 32
|
||||
func AesCbcEncrypt(data, key []byte) []byte {
|
||||
// len(key) should be 16, 24 or 32
|
||||
block, _ := aes.NewCipher(key)
|
||||
blockSize := block.BlockSize()
|
||||
data = pkcs7Padding(data, blockSize)
|
||||
blockMode := cipher.NewCBCEncrypter(block, key[:blockSize])
|
||||
data = pkcs7Padding(data, block.BlockSize())
|
||||
|
||||
encrypted := make([]byte, aes.BlockSize+len(data))
|
||||
iv := encrypted[:aes.BlockSize]
|
||||
if _, err := io.ReadFull(rand.Reader, iv); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
mode := cipher.NewCBCEncrypter(block, iv)
|
||||
mode.CryptBlocks(encrypted[aes.BlockSize:], data)
|
||||
|
||||
encrypted := make([]byte, len(data))
|
||||
blockMode.CryptBlocks(encrypted, data)
|
||||
return encrypted
|
||||
}
|
||||
|
||||
@@ -69,12 +87,14 @@ func AesCbcEncrypt(data, key []byte) []byte {
|
||||
// len(key) should be 16, 24 or 32
|
||||
func AesCbcDecrypt(encrypted, key []byte) []byte {
|
||||
block, _ := aes.NewCipher(key)
|
||||
blockSize := block.BlockSize()
|
||||
blockMode := cipher.NewCBCDecrypter(block, key[:blockSize])
|
||||
|
||||
decrypted := make([]byte, len(encrypted))
|
||||
blockMode.CryptBlocks(decrypted, encrypted)
|
||||
decrypted = pkcs7UnPadding(decrypted)
|
||||
iv := encrypted[:aes.BlockSize]
|
||||
encrypted = encrypted[aes.BlockSize:]
|
||||
|
||||
mode := cipher.NewCBCDecrypter(block, iv)
|
||||
mode.CryptBlocks(encrypted, encrypted)
|
||||
|
||||
decrypted := pkcs7UnPadding(encrypted)
|
||||
return decrypted
|
||||
}
|
||||
|
||||
|
||||
@@ -2,15 +2,15 @@ package cryptor
|
||||
|
||||
import "bytes"
|
||||
|
||||
func generateAesKey(key []byte) []byte {
|
||||
genKey := make([]byte, 16)
|
||||
copy(genKey, key)
|
||||
for i := 16; i < len(key); {
|
||||
for j := 0; j < 16 && i < len(key); j, i = j+1, i+1 {
|
||||
genKey[j] ^= key[i]
|
||||
func generateAesKey(key []byte, size int) []byte {
|
||||
aesKey := make([]byte, size)
|
||||
copy(aesKey, key)
|
||||
for i := size; i < len(key); {
|
||||
for j := 0; j < size && i < len(key); j, i = j+1, i+1 {
|
||||
aesKey[j] ^= key[i]
|
||||
}
|
||||
}
|
||||
return genKey
|
||||
return aesKey
|
||||
}
|
||||
|
||||
func generateDesKey(key []byte) []byte {
|
||||
@@ -19,10 +19,12 @@ func DesEcbEncrypt(data, key []byte) []byte {
|
||||
length := (len(data) + des.BlockSize) / des.BlockSize
|
||||
plain := make([]byte, length*des.BlockSize)
|
||||
copy(plain, data)
|
||||
|
||||
pad := byte(len(plain) - len(data))
|
||||
for i := len(data); i < len(plain); i++ {
|
||||
plain[i] = pad
|
||||
}
|
||||
|
||||
encrypted := make([]byte, len(plain))
|
||||
for bs, be := 0, cipher.BlockSize(); bs <= len(data); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
|
||||
cipher.Encrypt(encrypted[bs:be], plain[bs:be])
|
||||
@@ -36,7 +38,7 @@ func DesEcbEncrypt(data, key []byte) []byte {
|
||||
func DesEcbDecrypt(encrypted, key []byte) []byte {
|
||||
cipher, _ := des.NewCipher(generateDesKey(key))
|
||||
decrypted := make([]byte, len(encrypted))
|
||||
//
|
||||
|
||||
for bs, be := 0, cipher.BlockSize(); bs < len(encrypted); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
|
||||
cipher.Decrypt(decrypted[bs:be], encrypted[bs:be])
|
||||
}
|
||||
@@ -53,12 +55,17 @@ func DesEcbDecrypt(encrypted, key []byte) []byte {
|
||||
// len(key) should be 8
|
||||
func DesCbcEncrypt(data, key []byte) []byte {
|
||||
block, _ := des.NewCipher(key)
|
||||
blockSize := block.BlockSize()
|
||||
data = pkcs7Padding(data, blockSize)
|
||||
blockMode := cipher.NewCBCEncrypter(block, key[:blockSize])
|
||||
data = pkcs7Padding(data, block.BlockSize())
|
||||
|
||||
encrypted := make([]byte, des.BlockSize+len(data))
|
||||
iv := encrypted[:des.BlockSize]
|
||||
if _, err := io.ReadFull(rand.Reader, iv); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
mode := cipher.NewCBCEncrypter(block, iv)
|
||||
mode.CryptBlocks(encrypted[des.BlockSize:], data)
|
||||
|
||||
encrypted := make([]byte, len(data))
|
||||
blockMode.CryptBlocks(encrypted, data)
|
||||
return encrypted
|
||||
}
|
||||
|
||||
@@ -66,12 +73,14 @@ func DesCbcEncrypt(data, key []byte) []byte {
|
||||
// len(key) should be 8
|
||||
func DesCbcDecrypt(encrypted, key []byte) []byte {
|
||||
block, _ := des.NewCipher(key)
|
||||
blockSize := block.BlockSize()
|
||||
blockMode := cipher.NewCBCDecrypter(block, key[:blockSize])
|
||||
|
||||
decrypted := make([]byte, len(encrypted))
|
||||
blockMode.CryptBlocks(decrypted, encrypted)
|
||||
decrypted = pkcs7UnPadding(decrypted)
|
||||
iv := encrypted[:des.BlockSize]
|
||||
encrypted = encrypted[des.BlockSize:]
|
||||
|
||||
mode := cipher.NewCBCDecrypter(block, iv)
|
||||
mode.CryptBlocks(encrypted, encrypted)
|
||||
|
||||
decrypted := pkcs7UnPadding(encrypted)
|
||||
return decrypted
|
||||
}
|
||||
|
||||
@@ -105,6 +114,7 @@ func DesCfbEncrypt(data, key []byte) []byte {
|
||||
|
||||
stream := cipher.NewCFBEncrypter(block, iv)
|
||||
stream.XORKeyStream(encrypted[des.BlockSize:], data)
|
||||
|
||||
return encrypted
|
||||
}
|
||||
|
||||
@@ -120,6 +130,7 @@ func DesCfbDecrypt(encrypted, key []byte) []byte {
|
||||
|
||||
stream := cipher.NewCFBDecrypter(block, iv)
|
||||
stream.XORKeyStream(encrypted, encrypted)
|
||||
|
||||
return encrypted
|
||||
}
|
||||
|
||||
@@ -139,6 +150,7 @@ func DesOfbEncrypt(data, key []byte) []byte {
|
||||
|
||||
stream := cipher.NewOFB(block, iv)
|
||||
stream.XORKeyStream(encrypted[des.BlockSize:], data)
|
||||
|
||||
return encrypted
|
||||
}
|
||||
|
||||
@@ -161,6 +173,6 @@ func DesOfbDecrypt(data, key []byte) []byte {
|
||||
mode.XORKeyStream(decrypted, data)
|
||||
|
||||
decrypted = pkcs7UnPadding(decrypted)
|
||||
return decrypted
|
||||
|
||||
return decrypted
|
||||
}
|
||||
|
||||
@@ -14,11 +14,11 @@ import (
|
||||
|
||||
// GenerateRsaKey make a rsa private key, and return key file name
|
||||
// Generated key file is `rsa_private.pem` and `rsa_public.pem` in current path
|
||||
func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) {
|
||||
func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) error {
|
||||
// private key
|
||||
privateKey, err := rsa.GenerateKey(rand.Reader, keySize)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
return err
|
||||
}
|
||||
|
||||
derText := x509.MarshalPKCS1PrivateKey(privateKey)
|
||||
@@ -41,7 +41,7 @@ func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) {
|
||||
|
||||
derpText, err := x509.MarshalPKIXPublicKey(&publicKey)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
return err
|
||||
}
|
||||
|
||||
block = pem.Block{
|
||||
@@ -52,10 +52,12 @@ func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) {
|
||||
//file,err = os.Create("rsa_public.pem")
|
||||
file, err = os.Create(pubKeyFile)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
return err
|
||||
}
|
||||
pem.Encode(file, &block)
|
||||
file.Close()
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// RsaEncrypt encrypt data with ras algorithm
|
||||
|
||||
@@ -7,7 +7,10 @@ import (
|
||||
)
|
||||
|
||||
func TestRsaEncrypt(t *testing.T) {
|
||||
GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
|
||||
err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
|
||||
if err != nil {
|
||||
t.FailNow()
|
||||
}
|
||||
data := []byte("hello world")
|
||||
encrypted := RsaEncrypt(data, "rsa_public.pem")
|
||||
decrypted := RsaDecrypt(encrypted, "rsa_private.pem")
|
||||
|
||||
60
datetime/conversion.go
Normal file
60
datetime/conversion.go
Normal file
@@ -0,0 +1,60 @@
|
||||
// Copyright 2021 dudaodong@gmail.com. All rights reserved.
|
||||
// Use of this source code is governed by MIT license.
|
||||
|
||||
package datetime
|
||||
|
||||
import "time"
|
||||
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
|
||||
// NewUnixNow return unix timestamp of current time
|
||||
func NewUnixNow() *theTime {
|
||||
return &theTime{unix: time.Now().Unix()}
|
||||
}
|
||||
|
||||
// NewUnix return unix timestamp of specified time
|
||||
func NewUnix(unix int64) *theTime {
|
||||
return &theTime{unix: unix}
|
||||
}
|
||||
|
||||
// NewFormat return unix timestamp of specified time string, t should be "yyyy-mm-dd hh:mm:ss"
|
||||
func NewFormat(t string) (*theTime, error) {
|
||||
timeLayout := "2006-01-02 15:04:05"
|
||||
loc := time.FixedZone("CST", 8*3600)
|
||||
tt, err := time.ParseInLocation(timeLayout, t, loc)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &theTime{unix: tt.Unix()}, nil
|
||||
}
|
||||
|
||||
// NewISO8601 return unix timestamp of specified iso8601 time string
|
||||
func NewISO8601(iso8601 string) (*theTime, error) {
|
||||
t, err := time.ParseInLocation(time.RFC3339, iso8601, time.UTC)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &theTime{unix: t.Unix()}, nil
|
||||
}
|
||||
|
||||
// ToUnix return unix timestamp
|
||||
func (t *theTime) ToUnix() int64 {
|
||||
return t.unix
|
||||
}
|
||||
|
||||
// ToFormat return the time string 'yyyy-mm-dd hh:mm:ss' of unix time
|
||||
func (t *theTime) ToFormat() string {
|
||||
return time.Unix(t.unix, 0).Format("2006-01-02 15:04:05")
|
||||
}
|
||||
|
||||
// ToFormatForTpl return the time string which format is specified tpl
|
||||
func (t *theTime) ToFormatForTpl(tpl string) string {
|
||||
return time.Unix(t.unix, 0).Format(tpl)
|
||||
}
|
||||
|
||||
// ToFormatForTpl return iso8601 time string
|
||||
func (t *theTime) ToIso8601() string {
|
||||
return time.Unix(t.unix, 0).Format(time.RFC3339)
|
||||
}
|
||||
54
datetime/conversion_test.go
Normal file
54
datetime/conversion_test.go
Normal file
@@ -0,0 +1,54 @@
|
||||
package datetime
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
"github.com/duke-git/lancet/internal"
|
||||
)
|
||||
|
||||
func TestToUnix(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToUnix")
|
||||
|
||||
tm1 := NewUnixNow()
|
||||
unixTimestamp := tm1.ToUnix()
|
||||
tm2 := NewUnix(unixTimestamp)
|
||||
|
||||
assert.Equal(tm1, tm2)
|
||||
}
|
||||
|
||||
func TestToFormat(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToFormat")
|
||||
|
||||
tm, err := NewFormat("2022/03/18 17:04:05")
|
||||
assert.IsNotNil(err)
|
||||
|
||||
tm, err = NewFormat("2022-03-18 17:04:05")
|
||||
assert.IsNil(err)
|
||||
|
||||
t.Log("ToFormat -> ", tm.ToFormat())
|
||||
}
|
||||
|
||||
func TestToFormatForTpl(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToFormatForTpl")
|
||||
|
||||
tm, err := NewFormat("2022/03/18 17:04:05")
|
||||
assert.IsNotNil(err)
|
||||
|
||||
tm, err = NewFormat("2022-03-18 17:04:05")
|
||||
assert.IsNil(err)
|
||||
|
||||
t.Log("ToFormatForTpl -> ", tm.ToFormatForTpl("2006/01/02 15:04:05"))
|
||||
|
||||
}
|
||||
|
||||
func TestToIso8601(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToIso8601")
|
||||
|
||||
tm, err := NewISO8601("2022-03-18 17:04:05")
|
||||
assert.IsNotNil(err)
|
||||
|
||||
tm, err = NewISO8601("2006-01-02T15:04:05.999Z")
|
||||
assert.IsNil(err)
|
||||
|
||||
t.Log("ToIso8601 -> ", tm.ToIso8601())
|
||||
}
|
||||
@@ -110,3 +110,73 @@ func FormatStrToTime(str, format string) (time.Time, error) {
|
||||
|
||||
return time.Parse(v, str)
|
||||
}
|
||||
|
||||
// BeginOfMinute return beginning minute time of day
|
||||
func BeginOfMinute(t time.Time) time.Time {
|
||||
y, m, d := t.Date()
|
||||
return time.Date(y, m, d, t.Hour(), t.Minute(), 0, 0, t.Location())
|
||||
}
|
||||
|
||||
// EndOfMinute return end minute time of day
|
||||
func EndOfMinute(t time.Time) time.Time {
|
||||
y, m, d := t.Date()
|
||||
return time.Date(y, m, d, t.Hour(), t.Minute(), 59, int(time.Second-time.Nanosecond), t.Location())
|
||||
}
|
||||
|
||||
// BeginOfHour return beginning hour time of day
|
||||
func BeginOfHour(t time.Time) time.Time {
|
||||
y, m, d := t.Date()
|
||||
return time.Date(y, m, d, t.Hour(), 0, 0, 0, t.Location())
|
||||
}
|
||||
|
||||
// EndOfHour return end hour time of day
|
||||
func EndOfHour(t time.Time) time.Time {
|
||||
y, m, d := t.Date()
|
||||
return time.Date(y, m, d, t.Hour(), 59, 59, int(time.Second-time.Nanosecond), t.Location())
|
||||
}
|
||||
|
||||
// BeginOfDay return beginning hour time of day
|
||||
func BeginOfDay(t time.Time) time.Time {
|
||||
y, m, d := t.Date()
|
||||
return time.Date(y, m, d, 0, 0, 0, 0, t.Location())
|
||||
}
|
||||
|
||||
// EndOfDay return end time of day
|
||||
func EndOfDay(t time.Time) time.Time {
|
||||
y, m, d := t.Date()
|
||||
return time.Date(y, m, d, 23, 59, 59, int(time.Second-time.Nanosecond), t.Location())
|
||||
}
|
||||
|
||||
// BeginOfWeek return beginning week, week begin from Sunday
|
||||
func BeginOfWeek(t time.Time) time.Time {
|
||||
y, m, d := t.AddDate(0, 0, 0-int(BeginOfDay(t).Weekday())).Date()
|
||||
return time.Date(y, m, d, 0, 0, 0, 0, t.Location())
|
||||
}
|
||||
|
||||
// EndOfWeek return end week time, week end with Saturday
|
||||
func EndOfWeek(t time.Time) time.Time {
|
||||
y, m, d := BeginOfWeek(t).AddDate(0, 0, 7).Add(-time.Nanosecond).Date()
|
||||
return time.Date(y, m, d, 23, 59, 59, int(time.Second-time.Nanosecond), t.Location())
|
||||
}
|
||||
|
||||
// BeginOfMonth return beginning of month
|
||||
func BeginOfMonth(t time.Time) time.Time {
|
||||
y, m, _ := t.Date()
|
||||
return time.Date(y, m, 1, 0, 0, 0, 0, t.Location())
|
||||
}
|
||||
|
||||
// EndOfMonth return end of month
|
||||
func EndOfMonth(t time.Time) time.Time {
|
||||
return BeginOfMonth(t).AddDate(0, 1, 0).Add(-time.Nanosecond)
|
||||
}
|
||||
|
||||
// BeginOfYear return beginning of year
|
||||
func BeginOfYear(t time.Time) time.Time {
|
||||
y, _, _ := t.Date()
|
||||
return time.Date(y, time.January, 1, 0, 0, 0, 0, t.Location())
|
||||
}
|
||||
|
||||
// EndOfYear return end of year
|
||||
func EndOfYear(t time.Time) time.Time {
|
||||
return BeginOfYear(t).AddDate(1, 0, 0).Add(-time.Nanosecond)
|
||||
}
|
||||
|
||||
@@ -64,16 +64,6 @@ func TestGetNowDateTime(t *testing.T) {
|
||||
assert.Equal(expected, GetNowDateTime())
|
||||
}
|
||||
|
||||
//todo
|
||||
//func TestGetZeroHourTimestamp(t *testing.T) {
|
||||
// ts := GetZeroHourTimestamp()
|
||||
// expected := time.Now().UTC().Unix() - 8*3600
|
||||
// if ts != expected {
|
||||
// utils.LogFailedTestInfo(t, "GetZeroHourTimestamp", "", expected, ts)
|
||||
// t.FailNow()
|
||||
// }
|
||||
//}
|
||||
|
||||
func TestFormatTimeToStr(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestFormatTimeToStr")
|
||||
|
||||
@@ -121,3 +111,123 @@ func TestFormatStrToTime(t *testing.T) {
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
}
|
||||
|
||||
func TestBeginOfMinute(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestBeginOfMinute")
|
||||
|
||||
expected := time.Date(2022, 2, 15, 15, 48, 0, 0, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := BeginOfMinute(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestEndOfMinute(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEndOfMinute")
|
||||
|
||||
expected := time.Date(2022, 2, 15, 15, 48, 59, 999999999, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := EndOfMinute(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestBeginOfHour(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestBeginOfHour")
|
||||
|
||||
expected := time.Date(2022, 2, 15, 15, 0, 0, 0, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := BeginOfHour(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestEndOfHour(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEndOfHour")
|
||||
|
||||
expected := time.Date(2022, 2, 15, 15, 59, 59, 999999999, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := EndOfHour(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestBeginOfDay(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestBeginOfDay")
|
||||
|
||||
expected := time.Date(2022, 2, 15, 0, 0, 0, 0, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := BeginOfDay(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestEndOfDay(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEndOfDay")
|
||||
|
||||
expected := time.Date(2022, 2, 15, 23, 59, 59, 999999999, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := EndOfDay(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestBeginOfWeek(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestBeginOfWeek")
|
||||
|
||||
expected := time.Date(2022, 2, 13, 0, 0, 0, 0, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := BeginOfWeek(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestEndOfWeek(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEndOfWeek")
|
||||
|
||||
expected := time.Date(2022, 2, 19, 23, 59, 59, 999999999, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := EndOfWeek(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestBeginOfMonth(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestBeginOfMonth")
|
||||
|
||||
expected := time.Date(2022, 2, 1, 0, 0, 0, 0, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := BeginOfMonth(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestEndOfMonth(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEndOfMonth")
|
||||
|
||||
expected := time.Date(2022, 2, 28, 23, 59, 59, 999999999, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := EndOfMonth(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestBeginOfYear(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestBeginOfYear")
|
||||
|
||||
expected := time.Date(2022, 1, 1, 0, 0, 0, 0, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := BeginOfYear(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
func TestEndOfYear(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEndOfYear")
|
||||
|
||||
expected := time.Date(2022, 12, 31, 23, 59, 59, 999999999, time.Local)
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
actual := EndOfYear(td)
|
||||
|
||||
assert.Equal(expected, actual)
|
||||
}
|
||||
|
||||
511
docs/convertor.md
Normal file
511
docs/convertor.md
Normal file
@@ -0,0 +1,511 @@
|
||||
# Convertor
|
||||
Package convertor contains some functions for data type convertion.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/convertor/convertor.go](https://github.com/duke-git/lancet/blob/v1/convertor/convertor.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
|
||||
- [ColorHexToRGB](#ColorHexToRGB)
|
||||
- [ColorRGBToHex](#ColorRGBToHex)
|
||||
- [ToBool](#ToBool)
|
||||
- [ToBytes](#ToBytes)
|
||||
- [ToChar](#ToChar)
|
||||
- [ToChannel](#ToChannel)
|
||||
- [ToFloat](#ToFloat)
|
||||
- [ToInt](#ToInt)
|
||||
- [ToJson](#ToJson)
|
||||
- [ToString](#ToString)
|
||||
- [StructToMap](#StructToMap)
|
||||
- [EncodeByte](#EncodeByte)
|
||||
- [DecodeByte](#DecodeByte)
|
||||
- [DeepClone](#DeepClone)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
|
||||
### <span id="ColorHexToRGB">ColorHexToRGB</span>
|
||||
<p>Convert color hex to color rgb.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ColorHexToRGB(colorHex string) (red, green, blue int)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
colorHex := "#003366"
|
||||
r, g, b := ColorHexToRGB(colorHex)
|
||||
fmt.Println(r, g, b) //0,51,102
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ColorRGBToHex">ColorRGBToHex</span>
|
||||
|
||||
<p>Convert color rgb to color hex.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ColorRGBToHex(red, green, blue int) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
r := 0
|
||||
g := 51
|
||||
b := 102
|
||||
colorHex := ColorRGBToHex(r, g, b)
|
||||
|
||||
fmt.Println(colorHex) //#003366
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToBool">ToBool</span>
|
||||
|
||||
<p>Convert string to a boolean value. Use strconv.ParseBool</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToBool(s string) (bool, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
v1, _ := convertor.ToBool("1")
|
||||
fmt.Println(v1) //true
|
||||
|
||||
v2, _ := convertor.ToBool("true")
|
||||
fmt.Println(v2) //true
|
||||
|
||||
v3, _ := convertor.ToBool("True")
|
||||
fmt.Println(v3) //true
|
||||
|
||||
v4, _ := convertor.ToBool("123")
|
||||
fmt.Println(v4) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToBytes">ToBytes</span>
|
||||
|
||||
<p>Convert interface to byte slice.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToBytes(data interface{}) ([]byte, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
bytesData, err := convertor.ToBytes("0")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
fmt.Println(bytesData) //[]bytes{3, 4, 0, 0}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToChar">ToChar</span>
|
||||
|
||||
<p>Convert string to char slice.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToChar(s string) []string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
chars := convertor.ToChar("")
|
||||
fmt.Println(chars) //[]string{""}
|
||||
|
||||
chars = convertor.ToChar("abc")
|
||||
fmt.Println(chars) //[]string{"a", "b", "c"}
|
||||
|
||||
chars = convertor.ToChar("1 2#3")
|
||||
fmt.Println(chars) //[]string{"1", " ", "2", "#", "3"}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="ToChannel">ToChannel</span>
|
||||
|
||||
<p>Convert a collection of elements to a read-only channels.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToChannel(array []interface{}) <-chan interface{}
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ch := convertor.ToChannel([]int{1, 2, 3})
|
||||
|
||||
val1, _ := <-ch
|
||||
fmt.Println(val1) //1
|
||||
|
||||
val2, _ := <-ch
|
||||
fmt.Println(val2) //2
|
||||
|
||||
val3, _ := <-ch
|
||||
fmt.Println(val3) //3
|
||||
|
||||
_, ok := <-ch
|
||||
fmt.Println(ok) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToFloat">ToFloat</span>
|
||||
|
||||
<p>Convert interface to a float64 value. If param is a invalid floatable, will return 0 and error. </p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToFloat(value interface{}) (float64, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
v, err := convertor.ToFloat("")
|
||||
if err != nil {
|
||||
fmt.Println(err) //strconv.ParseFloat: parsing "": invalid syntax
|
||||
}
|
||||
fmt.Println(v) //0
|
||||
|
||||
v, _ = convertor.ToFloat("-.11")
|
||||
fmt.Println(v) //-0.11
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToInt">ToInt</span>
|
||||
|
||||
<p>Convert interface to a int64 value. If param is a invalid intable, will return 0 and error. </p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToInt(value interface{}) (int64, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
v, err := convertor.ToInt("")
|
||||
if err != nil {
|
||||
fmt.Println(err) //strconv.ParseInt: parsing "": invalid syntax
|
||||
}
|
||||
fmt.Println(v) //0
|
||||
|
||||
v, _ = convertor.ToFloat(1.12)
|
||||
fmt.Println(v) //1
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToJson">ToJson</span>
|
||||
|
||||
<p>Convert interface to json string. If param can't be converted, will return "" and error. </p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToJson(value interface{}) (string, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var aMap = map[string]int{"a": 1, "b": 2, "c": 3}
|
||||
jsonStr, _ := convertor.ToJson(aMap)
|
||||
fmt.Printf("%q", jsonStr) //"{\"a\":1,\"b\":2,\"c\":3}"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToString">ToString</span>
|
||||
|
||||
<p>Convert interface to string. </p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ToString(value interface{}) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Printf("%q", convertor.ToString(1)) //"1"
|
||||
fmt.Printf("%q", convertor.ToString(1.1)) //"1.1"
|
||||
fmt.Printf("%q", convertor.ToString([]int{1, 2, 3})) //"[1,2,3]"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="StructToMap">StructToMap</span>
|
||||
|
||||
<p>Convert struct to map, only convert exported field, struct field tag `json` should be set.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func StructToMap(value interface{}) (map[string]interface{}, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type People struct {
|
||||
Name string `json:"name"`
|
||||
age int
|
||||
}
|
||||
p := People{
|
||||
"test",
|
||||
100,
|
||||
}
|
||||
pm, _ := convertor.StructToMap(p)
|
||||
|
||||
fmt.Printf("type: %T, value: %s", pm, pm) //type: map[string]interface {}, value: map[name:test]
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="EncodeByte">EncodeByte</span>
|
||||
|
||||
<p>Encode data to byte slice.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EncodeByte(data any) ([]byte, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
byteData, _ := convertor.EncodeByte("abc")
|
||||
fmt.Println(byteData) //[]byte{6, 12, 0, 3, 97, 98, 99}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="DecodeByte">DecodeByte</span>
|
||||
|
||||
<p>Decode byte data to target object. target should be a pointer instance.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func DecodeByte(data []byte, target any) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var result string
|
||||
byteData := []byte{6, 12, 0, 3, 97, 98, 99}
|
||||
convertor.DecodeByte(byteData, &result)
|
||||
fmt.Println(result) //"abc"
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="DeepClone">DeepClone</span>
|
||||
|
||||
<p>Creates a deep copy of passed item, can't clone unexported field of struct.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func DeepClone[T any](src T) T
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type Struct struct {
|
||||
Str string
|
||||
Int int
|
||||
Float float64
|
||||
Bool bool
|
||||
Nil interface{}
|
||||
unexported string
|
||||
}
|
||||
|
||||
cases := []interface{}{
|
||||
true,
|
||||
1,
|
||||
0.1,
|
||||
map[string]int{
|
||||
"a": 1,
|
||||
"b": 2,
|
||||
},
|
||||
&Struct{
|
||||
Str: "test",
|
||||
Int: 1,
|
||||
Float: 0.1,
|
||||
Bool: true,
|
||||
Nil: nil,
|
||||
// unexported: "can't be cloned",
|
||||
},
|
||||
}
|
||||
|
||||
for _, item := range cases {
|
||||
cloned := convertor.DeepClone(item)
|
||||
|
||||
isPointerEqual := &cloned == &item
|
||||
fmt.Println(cloned, isPointerEqual)
|
||||
}
|
||||
|
||||
// Output:
|
||||
// true false
|
||||
// 1 false
|
||||
// 0.1 false
|
||||
// map[a:1 b:2] false
|
||||
// &{test 1 0.1 true <nil> } false
|
||||
}
|
||||
```
|
||||
514
docs/convertor_zh-CN.md
Normal file
514
docs/convertor_zh-CN.md
Normal file
@@ -0,0 +1,514 @@
|
||||
# Convertor
|
||||
convertor转换器包支持一些常见的数据类型转换
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/convertor/convertor.go](https://github.com/duke-git/lancet/blob/v1/convertor/convertor.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
|
||||
- [ColorHexToRGB](#ColorHexToRGB)
|
||||
- [ColorRGBToHex](#ColorRGBToHex)
|
||||
- [ToBool](#ToBool)
|
||||
- [ToBytes](#ToBytes)
|
||||
- [ToChar](#ToChar)
|
||||
- [ToChannel](#ToChannel)
|
||||
- [ToFloat](#ToFloat)
|
||||
- [ToInt](#ToInt)
|
||||
- [ToJson](#ToJson)
|
||||
- [ToString](#ToString)
|
||||
- [StructToMap](#StructToMap)
|
||||
- [EncodeByte](#EncodeByte)
|
||||
- [DecodeByte](#DecodeByte)
|
||||
- [DeepClone](#DeepClone)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
|
||||
|
||||
### <span id="ColorHexToRGB">ColorHexToRGB</span>
|
||||
<p>颜色值十六进制转rgb</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ColorHexToRGB(colorHex string) (red, green, blue int)
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
colorHex := "#003366"
|
||||
r, g, b := ColorHexToRGB(colorHex)
|
||||
fmt.Println(r, g, b) //0,51,102
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ColorRGBToHex">ColorRGBToHex</span>
|
||||
|
||||
<p>颜色值rgb转十六进制</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ColorRGBToHex(red, green, blue int) string
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
r := 0
|
||||
g := 51
|
||||
b := 102
|
||||
colorHex := ColorRGBToHex(r, g, b)
|
||||
|
||||
fmt.Println(colorHex) //#003366
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToBool">ToBool</span>
|
||||
|
||||
<p>字符串转布尔类型，使用strconv.ParseBool</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToBool(s string) (bool, error)
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
v1, _ := convertor.ToBool("1")
|
||||
fmt.Println(v1) //true
|
||||
|
||||
v2, _ := convertor.ToBool("true")
|
||||
fmt.Println(v2) //true
|
||||
|
||||
v3, _ := convertor.ToBool("True")
|
||||
fmt.Println(v3) //true
|
||||
|
||||
v4, _ := convertor.ToBool("123")
|
||||
fmt.Println(v4) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToBytes">ToBytes</span>
|
||||
|
||||
<p>interface转字节切片.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToBytes(data interface{}) ([]byte, error)
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
bytesData, err := convertor.ToBytes("0")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
fmt.Println(bytesData) //[]bytes{3, 4, 0, 0}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToChar">ToChar</span>
|
||||
|
||||
<p>字符串转字符切片</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToChar(s string) []string
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
chars := convertor.ToChar("")
|
||||
fmt.Println(chars) //[]string{""}
|
||||
|
||||
chars = convertor.ToChar("abc")
|
||||
fmt.Println(chars) //[]string{"a", "b", "c"}
|
||||
|
||||
chars = convertor.ToChar("1 2#3")
|
||||
fmt.Println(chars) //[]string{"1", " ", "2", "#", "3"}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToChannel">ToChannel</span>
|
||||
|
||||
<p>将切片转为只读channel</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToChannel(array []interface{}) <-chan interface{}
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ch := convertor.ToChannel([]int{1, 2, 3})
|
||||
|
||||
val1, _ := <-ch
|
||||
fmt.Println(val1) //1
|
||||
|
||||
val2, _ := <-ch
|
||||
fmt.Println(val2) //2
|
||||
|
||||
val3, _ := <-ch
|
||||
fmt.Println(val3) //3
|
||||
|
||||
_, ok := <-ch
|
||||
fmt.Println(ok) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToFloat">ToFloat</span>
|
||||
|
||||
<p>将interface转成float64类型，如果参数无法转换，会返回0和error</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToFloat(value interface{}) (float64, error)
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
v, err := convertor.ToFloat("")
|
||||
if err != nil {
|
||||
fmt.Println(err) //strconv.ParseFloat: parsing "": invalid syntax
|
||||
}
|
||||
fmt.Println(v) //0
|
||||
|
||||
v, _ = convertor.ToFloat("-.11")
|
||||
fmt.Println(v) //-0.11
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToInt">ToInt</span>
|
||||
|
||||
<p>将interface转成intt64类型，如果参数无法转换，会返回0和error</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToInt(value interface{}) (int64, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
v, err := convertor.ToInt("")
|
||||
if err != nil {
|
||||
fmt.Println(err) //strconv.ParseInt: parsing "": invalid syntax
|
||||
}
|
||||
fmt.Println(v) //0
|
||||
|
||||
v, _ = convertor.ToFloat(1.12)
|
||||
fmt.Println(v) //1
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToJson">ToJson</span>
|
||||
|
||||
<p>将interface转成json字符串，如果参数无法转换，会返回""和error</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToJson(value interface{}) (string, error)
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var aMap = map[string]int{"a": 1, "b": 2, "c": 3}
|
||||
jsonStr, _ := convertor.ToJson(aMap)
|
||||
fmt.Printf("%q", jsonStr) //"{\"a\":1,\"b\":2,\"c\":3}"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToString">ToString</span>
|
||||
|
||||
<p>将interface转成字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ToString(value interface{}) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Printf("%q", convertor.ToString(1)) //"1"
|
||||
fmt.Printf("%q", convertor.ToString(1.1)) //"1.1"
|
||||
fmt.Printf("%q", convertor.ToString([]int{1, 2, 3})) //"[1,2,3]"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="StructToMap">StructToMap</span>
|
||||
|
||||
<p>将struct转成map，只会转换struct中可导出的字段。struct中导出字段需要设置json tag标记</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func StructToMap(value interface{}) (map[string]interface{}, error)
|
||||
```
|
||||
<b>列子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type People struct {
|
||||
Name string `json:"name"`
|
||||
age int
|
||||
}
|
||||
p := People{
|
||||
"test",
|
||||
100,
|
||||
}
|
||||
pm, _ := convertor.StructToMap(p)
|
||||
|
||||
fmt.Printf("type: %T, value: %s", pm, pm) //type: map[string]interface {}, value: map[name:test]
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="EncodeByte">EncodeByte</span>
|
||||
|
||||
<p>将data编码成字节切片</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EncodeByte(data any) ([]byte, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
byteData, _ := convertor.EncodeByte("abc")
|
||||
fmt.Println(byteData) //[]byte{6, 12, 0, 3, 97, 98, 99}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="DecodeByte">DecodeByte</span>
|
||||
|
||||
<p>解码字节切片到目标对象，目标对象需要传入一个指针实例子</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func DecodeByte(data []byte, target any) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var result string
|
||||
byteData := []byte{6, 12, 0, 3, 97, 98, 99}
|
||||
convertor.DecodeByte(byteData, &result)
|
||||
fmt.Println(result) //"abc"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="DeepClone">DeepClone</span>
|
||||
|
||||
<p>创建一个传入值的深拷贝, 无法克隆结构体的非导出字段。</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func DeepClone[T any](src T) T
|
||||
```
|
||||
|
||||
<b>示例:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/convertor"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type Struct struct {
|
||||
Str string
|
||||
Int int
|
||||
Float float64
|
||||
Bool bool
|
||||
Nil interface{}
|
||||
unexported string
|
||||
}
|
||||
|
||||
cases := []interface{}{
|
||||
true,
|
||||
1,
|
||||
0.1,
|
||||
map[string]int{
|
||||
"a": 1,
|
||||
"b": 2,
|
||||
},
|
||||
&Struct{
|
||||
Str: "test",
|
||||
Int: 1,
|
||||
Float: 0.1,
|
||||
Bool: true,
|
||||
Nil: nil,
|
||||
// unexported: "can't be cloned",
|
||||
},
|
||||
}
|
||||
|
||||
for _, item := range cases {
|
||||
cloned := convertor.DeepClone(item)
|
||||
|
||||
isPointerEqual := &cloned == &item
|
||||
fmt.Println(cloned, isPointerEqual)
|
||||
}
|
||||
|
||||
// Output:
|
||||
// true false
|
||||
// 1 false
|
||||
// 0.1 false
|
||||
// map[a:1 b:2] false
|
||||
// &{test 1 0.1 true <nil> } false
|
||||
}
|
||||
```
|
||||
1032
docs/cryptor.md
Normal file
1032
docs/cryptor.md
Normal file
File diff suppressed because it is too large
Load Diff
1026
docs/cryptor_zh-CN.md
Normal file
1026
docs/cryptor_zh-CN.md
Normal file
File diff suppressed because it is too large
Load Diff
894
docs/datetime.md
Normal file
894
docs/datetime.md
Normal file
@@ -0,0 +1,894 @@
|
||||
# Datetime
|
||||
Package datetime supports date and time format and compare.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/datetime/datetime.go](https://github.com/duke-git/lancet/blob/v1/datetime/datetime.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [AddDay](#AddDay)
|
||||
- [AddHour](#AddHour)
|
||||
- [AddMinute](#AddMinute)
|
||||
- [BeginOfMinute](#BeginOfMinute)
|
||||
- [BeginOfHour](#BeginOfHour)
|
||||
- [BeginOfDay](#BeginOfDay)
|
||||
- [BeginOfWeek](#BeginOfWeek)
|
||||
- [BeginOfMonth](#BeginOfMonth)
|
||||
- [BeginOfYear](#BeginOfYear)
|
||||
- [EndOfMinute](#EndOfMinute)
|
||||
- [EndOfHour](#EndOfHour)
|
||||
- [EndOfDay](#EndOfDay)
|
||||
- [EndOfWeek](#EndOfWeek)
|
||||
- [EndOfMonth](#EndOfMonth)
|
||||
- [EndOfYear](#EndOfYear)
|
||||
- [GetNowDate](#GetNowDate)
|
||||
- [GetNowTime](#GetNowTime)
|
||||
- [GetNowDateTime](#GetNowDateTime)
|
||||
- [GetZeroHourTimestamp](#GetZeroHourTimestamp)
|
||||
- [GetNightTimestamp](#GetNightTimestamp)
|
||||
- [FormatTimeToStr](#FormatTimeToStr)
|
||||
|
||||
- [FormatStrToTime](#FormatStrToTime)
|
||||
- [NewUnixNow](#NewUnixNow)
|
||||
- [NewUnix](#NewUnix)
|
||||
- [NewFormat](#NewFormat)
|
||||
- [NewISO8601](#NewISO8601)
|
||||
- [ToUnix](#ToUnix)
|
||||
- [ToFormat](#ToFormat)
|
||||
- [ToFormatForTpl](#ToFormatForTpl)
|
||||
- [ToIso8601](#ToIso8601)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
## Note:
|
||||
1. 'format' string param in func FormatTimeToStr and FormatStrToTime function should be one of flows:
|
||||
- yyyy-mm-dd hh:mm:ss
|
||||
- yyyy-mm-dd hh:mm
|
||||
- yyyy-mm-dd hh
|
||||
- yyyy-mm-dd
|
||||
- yyyy-mm
|
||||
- mm-dd
|
||||
- dd-mm-yy hh:mm:ss
|
||||
- yyyy/mm/dd hh:mm:ss
|
||||
- yyyy/mm/dd hh:mm
|
||||
- yyyy-mm-dd hh
|
||||
- yyyy/mm/dd
|
||||
- yyyy/mm
|
||||
- mm/dd
|
||||
- dd/mm/yy hh:mm:ss
|
||||
- yyyy
|
||||
- mm
|
||||
- hh:mm:ss
|
||||
- mm:ss
|
||||
|
||||
|
||||
### <span id="AddDay">AddDay</span>
|
||||
<p>Add or sub days to time.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AddDay(t time.Time, day int64) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
after2Days := datetime.AddDay(now, 2)
|
||||
before2Days := datetime.AddDay(now, -2)
|
||||
|
||||
fmt.Println(after2Days, before2Days)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="AddHour">AddHour</span>
|
||||
<p>Add or sub hours to time.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AddHour(t time.Time, hour int64) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
after2Hours := datetime.AddHour(now, 2)
|
||||
before2Hours := datetime.AddHour(now, -2)
|
||||
|
||||
fmt.Println(after2Hours, after2Hours)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="AddMinute">AddMinute</span>
|
||||
<p>Add or sub minutes to time.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AddMinute(t time.Time, minute int64) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
after2Minute := datetime.AddMinute(now, 2)
|
||||
before2Minute := datetime.AddMinute(now, -2)
|
||||
|
||||
fmt.Println(after2Minute, before2Minute)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="BeginOfMinute">BeginOfMinute</span>
|
||||
<p>Return beginning minute time of day.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeginOfMinute(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfMinute(td)
|
||||
fmt.Println(bm) //2022-02-15 15:48:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="BeginOfHour">BeginOfHour</span>
|
||||
<p>Return zero time of day.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeginOfHour(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfHour(td)
|
||||
fmt.Println(bm) //2022-02-15 15:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="BeginOfDay">BeginOfDay</span>
|
||||
<p>Return begin time of day.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeginOfDay(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfDay(td)
|
||||
fmt.Println(bm) //2022-02-15 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="BeginOfWeek">BeginOfWeek</span>
|
||||
<p>Return beginning time of week, week begin from Sunday.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeginOfWeek(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfWeek(td)
|
||||
fmt.Println(bm) //2022-02-13 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="BeginOfMonth">BeginOfMonth</span>
|
||||
<p>Return beginning time of month</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeginOfMonth(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfMonth(td)
|
||||
fmt.Println(bm) //2022-02-01 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="BeginOfYear">BeginOfYear</span>
|
||||
<p>Return beginning time of year.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeginOfYear(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfYear(td)
|
||||
fmt.Println(bm) //2022-01-01 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EndOfMinute">EndOfMinute</span>
|
||||
<p>Return end time minute of day.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EndOfMinute(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfMinute(td)
|
||||
fmt.Println(bm) //2022-02-15 15:48:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="EndOfHour">EndOfHour</span>
|
||||
<p>Return end time hour of day.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EndOfHour(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfHour(td)
|
||||
fmt.Println(bm) //2022-02-15 15:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="EndOfDay">EndOfDay</span>
|
||||
<p>Return end time hour of day.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EndOfDay(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfDay(td)
|
||||
fmt.Println(bm) //2022-02-15 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EndOfWeek">EndOfWeek</span>
|
||||
<p>Return end time of week, week end with Saturday.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EndOfWeek(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfWeek(td)
|
||||
fmt.Println(bm) //2022-02-19 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EndOfMonth">EndOfMonth</span>
|
||||
<p>Return end time of month</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EndOfMonth(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfMonth(td)
|
||||
fmt.Println(bm) //2022-02-28 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="EndOfYear">EndOfYear</span>
|
||||
<p>Return beginning time of year.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EndOfYear(t time.Time) time.Time
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfYear(td)
|
||||
fmt.Println(bm) //2022-12-31 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNowDate">GetNowDate</span>
|
||||
<p>Get current date string, format is yyyy-mm-dd.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetNowDate() string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
currentDate := datetime.GetNowDate()
|
||||
fmt.Println(currentDate) // 2022-01-28
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNowTime">GetNowTime</span>
|
||||
<p>Get current time string, format is hh:mm:ss.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetNowTime() string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
currentTime := datetime.GetNowTime()
|
||||
fmt.Println(currentDate) // 15:57:33
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNowDateTime">GetNowDateTime</span>
|
||||
<p>Get current date time string, format is yyyy-mm-dd hh:mm:ss.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetNowDateTime() string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
current := datetime.GetNowDateTime()
|
||||
fmt.Println(current) // 2022-01-28 15:59:33
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetZeroHourTimestamp">GetZeroHourTimestamp</span>
|
||||
<p>Return timestamp of zero hour (timestamp of 00:00).</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetZeroHourTimestamp() int64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
zeroTime := datetime.GetZeroHourTimestamp()
|
||||
fmt.Println(zeroTime) // 1643299200
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNightTimestamp">GetNightTimestamp</span>
|
||||
<p>Return timestamp of zero hour (timestamp of 23:59).</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetNightTimestamp() int64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
nightTime := datetime.GetNightTimestamp()
|
||||
fmt.Println(nightTime) // 1643385599
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="FormatTimeToStr">FormatTimeToStr</span>
|
||||
<p>Format time to string, `format` param specification see note 1.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func FormatTimeToStr(t time.Time, format string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
timeStr := datetime.FormatTimeToStr(now, "yyyy/mm/dd hh:mm:ss")
|
||||
fmt.Println(timeStr) //2022/01/28 16:07:44
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="FormatStrToTime">FormatStrToTime</span>
|
||||
<p>Format string to time, `format` param specification see note 1.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func FormatStrToTime(str, format string) (time.Time, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
time := datetime.FormatStrToTime("2006-01-02 15:04:05", "yyyy/mm/dd hh:mm:ss")
|
||||
fmt.Println(time)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="NewUnixNow">NewUnixNow</span>
|
||||
<p>Return unix timestamp of current time</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewUnixNow() *theTime
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm := datetime.NewUnixNow()
|
||||
fmt.Println(tm) //&{1647597438}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="NewUnix">NewUnix</span>
|
||||
<p>Return unix timestamp of specified int64 value.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewUnix(unix int64) *theTime
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm := datetime.NewUnix(1647597438)
|
||||
fmt.Println(tm) //&{1647597438}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="NewFormat">NewFormat</span>
|
||||
<p>Return unix timestamp of specified time string, t should be "yyyy-mm-dd hh:mm:ss".</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewFormat(t string) (*theTime, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, err := datetime.NewFormat("2022-03-18 17:04:05")
|
||||
fmt.Println(tm) //&{1647594245}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="NewISO8601">NewISO8601</span>
|
||||
<p>Return unix timestamp of specified iso8601 time string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewISO8601(iso8601 string) (*theTime, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, err := datetime.NewISO8601("2006-01-02T15:04:05.999Z")
|
||||
fmt.Println(tm) //&{1136214245}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToUnix">ToUnix</span>
|
||||
<p>Return unix timestamp.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToUnix() int64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm := datetime.NewUnixNow()
|
||||
fmt.Println(tm.ToUnix()) //1647597438
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToFormat">ToFormat</span>
|
||||
<p>Return time string 'yyyy-mm-dd hh:mm:ss'.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToFormat() string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, _ := datetime.NewFormat("2022-03-18 17:04:05")
|
||||
fmt.Println(tm.ToFormat()) //"2022-03-18 17:04:05"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToFormatForTpl">ToFormatForTpl</span>
|
||||
<p>Return the time string which format is specified tpl.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToFormatForTpl(tpl string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, _ := datetime.NewFormat("2022-03-18 17:04:05")
|
||||
ts := tm.ToFormatForTpl("2006/01/02 15:04:05")
|
||||
fmt.Println(ts) //"2022/03/18 17:04:05"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="ToIso8601">ToIso8601</span>
|
||||
<p>Return iso8601 time string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToIso8601() string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, _ := datetime.NewISO8601("2006-01-02T15:04:05.999Z")
|
||||
ts := tm.ToIso8601()
|
||||
fmt.Println(ts) //"2006-01-02T23:04:05+08:00"
|
||||
}
|
||||
```
|
||||
894
docs/datetime_zh-CN.md
Normal file
894
docs/datetime_zh-CN.md
Normal file
@@ -0,0 +1,894 @@
|
||||
# Datetime
|
||||
datetime日期时间处理包，格式化日期，比较日期。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/datetime/datetime.go](https://github.com/duke-git/lancet/blob/v1/datetime/datetime.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [AddDay](#AddDay)
|
||||
- [AddHour](#AddHour)
|
||||
- [AddMinute](#AddMinute)
|
||||
- [BeginOfMinute](#BeginOfMinute)
|
||||
- [BeginOfHour](#BeginOfHour)
|
||||
- [BeginOfDay](#BeginOfDay)
|
||||
- [BeginOfWeek](#BeginOfWeek)
|
||||
- [BeginOfMonth](#BeginOfMonth)
|
||||
- [BeginOfYear](#BeginOfYear)
|
||||
- [EndOfMinute](#EndOfMinute)
|
||||
- [EndOfHour](#EndOfHour)
|
||||
- [EndOfDay](#EndOfDay)
|
||||
- [EndOfWeek](#EndOfWeek)
|
||||
- [EndOfMonth](#EndOfMonth)
|
||||
- [EndOfYear](#EndOfYear)
|
||||
- [GetNowDate](#GetNowDate)
|
||||
- [GetNowTime](#GetNowTime)
|
||||
- [GetNowDateTime](#GetNowDateTime)
|
||||
- [GetZeroHourTimestamp](#GetZeroHourTimestamp)
|
||||
- [GetNightTimestamp](#GetNightTimestamp)
|
||||
- [FormatTimeToStr](#FormatTimeToStr)
|
||||
- [FormatStrToTime](#FormatStrToTime)
|
||||
- [NewUnixNow](#NewUnixNow)
|
||||
- [NewUnix](#NewUnix)
|
||||
- [NewFormat](#NewFormat)
|
||||
- [NewISO8601](#NewISO8601)
|
||||
- [ToUnix](#ToUnix)
|
||||
- [ToFormat](#ToFormat)
|
||||
- [ToFormatForTpl](#ToFormatForTpl)
|
||||
- [ToIso8601](#ToIso8601)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
## 注:
|
||||
1. 方法FormatTimeToStr和FormatStrToTime中的format参数值需要传以下类型之一：
|
||||
- yyyy-mm-dd hh:mm:ss
|
||||
- yyyy-mm-dd hh:mm
|
||||
- yyyy-mm-dd hh
|
||||
- yyyy-mm-dd
|
||||
- yyyy-mm
|
||||
- mm-dd
|
||||
- dd-mm-yy hh:mm:ss
|
||||
- yyyy/mm/dd hh:mm:ss
|
||||
- yyyy/mm/dd hh:mm
|
||||
- yyyy-mm-dd hh
|
||||
- yyyy/mm/dd
|
||||
- yyyy/mm
|
||||
- mm/dd
|
||||
- dd/mm/yy hh:mm:ss
|
||||
- yyyy
|
||||
- mm
|
||||
- hh:mm:ss
|
||||
- mm:ss
|
||||
|
||||
|
||||
### <span id="AddDay">AddDay</span>
|
||||
<p>将日期加/减天数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddDay(t time.Time, day int64) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
after2Days := datetime.AddDay(now, 2)
|
||||
before2Days := datetime.AddDay(now, -2)
|
||||
|
||||
fmt.Println(after2Days, before2Days)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="AddHour">AddHour</span>
|
||||
<p>将日期加/减小时数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddHour(t time.Time, hour int64) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
after2Hours := datetime.AddHour(now, 2)
|
||||
before2Hours := datetime.AddHour(now, -2)
|
||||
|
||||
fmt.Println(after2Hours, after2Hours)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="AddMinute">AddMinute</span>
|
||||
<p>将日期加/减分钟数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddMinute(t time.Time, minute int64) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
after2Minute := datetime.AddMinute(now, 2)
|
||||
before2Minute := datetime.AddMinute(now, -2)
|
||||
|
||||
fmt.Println(after2Minute, before2Minute)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="BeginOfMinute">BeginOfMinute</span>
|
||||
<p>返回指定时间的分钟开始时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeginOfMinute(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfMinute(td)
|
||||
fmt.Println(bm) //2022-02-15 15:48:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="BeginOfHour">BeginOfHour</span>
|
||||
<p>返回指定时间的小时开始时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeginOfHour(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfHour(td)
|
||||
fmt.Println(bm) //2022-02-15 15:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="BeginOfDay">BeginOfDay</span>
|
||||
<p>返回指定时间的当天开始时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeginOfDay(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfDay(td)
|
||||
fmt.Println(bm) //2022-02-15 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="BeginOfWeek">BeginOfWeek</span>
|
||||
<p>返回指定时间的星期开始时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeginOfWeek(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfWeek(td)
|
||||
fmt.Println(bm) //2022-02-13 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="BeginOfMonth">BeginOfMonth</span>
|
||||
<p>返回指定时间的当月开始时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeginOfMonth(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfMonth(td)
|
||||
fmt.Println(bm) //2022-02-01 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="BeginOfYear">BeginOfYear</span>
|
||||
<p>返回指定时间的当年开始时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeginOfYear(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.BeginOfYear(td)
|
||||
fmt.Println(bm) //2022-01-01 00:00:00 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EndOfMinute">EndOfMinute</span>
|
||||
<p>返回指定时间的分钟结束时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EndOfMinute(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfMinute(td)
|
||||
fmt.Println(bm) //2022-02-15 15:48:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="EndOfHour">EndOfHour</span>
|
||||
<p>返回指定时间的小时结束时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EndOfHour(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfHour(td)
|
||||
fmt.Println(bm) //2022-02-15 15:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="EndOfDay">EndOfDay</span>
|
||||
<p>返回指定时间的当天结束时间.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EndOfDay(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfDay(td)
|
||||
fmt.Println(bm) //2022-02-15 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EndOfWeek">EndOfWeek</span>
|
||||
<p>返回指定时间的星期结束时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EndOfWeek(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfWeek(td)
|
||||
fmt.Println(bm) //2022-02-19 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EndOfMonth">EndOfMonth</span>
|
||||
<p>返回指定时间的月份结束时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EndOfMonth(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfMonth(td)
|
||||
fmt.Println(bm) //2022-02-28 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="EndOfYear">EndOfYear</span>
|
||||
<p>返回指定时间的年份结束时间</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EndOfYear(t time.Time) time.Time
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
td := time.Date(2022, 2, 15, 15, 48, 40, 112, time.Local)
|
||||
bm := datetime.EndOfYear(td)
|
||||
fmt.Println(bm) //2022-12-31 23:59:59.999999999 +0800 CST
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNowDate">GetNowDate</span>
|
||||
<p>获取当天日期，返回格式：yyyy-mm-dd</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetNowDate() string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
currentDate := datetime.GetNowDate()
|
||||
fmt.Println(currentDate) // 2022-01-28
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNowTime">GetNowTime</span>
|
||||
<p>获取当时时间，返回格式：hh:mm:ss</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetNowTime() string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
currentTime := datetime.GetNowTime()
|
||||
fmt.Println(currentDate) // 15:57:33
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNowDateTime">GetNowDateTime</span>
|
||||
<p>获取当时日期和时间，返回格式：yyyy-mm-dd hh:mm:ss.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetNowDateTime() string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
current := datetime.GetNowDateTime()
|
||||
fmt.Println(current) // 2022-01-28 15:59:33
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetZeroHourTimestamp">GetZeroHourTimestamp</span>
|
||||
<p>获取零时时间戳(timestamp of 00:00).</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetZeroHourTimestamp() int64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
zeroTime := datetime.GetZeroHourTimestamp()
|
||||
fmt.Println(zeroTime) // 1643299200
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetNightTimestamp">GetNightTimestamp</span>
|
||||
<p>获取午夜时间戳(timestamp of 23:59).</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetNightTimestamp() int64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
nightTime := datetime.GetNightTimestamp()
|
||||
fmt.Println(nightTime) // 1643385599
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="FormatTimeToStr">FormatTimeToStr</span>
|
||||
<p>将日期格式化成字符串，`format` 参数格式参考注<sup>1</sup></p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func FormatTimeToStr(t time.Time, format string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
timeStr := datetime.FormatTimeToStr(now, "yyyy/mm/dd hh:mm:ss")
|
||||
fmt.Println(timeStr) //2022/01/28 16:07:44
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="FormatStrToTime">FormatStrToTime</span>
|
||||
<p>将字符串格式化成时间，`format` 参数格式参考注<sup>1</sup></p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func FormatStrToTime(str, format string) (time.Time, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
time := datetime.FormatStrToTime("2006-01-02 15:04:05", "yyyy/mm/dd hh:mm:ss")
|
||||
fmt.Println(time)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="NewUnixNow">NewUnixNow</span>
|
||||
<p>创建一个当前时间的unix时间戳</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewUnixNow() *theTime
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm := datetime.NewUnixNow()
|
||||
fmt.Println(tm) //&{1647597438}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="NewUnix">NewUnix</span>
|
||||
<p>创建一个unix时间戳</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewUnix(unix int64) *theTime
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm := datetime.NewUnix(1647597438)
|
||||
fmt.Println(tm) //&{1647597438}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="NewFormat">NewFormat</span>
|
||||
<p>创建一个yyyy-mm-dd hh:mm:ss格式时间字符串的unix时间戳</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewFormat(t string) (*theTime, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, err := datetime.NewFormat("2022-03-18 17:04:05")
|
||||
fmt.Println(tm) //&{1647594245}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="NewISO8601">NewISO8601</span>
|
||||
<p>创建一个iso8601格式时间字符串的unix时间戳</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type theTime struct {
|
||||
unix int64
|
||||
}
|
||||
func NewISO8601(iso8601 string) (*theTime, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, err := datetime.NewISO8601("2006-01-02T15:04:05.999Z")
|
||||
fmt.Println(tm) //&{1136214245}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToUnix">ToUnix</span>
|
||||
<p>返回unix时间戳</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToUnix() int64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm := datetime.NewUnixNow()
|
||||
fmt.Println(tm.ToUnix()) //1647597438
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToFormat">ToFormat</span>
|
||||
<p>返回格式'yyyy-mm-dd hh:mm:ss'的日期字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToFormat() string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, _ := datetime.NewFormat("2022-03-18 17:04:05")
|
||||
fmt.Println(tm.ToFormat()) //"2022-03-18 17:04:05"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ToFormatForTpl">ToFormatForTpl</span>
|
||||
<p>返回tpl格式指定的日期字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToFormatForTpl(tpl string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, _ := datetime.NewFormat("2022-03-18 17:04:05")
|
||||
ts := tm.ToFormatForTpl("2006/01/02 15:04:05")
|
||||
fmt.Println(ts) //"2022/03/18 17:04:05"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="ToIso8601">ToIso8601</span>
|
||||
<p>返回iso8601日期字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func (t *theTime) ToIso8601() string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
tm, _ := datetime.NewISO8601("2006-01-02T15:04:05.999Z")
|
||||
ts := tm.ToIso8601()
|
||||
fmt.Println(ts) //"2006-01-02T23:04:05+08:00"
|
||||
}
|
||||
```
|
||||
|
||||
472
docs/fileutil.md
Normal file
472
docs/fileutil.md
Normal file
@@ -0,0 +1,472 @@
|
||||
# Fileutil
|
||||
Package fileutil implements some basic functions for file operations.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/fileutil/file.go](https://github.com/duke-git/lancet/blob/v1/fileutil/file.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [ClearFile](#ClearFile)
|
||||
- [CreateFile](#CreateFile)
|
||||
- [CreateDir](#CreateDir)
|
||||
- [CopyFile](#CopyFile)
|
||||
- [FileMode](#FileMode)
|
||||
- [MiMeType](#MiMeType)
|
||||
- [IsExist](#IsExist)
|
||||
- [IsLink](#IsLink)
|
||||
- [IsDir](#IsDir)
|
||||
- [ListFileNames](#ListFileNames)
|
||||
- [RemoveFile](#RemoveFile)
|
||||
- [ReadFileToString](#ReadFileToString)
|
||||
- [ReadFileByLine](#ReadFileByLine)
|
||||
- [Zip](#Zip)
|
||||
- [UnZip](#UnZip)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
|
||||
### <span id="ClearFile">ClearFile</span>
|
||||
<p>Clear the file content, write empty string to the file.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ClearFile(path string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.ClearFile("./test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="CreateDir">CreateDir</span>
|
||||
<p>Create directory in absolute path. param `absPath` like /a/, /a/b/.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func CreateDir(absPath string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.CreateDir("/a/")
|
||||
fmt.Println(err)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="CreateFile">CreateFile</span>
|
||||
<p>Create file in path. return true if create succeed.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func CreateFile(path string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isCreatedSucceed := fileutil.CreateFile("./test.txt")
|
||||
fmt.Println(isCreatedSucceed)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="CopyFile">CopyFile</span>
|
||||
<p>Copy src file to dest file. If dest file exist will overwrite it.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func CopyFile(srcFilePath string, dstFilePath string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.CopyFile("./test.txt", "./test_copy.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="FileMode">FileMode</span>
|
||||
<p>Return file mode infomation.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func FileMode(path string) (fs.FileMode, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
mode, err := fileutil.FileMode("./test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
fmt.Println(mode)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="MiMeType">MiMeType</span>
|
||||
<p>Get file mime type, 'file' param's type should be string or *os.File.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func MiMeType(file interface{}) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type1 := fileutil.MiMeType("./test.txt")
|
||||
fmt.Println(type1) //text/plain; charset=utf-8
|
||||
|
||||
f, _ := os.Open("./file.go")
|
||||
type2 := fileutil.MiMeType(f)
|
||||
fmt.Println(type2) //text/plain; charset=utf-8
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsExist">IsExist</span>
|
||||
<p>Checks if a file or directory exists.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsExist(path string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fileutil.CreateFile("./test.txt")
|
||||
isFileExist := fileutil.IsExist("./test.txt")
|
||||
fmt.Println(isFileExist) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsLink">IsLink</span>
|
||||
<p>Checks if a file is symbol link or not.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsLink(path string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isLinkFile := fileutil.IsLink("./test.txt")
|
||||
fmt.Println(isLinkFile) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsDir">IsDir</span>
|
||||
<p>Checks if the path is directy or not.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsDir(path string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isDir := fileutil.IsDir("./")
|
||||
fmt.Println(isDir) //true
|
||||
|
||||
isDir = fileutil.IsDir("./test.txt")
|
||||
fmt.Println(isDir) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ListFileNames">ListFileNames</span>
|
||||
<p>List all file names in given path.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ListFileNames(path string) ([]string, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fileNames, _ := fileutil.ListFileNames("./")
|
||||
fmt.Println(fileNames)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RemoveFile">RemoveFile</span>
|
||||
<p>Remove the file of path.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RemoveFile(path string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.RemoveFile("./test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="ReadFileToString">ReadFileToString</span>
|
||||
<p>Return string of file content.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ReadFileToString(path string) (string, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
path := "./test.txt"
|
||||
fileutil.CreateFile(path)
|
||||
|
||||
f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
|
||||
f.WriteString("hello world")
|
||||
|
||||
content, _ := fileutil.ReadFileToString(path)
|
||||
fmt.Println(content) //hello world
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ReadFileByLine">ReadFileByLine</span>
|
||||
<p>Read file line by line, and return slice of lines</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ReadFileByLine(path string)([]string, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
path := "./text.txt"
|
||||
fileutil.CreateFile(path)
|
||||
|
||||
f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
|
||||
defer f.Close()
|
||||
f.WriteString("hello\nworld")
|
||||
|
||||
contents, _ := fileutil.ReadFileByLine(path)
|
||||
fmt.Println(contents) //[]string{"hello", "world"}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Zip">Zip</span>
|
||||
<p>Create a zip file of fpath, fpath could be a file or a directory.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Zip(fpath string, destPath string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.Zip("./test.txt", "./test.zip")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="UnZip">UnZip</span>
|
||||
<p>Unzip the file and save it to dest path.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func UnZip(zipFile string, destPath string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.Zip("./test.zip", "./unzip/test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
471
docs/fileutil_zh-CN.md
Normal file
471
docs/fileutil_zh-CN.md
Normal file
@@ -0,0 +1,471 @@
|
||||
# Fileutil
|
||||
fileutil包支持文件基本操作。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/fileutil/file.go](https://github.com/duke-git/lancet/blob/v1/fileutil/file.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [ClearFile](#ClearFile)
|
||||
- [CreateFile](#CreateFile)
|
||||
- [CreateDir](#CreateDir)
|
||||
- [CopyFile](#CopyFile)
|
||||
- [FileMode](#FileMode)
|
||||
- [MiMeType](#MiMeType)
|
||||
- [IsExist](#IsExist)
|
||||
- [IsLink](#IsLink)
|
||||
- [IsDir](#IsDir)
|
||||
- [ListFileNames](#ListFileNames)
|
||||
- [RemoveFile](#RemoveFile)
|
||||
- [ReadFileToString](#ReadFileToString)
|
||||
- [ReadFileByLine](#ReadFileByLine)
|
||||
- [Zip](#Zip)
|
||||
- [UnZip](#UnZip)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
|
||||
|
||||
### <span id="ClearFile">ClearFile</span>
|
||||
<p>清空文件内容</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ClearFile(path string) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.ClearFile("./test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="CreateDir">CreateDir</span>
|
||||
<p>使用绝对路径创建嵌套目录，例如/a/, /a/b/</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func CreateDir(absPath string) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.CreateDir("/a/")
|
||||
fmt.Println(err)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="CreateFile">CreateFile</span>
|
||||
<p>创建文件，创建成功返回true, 否则返回false</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func CreateFile(path string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isCreatedSucceed := fileutil.CreateFile("./test.txt")
|
||||
fmt.Println(isCreatedSucceed)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="CopyFile">CopyFile</span>
|
||||
<p>拷贝文件，会覆盖原有的拷贝文件</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func CopyFile(srcFilePath string, dstFilePath string) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.CopyFile("./test.txt", "./test_copy.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="FileMode">FileMode</span>
|
||||
<p>获取文件mode信息</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func FileMode(path string) (fs.FileMode, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
mode, err := fileutil.FileMode("./test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
fmt.Println(mode)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="MiMeType">MiMeType</span>
|
||||
<p>获取文件mime类型, 'file'参数的类型必须是string或者*os.File</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func MiMeType(file interface{}) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type1 := fileutil.MiMeType("./test.txt")
|
||||
fmt.Println(type1) //text/plain; charset=utf-8
|
||||
|
||||
f, _ := os.Open("./file.go")
|
||||
type2 := fileutil.MiMeType(f)
|
||||
fmt.Println(type2) //text/plain; charset=utf-8
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsExist">IsExist</span>
|
||||
<p>判断文件或目录是否存在</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsExist(path string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fileutil.CreateFile("./test.txt")
|
||||
isFileExist := fileutil.IsExist("./test.txt")
|
||||
fmt.Println(isFileExist) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsLink">IsLink</span>
|
||||
<p>判断文件是否是符号链接</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsLink(path string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isLinkFile := fileutil.IsLink("./test.txt")
|
||||
fmt.Println(isLinkFile) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsDir">IsDir</span>
|
||||
<p>判断目录是否存在</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsDir(path string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isDir := fileutil.IsDir("./")
|
||||
fmt.Println(isDir) //true
|
||||
|
||||
isDir = fileutil.IsDir("./test.txt")
|
||||
fmt.Println(isDir) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ListFileNames">ListFileNames</span>
|
||||
<p>返回目录下所有文件名</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ListFileNames(path string) ([]string, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fileNames, _ := fileutil.ListFileNames("./")
|
||||
fmt.Println(fileNames)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RemoveFile">RemoveFile</span>
|
||||
<p>删除文件</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RemoveFile(path string) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.RemoveFile("./test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="ReadFileToString">ReadFileToString</span>
|
||||
<p>读取文件内容并返回字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ReadFileToString(path string) (string, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
path := "./test.txt"
|
||||
fileutil.CreateFile(path)
|
||||
|
||||
f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
|
||||
f.WriteString("hello world")
|
||||
|
||||
content, _ := fileutil.ReadFileToString(path)
|
||||
fmt.Println(content) //hello world
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ReadFileByLine">ReadFileByLine</span>
|
||||
<p>按行读取文件内容，返回字符串切片包含每一行</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ReadFileByLine(path string)([]string, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
path := "./text.txt"
|
||||
fileutil.CreateFile(path)
|
||||
|
||||
f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
|
||||
defer f.Close()
|
||||
f.WriteString("hello\nworld")
|
||||
|
||||
contents, _ := fileutil.ReadFileByLine(path)
|
||||
fmt.Println(contents) //[]string{"hello", "world"}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Zip">Zip</span>
|
||||
<p>zip压缩文件, fpath参数可以是文件或目录</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Zip(fpath string, destPath string) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.Zip("./test.txt", "./test.zip")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="UnZip">UnZip</span>
|
||||
<p>zip解压缩文件并保存在目录中</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func UnZip(zipFile string, destPath string) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/fileutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := fileutil.Zip("./test.zip", "./unzip/test.txt")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
53
docs/formatter.md
Normal file
53
docs/formatter.md
Normal file
@@ -0,0 +1,53 @@
|
||||
# Formatter
|
||||
formatter contains some functions for data formatting.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/formatter/formatter.go](https://github.com/duke-git/lancet/blob/v1/formatter/formatter.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/formatter"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [Comma](#Comma)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
|
||||
### <span id="Comma">Comma</span>
|
||||
<p>Add comma to number by every 3 numbers from right. ahead by symbol char.
|
||||
Param should be number or numberic string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Comma(v interface{}, symbol string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/formatter"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(formatter.Comma("12345", "")) // "12,345"
|
||||
fmt.Println(formatter.Comma(12345.67, "¥")) // "¥12,345.67"
|
||||
}
|
||||
```
|
||||
52
docs/formatter_zh-CN.md
Normal file
52
docs/formatter_zh-CN.md
Normal file
@@ -0,0 +1,52 @@
|
||||
# Formatter
|
||||
formatter格式化器包含一些数据格式化处理方法。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/formatter/formatter.go](https://github.com/duke-git/lancet/blob/v1/formatter/formatter.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/formatter"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [Comma](#Comma)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
|
||||
|
||||
### <span id="Comma">Comma</span>
|
||||
<p>用逗号每隔3位分割数字/字符串，签名添加符号。参数必须是数字或者可以转为数字的字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Comma(v interface{}, symbol string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/formatter"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(formatter.Comma("12345", "")) // "12,345"
|
||||
fmt.Println(formatter.Comma(12345.67, "¥")) // "¥12,345.67"
|
||||
}
|
||||
```
|
||||
364
docs/function.md
Normal file
364
docs/function.md
Normal file
@@ -0,0 +1,364 @@
|
||||
# Function
|
||||
Package function can control the flow of function execution and support part of functional programming.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/function/function.go](https://github.com/duke-git/lancet/blob/v1/function/function.go)
|
||||
[https://github.com/duke-git/lancet/blob/v1/function/watcher.go](https://github.com/duke-git/lancet/blob/v1/function/watcher.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [After](#After)
|
||||
- [Before](#Before)
|
||||
- [Curry](#Curry)
|
||||
- [Compose](#Compose)
|
||||
- [Debounced](#Debounced)
|
||||
- [Delay](#Delay)
|
||||
- [Watcher](#Watcher)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
|
||||
### <span id="After">After</span>
|
||||
<p>Creates a function that invokes given func once it's called n or more times.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func After(n int, fn interface{}) func(args ...interface{}) []reflect.Value
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
arr := []string{"a", "b"}
|
||||
f := function.After(len(arr), func(i int) int {
|
||||
fmt.Println("last print")
|
||||
return i
|
||||
})
|
||||
|
||||
type cb func(args ...interface{}) []reflect.Value
|
||||
print := func(i int, s string, fn cb) {
|
||||
fmt.Printf("arr[%d] is %s \n", i, s)
|
||||
fn(i)
|
||||
}
|
||||
|
||||
fmt.Println("arr is", arr)
|
||||
for i := 0; i < len(arr); i++ {
|
||||
print(i, arr[i], f)
|
||||
}
|
||||
|
||||
//output:
|
||||
// arr is [a b]
|
||||
// arr[0] is a
|
||||
// arr[1] is b
|
||||
// last print
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Before">Before</span>
|
||||
|
||||
<p>creates a function that invokes func once it's called less than n times.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Before(n int, fn interface{}) func(args ...interface{}) []reflect.Value
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
"github.com/duke-git/lancet/internal"
|
||||
)
|
||||
|
||||
func main() {
|
||||
assert := internal.NewAssert(t, "TestBefore")
|
||||
|
||||
arr := []string{"a", "b", "c", "d", "e"}
|
||||
f := function.Before(3, func(i int) int {
|
||||
return i
|
||||
})
|
||||
|
||||
var res []int64
|
||||
type cb func(args ...interface{}) []reflect.Value
|
||||
appendStr := func(i int, s string, fn cb) {
|
||||
v := fn(i)
|
||||
res = append(res, v[0].Int())
|
||||
}
|
||||
|
||||
for i := 0; i < len(arr); i++ {
|
||||
appendStr(i, arr[i], f)
|
||||
}
|
||||
|
||||
expected := []int64{0, 1, 2, 2, 2}
|
||||
assert.Equal(expected, res)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Curry">Curry</span>
|
||||
|
||||
<p>Make a curry function.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type Fn func(...interface{}) interface{}
|
||||
func (f Fn) Curry(i interface{}) func(...interface{}) interface{}
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
add := func(a, b int) int {
|
||||
return a + b
|
||||
}
|
||||
var addCurry function.Fn = func(values ...interface{}) interface{} {
|
||||
return add(values[0].(int), values[1].(int))
|
||||
}
|
||||
add1 := addCurry.Curry(1)
|
||||
result := add1(2)
|
||||
fmt.Println(result) //3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Compose">Compose</span>
|
||||
|
||||
<p>Compose the function list from right to left, then return the composed function.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Compose(fnList ...func(...interface{}) interface{}) func(...interface{}) interface{}
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
add1 := func(v ...interface{}) interface{} {
|
||||
return v[0].(int) + 1
|
||||
}
|
||||
add2 := func(v ...interface{}) interface{} {
|
||||
return v[0].(int) + 2
|
||||
}
|
||||
|
||||
add3 := function.Compose(add1, add2)
|
||||
result := add3(1)
|
||||
|
||||
fmt.Println(result) //4
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Debounced">Debounced</span>
|
||||
|
||||
<p>Creates a debounced function that delays invoking fn until after wait duration have elapsed since the last time the debounced function was invoked.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Debounced(fn func(), duration time.Duration) func()
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
count := 0
|
||||
add := func() {
|
||||
count++
|
||||
}
|
||||
|
||||
debouncedAdd := function.Debounced(add, 50*time.Microsecond)
|
||||
function.debouncedAdd()
|
||||
function.debouncedAdd()
|
||||
function.debouncedAdd()
|
||||
function.debouncedAdd()
|
||||
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
fmt.Println(count) //1
|
||||
|
||||
function.debouncedAdd()
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
fmt.Println(count) //2
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Delay">Delay</span>
|
||||
|
||||
<p>Invoke function after delayed time.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Delay(delay time.Duration, fn interface{}, args ...interface{})
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var print = func(s string) {
|
||||
fmt.Println(count) //test delay
|
||||
}
|
||||
function.Delay(2*time.Second, print, "test delay")
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Schedule">Schedule</span>
|
||||
|
||||
<p>Invoke function every duration time, until close the returned bool chan.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Schedule(d time.Duration, fn interface{}, args ...interface{}) chan bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var res []string
|
||||
appendStr := func(s string) {
|
||||
res = append(res, s)
|
||||
}
|
||||
|
||||
stop := function.Schedule(1*time.Second, appendStr, "*")
|
||||
time.Sleep(5 * time.Second)
|
||||
close(stop)
|
||||
|
||||
fmt.Println(res) //[* * * * *]
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Watcher">Watcher</span>
|
||||
|
||||
<p>Watcher is used for record code excution time. can start/stop/reset the watch timer. get the elapsed time of function execution.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type Watcher struct {
|
||||
startTime int64
|
||||
stopTime int64
|
||||
excuting bool
|
||||
}
|
||||
func (w *Watcher) Start() //start the watcher
|
||||
func (w *Watcher) Stop() //stop the watcher
|
||||
func (w *Watcher) Reset() //reset the watcher
|
||||
func (w *Watcher) GetElapsedTime() time.Duration //get the elapsed time of function execution
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
w := &function.Watcher{}
|
||||
w.Start()
|
||||
|
||||
longRunningTask()
|
||||
|
||||
fmt.Println(w.excuting) //true
|
||||
|
||||
w.Stop()
|
||||
|
||||
eapsedTime := w.GetElapsedTime().Milliseconds()
|
||||
fmt.Println(eapsedTime)
|
||||
|
||||
w.Reset()
|
||||
|
||||
fmt.Println(w.excuting) //false
|
||||
|
||||
fmt.Println(w.startTime) //0
|
||||
fmt.Println(w.stopTime) //0
|
||||
}
|
||||
|
||||
func longRunningTask() {
|
||||
var slice []int64
|
||||
for i := 0; i < 10000000; i++ {
|
||||
slice = append(slice, int64(i))
|
||||
}
|
||||
}
|
||||
|
||||
```
|
||||
|
||||
|
||||
|
||||
364
docs/function_zh-CN.md
Normal file
364
docs/function_zh-CN.md
Normal file
@@ -0,0 +1,364 @@
|
||||
# Function
|
||||
function函数包控制函数执行流程，包含部分函数式编程。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/function/function.go](https://github.com/duke-git/lancet/blob/v1/function/function.go)
|
||||
[https://github.com/duke-git/lancet/blob/v1/function/watcher.go](https://github.com/duke-git/lancet/blob/v1/function/watcher.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [After](#After)
|
||||
- [Before](#Before)
|
||||
- [Curry](#Curry)
|
||||
- [Compose](#Compose)
|
||||
- [Debounced](#Debounced)
|
||||
- [Delay](#Delay)
|
||||
- [Watcher](#Watcher)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
|
||||
|
||||
### <span id="After">After</span>
|
||||
<p>创建一个函数，当他被调用n或更多次之后将马上触发fn</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func After(n int, fn interface{}) func(args ...interface{}) []reflect.Value
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
arr := []string{"a", "b"}
|
||||
f := function.After(len(arr), func(i int) int {
|
||||
fmt.Println("last print")
|
||||
return i
|
||||
})
|
||||
|
||||
type cb func(args ...interface{}) []reflect.Value
|
||||
print := func(i int, s string, fn cb) {
|
||||
fmt.Printf("arr[%d] is %s \n", i, s)
|
||||
fn(i)
|
||||
}
|
||||
|
||||
fmt.Println("arr is", arr)
|
||||
for i := 0; i < len(arr); i++ {
|
||||
print(i, arr[i], f)
|
||||
}
|
||||
|
||||
//output:
|
||||
// arr is [a b]
|
||||
// arr[0] is a
|
||||
// arr[1] is b
|
||||
// last print
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Before">Before</span>
|
||||
|
||||
<p>创建一个函数，调用次数不超过n次，之后再调用这个函数，将返回一次最后调用fn的结果</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Before(n int, fn interface{}) func(args ...interface{}) []reflect.Value
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
"github.com/duke-git/lancet/internal"
|
||||
)
|
||||
|
||||
func main() {
|
||||
assert := internal.NewAssert(t, "TestBefore")
|
||||
|
||||
arr := []string{"a", "b", "c", "d", "e"}
|
||||
f := function.Before(3, func(i int) int {
|
||||
return i
|
||||
})
|
||||
|
||||
var res []int64
|
||||
type cb func(args ...interface{}) []reflect.Value
|
||||
appendStr := func(i int, s string, fn cb) {
|
||||
v := fn(i)
|
||||
res = append(res, v[0].Int())
|
||||
}
|
||||
|
||||
for i := 0; i < len(arr); i++ {
|
||||
appendStr(i, arr[i], f)
|
||||
}
|
||||
|
||||
expected := []int64{0, 1, 2, 2, 2}
|
||||
assert.Equal(expected, res)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Curry">Curry</span>
|
||||
|
||||
<p>创建一个柯里化的函数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type Fn func(...interface{}) interface{}
|
||||
func (f Fn) Curry(i interface{}) func(...interface{}) interface{}
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
add := func(a, b int) int {
|
||||
return a + b
|
||||
}
|
||||
var addCurry function.Fn = func(values ...interface{}) interface{} {
|
||||
return add(values[0].(int), values[1].(int))
|
||||
}
|
||||
add1 := addCurry.Curry(1)
|
||||
result := add1(2)
|
||||
fmt.Println(result) //3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Compose">Compose</span>
|
||||
|
||||
<p>从右至左组合函数列表fnList， 返回组合后的函数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Compose(fnList ...func(...interface{}) interface{}) func(...interface{}) interface{}
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
add1 := func(v ...interface{}) interface{} {
|
||||
return v[0].(int) + 1
|
||||
}
|
||||
add2 := func(v ...interface{}) interface{} {
|
||||
return v[0].(int) + 2
|
||||
}
|
||||
|
||||
add3 := function.Compose(add1, add2)
|
||||
result := add3(1)
|
||||
|
||||
fmt.Println(result) //4
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Debounced">Debounced</span>
|
||||
|
||||
<p>创建一个 debounced 函数，该函数延迟调用 fn 直到自上次调用 debounced 函数后等待持续时间过去。</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Debounced(fn func(), duration time.Duration) func()
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
count := 0
|
||||
add := func() {
|
||||
count++
|
||||
}
|
||||
|
||||
debouncedAdd := function.Debounced(add, 50*time.Microsecond)
|
||||
function.debouncedAdd()
|
||||
function.debouncedAdd()
|
||||
function.debouncedAdd()
|
||||
function.debouncedAdd()
|
||||
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
fmt.Println(count) //1
|
||||
|
||||
function.debouncedAdd()
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
fmt.Println(count) //2
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Delay">Delay</span>
|
||||
|
||||
<p>延迟delay时间后调用函数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Delay(delay time.Duration, fn interface{}, args ...interface{})
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var print = func(s string) {
|
||||
fmt.Println(count) //test delay
|
||||
}
|
||||
function.Delay(2*time.Second, print, "test delay")
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Schedule">Schedule</span>
|
||||
|
||||
<p>每次持续时间调用函数，直到关闭返回的 bool chan</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Schedule(d time.Duration, fn interface{}, args ...interface{}) chan bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var res []string
|
||||
appendStr := func(s string) {
|
||||
res = append(res, s)
|
||||
}
|
||||
|
||||
stop := function.Schedule(1*time.Second, appendStr, "*")
|
||||
time.Sleep(5 * time.Second)
|
||||
close(stop)
|
||||
|
||||
fmt.Println(res) //[* * * * *]
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Watcher">Watcher</span>
|
||||
|
||||
<p>Watcher 用于记录代码执行时间。可以启动/停止/重置手表定时器。获取函数执行的时间。 </p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type Watcher struct {
|
||||
startTime int64
|
||||
stopTime int64
|
||||
excuting bool
|
||||
}
|
||||
func (w *Watcher) Start() //start the watcher
|
||||
func (w *Watcher) Stop() //stop the watcher
|
||||
func (w *Watcher) Reset() //reset the watcher
|
||||
func (w *Watcher) GetElapsedTime() time.Duration //get the elapsed time of function execution
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/function"
|
||||
)
|
||||
|
||||
func main() {
|
||||
w := &function.Watcher{}
|
||||
w.Start()
|
||||
|
||||
longRunningTask()
|
||||
|
||||
fmt.Println(w.excuting) //true
|
||||
|
||||
w.Stop()
|
||||
|
||||
eapsedTime := w.GetElapsedTime().Milliseconds()
|
||||
fmt.Println(eapsedTime)
|
||||
|
||||
w.Reset()
|
||||
|
||||
fmt.Println(w.excuting) //false
|
||||
|
||||
fmt.Println(w.startTime) //0
|
||||
fmt.Println(w.stopTime) //0
|
||||
}
|
||||
|
||||
func longRunningTask() {
|
||||
var slice []int64
|
||||
for i := 0; i < 10000000; i++ {
|
||||
slice = append(slice, int64(i))
|
||||
}
|
||||
}
|
||||
|
||||
```
|
||||
|
||||
|
||||
|
||||
233
docs/mathutil.md
Normal file
233
docs/mathutil.md
Normal file
@@ -0,0 +1,233 @@
|
||||
# Mathutil
|
||||
Package mathutil implements some functions for math calculation.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/mathutil/mathutil.go](https://github.com/duke-git/lancet/blob/v1/mathutil/mathutil.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Example:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [Exponent](#Exponent)
|
||||
- [Fibonacci](#Fibonacci)
|
||||
- [Factorial](#Factorial)
|
||||
- [Percent](#Percent)
|
||||
- [RoundToFloat](#RoundToFloat)
|
||||
- [RoundToString](#RoundToString)
|
||||
- [TruncRound](#TruncRound)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="Exponent">Exponent</span>
|
||||
<p>Calculate x to the nth power.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Exponent(x, n int64) int64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Exponent(10, 0)) //1
|
||||
fmt.Println(mathutil.Exponent(10, 1)) //10
|
||||
fmt.Println(mathutil.Exponent(10, 2)) //100
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Fibonacci">Fibonacci</span>
|
||||
<p>Calculate the nth number of fibonacci sequence.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Fibonacci(first, second, n int) int
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 1)) //1
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 2)) //1
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 3)) //2
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 4)) //3
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 5)) //5
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Factorial">Factorial</span>
|
||||
<p>Calculate the factorial of x.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Factorial(x uint) uint
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Factorial(0)) //1
|
||||
fmt.Println(mathutil.Factorial(1)) //1
|
||||
fmt.Println(mathutil.Factorial(2)) //2
|
||||
fmt.Println(mathutil.Factorial(3)) //6
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Percent">Percent</span>
|
||||
<p>calculate the percentage of val to total, retain n decimal places.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Percent(val, total float64, n int) float64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Percent(1, 2, 2)) //1
|
||||
fmt.Println(mathutil.Percent(0.1, 0.3, 2)) //33.33
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RoundToFloat">RoundToFloat</span>
|
||||
<p>Round float up to n decimal places.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RoundToFloat(x float64, n int) float64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.RoundToFloat(0, 0)) //0
|
||||
fmt.Println(mathutil.RoundToFloat(0, 1)) //0
|
||||
fmt.Println(mathutil.RoundToFloat(0.124, 2)) //0.12
|
||||
fmt.Println(mathutil.RoundToFloat(0.125, 2)) //0.13
|
||||
fmt.Println(mathutil.RoundToFloat(0.125, 3)) //0.125
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="RoundToString">RoundToString</span>
|
||||
<p>Round float up to n decimal places. will return string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RoundToString(x float64, n int) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.RoundToString(0, 0)) //"0"
|
||||
fmt.Println(mathutil.RoundToString(0, 1)) //"0.0:
|
||||
fmt.Println(mathutil.RoundToString(0.124, 2)) //"0.12"
|
||||
fmt.Println(mathutil.RoundToString(0.125, 2)) //"0.13"
|
||||
fmt.Println(mathutil.RoundToString(0.125, 3)) //"0.125"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="TruncRound">TruncRound</span>
|
||||
<p>Round float off n decimal places.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func TruncRound(x float64, n int) float64
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.TruncRound(0, 0)) //0
|
||||
fmt.Println(mathutil.TruncRound(0, 1)) //0
|
||||
fmt.Println(mathutil.TruncRound(0.124, 2)) //0.12
|
||||
fmt.Println(mathutil.TruncRound(0.125, 2)) //0.12
|
||||
fmt.Println(mathutil.TruncRound(0.125, 3)) //0.125
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
234
docs/mathutil_zh-CN.md
Normal file
234
docs/mathutil_zh-CN.md
Normal file
@@ -0,0 +1,234 @@
|
||||
# Mathutil
|
||||
mathutil包实现了一些数学计算的函数.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/mathutil/mathutil.go](https://github.com/duke-git/lancet/blob/v1/mathutil/mathutil.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [Exponent](#Exponent)
|
||||
- [Fibonacci](#Fibonacci)
|
||||
- [Factorial](#Factorial)
|
||||
|
||||
- [Percent](#Percent)
|
||||
- [RoundToFloat](#RoundToFloat)
|
||||
- [RoundToString](#RoundToString)
|
||||
- [TruncRound](#TruncRound)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="Exponent">Exponent</span>
|
||||
<p>指数计算（x的n次方）</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Exponent(x, n int64) int64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Exponent(10, 0)) //1
|
||||
fmt.Println(mathutil.Exponent(10, 1)) //10
|
||||
fmt.Println(mathutil.Exponent(10, 2)) //100
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Fibonacci">Fibonacci</span>
|
||||
<p>计算斐波那契数列的第n个数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Fibonacci(first, second, n int) int
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 1)) //1
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 2)) //1
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 3)) //2
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 4)) //3
|
||||
fmt.Println(mathutil.Fibonacci(1, 1, 5)) //5
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Factorial">Factorial</span>
|
||||
<p>计算阶乘</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Factorial(x uint) uint
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Factorial(0)) //1
|
||||
fmt.Println(mathutil.Factorial(1)) //1
|
||||
fmt.Println(mathutil.Factorial(2)) //2
|
||||
fmt.Println(mathutil.Factorial(3)) //6
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Percent">Percent</span>
|
||||
<p>计算百分比，保留n位小数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Percent(val, total float64, n int) float64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.Percent(1, 2, 2)) //1
|
||||
fmt.Println(mathutil.Percent(0.1, 0.3, 2)) //33.33
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RoundToFloat">RoundToFloat</span>
|
||||
<p>四舍五入，保留n位小数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RoundToFloat(x float64, n int) float64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.RoundToFloat(0, 0)) //0
|
||||
fmt.Println(mathutil.RoundToFloat(0, 1)) //0
|
||||
fmt.Println(mathutil.RoundToFloat(0.124, 2)) //0.12
|
||||
fmt.Println(mathutil.RoundToFloat(0.125, 2)) //0.13
|
||||
fmt.Println(mathutil.RoundToFloat(0.125, 3)) //0.125
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="RoundToString">RoundToString</span>
|
||||
<p>四舍五入，保留n位小数，返回字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RoundToString(x float64, n int) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.RoundToString(0, 0)) //"0"
|
||||
fmt.Println(mathutil.RoundToString(0, 1)) //"0.0:
|
||||
fmt.Println(mathutil.RoundToString(0.124, 2)) //"0.12"
|
||||
fmt.Println(mathutil.RoundToString(0.125, 2)) //"0.13"
|
||||
fmt.Println(mathutil.RoundToString(0.125, 3)) //"0.125"
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="TruncRound">TruncRound</span>
|
||||
<p>截短n位小数（不进行四舍五入）</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func TruncRound(x float64, n int) float64
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/mathutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(mathutil.TruncRound(0, 0)) //0
|
||||
fmt.Println(mathutil.TruncRound(0, 1)) //0
|
||||
fmt.Println(mathutil.TruncRound(0.124, 2)) //0.12
|
||||
fmt.Println(mathutil.TruncRound(0.125, 2)) //0.12
|
||||
fmt.Println(mathutil.TruncRound(0.125, 3)) //0.125
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
844
docs/netutil.md
Normal file
844
docs/netutil.md
Normal file
@@ -0,0 +1,844 @@
|
||||
# Netutil
|
||||
Package netutil contains functions to get net information and send http request.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/netutil/net.go](https://github.com/duke-git/lancet/blob/v1/netutil/net.go)
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/netutil/http_client.go](https://github.com/duke-git/lancet/blob/v1/netutil/http_client.go)
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/netutil/http.go](https://github.com/duke-git/lancet/blob/v1/netutil/http.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [ConvertMapToQueryString](#ConvertMapToQueryString)
|
||||
- [EncodeUrl](#EncodeUrl)
|
||||
- [GetInternalIp](#GetInternalIp)
|
||||
- [GetIps](#GetIps)
|
||||
- [GetMacAddrs](#GetMacAddrs)
|
||||
- [GetPublicIpInfo](#GetPublicIpInfo)
|
||||
- [GetRequestPublicIp](#GetRequestPublicIp)
|
||||
- [IsPublicIP](#IsPublicIP)
|
||||
- [IsInternalIP](#IsInternalIP)
|
||||
- [HttpRequest](#HttpRequest)
|
||||
- [HttpClient](#HttpClient)
|
||||
- [SendRequest](#SendRequest)
|
||||
- [DecodeResponse](#DecodeResponse)
|
||||
- [StructToUrlValues](#StructToUrlValues)
|
||||
- [HttpGet<sup>Deprecated</sup>](#HttpGet)
|
||||
- [HttpDelete<sup>Deprecated</sup>](#HttpDelete)
|
||||
- [HttpPost<sup>Deprecated</sup>](#HttpPost)
|
||||
- [HttpPut<sup>Deprecated</sup>](#HttpPut)
|
||||
- [HttpPatch<sup>Deprecated</sup>](#HttpPatch)
|
||||
- [ParseHttpResponse](#ParseHttpResponse)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="ConvertMapToQueryString">ConvertMapToQueryString</span>
|
||||
<p>Convert map to url query string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ConvertMapToQueryString(param map[string]interface{}) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var m = map[string]interface{}{
|
||||
"c": 3,
|
||||
"a": 1,
|
||||
"b": 2,
|
||||
}
|
||||
qs := netutil.ConvertMapToQueryString(m)
|
||||
|
||||
fmt.Println(qs) //a=1&b=2&c=3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EncodeUrl">EncodeUrl</span>
|
||||
<p>Encode url query string values.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func EncodeUrl(urlStr string) (string, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
urlAddr := "http://www.lancet.com?a=1&b=[2]"
|
||||
encodedUrl, err := netutil.EncodeUrl(urlAddr)
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
fmt.Println(encodedUrl) //http://www.lancet.com?a=1&b=%5B2%5D
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetInternalIp">GetInternalIp</span>
|
||||
<p>Get internal ip information.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetInternalIp() string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
internalIp := netutil.GetInternalIp()
|
||||
ip := net.ParseIP(internalIp)
|
||||
|
||||
fmt.Println(ip) //192.168.1.9
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetIps">GetIps</span>
|
||||
<p>Get all ipv4 list.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetIps() []string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ips := netutil.GetIps()
|
||||
fmt.Println(ips) //[192.168.1.9]
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetMacAddrs">GetMacAddrs</span>
|
||||
<p>Get all mac addresses list.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetMacAddrs() []string {
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
addrs := netutil.GetMacAddrs()
|
||||
fmt.Println(addrs)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetPublicIpInfo">GetPublicIpInfo</span>
|
||||
<p>Get public ip information.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetPublicIpInfo() (*PublicIpInfo, error)
|
||||
type PublicIpInfo struct {
|
||||
Status string `json:"status"`
|
||||
Country string `json:"country"`
|
||||
CountryCode string `json:"countryCode"`
|
||||
Region string `json:"region"`
|
||||
RegionName string `json:"regionName"`
|
||||
City string `json:"city"`
|
||||
Lat float64 `json:"lat"`
|
||||
Lon float64 `json:"lon"`
|
||||
Isp string `json:"isp"`
|
||||
Org string `json:"org"`
|
||||
As string `json:"as"`
|
||||
Ip string `json:"query"`
|
||||
}
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
publicIpInfo, err := netutil.GetPublicIpInfo()
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
|
||||
fmt.Println(publicIpInfo)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetRequestPublicIp">GetRequestPublicIp</span>
|
||||
<p>Get http request public ip.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetRequestPublicIp(req *http.Request) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ip := "36.112.24.10"
|
||||
|
||||
request1 := http.Request{
|
||||
Method: "GET",
|
||||
Header: http.Header{
|
||||
"X-Forwarded-For": {ip},
|
||||
},
|
||||
}
|
||||
publicIp1 := netutil.GetRequestPublicIp(&request1)
|
||||
fmt.Println(publicIp1) //36.112.24.10
|
||||
|
||||
request2 := http.Request{
|
||||
Method: "GET",
|
||||
Header: http.Header{
|
||||
"X-Real-Ip": {ip},
|
||||
},
|
||||
}
|
||||
publicIp2 := netutil.GetRequestPublicIp(&request2)
|
||||
fmt.Println(publicIp2) //36.112.24.10
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsPublicIP">IsPublicIP</span>
|
||||
<p>Checks if a ip is public or not.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsPublicIP(IP net.IP) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ip1 := net.ParseIP("192.168.0.1")
|
||||
ip2 := net.ParseIP("36.112.24.10")
|
||||
|
||||
fmt.Println(netutil.IsPublicIP(ip1)) //false
|
||||
fmt.Println(netutil.IsPublicIP(ip2)) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsInternalIP">IsInternalIP</span>
|
||||
<p>Checks if an ip is intranet or not.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsInternalIP(IP net.IP) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ip1 := net.ParseIP("127.0.0.1")
|
||||
ip2 := net.ParseIP("36.112.24.10")
|
||||
|
||||
fmt.Println(netutil.IsInternalIP(ip1)) //true
|
||||
fmt.Println(netutil.IsInternalIP(ip2)) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpRequest">HttpRequest</span>
|
||||
<p>HttpRequest is a struct used to abstract HTTP request entity.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type HttpRequest struct {
|
||||
RawURL string
|
||||
Method string
|
||||
Headers http.Header
|
||||
QueryParams url.Values
|
||||
FormData url.Values
|
||||
Body []byte
|
||||
}
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
header := http.Header{}
|
||||
header.Add("Content-Type", "multipart/form-data")
|
||||
|
||||
postData := url.Values{}
|
||||
postData.Add("userId", "1")
|
||||
postData.Add("title", "testItem")
|
||||
|
||||
request := &netutil.HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos",
|
||||
Method: "POST",
|
||||
Headers: header,
|
||||
FormData: postData,
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="HttpClient">HttpClient</span>
|
||||
<p>HttpClient is a struct used to send HTTP request. It can be instanced with some configurations or none config.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type HttpClient struct {
|
||||
*http.Client
|
||||
TLS *tls.Config
|
||||
Request *http.Request
|
||||
Config HttpClientConfig
|
||||
}
|
||||
|
||||
type HttpClientConfig struct {
|
||||
SSLEnabled bool
|
||||
TLSConfig *tls.Config
|
||||
Compressed bool
|
||||
HandshakeTimeout time.Duration
|
||||
ResponseTimeout time.Duration
|
||||
Verbose bool
|
||||
}
|
||||
|
||||
func NewHttpClient() *HttpClient
|
||||
|
||||
func NewHttpClientWithConfig(config *HttpClientConfig) *HttpClient
|
||||
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
httpClientCfg := netutil.HttpClientConfig{
|
||||
SSLEnabled: true,
|
||||
HandshakeTimeout:10 * time.Second
|
||||
}
|
||||
httpClient := netutil.NewHttpClientWithConfig(&httpClientCfg)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="SendRequest">SendRequest</span>
|
||||
<p>Use HttpClient to send HTTP request.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func (client *HttpClient) SendRequest(request *HttpRequest) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
request := &netutil.HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos/1",
|
||||
Method: "GET",
|
||||
}
|
||||
|
||||
httpClient := netutil.NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil || resp.StatusCode != 200 {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Id int `json:"id"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
var todo Todo
|
||||
httpClient.DecodeResponse(resp, &todo)
|
||||
|
||||
fmt.Println(todo.Id) //1
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="DecodeResponse">DecodeResponse</span>
|
||||
<p>Decode http response into target object.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func (client *HttpClient) DecodeResponse(resp *http.Response, target interface{}) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
request := &netutil.HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos/1",
|
||||
Method: "GET",
|
||||
}
|
||||
|
||||
httpClient := netutil.NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil || resp.StatusCode != 200 {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Id int `json:"id"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
var todo Todo
|
||||
httpClient.DecodeResponse(resp, &todo)
|
||||
|
||||
fmt.Println(todo.Id) //1
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="StructToUrlValues">StructToUrlValues</span>
|
||||
<p>Convert struct to url values, only convert the field which is exported and has `json` tag.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func StructToUrlValues(targetStruct interface{}) url.Values
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type TodoQuery struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
}
|
||||
todoQuery := TodoQuery{
|
||||
Id: 1,
|
||||
UserId: 2,
|
||||
}
|
||||
todoValues := netutil.StructToUrlValues(todoQuery)
|
||||
|
||||
fmt.Println(todoValues.Get("id")) //1
|
||||
fmt.Println(todoValues.Get("userId")) //2
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="HttpGet">HttpGet (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>Send http get request.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
// params[0] is header which type should be http.Header or map[string]string,
|
||||
// params[1] is query param which type should be url.Values or map[string]interface{},
|
||||
// params[2] is post body which type should be []byte.
|
||||
// params[3] is http client which type should be http.Client.
|
||||
func HttpGet(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
|
||||
resp, err := netutil.HttpGet(url, header)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpPost">HttpPost (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>Send http post request.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
// params[0] is header which type should be http.Header or map[string]string,
|
||||
// params[1] is query param which type should be url.Values or map[string]interface{},
|
||||
// params[2] is post body which type should be []byte.
|
||||
// params[3] is http client which type should be http.Client.
|
||||
func HttpPost(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
todo := Todo{1, "TestAddToDo"}
|
||||
bodyParams, _ := json.Marshal(todo)
|
||||
|
||||
resp, err := netutil.HttpPost(url, header, nil, bodyParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpPut">HttpPut (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>Send http put request.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
// params[0] is header which type should be http.Header or map[string]string,
|
||||
// params[1] is query param which type should be url.Values or map[string]interface{},
|
||||
// params[2] is post body which type should be []byte.
|
||||
// params[3] is http client which type should be http.Client.
|
||||
func HttpPut(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
type Todo struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
todo := Todo{1, 1, "TestPutToDo"}
|
||||
bodyParams, _ := json.Marshal(todo)
|
||||
|
||||
resp, err := netutil.HttpPut(url, header, nil, bodyParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpDelete">HttpDelete (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>Send http delete request.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
// params[0] is header which type should be http.Header or map[string]string,
|
||||
// params[1] is query param which type should be url.Values or map[string]interface{},
|
||||
// params[2] is post body which type should be []byte.
|
||||
// params[3] is http client which type should be http.Client.
|
||||
func HttpDelete(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
resp, err := netutil.HttpDelete(url)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpPatch">HttpPatch (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>Send http patch request.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
// params[0] is header which type should be http.Header or map[string]string,
|
||||
// params[1] is query param which type should be url.Values or map[string]interface{},
|
||||
// params[2] is post body which type should be []byte.
|
||||
// params[3] is http client which type should be http.Client.
|
||||
func HttpPatch(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
type Todo struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
todo := Todo{1, 1, "TestPatchToDo"}
|
||||
bodyParams, _ := json.Marshal(todo)
|
||||
|
||||
resp, err := netutil.HttpPatch(url, header, nil, bodyParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ParseHttpResponse">ParseHttpResponse</span>
|
||||
<p>Decode http response to specified interface.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ParseHttpResponse(resp *http.Response, obj interface{}) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
|
||||
resp, err := netutil.HttpGet(url, header)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
toDoResp := &Todo{}
|
||||
err = netutil.ParseHttpResponse(resp, toDoResp)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(toDoResp)
|
||||
}
|
||||
```
|
||||
|
||||
844
docs/netutil_zh-CN.md
Normal file
844
docs/netutil_zh-CN.md
Normal file
@@ -0,0 +1,844 @@
|
||||
# Netutil
|
||||
netutil网络包支持获取ip地址，发送http请求。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/netutil/net.go](https://github.com/duke-git/lancet/blob/v1/netutil/net.go)
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/netutil/http_client.go](https://github.com/duke-git/lancet/blob/v1/netutil/http_client.go)
|
||||
[https://github.com/duke-git/lancet/blob/v1/netutil/http.go](https://github.com/duke-git/lancet/blob/v1/netutil/http.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [ConvertMapToQueryString](#ConvertMapToQueryString)
|
||||
- [EncodeUrl](#EncodeUrl)
|
||||
- [GetInternalIp](#GetInternalIp)
|
||||
- [GetIps](#GetIps)
|
||||
- [GetMacAddrs](#GetMacAddrs)
|
||||
- [GetPublicIpInfo](#GetPublicIpInfo)
|
||||
- [GetRequestPublicIp](#GetRequestPublicIp)
|
||||
- [IsPublicIP](#IsPublicIP)
|
||||
- [IsInternalIP](#IsInternalIP)
|
||||
- [HttpRequest](#HttpRequest)
|
||||
- [HttpClient](#HttpClient)
|
||||
- [SendRequest](#SendRequest)
|
||||
- [DecodeResponse](#DecodeResponse)
|
||||
- [StructToUrlValues](#StructToUrlValues)
|
||||
- [HttpGet<sup>Deprecated</sup>](#HttpGet)
|
||||
- [HttpDelete<sup>Deprecated</sup>](#HttpDelete)
|
||||
- [HttpPost<sup>Deprecated</sup>](#HttpPost)
|
||||
- [HttpPut<sup>Deprecated</sup>](#HttpPut)
|
||||
- [HttpPatch<sup>Deprecated</sup>](#HttpPatch)
|
||||
- [ParseHttpResponse](#ParseHttpResponse)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
|
||||
### <span id="ConvertMapToQueryString">ConvertMapToQueryString</span>
|
||||
<p>将map转换成http查询字符串.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ConvertMapToQueryString(param map[string]interface{}) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var m = map[string]interface{}{
|
||||
"c": 3,
|
||||
"a": 1,
|
||||
"b": 2,
|
||||
}
|
||||
qs := netutil.ConvertMapToQueryString(m)
|
||||
|
||||
fmt.Println(qs) //a=1&b=2&c=3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="EncodeUrl">EncodeUrl</span>
|
||||
<p>编码url query string的值</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func EncodeUrl(urlStr string) (string, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
urlAddr := "http://www.lancet.com?a=1&b=[2]"
|
||||
encodedUrl, err := netutil.EncodeUrl(urlAddr)
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
fmt.Println(encodedUrl) //http://www.lancet.com?a=1&b=%5B2%5D
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetInternalIp">GetInternalIp</span>
|
||||
<p>获取内部ip</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetInternalIp() string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
internalIp := netutil.GetInternalIp()
|
||||
ip := net.ParseIP(internalIp)
|
||||
|
||||
fmt.Println(ip) //192.168.1.9
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="GetIps">GetIps</span>
|
||||
<p>获取ipv4地址列表</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetIps() []string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ips := netutil.GetIps()
|
||||
fmt.Println(ips) //[192.168.1.9]
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetMacAddrs">GetMacAddrs</span>
|
||||
<p>获取mac地址列</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetMacAddrs() []string {
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
addrs := netutil.GetMacAddrs()
|
||||
fmt.Println(addrs)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetPublicIpInfo">GetPublicIpInfo</span>
|
||||
<p>获取公网ip信息</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetPublicIpInfo() (*PublicIpInfo, error)
|
||||
type PublicIpInfo struct {
|
||||
Status string `json:"status"`
|
||||
Country string `json:"country"`
|
||||
CountryCode string `json:"countryCode"`
|
||||
Region string `json:"region"`
|
||||
RegionName string `json:"regionName"`
|
||||
City string `json:"city"`
|
||||
Lat float64 `json:"lat"`
|
||||
Lon float64 `json:"lon"`
|
||||
Isp string `json:"isp"`
|
||||
Org string `json:"org"`
|
||||
As string `json:"as"`
|
||||
Ip string `json:"query"`
|
||||
}
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
publicIpInfo, err := netutil.GetPublicIpInfo()
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
|
||||
fmt.Println(publicIpInfo)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetRequestPublicIp">GetRequestPublicIp</span>
|
||||
<p>获取http请求ip</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetRequestPublicIp(req *http.Request) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ip := "36.112.24.10"
|
||||
|
||||
request1 := http.Request{
|
||||
Method: "GET",
|
||||
Header: http.Header{
|
||||
"X-Forwarded-For": {ip},
|
||||
},
|
||||
}
|
||||
publicIp1 := netutil.GetRequestPublicIp(&request1)
|
||||
fmt.Println(publicIp1) //36.112.24.10
|
||||
|
||||
request2 := http.Request{
|
||||
Method: "GET",
|
||||
Header: http.Header{
|
||||
"X-Real-Ip": {ip},
|
||||
},
|
||||
}
|
||||
publicIp2 := netutil.GetRequestPublicIp(&request2)
|
||||
fmt.Println(publicIp2) //36.112.24.10
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsPublicIP">IsPublicIP</span>
|
||||
<p>判断ip是否是公共ip</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsPublicIP(IP net.IP) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ip1 := net.ParseIP("192.168.0.1")
|
||||
ip2 := net.ParseIP("36.112.24.10")
|
||||
|
||||
fmt.Println(netutil.IsPublicIP(ip1)) //false
|
||||
fmt.Println(netutil.IsPublicIP(ip2)) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsInternalIP">IsInternalIP</span>
|
||||
<p>判断ip是否是局域网ip.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsInternalIP(IP net.IP) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ip1 := net.ParseIP("127.0.0.1")
|
||||
ip2 := net.ParseIP("36.112.24.10")
|
||||
|
||||
fmt.Println(netutil.IsInternalIP(ip1)) //true
|
||||
fmt.Println(netutil.IsInternalIP(ip2)) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="HttpRequest">HttpRequest</span>
|
||||
<p>HttpRequest用于抽象HTTP请求实体的结构</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type HttpRequest struct {
|
||||
RawURL string
|
||||
Method string
|
||||
Headers http.Header
|
||||
QueryParams url.Values
|
||||
FormData url.Values
|
||||
Body []byte
|
||||
}
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
header := http.Header{}
|
||||
header.Add("Content-Type", "multipart/form-data")
|
||||
|
||||
postData := url.Values{}
|
||||
postData.Add("userId", "1")
|
||||
postData.Add("title", "testItem")
|
||||
|
||||
request := &netutil.HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos",
|
||||
Method: "POST",
|
||||
Headers: header,
|
||||
FormData: postData,
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="HttpClient">HttpClient</span>
|
||||
<p>HttpClient是用于发送HTTP请求的结构体。它可以用一些配置参数或无配置实例化.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type HttpClient struct {
|
||||
*http.Client
|
||||
TLS *tls.Config
|
||||
Request *http.Request
|
||||
Config HttpClientConfig
|
||||
}
|
||||
|
||||
type HttpClientConfig struct {
|
||||
SSLEnabled bool
|
||||
TLSConfig *tls.Config
|
||||
Compressed bool
|
||||
HandshakeTimeout time.Duration
|
||||
ResponseTimeout time.Duration
|
||||
Verbose bool
|
||||
}
|
||||
|
||||
func NewHttpClient() *HttpClient
|
||||
|
||||
func NewHttpClientWithConfig(config *HttpClientConfig) *HttpClient
|
||||
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
httpClientCfg := netutil.HttpClientConfig{
|
||||
SSLEnabled: true,
|
||||
HandshakeTimeout:10 * time.Second
|
||||
}
|
||||
httpClient := netutil.NewHttpClientWithConfig(&httpClientCfg)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="SendRequest">SendRequest</span>
|
||||
<p>HttpClient发送http请求</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func (client *HttpClient) SendRequest(request *HttpRequest) (*http.Response, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
request := &netutil.HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos/1",
|
||||
Method: "GET",
|
||||
}
|
||||
|
||||
httpClient := netutil.NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil || resp.StatusCode != 200 {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Id int `json:"id"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
var todo Todo
|
||||
httpClient.DecodeResponse(resp, &todo)
|
||||
|
||||
fmt.Println(todo.Id) //1
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="DecodeResponse">DecodeResponse</span>
|
||||
<p>解析http响应体到目标结构体</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func (client *HttpClient) DecodeResponse(resp *http.Response, target interface{}) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
request := &netutil.HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos/1",
|
||||
Method: "GET",
|
||||
}
|
||||
|
||||
httpClient := netutil.NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil || resp.StatusCode != 200 {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Id int `json:"id"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
var todo Todo
|
||||
httpClient.DecodeResponse(resp, &todo)
|
||||
|
||||
fmt.Println(todo.Id) //1
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="StructToUrlValues">StructToUrlValues</span>
|
||||
<p>将结构体转为url values, 仅转化结构体导出字段并且包含`json` tag.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func StructToUrlValues(targetStruct interface{}) url.Values
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
type TodoQuery struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
}
|
||||
todoQuery := TodoQuery{
|
||||
Id: 1,
|
||||
UserId: 2,
|
||||
}
|
||||
todoValues := netutil.StructToUrlValues(todoQuery)
|
||||
|
||||
fmt.Println(todoValues.Get("id")) //1
|
||||
fmt.Println(todoValues.Get("userId")) //2
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpGet">HttpGet (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>发送http get请求</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
// params[0] http请求header，类型必须是http.Header或者map[string]string
|
||||
// params[1] http查询字符串，类型必须是url.Values或者map[string]interface{}
|
||||
// params[2] post请求体，类型必须是[]byte
|
||||
// params[3] http client，类型必须是http.Client
|
||||
func HttpGet(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
|
||||
resp, err := netutil.HttpGet(url, header)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpPost">HttpPost (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>发送http post请求</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
// params[0] http请求header，类型必须是http.Header或者map[string]string
|
||||
// params[1] http查询字符串，类型必须是url.Values或者map[string]interface{}
|
||||
// params[2] post请求体，类型必须是[]byte
|
||||
// params[3] http client，类型必须是http.Client
|
||||
func HttpPost(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
todo := Todo{1, "TestAddToDo"}
|
||||
bodyParams, _ := json.Marshal(todo)
|
||||
|
||||
resp, err := netutil.HttpPost(url, header, nil, bodyParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpPut">HttpPut (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>发送http put请求</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
// params[0] http请求header，类型必须是http.Header或者map[string]string
|
||||
// params[1] http查询字符串，类型必须是url.Values或者map[string]interface{}
|
||||
// params[2] post请求体，类型必须是[]byte
|
||||
// params[3] http client，类型必须是http.Client
|
||||
func HttpPut(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
type Todo struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
todo := Todo{1, 1, "TestPutToDo"}
|
||||
bodyParams, _ := json.Marshal(todo)
|
||||
|
||||
resp, err := netutil.HttpPut(url, header, nil, bodyParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpDelete">HttpDelete (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>发送http delete请求</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
// params[0] http请求header，类型必须是http.Header或者map[string]string
|
||||
// params[1] http查询字符串，类型必须是url.Values或者map[string]interface{}
|
||||
// params[2] post请求体，类型必须是[]byte
|
||||
// params[3] http client，类型必须是http.Client
|
||||
func HttpDelete(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
resp, err := netutil.HttpDelete(url)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="HttpPatch">HttpPatch (Deprecated: use SendRequest for replacement)</span>
|
||||
<p>发送http patch请求</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
// params[0] http请求header，类型必须是http.Header或者map[string]string
|
||||
// params[1] http查询字符串，类型必须是url.Values或者map[string]interface{}
|
||||
// params[2] post请求体，类型必须是[]byte
|
||||
// params[3] http client，类型必须是http.Client
|
||||
func HttpPatch(url string, params ...interface{}) (*http.Response, error)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
type Todo struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
todo := Todo{1, 1, "TestPatchToDo"}
|
||||
bodyParams, _ := json.Marshal(todo)
|
||||
|
||||
resp, err := netutil.HttpPatch(url, header, nil, bodyParams)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
fmt.Println(body)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ParseHttpResponse">ParseHttpResponse</span>
|
||||
<p>将http请求响应解码成特定struct值</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ParseHttpResponse(resp *http.Response, obj interface{}) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/netutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
"Content-Type": "application/json",
|
||||
}
|
||||
|
||||
resp, err := netutil.HttpGet(url, header)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
toDoResp := &Todo{}
|
||||
err = netutil.ParseHttpResponse(resp, toDoResp)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(toDoResp)
|
||||
}
|
||||
```
|
||||
|
||||
247
docs/random.md
Normal file
247
docs/random.md
Normal file
@@ -0,0 +1,247 @@
|
||||
# Random
|
||||
|
||||
Package random implements some basic functions to generate random int and string.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/random/random.go](https://github.com/duke-git/lancet/blob/v1/random/random.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
|
||||
- [RandBytes](#RandBytes)
|
||||
- [RandInt](#RandInt)
|
||||
- [RandString](#RandString)
|
||||
- [RandUpper](#RandUpper)
|
||||
- [RandLower](#RandLower)
|
||||
- [RandNumeral](#RandNumeral)
|
||||
- [RandNumeralOrLetter](#RandNumeralOrLetter)
|
||||
- [UUIdV4](#UUIdV4)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
### <span id="RandBytes">RandBytes</span>
|
||||
|
||||
<p>Generate random byte slice.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandBytes(length int) []byte
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randBytes := random.RandBytes(4)
|
||||
fmt.Println(randBytes)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandInt">RandInt</span>
|
||||
|
||||
<p>Generate random int between min and max, may contain min, not max.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandInt(min, max int) int
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
rInt := random.RandInt(1, 10)
|
||||
fmt.Println(rInt)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandString">RandString</span>
|
||||
|
||||
<p>Generate random given length string. only contains letter (a-zA-Z)</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandString(length int) string
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandString(6)
|
||||
fmt.Println(randStr) //pGWsze
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandUpper">RandUpper</span>
|
||||
|
||||
<p>Generate a random upper case string</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandUpper(length int) string
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandString(6)
|
||||
fmt.Println(randStr) //PACWGF
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandLower">RandLower</span>
|
||||
|
||||
<p>Generate a random lower case string</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandLower(length int) string
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandLower(6)
|
||||
fmt.Println(randStr) //siqbew
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandNumeral">RandNumeral</span>
|
||||
|
||||
<p>Generate a random numeral string</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandNumeral(length int) string
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandNumeral(6)
|
||||
fmt.Println(randStr) //035172
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandNumeralOrLetter">RandNumeralOrLetter</span>
|
||||
|
||||
<p>generate a random numeral or letter string</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RandNumeralOrLetter(length int) string
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandNumeralOrLetter(6)
|
||||
fmt.Println(randStr) //0aW7cQ
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="UUIdV4">UUIdV4</span>
|
||||
|
||||
<p>Generate a random UUID of version 4 according to RFC 4122.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func UUIdV4() (string, error)
|
||||
```
|
||||
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
uuid, err := random.UUIdV4()
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
fmt.Println(uuid)
|
||||
}
|
||||
```
|
||||
247
docs/random_zh-CN.md
Normal file
247
docs/random_zh-CN.md
Normal file
@@ -0,0 +1,247 @@
|
||||
# Random
|
||||
|
||||
random 随机数生成器包，可以生成随机[]bytes, int, string。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/random/random.go](https://github.com/duke-git/lancet/blob/v1/random/random.go)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
|
||||
- [RandBytes](#RandBytes)
|
||||
- [RandInt](#RandInt)
|
||||
- [RandString](#RandString)
|
||||
- [RandUpper](#RandUpper)
|
||||
- [RandLower](#RandLower)
|
||||
- [RandNumeral](#RandNumeral)
|
||||
- [RandNumeralOrLetter](#RandNumeralOrLetter)
|
||||
- [UUIdV4](#UUIdV4)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
### <span id="RandBytes">RandBytes</span>
|
||||
|
||||
<p>生成随机字节切片</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandBytes(length int) []byte
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randBytes := random.RandBytes(4)
|
||||
fmt.Println(randBytes)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandInt">RandInt</span>
|
||||
|
||||
<p>生成随机int, 范围[min, max)</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandInt(min, max int) int
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
rInt := random.RandInt(1, 10)
|
||||
fmt.Println(rInt)
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandString">RandString</span>
|
||||
|
||||
<p>生成给定长度的随机字符串，只包含字母(a-zA-Z)</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandString(length int) string
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandString(6)
|
||||
fmt.Println(randStr) //pGWsze
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandUpper">RandUpper</span>
|
||||
|
||||
<p>生成给定长度的随机大写字母字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandUpper(length int) string
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandString(6)
|
||||
fmt.Println(randStr) //PACWGF
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandLower">RandLower</span>
|
||||
|
||||
<p>生成给定长度的随机小写字母字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandLower(length int) string
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandLower(6)
|
||||
fmt.Println(randStr) //siqbew
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandNumeral">RandNumeral</span>
|
||||
|
||||
<p>生成给定长度的随机数字字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandNumeral(length int) string
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandNumeral(6)
|
||||
fmt.Println(randStr) //035172
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="RandNumeralOrLetter">RandNumeralOrLetter</span>
|
||||
|
||||
<p>生成给定长度的随机字符串（数字+字母)</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RandNumeralOrLetter(length int) string
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
randStr := random.RandNumeralOrLetter(6)
|
||||
fmt.Println(randStr) //0aW7cQ
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="UUIdV4">UUIdV4</span>
|
||||
|
||||
<p>生成UUID v4字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func UUIdV4() (string, error)
|
||||
```
|
||||
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/random"
|
||||
)
|
||||
|
||||
func main() {
|
||||
uuid, err := random.UUIdV4()
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
fmt.Println(uuid)
|
||||
}
|
||||
```
|
||||
236
docs/retry.md
Normal file
236
docs/retry.md
Normal file
@@ -0,0 +1,236 @@
|
||||
# Retry
|
||||
Package retry is for executing a function repeatedly until it was successful or canceled by the context.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/retry/retry.go](https://github.com/duke-git/lancet/blob/v1/retry/retry.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [Context](#Context)
|
||||
- [Retry](#Retry)
|
||||
- [RetryFunc](#RetryFunc)
|
||||
- [RetryDuration](#RetryDuration)
|
||||
- [RetryTimes](#RetryTimes)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="Context">Context</span>
|
||||
<p>Set retry context config, can cancel the retry with context.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Context(ctx context.Context)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
"time"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ctx, cancel := context.WithCancel(context.TODO())
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number > 3 {
|
||||
cancel()
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber,
|
||||
retry.RetryDuration(time.Microsecond*50),
|
||||
retry.Context(ctx),
|
||||
)
|
||||
|
||||
if err != nil {
|
||||
fmt.Println(err) //retry is cancelled
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="RetryFunc">RetryFunc</span>
|
||||
<p>Function that retry executes.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
type RetryFunc func() error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
var increaseNumber retry.RetryFunc
|
||||
increaseNumber = func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RetryTimes">RetryTimes</span>
|
||||
<p>Set times of retry. Default times is 5.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RetryTimes(n uint)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryTimes(2))
|
||||
if err != nil {
|
||||
log.Fatal(err) //2022/02/01 18:42:25 function main.main.func1 run failed after 2 times retry exit status 1
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RetryDuration">RetryDuration</span>
|
||||
<p>Set duration of retries. Default duration is 3 second.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RetryDuration(d time.Duration)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="Retry">Retry</span>
|
||||
<p>Executes the retryFunc repeatedly until it was successful or canceled by the context.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Retry(retryFunc RetryFunc, opts ...Option) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
238
docs/retry_zh-CN.md
Normal file
238
docs/retry_zh-CN.md
Normal file
@@ -0,0 +1,238 @@
|
||||
# Retry
|
||||
retry重试执行函数直到函数运行成功或被context cancel。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/retry/retry.go](https://github.com/duke-git/lancet/blob/v1/retry/retry.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [Context](#Context)
|
||||
- [Retry](#Retry)
|
||||
- [RetryFunc](#RetryFunc)
|
||||
- [RetryDuration](#RetryDuration)
|
||||
- [RetryTimes](#RetryTimes)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
|
||||
## Document文档
|
||||
|
||||
|
||||
### <span id="Context">Context</span>
|
||||
<p>设置重试context参数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Context(ctx context.Context)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"lancet-demo/retry"
|
||||
"time"
|
||||
)
|
||||
|
||||
func main() {
|
||||
ctx, cancel := context.WithCancel(context.TODO())
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number > 3 {
|
||||
cancel()
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber,
|
||||
retry.RetryDuration(time.Microsecond*50),
|
||||
retry.Context(ctx),
|
||||
)
|
||||
|
||||
if err != nil {
|
||||
fmt.Println(err) //retry is cancelled
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="RetryFunc">RetryFunc</span>
|
||||
<p>被重试执行的函数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
type RetryFunc func() error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
var increaseNumber retry.RetryFunc
|
||||
increaseNumber = func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RetryTimes">RetryTimes</span>
|
||||
<p>设置重试次数，默认5</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RetryTimes(n uint)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryTimes(2))
|
||||
if err != nil {
|
||||
log.Fatal(err) //2022/02/01 18:42:25 function main.main.func1 run failed after 2 times retry exit status 1
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="RetryDuration">RetryDuration</span>
|
||||
<p>设置重试间隔时间，默认3秒</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func RetryDuration(d time.Duration)
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="Retry">Retry</span>
|
||||
<p>重试执行函数retryFunc，直到函数运行成功，或被context停止</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Retry(retryFunc RetryFunc, opts ...Option) error
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"errors"
|
||||
"log"
|
||||
"github.com/duke-git/lancet/retry"
|
||||
)
|
||||
|
||||
func main() {
|
||||
var number int
|
||||
increaseNumber := func() error {
|
||||
number++
|
||||
if number == 3 {
|
||||
return nil
|
||||
}
|
||||
return errors.New("error occurs")
|
||||
}
|
||||
|
||||
err := retry.Retry(increaseNumber, retry.RetryDuration(time.Microsecond*50))
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
fmt.Println(number) //3
|
||||
}
|
||||
```
|
||||
1193
docs/slice.md
Normal file
1193
docs/slice.md
Normal file
File diff suppressed because it is too large
Load Diff
1191
docs/slice_zh-CN.md
Normal file
1191
docs/slice_zh-CN.md
Normal file
File diff suppressed because it is too large
Load Diff
675
docs/strutil.md
Normal file
675
docs/strutil.md
Normal file
@@ -0,0 +1,675 @@
|
||||
# Strutil
|
||||
Package strutil contains some functions to manipulate string.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/strutil/string.go](https://github.com/duke-git/lancet/blob/v1/strutil/string.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [After](#After)
|
||||
- [AfterLast](#AfterLast)
|
||||
- [Before](#Before)
|
||||
- [BeforeLast](#BeforeLast)
|
||||
- [CamelCase](#CamelCase)
|
||||
- [Capitalize](#Capitalize)
|
||||
- [IsString](#IsString)
|
||||
- [KebabCase](#KebabCase)
|
||||
- [UpperKebabCase](#UpperKebabCase)
|
||||
- [LowerFirst](#LowerFirst)
|
||||
- [UpperFirst](#UpperFirst)
|
||||
- [PadEnd](#PadEnd)
|
||||
- [PadStart](#PadStart)
|
||||
- [Reverse](#Reverse)
|
||||
- [SnakeCase](#SnakeCase)
|
||||
- [UpperSnakeCase](#UpperSnakeCase)
|
||||
- [Wrap](#Wrap)
|
||||
- [Unwrap](#Unwrap)
|
||||
- [SplitEx](#SplitEx)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="After">After</span>
|
||||
<p>Creates substring in source string after position when char first appear.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func After(s, char string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.After("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.After("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //test/lancet
|
||||
|
||||
s3 := strutil.After("github.com/test/lancet", "test")
|
||||
fmt.Println(s3) // /lancet
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="AfterLast">AfterLast</span>
|
||||
<p>Creates substring in source string after position when char last appear.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AfterLast(s, char string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.AfterLast("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.AfterLast("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //lancet
|
||||
|
||||
s3 := strutil.AfterLast("github.com/test/test/lancet", "test")
|
||||
fmt.Println(s3) // /test/lancet
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="Before">Before</span>
|
||||
<p>Creates substring in source string before position when char first appear.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Before(s, char string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Before("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.Before("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //github.com
|
||||
|
||||
s3 := strutil.Before("github.com/test/lancet", "test")
|
||||
fmt.Println(s3) // github.com/
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="BeforeLast">BeforeLast</span>
|
||||
<p>Creates substring in source string before position when char first appear.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func BeforeLast(s, char string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.BeforeLast("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.BeforeLast("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //github.com/test
|
||||
|
||||
s3 := strutil.BeforeLast("github.com/test/test/lancet", "test")
|
||||
fmt.Println(s3) //github.com/test/
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="CamelCase">CamelCase</span>
|
||||
<p>Coverts string to camelCase string, non letters and numbers will be ignored.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func CamelCase(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.CamelCase("foo_bar")
|
||||
fmt.Println(s1) //fooBar
|
||||
|
||||
s2 := strutil.CamelCase("Foo-Bar")
|
||||
fmt.Println(s2) //fooBar
|
||||
|
||||
s3 := strutil.CamelCase("Foo&bar")
|
||||
fmt.Println(s3) //fooBar
|
||||
|
||||
s4 := strutil.CamelCase("foo bar")
|
||||
fmt.Println(s4) //fooBar
|
||||
|
||||
s4 := strutil.CamelCase("Foo-#1😄$_%^&*(1bar")
|
||||
fmt.Println(s4) //foo11Bar
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="Capitalize">Capitalize</span>
|
||||
<p>Convert the first character of a string to upper case.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Capitalize(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Capitalize("foo")
|
||||
fmt.Println(s1) //foo
|
||||
|
||||
s2 := strutil.Capitalize("Foo")
|
||||
fmt.Println(s2) //foo
|
||||
|
||||
s3 := strutil.Capitalize("FOo"
|
||||
fmt.Println(s3) //fOo
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsString">IsString</span>
|
||||
<p>Check if the value's data type is string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsString(v interface{}) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(strutil.IsString("lancet")) //true
|
||||
fmt.Println(strutil.IsString("")) //true
|
||||
|
||||
fmt.Println(strutil.IsString(1)) //false
|
||||
fmt.Println(strutil.IsString("")) //false
|
||||
fmt.Println(strutil.IsString([]string{})) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="KebabCase">KebabCase</span>
|
||||
<p>KebabCase covert string to kebab-case, non letters and numbers will be ignored.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func KebabCase(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.KebabCase("Foo Bar-")
|
||||
fmt.Println(s1) //foo-bar
|
||||
|
||||
s2 := strutil.KebabCase("foo_Bar")
|
||||
fmt.Println(s2) //foo-bar
|
||||
|
||||
s3 := strutil.KebabCase("fooBar")
|
||||
fmt.Println(s3) //foo-bar
|
||||
|
||||
s4 := strutil.KebabCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //foo-bar
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="UpperKebabCase">UpperKebabCase</span>
|
||||
<p>UpperKebabCase covert string to upper KEBAB-CASE, non letters and numbers will be ignored.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func KebabCase(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.UpperKebabCase("Foo Bar-")
|
||||
fmt.Println(s1) //FOO-BAR
|
||||
|
||||
s2 := strutil.UpperKebabCase("foo_Bar")
|
||||
fmt.Println(s2) //FOO-BAR
|
||||
|
||||
s3 := strutil.UpperKebabCase("fooBar")
|
||||
fmt.Println(s3) //FOO-BAR
|
||||
|
||||
s4 := strutil.UpperKebabCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //FOO-BAR
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="LowerFirst">LowerFirst</span>
|
||||
<p>Convert the first character of string to lower case.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func LowerFirst(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.LowerFirst("foo")
|
||||
fmt.Println(s1) //foo
|
||||
|
||||
s2 := strutil.LowerFirst("BAR")
|
||||
fmt.Println(s2) //bAR
|
||||
|
||||
s3 := strutil.LowerFirst("FOo")
|
||||
fmt.Println(s3) //fOo
|
||||
|
||||
s4 := strutil.LowerFirst("fOo大")
|
||||
fmt.Println(s4) //fOo大
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="UpperFirst">UpperFirst</span>
|
||||
<p>Convert the first character of string to upper case.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func UpperFirst(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.UpperFirst("foo")
|
||||
fmt.Println(s1) //Foo
|
||||
|
||||
s2 := strutil.UpperFirst("bAR")
|
||||
fmt.Println(s2) //BAR
|
||||
|
||||
s3 := strutil.UpperFirst("FOo")
|
||||
fmt.Println(s3) //FOo
|
||||
|
||||
s4 := strutil.UpperFirst("fOo大")
|
||||
fmt.Println(s4) //FOo大
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="PadEnd">PadEnd</span>
|
||||
<p>Pads string on the right side if it's shorter than size.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func PadEnd(source string, size int, padStr string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.PadEnd("a", 1, "b")
|
||||
fmt.Println(s1) //a
|
||||
|
||||
s2 := strutil.PadEnd("a", 2, "b")
|
||||
fmt.Println(s2) //ab
|
||||
|
||||
s3 := strutil.PadEnd("abcd", 6, "mno")
|
||||
fmt.Println(s3) //abcdmn
|
||||
|
||||
s4 := strutil.PadEnd("abc", 6, "ab")
|
||||
fmt.Println(s4) //abcaba
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="PadStart">PadStart</span>
|
||||
<p>Pads string on the left side if it's shorter than size.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func PadStart(source string, size int, padStr string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.PadStart("a", 1, "b")
|
||||
fmt.Println(s1) //a
|
||||
|
||||
s2 := strutil.PadStart("a", 2, "b")
|
||||
fmt.Println(s2) //ba
|
||||
|
||||
s3 := strutil.PadStart("abcd", 6, "mno")
|
||||
fmt.Println(s3) //mnabcd
|
||||
|
||||
s4 := strutil.PadStart("abc", 6, "ab")
|
||||
fmt.Println(s4) //abaabc
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ReverseStr">ReverseStr</span>
|
||||
<p>Return string whose char order is reversed to the given string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ReverseStr(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.ReverseStr("abc")
|
||||
fmt.Println(s1) //cba
|
||||
|
||||
s2 := strutil.ReverseStr("12345")
|
||||
fmt.Println(s2) //54321
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="SnakeCase">SnakeCase</span>
|
||||
<p>Coverts string to snake_case, non letters and numbers will be ignored.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func SnakeCase(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.SnakeCase("Foo Bar-")
|
||||
fmt.Println(s1) //foo_bar
|
||||
|
||||
s2 := strutil.SnakeCase("foo_Bar")
|
||||
fmt.Println(s2) //foo_bar
|
||||
|
||||
s3 := strutil.SnakeCase("fooBar")
|
||||
fmt.Println(s3) //foo_bar
|
||||
|
||||
s4 := strutil.SnakeCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //foo_bar
|
||||
|
||||
s5 := strutil.SnakeCase("Foo-#1😄$_%^&*(1bar")
|
||||
fmt.Println(s5) //foo_1_1_bar
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="UpperSnakeCase">UpperSnakeCase</span>
|
||||
<p>Coverts string to upper KEBAB-CASE, non letters and numbers will be ignored.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func SnakeCase(s string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.UpperSnakeCase("Foo Bar-")
|
||||
fmt.Println(s1) //FOO_BAR
|
||||
|
||||
s2 := strutil.UpperSnakeCase("foo_Bar")
|
||||
fmt.Println(s2) //FOO_BAR
|
||||
|
||||
s3 := strutil.UpperSnakeCase("fooBar")
|
||||
fmt.Println(s3) //FOO_BAR
|
||||
|
||||
s4 := strutil.UpperSnakeCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //FOO_BAR
|
||||
|
||||
s5 := strutil.UpperSnakeCase("Foo-#1😄$_%^&*(1bar")
|
||||
fmt.Println(s5) //FOO_1_1_BAR
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Wrap">Wrap</span>
|
||||
<p>Wrap a string with another string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Wrap(str string, wrapWith string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Wrap("ab", "")
|
||||
fmt.Println(s1) //ab
|
||||
|
||||
s2 := strutil.Wrap("", "*")
|
||||
fmt.Println(s2) //""
|
||||
|
||||
s3 := strutil.Wrap("ab", "*")
|
||||
fmt.Println(s3) //*ab*
|
||||
|
||||
s4 := strutil.Wrap("ab", "\"")
|
||||
fmt.Println(s4) //\"ab\"
|
||||
|
||||
s5 := strutil.Wrap("ab", "'")
|
||||
fmt.Println(s5) //'ab'
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="Wrap">Wrap</span>
|
||||
<p>Unwrap a given string from anther string. will change str value.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func Unwrap(str string, wrapToken string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Unwrap("ab", "")
|
||||
fmt.Println(s1) //ab
|
||||
|
||||
s2 := strutil.Unwrap("ab", "*")
|
||||
fmt.Println(s2) //ab
|
||||
|
||||
s3 := strutil.Unwrap("**ab**", "*")
|
||||
fmt.Println(s3) //*ab*
|
||||
|
||||
s4 := strutil.Unwrap("*ab", "*")
|
||||
fmt.Println(s4) //*ab
|
||||
|
||||
s5 := strutil.Unwrap("***", "**")
|
||||
fmt.Println(s5) //***
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="SplitEx">SplitEx</span>
|
||||
<p>Split a given string whether the result contains empty string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func SplitEx(s, sep string, removeEmptyString bool) []string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
arr1 := strutil.SplitEx(" a b c ", "", true)
|
||||
fmt.Println(arr1) //[]string{}
|
||||
|
||||
arr2 := strutil.SplitEx(" a b c ", " ", false)
|
||||
fmt.Println(arr2) //[]string{"", "a", "b", "c", ""}
|
||||
|
||||
arr3 := strutil.SplitEx(" a b c ", " ", true)
|
||||
fmt.Println(arr3) //[]string{"a", "b", "c"}
|
||||
|
||||
arr4 := strutil.SplitEx(" a = b = c = ", " = ", false)
|
||||
fmt.Println(arr4) //[]string{" a", "b", "c", ""}
|
||||
|
||||
arr5 := strutil.SplitEx(" a = b = c = ", " = ", true)
|
||||
fmt.Println(arr5) //[]string{" a", "b", "c"}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
676
docs/strutil_zh-CN.md
Normal file
676
docs/strutil_zh-CN.md
Normal file
@@ -0,0 +1,676 @@
|
||||
# Strutil
|
||||
strutil包含处理字符串的相关函数。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/strutil/string.go](https://github.com/duke-git/lancet/blob/v1/strutil/string.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [After](#After)
|
||||
- [AfterLast](#AfterLast)
|
||||
- [Before](#Before)
|
||||
- [BeforeLast](#BeforeLast)
|
||||
- [CamelCase](#CamelCase)
|
||||
- [Capitalize](#Capitalize)
|
||||
- [IsString](#IsString)
|
||||
- [KebabCase](#KebabCase)
|
||||
- [UpperKebabCase](#UpperKebabCase)
|
||||
- [LowerFirst](#LowerFirst)
|
||||
- [UpperFirst](#UpperFirst)
|
||||
- [PadEnd](#PadEnd)
|
||||
- [PadStart](#PadStart)
|
||||
- [Reverse](#Reverse)
|
||||
- [SnakeCase](#SnakeCase)
|
||||
- [UpperSnakeCase](#UpperSnakeCase)
|
||||
- [Wrap](#Wrap)
|
||||
- [Unwrap](#Unwrap)
|
||||
- [SplitEx](#SplitEx)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
|
||||
## Documentation文档
|
||||
|
||||
|
||||
### <span id="After">After</span>
|
||||
<p>截取源字符串中char首次出现时的位置之后的子字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func After(s, char string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.After("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.After("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //test/lancet
|
||||
|
||||
s3 := strutil.After("github.com/test/lancet", "test")
|
||||
fmt.Println(s3) // /lancet
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="AfterLast">AfterLast</span>
|
||||
<p>截取源字符串中char最后一次出现时的位置之后的子字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AfterLast(s, char string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.AfterLast("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.AfterLast("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //lancet
|
||||
|
||||
s3 := strutil.AfterLast("github.com/test/test/lancet", "test")
|
||||
fmt.Println(s3) // /lancet
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="Before">Before</span>
|
||||
<p>截取源字符串中char首次出现时的位置之前的子字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Before(s, char string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Before("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.Before("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //github.com
|
||||
|
||||
s3 := strutil.Before("github.com/test/lancet", "test")
|
||||
fmt.Println(s3) // github.com/
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="BeforeLast">BeforeLast</span>
|
||||
<p>截取源字符串中char最后一次出现时的位置之前的子字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func BeforeLast(s, char string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.BeforeLast("lancet", "")
|
||||
fmt.Println(s1) //lancet
|
||||
|
||||
s2 := strutil.BeforeLast("github.com/test/lancet", "/")
|
||||
fmt.Println(s2) //github.com/test
|
||||
|
||||
s3 := strutil.BeforeLast("github.com/test/test/lancet", "test")
|
||||
fmt.Println(s3) //github.com/test/
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="CamelCase">CamelCase</span>
|
||||
<p>将字符串转换为驼峰式字符串, 非字母和数字会被忽略</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func CamelCase(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.CamelCase("foo_bar")
|
||||
fmt.Println(s1) //fooBar
|
||||
|
||||
s2 := strutil.CamelCase("Foo-Bar")
|
||||
fmt.Println(s2) //fooBar
|
||||
|
||||
s3 := strutil.CamelCase("Foo&bar")
|
||||
fmt.Println(s3) //fooBar
|
||||
|
||||
s4 := strutil.CamelCase("foo bar")
|
||||
fmt.Println(s4) //fooBar
|
||||
|
||||
s4 := strutil.CamelCase("Foo-#1😄$_%^&*(1bar")
|
||||
fmt.Println(s4) //foo11Bar
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="Capitalize">Capitalize</span>
|
||||
<p>将字符串的第一个字符转换为大写</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Capitalize(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Capitalize("foo")
|
||||
fmt.Println(s1) //foo
|
||||
|
||||
s2 := strutil.Capitalize("Foo")
|
||||
fmt.Println(s2) //foo
|
||||
|
||||
s3 := strutil.Capitalize("FOo"
|
||||
fmt.Println(s3) //fOo
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsString">IsString</span>
|
||||
<p>检查值的数据类型是否为字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsString(v interface{}) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(strutil.IsString("lancet")) //true
|
||||
fmt.Println(strutil.IsString("")) //true
|
||||
|
||||
fmt.Println(strutil.IsString(1)) //false
|
||||
fmt.Println(strutil.IsString("")) //false
|
||||
fmt.Println(strutil.IsString([]string{})) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="KebabCase">KebabCase</span>
|
||||
<p>将字符串转换为kebab-case, 非字母和数字会被忽略</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func KebabCase(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.KebabCase("Foo Bar-")
|
||||
fmt.Println(s1) //foo-bar
|
||||
|
||||
s2 := strutil.KebabCase("foo_Bar")
|
||||
fmt.Println(s2) //foo-bar
|
||||
|
||||
s3 := strutil.KebabCase("fooBar")
|
||||
fmt.Println(s3) //foo-bar
|
||||
|
||||
s4 := strutil.KebabCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //foo-bar
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="UpperKebabCase">UpperKebabCase</span>
|
||||
<p>将字符串转换为大写KEBAB-CASE, 非字母和数字会被忽略</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func KebabCase(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.UpperKebabCase("Foo Bar-")
|
||||
fmt.Println(s1) //FOO-BAR
|
||||
|
||||
s2 := strutil.UpperKebabCase("foo_Bar")
|
||||
fmt.Println(s2) //FOO-BAR
|
||||
|
||||
s3 := strutil.UpperKebabCase("fooBar")
|
||||
fmt.Println(s3) //FOO-BAR
|
||||
|
||||
s4 := strutil.UpperKebabCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //FOO-BAR
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="LowerFirst">LowerFirst</span>
|
||||
<p>将字符串的第一个字符转换为小写</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func LowerFirst(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.LowerFirst("foo")
|
||||
fmt.Println(s1) //foo
|
||||
|
||||
s2 := strutil.LowerFirst("BAR")
|
||||
fmt.Println(s2) //bAR
|
||||
|
||||
s3 := strutil.LowerFirst("FOo")
|
||||
fmt.Println(s3) //fOo
|
||||
|
||||
s4 := strutil.LowerFirst("fOo大")
|
||||
fmt.Println(s4) //fOo大
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="UpperFirst">UpperFirst</span>
|
||||
<p>将字符串的第一个字符转换为大写</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func UpperFirst(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.UpperFirst("foo")
|
||||
fmt.Println(s1) //Foo
|
||||
|
||||
s2 := strutil.UpperFirst("bAR")
|
||||
fmt.Println(s2) //BAR
|
||||
|
||||
s3 := strutil.UpperFirst("FOo")
|
||||
fmt.Println(s3) //FOo
|
||||
|
||||
s4 := strutil.UpperFirst("fOo大")
|
||||
fmt.Println(s4) //FOo大
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="PadEnd">PadEnd</span>
|
||||
<p>如果字符串长度短于size，则在右侧填充字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func PadEnd(source string, size int, padStr string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.PadEnd("a", 1, "b")
|
||||
fmt.Println(s1) //a
|
||||
|
||||
s2 := strutil.PadEnd("a", 2, "b")
|
||||
fmt.Println(s2) //ab
|
||||
|
||||
s3 := strutil.PadEnd("abcd", 6, "mno")
|
||||
fmt.Println(s3) //abcdmn
|
||||
|
||||
s4 := strutil.PadEnd("abc", 6, "ab")
|
||||
fmt.Println(s4) //abcaba
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="PadStart">PadStart</span>
|
||||
<p>如果字符串长度短于size，则在左侧填充字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func PadStart(source string, size int, padStr string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.PadStart("a", 1, "b")
|
||||
fmt.Println(s1) //a
|
||||
|
||||
s2 := strutil.PadStart("a", 2, "b")
|
||||
fmt.Println(s2) //ba
|
||||
|
||||
s3 := strutil.PadStart("abcd", 6, "mno")
|
||||
fmt.Println(s3) //mnabcd
|
||||
|
||||
s4 := strutil.PadStart("abc", 6, "ab")
|
||||
fmt.Println(s4) //abaabc
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ReverseStr">ReverseStr</span>
|
||||
<p>返回字符顺序与给定字符串相反的字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ReverseStr(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.ReverseStr("abc")
|
||||
fmt.Println(s1) //cba
|
||||
|
||||
s2 := strutil.ReverseStr("12345")
|
||||
fmt.Println(s2) //54321
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="SnakeCase">SnakeCase</span>
|
||||
<p>将字符串转换为snake_case形式, 非字母和数字会被忽略</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func SnakeCase(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.SnakeCase("Foo Bar-")
|
||||
fmt.Println(s1) //foo_bar
|
||||
|
||||
s2 := strutil.SnakeCase("foo_Bar")
|
||||
fmt.Println(s2) //foo_bar
|
||||
|
||||
s3 := strutil.SnakeCase("fooBar")
|
||||
fmt.Println(s3) //foo_bar
|
||||
|
||||
s4 := strutil.SnakeCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //foo_bar
|
||||
|
||||
s5 := strutil.SnakeCase("Foo-#1😄$_%^&*(1bar")
|
||||
fmt.Println(s5) //foo_1_1_bar
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
### <span id="UpperSnakeCase">UpperSnakeCase</span>
|
||||
<p>将字符串转换为大写SNAKE_CASE形式, 非字母和数字会被忽略</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func SnakeCase(s string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.UpperSnakeCase("Foo Bar-")
|
||||
fmt.Println(s1) //FOO_BAR
|
||||
|
||||
s2 := strutil.UpperSnakeCase("foo_Bar")
|
||||
fmt.Println(s2) //FOO_BAR
|
||||
|
||||
s3 := strutil.UpperSnakeCase("fooBar")
|
||||
fmt.Println(s3) //FOO_BAR
|
||||
|
||||
s4 := strutil.UpperSnakeCase("__FOO_BAR__")
|
||||
fmt.Println(s4) //FOO_BAR
|
||||
|
||||
s5 := strutil.UpperSnakeCase("Foo-#1😄$_%^&*(1bar")
|
||||
fmt.Println(s5) //FOO_1_1_BAR
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="Wrap">Wrap</span>
|
||||
<p>用另一个字符串包裹一个字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Wrap(str string, wrapWith string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Wrap("ab", "")
|
||||
fmt.Println(s1) //ab
|
||||
|
||||
s2 := strutil.Wrap("", "*")
|
||||
fmt.Println(s2) //""
|
||||
|
||||
s3 := strutil.Wrap("ab", "*")
|
||||
fmt.Println(s3) //*ab*
|
||||
|
||||
s4 := strutil.Wrap("ab", "\"")
|
||||
fmt.Println(s4) //\"ab\"
|
||||
|
||||
s5 := strutil.Wrap("ab", "'")
|
||||
fmt.Println(s5) //'ab'
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="Unwrap">Unwrap</span>
|
||||
<p>用另一个字符串解开包裹一个字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func Unwrap(str string, wrapToken string) string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
s1 := strutil.Unwrap("ab", "")
|
||||
fmt.Println(s1) //ab
|
||||
|
||||
s2 := strutil.Unwrap("ab", "*")
|
||||
fmt.Println(s2) //ab
|
||||
|
||||
s3 := strutil.Unwrap("**ab**", "*")
|
||||
fmt.Println(s3) //*ab*
|
||||
|
||||
s4 := strutil.Unwrap("*ab", "*")
|
||||
fmt.Println(s4) //*ab
|
||||
|
||||
s5 := strutil.Unwrap("***", "**")
|
||||
fmt.Println(s5) //***
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="SplitEx">SplitEx</span>
|
||||
<p>分割字符串为切片，removeEmptyString参数指定是否去除空字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func SplitEx(s, sep string, removeEmptyString bool) []string
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/strutil"
|
||||
)
|
||||
|
||||
func main() {
|
||||
arr1 := strutil.SplitEx(" a b c ", "", true)
|
||||
fmt.Println(arr1) //[]string{}
|
||||
|
||||
arr2 := strutil.SplitEx(" a b c ", " ", false)
|
||||
fmt.Println(arr2) //[]string{"", "a", "b", "c", ""}
|
||||
|
||||
arr3 := strutil.SplitEx(" a b c ", " ", true)
|
||||
fmt.Println(arr3) //[]string{"a", "b", "c"}
|
||||
|
||||
arr4 := strutil.SplitEx(" a = b = c = ", " = ", false)
|
||||
fmt.Println(arr4) //[]string{" a", "b", "c", ""}
|
||||
|
||||
arr5 := strutil.SplitEx(" a = b = c = ", " = ", true)
|
||||
fmt.Println(arr5) //[]string{" a", "b", "c"}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
263
docs/system.md
Normal file
263
docs/system.md
Normal file
@@ -0,0 +1,263 @@
|
||||
# System
|
||||
Package system contains some functions about os, runtime, shell command.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/system/os.go](https://github.com/duke-git/lancet/blob/v1/system/os.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [IsWindows](#IsWindows)
|
||||
- [IsLinux](#IsLinux)
|
||||
- [IsMac](#IsMac)
|
||||
- [GetOsEnv](#GetOsEnv)
|
||||
- [SetOsEnv](#SetOsEnv)
|
||||
- [RemoveOsEnv](#RemoveOsEnv)
|
||||
- [CompareOsEnv](#CompareOsEnv)
|
||||
- [ExecCommand](#ExecCommand)
|
||||
- [GetOsBits](#GetOsBits)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="IsWindows">IsWindows</span>
|
||||
<p>Check if current os is windows.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsWindows() bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isOsWindows := system.IsWindows()
|
||||
fmt.Println(isOsWindows)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsLinux">IsLinux</span>
|
||||
<p>Check if current os is linux.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsLinux() bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isOsLinux := system.IsLinux()
|
||||
fmt.Println(isOsLinux)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsMac">IsMac</span>
|
||||
<p>Check if current os is macos.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsMac() bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isOsMac := system.IsMac
|
||||
fmt.Println(isOsMac)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetOsEnv">GetOsEnv</span>
|
||||
<p>Gets the value of the environment variable named by the key.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetOsEnv(key string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fooEnv := system.GetOsEnv("foo")
|
||||
fmt.Println(fooEnv)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="SetOsEnv">SetOsEnv</span>
|
||||
<p>Sets the value of the environment variable named by the key.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func SetOsEnv(key, value string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := system.SetOsEnv("foo", "foo_value")
|
||||
fmt.Println(err)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="RemoveOsEnv">RemoveOsEnv</span>
|
||||
<p>Remove a single environment variable.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RemoveOsEnv(key string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := system.RemoveOsEnv("foo")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="CompareOsEnv">CompareOsEnv</span>
|
||||
<p>Get env named by the key and compare it with comparedEnv.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func CompareOsEnv(key, comparedEnv string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
system.SetOsEnv("foo", "foo_value")
|
||||
res := system.CompareOsEnv("foo", "foo_value")
|
||||
fmt.Println(res) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ExecCommand">CompareOsEnv</span>
|
||||
<p>use shell /bin/bash -c(linux) or cmd (windows) to execute command.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ExecCommand(command string) (stdout, stderr string, err error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
out, errout, err := system.ExecCommand("ls")
|
||||
fmt.Println(out)
|
||||
fmt.Println(errout)
|
||||
fmt.Println(err)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetOsBits">GetOsBits</span>
|
||||
<p>获取当前操作系统位数，返回32或64</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func GetOsBits() int
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
osBit := system.GetOsBits()
|
||||
fmt.Println(osBit)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
263
docs/system_zh-CN.md
Normal file
263
docs/system_zh-CN.md
Normal file
@@ -0,0 +1,263 @@
|
||||
# System
|
||||
system包含os, runtime, shell command相关函数。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/system/os.go](https://github.com/duke-git/lancet/blob/v1/system/os.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录
|
||||
- [IsWindows](#IsWindows)
|
||||
- [IsLinux](#IsLinux)
|
||||
- [IsMac](#IsMac)
|
||||
- [GetOsEnv](#GetOsEnv)
|
||||
- [SetOsEnv](#SetOsEnv)
|
||||
- [RemoveOsEnv](#RemoveOsEnv)
|
||||
- [CompareOsEnv](#CompareOsEnv)
|
||||
- [ExecCommand](#ExecCommand)
|
||||
- [GetOsBits](#GetOsBits)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation文档
|
||||
|
||||
|
||||
### <span id="IsWindows">IsWindows</span>
|
||||
<p>检查当前操作系统是否是windows</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsWindows() bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isOsWindows := system.IsWindows()
|
||||
fmt.Println(isOsWindows)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsLinux">IsLinux</span>
|
||||
<p>检查当前操作系统是否是linux</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsLinux() bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isOsLinux := system.IsLinux()
|
||||
fmt.Println(isOsLinux)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsMac">IsMac</span>
|
||||
<p>检查当前操作系统是否是macos</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsMac() bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
isOsMac := system.IsMac
|
||||
fmt.Println(isOsMac)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetOsEnv">GetOsEnv</span>
|
||||
<p>获取key命名的环境变量的值</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetOsEnv(key string) string
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fooEnv := system.GetOsEnv("foo")
|
||||
fmt.Println(fooEnv)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="SetOsEnv">SetOsEnv</span>
|
||||
<p>设置由key命名的环境变量的值</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func SetOsEnv(key, value string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := system.SetOsEnv("foo", "foo_value")
|
||||
fmt.Println(err)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="RemoveOsEnv">RemoveOsEnv</span>
|
||||
<p>删除单个环境变量</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func RemoveOsEnv(key string) error
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
err := system.RemoveOsEnv("foo")
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="CompareOsEnv">CompareOsEnv</span>
|
||||
<p>获取key命名的环境变量值并与compareEnv进行比较</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func CompareOsEnv(key, comparedEnv string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
system.SetOsEnv("foo", "foo_value")
|
||||
res := system.CompareOsEnv("foo", "foo_value")
|
||||
fmt.Println(res) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ExecCommand">CompareOsEnv</span>
|
||||
<p>使用shell /bin/bash -c(linux) 或 cmd (windows) 执行shell命令</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ExecCommand(command string) (stdout, stderr string, err error)
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
out, errout, err := system.ExecCommand("ls")
|
||||
fmt.Println(out)
|
||||
fmt.Println(errout)
|
||||
fmt.Println(err)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="GetOsBits">GetOsBits</span>
|
||||
<p>Get current os bits, 32bit or 64bit. return 32 or 64</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func GetOsBits() int
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/system"
|
||||
)
|
||||
|
||||
func main() {
|
||||
osBit := system.GetOsBits()
|
||||
fmt.Println(osBit)
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
857
docs/validator.md
Normal file
857
docs/validator.md
Normal file
@@ -0,0 +1,857 @@
|
||||
# Validator
|
||||
Package validator contains some functions for data validation.
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Source:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/validator/validator.go](https://github.com/duke-git/lancet/blob/v1/validator/validator.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Usage:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Index
|
||||
- [ContainChinese](#ContainChinese)
|
||||
- [ContainLetter](#ContainLetter)
|
||||
- [ContainLower](#ContainLower)
|
||||
- [ContainUpper](#ContainUpper)
|
||||
- [IsAlpha](#IsAlpha)
|
||||
- [IsAllUpper](#IsAllUpper)
|
||||
- [IsAllLower](#IsAllLower)
|
||||
- [IsBase64](#IsBase64)
|
||||
- [IsChineseMobile](#IsChineseMobile)
|
||||
- [IsChineseIdNum](#IsChineseIdNum)
|
||||
- [IsChinesePhone](#IsChinesePhone)
|
||||
- [IsCreditCard](#IsCreditCard)
|
||||
- [IsDns](#IsDns)
|
||||
- [IsEmail](#IsEmail)
|
||||
- [IsEmptyString](#IsEmptyString)
|
||||
- [IsFloatStr](#IsFloatStr)
|
||||
- [IsNumberStr](#IsNumberStr)
|
||||
- [IsJSON](#IsJSON)
|
||||
- [IsRegexMatch](#IsRegexMatch)
|
||||
- [IsIntStr](#IsIntStr)
|
||||
- [IsIp](#IsIp)
|
||||
- [IsIpV4](#IsIpV4)
|
||||
- [IsIpV6](#IsIpV6)
|
||||
- [IsStrongPassword](#IsStrongPassword)
|
||||
- [IsUrl](#IsUrl)
|
||||
- [IsWeakPassword](#IsWeakPassword)
|
||||
- [IsZeroValue](#IsZeroValue)
|
||||
- [IsGBK](#IsGBK)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## Documentation
|
||||
|
||||
|
||||
### <span id="ContainChinese">ContainChinese</span>
|
||||
<p>Check if the string contain mandarin chinese.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ContainChinese(s string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainChinese("你好")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.ContainChinese("你好hello")
|
||||
fmt.Println(res2) //true
|
||||
|
||||
res3 := validator.ContainChinese("hello")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ContainLetter">ContainLetter</span>
|
||||
<p>Check if the string contain at least one letter.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ContainLetter(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainLetter("1bc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.ContainLetter("123")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.ContainLetter("&@#$%^&*")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ContainLower">ContainLower</span>
|
||||
<p>Check if the string contain at least one lower case letter a-z.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ContainLower(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainLower("1bc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.ContainLower("123")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.ContainLower("1BC")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ContainUpper">ContainUpper</span>
|
||||
<p>Check if the string contain at least one upper case letter A-Z.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func ContainUpper(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainUpper("1bc")
|
||||
fmt.Println(res1) //false
|
||||
|
||||
res2 := validator.ContainUpper("123")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.ContainUpper("1BC")
|
||||
fmt.Println(res3) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsAlpha">IsAlpha</span>
|
||||
<p>Check if the string contains only letters (a-zA-Z).</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsAlpha(s string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsAlpha("abc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsAlpha("1bc")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.IsAlpha("")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="IsAllUpper">IsAllUpper</span>
|
||||
<p>Check if string is all upper case letters A-Z.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsAllUpper(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsAllUpper("ABC")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsAllUpper("aBC")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsAllLower">IsAllLower</span>
|
||||
<p>Check if string is all lower case letters a-z.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsAllLower(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsAllLower("abc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsAllLower("abC")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsBase64">IsBase64</span>
|
||||
<p>Check if the string is base64 string.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsBase64(base64 string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsBase64("aGVsbG8=")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsBase64("123456")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsChineseMobile">IsChineseMobile</span>
|
||||
<p>Check if the string is valid chinese mobile number.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsChineseMobile(mobileNum string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsChineseMobile("13263527980")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsChineseMobile("434324324")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsChineseIdNum">IsChineseIdNum</span>
|
||||
<p>Check if the string is chinese id number.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsChineseIdNum(id string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsChineseIdNum("210911192105130715")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsChineseIdNum("123456")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsChinesePhone">IsChinesePhone</span>
|
||||
<p>Check if the string is chinese phone number.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsChinesePhone(phone string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsChinesePhone("010-32116675")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsChinesePhone("123-87562")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsCreditCard">IsCreditCard</span>
|
||||
<p>Check if the string is credit card.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsCreditCard(creditCart string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsCreditCard("4111111111111111")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsCreditCard("123456")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsDns">IsDns</span>
|
||||
<p>Check if the string is valid dns.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsDns(dns string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsDns("abc.com")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsDns("a.b.com")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.IsDns("http://abc.com")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsEmail">IsEmail</span>
|
||||
<p>Check if the string is email address.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsEmail(email string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsEmail("abc@xyz.com")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsEmail("a.b@@com")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsEmptyString">IsEmptyString</span>
|
||||
<p>Check if the string is empty or not.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsEmptyString(s string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsEmptyString("")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsEmptyString("abc")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsFloatStr">IsFloatStr</span>
|
||||
<p>Check if the string can convert to a float.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsFloatStr(s string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsFloatStr("")) //false
|
||||
fmt.Println(validator.IsFloatStr("12a")) //false
|
||||
fmt.Println(validator.IsFloatStr("3.")) //true
|
||||
fmt.Println(validator.IsFloatStr("+3.")) //true
|
||||
fmt.Println(validator.IsFloatStr("-3.")) //true
|
||||
fmt.Println(validator.IsFloatStr("12")) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsNumberStr">IsNumberStr</span>
|
||||
<p>Check if the string can convert to a number.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsNumberStr(s string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsNumberStr("")) //false
|
||||
fmt.Println(validator.IsNumberStr("12a")) //false
|
||||
fmt.Println(validator.IsNumberStr("3.")) //true
|
||||
fmt.Println(validator.IsNumberStr("+3.")) //true
|
||||
fmt.Println(validator.IsNumberStr("-3.")) //true
|
||||
fmt.Println(validator.IsNumberStr("+3e2")) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsJSON">IsJSON</span>
|
||||
<p>Check if the string is valid JSON.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsJSON(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsJSON("")) //false
|
||||
fmt.Println(validator.IsJSON("abc")) //false
|
||||
fmt.Println(validator.IsJSON("{}")) //true
|
||||
fmt.Println(validator.IsJSON("[]")) //true
|
||||
fmt.Println(validator.IsJSON("123")) //true
|
||||
fmt.Println(validator.IsJSON("{\"name\": \"test\"}")) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsRegexMatch">IsRegexMatch</span>
|
||||
<p>Check if the string match the regexp.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsRegexMatch(s, regex string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsRegexMatch("abc", `^[a-zA-Z]+$`)) //true
|
||||
fmt.Println(validator.IsRegexMatch("1ab", `^[a-zA-Z]+$`)) //false
|
||||
fmt.Println(validator.IsRegexMatch("", `^[a-zA-Z]+$`)) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIntStr">IsIntStr</span>
|
||||
<p>Check if the string can convert to a integer.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsIntStr(s string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIntStr("+3")) //true
|
||||
fmt.Println(validator.IsIntStr("-3")) //true
|
||||
fmt.Println(validator.IsIntStr("3.")) //false
|
||||
fmt.Println(validator.IsIntStr("abc")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIp">IsIp</span>
|
||||
<p>Check if the string is a ip address.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsIp(ipstr string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIp("127.0.0.1")) //true
|
||||
fmt.Println(validator.IsIp("::0:0:0:0:0:0:1")) //true
|
||||
fmt.Println(validator.IsIp("127.0.0")) //false
|
||||
fmt.Println(validator.IsIp("127")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIpV4">IsIpV4</span>
|
||||
<p>Check if the string is a ipv4 address.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsIpV4(ipstr string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIpV4("127.0.0.1")) //true
|
||||
fmt.Println(validator.IsIpV4("::0:0:0:0:0:0:1")) //false
|
||||
fmt.Println(validator.IsIpV4("127.0.0")) //false
|
||||
fmt.Println(validator.IsIpV4("127")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIpV6">IsIpV6</span>
|
||||
<p>Check if the string is a ipv6 address.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsIpV6(ipstr string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIpV6("127.0.0.1")) //false
|
||||
fmt.Println(validator.IsIpV6("::0:0:0:0:0:0:1")) //true
|
||||
fmt.Println(validator.IsIpV6("127.0.0")) //false
|
||||
fmt.Println(validator.IsIpV6("127")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsStrongPassword">IsStrongPassword</span>
|
||||
<p>Check if the string is strong password (alpha(lower+upper) + number + special chars(!@#$%^&*()?><)).</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsStrongPassword(password string, length int) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsStrongPassword("abc", 3)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abc123", 6)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abcABC", 6)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abcABC123@#$", 16)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abcABC123@#$", 12)) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsUrl">IsUrl</span>
|
||||
<p>Check if the string is url.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsUrl(str string) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsUrl("http://abc.com")) //true
|
||||
fmt.Println(validator.IsUrl("abc.com")) //true
|
||||
fmt.Println(validator.IsUrl("a.b.com")) //true
|
||||
fmt.Println(validator.IsUrl("abc")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsWeakPassword">IsWeakPassword</span>
|
||||
<p>Check if the string is weak password（only letter or only number or letter + number）
|
||||
.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsWeakPassword(password string, length int) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsWeakPassword("abc")) //true
|
||||
fmt.Println(validator.IsWeakPassword("123")) //true
|
||||
fmt.Println(validator.IsWeakPassword("abc123")) //true
|
||||
fmt.Println(validator.IsWeakPassword("abc123@#$")) //false
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="IsZeroValue">IsZeroValue</span>
|
||||
<p>Checks if passed value is a zero value.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsZeroValue(value any) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsZeroValue(nil)) //true
|
||||
fmt.Println(validator.IsZeroValue(0)) //true
|
||||
fmt.Println(validator.IsZeroValue("")) //true
|
||||
fmt.Println(validator.IsZeroValue([]int)) //true
|
||||
fmt.Println(validator.IsZeroValue(interface{})) //true
|
||||
|
||||
fmt.Println(validator.IsZeroValue("0")) //false
|
||||
fmt.Println(validator.IsZeroValue("nil")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsGBK">IsGBK</span>
|
||||
<p>Checks if data encoding is gbk(Chinese character internal code extension specification). this function is implemented by whether double bytes fall within the encoding range of gbk,while each byte of utf-8 encoding format falls within the encoding range of gbk.Therefore, utf8.valid() should be called first to check whether it is not utf-8 encoding and then call IsGBK() to check gbk encoding. like the example.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func IsGBK(data []byte) bool
|
||||
```
|
||||
<b>Example:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
data := []byte("你好")
|
||||
|
||||
// check utf8 first
|
||||
if utf8.Valid(data) {
|
||||
fmt.Println("data encoding is utf-8")
|
||||
}else if(validator.IsGBK(data)) {
|
||||
fmt.Println("data encoding is GBK")
|
||||
}
|
||||
fmt.Println("data encoding is unknown")
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
853
docs/validator_zh-CN.md
Normal file
853
docs/validator_zh-CN.md
Normal file
@@ -0,0 +1,853 @@
|
||||
# Validator
|
||||
validator验证器包，包含常用字符串格式验证函数。
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 源码:
|
||||
|
||||
[https://github.com/duke-git/lancet/blob/v1/validator/validator.go](https://github.com/duke-git/lancet/blob/v1/validator/validator.go)
|
||||
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 用法:
|
||||
```go
|
||||
import (
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
```
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 目录：
|
||||
- [ContainChinese](#ContainChinese)
|
||||
- [ContainLetter](#ContainLetter)
|
||||
- [ContainLower](#ContainLower)
|
||||
- [ContainUpper](#ContainUpper)
|
||||
- [IsAlpha](#IsAlpha)
|
||||
- [IsAllUpper](#IsAllUpper)
|
||||
- [IsAllLower](#IsAllLower)
|
||||
- [IsBase64](#IsBase64)
|
||||
- [IsChineseMobile](#IsChineseMobile)
|
||||
- [IsChineseIdNum](#IsChineseIdNum)
|
||||
- [IsChinesePhone](#IsChinesePhone)
|
||||
- [IsCreditCard](#IsCreditCard)
|
||||
- [IsDns](#IsDns)
|
||||
- [IsEmail](#IsEmail)
|
||||
- [IsEmptyString](#IsEmptyString)
|
||||
- [IsFloatStr](#IsFloatStr)
|
||||
- [IsNumberStr](#IsNumberStr)
|
||||
- [IsJSON](#IsJSON)
|
||||
- [IsRegexMatch](#IsRegexMatch)
|
||||
- [IsIntStr](#IsIntStr)
|
||||
- [IsIp](#IsIp)
|
||||
- [IsIpV4](#IsIpV4)
|
||||
- [IsIpV6](#IsIpV6)
|
||||
- [IsStrongPassword](#IsStrongPassword)
|
||||
- [IsUrl](#IsUrl)
|
||||
- [IsWeakPassword](#IsWeakPassword)
|
||||
- [IsZeroValue](#IsZeroValue)
|
||||
- [IsGBK](#IsGBK)
|
||||
|
||||
<div STYLE="page-break-after: always;"></div>
|
||||
|
||||
## 文档
|
||||
|
||||
|
||||
### <span id="ContainChinese">ContainChinese</span>
|
||||
<p>验证字符串是否包含中文字符</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ContainChinese(s string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainChinese("你好")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.ContainChinese("你好hello")
|
||||
fmt.Println(res2) //true
|
||||
|
||||
res3 := validator.ContainChinese("hello")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="ContainLetter">ContainLetter</span>
|
||||
<p>验证字符串是否包含至少一个英文字母</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ContainLetter(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainLetter("1bc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.ContainLetter("123")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.ContainLetter("&@#$%^&*")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ContainLower">ContainLower</span>
|
||||
<p>验证字符串是否包含至少一个英文小写字母</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ContainLower(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainLower("1bc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.ContainLower("123")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.ContainLower("1BC")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="ContainUpper">ContainUpper</span>
|
||||
<p>验证字符串是否包含至少一个英文大写字母.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func ContainUpper(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.ContainUpper("1bc")
|
||||
fmt.Println(res1) //false
|
||||
|
||||
res2 := validator.ContainUpper("123")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.ContainUpper("1BC")
|
||||
fmt.Println(res3) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsAlpha">IsAlpha</span>
|
||||
<p>验证字符串是否只包含英文字母</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsAlpha(s string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsAlpha("abc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsAlpha("1bc")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.IsAlpha("")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="IsAllUpper">IsAllUpper</span>
|
||||
<p>验证字符串是否全是大写英文字母</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsAllUpper(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsAllUpper("ABC")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsAllUpper("aBC")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsAllLower">IsAllLower</span>
|
||||
<p>验证字符串是否全是小写英文字母</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsAllLower(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsAllLower("abc")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsAllLower("abC")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsBase64">IsBase64</span>
|
||||
<p>验证字符串是否是base64编码</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsBase64(base64 string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsBase64("aGVsbG8=")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsBase64("123456")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsChineseMobile">IsChineseMobile</span>
|
||||
<p>验证字符串是否是中国手机号码</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsChineseMobile(mobileNum string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsChineseMobile("13263527980")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsChineseMobile("434324324")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsChineseIdNum">IsChineseIdNum</span>
|
||||
<p>验证字符串是否是中国身份证号码</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsChineseIdNum(id string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsChineseIdNum("210911192105130715")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsChineseIdNum("123456")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsChinesePhone">IsChinesePhone</span>
|
||||
<p>验证字符串是否是中国电话座机号码</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsChinesePhone(phone string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsChinesePhone("010-32116675")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsChinesePhone("123-87562")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsCreditCard">IsCreditCard</span>
|
||||
<p>验证字符串是否是信用卡号码</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsCreditCard(creditCart string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsCreditCard("4111111111111111")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsCreditCard("123456")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsDns">IsDns</span>
|
||||
<p>验证字符串是否是有效dns</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsDns(dns string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsDns("abc.com")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsDns("a.b.com")
|
||||
fmt.Println(res2) //false
|
||||
|
||||
res3 := validator.IsDns("http://abc.com")
|
||||
fmt.Println(res3) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsEmail">IsEmail</span>
|
||||
<p>验证字符串是否是有效电子邮件地址</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsEmail(email string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsEmail("abc@xyz.com")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsEmail("a.b@@com")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsEmptyString">IsEmptyString</span>
|
||||
<p>验证字符串是否是空字符串</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsEmptyString(s string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
res1 := validator.IsEmptyString("")
|
||||
fmt.Println(res1) //true
|
||||
|
||||
res2 := validator.IsEmptyString("abc")
|
||||
fmt.Println(res2) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsFloatStr">IsFloatStr</span>
|
||||
<p>验证字符串是否是可以转换为浮点数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsFloatStr(s string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsFloatStr("")) //false
|
||||
fmt.Println(validator.IsFloatStr("12a")) //false
|
||||
fmt.Println(validator.IsFloatStr("3.")) //true
|
||||
fmt.Println(validator.IsFloatStr("+3.")) //true
|
||||
fmt.Println(validator.IsFloatStr("-3.")) //true
|
||||
fmt.Println(validator.IsFloatStr("12")) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsNumberStr">IsNumberStr</span>
|
||||
<p>验证字符串是否是可以转换为数字</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsNumberStr(s string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsNumberStr("")) //false
|
||||
fmt.Println(validator.IsNumberStr("12a")) //false
|
||||
fmt.Println(validator.IsNumberStr("3.")) //true
|
||||
fmt.Println(validator.IsNumberStr("+3.")) //true
|
||||
fmt.Println(validator.IsNumberStr("-3.")) //true
|
||||
fmt.Println(validator.IsNumberStr("+3e2")) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsJSON">IsJSON</span>
|
||||
<p>验证字符串是否是有效json</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsJSON(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsJSON("")) //false
|
||||
fmt.Println(validator.IsJSON("abc")) //false
|
||||
fmt.Println(validator.IsJSON("{}")) //true
|
||||
fmt.Println(validator.IsJSON("[]")) //true
|
||||
fmt.Println(validator.IsJSON("123")) //true
|
||||
fmt.Println(validator.IsJSON("{\"name\": \"test\"}")) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsRegexMatch">IsRegexMatch</span>
|
||||
<p>验证字符串是否可以匹配正则表达式</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsRegexMatch(s, regex string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsRegexMatch("abc", `^[a-zA-Z]+$`)) //true
|
||||
fmt.Println(validator.IsRegexMatch("1ab", `^[a-zA-Z]+$`)) //false
|
||||
fmt.Println(validator.IsRegexMatch("", `^[a-zA-Z]+$`)) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIntStr">IsIntStr</span>
|
||||
<p>验证字符串是否是可以转换为整数</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsIntStr(s string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIntStr("+3")) //true
|
||||
fmt.Println(validator.IsIntStr("-3")) //true
|
||||
fmt.Println(validator.IsIntStr("3.")) //false
|
||||
fmt.Println(validator.IsIntStr("abc")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIp">IsIp</span>
|
||||
<p>验证字符串是否是ip地址</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsIp(ipstr string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIp("127.0.0.1")) //true
|
||||
fmt.Println(validator.IsIp("::0:0:0:0:0:0:1")) //true
|
||||
fmt.Println(validator.IsIp("127.0.0")) //false
|
||||
fmt.Println(validator.IsIp("127")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIpV4">IsIpV4</span>
|
||||
<p>验证字符串是否是ipv4地址</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsIpV4(ipstr string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIpV4("127.0.0.1")) //true
|
||||
fmt.Println(validator.IsIpV4("::0:0:0:0:0:0:1")) //false
|
||||
fmt.Println(validator.IsIpV4("127.0.0")) //false
|
||||
fmt.Println(validator.IsIpV4("127")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsIpV6">IsIpV6</span>
|
||||
<p>验证字符串是否是ipv6地址</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsIpV6(ipstr string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsIpV6("127.0.0.1")) //false
|
||||
fmt.Println(validator.IsIpV6("::0:0:0:0:0:0:1")) //true
|
||||
fmt.Println(validator.IsIpV6("127.0.0")) //false
|
||||
fmt.Println(validator.IsIpV6("127")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsStrongPassword">IsStrongPassword</span>
|
||||
<p>验证字符串是否是强密码：(alpha(lower+upper) + number + special chars(!@#$%^&*()?><))</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsStrongPassword(password string, length int) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsStrongPassword("abc", 3)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abc123", 6)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abcABC", 6)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abcABC123@#$", 16)) //false
|
||||
fmt.Println(validator.IsStrongPassword("abcABC123@#$", 12)) //true
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsUrl">IsUrl</span>
|
||||
<p>验证字符串是否是url</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsUrl(str string) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsUrl("http://abc.com")) //true
|
||||
fmt.Println(validator.IsUrl("abc.com")) //true
|
||||
fmt.Println(validator.IsUrl("a.b.com")) //true
|
||||
fmt.Println(validator.IsUrl("abc")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
|
||||
### <span id="IsWeakPassword">IsWeakPassword</span>
|
||||
<p>验证字符串是否是弱密码：（only letter or only number or letter + number）
|
||||
.</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsWeakPassword(password string, length int) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsWeakPassword("abc")) //true
|
||||
fmt.Println(validator.IsWeakPassword("123")) //true
|
||||
fmt.Println(validator.IsWeakPassword("abc123")) //true
|
||||
fmt.Println(validator.IsWeakPassword("abc123@#$")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsZeroValue">IsZeroValue</span>
|
||||
<p>判断传入的参数值是否为零值</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsZeroValue(value any) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
fmt.Println(validator.IsZeroValue(nil)) //true
|
||||
fmt.Println(validator.IsZeroValue(0)) //true
|
||||
fmt.Println(validator.IsZeroValue("")) //true
|
||||
fmt.Println(validator.IsZeroValue([]int)) //true
|
||||
fmt.Println(validator.IsZeroValue(interface{})) //true
|
||||
|
||||
fmt.Println(validator.IsZeroValue("0")) //false
|
||||
fmt.Println(validator.IsZeroValue("nil")) //false
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
|
||||
### <span id="IsGBK">IsGBK</span>
|
||||
<p>检查数据编码是否为gbk（汉字内部代码扩展规范）。该函数的实现取决于双字节是否在gbk的编码范围内，而utf-8编码格式的每个字节都在gbk编码范围内。因此，应该首先调用utf8.valid检查它是否是utf-8编码，然后调用IsGBK检查gbk编码。如示例所示。</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func IsGBK(data []byte) bool
|
||||
```
|
||||
<b>例子:</b>
|
||||
|
||||
```go
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/duke-git/lancet/validator"
|
||||
)
|
||||
|
||||
func main() {
|
||||
data := []byte("你好")
|
||||
|
||||
// 先检查utf8编码
|
||||
if utf8.Valid(data) {
|
||||
fmt.Println("data encoding is utf-8")
|
||||
}else if(validator.IsGBK(data)) {
|
||||
fmt.Println("data encoding is GBK")
|
||||
}
|
||||
fmt.Println("data encoding is unknown")
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
@@ -8,11 +8,13 @@ import (
|
||||
"archive/zip"
|
||||
"bufio"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"io/fs"
|
||||
"io/ioutil"
|
||||
"net/http"
|
||||
"os"
|
||||
"path"
|
||||
"path/filepath"
|
||||
"strings"
|
||||
)
|
||||
@@ -40,6 +42,11 @@ func CreateFile(path string) bool {
|
||||
return true
|
||||
}
|
||||
|
||||
// CreateDir create directory in absolute path. param `absPath` like /a/, /a/b/
|
||||
func CreateDir(absPath string) error {
|
||||
return os.MkdirAll(path.Dir(absPath), os.ModePerm)
|
||||
}
|
||||
|
||||
// IsDir checks if the path is directory or not
|
||||
func IsDir(path string) bool {
|
||||
file, err := os.Stat(path)
|
||||
@@ -214,7 +221,11 @@ func UnZip(zipFile string, destPath string) error {
|
||||
defer zipReader.Close()
|
||||
|
||||
for _, f := range zipReader.File {
|
||||
path := filepath.Join(destPath, f.Name)
|
||||
//issue#62: fix ZipSlip bug
|
||||
path, err := safeFilepathJoin(destPath, f.Name)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if f.FileInfo().IsDir() {
|
||||
os.MkdirAll(path, os.ModePerm)
|
||||
} else {
|
||||
@@ -243,6 +254,17 @@ func UnZip(zipFile string, destPath string) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func safeFilepathJoin(path1, path2 string) (string, error) {
|
||||
relPath, err := filepath.Rel(".", path2)
|
||||
if err != nil || strings.HasPrefix(relPath, "..") {
|
||||
return "", fmt.Errorf("(zipslip) filepath is unsafe %q: %v", path2, err)
|
||||
}
|
||||
if path1 == "" {
|
||||
path1 = "."
|
||||
}
|
||||
return filepath.Join(path1, filepath.Join("/", relPath)), nil
|
||||
}
|
||||
|
||||
// IsLink checks if a file is symbol link or not
|
||||
func IsLink(path string) bool {
|
||||
fi, err := os.Lstat(path)
|
||||
|
||||
@@ -33,6 +33,27 @@ func TestCreateFile(t *testing.T) {
|
||||
os.Remove(f)
|
||||
}
|
||||
|
||||
func TestCreateDir(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestCreateDir")
|
||||
|
||||
pwd, err := os.Getwd()
|
||||
if err != nil {
|
||||
t.Error(err)
|
||||
t.FailNow()
|
||||
}
|
||||
|
||||
dirPath := pwd + "/a/"
|
||||
err = CreateDir(dirPath)
|
||||
if err != nil {
|
||||
t.Error(err)
|
||||
t.FailNow()
|
||||
}
|
||||
|
||||
assert.Equal(true, IsExist(dirPath))
|
||||
os.Remove(dirPath)
|
||||
assert.Equal(false, IsExist(dirPath))
|
||||
}
|
||||
|
||||
func TestIsDir(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestIsDir")
|
||||
|
||||
@@ -79,7 +100,7 @@ func TestListFileNames(t *testing.T) {
|
||||
filesInPath, err := ListFileNames("../datetime/")
|
||||
assert.IsNil(err)
|
||||
|
||||
expected := []string{"datetime.go", "datetime_test.go"}
|
||||
expected := []string{"conversion.go", "conversion_test.go", "datetime.go", "datetime_test.go"}
|
||||
assert.Equal(expected, filesInPath)
|
||||
}
|
||||
|
||||
|
||||
@@ -13,6 +13,7 @@ import (
|
||||
func After(n int, fn interface{}) func(args ...interface{}) []reflect.Value {
|
||||
// Catch programming error while constructing the closure
|
||||
mustBeFunction(fn)
|
||||
|
||||
return func(args ...interface{}) []reflect.Value {
|
||||
n--
|
||||
if n < 1 {
|
||||
@@ -66,12 +67,18 @@ func Compose(fnList ...func(...interface{}) interface{}) func(...interface{}) in
|
||||
|
||||
// Delay make the function execution after delayed time
|
||||
func Delay(delay time.Duration, fn interface{}, args ...interface{}) {
|
||||
// Catch programming error while constructing the closure
|
||||
mustBeFunction(fn)
|
||||
|
||||
time.Sleep(delay)
|
||||
invokeFunc(fn, args...)
|
||||
}
|
||||
|
||||
// Debounced creates a debounced function that delays invoking fn until after wait duration have elapsed since the last time the debounced function was invoked.
|
||||
func Debounced(fn func(), duration time.Duration) func() {
|
||||
// Catch programming error while constructing the closure
|
||||
mustBeFunction(fn)
|
||||
|
||||
timer := time.NewTimer(duration)
|
||||
timer.Stop()
|
||||
|
||||
@@ -91,6 +98,7 @@ func Debounced(fn func(), duration time.Duration) func() {
|
||||
func Schedule(d time.Duration, fn interface{}, args ...interface{}) chan bool {
|
||||
// Catch programming error while constructing the closure
|
||||
mustBeFunction(fn)
|
||||
|
||||
quit := make(chan bool)
|
||||
go func() {
|
||||
for {
|
||||
|
||||
2
go.mod
2
go.mod
@@ -1,3 +1,5 @@
|
||||
module github.com/duke-git/lancet
|
||||
|
||||
go 1.16
|
||||
|
||||
require golang.org/x/text v0.5.0
|
||||
|
||||
25
go.sum
Normal file
25
go.sum
Normal file
@@ -0,0 +1,25 @@
|
||||
github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
|
||||
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
|
||||
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
|
||||
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
|
||||
golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
|
||||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
|
||||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
|
||||
golang.org/x/text v0.5.0 h1:OLmvp0KP+FVG99Ct/qFiL/Fhk4zp4QQnZ7b2U+5piUM=
|
||||
golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
|
||||
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
|
||||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
92
mathutil/mathutil.go
Normal file
92
mathutil/mathutil.go
Normal file
@@ -0,0 +1,92 @@
|
||||
// Copyright 2021 dudaodong@gmail.com. All rights reserved.
|
||||
// Use of this source code is governed by MIT license
|
||||
|
||||
// Package mathutil implements some functions for math calculation.
|
||||
package mathutil
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"math"
|
||||
"strconv"
|
||||
"strings"
|
||||
)
|
||||
|
||||
// Exponent calculate x^n
|
||||
func Exponent(x, n int64) int64 {
|
||||
if n == 0 {
|
||||
return 1
|
||||
}
|
||||
|
||||
t := Exponent(x, n/2)
|
||||
|
||||
if n%2 == 1 {
|
||||
return t * t * x
|
||||
}
|
||||
|
||||
return t * t
|
||||
}
|
||||
|
||||
// Fibonacci calculate fibonacci number before n
|
||||
func Fibonacci(first, second, n int) int {
|
||||
if n <= 0 {
|
||||
return 0
|
||||
}
|
||||
if n < 3 {
|
||||
return 1
|
||||
} else if n == 3 {
|
||||
return first + second
|
||||
} else {
|
||||
return Fibonacci(second, first+second, n-1)
|
||||
}
|
||||
}
|
||||
|
||||
// Factorial calculate x!
|
||||
func Factorial(x uint) uint {
|
||||
var f uint = 1
|
||||
for ; x > 1; x-- {
|
||||
f *= x
|
||||
}
|
||||
return f
|
||||
}
|
||||
|
||||
// Percent calculate the percentage of val to total
|
||||
func Percent(val, total float64, n int) float64 {
|
||||
if total == 0 {
|
||||
return float64(0)
|
||||
}
|
||||
tmp := val / total * 100
|
||||
res := RoundToFloat(tmp, n)
|
||||
|
||||
return res
|
||||
}
|
||||
|
||||
// RoundToString round up to n decimal places
|
||||
func RoundToString(x float64, n int) string {
|
||||
tmp := math.Pow(10.0, float64(n))
|
||||
x *= tmp
|
||||
x = math.Round(x)
|
||||
res := strconv.FormatFloat(x/tmp, 'f', n, 64)
|
||||
return res
|
||||
}
|
||||
|
||||
// RoundToFloat round up to n decimal places
|
||||
func RoundToFloat(x float64, n int) float64 {
|
||||
tmp := math.Pow(10.0, float64(n))
|
||||
x *= tmp
|
||||
x = math.Round(x)
|
||||
return x / tmp
|
||||
}
|
||||
|
||||
// TruncRound round off n decimal places
|
||||
func TruncRound(x float64, n int) float64 {
|
||||
floatStr := fmt.Sprintf("%."+strconv.Itoa(n+1)+"f", x)
|
||||
temp := strings.Split(floatStr, ".")
|
||||
var newFloat string
|
||||
if len(temp) < 2 || n >= len(temp[1]) {
|
||||
newFloat = floatStr
|
||||
} else {
|
||||
newFloat = temp[0] + "." + temp[1][:n]
|
||||
}
|
||||
res, _ := strconv.ParseFloat(newFloat, 64)
|
||||
return res
|
||||
}
|
||||
72
mathutil/mathutil_test.go
Normal file
72
mathutil/mathutil_test.go
Normal file
@@ -0,0 +1,72 @@
|
||||
package mathutil
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
"github.com/duke-git/lancet/internal"
|
||||
)
|
||||
|
||||
func TestExponent(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestExponent")
|
||||
|
||||
assert.Equal(int64(1), Exponent(10, 0))
|
||||
assert.Equal(int64(10), Exponent(10, 1))
|
||||
assert.Equal(int64(100), Exponent(10, 2))
|
||||
}
|
||||
|
||||
func TestFibonacci(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestFibonacci")
|
||||
|
||||
assert.Equal(0, Fibonacci(1, 1, 0))
|
||||
assert.Equal(1, Fibonacci(1, 1, 1))
|
||||
assert.Equal(1, Fibonacci(1, 1, 2))
|
||||
assert.Equal(5, Fibonacci(1, 1, 5))
|
||||
}
|
||||
|
||||
func TestFactorial(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestFactorial")
|
||||
|
||||
assert.Equal(uint(1), Factorial(0))
|
||||
assert.Equal(uint(1), Factorial(1))
|
||||
assert.Equal(uint(2), Factorial(2))
|
||||
assert.Equal(uint(6), Factorial(3))
|
||||
}
|
||||
|
||||
func TestPercent(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestPercent")
|
||||
|
||||
assert.Equal(float64(50), Percent(1, 2, 2))
|
||||
assert.Equal(float64(33.33), Percent(0.1, 0.3, 2))
|
||||
}
|
||||
|
||||
func TestRoundToFloat(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestRoundToFloat")
|
||||
|
||||
assert.Equal(RoundToFloat(0, 0), float64(0))
|
||||
assert.Equal(RoundToFloat(0, 1), float64(0))
|
||||
assert.Equal(RoundToFloat(0.124, 2), float64(0.12))
|
||||
assert.Equal(RoundToFloat(0.125, 2), float64(0.13))
|
||||
assert.Equal(RoundToFloat(0.125, 3), float64(0.125))
|
||||
assert.Equal(RoundToFloat(33.33333, 2), float64(33.33))
|
||||
}
|
||||
|
||||
func TestRoundToString(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestRoundToString")
|
||||
|
||||
assert.Equal(RoundToString(0, 0), "0")
|
||||
assert.Equal(RoundToString(0, 1), "0.0")
|
||||
assert.Equal(RoundToString(0.124, 2), "0.12")
|
||||
assert.Equal(RoundToString(0.125, 2), "0.13")
|
||||
assert.Equal(RoundToString(0.125, 3), "0.125")
|
||||
}
|
||||
|
||||
func TestTruncRound(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestTruncRound")
|
||||
|
||||
assert.Equal(TruncRound(0, 0), float64(0))
|
||||
assert.Equal(TruncRound(0, 1), float64(0))
|
||||
assert.Equal(TruncRound(0.124, 2), float64(0.12))
|
||||
assert.Equal(TruncRound(0.125, 2), float64(0.12))
|
||||
assert.Equal(TruncRound(0.125, 3), float64(0.125))
|
||||
assert.Equal(TruncRound(33.33333, 2), float64(33.33))
|
||||
}
|
||||
@@ -6,7 +6,8 @@
|
||||
// HttpGet, HttpPost, HttpDelete, HttpPut, HttpPatch, function param `url` is required.
|
||||
// HttpGet, HttpPost, HttpDelete, HttpPut, HttpPatch, function param `params` is variable, the order is:
|
||||
// params[0] is header which type should be http.Header or map[string]string,
|
||||
// params[1] is query param which type should be url.Values or map[string]interface{},
|
||||
// params[1] is query string param which type should be url.Values or map[string]string, when content-type header is
|
||||
// multipart/form-data or application/x-www-form-urlencoded
|
||||
// params[2] is post body which type should be []byte.
|
||||
// params[3] is http client which type should be http.Client.
|
||||
package netutil
|
||||
228
netutil/http_client.go
Normal file
228
netutil/http_client.go
Normal file
@@ -0,0 +1,228 @@
|
||||
package netutil
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"crypto/tls"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"net/http"
|
||||
"net/url"
|
||||
"reflect"
|
||||
"regexp"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/duke-git/lancet/slice"
|
||||
)
|
||||
|
||||
// HttpRequest struct is a composed http request
|
||||
type HttpRequest struct {
|
||||
RawURL string
|
||||
Method string
|
||||
Headers http.Header
|
||||
QueryParams url.Values
|
||||
FormData url.Values
|
||||
Body []byte
|
||||
}
|
||||
|
||||
// HttpClientConfig contains some configurations for http client
|
||||
type HttpClientConfig struct {
|
||||
SSLEnabled bool
|
||||
TLSConfig *tls.Config
|
||||
Compressed bool
|
||||
HandshakeTimeout time.Duration
|
||||
ResponseTimeout time.Duration
|
||||
Verbose bool
|
||||
}
|
||||
|
||||
// defaultHttpClientConfig defalut client config
|
||||
var defaultHttpClientConfig = &HttpClientConfig{
|
||||
Compressed: false,
|
||||
HandshakeTimeout: 20 * time.Second,
|
||||
ResponseTimeout: 40 * time.Second,
|
||||
}
|
||||
|
||||
// HttpClient is used for sending http request
|
||||
type HttpClient struct {
|
||||
*http.Client
|
||||
TLS *tls.Config
|
||||
Request *http.Request
|
||||
Config HttpClientConfig
|
||||
}
|
||||
|
||||
// NewHttpClient make a HttpClient instance
|
||||
func NewHttpClient() *HttpClient {
|
||||
client := &HttpClient{
|
||||
Client: &http.Client{
|
||||
Transport: &http.Transport{
|
||||
TLSHandshakeTimeout: defaultHttpClientConfig.HandshakeTimeout,
|
||||
ResponseHeaderTimeout: defaultHttpClientConfig.ResponseTimeout,
|
||||
DisableCompression: !defaultHttpClientConfig.Compressed,
|
||||
},
|
||||
},
|
||||
Config: *defaultHttpClientConfig,
|
||||
}
|
||||
|
||||
return client
|
||||
}
|
||||
|
||||
// NewHttpClientWithConfig make a HttpClient instance with pass config
|
||||
func NewHttpClientWithConfig(config *HttpClientConfig) *HttpClient {
|
||||
if config == nil {
|
||||
config = defaultHttpClientConfig
|
||||
}
|
||||
|
||||
client := &HttpClient{
|
||||
Client: &http.Client{
|
||||
Transport: &http.Transport{
|
||||
TLSHandshakeTimeout: config.HandshakeTimeout,
|
||||
ResponseHeaderTimeout: config.ResponseTimeout,
|
||||
DisableCompression: !config.Compressed,
|
||||
},
|
||||
},
|
||||
Config: *config,
|
||||
}
|
||||
|
||||
if config.SSLEnabled {
|
||||
client.TLS = config.TLSConfig
|
||||
}
|
||||
|
||||
return client
|
||||
}
|
||||
|
||||
// SendRequest send http request
|
||||
func (client *HttpClient) SendRequest(request *HttpRequest) (*http.Response, error) {
|
||||
err := validateRequest(request)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
rawUrl := request.RawURL
|
||||
|
||||
req, err := http.NewRequest(request.Method, rawUrl, bytes.NewBuffer(request.Body))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
client.setTLS(rawUrl)
|
||||
client.setHeader(req, request.Headers)
|
||||
client.setQueryParam(req, rawUrl, request.QueryParams)
|
||||
|
||||
if request.FormData != nil {
|
||||
client.setFormData(req, request.FormData)
|
||||
}
|
||||
|
||||
client.Request = req
|
||||
|
||||
resp, err := client.Client.Do(req)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return resp, nil
|
||||
}
|
||||
|
||||
// DecodeResponse decode response into target object
|
||||
func (client *HttpClient) DecodeResponse(resp *http.Response, target interface{}) error {
|
||||
if resp == nil {
|
||||
return errors.New("invalid target param")
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
return json.NewDecoder(resp.Body).Decode(target)
|
||||
}
|
||||
|
||||
// setTLS set http client transport TLSClientConfig
|
||||
func (client *HttpClient) setTLS(rawUrl string) {
|
||||
if strings.HasPrefix(rawUrl, "https") {
|
||||
if transport, ok := client.Client.Transport.(*http.Transport); ok {
|
||||
transport.TLSClientConfig = client.TLS
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// setHeader set http rquest header
|
||||
func (client *HttpClient) setHeader(req *http.Request, headers http.Header) {
|
||||
if headers == nil {
|
||||
headers = make(http.Header)
|
||||
}
|
||||
|
||||
if _, ok := headers["Accept"]; !ok {
|
||||
headers["Accept"] = []string{"*/*"}
|
||||
}
|
||||
if _, ok := headers["Accept-Encoding"]; !ok && client.Config.Compressed {
|
||||
headers["Accept-Encoding"] = []string{"deflate, gzip"}
|
||||
}
|
||||
|
||||
req.Header = headers
|
||||
}
|
||||
|
||||
// setQueryParam set http request query string param
|
||||
func (client *HttpClient) setQueryParam(req *http.Request, reqUrl string, queryParam url.Values) error {
|
||||
if queryParam != nil {
|
||||
if !strings.Contains(reqUrl, "?") {
|
||||
reqUrl = reqUrl + "?" + queryParam.Encode()
|
||||
} else {
|
||||
reqUrl = reqUrl + "&" + queryParam.Encode()
|
||||
}
|
||||
u, err := url.Parse(reqUrl)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
req.URL = u
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (client *HttpClient) setFormData(req *http.Request, values url.Values) {
|
||||
formData := []byte(values.Encode())
|
||||
req.Body = ioutil.NopCloser(bytes.NewReader(formData))
|
||||
req.ContentLength = int64(len(formData))
|
||||
}
|
||||
|
||||
// validateRequest check if a request has url, and valid method.
|
||||
func validateRequest(req *HttpRequest) error {
|
||||
if req.RawURL == "" {
|
||||
return errors.New("invalid request url")
|
||||
}
|
||||
|
||||
// common HTTP methods
|
||||
methods := []string{"GET", "POST", "PUT", "DELETE", "PATCH",
|
||||
"HEAD", "CONNECT", "OPTIONS", "TRACE"}
|
||||
|
||||
if !slice.Contain(methods, strings.ToUpper(req.Method)) {
|
||||
return errors.New("invalid request method")
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// StructToUrlValues convert struct to url valuse,
|
||||
// only convert the field which is exported and has `json` tag
|
||||
func StructToUrlValues(targetStruct interface{}) url.Values {
|
||||
rv := reflect.ValueOf(targetStruct)
|
||||
rt := reflect.TypeOf(targetStruct)
|
||||
|
||||
if rt.Kind() == reflect.Ptr {
|
||||
rt = rt.Elem()
|
||||
}
|
||||
if rt.Kind() != reflect.Struct {
|
||||
panic(fmt.Errorf("data type %T not support, shuld be struct or pointer to struct", targetStruct))
|
||||
}
|
||||
|
||||
result := url.Values{}
|
||||
|
||||
fieldNum := rt.NumField()
|
||||
pattern := `^[A-Z]`
|
||||
regex := regexp.MustCompile(pattern)
|
||||
for i := 0; i < fieldNum; i++ {
|
||||
name := rt.Field(i).Name
|
||||
tag := rt.Field(i).Tag.Get("json")
|
||||
if regex.MatchString(name) && tag != "" {
|
||||
result.Add(tag, fmt.Sprintf("%v", rv.Field(i).Interface()))
|
||||
}
|
||||
}
|
||||
|
||||
return result
|
||||
}
|
||||
95
netutil/http_client_test.go
Normal file
95
netutil/http_client_test.go
Normal file
@@ -0,0 +1,95 @@
|
||||
package netutil
|
||||
|
||||
import (
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"net/http"
|
||||
"net/url"
|
||||
"testing"
|
||||
|
||||
"github.com/duke-git/lancet/internal"
|
||||
)
|
||||
|
||||
func TestHttpClient_Get(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestHttpClient_Get")
|
||||
|
||||
request := &HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos/1",
|
||||
Method: "GET",
|
||||
}
|
||||
|
||||
httpClient := NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil || resp.StatusCode != 200 {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Id int `json:"id"`
|
||||
Title string `json:"title"`
|
||||
Completed bool `json:"completed"`
|
||||
}
|
||||
|
||||
var todo Todo
|
||||
httpClient.DecodeResponse(resp, &todo)
|
||||
|
||||
assert.Equal(1, todo.Id)
|
||||
}
|
||||
|
||||
func TestHttpClent_Post(t *testing.T) {
|
||||
header := http.Header{}
|
||||
header.Add("Content-Type", "multipart/form-data")
|
||||
|
||||
postData := url.Values{}
|
||||
postData.Add("userId", "1")
|
||||
postData.Add("title", "testItem")
|
||||
|
||||
request := &HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos",
|
||||
Method: "POST",
|
||||
Headers: header,
|
||||
FormData: postData,
|
||||
}
|
||||
|
||||
httpClient := NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
t.Log("response: ", resp.StatusCode, string(body))
|
||||
}
|
||||
|
||||
func TestStructToUrlValues(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestStructToUrlValues")
|
||||
|
||||
type TodoQuery struct {
|
||||
Id int `json:"id"`
|
||||
UserId int `json:"userId"`
|
||||
}
|
||||
todoQuery := TodoQuery{
|
||||
Id: 1,
|
||||
UserId: 1,
|
||||
}
|
||||
todoValues := StructToUrlValues(todoQuery)
|
||||
|
||||
assert.Equal("1", todoValues.Get("id"))
|
||||
assert.Equal("1", todoValues.Get("userId"))
|
||||
|
||||
request := &HttpRequest{
|
||||
RawURL: "https://jsonplaceholder.typicode.com/todos",
|
||||
Method: "GET",
|
||||
QueryParams: todoValues,
|
||||
}
|
||||
|
||||
httpClient := NewHttpClient()
|
||||
resp, err := httpClient.SendRequest(request)
|
||||
if err != nil || resp.StatusCode != 200 {
|
||||
log.Fatal(err)
|
||||
}
|
||||
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
t.Log("response: ", string(body))
|
||||
}
|
||||
@@ -4,6 +4,7 @@ import (
|
||||
"encoding/json"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"net/url"
|
||||
"testing"
|
||||
|
||||
"github.com/duke-git/lancet/internal"
|
||||
@@ -46,6 +47,29 @@ func TestHttpPost(t *testing.T) {
|
||||
t.Log("response: ", resp.StatusCode, string(body))
|
||||
}
|
||||
|
||||
func TestHttpPostFormData(t *testing.T) {
|
||||
apiUrl := "https://jsonplaceholder.typicode.com/todos"
|
||||
header := map[string]string{
|
||||
// "Content-Type": "application/x-www-form-urlencoded",
|
||||
"Content-Type": "multipart/form-data",
|
||||
}
|
||||
type Todo struct {
|
||||
UserId int `json:"userId"`
|
||||
Title string `json:"title"`
|
||||
}
|
||||
postData := url.Values{}
|
||||
postData.Add("userId", "1")
|
||||
postData.Add("title", "TestAddToDo")
|
||||
|
||||
resp, err := HttpPost(apiUrl, header, postData, nil)
|
||||
if err != nil {
|
||||
log.Fatal(err)
|
||||
t.FailNow()
|
||||
}
|
||||
body, _ := ioutil.ReadAll(resp.Body)
|
||||
t.Log("response: ", resp.StatusCode, string(body))
|
||||
}
|
||||
|
||||
func TestHttpPut(t *testing.T) {
|
||||
url := "https://jsonplaceholder.typicode.com/todos/1"
|
||||
header := map[string]string{
|
||||
@@ -5,6 +5,8 @@ import (
|
||||
"io/ioutil"
|
||||
"net"
|
||||
"net/http"
|
||||
"net/url"
|
||||
"strings"
|
||||
)
|
||||
|
||||
// GetInternalIp return internal ipv4
|
||||
@@ -47,6 +49,66 @@ func GetPublicIpInfo() (*PublicIpInfo, error) {
|
||||
return &ip, nil
|
||||
}
|
||||
|
||||
// GetRequestPublicIp return the requested public ip
|
||||
func GetRequestPublicIp(req *http.Request) string {
|
||||
var ip string
|
||||
for _, ip = range strings.Split(req.Header.Get("X-Forwarded-For"), ",") {
|
||||
if ip = strings.TrimSpace(ip); ip != "" && !IsInternalIP(net.ParseIP(ip)) {
|
||||
return ip
|
||||
}
|
||||
}
|
||||
|
||||
if ip = strings.TrimSpace(req.Header.Get("X-Real-Ip")); ip != "" && !IsInternalIP(net.ParseIP(ip)) {
|
||||
return ip
|
||||
}
|
||||
|
||||
if ip, _, _ = net.SplitHostPort(req.RemoteAddr); !IsInternalIP(net.ParseIP(ip)) {
|
||||
return ip
|
||||
}
|
||||
|
||||
return ip
|
||||
}
|
||||
|
||||
// GetIps return all ipv4 of system
|
||||
func GetIps() []string {
|
||||
var ips []string
|
||||
|
||||
addrs, err := net.InterfaceAddrs()
|
||||
if err != nil {
|
||||
return ips
|
||||
}
|
||||
|
||||
for _, addr := range addrs {
|
||||
ipNet, isValid := addr.(*net.IPNet)
|
||||
if isValid && !ipNet.IP.IsLoopback() {
|
||||
if ipNet.IP.To4() != nil {
|
||||
ips = append(ips, ipNet.IP.String())
|
||||
}
|
||||
}
|
||||
}
|
||||
return ips
|
||||
}
|
||||
|
||||
// GetMacAddrs get mac address
|
||||
func GetMacAddrs() []string {
|
||||
var macAddrs []string
|
||||
|
||||
nets, err := net.Interfaces()
|
||||
if err != nil {
|
||||
return macAddrs
|
||||
}
|
||||
|
||||
for _, net := range nets {
|
||||
macAddr := net.HardwareAddr.String()
|
||||
if len(macAddr) == 0 {
|
||||
continue
|
||||
}
|
||||
macAddrs = append(macAddrs, macAddr)
|
||||
}
|
||||
|
||||
return macAddrs
|
||||
}
|
||||
|
||||
// PublicIpInfo public ip info: country, region, isp, city, lat, lon, ip
|
||||
type PublicIpInfo struct {
|
||||
Status string `json:"status"`
|
||||
@@ -82,3 +144,29 @@ func IsPublicIP(IP net.IP) bool {
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
// IsInternalIP verify an ip is intranet or not
|
||||
func IsInternalIP(IP net.IP) bool {
|
||||
if IP.IsLoopback() {
|
||||
return true
|
||||
}
|
||||
if ip4 := IP.To4(); ip4 != nil {
|
||||
return ip4[0] == 10 ||
|
||||
(ip4[0] == 172 && ip4[1] >= 16 && ip4[1] <= 31) ||
|
||||
(ip4[0] == 169 && ip4[1] == 254) ||
|
||||
(ip4[0] == 192 && ip4[1] == 168)
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
// EncodeUrl encode url
|
||||
func EncodeUrl(urlStr string) (string, error) {
|
||||
URL, err := url.Parse(urlStr)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
|
||||
URL.RawQuery = URL.Query().Encode()
|
||||
|
||||
return URL.String(), nil
|
||||
}
|
||||
|
||||
@@ -41,6 +41,7 @@ func doHttpRequest(method, reqUrl string, params ...interface{}) (*http.Response
|
||||
return nil, err
|
||||
}
|
||||
case 3:
|
||||
|
||||
err := setHeaderAndQueryAndBody(req, reqUrl, params[0], params[1], params[2])
|
||||
if err != nil {
|
||||
return nil, err
|
||||
@@ -81,7 +82,21 @@ func setHeaderAndQueryAndBody(req *http.Request, reqUrl string, header, queryPar
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = setBodyByte(req, body)
|
||||
if strings.Contains(req.Header.Get("Content-Type"), "multipart/form-data") || req.Header.Get("Content-Type") == "application/x-www-form-urlencoded" {
|
||||
if formData, ok := queryParam.(url.Values); ok {
|
||||
err = setBodyByte(req, []byte(formData.Encode()))
|
||||
}
|
||||
if formData, ok := queryParam.(map[string]string); ok {
|
||||
postData := url.Values{}
|
||||
for k, v := range formData {
|
||||
postData.Set(k, v)
|
||||
}
|
||||
err = setBodyByte(req, []byte(postData.Encode()))
|
||||
}
|
||||
|
||||
} else {
|
||||
err = setBodyByte(req, body)
|
||||
}
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@@ -157,16 +172,13 @@ func setQueryParam(req *http.Request, reqUrl string, queryParam interface{}) err
|
||||
|
||||
func setBodyByte(req *http.Request, body interface{}) error {
|
||||
if body != nil {
|
||||
var bodyByte []byte
|
||||
if body != nil {
|
||||
switch v := body.(type) {
|
||||
case []byte:
|
||||
bodyByte = v
|
||||
default:
|
||||
return errors.New("body type should be []byte")
|
||||
}
|
||||
switch b := body.(type) {
|
||||
case []byte:
|
||||
req.Body = ioutil.NopCloser(bytes.NewReader(b))
|
||||
req.ContentLength = int64(len(b))
|
||||
default:
|
||||
return errors.New("body type should be []byte")
|
||||
}
|
||||
req.Body = ioutil.NopCloser(bytes.NewReader(bodyByte))
|
||||
}
|
||||
return nil
|
||||
}
|
||||
@@ -42,3 +42,13 @@ func TestIsPublicIP(t *testing.T) {
|
||||
assert.Equal(expected[i], actual)
|
||||
}
|
||||
}
|
||||
|
||||
func TestGetIps(t *testing.T) {
|
||||
ips := GetIps()
|
||||
t.Log(ips)
|
||||
}
|
||||
|
||||
func TestGetMacAddrs(t *testing.T) {
|
||||
macAddrs := GetMacAddrs()
|
||||
t.Log(macAddrs)
|
||||
}
|
||||
|
||||
@@ -6,23 +6,18 @@ package random
|
||||
|
||||
import (
|
||||
crand "crypto/rand"
|
||||
"fmt"
|
||||
"io"
|
||||
"math/rand"
|
||||
"time"
|
||||
)
|
||||
|
||||
// RandString generate random string
|
||||
// see https://stackoverflow.com/questions/22892120/how-to-generate-a-random-string-of-a-fixed-length-in-go
|
||||
func RandString(length int) string {
|
||||
const letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
||||
|
||||
b := make([]byte, length)
|
||||
r := rand.New(rand.NewSource(time.Now().UnixNano()))
|
||||
for i := range b {
|
||||
b[i] = letters[r.Int63()%int64(len(letters))]
|
||||
}
|
||||
return string(b)
|
||||
}
|
||||
const (
|
||||
NUMERAL = "0123456789"
|
||||
LOWER_LETTERS = "abcdefghijklmnopqrstuvwxyz"
|
||||
UPPER_LETTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
||||
LETTERS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
||||
)
|
||||
|
||||
// RandInt generate random int between min and max, maybe min, not be max
|
||||
func RandInt(min, max int) int {
|
||||
@@ -48,3 +43,53 @@ func RandBytes(length int) []byte {
|
||||
}
|
||||
return b
|
||||
}
|
||||
|
||||
// RandString generate random string
|
||||
func RandString(length int) string {
|
||||
return random(LETTERS, length)
|
||||
}
|
||||
|
||||
// RandUpper generate a random upper case string
|
||||
func RandUpper(length int) string {
|
||||
return random(UPPER_LETTERS, length)
|
||||
}
|
||||
|
||||
// RandLower generate a random lower case string
|
||||
func RandLower(length int) string {
|
||||
return random(LOWER_LETTERS, length)
|
||||
}
|
||||
|
||||
// RandNumeral generate a random numeral string
|
||||
func RandNumeral(length int) string {
|
||||
return random(NUMERAL, length)
|
||||
}
|
||||
|
||||
// RandNumeralOrLetter generate a random numeral or letter string
|
||||
func RandNumeralOrLetter(length int) string {
|
||||
return random(NUMERAL+LETTERS, length)
|
||||
}
|
||||
|
||||
// random generate a random string based on given string range
|
||||
func random(s string, length int) string {
|
||||
b := make([]byte, length)
|
||||
r := rand.New(rand.NewSource(time.Now().UnixNano()))
|
||||
for i := range b {
|
||||
b[i] = s[r.Int63()%int64(len(s))]
|
||||
}
|
||||
return string(b)
|
||||
}
|
||||
|
||||
// UUIdV4 generate a random UUID of version 4 according to RFC 4122
|
||||
func UUIdV4() (string, error) {
|
||||
uuid := make([]byte, 16)
|
||||
|
||||
n, err := io.ReadFull(crand.Reader, uuid)
|
||||
if n != len(uuid) || err != nil {
|
||||
return "", err
|
||||
}
|
||||
|
||||
uuid[8] = uuid[8]&^0xc0 | 0x80
|
||||
uuid[6] = uuid[6]&^0xf0 | 0x40
|
||||
|
||||
return fmt.Sprintf("%x-%x-%x-%x-%x", uuid[0:4], uuid[4:6], uuid[6:8], uuid[8:10], uuid[10:]), nil
|
||||
}
|
||||
|
||||
@@ -19,6 +19,51 @@ func TestRandString(t *testing.T) {
|
||||
assert.Equal(true, reg.MatchString(randStr))
|
||||
}
|
||||
|
||||
func TestRandUpper(t *testing.T) {
|
||||
pattern := `^[A-Z]+$`
|
||||
reg := regexp.MustCompile(pattern)
|
||||
|
||||
randStr := RandUpper(6)
|
||||
|
||||
assert := internal.NewAssert(t, "TestRandUpper")
|
||||
assert.Equal(6, len(randStr))
|
||||
assert.Equal(true, reg.MatchString(randStr))
|
||||
}
|
||||
|
||||
func TestRandLower(t *testing.T) {
|
||||
pattern := `^[a-z]+$`
|
||||
reg := regexp.MustCompile(pattern)
|
||||
|
||||
randStr := RandLower(6)
|
||||
|
||||
assert := internal.NewAssert(t, "TestRandLower")
|
||||
assert.Equal(6, len(randStr))
|
||||
assert.Equal(true, reg.MatchString(randStr))
|
||||
}
|
||||
|
||||
func TestRandNumeral(t *testing.T) {
|
||||
pattern := `^[0-9]+$`
|
||||
reg := regexp.MustCompile(pattern)
|
||||
|
||||
randStr := RandNumeral(12)
|
||||
|
||||
assert := internal.NewAssert(t, "TestRandNumeral")
|
||||
assert.Equal(12, len(randStr))
|
||||
assert.Equal(true, reg.MatchString(randStr))
|
||||
}
|
||||
|
||||
func TestRandNumeralOrLetter(t *testing.T) {
|
||||
pattern := `^[0-9a-zA-Z]+$`
|
||||
reg := regexp.MustCompile(pattern)
|
||||
|
||||
randStr := RandNumeralOrLetter(10)
|
||||
t.Log(randStr)
|
||||
|
||||
assert := internal.NewAssert(t, "TestRandNumeralOrLetter")
|
||||
assert.Equal(10, len(randStr))
|
||||
assert.Equal(true, reg.MatchString(randStr))
|
||||
}
|
||||
|
||||
func TestRandInt(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestRandInt")
|
||||
|
||||
@@ -47,3 +92,16 @@ func TestRandBytes(t *testing.T) {
|
||||
|
||||
assert.Equal([]byte{}, RandBytes(0))
|
||||
}
|
||||
|
||||
func TestUUIdV4(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestUUIdV4")
|
||||
|
||||
uuid, err := UUIdV4()
|
||||
if err != nil {
|
||||
t.Log(err)
|
||||
t.Fail()
|
||||
}
|
||||
|
||||
isUUiDV4 := regexp.MustCompile(`^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$`)
|
||||
assert.Equal(true, isUUiDV4.MatchString(uuid))
|
||||
}
|
||||
|
||||
240
slice/slice.go
240
slice/slice.go
@@ -167,15 +167,15 @@ func Difference(slice1, slice2 interface{}) interface{} {
|
||||
// DifferenceBy it accepts iteratee which is invoked for each element of slice
|
||||
// and values to generate the criterion by which they're compared.
|
||||
// like lodash.js differenceBy: https://lodash.com/docs/4.17.15#differenceBy,
|
||||
// the iterateeFn function signature should be func(index int, value interface{}) interface{}.
|
||||
func DifferenceBy(slice interface{}, comparedSlice interface{}, iterateeFn interface{}) interface{} {
|
||||
// the iteratee function signature should be func(index int, value interface{}) interface{}.
|
||||
func DifferenceBy(slice interface{}, comparedSlice interface{}, iteratee interface{}) interface{} {
|
||||
sv := sliceValue(slice)
|
||||
smv := sliceValue(comparedSlice)
|
||||
fn := functionValue(iterateeFn)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, nil) {
|
||||
panic("function param should be of type func(" + elemType.String() + ")" + elemType.String())
|
||||
panic("iteratee function signature should be func(" + elemType.String() + ")" + elemType.String())
|
||||
}
|
||||
|
||||
slice1 := reflect.MakeSlice(sv.Type(), sv.Len(), sv.Len())
|
||||
@@ -203,15 +203,57 @@ func DifferenceBy(slice interface{}, comparedSlice interface{}, iterateeFn inter
|
||||
return res.Interface()
|
||||
}
|
||||
|
||||
// Equal checks if two slices are equal: the same length and all elements' order and value are equal
|
||||
func Equal(slice1, slice2 interface{}) bool {
|
||||
sv1 := sliceValue(slice1)
|
||||
sv2 := sliceValue(slice2)
|
||||
|
||||
if sv1.Type().Elem() != sv2.Type().Elem() {
|
||||
return false
|
||||
}
|
||||
|
||||
if sv1.Len() != sv2.Len() {
|
||||
return false
|
||||
}
|
||||
|
||||
for i := 0; i < sv1.Len(); i++ {
|
||||
if sv1.Index(i).Interface() != sv2.Index(i).Interface() {
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
return true
|
||||
}
|
||||
|
||||
// EqualWith checks if two slices are equal with comparator func
|
||||
func EqualWith(slice1, slice2 interface{}, comparator interface{}) bool {
|
||||
sv1 := sliceValue(slice1)
|
||||
sv2 := sliceValue(slice2)
|
||||
|
||||
fn := functionValue(comparator)
|
||||
// elemType1 := sv1.Type().Elem()
|
||||
// elemType2 := sv2.Type().Elem()
|
||||
// todo: check fn signature: func(a elemType1.Kind(), b elemType2.Kind()) bool
|
||||
|
||||
for i := 0; i < sv1.Len(); i++ {
|
||||
flag := fn.Call([]reflect.Value{sv1.Index(i), sv2.Index(i)})[0]
|
||||
if !flag.Bool() {
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
return true
|
||||
}
|
||||
|
||||
// Every return true if all of the values in the slice pass the predicate function.
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
// The iteratee function signature should be func(index int, value interface{}) bool .
|
||||
func Every(slice, function interface{}) bool {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
var currentLength int
|
||||
@@ -226,14 +268,14 @@ func Every(slice, function interface{}) bool {
|
||||
}
|
||||
|
||||
// None return true if all the values in the slice mismatch the criteria
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func None(slice, function interface{}) bool {
|
||||
// The iteratee function signature should be func(index int, value interface{}) bool .
|
||||
func None(slice, iteratee interface{}) bool {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
var currentLength int
|
||||
@@ -248,14 +290,14 @@ func None(slice, function interface{}) bool {
|
||||
}
|
||||
|
||||
// Some return true if any of the values in the list pass the predicate function.
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func Some(slice, function interface{}) bool {
|
||||
// The iteratee function signature should be func(index int, value interface{}) bool .
|
||||
func Some(slice, iteratee interface{}) bool {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
has := false
|
||||
@@ -270,14 +312,14 @@ func Some(slice, function interface{}) bool {
|
||||
}
|
||||
|
||||
// Filter iterates over elements of slice, returning an slice of all elements `signature` returns truthy for.
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func Filter(slice, function interface{}) interface{} {
|
||||
// The iteratee function signature should be func(index int, value interface{}) bool .
|
||||
func Filter(slice, iteratee interface{}) interface{} {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
res := reflect.MakeSlice(sv.Type(), 0, 0)
|
||||
@@ -292,14 +334,14 @@ func Filter(slice, function interface{}) interface{} {
|
||||
}
|
||||
|
||||
// Count iterates over elements of slice, returns a count of all matched elements
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func Count(slice, function interface{}) int {
|
||||
// The iteratee function signature should be func(index int, value interface{}) bool .
|
||||
func Count(slice, iteratee interface{}) int {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
var counter int
|
||||
@@ -314,14 +356,14 @@ func Count(slice, function interface{}) int {
|
||||
}
|
||||
|
||||
// GroupBy iterate over elements of the slice, each element will be group by criteria, returns two slices
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func GroupBy(slice, function interface{}) (interface{}, interface{}) {
|
||||
// The iteratee function signature should be func(index int, value interface{}) bool .
|
||||
func GroupBy(slice, iteratee interface{}) (interface{}, interface{}) {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
groupB := reflect.MakeSlice(sv.Type(), 0, 0)
|
||||
@@ -340,14 +382,14 @@ func GroupBy(slice, function interface{}) (interface{}, interface{}) {
|
||||
}
|
||||
|
||||
// Find iterates over elements of slice, returning the first one that passes a truth test on function.
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func Find(slice, function interface{}) (interface{}, bool) {
|
||||
// The predicate function signature should be func(index int, value interface{}) bool .
|
||||
func Find(slice, predicate interface{}) (interface{}, bool) {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(predicate)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
panic("predicate function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
index := -1
|
||||
@@ -367,6 +409,34 @@ func Find(slice, function interface{}) (interface{}, bool) {
|
||||
return sv.Index(index).Interface(), true
|
||||
}
|
||||
|
||||
// FindLast iterates over elements of slice from end to begin, returning the first one that passes a truth test on function.
|
||||
// The function signature should be func(index int, value interface{}) bool .
|
||||
func FindLast(slice, predicate interface{}) (interface{}, bool) {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(predicate)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, reflect.ValueOf(true).Type()) {
|
||||
panic("predicate function signature should be func(int, " + elemType.String() + ")" + reflect.ValueOf(true).Type().String())
|
||||
}
|
||||
|
||||
index := -1
|
||||
for i := sv.Len() - 1; i >= 0; i-- {
|
||||
flag := fn.Call([]reflect.Value{reflect.ValueOf(i), sv.Index(i)})[0]
|
||||
if flag.Bool() {
|
||||
index = i
|
||||
break
|
||||
}
|
||||
}
|
||||
|
||||
if index == -1 {
|
||||
var none interface{}
|
||||
return none, false
|
||||
}
|
||||
|
||||
return sv.Index(index).Interface(), true
|
||||
}
|
||||
|
||||
// FlattenDeep flattens slice recursive
|
||||
func FlattenDeep(slice interface{}) interface{} {
|
||||
sv := sliceValue(slice)
|
||||
@@ -392,14 +462,14 @@ func flattenRecursive(value reflect.Value, result reflect.Value) reflect.Value {
|
||||
}
|
||||
|
||||
// ForEach iterates over elements of slice and invokes function for each element
|
||||
// The function signature should be func(index int, value interface{}).
|
||||
func ForEach(slice, function interface{}) {
|
||||
// The iteratee function signature should be func(index int, value interface{}).
|
||||
func ForEach(slice, iteratee interface{}) {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, nil) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + elemType.String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + elemType.String())
|
||||
}
|
||||
|
||||
for i := 0; i < sv.Len(); i++ {
|
||||
@@ -408,14 +478,14 @@ func ForEach(slice, function interface{}) {
|
||||
}
|
||||
|
||||
// Map creates an slice of values by running each element of `slice` thru `function`.
|
||||
// The function signature should be func(index int, value interface{}) interface{}.
|
||||
func Map(slice, function interface{}) interface{} {
|
||||
// The iteratee function signature should be func(index int, value interface{}) interface{}.
|
||||
func Map(slice, iteratee interface{}) interface{} {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(function)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
elemType := sv.Type().Elem()
|
||||
if checkSliceCallbackFuncSignature(fn, elemType, nil) {
|
||||
panic("function param should be of type func(int, " + elemType.String() + ")" + elemType.String())
|
||||
panic("iteratee function signature should be func(int, " + elemType.String() + ")" + elemType.String())
|
||||
}
|
||||
|
||||
res := reflect.MakeSlice(sv.Type(), sv.Len(), sv.Len())
|
||||
@@ -571,7 +641,6 @@ func InsertByIndex(slice interface{}, index int, value interface{}) (interface{}
|
||||
return slice, errors.New("InvalidSliceIndex")
|
||||
}
|
||||
|
||||
// value is slice
|
||||
vv := reflect.ValueOf(value)
|
||||
if vv.Kind() == reflect.Slice {
|
||||
if reflect.TypeOf(slice).Elem() != reflect.TypeOf(value).Elem() {
|
||||
@@ -581,7 +650,6 @@ func InsertByIndex(slice interface{}, index int, value interface{}) (interface{}
|
||||
return v.Interface(), nil
|
||||
}
|
||||
|
||||
// value is not slice
|
||||
if reflect.TypeOf(slice).Elem() != reflect.TypeOf(value) {
|
||||
return slice, errors.New("InvalidValueType")
|
||||
}
|
||||
@@ -639,21 +707,28 @@ func Unique(slice interface{}) interface{} {
|
||||
for i := 0; i < len(temp); i++ {
|
||||
res.Index(i).Set(reflect.ValueOf(temp[i]))
|
||||
}
|
||||
|
||||
return res.Interface()
|
||||
}
|
||||
|
||||
// if use map filter, the result slice element order is random, not same as origin slice
|
||||
//mp := make(map[interface{}]bool)
|
||||
//for i := 0; i < sv.Len(); i++ {
|
||||
// v := sv.Index(i).Interface()
|
||||
// mp[v] = true
|
||||
//}
|
||||
//
|
||||
//var res []interface{}
|
||||
//for k := range mp {
|
||||
// res = append(res, mp[k])
|
||||
//}
|
||||
//return res
|
||||
// UniqueBy call iteratee func with every item of slice, then remove duplicated.
|
||||
// The iteratee function signature should be func(value interface{}) interface{}.
|
||||
func UniqueBy(slice, iteratee interface{}) interface{} {
|
||||
sv := sliceValue(slice)
|
||||
fn := functionValue(iteratee)
|
||||
|
||||
if sv.Len() == 0 {
|
||||
return slice
|
||||
}
|
||||
|
||||
res := reflect.MakeSlice(sv.Type(), sv.Len(), sv.Len())
|
||||
|
||||
for i := 0; i < sv.Len(); i++ {
|
||||
val := fn.Call([]reflect.Value{sv.Index(i)})[0]
|
||||
res.Index(i).Set(val)
|
||||
}
|
||||
|
||||
return Unique(res.Interface())
|
||||
}
|
||||
|
||||
// Union creates a slice of unique values, in order, from all given slices. using == for equality comparisons.
|
||||
@@ -832,3 +907,64 @@ func Without(slice interface{}, values ...interface{}) interface{} {
|
||||
|
||||
return res.Interface()
|
||||
}
|
||||
|
||||
// IndexOf returns the index at which the first occurrence of a value is found in a slice or return -1
|
||||
// if the value cannot be found.
|
||||
func IndexOf(slice, value interface{}) int {
|
||||
sv := sliceValue(slice)
|
||||
|
||||
for i := 0; i < sv.Len(); i++ {
|
||||
if reflect.DeepEqual(sv.Index(i).Interface(), value) {
|
||||
return i
|
||||
}
|
||||
}
|
||||
|
||||
return -1
|
||||
}
|
||||
|
||||
// LastIndexOf returns the index at which the last occurrence of a value is found in a slice or return -1
|
||||
// if the value cannot be found.
|
||||
func LastIndexOf(slice, value interface{}) int {
|
||||
sv := sliceValue(slice)
|
||||
|
||||
for i := sv.Len() - 1; i > 0; i-- {
|
||||
if reflect.DeepEqual(sv.Index(i).Interface(), value) {
|
||||
return i
|
||||
}
|
||||
}
|
||||
|
||||
return -1
|
||||
}
|
||||
|
||||
// ToSlicePointer returns a pointer to the slices of a variable parameter transformation
|
||||
func ToSlicePointer(value ...interface{}) []*interface{} {
|
||||
out := make([]*interface{}, len(value))
|
||||
for i := range value {
|
||||
out[i] = &value[i]
|
||||
}
|
||||
|
||||
return out
|
||||
}
|
||||
|
||||
// ToSlice returns a slices of a variable parameter transformation
|
||||
func ToSlice(value ...interface{}) interface{} {
|
||||
rv := reflect.ValueOf(value)
|
||||
out := reflect.MakeSlice(rv.Type(), len(value), len(value))
|
||||
for i := range value {
|
||||
out.Index(i).Set(reflect.ValueOf(value[i]))
|
||||
}
|
||||
return out.Interface()
|
||||
}
|
||||
|
||||
// AppendIfAbsent only absent append the value
|
||||
func AppendIfAbsent(slice interface{}, value interface{}) interface{} {
|
||||
sv := sliceValue(slice)
|
||||
out := reflect.MakeSlice(sv.Type(), sv.Len(), sv.Len())
|
||||
for i := 0; i < sv.Len(); i++ {
|
||||
out.Index(i).Set(sv.Index(i))
|
||||
}
|
||||
if !Contain(slice, value) {
|
||||
out = reflect.Append(out, reflect.ValueOf(value))
|
||||
}
|
||||
return out.Interface()
|
||||
}
|
||||
|
||||
@@ -73,6 +73,30 @@ func TestConcat(t *testing.T) {
|
||||
assert.Equal([]int{1, 2, 3, 4, 5}, Concat([]int{1, 2, 3}, []int{4}, 5))
|
||||
}
|
||||
|
||||
func TestEqual(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEqual")
|
||||
|
||||
slice1 := []int{1, 2, 3}
|
||||
slice2 := []int{1, 2, 3}
|
||||
slice3 := []int{3, 2, 1}
|
||||
|
||||
assert.Equal(true, Equal(slice1, slice2))
|
||||
assert.Equal(false, Equal(slice1, slice3))
|
||||
}
|
||||
|
||||
func TestEqualWith(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestEqualWith")
|
||||
|
||||
slice1 := []int{1, 2, 3}
|
||||
slice2 := []int{2, 4, 6}
|
||||
|
||||
isDouble := func(a, b int) bool {
|
||||
return b == a*2
|
||||
}
|
||||
|
||||
assert.Equal(true, EqualWith(slice1, slice2, isDouble))
|
||||
}
|
||||
|
||||
func TestEvery(t *testing.T) {
|
||||
nums := []int{1, 2, 3, 5}
|
||||
isEven := func(i, num int) bool {
|
||||
@@ -172,6 +196,20 @@ func TestFind(t *testing.T) {
|
||||
assert.Equal(2, res)
|
||||
}
|
||||
|
||||
func TestFindLast(t *testing.T) {
|
||||
nums := []int{1, 2, 3, 4, 5}
|
||||
even := func(i, num int) bool {
|
||||
return num%2 == 0
|
||||
}
|
||||
res, ok := FindLast(nums, even)
|
||||
if !ok {
|
||||
t.Fatal("found nothing")
|
||||
}
|
||||
|
||||
assert := internal.NewAssert(t, "TestFindLast")
|
||||
assert.Equal(4, res)
|
||||
}
|
||||
|
||||
func TestFindFoundNothing(t *testing.T) {
|
||||
nums := []int{1, 1, 1, 1, 1, 1}
|
||||
findFunc := func(i, num int) bool {
|
||||
@@ -380,6 +418,15 @@ func TestUnique(t *testing.T) {
|
||||
assert.Equal([]string{"a", "b", "c"}, Unique([]string{"a", "a", "b", "c"}))
|
||||
}
|
||||
|
||||
func TestUniqueBy(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestUniqueBy")
|
||||
|
||||
actual := UniqueBy([]int{1, 2, 3, 4, 5, 6}, func(val int) int {
|
||||
return val % 4
|
||||
})
|
||||
assert.Equal([]int{1, 2, 3, 0}, actual)
|
||||
}
|
||||
|
||||
func TestUnion(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestUnion")
|
||||
|
||||
@@ -432,7 +479,7 @@ func TestReverseSlice(t *testing.T) {
|
||||
}
|
||||
|
||||
func TestDifference(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestIntersection")
|
||||
assert := internal.NewAssert(t, "TestDifference")
|
||||
|
||||
s1 := []int{1, 2, 3, 4, 5}
|
||||
s2 := []int{4, 5, 6}
|
||||
@@ -443,7 +490,7 @@ func TestDifferenceBy(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestDifferenceBy")
|
||||
|
||||
s1 := []int{1, 2, 3, 4, 5} //after add one: 2 3 4 5 6
|
||||
s2 := []int{3, 4, 5} //after add one: 4 5 6
|
||||
s2 := []int{3, 4, 5} //after add one: 4 5 6
|
||||
addOne := func(i int, v int) int {
|
||||
return v + 1
|
||||
}
|
||||
@@ -451,7 +498,7 @@ func TestDifferenceBy(t *testing.T) {
|
||||
}
|
||||
|
||||
func TestSortByFielDesc(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestWithout")
|
||||
assert := internal.NewAssert(t, "TestSortByFielDesc")
|
||||
|
||||
type student struct {
|
||||
name string
|
||||
@@ -477,7 +524,7 @@ func TestSortByFielDesc(t *testing.T) {
|
||||
}
|
||||
|
||||
func TestSortByFieldAsc(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestSortByField")
|
||||
assert := internal.NewAssert(t, "TestSortByFieldAsc")
|
||||
|
||||
type student struct {
|
||||
name string
|
||||
@@ -529,3 +576,51 @@ func TestShuffle(t *testing.T) {
|
||||
assert.Equal(true, Contain(res, 4))
|
||||
assert.Equal(true, Contain(res, 5))
|
||||
}
|
||||
|
||||
func TestIndexOf(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestIndexOf")
|
||||
|
||||
arr := []string{"a", "a", "b", "c"}
|
||||
assert.Equal(0, IndexOf(arr, "a"))
|
||||
assert.Equal(-1, IndexOf(arr, "d"))
|
||||
}
|
||||
|
||||
func TestLastIndexOf(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestLastIndexOf")
|
||||
|
||||
arr := []string{"a", "a", "b", "c"}
|
||||
assert.Equal(1, LastIndexOf(arr, "a"))
|
||||
assert.Equal(-1, LastIndexOf(arr, "d"))
|
||||
}
|
||||
|
||||
func TestToSlice(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToSlice")
|
||||
|
||||
str1 := "a"
|
||||
str2 := "b"
|
||||
out1 := ToSlice(str1)
|
||||
out2 := ToSlice(str1, str2)
|
||||
|
||||
assert.Equal([]string{"a"}, StringSlice(out1))
|
||||
assert.Equal([]string{"a", "b"}, StringSlice(out2))
|
||||
}
|
||||
|
||||
func TestToSlicePointer(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToSlicePointer")
|
||||
|
||||
var str1 interface{}
|
||||
str1 = "a"
|
||||
var str2 interface{}
|
||||
str2 = "b"
|
||||
|
||||
assert.Equal([]*interface{}{&str1}, ToSlicePointer(str1))
|
||||
assert.Equal([]*interface{}{&str1, &str2}, ToSlicePointer(str1, str2))
|
||||
}
|
||||
|
||||
func TestAppendIfAbsent(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestToAppendIfAbsent")
|
||||
|
||||
str1 := []string{"a", "b"}
|
||||
assert.Equal([]string{"a", "b"}, AppendIfAbsent(str1, "a"))
|
||||
assert.Equal([]string{"a", "b", "c"}, AppendIfAbsent(str1, "c"))
|
||||
}
|
||||
|
||||
@@ -5,53 +5,41 @@
|
||||
package strutil
|
||||
|
||||
import (
|
||||
"regexp"
|
||||
"strings"
|
||||
"unicode"
|
||||
"unicode/utf8"
|
||||
)
|
||||
|
||||
// CamelCase covert string to camelCase string.
|
||||
// non letters and numbers will be ignored
|
||||
// eg. "Foo-#1😄$_%^&*(1bar" => "foo11Bar"
|
||||
func CamelCase(s string) string {
|
||||
if len(s) == 0 {
|
||||
return ""
|
||||
}
|
||||
var builder strings.Builder
|
||||
|
||||
res := ""
|
||||
blankSpace := " "
|
||||
regex, _ := regexp.Compile("[-_&]+")
|
||||
ss := regex.ReplaceAllString(s, blankSpace)
|
||||
for i, v := range strings.Split(ss, blankSpace) {
|
||||
vv := []rune(v)
|
||||
strs := splitIntoStrings(s, false)
|
||||
for i, str := range strs {
|
||||
if i == 0 {
|
||||
if vv[i] >= 65 && vv[i] <= 96 {
|
||||
vv[0] += 32
|
||||
}
|
||||
res += string(vv)
|
||||
builder.WriteString(strings.ToLower(str))
|
||||
} else {
|
||||
res += Capitalize(v)
|
||||
builder.WriteString(Capitalize(str))
|
||||
}
|
||||
}
|
||||
|
||||
return res
|
||||
return builder.String()
|
||||
}
|
||||
|
||||
// Capitalize converts the first character of a string to upper case and the remaining to lower case.
|
||||
func Capitalize(s string) string {
|
||||
if len(s) == 0 {
|
||||
return ""
|
||||
}
|
||||
|
||||
out := make([]rune, len(s))
|
||||
result := make([]rune, len(s))
|
||||
for i, v := range s {
|
||||
if i == 0 {
|
||||
out[i] = unicode.ToUpper(v)
|
||||
result[i] = unicode.ToUpper(v)
|
||||
} else {
|
||||
out[i] = unicode.ToLower(v)
|
||||
result[i] = unicode.ToLower(v)
|
||||
}
|
||||
}
|
||||
|
||||
return string(out)
|
||||
return string(result)
|
||||
}
|
||||
|
||||
// UpperFirst converts the first character of string to upper case.
|
||||
@@ -117,47 +105,35 @@ func PadStart(source string, size int, padStr string) string {
|
||||
}
|
||||
|
||||
// KebabCase covert string to kebab-case
|
||||
// non letters and numbers will be ignored
|
||||
// eg. "Foo-#1😄$_%^&*(1bar" => "foo-1-1-bar"
|
||||
func KebabCase(s string) string {
|
||||
if len(s) == 0 {
|
||||
return ""
|
||||
}
|
||||
result := splitIntoStrings(s, false)
|
||||
return strings.Join(result, "-")
|
||||
}
|
||||
|
||||
regex := regexp.MustCompile(`[\W|_]+`)
|
||||
blankSpace := " "
|
||||
match := regex.ReplaceAllString(s, blankSpace)
|
||||
rs := strings.Split(match, blankSpace)
|
||||
|
||||
var res []string
|
||||
for _, v := range rs {
|
||||
splitWords := splitWordsToLower(v)
|
||||
if len(splitWords) > 0 {
|
||||
res = append(res, splitWords...)
|
||||
}
|
||||
}
|
||||
|
||||
return strings.Join(res, "-")
|
||||
// UpperKebabCase covert string to upper KEBAB-CASE
|
||||
// non letters and numbers will be ignored
|
||||
// eg. "Foo-#1😄$_%^&*(1bar" => "FOO-1-1-BAR"
|
||||
func UpperKebabCase(s string) string {
|
||||
result := splitIntoStrings(s, true)
|
||||
return strings.Join(result, "-")
|
||||
}
|
||||
|
||||
// SnakeCase covert string to snake_case
|
||||
// non letters and numbers will be ignored
|
||||
// eg. "Foo-#1😄$_%^&*(1bar" => "foo_1_1_bar"
|
||||
func SnakeCase(s string) string {
|
||||
if len(s) == 0 {
|
||||
return ""
|
||||
}
|
||||
result := splitIntoStrings(s, false)
|
||||
return strings.Join(result, "_")
|
||||
}
|
||||
|
||||
regex := regexp.MustCompile(`[\W|_]+`)
|
||||
blankSpace := " "
|
||||
match := regex.ReplaceAllString(s, blankSpace)
|
||||
rs := strings.Split(match, blankSpace)
|
||||
|
||||
var res []string
|
||||
for _, v := range rs {
|
||||
splitWords := splitWordsToLower(v)
|
||||
if len(splitWords) > 0 {
|
||||
res = append(res, splitWords...)
|
||||
}
|
||||
}
|
||||
|
||||
return strings.Join(res, "_")
|
||||
// UpperSnakeCase covert string to upper SNAKE_CASE
|
||||
// non letters and numbers will be ignored
|
||||
// eg. "Foo-#1😄$_%^&*(1bar" => "FOO_1_1_BAR"
|
||||
func UpperSnakeCase(s string) string {
|
||||
result := splitIntoStrings(s, true)
|
||||
return strings.Join(result, "_")
|
||||
}
|
||||
|
||||
// Before create substring in source string before position when char first appear
|
||||
@@ -209,8 +185,8 @@ func IsString(v interface{}) bool {
|
||||
}
|
||||
}
|
||||
|
||||
// ReverseStr return string whose char order is reversed to the given string
|
||||
func ReverseStr(s string) string {
|
||||
// Reverse return string whose char order is reversed to the given string
|
||||
func Reverse(s string) string {
|
||||
r := []rune(s)
|
||||
for i, j := 0, len(r)-1; i < j; i, j = i+1, j-1 {
|
||||
r[i], r[j] = r[j], r[i]
|
||||
@@ -248,3 +224,52 @@ func Unwrap(str string, wrapToken string) string {
|
||||
|
||||
return str
|
||||
}
|
||||
|
||||
// SplitEx split a given string whether the result contains empty string
|
||||
func SplitEx(s, sep string, removeEmptyString bool) []string {
|
||||
if sep == "" {
|
||||
return []string{}
|
||||
}
|
||||
|
||||
n := strings.Count(s, sep) + 1
|
||||
a := make([]string, n)
|
||||
n--
|
||||
i := 0
|
||||
sepSave := 0
|
||||
ignore := false
|
||||
|
||||
for i < n {
|
||||
m := strings.Index(s, sep)
|
||||
if m < 0 {
|
||||
break
|
||||
}
|
||||
ignore = false
|
||||
if removeEmptyString {
|
||||
if s[:m+sepSave] == "" {
|
||||
ignore = true
|
||||
}
|
||||
}
|
||||
if !ignore {
|
||||
a[i] = s[:m+sepSave]
|
||||
s = s[m+len(sep):]
|
||||
i++
|
||||
} else {
|
||||
s = s[m+len(sep):]
|
||||
}
|
||||
}
|
||||
|
||||
var ret []string
|
||||
if removeEmptyString {
|
||||
if s != "" {
|
||||
a[i] = s
|
||||
ret = a[:i+1]
|
||||
} else {
|
||||
ret = a[:i]
|
||||
}
|
||||
} else {
|
||||
a[i] = s
|
||||
ret = a[:i+1]
|
||||
}
|
||||
|
||||
return ret
|
||||
}
|
||||
|
||||
98
strutil/string_internal.go
Normal file
98
strutil/string_internal.go
Normal file
@@ -0,0 +1,98 @@
|
||||
package strutil
|
||||
|
||||
import "unicode"
|
||||
|
||||
func splitIntoStrings(s string, upperCase bool) []string {
|
||||
var runes [][]rune
|
||||
lastCharType := 0
|
||||
charType := 0
|
||||
|
||||
// split into fields based on type of unicode character
|
||||
for _, r := range s {
|
||||
switch true {
|
||||
case isLower(r):
|
||||
charType = 1
|
||||
case isUpper(r):
|
||||
charType = 2
|
||||
case isDigit(r):
|
||||
charType = 3
|
||||
default:
|
||||
charType = 4
|
||||
}
|
||||
|
||||
if charType == lastCharType {
|
||||
runes[len(runes)-1] = append(runes[len(runes)-1], r)
|
||||
} else {
|
||||
runes = append(runes, []rune{r})
|
||||
}
|
||||
lastCharType = charType
|
||||
}
|
||||
|
||||
for i := 0; i < len(runes)-1; i++ {
|
||||
if isUpper(runes[i][0]) && isLower(runes[i+1][0]) {
|
||||
runes[i+1] = append([]rune{runes[i][len(runes[i])-1]}, runes[i+1]...)
|
||||
runes[i] = runes[i][:len(runes[i])-1]
|
||||
}
|
||||
}
|
||||
|
||||
// filter all none letters and none digit
|
||||
var result []string
|
||||
for _, rs := range runes {
|
||||
if len(rs) > 0 && (unicode.IsLetter(rs[0]) || isDigit(rs[0])) {
|
||||
if upperCase {
|
||||
result = append(result, string(toUpperAll(rs)))
|
||||
} else {
|
||||
result = append(result, string(toLowerAll(rs)))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return result
|
||||
}
|
||||
|
||||
// isDigit checks if a character is digit ('0' to '9')
|
||||
func isDigit(r rune) bool {
|
||||
return r >= '0' && r <= '9'
|
||||
}
|
||||
|
||||
// isLower checks if a character is lower case ('a' to 'z')
|
||||
func isLower(r rune) bool {
|
||||
return r >= 'a' && r <= 'z'
|
||||
}
|
||||
|
||||
// isUpper checks if a character is upper case ('A' to 'Z')
|
||||
func isUpper(r rune) bool {
|
||||
return r >= 'A' && r <= 'Z'
|
||||
}
|
||||
|
||||
// toLower converts a character 'A' to 'Z' to its lower case
|
||||
func toLower(r rune) rune {
|
||||
if r >= 'A' && r <= 'Z' {
|
||||
return r + 32
|
||||
}
|
||||
return r
|
||||
}
|
||||
|
||||
// toLowerAll converts a character 'A' to 'Z' to its lower case
|
||||
func toLowerAll(rs []rune) []rune {
|
||||
for i := range rs {
|
||||
rs[i] = toLower(rs[i])
|
||||
}
|
||||
return rs
|
||||
}
|
||||
|
||||
// toUpper converts a character 'a' to 'z' to its upper case
|
||||
func toUpper(r rune) rune {
|
||||
if r >= 'a' && r <= 'z' {
|
||||
return r - 32
|
||||
}
|
||||
return r
|
||||
}
|
||||
|
||||
// toUpperAll converts a character 'a' to 'z' to its upper case
|
||||
func toUpperAll(rs []rune) []rune {
|
||||
for i := range rs {
|
||||
rs[i] = toUpper(rs[i])
|
||||
}
|
||||
return rs
|
||||
}
|
||||
@@ -9,67 +9,163 @@ import (
|
||||
func TestCamelCase(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestCamelCase")
|
||||
|
||||
assert.Equal("fooBar", CamelCase("foo_bar"))
|
||||
assert.Equal("fooBar", CamelCase("Foo-Bar"))
|
||||
assert.Equal("fooBar", CamelCase("Foo&bar"))
|
||||
assert.Equal("fooBar", CamelCase("foo bar"))
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foobar": "foobar",
|
||||
"&FOO:BAR$BAZ": "fooBarBaz",
|
||||
"fooBar": "fooBar",
|
||||
"FOObar": "foObar",
|
||||
"$foo%": "foo",
|
||||
" $#$Foo 22 bar ": "foo22Bar",
|
||||
"Foo-#1😄$_%^&*(1bar": "foo11Bar",
|
||||
}
|
||||
|
||||
assert.NotEqual("FooBar", CamelCase("foo_bar"))
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, CamelCase(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestCapitalize(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestCapitalize")
|
||||
|
||||
assert.Equal("Foo", Capitalize("foo"))
|
||||
assert.Equal("Foo", Capitalize("Foo"))
|
||||
assert.Equal("Foo", Capitalize("Foo"))
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"Foo": "Foo",
|
||||
"_foo": "_foo",
|
||||
"foobar": "Foobar",
|
||||
"fooBar": "Foobar",
|
||||
"foo Bar": "Foo bar",
|
||||
"foo-bar": "Foo-bar",
|
||||
"$foo%": "$foo%",
|
||||
}
|
||||
|
||||
assert.NotEqual("foo", Capitalize("Foo"))
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, Capitalize(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestKebabCase(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestKebabCase")
|
||||
|
||||
assert.Equal("foo-bar", KebabCase("Foo Bar-"))
|
||||
assert.Equal("foo-bar", KebabCase("foo_Bar"))
|
||||
assert.Equal("foo-bar", KebabCase("fooBar"))
|
||||
assert.Equal("f-o-o-b-a-r", KebabCase("__FOO_BAR__"))
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foo-bar": "foo-bar",
|
||||
"--Foo---Bar-": "foo-bar",
|
||||
"Foo Bar-": "foo-bar",
|
||||
"foo_Bar": "foo-bar",
|
||||
"fooBar": "foo-bar",
|
||||
"FOOBAR": "foobar",
|
||||
"FOO_BAR": "foo-bar",
|
||||
"__FOO_BAR__": "foo-bar",
|
||||
"$foo@Bar": "foo-bar",
|
||||
" $#$Foo 22 bar ": "foo-22-bar",
|
||||
"Foo-#1😄$_%^&*(1bar": "foo-1-1-bar",
|
||||
}
|
||||
|
||||
assert.NotEqual("foo_bar", KebabCase("fooBar"))
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, KebabCase(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestUpperKebabCase(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestUpperKebabCase")
|
||||
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foo-bar": "FOO-BAR",
|
||||
"--Foo---Bar-": "FOO-BAR",
|
||||
"Foo Bar-": "FOO-BAR",
|
||||
"foo_Bar": "FOO-BAR",
|
||||
"fooBar": "FOO-BAR",
|
||||
"FOOBAR": "FOOBAR",
|
||||
"FOO_BAR": "FOO-BAR",
|
||||
"__FOO_BAR__": "FOO-BAR",
|
||||
"$foo@Bar": "FOO-BAR",
|
||||
" $#$Foo 22 bar ": "FOO-22-BAR",
|
||||
"Foo-#1😄$_%^&*(1bar": "FOO-1-1-BAR",
|
||||
}
|
||||
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, UpperKebabCase(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestSnakeCase(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestSnakeCase")
|
||||
|
||||
assert.Equal("foo_bar", SnakeCase("Foo Bar-"))
|
||||
assert.Equal("foo_bar", SnakeCase("foo_Bar"))
|
||||
assert.Equal("foo_bar", SnakeCase("fooBar"))
|
||||
assert.Equal("f_o_o_b_a_r", SnakeCase("__FOO_BAR__"))
|
||||
assert.Equal("a_bbc_s_a_b_b_c", SnakeCase("aBbc-s$@a&%_B.B^C"))
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foo-bar": "foo_bar",
|
||||
"--Foo---Bar-": "foo_bar",
|
||||
"Foo Bar-": "foo_bar",
|
||||
"foo_Bar": "foo_bar",
|
||||
"fooBar": "foo_bar",
|
||||
"FOOBAR": "foobar",
|
||||
"FOO_BAR": "foo_bar",
|
||||
"__FOO_BAR__": "foo_bar",
|
||||
"$foo@Bar": "foo_bar",
|
||||
" $#$Foo 22 bar ": "foo_22_bar",
|
||||
"Foo-#1😄$_%^&*(1bar": "foo_1_1_bar",
|
||||
}
|
||||
|
||||
assert.NotEqual("foo-bar", SnakeCase("foo_Bar"))
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, SnakeCase(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestUpperSnakeCase(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestUpperSnakeCase")
|
||||
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foo-bar": "FOO_BAR",
|
||||
"--Foo---Bar-": "FOO_BAR",
|
||||
"Foo Bar-": "FOO_BAR",
|
||||
"foo_Bar": "FOO_BAR",
|
||||
"fooBar": "FOO_BAR",
|
||||
"FOOBAR": "FOOBAR",
|
||||
"FOO_BAR": "FOO_BAR",
|
||||
"__FOO_BAR__": "FOO_BAR",
|
||||
"$foo@Bar": "FOO_BAR",
|
||||
" $#$Foo 22 bar ": "FOO_22_BAR",
|
||||
"Foo-#1😄$_%^&*(1bar": "FOO_1_1_BAR",
|
||||
}
|
||||
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, UpperSnakeCase(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestUpperFirst(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestLowerFirst")
|
||||
|
||||
assert.Equal("Foo", UpperFirst("foo"))
|
||||
assert.Equal("BAR", UpperFirst("bAR"))
|
||||
assert.Equal("FOo", UpperFirst("FOo"))
|
||||
assert.Equal("FOo大", UpperFirst("fOo大"))
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foo": "Foo",
|
||||
"bAR": "BAR",
|
||||
"FOo": "FOo",
|
||||
"fOo大": "FOo大",
|
||||
}
|
||||
|
||||
assert.NotEqual("Bar", UpperFirst("BAR"))
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, UpperFirst(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestLowerFirst(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestLowerFirst")
|
||||
|
||||
assert.Equal("foo", LowerFirst("foo"))
|
||||
assert.Equal("bAR", LowerFirst("BAR"))
|
||||
assert.Equal("fOo", LowerFirst("FOo"))
|
||||
assert.Equal("fOo大", LowerFirst("FOo大"))
|
||||
cases := map[string]string{
|
||||
"": "",
|
||||
"foo": "foo",
|
||||
"bAR": "bAR",
|
||||
"FOo": "fOo",
|
||||
"fOo大": "fOo大",
|
||||
}
|
||||
|
||||
assert.NotEqual("Bar", LowerFirst("BAR"))
|
||||
for k, v := range cases {
|
||||
assert.Equal(v, LowerFirst(k))
|
||||
}
|
||||
}
|
||||
|
||||
func TestPadEnd(t *testing.T) {
|
||||
@@ -143,11 +239,11 @@ func TestIsString(t *testing.T) {
|
||||
assert.Equal(false, IsString([]string{}))
|
||||
}
|
||||
|
||||
func TestReverseStr(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestReverseStr")
|
||||
func TestReverse(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestReverse")
|
||||
|
||||
assert.Equal("cba", ReverseStr("abc"))
|
||||
assert.Equal("54321", ReverseStr("12345"))
|
||||
assert.Equal("cba", Reverse("abc"))
|
||||
assert.Equal("54321", Reverse("12345"))
|
||||
}
|
||||
|
||||
func TestWrap(t *testing.T) {
|
||||
@@ -177,3 +273,15 @@ func TestUnwrap(t *testing.T) {
|
||||
assert.Equal("***", Unwrap("***", "**"))
|
||||
assert.Equal("**", Unwrap("**", "**"))
|
||||
}
|
||||
|
||||
func TestSplitEx(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestSplitEx")
|
||||
|
||||
assert.Equal([]string{}, SplitEx(" a b c ", "", true))
|
||||
|
||||
assert.Equal([]string{"", "a", "b", "c", ""}, SplitEx(" a b c ", " ", false))
|
||||
assert.Equal([]string{"a", "b", "c"}, SplitEx(" a b c ", " ", true))
|
||||
|
||||
assert.Equal([]string{" a", "b", "c", ""}, SplitEx(" a = b = c = ", " = ", false))
|
||||
assert.Equal([]string{" a", "b", "c"}, SplitEx(" a = b = c = ", " = ", true))
|
||||
}
|
||||
|
||||
@@ -1,40 +0,0 @@
|
||||
package strutil
|
||||
|
||||
import "strings"
|
||||
|
||||
// splitWordsToLower split a string into worlds by uppercase char
|
||||
func splitWordsToLower(s string) []string {
|
||||
var res []string
|
||||
|
||||
upperIndexes := upperIndex(s)
|
||||
l := len(upperIndexes)
|
||||
if upperIndexes == nil || l == 0 {
|
||||
if s != "" {
|
||||
res = append(res, s)
|
||||
}
|
||||
return res
|
||||
}
|
||||
for i := 0; i < l; i++ {
|
||||
if i < l-1 {
|
||||
res = append(res, strings.ToLower(s[upperIndexes[i]:upperIndexes[i+1]]))
|
||||
} else {
|
||||
res = append(res, strings.ToLower(s[upperIndexes[i]:]))
|
||||
}
|
||||
}
|
||||
return res
|
||||
}
|
||||
|
||||
// upperIndex get a int slice which elements are all the uppercase char index of a string
|
||||
func upperIndex(s string) []int {
|
||||
var res []int
|
||||
for i := 0; i < len(s); i++ {
|
||||
if 64 < s[i] && s[i] < 91 {
|
||||
res = append(res, i)
|
||||
}
|
||||
}
|
||||
if len(s) > 0 && res != nil && res[0] != 0 {
|
||||
res = append([]int{0}, res...)
|
||||
}
|
||||
|
||||
return res
|
||||
}
|
||||
56
system/os.go
56
system/os.go
@@ -9,6 +9,10 @@ import (
|
||||
"os"
|
||||
"os/exec"
|
||||
"runtime"
|
||||
"unicode/utf8"
|
||||
|
||||
"github.com/duke-git/lancet/validator"
|
||||
"golang.org/x/text/encoding/simplifiedchinese"
|
||||
)
|
||||
|
||||
// IsWindows check if current os is windows
|
||||
@@ -50,23 +54,63 @@ func CompareOsEnv(key, comparedEnv string) bool {
|
||||
return env == comparedEnv
|
||||
}
|
||||
|
||||
// ExecCommand use shell /bin/bash -c to execute command
|
||||
// ExecCommand execute command, return the stdout and stderr string of command, and error if error occur
|
||||
// param `command` is a complete command string, like, ls -a (linux), dir(windows), ping 127.0.0.1
|
||||
// in linux, use /bin/bash -c to execute command
|
||||
// in windows, use powershell.exe to execute command
|
||||
func ExecCommand(command string) (stdout, stderr string, err error) {
|
||||
var out bytes.Buffer
|
||||
var errout bytes.Buffer
|
||||
var errOut bytes.Buffer
|
||||
|
||||
cmd := exec.Command("/bin/bash", "-c", command)
|
||||
if IsWindows() {
|
||||
cmd = exec.Command("cmd")
|
||||
cmd = exec.Command("powershell.exe", command)
|
||||
}
|
||||
cmd.Stdout = &out
|
||||
cmd.Stderr = &errout
|
||||
cmd.Stderr = &errOut
|
||||
|
||||
err = cmd.Run()
|
||||
|
||||
if err != nil {
|
||||
stderr = string(errout.Bytes())
|
||||
if utf8.Valid(errOut.Bytes()) {
|
||||
stderr = byteToString(errOut.Bytes(), "UTF8")
|
||||
} else if validator.IsGBK(errOut.Bytes()) {
|
||||
stderr = byteToString(errOut.Bytes(), "GBK")
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
data := out.Bytes()
|
||||
if utf8.Valid(data) {
|
||||
stdout = byteToString(data, "UTF8")
|
||||
} else if validator.IsGBK(data) {
|
||||
stdout = byteToString(data, "GBK")
|
||||
}
|
||||
stdout = string(out.Bytes())
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
func byteToString(data []byte, charset string) string {
|
||||
var result string
|
||||
|
||||
switch charset {
|
||||
case "GBK":
|
||||
decodeBytes, _ := simplifiedchinese.GBK.NewDecoder().Bytes(data)
|
||||
result = string(decodeBytes)
|
||||
case "GB18030":
|
||||
decodeBytes, _ := simplifiedchinese.GB18030.NewDecoder().Bytes(data)
|
||||
result = string(decodeBytes)
|
||||
case "UTF8":
|
||||
fallthrough
|
||||
default:
|
||||
result = string(data)
|
||||
}
|
||||
|
||||
return result
|
||||
}
|
||||
|
||||
// GetOsBits get this system bits 32bit or 64bit
|
||||
// return bit int (32/64)
|
||||
func GetOsBits() int {
|
||||
return 32 << (^uint(0) >> 63)
|
||||
}
|
||||
|
||||
@@ -11,10 +11,10 @@ func TestOsDetection(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestOsJudgment")
|
||||
|
||||
osType, _, _ := ExecCommand("echo $OSTYPE")
|
||||
if strings.Index(osType, "linux") != -1 {
|
||||
if strings.Contains(osType, "linux") {
|
||||
assert.Equal(true, IsLinux())
|
||||
}
|
||||
if strings.Index(osType, "darwin") != -1 {
|
||||
if strings.Contains(osType, "darwin") {
|
||||
assert.Equal(true, IsMac())
|
||||
}
|
||||
}
|
||||
@@ -44,19 +44,34 @@ func TestOsEnvOperation(t *testing.T) {
|
||||
func TestExecCommand(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestExecCommand")
|
||||
|
||||
out, errout, err := ExecCommand("ls")
|
||||
t.Log("std out: ", out)
|
||||
t.Log("std err: ", errout)
|
||||
// linux or mac
|
||||
stdout, stderr, err := ExecCommand("ls")
|
||||
t.Log("std out: ", stdout)
|
||||
t.Log("std err: ", stderr)
|
||||
assert.Equal("", stderr)
|
||||
assert.IsNil(err)
|
||||
|
||||
out, errout, err = ExecCommand("abc")
|
||||
t.Log("std out: ", out)
|
||||
t.Log("std err: ", errout)
|
||||
if err != nil {
|
||||
t.Logf("error: %v\n", err)
|
||||
// windows
|
||||
stdout, stderr, err = ExecCommand("dir")
|
||||
t.Log("std out: ", stdout)
|
||||
t.Log("std err: ", stderr)
|
||||
if IsWindows() {
|
||||
assert.IsNil(err)
|
||||
}
|
||||
|
||||
if !IsWindows() {
|
||||
assert.IsNotNil(err)
|
||||
// error command
|
||||
stdout, stderr, err = ExecCommand("abc")
|
||||
t.Log("std out: ", stdout)
|
||||
t.Log("std err: ", stderr)
|
||||
assert.IsNotNil(err)
|
||||
}
|
||||
|
||||
func TestGetOsBits(t *testing.T) {
|
||||
osBits := GetOsBits()
|
||||
switch osBits {
|
||||
case 32, 64:
|
||||
t.Logf("os is %d", osBits)
|
||||
default:
|
||||
t.Error("os is not 32 or 64 bits")
|
||||
}
|
||||
}
|
||||
|
||||
@@ -8,17 +8,31 @@ import (
|
||||
"encoding/json"
|
||||
"net"
|
||||
"net/url"
|
||||
"reflect"
|
||||
"regexp"
|
||||
"strconv"
|
||||
"strings"
|
||||
"unicode"
|
||||
)
|
||||
|
||||
var isAlphaRegexMatcher *regexp.Regexp = regexp.MustCompile(`^[a-zA-Z]+$`)
|
||||
var (
|
||||
alphaMatcher *regexp.Regexp = regexp.MustCompile(`^[a-zA-Z]+$`)
|
||||
letterRegexMatcher *regexp.Regexp = regexp.MustCompile(`[a-zA-Z]`)
|
||||
intStrMatcher *regexp.Regexp = regexp.MustCompile(`^[\+-]?\d+$`)
|
||||
urlMatcher *regexp.Regexp = regexp.MustCompile(`^((ftp|http|https?):\/\/)?(\S+(:\S*)?@)?((([1-9]\d?|1\d\d|2[01]\d|22[0-3])(\.(1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.([0-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(([a-zA-Z0-9]+([-\.][a-zA-Z0-9]+)*)|((www\.)?))?(([a-z\x{00a1}-\x{ffff}0-9]+-?-?)*[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.([a-z\x{00a1}-\x{ffff}]{2,}))?))(:(\d{1,5}))?((\/|\?|#)[^\s]*)?$`)
|
||||
dnsMatcher *regexp.Regexp = regexp.MustCompile(`^[a-zA-Z]([a-zA-Z0-9\-]+[\.]?)*[a-zA-Z0-9]$`)
|
||||
emailMatcher *regexp.Regexp = regexp.MustCompile(`\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*`)
|
||||
chineseMobileMatcher *regexp.Regexp = regexp.MustCompile(`^1(?:3\d|4[4-9]|5[0-35-9]|6[67]|7[013-8]|8\d|9\d)\d{8}$`)
|
||||
chineseIdMatcher *regexp.Regexp = regexp.MustCompile(`^[1-9]\d{5}(18|19|20|21|22)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$`)
|
||||
chineseMatcher *regexp.Regexp = regexp.MustCompile("[\u4e00-\u9fa5]")
|
||||
chinesePhoneMatcher *regexp.Regexp = regexp.MustCompile(`\d{3}-\d{8}|\d{4}-\d{7}`)
|
||||
creditCardMatcher *regexp.Regexp = regexp.MustCompile(`^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\\d{3})\\d{11}|6[27][0-9]{14})$`)
|
||||
base64Matcher *regexp.Regexp = regexp.MustCompile(`^(?:[A-Za-z0-9+\\/]{4})*(?:[A-Za-z0-9+\\/]{2}==|[A-Za-z0-9+\\/]{3}=|[A-Za-z0-9+\\/]{4})$`)
|
||||
)
|
||||
|
||||
// IsAlpha checks if the string contains only letters (a-zA-Z)
|
||||
func IsAlpha(str string) bool {
|
||||
return isAlphaRegexMatcher.MatchString(str)
|
||||
return alphaMatcher.MatchString(str)
|
||||
}
|
||||
|
||||
// IsAllUpper check if the string is all upper case letters A-Z
|
||||
@@ -61,11 +75,9 @@ func ContainLower(str string) bool {
|
||||
return false
|
||||
}
|
||||
|
||||
var containLetterRegexMatcher *regexp.Regexp = regexp.MustCompile(`[a-zA-Z]`)
|
||||
|
||||
// ContainLetter check if the string contain at least one letter
|
||||
func ContainLetter(str string) bool {
|
||||
return containLetterRegexMatcher.MatchString(str)
|
||||
return letterRegexMatcher.MatchString(str)
|
||||
}
|
||||
|
||||
// IsJSON checks if the string is valid JSON
|
||||
@@ -85,11 +97,9 @@ func IsFloatStr(str string) bool {
|
||||
return e == nil
|
||||
}
|
||||
|
||||
var isIntStrRegexMatcher *regexp.Regexp = regexp.MustCompile(`^[\+-]?\d+$`)
|
||||
|
||||
// IsIntStr check if the string can convert to a integer.
|
||||
func IsIntStr(str string) bool {
|
||||
return isIntStrRegexMatcher.MatchString(str)
|
||||
return intStrMatcher.MatchString(str)
|
||||
}
|
||||
|
||||
// IsIp check if the string is a ip address.
|
||||
@@ -124,8 +134,6 @@ func IsPort(str string) bool {
|
||||
return false
|
||||
}
|
||||
|
||||
var isUrlRegexMatcher *regexp.Regexp = regexp.MustCompile(`^((ftp|http|https?):\/\/)?(\S+(:\S*)?@)?((([1-9]\d?|1\d\d|2[01]\d|22[0-3])(\.(1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.([0-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(([a-zA-Z0-9]+([-\.][a-zA-Z0-9]+)*)|((www\.)?))?(([a-z\x{00a1}-\x{ffff}0-9]+-?-?)*[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.([a-z\x{00a1}-\x{ffff}]{2,}))?))(:(\d{1,5}))?((\/|\?|#)[^\s]*)?$`)
|
||||
|
||||
// IsUrl check if the string is url.
|
||||
func IsUrl(str string) bool {
|
||||
if str == "" || len(str) >= 2083 || len(str) <= 3 || strings.HasPrefix(str, ".") {
|
||||
@@ -142,64 +150,48 @@ func IsUrl(str string) bool {
|
||||
return false
|
||||
}
|
||||
|
||||
return isUrlRegexMatcher.MatchString(str)
|
||||
return urlMatcher.MatchString(str)
|
||||
}
|
||||
|
||||
var isDnsRegexMatcher *regexp.Regexp = regexp.MustCompile(`^[a-zA-Z]([a-zA-Z0-9\-]+[\.]?)*[a-zA-Z0-9]$`)
|
||||
|
||||
// IsDns check if the string is dns.
|
||||
func IsDns(dns string) bool {
|
||||
return isDnsRegexMatcher.MatchString(dns)
|
||||
return dnsMatcher.MatchString(dns)
|
||||
}
|
||||
|
||||
var isEmailRegexMatcher *regexp.Regexp = regexp.MustCompile(`\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*`)
|
||||
|
||||
// IsEmail check if the string is a email address.
|
||||
func IsEmail(email string) bool {
|
||||
return isEmailRegexMatcher.MatchString(email)
|
||||
return emailMatcher.MatchString(email)
|
||||
}
|
||||
|
||||
var isChineseMobileRegexMatcher *regexp.Regexp = regexp.MustCompile("^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(17[0,3,5-8])|(18[0-9])|166|198|199|(147))\\d{8}$")
|
||||
|
||||
// IsChineseMobile check if the string is chinese mobile number.
|
||||
func IsChineseMobile(mobileNum string) bool {
|
||||
return isChineseMobileRegexMatcher.MatchString(mobileNum)
|
||||
return chineseMobileMatcher.MatchString(mobileNum)
|
||||
}
|
||||
|
||||
var isChineseIdNumRegexMatcher *regexp.Regexp = regexp.MustCompile(`^[1-9]\d{5}(18|19|20|21|22)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$`)
|
||||
|
||||
// IsChineseIdNum check if the string is chinese id number.
|
||||
func IsChineseIdNum(id string) bool {
|
||||
return isChineseIdNumRegexMatcher.MatchString(id)
|
||||
return chineseIdMatcher.MatchString(id)
|
||||
}
|
||||
|
||||
var containChineseRegexMatcher *regexp.Regexp = regexp.MustCompile("[\u4e00-\u9fa5]")
|
||||
|
||||
// ContainChinese check if the string contain mandarin chinese.
|
||||
func ContainChinese(s string) bool {
|
||||
return containChineseRegexMatcher.MatchString(s)
|
||||
return chineseMatcher.MatchString(s)
|
||||
}
|
||||
|
||||
var isChinesePhoneRegexMatcher *regexp.Regexp = regexp.MustCompile(`\d{3}-\d{8}|\d{4}-\d{7}`)
|
||||
|
||||
// IsChinesePhone check if the string is chinese phone number.
|
||||
// Valid chinese phone is xxx-xxxxxxxx or xxxx-xxxxxxx
|
||||
func IsChinesePhone(phone string) bool {
|
||||
return isChinesePhoneRegexMatcher.MatchString(phone)
|
||||
return chinesePhoneMatcher.MatchString(phone)
|
||||
}
|
||||
|
||||
var isCreditCardRegexMatcher *regexp.Regexp = regexp.MustCompile(`^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\\d{3})\\d{11}|6[27][0-9]{14})$`)
|
||||
|
||||
// IsCreditCard check if the string is credit card.
|
||||
func IsCreditCard(creditCart string) bool {
|
||||
return isCreditCardRegexMatcher.MatchString(creditCart)
|
||||
return creditCardMatcher.MatchString(creditCart)
|
||||
}
|
||||
|
||||
var isBase64RegexMatcher *regexp.Regexp = regexp.MustCompile(`^(?:[A-Za-z0-9+\\/]{4})*(?:[A-Za-z0-9+\\/]{2}==|[A-Za-z0-9+\\/]{3}=|[A-Za-z0-9+\\/]{4})$`)
|
||||
|
||||
// IsBase64 check if the string is base64 string.
|
||||
func IsBase64(base64 string) bool {
|
||||
return isBase64RegexMatcher.MatchString(base64)
|
||||
return base64Matcher.MatchString(base64)
|
||||
}
|
||||
|
||||
// IsEmptyString check if the string is empty.
|
||||
@@ -258,3 +250,69 @@ func IsWeakPassword(password string) bool {
|
||||
|
||||
return (num || letter) && !special
|
||||
}
|
||||
|
||||
// IsZeroValue checks if value is a zero value
|
||||
func IsZeroValue(value interface{}) bool {
|
||||
if value == nil {
|
||||
return true
|
||||
}
|
||||
|
||||
rv := reflect.ValueOf(value)
|
||||
if !rv.IsValid() {
|
||||
return true
|
||||
}
|
||||
|
||||
switch rv.Kind() {
|
||||
case reflect.String:
|
||||
return rv.Len() == 0
|
||||
case reflect.Bool:
|
||||
return !rv.Bool()
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
return rv.Int() == 0
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
|
||||
return rv.Uint() == 0
|
||||
case reflect.Float32, reflect.Float64:
|
||||
return rv.Float() == 0
|
||||
case reflect.Ptr, reflect.Chan, reflect.Func, reflect.Interface, reflect.Slice, reflect.Map:
|
||||
return rv.IsNil()
|
||||
}
|
||||
|
||||
return reflect.DeepEqual(rv.Interface(), reflect.Zero(rv.Type()).Interface())
|
||||
}
|
||||
|
||||
// IsGBK check if data encoding is gbk
|
||||
// Note: this function is implemented by whether double bytes fall within the encoding range of gbk,
|
||||
// while each byte of utf-8 encoding format falls within the encoding range of gbk.
|
||||
// Therefore, utf8.valid() should be called first to check whether it is not utf-8 encoding,
|
||||
// and then call IsGBK() to check gbk encoding. like below
|
||||
/**
|
||||
data := []byte("你好")
|
||||
if utf8.Valid(data) {
|
||||
fmt.Println("data encoding is utf-8")
|
||||
}else if(IsGBK(data)) {
|
||||
fmt.Println("data encoding is GBK")
|
||||
}
|
||||
fmt.Println("data encoding is unknown")
|
||||
**/
|
||||
func IsGBK(data []byte) bool {
|
||||
i := 0
|
||||
for i < len(data) {
|
||||
if data[i] <= 0xff {
|
||||
i++
|
||||
continue
|
||||
} else {
|
||||
if data[i] >= 0x81 &&
|
||||
data[i] <= 0xfe &&
|
||||
data[i+1] >= 0x40 &&
|
||||
data[i+1] <= 0xfe &&
|
||||
data[i+1] != 0xf7 {
|
||||
i += 2
|
||||
continue
|
||||
} else {
|
||||
return false
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return true
|
||||
}
|
||||
|
||||
@@ -1,9 +1,13 @@
|
||||
package validator
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"testing"
|
||||
"time"
|
||||
"unicode/utf8"
|
||||
|
||||
"github.com/duke-git/lancet/internal"
|
||||
"golang.org/x/text/encoding/simplifiedchinese"
|
||||
)
|
||||
|
||||
func TestIsAllUpper(t *testing.T) {
|
||||
@@ -279,3 +283,120 @@ func TestIsWeakPassword(t *testing.T) {
|
||||
assert.Equal(true, IsWeakPassword("abcABC123"))
|
||||
assert.Equal(false, IsWeakPassword("abc123@#$"))
|
||||
}
|
||||
|
||||
func TestIsZeroValue(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestIsZeroValue")
|
||||
|
||||
var (
|
||||
zeroPtr *string
|
||||
zeroSlice []int
|
||||
zeroFunc func() string
|
||||
zeroMap map[string]string
|
||||
nilIface interface{}
|
||||
zeroIface fmt.Formatter
|
||||
)
|
||||
zeroValues := []interface{}{
|
||||
nil,
|
||||
false,
|
||||
0,
|
||||
int8(0),
|
||||
int16(0),
|
||||
int32(0),
|
||||
int64(0),
|
||||
uint(0),
|
||||
uint8(0),
|
||||
uint16(0),
|
||||
uint32(0),
|
||||
uint64(0),
|
||||
|
||||
0.0,
|
||||
float32(0.0),
|
||||
float64(0.0),
|
||||
|
||||
"",
|
||||
|
||||
// func
|
||||
zeroFunc,
|
||||
|
||||
// array / slice
|
||||
[0]int{},
|
||||
zeroSlice,
|
||||
|
||||
// map
|
||||
zeroMap,
|
||||
|
||||
// interface
|
||||
nilIface,
|
||||
zeroIface,
|
||||
|
||||
// pointer
|
||||
zeroPtr,
|
||||
|
||||
// struct
|
||||
time.Time{},
|
||||
}
|
||||
|
||||
for _, value := range zeroValues {
|
||||
assert.Equal(true, IsZeroValue(value))
|
||||
}
|
||||
|
||||
var nonZeroIface fmt.Stringer = time.Now()
|
||||
|
||||
nonZeroValues := []interface{}{
|
||||
// bool
|
||||
true,
|
||||
|
||||
// int
|
||||
1,
|
||||
int8(1),
|
||||
int16(1),
|
||||
int32(1),
|
||||
int64(1),
|
||||
uint8(1),
|
||||
uint16(1),
|
||||
uint32(1),
|
||||
uint64(1),
|
||||
|
||||
// float
|
||||
1.0,
|
||||
float32(1.0),
|
||||
float64(1.0),
|
||||
|
||||
// string
|
||||
"test",
|
||||
|
||||
// func
|
||||
time.Now,
|
||||
|
||||
// array / slice
|
||||
[]int{},
|
||||
[]int{42},
|
||||
[1]int{42},
|
||||
|
||||
// map
|
||||
make(map[string]string, 1),
|
||||
|
||||
// interface
|
||||
nonZeroIface,
|
||||
|
||||
// pointer
|
||||
&nonZeroIface,
|
||||
|
||||
// struct
|
||||
time.Now(),
|
||||
}
|
||||
|
||||
for _, value := range nonZeroValues {
|
||||
assert.Equal(false, IsZeroValue(value))
|
||||
}
|
||||
}
|
||||
|
||||
func TestIsGBK(t *testing.T) {
|
||||
assert := internal.NewAssert(t, "TestIsGBK")
|
||||
|
||||
str := "你好"
|
||||
gbkData, _ := simplifiedchinese.GBK.NewEncoder().Bytes([]byte(str))
|
||||
|
||||
assert.Equal(true, IsGBK(gbkData))
|
||||
assert.Equal(false, utf8.Valid(gbkData))
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user