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mirror of https://github.com/duke-git/lancet.git synced 2026-02-07 06:02:27 +08:00

doc: add doc for DeepClone function

This commit is contained in:
dudaodong
2023-02-16 11:53:28 +08:00
parent 215b79140d
commit f8f58cae10
4 changed files with 134 additions and 0 deletions

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@@ -83,6 +83,7 @@ import "github.com/duke-git/lancet/convertor"
- [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.

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@@ -82,6 +82,8 @@ import "github.com/duke-git/lancet/convertor"
- [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 md5hash 值。支持 base64, md5, hmac, aes, des, rsa。

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@@ -33,6 +33,7 @@ import (
- [StructToMap](#StructToMap)
- [EncodeByte](#EncodeByte)
- [DecodeByte](#DecodeByte)
- [DeepClone](#DeepClone)
<div STYLE="page-break-after: always;"></div>
@@ -443,4 +444,68 @@ func main() {
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
}
```

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@@ -34,6 +34,7 @@ import (
- [StructToMap](#StructToMap)
- [EncodeByte](#EncodeByte)
- [DecodeByte](#DecodeByte)
- [DeepClone](#DeepClone)
<div STYLE="page-break-after: always;"></div>
@@ -445,4 +446,69 @@ func main() {
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
}
```