feat: add try-catch-finally implementation

* 增加GetExeDllVersion函数获取exe,dll版本号

* 多打文字

* 定位忘记...

* 单独剥离出来一个为windows的,增加RandNumLen为取指定长度随机数.

* ....

* 增加test测试

.gitignore

@@ -8,7 +8,7 @@ fileutil/*.link
 fileutil/unzip/*
 fileutil/tempdir/*
 slice/testdata/*
-cryptor/*.pem
+# cryptor/*.pem
 test
 docs/node_modules
 docs/.vitepress/cache

algorithm/lrucache.go

@@ -44,7 +44,7 @@ func (l *LRUCache[K, V]) Get(key K) (V, bool) {
 
 	node, ok := l.cache[key]
 	if ok {
-		l.moveToHead(node)
+		l.moveToTail(node)
 		return node.value, true
 	}
 
@@ -66,7 +66,7 @@ func (l *LRUCache[K, V]) Put(key K, value V) {
 		}
 	} else {
 		node.value = value
-		l.moveToHead(node)
+		l.moveToTail(node)
 	}
 	l.length = len(l.cache)
 }
@@ -79,7 +79,7 @@ func (l *LRUCache[K, V]) Delete(key K) bool {
 		delete(l.cache, key)
 		return true
 	}
-
+	l.length = len(l.cache)
 	return false
 }
 
@@ -112,7 +112,7 @@ func (l *LRUCache[K, V]) deleteNode(node *lruNode[K, V]) K {
 	return node.key
 }
 
-func (l *LRUCache[K, V]) moveToHead(node *lruNode[K, V]) {
+func (l *LRUCache[K, V]) moveToTail(node *lruNode[K, V]) {
 	if l.tail == node {
 		return
 	}

cryptor/crypto.go

@@ -8,16 +8,20 @@ package cryptor
 
 import (
 	"bytes"
+	"crypto"
 	"crypto/aes"
 	"crypto/cipher"
 	"crypto/des"
 	"crypto/rand"
 	"crypto/rsa"
 	"crypto/sha256"
+	"crypto/sha512"
 	"crypto/x509"
 	"encoding/pem"
+	"errors"
 	"io"
 	"os"
+	"strings"
 )
 
 // AesEcbEncrypt encrypt data with key use AES ECB algorithm
@@ -591,6 +595,7 @@ func RsaEncrypt(data []byte, pubKeyFileName string) []byte {
 	if err != nil {
 		panic(err)
 	}
+
 	return cipherText
 }
 
@@ -624,6 +629,7 @@ func RsaDecrypt(data []byte, privateKeyFileName string) []byte {
 	if err != nil {
 		panic(err)
 	}
+
 	return plainText
 }
 
@@ -655,3 +661,150 @@ func RsaDecryptOAEP(ciphertext []byte, label []byte, key rsa.PrivateKey) ([]byte
 
 	return decryptedBytes, nil
 }
+
+// RsaSign signs the data with RSA.
+// Play: todo
+func RsaSign(hash crypto.Hash, data []byte, privateKeyFileName string) ([]byte, error) {
+	privateKey, err := loadRasPrivateKey(privateKeyFileName)
+	if err != nil {
+		return nil, err
+	}
+
+	hashed, err := hashData(hash, data)
+	if err != nil {
+		return nil, err
+	}
+
+	return rsa.SignPKCS1v15(rand.Reader, privateKey, hash, hashed)
+}
+
+// RsaVerifySign verifies the signature of the data with RSA.
+// Play: todo
+func RsaVerifySign(hash crypto.Hash, data, signature []byte, pubKeyFileName string) error {
+	publicKey, err := loadRsaPublicKey(pubKeyFileName)
+	if err != nil {
+		return err
+	}
+
+	hashed, err := hashData(hash, data)
+	if err != nil {
+		return err
+	}
+
+	return rsa.VerifyPKCS1v15(publicKey, hash, hashed, signature)
+}
+
+// loadRsaPrivateKey loads and parses a PEM encoded private key file.
+func loadRsaPublicKey(filename string) (*rsa.PublicKey, error) {
+	pubKeyData, err := os.ReadFile(filename)
+	if err != nil {
+		return nil, err
+	}
+
+	block, _ := pem.Decode(pubKeyData)
+	if block == nil {
+		return nil, errors.New("failed to decode PEM block containing the public key")
+	}
+
+	var pubKey *rsa.PublicKey
+	blockType := strings.ToUpper(block.Type)
+
+	if blockType == "RSA PUBLIC KEY" {
+		pubKey, err = x509.ParsePKCS1PublicKey(block.Bytes)
+		if err != nil {
+			// todo: here should be a bug, should return nil, err
+			key, err := x509.ParsePKIXPublicKey(block.Bytes)
+			if err != nil {
+				return nil, err
+			}
+
+			var ok bool
+			pubKey, ok = key.(*rsa.PublicKey)
+			if !ok {
+				return nil, errors.New("failed to parse RSA private key")
+			}
+		}
+	} else if blockType == "PUBLIC KEY" {
+		key, err := x509.ParsePKIXPublicKey(block.Bytes)
+		if err != nil {
+			return nil, err
+		}
+
+		var ok bool
+		pubKey, ok = key.(*rsa.PublicKey)
+		if !ok {
+			return nil, errors.New("failed to parse RSA private key")
+		}
+
+	} else {
+		return nil, errors.New("unsupported key type")
+	}
+
+	return pubKey, nil
+}
+
+// loadRsaPrivateKey loads and parses a PEM encoded private key file.
+func loadRasPrivateKey(filename string) (*rsa.PrivateKey, error) {
+	priKeyData, err := os.ReadFile(filename)
+	if err != nil {
+		return nil, err
+	}
+
+	block, _ := pem.Decode(priKeyData)
+	if block == nil {
+		return nil, errors.New("failed to decode PEM block containing the private key")
+	}
+
+	var privateKey *rsa.PrivateKey
+	blockType := strings.ToUpper(block.Type)
+
+	// PKCS#1 format
+	if blockType == "RSA PRIVATE KEY" {
+		privateKey, err = x509.ParsePKCS1PrivateKey(block.Bytes)
+		if err != nil {
+			return nil, err
+		}
+	} else if blockType == "PRIVATE KEY" { // PKCS#8 format
+		priKey, err := x509.ParsePKCS8PrivateKey(block.Bytes)
+		if err != nil {
+			return nil, err
+		}
+		var ok bool
+		privateKey, ok = priKey.(*rsa.PrivateKey)
+		if !ok {
+			return nil, errors.New("failed to parse RSA private key")
+		}
+	} else {
+		return nil, errors.New("unsupported key type")
+	}
+
+	return privateKey, nil
+}
+
+// hashData returns the hash value of the data, using the specified hash function
+func hashData(hash crypto.Hash, data []byte) ([]byte, error) {
+	if !hash.Available() {
+		return nil, errors.New("unsupported hash algorithm")
+	}
+
+	var hashed []byte
+
+	switch hash {
+	case crypto.SHA224:
+		h := sha256.Sum224(data)
+		hashed = h[:]
+	case crypto.SHA256:
+		h := sha256.Sum256(data)
+		hashed = h[:]
+	case crypto.SHA384:
+		h := sha512.Sum384(data)
+		hashed = h[:]
+	case crypto.SHA512:
+		h := sha512.Sum512(data)
+		hashed = h[:]
+	default:
+		return nil, errors.New("unsupported hash algorithm")
+	}
+
+	return hashed, nil
+}

cryptor/crypto_example_test.go

@@ -1,6 +1,7 @@
 package cryptor
 
 import (
+	"crypto"
 	"fmt"
 )
 
@@ -284,7 +285,7 @@ func ExampleDesOfbDecrypt() {
 
 func ExampleGenerateRsaKey() {
 	// Create ras private and public pem file
-	err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+	err := GenerateRsaKey(4096, "rsa_private_example.pem", "rsa_public_example.pem")
 	if err != nil {
 		return
 	}
@@ -297,14 +298,14 @@ func ExampleGenerateRsaKey() {
 
 func ExampleRsaEncrypt() {
 	// Create ras private and public pem file
-	err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+	err := GenerateRsaKey(4096, "rsa_private_example.pem", "rsa_public_example.pem")
 	if err != nil {
 		return
 	}
 
 	data := []byte("hello")
-	encrypted := RsaEncrypt(data, "rsa_public.pem")
+	encrypted := RsaEncrypt(data, "rsa_public_example.pem")
-	decrypted := RsaDecrypt(encrypted, "rsa_private.pem")
+	decrypted := RsaDecrypt(encrypted, "rsa_private_example.pem")
 
 	fmt.Println(string(decrypted))
 
@@ -314,14 +315,14 @@ func ExampleRsaEncrypt() {
 
 func ExampleRsaDecrypt() {
 	// Create ras private and public pem file
-	err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+	err := GenerateRsaKey(4096, "rsa_private_example.pem", "rsa_public_example.pem")
 	if err != nil {
 		return
 	}
 
 	data := []byte("hello")
-	encrypted := RsaEncrypt(data, "rsa_public.pem")
+	encrypted := RsaEncrypt(data, "rsa_public_example.pem")
-	decrypted := RsaDecrypt(encrypted, "rsa_private.pem")
+	decrypted := RsaDecrypt(encrypted, "rsa_private_example.pem")
 
 	fmt.Println(string(decrypted))
 
@@ -536,3 +537,49 @@ func ExampleRsaEncryptOAEP() {
 	// Output:
 	// hello world
 }
+
+func ExampleRsaSign() {
+	data := []byte("This is a test data for RSA signing")
+	hash := crypto.SHA256
+
+	privateKey := "./rsa_private_example.pem"
+	publicKey := "./rsa_public_example.pem"
+
+	signature, err := RsaSign(hash, data, privateKey)
+	if err != nil {
+		return
+	}
+
+	err = RsaVerifySign(hash, data, signature, publicKey)
+	if err != nil {
+		return
+	}
+
+	fmt.Println("ok")
+
+	// Output:
+	// ok
+}
+
+func ExampleRsaVerifySign() {
+	data := []byte("This is a test data for RSA signing")
+	hash := crypto.SHA256
+
+	privateKey := "./rsa_private_example.pem"
+	publicKey := "./rsa_public_example.pem"
+
+	signature, err := RsaSign(hash, data, privateKey)
+	if err != nil {
+		return
+	}
+
+	err = RsaVerifySign(hash, data, signature, publicKey)
+	if err != nil {
+		return
+	}
+
+	fmt.Println("ok")
+
+	// Output:
+	// ok
+}

cryptor/crypto_test.go

@@ -1,6 +1,7 @@
 package cryptor
 
 import (
+	"crypto"
 	"testing"
 
 	"github.com/duke-git/lancet/v2/internal"
@@ -139,13 +140,13 @@ func TestDesOfbEncrypt(t *testing.T) {
 func TestRsaEncrypt(t *testing.T) {
 	t.Parallel()
 
-	err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+	err := GenerateRsaKey(4096, "./rsa_private_example.pem", "./rsa_public_example.pem")
 	if err != nil {
 		t.FailNow()
 	}
 	data := []byte("hello world")
-	encrypted := RsaEncrypt(data, "rsa_public.pem")
+	encrypted := RsaEncrypt(data, "./rsa_public_example.pem")
-	decrypted := RsaDecrypt(encrypted, "rsa_private.pem")
+	decrypted := RsaDecrypt(encrypted, "./rsa_private_example.pem")
 
 	assert := internal.NewAssert(t, "TestRsaEncrypt")
 	assert.Equal(string(data), string(decrypted))
@@ -170,7 +171,6 @@ func TestRsaEncryptOAEP(t *testing.T) {
 }
 
 func TestAesGcmEncrypt(t *testing.T) {
-
 	t.Parallel()
 
 	data := "hello world"
@@ -182,3 +182,53 @@ func TestAesGcmEncrypt(t *testing.T) {
 	assert := internal.NewAssert(t, "TestAesGcmEncrypt")
 	assert.Equal(data, string(decrypted))
 }
+
+func TestRsaSignAndVerify(t *testing.T) {
+	t.Parallel()
+
+	data := []byte("This is a test data for RSA signing")
+	hash := crypto.SHA256
+
+	t.Run("RSA Sign and Verify", func(t *testing.T) {
+		privateKey := "./rsa_private_example.pem"
+		publicKey := "./rsa_public_example.pem"
+
+		signature, err := RsaSign(hash, data, privateKey)
+		if err != nil {
+			t.Fatalf("RsaSign failed: %v", err)
+		}
+
+		err = RsaVerifySign(hash, data, signature, publicKey)
+		if err != nil {
+			t.Fatalf("RsaVerifySign failed: %v", err)
+		}
+	})
+
+	t.Run("RSA Sign and Verify Invalid Signature", func(t *testing.T) {
+		publicKey := "./rsa_public_example.pem"
+
+		invalidSig := []byte("InvalidSignature")
+
+		err := RsaVerifySign(hash, data, invalidSig, publicKey)
+		if err == nil {
+			t.Fatalf("RsaVerifySign failed: %v", err)
+		}
+	})
+
+	t.Run("RSA Sign and Verify With Different Hash", func(t *testing.T) {
+		publicKey := "./rsa_public_example.pem"
+		privateKey := "./rsa_private_example.pem"
+		hashSign := crypto.SHA256
+		hashVerify := crypto.SHA512
+
+		signature, err := RsaSign(hashSign, data, privateKey)
+		if err != nil {
+			t.Fatalf("RsaSign failed: %v", err)
+		}
+
+		err = RsaVerifySign(hashVerify, data, signature, publicKey)
+		if err == nil {
+			t.Fatalf("RsaVerifySign failed: %v", err)
+		}
+	})
+}

cryptor/rsa_private_example.pem

@@ -0,0 +1,51 @@
+-----BEGIN rsa private key-----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+-----END rsa private key-----

cryptor/rsa_public_example.pem

@@ -0,0 +1,14 @@
+-----BEGIN rsa public key-----
+MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAsELqn9abxs7ZK81Ipbp5
++E/5SrOQycAalnRCES3YPOoAV3Ir+99WjEi9Ak4EYS3VrvgISSNiRx1tHDNpBlBq
+GF+Mww8wAUmrcXsEndbHma/g3zHGueua9GK0l+hQJ/grkatykgD81gam/SPOMPnJ
+SsoQlsTgM47ZHM35adiXqL/gDMZ70lQdB2+03WJXlvfYZWpHsXDqUkveEZbLgZST
+36ax8ap+Ge2GoLlD1sNapRxMBH1PGNdzSdV7ZJmzQ3WmjwDAddLX73YE6vhR5tDA
+XhrSweNPtIjUhGJsgkW9VTEQWeW9cZmFo/jYuvEDgBnZOh1DJe2BHx06Ymr8Zcgs
+OBYddANsk750II8+qUnBekiJkpo0ldCK2VnsLoLM3YCf3Lk7VYuHP6KiCXyh6Fzb
+Y1DTRHJRpMJYT8t5xyQis581DbRVPkcse3ig5KsQLe5XXbBBegVrQJpy1b440uZV
+W2eSpStX5ZAfNVsU0ZPdI4/i6UNMEa6c7tf83S21Q0K6SEZ5PrfBJECRDxFzJWea
+mwppHY8fdeItVk/cxBJ9XRyOyG9pJKMnOMFD++LzGP6uL5FKov7BSplOIMqsJzwh
+4zkIjAhgbGVQZm17kg1xvF30c2fgijNEoSIuVWJzlQyQ9cmSaSmmi+SPmf/C/IcU
+DF0nikERs1v58vNESvcZP80CAwEAAQ==
+-----END rsa public key-----

docs/api/packages/cryptor.md

@@ -70,6 +70,9 @@ import (
 -   [GenerateRsaKeyPair](#GenerateRsaKeyPair)
 -   [RsaEncryptOAEP](#RsaEncryptOAEP)
 -   [RsaDecryptOAEP](#RsaDecryptOAEP)
+-   [RsaSign](#RsaSign)
+-   [RsaVerifySign](#RsaVerifySign)
+
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -1607,3 +1610,81 @@ func main() {
     // hello world
 }
 ```
+
+### <span id="RsaSign">RsaSign</span>
+
+<p>应用RSA算法签名数据。</p>
+
+<b>函数签名:</b>
+
+```go
+func RsaSign(hash crypto.Hash, data []byte, privateKeyFileName string) ([]byte, error)
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := []byte("This is a test data for RSA signing")
+    hash := crypto.SHA256
+
+    privateKey := "./rsa_private.pem"
+    publicKey := "./rsa_public.pem"
+
+    signature, err := RsaSign(hash, data, privateKey)
+    if err != nil {
+        return
+    }
+
+    err = RsaVerifySign(hash, data, signature, publicKey)
+    if err != nil {
+        return
+    }
+}
+```
+
+### <span id="RsaVerifySign">RsaVerifySign</span>
+
+<p>验证数据的签名是否符合RSA算法。</p>
+
+<b>函数签名:</b>
+
+```go
+func RsaVerifySign(hash crypto.Hash, data, signature []byte, pubKeyFileName string) error
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := []byte("This is a test data for RSA signing")
+    hash := crypto.SHA256
+
+    privateKey := "./rsa_private.pem"
+    publicKey := "./rsa_public.pem"
+
+    signature, err := RsaSign(hash, data, privateKey)
+    if err != nil {
+        return
+    }
+
+    err = RsaVerifySign(hash, data, signature, publicKey)
+    if err != nil {
+        return
+    }
+}
+```

docs/api/packages/fileutil.md

@@ -52,6 +52,7 @@ import (
 -   [ReadFile](#ReadFile)
 -   [ChunkRead](#ChunkRead)
 -   [ParallelChunkRead](#ParallelChunkRead)
+-   [GetExeOrDllVersion](#GetExeOrDllVersion)
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -559,7 +560,7 @@ import (
 )
 
 func main() {
-    err := fileutil.Zip("./test.zip", "./unzip/test.txt")
+    err := fileutil.UnZip("./test.zip", "./test.txt")
     if err != nil {
         fmt.Println(err)
     }
@@ -1077,3 +1078,33 @@ func main() {
     // 2
 }
 ```
+### <span id="GetExeOrDllVersion">GetExeOrDllVersion</span>
+
+<p>返回exe,dll文件版本号(仅Window平台).</p>
+
+<b>函数签名:</b>
+
+```go
+func GetExeOrDllVersion(filePath string) (string, error)
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/fileutil"
+)
+
+func main() {
+    v, err := fileutil.GetExeOrDllVersion(`C:\Program Files\Tencent\WeChat\WeChat.exe`)
+	if err != nil {
+		panic(err)
+    }
+    fmt.Println(v)
+    // Output:
+    // 3.9.10.19
+}
+```

docs/api/packages/random.md

@@ -40,6 +40,7 @@ import (
 -   [RandStringSlice](#RandStringSlice)
 -   [RandBool](#RandBool)
 -   [RandBoolSlice](#RandBoolSlice)
+-   [RandNumberOfLength](#RandNumberOfLength)
 
 
 <div STYLE="page-break-after: always;"></div>
@@ -523,3 +524,28 @@ func main() {
     fmt.Println(result) // [true false] (random)
 }
 ```
+### <span id="RandNumberOfLength">RandNumberOfLength</span>
+
+<p>生成指定长度的随机数</p>
+
+<b>函数签名:</b>
+
+```go
+func RandNumberOfLength(len int) int
+```
+
+<b>实例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/random"
+)
+
+func main() {
+    i := random.RandNumberOfLength(2)
+    fmt.Println(i) // 21 (random number of length 2)
+}
+```

docs/api/packages/slice.md

@@ -106,6 +106,9 @@ import (
 -   [RightPadding](#RightPadding)
 -   [LeftPadding](#LeftPadding)
 -   [Frequency](#Frequency)
+-   [JoinFunc](#JoinFunc)
+-   [ConcatBy](#ConcatBy)
+
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -2985,3 +2988,80 @@ func main() {
     // map[a:1 b:2 c:3]
 }
 ```
+
+### <span id="JoinFunc">JoinFunc</span>
+
+<p>将切片元素用给定的分隔符连接成一个单一的字符串。</p>
+
+<b>函数签名:</b>
+
+```go
+func JoinFunc[T any](slice []T, sep string, transform func(T) T) string
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/slice"
+)
+
+func main() {
+    result := slice.JoinFunc([]string{"a", "b", "c"}, ", ", func(s string) string {
+        return strings.ToUpper(s)
+    })
+
+    fmt.Println(result)
+
+    // Output:
+    // A, B, C
+}
+```
+
+### <span id="ConcatBy">ConcatBy</span>
+
+<p>将切片中的元素连接成一个值，使用指定的分隔符和连接器函数。</p>
+
+<b>函数签名:</b>
+
+```go
+func ConcatBy[T any](slice []T, sep T, connector func(T, T) T) T
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/slice"
+)
+
+func main() {
+    type Person struct {
+        Name string
+        Age  int
+    }
+
+    people := []Person{
+        {Name: "Alice", Age: 30},
+        {Name: "Bob", Age: 25},
+        {Name: "Charlie", Age: 35},
+    }
+
+    sep := Person{Name: " | ", Age: 0}
+
+    personConnector := func(a, b Person) Person {
+        return Person{Name: a.Name + b.Name, Age: a.Age + b.Age}
+    }
+
+    result := slice.ConcatBy(people, sep, personConnector)
+
+    fmt.Println(result.Name)
+    fmt.Println(result.Age)
+
+    // Output:
+    // Alice | Bob | Charlie
+    // 90
+}
+```

docs/api/packages/xerror.md

@@ -35,6 +35,7 @@ import (
 -   [XError_Info](#XError_Info)
 -   [XError_Error](#XError_Error)
 -   [TryUnwrap](#TryUnwrap)
+-   [TryCatch](#TryCatch)
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -167,12 +168,12 @@ import (
 
 func main() {
     err1 := xerror.New("error").With("level", "high")
-	err2 := err1.Wrap(errors.New("invalid username"))
+    err2 := err1.Wrap(errors.New("invalid username"))
 
-	fmt.Println(err2.Error())
+    fmt.Println(err2.Error())
 
-	// Output:
+    // Output:
-	// error: invalid username
+    // error: invalid username
 }
 ```
 
@@ -489,3 +490,56 @@ func main() {
     // true
 }
 ```
+
+### <span id="TryCatch">TryCatch</span>
+
+<p>简单实现的java风格异常处理（try-catch-finally）。try catch不符合go错误处理风格，谨慎使用。</p>
+
+<b>函数签名:</b>
+
+```go
+func NewTryCatch(ctx context.Context) *TryCatch
+
+func (tc *TryCatch) Try(tryFunc func(ctx context.Context) error) *TryCatch
+
+func (tc *TryCatch) Catch(catchFunc func(ctx context.Context, err error)) *TryCatch
+
+func (tc *TryCatch) Finally(finallyFunc func(ctx context.Context)) *TryCatch
+
+func (tc *TryCatch) Do()
+```
+
+<b>示例:<span style="float:right;display:inline-block">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/xerror"
+)
+
+func main() {
+    calledFinally := false
+    calledCatch := false
+
+    tc := xerror.NewTryCatch(context.Background())
+
+    tc.Try(func(ctx context.Context) error {
+        return errors.New("error in try block")
+    }).Catch(func(ctx context.Context, err error) {
+        calledCatch = true
+		// Error in try block at /path/xxx.go:{line_number} - Cause: error message
+		// fmt.Println(err.Error())
+    }).Finally(func(ctx context.Context) {
+        calledFinally = true
+    }).Do()
+
+    fmt.Println(calledCatch)
+    fmt.Println(calledFinally)
+
+    // Output:
+    // true
+    // true
+}
+```

docs/en/api/packages/cryptor.md

@@ -70,6 +70,8 @@ import (
 -   [GenerateRsaKeyPair](#GenerateRsaKeyPair)
 -   [RsaEncryptOAEP](#RsaEncryptOAEP)
 -   [RsaDecryptOAEP](#RsaDecryptOAEP)
+-   [RsaSign](#RsaSign)
+-   [RsaVerifySign](#RsaVerifySign)
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -1061,13 +1063,13 @@ import (
 
 func main() {
     str := "hello"
-	key := "12345"
+    key := "12345"
 
-	hms := cryptor.HmacSha512WithBase64(str, key)
+    hms := cryptor.HmacSha512WithBase64(str, key)
-	fmt.Println(hms)
+    fmt.Println(hms)
 
-	// Output:
+    // Output:
-	// 3Y8SkKndI9NU4lJtmi6c6M///dN8syCADRxsE9Lvw2Mog3ahlsVFja9T+OGqa0Wm2FYwPVwKIGS/+XhYYdSM/A==
+    // 3Y8SkKndI9NU4lJtmi6c6M///dN8syCADRxsE9Lvw2Mog3ahlsVFja9T+OGqa0Wm2FYwPVwKIGS/+XhYYdSM/A==
 }
 ```
 
@@ -1124,10 +1126,10 @@ import (
 
 func main() {
     md5Str := cryptor.Md5StringWithBase64("hello")
-	fmt.Println(md5Str)
+    fmt.Println(md5Str)
 
-	// Output:
+    // Output:
-	// XUFAKrxLKna5cZ2REBfFkg==
+    // XUFAKrxLKna5cZ2REBfFkg==
 }
 ```
 
@@ -1153,10 +1155,10 @@ import (
 
 func main() {
     md5Str := cryptor.Md5Byte([]byte{'a'})
-	fmt.Println(md5Str)
+    fmt.Println(md5Str)
 
-	// Output:
+    // Output:
-	// 0cc175b9c0f1b6a831c399e269772661
+    // 0cc175b9c0f1b6a831c399e269772661
 }
 ```
 
@@ -1182,10 +1184,10 @@ import (
 
 func main() {
     md5Str := cryptor.Md5ByteWithBase64([]byte("hello"))
-	fmt.Println(md5Str)
+    fmt.Println(md5Str)
 
-	// Output:
+    // Output:
-	// XUFAKrxLKna5cZ2REBfFkg==
+    // XUFAKrxLKna5cZ2REBfFkg==
 }
 ```
 
@@ -1268,10 +1270,10 @@ import (
 
 func main() {
     result := cryptor.Sha1WithBase64("hello")
-	fmt.Println(result)
+    fmt.Println(result)
 
-	// Output:
+    // Output:
-	// qvTGHdzF6KLavt4PO0gs2a6pQ00=
+    // qvTGHdzF6KLavt4PO0gs2a6pQ00=
 }
 ```
 
@@ -1328,10 +1330,10 @@ import (
 
 func main() {
     result := cryptor.Sha256WithBase64("hello")
-	fmt.Println(result)
+    fmt.Println(result)
 
-	// Output:
+    // Output:
-	// LPJNul+wow4m6DsqxbninhsWHlwfp0JecwQzYpOLmCQ=
+    // LPJNul+wow4m6DsqxbninhsWHlwfp0JecwQzYpOLmCQ=
 }
 ```
 
@@ -1388,10 +1390,10 @@ import (
 
 func main() {
     result := cryptor.Sha512WithBase64("hello")
-	fmt.Println(result)
+    fmt.Println(result)
 
-	// Output:
+    // Output:
-	// m3HSJL1i83hdltRq0+o9czGb+8KJDKra4t/3JRlnPKcjI8PZm6XBHXx6zG4UuMXaDEZjR1wuXDre9G9zvN7AQw==
+    // m3HSJL1i83hdltRq0+o9czGb+8KJDKra4t/3JRlnPKcjI8PZm6XBHXx6zG4UuMXaDEZjR1wuXDre9G9zvN7AQw==
 }
 ```
 
@@ -1607,3 +1609,81 @@ func main() {
     // hello world
 }
 ```
+
+### <span id="RsaSign">RsaSign</span>
+
+<p>Signs the data with RSA algorithm.</p>
+
+<b>Signature:</b>
+
+```go
+func RsaSign(hash crypto.Hash, data []byte, privateKeyFileName string) ([]byte, error)
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := []byte("This is a test data for RSA signing")
+    hash := crypto.SHA256
+
+    privateKey := "./rsa_private.pem"
+    publicKey := "./rsa_public.pem"
+
+    signature, err := RsaSign(hash, data, privateKey)
+    if err != nil {
+        return
+    }
+
+    err = RsaVerifySign(hash, data, signature, publicKey)
+    if err != nil {
+        return
+    }
+}
+```
+
+### <span id="RsaVerifySign">RsaVerifySign</span>
+
+<p>Verifies the signature of the data with RSA algorithm.</p>
+
+<b>Signature:</b>
+
+```go
+func RsaVerifySign(hash crypto.Hash, data, signature []byte, pubKeyFileName string) error
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := []byte("This is a test data for RSA signing")
+    hash := crypto.SHA256
+
+    privateKey := "./rsa_private.pem"
+    publicKey := "./rsa_public.pem"
+
+    signature, err := RsaSign(hash, data, privateKey)
+    if err != nil {
+        return
+    }
+
+    err = RsaVerifySign(hash, data, signature, publicKey)
+    if err != nil {
+        return
+    }
+}
+```

docs/en/api/packages/fileutil.md

@@ -52,6 +52,7 @@ import (
 -   [ReadFile](#ReadFile)
 -   [ChunkRead](#ChunkRead)
 -   [ParallelChunkRead](#ParallelChunkRead)
+-   [GetExeOrDllVersion](#GetExeOrDllVersion)
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -559,7 +560,7 @@ import (
 )
 
 func main() {
-    err := fileutil.Zip("./test.zip", "./unzip/test.txt")
+    err := fileutil.UnZip("./test.zip", "./test.txt")
     if err != nil {
         fmt.Println(err)
     }
@@ -1075,3 +1076,36 @@ func main() {
     // 2
 }
 ```
+
+### <span id="GetExeOrDllVersion">GetExeOrDllVersion</span>
+
+<p>Get the version of exe or dll file on windows.</p>
+
+<b>Signature:</b>
+
+```go
+func GetExeOrDllVersion(filePath string) (string, error)
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/fileutil"
+)
+
+func main() {
+    v, err := fileutil.GetExeOrDllVersion(`C:\Program Files\Tencent\WeChat\WeChat.exe`)
+	if err != nil {
+		panic(err)
+    }
+
+    fmt.Println(v)
+    
+    // Output:
+    // 3.9.10.19
+}
+```

docs/en/api/packages/random.md

@@ -40,6 +40,7 @@ import (
 -   [RandStringSlice](#RandStringSlice)
 -   [RandBool](#RandBool)
 -   [RandBoolSlice](#RandBoolSlice)
+-   [RandNumberOfLength](#RandNumberOfLength)
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -524,3 +525,29 @@ func main() {
     fmt.Println(result) // [true false] (random)
 }
 ```
+
+### <span id="RandNumberOfLength">RandNumberOfLength</span>
+
+<p>Generates a random int number of specified length.</p>
+
+<b>Signature:</b>
+
+```go
+func RandNumberOfLength(len int) int
+```
+
+<b>Signature:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/random"
+)
+
+func main() {
+    i := random.RandNumberOfLength(2)
+    fmt.Println(i) // 21 (random number of length 2)
+}
+```

docs/en/api/packages/slice.md

@@ -106,6 +106,10 @@ import (
 -   [RightPadding](#RightPadding)
 -   [LeftPadding](#LeftPadding)
 -   [Frequency](#Frequency)
+-   [JoinFunc](#JoinFunc)
+-   [ConcatBy](#ConcatBy)
+
+
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -2980,3 +2984,80 @@ func main() {
     // map[a:1 b:2 c:3]
 }
 ```
+
+### <span id="JoinFunc">JoinFunc</span>
+
+<p>Joins the slice elements into a single string with the given separator.</p>
+
+<b>Signature:</b>
+
+```go
+func JoinFunc[T any](slice []T, sep string, transform func(T) T) string
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/slice"
+)
+
+func main() {
+    result := slice.JoinFunc([]string{"a", "b", "c"}, ", ", func(s string) string {
+        return strings.ToUpper(s)
+    })
+
+    fmt.Println(result)
+
+    // Output:
+    // A, B, C
+}
+```
+
+### <span id="ConcatBy">ConcatBy</span>
+
+<p>Concats the elements of a slice into a single value using the provided separator and connector function.</p>
+
+<b>Signature:</b>
+
+```go
+func ConcatBy[T any](slice []T, sep T, connector func(T, T) T) T
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/slice"
+)
+
+func main() {
+    type Person struct {
+        Name string
+        Age  int
+    }
+
+    people := []Person{
+        {Name: "Alice", Age: 30},
+        {Name: "Bob", Age: 25},
+        {Name: "Charlie", Age: 35},
+    }
+
+    sep := Person{Name: " | ", Age: 0}
+
+    personConnector := func(a, b Person) Person {
+        return Person{Name: a.Name + b.Name, Age: a.Age + b.Age}
+    }
+
+    result := slice.ConcatBy(people, sep, personConnector)
+
+    fmt.Println(result.Name)
+    fmt.Println(result.Age)
+
+    // Output:
+    // Alice | Bob | Charlie
+    // 90
+}
+```

docs/en/api/packages/xerror.md

@@ -35,6 +35,7 @@ import (
 -   [XError_Info](#XError_Info)
 -   [XError_Error](#XError_Error)
 -   [TryUnwrap](#TryUnwrap)
+-   [TryCatch](#TryCatch)
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -166,12 +167,12 @@ import (
 
 func main() {
     err1 := xerror.New("error").With("level", "high")
-	err2 := err1.Wrap(errors.New("invalid username"))
+    err2 := err1.Wrap(errors.New("invalid username"))
 
-	fmt.Println(err2.Error())
+    fmt.Println(err2.Error())
 
-	// Output:
+    // Output:
-	// error: invalid username
+    // error: invalid username
 }
 ```
 
@@ -487,3 +488,56 @@ func main() {
     // true
 }
 ```
+
+### <span id="TryCatch">TryCatch</span>
+
+<p>Simple simulation of Java-style try-catch. It does not align with Go's error-handling philosophy. It is recommended to use it with caution.</p>
+
+<b>Signature:</b>
+
+```go
+func NewTryCatch(ctx context.Context) *TryCatch
+
+func (tc *TryCatch) Try(tryFunc func(ctx context.Context) error) *TryCatch
+
+func (tc *TryCatch) Catch(catchFunc func(ctx context.Context, err error)) *TryCatch
+
+func (tc *TryCatch) Finally(finallyFunc func(ctx context.Context)) *TryCatch
+
+func (tc *TryCatch) Do()
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/xerror"
+)
+
+func main() {
+    calledFinally := false
+    calledCatch := false
+
+    tc := xerror.NewTryCatch(context.Background())
+
+    tc.Try(func(ctx context.Context) error {
+        return errors.New("error message    ")
+    }).Catch(func(ctx context.Context, err error) {
+        calledCatch = true
+        // Error in try block at /path/xxx.go:{line_number} - Cause: error message
+		// fmt.Println(err.Error())
+    }).Finally(func(ctx context.Context) {
+        calledFinally = true
+    }).Do()
+
+    fmt.Println(calledCatch)
+    fmt.Println(calledFinally)
+
+    // Output:
+    // true
+    // true
+}
+```

fileutil/file.go

@@ -14,6 +14,7 @@ import (
 	"encoding/csv"
 	"errors"
 	"fmt"
+	"github.com/duke-git/lancet/v2/validator"
 	"io"
 	"io/fs"
 	"net/http"
@@ -23,8 +24,6 @@ import (
 	"sort"
 	"strings"
 	"sync"
-
-	"github.com/duke-git/lancet/v2/validator"
 )
 
 // FileReader is a reader supporting offset seeking and reading one

fileutil/file_example_test.go

@@ -192,6 +192,27 @@ func ExampleListFileNames() {
 	// [assert.go assert_test.go error_join.go]
 }
 
+func ExampleMiMeType() {
+	fname := "./test.txt"
+	file, _ := os.Create(fname)
+
+	_, err := file.WriteString("hello\nworld")
+	if err != nil {
+		return
+	}
+
+	f, _ := os.Open(fname)
+	defer f.Close()
+
+	mimeType := MiMeType(f)
+	fmt.Println(mimeType)
+
+	os.Remove(fname)
+
+	// Output:
+	// application/octet-stream
+}
+
 func ExampleZip() {
 	srcFile := "./test.txt"
 	CreateFile(srcFile)
@@ -214,24 +235,20 @@ func ExampleZip() {
 }
 
 func ExampleUnZip() {
-	fname := "./test.txt"
+	zipFile := "./testdata/file.go.zip"
-	file, _ := os.Create(fname)
 
-	_, err := file.WriteString("hello\nworld")
+	err := UnZip(zipFile, "./testdata")
 	if err != nil {
 		return
 	}
 
-	f, _ := os.Open(fname)
+	exist := IsExist("./testdata/file.go")
-	defer f.Close()
+	fmt.Println(exist)
 
-	mimeType := MiMeType(f)
+	os.Remove("./testdata/file.go")
-	fmt.Println(mimeType)
-
-	os.Remove(fname)
 
 	// Output:
-	// application/octet-stream
+	// true
 }
 
 func ExampleZipAppendEntry() {

fileutil/file_windows.go

@@ -0,0 +1,83 @@
+//go:build windows
+
+package fileutil
+
+import (
+	"fmt"
+	"syscall"
+	"unsafe"
+)
+
+// tagVS_FIXEDFILEINFO 参考结构体https://learn.microsoft.com/zh-cn/windows/win32/api/verrsrc/ns-verrsrc-vs_fixedfileinfo
+type tagVS_FIXEDFILEINFO struct {
+	Signature        uint32
+	StructVersion    uint32
+	FileVersionMS    uint32
+	FileVersionLS    uint32
+	ProductVersionMS uint32
+	ProductVersionLS uint32
+	FileFlagsMask    uint32
+	FileFlags        uint32
+	FileOS           uint32
+	FileType         uint32
+	FileSubtype      uint32
+	FileDateMS       uint32
+	FileDateLS       uint32
+}
+
+// GetExeOrDllVersion get the version of exe or dll file on windows.
+// Play: todo
+func GetExeOrDllVersion(filePath string) (string, error) {
+	// 加载系统dll
+	versionDLL := syscall.NewLazyDLL("version.dll")
+	getFileVersionInfoSize := versionDLL.NewProc("GetFileVersionInfoSizeW")
+	getFileVersionInfo := versionDLL.NewProc("GetFileVersionInfoW")
+	verQueryValue := versionDLL.NewProc("VerQueryValueW")
+
+	// 转换路径为UTF-16
+	filePathPtr, err := syscall.UTF16PtrFromString(filePath)
+	if err != nil {
+		return "", fmt.Errorf("unable to convert file path to UTF-16: %w", err)
+	}
+
+	// 获取version信息大小
+	size, _, err := getFileVersionInfoSize.Call(
+		uintptr(unsafe.Pointer(filePathPtr)),
+		0,
+	)
+	if size == 0 {
+		return "", fmt.Errorf("unable to obtain version information size: %v", err)
+	}
+
+	// 加载version信息
+	data := make([]byte, size)
+	ret, _, err := getFileVersionInfo.Call(uintptr(unsafe.Pointer(filePathPtr)), 0, size, uintptr(unsafe.Pointer(&data[0])))
+	if ret == 0 {
+		return "", fmt.Errorf("unable to obtain version information: %v", err)
+	}
+
+	// 查询version信息
+	var fixedInfo *tagVS_FIXEDFILEINFO
+	var fixedInfoLen uint32
+	u16, err := syscall.UTF16PtrFromString(`\`)
+	if err != nil {
+		return "", fmt.Errorf("unable to convert file path to UTF-16: %w", err)
+	}
+	ret, _, err = verQueryValue.Call(
+		uintptr(unsafe.Pointer(&data[0])),
+		uintptr(unsafe.Pointer(u16)),
+		uintptr(unsafe.Pointer(&fixedInfo)),
+		uintptr(unsafe.Pointer(&fixedInfoLen)),
+	)
+	if ret == 0 {
+		return "", fmt.Errorf("unable to query version information: %v", err)
+	}
+
+	// 转换结构体
+	major := fixedInfo.FileVersionMS >> 16
+	minor := fixedInfo.FileVersionMS & 0xFFFF
+	build := fixedInfo.FileVersionLS >> 16
+	revision := fixedInfo.FileVersionLS & 0xFFFF
+
+	return fmt.Sprintf("%d.%d.%d.%d", major, minor, build, revision), nil
+}

fileutil/file_windows_test.go

@@ -0,0 +1,13 @@
+//go:build windows
+
+package fileutil
+
+import "testing"
+
+func TestGetExeOrDllVersion(t *testing.T) {
+	v, err := GetExeOrDllVersion(`C:\Windows\System32\cmd.exe`)
+	if err != nil {
+		t.Error(err)
+	}
+	t.Log(v)
+}

go.sum

@@ -1,6 +1,4 @@
 golang.org/x/exp v0.0.0-20221208152030-732eee02a75a h1:4iLhBPcpqFmylhnkbY3W0ONLUYYkDAW9xMFLfxgsvCw=
 golang.org/x/exp v0.0.0-20221208152030-732eee02a75a/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
-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/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=

maputil/orderedmap.go

@@ -35,7 +35,7 @@ func (om *OrderedMap[K, V]) Set(key K, value V) {
 	defer om.mu.Unlock()
 
 	if elem, ok := om.index[key]; ok {
-		elem.Value = value
+		om.data[key] = value
 		om.order.MoveToBack(elem)
 
 		return

maputil/orderedmap_test.go

@@ -19,6 +19,10 @@ func TestOrderedMap_Set_Get(t *testing.T) {
 	assert.Equal(1, val)
 	assert.Equal(true, ok)
 
+	om.Set("a", 2)
+	val, _ = om.Get("a")
+	assert.Equal(2, val)
+
 	val, ok = om.Get("d")
 	assert.Equal(false, ok)
 	assert.Equal(0, val)

netutil/http.go

@@ -221,6 +221,22 @@ func (client *HttpClient) SendRequest(request *HttpRequest) (*http.Response, err
 	return resp, nil
 }
 
+// AsyncSendRequest send http request with goroutine, pop response and error to channels
+func (client *HttpClient) AsyncSendRequest(request *HttpRequest, respChan chan *http.Response, errChan chan error) {
+	go func() {
+		defer func() {
+			if err := recover(); err != nil {
+				errChan <- fmt.Errorf("%v", err)
+			}
+		}()
+		resp, err := client.SendRequest(request)
+		if err != nil {
+			errChan <- err
+		}
+		respChan <- resp
+	}()
+}
+
 // DecodeResponse decode response into target object.
 // Play: https://go.dev/play/p/jUSgynekH7G
 func (client *HttpClient) DecodeResponse(resp *http.Response, target any) error {

netutil/http_test.go

@@ -373,6 +373,45 @@ func TestSendRequestWithFilePath(t *testing.T) {
 	}
 }
 
+func TestHttpClient_AsyncSendRequest(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestHttpClient_Get")
+
+	request := &HttpRequest{
+		RawURL: "https://jsonplaceholder.typicode.com/todos/1",
+		Method: "GET",
+	}
+
+	httpClient := NewHttpClient()
+	respCh := make(chan *http.Response, 20)
+	errCh := make(chan error, 20)
+	for i := 0; i < 50; i++ {
+		httpClient.AsyncSendRequest(request, respCh, errCh)
+	}
+	for i := 0; i < 50; i++ {
+		select {
+		case resp := <-respCh:
+			type Todo struct {
+				UserId    int    `json:"userId"`
+				Id        int    `json:"id"`
+				Title     string `json:"title"`
+				Completed bool   `json:"completed"`
+			}
+			var todo Todo
+			err := httpClient.DecodeResponse(resp, &todo)
+			if err != nil {
+				t.FailNow()
+			}
+			assert.Equal(1, todo.Id)
+		case err := <-errCh:
+			if err != nil {
+				t.Log("net error: ", err.Error())
+			}
+		}
+	}
+}
+
 func TestProxy(t *testing.T) {
 	config := &HttpClientConfig{
 		HandshakeTimeout: 20 * time.Second,

random/random.go

@@ -327,3 +327,13 @@ func UUIdV4() (string, error) {
 
 	return fmt.Sprintf("%x-%x-%x-%x-%x", uuid[0:4], uuid[4:6], uuid[6:8], uuid[8:10], uuid[10:]), nil
 }
+
+// RandNumberOfLength 生成一个长度为len的随机数
+// Play: todo
+func RandNumberOfLength(len int) int {
+	m := int(math.Pow10(len) - 1)
+	i := int(math.Pow10(len - 1))
+	ret := rand.Intn(m-i+1) + i
+
+	return ret
+}

random/random_test.go

@@ -3,6 +3,7 @@ package random
 import (
 	"reflect"
 	"regexp"
+	"strconv"
 	"testing"
 
 	"github.com/duke-git/lancet/v2/internal"
@@ -361,3 +362,9 @@ func TestRandBoolSlice(t *testing.T) {
 		}
 	})
 }
+func TestRandNumberOfLength(t *testing.T) {
+	t.Parallel()
+	randi := RandNumberOfLength(6)
+	assert := internal.NewAssert(t, "TestRandNumberOfLength")
+	assert.Equal(6, len(strconv.Itoa(randi)))
+}

slice/slice.go

@@ -1398,3 +1398,35 @@ func Frequency[T comparable](slice []T) map[T]int {
 
 	return result
 }
+
+// JoinFunc joins the slice elements into a single string with the given separator.
+// Play: todo
+func JoinFunc[T any](slice []T, sep string, transform func(T) T) string {
+	var buf strings.Builder
+	for i, v := range slice {
+		if i > 0 {
+			buf.WriteString(sep)
+		}
+		buf.WriteString(fmt.Sprint(transform(v)))
+	}
+	return buf.String()
+}
+
+// ConcatBy concats the elements of a slice into a single value using the provided separator and connector function.
+// Play: todo
+func ConcatBy[T any](slice []T, sep T, connector func(T, T) T) T {
+	var result T
+
+	if len(slice) == 0 {
+		return result
+	}
+
+	for i, v := range slice {
+		result = connector(result, v)
+		if i < len(slice)-1 {
+			result = connector(result, sep)
+		}
+	}
+
+	return result
+}

slice/slice_concurrent.go

@@ -195,18 +195,14 @@ func UniqueByConcurrent[T comparable](slice []T, comparator func(item T, other T
 		chunks = append(chunks, slice[i:end])
 	}
 
-	type resultChunk struct {
+	resultCh := make(chan resultChunk[T], numThreads)
-		index int
-		data  []T
-	}
-	resultCh := make(chan resultChunk, numThreads)
 	var wg sync.WaitGroup
 
 	for i, chunk := range chunks {
 		wg.Add(1)
 		go func(index int, chunk []T) {
 			defer wg.Done()
-			resultCh <- resultChunk{index, removeDuplicate(chunk, comparator)}
+			resultCh <- resultChunk[T]{index, removeDuplicate(chunk, comparator)}
 		}(i, chunk)
 	}
 

slice/slice_example_test.go

@@ -1261,3 +1261,42 @@ func ExampleFrequency() {
 	// Output:
 	// map[a:1 b:2 c:3]
 }
+
+func ExampleJoinFunc() {
+	result := JoinFunc([]string{"a", "b", "c"}, ", ", func(s string) string {
+		return strings.ToUpper(s)
+	})
+
+	fmt.Println(result)
+
+	// Output:
+	// A, B, C
+}
+
+func ExampleConcatBy() {
+	type Person struct {
+		Name string
+		Age  int
+	}
+
+	people := []Person{
+		{Name: "Alice", Age: 30},
+		{Name: "Bob", Age: 25},
+		{Name: "Charlie", Age: 35},
+	}
+
+	sep := Person{Name: " | ", Age: 0}
+
+	personConnector := func(a, b Person) Person {
+		return Person{Name: a.Name + b.Name, Age: a.Age + b.Age}
+	}
+
+	result := ConcatBy(people, sep, personConnector)
+
+	fmt.Println(result.Name)
+	fmt.Println(result.Age)
+
+	// Output:
+	// Alice | Bob | Charlie
+	// 90
+}

slice/slice_internal.go

@@ -7,6 +7,13 @@ import (
 	"golang.org/x/exp/constraints"
 )
 
+// resultChunk is used to store the intermediate results of UniqueByConcurrent.
+// It is defined separately to be compatible with versions of go up to 1.20.
+type resultChunk[T comparable] struct {
+	index int
+	data  []T
+}
+
 // sliceValue return the reflect value of a slice
 func sliceValue(slice any) reflect.Value {
 	v := reflect.ValueOf(slice)

slice/slice_test.go

@@ -1816,3 +1816,81 @@ func TestFrequency(t *testing.T) {
 		assert.Equal(expected, result)
 	})
 }
+
+func TestJoinFunc(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestJoinFunc")
+
+	t.Run("basic case", func(t *testing.T) {
+		result := JoinFunc([]int{1, 2, 3}, ", ", func(i int) int {
+			return i * 2
+		})
+
+		expected := "2, 4, 6"
+		assert.Equal(expected, result)
+	})
+
+	t.Run("empty slice", func(t *testing.T) {
+		result := JoinFunc([]int{}, ", ", func(i int) int {
+			return i * 2
+		})
+
+		assert.Equal("", result)
+	})
+
+	t.Run("single element slice", func(t *testing.T) {
+		result := JoinFunc([]int{1}, ", ", func(i int) int {
+			return i * 2
+		})
+
+		assert.Equal("2", result)
+	})
+
+	t.Run("string slice", func(t *testing.T) {
+		result := JoinFunc([]string{"a", "b", "c"}, ", ", func(s string) string {
+			return strings.ToUpper(s)
+		})
+
+		expected := "A, B, C"
+		assert.Equal(expected, result)
+	})
+}
+
+func TestConcatBy(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestConcatBy")
+
+	t.Run("Join strings", func(t *testing.T) {
+		result := ConcatBy([]string{"Hello", "World"}, ", ", func(a, b string) string {
+			return a + b
+		})
+
+		expected := "Hello, World"
+		assert.Equal(expected, result)
+	})
+
+	t.Run("Join Person struct", func(t *testing.T) {
+		type Person struct {
+			Name string
+			Age  int
+		}
+
+		people := []Person{
+			{Name: "Alice", Age: 30},
+			{Name: "Bob", Age: 25},
+			{Name: "Charlie", Age: 35},
+		}
+		sep := Person{Name: " | ", Age: 0}
+
+		personConnector := func(a, b Person) Person {
+			return Person{Name: a.Name + b.Name, Age: a.Age + b.Age}
+		}
+
+		result := ConcatBy(people, sep, personConnector)
+
+		assert.Equal("Alice | Bob | Charlie", result.Name)
+		assert.Equal(90, result.Age)
+	})
+}

xerror/trycatch.go

@@ -0,0 +1,100 @@
+package xerror
+
+import (
+	"context"
+	"fmt"
+	"runtime"
+)
+
+// TryCatch is a struct to handle try-catch-finally block.
+// This implementation is merely a simulation of Java-style try-catch and does not align with Go's error-handling philosophy. It is recommended to use it with caution.
+type TryCatch struct {
+	ctx         context.Context
+	tryFunc     func(ctx context.Context) error
+	catchFunc   func(ctx context.Context, err error)
+	finallyFunc func(ctx context.Context)
+}
+
+// NewTryCatch creates a new TryCatch instance.
+func NewTryCatch(ctx context.Context) *TryCatch {
+	return &TryCatch{
+		ctx: ctx,
+	}
+}
+
+// Try sets the try function.
+func (tc *TryCatch) Try(tryFunc func(ctx context.Context) error) *TryCatch {
+	tc.tryFunc = tryFunc
+	return tc
+}
+
+// Catch sets the catch function.
+func (tc *TryCatch) Catch(catchFunc func(ctx context.Context, err error)) *TryCatch {
+	tc.catchFunc = catchFunc
+	return tc
+}
+
+// Finally sets the finally function.
+func (tc *TryCatch) Finally(finallyFunc func(ctx context.Context)) *TryCatch {
+	tc.finallyFunc = finallyFunc
+	return tc
+}
+
+// Do executes the try-catch-finally block.
+func (tc *TryCatch) Do() {
+	defer func() {
+		if r := recover(); r != nil {
+			if tc.catchFunc != nil {
+				err := fmt.Errorf("panic: %v", r)
+				tc.catchFunc(tc.ctx, WrapCatchError(err, "Recovered from panic"))
+			}
+		}
+
+		if tc.finallyFunc != nil {
+			tc.finallyFunc(tc.ctx)
+		}
+	}()
+
+	if tc.ctx.Err() != nil {
+		if tc.catchFunc != nil {
+			tc.catchFunc(tc.ctx, WrapCatchError(tc.ctx.Err(), "Context cancelled or timed out"))
+		}
+		return
+	}
+
+	if tc.tryFunc != nil {
+		if err := tc.tryFunc(tc.ctx); err != nil {
+			if tc.catchFunc != nil {
+				tc.catchFunc(tc.ctx, WrapCatchError(err, "Error in try block"))
+			}
+		}
+	}
+}
+
+// CatchError is an error type to handle try-catch-finally block.
+type CatchError struct {
+	Msg   string
+	File  string
+	Line  int
+	Cause error
+}
+
+// Error returns the error message.
+func (e *CatchError) Error() string {
+	return fmt.Sprintf("%s at %s:%d - Cause: %v", e.Msg, e.File, e.Line, e.Cause)
+}
+
+// WrapCatchError wraps an error with message, file, and line.
+func WrapCatchError(err error, msg string) *CatchError {
+	_, file, line, ok := runtime.Caller(2)
+	if !ok {
+		file = "unknown"
+		line = 0
+	}
+	return &CatchError{
+		Msg:   msg,
+		File:  file,
+		Line:  line,
+		Cause: err,
+	}
+}

xerror/trycatch_test.go

@@ -0,0 +1,172 @@
+package xerror
+
+import (
+	"context"
+	"errors"
+	"testing"
+
+	"github.com/duke-git/lancet/v2/internal"
+)
+
+func TestTryCatchSuccess(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchSuccess")
+
+	counter := 0
+	calledCatch := false
+	calledFinally := false
+
+	tc := NewTryCatch(context.Background())
+
+	tc.Try(func(ctx context.Context) error {
+		counter++
+		return nil
+	}).Catch(func(ctx context.Context, err error) {
+		calledCatch = true
+		t.Errorf("Catch should not be called")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal(1, counter)
+	assert.Equal(false, calledCatch)
+	assert.Equal(true, calledFinally)
+}
+
+func TestTryCatchError(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchError")
+
+	var catchedError error
+	calledFinally := false
+
+	tc := NewTryCatch(context.Background())
+
+	tc.Try(func(ctx context.Context) error {
+		return errors.New("error")
+	}).Catch(func(ctx context.Context, err error) {
+		catchedError = errors.New("catched error")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal("catched error", catchedError.Error())
+	assert.Equal(true, calledFinally)
+}
+
+func TestTryCatchPanic(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchPanic")
+
+	var catchedError error
+	calledFinally := false
+
+	tc := NewTryCatch(context.Background())
+
+	tc.Try(func(ctx context.Context) error {
+		panic("panic info")
+	}).Catch(func(ctx context.Context, err error) {
+		catchedError = errors.New("catched error")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal("catched error", catchedError.Error())
+	assert.Equal(true, calledFinally)
+}
+
+func TestTryCatchContextCancelled(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchContextCancelled")
+
+	var catchedError error
+	calledFinally := false
+
+	ctx, cancel := context.WithCancel(context.Background())
+	cancel()
+
+	tc := NewTryCatch(ctx)
+
+	tc.Try(func(ctx context.Context) error {
+		return nil
+	}).Catch(func(ctx context.Context, err error) {
+		catchedError = errors.New("catched error")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal("catched error", catchedError.Error())
+	assert.Equal(true, calledFinally)
+}
+
+func TestTryCatchContextTimeout(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchContextTimeout")
+
+	var catchedError error
+	calledFinally := false
+
+	ctx, cancel := context.WithTimeout(context.Background(), 0)
+	defer cancel()
+
+	tc := NewTryCatch(ctx)
+
+	tc.Try(func(ctx context.Context) error {
+		return nil
+	}).Catch(func(ctx context.Context, err error) {
+		catchedError = errors.New("catched error")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal("catched error", catchedError.Error())
+	assert.Equal(true, calledFinally)
+}
+
+func TestTryCatchContextError(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchContextError")
+
+	var catchedError error
+	calledFinally := false
+
+	ctx, cancel := context.WithTimeout(context.Background(), 0)
+	defer cancel()
+
+	tc := NewTryCatch(ctx)
+
+	tc.Try(func(ctx context.Context) error {
+		return errors.New("error")
+	}).Catch(func(ctx context.Context, err error) {
+		catchedError = errors.New("catched error")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal("catched error", catchedError.Error())
+	assert.Equal(true, calledFinally)
+}
+
+func TestTryCatchNoCatch(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestTryCatchNoCatch")
+
+	calledFinally := false
+
+	tc := NewTryCatch(context.Background())
+
+	tc.Try(func(ctx context.Context) error {
+		return errors.New("error")
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	assert.Equal(true, calledFinally)
+}

xerror/xerror_example_test.go

@@ -1,6 +1,7 @@
 package xerror
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"reflect"
@@ -61,7 +62,7 @@ func ExampleXError_StackTrace() {
 
 	// Output:
 	// github.com/duke-git/lancet/v2/xerror.ExampleXError_StackTrace
-	// 52
+	// 53
 	// true
 }
 
@@ -154,3 +155,27 @@ func ExampleTryUnwrap() {
 	// 42
 	// true
 }
+
+func ExampleTryCatch() {
+	calledFinally := false
+	calledCatch := false
+
+	tc := NewTryCatch(context.Background())
+
+	tc.Try(func(ctx context.Context) error {
+		return errors.New("error message")
+	}).Catch(func(ctx context.Context, err error) {
+		calledCatch = true
+		// Error in try block at /path/xxx.go:174 - Cause: error message
+		// fmt.Println(err.Error())
+	}).Finally(func(ctx context.Context) {
+		calledFinally = true
+	}).Do()
+
+	fmt.Println(calledCatch)
+	fmt.Println(calledFinally)
+
+	// Output:
+	// true
+	// true
+}