test: fix TestEventBus

test: fix TestEventBus_GetEvents
2026-03-01 00:35:28 +08:00 · 2025-03-07 10:42:22 +08:00 · 2025-03-07 10:37:41 +08:00 · 2025-03-07 10:34:20 +08:00 · 2025-03-07 10:29:19 +08:00 · 2025-03-06 20:11:21 +08:00
17 changed files with 1821 additions and 90 deletions
@@ -4,7 +4,7 @@
 <br/>

 ![Go version](https://img.shields.io/badge/go-%3E%3Dv1.18-9cf)
-[![Release](https://img.shields.io/badge/release-2.3.4-green.svg)](https://github.com/duke-git/lancet/releases)
+[![Release](https://img.shields.io/badge/release-2.3.5-green.svg)](https://github.com/duke-git/lancet/releases)
 [![GoDoc](https://godoc.org/github.com/duke-git/lancet/v2?status.svg)](https://pkg.go.dev/github.com/duke-git/lancet/v2)
 [![Go Report Card](https://goreportcard.com/badge/github.com/duke-git/lancet/v2)](https://goreportcard.com/report/github.com/duke-git/lancet/v2)
 [![test](https://github.com/duke-git/lancet/actions/workflows/codecov.yml/badge.svg?branch=main&event=push)](https://github.com/duke-git/lancet/actions/workflows/codecov.yml)
@@ -506,9 +506,24 @@ import "github.com/duke-git/lancet/v2/datetime"
 -   **<big>AddMinute</big>** : add or sub day to the time.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddMinute)]
    [[play](https://go.dev/play/p/nT1heB1KUUK)]
+-   **<big>AddWeek</big>** : add or sub week to time.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddWeek)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>AddMonth</big>** : add or sub months to time.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddMonth)]
+    [[play](https://go.dev/play/p/todo)]
 -   **<big>AddYear</big>** : add or sub year to the time.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddYear)]
    [[play](https://go.dev/play/p/MqW2ujnBx10)]
+-   **<big>AddDaySafe</big>** : add or sub days to the time and ensure that the returned date does not exceed the valid date of the target year and month.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddDaySafe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>AddMonthSafe</big>** : add or sub months to the time and ensure that the returned date does not exceed the valid date of the target year and month.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddMonthSafe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>AddYearSafe</big>** : Add or sub years to the time and ensure that the returned date does not exceed the valid date of the target year and month.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#AddYearSafe)]
+    [[play](https://go.dev/play/p/todo)]
 -   **<big>BeginOfMinute</big>** : return the date time at the begin of minute of specific date.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datetime.md#BeginOfMinute)]
    [[play](https://go.dev/play/p/ieOLVJ9CiFT)]
@@ -680,6 +695,45 @@ import optional "github.com/duke-git/lancet/v2/datastructure/optional"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datastructure/optional.md)]
      

+<h3 id="eventbus"> 9. EventBus is an event bus used for handling events within an application. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">Index</a></h3>
+
+```go
+import "github.com/duke-git/lancet/v2/eventbus"
+```
+
+#### 函数列表:
+
+-   **<big>NewEventBus</big>** : Create an EventBus instance.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#NewEventBus)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>Subscribe</big>** : subscribes to an event with a specific event topic and listener function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#Subscribe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>Unsubscribe</big>** : unsubscribes from an event with a specific event topic and listener function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#Unsubscribe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>Publish</big>** : publishes an event with a specific event topic and data payload.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#Publish)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>ClearListeners</big>** : clears all the listeners.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#ClearListeners)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>ClearListenersByTopic</big>** : clears all the listeners by topic.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#ClearListenersByTopic)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>GetListenersCount</big>** : returns the number of listeners for a specific event topic.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#GetListenersCount)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>GetAllListenersCount</big>** : returns the total number of all listeners.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#GetAllListenersCount)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>GetEvents</big>** : returns all the events topics.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#GetEvents)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>SetErrorHandler</big>** : sets the error handler function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/eventbus.md#SetErrorHandler)]
+    [[play](https://go.dev/play/p/todo)]
+
 <h3 id="fileutil"> 9. Fileutil package implements some basic functions for file operations. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>

 ```go
@@ -1423,6 +1477,9 @@ import "github.com/duke-git/lancet/v2/slice"
 -   **<big>EqualWith</big>** : checks if two slices are equal with comparator func.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/slice.md#EqualWith)]
    [[play](https://go.dev/play/p/b9iygtgsHI1)]
+-   **<big>EqualUnordered</big>** : Checks if two slices are equal: the same length and all elements value are equal (unordered).
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/slice.md#EqualUnordered)]
+    [[play](todo)]
 -   **<big>Every</big>** : return true if all of the values in the slice pass the predicate function.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/slice.md#Every)]
    [[play](https://go.dev/play/p/R8U6Sl-j8cD)]
@@ -1522,6 +1579,9 @@ import "github.com/duke-git/lancet/v2/slice"
 -   **<big>Shuffle</big>** : shuffle the slice.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/slice.md#Shuffle)]
    [[play](https://go.dev/play/p/YHvhnWGU3Ge)]
+-   **<big>ShuffleCopy</big>** : return a new slice with elements shuffled.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/slice.md#ShuffleCopy)]
+    [[play](todo)]
 -   **<big>IsAscending</big>** : Checks if a slice is ascending order.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/slice.md#IsAscending)]
    [[play](https://go.dev/play/p/9CtsFjet4SH)]
@@ -1668,6 +1728,9 @@ import "github.com/duke-git/lancet/v2/stream"
 -   **<big>Reverse</big>** : returns a stream whose elements are reverse order of given stream.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/stream.md#Reverse)]
    [[play](https://go.dev/play/p/A8_zkJnLHm4)]
+-   **<big>ReverseCopy</big>** : returns a new slice of element order is reversed to the given slice.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/stream.md#ReverseCopy)]
+    [[play](todo)]
 -   **<big>Range</big>** : returns a stream whose elements are in the range from start(included) to end(excluded) original stream.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/stream.md#Range)]
    [[play](https://go.dev/play/p/indZY5V2f4j)]
@@ -1897,7 +1960,9 @@ import "github.com/duke-git/lancet/v2/strutil"
 -   **<big>ExtractContent</big>** : extracts the content between the start and end strings in the source string.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/strutil.md#ExtractContent)]
    [[play](https://go.dev/play/p/Ay9UIk7Rum9)]
-
+-   **<big>FindAllOccurrences</big>** : Returns the positions of all occurrences of a substring in a string.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/strutil.md#FindAllOccurrences)]
+    [[play](todo)]

 <h3 id="system"> 22. System package contain some functions about os, runtime, shell command. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>

@@ -2151,6 +2216,9 @@ import "github.com/duke-git/lancet/v2/validator"
 -   **<big>IsIpV6</big>** : check if the string is ipv6.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/validator.md#IsIpV6)]
    [[play](https://go.dev/play/p/AHA0r0AzIdC)]
+-   **<big>IsIpPort</big>** : check if the string is ip:port.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/validator.md#IsIpPort)]
+    [[play](todo)]
 -   **<big>IsStrongPassword</big>** : check if the string is strong password.
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/validator.md#IsStrongPassword)]
    [[play](https://go.dev/play/p/QHdVcSQ3uDg)]
@@ -4,7 +4,7 @@
 <br/>

 ![Go version](https://img.shields.io/badge/go-%3E%3Dv1.18-9cf)
-[![Release](https://img.shields.io/badge/release-2.3.4-green.svg)](https://github.com/duke-git/lancet/releases)
+[![Release](https://img.shields.io/badge/release-2.3.5-green.svg)](https://github.com/duke-git/lancet/releases)
 [![GoDoc](https://godoc.org/github.com/duke-git/lancet/v2?status.svg)](https://pkg.go.dev/github.com/duke-git/lancet/v2)
 [![Go Report Card](https://goreportcard.com/badge/github.com/duke-git/lancet/v2)](https://goreportcard.com/report/github.com/duke-git/lancet/v2)
 [![test](https://github.com/duke-git/lancet/actions/workflows/codecov.yml/badge.svg?branch=main&event=push)](https://github.com/duke-git/lancet/actions/workflows/codecov.yml)
@@ -507,9 +507,24 @@ import "github.com/duke-git/lancet/v2/datetime"
 -   **<big>AddMinute</big>** : 将日期加/减分钟数。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddMinute)]
    [[play](https://go.dev/play/p/nT1heB1KUUK)]
+-   **<big>AddWeek</big>** : 将日期加/减星期数.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddWeek)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>AddMonth</big>** : 将日期加/减月数.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddMonth)]
+    [[play](https://go.dev/play/p/todo)]
 -   **<big>AddYear</big>** : 将日期加/减分年数。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddYear)]
    [[play](https://go.dev/play/p/MqW2ujnBx10)]
+-   **<big>AddDaySafe</big>** : 增加/减少指定的天数，并确保日期是有效日期。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddDaySafe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>AddMonthSafe</big>** : 增加/减少指定的月份，并确保日期是有效日期。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddMonthSafe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>AddYearSafe</big>** : 增加/减少指定的年份，并确保日期是有效日期。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#AddYearSafe)]
+    [[play](https://go.dev/play/p/todo)]
 -   **<big>BeginOfMinute</big>** : 返回指定时间的分钟开始时间。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#BeginOfMinute)]
    [[play](https://go.dev/play/p/ieOLVJ9CiFT)]
@@ -679,7 +694,46 @@ import hashmap "github.com/duke-git/lancet/v2/datastructure/hashmap"
 -   **<big>Hashmap</big>** : 哈希映射。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datastructure/hashmap.md)]

-<h3 id="fileutil"> 9. fileutil 包含文件基本操作。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="eventbus"> 9. EventbBus是一个事件总线，用于在应用程序中处理事件。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+
+```go
+import "github.com/duke-git/lancet/v2/eventbus"
+```
+
+#### 函数列表:
+
+-   **<big>NewEventBus</big>** : 创建EventBus实例。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#NewEventBus)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>Subscribe</big>** : 订阅具有特定事件主题和监听函数的事件。支持异步，事件优先级，事件过滤器。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#Subscribe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>Unsubscribe</big>** : 取消订阅具有特定事件主题的事件。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#Unsubscribe)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>Publish</big>** : 发布一个带有特定事件主题和数据负载的事件。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#Publish)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>ClearListeners</big>** : 清空所有事件监听器。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#ClearListeners)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>ClearListenersByTopic</big>** : 清空特定事件监听器。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#ClearListenersByTopic)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>GetListenersCount</big>** : 获取特定事件的监听器数量。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#GetListenersCount)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>GetAllListenersCount</big>** : 获取所有事件的监听器数量。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#GetAllListenersCount)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>GetEvents</big>** : 获取所有事件的topic。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#GetEvents)]
+    [[play](https://go.dev/play/p/todo)]
+-   **<big>SetErrorHandler</big>** : 设置事件的错误处理函数。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/eventbus.md#SetErrorHandler)]
+    [[play](https://go.dev/play/p/todo)]
+
+<h3 id="fileutil"> 10. fileutil 包含文件基本操作。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/fileutil"
@@ -779,7 +833,7 @@ import "github.com/duke-git/lancet/v2/fileutil"
    [[play](https://go.dev/play/p/iLRrDBhE38E)]


-<h3 id="formatter"> 10. formatter 格式化器包含一些数据格式化处理方法。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="formatter"> 11. formatter 格式化器包含一些数据格式化处理方法。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/formatter"
@@ -809,7 +863,7 @@ import "github.com/duke-git/lancet/v2/formatter"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/formatter.md#ParseBinaryBytes)]
    [[play](https://go.dev/play/p/69v1tTT62x8)]

-<h3 id="function"> 11. function 函数包控制函数执行流程，包含部分函数式编程。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="function"> 12. function 函数包控制函数执行流程，包含部分函数式编程。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/function"
@@ -874,7 +928,7 @@ import "github.com/duke-git/lancet/v2/function"



-<h3 id="maputil"> 12. maputil 包括一些操作 map 的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="maputil"> 13. maputil 包括一些操作 map 的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/maputil"
@@ -1045,7 +1099,7 @@ import "github.com/duke-git/lancet/v2/maputil"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/maputil.md#GetOrDefault)]
    [[play](https://go.dev/play/p/99QjSYSBdiM)]

-<h3 id="mathutil"> 13. mathutil 包实现了一些数学计算的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="mathutil"> 14. mathutil 包实现了一些数学计算的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/mathutil"
@@ -1156,7 +1210,7 @@ import "github.com/duke-git/lancet/v2/mathutil"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/mathutil.md#Combination)]
    [[play](https://go.dev/play/p/ENFQRDQUFi9)]

-<h3 id="netutil"> 14. netutil 网络包支持获取 ip 地址，发送 http 请求。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="netutil"> 15. netutil 网络包支持获取 ip 地址，发送 http 请求。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/netutil"
@@ -1229,7 +1283,7 @@ import "github.com/duke-git/lancet/v2/netutil"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/netutil.md#IsTelnetConnected)]
    [[play](https://go.dev/play/p/yiLCGtQv_ZG)]

-<h3 id="pointer"> 15. pointer 包支持一些指针类型的操作。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="pointer"> 16. pointer 包支持一些指针类型的操作。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/pointer"
@@ -1253,7 +1307,7 @@ import "github.com/duke-git/lancet/v2/pointer"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/pointer.md#UnwrapOrDefault)]
    [[play](https://go.dev/play/p/ZnGIHf8_o4E)]

-<h3 id="random"> 16. random 随机数生成器包，可以生成随机[]bytes, int, string。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="random"> 17. random 随机数生成器包，可以生成随机[]bytes, int, string。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/random"
@@ -1319,7 +1373,7 @@ import "github.com/duke-git/lancet/v2/random"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/random.md#RandNumberOfLength)]
    [[play](https://go.dev/play/p/oyZbuV7bu7b)]

-<h3 id="retry"> 17. retry 重试执行函数直到函数运行成功或被 context cancel。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="retry"> 18. retry 重试执行函数直到函数运行成功或被 context cancel。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/retry"
@@ -1353,7 +1407,7 @@ import "github.com/duke-git/lancet/v2/retry"



-<h3 id="slice"> 18. slice 包含操作切片的方法集合。&nbsp; &nbsp; &nbsp; &nbsp; <a href="#index">回到目录</a></h3>
+<h3 id="slice"> 19. slice 包含操作切片的方法集合。&nbsp; &nbsp; &nbsp; &nbsp; <a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/slice"
@@ -1421,6 +1475,9 @@ import "github.com/duke-git/lancet/v2/slice"
 -   **<big>EqualWith</big>** : 检查两个切片是否相等，相等条件：对两个切片的元素调用比较函数 comparator，返回 true。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#EqualWith)]
    [[play](https://go.dev/play/p/b9iygtgsHI1)]
+-   **<big>EqualUnordered</big>** : 检查两个切片是否相等，元素数量相同，值相等，不考虑元素顺序。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#EqualUnordered)]
+    [[play](todo)]
 -   **<big>Every</big>** : 如果切片中的所有值都通过谓词函数，则返回 true。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#Every)]
    [[play](https://go.dev/play/p/R8U6Sl-j8cD)]
@@ -1496,6 +1553,9 @@ import "github.com/duke-git/lancet/v2/slice"
 -   **<big>Reverse</big>** : 反转切片中的元素顺序。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#Reverse)]
    [[play](https://go.dev/play/p/8uI8f1lwNrQ)]
+-   **<big>ReverseCopy</big>** : 反转切片中的元素顺序, 不改变原slice。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/stream.md#ReverseCopy)]
+    [[play](todo)]
 -   **<big>Reduce<sup>deprecated</sup></big>** : 将切片中的元素依次运行 iteratee 函数，返回运行结果。(废弃：建议使用 ReduceBy)
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#Reduce)]
    [[play](https://go.dev/play/p/_RfXJJWIsIm)]
@@ -1520,6 +1580,9 @@ import "github.com/duke-git/lancet/v2/slice"
 -   **<big>Shuffle</big>** : 随机打乱切片中的元素顺序。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#Shuffle)]
    [[play](https://go.dev/play/p/YHvhnWGU3Ge)]
+-   **<big>ShuffleCopy</big>** : 随机打乱切片中的元素顺序, 不改变原切片。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#ShuffleCopy)]
+    [[play](todo)]
 -   **<big>IsAscending</big>** : 检查切片元素是否按升序排列。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#IsAscending)]
    [[play](https://go.dev/play/p/9CtsFjet4SH)]
@@ -1615,7 +1678,7 @@ import "github.com/duke-git/lancet/v2/slice"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/slice.md#ConcatBy)]
    [[play](https://go.dev/play/p/6QcUpcY4UMW)]

-<h3 id="stream"> 19. stream 流，该包仅验证简单的 stream 实现，功能有限。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="stream"> 20. stream 流，该包仅验证简单的 stream 实现，功能有限。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/stream"
@@ -1711,7 +1774,7 @@ import "github.com/duke-git/lancet/v2/stream"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/stream.md#LastIndexOf)]
    [[play](https://go.dev/play/p/CjeoNw2eac_G)]

-<h3 id="structs"> 20. structs 提供操作 struct, tag, field 的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="structs"> 21. structs 提供操作 struct, tag, field 的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/structs"
@@ -1748,7 +1811,7 @@ import "github.com/duke-git/lancet/v2/structs"
 -   **<big>IsTargetType</big>** : 判断属性是否是目标类型。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/struct.md#IsTargetType)]

-<h3 id="strutil"> 21. strutil 包含字符串处理的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="strutil"> 22. strutil 包含字符串处理的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/strutil"
@@ -1897,8 +1960,12 @@ import "github.com/duke-git/lancet/v2/strutil"
 -   **<big>ExtractContent</big>** : 提取两个标记之间的内容。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/strutil.md#ExtractContent)]
    [[play](https://go.dev/play/p/Ay9UIk7Rum9)]
+-   **<big>FindAllOccurrences</big>** : 返回子字符串在字符串中所有出现的位置。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/strutil.md#FindAllOccurrences)]
+    [[play](todo)]

-<h3 id="system"> 22. system 包含 os, runtime, shell command 的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+
+<h3 id="system"> 23. system 包含 os, runtime, shell command 的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/system"
@@ -1948,7 +2015,7 @@ import "github.com/duke-git/lancet/v2/system"



-<h3 id="tuple"> 23. Tuple 包实现一个元组数据类型。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="tuple"> 24. Tuple 包实现一个元组数据类型。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/tuple"
@@ -2065,7 +2132,7 @@ import "github.com/duke-git/lancet/v2/tuple"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/tuple.md#Unzip10)]
    [[play](https://go.dev/play/p/-taQB6Wfre_z)]

-<h3 id="validator"> 24. validator 验证器包，包含常用字符串格式验证函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="validator"> 25. validator 验证器包，包含常用字符串格式验证函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/validator"
@@ -2151,6 +2218,9 @@ import "github.com/duke-git/lancet/v2/validator"
 -   **<big>IsIpV6</big>** : 验证字符串是否是ipv6地址。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsIpV6)]
    [[play](https://go.dev/play/p/AHA0r0AzIdC)]
+-   **<big>IsIpPort</big>** : 检查字符串是否是ip:port格式。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsIpPort)]
+    [[play](todo)]
 -   **<big>IsStrongPassword</big>** : 验证字符串是否是强密码：（字母+数字+特殊字符)。
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsStrongPassword)]
    [[play](https://go.dev/play/p/QHdVcSQ3uDg)]
@@ -2200,7 +2270,7 @@ import "github.com/duke-git/lancet/v2/validator"
    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsChinaUnionPay)]
    [[play](https://go.dev/play/p/yafpdxLiymu)]

-<h3 id="xerror"> 25. xerror 包实现一些错误处理函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
+<h3 id="xerror"> 26. xerror 包实现一些错误处理函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>

 ```go
 import "github.com/duke-git/lancet/v2/xerror"
@@ -1,51 +1,51 @@
 -----BEGIN rsa private key-----
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+xVTnd3LI0Me82pVAEuklQ6cAT65uRzmfNGJAO2BWI5LuPkSpAXXPSQQymxCZ9i9z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=
 -----END rsa private key-----
@@ -1,14 +1,14 @@
 -----BEGIN rsa public key-----
-MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5bsUtFZmae/9D6ncFO62
-EaaGxoc0+/ZXqi2OtHZYpaDV0/bLV0gegTIQ5+kUJr0VQ/9GMEnALdGNBT9bJ0Mv
-7VWZijYoyUOQ4fB4k8vaytFcug/kMYkvE+pvXg6JMbp9rZXXiz5djabAKv9ZrClU
-ugnK8KPtn+6SnCC4oKVhMRj2G+5LAxYhiidSrnK8xkgts4OwLTzqWw9N2QMvdkXj
-wwaIG5UeDqeal0/hna402j6/QbANq/brR2eXHfxVrX9eMKBdA6OmVPeFUVb+JR/p
-2TvNEEXRM/DmPP70HXg08L1XIjvaZm7MNbcqS+6AUciwWNshm8o4vFkyjN1E3U5s
-yYptCEtDYA/+GPFzbzCzSyaTxBpdxSI6wB9Vt+Hk/DzS3RBoxj4xYk2LmPDX6i86
-skBTQ9X3sUdWUoelyAko8JW+sXlXMQP05yNyBY+fayzhHfYYsi+4jpV4uLMY7bXe
-ySffROdiEQ9xXCf3trq2isKReHhYhmu7mnjIn+CcJZ909XzMJmN6zEeSTeXZMDqP
-K1dv3Yom6n/oRpR+rfx8JYCKTFR/+QYPGR1kc+LUyqgFcWwTexf3CfL3ck0H0iG7
-ivGV6wm9xvpOxbQb+4/79jQLtoBC8goU9KXuxYEs2aE4/LM8zY4QpHDIZYLoHnz2
-xSgm+rlh6E4p0t5mik3wOAUCAwEAAQ==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 -----END rsa public key-----
@@ -100,6 +100,61 @@ func AddYear(t time.Time, year int64) time.Time {
 	return t.AddDate(int(year), 0, 0)
 }

+// AddDaySafe add or sub days to the time and ensure that the returned date does not exceed the valid date of the target year and month.
+// Play: todo
+func AddDaySafe(t time.Time, days int) time.Time {
+	t = t.AddDate(0, 0, days)
+	year, month, day := t.Date()
+
+	lastDayOfMonth := time.Date(year, month+1, 0, 0, 0, 0, 0, t.Location()).Day()
+
+	if day > lastDayOfMonth {
+		t = time.Date(year, month, lastDayOfMonth, t.Hour(), t.Minute(), t.Second(), t.Nanosecond(), t.Location())
+	}
+
+	return t
+}
+
+// AddMonthSafe add or sub months to the time and ensure that the returned date does not exceed the valid date of the target year and month.
+// Play: todo
+func AddMonthSafe(t time.Time, months int) time.Time {
+	year := t.Year()
+	month := int(t.Month()) + months
+
+	for month > 12 {
+		month -= 12
+		year++
+	}
+	for month < 1 {
+		month += 12
+		year--
+	}
+
+	daysInMonth := time.Date(year, time.Month(month+1), 0, 0, 0, 0, 0, time.UTC).Day()
+
+	day := t.Day()
+	if day > daysInMonth {
+		day = daysInMonth
+	}
+
+	return time.Date(year, time.Month(month), day, t.Hour(), t.Minute(), t.Second(), t.Nanosecond(), t.Location())
+}
+
+// AddYearSafe add or sub years to the time and ensure that the returned date does not exceed the valid date of the target year and month.
+// Play: todo
+func AddYearSafe(t time.Time, years int) time.Time {
+	year, month, day := t.Date()
+	year += years
+
+	if month == time.February && day == 29 {
+		if !IsLeapYear(year) {
+			day = 28
+		}
+	}
+
+	return time.Date(year, month, day, t.Hour(), t.Minute(), t.Second(), t.Nanosecond(), t.Location())
+}
+
 // GetNowDate return format yyyy-mm-dd of current date.
 // Play: https://go.dev/play/p/PvfkPpcpBBf
 func GetNowDate() string {
@@ -90,6 +90,60 @@ func ExampleAddYear() {
 	// 2019-01-01
 }

+func ExampleAddDaySafe() {
+	leapYearDate1, _ := time.Parse("2006-01-02", "2024-02-29")
+	result1 := AddDaySafe(leapYearDate1, 1)
+
+	leapYearDate2, _ := time.Parse("2006-01-02", "2024-03-01")
+	result2 := AddDaySafe(leapYearDate2, -1)
+
+	nonLeapYearDate1, _ := time.Parse("2006-01-02", "2025-02-28")
+	result3 := AddDaySafe(nonLeapYearDate1, 1)
+
+	nonLeaYearDate2, _ := time.Parse("2006-01-02", "2025-03-01")
+	result4 := AddDaySafe(nonLeaYearDate2, -1)
+
+	fmt.Println(result1.Format("2006-01-02"))
+	fmt.Println(result2.Format("2006-01-02"))
+	fmt.Println(result3.Format("2006-01-02"))
+	fmt.Println(result4.Format("2006-01-02"))
+
+	// Output:
+	// 2024-03-01
+	// 2024-02-29
+	// 2025-03-01
+	// 2025-02-28
+}
+
+func ExampleAddMonthSafe() {
+	date1, _ := time.Parse("2006-01-02", "2025-01-31")
+	result1 := AddMonthSafe(date1, 1)
+
+	date2, _ := time.Parse("2006-01-02", "2024-02-29")
+	result2 := AddMonthSafe(date2, -1)
+
+	fmt.Println(result1.Format("2006-01-02"))
+	fmt.Println(result2.Format("2006-01-02"))
+
+	// Output:
+	// 2025-02-28
+	// 2024-01-29
+}
+
+func ExampleAddYearSafe() {
+	date, _ := time.Parse("2006-01-02", "2020-02-29")
+
+	result1 := AddYearSafe(date, 1)
+	result2 := AddYearSafe(date, -1)
+
+	fmt.Println(result1.Format("2006-01-02"))
+	fmt.Println(result2.Format("2006-01-02"))
+
+	// Output:
+	// 2021-02-28
+	// 2019-02-28
+}
+
 func ExampleGetNowDate() {
 	result := GetNowDate()

@@ -309,6 +309,129 @@ func TestAddMonth(t *testing.T) {

 }

+func TestAddDaySafe(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestAddDaySafe")
+
+	tests := []struct {
+		inputDate string
+		days      int
+		expected  string
+	}{
+		{"2025-01-31", 10, "2025-02-10"},
+		{"2025-01-01", 30, "2025-01-31"},
+		{"2025-01-31", 1, "2025-02-01"},
+		{"2025-02-28", 1, "2025-03-01"},
+		{"2024-02-29", 1, "2024-03-01"},
+		{"2024-02-29", 365, "2025-02-28"},
+
+		{"2025-01-31", -10, "2025-01-21"},
+		{"2025-01-01", -30, "2024-12-02"},
+		{"2025-02-01", -1, "2025-01-31"},
+		{"2025-03-01", -1, "2025-02-28"},
+		{"2024-03-01", -1, "2024-02-29"},
+
+		{"2025-01-31", -31, "2024-12-31"},
+		{"2025-12-31", 1, "2026-01-01"},
+	}
+
+	for _, tt := range tests {
+		date, _ := time.Parse("2006-01-02", tt.inputDate)
+		result := AddDaySafe(date, tt.days)
+		assert.Equal(tt.expected, result.Format("2006-01-02"))
+	}
+}
+
+func TestAddMonthSafe(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestAddMonthSafe")
+
+	tests := []struct {
+		inputDate string
+		months    int
+		expected  string
+	}{
+		{
+			inputDate: "2025-01-31",
+			months:    1,
+			expected:  "2025-02-28",
+		},
+		{
+			inputDate: "2025-01-31",
+			months:    -1,
+			expected:  "2024-12-31",
+		},
+		{
+			inputDate: "2025-12-31",
+			months:    1,
+			expected:  "2026-01-31",
+		},
+		{
+			inputDate: "2025-01-31",
+			months:    -1,
+			expected:  "2024-12-31",
+		},
+		{
+			inputDate: "2024-02-29",
+			months:    1,
+			expected:  "2024-03-29",
+		},
+		{
+			inputDate: "2024-02-29",
+			months:    -1,
+			expected:  "2024-01-29",
+		},
+	}
+
+	for _, tt := range tests {
+		date, _ := time.Parse("2006-01-02", tt.inputDate)
+		result := AddMonthSafe(date, tt.months)
+		assert.Equal(tt.expected, result.Format("2006-01-02"))
+	}
+
+}
+
+func TestAddYearSafe(t *testing.T) {
+	t.Parallel()
+
+	assert := internal.NewAssert(t, "TestAddYearSafe")
+
+	tests := []struct {
+		inputDate string
+		years     int
+		expected  string
+	}{
+		{
+			inputDate: "2020-02-29",
+			years:     1,
+			expected:  "2021-02-28",
+		},
+		{
+			inputDate: "2020-02-29",
+			years:     2,
+			expected:  "2022-02-28",
+		},
+		{
+			inputDate: "2020-02-29",
+			years:     -1,
+			expected:  "2019-02-28",
+		},
+		{
+			inputDate: "2020-02-29",
+			years:     -2,
+			expected:  "2018-02-28",
+		},
+	}
+
+	for _, tt := range tests {
+		date, _ := time.Parse("2006-01-02", tt.inputDate)
+		result := AddYearSafe(date, tt.years)
+		assert.Equal(tt.expected, result.Format("2006-01-02"))
+	}
+}
+
 func TestGetNowDate(t *testing.T) {
 	t.Parallel()

@@ -28,6 +28,9 @@ import (
 -   [AddHour](#AddHour)
 -   [AddMinute](#AddMinute)
 -   [AddYear](#AddYear)
+-   [AddDaySafe](#AddDaySafe)
+-   [AddMonthSafe](#AddMonthSafe)
+-   [AddYearSafe](#AddYearSafe)
 -   [BeginOfMinute](#BeginOfMinute)
 -   [BeginOfHour](#BeginOfHour)
 -   [BeginOfDay](#BeginOfDay)
@@ -320,6 +323,126 @@ func main() {
 }
 ```

+### <span id="AddDaySafe">AddDaySafe</span>
+
+<p>增加/减少指定的天数，并确保日期是有效日期。</p>
+
+<b>函数签名:</b>
+
+```go
+func AddDaySafe(t time.Time, days int) time.Time
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "time"
+    "github.com/duke-git/lancet/v2/datetime"
+)
+
+func main() {
+    leapYearDate1, _ := time.Parse("2006-01-02", "2024-02-29")
+    result1 := datetime.AddDaySafe(leapYearDate1, 1)
+
+    leapYearDate2, _ := time.Parse("2006-01-02", "2024-03-01")
+    result2 := datetime.AddDaySafe(leapYearDate2, -1)
+
+    nonLeapYearDate1, _ := time.Parse("2006-01-02", "2025-02-28")
+    result3 := datetime.AddDaySafe(nonLeapYearDate1, 1)
+
+    nonLeaYearDate2, _ := time.Parse("2006-01-02", "2025-03-01")
+    result4 := datetime.AddDaySafe(nonLeaYearDate2, -1)
+
+    fmt.Println(result1.Format("2006-01-02"))
+    fmt.Println(result2.Format("2006-01-02"))
+    fmt.Println(result3.Format("2006-01-02"))
+    fmt.Println(result4.Format("2006-01-02"))
+
+    // Output:
+    // 2024-03-01
+    // 2024-02-29
+    // 2025-03-01
+    // 2025-02-28
+}
+```
+
+### <span id="AddMonthSafe">AddMonthSafe</span>
+
+<p>增加/减少指定的月份，并确保日期是有效日期。</p>
+
+<b>函数签名:</b>
+
+```go
+func AddMonthSafe(t time.Time, months int) time.Time
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "time"
+    "github.com/duke-git/lancet/v2/datetime"
+)
+
+func main() {
+    date1, _ := time.Parse("2006-01-02", "2025-01-31")
+    result1 := datetime.AddMonthSafe(date1, 1)
+
+    date2, _ := time.Parse("2006-01-02", "2024-02-29")
+    result2 := datetime.AddMonthSafe(date2, -1)
+
+    fmt.Println(result1.Format("2006-01-02"))
+    fmt.Println(result2.Format("2006-01-02"))
+
+    // Output:
+    // 2025-02-28
+    // 2024-01-29
+}
+```
+
+### <span id="AddYearSafe">AddYearSafe</span>
+
+<p>增加/减少指定的年份，并确保日期是有效日期。</p>
+
+<b>函数签名:</b>
+
+```go
+func AddYearSafe(t time.Time, years int) time.Time
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "time"
+    "github.com/duke-git/lancet/v2/datetime"
+)
+
+func main() {
+    date, _ := time.Parse("2006-01-02", "2020-02-29")
+
+    result1 := datetime.AddYearSafe(date, 1)
+    result2 := datetime.AddYearSafe(date, -1)
+
+    fmt.Println(result1.Format("2006-01-02"))
+    fmt.Println(result2.Format("2006-01-02"))
+
+    // Output:
+    // 2021-02-28
+    // 2019-02-28
+}
+```
+
 ### <span id="BeginOfMinute">BeginOfMinute</span>

 <p>返回指定时间的分钟开始时间。</p>
@@ -0,0 +1,401 @@
+# EventBus
+
+EventbBus是一个事件总线，用于在应用程序中处理事件。
+
+<div STYLE="page-break-after: always;"></div>
+
+## 源码:
+
+-   [https://github.com/duke-git/lancet/blob/main/eventbus/eventbus.go](https://github.com/duke-git/lancet/blob/main/eventbus/eventbus.go)
+
+<div STYLE="page-break-after: always;"></div>
+
+## 用法:
+
+```go
+import (
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+```
+
+<div STYLE="page-break-after: always;"></div>
+
+## 目录
+
+-   [NewEventBus](#NewEventBus)
+-   [Subscribe](#Subscribe)
+-   [Unsubscribe](#Unsubscribe)
+-   [Publish](#Publish)
+-   [ClearListeners](#ClearListeners)
+-   [ClearListenersByTopic](#ClearListenersByTopic)
+-   [GetListenersCount](#GetListenersCount)
+-   [GetAllListenersCount](#GetAllListenersCount)
+-   [GetEvents](#GetEvents)
+-   [SetErrorHandler](#SetErrorHandler)
+
+
+<div STYLE="page-break-after: always;"></div>
+
+## 文档
+
+### <span id="NewEventBus">NewEventBus</span>
+
+<p>创建EventBus实例。</p>
+
+<b>函数签名:</b>
+
+```go
+func NewEventBus[T any]() *EventBus[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/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 1
+}
+```
+
+### <span id="Subscribe">Subscribe</span>
+
+<p>订阅具有特定事件主题和监听函数的事件。支持异步，事件优先级，事件过滤器。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) Subscribe(topic string, listener func(eventData T), async bool, priority int, filter func(eventData T) bool)
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    filter := func(eventData int) bool {
+        return eventData == 1
+    }
+
+    eb.Subscribe("event1", listener, false, 0, filter)
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+    eb.Publish(Event[int]{Topic: "event1", Payload: 2})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 1
+}
+```
+
+### <span id="Unsubscribe">Unsubscribe</span>
+
+<p>取消订阅具有特定事件主题的事件。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) Unsubscribe(topic string, listener func(eventData 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/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.Unsubscribe("event1", listener)
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 0
+}
+```
+
+### <span id="Publish">Publish</span>
+
+<p>发布一个带有特定事件主题和数据负载的事件。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) Publish(event Event[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/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {
+        fmt.Println(eventData)
+    }, false, 0, nil)
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    // Output:
+    // 1
+}
+```
+
+### <span id="ClearListeners">ClearListeners</span>
+
+<p>清空所有事件监听器。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) ClearListeners()
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.ClearListeners()
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 0
+}
+```
+
+### <span id="ClearListenersByTopic">ClearListenersByTopic</span>
+
+<p>清空特定事件监听器。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) ClearListenersByTopic(topic 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/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.ClearListenersByTopic("event1")
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 0
+}
+```
+
+### <span id="GetListenersCount">GetListenersCount</span>
+
+<p>获取特定事件的监听器数量。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) GetListenersCount(topic string) int
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+
+    count := eb.GetListenersCount("event1")
+
+    fmt.Println(count)
+
+    // Output:
+    // 2
+}
+```
+
+### <span id="GetAllListenersCount">GetAllListenersCount</span>
+
+<p>获取所有事件的监听器数量。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) GetAllListenersCount() int
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+    eb.Subscribe("event2", func(eventData int) {}, false, 0, nil)
+
+    count := eb.GetAllListenersCount()
+
+    fmt.Println(count)
+
+    // Output:
+    // 2
+}
+```
+
+### <span id="GetEvents">GetEvents</span>
+
+<p>获取所有事件的topic。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) GetEvents() []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/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+    eb.Subscribe("event2", func(eventData int) {}, false, 0, nil)
+
+    events := eb.GetEvents()
+
+    for _, event := range events {
+        fmt.Println(event)
+    }
+
+    // Output:
+    // event1
+    // event2
+}
+```
+
+### <span id="SetErrorHandler">SetErrorHandler</span>
+
+<p>设置事件的错误处理函数。</p>
+
+<b>函数签名:</b>
+
+```go
+func (eb *EventBus[T]) SetErrorHandler(handler func(err error))
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.SetErrorHandler(func(err error) {
+		fmt.Println(err)
+	})
+
+	eb.Subscribe("event1", func(eventData int) {
+		panic("error")
+	}, false, 0, nil)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	// Output:
+	// error
+}
+```
@@ -49,6 +49,7 @@ import (
 -   [IsIp](#IsIp)
 -   [IsIpV4](#IsIpV4)
 -   [IsIpV6](#IsIpV6)
+-   [IsIpPort](#IsIpPort)
 -   [IsStrongPassword](#IsStrongPassword)
 -   [IsUrl](#IsUrl)
 -   [IsWeakPassword](#IsWeakPassword)
@@ -990,6 +991,43 @@ func main() {
 }
 ```

+### <span id="IsIpPort">IsIpPort</span>
+
+<p>检查字符串是否是ip:port格式。</p>
+
+<b>函数签名:</b>
+
+```go
+func IsIpPort(str string) bool
+```
+
+<b>示例:<span style="float:right;display:inline-block">[运行](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/validator"
+)
+
+func main() {
+    result1 := validator.IsIpPort("127.0.0.1:8080")
+    result2 := validator.IsIpPort("[0:0:0:0:0:0:0:1]:8080")
+    result3 := validator.IsIpPort(":8080")
+    result4 := validator.IsIpPort("::0:0:0:0:")
+
+    fmt.Println(result1)
+    fmt.Println(result2)
+    fmt.Println(result3)
+    fmt.Println(result4)
+
+    // Output:
+    // true
+    // true
+    // false
+    // false
+}
+```
+
 ### <span id="IsStrongPassword">IsStrongPassword</span>

 <p>验证字符串是否是强密码：(alpha(lower+upper) + number + special chars(!@#$%^&*()?&gt&lt))。</p>
@@ -29,6 +29,9 @@ import (
 -   [AddHour](#AddHour)
 -   [AddMinute](#AddMinute)
 -   [AddYear](#AddYear)
+-   [AddDaySafe](#AddDaySafe)
+-   [AddMonthSafe](#AddMonthSafe)
+-   [AddYearSafe](#AddYearSafe)
 -   [BeginOfMinute](#BeginOfMinute)
 -   [BeginOfHour](#BeginOfHour)
 -   [BeginOfDay](#BeginOfDay)
@@ -322,6 +325,126 @@ func main() {
 }
 ```

+### <span id="AddDaySafe">AddDaySafe</span>
+
+<p>Add or sub days to the time and ensure that the returned date does not exceed the valid date of the target year and month.</p>
+
+<b>Signature:</b>
+
+```go
+func AddDaySafe(t time.Time, days int) time.Time
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "time"
+    "github.com/duke-git/lancet/v2/datetime"
+)
+
+func main() {
+    leapYearDate1, _ := time.Parse("2006-01-02", "2024-02-29")
+    result1 := datetime.AddDaySafe(leapYearDate1, 1)
+
+    leapYearDate2, _ := time.Parse("2006-01-02", "2024-03-01")
+    result2 := datetime.AddDaySafe(leapYearDate2, -1)
+
+    nonLeapYearDate1, _ := time.Parse("2006-01-02", "2025-02-28")
+    result3 := datetime.AddDaySafe(nonLeapYearDate1, 1)
+
+    nonLeaYearDate2, _ := time.Parse("2006-01-02", "2025-03-01")
+    result4 := datetime.AddDaySafe(nonLeaYearDate2, -1)
+
+    fmt.Println(result1.Format("2006-01-02"))
+    fmt.Println(result2.Format("2006-01-02"))
+    fmt.Println(result3.Format("2006-01-02"))
+    fmt.Println(result4.Format("2006-01-02"))
+
+    // Output:
+    // 2024-03-01
+    // 2024-02-29
+    // 2025-03-01
+    // 2025-02-28
+}
+```
+
+### <span id="AddMonthSafe">AddMonthSafe</span>
+
+<p>Add or sub months to the time and ensure that the returned date does not exceed the valid date of the target year and month.</p>
+
+<b>Signature:</b>
+
+```go
+func AddMonthSafe(t time.Time, months int) time.Time
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "time"
+    "github.com/duke-git/lancet/v2/datetime"
+)
+
+func main() {
+    date1, _ := time.Parse("2006-01-02", "2025-01-31")
+    result1 := datetime.AddMonthSafe(date1, 1)
+
+    date2, _ := time.Parse("2006-01-02", "2024-02-29")
+    result2 := datetime.AddMonthSafe(date2, -1)
+
+    fmt.Println(result1.Format("2006-01-02"))
+    fmt.Println(result2.Format("2006-01-02"))
+
+    // Output:
+    // 2025-02-28
+    // 2024-01-29
+}
+```
+
+### <span id="AddYearSafe">AddYearSafe</span>
+
+<p>Add or sub years to the time and ensure that the returned date does not exceed the valid date of the target year and month.</p>
+
+<b>Signature:</b>
+
+```go
+func AddYearSafe(t time.Time, years int) time.Time
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "time"
+    "github.com/duke-git/lancet/v2/datetime"
+)
+
+func main() {
+    date, _ := time.Parse("2006-01-02", "2020-02-29")
+
+    result1 := datetime.AddYearSafe(date, 1)
+    result2 := datetime.AddYearSafe(date, -1)
+
+    fmt.Println(result1.Format("2006-01-02"))
+    fmt.Println(result2.Format("2006-01-02"))
+
+    // Output:
+    // 2021-02-28
+    // 2019-02-28
+}
+```
+
 ### <span id="BeginOfMinute">BeginOfMinute</span>

 <p>Return beginning minute time of day.</p>
@@ -0,0 +1,401 @@
+# EventBus
+
+EventBus is an event bus used for handling events within an application.
+
+<div STYLE="page-break-after: always;"></div>
+
+## Source:
+
+-   [https://github.com/duke-git/lancet/blob/main/eventbus/eventbus.go](https://github.com/duke-git/lancet/blob/main/eventbus/eventbus.go)
+
+<div STYLE="page-break-after: always;"></div>
+
+## Usage:
+
+```go
+import (
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+```
+
+<div STYLE="page-break-after: always;"></div>
+
+## Index
+
+-   [NewEventBus](#NewEventBus)
+-   [Subscribe](#Subscribe)
+-   [Unsubscribe](#Unsubscribe)
+-   [Publish](#Publish)
+-   [ClearListeners](#ClearListeners)
+-   [ClearListenersByTopic](#ClearListenersByTopic)
+-   [GetListenersCount](#GetListenersCount)
+-   [GetAllListenersCount](#GetAllListenersCount)
+-   [GetEvents](#GetEvents)
+-   [SetErrorHandler](#SetErrorHandler)
+
+
+<div STYLE="page-break-after: always;"></div>
+
+## Documentation
+
+### <span id="NewEventBus">NewEventBus</span>
+
+<p>Create an EventBus instance.</p>
+
+<b>Signature:</b>
+
+```go
+func NewEventBus[T any]() *EventBus[T]
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 1
+}
+```
+
+### <span id="Subscribe">Subscribe</span>
+
+<p>Subscribes to an event with a specific event topic and listener function.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) Subscribe(topic string, listener func(eventData T), async bool, priority int, filter func(eventData T) bool)
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    filter := func(eventData int) bool {
+        return eventData == 1
+    }
+
+    eb.Subscribe("event1", listener, false, 0, filter)
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+    eb.Publish(Event[int]{Topic: "event1", Payload: 2})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 1
+}
+```
+
+### <span id="Unsubscribe">Unsubscribe</span>
+
+<p>Unsubscribes from an event with a specific event topic and listener function.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) Unsubscribe(topic string, listener func(eventData T))
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.Unsubscribe("event1", listener)
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 0
+}
+```
+
+### <span id="Publish">Publish</span>
+
+<p>Publishes an event with a specific event topic and data payload.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) Publish(event Event[T])
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {
+        fmt.Println(eventData)
+    }, false, 0, nil)
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    // Output:
+    // 1
+}
+```
+
+### <span id="ClearListeners">ClearListeners</span>
+
+<p>Clears all the listeners.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) ClearListeners()
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.ClearListeners()
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 0
+}
+```
+
+### <span id="ClearListenersByTopic">ClearListenersByTopic</span>
+
+<p>Clears all the listeners by topic.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) ClearListenersByTopic(topic string)
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    receivedData := 0
+    listener := func(eventData int) {
+        receivedData = eventData
+    }
+
+    eb.Subscribe("event1", listener, false, 0, nil)
+    eb.ClearListenersByTopic("event1")
+
+    eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+    fmt.Println(receivedData)
+
+    // Output:
+    // 0
+}
+```
+
+### <span id="GetListenersCount">GetListenersCount</span>
+
+<p>Returns the number of listeners for a specific event topic.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) GetListenersCount(topic string) int
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+
+    count := eb.GetListenersCount("event1")
+
+    fmt.Println(count)
+
+    // Output:
+    // 2
+}
+```
+
+### <span id="GetAllListenersCount">GetAllListenersCount</span>
+
+<p>Returns the total number of all listeners.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) GetAllListenersCount() int
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+    eb.Subscribe("event2", func(eventData int) {}, false, 0, nil)
+
+    count := eb.GetAllListenersCount()
+
+    fmt.Println(count)
+
+    // Output:
+    // 2
+}
+```
+
+### <span id="GetEvents">GetEvents</span>
+
+<p>Returns all the events topics.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) GetEvents() []string
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+    eb.Subscribe("event2", func(eventData int) {}, false, 0, nil)
+
+    events := eb.GetEvents()
+
+    for _, event := range events {
+        fmt.Println(event)
+    }
+
+    // Output:
+    // event1
+    // event2
+}
+```
+
+### <span id="SetErrorHandler">SetErrorHandler</span>
+
+<p>Sets the error handler function.</p>
+
+<b>Signature:</b>
+
+```go
+func (eb *EventBus[T]) SetErrorHandler(handler func(err error))
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/eventbus"
+)
+
+func main() {
+    eb := eventbus.NewEventBus[int]()
+
+    eb.SetErrorHandler(func(err error) {
+		fmt.Println(err)
+	})
+
+	eb.Subscribe("event1", func(eventData int) {
+		panic("error")
+	}, false, 0, nil)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	// Output:
+	// error
+}
+```
@@ -844,7 +844,7 @@ func main() {

 ### <span id="EqualUnordered">EqualUnordered</span>

-<p>Checks if two slices are equal: the same length and all elements' value are equal (unordered).</p>
+<p>Checks if two slices are equal: the same length and all elements value are equal (unordered).</p>

 <b>Signature:</b>

@@ -49,6 +49,7 @@ import (
 -   [IsIp](#IsIp)
 -   [IsIpV4](#IsIpV4)
 -   [IsIpV6](#IsIpV6)
+-   [IsIpPort](#IsIpPort)
 -   [IsStrongPassword](#IsStrongPassword)
 -   [IsUrl](#IsUrl)
 -   [IsWeakPassword](#IsWeakPassword)
@@ -992,6 +993,43 @@ func main() {
 }
 ```

+### <span id="IsIpPort">IsIpPort</span>
+
+<p>Check if the string is ip:port</p>
+
+<b>Signature:</b>
+
+```go
+func IsIpPort(str string) bool
+```
+
+<b>Example:<span style="float:right;display:inline-block">[Run](todo)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/validator"
+)
+
+func main() {
+    result1 := validator.IsIpPort("127.0.0.1:8080")
+	result2 := validator.IsIpPort("[0:0:0:0:0:0:0:1]:8080")
+	result3 := validator.IsIpPort(":8080")
+	result4 := validator.IsIpPort("::0:0:0:0:")
+
+	fmt.Println(result1)
+	fmt.Println(result2)
+	fmt.Println(result3)
+	fmt.Println(result4)
+
+	// Output:
+	// true
+	// true
+	// false
+	// false
+}
+```
+
 ### <span id="IsStrongPassword">IsStrongPassword</span>

 <p>Check if the string is strong password (alpha(lower+upper) + number + special chars(!@#$%^&*()?gt&lt)).</p>
@@ -33,6 +33,7 @@ type EventListener[T any] struct {
 }

 // NewEventBus creates a new EventBus.
+// Play: todo
 func NewEventBus[T any]() *EventBus[T] {
 	return &EventBus[T]{
 		listeners: sync.Map{},
@@ -40,6 +41,7 @@ func NewEventBus[T any]() *EventBus[T] {
 }

 // Subscribe subscribes to an event with a specific event topic and listener function.
+// Play: todo
 func (eb *EventBus[T]) Subscribe(topic string, listener func(eventData T), async bool, priority int, filter func(eventData T) bool) {
 	eb.mu.Lock()
 	defer eb.mu.Unlock()
@@ -63,6 +65,7 @@ func (eb *EventBus[T]) Subscribe(topic string, listener func(eventData T), async
 }

 // Unsubscribe unsubscribes from an event with a specific event topic and listener function.
+// Play: todo
 func (eb *EventBus[T]) Unsubscribe(topic string, listener func(eventData T)) {
 	eb.mu.Lock()
 	defer eb.mu.Unlock()
@@ -86,6 +89,7 @@ func (eb *EventBus[T]) Unsubscribe(topic string, listener func(eventData T)) {
 }

 // Publish publishes an event with a specific event topic and data payload.
+// Play: todo
 func (eb *EventBus[T]) Publish(event Event[T]) {
 	eb.mu.RLock()
 	defer eb.mu.RUnlock()
@@ -126,6 +130,7 @@ func (eb *EventBus[T]) SetErrorHandler(handler func(err error)) {
 }

 // ClearListeners clears all the listeners.
+// Play: todo
 func (eb *EventBus[T]) ClearListeners() {
 	eb.mu.Lock()
 	defer eb.mu.Unlock()
@@ -134,6 +139,7 @@ func (eb *EventBus[T]) ClearListeners() {
 }

 // ClearListenersByTopic clears all the listeners by topic.
+// Play: todo
 func (eb *EventBus[T]) ClearListenersByTopic(topic string) {
 	eb.mu.Lock()
 	defer eb.mu.Unlock()
@@ -142,6 +148,7 @@ func (eb *EventBus[T]) ClearListenersByTopic(topic string) {
 }

 // GetListenersCount returns the number of listeners for a specific event topic.
+// Play: todo
 func (eb *EventBus[T]) GetListenersCount(topic string) int {
 	eb.mu.RLock()
 	defer eb.mu.RUnlock()
@@ -156,6 +163,7 @@ func (eb *EventBus[T]) GetListenersCount(topic string) int {
 }

 // GetAllListenersCount returns the total number of listeners.
+// Play: todo
 func (eb *EventBus[T]) GetAllListenersCount() int {
 	eb.mu.RLock()
 	defer eb.mu.RUnlock()
@@ -170,6 +178,7 @@ func (eb *EventBus[T]) GetAllListenersCount() int {
 }

 // GetEvents returns all the events topics.
+// Play: todo
 func (eb *EventBus[T]) GetEvents() []string {
 	eb.mu.RLock()
 	defer eb.mu.RUnlock()
@@ -0,0 +1,229 @@
+package eventbus
+
+import (
+	"fmt"
+	"sync"
+	"time"
+)
+
+func ExampleEventBus_Subscribe() {
+	eb := NewEventBus[string]()
+	eb.Subscribe("event1", func(eventData string) {
+		fmt.Println(eventData)
+	}, false, 0, nil)
+
+	eb.Publish(Event[string]{Topic: "event1", Payload: "hello"})
+
+	// Output:
+	// hello
+}
+
+func ExampleEventBus_Unsubscribe() {
+	eb := NewEventBus[int]()
+
+	receivedData := 0
+	listener := func(eventData int) {
+		receivedData = eventData
+	}
+
+	eb.Subscribe("event1", listener, false, 0, nil)
+	eb.Unsubscribe("event1", listener)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	fmt.Println(receivedData)
+
+	// Output:
+	// 0
+}
+
+func ExampleEventBus_Subscribe_withFilter() {
+	eb := NewEventBus[int]()
+
+	receivedData := 0
+	listener := func(eventData int) {
+		receivedData = eventData
+	}
+
+	filter := func(eventData int) bool {
+		return eventData == 1
+	}
+
+	eb.Subscribe("event1", listener, false, 0, filter)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+	eb.Publish(Event[int]{Topic: "event1", Payload: 2})
+
+	fmt.Println(receivedData)
+
+	// Output:
+	// 1
+}
+
+func ExampleEventBus_Subscribe_withPriority() {
+	eb := NewEventBus[int]()
+
+	eb.Subscribe("event1", func(eventData int) {
+		fmt.Println(eventData)
+	}, false, 0, nil)
+
+	eb.Subscribe("event1", func(eventData int) {
+		fmt.Println(eventData)
+	}, false, 1, nil)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	// Output:
+	// 1
+	// 1
+}
+
+func ExampleEventBus_Subscribe_async() {
+	eb := NewEventBus[int]()
+
+	var wg sync.WaitGroup
+	wg.Add(1)
+
+	eb.Subscribe("event1", func(eventData int) {
+		time.Sleep(100 * time.Millisecond)
+		fmt.Println(eventData)
+		wg.Done()
+	}, true, 1, nil)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+	wg.Wait()
+
+	// Output:
+	// 1
+}
+
+func ExampleEventBus_Publish() {
+	eb := NewEventBus[int]()
+
+	eb.Subscribe("event1", func(eventData int) {
+		fmt.Println(eventData)
+	}, false, 0, nil)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	// Output:
+	// 1
+}
+
+func ExampleEventBus() {
+	eb := NewEventBus[int]()
+
+	receivedData := 0
+	listener := func(eventData int) {
+		receivedData = eventData
+	}
+
+	eb.Subscribe("event1", listener, false, 0, nil)
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	fmt.Println(receivedData)
+
+	// Output:
+	// 1
+}
+
+func ExampleEventBus_ClearListeners() {
+	eb := NewEventBus[int]()
+
+	receivedData := 0
+	listener := func(eventData int) {
+		receivedData = eventData
+	}
+
+	eb.Subscribe("event1", listener, false, 0, nil)
+	eb.ClearListeners()
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	fmt.Println(receivedData)
+
+	// Output:
+	// 0
+}
+
+func ExampleEventBus_ClearListenersByTopic() {
+	eb := NewEventBus[int]()
+
+	receivedData := 0
+	listener := func(eventData int) {
+		receivedData = eventData
+	}
+
+	eb.Subscribe("event1", listener, false, 0, nil)
+	eb.ClearListenersByTopic("event1")
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	fmt.Println(receivedData)
+
+	// Output:
+	// 0
+}
+
+func ExampleEventBus_GetListenersCount() {
+	eb := NewEventBus[int]()
+
+	eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+	eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+
+	count := eb.GetListenersCount("event1")
+
+	fmt.Println(count)
+
+	// Output:
+	// 2
+}
+
+func ExampleEventBus_SetErrorHandler() {
+	eb := NewEventBus[int]()
+
+	eb.SetErrorHandler(func(err error) {
+		fmt.Println(err)
+	})
+
+	eb.Subscribe("event1", func(eventData int) {
+		panic("error")
+	}, false, 0, nil)
+
+	eb.Publish(Event[int]{Topic: "event1", Payload: 1})
+
+	// Output:
+	// error
+}
+
+func ExampleEventBus_GetAllListenersCount() {
+
+	eb := NewEventBus[int]()
+
+	eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+	eb.Subscribe("event2", func(eventData int) {}, false, 0, nil)
+
+	count := eb.GetAllListenersCount()
+
+	fmt.Println(count)
+
+	// Output:
+	// 2
+}
+
+func ExampleEventBus_GetEvents() {
+	eb := NewEventBus[int]()
+
+	eb.Subscribe("event1", func(eventData int) {}, false, 0, nil)
+	eb.Subscribe("event2", func(eventData int) {}, false, 0, nil)
+
+	events := eb.GetEvents()
+
+	for _, event := range events {
+		fmt.Println(event)
+	}
+
+	// Output:
+	// event1
+	// event2
+}
@@ -41,9 +41,9 @@ func TestEventBus_Unsubscribe(t *testing.T) {
 	assert.Equal(0, receivedData)
 }

-func TestEventBus_Subscribe_WithFilter(t *testing.T) {
+func TestEventBus_Subscribe_withFilter(t *testing.T) {
 	t.Parallel()
-	assert := internal.NewAssert(t, "TestEventBus_Subscribe_WithFilter")
+	assert := internal.NewAssert(t, "TestEventBus_Subscribe_withFilter")

 	eb := NewEventBus[int]()

@@ -64,9 +64,9 @@ func TestEventBus_Subscribe_WithFilter(t *testing.T) {
 	assert.Equal(1, receivedData)
 }

-func TestEventBus_Subscribe_WithPriority(t *testing.T) {
+func TestEventBus_Subscribe_withPriority(t *testing.T) {
 	t.Parallel()
-	assert := internal.NewAssert(t, "TestEventBus_Subscribe_WithPriority")
+	assert := internal.NewAssert(t, "TestEventBus_Subscribe_withPriority")

 	eb := NewEventBus[int]()

@@ -87,9 +87,9 @@ func TestEventBus_Subscribe_WithPriority(t *testing.T) {
 	assert.Equal([]int{2, 1}, receivedData)
 }

-func TestEventBus_Subscribe_Async(t *testing.T) {
+func TestEventBus_Subscribe_async(t *testing.T) {
 	t.Parallel()
-	assert := internal.NewAssert(t, "TestEventBus_Subscribe_Async")
+	assert := internal.NewAssert(t, "TestEventBus_Subscribe_async")

 	eb := NewEventBus[string]()

@@ -215,6 +215,5 @@ func TestEventBus_GetEvents(t *testing.T) {
 	events := eb.GetEvents()

 	assert.Equal(2, len(events))
-	assert.Equal("event1", events[0])
-	assert.Equal("event2", events[1])
+	assert.EqualValues([]string{"event1", "event2"}, events)
 }
Author	SHA1	Message	Date
dudaodong	8120c4db78	test: fix TestEventBus	2025-03-07 10:42:22 +08:00
dudaodong	0d0f213d36	test: fix TestEventBus	2025-03-07 10:37:41 +08:00
dudaodong	41d4bbf0e3	test: fix TestEventBus_GetEvents	2025-03-07 10:34:20 +08:00
dudaodong	fed1d5220e	release v2.3.4	2025-03-07 10:29:19 +08:00
dudaodong	29a8318d6e	doc: update for release v2.3.5	2025-03-06 20:11:21 +08:00
dudaodong	3696213e5d	doc: update for release v2.3.5	2025-03-06 20:02:33 +08:00
dudaodong	90a3b87b67	doc: add doc for eventbus package	2025-03-06 15:50:12 +08:00
dudaodong	a7b28ee864	update crypto fileg	2025-02-18 15:49:52 +08:00
dudaodong	f2823014f2	doc: add doc for AddDaySafe, AddMonthSafe, AddYearSafe	2025-02-18 15:47:43 +08:00
dudaodong	4181c42805	feat: add AddDaySafe, AddMonthSafe, AddYearSafe	2025-02-18 15:37:56 +08:00