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doc: add doc for eventbus package

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dudaodong
2025-03-06 15:50:12 +08:00
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README.md
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@@ -680,6 +680,45 @@ 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