forked from bot/app
98 lines
1.8 KiB
Markdown
98 lines
1.8 KiB
Markdown
---
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title: liteyuki.message.matcher
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---
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### **class** `Matcher`
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### *method* `__init__(self, rule: Rule, priority: int, block: bool)`
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**说明**: 匹配器
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**参数**:
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> - rule: 规则
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> - priority: 优先级 >= 0
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> - block: 是否阻断后续优先级更低的匹配器
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<details>
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<summary> <b>源代码</b> </summary>
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```python
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def __init__(self, rule: Rule, priority: int, block: bool):
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"""
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匹配器
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Args:
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rule: 规则
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priority: 优先级 >= 0
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block: 是否阻断后续优先级更低的匹配器
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"""
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self.rule = rule
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self.priority = priority
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self.block = block
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self.handlers: list[EventHandler] = []
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```
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</details>
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### *method* `handle(self) -> Callable[[EventHandler], EventHandler]`
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**说明**: 添加处理函数，装饰器
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**返回**: 装饰器 handler
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<details>
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<summary> <b>源代码</b> </summary>
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```python
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def handle(self) -> Callable[[EventHandler], EventHandler]:
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"""
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添加处理函数，装饰器
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Returns:
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装饰器 handler
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"""
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def decorator(handler: EventHandler) -> EventHandler:
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self.handlers.append(handler)
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return handler
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return decorator
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```
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</details>
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### *async method* `run(self, event: MessageEvent) -> None`
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**说明**: 运行处理函数
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**参数**:
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> - event:
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<details>
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<summary> <b>源代码</b> </summary>
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```python
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async def run(self, event: MessageEvent) -> None:
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"""
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运行处理函数
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Args:
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event:
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Returns:
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"""
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if not await self.rule(event):
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return
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for handler in self.handlers:
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try:
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await handler(event)
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except Exception:
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traceback.print_exc()
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```
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</details>
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### ***var*** `EventHandler = Callable[[MessageEvent], Coroutine[None, None, Any]]`
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- **类型**: `TypeAlias`
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