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💡 update handler docstring
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@ -166,6 +166,10 @@ module.exports = context => ({
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title: "nonebot.matcher 模块",
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path: "matcher"
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},
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{
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title: "nonebot.handler 模块",
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path: "handler"
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},
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{
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title: "nonebot.rule 模块",
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path: "rule"
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@ -19,6 +19,9 @@
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* [nonebot.matcher](matcher.html)
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* [nonebot.handler](handler.html)
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* [nonebot.rule](rule.html)
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111
docs/api/handler.md
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111
docs/api/handler.md
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@ -0,0 +1,111 @@
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---
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contentSidebar: true
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sidebarDepth: 0
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---
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# NoneBot.handler 模块
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## 事件处理函数
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该模块实现事件处理函数的封装,以实现动态参数等功能。
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## _class_ `Handler`
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基类:`object`
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事件处理函数类
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### `__init__(func)`
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装饰事件处理函数以便根据动态参数运行
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### `func`
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* **类型**
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`T_Handler`
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* **说明**
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事件处理函数
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### `signature`
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* **类型**
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`inspect.Signature`
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* **说明**
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事件处理函数签名
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### _property_ `bot_type`
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* **类型**
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`Union[Type["Bot"], inspect.Parameter.empty]`
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* **说明**
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事件处理函数接受的 Bot 对象类型
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### _property_ `event_type`
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* **类型**
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`Optional[Union[Type[Event], inspect.Parameter.empty]]`
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* **说明**
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事件处理函数接受的 event 类型 / 不需要 event 参数
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### _property_ `state_type`
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* **类型**
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`Optional[Union[T_State, inspect.Parameter.empty]]`
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* **说明**
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事件处理函数是否接受 state 参数
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### _property_ `matcher_type`
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* **类型**
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`Optional[Union[Type["Matcher"], inspect.Parameter.empty]]`
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* **说明**
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事件处理函数是否接受 matcher 参数
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@ -7,6 +7,7 @@ NoneBot Api Reference
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- `nonebot.plugin <plugin.html>`_
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- `nonebot.message <message.html>`_
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- `nonebot.matcher <matcher.html>`_
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- `nonebot.handler <handler.html>`_
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- `nonebot.rule <rule.html>`_
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- `nonebot.permission <permission.html>`_
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- `nonebot.log <log.html>`_
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13
docs_build/handler.rst
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13
docs_build/handler.rst
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@ -0,0 +1,13 @@
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---
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contentSidebar: true
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sidebarDepth: 0
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---
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NoneBot.handler 模块
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====================
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.. automodule:: nonebot.handler
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:members:
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:private-members:
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:special-members: __init__
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:show-inheritance:
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@ -6,7 +6,6 @@
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"""
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import inspect
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from typing_extensions import Literal
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from typing import Any, List, Dict, Type, Union, Optional, TYPE_CHECKING
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from typing import ForwardRef, _eval_type # type: ignore
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@ -19,13 +18,28 @@ if TYPE_CHECKING:
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class HandlerMeta(type):
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...
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if TYPE_CHECKING:
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func: T_Handler
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signature: inspect.Signature
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bot_type: Type["Bot"]
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event_type: Optional[Type["Event"]]
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state_type: Optional[T_State]
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matcher_type: Optional[Type["Matcher"]]
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def __repr__(self) -> str:
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return (f"<Handler {self.func.__name__}(bot: {self.bot_type}, "
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f"event: {self.event_type}, state: {self.state_type}, "
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f"matcher: {self.matcher_type})>")
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def __str__(self) -> str:
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return self.__repr__()
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class Handler(metaclass=HandlerMeta):
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"""事件处理函数类"""
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def __init__(self, func: T_Handler):
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"""装饰事件处理函数以便根据动态参数运行"""
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self.func: T_Handler = func
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"""
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:类型: ``T_Handler``
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@ -37,6 +51,14 @@ class Handler(metaclass=HandlerMeta):
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:说明: 事件处理函数签名
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"""
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def __repr__(self) -> str:
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return (f"<Handler {self.func.__name__}(bot: {self.bot_type}, "
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f"event: {self.event_type}, state: {self.state_type}, "
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f"matcher: {self.matcher_type})>")
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def __str__(self) -> str:
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return self.__repr__()
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async def __call__(self, matcher: "Matcher", bot: "Bot", event: "Event",
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state: T_State):
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params = {
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@ -65,23 +87,40 @@ class Handler(metaclass=HandlerMeta):
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**{k: v for k, v in args.items() if params[k] is not None})
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@property
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def bot_type(self) -> Type["Bot"]:
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def bot_type(self) -> Union[Type["Bot"], inspect.Parameter.empty]:
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"""
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:类型: ``Union[Type["Bot"], inspect.Parameter.empty]``
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:说明: 事件处理函数接受的 Bot 对象类型"""
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return self.signature.parameters["bot"].annotation
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@property
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def event_type(self) -> Optional[Type["Event"]]:
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def event_type(
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self) -> Optional[Union[Type["Event"], inspect.Parameter.empty]]:
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"""
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:类型: ``Optional[Union[Type[Event], inspect.Parameter.empty]]``
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:说明: 事件处理函数接受的 event 类型 / 不需要 event 参数
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"""
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if "event" not in self.signature.parameters:
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return None
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return self.signature.parameters["event"].annotation
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@property
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def state_type(self) -> Optional[T_State]:
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def state_type(self) -> Optional[Union[T_State, inspect.Parameter.empty]]:
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"""
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:类型: ``Optional[Union[T_State, inspect.Parameter.empty]]``
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:说明: 事件处理函数是否接受 state 参数
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"""
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if "state" not in self.signature.parameters:
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return None
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return self.signature.parameters["state"].annotation
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@property
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def matcher_type(self) -> Optional[Type["Matcher"]]:
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def matcher_type(
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self) -> Optional[Union[Type["Matcher"], inspect.Parameter.empty]]:
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"""
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:类型: ``Optional[Union[Type["Matcher"], inspect.Parameter.empty]]``
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:说明: 事件处理函数是否接受 matcher 参数
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"""
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if "matcher" not in self.signature.parameters:
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return None
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return self.signature.parameters["matcher"].annotation
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@ -101,7 +140,7 @@ class Handler(metaclass=HandlerMeta):
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def update_signature(
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self, **kwargs: Union[None, Type["Bot"], Type["Event"], Type["Matcher"],
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T_State]
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T_State, inspect.Parameter.empty]
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) -> None:
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params: List[inspect.Parameter] = []
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for param in ["bot", "event", "state", "matcher"]:
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@ -50,7 +50,7 @@ class MatcherMeta(type):
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f"temp={self.temp}>")
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def __str__(self) -> str:
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return repr(self)
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return self.__repr__()
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class Matcher(metaclass=MatcherMeta):
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