nonebot2/nonebot/typing.py

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"""
类型
====
下面的文档中类型部分使用 Python Type Hint 语法 `PEP 484`_`PEP 526`_ `typing`_
除了 Python 内置的类型下面还出现了如下 NoneBot 自定类型实际上它们是 Python 内置类型的别名
以下类型均可从 nonebot.typing 模块导入
.. _PEP 484:
https://www.python.org/dev/peps/pep-0484/
.. _PEP 526:
https://www.python.org/dev/peps/pep-0526/
.. _typing:
https://docs.python.org/3/library/typing.html
"""
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from types import ModuleType
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from typing import NoReturn, TYPE_CHECKING
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from typing import Any, Set, List, Dict, Type, Tuple, Mapping
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from typing import Union, TypeVar, Optional, Iterable, Callable, Awaitable
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# import some modules needed when checking types
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if TYPE_CHECKING:
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from nonebot.rule import Rule as RuleClass
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from nonebot.drivers import BaseDriver, BaseWebSocket
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from nonebot.permission import Permission as PermissionClass
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from nonebot.adapters import BaseBot, BaseEvent, BaseMessage, BaseMessageSegment
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from nonebot.matcher import Matcher as MatcherClass, MatcherGroup as MatcherGroupClass
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def overrides(InterfaceClass: object):
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def overrider(func: Callable) -> Callable:
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assert func.__name__ in dir(
InterfaceClass), f"Error method: {func.__name__}"
return func
return overrider
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Driver = TypeVar("Driver", bound="BaseDriver")
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"""
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:类型: ``BaseDriver``
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:说明:
所有 Driver 的基类
"""
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WebSocket = TypeVar("WebSocket", bound="BaseWebSocket")
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"""
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:类型: ``BaseWebSocket``
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:说明:
所有 WebSocket 的基类
"""
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Bot = TypeVar("Bot", bound="BaseBot")
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"""
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:类型: ``BaseBot``
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:说明:
所有 Bot 的基类
"""
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Event = TypeVar("Event", bound="BaseEvent")
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"""
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:类型: ``BaseEvent``
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:说明:
所有 Event 的基类
"""
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Message = TypeVar("Message", bound="BaseMessage")
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"""
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:类型: ``BaseMessage``
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:说明:
所有 Message 的基类
"""
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MessageSegment = TypeVar("MessageSegment", bound="BaseMessageSegment")
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"""
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:类型: ``BaseMessageSegment``
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:说明:
所有 MessageSegment 的基类
"""
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EventPreProcessor = Callable[[Bot, Event, dict], Union[Awaitable[None],
Awaitable[NoReturn]]]
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"""
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:类型: ``Callable[[Bot, Event, dict], Union[Awaitable[None], Awaitable[NoReturn]]]``
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:说明:
事件预处理函数 EventPreProcessor 类型
"""
EventPostProcessor = Callable[[Bot, Event, dict], Union[Awaitable[None],
Awaitable[NoReturn]]]
"""
:类型: ``Callable[[Bot, Event, dict], Union[Awaitable[None], Awaitable[NoReturn]]]``
:说明:
事件预处理函数 EventPostProcessor 类型
"""
RunPreProcessor = Callable[["Matcher", Bot, Event, dict],
Union[Awaitable[None], Awaitable[NoReturn]]]
"""
:类型: ``Callable[[Matcher, Bot, Event, dict], Union[Awaitable[None], Awaitable[NoReturn]]]``
:说明:
事件响应器运行前预处理函数 RunPreProcessor 类型
"""
RunPostProcessor = Callable[["Matcher", List[Any], Bot, Event, dict],
Union[Awaitable[None], Awaitable[NoReturn]]]
"""
:类型: ``Callable[[Matcher, List[Any], Bot, Event, dict], Union[Awaitable[None], Awaitable[NoReturn]]]``
:说明:
事件响应器运行前预处理函数 RunPostProcessor 类型第二个参数包含运行时产生的错误以及 ``ExpiredException``, ``StopPropagation`` (如果存在)
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"""
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Matcher = TypeVar("Matcher", bound="MatcherClass")
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"""
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:类型: ``Matcher``
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:说明:
Matcher 即响应事件的处理类通过 Rule 判断是否响应事件运行 Handler
"""
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MatcherGroup = TypeVar("MatcherGroup", bound="MatcherGroupClass")
"""
:类型: ``MatcherGroup``
:说明:
MatcherGroup Matcher 的集合可以共享 Handler
"""
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Rule = TypeVar("Rule", bound="RuleClass")
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"""
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:类型: ``Rule``
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:说明:
Rule 即判断是否响应事件的处理类内部存储 RuleChecker 返回全为 True 则响应事件
"""
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RuleChecker = Callable[[Bot, Event, dict], Union[bool, Awaitable[bool]]]
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"""
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:类型: ``Callable[[Bot, Event, dict], Union[bool, Awaitable[bool]]]``
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:说明:
RuleChecker 即判断是否响应事件的处理函数
"""
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Permission = TypeVar("Permission", bound="PermissionClass")
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"""
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:类型: ``Permission``
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:说明:
Permission 即判断是否响应消息的处理类内部存储 PermissionChecker 返回只要有一个 True 则响应消息
"""
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PermissionChecker = Callable[[Bot, Event], Union[bool, Awaitable[bool]]]
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"""
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:类型: ``Callable[[Bot, Event], Union[bool, Awaitable[bool]]]``
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:说明:
RuleChecker 即判断是否响应消息的处理函数
"""
Handler = Callable[[Bot, Event, dict], Union[Awaitable[None],
Awaitable[NoReturn]]]
"""
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:类型: ``Callable[[Bot, Event, dict], Union[Awaitable[None], Awaitable[NoReturn]]]``
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:说明:
Handler 即事件的处理函数
"""
ArgsParser = Callable[[Bot, Event, dict], Union[Awaitable[None],
Awaitable[NoReturn]]]
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"""
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:类型: ``Callable[[Bot, Event, dict], Union[Awaitable[None], Awaitable[NoReturn]]]``
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:说明:
ArgsParser 即消息参数解析函数 Matcher.got 获取参数时被运行
"""