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# 模块 `liteyuki.message.on` ​

Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved

@Time : 2024/8/19 下午10:52 @Author : snowykami @Email : snowykami@outlook.com @File : on.py @Software: PyCharm

### func `add_matcher(matcher: Matcher)` ​

源代码 或 在GitHub上查看
python

    def add_matcher(matcher: Matcher):
        for i, m in enumerate(_matcher_list):
            if m.priority < matcher.priority:
                _matcher_list.insert(i, matcher)
                break
        else:
            _matcher_list.append(matcher)

### func `on_message(rule: Rule = empty_rule, priority: int = 0, block: bool = False) -> Matcher` ​

源代码 或 在GitHub上查看
python

    def on_message(rule: Rule=empty_rule, priority: int=0, block: bool=False) -> Matcher:
        matcher = Matcher(rule, priority, block)
        add_matcher(matcher)
        return matcher

### func `on_keywords(keywords: list[str], rule = empty_rule, priority: int = 0, block: bool = False) -> Matcher` ​

源代码 或 在GitHub上查看
python

    def on_keywords(keywords: list[str], rule=empty_rule, priority: int=0, block: bool=False) -> Matcher:

        @Rule
        async def on_keywords_rule(event: MessageEvent):
            return any((keyword in event.raw_message for keyword in keywords))
        return on_message(on_keywords_rule & rule, priority, block)