fix

README.md

@@ -142,6 +142,10 @@ Telegram：[@lgc2333](https://t.me/lgc2333)
 
 ## 📝 更新日志
 
+### 0.1.5
+
+- 修复 `-h` 参数无效的问题
+
 ### 0.1.4
 
 - 现在缺少参数会提示了

nonebot_plugin_cnrail/__init__.py

@@ -6,7 +6,7 @@
 from . import __main__ as __main__  # noqa: E402
 from .config import ConfigModel  # noqa: E402
 
-__version__ = "0.1.4"
+__version__ = "0.1.5"
 __plugin_meta__ = PluginMetadata(
     name="CNRail",
     description="查询 12306 列车时刻表",

nonebot_plugin_cnrail/__main__.py

@@ -4,9 +4,10 @@
 from typing import Optional
 
 from arclet.alconna import Alconna, Args, Arparma, CommandMeta
+from arclet.alconna.exceptions import SpecialOptionTriggered
 from httpx import TimeoutException
 from nonebot import logger
-from nonebot_plugin_alconna import AlconnaMatcher, on_alconna
+from nonebot_plugin_alconna import AlconnaMatcher, CommandResult, on_alconna
 from nonebot_plugin_alconna.uniseg import UniMessage
 
 from .data_source import MultipleTrainFoundError, query_train_info, render_train_info
@@ -50,9 +51,12 @@ def parse(df: str) -> Optional[date]:
 
 
 @search_train_info.handle()
-async def _(matcher: AlconnaMatcher, parma: Arparma):
-    if parma.error_info:
-        await matcher.finish(f"{parma.error_info}\n使用指令 `train -h` 查看帮助")
+async def _(matcher: AlconnaMatcher, res: CommandResult):
+    if not res.result.error_info:
+        return
+    if isinstance(res.result.error_info, SpecialOptionTriggered):
+        await matcher.finish(res.output)
+    await matcher.finish(f"{res.result.error_info}\n使用指令 `train -h` 查看帮助")
 
 
 @search_train_info.handle()