修复：校验托盘状态类型

2026-07-24 19:53:04 +08:00
parent bab09f4eb3
commit cb3bf5bf4c
2 changed files with 32 additions and 3 deletions
@@ -32,7 +32,8 @@ class PalletStateMachine:
        current: PalletFlowState,
        target: PalletFlowState,
    ) -> None:
+        if not isinstance(current, PalletFlowState) or not isinstance(target, PalletFlowState):
+            raise TypeError('current 和 target 必须是 PalletFlowState')
+
        if (current, target) not in cls._ALLOWED_TRANSITIONS:
-            raise InvalidPalletTransition(
-                f'不允许的托盘状态迁移：{current.value} -> {target.value}'
-            )
+            raise InvalidPalletTransition(f'不允许的托盘状态迁移：{current.value} -> {target.value}')