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xiaoxia-saas/packages/domain/exceptions.py
xiaoxia c74f1a82d9
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refactor(#781): 统一应用层异常定义,消除重复异常类 (#802)
2026-07-24 08:03:11 +08:00

36 lines
742 B
Python

"""
领域层通用异常定义。
所有应用层共享的通用异常在此统一定义,
消除各 use_cases 模块中重复的异常类。
领域特定的异常仍在各模块内定义。
"""
class DomainError(Exception):
"""领域层异常基类。"""
pass
class NotFoundError(DomainError):
"""资源不存在。"""
pass
class ValidationError(DomainError):
"""业务规则校验失败。"""
pass
class QuotaExceededError(DomainError):
"""配额超限。"""
def __init__(self, dimension: str, limit: float, used: float) -> None:
self.dimension = dimension
self.limit = limit
self.used = used
super().__init__(f"Quota exceeded for {dimension}: {used}/{limit}")