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from typing import Optional, Any, Dict
import traceback
import logging
logger = logging.getLogger(__name__)
class ConventionalRPError(Exception):
"""基础异常类"""
def __init__(
self,
message: str,
details: Optional[Dict[str, Any]] = None,
cause: Optional[Exception] = None
):
super().__init__(message)
self.message = message
self.details = details or {}
self.cause = cause
def __str__(self) -> str:
result = self.message
if self.details:
details_str = ", ".join(f"{k}={v}" for k, v in self.details.items())
result += f" ({details_str})"
if self.cause:
result += f"\nCaused by: {str(self.cause)}"
return result
class ParserError(ConventionalRPError):
"""解析错误"""
pass
class RuleError(ConventionalRPError):
"""规则相关错误"""
pass
class ProcessorError(ConventionalRPError):
"""处理器错误"""
pass
class ValidationError(ConventionalRPError):
"""验证错误"""
pass
class ConfigurationError(ConventionalRPError):
"""配置错误"""
pass
def safe_execute(func, *args, default=None, error_msg="Operation failed", **kwargs):
try:
return func(*args, **kwargs)
except Exception as e:
logger.error(f"{error_msg}: {e}")
return default
def format_error(error: Exception, include_traceback: bool = False) -> str:
error_type = type(error).__name__
error_msg = str(error)
result = f"[{error_type}] {error_msg}"
if include_traceback:
tb = traceback.format_exc()
result += f"\n\nTraceback:\n{tb}"
return result
def validate_not_none(value: Any, name: str):
if value is None:
raise ValidationError(
f"{name} cannot be None",
details={"parameter": name}
)
def validate_type(value: Any, expected_type: type, name: str):
if not isinstance(value, expected_type):
raise ValidationError(
f"{name} must be of type {expected_type.__name__}, "
f"got {type(value).__name__}",
details={
"parameter": name,
"expected_type": expected_type.__name__,
"actual_type": type(value).__name__
}
)
def validate_not_empty(value: Any, name: str):
if not value:
raise ValidationError(
f"{name} cannot be empty",
details={"parameter": name, "value": value}
)
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