| from typing import Any, Dict, Optional, Sequence, Type |
|
|
| from pydantic import BaseModel, create_model |
| from starlette.exceptions import HTTPException as StarletteHTTPException |
| from starlette.exceptions import WebSocketException as WebSocketException |
|
|
|
|
| class HTTPException(StarletteHTTPException): |
| def __init__( |
| self, |
| status_code: int, |
| detail: Any = None, |
| headers: Optional[Dict[str, str]] = None, |
| ) -> None: |
| super().__init__(status_code=status_code, detail=detail, headers=headers) |
|
|
|
|
| RequestErrorModel: Type[BaseModel] = create_model("Request") |
| WebSocketErrorModel: Type[BaseModel] = create_model("WebSocket") |
|
|
|
|
| class FastAPIError(RuntimeError): |
| """ |
| A generic, FastAPI-specific error. |
| """ |
|
|
|
|
| class ValidationException(Exception): |
| def __init__(self, errors: Sequence[Any]) -> None: |
| self._errors = errors |
|
|
| def errors(self) -> Sequence[Any]: |
| return self._errors |
|
|
|
|
| class RequestValidationError(ValidationException): |
| def __init__(self, errors: Sequence[Any], *, body: Any = None) -> None: |
| super().__init__(errors) |
| self.body = body |
|
|
|
|
| class WebSocketRequestValidationError(ValidationException): |
| pass |
|
|
|
|
| class ResponseValidationError(ValidationException): |
| def __init__(self, errors: Sequence[Any], *, body: Any = None) -> None: |
| super().__init__(errors) |
| self.body = body |
|
|
| def __str__(self) -> str: |
| message = f"{len(self._errors)} validation errors:\n" |
| for err in self._errors: |
| message += f" {err}\n" |
| return message |
|
|