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- from __future__ import annotations
- import sys
- from typing import Any, Iterator, Protocol
- if sys.version_info >= (3, 10): # pragma: no cover
- from typing import ParamSpec
- else: # pragma: no cover
- from typing_extensions import ParamSpec
- from starlette.types import ASGIApp
- P = ParamSpec("P")
- class _MiddlewareFactory(Protocol[P]):
- def __call__(self, app: ASGIApp, /, *args: P.args, **kwargs: P.kwargs) -> ASGIApp: ... # pragma: no cover
- class Middleware:
- def __init__(
- self,
- cls: _MiddlewareFactory[P],
- *args: P.args,
- **kwargs: P.kwargs,
- ) -> None:
- self.cls = cls
- self.args = args
- self.kwargs = kwargs
- def __iter__(self) -> Iterator[Any]:
- as_tuple = (self.cls, self.args, self.kwargs)
- return iter(as_tuple)
- def __repr__(self) -> str:
- class_name = self.__class__.__name__
- args_strings = [f"{value!r}" for value in self.args]
- option_strings = [f"{key}={value!r}" for key, value in self.kwargs.items()]
- name = getattr(self.cls, "__name__", "")
- args_repr = ", ".join([name] + args_strings + option_strings)
- return f"{class_name}({args_repr})"
|
