Initial commit

venv/Lib/site-packages/starlette/middleware/__init__.py

@@ -0,0 +1,44 @@
+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, Receive, Scope, Send
+
+P = ParamSpec("P")
+
+
+class _MiddlewareClass(Protocol[P]):
+    def __init__(self, app: ASGIApp, *args: P.args, **kwargs: P.kwargs) -> None:
+        ...  # pragma: no cover
+
+    async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
+        ...  # pragma: no cover
+
+
+class Middleware:
+    def __init__(
+        self,
+        cls: type[_MiddlewareClass[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()]
+        args_repr = ", ".join([self.cls.__name__] + args_strings + option_strings)
+        return f"{class_name}({args_repr})"