Merge pull request #171 from maxfischer2781/maintenance/static_checks_742_v2

Fix static checks 742

Author: maxfischer2781

asyncstdlib/_lrucache.pyi

@@ -9,6 +9,7 @@ from typing import (
     overload,
     Protocol,
 )
+from types import CoroutineType
 from typing_extensions import ParamSpec, Concatenate
 
 from ._typing import AC, TypedDict
@@ -42,6 +43,12 @@ class LRUAsyncCallable(Protocol[AC]):
         owner: type | None = ...,
     ) -> LRUAsyncBoundCallable[S, P, R]: ...
     @overload
+    def __get__(
+        self: LRUAsyncCallable[Callable[Concatenate[S, P], CoroutineType[Any, Any, R]]],
+        instance: S,
+        owner: type | None = ...,
+    ) -> LRUAsyncBoundCallable[S, P, R]: ...
+    @overload
     def __get__(
         self: LRUAsyncCallable[Callable[Concatenate[S, P], Awaitable[R]]],
         instance: S,

asyncstdlib/functools.py

@@ -254,7 +254,9 @@ async def data(self):
         Instances on which a value is to be cached must have a
         ``__dict__`` attribute that is a mutable mapping.
     """
-    if isinstance(type_or_getter, type) and issubclass(
+    if iscoroutinefunction(type_or_getter):
+        return CachedProperty(type_or_getter)
+    elif isinstance(type_or_getter, type) and issubclass(
         type_or_getter, AsyncContextManager
     ):
 
@@ -269,14 +271,9 @@ def decorator(
             )
 
         return decorator
-
-    if not iscoroutinefunction(
-        type_or_getter  # pyright: ignore[reportUnknownArgumentType]
-    ):
+    else:
         raise ValueError("cached_property can only be used with a coroutine function")
 
-    return CachedProperty(type_or_getter)
-
 
 __REDUCE_SENTINEL = Sentinel("<no default>")