add State object to Application and Request

basgi/application.py

@@ -6,6 +6,7 @@ from pathlib import Path
 from typing import Any, TypeVar
 
 from .error import HttpError
+from .misc import State
 from .objtypes import ScopeType
 from .request import Request
 from .response import Response, TemplateResponse
@@ -42,6 +43,7 @@ class Application:
 		self.env: dict[str, str] = env or {}
 		self.dev: bool = dev
 		self.reload_dirs: list[Path | str] = reload_dirs or []
+		self.state: State = State()
 
 		# Not sure how to properly annotate `Exception` here, so just ignore the warnings
 		self.error_handlers: dict[type[ExceptionType], ExceptionCallback] = { # type: ignore

basgi/misc.py

@@ -318,3 +318,20 @@ class Color(str):
 		values = ", ".join(str(value) for value in self.rgb)
 		trans = opacity / 100
 		return f"rgba({values}, {trans:.2})"
+
+
+class State(dict[str, Any]):
+	def __getattr__(self, key: str) -> Any:
+		try:
+			object.__getattribute__(self, key)
+
+		except AttributeError:
+			return self[key]
+
+
+	def __setattr__(self, key: str, value: Any) -> None:
+		self[key] = value
+
+
+	def __delattr__(self, key: str) -> None:
+		del self[key]

basgi/request.py

@@ -7,6 +7,8 @@ from multidict import CIMultiDict, CIMultiDictProxy
 from typing import Any, Literal, TypedDict
 from urllib.parse import parse_qsl
 
+from .misc import State
+
 if typing.TYPE_CHECKING:
 	from .application import Application
 
@@ -44,10 +46,10 @@ class Request:
 		self.path: str = scope["path"]
 		self.query: CIMultiDictProxy[str] = CIMultiDictProxy(CIMultiDict(raw_query))
 		self.headers: CIMultiDictProxy[str] = CIMultiDictProxy(CIMultiDict(raw_headers))
-		self.remote: str = scope.get("client", ("n/a", None))[0] # type: ignore[index]
-		self.local: str = scope.get("server", ("n/a", None))[0] # type: ignore[index]
+		self.remote: str = (scope.get("client") or ("n/a"))[0]
+		self.local: str = (scope.get("server") or ("n/a"))[0]
 
-		self.state: dict[str, Any] = scope.get("state", {}) # type: ignore[assignment]
+		self.state: State = State(scope.get("state") or {})
 		self.extensions: dict[str, Any] = scope.get("extensions", {}) # type: ignore[assignment]
 
 		# keep?