Check if "extensions" in scope before checking the extension (#2438)

Kludex · web-flow · commit e54be85aba48 · 2024-01-23T08:42:18.000+01:00
diff --git a/starlette/responses.py b/starlette/responses.py
@@ -337,7 +337,7 @@ async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
         )
         if scope["method"].upper() == "HEAD":
             await send({"type": "http.response.body", "body": b"", "more_body": False})
-        elif "http.response.pathsend" in scope["extensions"]:
+        elif "extensions" in scope and "http.response.pathsend" in scope["extensions"]:
             await send({"type": "http.response.pathsend", "path": str(self.path)})
         else:
             async with await anyio.open_file(self.path, mode="rb") as file:

Original file line number	Diff line number	Diff line change
`@@ -337,7 +337,7 @@ async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:`
`337`	`337`	`)`
`338`	`338`	`if scope["method"].upper() == "HEAD":`
`339`	`339`	`await send({"type": "http.response.body", "body": b"", "more_body": False})`
`340`		`- elif "http.response.pathsend" in scope["extensions"]:`
	`340`	`+ elif "extensions" in scope and "http.response.pathsend" in scope["extensions"]:`
`341`	`341`	`await send({"type": "http.response.pathsend", "path": str(self.path)})`
`342`	`342`	`else:`
`343`	`343`	`async with await anyio.open_file(self.path, mode="rb") as file:`