misc small fixes

rio/cli/run_project/app_loading.py

@@ -238,7 +238,7 @@ def load_user_app(
         assert real_error is not None, err
 
         raise AppLoadError(
-            f"Could not import `{proj.app_main_module_name}`"
+            f"Could not import `{proj.app_main_module_name}`: {real_error}"
         ) from real_error
 
     # Find the variable holding the Rio app.

rio/components/text.py

@@ -51,6 +51,8 @@ class Text(FundamentalComponent):
         `font`: The `Font` to use for the text. When set to `None`, the default font
         for the current context (heading or regular text, etc) will be used.
 
+    `font`: The name of the font to use. Overrides the `font` from the `style`.
+
     `fill`: The fill (color, gradient, etc.) for the text. Overrides the `fill`
         from the `style`.
 

rio/routing.py

@@ -346,7 +346,10 @@ class ComponentPage:
         parsed_params = dict[str, object]()
 
         for name, raw_value in query_params.items():
-            parser = self._url_parameter_parsers[name]
+            try:
+                parser = self._url_parameter_parsers[name]
+            except KeyError:
+                continue
 
             try:
                 parsed_params[name] = parser.parse(raw_value)

tests/utils/layouting.py

@@ -161,7 +161,7 @@ class ServerManager:
         self._app_server: FastapiServer | None = None
         self._uvicorn_server: uvicorn.Server | None = None
         self._uvicorn_serve_task: asyncio.Task[None] | None = None
-        self._playwright_context = None
+        self._playwright: playwright.async_api.Playwright | None = None
         self._browser = None
 
     @property
@@ -189,8 +189,8 @@ class ServerManager:
         if self._browser is not None:
             await self._browser.close()
 
-        if self._playwright_context is not None:
-            await self._playwright_context.__aexit__()
+        if self._playwright is not None:
+            await self._playwright.stop()
 
         if self._uvicorn_server is not None:
             self._uvicorn_server.should_exit = True
@@ -240,12 +240,10 @@ class ServerManager:
             test_task.cancel(f"Uvicorn server crashed: {error}")
 
     async def _start_browser(self) -> None:
-        self._playwright_context = playwright.async_api.async_playwright()
-
-        playwright_obj = await self._playwright_context.__aenter__()
+        self._playwright = await playwright.async_api.async_playwright().start()
 
         try:
-            browser = await playwright_obj.chromium.launch(
+            browser = await self._playwright.chromium.launch(
                 headless=DEBUG_SHOW_BROWSER_DURATION == 0
             )
         except Exception:
@@ -258,7 +256,7 @@ class ServerManager:
 
         # With default settings, playwright gets detected as a crawler. So we
         # need to emulate a real device.
-        kwargs = dict(playwright_obj.devices["Desktop Chrome"])
+        kwargs = dict(self._playwright.devices["Desktop Chrome"])
         # The default window size is too large to fit on my screen, which sucks
         # when debugging. Make it smaller.
         kwargs["viewport"] = {"width": 800, "height": 600}