missing Headers

Author: jph00

examples/minimal.py

@@ -4,11 +4,16 @@
 
 app,rt = fast_app( hdrs=[Script(src='example.js')])
 
+@rt('/rnd', host='b.localhost')
+def rnd2(): return P("I am not random!")
+
 @rt
 def rnd(): return P(random())
 
 @rt
 def index(): return Titled( 'Hello', Div(P('click'), hx_post=rnd))
 
-serve(log_level=logging.WARNING)
+print(app.routes)
+#serve(log_level=logging.WARNING)
+serve()
 

fasthtml/_modidx.py

@@ -65,6 +65,7 @@
                                                                               'fasthtml/core.py'),
                                'fasthtml.core.HostRoute': ('api/core.html#hostroute', 'fasthtml/core.py'),
                                'fasthtml.core.HostRoute.__init__': ('api/core.html#hostroute.__init__', 'fasthtml/core.py'),
+                               'fasthtml.core.HostRoute.__repr__': ('api/core.html#hostroute.__repr__', 'fasthtml/core.py'),
                                'fasthtml.core.HostRoute.matches': ('api/core.html#hostroute.matches', 'fasthtml/core.py'),
                                'fasthtml.core.HtmxHeaders': ('api/core.html#htmxheaders', 'fasthtml/core.py'),
                                'fasthtml.core.HtmxHeaders.__bool__': ('api/core.html#htmxheaders.__bool__', 'fasthtml/core.py'),

fasthtml/core.py

@@ -616,6 +616,10 @@ def matches(self, scope):
             if not self.host_regex.match(host): return Match.NONE, {}
         return super().matches(scope)
 
+    def __repr__(self) -> str:
+        methods = sorted(self.methods or [])
+        return f"{self.__class__.__name__}(path={self.path!r}, name={self.name!r}, methods={methods!r}, host={self.host!r})"
+
 # %% ../nbs/api/00_core.ipynb #e0accf76
 @patch
 def add_route(self:FastHTML, route):

fasthtml/starlette.py

@@ -7,7 +7,7 @@
 from starlette.middleware.httpsredirect import HTTPSRedirectMiddleware
 from starlette.middleware.trustedhost import TrustedHostMiddleware
 from starlette.responses import Response, HTMLResponse, FileResponse, JSONResponse as JSONResponseOrig, RedirectResponse, StreamingResponse
-from starlette.requests import Request, HTTPConnection, FormData
+from starlette.requests import Request, HTTPConnection, FormData, Headers
 from starlette.staticfiles import StaticFiles
 from starlette.exceptions import HTTPException
 from starlette._utils import is_async_callable
@@ -22,3 +22,4 @@
 from starlette.background import BackgroundTask, BackgroundTasks
 from starlette.websockets import WebSocketDisconnect, WebSocket
 
+

nbs/api/00_core.ipynb

@@ -84,7 +84,6 @@
     "\n",
     "from fastcore.test import *\n",
     "from starlette.testclient import TestClient\n",
-    "from starlette.requests import Headers\n",
     "from starlette.datastructures import UploadFile"
    ]
   },
@@ -131,7 +130,7 @@
     {
      "data": {
       "text/plain": [
-       "datetime.datetime(2026, 3, 9, 14, 0)"
+       "datetime.datetime(2026, 3, 14, 14, 0)"
       ]
      },
      "execution_count": null,
@@ -1785,7 +1784,11 @@
     "        if self.host:\n",
     "            host = Headers(scope=scope).get(\"host\", \"\").split(\":\")[0]\n",
     "            if not self.host_regex.match(host): return Match.NONE, {}\n",
-    "        return super().matches(scope)"
+    "        return super().matches(scope)\n",
+    "\n",
+    "    def __repr__(self) -> str:\n",
+    "        methods = sorted(self.methods or [])\n",
+    "        return f\"{self.__class__.__name__}(path={self.path!r}, name={self.name!r}, methods={methods!r}, host={self.host!r})\""
    ]
   },
   {
@@ -2243,7 +2246,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "[HostRoute(path='/foo', name='foo', methods=['GET', 'HEAD'])]\n"
+      "[HostRoute(path='/foo', name='foo', methods=['GET', 'HEAD'], host=None)]\n"
      ]
     },
     {
@@ -2270,6 +2273,54 @@
     "foo.to(param='value')"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "8836b62c",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[HostRoute(path='/foo', name='foo', methods=['GET', 'HEAD', 'POST'], host='test.foo'), HostRoute(path='/foo', name='foo', methods=['GET', 'HEAD'], host=None)]\n"
+     ]
+    }
+   ],
+   "source": [
+    "@rt(host='test.foo')\n",
+    "def foo(): return Div(\"Goodbye World\")\n",
+    "\n",
+    "print(app.routes)\n",
+    "\n",
+    "assert \"Goodbye World\" in cli.get('/foo', headers={'host': 'test.foo'}).text\n",
+    "assert \"Hello World\" in cli.get('/foo').text"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "377012de",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'/foo?param=value'"
+      ]
+     },
+     "execution_count": null,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "response = cli.get('/foo')\n",
+    "assert '<title>My Custom Title</title>' in response.text\n",
+    "\n",
+    "foo.to(param='value')"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -2371,14 +2422,6 @@
      "text": [
       "Message text was: Hi! with session bar, from client: Address(host='testclient', port=50000)\n"
      ]
-    },
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "/var/folders/51/b2_szf2945n072c0vj2cyty40000gn/T/ipykernel_76694/1456865336.py:30: UserWarning: `self has no type annotation and is not a recognised special name, so is ignored.\n",
-      "  if arg!='resp': warn(f\"`{arg} has no type annotation and is not a recognised special name, so is ignored.\")\n"
-     ]
     }
    ],
    "source": [
@@ -3087,13 +3130,13 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Set to 2026-03-09 16:07:07.828671\n"
+      "Set to 2026-03-14 06:34:21.131035\n"
      ]
     },
     {
      "data": {
       "text/plain": [
-       "'Session time: 2026-03-09 16:07:07.828671'"
+       "'Session time: 2026-03-14 06:34:21.131035'"
       ]
      },
      "execution_count": null,
@@ -3710,7 +3753,7 @@
     {
      "data": {
       "text/plain": [
-       "'Cookie was set at time 16:07:08.723344'"
+       "'Cookie was set at time 06:34:21.699929'"
       ]
      },
      "execution_count": null,