update urlpattern port parsing according to spec changes (#924)

Author: anonrig

include/ada/parser-inl.h

@@ -96,7 +96,6 @@ tl::expected<url_pattern<regex_provider>, errors> parse_url_pattern_impl(
   // TODO: Optimization opportunity.
   if (scheme::is_special(*processed_init->protocol)) {
     std::string_view port = processed_init->port.value();
-    helpers::trim_c0_whitespace(port);
     if (std::to_string(scheme::get_special_port(*processed_init->protocol)) ==
         port) {
       processed_init->port->clear();

tests/wpt/urlpatterntestdata.json

@@ -1167,10 +1167,11 @@
   {
     "pattern": [{ "protocol": "http", "port": "80 " }],
     "inputs": [{ "protocol": "http", "port": "80" }],
-    "exactly_empty_components": ["port"],
-    "expected_match": {
-      "protocol": { "input": "http", "groups": {} }
-    }
+    "expected_obj": {
+      "protocol": "http",
+      "port": "80"
+    },
+    "expected_match": null
   },
   {
     "pattern": [{ "protocol": "http", "port": "100000" }],
@@ -1194,6 +1195,34 @@
       "port": { "input": "80", "groups": {}}
     }
   },
+  {
+    "pattern": [{ "port": "80" }],
+    "inputs": [{ "port": "8\t0" }],
+    "expected_match": {
+      "port": { "input": "80", "groups": {}}
+    }
+  },
+  {
+    "pattern": [{ "port": "80" }],
+    "inputs": [{ "port": "80x" }],
+    "expected_match": {
+      "port": { "input": "80", "groups": {}}
+    }
+  },
+  {
+    "pattern": [{ "port": "80" }],
+    "inputs": [{ "port": "80?x" }],
+    "expected_match": {
+      "port": { "input": "80", "groups": {}}
+    }
+  },
+  {
+    "pattern": [{ "port": "80" }],
+    "inputs": [{ "port": "80\\x" }],
+    "expected_match": {
+      "port": { "input": "80", "groups": {}}
+    }
+  },
   {
     "pattern": [{ "port": "(.*)" }],
     "inputs": [{ "port": "invalid80" }],
@@ -1832,6 +1861,21 @@
       "pathname": { "input": "/foo", "groups": {} }
     }
   },
+  {
+    "pattern": [ "https://{sub.}?example{.com/}foo" ],
+    "inputs": [ "https://example.com/foo" ],
+    "exactly_empty_components": [ "port" ],
+    "expected_obj": {
+      "protocol": "https",
+      "hostname": "{sub.}?example.com",
+      "pathname": "*"
+    },
+    "expected_match": {
+      "protocol": { "input": "https", "groups": {} },
+      "hostname": { "input": "example.com", "groups": {} },
+      "pathname": { "input": "/foo", "groups": { "0": "/foo" } }
+    }
+  },
   {
     "pattern": [ "{https://}example.com/foo" ],
     "inputs": [ "https://example.com/foo" ],