LibWeb/URLPattern: Add initial stub for URLPattern interface

Author: https://github.com/shannonbooth
Commit: d4649db55e
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3224
Reviewed-by: https://github.com/AtkinsSJ ✅

Libraries/LibWeb/URLPattern/URLPattern.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2025, Shannon Booth <shannon@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/String.h>
+#include <LibURL/Pattern/Init.h>
+#include <LibURL/Pattern/Pattern.h>
+#include <LibWeb/Bindings/PlatformObject.h>
+
+namespace Web::URLPattern {
+
+using URLPatternInit = URL::Pattern::Init;
+using URLPatternInput = URL::Pattern::Input;
+using URLPatternOptions = URL::Pattern::Options;
+
+// https://urlpattern.spec.whatwg.org/#urlpattern
+class URLPattern : public Bindings::PlatformObject {
+    WEB_PLATFORM_OBJECT(URLPattern, Bindings::PlatformObject);
+    GC_DECLARE_ALLOCATOR(URLPattern);
+
+public:
+    static WebIDL::ExceptionOr<GC::Ref<URLPattern>> construct_impl(JS::Realm&, URLPatternInput const&, String const& base_url, URLPatternOptions const& = {});
+    static WebIDL::ExceptionOr<GC::Ref<URLPattern>> construct_impl(JS::Realm&, URLPatternInput const&, URLPatternOptions const& = {});
+
+    virtual ~URLPattern() override;
+
+protected:
+    virtual void initialize(JS::Realm&) override;
+
+    explicit URLPattern(JS::Realm&);
+};
+
+}