LibWeb: Add IDL definition for SVGScriptElement

It does not currently handle any of the actual scripting, but this
should at least allow us to create an instance of the element.

The test being added here isn't actually testing much, but before the
previous commit we used to crash parsing the page due to a TODO().

Tests/LibWeb/Text/expected/SVG/svg-script-element.txt

@@ -0,0 +1 @@
+  Name = SVGScriptElement

Tests/LibWeb/Text/input/SVG/svg-script-element.html

@@ -0,0 +1,7 @@
+<script src="../include.js"></script>
+<svg xmlns="http://www.w3.org/2000/svg"><script id="svg-script-element"></script></svg>
+<script>
+    test(() => {
+        println(`Name = ${document.getElementById('svg-script-element').constructor.name}`);
+    });
+</script>

Userland/Libraries/LibWeb/CMakeLists.txt

@@ -569,6 +569,7 @@ set(SOURCES
     SVG/SVGPolylineElement.cpp
     SVG/SVGRectElement.cpp
     SVG/SVGRadialGradientElement.cpp
+    SVG/SVGScriptElement.cpp
     SVG/SVGSVGElement.cpp
     SVG/SVGStopElement.cpp
     SVG/SVGStyleElement.cpp

Userland/Libraries/LibWeb/DOM/ElementFactory.cpp

@@ -98,6 +98,7 @@
 #include <LibWeb/SVG/SVGRadialGradientElement.h>
 #include <LibWeb/SVG/SVGRectElement.h>
 #include <LibWeb/SVG/SVGSVGElement.h>
+#include <LibWeb/SVG/SVGScriptElement.h>
 #include <LibWeb/SVG/SVGStopElement.h>
 #include <LibWeb/SVG/SVGStyleElement.h>
 #include <LibWeb/SVG/SVGSymbolElement.h>
@@ -472,6 +473,8 @@ static JS::GCPtr<SVG::SVGElement> create_svg_element(JS::Realm& realm, Document&
         return realm.heap().allocate<SVG::SVGTSpanElement>(realm, document, move(qualified_name));
     if (local_name == SVG::TagNames::use)
         return realm.heap().allocate<SVG::SVGUseElement>(realm, document, move(qualified_name));
+    if (local_name == SVG::TagNames::script)
+        return realm.heap().allocate<SVG::SVGScriptElement>(realm, document, move(qualified_name));
 
     return nullptr;
 }

Userland/Libraries/LibWeb/DOM/Node.h

@@ -76,6 +76,7 @@ public:
     virtual bool is_svg_container() const { return false; }
     virtual bool is_svg_element() const { return false; }
     virtual bool is_svg_graphics_element() const { return false; }
+    virtual bool is_svg_script_element() const { return false; }
     virtual bool is_svg_svg_element() const { return false; }
     virtual bool is_svg_use_element() const { return false; }
 

Userland/Libraries/LibWeb/SVG/SVGScriptElement.cpp

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2023, Shannon Booth <shannon@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/SVG/SVGScriptElement.h>
+
+namespace Web::SVG {
+
+SVGScriptElement::SVGScriptElement(DOM::Document& document, DOM::QualifiedName qualified_name)
+    : SVGElement(document, move(qualified_name))
+{
+}
+
+void SVGScriptElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGScriptElementPrototype>(realm, "SVGScriptElement"));
+}
+
+}

Userland/Libraries/LibWeb/SVG/SVGScriptElement.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2023, Shannon Booth <shannon@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/SVG/SVGElement.h>
+
+namespace Web::SVG {
+
+// https://www.w3.org/TR/SVG/interact.html#InterfaceSVGScriptElement
+class SVGScriptElement : public SVGElement {
+    WEB_PLATFORM_OBJECT(SVGScriptElement, SVGElement);
+
+public:
+protected:
+    SVGScriptElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
+
+private:
+    virtual bool is_svg_script_element() const final { return true; }
+};
+
+}
+
+namespace Web::DOM {
+
+template<>
+inline bool Node::fast_is<SVG::SVGScriptElement>() const { return is_svg_script_element(); }
+
+}

Userland/Libraries/LibWeb/SVG/SVGScriptElement.idl

@@ -0,0 +1,8 @@
+// https://www.w3.org/TR/SVG/interact.html#InterfaceSVGScriptElement
+[Exposed=Window]
+interface SVGScriptElement : SVGElement {
+    [Reflect] attribute DOMString type;
+    [Reflect=crossorigin] attribute DOMString? crossOrigin;
+};
+
+// FIXME: SVGScriptElement includes SVGURIReference;

Userland/Libraries/LibWeb/idl_files.cmake

@@ -238,6 +238,7 @@ libweb_js_bindings(SVG/SVGPolygonElement)
 libweb_js_bindings(SVG/SVGPolylineElement)
 libweb_js_bindings(SVG/SVGRadialGradientElement)
 libweb_js_bindings(SVG/SVGRectElement)
+libweb_js_bindings(SVG/SVGScriptElement)
 libweb_js_bindings(SVG/SVGSVGElement)
 libweb_js_bindings(SVG/SVGStopElement)
 libweb_js_bindings(SVG/SVGStyleElement)