Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibWeb/CSS/CSSLayerStatementRule.cpp

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2024, Sam Atkins <sam@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include "CSSLayerStatementRule.h"
+#include <LibWeb/Bindings/CSSLayerStatementRulePrototype.h>
+#include <LibWeb/Bindings/Intrinsics.h>
+#include <LibWeb/CSS/CSSLayerBlockRule.h>
+
+namespace Web::CSS {
+
+JS_DEFINE_ALLOCATOR(CSSLayerStatementRule);
+
+JS::NonnullGCPtr<CSSLayerStatementRule> CSSLayerStatementRule::create(JS::Realm& realm, Vector<FlyString> name_list)
+{
+    return realm.heap().allocate<CSSLayerStatementRule>(realm, realm, move(name_list));
+}
+
+CSSLayerStatementRule::CSSLayerStatementRule(JS::Realm& realm, Vector<FlyString> name_list)
+    : CSSRule(realm, Type::LayerStatement)
+    , m_name_list(move(name_list))
+{
+}
+
+void CSSLayerStatementRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    WEB_SET_PROTOTYPE_FOR_INTERFACE(CSSLayerStatementRule);
+}
+
+String CSSLayerStatementRule::serialized() const
+{
+    // AD-HOC: No spec yet.
+    StringBuilder builder;
+    builder.append("@layer "sv);
+    builder.join(", "sv, m_name_list);
+    builder.append(';');
+    return builder.to_string_without_validation();
+}
+
+Vector<FlyString> CSSLayerStatementRule::internal_qualified_name_list(Badge<StyleComputer>) const
+{
+    Vector<FlyString> qualified_layer_names;
+
+    auto const& qualified_parent_layer_name = parent_layer_internal_qualified_name();
+    if (qualified_parent_layer_name.is_empty())
+        return m_name_list;
+
+    for (auto const& name : m_name_list)
+        qualified_layer_names.append(MUST(String::formatted("{}.{}", qualified_parent_layer_name, name)));
+
+    return qualified_layer_names;
+}
+
+}