ladybird/Libraries/LibWeb/CSS/CSSNamespaceRule.cpp
Sam Atkins 180cd4b799 LibWeb: Move CSSRule dumping code into CSSRule classes
Having the dumping code in a separate Dump.cpp meant that it was often
overlooked when the rules gained new features, and also limits dumping
to publicly-accessible information.
2025-12-04 16:24:04 +00:00

74 lines
2.2 KiB
C++

/*
* Copyright (c) 2023, Jonah Shafran <jonahshafran@gmail.com>
* Copyright (c) 2025, Sam Atkins <sam@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGC/Heap.h>
#include <LibJS/Runtime/Realm.h>
#include <LibWeb/Bindings/CSSNamespaceRulePrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/CSS/CSSNamespaceRule.h>
#include <LibWeb/CSS/Serialize.h>
#include <LibWeb/Dump.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::CSS {
GC_DEFINE_ALLOCATOR(CSSNamespaceRule);
CSSNamespaceRule::CSSNamespaceRule(JS::Realm& realm, Optional<FlyString> prefix, FlyString namespace_uri)
: CSSRule(realm, Type::Namespace)
, m_namespace_uri(move(namespace_uri))
, m_prefix(prefix.value_or(""_fly_string))
{
}
GC::Ref<CSSNamespaceRule> CSSNamespaceRule::create(JS::Realm& realm, Optional<FlyString> prefix, FlyString namespace_uri)
{
return realm.create<CSSNamespaceRule>(realm, move(prefix), move(namespace_uri));
}
void CSSNamespaceRule::initialize(JS::Realm& realm)
{
WEB_SET_PROTOTYPE_FOR_INTERFACE(CSSNamespaceRule);
Base::initialize(realm);
}
// https://www.w3.org/TR/cssom/#serialize-a-css-rule
String CSSNamespaceRule::serialized() const
{
StringBuilder builder;
// The literal string "@namespace", followed by a single SPACE (U+0020),
builder.append("@namespace "sv);
// followed by the serialization as an identifier of the prefix attribute (if any),
if (!m_prefix.is_empty()) {
serialize_an_identifier(builder, m_prefix);
// followed by a single SPACE (U+0020) if there is a prefix,
builder.append(" "sv);
}
// followed by the serialization as URL of the namespaceURI attribute,
serialize_a_url(builder, m_namespace_uri);
// followed the character ";" (U+003B).
builder.append(";"sv);
return MUST(builder.to_string());
}
void CSSNamespaceRule::dump(StringBuilder& builder, int indent_levels) const
{
Base::dump(builder, indent_levels);
dump_indent(builder, indent_levels + 1);
builder.appendff("Namespace: {}\n", namespace_uri());
if (!prefix().is_empty()) {
dump_indent(builder, indent_levels + 1);
builder.appendff("Prefix: {}\n", prefix());
}
}
}