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LibWeb: Make DOMTokenList GC-allocated

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This commit is contained in:
Andreas Kling 2022-08-08 15:19:46 +02:00
parent a56b3f9862
commit 0176d42f49
7 changed files with 39 additions and 26 deletions
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20
Userland/Libraries/LibWeb/DOM/DOMTokenList.cpp
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@ -1,13 +1,17 @@
/*
* Copyright (c) 2021, Tim Flynn <trflynn89@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/CharacterTypes.h>
#include <AK/StringBuilder.h>
#include <LibWeb/Bindings/DOMTokenListPrototype.h>
#include <LibWeb/Bindings/WindowObject.h>
#include <LibWeb/DOM/DOMException.h>
#include <LibWeb/DOM/DOMTokenList.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/Element.h>
namespace {
@ -50,14 +54,16 @@ inline void replace_in_ordered_set(Vector<String>& set, StringView item, String
namespace Web::DOM {
NonnullRefPtr<DOMTokenList> DOMTokenList::create(Element const& associated_element, FlyString associated_attribute)
DOMTokenList* DOMTokenList::create(Element const& associated_element, FlyString associated_attribute)
{
return adopt_ref(*new DOMTokenList(associated_element, move(associated_attribute)));
auto& realm = associated_element.document().preferred_window_object().realm();
return realm.heap().allocate<DOMTokenList>(realm, associated_element, move(associated_attribute));
}
// https://dom.spec.whatwg.org/#ref-for-domtokenlist%E2%91%A0%E2%91%A2
DOMTokenList::DOMTokenList(Element const& associated_element, FlyString associated_attribute)
: m_associated_element(associated_element)
: Bindings::LegacyPlatformObject(associated_element.document().preferred_window_object().ensure_web_prototype<Bindings::DOMTokenListPrototype>("DOMTokenList"))
, m_associated_element(associated_element)
, m_associated_attribute(move(associated_attribute))
{
auto value = associated_element.get_attribute(m_associated_attribute);
@ -250,4 +256,12 @@ void DOMTokenList::run_update_steps()
associated_element->set_attribute(m_associated_attribute, value());
}
JS::Value DOMTokenList::item_value(size_t index) const
{
auto const& string = item(index);
if (string.is_null())
return JS::js_undefined();
return JS::js_string(vm(), string);
}
}