4e8cb4558b
Plus sneak in a FIXME for the list of active formatting elements and a test for Element.namespaceURI
84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibWeb/DOM/Element.h>
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#include <LibWeb/HTML/Parser/ListOfActiveFormattingElements.h>
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namespace Web::HTML {
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ListOfActiveFormattingElements::~ListOfActiveFormattingElements()
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{
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}
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void ListOfActiveFormattingElements::add(DOM::Element& element)
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{
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// FIXME: Implement the Noah's Ark clause https://html.spec.whatwg.org/multipage/parsing.html#push-onto-the-list-of-active-formatting-elements
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m_entries.append({ element });
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}
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void ListOfActiveFormattingElements::add_marker()
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{
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m_entries.append({ nullptr });
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}
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bool ListOfActiveFormattingElements::contains(const DOM::Element& element) const
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{
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for (auto& entry : m_entries) {
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if (entry.element == &element)
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return true;
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}
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return false;
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}
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DOM::Element* ListOfActiveFormattingElements::last_element_with_tag_name_before_marker(const FlyString& tag_name)
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{
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for (ssize_t i = m_entries.size() - 1; i >= 0; --i) {
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auto& entry = m_entries[i];
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if (entry.is_marker())
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return nullptr;
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if (entry.element->local_name() == tag_name)
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return entry.element;
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}
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return nullptr;
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}
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void ListOfActiveFormattingElements::remove(DOM::Element& element)
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{
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m_entries.remove_first_matching([&](auto& entry) {
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return entry.element == &element;
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});
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}
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void ListOfActiveFormattingElements::clear_up_to_the_last_marker()
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{
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while (!m_entries.is_empty()) {
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auto entry = m_entries.take_last();
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if (entry.is_marker())
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break;
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}
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}
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}
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