mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-01-23 09:46:04 -05:00
d946d94e2d
`DOMTokenList.supports()` is now correct for all possible `rel` attribute values for `link`, `a`, `area` and `form` elements.
83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@serenityos.org>
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* Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/FlyString.h>
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#include <AK/Optional.h>
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#include <AK/String.h>
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#include <AK/StringView.h>
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#include <AK/Vector.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/Forward.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::DOM {
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// https://dom.spec.whatwg.org/#domtokenlist
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class DOMTokenList final : public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(DOMTokenList, Bindings::PlatformObject);
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GC_DECLARE_ALLOCATOR(DOMTokenList);
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public:
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[[nodiscard]] static GC::Ref<DOMTokenList> create(Element& associated_element, FlyString associated_attribute);
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~DOMTokenList() = default;
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void associated_attribute_changed(StringView value);
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virtual Optional<JS::Value> item_value(size_t index) const override;
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size_t length() const { return m_token_set.size(); }
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Optional<String> item(size_t index) const;
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bool contains(String const& token);
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WebIDL::ExceptionOr<void> add(Vector<String> const& tokens);
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WebIDL::ExceptionOr<void> remove(Vector<String> const& tokens);
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WebIDL::ExceptionOr<bool> toggle(String const& token, Optional<bool> force);
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WebIDL::ExceptionOr<bool> replace(String const& token, String const& new_token);
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WebIDL::ExceptionOr<bool> supports(StringView token);
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String value() const;
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void set_value(String const& value);
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private:
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DOMTokenList(Element& associated_element, FlyString associated_attribute);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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WebIDL::ExceptionOr<void> validate_token(StringView token) const;
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WebIDL::ExceptionOr<void> validate_token_not_empty(StringView token) const;
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WebIDL::ExceptionOr<void> validate_token_not_whitespace(StringView token) const;
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void run_update_steps();
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String serialize_ordered_set() const;
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GC::Ref<Element> m_associated_element;
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FlyString m_associated_attribute;
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Vector<String> m_token_set;
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};
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}
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struct SupportedTokenKey {
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FlyString element_name;
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FlyString attribute_name;
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constexpr bool operator==(SupportedTokenKey const& other) const = default;
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};
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namespace AK {
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template<>
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struct Traits<SupportedTokenKey> : public DefaultTraits<SupportedTokenKey> {
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static unsigned hash(SupportedTokenKey const& key)
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{
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return pair_int_hash(key.element_name.hash(), key.attribute_name.hash());
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}
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};
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}
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