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51ce46859e
We can only construct positions if there's a node involved, which was already enforced by Position::create() only accepting a GC::Ref.
58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2021, Max Wipfli <mail@maxwipfli.ch>
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* Copyright (c) 2025, Jelle Raaijmakers <jelle@ladybird.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/Error.h>
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#include <AK/String.h>
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#include <LibGC/Heap.h>
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#include <LibWeb/DOM/Node.h>
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#include <LibWeb/Forward.h>
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namespace Web::DOM {
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class Position final : public JS::Cell {
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GC_CELL(Position, JS::Cell);
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GC_DECLARE_ALLOCATOR(Position);
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public:
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[[nodiscard]] static GC::Ref<Position> create(JS::Realm& realm, GC::Ref<Node> node, unsigned offset)
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{
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return realm.create<Position>(node, offset);
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}
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GC::Ref<Node> node() { return m_node; }
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GC::Ref<Node const> node() const { return m_node; }
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unsigned offset() const { return m_offset; }
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bool equals(GC::Ref<Position> other) const
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{
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return m_node == other->m_node && m_offset == other->m_offset;
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}
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ErrorOr<String> to_string() const;
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private:
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Position(GC::Ref<Node>, unsigned offset);
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virtual void visit_edges(Visitor&) override;
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GC::Ref<Node> m_node;
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unsigned m_offset { 0 };
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};
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}
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template<>
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struct AK::Formatter<Web::DOM::Position> : Formatter<StringView> {
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ErrorOr<void> format(FormatBuilder& builder, Web::DOM::Position const& value)
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{
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return Formatter<StringView>::format(builder, TRY(value.to_string()));
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}
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};
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