4abdb68655
This constructor was easily confused with a copy constructor, and it was possible to accidentally copy-construct Objects in at least one way that we dicovered (via generic ThrowCompletionOr construction). This patch adds a mandatory ConstructWithPrototypeTag parameter to the constructor to disambiguate it.
44 lines
999 B
C++
44 lines
999 B
C++
/*
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* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/Set.h>
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namespace JS {
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NonnullGCPtr<Set> Set::create(Realm& realm)
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{
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return *realm.heap().allocate<Set>(realm, *realm.intrinsics().set_prototype());
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}
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Set::Set(Object& prototype)
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: Object(ConstructWithPrototypeTag::Tag, prototype)
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{
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}
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void Set::initialize(Realm& realm)
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{
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m_values = Map::create(realm);
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}
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NonnullGCPtr<Set> Set::copy() const
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{
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auto& vm = this->vm();
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auto& realm = *vm.current_realm();
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// FIXME: This is very inefficient, but there's no better way to do this at the moment, as the underlying Map
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// implementation of m_values uses a non-copyable RedBlackTree.
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auto result = Set::create(realm);
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for (auto const& entry : *this)
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result->set_add(entry.key);
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return *result;
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}
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void Set::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_values);
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}
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}
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