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cf27eef583
While this is used in the implementation of Runtime objects itself, Heap seems like a more appropriate home. This will also help in factoring out the GC implementation into it's own library as the heap explicitly has knowledge of WeakContainer.
41 lines
943 B
C++
41 lines
943 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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#pragma once
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#include <AK/HashMap.h>
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#include <LibJS/Heap/WeakContainer.h>
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/Object.h>
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namespace JS {
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class WeakMap final
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: public Object
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, public WeakContainer {
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JS_OBJECT(WeakMap, Object);
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JS_DECLARE_ALLOCATOR(WeakMap);
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public:
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static NonnullGCPtr<WeakMap> create(Realm&);
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virtual ~WeakMap() override = default;
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HashMap<GCPtr<Cell>, Value> const& values() const { return m_values; }
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HashMap<GCPtr<Cell>, Value>& values() { return m_values; }
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virtual void remove_dead_cells(Badge<Heap>) override;
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private:
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explicit WeakMap(Object& prototype);
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void visit_edges(Visitor&) override;
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HashMap<GCPtr<Cell>, Value> m_values; // This stores Cell pointers instead of Object pointers to aide with sweeping
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};
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}
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