summaryrefslogtreecommitdiff
path: root/Userland/Libraries/LibJS/Runtime/WeakMap.h
blob: e530cb95c10187fa1227bdbc73cf0cfdc6452500 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/*
 * Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <AK/HashMap.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/WeakContainer.h>

namespace JS {

class WeakMap final
    : public Object
    , public WeakContainer {
    JS_OBJECT(WeakMap, Object);

public:
    static WeakMap* create(GlobalObject&);

    explicit WeakMap(Object& prototype);
    virtual ~WeakMap() override;

    HashMap<Cell*, Value> const& values() const { return m_values; };
    HashMap<Cell*, Value>& values() { return m_values; };

    virtual void remove_swept_cells(Badge<Heap>, Vector<Cell*>&) override;

private:
    HashMap<Cell*, Value> m_values; // This stores Cell pointers instead of Object pointers to aide with sweeping
};

}