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Serenity Operating System
1/*
2 * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <AK/LogStream.h>
28#include <LibJS/Heap/Heap.h>
29#include <LibJS/Heap/HeapBlock.h>
30#include <LibJS/Runtime/Cell.h>
31#include <LibJS/Runtime/Object.h>
32#include <LibJS/Runtime/PrimitiveString.h>
33#include <LibJS/Runtime/Value.h>
34
35namespace JS {
36
37void Cell::Visitor::visit(Value value)
38{
39 if (value.is_cell())
40 visit(value.as_cell());
41}
42
43Heap& Cell::heap() const
44{
45 return HeapBlock::from_cell(this)->heap();
46}
47
48Interpreter& Cell::interpreter()
49{
50 return heap().interpreter();
51}
52
53const LogStream& operator<<(const LogStream& stream, const Cell* cell)
54{
55 if (!cell)
56 return stream << "Cell{nullptr}";
57 return stream << cell->class_name() << '{' << static_cast<const void*>(cell) << '}';
58}
59
60}