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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/
#include "qv4booleanobject_p.h"
#include "qv4string_p.h"
using namespace QV4;
DEFINE_OBJECT_VTABLE(BooleanCtor);
DEFINE_OBJECT_VTABLE(BooleanObject);
void Heap::BooleanCtor::init(QV4::ExecutionContext *scope)
{
Heap::FunctionObject::init(scope, QStringLiteral("Boolean"));
}
ReturnedValue BooleanCtor::virtualCallAsConstructor(const FunctionObject *that, const Value *argv, int argc, const Value *newTarget)
{
auto v4 = that->engine();
bool n = argc ? argv[0].toBoolean() : false;
ReturnedValue o = Encode(v4->newBooleanObject(n));
if (!newTarget)
return o;
Scope scope(v4);
ScopedObject obj(scope, o);
obj->setProtoFromNewTarget(newTarget);
return obj->asReturnedValue();
}
ReturnedValue BooleanCtor::virtualCall(const FunctionObject *, const Value *, const Value *argv, int argc)
{
bool value = argc ? argv[0].toBoolean() : 0;
return Encode(value);
}
void BooleanPrototype::init(ExecutionEngine *engine, Object *ctor)
{
Scope scope(engine);
ScopedObject o(scope);
ctor->defineReadonlyConfigurableProperty(engine->id_length(), Value::fromInt32(1));
ctor->defineReadonlyProperty(engine->id_prototype(), (o = this));
defineDefaultProperty(QStringLiteral("constructor"), (o = ctor));
defineDefaultProperty(engine->id_toString(), method_toString);
defineDefaultProperty(engine->id_valueOf(), method_valueOf);
}
static bool value(const Value *thisObject, bool *exception)
{
*exception = false;
if (thisObject->isBoolean()) {
return thisObject->booleanValue();
} else {
const BooleanObject *that = thisObject->as<BooleanObject>();
if (that)
return that->value();
}
*exception = true;
return false;
}
ReturnedValue BooleanPrototype::method_toString(const FunctionObject *b, const Value *thisObject, const Value *, int)
{
bool exception;
bool result = ::value(thisObject, &exception);
ExecutionEngine *v4 = b->engine();
if (exception)
return v4->throwTypeError();
return (result ? v4->id_true() : v4->id_false())->asReturnedValue();
}
ReturnedValue BooleanPrototype::method_valueOf(const FunctionObject *b, const Value *thisObject, const Value *, int)
{
bool exception;
bool result = ::value(thisObject, &exception);
if (exception) {
ExecutionEngine *v4 = b->engine();
return v4->throwTypeError();
}
return Encode(result);
}
|