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
|
/*
* Copyright (C) 2006-2019 Apple Inc. All rights reserved.
* Copyright (c) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "ScriptValue.h"
#include "JSCInlines.h"
#include "JSLock.h"
namespace Inspector {
using namespace JSC;
static RefPtr<JSON::Value> jsToInspectorValue(JSGlobalObject* globalObject, JSValue value, int maxDepth)
{
if (!value) {
ASSERT_NOT_REACHED();
return nullptr;
}
if (!maxDepth)
return nullptr;
maxDepth--;
if (value.isUndefinedOrNull())
return JSON::Value::null();
if (value.isBoolean())
return JSON::Value::create(value.asBoolean());
if (value.isNumber() && value.isDouble())
return JSON::Value::create(value.asNumber());
if (value.isNumber() && value.isAnyInt())
return JSON::Value::create(static_cast<int>(value.asAnyInt()));
if (value.isString())
return JSON::Value::create(asString(value)->value(globalObject));
if (value.isObject()) {
if (isJSArray(value)) {
auto inspectorArray = JSON::Array::create();
auto& array = *asArray(value);
unsigned length = array.length();
for (unsigned i = 0; i < length; i++) {
auto elementValue = jsToInspectorValue(globalObject, array.getIndex(globalObject, i), maxDepth);
if (!elementValue)
return nullptr;
inspectorArray->pushValue(elementValue.releaseNonNull());
}
return inspectorArray;
}
VM& vm = globalObject->vm();
auto inspectorObject = JSON::Object::create();
auto& object = *value.getObject();
PropertyNameArray propertyNames(vm, PropertyNameMode::Strings, PrivateSymbolMode::Exclude);
object.methodTable(vm)->getOwnPropertyNames(&object, globalObject, propertyNames, DontEnumPropertiesMode::Exclude);
for (auto& name : propertyNames) {
auto inspectorValue = jsToInspectorValue(globalObject, object.get(globalObject, name), maxDepth);
if (!inspectorValue)
return nullptr;
inspectorObject->setValue(name.string(), inspectorValue.releaseNonNull());
}
return inspectorObject;
}
ASSERT_NOT_REACHED();
return nullptr;
}
RefPtr<JSON::Value> toInspectorValue(JSGlobalObject* globalObject, JSValue value)
{
// FIXME: Maybe we should move the JSLockHolder stuff to the callers since this function takes a JSValue directly.
// Doing the locking here made sense when we were trying to abstract the difference between multiple JavaScript engines.
JSLockHolder holder(globalObject);
return jsToInspectorValue(globalObject, value, JSON::Value::maxDepth);
}
} // namespace Inspector
|
