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
|
/*
* Copyright (C) 2016 Apple 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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.
*/
#pragma once
#include "IDLTypes.h"
#include "JSDOMConvertBase.h"
#include "JSDOMGlobalObject.h"
namespace WebCore {
template<typename T> struct Converter<IDLCallbackFunction<T>> : DefaultConverter<IDLCallbackFunction<T>> {
static constexpr bool conversionHasSideEffects = false;
template<typename ExceptionThrower = DefaultExceptionThrower>
static RefPtr<T> convert(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSValue value, ExceptionThrower&& exceptionThrower = ExceptionThrower())
{
JSC::VM& vm = JSC::getVM(&lexicalGlobalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
if (!value.isCallable()) {
exceptionThrower(lexicalGlobalObject, scope);
return nullptr;
}
return T::create(vm, JSC::asObject(value));
}
};
template<typename T> struct JSConverter<IDLCallbackFunction<T>> {
static constexpr bool needsState = false;
static constexpr bool needsGlobalObject = false;
template<typename U>
static JSC::JSValue convert(const U& value)
{
return toJS(Detail::getPtrOrRef(value));
}
template<typename U>
static JSC::JSValue convertNewlyCreated(U&& value)
{
return toJSNewlyCreated(std::forward<U>(value));
}
};
template<typename T> struct Converter<IDLCallbackInterface<T>> : DefaultConverter<IDLCallbackInterface<T>> {
template<typename ExceptionThrower = DefaultExceptionThrower>
static RefPtr<T> convert(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSValue value, ExceptionThrower&& exceptionThrower = ExceptionThrower())
{
JSC::VM& vm = JSC::getVM(&lexicalGlobalObject);
auto scope = DECLARE_THROW_SCOPE(vm);
if (!value.isObject()) {
exceptionThrower(lexicalGlobalObject, scope);
return nullptr;
}
return T::create(vm, JSC::asObject(value));
}
};
template<typename T> struct JSConverter<IDLCallbackInterface<T>> {
static constexpr bool needsState = false;
static constexpr bool needsGlobalObject = false;
template<typename U>
static JSC::JSValue convert(const U& value)
{
return toJS(Detail::getPtrOrRef(value));
}
template<typename U>
static JSC::JSValue convertNewlyCreated(U&& value)
{
return toJSNewlyCreated(std::forward<U>(value));
}
};
} // namespace WebCore
|
