-
Notifications
You must be signed in to change notification settings - Fork 33
/
compat-inl.h
247 lines (194 loc) · 6.99 KB
/
compat-inl.h
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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
// Copyright (c) 2014, StrongLoop Inc.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#ifndef COMPAT_INL_H_ // NOLINT(build/header_guard)
#define COMPAT_INL_H_ // NOLINT(build/header_guard)
#include "compat.h"
namespace compat {
#if COMPAT_NODE_VERSION == 10
#define COMPAT_ISOLATE
#define COMPAT_ISOLATE_
#else
#define COMPAT_ISOLATE isolate
#define COMPAT_ISOLATE_ isolate,
#endif
namespace I {
template <typename T>
inline void Use(const T&) {}
template <typename T>
inline v8::Local<T> ToLocal(v8::Local<T> handle) {
return handle;
}
#if COMPAT_NODE_VERSION == 10
template <typename T>
inline v8::Local<T> ToLocal(v8::Handle<T> handle) {
return v8::Local<T>::New(handle);
}
#endif
} // namespace I
v8::Local<v8::Boolean> True(v8::Isolate* isolate) {
I::Use(isolate);
return I::ToLocal<v8::Boolean>(v8::True(COMPAT_ISOLATE));
}
v8::Local<v8::Boolean> False(v8::Isolate* isolate) {
I::Use(isolate);
return I::ToLocal<v8::Boolean>(v8::False(COMPAT_ISOLATE));
}
v8::Local<v8::Primitive> Null(v8::Isolate* isolate) {
I::Use(isolate);
return I::ToLocal<v8::Primitive>(v8::Null(COMPAT_ISOLATE));
}
v8::Local<v8::Primitive> Undefined(v8::Isolate* isolate) {
I::Use(isolate);
return I::ToLocal<v8::Primitive>(v8::Undefined(COMPAT_ISOLATE));
}
v8::Local<v8::Array> Array::New(v8::Isolate* isolate, int length) {
I::Use(isolate);
return v8::Array::New(COMPAT_ISOLATE_ length);
}
v8::Local<v8::Boolean> Boolean::New(v8::Isolate* isolate, bool value) {
I::Use(isolate);
return I::ToLocal<v8::Boolean>(v8::Boolean::New(COMPAT_ISOLATE_ value));
}
v8::Local<v8::FunctionTemplate> FunctionTemplate::New(
v8::Isolate* isolate, FunctionCallback callback) {
I::Use(isolate);
return v8::FunctionTemplate::New(COMPAT_ISOLATE_ callback);
}
v8::Local<v8::Integer> Integer::New(v8::Isolate* isolate, int32_t value) {
I::Use(isolate);
return v8::Integer::New(COMPAT_ISOLATE_ value);
}
v8::Local<v8::Integer> Integer::NewFromUnsigned(v8::Isolate* isolate,
uint32_t value) {
I::Use(isolate);
return v8::Integer::NewFromUnsigned(COMPAT_ISOLATE_ value);
}
v8::Local<v8::Number> Number::New(v8::Isolate* isolate, double value) {
I::Use(isolate);
return v8::Number::New(COMPAT_ISOLATE_ value);
}
v8::Local<v8::Object> Object::New(v8::Isolate* isolate) {
I::Use(isolate);
return v8::Object::New(COMPAT_ISOLATE);
}
template <typename T>
Persistent<T>::~Persistent() {
// Trying to dispose the handle when the VM has been destroyed
// (e.g. at program exit) will segfault.
if (v8::V8::IsDead()) return;
Reset();
}
template <typename T>
bool Persistent<T>::IsEmpty() const {
return handle_.IsEmpty();
}
ReturnType ReturnableHandleScope::Return(bool value) {
return Return(Boolean::New(isolate(), value));
}
ReturnType ReturnableHandleScope::Return(int value) {
return Return(Integer::New(isolate(), value));
}
ReturnType ReturnableHandleScope::Return(double value) {
return Return(Number::New(isolate(), value));
}
ReturnType ReturnableHandleScope::Return(const char* value) {
return Return(String::NewFromUtf8(isolate(), value));
}
v8::Isolate* ReturnableHandleScope::isolate() const {
return args_.GetIsolate();
}
#if COMPAT_NODE_VERSION == 10
const v8::HeapSnapshot* HeapProfiler::TakeHeapSnapshot(
v8::Isolate* isolate, v8::Local<v8::String> title) {
if (title.IsEmpty()) title = v8::String::Empty(isolate);
return v8::HeapProfiler::TakeSnapshot(title);
}
void HeapProfiler::DeleteAllHeapSnapshots(v8::Isolate* isolate) {
I::Use(isolate);
v8::HeapProfiler::DeleteAllSnapshots();
}
v8::Local<v8::String> String::NewFromUtf8(v8::Isolate* isolate,
const char* data, NewStringType type,
int length) {
I::Use(isolate);
if (type == kInternalizedString) {
return v8::String::NewSymbol(data, length);
}
if (type == kUndetectableString) {
return v8::String::NewUndetectable(data, length);
}
return v8::String::New(data, length);
}
HandleScope::HandleScope(v8::Isolate*) {}
template <typename T>
v8::Local<T> Persistent<T>::ToLocal(v8::Isolate*) const {
return *handle_;
}
template <typename T>
void Persistent<T>::Reset() {
handle_.Dispose();
handle_.Clear();
}
template <typename T>
void Persistent<T>::Reset(v8::Isolate*, v8::Local<T> value) {
Reset();
handle_ = v8::Persistent<T>::New(value);
}
ReturnableHandleScope::ReturnableHandleScope(const ArgumentType& args)
: args_(args) {}
ReturnType ReturnableHandleScope::Return() { return v8::Undefined(); }
ReturnType ReturnableHandleScope::Return(v8::Local<v8::Value> value) {
return handle_scope_.Close(value);
}
#elif COMPAT_NODE_VERSION == 12 || COMPAT_NODE_VERSION == COMPAT_IOJS_1_x
const v8::HeapSnapshot* HeapProfiler::TakeHeapSnapshot(
v8::Isolate* isolate, v8::Local<v8::String> title) {
if (title.IsEmpty()) title = v8::String::Empty(isolate);
return isolate->GetHeapProfiler()->TakeHeapSnapshot(title);
}
void HeapProfiler::DeleteAllHeapSnapshots(v8::Isolate* isolate) {
return isolate->GetHeapProfiler()->DeleteAllHeapSnapshots();
}
v8::Local<v8::String> String::NewFromUtf8(v8::Isolate* isolate,
const char* data, NewStringType type,
int length) {
return v8::String::NewFromUtf8(
isolate, data, static_cast<v8::String::NewStringType>(type), length);
}
HandleScope::HandleScope(v8::Isolate* isolate) : handle_scope_(isolate) {}
template <typename T>
v8::Local<T> Persistent<T>::ToLocal(v8::Isolate* isolate) const {
return v8::Local<T>::New(isolate, handle_);
}
template <typename T>
void Persistent<T>::Reset() {
handle_.Reset();
}
template <typename T>
void Persistent<T>::Reset(v8::Isolate* isolate, v8::Local<T> value) {
handle_.Reset(isolate, value);
}
ReturnableHandleScope::ReturnableHandleScope(const ArgumentType& args)
: args_(args), handle_scope_(args.GetIsolate()) {}
ReturnType ReturnableHandleScope::Return() {}
ReturnType ReturnableHandleScope::Return(v8::Local<v8::Value> value) {
// TODO(bnoordhuis) Creating handles for primitive values (int, double)
// is less efficient than passing them to ReturnValue<T>::Set() directly.
return args_.GetReturnValue().Set(value);
}
#endif
#undef COMPAT_ISOLATE_
#undef COMPAT_ISOLATE
} // namespace compat
#endif // COMPAT_INL_H_ // NOLINT(build/header_guard)