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
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
|
/*
* Copyright (C) 2012 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. ``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
* 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.
*/
#ifndef PrintStream_h
#define PrintStream_h
#include <stdarg.h>
#include <wtf/FastAllocBase.h>
#include <wtf/Noncopyable.h>
#include <wtf/Platform.h>
#include <wtf/RawPointer.h>
#include <wtf/StdLibExtras.h>
namespace WTF {
class CString;
class String;
class PrintStream {
WTF_MAKE_FAST_ALLOCATED; WTF_MAKE_NONCOPYABLE(PrintStream);
public:
PrintStream();
virtual ~PrintStream();
void printf(const char* format, ...) WTF_ATTRIBUTE_PRINTF(2, 3);
virtual void vprintf(const char* format, va_list) WTF_ATTRIBUTE_PRINTF(2, 0) = 0;
// Typically a no-op for many subclasses of PrintStream, this is a hint that
// the implementation should flush its buffers if it had not done so already.
virtual void flush();
template<typename T>
void print(const T& value)
{
printInternal(*this, value);
}
template<typename T1, typename T2>
void print(const T1& value1, const T2& value2)
{
print(value1);
print(value2);
}
template<typename T1, typename T2, typename T3>
void print(const T1& value1, const T2& value2, const T3& value3)
{
print(value1);
print(value2);
print(value3);
}
template<typename T1, typename T2, typename T3, typename T4>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4)
{
print(value1);
print(value2);
print(value3);
print(value4);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7, const T8& value8)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
print(value8);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7, const T8& value8, const T9& value9)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
print(value8);
print(value9);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9, typename T10>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7, const T8& value8, const T9& value9, const T10& value10)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
print(value8);
print(value9);
print(value10);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9, typename T10, typename T11>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7, const T8& value8, const T9& value9, const T10& value10, const T11& value11)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
print(value8);
print(value9);
print(value10);
print(value11);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9, typename T10, typename T11, typename T12>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7, const T8& value8, const T9& value9, const T10& value10, const T11& value11, const T12& value12)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
print(value8);
print(value9);
print(value10);
print(value11);
print(value12);
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9, typename T10, typename T11, typename T12, typename T13>
void print(const T1& value1, const T2& value2, const T3& value3, const T4& value4, const T5& value5, const T6& value6, const T7& value7, const T8& value8, const T9& value9, const T10& value10, const T11& value11, const T12& value12, const T13& value13)
{
print(value1);
print(value2);
print(value3);
print(value4);
print(value5);
print(value6);
print(value7);
print(value8);
print(value9);
print(value10);
print(value11);
print(value12);
print(value13);
}
};
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, const char*);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, const CString&);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, const String&);
inline void printInternal(PrintStream& out, char* value) { printInternal(out, static_cast<const char*>(value)); }
inline void printInternal(PrintStream& out, CString& value) { printInternal(out, static_cast<const CString&>(value)); }
inline void printInternal(PrintStream& out, String& value) { printInternal(out, static_cast<const String&>(value)); }
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, bool);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, int);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, unsigned);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, long);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, unsigned long);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, long long);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, unsigned long long);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, float);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, double);
WTF_EXPORT_PRIVATE void printInternal(PrintStream&, RawPointer);
template<typename T>
void printInternal(PrintStream& out, const T& value)
{
value.dump(out);
}
#define MAKE_PRINT_ADAPTOR(Name, Type, function) \
class Name { \
public: \
Name(const Type& value) \
: m_value(value) \
{ \
} \
void dump(PrintStream& out) const \
{ \
function(out, m_value); \
} \
private: \
Type m_value; \
}
#define MAKE_PRINT_METHOD_ADAPTOR(Name, Type, method) \
class Name { \
public: \
Name(const Type& value) \
: m_value(value) \
{ \
} \
void dump(PrintStream& out) const \
{ \
m_value.method(out); \
} \
private: \
const Type& m_value; \
}
#define MAKE_PRINT_METHOD(Type, dumpMethod, method) \
MAKE_PRINT_METHOD_ADAPTOR(DumperFor_##method, Type, dumpMethod); \
DumperFor_##method method() const { return DumperFor_##method(*this); }
// Use an adaptor-based dumper for characters to avoid situations where
// you've "compressed" an integer to a character and it ends up printing
// as ASCII when you wanted it to print as a number.
void dumpCharacter(PrintStream&, char);
MAKE_PRINT_ADAPTOR(CharacterDump, char, dumpCharacter);
template<typename T>
class PointerDump {
public:
PointerDump(const T* ptr)
: m_ptr(ptr)
{
}
void dump(PrintStream& out) const
{
if (m_ptr)
printInternal(out, *m_ptr);
else
out.print("(null)");
}
private:
const T* m_ptr;
};
template<typename T>
PointerDump<T> pointerDump(const T* ptr) { return PointerDump<T>(ptr); }
} // namespace WTF
using WTF::CharacterDump;
using WTF::PointerDump;
using WTF::PrintStream;
using WTF::pointerDump;
#endif // PrintStream_h
|
