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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef PLATFORM_JSON_H_ | 5 #ifndef PLATFORM_JSON_H_ |
6 #define PLATFORM_JSON_H_ | 6 #define PLATFORM_JSON_H_ |
7 | 7 |
8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
9 #include "vm/globals.h" | 9 #include "vm/globals.h" |
10 | 10 |
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110 | 110 |
111 | 111 |
112 // TextBuffer maintains a dynamic character buffer with a printf-style way to | 112 // TextBuffer maintains a dynamic character buffer with a printf-style way to |
113 // append text. | 113 // append text. |
114 class TextBuffer : ValueObject { | 114 class TextBuffer : ValueObject { |
115 public: | 115 public: |
116 explicit TextBuffer(intptr_t buf_size); | 116 explicit TextBuffer(intptr_t buf_size); |
117 ~TextBuffer(); | 117 ~TextBuffer(); |
118 | 118 |
119 intptr_t Printf(const char* format, ...); | 119 intptr_t Printf(const char* format, ...); |
120 intptr_t Printf(const char* format, va_list args); | |
121 | 120 |
122 void Clear(); | 121 void Clear(); |
123 | 122 |
124 char* buf() { return buf_; } | 123 char* buf() { return buf_; } |
125 intptr_t length() { return msg_len_; } | 124 intptr_t length() { return msg_len_; } |
126 | 125 |
127 private: | 126 private: |
128 void GrowBuffer(intptr_t len); | 127 void GrowBuffer(intptr_t len); |
129 char* buf_; | 128 char* buf_; |
130 intptr_t buf_size_; | 129 intptr_t buf_size_; |
131 intptr_t msg_len_; | 130 intptr_t msg_len_; |
132 }; | 131 }; |
133 | 132 |
134 } // namespace dart | 133 } // namespace dart |
135 | 134 |
136 #endif // PLATFORM_JSON_H_ | 135 #endif // PLATFORM_JSON_H_ |
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