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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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88 | 88 |
89 // Closes the given scope, but lets this handle escape. See | 89 // Closes the given scope, but lets this handle escape. See |
90 // implementation in api.h. | 90 // implementation in api.h. |
91 inline Handle<T> EscapeFrom(v8::HandleScope* scope); | 91 inline Handle<T> EscapeFrom(v8::HandleScope* scope); |
92 | 92 |
93 private: | 93 private: |
94 T** location_; | 94 T** location_; |
95 }; | 95 }; |
96 | 96 |
97 | 97 |
| 98 // Convenience wrapper. |
| 99 template<class T> |
| 100 inline Handle<T> handle(T* t) { |
| 101 return Handle<T>(t); |
| 102 } |
| 103 |
| 104 |
98 class DeferredHandles; | 105 class DeferredHandles; |
99 class HandleScopeImplementer; | 106 class HandleScopeImplementer; |
100 | 107 |
101 | 108 |
102 // A stack-allocated class that governs a number of local handles. | 109 // A stack-allocated class that governs a number of local handles. |
103 // After a handle scope has been created, all local handles will be | 110 // After a handle scope has been created, all local handles will be |
104 // allocated within that handle scope until either the handle scope is | 111 // allocated within that handle scope until either the handle scope is |
105 // deleted or another handle scope is created. If there is already a | 112 // deleted or another handle scope is created. If there is already a |
106 // handle scope and a new one is created, all allocations will take | 113 // handle scope and a new one is created, all allocations will take |
107 // place in the new handle scope until it is deleted. After that, | 114 // place in the new handle scope until it is deleted. After that, |
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328 inline ~NoHandleAllocation(); | 335 inline ~NoHandleAllocation(); |
329 private: | 336 private: |
330 int level_; | 337 int level_; |
331 bool active_; | 338 bool active_; |
332 #endif | 339 #endif |
333 }; | 340 }; |
334 | 341 |
335 } } // namespace v8::internal | 342 } } // namespace v8::internal |
336 | 343 |
337 #endif // V8_HANDLES_H_ | 344 #endif // V8_HANDLES_H_ |
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