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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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317 enum KeyCollectionType { LOCAL_ONLY, INCLUDE_PROTOS }; | 317 enum KeyCollectionType { LOCAL_ONLY, INCLUDE_PROTOS }; |
318 | 318 |
319 // Computes the enumerable keys for a JSObject. Used for implementing | 319 // Computes the enumerable keys for a JSObject. Used for implementing |
320 // "for (n in object) { }". | 320 // "for (n in object) { }". |
321 MUST_USE_RESULT MaybeHandle<FixedArray> GetKeysInFixedArrayFor( | 321 MUST_USE_RESULT MaybeHandle<FixedArray> GetKeysInFixedArrayFor( |
322 Handle<JSReceiver> object, KeyCollectionType type); | 322 Handle<JSReceiver> object, KeyCollectionType type); |
323 Handle<FixedArray> ReduceFixedArrayTo(Handle<FixedArray> array, int length); | 323 Handle<FixedArray> ReduceFixedArrayTo(Handle<FixedArray> array, int length); |
324 Handle<FixedArray> GetEnumPropertyKeys(Handle<JSObject> object, | 324 Handle<FixedArray> GetEnumPropertyKeys(Handle<JSObject> object, |
325 bool cache_result); | 325 bool cache_result); |
326 | 326 |
327 Handle<JSGlobalProxy> ReinitializeJSGlobalProxy( | |
328 Handle<JSFunction> constructor, | |
329 Handle<JSGlobalProxy> global); | |
330 | |
331 void AddWeakObjectToCodeDependency(Heap* heap, | 327 void AddWeakObjectToCodeDependency(Heap* heap, |
332 Handle<Object> object, | 328 Handle<Object> object, |
333 Handle<Code> code); | 329 Handle<Code> code); |
334 | 330 |
335 // Seal off the current HandleScope so that new handles can only be created | 331 // Seal off the current HandleScope so that new handles can only be created |
336 // if a new HandleScope is entered. | 332 // if a new HandleScope is entered. |
337 class SealHandleScope BASE_EMBEDDED { | 333 class SealHandleScope BASE_EMBEDDED { |
338 public: | 334 public: |
339 #ifndef DEBUG | 335 #ifndef DEBUG |
340 explicit SealHandleScope(Isolate* isolate) {} | 336 explicit SealHandleScope(Isolate* isolate) {} |
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356 | 352 |
357 void Initialize() { | 353 void Initialize() { |
358 next = limit = NULL; | 354 next = limit = NULL; |
359 level = 0; | 355 level = 0; |
360 } | 356 } |
361 }; | 357 }; |
362 | 358 |
363 } } // namespace v8::internal | 359 } } // namespace v8::internal |
364 | 360 |
365 #endif // V8_HANDLES_H_ | 361 #endif // V8_HANDLES_H_ |
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