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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_ELEMENTS_H_ | 5 #ifndef V8_ELEMENTS_H_ |
6 #define V8_ELEMENTS_H_ | 6 #define V8_ELEMENTS_H_ |
7 | 7 |
8 #include "src/elements-kind.h" | 8 #include "src/elements-kind.h" |
9 #include "src/heap/heap.h" | 9 #include "src/heap/heap.h" |
10 #include "src/isolate.h" | 10 #include "src/isolate.h" |
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48 PropertyFilter filter = ALL_PROPERTIES) = 0; | 48 PropertyFilter filter = ALL_PROPERTIES) = 0; |
49 | 49 |
50 inline bool HasElement(Handle<JSObject> holder, uint32_t index, | 50 inline bool HasElement(Handle<JSObject> holder, uint32_t index, |
51 PropertyFilter filter = ALL_PROPERTIES) { | 51 PropertyFilter filter = ALL_PROPERTIES) { |
52 return HasElement(holder, index, handle(holder->elements()), filter); | 52 return HasElement(holder, index, handle(holder->elements()), filter); |
53 } | 53 } |
54 | 54 |
55 virtual Handle<Object> Get(Handle<JSObject> holder, uint32_t entry) = 0; | 55 virtual Handle<Object> Get(Handle<JSObject> holder, uint32_t entry) = 0; |
56 | 56 |
57 virtual PropertyDetails GetDetails(JSObject* holder, uint32_t entry) = 0; | 57 virtual PropertyDetails GetDetails(JSObject* holder, uint32_t entry) = 0; |
| 58 virtual bool HasAccessors(JSObject* holder) = 0; |
58 | 59 |
59 // Modifies the length data property as specified for JSArrays and resizes the | 60 // Modifies the length data property as specified for JSArrays and resizes the |
60 // underlying backing store accordingly. The method honors the semantics of | 61 // underlying backing store accordingly. The method honors the semantics of |
61 // changing array sizes as defined in EcmaScript 5.1 15.4.5.2, i.e. array that | 62 // changing array sizes as defined in EcmaScript 5.1 15.4.5.2, i.e. array that |
62 // have non-deletable elements can only be shrunk to the size of highest | 63 // have non-deletable elements can only be shrunk to the size of highest |
63 // element that is non-deletable. | 64 // element that is non-deletable. |
64 virtual void SetLength(Handle<JSArray> holder, uint32_t new_length) = 0; | 65 virtual void SetLength(Handle<JSArray> holder, uint32_t new_length) = 0; |
65 | 66 |
66 // Deletes an element in an object. | 67 // Deletes an element in an object. |
67 virtual void Delete(Handle<JSObject> holder, uint32_t entry) = 0; | 68 virtual void Delete(Handle<JSObject> holder, uint32_t entry) = 0; |
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185 bool allow_appending = false); | 186 bool allow_appending = false); |
186 | 187 |
187 MUST_USE_RESULT MaybeHandle<Object> ArrayConstructInitializeElements( | 188 MUST_USE_RESULT MaybeHandle<Object> ArrayConstructInitializeElements( |
188 Handle<JSArray> array, | 189 Handle<JSArray> array, |
189 Arguments* args); | 190 Arguments* args); |
190 | 191 |
191 } // namespace internal | 192 } // namespace internal |
192 } // namespace v8 | 193 } // namespace v8 |
193 | 194 |
194 #endif // V8_ELEMENTS_H_ | 195 #endif // V8_ELEMENTS_H_ |
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