OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
(...skipping 108 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
119 MUST_USE_RESULT virtual Handle<Object> SetLength( | 119 MUST_USE_RESULT virtual Handle<Object> SetLength( |
120 Handle<JSArray> holder, | 120 Handle<JSArray> holder, |
121 Handle<Object> new_length) = 0; | 121 Handle<Object> new_length) = 0; |
122 | 122 |
123 // Modifies both the length and capacity of a JSArray, resizing the underlying | 123 // Modifies both the length and capacity of a JSArray, resizing the underlying |
124 // backing store as necessary. This method does NOT honor the semantics of | 124 // backing store as necessary. This method does NOT honor the semantics of |
125 // EcmaScript 5.1 15.4.5.2, arrays can be shrunk beyond non-deletable | 125 // EcmaScript 5.1 15.4.5.2, arrays can be shrunk beyond non-deletable |
126 // elements. This method should only be called for array expansion OR by | 126 // elements. This method should only be called for array expansion OR by |
127 // runtime JavaScript code that use InternalArrays and don't care about | 127 // runtime JavaScript code that use InternalArrays and don't care about |
128 // EcmaScript 5.1 semantics. | 128 // EcmaScript 5.1 semantics. |
129 MUST_USE_RESULT virtual MaybeObject* SetCapacityAndLength(JSArray* array, | 129 virtual void SetCapacityAndLength( |
130 int capacity, | 130 Handle<JSArray> array, |
131 int length) = 0; | 131 int capacity, |
| 132 int length) = 0; |
132 | 133 |
133 // Deletes an element in an object, returning a new elements backing store. | 134 // Deletes an element in an object, returning a new elements backing store. |
134 MUST_USE_RESULT virtual Handle<Object> Delete( | 135 MUST_USE_RESULT virtual Handle<Object> Delete( |
135 Handle<JSObject> holder, | 136 Handle<JSObject> holder, |
136 uint32_t key, | 137 uint32_t key, |
137 JSReceiver::DeleteMode mode) = 0; | 138 JSReceiver::DeleteMode mode) = 0; |
138 | 139 |
139 // If kCopyToEnd is specified as the copy_size to CopyElements, it copies all | 140 // If kCopyToEnd is specified as the copy_size to CopyElements, it copies all |
140 // of elements from source after source_start to the destination array. | 141 // of elements from source after source_start to the destination array. |
141 static const int kCopyToEnd = -1; | 142 static const int kCopyToEnd = -1; |
(...skipping 74 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
216 | 217 |
217 void CheckArrayAbuse(JSObject* obj, const char* op, uint32_t key, | 218 void CheckArrayAbuse(JSObject* obj, const char* op, uint32_t key, |
218 bool allow_appending = false); | 219 bool allow_appending = false); |
219 | 220 |
220 Handle<Object> ArrayConstructInitializeElements(Handle<JSArray> array, | 221 Handle<Object> ArrayConstructInitializeElements(Handle<JSArray> array, |
221 Arguments* args); | 222 Arguments* args); |
222 | 223 |
223 } } // namespace v8::internal | 224 } } // namespace v8::internal |
224 | 225 |
225 #endif // V8_ELEMENTS_H_ | 226 #endif // V8_ELEMENTS_H_ |
OLD | NEW |