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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_API_H_ | 5 #ifndef V8_API_H_ |
6 #define V8_API_H_ | 6 #define V8_API_H_ |
7 | 7 |
8 #include "include/v8-testing.h" | 8 #include "include/v8-testing.h" |
9 #include "src/contexts.h" | 9 #include "src/contexts.h" |
10 #include "src/factory.h" | 10 #include "src/factory.h" |
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36 explicit inline NeanderObject(v8::internal::Object* obj); | 36 explicit inline NeanderObject(v8::internal::Object* obj); |
37 inline v8::internal::Object* get(int index); | 37 inline v8::internal::Object* get(int index); |
38 inline void set(int index, v8::internal::Object* value); | 38 inline void set(int index, v8::internal::Object* value); |
39 inline v8::internal::Handle<v8::internal::JSObject> value() { return value_; } | 39 inline v8::internal::Handle<v8::internal::JSObject> value() { return value_; } |
40 int size(); | 40 int size(); |
41 private: | 41 private: |
42 v8::internal::Handle<v8::internal::JSObject> value_; | 42 v8::internal::Handle<v8::internal::JSObject> value_; |
43 }; | 43 }; |
44 | 44 |
45 | 45 |
46 // Utilities for working with neander-arrays, a simple extensible | |
47 // array abstraction built on neander-objects. | |
48 class NeanderArray { | |
49 public: | |
50 explicit NeanderArray(v8::internal::Isolate* isolate); | |
51 explicit inline NeanderArray(v8::internal::Handle<v8::internal::Object> obj); | |
52 inline v8::internal::Handle<v8::internal::JSObject> value() { | |
53 return obj_.value(); | |
54 } | |
55 | |
56 void add(internal::Isolate* isolate, | |
57 v8::internal::Handle<v8::internal::Object> value); | |
58 | |
59 int length(); | |
60 | |
61 v8::internal::Object* get(int index); | |
62 // Change the value at an index to undefined value. If the index is | |
63 // out of bounds, the request is ignored. Returns the old value. | |
64 void set(int index, v8::internal::Object* value); | |
65 private: | |
66 NeanderObject obj_; | |
67 }; | |
68 | |
69 | |
70 NeanderObject::NeanderObject(v8::internal::Handle<v8::internal::Object> obj) | 46 NeanderObject::NeanderObject(v8::internal::Handle<v8::internal::Object> obj) |
71 : value_(v8::internal::Handle<v8::internal::JSObject>::cast(obj)) { } | 47 : value_(v8::internal::Handle<v8::internal::JSObject>::cast(obj)) { } |
72 | 48 |
73 | 49 |
74 NeanderObject::NeanderObject(v8::internal::Object* obj) | 50 NeanderObject::NeanderObject(v8::internal::Object* obj) |
75 : value_(v8::internal::Handle<v8::internal::JSObject>( | 51 : value_(v8::internal::Handle<v8::internal::JSObject>( |
76 v8::internal::JSObject::cast(obj))) { } | 52 v8::internal::JSObject::cast(obj))) { } |
77 | 53 |
78 | 54 |
79 NeanderArray::NeanderArray(v8::internal::Handle<v8::internal::Object> obj) | |
80 : obj_(obj) { } | |
81 | |
82 | |
83 v8::internal::Object* NeanderObject::get(int offset) { | 55 v8::internal::Object* NeanderObject::get(int offset) { |
84 DCHECK(value()->HasFastObjectElements()); | 56 DCHECK(value()->HasFastObjectElements()); |
85 return v8::internal::FixedArray::cast(value()->elements())->get(offset); | 57 return v8::internal::FixedArray::cast(value()->elements())->get(offset); |
86 } | 58 } |
87 | 59 |
88 | 60 |
89 void NeanderObject::set(int offset, v8::internal::Object* value) { | 61 void NeanderObject::set(int offset, v8::internal::Object* value) { |
90 DCHECK(value_->HasFastObjectElements()); | 62 DCHECK(value_->HasFastObjectElements()); |
91 v8::internal::FixedArray::cast(value_->elements())->set(offset, value); | 63 v8::internal::FixedArray::cast(value_->elements())->set(offset, value); |
92 } | 64 } |
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715 } | 687 } |
716 | 688 |
717 private: | 689 private: |
718 static v8::Testing::StressType stress_type_; | 690 static v8::Testing::StressType stress_type_; |
719 }; | 691 }; |
720 | 692 |
721 } // namespace internal | 693 } // namespace internal |
722 } // namespace v8 | 694 } // namespace v8 |
723 | 695 |
724 #endif // V8_API_H_ | 696 #endif // V8_API_H_ |
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