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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 // 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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2772 friend class ObjectTemplate; | 2772 friend class ObjectTemplate; |
2773 friend class FunctionTemplate; | 2773 friend class FunctionTemplate; |
2774 }; | 2774 }; |
2775 | 2775 |
2776 | 2776 |
2777 template<typename T> | 2777 template<typename T> |
2778 class ReturnValue { | 2778 class ReturnValue { |
2779 public: | 2779 public: |
2780 V8_INLINE(explicit ReturnValue(internal::Object** slot)); | 2780 V8_INLINE(explicit ReturnValue(internal::Object** slot)); |
2781 // Handle setters | 2781 // Handle setters |
2782 V8_INLINE(void Set(const Persistent<T>& handle)); | 2782 template <typename S> V8_INLINE(void Set(const Persistent<S>& handle)); |
2783 V8_INLINE(void Set(const Handle<T> handle)); | 2783 template <typename S> V8_INLINE(void Set(const Handle<S> handle)); |
2784 // Fast primitive setters | 2784 // Fast primitive setters |
2785 V8_INLINE(void Set(bool value)); | 2785 V8_INLINE(void Set(bool value)); |
2786 V8_INLINE(void Set(double i)); | 2786 V8_INLINE(void Set(double i)); |
2787 V8_INLINE(void Set(int32_t i)); | 2787 V8_INLINE(void Set(int32_t i)); |
2788 V8_INLINE(void Set(uint32_t i)); | 2788 V8_INLINE(void Set(uint32_t i)); |
2789 // Fast JS primitive setters | 2789 // Fast JS primitive setters |
2790 V8_INLINE(void SetNull()); | 2790 V8_INLINE(void SetNull()); |
2791 V8_INLINE(void SetUndefined()); | 2791 V8_INLINE(void SetUndefined()); |
2792 // Convenience getter for Isolate | 2792 // Convenience getter for Isolate |
2793 V8_INLINE(Isolate* GetIsolate()); | 2793 V8_INLINE(Isolate* GetIsolate()); |
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5677 internal::Object** obj = reinterpret_cast<internal::Object**>(this->val_); | 5677 internal::Object** obj = reinterpret_cast<internal::Object**>(this->val_); |
5678 uint8_t* addr = reinterpret_cast<uint8_t*>(obj) + I::kNodeClassIdOffset; | 5678 uint8_t* addr = reinterpret_cast<uint8_t*>(obj) + I::kNodeClassIdOffset; |
5679 return *reinterpret_cast<uint16_t*>(addr); | 5679 return *reinterpret_cast<uint16_t*>(addr); |
5680 } | 5680 } |
5681 | 5681 |
5682 | 5682 |
5683 template<typename T> | 5683 template<typename T> |
5684 ReturnValue<T>::ReturnValue(internal::Object** slot) : value_(slot) {} | 5684 ReturnValue<T>::ReturnValue(internal::Object** slot) : value_(slot) {} |
5685 | 5685 |
5686 template<typename T> | 5686 template<typename T> |
5687 void ReturnValue<T>::Set(const Persistent<T>& handle) { | 5687 template<typename S> |
| 5688 void ReturnValue<T>::Set(const Persistent<S>& handle) { |
| 5689 TYPE_CHECK(T, S); |
5688 *value_ = *reinterpret_cast<internal::Object**>(*handle); | 5690 *value_ = *reinterpret_cast<internal::Object**>(*handle); |
5689 } | 5691 } |
5690 | 5692 |
5691 template<typename T> | 5693 template<typename T> |
5692 void ReturnValue<T>::Set(const Handle<T> handle) { | 5694 template<typename S> |
| 5695 void ReturnValue<T>::Set(const Handle<S> handle) { |
| 5696 TYPE_CHECK(T, S); |
5693 *value_ = *reinterpret_cast<internal::Object**>(*handle); | 5697 *value_ = *reinterpret_cast<internal::Object**>(*handle); |
5694 } | 5698 } |
5695 | 5699 |
5696 template<typename T> | 5700 template<typename T> |
5697 void ReturnValue<T>::Set(double i) { | 5701 void ReturnValue<T>::Set(double i) { |
5698 Set(Number::New(GetIsolate(), i)); | 5702 Set(Number::New(GetIsolate(), i)); |
5699 } | 5703 } |
5700 | 5704 |
5701 template<typename T> | 5705 template<typename T> |
5702 void ReturnValue<T>::Set(int32_t i) { | 5706 void ReturnValue<T>::Set(int32_t i) { |
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6321 | 6325 |
6322 | 6326 |
6323 } // namespace v8 | 6327 } // namespace v8 |
6324 | 6328 |
6325 | 6329 |
6326 #undef V8EXPORT | 6330 #undef V8EXPORT |
6327 #undef TYPE_CHECK | 6331 #undef TYPE_CHECK |
6328 | 6332 |
6329 | 6333 |
6330 #endif // V8_H_ | 6334 #endif // V8_H_ |
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