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| 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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| 5749 // Make sure that the top context does not change when doing | 5749 // Make sure that the top context does not change when doing |
| 5750 // callbacks or interceptor calls. | 5750 // callbacks or interceptor calls. |
| 5751 AssertNoContextChange ncc; | 5751 AssertNoContextChange ncc; |
| 5752 HandleScope scope; | 5752 HandleScope scope; |
| 5753 Handle<InterceptorInfo> interceptor(GetIndexedInterceptor()); | 5753 Handle<InterceptorInfo> interceptor(GetIndexedInterceptor()); |
| 5754 Handle<JSObject> receiver_handle(receiver); | 5754 Handle<JSObject> receiver_handle(receiver); |
| 5755 Handle<JSObject> holder_handle(this); | 5755 Handle<JSObject> holder_handle(this); |
| 5756 CustomArguments args(interceptor->data(), receiver, this); | 5756 CustomArguments args(interceptor->data(), receiver, this); |
| 5757 v8::AccessorInfo info(args.end()); | 5757 v8::AccessorInfo info(args.end()); |
| 5758 if (!interceptor->query()->IsUndefined()) { | 5758 if (!interceptor->query()->IsUndefined()) { |
| 5759 v8::IndexedPropertyQueryImpl query = | 5759 v8::IndexedPropertyQuery query = |
| 5760 v8::ToCData<v8::IndexedPropertyQueryImpl>(interceptor->query()); | 5760 v8::ToCData<v8::IndexedPropertyQuery>(interceptor->query()); |
| 5761 LOG(ApiIndexedPropertyAccess("interceptor-indexed-has", this, index)); | 5761 LOG(ApiIndexedPropertyAccess("interceptor-indexed-has", this, index)); |
| 5762 v8::Handle<v8::Value> result; | 5762 v8::Handle<v8::Integer> result; |
| 5763 { | 5763 { |
| 5764 // Leaving JavaScript. | 5764 // Leaving JavaScript. |
| 5765 VMState state(EXTERNAL); | 5765 VMState state(EXTERNAL); |
| 5766 result = query(index, info); | 5766 result = query(index, info); |
| 5767 } | 5767 } |
| 5768 if (!result.IsEmpty()) { | 5768 if (!result.IsEmpty()) { |
| 5769 // IsBoolean check would be removed when transition to new API is over. | 5769 ASSERT(result->IsInt32()); |
| 5770 if (result->IsBoolean()) { | 5770 return true; // absence of property is signaled by empty handle. |
| 5771 return result->IsTrue() ? true : false; | |
| 5772 } else { | |
| 5773 ASSERT(result->IsInt32()); | |
| 5774 return true; // absence of property is signaled by empty handle. | |
| 5775 } | |
| 5776 } | 5771 } |
| 5777 } else if (!interceptor->getter()->IsUndefined()) { | 5772 } else if (!interceptor->getter()->IsUndefined()) { |
| 5778 v8::IndexedPropertyGetter getter = | 5773 v8::IndexedPropertyGetter getter = |
| 5779 v8::ToCData<v8::IndexedPropertyGetter>(interceptor->getter()); | 5774 v8::ToCData<v8::IndexedPropertyGetter>(interceptor->getter()); |
| 5780 LOG(ApiIndexedPropertyAccess("interceptor-indexed-has-get", this, index)); | 5775 LOG(ApiIndexedPropertyAccess("interceptor-indexed-has-get", this, index)); |
| 5781 v8::Handle<v8::Value> result; | 5776 v8::Handle<v8::Value> result; |
| 5782 { | 5777 { |
| 5783 // Leaving JavaScript. | 5778 // Leaving JavaScript. |
| 5784 VMState state(EXTERNAL); | 5779 VMState state(EXTERNAL); |
| 5785 result = getter(index, info); | 5780 result = getter(index, info); |
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| 8754 if (break_point_objects()->IsUndefined()) return 0; | 8749 if (break_point_objects()->IsUndefined()) return 0; |
| 8755 // Single beak point. | 8750 // Single beak point. |
| 8756 if (!break_point_objects()->IsFixedArray()) return 1; | 8751 if (!break_point_objects()->IsFixedArray()) return 1; |
| 8757 // Multiple break points. | 8752 // Multiple break points. |
| 8758 return FixedArray::cast(break_point_objects())->length(); | 8753 return FixedArray::cast(break_point_objects())->length(); |
| 8759 } | 8754 } |
| 8760 #endif | 8755 #endif |
| 8761 | 8756 |
| 8762 | 8757 |
| 8763 } } // namespace v8::internal | 8758 } } // namespace v8::internal |
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