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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 #include "src/builtins.h" | 5 #include "src/builtins.h" |
6 | 6 |
7 #include "src/api.h" | 7 #include "src/api.h" |
8 #include "src/api-natives.h" | 8 #include "src/api-natives.h" |
9 #include "src/arguments.h" | 9 #include "src/arguments.h" |
10 #include "src/base/once.h" | 10 #include "src/base/once.h" |
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1583 PropertyDescriptor desc; | 1583 PropertyDescriptor desc; |
1584 Maybe<bool> found = | 1584 Maybe<bool> found = |
1585 JSReceiver::GetOwnPropertyDescriptor(isolate, receiver, key, &desc); | 1585 JSReceiver::GetOwnPropertyDescriptor(isolate, receiver, key, &desc); |
1586 MAYBE_RETURN(found, isolate->heap()->exception()); | 1586 MAYBE_RETURN(found, isolate->heap()->exception()); |
1587 // 4. Return FromPropertyDescriptor(desc). | 1587 // 4. Return FromPropertyDescriptor(desc). |
1588 if (!found.FromJust()) return isolate->heap()->undefined_value(); | 1588 if (!found.FromJust()) return isolate->heap()->undefined_value(); |
1589 return *desc.ToObject(isolate); | 1589 return *desc.ToObject(isolate); |
1590 } | 1590 } |
1591 | 1591 |
1592 | 1592 |
1593 namespace { | 1593 // ES6 section 19.1.2.8 Object.getOwnPropertySymbols ( O ) |
1594 | 1594 BUILTIN(ObjectGetOwnPropertySymbols) { |
1595 Object* GetOwnPropertyKeys(Isolate* isolate, | |
1596 BuiltinArguments<BuiltinExtraArguments::kNone> args, | |
1597 PropertyFilter filter) { | |
1598 HandleScope scope(isolate); | 1595 HandleScope scope(isolate); |
1599 Handle<Object> object = args.atOrUndefined(isolate, 1); | 1596 Handle<Object> object = args.atOrUndefined(isolate, 1); |
1600 Handle<JSReceiver> receiver; | 1597 Handle<JSReceiver> receiver; |
1601 ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, receiver, | 1598 ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, receiver, |
1602 Object::ToObject(isolate, object)); | 1599 Object::ToObject(isolate, object)); |
1603 Handle<FixedArray> keys; | 1600 Handle<FixedArray> keys; |
1604 ASSIGN_RETURN_FAILURE_ON_EXCEPTION( | 1601 ASSIGN_RETURN_FAILURE_ON_EXCEPTION( |
1605 isolate, keys, JSReceiver::GetKeys(receiver, JSReceiver::OWN_ONLY, filter, | 1602 isolate, keys, JSReceiver::GetKeys(receiver, JSReceiver::OWN_ONLY, |
1606 CONVERT_TO_STRING)); | 1603 SKIP_STRINGS, CONVERT_TO_STRING)); |
1607 return *isolate->factory()->NewJSArrayWithElements(keys); | 1604 return *isolate->factory()->NewJSArrayWithElements(keys); |
1608 } | 1605 } |
1609 | 1606 |
1610 } // namespace | |
1611 | 1607 |
1612 | |
1613 // ES6 section 19.1.2.7 Object.getOwnPropertyNames ( O ) | |
1614 BUILTIN(ObjectGetOwnPropertyNames) { | |
1615 return GetOwnPropertyKeys(isolate, args, SKIP_SYMBOLS); | |
1616 } | |
1617 | |
1618 | |
1619 // ES6 section 19.1.2.8 Object.getOwnPropertySymbols ( O ) | |
1620 BUILTIN(ObjectGetOwnPropertySymbols) { | |
1621 return GetOwnPropertyKeys(isolate, args, SKIP_STRINGS); | |
1622 } | |
1623 | |
1624 | |
1625 // ES6 section 19.1.2.11 Object.isExtensible ( O ) | 1608 // ES6 section 19.1.2.11 Object.isExtensible ( O ) |
1626 BUILTIN(ObjectIsExtensible) { | 1609 BUILTIN(ObjectIsExtensible) { |
1627 HandleScope scope(isolate); | 1610 HandleScope scope(isolate); |
1628 Handle<Object> object = args.atOrUndefined(isolate, 1); | 1611 Handle<Object> object = args.atOrUndefined(isolate, 1); |
1629 Maybe<bool> result = | 1612 Maybe<bool> result = |
1630 object->IsJSReceiver() | 1613 object->IsJSReceiver() |
1631 ? JSReceiver::IsExtensible(Handle<JSReceiver>::cast(object)) | 1614 ? JSReceiver::IsExtensible(Handle<JSReceiver>::cast(object)) |
1632 : Just(false); | 1615 : Just(false); |
1633 MAYBE_RETURN(result, isolate->heap()->exception()); | 1616 MAYBE_RETURN(result, isolate->heap()->exception()); |
1634 return isolate->heap()->ToBoolean(result.FromJust()); | 1617 return isolate->heap()->ToBoolean(result.FromJust()); |
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4022 BUILTIN_LIST_C(DEFINE_BUILTIN_ACCESSOR_C) | 4005 BUILTIN_LIST_C(DEFINE_BUILTIN_ACCESSOR_C) |
4023 BUILTIN_LIST_A(DEFINE_BUILTIN_ACCESSOR_A) | 4006 BUILTIN_LIST_A(DEFINE_BUILTIN_ACCESSOR_A) |
4024 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H) | 4007 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H) |
4025 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A) | 4008 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A) |
4026 #undef DEFINE_BUILTIN_ACCESSOR_C | 4009 #undef DEFINE_BUILTIN_ACCESSOR_C |
4027 #undef DEFINE_BUILTIN_ACCESSOR_A | 4010 #undef DEFINE_BUILTIN_ACCESSOR_A |
4028 | 4011 |
4029 | 4012 |
4030 } // namespace internal | 4013 } // namespace internal |
4031 } // namespace v8 | 4014 } // namespace v8 |
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