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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_KEYS_H_ | 5 #ifndef V8_KEYS_H_ |
6 #define V8_KEYS_H_ | 6 #define V8_KEYS_H_ |
7 | 7 |
8 #include "src/isolate.h" | 8 #include "src/isolate.h" |
9 #include "src/objects.h" | 9 #include "src/objects.h" |
10 | 10 |
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36 : isolate_(isolate), mode_(mode), filter_(filter) {} | 36 : isolate_(isolate), mode_(mode), filter_(filter) {} |
37 ~KeyAccumulator(); | 37 ~KeyAccumulator(); |
38 | 38 |
39 static MaybeHandle<FixedArray> GetKeys( | 39 static MaybeHandle<FixedArray> GetKeys( |
40 Handle<JSReceiver> object, KeyCollectionMode mode, PropertyFilter filter, | 40 Handle<JSReceiver> object, KeyCollectionMode mode, PropertyFilter filter, |
41 GetKeysConversion keys_conversion = GetKeysConversion::kKeepNumbers, | 41 GetKeysConversion keys_conversion = GetKeysConversion::kKeepNumbers, |
42 bool filter_proxy_keys = true, bool is_for_in = false); | 42 bool filter_proxy_keys = true, bool is_for_in = false); |
43 | 43 |
44 Handle<FixedArray> GetKeys( | 44 Handle<FixedArray> GetKeys( |
45 GetKeysConversion convert = GetKeysConversion::kKeepNumbers); | 45 GetKeysConversion convert = GetKeysConversion::kKeepNumbers); |
46 Maybe<bool> CollectKeys(Handle<JSReceiver> receiver, | 46 Maybe<bool> CollectKeys( |
47 Handle<JSReceiver> object); | 47 Handle<JSReceiver> receiver, Handle<JSReceiver> object, |
| 48 GetKeysConversion keys_conversion = GetKeysConversion::kKeepNumbers); |
48 Maybe<bool> CollectOwnElementIndices(Handle<JSReceiver> receiver, | 49 Maybe<bool> CollectOwnElementIndices(Handle<JSReceiver> receiver, |
49 Handle<JSObject> object); | 50 Handle<JSObject> object); |
50 Maybe<bool> CollectOwnPropertyNames(Handle<JSReceiver> receiver, | 51 Maybe<bool> CollectOwnPropertyNames(Handle<JSReceiver> receiver, |
51 Handle<JSObject> object); | 52 Handle<JSObject> object); |
52 Maybe<bool> CollectAccessCheckInterceptorKeys( | 53 Maybe<bool> CollectAccessCheckInterceptorKeys( |
53 Handle<AccessCheckInfo> access_check_info, Handle<JSReceiver> receiver, | 54 Handle<AccessCheckInfo> access_check_info, Handle<JSReceiver> receiver, |
54 Handle<JSObject> object); | 55 Handle<JSObject> object); |
55 | 56 |
56 static Handle<FixedArray> GetOwnEnumPropertyKeys(Isolate* isolate, | 57 static Handle<FixedArray> GetOwnEnumPropertyKeys(Isolate* isolate, |
57 Handle<JSObject> object); | 58 Handle<JSObject> object); |
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83 } | 84 } |
84 // Shadowing keys are used to filter keys. This happens when non-enumerable | 85 // Shadowing keys are used to filter keys. This happens when non-enumerable |
85 // keys appear again on the prototype chain. | 86 // keys appear again on the prototype chain. |
86 void AddShadowKey(Object* key); | 87 void AddShadowKey(Object* key); |
87 void AddShadowKey(Handle<Object> key); | 88 void AddShadowKey(Handle<Object> key); |
88 | 89 |
89 private: | 90 private: |
90 Maybe<bool> CollectOwnKeys(Handle<JSReceiver> receiver, | 91 Maybe<bool> CollectOwnKeys(Handle<JSReceiver> receiver, |
91 Handle<JSObject> object); | 92 Handle<JSObject> object); |
92 Maybe<bool> CollectOwnJSProxyKeys(Handle<JSReceiver> receiver, | 93 Maybe<bool> CollectOwnJSProxyKeys(Handle<JSReceiver> receiver, |
93 Handle<JSProxy> proxy); | 94 Handle<JSProxy> proxy, |
| 95 GetKeysConversion keys_conversion); |
94 Maybe<bool> CollectOwnJSProxyTargetKeys(Handle<JSProxy> proxy, | 96 Maybe<bool> CollectOwnJSProxyTargetKeys(Handle<JSProxy> proxy, |
95 Handle<JSReceiver> target); | 97 Handle<JSReceiver> target, |
| 98 GetKeysConversion keys_conversion); |
96 Maybe<bool> AddKeysFromJSProxy(Handle<JSProxy> proxy, | 99 Maybe<bool> AddKeysFromJSProxy(Handle<JSProxy> proxy, |
97 Handle<FixedArray> keys); | 100 Handle<FixedArray> keys); |
98 bool IsShadowed(Handle<Object> key); | 101 bool IsShadowed(Handle<Object> key); |
99 Handle<OrderedHashSet> keys() { return Handle<OrderedHashSet>::cast(keys_); } | 102 Handle<OrderedHashSet> keys() { return Handle<OrderedHashSet>::cast(keys_); } |
100 | 103 |
101 Isolate* isolate_; | 104 Isolate* isolate_; |
102 // keys_ is either an Handle<OrderedHashSet> or in the case of own JSProxy | 105 // keys_ is either an Handle<OrderedHashSet> or in the case of own JSProxy |
103 // keys a Handle<FixedArray>. The OrderedHashSet is in-place converted to the | 106 // keys a Handle<FixedArray>. The OrderedHashSet is in-place converted to the |
104 // result list, a FixedArray containing all collected keys. | 107 // result list, a FixedArray containing all collected keys. |
105 Handle<FixedArray> keys_; | 108 Handle<FixedArray> keys_; |
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149 bool is_receiver_simple_enum_ = false; | 152 bool is_receiver_simple_enum_ = false; |
150 bool has_empty_prototype_ = false; | 153 bool has_empty_prototype_ = false; |
151 | 154 |
152 DISALLOW_COPY_AND_ASSIGN(FastKeyAccumulator); | 155 DISALLOW_COPY_AND_ASSIGN(FastKeyAccumulator); |
153 }; | 156 }; |
154 | 157 |
155 } // namespace internal | 158 } // namespace internal |
156 } // namespace v8 | 159 } // namespace v8 |
157 | 160 |
158 #endif // V8_KEYS_H_ | 161 #endif // V8_KEYS_H_ |
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