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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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 (function(global, utils) { | 5 (function(global, utils) { |
6 | 6 |
7 "use strict"; | 7 "use strict"; |
8 | 8 |
9 %CheckIsBootstrapping(); | 9 %CheckIsBootstrapping(); |
10 | 10 |
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123 } | 123 } |
124 } | 124 } |
125 this.defineProperty(name, { | 125 this.defineProperty(name, { |
126 value: val, | 126 value: val, |
127 writable: true, | 127 writable: true, |
128 enumerable: true, | 128 enumerable: true, |
129 configurable: true}); | 129 configurable: true}); |
130 return true; | 130 return true; |
131 } | 131 } |
132 | 132 |
133 function DerivedHasTrap(name) { | |
134 return !!this.getPropertyDescriptor(name) | |
135 } | |
136 | |
137 function DerivedHasOwnTrap(name) { | 133 function DerivedHasOwnTrap(name) { |
138 return !!this.getOwnPropertyDescriptor(name) | 134 return !!this.getOwnPropertyDescriptor(name) |
139 } | 135 } |
neis
2015/11/27 14:30:24
I think this one should go as well.
Jakob Kummerow
2015/11/30 08:49:27
Unfortunately it's still used by ObjectHasOwnPrope
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140 | 136 |
141 function DerivedKeysTrap() { | 137 function DerivedKeysTrap() { |
142 var names = this.getOwnPropertyNames() | 138 var names = this.getOwnPropertyNames() |
143 var enumerableNames = [] | 139 var enumerableNames = [] |
144 for (var i = 0, count = 0; i < names.length; ++i) { | 140 for (var i = 0, count = 0; i < names.length; ++i) { |
145 var name = names[i] | 141 var name = names[i] |
146 if (IS_SYMBOL(name)) continue | 142 if (IS_SYMBOL(name)) continue |
147 var desc = this.getOwnPropertyDescriptor(TO_STRING(name)) | 143 var desc = this.getOwnPropertyDescriptor(TO_STRING(name)) |
148 if (!IS_UNDEFINED(desc) && desc.enumerable) { | 144 if (!IS_UNDEFINED(desc) && desc.enumerable) { |
149 enumerableNames[count++] = names[i] | 145 enumerableNames[count++] = names[i] |
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190 // Exports | 186 // Exports |
191 | 187 |
192 utils.Export(function(to) { | 188 utils.Export(function(to) { |
193 to.ProxyDelegateCallAndConstruct = DelegateCallAndConstruct; | 189 to.ProxyDelegateCallAndConstruct = DelegateCallAndConstruct; |
194 to.ProxyDerivedHasOwnTrap = DerivedHasOwnTrap; | 190 to.ProxyDerivedHasOwnTrap = DerivedHasOwnTrap; |
195 to.ProxyDerivedKeysTrap = DerivedKeysTrap; | 191 to.ProxyDerivedKeysTrap = DerivedKeysTrap; |
196 }); | 192 }); |
197 | 193 |
198 %InstallToContext([ | 194 %InstallToContext([ |
199 "derived_get_trap", DerivedGetTrap, | 195 "derived_get_trap", DerivedGetTrap, |
200 "derived_has_trap", DerivedHasTrap, | |
201 "derived_set_trap", DerivedSetTrap, | 196 "derived_set_trap", DerivedSetTrap, |
202 "proxy_enumerate", ProxyEnumerate, | 197 "proxy_enumerate", ProxyEnumerate, |
203 ]); | 198 ]); |
204 | 199 |
205 }) | 200 }) |
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