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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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73 if (!IS_UNDEFINED(%WeakMapGet(this, key))) { | 73 if (!IS_UNDEFINED(%WeakMapGet(this, key))) { |
74 %WeakMapSet(this, key, void 0); | 74 %WeakMapSet(this, key, void 0); |
75 return true; | 75 return true; |
76 } else { | 76 } else { |
77 return false; | 77 return false; |
78 } | 78 } |
79 } | 79 } |
80 | 80 |
81 // ------------------------------------------------------------------- | 81 // ------------------------------------------------------------------- |
82 | 82 |
83 (function () { | 83 function SetupWeakMap() { |
84 %CheckIsBootstrapping(); | |
85 // Set up the WeakMap constructor function. | 84 // Set up the WeakMap constructor function. |
86 %SetCode($WeakMap, WeakMapConstructor); | 85 %SetCode($WeakMap, WeakMapConstructor); |
87 | 86 |
88 // Set up the WeakMap prototype object. | 87 // Set up the WeakMap prototype object. |
89 %FunctionSetPrototype($WeakMap, new $WeakMap()); | 88 %FunctionSetPrototype($WeakMap, new $WeakMap()); |
90 | 89 |
91 // Set up the constructor property on the WeakMap prototype object. | 90 // Set up the constructor property on the WeakMap prototype object. |
92 %SetProperty($WeakMap.prototype, "constructor", $WeakMap, DONT_ENUM); | 91 %SetProperty($WeakMap.prototype, "constructor", $WeakMap, DONT_ENUM); |
93 | 92 |
94 // Set up the non-enumerable functions on the WeakMap prototype object. | 93 // Set up the non-enumerable functions on the WeakMap prototype object. |
95 InstallFunctionsOnHiddenPrototype($WeakMap.prototype, DONT_ENUM, $Array( | 94 InstallFunctionsOnHiddenPrototype($WeakMap.prototype, DONT_ENUM, $Array( |
96 "get", WeakMapGet, | 95 "get", WeakMapGet, |
97 "set", WeakMapSet, | 96 "set", WeakMapSet, |
98 "has", WeakMapHas, | 97 "has", WeakMapHas, |
99 "delete", WeakMapDelete | 98 "delete", WeakMapDelete |
100 )); | 99 )); |
101 })(); | 100 } |
| 101 |
| 102 |
| 103 SetupWeakMap(); |
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