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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 (function(global, utils) { | 5 (function(global, utils) { |
6 | 6 |
7 "use strict"; | 7 "use strict"; |
8 | 8 |
9 %CheckIsBootstrapping(); | 9 %CheckIsBootstrapping(); |
10 | 10 |
11 // ------------------------------------------------------------------- | 11 // ------------------------------------------------------------------- |
12 // Imports | 12 // Imports |
13 | 13 |
14 var GetExistingHash; | 14 var GetExistingHash; |
15 var GetHash; | 15 var GetHash; |
16 var GlobalObject = global.Object; | 16 var GlobalObject = global.Object; |
17 var GlobalWeakMap = global.WeakMap; | 17 var GlobalWeakMap = global.WeakMap; |
18 var GlobalWeakSet = global.WeakSet; | 18 var GlobalWeakSet = global.WeakSet; |
19 var MakeTypeError; | |
20 var toStringTagSymbol = utils.ImportNow("to_string_tag_symbol"); | 19 var toStringTagSymbol = utils.ImportNow("to_string_tag_symbol"); |
21 | 20 |
22 utils.Import(function(from) { | 21 utils.Import(function(from) { |
23 GetExistingHash = from.GetExistingHash; | 22 GetExistingHash = from.GetExistingHash; |
24 GetHash = from.GetHash; | 23 GetHash = from.GetHash; |
25 MakeTypeError = from.MakeTypeError; | |
26 }); | 24 }); |
27 | 25 |
28 // ------------------------------------------------------------------- | 26 // ------------------------------------------------------------------- |
29 // Harmony WeakMap | 27 // Harmony WeakMap |
30 | 28 |
31 function WeakMapConstructor(iterable) { | 29 function WeakMapConstructor(iterable) { |
32 if (IS_UNDEFINED(new.target)) { | 30 if (IS_UNDEFINED(new.target)) { |
33 throw MakeTypeError(kConstructorNotFunction, "WeakMap"); | 31 throw %make_type_error(kConstructorNotFunction, "WeakMap"); |
34 } | 32 } |
35 | 33 |
36 %WeakCollectionInitialize(this); | 34 %WeakCollectionInitialize(this); |
37 | 35 |
38 if (!IS_NULL_OR_UNDEFINED(iterable)) { | 36 if (!IS_NULL_OR_UNDEFINED(iterable)) { |
39 var adder = this.set; | 37 var adder = this.set; |
40 if (!IS_CALLABLE(adder)) { | 38 if (!IS_CALLABLE(adder)) { |
41 throw MakeTypeError(kPropertyNotFunction, adder, 'set', this); | 39 throw %make_type_error(kPropertyNotFunction, adder, 'set', this); |
42 } | 40 } |
43 for (var nextItem of iterable) { | 41 for (var nextItem of iterable) { |
44 if (!IS_RECEIVER(nextItem)) { | 42 if (!IS_RECEIVER(nextItem)) { |
45 throw MakeTypeError(kIteratorValueNotAnObject, nextItem); | 43 throw %make_type_error(kIteratorValueNotAnObject, nextItem); |
46 } | 44 } |
47 %_Call(adder, this, nextItem[0], nextItem[1]); | 45 %_Call(adder, this, nextItem[0], nextItem[1]); |
48 } | 46 } |
49 } | 47 } |
50 } | 48 } |
51 | 49 |
52 | 50 |
53 function WeakMapGet(key) { | 51 function WeakMapGet(key) { |
54 if (!IS_WEAKMAP(this)) { | 52 if (!IS_WEAKMAP(this)) { |
55 throw MakeTypeError(kIncompatibleMethodReceiver, | 53 throw %make_type_error(kIncompatibleMethodReceiver, |
56 'WeakMap.prototype.get', this); | 54 'WeakMap.prototype.get', this); |
57 } | 55 } |
58 if (!IS_RECEIVER(key)) return UNDEFINED; | 56 if (!IS_RECEIVER(key)) return UNDEFINED; |
59 var hash = GetExistingHash(key); | 57 var hash = GetExistingHash(key); |
60 if (IS_UNDEFINED(hash)) return UNDEFINED; | 58 if (IS_UNDEFINED(hash)) return UNDEFINED; |
61 return %WeakCollectionGet(this, key, hash); | 59 return %WeakCollectionGet(this, key, hash); |
62 } | 60 } |
63 | 61 |
64 | 62 |
65 function WeakMapSet(key, value) { | 63 function WeakMapSet(key, value) { |
66 if (!IS_WEAKMAP(this)) { | 64 if (!IS_WEAKMAP(this)) { |
67 throw MakeTypeError(kIncompatibleMethodReceiver, | 65 throw %make_type_error(kIncompatibleMethodReceiver, |
68 'WeakMap.prototype.set', this); | 66 'WeakMap.prototype.set', this); |
69 } | 67 } |
70 if (!IS_RECEIVER(key)) throw MakeTypeError(kInvalidWeakMapKey); | 68 if (!IS_RECEIVER(key)) throw %make_type_error(kInvalidWeakMapKey); |
71 return %WeakCollectionSet(this, key, value, GetHash(key)); | 69 return %WeakCollectionSet(this, key, value, GetHash(key)); |
72 } | 70 } |
73 | 71 |
74 | 72 |
75 function WeakMapHas(key) { | 73 function WeakMapHas(key) { |
76 if (!IS_WEAKMAP(this)) { | 74 if (!IS_WEAKMAP(this)) { |
77 throw MakeTypeError(kIncompatibleMethodReceiver, | 75 throw %make_type_error(kIncompatibleMethodReceiver, |
78 'WeakMap.prototype.has', this); | 76 'WeakMap.prototype.has', this); |
79 } | 77 } |
80 if (!IS_RECEIVER(key)) return false; | 78 if (!IS_RECEIVER(key)) return false; |
81 var hash = GetExistingHash(key); | 79 var hash = GetExistingHash(key); |
82 if (IS_UNDEFINED(hash)) return false; | 80 if (IS_UNDEFINED(hash)) return false; |
83 return %WeakCollectionHas(this, key, hash); | 81 return %WeakCollectionHas(this, key, hash); |
84 } | 82 } |
85 | 83 |
86 | 84 |
87 function WeakMapDelete(key) { | 85 function WeakMapDelete(key) { |
88 if (!IS_WEAKMAP(this)) { | 86 if (!IS_WEAKMAP(this)) { |
89 throw MakeTypeError(kIncompatibleMethodReceiver, | 87 throw %make_type_error(kIncompatibleMethodReceiver, |
90 'WeakMap.prototype.delete', this); | 88 'WeakMap.prototype.delete', this); |
91 } | 89 } |
92 if (!IS_RECEIVER(key)) return false; | 90 if (!IS_RECEIVER(key)) return false; |
93 var hash = GetExistingHash(key); | 91 var hash = GetExistingHash(key); |
94 if (IS_UNDEFINED(hash)) return false; | 92 if (IS_UNDEFINED(hash)) return false; |
95 return %WeakCollectionDelete(this, key, hash); | 93 return %WeakCollectionDelete(this, key, hash); |
96 } | 94 } |
97 | 95 |
98 | 96 |
99 // ------------------------------------------------------------------- | 97 // ------------------------------------------------------------------- |
(...skipping 12 matching lines...) Expand all Loading... |
112 "set", WeakMapSet, | 110 "set", WeakMapSet, |
113 "has", WeakMapHas, | 111 "has", WeakMapHas, |
114 "delete", WeakMapDelete | 112 "delete", WeakMapDelete |
115 ]); | 113 ]); |
116 | 114 |
117 // ------------------------------------------------------------------- | 115 // ------------------------------------------------------------------- |
118 // Harmony WeakSet | 116 // Harmony WeakSet |
119 | 117 |
120 function WeakSetConstructor(iterable) { | 118 function WeakSetConstructor(iterable) { |
121 if (IS_UNDEFINED(new.target)) { | 119 if (IS_UNDEFINED(new.target)) { |
122 throw MakeTypeError(kConstructorNotFunction, "WeakSet"); | 120 throw %make_type_error(kConstructorNotFunction, "WeakSet"); |
123 } | 121 } |
124 | 122 |
125 %WeakCollectionInitialize(this); | 123 %WeakCollectionInitialize(this); |
126 | 124 |
127 if (!IS_NULL_OR_UNDEFINED(iterable)) { | 125 if (!IS_NULL_OR_UNDEFINED(iterable)) { |
128 var adder = this.add; | 126 var adder = this.add; |
129 if (!IS_CALLABLE(adder)) { | 127 if (!IS_CALLABLE(adder)) { |
130 throw MakeTypeError(kPropertyNotFunction, adder, 'add', this); | 128 throw %make_type_error(kPropertyNotFunction, adder, 'add', this); |
131 } | 129 } |
132 for (var value of iterable) { | 130 for (var value of iterable) { |
133 %_Call(adder, this, value); | 131 %_Call(adder, this, value); |
134 } | 132 } |
135 } | 133 } |
136 } | 134 } |
137 | 135 |
138 | 136 |
139 function WeakSetAdd(value) { | 137 function WeakSetAdd(value) { |
140 if (!IS_WEAKSET(this)) { | 138 if (!IS_WEAKSET(this)) { |
141 throw MakeTypeError(kIncompatibleMethodReceiver, | 139 throw %make_type_error(kIncompatibleMethodReceiver, |
142 'WeakSet.prototype.add', this); | 140 'WeakSet.prototype.add', this); |
143 } | 141 } |
144 if (!IS_RECEIVER(value)) throw MakeTypeError(kInvalidWeakSetValue); | 142 if (!IS_RECEIVER(value)) throw %make_type_error(kInvalidWeakSetValue); |
145 return %WeakCollectionSet(this, value, true, GetHash(value)); | 143 return %WeakCollectionSet(this, value, true, GetHash(value)); |
146 } | 144 } |
147 | 145 |
148 | 146 |
149 function WeakSetHas(value) { | 147 function WeakSetHas(value) { |
150 if (!IS_WEAKSET(this)) { | 148 if (!IS_WEAKSET(this)) { |
151 throw MakeTypeError(kIncompatibleMethodReceiver, | 149 throw %make_type_error(kIncompatibleMethodReceiver, |
152 'WeakSet.prototype.has', this); | 150 'WeakSet.prototype.has', this); |
153 } | 151 } |
154 if (!IS_RECEIVER(value)) return false; | 152 if (!IS_RECEIVER(value)) return false; |
155 var hash = GetExistingHash(value); | 153 var hash = GetExistingHash(value); |
156 if (IS_UNDEFINED(hash)) return false; | 154 if (IS_UNDEFINED(hash)) return false; |
157 return %WeakCollectionHas(this, value, hash); | 155 return %WeakCollectionHas(this, value, hash); |
158 } | 156 } |
159 | 157 |
160 | 158 |
161 function WeakSetDelete(value) { | 159 function WeakSetDelete(value) { |
162 if (!IS_WEAKSET(this)) { | 160 if (!IS_WEAKSET(this)) { |
163 throw MakeTypeError(kIncompatibleMethodReceiver, | 161 throw %make_type_error(kIncompatibleMethodReceiver, |
164 'WeakSet.prototype.delete', this); | 162 'WeakSet.prototype.delete', this); |
165 } | 163 } |
166 if (!IS_RECEIVER(value)) return false; | 164 if (!IS_RECEIVER(value)) return false; |
167 var hash = GetExistingHash(value); | 165 var hash = GetExistingHash(value); |
168 if (IS_UNDEFINED(hash)) return false; | 166 if (IS_UNDEFINED(hash)) return false; |
169 return %WeakCollectionDelete(this, value, hash); | 167 return %WeakCollectionDelete(this, value, hash); |
170 } | 168 } |
171 | 169 |
172 | 170 |
173 // ------------------------------------------------------------------- | 171 // ------------------------------------------------------------------- |
174 | 172 |
175 %SetCode(GlobalWeakSet, WeakSetConstructor); | 173 %SetCode(GlobalWeakSet, WeakSetConstructor); |
176 %FunctionSetLength(GlobalWeakSet, 0); | 174 %FunctionSetLength(GlobalWeakSet, 0); |
177 %FunctionSetPrototype(GlobalWeakSet, new GlobalObject()); | 175 %FunctionSetPrototype(GlobalWeakSet, new GlobalObject()); |
178 %AddNamedProperty(GlobalWeakSet.prototype, "constructor", GlobalWeakSet, | 176 %AddNamedProperty(GlobalWeakSet.prototype, "constructor", GlobalWeakSet, |
179 DONT_ENUM); | 177 DONT_ENUM); |
180 %AddNamedProperty(GlobalWeakSet.prototype, toStringTagSymbol, "WeakSet", | 178 %AddNamedProperty(GlobalWeakSet.prototype, toStringTagSymbol, "WeakSet", |
181 DONT_ENUM | READ_ONLY); | 179 DONT_ENUM | READ_ONLY); |
182 | 180 |
183 // Set up the non-enumerable functions on the WeakSet prototype object. | 181 // Set up the non-enumerable functions on the WeakSet prototype object. |
184 utils.InstallFunctions(GlobalWeakSet.prototype, DONT_ENUM, [ | 182 utils.InstallFunctions(GlobalWeakSet.prototype, DONT_ENUM, [ |
185 "add", WeakSetAdd, | 183 "add", WeakSetAdd, |
186 "has", WeakSetHas, | 184 "has", WeakSetHas, |
187 "delete", WeakSetDelete | 185 "delete", WeakSetDelete |
188 ]); | 186 ]); |
189 | 187 |
190 }) | 188 }) |
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