OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 "use strict"; | 28 "use strict"; |
29 | 29 |
| 30 // This file relies on the fact that the following declaration has been made |
| 31 // in runtime.js: |
| 32 // var $Array = global.Array; |
| 33 |
30 var $Set = global.Set; | 34 var $Set = global.Set; |
31 var $Map = global.Map; | 35 var $Map = global.Map; |
32 var $WeakMap = global.WeakMap; | 36 var $WeakMap = global.WeakMap; |
33 | 37 |
34 //------------------------------------------------------------------- | |
35 | |
36 // Global sentinel to be used instead of undefined keys, which are not | 38 // Global sentinel to be used instead of undefined keys, which are not |
37 // supported internally but required for Harmony sets and maps. | 39 // supported internally but required for Harmony sets and maps. |
38 var undefined_sentinel = {}; | 40 var undefined_sentinel = {}; |
39 | 41 |
| 42 // ------------------------------------------------------------------- |
| 43 // Harmony Set |
40 | 44 |
41 function SetConstructor() { | 45 function SetConstructor() { |
42 if (%_IsConstructCall()) { | 46 if (%_IsConstructCall()) { |
43 %SetInitialize(this); | 47 %SetInitialize(this); |
44 } else { | 48 } else { |
45 return new $Set(); | 49 return new $Set(); |
46 } | 50 } |
47 } | 51 } |
48 | 52 |
49 | 53 |
(...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
100 function SetClear() { | 104 function SetClear() { |
101 if (!IS_SET(this)) { | 105 if (!IS_SET(this)) { |
102 throw MakeTypeError('incompatible_method_receiver', | 106 throw MakeTypeError('incompatible_method_receiver', |
103 ['Set.prototype.clear', this]); | 107 ['Set.prototype.clear', this]); |
104 } | 108 } |
105 // Replace the internal table with a new empty table. | 109 // Replace the internal table with a new empty table. |
106 %SetInitialize(this); | 110 %SetInitialize(this); |
107 } | 111 } |
108 | 112 |
109 | 113 |
| 114 // ------------------------------------------------------------------- |
| 115 |
| 116 function SetUpSet() { |
| 117 %CheckIsBootstrapping(); |
| 118 |
| 119 %SetCode($Set, SetConstructor); |
| 120 %SetProperty($Set.prototype, "constructor", $Set, DONT_ENUM); |
| 121 |
| 122 // Set up the non-enumerable functions on the Set prototype object. |
| 123 InstallGetter($Set.prototype, "size", SetGetSize); |
| 124 InstallFunctions($Set.prototype, DONT_ENUM, $Array( |
| 125 "add", SetAdd, |
| 126 "has", SetHas, |
| 127 "delete", SetDelete, |
| 128 "clear", SetClear |
| 129 )); |
| 130 } |
| 131 |
| 132 SetUpSet(); |
| 133 |
| 134 |
| 135 // ------------------------------------------------------------------- |
| 136 // Harmony Map |
| 137 |
110 function MapConstructor() { | 138 function MapConstructor() { |
111 if (%_IsConstructCall()) { | 139 if (%_IsConstructCall()) { |
112 %MapInitialize(this); | 140 %MapInitialize(this); |
113 } else { | 141 } else { |
114 return new $Map(); | 142 return new $Map(); |
115 } | 143 } |
116 } | 144 } |
117 | 145 |
118 | 146 |
119 function MapGet(key) { | 147 function MapGet(key) { |
(...skipping 56 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
176 function MapClear() { | 204 function MapClear() { |
177 if (!IS_MAP(this)) { | 205 if (!IS_MAP(this)) { |
178 throw MakeTypeError('incompatible_method_receiver', | 206 throw MakeTypeError('incompatible_method_receiver', |
179 ['Map.prototype.clear', this]); | 207 ['Map.prototype.clear', this]); |
180 } | 208 } |
181 // Replace the internal table with a new empty table. | 209 // Replace the internal table with a new empty table. |
182 %MapInitialize(this); | 210 %MapInitialize(this); |
183 } | 211 } |
184 | 212 |
185 | 213 |
| 214 // ------------------------------------------------------------------- |
| 215 |
| 216 function SetUpMap() { |
| 217 %CheckIsBootstrapping(); |
| 218 |
| 219 %SetCode($Map, MapConstructor); |
| 220 %SetProperty($Map.prototype, "constructor", $Map, DONT_ENUM); |
| 221 |
| 222 // Set up the non-enumerable functions on the Map prototype object. |
| 223 InstallGetter($Map.prototype, "size", MapGetSize); |
| 224 InstallFunctions($Map.prototype, DONT_ENUM, $Array( |
| 225 "get", MapGet, |
| 226 "set", MapSet, |
| 227 "has", MapHas, |
| 228 "delete", MapDelete, |
| 229 "clear", MapClear |
| 230 )); |
| 231 } |
| 232 |
| 233 SetUpMap(); |
| 234 |
| 235 |
| 236 // ------------------------------------------------------------------- |
| 237 // Harmony WeakMap |
| 238 |
186 function WeakMapConstructor() { | 239 function WeakMapConstructor() { |
187 if (%_IsConstructCall()) { | 240 if (%_IsConstructCall()) { |
188 %WeakMapInitialize(this); | 241 %WeakMapInitialize(this); |
189 } else { | 242 } else { |
190 return new $WeakMap(); | 243 return new $WeakMap(); |
191 } | 244 } |
192 } | 245 } |
193 | 246 |
194 | 247 |
195 function WeakMapGet(key) { | 248 function WeakMapGet(key) { |
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
232 if (!IS_WEAKMAP(this)) { | 285 if (!IS_WEAKMAP(this)) { |
233 throw MakeTypeError('incompatible_method_receiver', | 286 throw MakeTypeError('incompatible_method_receiver', |
234 ['WeakMap.prototype.delete', this]); | 287 ['WeakMap.prototype.delete', this]); |
235 } | 288 } |
236 if (!(IS_SPEC_OBJECT(key) || IS_SYMBOL(key))) { | 289 if (!(IS_SPEC_OBJECT(key) || IS_SYMBOL(key))) { |
237 throw %MakeTypeError('invalid_weakmap_key', [this, key]); | 290 throw %MakeTypeError('invalid_weakmap_key', [this, key]); |
238 } | 291 } |
239 return %WeakMapDelete(this, key); | 292 return %WeakMapDelete(this, key); |
240 } | 293 } |
241 | 294 |
| 295 |
242 // ------------------------------------------------------------------- | 296 // ------------------------------------------------------------------- |
243 | 297 |
244 (function () { | 298 function SetUpWeakMap() { |
245 %CheckIsBootstrapping(); | 299 %CheckIsBootstrapping(); |
246 | 300 |
247 // Set up the Set and Map constructor function. | |
248 %SetCode($Set, SetConstructor); | |
249 %SetCode($Map, MapConstructor); | |
250 | |
251 // Set up the constructor property on the Set and Map prototype object. | |
252 %SetProperty($Set.prototype, "constructor", $Set, DONT_ENUM); | |
253 %SetProperty($Map.prototype, "constructor", $Map, DONT_ENUM); | |
254 | |
255 // Set up the non-enumerable functions on the Set prototype object. | |
256 InstallGetter($Set.prototype, "size", SetGetSize); | |
257 InstallFunctions($Set.prototype, DONT_ENUM, $Array( | |
258 "add", SetAdd, | |
259 "has", SetHas, | |
260 "delete", SetDelete, | |
261 "clear", SetClear | |
262 )); | |
263 | |
264 // Set up the non-enumerable functions on the Map prototype object. | |
265 InstallGetter($Map.prototype, "size", MapGetSize); | |
266 InstallFunctions($Map.prototype, DONT_ENUM, $Array( | |
267 "get", MapGet, | |
268 "set", MapSet, | |
269 "has", MapHas, | |
270 "delete", MapDelete, | |
271 "clear", MapClear | |
272 )); | |
273 | |
274 // Set up the WeakMap constructor function. | |
275 %SetCode($WeakMap, WeakMapConstructor); | 301 %SetCode($WeakMap, WeakMapConstructor); |
276 | |
277 // Set up the constructor property on the WeakMap prototype object. | |
278 %SetProperty($WeakMap.prototype, "constructor", $WeakMap, DONT_ENUM); | 302 %SetProperty($WeakMap.prototype, "constructor", $WeakMap, DONT_ENUM); |
279 | 303 |
280 // Set up the non-enumerable functions on the WeakMap prototype object. | 304 // Set up the non-enumerable functions on the WeakMap prototype object. |
281 InstallFunctions($WeakMap.prototype, DONT_ENUM, $Array( | 305 InstallFunctions($WeakMap.prototype, DONT_ENUM, $Array( |
282 "get", WeakMapGet, | 306 "get", WeakMapGet, |
283 "set", WeakMapSet, | 307 "set", WeakMapSet, |
284 "has", WeakMapHas, | 308 "has", WeakMapHas, |
285 "delete", WeakMapDelete | 309 "delete", WeakMapDelete |
286 )); | 310 )); |
287 })(); | 311 } |
| 312 |
| 313 SetUpWeakMap(); |
OLD | NEW |