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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 // Flags: --strong-mode --allow-natives-syntax | 5 // Flags: --strong-mode --allow-natives-syntax |
6 // Flags: --harmony-arrow-functions --harmony-rest-parameters | 6 // Flags: --harmony-arrow-functions --harmony-rest-parameters |
7 // Flags: --harmony-destructuring --harmony-spread-arrays | 7 // Flags: --harmony-destructuring --harmony-spread-arrays |
8 | 8 |
9 'use strict'; | 9 'use strict'; |
10 | 10 |
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278 (function WeakClassLiterals() { | 278 (function WeakClassLiterals() { |
279 function assertWeakClass(x) { | 279 function assertWeakClass(x) { |
280 assertFalse(%IsStrong(x)); | 280 assertFalse(%IsStrong(x)); |
281 assertFalse(%IsStrong(x.prototype)); | 281 assertFalse(%IsStrong(x.prototype)); |
282 assertFalse(%IsStrong(new x)); | 282 assertFalse(%IsStrong(new x)); |
283 } | 283 } |
284 class C {}; | 284 class C {}; |
285 class D extends C {}; | 285 class D extends C {}; |
286 class E extends Object {}; | 286 class E extends Object {}; |
287 // class F extends null {}; | 287 // class F extends null {}; |
288 const S = (() => {'use strong'; return class {}})(); | |
289 class G extends S {}; | |
290 assertWeakClass(C); | 288 assertWeakClass(C); |
291 assertWeakClass(D); | 289 assertWeakClass(D); |
292 assertWeakClass(E); | 290 assertWeakClass(E); |
293 // assertWeakClass(F); | 291 // assertWeakClass(F); |
294 assertWeakClass(G); | |
295 assertWeakClass(class {}); | 292 assertWeakClass(class {}); |
296 assertWeakClass(class extends Object {}); | 293 assertWeakClass(class extends Object {}); |
297 // assertWeakClass(class extends null {}); | 294 // assertWeakClass(class extends null {}); |
298 assertWeakClass(class extends C {}); | 295 assertWeakClass(class extends C {}); |
299 assertWeakClass(class extends S {}); | |
300 assertWeakClass(class extends class {} {}); | 296 assertWeakClass(class extends class {} {}); |
301 assertWeakClass(class C {}); | 297 assertWeakClass(class C {}); |
302 assertWeakClass(class D extends Object {}); | 298 assertWeakClass(class D extends Object {}); |
303 // assertWeakClass(class D extends null {}); | 299 // assertWeakClass(class D extends null {}); |
304 assertWeakClass(class D extends C {}); | 300 assertWeakClass(class D extends C {}); |
305 assertWeakClass(class D extends S {}); | |
306 assertWeakClass(class D extends class {} {}); | 301 assertWeakClass(class D extends class {} {}); |
307 })(); | 302 })(); |
308 | 303 |
309 (function StrongClassLiterals() { | 304 (function StrongClassLiterals() { |
310 'use strong'; | 305 'use strong'; |
311 function assertStrongClass(x) { | 306 function assertStrongClass(x) { |
312 assertTrue(%IsStrong(x)); | 307 assertTrue(%IsStrong(x)); |
313 assertTrue(%IsStrong(x.prototype)); | 308 assertTrue(%IsStrong(x.prototype)); |
314 // TODO(rossberg): strongify class instance | 309 // TODO(rossberg): strongify class instance |
315 // assertTrue(%IsStrong(new x)); | 310 // assertTrue(%IsStrong(new x)); |
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343 })(); | 338 })(); |
344 | 339 |
345 (function StrongRegExpLiterals() { | 340 (function StrongRegExpLiterals() { |
346 'use strong'; | 341 'use strong'; |
347 function assertStrongRegExp(x) { | 342 function assertStrongRegExp(x) { |
348 // TODO(rossberg): strongify regexps | 343 // TODO(rossberg): strongify regexps |
349 // assertTrue(%IsStrong(x)); | 344 // assertTrue(%IsStrong(x)); |
350 } | 345 } |
351 assertStrongRegExp(/abc/); | 346 assertStrongRegExp(/abc/); |
352 })(); | 347 })(); |
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