Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1 | // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --harmony-iterator-close |
| 6 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 7 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 8 | function* g() { yield 42; return 88 }; |
| 9 | |
| 10 | |
| 11 | // Return method is "undefined". |
| 12 | { |
| 13 | g.prototype.return = null; |
| 14 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 15 | |
| 16 | assertEquals(undefined, (() => { |
| 17 | for (var x of g()) { break; } |
| 18 | })()); |
| 19 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 20 | assertEquals(undefined, (() => { |
| 21 | for (let x of g()) { break; } |
| 22 | })()); |
| 23 | |
| 24 | assertEquals(undefined, (() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 25 | for (const x of g()) { break; } |
| 26 | })()); |
| 27 | |
| 28 | assertEquals(undefined, (() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 29 | for (x of g()) { break; } |
| 30 | })()); |
| 31 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 32 | |
| 33 | assertThrowsEquals(() => { |
| 34 | for (var x of g()) { throw 42; } |
| 35 | }, 42); |
| 36 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 37 | assertThrowsEquals(() => { |
| 38 | for (let x of g()) { throw 42; } |
| 39 | }, 42); |
| 40 | |
| 41 | assertThrowsEquals(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 42 | for (const x of g()) { throw 42; } |
| 43 | }, 42); |
| 44 | |
| 45 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 46 | for (x of g()) { throw 42; } |
| 47 | }, 42); |
| 48 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 49 | |
| 50 | assertEquals(42, (() => { |
| 51 | for (var x of g()) { return 42; } |
| 52 | })()); |
| 53 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 54 | assertEquals(42, (() => { |
| 55 | for (let x of g()) { return 42; } |
| 56 | })()); |
| 57 | |
| 58 | assertEquals(42, (() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 59 | for (const x of g()) { return 42; } |
| 60 | })()); |
| 61 | |
| 62 | assertEquals(42, (() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 63 | for (x of g()) { return 42; } |
| 64 | })()); |
| 65 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 66 | |
| 67 | assertEquals(42, eval('for (var x of g()) { x; }')); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 68 | |
| 69 | assertEquals(42, eval('for (let x of g()) { x; }')); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 70 | |
| 71 | assertEquals(42, eval('for (const x of g()) { x; }')); |
| 72 | |
| 73 | assertEquals(42, eval('for (x of g()) { x; }')); |
| 74 | |
| 75 | |
| 76 | assertEquals(42, (() => { |
| 77 | var [x] = g(); return x; |
| 78 | })()); |
| 79 | |
| 80 | assertEquals(42, (() => { |
| 81 | let [x] = g(); return x; |
| 82 | })()); |
| 83 | |
| 84 | assertEquals(42, (() => { |
| 85 | const [x] = g(); return x; |
| 86 | })()); |
| 87 | |
| 88 | assertEquals(42, (() => { |
| 89 | [x] = g(); return x; |
| 90 | })()); |
| 91 | |
| 92 | assertEquals(42, |
| 93 | (([x]) => x)(g()) |
| 94 | ); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | |
| 98 | // Return method is not callable. |
| 99 | { |
| 100 | g.prototype.return = 666; |
| 101 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 102 | |
| 103 | assertThrows(() => { |
| 104 | for (var x of g()) { break; } |
| 105 | }, TypeError); |
| 106 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 107 | assertThrows(() => { |
| 108 | for (let x of g()) { break; } |
| 109 | }, TypeError); |
| 110 | |
| 111 | assertThrows(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 112 | for (const x of g()) { break; } |
| 113 | }, TypeError); |
| 114 | |
| 115 | assertThrows(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 116 | for (x of g()) { break; } |
| 117 | }, TypeError); |
| 118 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 119 | |
| 120 | assertThrows(() => { |
| 121 | for (var x of g()) { throw 666; } |
| 122 | }, TypeError); |
| 123 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 124 | assertThrows(() => { |
| 125 | for (let x of g()) { throw 666; } |
| 126 | }, TypeError); |
| 127 | |
| 128 | assertThrows(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 129 | for (const x of g()) { throw 666; } |
| 130 | }, TypeError); |
| 131 | |
| 132 | assertThrows(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 133 | for (x of g()) { throw 666; } |
| 134 | }, TypeError); |
| 135 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 136 | |
| 137 | assertThrows(() => { |
| 138 | for (var x of g()) { return 666; } |
| 139 | }, TypeError); |
| 140 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 141 | assertThrows(() => { |
| 142 | for (let x of g()) { return 666; } |
| 143 | }, TypeError); |
| 144 | |
| 145 | assertThrows(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 146 | for (const x of g()) { return 666; } |
| 147 | }, TypeError); |
| 148 | |
| 149 | assertThrows(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 150 | for (x of g()) { return 666; } |
| 151 | }, TypeError); |
| 152 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 153 | |
| 154 | assertEquals(42, eval('for (var x of g()) { x; }')); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 155 | |
| 156 | assertEquals(42, eval('for (let x of g()) { x; }')); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 157 | |
| 158 | assertEquals(42, eval('for (const x of g()) { x; }')); |
| 159 | |
| 160 | assertEquals(42, eval('for (x of g()) { x; }')); |
| 161 | |
| 162 | |
| 163 | assertThrows(() => { |
| 164 | var [x] = g(); return x; |
| 165 | }, TypeError); |
| 166 | |
| 167 | assertThrows(() => { |
| 168 | let [x] = g(); return x; |
| 169 | }, TypeError); |
| 170 | |
| 171 | assertThrows(() => { |
| 172 | const [x] = g(); return x; |
| 173 | }, TypeError); |
| 174 | |
| 175 | assertThrows(() => { |
| 176 | [x] = g(); return x; |
| 177 | }, TypeError); |
| 178 | |
| 179 | assertThrows(() => { |
| 180 | (([x]) => x)(g()); |
| 181 | }, TypeError); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 182 | } |
| 183 | |
| 184 | |
| 185 | // Return method does not return an object. |
| 186 | { |
| 187 | g.prototype.return = () => 666; |
| 188 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 189 | |
| 190 | assertThrows(() => { |
| 191 | for (var x of g()) { break; } |
| 192 | }, TypeError); |
| 193 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 194 | assertThrows(() => { |
| 195 | for (let x of g()) { break; } |
| 196 | }, TypeError); |
| 197 | |
| 198 | assertThrows(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 199 | for (const x of g()) { break; } |
| 200 | }, TypeError); |
| 201 | |
| 202 | assertThrows(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 203 | for (x of g()) { break; } |
| 204 | }, TypeError); |
| 205 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 206 | |
| 207 | // Throw from the body of a for loop 'wins' vs throw |
| 208 | // originating from a bad 'return' value. |
| 209 | |
| 210 | assertThrowsEquals(() => { |
| 211 | for (var x of g()) { throw 666; } |
| 212 | }, 666); |
| 213 | |
| 214 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 215 | for (let x of g()) { throw 666; } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 216 | }, 666); |
| 217 | |
| 218 | assertThrowsEquals(() => { |
| 219 | for (const x of g()) { throw 666; } |
| 220 | }, 666); |
| 221 | |
| 222 | assertThrowsEquals(() => { |
| 223 | for (x of g()) { throw 666; } |
| 224 | }, 666); |
| 225 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 226 | |
| 227 | assertThrows(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 228 | for (var x of g()) { return 666; } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 229 | }, TypeError); |
| 230 | |
| 231 | assertThrows(() => { |
| 232 | for (let x of g()) { return 666; } |
| 233 | }, TypeError); |
| 234 | |
| 235 | assertThrows(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 236 | for (const x of g()) { return 666; } |
| 237 | }, TypeError); |
| 238 | |
| 239 | assertThrows(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 240 | for (x of g()) { return 666; } |
| 241 | }, TypeError); |
| 242 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 243 | |
| 244 | assertEquals(42, eval('for (var x of g()) { x; }')); |
| 245 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 246 | assertEquals(42, eval('for (let x of g()) { x; }')); |
| 247 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 248 | assertEquals(42, eval('for (const x of g()) { x; }')); |
| 249 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 250 | assertEquals(42, eval('for (x of g()) { x; }')); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 251 | |
| 252 | |
| 253 | assertThrows(() => { |
| 254 | var [x] = g(); return x; |
| 255 | }, TypeError); |
| 256 | |
| 257 | assertThrows(() => { |
| 258 | let [x] = g(); return x; |
| 259 | }, TypeError); |
| 260 | |
| 261 | assertThrows(() => { |
| 262 | const [x] = g(); return x; |
| 263 | }, TypeError); |
| 264 | |
| 265 | assertThrows(() => { |
| 266 | [x] = g(); return x; |
| 267 | }, TypeError); |
| 268 | |
| 269 | assertThrows(() => { |
| 270 | (([x]) => x)(g()); |
| 271 | }, TypeError); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 272 | } |
| 273 | |
| 274 | |
| 275 | // Return method returns an object. |
| 276 | { |
| 277 | let log = []; |
| 278 | g.prototype.return = (...args) => { log.push(args); return {} }; |
| 279 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 280 | |
| 281 | log = []; |
| 282 | for (var x of g()) { break; } |
| 283 | assertEquals([[]], log); |
| 284 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 285 | log = []; |
| 286 | for (let x of g()) { break; } |
| 287 | assertEquals([[]], log); |
| 288 | |
| 289 | log = []; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 290 | for (const x of g()) { break; } |
| 291 | assertEquals([[]], log); |
| 292 | |
| 293 | log = []; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 294 | for (x of g()) { break; } |
| 295 | assertEquals([[]], log); |
| 296 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 297 | |
| 298 | log = []; |
| 299 | assertThrowsEquals(() => { |
| 300 | for (var x of g()) { throw 42; } |
| 301 | }, 42); |
| 302 | assertEquals([[]], log); |
| 303 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 304 | log = []; |
| 305 | assertThrowsEquals(() => { |
| 306 | for (let x of g()) { throw 42; } |
| 307 | }, 42); |
| 308 | assertEquals([[]], log); |
| 309 | |
| 310 | log = []; |
| 311 | assertThrowsEquals(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 312 | for (const x of g()) { throw 42; } |
| 313 | }, 42); |
| 314 | assertEquals([[]], log); |
| 315 | |
| 316 | log = []; |
| 317 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 318 | for (x of g()) { throw 42; } |
| 319 | }, 42); |
| 320 | assertEquals([[]], log); |
| 321 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 322 | |
| 323 | log = []; |
| 324 | assertEquals(42, (() => { |
| 325 | for (var x of g()) { return 42; } |
| 326 | })()); |
| 327 | assertEquals([[]], log); |
| 328 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 329 | log = []; |
| 330 | assertEquals(42, (() => { |
| 331 | for (let x of g()) { return 42; } |
| 332 | })()); |
| 333 | assertEquals([[]], log); |
| 334 | |
| 335 | log = []; |
| 336 | assertEquals(42, (() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 337 | for (const x of g()) { return 42; } |
| 338 | })()); |
| 339 | assertEquals([[]], log); |
| 340 | |
| 341 | log = []; |
| 342 | assertEquals(42, (() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 343 | for (x of g()) { return 42; } |
| 344 | })()); |
| 345 | assertEquals([[]], log); |
| 346 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 347 | |
| 348 | log = []; |
| 349 | assertEquals(42, eval('for (var x of g()) { x; }')); |
| 350 | assertEquals([], log); |
| 351 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 352 | log = []; |
| 353 | assertEquals(42, eval('for (let x of g()) { x; }')); |
| 354 | assertEquals([], log); |
| 355 | |
| 356 | log = []; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 357 | assertEquals(42, eval('for (const x of g()) { x; }')); |
| 358 | assertEquals([], log); |
| 359 | |
| 360 | log = []; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 361 | assertEquals(42, eval('for (x of g()) { x; }')); |
| 362 | assertEquals([], log); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 363 | |
| 364 | |
| 365 | // Even if doing the assignment throws, still call return |
| 366 | log = []; |
| 367 | x = { set attr(_) { throw 1234; } }; |
| 368 | assertThrowsEquals(() => { |
| 369 | for (x.attr of g()) { throw 456; } |
| 370 | }, 1234); |
| 371 | assertEquals([[]], log); |
| 372 | |
| 373 | |
| 374 | log = []; |
| 375 | assertEquals(42, (() => { |
| 376 | var [x] = g(); return x; |
| 377 | })()); |
| 378 | assertEquals([[]], log); |
| 379 | |
| 380 | log = []; |
| 381 | assertEquals(42, (() => { |
| 382 | let [x] = g(); return x; |
| 383 | })()); |
| 384 | assertEquals([[]], log); |
| 385 | |
| 386 | log = []; |
| 387 | assertEquals(42, (() => { |
| 388 | const [x] = g(); return x; |
| 389 | })()); |
| 390 | assertEquals([[]], log); |
| 391 | |
| 392 | log = []; |
| 393 | assertEquals(42, (() => { |
| 394 | [x] = g(); return x; |
| 395 | })()); |
| 396 | assertEquals([[]], log); |
| 397 | |
| 398 | log = [] |
| 399 | assertEquals(42, |
| 400 | (([x]) => x)(g()) |
| 401 | ); |
| 402 | assertEquals([[]], log); |
| 403 | |
| 404 | |
| 405 | log = []; |
| 406 | assertEquals(42, (() => { |
| 407 | var [x,] = g(); return x; |
| 408 | })()); |
| 409 | assertEquals([[]], log); |
| 410 | |
| 411 | log = []; |
| 412 | assertEquals(42, (() => { |
| 413 | let [x,] = g(); return x; |
| 414 | })()); |
| 415 | assertEquals([[]], log); |
| 416 | |
| 417 | log = []; |
| 418 | assertEquals(42, (() => { |
| 419 | const [x,] = g(); return x; |
| 420 | })()); |
| 421 | assertEquals([[]], log); |
| 422 | |
| 423 | log = []; |
| 424 | assertEquals(42, (() => { |
| 425 | [x,] = g(); return x; |
| 426 | })()); |
| 427 | assertEquals([[]], log); |
| 428 | |
| 429 | log = [] |
| 430 | assertEquals(42, |
| 431 | (([x,]) => x)(g()) |
| 432 | ); |
| 433 | assertEquals([[]], log); |
| 434 | |
| 435 | |
| 436 | log = []; |
| 437 | assertEquals(42, (() => { |
| 438 | var [x,,] = g(); return x; |
| 439 | })()); |
| 440 | assertEquals([], log); |
| 441 | |
| 442 | log = []; |
| 443 | assertEquals(42, (() => { |
| 444 | let [x,,] = g(); return x; |
| 445 | })()); |
| 446 | assertEquals([], log); |
| 447 | |
| 448 | log = []; |
| 449 | assertEquals(42, (() => { |
| 450 | const [x,,] = g(); return x; |
| 451 | })()); |
| 452 | assertEquals([], log); |
| 453 | |
| 454 | log = []; |
| 455 | assertEquals(42, (() => { |
| 456 | [x,,] = g(); return x; |
| 457 | })()); |
| 458 | assertEquals([], log); |
| 459 | |
| 460 | log = [] |
| 461 | assertEquals(42, |
| 462 | (([x,,]) => x)(g()) |
| 463 | ); |
| 464 | assertEquals([], log); |
| 465 | |
| 466 | |
| 467 | log = []; |
| 468 | assertEquals([42, undefined], (() => { |
| 469 | var [x, y] = g(); return [x, y]; |
| 470 | })()); |
| 471 | assertEquals([], log); |
| 472 | |
| 473 | log = []; |
| 474 | assertEquals([42, undefined], (() => { |
| 475 | let [x, y] = g(); return [x, y]; |
| 476 | })()); |
| 477 | assertEquals([], log); |
| 478 | |
| 479 | log = []; |
| 480 | assertEquals([42, undefined], (() => { |
| 481 | const [x, y] = g(); return [x, y]; |
| 482 | })()); |
| 483 | assertEquals([], log); |
| 484 | |
| 485 | log = []; |
| 486 | assertEquals([42, undefined], (() => { |
| 487 | [x, y] = g(); return [x, y]; |
| 488 | })()); |
| 489 | assertEquals([], log); |
| 490 | |
| 491 | log = [] |
| 492 | assertEquals([42, undefined], |
| 493 | (([x, y]) => [x, y])(g()) |
| 494 | ); |
| 495 | assertEquals([], log); |
| 496 | |
| 497 | |
| 498 | log = []; |
| 499 | assertEquals([42], (() => { |
| 500 | var [...x] = g(); return x; |
| 501 | })()); |
| 502 | assertEquals([], log); |
| 503 | |
| 504 | log = []; |
| 505 | assertEquals([42], (() => { |
| 506 | let [...x] = g(); return x; |
| 507 | })()); |
| 508 | assertEquals([], log); |
| 509 | |
| 510 | log = []; |
| 511 | assertEquals([42], (() => { |
| 512 | const [...x] = g(); return x; |
| 513 | })()); |
| 514 | assertEquals([], log); |
| 515 | |
| 516 | log = []; |
| 517 | assertEquals([42], (() => { |
| 518 | [...x] = g(); return x; |
| 519 | })()); |
| 520 | assertEquals([], log); |
| 521 | |
| 522 | log = [] |
| 523 | assertEquals([42], |
| 524 | (([...x]) => x)(g()) |
| 525 | ); |
| 526 | assertEquals([], log); |
| 527 | |
| 528 | |
| 529 | log = []; |
| 530 | assertEquals([42, []], (() => { |
| 531 | var [x, ...y] = g(); return [x, y]; |
| 532 | })()); |
| 533 | assertEquals([], log); |
| 534 | |
| 535 | log = []; |
| 536 | assertEquals([42, []], (() => { |
| 537 | let [x, ...y] = g(); return [x, y]; |
| 538 | })()); |
| 539 | assertEquals([], log); |
| 540 | |
| 541 | log = []; |
| 542 | assertEquals([42, []], (() => { |
| 543 | const [x, ...y] = g(); return [x, y]; |
| 544 | })()); |
| 545 | assertEquals([], log); |
| 546 | |
| 547 | log = []; |
| 548 | assertEquals([42, []], (() => { |
| 549 | [x, ...y] = g(); return [x, y]; |
| 550 | })()); |
| 551 | assertEquals([], log); |
| 552 | |
| 553 | log = [] |
| 554 | assertEquals([42, []], |
| 555 | (([x, ...y]) => [x, y])(g()) |
| 556 | ); |
| 557 | assertEquals([], log); |
| 558 | |
| 559 | |
| 560 | log = []; |
| 561 | assertEquals([], (() => { |
| 562 | var [] = g(); return []; |
| 563 | })()); |
| 564 | assertEquals([[]], log); |
| 565 | |
| 566 | log = []; |
| 567 | assertEquals([], (() => { |
| 568 | let [] = g(); return []; |
| 569 | })()); |
| 570 | assertEquals([[]], log); |
| 571 | |
| 572 | log = []; |
| 573 | assertEquals([], (() => { |
| 574 | const [] = g(); return []; |
| 575 | })()); |
| 576 | assertEquals([[]], log); |
| 577 | |
| 578 | log = []; |
| 579 | assertEquals([], (() => { |
| 580 | [] = g(); return []; |
| 581 | })()); |
| 582 | assertEquals([[]], log); |
| 583 | |
| 584 | log = [] |
| 585 | assertEquals([], |
| 586 | (([]) => [])(g()) |
| 587 | ); |
| 588 | assertEquals([[]], log); |
| 589 | |
| 590 | |
| 591 | log = []; |
| 592 | assertEquals([], (() => { |
| 593 | var [...[]] = g(); return []; |
| 594 | })()); |
| 595 | assertEquals([], log); |
| 596 | |
| 597 | log = []; |
| 598 | assertEquals([], (() => { |
| 599 | let [...[]] = g(); return []; |
| 600 | })()); |
| 601 | assertEquals([], log); |
| 602 | |
| 603 | log = []; |
| 604 | assertEquals([], (() => { |
| 605 | const [...[]] = g(); return []; |
| 606 | })()); |
| 607 | assertEquals([], log); |
| 608 | |
| 609 | log = []; |
| 610 | assertEquals([], (() => { |
| 611 | [...[]] = g(); return []; |
| 612 | })()); |
| 613 | assertEquals([], log); |
| 614 | |
| 615 | log = [] |
| 616 | assertEquals([], |
| 617 | (([...[]]) => [])(g()) |
| 618 | ); |
| 619 | assertEquals([], log); |
| 620 | |
| 621 | |
| 622 | log = []; |
| 623 | assertEquals([42], (() => { |
| 624 | var [...[x]] = g(); return [x]; |
| 625 | })()); |
| 626 | assertEquals([], log); |
| 627 | |
| 628 | log = []; |
| 629 | assertEquals([42], (() => { |
| 630 | let [...[x]] = g(); return [x]; |
| 631 | })()); |
| 632 | assertEquals([], log); |
| 633 | |
| 634 | log = []; |
| 635 | assertEquals([42], (() => { |
| 636 | const [...[x]] = g(); return [x]; |
| 637 | })()); |
| 638 | assertEquals([], log); |
| 639 | |
| 640 | log = []; |
| 641 | assertEquals([42], (() => { |
| 642 | [...[x]] = g(); return [x]; |
| 643 | })()); |
| 644 | assertEquals([], log); |
| 645 | |
| 646 | log = [] |
| 647 | assertEquals([42], |
| 648 | (([...[x]]) => [x])(g()) |
| 649 | ); |
| 650 | assertEquals([], log); |
| 651 | |
| 652 | |
| 653 | log = []; |
| 654 | assertEquals([42, undefined], (() => { |
| 655 | var [...[x, y]] = g(); return [x, y]; |
| 656 | })()); |
| 657 | assertEquals([], log); |
| 658 | |
| 659 | log = []; |
| 660 | assertEquals([42, undefined], (() => { |
| 661 | let [...[x, y]] = g(); return [x, y]; |
| 662 | })()); |
| 663 | assertEquals([], log); |
| 664 | |
| 665 | log = []; |
| 666 | assertEquals([42, undefined], (() => { |
| 667 | const [...[x, y]] = g(); return [x, y]; |
| 668 | })()); |
| 669 | assertEquals([], log); |
| 670 | |
| 671 | log = []; |
| 672 | assertEquals([42, undefined], (() => { |
| 673 | [...[x, y]] = g(); return [x, y]; |
| 674 | })()); |
| 675 | assertEquals([], log); |
| 676 | |
| 677 | log = [] |
| 678 | assertEquals([42, undefined], |
| 679 | (([...[x, y]]) => [x, y])(g()) |
| 680 | ); |
| 681 | assertEquals([], log); |
| 682 | |
| 683 | |
| 684 | log = [] |
| 685 | assertThrowsEquals(() => { |
| 686 | let x = { set foo(_) { throw 666; } }; |
| 687 | [x.foo] = g(); |
| 688 | }, 666); |
| 689 | assertEquals([[]], log); |
| 690 | |
| 691 | |
| 692 | log = [] |
| 693 | assertThrows(() => { |
| 694 | var [[]] = g(); |
| 695 | }, TypeError); |
| 696 | assertEquals([[]], log); |
| 697 | |
| 698 | log = [] |
| 699 | assertThrows(() => { |
| 700 | let [[]] = g(); |
| 701 | }, TypeError); |
| 702 | assertEquals([[]], log); |
| 703 | |
| 704 | log = [] |
| 705 | assertThrows(() => { |
| 706 | const [[]] = g(); |
| 707 | }, TypeError); |
| 708 | assertEquals([[]], log); |
| 709 | |
| 710 | log = [] |
| 711 | assertThrows(() => { |
| 712 | [[]] = g(); |
| 713 | }, TypeError); |
| 714 | assertEquals([[]], log); |
| 715 | |
| 716 | log = [] |
| 717 | assertThrows(() => { |
| 718 | (([[]]) => 0)(g()); |
| 719 | }, TypeError); |
| 720 | assertEquals([[]], log); |
| 721 | |
| 722 | |
| 723 | log = [] |
| 724 | assertThrows(() => { |
| 725 | var [...[[]]] = g(); |
| 726 | }, TypeError); |
| 727 | assertEquals([], log); |
| 728 | |
| 729 | log = [] |
| 730 | assertThrows(() => { |
| 731 | let [...[[]]] = g(); |
| 732 | }, TypeError); |
| 733 | assertEquals([], log); |
| 734 | |
| 735 | log = [] |
| 736 | assertThrows(() => { |
| 737 | const [...[[]]] = g(); |
| 738 | }, TypeError); |
| 739 | assertEquals([], log); |
| 740 | |
| 741 | log = [] |
| 742 | assertThrows(() => { |
| 743 | [...[[]]] = g(); |
| 744 | }, TypeError); |
| 745 | assertEquals([], log); |
| 746 | |
| 747 | log = [] |
| 748 | assertThrows(() => { |
| 749 | (([...[[]]]) => 0)(g()); |
| 750 | }, TypeError); |
| 751 | assertEquals([], log); |
| 752 | |
| 753 | |
| 754 | { |
| 755 | let backup = Array.prototype[Symbol.iterator]; |
| 756 | Array.prototype[Symbol.iterator] = () => g(); |
| 757 | |
| 758 | |
| 759 | log = []; |
| 760 | assertDoesNotThrow(() => { |
| 761 | var [x, ...[y]] = [1, 2, 3] |
| 762 | }); |
| 763 | assertEquals(log, [[]]); |
| 764 | |
| 765 | log = []; |
| 766 | assertDoesNotThrow(() => { |
| 767 | let [x, ...[y]] = [1, 2, 3]; |
| 768 | }); |
| 769 | assertEquals(log, [[]]); |
| 770 | |
| 771 | log = []; |
| 772 | assertDoesNotThrow(() => { |
| 773 | const [x, ...[y]] = [1, 2, 3]; |
| 774 | }); |
| 775 | assertEquals(log, [[]]); |
| 776 | |
| 777 | log = []; |
| 778 | assertDoesNotThrow(() => { |
| 779 | (([x, ...[y]]) => {})([1, 2, 3]); |
| 780 | }); |
| 781 | assertEquals(log, [[]]); |
| 782 | |
| 783 | |
| 784 | log = []; |
| 785 | assertThrows(() => { |
| 786 | var [x, ...[[]]] = [1, 2, 3]; |
| 787 | }, TypeError); |
| 788 | assertEquals(log, [[]]); |
| 789 | |
| 790 | log = []; |
| 791 | assertThrows(() => { |
| 792 | let [x, ...[[]]] = [1, 2, 3]; |
| 793 | }, TypeError); |
| 794 | assertEquals(log, [[]]); |
| 795 | |
| 796 | log = []; |
| 797 | assertThrows(() => { |
| 798 | const [x, ...[[]]] = [1, 2, 3]; |
| 799 | }, TypeError); |
| 800 | assertEquals(log, [[]]); |
| 801 | |
| 802 | log = []; |
| 803 | assertThrows(() => { |
| 804 | (([x, ...[[]]]) => {})([1, 2, 3]); |
| 805 | }, TypeError); |
| 806 | assertEquals(log, [[]]); |
| 807 | |
| 808 | |
| 809 | log = []; |
| 810 | assertDoesNotThrow(() => { |
| 811 | var [x, ...[...y]] = [1, 2, 3]; |
| 812 | }); |
| 813 | assertEquals(log, []); |
| 814 | |
| 815 | log = []; |
| 816 | assertDoesNotThrow(() => { |
| 817 | let [x, ...[...y]] = [1, 2, 3]; |
| 818 | }); |
| 819 | assertEquals(log, []); |
| 820 | |
| 821 | log = []; |
| 822 | assertDoesNotThrow(() => { |
| 823 | const [x, ...[...y]] = [1, 2, 3]; |
| 824 | }); |
| 825 | assertEquals(log, []); |
| 826 | |
| 827 | log = []; |
| 828 | assertDoesNotThrow(() => { |
| 829 | (([x, ...[...y]]) => {})([1, 2, 3]); |
| 830 | }); |
| 831 | assertEquals(log, []); |
| 832 | |
| 833 | |
| 834 | Array.prototype[Symbol.iterator] = backup; |
| 835 | } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 836 | } |
| 837 | |
| 838 | |
| 839 | // Return method throws. |
| 840 | { |
| 841 | let log = []; |
| 842 | g.prototype.return = (...args) => { log.push(args); throw 23 }; |
| 843 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 844 | |
| 845 | log = []; |
| 846 | assertThrowsEquals(() => { |
| 847 | for (var x of g()) { break; } |
| 848 | }, 23); |
| 849 | assertEquals([[]], log); |
| 850 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 851 | log = []; |
| 852 | assertThrowsEquals(() => { |
| 853 | for (let x of g()) { break; } |
| 854 | }, 23); |
| 855 | assertEquals([[]], log); |
| 856 | |
| 857 | log = []; |
| 858 | assertThrowsEquals(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 859 | for (const x of g()) { break; } |
| 860 | }, 23); |
| 861 | assertEquals([[]], log); |
| 862 | |
| 863 | log = []; |
| 864 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 865 | for (x of g()) { break; } |
| 866 | }, 23); |
| 867 | assertEquals([[]], log); |
| 868 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 869 | |
| 870 | log = []; |
| 871 | assertThrowsEquals(() => { |
| 872 | for (var x of g()) { throw 42; } |
| 873 | }, 42); |
| 874 | assertEquals([[]], log); |
| 875 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 876 | log = []; |
| 877 | assertThrowsEquals(() => { |
| 878 | for (let x of g()) { throw 42; } |
| 879 | }, 42); |
| 880 | assertEquals([[]], log); |
| 881 | |
| 882 | log = []; |
| 883 | assertThrowsEquals(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 884 | for (const x of g()) { throw 42; } |
| 885 | }, 42); |
| 886 | assertEquals([[]], log); |
| 887 | |
| 888 | log = []; |
| 889 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 890 | for (x of g()) { throw 42; } |
| 891 | }, 42); |
| 892 | assertEquals([[]], log); |
| 893 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 894 | |
| 895 | log = []; |
| 896 | assertThrowsEquals(() => { |
| 897 | for (var x of g()) { return 42; } |
| 898 | }, 23); |
| 899 | assertEquals([[]], log); |
| 900 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 901 | log = []; |
| 902 | assertThrowsEquals(() => { |
| 903 | for (let x of g()) { return 42; } |
| 904 | }, 23); |
| 905 | assertEquals([[]], log); |
| 906 | |
| 907 | log = []; |
| 908 | assertThrowsEquals(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 909 | for (const x of g()) { return 42; } |
| 910 | }, 23); |
| 911 | assertEquals([[]], log); |
| 912 | |
| 913 | log = []; |
| 914 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 915 | for (x of g()) { return 42; } |
| 916 | }, 23); |
| 917 | assertEquals([[]], log); |
| 918 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 919 | |
| 920 | log = []; |
| 921 | assertEquals(42, eval('for (var x of g()) { x; }')); |
| 922 | assertEquals([], log); |
| 923 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 924 | log = []; |
| 925 | assertEquals(42, eval('for (let x of g()) { x; }')); |
| 926 | assertEquals([], log); |
| 927 | |
| 928 | log = []; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 929 | assertEquals(42, eval('for (const x of g()) { x; }')); |
| 930 | assertEquals([], log); |
| 931 | |
| 932 | log = []; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 933 | assertEquals(42, eval('for (x of g()) { x; }')); |
| 934 | assertEquals([], log); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 935 | |
| 936 | |
| 937 | log = []; |
| 938 | assertThrowsEquals(() => { |
| 939 | var [x] = g(); return x; |
| 940 | }, 23); |
| 941 | assertEquals([[]], log); |
| 942 | |
| 943 | log = []; |
| 944 | assertThrowsEquals(() => { |
| 945 | let [x] = g(); return x; |
| 946 | }, 23); |
| 947 | assertEquals([[]], log); |
| 948 | |
| 949 | log = []; |
| 950 | assertThrowsEquals(() => { |
| 951 | const [x] = g(); return x; |
| 952 | }, 23); |
| 953 | assertEquals([[]], log); |
| 954 | |
| 955 | log = []; |
| 956 | assertThrowsEquals(() => { |
| 957 | [x] = g(); return x; |
| 958 | }, 23); |
| 959 | assertEquals([[]], log); |
| 960 | |
| 961 | log = []; |
| 962 | assertThrowsEquals(() => { |
| 963 | (([x]) => x)(g()) |
| 964 | }, 23); |
| 965 | assertEquals([[]], log); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 966 | } |
| 967 | |
| 968 | |
| 969 | // Next method throws. |
| 970 | { |
| 971 | g.prototype.next = () => { throw 666; }; |
| 972 | g.prototype.return = () => { assertUnreachable() }; |
| 973 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 974 | |
| 975 | assertThrowsEquals(() => { |
| 976 | for (var x of g()) {} |
| 977 | }, 666); |
| 978 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 979 | assertThrowsEquals(() => { |
| 980 | for (let x of g()) {} |
| 981 | }, 666); |
| 982 | |
| 983 | assertThrowsEquals(() => { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 984 | for (const x of g()) {} |
| 985 | }, 666); |
| 986 | |
| 987 | assertThrowsEquals(() => { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 988 | for (x of g()) {} |
| 989 | }, 666); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame^] | 990 | |
| 991 | assertThrowsEquals(() => { |
| 992 | var [x] = g(); |
| 993 | }, 666); |
| 994 | |
| 995 | assertThrowsEquals(() => { |
| 996 | let [x] = g(); |
| 997 | }, 666); |
| 998 | |
| 999 | assertThrowsEquals(() => { |
| 1000 | const [x] = g(); |
| 1001 | }, 666); |
| 1002 | |
| 1003 | assertThrowsEquals(() => { |
| 1004 | [x] = g(); |
| 1005 | }, 666); |
| 1006 | |
| 1007 | assertThrowsEquals(() => { |
| 1008 | (([x]) => x)(g()); |
| 1009 | }, 666); |
| 1010 | } |
| 1011 | |
| 1012 | |
| 1013 | // Value throws. |
| 1014 | { |
| 1015 | g.prototype.next = () => ({get value() {throw 666}}); |
| 1016 | g.prototype.return = () => { assertUnreachable() }; |
| 1017 | |
| 1018 | |
| 1019 | assertThrowsEquals(() => { |
| 1020 | for (var x of g()) {} |
| 1021 | }, 666); |
| 1022 | |
| 1023 | assertThrowsEquals(() => { |
| 1024 | for (let x of g()) {} |
| 1025 | }, 666); |
| 1026 | |
| 1027 | assertThrowsEquals(() => { |
| 1028 | for (const x of g()) {} |
| 1029 | }, 666); |
| 1030 | |
| 1031 | assertThrowsEquals(() => { |
| 1032 | for (x of g()) {} |
| 1033 | }, 666); |
| 1034 | |
| 1035 | assertThrowsEquals(() => { |
| 1036 | var [x] = g(); |
| 1037 | }, 666); |
| 1038 | |
| 1039 | assertThrowsEquals(() => { |
| 1040 | let [x] = g(); |
| 1041 | }, 666); |
| 1042 | |
| 1043 | assertThrowsEquals(() => { |
| 1044 | const [x] = g(); |
| 1045 | }, 666); |
| 1046 | |
| 1047 | assertThrowsEquals(() => { |
| 1048 | [x] = g(); |
| 1049 | }, 666); |
| 1050 | |
| 1051 | assertThrowsEquals(() => { |
| 1052 | (([x]) => x)(g()); |
| 1053 | }, 666); |
| 1054 | } |
| 1055 | |
| 1056 | |
| 1057 | // Done throws. |
| 1058 | { |
| 1059 | g.prototype.next = () => ({get done() {throw 666}}); |
| 1060 | g.prototype.return = () => { assertUnreachable() }; |
| 1061 | |
| 1062 | |
| 1063 | assertThrowsEquals(() => { |
| 1064 | for (var x of g()) {} |
| 1065 | }, 666); |
| 1066 | |
| 1067 | assertThrowsEquals(() => { |
| 1068 | for (let x of g()) {} |
| 1069 | }, 666); |
| 1070 | |
| 1071 | assertThrowsEquals(() => { |
| 1072 | for (const x of g()) {} |
| 1073 | }, 666); |
| 1074 | |
| 1075 | assertThrowsEquals(() => { |
| 1076 | for (x of g()) {} |
| 1077 | }, 666); |
| 1078 | |
| 1079 | assertThrowsEquals(() => { |
| 1080 | var [x] = g(); |
| 1081 | }, 666); |
| 1082 | |
| 1083 | assertThrowsEquals(() => { |
| 1084 | let [x] = g(); |
| 1085 | }, 666); |
| 1086 | |
| 1087 | assertThrowsEquals(() => { |
| 1088 | const [x] = g(); |
| 1089 | }, 666); |
| 1090 | |
| 1091 | assertThrowsEquals(() => { |
| 1092 | [x] = g(); |
| 1093 | }, 666); |
| 1094 | |
| 1095 | assertThrowsEquals(() => { |
| 1096 | (([x]) => x)(g()); |
| 1097 | }, 666); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1098 | } |
| 1099 | |
| 1100 | |
| 1101 | // Nested loops. |
| 1102 | { |
| 1103 | function* g1() { yield 1; yield 2; throw 3; } |
| 1104 | function* g2() { yield -1; yield -2; throw -3; } |
| 1105 | |
| 1106 | assertDoesNotThrow(() => { |
| 1107 | for (let x of g1()) { |
| 1108 | for (let y of g2()) { |
| 1109 | if (y == -2) break; |
| 1110 | } |
| 1111 | if (x == 2) break; |
| 1112 | } |
| 1113 | }, -3); |
| 1114 | |
| 1115 | assertThrowsEquals(() => { |
| 1116 | for (let x of g1()) { |
| 1117 | for (let y of g2()) { |
| 1118 | } |
| 1119 | } |
| 1120 | }, -3); |
| 1121 | |
| 1122 | assertThrowsEquals(() => { |
| 1123 | for (let x of g1()) { |
| 1124 | for (let y of g2()) { |
| 1125 | if (y == -2) break; |
| 1126 | } |
| 1127 | } |
| 1128 | }, 3); |
| 1129 | |
| 1130 | assertDoesNotThrow(() => { |
| 1131 | l: for (let x of g1()) { |
| 1132 | for (let y of g2()) { |
| 1133 | if (y == -2) break l; |
| 1134 | } |
| 1135 | } |
| 1136 | }); |
| 1137 | |
| 1138 | assertThrowsEquals(() => { |
| 1139 | for (let x of g1()) { |
| 1140 | for (let y of g2()) { |
| 1141 | throw 4; |
| 1142 | } |
| 1143 | } |
| 1144 | }, 4); |
| 1145 | |
| 1146 | assertThrowsEquals(() => { |
| 1147 | for (let x of g1()) { |
| 1148 | for (let y of g2()) { |
| 1149 | if (y == -2) throw 4; |
| 1150 | } |
| 1151 | } |
| 1152 | }, 4); |
| 1153 | |
| 1154 | let log = []; |
| 1155 | g1.prototype.return = () => { log.push(1); throw 5 }; |
| 1156 | g2.prototype.return = () => { log.push(2); throw -5 }; |
| 1157 | |
| 1158 | log = []; |
| 1159 | assertThrowsEquals(() => { |
| 1160 | for (let x of g1()) { |
| 1161 | for (let y of g2()) { |
| 1162 | if (y == -2) break; |
| 1163 | } |
| 1164 | if (x == 2) break; |
| 1165 | } |
| 1166 | }, -5); |
| 1167 | assertEquals([2, 1], log); |
| 1168 | |
| 1169 | log = []; |
| 1170 | assertThrowsEquals(() => { |
| 1171 | for (let x of g1()) { |
| 1172 | for (let y of g2()) { |
| 1173 | } |
| 1174 | } |
| 1175 | }, -3); |
| 1176 | assertEquals([1], log); |
| 1177 | |
| 1178 | log = []; |
| 1179 | assertThrowsEquals(() => { |
| 1180 | for (let x of g1()) { |
| 1181 | for (let y of g2()) { |
| 1182 | if (y == -2) break; |
| 1183 | } |
| 1184 | } |
| 1185 | }, -5); |
| 1186 | assertEquals([2, 1], log); |
| 1187 | |
| 1188 | log = []; |
| 1189 | assertThrowsEquals(() => { |
| 1190 | l: for (let x of g1()) { |
| 1191 | for (let y of g2()) { |
| 1192 | if (y == -2) break l; |
| 1193 | } |
| 1194 | } |
| 1195 | }, -5); |
| 1196 | assertEquals([2, 1], log); |
| 1197 | |
| 1198 | log = []; |
| 1199 | assertThrowsEquals(() => { |
| 1200 | for (let x of g1()) { |
| 1201 | for (let y of g2()) { |
| 1202 | throw 4; |
| 1203 | } |
| 1204 | } |
| 1205 | }, 4); |
| 1206 | assertEquals([2, 1], log); |
| 1207 | |
| 1208 | log = []; |
| 1209 | assertThrowsEquals(() => { |
| 1210 | for (let x of g1()) { |
| 1211 | for (let y of g2()) { |
| 1212 | if (y == -2) throw 4; |
| 1213 | } |
| 1214 | } |
| 1215 | }, 4); |
| 1216 | assertEquals([2, 1], log); |
| 1217 | |
| 1218 | log = []; |
| 1219 | assertThrowsEquals(() => { |
| 1220 | for (let x of g1()) { |
| 1221 | try { |
| 1222 | for (let y of g2()) { |
| 1223 | } |
| 1224 | } catch (_) {} |
| 1225 | } |
| 1226 | }, 3); |
| 1227 | assertEquals([], log); |
| 1228 | |
| 1229 | log = []; |
| 1230 | assertThrowsEquals(() => { |
| 1231 | for (let x of g1()) { |
| 1232 | try { |
| 1233 | for (let y of g2()) { |
| 1234 | } |
| 1235 | } catch (_) {} |
| 1236 | if (x == 2) break; |
| 1237 | } |
| 1238 | }, 5); |
| 1239 | assertEquals([1], log); |
| 1240 | } |