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1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
2 # Copyright (c) 2013 The Chromium Authors. All rights reserved. | 2 # Copyright (c) 2013 The Chromium Authors. All rights reserved. |
3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
5 | 5 |
6 """ Parser for PPAPI IDL """ | 6 """ Parser for PPAPI IDL """ |
7 | 7 |
8 # | 8 # |
9 # IDL Parser | 9 # IDL Parser |
10 # | 10 # |
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266 | 266 |
267 # [9.1] Error recovery for InterfaceMembers | 267 # [9.1] Error recovery for InterfaceMembers |
268 def p_InterfaceMembersError(self, p): | 268 def p_InterfaceMembersError(self, p): |
269 """InterfaceMembers : error""" | 269 """InterfaceMembers : error""" |
270 p[0] = self.BuildError(p, 'InterfaceMembers') | 270 p[0] = self.BuildError(p, 'InterfaceMembers') |
271 | 271 |
272 # [10] Removed unsupported: Serializer | 272 # [10] Removed unsupported: Serializer |
273 def p_InterfaceMember(self, p): | 273 def p_InterfaceMember(self, p): |
274 """InterfaceMember : Const | 274 """InterfaceMember : Const |
275 | Operation | 275 | Operation |
| 276 | Serializer |
276 | Stringifier | 277 | Stringifier |
277 | StaticMember | 278 | StaticMember |
278 | Iterable | 279 | Iterable |
279 | ReadonlyMember | 280 | ReadonlyMember |
280 | ReadWriteAttribute | 281 | ReadWriteAttribute |
281 | ReadWriteMaplike | 282 | ReadWriteMaplike |
282 | ReadWriteSetlike""" | 283 | ReadWriteSetlike""" |
283 p[0] = p[1] | 284 p[0] = p[1] |
284 | 285 |
285 # [11] | 286 # [11] |
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460 | '-' INFINITY | 461 | '-' INFINITY |
461 | INFINITY | 462 | INFINITY |
462 | NAN """ | 463 | NAN """ |
463 if len(p) > 2: | 464 if len(p) > 2: |
464 val = '-Infinity' | 465 val = '-Infinity' |
465 else: | 466 else: |
466 val = p[1] | 467 val = p[1] |
467 p[0] = ListFromConcat(self.BuildAttribute('TYPE', 'float'), | 468 p[0] = ListFromConcat(self.BuildAttribute('TYPE', 'float'), |
468 self.BuildAttribute('VALUE', val)) | 469 self.BuildAttribute('VALUE', val)) |
469 | 470 |
470 # [30-34] NOT IMPLEMENTED (Serializer) | 471 # [30] |
| 472 def p_Serializer(self, p): |
| 473 """Serializer : SERIALIZER SerializerRest""" |
| 474 p[0] = self.BuildProduction('Serializer', p, 1, p[2]) |
| 475 |
| 476 # [31] |
| 477 # TODO(jl): This adds ReturnType and ';', missing from the spec's grammar. |
| 478 # https://www.w3.org/Bugs/Public/show_bug.cgi?id=20361 |
| 479 def p_SerializerRest(self, p): |
| 480 """SerializerRest : ReturnType OperationRest |
| 481 | '=' SerializationPattern ';' |
| 482 | ';'""" |
| 483 if len(p) == 3: |
| 484 p[2].AddChildren(p[1]) |
| 485 p[0] = p[2] |
| 486 elif len(p) == 4: |
| 487 p[0] = p[2] |
| 488 |
| 489 # [32] |
| 490 def p_SerializationPattern(self, p): |
| 491 """SerializationPattern : '{' SerializationPatternMap '}' |
| 492 | '[' SerializationPatternList ']' |
| 493 | identifier""" |
| 494 if len(p) > 2: |
| 495 p[0] = p[2] |
| 496 else: |
| 497 p[0] = self.BuildAttribute('ATTRIBUTE', p[1]) |
| 498 |
| 499 # [33] |
| 500 # TODO(jl): This adds the "ATTRIBUTE" and "INHERIT ',' ATTRIBUTE" variants, |
| 501 # missing from the spec's grammar. |
| 502 # https://www.w3.org/Bugs/Public/show_bug.cgi?id=20361 |
| 503 def p_SerializationPatternMap(self, p): |
| 504 """SerializationPatternMap : GETTER |
| 505 | ATTRIBUTE |
| 506 | INHERIT ',' ATTRIBUTE |
| 507 | INHERIT Identifiers |
| 508 | identifier Identifiers |
| 509 |""" |
| 510 p[0] = self.BuildProduction('Map', p, 0) |
| 511 if len(p) == 4: |
| 512 p[0].AddChildren(self.BuildTrue('INHERIT')) |
| 513 p[0].AddChildren(self.BuildTrue('ATTRIBUTE')) |
| 514 elif len(p) > 1: |
| 515 if p[1] == 'getter': |
| 516 p[0].AddChildren(self.BuildTrue('GETTER')) |
| 517 elif p[1] == 'attribute': |
| 518 p[0].AddChildren(self.BuildTrue('ATTRIBUTE')) |
| 519 else: |
| 520 if p[1] == 'inherit': |
| 521 p[0].AddChildren(self.BuildTrue('INHERIT')) |
| 522 attributes = p[2] |
| 523 else: |
| 524 attributes = ListFromConcat(p[1], p[2]) |
| 525 p[0].AddChildren(self.BuildAttribute('ATTRIBUTES', attributes)) |
| 526 |
| 527 # [34] |
| 528 def p_SerializationPatternList(self, p): |
| 529 """SerializationPatternList : GETTER |
| 530 | identifier Identifiers |
| 531 |""" |
| 532 p[0] = self.BuildProduction('List', p, 0) |
| 533 if len(p) > 1: |
| 534 if p[1] == 'getter': |
| 535 p[0].AddChildren(self.BuildTrue('GETTER')) |
| 536 else: |
| 537 attributes = ListFromConcat(p[1], p[2]) |
| 538 p[0].AddChildren(self.BuildAttribute('ATTRIBUTES', attributes)) |
471 | 539 |
472 # [35] | 540 # [35] |
473 def p_Stringifier(self, p): | 541 def p_Stringifier(self, p): |
474 """Stringifier : STRINGIFIER StringifierRest""" | 542 """Stringifier : STRINGIFIER StringifierRest""" |
475 p[0] = self.BuildProduction('Stringifier', p, 1, p[2]) | 543 p[0] = self.BuildProduction('Stringifier', p, 1, p[2]) |
476 | 544 |
477 # [36] | 545 # [36] |
478 def p_StringifierRest(self, p): | 546 def p_StringifierRest(self, p): |
479 """StringifierRest : AttributeRest | 547 """StringifierRest : AttributeRest |
480 | ReturnType OperationRest | 548 | ReturnType OperationRest |
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1208 | 1276 |
1209 print '\n'.join(ast.Tree(accept_props=['PROD'])) | 1277 print '\n'.join(ast.Tree(accept_props=['PROD'])) |
1210 if errors: | 1278 if errors: |
1211 print '\nFound %d errors.\n' % errors | 1279 print '\nFound %d errors.\n' % errors |
1212 | 1280 |
1213 return errors | 1281 return errors |
1214 | 1282 |
1215 | 1283 |
1216 if __name__ == '__main__': | 1284 if __name__ == '__main__': |
1217 sys.exit(main(sys.argv[1:])) | 1285 sys.exit(main(sys.argv[1:])) |
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